CN112936164A - Variable-amplitude reducer disassembling tool and using method thereof - Google Patents
Variable-amplitude reducer disassembling tool and using method thereof Download PDFInfo
- Publication number
- CN112936164A CN112936164A CN201911268319.1A CN201911268319A CN112936164A CN 112936164 A CN112936164 A CN 112936164A CN 201911268319 A CN201911268319 A CN 201911268319A CN 112936164 A CN112936164 A CN 112936164A
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- China
- Prior art keywords
- hole
- lead screw
- reducer
- speed reducer
- channel
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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
- B25B27/023—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 using screws
Abstract
The invention discloses a variable amplitude reducer disassembling tool and a use method thereof, wherein the variable amplitude reducer disassembling tool comprises: the lead screw comprises a lead screw and a channel steel, wherein 2 first through holes and 1 second through hole are formed in the channel steel, 2 first through holes are fixedly arranged with an external connector of a speed reducer through bolts, the second through holes are located in the 2 middle positions of the first through holes and are provided with internal threads, and the lead screw is perpendicular to the channel steel, and the bottom end of the lead screw is in threaded connection with the second through holes. Because the channel steel is used for connecting the external interface of the speed reducer, the stress is uniform, the lead screw slowly and stably compresses the friction plate downwards in the operation process, and the speed reducer is prevented from being damaged by external force.
Description
Technical Field
The invention belongs to the technical field of variable-amplitude reducer disassembling tools, and particularly relates to a variable-amplitude reducer disassembling tool and a using method thereof.
Background
The method is characterized in that a hoisting-amplitude reducer of a Harbin tire crane has frequent faults, the reducer can be maintained after being disassembled from a gantry crane trolley, a positioning spring piece in the reducer is used for fastening an outer cover and a friction plate of the amplitude reducer, the outer cover of the reducer cannot be directly disassembled by a conventional disassembling method due to the structural particularity, the outer cover of the reducer can be easily damaged due to uneven stress in the disassembling process, and the reducer is required to be disassembled by a reducer manufacturer at present, is an original product, and is high in external maintenance cost and long in period.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a dismounting tool for a variable-amplitude speed reducer.
The invention also aims to provide a using method of the variable-amplitude speed reducer disassembling tool.
The purpose of the invention is realized by the following technical scheme.
A luffing retarder removal tool comprising: the lead screw comprises a lead screw and a channel steel, wherein 2 first through holes and 1 second through hole are formed in the channel steel, 2 first through holes are fixedly arranged with an external connector of a speed reducer through bolts, the second through holes are located in the 2 middle positions of the first through holes and are provided with internal threads, and the lead screw is perpendicular to the channel steel, and the bottom end of the lead screw is in threaded connection with the second through holes.
In the above technical solution, the method further comprises: a stabilizing member, the stabilizing member comprising: the supporting plates are arranged along the circumferential direction of the first supporting cylinder and fixedly arranged between the first supporting cylinder and the channel steel and used for supporting the first supporting cylinder.
In the technical scheme, the channel steel is horizontally arranged, the opening of the channel steel faces downwards, a second supporting cylinder perpendicular to the length direction of the channel steel is arranged in the groove of the channel steel, and the second supporting cylinder is the same as the first supporting cylinder and is communicated with the second through hole.
In the technical scheme, the straight line where the 2 first through holes are located is the same as the length direction of the channel steel.
The use method of the variable-amplitude reducer disassembling tool comprises the following steps:
1) horizontally placing the channel steel on the external interface of the speed reducer, respectively enabling 2 first through holes to be opposite to bolt holes in the external interface of the speed reducer, and fixedly mounting the channel steel and the external interface of the speed reducer by using the bolts;
2) and extending the bottom end of the lead screw into the second through hole and rotating the lead screw until the bottom end of the lead screw presses down a friction plate of the speed reducer, and generating a gap between a positioning spring piece in the speed reducer and the friction plate after the friction plate of the speed reducer is pressed down, so that the positioning spring piece can be detached and an outer cover of the speed reducer is detached.
The invention has the beneficial effects that:
1. the variable-amplitude reducer disassembling tool is small in size and convenient to use, the structural characteristics of the reducer are fully utilized to be effectively connected with the variable-amplitude reducer disassembling tool, and the working efficiency is improved.
2. The channel steel is simple and reliable in connection, and is not easy to deform in use, and the outer cover of the variable amplitude reducer is uniformly stressed and is not easy to damage in the disassembling process.
Drawings
FIG. 1 is a front view of a luffing reducer removal tool of the present invention;
FIG. 2 is a side view of a luffing reducer removal tool of the present invention;
FIG. 3 is a bottom view of the luffing reducer removal tool of the present invention;
fig. 4 is a view (plan view) showing a state of use of the removal tool for a variable amplitude reducer of the present invention.
Wherein, 1 is the reduction gear, 2 is the lead screw, 3 is first support section of thick bamboo, 4 are the backup pad, 5 are first through-hole, 6 are the channel-section steel, 7 are second support section of thick bamboo.
Detailed Description
The technical scheme of the invention is further explained by combining specific examples.
Example 1
As shown in fig. 1 to 4, a dismounting tool for a variable-amplitude reducer comprises: lead screw 2 and channel-section steel 6 are formed with 2 first through- holes 5 and 1 second through-hole (not shown in the figure) on channel- section steel 6, and 2 first through-holes 5 are used for adorning admittedly through bolt and 1 external tapping of reduction gear, and the second through-hole is located 2 first through-holes 5's intermediate position and is formed with the internal thread, and lead screw 2 is perpendicular to channel-section steel 6 and this lead screw 2's bottom and second through-hole threaded connection.
The use method of the variable-amplitude reducer disassembling tool comprises the following steps:
1) horizontally placing a channel steel 6 on an external interface of a speed reducer 1, respectively enabling 2 first through holes 5 to be opposite to bolt holes on the external interface of the speed reducer 1, and fixedly mounting the channel steel 6 and the external interface of the speed reducer 1 by using bolts;
2) the bottom end of the lead screw 2 is stretched into the second through hole, the lead screw 2 is rotated clockwise by a wrench until the bottom end of the lead screw 2 presses down the friction plate of the speed reducer 1, and a gap is generated between the positioning spring piece and the friction plate in the speed reducer 1 after the friction plate of the speed reducer 1 is pressed down, so that the positioning spring piece can be taken out, and the outer cover of the speed reducer 1 is detached.
Because the channel steel 6 is used for connecting the external interface of the speed reducer 1, the stress is uniform, the lead screw 2 slowly and stably compresses the friction plate downwards in the operation process, and the speed reducer 1 is prevented from being damaged by external force.
Example 2
On the basis of embodiment 1, the method further comprises the following steps: firm piece, firm piece includes: the supporting device comprises a plurality of supporting plates 4 and 1 first supporting cylinder 3 perpendicular to the length direction of the channel steel 6, wherein the first supporting cylinder 3 is located above the second through hole, communicated with the second through hole and fixedly installed, the inner diameter of the first supporting cylinder 3 is the same as that of the second through hole, an internal thread is formed, and the supporting plates 4 are arranged in the circumferential direction of the first supporting cylinder 3 and fixedly installed between the first supporting cylinder 3 and the channel steel 6 and used for supporting the first supporting cylinder 3.
As shown in fig. 2 and 4, the number of the support plates 4 is 4, each support plate 4 is in the shape of a right trapezoid, and the right-angle sides of the right trapezoid are fixedly mounted with the first support cylinder 3 and the channel steel 6 respectively.
Example 3
As shown in fig. 3, in embodiment 2, the channel 6 is horizontally disposed with its opening facing downward, a second support cylinder 7 perpendicular to the longitudinal direction of the channel 6 is disposed in the groove of the channel 6, and the second support cylinder 7 is the same as the first support cylinder 3 and communicates with the second through hole.
The straight line where the 2 first through holes 5 are located is the same as the length direction of the channel steel 6.
The invention has been described in an illustrative manner, and it is to be understood that any simple variations, modifications or other equivalent changes which can be made by one skilled in the art without departing from the spirit of the invention fall within the scope of the invention.
Claims (5)
1. A luffing reducer withdrawal tool, comprising: lead screw (2) and channel-section steel (6) be formed with 2 first through-holes (5) and 1 second through-hole on channel-section steel (6), 2 first through-hole (5) are used for adorning admittedly through bolt and reduction gear (1) external tapping, the second through-hole is located 2 the intermediate position of first through-hole (5) just is formed with the internal thread, lead screw (2) perpendicular to channel-section steel (6) and the bottom of this lead screw (2) with second through-hole threaded connection.
2. The luffing retarder removal tool of claim 1, further comprising: a stabilizing member, the stabilizing member comprising: the supporting plate comprises a plurality of supporting plates (4) and 1 first supporting cylinder (3) perpendicular to the length direction of the channel steel (6), wherein the first supporting cylinder (3) is located above the second through hole and communicated with the second through hole, the inner diameter of the first supporting cylinder (3) is the same as that of the second through hole, an internal thread is formed in the first supporting cylinder, and the supporting plates (4) are arranged along the circumferential direction of the first supporting cylinder (3) and fixedly mounted between the first supporting cylinder (3) and the channel steel (6) and used for supporting the first supporting cylinder (3).
3. A reducer withdrawal tool according to claim 2, characterised in that the channel steel (6) is arranged horizontally with its opening facing downwards, a second support cylinder (7) is arranged in the channel of the channel steel (6) perpendicular to the length direction of the channel steel (6), the second support cylinder (7) being identical to the first support cylinder (3) and communicating with the second through hole.
4. A reducer withdrawal tool according to claim 3, characterised in that the 2 first through holes (5) are aligned in the same direction as the length of the channel (6).
5. The method of using a luffing reducer removal tool according to claim 1, comprising the steps of:
1) horizontally placing the channel steel (6) on an external interface of the speed reducer (1), respectively enabling 2 first through holes (5) to be opposite to bolt holes in the external interface of the speed reducer (1), and fixedly mounting the channel steel (6) and the external interface of the speed reducer (1) by using bolts;
2) and (3) extending the bottom end of the lead screw (2) into the second through hole and rotating the lead screw (2) until the bottom end of the lead screw (2) presses down a friction plate of the speed reducer (1), and after the friction plate of the speed reducer (1) is pressed down, a gap is generated between a positioning spring piece and the friction plate in the speed reducer (1), so that the positioning spring piece can be disassembled, and an outer cover of the speed reducer (1) is disassembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911268319.1A CN112936164A (en) | 2019-12-11 | 2019-12-11 | Variable-amplitude reducer disassembling tool and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911268319.1A CN112936164A (en) | 2019-12-11 | 2019-12-11 | Variable-amplitude reducer disassembling tool and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112936164A true CN112936164A (en) | 2021-06-11 |
Family
ID=76234084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911268319.1A Pending CN112936164A (en) | 2019-12-11 | 2019-12-11 | Variable-amplitude reducer disassembling tool and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112936164A (en) |
-
2019
- 2019-12-11 CN CN201911268319.1A patent/CN112936164A/en active Pending
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