Quick clamping type grinding device for valve ball machining

Abstract

The utility model provides a quick clamping type polishing device for valve ball machining, and relates to the technical field of polishing devices.The quick clamping type polishing device comprises a polishing machine, one side of the polishing machine is connected with a sliding frame in a sliding mode, one side of the sliding frame is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with an electric telescopic rod; one end of the electric telescopic rod is connected with one side of the sliding frame in a penetrating mode, the limiting adjusting device is arranged, when the grinding machine is used for grinding the surface of the valve ball, the valve ball is rotated at a constant speed through the limiting adjusting device, the uniform grinding effect can be achieved, the precision of the valve ball is improved, the grinding efficiency is improved, and the service life of the valve ball is prolonged. And when the valve ball needs to be adjusted in the other direction, the surface of the valve ball in the other direction can be ground only by rotating the rotating frame to a certain angle on the screw hole frame and clamping the clamping rod into the clamping hole and the inner wall of the circular groove for limiting, operation is easy and convenient, and the grinding working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to a quick clamping type grinding device for valve ball processing. Background Art

[0002] The grinding device is a device used to grind the surface of the valve ball during the production and processing of the valve ball.

[0003] The existing devices for grinding the valve ball mostly fix the ball valve core and then grind the outer wall of the valve ball in a circumferential manner. The connection between the clamped workpiece and the valve ball is prone to grinding dead angles, and the staff is required to readjust the position of the valve ball after grinding and grind it again, which reduces the work efficiency of the valve ball grinding and affects the precision of the valve ball. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a quick clamping grinding device for valve ball processing.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a quick clamping grinding device for valve ball processing, including a grinder, a sliding frame is slidably connected to one side of the grinder, a first motor is fixedly connected to one side of the sliding frame, an output end of the first motor is fixedly connected to an electric telescopic rod, one end of the electric telescopic rod is connected to one side of the sliding frame, a grinding head is fixedly connected to the output end of the electric telescopic rod, a limit adjustment device is provided on one side of the grinder, the limit adjustment device includes a screw hole frame, a belt and a clamping rod, a detachable device is provided between the bottom of the screw hole frame and one side of the grinder, and the inner walls at both ends of the screw hole frame The cam is threadedly connected to the first and second ends of the belt, and the two ends of the belt are rotatably connected to each other with a clamping block, and several inner walls on one side of the clamping block are rotatably connected to ball bearings, and one side of the clamping block is fixedly connected to a first telescopic rod, and one end of the first telescopic rod is fixedly connected to one side of a screw hole frame, and several circular grooves are provided on one side of the screw hole frame, and a rotating frame is rotatably connected to one side of the screw hole frame, and a clamping hole is provided on one side of the rotating frame, and one end of the clamping rod is inserted into the inner walls of the circular groove and the clamping hole, and rollers are symmetrically penetrated and connected to the inner wall of the rotating frame, and the two ends of the inner wall of the belt are respectively sleeved on the outer surface of one end of two rollers, and one end of one of the rollers is fixedly connected to a second motor.

[0006] The effect achieved by the above components is: by setting the limit adjustment device, when using a grinder to grind the surface of the valve ball, the valve ball can be placed between the two rollers, and then the threaded rod is manually held to rotate it in the inner wall of the screw hole frame to a certain number of circles. Under the limiting action of the first telescopic rod, the two clamping blocks can be driven to move to a certain position in opposite directions, so that several balls on the clamping blocks abut against the surface of the valve ball to limit it. During grinding, the second motor can be started to drive one of the rollers to rotate on the rotating frame, and then the other roller is driven to rotate in the corresponding direction under the transmission action of the belt, so that the valve ball can be driven to rotate between the two clamping blocks, driving several The balls rotate. At this time, the driving mechanism inside the grinder is started to drive the sliding frame to slide to a certain position. The first motor is started to drive the electric telescopic rod and the grinding head to rotate. At the same time, the electric telescopic rod will drive the grinding head to move downward to a certain position to abut on the surface of the valve ball for grinding. The valve ball is rotated at a uniform speed through the limit adjustment device, so that it can achieve a uniform grinding effect and improve the precision of the valve ball. When it is necessary to adjust the other direction, it is only necessary to rotate the rotating frame on the screw hole frame to a certain angle, and then limit the clamping rod into the clamping hole and the inner wall of the circular groove to grind the surface of the valve ball in the other direction. The operation is simple and the working efficiency of the grinding process is improved.

[0007] Preferably, a plurality of screw blocks are fixedly connected to the outer surface of one end of the threaded rod, and the plurality of screw blocks are arranged at equal distances.

[0008] The effect achieved by the above components is that by providing the twist block, the contact area of ​​one end of the threaded rod can be increased, making it easier to manually hold and twist it.

[0009] Preferably, a pull block is fixedly connected to one side of the clamping rod, and the longitudinal section of the pull block is in a semicircular arc shape.

[0010] The effect achieved by the above components is: by setting the pull block, when the card rod needs to be operated, it is convenient to manually hook one end of the card rod and then pull it, so as to facilitate the operation thereof.

[0011] Preferably, one end of the rotating roller is fixedly connected to a limiting block, and the limiting block is arranged at an end of the rotating roller away from the second motor.

[0012] The effect achieved by the above-mentioned components is that: by setting the limit block, one side of the belt can be limited, so that it is not easy to fall off the roller when driving the roller to rotate.

[0013] Preferably, the detachable device includes two blocks, a first slot is provided on one side of the grinder, one end of the screw hole rack is inserted in the inner wall of the first slot, a second slot is symmetrically provided on the inner wall of the first slot, a sliding groove is symmetrically provided on the bottom of the screw hole rack, the inner wall of the sliding groove is slidably connected to one side of the block, one end of the block is inserted in the inner wall of the second slot, a spring is fixedly connected to the inner wall of the sliding groove, and one end of the spring is fixedly connected to one side of the block.

[0014] The effect achieved by the above-mentioned components is: by setting up a detachable device, when the screw hole rack and the rotating rack need to be maintained and replaced, the two blocks can be manually pressed inward to a certain distance in the inner wall of the slide groove, so that one end of the block can slide out of the second slot, and then the screw hole rack can be pulled upward to pull one end of the screw hole rack out of the first slot, so that it can be removed from the grinder, making it easier to replace and maintain it.

[0015] Preferably, the longitudinal section of the clamping block is in a U-shape, and the length dimension of one end of the clamping block close to the rotating frame is longer than the length dimension of the other end.

[0016] The above components have the following effects: by setting the card block into a U shape, it can be easily installed and removed, so that one end of the card block protrudes from one side of the screw hole frame and is exposed outside the first card slot, which is easy to operate.

[0017] Preferably, a plurality of anti-slip strips are fixedly connected to one side of the block, and the anti-slip strips are made of rubber.

[0018] The effect achieved by the above components is that by providing the anti-slip strip, the contact friction force on one side of the block can be increased, so that when the block is pressed manually, it is not easy to slip manually.

[0019] Preferably, a second telescopic rod is fixedly connected to the inner wall of the slide groove, one end of the second telescopic rod is fixedly connected to one side of the clamping block, and the outer surface of the second telescopic rod is sleeved and connected to the inner wall of the spring.

[0020] The effect achieved by the above components is that by providing the second telescopic rod, the inner wall of the spring can be supported and reinforced, so that it is not easy to be damaged during use.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, by setting a limit adjustment device, when a grinder is used to grind the surface of the valve ball, the limit adjustment device is used to rotate the valve ball at a uniform speed, so that it can achieve a uniform grinding effect and improve the precision of the valve ball. When it is necessary to adjust the other direction, it is only necessary to rotate the rotating frame on the screw hole frame to a certain angle, and then limit the clamping rod by clamping it into the clamping hole and the inner wall of the circular groove, so that the surface of the valve ball in the other direction can be grinded. The operation is simple and the working efficiency of the grinding process is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a schematic diagram of the three-dimensional structure of the rotating frame of the utility model;

[0025] Figure 3 It is a schematic diagram of the three-dimensional structure of the screw hole frame of the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the grinding machine of the utility model.

[0027] Legend: 1. grinder; 2. limit adjustment device; 3. detachable device; 4. sliding frame; 5. first motor; 6. electric telescopic rod; 7. grinding head; 21. screw hole frame; 22. circular groove; 23. rotating frame; 24. clamping hole; 25. clamping rod; 26. roller; 27. belt; 28. second motor; 29. ​​threaded rod; 210. clamping block; 211. ball bearing; 212. first telescopic rod; 213. twisting block; 214. pulling block; 215. limit block; 31. first clamping slot; 32. second clamping slot; 33. slide slot; 34. spring; 35. clamping block; 36. anti-slip strip; 37. second telescopic rod. DETAILED DESCRIPTION

[0028] Embodiment 1, as Figure 1-4As shown, a quick clamping grinding device for valve ball processing includes a grinder 1, a sliding frame 4 is slidably connected to one side of the grinder 1, a first motor 5 is fixedly connected to one side of the sliding frame 4, an output end of the first motor 5 is fixedly connected to an electric telescopic rod 6, one end of the electric telescopic rod 6 is connected to one side of the sliding frame 4 through a penetration, and a grinding head 7 is fixedly connected to the output end of the electric telescopic rod 6. A limit adjustment device 2 is provided on one side of the grinder 1, and the limit adjustment device 2 includes a screw hole frame 21, a belt 27 and a clamping rod 25. A detachable device 3 is provided between the bottom of the screw hole frame 21 and one side of the grinder 1, and the inner walls of both ends of the screw hole frame 21 are threadedly connected to threaded rods 29, and one end of the threaded rod 29 is rotatably connected to the inner wall of the screw hole frame 21. A clamping block 210 is connected, and several inner walls on one side of the clamping block 210 are rotatably connected with ball bearings 211. A first telescopic rod 212 is fixedly connected to one side of the clamping block 210, and one end of the first telescopic rod 212 is fixedly connected to one side of the screw hole frame 21. Several circular grooves 22 are provided on one side of the screw hole frame 21. A rotating frame 23 is rotatably connected to one side of the screw hole frame 21. A clamping hole 24 is provided on one side of the rotating frame 23. One end of the clamping rod 25 is inserted into the inner walls of the circular groove 22 and the clamping hole 24. Rollers 26 are symmetrically penetrated and connected to the inner wall of the rotating frame 23. The two ends of the inner wall of the belt 27 are respectively sleeved on the outer surface of one end of the two rollers 26, and one end of one of the rollers 26 is fixedly connected to the second motor 28. When the grinding machine 1 is used to grind the surface of the valve ball, the valve ball can be placed between the two rollers 26, and then the threaded rod 29 is manually held to rotate it in the inner wall of the screw hole frame 21 for a certain number of turns. Under the limiting action of the first telescopic rod 212, the two clamping blocks 210 can be driven to move to a certain position in opposite directions, so that a plurality of balls 211 on the clamping blocks 210 abut against the surface of the valve ball to limit it. During grinding, the second motor 28 can be started to drive one of the rollers 26 to rotate on the rotating frame 23, and then the other roller 26 is driven to rotate in the corresponding direction under the transmission action of the belt 27, so that the valve ball can be driven to rotate between the two clamping blocks 210, driving a plurality of balls 211 Rotation occurs. At this time, after the driving mechanism inside the grinder 1 is started to drive the sliding frame 4 to slide to a certain position, the first motor 5 is started to drive the electric telescopic rod 6 and the grinding head 7 to rotate. At the same time, the electric telescopic rod 6 will drive the grinding head 7 to move downward to a certain position and abut against the surface of the valve ball for grinding processing. The valve ball is rotated at a uniform speed through the limit adjustment device 2, so that it can achieve a uniform grinding effect and improve the precision of the valve ball. When it is necessary to adjust the other direction, it is only necessary to rotate the rotating frame 23 on the screw hole frame 21 to a certain angle, and then the clamping rod 25 is clamped into the clamping hole 24 and the inner wall of the circular groove 22 to limit it, so that the surface of the valve ball in the other direction can be ground and processed. The operation is simple and the working efficiency of the grinding processing is improved.

[0029] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that a plurality of screw blocks 213 are fixedly connected to the outer surface of one end of the threaded rod 29, and the plurality of screw blocks 213 are arranged at equal distances. By providing the screw block 213, the contact area of ​​one end of the threaded rod 29 can be increased, so that it is convenient to manually hold and twist it. A pull block 214 is fixedly connected to one side of the clamping rod 25, and the longitudinal section of the pull block 214 is semicircular. By providing the pull block 214, when it is necessary to operate the clamping rod 25, it is convenient to manually hook one end of it and then pull it, so as to facilitate its operation.

[0030] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that one end of the roller 26 is fixedly connected to a limiting block 215, and the limiting block 215 is arranged at one end of the roller 26 away from the second motor 28. By setting the limiting block 215, one side of the belt 27 can be limited, so that it is not easy to fall off the roller 26 when driving the roller 26 to rotate.

[0031] Reference Figure 4 As shown, the present embodiment discloses that the detachable device 3 includes two blocks 35, a first slot 31 is provided on one side of the grinder 1, one end of the screw hole frame 21 is inserted into the inner wall of the first slot 31, the inner wall of the first slot 31 is symmetrically provided with a second slot 32, a slide slot 33 is symmetrically provided at the bottom of the screw hole frame 21, the inner wall of the slide slot 33 is slidably connected to one side of the block 35, one end of the block 35 is inserted into the inner wall of the second slot 32, the inner wall of the slide slot 33 is fixedly connected with a spring 34, one end of the spring 34 is fixedly connected to one side of the block 35. When the screw hole frame 21 and the rotating frame 23 need to be maintained and replaced, the two blocks 35 can be manually pressed inward to a certain distance in the inner wall of the slide slot 33, so that one end of the blocks 35 slides out of the second slot 32, and then the screw hole frame 21 is pulled upward to pull one end of the blocks out of the first slot 31, so that the blocks can be removed from the grinder 1, which is convenient for replacement and maintenance.

[0032] Reference Figure 4As shown, the embodiment discloses that the longitudinal section of the block 35 is in a U shape, and the length dimension of one end of the block 35 close to the rotating frame 23 is longer than the length dimension of the other end. By setting the block 35 in a U shape, it can be convenient to install and disassemble it, so that one end of it protrudes on one side of the screw hole frame 21 and is exposed outside the first slot 31, which is convenient for operation. One side of the block 35 is fixedly connected with a plurality of anti-slip strips 36, and the anti-slip strips 36 are made of rubber. By setting the anti-slip strips 36, the contact friction force on one side of the block 35 can be increased, so that when it is manually pressed, it is not easy to slip manually. The inner wall of the slide slot 33 is fixedly connected with a second telescopic rod 37, one end of the second telescopic rod 37 is fixedly connected to one side of the block 35, and the outer surface of the second telescopic rod 37 is sleeved and connected with the inner wall of the spring 34. By setting the second telescopic rod 37, the inner wall of the spring 34 can be supported and reinforced, so that it is not easy to be damaged when in use.

[0033] Working principle: when using the grinder 1 to grind the surface of the valve ball, the valve ball can be placed between the two rollers 26, and then the threaded rod 29 is manually held to rotate it in the inner wall of the screw hole frame 21 for a certain number of circles. Under the limiting action of the first telescopic rod 212, the two clamping blocks 210 can be driven to move to a certain position in the opposite direction, so that a number of balls 211 on the clamping blocks 210 abut against the surface of the valve ball to limit it. During grinding, the second motor 28 can be started to drive one of the rollers 26 to rotate on the rotating frame 23, and then the other roller 26 is driven to rotate in the corresponding direction under the transmission action of the belt 27, so that the valve ball can be driven to rotate between the two clamping blocks 210, driving a number of balls 211 on the clamping blocks 210. 11 rotates, at this time, after the driving mechanism inside the grinder 1 is started to drive the sliding frame 4 to slide to a certain position, the first motor 5 is started to drive the electric telescopic rod 6 and the grinding head 7 to rotate, and the electric telescopic rod 6 will drive the grinding head 7 to move downward to a certain position to abut on the surface of the valve ball for grinding processing. The valve ball is rotated at a uniform speed through the limit adjustment device 2, so that it can achieve a uniform grinding effect and improve the precision of the valve ball. When it is necessary to adjust the other direction, it is only necessary to rotate the rotating frame 23 on the screw hole frame 21 to a certain angle, and then the clamping rod 25 is clamped into the clamping hole 24 and the inner wall of the circular groove 22 to limit the position, so that the surface of the valve ball in the other direction can be ground and processed. The operation is simple and the working efficiency of the grinding processing is improved.

[0034] When the screw hole rack 21 and the rotating rack 23 need to be maintained or replaced, the two blocks 35 can be manually pressed inward to a certain distance in the inner wall of the slide groove 33, thereby causing the spring 34 and the second telescopic rod 37 to contract and slide one end of the screw hole rack 21 out of the second slot 32. Then, the screw hole rack 21 is pulled upward to pull one end of the screw hole rack out of the first slot 31, so that it can be removed from the grinder 1 for easy replacement and maintenance.

Claims

1. A quick clamping grinding device for valve ball processing, comprising a grinding machine (1), characterized in that: A sliding frame (4) is slidably connected to one side of the grinder (1), a first motor (5) is fixedly connected to one side of the sliding frame (4), an output end of the first motor (5) is fixedly connected to an electric telescopic rod (6), one end of the electric telescopic rod (6) is connected to one side of the sliding frame (4), and a grinding head (7) is fixedly connected to the output end of the electric telescopic rod (6). A limit adjustment device (2) is provided on one side of the grinder (1), the limit adjustment device (2) comprises a screw hole frame (21), a belt (27) and a clamping rod (25), a detachable device (3) is provided between the bottom of the screw hole frame (21) and one side of the grinder (1), the inner walls of both ends of the screw hole frame (21) are threadedly connected to threaded rods (29), one end of the threaded rod (29) is rotatably connected to a clamping block (210), and the clamping block (210) is rotatably connected to the inner wall of the screw hole frame (21). A plurality of inner walls on one side of the block (210) are rotatably connected to balls (211); a first telescopic rod (212) is fixedly connected to one side of the clamping block (210); one end of the first telescopic rod (212) is fixedly connected to one side of a screw hole frame (21); a plurality of circular grooves (22) are provided on one side of the screw hole frame (21); a rotating frame (23) is rotatably connected to one side of the screw hole frame (21); a clamping hole (24) is provided on one side of the rotating frame (23); one end of the clamping rod (25) is inserted into the inner walls of the circular groove (22) and the clamping hole (24); rollers (26) are symmetrically penetrated and connected to the inner wall of the rotating frame (23); the two ends of the inner wall of the belt (27) are respectively sleeved on the outer surface of one end of two rollers (26); one end of one of the rollers (26) is fixedly connected to a second motor (28).

2. The quick clamping grinding device for valve ball processing according to claim 1 is characterized in that: A plurality of screw blocks (213) are fixedly connected to the outer surface of one end of the threaded rod (29), and the plurality of screw blocks (213) are arranged at equal distances.

3. The quick clamping grinding device for valve ball processing according to claim 1 is characterized in that: A pull block (214) is fixedly connected to one side of the clamping rod (25), and the longitudinal section of the pull block (214) is in the shape of a semicircular arc.

4. The quick clamping grinding device for valve ball processing according to claim 1 is characterized in that: One end of the rotating roller (26) is fixedly connected to a limiting block (215), and the limiting block (215) is arranged at one end of the rotating roller (26) away from the second motor (28).

5. The quick clamping grinding device for valve ball processing according to claim 1 is characterized in that: The detachable device (3) comprises two clamping blocks (35), a first clamping groove (31) is provided on one side of the grinder (1), one end of the screw hole frame (21) is inserted into the inner wall of the first clamping groove (31), the inner wall of the first clamping groove (31) is symmetrically provided with a second clamping groove (32), a sliding groove (33) is symmetrically provided at the bottom of the screw hole frame (21), the inner wall of the sliding groove (33) is slidably connected to one side of the clamping block (35), one end of the clamping block (35) is inserted into the inner wall of the second clamping groove (32), the inner wall of the sliding groove (33) is fixedly connected with a spring (34), and one end of the spring (34) is fixedly connected to one side of the clamping block (35).

6. The quick clamping grinding device for valve ball processing according to claim 5 is characterized in that: The longitudinal section of the clamping block (35) is in a U shape, and the length dimension of one end of the clamping block (35) close to the rotating frame (23) is longer than the length dimension of the other end.

7. The quick clamping grinding device for valve ball processing according to claim 5 is characterized in that: A plurality of anti-slip strips (36) are fixedly connected to one side of the clamping block (35), and the anti-slip strips (36) are made of rubber.

8. The quick clamping grinding device for valve ball processing according to claim 5 is characterized in that: A second telescopic rod (37) is fixedly connected to the inner wall of the slide groove (33), one end of the second telescopic rod (37) is fixedly connected to one side of the clamping block (35), and the outer surface of the second telescopic rod (37) is sleeved and connected to the inner wall of the spring (34).

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