CN208051422U - A kind of positioning device for flange processing - Google Patents
A kind of positioning device for flange processing Download PDFInfo
- Publication number
- CN208051422U CN208051422U CN201820455571.8U CN201820455571U CN208051422U CN 208051422 U CN208051422 U CN 208051422U CN 201820455571 U CN201820455571 U CN 201820455571U CN 208051422 U CN208051422 U CN 208051422U
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- mounting base
- flange
- down mechanism
- hold
- positioning device
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Abstract
A kind of positioning device for flange processing, including workbench, it is fixed with mounting base on the table top of workbench, mounting base includes centralized positioning axis, two parts of collet, centralized positioning axis is multidiameter shaft, the big lower end in the upper end is small, it is machined with external splines on the periphery of the upper end of multidiameter shaft, screw passes through at the middle part of multidiameter shaft and is furnished with stopping shim, four notches are uniformly processed on collet, there are one small gaps for processing between the notch of two, left side, unilateral hold-down mechanism is located at the outside of mounting base, including pressure plate, mandril, guide holder, bilateral hold-down mechanism is fixed between two neighboring mounting base, including jacking rotary axis, press strip；The positioning that flange is realized by mounting base, by unilateral hold-down mechanism, bilateral hold-down mechanism collective effect supported flange, the displacement of limitation flange in the vertical direction, accurate positioning coordinates the drilling of numerically-controlled machine tool, precision high, product qualification rate is high, while production efficiency is high, greatly improves enterprise profit.
Description
Technical field
The utility model is related to a kind of positioning devices for flange processing.
Background technology
Speed changer flange be engine docking speed changer attachment device, hole position precision directly influence assembly connection and
The transmission of noise, the centre of flange are the output shafts that spline is directly connected to speed changer, so the concentricity of Kong Weiyu splines is outstanding
It for key, is positioned manually and is extremely difficult to actual required precision, the power directly affected between engine and gearbox transmits.
Utility model content
Shortcoming present in regarding to the issue above, the utility model provide a kind of positioning dress for flange processing
It sets.
To achieve the above object, the utility model provides a kind of positioning device for flange processing, including：
Workbench is fixed with mounting base on the table top of the workbench, and the mounting base includes centralized positioning axis, collet two
A part；
The centralized positioning axis is multidiameter shaft, and the big lower end in the upper end is small, is added on the periphery of the upper end of the multidiameter shaft
Work has external splines, screw to be passed through at the middle part of the multidiameter shaft and be furnished with stopping shim；
Four notches are uniformly processed on the collet, there are one small gaps for processing between the notch of two, left side；
Unilateral hold-down mechanism, the unilateral hold-down mechanism are located at the outside of the mounting base, including pressure plate, mandril, lead
To seat；
Bilateral hold-down mechanism, the bilateral hold-down mechanism are fixed between two neighboring mounting base, including jacking rotary axis,
Press strip.
The mounting base totally nine as a further improvement of the utility model, are distributed in nine grids shape.
The external splines is uniformly cut into three parts as a further improvement of the utility model, is each partly contained
Three teeth.
The stopping shim includes gasket body, flanging two parts as a further improvement of the utility model,.
The pressure plate is connect with the mandril in end hinge as a further improvement of the utility model, the top
Bar is oriented to by guide holder, and the guide holder is fixed on the workbench and is movably attached to the pressure plate by flap
Middle part.
Compression bar is housed as a further improvement of the utility model, the height of the compression bar is adjustable on the pressure plate.
Small axis is installed after the head cutting of the jacking rotary axis as a further improvement of the utility model, it is described
It empties and is rotatably arranged on the small axis in the middle part of press strip.
The beneficial effects of the utility model are：
This processing unit (plant) is positioned by the major diameter of spline, ensures that connecting hole position and splined central are good same when part processing
Axis degree and quick-clamping, the work in-process heart and drilling machine obtain good processing effect when processing, and meet the stability of batch machining；
Workpiece flange realizes the positioning in upper and lower directions by mounting base, passes through external splines on centralized positioning axis and flange lower part
The positioning of circumferencial direction is realized in internal spline cooperation, while external splines is processed at 3 points and the internal spline of flange lower part is connected,
While realizing precise positioning, it is more convenient to pick and place flange, improves working efficiency.
Empty and be rotatably arranged on small axis in the middle part of press strip so that when bilateral clamp system work stress completely with it is small
The center of axis overlaps, the Activities Design of press strip so that the upper machined surface of flange remains horizontality, ensures hanging down for processing hole
Straight degree.
Description of the drawings
Fig. 1 is a kind of positioning device vertical view for flange processing of the utility model；
Fig. 2 is a kind of positioning device front view for flange processing of the utility model；
Fig. 3 is the enlarged drawing of mounting base in Fig. 1；
Fig. 4 is the enlarged drawing of centralized positioning axis in Fig. 3；
Fig. 5 is A-A sectional views in Fig. 3；
Fig. 6 is the enlarged drawing of unilateral hold-down mechanism in Fig. 2；
Fig. 7 is the vertical view of Fig. 6；
Fig. 8 is the enlarged drawing of bilateral hold-down mechanism in Fig. 1；
Fig. 9 is the front view of Fig. 8；
Figure 10 is the vertical view of flange；
Figure 11 is B-B sectional views in Figure 10.
In figure：1, workbench；2, bilateral clamp system；21, jacking rotary axis；22, small axis；23, press strip；3, mounting base；
31, centralized positioning axis；311, external splines；32, collet；321, notch；322, small gap；33, stopping shim；331, gasket master
Body；332, flanging；34, screw；4, flange；41, hole；42, aperture；43, internal spline；5, unilateral hold-down mechanism；51, guide holder；
52, mandril；53, pressure plate；54, flap；55, compression bar.
Specific implementation mode
As shown in Figure 1 and Figure 2, a kind of positioning device for flange processing described in the utility model embodiment, including：
Mounting base 3 is fixed on the table top of workbench 1, mounting base 3 totally nine is distributed in nine grids shape, as shown in Figure 2, Figure 4 shows, installation
Seat 3 includes 32 two centralized positioning axis 31, collet parts；Centralized positioning axis 31 is multidiameter shaft, and the big lower end in the upper end is small, in reducing
External splines 311 is machined on the periphery of the upper end of axis, external splines 311 is uniformly cut into three parts, and each part contains three
A tooth；Screw 34 passes through and is furnished with stopping shim 33 at the middle part of multidiameter shaft, and stopping shim 33 includes gasket body 331, flanging
332 two parts；Four notches 321 are uniformly processed on collet 32, there are one small gaps for processing between the notch 321 of two, left side
322；As shown in Figure 1, unilateral hold-down mechanism 5 is located at the outside of mounting base 3, including pressure plate 53, mandril 52, guide holder 51；Pressure
Tight plate 53 is connect with mandril 52 in end hinge, and mandril 52 is oriented to by guide holder 51, and guide holder 51 is fixed on workbench 1 and leads to
It crosses the middle part that flap 54 is movably attached to pressure plate 53, compression bar 55 is housed on pressure plate 53, the height of compression bar 55 is adjustable (referring to
Fig. 6, Fig. 7)；As shown in Figure 1, bilateral hold-down mechanism 2 is fixed between two neighboring mounting base 3, including jacking rotary axis 21, pressure
Item 23, is equipped with small axis 22 after the head cutting of jacking rotary axis 21,23 middle part of press strip is emptied and is rotatably arranged in small axis
(referring to Fig. 8, Fig. 9) on 22.
This processing unit (plant) is positioned by the major diameter of spline, ensures that connecting hole position and splined central are good same when part processing
Axis degree and quick-clamping, the work in-process heart and drilling machine obtain good processing effect when processing, and meet the stability of batch machining；
Workpiece flange realizes the positioning in upper and lower directions by mounting base, passes through external splines on centralized positioning axis and flange lower part
The positioning of circumferencial direction is realized in internal spline cooperation, while external splines is processed at 3 points and the internal spline of flange lower part is connected,
While realizing precise positioning, it is more convenient to pick and place flange, improves working efficiency.
Empty and be rotatably arranged on small axis in the middle part of press strip so that when bilateral clamp system work stress completely with it is small
The center of axis overlaps, the Activities Design of press strip so that the upper machined surface of flange remains horizontality, ensures hanging down for processing hole
Straight degree.
When specifically used, the utility model is understood for convenience, is described in conjunction with attached drawing；
Need the flange processed as shown in Figure 10, Figure 11, it is now desired to process four holes 41 and one in its disk
Flange 4 to be processed is placed in mounting base by aperture 42, the rotation of internal spline and external splines fitting limitation flange；
Unilateral hold-down mechanism first acts, and mandril acts on pressure plate, pressure plate rotation, and the compression bar for being installed on pressure plate compresses method
Blue one end；
It is acted after bilateral hold-down mechanism：Jacking rotary axis first rises swings 90 degree again, declines again later so that press strip is by two
A adjacent flange screw, since press strip can move in small angle range around small shaft rotation, will not cause method during compression
Blue impression and destruction, actual good positioning effect.
It after the positioning for realizing flange, is processed and is portalled in the disk of flange by numerical control head, processing waste material is lacking
It is leaked out at mouth and small gap.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of positioning device for flange processing, which is characterized in that including：
Workbench (1) is fixed with mounting base (3) on the table top of the workbench (1), and the mounting base (3) includes centralized positioning
(32) two axis (31), collet parts；
The centralized positioning axis (31) is multidiameter shaft, and the big lower end in the upper end is small, is added on the periphery of the upper end of the multidiameter shaft
Work has external splines (311), screw (34) to be passed through at the middle part of the multidiameter shaft and be furnished with stopping shim (33)；
Four notches (321) are uniformly processed on the collet (32), between the notch (321) of two, left side there are one processing
Small gap (322)；
Unilateral hold-down mechanism (5), the unilateral hold-down mechanism (5) are located at the outside of the mounting base (3), including pressure plate
(53), mandril (52), guide holder (51)；
Bilateral hold-down mechanism (2), the bilateral hold-down mechanism (2) are fixed between two neighboring mounting base (3), including jacking rotation
Shaft (21), press strip (23).
2. a kind of positioning device for flange processing according to claim 1, it is characterised in that：The mounting base (3)
It totally nine, is distributed in nine grids shape.
3. a kind of positioning device for flange processing according to claim 1, it is characterised in that：The external splines
(311) three parts are uniformly cut into, each part contains three teeth.
4. a kind of positioning device for flange processing according to claim 1, it is characterised in that：The stopping shim
(33) include gasket body (331), flanging (332) two parts.
5. a kind of positioning device for flange processing according to claim 1, it is characterised in that：The pressure plate (53)
It is connect in end hinge with the mandril (52), the mandril (52) is oriented to by guide holder (51), and the guide holder (51) is fixed
The middle part of the pressure plate (53) is movably attached on the workbench (1) and by flap (54).
6. a kind of positioning device for flange processing according to claim 5, it is characterised in that：The pressure plate (53)
Upper that compression bar (55) is housed, the height of the compression bar (55) is adjustable.
7. a kind of positioning device for flange processing according to claim 1, it is characterised in that：The jacking rotary axis
(21) small axis (22) is installed after head cutting, empties in the middle part of the press strip (23) and is rotatably arranged in the small axis
(22) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820455571.8U CN208051422U (en) | 2018-04-03 | 2018-04-03 | A kind of positioning device for flange processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820455571.8U CN208051422U (en) | 2018-04-03 | 2018-04-03 | A kind of positioning device for flange processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208051422U true CN208051422U (en) | 2018-11-06 |
Family
ID=63987907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820455571.8U Active CN208051422U (en) | 2018-04-03 | 2018-04-03 | A kind of positioning device for flange processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208051422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453527A (en) * | 2018-04-03 | 2018-08-28 | 舟山远东齿轮有限责任公司 | A kind of positioning device for flange processing |
| CN109352382A (en) * | 2018-11-14 | 2019-02-19 | 菲舍尔航空部件（镇江）有限公司 | L shape corner fittings milling clamping tooling |
-
2018
- 2018-04-03 CN CN201820455571.8U patent/CN208051422U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453527A (en) * | 2018-04-03 | 2018-08-28 | 舟山远东齿轮有限责任公司 | A kind of positioning device for flange processing |
| CN109352382A (en) * | 2018-11-14 | 2019-02-19 | 菲舍尔航空部件（镇江）有限公司 | L shape corner fittings milling clamping tooling |
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