CN216803171U

CN216803171U - Rotary hook clamp mechanism

Info

Publication number: CN216803171U
Application number: CN202220389185.XU
Authority: CN
Inventors: 刘建营; 徐义东
Original assignee: Guangzhou Yuanhao Automation Intelligent Technology Group Co ltd
Current assignee: Guangzhou Yuanhao Automation Intelligent Technology Group Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-06-24
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a rotary hook clamp mechanism which comprises a rotary table, wherein a part base is arranged above the rotary table, a connecting seat is arranged between the part base and the rotary table, the bottom end of the connecting seat is clamped on the inner side of the upper end of the part base, a hinge pin is arranged in the middle of the rotary table, two connecting sheets are arranged on the outer side of the hinge pin, clamping jaws are arranged on the outer sides of the connecting sheets, a reset spring is arranged in the middle of the two clamping jaws, the top ends of the clamping jaws penetrate through the connecting seat and the part base and are higher than the surface of the part base, two symmetrical mounting clamping grooves are arranged on the inner side of the connecting seat, and extrusion blocks are movably arranged on the inner sides of the mounting clamping grooves. The clamping mechanism is provided with the clamping jaws, the adjusting knob, the hinge pin, the connecting sheet and the extrusion block, so that the structure of the clamping mechanism is simplified, the processing time and raw materials are saved, workpieces are conveniently clamped, the working efficiency is effectively improved, and the clamping mechanism is convenient to install.

Description

Rotary hook clamp mechanism

Technical Field

The utility model relates to the technical field of tool fixtures, in particular to a rotary hook clamp mechanism.

Background

Along with the rapid development of social economy, the frock, technological equipment promptly: the general names of various tools used in the manufacturing process include a cutter, a clamp, a mold, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like, and the tool is used for short.

However, the existing tool clamp adopts a plurality of hand clamps to realize multi-point clamping, so that the structure is huge, the spatial arrangement is not facilitated, the material is consumed in processing, and the clamping of a workpiece is inconvenient; thus, the existing need is not met, for which we propose a rotating hook clamp mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotary hook clamp mechanism to solve the problems that the existing tool clamp in the background technology adopts a plurality of hand clamps to realize multi-point clamping, the structure is huge, the space arrangement is not facilitated, materials are consumed in machining, the workpiece is not convenient to clamp, and the like.

In order to achieve the purpose, the utility model provides the following technical scheme: a rotary hook clamp mechanism comprises a rotary table, a part base is arranged above the rotary table, a connecting seat is arranged between the part base and the rotary table, the bottom end of the connecting seat is clamped at the inner side of the upper end of the part base, a hinge pin is arranged in the middle of the rotary table, two connecting sheets are arranged on the outer sides of the hinge pin, clamping jaws are arranged on the outer sides of the connecting sheets, a reset spring is arranged in the middle of the two clamping jaws, the top ends of the clamping jaws penetrate through the connecting seat and the part base and are higher than the surface of the part base, two symmetrical mounting clamping grooves are arranged on the inner side of the connecting seat, extrusion blocks are movably arranged on the inner sides of the mounting clamping grooves, one ends of the extrusion blocks protrude out of the mounting clamping grooves and are contacted with the outer walls of the clamping jaws, four symmetrically distributed assembling insertion holes are arranged on the outer walls of the connecting seat, and two adjusting knobs are arranged on two sides of the upper end of the rotary table, one end of the adjusting knob penetrates through the part base and the connecting seat and extends to the inside of the mounting clamping groove to be contacted with the extrusion block.

Preferably, the surface of the connecting seat is provided with a positioning clamping groove, the positioning clamping groove is communicated with the assembling insertion hole, the bottom surface of the part base is provided with an assembling insertion block, and the assembling insertion block is inserted into the inner side of the positioning clamping groove.

Preferably, the bottom end of the assembly plug block is provided with a through plug hole, the inner side of the assembly plug hole is provided with a screw, and the threaded end of the screw penetrates through the plug hole and is screwed into the inner wall of the connecting seat.

Preferably, the inner sides of the two ends of the return spring are provided with positioning columns, and one ends of the positioning columns are in contact with and fixed to clamping jaws attached to the end portions of the return spring.

Preferably, an elastic anti-falling rod is arranged between the two positioning columns, and two ends of the elastic anti-falling rod are inserted into the end parts of the positioning columns.

Preferably, the depth of the inner side of the mounting clamping groove is larger than the moving distance of the clamping jaw when the clamping jaw clamps the workpiece.

Preferably, one side of the connecting piece is completely attached to the inner side of the bottom end of the clamping jaw, and the connecting piece and the clamping jaw are integrally cast and molded.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, a workpiece to be processed is placed on the surface of the part base, the workpiece is positioned in the middle of the end part of the two clamping jaws protruding out of the surface of the part base, then two adjusting knobs positioned on two sides of the upper end of the turntable are simultaneously rotated by a worker, at the moment, the adjusting knobs extend towards the inner side of the mounting clamping groove to enable the adjusting knobs to push the extrusion blocks positioned in the mounting clamping groove to the outer side of the mounting clamping groove, and the pushed extrusion blocks can extrude the clamping jaws, so that the clamping jaws rotate towards the middle of the turntable around the axis of the hinge pin and compress the reset spring by the two clamping jaws until the two clamping jaws rotate and rapidly clamp the workpiece, the workpiece is conveniently clamped, the working efficiency is effectively improved, and the mounting is convenient;

2. according to the utility model, the clamping mechanism of the clamp consists of two clamping jaws, two connecting pieces of the reset spring, the hinge pin, two adjusting knobs and two extrusion blocks, so that the structure of the clamping mechanism is simplified, the processing time and raw materials are saved, the assembly is convenient, the disassembly is convenient when the clamping mechanism is damaged, and the maintenance, the overhaul or the part replacement of the clamp are facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a cross-sectional view of the present invention in its entirety;

FIG. 3 is a partial cross-sectional view of the connecting socket of the present invention;

fig. 4 is a schematic view of the hinge pin of the present invention.

In the figure: 1. a part base; 2. a connecting seat; 3. a claw; 4. assembling the inserting holes; 5. a return spring; 6. adjusting a knob; 7. a turntable; 8. a hinge pin; 9. installing a clamping groove; 10. extruding the block; 11. a positioning column; 12. an elastic anti-drop rod; 13. assembling the plug-in block; 14. positioning a clamping groove; 15. and (7) connecting the sheets.

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.

Referring to fig. 1 to 4, an embodiment of the present invention includes: a rotary hook clamp mechanism comprises a rotary table 7, a part base 1 is arranged above the rotary table 7, a connecting seat 2 is arranged between the part base 1 and the rotary table 7, the bottom end of the connecting seat 2 is clamped on the inner side of the upper end of the part base 1, a hinge pin 8 is arranged in the middle of the rotary table 7, two connecting pieces 15 are arranged on the outer side of the hinge pin 8, clamping jaws 3 are arranged on the outer sides of the connecting pieces 15, a reset spring 5 is arranged in the middle of the two clamping jaws 3, the top ends of the clamping jaws 3 penetrate through the connecting seat 2 and the part base 1 and are higher than the surface of the part base 1, two symmetrical installation clamping grooves 9 are arranged on the inner side of the connecting seat 2, an extrusion block 10 is movably arranged on the inner side of the installation clamping groove 9, one end of the extrusion block 10 protrudes out of the installation clamping groove 9 to be contacted with the outer walls of the clamping jaws 3, four symmetrically distributed assembly inserting holes 4 are arranged on the outer wall of the connecting seat 2, two adjusting knobs 6 are arranged on two sides of the upper end of the rotary table 7, one end of the adjusting knob 6 extends through the part base 1 and the connecting seat 2 to the inside of the mounting clamping groove 9 to be contacted with the extruding block 10.

Furthermore, the surface of the connecting seat 2 is provided with a positioning clamping groove 14, the positioning clamping groove 14 is communicated with the assembling insertion hole 4, the bottom surface of the part base 1 is provided with an assembling insertion block 13, and the assembling insertion block 13 is inserted into the inner side of the positioning clamping groove 14.

Through adopting above-mentioned technical scheme, can peg graft at 14 inboard quick completion equipments to part base 1 and connecting seat 2 of positioning channel through equipment grafting piece 13, make things convenient for anchor clamps to install or dismantle the change part.

Furthermore, the bottom end of the assembly plug block 13 is provided with a through plug hole, the inner side of the assembly plug hole 4 is provided with a screw, and the threaded end of the screw penetrates through the plug hole and is screwed into the inner wall of the connecting seat 2.

Through adopting above-mentioned technical scheme, can carry out the position reinforcement to the equipment pegging graft piece 13 installation back through the screw that is located equipment spliced eye 4 inboard, avoid equipment pegging graft piece 13 to separate from positioning channel groove 14.

Further, the inner sides of the two ends of the return spring 5 are provided with positioning columns 11, and one end of each positioning column 11 is in contact with and fixed to the clamping jaw 3 attached to the end portion of the return spring 5.

By adopting the technical scheme, the positioning column 11 positioned on the inner side of the end part of the positioning column 11 supports the return spring 5, and the return spring 5 is prevented from falling off in the using process.

Furthermore, an elastic anti-falling rod 12 is arranged between the two positioning columns 11, and two ends of the elastic anti-falling rod 12 are inserted into the end portions of the positioning columns 11.

Through adopting above-mentioned technical scheme, be located the elasticity anticreep pole 12 in the middle of two reference columns 11 when two jack catchs 3 compress reset spring 5, can guarantee that reset spring 5 can not pop out from the centre of two jack catchs 3.

Further, the depth of the inner side of the mounting clamping groove 9 is larger than the moving distance of the clamping jaw 3 when clamping a workpiece.

Through adopting above-mentioned technical scheme, guarantee that extrusion piece 10 when being promoted by adjust knob 6 and extrudeing jaw 3, extrusion piece 10 can not drop from installation draw-in groove 9 inboardly.

Further, one side of the connecting piece 15 is completely attached to the inner side of the bottom end of the clamping jaw 3, and the connecting piece 15 and the clamping jaw 3 are integrally cast and molded.

By adopting the technical scheme, the integral connection of the parts after the integral casting molding is stable, the mechanical strength is high, and the parts cannot be easily damaged or broken.

The working principle is as follows: when the clamping device is used, a workpiece to be machined is placed on the surface of a part base 1, the workpiece is located between the end portions, protruding out of the surface of the part base 1, of the two clamping jaws 3, then the worker rotates the two adjusting knobs 6 located on the two sides of the upper end of the rotary table 7 at the same time, at the moment, the adjusting knobs 6 extend towards the inner side of the installation clamping groove 9, the adjusting knobs 6 push the extrusion blocks 10 located in the installation clamping groove 9 towards the outer side of the installation clamping groove 9, the pushed extrusion blocks 10 can extrude the clamping jaws 3, the clamping jaws 3 rotate towards the middle of the rotary table 7 around the axis of the hinge pin 8, the two clamping jaws 3 compress the return spring 5 until the two clamping jaws 3 rotate and quickly clamp the workpiece, the workpiece is conveniently clamped, the working efficiency is effectively improved, and the installation is convenient, and the clamping mechanism of the clamp is composed of the two clamping jaws 3 and two connecting pieces 15 of the return spring 5, The hinge pin 8, the two adjusting knobs 6 and the two extrusion blocks 10 are formed, so that the structure of the clamping mechanism is simplified, the processing time and raw materials are saved, the assembly is convenient, the disassembly is convenient when the clamping mechanism is damaged, and the maintenance, the overhaul or the part replacement of the clamp are facilitated.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rotary hook clamp mechanism, includes carousel (7), its characterized in that: a part base (1) is arranged above the rotary table (7), a connecting seat (2) is arranged between the part base (1) and the rotary table (7), the bottom end of the connecting seat (2) is clamped on the inner side of the upper end of the part base (1), a hinge pin (8) is arranged in the middle of the rotary table (7), two connecting pieces (15) are arranged on the outer sides of the hinge pin (8), clamping jaws (3) are arranged on the outer sides of the connecting pieces (15), a return spring (5) is arranged in the middle of the two clamping jaws (3), the top ends of the clamping jaws (3) penetrate through the connecting seat (2) and the part base (1) and are higher than the surface of the part base (1), two symmetrical installation clamping grooves (9) are arranged on the inner side of the connecting seat (2), an extrusion block (10) is movably arranged on the inner side of the installation clamping grooves (9), one end of the extrusion block (10) protrudes out of the installation clamping grooves (9) and is contacted with the outer walls of the clamping jaws (3), the outer wall of the connecting seat (2) is provided with four symmetrically distributed assembling insertion holes (4), two adjusting knobs (6) are arranged on two sides of the upper end of the rotary table (7), and one ends of the adjusting knobs (6) penetrate through the part base (1) and the connecting seat (2) and extend to the inside of the mounting clamping grooves (9) to be in contact with the extrusion blocks (10).

2. A rotary hook clamp mechanism according to claim 1, wherein: the surface of the connecting seat (2) is provided with a positioning clamping groove (14), the positioning clamping groove (14) is communicated with the assembling insertion hole (4), the bottom surface of the part base (1) is provided with an assembling insertion block (13), and the assembling insertion block (13) is inserted into the inner side of the positioning clamping groove (14).

3. A rotary hook clamp mechanism according to claim 2, wherein: the bottom end of the assembly plug block (13) is provided with a through plug hole, the inner side of the assembly plug hole (4) is provided with a screw, and the threaded end of the screw penetrates through the plug hole and is screwed into the inner wall of the connecting seat (2).

4. A rotary hook clamp mechanism according to claim 1, wherein: the inner sides of the two ends of the reset spring (5) are provided with positioning columns (11), and one ends of the positioning columns (11) are in contact with and fixed to the clamping jaws (3) attached to the end portions of the reset spring (5).

5. A rotary hook clamp mechanism according to claim 4, wherein: an elastic anti-falling rod (12) is arranged between the two positioning columns (11), and two ends of the elastic anti-falling rod (12) are inserted into the end parts of the positioning columns (11).

6. A rotary hook clamp mechanism according to claim 1, wherein: the depth of the inner side of the mounting clamping groove (9) is larger than the moving distance of the clamping jaw (3) when clamping a workpiece.

7. A rotary hook clamp mechanism according to claim 1, wherein: one side of the connecting piece (15) is completely attached to the inner side of the bottom end of the clamping jaw (3), and the connecting piece (15) and the clamping jaw (3) are integrally cast and molded.