Fixing device for assembling and detecting electronic parts

Abstract

The utility model discloses a fixing device for assembling and detecting electronic parts, which comprises a tool plate, four rectangular grooves are uniformly formed in the upper end surface of the tool plate, adsorption seats are slidably arranged in the rectangular grooves, and vacuum chambers are formed in the adsorption seats; the top of the adsorption seat is provided with an end cover and a rubber pad which are used for lifting electronic parts, the end face of the end cover and the end face of the rubber pad are provided with a plurality of first air holes and a plurality of second air holes which are communicated with the vacuum cavity respectively, and the bottom of the adsorption seat is provided with a connecting pipe communicated with the vacuum cavity. According to the fixing device, the fixing mode of the electronic parts can be changed, the position of the adsorption base can be adjusted, the adsorption base can adsorb and limit the electronic parts of different models, the situation that the light and thin electronic parts deform and are damaged due to the fact that the clamping force of a clamp is large is avoided, and the fixing efficiency is improved. The electronic parts are protected, and the fixing device is suitable for fixing the electronic parts of different models.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic parts and components detection equipment technical field, concretely relates to a kind of fixing device for electronic parts and components assembly detection. BACKGROUND

[0002] Electronic parts and components assembly detection is a crucial link in electronic product manufacturing process, it covers the process that accurate, efficient electronic components and parts are assembled into complete product or functional module according to design drawing and process requirement, at the same time, through a series of advanced detection technology and equipment, the function verification, performance test and quality inspection of these assembled products are carried out, to ensure that the performance and safety of all products can meet the predetermined standard and customer's demand;

[0003] However, when detecting electronic parts and components, electronic parts and components need to be fixed on tooling plate for visual detection, and the existing fixing mode of electronic parts and components is mostly to clamp electronic parts and components on tooling plate for detection, but since the types of electronic parts and components are more, with different models and materials, the electronic parts and components with relatively light and thin material are prone to deformation under the action of large clamping force, thereby causing damage to electronic parts and components. Therefore, the technical personnel in the art provide a kind of fixing device for electronic parts and components assembly detection to solve the problems raised in the above background technology. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of fixing device for electronic parts and components assembly detection to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of fixing device for electronic parts and components assembly detection, it includes: tooling plate, the upper end surface of tooling plate is evenly provided with four rectangular grooves, rectangular groove is slidably arranged with suction seat, and, vacuum chamber is opened in the inside of suction seat, the top of suction seat is provided with the end cap for holding electronic parts and components, rubber pad, the end surface of end cap, rubber pad is respectively provided with a plurality of first air hole, second air hole connected with vacuum chamber, and the bottom of suction seat is provided with the connecting pipe connected with vacuum chamber, the end of connecting pipe away from suction seat is installed in the output end of vacuum generator.

[0007] Preferably, through groove is opened at the middle position of rectangular groove, suction seat is inserted in the inside of through groove and slides in its inside, and the part of outer wall of suction seat above through groove is provided with lug, lug is engaged in the inside of rectangular groove and slides in its inside.

[0008] Preferably, the inner part of the tool plate is provided with a sliding groove below each of the two supporting lugs, an annular sliding plate is slidably installed in the sliding groove, the end face of the annular sliding plate is provided with a threaded rod, the threaded rod penetrates through the tool plate, the supporting lug and extends above the tool plate, and the outer wall of the threaded rod is provided with a locking nut at one end above the supporting lug, the locking nut is threadedly installed on the outer wall of the threaded rod and tightly abuts against the upper end face of the supporting lug.

[0009] Preferably, the inner wall of the rectangular groove is provided with a through opening communicating with the sliding groove, the threaded rod penetrates through the through opening and extends into the inner part of the rectangular groove and slides in the inner part of the rectangular groove, and the thickness of the annular sliding plate is smaller than the depth of the sliding groove and the diameter of the annular sliding plate is greater than the inner diameter of the through opening.

[0010] Preferably, the middle position of the supporting lug is provided with a threaded groove, the end of the threaded rod away from the annular sliding plate is threadedly installed in the inner part of the threaded groove and extends above the supporting lug, and the internal threads of the supporting lug are opposite to the internal thread direction of the locking nut.

[0011] Preferably, the four corners of the rubber pad are provided with annular grooves, the inner part of the annular groove is provided with a fastening bolt, the fastening bolt penetrates through the rubber pad and is threadedly installed in the inner part of the end cover and the adsorption seat, and the thickness of the nut of the fastening bolt is smaller than the depth of the annular groove.

[0012] Preferably, the output end of the vacuum generator is provided with a suction pipe, the other end of the suction pipe is provided with a conversion joint, and the connecting pipes installed at the bottoms of the four adsorption seats are installed on the conversion joint and communicate with the suction pipe.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] By setting the adsorption seat on the upper end face of the tool plate, the position of the adsorption seat on the tool plate can be adjusted, the electronic component is placed on the four adsorption seats, the connecting pipe installed on the output end of the vacuum generator extracts the air in the vacuum chamber in the inner part of the adsorption seat, and the electronic component placed on the adsorption seat is adsorbed through the first air hole and the second air hole communicating with the vacuum chamber, so that the fixation of the electronic component is completed, the fixation mode of the electronic component can be changed, the position of the adsorption seat can be adjusted, the adsorption and limiting of the adsorption seat on different models of electronic components are realized, the deformation and damage of the relatively light and thin electronic component caused by the relatively large clamping force of the clamp is avoided, the protection of the electronic component is realized, the fixation of different models of electronic components is suitable, and the practicability is high. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the fixing device according to an embodiment of the utility model;

[0016] Figure 2 It is Figure 1 It is an enlarged view of the middle A part.

[0017] Figure 3 It is a three-dimensional schematic view of the adsorption seat according to an embodiment of the utility model;

[0018] Figure 4 It is a connection schematic view of the sliding plate, threaded rod and tool plate according to an embodiment of the utility model;

[0019] Figure 5 It is a connection schematic view of the adsorption seat and vacuum generator according to an embodiment of the utility model.

[0020] In the drawing: 1, tool plate; 101, rectangular recess; 102, through slot; 103, sliding groove; 104, through port; 11, annular sliding plate; 12, threaded rod; 13, locking nut; 2, adsorption seat; 201, vacuum chamber; 21, end cover; 211, first air hole; 22, rubber pad; 221, second air hole; 222, annular recess; 23, connecting pipe; 24, lug; 241, threaded groove; 25, fastening bolt. DETAILED DESCRIPTION

[0021] In the description of the utility model, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "transverse", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more. In addition, the term "includes" and any variation thereof is intended to cover non-exclusive inclusion.

[0022] Combination Figures 1-5 As shown, the upper end face of the tool plate 1 is uniformly provided with four rectangular recesses 101, the rectangular recesses 101 are slidably provided with the adsorption seat 2, the inside of the adsorption seat 2 is provided with the vacuum chamber 201, the top of the adsorption seat 2 is provided with the end cover 21 and the rubber pad 22 for holding the electronic parts, the end face of the end cover 21 and the rubber pad 22 is respectively provided with a plurality of first air holes 211 and second air holes 221 connected with the vacuum chamber 201, and the bottom of the adsorption seat 2 is provided with the connecting pipe 23 connected with the vacuum chamber 201, and the end of the connecting pipe 23 away from the adsorption seat 2 is installed on the output end of the vacuum generator.

[0023] In one embodiment, the output end of the vacuum generator is provided with an exhaust pipe, the other end of the exhaust pipe is provided with a conversion joint, and the connecting pipes 23 installed at the bottom of the four adsorption seats 2 are all installed on the conversion joint and connected with the exhaust pipe; when the adsorption seats 2 are used to limit the electronic components, the negative pressure generated by the operation of the vacuum generator can be used to extract the air in the vacuum chamber 201 inside the adsorption seat 2 through the exhaust pipe and the four connecting pipes 23 connected with the exhaust pipe through the conversion joint, and then the electronic components placed on the adsorption seat 2 are adsorbed through the first air hole 211 and the second air hole 221 connected with the vacuum chamber 201, so that the electronic components can be adsorbed and limited on the adsorption seat 2. The fixing method of the electronic components is changed, the deformation and damage of the relatively thin electronic components caused by the large clamping force of the clamp are avoided, and the quality of the electronic components is ensured.

[0024] In one embodiment, when the adsorption seat 2 is installed on the tool plate 1 for use, the adsorption seat 2 can be directly inserted into the through slot 102, the lugs 24 on both sides of the adsorption seat 2 are clamped inside the rectangular groove 101 and above the threaded rod 12, the threaded rod 12 is screwed, the threaded rod 12 is installed in the threaded groove 241 and extends above the lug 24, and the installation of the adsorption seat 2 is completed. The structure is simple, easy to disassemble, and convenient for later maintenance work.

[0025] In one embodiment, when adjusting the position of the adsorption seat 2, the adsorption seat 2 can be directly slid in the rectangular groove 101 and the through slot 102, the lugs 24 installed on both sides of the adsorption seat 2 drive the threaded rod 12 installed inside them to slide in the through hole 104, and the threaded rod 12 in sliding drives the annular slide plate 11 to slide in the sliding groove 103, without interfering with the displacement of the adsorption seat 2 by the threaded rod 12 and the annular slide plate 11, ensuring the adjustment of the position of the adsorption seat 2. The position of the adsorption seat 2 can be adjusted according to the model of the electronic components, the adsorption seat 2 can adsorb and limit electronic components of different models, and it is suitable for fixing electronic components of different models.

[0026] In one embodiment, since the thickness of the annular slide plate 11 is less than the depth of the sliding groove 103, the diameter of the annular slide plate 11 is greater than the inner diameter of the opening of the through hole 104, when the adsorption seat 2 after the adjustment position is limited, the threaded rod 12 can be directly screwed, the threaded rod 12 moves upward in the threaded groove 241, and the annular slide plate 11 mounted thereon is displaced upward in the sliding groove 103, so that the annular slide plate 11 tightly adheres to the top inner wall of the sliding groove 103 and covers the lower part of the through hole 104. Then, the locking nut 13 on the threaded rod 12 is screwed, the locking nut 13 tightly adheres to the upper end surface of the lug 24, and the threaded rod 12 is tightened, so that the lug 24 is clamped and limited on the inner wall of the rectangular groove 101. In this way, the limiting of the adsorption seat 2 after the adjustment position is completed, which can avoid the change of the position of the electronic component caused by the displacement of the adsorption seat 2, thereby affecting the detection result of the electronic component, and ensures the stability of the electronic component installation.

[0027] In one embodiment, when the electronic component is placed on the adsorption seat 2, the rubber pad 22 with soft material can be in contact with the electronic component, so that the electronic component is not in contact with the component with hard material, thereby preventing the surface of the electronic component from being scratched and ensuring the quality of the electronic component.

[0028] In one embodiment, since the thickness of the nut of the fastening bolt 25 is less than the depth of the annular groove 222, the nut of the fastening bolt 25 can be accommodated in the annular groove 222, so that the nut of the fastening bolt 25 does not interfere with the electronic component, and the use of the rubber pad 22 is ensured.

[0029] In one embodiment, when the rubber pad 22 is worn, the fastening bolt 25 can be directly screwed to detach the fastening bolt 25 from the end cover 21 and the adsorption seat 2, and then the fastening bolt 25 is taken out of the annular groove 222, so that the disassembly and replacement of the rubber pad 22 are completed. The structure is simple, the operation is convenient, and the later maintenance work can be facilitated.

[0030] The working principle of the utility model is: when fixing electronic parts, the sliding adsorption seat 2 can be directly slid in the rectangular groove 101 and the through groove 102, the lug 24 installed on both sides of the adsorption seat 2 drives the threaded rod 12 installed in the lug 24 to slide in the through hole 104, then the threaded rod 12 is screwed, the threaded rod 12 moves upwards in the threaded groove 241, the annular sliding plate 11 installed on the threaded rod 12 is displaced upwards in the sliding groove 103, the annular sliding plate 11 is tightly attached to the top inner wall of the sliding groove 103 and covers the through hole 104 below, then the locking nut 13 on the threaded rod 12 is screwed, the locking nut 13 is tightly attached to the upper end surface of the lug 24, the threaded rod 12 is screwed, the lug 24 is clamped and limited in the inner wall of the rectangular groove 101, the adsorption seat 2 is limited after the position is adjusted, finally, the electronic parts are placed on the adsorption seat 2, the vacuum generator is started, the vacuum generator works to generate negative pressure, the air in the vacuum chamber 201 in the adsorption seat 2 is extracted through the air suction pipe and the four connecting pipes 23 connected with the air suction pipe through the conversion joint, then the electronic parts placed on the adsorption seat 2 are adsorbed through the first air hole 211 and the second air hole 221 connected with the vacuum chamber 201, the electronic parts can be adsorbed and limited on the adsorption seat 2, the position of the adsorption seat 2 can be adjusted, the adsorption seat 2 can adsorb and limit different models of electronic parts, the fixing mode of the electronic parts is changed, the deformation and damage of the relatively light and thin electronic parts caused by the relatively large clamping force of the clamp is avoided, the protection of the electronic parts is realized, the utility model is suitable for fixing different models of electronic parts and has high practicability.

[0031] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A fixing device for assembling and testing electronic components, comprising: The tooling plate (1) is characterized in that four rectangular grooves (101) are evenly arranged on the upper surface of the tooling plate (1), an adsorption seat (2) is slidably arranged inside the rectangular grooves (101), and a vacuum chamber (201) is opened inside the adsorption seat (2). The top of the adsorption seat (2) is provided with an end cap (21) and a rubber pad (22) for supporting electronic components. The end faces of the end cap (21) and the rubber pad (22) are respectively provided with a number of first air holes (211) and second air holes (221) that communicate with the vacuum chamber (201). The bottom of the adsorption seat (2) is provided with a connecting pipe (23) that communicates with the vacuum chamber (201). The end of the connecting pipe (23) away from the adsorption seat (2) is installed at the output end of the vacuum generator.

2. The fixing device for assembly and testing of electronic components according to claim 1, characterized in that, A through groove (102) is provided at the middle position of the rectangular groove (101). The adsorption seat (2) is inserted into the through groove (102) and slides inside it. Furthermore, the outer wall of the adsorption seat (2) above the through groove (102) is provided with a support ear (24). The support ear (24) is engaged inside the rectangular groove (101) and slides inside it.

3. The fixing device for assembly and testing of electronic components according to claim 2, characterized in that, The tooling plate (1) has a sliding groove (103) located below the two supports (24) inside. An annular slide plate (11) is slidably installed inside the sliding groove (103). A threaded rod (12) is provided on the end face of the annular slide plate (11). The threaded rod (12) passes through the tooling plate (1) and the supports (24) and extends above them. A locking nut (13) is provided at the end of the outer wall of the threaded rod (12) above the supports (24). The locking nut (13) is threaded onto the outer wall of the threaded rod (12) and is close to the upper end face of the supports (24).

4. The fixing device for assembly and testing of electronic components according to claim 3, characterized in that, The inner wall of the rectangular groove (101) is provided with a through opening (104) that communicates with the slide groove (103). The threaded rod (12) passes through the through opening (104) and extends into the interior of the rectangular groove (101) and slides inside it. The thickness of the annular sliding plate (11) is less than the depth of the slide groove (103), and the diameter of the annular sliding plate (11) is greater than the inner diameter of the opening of the through opening (104).

5. The fixing device for assembly and testing of electronic components according to claim 3, characterized in that, A threaded groove (241) is provided at the middle position of the lug (24). The threaded rod (12) is threaded at one end away from the annular slide plate (11) and is installed inside the threaded groove (241) and extends to the top of the lug (24). The internal thread of the lug (24) is opposite to the internal thread of the locking nut (13).

6. The fixing device for assembly and testing of electronic components according to claim 1, characterized in that, The rubber pad (22) has annular grooves (222) at each of its four corners. A fastening bolt (25) is provided inside the annular groove (222). The fastening bolt (25) passes through the rubber pad (22) and is threaded inside the end cap (21) and the adsorption seat (2). The thickness of the nut of the fastening bolt (25) is less than the depth of the annular groove (222).

7. The fixing device for assembly and testing of electronic components according to claim 1, characterized in that, The vacuum generator is equipped with an air extraction pipe at its output end, and a conversion connector is provided at the other end of the air extraction pipe. The connecting pipes (23) installed at the bottom of the four adsorption seats (2) are all installed on the conversion connector and connected to the air extraction pipe.

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