Displacement prevention mechanism of circuit board patch

Abstract

The utility model discloses an anti-displacement mechanism for a circuit board patch, which comprises a processing table for processing the circuit board patch and a bearing table, a processing device for processing the circuit board patch is arranged at the top of the processing table, and the bearing table is fixedly arranged at the top of the processing table. The top of the bearing table is provided with a limiting assembly used for limiting the circuit board patch, the limiting assembly comprises clamping plates and a top plate, the clamping plates used for clamping the circuit board patch are symmetrically and elastically installed on the two sides of the top of the bearing table, and a containing groove is formed in the top of the bearing table and located between the two clamping plates. A top plate used for supporting the bottom of the circuit board patch is elastically installed in an inner cavity of the containing groove, and a plurality of limiting grooves are formed in the top of the top plate. According to the utility model, through the mutual cooperation of all the parts, the circuit board can be effectively prevented from shaking during surface mounting processing, and the surface mounting stability and accuracy are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board patch technical field, concretely is a kind of anti-displacement mechanism of circuit board patch. BACKGROUND

[0002] Electronic circuit surface assembly technology is called surface mounting or surface mounting technology. It is a kind of surface assembly component without pin or short lead mounted on the surface of printed circuit board or other substrate, and is welded and assembled by reflow soldering or immersion soldering method.

[0003] Prior art with application No. 2017204171639 discloses a kind of high-efficiency patch device for circuit board processing, including support crossbeam, the support crossbeam lower left and right sides are equipped with support rod, support rod lower side is equipped with pad foot, support crossbeam lower side front and rear ends are equipped with support, fixed platform lower side is uniformly equipped with hydraulic cylinder device from front to back, hydraulic cylinder device lower side is equipped with piston rod, piston rod lower side is equipped with patch suction nozzle, front and rear the second screw rod is equipped with moving plate from left to right, moving plate upper side is equipped with working panel.

[0004] The above prior art, first circuit board patch is placed on the top of working panel, then uses processing equipment to process circuit board patch placed on the top of working panel, but working panel cannot fix circuit board patch, and circuit board patch is prone to shaking during processing, so that alignment is not accurate, when the distribution density of electrical components is higher, the difficulty of circuit board patch is increased, resulting in large error of patch position. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of anti-displacement mechanism of circuit board patch to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] The anti-displacement mechanism of circuit board patch includes processing table and bearing table for processing circuit board patch, the top of processing table is provided with processing equipment for processing circuit board patch, bearing table is fixedly installed on the top of processing table, and the top of bearing table is provided with limiting assembly for limiting circuit board patch.

[0008] Limiting assembly includes clamping plate and top plate, two sides of the top of bearing table are symmetrically elastically installed with clamping plate for clamping circuit board patch, and the top of bearing table is provided with accommodating groove, accommodating groove is located between two clamping plates, and the inner cavity of accommodating groove is elastically installed with top plate for supporting the bottom of circuit board patch.

[0009] The top of top plate is provided with a plurality of limiting grooves, and transmission roller is rotatably installed in the inner cavity of limiting groove through pivot.

[0010] Preferably, a plurality of sliding grooves are symmetrically arranged on the top of the bearing table, and sliding blocks are slidingly arranged in the inner cavities of the sliding grooves.

[0011] Preferably, a reset spring is fixedly arranged in the inner cavity of the sliding groove, and the other end of the reset spring is fixedly connected with one side of the sliding block.

[0012] Preferably, an extrusion spring is fixedly arranged on the inner wall of the accommodation groove away from the opening end of the accommodation groove, and the top of the extrusion spring is fixedly connected with the bottom of the top plate.

[0013] Preferably, the extrusion spring is in a circular truncated cone structure, and the large end of the extrusion spring is fixedly connected with the bottom of the inner cavity of the accommodation groove.

[0014] Preferably, a sliding groove is arranged on the adjacent side of the two clamping plates, a plurality of arresting grooves are symmetrically arranged on the upper and lower sides of the sliding groove, a sliding block is elastically arranged in the inner cavity of the arresting groove, and a driving roller for clamping the two sides of the circuit board patch is rotatably arranged between the two adjacent sliding blocks.

[0015] Preferably, a jacking spring is fixedly arranged on the inner wall of the arresting groove, and the other end of the jacking spring is fixedly connected with one side of the sliding block.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The utility model discloses a bearing table and clamping plate, which realize clamping and limiting through the limiting assembly, improve the stability and accuracy of the patch, and prevent the circuit board patch from shaking during processing. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the main body structure schematic drawing of the utility model;

[0019] Figure 2 It is the sectional view of the bearing table and clamping plate of the utility model;

[0020] Figure 3 It is the utility model Figure 2 The structure enlarged view of A in the utility model.

[0021] In the drawing: 1, processing table;2, bearing table;3, clamping plate;4, sliding groove;5, reset spring;6, processing equipment;7, driving roller;8, transmission roller;9, top plate;10, extrusion spring;11, accommodation groove;12, sliding block;13, sliding block;14, jacking spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] Please refer to Figures 1-3 The utility model provides a kind of displacement mechanism of circuit board patch, including the machining table 1 for being used to the processing of circuit board patch and bearing table 2, the top of machining table 1 is provided with the processing equipment 6 for being used to the processing of circuit board patch, bearing table 2 is fixedly installed on the top of machining table 1, and the top of bearing table 2 is provided with the limiting assembly for being used to the limiting of circuit board patch, circuit board patch is placed on the top of bearing table 2, then using the limiting assembly outside bearing table 2 to circuit board patch fixed, after circuit board patch is fixed, using processing equipment 6 to process circuit board patch, can effectively prevent circuit board patch from appearing when processing.

[0024] Limiting assembly includes clamping plate 3 and top plate 9, the top of bearing table 2 both sides symmetrical elastic mounting is used to the clamping of circuit board patch clamping plate 3, the top of bearing table 2 both sides symmetrical opening has multiple sliding grooves 4, multiple sliding grooves 4 inner chamber sliding installation has slider 13, the top of slider 13 and the bottom of clamping plate 3 are fixedly connected, wherein sliding slot 4 can limit the sliding track of slider 13, prevent clamping plate 3 from appearing when sliding, improve the stability of clamping plate 3 back and forth sliding.

[0025] Reset spring 5 is fixedly installed in the inner chamber of sliding groove 4, the other end of reset spring 5 and the side of slider 13 are fixedly connected, wherein reset spring 5 can exert a continuous sliding force to slider 13 in the direction close to circuit board patch, when circuit board patch is placed between two clamping plates 3, two clamping plates 3 adjacent side simultaneously clamps both sides of circuit board patch and top, simultaneously under the action of reset spring 5, exert pressure on the outside of circuit board patch, prevent circuit board patch from appearing when processing, it is favorable to improve the stability of circuit board patch when processing, reduce the adverse effect caused by normal processing to circuit board.

[0026] The top of the bearing table 2 is provided with a containing groove 11 between the two clamping plates 3, and a top plate 9 for supporting the bottom of the circuit board patch is elastically mounted in the inner cavity of the containing groove 11, an extrusion spring 10 is fixedly installed on the inner wall of the containing groove 11 away from the opening end, the top of the extrusion spring 10 is fixedly connected with the bottom of the top plate 9, wherein the extrusion spring 10 can exert a continuous pushing force on the top plate 9 to slide away from the bottom of the inner cavity of the containing groove 11, so that the top of the top plate 9 is in close contact with the bottom of the circuit board patch, thereby supporting the circuit board patch and preventing it from floating during processing, improving the strength of the circuit board patch and preventing it from breaking, and at the same time, the top plate 9 is connected with the bottom of the circuit board patch through the extrusion spring 10, which protects the bottom of the circuit board patch.

[0027] A plurality of limiting grooves are formed in the top of the top plate 9, and a transmission roller 8 is rotatably mounted in the inner cavity of the limiting groove, when the circuit board patch is placed between the two clamping plates 3, the bottom of the circuit board patch is in close contact with the top of the transmission roller 8, which is conducive to reducing the resistance generated when the circuit board patch is inserted between the two clamping plates 3, and improving the smoothness of placing circuit board patches of different sizes between the two clamping plates 3.

[0028] The extrusion spring 10 is provided in a circular truncated cone structure, and the large end of the extrusion spring 10 is fixedly connected with the bottom of the inner cavity of the containing groove 11, which improves the extension amount of the extrusion spring 10 and the movable distance of the top plate 9.

[0029] As a preferred embodiment, a sliding groove is formed on one side of each of the two clamping plates 3, a plurality of detent grooves are symmetrically formed on the upper and lower sides of the sliding groove, a sliding block 12 is elastically mounted in the inner cavity of the detent groove, and a drive roller 7 is rotatably mounted between two adjacent sliding blocks 12 for clamping the two sides of the circuit board patch, wherein a plurality of drive rollers 7 are arranged in the two sliding grooves, and the drive roller 7 is rotatably mounted between two adjacent sliding blocks 12, and the drive roller 7 can reduce the resistance when the circuit board patch is inserted between the two clamping plates 3, and the two sides of the circuit board patch are in close contact with the outer walls of the plurality of drive rollers 7 on the two sides of the clamping plate 3, which is conducive to reducing the resistance when the circuit board patch is inserted between the two clamping plates 3.

[0030] A top pressing spring 14 is fixedly installed on the inner wall of the detent groove, and the other end of the top pressing spring 14 is fixedly connected with one side of the sliding block 12, wherein the top pressing spring 14 can exert a continuous pushing force on the drive roller 7 to slide towards the circuit board patch, so that the drive roller 7 is in soft connection with the outer surface of the circuit board patch, thereby protecting the circuit board patch.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A mechanism for preventing displacement of a circuit board surface mount, characterized in that: It includes a processing table (1) and a carrier table (2) for processing circuit board surface mount technology. The processing table (1) is provided with a processing device (6) for processing circuit board surface mount technology. The carrier table (2) is fixedly installed on the top of the processing table (1), and the top of the carrier table (2) is provided with a limiting component for limiting the surface mount technology of the circuit board. The limiting component includes a clamping plate (3) and a top plate (9). The top two sides of the support platform (2) are symmetrically and elastically fitted with clamping plates (3) for holding the circuit board patch. The top of the support platform (2) is provided with a receiving groove (11). The receiving groove is located between the two clamping plates (3). The inner cavity of the receiving groove (11) is elastically fitted with a top plate (9) for supporting the bottom of the circuit board patch. The top of the top plate (9) is provided with multiple limiting grooves, and a transmission roller (8) is rotatably installed in the inner cavity of the limiting groove via a rotating shaft.

2. The anti-displacement mechanism for circuit board surface mount according to claim 1, characterized in that: The top two sides of the support platform (2) are symmetrically provided with multiple sliding grooves (4), and a slider (13) is slidably installed in the inner cavity of the multiple sliding grooves (4). The top of the slider (13) is fixedly connected to the bottom of the clamping plate (3).

3. The anti-displacement mechanism for circuit board mounting according to claim 2, characterized in that: A reset spring (5) is fixedly installed in the inner cavity of the sliding groove (4), and the other end of the reset spring (5) is fixedly connected to one side of the slider (13).

4. The anti-displacement mechanism for circuit board surface mount according to claim 1, characterized in that: A compression spring (10) is fixedly installed on the inner wall of the receiving groove (11) away from its own opening end, and the top of the compression spring (10) is fixedly connected to the bottom of the top plate (9).

5. The anti-displacement mechanism for circuit board patch as described in claim 4, characterized in that: The compression spring (10) is configured as a frustum-shaped structure, and the large end of the compression spring (10) is fixedly connected to the bottom of the inner cavity of the receiving groove (11).

6. The anti-displacement mechanism for circuit board surface mount according to claim 1, characterized in that: Two clamping plates (3) are provided with a sliding groove on one side of each other. Multiple braking grooves are provided symmetrically on the upper and lower sides of the sliding groove. A sliding block (12) is elastically installed in the inner cavity of the braking groove. A drive roller (7) for clamping the two sides of the circuit board patch is rotatably installed between two adjacent sliding blocks (12).

7. The anti-displacement mechanism for circuit board surface mount according to claim 6, characterized in that: A top pressure spring (14) is fixedly installed on the inner wall of the brake groove, and the other end of the top pressure spring (14) is fixedly connected to one side of the sliding block (12).

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