CN109129144B - Repairing device for clutch cup of automobile gearbox - Google Patents

Repairing device for clutch cup of automobile gearbox Download PDF

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Publication number
CN109129144B
CN109129144B CN201811164667.XA CN201811164667A CN109129144B CN 109129144 B CN109129144 B CN 109129144B CN 201811164667 A CN201811164667 A CN 201811164667A CN 109129144 B CN109129144 B CN 109129144B
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China
Prior art keywords
brush
sleeve
rod
collecting
releasing
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CN201811164667.XA
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CN109129144A (en
Inventor
袁忠训
吴良骅
李永盛
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Shanghai Xin Fumei Gearbox Technology Services Co ltd
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Shanghai Xin Fumei Gearbox Technology Services Co ltd
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Publication of CN109129144A publication Critical patent/CN109129144A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/033Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Brushes (AREA)

Abstract

The invention relates to the technical field of automobile gearbox processing, in particular to a repairing device of a clutch cup of an automobile gearbox; the invention comprises a hairbrush mechanism, a rotating mechanism and a guiding mechanism; the rotating mechanism is connected with an external motor; the brush mechanism comprises a brush retraction sleeve, a retraction pushing rod, a brush retraction disc and a brush rod, wherein a yielding groove is formed in the brush retraction sleeve, one end of the retraction pushing rod is hinged to the yielding groove, the brush retraction disc is shaped like a triangle, the other end of the retraction pushing rod is hinged to a first corner end of the brush retraction disc, a second corner end of the brush retraction disc is hinged to one end of the brush rod, the other end of the brush rod is connected with a first hinge shaft, and a first forward and reverse brush is sleeved on the first hinge shaft; according to the clutch cup, the external motor drives the rotating mechanism to move, the rotating mechanism drives the brush mechanism to move, and the brush rod drives the first forward and reverse brushes to brush the inner wall of the clutch cup in the brush mechanism.

Description

Repairing device for clutch cup of automobile gearbox
Technical Field
The invention relates to the technical field of automobile gearbox processing, in particular to a repairing device for a clutch cup of an automobile gearbox.
Background
The clutch is mounted between the engine and the transmission and is an assembly in the drive train of the vehicle that is directly associated with the engine. Typically, the clutch is mounted with the flywheel set of the engine crankshaft, which is the component that cuts off and transmits power between the engine and the vehicle driveline. During the whole process from starting to normal running of the automobile, a driver can operate the clutch according to the requirement to temporarily separate or gradually connect the engine and the transmission system so as to cut off or transfer the power output by the engine to the transmission system. The function of the device is that the engine and the speed changer can be gradually jointed, thereby ensuring the stable starting of the automobile; temporarily disconnecting the engine from the transmission to facilitate shifting and reduce shock during shifting; when the automobile is braked suddenly, the automobile can play a role in separation, and the overload of a transmission system such as a speed changer and the like is prevented, so that a certain protection effect is achieved.
The clutch cup is used as an important structure on the clutch, in the remanufacturing process of the automatic gearbox of the automobile, after the automatic gearbox is disassembled and stored for a period of time, the inner hole wall and the surface of the clutch cup can be subjected to the problems of rust, oxidization and the like in the air, and direct assembly can cause contaminated oil liquid, so that the gearbox is in fault.
In the prior art, manual hand-held sand paper is adopted for repairing the inner hole wall of the clutch cup, the hand-held sand paper stretches into the clutch cup, and the arm repeatedly rotates for repairing.
The patent name is a kind of hydraulic pressure, pneumatic cylinder inner wall prosthetic devices (grant bulletin number is CN201916284U, the application day is 2011, 21. The Chinese patent of 01 month) discloses prosthetic devices including pulling lead screw, spline shaft, there is the connector between lead screw and the spline shaft, cover is equipped with turning point, antifriction bearing, finish grinding cover, antifriction bearing group on the spline shaft in proper order, though whole small, light in weight can implement the restoration on the spot, but the cylinder internal diameter of the prosthetic is single, the prosthetic cylinder of different internal diameters just needs to change again equipment work piece.
Disclosure of Invention
In order to overcome the defects, the invention aims to provide a repairing device for a clutch cup of an automobile gearbox, wherein an external motor drives a rotating mechanism to move, and the rotating mechanism drives a hairbrush mechanism to move, so that a brush rod drives a first forward hairbrush and a first backward hairbrush to brush the inner wall of the clutch cup.
The technical scheme for solving the technical problems is as follows:
the repairing device comprises a hairbrush mechanism for brushing the inner wall of the clutch cup, a rotating mechanism for driving the hairbrush mechanism to rotate and a guiding mechanism for driving the hairbrush mechanism to axially move; the rotating mechanism is connected with an external motor; the brush mechanism comprises a brush collecting and releasing sleeve, a collecting and releasing pushing rod, a brush collecting and releasing disc and a brush rod, wherein a yielding groove is formed in the brush collecting and releasing sleeve, one end of the collecting and releasing pushing rod is hinged to the yielding groove, the shape of the brush collecting and releasing disc is similar to a triangle, the other end of the collecting and releasing pushing rod is hinged to a first corner end of the brush collecting and releasing disc, a second corner end of the brush collecting and releasing disc is hinged to one end of the brush rod, the other end of the brush rod is connected with a first hinge shaft, and a first forward and reverse brush is sleeved on the first hinge shaft.
As an improvement of the invention, a second hinge shaft is arranged at the second corner end of the brush collecting and releasing disc, the second hinge shaft is connected with the brush rod, and a second forward and reverse brush is sleeved on the second hinge shaft.
As a further improvement of the invention, the third angle end of the brush retracting disc is connected with a hinged stay rod, and the hinged stay rod is used for connecting the two brush retracting discs.
As a further improvement of the invention, a rotary driving pin is arranged on the inner wall of the brush accommodating sleeve.
As a further improvement of the invention, the rotating mechanism comprises a rotating sleeve, a guide disc is arranged on the rotating sleeve, a guide circular groove for bearing the brush accommodating sleeve is arranged on the upper surface of the guide disc, and a through hole for the second forward and reverse brushes to pass through is arranged in the center of the guide disc.
As a further improvement of the invention, the rotary sleeve is provided with a brush rod through hole for the brush rod to pass through and a rotary driving pin through groove for the rotary driving pin to pass through, and the brush rod through hole is internally provided with a brush rod collecting and releasing sleeve.
As a further improvement of the invention, the bottom surface of the rotary sleeve is provided with a clamping column, and the inner wall of the rotary sleeve is provided with a conducting bar.
As a further improvement of the invention, the guide mechanism comprises a guide outer sleeve, a fixed ferrule and a Y-shaped shifting fork, wherein a guide bar guide groove for clamping the guide bar is formed in the guide outer sleeve, the fixed ferrule is sleeved on the outer wall of the guide outer sleeve, and the Y-shaped shifting fork clamps the fixed ferrule.
As a further improvement of the invention, one end of the Y-shaped shifting fork is provided with a handheld handle, two ends of the Y-shaped frame of the Y-shaped shifting fork are connected with arc-shaped clamping blocks, the fixed ferrule is provided with an outer ring groove surface, and the arc-shaped clamping blocks are clamped on the outer ring groove surface.
As a further improvement of the invention, the guide outer sleeve is provided with a brush rod through groove for the brush rod to pass through and a rotary driving pin driving groove for the rotary driving pin to pass through.
In the invention, the rotating mechanism is driven to move by an external motor, the rotating mechanism drives the brush mechanism to move, and the brush rod drives the first forward and reverse brushes to brush the inner wall of the clutch cup in the brush mechanism; the invention has convenient operation and strong practicability.
Drawings
For ease of illustration, the invention is described in detail by the following preferred embodiments and the accompanying drawings.
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic diagram III of the structure of the present invention;
FIG. 4 is a schematic view of the brush mechanism of the present invention;
FIG. 5 is a schematic view of a brush receiving sleeve according to the present invention;
FIG. 6 is a schematic view showing an expanded structure of the brush storing plate in the brush storing sleeve according to the present invention;
FIG. 7 is a second schematic view of the brush receiving plate according to the present invention in a second expanded configuration of the brush receiving sleeve;
FIG. 8 is a schematic view of a first embodiment of a brush retracting disc according to the present invention in a brush retracting sleeve;
FIG. 9 is a second schematic view of the retracting structure of the brush retracting disc in the brush retracting sleeve according to the present invention;
FIG. 10 is a schematic view showing a partial structure of a brush receiving sleeve according to the present invention placed on a guide plate;
FIG. 11 is a schematic view showing a partial structure of the brush receiving sleeve of the present invention when it is retracted to be placed on the guide plate;
FIG. 12 is a schematic view of a rotary sleeve according to the present invention;
FIG. 13 is a schematic view of the internal structure of the rotary sleeve of the present invention;
FIG. 14 is a structural representation of the outer guide sleeve of the present invention;
FIG. 15 is a schematic view of a connection structure between a Y-shaped fork and a fixed ferrule according to the present invention;
reference numerals: 1-brush mechanism, 11-brush accommodating sleeve, 111-giving groove, 112-rotation driving pin, 113-limit groove, 114-limit post, 12-accommodating push rod, 13-brush accommodating tray, 131-first angle end, 132-second angle end, 133-third angle end, 14-brush rod, 141-first hinge shaft, 142-second hinge shaft, 143-hinge brace, 144-first forward and reverse brush, 145-second forward and reverse brush, 2-rotation mechanism, 21-rotation sleeve, the novel brush holder comprises a 22-guide disc, a 221-guide round groove, a 222-through hole, a 23-brush rod through hole, a 231-brush rod collecting and releasing sleeve, a 24-rotation driving pin through groove, a 25-clamping column, a 26-guide bar, a 3-guide mechanism, a 31-guide outer sleeve, a 311-guide bar guide groove, a 312-brush rod through groove, a 313-rotation driving pin driving groove, a 32-guide outer sleeve, a 321-outer ring groove surface, a 33-Y-shaped shifting fork, a 331-hand handle, a 332-Y-shaped frame, a 333-arc-shaped clamping block and a 4-clutch cup.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1 to 15, the repairing device of the clutch cup of the automobile gearbox comprises a brush mechanism 1 for brushing the inner wall of a clutch cup 4, a rotating mechanism 2 for driving the brush mechanism 1 to rotate and a guiding mechanism 3 for driving the brush mechanism 1 to axially move; the rotating mechanism 2 is connected with an external motor, and the external motor drives the rotating mechanism 2 to move.
As shown in fig. 4 to 9, the brush mechanism 1 includes a brush accommodating sleeve 11, an accommodating push rod 12, a brush accommodating tray 13 and a brush rod 14, a yielding groove 111 is provided on the brush accommodating sleeve 11, one end of the accommodating push rod 12 is hinged on the yielding groove 111, the shape of the brush accommodating tray 13 is triangle-like, the other end of the accommodating push rod 12 is hinged at a first corner end 131 of the brush accommodating tray 13, a second corner end 132 of the brush accommodating tray 13 is hinged with one end of the brush rod 14, the other end of the brush rod 14 is connected with a first hinge shaft 133, a first forward and reverse brush 144 is sleeved on the first hinge shaft 133, and the first forward and reverse brush 144 can brush the inner wall of the thick section of the clutch cup 4.
In the invention, the rotating mechanism 2 is driven to move by an external motor, the rotating mechanism 2 drives the brush mechanism 1 to move, and the brush rod 14 drives the first forward and reverse brush 144 to brush the inner wall of the clutch cup 4 in the brush mechanism 1.
Further, a second hinge shaft 142 is arranged at the second corner 132 of the brush accommodating tray 13, the second hinge shaft 142 is connected with the brush rod 14, a second forward and reverse brush 145 is sleeved on the second hinge shaft 142, and the inner wall of the thin section of the clutch cup 4 can be washed by the second forward and reverse brush 145.
Still further, the third corner 133 of the brush receiving plate 13 is connected with a hinge stay 143, and the hinge stay 143 is used for connecting the two brush receiving plates 13, fixing the two brush receiving plates 13 and facilitating rotation.
Still further, a rotation driving pin 112 is provided on the inner wall of the brush accommodating sleeve 11.
As shown in fig. 12 and 13, the rotating mechanism 2 includes a rotating sleeve 21, a guide plate 22 is provided on the rotating sleeve 21, a guide circular groove 221 for carrying the brush accommodating sleeve 11 is provided on the upper surface of the guide plate 22, and a through hole 222 for passing the second forward and reverse brush 145 is provided at the center of the guide plate 22.
Further, a brush rod through hole 23 for passing the brush rod 14 and a rotation driving pin through groove 24 for passing the rotation driving pin 112 are provided in the rotation sleeve 21, and a brush rod housing sleeve 231 is provided in the brush rod through hole 23.
For facilitating the clamping of the triangular plate, the bottom surface of the rotary sleeve 21 is provided with a clamping column 25, and the inner wall of the rotary sleeve 21 is provided with a guide bar 26.
As shown in fig. 14 and 15, the guide mechanism 3 includes a guide outer sleeve 31, a fixing collar 32, and a Y-shaped fork 33, a guide bar guide groove 311 for the guide bar 26 to be clamped in is provided on the guide outer sleeve 31, the fixing collar 32 is sleeved on the outer wall of the guide outer sleeve 31, and the Y-shaped fork 33 clamps the fixing collar 32.
Further, one end of the Y-shaped shifting fork 33 is provided with a handheld handle 331, two ends of a Y-shaped frame 332 of the Y-shaped shifting fork 3 are connected with arc-shaped clamping blocks 333, the fixed ferrule 32 is provided with an outer ring groove surface 321, and the arc-shaped clamping blocks 333 are clamped on the outer ring groove surface 321.
Still further, the guide outer sleeve 31 is provided with a brush rod passing groove 312 for passing the brush rod 14 and a rotation driving pin driving groove 313 for passing the rotation driving pin 112.
In the invention, the brush accommodating sleeve 11 is provided with a limit groove 113, and the limit groove 113 is provided with a limit post 114.
The invention provides an embodiment, 5 groups of yielding grooves 111 with axially corresponding two ends are uniformly distributed on the inner wall of a sleeve at the upper end and the lower end of a cylindrical sleeve-shaped brush accommodating sleeve 11, each group of yielding grooves 111 are axially corresponding yielding grooves at the upper end and the lower end of the brush accommodating sleeve 11, and each yielding groove in the brush accommodating sleeve 11 is hinged with a accommodating pushing rod 12. The inner wall is extended to the slant of groove 111 one end of stepping down for circular arc flange one end for receive and release the step down when the push rod 12 is rotatory, be provided with curved spacing groove 113 on the sleeve wall of brush receive and release sleeve 11 between the adjacent groove of stepping down for circumference evenly distributed has 5 sets of spacing grooves 113, and spacing groove 113 runs through brush receive and release sleeve 11 upper and lower both ends, and the even fixedly connected with 3 sets of rotatory driving pin 112 of perpendicular to outer wall fixed at the outer wall circumference of brush receive and release sleeve 11 simultaneously. The other end of the retractable push rod 12 is hinged with a brush retractable tray 13, the whole brush retractable tray 13 is of a triangle-like structure with a certain thickness, three main sides of the brush retractable tray 13 are arc curved surfaces, the brush retractable tray 13 with evenly distributed circumferences can perform whole retractable motion, when the whole center of the brush retractable tray 13 is retracted, the brush retractable tray 13 with evenly distributed circumferences clings to the outer convex arc surfaces of the adjacent brush retractable tray in pairs through the concave arc surfaces, and meanwhile, the other outer convex arc curved surfaces of the brush retractable tray are integrally arrayed to form the whole outer circumferential surface in circumference, so that the arc curved surfaces of the three main sides of the brush retractable tray are an inward concave arc curved surface and two outer convex arc curved surfaces, and the gap of the center of the brush retractable tray with evenly distributed circumferences is minimum. When the brush retracting disc 13 rotates and opens to the maximum angle stroke, the concave circular arc curved surface of the brush retracting disc 13 integrally forms the circumferential surface of the channel which is opened in the middle of the brush retracting disc 13, and the radius of the concave circular arc curved surface of the brush retracting disc 13 is exactly equal to the radius of the opened circular channel. The hinge connection position of the retracting pushing rod 12 on the brush retracting disc 13 is the area (the first corner end 131) of the intersecting vertex of the two convex arc surfaces of the brush retracting disc 13, when the brush retracting disc 13 is retracted, the convex arc surface and the intersecting vertex area (the third corner end 133) of the concave arc surface which integrally form the whole outer circumferential surface are hinged with the hinge supporting rod 143, the other ends of the retracting pushing rods 12 which are hinged with the same group of yielding grooves 111 axially corresponding to the upper end and the lower end of the brush retracting sleeve 11 are hinged with the same hinge supporting rod 143, the brush retracting discs 13 which are hinged with the other ends of the retracting pushing rods 12 are hinged with the same hinge supporting rod 143 are hinged with the same hinge supporting rod, and the 5 groups of brush retracting discs 13 corresponding to the upper end and the lower end which are circumferentially distributed are all provided with the hinge supporting rods 143, and the upper end and the lower end of the brush retracting discs 13 are hinged with the hinge supporting rod 143. The brush rods 14 are hinged at the vertex area (the second corner end 132) of the last intersecting side surface of the outer end surface of the brush accommodating tray 13, and the outer ends of two brush rods 14 hinged on the upper end and the lower end of each group of brush accommodating trays 13 are simultaneously hinged with two ends of the same first forward and reverse brush 144. The first forward and reverse brushes 144 are provided with a plurality of forward and reverse spirally wound brushes separated in the middle section, and the forward and reverse brushes uniformly distributed on the outer periphery of the brush accommodating sleeve 11 can repair the inner wall of the clutch cup 4. The brush collecting and releasing disc 13 at the inner end of the brush rod 14 is hinged with a second forward and reverse brush 145, and brush filaments of the second forward and reverse brush 145 between the brush collecting and releasing discs 13 exceed the side surface of the brush collecting and releasing disc 13. So that the forward and reverse brushes uniformly distributed on the circumference between the brush collecting and releasing discs 13 can repair the outer wall of the thin section of the clutch cup 4 inside the brush collecting and releasing sleeve 11. The brush collecting sleeve 11 is peripherally sleeved with a rotary sleeve 21, the lengths of the two ends of the rotary sleeve 21 are longer than those of the brush collecting sleeve 11, a guide disc 22 with a circumferential step is fixedly integrated on the inner wall of the rotary sleeve 21 at the lower end surface of the brush collecting sleeve 11, a guide circular groove 221 is formed in the circumferential step of the guide disc 22 and the rotary sleeve 21 which is fixedly integrated, the width of the guide circular groove 221 is exactly matched with the thickness of the inner wall of the brush collecting sleeve 11, the brush collecting sleeve 11 can stably rotate relative to the rotary sleeve 21, and a through hole 222 penetrating through the middle position of the guide disc 22 is arranged for the second hinge shaft 142 at the inner end of the brush rod 14 to pass through and collect. Brush rod through holes 23 are uniformly distributed on the circumference of the inner wall of the rotary sleeve 21 corresponding to the brush rod 14 of the brush collecting sleeve 11, and a brush rod collecting sleeve 231 is hinged inside the brush rod through holes 23, so that the brush rod collecting sleeve 231 can freely rotate and swing by taking the first hinge shaft 133 as a rotation center. The brush bar 14 passes through and freely slides inside the brush bar housing 231. On the outer wall of the rotary sleeve 21, 3 groups of rotary driving pin through grooves 24 are uniformly distributed on the circumference in the area corresponding to the rotary driving pins 112 fixedly connected with the outer wall of the brush accommodating sleeve 11, and the trend of the rotary driving pin through grooves 24 is vertical to the axial direction of the rotary sleeve 21. When the rotation driving pins 112 are positioned at both ends of the rotation driving pin through grooves 24, the brush accommodating tray 13 corresponding to the inside of the brush accommodating sleeve 11 is positioned at the minimum contracted and maximum expanded positions. And the hinged stay rod 143 hinged between the upper and lower end brush placing plates 13 extends to the lower end until being fixedly connected with the guide plate 22 of the rotary sleeve 21, so that the brush placing plate 13 rotates and places by taking the hinged stay rod 143 as a rotation center in the process of rotating and placing. The guide plate 22 is vertically and fixedly connected with a limit post 114 on the guide plate 22 of the rotary sleeve 21 corresponding to the limit groove 113 of the brush accommodating sleeve 11, and when the brush accommodating sleeve 11 rotates relative to the limit post 114 of the rotary sleeve 21, the limit post 114 on the guide plate 22 in the rotary sleeve 21 performs circular arc sliding in the brush accommodating sleeve 11. And when the limit posts 114 correspond to the two ends of the limit groove 113 of the brush accommodating sleeve 11, the brush accommodating tray 13 corresponding to the interior of the brush accommodating sleeve 11 is positioned at the minimum contraction and maximum expansion positions. At the same time, 3 groups of guide bars 26 running axially are uniformly and integrally arranged on the outer wall of the rotary sleeve 21. The rear end of the rotary sleeve 21 is provided with a bottom surface which is integrally fixed, a clamping column 25 is axially and fixedly connected to the axis position of the bottom surface, and when the rotary sleeve needs to work, the clamping column 25 is clamped and fixed through a three-jaw chuck, so that the whole device is fixed. The outer circumference of the rotary sleeve 21 is sleeved with a guide outer sleeve 31, the length of the guide outer sleeve 31 is longer than that of the rotary sleeve 21, brush rod through grooves 312 are formed in the outer wall of the upper layer brush rod 14 and the lower layer brush rod 14 which are uniformly distributed on the circumference and correspond to the guide outer sleeve 31, the direction of the brush rod through grooves 312 is consistent with the axial direction of the guide outer sleeve 31, and meanwhile, 3 groups of spiral section rotary driving pin driving grooves 313 are formed in the inner wall of the guide outer sleeve 31 which corresponds to the rotary driving pins 112 on the outer wall of the brush collecting sleeve 11, so that when the guide outer sleeve 31 moves axially and the brush collecting sleeve 11 cannot move axially, the brush collecting sleeve 11 can be driven to rotate through the rotary driving pin driving grooves 313 of the spiral sections, and in the process, the brush rod can pass through the brush rod through grooves 312 of the guide outer sleeve 31. And the brush rod through groove 312, the rotation driving pin driving groove 313 and the guide bar guiding groove 311 which are guided into the outer sleeve 31 are not interfered with each other. 3 groups of guide strip guide grooves 311 with two ends penetrating are uniformly distributed on the circumference inside the guide outer sleeve 31, and the width of the guide strip guide grooves 311 is matched with the outer wall of the rotary sleeve 21, so that the guide outer sleeve 31 can be driven to synchronously rotate when the rotary sleeve 21 rotates. The outer wall of the guide outer sleeve 31 is fixedly sleeved with a fixing sleeve ring 32, two ends of an outer ring of the fixing sleeve ring 32 are designed to be steps with raised circumferences, the middle end of the fixing sleeve ring is a groove surface with recessed circumferences, a Y-shaped shifting fork 33 is arranged on an outer ring groove surface 321 of the fixing sleeve ring 32, the inner side surfaces of two ends of a Y-shaped frame 332 of the Y-shaped shifting fork 33 are respectively hinged and connected with an arc-shaped clamping block to be clamped in the circumferential groove surface of the outer ring of the fixing sleeve ring, and the fixing sleeve ring can rotate relative to an arc-shaped clamping block 333 of the Y-shaped shifting fork. The root of the hand-held handle 331 of the Y-shaped shifting fork 33 is hinged with an external fixing structure through a hinge shaft, and when the hand-held handle of the Y-shaped shifting fork 33 is controlled to be shifted, the fixed ferrule 32 can be driven to axially move through the arc-shaped clamping block 333, so that the guide outer sleeve 31 is driven to axially move.
In this embodiment, when the clutch cup 4 needs to be repaired, the second forward and reverse brushes 145 are in a contracted state. If the inner side surface of the thick section of the clutch cup 4 is to be repaired first, the clamping column 25 is clamped and fixed at the rear end through the three-jaw chuck, the clutch cup 4 clamps and fixes the thin section of the clutch cup through the three-jaw chuck, and the clutch cup 4 is axially pushed towards the direction of the brush mechanism, so that the inner wall of the thick section of the clutch cup 4 is sleeved on the periphery of the first forward and reverse brush 144 which is led to the periphery of the outer sleeve 31. The Y-shaped shifting fork 33 is controlled to be shifted, the Y-shaped shifting fork 33 drives the fixed ferrule 32 to axially move through the arc-shaped clamping block 333, and the fixed ferrule 32 drives the guide outer sleeve 31 to axially move synchronously. Since the rear end of the rotating sleeve 21 is not axially moved by the three-jaw chuck, the brush accommodating sleeve 11 is axially moved in synchronization with the rotating sleeve 21 and is also not axially moved. Under the relative axial movement of the guide outer sleeve 31, the rotation driving pin 112 fixed on the outer wall of the brush accommodating sleeve 11 is driven by the axial direction of the rotation driving pin driving groove 313 on the inner wall of the guide outer sleeve 31, so that the rotation driving pin 112 drives the brush accommodating sleeve 11 to rotate along the axial direction, and because the fixedly connected hinged supporting rod 143 on the guide disc 22 is the accommodating rotation center of the brush accommodating disc 13, when the brush accommodating sleeve 11 rotates relative to the rotation sleeve 31, the brush accommodating sleeve 11 drives the movably connected accommodating pushing rod 12 to rotate, so that the accommodating pushing rod 12 pulls the brush accommodating disc 13 to integrally rotate and open. So that the brush-receiving plate 13 drives the brush bar 14 to be pushed outwardly. In this process, the limit post 114 on the guide disc 22 inside the rotary sleeve 21 moves inside the limit groove 113 of the brush accommodating sleeve 11, the rotary driving pin 112 fixedly connected to the outer wall of the brush accommodating sleeve 11 slides inside the rotary driving pin through groove 24 of the rotary sleeve 31 and inside the rotary driving pin driving groove 313 of the inner wall of the guide sleeve 31, when the brush rod 14 is pushed so that the first forward and reverse brush 144 guiding the outer periphery of the outer sleeve 31 is pushed against the inner wall of the clutch cup 4 and cannot be pushed forward, the Y-shaped shifting fork 33 is fixed, so that the push rod is kept in this state, then the external motor is turned on to enable the three-jaw chuck clamping the clutch cup 4 to rotate at high speed, and the thick inner wall of the clutch cup 4 is restored under the action of the first forward and reverse brush 144 hinged between the push rods. When the outer wall of the thin section of the clutch cup needs to be repaired, the second forward and reverse hairbrush 145 is controlled to rotate inwards according to the operation until the second forward and reverse hairbrush 145 in the hairbrush accommodating sleeve 11 is propped against the outer wall of the thin section of the clutch cup 4, and then the clutch cup is rotated to repair.
The invention has the following advantages:
1. the brush collecting and releasing sleeve 1 is adopted to rotate to drive the brush collecting and releasing discs 13 with double rows of upper and lower ends to be respectively pushed and pulled by the hinging of the hinged collecting and releasing pushing rod 12, so that the brush collecting and releasing discs rotate by taking the hinging supporting rod 143 fixed on the guiding disc 22 of the rotating sleeve 21 as a rotating center; the structure of the lateral arc curved surface of the brush retracting disc 13 is matched, so that the brush retracting disc 13 can rotate and retract to push the first forward and reverse brushes 144 to the extent that the clutch cup 4 can be repaired.
2. The inner circumference of the outer wall of the brush collecting and releasing sleeve 11 is uniformly distributed with the limiting grooves 113 which are vertically penetrated in an arc shape, the limiting columns 114 which are fixedly connected with the guide plate 22 of the rotating sleeve 21 play a limiting role in the limiting grooves 113, and the excessive rotation of the brush collecting and releasing sleeve 11 is prevented from causing accessory loss.
3. The outer wall circumference of the brush accommodating sleeve 11 is uniformly distributed and fixed with rotary driving pins 112, a rotary driving pin through groove 24 is formed in the rotary sleeve 21 corresponding to the movable displacement area of the rotary driving pins 112 so that the rotary driving pins can pass through and rotate relatively, a rotary driving pin driving groove 313 with a spiral section is formed in the inner wall of the guide outer sleeve 31 corresponding to the rotary driving pin 112, and when the guide outer sleeve 31 is driven to axially move, the brush accommodating sleeve 11 which cannot axially move is driven to rotate, so that the effect of autorotation of the innermost sleeve can be achieved by driving the outermost sleeve to axially move.
4. The outer ring arranged on the guide disc 22 of the rotary sleeve 21 is provided with the guide circular groove 221 with the width matched with the thickness of the brush collecting and releasing sleeve wall 11, so that the brush collecting and releasing sleeve 11 can stably rotate on the guide disc 22, the whole structure is more stable, and meanwhile, the center of the guide disc 22 is provided with the second hinge shaft 142 which penetrates through the through hole 222 and can be used for collecting and releasing the inner end of the brush rod 14.
5. The brush rod 14 is hinged to the brush collecting and placing disc 13 at the position with the largest radial distance, the brush rod 14 passes through the brush rod collecting and placing sleeve 231 hinged to the brush rod through hole 23 of the rotary sleeve 21, the brush rod collecting and placing sleeve 231 plays a role in stabilizing the shrinkage of the brush rod 14, and meanwhile, the brush rod through groove 312 which is axially arranged is formed in the corresponding area of the guide outer sleeve 31, so that interference to the brush rod 14 is avoided when the guide outer sleeve 31 performs axial pushing movement.
6. The first forward and reverse hairbrushes 145 are hinged between the push rods at the upper end and the lower end, the first forward and reverse hairbrushes 145 adopt a plurality of groups of forward and reverse spiral hairbrushes separated from each other, and the hairbrushes which are arranged in a forward and reverse spiral manner can clean the clutch cup 4 more thoroughly under the action of bidirectional hinged stress.
7. The guiding outer sleeve 31 is driven and pushed by the Y-shaped shifting fork 33. Arc-shaped clamping blocks 333 hinged to the inner sides of two end heads of the Y-shaped shifting fork 33 are clamped on an outer ring groove surface 321 of the outer circumference of a fixed ferrule 32 fixedly sleeved on the outer circumference of the guide outer sleeve 31, and the guide outer sleeve 31 can be driven to axially move by shifting a handheld handle 331 of the Y-shaped shifting fork 33.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (8)

1. The repairing device of the clutch cup of the automobile gearbox is characterized by comprising a hairbrush mechanism for brushing the inner wall of the clutch cup, a rotating mechanism for driving the hairbrush mechanism to rotate and a guiding mechanism for driving the hairbrush mechanism to axially move; the rotating mechanism is connected with an external motor; the brush mechanism comprises a brush collecting and releasing sleeve, a collecting and releasing pushing rod, a brush collecting and releasing disc and a brush rod, wherein a yielding groove is formed in the brush collecting and releasing sleeve, one end of the collecting and releasing pushing rod is hinged to the yielding groove, the shape of the brush collecting and releasing disc is similar to a triangle, three main side surfaces of the brush collecting and releasing disc are arc curved surfaces, the other end of the collecting and releasing pushing rod is hinged to a first corner end of the brush collecting and releasing disc, a second corner end of the brush collecting and releasing disc is hinged to one end of the brush rod, the other end of the brush rod is connected with a first hinge shaft, a first forward and reverse brush is sleeved on the first hinge shaft, a second hinge shaft is connected with the brush rod, a second forward and reverse brush is sleeved on the second hinge shaft, a third corner end of the brush collecting and releasing disc is connected with a hinge supporting rod, and the hinge supporting rod is used for connecting the collecting and releasing disc of the upper end of the brush.
2. The repairing device for the clutch cup of the automobile gearbox according to claim 1, wherein a rotary driving pin is arranged on the inner wall of the brush accommodating sleeve.
3. The repairing device for the clutch cup of the automobile gearbox according to claim 2, wherein the rotating mechanism comprises a rotating sleeve, a guide disc is arranged on the rotating sleeve, a guide circular groove for bearing the brush accommodating sleeve is arranged on the upper surface of the guide disc, and a through hole for the second forward and reverse brushes to pass through is arranged in the center of the guide disc.
4. The repairing device for the clutch cup of the automobile gearbox according to claim 3, wherein a brush rod through hole for the brush rod to pass through and a rotary driving pin through groove for the rotary driving pin to pass through are formed in the rotary sleeve, and a brush rod collecting and releasing sleeve is arranged in the brush rod through hole.
5. The repairing device for the clutch cup of the automobile gearbox according to claim 4, wherein the clamping column is arranged on the bottom surface of the rotary sleeve, and the guide bar is arranged on the inner wall of the rotary sleeve.
6. The repairing device for the clutch cup of the automobile gearbox according to claim 5, wherein the guiding mechanism comprises a guiding outer sleeve, a fixing ferrule and a Y-shaped shifting fork, a guiding strip guiding groove for clamping the guiding strip is formed in the guiding outer sleeve, the fixing ferrule is sleeved on the outer wall of the guiding outer sleeve, and the Y-shaped shifting fork clamps the fixing ferrule.
7. The repairing device for the clutch cup of the automobile gearbox according to claim 6, wherein a handheld handle is arranged at one end of the Y-shaped shifting fork, arc-shaped clamping blocks are connected to two ends of the Y-shaped frame of the Y-shaped shifting fork, an outer ring groove surface is arranged on the fixed ferrule, and the arc-shaped clamping blocks are clamped on the outer ring groove surface.
8. The repairing device for the clutch cup of the automobile gearbox according to claim 7, wherein the guide outer sleeve is provided with a brush rod through groove for the brush rod to pass through and a rotary driving pin driving groove for the rotary driving pin to pass through.
CN201811164667.XA 2018-10-06 2018-10-06 Repairing device for clutch cup of automobile gearbox Active CN109129144B (en)

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Publication number Priority date Publication date Assignee Title
CN113001307B (en) * 2021-03-02 2022-03-25 上汽大众汽车有限公司 Burring device for crankshaft hole

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GB295102A (en) * 1927-06-14 1928-08-09 Edward Alexander Martindale Jo A new or improved appliance for applying polish to and polishing floors and other surfaces
FR1176181A (en) * 1956-06-25 1959-04-07 Pneumatic casing grinding machine
CN201493723U (en) * 2009-08-04 2010-06-02 刘贵洪 Tire renovating polishing machine
CN102225519A (en) * 2011-05-18 2011-10-26 乐利精密工业(深圳)有限公司 Wire grinding mechanism
CN103921460A (en) * 2014-04-22 2014-07-16 成都海凌达机械有限公司 Loading machine tire retreading structure
CN204108820U (en) * 2014-08-30 2015-01-21 綦江祥和机械有限公司 A kind of grinding out frock of axial workpiece
CN105215847A (en) * 2015-10-10 2016-01-06 重庆帅昌机械制造有限公司 Clutch outer member polishing fixture
CN106239284A (en) * 2016-09-12 2016-12-21 吉林大学 A kind of screw type pipeline inwall polishing adapting to different tube diameters and polishing robot
CN207402569U (en) * 2017-10-27 2018-05-25 上海新孚美变速箱技术服务有限公司 A kind of automatic gearbox of vehicles clutch legendary venomous insect endoporus prosthetic device
CN207344313U (en) * 2017-11-03 2018-05-11 上海新孚美变速箱技术服务有限公司 A kind of universal steel disc prosthetic device of automatic gearbox of vehicles clutch
CN207830822U (en) * 2018-01-11 2018-09-07 广州迪升探测工程技术有限公司 It is a kind of in pipeline internal repair pipeline local damage, the device of crackle
CN208729464U (en) * 2018-10-06 2019-04-12 上海新孚美变速箱技术服务有限公司 A kind of prosthetic device of the clutch cup of automobile gearbox

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