Automatic forming and processing grinding machine for wire stripper knife edge

Abstract

The utility model relates to an automatic forming and processing grinding machine for a wire stripper knife edge, which belongs to the technical field of wire stripper processing and comprises a machine tool base and a material rotating platform on one side of the machine tool base. The material rotating platform is provided with a rotating material frame for storing wire stripping pliers and a material positioning mechanism, the two sides of the grinding wheel are provided with a grinding wheel coping device and a material overturning clamp respectively, and one side of the material overturning clamp is provided with a multi-shaft feeding module for moving the wire stripping pliers in the material positioning mechanism into the material overturning clamp; a wire stripper on the material rotating platform is placed in the material positioning mechanism through the feeding transverse module to be accurately positioned, the wire stripper is moved into the material overturning clamp through the multi-shaft feeding module, the wire stripper is polished through a grinding wheel, and the grinding machine special for the full-automatic jaw tooth punching machining equipment for the wire stripper is researched and developed by one person and multiple machines. Machining efficiency and product quality are effectively improved, and labor cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of wire stripper processing, in particular to a grinding machine for automatically forming the cutting edge of a wire stripper. Background Technique

[0002] The wire stripper is one of the commonly used tools for internal wire electricians, motor repairers, and instrument and meter electricians. It is specifically used for electricians to strip the surface insulation layer at the head of the wire.

[0003] The wire stripper is composed of two hinged pliers handles. The pliers head position of the pliers handle needs to be ground into a wire stripping cutting edge. When in use, place the prepared cable in the middle of the wire stripping cutting edge of the wire stripping tool, select the length of the wire to be stripped, hold the pliers handle of the wire stripping tool, clamp the cable, and slowly apply force to gradually peel off the outer skin of the cable.

[0004] For example, a hardware processing and grinding device with the application number CN202221817731.1 includes a mounting plate. An installation mechanism is arranged on the top of the mounting plate. The installation mechanism includes a first mounting seat, and a communicating sleeve is communicated with the surface of the first mounting seat. Through the coordinated use of the first mounting seat, the communicating sleeve, the mounting sleeve, the push-pull rod, the positioning block, the spring, the connecting block, the inserting block, the fixing plate, the electric push rod, the movable block, the movable plate, the dust suction cover, the dust collection box, and the air compressor, the problem of dust removal is solved. However, with the improvement of product quality technology in the hardware tool industry, the production labor cost increases, the demand increases, and the traditional equipment cannot meet the processing requirements. In view of the current insufficient production capacity in the industry, at the same time, the grinding stone for grinding needs to be frequently replaced and cannot be repaired, resulting in low efficiency. Content of the Utility Model

[0005] The utility model aims to solve the above technical problems and provides a grinding machine for automatically forming the cutting edge of a wire stripper.

[0006] To solve the above technical problems, the technical solution provided by the utility model is as follows:

[0007] A grinding machine for automatically forming the cutting edge of a wire stripper includes a machine tool base and a material rotating platform on one side of the machine tool base;

[0008] A rotating material rack for storing wire strippers and a material positioning mechanism are installed on the material rotating platform. A feeding transverse module for moving the wire strippers in the rotating material rack into the material positioning mechanism is installed on one side of the material positioning mechanism;

[0009] A grinding wheel for grinding wire strippers is installed on the machine tool base. A grinding wheel dressing device and a material turning fixture are respectively installed on both sides of the grinding wheel. A first lead screw mechanism for driving the material turning fixture to move is installed on the machine tool base;

[0010] On one side of the material turning fixture, a multi-axis loading module is installed to move the wire stripper in the material positioning mechanism into the material turning fixture.

[0011] Preferably, the rotating material rack includes a rotatable rotating disk, and a plurality of limit racks for storing wire strippers are installed on the rotating disk. The limit rack includes a first limit plate and a second limit plate arranged on the rotating disk, and the wire stripper is placed between the first limit plate and the second limit plate.

[0012] Preferably, the material positioning mechanism includes a support frame installed on the material rotating platform. A first limit block and a second limit block are installed on the support frame, and a first cylinder is installed on the support frame. A pushing block is installed at the telescopic end of the first cylinder.

[0013] Preferably, the transverse loading module includes a second lead screw mechanism arranged on the support frame, and a second cylinder is installed at the moving end of the second lead screw mechanism.

[0014] Preferably, a pneumatic suction cup capable of sucking the wire stripper is installed at the telescopic end of the second cylinder. The pneumatic suction cup can suck the wire stripper and move the wire stripper to a suitable position.

[0015] Preferably, the material turning fixture is installed on the connecting frame at the moving end of the first lead screw mechanism. A reverse motor is installed on one side of the connecting frame. The output shaft of the reverse motor is connected to the connecting frame through a bearing. A wire stripper limit plate is installed outside the output shaft of the reverse motor. The material turning fixture can change the position of the wire stripper to face the grinding wheel to complete grinding.

[0016] Preferably, a pneumatic clamping block for clamping the wire stripper is installed on the wire stripper limit plate.

[0017] Preferably, the grinding wheel dressing device includes a third lead screw mechanism arranged on the machine tool base. A bottom plate is installed at the moving end of the third lead screw mechanism. A rotating shaft is connected to the bottom plate through a bearing seat. A grinding wheel dressing wheel and a driven pulley are connected to the outside of the rotating shaft. A driving motor is installed on one side of the bottom plate. A driving pulley is installed at the rotating end of the driving motor. The driven pulley and the driving pulley are connected by a belt.

[0018] After adopting the above structure, the utility model has the following advantages:

[0019] The utility model uses the transverse loading module to put the wire stripper on the material rotating platform into the material positioning mechanism for precise positioning, and then moves the wire stripper into the material turning fixture through the multi-axis loading module. The grinding wheel grinds the wire stripper, and develops a special grinding machine for automatic notch opening and tooth processing of wire strippers with one person operating multiple machines, which effectively improves the processing efficiency, product quality, and reduces the labor cost.

[0020] The utility model repairs the grinding wheel through a grinding wheel repair device, prolongs the service life of the grinding wheel, and can ensure the quality of the grinding notch of the wire stripping pliers and prolong the service life of the grinding wheel by adjusting the positions of the material turning fixture and the grinding wheel repair device.

[0021] The above summary is only for the purpose of the specification and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the utility model will be readily apparent by reference to the drawings and the following detailed description. Brief Description of the Drawings

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0023] Figure 1 is a structural schematic diagram of the utility model;

[0024] Figure 2 is an internal schematic diagram of the utility model;

[0025] Figure 3 is an installation schematic diagram of the rotating material rack of the utility model;

[0026] Figure 4 is a structural schematic diagram of the material positioning mechanism of the utility model;

[0027] Figure 5 is a structural schematic diagram of the grinding wheel repair device of the utility model;

[0028] Figure 6 is a front view of the material turning fixture of the utility model;

[0029] Figure 7 is a structural schematic diagram of the material turning fixture of the utility model.

[0030] As shown in the figure: 1. Machine tool base; 2. Material rotating platform; 3. Rotating material rack; 301. Rotating disk; 302. Limiting frame; 303. First limiting plate; 304. Second limiting plate; 4. Material positioning mechanism; 401. Support frame; 402. First limiting block; 403. Second limiting block; 404. First cylinder; 405. Pushing block; 5. Feeding transverse module; 501. Second cylinder; 502. Pneumatic suction cup; 503. Second lead screw mechanism; 6. Grinding wheel; 7. Grinding wheel dressing device; 701. Bottom plate; 702. Rotating shaft; 703. Grinding wheel dressing wheel; 704. Driven pulley; 705. Driving motor; 706. Driving pulley; 8. Material turning fixture; 801. Connecting frame; 802. Reversing motor; 803. Wire stripping pliers limiting plate; 804. Pneumatic clamping block; 9. Multi-axis feeding module; 901. X-axis lead screw; 902. Y-axis lead screw; 903. Pneumatic clamping arm; 10. First lead screw mechanism. Detailed implementation mode

[0031] The embodiments of the present application will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application and should not be construed as a limitation of the present application.

[0032] In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0033] The following further describes the present utility model in detail in combination with the full text.

[0034] Combined with the attached Figures 1 - 7, A wire stripping pliers blade automatic forming and processing grinding machine, including a machine tool base 1 and a material rotating platform 2 on one side of the machine tool base 1. A rotating material rack 3 for storing wire stripping pliers and a material positioning mechanism 4 are installed on the material rotating platform 2. A feeding transverse module 5 for moving the wire stripping pliers in the rotating material rack 3 into the material positioning mechanism 4 is installed on one side of the material positioning mechanism 4. A grinding wheel 6 for grinding wire stripping pliers is installed on the machine tool base 1. A grinding wheel dressing device 7 and a material turning fixture 8 are respectively installed on both sides of the grinding wheel 6. A first lead screw mechanism 10 for driving the material turning fixture 8 to move is installed on the machine tool base 1. Specifically, the grinding wheel 6 is driven by a driving motor to rotate and grind the wire stripping pliers. The X-axis lead screw 901, Y-axis lead screw 902, first lead screw mechanism 10, second lead screw mechanism, and third lead screw mechanism are prior arts and can be regarded as ball screws, which can convert rotary motion into linear motion or convert linear motion into rotary motion products.

[0035] A multi-axis feeding module 9 for moving the wire stripping pliers in the material positioning mechanism 4 into the material turning fixture 8 is installed on one side of the material turning fixture 8. The multi-axis feeding module 9 includes an X-axis lead screw 901 and a Y-axis lead screw 902 connected to the moving end of the X-axis lead screw 901. A pneumatic clamping arm 903 is installed at the moving end of the Y-axis lead screw 902. The pneumatic clamping arm 903 is a prior art. The pneumatic clamping arm 903 uses a pneumatic cylinder or a telescopic rod as a power source. When the pneumatic clamping arm 903 works, it can clamp the wire stripping pliers.

[0036] When the present utility model is specifically implemented, such as Figure 2 and Figure 3 shown. The rotating material rack 3 includes a rotatable rotating disk 301. A plurality of limiting frames 302 for storing wire stripping pliers are installed on the rotating disk 301. The limiting frame 302 includes a first limiting plate 303 and a second limiting plate 304 arranged on the rotating disk 301, and the wire stripping pliers are placed between the first limiting plate 303 and the second limiting plate 304. A first stop rod and a second stop rod are also installed on the rotating disk 301 to limit the wire stripping pliers.

[0037] When the present utility model is specifically implemented, such as Figure 3 and Figure 4 shown. The material positioning mechanism 4 includes a support frame 401 installed on the material rotating platform 2. A first limiting block 402 and a second limiting block 403 are installed on the support frame 401. A first cylinder 404 is installed on the support frame 401. A pushing block 405 is installed at the telescopic end of the first cylinder 404. One side of the first limiting block 402 and the second limiting block 403 is an arc shape configured to cooperate with the wire stripping pliers. When the first cylinder 404 works, it drives the pushing block 405 to push the wire stripping pliers close to the first limiting block 402 and the second limiting block 403 to complete the precise positioning of the wire stripping pliers.

[0038] In the specific implementation of the present utility model, as Figure 3 shown, the feeding transverse module 5 includes a second lead screw mechanism 503 arranged on the support frame 401. A second cylinder 501 is installed at the moving end of the second lead screw mechanism 503. A pneumatic suction cup 502 capable of sucking the wire stripping pliers is installed at the telescopic end of the second cylinder 501. The second lead screw mechanism 503 can drive the second cylinder 501 to move, and the second cylinder 501 drives the pneumatic suction cup 502 to move up and down. The pneumatic suction cup 502 is connected to an external vacuum pump through a trachea. When the pneumatic suction cup 502 approaches the wire stripping pliers and the vacuum pump works, the pneumatic suction cup 502 sucks the wire stripping pliers, and the wire stripping pliers are moved to the material positioning mechanism 4 by the feeding transverse module 5 for re-precise positioning.

[0039] In the specific implementation of the present utility model, as Figure 2 、 Figure 6 and Figure 7 shown, the material turnover fixture 8 is installed on the connecting frame 801 at the moving end of the first lead screw mechanism 10. A reverse motor 802 is installed on one side of the connecting frame 801. The output shaft of the reverse motor 802 is connected to the connecting frame 801 through a bearing. A wire stripping pliers limiting plate 803 is installed outside the output shaft of the reverse motor 802, and a pneumatic clamping block 804 for clamping the wire stripping pliers is installed on the wire stripping pliers limiting plate 803. The wire stripping pliers are moved to the wire stripping pliers limiting plate 803 through the multi-axis feeding module 9. The pneumatic clamping block 804 limits and clamps the wire stripping pliers. When the reverse motor 802 works, the wire stripping pliers limiting plate 803 and the wire stripping pliers rotate. By the operation of the first lead screw mechanism 10, the connecting frame 801 is moved close to the grinding wheel 6, and the grinding wheel 6 rotates to grind the wire stripping groove opening of the wire stripping pliers. Specifically, the outer side of the grinding wheel 6 is in the shape of the wire stripping groove opening, and the grinding wheel 6 can rotate to directly form the grinding in one go.

[0040] In the specific implementation of the present utility model, as Figure 2 and Figure 5 shown, the grinding wheel dressing device 7 includes a third lead screw mechanism arranged on the machine tool base 1. A bottom plate 701 is installed at the moving end of the third lead screw mechanism. A rotating shaft 702 is connected to the bottom plate 701 through a bearing seat. A grinding wheel dressing wheel 703 and a driven pulley 704 are connected to the outside of the rotating shaft 702. A driving motor 705 is installed on one side of the bottom plate 701, and a driving pulley 706 is installed at the rotating end of the driving motor 705. The driven pulley 704 and the driving pulley 706 are connected by a belt. The third lead screw mechanism can drive the grinding wheel dressing wheel 703 on the bottom plate 701 to approach and move away from the grinding wheel 6. The driving motor 705 drives the rotating shaft 702 to rotate through the belt, thereby driving the grinding wheel dressing wheel 703 to rotate to repair the grinding wheel 6.

[0041] After long-term use of the present utility model, the grinding wheel 6 will be worn due to long-term grinding. The present utility model changes the grinding wheel 6 in two ways to extend the service life of the grinding wheel 6:

[0042] 1. Adjust the distance and position between the wire stripping pliers on the material turning fixture 8 and the grinding wheel 6 through the first lead screw mechanism 10, and actively change the feed amount to ensure the grinding and forming effect of the wire stripping pliers.

[0043] 2. Drive the grinding wheel dresser 703 on the bottom plate 701 to approach and move away from the grinding wheel 6 through the third lead screw mechanism, and the drive motor 705 drives the grinding wheel dresser 703 to repair the grinding wheel 6, thereby extending the service life of the grinding wheel 6.

[0044] By adjusting the positions of the material turning fixture 8 and the grinding wheel dressing device 7, the present utility model can ensure the quality of the grinding slot of the wire stripping pliers and extend the service life of the grinding wheel 6.

[0045] Embodiment 1:

[0046] The pneumatic suction cup 502 of the feeding transverse module 5 sucks the wire stripping pliers, and the feeding transverse module 5 moves the wire stripping pliers to the material positioning mechanism 4 for re-precise positioning. A pushing block 405 is installed at the telescopic end of the first cylinder 404. One side of the first limiting block 402 and the second limiting block 403 is an arc-shaped for fitting the wire stripping pliers. The first cylinder 404 works to drive the pushing block 405 to push the wire stripping pliers close to the first limiting block 402 and the second limiting block 403 to complete the precise limiting of the wire stripping pliers. The wire stripping pliers are moved to the wire stripping pliers limiting plate 803 through the multi-axis feeding module 9, and the pneumatic clamping block 804 limits and clamps the wire stripping pliers. The reversing motor 802 works to rotate the wire stripping pliers limiting plate 803 and the wire stripping pliers. Through the work of the first lead screw mechanism 10, the connecting frame 801 is made to approach the grinding wheel 6, and the grinding wheel 6 rotates to grind the wire stripping groove of the wire stripping pliers.

[0047] Embodiment 2:

[0048] After long-term use of the present utility model, the grinding wheel 6 will be worn due to long-term grinding. The third lead screw mechanism drives the grinding wheel dresser 703 on the bottom plate 701 to approach and move away from the grinding wheel 6. The drive motor 705 works to drive the active pulley 706 to rotate, drives the driven pulley 704 to rotate through the belt, and drives the grinding wheel dresser 703 on the rotating shaft 702 to rotate. The grinding wheel dresser 703 repairs the grinding wheel 6 to extend the service life of the grinding wheel 6. And by adjusting the distance and position between the wire stripping pliers on the material turning fixture 8 and the grinding wheel 6 through the first lead screw mechanism 10, the feed amount is actively changed to ensure the grinding and forming effect of the wire stripping pliers.

[0049] The above description of the present utility model and its implementation manners is not restrictive. What is shown throughout the text is only one of the implementation manners of the present utility model, and the actual structure is not limited thereto. In summary, if those of ordinary skill in the art are inspired by it and, without departing from the gist of the creation of the present utility model, design similar structural manners and embodiments to this technical solution without creative efforts, they shall fall within the protection scope of the present utility model.

Claims

1. A wire stripping pliers blade automatic forming and processing grinding machine, characterized in that, It includes a machine tool base (1) and a material rotating platform (2) on one side of the machine tool base (1); A rotating material rack (3) for storing wire stripping pliers and a material positioning mechanism (4) are installed on the material rotating platform (2). A feeding transverse module (5) for moving the wire stripping pliers in the rotating material rack (3) into the material positioning mechanism (4) is installed on one side of the material positioning mechanism (4); A grinding wheel (6) for grinding wire stripping pliers is installed on the machine tool base (1). A grinding wheel dressing device (7) and a material turning fixture (8) are respectively installed on both sides of the grinding wheel (6). A first lead screw mechanism (10) for driving the material turning fixture (8) to move is installed on the machine tool base (1); A multi-axis feeding module (9) for moving the wire stripping pliers in the material positioning mechanism (4) into the material turning fixture (8) is installed on one side of the material turning fixture (8).

2. The automatic forming and processing grinder for the stripping pliers blade according to claim 1, wherein: The rotating material rack (3) includes a rotatable rotating disk (301). A plurality of groups of limit frames (302) for storing wire stripping pliers are installed on the rotating disk (301). The limit frame (302) includes a first limit plate (303) and a second limit plate (304) arranged on the rotating disk (301), and the wire stripping pliers are placed between the first limit plate (303) and the second limit plate (304).

3. The automatic forming and processing grinding machine for the cutting edge of a wire stripper according to claim 1, characterized in that: The material positioning mechanism (4) includes a support frame (401) installed on the material rotating platform (2). A first limit block (402) and a second limit block (403) are installed on the support frame (401). A first cylinder (404) is installed on the support frame (401), and a pushing block (405) is installed at the telescopic end of the first cylinder (404).

4. The automatic forming and processing grinder for the stripping pliers blade according to claim 1, wherein: The feeding transverse module (5) includes a second lead screw mechanism (503) arranged on the support frame (401), and a second cylinder (501) is installed at the moving end of the second lead screw mechanism (503).

5. The automatic forming and processing grinder for the stripping pliers blade according to claim 4, wherein: A pneumatic suction cup (502) capable of sucking the wire stripping pliers is installed at the telescopic end of the second cylinder (501).

6. The automatic forming and processing grinder for the cutting edge of a wire stripper according to claim 1, wherein: The material turning fixture (8) is installed on a connecting frame (801) at the moving end of the first lead screw mechanism (10). A reverse motor (802) is installed on one side of the connecting frame (801). The output shaft of the reverse motor (802) is connected to the connecting frame (801) through a bearing, and a wire stripping plier limit plate (803) is installed outside the output shaft of the reverse motor (802).

7. The automatic forming and processing grinder for the stripping pliers blade according to claim 6, characterized in that: A pneumatic clamping block (804) for clamping the wire stripping pliers is installed on the wire stripping plier limit plate (803).

8. The automatic forming and processing grinding machine for the stripping pliers blade according to claim 1, wherein: The grinding wheel dressing device (7) includes a third lead screw mechanism arranged on the machine tool base (1). A bottom plate (701) is installed at the moving end of the third lead screw mechanism. A rotating shaft (702) is connected to the bottom plate (701) through a bearing seat. A grinding wheel dressing wheel (703) and a driven belt pulley (704) are connected to the outside of the rotating shaft (702). A driving motor (705) is installed on one side of the bottom plate (701), and a driving belt pulley (706) is installed at the rotating end of the driving motor (705). The driven belt pulley (704) and the driving belt pulley (706) are connected by a belt.

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