CN207508353U - Crankshaft of diesel engine flange hole hole drilling die - Google Patents
Crankshaft of diesel engine flange hole hole drilling die Download PDFInfo
- Publication number
- CN207508353U CN207508353U CN201721521973.5U CN201721521973U CN207508353U CN 207508353 U CN207508353 U CN 207508353U CN 201721521973 U CN201721521973 U CN 201721521973U CN 207508353 U CN207508353 U CN 207508353U
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- hole
- bushing
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- crankshaft
- diesel engine
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Abstract
The utility model belongs to crankshaft of diesel engine machining flange hole technical field, specifically, it is related to crankshaft of diesel engine flange hole hole drilling die, including bushing plate, quick drill bushing and bushing, there are three screw holes for being circumferentially spaced 120 ° of distributions on above-mentioned bushing plate, in addition it is additionally provided on bushing plate and its integrally formed right angle positioning plate, and the center of circle that above-mentioned right angle positioning plate long right-angle side passes through above-mentioned bushing plate to the extended line of bushing plate center position.The utility model is simple in structure, easy to use, and the design of countersunk head type screw hole and location hole reduces the use length of drill bit, reduces the manufacture difficulty of drilling tool template；The Dual positioning function of L-square and location hole is positioned, the fit precision of hole drilling die and flange is improved, so as to ensure that the machining accuracy of flange hole.It has been proved by practice that the utility model not only simplifies the bore process flow of flange hole, it can also meet normal production requirement well.
Description
Technical field
The utility model belongs to crankshaft of diesel engine machining flange hole technical field, in particular to crankshaft of diesel engine method
Flange aperture hole drilling die.
Background technology
Since diesel emission requires to increase, the structure of bent axle optimizes, and a ring flange is increased on thrust surface,
And location hole and screw hole are processed on ring flange.Under normal circumstances, the aperture of location hole and screw hole is smaller, on a Φ 6mm left sides
The right side, and due to the interference of flange, drill bit effectively degree of stretching is longer, reaches more than 100mm.And it is drilled through on ring flange in the prior art
The technology of location hole and screw hole is scribing line bore process, is that the position to drill is needed first to cross on flange, to determine standard
Then true position is using boring bar tool to drill in scribing position.There are many defects for this traditional bore process：Not only imitate
Rate is extremely low, and bore position cannot be guaranteed that accurately quality is also difficult to ensure that, and cannot meet the needs of batch production, to worker
Technical merit and qualification also have relatively high requirement.Therefore, flange production industry is badly in need of a kind of can meet at this stage
The drilling aid that technology needs.
Utility model content
To solve drawbacks described above of the existing technology, the utility model provides crankshaft of diesel engine flange hole drilling die
Tool.
The technical solution of the utility model is as follows：
The utility model provides a kind of crankshaft of diesel engine flange hole hole drilling die, including bushing plate, quick drill bushing and lining
It covers, on above-mentioned bushing plate there are three screw holes for being circumferentially spaced 120 ° of distributions, be additionally provided on bushing plate in addition and its one
Molding right angle positioning plate, and above-mentioned right angle positioning plate long right-angle side passes through above-mentioned drill jig to the extended line of bushing plate center position
The center of circle of plate.
Location hole is additionally provided on above-mentioned bushing plate, the center of circle of above-mentioned location hole is located at the described of right angle positioning plate long right-angle side
On extended line.
Above-mentioned screw hole and location hole are counterbore, and quick drill bushing, quick drill bushing and screw interporal lacuna are embedded in screw hole
Coordinate, coordinate in location hole embedded with bushing, bushing with location hole transition.
In embodiment provided by the utility model, above-mentioned quick drill bushing includes integrally formed drill bushing ontology and cap,
Above-mentioned drill bushing ontology wall thickness is 2mm, and above-mentioned cap wall thickness is 2-3mm.
In embodiment provided by the utility model, above-mentioned bushing wall thickness is 2mm.
Advantageous effect：The utility model is simple in structure, easy to use, and the design of countersunk head type screw hole and location hole reduces
The use length of drill bit reduces the manufacture difficulty of drilling tool template；The Dual positioning function of L-square and location hole is positioned, is improved
The fit precision of hole drilling die and flange, so as to ensure that the machining accuracy of flange hole.It has been proved by practice that the utility model is not
The bore process flow of flange hole is only simplified, can also meet normal production requirement well.
Description of the drawings
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
The restriction to range is should be considered as, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 crankshaft of diesel engine flange hole hole drilling die front views provided by the utility model；
Fig. 2 crankshaft of diesel engine flange hole hole drilling die vertical views provided by the utility model；
Fig. 3 quick drill bushing structure figures provided by the utility model；
Fig. 4 bush structure figures provided by the utility model.
Shown in figure：Crankshaft of diesel engine flange hole hole drilling die 100；Bushing plate 1；Screw hole 10；Location hole 11；Quick drill
Set 2；Drill bushing ontology 20；Cap 21；Bushing 3；Right angle positioning plate 4.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, below in conjunction with this practicality
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is the embodiment of a part of embodiment of the utility model rather than whole.Therefore, below
It is new that the detailed description of the embodiment of the utility model to providing in the accompanying drawings is not intended to limit this claimed practicality
The range of type, but it is merely representative of the selected embodiment of the utility model.Based on the embodiment in the utility model, ability
The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to this practicality
Novel protected range.
In the description of the present invention, it is to be appreciated that the term of indicating position or position relationship is based on attached drawing
Shown orientation or position relationship are for only for ease of description the utility model and simplify description rather than instruction or imply institute
The equipment or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that this reality
With novel limitation.
In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be
Mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the utility model unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It can be in direct contact including the first and second features, it is not to be in direct contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right over two features and oblique upper is merely representative of fisrt feature level height higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below immediately below second feature and obliquely downward or be merely representative of fisrt feature level
Highly it is less than second feature.
Embodiment：
As shown in Figure 1 and Figure 2, a kind of crankshaft of diesel engine flange hole hole drilling die 100 is present embodiments provided, including drill jig
Plate 1, quick drill bushing 2 and bushing 3 have three screw holes 10 for being circumferentially spaced 120 ° of distributions on above-mentioned bushing plate 1, bore in addition
Be additionally provided in template 1 with its integrally formed right angle positioning plate 4, and above-mentioned 4 long right-angle side of right angle positioning plate is to 1 center of bushing plate
The center of circle that the extended line in direction passes through above-mentioned bushing plate 1.
Location hole 11 is additionally provided on above-mentioned bushing plate 1, the center of circle of above-mentioned location hole 11 is located at 4 long right-angle side of right angle positioning plate
Above-mentioned extended line on.
Above-mentioned screw hole 10 and location hole 11 are counterbore, and quick drill bushing 2, quick drill bushing 2 and spiral shell are embedded in screw hole 10
10 clearance fit of nail hole coordinates embedded with bushing 3, bushing 3 with 11 transition of location hole in location hole 11.
As shown in figure 3, in the present embodiment, above-mentioned quick drill bushing 2 includes integrally formed drill bushing ontology 20 and cap 21,
Above-mentioned 20 wall thickness of drill bushing ontology is 2mm, and above-mentioned 21 wall thickness of cap is 2-3mm.
As shown in figure 4, in the present embodiment, above-mentioned 3 wall thickness of bushing is 2mm.
The application method of crankshaft of diesel engine flange hole hole drilling die 100 provided in this embodiment is：It will be equipped with quick
The crankshaft of diesel engine flange hole hole drilling die 100 of drill bushing 2 and bushing 3 is installed with flange clearance fit hole to be drilled, right angle to be positioned
After plate positions, first it is inserted into bushing 3 with matched drill bit and location hole 11 is drilled out on flange hole to be drilled, location hole 11 is drilled
After be inserted into positioning pin, crankshaft of diesel engine flange hole hole drilling die 100 and the flange hole to be drilled coordinated with it are fixed, then changed
It is inserted into respectively in quick drill bushing 2 with the drill bit of suitable diameter and screw hole 10 is drilled out on flange hole to be drilled.
Crankshaft of diesel engine flange hole hole drilling die provided in this embodiment has the beneficial effect that：Utility model structure letter
Single, easy to use, the design of countersunk head type screw hole and location hole reduces the use length of drill bit, reduces the system of drilling tool template
Make difficulty；The Dual positioning function of L-square and location hole is positioned, the fit precision of hole drilling die and flange is improved, so as to protect
The machining accuracy of flange hole is demonstrate,proved.It has been proved by practice that the utility model not only simplifies the bore process flow of flange hole, also can
Meet normal production requirement well.
The above not makees the utility model limitation in any form, although the utility model is with preferably real
It is disclosed above to apply example, however is not limited to the utility model, any person skilled in the art is not departing from this reality
With in new technique aspects, when the technology contents using the disclosure above make a little change or are modified to equivalent variations
Equivalent embodiment, as long as being the content without departing from technical solutions of the utility model, according to the technical essence of the utility model to
Any simple modification, equivalent change and modification that upper embodiment is made, in the range of still falling within technical solutions of the utility model.
Claims (3)
1. crankshaft of diesel engine flange hole hole drilling die, which is characterized in that including bushing plate, quick drill bushing and bushing, the drill jig
On plate there are three screw holes for being circumferentially spaced 120 ° of distributions, be additionally provided on bushing plate determine with its integrally formed right angle in addition
Position plate, and the center of circle that the right angle positioning plate long right-angle side passes through the bushing plate to the extended line of bushing plate center position；
Location hole is additionally provided on the bushing plate, the center of circle of the location hole is located at the extension of right angle positioning plate long right-angle side
On line；
The screw hole and location hole are counterbore, and quick drill bushing, quick drill bushing and screw hole clearance fit are embedded in screw hole,
Coordinate in location hole embedded with bushing, bushing with location hole transition.
2. crankshaft of diesel engine flange hole hole drilling die according to claim 1, which is characterized in that the quick drill bushing includes
Integrally formed drill bushing ontology and cap, the drill bushing ontology wall thickness are 2mm, and the cap wall thickness is 2-3mm.
3. crankshaft of diesel engine flange hole hole drilling die according to claim 1, which is characterized in that the bushing wall thickness is
2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721521973.5U CN207508353U (en) | 2017-11-14 | 2017-11-14 | Crankshaft of diesel engine flange hole hole drilling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721521973.5U CN207508353U (en) | 2017-11-14 | 2017-11-14 | Crankshaft of diesel engine flange hole hole drilling die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207508353U true CN207508353U (en) | 2018-06-19 |
Family
ID=62538770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721521973.5U Active CN207508353U (en) | 2017-11-14 | 2017-11-14 | Crankshaft of diesel engine flange hole hole drilling die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207508353U (en) |
-
2017
- 2017-11-14 CN CN201721521973.5U patent/CN207508353U/en active Active
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| GR01 | Patent grant |