CN208467937U - A kind of adjustable-pressure novel hydraulic Finial device - Google Patents
A kind of adjustable-pressure novel hydraulic Finial device Download PDFInfo
- Publication number
- CN208467937U CN208467937U CN201820851656.8U CN201820851656U CN208467937U CN 208467937 U CN208467937 U CN 208467937U CN 201820851656 U CN201820851656 U CN 201820851656U CN 208467937 U CN208467937 U CN 208467937U
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- Prior art keywords
- hydraulic
- pressure
- center sleeve
- tailstock
- adjustable
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Abstract
The utility model discloses a kind of adjustable-pressure novel hydraulic Finial devices, including tailstock, top, center sleeve, hydraulic device, it is described top to be inserted in the center sleeve, it is described top to be set in the tailstock, the hydraulic stem of the hydraulic device is stretched out from hydraulic cylinder, and the hydraulic stem passes through the tailstock and the center sleeve apical grafting；Hydrostatic sensor is equipped in the hydraulic cylinder antetheca or rear wall, the hydrostatic sensor is connect with external control chip；The guide pad of protrusion is equipped in the tailstock, the center sleeve is equipped with guide groove, and the guide pad and guide groove cooperate.The device can either most directly, precisely measure out the top pressure being subject in real time, compared to such as effect of spring in the prior art, pressure can almost be measured moment；It is additionally avoided that top and pressure sensor contacts and influences top, pressure sensor service life.
Description
Technical field
The utility model belongs to machine tooling apparatus field, especially a kind of adjustable-pressure novel hydraulic Finial device.
Background technique
Common hob sharpener first covers workpiece to be processed in mandrel, then by the top clamping of mandrel, or will be to
The workpiece of processing is directly sleeved on top；Clamping mode generally uses the modes such as manual, hydraulic, is easy to cause the pre- of clamping in this way
Pressure is unable to accurately control, and too low precompression leads to not firm grip, and excessive precompression can damage top and workpiece, shadow
Ring Workpiece Machining Accuracy.
In the prior art, such as a kind of patent " the hydraulic tailstock center of grinding machine axially survey of Patent No. " 2013104070850 "
Power device ", it is top to be located in sleeve piston and stretched out from its front end including the sleeve piston and rear pressing cover on tailstock body, it is top
Rear end be provided with spring, between spring and thrust bearing, thrust bearing is located at rear pressing cover and pressure and passes pressure sensor
Between sensor, adjusting knob is connect after passing through rear pressing cover and thrust bearing with pressure sensor；According to the pressure measured, compare pre-
If pressure, device pushes sleeve piston to be moved forward or rearward using hydraulic device, completes the control of pressure when top clamping.It should
Device top contacting repeatedly with pressure sensor in order to prevent, centre joined the spring worked as a buffer, but spring is producing
In raw deformation process, part energy is converted into elastic deformation, causes pressure to be one and linearly slowly increases, reaches certain value
The process remained unchanged afterwards, the numerical measuring time is longer, and measurement is unstable, and measurement accuracy is not high during spring deformation；Rear
When phase data processing, in order to really reflect the top pressure being subject to greatest extent, it may be necessary to using computer control chip according to
Certain calculation formula is modified/compensates to data, virtually reduces the accuracy of data.
Summary of the invention
To solve the above-mentioned problems, the utility model provides a kind of adjustable-pressure novel hydraulic Finial device, specifically
Technical solution is as follows.
A kind of adjustable-pressure novel hydraulic Finial device, including tailstock, top, center sleeve, hydraulic device, it is described top
Be inserted in the center sleeve, it is described it is top be set in the tailstock, the hydraulic stem of the hydraulic device is stretched out from hydraulic cylinder,
And the hydraulic stem passes through the tailstock and the center sleeve apical grafting；Hydraulic sensing is equipped in the hydraulic cylinder antetheca or rear wall
Device, the hydrostatic sensor are connect with external control chip；The guide pad of protrusion is equipped in the tailstock, on the center sleeve
Equipped with guide groove, the guide pad and guide groove cooperate.
When in use, the hydrostatic sensor being located in hydraulic cylinder can be real for above-mentioned adjustable-pressure novel hydraulic Finial device
When monitoring hydraulic cylinder in pressure P size, by calculation formula pressure N=P × S, wherein S is the antetheca or rear wall of hydraulic cylinder
With the area of hydraulic oil contact portion, the top pressure being subject to can be calculated.The device most directly, can either be surveyed accurately
The top pressure being subject in real time is measured, compared to such as effect of spring in the prior art, pressure can almost be measured moment；Additionally
It is avoided that top and pressure sensor contacts and influences top, pressure sensor service life.
Preferably, the hydraulic cylinder is the hydraulic cylinder of double-acting type, is equipped with retaining ring, the retaining ring both sides in the hydraulic cylinder
It is respectively provided with oil sealing, the retaining ring and oil sealing and the hydraulic cylinder is divided into two locellus in left and right, each locellus is respectively provided with 1 oil
Pipe.This purpose is, using the hydraulic cylinder of double-acting type, one, the oil pipe oil inlet one of 2 locellus is fuel-displaced, realizes jointly hydraulic
Bar movement, motion process are more stable.
It is highly preferred that being respectively equipped with hydrostatic sensor in the locellus of the left and right of the hydraulic cylinder two.This purpose is, 2
Hydrostatic sensor can measure pressure and then calculate pressure size, and it is more acurrate to be averaged rear data.
Preferably, bearing is equipped in the center sleeve, the center sleeve is on bearing.
It is highly preferred that the top head is dismountable.This purpose is, due to top head be when production or
When buying thimble, in order to reduce cost, it is only necessary to produce several various sizes of top heads, and the top that selecting can be general
Poined afterbody.
It is further preferred that being equipped with positioning key between top dismountable head and tail portion.
A kind of adjustable-pressure novel hydraulic Finial device provided by the utility model, is advantageous in that:
1, the device can either most directly, precisely measure out the top pressure being subject in real time, compared to such as the prior art
The effect of middle spring, pressure can almost measure moment；
2, top and pressure sensor contacts are additionally avoided that and influence top, pressure sensor service life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for adjustable-pressure novel hydraulic Finial device that embodiment 1 provides.
Figure label is as follows:
1, tailstock；2, top；3, center sleeve；4, hydraulic stem；5, hydraulic cylinder；6, retaining ring；7, oil sealing；8, locellus；9, oil pipe；
10, hydrostatic sensor；11, guide pad；12, guide groove.
Specific embodiment
Clear, complete description is carried out below with reference to technical solution of the attached drawing to embodiment each in the utility model, is shown
So, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.It is practical based on this
Novel embodiment, those of ordinary skill in the art's obtained all other reality without making creative work
Example is applied, the range that the utility model is protected is belonged to.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside", "top" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.It should be pointed out that all attached drawings are illustrative expression.For
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown, a kind of adjustable-pressure novel hydraulic Finial device provided in this embodiment, including it is tailstock 1, top
2, center sleeve 3, hydraulic stem 4, described top 2 are inserted in the center sleeve 3, and the center sleeve 3 is located in the tailstock 1, described
The hydraulic stem 4 of hydraulic device is stretched out from hydraulic cylinder 5, and the hydraulic stem 4 passes through the tailstock 1 and 3 apical grafting of center sleeve；
The hydraulic cylinder 5 is the hydraulic cylinder of double-acting type, is equipped with retaining ring 6 in the hydraulic cylinder 5,6 both sides of retaining ring are respectively provided with oil sealing
7, the hydraulic cylinder 5 is divided to control two locellus 8 by the retaining ring 6 and oil sealing 7, and each locellus 8 is respectively provided with 1 oil pipe 9, liquid
Pressure sensor 10 is located on the antetheca of any one of locellus 8；The guide pad 11 of protrusion, the top are equipped in the tailstock 1
Point set 3 is equipped with guide groove 12, and the guide pad 11 and guide groove 12 cooperate；Top 2 head is dismountable.
Adjustable-pressure novel hydraulic Finial device provided in this embodiment, can either most directly, precisely measure out
The top pressure being subject in real time, compared to such as effect of spring in the prior art, pressure can almost be measured moment；Also it is avoided that top
Point with pressure sensor contacts and influence top, pressure sensor service life；Using the hydraulic cylinder of double-acting type, hydraulic mistake
Journey is more stable, and the data measured are more accurate；Top head be it is dismountable, replace it is convenient and efficient.
The implementation of the utility model is described in detail in above embodiments, and still, the utility model is not limited to above-mentioned implementation
Detail in mode.It, can be to the utility model in claims and range of the technology design of the utility model
Technical solution progress is a variety of simply to be remodeled and changed, these simple variants belong to the protection scope of the utility model.
Claims (6)
1. a kind of adjustable-pressure novel hydraulic Finial device, including tailstock, top, center sleeve, hydraulic device, described top slotting
In the center sleeve, it is described it is top be set in the tailstock, the hydraulic stem of the hydraulic device is stretched out from hydraulic cylinder, and
The hydraulic stem passes through the tailstock and the center sleeve apical grafting；It is characterized in that, being equipped in the hydraulic cylinder antetheca or rear wall
Hydrostatic sensor, the hydrostatic sensor are connect with external control chip；The guide pad of protrusion is equipped in the tailstock, it is described
Center sleeve is equipped with guide groove, and the guide pad and guide groove cooperate.
2. a kind of adjustable-pressure novel hydraulic Finial device according to claim 1, which is characterized in that the hydraulic cylinder
For the hydraulic cylinder of double-acting type, the hydraulic cylinder is interior to be equipped with retaining ring, and the retaining ring both sides are respectively provided with oil sealing, the retaining ring and oil sealing
The hydraulic cylinder is divided into two locellus in left and right, each locellus is respectively provided with 1 oil pipe, and the hydrostatic sensor is located at described
On the antetheca or rear wall of locellus.
3. a kind of adjustable-pressure novel hydraulic Finial device according to claim 2, which is characterized in that the hydraulic cylinder
The locellus of left and right two in be respectively equipped with hydrostatic sensor.
4. described in any item a kind of adjustable-pressure novel hydraulic Finial devices according to claim 1~3, which is characterized in that
Bearing is equipped in the center sleeve, the center sleeve is on bearing.
5. a kind of adjustable-pressure novel hydraulic Finial device according to claim 4, which is characterized in that described top
Head is dismountable.
6. a kind of adjustable-pressure novel hydraulic Finial device according to claim 5, which is characterized in that described top
Positioning key is equipped between dismountable head and tail portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851656.8U CN208467937U (en) | 2018-06-01 | 2018-06-01 | A kind of adjustable-pressure novel hydraulic Finial device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851656.8U CN208467937U (en) | 2018-06-01 | 2018-06-01 | A kind of adjustable-pressure novel hydraulic Finial device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208467937U true CN208467937U (en) | 2019-02-05 |
Family
ID=65216210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820851656.8U Expired - Fee Related CN208467937U (en) | 2018-06-01 | 2018-06-01 | A kind of adjustable-pressure novel hydraulic Finial device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208467937U (en) |
-
2018
- 2018-06-01 CN CN201820851656.8U patent/CN208467937U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |