A large outer diameter grinding device for medium chromium cast iron floating oil seal

Abstract

The invention discloses a medium-chromium cast iron floating oil seal large outer diameter grinding device, and relates to the technical field of grinding equipment. The medium-chromium cast iron floating oil seal large outer diameter grinding device comprises an equipment frame and an oil seal body, wherein a grinding frame is fixedly installed on the left side of the equipment frame, a protective door is slidably installed on the surface of the grinding frame, a servo motor is fixedly installed on the bottom of the inner wall of the grinding frame, a grinding mechanism is arranged on the left side of the equipment frame, and further comprises: a clamping device, wherein the clamping device comprises a fixed plate, a rotating plate, a driven disc, a transmission shaft, a toothed disc, a rotating rod, an arc plate, a receiving shaft, a roller wheel and a tooth block, and the fixed plate is fixedly installed on the inner wall of the grinding frame. The medium-chromium cast iron floating oil seal large outer diameter grinding device can make the oil seal body and the grinding disc rotate together, thereby ensuring the uniformity of the grinding surface and improving the grinding efficiency, and can effectively clamp and fix the oil seal bodies with different inner diameters, thereby improving the adaptability of the equipment.

Description

Technical Field

[0001] The invention relates to the technical field of grinding equipment, in particular to a large outer diameter grinding device for a medium chromium cast iron floating oil seal. Background Art

[0002] Medium chromium cast iron floating oil seal is an important component used in mechanical seals and is widely used in automobiles, machinery, hydraulic equipment and other fields. Due to its special material and structure, especially in the processing of large outer diameter parts, high requirements are placed on the grinding process.

[0003] The patent with the patent announcement number CN213380748U relates to a grinding device for the small end face of a floating oil seal, including a workbench, a frame, a control box and a grinding spindle. A sand table is installed below the grinding spindle, a grinding table is installed above the workbench, a number of mounting grooves are evenly opened on both sides above the grinding table, and the plurality of mounting grooves are connected to the upper surface of the workbench, a hydraulic clamping device is installed in the mounting groove, a workpiece is installed on the outer side of each mounting groove above the grinding table, a cylinder is installed at the edges of both sides above the workbench through a lifting seat, a high-pressure nozzle is fixed to the front end of the telescopic shaft of the cylinder through a connecting block, a pump body is installed on the left and right sides of the workbench, and the pump body is connected to the high-pressure nozzle through an infusion tube; the patent only needs to apply force to the inner diameter position of the workpiece during clamping, which is convenient for grinding the end face and does not affect the roughness of the outer ring position of the oil seal, and gas-liquid high-pressure nozzles are added on both sides of the workbench to spray grinding coolant while blowing air to prevent the waste chips on the grinding table from damaging the end face and outer ring of the oil seal.

[0004] In the above patent, only force needs to be applied to the inner diameter position of the workpiece to facilitate the grinding of the end face, without affecting the roughness of the outer ring position of the oil seal, and gas-liquid high-pressure nozzles are added on both sides of the workbench to spray grinding coolant while blowing air to prevent the waste chips on the grinding table from damaging the end face and outer ring of the oil seal. However, during the grinding process, the oil seal body may shake or shift, resulting in an uneven surface or excessive local wear. For this reason, a large outer diameter grinding device for a medium chromium cast iron floating oil seal with a clamping device is designed. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a medium chromium cast iron floating oil seal large outer diameter grinding device, which solves the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a medium chromium cast iron floating oil seal large outer diameter grinding device, including an equipment frame and an oil seal body, a grinding frame is fixedly installed on the left side of the equipment frame, a protective door is slidably installed on the surface of the grinding frame, a servo motor is fixedly installed on the bottom of the inner wall of the grinding frame, a grinding mechanism is arranged on the left side of the equipment frame, and also includes: a clamping device, the clamping device includes a fixed plate, a rotating plate, a driven disk, a transmission shaft, a toothed disk, a rotating rod, an arc plate, a receiving shaft, a roller and a tooth block, the oil seal body is placed above the driven disk, and then the servo motor is started, the output end of the servo motor rotates counterclockwise to drive the transmission shaft to rotate counterclockwise, the fixed plate is fixedly installed on the inner wall of the grinding frame, and the rotating plate rotates The driven plate is rotatably mounted on the rotating plate, the transmission shaft is fixedly mounted on the output end of the servo motor, the toothed plate is fixedly mounted on the circumferential surface of the transmission shaft, the rotating rod is rotatably mounted on the driven plate, the arc plate is fixedly mounted on the circumferential surface of the rotating rod, the receiving shaft is fixedly passed through the upper and lower walls of the arc plate, the roller is rotatably mounted on the circumferential surface of the receiving shaft, and the tooth block is fixedly mounted on the circumferential surface of the receiving shaft. During the grinding process, the grinding plate rotates and drives the oil seal body to rotate under the action of the roller, so that the oil seal body and the grinding plate rotate together to ensure the uniformity of the grinding surface, avoid uneven surface or excessive local wear due to uneven relative movement between the oil seal body and the grinding plate, and improve the grinding efficiency.

[0007] According to the above technical solution, three rotating rods are arranged, and the three rotating rods are evenly distributed with the transmission shaft as the center. A grinding disk is arranged at the output end of the grinding mechanism, and an oil spray pipe is arranged on the surface of the grinding mechanism. The roller rotates to contact the inner wall of the oil seal body and clamps and fixes it, which can effectively clamp and fix the oil seal bodies with different inner diameters, thereby improving the adaptability of the equipment. At the same time, the grinding fluid sprayed by the oil spray pipe during the grinding process can keep the temperature of the grinding area stable, thereby further improving the grinding accuracy.

[0008] According to the above technical solution, the toothed plate is meshed with the tooth block, a collecting groove is provided on the surface of the fixed plate, the transmission shaft rotates through the upper and lower walls of the fixed plate, the transmission shaft is fixed through the upper and lower walls of the rotating plate, and the transmission shaft rotates through the upper and lower walls of the driven plate.

[0009] According to the above technical solution, a separation device for placing excessive debris accumulated on the surface of the fixed plate is provided on the surface of the fixed plate, and the separation device includes a separation frame and a filter plate, the separation frame is fixedly mounted on the bottom of the inner wall of the grinding frame, and the filter plate is slidably mounted inside the separation frame, and the separation device also includes a fixed block, a scraper rod, a receiving rod, a receiving block and a filter residue frame. When the oil seal body is ground, the servo motor rotates clockwise, and the output end of the servo motor rotates clockwise to drive the rotating plate to rotate clockwise through the transmission shaft. The fixed block is fixedly mounted below the rotating plate, the scraper rod is slidably mounted on the inner wall of the collecting tank, the receiving rod is fixedly mounted above the scraper rod, a slide groove is opened on the surface of the receiving rod, and the receiving block is slidably mounted on the inner wall of the slide groove. The filter residue frame is fixedly mounted on the inner wall of the separation frame, and the rotation of the scraper rod can scrape the debris remaining in the grinding fluid on the surface of the fixed plate in a direction away from the center of the fixed plate, and then fall into the interior of the separation frame, and under the action of the filter plate, the debris is introduced into the interior of the filter residue frame, thereby realizing effective separation of the debris in the grinding fluid and reducing subsequent processing costs.

[0010] According to the above technical solution, one side of the fixed block close to the receiving block is set as bevel surface one, and one end of the receiving block close to the fixed block is set as bevel surface two. When the fixed block rotates counterclockwise, it will contact and squeeze the receiving block to move downward, so as to avoid scraping when grinding the oil seal body, causing the grinding fluid inside the collecting groove on the surface of the fixed plate to splash, and prevent impurities in the grinding fluid from splashing onto the surface of the oil seal body and affecting the grinding effect.

[0011] According to the above technical solution, a telescopic elastic rod 1 is fixedly installed on the inner wall of the slide groove, and the free end of the telescopic elastic rod 1 is fixedly connected to the receiving block, and the telescopic elastic rod 1 can drive the receiving block to reset.

[0012] According to the above technical solution, the filter plate is inclined, a feed port is provided on the surface of the filter residue frame, the filter plate is slidably connected to the inner wall of the feed port, and the inclined setting helps to improve the collection effect of debris.

[0013] According to the above technical solution, a knocking device for improving the separation effect of the filter plate is arranged inside the separation frame, and the knocking device includes a support plate and a lifting rod, the support plate is fixedly mounted on the inner wall of the separation frame, the lifting rod is fixedly mounted below the filter plate, the knocking device also includes a connecting rod, a sliding block, an extrusion block, a receiving frame, a baffle and a knocking plate, the filter plate moves downward to drive one end of the connecting rod to move downward, and one end of the connecting rod moves downward to drive the sliding block to move in the direction close to the support plate through the other end, the connecting rod is rotatably mounted above the filter plate, and the sliding block slides The scraper rod is movably installed under the fixed plate, the extrusion block is fixedly installed on the side of the sliding block close to the filter plate, the receiving frame slides through the upper and lower walls of the fixed plate, the baffle is fixedly installed on the side of the receiving frame close to the sliding block, the knocking plate slides through the upper and lower walls of the receiving frame, the knocking plate moves upward and enters the movement trajectory of the scraper rod, and then the scraper rod moves to contact and squeeze the knocking plate to move downward, the knocking plate moves downward, contacts and knocks the connecting rod, the knocking loosens the debris accumulated on the surface of the filter plate and improves the collection efficiency of the filter residue frame to the debris, so as to avoid clogging of the filter plate surface and affecting the separation effect.

[0014] According to the above technical solution, the upper part of the knocking plate is set as an arc surface, the end of the connecting rod away from the filter plate is rotatably connected to the sliding block, and the side of the extrusion block close to the baffle is set as bevel surface three.

[0015] According to the above technical solution, a fixing groove is opened on the surface of the receiving frame, and a telescopic elastic rod 2 is fixedly installed on the inner wall of the fixing groove. The free end of the telescopic elastic rod 2 is fixedly connected to the knocking plate, and a spring is arranged between the filter plate and the support plate. The telescopic elastic rod 2 can drive the knocking plate to reset and realize continuous knocking, and the spring can drive the filter plate to reset.

[0016] The present invention provides a large outer diameter grinding device for medium chromium cast iron floating oil seals. It has the following beneficial effects:

[0017] (1) The floating oil seal large outer diameter grinding device, through the coordinated operation among the fixed plate, the rotating plate, the driven plate, the transmission shaft, the gear plate, the rotating rod, the arc plate, the receiving shaft, the roller and the gear block, enables the oil seal body and the grinding plate to rotate together, thereby ensuring the uniformity of the grinding surface, avoiding the uneven surface or excessive local wear caused by the uneven relative movement between the oil seal body and the grinding plate, and improving the grinding efficiency. At the same time, the roller can effectively clamp and fix the oil seal bodies with different inner diameters, thereby improving the adaptability of the equipment.

[0018] (2) The floating oil seal large outer diameter grinding device realizes effective separation of debris in the grinding fluid through the coordinated operation of the separation frame, the filter plate, the fixed block, the scraper rod, the receiving rod, the receiving block, the filter residue frame and the telescopic elastic rod, thereby reducing the subsequent processing cost. At the same time, it can effectively avoid the splashing of the grinding fluid inside the collection groove on the surface of the fixed plate caused by scraping when grinding the oil seal body, and prevent the impurities in the grinding fluid from splashing onto the surface of the oil seal body and affecting the grinding effect.

[0019] (3) The floating oil seal large outer diameter grinding device, through the coordinated operation of the support plate, lifting rod, connecting rod, sliding block, extrusion block, receiving frame, baffle, knocking plate, telescopic spring rod and spring, enables the knocking plate to move downward to contact and knock the connecting rod, thereby loosening the debris accumulated on the surface of the filter plate and improving the collection efficiency of the filter residue frame for the debris, thereby avoiding clogging of the filter plate surface and affecting the separation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 This is a schematic diagram of the internal structure of the grinding frame of the present invention;

[0022] Figure 3 It is a schematic diagram of the position structure of the fixed plate and the driven disk of the present invention;

[0023] Figure 4 This is a schematic diagram of the position structure of the toothed disc and the roller wheel of the present invention;

[0024] Figure 5 This is a schematic diagram of the separation frame and the scraper rod position structure of the present invention;

[0025] Figure 6 For the present invention Figure 5 The enlarged structural diagram of part A in the middle;

[0026] Figure 7 It is a schematic diagram of the position structure of the receiving frame and the knocking plate of the present invention.

[0027] In the figure: 1. equipment frame; 2. oil seal body; 3. grinding frame; 4. protective door; 5. servo motor; 6. grinding mechanism; 61. grinding disc; 62. oil injection pipe; 7. fixed plate; 8. rotating plate; 9. driven disc; 10. transmission shaft; 11. gear disc; 12. rotating rod; 13. arc plate; 14. receiving shaft; 15. roller; 16. gear block; 171. separation frame; 172. filter plate; 173. fixed block; 174. scraper rod; 175. receiving rod; 176. receiving block; 177. filter residue frame; 178. telescopic spring rod one; 181. support plate; 182. lifting rod; 183. connecting rod; 184. sliding block; 185. extrusion block; 186. receiving frame; 187. baffle; 188. knocking plate; 189. telescopic spring rod two; 1810. spring. DETAILED DESCRIPTION

[0028] 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.

[0029] See also Figure 1-Figure 7An embodiment of the present invention is: a medium chromium cast iron floating oil seal large outer diameter grinding device, including an equipment frame 1 and an oil seal body 2, a grinding frame 3 is fixedly installed on the left side of the equipment frame 1, a protective door 4 is slidably installed on the surface of the grinding frame 3, a servo motor 5 is fixedly installed on the bottom of the inner wall of the grinding frame 3, a grinding mechanism 6 is arranged on the left side of the equipment frame 1, and also includes: a clamping device, the clamping device includes a fixed plate 7, a rotating plate 8, a driven disc 9, a transmission shaft 10, a toothed disc 11, a rotating rod 12, an arc plate 13, a receiving shaft 14, a roller 15 and a tooth block 16, the oil seal body 2 is placed above the driven disc 9, and then the servo motor 5 is started, the output end of the servo motor 5 rotates counterclockwise to drive the transmission shaft 10 to rotate counterclockwise, the fixed plate 7 is fixedly installed on the inner wall of the grinding frame 3, and the rotating plate 8 is rotatably installed on the fixed plate 7 , the driven disk 9 is rotatably mounted on the top of the rotating plate 8, the transmission shaft 10 is fixedly mounted on the output end of the servo motor 5, the toothed disk 11 is fixedly mounted on the circumferential surface of the transmission shaft 10, the rotating rod 12 is rotatably mounted on the top of the driven disk 9, the arc plate 13 is fixedly mounted on the circumferential surface of the rotating rod 12, the receiving shaft 14 is fixedly passed through the upper and lower walls of the arc plate 13, the roller 15 is rotatably mounted on the circumferential surface of the receiving shaft 14, and the tooth block 16 is fixedly mounted on the circumferential surface of the receiving shaft 14. During the grinding process, the grinding disk 61 rotates and drives the oil seal body 2 to rotate under the action of the roller 15, so that the oil seal body 2 and the grinding disk 61 rotate together to ensure the uniformity of the grinding surface, avoid uneven surface or excessive local wear due to uneven relative movement between the oil seal body 2 and the grinding disk 61, and improve the grinding efficiency.

[0030] Three rotating rods 12 are provided, and the three rotating rods 12 are evenly distributed with the transmission shaft 10 as the center. A grinding disc 61 is provided at the output end of the grinding mechanism 6, and an oil spray pipe 62 is provided on the surface of the grinding mechanism 6. The roller 15 rotates to contact the inner wall of the oil seal body 2 and clamps and fixes it, which can effectively clamp and fix the large outer diameter of the oil seal body 2 with different inner diameters, thereby improving the adaptability of the equipment. At the same time, the grinding fluid that can be sprayed out by the oil spray pipe 62 during the grinding process can keep the temperature of the grinding area stable, thereby further improving the grinding accuracy.

[0031] The toothed disc 11 meshes with the tooth block 16 , a collecting groove is provided on the surface of the fixed plate 7 , the transmission shaft 10 rotates and passes through the upper and lower walls of the fixed plate 7 , the transmission shaft 10 is fixed and passes through the upper and lower walls of the rotating plate 8 , and the transmission shaft 10 rotates and passes through the upper and lower walls of the driven disc 9 .

[0032] When the present embodiment is working: the oil seal body 2 is placed above the driven disk 9, and then the servo motor 5 is started. The output end of the servo motor 5 rotates counterclockwise to drive the transmission shaft 10 to rotate counterclockwise. The transmission shaft 10 rotates to drive the toothed disk 11 to rotate. The toothed disk 11 rotates to drive the tooth block 16 to rotate clockwise around the rotating rod 12. The tooth block 16 rotates clockwise to drive the rotating rod 12 to rotate. The rotating rod 12 rotates to drive the arc plate 13 to rotate. The arc plate 13 rotates to drive the receiving shaft 14 to rotate. The receiving shaft 14 rotates to drive the roller 15 to rotate. The roller 15 rotates to contact the inner wall of the oil seal body 2 and clamp it. At this time, the transmission shaft 10 continues to rotate to drive the oil seal body 2 to rotate counterclockwise, and then the servo motor 5 is started. The grinding mechanism 6 grinds the large outer diameter of the oil seal body 2. During the grinding process, the grinding disc 61 rotates and grinds, and drives the oil seal body 2 to rotate under the action of the roller 15, so that the oil seal body 2 and the grinding disc 61 rotate together to ensure the uniformity of the grinding surface, avoid uneven surface or excessive local wear due to uneven relative movement between the oil seal body 2 and the grinding disc 61, improve the grinding efficiency, ensure that more precise processing is completed in a short time, and effectively clamp and fix the large outer diameter of the oil seal body 2 with different inner diameters, improve the adaptability of the equipment, and the grinding fluid sprayed by the oil spray pipe 62 during the grinding process can keep the temperature of the grinding area stable, further improving the grinding accuracy.

[0033] See also Figure 1-Figure 7 On the basis of the above embodiment, in another embodiment of the present invention, a separation device for placing excessive debris accumulated on the surface of the fixed plate 7 is provided on the surface of the fixed plate 7, and the separation device includes a separation frame 171 and a filter plate 172, the separation frame 171 is fixedly installed on the bottom of the inner wall of the grinding frame 3, and the filter plate 172 is slidably installed inside the separation frame 171, and the separation device also includes a fixed block 173, a scraper rod 174, a receiving rod 175, a receiving block 176 and a filter residue frame 177. When the oil seal body 2 is ground, the servo motor 5 rotates clockwise, and the output end of the servo motor 5 rotates clockwise to drive the rotating plate 8 to rotate clockwise through the transmission shaft 10, and the fixed The fixed block 173 is fixedly installed below the rotating plate 8, the scraper rod 174 is slidably installed on the inner wall of the collecting trough, the receiving rod 175 is fixedly installed above the scraper rod 174, the surface of the receiving rod 175 is provided with a slide groove, the receiving block 176 is slidably installed on the inner wall of the slide groove, and the filter residue frame 177 is fixedly installed on the inner wall of the separation frame 171. The rotation of the scraper rod 174 can scrape the debris remaining in the grinding fluid on the surface of the fixed plate 7 away from the center of the fixed plate 7, and then fall into the interior of the separation frame 171, and under the action of the filter plate 172, the debris is introduced into the interior of the filter residue frame 177, thereby realizing the effective separation of the debris in the grinding fluid and reducing the subsequent processing cost.

[0034] One side of the fixed block 173 close to the receiving block 176 is set as bevel surface 1, and one end of the receiving block 176 close to the fixed block 173 is set as bevel surface 2. When the fixed block 173 rotates counterclockwise, it will contact and squeeze the receiving block 176 to move downward, so as to avoid scraping when grinding the large outer diameter of the oil seal body 2, causing the grinding fluid inside the collection groove on the surface of the fixed plate 7 to splash, and prevent impurities in the grinding fluid from splashing onto the surface of the oil seal body 2 and affecting the grinding effect.

[0035] A telescopic elastic rod 178 is fixedly installed on the inner wall of the slide groove, and the free end of the telescopic elastic rod 178 is fixedly connected to the receiving block 176. The telescopic elastic rod 178 can drive the receiving block 176 to reset.

[0036] The filter plate 172 is arranged in an inclined manner, and a feed port is provided on the surface of the filter residue frame 177. The filter plate 172 is slidably connected to the inner wall of the feed port. The inclined arrangement helps to improve the collection effect of debris.

[0037] The interior of the separation frame 171 is provided with a knocking device for improving the separation effect of the filter plate 172, the knocking device includes a support plate 181 and a lifting rod 182, the support plate 181 is fixedly installed on the inner wall of the separation frame 171, the lifting rod 182 is fixedly installed below the filter plate 172, the knocking device also includes a connecting rod 183, a sliding block 184, an extrusion block 185, a receiving frame 186, a baffle 187 and a knocking plate 188, the filter plate 172 moves downward to drive one end of the connecting rod 183 to move downward, one end of the connecting rod 183 moves downward and drives the sliding block 184 to move in a direction close to the support plate 181 through the other end, the connecting rod 183 is rotatably installed above the filter plate 172, and the sliding block 184 is slidably installed Below the fixed plate 7, the extrusion block 185 is fixedly installed on the side of the sliding block 184 close to the filter plate 172, the receiving frame 186 slides through the upper and lower walls of the fixed plate 7, the baffle 187 is fixedly installed on the side of the receiving frame 186 close to the sliding block 184, the knocking plate 188 slides through the upper and lower walls of the receiving frame 186, the knocking plate 188 moves upward and enters the movement trajectory of the scraper rod 174, and then the scraper rod 174 moves to contact and squeeze the knocking plate 188 to move downward, and the knocking plate 188 moves downward to contact and knock the connecting rod 183. The knocking loosens the debris accumulated on the surface of the filter plate 172 and improves the collection efficiency of the debris by the filter residue frame 177, thereby avoiding clogging of the surface of the filter plate 172 and affecting the separation effect.

[0038] The upper side of the knocking plate 188 is set as an arc surface, the end of the connecting rod 183 away from the filter plate 172 is rotatably connected to the sliding block 184, and the side of the extrusion block 185 close to the baffle 187 is set as a bevel surface three.

[0039] A fixing groove is provided on the surface of the receiving frame 186, and a telescopic spring rod 189 is fixedly installed on the inner wall of the fixing groove. The free end of the telescopic spring rod 189 is fixedly connected to the knocking plate 188. A spring 1810 is provided between the filter plate 172 and the support plate 181. The telescopic spring rod 189 can drive the knocking plate 188 to reset and realize continuous knocking, and the spring 1810 can drive the filter plate 172 to reset.

[0040] When the present embodiment is working, after the grinding of the oil seal body 2 is completed, the servo motor 5 rotates clockwise, the output end of the servo motor 5 rotates clockwise, drives the rotating plate 8 to rotate clockwise through the transmission shaft 10, and the rotating plate 8 rotates clockwise to drive the fixed block 173 to rotate clockwise, and the fixed block 173 rotates clockwise to contact and drive the receiving block 176 to rotate clockwise, and the receiving block 176 rotates to drive the receiving rod 175 to rotate, and the receiving rod 175 rotates to drive the scraper rod 174 to rotate, and the scraper rod 174 rotates to move the debris remaining in the grinding fluid on the surface of the fixed plate 7 to a direction away from the center of the fixed plate 7. The debris is scraped and then falls into the separation frame 171. The debris is guided into the filter residue frame 177 by the filter plate 172, thereby realizing effective separation of the debris in the grinding fluid and reducing subsequent processing costs. At the same time, when the large outer diameter of the oil seal body 2 is ground, the fixed block 173 rotates counterclockwise to contact and squeeze the receiving block 176 to move downward, avoiding the grinding fluid splashing inside the collecting groove on the surface of the fixed plate 7 due to scraping when the large outer diameter of the oil seal body 2 is ground, and preventing impurities in the grinding fluid from splashing onto the surface of the oil seal body 2 and affecting the grinding effect.

[0041] In the process of filtered debris falling into the filter residue frame 177 through the filter plate 172, when too much debris accumulates on the surface of the filter plate 172, the filter plate 172 will be blocked and its filtering effect will be affected, thereby causing the filter plate 172 to move downward under the impact of the grinding fluid, and the filter plate 172 moves downward to drive one end of the connecting rod 183 to move downward, and the one end of the connecting rod 183 moves downward to drive the sliding block 184 to move toward the direction close to the support plate 181 through the other end, and the movement of the sliding block 184 drives the extrusion block 185 to move, and the extrusion block 185 moves to contact and squeeze the block Plate 187 moves upward, baffle 187 moves upward to drive receiving frame 186 to move upward, receiving frame 186 moves upward to drive knocking plate 188 to move upward, knocking plate 188 moves upward to enter the movement trajectory of scraper rod 174, then scraper rod 174 moves to contact and squeeze knocking plate 188 to move downward, knocking plate 188 moves downward to contact and knock on connecting rod 183, knocking loosens the debris accumulated on the surface of filter plate 172 and improves the collection efficiency of debris by filter residue frame 177, avoiding clogging of the surface of filter plate 172 and affecting the separation effect.

[0042] 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 medium chromium cast iron floating oil seal large outer diameter grinding device, comprising an equipment frame (1) and an oil seal body (2), a grinding frame (3) is fixedly installed on the left side of the equipment frame (1), a protective door (4) is slidably installed on the surface of the grinding frame (3), a servo motor (5) is fixedly installed on the bottom of the inner wall of the grinding frame (3), and a grinding mechanism (6) is arranged on the left side of the equipment frame (1), characterized in that: Also includes: A clamping device, the clamping device comprising a fixed plate (7), a rotating plate (8), a driven plate (9), a transmission shaft (10), a toothed plate (11), a rotating rod (12), an arc plate (13), a receiving shaft (14), a roller (15) and a tooth block (16), the fixed plate (7) being fixedly mounted on the inner wall of the grinding frame (3), the rotating plate (8) being rotatably mounted above the fixed plate (7), the driven plate (9) being rotatably mounted above the rotating plate (8), the transmission shaft (10) being fixedly mounted on the inner wall of the grinding frame (3), The servo motor (5) is fixedly mounted on the output end, the toothed disc (11) is fixedly mounted on the circumferential surface of the transmission shaft (10), the rotating rod (12) is rotatably mounted above the driven disc (9), the arc plate (13) is fixedly mounted on the circumferential surface of the rotating rod (12), the receiving shaft (14) is fixedly passed through the upper and lower walls of the arc plate (13), the roller (15) is rotatably mounted on the circumferential surface of the receiving shaft (14), and the tooth block (16) is fixedly mounted on the circumferential surface of the receiving shaft (14); The surface of the fixing plate (7) is provided with a separation device for placing excessive debris accumulated on the surface of the fixing plate (7), the separation device comprising a separation frame (171) and a filter plate (172), the separation frame (171) being fixedly mounted on the bottom of the inner wall of the grinding frame (3), and the filter plate (172) being slidably mounted inside the separation frame (171); Wherein, a knocking device for improving the separation effect of the filter plate (172) is arranged inside the separation frame (171), and the knocking device comprises a support plate (181) and a lifting rod (182), wherein the support plate (181) is fixedly mounted on the inner wall of the separation frame (171), and the lifting rod (182) is fixedly mounted below the filter plate (172); The separation device further comprises a fixed block (173), a scraper rod (174), a receiving rod (175), a receiving block (176) and a filter residue frame (177), wherein the fixed block (173) is fixedly mounted below the rotating plate (8), the scraper rod (174) is slidably mounted on the inner wall of the collecting tank, the receiving rod (175) is fixedly mounted above the scraper rod (174), a sliding groove is provided on the surface of the receiving rod (175), the receiving block (176) is slidably mounted on the inner wall of the sliding groove, and the filter residue frame (177) is fixedly mounted on the inner wall of the separation frame (171); A side of the fixing block (173) close to the receiving block (176) is provided as a first beveled surface, and an end of the receiving block (176) close to the fixing block (173) is provided as a second beveled surface; A telescopic elastic rod (178) is fixedly mounted on the inner wall of the slide slot, and a free end of the telescopic elastic rod (178) is fixedly connected to a receiving block (176); The filter plate (172) is arranged tilted, a feed port is provided on the surface of the filter residue frame (177), and the filter plate (172) is slidably connected to the inner wall of the feed port.

2. A medium chromium cast iron floating oil seal large outer diameter grinding device according to claim 1, characterized in that: Three rotating rods (12) are provided, and the three rotating rods (12) are evenly distributed with the transmission shaft (10) as the center. A grinding disc (61) is provided at the output end of the grinding mechanism (6), and an oil injection pipe (62) is provided on the surface of the grinding mechanism (6).

3. A medium chromium cast iron floating oil seal large outer diameter grinding device according to claim 2, characterized in that: The toothed disc (11) is meshed with the tooth block (16); a collecting groove is provided on the surface of the fixed plate (7); the transmission shaft (10) rotates and passes through the upper and lower walls of the fixed plate (7); the transmission shaft (10) is fixed and passes through the upper and lower walls of the rotating plate (8); and the transmission shaft (10) rotates and passes through the upper and lower walls of the driven disc (9).

4. A medium chromium cast iron floating oil seal large outer diameter grinding device according to claim 3, characterized in that: The knocking device also includes a connecting rod (183), a sliding block (184), an extrusion block (185), a receiving frame (186), a baffle (187) and a knocking plate (188), wherein the connecting rod (183) is rotatably mounted above the filter plate (172), the sliding block (184) is slidably mounted below the fixed plate (7), the extrusion block (185) is fixedly mounted on a side of the sliding block (184) close to the filter plate (172), the receiving frame (186) slides through the upper and lower walls of the fixed plate (7), the baffle (187) is fixedly mounted on a side of the receiving frame (186) close to the sliding block (184), and the knocking plate (188) slides through the upper and lower walls of the receiving frame (186).

5. A medium chromium cast iron floating oil seal large outer diameter grinding device according to claim 4, characterized in that: The upper portion of the knocking plate (188) is configured as an arc surface, one end of the connecting rod (183) away from the filter plate (172) is rotatably connected to the sliding block (184), and one side of the extrusion block (185) close to the baffle (187) is configured as a beveled surface three.

6. A medium chromium cast iron floating oil seal large outer diameter grinding device according to claim 5, characterized in that: A fixing groove is provided on the surface of the receiving frame (186), a second telescopic elastic rod (189) is fixedly installed on the inner wall of the fixing groove, a free end of the second telescopic elastic rod (189) is fixedly connected to the knocking plate (188), and a spring (1810) is provided between the filter plate (172) and the support plate (181).

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