Sandwich pressing counterweight automatic mounting structure

Abstract

The utility model belongs to the technical field of PCB press fit, and particularly relates to a sandwich press fit counterweight automatic mounting structure which comprises a supporting table, a power mechanism is arranged in the supporting table, supporting frames are arranged at the two ends of the upper portion of the supporting table respectively, a fixing block is arranged at the upper end of the power mechanism, and the fixing block is arranged between the two supporting frames. A quick release assembly is arranged in the fixing block, a connecting block is arranged below the fixing block, and a pressing plate is arranged below the connecting block. According to the utility model, the laminated board can be disassembled and assembled more quickly, and can be disassembled and assembled according to multi-layer PCB materials with different specifications and sizes, so that a proper laminated board can be replaced, the operation is simple, a tedious operation process is not needed, a large amount of time and energy can be saved, and the working efficiency of staff is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of PCB pressing technology, specifically relates to sandwich pressing counterweight automatic mounting structure. BACKGROUND

[0002] Sandwich board pressing is an advanced pressing technology used in printed circuit board (PCB) manufacturing. Its principle is similar to making a sandwich, stacking multiple layers of PCB materials according to design requirements, with the "filling" in the middle being materials such as inner layer circuit board, insulating layer, etc., and then applying appropriate temperature, pressure and time to make these materials tightly bond together. For example, in the manufacturing of multi-layer PCB boards, first stack the inner layer core board (which has completed inner layer circuit etching) and prepreg according to the design sequence. The prepreg will undergo a curing reaction during the heating and pressing process, firmly bonding the adjacent core boards and copper foil together to form a complete multi-layer PCB structure.

[0003] However, most of the pressing devices have fixed structures, and when different specifications and sizes of multi-layer PCB materials need to be pressed, different pressing devices or the pressing plates in the pressing device need to be disassembled and replaced with different pressing plates. This operation is relatively complex and time-consuming, and cannot effectively improve work efficiency. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide sandwich pressing counterweight automatic mounting structure, can dismantle and assemble the pressing plate more quickly, can dismantle and assemble according to different specifications and sizes of multi-layer PCB materials, so as to replace the appropriate pressing plate, simple operation, do not need complicated operation process, can save a lot of time and energy, improve the work efficiency of staff.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] The sandwich pressing counterweight automatic mounting structure comprises:

[0007] A support table is provided with a power mechanism inside, two support frames are arranged at the upper ends of the support table, a fixed block is arranged at the upper end of the power mechanism, and the fixed block is arranged between the two support frames, a quick release assembly is arranged inside the fixed block, a connecting block is arranged below the fixed block, and a pressing plate is arranged below the connecting block.

[0008] The power mechanism comprises a motor and a moving plate, the motor is used to control the moving plate to move up and down, and the power mechanism is used to drive the pressing plate to move up and down.

[0009] The quick release assembly comprises a control block and a positioning block, and the control block is used for controlling the positioning block to move in a horizontal direction, so that the connecting block and the pressing plate are quickly disassembled and assembled.

[0010] As one of the preferred embodiments of the utility model, two control rods are fixedly connected to the inner sides of the control block, two sets of reset springs are arranged between the two control rods, one end of the reset spring is fixedly connected to the control block, the other end of the reset spring is fixedly connected to the fixed block, the other ends of the two control rods are fixedly connected to positioning rods, and one side of the positioning rod is fixedly connected to the positioning block.

[0011] As one of the preferred embodiments of the utility model, a control through hole is formed in one end of the fixed block, control grooves are formed in the inner sides of the control through hole, a moving track is formed in the other side of the control groove, a positioning through hole is formed in the middle of one side of the moving track, a rectangular groove is formed in the lower end of the fixed block, and a positioning groove is formed in one side of the upper end of the connecting block.

[0012] As one of the preferred embodiments of the utility model, the control block and the reset spring are arranged in the control through hole, the control rod is arranged in the control groove, the positioning rod is arranged in the moving track, the positioning block is arranged in the positioning through hole, the rectangular groove is matched with the upper end of the connecting block, and the positioning groove is matched with the positioning through hole and the positioning block.

[0013] As one of the preferred embodiments of the utility model, the motor is fixedly connected to one side of the support table, a rotating shaft is fixedly connected to the output shaft end of the motor, driving wheels are fixedly connected to the two ends of the rotating shaft, the driving wheel is meshingly connected with a driven wheel, a threaded rod is fixedly connected above the driven wheel, a sliding block is threadedly connected to the threaded rod, the moving plate is arranged between the two sliding blocks, the sliding block is fixedly connected to the moving plate, and the moving plate is fixedly connected to the fixed block.

[0014] As one of the preferred embodiments of the utility model, rotating grooves are formed in the middle of the two ends of the support table, the driving wheel and the driven wheel are arranged in the rotating grooves, rotating through holes are formed between the two rotating grooves, the rotating shaft penetrates through the rotating through hole, moving grooves are formed in the two support frames, and the threaded rod and the sliding block are arranged in the moving grooves.

[0015] The utility model discloses the following technical effects are achieved:

[0016] The sandwich pressing and matching counterweight automatic attaching structure can quickly press and match the multilayer PCB material, the motor in the power mechanism starts to work through controlling the power mechanism, and the mutual cooperation between the rotating shaft, the driving wheel, the driven wheel, the threaded rod, the sliding block and the moving plate in the power mechanism, so that the fixed block, the connecting block and the pressing plate below the moving plate can be driven to move up and down, thereby the multilayer PCB material can be quickly pressed and matched.

[0017] The connecting block and the pressing plate below the fixed block can be disassembled, thereby the pressing plate matched with the multilayer PCB material can be replaced, the operation is simple, the complicated operation process is not needed, a lot of time and energy can be saved, and the work efficiency of employees is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the schematic view of the utility structure;

[0019] Figure 2 is the front view of the utility;

[0020] Figure 3 is the schematic view of the power mechanism structure of the utility;

[0021] Figure 4 is the partial structure sectional view of the utility;

[0022] Figure 5 is the schematic view of the quick release assembly structure of the utility;

[0023] Figure 6 is the sectional view of the fixed block and the connecting block of the utility.

[0024] In the drawings, the component list represented by each sign is as follows:

[0025] 1, support table; 101, rotating groove; 102, rotating through hole; 2, power mechanism; 201, motor; 202, rotating shaft; 203, driving wheel; 204, driven wheel; 205, threaded rod; 206, sliding block; 207, moving plate; 3, support frame; 301, moving groove; 4, fixed block; 401, control through hole; 402, control groove; 403, moving track; 404, positioning through hole; 405, rectangular groove; 5, quick release assembly; 501, control block; 502, control rod; 503, positioning rod; 504, positioning block; 505, reset spring; 6, connecting block; 601, positioning groove; 7, pressing plate. DETAILED DESCRIPTION

[0026] In order to make the purpose and advantages of the utility model more clearly, the following will be specifically described by combining with the embodiment. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model specifically requested.

[0027] As shown in Figures 1 to 6 The sandwich pressing and combining counterweight automatic attaching structure comprises a supporting table 1, a power mechanism 2 is arranged in the supporting table 1, supporting frames 3 are arranged at two ends of the upper portion of the supporting table 1 respectively, a fixed block 4 is arranged at the upper end of the power mechanism 2, the fixed block 4 is arranged between the two groups of supporting frames 3, a quick-release assembly 5 is arranged in the fixed block 4, a connecting block 6 is arranged below the fixed block 4, and a pressing plate 7 is arranged below the connecting block 6.

[0028] The power mechanism 2 comprises a motor 201 and a moving plate 207, the motor 201 is used for controlling the moving plate 207 to move up and down, and the power mechanism 2 is used for driving the pressing plate 7 to move up and down.

[0029] The quick-release assembly 5 comprises a control block 501 and a positioning block 504, the control block 501 is used for controlling the positioning block 504 to move horizontally, so that the connecting block 6 and the pressing plate 7 can be quickly disassembled and assembled.

[0030] In this embodiment, when the pressing plate 7 needs to be replaced according to the specifications and size of the multi-layer PCB material, the control block 501 in the quick release assembly 5 is pressed at this time, so that the control block 501 moves in the control through hole 401, and the reset spring 505 in the control through hole 401 is extruded, so that the control rod 502 at both ends of the control block 501 moves in the control groove 402, and the positioning rod 503 at the other end of the control rod 502 moves in the moving track 403, so that the positioning block 504 on the other side of the positioning rod 503 moves along the positioning through hole 404 and the positioning groove 601. When the positioning block 504 is separated from the positioning groove 601 opened by the connecting block 6, the connecting block 6 is taken out of the rectangular groove 405 at this time, so that the pressing plate 7 below the connecting block 6 can be taken out and replaced with a suitable pressing plate 7. At the same time, under the action of the reset spring 505, the positioning block 504 in the quick release assembly 5 extends into the positioning groove 601, so as to fix the connecting block 6 and the pressing plate 7; when the multi-layer PCB material needs to be pressed, the power mechanism 2 is started at this time, so that the motor 201 in the power mechanism 2 starts to work, the rotating shaft 202 at the output shaft end of the motor 201 rotates in the rotating through hole 102, and the driving wheel 203 at both ends of the rotating shaft 202 rotates in the rotating groove 101, so that the driven wheel 204 meshing with the driving wheel 203 rotates in the rotating groove 101, and the threaded rod 205 above the driven wheel 204 rotates in the moving groove 301, so that the sliding block 206 on the threaded rod 205 moves downward in the moving groove 301, so as to drive the moving plate 207 between the two groups of sliding blocks 206 to move downward, so that the fixed block 4, the connecting block 6 and the pressing plate 7 below the moving plate 207 move downward together, and the multi-layer PCB material is pressed, thereby completing a series of work.

[0031] As shown in Figure 5 , the control block 501 is fixedly connected with control rods 502 at both ends, two groups of reset springs 505 are arranged between the two groups of control rods 502, one end of the reset spring 505 is fixedly connected with the control block 501, the other end of the reset spring 505 is fixedly connected with the fixed block 4, the other end of the two groups of control rods 502 is fixedly connected with a positioning rod 503, and the positioning rod 503 is fixedly connected with a positioning block 504 on one side.

[0032] As shown in Figure 6 , one end of the fixed block 4 is provided with a control through hole 401, both ends of the control through hole 401 are provided with control grooves 402, the other side of the control groove 402 is provided with a moving track 403, the middle of one side of the moving track 403 is provided with a positioning through hole 404, the lower end of the fixed block 4 is provided with a rectangular groove 405, and one side of the upper end of the connecting block 6 is provided with a positioning groove 601.

[0033] AsFigure 5 and Figure 6 As shown, the control block 501 and the reset spring 505 are respectively disposed in the control through hole 401, the control rod 502 is disposed in the control groove 402, the positioning rod 503 is disposed in the moving track 403, the positioning block 504 is disposed in the positioning through hole 404, the rectangular groove 405 matches the upper end of the connecting block 6, and the positioning groove 601 matches the positioning through hole 404 and the positioning block 504 respectively.

[0034] In the above method, when it is necessary to consider multi-layer PCB When the pressure plate 7 is replaced according to the material specifications and dimensions, the control block 501 in the quick-release assembly 5 is pressed, causing the control block 501 to move within the control through hole 401 and press the return spring 505 within the control through hole 401. This causes the control rods 502 at both ends of the control block 501 to move within the control groove 402, and drives the positioning rod 503 at the other end of the control rod 502 to move within the moving track 403. This causes the positioning block 504 on the other side of the positioning rod 503 to move along the positioning through hole 404 and the positioning groove 601. When the positioning block 504 disengages from the positioning groove 601 opened by the connecting block 6, the connecting block 6 is removed from the rectangular groove 405, allowing the pressure plate 7 below the connecting block 6 to be removed and replaced with a suitable pressure plate 7. At the same time, under the action of the return spring 505, the positioning block 504 in the quick-release assembly 5 extends into the positioning groove 601, thereby fixing the connecting block 6 and the pressure plate 7.

[0035] The installed reset spring 505 enables the quick-release assembly 5 to return to its initial state when the control block 501 in the quick-release assembly 5 is released.

[0036] like Figure 3 As shown, the motor 201 is fixedly connected to one side of the support platform 1. The output shaft of the motor 201 is fixedly connected to a rotating shaft 202. The two ends of the rotating shaft 202 are respectively fixedly connected to a driving wheel 203. The driving wheel 203 is meshed with a driven wheel 204. A threaded rod 205 is fixedly connected above the driven wheel 204. A slider 206 is threadedly connected to the threaded rod 205. A movable plate 207 is set between the two sets of sliders 206, and the sliders 206 are fixedly connected to the movable plate 207. The lower part of the movable plate 207 is fixedly connected to the fixed block 4.

[0037] like Figure 3 and Figure 4As shown, the support table 1 is provided with rotating grooves 101 at both ends of the middle part, and the driving wheels 203 and the driven wheels 204 are arranged in the rotating grooves 101 respectively, and the rotating through holes 102 are arranged between the two sets of rotating grooves 101, and the rotating shaft 202 penetrates through the rotating through holes 102, and the two sets of support frames 3 are provided with moving grooves 301 respectively, and the threaded rods 205 and the sliding blocks 206 are arranged in the moving grooves 301 respectively.

[0038] In the above manner, when the multi-layer PCB material needs to be pressed, the power mechanism 2 is started at this time, so that the motor 201 in the power mechanism 2 starts to work, drives the rotating shaft 202 at the output shaft end of the motor 201 to rotate in the rotating through hole 102, drives the driving wheels 203 at both ends of the rotating shaft 202 to rotate in the rotating grooves 101, drives the driven wheels 204 meshing with the driving wheels 203 to rotate in the rotating grooves 101, drives the threaded rods 205 above the driven wheels 204 to rotate in the moving grooves 301, drives the sliding blocks 206 on the threaded rods 205 to move downward in the moving grooves 301, thereby driving the moving plates 207 between the two sets of sliding blocks 206 to move downward, drives the fixed blocks 4, the connecting blocks 6 and the pressing plates 7 below the moving plates 207 to move downward together, and presses the multi-layer PCB material.

[0039] The working principle of the utility model is: when the pressing plate 7 needs to be replaced according to the specifications and sizes of the multi-layer PCB material, the control block 501 in the quick release assembly 5 is pressed at this time, so that the control block 501 moves in the control through hole 401, and the reset spring 505 in the control through hole 401 is extruded, so that the control rod 502 at both ends of the control block 501 moves in the control groove 402, and the positioning rod 503 at the other end of the control rod 502 moves in the moving track 403, so that the positioning block 504 on the other side of the positioning rod 503 moves along the positioning through hole 404 and the positioning groove 601, when the positioning block 504 is separated from the positioning groove 601 opened by the connecting block 6, the connecting block 6 is taken out from the rectangular groove 405 at this time, so that the pressing plate 7 below the connecting block 6 can be taken off and replaced with a suitable pressing plate 7, and at the same time, under the action of the reset spring 505, the positioning block 504 in the quick release assembly 5 extends into the positioning groove 601, so as to fix the connecting block 6 and the pressing plate 7; when the multi-layer PCB material needs to be pressed, the power mechanism 2 is started at this time, so that the motor 201 in the power mechanism 2 starts to work, the rotating shaft 202 at the output shaft end of the motor 201 rotates in the rotating through hole 102, and the driving wheel 203 at both ends of the rotating shaft 202 rotates in the rotating groove 101, so that the driven wheel 204 meshing with the driving wheel 203 rotates in the rotating groove 101, and the threaded rod 205 above the driven wheel 204 rotates in the moving groove 301, so that the sliding block 206 on the threaded rod 205 moves downward in the moving groove 301, so as to drive the moving plate 207 between the two groups of sliding blocks 206 to move downward, so that the fixed block 4, the connecting block 6 and the pressing plate 7 below the moving plate 207 move downward together, and the multi-layer PCB material is pressed, so as to complete a series of work.

[0040] The above is only the preferred embodiment of the utility model, it should be pointed out that for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements and refinements can be made, these improvements and refinements should also be regarded as the protection scope of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to the conventional means in the art, unless otherwise specified and limited.

Claims

1. A sandwich press weight automatic attaching structure, characterized by: Include: Supporting table (1), the supporting table (1) inside is provided with power mechanism (2), the supporting table (1) top two ends are provided with support frame (3) respectively, the power mechanism (2) upper end is provided with fixed block (4), and the fixed block (4) is arranged between two groups of support frame (3), the fixed block (4) inside is provided with quick release assembly (5), the fixed block (4) below is provided with connecting block (6), the connecting block (6) below is provided with pressing plate (7); Wherein, the power mechanism (2) includes motor (201) and moving plate (207), the motor (201) is used for controlling moving plate (207) to move up and down, and the power mechanism (2) is used for driving pressing plate (7) to move up and down; The quick release assembly (5) includes control block (501) and positioning block (504), the control block (501) is used for controlling positioning block (504) to move in horizontal direction, so that the connecting block (6) and pressing plate (7) are quickly disassembled.

2. The sandwiched press-fit counterweight automatic mounting structure according to claim 1, characterized by: The control block (501) inner side two ends are fixedly connected with control rod (502) respectively, two groups of the control rod (502) between are provided with two groups of reset spring (505), and one end of the reset spring (505) is fixedly connected with control block (501), the other end of the reset spring (505) is fixedly connected with fixed block (4), two groups of the control rod (502) other end is fixedly connected with positioning rod (503), one side of the positioning rod (503) is fixedly connected with positioning block (504).

3. The sandwiched weight automatic taping structure according to claim 2, characterized in that: One end of the fixed block (4) is provided with control through-hole (401), the control through-hole (401) inner side two ends are respectively provided with control recess (402), the control recess (402) other side is provided with moving track (403), one side of the moving track (403) middle is provided with positioning through-hole (404), the fixed block (4) lower end is provided with rectangular recess (405), the connecting block (6) upper end one side is provided with positioning recess (601).

4. The sandwiched weight automatic attaching structure according to claim 3, characterized by: The control block (501) and reset spring (505) are arranged in the control through-hole (401) respectively, the control rod (502) is arranged in the control recess (402), the positioning rod (503) is arranged in the moving track (403), the positioning block (504) is arranged in the positioning through-hole (404), the rectangular recess (405) is matched with the upper end of the connecting block (6), the positioning recess (601) is matched with the positioning through-hole (404) and the positioning block (504) respectively.

5. The sandwiched counterweight automatic taping structure according to claim 1, wherein: The motor (201) is fixedly connected with one side of the support table (1), the output shaft end of the motor (201) is fixedly connected with a rotating shaft (202), both ends of the rotating shaft (202) are fixedly connected with a driving wheel (203), the driving wheel (203) is meshedly connected with a driven wheel (204), the upper side of the driven wheel (204) is fixedly connected with a threaded rod (205), the threaded rod (205) is threadedly connected with a sliding block (206), the moving plate (207) is arranged between the two groups of sliding blocks (206), and the sliding block (206) is fixedly connected with the moving plate (207), and the lower side of the moving plate (207) is fixedly connected with the fixed block (4).

6. The sandwiched weight automatic taping structure according to claim 5, wherein: The middle of the support table (1) is provided with rotating grooves (101) at both ends, the driving wheel (203) and the driven wheel (204) are arranged in the rotating grooves (101) respectively, rotating through holes (102) are formed between the two groups of rotating grooves (101), the rotating shaft (202) penetrates through the rotating through holes (102), and the two groups of support frames (3) are provided with moving grooves (301) respectively, and the threaded rod (205) and the sliding block (206) are arranged in the moving grooves (301) respectively.

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