CN111941347A - Vehicle transmission shaft dismounting device - Google Patents
Vehicle transmission shaft dismounting device Download PDFInfo
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- CN111941347A CN111941347A CN202010675721.8A CN202010675721A CN111941347A CN 111941347 A CN111941347 A CN 111941347A CN 202010675721 A CN202010675721 A CN 202010675721A CN 111941347 A CN111941347 A CN 111941347A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 69
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 230000000670 limiting effect Effects 0.000 claims description 64
- 238000005096 rolling process Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- 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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- 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
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0035—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for motor-vehicles
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Abstract
The invention relates to a vehicle transmission shaft dismounting device which comprises a supporting clamp and a dismounting rod structure, wherein the supporting clamp comprises a supporting seat, a plurality of clamping arm structures hinged on the peripheral side of the supporting seat, and a clamping jaw structure arranged at the end part of each clamping arm structure, and the clamping jaw structure is used for clamping and fixing a hub connected with a transmission shaft; the dismounting rod structure penetrates through the supporting seat and is used for dismounting the transmission shaft; the disassembling rod structure comprises a thrust rod in threaded connection with the supporting seat, and a pressure head structure detachably arranged at the end part of the thrust rod and used for jacking one end of the transmission shaft; the vehicle transmission shaft dismounting device can quickly and conveniently replace pressure head structures with different sizes, the modular design can be applied to transmission shafts with various different sizes, the transmission shafts can be quickly dismounted, and the dismounting efficiency is improved.
Description
Technical Field
The invention relates to the technical field of automobile chassis, in particular to a vehicle transmission shaft dismounting device.
Background
In order to eliminate various abnormal sounds caused by a transmission shaft and a front hub (or a front hub bearing) in the driving process of a vehicle, more and more host factories design the fit relationship between a transmission shaft outer ball joint spline shaft and a front hub (or a front hub bearing) inner spline groove into interference fit. Although the abnormal sound that this kind of scheme design can eliminate the wheel limit and arouse because of the transmission shaft, but is very inconvenient when carrying out preceding, back suspension spare part maintenance dismouting, and interference fit leads to the transmission shaft to withdraw from in the wheel hub internal spline groove very difficultly, and current dismantlement mode all relies on hammering transmission shaft spindle nose to realize the separation of transmission shaft and wheel hub, wastes time and energy and causes the damage of transmission shaft easily.
In order to solve the problem that a vehicle transmission shaft and a front hub (or a front hub bearing) are difficult to disassemble, a puller structure is generally adopted, and the puller structure is widely applied to disassembling various shaft coupling, gears, bearings, belt pulleys and other fastening parts; however, the transmission shafts are various, and a pressure head structure is fixedly assembled on a common puller structure, but the fixedly assembled pressure head structure cannot be replaced at any time due to different disassembly environments of the transmission shafts and can only be used for the transmission shafts of one type, so that the conventional transmission shaft disassembling device is single, the pressure head structure cannot be conveniently and quickly replaced at any time, the conventional disassembling device is suitable for various different transmission shafts, and the conventional disassembling device is low in disassembling efficiency.
Disclosure of Invention
The embodiment of the invention provides a vehicle transmission shaft dismounting device, which can be used for quickly and conveniently replacing pressure head structures with different sizes.
On one hand, the embodiment of the invention provides a vehicle transmission shaft dismounting device which comprises a supporting clamp and a dismounting rod structure, wherein the supporting clamp comprises a supporting seat, a plurality of clamping arm structures hinged on the peripheral side of the supporting seat, and a clamping jaw structure arranged at the end part of each clamping arm structure, and the clamping jaw structure is used for clamping and fixing a hub connected with a transmission shaft; the dismounting rod structure penetrates through the supporting seat and is used for dismounting the transmission shaft; the disassembly rod structure comprises a thrust rod in threaded connection with the supporting seat, the disassembly rod structure is detachably arranged on a pressure head structure at the end part of the thrust rod, and the pressure head structure is used for jacking one end of the transmission shaft.
In some embodiments, the thrust rod comprises a push rod main body in threaded connection with the support seat, and a push rod head arranged at the end of the push rod main body, and a plurality of first limiting grooves are annularly arranged on the inner peripheral side of the push rod head; the pressure head structure is including the pressure head main part that has the pressure head spread groove, the week lateral wall of pressure head spread groove go up the ring be equipped with a plurality of the second spacing groove that first spacing groove corresponds, push rod headgear is located in the pressure head spread groove, just first spacing groove with second spacing groove department activity card is equipped with the elasticity locating part.
In some embodiments, the elastic limiting part comprises a limiting spring respectively embedded in the plurality of first limiting grooves, and a plurality of limiting rolling balls movably clamped in the first limiting grooves, and an end of the limiting spring correspondingly abuts against one of the limiting rolling balls.
In some embodiments, the elastic limiting part comprises a bushing clamped between an outer wall surface of the push rod head and an inner wall surface of the connecting groove of the pressure head, a plurality of limiting holes are formed in the bushing, and the plurality of limiting rolling balls are clamped in the plurality of limiting holes in a one-to-one correspondence manner.
In some embodiments, the pressure head structure includes a thrust ball bearing arranged at the bottom of the pressure head connecting groove of the pressure head main body, and a clamp spring structure clamped on the inner wall surface of the pressure head connecting groove, the clamp spring structure abuts against the periphery of the top of the thrust ball bearing, and the end of the push rod head corresponds to the top of the thrust ball bearing.
In some embodiments, the clamping arm structure comprises a clamping arm rod hinged to the support base, and a clamping jaw connecting rod telescopically connected to the clamping arm rod, and the clamping jaw connecting rod is hinged to the clamping jaw structure.
In some embodiments, the jaw arm lever is threadedly connected to the jaw connecting lever; or the clamping arm rod is provided with a clamping arm connecting hole, and the clamping jaw connecting rod is movably sleeved in the clamping arm connecting hole; the clamping arm structure further comprises a fastening screw arranged on the clamping arm rod, and the fastening screw extends into the clamping arm connecting hole and is tightly abutted to the clamping jaw connecting rod.
In some embodiments, the jaw structure includes a jaw rod hingedly connected to the jaw structure, and a jaw body hingedly connected to the jaw rod; the clamping jaw body is including first splint and the second splint of mutual articulated, first splint with the one end of second splint forms the exposed core, the other end forms and presses the end, the exposed core is used for the wheel hub that centre gripping and transmission shaft are connected, press the end first splint with be connected with the clamping jaw spring between the second splint.
In some embodiments, the clamping arm structure comprises a clamping arm rod hinged to the support base, and a clamping jaw connecting rod telescopically connected to the clamping arm rod, and the clamping jaw connecting rod is hinged to the clamping jaw rod through a spherical hinge pair; the spherical hinge pair comprises a connecting spherical shell arranged at the end part of the clamping jaw connecting rod and a connecting ball head arranged at the end part of the clamping jaw rod, and the connecting ball head is rotatably arranged in the connecting spherical shell.
In some embodiments, a connecting through hole is formed in the middle of the supporting seat, internal threads are formed in the inner wall surface of the connecting through hole, and external threads matched with the internal threads are formed in the outer wall surface of the thrust rod.
The technical scheme provided by the invention has the beneficial effects that: when a transmission shaft of a vehicle needs to be disassembled, the pressure head structure is pressed against one end of the transmission shaft, and the clamping jaw structure is fixedly clamped on a hub connected with the transmission shaft, so that the pressure head structure can push the transmission shaft out of the hub; the pressure head structure is detachably arranged at the end part of the thrust rod, so that when a plurality of transmission shafts with different sizes need to be disassembled, the disassembly can be realized only by replacing the pressure head structures with different sizes, and the replacement of the pressure head structure is more concise and convenient; this has realized this transmission shaft dismounting device's modular design, and adaptable different dismantlement environment can improve the dismantlement efficiency of unidimensional transmission shaft through the demountable assembly of pressure head structure and distance rod mechanism.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a thrust rod according to an embodiment of the present invention;
FIG. 3 is a cross-sectional structural view of an assembled thrust rod and ram structure of an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a ram configuration according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a ram configuration according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of an assembly of a clamping arm structure and a clamping jaw structure according to an embodiment of the present invention.
In the figure: 1. a supporting seat; 2. a clamp arm structure; 20. a clamping arm lever; 21. a jaw connecting rod; 3. a jaw structure; 30. a claw rod; 31. a jaw body; 310. a first splint; 311. a second splint; 312. a jaw spring; 4. a thrust rod; 40. a push rod body; 41. a putter head; 410. a first limit groove; 411. an elastic limiting part; 4110. a limiting spring; 4111. limiting the rolling ball; 4112. a bushing; 5. a pressure head structure; 50. a ram body; 500. a second limit groove; 51. a thrust ball bearing; 52. a clamp spring structure; 6. and (4) a spherical hinge pair.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a vehicle transmission shaft dismounting device, including a supporting fixture and a dismounting rod structure, where the supporting fixture includes a supporting base 1, a plurality of clamping arm structures 2 hinged to the peripheral side of the supporting base 1, and a clamping jaw structure 3 arranged at an end of each clamping arm structure 2, and the clamping jaw structure 3 is used for clamping and fixing a hub connected to a transmission shaft; the dismounting rod structure is arranged on the supporting seat 1 in a penetrating way and used for dismounting the transmission shaft; the disassembling rod structure comprises a thrust rod 4 in threaded connection with the supporting seat 1, and a pressure head structure 5 detachably arranged at the end part of the thrust rod 4, wherein the pressure head structure 5 is used for jacking one end of the transmission shaft.
When a transmission shaft of a vehicle needs to be disassembled, the pressure head structure 5 is pressed against one end of the transmission shaft, and the clamping jaw structure 3 is fixedly clamped on a hub connected with the transmission shaft, so that the pressure head structure 5 can eject the transmission shaft out of the hub; because the pressure head structure 5 is detachably arranged at the end part of the thrust rod 4, when a plurality of transmission shafts with different sizes need to be disassembled, the disassembly can be realized only by replacing the pressure head structures 5 with different sizes, so that the replacement of the pressure head structure 5 is more concise and convenient; this has realized this transmission shaft dismounting device's modular design, and adaptable different dismantlement environment can improve the dismantlement efficiency of unidimensional transmission shaft through the removable assembly of pressure head structure 5 and distance rod 4.
Referring to fig. 2 and 3, in the embodiment of the present invention, the thrust rod 4 includes a push rod body 40 in threaded connection with the support base 1, and a push rod head 41 disposed at an end of the push rod body 40, and an inner peripheral side of the push rod head 41 is annularly provided with a plurality of first limiting grooves 410; the pressure head structure 5 includes a pressure head main body 50 having a pressure head connecting groove, a second limiting groove 500 corresponding to the plurality of first limiting grooves 410 is annularly provided on the peripheral sidewall of the pressure head connecting groove, the push rod head 41 is sleeved in the pressure head connecting groove, and an elastic limiting part 411 is movably clamped at the first limiting groove 410 and the second limiting groove 500.
Because the end of the pressure head structure 5 and the end of the thrust rod 4 are detachably connected, the elastic limiting part 411 is movably clamped at the first limiting groove 410 and the second limiting groove 500, and after the pressure head structure 5 and the thrust rod 4 are assembled, the elastic limiting part 411 moves between the first limiting groove 410 and the second limiting groove 500, and then the push rod head 41 is opened in the pressure head connecting groove of the pressure head main body 50 through the elastic limiting part 411.
Optionally, the elastic limiting member 411 includes a limiting spring 4110 respectively embedded in the first limiting grooves 410, and a plurality of limiting rolling balls 4111 movably clamped in the first limiting grooves 410, and an end of the limiting spring 4110 correspondingly abuts against one limiting rolling ball 4111.
The push rod body 40 can move along the axial direction of the support seat 1 by rotating the push rod body 40, and it should be noted that the other end of the push rod body 40 away from the pressure head structure 5 is provided with a hexagonal joint structure, so that the push rod body 40 can be rotated by clamping the hexagonal joint structure; the week lateral wall through the pressure head spread groove is to spacing grounder 4111's extrusion, can make spacing grounder 4111 roll in first spacing groove 410 under the spring action of spacing spring 4110, make first spacing groove 410 and the corresponding setting of second spacing groove 500 when push rod head 41 axial displacement, can make spacing grounder 4111 card locate in second spacing groove 500, it is spacing to produce the axial to pressure head main part 50, make pressure head main part 50 can not deviate from push rod head 41, thrust rod 4 and 5 assembly of pressure head structure are accomplished this moment, and simultaneously, thrust rod 4 is along 1 axial displacement's of supporting seat process, it is ejecting from wheel hub with the transmission shaft that pressure head structure 5 has also further promoted. It should be noted that, when the first limiting groove 410 is an annular groove, the limiting spring 4110 may be arranged in a curved manner; when the first limiting groove 410 is a straight groove, the limiting spring 4110 can be directly embedded in the straight groove. It should be noted that, a baffle plate can be disposed at a position where the limiting spring 4110 abuts against the limiting rolling ball 4111, and the baffle plate can make the limiting spring 4110 provide a stable elastic force for the limiting rolling ball 4111, so as to keep the limiting rolling ball 4111 moving stably in the first limiting groove 410.
When the multiple not unidimensional transmission shaft is dismantled to needs, only need to change not unidimensional pressure head structure 5 and can realize, when split distance rod 4 and pressure head structure 5, exert certain pull-out power on pressure head structure 5, spacing grounder 4111 removes to first spacing groove 410 owing to the week lateral wall that receives the pressure head spread groove is crowded, thereby make the card locate the spacing grounder 4111 in the second spacing groove 500 and deviate from, even pressure head structure 5 deviates from distance rod 4, make pressure head structure 5's change more succinct convenient.
Optionally, the elastic limiting member 411 includes a bushing 4112 clamped between an outer wall surface of the push rod head 41 and an inner wall surface of the connecting groove of the pressure head, the bushing 4112 is provided with a plurality of limiting holes, and the plurality of limiting rolling balls 4111 are clamped in the plurality of limiting holes in a one-to-one correspondence manner; the diameter in this spacing hole is less than spacing grounder 4111's diameter, and when changing not unidimensional pressure head structure 5, distance rod 4 deviates from in the pressure head structure 5, because spacing grounder 4111 blocks and locates in spacing hole, consequently no matter what kind of assembled state distance rod 4 is in, spacing grounder 4111 can not deviate from in push rod head 41 under bush 4112's limiting displacement all the time.
Referring to fig. 4 and 5, in the embodiment of the present invention, the ram structure 5 includes a thrust ball bearing 51 disposed at the bottom of the ram connecting groove of the ram body 50, and a snap spring structure 52 clamped on the inner wall surface of the ram connecting groove, the snap spring structure 52 abuts against the top circumference of the thrust ball bearing 51, and the end of the push rod head 41 corresponds to the top of the thrust ball bearing 51. In the process that the thrust rod 4 moves axially along the supporting seat 1, the pressure head structure 5 is pushed out of the wheel hub, when the push head 41 is sleeved in the pressure head connecting groove, the end part of the push head 41 corresponds to the top of the thrust ball bearing 51, the push head 41 is supported by the thrust ball bearing 51, and because the thrust ball bearing 51 is under the limiting action of the snap spring structure 52, the pressure head structure 5 does not rotate synchronously with the thrust rod 4, namely, the thrust ball bearing cannot move axially, so that the friction torque when the thrust rod 4 is rotated is reduced, meanwhile, the push head 41 and the transmission shaft cannot slide relatively, and the abrasion to the transmission shaft is also reduced.
Referring to fig. 6, in the embodiment of the present invention, the clamping arm structure 2 includes a clamping arm rod 20 hinged to the support base 1, and a clamping jaw connecting rod 21 telescopically connected to the clamping arm rod 20, and the clamping jaw connecting rod 21 is hinged to the clamping jaw structure 3. When the clamping jaw structure 3 clamps and fixes the hub connected with the transmission shaft, the clamping arm rod 20 is hinged to the supporting seat 1, the clamping arm rod 20 can freely rotate around a connection point with the supporting seat 1, and the clamping arm rod is telescopically connected with the clamping jaw connecting rod 21, and the clamping jaw connecting rod 21 is hinged to the clamping jaw structure 3, so that the clamping jaw structure 3 can be adjusted to clamp and fix the hub connected with the transmission shaft at a proper position and angle.
Optionally, the clamping arm rod is telescopically connected with the clamping jaw connecting rod 21, and the telescopic connection has the following two connection modes; the first method comprises the following steps: the clamping arm rod 20 is in threaded connection with the clamping jaw connecting rod 21, and the clamping arm rod 20 is detachably and fixedly connected with the clamping jaw connecting rod 21; the first method comprises the following steps: the clamping arm rod 20 is provided with a clamping arm connecting hole, and the clamping jaw connecting rod 21 is movably sleeved in the clamping arm connecting hole; the clamping arm structure 2 further comprises a fastening screw arranged on the clamping arm rod 20, and the fastening screw extends into the clamping arm connecting hole and is tightly abutted to the clamping jaw connecting rod 21. Therefore, by means of the two telescopic connection modes, the telescopic length between the clamping arm rod 20 and the clamping jaw connecting rod 21 is changed, and the clamping position of the clamping jaw structure 3 can be adjusted, so that the clamping jaw structure can better adapt to different disassembling environments, and can better clamp and fix the hub connected with the transmission shaft.
Optionally, the jaw structure 3 includes a jaw rod 30 hinged to the jaw structure 2, and a jaw body 31 hinged to the jaw rod 30; the clamping jaw body 31 comprises a first clamping plate 310 and a second clamping plate 311 which are hinged to each other, one end of the first clamping plate 310 and one end of the second clamping plate 311 form a clamping end, the other end of the first clamping plate 310 and the other end of the second clamping plate 311 form a pressing end, the clamping end is used for clamping a wheel hub connected with a transmission shaft, and a clamping jaw spring 312 is connected between the first clamping plate 310 and the second clamping plate 311 of the pressing end. Clamping force is provided for the pressing end through the clamping jaw spring 312, so that the clamping end clamps the wheel hub and is not loosened, and a vehicle transmission shaft dismounting procedure is carried out at the moment.
Optionally, the clamping arm structure 2 includes a clamping arm rod hinged to the support base 1, and a clamping jaw connecting rod 21 telescopically connected to the clamping arm rod 20, and the clamping jaw connecting rod 21 is hinged to the clamping jaw rod 30 through a spherical hinge pair 6; the spherical hinge pair 6 comprises a connecting spherical shell arranged at the end part of the clamping jaw connecting rod 21 and a connecting ball head arranged at the end part of the clamping jaw rod 30, and the connecting ball head is rotatably arranged in the connecting spherical shell. Because the connecting ball head is rotatably arranged in the connecting spherical shell, the clamping angle of the wheel hub can be clamped by the adjustable clamping jaw body 31, so that the connecting ball head can better adapt to different disassembling environments, and the wheel hub connected with the transmission shaft can be clamped and fixed at a better clamping angle.
Optionally, a connecting through hole is formed in the middle of the supporting seat 1, an internal thread is formed on the inner wall surface of the connecting through hole, and an external thread matched with the internal thread is formed on the outer wall surface of the thrust rod 4; the external thread and the internal thread are matched with each other, so that after the thrust rod 4 is rotated, the thrust rod 4 can axially move along the supporting seat 1, and the pressure head structure 5 enables the transmission shaft to be ejected out of the hub.
In the description of the present invention, it should be noted that the terms "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are intended to be inclusive and mean, for example, that there may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions; also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A vehicle propeller shaft removing apparatus, comprising:
the supporting clamp comprises a supporting seat (1), a plurality of clamping arm structures (2) hinged to the peripheral side of the supporting seat (1), and a clamping jaw structure (3) arranged at the end part of each clamping arm structure (2), wherein the clamping jaw structure (3) is used for clamping and fixing a hub connected with a transmission shaft; and the number of the first and second groups,
the dismounting rod structure is arranged on the supporting seat (1) in a penetrating way and used for dismounting the transmission shaft; the disassembly rod structure comprises a thrust rod (4) in threaded connection with the supporting seat (1), and a pressure head structure (5) detachably arranged at the end part of the thrust rod (4), wherein the pressure head structure (5) is used for jacking one end of the transmission shaft.
2. The vehicle transmission shaft dismounting device according to claim 1, wherein the thrust rod (4) comprises a push rod body (40) in threaded connection with the support base (1), and a push rod head (41) arranged at an end of the push rod body (40), and an inner peripheral side of the push rod head (41) is annularly provided with a plurality of first limiting grooves (410);
pressure head structure (5) are including pressure head main part (50) that have the pressure head spread groove, the week lateral wall of pressure head spread groove go up the ring be equipped with a plurality of second spacing groove (500) that first spacing groove (410) correspond, putter head (41) cover is located in the pressure head spread groove, just first spacing groove (410) with second spacing groove (500) department activity card is equipped with elasticity locating part (411).
3. The vehicle transmission shaft dismounting device according to claim 2, wherein the elastic limiting member (411) comprises a plurality of limiting springs (4110) respectively embedded in the plurality of first limiting grooves (410), and a plurality of limiting rolling balls (4111) movably clamped in the first limiting grooves (410), and an end of the limiting spring (4110) correspondingly abuts against one of the limiting rolling balls (4111).
4. The vehicle transmission shaft dismounting device according to claim 3, wherein the elastic limiting member (411) comprises a bushing (4112) clamped between an outer wall surface of the push rod head (41) and an inner wall surface of the connecting groove of the push rod head, a plurality of limiting holes are formed in the bushing (4112), and a plurality of limiting rolling balls (4111) are clamped in the plurality of limiting holes in a one-to-one correspondence manner.
5. The vehicle transmission shaft dismounting device according to claim 2, wherein the ram structure (5) comprises a thrust ball bearing (51) arranged at the bottom of the ram connecting groove of the ram body (50), and a snap spring structure (52) clamped on the inner wall surface of the ram connecting groove, the snap spring structure (52) abuts against the top peripheral side of the thrust ball bearing (51), and the end of the push ram (41) corresponds to the top of the thrust ball bearing (51).
6. Vehicle transmission shaft dismounting device according to claim 1, characterized in that said clamping arm structure (2) comprises a clamping arm lever (20) articulated with said support seat (1), and a jaw connecting lever (21) telescopically connected with said clamping arm lever (20), said jaw connecting lever (21) being articulated with said jaw structure (3).
7. The vehicle propeller shaft removing apparatus as defined in claim 6, wherein the jaw arm lever (20) is screw-coupled with the jaw connecting lever (21); or,
the clamping arm rod (20) is provided with a clamping arm connecting hole, and the clamping jaw connecting rod (21) is movably sleeved in the clamping arm connecting hole; the clamping arm structure (2) further comprises a fastening screw arranged on the clamping arm rod (20), and the fastening screw extends into the clamping arm connecting hole and is tightly abutted to the clamping jaw connecting rod (21).
8. The vehicle driveshaft dismounting device according to claim 1, characterized in that the jaw structure (3) comprises a jaw lever (30) hinged to the jaw structure (2), and a jaw body (31) hinged to the jaw lever (30);
the clamping jaw body (31) comprises a first clamping plate (310) and a second clamping plate (311) which are hinged to each other, the first clamping plate (310) and one end of the second clamping plate (311) form a clamping end and the other end form a pressing end, the clamping end is used for clamping a wheel hub connected with a transmission shaft, and the pressing end is connected with a clamping jaw spring (312) between the first clamping plate (310) and the second clamping plate (311).
9. The vehicle transmission shaft dismounting device according to claim 8, characterized in that the clamping arm structure (2) comprises a clamping arm rod hinged with the support base (1), and a clamping jaw connecting rod (21) telescopically connected with the clamping arm rod (20), wherein the clamping jaw connecting rod (21) is hinged with the clamping jaw rod (30) through a spherical hinge pair (6);
the spherical hinge pair (6) comprises a connecting spherical shell arranged at the end part of the clamping jaw connecting rod (21) and a connecting ball head arranged at the end part of the clamping jaw rod (30), and the connecting ball head is rotatably arranged in the connecting spherical shell.
10. The vehicle transmission shaft dismounting device according to claim 1, wherein a connecting through hole is formed in the middle of the support base (1), an internal thread is formed on the inner wall surface of the connecting through hole, and an external thread matched with the internal thread is formed on the outer wall surface of the thrust rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010675721.8A CN111941347A (en) | 2020-07-14 | 2020-07-14 | Vehicle transmission shaft dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010675721.8A CN111941347A (en) | 2020-07-14 | 2020-07-14 | Vehicle transmission shaft dismounting device |
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| CN111941347A true CN111941347A (en) | 2020-11-17 |
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| CN202010675721.8A Pending CN111941347A (en) | 2020-07-14 | 2020-07-14 | Vehicle transmission shaft dismounting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043422A (en) * | 2021-11-23 | 2022-02-15 | 哈尔滨东安汽车动力股份有限公司 | Tool for dismounting bearing bush of output shaft of lengthened rear-drive transmission and operation method |
| RU220163U1 (en) * | 2023-04-18 | 2023-08-30 | Федеральное государственное бюджетное образовательное учреждение высшего образования Самарский государственный университет путей сообщения | Device for removing a jammed brake block pin of a railway passenger car |
| CN117773835A (en) * | 2024-02-26 | 2024-03-29 | 常州市钧达轴承有限公司 | Reliably-positioned bearing puller and working method thereof |
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| CN207402718U (en) * | 2017-10-31 | 2018-05-25 | 重庆幻速汽车配件有限公司 | A kind of protection device for installing of no step bars shafting oil envelope |
| CN209110969U (en) * | 2018-10-08 | 2019-07-16 | 兰州西固热电有限责任公司 | A kind of mill exhauster use drawing horse |
| CN210850019U (en) * | 2019-11-07 | 2020-06-26 | 袁荣丙 | Cross wrench with replaceable sleeve |
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| JP2000237972A (en) * | 1999-02-22 | 2000-09-05 | Aruma Trading Kk | Valve core detaching tool |
| CN203853942U (en) * | 2014-01-17 | 2014-10-01 | 林影霞 | Bearing detaching auxiliary tool |
| CN204819340U (en) * | 2015-07-28 | 2015-12-02 | 常州市蓝托金属制品有限公司 | Horse is drawn to tight type |
| CN204976499U (en) * | 2015-07-28 | 2016-01-20 | 常州市蓝托金属制品有限公司 | Concertina type draws horse |
| CN205928480U (en) * | 2016-08-29 | 2017-02-08 | 山东莱钢建设有限公司 | Shaft coupling is dismantled and is drawn horse with hydraulic pressure |
| CN207402718U (en) * | 2017-10-31 | 2018-05-25 | 重庆幻速汽车配件有限公司 | A kind of protection device for installing of no step bars shafting oil envelope |
| CN209110969U (en) * | 2018-10-08 | 2019-07-16 | 兰州西固热电有限责任公司 | A kind of mill exhauster use drawing horse |
| CN210850019U (en) * | 2019-11-07 | 2020-06-26 | 袁荣丙 | Cross wrench with replaceable sleeve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114043422A (en) * | 2021-11-23 | 2022-02-15 | 哈尔滨东安汽车动力股份有限公司 | Tool for dismounting bearing bush of output shaft of lengthened rear-drive transmission and operation method |
| RU220163U1 (en) * | 2023-04-18 | 2023-08-30 | Федеральное государственное бюджетное образовательное учреждение высшего образования Самарский государственный университет путей сообщения | Device for removing a jammed brake block pin of a railway passenger car |
| CN117773835A (en) * | 2024-02-26 | 2024-03-29 | 常州市钧达轴承有限公司 | Reliably-positioned bearing puller and working method thereof |
| CN117773835B (en) * | 2024-02-26 | 2024-04-23 | 常州市钧达轴承有限公司 | Reliably-positioned bearing puller and working method thereof |
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