As a specialized dust removal equipment for mechanical processing, hardware polishing, mold manufacturing, and other scenarios, the polishing and dust removal workbench is widely used in various small and medium-sized polishing operation sites due to its small size, convenient mobility, and strong targeted dust removal. The standardization of installation, on-site placement, and wiring directly affects the dust removal efficiency, operational stability, operational safety, and service life of the equipment.
 

1、 Specification for on-site placement of polishing and dust removal workbench (preliminary core preparation)
 

On site placement is the foundation for the normal operation of the polishing and dust removal workbench. It is necessary to take into account the convenience of operation, dust removal effect, equipment safety, and operational safety, in order to avoid a decrease in dust removal efficiency, equipment failure, or safety hazards caused by improper placement. The specific specifications are as follows:
 

（1） Requirements for placement environment
 

1. Environmental temperature and humidity: The placement area should be kept dry and ventilated. The environmental temperature should be controlled at -5 ℃~40 ℃, and the relative humidity should not exceed 85% to avoid electrical component short circuits, filter material moisture agglomeration, and equipment operation caused by humid environments; At the same time, stay away from areas with high temperatures, flammable, explosive, and corrosive gases to prevent equipment components from aging or being damaged.
2. Dust and debris: The placement should be far away from corners with severe dust accumulation, to avoid a large amount of external dust from adsorbing on the surface of the equipment, blocking the air inlet, and increasing the operating load of the equipment; There are no obstacles blocking the surroundings, ensuring smooth air inlet and outlet of the equipment, no debris obstructing airflow circulation, and ensuring dust removal effectiveness.
3. Ground conditions: Choose a flat and solid ground, with a ground bearing capacity that meets the weight of the equipment itself, to avoid uneven ground that may cause equipment tilt and vibration during operation, affecting installation accuracy and operational safety; If there is a slope on the ground, leveling treatment should be carried out, and if necessary, anti slip pads or fixed bases should be laid.
 

（2） Placement and spacing requirements
 

1. Homework adaptation: The placement position should be adjacent to the polishing operation area, and the distance between the workbench and the polishing operation point should be controlled at 30-50cm to ensure that the dust generated by polishing can be inhaled by the equipment in a timely manner, avoiding the spread of dust to the workshop environment and improving the targeted dust removal.
2. Spacing requirements: The distance between equipment and walls, as well as other equipment, should not be less than 50cm to facilitate daily maintenance, filter material replacement, and dust cleaning; The air outlet of the equipment should face the direction with good ventilation in the workshop, or be connected to the exhaust duct to avoid the purified air flowing back to the work area, and to avoid the air outlet facing the operator or work site.
3. Electrical safety distance: The placement of equipment should be far away from electrical equipment such as power switches and distribution boxes, with a distance of not less than 1m, to avoid the vibration generated during equipment operation affecting electrical components, and to prevent dust from entering electrical equipment and causing short circuits; If it is necessary to approach electrical equipment, dust prevention and protective measures should be taken.
 

（3） Fixed placement requirements
 

1. Mobile workbench: After placement, the universal wheels need to be locked to ensure that the equipment does not move or shake during operation, avoiding affecting the accuracy of polishing operations and dust removal effects; When used for a long time, expansion bolts can be used to fix the equipment base to the ground to improve stability.
2. Fixed workbench: Before installation, it is necessary to check the position of the mounting holes on the base, firmly fix the base to the ground with expansion bolts, ensure that the bolts are tightened and not loose, and prevent vibration during equipment operation, which may cause parts to fall off or be damaged.
 

2、 Standard installation steps for polishing and dust removal workbench (standardized and practical operation, one-step completion)
 

The installation of the polishing and dust removal workbench should follow the process of "preliminary preparation → basic assembly → component installation → debugging and inspection". The operation is simple and easy to understand, and does not require a professional construction team. On site operation and maintenance personnel can complete it. The specific steps are as follows, and attention should be paid to operational safety throughout the process.
 

（1） Preparation before installation
 

1. Equipment inspection: After unpacking, check each component of the equipment one by one to ensure that they are complete and intact, including the workbench surface, body shell, filter cartridge, fan, air inlet, air outlet, ash collection drawer, electrical control box, universal wheel, fixing bolts, etc. After confirming that there is no damage, missing, or deformation, installation can be carried out.
2. Tool and protection preparation: Prepare basic installation tools, including screwdrivers, wrenches, pliers, tape measures, expansion bolts, hand drills, etc., to ensure that the tools are in good condition; Operators should wear safety protective equipment, including helmets, dust masks, and protective gloves, to avoid inhaling dust and scratching components during installation.
3. On site cleaning: Clean up the debris and dust in the placement area, level the ground, confirm that the placement location meets the specifications, and reserve sufficient space for maintenance and operation; Check if the power supply and exhaust ducts are ready to ensure smooth installation.
 

（2） Basic assembly steps
 

1. Assembly of base and body: Place the body shell steadily on the base, align the mounting holes of the base and body, and tighten and fix them one by one with bolts to ensure that the connection between the body and base is firm and not loose, avoiding vibration during operation.
2. Installation of universal joint: If it is a mobile workbench, install the universal joint at the installation hole at the bottom of the base, tighten the fixing bolts, and ensure that the universal joint rotates flexibly and locks reliably; If it is a fixed workbench, install fixed feet and adjust the height of the fixed feet to keep the workbench surface level.
3. Installation of workbench: Place the workbench steadily on the top of the machine, align the installation holes, tighten and fix them with bolts, and check whether the workbench is level, firm, and free of shaking or loosening; If there are anti slip pads on the countertop, they should be laid flat to ensure stable placement of the workpiece during polishing operations.
 

（3） Installation of core components
 

1. Filter material installation: Open the side door or upper cover of the equipment body, remove the filter cartridge, check the appearance of the filter material for damage, and after opening the line, insert the filter cartridge smoothly into the installation seat to ensure that the filter material is tightly sealed and there is no gap with the installation seat. Tighten the fixing pressure ring to avoid air leakage and reduce dust removal efficiency; After installation, close the side door or upper cover of the machine and tighten the fixing bolts.
2. Installation of ash collection components: smoothly push the ash collection drawer into the ash collection area at the bottom of the equipment, ensuring that the drawer is tightly sealed with the machine body, smoothly pushed and pulled, and without any jamming; If the dust collection component is equipped with a sealing gasket, it is necessary to check whether the gasket is intact and installed in place to prevent dust accumulation and leakage.
3. Fan installation: Fans are usually pre installed components, and during installation, it is necessary to check whether the connecting bolts between the fan and the body are tightened, whether the fan impeller rotates flexibly, without jamming or abnormal noise; Check if the connection between the fan inlet and outlet and the body is tightly sealed to avoid air leakage.
4. Installation of air inlet and outlet: Install the air inlet cover at the air inlet of the workbench, tighten the fixing bolts, ensure that the cover is not loose, and prevent workpieces and debris from falling into the equipment during polishing; If it is necessary to connect the exhaust duct, align the duct with the equipment air outlet, fix it firmly with clamps, and do a good job of sealing to avoid air leakage in the duct.
 

（4） Post installation commissioning inspection
 

1. Appearance and firmness inspection: Check all installation components one by one, confirm that the bolts are tightened and not loose, the filter material, dust collection components, air inlet cover, etc. are installed in place, the machine body is not tilted or shaken, the table is level, and the universal wheel lock is reliable.
2. No load test run: temporarily do not connect the dust removal function, only turn on the equipment power, check whether the electrical control box indicator light is normal, whether the fan can start and stop normally, and whether there are any abnormal noises or vibrations during operation; If there is any abnormality, immediately turn off the power for troubleshooting.
3. Load test run: After the no-load test run is normal, turn on the dust removal function and perform simulated grinding operation. Observe whether the suction force of the equipment inlet is normal, whether the dust can be effectively sucked in, and whether there is no obvious dust discharge from the outlet; Run for 5-10 minutes, check the operation status of the equipment, there is no abnormal vibration or noise, the filter material is not loose or leaking, and the dust collection components have no dust accumulation or leakage, indicating that the installation is qualified.
 

3、 Wiring specifications for polishing and dust removal workbench (professional and rigorous, ensuring safety)
 

The wiring of the dust removal workbench involves electrical safety, and it is necessary to strictly follow electrical operation specifications to prevent short circuits, leakage, wiring errors, and other problems, avoid equipment damage or safety accidents. The wiring operation should be completed by professional electricians, and the specific specifications are as follows:
 

（1） Pre wiring preparation
 

1. Power supply inspection: Confirm that the voltage and frequency of the on-site power supply are consistent with the rated voltage and frequency of the equipment to avoid electrical component burnout caused by voltage mismatch; Check whether the power supply circuit is intact, with good insulation performance, no damage, aging, or exposure, to ensure power supply safety.
2. Electrical inspection of equipment: Open the electrical control box and check whether the internal circuits, wiring terminals, contactors, relays, fan motors and other electrical components are complete, intact, without damage, looseness or oxidation; Check if the grounding terminal is secure and if the grounding circuit is intact.
3. Tool and protection preparation: Prepare wiring tools, including wire strippers, crimping tools, screwdrivers, multimeters, insulation tape, etc., to ensure good insulation performance of the tools; Operators should wear insulated gloves and shoes, ensure electrical safety protection, and strictly prohibit live wiring.
 

（2） Standard wiring steps
 

1. Power off operation: Before wiring, the on-site power must be cut off, the distribution box switch must be turned off, and a warning sign "Equipment maintenance, no closing" must be hung to prevent accidental operation of live wiring and safety accidents.
2. Power wiring: Thread the on-site power lines (live wire, neutral wire, ground wire) through the equipment inlet holes and connect them to the corresponding wiring terminals in the electrical control box. Connect the live wire (L) to the "L" terminal, the neutral wire (N) to the "N" terminal, and the ground wire (PE) to the grounding terminal (grounding symbol); Ensure that the wiring is firmly connected without looseness, and the stripping length is appropriate to avoid short circuits caused by exposed wires; The ground wire must be reliably grounded with a grounding resistance not exceeding 4 Ω to ensure the leakage protection function.
3. Internal wiring inspection and organization: Check the preset wiring inside the electrical control box, confirm that the wiring terminals are firmly connected and not loose, the wiring is arranged neatly, and there is no entanglement or damage; If there are loose terminals, tighten them in a timely manner; Organize the power lines and secure them with wire clips to avoid contact and friction between the lines and moving parts of the equipment, which may cause damage to the lines.
4. Fan motor wiring: Confirm that the fan motor wiring terminals are connected to the output terminals in the electrical control box, and that the wiring is secure and not loose. Connect the motor ground wire to the grounding terminal to ensure reliable grounding of the motor; After the wiring is completed, use a multimeter to test the insulation performance of the motor winding to avoid short circuits and leakage.
5. Control circuit wiring: If the equipment is equipped with a control panel, connect the control panel circuit to the corresponding terminal in the electrical control box to ensure that the button function is normal, the wiring is firm and not loose; Check the indicator light circuit to ensure that the indicator light can display the device's operating status normally.
6. Wiring sealing: After wiring is completed, wrap the exposed wiring terminals and line joints with insulating tape and perform insulation treatment; Seal the inlet holes of the equipment with sealing gaskets to prevent dust and water vapor from entering the electrical control box and causing damage to electrical components.
 

（3） Inspection and testing after wiring
 

1. Appearance inspection: Check all wiring parts, confirm that the wiring is firm and not loose, the lines are arranged neatly, the insulation treatment is in place, the grounding is reliable, and there are no exposed, tangled, or damaged lines; Close the electrical control box door and tighten the fixing bolts.
2. Electrical testing: Professional electricians use multimeters to test the insulation performance and power supply voltage of the circuit, confirm that there are no short circuits or leakage phenomena, and that the voltage meets the equipment requirements; Check the grounding resistance to ensure reliable grounding.
3. Power on trial operation: After confirming that the wiring is correct, remove the warning sign, connect the on-site power supply, turn on the start button on the equipment control panel, and check the equipment operation status: the fan starts and stops normally, the indicator light displays normally, the equipment has no abnormal noise or vibration, and there is no leakage or heating phenomenon; Test the speed regulation function and confirm that the speed regulation is smooth, which means the wiring is qualified.
 

4、 Common problems and troubleshooting methods for installation and wiring
 

During on-site operations, if there are installation or wiring related issues, the following methods can be used to quickly troubleshoot and handle them, avoiding the problem from escalating and ensuring the normal operation of the equipment:
 

1. Problem 1: The equipment vibrates violently and makes abnormal noises during operation. Investigation: The ground is uneven and the equipment is not firmly fixed; Loose bolts connecting the body and base; The fan impeller is unbalanced or has debris. Handling: Leveling the ground and fixing equipment; Tighten the connecting bolts; Clean up debris from the fan impeller and correct the impeller balance.
2. Problem 2: Poor dust removal efficiency, dust dispersion - Investigation: The on-site placement is too far away, and the air inlet is blocked; The installation of filter materials is not tight and there is air leakage; The air inlet cover is blocked; The air outlet duct is leaking air. Solution: Adjust the placement position; Reinstall the filter material and tighten the pressure ring; Clean the air inlet cover; Repair the pipeline seal.
3. Problem 3: The device cannot start and the indicator light does not light up - troubleshooting: the power is not connected and the voltage is not consistent; Wiring errors and loose circuits; Electrical components are damaged. Solution: Check the power supply, connect the power supply, and confirm that the voltage matches; Check the wiring, tighten loose terminals, and correct wiring errors; Replace damaged electrical components.
4. Problem 4: Leakage during equipment operation - troubleshooting: The ground wire is not grounded or not firmly grounded; Line damage and exposure; The insulation performance of electrical components has decreased. Handling: Re grounding to ensure reliable grounding; Repair damaged circuits and perform insulation treatment; Replace electrical components with decreased insulation performance.
5. Problem 5: Ash accumulation and leakage in ash collection components - Investigation: Ash collection drawers (or ash hoppers) are not installed properly and sealed tightly; The sealing gasket is aging and damaged. Solution: Reinstall the dust collection component; Replace aging or damaged gaskets.
 

5、 Operation safety and precautions

1. Installation and wiring operations must be carried out in a power-off state, and live working is strictly prohibited; Wiring should be done by professional electricians to avoid safety accidents caused by wiring errors.
2. During the installation process, handle the equipment components gently to avoid dragging, collision, and damage to the components; When installing the filter material, it needs to be sealed tightly to avoid air leakage and to avoid scratching the filter material.
3. After the equipment is placed and installed, it must be debugged and checked to confirm that there are no abnormalities before it can be put into use; Before daily use, it is necessary to check the installation and wiring of the equipment to confirm that there is no looseness or damage.
4. During the polishing operation, the operator must wear safety protective equipment. When the equipment is running, it is strictly prohibited to open the side doors and upper covers of the machine, and it is strictly prohibited to touch moving parts such as filter materials and fans.
5. Regularly inspect the installation and fixation of equipment, wiring locations, tighten loose bolts and terminals in a timely manner, repair damaged circuits and seals, and ensure long-term stable and safe operation of the equipment.
 

The on-site placement, installation steps, and wiring specifications of the dust removal workbench are key to ensuring the dust removal efficiency, operational stability, and safety of the equipment. The three complement each other and are indispensable. In practice, it is only necessary to strictly follow the specifications described in this article, prepare for early placement, complete basic assembly and core component installation according to the process, have professional personnel standardize wiring, and conduct debugging and inspection after installation and wiring to effectively avoid various common problems. Without the need for complex professional skills and with a focus on detail control, the equipment can ensure optimal dust removal performance, adapt to various polishing operation scenarios, extend equipment service life, reduce operation and maintenance costs, and provide a safe and clean working environment for workshop operators.