CN211192943U

CN211192943U - Clamp for machining mechanical parts

Info

Publication number: CN211192943U
Application number: CN201921412847.5U
Authority: CN
Inventors: 梅磊; 钟坚坤; 王森
Original assignee: Hangzhou Forklift Truck Co ltd
Current assignee: Hangzhou Forklift Truck Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-08-07
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses an anchor clamps for machine parts processing, which comprises a bod, the both ends symmetry of organism is equipped with the mount, the left end mount and organism fixed connection, two the mounting hole has been seted up on the mount, the mounting hole rotates through first bearing and is connected with the knife rest, and the one end of knife rest runs through the hole bottom setting that first bearing pressed close to the mounting hole, be provided with the installation cavity in the knife rest, and the symmetry is equipped with two second bearings on the inner wall of installation cavity, still be provided with double-end screw in the installation cavity, and the inner ring setting that the second bearing was run through respectively at double-end screw's both ends, fixed cover is equipped with the worm on double-end screw's the middle lateral wall, it is provided with the through-hole to run through on. The utility model relates to an anchor clamps for machine parts processing can use the hexagonal nut of various models, great saving the time of processing.

Description

Clamp for machining mechanical parts

Technical Field

The utility model relates to a machine parts processing technology field especially relates to an anchor clamps for machine parts processing.

Background

The mechanical parts are also called as mechanical elements which are basic elements forming the machine and are inseparable single parts forming the machine and the machine, in the machining process, a workpiece and an object to be machined are often required to be placed on a machining device, the machining device is provided with a matched clamp for clamping and fixing the object to be clamped, and machining operation is carried out on the object and the workpiece, the existing clamps are generally universal, however, the clamps are not suitable for all mechanical parts, a six-edge nut is indispensable in life, the existing clamps generally use a three-jaw chuck, but the three-jaw chuck only buckles three faces, other faces of the nut can generate large pressure, so that the nut is easy to deform, meanwhile, parts fixed by the three-jaw chuck are limited to one face, and need to be fixed again when other parts are machined, time is very long, and meanwhile, when the clamps meet six-edge nuts of different models, the clamp model needs to be replaced, which is very troublesome.

For this reason, we propose a fixture for machining mechanical parts to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a clamp for machining mechanical parts.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamp for machining mechanical parts comprises a machine body, wherein fixing frames are symmetrically arranged at two ends of the machine body, the fixing frame at the left end is fixedly connected with the machine body, mounting holes are formed in the two fixing frames, the mounting holes are rotatably connected with a tool rest through first bearings, one end of the tool rest penetrates through the first bearings and is arranged close to the hole bottom of the mounting holes, a mounting cavity is formed in the tool rest, two second bearings are symmetrically arranged on the inner wall of the mounting cavity, a double-headed screw is further arranged in the mounting cavity, two ends of the double-headed screw respectively penetrate through inner rings of the second bearings, a worm is fixedly sleeved on the outer side wall in the middle of the double-headed screw, a through hole is formed in the side wall of the tool rest in a penetrating manner, a third bearing is embedded in the through hole, a worm is in the third bearing and is in keyed connection with one end of the worm and meshed with a worm wheel, and the top end of the sleeve is fixedly connected with a pressing cutter, the fixed frame positioned at the left end is provided with a rotation limiting device, and the fixed frame positioned at the right end is connected with the machine body in a sliding manner through a sliding device.

Preferably, the rotation limiting device comprises a vertically arranged nut, a threaded hole matched with the nut is formed in the side wall of the top of the fixing frame, and the threaded hole is communicated with the mounting hole of the tool rest.

Preferably, slider is including setting up the fixed block at the organism right-hand member, and is equipped with the rocker on the lateral wall of fixed block, threaded connection has the threaded rod on the fixed block, is located the left end T type spout has been seted up between mount and the fixed block, and sliding connection has assorted T type slider on the T type spout, is located the right-hand member mount fixed connection is in the upper end of T type slider.

Preferably, the cross section of the outer tube of the sleeve is square, and the inner tube of the sleeve is circular.

Preferably, one end of the worm, which is positioned outside the tool rest, is provided with a knob, and the outer side wall of the knob is provided with strip-shaped anti-slip threads.

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

the utility model discloses a cooperation between parts such as double-end screw, pressing tool, worm is used, when using, rotate the worm, take the double-end screw to rotate by the worm, when the double-end screw rotated, the sleeve pipe stretched out simultaneously or retracted from the both ends of double-end screw, drive the pressing tool and stretch out and draw back, in order to reach the trilateral purpose of cliping the hexagonal nut, carry out same adjustment with the knife rest of right-hand member again, fix the other trilateral of hexagonal nut, after angle of adjustment had passed, screw up the nut, make the nut bottom press on one end of knife rest, restrain its rotation, reprocess;

the utility model discloses a cooperation between parts such as T type spout, T type slider, fixed block is used, at the during operation, rotates the rocker, makes the threaded rod stretch out, promotes the mount left, and one side until pressing close to six arris nuts rotates the worm, adjusts the stationary knife to cliping six arris nuts, processes.

Drawings

Fig. 1 is a schematic structural diagram of a fixture for machining mechanical parts according to the present invention;

fig. 2 is a schematic structural view of a fixing frame portion of a fixture for machining mechanical parts according to the present invention;

fig. 3 is a schematic structural diagram of the inside of a tool rest of a clamp for machining mechanical parts according to the present invention.

In the figure: the device comprises a machine body 1, a 2T-shaped sliding groove, a 3T-shaped sliding block, a 4 fixed block, a 5 threaded rod, a 6 worm, a 7 pressing cutter, a 8 first bearing, a 9 nut, a 10 cutter rest, a 11 mounting hole, a 12 fixed frame, a 13 double-thread screw, a 14 second bearing, a 15 sleeve, a 16 worm wheel and a 17 rocker.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a clamp for machining mechanical parts comprises a machine body 1, wherein two ends of the machine body 1 are symmetrically provided with fixing frames 12, the fixing frame 12 at the left end is fixedly connected with the machine body 1, two fixing frames 12 are provided with mounting holes 11, the mounting holes 11 are rotatably connected with a tool rest 10 through a first bearing 8, one end of the tool rest 10 penetrates through the first bearing 8 and is arranged close to the bottom of the mounting hole 11, a mounting cavity is arranged in the tool rest 10, two second bearings 14 are symmetrically arranged on the inner wall of the mounting cavity, a double-headed screw 13 is further arranged in the mounting cavity, two ends of the double-headed screw 13 respectively penetrate through an inner ring of the second bearing 14, a worm 12 is fixedly sleeved on the middle outer side wall of the double-headed screw 13, a through hole is arranged on the side wall of the tool rest 10 in a penetrating manner, a third bearing is embedded in the through hole, a worm 6 is keyed in the third, one end of a worm 6 positioned outside a tool rest 10 is provided with a knob, the outer side wall of the knob is provided with strip-shaped anti-slip lines, the hand feeling during use is ensured, both ends of a double-thread screw 13 are both provided with a sleeve 15 in a threaded sleeve manner, the cross section of the outer pipe of the sleeve 15 is square, the inner pipe of the sleeve 15 is round, the sleeve can be limited from rotating in an installation cavity, the top end of the sleeve 15 is fixedly connected with a pressing cutter 7, a fixed frame 12 positioned at the left end is provided with a rotation limiting device comprising a vertically arranged nut 9, the top side wall of the fixed frame 11 is provided with a threaded hole matched with the nut 9, the threaded hole is communicated with an installation hole 11 of the tool rest 10, the angle for processing the six-edge nut can be freely adjusted, the fixed frame 11 positioned at the right end is connected with the tool rest 1 in a sliding manner, and be equipped with rocker 17 on the lateral wall of fixed block 4, threaded connection has threaded rod 5 on the fixed block 4, has seted up T type spout 2 between the mount 12 that is located the left end and fixed block 4, and sliding connection has assorted T type slider 3 on T type spout 2, and the mount 12 fixed connection that is located the right-hand member is in the upper end of T type slider 3, can adjust the position of right-hand member knife rest, can adapt to the hexagonal nut of different models better.

The utility model discloses in, during the use, rotate worm 6, take double threaded screw 13 to rotate by worm 6, double threaded screw rotates, the sleeve pipe stretches out or the retraction simultaneously from double threaded screw's both ends, it is flexible to drive pressing tool 7, in order to reach and clip the trilateral purpose of hexagonal nut, rotate rocker 17 again, make threaded rod 5 stretch out, promote mount 12 left, until pressing close to one side of hexagonal nut, rotate worm 6, adjust the pressing tool to clip the hexagonal nut, carry out same adjustment with the knife rest 10 of right-hand member again, fix other trilateral of hexagonal nut, after the angle of adjustment work piece, tighten nut 9, make nut 9 bottom press and serve in knife rest 10, restrict its rotation, process again, shake back rocker 17 reverse after finishing, wait for next use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The fixture for machining mechanical parts comprises a machine body (1) and is characterized in that two ends of the machine body (1) are symmetrically provided with a fixing frame (12), the fixing frame (12) at the left end is fixedly connected with the machine body (1), two mounting holes (11) are formed in the fixing frame (12), the mounting holes (11) are rotatably connected with a tool rest (10) through a first bearing (8), one end of the tool rest (10) penetrates through the first bearing (8) and is arranged close to the hole bottom of the mounting hole (11), a mounting cavity is arranged in the tool rest (10), two second bearings (14) are symmetrically arranged on the inner wall of the mounting cavity, a double-headed screw (13) is further arranged in the mounting cavity, two ends of the double-headed screw (13) respectively penetrate through the inner ring of the second bearing (14), a worm (6) is fixedly sleeved on the middle outer side wall of the double-headed screw (13), run through on the lateral wall of knife rest (10) and be provided with the through-hole, and inlay in the through-hole and be equipped with the third bearing, key connection has worm (6) in the third bearing, and the one end and worm wheel (16) meshing setting of worm (6), the equal thread bush in both ends of double-end screw (13) is equipped with sleeve pipe (15), and the equal fixedly connected with in top of sleeve pipe (15) presses sword (7), is located the left end be equipped with the limit and change the device on mount (12), be located the right-hand member mount (12) are through slider and organism (1) sliding connection.

2. The clamp for machining the mechanical part as claimed in claim 1, wherein the rotation limiting device comprises a nut (9) which is vertically arranged, a threaded hole matched with the nut (9) is formed in the side wall of the top of the fixed frame (12), and the threaded hole is communicated with the mounting hole (11) of the tool rest (10).

3. The clamp for machining the mechanical parts is characterized in that the sliding device comprises a fixed block (4) arranged at the right end of the machine body (1), a rocker (17) is arranged on the outer side wall of the fixed block (4), a threaded rod (5) is connected to the fixed block (4) in a threaded mode, a T-shaped sliding groove (2) is formed between the fixed frame (12) and the fixed block (4) at the left end, a matched T-shaped sliding block (3) is connected to the T-shaped sliding groove (2) in a sliding mode, and the fixed frame (12) at the right end is fixedly connected to the upper end of the T-shaped sliding block (3).

4. The clamp for machining mechanical parts according to claim 1, wherein the cross section of the outer tube of the sleeve (15) is square, and the cross section of the inner tube of the sleeve (15) is circular.

5. The clamp for machining mechanical parts and components as claimed in claim 1, wherein a knob is arranged at one end of the worm (6) outside the tool rest (10), and a strip-shaped anti-skid line is arranged on the outer side wall of the knob.