Polishing device for metal valve machining

Abstract

The invention discloses a polishing device for metal valve machining, and relates to the field of valve machining, the polishing device comprises a polishing device main body, a base is arranged at the bottom end of the polishing device main body, and a limiting box is arranged on the inner wall of the polishing device main body. By arranging push blocks, connecting plates, clamping blocks and clamping grooves, the two push blocks are extruded at the same time, after the push blocks are stressed, the connecting plates are driven to extrude springs to contract towards the inner sides of the mounting columns, meanwhile, the clamping blocks are driven to contract, at the moment, the clamping grooves in the inner sides of first rotating plates are inserted into the outer sides of the mounting columns, and the clamping blocks are loosened after insertion; according to the method, a clamping block and a connecting plate move outwards under elastic support of a spring and rebound to the original position, the clamping block is inserted into a fixing groove in the inner wall of a clamping groove, so that the clamping block is fixed to the fixing groove, and then a mounting column and a first rotating plate are fixedly mounted, and according to the method, a second rotating plate and the other first threaded sleeve are fixedly mounted; and the polishing tool is replaced.

Description

Technical Field

[0001] The invention relates to the field of valve processing, in particular to a polishing device for metal valve processing. Background Art

[0002] Valves are pipeline accessories used to open and close pipelines, control flow direction, and adjust and control the parameters (temperature, pressure and flow) of the conveying medium. According to their functions, they can be divided into shut-off valves, check valves, regulating valves, etc. Valves are control components in fluid conveying systems and have functions such as shut-off, regulation, diversion, prevention of backflow, pressure stabilization, diversion or overflow pressure relief. The material of the valve is generally metal, and after production is completed, its surface needs to be polished.

[0003] The existing polishing devices for metal valves need to be replaced frequently during use because different valves use different polishing tools. However, the current polishing tools are generally fixed by bolts, which are easy to loosen during use, causing the polishing tools to fall off. Therefore, there is an urgent need for a polishing device for metal valve processing. Summary of the invention

[0004] The purpose of the present invention is to solve the problems that the existing polishing device for metal valves needs to be replaced frequently due to the different polishing tools used for different valves, but the current polishing tools are generally fixed by bolts, which are easy to loosen during use, causing the polishing tools to fall off, the existing polishing tools are single in number and fixed in position, and cannot be flexibly adjusted to achieve the best polishing effect; and the valves are irregular in shape and have multiple curved surfaces, making them inconvenient to clamp and position. A polishing device for metal valve processing is provided to solve the problems that the existing polishing devices for metal valves need to be replaced frequently during use, but the current polishing tools are generally fixed by bolts, which are easy to loosen during use, causing the polishing tools to fall off, the existing polishing tools are single in number and fixed in position, and cannot be flexibly adjusted to achieve the best polishing effect, and the valves are irregular in shape and have multiple curved surfaces, making them inconvenient to clamp and position.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a polishing device for metal valve processing, comprising a polishing device main body, a base is arranged at the bottom end of the polishing device main body, and a limit box is arranged on the inner wall of the polishing device main body, a first screw rod is movably arranged on the inner side of the limit box, a first threaded sleeve is arranged on the outer side of the first screw rod, a second motor is installed inside the first threaded sleeve, a disassembly structure is arranged at the output end of the second motor, a polishing assembly is arranged at the end of the disassembly structure, and a clamping structure is arranged on the inner side of the base.

[0006] The disassembly and assembly structure includes a mounting column, a counterweight ring is engaged with the outer side of the mounting column, and a push block is engaged with the inner side of the mounting column, a positioning block is provided at the bottom end of the counterweight ring, a connecting plate is provided at the end of the push block, a spring is connected to the inner wall of the connecting plate, and a locking block is provided on the connecting plate, and a support plate is provided on the left side of the spring.

[0007] The polishing assembly includes a first rotating plate, a threaded block is fixed to the bottom end of the first rotating plate, and a second rotating plate is arranged above the first rotating plate, the outer wall of the threaded block is sleeved with a mounting sleeve, and the outer wall of the mounting sleeve is provided with a polishing roller; an electric push rod is installed on the right side of the polishing device body, and an adjusting plate is provided at the output end of the electric push rod, a limiting seat is installed on the adjusting plate, a second screw rod is movably arranged on the inner side of the limiting seat, a third motor is installed on the left side of the second screw rod, and a second threaded sleeve is arranged on the outer side of the second screw rod, a fourth motor is installed inside the second threaded sleeve, and a brush roller is arranged at the output end of the fourth motor, a clamping groove is opened on the inner side of the first rotating plate, and a fixing groove is opened on the inner side of the clamping groove.

[0008] The clamping structure includes a fifth motor, a movable plate is provided at the output end of the fifth motor, a magnetic groove is provided on the inner side of the movable plate, a magnetic block is engaged on the inner side of the magnetic groove, a placement plate is fixed to the top of the magnetic block, an adjustment groove is provided on the inner side of the placement plate, a magnetic sheet is provided on the inner wall of the adjustment groove, a clamping plate is engaged on the inner side of the adjustment groove, and a friction pad is provided on the outer wall of the clamping plate.

[0009] Preferably, a first motor is installed at the end of the first screw rod, and a vacuum cleaner is installed at the rear end of the polishing device body. The number of the first screw rod, the first motor, the first threaded sleeve and the second motor is two. The two limit boxes are respectively fixed on the left side and the top of the inner wall of the polishing device body. The first screw rod and the limit box are rotatably connected through a bearing, and the first threaded sleeve and the first screw rod are movably connected through a thread.

[0010] Preferably, a positioning groove matching the positioning block is provided on the top of the push block, and the counterweight ring and the push block are fixed by the positioning block and the positioning groove, and a movable groove matching the connecting plate is provided inside the mounting column.

[0011] Preferably, both ends of the spring are fixedly connected to the connecting plate and the supporting plate respectively, the engaging block is engaged with the fixing groove, and the mounting column is engaged and fixed with the engaging groove through the engaging block and the fixing groove.

[0012] Preferably, the first rotating plate and the second rotating plate are both provided with threaded blocks, mounting sleeves and polishing rollers, and the first rotating plate, the second rotating plate and the polishing device body are all movably connected through a limit box, a first screw rod, a first motor, a first threaded sleeve and a second motor.

[0013] Preferably, the electric push rod and the polishing device body are fixedly installed via a mounting cover, and the limit seat and the adjustment plate are fixedly installed via a mounting plate and bolts.

[0014] Preferably, the second screw rod is rotatably connected to the limit seat via a bearing, and the second threaded sleeve is movably connected to the second screw rod via a thread, the brush roller is movably connected to the second threaded sleeve via a fourth motor, and the third motor is fixedly installed to the limit seat via a mounting groove.

[0015] Preferably, the fifth motor is fixedly mounted on the base via a mounting groove, and the placement plate and the movable plate are fixedly engaged via a magnetic groove and a magnetic block.

[0016] Preferably, the clamping plate and the adjusting slot are magnetically fixed by a magnetic attraction sheet, the number of the adjusting slots is multiple, and the friction pad and the clamping plate are fixedly connected by glue.

[0017] Compared with the prior art, the present invention has the following beneficial effects: First, the present invention provides a push block, a connecting plate, a locking block and a locking groove, and squeezes the two push blocks at the same time. After the push block is subjected to force, it drives the connecting plate to squeeze the spring to contract toward the inner side of the mounting column, and at the same time drives the locking block to contract. At this time, the locking groove on the inner side of the first rotating plate is inserted into the outer side of the mounting column. After insertion, the locking block is released, and the locking block and the connecting plate move outward under the elastic force of the spring and rebound to the original position, and the locking block is inserted into the fixing groove on the inner wall of the locking groove, so that the locking block is fixed to the fixing groove, and then the mounting column and the first rotating plate are fixedly installed. According to this method, the second rotating plate is fixedly installed to another first threaded sleeve, and the polishing tool is replaced.

[0018] Second, the present invention selects polishing rollers of appropriate lengths according to the outer dimensions of the valve, and fixes the mounting sleeves inside the plurality of polishing rollers to the threaded blocks on the first rotating plate and the second rotating plate. After the mounting, the plurality of polishing rollers present a regular shape and can fit with the outer wall of the valve. Then, the two first motors are controlled to operate, driving the first screw rod at the output end to rotate in the limit box. When the first screw rod rotates, the first threaded sleeve and the first rotating plate and the second rotating plate are driven to move respectively, and the positions are adjusted so that the first rotating plate and the second rotating plate are aligned and fit with the side and top of the valve. After alignment, the second motor inside the first threaded sleeve can be controlled The first rotating plate and the second rotating plate are driven to rotate, thereby driving the multiple polishing rollers thereon to rotate, and the valve is polished. For the corner gaps on the valve, the height of the limit seat on the adjusting plate is adjusted in advance so that the brush roller can be aligned with the valve, and the electric push rod is controlled to operate. The internal technology of the electric push rod is the existing technology. After the electric push rod is operated, it drives the adjusting plate and the limit seat at the output end to move inward, so that the brush roller is inserted into the corner gap of the valve. At this time, the fourth motor is controlled to operate, driving the brush roller at the output end to rotate, thereby polishing the corner gaps, so that all positions of the valve can be processed, thereby enhancing the polishing effect.

[0019] Third, the present invention is provided with a placement plate, a clamping plate, a friction pad, an adjustment groove and a magnetic suction sheet. Before the polishing process, the placement plate is first removed to separate the magnetic suction block at the bottom of the placement plate from the magnetic suction groove on the movable plate. After the placement plate is removed, the valve is placed on the placement plate. According to the outer dimensions of the valve, multiple clamping plates are inserted into the adjustment grooves at corresponding positions. After the bottom ends of the clamping plates are engaged with the adjustment grooves, the clamping plates are magnetically fixed by the magnetic suction sheet, so that the multiple clamping plates are fixed on the placement plate. The fixed clamping plates are attached to the outer wall of the valve through the friction pads on the outer wall. The multiple clamping plates play a role of limiting clamping, so that the valve is fixed on the placement plate. Then the valve is removed, and the multiple clamping plates are kept in place, so that a clamping frame can be formed. At this time, the placement plate is fixed again by the magnetic suction block, the magnetic suction groove and the movable plate, so that the placement plate can be located inside the main body of the polishing device, and is used to clamp and position the multiple valves in sequence, so as to facilitate the polishing process of the fixed valves. When the fifth motor rotates, the movable plate and the placement plate are driven to rotate, thereby driving the valve to rotate and adjusting the polishing angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a front view structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of a first threaded sleeve of the present invention; Figure 4 is a schematic diagram of a first screw rod of the present invention; Figure 5 It is a schematic diagram of the counterweight ring of the present invention; Figure 6 For the present invention Figure 5 A is an enlarged schematic diagram; Figure 7 It is a schematic diagram of the installation column of the present invention; Figure 8 A schematic diagram of a polishing assembly of the present invention; Fig. 9 It is a schematic diagram of the brush roller of the present invention; Fig.10 It is a schematic diagram of the limit seat structure of the present invention; Fig.11 It is a schematic diagram of the clamping plate of the present invention; Fig.12 Schematic diagram of the clamping structure of the present invention Fig.13 It is a schematic diagram of the top view of the placement plate of the present invention.

[0021] In the figure: 1. main body of the polishing device; 2. base; 3. limit box; 4. first screw rod; 5. first motor; 6. first threaded sleeve; 7. second motor; 8. disassembly and assembly structure; 801. mounting column; 802. counterweight ring; 803. positioning block; 804. push block; 805. connecting plate; 806. spring; 807. support plate; 808. engaging block; 809. engaging groove; 810. fixing groove; 9. polishing assembly; 901. first rotating plate; 902. second rotating plate; 903. threaded block; 904. mounting Sleeve; 905, polishing roller; 906, electric push rod; 907, adjustment plate; 908, limit seat; 909, second screw rod; 910, third motor; 911, second threaded sleeve; 912, fourth motor; 913, brush roller; 10, clamping structure; 1001, fifth motor; 1002, movable plate; 1003, magnetic groove; 1004, magnetic block; 1005, placement plate; 1006, adjustment groove; 1007, magnetic sheet; 1008, clamping plate; 1009, friction pad; 11, vacuum cleaner. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-7A polishing device for metal valve processing comprises a polishing device body 1, a base 2 is arranged at the bottom end of the polishing device body 1, and a limit box 3 is arranged on the inner wall of the polishing device body 1, a first screw rod 4 is movably arranged on the inner side of the limit box 3, a first threaded sleeve 6 is arranged on the outer side of the first screw rod 4, a second motor 7 is installed inside the first threaded sleeve 6, a disassembly structure 8 is arranged at the output end of the second motor 7, a polishing assembly 9 is arranged at the end of the disassembly structure 8, a clamping structure 10 is arranged on the inner side of the base 2, the disassembly structure 8 comprises a mounting column 801, a counterweight ring 802 is clamped on the outer side of the mounting column 801, and a push block 804 is clamped on the inner side of the mounting column 801, a positioning block 803 is arranged at the bottom end of the counterweight ring 802, and a positioning block 803 is arranged at the end of the push block 804 A connecting plate 805, the inner wall of which is connected to a spring 806, and a locking block 808 is provided on the connecting plate 805, a support plate 807 is provided on the left side of the spring 806, a first motor 5 is installed at the end of the first screw rod 4, a vacuum cleaner 11 is installed at the rear end of the polishing device body 1, the number of the first screw rod 4, the first motor 5, the first threaded sleeve 6 and the second motor 7 is two, the two limit boxes 3 are respectively fixed to the left side and the top of the inner wall of the polishing device body 1, the first screw rod 4 is rotatably connected to the limit box 3 through a bearing, and the first threaded sleeve 6 is movably connected to the first screw rod 4 through a thread, a positioning groove matching the positioning block 803 is opened on the top of the push block 804, and the counterweight ring 802 and the push block 804 are engaged through the positioning block 803 and the positioning groove The mounting column 801 is fixed, and a movable groove matching the connecting plate 805 is provided inside. The two ends of the spring 806 are fixedly connected to the connecting plate 805 and the supporting plate 807 respectively. The engaging block 808 is engaged with the fixing groove 810, and the mounting column 801 is engaged and fixed with the engaging groove 809 through the engaging block 808 and the fixing groove 810. According to the valve to be polished, a suitable polishing tool is selected, and the first rotating plate 901 and the second rotating plate 902 of the selected polishing tool are respectively installed and fixed to the second motor 7 inside the two first threaded sleeves 6. At this time, the counterweight ring 802 is pushed up, so that after the counterweight ring 802 moves up on the outside of the mounting column 801, the positioning block 803 at the bottom thereof is separated from the pushing block 804, and then the two pushing blocks 804 are squeezed at the same time. After the push block 804 is subjected to force, it drives the connecting plate 805 to squeeze the spring 806 to shrink toward the inner side of the mounting column 801, and at the same time drives the locking block 808 to shrink. At this time, the locking groove 809 on the inner side of the first rotating plate 901 can be inserted into the outer side of the mounting column 801. After it is fully inserted, the locking block 808 is released. The locking block 808 and the connecting plate 805 move outward under the elastic support of the spring 806 and rebound to their original position. After rebounding, the locking block 808 is inserted into the fixing groove 810 on the inner wall of the locking groove 809, so that the locking block 808 is fixed to the fixing groove 810, and the counterweight ring 802 is lowered so that the counterweight ring 802 is fixed by the positioning block 803 and the push block 804, so that the push block 804 is locked and fixed to the mounting column 801.The mounting column 801 and the first rotating plate 901 are fixedly mounted and cannot move freely. According to this method, the second rotating plate 902 and another first threaded sleeve 6 are fixedly mounted, and the polishing tool replacement is completed.

[0024] See also Figure 8-10, a polishing device for metal valve processing, the polishing assembly 9 includes a first rotating plate 901, a threaded block 903 is fixed to the bottom end of the first rotating plate 901, and a second rotating plate 902 is arranged above the first rotating plate 901, the outer wall of the threaded block 903 is sleeved with a mounting sleeve 904, and the outer wall of the mounting sleeve 904 is provided with a polishing roller 905. An electric push rod 906 is installed on the right side of the polishing device body 1, and an adjusting plate 907 is arranged at the output end of the electric push rod 906. A limited seat 908 is installed on the adjusting plate 907, and a second screw rod 909 is movably arranged on the inner side of the limited seat 908. A third motor 910 is installed on the left side of the second screw rod 909, and a second threaded sleeve 911 is arranged on the outer side of the second screw rod 909. A fourth motor 912 is installed inside the threaded sleeve 911, and a brush roller 913 is provided at the output end of the fourth motor 912. A snap-fit ​​groove 809 is provided on the inner side of the first rotating plate 901, and a fixing groove 810 is provided on the inner side of the snap-fit ​​groove 809. Thread blocks 903, mounting sleeves 904 and polishing rollers 905 are provided on the first rotating plate 901 and the second rotating plate 902, and the first rotating plate 901, the second rotating plate 902 and the polishing device body 1 are movably connected through the limit box 3, the first screw rod 4, the first motor 5, the first threaded sleeve 6 and the second motor 7. The electric push rod 906 is fixedly installed with the polishing device body 1 through the mounting cover, and the limit seat 908 and the adjusting plate 907 are fixedly installed through the mounting plate and bolts. The rod 909 is rotatably connected to the limit seat 908 through a bearing, and the second threaded sleeve 911 is movably connected to the second screw rod 909 through a thread, the brush roller 913 is movably connected to the second threaded sleeve 911 through the fourth motor 912, and the third motor 910 is fixedly installed with the limit seat 908 through the mounting groove. A polishing roller 905 of a suitable length is selected according to the outer dimensions of the valve, and the mounting sleeves 904 inside the multiple polishing rollers 905 are fixedly installed with the threaded blocks 903 on the first rotating plate 901 and the second rotating plate 902. After the installation, the multiple polishing rollers 905 present a regular shape and can fit the outer wall of the valve, thereby controlling the operation of the two first motors 5. The internal technology of the first motor 5 is the existing technology. After the first motor 5 is running, it drives the output end A screw rod 4 rotates in the limit box 3. When the first screw rod 4 rotates, it drives the first threaded sleeve 6 and the first rotating plate 901 and the second rotating plate 902 to move respectively, and adjusts the position so that the first rotating plate 901 and the second rotating plate 902 are aligned and fit with the side and top of the valve. After alignment, the second motor 7 inside the first threaded sleeve 6 can be controlled to run, drive the first rotating plate 901 and the second rotating plate 902 to rotate, thereby driving the multiple polishing rollers 905 thereon to rotate, and polish the valve. For the corner gaps on the valve, the height of the limit seat 908 on the adjusting plate 907 is adjusted in advance so that the brush roller 913 can be aligned with the valve, and then the electric push rod 906 is controlled to run. The internal technology of the electric push rod 906 is the existing technology.After the electric push rod 906 is running, it drives the adjustment plate 907 and the limit seat 908 at the output end to move inward, so that the brush roller 913 is inserted into the corner gap of the valve. At this time, the fourth motor 912 is controlled to run. The internal technology of the fourth motor 912 is the existing technology. After the fourth motor 912 is running, it drives the brush roller 913 at the output end to rotate, so as to polish the corner gap, so that all positions of the valve can be processed and the polishing effect is enhanced. At the same time, the third motor 910 can be controlled to run. The internal technology of the third motor 910 is the existing technology. After the third motor 910 is running, it drives the second screw rod 909 at the output end to rotate. When the second screw rod 909 rotates, it drives the second threaded sleeve 911 and the brush roller 913 to move back and forth to adjust the polishing position.

[0025] See also Figure 11-13A polishing device for metal valve processing, the clamping structure 10 includes a fifth motor 1001, the output end of the fifth motor 1001 is provided with a movable plate 1002, the inner side of the movable plate 1002 is provided with a magnetic suction groove 1003, the inner side of the magnetic suction groove 1003 is clamped with a magnetic suction block 1004, the top of the magnetic suction block 1004 is fixed with a placement plate 1005, the inner side of the placement plate 1005 is provided with an adjustment groove 1006, the inner wall of the adjustment groove 1006 is provided with a magnetic suction sheet 1007, and the inner side of the adjustment groove 1006 is clamped with a clamping plate 1008, the clamping plate 1008 The outer wall of 008 is provided with a friction pad 1009, the fifth motor 1001 and the base 2 are fixedly installed through the installation groove, the placement plate 1005 and the movable plate 1002 are fixed by the magnetic suction groove 1003 and the magnetic suction block 1004, the clamping plate 1008 and the adjustment groove 1006 are magnetically fixed by the magnetic suction sheet 1007, the number of the adjustment grooves 1006 is multiple, the friction pad 1009 and the clamping plate 1008 are fixedly connected by glue, and before the polishing process, the placement plate 1005 is removed first, so that the magnetic suction block 1004 at the bottom of the placement plate 1005 and the magnetic suction block 1004 on the movable plate 1002 are fixed. After the magnetic groove 1003 is separated and the placement plate 1005 is removed, the valve is placed upright on the placement plate 1005. According to the outer dimensions of the valve, multiple clamping plates 1008 are inserted into the adjustment grooves 1006 at corresponding positions. After the bottom ends of the clamping plates 1008 are engaged with the adjustment grooves 1006, they are magnetically fixed by the magnetic sheet 1007, so that the multiple clamping plates 1008 are fixed on the placement plate 1005. The fixed clamping plates 1008 are attached to the outer wall of the valve through the friction pads 1009 on the outer wall. The multiple clamping plates 1008 play the function of limiting clamping, so that the valve The door is fixed on the placement plate 1005, and then the valve is removed, and the multiple clamping plates 1008 remain in place, so a clamping frame can be formed. At this time, the placement plate 1005 is fixed again by the magnetic block 1004, the magnetic groove 1003 and the movable plate 1002, and the placement plate 1005 can be positioned inside the polishing device body 1, and is used to clamp and position multiple valves in sequence, so as to facilitate the polishing of the fixed valves, and when the fifth motor 1001 rotates, it drives the movable plate 1002 and the placement plate 1005 to rotate, thereby driving the valve to rotate and adjusting the polishing angle.

[0026] Working principle: When the present invention is used, before polishing, the placement plate 1005 is first removed to separate the magnetic block 1004 at the bottom of the placement plate 1005 from the magnetic groove 1003 on the movable plate 1002. After the placement plate 1005 is removed, the valve is placed on the placement plate 1005. According to the outer dimensions of the valve, a plurality of clamping plates 1008 are inserted into the adjustment grooves 1006 at corresponding positions. After the bottom ends of the clamping plates 1008 are engaged with the adjustment grooves 1006, they are magnetically fixed by the magnetic sheets 1007, so that the plurality of clamping plates 1008 are fixed on the placement plate 1005. The fixed clamping plates 1008 are attached to the outer wall of the valve through the friction pads 1009 on the outer wall. The plurality of clamping plates 1008 play the function of limiting clamping, so that the valve The plurality of clamping plates 1008 are fixed on the placement plate 1005, and then the valve is removed. The plurality of clamping plates 1008 are kept in position, so that a clamping frame can be formed. At this time, the placement plate 1005 is fixed again by the magnetic block 1004, the magnetic groove 1003 and the movable plate 1002. Then, the placement plate 1005 can be positioned inside the polishing device body 1 to clamp and position the plurality of valves in sequence, so as to facilitate the polishing of the fixed valves. When the fifth motor 1001 rotates, the movable plate 1002 and the placement plate 1005 are driven to rotate, thereby driving the valve to rotate, adjusting the polishing angle, selecting a suitable polishing tool according to the valve to be polished, and respectively attaching the first rotating plate 901 and the second rotating plate 902 of the selected polishing tool to the two first threaded sleeves 6 The second motor 7 on the inner side is installed and fixed. At this time, the counterweight ring 802 is pushed up, so that after the counterweight ring 802 moves up on the outside of the mounting column 801, the positioning block 803 at its bottom end is separated from the pushing block 804, and then the two pushing blocks 804 are squeezed at the same time. After the pushing block 804 is subjected to force, it drives the connecting plate 805 to squeeze the spring 806 to shrink toward the inside of the mounting column 801, and at the same time drives the locking block 808 to shrink. At this time, the locking groove 809 on the inner side of the first rotating plate 901 can be inserted into the outside of the mounting column 801. After it is fully inserted, the locking block 808 is released. The locking block 808 and the connecting plate 805 move outward under the support of the elastic force of the spring 806 and rebound to their original position. After rebounding, the locking block 808 is inserted into the fixed groove on the inner wall of the locking groove 809 810, the engaging block 808 is fixed to the fixing groove 810, and then the mounting column 801 is fixedly installed with the first rotating plate 901. According to this method, the second rotating plate 902 is fixedly installed with another first threaded sleeve 6, and the polishing tool is replaced. A polishing roller 905 of a suitable length is selected in advance according to the outer dimensions of the valve, and the mounting sleeves 904 inside the multiple polishing rollers 905 are fixedly installed with the threaded blocks 903 on the first rotating plate 901 and the second rotating plate 902. After installation, the multiple polishing rollers 905 present a regular shape and can fit with the outer wall of the valve. Then, the two first motors 5 are controlled to run. The internal technology of the first motor 5 is the existing technology. After the first motor 5 runs, it drives the first screw rod 4 at the output end to rotate in the limit box 3.When the first screw rod 4 rotates, it drives the first threaded sleeve 6 and the first rotating plate 901 and the second rotating plate 902 to move respectively, and adjust the position so that the first rotating plate 901 and the second rotating plate 902 are aligned and fit with the side and the top of the valve. After alignment, the second motor 7 inside the first threaded sleeve 6 can be controlled to run, driving the first rotating plate 901 and the second rotating plate 902 to rotate, thereby driving the multiple polishing rollers 905 thereon to rotate, and polishing the valve. For the corner gaps on the valve, the height of the limit seat 908 on the adjusting plate 907 is adjusted in advance so that the brush roller 913 can be aligned with the valve. Then the electric push rod 906 is controlled to run. The internal technology of the electric push rod 906 is the existing technology. After the electric push rod 906 runs, it drives the adjustment plate 907 and the limit seat 908 at the output end to move inward, so that the brush roller 913 is inserted into the corner gap of the valve. At this time, the fourth motor 912 is controlled to run. The internal technology of the fourth motor 912 is the existing technology. After the fourth motor 912 runs, it drives the brush roller 913 at the output end to rotate, so as to polish the corner gap, so that all positions of the valve can be processed, and the polishing effect is enhanced. During the polishing process, the vacuum cleaner 11 runs to absorb the debris and dust generated by polishing.

[0027] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A polishing device for metal valve processing, comprising a polishing device body (1), characterized in that: A base (2) is provided at the bottom end of the polishing device body (1), and a limit box (3) is provided on the inner wall of the polishing device body (1); a first screw rod (4) is movably provided inside the limit box (3); a first threaded sleeve (6) is provided outside the first screw rod (4); a second motor (7) is installed inside the first threaded sleeve (6); a disassembly structure (8) is provided at the output end of the second motor (7); a polishing assembly (9) is provided at the end of the disassembly structure (8); and a clamping structure (10) is provided inside the base (2); The disassembly and assembly structure (8) comprises a mounting column (801), a counterweight ring (802) is engaged on the outer side of the mounting column (801), and a push block (804) is engaged on the inner side of the mounting column (801), a positioning block (803) is provided at the bottom end of the counterweight ring (802), a connecting plate (805) is provided at the end of the push block (804), a spring (806) is connected to the inner wall of the connecting plate (805), and a locking block (808) is provided on the connecting plate (805), and a support plate (807) is provided on the left side of the spring (806); The polishing assembly (9) comprises a first rotating plate (901), a threaded block (903) being fixed at the bottom end of the first rotating plate (901), and a second rotating plate (902) being arranged above the first rotating plate (901), a mounting sleeve (904) being sleeved on the outer wall of the threaded block (903), and a polishing roller (905) being arranged on the outer wall of the mounting sleeve (904). An electric push rod (906) is installed on the right side of the polishing device body (1), and an adjusting plate (907) is arranged at the output end of the electric push rod (906), and a limited A positioning seat (908), a second screw rod (909) is movably arranged on the inner side of the limiting seat (908), a third motor (910) is installed on the left side of the second screw rod (909), a second threaded sleeve (911) is arranged on the outer side of the second screw rod (909), a fourth motor (912) is installed inside the second threaded sleeve (911), a brush roller (913) is arranged at the output end of the fourth motor (912), a locking groove (809) is provided on the inner side of the first rotating plate (901), and a fixing groove (810) is provided on the inner side of the locking groove (809); The clamping structure (10) comprises a fifth motor (1001), the output end of the fifth motor (1001) is provided with a movable plate (1002), the inner side of the movable plate (1002) is provided with a magnetic suction groove (1003), the inner side of the magnetic suction groove (1003) is engaged with a magnetic suction block (1004), the top of the magnetic suction block (1004) is fixed with a placement plate (1005), the inner side of the placement plate (1005) is provided with an adjustment groove (1006), the inner wall of the adjustment groove (1006) is provided with a magnetic suction sheet (1007), the inner side of the adjustment groove (1006) is engaged with a clamping plate (1008), and the outer wall of the clamping plate (1008) is provided with a friction pad (1009).

2. The polishing device for metal valve processing according to claim 1, characterized in that: A first motor (5) is mounted at the end of the first screw rod (4), a dust collector (11) is mounted at the rear end of the polishing device body (1), the first screw rod (4), the first motor (5), the first threaded sleeve (6) and the second motor (7) are two in number, the two limit boxes (3) are respectively fixed to the left side and the top of the inner wall of the polishing device body (1), the first screw rod (4) is rotatably connected to the limit box (3) via a bearing, and the first threaded sleeve (6) is movably connected to the first screw rod (4) via a thread.

3. The polishing device for metal valve processing according to claim 1, characterized in that: The top of the push block (804) is provided with a positioning groove that matches the positioning block (803), and the counterweight ring (802) and the push block (804) are fixed by the positioning block (803) and the positioning groove. The interior of the mounting column (801) is provided with a movable groove that matches the connecting plate (805).

4. The polishing device for metal valve processing according to claim 1, characterized in that: The two ends of the spring (806) are respectively fixedly connected to the connecting plate (805) and the supporting plate (807), the engaging block (808) is engaged and connected to the fixing groove (810), and the mounting column (801) is engaged and fixed to the engaging groove (809) via the engaging block (808) and the fixing groove (810).

5. The polishing device for metal valve processing according to claim 1, characterized in that: The first rotating plate (901) and the second rotating plate (902) are both provided with a threaded block (903), a mounting sleeve (904) and a polishing roller (905), and the first rotating plate (901), the second rotating plate (902) and the polishing device body (1) are all movably connected via a limit box (3), a first screw rod (4), a first motor (5), a first threaded sleeve (6) and a second motor (7).

6. The polishing device for metal valve processing according to claim 1, characterized in that: The electric push rod (906) and the polishing device body (1) are fixedly mounted via a mounting cover, and the limit seat (908) and the adjustment plate (907) are fixedly mounted via a mounting plate and bolts.

7. The polishing device for metal valve processing according to claim 1, characterized in that: The second screw rod (909) is rotatably connected to the limit seat (908) via a bearing, and the second threaded sleeve (911) is movably connected to the second screw rod (909) via a thread, the brush roller (913) is movably connected to the second threaded sleeve (911) via a fourth motor (912), and the third motor (910) is fixedly mounted to the limit seat (908) via a mounting groove.

8. The polishing device for metal valve processing according to claim 1, characterized in that: The fifth motor (1001) and the base (2) are fixedly mounted via a mounting groove, and the placement plate (1005) and the movable plate (1002) are fixedly engaged via a magnetic suction groove (1003) and a magnetic suction block (1004).

9. The polishing device for metal valve processing according to claim 1, characterized in that: The clamping plate (1008) and the adjustment slot (1006) are magnetically fixed by a magnetic attraction sheet (1007), the number of the adjustment slots (1006) is multiple, and the friction pad (1009) and the clamping plate (1008) are fixedly connected by glue.

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