CN215942143U

CN215942143U - Clamp for universal product processing

Info

Publication number: CN215942143U
Application number: CN202122532997.3U
Authority: CN
Inventors: 钟鹏程
Original assignee: Suzhou Haolaishun Precision Manufacturing Co ltd
Current assignee: Suzhou Haolaishun Precision Manufacturing Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-03-04
Anticipated expiration: 2031-10-19

Abstract

The utility model belongs to the field of lathe machining, and particularly relates to a universal clamp for machining a product, which comprises a fixed ring, a ring fixing hole, a first fastener and a clamping unit, wherein the fixed ring is fixedly arranged on the fixed ring; a plurality of circular ring fixing holes are symmetrically and fixedly connected to the circumference of the fixing circular ring; a first fastener is fixedly connected in the circular ring fixing hole through threads; an annular slide rail is fixedly connected to the fixed circular ring; the annular slide rail is buckled and slidably connected with a first slide block and a first clamping block; the first sliding block is fixedly connected with the first clamping block; the first sliding block is detachably and fixedly connected with a first telescopic pipe; the upper base and the lower base are inserted in the upper adjusting groove and the lower adjusting groove in a sliding manner, so that the distance between the clamping ring and the upper base and the lower base can be adjusted, and shafts with different diameters can be clamped; have first telescopic shaft through trompil sliding connection in the first flexible pipe for can adjust the position of grip ring on the horizontal direction, thereby the different positions of centre gripping on the axis body, thereby realize processing as required accurate efficient centre gripping axis body.

Description

Clamp for universal product processing

Technical Field

The utility model relates to the field of lathe machining, in particular to a universal clamp for machining a product.

Background

The jig is a device for fixing a machining object at a fixed machining position in machining, and is a necessary device for ensuring precision in machining.

The existing clamp is provided with a bench vice, a three-melon chuck clamp and the like, and is specially used for fixing objects of cuboids and shaft bodies.

When a slender shaft body product is clamped on a lathe in a double-top mode, the slender shaft body product can jump and bend during high-speed rotation, and cutter breakage, out of round and taper are easy to occur under the condition of large cutter consumption; therefore, a universal jig for processing products is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a universal clamp for processing a product, which aims to make up the defects of the prior art and solve the problems that when a product such as a slender shaft body is clamped on a lathe in a double-top mode, the product can jump and bend at high-speed rotation, and the cutter is easy to break, lose roundness and generate taper under the condition of large cutter consumption.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a universal clamp for processing a product, which comprises a fixed ring, a ring fixing hole, a first fastener and a clamping unit, wherein the fixed ring is fixedly arranged on the fixed ring; a plurality of circular ring fixing holes are symmetrically and fixedly connected to the circumference of the fixing circular ring; a first fastener is fixedly connected in the circular ring fixing hole through threads; the clamping unit comprises an annular slide rail, a first slide block and a first clamping block; an annular slide rail is fixedly connected to the fixed circular ring; the annular slide rail is buckled and slidably connected with a first slide block and a first clamping block; the first sliding block is fixedly connected with the first clamping block; the first sliding block is detachably and fixedly connected with a first telescopic pipe; a first telescopic shaft is connected with the inner hole of the first telescopic pipe in a sliding manner; the first telescopic shaft is sleeved with an upper base, a lower base and a limiting ring; the tail end of the first telescopic shaft is fixedly connected with a limiting block through threads; the upper base and the lower base are inserted in the upper adjusting groove and the lower adjusting groove in a sliding manner; the upper and lower adjusting grooves are formed in the clamping ring; a clamping groove is formed in the clamping ring; the clamping ring is in threaded connection with a clamp corresponding to the opening of the clamping groove; thereby the different positions of centre gripping on the axis body to realize processing as required accurate efficient centre gripping axis body.

Preferably, the upper end of the clamping ring is fixedly connected with an extension frame; a first inserting shaft is vertically and fixedly connected to the extension frame; thereby the rotation precision behind the centre gripping axis body has been guaranteed.

Preferably, the first inserting shaft is inserted in the first inserting groove in a sliding manner; the first slot is arranged in the synchronous adjusting shaft; the axis of the clamping ring is intersected with the circle center of the fixed ring, so that the rotation precision after the shaft body is clamped is ensured.

Preferably, a second fastener is in threaded connection with the synchronous adjusting shaft corresponding to the first inserting shaft opening; the synchronous adjusting shaft is inserted in the synchronous adjusting groove in a sliding manner; thereby the distance of the clamping ring can be adjusted, and the shaft bodies with different diameters can be clamped.

Preferably, the synchronous adjusting groove is formed in the synchronous base; the synchronous base is fixedly connected to the second sliding block through a third fastener; the synchronous base and the synchronous adjusting shaft can move circularly along with the second sliding block, and any suitable clamping angle can be conveniently adjusted.

Preferably, the second sliding block is connected to the annular sliding rail in a buckling and sliding manner; a second clamping block is fixedly connected to the second sliding block through a fourth fastener; therefore, the second sliding block and the second clamping block can only move around the annular sliding rail, and the moving precision is ensured.

Preferably, the cross section of the upper and lower adjusting grooves is square; the cross section of the synchronous adjusting groove is rectangular; thereby, displacement in other directions can not be generated, and the precision of the shaft body is ensured.

Preferably, a protecting sleeve is fixedly connected to the lower end of the holder; the protective sleeve is made of brass; the holder is in a hollow cylindrical shape; through the hollow cylindrical lag that brass made for when contacting the extrusion with the axis body, can not produce great pressure with the axis body, thereby can not harm the surface of axis body.

The utility model has the advantages that:

1. according to the utility model, the upper base and the lower base are inserted into the upper adjusting groove and the lower adjusting groove in a sliding manner, so that the distance between the clamping ring and the upper base and the lower base can be adjusted, the clamping device is suitable for clamping shafts with different diameters, and the shaft body cannot jump, rotate, have unstable size, break a cutter and lose roundness during machining; the first telescopic shaft is connected with the inner hole of the first telescopic pipe in a sliding manner, so that the position of the clamping ring in the horizontal direction can be adjusted, the clamping ring can be clamped at different positions on the shaft body, the shaft body can be accurately and efficiently clamped to be processed as required, and the shafts with different diameters can be adapted through the V-shaped clamping grooves; meanwhile, the shaft body is convenient to mount and dismount, and the working efficiency is improved; can reduce the packing number of times of traditional two top processing, reduce the defective rate of product.

2. The diameter of the shaft body is adjusted through the shape of the extension frame, so that the rotation of the clamp holder is facilitated, and meanwhile, the intersection of the center line of the clamping ring and the circle center of the fixed ring is ensured under the central positioning action of the first inserting shaft, so that the rotation precision after the shaft body is clamped is ensured; the first inserting shaft is inserted into the first inserting groove, so that the axis of the clamping ring is intersected with the circle center of the fixed ring, and the rotation precision after the shaft body is clamped is guaranteed; the distance between the first inserting shaft and the second fastener is changed by rotating the second fastener, so that the distance between the first inserting shaft and the first slot can be limited, the distance between the clamping rings can be adjusted, and the shaft bodies with different diameters can be clamped.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of a part of the first embodiment;

FIG. 2 is a schematic front view, partially in cross section, of a first embodiment;

FIG. 3 is a schematic side sectional view illustrating a first embodiment of the present invention;

FIG. 4 is a schematic side view of a partial cross-sectional structure according to a first embodiment;

fig. 5 is a schematic front view of the second embodiment.

In the figure: 1. fixing the circular ring; 2. a circular ring fixing hole; 3. a first fastener; 4. an annular slide rail; 5. a first slider; 6. a first clamping block; 7. a first telescopic tube; 8. a first telescopic shaft; 9. a limiting block; 10. an upper base and a lower base; 11. an upper and lower adjustment groove; 12. a clamp ring; 13. a clamping groove; 14. a holder; 15. a protective sleeve; 16. a lengthening frame; 17. a first insert shaft; 18. a first slot; 19. a synchronous adjustment shaft; 20. a second fastener; 21. a synchronous adjustment tank; 22. a synchronous base; 23. a third fastener; 24. a second slider; 25. a second clamping block; 26. a fourth fastener; 28. a limiting ring; 29. and (4) fixing the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, a general clamp for processing a product includes a fixing ring 1, a ring fixing hole 2, a first fastening member 3, and a clamping unit; a plurality of circular ring fixing holes 2 are symmetrically and fixedly connected to the circumference of the fixing circular ring 1; a first fastening piece 3 is fixedly connected with the inner thread of the circular ring fixing hole 2; the clamping unit comprises an annular slide rail 4, a first slide block 5 and a first clamping block 6; the fixed circular ring 1 is fixedly connected with an annular slide rail 4; the annular slide rail 4 is connected with a first slide block 5 and a first clamping block 6 in a buckling and sliding manner; the first sliding block 5 is fixedly connected with the first clamping block 6; a first extension tube 7 is detachably and fixedly connected to the first sliding block 5; a first telescopic shaft 8 is connected with an inner hole of the first telescopic pipe 7 in a sliding manner; the upper base 10, the lower base 10 and the limiting ring 28 are sleeved on the first telescopic shaft 8; a limiting block 9 is fixedly connected to the tail end of the first telescopic shaft 8 through threads; the upper base 10 and the lower base 10 are inserted in the upper adjusting groove 11 and the lower adjusting groove in a sliding manner; the upper and lower adjusting grooves 11 are formed in the clamping ring 12; a clamping groove 13 is formed in the clamping ring 12; the clamping ring 12 is provided with a clamp 14 corresponding to the opening of the clamping groove 13 in threaded connection; when the clamping device works, the upper base 10 and the lower base 10 are inserted in the upper adjusting groove 11 and the lower adjusting groove 11 in a sliding mode, so that the distance between the clamping ring 12 and the upper base 10 and the distance between the clamping ring and the lower base 10 can be adjusted, and shafts with different diameters can be clamped; trompil sliding connection has first telescopic shaft 8 in through first flexible pipe 7 for can adjust the position of grip ring 12 on the horizontal direction, thereby the different positions of centre gripping on the axis body, thereby realize processing as required accurate efficient centre gripping axis body.

An extension frame 16 is fixedly connected to the upper end of the clamping ring 12; a first inserting shaft 17 is vertically and fixedly connected to the extension frame 16; during operation, the diameter of the shaft body is adjusted through the shape of the extension frame 16, so that the holder 14 can rotate conveniently, and meanwhile, the center line of the clamping ring 12 is ensured to be intersected with the circle center of the fixed ring 1 under the central positioning action of the first inserting shaft 17, so that the rotation precision after the shaft body is clamped is ensured.

The first inserting shaft 17 is inserted in the first inserting groove 18 in a sliding mode; the first slot 18 is arranged in the synchronous adjusting shaft 19; during operation, the first inserting shaft 17 is inserted into the first inserting groove 18, so that the axis of the clamping ring 12 is intersected with the circle center of the fixed ring 1, and the rotation precision after the shaft body is clamped is ensured.

A second fastening piece 20 is in threaded connection with the opening of the synchronous adjusting shaft 19 corresponding to the first inserting shaft 17; the synchronous adjusting shaft 19 is inserted in the synchronous adjusting groove 21 in a sliding manner; in operation, the distance between the first inserting shaft 17 and the second fastening piece 20 is changed by rotating, so that the distance between the first inserting shaft 17 and the first inserting groove 18 can be limited, the distance between the clamping rings 12 can be adjusted, and shaft bodies with different diameters can be clamped.

The synchronous adjusting groove 21 is arranged in the synchronous base 22; the synchronous base 22 is fixedly connected to a second sliding block 24 through a third fastener 23; during operation, the synchronous base 22 is fixedly connected to the second sliding block 24, so that the synchronous base 22 and the synchronous adjusting shaft 19 can move circularly along with the second sliding block 24, and any suitable clamping angle can be conveniently adjusted.

The second sliding block 24 is buckled and connected on the annular sliding rail 4 in a sliding manner; a second clamping block 25 is fixedly connected to the second sliding block 24 through a fourth fastener 26; during operation, the second sliding block 24 and the second clamping block 25 are buckled and slidably connected on the annular sliding rail 4 through the fourth fastener 26, so that the second sliding block 24 and the second clamping block 25 can only move around the annular sliding rail 4, and the moving precision is ensured.

The cross section of the upper and lower adjusting grooves 11 is square; the cross section of the synchronous adjusting groove 21 is rectangular; during operation, through rectangular synchronous adjustment groove 21 for synchronous adjustment shaft 19 and synchronous adjustment groove 21 can only reciprocate in synchronous adjustment groove 21's direction, thereby can not produce the displacement of other directions, thereby has guaranteed the precision of centre gripping axis body.

A protective sleeve 15 is fixedly connected to the lower end of the clamp holder 14; the protective sleeve 15 is made of brass; the holder 14 is in a hollow cylindrical shape; during operation, through the hollow cylindrical lag 15 that brass made for when contacting the extrusion with the axis body, can not produce great pressure with the axis body, thereby can not harm the surface of axis body.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a fixing ring 29 is fixed to a side surface of the clamping ring 12; in operation, the fixing ring 29 is fixedly connected to the side face of the clamping ring 12, so that when the clamping ring 12 is not used, the clamping ring 12 can be taken down and placed on the hook through the fixing ring 29, meanwhile, when the clamping ring 12 is installed, the fixing ring 29 can be held by one hand, and the clamping ring 12 can be installed by the other hand.

According to the working principle, the upper base 10 and the lower base 10 are inserted into the upper adjusting groove 11 and the lower adjusting groove 11 in a sliding mode, so that the distance between the clamping ring 12 and the upper base 10 and the distance between the clamping ring and the lower base 10 can be adjusted, and shafts with different diameters can be clamped; the first telescopic shaft 8 is connected with the inner hole of the first telescopic pipe 7 in a sliding manner, so that the position of the clamping ring 12 in the horizontal direction can be adjusted, the clamping ring is clamped at different positions on the shaft body, and the shaft body can be accurately and efficiently clamped to be processed as required; the diameter of the shaft body clamped by the clamp holder 14 can be adjusted conveniently by rotating the extension frame 16, and meanwhile, the center line of the clamping ring 12 is ensured to be intersected with the circle center of the fixed ring 1 under the action of the center positioning of the first inserting shaft 17, so that the rotating precision after the shaft body is clamped is ensured; the axis of the clamping ring 12 is intersected with the circle center of the fixed ring 1 through the insertion of the first inserting shaft 17 in the first inserting groove 18, so that the rotation precision after the shaft body is clamped is ensured; the distance between the second fastening piece 20 and the first inserting shaft 17 is changed, so that the distance between the first inserting shaft 17 and the first inserting groove 18 can be limited, the distance between the clamping rings 12 can be adjusted, and shaft bodies with different diameters can be clamped; the synchronous base 22 is fixedly connected to the second sliding block 24, so that the synchronous base 22 and the synchronous adjusting shaft 19 can move circularly along with the second sliding block 24, and any suitable clamping angle can be conveniently adjusted.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a general formula is anchor clamps for product processing which characterized in that: comprises a fixed circular ring (1), a circular ring fixing hole (2), a first fastener (3) and a clamping unit; a plurality of circular ring fixing holes (2) are symmetrically and fixedly connected to the circumference of the fixing circular ring (1); a first fastener (3) is fixedly connected with the inner thread of the circular ring fixing hole (2); the clamping unit comprises an annular slide rail (4), a first slide block (5) and a first clamping block (6); the fixed circular ring (1) is fixedly connected with an annular slide rail (4); the annular slide rail (4) is connected with a first slide block (5) and a first clamping block (6) in a buckling and sliding manner; the first sliding block (5) is fixedly connected with the first clamping block (6); a first telescopic pipe (7) is detachably and fixedly connected to the first sliding block (5); a first telescopic shaft (8) is connected with an inner hole of the first telescopic pipe (7) in a sliding manner; the first telescopic shaft (8) is sleeved with an upper base (10), a lower base (10) and a limiting ring (28); a limiting block (9) is fixedly connected to the tail end of the first telescopic shaft (8) through threads; the upper base and the lower base (10) are inserted in the upper adjusting groove and the lower adjusting groove (11) in a sliding manner; the upper and lower adjusting grooves (11) are formed in the clamping ring (12); a clamping groove (13) is formed in the clamping ring (12); the clamping ring (12) is provided with a clamp (14) corresponding to the opening of the clamping groove (13) in threaded connection.

2. The universal fixture for processing products according to claim 1, wherein: the upper end of the clamping ring (12) is fixedly connected with an extension frame (16); and a first inserting shaft (17) is vertically and fixedly connected to the extension frame (16).

3. The universal fixture for processing products according to claim 2, wherein: the first inserting shaft (17) is inserted in the first inserting groove (18) in a sliding mode; the first slot (18) is arranged in the synchronous adjusting shaft (19).

4. The universal fixture for processing products according to claim 3, wherein: a second fastener (20) is in threaded connection with the opening of the synchronous adjusting shaft (19) corresponding to the first inserting shaft (17); the synchronous adjusting shaft (19) is inserted in the synchronous adjusting groove (21) in a sliding mode.

5. The universal fixture for processing products according to claim 4, wherein: the synchronous adjusting groove (21) is arranged in the synchronous base (22); the synchronous base (22) is fixedly connected to the second sliding block (24) through a third fastener (23).

6. The universal fixture for processing products according to claim 5, wherein: the second sliding block (24) is buckled and connected on the annular sliding rail (4) in a sliding manner; and a second clamping block (25) is fixedly connected to the second sliding block (24) through a fourth fastener (26).

7. The universal fixture for processing products according to claim 6, wherein: the cross section of the upper and lower adjusting grooves (11) is square; the cross section of the synchronous adjusting groove (21) is rectangular.

8. The universal fixture for processing products according to claim 7, wherein: a protective sleeve (15) is fixedly connected to the lower end of the clamp holder (14); the protective sleeve (15) is made of brass; the holder (14) is hollow cylindrical.