CN108708899A - A kind of hydraulic nut component improving hydraulic nut and its application - Google Patents
A kind of hydraulic nut component improving hydraulic nut and its application Download PDFInfo
- Publication number
- CN108708899A CN108708899A CN201810918054.4A CN201810918054A CN108708899A CN 108708899 A CN108708899 A CN 108708899A CN 201810918054 A CN201810918054 A CN 201810918054A CN 108708899 A CN108708899 A CN 108708899A
- Authority
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- China
- Prior art keywords
- hydraulic nut
- screw thread
- hydraulic
- inner sleeve
- gland
- 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
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 239000003921 oil Substances 0.000 claims abstract description 12
- 230000006872 improvement Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 206010008469 Chest discomfort Diseases 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000009510 drug design Methods 0.000 abstract 1
- 239000010466 nut oil Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000346 nonvolatile oil Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
Abstract
The present invention relates to Automatic manual transmission fields, disclose a kind of hydraulic nut component improving hydraulic nut and its application, wherein hydraulic nut includes housing, screw thread inner sleeve and gland, hydraulic nut component includes hydraulic nut and hydraulic oil pipe component, pass through Optimal Structure Designing, housing, screw thread inner sleeve and gland three form two hydraulic chambers, respectively high pressure chest and low pressure chamber, two-position four-way control valve controls high pressure chest oil inlet after the sleeve of hydraulic nut and bearing is interconnected and fixed, it is suitable to bearing fastening to adjust hydraulic nut, then low pressure chamber oil inlet, hydraulic nut is exited, integrated operation is simple, delicate structure；By the hydraulic nut of rational design, capable of making bearing fastening, adjustment rework rate is low accurately, in place, and convenient and efficient, cleannes are high, highly reliable, greatly reduce labor intensity, improve working efficiency, reduce the damage to parts.
Description
Technical field
The present invention relates to Automatic manual transmission field, especially a kind of hydraulic nut component improving hydraulic nut and its application.
Background technology
Hydraulic nut is used for installing sleeve bearing.By hydraulic system repetitive operation, bearing is quantitatively realized
Gradually fasten.
Traditional hydraulic nut application method is as follows：
1. being filled hydraulic oil using preceding manual pump, pouring orifice is opened nut oiling, is locked after oiling in the rear end of manual pump.
The handle of pump top is pressed up and down when pressurization, the off-load switch knob on pump right side is locked clockwise；It is when release that handle is inverse
Hour hands rotate.Left side connects pressure gauge, pressure instruction when observable pressurizes, and oiling sebific duct is terminated before manual pump.
2. hydraulic nut is made of nut body, gland, pouring orifice and exhaust joint of draining the oil, by nut appearance cleaning when use
Totally.Then the oiling sebific duct interface of manual pump should be inserted in note by nut precession workpiece and locking nut, gland in home position
On hydraulic fluid port, lock manual pump on the right side of off-load switch knob, slowly pressurize, at the same by the deflation cap on exhaust joint top of draining the oil to
Inward turning is deflated, until air empties in nut, is flowed out and is unclasped gas cap to outward turning after clean hydraulic oil and be allowed to closed check valve,
Continue oiling of pressurizeing, so that pressure ring is extruded outward, reach compression purpose, you are required to compress purpose until being pressurized to.Release is unloaded
Lotus switch knob unclamps the pressurization rubber hose coupling of manual pump.
3. loose unloading nut will drain the oil, exhaust joint is rotated inwards until hydraulic oil flows out, and come up nut.
Traditional hydraulic nut using when there are the shortcomings that：
1. gland moves forward when work.But gland returns not coming when dismantling, and need to manually hammer assistance, position is unbalanced, causes
Gland deflection, sealing ring easily damage, and use is very inconvenient.
2. the directly outer row of hydraulic oil, pollutes environment.
Invention content
The purpose of the present invention is to provide a kind of improvement hydraulic nut and its hydraulic nut components of application, and bearing can be made tight
Gu accurately, adjustment rework rate is low in place, convenient to use, cleannes are high, highly reliable, greatly reduce labor intensity, carry
High working efficiency reduces the damage to parts.
To realize above-mentioned technical purpose and the technique effect, the invention discloses a kind of improvement hydraulic nuts, including
Housing, screw thread inner sleeve and gland, outer casing inner wall offer First terrace and second step face, and housing offers oil pipe and connects
Mouthful, tubing interface bottom vertically offers oilhole through-hole, and oilhole through-hole connects with the upper surface of First terrace, outside screw thread inner sleeve
Wall is provided with loop configuration, and screw thread inner sleeve inner wall is provided with screw thread, and screw thread inner sleeve is movably installed on outer casing inner wall, loop configuration
Be arranged on First terrace, screw thread inner sleeve bottom be arranged on second step face, gland is nested in screw thread and puts on, and with it is outer
Set is fixedly connected.
Wherein, after housing is fixed to each other with gland, screw thread inner sleeve is 5-20mm in the active strokes of outer casing inner wall.
Wherein, seal groove is offered in the bottom of screw thread inner sleeve and loop configuration, sealing ring is nested on seal groove.
Wherein, seal groove is offered on the contact surface of the contact surface of gland and screw thread outer wall of inside race, gland and outer casing inner wall,
Sealing ring is nested on seal groove.
The invention also discloses a kind of improvement hydraulic nut components, include above-mentioned improvement hydraulic nut, further include having liquid
Pressure oil tube assembly, hydraulic oil pipe component are mounted on the tubing interface of housing.
Wherein, hydraulic oil pipe component includes hydraulic joint, pipeline and two-position four-way control valve, and hydraulic joint one end is inserted into
Tubing interface on outer set, the other end connect with pipeline, and two-position four-way control valve one end connects with pipeline, the other end and manual liquid
Press pump connects.
The invention has the advantages that：
1. the present invention, by Optimal Structure Designing, housing, screw thread inner sleeve and gland three form two hydraulic chambers, respectively high
Chamber and low pressure chamber are pressed, two-position four-way control valve controls high pressure chest after the sleeve of hydraulic nut and bearing is interconnected and fixed
Oil inlet, adjustment hydraulic nut is suitable to bearing fastening, and hydraulic nut is exited in then low pressure chamber oil inlet, and integrated operation is simple, knot
Structure is exquisite.
2. by the hydraulic nut rationally designed, capable of making bearing fastening, adjustment rework rate is low accurately, in place, convenient and efficient,
Cleannes are high, highly reliable, greatly reduce labor intensity, improve working efficiency, reduce the damage to parts.
Description of the drawings
Fig. 1 is the stretching diagrammatic cross-section of the present invention.
Fig. 2 is the retraction diagrammatic cross-section of the present invention.
Fig. 3 is the housing diagrammatic cross-section of the present invention.
Critical piece symbol description：
1：Housing, 2：First terrace, 3：Second step face, 4：Tubing interface, 5：Oilhole through-hole, 6：Screw thread inner sleeve, 7：Annular
Structure, 8：Gland, 9：Hexagon socket cap head screw, 10：Seal groove, 11：Sealing ring, 12：Hydraulic joint, 13：Pipeline, 14：Two
Position four-way control valve.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.
As shown in Figs. 1-3, the invention discloses a kind of improvement hydraulic nuts, include housing 1, screw thread inner sleeve 6 and gland
8,1 inner wall of housing offers First terrace 2 and second step face 3, and housing 1 offers tubing interface 4,4 bottom of tubing interface
Oilhole through-hole 5 vertically is offered, oilhole through-hole 5 connects with the upper surface of First terrace 2, and 6 outer wall of screw thread inner sleeve is provided with ring
Shape structure 7,6 inner wall of screw thread inner sleeve are provided with screw thread, and screw thread inner sleeve 6 is movably installed on 1 inner wall of housing, and loop configuration 7 is arranged
On First terrace 2, the bottom of screw thread inner sleeve 6 is arranged on second step face 3, and gland 8 is nested in screw thread inner sleeve 6, and
It is fixedly connected by hexagon socket cap head screw 9 with housing 1.
After housing 1 is fixed to each other with gland 8, screw thread inner sleeve 6 is 5-20mm in the active strokes of 1 inner wall of housing.
On the bottom and loop configuration 7 of screw thread inner sleeve 6, the contact surface of the outer wall of gland 8 and screw thread inner sleeve 6, gland 8 with it is outer
It covers and offers seal groove 10 on the contact surface of 1 inner wall, sealing ring 11 is nested on seal groove 10.
The invention also discloses a kind of improvement hydraulic nut components, include above-mentioned improvement hydraulic nut, further include having liquid
Pressure oil tube assembly, hydraulic oil pipe component are mounted on the tubing interface 4 of housing 1.
Hydraulic oil pipe component includes hydraulic joint 12, pipeline 13 and two-position four-way control valve 14,12 one end of hydraulic joint
The tubing interface 4 being inserted on housing 1, the other end connect with pipeline 13, and 14 one end of two-position four-way control valve connects with pipeline 13, separately
One end connects with hydraulic hand-pump.
Operation principle：
The present application, housing 1, screw thread inner sleeve 6 and 8 three of gland form two hydraulic chambers, respectively high pressure chest and low pressure
Chamber, wherein high pressure chest are that the lower face of the loop configuration 7 of screw thread inner sleeve 6 and the upper surface of the First terrace 2 of housing 1 are formed
Enclosure space, low pressure chamber are the enclosure space of the lower face of gland 8 and the upper surface formation of the loop configuration 7 of screw thread inner sleeve 6.
Oiling mode is in such a way that hydraulic hand-pump fills hydraulic oil before work.When work, first by sleeve axis
It holds the whole series to be attached on furnace roller axis, the screw thread inner sleeve 6 of hydraulic nut is connected on the sleeve of bearing, and two-position four-way control valve 14 is controlled
High pressure chest oil inlet processed, housing 1 move forward a stroke.Screw thread inner sleeve 6 repeats this action by screwing certain distance forward by hand
Until bearing is fastened properly, hydraulic nut is exited in then low pressure chamber oil inlet.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of improvement hydraulic nut, which is characterized in that include housing, screw thread inner sleeve and gland, the outer casing inner wall is opened
Equipped with First terrace and second step face, housing offers tubing interface, and the tubing interface bottom vertically offers oil
Hole through-hole, the oilhole through-hole connect with the upper surface of First terrace, and the screw thread outer wall of inside race is provided with ring junction
Structure, screw thread inner sleeve inner wall are provided with screw thread, and the screw thread inner sleeve is movably installed on outer casing inner wall, and loop configuration setting is the
On one step surface, screw thread inner sleeve bottom is arranged on second step face, and the gland, which is nested in screw thread, to be put on, and and housing
It is fixedly connected.
2. a kind of improvement hydraulic nut as described in claim 1, it is characterised in that：The housing is fixed to each other with gland
Afterwards, screw thread inner sleeve is 5-20mm in the active strokes of outer casing inner wall.
3. a kind of improvement hydraulic nut as claimed in claim 2, it is characterised in that：The bottom of the screw thread inner sleeve and annular
Seal groove is offered in structure, and sealing ring is nested on the seal groove.
4. a kind of improvement hydraulic nut as claimed in claim 3, it is characterised in that：The gland and screw thread outer wall of inside race
Seal groove is offered on the contact surface of contact surface, gland and outer casing inner wall, and sealing ring is nested on the seal groove.
5. a kind of improvement hydraulic nut component includes that any improvement hydraulic nut, feature described in claim 1-4 exist
In：Further include having hydraulic oil pipe component, the hydraulic oil pipe component is mounted on the tubing interface of housing.
6. a kind of improvement hydraulic nut component as claimed in claim 5, which is characterized in that the hydraulic oil pipe component includes
The upper tubing interface of outer set, the other end are inserted into hydraulic joint, pipeline and two-position four-way control valve, described hydraulic joint one end
Connect with pipeline, described two-position four-way control valve one end connects with pipeline, and the other end connects with hydraulic hand-pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918054.4A CN108708899A (en) | 2018-08-13 | 2018-08-13 | A kind of hydraulic nut component improving hydraulic nut and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918054.4A CN108708899A (en) | 2018-08-13 | 2018-08-13 | A kind of hydraulic nut component improving hydraulic nut and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108708899A true CN108708899A (en) | 2018-10-26 |
Family
ID=63875772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810918054.4A Pending CN108708899A (en) | 2018-08-13 | 2018-08-13 | A kind of hydraulic nut component improving hydraulic nut and its application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108708899A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994007042A1 (en) * | 1992-09-17 | 1994-03-31 | John Wentworth Bucknell | Hydraulically assisted fasteners |
| KR200166474Y1 (en) * | 1999-07-22 | 2000-02-15 | 이경호 | Hydraulic piston nut |
| WO2000019115A1 (en) * | 1998-09-29 | 2000-04-06 | Tentec Limited | Tensioning nut |
| WO2007043143A1 (en) * | 2005-10-05 | 2007-04-19 | Imai, Akira | Liquid pressure device |
| JP2012250306A (en) * | 2011-06-02 | 2012-12-20 | Ntn Corp | Bearing hydraulic nut |
| CN104564982A (en) * | 2014-12-10 | 2015-04-29 | 马鞍山市益华液压机具有限公司 | Top ring hydraulic nut |
| CN104564983A (en) * | 2014-12-10 | 2015-04-29 | 马鞍山市益华液压机具有限公司 | Bottom ring hydraulic nut |
| CN204371889U (en) * | 2014-12-10 | 2015-06-03 | 马鞍山市益华液压机具有限公司 | Hn type hydraulic nut |
| CN107882846A (en) * | 2017-11-01 | 2018-04-06 | 嘉兴新亚汽车零部件有限公司 | A kind of hydraulic nut for steamer |
| CN208816498U (en) * | 2018-08-13 | 2019-05-03 | 上海宝骜工业技术服务有限公司 | A kind of hydraulic nut component improving hydraulic nut and its application |
-
2018
- 2018-08-13 CN CN201810918054.4A patent/CN108708899A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994007042A1 (en) * | 1992-09-17 | 1994-03-31 | John Wentworth Bucknell | Hydraulically assisted fasteners |
| WO2000019115A1 (en) * | 1998-09-29 | 2000-04-06 | Tentec Limited | Tensioning nut |
| KR200166474Y1 (en) * | 1999-07-22 | 2000-02-15 | 이경호 | Hydraulic piston nut |
| WO2007043143A1 (en) * | 2005-10-05 | 2007-04-19 | Imai, Akira | Liquid pressure device |
| JP2012250306A (en) * | 2011-06-02 | 2012-12-20 | Ntn Corp | Bearing hydraulic nut |
| CN104564982A (en) * | 2014-12-10 | 2015-04-29 | 马鞍山市益华液压机具有限公司 | Top ring hydraulic nut |
| CN104564983A (en) * | 2014-12-10 | 2015-04-29 | 马鞍山市益华液压机具有限公司 | Bottom ring hydraulic nut |
| CN204371889U (en) * | 2014-12-10 | 2015-06-03 | 马鞍山市益华液压机具有限公司 | Hn type hydraulic nut |
| CN107882846A (en) * | 2017-11-01 | 2018-04-06 | 嘉兴新亚汽车零部件有限公司 | A kind of hydraulic nut for steamer |
| CN208816498U (en) * | 2018-08-13 | 2019-05-03 | 上海宝骜工业技术服务有限公司 | A kind of hydraulic nut component improving hydraulic nut and its application |
Non-Patent Citations (4)
| Title |
|---|
| 刘景柏;: "轧机卡盘机架锁紧液压螺母的原理及应用", 中国重型装备, no. 04, 31 December 2010 (2010-12-31), pages 42 - 43 * |
| 史维明，王学刚: "液压螺母的特性及其应用", 机械设计与制造, no. 05, 28 October 1994 (1994-10-28), pages 41 - 43 * |
| 黄钦宗: "液压螺母锁紧工作原理与技术关键", 流体传动与控制, no. 04, 31 July 2005 (2005-07-31), pages 24 - 25 * |
| 龚道平;: "ZJ112卷接机组液压系统的改进及应用", 湖南文理学院学报(自然科学版), vol. 28, no. 01, 15 March 2016 (2016-03-15), pages 83 - 86 * |
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