CN107309777B - Profiling polishing machine for ratchet wrench head - Google Patents
Profiling polishing machine for ratchet wrench head Download PDFInfo
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- CN107309777B CN107309777B CN201710693461.5A CN201710693461A CN107309777B CN 107309777 B CN107309777 B CN 107309777B CN 201710693461 A CN201710693461 A CN 201710693461A CN 107309777 B CN107309777 B CN 107309777B
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- profiling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse 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
Abstract
The invention discloses a profiling polishing machine of a ratchet wrench head, which comprises a base, wherein a longitudinal moving layer, a transverse moving layer, a profiling layer and a polishing layer are sequentially arranged on the base from bottom to top; the polishing layer comprises a clamp arranged on the profiling layer, a grinding wheel is arranged in front of the clamp, and the clamp is connected with a profiling mechanism in the profiling layer through a driving device; the grinding wheel is fixed on the base through brackets at two ends and a driving mechanism. The invention aims to provide a profiling polishing machine for a ratchet wrench head, which realizes automatic polishing, has uniform processing, high precision and high production efficiency, and reduces processing waste; the clamping is convenient and the processing is efficient.
Description
Technical Field
The invention relates to the technical field of hardware, in particular to a profiling polishing machine of a ratchet wrench head.
Background
A wrench is a commonly used installation and removal tool. A hand tool for tightening the openings or trepanning fasteners of bolts, screws, nuts and other threads using lever principles. The wrench is usually provided with clamping handles at one or both ends of the handle portion, and the handle portion applies external force to turn the bolt or nut to hold the opening or sleeve hole of the bolt or nut. When the screw bolt or nut is used, an external force is applied to the handle part along the rotation direction of the screw thread, so that the screw bolt or nut can be screwed.
A conventional ratchet wrench, also called a universal wrench 9, has a structure shown in fig. 1, and includes a wrench handle 90 and a wrench head 91, which are hinged. By adopting the wrench, the wrench can reversely rotate, the rotation angle of the wrench is adjusted to be clamped again after the fastener with the action is not required to be withdrawn, the action is equivalent to that of a ratchet wrench, and the application range is wide.
The outer contour 911 of the wrench head 91 has a multi-segment arc structure, and the inner contour 912 has a polygonal structure. In the process of production, in the process of processing the wrench head 91 of such a wrench, the hook is generally made of carbon structural steel, and is first forged and rolled into a hook blank shape, then subjected to metal cutting processing such as milling, polishing and the like, and finally subjected to heat treatment.
At present, the polishing and polishing of the wrench head 91 is performed manually, particularly, the outer contour 911 of the wrench head 91 is polished and polished, and the surface is of a multi-section arc structure, so that the polishing has low production efficiency, is easy to cause processing waste, is easy to cause injury due to improper operation, and has potential safety hazard.
Disclosure of Invention
The invention aims to solve the problems and provide the profiling polishing machine with the ratchet wrench head, which realizes automatic polishing, has uniform processing, high precision and high production efficiency and reduces processing waste.
In order to achieve the above purpose, the invention adopts the following technical scheme: the profiling polishing machine comprises a base (1), wherein a longitudinal moving layer (2), a transverse moving layer (3), a profiling layer (4) and a polishing layer (5) are sequentially arranged on the base (1) from bottom to top; the polishing layer (5) comprises a clamp (51) arranged on the profiling layer (4), a grinding wheel (6) is arranged in front of the clamp (51), and the clamp (51) is connected with a profiling mechanism in the profiling layer (4) through a driving device (7).
Further, the profiling layer (4) comprises a profiling mechanism and an elastic mechanism; the elastic mechanism comprises a fixed seat (41) arranged on the transverse moving layer (3) and a sliding seat (42) which is covered with the fixed seat (41) to form a cuboid; a guide shaft (411) connected with the front and rear inner walls and a spring shaft (413) are arranged above the fixed seat (41); a guide shaft seat (421) matched with the guide shaft (411) is arranged on the inner wall of the top of the sliding seat (42); the surface of the spring shaft (413) is provided with a spring (412), and the inner wall of the top of the sliding seat (42) is provided with a spring seat (422) connected with the spring (412); the profiling mechanism comprises a profiling body (424), the profiling body (424) is arranged on a profiling shaft (425) below a sliding seat (42) and connected with the left inner wall and the right inner wall, the outer diameter of the profiling body (424) is consistent with that of a grinding wheel (6), a module (427) fixed on the module shaft (423) is arranged on one side of the profiling body (424), the outer contour of the module (427) is matched with the outer contour of a wrench head, one end of the module shaft (423) extends to the outside of the side wall through an empty-keeping groove (429) on the side face of the sliding seat (42), bearing seats (428) connected with the module shaft (423) are arranged on the inner walls on the two sides of the sliding seat (42), a driving wheel (71) and a driving wheel ((72) are arranged at the tail ends of the extending sections, and the driving wheel (72) is connected with a driven wheel (73) at the tail end of a clamp (51) through a driving part (74).
Further, the polishing layer (5) further comprises a clamp seat (52) for installing the clamp (51), and a driven wheel (73) for driving the clamp (51) to rotate is arranged at the tail end of the clamp seat (52).
Further, the clamp (51) comprises a clamping shaft (512), and the section of the clamping shaft (512) is of a polygonal structure matched with the inner contour (912) of the spanner head (91); the clamping shaft (512) is provided with a plurality of workpiece positions (518) separated by a separation plate (513), and the separation plates (513) are uniformly arranged along the axial direction of the clamping shaft (512); square shafts (516) connected with the driving device (7) are arranged on the two end surfaces of the clamping shaft (512); a detachable spanner head die (514) is arranged in the workpiece position (518).
Further, the spanner head dies (514) are evenly arranged at intervals of 5-8 stations.
Further, the spanner head die (514) is connected with the clamping shaft (512) by adopting a screw (517).
Further, anti-skid patterns (515) are arranged on the surface of the workpiece position (518) of the clamping shaft (512).
Further, the longitudinal moving layer (2) comprises a lower plate (21) movably arranged above the base (1), and a guide rail (23) is arranged between the lower plate (21) and the base (1); the rear end of the lower plate (21) is provided with a longitudinal telescopic cylinder (22) fixed on the base (1).
Further, the transverse moving layer (3) comprises a moving seat (30) which is arranged above the longitudinal moving layer (2) and is shaped like a door, a supporting column (31) fixedly connected with the longitudinal moving layer (2) is arranged inside the moving seat (30), a middle plate (32) is arranged on the supporting column (31), a transverse guide wheel (33) is arranged on the upper surface of the middle plate (32), a longitudinal guide wheel (34) connected with the middle plate (32) is arranged on the inner surface of the opposite moving seat (30), and a transverse telescopic cylinder (35) is arranged at the front end of the moving seat (30).
The invention has the beneficial effects that:
1. the profiling layer adopts a profiling mechanism and an elastic mechanism to realize automatic grinding and polishing, has uniform processing, high precision and high production efficiency, reduces processing waste,
2. the clamping is convenient and the processing is efficient; meanwhile, a spanner head die which is consistent with the spanner head standard component is arranged on the clamp, so that polishing transition is effectively prevented;
3. the profiling layer and the polishing layer are transversely moved when the lateral moving layer is arranged to polish, polishing at the same point is avoided, polishing precision is further improved, and processing is uniform.
Drawings
FIG. 1 is a schematic diagram of a conventional ratchet wrench.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a schematic perspective view showing a second state of the present invention. (omitting the fixed base and part of the sliding base)
Fig. 4 is a partially enlarged schematic view of fig. 3 at B.
FIG. 5 is a schematic view of the structure of the clamp of the present invention.
FIG. 6 is a schematic cross-sectional view at A-A of FIG. 5.
FIG. 7 is a schematic view of a longitudinally movable layer and a laterally movable layer according to the present invention.
The text labels in the figures are expressed as: 1. a base; 2. longitudinally moving the layer; 3. a lateral movement layer; 4. a profiling layer; 5. polishing the layer; 6. grinding wheel; 7. a driving device; 41. a fixing seat; 42. a sliding seat; 411. a guide shaft; 412. a spring; 413. a spring shaft; 421. a guide shaft seat; 422. a spring seat; 423. a module shaft; 424. a leaning die body; 425. profiling shaft; 427. a module; 428. a bearing seat; 429. an empty-avoiding groove; 71. a driving wheel; 72. a driving wheel; 73. driven wheel; 74. a transmission member; 711. a rack; 712. a rack telescopic cylinder; 51. a clamp; 52. a clamp seat; 512. a clamping shaft; 513. a partition plate; 514. a spanner head die; 515. anti-skid lines; 516. a square shaft; 517. a screw; 518. workpiece position; 9. a ratchet wrench; 90. a spanner handle; 91. a spanner head; 911. an outer contour; 912. an inner profile; 30. a movable seat; 31. a support column; 32. a middle plate; 33. a transverse guide wheel; 34. a longitudinal guide wheel; 35. a transverse telescopic cylinder; 21. a lower plate; 22. a longitudinal telescopic cylinder; 23. a guide rail; .
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.
As shown in fig. 1 to 7, the specific structure of the present invention is: the profiling polishing machine comprises a base 1, wherein a longitudinal moving layer 2, a transverse moving layer 3, a profiling layer 4 and a polishing layer 5 are sequentially arranged on the base 1 from bottom to top; the polishing layer 5 comprises a clamp 51 arranged on the profiling layer 4, a grinding wheel 6 is arranged in front of the clamp 51, and the clamp 51 is connected with a profiling mechanism in the profiling layer 4 through a driving device 7; the grinding wheel 6 is fixed on the base 1 through brackets at two ends and a driving mechanism.
Preferably, the profiling layer 4 comprises a profiling mechanism and an elastic mechanism; the elastic mechanism comprises a U-shaped fixed seat 41 arranged on the transverse moving layer 3 and an n-shaped sliding seat 42 which is covered with the fixed seat 41 to form a cuboid; a guide shaft 411 and a spring shaft 413 are arranged above the fixed seat 41 and connected with the front and rear inner walls; the inner wall of the top of the sliding seat 42 is provided with a guide shaft seat 421 matched with the guide shaft 411; the surface of the spring shaft 413 is provided with a spring 412, and the inner wall of the top of the sliding seat 42 is provided with a spring seat 422 connected with the spring 412; the profiling mechanism comprises a profiling body 424, the profiling body 424 is arranged on a profiling shaft 425 below the fixed seat 41, and the profiling shaft 425 is fixedly connected with the fixed seat 41; the outer diameter of the profiling body 424 is consistent with that of the grinding wheel 6, a module 427 fixed on a module shaft 423 is arranged on one side of the profiling body 424, the outer contour of the module 427 is matched with the outer contour 911 of the wrench head 91, one end of the module shaft 423 extends to the outside of the side wall through a clearance groove 429 on the side surface of the sliding seat 42, bearing seats 428 connected with the module shaft 423 are arranged on the inner walls on the two sides of the sliding seat 42, and a driving wheel 71 and a driving wheel 72 are arranged at the tail end of the extending section; the driving wheel 72 is connected with a driven wheel 73 at the tail end of the clamp 51 through a driving member 74. The driving wheel 72, the driven wheel 73 and the driving piece 74 are matched by adopting a chain wheel and a chain; the driving wheel 71 is a gear, and a rack 711 and a rack telescopic cylinder 712 connected to the rack 711 are provided below the driving wheel.
Preferably, the polishing layer 5 further includes a holder 52 for mounting the holder 51, and a driven wheel 73 for driving the holder 51 to rotate is disposed at the end of the holder 52.
Preferably, the clamp 51 comprises a clamping shaft 512, and the section of the clamping shaft 512 is of a polygonal structure matched with the inner contour 912 of the spanner head 91; the clamping shaft 512 is provided with a plurality of workpiece positions 518 separated by a separation plate 513, and the separation plate 513 is uniformly arranged along the axial direction of the clamping shaft 512; square shafts 516 connected with the driving device 7 are arranged on the two end surfaces of the clamping shaft 512; the workpiece location 518 has a removable spanner head die 514 disposed therein.
Preferably, the spanner head dies 514 are uniformly arranged at intervals of 5-8 stations.
Preferably, the spanner head die 514 is connected with the clamping shaft 512 by countersunk screws.
Preferably, the surface of the workpiece position 518 of the clamping shaft 512 is provided with a skid-proof line 515.
Preferably, the longitudinal moving layer 2 includes a lower plate 21 movably disposed above the base 1, and a guide rail 23 is disposed between the lower plate 21 and the base 1; the rear end of the lower plate 21 is provided with a longitudinal telescopic cylinder 22 fixed to the base 1.
Preferably, the lateral movement layer 3 includes a "door" shaped movement seat 30 disposed above the longitudinal movement layer 2, a support column 31 fixedly connected with the longitudinal movement layer 2 is disposed inside the movement seat 30, a middle plate 32 is disposed on the support column 31, a lateral guide wheel 33 is disposed on an upper surface of the middle plate 32, a longitudinal guide wheel 34 connected with the middle plate 32 is disposed on an inner surface of the movement seat 30 opposite to the middle plate, and a lateral telescopic cylinder 35 is disposed at a front end of the movement seat 30.
The transverse telescopic cylinder 35, the longitudinal telescopic cylinder 22 and the rack telescopic cylinder 712 can adopt oil cylinders or air cylinders or electric push rods.
When the grinding wheel is specifically used, the clamp 51 with the spanner head to be ground mounted is mounted in the clamp seat 52, and the front and rear positions of the clamp 51 and the grinding wheel 6 are adjusted by the longitudinal moving layer 2 so as to be attached; during polishing, the driving wheel 71 rotates under the driving of the rack 711 to drive the module shaft 423 and the module 427 to rotate, the module 427 is always attached to the profiling body 424 under the action of the spring 412 when rotating, the outer contour of the module 427 is connected with a plurality of sections of circular arcs consistent with the outer contour 911 of the wrench head 91, so that the distance between the profiling shaft 425 and the module shaft 423 is changed, the module shaft 423 drives the sliding seat 42 to elastically slide along the guide shaft 411, the wrench head 91 is tightly attached to the grinding wheel 6 to rotationally polish, and meanwhile, the transversely moving layer 3 enables the clamp 51 to reciprocate along the axis of the grinding wheel 6, so that polishing at the same place is avoided, polishing precision is further improved, and processing is uniform.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (6)
1. The profiling polishing machine for the ratchet wrench head is characterized by comprising a base (1), wherein a longitudinal moving layer (2), a transverse moving layer (3), a profiling layer (4) and a polishing layer (5) are sequentially arranged on the base (1) from bottom to top; the polishing layer (5) comprises a clamp (51) arranged on the profiling layer (4), a grinding wheel (6) is arranged in front of the clamp (51), and the clamp (51) is connected with a profiling mechanism in the profiling layer (4) through a driving device (7); the profiling layer (4) comprises a profiling mechanism and an elastic mechanism; the elastic mechanism comprises a fixed seat (41) arranged on the transverse moving layer (3) and a sliding seat (42) which is covered with the fixed seat (41) to form a cuboid; a guide shaft (411) connected with the front and rear inner walls and a spring shaft (413) are arranged above the fixed seat (41); a guide shaft seat (421) matched with the guide shaft (411) is arranged on the inner wall of the top of the sliding seat (42); the surface of the spring shaft (413) is provided with a spring (412), and the inner wall of the top of the sliding seat (42) is provided with a spring seat (422) connected with the spring (412); the profiling mechanism comprises a profiling body (424), the profiling body (424) is arranged on a profiling shaft (425) which is connected with the left and right inner walls below a sliding seat (42), the profiling body (424) is consistent with the outer diameter of a grinding wheel (6), a module (427) fixed on a module shaft (423) is arranged on one side of the profiling body (424), the outer contour of the module (427) is matched with the outer contour of a spanner head, one end of the module shaft (423) extends to the outside of the side wall through an empty-avoiding groove (429) on the side surface of the sliding seat (42), bearing seats (428) connected with the module shaft (423) are arranged on the inner walls on the two sides of the sliding seat (42), and a driving wheel (71) and a driving wheel (72) are arranged at the extending tail end of the module shaft (423); the driving wheel (72) is connected with a driven wheel (73) at the tail end of the clamp (51) through a driving piece (74); the clamp (51) comprises a clamping shaft (512), wherein the section of the clamping shaft (512) is of a polygonal structure matched with the inner contour (912) of the spanner head (91); the clamping shaft (512) is provided with a plurality of workpiece positions (518) separated by a separation plate (513), and the separation plates (513) are uniformly arranged along the axial direction of the clamping shaft (512); square shafts (516) connected with the driving device (7) are arranged on the two end surfaces of the clamping shaft (512); a detachable spanner head die (514) is arranged in the workpiece position (518).
2. The profiling polishing machine for the ratchet wrench head according to claim 1, wherein the polishing layer (5) further comprises a clamp seat (52) for installing a clamp (51), and a driven wheel (73) for driving the clamp (51) to rotate is arranged at the tail end of the clamp seat (52).
3. The ratchet wrench head profiling polisher of claim 1, wherein the wrench head dies (514) are evenly spaced 5-8 stations apart.
4. The master polisher of a ratchet wrench head according to claim 1, wherein the surface of the workpiece location (518) of the chuck shaft (512) is provided with anti-slip patterns (515).
5. The profiling polishing machine of the ratchet wrench head according to claim 1, wherein the longitudinal moving layer (2) comprises a lower plate (21) movably arranged above the base (1), and a guide rail (23) is arranged between the lower plate (21) and the base (1); the rear end of the lower plate (21) is provided with a longitudinal telescopic cylinder (22) fixed on the base (1).
6. The profiling polishing machine for the ratchet wrench head according to claim 1, wherein the transverse moving layer (3) comprises a door-shaped moving seat (30) arranged above the longitudinal moving layer (2), a support column (31) fixedly connected with the longitudinal moving layer (2) is arranged inside the moving seat (30), a middle plate (32) is arranged on the support column (31), a transverse guide wheel (33) is arranged on the upper surface of the middle plate (32), a longitudinal guide wheel (34) connected with the middle plate (32) is arranged on the opposite inner surface of the moving seat (30), and a transverse telescopic cylinder (35) is arranged at the front end of the moving seat (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693461.5A CN107309777B (en) | 2017-08-14 | 2017-08-14 | Profiling polishing machine for ratchet wrench head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693461.5A CN107309777B (en) | 2017-08-14 | 2017-08-14 | Profiling polishing machine for ratchet wrench head |
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| Publication Number | Publication Date |
|---|---|
| CN107309777A CN107309777A (en) | 2017-11-03 |
| CN107309777B true CN107309777B (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710693461.5A Active CN107309777B (en) | 2017-08-14 | 2017-08-14 | Profiling polishing machine for ratchet wrench head |
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| Country | Link |
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| CN (1) | CN107309777B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127504A (en) * | 2017-12-30 | 2018-06-08 | 王洪继 | A kind of spanner avris batch automatically grinding device |
| CN108527147A (en) * | 2018-03-01 | 2018-09-14 | 广州启光智造技术服务股份有限公司 | A kind of full-automatic sizing grinding device |
| CN116237837B (en) * | 2023-05-09 | 2023-09-08 | 兴化市佳辉电力器具有限公司 | Wrench jaw machining device |
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| CN101966678A (en) * | 2010-08-20 | 2011-02-09 | 宁波三通机械有限公司 | Polishing equipment for head of wrench |
| CN201848752U (en) * | 2010-08-20 | 2011-06-01 | 宁波三通机械有限公司 | Fixing device for wrench head polishing equipment |
| CN202540113U (en) * | 2012-04-05 | 2012-11-21 | 四川银钢一通凸轮轴股份有限公司 | Device for polishing cam shaft |
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| GB190905983A (en) * | 1909-03-12 | 1910-01-20 | Thomas Butler-Lloyd | Angle-drive Tool-holder for Screwdrivers, Box-spanners and Tools for Grinding-in Valves (on Internal Combustion Engines). |
| DD132181B1 (en) * | 1977-05-26 | 1981-07-29 | Juergen Kallenbach | BAND GRINDING METHOD FOR REMOVING THE FORGING GRID TO ROHLINGEN FOR WRENCHES |
| CN2236923Y (en) * | 1995-05-04 | 1996-10-09 | 重庆大学 | Polishing machine for cam shaft |
| CN201357358Y (en) * | 2009-03-03 | 2009-12-09 | 重庆金桥机器制造有限责任公司 | Profiling cam shaft grinding machine head bracket |
| CN102463512B (en) * | 2010-11-12 | 2013-09-11 | 深圳市蓝思达科技有限公司 | Double-grinding wheel profiling machine |
| CN204195462U (en) * | 2014-10-24 | 2015-03-11 | 江门市顺宗抛光设备有限公司 | Novel profiling polishing machine |
| CN205660513U (en) * | 2016-06-14 | 2016-10-26 | 范荣华 | Spanner button head buffing machine |
| CN207071855U (en) * | 2017-08-14 | 2018-03-06 | 邵东和谐五金机电有限公司 | A kind of pattern polishing machine of ratchet wrench head |
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2017
- 2017-08-14 CN CN201710693461.5A patent/CN107309777B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966678A (en) * | 2010-08-20 | 2011-02-09 | 宁波三通机械有限公司 | Polishing equipment for head of wrench |
| CN201848752U (en) * | 2010-08-20 | 2011-06-01 | 宁波三通机械有限公司 | Fixing device for wrench head polishing equipment |
| CN202540113U (en) * | 2012-04-05 | 2012-11-21 | 四川银钢一通凸轮轴股份有限公司 | Device for polishing cam shaft |
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