CN207309769U - A kind of special fixture for being used to dismount micromachine shaft end pin - Google Patents
A kind of special fixture for being used to dismount micromachine shaft end pin Download PDFInfo
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- CN207309769U CN207309769U CN201721252260.3U CN201721252260U CN207309769U CN 207309769 U CN207309769 U CN 207309769U CN 201721252260 U CN201721252260 U CN 201721252260U CN 207309769 U CN207309769 U CN 207309769U
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- base
- clamping seats
- unit
- dismount
- support
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Abstract
A kind of special fixture for being used to dismount micromachine shaft end pin, belongs to hand-operated tools technical field, it includes base, grip unit, support unit and axial limiting unit；The base sets vertical installation surface and horizontal mounting surface；The grip unit is arranged on the horizontal mounting surface of base, equipped with upper clamping seats and lower clamping seats, is coordinated by upper clamping seats and lower clamping seats and horizontal positioned motor workpiece housing is fixedly clamped；The axial limiting unit is arranged in the vertical installation surface of base, equipped with can the mandril that moves horizontally of left and right directions, pass through the axial float that mandril limits motor workpiece；The support unit is arranged between grip unit and axial limiting unit, and equipped with support base moving up and down, the support base matches with motor workpiece output shaft external cylindrical surface, is provided a supporting role for motor workpiece output shaft one end.The utility model is realized in pin disassembly process to the reliable location of micromachine, is lost simultaneously effective avoiding there is a phenomenon where flying because of pin bullet.
Description
Technical field
It the utility model is related to a kind of fixture, especially a kind of exclusive clamps suitable for the dismounting of micromachine shaft end pin
Tool, belongs to Workpiece clamping device technical field.
Background technology
As shown in Figure 1, it is a kind of to be applied to carry-on micromachine 1, in its output shaft one end, travelling gear is set
1-2, travelling gear 1-2 by the output axis connection of pin 1-1 and micromachine, when being overhauled to the micromachine 1, it is necessary to
Dismounting and the assembly manipulation of gear 1-2 is completed by the dismounting of pin 1-1.
In the prior art, for the dismounting problem of above-mentioned micromachine shaft end pin, generally using punching pin by pin from pin
Hole opposite side knocks out, and due to cannot reliably fix micromachine, motor rolling phenomenon easily occurs, thus to electric machine casing and
Other parts cause to damage；On the other hand, since pin is smaller in itself, using punching pin dismantle when, can make pin bullet fly and
Lose.Therefore need to design a kind of special fixture for being used to dismount micromachine shaft end pin, to ensure in pin disassembly process
In to micromachine reliable location, while avoid losing there is a phenomenon where because of pin bullet flying.
Utility model content
The purpose of this utility model is that the drawback for the prior art, there is provided one kind is used to dismount micromachine shaft end pin
The special fixture of son, to ensure to micromachine reliable location in pin disassembly process, while avoids occurring because pin bullet flies
And the phenomenon lost.
To achieve the above object, the utility model adopts the following technical solution：
It is a kind of to be used to dismount the special fixture of micromachine shaft end pin, it include base, grip unit, support unit and
Axial limiting unit；The base sets vertical installation surface and horizontal mounting surface；The grip unit is arranged in the level of base
On mounting surface, equipped with upper clamping seats and lower clamping seats, coordinated by upper clamping seats and lower clamping seats by horizontal positioned motor work
Part housing is fixedly clamped；The axial limiting unit is arranged in the vertical installation surface of base, equipped with can left and right directions is horizontal moves
Dynamic mandril, the axial float of motor workpiece is limited by mandril；The support unit is arranged in grip unit and axial limiting
Between unit, equipped with support base moving up and down, the support base matches with motor workpiece output shaft external cylindrical surface, passes through
Support base provides a supporting role for motor workpiece output shaft one end.
It is above-mentioned to be used to dismount the special fixture of micromachine shaft end pin, set in the vertical installation surface of the base axial
Position-limiting unit pilot hole, the boss with grip unit assembling is set in the outboard end of the horizontal mounting surface of base, horizontal in base
The middle part of mounting surface sets the rectangular through-hole for being used for arranging support unit.
The above-mentioned special fixture for being used to dismount micromachine shaft end pin, the support unit are additionally provided with upper-lower position adjusting
Knob；The support base lower half be with upper-lower position adjusting knob coordinate studdle, the support base first half set with
The curved support face of motor workpiece output shaft external cylindrical surface structure matching, and groove is set in the bottom in curved support face；It is described
Upper-lower position adjusting knob is arranged in the rectangular through-hole of base horizontal mounting surface, is sleeved on outside studdle, by upper bottom
Adjusting knob and studdle composition screw nut driven mechanism are put, is driven by screw nut driven mechanism and is moved down on support base
It is dynamic, realize the adjustment of support base upper-lower position.
The above-mentioned special fixture for being used to dismount micromachine shaft end pin, the support unit, which is additionally provided with, moves up and down guiding
Component, the pilot hole for moving up and down guidance set and including lead and being arranged on support base, the lead are fixed on
On the horizontal mounting surface of base.
Above-mentioned to be used to dismount the special fixture of micromachine shaft end pin, mandril is cavity circle in the axial limiting unit
Column structure, is equipped with internal thread on its inner wall；Right position adjusting knob and sleeve, institute are also set up in axial limiting unit
State right position adjusting knob and be equipped with horizontal screw bolt, the horizontal screw bolt forms feed screw nut with mandril cavity screw-internal thread fit and passes
Motivation structure, drives mandril to move left and right, realizes the adjustment of mandril right position, the set jacket casing by screw nut driven mechanism
Assembled outside horizontal screw bolt and mandril, and with axial limiting unit of the interference fit type installed in base vertical installation surface
Kong Zhong.
The above-mentioned special fixture for being used to dismount micromachine shaft end pin, the axial limiting unit are additionally provided with axial movement
Guidance set, the axial movement guidance set include slide and sliding slot, and the slide is located on sleeve lining, the sliding slot position
In on mandril outer wall.
The above-mentioned special fixture for being used to dismount micromachine shaft end pin, the grip unit are additionally provided with clamping seats lifting
Knob and supporting rack；Support frame as described above is reverse U-shaped frame structure, and threaded hole is equipped with the top of it；The upper clamping seats liter
Drop knob is equipped with vertical screw rod, and the vertical screw rod is fixedly connected through supporting rack upper screwed hole with upper clamping seats, by vertical spiral shell
Bar and supporting rack composition screw nut driven mechanism, drive upper clamping seats to lift, realize motor by screw nut driven mechanism
The switching of Workpiece clamping and releasing orientation.
The above-mentioned special fixture for being used to dismount micromachine shaft end pin, the upper clamping seats and lower clamping seats are respectively provided with V
Type clamps face, and the fitted with rubber pad on V-type clamping face.
Motor shaft end pin is carried out using the special fixture described in the utility model for being used to dismount micromachine shaft end pin
During sub- dismounting operation, it can be coordinated by upper clamping seats in grip unit and lower clamping seats and press from both sides horizontal positioned motor workpiece housing
Fasten；Support base upper-lower position is adjusted by support unit so that micromachine keeps horizontal positioned state；Pass through
Mandril holds out against Miniature electric machine output shaft end travelling gear in axial limiting unit, to prevent motor workpiece axial float；It is logical
Cross after aforesaid way reliably fixes motor workpiece, dismounting or the assembly manipulation of pin are carried out with punching pin instrument.Due to this practicality
The new curved support face being provided with the support base first half with motor workpiece output shaft external cylindrical surface structure matching, and in arc
Supporting surface bottom is provided with groove structure, therefore can both realize the secure support effect to motor workpiece output shaft one end, protects
Card impulse pin period of the day from 11 p.m. to 1 a.m motor will not because vibrations and caused by damage, and using groove structure limitation pin movement locus, keep away
Exempt from pin random bullet under impact force action to fly, can also be moved for pin and avoiding space is provided, avoid pin in disassembly process
Damage fractures.It can be seen from the above that the utility model is realized to the reliable location of micromachine in pin disassembly process, while effectively
Lost avoiding there is a phenomenon where flying because of pin bullet on ground.
Brief description of the drawings
Fig. 1 is the micromachine structure diagram involved by the utility model；
Fig. 2 is the special fixture structure diagram described in the utility model for being used to dismount micromachine shaft end pin；
Fig. 3 is the cross-sectional view of Fig. 2；
Fig. 4 is understructure schematic diagram；
Fig. 5 is support unit structure diagram；
Fig. 6 is axial limiting unit detonation configuration figure；
Fig. 7 is grip unit structure diagram；
Fig. 8 is the special fixture working status signal described in the utility model for being used to dismount micromachine shaft end pin
Figure.
Each list of reference numerals is in figure：
1st, micromachine, 1-1, pin, 1-2, travelling gear；
2nd, for dismounting the special fixture of micromachine shaft end pin, 2-1, base, 2-1-1, rectangular through-hole, 2-1-2, axis
To position-limiting unit pilot hole, 2-1-3, boss, 2-2, support unit, 2-2-1, upper-lower position adjusting knob, 2-2-2, lead,
2-2-3, support base, 2-2-3-1, curved support face, 2-2-3-2, groove, 2-2-3-3, studdle, 2-3, axial limiting list
Member, 2-3-1, right position adjusting knob, 2-3-2, sleeve, 2-3-2-1, slide, 2-3-3, mandril, 2-3-3-1, sliding slot, 2-
4th, grip unit, 2-4-1, upper clamping seats lifting knob, 2-4-2, supporting rack, 2-4-3, upper clamping seats, 2-4-4, lower clamping seats.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
Referring to Fig. 2, Fig. 3, the special fixture 2 described in the utility model for being used to dismount micromachine shaft end pin, including
Base 2-1, grip unit 2-4, support unit 2-2 and axial limiting unit 2-3；The base 2-1 set vertical installation surface and
Horizontal mounting surface；The grip unit 2-4 is arranged on the horizontal mounting surface of base, and the axial limiting unit 2-3 is arranged in
In the vertical installation surface of base 2-1, the support unit 2-2 is arranged between grip unit 2-4 and axial limiting unit 2-3.
Referring to Fig. 2, Fig. 3, Fig. 4, the special fixture 2 described in the utility model for being used to dismount micromachine shaft end pin,
Axial limiting unit pilot hole 2-1-2 is set in the vertical installation surface of the base 2-1, in the outside of the horizontal mounting surface of base
End sets the boss 2-1-3 with grip unit assembling, is set at the middle part of base horizontal mounting surface and is used to arrange support unit
Rectangular through-hole 2-1-1.
Referring to Fig. 2, Fig. 3, Fig. 5, the special fixture 2 described in the utility model for being used to dismount micromachine shaft end pin,
The support unit 2-2 is equipped with support base 2-2-3 moving up and down, upper-lower position adjusting knob 2-2-1 and moves up and down and leads
To component；The support base 2-2-3 is that the output shaft of motor workpiece provides a supporting role, and is set in support base 2-2-3 lower half
The studdle 2-2-3-3 coordinated with upper-lower position adjusting knob 2-2-1, is set and motor work in the support base 2-2-3 first halves
The curved support face 2-2-3-1 of the output shaft external cylindrical surface structure matching of part, and set in the bottom of curved support face 2-2-3-1
Groove 2-2-3-2；The upper-lower position adjusting knob 2-2-1 is arranged in the rectangular through-hole 2-1-1 of base horizontal mounting surface, set
Outside studdle 2-2-3-3, feed screw nut is formed by upper-lower position adjusting knob 2-2-1 and studdle 2-2-3-3
Transmission mechanism, drives support base 2-2-3 to move up and down, realizes support base 2-2-3 upper-lower positions by screw nut driven mechanism
Adjustment；The pilot hole for moving up and down guidance set and including lead 2-2-2 and being arranged on support base 2-2-3, it is described
Lead 2-2-2 is fixed on the horizontal mounting surface of base 2-1.
Referring to Fig. 2, Fig. 3, Fig. 6, the special fixture 2 described in the utility model for being used to dismount micromachine shaft end pin,
The axial limiting unit 2-3 is led equipped with mandril 2-3-3, right position adjusting knob 2-3-1, sleeve 2-3-2 and axial movement
To component；The mandril is cavity cylindrical structure, and internal thread is equipped with its inner wall；The right position adjusting knob 2-3-
1 is equipped with horizontal screw bolt, and the horizontal screw bolt forms screw nut driven mechanism with mandril cavity screw-internal thread fit, passes through leading screw spiral shell
Female transmission mechanism drives mandril 2-3-3 to move left and right, and realizes the adjustment of mandril 2-3-3 right positions, electricity is limited by mandril 2-3-3
The axial float of machine workpiece；The sleeve 2-3-2 is sleeved on outside horizontal screw bolt and mandril 2-3-3, and with interference fit type
In the axial limiting unit pilot hole 2-1-2 of base vertical installation surface；The axial movement guidance set includes slide
2-3-2-1 and sliding slot 2-3-3-1, the slide 2-3-2-1 are located on sleeve 2-3-2 inner walls, and the sliding slot 2-3-3-1 is positioned at top
On bar 2-3-3 outer walls.
Referring to Fig. 2, Fig. 3, Fig. 7, the special fixture 2 described in the utility model for being used to dismount micromachine shaft end pin,
The grip unit 2-4 is equipped with upper clamping seats lifting knob 2-4-1, supporting rack 2-4-2, upper clamping seats 2-4-3 and lower clamping seats
2-4-4；Support frame as described above 2-4-2 is reverse U-shaped frame structure, and threaded hole is equipped with the top of it；The upper clamping seats lifting
Knob 2-4-1 is equipped with vertical screw rod, and the vertical screw rod is fixed through supporting rack 2-4-2 upper screwed holes with upper clamping seats 2-4-3
Connection, screw nut driven mechanism is formed by vertical screw rod and supporting rack, and upper clamping seats are driven by screw nut driven mechanism
2-4-3 is lifted；The upper clamping seats 2-4-3 and lower clamping seats 2-4-4 are positioned opposite, and lower clamping seats 2-4-4 is fixed on base water
On the boss 2-1-3 of flat mounting surface, upper clamping seats 2-4-3 and lower clamping seats 2-4-4 are respectively provided with V-type and clamp face, and are clamped in V-type
Fitted with rubber pad on face, is coordinated by upper clamping seats 2-4-3 and lower clamping seats 2-4-4 and presss from both sides horizontal positioned motor workpiece housing
Fasten.
Referring to Fig. 8, carried out using the special fixture 2 described in the utility model for dismounting micromachine shaft end pin micro-
During the dismounting operation of 1 shaft end pin 1-1 of type motor, micromachine 1 can be positioned over to the lower clamping seats 2- of grip unit 2-4 first
On 4-4, make 1 shaft end pin 1-1 of micromachine corresponding with the support base 2-2-3 positions of support unit 2-2；Rotate support unit
The upper-lower position adjusting knob 2-2-1 of 2-2, by keeping water to the adjusting micromachine 1 of support base 2-2-3 upper-lower positions
Keep flat configuration state；Then by going up clamping seats 2-4-3 positions in clamping seats lifting knob 2-4-1 adjustment in grip unit 2-4, by
Upper clamping seats 2-4-3 and lower clamping seats 2-4-4, which coordinates, is fixedly clamped horizontal positioned motor workpiece housing；Axial rotary is spacing
Right position adjusting knob 2-3-1 in unit 2-3, by the adjusting to mandril 2-3-3 right positions, makes mandril 2-3-3 will be micro-
1 end travelling gear 1-2 of type motor is held out against；After motor workpiece is reliably fixed, dismounting or the dress of pin are carried out with punching pin instrument
With operation.Since the support base 2-2-3 first half of the utility model in support unit 2-2 is provided with and motor output shaft outside cylinder
The curved support face 2-2-3-1 of face structure matching, and groove 2-2-3-2 structures are provided with curved support face 2-2-3-1 bottoms,
Therefore it can both realize the secure support effect to motor workpiece output shaft end, and ensure that micromachine 1 was not when impacting pin 1-1
Can because vibrations and caused by damage, and using the movement locus of groove 2-2-3-2 structures limitation pin 1-1, avoid pin 1-1 from existing
Random bullet flies under impact force action, can also be moved for pin 1-1 and provide avoiding space, avoid pin 1-1 from being damaged in disassembly process
Traumatic fracture disconnected.
Claims (8)
1. a kind of special fixture for being used to dismount micromachine shaft end pin, it is characterized in that, it is described to be used to dismount miniature electrical machinery axle
The special fixture (2) of end pin includes base (2-1), grip unit (2-4), support unit (2-2) and axial limiting unit (2-
3)；The base (2-1) sets vertical installation surface and horizontal mounting surface；The grip unit (2-4) is arranged in the level of base
On mounting surface, equipped with upper clamping seats (2-4-3) and lower clamping seats (2-4-4), pass through upper clamping seats (2-4-3) and lower clamping seats
(2-4-4), which coordinates, is fixedly clamped horizontal positioned motor workpiece housing；The axial limiting unit (2-3) is arranged in base
In the vertical installation surface of (2-1), equipped with can the mandril (2-3-3) that moves horizontally of left and right directions, pass through mandril (2-3-3) and limit electricity
The axial float of machine workpiece；The support unit (2-2) is arranged between grip unit (2-4) and axial limiting unit (2-3),
Equipped with support base moving up and down (2-2-3), the support base (2-2-3) and motor workpiece output shaft external cylindrical surface structure phase
Matching, is provided a supporting role by support base (2-2-3) for motor workpiece output shaft one end.
2. the special fixture according to claim 1 for being used to dismount micromachine shaft end pin, it is characterized in that, the base
Axial limiting unit pilot hole (2-1-2) is set in the vertical installation surface of (2-1), is set in the outboard end of the horizontal mounting surface of base
The boss (2-1-3) with grip unit assembling is put, the square for being used for arranging support unit is set at the middle part of base horizontal mounting surface
Shape through hole (2-1-1).
3. the special fixture according to claim 2 for being used to dismount micromachine shaft end pin, it is characterized in that, the support
Unit (2-2) is additionally provided with upper-lower position adjusting knob (2-2-1)；Support base (2-2-3) lower half is and upper-lower position tune
The studdle (2-2-3-3) that knob (2-2-1) coordinates is saved, sets in support base (2-2-3) first half and is exported with motor workpiece
The curved support face (2-2-3-1) of axis external cylindrical surface structure matching, and groove is set in the bottom of curved support face (2-2-3-1)
(2-2-3-2)；The upper-lower position adjusting knob (2-2-1) is arranged in the rectangular through-hole (2-1-1) of base horizontal mounting surface,
It is sleeved on outside studdle (2-2-3-3), is made of upper-lower position adjusting knob (2-2-1) and studdle (2-2-3-3)
Screw nut driven mechanism, drives support base (2-2-3) to move up and down, realizes support base (2- by screw nut driven mechanism
2-3) the adjustment of upper-lower position.
4. the special fixture according to claim 3 for being used to dismount micromachine shaft end pin, it is characterized in that, the support
Unit (2-2), which is additionally provided with, moves up and down guidance set, and the guidance set that moves up and down includes lead (2-2-2) and is arranged at
Pilot hole on support base (2-2-3), the lead (2-2-2) are fixed on the horizontal mounting surface of base (2-1).
5. the special fixture for being used to dismount micromachine shaft end pin according to any one of Claims 2 or 3 or 4, its
It is characterized in, mandril (2-3-3) is cavity cylindrical structure in the axial limiting unit (2-3), and interior spiral shell is equipped with its inner wall
Line；Right position adjusting knob (2-3-1) and sleeve (2-3-2), the left and right position are also set up in axial limiting unit (2-3)
Put adjusting knob (2-3-1) and be equipped with horizontal screw bolt, the horizontal screw bolt forms feed screw nut with mandril cavity screw-internal thread fit and passes
Motivation structure, drives mandril (2-3-3) to move left and right, realizes mandril (2-3-3) right position by screw nut driven mechanism
Adjustment, the sleeve (2-3-2) is sleeved on outside horizontal screw bolt and mandril (2-3-3), and is installed on bottom with interference fit type
In the axial limiting unit pilot hole (2-1-2) of seat vertical installation surface.
6. the special fixture according to claim 5 for being used to dismount micromachine shaft end pin, it is characterized in that, the axial direction
Position-limiting unit (2-3) is additionally provided with axial movement guidance set, and the axial movement guidance set includes slide (2-3-2-1) and slides
Groove (2-3-3-1), the slide (2-3-2-1) are located on sleeve (2-3-2) inner wall, and the sliding slot (2-3-3-1) is located at mandril
On (2-3-3) outer wall.
7. the special fixture according to claim 6 for being used to dismount micromachine shaft end pin, it is characterized in that, the clamping
Unit (2-4) is additionally provided with clamping seats lifting knob (2-4-1) and supporting rack (2-4-2)；Support frame as described above (2-4-2) is inversion
U-typed frame structure, threaded hole is equipped with the top of it；The upper clamping seats lifting knob (2-4-1) is equipped with vertical screw rod, described
Vertical screw rod is fixedly connected through supporting rack upper screwed hole with upper clamping seats (2-4-3), and silk is formed by vertical screw rod and supporting rack
Thick stick nut transmission mechanism, drives upper clamping seats (2-4-3) to lift by screw nut driven mechanism, realize motor workpiece clamp with
The switching of releasing orientation.
8. the special fixture according to claim 7 for being used to dismount micromachine shaft end pin, it is characterized in that, the upper folder
Tight seat (2-4-3) and lower clamping seats (2-4-4) are respectively provided with V-type and clamp face, and the fitted with rubber pad on V-type clamping face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252260.3U CN207309769U (en) | 2017-09-27 | 2017-09-27 | A kind of special fixture for being used to dismount micromachine shaft end pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721252260.3U CN207309769U (en) | 2017-09-27 | 2017-09-27 | A kind of special fixture for being used to dismount micromachine shaft end pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207309769U true CN207309769U (en) | 2018-05-04 |
Family
ID=62428023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721252260.3U Withdrawn - After Issue CN207309769U (en) | 2017-09-27 | 2017-09-27 | A kind of special fixture for being used to dismount micromachine shaft end pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207309769U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687668A (en) * | 2019-02-25 | 2019-04-26 | 浙江晋一特种电机有限公司 | A kind of permanent magnet synchronous motor installation auxiliary device and its installation method |
| CN112398293A (en) * | 2020-11-10 | 2021-02-23 | 朱浩浩 | Motor assembling machine and method |
| CN113118802A (en) * | 2021-04-27 | 2021-07-16 | 玉环颜久机电科技有限公司 | Auxiliary positioning device for machine tool spindle |
-
2017
- 2017-09-27 CN CN201721252260.3U patent/CN207309769U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687668A (en) * | 2019-02-25 | 2019-04-26 | 浙江晋一特种电机有限公司 | A kind of permanent magnet synchronous motor installation auxiliary device and its installation method |
| CN109687668B (en) * | 2019-02-25 | 2023-10-13 | 浙江晋一特种电机有限公司 | Installation auxiliary device for permanent magnet synchronous motor and installation method thereof |
| CN112398293A (en) * | 2020-11-10 | 2021-02-23 | 朱浩浩 | Motor assembling machine and method |
| CN113118802A (en) * | 2021-04-27 | 2021-07-16 | 玉环颜久机电科技有限公司 | Auxiliary positioning device for machine tool spindle |
| CN113118802B (en) * | 2021-04-27 | 2022-05-17 | 杭州昌杰机械有限公司 | Auxiliary positioning device for machine tool spindle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20230829 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180504 Effective date of abandoning: 20230829 |