CN221872187U - Circuit board soft board mother board cutting equipment - Google Patents

Abstract

The utility model relates to the technical field of circuit board production, and particularly discloses circuit board soft board mother board cutting equipment, which comprises a workbench, wherein a left fixing frame and a right fixing frame are arranged on the workbench; the left fixing frame and the right fixing frame are respectively provided with a material pressing mechanism, the material pressing mechanisms comprise fixing plates, the fixing plates are provided with moving mechanisms, and the moving mechanisms are used for driving the moving plates to move towards one side close to the fixing plates or move away from one side of the fixing plates; and the movable plate is provided with a lifting mechanism which is used for driving the inner pressing plate to move up and down. According to the utility model, the soft board motherboard of the circuit board is placed on a horizontal workbench, and cannot be bent during cutting; the two outer pressing plates on the left fixing frame and the right fixing frame are used for pressing the corners of the circuit board soft board mother board, the two inner pressing plates are pressed at the two side positions of the cutting position of the circuit board soft board mother board, secondary protection is carried out, and the circuit board soft board mother board with overlong length is not easy to shake in the cutting process.

Description

A circuit board soft board motherboard cutting device

Technical Field

The utility model belongs to the technical field of circuit board production, and in particular relates to a circuit board soft board motherboard cutting device.

Background Art

Flexible circuit board, also known as soft board, is a circuit board mainly composed of CU (E.D. or R.A. copper foil), A (acrylic and epoxy resin thermosetting adhesive) and PI (polyimide film). It has many advantages such as saving space, reducing weight and high flexibility.

In the Chinese patent with publication number CN 220023200 U, mainly through the cooperation between the fixing mechanism and the movable mechanism, the fixing mechanism drives the first clamping plate to rise and fall through the first electric push rod, so that the first upper rubber pad and the first lower rubber pad clamp one end of the circuit board soft board, and at the same time, the movable adjustment mechanism is driven to move to the other end of the circuit board soft board through the second electric push rod, and the two sets of guide rods drive the second clamping plate to rise through the lifting rod, and the second upper rubber pad and the second lower rubber pad are used to clamp the other end of the circuit board soft board, thereby avoiding damage to the circuit board soft board caused by rigid positioning, improving the stability of the positioning of the circuit board soft board, and being suitable for the clamping and positioning of circuit boards of different sizes, thereby improving the cutting efficiency and cutting quality of the circuit board soft board;

However, the above device has the following problems during use:

1. The soft circuit board is fixed by the fixing mechanism and the movable mechanism, but there is a gap between it and the workbench at the lower end. During the cutting process, the soft circuit board will bend, resulting in errors in the cutting position;

2. The above device only fixes the positions of the two ends of the circuit board soft board. If the length of the circuit board soft board motherboard to be cut is too long, the distance between the two ends of the circuit board soft board and the cutting position will be too long, and the fixing effect will be poor. The circuit board soft board will still slide during the cutting process, resulting in low cutting accuracy.

Utility Model Content

The utility model aims to provide a circuit board soft board motherboard cutting device to solve the problems raised by the above background technology.

In order to achieve the above-mentioned purpose, the utility model provides the following technical solution, including a workbench, on which a left fixing frame and a right fixing frame are installed;

The left fixing frame and the right fixing frame are respectively provided with a material pressing mechanism, the material pressing mechanism comprises a fixing plate, a moving mechanism is provided on the fixing plate, and the moving mechanism is used to drive the moving plate to move toward a side close to the fixing plate or away from a side of the fixing plate;

A lifting mechanism is installed on the movable plate, and the lifting mechanism is used to drive the inner pressure plate to move up and down. The inner pressure plate is fixedly connected to the guide plate on one side close to the fixed plate. The guide plate is slidably connected to the guide groove in the outer pressure plate. The outer pressure plate installed in the pressing mechanism on the left fixed frame can only slide up and down with the left fixed frame, and the outer pressure plate installed in the pressing mechanism on the right fixed frame can only slide up and down with the right fixed frame.

Preferably, the left fixing frame is fixedly installed at a position on the left side of the upper surface of the workbench, and the right fixing frame is slidably installed in an area on the right side of the upper surface of the workbench, and the right fixing frame is connected to a travel mechanism for driving it to move toward or away from the left fixing frame.

Preferably, the travel mechanism includes a screw and a nut, the screw is connected to the nut through a thread, the nut is inserted into a slide groove at the center position of the front-to-back direction of the workbench, and the nut is slidably connected to the slide groove, the upper surface of the nut is flush with the upper surface of the workbench, and the bottom surface of the right fixed frame is slidably connected to the upper surface of the workbench.

Preferably, the movable plate is fixedly connected to a plurality of transverse plates, the transverse plates penetrate the fixed plates, and the transverse plates are slidably connected to the fixed plates.

Preferably, three transverse plates are provided, and the three transverse plates are respectively located at the front, middle and rear of the fixed plate.

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

1. In the utility model, the circuit board soft board motherboard is placed on a horizontal workbench, and each position of the lower end surface of the circuit board soft board motherboard is in contact with the workbench, which can provide a stable supporting force, will not bend during cutting, and has a higher cutting accuracy;

2. The two outer pressure plates on the left and right fixing frames are used to press the corners of the circuit board soft board motherboard, and the two inner pressure plates are pressed on both sides of the cutting position of the circuit board soft board motherboard for secondary protection. During the cutting process, the circuit board soft board motherboard that is too long is not easy to shake, and the cutting accuracy is higher.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of the utility model.

FIG. 2 is a side view of the utility model.

FIG. 3 is a top view of the utility model.

FIG. 4 is a connection diagram of the guide plate and the outer pressure plate in the present invention.

In the figure: 1, workbench; 2, left fixed frame; 3, right fixed frame; 4, material pressing mechanism; 401, fixed plate; 402, movable plate; 403, movable mechanism; 404, lifting mechanism; 405, inner pressure plate; 406, outer pressure plate; 407, guide plate.

DETAILED DESCRIPTION

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.

Referring to Figures 1 to 4, a circuit board soft board motherboard cutting device includes a workbench 1, on which a left fixing frame 2 and a right fixing frame 3 are installed. Specifically, the left fixing frame 2 is fixedly installed at a position on the left side of the upper surface of the workbench 1, and the right fixing frame 3 is slidably installed in an area on the right side of the upper surface of the workbench 1. The right fixing frame 3 is connected to a travel mechanism for driving it to move toward or away from the left fixing frame 2. The travel mechanism includes a lead screw and a nut. The lead screw is connected to the nut through a thread. The nut is inserted into a slide groove at the center position of the front-rear direction of the workbench 1, and the nut is slidably connected to the slide groove. The upper surface of the nut is flush with the upper surface of the workbench 1, and the bottom surface of the right fixing frame 3 is slidably connected to the upper surface of the workbench 1; the circuit board soft board motherboard is fixed on the workbench 1 by the left fixing frame 2 and the right fixing frame 3, and the movable right fixing frame 3 can fix a variety of circuit board soft board motherboards of different lengths, and has stronger adaptability. The right fixing frame 3 can also be provided with a detachable shape, such as a threaded hole is provided on the upper surface of the workbench 1, and the right fixing frame 3 is fixed to the right position of the workbench 1 by bolts. The finished product produced in this way has a lower price, but it is inconvenient to adjust during use, and the comfort of use is worse;

Further, a pressing mechanism 4 is respectively installed on the left fixing frame 2 and the right fixing frame 3, and the pressing mechanism 4 is used to press the circuit board soft board motherboard. The pressing mechanism 4 includes a fixed plate 401, and a moving mechanism 403 is installed on the fixed plate 401. The moving mechanism 403 is used to drive the moving plate 402 to move toward the side close to the fixed plate 401 or away from the side of the fixed plate 401. The moving plate 402 is fixedly connected with a plurality of cross plates, and the cross plates penetrate the fixed plate 401, and the cross plates are slidably connected with the fixed plate 401. There are three cross plates, and the three cross plates are respectively located at the front, middle and rear of the fixed plate 401; the circuit board soft board motherboard is placed on the horizontal workbench 1, and it will not float. The lower end surface of the circuit board soft board motherboard is in contact with the workbench 1 at various positions, which can provide a stable supporting force, will not bend during cutting, and the cutting accuracy is higher;

Furthermore, a lifting mechanism 404 is installed on the movable plate 402, and the lifting mechanism 404 is used to drive the inner pressure plate 405 to move up and down. The inner pressure plate 405 is fixedly connected to the guide plate 407 on the side close to the fixed plate 401, and the guide plate 407 is slidably connected to the guide groove in the outer pressure plate 406. The outer pressure plate 406 installed in the pressing mechanism 4 on the left fixed frame 2 can only slide up and down with the left fixed frame 2, and the outer pressure plate 406 installed in the pressing mechanism 4 on the right fixed frame 3 can only slide up and down with the right fixed frame 3; the two outer pressure plates 406 on the left fixed frame 2 and the right fixed frame 3 are used to press the corners of the circuit board soft board motherboard, and the two inner pressure plates 405 are pressed on both sides of the cutting position of the circuit board soft board motherboard for secondary protection. During the cutting process, the circuit board soft board motherboard that is too long is not easy to shake, and the cutting accuracy is higher.

Working principle:

The circuit board soft board motherboard is placed on a horizontal workbench 1 and will not float. The lower end surface of the circuit board soft board motherboard is in contact with the workbench 1 at various positions, which can provide stable supporting force. It will not bend during cutting and has higher cutting accuracy. The circuit board soft board motherboard is placed between the left fixing frame 2 and the right fixing frame 3 by moving the right fixing frame 3. Through the mutual cooperation of various components in the pressing mechanism 4, the two outer pressing plates 406 fix the two ends of the circuit board soft board motherboard, and the two inner pressing plates 405 fix the two sides of the cutting position of the circuit board soft board motherboard, which is more firmly fixed. Then the circuit board soft board motherboard is cut by the cutting equipment.

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 (5)

1. A circuit board soft board motherboard cutting device, comprising a workbench (1), characterized in that a left fixing frame (2) and a right fixing frame (3) are installed on the workbench (1); A material pressing mechanism (4) is respectively installed on the left fixed frame (2) and the right fixed frame (3), and the material pressing mechanism (4) comprises a fixed plate (401), and a moving mechanism (403) is installed on the fixed plate (401), and the moving mechanism (403) is used to drive the moving plate (402) to move toward a side close to the fixed plate (401) or away from a side of the fixed plate (401); The movable plate (402) is provided with a lifting mechanism (404), which is used to drive the inner pressure plate (405) to move up and down. The inner pressure plate (405) is fixedly connected to a guide plate (407) on one side close to the fixed plate (401). The guide plate (407) is slidably connected to a guide groove in the outer pressure plate (406). The outer pressure plate (406) installed in the pressing mechanism (4) on the left fixed frame (2) can only slide up and down with the left fixed frame (2), and the outer pressure plate (406) installed in the pressing mechanism (4) on the right fixed frame (3) can only slide up and down with the right fixed frame (3). 2. A circuit board soft board motherboard cutting device according to claim 1, characterized in that the left fixing frame (2) is fixedly installed at a position on the left side of the upper surface of the workbench (1), and the right fixing frame (3) is slidably installed in an area on the right side of the upper surface of the workbench (1), and the right fixing frame (3) is connected to a travel mechanism for driving it to move toward or away from the left fixing frame (2). 3. A circuit board soft board motherboard cutting equipment according to claim 2, characterized in that the travel mechanism includes a screw and a nut, the screw is connected to the nut through a thread, the nut is inserted into a slide groove at the center position of the front and rear direction of the workbench (1), and the nut is slidably connected to the slide groove, the upper surface of the nut is flush with the upper surface of the workbench (1), and the bottom surface of the right fixed frame (3) is slidably connected to the upper surface of the workbench (1). 4. A circuit board soft board motherboard cutting device according to claim 1, characterized in that the movable plate (402) is fixedly connected to a plurality of transverse plates, the transverse plates penetrate the fixed plate (401), and the transverse plates are slidably connected to the fixed plate (401). 5. A circuit board soft board motherboard cutting device according to claim 4, characterized in that three transverse plates are provided, and the three transverse plates are respectively located at the front, middle and rear of the fixed plate (401).