Tin ring forming device with cutting structure

Abstract

The present invention relates to the technical field of metal bending and shearing, and specifically discloses a tin ring forming device with a shearing structure, including a bearing plate, a support plate fixedly installed on the side wall of the bearing plate, two vertical support plates are arranged on the top of the support plate, a horizontal support plate is fixedly installed between the two vertical support plates, two L-shaped blocks are arranged on the bottom end of the horizontal support plate, a limiting cylinder is fixedly installed between the two L-shaped blocks, a reducing tube is installed on the inner wall of the limiting cylinder, a tungsten steel needle is tightly installed in the reducing tube, and a pulling piece for assisting in replacing the tungsten steel needle is arranged in the reducing tube; the hollow rotating platform is installed at the bottom end of the supporting plate, a ring plate is fixedly installed at the bottom end of the turntable of the hollow rotating platform, and two vertical connecting blocks are installed at the bottom end of the ring plate. The present invention has the integrated functions of tin ring forming and material withdrawal, reduces the working procedures, improves the production efficiency, and ensures the neatness of the opening position of the tin ring.

Description

Technical Field

[0001] The invention relates to the technical field of metal bending and shearing, and in particular to a tin ring forming device with a shearing structure. Background Art

[0002] When soldering DIP plug-ins, existing solder materials such as tin wire cannot evenly distribute the solder around the solder joints, which affects the stability of soldering and easily causes cold solder joints. Therefore, it is necessary to make the tin wire into a tin ring for soldering.

[0003] Ring forming is a complex process involving multiple technologies and techniques. First of all, the forming process of the tin ring determines its shape, size and precision. Common forming techniques include casting, forging and stamping.

[0004] In the existing automatic tin ring winding equipment, the tin ring forming device usually includes a wire feeding mechanism, a cutting mechanism and a forming claw cylinder. The forming process includes sending the tin wire to the tin ring guide mechanism through the wire feeding mechanism, then cutting the tin wire through the cutting mechanism, and finally the propulsion mechanism pushes the forming claw cylinder to complete the ring forming operation of the tin wire. Due to the complex process, the production efficiency is not high enough. Summary of the invention

[0005] In order to solve the above problems existing in the prior art, the present invention provides a tin ring forming device with a cutting structure, which can solve the problems raised in the above background technology.

[0006] The purpose of the present invention can be achieved through the following technical solutions:

[0007] A tin ring forming device with a cutting structure, comprising:

[0008] A load-bearing plate, a support plate is fixedly installed on the side wall of the load-bearing plate, two vertical support plates are arranged on the top of the support plate, a horizontal support plate is fixedly installed between the two vertical support plates, two L-shaped blocks are arranged on the bottom end of the horizontal support plate, a limiting cylinder is fixedly installed between the two L-shaped blocks, a reducing tube is installed on the inner wall of the limiting cylinder, a tungsten steel needle is tightly installed in the reducing tube, and a pulling piece for assisting in replacing the tungsten steel needle is arranged in the reducing tube;

[0009] A hollow rotating platform, the hollow rotating platform is installed at the bottom end of the support plate, the side wall of the hollow rotating platform is provided with an origin signal, a ring plate is fixedly installed at the bottom end of the turntable of the hollow rotating platform, two vertical connecting blocks are installed at the bottom end of the ring plate, a horizontal connecting block is fixedly installed between the two vertical connecting blocks, a limiting component for auxiliary molding of the tin ring is provided at the top end of the horizontal connecting block, and a material return component is provided at the bottom end of the horizontal connecting block;

[0010] A wire feeder, the wire feeder being mounted on a side wall of the bearing plate;

[0011] A clamping assembly, which is used to clamp the tin bar and ensure the stability of the tin bar in the horizontal direction. The clamping assembly includes an inclined plate, which is installed on the side wall of the bearing plate. A third cylinder is provided on the top of the inclined plate. A U-shaped rod is installed on the output end of the third cylinder. A limit wheel is rotatably installed on the vertical section of the U-shaped rod. The moving direction of the limit wheel is perpendicular to the central axis of the tungsten steel needle. The concave surface of the side wall of the limit wheel matches the tin bar.

[0012] A cutting component is used for cutting tin wire.

[0013] Preferably, a convex column is provided on the top of the tungsten steel needle, and the convex column of the tungsten steel needle matches the pipe of the reducer.

[0014] Preferably, the lifting member comprises a straight rod, a limiting ring is fixedly mounted on the bottom end of the straight rod, the limiting ring is slidably mounted in the reducer, the limiting ring matches the convex column of the tungsten steel needle, and a square frame is fixedly mounted on the top end of the straight rod.

[0015] Preferably, a protective cover is installed at the bottom end of the support plate through fasteners, and an open opening is provided at the bottom end of the protective cover.

[0016] Preferably, the hollow rotating platform includes a servo motor, which is mounted on the top of the hollow rotating platform shell, and the output shaft of the servo motor is connected to an adjacent gear key in the hollow rotating platform.

[0017] Preferably, the limiting assembly includes a first cylinder, which is fixedly mounted on the top of the transverse connecting block, a folding plate is mounted on the output end of the first cylinder, a forming module is mounted on the bottom end of the folding plate, and a moving direction of the forming module is perpendicular to the central axis of the tungsten steel needle.

[0018] Preferably, the molding module comprises an inclined portion and a vertical portion, the vertical portion of the molding module is provided with an arc groove on the side, and the gap between the tungsten steel needle and the molding module is used for tin ring molding.

[0019] Preferably, the material stripping assembly includes a second cylinder, which is installed at the bottom end of the transverse connecting block, and a push ring is installed at the output end of the second cylinder. The push ring is coaxially arranged with the tungsten steel needle, and the push ring is used to push down the tin ring.

[0020] Preferably, the cutting assembly includes a base, which is fixedly mounted on the side wall of the supporting plate, a fourth cylinder is arranged at the top of the base, a transverse block is installed at the output end of the fourth cylinder, an electric scissors is arranged at the bottom end of the transverse block, and the moving direction of the electric scissors is parallel to the wire feeding direction of the wire feeder.

[0021] Preferably, the origin signal includes a through-beam sensor, which is fixedly mounted on the outer wall of the shell of the hollow rotating platform, and a starting piece is provided on the turntable side wall of the hollow rotating platform, and the starting piece matches the through-beam sensor.

[0022] The beneficial effects of the present invention are:

[0023] 1. By setting the cutting component and the clamping component, the side wall of the bearing plate is fixedly installed with a support plate, the top of the support plate is provided with two vertical support plates, a horizontal support plate is fixedly installed between the two vertical support plates, and two L-shaped blocks are provided at the bottom of the horizontal support plate. A limit cylinder is fixedly installed between the two L-shaped blocks, and a reducer is installed on the inner wall of the limit cylinder. A tungsten steel needle and a wire feeder are tightly installed in the reducer. The clamping component is used to clamp the tin bar and ensure the stability of the tin bar in the horizontal direction. The clamping component includes an inclined plate, which is installed on the bearing plate. The side wall of the inclined plate is provided with a third cylinder at the top, a U-shaped rod is installed at the output end of the third cylinder, a limit wheel is rotatably installed on the vertical section of the U-shaped rod, the moving direction of the limit wheel is perpendicular to the central axis of the tungsten steel needle, and the concave surface of the side wall of the limit wheel matches the tin bar. The cutting component includes a base, the base is fixedly installed on the side wall of the bearing plate, a fourth cylinder is provided at the top of the base, a horizontal block is installed at the output end of the fourth cylinder, an electric scissors is provided at the bottom end of the horizontal block, and the moving direction of the electric scissors is parallel to the wire feeding direction of the wire feeder;

[0024] The wire feeder transports the tin bar, and the first cylinder drives the folding plate and the forming module to slide synchronously to adjust the gap between the tungsten steel needle and the forming module. The tin bar passes between the tungsten steel needle and the forming module, is extruded and bent into shape, and a tin ring is formed around the tungsten steel needle. At the same time, the third cylinder drives the U-shaped rod to slide, adjusts the position of the limiting wheel, assists in pressing the tin wire, limits the horizontal direction of the tin wire, improves the stability of the tin wire, and improves the yield of the tin ring. After the tin ring is formed, the electric scissors cut the tin bar, and then the second cylinder drives the ring pusher to move downward to remove the tin ring from the tungsten steel needle for subsequent tin ring forming. It has the integrated functions of tin ring forming and material withdrawal, and improves production efficiency.

[0025] 2. A hollow rotating platform is provided, the hollow rotating platform is installed at the bottom end of the supporting plate, an origin signal is provided on the side wall of the hollow rotating platform, a ring plate is fixedly installed at the bottom end of the turntable of the hollow rotating platform, two vertical connecting blocks are installed at the bottom end of the ring plate, a horizontal connecting block is fixedly installed between the two vertical connecting blocks, a limiting component for auxiliary forming of the tin ring is provided at the top end of the horizontal connecting block, and a material return component is provided at the bottom end of the horizontal connecting block;

[0026] Before the end of the tin bar enters between the tungsten steel needle and the forming module, the hollow rotating platform drives the ring plate to rotate, cooperates with the vertical connecting block and the horizontal connecting block, drives the first cylinder, the folding plate and the forming module to rotate synchronously, and the tangent of the arc groove on the side of the vertical part of the forming module is parallel to the conveying direction of the tin bar. After the tin ring is formed, the hollow rotating platform drives the ring plate to rotate, cooperates with the vertical connecting block and the horizontal connecting block, drives the first cylinder, the folding plate and the forming module to rotate synchronously, and the tangent of the arc groove on the side of the vertical part of the forming module is perpendicular to the conveying direction of the tin bar, ensuring the uniformity of the opening position of the tin ring.

[0027] 3. By setting a lifting piece, a lifting piece for assisting in replacing the tungsten steel needle is set in the reducer, and the lifting piece includes a straight rod, a limit ring is fixedly installed at the bottom end of the straight rod, and the limit ring is slidably installed in the reducer, the limit ring matches the convex column of the tungsten steel needle, and a square frame is fixedly installed at the top end of the straight rod;

[0028] When the tungsten steel needle needs to be replaced, hold the square frame of the lifting piece and pull it upwards, use the straight rod and the limit ring to take out the tungsten steel needle, insert the new tungsten steel needle into the reducer, and the tungsten steel needle is tightly connected to the reducer, which is convenient for replacing the tungsten steel needle. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to facilitate understanding by those skilled in the art, the present invention is further described below with reference to the accompanying drawings.

[0030] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0031] Figure 2 This is an installation structure diagram of the IO module in the present invention;

[0032] Figure 3 For the present invention Figure 2 Enlarged view of point A in the middle;

[0033] Figure 4 This is a structural diagram of the installation of the cross brace in the present invention;

[0034] Figure 5 This is a diagram of the installation structure of the limiting cylinder in the present invention;

[0035] Figure 6 The figure is a structural diagram of the reducer and the tungsten steel needle in the present invention;

[0036] Figure 7 This is a diagram of the installation structure of the tungsten steel needle and the lifting member in the present invention;

[0037] Figure 8 This is a diagram of the installation structure of the lifting member in the present invention;

[0038] Fig. 9 This is a diagram of the installation structure of the through-beam sensor in the present invention;

[0039] Fig.10 This is an installation structure diagram of the limit assembly in the present invention;

[0040] Fig.11 It is the installation structure diagram of the wire feeder in the present invention;

[0041] Fig.12 This is a diagram of the installation structure of the clamping assembly in the present invention;

[0042] Fig.13 This is a diagram of the installation structure of the cutting assembly in the present invention.

[0043] Description of reference numerals:

[0044] In the figure: 1. load-bearing plate; 11. support plate; 12. vertical support plate; 13. horizontal support plate; 14. L-shaped block; 15. limit cylinder; 16. reducer; 17. tungsten steel needle; 18. lifting piece; 19. protective cover; 2. hollow rotating platform; 21. servo motor; 22. ring plate; 23. vertical connecting block; 24. horizontal connecting block; 25. first cylinder; 26. folding plate; 27. forming module; 28. second cylinder; 29. ​​push ring; 3. wire feeder; 4. inclined plate; 41. third cylinder; 42. U-shaped rod; 43. limit wheel; 5. base; 51. fourth cylinder; 52. horizontal block; 53. electric scissors; 6. IO module; 71. through-beam sensor; 72. starting piece; 181. straight rod; 182. limit ring; 183. frame. DETAILED DESCRIPTION

[0045] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined invention purpose, the specific implementation methods, structures, features and effects of the present invention are clearly and completely described below in combination with the accompanying drawings and preferred embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0046] In the description of the present application, it should be understood that the orientation or position relationship indicated by "inside", "outside", etc. is based on the orientation or position described in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, a specific orientation structure and operation, and therefore cannot be understood as a limitation on the present application.

[0047] Reference Figure 1-Figure 13, which is a tin ring forming device with a cutting structure disclosed in the present invention, comprising: a bearing plate 1, a supporting plate 11 is fixedly installed on the side wall of the bearing plate 1, two vertical supporting plates 12 are arranged on the top of the supporting plate 11, a horizontal supporting plate 13 is fixedly installed between the two vertical supporting plates 12, two L-shaped blocks 14 are arranged on the bottom end of the horizontal supporting plate 13, a limiting cylinder 15 is fixedly installed between the two L-shaped blocks 14, a reducing tube 16 is installed on the inner wall of the limiting cylinder 15, a tungsten steel needle 17 is tightly installed in the reducing tube 16, and a convex column is arranged on the top of the tungsten steel needle 17 The boss of the tungsten steel needle 17 matches the pipe of the reducer 16. A pulling piece 18 for assisting in replacing the tungsten steel needle 17 is arranged in the reducer 16. The pulling piece 18 includes a straight rod 181. A limiting ring 182 is fixedly installed at the bottom end of the straight rod 181. The limiting ring 182 is slidably installed in the reducer 16. The limiting ring 182 matches the boss of the tungsten steel needle 17. A square frame 183 is fixedly installed at the top of the straight rod 181. A protective cover 19 is installed at the bottom of the support plate 11 through fasteners, and an open mouth is arranged at the bottom end of the protective cover 19.

[0048] The hollow rotating platform 2 is installed at the bottom end of the support plate 11, and the side wall of the hollow rotating platform 2 is provided with an origin signal, and the origin signal includes a counter-shooting sensor 71, and the counter-shooting sensor 71 is fixedly installed on the outer wall of the shell of the hollow rotating platform 2. The turntable side wall of the hollow rotating platform 2 is provided with a starting piece 72, and the starting piece 72 matches the counter-shooting sensor 71. The hollow rotating platform 2 includes a servo motor 21, and the servo motor 21 is installed at the top of the shell of the hollow rotating platform 2. The output shaft of the servo motor 21 is connected with the adjacent gear key in the hollow rotating platform 2. The bottom end of the turntable of the hollow rotating platform 2 is fixedly installed with a ring plate 22, and two vertical connecting blocks 23 are installed at the bottom end of the ring plate 22. A horizontal connecting block 24 is fixedly installed between the two vertical connecting blocks 23, and a useful A limiting component for auxiliary forming of tin rings, the limiting component includes a first cylinder 25, the first cylinder 25 is fixedly installed on the top end of the horizontal connecting block 24, a folding plate 26 is installed on the output end of the first cylinder 25, a forming module 27 is installed on the bottom end of the folding plate 26, the moving direction of the forming module 27 is perpendicular to the central axis of the tungsten steel needle 17, the forming module 27 includes an inclined portion and a vertical portion, an arc groove is arranged on the side of the vertical portion of the forming module 27, the gap between the tungsten steel needle 17 and the forming module 27 is used for tin ring forming, a material stripping component is arranged on the bottom end of the horizontal connecting block 24, the material stripping component includes a second cylinder 28, the second cylinder 28 is installed on the bottom end of the horizontal connecting block 24, a push ring 29 is installed on the output end of the second cylinder 28, the push ring 29 is coaxially arranged with the tungsten steel needle 17, and the push ring 29 is used to push down the tin ring.

[0049] The wire feeder 3 is installed on the side wall of the bearing plate 1 .

[0050] The clamping assembly is used to clamp the tin bar and ensure the stability of the tin bar in the horizontal direction. The clamping assembly includes an inclined plate 4, which is installed on the side wall of the supporting plate 1. A third cylinder 41 is provided at the top of the inclined plate 4. A U-shaped rod 42 is installed at the output end of the third cylinder 41. A limiting wheel 43 is rotatably installed on the vertical section of the U-shaped rod 42. The moving direction of the limiting wheel 43 is perpendicular to the central axis of the tungsten steel needle 17, and the concave surface of the side wall of the limiting wheel 43 matches the tin bar.

[0051] The cutting component includes a base 5, which is fixedly mounted on the side wall of the supporting plate 1. A fourth cylinder 51 is arranged at the top of the base 5, a transverse block 52 is installed at the output end of the fourth cylinder 51, and an electric scissors 53 are arranged at the bottom end of the transverse block 52. The moving direction of the electric scissors 53 is parallel to the wire feeding direction of the wire feeder 3.

[0052] IO module 6: IO module 6 is used to realize signal acquisition, data transmission and control functions.

[0053] The working principle and use process of the present invention are as follows: the wire feeder 3 conveys the tin bar, the first cylinder 25 drives the folding plate 26 and the forming module 27 to slide synchronously, adjusts the gap between the tungsten steel needle 17 and the forming module 27, and the tin bar passes between the tungsten steel needle 17 and the forming module 27, is extruded and bent into shape, and forms a tin ring around the tungsten steel needle 17. At the same time, before the end of the tin bar enters between the tungsten steel needle 17 and the forming module 27, the hollow rotating platform 2 drives the ring plate 22 to rotate, cooperates with the vertical connecting block 23 and the horizontal connecting block 24, and drives the first cylinder 25, the folding plate 26 and the forming module 27 to rotate synchronously. The tangent direction of the arc groove on the side of the vertical part of the forming module 27 is parallel to the conveying direction of the tin bar. After the tin ring is formed, the hollow rotating platform 2 drives the ring plate 22 to rotate, cooperates with the vertical connecting block 23 and the horizontal connecting block 24, and drives the first cylinder 25, The folding plate 26 and the forming module 27 rotate synchronously, and the tangent direction of the arc groove on the side of the vertical part of the forming module 27 is perpendicular to the conveying direction of the tin bar to ensure the uniformity of the opening position of the tin ring. The third cylinder 41 drives the U-shaped rod 42 to slide, adjusts the position of the limiting wheel 43, assists in pressing the tin wire, and limits the horizontal direction of the tin wire to improve the stability of the tin wire and the yield of the tin ring. After the tin ring is formed, the electric scissors 53 cut the tin bar, and then the second cylinder 28 drives the push ring member 29 to move downward to remove the tin ring from the tungsten steel needle 17 for subsequent tin ring forming; when the tungsten steel needle 17 needs to be replaced, the square frame 183 of the lifting member 18 is held and pulled upward, and the tungsten steel needle 17 is taken out with the help of the straight rod 181 and the limiting ring 182, and the new tungsten steel needle 17 is inserted into the reducer 16, and the tungsten steel needle 17 is tightly connected with the reducer 16.

[0054] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A tin ring forming device with a cutting structure, characterized in that: include: A load-bearing plate, a support plate is fixedly installed on the side wall of the load-bearing plate, two vertical support plates are arranged on the top of the support plate, a horizontal support plate is fixedly installed between the two vertical support plates, two L-shaped blocks are arranged on the bottom end of the horizontal support plate, a limiting cylinder is fixedly installed between the two L-shaped blocks, a reducing tube is installed on the inner wall of the limiting cylinder, a tungsten steel needle is tightly installed in the reducing tube, and a pulling piece for assisting in replacing the tungsten steel needle is arranged in the reducing tube; A hollow rotating platform, the hollow rotating platform is installed at the bottom end of the support plate, the side wall of the hollow rotating platform is provided with an origin signal, a ring plate is fixedly installed at the bottom end of the turntable of the hollow rotating platform, two vertical connecting blocks are installed at the bottom end of the ring plate, a horizontal connecting block is fixedly installed between the two vertical connecting blocks, a limiting component for auxiliary molding of the tin ring is provided at the top end of the horizontal connecting block, and a material return component is provided at the bottom end of the horizontal connecting block; A wire feeder, the wire feeder being mounted on a side wall of the bearing plate; A clamping assembly, which is used to clamp the tin bar and ensure the stability of the tin bar in the horizontal direction. The clamping assembly includes an inclined plate, which is installed on the side wall of the bearing plate. A third cylinder is provided on the top of the inclined plate. A U-shaped rod is installed on the output end of the third cylinder. A limit wheel is rotatably installed on the vertical section of the U-shaped rod. The moving direction of the limit wheel is perpendicular to the central axis of the tungsten steel needle. The concave surface of the side wall of the limit wheel matches the tin bar. A cutting component, wherein the cutting component is used for cutting the tin wire; The limiting assembly includes a first cylinder, which is fixedly mounted on the top of the transverse connecting block, a folding plate is mounted on the output end of the first cylinder, a forming module is mounted on the bottom end of the folding plate, and the moving direction of the forming module is perpendicular to the central axis of the tungsten steel needle; The molding module comprises an inclined portion and a vertical portion, the vertical portion of the molding module is provided with an arc groove on the side, and the gap between the tungsten steel needle and the molding module is used for tin ring molding; The material stripping assembly includes a second cylinder, which is installed at the bottom end of the transverse connecting block. A push ring is installed at the output end of the second cylinder. The push ring is coaxially arranged with the tungsten steel needle and is used to push down the tin ring.

2. The tin ring forming device with a cutting structure according to claim 1, characterized in that: A convex column is arranged on the top of the tungsten steel needle, and the convex column of the tungsten steel needle matches the pipe of the reducer.

3. The tin ring forming device with a cutting structure according to claim 2, characterized in that: The lifting member comprises a straight rod, a limiting ring is fixedly installed on the bottom end of the straight rod, the limiting ring is slidably installed in the reducer, the limiting ring matches the convex column of the tungsten steel needle, and a square frame is fixedly installed on the top end of the straight rod.

4. The tin ring forming device with a cutting structure according to claim 1, characterized in that: A protective cover is installed at the bottom end of the support plate through a fastener, and an open opening is arranged at the bottom end of the protective cover.

5. The tin ring forming device with a cutting structure according to claim 1, characterized in that: The hollow rotating platform comprises a servo motor, which is mounted on the top of the hollow rotating platform housing, and the output shaft of the servo motor is connected with an adjacent gear key in the hollow rotating platform.

6. The tin ring forming device with a cutting structure according to claim 1, characterized in that: The cutting assembly includes a base, which is fixedly mounted on the side wall of the supporting plate. A fourth cylinder is arranged at the top of the base, a transverse block is installed at the output end of the fourth cylinder, and an electric scissors is arranged at the bottom end of the transverse block. The moving direction of the electric scissors is parallel to the wire feeding direction of the wire feeder.

7. The tin ring forming device with a cutting structure according to claim 1, characterized in that: The origin signal includes a through-beam sensor, which is fixedly mounted on the outer wall of the shell of the hollow rotating platform. A starting piece is arranged on the turntable side wall of the hollow rotating platform, and the starting piece matches the through-beam sensor.

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