A tin wire forming machine for a circuit board

Abstract

The utility model provides a kind of tin wire forming machine for circuit board, comprising: base.The utility model provides a kind of tin wire forming machine for circuit board, by being set as an integral whole to forming device and extruding device, first clamping plate and second clamping plate are set on the surface of support plate, so that forming device and extruding device are installed on the surface of support plate, cooperate hydraulic cylinder output shaft movement to push extruding device and move extruding forming device downwards, operator can be separated by disassembling bolt from thread groove so that first clamping plate, second clamping plate and support plate separate, different styles of forming device and extruding device can be replaced to process different shape tin wire, the device simple structure, practicality is strong, different shape forming groove and briquetting forming device can be replaced according to requirement, different shape tin wire is processed by forming machine, the practicality of forming processing machine is improved, reduces enterprise cost expenditure.

Description

Technical Field

[0001] This utility model relates to the field of solder wire forming, and in particular to a solder wire forming machine for circuit boards. Background Technology

[0002] Printed circuit boards (PCBs) are essential components of the electronics industry. Almost every electronic device, from small items like watches and calculators to large systems like computers, communication devices, and military weaponry, requires PCBs to enable electrical interconnection between integrated circuits and other electronic components. A PCB consists of an insulating substrate, connecting wires, and solder pads for mounting and soldering electronic components, serving the dual function of conductive traces and an insulating base.

[0003] In existing solder wire forming equipment, the solder wire is stamped by the upper die to process it into the required shape. However, the solder wire forming machine for circuit boards can only extrude and form one type of solder wire. Since there are many shapes of solder wire, factories need to install multiple solder wire forming equipment when making solder wire, which increases the economic expenditure of enterprises and has poor practicality.

[0004] Therefore, it is necessary to provide a tin wire forming machine for circuit boards to solve the above-mentioned technical problems. Utility Model Content

[0005] This utility model provides a solder wire forming machine for circuit boards, which solves the problem that the solder wire forming machine for circuit boards can only extrude and form solder wire of one shape. Since there are many shapes of solder wire, factories need to install multiple solder wire forming equipment when making solder wire, which increases the economic expenditure of enterprises and has poor practicality.

[0006] To solve the above-mentioned technical problems, this utility model provides a solder wire forming machine for circuit boards, comprising: a base; Mounting plates, two of which are fixedly mounted on the top of the base on both sides respectively. A support plate is fixedly mounted on one side of the mounting plate. A threaded hole is opened in the middle of the top of the support plate. A forming device is fitted on the outer surface of the support plate. The forming device includes a mounting base, a forming groove, a vertical plate, a first clamping plate, a second clamping plate, a threaded groove, a sliding groove, a sliding rod, and a first spring. Two first clamping plates are fixedly mounted on both sides of the outer surface of the mounting base. Two second clamping plates are fixedly mounted on the bottom of both sides of the outer surface of the mounting base. The threaded groove connects to the middle of the top of the first and second clamping plates. Three forming grooves are opened at equal intervals from left to right on the top of the mounting base. Two vertical plates are fixedly mounted on both sides of the top of the mounting base. The sliding groove is opened in the middle of the side of the vertical plate. The sliding rod is fixedly mounted inside the sliding groove. The first spring is fitted on the bottom of the outer surface of the sliding rod. A bolt is threaded into the threaded groove. An extrusion device is slidably mounted on the surface of the forming device. The extrusion device includes a moving plate, pressure blocks, and sliders. The moving plate is disposed on the surface of the vertical plate. Two sliders are respectively fixedly mounted in the middle of the left and right sides of the outer surface of the moving plate. Three pressure blocks are fixedly mounted at equal intervals from left to right at the bottom of the moving plate.

[0007] A fixing plate is fixedly installed on the top of one side of the mounting plate. Hydraulic cylinders are fixedly installed on both sides of the bottom of the fixing plate, and the output shaft of the hydraulic cylinders is fixedly connected to a pressing plate.

[0008] Preferably, a connecting plate is fixedly installed on the rear side of the top of the base, a blower is fixedly installed on the rear side of the connecting plate, and an exhaust pipe is fixedly connected to the front side of the blower.

[0009] Preferably, the first card plate and the second card plate are respectively disposed at the top and bottom of the support plate, the threaded groove and the threaded hole are connected, the three forming grooves and the three pressing blocks are respectively vertically corresponding, and the pressing blocks and the forming grooves are adapted to each other.

[0010] Preferably, the slider is sleeved on the top of the outer surface of the slide rod, the bottom end of the first spring is fixedly connected to the bottom of the inner cavity of the slide groove, the top end of the first spring is fixedly connected to the top of the slider, and the restoring force of the first spring pushes the slider to move upward.

[0011] Preferably, the top of the first card plate has a connecting hole, and both sides of the inner wall of the connecting hole have moving grooves. A limiting rod is fixedly installed inside the moving groove. A second spring is sleeved on the top of the outer surface of the limiting rod, and a limiting device is sleeved on the bottom of the outer surface of the limiting rod. The top of the support plate has a card slot.

[0012] Preferably, the limiting device includes a movable rod, a locking block is fixedly installed at the bottom end of the movable rod, pressing blocks are fixedly installed on both sides of the outer surface of the movable rod, a stop block is fixedly installed at the top end of the movable rod, and a pull rod is fixedly installed at the top of the stop block.

[0013] Preferably, the card block is triangular in shape, the card slot is triangular in shape, the card block and the card slot are adapted to each other, the bottom end of the second spring is fixedly connected to the pressing block, and the restoring force of the second spring pushes the pressing block to move downward.

[0014] Compared with related technologies, the solder wire forming machine for circuit boards provided by this utility model has the following beneficial effects: This utility model provides a solder wire forming machine for circuit boards. By integrating the forming device and the extrusion device, a first clamping plate and a second clamping plate are fitted onto the surface of a support plate, so that the forming device and the extrusion device are mounted on the surface of the support plate. With the help of the hydraulic cylinder output shaft, the extrusion device is moved downward to extrude the forming device. The operator can remove the bolts to disengage the threaded groove, thereby separating the first clamping plate, the second clamping plate and the support plate. Different types of forming devices and extrusion devices can be replaced to process solder wires of different shapes. This device has a simple structure and strong practicality. Different shapes of forming grooves and pressing blocks can be replaced according to needs, which facilitates the forming machine to process solder wires of different shapes, improves the practicality of the forming machine and reduces enterprise costs. Attached Figure Description

[0015] Figure 1 A schematic diagram of the structure of a first embodiment of a tin wire forming machine for circuit boards provided by this utility model; Figure 2 for Figure 1 The diagram shows a side view of the base. Figure 3 for Figure 1 The diagram shows the structure of the molding device. Figure 4 for Figure 3 The enlarged schematic diagram at point A is shown below; Figure 5 for Figure 3 The diagram shows the structure of the extrusion device. Figure 6 for Figure 1 The diagram shows the support plate. Figure 7 A schematic diagram of the second embodiment of a tin wire forming machine for circuit boards provided by this utility model; Figure 8 for Figure 7 The enlarged schematic diagram at point B is shown below; Figure 9 for Figure 8 The diagram shows the structure of the limiting device.

[0016] The diagram is labeled as follows: 1. Base, 2. Mounting plate, 3. Support plate, 4. Forming device, 41. Mounting seat, 42. Forming groove, 43. Vertical plate, 44. First clamping plate, 45. Second clamping plate, 46. Threaded groove, 47. Slide groove, 48. Slide rod, 49. First spring, 5. Extrusion device, 51. Moving plate, 52. Pressure block, 53. Sliding block, 6. Bolt, 7. Fixing plate, 8. Hydraulic cylinder, 9. Extrusion plate, 10. Connecting plate, 11. Blowing device, 12. Exhaust pipe, 13. Threaded hole, 14. Connecting hole, 15. Moving groove, 16. Slot, 17. Limiting device, 171. Moving rod, 172. Extrusion block, 173. Clamping block, 174. Stop block, 175. Pull rod, 18. Limiting rod, 19. Second spring. Detailed Implementation

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0018] Please refer to the following: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ,in, Figure 1 A schematic diagram of the structure of a first embodiment of a tin wire forming machine for circuit boards provided by this utility model; Figure 2 for Figure 1 The diagram shows a side view of the base. Figure 3 for Figure 1 The diagram shows the structure of the molding device. Figure 4 for Figure 3 The enlarged schematic diagram at point A is shown below; Figure 5 for Figure 3 The diagram shows the structure of the extrusion device. Figure 6 for Figure 1 The diagram shows a support plate. A circuit board solder wire forming machine includes: a base 1; Mounting plates 2 are fixedly mounted on both sides of the top of the base 1. A support plate 3 is fixedly mounted on one side of each mounting plate 2. A threaded hole 13 is opened in the middle of the top of the support plate 3. A forming device 4 is fitted on the outer surface of the support plate 3. The forming device 4 includes a mounting base 41, a forming groove 42, a vertical plate 43, a first clamping plate 44, a second clamping plate 45, a threaded groove 46, a sliding groove 47, a sliding rod 48, and a first spring 49. The two first clamping plates 44 are fixedly mounted on both sides of the outer surface of the mounting base 41, and the two second clamping plates 45 are fixedly mounted on both sides of the base 1. The mounting base 41 is fixedly installed on the bottom of both sides of its outer surface. The threaded groove 46 is connected to the middle of the top of the first clamping plate 44 and the second clamping plate 45. The three forming grooves 42 are equidistantly opened from left to right on the top of the mounting base 41. The two vertical plates 43 are fixedly installed on both sides of the top of the mounting base 41. The sliding groove 47 is opened in the middle of the side of the vertical plate 43. The sliding rod 48 is fixedly installed inside the sliding groove 47. The first spring 49 is sleeved on the bottom of the outer surface of the sliding rod 48. The threaded groove 46 is threaded with a bolt 6. The extrusion device 5 is slidably mounted on the surface of the forming device 4. The extrusion device 5 includes a moving plate 51, pressure blocks 52 and sliders 53. The moving plate 51 is disposed on the surface of the vertical plate 43. Two sliders 53 are respectively fixedly mounted in the middle of the left and right sides of the outer surface of the moving plate 51. Three pressure blocks 52 are fixedly mounted at equal intervals from left to right at the bottom of the moving plate 51.

[0019] A fixing plate 7 is fixedly installed on the top of one side of the mounting plate 2. Hydraulic cylinders 8 are fixedly installed on both sides of the bottom of the fixing plate 7. The output shaft of the hydraulic cylinder 8 is fixedly connected to a pressing plate 9.

[0020] A connecting plate 10 is fixedly installed on the rear side of the top of the base 1, and a blower 11 is fixedly installed on the rear side of the connecting plate 10. An exhaust pipe 12 is fixedly connected to the front side of the blower 11.

[0021] The first card plate 44 and the second card plate 45 are respectively disposed on the top and bottom of the support plate 3. The threaded groove 46 and the threaded hole 13 are connected. The three forming grooves 42 and the three pressing blocks 52 are respectively vertically corresponding. The pressing blocks 52 and the forming grooves 42 are adapted to each other.

[0022] The slider 53 is sleeved on the top of the outer surface of the slide rod 48. The bottom end of the first spring 49 is fixedly connected to the bottom of the inner cavity of the slide groove 47, and the top end of the first spring 49 is fixedly connected to the top of the slider 53. The restoring force of the first spring 49 pushes the slider 53 to move upward.

[0023] The working principle of the solder wire forming machine for circuit boards provided by this utility model is as follows: During operation, the user first places the first clamping plate 44 and the second clamping plate 45 on the outer surface of the support plate 3, respectively. After the threaded groove 46 and the threaded hole 13 are connected and aligned, the bolt 6 is threaded into the threaded groove 46 and the threaded hole 13, thus restricting the first clamping plate 44 and the second clamping plate 45 to the outer surface of the support plate 3.

[0024] The output shaft of the hydraulic cylinder 8 is controlled by an external power source to move downward, which in turn moves the extrusion plate 9 downward. The extrusion plate 9 moves the moving plate 51 downward, and the moving plate 51 moves the pressure block 52 downward to press into the interior of the forming groove 42, thus forming the tin wire.

[0025] The bolt 6 is rotated in the opposite direction to engage the threaded groove 46 and the threaded hole 13. The operator moves the forming device 4 forward from the surface of the support plate 3 and replaces it with a forming device 4 of another shape.

[0026] Compared with related technologies, the solder wire forming machine for circuit boards provided by this utility model has the following beneficial effects: This utility model provides a solder wire forming machine for circuit boards. By integrating the forming device 4 and the extrusion device 5, and fitting the first clamping plate 44 and the second clamping plate 45 onto the surface of the support plate 3, the forming device 4 and the extrusion device 5 are mounted on the surface of the support plate 3. With the output shaft of the hydraulic cylinder 8 moving, the extrusion device 5 is pushed downward to extrude the forming device. The operator can remove the bolts 6 to disengage the threaded groove 46, thereby separating the first clamping plate 44, the second clamping plate 45, and the support plate 3. Different types of forming devices 4 and extrusion devices 5 can be replaced to process solder wires of different shapes. This device has a simple structure and strong practicality. Different shapes of forming grooves 42 and pressure blocks 52 can be replaced according to requirements, making it easy for the forming machine to process solder wires of different shapes, improving the practicality of the forming machine, and reducing enterprise costs. Example

[0027] Please refer to the following: Figure 7 , Figure 8 and Figure 9 Based on the first embodiment of this application, which provides a solder wire forming machine for circuit boards, the second embodiment of this application proposes another solder wire forming machine for circuit boards. The second embodiment is merely a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the separate implementation of the first embodiment.

[0028] Specifically, the second embodiment of this application provides a circuit board solder wire forming machine that differs in that the first card plate 44 has a connecting hole 14 at its top, and both sides of the inner wall of the connecting hole 14 have moving grooves 15. A limiting rod 18 is fixedly installed inside the moving groove 15. A second spring 19 is sleeved on the top of the outer surface of the limiting rod 18, and a limiting device 17 is sleeved on the bottom of the outer surface of the limiting rod 18. A card slot 16 is provided on the top of the support plate 3.

[0029] The limiting device 17 includes a movable rod 171, a locking block 173 is fixedly installed at the bottom end of the movable rod 171, pressing blocks 172 are fixedly installed on both sides of the outer surface of the movable rod 171, a stop block 174 is fixedly installed at the top end of the movable rod 171, and a pull rod 175 is fixedly installed at the top of the stop block 174.

[0030] The locking block 173 is triangular in shape, and the locking groove 16 is triangular in shape. The locking block 173 and the locking groove 16 are adapted to each other. The bottom end of the second spring 19 is fixedly connected to the pressing block 172. The restoring elastic force of the second spring 19 pushes the pressing block 172 to move downward.

[0031] The working principle of the solder wire forming machine for circuit boards provided by this utility model is as follows: During operation, the user first inserts the first card plate 44 and the second card plate 45 onto the outer surface of the support plate 3. As the support plate 3 presses the card block 173, the card block 173 is pressed into the interior of the connecting hole 14. The card block 173 drives the moving rod 171 and the pressing block 172 to move upward. The pressing block 172 slides upward along the limiting rod 18 and presses the second spring 19.

[0032] As the first card plate 44 and the second card plate 45 move completely to the surface of the support plate 3, the connecting hole 14 and the card slot 16 are connected. The card block 173 is not squeezed. The restoring force of the second spring 19 pushes the pressing block 172 to move downward. The pressing block 172 drives the moving rod 171 to move downward, and the card block 173 is embedded into the inside of the card slot 16.

[0033] During disassembly, the user holds the lever 175 and pulls the moving lever 171, the pressing block 172, and the locking block 173 upwards.

[0034] Compared with related technologies, the solder wire forming machine for circuit boards provided by this utility model has the following beneficial effects: This utility model provides a tin wire forming machine for circuit boards. The second spring 19 pushes the extrusion block 172 to drive the moving rod 171 to move downward. The moving rod 171 is embedded in the slot 16, which restricts the first card plate 44 to the surface of the support plate 3. This device has a simple structure and strong practicality. It can quickly install the forming device 4 on the surface of the support plate 3 without the need for installation tools. The operation is convenient and simple.

[0035] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A solder wire forming machine for circuit boards, characterized in that, include: Base; Mounting plates, two of which are fixedly mounted on the top of the base on both sides respectively. A support plate is fixedly mounted on one side of the mounting plate. A threaded hole is opened in the middle of the top of the support plate. A forming device is fitted on the outer surface of the support plate. The forming device includes a mounting base, a forming groove, a vertical plate, a first clamping plate, a second clamping plate, a threaded groove, a sliding groove, a sliding rod, and a first spring. Two first clamping plates are fixedly mounted on both sides of the outer surface of the mounting base. Two second clamping plates are fixedly mounted on the bottom of both sides of the outer surface of the mounting base. The threaded groove connects to the middle of the top of the first and second clamping plates. Three forming grooves are opened at equal intervals from left to right on the top of the mounting base. Two vertical plates are fixedly mounted on both sides of the top of the mounting base. The sliding groove is opened in the middle of the side of the vertical plate. The sliding rod is fixedly mounted inside the sliding groove. The first spring is fitted on the bottom of the outer surface of the sliding rod. A bolt is threaded into the threaded groove. An extrusion device is slidably mounted on the surface of the forming device. The extrusion device includes a moving plate, pressure blocks, and sliders. The moving plate is disposed on the surface of the vertical plate. Two sliders are respectively fixedly mounted in the middle of the left and right sides of the outer surface of the moving plate. Three pressure blocks are fixedly mounted at equal intervals from left to right at the bottom of the moving plate. A fixing plate is fixedly installed on the top of one side of the mounting plate. Hydraulic cylinders are fixedly installed on both sides of the bottom of the fixing plate, and the output shaft of the hydraulic cylinder is fixedly connected to a pressing plate.

2. The circuit board solder wire forming machine according to claim 1, characterized in that, A connecting plate is fixedly installed on the rear side of the top of the base, a blower is fixedly installed on the rear side of the connecting plate, and an exhaust pipe is fixedly connected to the front side of the blower.

3. The circuit board solder wire forming machine according to claim 1, characterized in that, The first card plate and the second card plate are respectively disposed at the top and bottom of the support plate. The threaded groove and the threaded hole are connected. The three forming grooves and the three pressing blocks are respectively vertically corresponding. The pressing blocks and the forming grooves are adapted to each other.

4. The circuit board solder wire forming machine according to claim 1, characterized in that, The slider is sleeved on the top of the outer surface of the slide rod. The bottom end of the first spring is fixedly connected to the bottom of the inner cavity of the slide groove, and the top end of the first spring is fixedly connected to the top of the slider. The restoring force of the first spring pushes the slider to move upward.

5. A circuit board solder wire forming machine according to claim 1, characterized in that, The first card plate has a connecting hole at the top, and a moving groove is provided on both sides of the inner wall of the connecting hole. A limit rod is fixedly installed inside the moving groove. A second spring is sleeved on the top of the outer surface of the limit rod, and a limiting device is sleeved on the bottom of the outer surface of the limit rod. The support plate has a card slot at the top.

6. A tin wire forming machine for circuit boards according to claim 5, characterized in that, The limiting device includes a movable rod, a locking block is fixedly installed at the bottom end of the movable rod, pressing blocks are fixedly installed on both sides of the outer surface of the movable rod, a stop block is fixedly installed at the top end of the movable rod, and a pull rod is fixedly installed at the top of the stop block.

7. A tin wire forming machine for circuit boards according to claim 6, characterized in that, The card block is triangular in shape, and the card slot is triangular in shape. The card block and the card slot are adapted to each other. The bottom end of the second spring is fixedly connected to the pressing block, and the restoring force of the second spring pushes the pressing block to move downward.

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