CN205927987U - High accuracy bent axle boring grab - Google Patents
High accuracy bent axle boring grab Download PDFInfo
- Publication number
- CN205927987U CN205927987U CN201620832340.5U CN201620832340U CN205927987U CN 205927987 U CN205927987 U CN 205927987U CN 201620832340 U CN201620832340 U CN 201620832340U CN 205927987 U CN205927987 U CN 205927987U
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- CN
- China
- Prior art keywords
- bent axle
- stopper slot
- clamping table
- base
- boring grab
- 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.)
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Abstract
The utility model discloses a high accuracy bent axle boring grab, including base and bent axle, base top both sides are equipped with clamping table, rachis and back rachis before crankshaft end unit lies in and is equipped with on the clamping table, the clamping table side is equipped with first spacing groove, be equipped with spacing bolt on the first spacing groove, bent axle bottom is located installs the cylinder on the base, the pretension piece is installed at the cylinder top, be connected with the connecting plate between the base, be equipped with the second spacing groove on the connecting plate, the intermediate position is equipped with punch holder and lower plate in the clamping table, the punch holder and the lower plate outside all are equipped with the fixed plate, it has preloaded bolt to run through on the fixed plate. The utility model discloses novel structure can make the bent axle firmly to fix on the platform, and the height of bent axle and the length that adapts to different bent axles can be adjusted in the follow -up drilling of being convenient for, has very high practicality, is fit for extensively promoting.
Description
Technical field
The utility model is related to clamp art, specially a kind of high-precision crank shaft boring grab.
Background technology
Develop towards the direction of diesel oil, high-power with engine, as the heart of engine, the kind of bent axle is more next
More maximization, heavy-duty, and required precision also more and more higher, bent axle is with the axial workpiece of two stomidiums positioning, typically by front
End axle, rod journal, crankshaft journal, crank, balance weight, the part such as rear end axle form, and it bears the power that connecting rod transmits, and by its
It is changed into torque to export by bent axle and drive other annexes on engine to work, the widely used numerically controlled lathe of Crankshaft Machining,
In numerical control the sophisticated equipment such as milling machine, numerical control turn-broaching machine trunnion, rod journal are carried out numerical control turning, interior milling, car-broaching plus
Work, with effective deflection reducing Crankshaft Machining, for produced centrifugal force when reducing crankshaft quality and motion, crankshaft journal is past
Toward as hollow, each journal surface has oilhole, machine oil to be introduced or draws, in order to lubricate axle journal table
Face.
Existing Crankshaft clamp complex structure at present, inconvenient operation, costly, and fixture height and length can not
Adjust, there is certain limitation.
Utility model content
The purpose of this utility model is to provide a kind of high-precision crank shaft boring grab, to solve to carry in above-mentioned background technology
The problem going out.
For achieving the above object, the utility model provides following technical scheme：A kind of high-precision crank shaft boring grab, including
Base and bent axle, described base top both sides are provided with clamping table, before described crankshaft end is provided with positioned at clamping table
End axle and rear end axle, described clamping table side is provided with the first stopper slot, and described first stopper slot is provided with caging bolt, institute
State bent axle bottom, on base, cylinder is installed, described cylinder head is provided with pretension block, is connected between described base
Fishplate bar, described connecting plate is provided with the second stopper slot, and in described clamping table, centre position is provided with train wheel bridge and lower plate, institute
State and be equipped with fixed plate outside train wheel bridge and lower plate, described fixed plate runs through pretension bolt.
Preferably, described first stopper slot and the second stopper slot are equipped with internal thread, and the described first stopper slot upper limit
Position bolt quantity is 1, and described second stopper slot upper limit bolt quantity is 2.
Preferably, described pretension block is provided with abrasive rubber layer.
Preferably, the length of described train wheel bridge and lower plate is less than the length between the inwall of clamping table.
Compared with prior art, the beneficial effects of the utility model are：The utility model structure is novel, easy to operate, leads to
Cross pretension bolt and carry out fastening clips, bent axle axial plane is propped up by cylinder so that bent axle can firmly be fixed on platform, be easy to
Follow-up boring, by the setting of stopper slot, can adjust the height of bent axle and the length adapting to different bent axles, have very high reality
With property, greatly improve a kind of this use feature of high-precision crank shaft boring grab it is ensured that its using effect and utilization benefit,
It is suitable for being widely popularized.
Brief description
Fig. 1 is the utility model structural representation；
Fig. 2 is the utility model clamping table structural representation；
Fig. 3 is the utility model base overlooking the structure diagram.
In figure：1 base, 2 clamping tables, 3 bent axles, 4 front end axles, 5 rear end axles, 6 first stopper slots, 7 caging bolts, 8
Cylinder, 9 pretension blocks, 10 connecting plates, 11 fixed plates, 12 pretension bolts, 13 train wheel bridges, 14 lower plates, 15 second stopper slots.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Refer to Fig. 1-3, the utility model provides a kind of technical scheme：A kind of high-precision crank shaft boring grab, the bottom of including
Seat 1 and bent axle 3, described base 1 top both sides are provided with clamping table 2, and described bent axle 3 end is located at and sets on clamping table 2
There are front end axle 4 and rear end axle 5, described clamping table 2 side is provided with the first stopper slot 6, described first stopper slot 6 is provided with limit
Position bolt 7, described bent axle 3 bottom is located at and is provided with cylinder 8 on base 1, and described cylinder 8 top is provided with pretension block 9, described bottom
It is connected with connecting plate 10, described connecting plate 10 is provided with the second stopper slot 15, interposition in described clamping table 2 between seat 1
Install train wheel bridge 13 and lower plate 14, outside described train wheel bridge 13 and lower plate 14, be equipped with fixed plate 11, described fixed plate
Running through on 11 has pretension bolt 12, and described first stopper slot 6 and the second stopper slot 15 are equipped with internal thread, and described first limit
Position groove 6 upper limit bolt 7 quantity is 1, and described second stopper slot, 15 upper limit bolt 7 quantity is 2, on described pretension block 9
It is provided with abrasive rubber layer, the length of described train wheel bridge 13 and lower plate 14 is less than the length between the inwall of clamping table 2.
Operation principle：A kind of the utility model high-precision crank shaft boring grab, during use, on rotation the first stopper slot 6
Caging bolt 7, the height of adjustment bent axle 3, the length that the caging bolt 7 on rotation the second stopper slot 15 adjusts between base 1 is come
Adapt to the bent axle 3 of different length, the front end axle 4 of bent axle 3 and rear end axle 5 are placed between train wheel bridge 13 and lower plate 14, rotation
Turn pretension bolt 12 so that front end axle 4 and rear end axle 5 are firmly fastened between train wheel bridge 13 and lower plate 14, start cylinder
8, pretension block 9 is propped up on the axial plane of bent axle 3, realizes secondary pretension effect.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of high-precision crank shaft boring grab, including base（1）And bent axle（3）It is characterised in that：Described base（1）Top
Both sides are provided with clamping table（2）, described bent axle（3）End is located at clamping table（2）It is provided with front end axle（4）With rear end axle
（5）, described clamping table（2）Side is provided with the first stopper slot（6）, described first stopper slot（6）It is provided with caging bolt
（7）, described bent axle（3）Bottom is located at base（1）On cylinder is installed（8）, described cylinder（8）Top is provided with pretension block（9）,
Described base（1）Between be connected with connecting plate（10）, described connecting plate（10）It is provided with the second stopper slot（15）, described clamping work
Station（2）Interior centre position is provided with train wheel bridge（13）And lower plate（14）, described train wheel bridge（13）And lower plate（14）Outside is all
It is provided with fixed plate（11）, described fixed plate（11）On run through and have pretension bolt（12）.
2. a kind of high-precision crank shaft boring grab according to claim 1 it is characterised in that：Described first stopper slot（6）
With the second stopper slot（15）On be equipped with internal thread, and described first stopper slot（6）Upper limit bolt（7）Quantity is 1, described
Second stopper slot（15）Upper limit bolt（7）Quantity is 2.
3. a kind of high-precision crank shaft boring grab according to claim 1 it is characterised in that：Described pretension block（9）On set
There is abrasive rubber layer.
4. a kind of high-precision crank shaft boring grab according to claim 1 it is characterised in that：Described train wheel bridge（13）With under
Clamping plate（14）Length be less than clamping table（2）Inwall between length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832340.5U CN205927987U (en) | 2016-08-03 | 2016-08-03 | High accuracy bent axle boring grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832340.5U CN205927987U (en) | 2016-08-03 | 2016-08-03 | High accuracy bent axle boring grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205927987U true CN205927987U (en) | 2017-02-08 |
Family
ID=57925407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620832340.5U Active CN205927987U (en) | 2016-08-03 | 2016-08-03 | High accuracy bent axle boring grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205927987U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
| CN108500702A (en) * | 2018-06-26 | 2018-09-07 | 福建工程学院 | A kind of Crankshaft clamp for capableing of adjustment axis height |
-
2016
- 2016-08-03 CN CN201620832340.5U patent/CN205927987U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107009167A (en) * | 2017-05-06 | 2017-08-04 | 浙江金兰汽车零部件有限公司 | Crankshaft front end fixture and the drilling machine with the fixture |
| CN108500702A (en) * | 2018-06-26 | 2018-09-07 | 福建工程学院 | A kind of Crankshaft clamp for capableing of adjustment axis height |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |