CN211249073U - Integrated tool meeting requirement of multi-process micro-assembly of microwave assembly - Google Patents
Integrated tool meeting requirement of multi-process micro-assembly of microwave assembly Download PDFInfo
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- CN211249073U CN211249073U CN201921534840.0U CN201921534840U CN211249073U CN 211249073 U CN211249073 U CN 211249073U CN 201921534840 U CN201921534840 U CN 201921534840U CN 211249073 U CN211249073 U CN 211249073U
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Abstract
The utility model relates to a satisfy microwave subassembly multiple operation microfabrication's integration frock, include: support carrier, rectangular clamp plate, spring fastener briquetting, spring, location boss, baffle. Two rows of supporting plates are symmetrically arranged on the supporting carrier, a plurality of grooves used for placing the spring buckle pressing blocks are formed in the supporting plates, and each spring buckle pressing block fastens one microwave assembly product. And a plurality of clamping grooves for placing products are reserved on the supporting carrier. The support carrier is manufactured in an integrated manner. The strip-shaped pressing plate is used for limiting the displacement of the spring buckle pressing block in the vertical direction, and the microwave assembly to be assembled is placed between the pressing surface of the spring buckle pressing block and the partition plate. The utility model discloses can realize fastening when with a plurality of products and take out simultaneously, simplify the production and prepare the step, improve the production efficiency of microwave subassembly multiple operation microfabrication.
Description
Technical Field
The utility model relates to a satisfy microwave subassembly multiple operation microfabrication's integration frock for the microfabrication assembly process of microwave subassembly product core module, especially the integration assembly of chip subsides dress, backward flow and gold wire bonding in-process belongs to machining technical field.
Background
The micro-assembly process of the microwave component core module generally comprises a plurality of processes, wherein chip mounting, reflow and gold wire bonding are key processes influencing product performance, the precision of the chip mounting and the gold wire bonding directly determine the product performance, and the tool design in the product production process is an important factor influencing the product precision of the key processes. The traditional tool is generally designed in a mode of fixing by using a screw pressing strip, the outer frame of a product is fixed by using the pressing strip in the actual production, and the pressing strip is fixed by using a screw or other mechanical force. However, the fixed tooling design of the screw pressing strip has two major defects, one is that the precision is not enough, the consistency of the product position is poor due to the tolerance of the threaded hole in the machining process, and the product needs to be accurately positioned in the production process of the automatic equipment, so the machining error can cause the chip mounting and gold wire bonding equipment to be incapable of identifying the product. Meanwhile, the consistency of force cannot be guaranteed by manual installation, and the product is easily deformed due to huge stress, so that the chip mounting and gold wire bonding precision are affected. Secondly, the steps of product preparation are complicated, and the process of screw fastening needs to be completed in a long time, so that a large amount of labor is consumed no matter the product is prepared or the product is taken out, and the design only can sequentially screw or loosen the screws according to the positions of the products, so that simultaneous fastening and simultaneous taking out of a plurality of products cannot be realized, the steps of production preparation are complicated, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be: the defects of the prior art are overcome, and an integrated tool meeting the requirement of multi-process micro-assembly of a microwave assembly is provided, in particular to an integrated elastic pressing tool for chip mounting, backflow and gold wire bonding processes. The tool is suitable for an automatic production mode of a microwave assembly, has the characteristics of high precision, multi-process compatibility, convenience in product preparation and the like, and solves the problems of low precision of micro-assembly, complex product preparation steps and the like caused by the traditional tool.
The utility model provides a technical scheme be:
the utility model provides a satisfy microwave subassembly multiple operation microfabrication's integration frock, includes: the device comprises a support carrier, a strip pressing plate, a spring buckle pressing block, a spring, a positioning boss and a partition plate;
two rows of supporting plates are symmetrically arranged on the supporting carrier, a plurality of grooves are formed in the supporting plates, and the grooves are used for placing the spring buckle pressing blocks; the supporting plate is also provided with a plurality of counter bores; a plurality of partition plates are arranged on the symmetrical surfaces of the two rows of support plates and fixedly connected with the support carrier;
the spring buckle pressing block comprises a connecting part and a pressing part, the pressing part is a rectangular structure block, one end face of the rectangular structure block is used as a pressing surface, a concave arc part with an arc-shaped section is formed on the pressing surface, and the length direction of the concave arc part is parallel to the edge of the rectangular structure block; the connecting part is provided with a step structure, and the step structure is used for placing the strip pressing plate; one end of the connecting part is provided with a counter bore, and the other end of the connecting part is fixedly connected with an end face, opposite to the crimping face, of the crimping part;
one end of the spring is fixedly connected with the counter bore of the connecting part, and the other end of the spring is fixedly connected with the counter bore on the supporting plate; the axis of the spring is vertical to the crimping surface;
the supporting carrier is horizontally placed on a microwave assembly assembling operation table, the long-strip pressing plate is fixedly connected with the supporting plate through a waist-shaped hole, and the long-strip pressing plate can move in a horizontal plane; the strip pressing plate is used for limiting the displacement of the spring buckle pressing block in the vertical direction, and a microwave assembly to be assembled is placed between the pressing surface of the spring buckle pressing block and the partition plate; the plurality of spring buckle pressing blocks placed in the same supporting plate groove can move along the axial direction of the spring simultaneously through the supporting carrier, or each spring buckle pressing block can independently move along the axial direction of the spring respectively;
the concave arc part is used for limiting the movement of the microwave assembly in a vertical plane;
the supporting carrier is provided with a plurality of positioning bosses which are used for limiting the displacement of the microwave assembly in the horizontal plane and in the direction vertical to the axis of the spring.
Compared with the prior art, the utility model beneficial effect be:
1) the utility model discloses owing to adopt the mode that the spring catch briquetting compressed tightly, fasten the microwave subassembly product, its packing force is comparatively unanimous, pastes dress, backward flow at the chip, with gold wire bonding in-process, the product is less because of the deformation that the frock produced, consequently can improve the accuracy of chip subsides dress and gold wire bonding and the uniformity of product.
2) The utility model discloses the product is fixed to the mode that the frock adopted the snak link briquetting to compress tightly, has avoided loaded down with trivial details manual fastening process. Meanwhile, the product strip pressing plate can control the fastening and the loosening of the plurality of spring buckle pressing blocks, so that a plurality of products can be fastened and taken out simultaneously, and the production efficiency is greatly improved.
3) The utility model discloses the carrier can adjust the draw-in groove size according to the product size, accords with automatic production line's demand. The microwave component automatic production line has the structural characteristics of being suitable for microwave component automatic production, and is suitable for the production mode of large-batch and various products.
Drawings
Fig. 1 is the utility model discloses the frock schematic diagram.
Fig. 2 is a schematic view of the structure of the spring fastener pressing block of the present invention.
Fig. 3 is a three-dimensional schematic view of the spring fastener pressing block structure of the present invention.
Figure 4 is the use the utility model discloses the frock compresses tightly the schematic diagram of microwave subassembly product.
Detailed Description
The products of the microwave assembly generally have flat shells, and the processing processes such as chip mounting, bonding and the like are all carried out in the tube shell, so that the products need to be positioned and fastened by a tool. If the mode of screw fastening is adopted to the frock, then just need design the screw hole on the tube during design, not only waste time, increased the size of product moreover, be unfavorable for miniaturized, integrated microwave product trend. In order to realize the simultaneous pressing and releasing of a plurality of spring buckle pressing blocks and simultaneously selectively process a certain product, a strip pressing plate 2 is designed, so that the spring buckle pressing blocks 3 can move independently and simultaneously. The compression and relaxation of the individual products does not interfere with the other products beside. Meanwhile, the mode of pressing the spring buckle pressing block 3 can be well adapted to the shapes of diversified microwave products, and a complex product structure is not required to be designed for the manufacturability of the products.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, for the utility model relates to a satisfy microwave subassembly multiple operation microfabrication's integration frock includes: the device comprises a support carrier 1, a strip pressing plate 2, a spring buckle pressing block 3, a spring 4, a clamping groove 5, a positioning boss 6 and a partition plate 7.
Two rows of supporting plates are symmetrically arranged on the supporting carrier 1, a plurality of grooves are formed in the supporting plates, and the grooves are used for placing the spring buckle pressing blocks 3; each spring button press block 3 is used for fastening one product. The supporting plate is also provided with a plurality of counter bores, and the counter bores are unthreaded holes; a plurality of partition plates 7 are arranged on the symmetrical surfaces of the two rows of support plates, and the partition plates 7 are fixedly connected with the support carrier 1; support and leave a plurality of draw-in grooves 5 on the carrier 1, the embodiment of the utility model provides an in 5 quantity of draw-in grooves totally 6 for place the product. The clamping grooves 5 are distributed in an array mode and are divided into two rows, the clamping grooves are symmetrical relative to the partition plate 7, and the machining tolerance of the thickness of the bottom surface of each clamping groove 5 is within 1 mm. The support carrier 1 is manufactured in one piece.
As shown in fig. 2 and 3, the snapper pressing block 3 includes a connecting portion and a pressing portion, the pressing portion is a rectangular structure block, one end surface of the rectangular structure block serves as a pressing surface, a concave arc portion with a circular arc-shaped cross section is formed on the pressing surface, and the length direction of the concave arc portion is parallel to an edge of the rectangular structure block. In order to control the long strip pressing plate 2 to move towards the spring direction, a buckling structure is designed on the spring pressing block 3, namely a step at the connecting part of the spring pressing block 3. Thus, under the state that the product is not placed, the spring buckle pressing block is subjected to the pressure F1 of the spring and the pressure F2, F1 and F2 of the product strip pressing plate in the horizontal direction, and the pressures are equal and opposite. The connecting part is provided with a step structure which is used for placing the strip pressing plate 2; one end of the connecting part is provided with a counter bore which is a smooth hole, and the other end of the connecting part is fixedly connected with the end face, opposite to the crimping face, of the crimping part. One end of the spring 4 is fixedly connected with the counter bore of the connecting part, and the other end of the spring 4 is fixedly connected with the counter bore on the supporting plate; the axis of the spring 4 is vertical to the crimping surface; the springs 4 with the same elastic coefficient are adopted to generate the same pressing force for the products in the same batch, so that the pressing force can be ensured to be consistent, and the positioning is accurate; and secondly, the small and consistent deformation of the product in the subsequent processing process can be ensured, the qualified rate of product processing is increased, and the reliability is improved.
The supporting carrier 1 is horizontally placed on a microwave assembly assembling operation table, the long pressing plate 2 is fixedly connected with the supporting plate through a waist-shaped hole, and the long pressing plate 2 can move in a horizontal plane; the strip pressing plate 2 is used for limiting the displacement of the spring buckle pressing block 3 in the vertical direction, and a microwave assembly to be assembled is placed between the pressing surface of the spring buckle pressing block 3 and the partition plate 7; because the snak link briquetting 3 need be compressed tightly in vertical direction, still can not keep off the machined surface of product simultaneously, consequently design the long strip clamp plate 2 of product and press the connecting portion at snak link briquetting 3. The plurality of spring buckle pressing blocks 3 placed in the same supporting plate groove can move along the axial direction of the spring 4 simultaneously through the supporting carrier 1, or each spring buckle pressing block 3 independently moves along the axial direction of the spring 4; the strip-shaped pressing plate 2 is simultaneously tightly connected with the plurality of the spring buckle pressing blocks 3, and the plurality of the spring buckle pressing blocks 3 can be controlled to be simultaneously pressed and loosened, so that the positioning and the fastening of a single product or a plurality of products are realized. The embodiment of the utility model provides an in rectangular clamp plate 2 simultaneously can with 3 zonulae occludens briquetting 3 zonulae occludens, 3 zonulae occludens briquetting 3 of control compress tightly simultaneously and relax to this location and the fastening of realizing list or a plurality of product. In a state where the product is not placed, a distance x between the crimping surface and the end surface of the partition 7 is smaller than a size of the product for achieving fastening of the product. The height of the step surface of the crimping part of the spring buckle pressing block 3 is smaller than the maximum height of the crimping part.
The concave arc portion is used for limiting the movement of the microwave assembly in a vertical plane.
A plurality of positioning bosses 6 are arranged on the support carrier 1, and the positioning bosses 6 are used for limiting the displacement of the microwave assembly in the horizontal plane and in the direction vertical to the axis of the spring 4.
The value range of the movement displacement of the spring buckle pressing block 3 in the axial direction of the spring 4 is 1mm-20mm, and the maximum movement displacement in the axial direction of the spring 4 is preferably not more than 10 mm. The minimum stroke of the movement of the spring buckle pressing block 3 along the axial direction of the spring 4 is larger than the processing tolerance of the product microwave assembly, and the displacement of the spring buckle pressing block 3 is not larger than the length of the spring 4.
The materials of the supporting carrier 1, the strip-shaped pressing plate 2, the spring buckle pressing block 3 and the like are made of materials with thermal expansion coefficients similar to those of products so as to meet the positioning and fastening requirements of the products during heating in the processes of backflow and gold wire bonding. Specifically, the thermal expansion coefficients of the support carrier 1, the strip pressing plate 2 and the spring buckle pressing block 3 are not more than 10 times of the thermal expansion coefficient of the microwave assembly to be assembled and not less than 1/10 times of the thermal expansion coefficient of the microwave assembly to be assembled.
The utility model discloses outer envelope size of integration frock product is not more than 290mm 150mm 50 mm. As shown in fig. 1 and fig. 4, in the embodiment of the present invention: a is 7 mm; b is 5 mm; c is 20 mm; d is 28 mm; e 15 mm; f is 40 mm; h is 35 mm; f/h is more than or equal to 1.1 and less than or equal to 1.5.
The utility model discloses work application method does: when the product is assembled, taking fig. 1 as an example, the product is placed between the two positioning bosses 6, and in the other direction, the product is tightly pressed on the partition plate 7 by the spring buckling blocks. In the vertical direction, chamfers are processed on the spring buckle pressing block 3 and the boss 6, so that the spring can apply downward force to a product during assembly to press the product to the bottom, and the consistent height of the product during processing is ensured; secondly, in the course of working, paster, bonding equipment probably produce ascending pulling force to the product, and the chamfer can play the effect of preventing the product displacement.
Although the present invention has been disclosed in the preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art can use the above-mentioned method and technical contents to make possible changes and modifications to the technical solution of the present invention without departing from the spirit and scope of the present invention, therefore, any simple modification, equivalent changes and modifications made to the above embodiments by the technical substance of the present invention all belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a satisfy microwave subassembly multiple operation microfabrication's integration frock which characterized in that includes: a support carrier (1), a strip pressing plate (2), a spring buckle pressing block (3), a spring (4), a positioning boss (6) and a partition plate (7);
two rows of supporting plates are symmetrically arranged on the supporting carrier (1), a plurality of grooves are formed in the supporting plates, and the grooves are used for placing the spring buckle pressing blocks (3); the supporting plate is also provided with a plurality of counter bores; a plurality of partition plates (7) are arranged on the symmetrical surfaces of the two rows of support plates, and the partition plates (7) are fixedly connected with the support carrier (1);
the spring buckle pressing block (3) comprises a connecting part and a pressing part, the pressing part is a rectangular structure block, one end face of the rectangular structure block is used as a pressing surface, a concave arc part with an arc-shaped section is formed on the pressing surface, and the length direction of the concave arc part is parallel to the edge of the rectangular structure block; the connecting part is provided with a step structure, and the step structure is used for placing the strip pressing plate (2); one end of the connecting part is provided with a counter bore, and the other end of the connecting part is fixedly connected with an end face, opposite to the crimping face, of the crimping part;
one end of the spring (4) is fixedly connected with the counter bore of the connecting part, and the other end of the spring (4) is fixedly connected with the counter bore on the supporting plate; the axis of the spring (4) is vertical to the crimping surface;
the supporting carrier (1) is horizontally placed on a microwave assembly assembling operation table, the long pressing plate (2) is fixedly connected with the supporting plate through a waist-shaped hole, and the long pressing plate (2) can move in a horizontal plane; the strip pressing plate (2) is used for limiting the displacement of the spring buckle pressing block (3) in the vertical direction, and a microwave assembly to be assembled is placed between the pressing surface of the spring buckle pressing block (3) and the partition plate (7); the plurality of spring buckle pressing blocks (3) placed in the same supporting plate groove can move along the axial direction of the spring (4) simultaneously through the supporting carrier (1), or each spring buckle pressing block (3) can move along the axial direction of the spring (4) independently;
the concave arc part is used for limiting the movement of the microwave assembly in a vertical plane;
a plurality of positioning bosses (6) are arranged on the supporting carrier (1), and the positioning bosses (6) are used for limiting the displacement of the microwave assembly in the horizontal plane and in the direction vertical to the axis of the spring (4).
2. The integrated tool for multi-process micro assembly of the microwave assembly according to claim 1, wherein: the value range of the movement displacement of the spring buckle pressing block (3) in the axial direction of the spring (4) is 1-20 mm.
3. The integrated tool for multi-process micro assembly of the microwave assembly according to claim 1, wherein: the thermal expansion coefficients of the supporting carrier (1), the strip pressing plate (2) and the spring buckle pressing block (3) are not more than 10 times of the thermal expansion coefficient of the microwave assembly to be assembled and not less than 1/10 times of the thermal expansion coefficient of the microwave assembly to be assembled.
4. The integrated tool meeting requirement of microwave assembly multi-process micro-assembly according to one of claims 2 to 3, characterized in that: the height of the step surface of the crimping part of the spring buckle pressing block (3) is smaller than the maximum height of the crimping part.
5. The integrated tool for multi-process micro assembly of the microwave assembly according to claim 4, wherein: the support carrier (1) is integrally formed.
6. The integrated tool for multi-process micro assembly of the microwave assembly according to claim 5, wherein: the maximum movement displacement of the spring buckle pressing block (3) in the axial direction of the spring (4) is not more than 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921534840.0U CN211249073U (en) | 2019-09-16 | 2019-09-16 | Integrated tool meeting requirement of multi-process micro-assembly of microwave assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921534840.0U CN211249073U (en) | 2019-09-16 | 2019-09-16 | Integrated tool meeting requirement of multi-process micro-assembly of microwave assembly |
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| Publication Number | Publication Date |
|---|---|
| CN211249073U true CN211249073U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921534840.0U Active CN211249073U (en) | 2019-09-16 | 2019-09-16 | Integrated tool meeting requirement of multi-process micro-assembly of microwave assembly |
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| CN (1) | CN211249073U (en) |
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