CN209648607U - The tooling that a kind of pair of shaft upper-part is precisely dismounted - Google Patents
The tooling that a kind of pair of shaft upper-part is precisely dismounted Download PDFInfo
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- CN209648607U CN209648607U CN201920175153.8U CN201920175153U CN209648607U CN 209648607 U CN209648607 U CN 209648607U CN 201920175153 U CN201920175153 U CN 201920175153U CN 209648607 U CN209648607 U CN 209648607U
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- shaft
- distributed
- pulling block
- rotating shaft
- inner support
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Abstract
The utility model discloses the toolings that a kind of pair of shaft upper-part is precisely dismounted, including support arm, inner support sleeve, central rotating shaft；Pushing cylinder is distributed in the inner cavity of the inner support sleeve, and the lower part of the inner support sleeve is also provided with pulling block slot；It further include pulling block, the pulling block passes through the pulling block slot and is detachably distributed；Rotating shaft support plate is also distributed in the top of the inner support sleeve, offers shaft thread hole in the middle part of the rotating shaft support plate；The middle and lower part of the central rotating shaft is also correspondingly provided with screw thread, and passes through the shaft thread pore size distribution；The top of the support arm is equipped with external support board, offers rotational shaft insertion hole in the middle part of the external support board；The top of the central rotating shaft is distributed across the rotational shaft insertion hole.The utility model can be carried out disassembly and lean and correct assembly to bearing, the gear in shaft, and using effect is good.
Description
Technical field
The utility model relates to shaft components mounting technology fields, and in particular to a kind of pair of shaft upper-part carries out accurate
The tooling of dismounting.
Background technique
Being constantly progressive and develop with society, the components on all kinds of machines are more and more accurate, for example, certain gears,
The installation of bearing, when being fitted into shaft, it is necessary to which the size for controlling insertion is needing to replace gear and bearing
Shi Caiyong present apparatus it is also difficult to achieve lean and correct assembly and combine disassembly in the tooling of one, meanwhile, on some devices
Gear or bearing when force disassembly, cause often based on it is excessively secured in conjunction with shaft after being used for a long time
Shaft damage scratches, and loosens after leading to problems such as new tender replace.
The disclosure of background above technology contents is only used for the design and technical solution that auxiliary understands the utility model, not
The prior art for necessarily belonging to present patent application shows above content in the applying date of present patent application in no tangible proof
In the case where having disclosed, above-mentioned background technique should not be taken to the novelty and creativeness of evaluation the application.
Utility model content
The utility model provides a kind of bearing in shaft in view of the above technical problems, gear can be carried out disassembly and
The tooling of lean and correct assembly.
To achieve the above objectives, the present invention adopts the following technical solutions:
The tooling that a kind of pair of shaft upper-part is precisely dismounted, including support arm, inner support sleeve, central rotating shaft；Institute
Stating inner support sleeve is in straight-through tubulose, and pushing cylinder is distributed in inner cavity, and the pushing cylinder can be lived by screw thread with the inner support sleeve
Dynamic connection；The lower part of the inner support sleeve is also provided with pulling block slot；It further include pulling block, the pulling block is inserted across the pulling block
Slot is detachably distributed；Rotating shaft support plate is also distributed in the top of the inner support sleeve, and the rotating shaft support plate passes through shaft branch
Frame and the inner support sleeve connection；Shaft thread hole is offered in the middle part of the rotating shaft support plate；In the central rotating shaft
Lower part is also correspondingly provided with screw thread, and passes through the shaft thread pore size distribution；The top of the support arm is equipped with external support board, described
Rotational shaft insertion hole is offered in the middle part of external support board；The top of the central rotating shaft is distributed across the rotational shaft insertion hole；The center
The top of shaft is also correspondingly provided with upper limit position block and lower position block；The upper limit position block and the lower position block are respectively distributed to institute
State the upper and lower part of external support board.
Further, the bottom of the pushing cylinder is additionally provided with pushing cylinder bottom plate, offers workpiece spindle in the middle part of the pushing cylinder bottom plate
UPE sealing ring is distributed in through-hole, the workpiece spindle through hole.
Further, the middle and lower part of the support arm is corresponding offers pulling block limit elongated slot；The external distribution of the pulling block
In pulling block limit elongated slot, and it can limit in elongated slot and move up and down in the pulling block.
Further, scale is also distributed on the central rotating shaft.
Further, the lower part of the support arm is additionally provided with make-up fixing groove.
The utility model compared with prior art the utility model has the advantages that the utility model, which passes through, is equipped with the drawing that is detachably distributed
Block, is inserted in band disassembly gear or bearing is easy to operate；By rotating clockwise central rotating shaft, inner support sleeve is whole relatively upward
It is mobile, until being continued to rotate by the scale checked on central rotating shaft, energy behind the shaft top to the central rotating shaft of this tooling of workpiece
Enough realize the accurate pop-up adjusting or disassembling section of workpiece gear or bearing, meanwhile, for the workpiece after long-time service,
On gear or bearing connection too closely, the top shrinkage of workpiece shaft can be promoted by pouring into liquid nitrogen into pushing cylinder, then
Carry out disassembling section, it is ensured that workpiece shaft is not scraped damage in disassembly process, influences the make-up effect of new tender；Meanwhile this is practical
The novel pushing cylinder can be with dismounting and change, to adapt to the workpiece shaft operation of different model；And by rotating counterclockwise
Central rotating shaft promotes inner support sleeve integrally to move relatively downward, after the workpiece bottom wait tighten gear or bearing is supported,
Gear or bearing are pushed by pushing cylinder and tightened, and is realized by the scale of central rotating shaft and tightens being precisely controlled for depth dimensions.This
Utility model limits elongated slot by pulling block and is limited, and effectively solves existing apparatus in the operation such as disassembly, whole device follows
The problem of central rotating shaft rotates, and influences operation effectiveness；Using the utility model, it can be realized and workpiece gear or bearing are added
The accurate adjusting operation of dress, disassembly and assembly depth, work efficiency is high, using effect is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the partial structural diagram of the utility model central rotating shaft.
Specific embodiment
As shown in Fig. 1~2, the tooling that a kind of pair of shaft upper-part is precisely dismounted, including support arm 1, inner support set
Cylinder 2, central rotating shaft 4；The inner support sleeve 2 is in straight-through tubulose, and pushing cylinder 3 is distributed in inner cavity, and 3 outer wall of pushing cylinder is equipped with spiral shell
Line, the inner cavity of the inner support sleeve 2 is also corresponding to be distributed with screw thread, and the pushing cylinder 3 can by screw thread and the inner support sleeve 2
It is flexibly connected；The bottom of the pushing cylinder 3 is additionally provided with pushing cylinder bottom plate, and workpiece shaft through-hole, institute are offered in the middle part of the pushing cylinder bottom plate
It states workpiece spindle through hole and UPE sealing ring is distributed with；Be sized for different model of the above-mentioned workpiece shaft through-hole according to workpiece shaft, needle
To the workpiece shaft of different model, this pushing cylinder 3 is detachable and interchangeable, applied widely.The lower part of the inner support sleeve 2 also opens up
There is pulling block slot 2-1；It further include pulling block 6, the pulling block 6 passes through the pulling block slot 2-1 and is detachably distributed；Meanwhile it is described outer
The middle and lower part of bracket 1 is corresponding to offer pulling block limit elongated slot 1-1；The outside of the pulling block 6 is distributed in the pulling block limit elongated slot
In 1-1, and it can limit in elongated slot 1-1 and move up and down in the pulling block, i.e., the described pulling block limit elongated slot 1-1 is primarily served to upper and lower
Mobile inner support sleeve 2 carries out the effect that limit prevents it from rotating.Shaft branch is also distributed in the top of the inner support sleeve 2
Fagging 2-3, the rotating shaft support plate 2-3 are connect by rotary shaft rack 2-2 (can be A-frame) with the inner support sleeve 2；
Shaft thread hole is offered in the middle part of the rotating shaft support plate 2-3；The middle and lower part of the central rotating shaft 4 is also correspondingly provided with screw thread,
And pass through the shaft thread pore size distribution；The top of the support arm 1 is equipped with external support board 1-2, in the external support board 1-2
Portion offers rotational shaft insertion hole；The top of the central rotating shaft 4 is distributed across the rotational shaft insertion hole；The top of the central rotating shaft 4
Also it is correspondingly provided with upper limit position block 4-1 and lower position block 4-2；The upper limit position block 4-1 and the lower position block 4-2 are respectively distributed to
The upper and lower part of the external support board 1-2.In the present embodiment, scale 4-3 is also distributed on the central rotating shaft 4.Certainly,
The lower part of the support arm 1, which is additionally provided with, tightens fixing groove 1-2.
When being dismantled using the utility model, include the following steps:
(1) the suitable pushing cylinder is replaced for the model size of the shaft 7 of workpiece, make-up fixes the support arm；
(2) the interior branch will be inserted in removable member (gear, bearing, the present embodiment is by taking bearing 8 as an example) in workpiece shaft
In support set cylinder, and the pulling block is passed through into the pulling block slot, is distributed in the lower section to removable member；
(3) pushing cylinder is rotated down, down to lowest part, the shaft of the workpiece is from the UPE sealing ring at this time
It is pierced by；
(4) liquid nitrogen is added in Xiang Suoshu pushing cylinder；
(5) it rotates clockwise the central rotating shaft, the inner support sleeve and is moved up together with the workpiece, to institute
The shaft top of workpiece is stated to the central rotating shaft, then the workpiece is supported；
(6) continue to rotate clockwise the central rotating shaft, until described deviate to removable member；
(7) pulling block is extracted out, is taken out described to removable member.
Using when the tooling precisely dismounted using the utility model is assembled, include the following steps:
(1) it tightens and fixes the support arm, rotate clockwise the central rotating shaft, the inner support sleeve is moved into height
Position；
(2) component to be assembled (gear, bearing) is placed in the inner support lower cartridge, and by the pulling block across described
Pulling block slot is distributed in below the component to be assembled and is supported；
(3) by the corresponding lower section for being placed in the inner support sleeve of workpiece to be assembled, and the workpiece to be assembled is consolidated
It is fixed；
(4) continue to rotate counterclockwise the central rotating shaft, the inner support sleeve moves down, to the component to be assembled
The shaft for contacting the workpiece then records scale value, then continues to rotate counterclockwise the center turn according to assembly depth needs
Axis, then the component assembling to be assembled enters the shaft of the workpiece, by calibrating, reaches required depth and then stops operating institute
Central rotating shaft is stated, finally extracts the pulling block out, deviates from inner support sleeve, completes assembly manipulation.
Claims (5)
1. the tooling that a kind of pair of shaft upper-part is precisely dismounted, it is characterised in that: including support arm, inner support sleeve, in
Heart shaft；The inner support sleeve is in straight-through tubulose, and pushing cylinder is distributed in inner cavity, and the pushing cylinder passes through screw thread and the inner support
The movable connection of sleeve；The lower part of the inner support sleeve is also provided with pulling block slot；It further include pulling block, the pulling block passes through institute
Pulling block slot is stated detachably to be distributed；Rotating shaft support plate is also distributed in the top of the inner support sleeve, and the rotating shaft support plate is logical
Cross rotary shaft rack and the inner support sleeve connection；Shaft thread hole is offered in the middle part of the rotating shaft support plate；The center
The middle and lower part of shaft is also correspondingly provided with screw thread, and passes through the shaft thread pore size distribution；The top of the support arm is equipped with outer branch
Fagging offers rotational shaft insertion hole in the middle part of the external support board；The top of the central rotating shaft is distributed across the rotational shaft insertion hole；
The top of the central rotating shaft is also correspondingly provided with upper limit position block and lower position block；The upper limit position block and lower position block difference
It is distributed in the upper and lower part of the external support board.
2. the tooling that a kind of pair of shaft upper-part according to claim 1 is precisely dismounted, it is characterised in that: described to push away
The bottom of cylinder is additionally provided with pushing cylinder bottom plate, and workpiece shaft through-hole, the workpiece spindle through-hole punishment are offered in the middle part of the pushing cylinder bottom plate
It is furnished with UPE sealing ring.
3. the tooling that a kind of pair of shaft upper-part according to claim 1 is precisely dismounted, it is characterised in that: described outer
The middle and lower part of bracket is corresponding to offer pulling block limit elongated slot；The outside of the pulling block is distributed in the pulling block limit elongated slot, and
It can limit in elongated slot and move up and down in the pulling block.
4. the tooling that a kind of pair of shaft upper-part according to claim 1 is precisely dismounted, it is characterised in that: in described
Scale is also distributed in heart shaft.
5. the tooling that a kind of pair of shaft upper-part according to claim 1 is precisely dismounted, it is characterised in that: described outer
The lower part of bracket is additionally provided with make-up fixing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175153.8U CN209648607U (en) | 2019-01-31 | 2019-01-31 | The tooling that a kind of pair of shaft upper-part is precisely dismounted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175153.8U CN209648607U (en) | 2019-01-31 | 2019-01-31 | The tooling that a kind of pair of shaft upper-part is precisely dismounted |
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| Publication Number | Publication Date |
|---|---|
| CN209648607U true CN209648607U (en) | 2019-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920175153.8U Active CN209648607U (en) | 2019-01-31 | 2019-01-31 | The tooling that a kind of pair of shaft upper-part is precisely dismounted |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623728A (en) * | 2019-01-31 | 2019-04-16 | 广西玉柴机器股份有限公司 | The tooling and its application method that a kind of pair of shaft upper-part is precisely dismounted |
-
2019
- 2019-01-31 CN CN201920175153.8U patent/CN209648607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623728A (en) * | 2019-01-31 | 2019-04-16 | 广西玉柴机器股份有限公司 | The tooling and its application method that a kind of pair of shaft upper-part is precisely dismounted |
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