CN205765083U - A kind of flat fixture of milling for batch machining plunger displacement pump plug valve - Google Patents
A kind of flat fixture of milling for batch machining plunger displacement pump plug valve Download PDFInfo
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- CN205765083U CN205765083U CN201620686971.0U CN201620686971U CN205765083U CN 205765083 U CN205765083 U CN 205765083U CN 201620686971 U CN201620686971 U CN 201620686971U CN 205765083 U CN205765083 U CN 205765083U
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- locating piece
- float ball
- milling
- pressuring plate
- displacement pump
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Abstract
This utility model discloses a kind of flat fixture of milling for batch machining plunger displacement pump plug valve, and end face locating piece is fixed on machining center workbench, and the upper surface of end face locating piece is located at by side locating piece；Positioning floating ball is connected with float ball positioning pressuring plate by alignment pin；One end of float ball positioning pressuring plate is directly connected with side locating piece, and the other end is connected with described side locating piece by securing member；Part to be processed is by the surely positive heart of end face locating piece, side locating piece, and is compressed by float ball and float ball positioning pressuring plate.This instrument is simple to manufacture, low cost, has the effect of quickly location, it is not necessary to each part carries out centering, time-consuming, improves efficiency, cost-effective, it is adaptable to batch production；This instrument is used to carry out the workpiece cotter pilotage dimensional uniformity after milling good, steady quality, improve the satisfaction of client.
Description
Technical field
This utility model relates to a kind of parts machining technical field, is specifically related to a kind of for the rotation of batch machining plunger displacement pump
The flat fixture of milling of plug valve.
Background technology
Plunger displacement pump is an important device of hydraulic system, and it relies on plunger to move back and forth in cylinder body, makes seal operation
The volume of cavity volume changes and realizes oil suction, force feed, and plunger to move back and forth in cylinder body, and therefore, its quantity of motion is very big,
Therefore, the plunger displacement pump that plunger displacement pump is developed especially for shale gas, because working strength is higher, inside and outside pump, have bigger pressure reduction,
For preventing the liquid leakage in the pump housing, it is desirable to the intensity of each parts on the pump housing wants height, want with the fitness of pump body
Good, plug valve, as the important accessory on plunger displacement pump, also requires that its intensity and fitness；The most existing processing post
The method of plug pump plug valve is directly workpiece to be stood on end work in-process in the heart, the center of centering part, then clamping and positioning milling
Milling after knife up degree, this kind of processing method speed is slow, because could process after each part centering central pressing, efficiency is low, no
It is suitable for the production of batch, additionally, the phenomenon that centralized positioning is inaccurate easily occurs in this method, affects the crudy of product.
Summary of the invention
Goal of the invention: this utility model purpose is for the deficiencies in the prior art, it is provided that a kind of machining accuracy is high, fixed
The position flat fixture of milling for batch machining plunger displacement pump plug valve accurately.
Technical scheme: a kind of flat fixture of milling for batch machining plunger displacement pump plug valve described in the utility model, including
End face locating piece, side locating piece, positioning floating ball and float ball positioning pressuring plate；Described end face locating piece is fixed in processing
On heart workbench, the upper surface of end face locating piece is located at by described side locating piece；Described positioning floating ball passes through alignment pin
It is connected with described float ball positioning pressuring plate；One end of described float ball positioning pressuring plate is directly connected with side locating piece, the other end
It is connected with described side locating piece by securing member；Part to be processed is by the surely positive heart of end face locating piece, side locating piece, and passes through
Float ball and float ball positioning pressuring plate compress.
Further, for improving locating effect, prevent part to be processed from occurring position to offset during handing over, described
Side locating piece is the locating piece being provided with V-arrangement locating notch, the bottom adjacent end face locating piece of part to be processed, the adjacent V in side
Shape locating notch, the sphere of described float ball snaps in the circular hole of part side to be processed, and is compressed by float ball positioning pressuring plate,
Fixing part position to be processed.
Further, for ease of fixing part to be processed, the top of described V-arrangement locating notch is provided with rectangular recess, described
Rectangular recess axis is through the centre of sphere of described positioning floating ball.
Further, the upper plane of described end face locating piece and the side of side locating piece are connected by screw.
Further, one end of described float ball positioning pressuring plate is connected with described side locating piece by joint pin；Another
End is connected with described side locating piece by securing member；Described securing member is clamping screw, and one end of described clamping screw is passed through
Joint pin is connected with described side locating piece；The other end passes through the locked spiral shell outside float ball positioning pressuring plate and described of nut
It is provided with U-shaped pad between outside mother and float ball positioning pressuring plate.
Beneficial effect: (1) this utility model instrument is by end face locating piece, side locating piece containing V-arrangement locating notch
And positioning floating ball co-located, there is the effect of quickly location, it is not necessary to each part is carried out centering, time-consuming,
Improve efficiency, cost-effective；(2) this instrument be simple to manufacture, low cost, quick and convenient, it is adaptable to batch production；(3) this is used
It is good that instrument carries out the workpiece cotter pilotage dimensional uniformity after milling, and steady quality improves the satisfaction of client.
Accompanying drawing explanation
Fig. 1 is the structure top view of this device；
Fig. 2 is the structural front view of this device；
Fig. 3 is the structural side view of this device；
Wherein 1, end face locating piece, 2, side locating piece, 3, positioning floating ball, 4, float ball positioning pressuring plate, 5, screw, 6,
Alignment pin, the 7, first joint pin, 8, clamping screw, the 9, second joint pin, 10, nut, 11, rectangular recess, 12, to be processed zero
Part, 13, milling cutter.
Detailed description of the invention
Below by accompanying drawing, technical solutions of the utility model are described in detail, but protection domain of the present utility model
It is not limited to described embodiment.
Embodiment: as shown in Fig. 1 ~ 3, it is flat that this utility model provides a kind of milling for batch machining plunger displacement pump plug valve
Fixture, including end face locating piece 1, side locating piece 2, positioning floating ball 3 and float ball positioning pressuring plate 4；Described end face location
Block 1 is fixed on machining center workbench, and the upper surface of end face locating piece 1 is located at by described side locating piece 2, and described end face is fixed
The upper plane of position block 1 and the side of side locating piece 2 are connected by screw 5；Described positioning floating ball 3 is by alignment pin 6
It is connected with described float ball positioning pressuring plate 4；One end of described float ball positioning pressuring plate 4 is by the first joint pin 7 and described side
Locating piece 2 connects；The other end is connected with described side locating piece 2 by securing member；Described securing member is clamping screw 8, described
One end of clamping screw 8 is connected with described side locating piece 2 by the second joint pin 9；The other end is locked floating by nut 10
Outside dynamic ball positioning pressuring plate 4, and outside described nut 10 and float ball positioning pressuring plate between be provided with U-shaped pad；Described side
Face locating piece 2 is the locating piece being provided with V-arrangement locating notch, and the top of described V-arrangement locating notch is provided with rectangular recess 11, described square
The axis of shape recess 11 is through the centre of sphere of described positioning floating ball 3；The bottom adjacent end face locating piece 1 of part 12 to be processed,
Side adjacent V-arrangement locating notch, the sphere of described float ball 3 snaps in the circular hole of part side to be processed, and fixed by float ball
Position pressing plate 4 compresses, fixing part position to be processed；Need during this to ensure, the axis of rectangular recess and part to be processed
The mandrel of side circular hole overlaps, and ensures the axis centre of sphere through positioning floating ball of rectangular recess, to ensure location
Effect.
During the flat milling of plunger displacement pump plug valve, the end face of workpiece is placed on the upper plane of end face fixed block, protects
With positioning floating sphere correcting workpiece pressing, the height dimension of card cotter pilotage milling, then ensures that the face of workpiece contacts good with vee-block
It is properly positioned well, it is ensured that the center of part cylindrical is correct, then locks ball presser；Directly enter after adjusting the height of milling cutter 13
Two cotter pilotages of row milled part, unclamp pressing plate and take out part after the flat end of milling, put into second part, and then directly locking is opened
Beginning milling, it is ensured that the concordance of Dimension Measurement.
Use this tool processes, it is not necessary to one by one part to be processed is carried out centering operation, save the substantial amounts of time, improve work
Make to be active link between the float ball positioning pressuring plate in efficiency, this device and side locating piece, can be according to part to be processed
Size activity adjustment, improve the range of this instrument；Additionally, this instrument is simple to manufacture, low cost, quick and convenient, it is suitable for
In batch production；This instrument is used to carry out the workpiece cotter pilotage dimensional uniformity after milling good, steady quality, improve expiring of client
Meaning degree.
Although as it has been described above, represented and described this utility model with reference to specific preferred embodiment, but it must not
It is construed to the restriction to this utility model self.In the spirit and scope of the present utility model defined without departing from claims
Under premise, can various changes can be made in the form and details to it.
Claims (5)
1. the flat fixture of milling for batch machining plunger displacement pump plug valve, it is characterised in that: include that end face locating piece, side are fixed
Position block, positioning floating ball and float ball positioning pressuring plate；Described end face locating piece is fixed on machining center workbench, described side
The upper surface of end face locating piece is located at by face locating piece；Described positioning floating ball is by alignment pin and described float ball location pressure
Plate connects；One end of described float ball positioning pressuring plate is directly connected with side locating piece, and the other end is by securing member and described side
Face locating piece connects；Part to be processed is by the surely positive heart of end face locating piece, side locating piece and fixed by float ball and float ball
Position pressing plate compresses.
The flat fixture of milling for batch machining plunger displacement pump plug valve the most according to claim 1, it is characterised in that: described
Side locating piece is the locating piece being provided with V-arrangement locating notch, the bottom adjacent end face locating piece of part to be processed, the adjacent V in side
Shape locating notch, the sphere of described float ball snaps in the circular hole of part side to be processed, and is compressed by float ball positioning pressuring plate,
Fixing part position to be processed.
The flat fixture of milling for batch machining plunger displacement pump plug valve the most according to claim 2, it is characterised in that: described V
The top of shape locating notch is provided with rectangular recess, and described rectangular recess axis is through the centre of sphere of described positioning floating ball.
The flat fixture of milling for batch machining plunger displacement pump plug valve the most according to claim 1, it is characterised in that: described end
The upper plane of face locating piece and the side of side locating piece are connected by screw.
The flat fixture of milling for batch machining plunger displacement pump plug valve the most according to claim 1, it is characterised in that: described floating
One end of dynamic ball positioning pressuring plate is connected with described side locating piece by joint pin；The other end is fixed with described side by securing member
Position block connects；Described securing member is clamping screw, and one end of described clamping screw is by joint pin with described side locating piece even
Connect；The other end by outside the locked nut outside float ball positioning pressuring plate and described of nut and float ball positioning pressuring plate it
Between be provided with U-shaped pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686971.0U CN205765083U (en) | 2016-06-30 | 2016-06-30 | A kind of flat fixture of milling for batch machining plunger displacement pump plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686971.0U CN205765083U (en) | 2016-06-30 | 2016-06-30 | A kind of flat fixture of milling for batch machining plunger displacement pump plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205765083U true CN205765083U (en) | 2016-12-07 |
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ID=58126767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620686971.0U Active CN205765083U (en) | 2016-06-30 | 2016-06-30 | A kind of flat fixture of milling for batch machining plunger displacement pump plug valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205765083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799780A (en) * | 2018-11-20 | 2019-05-24 | 武汉华中数控股份有限公司 | A kind of workpiece size compensation method based on numerically-controlled machine tool batch machining |
| CN110103140A (en) * | 2019-05-28 | 2019-08-09 | 河南四方达超硬材料股份有限公司 | Mechanical clamping device for grinding diamond composite sheets in batches |
-
2016
- 2016-06-30 CN CN201620686971.0U patent/CN205765083U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799780A (en) * | 2018-11-20 | 2019-05-24 | 武汉华中数控股份有限公司 | A kind of workpiece size compensation method based on numerically-controlled machine tool batch machining |
| CN109799780B (en) * | 2018-11-20 | 2020-09-18 | 武汉华中数控股份有限公司 | Workpiece size compensation method based on batch machining of numerical control machine tools |
| CN110103140A (en) * | 2019-05-28 | 2019-08-09 | 河南四方达超硬材料股份有限公司 | Mechanical clamping device for grinding diamond composite sheets in batches |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |