CN219767514U

CN219767514U - Pneumatic quick jig

Info

Publication number: CN219767514U
Application number: CN202321339635.5U
Authority: CN
Inventors: 李永鑫; 李凤琴; 张明磊
Original assignee: Derrit Technology Dalian Co ltd
Current assignee: Derrit Technology Dalian Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-09-29
Anticipated expiration: 2033-05-30

Abstract

The utility model provides a pneumatic quick jig which comprises two jig main bodies which are symmetrically arranged, wherein the jig main bodies are composed of a pushing cylinder and an adjusting clamp, the corresponding adjusting gears are driven by a motor to rotate, then the two adjusting gears can respectively drive a corresponding connecting rod to rotate, so that the distance between two rollers can be adjusted, cylindrical workpieces with different sizes can be conveniently clamped, the practicability of the jig is improved, the fixing rod and a connecting block are convenient to detach, different adjusting clamps can be conveniently replaced, the jig can be suitable for machining and clamping of different workpieces, and the adjusting angle of the connecting rod can be effectively controlled through the matching of the arranged angle scale marks and indication scales.

Description

Pneumatic quick jig

Technical Field

The utility model belongs to the technical field of clamping jigs, and particularly relates to a pneumatic quick jig.

Background

When a workpiece is machined on a machine tool, in order to enable the surface energy of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified by a drawing, the workpiece is required to be assembled and clamped firmly before machining, wherein the pneumatic clamp is a clamp taking compressed air as a power source, the pneumatic clamp can convert air pressure into mechanical energy through a cylinder, the effects of style positioning and clamping can be achieved, when the workpiece is machined, the workpiece is required to be clamped and fixed by using a clamping tool, so that the workpiece is convenient to be machined and processed more stably, and when cylindrical workpieces are clamped vertically, most of clamping pieces of the traditional clamping tool can be attached to circular arc-shaped sides of cylindrical workpieces, but the same circular-arc-shaped clamping piece only can clamp workpieces of one size stably, and then different clamping pieces are required to be replaced according to the sizes of the workpieces when different workpieces are clamped.

Disclosure of Invention

The utility model aims to provide a pneumatic quick jig 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 pneumatic quick jig comprises two jig main bodies which are symmetrically arranged, wherein each jig main body consists of a pushing cylinder and an adjusting clamp;

the adjusting clamp comprises an installing seat, an installing groove is formed in the middle of the installing seat, two adjusting gears are rotatably installed in the installing groove, a connecting rod is fixedly connected to the front end of each adjusting gear, a rotating seat is fixedly connected to the end of each connecting rod, rollers are rotatably installed in the rotating seat, two adjusting gears are meshed and connected, a motor is fixedly connected to the top end of each installing seat, and an output shaft of the motor is fixedly connected with one of the adjusting gears.

As an optimized technical scheme of the utility model, the back of the mounting seat is fixedly connected with a fixing rod, a piston rod of the pushing cylinder is fixedly connected with the connecting block, one end of the connecting block is provided with a slot, the surface of the fixing rod is provided with a first penetrating fixing hole, the surface of the connecting block is provided with a second penetrating fixing hole, and the size of the fixing rod is matched with that of the slot.

As an optimal technical scheme of the utility model, the end heads at two sides of the mounting seat are rounded, and the top of the mounting seat is provided with angle scale marks at the rounded positions.

As a preferable technical scheme of the utility model, the surface of the connecting rod is carved with the indicating scale, and the indicating scale points to the zero scale of the angle scale line when the connecting rod is at the initial position.

As a preferable technical scheme of the utility model, the maximum rotation angle of the fixing rod is 60 degrees.

As a preferable technical scheme of the utility model, the motor is a servo motor with a braking function.

As a preferable technical scheme of the utility model, when the fixing rod is completely inserted into the slot, the first fixing hole is aligned with the second fixing hole, and the fixing rod and the connecting block are connected with the first fixing hole and the second fixing hole in a penetrating way through the connecting bolt for fixing.

Compared with the prior art, the utility model has the beneficial effects that: through motor drive corresponding adjusting gear rotation, make two adjusting gear can drive the connecting rod that corresponds respectively and rotate then to make the distance between two gyro wheels adjustable, be convenient for carry out the centre gripping to the cylindric work piece of equidimension, promoted the practicality of this tool, and convenient to detach between dead lever and the connecting block, thereby convenient change different adjusting jig, thereby can be applicable to the processing centre gripping of different work pieces, and can effectually control the angle regulation of connecting rod through the angle scale mark cooperation instruction scale that sets up.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic view of the structure of the adjusting clamp according to the present utility model;

FIG. 3 is a schematic view of a part of the structure of an adjusting clamp in the present utility model;

fig. 4 is a schematic structural diagram of a pushing cylinder and a connecting block in the present utility model.

In the figure: 1. a pushing cylinder; 2. adjusting the clamp; 21. a mounting base; 22. a mounting groove; 23. an adjusting gear; 24. a connecting rod; 25. a rotating seat; 26. a roller; 27. a motor; 28. a fixed rod; 29. a first fixing hole; 3. a connecting block; 4. a slot; 5. a second fixing hole; 6. angle graduation marks; 7. an indication scale; 8. and (5) connecting bolts.

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.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a pneumatic quick tool, includes two tool main parts that set up each other symmetrically, and the tool main part comprises push cylinder 1 and adjusting fixture 2.

In this embodiment, the adjusting fixture 2 includes a mounting seat 21, a mounting groove 22 is formed in the middle of the mounting seat 21, two adjusting gears 23 are rotatably mounted in the mounting groove 22, a connecting rod 24 is fixedly connected to the front end of each adjusting gear 23, a rotating seat 25 is fixedly connected to the end of the connecting rod 24, a roller 26 is rotatably mounted in the rotating seat 25, the two adjusting gears 23 are in meshed connection, a motor 27 is fixedly connected to the top end of the mounting seat 21, and an output shaft of the motor 27 is fixedly connected with one of the adjusting gears 23.

Specifically, the motor 27 drives the corresponding adjusting gears 23 to rotate, so that the two adjusting gears 23 respectively drive the corresponding connecting rods 24 to rotate, thereby adjusting the distance between the two rollers 26, and in this way, the vertical cylindrical workpieces with different sizes can be clamped and fixed.

In this embodiment, the back fixedly connected with dead lever 28 of mount pad 21, the piston rod and the connecting block 3 fixed connection of propelling movement cylinder 1, slot 4 has been seted up to the one end of connecting block 3, first fixed orifices 29 that run through have been seted up on the dead lever 28 surface, the second fixed orifices 5 that run through slot 4 have been seted up on the connecting block 3 surface, the dead lever 28 size and slot 4 size assorted, first fixed orifices 29 align with second fixed orifices 5 when dead lever 28 inserts in the slot 4 completely, dead lever 28 is fixed with connecting block 3 through connecting bolt 8 and first fixed orifices 29 and second fixed orifices 5 interlude connection.

Specifically, after the fixing rod 28 is inserted into the slot 4, the first fixing hole 29 and the second fixing hole 5 are aligned, the fixing rod 28 and the connecting block 3 are fixed by using the connecting bolt 8, and the adjusting clamp 2 is conveniently and rapidly replaced in this way.

In this embodiment, the two side ends of the mounting seat 21 are rounded, the top of the mounting seat 21 is located at the rounded corner, the angle scale lines 6 are engraved on the surface of the connecting rod 24, the indicating scale 7 is engraved on the surface of the connecting rod 24, the indicating scale 7 points to the zero scale of the angle scale lines 6 when the connecting rod 24 is at the initial position, and the maximum rotation angle of the fixing rod 28 is 60 degrees.

Specifically, the set indication scale 7 is matched with the angle scale line 6, so that the rotation angle of the connecting rod 24 is conveniently controlled.

In the present embodiment, the motor 27 is a servo motor having a braking function.

Specifically, after connecting rod 24 rotates to suitable angle, close motor 27, owing to motor 27 has the brake function, and then motor 27 can be to the output shaft band-type brake after closing, and then avoid connecting rod 24 turned angle.

Working principle: when this tool is recycled to carry out the centre gripping to cylindric work piece, place the work piece in gyro wheel 26 middle part, the distance between two gyro wheels 26 of homonymy is adjusted according to the size of work piece, it rotates to make two adjusting gear 23 drive two connecting rods 24 respectively to drive through motor 27 drive corresponding adjusting gear 23, and then conveniently adjust the distance of gyro wheel 26, afterwards promote mount pad 21 through push cylinder 1 and remove, thereby make the lateral wall of the cylindric work piece of gyro wheel 26 laminating, and then can effectually stabilize the centre gripping to cylindric work piece through four gyro wheels 26, can control connecting rod 24's rotation angle through the instruction scale 7 cooperation angle scale mark 6 that sets up, this tool can be adjusted according to the size of cylindric work piece of difference, thereby need not to change the centre gripping of adjusting clamp 2 can be applicable to the cylindric work piece of different sizes and fix, the practicality of this tool has effectually been promoted.

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

1. The utility model provides a pneumatic quick tool, includes two tool main parts that set up of mutual symmetry, its characterized in that: the jig main body consists of a pushing cylinder (1) and an adjusting clamp (2);

the adjusting clamp (2) comprises an installing seat (21), an installing groove (22) is formed in the middle of the installing seat (21), two adjusting gears (23) are rotatably installed in the installing groove (22), connecting rods (24) are fixedly connected to the front ends of the adjusting gears (23), rolling seats (25) are fixedly connected to the ends of the connecting rods (24), rolling wheels (26) are rotatably installed in the rolling seats (25), two adjusting gears (23) are in meshed connection, a motor (27) is fixedly connected to the top end of the installing seat (21), and an output shaft of the motor (27) is fixedly connected with one of the adjusting gears (23).

2. The pneumatic quick jig according to claim 1, wherein: the back fixedly connected with dead lever (28) of mount pad (21), piston rod and connecting block (3) fixed connection of propelling movement cylinder (1), slot (4) have been seted up to one end of connecting block (3), first fixed orifices (29) that run through have been seted up on dead lever (28) surface, second fixed orifices (5) that run through slot (4) have been seted up on connecting block (3) surface, dead lever (28) size and slot (4) size assorted.

3. The pneumatic quick jig according to claim 2, wherein: both sides end of mount pad (21) all is rounded, the top of mount pad (21) is located fillet department and is carved with angle scale mark (6).

4. A pneumatic quick jig according to claim 3, wherein: an indicating scale (7) is engraved on the surface of the connecting rod (24), and the indicating scale (7) points to a zero scale of the angle scale line (6) when the connecting rod (24) is positioned at the initial position.

5. The pneumatic quick jig according to claim 2, wherein: the maximum rotation angle of the fixed rod (28) is 60 degrees.

6. The pneumatic quick jig according to claim 1, wherein: the motor (27) is a servo motor with a braking function.

7. The pneumatic quick jig according to claim 2, wherein: when the fixing rod (28) is completely inserted into the slot (4), the first fixing hole (29) is aligned with the second fixing hole (5), and the fixing rod (28) and the connecting block (3) are connected with the first fixing hole (29) and the second fixing hole (5) in a penetrating mode through the connecting bolt (8) for fixing.