Circuit board positioning device

Abstract

The utility model relates to the technical field of circuit board positioning structures, in particular to a circuit board positioning device which comprises a mounting table, a sliding rail fixed at the top end of the mounting table, sliding blocks fixed on two sides of the top end of the sliding rail, mounting frames fixed on two sides of the two groups of sliding blocks, and positioning frames fixed on two sides of the top end of the mounting table. A connecting piece is fixed to the inner side of the positioning frame on one side, one end of the connecting piece is fixedly connected with an air cylinder, linkage assemblies are fixed to the top ends of the sliding blocks on the two sides, each linkage assembly comprises a middle plate and side plates on the two sides, the middle of each middle plate is connected with the top end of the rotating shaft in a sleeving mode, and the output end of the air cylinder drives the side plates on the two sides to move outwards. The sliding blocks on the two sides, the mounting frame and the clamping frame move at the same time, the clamping frame structure at the top end clamps and fixes a circuit board through the internal structure of the clamping frame structure, the sliding block structure at the bottom can synchronously move on the sliding rail, the connecting piece structure can be fixedly connected with the mounting table structure through the positioning frame structure, and the synchronous moving function is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a circuit board positioning structure technical field, concretely relates to a circuit board positioning device. BACKGROUND

[0002] The design and processing of the circuit board are handled according to different board layers, and the special layer of the required mark pattern and character code etc. is printed on the specific position of the upper and lower surfaces of the printing board, so as to provide convenience for the installation and maintenance of the circuit on the circuit board in the later period, and the silk screen printing machine is mostly used for silk screen printing of the circuit board at present.

[0003] The substrate of the circuit board needs to be completely fixed during silk screen printing, to prevent the position deviation from causing the pattern distortion and unclearness of silk screen printing, and the existing circuit board fixing mode generally adopts the bolt to be screwed and fixed on the four corners of the printing machine printing platform, which has good effect, but needs to screw the bolt one by one, and the fixing speed is slow.

[0004] Therefore, in view of the slow speed of the existing circuit board silk screen printing process through the bolt screwing and fixing mode. UTILITY MODEL CONTENTS

[0005] Technical problem

[0006] In view of the above-mentioned defects of the prior art, the utility model provides a circuit board positioning device, the output end of the air cylinder drives the two side plates to move outward, the middle plate in the middle part is deflected, the two side sliders, mounting frames and clamping frames are simultaneously moved, the clamping frame structure at the top end fixes the circuit board through the internal structure, the slider structure at the bottom can be synchronously moved on the slide rail, and the connecting piece structure can be fixedly connected with the mounting table structure through the positioning frame structure, realizes the function of synchronous movement, and can effectively solve the slow speed of the existing circuit board silk screen printing process through the bolt screwing and fixing mode in the prior art.

[0007] Technical scheme

[0008] In order to achieve the above object, the utility model is realized by the following technical scheme:

[0009] The utility model provides a circuit board positioning device, including installation platform, the top of installation platform is fixed with slide rail, both sides of the top of slide rail all are fixed with sliding block, both sides of two group sliding block are fixed with mounting bracket, both sides of the top of installation platform all are fixed with positioning frame, the inboard of one side positioning frame is fixed with connecting piece, the one end of connecting piece is fixedly connected with air cylinder, the top of both sides sliding block all are fixed with linkage assembly, the linkage assembly includes the middle plate and both sides side plate, the top of pivot is connected with the middle part of middle plate, the both ends of middle plate and two group side plate all are set up round hole groove, the both ends of middle plate are connected with the tail end of one group side plate and the front end of another group side plate through pin shaft respectively, the other end of two group side plate all is connected with the top of sliding block through connecting barrel, the output of air cylinder is connected with the middle part of one side side plate, the tail end of both sides mounting bracket all are fixed with clamping frame, and the circuit board is fixed between both sides clamping frame.

[0010] Further, the mounting bracket is a frame structure, and the positioning frame is arranged on the inner side of the mounting bracket.

[0011] Further, the bottom middle part of the sliding block is provided with a sliding groove with a size matching the outer size of the slide rail.

[0012] Further, the output end of the air cylinder is connected with the side plate away from the connecting piece.

[0013] Further, the clamping frame is a frame structure without a top surface, and the clamping frame has a structure with a small outer side and a large inner side.

[0014] Further, the middle plate and the two groups of side plates have the same length, and the top ends of the pivot, the pin shaft and the connecting barrel are limited by a circular ring.

[0015] Beneficial effects

[0016] The technical scheme provided by the utility model has the following beneficial effects compared with the known prior art:

[0017] The utility model discloses a installation platform - slide rail - sliding block structure, and the connecting piece is fixedly connected with the positioning frame, so when the air cylinder structure is driven, the output end of the air cylinder is connected with the middle part of one side side plate, the side plate is connected with the middle plate, the other side of the middle plate is connected with another group of side plates, so the output end of the air cylinder drives the two side plates to move outward, the middle plate in the middle part deflects, the sliding block, the mounting bracket and the clamping frame on both sides move simultaneously, the clamping frame structure at the top is fixed by the internal structure, and the sliding block structure at the bottom can move synchronously on the slide rail, and the connecting piece structure can be fixedly connected with the positioning frame structure and the installation platform structure to realize the function of synchronous movement.

[0018] The device is characterized in that the clamping frame structure is small in outer side and large in inner side, and can clamp and fix circuit boards of different sizes with the clamping frame structure on both sides and contact with the inner side walls of the clamping frame of different positions.

[0019] The device is characterized in that the cylinder structure is communicated with an external air source, and the user can control the driving of the middle plate and the side plate to move synchronously and stably, so that the clamping pressure on the circuit board is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0021] Figure 1 The figure is a structural schematic diagram of the present application;

[0022] Figure 2 The figure is a structural top view of the present application;

[0023] Figure 3 The figure is a structural split diagram of the present application;

[0024] Figure 4 The figure is a structural split diagram of the slider and the linkage assembly in the present application.

[0025] The numbers in the figure represent: 1, mounting table; 11, sliding rail; 12, positioning frame; 13, connecting sheet; 2, mounting frame; 3, cylinder; 4, slider; 41, sliding groove; 5, linkage assembly; 51, middle plate; 52, rotating shaft; 53, pin shaft; 54, side plate; 55, connecting cylinder; 6, clamping frame. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the following will combine the drawings in the embodiments of the present application to clearly and completely describe the technical scheme in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] The present application will be further described below in combination with the embodiments.

[0028] Embodiment: A circuit board positioning device, referring to the drawingsFigure 1 -attach Figure 4 , including the installation of the top of the platform 1, 11, the top of the slide rail 11 both sides are fixed with a slide block 4, both sides of the two groups of the slide block 4 are fixed with mounting bracket 2, both sides of the top of the installation platform 1 are fixed with positioning frame 12, the inner side of the positioning frame 12 on one side is fixed with a connecting piece 13, one end of the connecting piece 13 is fixedly connected with the cylinder 3, the top of both sides of the slide block 4 is fixed with linkage assembly 5, the linkage assembly 5 includes a middle plate 51 and two side plates 54, the middle of the middle plate 51 is connected with the top of the shaft 52, the middle plate 51 and both ends of the two groups of side plates 54 are provided with round hole groove, the both ends of the middle plate 51 are respectively connected with the end of a group of side plates 54 and the front end of another group of side plates 54 through the pin shaft 53, both ends of the two groups of side plates 54 are connected with the top of the slide block 4 through the connecting cylinder 55, the output end of the cylinder 3 is connected with the middle of the side plate 54 on one side, the end of both sides of the mounting bracket 2 is fixed with the clamping frame 6, and the circuit board is fixed between the two clamping frames 6;

[0029] The mounting bracket 2 is a frame structure, and the positioning frame 12 is arranged on the inner side of the mounting bracket 2; in the device, the clamping frame 6 structure is arranged, which has the structure characteristics that the outside is small and the inside is large, so that circuit boards of different sizes can be clamped and fixedly connected with the clamping frame 6 structure on both sides and contact with the inner walls of the clamping frame 6 at different positions; in the device, the cylinder 3 structure is arranged, the user can communicate with the external gas source, which can be controlled by the user to drive the middle plate 51 and the side plate 54 to move synchronously and stably, and the clamping pressure on the circuit board can be reduced during movement, the middle plate 51 structure can be rotated through the bottom shaft 52 structure, the side plate 54 and the middle plate 51 can be rotated through the connecting cylinder 55 and the pin shaft 53, and are limited by the circular ring.

[0030] The bottom middle of the sliding block 4 is provided with a sliding groove 41 with a size matching the external size of the sliding rail 11; and the output end of the air cylinder 3 is connected with the side plate 54 away from the connecting piece 13; the clamping frame 6 is a frame structure without top end, and the clamping frame 6 is small in outer side and large in inner side; the middle plate 51 and the two groups of side plates 54 have the same length, and the top end of the rotating shaft 52, the pin shaft 53 and the connecting cylinder 55 are limited by a circular ring; the connecting piece 13 in the mounting table 1-sliding rail 11-sliding block 4 structure is fixedly connected with the positioning frame 12, so that when the air cylinder 3 structure is driven, the output end of the air cylinder 3 is sleeved with the middle part of the side plate 54 on one side, the side plate 54 is sleeved with the middle plate 51, the other side of the middle plate 51 is sleeved with the other group of side plates 54, so that the output end of the air cylinder 3 drives the two side plates 54 to move outward, the middle plate 51 in the middle part is deflected, the sliding block 4, the mounting frame 2 and the clamping frame 6 on both sides are moved at the same time, the clamping frame 6 structure at the top end fixes the line board through the internal structure, and the sliding block 4 structure at the bottom can move synchronously on the sliding rail 11, and the connecting piece 13 structure can be fixedly connected with the mounting table 1 structure through the positioning frame 12 structure, so as to realize the function of synchronous movement.

[0031] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the protection scope of the technical solutions of the embodiments of the present application.

Claims

1. A circuit board positioning device, characterized by comprising: The utility model provides an installation platform, including installation platform (1), the top of installation platform (1) is fixed with slide rail (11), both sides of the top of slide rail (11) are fixed with sliding block (4), both sides of two groups of sliding block (4) are fixed with mounting bracket (2), both sides of the top of installation platform (1) are fixed with positioning frame (12), the inboard of one side positioning frame (12) is fixed with connecting sheet (13), one end of connecting sheet (13) is fixedly connected with pneumatic cylinder (3), the top of both sides sliding block (4) is fixed with linkage assembly (5), the linkage assembly (5) includes middle plate (51) and both sides side plate (54), the top of pivot (52) is connected with the middle part of middle plate (51) and is connected with the middle part of middle plate (51), both ends of middle plate (51) and two groups of side plate (54) are all set up round hole groove, both ends of middle plate (51) are respectively connected with the tail end of a group of side plate (54) and the front end of another group of side plate (54) through the sleeve connection of pin shaft (53), and the other end of two groups of side plate (54) is all set up in the top of sliding block (4) through the sleeve connection of connecting barrel (55), the output of pneumatic cylinder (3) is connected with the middle part of one side side plate (54), and the tail end of both sides mounting bracket (2) is fixed with clamping frame (6), and both sides clamping frame (6) are fixed between the circuit board.

2. The circuit board positioning device of claim 1, wherein, The mounting bracket (2) is a frame structure, and the positioning frame (12) is arranged on the inner side of the mounting bracket (2).

3. The circuit board positioning device of claim 1, wherein, The bottom of the sliding block (4) is provided with a sliding groove (41) with a size matching the outer size of the slide rail (11).

4. The circuit board positioning device of claim 1, wherein, The output end of the pneumatic cylinder (3) is connected and sleeved with the side plate (54) away from the connecting sheet (13).

5. The circuit board positioning apparatus of claim 4, wherein The clamping frame (6) is a frame structure without a top surface, and the clamping frame (6) has a structure with a small outer side and a large inner side.

6. The circuit board positioning device of claim 1, wherein, The middle plate (51) and the two groups of side plates (54) have the same length, and the top ends of the pivot (52), the pin shaft (53) and the connecting barrel (55) are limited by a circular ring.

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