CN112223157A - A quick clamping device for flat key processing - Google Patents
A quick clamping device for flat key processing Download PDFInfo
- Publication number
- CN112223157A CN112223157A CN202011088290.1A CN202011088290A CN112223157A CN 112223157 A CN112223157 A CN 112223157A CN 202011088290 A CN202011088290 A CN 202011088290A CN 112223157 A CN112223157 A CN 112223157A
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- clamping
- fastening bolt
- groove
- flat key
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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
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of flat key processing, and discloses a quick clamping device for flat key processing, which comprises a base and two cross rods, wherein the cross rods are transversely arranged above the base and are supported above the base through support rods on two sides, an upper clamping mechanism and a lower clamping mechanism are arranged on the cross rods, and the upper clamping mechanism comprises a first clamping block, a first pressing plate, a first fastening bolt, a first nut, a first clamping groove, a plate groove, an inserting plate and an inserting opening; the first clamping block is fixed in the middle position above the cross rod, and a first clamping groove is formed in the inner side of the first clamping block. According to the invention, the upper clamping mechanism and the lower clamping mechanism are arranged, and one end, the middle part or two ends of the flat key can be clamped through the first clamping block and the second clamping block, so that the flat key can be clamped as required according to the processing requirement, the flat key is further convenient to process, and the clamping mode is simple and rapid.
Description
Technical Field
The invention relates to the technical field of flat key processing, in particular to a quick clamping device for flat key processing.
Background
At present, a flat key is a key which depends on two side surfaces as working surfaces and transfers torque by means of extrusion of the key and the side surfaces of a key groove, and is divided into a common flat key, a thin flat key and a guide flat key.
When processing the flat key, need polish operations such as its surface, need use clamping device convenient quick to carry out the centre gripping to the flat key processing man-hour, current clamping device use is single, can't be according to both ends, one end or the middle part of centre gripping flat key simultaneously of demand selection for it is inconvenient to process the flat key. Therefore, we propose a quick clamping device for flat key machining.
Disclosure of Invention
The invention aims to provide a quick clamping device for processing a flat key, which can clamp one end, the middle part or two ends of the flat key through the arrangement of an upper clamping mechanism and a lower clamping mechanism and through a first clamping block and a second clamping block of the upper clamping mechanism and the lower clamping mechanism, can clamp the flat key according to the processing requirement, is convenient for processing the flat key, has a simple and quick clamping mode, and solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a quick clamping device for flat key processing comprises a base and two cross rods, wherein the cross rods are transversely arranged above the base and are supported above the base through support rods on two sides, and an upper clamping mechanism and a lower clamping mechanism are arranged on the cross rods;
the upper clamping mechanism comprises a first clamping block, a first pressing plate, a first fastening bolt, a first nut, a first clamping groove, a plate groove, an inserting plate and an inserting opening; the first clamping block is fixed in the middle position above the cross rod, a first clamping groove is formed in the inner side of the first clamping block and penetrates through the front side and the rear side of the first clamping block, a first nut is welded on the surface of the upper portion of the first clamping block, a first fastening bolt penetrates through the first nut in a vertical screwed mode, the bottom of the first fastening bolt penetrates into the first clamping groove, a first pressing plate is fixed to the bottom of the first fastening bolt, a plate groove is formed in the bottom of the first clamping groove in the rear side of the first pressing plate, an inserting opening is formed in the upper portion of the first clamping block right above the plate groove, an inserting plate is vertically inserted between the inserting opening and the plate groove, and the bottom of the inserting plate is arranged in the plate groove;
the lower clamping mechanism comprises a second clamping block, a second fastening bolt, a second nut, a second clamping groove, a second pressing plate, a sliding block, a sliding groove, a third nut and a third fastening bolt; the second presss from both sides tight piece and is two, and two second press from both sides tight piece and lie in the both sides place ahead of horizontal pole, and the rear of the tight piece of second clamp is fixed with the slider, and the spout has been seted up to the inboard of slider, and the slider overlaps through the spout and puts in the outer lane of horizontal pole, and the rear side surface welding of slider has the third nut, runs through in the third nut and has connect soon the third fastening bolt, and the third fastening bolt runs through to the spout in, and the end of second fastening bolt is contradicted on the horizontal pole surface, has seted up the second in the second clamp of both sides presss from both sides the groove, and the second of both sides presss from both sides the groove symmetric distribution, the top surface welding of the tight piece of second clamp has the second nut, and vertical connecing runs through in the second nut has the second fastening bolt, and the below of second fastening bolt runs through to the second presss from both sides.
In a preferred embodiment of the present invention, a rubber pad is attached and fixed to both the first clamping block surface in the first clamping groove and the second clamping block surface in the second clamping groove.
In a preferred embodiment of the present invention, the first pressing plate is rotatably fixed to the bottom of the first fastening bolt through a rotating shaft, and the second pressing plate is rotatably fixed to the bottom of the second fastening bolt through a rotating shaft.
As a preferred embodiment of the present invention, four anti-slip pads are fixed to four corners of the bottom of the base.
As a preferred embodiment of the present invention, a holding block is fixed on the top of the inserting plate, and the holding block is fixed on the top of the inserting plate by welding.
In a preferred embodiment of the present invention, the first fastening bolt, the second fastening bolt and the third fastening bolt have three nuts fixed to their ends.
In a preferred embodiment of the present invention, the nuts are fixed to ends of the first fastening bolt, the second fastening bolt, and the third fastening bolt by welding.
In a preferred embodiment of the present invention, the slider is fixed to the rear side of the second clamp block by welding.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the rapid clamping device for processing the flat key, the upper clamping mechanism and the lower clamping mechanism are arranged, and one end, the middle part or two ends of the flat key can be clamped through the first clamping block and the second clamping block, so that the flat key can be clamped according to the processing requirement, the flat key can be processed conveniently, and the clamping mode is simple and rapid.
2. According to the rapid clamping device for processing the flat key, the rubber pads are fixedly attached to the surfaces of the first clamping block in the first clamping groove and the second clamping block in the second clamping groove, so that when the flat key is clamped by the first clamping groove and the second clamping groove, the rubber pads can increase the clamping stability.
3. According to the rapid clamping device for processing the flat key, the first pressing plate is rotatably fixed at the bottom of the first fastening bolt through the rotating shaft, the second pressing plate is rotatably fixed at the bottom of the second fastening bolt through the rotating shaft, and the rotating shaft ensures that the first pressing plate and the second pressing plate cannot rotate along with the first fastening bolt and the second fastening bolt when the first fastening bolt and the second fastening bolt drive the first pressing plate and the second pressing plate to press downwards.
4. According to the rapid clamping device for processing the flat key, the four anti-slip pads are fixed at the four corners of the bottom of the base, and the anti-slip pads are arranged at the four corners of the bottom of the base, so that the rapid clamping device has a good anti-slip effect when the base is placed.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view showing the overall structure of a quick clamping apparatus for flat key processing according to the present invention;
FIG. 2 is a schematic vertical sectional structure view of a first clamping block of the rapid clamping device for flat key processing according to the present invention;
FIG. 3 is a schematic top view of a first clamping block of the rapid clamping device for flat key processing according to the present invention;
fig. 4 is a left side structural schematic view of a right second clamping block of the rapid clamping device for flat key processing according to the present invention.
In the figure: 1. a base; 2. a cross bar; 3. a strut; 4. a first clamping block; 5. a first platen; 6. a first fastening bolt; 7. a nut; 8. a first nut; 9. a rotating shaft; 10. a first clamping groove; 11. a second clamping block; 12. a second fastening pin; 13. a second nut; 14. a second clamping groove; 15. a second platen; 16. a rubber pad; 17. a plate groove; 18. inserting plates; 19. a socket; 20. a slider; 21. a chute; 22. a third nut; 23. a third fastening bolt; 24. holding the block; 25. a non-slip mat.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the invention is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.
Referring to fig. 1-4, the present invention provides a technical solution: a quick clamping device for flat key processing comprises a base 1 and two cross rods 2, wherein the cross rods 2 are transversely arranged above the base 1, the cross rods 2 are supported above the base 1 through support rods 3 on two sides, the number of the support rods 3 is two, and an upper clamping mechanism and a lower clamping mechanism are arranged on the cross rods 2;
the upper clamping mechanism comprises a first clamping block 4, a first pressing plate 5, a first fastening bolt 6, a first nut 8, a first clamping groove 10, a plate groove 17, an inserting plate 18 and a socket 19; the first clamping block 4 is fixed in the middle position above the cross bar 2, a first clamping groove 10 is formed in the inner side of the first clamping block 4, the first clamping groove 10 penetrates through the front side and the rear side of the first clamping block 4, a first nut 8 is welded on the surface of the upper portion of the first clamping block 4, a first fastening bolt 6 penetrates through the first nut 8 in a vertical screwed mode, the bottom of the first fastening bolt 6 penetrates into the first clamping groove 10, a first pressing plate 5 is fixed to the bottom of the first fastening bolt 6, a plate groove 17 is formed in the bottom of the first clamping groove 10 in the rear side of the first pressing plate 5, an inserting opening 19 is formed in the upper portion of the first clamping block 4 right above the plate groove 17, an inserting plate 18 is vertically inserted between the inserting opening 19 and the plate groove 17, and the bottom of the inserting plate 18 is arranged in the plate groove 17;
the lower clamping mechanism comprises a second clamping block 11, a second fastening bolt 12, a second nut 13, a second clamping groove 14, a second pressing plate 15, a sliding block 20, a sliding groove 21, a third nut 22 and a third fastening bolt 23; the number of the second clamping blocks 11 is two, the two second clamping blocks 11 are positioned in front of two sides of the cross bar 2, a sliding block 20 is fixed behind the second clamping blocks 11, a sliding groove 21 is arranged on the inner side of the sliding block 20, the sliding block 20 is sleeved on the outer ring of the cross rod 2 through the sliding groove 21, a third nut 22 is welded on the rear side surface of the sliding block 20, a third fastening bolt 23 penetrates through and is screwed in the third nut 22, the third fastening bolt 23 penetrates through and is arranged in the sliding groove 21, the tail end of the second fastening bolt 12 is abutted against the surface of the cross bar 2, second clamping grooves 14 are formed in the second clamping blocks 11 on the two sides, the second clamping grooves 14 on the two sides are symmetrically distributed, the upper surface of the second clamping block 11 is welded with a second nut 13, a second fastening bolt 12 is vertically screwed in the second nut 13, the lower part of the second fastening bolt 12 penetrates into a second clamping groove 14, and a second pressing plate 15 is fixed at the bottom of the second fastening bolt 12.
In this embodiment (please refer to fig. 1-4), by providing the upper clamping mechanism and the lower clamping mechanism, and by using the first clamping block 4 and the second clamping block 11, one end, the middle part, or both ends of the flat key can be clamped, so that the flat key can be clamped as required according to the processing requirement, and thus the flat key can be processed conveniently, and the clamping manner is simple and fast.
Wherein, rubber pads 16 are respectively attached and fixed on the surface of the first clamping block 4 in the first clamping groove 10 and the surface of the second clamping block 11 in the second clamping groove 14.
In this embodiment (see fig. 1), the rubber pads 16 are attached and fixed on the surfaces of the first clamping block 4 in the first clamping groove 10 and the second clamping block 11 in the second clamping groove 14, so that when the first clamping groove 10 and the second clamping groove 14 clamp the flat key, the rubber pads 16 can increase the stability of clamping.
The first pressing plate 5 is rotatably fixed at the bottom of the first fastening bolt 6 through a rotating shaft 9, and the second pressing plate 15 is rotatably fixed at the bottom of the second fastening bolt 12 through the rotating shaft 9.
In this embodiment (see fig. 1), the first pressing plate 5 is rotatably fixed at the bottom of the first fastening bolt 6 through the rotating shaft 9, and the second pressing plate 15 is rotatably fixed at the bottom of the second fastening bolt 12 through the rotating shaft 9, so that the rotating shaft ensures that the first fastening bolt 6 and the second fastening bolt 12 cannot rotate along with the first fastening bolt 6 and the second fastening bolt 12 when the first pressing plate 5 and the second pressing plate 15 are driven to press down by the first fastening bolt 6 and the second fastening bolt 12.
The four corners of the bottom of the base 1 are fixed with four anti-skid pads 25, and the number of the anti-skid pads 25 is four.
In this embodiment (please refer to fig. 1), the four corners of the bottom of the base 1 are fixed with the four anti-slip pads 25, and the anti-slip pads 25 arranged at the four corners of the bottom of the base 1 have a better anti-slip effect when the base 1 is placed.
The top of the inserting plate 18 is fixed with a holding block 24, and the holding block 24 is fixed on the top of the inserting plate 18 in a welding mode.
In this embodiment (see fig. 2), the insert plate 18 can be taken out upward by the holding block 24.
In this embodiment (see fig. 1 and 4), the first fastening bolt 6, the second fastening bolt 12 and the third fastening bolt 23 are rotated by the nut 7.
Wherein the nut 7 is fixed at the ends of the first fastening bolt 6, the second fastening bolt 12 and the third fastening bolt 23 by welding.
Wherein the sliding block 20 is fixed on the rear side of the second clamping block 11 by welding.
It should be noted that the present invention is a fast clamping device for flat key processing, which includes a base 1, a cross bar 2, a support bar 3, a first clamping block 4, a first pressing plate 5, a first fastening bolt 6, a nut 7, a first nut 8, a rotating shaft 9, a first clamping groove 10, a second clamping block 11, a second fastening bolt 12, a second nut 13, a second clamping groove 14, a second pressing plate 15, a rubber pad 16, a plate groove 17, an inserting plate 18, a socket 19, a sliding block 20, a sliding groove 21, a third nut 22, a third fastening bolt 23, a holding block 24, and an anti-slip pad 25, all of which are general standard components or components known to those skilled in the art, and the structure and principle of which can be known to those skilled in the art through technical manuals or through routine experiments, when one end of a flat key needs to be clamped, a section of the flat key is inserted into the first clamping groove 10 and abutted against the surface of the inserting plate 18, then, the first fastening bolt 6 is screwed through the nut 7, so that the first pressing plate 5 is pressed down on the surface of the flat key to clamp the flat key, and then the processing operation can be carried out; when the middle position of the flat key needs to be clamped, the inserting plate 18 is pulled out from the plate groove 17 and the inserting hole 19 through the holding block 24, the flat key is placed in the first clamping groove 10, the middle position of the flat key is positioned in the first clamping groove 10, then the first fastening bolt 6 is screwed through the nut 7, the first pressing plate 5 is pressed down on the surface in the middle of the flat key to clamp the flat key, and then the processing operation can be carried out; when the two ends of the flat key need to be clamped, the third fastening bolt 23 is unscrewed, the sliding groove 21 of the sliding block 20 is sleeved on the cross rod 2 to slide to drive the second clamping block 11 to move, the distance between the second clamping grooves 14 of the second clamping blocks 11 on the two sides is further adjusted to be adaptive to the length of the flat key, then the third fastening bolt 23 is screwed, the position of the second clamping block 11 is limited, then the two ends of the flat key are placed in the second clamping grooves 14, the second fastening bolt 12 is screwed through the nut 7, the second pressing plate 15 is pressed down on the surfaces at the two ends of the flat key to clamp the flat key, and then the processing operation can be carried out.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of 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 invention 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a quick clamping device for flat key processing, includes base (1) and horizontal pole (2), its characterized in that: the device comprises a base (1), a plurality of transverse rods (2), two supporting rods (3) and an upper clamping mechanism and a lower clamping mechanism, wherein the transverse rods (2) are transversely arranged above the base (1), the two supporting rods (3) are supported above the base (1), and the upper clamping mechanism and the lower clamping mechanism are arranged on the transverse rods (2);
the upper clamping mechanism comprises a first clamping block (4), a first pressing plate (5), a first fastening bolt (6), a first nut (8), a first clamping groove (10), a plate groove (17), an inserting plate (18) and a socket (19); the first clamping block (4) is fixed at the middle position above the cross bar (2), a first clamping groove (10) is formed in the inner side of the first clamping block (4), the first clamping groove (10) penetrates through the front side and the rear side of the first clamping block (4), a first nut (8) is welded on the surface of the upper portion of the first clamping block (4), a first fastening bolt (6) penetrates through the first nut (8) in a vertical screwed mode, the bottom of the first fastening bolt (6) penetrates into the first clamping groove (10), a first pressing plate (5) is fixed at the bottom of the first fastening bolt (6), a plate groove (17) is formed in the bottom of a first clamping groove (10) in the rear side of the first pressing plate (5), an inserting opening (19) is formed in the upper portion of the first clamping block (4) right above the plate groove (17), an inserting plate (18) is vertically inserted between the inserting opening (19) and the plate groove (17), and the bottom of the inserting plate (18) is arranged in the plate groove (17);
the lower clamping mechanism comprises a second clamping block (11), a second fastening bolt (12), a second nut (13), a second clamping groove (14), a second pressing plate (15), a sliding block (20), a sliding groove (21), a third nut (22) and a third fastening bolt (23); the two second clamping blocks (11) are positioned in front of two sides of the cross rod (2), a sliding block (20) is fixed behind the second clamping blocks (11), a sliding groove (21) is formed in the inner side of the sliding block (20), the sliding block (20) is sleeved on the outer ring of the cross rod (2) through the sliding groove (21), a third nut (22) is welded on the rear side surface of the sliding block (20), a third fastening bolt (23) penetrates through the third nut (22) and is screwed into the sliding groove (21), the third fastening bolt (23) penetrates into the sliding groove (21), the tail end of the second fastening bolt (12) abuts against the surface of the cross rod (2), a second clamping groove (14) is formed in the second clamping blocks (11) on two sides, the second clamping grooves (14) on two sides are symmetrically distributed, a second nut (13) is welded on the surface above the second clamping blocks (11), and a second fastening bolt (12) penetrates through the second nut (13) vertically, the lower part of the second fastening bolt (12) penetrates into the second clamping groove (14), and a second pressing plate (15) is fixed at the bottom of the second fastening bolt (12).
2. The quick clamping device for flat key processing according to claim 1, wherein: and rubber pads (16) are attached and fixed on the surfaces of the first clamping blocks (4) in the first clamping grooves (10) and the surfaces of the second clamping blocks (11) in the second clamping grooves (14).
3. The quick clamping device for flat key processing according to claim 1, wherein: the first pressing plate (5) is rotatably fixed at the bottom of the first fastening bolt (6) through a rotating shaft (9), and the second pressing plate (15) is rotatably fixed at the bottom of the second fastening bolt (12) through the rotating shaft (9).
4. The quick clamping device for flat key processing according to claim 1, wherein: four corners of the bottom of the base (1) are respectively fixed with four anti-skid pads (25), and the number of the anti-skid pads (25) is four.
5. The quick clamping device for flat key processing according to claim 1, wherein: the top of the inserting plate (18) is fixed with a holding block (24), and the holding block (24) is fixed on the top of the inserting plate (18) in a welding mode.
6. The quick clamping device for flat key processing according to claim 1, wherein: and nuts (7) are fixed at the tail ends of the first fastening bolt (6), the second fastening bolt (12) and the third fastening bolt (23), and the number of the nuts (7) is three.
7. The quick clamping device for flat key processing according to claim 6, wherein: the nut (7) is fixed at the tail ends of the first fastening bolt (6), the second fastening bolt (12) and the third fastening bolt (23) in a welding mode.
8. The quick clamping device for flat key processing according to claim 1, wherein: the sliding block (20) is fixed on the rear side of the second clamping block (11) in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088290.1A CN112223157A (en) | 2020-10-13 | 2020-10-13 | A quick clamping device for flat key processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011088290.1A CN112223157A (en) | 2020-10-13 | 2020-10-13 | A quick clamping device for flat key processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112223157A true CN112223157A (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011088290.1A Pending CN112223157A (en) | 2020-10-13 | 2020-10-13 | A quick clamping device for flat key processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112223157A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405123A (en) * | 1993-01-29 | 1995-04-11 | Mielenz Gmbh | Vacuum clamping plate |
| CN108772733A (en) * | 2018-06-15 | 2018-11-09 | 韩立本 | Column Three-bearing positioning fixture |
| CN208261698U (en) * | 2018-05-03 | 2018-12-21 | 杭州全成金属制品有限公司 | A kind of handware Automatic-clamping shaping jig |
| CN208788406U (en) * | 2018-09-04 | 2019-04-26 | 王允鹏 | Fixture is used in the adjustable machining of one kind |
| CN210476580U (en) * | 2019-07-30 | 2020-05-08 | 马鞍山市雷恒机械科技有限公司 | A quick clamping device for flat key processing |
-
2020
- 2020-10-13 CN CN202011088290.1A patent/CN112223157A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405123A (en) * | 1993-01-29 | 1995-04-11 | Mielenz Gmbh | Vacuum clamping plate |
| CN208261698U (en) * | 2018-05-03 | 2018-12-21 | 杭州全成金属制品有限公司 | A kind of handware Automatic-clamping shaping jig |
| CN108772733A (en) * | 2018-06-15 | 2018-11-09 | 韩立本 | Column Three-bearing positioning fixture |
| CN208788406U (en) * | 2018-09-04 | 2019-04-26 | 王允鹏 | Fixture is used in the adjustable machining of one kind |
| CN210476580U (en) * | 2019-07-30 | 2020-05-08 | 马鞍山市雷恒机械科技有限公司 | A quick clamping device for flat key processing |
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Application publication date: 20210115 |