CN114131537A - Brake drum clamping device and using method thereof - Google Patents
Brake drum clamping device and using method thereof Download PDFInfo
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- CN114131537A CN114131537A CN202111274252.XA CN202111274252A CN114131537A CN 114131537 A CN114131537 A CN 114131537A CN 202111274252 A CN202111274252 A CN 202111274252A CN 114131537 A CN114131537 A CN 114131537A
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 claims 2
- 230000033001 locomotion Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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Abstract
The invention provides a brake drum clamping device and a using method thereof, and the brake drum clamping device comprises an ejector rod, a first screw rod, a first slide block, a suspender, a first motor, a first chute, a second motor, a second screw rod, a connecting shaft, a third screw rod, a second slide block, a connecting column, a second chute, a bearing table, a cylinder and a clamping mechanism.
Description
Technical Field
The invention relates to the technical field of brake drums, in particular to a brake drum clamping device and a using method of the brake drum clamping device.
Background
A brake drum is a component in a brake system that generates a braking force that resists movement or a tendency of movement of a vehicle. The brake drum needs to pass through multichannel process in the in-process of processing, often will carry out the centre gripping to the brake drum or let the brake drum move the handing-over between the multistation when carrying out multichannel process, but current brake drum clamping device often fixes the brake drum on certain station when using, leads to all will carry out centre gripping and dismantlement to the brake drum at every process, needs to spend a large amount of time.
Disclosure of Invention
In view of the above problems, the present invention is directed to solving the above-described problems. An object of the present invention is to provide a brake drum clamping device and a method of using the same, which solves the above problems, and by which a brake drum can be clamped to move among a plurality of stations when the brake drum is processed, without requiring a plurality of clamping and disassembling processes, and with time and labor saving.
In order to achieve the purpose, the invention adopts the following technical scheme:
a brake drum clamping device comprises a top rod, wherein a first screw rod is arranged on the bottom side of the top rod, the first screw rod is rotatably connected with a first sliding block, a hanging rod is fixedly arranged on the bottom side of the first sliding block, a first motor is arranged at one end of the top rod, and the output end of the first motor is fixedly connected with the first screw rod; a first sliding groove is formed in the lower side of the hanging rod, a second motor is arranged in the hanging rod, a second screw rod is arranged in the sliding groove, one end of the second screw rod is fixedly connected with the second motor, the other end of the second screw rod is fixedly provided with a connecting shaft, a third screw rod is fixedly arranged at the other end of the connecting shaft, the other end of the third screw rod is fixedly connected with the groove wall of one side, away from the second motor, of the sliding groove, the second screw rod and the third screw rod are both rotatably connected with a second sliding block, and the thread directions of the second screw rod and the third screw rod are opposite; the spliced pole has set firmly below the second slider, and the spliced pole is provided with the second spout that the opening is decurrent, and sliding connection has the accepting platform in the second spout, is provided with the cylinder in the spliced pole, and the tank bottom and the accepting platform fixed connection that the second spout was passed to the output of cylinder vertical downwards have set firmly output fixture in opposite directions on two accepting platforms.
The invention has the preferable technical scheme that the clamping mechanism comprises a mounting seat, a third motor, a rotating rod, a butting rod and a butting frame;
the mount pad sets firmly in the accepting table lower part, has seted up the connecting hole in the mount pad, and the rotary rod rotates with the inside wall of connecting hole to be connected, and the rotary rod is close to the one end at the bottom of the connecting hole and the output fixed connection of third motor, and the other end extends the connecting hole, and the one end that the connecting hole was kept away from to the rotary rod is provided with the butt groove, and the butt connects the pole to rotate with the butt groove to be connected, the lateral wall fixed connection of butt frame and rotary rod.
The invention has the preferable technical proposal that the abutting rod comprises a fixed part, a telescopic part and a spring; a plurality of bearings are arranged in the abutting groove, the outer ring of each bearing is fixedly connected with the inner side wall of the abutting groove, and the inner ring is fixedly connected with the outer side wall of the fixing part; the fixed part is provided with the slide opening, and the pars contractilis slides and cup joints in the slide opening, and the spring is located the slide opening, and spring one end and the one end butt of pars contractilis, the other end and the hole bottom butt of slide opening, the slide opening is extended to the other end of pars contractilis, and the one end that the pars contractilis stretched out the slide opening is provided with the butt ball.
The invention has the preferable technical scheme that a first limiting part extends radially inwards from the hole opening of the sliding hole, and a second limiting part is arranged on the outer side wall of the telescopic part.
The preferred technical scheme of the invention is that the abutting frame is in a semi-arc shape.
The invention has the preferable technical scheme that the ends of the two ends of the abutting frame, which are far away from the rotating rod, are respectively provided with a convex part and a concave part, and when the abutting frame positioned at the two sides of the hanging rod is close to each other, the convex part of the rotating rod at one side is inserted into the concave part of the rotating rod at the other side in a matching way.
The invention has the preferable technical proposal that the receiving platform comprises a receiving part, a sliding part and a connecting part; the upper end of the connecting part is fixedly connected with the output end of the air cylinder, and the lower end of the connecting part is fixedly connected with the sliding connection part; the sliding connection part is connected with the second sliding groove in a sliding mode, the lower end of the sliding connection part is fixedly connected with the bearing part, and the bearing part is fixedly connected with the mounting seat.
The preferable technical scheme of the invention is that the inner walls of two sides of the second chute are provided with third chutes; the mount pad still includes the stabilizing part, and the stabilizing part setting is in the both sides of sliding connection portion, stabilizing part and third spout sliding connection.
The preferable technical scheme of the invention is that the inner walls of two sides of the second sliding chute are provided with limit grooves; the mounting seat further comprises a third limiting part, and the third limiting part is located in the limiting groove.
A method of using a brake drum clamping device comprising the steps of:
step S00, the first motor drives the first screw rod to rotate, so that the suspender is moved to the position above the station for placing the brake drum by moving the first slide block;
step S10, the cylinder drives the receiving platform to move up and down to move the clamping mechanism to the horizontal position in the middle of the brake drum;
step S20, a second motor drives a second screw rod and a third screw rod to rotate, two third slide blocks simultaneously move in opposite directions and drive clamping mechanisms on two sides of the brake drum to be close to the brake drum;
step S30, the abutting ball abuts against the brake drum first, and then abutting frames on two sides of the brake drum are connected to complete clamping of the brake drum;
and step S40, after the brake drum is moved through the displacement of the suspender and the mounting seat, the third motor rotates to adjust the angular position of the brake drum.
The invention has the beneficial effects that:
the invention provides a brake drum clamping device and a using method thereof, and the brake drum clamping device comprises an ejector rod, a first screw rod, a first slide block, a suspender, a first motor, a first chute, a second motor, a second screw rod, a connecting shaft, a third screw rod, a second slide block, a connecting column, a second chute, a bearing table, a cylinder and a clamping mechanism.
Other characteristic features and advantages of the invention will become apparent from the following description of exemplary embodiments, which is to be read in connection with the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 is a schematic structural view of a brake drum clamping device of the present invention;
FIG. 2 is a schematic cross-sectional view of a clamping mechanism of the present invention;
FIG. 3 is an enlarged schematic view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the connecting column of the present invention;
FIG. 5 is a schematic view of the receiving table of the present invention.
In the figure: 1. a top rod; 2. a first screw; 3. a first slider; 4. a boom; 5. a first motor; 6. a first chute; 7. a second motor; 8. a second screw; 9. a connecting shaft; 10. a third screw; 11. a second slider; 12. connecting columns; 13. a second chute; 14. a receiving table; 15. a cylinder; 16. a clamping mechanism; 17. a mounting seat; 18. a third motor; 19. rotating the rod; 20. a butting rod; 21. an abutting frame; 22. connecting holes; 23. a butt joint groove; 24. a fixed part; 25. a telescopic part; 26. a spring; 27. a bearing; 28. a slide hole; 29. abutting the ball; 30. a first limiting part; 31. a second limiting part; 32. a boss portion; 33. a recessed portion; 34. a receiving part; 35. a sliding connection part; 36. a connecting portion; 37. a stabilizer; 38. a third limiting part; 39. a third chute; 40. a limiting groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The technical solution of the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1 to 5, the present embodiment provides a brake drum clamping device, which includes a top rod 1, a first screw rod 2 is disposed at a bottom side of the top rod 1, the first screw rod 2 is rotatably connected with a first sliding block 3, a suspension rod 4 is fixedly disposed at a bottom side of the first sliding block 3, a first motor 5 is disposed at one end of the top rod 1, and an output end of the first motor 5 is fixedly connected with the first screw rod 2; a first sliding groove 6 is formed in the lower side of the hanging rod 4, a second motor 7 is arranged in the hanging rod 4, a second screw 8 is arranged in the sliding groove, one end of the second screw 8 is fixedly connected with the second motor 7, the other end of the second screw is fixedly provided with a connecting shaft 9, the other end of the connecting shaft 9 is fixedly provided with a third screw 10, the other end of the third screw 10 is fixedly connected with the groove wall of one side of the sliding groove, which is far away from the second motor 7, a second sliding block 11 is rotatably connected with the second screw 8 and the third screw 10, and the thread directions of the second screw 8 and the third screw 10 are opposite; a connecting column 12 is fixedly arranged below the second sliding block 11, the connecting column 12 is provided with a second sliding chute 13 with a downward opening, a bearing table 14 is connected in the second sliding chute 13 in a sliding mode, an air cylinder 15 is arranged in the connecting column 12, the output end of the air cylinder 15 vertically downwards penetrates through the bottom of the second sliding chute 13 and is fixedly connected with the bearing table 14, and clamping mechanisms 16 with opposite output ends are fixedly arranged on the two bearing tables 14. Rotate through first motor 5 and drive first screw rod 2 rotatory, make first slider 3 along 2 displacements of first screw rod and drive jib 4 and remove, rethread second motor 7 rotates and makes second screw rod 8 and third screw rod 10 rotate, makes two second sliders 11 that are located on second screw rod 8 and third screw rod 10 displace simultaneously, is close to or keeps away from mutually in order to drive both sides spliced pole 12, and the cylinder 15 drive end reciprocates and drives the bearing platform 14 displacement from top to bottom and be fixed in the fixture 16 displacement from top to bottom on the bearing platform 14. The brake drum can be clamped and moved on a plurality of stations or processes through the ejector rod 1.
Preferably, the clamping mechanism 16 comprises a mounting seat 17, a third motor 18, a rotating rod 19, an abutting rod 20 and an abutting frame 21; mount pad 17 sets firmly in the 14 lower parts of socket table, connecting hole 22 has been seted up in the mount pad 17, rotary rod 19 rotates with the inside wall of connecting hole 22 to be connected, rotary rod 19 is close to the one end at the bottom of connecting hole 22 hole and the output fixed connection of third motor 18, the other end extends connecting hole 22, rotary rod 19 keeps away from the one end of connecting hole 22 and is provided with butt groove 23, butt pole 20 rotates with butt groove 23 to be connected, butt frame 21 and rotary rod 19's lateral wall fixed connection. The third motor 18 drives the rotating rod 19 to rotate, so that the brake drum can be driven to rotate by the rotation angle of the brake drum clamped by the abutting frame 21 after the clamping mechanisms 16 on the two sides approach, and the processing at different angles is needed by matching with different procedures.
Further, the abutment lever 20 comprises a fixed portion 24, a telescopic portion 25 and a spring 26; a plurality of bearings 27 are arranged in the abutting groove 23, the outer ring of each bearing 27 is fixedly connected with the inner side wall of the abutting groove 23, and the inner ring is fixedly connected with the outer side wall of the fixing part 24; the fixing portion 24 is provided with a slide hole 28, the telescopic portion 25 is slidably sleeved in the slide hole 28, the spring 26 is located in the slide hole 28, one end of the spring 26 is abutted to one end of the telescopic portion 25, the other end of the spring is abutted to the bottom of the slide hole 28, the other end of the telescopic portion 25 extends out of the slide hole 28, and one end of the telescopic portion 25 extending out of the slide hole 28 is provided with an abutting ball 29. Can let butt pole 20 for the motion of butt frame 21 through setting up bearing 27, when fixture 16 is close to the brake drum, the brake drum is located the within range of butt frame 21 earlier, with this can prevent its removal off tracking, then the softer and higher butt ball 29 of degree of friction of texture contacts with the brake drum earlier, pars contractilis 25 extrusion spring 26, the shape deformation on butt ball 29 cooperation brake drum surface is accomplished and is supported the brake drum to from both sides, butt frame 21 and brake drum contact after spring 26 contracts completely, and the butt frame 21 of both sides is connected and is accomplished the centre gripping to the brake drum, can let the more stable of centre gripping through the cooperation of butt pole 20 and butt frame 21.
In order to prevent the telescopic portion 25 from falling out of the slide hole 28 and separating from the fixing portion 24, a first limiting portion 30 extends radially inward from an opening of the slide hole 28, and a second limiting portion 31 is disposed on an outer side wall of the telescopic portion 25.
Preferably, the abutment shelf 21 is semi-arc shaped. Because the brake drum becomes cylindricly, through setting butt frame 21 to semi-arc, can be so that both sides butt frame 21 forms the circle of adaptation brake drum after being connected.
Further, the ends of the abutting frames 21 far away from the two ends of the rotating rod 19 are respectively provided with a convex part 32 and a concave part 33, and when the abutting frames 21 at the two sides of the suspender 4 are close, the convex part 32 of the rotating rod 19 at one side is inserted into the concave part 33 of the rotating rod 19 at the other side. In order to make the connection more stable after the two side abutment frames 21 are close to each other, the convex portions 32 of the two abutment frames 21 are inserted into the concave portions 33 of the other abutment frame 21.
The bearing platform 14 comprises a bearing part 34, a sliding part 35 and a connecting part 36; the upper end of the connecting part 36 is fixedly connected with the output end of the cylinder 15, and the lower end of the connecting part 36 is fixedly connected with the sliding connection part 35; the sliding part 35 is connected with the second chute 13 in a sliding way, the lower end of the sliding part 35 is fixedly connected with the bearing part 34, and the bearing part 34 is fixedly connected with the mounting seat 17. The sliding part 35 on the upper part of the receiving platform 14 is positioned in the second chute 13 to slide, so that the vertical movement of the receiving platform can be more stable.
Further, the inner walls of the two sides of the second sliding chute 13 are provided with third sliding chutes 39; the mounting seat 17 further includes a stabilizing portion 37, the stabilizing portion 37 is disposed on two sides of the sliding portion 35, and the stabilizing portion 37 is slidably connected to the third sliding groove 39. The stability when the mount 17 is moved is further enhanced by the stabilizers 37 arranged in a trapezoidal cross section.
Further, in order to prevent the mounting seat 17 from falling out of the second sliding chute 13 and separating from the connecting column 12, the inner walls of the two sides of the second sliding chute 13 are provided with limiting grooves 40; the mounting seat 17 further includes a third position-limiting portion 38, and the third position-limiting portion 38 is located in the position-limiting groove 40.
A method of using a brake drum clamping device comprising the steps of: step S00, the first motor 5 drives the first screw rod 2 to rotate, so that the suspender 4 is moved to the position above the station for placing the brake drum by moving the first slider 3; at the moment, the brake drum is vertically placed under the ejector rod 1 through the transmission platform, and the bottom surface of the brake drum is horizontally placed.
Step S10, the air cylinder 15 drives the receiving platform 14 to move up and down to displace the clamping mechanism 16 to the horizontal position in the middle of the brake drum; in order to avoid different positions of the upper end and the lower end of the brake drum by operators, the center of gravity of the brake drum can be closest to the center of gravity of the brake drum through the middle position of clamping, and instability after clamping is avoided.
Step S20, the second motor 7 drives the second screw rod 8 and the third screw rod 10 to rotate, the two third slide blocks simultaneously move in opposite directions, and the clamping mechanisms 16 on the two sides of the brake drum are driven to be close to the brake drum; the accuracy is higher by alignment in the vertical direction first and then by clamping in the horizontal direction.
Step S30, the abutting ball 29 abuts against the brake drum first, and then the abutting frames 21 on the two sides of the brake drum are connected to complete clamping of the brake drum;
and step S40, after the brake drum is moved through the displacement of the suspender 4 and the mounting seat 17, the third motor 18 rotates to adjust the angular position of the brake drum. At this time, the angle of the brake drum needs to be adjusted according to the angle required by different processes.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.
Claims (10)
1. A brake drum clamping device characterized by:
the device comprises a top rod (1), wherein a first screw rod (2) is arranged at the bottom side of the top rod (1), a first sliding block (3) is rotatably connected to the first screw rod (2), a hanging rod (4) is fixedly arranged at the bottom side of the first sliding block (3), a first motor (5) is arranged at one end of the top rod (1), and the output end of the first motor (5) is fixedly connected with the first screw rod (2);
a first sliding groove (6) is formed in the lower side of the hanging rod (4), a second motor (7) is arranged in the hanging rod (4), a second screw rod (8) is arranged in the sliding groove, one end of the second screw rod (8) is fixedly connected with the second motor (7), the other end of the second screw rod is fixedly provided with a connecting shaft (9), the other end of the connecting shaft (9) is fixedly provided with a third screw rod (10), the other end of the third screw rod (10) is fixedly connected with the groove wall of one side, far away from the second motor (7), of the sliding groove, a second sliding block (11) is rotatably connected with the second screw rod (8) and the third screw rod (10), and the thread directions of the second screw rod (8) and the third screw rod (10) are opposite;
second slider (11) below has set firmly spliced pole (12), spliced pole (12) are provided with second spout (13) that the opening is decurrent, sliding connection has bearing platform (14) in second spout (13), be provided with cylinder (15) in spliced pole (12), the vertical downward pass of output of cylinder (15) the tank bottom of second spout (13) with bearing platform (14) fixed connection has set firmly output fixture (16) in opposite directions on two bearing platforms (14).
2. The brake drum clamping device according to claim 1, wherein:
the clamping mechanism (16) comprises a mounting seat (17), a third motor (18), a rotating rod (19), a butting rod (20) and a butting frame (21);
mount pad (17) set firmly in socket platform (14) lower part, connecting hole (22) have been seted up in mount pad (17), rotary rod (19) with the inside wall of connecting hole (22) rotates to be connected, rotary rod (19) are close to the one end at connecting hole (22) hole bottom with the output fixed connection of third motor (18), the other end extend connecting hole (22), rotary rod (19) are kept away from the one end of connecting hole (22) is provided with butt groove (23), butt rod (20) with butt groove (23) rotate to be connected, butt frame (21) with the lateral wall fixed connection of rotary rod (19).
3. The brake drum clamping device according to claim 2, wherein:
the abutting rod (20) comprises a fixing part (24), a telescopic part (25) and a spring (26); a plurality of bearings (27) are arranged in the abutting groove (23), the outer ring of each bearing (27) is fixedly connected with the inner side wall of the abutting groove (23), and the inner ring is fixedly connected with the outer side wall of the fixing part (24); fixed part (24) are provided with slide opening (28), flexible portion (25) slide cup joint in slide opening (28), spring (26) are located in slide opening (28), spring (26) one end with the one end butt of flexible portion (25), the other end with the hole bottom butt of slide opening (28), the other end of flexible portion (25) extends slide opening (28), the one end that flexible portion (25) stretches out slide opening (28) is provided with butt ball (29).
4. A brake drum clamping device according to claim 3, wherein:
a first limiting part (30) extends from the hole opening of the sliding hole (28) radially inwards, and a second limiting part (31) is arranged on the outer side wall of the telescopic part (25).
5. The brake drum clamping device according to claim 2, wherein:
the abutting frame (21) is in a semi-arc shape.
6. The brake drum clamping device according to claim 5, wherein:
the butt joint frame (21) is kept away from the tip at the both ends of rotary rod (19) is provided with bellying (32) and depressed part (33) respectively, when being located butt joint frame (21) of jib (4) both sides is close to, bellying (32) of one side rotary rod (19) and depressed part (33) adaptation of opposite side rotary rod (19) are inserted.
7. The brake drum clamping device according to claim 2, wherein:
the bearing table (14) comprises a bearing part (34), a sliding part (35) and a connecting part (36); the upper end of the connecting part (36) is fixedly connected with the output end of the cylinder (15), and the lower end of the connecting part (36) is fixedly connected with the sliding part (35); the sliding connection part (35) is connected with the second sliding chute (13) in a sliding mode, the lower end of the sliding connection part (35) is fixedly connected with the bearing part (34), and the bearing part (34) is fixedly connected with the mounting seat (17).
8. The brake drum clamping device according to claim 7, wherein:
third sliding grooves (39) are formed in the inner walls of the two sides of the second sliding groove (13); the mounting seat (17) further comprises a stabilizing part (37), the stabilizing part (37) is arranged on two sides of the sliding part (35), and the stabilizing part (37) is connected with the third sliding groove (39) in a sliding mode.
9. The brake drum clamping device according to claim 7, wherein:
the inner walls of the two sides of the second sliding groove (13) are provided with limiting grooves (40); the mounting seat (17) further comprises a third limiting part (38), and the third limiting part (38) is located in the limiting groove (40).
10. A method of using a brake drum clamping device, comprising:
the method comprises the following steps: step S00, a first motor (5) drives a first screw rod (2) to rotate, so that a suspender (4) is moved to a position above a station for placing a brake drum by moving a first sliding block (3);
step S10, the air cylinder (15) drives the receiving platform (14) to move up and down to displace the clamping mechanism (16) to the horizontal position in the middle of the brake drum;
step S20, a second motor (7) drives a second screw rod (8) and a third screw rod (10) to rotate, two third slide blocks simultaneously move in opposite directions, and clamping mechanisms (16) on two sides of the brake drum are driven to be close to the brake drum;
step S30, the abutting ball (29) abuts against the brake drum first, and then abutting frames (21) on two sides of the brake drum are connected to complete clamping of the brake drum;
and step S40, after the brake drum is moved through the displacement of the suspender (4) and the mounting seat (17), the third motor (18) rotates to adjust the angular position of the brake drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274252.XA CN114131537A (en) | 2021-10-29 | 2021-10-29 | Brake drum clamping device and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274252.XA CN114131537A (en) | 2021-10-29 | 2021-10-29 | Brake drum clamping device and using method thereof |
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| CN114131537A true CN114131537A (en) | 2022-03-04 |
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| CN202111274252.XA Pending CN114131537A (en) | 2021-10-29 | 2021-10-29 | Brake drum clamping device and using method thereof |
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| CN210935061U (en) * | 2019-11-11 | 2020-07-07 | 广州伊尔美生物科技有限公司 | High-speed homogenizer for laboratory |
| CN111375791A (en) * | 2020-02-27 | 2020-07-07 | 洛阳龙跃机械制造有限公司 | Drilling equipment based on ball-milling iron casting processing usefulness |
| CN111515878A (en) * | 2020-04-20 | 2020-08-11 | 合肥康尔信电力系统有限公司 | Clamping assembly for machining diesel generator and working method of clamping assembly |
| CN213435201U (en) * | 2020-09-08 | 2021-06-15 | 吉林东光友成机工有限公司 | Automobile decoration strip surface paint spraying device |
| CN112453936A (en) * | 2020-11-18 | 2021-03-09 | 衡阳市群立新科机械有限公司 | Clamping device for processing car brake drum and using method thereof |
| CN112720037A (en) * | 2020-12-13 | 2021-04-30 | 林州市昊远汽车配件有限公司 | Automatic feeding device for automobile accessory machining |
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