Double-row pin inserting machine

Abstract

The utility model discloses a double-row pin inserting machine. The double-row pin inserting machine comprises a rack, a control device, a wire feeding mechanism, a pin cutting mechanism, a material pressing mechanism and a pin cutting die, the rack comprises a workbench, and the workbench is provided with a receding opening for a wire to penetrate through. The wire feeding mechanism is arranged below the workbench, the wire feeding mechanism comprises a wire feeding driving unit, two wire feeding rollers and two wire feeding jigs which are arranged side by side front and back, the two wire feeding jigs are located below the receding opening, the wire feeding rollers are located below the wire feeding jigs, and the wire feeding driving unit drives the wire feeding rollers to rotate; the cutting needle cutting die is located above the receding opening, the cutting needle mechanism is installed above the workbench and located on the rear side of the cutting needle cutting die, the cutting needle mechanism comprises a cutting needle cutter assembly and a cutting needle driving unit, the pressing mechanism is arranged above the workbench and comprises a pressing jig and a pressing driving unit, and the pressing jig is located above the cutting needle cutting die; according to the utility model, the double-row pin insertion design is realized, multiple products can be subjected to pin insertion at one time, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of automatic pin insertion machines, in particular to a double-row pin insertion machine. Background Art

[0002] The pin insertion machine, also known as the PIN insertion machine, is used for pin insertion operations of various coil skeletons, connectors and other plastic parts that require pins. It has the advantages of simple operation and high work efficiency. It is a very practical mechanical production equipment for the electronics industry.

[0003] With the increasing diversity of electronic components, the structural limitations of traditional pin insertion machines have become apparent, and they can no longer meet the market's multiple demands for the automation, processing accuracy, and production efficiency of pin insertion machines. For example, in the prior art, a pin insertion machine for plastic-coated parts of brushless motor stators usually includes a frame and a pin feeding and insertion mechanism, a material pressing mechanism, and a positioning jig disposed on the frame. The plastic-coated parts are placed on the positioning jig, and the pins are transported to the positioning jig corresponding to the plastic-coated parts by the pin feeding and insertion mechanism. The plastic-coated parts and the pins are then pressed together by the material pressing mechanism to achieve pin insertion. Although it can achieve automatic pin insertion of the plastic-coated parts, it can only achieve single-row pin insertion at a time, and cannot simultaneously perform multi-row pin insertion on more products, resulting in low production efficiency.

[0004] Therefore, it is necessary to develop a new technology to solve the above problems. Utility Model Content

[0005] In view of this, the present invention aims to solve the deficiencies in the prior art, and its main purpose is to provide a double-row pin insertion machine, which implements a double-row pin insertion design, can insert pins into multiple products at one time, and improves production efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A double-row pin insertion machine comprises a frame, a control device, a wire feeding mechanism, a pin cutting mechanism, a material pressing mechanism and a pin cutting die;

[0008] The wire feeding mechanism, the needle cutting mechanism, and the material pressing mechanism are electrically connected to the control device respectively;

[0009] The frame includes a workbench, and the workbench has a clearance opening for the wire to pass through;

[0010] The wire feeding mechanism is arranged below the workbench, and includes a wire feeding drive unit, two wire feeding rollers, and two wire feeding fixtures arranged side by side in front and back, the two wire feeding fixtures are located below the yielding opening, the wire feeding roller is located below the wire feeding fixture, and the wire feeding drive unit drives the wire feeding roller to rotate;

[0011] The needle cutting die is located above the clearance opening, the needle cutting mechanism is installed above the workbench and located at the rear side of the needle cutting die, the needle cutting mechanism includes a needle cutting tool assembly and a needle cutting drive unit, and the needle cutting drive unit drives the needle cutting tool assembly to move toward or away from the needle cutting die;

[0012] The material pressing mechanism is arranged above the workbench, and comprises a material pressing fixture and a material pressing driving unit. The material pressing fixture is located above the needle cutting die, and the material pressing driving unit drives the material pressing fixture to move toward or away from the needle cutting die.

[0013] As a preferred solution, the wire feeding mechanism also includes a mounting frame and a supporting frame, the mounting frame and the supporting frame are arranged at a left-right interval, the upper ends of the mounting frame and the supporting frame are respectively fixedly connected to the lower end of the workbench, the wire feeding drive unit is installed on the mounting frame, the two wire feeding rollers and the two wire feeding jigs are all installed on the supporting frame, the two wire feeding rollers are arranged side by side front and back, and a wire feeding guide wheel is installed under the supporting frame.

[0014] As a preferred solution, a positioning frame for positioning the roller steel wire is provided on the frame below the wire feeding guide wheel.

[0015] As a preferred solution, positioning platforms are connected to the left and right ends below the needle cutting die, and the positioning platforms are installed on the workbench and located on one side of the clearance opening. A avoidance space for the needle cutting tool assembly to pass through is provided below the needle cutting die, and the avoidance space is connected to the clearance opening, and the needle cutting drive unit drives the needle cutting tool assembly to move toward or away from the avoidance space.

[0016] As a preferred solution, the upper end of the needle cutting die has a positioning cavity for positioning the product, the lower end of the needle cutting die has a positioning hole for the needle to pass through, the positioning hole is connected to the positioning cavity, and the wire feeding jig is provided with a through hole for the wire to pass through, and the through hole is arranged corresponding to the positioning hole.

[0017] As a preferred solution, the pressing mechanism also includes a beam frame, the lower end of the beam frame is installed on the workbench, the beam frame is horizontally arranged above the clearance port, the pressing drive unit is installed on the upper end of the beam frame, the pressing jig is installed in the beam frame through a movable frame, the upper end of the movable frame is connected to the pressing drive unit through a linkage rod, the pressing jig is installed at the lower end of the movable frame, the upper end of the linkage rod passes through the upper end of the beam frame and is connected to the pressing drive unit, the left and right ends of the movable frame are connected with sliders, the left and right inner walls of the beam frame are provided with guide rails, and the sliders are adapted to the guide rails.

[0018] As a preferred solution, both left and right ends of the front side of the crossbeam frame are connected with safety gratings, and the safety gratings are electrically connected to the control device.

[0019] As a preferred solution, the control device is provided with a touch screen, an emergency stop button, a stop button and a key power switch.

[0020] As a preferred solution, two double-start buttons arranged at intervals are provided on the front side of the upper end of the workbench, and the double-start buttons are electrically connected to the control device.

[0021] As a preferred solution, a plurality of universal casters are provided at the lower end of the frame.

[0022] Compared with the prior art, the present utility model has obvious advantages and beneficial effects. Specifically, as can be seen from the above technical solutions, it mainly realizes automatic pin insertion through the combined design of a frame, a control device, a wire feeding mechanism, a needle cutting mechanism, a material pressing mechanism and a needle cutting tool die. In particular, by including a wire feeding drive unit, two wire feeding rollers and two wire feeding jigs arranged side by side in the front and back in the wire feeding mechanism, the wire feeding drive unit drives the wire feeding rollers to rotate to realize double-row automatic wire feeding. The needle cutting mechanism includes a needle cutting tool assembly and a needle cutting drive unit, and the needle cutting drive unit drives the needle cutting tool assembly to displace towards or away from the needle cutting tool die to realize automatic wire cutting. The material pressing mechanism includes a material pressing jig and a material pressing drive unit, and the material pressing drive unit drives the material pressing jig to displace towards or away from the needle cutting tool die. In this way, it realizes a double-row pin insertion design, can insert pins into multiple products at one time, improves production efficiency, and through two double-start buttons arranged at intervals, the operator can start the equipment only by pressing the two double-start buttons with both hands at the same time, ensuring operation safety. And through the design of the safety grating, it can ensure that the equipment stops immediately when the operator reaches out to the safety grating, guaranteeing the safety of the operator.

[0023] To more clearly illustrate the structural features, technical means and the specific purposes and functions achieved by the present utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. Description of the Drawings

[0024] Figure 1 is a three-dimensional schematic diagram of the overall structure of the embodiment of the present utility model;

[0025] Figure 2 is a three-dimensional schematic diagram of the overall structure of the embodiment of the present utility model from another angle;

[0026] Figure 3 is a partial structural schematic diagram of the embodiment of the present utility model;

[0027] Figure 4 is another partial structural schematic diagram of the embodiment of the present utility model;

[0028] Figure 5It is another partial structural schematic diagram of an embodiment of the present utility model.

[0029] Explanation of the attached drawing reference numerals:

[0030] 10. Frame 11. Workbench

[0031] 12. Relief opening 13. Double-start button

[0032] 14. Universal caster 20. Control device

[0033] 21. Touch screen 22. Emergency stop button

[0034] 23. Stop button 24. Key power switch

[0035] 30. Wire feeding mechanism 31. Wire feeding drive unit

[0036] 32. Wire feeding roller 33. Wire feeding fixture

[0037] 331. Perforation 34. Mounting bracket

[0038] 35. Support frame 36. Wire feeding guide wheel

[0039] 37. Positioning bracket 40. Needle cutting mechanism

[0040] 41. Needle cutting tool assembly 42. Needle cutting drive unit

[0041] 50. Material pressing mechanism 51. Material pressing fixture

[0042] 52. Material pressing drive unit 521. Servo motor

[0043] 522. Planetary reducer 523. Electric cylinder

[0044] 53. Cross beam frame 54. Moving frame

[0045] 55. Linking rod 56. Slide block

[0046] 57. Guide rail 60. Needle cutting knife die

[0047] 61. Positioning cavity 70. Positioning table

[0048] 80. Safety light curtain 101. Transmission gear

[0049] 102. Linking gear 103. Connecting gear

[0050] 104. Auxiliary wheel. Detailed implementation manners

[0051] Please refer to Figures 1 to 5 as shown, which shows the specific structure of an embodiment of the present utility model.

[0052] A double-row pin inserting machine, comprising a frame 10, a control device 20, a wire feeding mechanism 30, a needle cutting mechanism 40, a material pressing mechanism 50 and a needle cutting tool die 60; the wire feeding mechanism 30, the needle cutting mechanism 40 and the material pressing mechanism 50 are respectively electrically connected to the control device 20; the control device 20 is provided with a touch screen 21, an emergency stop button 22, a stop button 23 and a key power switch 24. The frame 10 includes a workbench 11, and the workbench 11 has a relief opening 12 for the wire to pass through; the wire feeding mechanism 30 is arranged below the workbench 11, the wire feeding mechanism 30 includes a wire feeding driving unit 31, two wire feeding rollers 32 and two wire feeding jigs 33 arranged side by side front and back, the two wire feeding jigs 33 are located below the relief opening 12, the wire feeding rollers 32 are located below the wire feeding jigs 33, and the wire feeding driving unit 31 drives the wire feeding rollers 32 to rotate; the needle cutting tool die 60 is located above the relief opening 12, the needle cutting mechanism 40 is installed above the workbench 11 and behind the needle cutting tool die 60, the needle cutting mechanism 40 includes a needle cutting tool assembly 41 and a needle cutting driving unit 42, and the needle cutting driving unit 42 drives the needle cutting tool assembly 41 to displace towards or away from the needle cutting tool die 60; the material pressing mechanism 50 is arranged above the workbench 11, the material pressing mechanism 50 includes a material pressing jig 51 and a material pressing driving unit 52, the material pressing jig 51 is located above the needle cutting tool die 60, and the material pressing driving unit 52 drives the material pressing jig 51 to displace towards or away from the needle cutting tool die 60. During operation, the wire feeding driving unit 31 drives the two wire feeding rollers 32 to rotate to respectively convey steel wires to the two wire feeding jigs 33, and under the drive of the wire feeding driving unit 31, the steel wires are fed into the needle cutting tool die 60. The product is placed above the needle cutting tool die 60. At this time, multiple steel wires respectively correspond to multiple holes of multiple products. Then, the material pressing driving unit 52 drives the material pressing jig 51 to press down the product to relatively press and insert the steel wires into the holes of the product. Then, the needle cutting driving unit 42 drives the needle cutting tool assembly 41 to cut off the steel wires. In this way, the pin insertion can be completed; in addition, before placing the product above the needle cutting tool die 60, the needle cutting driving unit 42 can also drive the needle cutting tool assembly 41 to cut off the steel wires to obtain pins of a specified length. At this time, the pins are located on the needle cutting tool die 60. Then, the product is placed, and the material pressing driving unit 52 drives the material pressing jig 51 to press down the product to relatively press and insert the pins into the holes of the product.

[0053] Specifically, in this embodiment, the wire feeding mechanism 30 also includes a mounting frame 34 and a support frame 35, and the mounting frame 34 and the support frame 35 are arranged at a left-right interval, and the upper ends of the mounting frame 34 and the support frame 35 are respectively fixedly connected to the lower end of the workbench 11, and the wire feeding drive unit 31 is installed on the mounting frame 34, and the two wire feeding rollers 32 and the two wire feeding fixtures 33 are all installed on the support frame 35, and the two wire feeding rollers 32 are arranged side by side front and back, and a wire feeding guide wheel 36 is installed below the support frame 35. Here, the wire feeding drive unit 31 is preferably a motor, the output shaft of the motor is connected to a transmission gear 101, the transmission gear 101 is meshed with a linkage gear 102, one of the two wire feeding rollers 32 is connected to the linkage gear 102, the two wire feeding rollers 32 are connected by a connecting gear 103, and each wire feeding roller 32 is provided with an auxiliary wheel 104 on one side, and the auxiliary wheel 104 is installed on the support frame 35, and the input side of each wire feeding fixture 33 is provided between the corresponding wire feeding roller 32 and the corresponding auxiliary wheel 104. And, in this embodiment, a positioning frame 37 for positioning the roller steel wire is provided on the frame 10 below the wire feeding guide wheel 36, and a plurality of roller steel wires are installed on the positioning frame 37.

[0054] The left and right ends of the lower part of the needle cutting die 60 are connected with positioning platforms 70, which are installed on the workbench 11 and located on one side of the clearance opening 12. A clearance space for the needle cutting tool assembly 41 to pass through is provided below the needle cutting die 60, and the clearance space is connected to the clearance opening 12. The needle cutting drive unit 42 drives the needle cutting tool assembly 41 to move toward or away from the clearance space, so that the needle cutting tool assembly 41 can smoothly extend into the lower part of the needle cutting die 60 to cut the steel wire. And, the needle cutting drive unit 42 is preferably a cylinder.

[0055] The upper end of the needle cutting die 60 has a positioning cavity 61 for positioning the product, and the lower end of the needle cutting die 60 has a positioning hole for the needle to pass through, and the positioning hole is connected to the positioning cavity 61. The wire feeding fixture 33 is provided with a through hole 331 for the wire to pass through, and the through hole 331 is arranged corresponding to the positioning hole. In this way, the steel wire can extend upward from the through hole 331 and be smoothly fed into the positioning hole and then correspond to the hole position on the product in the positioning cavity 61.

[0056] The pressing mechanism 50 also includes a crossbeam frame 53, the lower end of which is mounted on the workbench 11, and the crossbeam frame 53 is arranged in a straddling manner above the clearance port 12, the pressing drive unit 52 is installed at the upper end of the crossbeam frame 53, the pressing fixture 51 is installed in the crossbeam frame 53 through a movable frame 54, the upper end of the movable frame 54 is connected to the pressing drive unit 52 through a linkage rod 55, the pressing fixture 51 is installed at the lower end of the movable frame 54, the upper end of the linkage rod 55 passes through the upper end of the crossbeam frame 53 and is connected to the pressing drive unit 52, the left and right ends of the movable frame 54 are connected with sliders 56, the left and right inner walls of the crossbeam frame 53 are provided with guide rails 57, and the sliders 56 are adapted to the guide rails 57. And, in this embodiment, the left and right ends of the front side of the crossbeam frame 53 are connected to safety gratings 80, and the safety gratings 80 are electrically connected to the control device 20. In this way, through the design of the safety grating 80, it can be ensured that the equipment stops when the staff reaches the safety grating 80, thereby ensuring the safety of the staff.

[0057] The pressing drive unit 52 is a servo electric cylinder, which includes a servo motor 521, a planetary reducer 522 and an electric cylinder 523. The output side of the servo motor 521 is connected to the planetary reducer 522, the output side of the planetary reducer 522 is connected to the electric cylinder 523, and the linkage rod 55 is connected to the electric cylinder 523. In addition, the servo electric cylinder can directly adopt the existing servo electric cylinder, and the pressing drive unit 52 can also adopt other existing drives, such as a cylinder or a motor, as long as it can drive the linkage rod 55 to drive the pressing fixture 51 to move up and down.

[0058] Furthermore, in this embodiment, two double start buttons 13 arranged at intervals are provided on the front side of the upper end of the workbench 11, and the double start buttons 13 are electrically connected to the control device 20. In this way, the two double start buttons 13 arranged at intervals can enable the staff to press the two double start buttons 13 with both hands at the same time to start the equipment, thereby ensuring operational safety; furthermore, a plurality of universal casters 14 are provided at the lower end of the frame 10, so that it can be moved by the universal casters 14, which is convenient for switching machine models and faster in changing production.

[0059] In summary, the design focus of the present utility model lies in that it mainly realizes automatic needle insertion through the combination design of a frame, a control device, a wire feeding mechanism, a needle cutting mechanism, a material pressing mechanism, and a needle cutting knife die. In particular, by including a wire feeding drive unit, two wire feeding rollers, and two wire feeding fixtures arranged side by side front and back in the wire feeding mechanism, the wire feeding drive unit drives the wire feeding rollers to rotate to achieve double-row automatic wire feeding. The needle cutting mechanism includes a needle cutting tool assembly and a needle cutting drive unit, and the needle cutting drive unit drives the needle cutting tool assembly to displace towards or away from the needle cutting knife die to achieve automatic wire cutting. The material pressing mechanism includes a material pressing fixture and a material pressing drive unit, and the material pressing drive unit drives the material pressing fixture to displace towards or away from the needle cutting knife die. In this way, it realizes a double-row needle insertion design, can perform needle insertion on multiple products at one time, improves production efficiency, and, through two double-start buttons arranged at a distance, enables the operator to start the equipment only when both hands simultaneously press the two double-start buttons, ensuring operation safety. Moreover, through the design of a safety light curtain, it can ensure that the equipment stops immediately when the operator reaches out to the safety light curtain, guaranteeing the safety of the operator.

[0060] As described above, it is only a preferred embodiment of the present utility model, and does not impose any limitation on the technical scope of the present utility model. Therefore, any minor modifications, equivalent changes, and modifications made to the above embodiments based on the technical essence of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. A double-row pin inserter, characterized in that: It includes a frame, a control device, a wire feeding mechanism, a needle cutting mechanism, a material pressing mechanism and a needle cutting knife die; The wire feeding mechanism, the needle cutting mechanism and the material pressing mechanism are respectively electrically connected to the control device; The frame includes a workbench which has a relief opening for the wire to pass through; The wire feeding mechanism is arranged below the workbench. The wire feeding mechanism includes a wire feeding driving unit, two wire feeding rollers and two wire feeding fixtures arranged side by side front and back. The two wire feeding fixtures are located below the relief opening. The wire feeding rollers are located below the wire feeding fixtures. The wire feeding driving unit drives the wire feeding rollers to rotate; The needle cutting knife die is located above the relief opening. The needle cutting mechanism is installed above the workbench and behind the needle cutting knife die. The needle cutting mechanism includes a needle cutting tool assembly and a needle cutting driving unit. The needle cutting driving unit drives the needle cutting tool assembly to displace towards or away from the needle cutting knife die; The material pressing mechanism is arranged above the workbench. The material pressing mechanism includes a material pressing fixture and a material pressing driving unit. The material pressing fixture is located above the needle cutting knife die. The material pressing driving unit drives the material pressing fixture to displace towards or away from the needle cutting knife die.

2. The double-row pin inserter according to claim 1, wherein: The wire feeding mechanism further includes a mounting frame and a support frame. The mounting frame and the support frame are arranged at a left - right interval. The upper ends of the mounting frame and the support frame are respectively fixedly connected to the lower end of the workbench. The wire feeding driving unit is installed on the mounting frame. The two wire feeding rollers and the two wire feeding fixtures are all installed on the support frame. The two wire feeding rollers are arranged side by side front and back. A wire feeding guide wheel is installed below the support frame.

3. The double-row pin inserter according to claim 2, characterized in that: Below the wire feeding guide wheel, a positioning frame for positioning the drum steel wire is arranged on the frame.

4. The double-row pin inserter according to claim 1, wherein: At the left and right ends below the needle cutting knife die, positioning tables are connected. The positioning tables are installed on the workbench and on one side of the relief opening. Below the needle cutting knife die, an avoidance space for the needle cutting tool assembly to pass through is provided. The avoidance space is communicated with the relief opening. The needle cutting driving unit drives the needle cutting tool assembly to displace towards or away from the avoidance space.

5. The double-row pin inserter according to claim 1, wherein: The upper end of the needle cutting knife die has a positioning cavity for positioning the product. The lower end of the needle cutting knife die has a positioning hole for the needle to pass through. The positioning hole is communicated with the positioning cavity. The wire feeding fixture is provided with a perforation for the wire to pass through. The perforation is arranged corresponding to the positioning hole.

6. The double-row pin inserter according to claim 1, wherein: The material pressing mechanism further includes a cross beam frame. The lower end of the cross beam frame is installed on the workbench. The cross beam frame is arranged in a spanning manner above the relief opening. The material pressing driving unit is installed at the upper end of the cross beam frame. The material pressing fixture is installed in the cross beam frame through a moving frame. The upper end of the moving frame is connected to the material pressing driving unit through a linkage rod. The material pressing fixture is installed at the lower end of the moving frame. The upper end of the linkage rod passes through the upper end of the cross beam frame and is connected to the material pressing driving unit. Sliders are connected to the left and right ends of the moving frame. Guide rails are arranged on the left and right inner side walls of the cross beam frame. The sliders are adapted to the guide rails.

7. The double-row pin inserter according to claim 6, wherein: Safety light curtains are connected to the left and right ends on the front side of the cross beam frame. The safety light curtains are electrically connected to the control device.

8. The double-row pin inserter according to claim 1, wherein: The control device is provided with a touch screen, an emergency stop button, a stop button and a key power switch.

9. The double-row pin inserter according to claim 1, wherein: Two double-start buttons arranged at intervals are provided on the front side of the upper end of the workbench, and the double-start buttons are electrically connected to the control device.

10. The double-row pin inserter according to claim 1, wherein: A plurality of universal casters are provided at the lower end of the frame.

Images