CN103878530A - Combined type lifting induction heating disassembling-assembling machine - Google Patents
Combined type lifting induction heating disassembling-assembling machine Download PDFInfo
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- CN103878530A CN103878530A CN201410112094.1A CN201410112094A CN103878530A CN 103878530 A CN103878530 A CN 103878530A CN 201410112094 A CN201410112094 A CN 201410112094A CN 103878530 A CN103878530 A CN 103878530A
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- hydraulic
- combined type
- type lifting
- disassembling
- inner housing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/025—For detaching only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Induction Heating (AREA)
Abstract
The invention relates to a combined type lifting induction heating disassembling-assembling machine which comprises a hydraulic pull-ejection device, a control device and a lifting adjustment device. The lifting adjustment device comprises a frame and an adjusting lead screw, and the hydraulic pull-ejection device is connected with the frame through the adjusting lead screw; the hydraulic pull-ejection device comprises a hydraulic jack, a pull rod, a pull hook and an inner shell, the pull hook is connected with the pull rod through a locating sleeve, and the pull rod is connected with the inner shell through a pull rod bearing sleeve; the inner shell is of a hollow cylindrical structure, the outer circumference of the inner shell is provided with an electromagnetic coil, the electromagnetic coil is connected with the control device through a wire, and the outer surface of the electromagnetic coil is provided with an outer shell. The combined type lifting induction heating disassembling-assembling machine is formed by combining an electric induction heating device and a hydraulic ejection system, the height can be adjusted at will, and the combined type lifting induction heating disassembling-assembling machine is suitable for wheel systems difficult to disassemble due to interference fit. The combined type lifting induction heating disassembling-assembling machine can be widely used for heating disassembling of annular hole-shaped metal such as bearings, main wheels, bushes, shaft sleeves, diameter rings, sliding wheels, retraction rings and shaft couplings, and the aim of interference disassembling is achieved through heating expansions.
Description
Technical field
The present invention relates to the assembly tool technical field of plant equipment, especially a kind of special dismantling device of parts for plant equipment hole axle interference fit jacket equipment.
Background technology
The dismounting mode of existing machinery equipment component is all generally to adopt manual type, and traditional extracting tool is also comparatively simple instrument conventionally, and mode of operation is relatively backward, very imperfection.Particularly, for the detachable block that after heating, shrink-on is joined, depend merely on the existing tension that draws the instrument of tearing open, often cannot complete dismounting.Not only work difficulty is large, time-consuming, and inefficiency, is easy to defective work piece.At present, the mechanical part that adopts traditional approach dismounting hot jacket assembly technology to install, almost all can damage and scrap after dismounting.
Summary of the invention
For above the deficiencies in the prior art, the object of this invention is to provide a kind of hydraulic dismounting machine that adopts eddy-current heating and hydraulic jacking system to combine, can regulate arbitrarily height according to different operating place, be specially adapted to be difficult to because of interference fit the train of dismounting.
The object of the invention is by realizing by the following technical solutions:
Combined type lifting eddy-current heating changer, comprise that hydraulic pressure draws ejection device, control device and elevation and subsidence regulating device, described elevation and subsidence regulating device comprises vehicle frame and adjusting screw mandrel, regulates the upper end of screw mandrel to be provided with handwheel, and described hydraulic pressure draws ejection device by regulating screw mandrel to be connected with vehicle frame; Described hydraulic pressure draws ejection device to comprise hydraulic jack, pull bar, drag hook, inner housing, and described drag hook is connected with pull bar by positioning sleeve, and pull bar is connected with inner housing by pull bar splicing sleeve; Described inner housing is made as the columnar structured of hollow, hydraulic jack is connected with inner housing and fixes, the piston rod of hydraulic jack stretches into inner housing for holding in the cavity that is disassembled workpiece, the excircle of described inner housing is provided with solenoid, solenoid is connected with control device by wire, and the outer surface of described solenoid is provided with shell.
Described hydraulic jack is connected with inner housing with bull nose bolt and is fixed by jack flange.
Described vehicle frame is fixed on moveable carriage, is provided with castor below moveable carriage.
On described moveable carriage, be also provided with hydraulic power unit, hydraulic power unit is provided with valve body, and described hydraulic jack is provided with oil return opening and rises hydraulic fluid port, the valve body of described hydraulic power unit by pipeline respectively with the oil return opening of hydraulic jack with rise hydraulic fluid port and be connected.
Described control device is switch board, and switch board is connected with hydraulic power unit circuit by wire.
Described control device is switch board, and switch board is connected with electromagnetic coil circuit by wire.
The invention has the beneficial effects as follows: with respect to prior art, hydraulic dismounting machine of the present invention adopts electrical induction and hydraulic jacking system to combine, and can regulate arbitrarily height according to different operating place, is specially adapted to be difficult to because of interference fit the train of dismounting.The special dismantling device of the present invention can be widely used in the multiple ring-type hole shape METAL HEATING PROCESS dismounting such as bearing, main wheel, lining, axle sleeve, diameter ring, pulley, contractile ring, shaft joint, by adding thermal expansion, reach the object of interference dismounting, there is time and labour saving laborsaving, operating efficiency is high, environment friendly and pollution-free, the feature such as speed is fast.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further described:
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of switch board of the present invention.
In figure: 1, handwheel, 2, regulate screw mandrel, 3, pull bar, 4, drag hook, 5, solenoid, 6, pull bar splicing sleeve, 7, shell, 8, hydraulic jack, 9, jack flange, 10, piston rod, 11, bull nose bolt, 12, oil return opening, 13, rise hydraulic fluid port, 14, hydraulic power unit, 15, travelling car, 16, castor, 17, wire, 18, switch board, 19, vehicle frame, 20, pull bar positioning sleeve, 21, inner housing, 22, valve body, 23, be disassembled workpiece.
The specific embodiment
As shown in Figure 1, combined type lifting eddy-current heating changer, comprises that hydraulic pressure draws ejection device, control device and elevation and subsidence regulating device, and elevation and subsidence regulating device comprises vehicle frame 19 and regulates screw mandrel 2, regulate the upper end of screw mandrel 2 to be provided with handwheel 1, described hydraulic pressure draws ejection device by regulating screw mandrel 2 to be connected with vehicle frame 19.Hydraulic pressure draws ejection device to comprise hydraulic jack 8, pull bar 3, drag hook 4, inner housing 21, and drag hook 4 is connected with pull bar 3 by positioning sleeve 20, and pull bar 3 is connected with inner housing 21 by pull bar splicing sleeve 6.
Described inner housing 21 is made as the columnar structured of hollow, hydraulic jack 8 is connected and fixes with inner housing 21, the piston rod 10 of hydraulic jack 8 stretches into inner housing 21 for holding in the cavity that is disassembled workpiece 23, the excircle of described inner housing 21 is provided with solenoid 5, solenoid 5 is connected with control device by wire, and the outer surface of described solenoid 5 is provided with shell 7.
In the present embodiment, described hydraulic jack 8 is connected and fixes with inner housing 21 with bull nose bolt 11 by jack flange 9, and vehicle frame 19 is fixed on moveable carriage 15, is provided with castor 16 below moveable carriage 15.On moveable carriage 15, be also provided with hydraulic power unit 14, hydraulic power unit 14 is provided with valve body 22, and described hydraulic jack 8 is provided with oil return opening 12 and rises hydraulic fluid port 13, the valve body 22 of hydraulic power unit 14 by pipeline respectively with the oil return opening 12 of hydraulic jack 8 with rise hydraulic fluid port 13 and be connected.Described in the present embodiment, control device is switch board 18, and switch board 18 is connected with hydraulic power unit 14 and solenoid 5 circuit by wire 17.
The operation principle of eddy-current heating of the present invention is to utilize alternating current to produce alternating magnetic field, thereby alternating magnetic field produces eddy current, metal works is generated heat rapidly.In eddy-current heating process, the rising of temperature is just for the metal part of heated workpiece, and the non-metallic part of induction heater itself and heated workpiece there is no heat conduction.Temperature control is by the executive component control of switch board, powered-down automatically after being disassembled workpiece to be heated to setting value.Hydraulic power unit is made up of pump housing motor, pressure-control valve, pressure regulator valve, stop valve, hydraulicdirectional control valve etc., regulate the size of bearing load by control valve, show the size of force value by Pressure gauge, its maximum pressure≤63Mpa, high-pressure hose adopts snap joint to be connected with hydraulic jack, hydraulic oil injects jack inner chamber, and jack piston rod rising work needs only when raising or declining by controlling reversal valve commutation and can reach ideal effect.
When the present invention uses, first the serviceability rate of checkout facility, and heater circular shell is passed through to handwheel screw mandrel adjustable range, to be disassembled workpiece inserts in housing between two parties, assurance workpiece level is placed, according to voltage, indication connects power supply, check that whether ground connection is good, again according to the size of split workpiece, the required heat time is set, press start button, the energising of main frame electrical control cubicles, start heating, in the time being heated to the temperature of setting (maximum must not be greater than 280 ℃), press stop button, the power-off of main frame electrical control cubicles, (time is controlled to stop heating, main frame can quit work automatically), hydraulic power unit work immediately, be disassembled workpiece and fix termination by drag hook before, piston rod jacking, make to be disassembled the running of workpiece along with jack-up system, slowly outwards mobile, reach the required effect of tearing open of drawing.
The key technical indexes of the present invention: 50 tons of specified pulling force; Effective travel 500mm; Dismounting scope≤500mm, operating pressure 63Mpa, rated voltage 380V, rated current 157A, rated power 60KVA, heating-up temperature≤280 ℃, control mode has temperature control, time control and manual control.Before use, should connect power line, and check that whether earth connection is intact, whether electric pump station refuels.Product of the present invention uses L-HM32 antiwear hydraulic oil.After each use finishes, jack piston rod should be got back to former body height, cuts off the electricity supply.
Claims (6)
1. a combined type lifting eddy-current heating changer, it is characterized in that: described changer comprises that hydraulic pressure draws ejection device, control device and elevation and subsidence regulating device, described elevation and subsidence regulating device comprises vehicle frame (19) and regulates screw mandrel (2), regulate the upper end of screw mandrel (2) to be provided with handwheel (1), described hydraulic pressure draws ejection device by regulating screw mandrel (2) to be connected with vehicle frame (19); Described hydraulic pressure draws ejection device to comprise hydraulic jack (8), pull bar (3), drag hook (4), inner housing (21), described drag hook (4) is connected with pull bar (3) by positioning sleeve (20), and pull bar (3) is connected with inner housing (21) by pull bar splicing sleeve (6);
Described inner housing (21) is made as the columnar structured of hollow, hydraulic jack (8) is connected and fixes with inner housing (21), the piston rod (10) of hydraulic jack (8) stretches into inner housing (21) for holding in the cavity that is disassembled workpiece (23), the excircle of described inner housing (21) is provided with solenoid (5), solenoid (5) is connected with control device by wire, and the outer surface of described solenoid (5) is provided with shell (7).
2. combined type lifting eddy-current heating changer according to claim 1, is characterized in that: described hydraulic jack (8) is connected and fixes with inner housing (21) with bull nose bolt (11) by jack flange (9).
3. combined type lifting eddy-current heating changer according to claim 1 and 2, is characterized in that: it is upper that described vehicle frame (19) is fixed on moveable carriage (15), is provided with castor (16) below moveable carriage (15).
4. combined type lifting eddy-current heating changer according to claim 3, it is characterized in that: on described moveable carriage (15), be also provided with hydraulic power unit (14), hydraulic power unit (14) is provided with valve body (22), described hydraulic jack (8) is provided with oil return opening (12) and rises hydraulic fluid port (13), the valve body (22) of described hydraulic power unit (14) by pipeline respectively with the oil return opening (12) of hydraulic jack (8) with rise hydraulic fluid port (13) and be connected.
5. combined type lifting eddy-current heating changer according to claim 4, is characterized in that: described control device is switch board (18), and switch board is connected with hydraulic power unit (14) circuit by wire (17).
6. combined type lifting eddy-current heating changer according to claim 1, is characterized in that: described control device is switch board (18), and switch board is connected with solenoid (5) circuit by wire (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410112094.1A CN103878530A (en) | 2014-03-24 | 2014-03-24 | Combined type lifting induction heating disassembling-assembling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410112094.1A CN103878530A (en) | 2014-03-24 | 2014-03-24 | Combined type lifting induction heating disassembling-assembling machine |
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| CN103878530A true CN103878530A (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410112094.1A Pending CN103878530A (en) | 2014-03-24 | 2014-03-24 | Combined type lifting induction heating disassembling-assembling machine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148881A (en) * | 2014-07-31 | 2014-11-19 | 泰州市明峰电器设备厂 | Integrated wheel-set labyrinth and bushing dismounting device |
| CN107214471A (en) * | 2017-06-30 | 2017-09-29 | 天津市中重科技工程有限公司 | It is large-scale to link the quick method for dismounting of shaft coupling without key |
| CN107891246A (en) * | 2016-11-17 | 2018-04-10 | 国网山东省电力公司新泰市供电公司 | A kind of cap nut heater and method |
| CN110722345A (en) * | 2019-12-09 | 2020-01-24 | 朱同心 | Multifunctional large-scale coupling quick dismounting device |
| CN111226500A (en) * | 2017-10-10 | 2020-06-02 | 西门子股份公司 | Induction heating with flexible heating sheath for assembly or disassembly of components in turbine engines |
| CN113118732A (en) * | 2019-12-30 | 2021-07-16 | 武汉恒发科技有限公司 | Vacuum pump dismounting device, vacuum pump dismounting method and vacuum pump mounting method |
| CN114871989A (en) * | 2022-04-08 | 2022-08-09 | 吉林大学 | Jaw type diameter-variable resistance wire heating shaft sleeve dismounting device |
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| SU556025A1 (en) * | 1975-12-08 | 1977-04-30 | Краматорский Индустриальный Институт | Installation for heating bandages during dismantling and installation |
| RU2119421C1 (en) * | 1992-12-18 | 1998-09-27 | Анатолий Сергеевич Лисовой | Device for mounting and dismounting of shrink-fitted articles |
| CN2734427Y (en) * | 2004-08-23 | 2005-10-19 | 涟源钢铁集团有限公司 | Dismounting trammer |
| CN201776286U (en) * | 2010-07-13 | 2011-03-30 | 上海攀枝花机械厂 | Ring-shaped roller mould induction heating device on cold-rolling tube mill |
| CN202180324U (en) * | 2010-08-30 | 2012-04-04 | 中冶天工上海十三冶建设有限公司 | Device for dismounting bearing by resistance wire heating |
| CN103203585A (en) * | 2013-03-28 | 2013-07-17 | 四川长虹电器股份有限公司 | Damage-free compressor rotor heat jacket assembly disassembling device |
| CN203875557U (en) * | 2014-03-24 | 2014-10-15 | 江苏江北液压机械制造有限公司 | Combined type lifting induction heating dismounting and mounting machine |
-
2014
- 2014-03-24 CN CN201410112094.1A patent/CN103878530A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU556025A1 (en) * | 1975-12-08 | 1977-04-30 | Краматорский Индустриальный Институт | Installation for heating bandages during dismantling and installation |
| RU2119421C1 (en) * | 1992-12-18 | 1998-09-27 | Анатолий Сергеевич Лисовой | Device for mounting and dismounting of shrink-fitted articles |
| CN2734427Y (en) * | 2004-08-23 | 2005-10-19 | 涟源钢铁集团有限公司 | Dismounting trammer |
| CN201776286U (en) * | 2010-07-13 | 2011-03-30 | 上海攀枝花机械厂 | Ring-shaped roller mould induction heating device on cold-rolling tube mill |
| CN202180324U (en) * | 2010-08-30 | 2012-04-04 | 中冶天工上海十三冶建设有限公司 | Device for dismounting bearing by resistance wire heating |
| CN103203585A (en) * | 2013-03-28 | 2013-07-17 | 四川长虹电器股份有限公司 | Damage-free compressor rotor heat jacket assembly disassembling device |
| CN203875557U (en) * | 2014-03-24 | 2014-10-15 | 江苏江北液压机械制造有限公司 | Combined type lifting induction heating dismounting and mounting machine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148881A (en) * | 2014-07-31 | 2014-11-19 | 泰州市明峰电器设备厂 | Integrated wheel-set labyrinth and bushing dismounting device |
| CN107891246A (en) * | 2016-11-17 | 2018-04-10 | 国网山东省电力公司新泰市供电公司 | A kind of cap nut heater and method |
| CN107214471A (en) * | 2017-06-30 | 2017-09-29 | 天津市中重科技工程有限公司 | It is large-scale to link the quick method for dismounting of shaft coupling without key |
| CN111226500A (en) * | 2017-10-10 | 2020-06-02 | 西门子股份公司 | Induction heating with flexible heating sheath for assembly or disassembly of components in turbine engines |
| CN111226500B (en) * | 2017-10-10 | 2022-04-08 | 西门子能源全球两合公司 | Induction heating for assembly or disassembly of components in a turbine engine |
| CN110722345A (en) * | 2019-12-09 | 2020-01-24 | 朱同心 | Multifunctional large-scale coupling quick dismounting device |
| CN113118732A (en) * | 2019-12-30 | 2021-07-16 | 武汉恒发科技有限公司 | Vacuum pump dismounting device, vacuum pump dismounting method and vacuum pump mounting method |
| CN114871989A (en) * | 2022-04-08 | 2022-08-09 | 吉林大学 | Jaw type diameter-variable resistance wire heating shaft sleeve dismounting device |
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Application publication date: 20140625 |
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