CN204381796U - Mobile hydraulic integral wheel pin demountor - Google Patents
Mobile hydraulic integral wheel pin demountor Download PDFInfo
- Publication number
- CN204381796U CN204381796U CN201420857138.9U CN201420857138U CN204381796U CN 204381796 U CN204381796 U CN 204381796U CN 201420857138 U CN201420857138 U CN 201420857138U CN 204381796 U CN204381796 U CN 204381796U
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- jack
- screw rod
- open
- pin
- nut
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Abstract
The utility model relates to a kind of mobile hydraulic integral wheel pin demountor, it is characterized in that: coordinate to be provided with stretch-draw jack (4) and tear wheel component open and tear pin parts open, described stretch-draw jack (4) is by outer shell (5), middle cylinder (6), inner prop (7), front screw plug (8), rear spiral wall (9), drive end bearing bracket (10), rear end cap (11), piston (12), nut (13), fuel inlet fitting (14) forms, described wheel component of tearing open includes pulling claw (15), cam base plate (16), guide pad (17), adjustment screw rod (18), bear screw rod (19), triangle cross-arm (20), band handle long bolt (21), swivel nut (22) and guard shield (24) composition, described tears pin parts open by pushing up cylinder (30), welded nut (31), transition screw rod (32), long bolt (21), swivel nut (22) forms.The utility model can realize a tractor serves several purposes, can dismantle the pin shaft parts of all size, can dismantle again the rigidity wheel-class parts of all size.
Description
Technical field
The utility model belongs to mechanical equipment technical field, particularly relates to a kind of mobile hydraulic integral wheel pin demountor.
Background technology
Along with the high speed developments of industry such as coal, boats and ships, electric power and the raising of Design of Mechanical Product manufacture level, the kind of main equipment gets more and more, and the connection bearing pin between each structure member, drive, shaft coupling, bearing equal-specification are also increasing.When main equipment keeps in repair, the dismantlement work of these parts has become a very stubborn problem.Conventional pin removal and take off trochus function singleness, comprehensive, versatility extreme difference, manual operation operation is many, and inefficiency is wasted time and energy.Therefore develop a kind of special equipment and solve this difficult problem, all there is realistic meaning to the maintenance of colliery, boats and ships, power equipment and other heavy duty equipments.
Summary of the invention
The purpose of this utility model is the deficiency for above-mentioned current technology, provides one to realize a tractor serves several purposes, can dismantle the pin shaft parts of all size, can dismantle again the mobile hydraulic integral wheel pin demountor of the rigidity wheel-class parts of all size.Realizing the technical scheme that the purpose of this utility model takes is: a kind of mobile hydraulic integral wheel pin demountor, include by air-driven hydraulic pump, hydraulic crane arm, hydraulic crane, stretch-draw jack, stretch-draw jack is fixed on hydraulic crane arm, can move with hydraulic crane, it is characterized in that: coordinate with stretch-draw jack to be provided with and tear wheel component open and tear pin parts open, described stretch-draw jack is by outer shell, middle cylinder, inner prop, front screw plug, rear spiral wall, drive end bearing bracket, rear end cap, piston, nut, the compositions such as fuel inlet fitting, outer shell and inner prop pass through rear end cap, rear spiral wall and nut are connected as a single entity, drive end bearing bracket, front screw plug and seal are connected as a single entity by screw thread and outer shell, middle cylinder and piston are connected as a single entity by screw thread, and the hydraulic oil that air-driven hydraulic pump produces enters before and after piston by oil pipe and fuel inlet fitting, makes outer shell and inner prop etc. and middle cylinder relative movement, thus drive the special-purpose member motion of tearing wheel or pin open, described wheel component of tearing open includes pulling claw, cam base plate, guide pad, adjustment screw rod, bear screw rod, triangle cross-arm, long bolt, swivel nut, handle and guard shield composition, three pulling claws are loaded by three guide pads in the corresponding gathering sill of cam base plate, guide pad is connected as a single entity by screw and cam base plate, pulling claw can be moved by adjustment screw rod in cam base plate gathering sill, so that the opening dimension of the size adjustment pulling claw according to dismounting rigid wheel, cam base plate front end face there is scale, the numeral that scale is corresponding is the diameter that pulling claw opens, numeral in parantheses is wheel diameter size to be torn open.Cam base plate bears screw rod with triangle cross-arm with being threaded and ensureing that cam base plate is parallel with triangle cross-arm by three.Three bear screw rod and join merga pass six holding screws respectively with jack firm banking bearing bore and jack stationary gland bearing bore and fix, make to tear wheel component open and jack outer shell is fixed together, swivel nut is fixed together by cylinder in two screws and jack, long bolt with handle is screwed in swivel nut by jack centre bore, and long bolt front end contacts with the supporting axle end of rigid wheel to be removed.The outwards movement of jack outer shell, drive triangle cross-arm, bear screw rod, cam base plate, pulling claw and rigid wheel move.Meanwhile, hydraulic crane also follows movement.Guard shield plays safeguard protection effect.Must cover during work, guarantee safety.
Described tear open pin parts by pushing up cylinder, welded nut, transition screw rod, long bolt, swivel nut form, the bearing bore body end contact of cylinder front end, top and pin to be torn open, can relative movement in the endoporus that jack inner prop is inserted in rear end, (the top cylinder shaft shoulder and middle cylinder front end face close contact all the time).Welded nut (selecting suitable nut specification according to the value of thrust that the diameter of pin to be torn open, cooperation and screw thread bear etc.) is together with pin end face weld to be torn open, transition screw front end is screwed in welded nut, rear end is threaded with long bolt, swivel nut is contained in the inner prop endoporus of jack rear end, and long bolt is first screwed into after in swivel nut and is connected with transition screw rod.When outer shell moves backward, swivel nut is outwards movement together with long bolt, and long bolt is pulled outside pin by transition screw rod and welded nut and moves.Meanwhile, hydraulic crane also follows movement.
The utility model can realize a tractor serves several purposes, can dismantle the pin shaft parts of all size, can dismantle again the rigidity wheel-class parts of all size; This equipment has the features such as structure is simple, easy to use, removable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is stretch-draw jack and the structural representation tearing wheel component open in the utility model;
Fig. 3 is stretch-draw jack and the structural representation tearing pin parts open in the utility model;
Fig. 4 is the structural representation of guide pad in the utility model;
Fig. 5 is the front view of pulling claw in the utility model;
Fig. 6 is the top view of pulling claw in the utility model;
Fig. 7 is the side view of pulling claw in the utility model;
Fig. 8 is the structural representation of the utility model intermediate cam base plate;
Fig. 9 is the front view of the utility model intermediate cam cross-arm structural representation;
Figure 10, be the side view of the utility model intermediate cam cross-arm structural representation.
In figure, 1, air-driven hydraulic pump, 2, hydraulic crane arm, 3, hand-hydraulic crane, 4, stretch-draw jack, 5, outer shell, 6, middle cylinder, 7, inner prop, 8, front screw plug, 9, rear spiral wall, 10, drive end bearing bracket, 11, rear end cap, 12, piston, 13, nut, 14, fuel inlet fitting, 15, pulling claw, 16, cam base plate, 17, guide pad, 18, adjustment screw rod, 19, bear screw rod, 20, triangle cross-arm, 21, long bolt, 22, swivel nut, 23, gathering sill, 24, guard shield, 25, screw, 26, jack firm banking, 27, jack stationary gland, 28, clamp nut, 29, screw, 30, top cylinder, 31, welded nut, 32, transition screw rod.
Detailed description of the invention
With reference to accompanying drawing, a kind of mobile hydraulic integral wheel pin demountor, include air-driven hydraulic pump 1, hydraulic crane arm 2, hydraulic crane 3, stretch-draw jack 4, stretch-draw jack 4 is fixed on hydraulic crane arm 2, can move with hydraulic crane 3, it is characterized in that: coordinate with stretch-draw jack 4 to be provided with and tear wheel component open and tear pin parts open, described stretch-draw jack 4 is by outer shell 5, middle cylinder 6, inner prop 7, front screw plug 8, rear spiral wall 9, drive end bearing bracket 10, rear end cap 11, piston 12, nut 13, composition such as fuel inlet fitting 14 grade, outer shell 5 and inner prop 7 are by rear end cap 11, rear spiral wall 9 and nut 13 are connected as a single entity, drive end bearing bracket 10, front screw plug 8 and seal are connected as a single entity by screw thread and outer shell 5, middle cylinder 6 is connected as a single entity by screw thread with piston 12, and the hydraulic oil that air-driven hydraulic pump 1 produces is entered before and after piston 12 by oil pipe and fuel inlet fitting 14, makes outer shell 5 and inner prop 7 etc. and the relative movement of middle cylinder 6, thus drives the special-purpose member motion of tearing wheel or pin open, described wheel component of tearing open includes pulling claw 15, cam base plate 16, guide pad 17, adjustment screw rod 18, bear screw rod 19, triangle cross-arm 20, long bolt 21, swivel nut 22, and guard shield 24 forms, three pulling claws 15 load in the corresponding gathering sill 23 of cam base plate 16 by three guide pads 17, guide pad 17 is connected as a single entity by screw 25 and cam base plate 16, pulling claw 15 can be moved by adjustment screw rod 18 in cam base plate 16 gathering sill 23, so that the opening dimension of the size adjustment pulling claw 15 according to dismounting rigid wheel, cam base plate front end face there is scale, the numeral that scale is corresponding is the diameter that pulling claw opens, numeral in parantheses is wheel diameter size to be torn open.Cam base plate 16 bears screw rod 19 with triangle cross-arm 20 with being threaded and ensureing that cam base plate 16 is parallel with triangle cross-arm 20 by three.Three bear screw rod 19 and join merga pass six clamp nuts 28 respectively with jack firm banking 26 bearing bore and jack stationary gland 27 bearing bore and fix, make to tear wheel component open and jack outer shell 5 is fixed together, swivel nut 22 is fixed together by two screws 29 and cylinder 6 in jack, long bolt 21 with handle is screwed in swivel nut 22 by jack centre bore, and long bolt 21 front end contacts with the supporting axle end of rigid wheel to be removed.Jack outer shell 5 outwards movement, drive triangle cross-arm 20, bear screw rod 19, cam base plate 16, pulling claw 15 and rigid wheel move.Meanwhile, hydraulic crane 3 also follows movement.Guard shield 24 plays safeguard protection effect.Must cover during work, guarantee safety.
Described tear open pin parts by pushing up cylinder 30, welded nut 31, transition screw rod 32, long bolt 21, swivel nut 22 form, the bearing bore body end contact of cylinder 30 front end, top and pin to be torn open, can relative movement in the endoporus that jack inner prop 7 is inserted in rear end, (top cylinder 30 shaft shoulder and middle cylinder 6 front end face close contact all the time).The values of thrust that welded nut 31(bears according to the diameter of pin to be torn open, cooperation and screw thread etc. select suitable nut specification) together with pin end face weld to be torn open, transition screw rod 32 front end is screwed in welded nut 31, rear end is threaded with long bolt 21, swivel nut 22 is contained in inner prop 7 endoporus of jack rear end, and long bolt 21 is first screwed into after in swivel nut 22 and is connected with transition screw rod 32.When outer shell 5 moves backward, swivel nut 22 is outwards movement together with long bolt 21, and long bolt 21 is pulled outside pin by transition screw rod 32 and welded nut 31 and moves.Meanwhile, hydraulic crane also follows movement.
Operating process of the present utility model is as follows:
Dismounting rigid wheel:
1, demountor (containing annex) is moved to job site, air-driven hydraulic pump is moved on to place of safety (tubing length 5 meters above hydraulic crane case lid, forbid at hydraulic crane case lid top-operation air-driven hydraulic pump), connect compressed air hose and cylinder in jack is return position.Then, connect tearing wheel component and annex and jack open.According to the diameter of rigid wheel to be torn open, adjust with electronic or pneumatic impact spanner the size that three pulling claws open by scale respectively and be greater than wheel diameter, according to the height of rigid wheel to be torn open, hydraulic pump lever is pulled with hand, to hydraulic cylinder fuel feeding, realize hydraulic cylinder piston rod to stretch out, whole demountor is risen overally, until long bolt center is taken turns subcenter and substantially overlapped with waiting to tear open.
2, maximum according to the size adjustment front-wheel outreach of working space.Now, available electronic or pneumatic impact spanner rotates the ball screw being positioned at front end cross beam center and makes bulb bearing kiss the earth and make two front-wheels leave ground, unscrews front wheel arm holding screw, adjusts the distance that two front-wheels stretch out and reaches maximum.Then, front wheel arm holding screw is tightened.
3, promoting whole demountor makes pulling claw move to wheel cylindrical place to be torn open, by the size scale in parantheses, make three pulling claw rod bodies contact with wheel cylindrical to be torn open respectively by adjustment screw rod and (will ensure that three pulling claw shafts are inner basic in same scale value, otherwise, adjust the position of tearing wheel component open), then, rotate long bolt its front end is contacted with the supporting axle end of rigid wheel to be removed hold out against and the end contact of pulling claw leading section and wheel to be torn open is compressed.Now, if occur because of ground is uneven or wait tear open wheel axis with ground not parallel and make hydraulic crane universal wheel leave ground or the situation of interference time, the position that the oil return switch that available hand unscrews hydraulic hand-pump makes the position of demountor determine according to cam base plate assembly and rigid wheel to be torn open is readjusted once.Then, the oil return switch (must guarantee that in time tearing wheel open and soon depart from from back shaft the oil return switch of hydraulic hand-pump is in closed condition, otherwise, there will be security incident) of hydraulic hand-pump is tightened.
4, safety guard is covered tear wheel component open, make provision against emergencies, guarantee personal safety.
5, air-driven hydraulic pump is handled, to jack fuel feeding, jack outer shell, triangle cross-arm, inner prop and hydraulic crane together relative to the outwards movement of middle cylinder, middle cylinder and long bolt and support the axle relative motionless (rigid wheel of dismounting main equipment) of wheel to be torn open, like this, wheel is extracted.Handle air-driven hydraulic pump, to the reverse fuel feeding of jack, make the middle cylinder of jack return to initial position relative to outer shell, a working cycles terminates.If rigid wheel is thicker, single tension is not all extracted, then promote hydraulic crane and move to wheel direction to be torn open, then repeat above-mentioned action, until pulled down by wheel.Then, unscrew the oil return switch of hand-hydraulic cylinder, demountor being dropped to the end contacts with block rubber.Now, removable demountor leaves job site and is shifted out by wheel.
Dismounting rigid pins:
1, first, demountor is connected by tearing pin operating mode open.Then, select suitable welded nut specification according to situations such as the pulling force (screw thread bears value of thrust and is about M30:50-55T, M36:70-75T, M42:95-100T, M48:130-140T) that the diameter of pin to be torn open, cooperation and screw thread bear, with pin end face weld to be torn open together (use special welding rod that weld strength should be reached or a little less than welded nut intensity) the transition axis corresponding with welded nut is screwed in welded nut.
2, demountor (containing annex) is moved to job site, air-driven hydraulic pump is moved on to place of safety (tubing length 5 meters above hydraulic crane case lid, forbid at hydraulic crane case lid top-operation air-driven hydraulic pump), connect compressed air hose and cylinder in jack is return position.Then, top tube rear end is inserted in the bearing bore of jack inner prop, according to the height of rigid pins to be torn open, pull hydraulic pump lever with hand, whole demountor is risen overally, until long bolt center (Huo Dingtong center) overlaps substantially with pin center to be torn open.
3, maximum according to the size adjustment front-wheel outreach of working space.Now, available electronic or pneumatic impact spanner rotates the ball screw being positioned at front end cross beam center and makes bulb bearing kiss the earth and make two front-wheels leave ground, unscrews front wheel arm holding screw, adjusts the distance that two front-wheels stretch out and reaches maximum.Then, front wheel arm holding screw is tightened.
4, to rotate in screw that long bolt makes long bolt front end be screwed into transition screw rod and to tighten (by finely tuning the position of hydraulic crane, being screwed into smoothly).Then, rotary threaded sleeve makes it contact and compresses jack rear spiral wall.Now, if occur because of ground is uneven or wait tear open pin axis with ground not parallel and make hydraulic crane universal wheel leave ground or situation of interfering time, the oil return switch that available hand unscrews hydraulic hand-pump makes the position of demountor readjust once according to pushing up the position that cylinder and rigid pins to be torn open determine.Then, the oil return switch (must guarantee that in time tearing wheel open and soon depart from from back shaft the oil return switch of hydraulic hand-pump is in closed condition, otherwise, there will be security incident) of hydraulic hand-pump is tightened.
5, air-driven hydraulic pump is handled, to jack fuel feeding, jack outer shell, long bolt, swivel nut, inner prop and hydraulic crane are together relative to the outwards movement of middle cylinder, and middle cylinder and push up cylinder and supports the bearing bore body relative motionless (rigid pins of dismounting main equipment) of pin to be torn open, like this, pin is extracted.Handle air-driven hydraulic pump, to the reverse fuel feeding of jack, make the middle cylinder of jack return to initial position relative to outer shell, a working cycles terminates.If rigid pins is long, single tension is not all extracted, then promote hydraulic crane and move to pin direction to be torn open, then rotary threaded sleeve makes it contact and compresses jack rear spiral wall.Repeat above-mentioned action, until pulled down by pin.Then, unscrew the oil return switch of hand-hydraulic cylinder, demountor being dropped to the end contacts with cushion block block.Now, removable demountor leaves job site and is shifted out by pin.
Claims (1)
1. a mobile hydraulic integral wheel pin demountor, include air-driven hydraulic pump (1), hydraulic crane arm (2), hydraulic crane (3), stretch-draw jack (4), stretch-draw jack (4) is fixed on hydraulic crane arm (2), can move with hydraulic crane (3), it is characterized in that: coordinate to be provided with stretch-draw jack (4) and tear wheel component open and tear pin parts open, described stretch-draw jack (4) is by outer shell (5), middle cylinder (6), inner prop (7), front screw plug (8), rear spiral wall (9), drive end bearing bracket (10), rear end cap (11), piston (12), nut (13), fuel inlet fitting (14) forms, outer shell (5) and inner prop (7) are by rear end cap (11), rear spiral wall (9) and nut (13) are connected as a single entity, drive end bearing bracket (10), front screw plug (8) and seal are connected as a single entity by screw thread and outer shell (5), middle cylinder (6) and piston (12) are connected as a single entity by screw thread, described wheel component of tearing open includes pulling claw (15), cam base plate (16), guide pad (17), adjustment screw rod (18), bear screw rod (19), triangle cross-arm (20), band handle long bolt (21), swivel nut (22) and guard shield (24) composition, three pulling claws (15) are loaded by three guide pads (17) in the corresponding gathering sill (23) of cam base plate (16), guide pad (17) is connected as a single entity by screw (25) and cam base plate (16), pulling claw (15) can be moved by adjustment screw rod (18) in cam base plate (16) gathering sill (23), so that the opening dimension of size adjustment pulling claw (15) according to dismounting rigid wheel, cam base plate (16) front end face there is scale, cam base plate (16) bears screw rod (19) with triangle cross-arm (20) with being threaded and ensureing that cam base plate (16) is parallel with triangle cross-arm (20) by three, three bear screw rod (19) and join merga pass six clamp nuts (28) fixing respectively with jack firm banking (26) bearing bore and jack stationary gland (27) bearing bore, make to tear wheel component open and jack outer shell (5) is fixed together, swivel nut (22) is fixed together by two screws (29) and cylinder (6) in jack, long bolt (21) with handle is screwed in swivel nut (22) by jack centre bore, described tears pin parts open by pushing up cylinder (30), welded nut (31), transition screw rod (32), long bolt (21), swivel nut (22) forms, the bearing bore body end contact of cylinder (30) front end, top and pin to be torn open, can relative movement in the endoporus that jack inner prop (7) is inserted in rear end, welded nut (31) is together with pin end face weld to be torn open, transition screw rod (32) front end is screwed in welded nut (31), rear end is threaded with long bolt (21), swivel nut (22) is contained in inner prop (7) endoporus of jack rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857138.9U CN204381796U (en) | 2014-12-30 | 2014-12-30 | Mobile hydraulic integral wheel pin demountor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420857138.9U CN204381796U (en) | 2014-12-30 | 2014-12-30 | Mobile hydraulic integral wheel pin demountor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204381796U true CN204381796U (en) | 2015-06-10 |
Family
ID=53354551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420857138.9U Withdrawn - After Issue CN204381796U (en) | 2014-12-30 | 2014-12-30 | Mobile hydraulic integral wheel pin demountor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204381796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798593A (en) * | 2014-12-30 | 2016-07-27 | 山东交通学院 | Movable hydraulic comprehensive wheel and pin dismounting machine |
-
2014
- 2014-12-30 CN CN201420857138.9U patent/CN204381796U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105798593A (en) * | 2014-12-30 | 2016-07-27 | 山东交通学院 | Movable hydraulic comprehensive wheel and pin dismounting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150610 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |