Mobile phone screen cutting device

Abstract

The utility model relates to the technical field of mobile phone screens, and discloses a mobile phone screen cutting device which comprises a bottom plate, a supporting frame is fixedly connected to the upper surface of the bottom plate, a through groove is formed in the surface of the supporting plate in a penetrating mode, a sliding groove is formed in the upper surface of the supporting plate, and a moving block is slidably connected to the upper portion of the sliding groove. The middle of the supporting frame is rotationally connected with a rotating frame, a motor is fixedly installed in the middle of the rotating frame, a rotating shaft of the motor is fixedly provided with a cutting blade, the front side of the rotating frame is fixedly connected with a bent rack, the upper surface of the bottom plate is fixedly connected with a support, and the middle of the support is rotationally connected with a worm. By rotating the worm, the bent rack and the rotating frame, the motor and the cutting piece move along with the worm, the bent rack and the rotating frame, the cutting angle is changed, the cutting piece does not make contact with the through groove, the angle of the cutting piece can be changed only by rotating the worm and the bent rack, use is convenient, and the structure is simple.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone screens, in particular to a mobile phone screen cutting device. Background Art

[0002] Mobile phone screens, also known as display screens, are used to display images and colors. Screen size is measured in inches, based on the screen's diagonal. With the increasing prevalence of color screens in mobile phones, the material of mobile phone screens has become increasingly important. Mobile phone screens possess high hardness, strength, scratch resistance, high transmittance, and excellent impact resistance. However, they may also be susceptible to dust, point punctures, line punctures, scratches, hair, surface punctures, dust clumps, stains, edge chipping, character defects, and IR aperture defects. A mobile phone screen cutting device is required during production.

[0003] For example, the Chinese patent publication number CN214735374U belongs to the field of mobile phone screen technology, and is particularly a cutting device for mobile phone screen production that is easy to adjust and fix, including a table top, the lower surface of the table top is fixedly connected to four table legs, the outer sides of the four table legs are fixedly connected to the same support plate, the upper surface of the support plate is fixedly connected to an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected to a U-shaped plate, a screw is rotatably connected between the left inner wall and the right inner wall of the U-shaped plate, the right end of the screw extends to the outer side of the U-shaped plate and is fixedly connected to a knob, two positioning rods are fixedly connected between the left inner wall and the right inner wall of the U-shaped plate, the outer sides of the two positioning rods are slidably connected to the same sliding block, and the sliding block is threadedly connected to the outer side of the screw. The utility model solves the problems that the cutting blade angle is mostly fixed and single and the glass is mostly difficult to fix by setting a fixed block, a movable block and a bolt.

[0004] After using this cutting equipment for mobile phone screen production that is easy to adjust and fix, it was found that although this cutting equipment for mobile phone screen production can solve the problem that the angle of the cutting blade is mostly fixed, it needs to use a screw to drive the sliding block to move, and use a connecting rod to drive the placement plate to rotate, so as to drive the cutting blade to rotate to the appropriate angle. This rotating device has a complex structure and low practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a mobile phone screen cutting device to solve the problem of complex structure of the rotating device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mobile phone screen cutting device, comprising a base plate, the upper surface of the base plate is fixedly connected to a support frame, the support frames are fixedly connected to a support plate, the surface of the support plate is penetrated by a through groove, the upper surface of the support plate is provided with a slide groove, the upper part of the slide groove is slidably connected to a moving block, the middle part of the support frame is rotatably connected to a rotating frame, the middle part of the rotating frame is fixedly installed with a motor, the rotating shaft of the motor is fixedly installed with a cutting blade, the front side of the rotating frame is fixedly connected with a curved rack, the upper surface of the base plate is fixedly connected to a bracket, the middle part of the bracket is rotatably connected to a worm, and the curved rack cooperates with the worm.

[0007] Preferably, a screw is threadedly connected to the middle of the moving block, and a pressure plate is rotatably connected to the bottom of the screw.

[0008] Preferably, a sliding rod is fixedly connected to the top of the pressing plate, and the sliding rod is slidably connected to the moving block.

[0009] Preferably, the cutting blade passes through the through slot.

[0010] Preferably, the curved rack is arc-shaped and the center thereof coincides with the rotation axis of the rotating frame.

[0011] Preferably, a rotating handle is fixedly connected to the side surface of the worm.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model can move the pressure plate up and down by turning the screw. When the pressure plate moves down, the glass can be fixed. When the motor rotates, the cutting blade rotates, and the moving block moves back and forth along the slide groove. The glass will be cut when passing through the cutting blade. When the angle of the cutting blade needs to be changed, the worm is rotated to rotate the curved rack, and the rotating frame rotates, and the motor and the cutting blade move accordingly. The cutting angle can be changed within a certain range, and the cutting blade will not contact the through groove. Only the worm is rotated and the curved rack is rotated to change the angle of the cutting blade. It is easy to use and has a simple structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 for Figure 1 A schematic diagram of the partially enlarged structure at center A;

[0016] Figure 3 for Figure 1 A schematic diagram of the partially enlarged structure at point B in the middle;

[0017] Figure 4This is a schematic diagram of the structure of the rotating frame of the utility model.

[0018] In the figure: 1. Base plate; 101. Support frame; 2. Support plate; 201. Slide groove; 202. Through groove; 3. Moving block; 301. Pressing plate; 302. Screw; 303. Slide rod; 4. Rotating frame; 401. Motor; 402. Cutting blade; 403. Bent rack; 404. Worm; 405. Bracket. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0020] See also Figure 1-4 The utility model provides a technical solution: a mobile phone screen cutting device, including a bottom plate 1, the bottom plate 1 is placed on a flat ground, the upper surface of the bottom plate 1 is fixedly connected to a support frame 101, the support frames 101 are distributed on the front and back sides, a support plate 2 is fixedly connected between the support frames 101, a through groove 202 is opened on the surface of the support plate 2, a cutting blade 402 extends from the through groove 202, for cutting glass, a slide groove 201 is opened on the upper surface of the support plate 2, the slide groove 201 connects the front and back sides, a moving block 3 is slidably connected to the upper part of the slide groove 201, the moving block 3 moves back and forth along the slide groove 201, the glass is fixed on the moving block 3 and moves therewith, and will be cut when passing through the cutting blade 402, the middle part of the support frame 101 is rotatably connected to the rotating frame 4, the rotating frame 4 The motor 401 is fixedly installed in the middle of the rotating frame 4, and the cutting blade 402 is fixedly installed on the rotating shaft of the motor 401. When the motor 401 rotates, the cutting blade 402 can be rotated. The front side of the rotating frame 4 is fixedly connected to the curved rack 403. The curved rack 403 and the rotating frame 4 are a whole. When they rotate together, the motor 401 moves accordingly. The upper surface of the base plate 1 is fixedly connected to a bracket 405. The middle part of the bracket 405 is rotatably connected to a worm 404. The curved rack 403 cooperates with the worm 404. Rotating the worm 404 can rotate the curved rack 403. When the rotating frame 4 rotates, the motor 401 and the cutting blade 402 move accordingly. The cutting angle can be changed within a certain range, and the cutting blade 402 will not contact the through slot 202.

[0021] Among them, the middle part of the moving block 3 is threadedly connected with a screw 302, and the bottom of the screw 302 is rotatably connected with a pressure plate 301. The pressure plate 301 is in contact with the glass. By rotating the screw 302, the pressure plate 301 can be moved up and down. When the pressure plate 301 moves down, the glass can be fixed for cutting. When the pressure plate 301 moves up, the glass can be taken out.

[0022] Among them, the top of the pressing plate 301 is fixedly connected with a sliding rod 303, and the sliding rod 303 is slidably connected to the moving block 3. The function of the sliding rod 303 is to prevent the pressing plate 301 from flipping when it moves up and down, and to limit the pressing plate 301.

[0023] The cutting blade 402 passes through the through slot 202 and extends out of the supporting plate 2 to cut the glass.

[0024] The curved rack 403 is in an arc shape and the center thereof coincides with the rotation axis of the rotating frame 4 . The curved rack 403 will always cooperate with the worm 404 and will not separate within a certain range.

[0025] The side of the worm 404 is fixedly connected with a rotating handle. By rotating the rotating handle, the worm 404 can be rotated, making it more convenient to use.

[0026] Working principle: When in use, the screw 302 is turned to move the pressure plate 301 up and down. The pressure plate 301 moves down to fix the glass, the motor 401 rotates, the cutting blade 402 rotates, the moving block 3 moves back and forth along the slide groove 201, and the glass moves along with it. It will be cut when passing through the cutting blade 402, and the pressure plate 301 moves up to take out the glass. When the angle of the cutting blade 402 needs to be changed, the worm 404 is turned to rotate the bent rack 403, the rotating frame 4 rotates, and the motor 401 and the cutting blade 402 move accordingly. The cutting angle can be changed within a certain range, and the cutting blade 402 will not contact the through groove 202.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes and modifications may be made to these embodiments without departing from the principles of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mobile phone screen cutting device, comprising a bottom plate (1), characterized in that: The upper surface of the base plate (1) is fixedly connected to a support frame (101), and a support plate (2) is fixedly connected between the support frames (101). A through groove (202) is provided on the surface of the support plate (2), and a slide groove (201) is provided on the upper surface of the support plate (2). The upper part of the slide groove (201) is slidably connected to a moving block (3). The middle part of the support frame (101) is rotatably connected to a rotating frame (4), and a motor (401) is fixedly installed in the middle part of the rotating frame (4). A cutting blade (402) is fixedly installed on the rotating shaft of the motor (401). A curved rack (403) is fixedly connected to the front side of the rotating frame (4). The upper surface of the base plate (1) is fixedly connected to a bracket (405), and a worm (404) is rotatably connected to the middle part of the bracket (405). The curved rack (403) cooperates with the worm (404).

2. The mobile phone screen cutting device according to claim 1, characterized in that: The middle part of the moving block (3) is threadedly connected to a screw (302), and the bottom of the screw (302) is rotatably connected to a pressing plate (301).

3. The mobile phone screen cutting device according to claim 2, characterized in that: The top of the pressing plate (301) is fixedly connected with a sliding rod (303), and the sliding rod (303) is slidably connected to the moving block (3).

4. The mobile phone screen cutting device according to claim 1, characterized in that: The cutting blade (402) passes through the through slot (202).

5. The mobile phone screen cutting device according to claim 1, characterized in that: The curved rack (403) is in an arc shape, and the center of the circle coincides with the rotation axis of the rotating frame (4).

6. The mobile phone screen cutting device according to claim 1, characterized in that: A rotating handle is fixedly connected to the side surface of the worm (404).

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