CN215239728U - High-efficient grinding device is used in processing of car transmission shaft with dust removal function - Google Patents
High-efficient grinding device is used in processing of car transmission shaft with dust removal function Download PDFInfo
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- CN215239728U CN215239728U CN202120582736.XU CN202120582736U CN215239728U CN 215239728 U CN215239728 U CN 215239728U CN 202120582736 U CN202120582736 U CN 202120582736U CN 215239728 U CN215239728 U CN 215239728U
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- lead screw
- transmission shaft
- fixedly connected
- motor
- conveying mechanism
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 54
- 239000000428 dust Substances 0.000 title claims abstract description 52
- 238000005498 polishing Methods 0.000 claims abstract description 49
- 238000003754 machining Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
An efficient polishing device with a dust removal function for processing an automobile transmission shaft comprises a base, a polishing box and a conveying mechanism, a first lead screw is arranged in the base, a conveying mechanism is sleeved on the first lead screw, a driving mechanism is arranged on the right side of the conveying mechanism, the conveying mechanism is internally provided with a dust hood, a dust absorption fan, a dust collection box and a supporting piece, the inner wall of the left side of the grinding box is provided with a first cylinder, the right side of the first air cylinder is provided with a movable plate and a clamp, the outer wall of the right side of the grinding box is provided with a first motor, the output end of the first motor is connected with a first rotating shaft, the left side of the first rotating shaft is provided with a rotating seat, a second electric telescopic rod and a clamp, the polishing device is characterized in that a second lead screw, a second motor and a sliding block are arranged at the top of the polishing box, a second air cylinder is arranged at the bottom of the sliding block, and a polishing device is fixedly connected to the bottom of the second air cylinder. The utility model is simple in operation, it is efficient to polish, can prevent that the piece from splashing, is convenient for clear up the piece.
Description
Technical Field
The utility model relates to an automobile transmission shaft processing technology field especially relates to an automobile transmission shaft processing is with high-efficient grinding device with dust removal function.
Background
The transmission shaft is a high-speed, low-bearing rotating body, so that the dynamic balance of the transmission shaft is crucial. Generally, a dynamic balance test is carried out on a transmission shaft before the transmission shaft leaves a factory, and the transmission shaft is adjusted on a balancing machine. In the case of a front engine rear wheel drive vehicle, the transmission is arranged to transmit the rotation of the transmission to the shaft of the final drive, and the transmission can be provided with a plurality of joints, and the joints can be connected through universal joints. The transmission shaft needs to be polished in the machining process of the automobile transmission shaft.
Traditional grinding device for transmission shaft processing needs artifical material loading and unloading usually, complex operation, and intensity of labour is big, and the inefficiency of polishing, the in-process bits of broken glass of polishing splash and easily cause environmental pollution.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough and provide a high-efficient grinding device is used in processing of car transmission shaft with dust removal function to above-mentioned prior art exists, this design degree of automation is high, easy operation, and it is efficient to polish, can prevent that the piece from splashing, is convenient for clear up the piece, has solved the problem that exists among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a high-efficiency polishing device with a dust removal function for machining an automobile transmission shaft comprises a base, a polishing box and a conveying mechanism, wherein the polishing box is arranged at the top of the base, a first lead screw is arranged in the base, the conveying mechanism is sleeved on the first lead screw, a driving mechanism is arranged on the right side of the conveying mechanism, a dust hood, a dust suction fan, a dust collection box and a supporting piece are arranged in the conveying mechanism, a first air cylinder is fixedly connected to the inner wall of the left side of the polishing box, a moving plate is fixedly connected to the right side of the first air cylinder, a clamp is arranged on the moving plate, a first motor is arranged on the outer wall of the right side of the polishing box, the output end of the first motor is connected with a first rotating shaft, the first rotating shaft penetrates through the side wall of the polishing box and is fixedly connected with a rotating base, a second electric telescopic rod is fixedly connected to the left side of the rotating base, and a clamp is fixedly connected to the left side of the second electric telescopic rod, the polishing device comprises a polishing box and is characterized in that a second lead screw is arranged at the top of the polishing box, a second motor is connected to the right end of the second lead screw, a sliding block is sleeved on the second lead screw, second cylinders are arranged on the left side and the right side of the bottom of the sliding block, and a polishing device is fixedly connected to the bottom of each second cylinder and comprises a lifting plate and a polishing roller.
Preferably, the bottom of the conveying mechanism is provided with a dust collection box, the top of the dust collection box is provided with a fixed block, the center of the fixed block is provided with a groove, a dust collection fan is arranged in the groove, and the top of the fixed block is provided with a dust collection cover.
Preferably, the left side and the right side of the top of the fixing block are provided with first electric telescopic rods, and the tops of the first electric telescopic rods are fixedly connected with supporting pieces.
Preferably, the fixed block top is provided with the casing, is provided with the cavity in the casing, first electric telescopic handle and suction hood set up in the cavity, and the casing top is provided with the through-hole that corresponds with suction hood and support piece, and casing top right side is provided with the push rod motor, push rod motor output end is connected with the push rod, push rod left side fixedly connected with push pedal, the base left side is provided with the receipts workbin.
Preferably, the base right side is provided with the material loading platform, first lead screw right-hand member extends to material loading platform right side, be provided with the screw hole corresponding with first lead screw in the fixed block, first lead screw parallel arrangement has two and runs through the screw hole on the fixed block, actuating mechanism includes the action wheel, action wheel and one of them first lead screw right-hand member fixed connection, the action wheel right side is provided with the fourth motor, and another first lead screw right-hand member fixed connection has from the driving wheel, the action wheel with pass through driving belt transmission from the driving wheel and be connected.
Preferably, the left side and the right side of the bottom of the conveying mechanism are provided with sliding strips, the base and the feeding table are provided with sliding rails, and the sliding strips are arranged in the sliding rails.
Preferably, the left and right symmetry of lifter plate sets up in second cylinder bottom, installs the roller of polishing between the left and right sides lifter plate, the roller center of polishing is provided with the second pivot, the second pivot rotates with the left and right sides lifter plate to be connected, second pivot right-hand member runs through right side lifter plate fixedly connected with third motor.
Preferably, a groove is formed in the side wall of the grinding roller, a connecting clamping block is clamped in the groove, and a brush block is fixedly connected to the top of the connecting clamping block.
Compared with the prior art, the beneficial effects of the utility model are that:
first, the utility model discloses a set up conveying mechanism on the base, be convenient for carry the transmission shaft, through set up first electric telescopic handle and support piece in conveying mechanism, be convenient for support the transmission shaft, be convenient for adjust the support piece height, the completion back of polishing, adjust support piece through first electric telescopic handle and fall to the inside cavity of conveying mechanism, through setting up push rod motor and push pedal on conveying mechanism, and set up on one side of the base and receive the workbin, be convenient for send into the transmission shaft automatically and receive the workbin after polishing the completion, use manpower sparingly, the efficiency of polishing has been improved.
Second, the utility model discloses a set up the case of polishing, polish the transmission shaft in the case of polishing, can prevent effectively that the piece from splashing, through set up suction hood, dust absorption fan and dust collection box in conveying mechanism, be convenient for collect the piece, the piece conveying mechanism output of collecting in the collection box is convenient for clear up with the piece.
Third, the utility model discloses a set up second lead screw, second motor and slider in the case of polishing to set up second cylinder and grinding device bottom the slider, be convenient for adjust grinding device about, remove, be convenient for polish to not unidimensional transmission shaft, application scope is extensive.
Fourth, the utility model discloses a set up connection fixture block and brush piece on the grinding roller, clear up the epaxial piece of transmission when polishing, make the transmission shaft keep clean, be convenient for polish the transmission shaft, improved the transmission shaft efficiency of polishing.
Drawings
Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the structure of the polishing roller of the present invention;
in the figure: 1. a base; 2. grinding a box; 3. a conveying mechanism; 31. a slide bar; 32. a dust collection box; 33. a dust collection fan; 34. a fixed block; 35. a dust hood; 36. a first electric telescopic rod; 37. a support member; 38. a push rod motor; 39. pushing the plate; 4. a first lead screw; 5. a slide rail; 6. a drive shaft; 7. a first cylinder; 8. moving the plate; 9. a clamp; 10. a first motor; 11. a first rotating shaft; 12. a rotating base; 13. a second electric telescopic rod; 14. a second lead screw; 15. a second motor; 16. a slider; 17. a second cylinder; 18. a lifting plate; 19. grinding a roller; 191. connecting a clamping block; 192. a brush block; 20. a second rotating shaft; 21. a third motor; 22. a feeding table; 23. a fourth motor; 24. a driving wheel; 25. a driven wheel; 26. a drive belt; 27. and a material receiving box.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1-2, a high-efficiency polishing device with a dust removing function for processing an automobile transmission shaft comprises a base 1, a polishing box 2 and a conveying mechanism 3, wherein the top of the base 1 is provided with the polishing box 2, the left side of the polishing box 2 is provided with an outlet, the right side of the polishing box 2 is provided with an inlet, the base 1 is provided with a first lead screw 4, the first lead screw 4 is sleeved with the conveying mechanism 3, the right side of the conveying mechanism 3 is provided with a driving mechanism, the conveying mechanism 3 is provided with a dust hood 35, a dust suction fan 33, a dust collection box 32 and a support piece 37, the inner wall of the left side of the polishing box 2 is fixedly connected with a first air cylinder 7, the right side of the first air cylinder 7 is fixedly connected with a movable plate 8, the movable plate 8 is provided with a clamp 9, the outer wall of the right side of the polishing box 2 is provided with a first motor 10, the output end of the first motor 10 is connected with a first rotating shaft 11, the first rotating shaft 11 penetrates through the side wall of the polishing box 2 and is fixedly connected with a rotating base 12, 12 left sides fixedly connected with second electric telescopic handle 13 of roating seat, 13 left sides fixedly connected with anchor clamps 9 of second electric telescopic handle, be convenient for carry out the centre gripping to different length transmission shafts 6, 2 tops of grinding box are provided with second lead screw 14, second lead screw 14 right-hand member is connected with second motor 15, the cover is equipped with slider 16 on the second lead screw 14, the 16 bottom left and right sides of slider is provided with second cylinder 17, 17 bottom fixedly connected with grinding device of second cylinder, grinding device includes lifter plate 18 and grinding roller 19.
Specifically, conveying mechanism 3 bottom is provided with dust collection box 32, dust collection box 32 top is provided with fixed block 34, fixed block 34 center department is provided with the recess, be provided with dust absorption fan 33 in the recess, fixed block 34 top is provided with suction hood 35, be convenient for to the piece that transmission shaft 6 polished and produced collect, polish and accomplish the back, dust collection box 32 exports from polishing case 2 along with conveying mechanism 3, be convenient for in time clear up the piece in the dust collection box 32, prevent that the piece from piling up too much.
Specifically, the left side and the right side of the top of the fixed block 34 are provided with first electric telescopic rods 36, the top of the first electric telescopic rod 36 is fixedly connected with a support piece 37, the height of the support piece 37 can be conveniently adjusted, the top of the fixed block 34 is provided with a shell, a cavity is arranged in the shell, the first electric telescopic rod 36 and a dust hood 35 are arranged in the cavity, the top of the shell is provided with a through hole corresponding to the dust hood 35 and the support piece 37, the right side of the top of the shell is provided with a push rod motor 38, the output end of the push rod motor 38 is connected with a push rod, the left side of the push rod is fixedly connected with a push plate 39, the left side of the base 1 is provided with a material collecting box 27, after polishing is completed, the support piece 37 is adjusted to descend through the first electric telescopic rod 36 and is collected into the cavity inside the conveying mechanism 3, the push rod motor 38 is started, the push rod motor 38 drives the push plate 39 to move, the transmission shaft 6 is pushed into the material collecting box 27, so as to facilitate automatic material collection, the polishing efficiency is improved.
Specifically, the right side of the base 1 is provided with a feeding table 22, the right end of the first lead screw 4 extends to the right side of the feeding table 22, a threaded hole corresponding to the first lead screw 4 is arranged in the fixed block 34, the first lead screw 4 is provided with two threaded holes in parallel and penetrates through the fixed block 34, the driving mechanism comprises a driving wheel 24, the driving wheel 24 is fixedly connected with the right end of one of the first lead screws 4, the right side of the driving wheel 24 is provided with a fourth motor 23, the right end of the other one of the first lead screws 4 is fixedly connected with a driven wheel 25, the driving wheel 24 is in transmission connection with the driven wheel 25 through a transmission belt 26, the left side and the right side of the bottom of the conveying mechanism 3 are provided with sliding bars 31, the base 1 and the feeding table 22 are provided with sliding rails 5, the sliding bars 31 are arranged in the sliding rails 5, when in use, the fourth motor 23 drives the driving wheel 24 to rotate, the driving wheel 24 drives the driven wheel 25 to rotate through the transmission belt 26, the driving wheel 24 and the driven wheel 25 drive the first lead screws 4 to rotate, thereby drive conveying mechanism 3 and remove on first lead screw 4, be convenient for carry transmission shaft 6, the draw runner 31 slides in slide rail 5, has improved conveying mechanism 3's stability.
Specifically, the lifter plates 18 are arranged at the bottom of the second cylinder 17 in a bilateral symmetry mode, the grinding rollers 19 are arranged between the lifter plates 18 on the left side and the right side, the second rotating shafts 20 are arranged at the centers of the grinding rollers 19, the second rotating shafts 20 are rotatably connected with the lifter plates 18 on the left side and the right side, the right ends of the second rotating shafts 20 penetrate through the third motor 21 fixedly connected with the lifter plates 18 on the right side, and during use, the third motor 21 drives the second rotating shafts 20 to rotate, so that the grinding rollers 19 are driven to rotate.
Referring to fig. 3, a groove is formed in the side wall of the grinding roller 19, a connecting block 191 is clamped in the groove, and a brush block 192 is fixedly connected to the top of the connecting block 191, so that the surface scraps of the transmission shaft 6 can be conveniently cleaned during grinding.
The utility model discloses a theory of operation and use flow: when the polishing device is used, the transmission shaft 6 is placed on the supporting piece 37, the fourth motor 23 is started, the conveying mechanism 3 moves on the first lead screw 4, the conveying mechanism 3 is adjusted to move to a proper position in the polishing box 2, the fourth motor 23 is closed, the first electric telescopic rod 36 is started, the supporting piece 37 is adjusted to a proper height, the center line of the transmission shaft 6 is enabled to be coincident with the center line of the clamp 9, the first air cylinder 7 and the second electric telescopic rod 13 are started, the first air cylinder 7 drives the moving plate 8 and the left clamp 9 to move, the second electric telescopic rod 13 drives the right clamp 9 to move, the left clamp 9 and the right clamp 9 clamp two ends of the transmission shaft 6, the first air cylinder 7 and the second electric telescopic rod 13 are closed, the second air cylinder 17 is started, the polishing device is adjusted to a proper position, the first motor 10 is started, the first motor 10 drives the first rotating shaft 11 and the rotating base 12 to rotate, so as to drive the transmission shaft 6 to rotate, the third motor 21 is started, the polishing roller 19 rotates to polish the transmission shaft 6, meanwhile, the brush block 192 cleans the chips on the transmission shaft 6, the second motor 15 is started, the sliding block 16 moves left and right on the second lead screw 14 to drive the polishing device to move left and right, the transmission shaft 6 is polished in all directions, the dust collection fan 33 is started, the chips enter the dust collection box 32 through the dust collection cover 35, after polishing is completed, the first motor 10, the second motor 15 and the third motor 21 are closed, the polishing device is adjusted to ascend to a proper position, the left and right clamps 9 are adjusted to loosen and move to the left and right sides, the fourth motor 23 is started to enable the conveying mechanism 3 to move out of the polishing box 2, the right side of the dust collection box 27 is moved to a proper position, the fourth motor 23 is closed, the support piece 37 is adjusted to descend, the push rod motor 38 is started, and the push plate 39 pushes the transmission shaft 6 into the dust collection box 27.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (8)
1. The utility model provides a high-efficient grinding device is used in processing of car transmission shaft with dust removal function, includes base (1), case (2) and conveying mechanism (3) of polishing, its characterized in that: the grinding machine is characterized in that a grinding box (2) is arranged at the top of the base (1), a first lead screw (4) is arranged in the base (1), a conveying mechanism (3) is sleeved on the first lead screw (4), a driving mechanism is arranged on the right side of the conveying mechanism (3), a dust hood (35), a dust suction fan (33), a dust collection box (32) and a support piece (37) are arranged in the conveying mechanism (3), a first air cylinder (7) is fixedly connected to the inner wall of the left side of the grinding box (2), a movable plate (8) is fixedly connected to the right side of the first air cylinder (7), a clamp (9) is arranged on the movable plate (8), a first motor (10) is arranged on the outer wall of the right side of the grinding box (2), the output end of the first motor (10) is connected with a first rotating shaft (11), and the first rotating shaft (11) penetrates through the side wall of the grinding box (2) and is fixedly connected with a rotating base (12), roating seat (12) left side fixedly connected with second electric telescopic handle (13), second electric telescopic handle (13) left side fixedly connected with anchor clamps (9), it is provided with second lead screw (14) to polish case (2) top, second lead screw (14) right-hand member is connected with second motor (15), the cover is equipped with slider (16) on second lead screw (14), both sides are provided with second cylinder (17) about slider (16) bottom, second cylinder (17) bottom fixedly connected with grinding device, grinding device includes lifter plate (18) and grinding roller (19).
2. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 1, is characterized in that: the dust collection box (32) is arranged at the bottom of the conveying mechanism (3), the fixing block (34) is arranged at the top of the dust collection box (32), a groove is formed in the center of the fixing block (34), the dust collection fan (33) is arranged in the groove, and the dust collection cover (35) is arranged at the top of the fixing block (34).
3. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 2, is characterized in that: the left side and the right side of the top of the fixing block (34) are provided with first electric telescopic rods (36), and the top of each first electric telescopic rod (36) is fixedly connected with a supporting piece (37).
4. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 3, is characterized in that: fixed block (34) top is provided with the casing, is provided with the cavity in the casing, first electric telescopic handle (36) and suction hood (35) set up in the cavity, and the casing top is provided with the through-hole that corresponds with suction hood (35) and support piece (37), and casing top right side is provided with push rod motor (38), push rod motor (38) output is connected with the push rod, push rod left side fixedly connected with push pedal (39), base (1) left side is provided with receipts workbin (27).
5. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 2, is characterized in that: base (1) right side is provided with material loading platform (22), first lead screw (4) right-hand member extends to material loading platform (22) right side, be provided with the corresponding screw hole with first lead screw (4) in fixed block (34), first lead screw (4) parallel arrangement has two and runs through the screw hole on fixed block (34), actuating mechanism includes action wheel (24), action wheel (24) and one of them first lead screw (4) right-hand member fixed connection, action wheel (24) right side is provided with fourth motor (23), another first lead screw (4) right-hand member fixedly connected with from driving wheel (25), action wheel (24) are connected through driving belt (26) transmission with from driving wheel (25).
6. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 5, is characterized in that: the left side and the right side of the bottom of the conveying mechanism (3) are provided with sliding strips (31), sliding rails (5) are arranged on the base (1) and the feeding platform (22), and the sliding strips (31) are arranged in the sliding rails (5).
7. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 1, is characterized in that: lifter plate (18) bilateral symmetry sets up in second cylinder (17) bottom, installs between left and right sides lifter plate (18) and beats grinding roller (19), it is provided with second pivot (20) to beat grinding roller (19) center, second pivot (20) are rotated with left and right sides lifter plate (18) and are connected, right side lifter plate (18) fixedly connected with third motor (21) are run through to second pivot (20) right-hand member.
8. The high-efficiency grinding device with the dust removal function for the machining of the automobile transmission shaft, according to claim 1, is characterized in that: a groove is formed in the side wall of the grinding roller (19), a connecting clamping block (191) is clamped in the groove, and a brush block (192) is fixedly connected to the top of the connecting clamping block (191).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120582736.XU CN215239728U (en) | 2021-03-23 | 2021-03-23 | High-efficient grinding device is used in processing of car transmission shaft with dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120582736.XU CN215239728U (en) | 2021-03-23 | 2021-03-23 | High-efficient grinding device is used in processing of car transmission shaft with dust removal function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215239728U true CN215239728U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120582736.XU Expired - Fee Related CN215239728U (en) | 2021-03-23 | 2021-03-23 | High-efficient grinding device is used in processing of car transmission shaft with dust removal function |
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| CN (1) | CN215239728U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871879A (en) * | 2022-05-27 | 2022-08-09 | 湖北华宁防腐技术股份有限公司 | Metal steel surface treatment device for lining attachment |
| CN115351310A (en) * | 2022-08-24 | 2022-11-18 | 昆山圣合智工业装备有限公司 | Full-automatic bar splitting machine |
| CN115476209A (en) * | 2022-08-04 | 2022-12-16 | 上海桑赢实业有限公司 | High-efficient grinding device is used in processing of car transmission shaft with dust removal function |
| CN115609121A (en) * | 2022-11-11 | 2023-01-17 | 安徽亘浩机械设备制造有限公司 | Pre-weld preheating treatment table with derusting mechanism |
| CN119772696A (en) * | 2025-03-10 | 2025-04-08 | 中构建筑有限公司 | A large steel structure weld processing equipment |
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2021
- 2021-03-23 CN CN202120582736.XU patent/CN215239728U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871879A (en) * | 2022-05-27 | 2022-08-09 | 湖北华宁防腐技术股份有限公司 | Metal steel surface treatment device for lining attachment |
| CN114871879B (en) * | 2022-05-27 | 2023-09-22 | 湖北华宁防腐技术股份有限公司 | A metal steel surface treatment device for lining lamination |
| CN115476209A (en) * | 2022-08-04 | 2022-12-16 | 上海桑赢实业有限公司 | High-efficient grinding device is used in processing of car transmission shaft with dust removal function |
| CN115351310A (en) * | 2022-08-24 | 2022-11-18 | 昆山圣合智工业装备有限公司 | Full-automatic bar splitting machine |
| CN115609121A (en) * | 2022-11-11 | 2023-01-17 | 安徽亘浩机械设备制造有限公司 | Pre-weld preheating treatment table with derusting mechanism |
| CN119772696A (en) * | 2025-03-10 | 2025-04-08 | 中构建筑有限公司 | A large steel structure weld processing equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |