CN217344527U

CN217344527U - Multi-station clamp for machining externally locked countersunk head bolt

Info

Publication number: CN217344527U
Application number: CN202220403083.9U
Authority: CN
Inventors: 林晋攀; 白彩凤
Original assignee: Kunshan Telijia Mechanical And Electrical Equipment Co ltd
Current assignee: Kunshan Telijia Mechanical And Electrical Equipment Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-09-02
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses an externally locked multi-station clamp for processing countersunk head bolts, which comprises a base, a knob, a working frame, a filter screen and a connecting column; wherein, the top of the base is provided with a working frame, and the left side and the right side of the working frame are provided with knobs; further comprising: and a worm is fixed at one end of the knob extending into the working frame, worm teeth are arranged above the worm, the other end of the worm teeth is fixed with the bottom end of the clamping block at the outer side, and the other end of the rack is fixed at one end of the clamping block at the inner side. This multistation anchor clamps are used in countersunk head bolt processing of outside locking is provided with the snail tooth, and through the in-process of rotating the knob, the knob will drive the worm and rotate at the inner wall of work rest, because the top meshing of knob is connected with the snail tooth to make things convenient for the rack to drive inboard grip block and remove, thereby make things convenient for two sets of grip blocks to carry out relative movement, so conveniently carry out the centre gripping steadily to the article.

Description

Multi-station clamp for machining externally locked countersunk head bolt

Technical Field

The utility model relates to a countersunk head bolt processing technology field specifically is a multistation anchor clamps is used in countersunk head bolt processing of outside locking.

Background

Countersunk bolt is a more common standard component, but need use different countersunk bolt in different occasions, consequently need process countersunk bolt, consequently need use anchor clamps, and current anchor clamps kind has a lot, nevertheless, still has certain weak point:

publication No. CN202462020U discloses a jig for processing countersunk head bolts or screws, the device compresses the countersunk head bolt or the screw tightly in the pressure cap through the pressure cap and the pressure handle, changes the direct clamping by the three-jaw chuck into the pressing clamping, the clamping part of the pressing handle is clamped by the chuck of the machine tool, the countersunk head bolt or the screw is clamped on the machine tool, the problem that the countersunk head bolt or the screw in the prior art cannot be clamped on the machine tool is solved, furthermore, the workpiece can be more firmly pressed by utilizing the rotation of the machine tool through the detachable assembly of the screw thread, the device has certain disadvantages in the using process, and the device is inconvenient to stably clamp and limit the countersunk head bolt in the using process, so that the countersunk head bolt can fall off in the processing process, and in the use process, the device is inconvenient for collecting and treating the countersunk head bolt scraps generated in the machining process.

Therefore, the multi-station clamp for machining the externally locked countersunk head bolt can well solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistation anchor clamps are used in countersunk head bolt processing of outside locking to solve the in-process that anchor clamps on the existing market that above-mentioned background art provided are using, it is inconvenient carry out stable centre gripping spacing to countersunk head bolt, so probably cause its countersunk head bolt to take place to drop at the in-process of processing, and at the in-process that uses, the device is inconvenient to the problem of collecting the processing to the countersunk head bolt sweeps that processing produced.

In order to achieve the above purpose, the utility model provides a following technical scheme: an externally locked multi-station clamp for processing a countersunk head bolt comprises a base, a knob, a working frame, a filter screen and a connecting column;

wherein, the top of the base is provided with a working frame, and the left side and the right side of the working frame are provided with knobs;

the middle position of the bottom end of the base is connected with the center position of the bottom end of the working frame through a connecting column, and the middle position of the filter screen penetrates through the middle position of the connecting column;

further comprising:

the rotary knob is fixed with a worm at one end extending into the working frame, worm teeth are arranged above the worm, the other end of the worm teeth is fixed with the bottom end of a clamping block at the outer side, the clamping block is arranged in the moving groove, the upper end and the lower end of the clamping block at the outer side are both connected with first pull ropes, the other end of each first pull rope is connected with the shaft end of an elastic gear through a fixed pulley, the outer side of the elastic gear is meshed with a rack, and the other end of the rack is fixed at one end of the clamping block at the inner side.

Preferably, the shaft end bearing of the elastic gear is connected inside the moving groove, and the elastic gear forms an elastic rotating structure with the moving groove through the first rope, so that the elastic gear can conveniently and stably rotate inside the moving groove.

Preferably, the outer side of the worm gear is in meshed connection with the worm, and the worm gear and the clamping block on the outer side are integrally arranged, so that the worm gear can conveniently drive the clamping block to stably move.

Preferably, the knob sets up the one end winding in the workstation outside has the second stay cord, just the other end of second stay cord passes through the fixed pulley winding in the outside of carousel, the top edge of carousel is fixed with spacing ball, the laminating of spacing ball top is in the inclined plane bottom of filter screen, both ends all set up the inner wall at both ends about the base through the elastic guide pole about the filter screen, so make things convenient for impurity on the filter screen to shake.

Preferably, the filter screen sets up under the work frame, just the filter screen passes through to constitute elasticity elevation structure between the inner wall of elasticity guide bar and base to make things convenient for the filter screen to remove in the outside of elasticity guide bar.

Preferably, the bottom of carousel is connected with the bottom of base through torsion spring, the carousel passes through to constitute elastic rotating structure between the inner wall of torsion spring and base to make things convenient for the carousel to rotate at the top of base.

Compared with the prior art, the beneficial effects of the utility model set up the structure as follows:

(1) this multistation anchor clamps are used in countersunk head bolt processing of outside locking, be provided with the worm, in-process through rotating the knob, the knob will drive the worm and rotate at the inner wall of work frame, because the top meshing of knob is connected with the worm, and the worm will drive the grip block in the outside and remove, simultaneously carry out certain in-process when left grip block, the grip block will drive first stay cord and drive the elastic gear through the fixed pulley and rotate at the inner wall of shifting chute, so make things convenient for the elastic gear to drive the rack and rotate, thereby make things convenient for the rack to drive inboard grip block and remove, thereby make things convenient for two sets of grip blocks to carry out relative movement, so conveniently carry out the centre gripping steadily to the article.

(2) This multistation anchor clamps are used in countersunk head bolt processing of outside locking, be provided with the knob, carry out the in-process of rotation through the knob, so make first stay cord will drive the carousel and rotate in the bottom below of filter screen, and the carousel drives spacing ball and carries out the in-process of rotation, make spacing ball will carry out certain spacing extrusion to the filter screen, so make things convenient for the filter screen will carry out certain elasticity through the elasticity guide bar in the outside of spliced pole and reciprocate, so the convenient top sweeps to the filter screen is collected.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional top view of the working frame of the present invention;

FIG. 3 is an enlarged schematic view of a portion of FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at b according to the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the turntable in plan view.

In the figure: 1. a base; 2. a knob; 3. a worm; 4. a working frame; 5. a worm gear; 6. a clamping block; 7. a moving groove; 8. a first pull cord; 9. an elastic gear; 10. a rack; 11. a second draw cord; 12. a turntable; 1201. a torsion spring; 13. a limiting ball; 14. a filter screen; 15. an elastic guide bar; 16. connecting columns.

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 fig. 1-5, the present invention provides a technical solution: an externally locked multi-station clamp for processing a countersunk head bolt comprises a base 1, a knob 2, a working frame 4, a filter screen 14 and a connecting column 16; wherein, the top of the base 1 is provided with a working frame 4, and the left side and the right side of the working frame 4 are provided with knobs 2; wherein, the middle position of the bottom end of the base 1 is connected with the center position of the bottom end of the working frame 4 through a connecting column 16, and the middle position of the filter screen 14 penetrates through the middle position of the connecting column 16; further comprising: a worm 3 is fixed at one end of the knob 2 extending into the working frame 4, and worm teeth 5 are arranged above the worm 3; the outer side of the worm gear 5 is meshed with the worm 3, and the worm gear 5 and the clamping block 6 on the outer side are integrally arranged; the other end of the worm gear 5 is fixed with the bottom end of the clamping block 6 on the outer side, the clamping block 6 is arranged in the moving groove 7, the upper end and the lower end of the clamping block 6 on the outer side are both connected with first pull ropes 8, the other end of each first pull rope 8 is connected with the shaft end of an elastic gear 9 through a fixed pulley, the outer side of the elastic gear 9 is connected with a rack 10 in a meshing manner, and the other end of the rack 10 is fixed at one end of the clamping block 6 on the inner side; the shaft end bearing of the elastic gear 9 is connected inside the moving groove 7, and the elastic gear 9 forms an elastic rotating structure with the moving groove 7 through the first rope 8. With reference to fig. 1-3, during the process of turning the knob 2, the knob 2 will drive the worm 3 to stably rotate inside the working frame 4, since the top of the worm 3 is engaged with the worm teeth 5, the worm teeth 5 will drive the outer clamping block 6 to slide on the top of the working frame 4, since the first pulling rope 8 connected to the upper and lower ends of the left clamping block 6 will contract by the elastic force of the elastic gear 9, the elastic gear 9 will rotate stably in the moving slot 7, so that the elastic gear 9 will drive the rack 10 to move, the other end of rack 10 so the one end of the grip block 6 in the inboard simultaneously, so make two sets of grip blocks 6 will carry out stable relative movement in the inside of shifting chute 7, through above setting so conveniently carry out stable spacing centre gripping through grip block 6 to the article.

A second pull rope 11 is wound at one end of the knob 2, which is arranged on the outer side of the working frame 4, the other end of the second pull rope 11 is wound on the outer side of the rotary table 12 through a fixed pulley, the bottom end of the rotary table 12 is connected with the bottom end of the base 1 through a torsion spring 1201, and the rotary table 12 and the inner wall of the base 1 form an elastic rotating structure through the torsion spring 1201; a limiting ball 13 is fixed at the top edge of the rotary table 12, the top end of the limiting ball 13 is attached to the bottom of the inclined plane of the filter screen 14, and the left end and the right end of the filter screen 14 are arranged on the inner walls of the left end and the right end of the base 1 through elastic guide rods 15; the filter screen 14 is arranged right below the working frame 4, and the filter screen 14 forms an elastic lifting structure with the inner wall of the base 1 through an elastic guide rod 15. Combine figure 1, figure 4 and figure 5, carry out the in-process of rotation when knob 2, knob 2 will drive second stay cord 11 and carry out the rolling, the other end through second stay cord 11 passes through the fixed pulley winding in the outside of carousel 12, make carousel 12 will rotate, and carousel 12 will drive torque spring 1201 and hold power, so carousel 12 will drive spacing ball 13 and rotate, thereby make the top of spacing ball 13 will extrude the bottom on filter screen 14 inclined plane, so make the both ends of filter screen 14 will slide in the outside of spliced pole 16 through elasticity guide bar 15, through the above setting, so the impurity to filter screen 14 top conveniently shakes the collection.

The working principle is as follows: firstly, in the process of rotating the knob 2, the knob 2 can drive the worm 3 to stably rotate in the working frame 4, and the top of the worm 3 is meshed with the worm gear 5, so that the worm gear 5 can drive the clamping block 6 on the outer side to slide at the top of the working frame 4, and the elastic gear 9 can drive the rack 10 to move, and meanwhile, the other end of the rack 10 is one end of the clamping block 6 on the inner side, so that two groups of clamping blocks 6 can stably and relatively move in the moving groove 7, and stable limiting clamping of objects can be conveniently performed through the clamping blocks 6 by the above arrangement; when knob 2 carries out the in-process of rotation, knob 2 will drive second stay cord 11 and carry out the rolling, and the other end through second stay cord 11 passes through the fixed pulley winding in the outside of carousel 12 for carousel 12 will rotate, thereby makes the top of spacing ball 13 will extrude the bottom on filter screen 14 inclined plane, so conveniently shakes the collection to the impurity at filter screen 14 top.

Those not described in detail in this specification are within the skill of the art.

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

1. An externally locked multi-station clamp for machining countersunk bolts comprises a base (1), a knob (2), a working frame (4), a filter screen (14) and a connecting column (16);

wherein the top of the base (1) is provided with a working frame (4), and the left side and the right side of the working frame (4) are provided with knobs (2);

the middle position of the bottom end of the base (1) is connected with the center position of the bottom end of the working frame (4) through a connecting column (16), and the middle position of the filter screen (14) penetrates through the middle position of the connecting column (16);

it is characterized by also comprising:

the knob (2) stretches into the inside one end of the working frame (4) and is fixed with the worm (3), the top of the worm (3) is provided with the worm teeth (5), the other end of the worm teeth (5) is fixed with the bottom end of the clamping block (6) on the outer side, the clamping block (6) is arranged inside the moving groove (7), the outer side is formed in the way that the upper end and the lower end of the clamping block (6) are both connected with the first pull rope (8), the other end of the first pull rope (8) is connected with the shaft end of the elastic gear (9) through the fixed pulley, the outer side of the elastic gear (9) is meshed with the rack (10), and the other end of the rack (10) is fixed at one end of the clamping block (6) on the inner side.

2. The multi-station clamp for machining the externally-locked countersunk head bolt as claimed in claim 1, wherein: the shaft end bearing of the elastic gear (9) is connected to the inside of the moving groove (7), and the elastic gear (9) forms an elastic rotating structure with the moving groove (7) through the first pull rope (8).

3. The multi-station clamp for machining the externally-locked countersunk head bolt as claimed in claim 1, wherein: the outer side of the worm gear (5) is meshed with the worm (3), and the worm gear (5) and the clamping block (6) on the outer side are integrally arranged.

4. The multi-station clamp for machining the externally-locked countersunk head bolt as claimed in claim 1, wherein: knob (2) set up the one end in the workstation (4) outside and twine there is second stay cord (11), just the other end of second stay cord (11) passes through the fixed pulley winding in the outside of carousel (12), the top edge of carousel (12) is fixed with spacing ball (13), the laminating of spacing ball (13) top is in the inclined plane bottom of filter screen (14), both ends all set up the inner wall at both ends about base (1) through elastic guide pole (15) about filter screen (14).

5. The externally-locked multi-station clamp for machining the countersunk head bolt as claimed in claim 4, characterized in that: the filter screen (14) is arranged under the working frame (4), and the filter screen (14) forms an elastic lifting structure with the inner wall of the base (1) through the elastic guide rod (15).

6. The multi-station clamp for machining the externally-locked countersunk head bolt as claimed in claim 4, wherein: the bottom end of the rotary table (12) is connected with the bottom end of the base (1) through the torsion spring (1201), and the rotary table (12) and the inner wall of the base (1) form an elastic rotating structure through the torsion spring (1201).