CN219005657U - Polishing device for cold-rolled steel plate - Google Patents

Polishing device for cold-rolled steel plate Download PDF

Info

Publication number
CN219005657U
CN219005657U CN202222962313.8U CN202222962313U CN219005657U CN 219005657 U CN219005657 U CN 219005657U CN 202222962313 U CN202222962313 U CN 202222962313U CN 219005657 U CN219005657 U CN 219005657U
Authority
CN
China
Prior art keywords
rolled steel
cold
working box
fixedly connected
steel sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222962313.8U
Other languages
Chinese (zh)
Inventor
李阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xingming Special Foundry Co ltd Of Jiande City
Original Assignee
Xingming Special Foundry Co ltd Of Jiande City
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xingming Special Foundry Co ltd Of Jiande City filed Critical Xingming Special Foundry Co ltd Of Jiande City
Priority to CN202222962313.8U priority Critical patent/CN219005657U/en
Application granted granted Critical
Publication of CN219005657U publication Critical patent/CN219005657U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The utility model provides a polishing device for a cold-rolled steel plate, and relates to the technical field of steel plate processing. The polishing device for the cold-rolled steel plate comprises a base, a working box, a collecting box, an exhaust pipe and a slag discharge port, wherein a polishing mechanism is arranged at the top of an inner cavity of the working box, an electromagnet seat is fixedly arranged on the inner wall of the bottom of the working box, hydraulic telescopic rods are fixedly arranged on the left side and the right side of the upper surface of the electromagnet seat, two hydraulic telescopic rods are fixedly connected with abutting blocks at one ends, close to each other, of the hydraulic telescopic rods, a blowing mechanism is fixedly arranged on the left side of the working box, and a first filter screen and an activated carbon adsorption plate are fixedly connected to the top of the inner wall of the left side and the right side of the collecting box. The cold-rolled steel sheet polishing device can fix the cold-rolled steel sheet through the matching of the electromagnet seat, the telescopic rod and the abutting block, prevent the cold-rolled steel sheet from displacement in the processing process, improve the processing accuracy and enable the surface of the cold-rolled steel sheet to be polished more smooth and beautiful.

Description

Polishing device for cold-rolled steel plate
Technical Field
The utility model relates to the technical field of steel plate processing, in particular to a polishing device for a cold-rolled steel plate.
Background
Cold rolling is performed by taking a hot rolled coil as a raw material and rolling the hot rolled coil at a temperature below a recrystallization temperature, and a cold rolled steel sheet is a steel sheet produced through a cold rolling process, and is called a cold sheet for short.
It is well known that a cold-rolled steel sheet needs to be polished on the surface by using a polishing device after production is completed, so that the surface is smoother and more attractive, as in the prior patent, the polishing device for the cold-rolled steel sheet is disclosed as a polishing device for the cold-rolled steel sheet, and the polishing device for the cold-rolled steel sheet can achieve the purpose of good polishing effect of the polishing device for the cold-rolled steel sheet through a shell, a workbench, a hydraulic cylinder, a polishing box, a second base, a second motor, a damping pad, a second rotating shaft and a polishing disc, solves the general problem of the polishing effect of the polishing device for the cold-rolled steel sheet can perform more efficient polishing on the cold-rolled steel sheet, thereby improving the quality of the cold-rolled steel sheet, and further improving the practicability of the polishing device for the cold-rolled steel sheet.
However, in actual use, the device does not have a fixing function, the cold-rolled steel plate can possibly displace during polishing, and a pungent gas can be generated when the polishing disc contacts with the cold-rolled steel plate for polishing, if the waste gas is not directly discharged during treatment, the device not only can pollute the surrounding environment, but also can cause damage to the physical health of staff, and the practicability of the device is reduced.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a polishing device for a cold-rolled steel plate, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a cold rolled steel sheet burnishing device, includes the base, the upper surface left side fixed mounting of base has the work box, the inner chamber top of work box is provided with polishing mechanism, the bottom inner wall fixed mounting of work box has the electro-magnet seat, the equal fixed mounting in upper surface left and right sides of electro-magnet seat has hydraulic telescoping rod, two the one end fixedly connected with that hydraulic telescoping rod is close to each other supports tight piece, the left side fixed mounting of work box has blowing mechanism, the upper surface right side fixed mounting of base has the collecting box, the top of the left and right sides inner wall top fixedly connected with first filter screen of collecting box and active carbon adsorption plate are located the top of first filter screen, the upper surface fixed intercommunication of collecting box has the exhaust pipe, the slag notch has been seted up on the right side of work box and has been passed through the slag notch and is linked together with the collecting box.
The polishing mechanism comprises a servo motor, a rotating rod, a wire block, a sliding groove, a sliding block, an electric telescopic rod, a motor and a polishing disc, wherein the servo motor and the left side of the working box are fixedly installed at the top of the left side of the working box, the right end of the output shaft of the servo motor is fixedly connected with the rotating rod, the right end of the rotating rod is rotatably connected to the right side of the working box through a bearing, the outer wall of the rotating rod is sleeved with the wire block, the sliding groove is formed in the inner wall of the top of the working box, the sliding block is slidably connected with the lower surface of the sliding block, the lower surface of the sliding block is fixedly connected with the upper surface of the wire block, the electric telescopic rod is fixedly connected with the motor, and the polishing disc is fixedly connected with the lower end of the output shaft of the motor.
The air blowing mechanism comprises a mounting seat, a supporting frame, a fan and a second filter screen, wherein the mounting seat is fixedly inlaid on the left side of the working box, the supporting frames are fixedly connected with the inner walls of the upper side and the lower side of the mounting seat, the fan is fixedly mounted in the middle of the supporting frames, and the second filter screen is fixedly connected with the inner wall of the left side of the mounting seat.
Preferably, the number of the activated carbon adsorption plates is two, and the two activated carbon adsorption plates are distributed in a staggered manner.
Preferably, the outer wall of the rotating rod is provided with threads matched with the silk block, and the rotating rod is in threaded connection with the silk block.
Preferably, rubber pads are arranged on one sides, close to each other, of the two abutting blocks.
Preferably, the four corners of the lower surface of the base are fixedly connected with supporting legs, and the lower ends of the supporting legs are provided with anti-slip pads.
Preferably, the front faces of the working box and the collecting box are both provided with box doors, and the box doors on the front faces of the working box are provided with observation windows.
(III) beneficial effects
The utility model provides a polishing device for a cold-rolled steel plate. The beneficial effects are as follows:
1. this cold-rolled steel sheet burnishing device uses through the cooperation of electro-magnet seat, telescopic link and support tight piece, puts the cold-rolled steel sheet that will polish on the electro-magnet seat, and two hydraulic telescoping rod extension of control make support tight piece each other be close to the left and right sides of supporting tight cold-rolled steel sheet, prevent cold-rolled steel sheet from controlling the removal to hold cold-rolled steel sheet with the electro-magnet seat circular telegram, thereby can fix cold-rolled steel sheet, prevent that cold-rolled steel sheet from appearing the displacement in the course of working, improve the machining precision for the cold-rolled steel sheet surface is polished smoother and more beautiful.
2. This cold rolled steel sheet burnishing device uses through the cooperation of blowing mechanism, the collecting box, first filter screen, second filter screen and active carbon adsorption board, start the fan when polishing and blow, can blow the piece that produces when polishing and harmful gas into the collecting box along the sediment mouth, the piece drops in the bottom of collecting box because self gravity effect, the gas upwards drifts, particulate matter in with the gas filters through first filter screen, the gas is purified through the active carbon adsorption board again, and two active carbon adsorption boards staggered distribution, can prolong the route of gas walking, thereby lengthen the filtration duration, make the gas purified purer, last gas is discharged by the exhaust pipe, the left side inner wall at the mount pad sets up the second filter screen, can prevent that there is the foreign matter to enter into in the work box.
Drawings
FIG. 1 is a schematic structural view of a polishing device for a cold-rolled steel sheet according to the present utility model;
FIG. 2 is a front view of a polishing apparatus for a cold rolled steel sheet according to the present utility model;
fig. 3 is an enlarged schematic view of a portion a shown in fig. 1 of a polishing apparatus for a cold rolled steel sheet according to the present utility model.
1, a base; 2. a working box; 3. a polishing mechanism; 301. a servo motor; 302. a rotating rod; 303. a silk block; 304. a chute; 305. a slide block; 306. an electric telescopic rod; 307. a motor; 308. polishing disk; 4. an electromagnet seat; 5. a hydraulic telescopic rod; 6. a tightening block; 7. a blowing mechanism; 701. a mounting base; 702. a support frame; 703. a fan; 704. a second filter screen; 8. a collection box; 9. a first filter screen; 10. an activated carbon adsorption plate; 11. an exhaust pipe; 12. and a slag discharging port.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
The embodiment of the utility model provides a polishing device for a cold-rolled steel plate, as shown in figures 1-3, the polishing device comprises a base 1, four corners of the lower surface of the base 1 are fixedly connected with supporting legs, the lower ends of the supporting legs are provided with anti-slip pads, the anti-slip pads are arranged to improve the stability of the device, the device is prevented from being displaced due to vibration in the working process, a working box 2 is fixedly arranged on the left side of the upper surface of the base 1, a polishing mechanism 3 is arranged at the top of an inner cavity of the working box 2, an electromagnet seat 4 is fixedly arranged on the inner wall of the bottom of the working box 2, hydraulic telescopic rods 5 are fixedly arranged on the left side and the right side of the upper surface of the electromagnet seat 4, one ends, close to each other, of the two hydraulic telescopic rods 5 are fixedly connected with a tightening block 6, one sides, close to each other, of the two tightening blocks 6 are provided with rubber pads, the rubber pads are arranged to prevent the tightening blocks 6 from clamping cold-rolled steel plates, the cold-rolled steel plate to be polished is placed on the electromagnet seat 4, the two hydraulic telescopic rods 5 are controlled to extend to enable the abutting blocks 6 to be close to the left side and the right side of the abutting cold-rolled steel plate, the cold-rolled steel plate is prevented from moving left and right, the electromagnet seat 4 is electrified to absorb the cold-rolled steel plate, so that the cold-rolled steel plate can be fixed, displacement of the cold-rolled steel plate is prevented in the processing process, the processing accuracy is improved, the surface of the cold-rolled steel plate is polished to be smoother and more beautiful, the air blowing mechanism 7 is fixedly arranged on the left side of the working box 2, the collecting box 8 is fixedly arranged on the right side of the upper surface of the base 1, the working box 2 and the front side of the collecting box 8 are respectively provided with a box door, observation windows are arranged on the box door on the front side of the working box 2, the inner wall tops of the left side and the right side of the collecting box 8 are fixedly connected with the first filter screen 9 and the activated carbon adsorption plate 10, the activated carbon adsorption plate 10 is positioned above the first filter screen 9, the number of the active carbon adsorption plates 10 is two, the two active carbon adsorption plates 10 are distributed in a staggered way, the upper surface of the collecting box 8 is fixedly communicated with an exhaust pipe 11, the right side of the working box 2 is provided with a slag discharge port 12, and the working box is communicated with the collecting box 8 through the slag discharge port 12.
The polishing mechanism 3 comprises a servo motor 301, a rotating rod 302, a wire block 303, a sliding groove 304, a sliding block 305, an electric telescopic rod 306, a motor 307 and a polishing disc 308, wherein the servo motor 301 is fixedly arranged at the top of the left side of the working box 2, the right end of an output shaft of the servo motor 301 penetrates through the left side of the working box 2, the rotating rod 302 is fixedly connected with the right end of the output shaft of the servo motor 301, the right end of the rotating rod 302 is rotatably connected to the right side of the working box 2 through a bearing, the wire block 303 is sleeved on the outer wall of the rotating rod 302, threads matched with the wire block 303 are arranged on the outer wall of the rotating rod 302, the rotating rod 302 is in threaded connection with the wire block 303, the direction of the movement of the wire block 303 can be controlled through the direction of rotation of the rotating rod 302, the sliding groove 304 is formed in the inner wall of the working box 2, the sliding groove 304 is fixedly connected with the sliding block 305, the lower surface of the sliding block 305 is fixedly connected with the upper surface of the wire block 303, the lower surface of the electric telescopic rod 306 is fixedly connected with the lower surface of the electric telescopic rod 307, the lower end of the electric telescopic rod 306 is fixedly connected with the motor 307, the lower end of the output shaft of the motor 307 is fixedly connected with the disc 308, after the fixing, the electric telescopic rod 307 is driven by the motor 307, the outer wall is rotatably connected with the wire block, the screw rod 307, the screw rod matched with the wire block, the polishing rod is driven by the electric telescopic rod 307, the electric telescopic rod and the electric rod and the lower end, the electric telescopic rod 308, the electric rod and the lower control motor 305, and the electric drive motor.
The blowing mechanism 7 comprises a mounting seat 701, a support frame 702, a fan 703 and a second filter screen 704, wherein the mounting seat 701 is fixedly inlaid in the left side of the working box 2, the support frame 702 is fixedly connected with the inner walls of the upper side and the lower side of the mounting seat 701, the fan 703 is fixedly arranged in the middle of the support frame 702, the second filter screen 704 is fixedly connected with the inner wall of the left side of the mounting seat 701, the fan 703 is started to blow air when polishing, chips and harmful gases generated during polishing can be blown into the collecting box 8 along the slag discharge opening 12, the chips fall at the bottom of the collecting box 8 due to the effect of self gravity, the gases drift upwards, particles in the gases are filtered through the first filter screen 9, the gases are purified through the activated carbon adsorption plates 10, the two activated carbon adsorption plates 10 are distributed in a staggered mode, the gas walking path can be prolonged, the filtering time is prolonged, the gases are purified purer, and finally the gases are discharged by the exhaust pipe 11, and the second filter screen 704 is arranged on the inner wall of the left side of the mounting seat 701, and the foreign matters can be prevented from entering the working box 2.
Further, the number of the activated carbon adsorption plates 10 is two, and the two activated carbon adsorption plates 10 are distributed in a staggered manner, as shown in fig. 1, the two activated carbon adsorption plates 10 are distributed in a staggered manner, so that the path of gas traveling can be prolonged, the filtering time is prolonged, and the gas is purified more pure.
Further, the outer wall of the rotating rod 302 is provided with threads matched with the filament block 303, and the rotating rod 302 is in threaded connection with the filament block 303, as shown in fig. 1, the moving direction of the filament block 303 can be controlled through the rotating direction of the rotating rod 302.
Further, the two abutting blocks 6 are provided with rubber pads on the sides close to each other, and as shown in fig. 1, the rubber pads can prevent the abutting blocks 6 from clamping the cold-rolled steel plate.
Further, the four corners of the lower surface of the base 1 are fixedly connected with supporting legs, and the lower ends of the supporting legs are provided with anti-slip pads, as shown in fig. 1, the stability of the device can be improved by the aid of the anti-slip pads, and displacement of the device caused by vibration in the working process of the device is prevented.
Working principle: when the polishing device is used, a box door is opened, a cold-rolled steel plate to be polished is placed on the electromagnet seat 4, and then the two hydraulic telescopic rods 5 are controlled to extend to enable the abutting blocks 6 to be close to the left side and the right side of the cold-rolled steel plate to be abutted against, so that the cold-rolled steel plate is prevented from moving left and right, the electromagnet seat 4 is electrified to attract the cold-rolled steel plate, the cold-rolled steel plate can be fixed, displacement of the cold-rolled steel plate in the processing process is prevented, the processing accuracy is improved, and the surface of the cold-rolled steel plate is polished to be smoother and more beautiful; after the fixing, starting a motor 307 to drive a polishing disc 308 to rotate, controlling an electric telescopic rod 306 to extend so that the polishing disc 308 moves downwards to contact with a cold-rolled steel plate for polishing, starting a servo motor 301 to drive a rotating rod 302 to rotate so that a wire block 303 moves, and driving the motor 307 at the lower end of the electric telescopic rod 306 to move so that the polishing disc 308 moves to continuously polish the cold-rolled steel plate; starting fan 703 when polishing blows, can blow the piece and the harmful gas that produce when polishing into collecting box 8 along arranging sediment mouth 12 in, the piece drops in the bottom of collecting box 8 because self gravity effect, the gas upwards drifts, filter the particulate matter in the gas through first filter screen 9, it purifies gas to pass through activated carbon adsorption plate 10 again, and two activated carbon adsorption plates 10 are crisscross to be distributed, can lengthen the route of gas walking, thereby lengthen the filtration duration, make the gas by purifying purer, last gas is discharged by exhaust pipe 11, the left side inner wall at mount pad 701 sets up second filter screen 704, can prevent that there is the foreign matter to enter into in the work box 2.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a cold rolled steel sheet burnishing device, includes base (1), its characterized in that: the automatic polishing device is characterized in that a working box (2) is fixedly arranged on the left side of the upper surface of the base (1), a polishing mechanism (3) is arranged at the top of an inner cavity of the working box (2), an electromagnet seat (4) is fixedly arranged on the inner wall of the bottom of the working box (2), hydraulic telescopic rods (5) are fixedly arranged on the left side and the right side of the upper surface of the electromagnet seat (4), a tight supporting block (6) is fixedly connected with one end, close to each other, of each hydraulic telescopic rod (5), of each hydraulic telescopic rod, a blowing mechanism (7) is fixedly arranged on the left side of the working box (2), a collecting box (8) is fixedly arranged on the right side of the upper surface of the base (1), a first filter screen (9) and an activated carbon adsorption plate (10) are fixedly connected to the top of the inner wall of the left side and the right side of the collecting box (8), an exhaust pipe (11) is fixedly communicated with the upper surface of the collecting box (8), and a slag discharging port (12) is formed in the right side of the working box (2) and is communicated with the collecting box (8) through the slag discharging port (12);
the polishing mechanism (3) comprises a servo motor (301), a rotating rod (302), a wire block (303), a sliding groove (304), a sliding block (305), an electric telescopic rod (306), a motor (307) and a polishing disc (308), wherein the servo motor (301) is fixedly arranged at the top of the left side of the working box (2), the right end of an output shaft of the servo motor (301) penetrates through the left side of the working box (2), the right end of the output shaft of the servo motor (301) is fixedly connected with the rotating rod (302) and the right end of the rotating rod (302) is rotatably connected to the right side of the working box (2) through a bearing, the outer wall of the rotating rod (302) is sheathed with the wire block (303), the sliding groove (304) is formed in the inner wall of the top of the working box (2), the sliding block (305) is fixedly connected with the lower surface of the sliding block (305), the electric telescopic rod (306) is fixedly connected with the lower surface of the wire block (303), the lower end of the electric telescopic rod (306) is fixedly connected with the motor (307), and the polishing disc (308) is fixedly connected with the lower end of the output shaft (307).
The blowing mechanism (7) comprises a mounting seat (701), a supporting frame (702), a fan (703) and a second filter screen (704), wherein the mounting seat (701) is fixedly inlaid on the left side of the working box (2), the supporting frame (702) is fixedly connected with the inner walls of the upper side and the lower side of the mounting seat (701), the fan (703) is fixedly arranged in the middle of the supporting frame (702), and the second filter screen (704) is fixedly connected with the inner wall of the left side of the mounting seat (701).
2. The polishing apparatus for cold rolled steel sheet as claimed in claim 1, wherein: the number of the active carbon adsorption plates (10) is two, and the two active carbon adsorption plates (10) are distributed in a staggered manner.
3. The polishing apparatus for cold rolled steel sheet as claimed in claim 1, wherein: the outer wall of the rotating rod (302) is provided with threads matched with the wire blocks (303), and the rotating rod (302) is in threaded connection with the wire blocks (303).
4. The polishing apparatus for cold rolled steel sheet as claimed in claim 1, wherein: one side of each abutting block (6) close to each other is provided with a rubber pad.
5. The polishing apparatus for cold rolled steel sheet as claimed in claim 1, wherein: the four corners of the lower surface of the base (1) are fixedly connected with supporting legs, and the lower ends of the supporting legs are provided with anti-slip pads.
6. The polishing apparatus for cold rolled steel sheet as claimed in claim 1, wherein: the front faces of the working box (2) and the collecting box (8) are respectively provided with a box door, and the box doors on the front faces of the working box (2) are provided with observation windows.
CN202222962313.8U 2022-11-07 2022-11-07 Polishing device for cold-rolled steel plate Active CN219005657U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222962313.8U CN219005657U (en) 2022-11-07 2022-11-07 Polishing device for cold-rolled steel plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222962313.8U CN219005657U (en) 2022-11-07 2022-11-07 Polishing device for cold-rolled steel plate

Publications (1)

Publication Number Publication Date
CN219005657U true CN219005657U (en) 2023-05-12

Family

ID=86269551

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222962313.8U Active CN219005657U (en) 2022-11-07 2022-11-07 Polishing device for cold-rolled steel plate

Country Status (1)

Country Link
CN (1) CN219005657U (en)

Similar Documents

Publication Publication Date Title
CN111571292B (en) Scrap cleaning device for ironwork processing and using method thereof
CN220073595U (en) Auxiliary laser cutting device
CN111451907A (en) Efficient automobile parts grinding device
CN207668569U (en) A kind of numerical control processing apparatus
CN113523606A (en) Numerical control cutting machine convenient to clear away smear metal
CN211072945U (en) Polishing device for clutch pressure plate
CN219005657U (en) Polishing device for cold-rolled steel plate
CN208527817U (en) A kind of puncher clamping device
CN117245121A (en) Plate drilling equipment and using method thereof
CN113001378A (en) Polishing equipment capable of randomly adjusting angle for hardware processing
CN115091308B (en) Polishing equipment for intelligent lamp production and application method thereof
CN214558297U (en) Intelligent fireproof laser engraving machine
CN211305915U (en) Iron plate polishing device
CN219617448U (en) Efficient polishing machine
CN112847526A (en) PP panel cutting equipment with positioning mechanism
CN219333525U (en) Waste gas purifying mechanism
CN219745127U (en) Saw dust deironing device
CN220589319U (en) Dust collector is used in refractory material production
CN220806821U (en) Polishing device for production of hydrostatic guideway of gantry machining center
CN219599891U (en) Multi-station ceramic blank repairing device
CN212664993U (en) Adjustable deburring device for casting machining
CN219767854U (en) Mirror grinding tool for processing driving roller
CN220993247U (en) Welding table for machine tool welding
CN211414304U (en) Numerical control turning and grinding inner and outer circle composite mechanism
CN218168060U (en) Laser belt cleaning device based on speculum

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant