CN208231697U - A kind of extracting tool of fluid-link steering machine centre oil sealing - Google Patents
A kind of extracting tool of fluid-link steering machine centre oil sealing Download PDFInfo
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- CN208231697U CN208231697U CN201820617669.9U CN201820617669U CN208231697U CN 208231697 U CN208231697 U CN 208231697U CN 201820617669 U CN201820617669 U CN 201820617669U CN 208231697 U CN208231697 U CN 208231697U
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- mandrel
- oil sealing
- rises
- serrated knife
- fluid
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Abstract
The utility model relates to automobile steering system technical fields, it is concretely a kind of extracting tool of fluid-link steering machine centre oil sealing, one end of mandrel is arranged with the serrated knife that rises, rise serrated knife outer rim be equipped with backing pin, the outer rim of backing pin is arranged with interior positioning ring, the right side of interior positioning ring is equipped with retaining ring, the center of mandrel is arranged with lengthening set, the left end for lengthening set is equipped with buckle, it buckles and the groove for the serrated knife outer rim that rises is interlocked, the outer rim for lengthening set right end is arranged with outer positioning sleeve and nut, nut is located at the right side of outer positioning sleeve, it lengthens and is equipped with oiliness bearing between set right end and mandrel, the right end of mandrel is arranged with washer, the left-hand face of washer and the right surface of oiliness bearing, lengthen set has surface to be in contact, the right side of washer is equipped with eccentric wheel, eccentric wheel is mutually fixed with mandrel, it is connected using fixed pin with handle on eccentric wheel, the utility model clamping It is convenient, it can effectively lock intermediate oil sealing, and perfect taking-up；It is easy to use, do not need other frock clamps and auxiliary tool.
Description
Technical field
The utility model relates to automobile steering system technical fields, are concretely a kind of fluid-link steering machine centre oil sealings
Extracting tool.
Background technique
In May, 2010,11 department such as National Development and Reform Commission dispatch a joint document declaration on the 31st, and China will be sent out with automobile
Remanufacturing for the components such as motivation, gearbox, turning machine is attached most importance to, and is made to remanufacture product and is reached quality identical with original new product
And performance, reach the advanced form of circular economy " recycling ".
Develop the circulation that remanufacturing industry not only contributes to be formed " resource-product-waste product-remanufactures product "
Economic model can more make full use of resource, preserve the ecological environment.
Whether the recovery utilization rate of waste product becomes remanufacturing industry and succeeds effective key factor.However, right
There is problem in turning machine when being recycled, disassembled, remanufactured, turning machine enclosure interior middle oil occurs during being enclosed in dismantling
Difficulty.
As shown in Figure 1, intermediate oil sealing is located at shell center, it is made of rubber material, is vulnerable part, when being pressed process,
Using the method press fitting expanded with heat and contract with cold, there is biggish magnitude of interference.If filling in shell using dedicated bar using traditional
Body, the method for the extrusion that then exerts a force not only are removed and are not thorough, it is easier to damage inner walls, cause inner wall plucking.Finally, cylinder
Cylinder can only be scrapped, and need that a large amount of human and material resources is spent to cut cylinder barrel, to guarantee the recyclable benefit of turning machine other component
With.The expenses such as labour cost are not calculated, only scrap a shell cylinder barrel with regard to the nearly over two hundred member of direct losses, annual loss is more
It is millions of.
Someone is enclosed in the position of turning machine shell according to middle oil, serrated knife is mounted on using one the suitable position of dedicated bar
Set, by spring control serrated knife stretch, fix middle oil to serrated knife and be honored as a queen, then the dedicated bar other end is tapped by hammer, will in
Between oil sealing take out.Though this method is feasible, have many drawbacks: (1) working efficiency is not high, and serrated knife is difficult to find oil sealing position accurately, and positioning is not
Standard, it is inconvenient for use, operated by two people is even needed when operation；(2) difficulty is clamped, when tapping bar using hammer, needs to pass through tooling
Shell is fixed, otherwise easy damaged shell, and shell is irregular body, positioning datum difficulty is looked for, and needs to redesign special fixture
It can effectively clamp；(3) since serrated knife positioning is inaccurate, cause oil sealing dismounting to be not thorough, influence shell and remanufacture, and the peace of new oil sealing
Dress.
Designing a kind of tool that can easily and effectively remove oil sealing among turning machine enclosure interior thus is that extremely have must
It wants.
Summary of the invention
The utility model breaches the problem of the prior art, and turning machine shell can easily and effectively be removed by devising one kind
The tool of bosom oil sealing.
In order to achieve the above object, the utility model devises a kind of extracting tool of fluid-link steering machine centre oil sealing, packet
It includes the serrated knife that rises, oiliness bearing, lengthen set, long handle, it is characterised in that: one end of mandrel is arranged with the serrated knife that rises, outside the serrated knife that rises
Edge is equipped with backing pin, and the outer rim of backing pin is arranged with interior positioning ring, and the right side of interior positioning ring is equipped with retaining ring, and the center of mandrel, which is arranged with, to be added
Long set, the left end for lengthening set are equipped with buckle, buckle and the groove for the serrated knife outer rim that rises is interlocked, and the outer rim for lengthening set right end is arranged with
Outer positioning sleeve and nut, nut are located at the right side of outer positioning sleeve, lengthen and are equipped with oiliness bearing between set right end and mandrel, mandrel
Right end is arranged with washer, and the left-hand face of washer has surface to be in contact with what the right surface of oiliness bearing, lengthening covered, the right side of washer
Side is equipped with eccentric wheel, and eccentric wheel is mutually fixed with mandrel, is connected using fixed pin with handle on eccentric wheel.
The long handle of at least two rotational symmetry is connected on the nut.
The folding angle of the serrated knife that rises is 30 °.
The mandrel is conical core shaft.
The shape of the outer positioning sleeve is boss-shaped.
The serrated knife that rises is hollow cylinder.
Compared with prior art, the utility model is convenient for mounting and clamping for the utility model, can effectively lock intermediate oil sealing, and perfect
It takes out；Tool locating is accurate, needs intermediate oil sealing that can take out from one end from shell nozzle；It is easy to use, do not need it
His frock clamp and auxiliary tool.
Detailed description of the invention
Fig. 1 is the turning machine shell with intermediate oil sealing.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the structural schematic diagram of interior positioning ring in the utility model.
Fig. 4 is the structural schematic diagram of the utility model China and foreign countries positioning sleeve.
Fig. 5 is the structural schematic diagram of eccentric wheel in the utility model.
Fig. 6 is the structural schematic diagram of mandrel in the utility model.
Fig. 7 is the cross-sectional view of serrated knife of rising in the utility model.
Specific embodiment
The utility model is described further in conjunction with attached drawing.
Referring to fig. 2, the utility model devises a kind of extracting tool of oil sealing among fluid-link steering machine, including the serrated knife that rises,
Oiliness bearing lengthens set, and long handle, one end of mandrel 1 is arranged with the serrated knife 2 that rises, and the outer rim for the serrated knife 2 that rises is equipped with backing pin 3, backing pin 3
Outer rim be arranged with interior positioning ring 4, the right side of interior positioning ring 4 is equipped with retaining ring 5, and the center of mandrel 1 is arranged with lengthening set 6, lengthens
The left end of set 6 is equipped with buckle, buckles and the groove for 2 outer rim of serrated knife that rises is interlocked, and the outer rim for lengthening 6 right ends of set is arranged with outer positioning
Set 7 and nut 8, nut 8 are located at the right side of outer positioning sleeve 7, lengthen and are equipped with oiliness bearing 9, mandrel 1 between 6 right ends of set and mandrel 1
Right end be arranged with washer 10, the left-hand face of washer 10 and the right surface of oiliness bearing 9, lengthen set 6 there is surface to be in contact,
The right side of washer 10 is equipped with eccentric wheel 11, and eccentric wheel 11 is fixed with 1 phase of mandrel, and fixed pin and 12 phase of handle are used on eccentric wheel 11
Even.
The long handle 13 of at least two rotational symmetry is connected in the utility model on nut 8.
Rise in the utility model serrated knife 2 folding angle be 30 °.
Mandrel 1 is conical core shaft in the utility model.
The shape of the utility model China and foreign countries positioning sleeve 7 is boss-shaped.
The serrated knife 2 that rises in the utility model is hollow cylinder.
In specific implementation, it is contemplated that the problem of positioning, the utility model adds a facet using double short pins
Positioning method.
As shown in Figure 3 and Figure 4, interior 4 width of positioning ring is 10mm, and outer 7 width of positioning sleeve is 25mm, respectively less than workpiece diameter
38.9mm is for two short pins, and one short pin limits 2 freedom degrees, and two short pins are exactly 4；Outer positioning sleeve 7 is designed to boss
Shape, the boss can be regarded as a facet, and 1 freedom degree is limited, and having altogether in this way is exactly 5 freedom degrees, it is ensured that
The serrated knife 2 that rises can be accurately positioned the intermediate oil sealing of shell, to enable the tooling is perfect to disassemble intermediate oil sealing.
Also according to the size of other different product model cylinder barrels, the outer diameter of positioning ring and positioning sleeve is adjusted accordingly,
The tooling can disassemble the oil sealing of other all similar products.
On clamp system, the utility model uses eccentric clamp system, and eccentric clamp system keeps tool structure simple, presss from both sides
It is tight rapid, it is easy to operate.
Referring to Fig. 5, the eccentric part that the utility model uses is eccentric wheel 11, using eccentric wheel 11 as driving link, taper core
Axis is bracket to lengthen set 6, pulls cam, so that conical core shaft is done radial alignment movement, pass through conical core shaft as driven member
Inclined wedge makes the serrated knife opening that rises, and has the function that oil sealing is blocked in locking.
It is the structural schematic diagram of mandrel 1 in the utility model, the utility model is using conical core shaft, both referring to Fig. 6
It is the driven member as the effect and eccentric wheel 11 for providing 2 inclined wedge of serrated knife that rises, wedge mechanism is to play power transmitting and movement
The effect of direction conversion, herein, as inclined wedge, the inclined hole for the serrated knife 2 that rises makes conical core shaft as sliding block on the inclined-plane of conical core shaft
Axial movement be changed into the radial motion of the serrated knife 2 that rises, by the radial motion for the serrated knife 2 that rises, to lock intermediate oil sealing, then
Long handle 13 is rotated, long handle 13 drives nut 8.Since turning machine shell is fixed, so can band by rotating nut 8
The dynamic set 6 that lengthens axially moves, and lengthening set will drive entire tooling and axially move, thus the case where not destroying intermediate oil sealing
Under be drawn off.
It is the structural schematic diagram for the serrated knife 2 that rises that the utility model uses referring to Fig. 7, according to the size shape of intermediate oil sealing,
Serrated knife is changed to hollow cylinder, conical core shaft is acted by eccentric wheel 11, then changes Impact direction, tooth by wedge mechanism
Knife energy stress is opened, to achieve the purpose that clamping and fixed intermediate oil sealing.
The serrated knife 2 that rises is worked under dynamic loading environment, and material needs: 1. elastic deformability；2. high yield strength；
3. will not cause to be plastically deformed when bearing heavy load；4. have high fatigue strength, under load repeated action, have compared with
Long service life.Therefore, rise the material of serrated knife 2, and the utility model has selected high speed spring steel 60Si2Mn, 60Si2Mn spring
Steel is widely used silicon-manganese spring steel, and intensity, elasticity and harden ability are high.
The utility model completely solves the problem of oil sealing among dismantling turning machine shell, by original turning machine cylinder barrel
It all scraps, to the complete available of turning machine housing assembly, has retrieved nearly million economic loss every year for company, even more accordingly
Waste and old turning machine is scrapped in national call, reducing for high degree, substantially increases the benefit of the recycling to waste and old turning machine
With rate, accomplish to make full use of and remanufacture resource, indirectly, has also been made that due contribution to preserve the ecological environment.
Claims (6)
1. the extracting tool of oil sealing among a kind of fluid-link steering machine, including the serrated knife that rises, oiliness bearing, lengthening set, long handle are special
Sign is: one end of mandrel (1) is arranged with the serrated knife that rises (2), and the outer rim of the serrated knife that rises (2) is equipped with backing pin (3), the outer rim of backing pin (3)
It being arranged with interior positioning ring (4), the right side of interior positioning ring (4) is equipped with retaining ring (5), and the center of mandrel (1) is arranged with lengthening set (6),
The left end for lengthening set (6) is equipped with buckle, buckles and the groove of the serrated knife that rises (2) outer rim is interlocked, and lengthens the outer rim set of set (6) right end
Equipped with outer positioning sleeve (7) and nut (8), nut (8) is located at the right side of outer positioning sleeve (7), lengthens set (6) right end and mandrel (1)
Between be equipped with oiliness bearing (9), the right end of mandrel (1) is arranged with washer (10), the left-hand face and oiliness bearing of washer (10)
(9) right surface, lengthen set (6) there is surface to be in contact, the right side of washer (10) is equipped with eccentric wheel (11), eccentric wheel (11) with
Mandrel (1) is mutually fixed, and is connected using fixed pin with handle (12) on eccentric wheel (11).
2. the extracting tool of oil sealing among a kind of fluid-link steering machine according to claim 1, it is characterised in that: the nut
(8) long handle (13) of at least two rotational symmetry is connected on.
3. the extracting tool of oil sealing among a kind of fluid-link steering machine according to claim 1, it is characterised in that: the tooth that rises
The folding angle of knife (2) is 30 °.
4. the extracting tool of oil sealing among a kind of fluid-link steering machine according to claim 1, it is characterised in that: the mandrel
It (1) is conical core shaft.
5. the extracting tool of oil sealing among a kind of fluid-link steering machine according to claim 1, it is characterised in that: described outer fixed
The shape of position set (7) is boss-shaped.
6. the extracting tool of oil sealing among a kind of fluid-link steering machine according to claim 1, it is characterised in that: the tooth that rises
Knife (2) is hollow cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820617669.9U CN208231697U (en) | 2018-04-27 | 2018-04-27 | A kind of extracting tool of fluid-link steering machine centre oil sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820617669.9U CN208231697U (en) | 2018-04-27 | 2018-04-27 | A kind of extracting tool of fluid-link steering machine centre oil sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208231697U true CN208231697U (en) | 2018-12-14 |
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ID=64584688
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820617669.9U Active CN208231697U (en) | 2018-04-27 | 2018-04-27 | A kind of extracting tool of fluid-link steering machine centre oil sealing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481255A (en) * | 2018-04-27 | 2018-09-04 | 博世华域转向系统有限公司 | The extracting tool and method for dismounting of a kind of fluid-link steering machine centre oil sealing |
-
2018
- 2018-04-27 CN CN201820617669.9U patent/CN208231697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481255A (en) * | 2018-04-27 | 2018-09-04 | 博世华域转向系统有限公司 | The extracting tool and method for dismounting of a kind of fluid-link steering machine centre oil sealing |
| CN108481255B (en) * | 2018-04-27 | 2024-05-17 | 博世华域转向系统有限公司 | Disassembling tool and method for middle oil seal of hydraulic steering machine |
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