CN221390696U - Frock clamp is used in lead screw processing - Google Patents

Abstract

The utility model discloses a fixture clamp for machining a screw rod, which comprises a fixture platform body, wherein a support is arranged at the bottom of the fixture platform body, two bi-directional moving mechanisms are arranged at the top of the fixture platform body, two fixture platforms are symmetrically arranged on the bi-directional moving mechanisms, a first fixture is arranged at one end above the fixture platform body through the fixture platform on the bi-directional moving mechanism, a second fixture is arranged at the other end above the fixture platform body through the fixture platform on the bi-directional moving mechanism, fixture clamping grooves are formed in the sides, close to the first fixture and the second fixture, of the first fixture, and workpieces are clamped on the first fixture and the second fixture. The double-station clamping device is provided with a series of structures, double-station clamping of screw rod workpiece processing is realized, clamping is firm, double-station clamping space is adjustable, double-station transverse clamping of workpieces of different types is met, the workpiece is longitudinally clamped by the fixture clamping grooves on the first clamp and the second clamp, and the fixture clamping device has the functions of transverse and longitudinal clamping and is higher in functionality.

Description

Frock clamp is used in lead screw processing

Technical Field

The utility model relates to the technical field of screw rod clamps, in particular to a tool clamp for screw rod machining.

Background

The screw rod is a transmission element most commonly used on tool machines and precision machines, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and simultaneously has the characteristics of high precision, reversibility and high efficiency. Ball screws are widely used in various industrial equipment and precision instruments due to their small frictional resistance. The screw rod is clamped and fixed by a clamp in the machining process, the clamp is used for fixing a machining object in the machining process to enable the machining object to occupy a correct position so as to receive construction or detection, and in a broad sense, the device used for rapidly, conveniently and safely installing a workpiece in any working procedure in the machining process can be called a clamp.

At present, a clamp for machining a screw rod is fixedly arranged on a machining table through a bolt, and although the clamp is stable and reliable, the clamp with a single station is poor in clamping balance of a long screw rod, and the clamping station is inconvenient to adjust in position, so that the clamp clamps a workpiece in a single direction.

Disclosure of utility model

The utility model aims to provide a tooling fixture for machining a screw rod, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a frock clamp is used in lead screw processing, includes the frock stage body, the bottom of frock stage body is equipped with the support, the top of frock stage body is equipped with two-way shifter, the symmetry is equipped with the anchor clamps platform on the two-way shifter, the anchor clamps platform that the anchor clamps platform was equipped with No. one through the anchor clamps platform on the two-way shifter in the one end of frock stage body top, the other end of frock stage body top is equipped with No. two anchor clamps through the anchor clamps platform on the two-way shifter, one side that No. one anchor clamps and No. two anchor clamps are close to mutually all is equipped with the frock clamping groove, clamping is equipped with the work piece on No. one anchor clamps and the No. two anchor clamps.

Preferably, the first clamp and the second clamp comprise clamp bases, side plates, hydraulic cylinders and clamp plates, the clamp bases are arranged at the tops of the clamp platforms, the side plates are arranged on two opposite sides of the top of each clamp base, two U-shaped groove structures are arranged between the two side plates and the clamp bases, the hydraulic cylinders are arranged on the two side plates, the output ends of the hydraulic cylinders are connected with the clamp plates through the hydraulic rods, and the first clamp and the second clamp the workpiece through the two clamp plates.

Preferably, the bidirectional moving mechanism comprises a guide rail groove, a bidirectional screw rod, thread blocks and a servo motor, the guide rail groove is formed in the top of the tool table body, the bidirectional screw rod is arranged in the guide rail groove, the thread blocks are arranged at the bottoms of the two clamp tables, the thread blocks are arranged two, the thread blocks are symmetrically arranged on the bidirectional screw rod, and one end of the bidirectional screw rod is connected with the output end of the servo motor on the tool table body through a coupler.

Preferably, the two clamp plates on the first clamp and the second clamp are arranged in a circular arc groove structure on the side close to each other.

Preferably, the clamp seat and the side plate are integrally formed, and the bottoms of the clamp tables on two opposite sides of the guide rail groove are in sliding connection with the top of the tool table body.

Preferably, the fixture clamping groove is formed in two side plates, close to one side of the first fixture and the second fixture, of the fixture clamping groove, the fixture clamping groove is in an arc-shaped groove structure, and the clamping center of the fixture clamping groove and the clamping center of the fixture plate are arranged at the same height.

Preferably, clamping rubber pads are arranged on the outer surfaces of the fixture clamping grooves and the circular arc-shaped groove structures of the fixture plates, and clamping patterns are arranged on the outer surfaces of the clamping rubber pads.

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

This frock clamp is used in lead screw processing, through setting up anchor clamps and No. two anchor clamps in frock stage body top, the pneumatic cylinder on the curb plate of anchor clamps seat top cooperates with the anchor clamps board, realizes the duplex position clamping of lead screw work piece processing, and the clamping is firm, and the two-way screw rod in frock stage body top guide rail groove cooperates with screw thread piece, servo motor, realizes the adjustable function of duplex position anchor clamps interval between anchor clamps and No. two anchor clamps to satisfy the adjustable horizontal clamping of duplex position of different model work pieces.

This frock clamp is used in lead screw processing, through setting up at a anchor clamps, two anchor clamps are close to the frock clamp groove on two curb plates in one side mutually, combine the two-way moving mechanism that sets up on the frock stage body, utilize the frock clamp groove on anchor clamps and No. two anchor clamps, realize the vertical clamping of lead screw work piece on frock clamp, and the clamping rubber pad that sets up on frock clamp groove and the anchor clamps board, increase the protectiveness of clamping, improve the clamping stability.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a fixture seat according to the present utility model;

fig. 3 is a schematic structural view of a side plate in the present utility model.

In the figure: 1. a tool table body; 2. a clamp table; 21. a guide rail groove; 22. a bidirectional screw; 23. a screw block; 24. a servo motor; 3. a first clamp; 4. a second clamp; 5. a clamp seat; 6. a side plate; 7. a hydraulic cylinder; 8. a clamp plate; 9. a workpiece; 10. a groove is formed in the working position; 11. and (5) clamping a rubber pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

As shown in fig. 1 to 3, the tooling fixture for machining the screw rod of the embodiment comprises a tooling table body 1, a support is arranged at the bottom of the tooling table body 1, a bidirectional moving mechanism is arranged at the top of the tooling table body 1, fixture tables 2 are symmetrically arranged on the bidirectional moving mechanism, two fixture tables 2 are arranged at one end above the tooling table body 1, a first fixture 3 is arranged at the other end above the tooling table body 1 through the fixture tables 2 on the bidirectional moving mechanism, a second fixture 4 is arranged at one side, close to the first fixture 3 and the second fixture 4, of the first fixture, a workpiece 9 is arranged on the first fixture 3 and the second fixture 4, double-station clamping of machining of the screw rod workpiece 9 is achieved, clamping is firm, double-station clamping space adjustable functions between the first fixture 3 and the second fixture 4 are achieved, and accordingly double-station transverse clamping of workpieces 9 of different types is met, the first fixture 3 and the second fixture 4 are longitudinally clamped through the first fixture 10, and the first fixture 3 and the second fixture 4 are more powerful in function.

Specifically, the first clamp 3 and the second clamp 4 all comprise a clamp seat 5, side plates 6, a hydraulic cylinder 7 and a clamp plate 8, the clamp seat 5 is arranged at the top of the clamp table 2, the side plates 6 are arranged on two opposite sides of the top of the clamp seat 5, two side plates 6 and the clamp seat 5 are arranged in a U-shaped groove structure, the hydraulic cylinders 7 are arranged on the two side plates 6, the output ends of the hydraulic cylinders 7 are connected with the clamp plate 8 through hydraulic rods, the first clamp 3 and the second clamp 4 clamp a workpiece 9 through the two clamp plates 8, the workpiece 9 is transversely placed in the U-shaped groove structure formed by the side plates 6 and the clamp seat 5 on the first clamp 3 and the second clamp 4, the hydraulic cylinders 7 on the side plates 6 push the clamp plates 8 to move through the hydraulic rods, and double-station clamping of machining on the screw rod workpiece 9 is realized by the first clamp 3 and the second clamp plates 8 on the second clamp 4.

Further, the bidirectional moving mechanism comprises a guide rail groove 21, a bidirectional screw rod 22, thread blocks 23 and a servo motor 24, the guide rail groove 21 is arranged at the top of the tool table body 1, the bidirectional screw rod 22 is arranged in the guide rail groove 21, the thread blocks 23 are arranged at the bottoms of the two clamp tables 2, the thread blocks 23 are two, the thread blocks 23 are symmetrically arranged on the bidirectional screw rod 22, one end of the bidirectional screw rod 22 is connected with the output end of the servo motor 24 on the tool table body 1 through a coupler, the servo motor 24 on the tool table body 1 drives the bidirectional screw rod 22 in the guide rail groove 21 to rotate, and the two thread blocks 23 which are symmetrically arranged on the bidirectional screw rod 22 drive the two clamp tables 2 to move close to or away from each other, so that the space between the first clamp 3 and the second clamp 4 is debugged.

Further, one side that two anchor clamps boards 8 on anchor clamps 3 and No. two anchor clamps 4 are close to mutually is convex recess structure setting, and the anchor clamps board 8 of convex recess is high with the lead screw laminating degree.

Further, the clamp seat 5 and the side plate 6 are integrally formed, the bottoms of the clamp tables 2 on two opposite sides of the guide rail groove 21 are in sliding connection with the top of the tool table body 1, and the clamp tables 2 move stably.

Further, the fixture clamping groove 10 is formed in the two side plates 6, close to one side, of the first fixture 3 and the second fixture 4, the fixture clamping groove 10 is in a circular arc-shaped groove structure, and the clamping center of the fixture clamping groove 10 and the clamping center of the fixture plate 8 are arranged at the same height, so that the screw rod transversely clamped on the fixture and the screw rod longitudinally clamped on the fixture are at the same clamping height, and machining operation is facilitated.

The application method of the embodiment is as follows: according to the screw rod model of batch processing, debugging is carried out to clamp 3 and clamp 4 No. one above the tool table body 1 through two-way moving mechanism, make the clamping station of clamp 3 and clamp 4 No. one on the tool table body 1 correspond with the screw rod work piece 9 adaptation of waiting to produce processing, the servo motor 24 on the tool table body 1 drives the two-way screw rod 22 in the guide rail groove 21 to rotate, two screw thread pieces 23 that the screw thread symmetry set up on the two-way screw rod 22 drive two clamp tables 2 and move mutually near or mutually far away, thereby debug the interval between clamp 3 No. one and clamp 4, work piece 9 transversely places in the U type groove structure of clamp 3 No. two on clamp 4 by curb plate 6 and clamp seat 5, the pneumatic cylinder 7 on the curb plate 6 promotes clamp plate 8 through the hydraulic rod and removes, utilize clamp 3 No. two clamp plates 8 on clamp 4 to realize the duplex position clamping of processing screw rod work piece 9, duplex clamp interval adjustable function, satisfy the duplex position horizontal clamping of different type work piece 9, when work piece 9 is at first on the tool table body, it is adjacent to clamp 3 No. 2 to clamp 4 through clamp 3 and clamp 4 to have the function of clamp 3 to clamp 4 more than two-way clamp 4 to clamp 4.

Examples

The structure of the work fixture for machining the screw rod of the embodiment is basically the same as that of the work fixture for machining the screw rod of embodiment 1, and the difference is that: the outer surfaces of the circular arc-shaped groove structures of the working clamping groove 10 and the clamp plate 8 are respectively provided with a clamping rubber pad 11 (see fig. 1-3). The outer surface of clamping rubber pad 11 is equipped with the clamping decorative pattern, and clamping rubber pad 11 can play the cushioning effect between work piece 9 and anchor clamps, prevents work piece deformation and damage, increases the protectiveness of clamping, improves the clamping stability to guarantee processingquality.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a frock clamp is used in lead screw processing, includes frock stage body (1), its characterized in that: the bottom of frock stage body (1) is equipped with the support, the top of frock stage body (1) is equipped with two-way moving mechanism, the symmetry is equipped with anchor clamps platform (2) on the two-way moving mechanism, anchor clamps platform (2) are equipped with anchor clamps (3) through anchor clamps platform (2) on the two-way moving mechanism in the one end of frock stage body (1) top, the other end of frock stage body (1) top is equipped with anchor clamps (4) No. two through anchor clamps platform (2) on the two-way moving mechanism, one side that anchor clamps (3) and No. two anchor clamps (4) are close to mutually all is equipped with frock clamping groove (10), clamping is equipped with work piece (9) on anchor clamps (3) and No. two anchor clamps (4).

2. The tooling fixture for machining a screw as claimed in claim 1, wherein: the utility model discloses a clamp (3) and No. two anchor clamps (4) all include anchor clamps seat (5), curb plate (6), pneumatic cylinder (7) and anchor clamps board (8), the top of anchor clamps platform (2) is equipped with anchor clamps seat (5), the both sides that anchor clamps seat (5) top is relative all are equipped with curb plate (6), curb plate (6) are equipped with two, be U type groove structure setting between two curb plates (6) and anchor clamps seat (5), all be equipped with pneumatic cylinder (7) on two curb plates (6), the output of pneumatic cylinder (7) is connected with anchor clamps board (8) through the hydraulic stem, no. 3) and No. two anchor clamps (4) all are through two anchor clamps board (8) to work piece (9) clamping.

3. The tooling fixture for machining a screw as claimed in claim 2, wherein: the bidirectional moving mechanism comprises a guide rail groove (21), bidirectional screw rods (22), thread blocks (23) and a servo motor (24), wherein the guide rail groove (21) is formed in the top of the tool table body (1), the bidirectional screw rods (22) are arranged in the guide rail groove (21), the thread blocks (23) are arranged at the bottoms of the two clamp tables (2), the thread blocks (23) are arranged in two, the thread blocks (23) are symmetrically arranged on the bidirectional screw rods (22), and one end of each bidirectional screw rod (22) is connected with the output end of the servo motor (24) on the tool table body (1) through a coupler.

4. The tooling fixture for machining a screw as claimed in claim 2, wherein: one side of the first clamp (3) and one side of the second clamp (4), which are close to the two clamp plates (8), are arranged in a circular arc-shaped groove structure.

5. A tooling fixture for machining a screw as claimed in claim 3, wherein: the fixture seat (5) and the side plate (6) are integrally formed, and the bottoms of the fixture tables (2) on two opposite sides of the guide rail groove (21) are in sliding connection with the top of the fixture table body (1).

6. The tooling fixture for machining a screw as claimed in claim 4, wherein: the fixture clamping groove (10) is formed in two side plates (6) on the side, close to one side, of the first fixture (3) and the second fixture (4), the fixture clamping groove (10) is in a circular arc-shaped groove structure, and the clamping center of the fixture clamping groove (10) and the clamping center of the fixture plate (8) are arranged at the same height.

7. The tooling fixture for machining a screw as claimed in claim 6, wherein: the outer surfaces of the circular arc-shaped groove structures of the fixture clamping groove (10) and the fixture plate (8) are respectively provided with a clamping rubber pad (11), and the outer surfaces of the clamping rubber pads (11) are provided with clamping patterns.