CN218800667U - Work fixture - Google Patents

Abstract

The application relates to a tool clamp, which belongs to the technical field of clamps and comprises a rack, a mounting seat and a deformation sleeve, wherein a plurality of jacks are formed in the rack; a connecting shaft is arranged at the top of the mounting seat, and a first extrusion inclined plane is arranged on the side wall of one end, away from the mounting seat, of the connecting shaft; the deformation sleeve is slidably sleeved on the connecting shaft, and a first attaching inclined plane is arranged at a position of the deformation sleeve close to the first extruding inclined plane; a plurality of first deformation grooves are arranged on the outer side wall of the deformation sleeve at intervals. The staff inserts the work piece and establishes to deformation and sheathe in, then orders about deformation cover and remove to the direction that is close to the mount pad, and first laminating face removes towards the direction that is close to the mount pad this moment for the upper end diameter increase of deformation cover is fixed with the work piece, through the mode of fixing the work piece from the work piece is inside, effectively improves frock clamp and easily influences the welding construction to the work piece and leads to the lower problem of efficiency of construction.

Description

Work fixture

Technical Field

The application relates to the technical field of clamps, in particular to a tool clamp.

Background

A clamp, also called a fixture, is a process device used to quickly fasten a workpiece during processing so as to keep a machine tool, a tool, and a workpiece in a correct relative position, and any process in the process, a device used to quickly, conveniently, and safely install a workpiece, may be called a clamp, such as a welding clamp, an inspection clamp, an assembly clamp, a quick clamp, and the like, among which a quick clamp is the most common.

At present, although various tool fixtures are adopted, workpieces are mostly fixed in a pressing mode, namely, the workpieces are clamped between a rack and a quick clamp from the upper parts of the workpieces, when the workpieces are welded, the part of the structure of the tool fixture, which is positioned on the upper parts of the workpieces, easily affects the welding of workers on the workpieces, the clamping positions of the workpieces are usually required to be changed for many times, the welding construction on the workpieces can be completed, and the efficiency of the whole welding construction process is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the welding construction of frock clamp easy influence to the work piece and lead to the efficiency of construction lower, this application provides a frock clamp.

The application provides a frock clamp adopts following technical scheme:

a tool clamp comprises a rack, a mounting seat and a deformation sleeve, wherein the rack is provided with a plurality of jacks, the bottom of the mounting seat is provided with an insertion block, and the insertion block is inserted into the jacks in a sliding manner; the top of the mounting seat is provided with a connecting shaft, the side wall of one end, far away from the mounting seat, of the connecting shaft is provided with a first extrusion inclined plane, and the first extrusion inclined plane is gradually inclined towards the direction close to the axis of the connecting shaft from the direction close to the mounting seat to the direction far away from the mounting seat; the deformation sleeve is sleeved on the connecting shaft in a sliding mode, a first attaching inclined plane is arranged at the position, close to the first extrusion inclined plane, of the deformation sleeve, and the first attaching inclined plane is attached to the first extrusion inclined plane in a sliding mode; a plurality of first deformation grooves are arranged on the outer side wall of the deformation sleeve at intervals, and the upper ends of the first deformation grooves penetrate through the upper end wall of the deformation sleeve.

Through adopting above-mentioned technical scheme, the staff inserts the work piece and establishes to deformation sheathe in, then order about deformation cover and remove to the direction that is close to the mount pad, first laminating is to the direction that is close to the mount pad removal this moment, make the opening width in first deformation groove increase under the extrusion cooperation on first extrusion inclined plane and first laminating face, and then make the upper end diameter increase of deformation cover, it is fixed with the work piece, through the mode of fixing the work piece from the work piece is inside, effectively improve frock clamp and easily influence the welding construction to the work piece and lead to the lower problem of efficiency of construction.

Optionally, a lantern ring is arranged at one end, close to the mounting seat, of the connecting shaft, the outer diameter of the lantern ring is the same as that of the deformation sleeve, a second extrusion inclined surface is arranged on the side wall, far away from the mounting seat, of the lantern ring, and the second extrusion inclined surface gradually inclines towards the direction close to the axis of the connecting shaft from the direction close to the mounting seat to the direction far away from the mounting seat; a second attaching inclined plane is arranged at the position, close to the second extrusion inclined plane, of the deformation sleeve, and the second attaching inclined plane is in sliding attachment with the second extrusion inclined plane; a plurality of second deformation grooves are formed in the outer side wall of the deformation sleeve at intervals, and the lower ends of the second deformation grooves penetrate through the lower end wall of the deformation sleeve.

Through adopting above-mentioned technical scheme, when deformation cover moved to the direction that is close to the mount pad, the second laminating was removed towards the direction that is close to the mount pad, and the opening width in second deformation groove increases under the extrusion cooperation of second extrusion inclined plane and second laminating face, and then makes the lower extreme diameter increase of deformation cover, improves the fixed effect to the work piece, and the homogeneity of work piece atress when improving the work piece fixed.

Optionally, the deformation sleeve is communicated with the bottom wall of the first deformation groove and is provided with a first widening hole, and the diameter of the first widening hole is larger than the opening width of the first deformation groove.

Through adopting above-mentioned technical scheme, first widening hole improves the deformation scope of the opening width in first deformation groove, and then promotes the deformation scope of the upper end diameter of deformation cover, effectively improves the adaptability to not unidimensional work piece.

Optionally, a second widening hole is formed in the deformation sleeve and communicated with the bottom wall of the second deformation groove, and the diameter of the second widening hole is larger than the opening width of the second deformation groove.

Through adopting above-mentioned technical scheme, the second widened hole improves the deformation scope of the opening width in second shape deformation groove, and then promotes the deformation scope of the lower extreme diameter of deformation cover, further improves the adaptability to not unidimensional work piece.

Optionally, the first pressing slope has the same inclination angle as the second pressing slope.

Through adopting above-mentioned technical scheme, extrude the inclined plane through first extrusion inclined plane and second and extrude the same inclination's setting for the upper end and the lower extreme diameter synchronous change of deformation cover further promote the homogeneity of work piece atress when fixing the work piece.

Optionally, a plurality of stabilizing holes are formed in the mounting seat at intervals in the circumferential direction, stabilizing bolts are arranged in the stabilizing holes in a threaded mode, and the stabilizing bolts penetrate through the rack in a threaded mode.

Through adopting above-mentioned technical scheme, the staff will insert the piece back in the jack, twist the firm bolt and make firm bolt screw thread wear to establish to the frame, effectively promote the steadiness of mount pad.

Optionally, a threaded hole is coaxially formed in the connecting shaft and the connecting shaft, a tightening bolt is arranged in the threaded hole, the diameter of the upper end of the tightening bolt is smaller than the outer diameter of the deformation sleeve, and the diameter of the upper end of the tightening bolt is larger than the inner diameter of the deformation sleeve.

Through adopting above-mentioned technical scheme, the staff wrench movement butt bolt makes the upper end butt of supporting tight bolt and deformation cover, and effective prevention deformation cover slides to the direction of keeping away from the mount pad, and then promotes the stability of fixed work piece.

Optionally, a collision assembly for driving the deformation sleeve to move in a direction away from the mounting seat is arranged on the mounting seat, the collision assembly includes a sliding plate, a bearing ring and a connecting rod, an operation cavity is formed in the mounting seat, the sliding plate is slidably arranged in the operation cavity along a vertical direction, and the abutting bolt extends into the operation cavity and is rotatably connected with the sliding plate; the sliding sleeve of the bearing ring is arranged on the outer side wall of the lantern ring, the connecting rods are arranged on the sliding plate at intervals in the circumferential direction, and one ends, far away from the sliding plate, of the connecting rods are connected with the lantern ring.

Through adopting above-mentioned technical scheme, work piece processing is accomplished the back, the staff wrench movement supports tight bolt and makes to support tight bolt and remove to the direction of keeping away from the mount pad, support tight bolt this moment and drive the slide and remove to the direction of keeping away from the frame, the slide drives through the connecting rod and accepts the orientation removal that the hoop was kept away from the frame, the slide orders about deformation cover and removes to the direction of keeping away from the mount pad, make the opening width in first deformation groove and second deformation groove reduce, and then make the upper end and the lower extreme diameter of deformation cover all reduce, remove the fixed to the work piece, effectively promote and remove the fixed convenience to the work piece.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the workpiece is inserted on the deformation sleeve by a worker, then the deformation sleeve is driven to move towards the direction close to the mounting seat, at the moment, the first attaching surface moves towards the direction close to the mounting seat, so that the opening width of the first deformation groove is increased under the extrusion matching of the first extrusion inclined surface and the first attaching surface, the diameter of the upper end of the deformation sleeve is increased, the workpiece is fixed, and the problem that the construction efficiency is low due to the fact that the workpiece is easily influenced by a tool clamp in a mode of fixing the workpiece from the inside of the workpiece is effectively solved;

2. after work piece processing was accomplished, the staff wrench movement is supported tight bolt and is made to support tight bolt and remove to the direction of keeping away from the mount pad, support tight bolt this moment and drive the slide and remove to the direction of keeping away from the frame, the slide drives through the connecting rod and accepts the orientation removal that the hoop was kept away from the frame, the slide orders about deformation cover and removes to the direction of keeping away from the mount pad, make the opening width in first deformation groove and second deformation groove reduce, and then make the upper end and the lower extreme diameter of deformation cover all reduce, remove the fixed to the work piece, effective promotion removes the convenience of the fixed of work piece.

Drawings

Fig. 1 is a schematic structural diagram of a tooling fixture according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of another view of the embodiment of the present application (the rack is hidden in the drawing).

Fig. 3 is a partial structural sectional view of an embodiment of the present application.

Reference numerals are as follows: 1. a frame; 11. a jack; 2. a mounting base; 21. a stabilizing hole; 22. an operating chamber; 3. a deformation sleeve; 31. a first fitting inclined plane; 32. a first deformation groove; 33. a second adhesive bevel; 34. a second deformation groove; 35. a first widened hole; 36. a second widened hole; 4. inserting a block; 5. a connecting shaft; 51. a first extrusion ramp; 52. a threaded hole; 6. a collar; 61. a second extrusion ramp; 7. stabilizing the bolt; 8. tightly abutting against the bolt; 9. a collision component; 91. a slide plate; 92. a bearing ring; 93. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a tool clamp.

Example 1

Referring to fig. 1 and 2, the tool clamp comprises a rack 1, a mounting seat 2 and a deformation sleeve 3, and with reference to fig. 3, a plurality of insertion holes 11 are formed in the rack 1, an insertion block 4 matched with the insertion holes 11 is installed at the bottom of the mounting seat 2, a chamfer is formed in one end, away from the mounting seat 2, of the insertion block 4, and the insertion block 4 is slidably inserted into the insertion holes 11; the top of the mounting seat 2 is provided with a connecting shaft 5, the side wall of one end of the connecting shaft 5, which is far away from the mounting seat 2, is provided with a first extrusion inclined surface 51, and the first extrusion inclined surface 51 gradually inclines towards the direction close to the axis of the connecting shaft 5 from the direction close to the mounting seat 2 to the direction far away from the mounting seat 2; the deformation sleeve 3 is sleeved on the connecting shaft 5 in a sliding manner, a first attaching inclined plane 31 is arranged at a position of the deformation sleeve 3 close to the first extrusion inclined plane 51, and the first attaching inclined plane 31 is attached to the first extrusion inclined plane 51 in a sliding manner; a plurality of first deformation grooves 32 are circumferentially arranged on the outer side wall of the deformation sleeve 3 at intervals, the plurality of first deformation grooves 32 are uniformly divided into 360 degrees, and the upper ends of the first deformation grooves 32 penetrate through the upper end wall of the deformation sleeve 3; first widening hole 35 has been seted up with the diapire intercommunication of first deformation groove 32 on the deformation cover 3, and the diameter of first widening hole 35 is greater than the opening width of first deformation groove 32, and first widening hole 35 effectively increases the deformation range of the opening width of first deformation groove 32.

Referring to fig. 2 and 3, a lantern ring 6 is integrally formed at one end, close to the mounting base 2, of the connecting shaft 5, the outer diameter of the lantern ring 6 is the same as the outer diameter of the deformation sleeve 3, a second extrusion inclined surface 61 is formed on the side wall, away from the mounting base 2, of the lantern ring 6, and the second extrusion inclined surface 61 gradually inclines towards the direction close to the axis of the connecting shaft 5 from the direction close to the mounting base 2 to the direction away from the mounting base 2; a second attaching inclined plane 33 is formed in the position, close to the second extrusion inclined plane 61, of the deformation sleeve 3, and the second attaching inclined plane 33 is in sliding attachment with the second extrusion inclined plane 61; a plurality of second deformation grooves 34 are circumferentially arranged on the outer side wall of the deformation sleeve 3 at intervals, the lower ends of the second deformation grooves 34 penetrate through the lower end wall of the deformation sleeve 3, a second widening hole 36 is formed in the deformation sleeve 3 and communicated with the bottom wall of the second deformation grooves 34, the diameter of the second widening hole 36 is larger than the opening width of the second deformation grooves 34, and the width change range of the second widening hole 36 is effectively increased; the plurality of second deformation grooves are uniformly divided by 360 degrees, and the second deformation grooves and the first deformation grooves are arranged on the outer side wall of the deformation sleeve 3 in a staggered mode, so that the deformation sleeve 3 is more uniform when deformed; the inclined angles of the first extrusion inclined surface 51 and the second extrusion inclined surface 61 are the same, so that the diameters of the upper end and the lower end of the deformation sleeve 3 are synchronously changed, and the stress uniformity of the workpiece is further improved when the workpiece is fixed.

Referring to fig. 2 and 3, a plurality of stabilizing holes 21 are circumferentially spaced on the mounting base 2, stabilizing bolts 7 are installed in the stabilizing holes 21, and the stabilizing bolts 7 are threaded through the rack 1, in this embodiment, the opening diameter of the upper end of each stabilizing hole 21 is larger than the opening diameter of the lower end of each stabilizing hole 21, so that the head of each stabilizing bolt 7 is placed in the opening with the larger diameter of the corresponding stabilizing hole 21, and the head of each stabilizing bolt 7 is prevented from protruding out of the mounting base 2. After the staff goes into jack 11 with inserted block 4, twist firm bolt 7 and make firm bolt 7 screw thread wear to establish to frame 1, effectively promote the steadiness of mount pad 2.

The connecting shaft 5 is coaxially provided with a threaded hole 52 with the connecting shaft 5, a tightening bolt 8 is installed in the threaded hole 52, the diameter of the upper end of the tightening bolt 8 is smaller than the outer diameter of the deformation sleeve 3, and the diameter of the upper end of the tightening bolt 8 is larger than the inner diameter of the deformation sleeve 3.

The implementation principle of the embodiment 1 is as follows: the method comprises the steps that a worker inserts a workpiece onto a deformation sleeve 3, then drives the deformation sleeve 3 to move towards the direction close to an installation seat 2, at the moment, a first attaching surface and a second attaching surface move towards the direction close to the installation seat 2, so that the diameters of openings of a first deformation groove 32 and a second deformation groove 34 are increased, the diameters of the upper end and the lower end of the deformation sleeve 3 are increased, then an abutting bolt 8 is rotated, the abutting bolt 8 moves towards the direction close to a rack 1, the abutting bolt 8 abuts against the upper end of the deformation sleeve 3, and the workpiece is fixed;

through the installation of butt bolt, effectively prevent that deformation cover 3 slides to the direction of keeping away from mount pad 2, and then promote the stability of fixed work piece.

Example 2

Referring to fig. 2 and fig. 3, the difference between the embodiment and the embodiment 1 is that an abutting assembly 9 for driving the deformation sleeve 3 to move in a direction away from the mounting base 2 is installed on the mounting base 2, the abutting assembly 9 includes a sliding plate 91, a bearing ring 92 and a connecting rod 93, an operating cavity 22 is opened on the mounting base 2, the sliding plate 91 is installed in the operating cavity 22 in a sliding manner along a vertical direction, and the abutting bolt 8 extends into the operating cavity 22 and is rotatably connected with the sliding plate 91; the bearing ring 92 is slidably sleeved on the outer side wall of the lantern ring 6, the connecting rods 93 are circumferentially installed on the sliding plate 91 at intervals, and one end, far away from the sliding plate 91, of each connecting rod 93 is connected with the lantern ring 6.

In this embodiment, the cross-sectional shape of the operation chamber 22 is circular, the sliding plates 91 are circular disks adapted to the cross-sectional area of the operation chamber 22, and four connecting rods 93 are circumferentially installed on the sliding plates 91 at intervals, so as to improve the stability of the sliding plates 91 sliding in the operation chamber 22 along the vertical direction.

The implementation principle of the embodiment 2 is as follows: after work piece processing is accomplished, the staff wrench movement supports tight bolt 8 and makes to support tight bolt 8 and remove to the direction of keeping away from mount pad 2, support tight bolt 8 this moment and drive slide 91 and remove to the direction of keeping away from frame 1, slide 91 passes through connecting rod 93 and drives the direction removal of accepting ring 92 to keeping away from frame 1, slide 91 orders about deformation cover 3 and removes to the direction of keeping away from mount pad 2, make the opening width in first deformation groove 32 and second deformation groove 34 reduce, and then make the upper end and the lower extreme diameter of deformation cover 3 all reduce, remove the fixed to the work piece, effectively promote and remove the fixed convenience to the work piece.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a frock clamp which characterized in that: the device comprises a rack (1), a mounting seat (2) and a deformation sleeve (3), wherein a plurality of jacks (11) are formed in the rack (1), an insertion block (4) is arranged at the bottom of the mounting seat (2), and the insertion block (4) is slidably inserted into the jacks (11); a connecting shaft (5) is arranged at the top of the mounting seat (2), a first extrusion inclined surface (51) is arranged on the side wall of one end, far away from the mounting seat (2), of the connecting shaft (5), and the first extrusion inclined surface (51) gradually inclines towards the direction close to the axial lead of the connecting shaft (5) from the direction close to the mounting seat (2) to the direction far away from the mounting seat (2); the deformation sleeve (3) is sleeved on the connecting shaft (5) in a sliding mode, a first attaching inclined plane (31) is arranged at the position, close to the first extrusion inclined plane (51), of the deformation sleeve (3), and the first attaching inclined plane (31) is attached to the first extrusion inclined plane (51) in a sliding mode; a plurality of first deformation grooves (32) are arranged on the outer side wall of the deformation sleeve (3) at intervals, and the upper ends of the first deformation grooves (32) penetrate through the upper end wall of the deformation sleeve (3).

2. The tooling clamp of claim 1, wherein: a lantern ring (6) is arranged at one end, close to the mounting seat (2), of the connecting shaft (5), the outer diameter of the lantern ring (6) is the same as that of the deformation sleeve (3), a second extrusion inclined surface (61) is arranged on the side wall, far away from the mounting seat (2), of the lantern ring (6), and the second extrusion inclined surface (61) is gradually inclined towards the direction close to the axial lead of the connecting shaft (5) from the direction close to the mounting seat (2) to the direction far away from the mounting seat (2); a second attaching inclined plane (33) is arranged at the position, close to the second extrusion inclined plane (61), of the deformation sleeve (3), and the second attaching inclined plane (33) is attached to the second extrusion inclined plane (61) in a sliding mode; a plurality of second deformation grooves (34) are arranged on the outer side wall of the deformation sleeve (3) at intervals, and the lower ends of the second deformation grooves (34) penetrate through the lower end wall of the deformation sleeve (3).

3. The tooling clamp of claim 1, wherein: the deformation sleeve (3) is communicated with the bottom wall of the first deformation groove (32) to form a first widening hole (35), and the diameter of the first widening hole (35) is larger than the opening width of the first deformation groove (32).

4. The tooling clamp of claim 2, wherein: and a second widening hole (36) is formed in the deformation sleeve (3) and communicated with the bottom wall of the second deformation groove (34), and the diameter of the second widening hole (36) is larger than the opening width of the second deformation groove (34).

5. The tooling clamp of claim 2, wherein: the inclined angles of the first extrusion inclined surface (51) and the second extrusion inclined surface (61) are the same.

6. The tooling clamp of claim 1, wherein: the mounting base (2) is provided with a plurality of stabilizing holes (21) at intervals in the circumferential direction, stabilizing bolts (7) are arranged in the stabilizing holes (21) in an internal thread mode, and the stabilizing bolts (7) penetrate through the rack (1) in a threaded mode.

7. The tooling clamp of claim 2, wherein: the connecting shaft (5) is coaxially provided with a threaded hole (52) with the connecting shaft (5), the threaded hole (52) is internally provided with a tightening bolt (8), the diameter of the upper end of the tightening bolt (8) is smaller than the outer diameter of the deformation sleeve (3), and the diameter of the upper end of the tightening bolt (8) is larger than the inner diameter of the deformation sleeve (3).

8. The tooling clamp of claim 7, wherein: the mounting seat (2) is provided with a collision component (9) used for driving the deformation sleeve (3) to move towards the direction far away from the mounting seat (2), the collision component (9) comprises a sliding plate (91), a bearing ring (92) and a connecting rod (93), the mounting seat (2) is provided with an operation cavity (22), the sliding plate (91) is arranged in the operation cavity (22) in a sliding mode along the vertical direction, and the abutting bolt (8) extends into the operation cavity (22) and is connected with the sliding plate (91) in a rotating mode; the bearing ring (92) is slidably sleeved on the outer side wall of the sleeve ring (6), a plurality of connecting rods (93) are arranged on the sliding plate (91) at intervals in the circumferential direction, and one ends, far away from the sliding plate (91), of the connecting rods (93) are connected with the sleeve ring (6).

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