Pin mounting tool

Abstract

The utility model discloses a pin installation tool which comprises a base, the left end of the top face of the base is fixedly connected with an installation frame, a lifting assembly is arranged in the installation frame and connected with a connecting rod, one side of the connecting rod is fixedly connected with a pressing plate, and a supporting assembly is arranged in the middle of the top face of the base. The supporting assembly is connected with a positioning rod, and the positioning rod is sequentially sleeved with a first workpiece, a gasket and a second workpiece from bottom to top. When the device is used, the pin is inserted into the positioning pin hole, the second workpiece, the gasket and the first workpiece are fixed through clearance fit, the pressing plate is driven by the lifting assembly to move downwards, the first workpiece, the gasket and the second workpiece are pressed and fixed through the pressing plate, pressure is monitored through the pressure sensor, and therefore pressing and fixing are conducted with fixed force. And pin holes of the second workpiece, the gasket and the first workpiece are machined, so that the sizes of the pin holes meet the requirements of drawings and interference assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductors, in particular to a pin installation tool. Background Art

[0002] With the rapid development and popularization of electronic integrated circuits and intelligent manufacturing, the demand for semiconductor coating equipment is also increasing. Semiconductor equipment uses pins to fix parts, transmit power, or serve as positioning parts for use with other products.

[0003] Some semiconductor equipment parts require multiple pins for positioning and assembly. If the parts are processed separately, even if the positioning accuracy of each product meets the requirements, the multiple pins will not be able to fix the products together due to assembly errors, which will eventually lead to scrapping, resulting in quality and cost losses. Utility Model Content

[0004] The purpose of the present utility model is to provide a pin installation tool to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pin installation tool, comprising a base, a mounting frame fixedly connected to the left end of the top surface of the base, a lifting assembly provided inside the mounting frame, the lifting assembly connected to a connecting rod, a pressure plate fixedly connected to one side of the connecting rod, a support assembly provided in the middle of the top surface of the base, the support assembly connected to a positioning rod, and the positioning rod is sequentially sleeved with a first workpiece, a gasket, and a second workpiece from bottom to top.

[0006] Preferably, the lifting assembly includes a motor, the motor is fixedly connected to the top of the inner wall of the mounting frame, the motor output shaft is fixedly connected to a threaded rod, the bottom end of the threaded rod is rotatably connected to the inner surface of the mounting frame, the threaded rod is threadedly connected to a lifting plate, the lifting plate is slidably connected to a sliding rod at one end away from the threaded rod, both ends of the sliding rod are fixedly connected to the upper and lower side walls of the mounting frame, and the connecting rod is fixedly connected to the middle of the side of the lifting plate.

[0007] Preferably, the support assembly includes multiple pressure sensors, which are distributed in a circle and fixedly connected to the middle of the top surface of the base. The top surfaces of the multiple pressure sensors are fixedly connected to a support plate, and the positioning rod is fixedly connected to the middle of the top surface of the support plate.

[0008] Preferably, a positioning hole is opened in the middle of the top surface of the pressure plate, and the diameter of the positioning hole is consistent with that of the positioning rod.

[0009] Preferably, the edge of the top surface of the pressure plate is distributed in a circumference and is provided with a plurality of positioning pin holes.

[0010] Preferably, a control panel is fixedly connected to the right end of the top surface of the base.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] When the utility model is in use, a pin is inserted into the positioning pin hole, and the lower end of the pin is inserted into the pin holes on the second workpiece, the gasket, and the first workpiece in turn, and the second workpiece, the gasket, and the first workpiece are fixed by clearance fit, and the lifting assembly drives the pressure plate to move downward, and the positioning hole in the middle of the pressure plate passes through the positioning rod, and the first workpiece, the gasket, and the second workpiece are pressed and fixed by the pressure plate, and the pressure sensor monitors the pressure, thereby pressing and fixing with a fixed force to avoid damage to the workpiece caused by excessive extrusion, and the pins with clearance fit are pulled out in turn, and the pin holes of the second workpiece, the gasket, and the first workpiece are processed by mechanical processing so that the size of the pin holes meets the requirements of the drawing and interference fit, which can ensure the consistency of the position of the part holes and improve the one-time manufacturing pass rate of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the front structure of the utility model;

[0015] Figure 3 This is a schematic cross-sectional structural diagram of the mounting frame of the present invention.

[0016] In the figure: 1. Base; 2. Mounting frame; 3. Lifting assembly; 31. Motor; 32. Threaded rod; 33. Lifting plate; 34. Sliding rod; 4. Connecting rod; 5. Pressing plate; 6. Support assembly; 61. Pressure sensor; 62. Support plate; 7. Positioning rod; 8. First workpiece; 9. Gasket; 10. Second workpiece; 11. Positioning hole; 12. Positioning pin hole; 13. Control panel. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-3The utility model provides a technical solution: a pin installation tool, including a base 1, a mounting frame 2 is installed on the left end of the top surface of the base 1 by bolts, a lifting assembly 3 is installed inside the mounting frame 2, a pressure plate 5 is installed on one side of the connecting rod 4 by bolts, a support assembly 6 is installed in the middle of the top surface of the base 1, and a positioning rod 7 is sequentially sleeved with a first workpiece 8, a gasket 9, and a second workpiece 10 from bottom to top.

[0019] The lifting assembly 3 includes a motor 31, which is mounted on the top of the inner wall of the mounting frame 2 by bolts, a threaded rod 32 is mounted on the output shaft of the motor 31 through a coupling, and the bottom end of the threaded rod 32 is rotatably mounted on the inner surface of the mounting frame 2 through a bearing, one end of the lifting plate 33 is threadedly connected to the threaded rod 32, and a sliding rod 34 is slidingly connected to the end of the lifting plate 33 away from the threaded rod 32, and both ends of the sliding rod 34 are mounted on the upper and lower side walls of the mounting frame 2 by bolts, and the connecting rod 4 is mounted on the middle of the side of the lifting plate 33 by bolts.

[0020] The support assembly 6 includes multiple pressure sensors 61, which are distributed in a circle and installed in the middle of the top surface of the base 1 by bolts. The support plate 62 is installed on the top surface of the multiple pressure sensors 61 by bolts, and the positioning rod 7 is installed in the middle of the top surface of the support plate 62 by bolts.

[0021] The positioning hole 11 is provided in the middle of the top surface of the pressing plate 5 , and the diameter of the positioning hole 11 matches that of the positioning rod 7 .

[0022] A plurality of positioning pin holes 12 are distributed in a circumferential manner and are opened on the edge of the top surface of the pressing plate 5 .

[0023] The control panel 13 is installed on the right end of the top surface of the base 1 by bolts. The control panel 13 is connected to the motor 31 and the pressure sensor 61 through wires. The motor 31, the pressure sensor 61 and the control panel 13 all belong to the existing technology. Their specific structure, working principle and electrical connection relationship will not be described in detail here.

[0024] Working principle: When the utility model is in use, the pin is inserted into the positioning pin hole 12, and the lower end of the pin is inserted into the pin holes on the second workpiece 10, the gasket 9, and the first workpiece 8 in turn, and the second workpiece 10, the gasket 9, and the first workpiece 8 are fixed by clearance fit, and the motor 31 is started. The motor 31 drives the threaded rod 32 to rotate, so that the lifting plate 33 drives the pressing plate 5 to move downward through the connecting rod 4, and the positioning hole 11 in the middle of the pressing plate 5 passes through the positioning rod, and the first workpiece 8, the gasket 9, and the second workpiece 10 are pressed and fixed by the pressing plate 5. The pressure sensor 61 monitors the pressure, and the control panel 13 controls the motor 31 to stop rotating, so as to press and fix with a fixed force to avoid damage to the workpiece caused by excessive extrusion. The pins with clearance fit are pulled out in turn, and the pin holes of the second workpiece 10, the gasket 9 and the first workpiece 8 are processed by mechanical processing so that the size of the pin holes meets the requirements of the drawing and interference fit assembly, which can ensure the consistency of the position of the part holes and improve the one-time manufacturing pass rate of the product. The pins can be assembled after cold installation. The utility model has the advantages of easy use and good use effect.

[0025] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pin installation tool, comprising a base (1), characterized in that: The left end of the top surface of the base (1) is fixedly connected to a mounting frame (2), a lifting assembly (3) is provided inside the mounting frame (2), the lifting assembly (3) is connected to a connecting rod (4), one side of the connecting rod (4) is fixedly connected to a pressure plate (5), a supporting assembly (6) is provided in the middle of the top surface of the base (1), the supporting assembly (6) is connected to a positioning rod (7), and the positioning rod (7) is sequentially sleeved with a first workpiece (8), a gasket (9), and a second workpiece (10) from bottom to top.

2. The pin installation tool according to claim 1, characterized in that: The lifting assembly (3) includes a motor (31), the motor (31) is fixedly connected to the top of the inner wall of the mounting frame (2), the output shaft of the motor (31) is fixedly connected to a threaded rod (32), the bottom end of the threaded rod (32) is rotatably connected to the inner surface of the mounting frame (2), the threaded rod (32) is threadedly connected to a lifting plate (33), the lifting plate (33) is slidably connected to a slide rod (34) at one end away from the threaded rod (32), the two ends of the slide rod (34) are fixedly connected to the upper and lower side walls of the mounting frame (2), and the connecting rod (4) is fixedly connected to the middle part of the side of the lifting plate (33).

3. The pin installation tool according to claim 1, characterized in that: The support assembly (6) includes a plurality of pressure sensors (61), the plurality of pressure sensors (61) are distributed in a circumferential manner and fixedly connected to the middle of the top surface of the base (1), the top surface of the plurality of pressure sensors (61) is fixedly connected to a support plate (62), and the positioning rod (7) is fixedly connected to the middle of the top surface of the support plate (62).

4. The pin installation tool according to claim 1, characterized in that: A positioning hole (11) is provided in the middle of the top surface of the pressure plate (5), and the diameter of the positioning hole (11) matches that of the positioning rod (7).

5. The pin installation tool according to claim 1, characterized in that: The edge of the top surface of the pressure plate (5) is distributed in a circumferential manner and is provided with a plurality of positioning pin holes (12).

6. The pin installation tool according to claim 1, characterized in that: A control panel (13) is fixedly connected to the right end of the top surface of the base (1).

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