CN-121983453-A - Assembly jig for silica gel key conductive particles

CN121983453ACN 121983453 ACN121983453 ACN 121983453ACN-121983453-A

Abstract

The embodiment of the disclosure discloses an assembly jig for silica gel key conductive particles. The device comprises an upper movable pressing plate and a material bearing bottom plate which are relatively arranged in parallel, wherein the upper movable pressing plate is of a closed sandwich structure formed by encircling a double-layer plate body, a hollow needle tube array is arranged on the lower end face of the upper movable pressing plate and can move along with the upper movable pressing plate, a negative pressure interface is arranged on the upper end face of the upper movable pressing plate, the hollow needle tube array is communicated with the negative pressure interface, the material bearing bottom plate is provided with a positioning hole array corresponding to the hollow needle tube array, conductive particles can be embedded in each positioning hole in the positioning hole array, the hollow needle tube array can penetrate through the positioning hole array, the upper movable pressing plate and the material bearing bottom plate are separated by a guide support column embedded with an elastic component, and the upper movable pressing plate and the material bearing bottom plate can be mutually attached along the guide support column through external force extrusion. This embodiment can improve the loading efficiency of the conductive particles.

Inventors

REN MINGGUO
XU CHUANHUI

Assignees

诺兰特新材料(北京)有限公司
诺兰特科技(东莞)有限公司
诺兰特电子科技(苏州)有限公司

Dates

Publication Date: 20260505
Application Date: 20260325

Claims (7)

1. The assembly jig for the silica gel key conductive particles is characterized by comprising an upper dynamic pressure plate and a material bearing bottom plate which are relatively arranged in parallel; The upper movable pressing plate is of a closed sandwich structure formed by encircling a double-layer plate body, a hollow needle tube array is arranged on the lower end face of the upper movable pressing plate, and the hollow needle tube array can move along with the upper movable pressing plate; the upper end face of the upper movable pressing plate is provided with a negative pressure interface, and the hollow needle tube array is communicated with the negative pressure interface; the material bearing bottom plate is provided with a positioning hole array corresponding to the hollow needle tube array, each positioning hole in the positioning hole array can be embedded with conductive particles, and the hollow needle tube array can penetrate through the positioning hole array; the upper movable pressing plate is separated from the material bearing bottom plate by a guide support column embedded with an elastic component, and the upper movable pressing plate and the material bearing bottom plate can be mutually attached along the guide support column through external force extrusion; and two ends of the elastic part are respectively abutted against the lower end face of the upper dynamic pressure plate and the upper end face of the material bearing bottom plate.
2. The assembly jig for silica gel key conductive particles according to claim 1, wherein the upper end face of the upper pressing body is further provided with a hand-held member.
3. The assembly jig for the silica gel key conductive particles according to claim 1, wherein a sealing groove is formed in the outer peripheral side of the negative pressure interface, and an elastic sealing gasket is embedded in the sealing groove.
4. The assembly jig for silica gel key conductive particles according to claim 1, wherein the number of the guide support columns is four, and each guide support column is located at four corners of the upper movable pressing plate and the material bearing bottom plate.
5. The assembly jig for the silica gel key conductive particles according to claim 1, wherein the inner walls of the positioning hole arrays are provided with wear-resistant coatings.
6. The assembly jig for silica gel key conductive particles according to claim 2, wherein the hand-held member is sleeved with an anti-slip rubber sleeve.
7. The assembly jig for silica gel key conductive particles according to claim 4, wherein one end of the guide support column is fixed on the material bearing bottom plate, and the other end of the guide support column is provided with threads; the other end of the guide support column is detachably connected with the upper movable pressing plate through threads.

Description

Assembly jig for silica gel key conductive particles Technical Field The embodiment of the disclosure relates to the technical field of silica gel key production equipment, in particular to an assembly jig for silica gel key conductive particles. Background In the field of silica gel key production, the absorption and filling of conductive particles are key procedures in the assembly process of the silica gel keys, and the assembly effect of the conductive particles is directly related to the conductivity and the use reliability of the silica gel keys. In the traditional assembly process, conductive particles are usually sucked by a negative pressure suction pen manually and then are filled into designated stations of the silica gel keys one by one. However, in practice, it is found that when the above manner is adopted to fill the conductive particles, operators fill the conductive particles one by one, resulting in lower production efficiency, being difficult to meet the modern large-scale production requirement, and meanwhile, the method is also easily affected by experience and state of the operators, and is easily affected by positioning deviation caused by visual fatigue of the operators, so that the filling position of the conductive particles is deviated or inclined, the defective rate of products is increased, and the technical problem of lower stability of the conductive performance of the silica gel key is caused. The above information disclosed in this background section is only for enhancement of understanding of the background of the inventive concept and, therefore, may contain information that does not form the prior art that is already known to those of ordinary skill in the art in this country. Disclosure of Invention The disclosure is in part intended to introduce concepts in a simplified form that are further described below in the detailed description. The disclosure is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter. Some embodiments of the present disclosure propose an assembly jig for silica gel key conductive particles to solve one or more of the technical problems mentioned in the background section above. Some embodiments of the disclosure provide an assembly jig for conductive particles of a silica gel key, the assembly jig comprises an upper movable platen and a material bearing bottom plate which are relatively arranged in parallel, the upper movable platen is of a closed sandwich structure formed by encircling a double-layer plate body, a hollow needle tube array is arranged on the lower end face of the upper movable platen, the hollow needle tube array can move along with the upper movable platen, a negative pressure interface is arranged on the upper end face of the upper movable platen, the hollow needle tube array is communicated with the negative pressure interface, the material bearing bottom plate is provided with a positioning hole array corresponding to the hollow needle tube array, each positioning hole in the positioning hole array can be embedded with conductive particles, the hollow needle tube array can penetrate through the positioning hole array, the upper movable platen and the material bearing bottom plate are separated by a guide support column embedded with an elastic component, the upper movable platen and the material bearing bottom plate can be mutually attached along the guide support column through external force extrusion, and two ends of the elastic component are respectively abutted against the lower end face of the upper movable platen and the upper end face of the material bearing bottom plate. Optionally, a hand-held component is further disposed on the upper end surface of the upper dynamic pressure body. Optionally, a sealing groove is arranged on the outer peripheral side of the negative pressure interface, and an elastic sealing gasket is embedded in the sealing groove. Optionally, the number of the guide support columns is four, and each guide support column is respectively located at four corners of the upper moving pressing plate and the material bearing bottom plate. Optionally, the inner walls of the positioning hole arrays are all provided with wear-resistant coatings. Optionally, the hand-held component is sleeved with an anti-slip rubber sleeve. Optionally, one end of the guiding support column is fixed on the material bearing bottom plate, the other end of the guiding support column is provided with threads, and the other end of the guiding support column is detachably connected with the upper movable pressing plate through the threads. The assembly jig for the silica gel key conductive particles has the advantages that through the assembly jig for the silica gel key conductive particles, the filling efficiency and the filling precision of the conductive particles can be improved, and therefore the production effi