CN217113044U

CN217113044U - Movable continuous exposure device for ultra-long printed board

Info

Publication number: CN217113044U
Application number: CN202220270631.5U
Authority: CN
Inventors: 林木云
Original assignee: Nanjing Pujiang Electronics Co ltd
Current assignee: Nanjing Pujiang Electronics Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-08-02
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a mobile continuous exposure device for an ultra-long printed board, which comprises a support frame component, a vacuum component, an exposure machine component and a moving component, wherein the support frame component comprises two guide rails, a large-size exposure glass table-board is arranged between the two guide rails, the vacuum component comprises a vacuum pump, an air-extracting hose, an exposure frame and a vacuum film, the vacuum pump is arranged at one end of the guide rails, the vacuum pump is connected with the air-extracting hose, the air-extracting hose is communicated with the inner wall of the exposure frame, the exposure machine component comprises an upper exposure box body, an upper electric telescopic rod and an upper fixing plate, the upper electric telescopic rod is arranged on the top surface of the inner wall of the upper exposure box body, the upper fixing plate is arranged at the bottom end of the upper electric telescopic rod, the bottom surface of the upper fixing plate is provided with a plurality of upper exposure lamp strips, the moving component comprises two driving motors and two driving wheels, the two driving motors are arranged at two sides of the upper exposure box body, two driving wheels are arranged on the inner walls of the two sides of the upper exposure box body, and the tail ends of the execution shafts of the two driving motors are respectively connected with the two driving wheels.

Description

Movable continuous exposure device for ultra-long printed board

Technical Field

The utility model relates to a printing board production technical field especially involves a portable continuous exposure device of overlength printing board.

Background

The printed board is an important electronic component, is a carrier for electrical connection of electronic components, develops from a single layer to double surfaces, multiple layers and flexibility, and still keeps respective development trends, and because the printed board is continuously developed towards high precision, high density and high reliability, the size is continuously reduced, the cost is reduced, and the performance is improved, the printed board still keeps strong vitality in the development engineering of future electronic equipment; the printed boards need exposure treatment in the process of manufacturing the boards, and due to the difference between different printed boards, the required proper exposure distance and time are also different, but most of the inside of the existing exposure device is a fixed space, and the exposure device cannot adapt to the production of the overlong printed boards.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a portable continuous exposure device of overlength printing board, compare in prior art.

The utility model discloses a realize through following technical scheme: a movable continuous exposure device for an ultralong printed board structurally comprises a support frame assembly, a vacuum assembly, an exposure machine assembly and a moving assembly, wherein the support frame assembly comprises two guide rails which are symmetrically arranged in front and back, two supports are respectively arranged at positions, close to two ends, of the bottom surface of each guide rail, the vacuum assembly comprises a vacuum pump, an air exhaust hose, an exposure frame and a vacuum film, the vacuum pump is arranged at one end of one of the guide rails, the air exhaust end of the vacuum pump is connected with one end of the air exhaust hose, the other end of the air exhaust hose penetrates through the outer wall of the exposure frame and is communicated with the inner wall of the exposure frame, the vacuum film is laid on the top surface of the exposure frame and is connected with the exposure frame through viscose glue, the exposure machine assembly comprises an upper exposure box body, an upper electric telescopic rod and an upper fixed plate, an opening is arranged on the bottom surface of the upper exposure box body, the top end of the upper electric telescopic rod is fixedly arranged on the top surface of the inner wall of the upper exposure box body, the upper fixing plate is fixedly arranged at the bottom end of the upper electric telescopic rod, a plurality of upper exposure lamp belts are arranged on the bottom surface of the upper fixing plate, the moving component comprises two driving motors and two driving wheels, the two driving motors are symmetrically arranged at the lower parts of the outer walls of the left side and the right side of the upper exposure box body, the two driving wheels are symmetrically arranged at the lower parts of the inner walls of the left side and the right side of the upper exposure box body, the tail ends of execution shafts of the two driving motors penetrate through the outer wall of the upper exposure box body and are respectively in transmission connection with the two driving wheels, a large-size exposure glass table board is arranged between the two guide rails, the area of the large-size exposure glass table board is larger than that of the printed board, the exposure frame is arranged on the top surface of the large-size exposure glass table board, the upper exposure box body is arranged above the large-size exposure glass table board, and the bottom surface of the upper exposure box body is arranged in a sliding manner with the top surfaces of the guide rails, the outer walls of the two driving wheels move along the two guide rails respectively.

Preferably, the exposure machine subassembly still includes exposure box, lower electric telescopic handle and bottom plate down, exposure box top surface is provided with the opening down, electric telescopic handle bottom mounting sets up in the bottom surface of exposing the box inner wall down, the bottom plate is fixed to be set up in electric telescopic handle's top down, the bottom plate top surface is provided with many exposure lamp areas down, the top of the box left and right sides of exposing down is connected with last exposure box through two connecting plates respectively.

Preferably, both sides are provided with two auxiliary wheels respectively around the drive wheel, the auxiliary wheel rotates with last exposure box inner wall and sets up, the auxiliary wheel outer wall and the laminating of guide rail top surface.

Preferably, the front end of the other guide rail is provided with a front travel limit switch, and the rear end of the other guide rail is provided with a rear travel limit switch.

Preferably, the lower parts of the inner walls of the front side and the rear side of the upper exposure box body are respectively provided with two upper shading plates extending downwards.

Preferably, the upper parts of the inner walls of the front side and the rear side of the lower exposure box body are respectively provided with two lower shading plates extending upwards.

Preferably, the length of the upper light shielding plate and the length of the lower light shielding plate are both the same as the distance between the two guide rails.

Preferably, the upper shading plate and the lower shading plate are made of silicon rubber, and the silicon rubber is black.

Preferably, the bottom surface of the exposure frame is provided with a sealing ring, and the shape of the sealing ring is the same as that of the exposure frame.

Preferably, the upper portion of the outer wall of the left side of the upper exposure box body is provided with an operation and control screen, and the operation and control screen is electrically connected with the vacuum pump, the upper electric telescopic rod, the lower electric telescopic rod, the upper exposure lamp strip, the lower exposure lamp strip, the two driving motors, the front travel limit switch and the rear travel limit switch respectively.

The beneficial effects of the utility model reside in that: can expose the processing to overlength seal board, expose the lamp area simultaneously through setting up down to can carry out two-sided exposure processing, and the setting of auxiliary wheel has then avoided going up the slope of exposure box, goes up the light screen and has avoided the light source to reveal the region that influences other not exposures with the setting of light screen down, and the sealing washer has then increased the leakproofness between exposure frame and the jumbo size exposure glass mesa, controls the setting of screen and then has made things convenient for staff's operation.

Drawings

Fig. 1 is a schematic structural view of a mobile continuous exposure apparatus for an ultra-long printed board in an embodiment;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 2;

fig. 3 is a sectional view taken along the direction B-B in fig. 1.

Detailed Description

The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

As shown in fig. 1-3, the utility model discloses a portable continuous exposure device of overlength printing board, include: the support frame component comprises two guide rails 1 which are symmetrically arranged in front and back, two supports 2 are respectively arranged at the positions, close to two ends, of the bottom surface of each guide rail 1, the vacuum component comprises a vacuum pump 4, an air suction hose 5, an exposure frame 6 and a vacuum membrane 7, the vacuum pump 4 is arranged at one end of one guide rail 1, the air suction end of the vacuum pump 4 is connected with one end of the air suction hose 5, the other end of the air suction hose 5 penetrates through the outer wall of the exposure frame 6 and is communicated with the inner wall of the exposure frame 6, the vacuum membrane 7 is laid on the top surface of the exposure frame 6, the vacuum membrane 7 is connected with the exposure frame 6 through viscose glue, the exposure machine component comprises an upper exposure box body 8, an upper electric telescopic rod 9 and an upper fixing plate 10, an opening is arranged at the bottom surface of the upper exposure box body 8, the top end of the upper electric telescopic rod 9 is fixedly arranged on the top surface of the inner wall of the upper exposure box body 8, an upper fixing plate 10 is fixedly arranged at the bottom end of an upper electric telescopic rod 9, a plurality of upper exposure lamp belts 11 are arranged on the bottom surface of the upper fixing plate 10, a moving component comprises two driving motors 12 and two driving wheels 13, the two driving motors 12 are symmetrically arranged at the lower parts of the outer walls of the left side and the right side of an upper exposure box body 8, the two driving wheels 13 are symmetrically arranged at the lower parts of the inner walls of the left side and the right side of the upper exposure box body 8, the tail ends of execution shafts of the two driving motors 12 penetrate through the outer wall of the upper exposure box body 8 and are respectively in transmission connection with the two driving wheels 13, a large-size exposure glass table board 3 is arranged between the two guide rails 1, the area of the large-size exposure glass table board 3 is larger than that of a printed board, an exposure frame 6 is arranged on the top surface of the large-size exposure glass table board 3, the upper exposure box body 8 is arranged above the large-size exposure glass table board 3, and the bottom surface of the upper exposure box body 8 is arranged in a sliding way with the top surfaces of the guide rails 1, the outer walls of the two driving wheels 13 are respectively attached to the top surfaces of the two guide rails 1, and the outer walls of the two driving wheels 13 respectively move along the two guide rails 1.

Further, as shown in fig. 2, the exposure machine assembly further includes a lower exposure box 14, a lower electric telescopic rod 15 and a lower fixing plate 16, an opening is formed in the top surface of the lower exposure box 14, the bottom end of the lower electric telescopic rod 15 is fixedly arranged on the bottom surface of the inner wall of the lower exposure box 14, the lower fixing plate 16 is fixedly arranged on the top end of the lower electric telescopic rod 15, a plurality of lower exposure lamp belts 17 are arranged on the top surface of the lower fixing plate 16, and the top ends of the left side and the right side of the lower exposure box 14 are respectively connected with the upper exposure box 8 through two connecting plates 18.

Further, as shown in fig. 2, two auxiliary wheels 19 are respectively arranged on the front side and the rear side of the driving wheel 13, the auxiliary wheels 19 are rotatably arranged on the inner wall of the upper exposure box body 8, and the outer wall of each auxiliary wheel 19 is attached to the top surface of the corresponding guide rail 1, so that the upper exposure box body 8 is supported, and the inclination of the upper exposure box body 8 is avoided.

Further, as shown in fig. 1, a front limit switch 20 is provided at the front end of the other guide rail 1, and a rear limit switch 21 is provided at the rear end of the other guide rail 1.

Further, as shown in fig. 2, the lower portions of the inner walls of the front and rear sides of the upper exposure box 8 are respectively provided with two upper light-shielding plates 22 extending downward, so as to prevent the light source generated by the upper exposure light band 11 from leaking and affecting other unexposed areas.

Further, as shown in fig. 2, the upper portions of the inner walls of the front and rear sides of the lower exposure box 14 are respectively provided with two lower light shielding plates 23 extending upward, so as to prevent the light source generated by the lower exposure lamp strip 17 from leaking and affecting other unexposed areas.

Further, as shown in fig. 3, the length of the upper light shielding plate 22 and the length of the lower light shielding plate 23 are both the same as the distance between the two guide rails 1, and are slidably disposed, so that friction between the upper light shielding plate 22 and the lower light shielding plate 23 and the guide rails 1 is avoided.

Further, as shown in fig. 3, the upper light shielding plate 22 and the lower light shielding plate 23 are made of silicon rubber, and the silicon rubber is black.

Further, as shown in fig. 2 and 3, the bottom surface of the exposure frame 6 is provided with a seal ring 24, and the shape of the seal ring 24 is the same as that of the exposure frame 6, thereby increasing the sealing effect.

Further, as shown in fig. 3, the upper portion of the outer wall of the left side of the upper exposure box 8 is provided with a control screen 25, and the control screen 25 is electrically connected with the vacuum pump 4, the upper electric telescopic rod 9, the lower electric telescopic rod 15, the upper exposure lamp strip 11, the lower exposure lamp strip 17, the two driving motors 12, the front travel limit switch 20 and the rear travel limit switch 21 respectively, so that the operation is convenient.

The working principle is as follows: when the printed board needs to be exposed, one end of an exposure machine component is required to be connected to the rear end of a guide rail 1, then an exposure film is laid on a large-size exposure glass table top 3 far away from the exposure machine component, the printed board is placed on the exposure film, then an exposure film is laid on the top surface of the printed board, then the printed board is covered by an exposure frame 6, a vacuum pump 4 is started, the vacuum pump 4 pumps air in an exposure wide frame 6 through an air pumping hose 5 to enable the printed board to be in a vacuum state, then the distance between an upper exposure lamp strip 11 and a lower exposure lamp strip 17 and the seal board is respectively adjusted through an upper electric telescopic rod 9 and a lower electric telescopic rod 15 according to requirements, the upper exposure lamp strip 11 and the lower exposure lamp strip 17 are started simultaneously, then two driving motors 12 are started, the driving motors 12 drive a driving wheel 13 to rotate, and the driving wheel 13 drives an upper exposure box body 8 and a lower exposure box body 14 to move towards the front end along the guide rail 1, expose the processing to the seal board when removing, until the seal board exposure processing is accomplished, when going up exposure box 8 and removing to guide rail 1 foremost simultaneously, go up exposure box 8 front side and preceding stroke limit switch 20 contact, and trigger preceding stroke limit switch 20, vacuum pump 4 this moment, go up exposure lamp area 11 and lower exposure lamp area 17 and all stall, two driving motor 12 counter-rotations simultaneously, thereby drive exposure machine subassembly moves to the rear end, until triggering back stroke limit switch 21, driving motor 12 stall behind the trigger back stroke limit switch 21, then with exposure frame 6 and jumbo size exposure glass mesa 3 separation, take out the printing board after the exposure can.

To sum up, compare in prior art, the utility model discloses can expose the processing to overlength seal board, expose the lamp area through setting up down simultaneously to can carry out two-sided exposure processing, and the setting of auxiliary wheel has then avoided the box slope of exposing on, and the setting of going up light screen and lower light screen has then avoided the light source to reveal the region that influences other not exposures, and the sealing washer has then increased the leakproofness between exposure frame and the jumbo size exposure glass mesa, controls the setting of screen and has then made things convenient for staff's operation.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … … …" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A movable continuous exposure device for an ultra-long printed board is characterized by comprising:

the support frame assembly comprises two guide rails (1) which are symmetrically arranged in front and back, and two supports (2) are respectively arranged at the positions, close to the two ends, of the bottom surfaces of the guide rails (1);

the vacuum assembly comprises a vacuum pump (4), an air exhaust hose (5), an exposure frame (6) and a vacuum film (7), the vacuum pump (4) is arranged at one end of one guide rail (1), the air exhaust end of the vacuum pump (4) is connected with one end of the air exhaust hose (5), the other end of the air exhaust hose (5) penetrates through the outer wall of the exposure frame (6) and is communicated with the inner wall of the exposure frame (6), and the vacuum film (7) is laid on the top surface of the exposure frame (6);

the exposure machine comprises an upper exposure box body (8), an upper electric telescopic rod (9) and an upper fixing plate (10), wherein an opening is formed in the bottom surface of the upper exposure box body (8), the top end of the upper electric telescopic rod (9) is fixedly arranged on the top surface of the inner wall of the upper exposure box body (8), the upper fixing plate (10) is fixedly arranged at the bottom end of the upper electric telescopic rod (9), and a plurality of upper exposure lamp bands (11) are arranged on the bottom surface of the upper fixing plate (10);

the moving assembly comprises two driving motors (12) and two driving wheels (13), the two driving motors (12) are symmetrically arranged at the lower parts of the outer walls of the left side and the right side of the upper exposure box body (8), the two driving wheels (13) are symmetrically arranged at the lower parts of the inner walls of the left side and the right side of the upper exposure box body (8), and the tail ends of execution shafts of the two driving motors (12) penetrate through the outer wall of the upper exposure box body (8) and are respectively in transmission connection with the two driving wheels (13);

the large-size exposure glass table board (3) is arranged between the two guide rails (1), the exposure frame (6) is arranged on the top surface of the large-size exposure glass table board (3), the upper exposure box body (8) is arranged above the large-size exposure glass table board (3), the bottom surface of the upper exposure box body (8) and the top surface of the guide rails (1) are arranged in a sliding mode, and the outer walls of the two driving wheels (13) move along the two guide rails (1) respectively.

2. The mobile continuous exposure device for the ultra-long printed board according to claim 1, wherein the exposure machine assembly further comprises a lower exposure box (14), a lower electric telescopic rod (15) and a lower fixing plate (16), the top surface of the lower exposure box (14) is provided with an opening, the bottom end of the lower electric telescopic rod (15) is fixedly arranged on the bottom surface of the inner wall of the lower exposure box (14), the lower fixing plate (16) is fixedly arranged on the top end of the lower electric telescopic rod (15), the top surface of the lower fixing plate (16) is provided with a plurality of lower exposure lamp bands (17), and the top ends of the left side and the right side of the lower exposure box (14) are respectively connected with the upper exposure box (8) through two connecting plates (18).

3. The mobile continuous exposure device for the ultra-long printed board according to claim 2, wherein two auxiliary wheels (19) are respectively arranged at the front side and the rear side of the driving wheel (13), the auxiliary wheels (19) are rotatably arranged with the inner wall of the upper exposure box body (8), and the outer walls of the auxiliary wheels (19) are attached to the top surface of the guide rail (1).

4. The mobile continuous exposure device for the ultra-long printed board according to claim 3, wherein a front stroke limit switch (20) is provided at the front end of the other guide rail (1), and a rear stroke limit switch (21) is provided at the rear end of the other guide rail (1).

5. The mobile continuous exposure apparatus for ultra-long printed boards according to claim 4, wherein the lower parts of the inner walls of the front and rear sides of the upper exposure box body (8) are respectively provided with two upper light-shielding plates (22) extending downward.

6. The mobile continuous exposure apparatus for ultra-long printed boards according to claim 5, wherein the upper parts of the inner walls of the front and rear sides of the lower exposure box (14) are respectively provided with two lower light shielding plates (23) extending upward.

7. The mobile continuous exposure apparatus for an ultra-long printed board according to claim 6, wherein the length of the upper light shielding plate (22) and the length of the lower light shielding plate (23) are the same as the distance between the two guide rails (1).

8. The mobile continuous exposure apparatus for ultra-long printed boards according to claim 7, wherein the upper light shielding plate (22) and the lower light shielding plate (23) are made of silicon rubber.

9. The mobile continuous exposure apparatus for an ultra-long printed board according to claim 8, wherein the bottom surface of the exposure frame (6) is provided with a sealing ring (24), and the shape of the sealing ring (24) is the same as that of the exposure frame (6).

10. The mobile continuous exposure device for the ultra-long printed boards as claimed in claim 9, wherein a control screen (25) is arranged on the upper portion of the outer wall of the left side of the upper exposure box body (8), and the control screen (25) is electrically connected with the vacuum pump (4), the upper electric telescopic rod (9), the lower electric telescopic rod (15), the upper exposure lamp strip (11), the lower exposure lamp strip (17), the two driving motors (12), the front travel limit switch (20) and the rear travel limit switch (21), respectively.