CN109759987A - A kind of shielding case press-fitting tool - Google Patents
A kind of shielding case press-fitting tool Download PDFInfo
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- CN109759987A CN109759987A CN201711098824.7A CN201711098824A CN109759987A CN 109759987 A CN109759987 A CN 109759987A CN 201711098824 A CN201711098824 A CN 201711098824A CN 109759987 A CN109759987 A CN 109759987A
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- shielding case
- briquetting
- fitting tool
- positioning
- press
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Abstract
The present invention provides a kind of shielding case press-fitting tools, and shielding case is installed on the touch base to breaker.The tooling includes the pedestal of vertical supporting touch base, and pedestal is equipped with the location structure positioned in the horizontal direction to touch base, can be stably installed at touch base on pedestal vertically by the positioning of location structure；Tooling further includes the briquetting for pressing to shielding case, and briquetting is equipped with the positioning ring groove for being inserted into for shielding case free end.When assembly, the enclosure will be shielded on the outside of main fingertip, then by the free end of the positioning ring groove alignment shielding case on briquetting, namely backwards to that one end sleeve being connect with fingertip on shielding case, at this time, positioning ring groove and shielding case mutual limit block namely in horizontal direction in radial directions, then press downwards to briquetting shielding case interference can be fitted in the outside of main fingertip.Entire assembling process will not touch main fingertip, can be avoided main fingertip and collided, protect main fingertip, use also more convenient.
Description
Technical field
The present invention relates to the shielding cases that shielding case is installed on assembly tool more particularly to a kind of touch base for breaker
Press-fitting tool.
Background technique
In the case where land resource growing tension, the higher compact of technology content, miniaturization GIS product are with its structure
Simply, as the first choice in power grid construction the characteristics of reliable performance.Breaker is the maximum component of volume in GIS product, open circuit
Device miniaturization will be the trend of the following GIS development.
Main fingertip, button contact base and shielding fingertip i.e. shielding case are bolted one inside regular circuit breakers
It rises.To be bolted be a kind of reliable connection type, but bolted connection bit occupancy a big chunk space, makes arc-chutes zero
Part dimension is excessive, and breaker overall dimensions are excessive, causes to perplex to arc quenching chamber structure miniaturization.For such problems, neck
Also occur some relevant solutions in domain.For example, the applying date is 2016.06.30, application No. is 201610500873.8
Chinese invention patent disclose a kind of shielding case and fingertip component and breaker using the shielding case, this fingertip component
Main fingertip interference on touch base, shielding case is sleeved on the outside of fingertip and is interference fitted with fingertip.This fingertip component is logical
The interference fit between main fingertip and touch base and between shielding case and main fingertip is crossed, is connected by screw bolts instead of traditional
Connection type solves the problems, such as that arc-chutes element size is excessive to a certain extent.But due to not assembling suitably
Tooling, by shielding case interference during on main fingertip, it is slightly careless, be just easy to break certain bullets of main fingertip
Property contact, causes each elastic contact blade elasticity of main fingertip inconsistent, influences conductive contact effect.
Summary of the invention
The purpose of the present invention is to provide a kind of shielding case press-fitting tools, shielding case interference easily can be fitted in master
On fingertip and the damage of main fingertip is not allowed to easily cause.
Shielding case press-fitting tool of the invention includes the pedestal for vertical supporting touch base, and pedestal is equipped with for touch base
Touch base can be stably installed at vertically pedestal by the positioning of location structure by the location structure positioned in the horizontal direction
On；Tooling further includes the briquetting for pressing to shielding case, and briquetting is equipped with to be determined for what is be inserted into for shielding case free end
Position annular groove.When assembly, by the shielding enclosure on the outside of main fingertip, then by the freedom of the positioning ring groove alignment shielding case on briquetting
End, that is, backwards to that one end connecting with fingertip, sleeve is on shielding case, at this point, positioning ring groove and shielding case are in radial side
Mutual limit block namely in horizontal direction upwards, then press downwards to briquetting shielding case interference can be fitted in main touching
The outside of finger.Entire assembling process will not touch main fingertip, can be avoided main fingertip and collided, protect main fingertip, use
Get up also more convenient.
The present invention also provides one kind to compare a kind of upper technical solution more preferably scheme.In view of pressing to briquetting
And then when pushing down on shielding case, it is likely that over-voltage can be led to because of exerting a force excessive, cause shielding case pressure connection terminal stress deformation
Larger and damage, the press-fitting tool in this programme further includes that location and installation is perpendicular on pedestal compared to the press-fitting tool of above scheme
Have to locating part, on vertical spacing part for supporting cooperation with briquetting and to the positioning surface that briquetting depressed position is positioned,
In this way by positioning surface to briquetting vertical direction positioning, it will be able to guarantee shielding case push accurate location.
So, when selecting vertical spacing part, can preferably be had using support tube, support tube can accommodate touch base
Inner cavity, that is to say, that when support tube is mounted on the base, touch base and the main fingertip installed thereon are located in support tube, branch
The outer side slot edge of positioning surface and positioning ring groove on support cylinder offsets.
It simply designs, the upper surface of support tube constitutes above-mentioned positioning surface.
Further, it is also possible to which peep hole is further arranged on the barrel of support tube, peep hole can be used to observe shielding
The press fitting position of cover and main fingertip.
So, when peep hole is arranged, peep hole can there are two it is above and in circumferential direction it is uniformly distributed, such shielding case
Circumferential multiple positions can be carried out observing.
More optimally, peep hole can also be set to vertically extending long hole, can reduce the weight of support tube in this way
Amount.
Seven kinds of associated technical solutions of shielding case press-fitting tool are presented above, seven kinds of technical solutions is any herein
On the basis of one kind, additionally it is possible to advanced optimize to obtain a variety of improvement projects arranged side by side or continuity.
For example, being also equipped with the radial positioning extended to the opening direction of positioning ring groove in the inside of positioning ring groove on briquetting
Section, the radial positioning section have the limit for protruding on the inside of main fingertip and carrying out in a radially inward direction to main fingertip block
Plane.Main fingertip can be avoided inwardly to deform during being pressed shielding case in this way, further main fingertip is protected
Shield.
It is on this basis ladder-like, the positioning ring groove for including path section and major diameter section it is possible to further preferred briquetting
It is arranged on the step surface of ladder-like briquetting, at this point, the path section outer peripheral surface of ladder-like briquetting is just constituted described in a upper scheme
Confined planes.
It further improves, the lower end of path section periphery is equipped with the diminishing guide surface of radial dimension, guide surface energy
Enough to avoid the lower end surface of main fingertip and path section from interfering during pushing briquetting, guide surface can be circular conical surface, or
Person is similar to bowl-shape arc surface.
In view of process and the reasonable structure of part can manufacture on the basis of briquetting is stair-stepping
When keep the inside cell wall of positioning ring groove concordant with the outer peripheral surface of path section；Alternatively, cyclic structure can be set by briquetting.
In addition, concave-convex fit structure can also be selected as the use on pedestal on the basis of above-mentioned various technical solutions
In the location structure positioned in the horizontal direction to touch base.When vertical spacing part selects support tube, pedestal can be outer diameter
The circle being adapted to the bottom end of support tube, the inner groove that support tube is arranged by its bottom end medial surface are matched with the positioning of base outer perimeter face
It closes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment one of shielding case press-fitting tool of the invention when in use；
Fig. 2 is the structural schematic diagram of the embodiment two of shielding case press-fitting tool of the invention when in use；
Fig. 3 is the structural schematic diagram of the embodiment three of shielding case press-fitting tool of the invention when in use.
In figure: 1, pedestal；2, support tube；20, peep hole；21, positioning surface；22, inner groove；23, it is oriented to annular groove；3, it presses
Block；30, positioning ring groove；31, major diameter section；32, path section；320, guide surface；4, support rod；9, touch base；90, main fingertip；91, shield
Cover cover.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment one of shielding case press-fitting tool of the invention, as shown in Figure 1, include pedestal 1, support tube 2 and
Briquetting 3.Pedestal 1 is disk-shaped structure, which is provided with the location structure with 9 male-female engagement of touch base, for the placement that touch base 9 is stable
Thereon.2 bottom end medial surface of support tube is equipped with inner groove 22, and the inner peripheral surface of the inner groove 22 is adapted to the outer peripheral surface of pedestal 1, bottom
Seat 1 can be caught in the inner groove 22 of support tube 2, to realize the location and installation of support tube 2 Yu pedestal 1.
Briquetting 3 includes annular base, which is the step type with major diameter section 31 and path section 32, wherein big
Step surface between diameter section 31 and path section 32 is equipped with positioning ring groove 30, and the inside cell wall of positioning ring groove 30 and path section 32
Outer peripheral surface it is concordant, the positioning ring groove 30 be used to for shielding case 91 free end (one end being connect with shielding case and main fingertip
Opposite one end) insertion.
Shielding case press-fitting tool of the invention when in use, first respectively by touch base 9 and 2 location and installation of support tube in pedestal
On 1, then shielding case 91 is sleeved on the main fingertip 90 being installed on touch base 9, then by 3 sleeve of briquetting in shielding case 91
Free end simultaneously protrudes into the free end of shielding case in positioning ring groove 30, and finally to briquetting 3, pressure can be by 91 mistake of shielding case downwards
The outside for being fitted in main fingertip 90 and whole banding be full of on touch base 9, completes assembly.
During shielding case is fitted on main fingertip by briquetting, the outer peripheral surface of the path section 32 of briquetting 3 is gradually from master
It is protruded into above fingertip 90 in main fingertip 90, and limit block is carried out in a radially inward direction to main fingertip 90, that is to say, that
Path section 32 constitute to main fingertip radial direction block limit it is radial limit section, this ensure that main fingertip will not occur to
Interior deformation.Certainly, in order to which during path section protrudes into main fingertip 90, lower end surface will not occur with the upper end of main fingertip
Interference is supported, the lower end of path section is equipped with the diminishing guide surface 320 of radial dimension.Guide surface 320 can be up big and down small
Circular conical surface or similar to bowl-shape arc surface etc..
When shielding case is pressed into suitable position by briquetting, positioning ring groove on the upper surface and briquetting of support tube 2
Outer side slot, so that briquetting be prevented to continue to push, avoids excessively pushing and damaging shielding case by pressure along offseting.At this point, support tube is upper
End face plays the role of positioning briquetting depressed position as positioning surface 21.
Peep hole 20 is additionally provided on the barrel of support tube 2, the locating height of peep hole 20 corresponds to shielding case and main fingertip
It is pressed position, observes press fitting situation convenient for assembly crewman.In the present embodiment, in order to mitigate the weight of support tube, further will
Peep hole is set as the long hole extended up and down, and peep hole have it is multiple, it is uniformly distributed in the circumferential direction of support tube.
In order to more completely express inventive concept of the invention, shielding case press fitting work is additionally provided in specific embodiment
A variety of specific embodiments of dress.
Such as embodiment two shown in Fig. 2.The structure of support tube 2 is made that change with respect to embodiment one by the embodiment.
Specifically, the upper end inner wall of support tube 2 is equipped with guiding annular groove 23, is oriented to annular groove 23 from the top surface of support tube and extends downwardly one
Section distance simultaneously forms step surface in cylinder.The outer peripheral surface of the inside cell wall and annular briquetting 3 that are oriented to annular groove 23 is in the axial direction
Guiding cooperation avoids causing briquetting deflection to briquetting pressure unevenness for being oriented to briquetting when briquetting pushes.Guide ring
The step surface that the lower end of slot 23 is formed constitutes positioning surface 21, determines for supporting cooperation with briquetting the depressed position of briquetting
Position.This embodiment compares embodiment one, more stable when increasing the wall thickness of support tube, but pressing to briquetting.
Such as embodiment three shown in Fig. 3.The embodiment replaces the support tube 2 in embodiment one, support using support rod 4
4 lower end of bar is inserted on pedestal 1, and the upper surface of support rod 4 constitutes the positioning surface 21 for supporting cooperation with briquetting.Certainly, it adopts
When carrying out supporting positioning to briquetting with support rod, multiple support rods are preferably provided, and keep its circular touch base circumferentially uniformly distributed.
Certainly, shielding case press-fitting tool of the invention is not limited in three kinds of above-mentioned embodiments.For example, in other realities
It applies in mode, briquetting can be solid step type frustum cone structure, the positioning knot for being positioned to touch base being arranged on pedestal
Structure can be pin hole fit structure, and the inside cell wall of positioning ring groove can not also be concordant with path section outer peripheral surface etc..
Shielding case interference can be easily fitted on main fingertip by tooling through the invention, and will not be to main fingertip
It damages, not only substantially reduces assembly man-hour, but also also improve assembling quality.
Claims (10)
1. a kind of shielding case press-fitting tool, characterized in that including the pedestal for vertical supporting touch base, the pedestal, which is equipped with, to be used
It further include the briquetting for pressing to shielding case, the pressure in the location structure positioned in the horizontal direction to touch base
Block is equipped with the positioning ring groove for being inserted into for shielding case free end.
2. shielding case press-fitting tool according to claim 1, characterized in that the shielding case press-fitting tool further includes positioning
The vertical spacing part being mounted on the base has on the vertical spacing part and pushes position to briquetting for supporting cooperation with briquetting
Set the positioning surface positioned.
3. shielding case press-fitting tool according to claim 2, characterized in that the vertical spacing part is support tube, described
Support tube has the inner cavity that can accommodate touch base, and the outer side slot edge of the positioning surface and positioning ring groove on support tube offsets.
4. shielding case press-fitting tool according to claim 3, characterized in that the upper surface of support tube constitutes the positioning
Face.
5. shielding case press-fitting tool according to claim 3, characterized in that the barrel of the support tube is equipped with for seeing
Examine the peep hole of shielding case and main fingertip press fitting position.
6. shielding case press-fitting tool described in -5 any one according to claim 1, characterized in that also positioned on the briquetting
The inside of annular groove is equipped with the radial positioning section extended to the opening direction of positioning ring groove, and the radial positioning section has for protruding into
The confined planes of block are carried out on the inside of main fingertip and in a radially inward direction to main fingertip.
7. shielding case press-fitting tool according to claim 6, characterized in that the briquetting be include path section and major diameter section
It is ladder-like, the positioning ring groove is arranged on the step surface of ladder-like briquetting, and the path section outer peripheral surface of ladder-like briquetting is constituted
The confined planes.
8. shielding case press-fitting tool according to claim 7, characterized in that the lower end of path section periphery is equipped with radial dimension
Diminishing guide surface.
9. shielding case press-fitting tool according to claim 7, characterized in that the inside cell wall and path of the positioning ring groove
The outer peripheral surface of section is concordant.
10. shielding case press-fitting tool according to claim 7, characterized in that the briquetting is cyclic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711098824.7A CN109759987B (en) | 2017-11-09 | 2017-11-09 | Shield cover press-fitting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711098824.7A CN109759987B (en) | 2017-11-09 | 2017-11-09 | Shield cover press-fitting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109759987A true CN109759987A (en) | 2019-05-17 |
| CN109759987B CN109759987B (en) | 2020-11-06 |
Family
ID=66448870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711098824.7A Active CN109759987B (en) | 2017-11-09 | 2017-11-09 | Shield cover press-fitting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109759987B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563058A (en) * | 2020-09-24 | 2021-03-26 | 平高集团有限公司 | Contact seat assembly crimping frock |
| CN114039456A (en) * | 2021-10-14 | 2022-02-11 | 智新科技股份有限公司 | Electromagnetic anti-interference motor |
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| US20090307892A1 (en) * | 2008-06-17 | 2009-12-17 | Akebono Brake Industry Co., Ltd. | Method and apparatus for manufacturing brake, and method and apparatus for inspecting brake |
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| CN102259723A (en) * | 2010-04-30 | 2011-11-30 | 住友橡胶工业株式会社 | Closure device for a container, and seal member for the device |
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| CN203804895U (en) * | 2014-04-17 | 2014-09-03 | 重庆雁山机械制造（集团）有限公司 | Double-centering press-fitting tool |
| CN104308508A (en) * | 2014-09-25 | 2015-01-28 | 黄山南科汽车传感器有限公司 | Press fitting tooling for inner core bushing of sensor |
| CN204171913U (en) * | 2014-08-28 | 2015-02-25 | 芜湖恒隆汽车转向系统有限公司 | A kind of frock press-fiting bottom bearing for automobile steering device housing |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090307892A1 (en) * | 2008-06-17 | 2009-12-17 | Akebono Brake Industry Co., Ltd. | Method and apparatus for manufacturing brake, and method and apparatus for inspecting brake |
| CN102259723A (en) * | 2010-04-30 | 2011-11-30 | 住友橡胶工业株式会社 | Closure device for a container, and seal member for the device |
| CN101875192A (en) * | 2010-06-07 | 2010-11-03 | 无锡市第二轴承有限公司 | Radial riveting die of bearing dustproof cover |
| JP2013141706A (en) * | 2012-01-06 | 2013-07-22 | Seiko Instruments Inc | Gripping tool and gripping method |
| CN203592284U (en) * | 2013-11-19 | 2014-05-14 | 重庆市星极齿轮有限责任公司 | Press-fitting tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563058A (en) * | 2020-09-24 | 2021-03-26 | 平高集团有限公司 | Contact seat assembly crimping frock |
| CN114039456A (en) * | 2021-10-14 | 2022-02-11 | 智新科技股份有限公司 | Electromagnetic anti-interference motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109759987B (en) | 2020-11-06 |
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