CN109365933A - Wire cutting positioning fixture and forming technology for the forming of three pin shaft fork guide sleeves - Google Patents
Wire cutting positioning fixture and forming technology for the forming of three pin shaft fork guide sleeves Download PDFInfo
- Publication number
- CN109365933A CN109365933A CN201811422896.7A CN201811422896A CN109365933A CN 109365933 A CN109365933 A CN 109365933A CN 201811422896 A CN201811422896 A CN 201811422896A CN 109365933 A CN109365933 A CN 109365933A
- Authority
- CN
- China
- Prior art keywords
- guide sleeve
- positioning
- wire cutting
- blank
- top board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 48
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005242 forging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
Abstract
The invention proposes a kind of wire cutting positioning fixtures and forming technology for the forming of three pin shaft fork guide sleeves, the wire cutting positioning fixture is able to achieve the positioning clamping to guide sleeve to be formed, comprising: top board, top board centre bore is formed in the middle part of the top board, the aperture of the top board centre bore and the outer diameter of the guide part of guide sleeve to be formed match, and the edge of the top board is equipped with several top board connecting holes；Positioning plate, positioning plate centre bore is formed in the middle part of the positioning plate, the edge of the positioning plate is equipped with several and several top board connecting holes matched positioning plate connecting hole one by one, and several and guide sleeve to be formed keyway matched positioning wedged block one by one is also formed on the positioning plate.Wire cutting positioning fixture provided by the invention is able to achieve the positioning clamping to guide sleeve to be formed, to guarantee the precision of wire cutting.
Description
Technical field
The present invention relates to forging field, in particular to a kind of wire cutting positioning fixture for the forming of three pin shaft fork guide sleeves
And forming technology.
Background technique
Exocoel shape is more complicated in the three pin shaft fork heads at automobile constant velocity movable joint of drive shaft end, using machine forming technology
Cutting output is big, low efficiency, at high cost.The warm forging forming that three pin shaft forks are completed using three pin shaft fork Warm Forging Dies, then can guarantee three
The forming accuracy on exocoel surface in the head of pin shaft fork.Guide sleeve is the important composition portion of one of three pin shaft fork Warm Forging Dies
Point, it please refers to shown in Fig. 1, it illustrates a kind of three pin shaft fork guide sleeves, a therein is its cross-sectional view, and b therein overlooks for it
Figure.As shown in Figure 1, the three pin shaft forks guide sleeve includes mounting base 102 and the guide part that is formed in the mounting base 102
101, the mounting base 102, the directed cavity 106 of the mounting base 102 are formed through in the three pin shaft forks guide sleeve, it is described
It is formed with several keyways 105 on the end face of mounting base 102, several stomatas 104 are equipped on the side wall of the guide part 101.Its
In: the internal structure of directed cavity 106 and the exocoel shape on three pin shaft fork heads match, and precision directly affects the production of three pin shaft forks
The molding effect of product.
As shown in Fig. 2, the forming technology of three pin shaft forks guide sleeve in the prior art includes the following steps: blanking: selection
The rodlike blank of predetermined size；It is rough turn: from blank get on the bus some materials so that blank exterior contour and guiding to be formed
The exterior contour of set is roughly the same, and the inner hole through blank is drilled out in blank；Smart car: essence is carried out to the outer surface of blank
Vehicle, so that the exterior contour size of blank and the exterior contour size of finished product are completely the same；Wire cutting: the inner hole of blank is carried out
Wire cutting, to realize the forming of directed cavity；Keyseat: keyway is milled out in the end of pedestal；It wears stomata: drilling out gas on guide part
Hole, to obtain the finished product of guide sleeve.
Three pin shaft forks guide sleeve forming technology in the prior art has following defects that the forming essence in order to guarantee directed cavity
Degree needs to carry out secondary clamping and centering before wire cutting to realize cutting positioning, and centering process is complicated and is easy to appear deviation.
Summary of the invention
In order to solve the above technical problems, a kind of line for the forming of three pin shaft fork guide sleeves that one aspect of the present invention proposes is cut
Positioning fixture is cut, the positioning clamping to guide sleeve to be formed is able to achieve, to guarantee the precision of wire cutting, technical solution is such as
Under:
A kind of wire cutting positioning fixture for the forming of three pin shaft fork guide sleeves is able to achieve to leading after completion keyseat
To the positioning clamping of set blank, it is characterised in that: comprising:
Top board is formed with top board centre bore, the aperture of the top board centre bore and institute in the middle part of the top board
The outer diameter for stating the guide part of guide sleeve blank matches, and the edge of the top board is equipped with several top board connecting holes；
Positioning plate, positioning plate centre bore is formed in the middle part of the positioning plate, and the edge of the positioning plate is equipped with several
With several top board connecting holes matched positioning plate connecting hole one by one, it is also formed on the positioning plate and several is led with described
To the keyway matched positioning wedged block one by one of set blank.
In a specific embodiment, the number of the positioning wedged block is three, and the positioning plate centre bore is positive triangle
The positioning wedged block is respectively set in shape shape, the middle position at three edges of the positioning plate centre bore.
As it can be seen that wire cutting positioning fixture provided by the invention is able to achieve the positioning to the guide sleeve blank after completion keyseat
Clamping, to guarantee the precision of wire cutting.
Another aspect of the present invention provides a kind of three pin shaft fork guide sleeve forming technologies using wire cutting positioning fixture,
Including blanking, rough turn, smart car, keyseat, wire cutting and wear stomata process, in which:
The blanking is the rodlike blank for selecting predetermined size；
It is described it is rough turn be that some materials are got on the bus from blank to obtain the exterior contour of exterior contour Yu guide sleeve to be formed
Roughly the same guide sleeve blank, and the inner hole through guide sleeve blank is drilled out in guide sleeve blank；
The smart car is that the exterior contour so that guide sleeve blank is finished to the exterior contour of guide sleeve blank
It is completely the same with the exterior contour of guide sleeve to be formed；
The keyseat is to mill out keyway on the end face of the pedestal of guide sleeve blank；
The wire cutting is to determine guide sleeve blank positioning clamping to the wire cutting after completing keyseat through the keyway
On position fixture, the directed cavity for being cut to guide sleeve to be formed then is carried out to the inner hole of guide sleeve blank；
The stomata of wearing is to drill out stomata on the guide part of guide sleeve blank, to realize guide sleeve to be formed most
Forming eventually.
The wire cutting positioning fixture includes top board and positioning plate, and top board center is formed in the middle part of the top board
Hole, the aperture of the top board centre bore and the outer diameter of the guide part of the guide sleeve blank after completion keyseat match, described
The edge of top board is equipped with several top board connecting holes, is formed with positioning plate centre bore in the middle part of the positioning plate, described fixed
The edge of position plate is equipped with several matched positioning plate connecting holes one by one with several top board connecting holes, on the positioning plate
It is also formed with keyway that is several and completing the guide sleeve blank after keyseats matched positioning wedged block one by one.
The three pin shaft fork guide sleeve forming technologies provided by the invention using wire cutting positioning fixture, elder generation leads to be formed
Keyway is milled out on the pedestal of set, then using keyway as anchor point, is led using special wire cutting positioning fixture to be formed
Implement wire cutting again after completing positioning clamping to set.
Compared with the forming technology of three pin shaft forks guide sleeve in the prior art, in linear cut ring section, the present invention is not required to
It carries out additional secondary clamping and centering and had both been able to achieve the positioning for treating forming guide sleeve, to improve product significantly
Production efficiency.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needing to make described in below embodiment being described
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.Wherein:
Fig. 1 is a kind of structural schematic diagram of three pin shaft fork guide sleeves；
Product form variation diagram in the shaping process of Fig. 2 three pin shaft forks guide sleeve in the prior art；
Fig. 3 is the product form variation diagram in the shaping process of three pin shaft forks guide sleeve provided by the invention；
Fig. 4 is the structure of the top board of the wire cutting positioning fixture shaped provided by the present invention for three pin shaft fork guide sleeves
Schematic diagram；
Fig. 5 is the structure of the positioning plate of the wire cutting positioning fixture shaped provided by the present invention for three pin shaft fork guide sleeves
Schematic diagram；
Fig. 6 is the guide sleeve blank after the wire cutting positioning fixture shaped for three pin shaft fork guide sleeves and completion keyseat
Assembling schematic diagram.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
First embodiment
The first embodiment of the present invention provides a kind of three pin shaft fork guide sleeves forming work using wire cutting positioning fixture
Skill is able to achieve and shapes to three pin shaft fork guide sleeves.As shown in figure 3, the forming technology include blanking, it is rough turn, smart
Vehicle, keyseat, wire cutting and wear stomata process, in which:
The blanking is the rodlike blank for selecting predetermined size；
It is described it is rough turn be that some materials are got on the bus from blank to obtain the exterior contour of exterior contour Yu guide sleeve to be formed
Roughly the same guide sleeve blank, and the inner hole through guide sleeve blank is drilled out in guide sleeve blank.Complete it is rough turn after, at
The pedestal of shape guide sleeve and the profile of guide part shape substantially.
The smart car is that the exterior contour so that guide sleeve blank is finished to the exterior contour of guide sleeve blank
It is completely the same with the exterior contour of guide sleeve to be formed.After completing smart car, the pedestal of guide sleeve to be formed and the outside of guide part
Profile is fully formed.
The keyseat is to mill out keyway on the end face of the pedestal of blank.
The wire cutting is to determine guide sleeve blank positioning clamping to the wire cutting after completing keyseat through the keyway
On position fixture, the directed cavity for being cut to guide sleeve to be formed then is carried out to the inner hole of guide sleeve blank.
The stomata of wearing is to drill out stomata on the guide part of guide sleeve blank, to realize guide sleeve to be formed most
Forming eventually.
As it can be seen that three pin shaft forks guide sleeve forming technology provided in this embodiment, elder generation is on the pedestal of guide sleeve to be formed
Keyway is milled out, then using keyway as anchor point, after completing positioning clamping to guide sleeve to be formed using wire cutting positioning fixture
Implement wire cutting again.
Three pin shaft forks guide sleeve forming technology provided in this embodiment does not need to carry out additional two in linear cut ring section
Secondary clamping and centering are able to achieve the accurate positioning for treating forming guide sleeve, to improve the production efficiency of product significantly.
Second embodiment
The second embodiment of the present invention provides a kind of wire cutting positioning fixture for the forming of three pin shaft fork guide sleeves,
It is able to achieve the positioning clamping to guide sleeve to be formed, to guarantee the precision of wire cutting.Certainly, the wire cutting positioning fixture
It can be used for the wire cutting link of the guide sleeve forming technology in the first embodiment of the present invention.
The wire cutting positioning fixture for the forming of three pin shaft fork guide sleeves that the second embodiment of the present invention provides includes one
Top board and a positioning plate.It please refers to shown in Fig. 4, it illustrates the structure of top board 200, a therein is bowing for top board 200
Depending on structure chart, b therein is the A-A sectional structure chart of a.It please refers to shown in Fig. 5, it illustrates the structures of positioning plate 300, wherein
A be positioning plate 300 overlooking structure figure, b therein be a B-B sectional structure chart.
As shown in Figure 4 and Figure 5, the middle part of the top board 200 is formed with top board centre bore 201, in the top board
The aperture in heart hole 201 and the outer diameter of the guide part of the guide sleeve blank after completion keyseat match, the side of the top board 200
Several top board connecting holes 202 are equipped at edge.
Positioning plate 300, the middle part of the positioning plate 300 are formed with positioning plate centre bore 301, the side of the positioning plate 300
Several and several top board connecting holes 202 matched positioning plate connecting hole 302 one by one is equipped at edge.The positioning plate 300
On be also formed with it is several with keyway matched positioning wedged block 303 one by one that is completing the guide sleeve blank after keyseats.
Please refer to shown in Fig. 6, wire cutting positioning fixture provided in this embodiment use process is as follows:
Step 1: by the installation to positioning plate 300 of guide sleeve blank 100 for completing keyseat, after completing installation, positioning plate
Each positioning wedged block 303 on 300 is respectively clamped into a keyway on 100 pedestal of guide sleeve blank.
Step 2: through 200 sets of top board on the guide part of guide sleeve blank 100, and guarantee each top board connection
Hole 202 is aligned one by one with each positioning plate connecting hole 302.
Step 3: the top board connecting hole 202 and the positioning plate connecting hole 302 are connected using bolt-through, thus
Realize the clamping to guide sleeve blank 100.
So far, the guide sleeve blank 100 of keyseat is completed by positioning clamping to wire cutting positioning fixture.It is deployable to leading
To set 100 linear incision of blank, the inner hole of guide sleeve blank 100 is cut into directed cavity.
With continued reference to shown in Fig. 5, in some embodiments, completing formation on the guide sleeve blank of keyseat, there are three arrangements
At the keyway of equilateral triangle.Corresponding, there are three the positioning wedged block 303, positioning plate centre bores for setting on positioning plate 300
301 be regular triangle shape, the middle position at three edges of the positioning plate centre bore 301 be respectively arranged with one it is described fixed
Position fixture block 303.
The description with certain particularity detailed enough has been carried out to the present invention above.Ordinary skill in fields
Personnel are it should be understood that the description in embodiment is only exemplary, before without departing from true spirit and scope of the present invention
Put make it is all change all should belong to protection scope of the present invention.Scope of the present invention is by the power
What sharp claim was defined, rather than limited by the foregoing description in embodiment.
Claims (3)
1. a kind of wire cutting positioning fixture for the forming of three pin shaft fork guide sleeves is able to achieve to the guiding after completion keyseat
Cover the positioning clamping of blank, it is characterised in that: comprising:
Top board is formed with top board centre bore in the middle part of the top board, and the aperture of the top board centre bore is led with described
Match to the outer diameter of the guide part of set blank, the edge of the top board is equipped with several top board connecting holes；
Positioning plate, positioning plate centre bore is formed in the middle part of the positioning plate, and the edge of the positioning plate is equipped with several and institute
Several top board connecting holes matched positioning plate connecting hole one by one is stated, several and guide sleeve is also formed on the positioning plate
The keyway of blank matched positioning wedged block one by one.
2. wire cutting positioning fixture as described in claim 1, it is characterised in that: the number of the positioning wedged block is three, institute
Stating positioning plate centre bore is regular triangle shape, and the middle position at three edges of the positioning plate centre bore is respectively set one
The positioning wedged block.
3. a kind of three pin shaft fork guide sleeve forming technologies using wire cutting positioning fixture comprising blanking, rough turn, smart car, milling
Keyway, wire cutting and wear stomata process, in which:
The blanking is the rodlike blank for selecting predetermined size；
It is described it is rough turn be that some materials are got on the bus from blank to obtain the exterior contour of exterior contour and guide sleeve to be formed substantially
Consistent guide sleeve blank, and the inner hole through guide sleeve blank is drilled out in guide sleeve blank；
The smart car be the exterior contour of guide sleeve blank is finished so that the exterior contour of guide sleeve blank with to
The exterior contour for shaping guide sleeve is completely the same；
The keyseat is to mill out keyway on the end face of the pedestal of guide sleeve blank；
The wire cutting is by the guide sleeve blank positioning clamping after completing keyseat through the keyway to a wire cutting locating clip
On tool, the directed cavity for being cut to guide sleeve to be formed, the wire cutting positioning then are carried out to the inner hole of guide sleeve blank
Fixture is wire cutting positioning fixture described in claim 1.
It is described wear stomata be drill out stomata on the guide part of guide sleeve blank, thus realize guide sleeve to be formed it is final at
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422896.7A CN109365933A (en) | 2018-11-26 | 2018-11-26 | Wire cutting positioning fixture and forming technology for the forming of three pin shaft fork guide sleeves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422896.7A CN109365933A (en) | 2018-11-26 | 2018-11-26 | Wire cutting positioning fixture and forming technology for the forming of three pin shaft fork guide sleeves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109365933A true CN109365933A (en) | 2019-02-22 |
Family
ID=65377124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811422896.7A Pending CN109365933A (en) | 2018-11-26 | 2018-11-26 | Wire cutting positioning fixture and forming technology for the forming of three pin shaft fork guide sleeves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109365933A (en) |
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