CN111515717A - A tooling fixture that is convenient for fixing - Google Patents

Abstract

The invention discloses a fixture for convenient fixing, comprising a base box, a drive motor is fixedly installed on the side wall of the base box through a mounting frame, and both ends of the inner wall of one side of the base box are rotatably connected with a first A threaded rod, both ends of the inner wall of the other side of the base box are rotatably connected with a second threaded rod, the thread direction of the first threaded rod and the second threaded rod are opposite, and the first threaded rod and the second threaded rod are opposite in position. The two threaded rods are coaxially and fixedly connected through a coupling. By setting the driving mechanism, the clamping mechanism, the pushing mechanism, the first threaded rod, the second threaded rod, etc., the present invention can clamp and fix the annular workpiece very conveniently, and solves the problem that the existing tooling fixture has no effect on the annular workpiece. In addition, it can protect the workpiece surface well during the fixing process, reduce the friction between the curved splint and the upper surface of the base box, and reduce the frequency of arc splint replacement.

Description

A tooling fixture that is convenient for fixing

technical field

The invention relates to the technical field of jigs, in particular to a tooling jig which is convenient for fixing.

Background technique

The tooling fixture is a device that is convenient for the operator to use after fixing the workpiece or the guiding tool, and is used to clamp and fix the workpiece or the guiding tool.

At present, most of the common tooling fixtures on the market are easier to clamp for irregular or rectangular workpieces, while for ring workpieces, it is more troublesome in the process of fixing. The stability on this fixture needs to be strengthened.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a tooling fixture that is convenient for fixing.

In order to achieve the above object, the present invention adopts the following technical solutions:

A fixture for easy fixing includes a base box, a drive motor is fixedly installed on the side wall of the base box through a mounting frame, and a first threaded rod is rotatably connected to both ends of the inner wall of one side of the base box. Both ends of the inner wall of the other side of the base box are rotatably connected with a second threaded rod, the thread directions of the first threaded rod and the second threaded rod are opposite, and the first threaded rod and the second threaded rod in opposite positions pass through The coupling is coaxially and fixedly connected, the output shaft of the driving motor is coaxially fixedly connected with one of the first threaded rods, and the output shaft of the driving motor is installed with a drive for driving the other first threaded rod to rotate. A driving mechanism, the upper end of the base box is provided with a clamping mechanism for clamping the annular workpiece.

Preferably, the driving mechanism includes a first pulley and a second pulley, the first pulley is coaxially and fixedly connected to the output shaft of the drive motor, and the second pulley is rotatably connected to the side wall of the base box and is connected to the remote drive The first threaded rod of the motor is coaxially and fixedly connected, and the first pulley and the second pulley are connected through a belt drive.

Preferably, the clamping mechanism includes a first arc-shaped clamping plate and a second arc-shaped clamping plate symmetrically arranged on the upper end of the base box, and a first chute is provided on both ends of one side of the upper end of the base box, and the A second chute is provided on both ends of the other side of the upper end of the base box, a connecting rod is slidably connected to the two first and second chute, and the upper ends of the connecting rods are fixedly connected to each other. On both sides of the lower end of the first arc-shaped clamping plate or the second arc-shaped clamping plate, a pushing mechanism for pushing the connecting rod to move horizontally is installed on the first threaded rod and the second threaded rod.

Preferably, the pushing mechanism includes two first sleeves and two second sleeves, the two first sleeves are respectively threaded on the two first threaded rods, and the two second sleeves are They are respectively threaded on the two second threaded rods, and the first sleeve and the second sleeve are both fixedly connected to the lower ends of the connecting rods at their corresponding positions.

Preferably, rubber pads are fixedly arranged on the inner arc surfaces of the first arc-shaped clamping plate and the second arc-shaped clamping plate.

Preferably, the lower end surfaces of the first arc-shaped splint and the second arc-shaped splint and the upper end surface of the base box are all polished.

The present invention has the following beneficial effects:

1. By setting the driving mechanism, the clamping mechanism, the pushing mechanism, the first threaded rod and the second threaded rod, the four threaded rods can be rotated synchronously only by controlling the starting of the driving motor, so that the two first threaded rods will The arc-shaped splint is pushed to the right, and the two second threaded rods push the second arc-shaped splint to the left. The workpiece is clamped and fixed, which solves the problem of troublesome and insufficient stability of the existing tooling fixture to fix the circular workpiece;

2. By setting the rubber pad, the first arc splint and the second arc splint will not scratch the surface of the workpiece when clamping and fixing the workpiece, which has a good protection effect, and the base box and the two The smooth grinding treatment of the arc splint can effectively reduce the friction between the arc splint and the upper end of the base box, and reduce the frequency of replacement of the arc splint.

Description of drawings

Fig. 1 is the structural representation of a kind of convenient fixing tooling fixture proposed by the present invention;

Fig. 2 is a top cross-sectional view of a fixture for convenient fixing proposed by the present invention;

FIG. 3 is a top view of a fixture for convenient fixing proposed by the present invention.

In the figure: 1. Base box; 2. Mounting frame; 3. Drive motor; 4. First threaded rod; 5. Second threaded rod; 6. Coupling; 7. First sleeve; 8. Second Sleeve; 9, connecting rod; 10, first chute; 11, second chute; 12, first arc splint; 13, second arc splint; 14, first pulley; 15, second pulley.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

Referring to Figures 1-3, a fixture for easy fixing includes a base box 1, the side wall of the base box 1 is fixedly mounted with a drive motor 3 through a mounting frame 2, and both ends of the inner wall of one side of the base box 1 are rotatably connected. There is a first threaded rod 4, and both ends of the inner wall of the other side of the base box 1 are rotatably connected with a second threaded rod 5. The first threaded rod 4 and the second threaded rod 5 have opposite thread directions, and the first threaded rod in opposite positions 4 and the second threaded rod 5 are coaxially and fixedly connected through the coupling 6, and the output shaft of the driving motor 3 is coaxially and fixedly connected with one of the first threaded rods 4.

Further, the above-mentioned driving motor 3 is a forward and reverse mounted motor, and the operator can freely control the rotation direction of the output shaft of the driving motor 3 .

And a drive mechanism for driving another first threaded rod 4 to rotate is installed on the output shaft of the drive motor 3 . The drive mechanism includes a first pulley 14 and a second pulley 15 , and the first pulley 14 is coaxially and fixedly connected to the drive motor 3 . On the output shaft, the second pulley 15 is rotatably connected to the side wall of the base box 1 and is coaxially and fixedly connected to the first threaded rod 4 away from the drive motor 3 . The first pulley 14 and the second pulley 15 are connected through a belt drive.

The upper end of the base box 1 is provided with a clamping mechanism for clamping the annular workpiece. Both ends of one side of the upper end are provided with a first chute 10 , and both ends of the other side of the upper end of the base box 1 are provided with a second chute 11 , and the two first chute 10 and the second chute 11 both slide inside. A connecting rod 9 is connected, and the upper end of the connecting rod 9 is fixedly connected to both sides of the lower end of the first arc-shaped splint 12 or the second arc-shaped splint 13, and the first threaded rod 4 and the second threaded rod 5 are installed on the The push mechanism for the horizontal movement of the connecting rod 9.

The pushing mechanism includes two first sleeves 7 and two second sleeves 8, the two first sleeves 7 are respectively threaded on the two first threaded rods 4, and the two second sleeves 8 are respectively threaded on the two first threaded rods 4. On the two second threaded rods 5, the first sleeve 7 and the second sleeve 8 are fixedly connected to the lower end of the connecting rod 9 at their corresponding positions.

Rubber pads are fixed on the inner arc surfaces of the first arc-shaped splint 12 and the second arc-shaped splint 13. The rubber pads can make the first arc-shaped splint 12 and the second arc-shaped splint 13 clamp and fix the workpiece. It will not scratch the surface of the workpiece and has a good protective effect.

The lower end surfaces of the first arc-shaped splint 12 and the second arc-shaped splint 13 and the upper end surface of the base box 1 are all smoothed and polished, which can effectively reduce the amount of the first arc-shaped splint 12 and the second arc-shaped splint 13 and the base box. 1. The friction on the upper end face reduces the frequency of replacement of the first arc-shaped splint 12 and the second arc-shaped splint 13

In the present invention, when the annular workpiece needs to be clamped and fixed, the annular workpiece is placed at the middle position of the upper end of the base box 1, and then the drive motor 3 is started to control the output shaft to rotate forward, and the drive motor 3. Drive one of the first threaded rod 4 and the second threaded rod 5 to rotate, and at the same time drive the other second threaded rod 5 and the second threaded rod 5 to rotate through the transmission between the first pulley 14 and the second pulley 15 , so that the four threaded rods rotate synchronously. Since the thread directions of the first threaded rod 4 and the second threaded rod 5 are different, the first sleeve 7 and the second sleeve 8 move toward each other, and the first arc-shaped splint 12 and the second The two arc-shaped clamping plates 13 are close to each other, so that the annular workpiece is clamped, which is convenient and stable, and solves the problems of troublesome fixing and insufficient stability of the existing tooling fixture to the annular workpiece.

When the workpiece is processed, the drive motor 3 is started to control its output shaft to reverse, and the first sleeve 7 and the second sleeve 8 move opposite to each other, so that the first arc-shaped clamping plate 12 and the second arc-shaped clamping plate 13 are kept away from each other. , loosen the workpiece, and the operator can remove the workpiece.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides a frock clamp convenient to fix, includes base box (1), its characterized in that, base box (1) lateral wall has driving motor (3) through mounting bracket (2) fixed mounting, base box (1) one side inner wall both ends all rotate and are connected with first threaded rod (4), base box (1) opposite side inner wall both ends all rotate and are connected with second threaded rod (5), the screw direction of first threaded rod (4) and second threaded rod (5) is opposite, the relative position first threaded rod (4) and second threaded rod (5) pass through the coaxial fixed connection of shaft coupling (6), the output shaft and one of them first threaded rod (4) coaxial fixed connection of driving motor (3), just install on the output shaft of driving motor (3) and be used for driving another first threaded rod (4) pivoted actuating mechanism, the upper end of the base box (1) is provided with a clamping mechanism for clamping an annular workpiece.

2. A frock clamp convenient for fixing according to claim 1, wherein the driving mechanism comprises a first belt pulley (14) and a second belt pulley (15), the first belt pulley (14) is coaxially and fixedly connected with an output shaft of the driving motor (3), the second belt pulley (15) is rotatably connected with the side wall of the base box (1) and is coaxially and fixedly connected with a first threaded rod (4) far away from the driving motor (3), and the first belt pulley (14) and the second belt pulley (15) are connected through belt transmission.

3. The tool clamp convenient to fix according to claim 1, wherein the clamping mechanism comprises a first arc-shaped clamping plate (12) and a second arc-shaped clamping plate (13) which are symmetrically arranged at the upper end of the base box (1), first sliding grooves (10) are formed in two ends of one side of the upper end of the base box (1), second sliding grooves (11) are formed in two ends of the other side of the upper end of the base box (1), two connecting rods (9) are connected in the first sliding grooves (10) and the second sliding grooves (11) in a sliding mode, the upper end of each connecting rod (9) is fixedly connected to two sides of the lower end of the first arc-shaped clamping plate (12) or the second arc-shaped clamping plate (13), and a pushing mechanism used for pushing the connecting rods (9) to move horizontally is installed on the first threaded rod (4) and the second threaded rod (5).

4. A tool clamp convenient to fix according to claim 3, wherein the pushing mechanism comprises two first sleeves (7) and two second sleeves (8), the two first sleeves (7) are respectively in threaded connection with the two first threaded rods (4), the two second sleeves (8) are respectively in threaded connection with the two second threaded rods (5), and the first sleeves (7) and the second sleeves (8) are both fixedly connected to the lower ends of the connecting rods (9) in corresponding positions.

5. The tool clamp convenient to fix according to claim 3, wherein rubber pads are fixedly arranged on the inner arc surfaces of the first arc-shaped clamping plate (12) and the second arc-shaped clamping plate (13).

6. A tool clamp facilitating fixing according to claim 3, wherein the lower end surfaces of the first arc-shaped clamping plate (12) and the second arc-shaped clamping plate (13) and the upper end surface of the base box (1) are subjected to smooth polishing treatment.

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