CN113172508B - Device and process for trimming axle housing rubber sealing element after molding - Google Patents
Device and process for trimming axle housing rubber sealing element after molding Download PDFInfo
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- CN113172508B CN113172508B CN202110564376.5A CN202110564376A CN113172508B CN 113172508 B CN113172508 B CN 113172508B CN 202110564376 A CN202110564376 A CN 202110564376A CN 113172508 B CN113172508 B CN 113172508B
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- trimming
- feeding
- cylinder
- inner hole
- rubber sealing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/20—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of plastics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention relates to a trimming device and a trimming process for molded axle housing rubber sealing elements, which comprises a rack, a rotary feeding rack, an adjustable poking roller mechanism and two trimming mechanisms, wherein the rotary feeding rack is horizontally and rotatably arranged on the rack and used for intermittent feeding; compared with the existing finishing and processing mode, the device provided by the invention can solve the problems that continuous and streamlined processing treatment cannot be realized, the processing efficiency is low, and time and labor are consumed when the rubber sealing element is finished and polished in the prior art.
Description
Technical Field
The invention relates to the technical field of mechanical sealing element production and manufacturing, and particularly provides a finishing device and a finishing process for an axle housing rubber sealing element after molding.
Background
The axle housing is used for mounting a main speed reducer, a differential mechanism, a half shaft and a wheel assembly base body, and is mainly used for supporting and protecting the main speed reducer, the differential mechanism, the half shaft and the like. The ordinary non-break type drive axle housing is a rigid hollow beam supported on left and right drive wheels, in which the driving components of main speed reducer, differential mechanism and half axle are all mounted, and said axle housing is connected with vehicle frame or carriage by means of longitudinal steel plate spring. The axle housing is an important component of the drive axle and is one of the main components of the drive train. The axle housing rubber sealing element provided by the invention is mainly a mechanical sealing element which is used for sealing between an axle housing main body and a half-axle sleeve of a large-sized axle housing assembled on a heavy truck or a train.
The rubber sealing element is basically processed and molded in an injection molding mode, certain burrs are inevitably generated on the rubber sealing element after the molding and the processing are completed, the quality of the rubber sealing element and the sealing effect in the actual use are affected by a small amount of burrs, and therefore the rubber sealing element needs to be further trimmed and processed after the molding, and the problems of burrs generated in the molding process are mainly eliminated.
The technology for removing the burrs of the rubber sealing element in the prior art is various, but the grinding removal is the most direct and common removing mode, when the burrs of the conventional axle housing rubber sealing element are ground and removed, most of the burrs are ground and removed manually or removed by semi-automatic grinding equipment, but obviously, the technology has the prominent problems that continuous and streamlined processing cannot be basically realized when a large number of rubber sealing elements are trimmed and processed, the processing efficiency is low, and time and labor are consumed.
The invention provides a trimming device and a trimming process for an axle housing rubber sealing element after molding, which are used for solving the problems.
Disclosure of Invention
In order to solve the problems, the invention provides a finishing device after forming an axle housing rubber sealing element, which is used for solving the problems mentioned in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a trimming device after molding of an axle housing rubber sealing element comprises a rack, a rotary feeding rack, an adjustable shifting roller mechanism and two trimming mechanisms, wherein the rotary feeding rack is horizontally and rotatably arranged on the rack and used for intermittent feeding; wherein:
the rotary feeding frame comprises a feeding frame which is arranged in a horizontal rotating mode, and the feeding frame comprises two feeding plates and a serial cylinder which is fixedly connected between the two feeding plates; the two feeding trays and the serial cylinder are coaxially arranged, and the two feeding trays are overlapped in the axial visual angle of the serial cylinder; four arc notches are uniformly distributed on the upper charging tray around the circumference of the central shaft, and a wing plate is formed between every two adjacent arc notches on the upper charging tray; two positioning rollers are rotatably arranged between the four groups of wing plates at opposite positions on the two upper charging trays, the central shafts of the two positioning rollers and the central shaft of the serial cylinder are sequentially connected on the same vertical plane to form an isosceles triangle, and the vertex of the isosceles triangle is positioned on the central shaft of the serial cylinder;
the adjustable roller shifting mechanism is arranged on the feeding frame and comprises four electric rollers which are uniformly distributed around the circumference of a central shaft of the series cylinder and have synchronously adjustable distances from the central shaft; the four electric rollers are distributed at four groups of arc notches in opposite positions in a one-to-one correspondence manner, the electric rollers are positioned between the two arc notches at the positions, and the electric rollers are arranged in the middle of the two adjacent positioning rollers;
the two trimming mechanisms are symmetrically distributed on two axial sides of the feeding frame in a mirror image mode; the trimming mechanism comprises a lifting seat for up-and-down adjustment, a carry component arranged on the lifting seat and carrying along the axial direction of the feeding frame, and a trimming module assembled on the carry component and carrying along with the carry component; the trimming module is arranged close to one side of the feeding frame, and the central shaft of the trimming module and the rotating central shaft of the feeding frame are positioned on the same vertical plane; the trimming module comprises an inner hole trimming die for polishing and trimming the inner hole wall of the rubber sealing ring and a side wall trimming die which is matched and assembled on the inner hole trimming die and is used for polishing and trimming the side wall of the rubber sealing ring.
Preferably, the inner hole trimming die is of a cylindrical structure with a central shaft parallel to the axial direction of the serial cylinder, and four U-shaped grooves are uniformly distributed on the circumference of the cylindrical side surface of the inner hole trimming die; the side wall trimming die comprises a polishing ring which is sleeved on the inner hole trimming die in a clearance manner, the polishing ring and the inner hole trimming die are coaxially arranged, four inward extending lugs which correspondingly extend into four U-shaped grooves one by one are arranged on the inner ring of the polishing ring, each inward extending lug is connected with a guide pin which is horizontally matched with the back end of the inner hole trimming die in a sliding manner, a pressure spring is correspondingly sleeved on each guide pin, and two ends of each pressure spring are connected between the inward extending lugs and the inner side wall of the U-shaped groove;
four arc surfaces separated by four U-shaped grooves on the cylindrical side wall of the inner hole trimming die are abrasive surfaces attached with abrasive materials, and the front end face of the grinding ring is the abrasive surface attached with the abrasive materials.
Preferably, the adjustable roller shifting mechanism further comprises a bidirectional screw rod, a nut hinged seat, a connecting rod, a guide rail and a sliding block; the bidirectional screw rod penetrates through the central shaft of the tandem cylinder and is horizontally and rotatably installed between the two feeding discs, two thread sections with opposite thread turning directions are arranged on the bidirectional screw rod and positioned on the outer sides of the two feeding discs, the two thread sections are respectively in threaded connection with the nut hinge seats, the shaft ends of the four electric rollers on the two feeding discs are respectively provided with a position avoiding notch, the rotating shaft of the electric roller penetrates through the position avoiding notch, the guide rails are correspondingly arranged on the outer end surfaces of the two feeding discs and positioned on the four position avoiding notches, the guide direction of each guide rail points to the central shaft of the feeding disc, each guide rail is provided with a slide block in a sliding manner, and the nut hinge seats are hinged with the four adjacent slide blocks on the feeding discs through two ends of the connecting rod, the electric roller is horizontally and rotatably arranged between the sliding blocks at two sides of the shaft end.
Preferably, the lifting seat comprises two adjusting screws vertically and rotatably mounted at the top end of the rack and a lifting beam plate horizontally arranged between the two adjusting screws, and the lifting beam plate is in threaded connection with the two adjusting screws; the carry assembly is arranged on the lifting beam plate.
Preferably, the carry assembly comprises a carry cylinder fixedly mounted on the lifting beam plate through a fixing plate and a stroke disc fixedly mounted at an output end of the carry cylinder, an output direction of the carry cylinder is along an axial direction of the series cylinder, and the stroke disc is closer to the feeding frame relative to the carry cylinder; the inner hole trimming die is fixedly arranged on the stroke disc.
Preferably, the rotary feeding frame further comprises two rotary end head frames which are arranged in a mirror symmetry manner, the two rotary end head frames are fixedly mounted on the outer end faces of the two feeding discs in a one-to-one correspondence manner and are coaxially arranged, and the two rotary end head frames are rotatably mounted on the rack through rotating bearings.
Preferably, the rotating end frame comprises four fixing columns fixedly mounted on the outer end face of the upper charging tray and four rotating cylinders fixedly mounted on the four fixing columns, the four fixing columns and the four connecting rods are distributed at intervals, and the rotating cylinders are rotatably mounted on the rack through rotating bearings.
Preferably, both ends of the bidirectional screw rod are provided with a first hand wheel.
Preferably, the top end of the adjusting screw is provided with a second hand wheel.
The technical scheme has the following advantages or beneficial effects:
1. the invention provides a finishing device for an axle housing rubber sealing element after molding, which can be assembled between two existing conveyors for conveying rubber sealing elements and can solve the problems that continuous and streamlined processing treatment cannot be realized, the processing efficiency is low, and time and labor are consumed when the rubber sealing element is finished and polished in the prior art.
2. The invention provides a finishing device for an axle housing rubber sealing element after molding, which can realize intermittent rotary feeding of the rubber sealing element by rotating a feeding frame, and can automatically and quickly finish synchronous finishing and polishing of an inner hole and outer end faces at two sides of the rubber sealing element under the rotary stirring of an electric roller and the mutual matching of two finishing mechanisms after the rubber sealing element is driven to a position between the two finishing mechanisms by rotation; therefore, the continuous, streamlined and automatic finishing processing can be realized, manual polishing processing can be completely replaced, and the processing efficiency is greatly improved.
3. The invention provides a finishing device for molded axle housing rubber sealing elements, wherein an adjustable roller shifting mechanism and a finishing mechanism arranged in the device can correspondingly adjust the rubber sealing elements with different sizes in an application range, so that after a finishing module is correspondingly replaced, the whole device can meet the requirement of automatic continuous finishing and polishing of the rubber sealing elements with different sizes, and the overall applicability and the economical efficiency of the device are greatly improved.
Drawings
The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic perspective view of a trimming apparatus for an axle housing rubber seal after molding according to the present invention;
FIG. 2 is a top view of an axle housing rubber seal post-forming dressing apparatus provided in accordance with the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 2 and a schematic view of the processing state at the perspective of the cross-sectional view;
FIG. 5 is a schematic perspective view of an assembly structure of the rotary feeding frame and the adjustable roller-shifting mechanism;
FIG. 6 is a perspective view of the trimming module;
fig. 7 is a perspective view of the trimming module from another view angle.
In the figure: 1. a frame; 2. rotating the feeding frame; 21. a feeding frame; 211. feeding a material plate; 2111. a circular arc notch; 2112. a wing plate; 2113. avoiding gaps; 212. a series of cylinders; 213. a positioning roller; 22. rotating the end head frame; 221. fixing a column; 222. a rotary drum; 3. an adjustable roller shifting mechanism; 31. a bidirectional lead screw; 311. a first hand wheel; 32. the nut is hinged with the base; 33. a connecting rod; 34. a guide rail; 35. a slider; 36. an electric roller; 4. a dressing mechanism; 41. a lifting seat; 411. adjusting the screw rod; 4111. a second hand wheel; 412. a lifting beam plate; 42. a carry component; 421. a carry cylinder; 422. a stroke disc; 43. a trimming module; 431. trimming an inner hole; 4311. a U-shaped groove; 432. trimming the side wall; 4321. grinding a ring; 4322. extending the ear inwards; 4323. a pilot pin; 4324. and (5) pressing a spring.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.
Referring to the attached drawings 1-7, the finishing device after the molding of the axle housing rubber sealing element comprises a frame 1, a rotary feeding frame 2 which is horizontally and rotatably arranged on the frame 1 and used for intermittent feeding, an adjustable roller shifting mechanism 3 assembled on the rotary feeding frame 2 and two finishing mechanisms 4 arranged at the top end of the frame 1;
the rotary feeding frame 2 comprises a feeding frame 21 which is arranged in a horizontal rotating mode, and the feeding frame 21 comprises two feeding plates 211 and a serial cylinder 212 welded between the two feeding plates 211; the two upper charging trays 211 and the serial cylinder 212 are coaxially arranged, and the two upper charging trays 211 are overlapped on the axial visual angle of the serial cylinder 212; four arc notches 2111 are uniformly distributed on the upper tray 211 around the circumference of the central shaft, and a wing plate 2112 is formed between two adjacent arc notches 2111 on the upper tray 211; two positioning rollers 213 are rotatably arranged between the four groups of wing plates 2112 at opposite positions on the two upper charging trays 211, the central shafts of the two positioning rollers 213 and the central shaft of the serial cylinder 212 are sequentially connected on the same vertical plane to form an isosceles triangle, and the vertex of the isosceles triangle is positioned on the central shaft of the serial cylinder 212; the rotary feeding rack 2 further comprises two rotary end holders 22 arranged in mirror symmetry, the two rotary end holders 22 are fixedly mounted on the outer end faces of the two feeding trays 211 in a one-to-one correspondence manner and are all coaxially arranged, each rotary end holder 22 comprises four fixing columns 221 fixedly mounted on the outer end faces of the feeding trays 211 through bolts and a rotary cylinder 222 fixedly mounted on the four fixing columns 221 through bolts, the four fixing columns 221 and the four connecting rods 33 are distributed alternately (the purpose of connecting and mounting the rotary cylinder 222 through the four fixing columns 221 is to avoid the four connecting rods 33 without movement interference), and the rotary cylinder 222 is rotatably mounted on the rack 1 through a rotary bearing.
A group of positioning rollers 213 are arranged between the four groups of arc notches 2111 at opposite positions on the rotary feeding frame 2, and as shown in the attached drawing 4, the positions of the four groups of positioning rollers 213 in the clockwise direction from the group of positioning rollers 213 at the left feeding end are a feeding position, a trimming position, a discharging position and a transition position in sequence; the device provided by the invention can be assembled between two conveyors for conveying rubber sealing elements, the conveyors can be selected from the existing belt conveyors or roller conveyors, one conveyor is close to a feeding end and used for conveying the rubber sealing elements to be corrected to the device, the other conveyor is close to a discharging end and used for discharging the rubber sealing elements after finishing treatment in the device, and then the rubber sealing elements are discharged outwards, it needs to be noted that the feeding end and the discharging end marked in the attached figure 4 are a pair of opposite positions and do not represent that the left and right positions are respectively the feeding end and the discharging end, two baffles can be arranged on two sides of the conveyor close to the feeding end, so that the rubber sealing elements to be processed can be conveyed forwards in an upright state, and meanwhile, the rubber sealing elements can be continuously kept in an upright state on a rotary feeding frame 2; the rotary feeding frame 2 can be provided with a geneva gear at one end of the rotary cylinder 222 to realize intermittent rotation with an intermittent period of quarter of a turn per rotation, and can be provided with any driving mechanism capable of replacing the geneva gear to realize the same intermittent rotation effect in the prior art, and the driving mechanism for realizing intermittent rotation is not taken as the invention point of the device of the invention, so that the driving mechanism is omitted in the attached drawings and is not repeated in detail in the specification; in the actual finishing processing course, thereby it realizes on the one hand that it carries out intermittent type's circulation switching to carry out between material loading position, the position of repairing, unloading position and the transition position through intermittent type rotation to rotate material loading frame 2, thereby can accomplish and live rubber seal at material loading position pocket, carry out the serialization operation of repairing polishing and unloading at the position of unloading in repairing the position, on the other hand can realize rubber seal's location at material loading frame 2 every group registration roller 213 in the rotation, thereby can should fix a position and carry out adjustable roller mechanism 3 and the corresponding regulation of trimming mechanism 4 for the benchmark when repairing polishing to the rubber seal of different sizes.
The adjustable roller shifting mechanism 3 is arranged on the feeding frame 21, and the adjustable roller shifting mechanism 3 comprises four electric rollers 36 which are uniformly distributed around the circumference of a central shaft of the tandem cylinder 212 and have synchronously adjustable distance from the central shaft; the four electric rollers 36 are correspondingly distributed at four groups of arc notches 2111 at opposite positions one by one, the electric rollers 36 are positioned between the two arc notches 2111 at the positions, and the electric rollers 36 are centrally arranged relative to the two adjacent positioning rollers 213; the adjustable roller-shifting mechanism 3 further comprises a bidirectional screw 31, a nut hinged seat 32, a connecting rod 33, a guide rail 34 and a sliding block 35; the bidirectional screw 31 penetrates through the central shaft of the serial cylinder 212 and is horizontally and rotatably installed between the two upper charging trays 211, the first hand wheels 311 are respectively arranged at the two ends of the bidirectional screw 31, two thread sections with opposite thread turning directions are arranged on the bidirectional screw 31 at the outer sides of the two upper charging trays 211, the two thread sections are both in threaded connection with nut hinge seats 32, the shaft ends of the four electric rollers 36 on the two upper trays 211 are both provided with clearance gaps 2113, the rotating shafts of the electric rollers 36 penetrate through the clearance gaps 2113, the outer end faces of the two upper trays 211 are both correspondingly provided with guide rails 34 at the four clearance gaps 2113, the guide direction of the guide rails 34 points to the central shaft of the upper tray 211, the slide blocks 35 are arranged on each guide rail 34 in a sliding mode, the nut hinge bases 32 are hinged to the four adjacent slide blocks 35 on the upper tray 211 through the two ends of the connecting rods 33, and the electric rollers 36 are horizontally installed between the slide blocks 35 on the two sides of the shaft end in a rotating mode.
The electric roller 36 in the adjustable roller shifting mechanism 3 is used for rotationally shifting the rubber sealing element in the actual finishing process, so that after the rubber sealing element is positioned between the two positioning rollers 213, the electric roller 36 also needs to be in effective contact with the rubber sealing element; when trimming is performed on rubber seals of different sizes, the distance between the two positioning rollers 213 and the electric roller 36 changes, so that the electric roller 36 needs to be adjusted to be in a position where the electric roller 36 can contact the rubber seals again; specifically, the first hand wheel 311 on either side is rotated to drive the bidirectional screw rod 31 to rotate, so that the two nut hinge seats 32 are driven to move in opposite directions or move in opposite directions along the axial direction, then the connecting rod 33 drives each sliding block 35 to synchronously slide along the guide rail 34 in a direction away from the central axis of the series cylinder 212 or synchronously slide in a direction close to the central axis of the series cylinder 212, so that the distance between the four electric rollers 36 and the central axis of the series cylinder 212 is changed, and then the electric rollers 36 can be effectively contacted with the rubber sealing piece with the size after the rubber sealing piece to be trimmed is positioned between the two positioning rollers 213 through adjustment; the adjustable roller shifting mechanism 3 is set to be an adjustable structure, so that the trimming, polishing and processing of rubber sealing elements with different sizes in an application range can be met.
The two finishing mechanisms 4 are symmetrically distributed on two axial sides of the feeding frame 21 in a mirror image manner; the dressing mechanism 4 comprises a lifting seat 41 for up-and-down adjustment, a carry component 42 arranged on the lifting seat 41 and carrying along the axial direction of the upper material rack 21, and a dressing module 43 assembled on the carry component 42 and carrying along with the carry component; the lifting seat 41 comprises two adjusting screws 411 vertically and rotatably mounted at the top end of the frame 1 and a lifting beam plate 412 horizontally arranged between the two adjusting screws 411, the lifting beam plate 412 is in threaded connection with the two adjusting screws 411, and the top ends of the adjusting screws 411 are provided with second hand wheels 4111; the carry assembly 42 is arranged on the lifting beam plate 412; the carry assembly 42 comprises a carry cylinder 421 fixedly mounted on the lifting beam plate 412 through a fixing plate and a stroke disc 422 fixedly mounted at the output end of the carry cylinder 421, the output direction of the carry cylinder 421 is along the axial direction of the tandem cylinder 212, and the stroke disc 422 is closer to the feeding frame 21 relative to the carry cylinder 421; when the rubber sealing member to different sizes is maintained and is polished and processed, after the corresponding trimming module 43 is changed correspondingly, the lifting adjustment is also required to be carried out through the lifting seat 41, specifically, the two hand wheels 4111 are synchronously rotated to drive the trimming module 43 to lift and carry out the height adjustment, so that the inner hole trimming die 431 with the height at the position can be aligned and inserted into the inner diameter round hole of the rubber sealing member which is positioned between the two positioning rollers 213 and positioned on the trimming position.
The trimming module 43 is arranged close to one side of the feeding frame 21, and the central axis of the trimming module 43 and the central axis of rotation of the feeding frame 21 are positioned on the same vertical plane (so that the central axis of the trimming module 43 can be coincided with the central axis of the rubber sealing element through the lifting adjustment of the lifting seat 41); the trimming module 43 comprises an inner hole trimming die 431 for polishing and trimming the inner hole wall of the rubber sealing ring and a side wall trimming die 432 which is matched and assembled on the inner hole trimming die 431 and is used for polishing and trimming the side wall of the rubber sealing ring; the inner hole trimming die 431 is fixedly arranged on the stroke disc 422; it should be noted that the trimming module 43 is a nonstandard part for trimming and grinding, which is specially designed for a rubber sealing element with a specific size, and therefore, when trimming and grinding are performed on rubber sealing elements with different sizes, corresponding replacement is required.
The inner hole trimming die 431 is of a cylindrical structure with a central axis parallel to the axial direction of the serial cylinder 212, and four U-shaped grooves 4311 are uniformly distributed on the circumference of the cylindrical side surface of the inner hole trimming die 431; the side wall trimming die 432 comprises a polishing ring 4321 which is sleeved on the inner hole trimming die 431 in a clearance manner, the polishing ring 4321 and the inner hole trimming die 431 are coaxially arranged, four inner extending lugs 4322 which correspondingly extend into four U-shaped grooves 4311 one by one are arranged on an inner ring of the polishing ring 4321, each inner extending lug 4322 is connected with a guide pin 4323 which is horizontally matched with the back end of the inner hole trimming die 431 in a sliding manner, each guide pin 4323 is correspondingly sleeved with a pressure spring 4324, and two ends of each pressure spring 4324 are connected between the inner extending lug 4322 and the inner side wall of the U-shaped groove 4311; four arc surfaces separated by four U-shaped grooves 4311 on the cylindrical side wall of the inner hole trimming die 431 are all abrasive surfaces attached with abrasive, and the front end surface of the polishing ring 4321 is the abrasive surface attached with abrasive. When the pressure spring 4324 is in an uncompressed state, twice the length of the distance between the front end face of the grinding ring 4321 and the front end face of the inner hole trimming die 431 is smaller than the thickness of the rubber seal to be processed.
When the rubber sealing element is specifically trimmed and polished, the electric roller 36 is always in a starting state, when the rubber sealing element rotates to a trimming position along with the rotary feeding frame 2, under the stirring of the electric roller 36, the two trimming mechanisms 4 are matched with each other to finish trimming and polishing the rubber sealing element, specifically, when the rubber sealing element is in the trimming position, the carry cylinders 421 at the two sides are synchronously started to enable the two stroke discs 422 to move oppositely, the trimming modules 43 at the two sides gradually approach each other in the opposite movement process, the inner hole trimming dies 431 at the two sides enter the inner diameter circular holes of the rubber sealing element along with the inner hole trimming dies 431 and are finally contacted and attached, when the attachment state is reached, the two carry cylinders 421 reach the maximum output stroke state, when the front ends of the two inner hole trimming dies 431 are attached, under the elastic force of the pressure spring 4324, the polishing rings 4321 at the two sides are also synchronously attached to the outer end faces at the two sides of the rubber sealing element, then the electric roller 36 rotates and shifts, the rubber sealing element rotates between the two trimming modules 43, the inner hole trimming die 431 trims and polishes the inner hole of the rubber sealing element while rotating, the two polishing rings 4321 trim and polish the two outer end faces of the rubber sealing element, and the existing problems such as burrs are eliminated through trimming and polishing; after finishing and polishing, the two finishing mechanisms 4 will return to the initial positions, and the finished rubber sealing elements will finish automatic discharging along with the rotation of the rotary feeding frame 2. The trimming, grinding and processing of the rubber sealing element can be rapidly finished through the mutual matching of the two trimming mechanisms 4.
The invention also provides a finishing process after the molding of the axle housing rubber sealing element, which is mainly completed by matching the finishing device after the molding of the axle housing rubber sealing element, and mainly aims at finishing and polishing the molded rubber sealing element used between an axle housing main body and an axle sleeve of a large-sized axle housing used in a heavy truck or a train, and the device is assembled between two conveyors to realize continuous and streamlined processing treatment, wherein the finishing process after the molding of the axle housing rubber sealing element specifically comprises the following steps:
s1, starting the trimming device provided by the invention to enable the trimming device to be in a standby working state;
s2, automatically conveying the molded rubber sealing element to be processed to the direction of the device through a conveyor at the feeding end;
s3, intermittently and rotationally conveying the rubber sealing element conveyed to the feeding end to a position between two finishing mechanisms 4 by rotating the feeding frame 2;
s4, in the trimming position, synchronously trimming and grinding the inner hole and the outer end faces at two sides of the rubber sealing element by rotating and shifting the electric roller 36 under the matching of the two trimming modules 43;
and S5, after finishing and polishing the rubber sealing element, unloading the rubber sealing element to a conveyor on the other side by continuously and intermittently rotating the rotary feeding frame 2, and conveying the finished rubber sealing element forwards.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.
The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (8)
1. The utility model provides a trimming device after axle housing rubber seal shaping which characterized in that: comprises a frame (1), a rotary feeding rack (2) which is horizontally and rotatably arranged on the frame (1) and is used for intermittent feeding, an adjustable poking roller mechanism (3) assembled on the rotary feeding rack (2) and two trimming mechanisms (4) arranged at the top end of the frame (1); wherein:
the rotary feeding frame (2) comprises a feeding frame (21) which is arranged in a horizontal rotating mode, and the feeding frame (21) comprises two feeding plates (211) and a serial cylinder (212) which is fixedly connected between the two feeding plates (211); the two upper charging trays (211) and the serial cylinder (212) are coaxially arranged, and the two upper charging trays (211) are overlapped on the axial visual angle of the serial cylinder (212); four arc notches (2111) are uniformly distributed on the upper charging tray (211) around the circumference of the central shaft, and wing plates (2112) are formed between every two adjacent arc notches (2111) on the upper charging tray (211); two positioning rollers (213) are rotatably arranged between four groups of wing plates (2112) at opposite positions on the two upper charging trays (211), the central shafts of the two positioning rollers (213) and the central shaft of the serial cylinder (212) are sequentially connected on the same vertical plane to form an isosceles triangle, and the vertex of the isosceles triangle is positioned on the central shaft of the serial cylinder (212);
the adjustable roller shifting mechanism (3) is arranged on the feeding frame (21), and the adjustable roller shifting mechanism (3) comprises four electric rollers (36) which are uniformly distributed around the circumference of a central shaft of the tandem cylinder (212) and have synchronously adjustable distances from the central shaft; the four electric rollers (36) are distributed at the positions of the arc notches (2111) at four groups of opposite positions in a one-to-one correspondence manner, the electric rollers (36) are positioned between the two arc notches (2111) at the positions, and the electric rollers (36) are arranged in the center of the two adjacent positioning rollers (213);
the adjustable roller-pulling mechanism (3) further comprises a bidirectional screw rod (31), a nut hinged seat (32), a connecting rod (33), a guide rail (34) and a sliding block (35); the bidirectional screw rod (31) penetrates through the center shaft of the tandem cylinder (212) and is horizontally and rotatably installed between the two upper charging trays (211), two thread sections with opposite thread turning directions are arranged on the bidirectional screw rod (31) and located on the outer sides of the two upper charging trays (211), the two thread sections are in threaded connection with the nut hinge seat (32), clearance notches (2113) are respectively arranged at the shaft ends of the four electric rollers (36) on the two upper charging trays (211), the rotating shaft of each electric roller (36) penetrates through each clearance notch (2113), the guide rails (34) are correspondingly arranged on the four clearance notches (2113) on the outer end faces of the two upper charging trays (211), the guide direction of each guide rail (34) points to the center shaft of each upper charging tray (211), and a sliding block (35) is arranged on each guide rail (34) in a sliding manner, the nut hinge seat (32) is hinged with the four adjacent sliding blocks (35) on the upper tray (211) through two ends of the connecting rod (33), and the electric roller (36) is horizontally and rotatably arranged between the sliding blocks (35) on two sides of the shaft end;
the two trimming mechanisms (4) are symmetrically distributed on two axial sides of the feeding frame (21) in a mirror image manner; the trimming mechanism (4) comprises a lifting seat (41) used for up-down adjustment, a carry-in component (42) arranged on the lifting seat (41) and carrying along the axial direction of the feeding frame (21), and a trimming module (43) assembled on the carry-in component (42) and carrying along with the carry-in component; the trimming module (43) is arranged close to one side of the feeding frame (21), and the central shaft of the trimming module (43) and the rotating central shaft of the feeding frame (21) are positioned on the same vertical plane; the trimming module (43) comprises an inner hole trimming die (431) for polishing and trimming the inner hole wall of the rubber sealing ring and a side wall trimming die (432) which is matched and assembled on the inner hole trimming die (431) and is used for polishing and trimming the side wall of the rubber sealing ring.
2. The apparatus of claim 1 for trimming after molding of rubber seals for axle housings, wherein: the inner hole trimming die (431) is of a cylindrical structure with a central axis parallel to the axial direction of the serial cylinder (212), and four U-shaped grooves (4311) are uniformly distributed on the circumference of the cylindrical side surface of the inner hole trimming die (431); the side wall trimming die (432) comprises a polishing ring (4321) which is sleeved on the inner hole trimming die (431) in a clearance manner, the polishing ring (4321) and the inner hole trimming die (431) are coaxially arranged, four inward extending lugs (4322) which extend into the four U-shaped grooves (4311) in a one-to-one correspondence manner are arranged on the inner ring of the polishing ring (4321), each inward extending lug (4322) is connected with a guide pin (4323) which is horizontally matched with the back end of the inner hole trimming die (431) in a sliding manner, each guide pin (4323) is correspondingly sleeved with a pressure spring (4324), and two ends of each pressure spring (4324) are connected between the inward extending lug (4322) and the inner side wall of the U-shaped groove (4311);
four arc surfaces separated by four U-shaped grooves (4311) on the cylindrical side wall of the inner hole trimming die (431) are abrasive surfaces attached with abrasive, and the front end surface of the polishing ring (4321) is the abrasive surface attached with abrasive.
3. The apparatus of claim 1 for trimming after molding of rubber seals for axle housings, wherein: the lifting seat (41) comprises two adjusting screws (411) vertically and rotatably mounted at the top end of the rack (1) and a lifting beam plate (412) horizontally arranged between the two adjusting screws (411), and the lifting beam plate (412) is in threaded connection with the two adjusting screws (411); the carry assembly (42) is arranged on the lifting beam plate (412).
4. The apparatus of claim 3 for trimming after molding of rubber seals for axle housings, wherein: the carry assembly (42) comprises a carry cylinder (421) fixedly mounted on the lifting beam plate (412) through a fixing plate and a stroke disc (422) fixedly mounted at the output end of the carry cylinder (421), the output direction of the carry cylinder (421) is along the axial direction of the serial cylinder (212), and the stroke disc (422) is closer to the feeding frame (21) relative to the carry cylinder (421); the inner hole trimming die (431) is fixedly arranged on the stroke disc (422).
5. The apparatus of claim 1 for trimming after molding of rubber seals for axle housings, wherein: the rotary feeding frame (2) further comprises two rotary end frames (22) which are arranged in a mirror symmetry mode, the two rotary end frames (22) are fixedly mounted on the outer end faces of the two feeding plates (211) in a one-to-one correspondence mode and are all arranged coaxially, and the two rotary end frames (22) are rotatably mounted on the rack (1) through rotating bearings.
6. The apparatus of claim 5 for trimming after molding of rubber seals for axle housings, wherein: the rotating end head frame (22) comprises four fixing columns (221) fixedly mounted on the outer end face of the upper charging tray (211) and rotating cylinders (222) fixedly mounted on the four fixing columns (221), the four fixing columns (221) and the four connecting rods (33) are distributed at intervals, and the rotating cylinders (222) are rotatably mounted on the rack (1) through rotating bearings.
7. The apparatus of claim 1 for trimming after molding of rubber seals for axle housings, wherein: and first hand wheels (311) are arranged at two ends of the bidirectional screw rod (31).
8. The apparatus of claim 3 for trimming after molding of rubber seals for axle housings, wherein: and a second hand wheel (4111) is arranged at the top end of the adjusting screw rod (411).
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| CN202110564376.5A CN113172508B (en) | 2021-05-24 | 2021-05-24 | Device and process for trimming axle housing rubber sealing element after molding |
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| CN202110564376.5A CN113172508B (en) | 2021-05-24 | 2021-05-24 | Device and process for trimming axle housing rubber sealing element after molding |
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| CN113172508A CN113172508A (en) | 2021-07-27 |
| CN113172508B true CN113172508B (en) | 2022-03-25 |
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| CN117884999B (en) * | 2024-03-14 | 2024-05-14 | 四川英创力电子科技股份有限公司 | Double-sided polishing production line and method for substrate for circuit board production |
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| JP2904566B2 (en) * | 1990-09-13 | 1999-06-14 | 大昌精機株式会社 | Dress control method for double-sided surface grinder |
| JP2004268232A (en) * | 2003-03-11 | 2004-09-30 | Sumitomo Heavy Ind Ltd | Grinding attachment and its control method |
| CN105751032A (en) * | 2014-12-15 | 2016-07-13 | 姜兆龙 | Axle housing finishing fixing device |
| CN106625072B (en) * | 2016-11-28 | 2018-08-28 | 潍坊竣泽机械有限公司 | Clip automatic sander |
| CN206732728U (en) * | 2017-05-16 | 2017-12-12 | 广州市布鲁德实业有限公司 | A kind of paper web flash trimming device |
| CN107378662A (en) * | 2017-08-31 | 2017-11-24 | 无锡七机机床有限公司 | Digital-control two-head internal grinder |
| CN207642860U (en) * | 2017-12-12 | 2018-07-24 | 潍坊宗盛电器有限公司 | A kind of grinding device for aluminum pipe |
| CN207696279U (en) * | 2017-12-29 | 2018-08-07 | 广州群创数控机床有限公司 | A kind of grinding machine for processing end face and endoporus |
| CN109676455A (en) * | 2019-01-21 | 2019-04-26 | 新乡辉簧弹簧有限公司 | Motor stator casing end face grinding device |
| CN109909756A (en) * | 2019-04-29 | 2019-06-21 | 全南阳城机械制造有限公司 | A kind of tuber |
| CN211615108U (en) * | 2019-10-14 | 2020-10-02 | 浙江郡琳自动化设备有限公司 | Continuous paper tube feeding and polishing equipment |
| CN111230382B (en) * | 2020-02-20 | 2021-11-26 | 山西环冠重工集团有限公司 | Valve and flange connection welding processing technology |
| CN111168113B (en) * | 2020-02-29 | 2020-12-22 | 浙江陶特容器科技股份有限公司 | Remachining machine for flange end drilling of casting part valve |
| CN111468996B (en) * | 2020-04-30 | 2021-05-14 | 山东省振泰集团股份有限公司 | Rubber tire manufacturing, forming and finish machining process |
| CN112718319B (en) * | 2020-12-26 | 2022-01-11 | 西卡(广东)新型材料有限公司 | Plastic steel profile machining method |
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