Flexible circuit board conveying frame with high stability

Abstract

The utility model belongs to the technical field of conveying frame equipment, and discloses a flexible circuit board conveying frame with high stability, which comprises a device main body, two support frames are arranged on the device main body, and a discharging roller is arranged between the two support frames. According to the width of the flexible circuit board, one transmission sliding block can be pushed by the electric push rod to slide in the transmission cavity, meanwhile, the transmission sliding block drives the transmission gear to rotate, and then the transmission gear drives the other transmission sliding block to slide in the transmission cavity, so that the purpose that the two transmission sliding blocks get close to each other or get away from each other is achieved; and then connecting blocks at the bottoms of the two transmission sliding blocks are driven to be close to or far away from each other, so that the distance between two limiting plates tightly attached to the rollers is adjusted to be matched with the width of the flexible circuit board, the situation that the flexible circuit board deviates leftwards and rightwards in the advancing process is avoided, and the service life of the flexible circuit board is prolonged. And the flexible circuit board wound on the material receiving shaft is tidier.

Description

Technical Field

[0001] The utility model belongs to the technical field of conveyor rack equipment, and in particular relates to a flexible circuit board conveyor rack with strong stability. Background Art

[0002] Flexible printed circuit board, also known as soft board, is a printed circuit made of flexible insulating substrate. It can be bent, rolled, folded freely, arranged arbitrarily according to the spatial layout requirements, and moved and stretched arbitrarily in three-dimensional space, so as to achieve the integration of component assembly and wire connection.

[0003] The flexible circuit board conveyor rack is used to carry and transport flexible circuit boards. A motor is installed at one end of the conveyor rack, and the motor shaft drives the receiving shaft to rotate at a constant speed. One end of the long flexible circuit board is wound on the receiving shaft. When the receiving shaft rotates at a constant speed, the flexible circuit board moves forward synchronously, and is finally wound and stored on the receiving shaft to form a reel that can be removed for easy storage.

[0004] Some flexible circuit board conveying racks in the prior art are not provided with left and right limit structures, and the flexible circuit boards are easily offset to the left and right during the forward movement, resulting in uneven winding of the flexible circuit boards on the receiving shaft. Utility Model Content

[0005] The purpose of the utility model is to provide a flexible circuit board conveying rack with strong stability to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flexible circuit board conveyor with strong stability, comprising a device main body, two support frames are arranged on the device main body, a material discharge roller is arranged between the two support frames, a fixed frame is arranged on the device main body, two mutually symmetrical fixed blocks are arranged on the fixed frame, a plurality of rollers are arranged between the two fixed blocks, a transmission cavity is opened in the fixed frame, two transmission slide blocks are arranged in the transmission cavity, a transmission gear is rotatably installed at the center position of the transmission cavity, racks that mesh with the transmission gear are opened on the two transmission slide blocks, a connecting block is installed at the bottom of the transmission slide block, a limiting plate is connected to the bottom of the connecting block, a plurality of arc grooves that match the rollers are opened at the bottom of the limiting plate, an electric push rod is installed on the inner wall of one side of the transmission cavity, and the action output shaft of the electric push rod is installed on one of the transmission slide blocks.

[0007] Preferably, two mutually symmetrical rectangular holes are provided on the bottom inner wall of the transmission cavity, and two connecting blocks are respectively slidably arranged in the rectangular holes.

[0008] Preferably, a docking groove is provided on the connecting block, a docking block is inserted into the docking groove, and the docking block is mounted on the limiting plate.

[0009] Preferably, the docking block and the connecting block are connected and fixed by fixing bolts.

[0010] Preferably, both inner walls of the transmission cavity are provided with limit sliding grooves, and limit sliding bars are slidably arranged in the limit sliding grooves, and the limit sliding bars are installed on the transmission sliding blocks.

[0011] Preferably, the cross-sections of the docking groove and the docking block are both T-shaped.

[0012] Preferably, the cross-section of the transmission slider is L-shaped.

[0013] The beneficial effects of the utility model are:

[0014] In the utility model, through the mutual cooperation of the electric push rod, the transmission slider and the transmission gear and other structures, one of the transmission sliders can be pushed to slide in the transmission cavity by the electric push rod according to the width of the flexible circuit board, and the transmission gear can be driven to rotate by the transmission slider, and then the other transmission slider can be driven to slide in the transmission cavity by the transmission gear, so as to achieve the purpose of the two transmission sliders approaching or moving away from each other, and then drive the connecting blocks at the bottom of the two transmission sliders to approach or move away from each other, so that the distance between the two limit plates close to the several rollers is adjusted to adapt to the width of the flexible circuit board, thereby avoiding the left and right deviation of the flexible circuit board during the forward movement, and making the flexible circuit board wound on the receiving shaft more neat. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a flexible circuit board conveyor rack with strong stability proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of a top-view cross-sectional structure of a flexible circuit board conveyor rack with strong stability proposed by the utility model;

[0017] Figure 3 The utility model proposes a flexible circuit board conveyor with strong stability Figure 2 A schematic diagram of the structure enlargement in the middle;

[0018] Figure 4 The utility model provides a cross-sectional structural diagram of a connecting block, a docking block, a fixing bolt and other structures of a flexible circuit board conveying rack with strong stability.

[0019] In the figure: 1. device body; 2. support frame; 3. fixed frame; 4. fixed block; 5. roller; 6. limit plate; 7. unloading roller; 8. electric push rod; 9. rectangular hole; 10. transmission cavity; 11. limit slide groove; 12. limit slide bar; 13. transmission slide block; 14. rack; 15. transmission gear; 16. arc groove; 17. connecting block; 18. docking block; 19. fixing bolt; 20. docking groove. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A flexible circuit board conveyor with strong stability comprises a device body 1, two support frames 2 are arranged on the device body 1, a material discharge roller 7 is arranged between the two support frames 2, a fixed frame 3 is arranged on the device body 1, two mutually symmetrical fixed blocks 4 are arranged on the fixed frame 3, a plurality of rollers 5 are arranged between the two fixed blocks 4, a transmission cavity 10 is provided in the fixed frame 3, two transmission slide blocks 13 are arranged in the transmission cavity 10, a transmission gear 15 is rotatably installed at the center position of the transmission cavity 10, racks 14 that mesh with the transmission gear 15 are provided on the two transmission slide blocks 13, a connecting block 17 is installed at the bottom of the transmission slide block 13, a limiting plate 6 is connected to the bottom of the connecting block 17, a plurality of arc grooves 16 that match the rollers 5 are provided at the bottom of the limiting plate 6, an electric push rod 8 is installed on the inner wall of one side of the transmission cavity 10, and the action output shaft of the electric push rod 8 is installed on one of the transmission slide blocks 13.

[0022] Through the mutual cooperation of the electric push rod 8, the transmission slider 13 and the transmission gear 15 and other structures, one of the transmission sliders 13 can be pushed to slide in the transmission cavity 10 by the electric push rod 8 according to the width of the flexible circuit board, and the transmission slider 13 drives the transmission gear 15 to rotate, and then the other transmission slider 13 is driven to slide in the transmission cavity 10 by the transmission gear 15, so as to achieve the purpose of the two transmission sliders 13 approaching or moving away from each other, and then drive the connecting blocks 17 at the bottom of the two transmission sliders 13 to approach or move away from each other, so that the distance between the two limit plates 6 close to the rollers 5 is adjusted to adapt to the width of the flexible circuit board, so as to avoid the flexible circuit board from being offset to the left and right during the forward movement, and make the flexible circuit board wound on the receiving shaft more neat.

[0023] Specifically, in this embodiment, two mutually symmetrical rectangular holes 9 are provided on the bottom inner wall of the transmission cavity 10 , and two connecting blocks 17 are slidably arranged in the rectangular holes 9 , respectively.

[0024] By the mutual cooperation between the rectangular hole 9 and the connecting block 17 , the connecting block 17 can slide along the rectangular hole 9 , thereby achieving the purpose of limiting the moving direction and moving range of the connecting block 17 .

[0025] Specifically, in this embodiment, a docking groove 20 is formed on the connecting block 17 , a docking block 18 is inserted into the docking groove 20 , the docking block 18 is mounted on the limiting plate 6 , and the docking block 18 and the connecting block 17 are connected and fixed by fixing bolts 19 .

[0026] Through the mutual cooperation of the docking groove 20, the docking block 18 and the fixing bolt 19 and other structures, the limit plate 6 can be easily disassembled and assembled, and the limit plate 6 can be replaced when it is severely worn and affects normal use.

[0027] Specifically, in this embodiment, limit slide grooves 11 are provided on both inner walls of the transmission cavity 10 , and limit slide bars 12 are slidably arranged in the limit slide grooves 11 . The limit slide bars 12 are installed on the transmission sliders 13 .

[0028] By the cooperation between the limiting sliding groove 11 and the limiting sliding strip 12, the moving range and moving direction of the transmission sliding block 13 can be limited and guided.

[0029] Specifically, in this embodiment, the cross-sections of the docking groove 20 and the docking block 18 are both T-shaped.

[0030] Specifically, in this embodiment, the cross-section of the transmission slider 13 is L-shaped.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A flexible circuit board conveyor with strong stability, comprising a device body, characterized in that: Two support frames are arranged on the device body, a material discharge roller is arranged between the two support frames, a fixed frame is arranged on the device body, two mutually symmetrical fixed blocks are arranged on the fixed frame, a plurality of rollers are arranged between the two fixed blocks, a transmission cavity is opened in the fixed frame, two transmission slide blocks are arranged in the transmission cavity, a transmission gear is rotatably installed at the center position of the transmission cavity, two transmission slide blocks are provided with racks meshing with the transmission gear, a connecting block is installed at the bottom of the transmission slide block, a limiting plate is connected to the bottom of the connecting block, a plurality of arc grooves matched with the rollers are opened at the bottom of the limiting plate, an electric push rod is installed on the inner wall of one side of the transmission cavity, and the action output shaft of the electric push rod is installed on one of the transmission slide blocks.

2. The flexible circuit board conveyor with strong stability according to claim 1, characterized in that: Two mutually symmetrical rectangular holes are provided on the inner wall of the bottom of the transmission cavity, and two connecting blocks are respectively slidably arranged in the rectangular holes.

3. The flexible circuit board conveyor with strong stability according to claim 1, characterized in that: The connecting block is provided with a docking groove, in which a docking block is inserted, and the docking block is mounted on the limit plate.

4. The flexible circuit board conveyor with strong stability according to claim 3, characterized in that: The docking block and the connecting block are connected and fixed by fixing bolts.

5. The flexible circuit board conveyor with strong stability according to claim 1, characterized in that: The inner walls on both sides of the transmission cavity are provided with limit sliding grooves, and the limit sliding bars are slidably arranged in the limit sliding grooves, and the limit sliding bars are installed on the transmission sliding blocks.

6. The flexible circuit board conveyor with strong stability according to claim 3, characterized in that: The cross sections of the docking groove and the docking block are both T-shaped.

7. The flexible circuit board conveyor with strong stability according to claim 1, characterized in that: The cross-sections of the transmission slide blocks are all L-shaped.

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