CN105252288B - Formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up afterwards - Google Patents
Formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up afterwards Download PDFInfo
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- CN105252288B CN105252288B CN201510732427.5A CN201510732427A CN105252288B CN 105252288 B CN105252288 B CN 105252288B CN 201510732427 A CN201510732427 A CN 201510732427A CN 105252288 B CN105252288 B CN 105252288B
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- China
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- valve body
- fore
- hole
- fixed block
- seal groove
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The invention discloses formula valve body annular seal groove numerical control turning fixture is pushed up after one kind, including fixed block, rear header member and front shroud, front shroud is fastened by bolts on the front end face for being jointly mounted to fixed block, neck corresponding with valve body profile to be processed is provided with fixed block, through hole is provided with front shroud, via area is less than the bayonet socket area of neck, rear header member includes back seat and fore-set, back seat is arranged on the surface of fixed block by bolt, through hole is provided with back seat, drives fore-set to move by propulsion plant.Present invention utilizes grinding machine to grind the characteristics of sequence is highly polished, valve body workpiece four sides is first passed through into flat grinding machine processing, improve the finish and uniformity at four sides, workpiece circular sealing surface end face and the screw thread hole verticality requirement in the annular seal groove processed and excessively oily (gas) hole ensure that by the fixture simultaneously, also easily ensure the depth requirements of ring seal groove or ring packing step surface simultaneously, processing efficiency is improved, ensure that machining accuracy.
Description
Technical field
The present invention relates to formula gas or liquid valve body annular seal groove numerical control are pushed up after field of machining, more particularly to one kind
Turning fixture.
Background technology
In the prior art：1. lathe four paws centering and clamping workpiece, outer surface of workpiece easily blocks wound, time-consuming, though
End face and annular groove can be with a knife-band, but (car sequence finish is less than mill sequence be not as good as the mill sequence of grinding machine processing for large end face finish
Process finish).
2. the valve body that upper sequence is processed, on the basis of the large end face of machined annular groove, pass through surface grinding machine grinder part annular groove
Opposite side face, then on the basis of honed opposite side face, grinding belt has the large end face of annular groove on plain grinding, and do not stop to measure groove depth with full
Sufficient groove depth requirement.
The content of the invention
For above-mentioned shortcoming and defect of the prior art, the present invention will make use of grinding machine to grind the characteristics of sequence is highly polished,
Valve body workpiece four sides is first passed through into flat grinding machine processing, improves the finish and uniformity at four sides, while pass through the fixture
It ensure that workpiece circular sealing surface end face and the spiral shell in the annular seal groove processed (or ring-shaped step sealing surface) and oil-through hole
The perpendicularity requirement of line face and the depth requirements of ring seal groove or ring packing step surface.
It is an object of the invention to provide formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up after one kind.
The purpose of the present invention is achieved through the following technical solutions：
Push up formula gas or liquid valve body annular seal groove numerical control turning fixture after one kind, including fixed block, rear header member and
Front shroud, front shroud are fastened by bolts on the front end face for being jointly mounted to fixed block, be provided with the fixed block with it is to be processed
The corresponding neck of valve body profile, through hole is provided with the front shroud, the via area is less than the bayonet socket area of the neck,
The rear header member includes back seat and fore-set, and the back seat is arranged on the surface of fixed block by bolt, is provided with the back seat
For the through hole that fore-set is mobile and is connected with neck, the fore-set is driven to move by propulsion plant.
Preferably, the propulsion plant is the bolt that head has smooth cone, and the back seat is provided with vertical screwed hole,
The screwed hole connects with the through hole for fore-set movement, is opened on the cylinder of fore-set corresponding to the bolt head cone taper
Taper hole, by cone insert or exit taper hole drive fore-set move.
Preferably, the propulsion plant can be electric pushrod, leading screw or hydraulic cylinder, the push rod end of the electric pushrod,
The screw rod end of leading screw or the piston rod end of hydraulic cylinder are inserted into the through hole for fore-set movement, pass through electric pushrod, silk
Thick stick or the movement of Driven by Hydraulic Cylinder fore-set.
Preferably, it is provided with the block of the fixed block and intersects screwed hole with what the groove penetrated, described intersecting
The bolt coordinated with its mutual screw thread is equipped with screwed hole, it is to be processed by the screw-in of the bolt and back-out positioning and clamping
Valve body.
Preferably, in addition to backing plate, stepped hole, the pad are provided with the part that the through hole for fore-set movement connects with neck
Plate is located in the stepped hole, and the fore-set props up the backing plate movement.
Preferably, the end face that the fore-set props up backing plate has circular arc spherical surface.
Preferably, in addition to pickup groove, the pickup groove are to protrude the groove formed, institute from inside to outside by the edge of neck
Stating slot opening both sides has stop section, and the stop section prevents valve body to be processed from entering in pickup groove.
Preferably, the front end face of the fixed block and workpiece valve body installation positioning reference plane are vertical in 0.01mm.
Preferably, the pickup groove is two, and two pickup grooves are opened in the opposite both sides of the edge of neck respectively.
Compared with prior art, the embodiment of the present invention at least has advantages below：
The characteristics of present invention will make use of grinding machine mill sequence highly polished, valve body workpiece four sides is first passed through at flat grinding machine
Reason, improves the finish and uniformity at four sides, while ensure that workpiece circular sealing surface end face with being processed by the fixture
Annular seal groove (or ring-shaped step sealing surface) and oil-through hole in flank perpendicularity requirement and ring seal groove or annular
The depth (changing parameter by numerically controlled lathe) of sealing station terrace requires.Efficiency is drastically increased, while is also dexterously ensured
The machining accuracy of workpiece.
Brief description of the drawings
Fig. 1 is the structural representation of top formula gas or liquid valve body annular seal groove numerical control turning fixture after the present invention；
Fig. 2 is the structure of the rear header member of top formula gas or liquid valve body annular seal groove numerical control turning fixture after the present invention
Schematic diagram；
Fig. 3 is real to push up one kind of the fixed block of formula gas or liquid valve body annular seal groove numerical control turning fixture after the present invention
Apply the overlooking the structure diagram of mode；
Fig. 4 is the structural representation of the fore-set of top formula gas or liquid valve body annular seal groove numerical control turning fixture after the present invention
Figure.
Embodiment
With reference to embodiment and its Fig. 1-Fig. 4, the invention will be further described, following examples be it is descriptive,
It is not limited, it is impossible to which protection scope of the present invention is limited with this.
Push up formula gas or liquid valve body annular seal groove numerical control turning fixture after one kind, including fixed block 1, rear header member and
Front shroud 2, front shroud 2 is jointly mounted in the end face surface of centering (within 0.01mm) of fixed block 1 by bolt, described
Fixed block 1 include neck 9 corresponding with gas to be processed or liquid valve body (etc. like parts) outline (gap be combined into+
0.03~+0.05, also can suitably be adjusted according to element precision).It is machined with the front shroud 2 for the valve body (and similar zero
Part) through hole that is in communication with the outside of annular seal groove (or face), the via area is less than the bayonet socket area of the neck 9, so as to
The inner face of front shroud 2 can be made to block workpiece to exact position when fore-set 5 withstands backing plate 8 behind workpiece, while the hole is more than
The annular groove maximum diameter processed, so that cutter passes through and is worked into required size；After the rear header member includes
Seat 3 and fore-set 5, the back seat 3 are jointly mounted to the rear surface of fixed block 1, be provided with for fore-set 5 on the back seat 3 by bolt
The through hole for moving horizontally and being connected with neck 9, the fore-set 5 is driven to be moved along by propulsion plant.
The propulsion plant is the bolt 4 that an end has smooth cone, and it is corresponding vertical to be provided with the back seat 3
Screwed hole, the screwed hole are connected with the through hole moved for fore-set 5, opened on moveable fore-set 5 and the end of liftout bolt 4
The consistent taper hole 10 of portion's cone taper, the driving of taper hole 10 cone post is inserted or exited toward reach by the cone of the end of bolt 4
It is dynamic, so that workpiece is accurately positioned.
Be provided with the block of the fixed block 1 with the neck 9 conducting two (or groups) into 90 degree intersect intersect
Screwed hole, the bolt coordinated with its mutual screw thread is equipped with the intersecting screwed hole, it is solid by the screw-in and back-out of bolt
Determine or decontrol valve body to be processed, be precisely positioned to two and be mutually perpendicular in reference plane.
Also include backing plate 8, be provided with stepped hole 11 in front of the through hole moved for fore-set 5, the backing plate 8 is located at the step
In hole 11, described one end of fore-set 5 has circular arc spherical surface, and the end props up the backing plate 8 and moved forward, and backing plate 8 is steel alloy Quenching Treatment,
Hardness high wear resistance.
Also include pickup groove 7, the pickup groove 7 is the outwardly groove formed in edge by neck 9, and the groove is opened
Mouth both sides have stop section 6, and the stop section 6 prevents valve body to be processed from entering in pickup groove 7.
The pickup groove 7 is two, and two pickup grooves 7 are opened in the opposite both sides of the edge of neck 9 respectively.
The operation instruction of formula gas or liquid valve body annular seal groove numerical control turning fixture is pushed up afterwards：
Valve body (or like parts) to be processed is put into the neck 9 of fixed block 1 → consolidates front shroud 2 by bolt
The bolt 4 that 1 upper surface of fixed block → rotation is assemblied on rear header member is scheduled on, with the screw-in of bolt 4, the circle of the end of bolt 4
Cone is gradually inserted in the taper hole 10 on fore-set 5, the cooperation of circular conical surface therebetween make fore-set 5 move forward → fore-set 5 move forward when
The backing plate 8 propped up is jacked up by the circular arc spherical surface of its end face, backing plate 8 moves and jacks up the valve body in front, until to be processed
Valve body end face is bonded → screwed in the bolt assembled on fixed block 1 completely with surface after front shroud 2, holds out against valve body, prevents it from adding
In work rotary course workpiece variation → lathe tool by the through hole on upper cover plate 2 stretch into valve body face to be processed carry out turning operation →
Completion of processing, lays down front shroud 2, screws out the bolt assembled on fixed block 1, by thumb and extend into two with other any fingers and takes
The valve body of completion of processing is taken out in part groove 7.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in,
It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Enclose and be defined.
Claims (6)
1. formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up after one kind, it is characterised in that including fixed block, after
Top part and front shroud, front shroud are fastened by bolts on the front end face for being jointly mounted to fixed block, are provided with the fixed block
Neck corresponding with valve body profile to be processed, through hole is provided with the front shroud, and the via area is less than the neck
Bayonet socket area, the rear header member include back seat and fore-set, and the back seat is arranged on the surface of fixed block by bolt, after described
It is provided with seat for the through hole that fore-set is mobile and is connected with neck, drives the fore-set to move by propulsion plant；It is described to promote dress
Being set to head has the bolt of smooth cone, and the back seat is provided with vertical screwed hole, what the screwed hole and confession fore-set moved
Through hole is connected, and the corresponding taper hole consistent with the bolt head cone taper is opened on the cylinder of fore-set, passes through cone
Insert or exit taper hole driving fore-set movement；Also include backing plate, be provided with the part that the through hole for fore-set movement connects with neck
Stepped hole, the backing plate are located in the stepped hole, and the fore-set props up the backing plate movement, and the fore-set props up the end of backing plate
Face has circular arc spherical surface.
2. top formula gas or liquid valve body annular seal groove numerical control turning fixture, its feature exist after according to claim 1
In, the propulsion plant be electric pushrod, leading screw or hydraulic cylinder, the push rod end of the electric pushrod, the screw rod end of leading screw
Or the piston rod end of hydraulic cylinder is inserted into the through hole for fore-set movement, passes through electric pushrod, leading screw or Driven by Hydraulic Cylinder
Fore-set moves.
3. top formula gas or liquid valve body annular seal groove numerical control turning fixture, its feature exist after according to claim 1
In, be provided with the block of the fixed block with the neck insertion intersect screwed hole, assembled in the intersecting screwed hole
There is the bolt coordinated with its mutual screw thread, pass through the screw-in and back-out positioning and clamping valve body to be processed of the bolt.
4. according to any described rear top formula gas or liquid valve body the annular seal groove numerical control turning fixtures of claim 1-3, its
It is characterised by, in addition to pickup groove, the pickup groove are to protrude the groove formed, the groove from inside to outside by the edge of neck
Opening both sides have stop section, and the stop section prevents valve body to be processed from entering in pickup groove.
5. top formula gas or liquid valve body annular seal groove numerical control turning fixture, its feature exist after according to claim 4
In the front end face and workpiece valve body installation positioning reference plane of the fixed block are vertical in 0.01mm.
6. top formula gas or liquid valve body annular seal groove numerical control turning fixture, its feature exist after according to claim 4
In the pickup groove is two, and two pickup grooves are opened in the opposite both sides of the edge of neck respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732427.5A CN105252288B (en) | 2015-11-02 | 2015-11-02 | Formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up afterwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510732427.5A CN105252288B (en) | 2015-11-02 | 2015-11-02 | Formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up afterwards |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105252288A CN105252288A (en) | 2016-01-20 |
| CN105252288B true CN105252288B (en) | 2017-11-14 |
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ID=55092378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510732427.5A Active CN105252288B (en) | 2015-11-02 | 2015-11-02 | Formula gas or liquid valve body annular seal groove numerical control turning fixture are pushed up afterwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105252288B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274812B (en) * | 2019-07-04 | 2021-01-12 | 中国科学院武汉岩土力学研究所 | Concrete structural surface sample preparation device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100414994B1 (en) * | 2003-10-31 | 2004-01-13 | 주식회사 화인에이.티.씨 | Apparatus for tool rotation of automatic tool changer |
| CN201684930U (en) * | 2010-05-25 | 2010-12-29 | 上海东方泵业(集团)有限公司 | Automatic expansion center device |
| CN202240616U (en) * | 2011-08-25 | 2012-05-30 | 中山铁王流体控制设备有限公司 | Multi-position valve body processing jig |
| CN202224975U (en) * | 2011-08-29 | 2012-05-23 | 阜新涵宇机械制造有限公司 | Clamp for processing multiple valve body holes |
| CN102990379B (en) * | 2012-10-30 | 2015-07-29 | 无锡明珠增压器制造有限公司 | Movable lathe clamp for door cover face |
| CN103302526B (en) * | 2013-03-06 | 2015-06-17 | 高东阀门有限公司 | Fixture for processing of gate plate guide groove of forged steel gate valve |
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2015
- 2015-11-02 CN CN201510732427.5A patent/CN105252288B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105252288A (en) | 2016-01-20 |
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