GB2590043A

GB2590043A - A shaft sleeve finish machining treatment process

Info

Publication number: GB2590043A
Application number: GB2104477.1A
Authority: GB
Inventors: Chen Wuyi
Original assignee: Hangzhou Shier Shichen Information Tech Co Ltd
Current assignee: Hangzhou Shier Shichen Information Tech Co Ltd
Priority date: 2020-05-18
Filing date: 2021-03-30
Publication date: 2021-06-16
Also published as: GB202104477D0; CN111571324A; CN111571324B

Abstract

A sleeve bearing finishing process comprises a supporting device (1 fig.1), a clamping device (2 fig.1) and a grinding device (3 fig.1). A bin (37 fig.5) is included to collect machining waste. The clamping mechanisms 25 include plates 251, inner snap rings 252, outer snap rings 253, eyebolts 254, cams 255, inner clamping units 256, electronic pressing rods 257 and outer pressing plates 258 with rubber layers 259. Cam 255 can be rotated to move the clamping units 256 outwardly to hold the inner surface of the bearing whilst pressing plates 258 can be adjusted inwardly to hold the outer surface of the bearing prior to grinding.

Description

A SHAFT SLEEVE FINISH MACHINING TREATMENT PROCESS

TECHNICAL FIELD

[0001] The present invention relates to the technical field of shaft sleeves processing, in particular to a shaft sleeve finish machining treatment process

BACKGROUND OF THE INVENTION

[0002] Shaft sleeves are cylindrical machine parts that sleeved on rotation shafts and one of the components of anti-friction bearing. As specific working environment, the shaft sleeves have a larger friction force when in rotation, thus easily to be damaged after a long time using; the shaft sleeves and the bearings have both similarities and differences, the similarities are that both are bearing load of the shaft, but differently, the shaft sleeves are a whole structure, and the shafts and the shaft sleeves are doing relative movements when in rotation, while the bearings are split type, inner and outer rings of the bearings are doing relative movements when in rotation, naturally, the shaft sleeves are one kind of the sliding bearings [0003] At present, the existing shaft sleeves only focus on finishing equipment, the disadvantages are listed as follows: 1. the existing finishing process apparatus for shaft sleeves manufacturing applies single clamping device generally, which can not finish to several of the shaft sleeves at the same time, thus leads to a low productive efficiency and a higher labor cost; 2. when clamping the shaft sleeves, the existing finishing process apparatus for shaft sleeves manufacturing can not adjust a distance of clamping devices according to a wall thicknesses of the shaft sleeves, so that finishing to the shaft sleeves with different wall thicknesses can not realized, which leads to a low flexibility; 3, when grinding the shaft sleeves, the existing finishing process apparatus for shaft sleeves manufacturing can not clean metal rags and dirt attached on outer wall surfaces of the shaft sleeves and collect by-products produced in the grinding process timely, which influences a processing accuracy and causes an environmental pollution.

BRIEF SUMMARY OF THE INVENTION

100041 The technical problem to be solved by the invention: the existing finishing process apparatus for shaft sleeves manufacturing applies single clamping device generally, which cannot finish several of the shaft sleeves at the same time, thus leads to a low productive efficiency and a higher labor cost; when clamping the shaft sleeves, the existing finishing process apparatus for shaft sleeves manufacturing cannot adjust a distance of a clamping device according to wall thicknesses of the shaft sleeves, so that finishing the shaft sleeves with different wall thicknesses cannot realized, which leads to a low flexibility; when grinding the shaft sleeves, the existing finishing process apparatus for shaft sleeves manufacturing cannot clean metal rags and dirt attached on outer wall surfaces of the shaft sleeves and collect by-products produced in a grinding process timely, which influences a processing accuracy and causes an environmental pollution.

[0005] The following technical plan is adopted by the invention to solve the above-mentioned technical problems: a shaft sleeve finish machining treatment process, mainly completed by a finishing process apparatus for shaft sleeves manufacturing, and the finishing process apparatus for shaft sleeves manufacturing comprises a supporting device, a clamping device and a grinding device, wherein the clamping device has a sliding fit within the supporting device evenly, wherein the grinding device is arranged on a first side of the clamping device, and the grinding device is mounted in the supporting device.

[0006] Wherein the supporting device comprises a support stand, limiting plates, cylinders, cylindrical guide rails and threaded rods, wherein the support stand is a U-shaped structure, wherein the limiting plates are mounted on two sides of the support stand, wherein the cylinders are symmetrically mounted on the limiting plates, and grooves are arranged on the support stand, wherein the cylindrical guide rails are mounted in the grooves, wherein the threaded rods are evenly arranged on the cylindrical guide rails, and the threaded rods are mounted on the support stand by a threaded engagement; whereby when in work, the cylinders push the clamping device to slide bilaterally on the cylindrical guide rails, and then the threaded rods is able to adjust an upper and lower distance of the clamping device.

100071 Wherein the clamping device comprises pulleys, placement plates, column rods, transmission mechanisms and clamping mechanisms, wherein the pulleys are in sliding fit connection with the cylindrical guide rails, and the pulleys are connected with each other through the column rods, wherein the placetnent plates are mounted on the column rods, wherein the transmission mechanism are symmetrically mounted on middle parts of the placement plates, wherein the clamping mechanisms are symmetrically arranged between the transmission mechanisms, and the clamping mechanisms are mounted on the placement plates; whereby when in work, the transmission mechanisms provide power for the shaft sleeves; and then the shaft sleeves rotate on the placement plates, and then the clamping mechanisms are able to clamp the shaft sleeves to prevent sideslips of the shaft sleeves when in rotation.

100081 Wherein the clamping mechanisms comprise clamping plates, inner snap rings, outer snap rings, eyebolts, cams, inner clamping units, electronic pressing rods, outer pressing plates and rubber layers, wherein the clamping plates are mounted on the placement plates, wherein the eyebolts are mounted on middle parts of lower end surfaces of the clamping plates, wherein the cams are mounted on the eyebolts, wherein the inner snap rings are mounted on outer sides of the cams, wherein the inner clamping units are evenly arranged on the inner snap rings, wherein the outer snap rings are mounted on outer of the inner clamping units; wherein the electronic pressing rods are evenly mounted on inner side surfaces of the outer snap rings; wherein the outer pressing plates are mounted on active ends of the electronic pressing rods, wherein the rubber layers are arranged on outer sides of the outer pressing plates; whereby when in work, the eyebolts are rotated in terms of wail thicknesses of the shaft sleeves, thereby the cams are driven to rotate, and then the shaft sleeves are clamped in the inner clamping units, thereby the shaft sleeves with different wall thicknesses can be clamped, thus a using flexibility of the apparatus and a productivity efficiency are increased; the electronic pressing rods on outsides of the clamping plates push the outer pressing plates to clamp the shaft sleeves again, and at the same time, the rubber layers arranged on the outer sides of the outer pressing plates are able to clamp the shaft sleeves and protect inner walls of the shaft sleeves, which avoid a damage to interiors of the shaft sleeves from overlarge pushing forces of the electronic pressing rods.

[0009] The grinding device comprises a grin re-shaped plates, rubber sprim grinding rods, grinding heads; cleaning mechanisms a collecting box, wherein a cross-section of the grinding plate is on L-shaped, wherein the grinding plate is fixedly mounted on a middle part of the support stand; wherein arc-shaped grooves are arranged on the grinding plate, wherein rubber springs are mounted in the arc-shaped grooves, wherein the arc-shaped plates are mounted in the arc-shaped grooves, wherein the grinding rods are evenly mounted on the arc-shaped plates, wherein the grinding heads are mounted on the grinding rods, wherein cleaning mechanisms are arranged below the grinding rods, wherein the cleaning mechanisms are mounted on the arc-shaped plates, wherein the collecting box is arTang,ed below the cleaning mechanisms, and a sliding groove is arranged on the grinding plate, wherein the collecting box is sliding fit connection with the grinding plate; whereby when in work, the clamping device is pushed into the grinding plate by the cylinders, and then the shaft sleeves rotate to contact the grinding rods under powers provided by the transmission mechanisms to realize a grinding to the outer walls of the shaft sleeves, and then the rubber springs are able to avoid a damage to the grinding heads due to an excessive speed when the shall sleeves contacts the grinding plate, and then the cleaning mechanisms can clean metal scraps and dirt attached on the surfaces of the shaft sleeves timely in a grinding process, thus rags produced on the outer walls of the shaft sleeves due to the metal scraps and the dirt attached on the surface of the shaft sleeve affects the accuracy of the shaft sleeve is avoided, and then the collecting box is able to collect the garbage and by-products produced in the grinding process to avoid environmental pollution problems.

[0010] The shaft sleeve finish machining treatment process specifically comprises the following steps: [0011] S 1. Replacement and clamping of the shaft sleeves: the shaft sleeves to be processed are placed on the placement plates manually, and then the eyebolts are rotated in terms of the wall thicknesses of the shaft sleeves, thus the cams are driven to rotate, and then the shaft sleeves are clamped tightly within the inner clamping units, thereby the shaft sleeves with different wall thicknesses are clamped can be realized to increase the using flexibility of the apparatus and the productivity efficiency; [0012] S2. Secondary clamping to the shaft sleeves: the electronic pressing rods on outer sides of the clamping plates push the outer pressing plates to clamp the shaft sleeves again, and at the same time, the rubber layers arranged on the outer sides of the outer pressing plates are able to protect the inner walls of the shaft sleeves while clamp the shaft sleeves, which avoid the damage to the interiors of the shaft sleeves from the overlarge pushing forces of the electronic pressing rods; [0013] S3. Grinding process of the shaft sleeves: after steps S t and S2 are finished, the clamping device is pushed into the grinding plate by the cylinders, and then the shaft sleeves rotate to contact the grinding rods under the powers provided by the transmission mechanisms to realize a grinding to the outer walls of the shaft sleeves, and then the rubber springs are able to avoid a damage to the grinding heads due to an excessive speed when the shaft sleeves contact the grinding plate; [0014] 54. Surface cleaning to the shaft sleeves: during a grinding process to the shaft sleeve in S3, the cleaning mechanisms can clean metal scraps and dirt attached on the surfaces of the shaft sleeves timely in the grinding process, thus avoid rags produced on the outer wall of the shaft sleeve due to the metal scraps and the dirt attached on the surfaces of the shaft sleeves affect the accuracy of the shaft sleeves; [0015] 55. Grinding garbage collection: during the grinding process to the shaft sleeve in 53, the collecting box is able to collect the garbage and by-products produced in the grinding process to avoid the environmental pollution problems; [0016] SG. Shaft sleeve collection and placement: the shaft sleeves are placed on finished product area after being processed.

[0017] As an optimized technical proposal, wherein the transmission mechanisms comprise trapezoidal plates, rotation rollers, belts, transmission motors and U-shaped plates, wherein the trapezoidal plates are mounted on the middle parts of the placement plates, wherein the rotation rollers are evenly mounted on the trapezoidal plates, and the rotation rollers are connected with each other through the belts, wherein the rotation rollers are connected with output shafts of the transmission motors, wherein the transmission motors are mounted on the U-shaped plates through motor mounts, and the U-shaped plates are in sliding fit connection with the support stand; whereby when in work, under actions of the clamping mechanisms, the shaft sleeves are stably placed on the placement plates, and then the transmission motors are started to drive the shaft sleeves to rotate on the rotation rollers.

[0018] As an optimized technical proposal, wherein the inner clamping units comprise pressing plates, compression springs, sliders, chucks, resetting springs and sliding columns, wherein the sliding columns are in sliding fit connection with the inner snap rings evenly, wherein the pressing plates are mounted on inner end surfaces of the sliding columns, wherein the compression springs are mounted between the pressing plates and the inner snap rings, wherein the sliders are in sliding fit connection with an outer end surfaces of the sliding columns, wherein the resetting springs are mounted between the sliders and the sliding columns, wherein the chucks are mounted on outer end surfaces of the sliders; whereby when in work, the shaft sleeves are fixed to be clamped from inner sides of the chucks through a coupling using of the sliders and the resetting springs, thus avoid an effect on a grinding accuracy of the shaft sleeves due to the sideslips of the shaft sleeves in rotation.

[0019] As an optimized technical proposal, wherein the cleaning mechanisms comprise cleaning blocks, sliding blocks, arc-shaped springs, cleaning plates and brushes, wherein the cleaning blocks are evenly mounted on the arc-shaped plates, wherein round grooves are arranged on middle parts of the cleaning blocks, wherein the sliding blocks are in sliding fit connection within the round grooves, wherein the arc-shaped springs are mounted between the sliding blocks and the cleaning blocks, wherein the cleaning plates are mounted on the sliding blocks, wherein the brushes are evenly mounted on the cleaning plates; whereby when in work, the shaft sleeves enter into the grinding plate, with a coupling using of the arc-shaped springs, the sliding blocks and the brushes, the brushes are able to closely stick to the outer walls of the shaft sleeves to improve a cleaning effect.

[0020] As an optimized technical proposal, wherein cross-sections of the cams are convex at four angles; whereby when the wall thicknesses of the shaft sleeves are different, the cams are driven to rotate by the eyebolts, and then the cross-sections with four convex angles are coupled with the inner clamping units to increase a clamping force.

[0021] As an optimized technical proposal, wherein the electronic pressing rods are located between two of the inner clamping units, and the outer pressing plates are on arc-shaped to increase a compactness between the outer pressing plates and the inner walls of the shaft sleeves and a clamping force.

[0022] The benefits of the invention are as follows: 1. the present invention is able to finish several of the shaft sleeves at the same time with a high productive efficiency and low labor cost, and the clamping device is in sliding fit on the support stand, which can slide around each other and is benefit to improve a flexibility of using the equipment; 2, the clamping device disclosed in the present invention can adjust a distance of the clamping device according to the shaft sleeves with different wall thicknesses and finish the the shaft sleeves with different wall thicknesses at the same time, which is benefit to improve a functionality of the equipment and a using flexibility; moreover, the rubber layers and the rubber springs are arranged on the clamping device, which greatly increases a protective function to the inner walls of the shaft sleeves and avoid a damage to the inner walls of the shaft sleeves due to an overlarge clamping force in clamping process even a deformation, is conductive to improving a qualified rate of production; 3. as the cleaning device is arranged on the grinding device, which can clean the metal rags and dirt attached on the surfaces of the shaft sleeves timely, which is benefit to improve a processing accuracy; a collection box is arranged on the grinding device, which can collect the products produced in the grinding process in time and is benefit to protect the environment.

BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The present invention will be further described in conjunction with the accompanying drawings and embodiment [0024] FIG. 1 is a process flow diagram of the presentinvention; [0025] FIG. 2 is a three-dimensional structure diagrams of the present invention; [0026] FIG. 3 is a schematic structural diagram of a section between a clamping device and a grinding device in the present invention; [0027] FIG. 4 is an enlarged structural schematic diagram of "A" in FIG. 3; [0028] FIG. 5 is a schematic structural diagram of a main plane view of the present invention; [0029] FIG. 6 is a cross-sectional view showing a schematic structural diagram of the clamping device in the present invention, [0030] FIG. 7 is a schematic structural diagram of inner clamping units in the present invention.

DETAILED DESCRIPTION OF THE INVENTION

[00311 The above is only the thither description of the technical proposal of this invention in combination with the specific embodiments and drawings, but the protection scope of the present invention is not limited thereto.

[0032] Referring to FIG. 1-7, a shaft sleeve finish machining treatment process, mainly completed by a finishing process apparatus for shaft sleeves manufacturing, and the finishing process apparatus for shaft sleeves manufacturing comprises a supporting device 1, a clamping device 2 and a grinding device 3, wherein the clamping device 2 has a sliding fit within the supporting device I evenly, wherein the grinding device 3 is arranged on a first side of the clamping device 2, and the grinding device 3 is mounted in the supporting device 1.

[003311 Wherein the supporLing device 1 comprises a support stand 11, limiting plates 12, cylinders 13, cylindrical guide rails 14 and threaded rods 15, *herein the support stand Ii is a U-shaped structure, wherein the limiting plates 12 are mounted on two sides of the support stand 11, wherein the cylinders 13 are symmetrically mounted on the limiting plates 12, and grooves are arranged on the support stand 11, wherein the cylindrical guide rails 14 are mounted in the grooves, wherein the threaded rods 15 are evenly arranged on the cylindrical guide rails 14, and the threaded rods 15 are mounted on the support stand II by a threaded engagement; whereby when in work, the cylinders 13 push the clamping device 2 to slide bilaterally on the cylindrical guide rails 14, and then the threaded rods 15 is able to adjust an upper and lower distance of the clamping device 2.

[0031 Wherein the clamping device 2 comprises pulleys 21, placement plates z.z., column rods 23, transmission mechanisms 24 and clamping mechanisms 25, wherein the pulleys 21 are in sliding fit connection with the cylindrical guide rails 14, and the pulleys 21 are connected with each other through the column rods 23, wherein the placement plates 22 are mounted on the column rods 23, wherein the transmission mechanism 24 are symmetrically mounted on middle parts of the placement plates 22, wherein the clamping mechanisms 25 are symmetrically arranged between the transmission mechanisms 24, and the clamping mechanisms 25 are mounted on the placement plates 22; whereby when in work, the transmission mechanisms 24 provide power for the shaft sleeves, and then the shaft sleeves rotate on the placement plates 22, and then the clamping mechanisms 25 are able to clamp the shaft sleeves to prevent sideslips of the shaft sleeves when in rotation.

[0035] Wherein the transmission me isms 24 comprise trapezoicial plates 241, rotation rollers 242, belts 243, transmission motors 244 and U-shaped plates 245, wherein the trapezoidal plates 24] are mounted on the middle parts of the placement plates 22, wherein the rotation rollers 242 are evenly mounted on the trapezoidal plates 241, and the rotation rollers 242 are connected with each other through the belts 243, wherein the rotation rollers 242 are connected with output shafts of the transmission motors 244, wherein the transmission motors 244 are mounted on the U-shaped plates 245 through motor mounts, and the U-shaped plates 245 are in sliding fit connection with the support stand 11; whereby when in work, under actions of the clamping mechanisms 25, the shaft sleeves are stably placed on the placement plates 22, and then the transmission motors 244 are started to drive the shaft sleeves to rotate on the rotation rollers 242.

[0036] Wherein the clamping mechanisms comprise clamping plates 251 inner snap rings 252, outer snap rings 253, eyebolts 254, cams 255, inner clamping units 256, electronic pressing rods 257, outer pressing plates 258 and rubber layers 259, wherein the clamping plates 251 are mounted on the placement plates 22, wherein the eyebolts 254 are mounted on middle parts of lower end surfaces of the clamping plates 251, wherein the cams 255 are mounted on the eyebolts 254, wherein the inner snap rings 252 are mounted on outer sides of the cams 255, wherein the inner damping units 256 are evenly arranged on the inner snap rings 252, wherein the outer snap rings 253 are mounted on outer sides of the inner clamping units 256, wherein the electronic pressing rods 257 are evenly mounted on inner side surfaces of the outer snap rings 253, wherein the outer pressing plates 258 are mounted on active ends of the electronic pressing rods 257, wherein the rubber layers 259 are arranged on outer sides of the outer pressing-plates 258; whereby when in work, the eyebolts 254 are rotated in terms of wall thicknesses of the shaft sleeves, thereby the cams 255 are driven to rotate, and then the shaft sleeves are clamped from inner sides of the inner clamping units 256, thereby the shaft sleeves with different wall thicknesses can be clamped, thus a using flexibility of the apparatus and a productivity efficiency are increased; the electronic pressing rods 257 on outsides of the clamping plates 251 push the outer pressing plates 258 to clamp the shaft sleeves again, and at the same time, the rubber layers 259 arranged on the outer sides of the outer pressing plates 258 are able to clamp the shaft sleeves and protect inner walls of the shaft sleeves, which avoid a damage to interiors of the shaft sleeves from overlarge pushing forces of the electronic pressing rods 257.

[0037] Cross-sections of the cams 255 are convex at four angles; whereby when the wall thicknesses of the shaft sleeves are different, the cams 255 are driven to rotate by the eyebolts 254, and then the cross-sections with four convex angles are coupled with the inner clamping units 256 to increase a clamping force [0038] The electronic pressing rods 257 are located between two of the inner clamping units 256, and the outer pressing plates 258 are on arc-shaped to increase a compactness between the outer pressing plates 258 and the inner walls of the shaft sleeves and a clamping force.

[0039] Wherein the inner damping units 256 comprise pressing plates 2561, compression springs 2562, sliders 2563, chucks 2564, resetting: springs and sliding columns 2566, wherein the sliding columns 2566 are in sliding fit connection with the inner snap rings 252 evenly, wherein the pressing plates 2561 are mounted on inner end surfaces of the sliding columns 2566, wherein the compression springs 2562 are mounted between the pressing plates 2561 and the inner snap rings 252, wherein the sliders 2563 are in sliding fit connection with an outer end surfaces of the sliding columns 2566, wherein the resetting springs are mounted between the sliders 2553 and the sliding columns 2555, wherein the chucks 2564 are mounted on outer end surfaces of the sliders 2563; whereby when in work, the shaft sleeves are fixed to be clamped from inner sides of the chucks 2564 through a coupling using of the sliders 2563 and the resetting springs, thus avoid an effect on a grinding accuracy of the shaft sleeves due to the sideslips of the shaft sleeves in rotation.

[0040] The grinding device 3 comprises a grinding plate 31, arc-shaped plates 32, rubber springs 33, grinding rods 342 grinding heads 35, cleaning mechanisms 36 and a collecting box 37, wherein a cross-section of the grinding plate 31 is on L-shaped, wherein the grinding plate 31 is fixedly mounted on a middle part of the support stand 112 wherein arc-shaped grooves are arranged on the grinding plate 31, wherein the rubber springs 33 are mounted in the arc-shaped grooves, wherein the arc-shaped plates 32 are mounted in the arc-shaped grooves, wherein the grinding rods 34 are evenly mounted on the arc-shaped plates 32, wherein the grinding heads 35 are mounted on the grinding, rods 34, wherein cleaning mechanisms 36 are arranged below the grinding rods 34, wherein the cleaning mechanisms 36 are mounted on the arc-shaped plates 32, wherein the collecting box 37 is arranged below the cleaning mechanisms 36, and a sliding groove is arranged on the grinding plate 31, wherein the collecting box 37 is sliding fit connection with the grinding plate 31; whereby when in work, the clamping device 2 is pushed into the grinding plate 31 by the cylinders 13, and then the shaft sleeves rotate to contact the grinding rods 34 under powers provided by the transmission mechanisms 24 to realize a grinding to the outer walls of the shaft sleeves, and then the rubber springs 33 are able to avoid a damage to the grinding heads 35 due to an excessive speed when the shaft sleeves contacts the grinding plate 31, and then the cleaning mechanisms 36 can clean metal scraps and din attached on the surfaces of the shaft sleeves timely in a grinding process, thus rags produced on the outer walls of the shaft sleeves due to the metal scraps and the dirt attached on the surface of the shaft sleeve affects the accuracy of the shaft sleeve is avoided, and then the collecting box 37 is able to collect the garbage and byproducts produced in the grinding process to avoid environmental pollution problems.

[0041] The cleaning mechanisms 36 comprise cleaning blocks 361, sliding blocks 362, arc-shaped springs 363, cleaning plates 364 and brushes 365, wherein the cleaning blocks 361 are evenly mounted on the arc-shaped plates 32, wherein round grooves are ananged on middle parts of the cleaning blocks 361, wherein the sliding blocks 362 are in sliding fit connection within, the round grooves, wherein the arc-shaped springs 363 are mounted between the sliding blocks 362 and the cleaning blocks 361, wherein the cleaning plates 364 are mounted on the sliding blocks 362, wherein the brushes 365 are evenly mounted on the cleaning plates 364; whereby when in work, the shaft sleeves enter into the grinding plate 31, with a coupling using of the arc-shaped springs 363, the sliding blocks 362 and the brushes 365, the bnishes 365 are able to closely stick to the outer walls of the shaft sleeves to improve a cleaning effect.

[0042] The shaft sleeve finish machining treatment process specifically comprises the following steps: [0043] Si. Replacement and clamping of the shaft sleeves: the shaft sleeves to be processed are placed on the placement plates 22 manually; and then the eyebolts 254 are rotated in terms of the wail thicknesses of the shaft sleeves, thus the cams 255 are driven to rotate, and then the shaft sleeves are clamped tightly within the inner clamping units 256, thereby the shaft sleeves with different wall thicknesses are clamped can be realized to increase the using flexibility of the apparatus and the productivity efficiency; [0044] 52. Secondary clamping to the shaft sleeves: the electronic pressing rods 257 on outer sides of the clamping plates 251 push the outer pressing plates 258 to clamp the shaft sleeves again, and at the same time, the rubber layers 259 arranged on the outer sides of the outer pressing plates 258 are able to protect the inner walls of the shaft sleeves while clamp the shaft sleeves, which avoid the damage to the interiors of the shaft sleeves from the overlarge pushing forces of the electronic pressing rods 257; [0045] S3. Grinding process of the shaft sleeve after steps St and S2 are finished; the clamping device 2 is pushed into the grinding plate 31 by the cylinders 13, and then the shaft sleeves rotate to contact the grinding rods 34 under the powers provided by the transmission mechanisms 24 to realize a grinding to the outer walls of the shaft sleeves, and then the rubber springs 33 are able to avoid a damage to the grinding heads 35 due to an excessive speed when the shaft sleeves contact the grinding plate 31; [0046] S4. Surface cleaning to the shaft sleeves: during a grinding process to the shaft sleeve in S3; the cleaning mechanisms 36 can clean metal scraps and dirt attached on the surfaces of the shaft sleeves timely in the grinding process, thus avoid rags produced on the outer wall of the shaft sleeve due to the metal scraps and the dirt attached on the surfaces of the shaft sleeves affect the accuracy of the shaft sleeves; [0047] S5. Grinding garbage collection: during the grinding process to the shaft sleeve in S3, the collecting box 37 is able to collect the garbage and by-products produced in the grinding process to avoid the environmental pollution problems; [0048] 56. Shaft sleeve collection and placement: the shaft sleeves are placed on finished product area after being processed.

[0049] The specific embodiments described herein is merely an illustration purpose for the spirit of the present invention, the person skilled in this art can make any kinds of modifications, supplements or replacements with similar methods to the embodiments in the present invention, which will not depart from the spirit or surpass the scope defined by the claims of the present invention.

Claims

CLAIMS1 A shaft sleeve finish machining treatment process, mainly completed by a finishing process apparatus for shaft sleeves manufacturing, and the finishing process apparatus for shaft sleeves manufacturing comprising a supporting device; a clamping device and a grinding device, wherein the clamping device has a sliding fit within the supporting device evenly, wherein the grinding device is arranged on a first side of the clamping device, and the grinding device is mounted in the supporting device; the supporting device comprising: a support stand; limiting plates; cylinders; cylindrical guide rails and threaded rods, wherein the support stand is a U-shaped structure, wherein the limiting plates are mounted on two sides of the support stand, wherein the cylinders are symmetrically mounted on the limiting plates; grooves arranged on the support stand, wherein the cylindrical guide rails are mounted in the grooves, wherein the threaded rods are evenly arranged on the cylindrical guide rails, and the threaded rods are mounted on the support stand by a threaded engagement; the clamping device comprising: pulleys; placement plates; column rods; transmission mechanisms and clamping mechanisms, wherein the pulleys are in sliding fit connection with the cylindrical guide rails, and the pulleys are connected with each other through the column rods, wherein the placement plates are mounted on the column rods, wherein the transmission mechanism are symmetrically mounted on middle parts of the placement plates, wherein the clamping mechanisms are symmetrically arranged between the transmission mechanisms, and the clamping mechanisms are mounted on the placement plates; the clamping mechanisms comprising clamping plates; inner snap rings; outer snap rings; eyebolts; cams; inner clamping units; electronic pressing rods; outer pressing: plates and rubber layers, wherein the clamping plates are mounted on the placement plates, wherein the eyebolts are mounted on middle parts of lower end surfaces of the clam plates, wherein the cams are mounted on the eyebolts, wherein the inner snap rings are mounted outerid of wherein the inner clamping units are evenly arranged on the inner snap rings, wherein the outer nap rings are mounted on u sides of the inner clamping uni wherein the electronic pressing rods are evenly mounted on inner side surfaces of the outer snap rings, wherein the outer pressing plates are mounted on active ends of the electronic pressing rods, wherein, le rubber layers are arranged on outer sides of e outer pressing plates; the grinding device comprising: a grinding plate; arc-shaped plates; rubber springs; grinding rods; grinding heads; cleaning mechanisms and a collecting box, wherein a cross-section of the grinding plate is on L-shaped, wherein the grinding plate is fixedlymounted on a middle part of the support stand; arc-shaped grooves arranged on the finding piate wherein the rubber springs are mounted in the arc-shaped grooves, wherein the arc-shaped plates are mounted in the arc-shaped grooves, wherein the grinding rods are evenly mounted on the arc-shaped plates, wherein the grinding heads are mounted o grinding is wherein cleaning mechanisms are arranged below the grinding rods; wherein the cleaming mechanismsare mounted on the arc-shaped plates, wherein the collecting box is arranged below the cleaning mechanisms; a sliding groove arranged on the grinding plate; wherein the collecting box is sliding fit connection with the grinding plate; The shaft sleeve finish machining treatment process specifically comprises the following steps: SI. Replacement and clamping of the shaft sleeves: the shaft sleeves to be processed are placed on the placement plates manually; and then the eyebolts are rotated in terms of the wall thicknesses of the shaft sleeves, thus the cams are driven to rotate, and then the shaft sleeves are clamped tightly within the inner clamping units; S2. Secondary clamping to the shaft eves: the electronic pressing rods oct outer sides of the clamping plates push the outer pressing plates to clamp the shaft sleeves again, and at the same time, the rubber layers arranged on the outer sides of the outer pressing plates are able to protect the inner walls of the shaft sleeves while clamp the shaft sleeves, which avoid the damage to the interiors of the shaft sleeves from the overlarge pushing forces of the electronic pressing rods; S3 Grinding process of the shaft sleeves: after steps St and S2 are finished, the clamping s pushed into the grinding plate by the cylinders, and then the shaft sleeves rotate to contact the grinding rods under the powers provided by the transmission mechanisms to realize a grinding to the outer walls of the shaft sleeves; 54. Surface cleaning to the shaft sleeves: during a grinding process to the shaft sleeve in S3, the cleaning mechanisms can clean metal scraps and dirt attached on the surfaces of the shaft sleeves timely in the grinding process; Si. Grinding garbage collection: during the grinding process to the shaft sleeve in S3" the collecting box is able to collect the garbage and by-products produced in the grinding process; S6. Shaft sleeve collection and placement the shaft sleeves are placed on finished 'product area after being processed.
2 The shaft sleeve finish machining treatment process defined in claim I, wherein the transmission mechanisms comprising: trapezoidal plates; rotation rollers; belts; transmission motors and U-shaped plates, wherein the trapezoidal plates are mounted on the middle parts of the placement plates, 1.8 wherein the rotation rollers are evenly mounted on the trapezoidal plates, and the rotation rollers are connected with each other through the belts, wherein the rotation rollers are connected with output shafts of the transmission motors, wherein the transmission motors are mounted on the U-shaped plates through motor mounts, and the U-shaped Plates a in sliding fit connection with the support stand.
3. The shaft sleeve finish machining treatment process defined in claim 1 the inner clamping units comprising: pressing plates; compression pt sliders; chucks; resetting springs and sliding columns, wherein the sliding columns are iii sliding fit connection with the inner snap rings evenly, wherein the pressing plates are mounted on inner end surfaces of the sliding columns, wherein the compression springs are mounted between the pressing pla tner snap rings, wherein the sliders are in sliding connection with an outer end surfaces of the s columns, wherein the resetting springs are mounted between the sliders and the sliding columns, wherein the chucks are mounted on outer end surfaces of the sliders:
4. The shaft sleeve finish machining treatment process defined in claim 1, wherein the cleaning In ech ani sms comprising: cleaning blocks; sliding blocks; arc-shaped springs; cleaning plates and brushes, wherein the cleaning blocks are evenly mounted on the arc-shaped plates, wherein round grooves are arranged on middle parts of the cleaning blocks; wherein the sliding blocks are in sliding fit connection within the ound grooves, wherein thearc-shaped springs are mounted between the sliding blocks and the cleaning blocks; wherein the cleaning plates are mounted on the sliding blocks, wherein the brushes are evenly mounted on the cleaning plates.
5. The shaft sleeve finish machining treatment process defined in claim 1, wherein cross-sections of the cams are convex at four angles.
6. The shaft sleeve finish machining treatment process defined in claim 1, wherein the electronic pressing rods are located between two of the inner damping units, and the outer pressing plates are on arc-shaped.