CN104609315A - Precise hoisting machine tool for traveling crane - Google Patents
Precise hoisting machine tool for traveling crane Download PDFInfo
- Publication number
- CN104609315A CN104609315A CN201510073592.4A CN201510073592A CN104609315A CN 104609315 A CN104609315 A CN 104609315A CN 201510073592 A CN201510073592 A CN 201510073592A CN 104609315 A CN104609315 A CN 104609315A
- Authority
- CN
- China
- Prior art keywords
- valve
- machine tool
- solenoid directional
- hoisting machine
- directional control
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 21
- 239000002828 fuel tank Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/20—Control systems or devices for non-electric drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
- F15B2013/0448—Actuation by solenoid and permanent magnet
Abstract
The invention discloses a precise hoisting machine tool for a traveling crane. The precise hoisting machine tool comprises a cylinder body of the precise hoisting machine tool of the traveling crane, an upper end cover, a piston rod, a piston, a lower end cover, a hydraulic control unidirectional valve, a unidirectional speed regulating valve, an electromagnetic reversing valve, an overflow valve, an oil pump and an oil tank. According to the invention, based on a common traveling crane, the precise hoisting machine tool is additionally installed for the traveling crane; the flowing state of a liquid in the precise hoisting machine of the traveling crane is controlled by controlling power on and off of the electromagnetic reversing valve so as to further control the operation state of the precise hoisting machine tool, so that the precise hoisting of the traveling crane in important occasions is realized, and important hoisted workpieces are protected. The precise hoisting machine tool for the traveling crane, which is provided by the invention, is simple in structure, is reliable in operation, can complete the precise hoisting operation of the traveling crane, fully protect the important hoisted workpieces, and has a wide application prospect.
Description
Technical field
The present invention relates to a kind of hoisting machine tool, be specifically related to a kind of driving and use accurate hoisting machine tool, belong to electric and field of electromechanical technology.
Background technology
At present, driving lifting applies to the numerous areas such as harbour, shipping, machine manufacture, building widely, along with to the stability of lifting and improving constantly of accuracy requirement, also constantly increases by the market demand of accurate hoisting machine tool driving thereupon.Particularly some very important occasions, such as, the accurate lifting of atomic fuel, common driving and relevant hoisting machine tool are difficult to meet related request, and the application proposes, on the basis of common driving, install driving additional and use accurate hoisting machine tool, the driving realizing important events precisely lifts.
Summary of the invention
A kind of driving is the object of the present invention is to provide to use accurate hoisting machine tool.
The technical solution used in the present invention is: the accurate hoisting machine tool of a kind of driving, comprises driving accurate hoisting machine tool cylinder body, upper end cover, piston rod, piston, bottom end cover, hydraulic control one-way valve, one-way speed-regulating valve, solenoid directional control valve, by pass valve, oil pump, fuel tank.Described piston is fixedly connected on piston; Described piston is positioned at cylinder body, and piston can slippage in cylinder body, and described upper end cover is fixedly connected on the upside of cylinder body, and bottom end cover is fixedly connected on the downside of cylinder body; Described epitrochoidal chamber inside is full of fluid; The top of described upper end cover is fixedly connected with the accurate hoisting machine tool upper binding head of driving, and upper binding head is directly connected with driving rope; The lower end of described piston rod passes epitrochoidal chamber and the bottom end cover of cylinder body, and with under be connected and be connected; Described lower union joint is directly connected with object by rope; Described epitrochoidal chamber is by oil inlet, and then connect one-way speed-regulating valve, hydraulic control one-way valve, solenoid directional control valve, oil pump and fuel tank successively by pipeline, described by pass valve is arranged between oil pump and solenoid directional control valve, for setting adherence pressure.
When the below of the accurate hoisting machine tool of driving is lifted with workpiece, epitrochoidal chamber inside forms oil pressure, when electromagnet on the right side of solenoid directional control valve is energized, solenoid directional control valve is in right position mode of operation, the fluid of epitrochoidal chamber inside, successively by oil inlet, the governor valve of one-way speed-regulating valve, hydraulic control one-way valve, the right position of solenoid directional control valve, fuel tank, due to the speed governing effect of governor valve in one-way speed-regulating valve, can control the flowing velocity of fluid, thus realize the slow decline of workpiece, complete the accurate lifting of driving; When solenoid directional control valve power-off, solenoid directional control valve is in meta mode of operation, due to the effect of damming that hydraulic control one-way valve is good, the flowing of fluid is closed completely, workpiece can realize middle position and reliably stop, the fluid that oil pump is got gets back to fuel tank by the meta of solenoid directional control valve, and oil pump is in unloading condition.When electromagnet on the left of solenoid directional control valve is energized, solenoid directional control valve is in left position mode of operation, fluid in fuel tank enters epitrochoidal chamber by the left position of oil pump, solenoid directional control valve, hydraulic control one-way valve, the check valve of one-way speed-regulating valve, oil inlet successively, due to the check valve effect in one-way speed-regulating valve, fluid can from the oil outlet A unimpeded inflow oil inlet B of one-way speed-regulating valve, thus the fast lifting realizing lower union joint is to appropriate location.
Between above-mentioned piston and cylinder body, poted assemblies is installed.
Between above-mentioned piston rod and upper end cover and bottom end cover, poted assemblies is installed.
Above-mentioned solenoid directional control valve Median Function is H type.
The present invention uses the accurate hoisting machine tool of above-mentioned driving, can complete the accurate lifting operation of driving, protects important lifting workpiece.
Accompanying drawing explanation
The embodiment provided below in conjunction with accompanying drawing is described in more detail the present invention.
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
As shown in Figure 1, the accurate hoisting machine tool of a kind of driving, comprises driving accurate hoisting machine tool cylinder body 2, upper end cover 1, piston rod 9, piston 10, bottom end cover 5, hydraulic control one-way valve 13, one-way speed-regulating valve 12, solenoid directional control valve 14, by pass valve 15, oil pump 16, fuel tank 17.Described piston rod 9 is fixedly connected on piston 10; Described piston 10 is positioned at cylinder body 2, and piston 10 can slippage in cylinder body 2, and described upper end cover 1 is fixedly connected on the upside of cylinder body 2, and bottom end cover 5 is fixedly connected on the downside of cylinder body 2; Described epitrochoidal chamber 4 inside is full of fluid; The top of described upper end cover 1 is fixedly connected with the accurate hoisting machine tool upper binding head 11 of driving, and upper binding head 11 directly can be connected with driving rope; The lower end of described piston rod 9 passes epitrochoidal chamber 4 and the bottom end cover 5 of cylinder body 2, and is connected with lower union joint 6; Described lower union joint 6 directly can be connected with object by rope; Described epitrochoidal chamber 4 is by oil inlet 8, then one-way speed-regulating valve 12, hydraulic control one-way valve 13, solenoid directional control valve 14, oil pump 16 and fuel tank 17 is connected successively by pipeline, described by pass valve 15 is arranged between oil pump 16 and solenoid directional control valve 14, for setting adherence pressure.
When the below of the accurate hoisting machine tool of driving is lifted with workpiece, epitrochoidal chamber 4 inside forms oil pressure, when electromagnet on the right side of solenoid directional control valve 14 is energized, solenoid directional control valve 14 is in right position mode of operation, the fluid of epitrochoidal chamber 4 inside is successively by oil inlet 8, the governor valve of one-way speed-regulating valve 12, hydraulic control one-way valve 13, the right position of solenoid directional control valve 14, fuel tank 17, due to the speed governing effect of governor valve in one-way speed-regulating valve 12, the flowing velocity of fluid can be controlled, thus realize the slow decline of workpiece, complete the accurate lifting of driving; When solenoid directional control valve 14 power-off, solenoid directional control valve 14 is in meta mode of operation, due to the effect of damming that hydraulic control one-way valve 13 is good, the flowing of fluid is closed completely, workpiece can realize middle position and reliably stop, the fluid that oil pump 16 is got gets back to fuel tank by the meta of solenoid directional control valve 14, and oil pump 16 is in unloading condition.When electromagnet on the left of solenoid directional control valve 14 is energized, solenoid directional control valve 14 is in left position mode of operation, fluid in fuel tank 17 enters epitrochoidal chamber 4 by the left position of oil pump 16, solenoid directional control valve 14, hydraulic control one-way valve 13, the check valve of one-way speed-regulating valve 12, oil inlet 8 successively, due to the check valve effect of one-way speed-regulating valve 12, fluid can from the oil outlet A unimpeded inflow oil inlet B of one-way speed-regulating valve 12, thus the fast lifting realizing lower union joint 6 is to appropriate location.
Preferably, between above-mentioned piston 10 and cylinder body 2, poted assemblies is installed.
Preferably, between above-mentioned piston rod 9 and upper end cover 1 and bottom end cover 5, poted assemblies is installed.
Preferably, above-mentioned solenoid directional control valve 14 Median Function is H type.
The accurate hoisting machine tool of one driving provided by the invention, structure is simple, reliable operation, can complete the accurate lifting operation of driving, the lifting workpiece adequately protecting important.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. the accurate hoisting machine tool of driving, comprises the accurate hoisting machine tool cylinder body (2) of driving, upper end cover (1), piston rod (9), piston (10), bottom end cover (5), hydraulic control one-way valve (13), one-way speed-regulating valve (12), solenoid directional control valve (14), by pass valve (15), oil pump (16), fuel tank (17); Described piston rod (9) is fixedly connected on piston (10); Described piston (10) is positioned at cylinder body (2), and piston (10) can slippage in cylinder body (2), and described upper end cover (1) is fixedly connected on the upside of cylinder body (2), and bottom end cover (5) is fixedly connected on the downside of cylinder body (2); Described epitrochoidal chamber (4) inside is full of fluid; The top of described upper end cover (1) is fixedly connected with the accurate hoisting machine tool upper binding head (11) of driving, and upper binding head (11) is directly connected with driving rope; The lower end of described piston rod (9) passes epitrochoidal chamber (4) and the bottom end cover (5) of cylinder body (2), and is connected with lower union joint (6); Described lower union joint (6) is directly connected with object by rope; Described epitrochoidal chamber (4) is by oil inlet (8), then one-way speed-regulating valve (12), hydraulic control one-way valve (13), solenoid directional control valve (14), oil pump (16) and fuel tank (17) is connected successively by pipeline, described by pass valve (15) is arranged between oil pump (16) and solenoid directional control valve (14), for setting adherence pressure;
When the below of the accurate hoisting machine tool of driving is lifted with workpiece, epitrochoidal chamber (4) inside forms oil pressure, when the electromagnet energising of solenoid directional control valve (14) right side, solenoid directional control valve (14) is in right position mode of operation, the fluid of epitrochoidal chamber (4) inside is successively by oil inlet (8), the governor valve of one-way speed-regulating valve (12), hydraulic control one-way valve (13), solenoid directional control valve (14) right position, fuel tank (17), due to the speed governing effect of governor valve in one-way speed-regulating valve (12), the flowing velocity of fluid can be controlled, thus realize the slow decline of workpiece, complete the accurate lifting of driving, when solenoid directional control valve (14) power-off, solenoid directional control valve (14) is in meta mode of operation, due to the effect of damming of hydraulic control one-way valve (13), the flowing of fluid is closed completely, workpiece can realize middle position and reliably stop, the fluid that oil pump (16) is got gets back to fuel tank (17) by the meta of solenoid directional control valve (14), and oil pump (16) is in unloading condition, when the electromagnet energising of solenoid directional control valve (14) left side, solenoid directional control valve (14) is in left position mode of operation, fluid in fuel tank (17) enters epitrochoidal chamber (4) by oil pump (16), the left position of solenoid directional control valve (14), hydraulic control one-way valve (13), the check valve of one-way speed-regulating valve (12), oil inlet (8) successively, due to the check valve effect of one-way speed-regulating valve (12), fluid can from the oil outlet A unimpeded inflow oil inlet B of one-way speed-regulating valve (12), thus the fast lifting realizing lower union joint (6) is to appropriate location.
2. the accurate hoisting machine tool of one driving according to claim 1, is characterized in that: between described piston (10) and cylinder body (2), be provided with poted assemblies.
3. the accurate hoisting machine tool of one driving according to claim 1, is characterized in that: between described piston rod (9) and upper end cover (1) and bottom end cover (5), be provided with poted assemblies.
4. the accurate hoisting machine tool of one driving according to claim 1, is characterized in that: described solenoid directional control valve (14) Median Function is H type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073592.4A CN104609315B (en) | 2015-02-11 | 2015-02-11 | A kind of accurate hoisting machine tool of driving a vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510073592.4A CN104609315B (en) | 2015-02-11 | 2015-02-11 | A kind of accurate hoisting machine tool of driving a vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104609315A true CN104609315A (en) | 2015-05-13 |
| CN104609315B CN104609315B (en) | 2016-06-29 |
Family
ID=53144016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510073592.4A Expired - Fee Related CN104609315B (en) | 2015-02-11 | 2015-02-11 | A kind of accurate hoisting machine tool of driving a vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104609315B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1077256A (en) * | 1992-03-04 | 1993-10-13 | 英万蒂奥股份公司 | Save the method and apparatus that drives the used electric energy of hydraulic lift |
| JPH0925084A (en) * | 1995-07-12 | 1997-01-28 | Shimadzu Corp | Hydraulic pressure drive device for overhead traveling crane |
| CN2481687Y (en) * | 2001-04-21 | 2002-03-13 | 江西日月明实业有限公司 | Combined hydraulic portal crane |
| CN1339659A (en) * | 2000-08-03 | 2002-03-13 | 株式会社小松制作所 | Engineering mechanism including fine regulation and operation mode |
| CN2883298Y (en) * | 2005-09-01 | 2007-03-28 | 秦皇岛通联重工有限公司 | Tyre type straps machine of hydraulic self-balancing wheel set |
| CN103148051A (en) * | 2013-03-25 | 2013-06-12 | 长沙中联消防机械有限公司 | Hydraulic cylinder, hydraulic cylinder control system containing hydraulic cylinder, and engineering machinery |
-
2015
- 2015-02-11 CN CN201510073592.4A patent/CN104609315B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1077256A (en) * | 1992-03-04 | 1993-10-13 | 英万蒂奥股份公司 | Save the method and apparatus that drives the used electric energy of hydraulic lift |
| JPH0925084A (en) * | 1995-07-12 | 1997-01-28 | Shimadzu Corp | Hydraulic pressure drive device for overhead traveling crane |
| CN1339659A (en) * | 2000-08-03 | 2002-03-13 | 株式会社小松制作所 | Engineering mechanism including fine regulation and operation mode |
| CN2481687Y (en) * | 2001-04-21 | 2002-03-13 | 江西日月明实业有限公司 | Combined hydraulic portal crane |
| CN2883298Y (en) * | 2005-09-01 | 2007-03-28 | 秦皇岛通联重工有限公司 | Tyre type straps machine of hydraulic self-balancing wheel set |
| CN103148051A (en) * | 2013-03-25 | 2013-06-12 | 长沙中联消防机械有限公司 | Hydraulic cylinder, hydraulic cylinder control system containing hydraulic cylinder, and engineering machinery |
Non-Patent Citations (1)
| Title |
|---|
| 郑雄胜: "液压传动技术在起重绞车上的应用", 《机床与液压》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104609315B (en) | 2016-06-29 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191220 Address after: 518000 no.1015, langrong Road, Xinshi community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Hongtu Intellectual Property Management Co.,Ltd. Address before: 213022 Jiangsu, North District, Changzhou Jin Ling North Road, No. 200 Patentee before: CHANGZHOU CAMPUS OF HOHAI University Effective date of registration: 20191220 Address after: 221000 Zhangzhuang neighborhood committee, gengji office, Jiawang District, Xuzhou City, Jiangsu Province Patentee after: XUZHOU WANJIA FURNITURE MANUFACTURING Co.,Ltd. Address before: 518000 no.1015, langrong Road, Xinshi community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Hongtu Intellectual Property Management Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |