CN206185558U - Same internal hole positioning and closing device - Google Patents
Same internal hole positioning and closing device Download PDFInfo
- Publication number
- CN206185558U CN206185558U CN201621236159.4U CN201621236159U CN206185558U CN 206185558 U CN206185558 U CN 206185558U CN 201621236159 U CN201621236159 U CN 201621236159U CN 206185558 U CN206185558 U CN 206185558U
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- slide sleeve
- positioning seat
- locating slide
- cylinder
- positioning
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Abstract
The utility model provides a same internal hole positioning and closing device, includes: clamp plate, rotation conical surface washer, sphere area shoulder nut, dabber, dirt proof boot, positioning seat, fixed spring cover, big spring, locating slide sleeve, anchor clamps body, sharp hydro -cylinder, sharp hydro -cylinder is installed to anchor clamps body lower part, and the positioning seat is installed on the anchor clamps body, and locating slide sleeve and positioning seat sliding fit install the dirt proof boot on the positioning seat, and dabber upper portion suit has clamp plate, rotation conical surface washer, sphere area shoulder nut, and the dabber lower part is overlapped in proper order and is equipped with fixed spring cover, big spring, locating slide sleeve, and the fixed spring cover is clearance fit with positioning seat, dabber. Placing the clamp plate and rotating the conical surface washer back that puts in place manual, start hydraulic pressure and press from both sides tightly, the dabber at first drives the cylindric lock, big spring promotes locating slide sleeve and moves down, through the inclined plane make the knock pin overhanging, rise and tightly fix a position the work piece, along with the dabber moves down, make sphere area shoulder nut through conical surface washer rotates, the clamp plate compresses tightly the work piece, realize same blank internal hole positioning and compress tightly.
Description
Technical field
The utility model belongs to field of machining, is related to a kind of endoporus self contering structure, more particularly to a kind of same interior
Hole positions and hold-down gear.
Background technology
It is well known that being carried out on Digit Control Machine Tool when workpiece is machined, it is necessary to carry out clamping to workpiece.In frock clamp
The device that a kind of often endoporus self-centering of application and non-locating hole end surface are compressed, or aperture positions and location hole with the arris of lower surface
The device that upper surface compresses, the former part will have the not machined surface that can be used for compressing, and the latter is that aperture is determined with the arris of lower surface
Position, arris is inaccurate because casting flaw is positioned, and is not belonging to real Internal hole positioning.For some special occasions, such as except fixed
Beyond the hole end surface of position, remaining is this operation and to process plane, and positioning and compression can only be above-mentioned by same workpiece blank endoporus
Positioning and hold-down gear is just difficult to be applicable, it is necessary to a kind of special Internal hole positioning and hold-down gear.Therefore, we are long-term
In working practice, a kind of same Internal hole positioning and hold-down gear are developed, achieve good effect.
Utility model content
The purpose of this utility model is to provide a kind of same Internal hole positioning and hold-down gear, makes positioning and compresses by same
One workpiece blank endoporus, preferably realizes the fixation to workpiece.
To realize as above purpose, the technical solution adopted in the utility model is：A kind of same Internal hole positioning and hold-down gear,
Including：Pressing plate, rotation taper faced washer, sphere band shoulder nut, mandrel, framework dustproof loop, dirt-proof boot, straight pin, positioning seat, fixation
Spring housing, big spring, locating slide sleeve, interior hexagonal cylindrical end holding screw, support plate, chuck body, linear oil cylinder；Chuck body
Bottom is provided with linear oil cylinder, and positioning seat is arranged in chuck body, and locating slide sleeve is slidably matched with positioning seat, is pacified on positioning seat
Equipped with dirt-proof boot, mandrel top is set with pressing plate, rotates taper faced washer, sphere band shoulder nut, and mandrel bottom is set with solid successively
Determine spring housing, big spring, locating slide sleeve, fixed spring housing is gap cooperation with positioning seat, mandrel.
Locating slide sleeve external cylindrical surface has along the circumferential direction been uniformly arranged three grooves, and, into the conical surface, external cylindrical surface is along axis for bottom land
Direction is provided with a waist type groove, coordinates with interior hexagonal cylindrical end holding screw cylindrical slid, the external cylindrical surface of locating slide sleeve with it is fixed
Position seat is slidably matched, and inner cylinder face is slidably matched with mandrel；Positioning seat is along the circumferential direction uniformly arranged three circular holes, tight with bushing
Close fit；Ejector pin is cylinder, is coordinated with casing slip.
Ejector pin head is arranged to bulb positioning workpiece, and afterbody cylinder is processed into tang, tang tail end band inclined-plane；Ejector pin
Tang is slidably matched with locating slide sleeve groove, tang tail end inclined-plane and locating slide sleeve bottom land taper-face contact.
Ejector pin is cylinder, and cylinder first half sets gradually one and a half months hole and an aperture, baffle plate in same position
It is screwed on positioning seat, ejector pin tail end inclined-plane and locating slide sleeve bottom land taper-face contact.
Mandrel two ends are arranged to stud, and middle part is provided with an aperture and boss, and upper end stud is screwed with sphere band shoulder nut,
Lower end stud is screwed with linear oil cylinder piston rod, and upper and lower ends are mounted on nut, and middle part aperture is fitted close with straight pin.
Rotate taper faced washer be provided with spiral opening, be connected on pressing plate with socket cap axial screw, can on pressing plate around
Socket cap axial screw is rotated, and pressing plate is provided centrally with a macropore, can pass freely through sphere band shoulder nut.
Due to using technical scheme as described above, have the advantages that：
The utility model compact conformation, operation are nimble, after placing pressing plate manually and rotating taper faced washer in place, startup liquid
Pressure is clamped, and mandrel drives straight pin, big spring to promote locating slide sleeve to move down first, by inclined-plane make three ejector pins it is overhanging,
Tensioner positions workpiece, as mandrel continues to move down, sphere band shoulder nut is compressed work by rotating taper faced washer, pressing plate again
Part, so as to effectively realize same blanking inner hole positioning and compress.
Brief description of the drawings
Fig. 1 is the cross-sectional view of a kind of same Internal hole positioning of the utility model and hold-down gear.
Fig. 2 is II partial enlargement structural representation of Fig. 1.
Fig. 3 is the overlooking the structure diagram of Fig. 1.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.As shown in figure 1, a kind of same Internal hole positioning and pressure
Tight device, including pressing plate 2, rotation taper faced washer 3, sphere band shoulder nut 4, mandrel 5, framework dustproof loop 6, dirt-proof boot 7, straight pin
8th, positioning seat 9, fixed spring housing 10, big spring 11, locating slide sleeve 12, interior hexagonal cylindrical end holding screw 13, support plate 14, folder
Tool body 15, linear oil cylinder 16, baffle plate 17, little spring 18, ejector pin 19 and bushing 20；The bottom of chuck body 15 is provided with straight line oil
Cylinder 16, positioning seat 9 is arranged in chuck body 15, and locating slide sleeve 12 is slidably matched with positioning seat 9, is provided with positioning seat 9 anti-
Dirt set 7, the top of mandrel 5 is set with pressing plate 2, rotates taper faced washer 3, sphere band shoulder nut 4, and the bottom of mandrel 5 is set with solid successively
Determine spring housing 10, big spring 11, locating slide sleeve 12, fixed spring housing 10 is gap cooperation with positioning seat 9, mandrel 5.
The external cylindrical surface of locating slide sleeve 12 has along the circumferential direction been uniformly arranged three grooves, and, into the conical surface, external cylindrical surface is along axle for bottom land
Line direction is provided with a waist type groove, coordinates with the cylindrical slid of interior hexagonal cylindrical end holding screw 13, and limitation locating slide sleeve 12 rotates,
The external cylindrical surface of locating slide sleeve 12 is slidably matched with positioning seat 9, and inner cylinder face is slidably matched with mandrel 5；Positioning seat 9 is circumferentially square
To three circular holes are uniformly arranged, it is fitted close with bushing 20；Ejector pin 19 is cylinder, is slidably matched with bushing 20.
Ejector pin 19 is totally three, cylinder, is slidably matched with bushing 20, and head is arranged to bulb positioning workpiece, afterbody cylinder
Body is processed into tang, and tang tail end band inclined-plane, tang is slidably matched with the groove on locating slide sleeve 12, tang tail end inclined-plane with position
The taper-face contact of sliding sleeve 12, the cylinder first half of ejector pin 19 sets gradually one and a half months hole and an aperture in same position, and half
The moon, hole was used to avoid baffle plate 17, and aperture is used to install installs little spring 18 in little spring 18, aperture, baffle plate 17 is screwed
On positioning seat 9, under little spring 18 and the collective effect of baffle plate 17, the tail end inclined-plane of ejector pin 19 is set to begin with the bottom land conical surface of locating slide sleeve 12
Terminating is touched and not separated.
The two ends of mandrel 5 are arranged to stud, and middle setting has an aperture and boss, upper end stud and sphere band shoulder nut 4
Screw, lower end stud is screwed with the piston rod of linear oil cylinder 16, upper and lower ends use nut anti-looseness, medial small hole is tight with straight pin 8
Close fit, after the boss of mandrel 5 moves up a segment distance with piston rod, promotes and moved on locating slide sleeve 12, makees in little spring 18
Ejector pin 19 is set to depart from workpiece therewith under, it is to avoid workpiece loading and unloading is interfered.
Fixed spring housing 10 is gap cooperation with positioning seat 9, mandrel 5, and fixed spring housing 10, big spring 11, positioning are slided
Set 12 is sleeved on mandrel 5 successively, as the piston rod movement of linear oil cylinder 16 is moved up and down as different distance.
It is the taper faced washer for having spiral opening to rotate taper faced washer 3, is connected on pressing plate 2 with socket cap axial screw, only
Can be rotated around socket cap axial screw on pressing plate 2, pressing plate 2 is provided centrally with a macropore, sphere band shoulder nut 4 can be made freely to lead to
Cross, will rotate after taper faced washer 3 is rotated by 90 °, can quick despatch pressing plate 2.
Framework dustproof loop 6 is fitted close with dirt-proof boot 7, for preventing iron filings in process, cutting fluid from entering positioning seat 9
Inner chamber.
Utility model works principle is：After placing pressing plate 2 manually and rotating taper faced washer 3 in place, start hydraulic clamp,
The piston rod of linear oil cylinder 16 is moved downward with moving mandrel 5, straight pin 5 and sphere band shoulder nut 4, and big spring 11 promotes positioning to slide
Set 12 accordingly is moved down, and the inclined-plane of locating slide sleeve 12 makes that three ejector pins 19 are overhanging, tensioner positions workpiece 1, with mandrel 5 continue to
Lower movement, makes sphere band shoulder nut 4 by rotating taper faced washer 3, the workpiece pressing 1 of pressing plate 2, so as to realize same blanking inner hole again
Positioning and compression.
When releasing the positioning and compression to workpiece, only need to start hydraulic pressure and loosen, the piston rod of linear oil cylinder 16 is driven core
Axle 5 is moved up, and first discharges compression of the pressing plate 2 to workpiece 1；Piston rod is moved on continuing, and the boss of mandrel 5 drives locating slide sleeve 12
Upper shifting, under the effect of the elastic force of little spring 18, ejector pin 19 departs from workpiece, completes the positioning release to workpiece.
The utility model operation is nimble, when realizing to part positioning compression or release, need to only pick and place pressing plate, rotates rotation
Taper faced washer and startup hydraulic clamp are loosened.
Claims (6)
1. a kind of same Internal hole positioning and hold-down gear, including：Pressing plate（2）, rotate taper faced washer（3）, sphere band shoulder nut
（4）, mandrel（5）, framework dustproof loop（6）, dirt-proof boot（7）, straight pin（8）, positioning seat（9）, fixed spring housing（10）, big spring
（11）, locating slide sleeve（12）, interior hexagonal cylindrical end holding screw（13）, support plate（14）, chuck body（15）, linear oil cylinder
（16）；It is characterized in that：Chuck body（15）Bottom is provided with linear oil cylinder（16）, positioning seat（9）Installed in chuck body
（15）On, locating slide sleeve（12）With positioning seat（9）It is slidably matched, positioning seat（9）On dirt-proof boot is installed（7）, mandrel（5）Top
It is set with pressing plate（2）, rotate taper faced washer（3）, sphere band shoulder nut（4）, mandrel（5）Bottom is set with fixed spring housing successively
（10）, big spring（11）, locating slide sleeve（12）, fixed spring housing（10）With positioning seat（9）, mandrel（5）It is gap cooperation.
2. a kind of same Internal hole positioning according to claim 1 and hold-down gear, it is characterised in that：Locating slide sleeve（12）Outward
The face of cylinder has along the circumferential direction been uniformly arranged three grooves, and into the conical surface, external cylindrical surface is provided with a waist type groove to bottom land in the axial direction,
With interior hexagonal cylindrical end holding screw（13）Cylindrical slid coordinates, locating slide sleeve（12）External cylindrical surface and positioning seat（9）Slide
Cooperation, inner cylinder face and mandrel（5）It is slidably matched；Positioning seat（9）Three circular holes are along the circumferential direction uniformly arranged, with bushing（20）
It is fitted close；Ejector pin（19）It is cylinder, with bushing（20）It is slidably matched.
3. a kind of same Internal hole positioning according to claim 2 and hold-down gear, it is characterised in that：Ejector pin（19）Head sets
Bulb positioning workpiece is set to, afterbody cylinder is processed into tang, tang tail end band inclined-plane；Ejector pin（19）Tang and locating slide sleeve
（12）Groove is slidably matched, tang tail end inclined-plane and locating slide sleeve（12）Bottom land taper-face contact.
4. a kind of same Internal hole positioning according to claim 2 and hold-down gear, it is characterised in that：Ejector pin（19）It is cylinder
Body, cylinder first half sets gradually one and a half months hole and an aperture, baffle plate in same position（17）It is screwed fixed
Position seat（9）On, ejector pin（19）Tail end inclined-plane and locating slide sleeve（12）Bottom land taper-face contact.
5. a kind of same Internal hole positioning according to claim 1 and hold-down gear, it is characterised in that：Mandrel（5）Two ends set
Stud is set to, middle part is provided with an aperture and boss, upper end stud and sphere band shoulder nut（4）Screw, lower end stud and straight line
Oil cylinder（16）Piston rod is screwed, and upper and lower ends are mounted on nut, middle part aperture and straight pin（8）It is fitted close.
6. a kind of same Internal hole positioning according to claim 1 and hold-down gear, it is characterised in that：Rotate taper faced washer
（3）Spiral opening is provided with, pressing plate is connected to socket cap axial screw（2）On, can be in pressing plate（2）On around socket cap axle position spiral shell
Nail is rotated, pressing plate（2）A macropore is provided centrally with, sphere band shoulder nut can be made（4）Pass freely through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236159.4U CN206185558U (en) | 2016-11-18 | 2016-11-18 | Same internal hole positioning and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236159.4U CN206185558U (en) | 2016-11-18 | 2016-11-18 | Same internal hole positioning and closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206185558U true CN206185558U (en) | 2017-05-24 |
Family
ID=58726659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621236159.4U Active CN206185558U (en) | 2016-11-18 | 2016-11-18 | Same internal hole positioning and closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206185558U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115565A (en) * | 2017-12-19 | 2018-06-05 | 浙江嘉益保温容器有限公司 | The clamping device of controllable extensible in automatic polishing machine |
| CN108581520A (en) * | 2018-04-12 | 2018-09-28 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN110181313A (en) * | 2019-07-09 | 2019-08-30 | 绍兴创举汽车同步器齿环有限公司 | A kind of vehicle male cone (strobilus masculinus) tooling |
| CN110465816A (en) * | 2019-09-20 | 2019-11-19 | 咸阳圣亚机电设备有限公司 | Power takeoff side cover and shell processing positioning and fixing structure and method |
-
2016
- 2016-11-18 CN CN201621236159.4U patent/CN206185558U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108115565A (en) * | 2017-12-19 | 2018-06-05 | 浙江嘉益保温容器有限公司 | The clamping device of controllable extensible in automatic polishing machine |
| CN108581520A (en) * | 2018-04-12 | 2018-09-28 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN108581520B (en) * | 2018-04-12 | 2019-11-12 | 宁波海天精工股份有限公司 | A kind of hydraulic pump end cap processing self-centering hydraulic pressure fixture |
| CN110181313A (en) * | 2019-07-09 | 2019-08-30 | 绍兴创举汽车同步器齿环有限公司 | A kind of vehicle male cone (strobilus masculinus) tooling |
| CN110465816A (en) * | 2019-09-20 | 2019-11-19 | 咸阳圣亚机电设备有限公司 | Power takeoff side cover and shell processing positioning and fixing structure and method |
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