IGBT (Insulated Gate Bipolar Translator) single-tube pin bending device
By designing an IGBT single-tube pin bending device containing sliding rod, arc groove and limiting components, the problem that existing devices cannot adjust the bending angle is solved, and the arbitrary angle bending of the IGBT single-tube pin is realized and high-precision bending improve the practicality of the device.
Patent Information
- Application Number
- CN202421072095.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-16
AI Technical Summary
The existing IGBT single-tube pin bending device cannot adjust the bending angle according to actual needs, resulting in less practicality.
A device including a base, a storage box, a bending assembly and a limit assembly is designed. Through structures such as sliding rod, arc groove, rotating shaft and forward and reverse motor, it realizes any angle bending of the IGBT single tube pin. And prevent excessive sliding through the limiting assembly.
It improves the practicality and functionality of the device, and realizes the bending and bending accuracy of the IGBT single-tube pin at any angle.
Smart Images
Figure CN222288616U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of IGBT single-tube processing equipment, in particular to an IGBT single-tube pin bending device. Background Art
[0002] IGBT is a power electronic device that combines the advantages of MOSFET and bipolar transistor. It has both the high-speed switching characteristics of MOSFET and the high voltage and high current capabilities of bipolar transistors. IGBT is an IGBT chip encapsulated in an independent package. Common package types include TO-220, TO-247, etc. IGBT has three main pins: gate, collector and emitter. It can withstand high voltage and high current and has fast switching characteristics. It is widely used in various high-frequency switches and high-frequency switching power supplies. During the assembly process of IGBT, it is usually necessary to bend its pins for subsequent welding or other processing steps.
[0003] Most of the existing IGBT single-tube pin bending devices can only bend the IGBT single-tube pin into a single angle, and cannot adjust the bending angle of the device according to actual needs, which makes the device have certain limitations and leads to low practicality of the device. In view of the above problems, the inventor proposes an IGBT single-tube pin bending device for solving the above problems. Utility Model Content
[0004] In order to solve the problem that the existing IGBT single tube pin bending device cannot adjust the bending angle of the device according to actual needs, resulting in low practicality of the device; the purpose of the utility model is to provide an IGBT single tube pin bending device.
[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: an IGBT single-tube pin bending device, comprising a base, a storage box is slidably installed on the base, a bending assembly is installed on the upper surface of the base, the bending assembly includes a fixed frame, a rotating shaft is rotatably installed between the fixed frames, arc grooves are opened on both sides of the fixed frame, a sliding rod is slidably installed in the fixed frame, and both ends of the sliding rod are slidably clamped in the corresponding arc grooves, connecting plates are fixedly installed at both ends of the rotating shaft, and the top of the connecting plate is fixedly connected to one end of the sliding rod, and limiting assemblies are installed in the two arc grooves, a forward and reverse motor is fixedly installed on one side of the fixed frame, and the output end of the forward and reverse motor is fixedly connected to one end of the rotating shaft.
[0006] Preferably, an adjustment assembly is installed on the base, and the adjustment assembly includes a threaded rod, which is rotatably installed in the base and threadedly inserted in the storage box. A knob is rotatably installed at one end of the base, and one end of the knob is fixedly connected to one end of the threaded rod.
[0007] Preferably, the two limit assemblies each include a slider, and the slider is slidably clamped in the corresponding arc groove, and two limit blocks with mirror distribution are slidably inserted in the two sliders, and a plurality of limit grooves distributed in an annular manner are opened on the inner walls of the two arc grooves, and the limit blocks can be clamped in the corresponding limit grooves.
[0008] Preferably, two symmetrically distributed paddles are slidably mounted in the two sliders, and one end of the paddle is fixedly connected to one end of the corresponding limit block. A spring is fixedly installed in the two sliders, and the spring is fixedly installed between two adjacent paddles.
[0009] Compared with the prior art, the beneficial effects of the utility model are:
[0010] 1. In the present invention, by providing a bending assembly, the IGBT single tube pin can be bent at any angle according to the required bending angle, thereby improving the practicality and functionality of the device;
[0011] 2. In the present invention, by setting a limit assembly, the sliding rod can be limited by the limit assembly according to the required bending angle to prevent the sliding rod from sliding excessively, thereby improving the bending accuracy of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0013] Figure 1 This is a schematic diagram of the overall back structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the overall front structure of the utility model;
[0015] Figure 3 This is a schematic diagram of the structure of the bending component of the utility model;
[0016] Figure 4 This is a schematic diagram of the structure of the limit assembly of the utility model.
[0017] In the figure: 1. base; 2. storage box; 3. adjustment assembly; 31. knob; 32. threaded rod; 4. bending assembly; 41. fixing bracket; 411. arc groove; 412. limit groove; 42. forward and reverse motor; 43. rotating shaft; 44. sliding rod; 45. connecting plate; 5. limit assembly; 51. slider; 52. limit block; 53. paddle; 54. spring. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] Example: Figure 1-4 As shown, the utility model provides an IGBT single-tube pin bending device, including a base 1, a storage box 2 is slidably installed on the base 1, a bending assembly 4 is installed on the upper surface of the base 1, and the bending assembly 4 includes a fixed frame 41, a rotating shaft 43 is rotatably installed between the fixed frames 41, arc grooves 411 are opened on both sides of the fixed frame 41, a sliding rod 44 is slidably installed in the fixed frame 41, and both ends of the sliding rod 44 are slidably clamped in the corresponding arc grooves 411, and both ends of the rotating shaft 43 are fixedly installed with a connecting plate 45, and the top of the connecting plate 45 is connected to the sliding rod One end of 44 is fixedly connected, and the limiting components 5 are installed in the two arc grooves 411. First, the IGBT single tube is placed in the storage box 2, and according to the bending position of the IGBT single tube pin, the storage box 2 is slid to insert the IGBT single tube pin between the rotating shaft 43 and the sliding rod 44, and then according to the required bending angle, the position of the limiting component 5 is slid and adjusted to limit the sliding rod 44, and then the rotating shaft 43 is rotated to drive the sliding rod 44 to slide along the arc groove 411 through the connecting plate 45 to bend the IGBT single tube pin.
[0020] A forward and reverse motor 42 is fixedly mounted on one side of the fixing frame 41 , and an output end of the forward and reverse motor 42 is fixedly connected to one end of the rotating shaft 43 .
[0021] By adopting the above technical solution, the forward and reverse motor 42 is used to drive the rotating shaft 43 to rotate.
[0022] An adjusting assembly 3 is mounted on the base 1 . The adjusting assembly 3 includes a threaded rod 32 . The threaded rod 32 is rotatably mounted in the base 1 , and the threaded rod 32 is threadably inserted in the storage box 2 .
[0023] By adopting the above technical solution, according to the bending position of the IGBT single tube pin, the threaded rod 32 drives the storage box 2 to slide on the base 1.
[0024] A knob 31 is rotatably mounted on one end of the base 1 , and one end of the knob 31 is fixedly connected to one end of the threaded rod 32 .
[0025] By adopting the above technical solution, rotating the knob 31 drives the threaded rod 32 to rotate.
[0026] The two limiting components 5 each include a slider 51 , and the slider 51 is slidably engaged in the corresponding arc groove 411 .
[0027] By adopting the above technical solution, the position of the slider 51 can be adjusted by sliding in the arc groove 411 according to the required bending angle, so that the slider 51 limits the sliding rod 44 .
[0028] Two limit blocks 52 with mirror-image distribution are slidably inserted in the two slide blocks 51 . A plurality of limit grooves 412 with annular distribution are formed on the inner walls of the two arc-shaped grooves 411 , and the limit blocks 52 can be clamped in the corresponding limit grooves 412 .
[0029] By adopting the above technical solution, the limiting block 52 is inserted into the corresponding limiting groove 412 to fix the limiting block 52.
[0030] Two symmetrically distributed paddles 53 are slidably clamped in the two sliders 51 , and one end of the paddle 53 is fixedly connected to one end of the corresponding limit block 52 .
[0031] By adopting the above technical solution, the two paddles 53 are pinched together, so that the paddles 53 drive the limiting block 52 to separate from the limiting groove 412 .
[0032] A spring 54 is fixedly installed in each of the two sliders 51 , and the spring 54 is fixedly installed between two adjacent paddles 53 .
[0033] By adopting the above technical solution, the paddle 53 is loosened, and the limiting block 52 is inserted into the corresponding limiting groove 412 by utilizing the rebound force of the spring 54 .
[0034] Working principle: When the utility model is in use, the IGBT single tube is first placed in the storage box 2, and according to the bending position of the IGBT single tube pin, the knob 31 is turned to drive the threaded rod 32 to rotate, so that the threaded rod 32 drives the storage box 2 to slide to a suitable position on the base 1, so that the IGBT single tube pin is inserted between the rotating shaft 43 and the sliding rod 44, and then according to the required bending angle, the two paddles 53 are pinched, and the spring 54 is squeezed, so that the paddle 53 drives the limit block 52 to disengage from the limit groove 412, and the slider 51 is slidably adjusted to a specified position in the arc groove 411, and the paddle 53 is released, and the rebound force of the spring 54 is used to insert the limit block 52 into the corresponding limit groove 412, and the slider 51 is fixed, so that the slider 51 limits the sliding rod 44, and then the forward and reverse motor 42 is used to drive the rotating shaft 43 to rotate, and the rotating shaft 43 drives the sliding rod 44 to slide along the arc groove 411 through the connecting plate 45, so as to bend the IGBT single tube pin.
[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. An IGBT single-tube pin bending device, comprising a base (1), characterized in that: A storage box (2) is slidably mounted on the base (1), a bending assembly (4) is mounted on the upper surface of the base (1), and the bending assembly (4) includes a fixed frame (41), a rotating shaft (43) is rotatably mounted between the fixed frames (41), arc grooves (411) are provided on both sides of the fixed frame (41), a sliding rod (44) is slidably mounted in the fixed frame (41), and both ends of the sliding rod (44) are slidably clamped in the corresponding arc grooves (411), connecting plates (45) are fixedly mounted on both ends of the rotating shaft (43), and the top end of the connecting plate (45) is fixedly connected to one end of the sliding rod (44), and limiting assemblies (5) are installed in the two arc grooves (411).
2. An IGBT single tube pin bending device as claimed in claim 1, characterized in that: A forward and reverse motor (42) is fixedly mounted on one side of the fixing frame (41), and the output end of the forward and reverse motor (42) is fixedly connected to one end of the rotating shaft (43).
3. The IGBT single tube pin bending device according to claim 1, characterized in that: An adjustment assembly (3) is mounted on the base (1), and the adjustment assembly (3) comprises a threaded rod (32). The threaded rod (32) is rotatably mounted in the base (1), and the threaded rod (32) is threadably inserted in the storage box (2).
4. The IGBT single tube pin bending device according to claim 1, characterized in that: A knob (31) is rotatably mounted on one end of the base (1), and one end of the knob (31) is fixedly connected to one end of a threaded rod (32).
5. The IGBT single tube pin bending device according to claim 1, characterized in that: The two position-limiting components (5) each comprise a slider (51), and the slider (51) is slidably locked in the corresponding arc-shaped groove (411).
6. The IGBT single tube pin bending device according to claim 5, characterized in that: Two limit blocks (52) distributed in a mirror image are slidably inserted in the two slide blocks (51), a plurality of limit grooves (412) distributed in an annular pattern are formed on the inner walls of the two arc-shaped grooves (411), and the limit blocks (52) can be clamped in the corresponding limit grooves (412).
7. The IGBT single tube pin bending device according to claim 5, characterized in that: Two symmetrically distributed paddles (53) are slidably mounted in the two sliding blocks (51), and one end of the paddle (53) is fixedly connected to one end of a corresponding limiting block (52).
8. The IGBT single tube pin bending device according to claim 5, characterized in that: A spring (54) is fixedly installed in each of the two sliding blocks (51), and the spring (54) is fixedly installed between two adjacent paddles (53).