Static storage cabinet for PCB negative film

Abstract

The utility model relates to the technical field of storage cabinets, in particular to a PCB negative film static storage cabinet which comprises a cabinet body, a protective door is hinged to the front end of the cabinet body, wheels are arranged at the four corners of the bottom end of the cabinet body, two supporting assemblies are arranged on the left side and the right side of the outer wall of the cabinet body respectively, and a driving assembly is arranged on the rear side of an inner cavity of the cabinet body. A containing frame is slidably connected with an inner cavity of the cabinet body in an inserted mode, the containing frame is connected with the front end of a driving assembly, a plurality of telescopic assemblies are arranged on the rear side of the containing frame, the rear ends of the telescopic assemblies are fixedly connected with the rear side of the inner cavity of the cabinet body, and a plurality of positioning grooves are formed in the containing frame. According to the PCB negative film static storage cabinet, the problems that in the actual use process of a storage cabinet in the prior art, negative films need to stretch into an inner cavity of the storage cabinet to be placed, the operation space is narrow, and the negative films are inconvenient to take out and store are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of storage cabinets, in particular to a static storage cabinet for PCB negative films. Background Art

[0002] PCB negative film, also known as film, is a key material in the PCB manufacturing process. It's typically made by coating silver halide on an acetate base. When light strikes the silver halide, it transforms into black silver. After a development process, it becomes fixed to the base, forming a negative. There are also various types of negative film, including positive and instant negative films.

[0003] However, in actual use, the storage cabinet of the prior art requires the film to be inserted into the inner cavity of the storage cabinet for placement. The operating space is small, which is inconvenient for taking out and storing the film. To solve this problem, a PCB film static storage cabinet is provided. Utility Model Content

[0004] The purpose of the present invention is to provide a static storage cabinet for PCB film negatives to solve the problems raised in the above-mentioned background technology. To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a static storage cabinet for PCB film negatives, comprising a cabinet body, a protective door hinged at the front end of the cabinet body, wheels provided at the four corners of the bottom end of the cabinet body, two support assemblies provided on the left and right sides of the outer wall of the cabinet body, a drive assembly provided at the rear side of the inner cavity of the cabinet body, a placement rack slidably plugged into the inner cavity of the cabinet body, the placement rack is connected to the front end of the drive assembly, a plurality of telescopic assemblies are provided at the rear side of the placement rack, the rear ends of the plurality of telescopic assemblies are fixedly connected to the rear side of the inner cavity of the cabinet body, and a plurality of positioning slots are provided on the placement rack.

[0005] Preferably, the support assembly includes a cylinder and a support plate. The cylinder is arranged on one side of the outer wall of the cabinet, and the support plate is arranged at the output end of the cylinder.

[0006] Preferably, the bottom end of the support plate is provided with an anti-slip edge.

[0007] Preferably, the telescopic assembly includes a telescopic cylinder, a telescopic rod and a connecting assembly. The telescopic cylinder is arranged on the rear side of the inner cavity of the cabinet, and the telescopic rod can be slidably inserted into the inner cavity of the telescopic cylinder. The other end of the telescopic rod is fixedly connected to the rear side of the inner cavity of the cabinet, and the connecting assembly is arranged on one side of the inner wall of the telescopic cylinder and fixedly connected to the outer wall of the telescopic rod.

[0008] Preferably, the connecting assembly includes a connecting groove and a connecting block, the connecting groove is opened on one side of the inner wall of the telescopic cylinder, and the connecting block is slidably embedded in the inner cavity of the connecting groove and fixedly connected to the outer wall of the telescopic rod.

[0009] Preferably, the inner cavity of the connecting groove is adapted to the outer wall of the connecting block and both are dovetail-shaped.

[0010] Preferably, the wheel is a universal wheel.

[0011] Preferably, the driving assembly includes a motor, a screw, a slider, a fixing seat, a connecting rod and a limit assembly. The motor is arranged at the right end of the cabinet, and the output end of the motor extends to the inner cavity of the cabinet. One end of the screw is rotatably connected to the left side of the inner cavity of the cabinet through a bearing, and the other end of the screw is fixedly connected to the output end of the motor. The two sliders are respectively screwed on the left and right sides of the outer wall of the screw, and the fixing seat is arranged on the rear side of the placement rack. One end of the two connecting rods is respectively hinged to the left and right sides of the rear end of the fixing seat, and the other ends of the two connecting rods are respectively hinged to the front ends of the two sliders. The limit assembly is arranged on the rear side of the inner cavity of the cabinet and is respectively fixedly connected to the two sliders.

[0012] Preferably, the threads on the left and right sides of the outer wall of the screw rod are arranged opposite to each other.

[0013] Preferably, the limiting assembly includes a limiting slot and a limiting block. The limiting slot is opened on the rear side of the inner cavity of the cabinet. The two limiting blocks can be slidably embedded in the inner cavity of the limiting slot and are fixedly connected to the two sliders respectively. The inner cavity of the limiting slot is adapted to fit the outer wall of the limiting block and are both in a "T" shape.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The drive assembly can be used to extend and retract the placement rack, so that when taking out and placing films, the placement rack can be extended out of the inner cavity of the cabinet, thereby expanding the placement space. This solves the problem of the existing storage cabinet that in actual use, the films need to be inserted into the inner cavity of the storage cabinet for placement, resulting in a narrow operating space and inconvenience in taking out and storing films.

[0016] 2. The setting of the wheels can facilitate the movement of the device, and then the position of the device can be easily transferred, thereby improving the convenience of the device when in use. The setting of the support assembly can make the wheels leave the ground, and then the position of the device can be fixed, preventing the device from moving when used in a fixed position, thereby improving the stability of the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a front sectional view of the present utility model;

[0019] Figure 3It is a top sectional view of the utility model;

[0020] Figure 4 For this utility model Figure 3 A magnified view of point A;

[0021] Figure 5 It is a top sectional view of the telescopic cylinder of the utility model.

[0022] In the figure: 1. Cabinet; 2. Wheel; 3. Protective door; 4. Cylinder; 5. Support plate; 6. Placement rack; 7. Positioning slot; 8. Motor; 9. Screw; 10. Slider; 11. Fixed seat; 12. Connecting rod; 13. Limiting slot; 14. Limiting block; 15. Telescopic cylinder; 16. Telescopic rod; 17. Connecting slot; 18. Connecting block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0024] See also Figures 1 to 5 The utility model provides a technical solution: a PCB film static storage cabinet, comprising a cabinet body 1, a protective door 3 hinged at the front end of the cabinet body 1, wheels 2 are provided at the four corners of the bottom end of the cabinet body 1, two supporting components are provided on the left and right sides of the outer wall of the cabinet body 1, a driving component is provided at the rear side of the inner cavity of the cabinet body 1, a placement rack 6 is slidably inserted into the inner cavity of the cabinet body 1, the placement rack 6 is connected to the front end of the driving component, a plurality of telescopic components are provided at the rear side of the placement rack 6, the rear ends of the plurality of telescopic components are fixedly connected to the rear side of the inner cavity of the cabinet body 1, a plurality of positioning slots 7 are provided on the placement rack 6, and the placement rack 6 can be extended and extended by the setting of the driving component. The wheels 2 can be retracted, and the placement rack 6 can be extended from the inner cavity of the cabinet body 1 when taking and placing the film, thereby expanding the placement space, solving the problem that the film needs to be inserted into the inner cavity of the cabinet for placement during actual use, and the operating space is small, which is inconvenient for taking out and storing the film. The arrangement of the wheels 2 can facilitate the movement of the device, and thus the position of the device can be easily transferred, thereby improving the convenience of the device when in use. The arrangement of the support assembly can make the wheels 2 leave the ground, and thus the position of the device can be fixed, thereby preventing the device from moving when used in a fixed position, thereby improving the stability of the device when in use.

[0025] In this embodiment, the support assembly includes a cylinder 4 and a support plate 5 . The cylinder 4 is arranged on one side of the outer wall of the cabinet 1 , and the support plate 5 is arranged at the output end of the cylinder 4 .

[0026] In this embodiment, the bottom end of the support plate 5 is provided with an anti-slip edge.

[0027] In this embodiment, the telescopic assembly includes a telescopic cylinder 15, a telescopic rod 16 and a connecting assembly. The telescopic cylinder 15 is arranged on the rear side of the inner cavity of the cabinet 1, and the telescopic rod 16 can be slidably inserted into the inner cavity of the telescopic cylinder 15. The other end of the telescopic rod 16 is fixedly connected to the rear side of the inner cavity of the cabinet 1. The connecting assembly is arranged on one side of the inner wall of the telescopic cylinder 15 and is fixedly connected to the outer wall of the telescopic rod 16.

[0028] In this embodiment, the connecting assembly includes a connecting groove 17 and a connecting block 18. The connecting groove 17 is opened on one side of the inner wall of the telescopic cylinder 15. The connecting block 18 can be slidably embedded in the inner cavity of the connecting groove 17 and fixedly connected to the outer wall of the telescopic rod 16.

[0029] In this embodiment, the inner cavity of the connecting groove 17 and the outer wall of the connecting block 18 are adapted to each other and both are dovetail-shaped.

[0030] In this embodiment, the wheel 2 is a universal wheel.

[0031] In this embodiment, the driving assembly includes a motor 8, a screw rod 9, a slider 10, a fixed seat 11, a connecting rod 12 and a limit assembly. The motor 8 is arranged at the right end of the cabinet 1, and the output end of the motor 8 extends to the inner cavity of the cabinet 1. One end of the screw rod 9 is rotatably connected to the left side of the inner cavity of the cabinet 1 through a bearing, and the other end of the screw rod 9 is fixedly connected to the output end of the motor 8. The two sliders 10 are respectively screwed on the left and right sides of the outer wall of the screw rod 9. The fixed seat 11 is arranged on the rear side of the placement rack 6. One end of the two connecting rods 12 is respectively hinged to the left and right sides of the rear end of the fixed seat 11, and the other ends of the two connecting rods 12 are respectively hinged to the front ends of the two sliders 10. The limit assembly is arranged on the rear side of the inner cavity of the cabinet 1 and is fixedly connected to the two sliders 10 respectively.

[0032] In this embodiment, the threads on the left and right sides of the outer wall of the screw rod 9 are arranged opposite to each other.

[0033] In this embodiment, the limiting assembly includes a limiting groove 13 and a limiting block 14. The limiting groove 13 is opened on the rear side of the inner cavity of the cabinet 1. The two limiting blocks 14 can be slidably embedded in the inner cavity of the limiting groove 13 and are fixedly connected to the two sliders 10 respectively. The inner cavity of the limiting groove 13 is adapted to the outer wall of the limiting block 14 and both are in a "T" shape.

[0034] The usage and advantages of this utility model: When in use, the working process is as follows:

[0035] The arrangement of the wheels 2 facilitates the movement of the device, and thus facilitates the transfer of the device's position, thereby improving the convenience of the device when in use. The cylinder 4 is started to extend the output end of the cylinder 4, thereby causing the bottom end of the support plate 5 to contact the ground to support the device, and the wheels 2 are separated from the ground, thereby fixing the position of the device and preventing the device from moving when used in a fixed position, thereby improving the stability of the device when in use. The motor 8 is started to drive the screw rod 9 to rotate, thereby causing the threads on the left and right sides of the outer wall of the screw rod 9 to produce a rotation. The relative thread rotation force is generated, so that the two sliders 10 slide toward the middle of the screw rod 9 at the same time under the limiting action of the limiting groove 13 and the limiting block 14, so that the two connecting rods 12 push the fixing seat 11 and the placement rack 6 to slide forward along a straight line under the limiting action of multiple telescopic rods 16 and the telescopic cylinder 15. When taking and placing the film, the placement rack 6 can be extended from the inner cavity of the cabinet body 1 to expand the placement space, which solves the problem of the storage cabinet of the prior art that the film needs to be extended into the inner cavity of the storage cabinet for placement during actual use, the operating space is small, and it is inconvenient to take out and store the film.

[0036] The above shows and describes the basic principles, main features, and advantages of the present invention. Persons skilled in the art should understand that the present invention is not limited to the above-described embodiments. The above-described embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A PCB film static storage cabinet, comprising a cabinet body (1), characterized in that: The front end of the cabinet (1) is hinged with a protective door (3), the four corners of the bottom end of the cabinet (1) are provided with wheels (2), the left and right sides of the outer wall of the cabinet (1) are respectively provided with two supporting components, the rear side of the inner cavity of the cabinet (1) is provided with a driving component, the inner cavity of the cabinet (1) is slidably connected with a placement rack (6), the placement rack (6) is connected to the front end of the driving component, the rear side of the placement rack (6) is provided with a plurality of telescopic components, the rear ends of the plurality of telescopic components are fixedly connected to the rear side of the inner cavity of the cabinet (1), and the placement rack (6) is provided with a plurality of positioning slots (7).

2. The PCB film static storage cabinet according to claim 1, characterized in that: The support assembly comprises a cylinder (4) and a support plate (5); the cylinder (4) is arranged on one side of the outer wall of the cabinet (1); and the support plate (5) is arranged at the output end of the cylinder (4).

3. The PCB film static storage cabinet according to claim 2, characterized in that: The bottom end of the support plate (5) is provided with an anti-slip edge.

4. The PCB film static storage cabinet according to claim 1, characterized in that: The telescopic assembly comprises a telescopic cylinder (15), a telescopic rod (16) and a connecting assembly. The telescopic cylinder (15) is arranged at the rear side of the inner cavity of the cabinet (1). The telescopic rod (16) is slidably inserted into the inner cavity of the telescopic cylinder (15). The other end of the telescopic rod (16) is fixedly connected to the rear side of the inner cavity of the cabinet (1). The connecting assembly is arranged on one side of the inner wall of the telescopic cylinder (15) and fixedly connected to the outer wall of the telescopic rod (16).

5. The PCB film static storage cabinet according to claim 4, characterized in that: The connecting assembly comprises a connecting groove (17) and a connecting block (18), wherein the connecting groove (17) is provided on one side of the inner wall of the telescopic cylinder (15), and the connecting block (18) is slidably embedded in the inner cavity of the connecting groove (17) and fixedly connected to the outer wall of the telescopic rod (16).

6. The PCB film static storage cabinet according to claim 5, characterized in that: The inner cavity of the connecting groove (17) and the outer wall of the connecting block (18) are adapted to each other and both are dovetail-shaped.

7. The PCB film static storage cabinet according to claim 1, characterized in that: The wheel (2) is a universal wheel.

8. The PCB film static storage cabinet according to claim 1, characterized in that: The driving assembly comprises a motor (8), a screw rod (9), a slider (10), a fixing seat (11), a connecting rod (12) and a limit assembly. The motor (8) is arranged at the right end of the cabinet (1). The output end of the motor (8) extends to the inner cavity of the cabinet (1). One end of the screw rod (9) is rotatably connected to the left side of the inner cavity of the cabinet (1) through a bearing. The other end of the screw rod (9) is fixedly connected to the output end of the motor (8). The two sliders (10) are respectively screwed to the left and right sides of the outer wall of the screw rod (9). The fixing seat (11) is arranged at the rear side of the placement rack (6). One end of the two connecting rods (12) is respectively hinged to the left and right sides of the rear end of the fixing seat (11). The other ends of the two connecting rods (12) are respectively hinged to the front ends of the two sliders (10). The limit assembly is arranged at the rear side of the inner cavity of the cabinet (1) and is respectively fixedly connected to the two sliders (10).

9. The PCB negative film static storage cabinet according to claim 8, characterized in that: The threads on the left and right sides of the outer wall of the screw rod (9) are arranged opposite to each other.

10. The PCB film static storage cabinet according to claim 8, characterized in that: The limiting assembly comprises a limiting groove (13) and a limiting block (14); the limiting groove (13) is provided at the rear side of the inner cavity of the cabinet (1); the two limiting blocks (14) are slidably embedded in the inner cavity of the limiting groove (13) and are respectively fixedly connected to the two sliders (10); the inner cavity of the limiting groove (13) and the outer wall of the limiting block (14) are adapted to each other and are both in a "T" shape.

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