CN211193702U - Large-scale mechanical transmission shaft dismounting device - Google Patents
Large-scale mechanical transmission shaft dismounting device Download PDFInfo
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- CN211193702U CN211193702U CN201921100868.3U CN201921100868U CN211193702U CN 211193702 U CN211193702 U CN 211193702U CN 201921100868 U CN201921100868 U CN 201921100868U CN 211193702 U CN211193702 U CN 211193702U
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- transmission shaft
- semi
- dismounting device
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Abstract
The utility model discloses a large-scale mechanical transmission shaft dismounting device, including base, footstock, branch, rim plate, eye bolt and hydraulic jack, branch set up in the base with between the footstock and both ends respectively with the base fixed connection, the up end of base with the up end of footstock is parallel, the base is the annular structure, and its up end is seted up flutedly along the inward flange of ring, the rim plate install in the recess. The utility model discloses simple structure, it is convenient and with low costs to make, and the size through changing the saucer is applicable to the dismantlement of different transmission shafts, can be under the condition that does not have large-scale hydraulic press, and the quick spare parts such as gear, bearing on the mechanical transmission shaft of disassembling, great manpower and materials of having saved.
Description
Technical Field
The utility model belongs to the technical field of large-scale mechanical equipment dismantles, concretely relates to large-scale mechanical transmission shaft dismounting device.
Background
When a mechanic maintains a transmission shaft of large equipment, parts on the shaft, such as the transmission shaft, a gear, a travelling wheel and the like, need huge pressure or pulling force to be disassembled due to interference fit during installation, and if conditions allow, parts on the shaft need to be pressed out by a hydraulic press of hundreds of tons. If there is not the hydraulic press, just can dismantle work completely by adopting the jack, at this moment, just need design a frock that can use with the jack cooperation to accomplish the dismantlement work of transmission shaft and epaxial part.
Disclosure of Invention
To the problem that exists among the prior art, the utility model provides a large-scale mechanical transmission shaft dismounting device, the utility model discloses can be under the condition that does not have the hydraulic press, conveniently dismantle epaxial various spare parts.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a dismounting device for a large-scale mechanical transmission shaft, which comprises a base, a top seat, a supporting rod, a pad disc, a lifting bolt and a hydraulic jack, wherein the supporting rod is arranged between the base and the top seat, and two ends of the supporting rod are respectively fixedly connected with the base and the base, the upper end surface of the base is parallel to the upper end surface of the top seat, the base is of a circular ring structure, the upper end surface of the base is provided with a groove along the inner edge of a circular ring, the pad disc is arranged in the groove,
the saucer is ring column structure, the hole diameter of saucer is greater than the diameter of transmission shaft, is less than the diameter of treating on the transmission shaft and dismantles the part, the transmission shaft place in on the saucer, hydraulic jack set up in the top of transmission shaft, hydraulic jack with be equipped with the briquetting between the footstock, eyebolt set up in the top of footstock.
As the preferred technical scheme, the number of the supporting rods is 3, the supporting rods are arranged along the circumferential direction of the base and the top seat, and the distance between every two adjacent supporting rods is equal.
As an optimal technical scheme, the cushion disc is formed by splicing two semi-circular discs, the two semi-circular discs are identical in structure, a clamping block is arranged at one end of each semi-circular disc, and a clamping groove matched with the clamping block is formed in the other end of each semi-circular disc.
As a preferable technical scheme, the clamping block is triangular, and the side edge of the clamping block, which is far away from the semi-circular disc, is parallel to the end part of the semi-circular disc.
As an optimized technical scheme, threaded holes are formed in the base and the top seat respectively, threads are arranged at two ends of the supporting rod, and the supporting rod is connected with the base and the top seat through threads.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, it is convenient and with low costs to make, and the size through changing the saucer is applicable to the dismantlement of different transmission shafts, can be under the condition that does not have large-scale hydraulic press, and the quick spare parts such as gear, bearing on the mechanical transmission shaft of disassembling, great manpower and materials of having saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the large-scale mechanical transmission shaft dismounting device of the present invention.
Fig. 2 is a schematic structural view of a base in the large mechanical transmission shaft dismounting device of the present invention.
Fig. 3 is a schematic structural view of the top seat in the large mechanical transmission shaft dismounting device of the present invention.
Fig. 4 is a schematic structural view of a pad disc in the large mechanical transmission shaft dismounting device of the present invention.
Fig. 5 is a use state diagram of the dismounting device for large mechanical transmission shaft of the present invention.
Wherein the reference numerals are specified as follows: the lifting device comprises a base 1, a support rod 2, a top seat 3, an eyebolt 4, a pad disc 5, a semicircular ring disc 6, a clamping block 7, a clamping groove 8, a groove 9, a threaded hole 10, a hydraulic jack 11, a pressing block 12, a transmission shaft 13 and accessories 14.
Detailed Description
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, the present embodiment provides a large-scale mechanical transmission shaft dismounting device, which includes a base 1, a footstock 3, a supporting rod 2, a pad 5, an eyebolt 4 and a hydraulic jack 11, wherein the supporting rod 2 is disposed between the base 1 and the footstock 3, and two ends of the supporting rod are respectively fixedly connected to the base 1 and the base 1, an upper end surface of the base 1 is parallel to an upper end surface of the footstock 3, and the eyebolt 4 is disposed on a top end of the footstock 3.
As shown in fig. 2, the base 1 is a circular ring structure, the upper end surface of the base is provided with a groove 9 along the inner edge of the circular ring, the pad 5 is installed in the groove 9, the base 1 is provided with a threaded hole 10, the end of the support rod 2 is provided with threads, and the support rod 2 is connected with the base 1 through the threads. As shown in fig. 3, a threaded hole 10 is opened on the top seat 3, a thread is provided on the end of the support rod 2, and the support rod 2 is connected with the top seat 3 through the thread. The number of the supporting rods 2 is 3, the supporting rods 2 are arranged along the circumferential direction of the base 1 and the top seat 3, and the distance between every two adjacent supporting rods 2 is equal. Through the screw thread of branch 2 tip, can adjust the distance between base 1 and the footstock 2 to the adaptation condition of difference.
As shown in fig. 4, the saucer 5 is a circular structure, the diameter of an inner hole of the saucer 5 is larger than the diameter of the transmission shaft 13 and smaller than the diameter of a part to be disassembled on the transmission shaft 13, the transmission shaft 13 is placed on the saucer 5, the hydraulic jack 11 is arranged at the top of the transmission shaft 13, and the pressing block 12 is arranged between the hydraulic jack 11 and the footstock 3. The cushion disc 5 is formed by splicing two semi-circular discs 6, the two semi-circular discs 6 are identical in structure, one end of each semi-circular disc 6 is provided with a fixture block 7, the other end of each semi-circular disc 6 is provided with a clamping groove 8 matched with the fixture block 7, the fixture block 7 is triangular, and the side edge, far away from the semi-circular disc 6, of the fixture block 7 is parallel to the end part of the semi-circular disc 6. Set up the saucer 5 into two semi-circular ring dish 6 and made things convenient for the assembly of saucer 5, draw-in groove 8 and fixture block 7's effect are avoided two semi-circular ring dish 6 to take place to dislocate at the in-process that uses, and simultaneously, recess 9 has spacing effect to semi-circular ring dish 6, has further promoted the security of using.
The utility model discloses a preparation flow as follows: firstly, a circular base 1 with a groove 9 is manufactured, 3 threaded holes 10 are formed in the periphery of the circular ring of the base 1, then 3 supporting rods 2 are manufactured, and the size of the threaded holes is matched with that of the circular threaded holes 10 of the circular ring of the base 1. And a top seat 3 is manufactured, 3 threaded holes 10 are drilled on the periphery of the top seat 3 for mounting and connecting with the supporting rod 2, and the upper part of the top seat 3 is provided with the lifting bolt 4, so that the device can be conveniently suspended for use. And manufacturing a batch of semi-circular discs 6 for placing in the grooves 9 of the base 1, wherein the outer diameter of the pad disc 5 is matched with the grooves 9 of the base 1, and the inner diameter can be divided into a plurality of size steps for supporting the transmission shaft 13 to be disassembled.
As shown in fig. 5, the using method of this embodiment is as follows: the mechanical transmission shaft 13 dismounting device of the embodiment is hung on a fixed portal or a hook of a lifting device, then a cushion disc 5 with a proper size is placed on a base 1, the cushion disc 5 with the proper size is that the inner diameter of the cushion disc 5 can support parts 14 on a shaft, such as gears or bearings, and the transmission shaft 13 can pass through the inner hole of the cushion disc 5, then the transmission shaft 13 is placed on the cushion disc 5, then a jack is placed at the top end of the transmission shaft 13, if the length of the transmission shaft 13 is not long enough, a pressing block 12 with a proper size needs to be placed between a hydraulic jack 11 and a top seat 3, and finally the parts 14 on the shaft are separated through the piston extrusion of the hydraulic jack 11.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention can be made without departing from the spirit and scope of the present invention, and these modifications and improvements are within the spirit and scope of the present invention.
Claims (5)
1. A dismounting device for a large mechanical transmission shaft is characterized by comprising a base, a top seat, a supporting rod, a pad disc, an eyebolt and a hydraulic jack, wherein the supporting rod is arranged between the base and the top seat, two ends of the supporting rod are respectively fixedly connected with the base and the base, the upper end surface of the base is parallel to the upper end surface of the top seat, the base is of a circular ring-shaped structure, a groove is formed in the upper end surface of the base along the inner edge of a circular ring, the pad disc is arranged in the groove,
the saucer is ring column structure, the hole diameter of saucer is greater than the diameter of transmission shaft, is less than the diameter of treating on the transmission shaft and dismantles the part, the transmission shaft place in on the saucer, hydraulic jack set up in the top of transmission shaft, hydraulic jack with be equipped with the briquetting between the footstock, eyebolt set up in the top of footstock.
2. The dismounting device for the transmission shaft of the large-scale machine according to claim 1, wherein the number of the support rods is 3, the support rods are arranged along the circumferential direction of the base seat and the top seat, and the distance between every two adjacent support rods is equal.
3. The dismounting device for the transmission shaft of the large-scale machine according to claim 1, wherein the pad disc is formed by splicing two semi-circular discs, the two semi-circular discs have the same structure, one end of each semi-circular disc is provided with a clamping block, and the other end of each semi-circular disc is provided with a clamping groove matched with the clamping block.
4. The dismounting device for the transmission shaft of the large machine as claimed in claim 3, wherein the fixture block is triangular, and the side of the fixture block away from the semi-circular disc is parallel to the end of the semi-circular disc.
5. The dismounting device for the transmission shaft of the large-scale machine according to claim 1, wherein the base and the top seat are respectively provided with a threaded hole, both ends of the supporting rod are provided with threads, and the supporting rod is connected with the base and the top seat through the threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921100868.3U CN211193702U (en) | 2019-07-15 | 2019-07-15 | Large-scale mechanical transmission shaft dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921100868.3U CN211193702U (en) | 2019-07-15 | 2019-07-15 | Large-scale mechanical transmission shaft dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211193702U true CN211193702U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921100868.3U Active CN211193702U (en) | 2019-07-15 | 2019-07-15 | Large-scale mechanical transmission shaft dismounting device |
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| CN (1) | CN211193702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199226A (en) * | 2021-03-30 | 2021-08-03 | 武汉船用机械有限责任公司 | A dismouting device for axle type work piece |
-
2019
- 2019-07-15 CN CN201921100868.3U patent/CN211193702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199226A (en) * | 2021-03-30 | 2021-08-03 | 武汉船用机械有限责任公司 | A dismouting device for axle type work piece |
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