CN211193612U

CN211193612U - Hanging type uniform force clamping device and workbench applying same

Info

Publication number: CN211193612U
Application number: CN201922205344.7U
Authority: CN
Inventors: 徐萌; 刘波; 柯蒙
Original assignee: Suzhou Elite Machinery Co ltd
Current assignee: Suzhou Elite Machinery Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-07
Anticipated expiration: 2029-12-11

Abstract

The utility model provides a even power binding clasp of carry formula and workstation, including two relative clamping component that set up and keep the clearance, be used for driving the drive assembly of the synchronous reverse motion of two clamping component, and be used for driving the reset assembly that two clamping component reset, two clamping component all include the installation curb plate, be equipped with dovetail type back-off groove on the terminal surface that deviates from mutually of two installation curb plates, clamping component is still including replacing tight piece, the inboard that can replace tight piece of clamp is equipped with the dovetail type bellying with dovetail type back-off groove matched with, the outside that can replace tight piece of clamp is equipped with and treats the profile face that machined part shape matches. The utility model discloses a binding clasp through set up dovetail type back-off groove on the terminal surface that deviates from mutually of two installation curb plates, both can carry in special clamping position, can carry corresponding tight piece of clamp according to the irregular shape of treating the machined part again for the clamping mode is more diversified, has improved binding clasp's suitability, and the clamp force is also more even simultaneously, has reduced the clamping and has warp.

Description

Hanging type uniform force clamping device and workbench applying same

Technical Field

The utility model relates to a precision finishing field especially relates to a even power binding clasp of carry formula and use its workstation.

Background

When precision machining is performed, various workpieces to be machined need to be clamped and fixed for machining. The clamping tool for clamping the workpiece to be machined can only clamp the workpiece to be machined, the workpiece to be machined cannot be clamped as much as possible, machining efficiency is low, clamping applicability of the existing clamping tools to a special clamping position and an irregularly-shaped product is poor, and the requirement for diversification of clamping modes in actual use cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the various clamping tools that exist now among the prior art and can only carry out a centre gripping of treating the machined part, and the clamping suitability to special clamping position and irregular shape product is poor, can't satisfy the shortcoming of in-service use demand, and the even power binding clasp of a carry formula that proposes and use its workstation.

In order to achieve the above purpose, the utility model provides a following technical scheme: a hanging-type uniform-force clamping device comprises a first clamping assembly and a second clamping assembly which are oppositely arranged and keep a gap, a driving assembly used for driving the first clamping assembly and the second clamping assembly to synchronously and reversely move, and a resetting assembly used for driving the first clamping assembly and the second clamping assembly to reset, wherein the first clamping assembly comprises a first mounting side plate, the second clamping assembly comprises a second mounting side plate, the driving assembly is positioned between the first mounting side plate and the second mounting side plate, the driving assembly comprises an upper sliding block and a lower sliding block, the longitudinal sections of the upper sliding block and the lower sliding block are both trapezoidal, the upper sliding block and the lower sliding block are oppositely arranged and keep the gap, the oblique side surfaces of the upper sliding block and the lower sliding block, which are close to the first mounting side plate, can be relatively attached to the inner side surface of the first mounting side plate in a sliding manner, the oblique side surfaces of the upper sliding block and the lower sliding block, which are close to the second mounting side plate, can be relatively attached to the inner, the reset assembly comprises a limiting part and an elastic part, the limiting parts are fixed on two opposite side faces, parallel to the motion direction, of the first installation side plate and the second installation side plate, the two limiting parts, located on the upper sliding block and the lower sliding block, on the same side are equal in height and connected through the elastic part, and dovetail-shaped reverse buckling grooves are formed in the side faces, far away from the upper sliding block, of the first installation side plate and the second installation side plate.

Preferably, the first clamping assembly further comprises a first replaceable clamping block, a dovetail-shaped protrusion matched with the dovetail-shaped inverted buckle groove is arranged on the inner side of the first replaceable clamping block, and a first profiling surface is arranged on the outer side of the first replaceable clamping block. Furthermore, the second clamping assembly further comprises a second replaceable clamping block, a dovetail-shaped protrusion matched with the dovetail-shaped inverted buckle groove is arranged on the inner side of the second replaceable clamping block, and a second profiling surface is arranged on the outer side of the second replaceable clamping block. Still further, the first profile surface includes one or more serrated segments and the second profile surface includes one or more serrated segments.

Preferably, the driving assembly further comprises a power member for providing power for the upper sliding block. Furthermore, the center of the upper sliding block is provided with a counter bore, the center of the lower sliding block is provided with a threaded hole, the counter bore and the threaded hole are coaxially arranged, and the power part is a jacking screw penetrating through the counter bore and the threaded hole.

Preferably, the oblique side of top shoe and lower slider includes two planes that become the obtuse angle setting, and two planar junctions are equipped with the boss, all are equipped with the draw-in groove with boss matched with on the medial surface of the laminating of oblique side of first installation curb plate and second installation curb plate.

Preferably, the elastic member is a rubber ring.

The utility model also provides a workstation of the even power binding clasp of applied above-mentioned string of year formula, this workstation is including the even power binding clasp of string of year formula, a pedestal, the fixed subassembly of first fixed subassembly and second sets up relatively on the base, the even power binding clasp of string of year formula sets up between the fixed subassembly of first fixed subassembly and second, first fixed subassembly includes first unable adjustment base, the fixed subassembly of second includes second unable adjustment base, the even power binding clasp of string of year formula is connected with first unable adjustment base and second unable adjustment base respectively.

Preferably, the first fixing assembly further comprises a first pressing block, the first fixing base is provided with a first processing position, the first pressing block is located above the first processing position and fixed on the first fixing base, the second fixing assembly further comprises a second pressing block, the second fixing base is provided with a second processing position, and the second pressing block is located above the second processing position and fixed on the second fixing base.

Compared with the prior art, the beneficial effects of the utility model are that: by adopting two clamping components which are oppositely arranged and can synchronously and reversely move, the clamping and fixing of two workpieces to be processed can be completed in one action, the clamping efficiency is improved, and the overall processing efficiency is improved; through set up the dovetail type back-off groove on the terminal surface that deviates from mutually of two installation curb plates, both can carry in special clamping position, again can be according to the corresponding tight piece of clamp of the irregular shape carry of treating the machined part for the clamping mode is more diversified, has improved the suitability of binding clasp, and the clamp force is also more even simultaneously, has reduced the clamping and has warp.

Drawings

Fig. 1 is a schematic view of an application structure of a mounted uniform-force clamper according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the right side view of the structure of FIG. 1;

fig. 3 is a schematic view of the engagement structure of the clamping assembly and the driving assembly in fig. 1.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

Referring to fig. 1 to 3, a mount type uniform force clamp of the present invention includes a first clamping assembly 1 and a second clamping assembly 2 disposed opposite to each other and maintaining a gap, a driving assembly 3 for driving the first clamping assembly 1 and the second clamping assembly 2 to move in opposite directions, and a reset assembly 4 for driving the first clamping assembly 1 and the second clamping assembly 2 to reset.

First clamping component 1 includes first installation curb plate 11, second clamping component 2 includes second installation curb plate 21, drive assembly 3 is located between first installation curb plate 11 and the second installation curb plate 21, drive assembly 3 includes top shoe 31 and lower slider 32, the longitudinal section of top shoe 31 and lower slider 32 is trapezoidal, top shoe 31 and lower slider 32 set up relatively and keep the clearance, the oblique side that is close to first installation curb plate 11 of top shoe 31 and lower slider 32 can laminate with the medial surface of first installation curb plate 11 with relatively sliding, the oblique side that is close to second installation curb plate 21 of top shoe 31 and lower slider 32 can laminate with the medial surface of second installation curb plate 21 with relatively sliding. In a preferred embodiment, as shown in fig. 3, the oblique side surfaces of the upper slider 31 and the lower slider 32 include two planes disposed at an obtuse angle, a boss 51 is disposed at the intersection of the two planes, the inner side surfaces of the first installation side plate 11 and the second installation side plate 21, which are attached to the oblique side surfaces, are both V-shaped, and the inner side surfaces of the first installation side plate 11 and the second installation side plate 12, which are attached to the oblique side surfaces, are both provided with a slot 52 matched with the boss 51, so as to define the positions of the upper slider 31 and the lower slider 32 when the upper slider 31 and the lower slider 32 slide relative to the first installation side plate 11 and the second installation side plate 21.

The reset assembly 4 includes a limiting member 41 and an elastic member 42, the limiting members 41 are fixed on two opposite side surfaces of the first installation side plate 11 and the second installation side plate 21 parallel to the movement direction, and the two limiting members 41 located on the same side of the upper slider 31 and the lower slider 32 have the same height and are connected through the elastic member 42. Preferably, the elastic member 42 is a rubber ring, and the rubber ring is sleeved on the two limiting members 41 to provide power for the resetting of the first mounting side plate 11 and the second mounting side plate 12.

The side faces, far away from the upper sliding block 31, of the first installation side plate 11 and the second installation side plate 21 are respectively provided with a dovetail type inverted buckle groove 61, so that a clamp can be conveniently mounted on a special clamping position, and a corresponding clamping block can be mounted according to the irregular shape of a workpiece to be machined, and the clamping mode is more diversified. In a preferred embodiment, the first clamping assembly 1 further comprises a first replaceable clamping block 12, the inner side of the first replaceable clamping block 12 is provided with a dovetail-shaped protrusion 62 matching with the dovetail-shaped inverted-buckle groove 61, and the outer side of the first replaceable clamping block 12 is provided with a first cam surface 71. Further, the first contour surface 71 comprises one or more sawtooth sections to improve the clamping force between the replaceable clamping block and the workpiece to be machined, and ensure the reliability of clamping.

In order to enable the clamping device to clamp two workpieces to be machined with irregular shapes at a time, different from the clamping device shown in fig. 1 and 2, in another preferred embodiment, the second clamping assembly 2 may also comprise a replaceable clamping block, the inner side of the replaceable clamping block is provided with a dovetail-shaped protrusion matched with the dovetail-shaped inverted buckle groove 61, the outer side of the replaceable clamping block is provided with a profiling surface symmetrical to the first profiling surface on the first replaceable clamping block or matched with the shape of the workpiece to be machined, and the profiling surface may also comprise one or more saw tooth sections for improving the clamping force between the replaceable clamping block and the workpiece to be machined and ensuring the clamping reliability.

Preferably, the driving assembly 3 further comprises a power member 33 for powering the upper slider 31. Further, the center of upper sliding block 31 is equipped with the counter bore, the center of lower sliding block 32 is equipped with the screw hole, counter bore and coaxial setting of screw hole, power part 33 is the tight screw in top of lining up counter bore and screw hole, when screwing up the tight screw in top, upper sliding block 31 and lower sliding block 32 slide in opposite directions along the medial surface of installation curb plate simultaneously and are close to gradually, make the even outside expansion of installation curb plate, thereby press from both sides tightly and treat the machined part, when loosening the tight screw in top, the installation curb plate inwards resets under the effect of elastic component, upper sliding block 31 and lower sliding block 32 slip dorsad are kept away from gradually.

In practical use, the upper slider 31 and the lower slider 32 are symmetrically arranged, and the first installation side plate 11 and the second installation side plate 21 are symmetrically arranged, so that the manufacturing is convenient, and meanwhile, the workpieces to be machined on two sides of the clamping device are stressed the same.

Referring to fig. 1 and fig. 2, another aspect of the present invention is a workbench using the mount type uniform force clamp according to any of the above embodiments, the workbench further includes a base 100, a first fixing component 110 and a second fixing component 120, the first fixing component 110 and the second fixing component 120 are relatively disposed on the base 100, the mount type uniform force clamp is disposed between the first fixing component 110 and the second fixing component 120, the first fixing component 110 includes a first fixing base 111, the second fixing component 120 includes a second fixing base 121, and the mount type uniform force clamp is respectively connected to the first fixing base 111 and the second fixing base 121. The connection may be a direct connection, that is, the first fixing base 111 or the second fixing base 121 is provided with a protrusion matching with the dovetail-shaped inverted buckle groove 61, or an indirect connection, that is, a workpiece to be machined is arranged between the hanging type uniform force clamp and the first fixing base 111 or the second fixing base 121.

Preferably, the first fixing assembly 110 further includes a first pressing block 112, the first fixing base 111 is provided with a first processing position 81, the first pressing block 112 is located above the first processing position 81 and fixed on the first fixing base 111 to fix the workpiece to be processed in the first processing position 81, the second fixing assembly 120 further includes a second pressing block 122, the second fixing base 121 is provided with a second processing position 82, and the second pressing block 122 is located above the second processing position 82 and fixed on the second fixing base 121 to fix the workpiece to be processed in the second processing position 82.

As shown in fig. 1 and 2, in a preferred embodiment, the base 100 is provided with a plurality of first fixing elements 110 and a plurality of second fixing elements 120, and the plurality of first fixing elements 110 and the plurality of second fixing elements 120 are oppositely arranged.

The first fixing assembly 110 comprises a first fixing base 111 and a first pressing block 112, a first processing position 81 for fixing a workpiece to be processed is arranged on the first fixing base 111, the first pressing block 112 is located above the first processing position 81 and is fixed on the first fixing base 111 in a shaft connection mode, the workpiece to be processed placed in the first processing position 81 is fixed and can be taken out conveniently through rotation, and protrusions matched with the dovetail-shaped inverted buckle grooves 61 of the hanging type uniform-force clamping device are arranged on the inner side wall of the first fixing base 111.

The second fixing assembly 120 includes a second fixing base 121 and a second pressing block 122, the second fixing base 121 is provided with a second processing position 82 for fixing the workpiece to be processed, and the second pressing block 122 is located above the second processing position 82 and is fixed on the second fixing base 121 in a shaft coupling manner, so that the workpiece to be processed placed in the second processing position 82 can be fixed and can be conveniently taken out through rotation.

One side of the hanging type uniform-force clamping device is hung on a bulge on the first fixed base 111, the other side of the hanging type uniform-force clamping device is hung on a clamping block 12 matched with a workpiece to be machined in shape, and a third machining position is formed between the clamping block 12 and the second fixed base 121.

Through the reasonable design of the shapes of the first machining position 81, the clamping block 12 and the second machining position 82, the sequential machining of the workpiece to be machined from left to right can be realized.

The hanging type uniform force clamp and the workbench applying the same realize clamping and fixing two workpieces to be machined in one action by adopting two clamping assemblies which are oppositely arranged and can synchronously and reversely move, so that the clamping efficiency is improved, and the integral machining efficiency is improved; through set up the dovetail type back-off groove on the terminal surface that deviates from mutually of two installation curb plates, both can carry in special clamping position, again can be according to the corresponding tight piece of clamp of the irregular shape carry of treating the machined part for the clamping mode is more diversified, has improved the suitability of binding clasp, and the clamp force is also more even simultaneously, has reduced the clamping and has warp.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. A hanging type uniform-force clamping device is characterized by comprising a first clamping assembly and a second clamping assembly which are oppositely arranged and keep a gap, a driving assembly used for driving the first clamping assembly and the second clamping assembly to synchronously and reversely move, and a resetting assembly used for driving the first clamping assembly and the second clamping assembly to reset, wherein the first clamping assembly comprises a first installation side plate, the second clamping assembly comprises a second installation side plate, the driving assembly is positioned between the first installation side plate and the second installation side plate, the driving assembly comprises an upper sliding block and a lower sliding block, the longitudinal sections of the upper sliding block and the lower sliding block are both trapezoidal, the upper sliding block and the lower sliding block are oppositely arranged and keep the gap, and the inclined side surfaces of the upper sliding block and the lower sliding block, which are close to the first installation side plate, can be relatively slidably attached to the inner side surface of the first installation side plate, the side surfaces, close to the second mounting side plate, of the upper sliding block and the lower sliding block are attached to the inner side surface of the second mounting side plate in a relatively sliding mode, the reset assembly comprises a limiting part and an elastic part, the limiting part is fixed to two opposite side surfaces, parallel to the movement direction, of the first mounting side plate and the second mounting side plate, the two limiting parts are located on the same side of the upper sliding block and the lower sliding block and are equal in height and connected through the elastic part, and dovetail-shaped reverse buckling grooves are formed in the side surfaces, far away from the upper sliding block, of the first mounting side plate and the second mounting side plate.

2. The hanging uniform-force clamp as claimed in claim 1, wherein the first clamping assembly further comprises a first replaceable clamping block, the inner side of the first replaceable clamping block is provided with a dovetail-shaped protrusion matched with the dovetail-shaped inverted groove, and the outer side of the first replaceable clamping block is provided with a first profiling surface.

3. The hanging uniform-force clamp as claimed in claim 2, wherein the second clamping assembly further comprises a second replaceable clamping block, the inner side of the second replaceable clamping block is provided with a dovetail-shaped protrusion matched with the dovetail-shaped inverted groove, and the outer side of the second replaceable clamping block is provided with a second profiling surface.

4. The mount type uniform force clamp of claim 3, wherein said first contoured surface comprises one or more serrated segments and said second contoured surface comprises one or more serrated segments.

5. The mount type uniform force clamp of claim 1, wherein the drive assembly further comprises a power member for powering the upper slider.

6. The hanging type uniform-force clamping device as claimed in claim 5, wherein a counter bore is formed in the center of the upper sliding block, a threaded hole is formed in the center of the lower sliding block, the counter bore and the threaded hole are coaxially arranged, and the power member is a tightening screw penetrating through the counter bore and the threaded hole.

7. The hanging type uniform-force clamp device as claimed in claim 1, wherein the inclined side surfaces of the upper slide block and the lower slide block comprise two planes which are arranged at an obtuse angle, a boss is arranged at the intersection of the two planes, and clamping grooves matched with the boss are arranged on the inner side surfaces, attached to the inclined side surfaces, of the first mounting side plate and the second mounting side plate.

8. The hanging uniform-force clamp as claimed in claim 1, wherein the elastic member is a rubber ring.

9. A workbench is characterized by comprising a base, a first fixing assembly, a second fixing assembly and the hanging type uniform force clamping device as claimed in any one of claims 1 to 8, wherein the first fixing assembly and the second fixing assembly are oppositely arranged on the base, the hanging type uniform force clamping device is arranged between the first fixing assembly and the second fixing assembly, the first fixing assembly comprises a first fixing base, the second fixing assembly comprises a second fixing base, and the hanging type uniform force clamping device is respectively connected with the first fixing base and the second fixing base.

10. The workbench according to claim 9, wherein the first fixing assembly further comprises a first pressing block, the first fixing base is provided with a first processing position, the first pressing block is located above the first processing position and fixed on the first fixing base, the second fixing assembly further comprises a second pressing block, the second fixing base is provided with a second processing position, and the second pressing block is located above the second processing position and fixed on the second fixing base.