CN211218735U - Clamping device of rhombus part - Google Patents
Clamping device of rhombus part Download PDFInfo
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- CN211218735U CN211218735U CN201922369351.0U CN201922369351U CN211218735U CN 211218735 U CN211218735 U CN 211218735U CN 201922369351 U CN201922369351 U CN 201922369351U CN 211218735 U CN211218735 U CN 211218735U
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Abstract
The utility model relates to the field of tool fixtures, in particular to a clamping device for diamond parts, which comprises a three-jaw chuck, wherein three jaws of the three-jaw chuck are sequentially provided with a first clamping block, a second clamping block and a third clamping block clockwise, one end of the first clamping block, which is close to the diamond parts, is provided with a first groove for abutting against a first cambered surface of the diamond parts, one end of the second clamping block, which is close to the diamond parts, is provided with a second groove for abutting against a third cambered surface of the diamond parts, one end of the third clamping block, which is close to the diamond parts, is provided with a third groove for abutting against a fifth cambered surface of the diamond parts, three bevel pinions on the three-jaw chuck are rotated to enable the first clamping block, the second clamping block and the third clamping block to move towards the circle center position of the three-jaw chuck, the diamond parts abut against the first groove, the second groove and the third groove respectively, so as to fix the diamond, the diamond-shaped clamp does not need to be replaced repeatedly, and the diamond-shaped clamp is simple to operate and convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the frock clamp and specifically relates to a clamping device of rhombus part is related to.
Background
The interface of an oil transfer pump and a conventional valve is often provided with a diamond-shaped interface, the existing diamond-shaped interface belongs to the precision machining class particularly on the oil transfer pump, when the diamond-shaped interface is machined, a milling machine is used for milling a rough model of a part, and then a lathe is used for machining threads on the inner wall of a circular ring of the diamond-shaped part.
As shown in fig. 1, the diamond-shaped part is in a diamond shape, the diamond-shaped part includes a block 28, a first arc surface 29, a second arc surface 30, a third arc surface 31, a fourth arc surface 32, a fifth arc surface 33, a sixth arc surface 34, a seventh arc surface 35 and an eighth arc surface 36 are sequentially arranged on the outer wall of the block 28 in a clockwise manner, a ring 37 is further fixed on the upper surface of the diamond-shaped part, first arc surfaces 29, third arc surfaces 31, fifth arc surfaces 33 and seventh arc surfaces 35 of the diamond-shaped part are provided with first through holes 38, and the first through holes 38 penetrate through the side, far away from the ring 37, of the block 28.
As shown in FIG. 2, in the prior art, a diamond part clamp comprises a round block 39, a diamond-shaped groove 40 and first threaded holes 41, wherein the diamond-shaped groove 40 is formed on the plane of the round block 39, and four first threaded holes 41 are formed in the bottom surface of the diamond-shaped groove 40.
In the prior art, when a precision machine part manufacturer usually uses a lathe to machine threads on the outer wall of the ring 37, the diamond-shaped part is clamped on the three-jaw chuck 1 by using a diamond-shaped clamp, the diamond-shaped part is firstly embedded in a diamond-shaped groove 40, and is threaded in a first threaded hole 41 after passing through a first through hole 38 by a bolt, so that the diamond-shaped part is fixed on the diamond-shaped clamp, and then the round block 39 is clamped on the three-jaw chuck 1 for machining.
However, the existing technology has the disadvantages that the diamond-shaped parts have various size types, each size type needs to be held by a diamond-shaped clamp with a corresponding size, when the diamond-shaped parts with different sizes are turned each time, the diamond-shaped clamps with corresponding sizes need to be replaced, in the replacement process, bolts need to be repeatedly detached, the diamond-shaped clamps with corresponding sizes need to be searched, after the corresponding diamond-shaped clamps are found, the workpieces to be processed are fixed with the diamond-shaped clamps, and after the workpieces are fixed, the workpieces are placed on a three-jaw chuck to be clamped and centered, so that the operation is complex, and the processing is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clamping device of rhombus part, its utensil need not use rhombus anchor clamps, need not change anchor clamps repeatedly, and the centre gripping step is few, convenient operation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a diamond-shaped part's clamping device, includes the three-jaw chuck, clockwise installs first fixture block, second fixture block and third fixture block in proper order on the three jack catch of three-jaw chuck, first fixture block is close to diamond-shaped part one end and offers the first recess that is used for the first cambered surface of butt diamond-shaped part, the second fixture block is close to diamond-shaped part's one end and offers the second recess that is used for butt diamond-shaped part third cambered surface, the third fixture block is close to diamond-shaped part's one end and offers the third recess that is used for butt diamond-shaped part fifth cambered surface.
Through adopting above-mentioned technical scheme, when needs joint diamond-shaped part, at first stretch into the diamond-shaped part between the three jack catch of three-jaw chuck, rotate three bevel pinion on the three-jaw chuck this moment respectively, make first fixture block, second fixture block and third fixture block move towards the centre of a circle position of three-jaw chuck, thereby make diamond-shaped part butt respectively on first recess, second recess and third recess, and then realize the fixed of diamond-shaped part, need not use diamond-shaped fixture, also need not produce the diamond-shaped fixture of a plurality of size types, unnecessary economic loss has been reduced, more need not change diamond-shaped fixture repeatedly, and the operation is simple, high durability and convenient use.
The utility model discloses further set up to: first fixture block is rectangular cubic, first recess runs through in the both sides of first fixture block, first recess runs through in the one end terminal surface that first fixture block is close to the diamond-shaped part, first recess includes first butt face and second butt face, the obtuse angle setting is personally submitted to first butt face and second butt, first butt face is tangent with the first cambered surface of diamond-shaped part, the second butt face is tangent with the second cambered surface of diamond-shaped part, and the diamond-shaped part is placed on the bottom surface of first recess.
Through adopting above-mentioned technical scheme, rotate three bevel pinion on the three-jaw chuck respectively for first fixture block moves towards the centre of a circle position of three-jaw chuck, and the bottom surface butt of diamond-shaped part is on the bottom surface of first recess, and the laminating of first butt face is in the first cambered surface position of diamond-shaped part, and the laminating of second butt face is in the second cambered surface position of diamond-shaped part, thereby realizes the first cambered surface and the second cambered surface butt of diamond-shaped part on first fixture block.
The utility model discloses further set up to: the second fixture block is a long-strip block, the second groove penetrates through two sides of the second fixture block, the second groove penetrates through one end face, close to the diamond-shaped part, of the second fixture block, the second groove comprises a third butt face, the third butt face is arc-shaped, and the third butt face is attached to a fourth arc face of the diamond-shaped part.
Through adopting above-mentioned technical scheme, rotate three bevel pinion on the three-jaw chuck for the third fixture block moves towards the centre of a circle position of three-jaw chuck, and the bottom surface butt of diamond-shaped part is on the bottom surface of second recess, and the arc surface laminating of third butt surface is on the fourth cambered surface of diamond-shaped part, thereby restriction diamond-shaped part slides towards second fixture block one end.
The utility model discloses further set up to: the third fixture block is rectangular blocky object, the third recess runs through in the both sides of third fixture block, the third recess runs through in the one end terminal surface that the third fixture block is close to the diamond-shaped part, the third recess includes fourth butt face and fifth butt face, the obtuse angle setting is personally submitted with the fifth butt to the fourth butt face, the fourth butt face is tangent with the sixth cambered surface of diamond-shaped part, the fifth butt face is tangent with the seventh cambered surface of diamond-shaped part, and the diamond-shaped part is placed on the bottom surface of third recess.
Through adopting above-mentioned technical scheme, rotate three bevel pinion on the three-jaw chuck respectively for the third chuck removes towards the centre of a circle position of three-jaw chuck, and the bottom surface butt of diamond-shaped part is on the bottom surface of third recess, and the laminating of fourth butt face is at the sixth cambered surface of diamond-shaped part, and the laminating of fifth butt face is on the seventh cambered surface of diamond-shaped part, thereby restriction diamond-shaped part slides towards third chuck one end.
The utility model discloses further set up to: the first fixture block is provided with a first sliding groove at one side close to the three-jaw chuck, the second fixture block is provided with a second sliding groove at one side close to the three-jaw chuck, the third fixture block is provided with a third sliding groove at one side close to the three-jaw chuck, a first bulge, a second bulge and a third bulge are sequentially fixed on three clamps of the three-jaw chuck clockwise, the first bulge slides in the first sliding groove, the second bulge slides in the second sliding groove, the third bulge slides in the third groove, a first hole is formed in the first fixture block at one side far away from the three-jaw chuck in a penetrating way, a first bolt for limiting the first fixture block to slide is in threaded connection with the first bulge, the first bolt slides in the first hole, a second hole is formed in the second fixture block at one side far away from the three-jaw chuck in a penetrating way, and a second bolt for limiting the second fixture block to slide is in threaded connection with the second bulge, the second bolt slides in the second is downthehole, the third chuck is kept away from three-jaw chuck one side and is run through and seted up the third hole, threaded connection has the third bolt that is used for restricting the third chuck gliding on the third arch, the third bolt slides in the third is downthehole.
By adopting the technical scheme, when the diamond-shaped part needs to be clamped among the first clamping block, the second clamping block and the third clamping block, the three bevel pinions on the three-jaw chuck are rotated to enable the three clamping jaws to move towards the circle center position of the three-jaw chuck, so that the diamond-shaped part is clamped among the first clamping block, the second clamping block and the third clamping block, but when fine adjustment is needed, the first clamping block is shifted to enable the first clamping block to slide on the first clamping jaw along the length direction of the first clamping jaw, then the first clamping block is fixed by using the first bolt, the second clamping block is shifted to enable the second clamping block to slide on the second clamping jaw along the length direction of the second clamping jaw, the second clamping block is fixed by using the second bolt, the third clamping block is shifted to enable the third clamping block to slide on the third clamping jaw along the length direction of the third clamping jaw, and the third clamping block is fixed by using the third bolt, therefore, the fine adjustment function is realized, the adjustment range is wide, and the adjustment mode is flexible.
The utility model discloses further set up to: the first hole, the second hole and the third hole are all counter bores.
Through adopting above-mentioned technical scheme, the counter bore makes the bolt homoenergetic bury downtheholely, avoids milling cutter of milling machine to hit the bolt to beat bad cutter.
The utility model discloses further set up to: the connecting end of the first abutting surface and the second abutting surface is arc-shaped, and the connecting end of the fourth abutting surface and the fifth abutting surface is arc-shaped.
By adopting the technical scheme, the phenomenon that the first abutting surface and the second abutting surface are broken due to stress concentration at the connecting part between the first abutting surface and the second abutting surface is avoided, and the phenomenon that the fourth abutting surface and the fifth abutting surface are broken due to gravitational concentration at the connecting part between the fourth abutting surface and the fifth abutting surface is also avoided.
The utility model discloses further set up to: first fixture block is close to three-jaw chuck one side interval and evenly is fixed with the first stripe of a plurality of, second fixture block is close to three-jaw chuck one side interval and evenly is fixed with a plurality of second stripe, third fixture block is close to three-jaw chuck one side interval and evenly is fixed with a plurality of third stripe.
Through adopting above-mentioned technical scheme, the frictional force between first fixture block and the first jack catch has been increased, make first fixture block pass through first bolt fastening back, be difficult to slide, make fixing firmly on first jack catch of first fixture block, the frictional force between second fixture block and the second jack catch has been increased, make the second fixture block pass through the second bolt fastening back, be difficult to slide, make fixing firmly on the second jack catch of second fixture block, the frictional force between third fixture block and the third jack catch has been increased, make the third fixture block pass through the fixed back of third bolt, be difficult to slide, make the third fixture block firmly fix on the third jack catch.
To sum up, the utility model discloses a beneficial technological effect does: the first fixture block, the second fixture block and the third fixture block are arranged, the first groove is formed in the first fixture block, the second groove is formed in the second fixture block, the third groove is formed in the third fixture block, the diamond-shaped part can be clamped among the first fixture block, the second fixture block and the third fixture block conveniently, the diamond-shaped part can be machined on a numerically controlled lathe, a diamond-shaped fixture does not need to be used, diamond-shaped fixtures with multiple sizes and types do not need to be produced, the diamond-shaped fixture does not need to be replaced repeatedly, and the operation is simple; convenient to use is through seting up first spout, second spout and third spout to realize the fine setting function, accommodation is big, and the regulative mode is nimble, and the rhombus part centering of being convenient for is the counter bore through setting up first hole, second hole and third hole, and the counter bore makes the bolt homoenergetic bury downtheholely, avoids the milling cutter of milling machine to hit the bolt on, avoids taking place the incident.
Drawings
FIG. 1 is a top view of a prior art diamond shaped part;
FIG. 2 is a top view of a prior art fixture for diamond shaped parts;
FIG. 3 is an assembly view of the present embodiment;
fig. 4 is a schematic overall structure diagram of the first fixture block;
fig. 5 is a schematic overall structure diagram of the second fixture block;
fig. 6 is a schematic view of the overall structure of the third latch.
Reference numerals: 1. a three-jaw chuck; 2. a first clamping block; 3. a second fixture block; 4. a third fixture block; 5. a first groove; 6. a second groove; 7. a third groove; 8. a first abutting surface; 9. a second abutting surface; 10. a third abutting surface; 11. a fourth abutting surface; 12. a fifth abutting surface; 13. a first chute; 14. a second chute; 15. a third chute; 16. a first protrusion; 17. a second protrusion; 18. a third protrusion; 19. a first hole; 20. a first bolt; 21. a second hole; 22. a second bolt; 23. a third aperture; 24. a third bolt; 25. a first stripe; 26. a second stripe; 27. a third stripe; 28. a block body; 29. a first arc surface; 30. a second arc surface; 31. a third cambered surface; 32. a fourth arc surface; 33. a fifth cambered surface; 34. a sixth arc surface; 35. a seventh cambered surface; 36. an eighth cambered surface; 37. a circular ring; 38. a first through hole; 39. a round block; 40. a diamond-shaped groove; 41. a first threaded hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, in the prior art, a diamond-shaped part is in a diamond shape, the diamond-shaped part includes a block 28, a first arc surface 29, a second arc surface 30, a third arc surface 31, a fourth arc surface 32, a fifth arc surface 33, a sixth arc surface 34, a seventh arc surface 35, and an eighth arc surface 36 are sequentially arranged on an outer wall of the block 28 in a clockwise direction, a ring 37 is further fixed on an upper surface of the diamond-shaped part, first threaded holes 41 are formed in positions of the first arc surface 29, the third arc surface 31, the fifth arc surface 33, and the seventh arc surface 35 of the diamond-shaped part, and the first threaded holes 41 penetrate through the block 28 and are arranged on a side far from the ring 37.
As shown in fig. 3 and 4, for the clamping device for diamond-shaped parts disclosed by the present invention, comprising a three-jaw chuck 1, the known existing three-jaw chuck 1 has three jaws, which are clockwise sequentially distributed on the three-jaw chuck 1 at an included angle of 120 degrees, a first clamping block 2 is installed on a first jaw of the three-jaw chuck 1, a first protrusion 16 is fixed on one side of the first jaw close to the first clamping block 2, a first sliding groove 13 is formed on one side of the first clamping block 2 close to the three-jaw chuck 1, the first protrusion 16 slides in the first sliding groove 13, a first hole 19 is formed on one side of the first clamping block 2 close to the three-jaw chuck 1, the first hole 19 is a countersunk hole, a first bolt 20 is rotated in the first hole 19, the first bolt 20 is screwed on the first protrusion 16, and further, the first fixture block 2 is limited to slide along the length direction of the first protrusion 16, and a plurality of first stripes 25 are uniformly fixed on one side of the first fixture block 2 close to the three-jaw chuck 1 at intervals.
As shown in fig. 3 and 4, a first groove 5 is formed at one end of the first fixture block 2 close to the diamond-shaped part, the first groove 5 is communicated with two sides of the first fixture block 2, the first groove 5 is also communicated with one end surface of the first fixture block 2 close to the diamond-shaped part, one end of the first fixture block 2 close to the diamond-shaped part is in a step shape, one side of the diamond-shaped part block 28 (shown in fig. 1) far away from the ring 37 abuts against the bottom surface of the first groove 5, the first groove 5 comprises a first abutting surface 8 and a second abutting surface 9, the first abutting surface 8 and the second abutting surface 9 are arranged in an obtuse angle, the joint of the first abutting surface 8 and the second abutting surface 9 is in an arc shape, when the bevel pinion on the three-jaw chuck 1 is rotated, the first fixture block 2 moves towards the center of the three-jaw chuck 1, so that the first abutment surface 8 abuts against a first cambered surface 29 (shown in figure 1) of the diamond-shaped element and the second abutment surface 9 abuts against a second cambered surface 30 (shown in figure 1) of the diamond-shaped element.
As shown in fig. 3 and 5, a second fixture block 3 is disposed on a second jaw of the three-jaw chuck 1, a second protrusion 17 is fixed on a side of the second jaw close to the second fixture block 3, a second sliding groove 14 is formed on a side of the second fixture block 3 close to the three-jaw chuck 1, the second protrusion 17 slides in the second sliding groove 14, a second hole 21 is formed through a side of the second fixture block 3 away from the three-jaw chuck 1, the second hole 21 is a countersunk hole, a second bolt 22 for limiting the sliding of the second fixture block 3 is in threaded connection with the second protrusion 17, the second bolt 22 rotates in the second hole 21, a plurality of second stripes 26 are uniformly fixed on a side of the second fixture block 3 close to the three-jaw chuck 1 at intervals, and the second stripes 26 increase the friction force between the second fixture block 3 and the second jaw of the three-jaw chuck 1, when the second latch 3 is fixed by the second bolt 22, the second latch 3 is firmly fixed to the second jaw of the three-jaw chuck 1.
As shown in fig. 3 and 5, a second groove 6 for abutting against the diamond-shaped part is formed in one end, close to the diamond-shaped part, of the second fixture block 3, the second groove 6 is communicated with two sides of the second fixture block 3, the second groove 6 is communicated with an end face, close to the diamond-shaped part, of the second fixture block 3, one end, close to the diamond-shaped part, of the second fixture block is in a ladder shape, the second groove 6 comprises a third abutting surface 10, the third abutting surface 10 is in an arc shape, when a bevel pinion on a second jaw of the three-jaw chuck 1 is rotated, the second jaw slides towards the position of the circle center of the three-jaw chuck 1, and therefore the second fixture block 3 moves towards the position of the circle center of the three-jaw chuck 1 until the third abutting surface 10 is attached to a fourth arc face 32 (shown in fig. 1).
As shown in fig. 3 and 6, a third clamping block 4 is arranged on a third clamping jaw of the three-jaw chuck 1, a third protrusion 18 is fixed on one side of the third clamping jaw, which is close to the third clamping block 4, a third sliding groove 15 is formed on one side of the third clamping block 4, which is close to the three-jaw chuck 1, the third protrusion 18 slides in the third sliding groove 15, a third hole 23 is formed in one side of the third clamping block 4, which is far away from the three-jaw chuck 1, in a penetrating manner, the third hole 23 is a countersunk hole, a third bolt 24 for limiting the third clamping block 4 to slide along the length direction of the third clamping jaw is connected to the third protrusion 18 through a threaded connection manner, the third bolt 24 is rotatably connected in the third hole 23, and a plurality of third stripes 27 are uniformly fixed on one side of the third clamping block 4, which is.
As shown in fig. 3 and 6, a third groove 7 for abutting against the diamond-shaped part is formed at one end of the third fixture block 4 close to the diamond-shaped part, the third groove 7 is communicated with two sides of the third fixture block 4, the third groove 7 is communicated with one end face of the third fixture block 4 close to the diamond-shaped part, one end of the third fixture block 4 close to the diamond-shaped part is in a step shape, the bottom face of the diamond-shaped part abuts against the bottom face of the third groove 7, the third groove 7 comprises a fourth abutting face 11 and a fifth abutting face 12, the fourth abutting face 11 and the fifth abutting face 12 are arranged in an obtuse angle, the joint of the fourth abutting face 11 and the fifth abutting face 12 is in an arc shape, when the bevel pinion on the three-jaw chuck 1 is rotated, the third chuck 4 is moved towards the center of the circle of the three-jaw chuck 1 until the fourth abutting surface 11 abuts against the sixth cambered surface 34 (shown in fig. 1) of the diamond-shaped part and the fifth abutting surface 12 abuts against the seventh cambered surface 35 (shown in fig. 1) of the diamond-shaped part.
The implementation principle of the embodiment is as follows: when a diamond-shaped part is required to be placed on the three-jaw chuck 1 for processing, firstly, the distance from the first fixture block 2, the second fixture block 3 and the third fixture block 4 to the circle center of the three-jaw chuck 1 is adjusted according to the size of the diamond-shaped part, then, after the adjustment is finished, the first bolt 20, the second bolt 22 and the third bolt 24 are respectively rotated, so that the first fixture block 2 is firmly fixed on a first jaw of the three-jaw chuck 1, the second fixture block 3 is firmly fixed on a second jaw of the three-jaw chuck 1, the third jaw is firmly fixed on a third jaw of the three-jaw chuck 1, at the moment, the diamond-shaped part is placed at the circle center of the three-jaw chuck 1 for centering, at the moment, the bevel pinion on the three-jaw chuck 1 is rotated, the first jaw of the three-jaw chuck 1 slides together with the first fixture block 2, one end of the first fixture block 2, which is close to the diamond-shaped part, slides towards the, the second clamping jaw of the three-jaw chuck 1 slides together with the second clamping block 3, one end of the second clamping block 3, which is close to the diamond-shaped part, slides towards the circle center of the three-jaw chuck 1, the third clamping jaw of the three-jaw chuck 1 slides together with the third clamping block 4, one end of the third clamping block 4, which is close to the diamond-shaped part, slides towards the circle center of the three-jaw chuck 1, at the moment, the bottom surface of the diamond-shaped part abuts against one side of the first groove 5, the second groove 6 and the third groove 7, which are close to the three-jaw chuck 1, the first abutting surface 8 abuts against the first cambered surface 29 of the side wall of the diamond-shaped part, the second abutting surface 9 abuts against the second cambered surface 30 of the side wall of the diamond-shaped part, the third abutting surface 10 abuts against the fourth cambered surface 32 of the diamond-shaped part, the fourth abutting surface 11 abuts against the sixth cambered surface 34 of the diamond-shaped part, and the fifth abutting surface 12 abuts against the seventh cambered surface 35 of, And finally, fine adjustment centering is carried out between the second clamping block 3 and the third clamping block 4, and the diamond-shaped part can be machined on a numerical control lathe.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a clamping device of rhombus part, includes three-jaw chuck (1), its characterized in that: install first fixture block (2), second fixture block (3) and third fixture block (4) clockwise on the three jack catch of three-jaw chuck (1) in proper order, first fixture block (2) are close to rhombus part one end and offer first recess (5) that are used for butt rhombus part first cambered surface (29), second fixture block (3) are close to rhombus part's one end and offer second recess (6) that are used for butt rhombus part third cambered surface (31), third fixture block (4) are close to rhombus part's one end and offer third recess (7) that are used for butt rhombus part fifth cambered surface (33).
2. The clamping device for the diamond-shaped part according to claim 1, wherein: first fixture block (2) is rectangular cubic, first recess (5) run through in the both sides of first fixture block (2), first recess (5) run through in first fixture block (2) be close to the one end terminal surface of diamond-shaped part, first recess (5) are including first butt face (8) and second butt face (9), first butt face (8) and second butt face (9) are the obtuse angle setting, first butt face (8) are tangent with diamond-shaped part's first cambered surface (29), second butt face (9) are tangent with diamond-shaped part's second cambered surface (30), and diamond-shaped part places on the bottom surface of first recess (5).
3. The clamping device for the diamond-shaped part according to claim 2, wherein: the second fixture block (3) is a long-strip block, the second groove (6) penetrates through two sides of the second fixture block (3), the second groove (6) penetrates through one end face, close to the diamond-shaped part, of the second fixture block (3), the second groove (6) comprises a third abutting face (10), the third abutting face (10) is arc-shaped, and the third abutting face (10) is attached to a fourth arc face (32) of the diamond-shaped part.
4. A diamond shaped part holding apparatus as claimed in claim 3, wherein: third fixture block (4) is rectangular massive object, third recess (7) run through in the both sides of third fixture block (4), third recess (7) run through in third fixture block (4) are close to the one end terminal surface of diamond-shaped part, third recess (7) include fourth butt face (11) and fifth butt face (12), fourth butt face (11) are the obtuse angle setting with fifth butt face (12), fourth butt face (11) are tangent with diamond-shaped part's sixth cambered surface (34), fifth butt face (12) are tangent with diamond-shaped part's seventh cambered surface (35), and diamond-shaped part places on the bottom surface of third recess (7).
5. The clamping device for the diamond-shaped part according to claim 1, wherein: the first clamping block (2) is provided with a first sliding groove (13) at one side close to the three-jaw chuck (1), the second clamping block (3) is provided with a second sliding groove (14) at one side close to the three-jaw chuck (1), the third clamping block (4) is provided with a third sliding groove (15) at one side close to the three-jaw chuck (1), three clamps of the three-jaw chuck (1) are sequentially and clockwise fixed with a first bulge (16), a second bulge (17) and a third bulge (18), the first bulge (16) slides in the first sliding groove (13), the second bulge (17) slides in the second sliding groove (14), the third bulge (18) slides in the third groove (7), one side of the first clamping block (2) far away from the three-jaw chuck (1) is provided with a first hole (19) in a penetrating manner, and a first bolt (20) for limiting the sliding of the first clamping block (2) is in threaded connection with the first bulge (16), first bolt (20) slide in first hole (19), second hole (21) have been run through to second fixture block (3) keep away from three-jaw chuck (1) one side, threaded connection has second bolt (22) that are used for restricting the gliding of second fixture block (3) on second arch (17), second bolt (22) slide in second hole (21), third fixture block (4) keep away from three-jaw chuck (1) one side and have been run through and have been seted up third hole (23), threaded connection has third bolt (24) that are used for restricting the gliding of third fixture block (4) on third arch (18), third bolt (24) slide in third hole (23).
6. A diamond-shaped part clamping device according to claim 5, wherein: the first hole (19), the second hole (21) and the third hole (23) are all counter-sunk holes.
7. A diamond-shaped part clamping device according to claim 4, wherein: the connecting end of the first abutting surface (8) and the second abutting surface (9) is arc-shaped, and the connecting end of the fourth abutting surface (11) and the fifth abutting surface (12) is arc-shaped.
8. A diamond-shaped part clamping device according to claim 5, wherein: first fixture block (2) are close to three-jaw chuck (1) one side interval and evenly are fixed with first stripe (25) of a plurality of, second fixture block (3) are close to three-jaw chuck (1) one side interval and evenly are fixed with a plurality of second stripe (26), third fixture block (4) are close to three-jaw chuck (1) one side interval and evenly are fixed with a plurality of third stripe (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922369351.0U CN211218735U (en) | 2019-12-24 | 2019-12-24 | Clamping device of rhombus part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922369351.0U CN211218735U (en) | 2019-12-24 | 2019-12-24 | Clamping device of rhombus part |
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| CN211218735U true CN211218735U (en) | 2020-08-11 |
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| CN201922369351.0U Active CN211218735U (en) | 2019-12-24 | 2019-12-24 | Clamping device of rhombus part |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940774A (en) * | 2020-09-18 | 2020-11-17 | 重庆华渝电气集团有限公司 | Lathe high accuracy quick change three-jaw clamping device |
| CN113828815A (en) * | 2021-10-20 | 2021-12-24 | 宁波江丰芯创科技有限公司 | Three-jaw chuck, use method and application thereof |
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2019
- 2019-12-24 CN CN201922369351.0U patent/CN211218735U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940774A (en) * | 2020-09-18 | 2020-11-17 | 重庆华渝电气集团有限公司 | Lathe high accuracy quick change three-jaw clamping device |
| CN113828815A (en) * | 2021-10-20 | 2021-12-24 | 宁波江丰芯创科技有限公司 | Three-jaw chuck, use method and application thereof |
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