Numerical control vertical grinding machine

Abstract

The utility model belongs to the technical field of vertical grinding machines, and particularly discloses a numerical control vertical grinding machine which comprises a grinding machine body, a base is rotationally connected in the grinding machine body, a moving groove extending to the outside of the base is formed in the base, the section of the moving groove is in a U shape, and two symmetrical positioning frames are connected in the moving groove in a sliding mode. A rotating shaft is rotatably connected to one side of the base, one end of the rotating shaft rotatably penetrates through the interior of the bottom frame and extends to the exterior of the bottom frame, a fixing groove is formed in the outer face of the rotating shaft, and a connecting plate is fixedly connected to one side of the bottom frame. And after the base rotates to a certain angle, an L-shaped fixing frame is loosened by a worker, and the L-shaped fixing frame slides into a fixing groove through resetting of a spring, so that the positions of the rotating shaft and the base are fixed, and the angle of the workpiece is more convenient to adjust.

Description

Technical Field

[0001] The utility model relates to the technical field of vertical grinding machines, in particular to a numerical control vertical grinding machine. Background Technique

[0002] Numerical control machine tools are the product of the combination of information technology and mechanical manufacturing technology, representing the technical level and development trend of modern basic machinery. Along with the vigorous development of high-tech, and in order to accelerate the development of the numerical control machine tool industry and better meet the national economic development, numerical control machine tools and machining centers with higher performance and precision are needed.

[0003] After consulting the literature, it is known that the currently existing and publicly disclosed patent: CN218312443U discloses a numerical control vertical surface grinding machine with an automatically compensated grinding wheel. By providing a connecting seat, a fixing block, a groove, a workpiece, a spring, and a limiting plate, the bottom end of the fixing block is fixedly connected to the top end of the connecting seat, and the limiting plate is used to squeeze the spring to contract, so that the bottom end of the connecting block is slidably connected to the top end of the base, facilitating the horizontal adjustment of the position of the workpiece.

[0004] However, the following problems will still occur during the use of this solution: Since the angle of the workpiece in the device cannot be adjusted after positioning, when the device processes some special-shaped workpieces, such as workpieces with a pentagonal cross-section, the device cannot grind the inclined surface of the workpiece well, thus reducing the adaptation range of the device to a certain extent and making the quality of workpiece processing not guaranteed. In view of the above situation, technological innovation is carried out on the basis of the existing device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a numerical control vertical grinding machine to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A numerical control vertical grinding machine includes a grinding machine body. The inside of the grinding machine body is rotatably connected with a base. A moving groove extending to the outside of the base is opened inside the base. The cross-section of the moving groove is in a U shape. Two symmetrical positioning frames are slidably connected inside the moving groove. One side of the base is rotatably connected with a rotating shaft. One end of the rotating shaft rotatably penetrates through the inside of the bottom frame and extends to the outside of the bottom frame. A fixing groove is opened on the outside of the rotating shaft. One side of the bottom frame is fixedly connected with a connecting plate. A power groove extending to the outside of the connecting plate is opened inside the connecting plate. An L-shaped fixing frame is slidably connected inside the power groove. The cross-sections of the L-shaped fixing frame and the power groove are both in an L shape. The side of the L-shaped fixing frame close to the fixing groove is inserted into the inside of the fixing groove. One end of the rotating shaft is fixedly connected with a handle.

[0007] Preferably, a sliding groove communicating with the inside of the bottom frame is opened on one side of the bottom frame, and a collecting box is slidably connected inside the sliding groove.

[0008] Preferably, both the front and rear sides of the base are provided with slag discharge grooves, the interior of the slag discharge groove is connected with the interior of the movable groove, and the lower surface of the interior of the slag discharge groove is an inclined surface.

[0009] Preferably, the movable groove is internally rotatably connected with a threaded rod extending to the outside of the base, and the surface of the threaded rod is provided with two opposite threads starting from its center, and the surface of the threaded rod is connected to the internal threads of the positioning frame, and the two positioning frames are respectively arranged on the two opposite threads on the surface of the threaded rod.

[0010] Preferably, two symmetrical arc grooves are provided on a side of the bottom frame away from the rotation axis, and rubber layers are provided on opposite sides of the two positioning frames.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The CNC vertical grinder drives the rotating shaft and the base to rotate through the handle, so that the inclination angle of the workpiece on the top of the base can be adjusted. When the base is rotated to a certain angle, the staff loosens the L-shaped fixing frame, and the spring resets the L-shaped fixing frame to slide into the inside of the fixing groove, thereby fixing the position of the rotating shaft and the base, and making the angle adjustment of the workpiece more convenient, so that the device can grind different angles of the workpiece, so that the adaptability of the device is improved to a certain extent, and the quality of workpiece grinding is guaranteed to a certain extent, so that the staff can use the device more conveniently.

[0013] 2. In this CNC vertical grinder, the threaded rod can make the two positioning frames move relative to each other through the cooperation of the two opposite threads on its surface and the moving groove, and the two positioning frames can clamp and fix the workpiece. At the same time, through the relative movement of the two positioning frames, the device can clamp and fix workpieces of different sizes, so that the use range of the device is improved to a certain extent, and the device can clamp and fix the workpiece more conveniently, so that the workpiece can be ground more smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a CNC vertical grinding machine of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the bottom frame of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the base of the utility model;

[0017] Figure 4 It is a cross-sectional structural schematic diagram of the base of the utility model;

[0018] Figure 5 For this utility model Figure 4 Schematic enlarged structure diagram of A.

[0019] In the figure: 1. Grinding machine body; 2. Bottom frame; 3. Base; 4. Moving groove; 5. Positioning frame; 6. Threaded rod; 7. Rotating shaft; 8. Slag discharge groove; 9. Collection box; 10. Chute; 11. Connecting plate; 12. Power groove; 13. Spring; 14. L-shaped fixing frame; 15. Fixing groove; 16. Handle; 17. Rubber layer; 18. Arc groove. Specific implementation mode

[0020] Please refer to Figure 1-5 , the present utility model provides a technical solution: a numerically controlled vertical grinding machine, including a grinding machine body 1, the inside of the grinding machine body 1 is rotationally connected with a base 3, the inside of the base 3 is provided with a moving groove 4 extending to the outside of the base 3, the cross-section of the moving groove 4 is U-shaped, and two symmetrical positioning frames 5 are slidably connected inside the moving groove 4. Through the relative movement of the two positioning frames 5, the workpiece can be positioned and fixed, and the grinding machine body 1 can grind the workpiece. One side of the base 3 is rotationally connected with a rotating shaft 7, one end of the rotating shaft 7 rotates through the inside of the bottom frame 2 and extends to the outside of the bottom frame 2, and a fixing groove 15 is provided on the outside of the rotating shaft 7. The number of the fixing grooves 15 is multiple, and the multiple fixing grooves 15 are equidistantly arranged on the rotating shaft 7 in a circular array. One side of the bottom frame 2 is fixedly connected with a connecting plate 11, and a power groove 12 extending to the outside of the connecting plate 11 is provided inside the connecting plate 11. An L-shaped fixing frame 14 is slidably connected inside the power groove 12. The cross-sections of the L-shaped fixing frame 14 and the power groove 12 are both L-shaped. One side of the L-shaped fixing frame 14 close to the fixing groove 15 is inserted into the inside of the fixing groove 15. The L-shaped fixing frame 14 can slide into and out of the inside of the fixing groove 15, and one end of the rotating shaft 7 is fixedly connected with a handle 16.

[0021] Furthermore, a chute 10 communicating with the inside of the bottom frame 2 is provided on one side of the bottom frame 2, and a collection box 9 is slidably connected inside the chute 10. The collection box 9 can collect the waste residue.

[0022] Furthermore, slag discharge grooves 8 are provided on both the front and rear sides of the base 3, the inside of the slag discharge grooves 8 communicates with the inside of the moving groove 4, and the lower surface inside the slag discharge grooves 8 is an inclined surface. Through the slag discharge grooves 8, the waste residue entering the inside of the moving groove 4 can fall into the inside of the collection box 9 more smoothly for collection.

[0023] The staff makes the L-shaped fixing frame 14 slide downward out of the fixing groove 15, and after the spring 13 is compressed, the fixing of the rotating shaft 7 is released, and the staff drives the rotating shaft 7 and the base 3 to rotate through the handle 16, so that the inclination angle of the workpiece on the top of the base 3 is adjusted. When the base 3 is rotated to a certain angle, the staff loosens the L-shaped fixing frame 14, and the spring 13 is reset to make the L-shaped fixing frame 14 slide into the fixing groove 15, so that the position of the rotating shaft 7 and the base 3 is fixed, and the angle adjustment of the workpiece is more convenient, so that the device can grind different angles of the workpiece, so that the adaptability of the device is improved to a certain extent, and the quality of the workpiece grinding is guaranteed to a certain extent, so that the staff can use the device more conveniently.

[0024] Furthermore, the movable groove 4 is internally rotatably connected with a threaded rod 6 extending to the outside of the base 3. The surface of the threaded rod 6 is provided with two opposite threads starting from its center. The surface of the threaded rod 6 is connected to the internal threads of the positioning frame 5. The two positioning frames 5 are respectively arranged on the two opposite threads on the surface of the threaded rod 6. The threaded rod 6 can make the two positioning frames 5 move relative to each other through the cooperation of the two opposite threads on its surface with the movable groove 4.

[0025] Furthermore, two symmetrical arc grooves 18 are provided on one side of the bottom frame 2 away from the rotating shaft 7. The interior of the arc groove 18 is connected to the interior of the bottom frame 2. The threaded rod 6 can move inside the arc groove 18. Through the arc groove 18, the threaded rod 6 will not hinder the rotation of the base 3 during the rotation of the base 3.

[0026] Furthermore, rubber layers 17 are provided on opposite sides of the two positioning frames 5 , and the rubber layers 17 can provide a certain degree of protection for the workpiece.

[0027] After the staff places the workpiece on the top of the base 3, the staff rotates the threaded rod 6 so that the two opposite threads on the surface of the threaded rod 6 cooperate with the movable groove 4, so that the two positioning frames 5 can move relative to each other and the two positioning frames 5 can clamp and fix the workpiece. At the same time, through the relative movement of the two positioning frames 5, the device can clamp and fix workpieces of different sizes, which improves the use range of the device to a certain extent, and makes it more convenient to clamp and fix the workpiece, so that the workpiece can be polished more smoothly.

[0028] Working principle: For this type of CNC vertical grinding machine, the staff first places the workpiece on the top of the base 3, and then rotates the threaded rod 6, so that the two opposite threads on the surface of the threaded rod 6 cooperate with the moving groove 4, so that the two positioning frames 5 can move relative to each other, and the two positioning frames 5 can clamp and fix the workpiece. At the same time, through the relative movement of the two positioning frames 5, the device can clamp and fix workpieces of different sizes. The staff makes the L-shaped fixing frame 14 slide downward out of the fixing groove 15, and the spring 13 is compressed to make the rotating The fixation of the shaft 7 is released, so that the staff can drive the rotating shaft 7 and the base 3 to rotate through the handle 16, so that the inclination angle of the workpiece on the top of the base 3 can be adjusted. When the base 3 is rotated to a certain angle, the staff loosens the L-shaped fixing frame 14, and the spring 13 is reset to make the L-shaped fixing frame 14 slide into the inside of the fixing groove 15, so as to fix the position of the rotating shaft 7 and the base 3, and make the angle adjustment of the workpiece more convenient, so that the device can grind the workpiece at different angles. The staff starts the grinder body 1, and the grinder body 1 can grind the workpiece.

[0029] 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

1. A CNC vertical grinding machine, comprising a grinding machine body (1), characterized in that: Inside the grinding machine body (1), there is a base (3) rotatably connected. Inside the base (3), there is a moving groove (4) extending to the outside of the base (3). The cross-section of the moving groove (4) is in a U-shape. Inside the moving groove (4), there are two symmetric positioning frames (5) slidably connected. On one side of the base (3), there is a rotating shaft (7) rotatably connected. One end of the rotating shaft (7) rotatably penetrates the inside of the bottom frame (2) and extends to the outside of the bottom frame (2). On the outer surface of the rotating shaft (7), there is a fixing groove (15). On one side of the bottom frame (2), there is a connecting plate (11) fixedly connected. Inside the connecting plate (11), there is a power groove (12) extending to the outside of the connecting plate (11). Inside the power groove (12), there is an L-shaped fixing frame (14) slidably connected. The cross-sections of both the L-shaped fixing frame (14) and the power groove (12) are in an L-shape. One side of the L-shaped fixing frame (14) close to the fixing groove (15) is inserted into the inside of the fixing groove (15).

2. A CNC vertical grinding machine according to claim 1, characterized in that: One end of the rotating shaft (7) is fixedly connected with a handle (16).

3. A CNC vertical grinding machine according to claim 1, characterized in that: On one side of the bottom frame (2), there is a sliding groove (10) communicating with the inside of the bottom frame (2). Inside the sliding groove (10), there is a collection box (9) slidably connected.

4. A CNC vertical grinding machine according to claim 1, characterized in that: On the front and rear sides of the base (3), there are slag discharge grooves (8) opened. The inside of the slag discharge grooves (8) communicates with the inside of the moving groove (4).

5. A CNC vertical grinding machine according to claim 4, characterized in that: The lower surface inside the slag discharge groove (8) is an inclined surface.

6. The CNC vertical grinding machine according to claim 1, characterized in that: Inside the moving groove (4), there is a threaded rod (6) rotatably connected and extending to the outside of the base (3). On the surface of the threaded rod (6), starting from its center, there are two opposite threads. The surface of the threaded rod (6) is threadedly connected with the inside of the positioning frame (5). The two positioning frames (5) are respectively arranged on the two opposite threads on the surface of the threaded rod (6).

7. The CNC vertical grinding machine according to claim 1, characterized in that: On the side of the bottom frame (2) away from the rotating shaft (7), there are two symmetric arc-shaped grooves (18) opened.

8. The CNC vertical grinding machine according to claim 1, characterized in that: On the opposite sides of the two positioning frames (5), there are rubber layers (17) provided.

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