CN213401815U

CN213401815U - Pneumatic terminal crimping machine

Info

Publication number: CN213401815U
Application number: CN202022186638.2U
Authority: CN
Inventors: 余玺
Original assignee: Shiding Electric System Hubei Co ltd
Current assignee: Shiding Electric System Hubei Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-08
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a pneumatic terminal crimping machine, which comprises a base, wherein a support frame is fixedly arranged on the base, the top of the support frame is connected with a transverse plate, the top of the transverse plate is fixedly provided with a cylinder, the output end of the cylinder is fixedly connected with a piston rod, the lower end of the piston rod is fixedly connected with a connecting rod, the lower end of the connecting rod is fixedly provided with an upper die, one side of the connecting rod close to the support frame is fixedly connected with a guide rod, the guide rod penetrates through the top and the bottom of the support frame and is fixedly connected with the support frame, a lead screw is fixedly connected below the base, a first moving block is sleeved on the lead screw, the upper end of the first moving block is fixedly connected with a lower die, one side of the base is fixedly connected with a motor, the front end of the lower die is provided with a compressing device, through being equipped with closing device, avoided the risk among the workman operation process.

Description

Pneumatic terminal crimping machine

Technical Field

The utility model relates to a pneumatic terminal crimping machine belongs to pencil tip processing equipment technical field.

Background

In the production process of the wire harness, for the wire harness with the plug connector, the wire is generally required to be crimped to the terminal, then the terminal connector and the plug connector are inserted and installed, so a pneumatic terminal crimping machine is needed, however, the existing pneumatic terminal crimping machines are generally used for fixing the wire and the terminal in a crimping manner, and during operation, generally, the terminal is put into a crimping groove of a crimping machine, then the wire is held by one hand to be manually crimped by the crimping machine, in the operation process, the phenomenon of deviation or infirm butt joint of the lead and the terminal is easy to occur, so that the quality of the product after crimping is low and is not in line with the specification, the efficiency of the manual operation process is low, the labor intensity of workers is high, because need hold the wire with the hand and carry out crimping operation at crimping in-process, the workman frequently operates and easily causes fatigue, has certain danger in the crimping process.

Therefore, there is a need for a pneumatic terminal crimping machine which can not only improve the crimping efficiency of terminal crimping and ensure the safety of workers, but also ensure the quality of the product after crimping.

Disclosure of Invention

The utility model aims to solve the problem that current pneumatic terminal crimping machine crimping efficiency is not high, and product quality is not high, provide a pneumatic terminal crimping machine, improved crimping machine's crimping efficiency through being equipped with the guide bar, avoided the damage of equipment, through being equipped with closing device, avoided the risk among the workman operation process.

In order to achieve the above technical purpose, the utility model provides a technical scheme that its technical problem adopted as follows:

the utility model provides a pneumatic terminal crimping machine, includes the base, fixed mounting has the support frame on the base, the support frame top is connected with the diaphragm, diaphragm top fixed mounting has the cylinder, the output and the piston rod fixed connection of cylinder, piston rod lower extreme fixedly connected with connecting rod, connecting rod lower extreme fixed mounting has the mould, one side fixedly connected with guide bar that the connecting rod is close to the support frame, base below fixedly connected with lead screw, first movable block has been cup jointed on the lead screw, first movable block upper end and bed die fixed connection, one side fixedly connected with motor of base, the output and the lead screw fixed connection of motor, the front end of bed die is equipped with closing device.

Furthermore, a first sliding groove is formed in one side, close to the upper die base, of the guide rod, a sliding block is fixedly connected to the connecting rod, and the sliding block is connected to the first sliding groove in the guide rod in a sliding mode.

Further, first spout bottom is equipped with spacing buffer, spacing buffer includes first buffer spring, first buffer block and first blotter, first buffer spring fixed connection is in the bottom of first spout, first buffer spring top and first buffer block fixed connection, first buffer block sliding connection is in first spout, first buffer block top and first blotter fixed connection.

Further, the pressing device comprises an upper pressing plate and a lower pressing plate, the upper pressing plate is fixedly connected with a sliding rod, the lower pressing plate is fixedly connected with a pressing box, the sliding rod penetrates through the top of the pressing box and is in sliding connection with the pressing box, a pull rod is arranged at the top of the sliding rod, springs are arranged on two sides of the sliding rod, the top of each spring is fixedly connected with the corresponding pull rod, the bottom of each spring is fixedly connected with the bottom of the pressing box, the bottom of the pressing box is fixedly connected with a second moving block, and the second moving block is sleeved on the lead screw.

Further, the top board includes briquetting, last arc briquetting, the bottom board includes briquetting and lower arc briquetting down, be equipped with second blotter, second buffer block and second buffer spring in the briquetting cavity down, second buffer spring fixed connection in the bottom of briquetting cavity down, second buffer spring upper end and second buffer block fixed connection, second buffer block and lower briquetting both sides sliding connection, second buffer block upper end fixed connection second blotter.

Further, the upper pressing block is right opposite to the lower pressing block, and the upper arc-shaped pressing block is right opposite to the lower arc-shaped pressing block.

Further, the upper arc-shaped pressing block and the lower arc-shaped pressing block are made of rubber elastic materials.

Advantageous effects

(1) The utility model discloses a be equipped with the guide bar on one side of last mould, at terminal crimping in-process, can guarantee the mould steady downward crimping under the drive of cylinder and piston rod, and be equipped with spacing buffer below the guide bar, at the in-process that the piston rod moved down, slider on the connecting rod slides to spacing buffer along first spout and has carried out spacing buffering to the slider, has improved crimping machine's crimping efficiency, has avoided the damage of equipment.

(2) The utility model discloses a be equipped with closing device at the bed die front end, when carrying out the terminal crimping to the wire, can stimulate the pull rod, pass down the arc briquetting with the wire and then press down the pull rod, the pull rod moves down under the effect of spring, and then drives the last briquetting of arc briquetting both sides and the lower briquetting pressfitting of arc briquetting both sides down, and then compresses tightly the wire, has avoided the risk that the hand is pressed and is existed at crimping in-process worker.

Drawings

Fig. 1 is a schematic structural view of a pneumatic terminal crimping machine according to the present invention;

fig. 2 is a cross-sectional view of the pressing device of the present invention;

fig. 3 is a schematic structural view of the pressing device of the present invention;

fig. 4 is a schematic structural view of the middle limit buffer device of the present invention.

In the figure: 1. a base; 2. a slider; 3. a support frame; 4. a transverse plate; 5. a cylinder; 6. a piston rod; 7. a connecting rod; 8. an upper die; 9. a guide bar; 10. a lead screw; 11. a first moving block; 12. a lower die; 13. a motor; 14. a pressing device; 141. an upper pressure plate; 1411. pressing the blocks; 1412. an upper arc-shaped pressing block; 142. a lower pressing plate; 1421. pressing the block; 1422. a lower arc-shaped pressing block; 1423. a second cushion pad; 1424. a second buffer block; 1425. a second buffer spring; 143. a slide bar; 144. a compaction box; 145. a pull rod; 146. a spring; 147. a second moving block; 15. a first chute; 16. a limiting buffer device; 161. a first buffer spring; 162. a first buffer block; 163. a first cushion pad.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a pneumatic terminal crimping machine comprises a base 1, a supporting frame 3 is fixedly arranged on the base 1, the top of the supporting frame 3 is connected with a transverse plate 4, the top of the transverse plate 4 is fixedly provided with a cylinder 5, the output end of the air cylinder 5 is fixedly connected with a piston rod 6, the lower end of the piston rod 6 is fixedly connected with a connecting rod 7, an upper die 8 is fixedly arranged at the lower end of the connecting rod 7, a guide rod 9 is fixedly connected at one side of the connecting rod 7 close to the support frame 3, a lead screw 10 is fixedly connected below the base 1, a first moving block 11 is sleeved on the lead screw 10, the upper end of the first moving block 11 is fixedly connected with a lower die 12, one side of the base 1 is fixedly connected with a motor 13, the output end of the motor 13 is fixedly connected with the screw rod 10, and the front end of the lower die 12 is provided with a pressing device 14.

In this embodiment, first spout 15 has been seted up to the one side that the guide bar 9 is close to the upper die base, fixedly connected with slider 2 on the connecting rod 7, slider 2 sliding connection in first spout 15 on the guide bar 9, at the crimping in-process, start cylinder 5, cylinder 5 drives piston rod 6 and moves down, and piston rod 6 drives slider 2 on the connecting rod 7 and moves down along first spout 15 this moment, and goes up mould 8 and moves down and carry out the terminal crimping to the wire to lower mould 12 department.

Referring to fig. 4, a limit buffer 16 is disposed at the bottom end of the first sliding slot 15, and includes a first buffer spring 161, a first buffer block 162 and a first buffer pad 163, the first buffer spring 161 is fixedly connected to the bottom of the first sliding chute 15, the top of the first buffer spring 161 is fixedly connected to the first buffer block 162, the first buffer block 162 is slidably connected to the first sliding groove 15, the top of the first buffer block 162 is fixedly connected to the first buffer pad 163, the sliding block 2 moves downwards in the first sliding groove 15 to the position of the limiting buffer device to extrude the first buffer pad 163, the first buffer pad 163 drives the first buffer block 162 to move downwards to extrude the first buffer spring 161, can avoid at the crimping in-process, the impulsive force is too big, causes the damage of mould 8, and can guarantee more steadily through setting up guide bar 9 that the crimping in-process has improved crimping efficiency.

In this embodiment, the pressing device 14 includes an upper pressing plate 141 and a lower pressing plate 142, the upper pressing plate 141 is fixedly connected to a sliding rod 143, the lower pressing plate 142 is fixedly connected to the bottom of a pressing box 144, the sliding rod 143 penetrates through the top of the pressing box 144 and is slidably connected to the pressing box 144, a pull rod 145 is disposed on the top of the sliding rod 143, springs 146 are disposed on two sides of the sliding rod 143, the top of each spring 146 is fixedly connected to the corresponding pull rod 145, the bottom of each spring 146 is fixedly connected to the corresponding pressing box 144, the bottom of the pressing box 144 is fixedly connected to a second moving block 147, and the second moving block 147 is sleeved on the lead screw 10.

In this embodiment, the upper pressing plate 141 includes an upper pressing block 1411 and an upper arc pressing block 1412, the lower pressing plate 142 includes a lower pressing block 1421 and a lower arc pressing block 1422, a second cushion 1423, a second cushion 1424 and a second cushion spring 1425 are disposed in a cavity of the lower pressing block 1421, the second cushion 1425 is fixedly connected to the bottom of the cavity of the lower pressing block 1421, an upper end of the second cushion spring 1425 is fixedly connected to the second cushion 1424, the second cushion 1424 is slidably connected to two sides of the lower pressing plate 142, an upper end of the second cushion 1424 is fixedly connected to the second cushion 1423, the motor 13 is started, the motor 13 drives the lead screw 10 to rotate, and further drives the upper mold 8 on the first moving block 11 and the pressing box 144 on the second moving block 147 to move leftward, at this time, the terminal is placed on the lower mold 12, and the pull rod 145 is pulled to pass through the lower arc pressing block 1422, and then the pull rod 145 is pressed, the sliding rod 143 at the bottom of the pull rod 145 moves downward under the action of the spring 146, at this time, the upper press block 1411 at two sides of the upper arc-shaped press block 1412 and the lower press block 1421 at two sides of the lower arc-shaped press block 1422 are driven to be pressed together, so as to press the wires, in the pressing process, the upper press block 1411 moves downward to be pressed together with the second cushion 1423, the second cushion 1423 drives the second cushion 1424 to slide along the cavity of the lower press block 1421, the second cushion 1424 extrudes the second cushion spring 1425, in the pressing process, the upper press plate 141 and the lower press plate 142 can be effectively protected, and the wires are prevented from being abraded due to large impact force generated by the upper press plate in the downward moving process.

In this embodiment, the upper pressing block 1411 faces the lower pressing block 1421, and the upper arc pressing block 1412 faces the lower arc pressing block 1422.

In this embodiment, the upper arc pressing block 1412 and the lower arc pressing block 1422 are made of rubber elastic materials, so that the abrasion damage of the upper arc pressing block 1412 and the lower arc pressing block 1422 to the wire can be avoided in the pressing process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pneumatic terminal crimping machine comprises a base (1), wherein a support frame (3) is fixedly mounted on the base (1), a transverse plate (4) is connected to the top of the support frame (3), and is characterized in that an air cylinder (5) is fixedly mounted at the top of the transverse plate (4), the output end of the air cylinder (5) is fixedly connected with a piston rod (6), the lower end of the piston rod (6) is fixedly connected with a connecting rod (7), an upper die (8) is fixedly mounted at the lower end of the connecting rod (7), a guide rod (9) is fixedly connected to one side, close to the support frame (3), of the connecting rod (7), a lead screw (10) is fixedly connected to the lower portion of the base (1), a first moving block (11) is sleeved on the lead screw (10), the upper end of the first moving block (11) is fixedly connected with a lower die (12), and a motor (13, the output end of the motor (13) is fixedly connected with the screw rod (10), and the front end of the lower die (12) is provided with a pressing device (14).

2. The pneumatic terminal crimping machine according to claim 1, wherein a first sliding groove (15) is formed in one side of the guide rod (9) close to the upper die base, a sliding block (2) is fixedly connected to the connecting rod (7), and the sliding block (2) is slidably connected to the first sliding groove (15) of the guide rod (9).

3. The pneumatic terminal crimping machine as claimed in claim 2, wherein a limiting and buffering device (16) is arranged at the bottom end of the first sliding chute (15), the limiting and buffering device comprises a first buffering spring (161), a first buffering block (162) and a first buffering pad (163), the first buffering spring (161) is fixedly connected to the bottom of the first sliding chute (15), the top of the first buffering spring (161) is fixedly connected with the first buffering block (162), the first buffering block (162) is slidably connected to the first sliding chute (15), and the top of the first buffering block (162) is fixedly connected with the first buffering pad (163).

4. The pneumatic terminal crimping machine as claimed in claim 1, wherein the pressing device (14) comprises an upper pressing plate (141) and a lower pressing plate (142), the upper pressing plate (141) is fixedly connected with a sliding rod (143), the lower pressing plate (142) is fixedly connected with the bottom of a pressing box (144), the sliding rod (143) penetrates through the top of the pressing box (144) and is slidably connected with the pressing box (144), a pull rod (145) is arranged at the top of the sliding rod (143), springs (146) are arranged on two sides of the sliding rod (143), the top of each spring (146) is fixedly connected with the corresponding pull rod (145) and the bottom of each spring is fixedly connected with the corresponding pressing box (144), the bottom of the pressing box (144) is fixedly connected with a second movable block (147), and the second movable block (147) is sleeved on the lead screw (10).

5. The pneumatic terminal crimping machine of claim 4, wherein the upper pressing plate (141) comprises an upper pressing block (1411) and an upper arc-shaped pressing block (1412), the lower pressing plate (142) comprises a lower pressing block (1421) and a lower arc-shaped pressing block (1422), a second cushion pad (1423), a second cushion block (1424) and a second cushion spring (1425) are arranged in a cavity of the lower pressing block (1421), the second cushion spring (1425) is fixedly connected to the bottom of the cavity of the lower pressing block (1421), the upper end of the second cushion spring (1425) is fixedly connected with the second cushion block (1424), the second cushion block (1424) is slidably connected with two sides of the lower pressing plate (142), and the upper end of the second cushion block (1424) is fixedly connected with the second cushion pad (1423).

6. A pneumatic terminal crimping machine as claimed in claim 5, characterised in that said upper pressing block (1411) is opposite to said lower pressing block (1421) and said upper arc-shaped pressing block (1412) is opposite to said lower arc-shaped pressing block (1422).

7. A pneumatic terminal crimping machine as claimed in claim 5, characterised in that said upper arcuate pressing block (1412) and lower arcuate pressing block (1422) are of rubber elastic material.