CN220881377U

CN220881377U - Clamping jig

Info

Publication number: CN220881377U
Application number: CN202322441489.3U
Authority: CN
Inventors: 陈历峰; 王林
Original assignee: Chongqing Hyundai Wia Machinery Co Ltd
Current assignee: Chongqing Hyundai Wia Machinery Co Ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-05-03
Anticipated expiration: 2033-09-08

Abstract

The utility model relates to a clamping jig, which belongs to the technical field of jigs and comprises a bearing bottom plate, wherein the top of the bearing bottom plate is fixedly connected with a longitudinal adjusting frame, the inner wall of the longitudinal adjusting frame is fixedly connected with a first band-type brake stepping motor, the first band-type brake stepping motor is fixedly connected with a unidirectional ball screw, the outer wall of the unidirectional ball screw is in threaded connection with a first screw nut, both sides of the first screw nut are fixedly connected with lifting sliding blocks, the lifting sliding blocks are fixedly connected with a bearing bracket, the bottom of the bearing bracket is fixedly connected with a second band-type brake stepping motor, the top of the second band-type brake stepping motor is fixedly connected with a transverse adjusting frame, the transverse adjusting frame is fixedly connected with a third band-type brake stepping motor, and the third band-type brake stepping motor is fixedly connected with a bidirectional ball screw. The clamping jig not only can stably clamp the workpiece, but also can carry out multi-angle and height adjustment on the clamped workpiece, thereby being convenient for machine tool processing.

Description

Clamping jig

Technical Field

The utility model relates to the technical field of jigs, in particular to a clamping jig.

Background

The clamping jig is a process device for rapidly fastening workpieces during machining of a mechanical machine tool, so that the machine tool, a cutter and the workpieces keep correct relative positions.

Through retrieving, the chinese patent of present publication No. CN215510088U discloses a machine tool clamping tool, can place the board through setting up and place the work piece, can protect the bottom of work piece through setting up first rubber protection pad, prevent that it from receiving the damage, can drive the threaded rod through setting up the mounting bracket and rotate, can drive the screw thread seat and remove on the threaded rod when the threaded rod rotates, can drive the slider and slide in the spout when the screw thread seat removes, can rotate placing the board and the work piece on it through setting up the revolving stage, thereby more convenient processing the work piece, can adjust the position of pneumatic cylinder through setting up the slide rail, can extrude first connecting plate through setting up the pneumatic cylinder, the extrusion of first connecting plate can drive the connecting rod and move down in the fluting, thereby drive splint on the connecting rod and move down simultaneously, carry out fixed centre gripping to the work piece.

The technical scheme has the following defects that when the clamping jig is used, the axial angle of the workpiece can be rotated through the rotary table, the machining position is adjusted, the height and the longitudinal angle are inconvenient to adjust in the actual use process, and the clamping jig is easy to limit when in machining, so that the clamping jig can stably clamp the workpiece and can carry out multi-angle and height adjustment on the clamped workpiece, and the machining of a machine tool is facilitated.

In view of this, the present invention provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of utility model

The utility model provides a clamping jig which solves the problems raised by the background, not only can stably clamp a workpiece, but also can adjust the clamping workpiece at multiple angles and heights, thereby facilitating the machining of a machine tool.

The scheme for solving the technical problems is as follows: the utility model provides a clamping tool, includes the bearing bottom plate, the top fixedly connected with vertical alignment jig of bearing bottom plate, the inner wall fixedly connected with band-type brake step motor of vertical alignment jig, the equal threaded connection of band-type brake step motor No. one has No. two ball screw nuts, the equal fixedly connected with lifting slide in both sides of a ball screw nut, lifting slide fixedly connected with bearing support, the bottom fixedly connected with band-type brake step motor of bearing support, the top fixedly connected with transverse adjustment frame of No. two band-type brake step motor, transverse adjustment frame fixedly connected with band-type brake step motor No. three, no. three band-type brake step motor fixedly connected with two ball screw, the outer wall of two-way ball screw is close to the equal threaded connection in intermediate position both sides No. two ball screw nuts, no. two equal fixedly connected with adjusting slide in both sides of ball screw nut, every side the equal fixedly connected with carriage in top of adjusting slide, one side the carriage swivelling joint has the carriage, the opposite side carriage swivelling joint has the carriage, carriage swivelling joint has the link, no. four band-type brake step motor fixedly connected with lateral adjustment frame, no. four band-type brake step motor and No. three band-type brake step motor pass through the clamping jaw connection.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the inner wall of vertical alignment jig is close to the equal fixed mounting in intermediate position both sides and has the slide bar, just the slide hole with slide bar looks adaptation has all been seted up to lifting slide, and the inner wall and the slide bar sliding connection of slide hole, the inner wall of horizontal alignment jig is close to the equal fixedly connected with gag lever post in intermediate position both sides, just the spacing hole with gag lever post looks adaptation has been seted up to the alignment slide block, and the inner wall and the gag lever post sliding connection of spacing hole, every side the equal fixedly connected with holder in top of alignment slide block.

Further, the transverse adjusting frame is rotatably connected with the bearing bracket.

Further, a rotation hole matched with the driving end of the band-type brake stepping motor is formed in the top of the bearing support, and the driving end of the band-type brake stepping motor passes through the rotation hole and is fixedly connected with the transverse adjusting frame.

Further, the outer wall of the longitudinal adjusting frame is provided with strip-shaped holes corresponding to the two lifting sliding blocks, and the lifting sliding blocks penetrate through the strip-shaped holes and are fixedly connected with the bearing support.

Further, the top of the transverse adjusting frame is provided with an adjusting hole corresponding to the adjusting slide block, and the adjusting slide block penetrates through the adjusting hole to be fixedly connected with the clamping frame.

Further, the outer wall fixedly connected with motor support of band-type brake step motor No. four, and through motor support and clamping frame fixed connection.

Further, the one-way ball screw is rotatably connected with the inner wall of the longitudinal adjusting frame, and the two-way ball screw is rotatably connected with the inner wall of the transverse adjusting frame.

The utility model provides a clamping jig, which has the following advantages:

1. The required electric clamping jaw can be arranged at the installation frame and the connection frame through the bolts, so that the clamping jig can replace the electric clamping jaw with different types according to actual needs;

2. The first band-type brake stepping motor is started to rotate the unidirectional ball screw, so that the bearing bracket can be driven to lift on the outer wall of the longitudinal adjusting frame, and the height of the clamping workpiece can be adjusted;

3. The second band-type brake stepping motor is started to drive the transverse adjusting frame to rotate at the top of the bearing bracket, so that the axial angle of the clamping workpiece is adjusted;

4. The third band-type brake stepping motor is started to rotate the bidirectional ball screw, so that the two side adjusting sliding blocks can be driven to slide on the outer wall of the limiting rod, and the clamping distance of the two side electric clamping jaws can be adjusted;

5. The fourth band-type brake stepping motor is started to drive the connecting frame to rotate on the outer wall of the clamping frame, so that the workpiece clamped by the connecting frames at the two sides can be adjusted in longitudinal angle;

6. The clamping jig not only can stably clamp the workpiece, but also can carry out multi-angle and height adjustment on the clamped workpiece, thereby being convenient for machine tool machining.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a clamping fixture according to an embodiment of the present utility model;

Fig. 2 is a front view of a clamping fixture according to an embodiment of the present utility model;

Fig. 3 is a schematic structural diagram of a transverse adjusting frame in a clamping fixture according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a longitudinal adjusting frame in a clamping fixture according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. A bearing bottom plate; 2. a longitudinal adjusting frame; 3. a first band-type brake stepping motor; 4. a one-way ball screw; 5. a first lead screw nut; 6. a lifting slide block; 7. a bearing bracket; 8. a second band-type brake stepping motor; 9. a transverse adjusting frame; 10. a third band-type brake stepping motor; 11. a bi-directional ball screw; 12. a second lead screw nut; 13. an adjusting slide block; 14. a clamping frame; 15. a mounting frame; 16. a connecting frame; 17. a fourth band-type brake stepping motor; 18. and (5) an electric clamping jaw.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a clamping fixture comprises a bearing bottom plate 1, a longitudinal adjusting frame 2 is fixedly connected to the top of the bearing bottom plate 1, a first band-type brake stepping motor 3 is fixedly connected to the inner wall of the longitudinal adjusting frame 2, a unidirectional ball screw 4 is fixedly connected to the first band-type brake stepping motor 3, a first screw nut 5 is connected to the outer wall of the unidirectional ball screw 4 in a threaded manner, lifting slide blocks 6 are fixedly connected to two sides of the first screw nut 5, a bearing bracket 7 is fixedly connected to the lifting slide blocks 6, a second band-type brake stepping motor 8 is fixedly connected to the bottom of the bearing bracket 7, a transverse adjusting frame 9 is fixedly connected to the top of the second band-type brake stepping motor 8, the transverse adjusting frame 9 is fixedly connected with the third band-type brake stepping motor 10, the third band-type brake stepping motor 10 is fixedly connected with the bidirectional ball screw 11, two sides of the outer wall of the bidirectional ball screw 11 close to the middle position are respectively and fixedly connected with the second screw nut 12, two sides of the second screw nut 12 are respectively and fixedly connected with the adjusting slide block 13, the clamping frame 14 on one side is rotatably connected with the mounting frame 15, the clamping frame 14 on the other side is rotatably connected with the connecting frame 16, the connecting frame 16 is fixedly connected with the fourth band-type brake stepping motor 17, and the mounting frame 15 and the connecting frame 16 are respectively and fixedly connected with the electric clamping jaw 18 through bolts.

Preferably, the inner wall of the longitudinal adjusting frame 2 is close to the sliding rods fixedly installed on two sides of the middle position, the lifting sliding blocks 6 are provided with sliding holes matched with the sliding rods, the inner wall of each sliding hole is in sliding connection with the sliding rods, the two sides of the inner wall of the transverse adjusting frame 9 close to the middle position are fixedly connected with limiting rods, the adjusting sliding blocks 13 are provided with limiting holes matched with the limiting rods, the inner wall of each limiting hole is in sliding connection with the limiting rods, and the top of each side of the adjusting sliding blocks 13 is fixedly connected with a clamping frame 14.

Preferably, the transversal adjustment frame 9 is rotatably connected to the load-bearing support 7.

Preferably, a rotation hole matched with the driving end of the second band-type brake stepping motor 8 is formed in the top of the bearing support 7, and the driving end of the second band-type brake stepping motor 8 penetrates through the rotation hole and is fixedly connected with the transverse adjusting frame 9.

Preferably, the outer wall of the longitudinal adjusting frame 2 is provided with strip-shaped holes corresponding to the two lifting sliding blocks 6, and the lifting sliding blocks 6 penetrate through the strip-shaped holes to be fixedly connected with the bearing bracket 7.

Preferably, an adjusting hole is formed in the top of the transverse adjusting frame 9 corresponding to the adjusting sliding block 13, and the adjusting sliding block 13 penetrates through the adjusting hole to be fixedly connected with the clamping frame 14.

Preferably, the outer wall of the fourth band-type brake stepping motor 17 is fixedly connected with a motor bracket, and is fixedly connected with the clamping frame 14 through the motor bracket.

Preferably, the unidirectional ball screw 4 is rotatably connected with the inner wall of the longitudinal adjustment frame 2, and the bidirectional ball screw 11 is rotatably connected with the inner wall of the transverse adjustment frame 9.

The specific working principle and the using method of the utility model are as follows: the electric clamping jaw 18 required can be installed at the installation frame 15 and the connecting frame 16 through the bolt, the band-type brake stepping motor 3 is started to rotate the unidirectional ball screw 4, the lead screw nut 5 drives the lifting slide blocks 6 on two sides to slide on the outer wall of the sliding rod, the bearing support 7 can lift on the outer wall of the longitudinal adjusting frame 2 to adjust the height of a clamping workpiece, the band-type brake stepping motor 8 is started to drive the transverse adjusting frame 9 to rotate on the top of the bearing support 7 so as to adjust the axial angle of the clamping workpiece, the band-type brake stepping motor 10 is started to rotate the bidirectional ball screw 11 to drive the two-side adjusting slide blocks 13 to slide on the outer wall of the limiting rod through the lead screw nut 12 so as to adjust the clamping distance of the electric clamping jaw 18 on two sides, the band-type brake stepping motor 17 is started to drive the connecting frame 16 to rotate on the outer wall of the clamping frame 14 so that the workpiece clamped by the two-side connecting frame 16 can adjust the longitudinal angle.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides a clamping tool, includes bearing bottom plate (1), its characterized in that: the utility model discloses a band-type brake device, including bearing bottom plate (1), longitudinal adjustment frame (1), band-type brake step motor (3) of inner wall fixedly connected with of longitudinal adjustment frame (2), band-type brake step motor (3) fixedly connected with one-way ball screw (4), the outer wall threaded connection of one-way ball screw (4) has screw nut (5), the equal fixedly connected with lifting slide block (6) in both sides of one-way screw nut (5), lifting slide block (6) fixedly connected with bearing support (7), the bottom fixedly connected with band-type brake step motor (8) of bearing support (7), the top fixedly connected with transverse adjustment frame (9) of No. two band-type brake step motor (8), transverse adjustment frame (9) fixedly connected with No. three band-type brake step motor (10), no. three band-type brake step motor (10) fixedly connected with two-type ball screw (11), the equal threaded connection in both sides of the outer wall of two-way ball screw nut (5) are close to intermediate position No. two screw nuts (12), no. two slide block (12) are fixedly connected with two band-type brake step motor (13) and each clamping frame (14) are connected with holding frame (14) fixedly, the clamping frame (14) on the other side is rotationally connected with a connecting frame (16), the connecting frame (16) is fixedly connected with a fourth band-type brake stepping motor (17), and the mounting frame (15) and the connecting frame (16) are connected with electric clamping jaws (18) through bolts.

2. The clamping jig according to claim 1, wherein sliding rods are fixedly mounted on two sides of the inner wall of the longitudinal adjusting frame (2) close to the middle position, sliding holes matched with the sliding rods are formed in the lifting sliding blocks (6), the inner walls of the sliding holes are in sliding connection with the sliding rods, limiting rods are fixedly connected to two sides of the inner wall of the transverse adjusting frame (9) close to the middle position, limiting holes matched with the limiting rods are formed in the adjusting sliding blocks (13), the inner walls of the limiting holes are in sliding connection with the limiting rods, and clamping frames (14) are fixedly connected to the tops of the adjusting sliding blocks (13) on each side.

3. Clamping jig according to claim 1, characterized in that the transverse adjusting bracket (9) is rotatably connected with the bearing bracket (7).

4. The clamping jig according to claim 1, wherein a rotating hole matched with the driving end of the second band-type brake stepping motor (8) is formed in the top of the bearing support (7), and the driving end of the second band-type brake stepping motor (8) penetrates through the rotating hole and is fixedly connected with the transverse adjusting frame (9).

5. The clamping jig according to claim 1, wherein strip-shaped holes are formed in the outer wall of the longitudinal adjusting frame (2) corresponding to the two lifting sliding blocks (6), and the lifting sliding blocks (6) penetrate through the strip-shaped holes and are fixedly connected with the bearing support (7).

6. The clamping jig according to claim 1, wherein the top of the transverse adjusting frame (9) is provided with an adjusting hole corresponding to the adjusting slide block (13), and the adjusting slide block (13) passes through the adjusting hole and is fixedly connected with the clamping frame (14).

7. The clamping jig according to claim 1, wherein the outer wall of the fourth band-type brake stepping motor (17) is fixedly connected with a motor bracket and is fixedly connected with the clamping frame (14) through the motor bracket.

8. Clamping jig according to claim 1, characterized in that the unidirectional ball screw (4) is rotatably connected with the inner wall of the longitudinal adjustment frame (2), and the bidirectional ball screw (11) is rotatably connected with the inner wall of the transverse adjustment frame (9).