PCB exposure processing transfer mechanism

Abstract

The utility model discloses a PCB (printed circuit board) exposure processing transfer mechanism, which comprises a bottom plate, a motor linear guide rail, a lifting assembly and a transfer frame, the lifting assembly comprises a support table, a PCB placing plate and a lifting piece, side plates are arranged on two sides of the PCB placing plate, the lifting piece comprises a support table, a lifting circular block and a lifting cylinder, and the lifting circular block is arranged on the support table. The supporting table is installed in the center of the surface of the supporting table, the two ends of the lifting air cylinder are connected with the circle center of the inner surface of the supporting table and the circle center of the lifting round block respectively, the PCB placing plates are installed on the surface of the supporting table in a split mode, the transfer frame comprises a gantry arm, a transverse arm, a transfer assembly and a firm assembly, and the bottom end of the gantry arm is connected with the bottom plate; a motor linear guide rail, a lifting air cylinder, an adjusting air cylinder, a sliding table air cylinder and an electromagnet are combined to form a transferring mechanism, a PCB placing plate is firmly fixed through air cylinder clamping and magnetic attraction methods, transferring of the PCB placing plate and a PCB is completed, and the position of the PCB can be conveniently and stably transferred.

Description

Technical Field

[0001] The utility model belongs to the technical field of PCB board production and processing, and specifically relates to a PCB board exposure processing transfer mechanism. Background Art

[0002] There is an exposure process in the production and processing of PCB boards. The principle of PCB board exposure mainly involves the process of using photosensitive materials and photochemical reactions. The Chinese utility model patent application number CN202122691206.1 discloses exposure equipment for PCB board exposure processing. PCB board exposure processing is an important step in PCB board manufacturing;

[0003] During the exposure process of the PCB board, the PCB board needs to be moved so that it can be transferred between different devices to facilitate different processing. The PCB board is moved after exposure. Conventional moving methods include manual movement and mechanical movement. Manual movement is time-consuming and labor-intensive, and the placement of the manually moved PCB board is prone to deviation. Mechanical movement is generally achieved by clamping and moving with a mechanical claw. The stability of a single-mode mechanical claw is poor and the PCB board is easily damaged. When the PCB board is moved, there is a problem that the position of the PCB board cannot be transferred conveniently and smoothly. For this reason, the present application proposes a PCB board exposure processing transfer mechanism. Utility Model Content

[0004] The utility model aims to provide a PCB board exposure processing transfer mechanism to solve the problem that the position of the PCB board cannot be transferred conveniently and smoothly in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PCB board exposure processing transfer mechanism, including a base plate and a motor linear guide, a lifting assembly and a transfer frame, the lifting assembly includes a support platform and a PCB placement plate, and a lifting member, side plates are provided on both sides of the PCB placement plate, the lifting member includes a support platform, a lifting block and a lifting cylinder, the support platform is installed at the center position of the support platform surface, the two ends of the lifting cylinder are respectively connected to the center of the inner surface of the support platform and the center of the lifting block, the PCB placement plate is separately installed on the surface of the support platform, the transfer frame includes a gantry arm and a cross arm, a transfer assembly and a fixed assembly, the bottom end of the gantry arm is connected to the base plate, the transfer assembly includes a slide cylinder, a rotating cylinder and a cross plate, the slide cylinder is installed in the cross arm, the rotating cylinder is installed between the slide cylinder and the cross plate, the fixed assembly includes an adjusting cylinder, a moving plate and a bottom block, and an electromagnet installed inside the side of the bottom block, and the two ends of the moving plate are respectively connected to the adjusting cylinder and the bottom block.

[0006] Preferably, a slide groove is provided on the surface of the bottom plate, a guide rail is provided in the slide groove, a support leg is provided at the bottom of the support platform, a rail groove matching the guide rail is provided at the bottom of the leg, and the support leg is slidably connected to the guide rail.

[0007] Preferably, the surface of the support platform is provided with support plates which are symmetrically distributed on both sides of the support platform, and the support plates are of a "U"-shaped structure.

[0008] Preferably, the support platform is a cylindrical structure with an open top surface, the lifting block and the lifting cylinder are installed inside the support platform, and the top surfaces of the lifting block, the support platform and the support plate are flush.

[0009] Preferably, a rectangular mounting groove is provided on the bottom surface of the cross arm, the slide cylinder is located in the mounting groove, the rotating cylinder is connected to the middle position of the cross plate, a rectangular movable groove is provided on the end surface of the cross plate, and the movable plate is located in the movable groove.

[0010] Preferably, the transverse plate is located in the movable groove and is provided with a limiting rod penetrating the movable plate, and the bottom block is flush with the surface on the same side as the electromagnet.

[0011] Preferably, a fixing frame is provided on the surface of the support platform, and a positioning assembly is provided diagonally on the fixing frame, and the positioning assembly includes a positioning plate, a driving motor and a driving gear.

[0012] Preferably, the fixed frame is a frame structure, and a rectangular placement groove is provided at the corner position of the fixed frame. The positioning plate, the driving motor and the driving gear are located in the placement groove. The centers of the driving motor and the driving gear are on the same axis. The positioning plate is slidably connected to the fixed frame, and the positioning plate is a right-angle structure.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, a transfer mechanism is formed by combining a motor linear guide, a lifting cylinder, an adjusting cylinder, a slide cylinder and an electromagnet, and a cylinder clamping and magnetic suction method are used to firmly hold the PCB placement plate, thereby completing the transfer of the PCB placement plate and the PCB board, and the position of the PCB board can be transferred conveniently and smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the bottom plate of the utility model;

[0017] Figure 3 It is a cross-sectional structural schematic diagram of the support platform of the utility model;

[0018] Figure 4 For the utility model Figure 1 Schematic diagram of the structure in the AA direction;

[0019] Figure 5 It is a schematic diagram of the top view of the horizontal plate of the utility model;

[0020] Figure 6 It is a three-dimensional structural schematic diagram of the fixing frame of the utility model;

[0021] Figure 7 It is a schematic diagram of the top view structure of the fixing frame of the utility model;

[0022] In the figure: 1. base plate; 2. motor linear guide; 3. support platform; 4. PCB placement plate; 8. fixed frame; 11. guide rail; 31. support leg; 32. support platform; 33. support plate; 41. side plate; 51. gantry arm; 52. cross arm; 61. slide cylinder; 62. rotating cylinder; 63. cross plate; 71. adjusting cylinder; 72. moving plate; 73. bottom block; 81. positioning plate; 82. driving motor; 83. driving gear; 321. lifting round block; 322. lifting cylinder; 631. limiting rod; 731. electromagnet. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] See also Figures 1 to 5The utility model provides a technical solution: a PCB board exposure processing transfer mechanism, including a base plate 1 and a motor linear guide 2, a lifting component and a transfer frame, the motor linear guide 2 is connected to the base plate 1 in a conventional manner, the PCB board is placed on the surface of the PCB placement plate 4, the slider provided on the motor linear guide 2 moves linearly along the a direction, and the positions of the support 3, the PCB placement plate 4 and the PCB board can be changed, so as to facilitate the transfer of the PCB board that has completed the exposure processing; the lifting component includes the support 3 and the PCB placement plate 4, and a lifting piece, the PCB placement plate 4 is a fixture plate for limiting the PCB board, and the PCB placement plate 4 is a fixture plate for limiting the PCB board. Side panels 41 are provided on both sides of the placement plate 4. The PCB placement plate 4 is connected to the side panels 41 in a conventional manner. The lifting member includes a support platform 32, a lifting block 321 and a lifting cylinder 322. The support platform 32 is installed at the center of the surface of the support platform 3. The two ends of the lifting cylinder 322 are respectively connected to the center of the inner surface of the support platform 3 and the center of the lifting block 321. When the lifting cylinder 322 is running, the lifting cylinder 322 changes from a shortened state to an extended state, and the lifting block 321 moves up along direction b, so that the PCB placement plate 4 and the PCB board move up, which is convenient for changing the height of the PCB placement plate 4 and the PCB board. The PCB placement plate 4 is installed in a split manner. Installed on the surface of the support table 32, the PCB placement plate 4 and the support table 32 are split structures, and the PCB placement plate 4 can be separated; the transfer frame includes a gantry arm 51 and a cross arm 52, a transfer component and a fixed component, the bottom end of the gantry arm 51 is connected to the base plate 1, and the gantry arm 51 is connected to the cross arm 52 and the base plate 1 in a conventional manner. The transfer component includes a slide cylinder 61, a rotating cylinder 62 and a cross plate 63, the slide cylinder 61 is installed in the cross arm 52, the rotating cylinder 62 is installed between the slide cylinder 61 and the cross plate 63, the rotating cylinder 62 is connected to the slide cylinder 61 and the cross plate 63 in a conventional manner, and the slide cylinder 61 is running, The rotating cylinder 62 and the horizontal plate 63 are moved along the d direction to change the positions of the PCB placement plate 4 and the PCB board. The fixed components include the adjusting cylinder 71, the moving plate 72 and the bottom block 73, and the electromagnet 731 installed inside the side of the bottom block 73. The two ends of the moving plate 72 are respectively connected to the adjusting cylinder 71 and the bottom block 73. The adjusting cylinder 71 is operated and moves along the c direction to make the bottom block 73 and the electromagnet 731 fit with the side plate 41. The electromagnet 731 is charged and the electromagnet 731 magnetically attracts the side plate 41, so that the PCB placement plate 4 and the PCB board remain stable, and the position of the PCB board can be conveniently and smoothly transferred.

[0026] In this embodiment, a slide groove is provided on the surface of the base plate 1, and a guide rail 11 is provided in the slide groove of the base plate 1. A support leg 31 is provided at the bottom of the support platform 3, and a rail groove matching the guide rail 11 is provided at the bottom of the leg 31. The leg 31 is slidably connected to the guide rail 11, and the leg 31 supports the support platform 3. The bottom end of the leg 31 is limited by the guide rail 11 to prevent the leg 31 from deflecting.

[0027] In this embodiment, the surface of the support platform 3 is provided with support plates 33 which are symmetrically distributed on both sides of the support platform 32. The support plates 33 are combined with the support platform 3 by conventional methods. The support plates 33 support the PCB placement plate 4. The support plates 33 are of a "U"-shaped structure. The support platform 32 is a cylindrical structure with an open top surface. The lifting block 321 and the lifting cylinder 322 are installed inside the support platform 32. The top surfaces of the lifting block 321, the support platform 32 and the support plates 33 are flush. The lifting block 321, the support platform 32 and the support plates 33 support the PCB placement plate 4.

[0028] In this embodiment, a rectangular mounting groove is provided on the bottom surface of the cross arm 52, and the slide cylinder 61 is located in the mounting groove. The slide cylinder 61 can change the horizontal position of the cross plate 63. The rotating cylinder 62 is connected to the middle position of the cross plate 63. The rotating cylinder 62 can change the angular position of the cross plate 63. A rectangular movable groove is provided on the end surface of the cross plate 63, and the movable plate 72 is located in the movable groove. The cross plate 63 is located in the movable groove and is provided with a limiting rod 631 passing through the movable plate 72. The bottom block 73 is flush with the surface on the same side of the electromagnet 731. The movable plate 72 is slidably connected to the limiting rod 631, and the movable plate 72 is limited by the limiting rod 631.

[0029] When PCB board is transported:

[0030] First, the PCB board is placed on the surface of the PCB placement board 4 for exposure processing. After the exposure processing is completed, the motor linear guide rail 2 runs, and the slider provided on the motor linear guide rail 2 moves linearly along the direction a to change the positions of the support platform 3, the PCB placement board 4 and the PCB board, so as to facilitate the transfer of the PCB board that has completed the exposure processing;

[0031] Second, the lifting cylinder 322 is running, and the lifting cylinder 322 changes from a shortened state to an extended state, and the lifting round block 321 moves up along the direction b, so that the PCB placement plate 4 and the PCB board move up, and the height of the PCB placement plate 4 and the PCB board is conveniently changed. At this time, the side plate 41 on the side of the PCB placement plate 4 is opposite to the bottom block 73;

[0032] Third, the regulating cylinder 71 operates and moves along the c direction so that the bottom block 73, the electromagnet 731 and the side plate 41 are in contact with each other;

[0033] Fourth, the electromagnet 731 is charged, and the electromagnet 731 magnetically attracts the side plate 41, so that the PCB placement plate 4 and the PCB board remain stable, the lifting cylinder 322 is shortened, and the lifting round block 321 moves downward;

[0034] Fifth, the slide cylinder 61 operates to move the rotating cylinder 62 and the horizontal plate 63 along the direction d, thereby completing the purpose of transferring the positions of the PCB placement plate 4 and the PCB board;

[0035] Sixth, the electromagnet 731 is powered off, the regulating cylinder 71 is running, the regulating cylinder 71 moves in the opposite direction along the c direction, the bottom block 73 is separated from the side plate 41, and the PCB placement plate 4 in the firmly clamped state becomes a loosened state;

[0036] In summary: through the transfer mechanism composed of the motor linear guide 2, the lifting cylinder 322, the adjusting cylinder 71, the slide cylinder 61 and the electromagnet 731, the PCB placement plate 4 is firmly held by the cylinder clamping and magnetic suction method, the transfer of the PCB placement plate 4 and the PCB board is completed, and the position of the PCB board can be transferred conveniently and smoothly.

[0037] Example 2

[0038] See also Figures 1 to 7 , which is the second embodiment of the utility model. This embodiment is based on the previous embodiment. In order to increase the effect of limiting the PCB placement plate 4, a fixed frame 8 is provided on the surface of the support 3. A positioning assembly is provided diagonally on the fixed frame 8. The positioning assembly includes a positioning plate 81, a driving motor 82 and a driving gear 83. The driving motor 82 drives the driving gear 83 to rotate. The driving gear 83 is meshed and connected with the positioning plate 81, and the height position of the positioning plate 81 can be changed. The diagonally distributed positioning plates 81 limit the PCB placement plate 4 so that it can be placed accurately.

[0039] In this embodiment, the fixed frame 8 is a frame structure, and a rectangular placement groove is provided at the corner position of the fixed frame 8. The positioning plate 81, the driving motor 82 and the driving gear 83 are located in the placement groove. The centers of the driving motor 82 and the driving gear 83 are on the same axis. The positioning plate 81 is slidably connected to the fixed frame 8, and the height position of the positioning plate 81 is adjustable. The positioning plate 81 is a right-angle structure.

[0040] In summary: the driving motor 82 drives the driving gear 83 to rotate, changing the height of the positioning plate 81, and the diagonally distributed positioning plates 81 limit the PCB placement plate 4 so that it is placed accurately.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PCB board exposure processing transfer mechanism, comprising a base plate (1), a motor linear guide rail (2), a lifting assembly and a transfer frame, characterized in that: The lifting assembly comprises a support platform (3), a PCB placement plate (4), and a lifting member. Side plates (41) are provided on both sides of the PCB placement plate (4). The lifting member comprises a support platform (32), a lifting round block (321), and a lifting cylinder (322). The support platform (32) is installed at the center of the surface of the support platform (3). The two ends of the lifting cylinder (322) are respectively connected to the center of the inner surface of the support platform (3) and the center of the lifting round block (321). The PCB placement plate (4) is installed in a split manner on the surface of the support platform (32). The transfer frame comprises a gantry arm (51) and a cross arm (52 ), a transfer component and a fixing component, the bottom end of the gantry arm (51) is connected to the bottom plate (1), the transfer component includes a slide cylinder (61), a rotating cylinder (62) and a cross plate (63), the slide cylinder (61) is installed in the cross arm (52), the rotating cylinder (62) is installed between the slide cylinder (61) and the cross plate (63), the fixing component includes an adjusting cylinder (71), a moving plate (72) and a bottom block (73), and an electromagnet (731) installed inside the side of the bottom block (73), and the two ends of the moving plate (72) are respectively connected to the adjusting cylinder (71) and the bottom block (73).

2. A PCB board exposure processing transfer mechanism according to claim 1, characterized in that: The surface of the bottom plate (1) is provided with a slide groove, the bottom plate (1) is provided with a guide rail (11) in the slide groove, the bottom of the support platform (3) is provided with a support leg (31), the bottom of the support leg (31) is provided with a rail groove matching the guide rail (11), and the support leg (31) is slidably connected to the guide rail (11).

3. A PCB board exposure processing transfer mechanism according to claim 1, characterized in that: The surface of the support platform (3) is provided with support plates (33) which are symmetrically distributed on both sides of the support platform (32), and the support plates (33) are of a "U"-shaped structure.

4. A PCB board exposure processing transfer mechanism according to claim 3, characterized in that: The support platform (32) is a cylindrical structure with an open top surface. The lifting block (321) and the lifting cylinder (322) are installed inside the support platform (32). The top surfaces of the lifting block (321), the support platform (32) and the support plate (33) are flush.

5. The PCB exposure processing transfer mechanism according to claim 1, characterized in that: The bottom surface of the cross arm (52) is provided with a rectangular mounting groove, the slide cylinder (61) is located in the mounting groove, the rotating cylinder (62) is connected to the middle position of the cross plate (63), the end surface of the cross plate (63) is provided with a rectangular movable groove, and the movable plate (72) is located in the movable groove.

6. A PCB board exposure processing transfer mechanism according to claim 5, characterized in that: The transverse plate (63) is located in the movable groove and is provided with a limiting rod (631) penetrating the movable plate (72), and the bottom block (73) is flush with the surface on the same side as the electromagnet (731).

7. The PCB exposure processing transfer mechanism according to claim 1, characterized in that: A fixing frame (8) is provided on the surface of the support platform (3), and a positioning assembly is provided diagonally on the fixing frame (8), wherein the positioning assembly comprises a positioning plate (81), a driving motor (82) and a driving gear (83).

8. The PCB exposure processing transfer mechanism according to claim 7, characterized in that: The fixing frame (8) is a frame structure. A rectangular placement groove is provided at a corner of the fixing frame (8). The positioning plate (81), the driving motor (82) and the driving gear (83) are located in the placement groove. The centers of the driving motor (82) and the driving gear (83) are located on the same axis. The positioning plate (81) is slidably connected to the fixing frame (8). The positioning plate (81) is a right-angle structure.

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