CN113979287A - Differential assembly assembling and disassembling tool and method - Google Patents
Differential assembly assembling and disassembling tool and method Download PDFInfo
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- CN113979287A CN113979287A CN202111232001.5A CN202111232001A CN113979287A CN 113979287 A CN113979287 A CN 113979287A CN 202111232001 A CN202111232001 A CN 202111232001A CN 113979287 A CN113979287 A CN 113979287A
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- locking
- bearing
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 96
- 230000000903 blocking effect Effects 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 6
- 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 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a differential mechanism assembly assembling and disassembling tool, which comprises: the locking anti-slip mechanism is used for clamping and fixing the outer ring of the bearing; the hoisting balance mechanism is used for hoisting the differential assembly; the locking anti-slipping mechanism is connected with the hoisting balance mechanism shaft through the connecting mechanism; the method and the tool can efficiently and conveniently complete the assembly and disassembly of the differential assembly by a single person, avoid the falling of the bearing outer ring, conveniently complete the disassembly of the bearing cover and effectively ensure the assembly quality.
Description
Technical Field
The invention relates to the field of differential assembly, in particular to a differential assembly assembling and disassembling tool and method.
Background
A certain type of front and rear split-shell type axle main reducer assembly is driven by a bevel gear, a driven bevel gear is integrated in a differential assembly, and the differential assembly needs to be assembled and disassembled for multiple times in a trial assembly process in order to meet the requirements of bevel gear meshing marks and adjust the pre-tightening of a bevel bearing. The differential assembly has heavy weight, is inclined from the tooth side and has high labor intensity of manual assembly and disassembly. Meanwhile, the two ends of the differential assembly adopt the conical bearings, so that the outer ring is required to be kept from falling off during assembly and disassembly, and the installation space of the front shell is compact, so that the assembly and disassembly can be completed by cooperation of a plurality of persons. In addition, the mounting holes of the conical bearings at the two ends of the differential assembly are split bearing holes, the bearing covers on the upper portion are mounted on the front shell through positioning pins and bolts, the bearing covers need to be dismounted firstly when the differential assembly is dismounted, and the bearing covers are difficult to dismount due to the compact spatial arrangement and the limited structure.
Disclosure of Invention
The invention aims to provide a differential assembly assembling and disassembling tool and a differential assembly assembling and disassembling method, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a frock is installed and removed to differential mechanism assembly, includes:
the locking anti-slip mechanism is used for clamping and fixing the outer ring of the bearing;
the hoisting balance mechanism is used for hoisting the differential assembly;
and the locking anti-slipping mechanism is connected with the hoisting balance mechanism shaft through the connecting mechanism.
Further, the locking anti-slip mechanism comprises: the bearing mechanism and the clamping mechanism; the upper part of the clamping mechanism is arranged in the bearing mechanism and moves in the bearing mechanism to adjust the opening size of the clamping part at the lower part of the clamping mechanism.
Further, the load bearing mechanism includes: the device comprises a base plate, a guide inclined plate and a blocking cover; the base plate fixed connection the direction swash plate, direction swash plate fixed connection the fender lid.
Furthermore, the base plate is of a rectangular plate-shaped structure, a base plate support lug is arranged in the middle of the top edge, and the top edge of the base plate on two sides of the base plate support lug and two side edges of the base plate are provided with flanging structures; the inclined guide plate is of an isosceles trapezoid plate-shaped structure with a narrow upper part and a wide lower part, and is axisymmetric relative to a connecting line of the middle point of the upper side and the middle point of the lower side of the base plate; the middle of the top edge of the blocking cover is provided with a blocking cover support lug, and the blocking cover support lug is provided with a blocking cover which is buckled on the flanging structure and the guide inclined plate.
Further, the clamping mechanism includes: the locking sliding plate, the sliding plate limiting pin and the bearing outer ring clamping plate are arranged on the bearing outer ring; the locking slide plate can move along a contact inclined plane with the guide inclined plate, a locking slide plate through groove is formed in the upper portion of the locking slide plate, and the slide plate limiting pin penetrates through the base plate, the locking slide plate through groove and the blocking cover to limit the locking slide plate; the lower part of the locking sliding plate is connected with the bearing outer ring clamping plate.
Further, hoist and mount balanced mechanism includes: the device comprises a hoisting plate, a lifting hook, a limiting bolt, an anti-rotation stop pin and a lifting ring; the lifting hook is sleeved on the hoisting plate through an opening on the lifting hook and is fixed and limited through the limiting bolt; the anti-rotation stop pin is arranged on the lifting hook in an interference fit mode, and the lifting ring is arranged on the hoisting plate.
Furthermore, the installation position of the lifting hook and the lifting ring on the lifting plate can be changed.
Further, the connection mechanism includes: the handle, the connecting rotary rod, the return spring and the lock pin; the lifting hook is provided with a connecting port, the connecting rotary rod is a stepped round rod, the thin rod part of the connecting rotary rod penetrates through the retaining cover support lug, the base plate support lug and the return spring, the handle is connected with the end of the thin rod part of the connecting rotary rod through threads, and the return spring is in a pressed state; the connecting rotating rod thick rod part penetrates through the connecting port, and the first lock pin and the second lock pin penetrate through the connecting rotating rod thick rod part in an interference fit manner and are used for restraining the connecting rotating rod from displacing in the connecting port; when the locking anti-slip mechanism rotates towards the opening direction of the lifting hook, the anti-rotation stop pin blocks the first locking pin and the second locking pin so as to restrain the locking anti-slip mechanism from rotating towards the opening direction of the lifting hook.
Further, the device also comprises a support, wherein the support comprises a base, a vertical rod and a bearing outer ring support seat; the pole setting pass through interference fit with the pedestal connection, bearing inner race supporting seat pass through interference fit with the pole setting be connected.
Further, a method of mounting and dismounting a differential assembly, comprising:
when the differential assembly is installed, the differential assembly placed on the support is hooked through the hoisting balance structure;
after rising a certain height, installing a locking anti-slip mechanism;
operating the hoisting equipment to move the differential assembly to the inside of the main reducer shell;
the locking anti-slip mechanism is timely disassembled in the placing process;
when the differential assembly is disassembled, the differential assembly is hooked through the hoisting balance mechanism;
hoisting the differential assembly by using hoisting equipment to a certain height to finish the disassembly of the bearing cover;
then installing a locking anti-slip mechanism, and fixing the bearing outer ring on the differential assembly;
operating the hoisting equipment to move the differential assembly;
and finally, placing the differential assembly on the support, and timely disassembling the locking anti-slip mechanism in the placing process.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a differential assembly assembling and disassembling tool and a differential assembly assembling and disassembling method aiming at the problems, wherein the tool comprises a support, a hoisting balance mechanism, a locking anti-slipping mechanism and the like.
Drawings
FIG. 1 is a schematic view of a differential assembly mounting and dismounting tool;
FIG. 2 is a schematic view of a pedestal;
FIG. 3 is a schematic view of a coupling mechanism;
FIG. 4 is a schematic view of a hoisting balance mechanism;
FIG. 5 is a schematic view of the locking anti-slip mechanism;
FIG. 6 is a schematic view of a load bearing mechanism;
FIG. 7 is a schematic structural view of the locking anti-slip mechanism;
FIG. 8 is a flow chart of a method of installing a differential assembly;
FIG. 9 is a flow chart of a method of disassembling a differential assembly;
in the figure: 1. locking the anti-slip mechanism; 2. hoisting a balance mechanism; 3. a connecting mechanism; 4. a support; 11. a load bearing mechanism; 12. a clamping mechanism; 21. hoisting the plate; 22. a hook; 23. a limit bolt; 24. an anti-rotation stop pin; 25. a hoisting ring; 31. connecting a rotary rod; 32. a return spring; 33. a first lock pin; 34. a second lock pin; 35. a handle; 41. a base; 42. erecting a rod; 43. a bearing outer ring supporting seat; 111. a substrate; 112. a guide sloping plate; 113. a blocking cover; 121. locking the sliding plate; 122. a slide plate limit pin; 123. a bearing outer ring clamping plate; 221. a connecting port; 1111. a substrate lug; 1113. a flanging structure; 1131. a retaining cover lug; 1211. a locking slide plate through groove;
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to the attached drawings of the specification, the invention provides a technical scheme that: as shown in fig. 1, a differential assembly mounting and dismounting tool includes:
the locking anti-slip mechanism 1 is used for clamping and fixing the outer ring of the bearing;
the hoisting balance mechanism 2 is used for hoisting the differential assembly;
and the locking anti-slipping mechanism 1 is connected with the hoisting balance mechanism 2 through the connecting mechanism 3.
The first embodiment is as follows:
as shown in fig. 5, preferably, the locking anti-slip mechanism 1 includes:
the bearing mechanism 11 is connected with the hoisting balance mechanism 2 and bears the dropping force of the clamping mechanism 12 for clamping and fixing the bearing outer ring;
two ends of the differential assembly are provided with taper bearings, and the outer ring is required to be kept from falling off during assembly and disassembly, so the clamping mechanism 12 is designed to clamp and fix the bearing outer ring to prevent the bearing outer ring from falling off in the embodiment;
the upper portion of the clamping mechanism 12 is arranged in the bearing mechanism 11 and can move in the bearing mechanism 11 to adjust the opening size of the clamping portion at the lower portion of the clamping mechanism 12, after the bearing outer ring is hooped by the clamping mechanism 12, the bearing outer ring is locked to cause relative displacement between the bearing mechanism 11 and the clamping mechanism 12, so that the opening size of the clamping portion is restrained, the bearing outer ring is fixed in the clamping portion, the bearing outer ring is prevented from falling, meanwhile, the bearing cover can be conveniently disassembled, and the assembling quality is effectively guaranteed.
As shown in fig. 6 and 7, preferably, the load bearing mechanism 11 includes: a base plate 111, a guide sloping plate 112 and a blocking cover 113; the base plate 111 is fixedly connected with the inclined guide plate 112, and the inclined guide plate 112 is fixedly connected with the blocking cover 113. In this embodiment, the substrate 111 has a rectangular plate-shaped structure, a substrate supporting lug 1111 is disposed in the middle of the top side, and edge-turned structures 1113 are disposed on the top side of the substrate 111 and two sides of the substrate 111 at two sides of the substrate supporting lug 1111; a flanging structure can be arranged at a position where the movement of the locking sliding plate 121 is not influenced by the bottom edge, in this embodiment, the inclined guide plate 112 is preferably arranged to be an isosceles trapezoid plate-shaped structure with a narrow upper part and a wide lower part, and the inclined guide plate 112 is axisymmetrical with respect to the connecting line of the middle point of the upper edge and the middle point of the lower edge of the base plate 111; a stop cover support lug 1131 is arranged in the middle of the top edge of the stop cover 113, and the stop cover 113 is fastened to the flanging structure and the inclined guide plate 112.
As shown in fig. 7, preferably, the clamping mechanism 12 includes: a locking slide plate 121, a slide plate limit pin 122 and a bearing outer ring clamping plate 123; the locking slide plate 121 can move along the contact inclined plane with the guide inclined plate 112, a locking slide plate through groove 1211 is arranged at the upper part of the locking slide plate 121, and the slide plate limit pin 122 penetrates through the base plate 111, the locking slide plate through groove 1211 and the stop cover 113 to limit the locking slide plate 121; the lower part of the locking sliding plate 121 is connected with the bearing outer ring clamping plate 123; the locking slide groove 1211 runs parallel to the oblique side of the swash plate 112.
Example two:
as shown in fig. 4, preferably, the hoisting balance mechanism 2 includes: the lifting device comprises a lifting plate 21, a lifting hook 22, a limit bolt 23, an anti-rotation stop pin 24 and a lifting ring 25; the hoisting plate 21 is a rectangular plate-shaped structure, the lifting hook 22 is sleeved on the hoisting plate 21 through an opening on the lifting hook, and is fixed and limited through the limiting bolt 23; each lifting hook 22 is fixed and limited by two limiting bolts 23, and the installation position of the lifting hook 22 can be changed by adjusting the arrangement positions of the limiting bolts 23; a through groove is formed in the hoisting plate 21, the hoisting ring 25 is arranged in the through groove of the hoisting plate 21, and the hoisting ring 25 is fixed on the hoisting plate 21 through the hoisting ring nut 26, so that the installation position of the hoisting ring 25 on the hoisting plate 21 can be changed within the range of the through groove; the reason why the installation position of the lifting hook 22 and the installation position of the lifting ring 25 can be changed in this embodiment is that the differential assembly is deflected and sunk from the tooth side, and the differential assembly is balanced after being lifted by adjusting the positions of the lifting hook 22 and the lifting ring 25, so that the lifting safety is effectively ensured.
Example three:
as shown in fig. 3, preferably, the connection mechanism 3 includes: a handle 35, a connecting rotary rod 31, a return spring 32 and a lock pin 33; the hook 22 is provided with a connecting port 221, the connecting rotary rod 31 is a stepped round rod, the thin rod part of the connecting rotary rod 31 penetrates through the baffle cover support lug 1131, the base plate support lug 1111 and the return spring 111, the handle 35 is connected with the end of the thin rod part of the connecting rotary rod 31 through threads, and the return spring 32 is in a pressed state; the thick rod part of the connecting rotary rod 31 is arranged in the connecting port 221 in a penetrating mode, and the first lock pin 33 and the second lock pin 34 are arranged in the thick rod part of the connecting rotary rod 31 in a penetrating mode through interference fit and used for restraining the connecting rotary rod 31 from displacing in the connecting port 221; the anti-rotation blocking pin 24 is arranged on the lifting hook 22 in an interference fit manner, and when the locking anti-slip mechanism 1 rotates towards the opening direction of the lifting hook 22, the anti-rotation blocking pin 24 blocks the first locking pin 33 and the second locking pin 34 so as to restrict the locking anti-slip mechanism 1 to rotate towards the opening direction of the lifting hook 22.
Example four:
as shown in fig. 2, it preferably further comprises a support 4, where the support 4 includes a base 41, an upright 42, and a bearing outer ring support seat 43; the upright rod 42 is connected with the base 41 through interference fit, and the bearing outer ring supporting seat 43 is connected with the upright rod 42 through interference fit; the support 4 protects the differential mechanism, prevents the bearing from colliding, and avoids burrs and collision of products caused by turnover of the differential mechanism.
Example five:
as shown in fig. 8, preferably, a method of mounting and dismounting a differential assembly includes the following mounting steps:
s100, when the differential assembly is installed, the differential assembly placed on the support 4 is hooked through the hoisting balance structure 2;
s120, installing a locking anti-slip mechanism 1 after the lifting to a certain height;
s130, operating the hoisting equipment to move the differential assembly to the interior of the main speed reducer shell;
s140, timely disassembling the locking anti-slip mechanism 1 in the placing process;
as shown in fig. 9, a method of assembling and disassembling a differential assembly includes the following steps:
s200, when the differential assembly is disassembled, the differential assembly is hooked through the hoisting balance mechanism 2;
s210, hoisting the differential assembly by using hoisting equipment to a certain height to finish the disassembly of the bearing cover;
s220, installing a locking anti-slip mechanism 1, and fixing a bearing outer ring on the differential assembly;
s230, operating the lifting equipment to move the differential assembly;
s240, finally, the differential assembly is placed on the support 4, and the locking anti-slip mechanism 1 is detached in time in the placement process.
The differential assembly assembling and disassembling method in the embodiment is that the base and the lifting hook assembly are combined in a limited space to realize the application of the differential assembly in the repeated assembling and disassembling process during adjustment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a frock is installed and removed to differential mechanism assembly which characterized in that includes:
the locking anti-slip mechanism (1) is used for clamping and fixing the outer ring of the bearing;
the hoisting balance mechanism (2) is used for hoisting the differential assembly;
and the locking anti-slipping mechanism (1) is connected with the hoisting balance mechanism (2) through the connecting mechanism (3) in a shaft mode.
2. The tool for mounting and dismounting a differential assembly according to claim 1, wherein the locking anti-slip mechanism (1) comprises: a bearing mechanism (11) and a clamping mechanism (12); the upper part of the clamping mechanism (12) is arranged in the bearing mechanism (11) and moves in the bearing mechanism (11) to adjust the opening size of the clamping part at the lower part of the clamping mechanism (12).
3. The differential assembly mounting and dismounting tool according to claim 2, wherein the load bearing mechanism comprises: a base plate (111), a guide sloping plate (112) and a blocking cover (113); the base plate (111) is fixedly connected with the inclined guide plate (112), and the inclined guide plate (112) is fixedly connected with the blocking cover (113).
4. The tool for mounting and dismounting the differential assembly according to claim 3, wherein the base plate (111) is of a rectangular plate-shaped structure, a base plate supporting lug (1111) is arranged in the middle of the top edge, and flanging structures (1113) are arranged on the top edge of the base plate (111) on two sides of the base plate supporting lug (1111) and two sides of the base plate (111); the inclined guide plate (112) is of an isosceles trapezoid plate-shaped structure with a narrow upper part and a wide lower part, and the inclined guide plate (112) is axisymmetric relative to a connecting line of the middle point of the upper side and the middle point of the lower side of the base plate (111); and a blocking cover support lug (1131) is arranged in the middle of the top edge of the blocking cover (113), and the blocking cover (113) is buckled on the flanging structure (1113) and the guide inclined plate (112).
5. The differential assembly mounting and dismounting tool according to claim 2, wherein the clamping mechanism (12) comprises: a locking sliding plate (121), a sliding plate limiting pin (122) and a bearing outer ring clamping plate (123); the locking sliding plate (121) can move along a contact inclined plane with the guide inclined plate (112), a locking sliding plate through groove (1211) is formed in the upper portion of the locking sliding plate (121), and the sliding plate limiting pin (122) penetrates through the base plate (111), the locking sliding plate through groove (1211) and the blocking cover (113) to limit the locking sliding plate (121); the lower part of the locking sliding plate (121) is connected with the bearing outer ring clamping plate (123).
6. The differential assembly mounting and dismounting tool according to claim 1, wherein the hoisting balance mechanism (2) comprises: the device comprises a hoisting plate (21), a lifting hook (22), a limiting bolt (23), an anti-rotation stop pin (24) and a lifting ring (25); the lifting hook (22) is sleeved on the hoisting plate (21) through an opening on the lifting hook and is fixed and limited through the limiting bolt (23); prevent changeing backing pin (24) through interference fit set up in on lifting hook (22), rings (25) set up on hoist and mount board (21).
7. The tool for mounting and dismounting a differential assembly according to claim 6, wherein the mounting positions of the lifting hook (22) and the lifting ring (25) on the lifting plate (21) can be changed.
8. A differential assembly mounting and dismounting tool according to claims 1-7, characterized in that said connection mechanism (3) comprises: the handle (35), the connecting rotary rod (31), the return spring (32), the first lock pin (33) and the second lock pin (34); the lifting hook (22) is provided with a connecting port (221), the connecting rotary rod (31) is a stepped round rod, the thin rod part of the connecting rotary rod (31) penetrates through the baffle cover support lug (1131), the substrate support lug (1111) and the return spring (111), the handle (34) is connected with the end of the thin rod part of the connecting rotary rod (31) through threads, and the return spring (32) is in a pressed state; the thick rod part of the connecting rotary rod (31) penetrates through the connecting port (221), and the first lock pin (33) and the second lock pin (34) penetrate through the thick rod part of the connecting rotary rod (31) in an interference fit manner to restrain the connecting rotary rod (31) from being positioned in the connecting port (221); when the locking anti-slip mechanism (1) rotates towards the opening direction of the lifting hook (22), the anti-rotation stop pin (24) blocks the first locking pin (33) and the second locking pin (34) so as to restrain the locking anti-slip mechanism (1) from rotating towards the opening direction of the lifting hook (22).
9. The tool for assembling and disassembling the differential assembly according to claim 1, further comprising a support (4), wherein the support (4) comprises a base (41), a vertical rod (42) and a bearing outer ring support seat (43); the upright rod (42) is connected with the base (41) through interference fit, and the bearing outer ring supporting seat (43) is connected with the upright rod (42) through interference fit.
10. A method of assembling and disassembling a differential assembly, comprising:
when the differential assembly is installed, the differential assembly placed on the support is hooked through the hoisting balance structure (2);
after rising a certain height, a locking anti-slip mechanism (1) is installed;
operating the hoisting equipment to move the differential assembly to the inside of the main reducer shell;
the locking anti-slip mechanism (1) is timely disassembled in the placing process;
when the differential assembly is disassembled, the differential assembly is hooked through the hoisting balance mechanism (2);
hoisting the differential assembly by using hoisting equipment to a certain height to finish the disassembly of the bearing cover;
then a locking anti-slip mechanism (1) is installed, and the bearing outer ring is fixed on the differential assembly;
operating the hoisting equipment to move the differential assembly;
and finally, the differential assembly is placed on the support (4), and the locking anti-slip mechanism (1) is timely detached in the placing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111232001.5A CN113979287B (en) | 2021-10-22 | 2021-10-22 | Differential assembly assembling and disassembling tool and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111232001.5A CN113979287B (en) | 2021-10-22 | 2021-10-22 | Differential assembly assembling and disassembling tool and method |
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| Publication Number | Publication Date |
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| CN113979287A true CN113979287A (en) | 2022-01-28 |
| CN113979287B CN113979287B (en) | 2024-05-07 |
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| CN205061379U (en) * | 2015-10-28 | 2016-03-02 | 重庆九源机械有限公司 | Differential mechanism casing stone tongs |
| CN205802780U (en) * | 2016-07-06 | 2016-12-14 | 东风德纳车桥有限公司 | A kind of boom hoisting of gravity-center adjustable |
| JP2018043817A (en) * | 2016-09-12 | 2018-03-22 | いすゞ自動車株式会社 | Lifting tool |
| JP2018080001A (en) * | 2016-11-14 | 2018-05-24 | いすゞ自動車株式会社 | Workpiece lifting tool |
| CN206298277U (en) * | 2016-12-22 | 2017-07-04 | 安徽江淮汽车集团股份有限公司 | The offline hanging apparatus of differential assembly |
| CN208454257U (en) * | 2018-04-24 | 2019-02-01 | 安徽合力股份有限公司 | It is a kind of for assembling the suspender of electri forklift front axle assy |
| CN210655832U (en) * | 2019-06-25 | 2020-06-02 | 柳州职业技术学院 | Special lifting appliance for differential mechanism assembly |
| CN211225993U (en) * | 2019-12-27 | 2020-08-11 | 攀钢集团工程技术有限公司 | Auxiliary installation device for converter trunnion bearing |
| CN111302225A (en) * | 2020-03-30 | 2020-06-19 | 潍柴动力股份有限公司 | Hoist and mount turning device |
| CN214187014U (en) * | 2020-11-12 | 2021-09-14 | 中国第一汽车股份有限公司 | Assembling mechanism of passenger car differential assembly |
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