Automatic tool clamp connecting rod device

Abstract

The utility model discloses an automatic work fixture connecting rod device, which relates to the technical field of work fixtures and comprises a mounting plate, a relative movement mechanism is mounted on the upper surface of the mounting plate, and two movable ends of the relative movement mechanism are fixedly connected with automatic connecting rod clamping mechanisms. According to the automatic connecting rod clamping device, the automatic connecting rod clamping mechanisms on the two sides can be driven to move relatively through the arranged relative moving mechanism, the two ends of workpieces with different lengths can be clamped, stability is improved, the automatic connecting rod clamping mechanisms are arranged, and the automatic connecting rod clamping device is convenient to use and high in practicability. When the air cylinder operates, the two opposite connecting plates and clamping plates can be driven to move oppositely in parallel, the contact area with the workpiece can be increased, and therefore the stability is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling fixture technical field, concretely is a kind of automatic tooling fixture connecting rod device. BACKGROUND

[0002] Tooling, process equipment refers to the tools used in the manufacturing process. Fixture is a process device used to quickly fasten workpieces during machining, so that the machine tool, tool and workpiece maintain the correct relative position. According to the search, the patent with the patent number CN207494986U discloses an automatic tooling fixture connecting rod device, which comprises a tooling fixture sleeve rod. The top end of the tooling fixture sleeve rod is fixedly connected with a plugging head through a screw. The bottom end of the tooling fixture sleeve rod is threadedly connected with a limiting ring. The inside of the tooling fixture sleeve rod is provided with a movable cavity. The movable cavity is adjacent to the plugging head. The inside of the movable cavity is provided with a rubber piston. The rubber piston is in close contact with the inner wall of the movable cavity.

[0003] The above technical solution adjusts the up-and-down swing of the rod by connecting rod to drive the chuck to retract and extend, improving the efficiency of the chuck retraction and extension. However, the area of the chuck is limited, so it can only clamp one end of the workpiece, which can easily cause the workpiece to tilt and affect the clamping effect. In addition, the two chucks are connected by rotation, so when clamping, the chuck will rotate, making the chuck and the workpiece contact in a line, with a small contact area, further reducing the clamping effect. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides an automatic tooling fixture connecting rod device to solve the problems raised in the background art.

[0005] To achieve the above purpose, the utility model is implemented by the following technical scheme: an automatic tooling fixture connecting rod device, comprising a mounting plate, the upper surface of the mounting plate is provided with a relative movement mechanism, the two movable ends of the relative movement mechanism are fixedly connected with an automatic connecting rod clamping mechanism, and the upper surface of the mounting plate is provided with mounting holes around.

[0006] The relative movement mechanism comprises two fixed plates fixedly connected to the upper surface of the mounting plate on both sides, a bidirectional screw rod is rotatably connected between the two fixed plates, the outer surface of the bidirectional screw rod is symmetrically connected with two sliding blocks on the upper surface of the mounting plate through threads, and the automatic connecting rod clamping mechanism is fixedly installed at the top end of the corresponding sliding block.

[0007] Preferably, the outer surface of any one of the fixed plates is fixedly connected with a motor on one side, and the output shaft of the motor is fixedly connected with one end of the bidirectional screw rod, so as to drive the bidirectional screw rod to rotate.

[0008] Preferably, the automatic linkage clamping mechanism comprises a rectangular frame fixedly connected to the top end of the sliding block and vertically arranged, two moving blocks symmetrically and slidably connected in the rectangular frame, first connecting rods fixedly connected to the two sides of the moving blocks, a second connecting rod rotatably connected between the ends of the two first connecting rods, a connecting block rotatably connected between the two second connecting rods, a connecting plate fixedly connected between the other ends of the two first connecting rods, and clamping plates fixedly connected to one side of the outer surface of the connecting plate.

[0009] Preferably, a cylinder is fixedly connected to one side of the outer surface of the rectangular frame, and the movable end of the cylinder is fixedly connected to the connecting block, so as to facilitate the movement of the connecting block.

[0010] Preferably, two cylindrical rollers are rotatably and symmetrically embedded in the two sides of the moving block, and the cylindrical rollers are in contact with the inner wall of the rectangular frame, so that the moving block can move in a guided manner through the cylindrical rollers, thereby reducing friction and prolonging the service life.

[0011] Preferably, a first bolt is threadedly connected to the outer surface of the moving block, the first connecting rod is fixedly connected to the moving block through the first bolt, a second bolt is symmetrically embedded in the outer surface of the connecting plate, and the clamping plate is fixedly connected to the connecting plate through the second bolt, so that the moving block and the clamping plate can be disassembled and replaced later.

[0012] The utility model provides a kind of automatic tooling fixture linkage device.There is following beneficial effect:

[0013] 1, the automatic tooling fixture linkage device, the relative movement mechanism of being set can drive the relative movement of the two sides of automatic linkage clamping mechanism, can be clamped to the both ends of workpiece of different length, improve stability, to solve the problem that the stability of existing device is limited when only one end of workpiece is clamped.

[0014] 2, the automatic tooling fixture linkage device, by setting up automatic linkage clamping mechanism, when cylinder operates, the parallel relative movement of the two connecting plates and clamping plates can be driven, the contact area with workpiece can be increased, to further improve stability, to solve the problem that chuck does circular motion and the clamping area with workpiece is small when existing device clamps. DETAILED DESCRIPTION

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the structure schematic diagram of the automatic linkage clamping mechanism of the utility model;

[0017] Figure 3 The utility model discloses a mobile block's structural schematic view.

[0018] In the drawing, 1, mounting plate, 2, mounting hole, 3, fixed plate, 4, two-way screw rod, 5, sliding block, 6, motor, 7, rectangular frame, 8, mobile block, 9, first connecting rod, 10, second connecting rod, 11, connecting block, 12, connecting plate, 13, clamping plate, 14, air cylinder, 15, cylindrical roller, 16, first bolt, 17, second bolt. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] Embodiment 1:

[0021] As shown in Figure 1 and Figure 2 A kind of automatic tooling fixture connecting rod device, including mounting plate 1, the upper surface of mounting plate 1 is all set with mounting hole 2 around, the upper surface of mounting plate 1 is installed with relative movement mechanism, relative movement mechanism includes the fixed plate 3 of symmetry fixed connection on the upper surface of mounting plate 1 two sides, two fixed plates 3 are penetrated and are connected with two-way screw rod 4, the outer surface of two-way screw rod 4 is symmetrically connected with two sliding blocks 5 of the upper surface of mounting plate 1 with sliding connection, automatic connecting rod clamping mechanism is fixedly installed at the top of corresponding sliding block 5. The outer surface of any one fixed plate 3 side is fixedly installed with motor 6, and the output shaft of motor 6 is fixedly connected with one end of two-way screw rod 4.

[0022] When using, the whole device is installed in corresponding use position through mounting hole 2, motor 6 is rotated and drives two-way screw rod 4 to rotate, and two sliding blocks 5 can be driven to move relative to each other by screw thread, and then the automatic connecting rod clamping mechanism on both sides can be driven to move relative to each other, and the both ends of workpiece of different lengths can be clamped, and stability is improved, so that the problem that existing device can only clamp one end of workpiece and cause limited stability is solved.

[0023] Embodiment 2:

[0024] As shown in Figures 1 to 3As shown, the two movable ends of the relative movement mechanism are fixedly connected with the automatic linkage clamping mechanism, the automatic linkage clamping mechanism comprises a rectangular frame 7 fixedly connected at the top end of the sliding block 5 and vertically arranged, two moving blocks 8 are symmetrically and slidably connected in the rectangular frame 7, the two sides of the moving block 8 are fixedly connected with a first linkage 9, one end of the two first linkages 9 is rotatably connected with a second linkage 10, the two second linkages 10 are rotatably connected with a connecting block 11, the other end of the two first linkages 9 is fixedly connected with a connecting plate 12, and the outer surface of the connecting plate 12 is fixedly connected with a clamping plate 13 on one side. The outer surface of the rectangular frame 7 is fixedly connected with a cylinder 14, and the movable end of the cylinder 14 is fixedly connected with the connecting block 11.

[0025] The cylinder 14 can drive the connecting block 11 to move, and under the cooperation of the second linkage 10, the first linkage 9, the moving block 8 and the rectangular frame 7, the two relative connecting plates 12 and the clamping plate 13 can be moved in parallel, which can increase the contact area with the workpiece, thereby further improving the stability, thereby solving the problem that the existing device has a small clamping area with the workpiece when the chuck makes a circular motion during clamping.

[0026] The two sides of the moving block 8 are symmetrically rotatably connected with two cylindrical rollers 15, and the cylindrical rollers 15 are in contact with the inner wall of the rectangular frame 7. The outer surface of the moving block 8 is threaded through a first bolt 16, and the first linkage 9 is fixedly connected with the moving block 8 through the first bolt 16. The outer surface of the connecting plate 12 is symmetrically embedded with a second bolt 17, and the clamping plate 13 is fixedly connected with the connecting plate 12 through the second bolt 17.

[0027] When the moving block 8 moves, the cylindrical rollers 15 arranged on both sides can reduce the friction with the inner wall of the rectangular frame 7, thereby improving the service life, and the first bolt 16 and the second bolt 17 facilitate the disassembly and replacement of the moving block 8 and the clamping plate 13 later.

[0028] Working principle: when in use, the entire device is installed in the corresponding use position through the mounting hole 2, the motor 6 rotates to drive the bidirectional screw rod 4 to rotate, which can drive the two sliding blocks 5 to move relative to each other through the thread, thereby driving the two sides of the automatic linkage clamping mechanism to move relative to each other, which can clamp the two ends of workpieces of different lengths, thereby improving the stability, thereby solving the problem that the existing device can only clamp one end of the workpiece, thereby causing limited stability.

[0029] The cylinder 14 can drive the connecting block 11 to move, and under the cooperation of the second linkage 10, the first linkage 9, the moving block 8 and the rectangular frame 7, the two relative connecting plates 12 and the clamping plate 13 can be moved in parallel, which can increase the contact area with the workpiece, thereby further improving the stability, thereby solving the problem that the existing device has a small clamping area with the workpiece when the chuck makes a circular motion during clamping.

[0030] The basic principle and main features of the present application and the advantages of the present application are shown and described above. It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic features of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0031] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. An automated fixture connecting rod device, comprising a mounting plate (1), characterized in that: A relative movement mechanism is installed on the upper surface of the mounting plate (1), and both movable ends of the relative movement mechanism are fixedly connected to an automated connecting rod clamping mechanism. Mounting holes (2) are provided around the upper surface of the mounting plate (1); The relative movement mechanism comprises fixed plates (3) symmetrically fixedly connected to both sides of the upper surface of the mounting plate (1); a bidirectional screw rod (4) is rotatably connected through the two fixed plates (3); the outer surface of the bidirectional screw rod (4) is symmetrically threadedly connected to two sliders (5) slidably connected to the upper surface of the mounting plate (1); and the automated connecting rod clamping mechanism is fixedly mounted on the top of the corresponding slider (5).

2. The automated fixture connecting rod device according to claim 1, characterized in that: A motor (6) is fixedly mounted on one side of the outer surface of any one of the fixing plates (3), and the output shaft of the motor (6) is fixedly connected to one end of the bidirectional screw rod (4).

3. The automated fixture connecting rod device according to claim 1, characterized in that: The automated connecting rod clamping mechanism includes a rectangular frame (7) fixedly connected to the top of the slider (5) and arranged vertically, two moving blocks (8) are symmetrically and slidingly connected inside the rectangular frame (7), both sides of the moving blocks (8) are fixedly connected with a first connecting rod (9), a second connecting rod (10) is rotatably connected between one end of the two first connecting rods (9), a connecting block (11) is rotatably connected between the two second connecting rods (10), a connecting plate (12) is fixedly connected between the other ends of the two first connecting rods (9), and a clamping plate (13) is fixedly connected to one side of the outer surface of the connecting plate (12).

4. The automated fixture connecting rod device according to claim 3, characterized in that: A cylinder (14) is fixedly connected to one side of the outer surface of the rectangular frame (7), and a movable end of the cylinder (14) is fixedly connected to the connecting block (11).

5. The automated fixture connecting rod device according to claim 3, characterized in that: Two cylindrical rollers (15) are symmetrically embedded and rotatably connected on both sides of the moving block (8), and the cylindrical rollers (15) are in contact with the inner wall of the rectangular frame (7).

6. The automated fixture connecting rod device according to claim 3, characterized in that: The outer surface of the moving block (8) is threadedly connected with a first bolt (16), the first connecting rod (9) is fixedly connected to the moving block (8) via the first bolt (16), the outer surface of the connecting plate (12) is symmetrically embedded with a second bolt (17), and the clamping plate (13) is fixedly connected to the connecting plate (12) via the second bolt (17).

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