CN217890684U - Five bench vice extension hard claws - Google Patents

Abstract

The utility model discloses a five bench vice extension hard claws, including the hard claw main part, the hard claw main part including the fixed block, the fixed block includes grip block and long frame, border position department runs through about the one end of fixed block is close to and has seted up the mounting hole, the one end of fixed block and the top that is located the mounting hole run through and have seted up the square hole, border position department is provided with the wedge angle about the fixed block. The utility model discloses, through designing an extension hard claw, can press from both sides tight work piece more firmly, and add man-hour to the part, can provide longer centre gripping scope, can make its clamp to the work piece press from both sides tightly more stable firm, and the processing parameter has also obtained the improvement, processing time can save 2 hours before comparing, the process time has been shortened greatly, and simultaneously, the work piece surface that prevents to process out does not have the shake sword line, make work piece surface quality obviously promote, secondly, can make extension hard claw more stable, further prevent the vibrations that appear in the course of working.

Description

Five bench vice extension hard claws

Technical Field

The utility model relates to the technical field of machining, specifically be a five bench vice extension hard claws.

Background

Bench vice, also known as vice, bench vice is the centre gripping, a kind of instrument of fixed work piece so that process, uses very extensively, and its variety is also more, and bench vice is the indispensable instrument of pincers worker, also is the name source reason of pincers worker, because the major part work of pincers worker is accomplished on bench vice, for example saw, file, chisel to and the assembly and the dismantlement of part, bench vice installs on the bench vice, uses the width of keeping silent as the demarcation specification, and common specification is from 75mm to 300mm.

In the prior art, for example, the Chinese patent numbers are: CN 205218100U's "locking hard claw", includes screw, reference column, pedestal and claw arm, screw and reference column threaded connection, and the reference column includes connecting portion and application of force portion, and connecting portion and claw arm joint, application of force portion set up in the inside cavity of pedestal, be provided with the hard claw on the claw arm, the application of force portion of reference column sets up for the pedestal slope, and when claw arm centre gripping work piece, application of force portion applys pressure to the claw arm and makes the hard claw top tight work piece of claw arm, and is provided with six bumps and hard claw and claw arm coupling on the claw head of grabbing firmly, is provided with the longitudinal rotation gap between hard claw and the claw arm, is provided with the horizontal rotation gap between claw arm and the pedestal for when pressing from both sides tight work piece, the hard claw can transfer the direction, makes hard claw and work piece can laminate better, does benefit to the processing of work piece.

The conventional universal five-axis vice hard claw has the advantages that when a longer workpiece is machined, the workpiece exceeds a jaw, the part exceeding the jaw has insufficient clamping force, and then a cutter shakes to cause poor quality of cutter lines on the surface of the workpiece, so that the machining efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a five-axis bench vice extension hard claw to solve the current general five-axis bench vice hard claw that the above-mentioned background art provided, when processing longer work piece, can appear the work piece and surpass the phenomenon of keeping silent, and surpass the part of keeping silent and can appear the condition that the clamp force is not enough, and then can lead to appearing shaking the sword, cause the work surface to have the quality of sword line bad, and make the problem that machining efficiency is low. According to the invention, the lengthened hard claw is designed, so that the workpiece can be clamped more firmly, a longer clamping range can be provided when the workpiece is machined, the workpiece can be clamped more stably and firmly, the machining parameters are improved, the machining time can be saved by 2 hours compared with the prior machining time, the machining time is greatly shortened, and meanwhile, the machined workpiece surface is prevented from having no vibration knife lines, so that the surface quality of the workpiece is obviously improved.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a five bench vice extension hard claws, includes the hard claw main part, the hard claw main part including the fixed block, the fixed block includes grip block and rectangular frame, the one end of fixed block is close to about marginal position department run through and has seted up the mounting hole, the one end of fixed block and the top that is located the mounting hole run through and have seted up the square hole, marginal position department is provided with the wedge angle about the fixed block.

Preferably, the inside lateral wall of long frame is provided with supporting spring, supporting spring's one end is provided with the push pedal, the one end of push pedal is provided with the oblique push rod, the one end of oblique push rod is provided with centre gripping semicircle piece, and is two sets of long frame symmetry is installed in the inside of fixed block.

Preferably, the length of the clamping plate is 250mm, and the radian of the wedge angle is 1 °.

Preferably, one end of the inclined push rod penetrates through the fixing block to the inside of the mounting hole, and the clamping semicircular block is arranged inside the mounting hole.

Preferably, the inside bottom and the top of long frame all are provided with the slip groove piece, the upper and lower extreme of push pedal all is provided with oval slider.

Preferably, the welding of the one end of fixed block has trapezoidal piece, the one end of fixed block just is located one side of square hole and runs through and has seted up the round hole.

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

1. the utility model discloses in, through designing a section extension hard claw, can press from both sides tight work piece more firmly to add man-hour to the part, can provide longer centre gripping scope, can make its clamp to the work piece press from both sides tightly more stable firm, processing parameter has also obtained the improvement moreover, and processing time can save 2 hours before comparing, has shortened process time greatly, simultaneously, prevents that the work surface that processing came out from not having the shake sword line, makes work surface quality obviously promote.

2. The utility model discloses in, through setting up the fixed block, at the cooperation of grip block, supporting spring, push pedal, diagonal push rod and centre gripping semicircle piece, under supporting spring's elasticity, its supporting spring can drive two sets of diagonal push rods through the push pedal and remove, and the diagonal push rod can promote the semicircle piece and remove, and then can fix the mounting of mounting hole inside to can make the more stability of extension collet, further prevent the vibrations that appear in the course of working.

Drawings

FIG. 1 is a bottom view of the five-axis vise lengthened hard jaw of the present invention;

FIG. 2 is a schematic diagram of a half-section structure of a five-axis vise lengthened hard claw of the present invention;

FIG. 3 is an enlarged schematic structural view of A in FIG. 2 of a five-axis vise extension hard jaw of the present invention;

fig. 4 is a perspective view of the five-axis vice lengthened hard claw of the utility model.

In the figure:

1. a hard jaw body; 11. a fixed block; 12. a trapezoidal block; 13. mounting holes; 14. a square hole; 15. a circular hole; 16. a wedge angle; 110. a clamping plate; 111. a long frame; 112. a sliding groove block; 113. a support spring; 114. pushing the plate; 115. an elliptical slider; 116. an inclined push rod; 117. and clamping the semicircular block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to FIGS. 1-4: the five-axis bench clamp lengthened hard claw comprises a hard claw main body 1, wherein the hard claw main body 1 comprises a fixing block 11, and the fixing block 11 comprises a clamping plate 110 and a long frame 111.

The following description includes the specific arrangement and function of the hard claw body 1 and the fixing block 11.

As shown in fig. 1 to 4, a mounting hole 13 is formed in a position, close to the left and right edge positions, of one end of the fixing block 11, a square hole 14 is formed in a position, located above the mounting hole 13, of one end of the fixing block 11, a wedge angle 16 is arranged in a position, located at the left and right edge positions, of the fixing block 11, the length of the clamping plate 110 is 250mm, the radian of the wedge angle 16 is 1 °, a trapezoidal block 12 is welded to one end of the fixing block 11, and a round hole 15 is formed in a position, located at one side of the square hole 14, of one end of the fixing block 11.

The effect that its whole hard claw main part 1 reached does, through designing a section extension hard claw, can clamp the work piece more firmly to when processing parts, can provide longer centre gripping scope, can make its clamp to the work piece more stable firm, processing parameter has also obtained the improvement moreover, can save 2 hours before the process time compares, has shortened process time greatly, simultaneously, the workpiece surface that prevents to process out does not have the shake sword line, makes workpiece surface quality obviously promote.

As shown in fig. 1-4, a support spring 113 is disposed on a side wall of an inside of the long frame 111, a push plate 114 is disposed at one end of the support spring 113, an inclined push rod 116 is disposed at one end of the push plate 114, a clamping semicircular block 117 is disposed at one end of the inclined push rod 116, two groups of long frames 111 are symmetrically mounted inside the fixed block 11, one end of the inclined push rod 116 penetrates through the fixed block 11 to the inside of the mounting hole 13, the clamping semicircular block 117 is disposed inside the mounting hole 13, sliding groove blocks 112 are disposed at a bottom end and a top end of the inside of the long frame 111, and an elliptical slider 115 is disposed at upper and lower ends of the push plate 114.

The effect that its whole fixed block 11 reaches does, through setting up fixed block 11, at grip block 110, supporting spring 113, push pedal 114, the cooperation of push rod 116 and centre gripping semicircle piece 117 to one side, under supporting spring 113's elasticity, its supporting spring 113 can drive two sets of push rod 116 through push pedal 114 and move, push rod 116 can promote the semicircle piece and move, and then can fix the inside mounting of mounting hole 13, thereby can make the stability more of extension hard claw, further prevent the vibrations that appear in the course of working, and push pedal 114 is when removing, can drive the oval slider 115 of lower extreme and slide respectively in the inside of two sets of slip groove pieces 112, and then make push pedal 114 have no resistance in the removal, thereby can make push pedal 114 remove more smoothly in the inside of long frame 111.

The utility model discloses a theory of operation: firstly, when using, adorn extension hard claw 1 on five general vice, realize the best clamping status, promote machining efficiency, finally, after the installation, under supporting spring 113's elasticity, its supporting spring 113 can drive two sets of diagonal push rods 116 through push pedal 114 and move, and diagonal push rods 116 can promote the semicircle piece and move, and then can fix the mounting of mounting hole 13 inside, thereby can make extension hard claw more stable, further prevent the vibrations that appear in the course of working.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a five bench vice extension hard claws, includes hard claw main part (1), its characterized in that: hard claw main part (1) include fixed block (11), fixed block (11) include grip block (110) and rectangular frame (111), the one end of fixed block (11) is close to about border position department and runs through and seted up mounting hole (13), the one end of fixed block (11) and the top that is located mounting hole (13) run through and seted up square hole (14), border position department is provided with wedge angle (16) about fixed block (11).

2. The five-axis vice lengthened hard jaw as claimed in claim 1, characterized in that: the inside lateral wall of rectangular frame (111) is provided with supporting spring (113), the one end of supporting spring (113) is provided with push pedal (114), the one end of push pedal (114) is provided with push rod (116) to one side, the one end of push rod (116) to one side is provided with centre gripping semicircle piece (117), two sets of rectangular frame (111) symmetry is installed in the inside of fixed block (11).

3. The five-axis vice lengthened hard jaw as claimed in claim 2, characterized in that: one end of the inclined push rod (116) penetrates through the fixing block (11) to the inside of the mounting hole (13).

4. The five-axis vice lengthened hard jaw as claimed in claim 2, characterized in that: the clamping semicircular block (117) is arranged inside the mounting hole (13).

5. The five-axis vice lengthened hard jaw as claimed in claim 4, characterized in that: the bottom end and the top end of the inner part of the long frame (111) are both provided with sliding groove blocks (112).

6. The five-axis vice lengthened hard jaw as claimed in claim 2, characterized in that: the upper end and the lower end of the push plate (114) are both provided with an oval sliding block (115).

7. The five-axis vice lengthened hard jaw as claimed in claim 1, characterized in that: one end welding of fixed block (11) has trapezoidal piece (12), one end of fixed block (11) just is located one side of square hole (14) and runs through and has seted up round hole (15).

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