CN218110437U - Precision feeding mechanism of grinding machine - Google Patents

Abstract

The utility model discloses a grinding machine precision mechanism, which comprises a top plate, a precision device is arranged above the top plate, and the precision device includes a slide bar, both ends of the two slide bars are fixedly connected with the top plate, and the two ends The outer wall of the slide rod is slidably connected with a frame, the outer wall of the frame is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a worm, and the worm is meshed and connected with a worm wheel, and the worm wheel is fixedly connected with the outer wall of the threaded cylinder. The threaded barrel and the outer walls at both ends of the worm are connected to the frame through bearings for rotation, the threaded barrel is threaded with the outer wall of the screw, and the two ends of the screw are fixedly connected with the top plate. The advanced mechanism of the grinding machine, through the cooperation between the motor, worm, worm wheel, threaded cylinder, frame, screw and slide rod, the motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the threaded cylinder to rotate, the threaded cylinder rotates on the outer wall of the screw, and the thread The barrel drives the frame to slide on the outer wall of the slide bar, and the frame drives the bottom plate to move.

Description

A Grinding Machine Refining Mechanism

technical field

The utility model relates to the field of precision technology, in particular to a grinding machine precision mechanism.

Background technique

A grinder is a machine tool that uses abrasive tools to grind the surface of a workpiece. Most grinders use high-speed rotating grinding wheels for grinding, and a few use other abrasive tools such as oil stones, abrasive belts, and free abrasives for processing, such as honing. machine, ultra-finishing machine tool, abrasive belt grinder, grinding machine and polishing machine, etc. The grinding machine can process materials with high hardness, such as hardened steel, hard alloy, etc.; it can also process brittle materials, such as glass, granite, The grinding machine can be used for grinding with high precision and small surface roughness, and can also perform high-efficiency grinding, such as powerful grinding, etc. The grinding machine of the prior art is not convenient for accurate feeding of the workpiece when in use, and it is not convenient to The workpiece is fixed.

Utility model content

The purpose of this utility model is to provide a grinding machine fine-feeding mechanism to solve the problem that it is inconvenient to carry out precise feeding of workpieces raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a grinder precision mechanism, including a top plate, a precision device is arranged above the top plate, and the precision device includes a slide bar, the two ends of the two slide bars are It is fixedly connected with the top plate, the outer walls of the two slide rods are slidingly connected with a frame, the outer wall of the frame is fixed with a motor, the output shaft of the motor is fixed with a worm, and the worm is meshed with the worm wheel, and the worm wheel It is fixedly connected to the outer wall of the threaded cylinder, the outer wall of the threaded cylinder and the two ends of the worm are connected to the frame through bearings, the threaded cylinder is threaded with the outer wall of the screw, and the two ends of the screw are fixedly connected with the top plate.

Preferably, a bottom plate is fixed above the frame.

Preferably, a fixing device is provided above the bottom plate;

The fixing device includes a clamping rod, a second hydraulic cylinder, a rack and a pinion;

The second hydraulic cylinder is fixedly connected to the surface of the bottom plate, the hydraulic rod of the second hydraulic cylinder is fixedly connected to a rack, the outer wall of the rack is slidably connected to the bottom plate, and both sides of the rack are meshed and connected to each other. The two gears are rotatably connected to the bottom plate through bearings, and clamping rods are fixedly connected to the surfaces of the gears.

Preferably, a rubber block is fixedly attached to the outer wall of the clamping rod.

Preferably, a base is provided under the top plate.

Compared with the prior art, the beneficial effect of the utility model is: the precision mechanism of the grinding machine, through the cooperation between the motor, worm, worm gear, threaded cylinder, frame, screw and slide rod, the motor drives the worm to rotate, and the worm drives the worm to rotate , the worm wheel drives the threaded cylinder to rotate, the threaded cylinder rotates on the outer wall of the screw, the threaded cylinder drives the frame to slide on the outer wall of the slide rod, and the frame drives the bottom plate to move, which solves the problem that it is not convenient to accurately feed the workpiece;

Through the cooperation between the clamp rod, the second hydraulic cylinder, the rack and the gear, the second hydraulic cylinder drives the rack to slide, the rack drives the two gears to rotate, the gear drives the splint to move, and the two clamp rods cooperate with the rubber block Fixing the workpiece solves the problem of inconvenient fixing of the workpiece.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a sectional view of the utility model;

Fig. 3 is a structural schematic diagram of the joint of the clamping rod, the second hydraulic cylinder and the rack in Fig. 1;

Fig. 4 is a structural schematic diagram of the joints of the motor, worm and worm gear in Fig. 1 .

Among the figure: 1, top plate, 2, base, 3, precision device, 301, motor, 302, worm screw, 303, worm wheel, 304, threaded cylinder, 305, frame, 306, screw rod, 307, slide rod, 4, lifting device , 401, the first hydraulic cylinder, 402, the first roller, 403, the first pole, 404, the second pole, 405, the second roller, 5, the fixing device, 501, the clamp rod, 502, the second hydraulic cylinder , 503, rack, 504, gear, 6, rubber block, 7, base plate.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a grinder precision mechanism, including a top plate 1, a base 2 is arranged below the top plate 1, a precision device 3 is arranged above the top plate 1, and the precision device 3 includes a slide Rod 307, both ends of the two sliding rods 307 are fixedly connected with the top plate 1, the outer walls of the two sliding rods 307 are slidingly connected with the frame 305, and the outer wall of the frame 305 is fixedly connected with the motor 301, the model of the motor 301 is selected according to the actual use , to meet the needs of the work, the output shaft of the motor 301 is fixedly connected with the worm 302, the motor 301 drives the worm 302 to rotate, the worm 302 is meshed with the worm wheel 303, and the worm 302 drives the worm wheel 303 to rotate, and the worm wheel 303 is fixed on the outer wall of the threaded cylinder 304 , the worm 303 drives the threaded cylinder 304 to rotate, the outer walls of the threaded cylinder 304 and the two ends of the worm 302 are connected to the frame 305 through bearings, the threaded cylinder 304 is threadedly connected with the outer wall of the screw 306, the threaded cylinder 304 moves on the outer wall of the screw 306, and the two ends of the screw 306 The end is fixedly connected with the top plate 1, the bottom plate 7 is fixedly connected above the frame 305, and the frame 305 drives the bottom plate 7 to move, through the motor 301, the worm 302, the worm wheel 303, the threaded cylinder 304, the frame 305, the screw rod 306 and the slide rod 307. Cooperate, the motor 301 drives the worm 302 to rotate, the worm 302 drives the worm wheel 303 to rotate, the worm wheel 303 drives the threaded cylinder 304 to rotate, the threaded cylinder 304 rotates on the outer wall of the screw 306, because the screw 306 is fixedly connected with the top plate 1, so the threaded cylinder 304 can be rotated on the screw 306 The outer wall moves left and right, the threaded cylinder 304 drives the frame 305 to slide on the outer wall of the slide bar 307, the frame 305 drives the bottom plate 7 to move, and the top plate 7 drives the fixing device 5 to move, and then drives the workpiece to carry out fine movement, which solves the inconvenience of precise feeding of the workpiece The problem.

The top of the base plate 7 is provided with a fixing device 5, the fixing device 5 includes a clamp rod 501, a second hydraulic cylinder 502, a rack 503 and a gear 504, the second hydraulic cylinder 502 is fixed on the surface of the base plate 7, and the second hydraulic cylinder 502 The hydraulic rod is fixedly connected with a rack 503, the second hydraulic cylinder 502 drives the rack 503 to slide, the outer wall of the rack 503 is slidingly connected with the bottom plate 7, and both sides of the rack 503 are meshed with a gear 504, and the rack 503 drives two The gear 504 rotates, and the two gears 504 are connected to the bottom plate 7 through bearings. The surface of the gear 504 is fixedly connected with a clamping rod 501, and the gear 504 drives the clamping rod 501 to move. The outer wall of the clamping rod 501 is fixedly connected with a rubber block 6. 6 Increase the friction between the clamp rod 501 and the workpiece, through the cooperation between the clamp rod 501, the second hydraulic cylinder 502, the rack 503 and the gear 504, the second hydraulic cylinder 502 drives the rack 503 to slide, and the rack 503 drives the two A gear 504 rotates, the gear 504 drives the splint 501 to move, and the two clamp bars 501 fix the workpiece under the cooperation of the rubber block 6, which solves the problem that the workpiece is not easy to fix.

A lifting device 4 is provided above the base 2. The lifting device 4 includes a first hydraulic cylinder 401, a first roller 402, a first pole 403, a second pole 404 and a second roller 405. The first hydraulic cylinder 401 is fixed on the On the upper surface of the base 2, the hydraulic rod of the first hydraulic cylinder 401 is rotationally connected with the first roller 402 and the first pole 403 through a pin shaft, and the first hydraulic cylinder 401 drives the first roller 402 and the first pole 403 to move. The outer wall of a roller 402 is attached to the base 2, the other end of the first pole 403 is rotationally connected with the top plate 1 through a pin shaft, and the middle position of the first pole 403 and the second pole 404 is rotationally connected through a pin shaft. The pole 403 drives the second pole 404 to move. One end of the second pole 404 is connected to the base 2 through a pin shaft, and the other end of the second pole 404 is connected to a second roller 405 through a pin shaft. 404 drives the second roller 405 to move, the outer wall of the roller 405 is attached to the top plate 1, the roller 405 and the first pole 403 drive the top plate 1 to move, through the first hydraulic cylinder 401, the first roller 402, the first pole 403, the first The cooperation between the two poles 404 and the second roller 405, the first hydraulic cylinder 401 drives the first pole 403 and the first roller 402 to move, the first pole 403 drives the second pole 404 to move, the second pole 404 The second roller 405 is driven to move, and the cooperation between the second roller 405 and the first pole 403 drives the top plate 1 to move, and the top plate 1 drives the workpiece to move through the precision device 3 and the fixing device 5, which solves the problem that it is inconvenient to adjust the height of the workpiece.

working principle:

When using this device, the workpiece to be polished is placed between the two clamp bars 501, the second hydraulic cylinder 502 is activated, the second hydraulic cylinder 502 drives the rack 503 to slide, the rack 503 drives two gears 504 to rotate, and the gear 504 The splint 501 is driven to move, and the two clamp rods 501 fix the workpiece under the cooperation of the rubber block 6. When the workpiece needs to be moved, the motor 301 is started, the motor 301 drives the worm 302 to rotate, the worm 302 drives the worm wheel 303 to rotate, and the worm wheel 303 drives The threaded barrel 304 rotates, and the threaded barrel 304 rotates on the outer wall of the screw rod 306. Since the screw rod 306 is fixedly connected with the top plate 1, the threaded barrel 304 can move left and right on the outer wall of the screw rod 306. The threaded barrel 304 drives the frame 305 to slide on the outer wall of the slide bar 307, and the frame 305 drives the bottom plate 7 to move, and the top plate 7 drives the fixing device 5 to move, and then drives the workpiece to perform fine movement. When the height of the workpiece needs to be adjusted, start the first hydraulic cylinder 401, and the first hydraulic cylinder 401 drives the first support rod 403 and the first The roller 402 moves, the first pole 403 drives the second pole 404 to move, the second pole 404 drives the second roller 405 to move, the cooperation between the second roller 405 and the first pole 403 drives the top plate 1 to move, and the top plate 1 passes through The device 3 and the fixing device 5 drive the workpiece to move, and when it is adjusted to a suitable height, close the first hydraulic cylinder 401, and use a grinding machine to process the workpiece.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A grinding machine fine-advancing mechanism comprises a top plate (1), and is characterized in that: the top of roof (1) is provided with smart device (3), smart device (3) are including slide bar (307), two the both ends of slide bar (307) all link to each other with roof (1) is fixed, two the outer wall of slide bar (307) slides and links to each other has frame (305), the outer wall rigid coupling of frame (305) has motor (301), the output shaft rigid coupling of motor (301) has worm (302), worm (302) link to each other with worm wheel (303) meshing, worm wheel (303) rigid coupling is at the outer wall of screw thread section of thick bamboo (304), the outer wall at screw thread section of thick bamboo (304) and worm (302) both ends passes through bearing and frame (305) and rotates and link to each other, the outer wall threaded connection of screw thread section of thick bamboo (304) and screw rod (306), the both ends of screw rod (306) are fixed continuous with roof (1).

2. A machine tool refinement apparatus as claimed in claim 1, characterised in that: a bottom plate (7) is fixedly connected above the frame (305).

3. A grinder refinement apparatus as claimed in claim 2, characterised in that: a fixing device (5) is arranged above the bottom plate (7);

the fixing device (5) comprises a clamping rod (501), a second hydraulic cylinder (502), a rack (503) and a gear (504);

second pneumatic cylinder (502) rigid coupling is on the surface of bottom plate (7), the hydraulic stem rigid coupling of second pneumatic cylinder (502) has rack (503), the outer wall and bottom plate (7) of rack (503) slide and link to each other, the both sides of rack (503) all mesh and link to each other gear (504), two gear (504) all rotate with bottom plate (7) through the bearing and link to each other, the surface rigid coupling of gear (504) has clamping bar (501).

4. A machine tool refinement apparatus as claimed in claim 3, characterised in that: the outer wall of the clamping rod (501) is fixedly connected with a rubber block (6).

5. A machine tool refinement apparatus as claimed in claim 1, characterised in that: a base (2) is arranged below the top plate (1).

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