A cutting device for producing polishing pads

Abstract

The utility model discloses a cutting device for polishing pad production, comprising a processing platform and a first screw, wherein the first screw is installed at the front end of the processing platform; further comprising: a first motor, which is connected to the left end of the first screw, and a moving frame is installed at the upper end of the first screw, and a first electric telescopic rod is arranged in the middle of the moving frame, a movable frame is installed at the lower end of the first electric telescopic rod, and a roller is installed inside the movable frame, a positioning frame is arranged at the left end of the roller, and a second screw is installed around the positioning frame, and a pressure block is connected to the lower end of the second screw; a cutting knife is arranged at the upper end of the first electric telescopic rod. The cutting device for polishing pad production is convenient for smoothing wrinkles on the surface of the polishing pad, convenient for dealing with polishing pads of different thicknesses, and convenient for simply fixing the polishing pad to be cut to prevent deviation, and the second electric telescopic rod can be automatically raised and lowered to avoid adhesion, thereby improving the cutting quality.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting devices, in particular to a cutting device for producing polishing pads. Background Art

[0002] Polishing pads, also known as polishing leathers, polishing cloths, and polishing sheets, are important auxiliary materials that determine the surface quality in chemical mechanical polishing. In the production process of polishing pads, cutting devices are often used to cut the polishing pads. The cut polishing pads also need to undergo processing steps such as trimming.

[0003] A cutting device for floor mat production provided by announcement number CN 211440107 U includes a bracket, a conveying roller is provided on the bracket, and both ends of the conveying roller are provided with a limit ring, a partition is fixedly connected to the bottom of the inner side of the bracket, and a fixed frame is fixedly installed on the top of the bracket, a motor is fixedly installed on the top of one side of the fixed frame, and a screw rod movably sleeved on the fixed frame is fixedly sleeved on the output shaft of the motor. The cutting device for floor mat production uses a roller conveyor mechanism to convey the floor mat, and the cutting mechanism for the floor mat is set on the roller conveyor mechanism, so that the floor mat is cut during the conveying process of the floor mat, and the cut floor mat can be directly transported to the next processing equipment along the conveyor mechanism. No manual intervention is required in this process, and the degree of automation is high, which not only saves time and labor, but also greatly improves the production efficiency of the floor mat.

[0004] The above-mentioned prior art solutions have the following defects: the cutting device for polishing pad production cannot smooth out the wrinkles on the surface of the polishing pad, cannot cope with polishing pads of different thicknesses, cannot fix the polishing pads to be cut, is prone to displacement, incomplete cutting, easy to stick, and has poor cutting quality. Therefore, the utility model provides a cutting device for polishing pad production to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a cutting device for polishing pad production to solve the problems proposed in the above-mentioned background technology that the cutting device for polishing pad production cannot smooth the wrinkles on the surface of the polishing pad, cannot cope with polishing pads of different thicknesses, cannot fix the polishing pads to be cut, is prone to offset, has incomplete cutting, is prone to adhesion, and has poor cutting quality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for producing a polishing pad, comprising a processing platform and a first screw, wherein the first screw is installed at the front end of the processing platform;

[0007] Also includes:

[0008] A first motor is connected to the left end of the first screw rod, and a moving frame is installed at the upper end of the first screw rod, and a first electric telescopic rod is arranged in the middle of the moving frame, a movable frame is installed at the lower end of the first electric telescopic rod, and a roller is installed inside the movable frame, a positioning frame is arranged at the left end of the roller, and a second screw rod is installed around the positioning frame, and a pressure block is connected to the lower end of the second screw rod;

[0009] A cutting knife is installed at the upper end of a first electric telescopic rod, a protective shell is provided at the outer end of the cutting knife, a first bevel tooth is installed at the right end of the protective shell, a second bevel tooth is connected to the right end of the first bevel tooth, a second motor is connected to the rear end of the second bevel tooth, a positioning sleeve is provided at the outer end of the second bevel tooth, a sleeve is provided at the outer end of the second motor, and the upper end of the sleeve is connected to the second electric telescopic rod.

[0010] Preferably, the front end of the movable frame is sleeved inside the first screw rod, and the front end of the movable frame is connected to the first screw rod in a threaded manner.

[0011] Preferably, the rear end of the movable frame is connected to the processing platform in a movable snap-fit ​​manner, and the left and right ends of the roller are connected to the inside of the movable frame in a movable snap-fit ​​manner.

[0012] Preferably, the pressing block forms a sliding structure inside the positioning frame, and the upper end of the pressing block is connected to the second screw rod in a fixed manner.

[0013] Preferably, the second screw rod passes through the interior of the positioning frame, and the middle of the positioning frame is connected to the second screw rod in a threaded manner, and the telescopic rods are arranged symmetrically about the central axis of the positioning frame.

[0014] Preferably, the rear end of the cutting knife is connected to the first bevel gear in a fixed manner, and the rear end of the first bevel gear is connected to the second bevel gear in a meshing manner.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the cutting device for polishing pad production is convenient for smoothing wrinkles on the surface of the polishing pad, is convenient for dealing with polishing pads of different thicknesses, is convenient for simply fixing the polishing pad to be cut to prevent deviation, and the second electric telescopic rod can be automatically raised and lowered to avoid adhesion, thereby improving the cutting quality;

[0016] 1. A movable frame, a first electric telescopic rod and a movable frame are provided. The movable frame at the upper end of the first screw moves to the right with the rotation of the first screw to smooth the wrinkles on the surface of the polishing pad, thereby improving the cutting quality of the polishing pad. The movable design of the movable frame is convenient for handling polishing pads of different thicknesses, thereby increasing the processing range of the device.

[0017] 2. A positioning frame, a second screw and a pressing block are provided. The second screw is rotated to press the second screw downward, and the pressing block limits and fixes the polishing pad, which can not only simply fix the polishing pad to be cut, but also prevent the roller from shifting during the process of arranging the polishing pad, and facilitate the subsequent cutting;

[0018] 3. A cutting knife, a first bevel tooth and a second bevel tooth are provided. The second bevel tooth drives the first bevel tooth to rotate, thereby driving the cutting knife to rotate efficiently and cut the polishing pad. The automatic lifting of the second electric telescopic rod can completely shear the polishing pad to avoid adhesion, improve the cutting quality, and make the material utilization rate and efficiency high. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0021] Figure 3 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0022] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0023] In the figure: 1, processing platform; 2, first screw; 3, motor; 4, moving frame; 5, first electric telescopic rod; 6, movable frame; 7, roller; 8, positioning frame; 9, second screw; 10, pressing block; 11, cutting knife; 12, protective shell; 13, first bevel gear; 14, second bevel gear; 15, positioning sleeve; 16, motor; 17, sleeve; 18, second electric telescopic rod. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-4 The utility model provides a technical solution: a cutting device for polishing pad production, including a processing platform 1, a first screw 2, a first motor 3, a moving frame 4, a first electric telescopic rod 5, a movable frame 6, a roller 7, a positioning frame 8, a second screw 9, a pressing block 10, a cutting knife 11, a protective shell 12, a first bevel gear 13, a second bevel gear 14, a positioning sleeve 15, a second motor 16, a sleeve 17, and a second electric telescopic rod 18.

[0026] A first motor 3 is connected to the left end of the first screw rod 2, and a moving frame 4 is installed at the upper end of the first screw rod 2, and a first electric telescopic rod 5 is arranged in the middle of the moving frame 4, a movable frame 6 is installed at the lower end of the first electric telescopic rod 5, and a roller 7 is installed inside the movable frame 6, a positioning frame 8 is arranged at the left end of the roller 7, and a second screw rod 9 is installed around the positioning frame 8, and a pressing block 10 is connected to the lower end of the second screw rod 9;

[0027] The cutting knife 11 is installed at the upper end of the first electric telescopic rod 5. A protective shell 12 is provided at the outer end of the cutting knife 11, and a first bevel gear 13 is installed at the right end of the protective shell 12, and the right end of the first bevel gear 13 is connected to the second bevel gear 14, the rear end of the second bevel gear 14 is connected to the second motor 16, and a positioning sleeve 15 is provided at the outer end of the second bevel gear 14, the outer end of the second motor 16 is sleeved with a sleeve 17, and the upper end of the sleeve 17 is connected to the second electric telescopic rod 18.

[0028] like Figure 1 and Figure 3 and Figure 4 As shown, the front end of the mobile frame 4 is sleeved inside the first screw 2, and the front end of the mobile frame 4 is connected to the first screw 2 in a threaded manner, the rear end of the mobile frame 4 is connected to the processing platform 1 in a movable snap-fit ​​manner, and the left and right ends of the roller 7 are connected to the inside of the mobile frame 4 in a movable snap-fit ​​manner, the pressing block 10 forms a sliding structure inside the positioning frame 8, and the upper end of the pressing block 10 is connected to the second screw 9 in a fixed manner, the second screw 9 runs through the inside of the positioning frame 8, and the middle of the positioning frame 8 is connected to the second screw 9 in a threaded manner, and the lifting and retracting rods are symmetrically arranged about the central axis of the positioning frame 8. When the cutting device is used First, insert the polishing pad inward from the opening at the left end of the positioning frame 8 and pull it to the right end of the processing platform 1. The slot will limit the polishing pad at a certain angle. After straightening, the first motor 3 can be started to make the right end of the first motor 3 drive the first screw 2 to rotate. Then the movable frame 4 at the upper end of the first screw 2 moves to the right with the rotation of the first screw 2, and the wrinkles on the surface of the polishing pad are smoothed, which is convenient for improving the cutting quality of the polishing pad. When processing polishing pads of different material thicknesses, the first electric telescopic rod 5 can be pressed down as the material thickness decreases, thereby driving the roller 7 to press down. The movable design of the movable frame 6 is convenient for coping with polishing pads of different thicknesses, thereby increasing the processing range of the device.

[0029] like Figure 1 and Figure 2As shown, the rear end of the cutting knife 11 is connected to the first bevel gear 13 in a fixed manner, and the rear end of the first bevel gear 13 is connected to the second bevel gear 14 in a meshing manner. The roller 7 is placed at the right end of the processing platform 1. Before the moving frame 4 moves, the second screw 9 is rotated to press the second screw 9 downward, and the pressing block 10 limits and fixes the polishing pad, which can not only simply fix the polishing pad to be cut, but also prevent the roller 7 from offsetting during the arrangement of the polishing pad, and facilitate the subsequent cutting. When the polishing pad is fixed, the second electric telescopic rod 18 is extended, and the second motor 16 can be started at the same time, so that the second bevel gear 14 at the front end of the second motor 16 drives the first bevel gear 13 to rotate, thereby driving the cutting knife 11 to rotate efficiently, and the polishing pad can be cut. The automatic lifting of the second electric telescopic rod 18 can completely shear the polishing pad to avoid adhesion, improve the cutting quality, and make the material utilization rate large and the efficiency high.

[0030] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cutting device for producing a polishing pad, comprising a processing platform (1) and a first screw (2), wherein the first screw (2) is mounted at the front end of the processing platform (1); It is characterized in that Also includes: A first motor (3) is connected to the left end of the first screw rod (2), and a movable frame (4) is installed at the upper end of the first screw rod (2), and a first electric telescopic rod (5) is arranged in the middle of the movable frame (4), a movable frame (6) is installed at the lower end of the first electric telescopic rod (5), and a roller (7) is installed inside the movable frame (6), a positioning frame (8) is arranged at the left end of the roller (7), and a second screw rod (9) is installed around the positioning frame (8), and a pressing block (10) is connected to the lower end of the second screw rod (9); A cutting knife (11) is mounted on the upper end of a first electric telescopic rod (5); a protective shell (12) is provided at the outer end of the cutting knife (11); a first bevel tooth (13) is installed at the right end of the protective shell (12); the right end of the first bevel tooth (13) is connected to a second bevel tooth (14); a rear end of the second bevel tooth (14) is connected to a second motor (16); a positioning sleeve (15) is provided at the outer end of the second bevel tooth (14); a sleeve (17) is provided at the outer end of the second motor (16); and the upper end of the sleeve (17) is connected to a second electric telescopic rod (18).

2. A cutting device for producing polishing pads according to claim 1, characterized in that: The front end of the movable frame (4) is sleeved inside the first screw rod (2), and the front end of the movable frame (4) is connected to the first screw rod (2) in a threaded manner.

3. A cutting device for producing polishing pads according to claim 1, characterized in that: The rear end of the movable frame (4) is connected to the processing platform (1) in a movable snap-fit ​​manner, and the left and right ends of the roller (7) are connected to the inside of the movable frame (4) in a movable snap-fit ​​manner.

4. A cutting device for producing a polishing pad according to claim 1, characterized in that: The pressing block (10) forms a sliding structure inside the positioning frame (8), and the upper end of the pressing block (10) is connected to the second screw rod (9) in a fixed manner.

5. A cutting device for producing a polishing pad according to claim 1, characterized in that: The second screw rod (9) passes through the interior of the positioning frame (8), and the middle of the positioning frame (8) is connected to the second screw rod (9) in a threaded manner, and the telescopic rods are arranged symmetrically about the central axis of the positioning frame (8).

6. A cutting device for producing a polishing pad according to claim 1, characterized in that: The rear end of the cutting blade (11) is connected to the first bevel gear (13) in a fixed manner, and the rear end of the first bevel gear (13) is connected to the second bevel gear (14) in a meshing manner.

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