CN110052999A - One kind being used for vehicle brake cylinder return tool - Google Patents
One kind being used for vehicle brake cylinder return tool Download PDFInfo
- Publication number
- CN110052999A CN110052999A CN201910422012.6A CN201910422012A CN110052999A CN 110052999 A CN110052999 A CN 110052999A CN 201910422012 A CN201910422012 A CN 201910422012A CN 110052999 A CN110052999 A CN 110052999A
- Authority
- CN
- China
- Prior art keywords
- guide holder
- screw rod
- nut
- position rotating
- clamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000000078 claw Anatomy 0.000 claims abstract description 13
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims description 2
- 230000006378 damage Effects 0.000 description 2
- 210000000981 epithelium Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008378 epithelial damage Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B33/00—Hand tools not covered by any other group in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention provides one kind to be used for vehicle brake cylinder return tool, including outer nut, inner nut, screw rod, thrust plate, guide holder, position rotating deck and support base, the inner cavity of guide holder is step type, inner nut is run through in screw rod one end, thrust plate, outer nut, guide holder and position rotating deck, and with inner nut and position rotating deck thread connection, the end face of the other end is in orthohexagonal, fastening screw hole is equipped on position rotating deck periphery, position rotating deck inner cavity is equipped with screw thread, sunk screw couples through threaded hole with screw rod, screw rod and position rotating deck rotate synchronously, rotary screw drives position rotating deck to move back and forth in the stepped inner cavity of guide holder, one end face of position rotating deck is equipped with ring flange, claw is equipped on ring flange, screw rod rotation drives rotation clamp rotation, clamp is rotated from guiding Seat stretches out in inner cavity, and then pushes wheel cylinder piston motion.
Description
Technical field
The present invention relates to one kind to be used for vehicle brake cylinder return tool, belongs to technical tool field.
Background technique
In the long-term use, since frictional force acts on, brake block is thinning, and wheel cylinder position is therewith for automotive brake pads
Change, wheel cylinder damage, cause brake block can not normal mounting and replacement, need to carry out the return device of wheel cylinder
Return, the process of return namely push wheel cylinder piston motion, and rotary screw keeps screw rod vertical and is concentric with wheelcylinder piston
On, support base is placed on rear braking pump frame, can neither front and back moving, can not swing, otherwise, be easy to cause work
Plug promotes or exits difficulty, or even is stuck in wheel cylinder, damages wheel cylinder.
Summary of the invention
One kind being used for vehicle brake cylinder return tool, and rotary screw keeps screw rod vertical and is concentric on wheelcylinder piston, will
Support base is placed on rear braking pump frame, can neither front and back moving, can not swing, wheel cylinder can be made with positive silk
When return, wheel cylinder return tool is attached in wheel cylinder, rotary screw keeps screw rod vertical and is concentric on wheelcylinder piston,
Clamp is stuck in wheelcylinder piston slot, fixes outer nut with a hand, another hand rotates knob, is rotated clockwise screw rod
It is after 60 ° and fixed, then rotate counterclockwise outer nut with hand and drive guide holder movement, guide holder is pushed far from clamp
Wheel cylinder piston motion when also can make wheel cylinder return with anti-silk, wheel cylinder return tool is attached in wheel cylinder,
Rotary screw keeps screw rod vertical and is concentric on wheelcylinder piston, and clamp is stuck in wheelcylinder piston slot, fixes outer spiral shell with a hand
Mother, another hand rotates knob, after rotating counterclockwise 60 ° of screw rod and fixed, then is rotated counterclockwise outside with hand
Nut drives guide holder movement, and guide holder pushes wheel cylinder piston motion far from clamp, i.e. piston promotes.
Its technical solution are as follows: one kind is used for vehicle brake cylinder return tool, including outer nut, inner nut, screw rod, thrust
Piece, guide holder, position rotating deck and support base, the inner cavity of guide holder are step type, and the stepped intracavity diameter is not
It is identical, outer circle be in circle T-type, screw rod one end run through inner nut, thrust plate, outer nut, guide holder and position rotating deck, and with it is interior
The end face of nut and position rotating deck thread connection, the other end is in orthohexagonal, is equipped on position rotating deck periphery
Fastening thread hole, position rotating deck inner cavity are equipped with screw thread, and sunk screw couples through threaded hole with screw rod, and screw rod and positioning are revolved
Turn deck synchronous rotation, rotary screw drives position rotating deck to move back and forth in the stepped inner cavity of guide holder, positioning rotation
Turn one end face of deck equipped with ring flange, flange disk diameter is much larger than the intracavity diameter of guide holder, and claw, card are equipped on ring flange
On pawl be furnished with different size clamp, clamp on brake pump setting card slot match, set in the periphery of guide holder there are two
Groove, thrust plate are embedded in groove, and thrust plate is between outer nut and inner nut, and thrust plate and inner nut are all embedded in outer spiral shell
In mother, by being threadably engaged in together, support base is round in 3/4 for inner nut and outer nut, first by support base insertion guide holder setting
Groove in, and slided on the periphery of guide holder, when operation, support base is tightly attached on the end face of circle T-type of guide holder, is taken
When lower, support base slides on guide holder periphery and far from garden T-type end face, in the groove being arranged into guide holder, in use,
Support base is placed on rear braking pump frame, claw places the clamp that can prevent different size, due to vehicle difference, brake point
The specification of pump is not also identical, and clamp is embedded into rear braking pump card slot, and when making wheel cylinder return with positive silk, screw rod is equipped with
The end face of orthohexagonal is embedded into the orthohexagonal hole being arranged on knob, and the two interference fit, a hand holds outer nut, suitable
Clockwise rotation, knob drive screw rod rotation, and then drive rotation deck rotation, rotate deck from guide holder inner cavity
It stretches out, clamp and then promotion wheel cylinder piston motion, then rotates counterclockwise outer nut with hand and drive guide holder movement, lead
To seat far from clamp, clamp pushes wheel cylinder piston motion, until outer nut rotates by hand it is motionless when until, repeat above-mentioned dynamic
Make until wheel cylinder return, due to the equal pitch thread being arranged on screw rod, pitch size is determined, after the propulsion that often rotates a circle
The distance of brake pump be it is determining, the distance of elongation or shortening can be calculated according to the angle of rotation.
It is thrust plate among outer nut, inner nut, the garden Ge Zheng that thrust plate forms for two semicircles fastenings, outer nut,
Thrust plate, the circle composition of three that inner nut is concentric radius unequal, thrust plate is between outer nut and inner nut, and thrust plate
It is all embedded in outer nut with inner nut, by being threadably engaged in together, inner nut periphery is equipped with outer spiral shell for inner nut and outer nut
Line, outer nut inner headed face are equipped with internal screw thread, and the partial arc of thrust plate inner circle is embedded into the groove of guide holder setting, described
Inner circle refers to the circle close to center location, is that thrust plate three combines, and claims with guide holder among outer nut, inner nut
For quaternity rotatable parts, assembly body can freely rotate on screw rod, and the end face that screw rod is equipped with orthohexagonal is embedded in
In the orthohexagonal hole being arranged on to knob, the two interference fit rotates clockwise outer nut with hand, position rotating clamp is close
Guide holder is simultaneously embedded into guide holder, fixed knob, rotates outer nut counterclockwise with hand, position rotating clamp far from guide holder,
Outer nut is fixed with hand, is rotated clockwise knob, position rotating clamp fixes outer nut, inverse time far from guide holder, with hand
Needle direction rotates knob, and position rotating clamp is close to guide holder and is embedded into guide holder, and screw rod and rotatable parts have opposite fortune
Dynamic, direction of rotation rotation that position rotating clamp and screw rod are servo-actuated, and screw rod is counterclockwise, it is step type that position rotating clamp, which is embedded in inner cavity,
In guide holder, guide holder inner cavity does not have screw thread, and position rotating clamp is moved back and forth in guide holder inner cavity always, and guiding performance is good,
Wheel cylinder piston promotes or referred to as during return, and the moving of horizontal direction swing and vertical direction will not occur, and shows
Have in patent CN205799362U, using grip handle 7 is pulled repeatedly, make piston return mandril 8 drive piston return push plate 1 to
Preceding movement, piston return push plate 1 pushes the wheel cylinder return { described in the 0024th section of specification } in automobile, by pulling grip
7 compressed spring 4 of handle, and during compressed spring 4, it needs to overcome the resistance of spring, without support base, needs to pull repeatedly
Dynamic grip handle 7, compressed spring 4 realize the return to wheel cylinder by the accumulation of energy of spring, 1, there is no support base, it pulls and holds
There are dancings when power handle 7, can not position, and concentricity is poor, or even stuck phenomenon occurs, can only promote the work of wheel cylinder
Plug, cannot be such that the piston of wheel cylinder removes.
And be a kind of attaching/detaching apparatus in existing patent CN205968825U, the specification of automobile is different, the size of wheel cylinder
It having differences, and in irregular shape, concentricity requires height, is not easy to clamp, and it is firmly strong to derive the epithelium damage caused on end cap, it is stopping
Card slot is set on vehicle pump, clamp is embedded into the card slot of brake pump, piston promoted by rotating, and attaching/detaching apparatus passes through screw rod
The outer surface of rotary squeezing brake pump, strength promote, first is that push away it is not in place, second is that be easy it is stuck, and the present invention rotate promote, stop
Vehicle pumps internal epithelium uniform force, is hardly damaged epithelium, positive silk and anti-silk can promote, and accurate positioning.
And in existing patent CN208565342U, there are relative motion, T-socket 1 is equipped with for threaded rod 2 and T-socket 1
Screw thread and relative motion, no support base grasp supporting block 3, and endless tube 15 drives support rod 12 and threaded rod 2 to rotate, in turn
It is rotated in convex round block 6 by first rotating shaft 5, the contact friction by 7 surface of rubber slab pushes piston motion, if piston resistance
Larger, the frictional force on 7 surface of rubber slab cannot push piston motion, and piston face metal is made, and surface is smooth or even rubber slab
7 have skidded phenomenon { described in the 0022nd section of specification }, can not position, and concentricity is poor, and there are dancings, or even occur stuck
Phenomenon.
And guide holder is not provided with screw thread in the present invention, screw rod cannot directly drive guide holder to move back and forth, and existing vehicle
Wheel cylinder return tool, screw rod and guide holder have relative motion, and claw pushes away directly on guide holder in wheel cylinder piston
Into or referred to as during return, claw horizontally and vertically is swung, secondly, screw rod and guide holder have opposite fortune
Dynamic, screw rod one small angle of every rotation, the position of support base can all change, and require rotation guide holder adjustment support base therewith
Position, only when the card slot of claw clamping piston, screw rod does not swing the pump piston that can just make to brake and promotes, and existing patent
In, screw rod and guide holder are unable to synchronous rotary, and the position that screw rod rotates small angle support base can all change, screw rod and
The original concentricity of wheelcylinder piston changes, and guiding performance is deteriorated, and in the invention patent, position rotating clamp is always in guide holder
Inner cavity moves back and forth, and guiding performance is good, is that thrust plate three combines, and is known as with guide holder among outer nut, inner nut
Quaternity rotatable parts push guide holder movement by thrust plate, and screw rod and quaternity rotatable parts can rotate simultaneously, screw rod
Rotationally clockwise, quaternity rotatable parts just rotate in an anti-clockwise direction, and the position of support base will not all change, and screw rod is suitable
Clockwise rotation, outer nut rotate counterclockwise, and piston promotes, and screw rod rotates counterclockwise, and outer nut is square clockwise
To rotation, piston is removed.
Positive silk is clockwise screw thread, and when making wheel cylinder return with positive silk, wheel cylinder return tool is attached to
In wheel cylinder, rotary screw keeps screw rod vertical and is concentric on wheelcylinder piston, clamp is stuck in wheelcylinder piston slot, with one
Hand fix outer nut, be rotated clockwise it is after 60 ° of knob and fixed, then with hand rotate counterclockwise outer nut drive
Guide holder movement, guide holder push wheel cylinder piston motion far from clamp, until outer nut rotates by hand it is motionless when until,
Above-mentioned movement is repeated until wheel cylinder return, fixed knob after return is rotated clockwise outer nut with hand, guide holder leans on
Nearly clamp unloads wheel cylinder return tool.
Anti- silk is anticlockwise screw thread, and when making wheel cylinder return with anti-silk, wheel cylinder return tool is attached to
In wheel cylinder, rotary screw keeps screw rod vertical and is concentric on wheelcylinder piston, clamp is stuck in wheelcylinder piston slot, with one
Hand fixes outer nut, and another rotates knob, rotates counterclockwise after screw rod and fixed, then is counterclockwise revolved with hand
Turn outer nut and drive guide holder movement, guide holder pushes wheel cylinder piston motion, i.e. piston promotes, until outer far from clamp
Until when nut rotates motionless by hand, above-mentioned movement is repeated until wheel cylinder return, fixed knob after return, clockwise just with hand
To rotation outer nut, guide holder unloads wheel cylinder return tool close to clamp.
Dial is equipped on the outer surface of knob and inner nut, rotating knob and the certain angle of outer nut can calculate
Screw pitch out.
The present invention has the following advantages that.
1, support base keeps screw rod vertical and is concentric on wheelcylinder piston, clamp is stuck in wheelcylinder piston slot, support base card
On the pedestal of vehicle brake cylinder, position is fixed, and concentricity is high, is easy that piston is promoted and exited, is not in piston
Stuck phenomenon.
2, outer nut, inner nut centre are that thrust plate three combines, and is known as quaternity rotation with guide holder
Component pushes guide holder movement by thrust plate, and screw rod and quaternity rotatable parts can rotate simultaneously.
3, quaternity rotatable parts and screw rod can just silk rotate, also can anti-silk rotation.
Detailed description of the invention
Fig. 1 one kind is used for vehicle brake cylinder return tool schematic cross-sectional view.
Wherein in figure: 1 screw rod 2, inner nut 3, outer nut 4, thrust plate 5, guide holder 6, threaded hole 7, claw
8, position rotating deck 9, support base.
Embodiment.
One kind being used for vehicle brake cylinder return tool, including outer nut 3, inner nut 2, screw rod 1, thrust plate 4, guide holder
5, position rotating deck 8 and support base 9, the inner cavity of guide holder 5 are step type, and the stepped intracavity diameter is not identical,
Shape be in circle T-type, 1 one end of screw rod run through inner nut 2, thrust plate 4, outer nut 3, guide holder 5 and position rotating deck 8, and with
The end face of 8 thread connection of inner nut 2 and position rotating deck, the other end is in orthohexagonal, on 8 periphery of position rotating deck
Equipped with fastening thread hole 6,8 inner cavity of position rotating deck is equipped with screw thread, and periphery is equipped with threaded hole 6, and sunk screw runs through spiral shell
Pit 6 couples with screw rod 1, and screw rod 1 and position rotating deck 8 rotate synchronously, and rotary screw 1 drives position rotating deck 8 leading
It is moved back and forth into the stepped inner cavity of seat 5,8 one end face of position rotating deck is equipped with ring flange, and claw is equipped on ring flange
7, it is furnished with the clamp of different size on claw 7, card slot is set on clamp and rear braking pump and is matched, in the periphery of guide holder 5
If thrust plate 4 is embedded in groove there are two groove, thrust plate 4 is between outer nut 3 and inner nut 2, and thrust plate 4 and interior
Nut 2 is all embedded in outer nut 3, and by being threadably engaged in together, support base 9 is round in 3/4 for inner nut 2 and outer nut 3, first will branch
It supports seat 9 to be embedded in the groove that guide holder 5 is arranged, and be slided on the periphery of guide holder 5, when operation, support base 9, which is tightly attached to, is led
To on the circle T-type end face of seat 5, when removing, support base 9 slides on 5 periphery of guide holder and far from garden T-type end face, into leading
In the groove being arranged to seat 5, in use, support base 9 is placed on rear braking pump frame, the placement of claw 7 can prevent different rule
The clamp of lattice, clamp is embedded into the card slot of rear braking pump, and when making wheel cylinder return with positive silk, screw rod 1 is equipped with positive six
Rectangular end face is embedded into the orthohexagonal hole inner button being arranged on knob and is fixed on screw rod 1, the two interference fit, a hand
Outer nut 3 is held, screw rod 1 is rotated clockwise, the rotation of screw rod 1 drives rotation deck 8 to rotate, and rotates deck 8 from guide holder 5
It is stretched out in inner cavity, clamp and then promotion wheel cylinder piston motion, then rotates counterclockwise outer nut 3 with hand and drive guide holder
5 movements, guide holder 5 pushes wheel cylinder piston motion far from clamp, until when outer nut 3 rotates motionless by hand, repeats
Above-mentioned movement is until wheel cylinder return.
Claims (1)
1. one kind be used for vehicle brake cylinder return tool, including outer nut (3), inner nut (2), screw rod (1), thrust plate (4),
Guide holder (5), position rotating deck (8) and support base (9), it is characterised in that: the inner cavity of guide holder (5) is step type, described
Stepped intracavity diameter it is not identical, outer circle is in circle T-type, and inner nut (2), thrust plate (4), outer spiral shell are run through in screw rod (1) one end
Female (3), guide holder (5) and position rotating deck (8), and with inner nut (2) and position rotating deck (8) thread connection, it is another
The end face at end is in orthohexagonal, and the end face that screw rod (1) is equipped with orthohexagonal is embedded into the orthohexagonal hole being arranged on knob
Interior, the two interference fit is equipped with fastening thread hole (6) on position rotating deck (8) periphery, in position rotating deck (8)
Chamber is equipped with screw thread, and sunk screw couples through threaded hole (6) with screw rod (1), and screw rod (1) is synchronous with position rotating deck (8) to be turned
Dynamic, rotary screw (1) drives position rotating deck (8) to move back and forth in the stepped inner cavity of guide holder (5), position rotating card
(8) one end faces of seat are equipped with ring flange, and flange disk diameter is much larger than the intracavity diameter of guide holder (5), and claw is equipped on ring flange
(7), it is furnished with the clamp of different size on claw (7), clamp pumps setting card slot with rear braking and matches, in guide holder (5)
Periphery is set there are two groove, and the circular arc of thrust plate (4) inner circle partial radius is embedded into the groove of guide holder (5) setting, only
Push jack (4) is located between outer nut (3) and inner nut (2), and thrust plate (4) and inner nut (2) are all embedded in outer nut (3),
Inner nut (2) and outer nut (3) are thrust plate (4) three's group among outer nut (3), inner nut (2) by being threadably engaged in together
It is combined, and is known as quaternity rotatable parts with guide holder (5), quaternity rotatable parts can be freely in screw rod (1)
Upper rotation, support base (9) is round in 3/4, in the groove that first support base (9) insertion guide holder (5) is arranged, and in guide holder
(5) it is slided on periphery, when operation, support base (9) is tightly attached on the circle T-type end face of guide holder (5), when removing, support base
(9) sliding and separate circle T-type end face on guide holder (5) periphery, into the groove of guide holder (5) setting, in use, will
Support base (9) is placed on rear braking pump frame, and claw (7) places the clamp that can prevent different size, and clamp is embedded into rear brake
In the card slot of vehicle pump, when making wheel cylinder return with positive silk, a hand holds outer nut (3), is rotated clockwise screw rod
(1), screw rod (1) rotation drives rotation deck (8) rotation, and rotation deck (8) is stretched out from guide holder (5) inner cavity, and clamp is in turn
Wheel cylinder piston motion is pushed, then rotates counterclockwise outer nut (3) with hand and drives guide holder (5) movement, guide holder (5)
Far from clamp, wheel cylinder piston motion is pushed, until when outer nut (3) rotates motionless by hand, it is straight to repeat above-mentioned movement
To wheel cylinder return, due to the equal pitch thread being arranged on screw rod (1), pitch size is determined, after the propulsion that often rotates a circle
The distance of brake pump be it is determining, the distance of elongation or shortening can be calculated according to the angle of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910422012.6A CN110052999B (en) | 2019-05-21 | 2019-05-21 | Be used for vehicle brake cylinder return instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910422012.6A CN110052999B (en) | 2019-05-21 | 2019-05-21 | Be used for vehicle brake cylinder return instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052999A true CN110052999A (en) | 2019-07-26 |
| CN110052999B CN110052999B (en) | 2023-12-19 |
Family
ID=67323915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910422012.6A Active CN110052999B (en) | 2019-05-21 | 2019-05-21 | Be used for vehicle brake cylinder return instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052999B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201253774Y (en) * | 2008-08-15 | 2009-06-10 | 临安东方滑动轴承有限公司 | Thrust slice conveying apparatus |
| CN102896612A (en) * | 2012-09-11 | 2013-01-30 | 兰州阜康金穗汽车销售服务有限公司 | Wheel cylinder resetting tool |
| CN203293116U (en) * | 2013-06-24 | 2013-11-20 | 中煤科工集团沈阳设计研究院有限公司 | Automobile brake cylinder piston detaching tool |
| CA2886913A1 (en) * | 2012-09-28 | 2014-04-03 | Gustav Klauke Gmbh | Portable tool, portable expanding apparatus, hydraulic piston/cylinder arrangement and method for operating a portable tool |
| CN203956846U (en) * | 2014-06-17 | 2014-11-26 | 常州市中比汽车配件有限公司 | Wheel cylinder piston is adjusted instrument |
| CN104760021A (en) * | 2014-07-24 | 2015-07-08 | 宋鲁江 | Adjusting tool for brake cylinder piston |
| CN205799362U (en) * | 2016-07-14 | 2016-12-14 | 周建华 | A kind of wheel cylinder positor |
| CN205968825U (en) * | 2016-08-10 | 2017-02-22 | 东莞市家宝园林绿化有限公司 | Wheel cylinder dismouting device |
-
2019
- 2019-05-21 CN CN201910422012.6A patent/CN110052999B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201253774Y (en) * | 2008-08-15 | 2009-06-10 | 临安东方滑动轴承有限公司 | Thrust slice conveying apparatus |
| CN102896612A (en) * | 2012-09-11 | 2013-01-30 | 兰州阜康金穗汽车销售服务有限公司 | Wheel cylinder resetting tool |
| CA2886913A1 (en) * | 2012-09-28 | 2014-04-03 | Gustav Klauke Gmbh | Portable tool, portable expanding apparatus, hydraulic piston/cylinder arrangement and method for operating a portable tool |
| CN203293116U (en) * | 2013-06-24 | 2013-11-20 | 中煤科工集团沈阳设计研究院有限公司 | Automobile brake cylinder piston detaching tool |
| CN203956846U (en) * | 2014-06-17 | 2014-11-26 | 常州市中比汽车配件有限公司 | Wheel cylinder piston is adjusted instrument |
| CN104760021A (en) * | 2014-07-24 | 2015-07-08 | 宋鲁江 | Adjusting tool for brake cylinder piston |
| CN205799362U (en) * | 2016-07-14 | 2016-12-14 | 周建华 | A kind of wheel cylinder positor |
| CN205968825U (en) * | 2016-08-10 | 2017-02-22 | 东莞市家宝园林绿化有限公司 | Wheel cylinder dismouting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110052999B (en) | 2023-12-19 |
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