CN218887785U

CN218887785U - Cam cuts off contact pin device

Info

Publication number: CN218887785U
Application number: CN202320058785.2U
Authority: CN
Inventors: 董振振
Original assignee: Weixiang Electronic Technology Anhui Co ltd
Current assignee: Weixiang Electronic Technology Anhui Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-04-18
Anticipated expiration: 2033-01-09

Abstract

The utility model provides a pair of cam cuts off contact pin device relates to contact pin device technical field, has overcome the complicated, the coarse technical defect of transmission of current contact pin device, including the ratchet that drives the terminal, its characterized in that: the product of the utility model utilizes the servo motor to drive the cam shaft, the synchronizing wheel rotates for a circle to complete a cycle, the efficiency is high, the action is coherent, and the speed is high; the periodic control is conveniently realized.

Description

Cam pin cutting device

Technical Field

The utility model belongs to the technical field of the contact pin device, in particular to cam cuts off contact pin device.

Background

The connector terminal used in the automobile parts mainly functions as an interface for electrical connection or signal transmission. The terminal includes two parts of working of plastics and contact pin, and the shape of contact pin is different, need insert the working of plastics with the contact pin during the equipment, and requires working of plastics and contact pin not to damage indeformable, to the normal position degree of contact pin, height, the degree of depth of impressing etc. all has higher requirement.

In the prior art, a cylinder feeding mechanism is used, so that high speed and low efficiency are not easy to realize; the cam feeding mechanism is not easy to adjust, and the adjusting and maintaining difficulty is high.

As shown in the following figure 1, a pin cutting mechanism in the prior art is sequentially driven by a positioning cylinder 21, a pushing cylinder 22, a clamping cylinder 23, a cutting cylinder 24, a rotating cylinder 26, a rotating shaft seat 27 and an inserting cylinder 25 to cut and insert a workpiece, and the terminal is cut and inserted through time delay matching between actions.

Chinese patent document CN207338889U, published as 2018.05.08, entitled an authorized patent for a pin cutting device of a terminal of an automotive connector, which includes a cutting mechanism and a pin inserting mechanism, wherein the movement of the cutting mechanism is controlled by a first cam set, the movement of the pin inserting mechanism is controlled by a second cam set, and the movement of the first cam set and the second cam set are driven by a servo motor. The utility model discloses a heterotypic PIN cam insertion mechanism realizes that the material area pay-off, cut off, the high-efficient orderly ground of contact PIN goes on steadily, saves the cost of labor, improves precision and efficiency.

In the above patent documents, there are still technical defects of many devices, complexity and inaccurate transmission, and how to improve the production efficiency and quality of the pin inserting device is a technical problem that needs to be solved currently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a cam cuts off contact pin device to solve the above-mentioned technical problem that exists among the prior art.

According to the above-mentioned purpose, the basic technical scheme of the utility model is: the utility model provides a cam cuts off contact pin device, is including the ratchet that drives the terminal, its characterized in that: the ratchet wheel drive product terminal get into in the clamping unit, clamping unit through pressing from both sides tight cam drive, the tight cam of clamp install on the transmission shaft, the transmission shaft pass through the drive belt and be connected with the servo motor transmission, the transmission shaft on still be equipped with the cutter cam, cutter cam drive cutter unit cut the product terminal, cutter cam and the tight transmission shaft between the cam of clamp on still be equipped with insert the cam and push into the cam, the top go into the cam and push into the part and be connected with transmission mutually.

Furthermore, the ratchet wheel is in driving connection with the stepping motor.

Furthermore, the clamping component is connected with a clamping cam through a sliding block, and the clamping cam drives the sliding block to move through rotation to drive the clamping component to move.

Furthermore, after the inserting cam rotates, the terminal is driven to be inserted into the plastic product.

Furthermore, after the jacking cam rotates, the jacking component is driven to push the terminal inserted into the plastic product.

Furthermore, a gear reduction mechanism is arranged between the transmission shaft and the servo motor.

Further, the transmission belt is a synchronous belt.

Compared with the prior art, the utility model discloses an advantage and beneficial effect:

1. the utility model is driven by a servo motor through the cam shaft, the cam drives the slide block to mechanically move, the synchronizing wheel rotates for one circle to complete one period, the production speed can realize 500 pcs/min insertion, the production efficiency is 10 times of that of the original mechanism, and the efficiency is high;

2. the utility model realizes that the cutting, inserting and jacking of the terminal are completed successively in a period by driving the cutting mechanism and the inserting mechanism through the camshaft, can realize the high-speed cutting and inserting synchronous operation of hardware (terminals, elastic pieces and the like) of the connector, and has coherent action and high speed;

3. the utility model discloses the product passes through cam and frock part linkage, converts the rotary motion into the horizontal drive action, conveniently realizes periodic control.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a prior art product;

FIG. 2 is a schematic diagram of the principle structure of the product embodiment of the present invention;

in the figure: 1. a servo motor; 2. a transmission belt; 3. a drive shaft; 4. a clamping cam; 5. a clamping member; 6. a cutter cam; 7. a cutter member; 8. inserting a cam; 9. jacking the cam; 10. pushing the component in; 11. a ratchet wheel; 12. a stepping motor; 21. positioning the air cylinder; 22. a material pushing cylinder; 23. a clamping cylinder; 24. a cutting cylinder; 25. inserting the cylinder; 26. a rotating cylinder; 27. a rotating shaft seat.

Detailed Description

Combine fig. 2, do the utility model relates to a cam cuts off insertion pin device embodiment structure intention, this cam cuts off insertion pin device, including the ratchet 11 that drives the terminal, ratchet 11 drive the product terminal and get into in clamping part 5, clamping part 5 drive through pressing from both sides tight cam 4, tight cam 4 of clamp install on transmission shaft 3, transmission shaft 3 pass through drive belt 2 and be connected with servo motor 1 transmission, transmission shaft 3 on still be equipped with cutter cam 6, cutter cam 6 drive cutter part 7 cut the product terminal, cutter cam 6 and the tight cam 4 of clamp on transmission shaft 3 between still be equipped with insert cam 8 and push into cam 9, push into cam 9 and push into part 10 looks transmission and be connected, ratchet 11 drive by step motor 12 and connect, clamping part 5 be connected with pressing from both sides tight cam 4 through the slider, tight cam 4 of clamp move through rotatory drive slider drive clamping part 5, insert cam 8 rotatory back, drive the terminal insert in the plastic products, push into the rotatory back of cam 9, push into the top and drive the smooth drive of slide block and drive clamping part through the slip, the drive mechanism is the steady drive power of drive belt in can not only for the synchronous motor input of this synchronous motor, the synchronous motor is the synchronous motor, and the synchronous drive mechanism is the synchronous motor is equipped with the synchronous motor and is the synchronous motor is improved.

During operation, servo motor 1 drives the cam on the synchronous pulley of hold-in range 2, the cam promotes the connecting block and carries out 3 transmission terminal pay-offs of transmission shaft in proper order, it presss from both sides the terminal to press from both sides tight work piece with the drive of tight cam 4, cutter cam 6 cuts off the material with terminal even, insert cam 8 and drive the slide and carry out the contact pin and target in place after cutter cam 6 and insert cam 8 and open, it drives the work piece and carry out the secondary positioning action again to push into cam 9, a cycle is accomplished to the rotatory round of synchronous pulley, production speed can realize inserting 500 pcs/min, production efficiency is 10 times of former mechanism, new mechanism drives slider mechanical action for the cam, there is not action cooperation time delay, the conflict, unusual emergence such as interference.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although used more herein: 1. a servo motor; 2. a transmission belt; 3. a drive shaft; 4. a clamping cam; 5. a clamping member; 6. a cutter cam; 7. a cutter member; 8. inserting a cam; 9. jacking the cam; 10. pushing the component in; 11. a ratchet wheel; 12. a stepping motor; 21. positioning the air cylinder; 22. a material pushing cylinder; 23. a clamping cylinder; 24. a cutting cylinder; 25. inserting the cylinder; 26. a rotating cylinder; 27. rotation axis seats and the like, but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

The cam pin cutting device provided by the present invention is introduced above, and the specific preferred embodiment applied in this introduction is right the principle and the implementation of the present invention are explained, these embodiments are only used to help understanding the present invention, it should be pointed out that, for the ordinary skilled in the art, without departing from the design concept of the present invention, the embodiments in the above embodiments can be further combined or replaced, and can be right the present invention has a plurality of improvements and modifications, and these improvements and modifications also fall into the protection scope of the claims of the present invention.

Claims

1. The utility model provides a cam cuts off contact pin device, is including ratchet (11) that drive the terminal, its characterized in that: ratchet (11) drive the product terminal and get into in the clamping unit (5), clamping unit (5) through pressing from both sides tight cam (4) drive, press from both sides tight cam (4) and install on transmission shaft (3), transmission shaft (3) be connected with servo motor (1) transmission through drive belt (2), transmission shaft (3) on still be equipped with cutter cam (6), cutter cam (6) drive cutter unit (7) cut the product terminal, cutter cam (6) and press from both sides transmission shaft (3) between the tight cam (4) on still be equipped with insert cam (8) and push into cam (9), push into cam (9) and push into part (10) transmission connection mutually.

2. The cam severing pin device of claim 1, wherein: the ratchet wheel (11) is in driving connection with a stepping motor (12).

3. The cam severing pin device of claim 1, wherein: the clamping component (5) is connected with the clamping cam (4) through a sliding block, and the clamping cam (4) drives the sliding block to move through rotation to drive the clamping component (5) to move.

4. The cam severing pin device of claim 1, wherein: after the inserting cam (8) rotates, the terminal is driven to be inserted into the plastic product.

5. The cam severing pin device of claim 4, wherein: and after the jacking cam (9) rotates, the jacking part (10) is driven to push the terminal inserted into the plastic product to enter the plastic product.

6. The cam severing pin device of claim 1, wherein: and a gear speed reducing mechanism is arranged between the transmission shaft (3) and the servo motor (1).

7. The cam severing pin device of claim 1, wherein: the transmission belt (2) is a synchronous belt.