CN205928484U - Electronic horse ware that draws of many functions - Google Patents

Electronic horse ware that draws of many functions Download PDF

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Publication number
CN205928484U
CN205928484U CN201620905096.0U CN201620905096U CN205928484U CN 205928484 U CN205928484 U CN 205928484U CN 201620905096 U CN201620905096 U CN 201620905096U CN 205928484 U CN205928484 U CN 205928484U
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CN
China
Prior art keywords
gear
hook
threaded rod
shaft
bearing
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.)
Expired - Fee Related
Application number
CN201620905096.0U
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Chinese (zh)
Inventor
涂文兵
何海斌
罗丫
王朝兵
唐晓红
张正良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
East China Jiaotong University
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East China Jiaotong University
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Filing date
Publication date
Application filed by East China Jiaotong University filed Critical East China Jiaotong University
Priority to CN201620905096.0U priority Critical patent/CN205928484U/en
Application granted granted Critical
Publication of CN205928484U publication Critical patent/CN205928484U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an electronic horse ware that draws of many functions is mainly cut somebody's hair etc. By motor, case lid, antifriction bearing, axle sleeve, shaft coupling, parallel key, gear, gear shaft, box, jackshaft, output shaft, threaded rod, stop nut, pan head screw, horizontal pole, arm claw, pin, hook seat, hook, top and constitutes. Should draw the horse ware rotatory with the help of the motor, and through driving the threaded rod motion after the second grade gear reduction, cut somebody's hair the top and withstand an axle type part terminal surface or a frame, the hook that utilize the arm claw that links to each other with the horizontal pole, links to each other with the hook seat and the relative motion of threaded rod dismantle inner circle and axle type part interference fit's bearing, outer lane and bearing frame interference fit's a bearing respectively. Because of adopting electronic form to have the claw hook of two claw formula arm claws, two kinds of forms of three -jaw formula claw hook, compare with prior art, should draw inner circle that the horse ware can dismantle different models and an axle type part interference fit, outer lane and bearing frame interference fit's bearing, have advantages such as province's manpower, efficient and range of application guangZhou.

Description

A kind of multi-function electronic thruster
Technical field
This utility model is related to a kind of bearing puller, more particularly, to a kind of multi-function electronic thruster.
Background technology
Bearing is the extremely wide important mechanical basic part of application, typically by outer ring, inner ring, rolling element and retainer four It is grouped into.Its function is supporting machinery rotary body, reduces the friction in motor process and the rotating accuracy ensureing rotary body.
Bearing mainly has inner ring and axial workpiece interference fit and outer ring and two kinds of assembling forms of bearing block interference fit.Axle The installation of bearing when holding installation, can be realized using heating or the method tapping.Bearing need to be dismantled in maintenance or maintained equipment, but Often there is inconvenience and use heating, the problems such as hammering method is restricted and taps fragile bearing.Thruster is also referred to as thruster, It is widely used in the dismounting of fastenings on shaft coupling, gear, bearing and belt wheel isometry.Thruster can be divided into screw rod by pushing tow mode Formula and jack type.The power of screw rod type jack device mainly uses manpower, the power of Jack-type Rama device mainly by The pressure of hydraulic oil.Utility model patent CN201521052970.2 discloses a kind of adjustable automatic fixing axle and bears horse Device, its structure is:Crossbeam center is provided with the screwed hole matching with main thread bar, and crossbeam two ends are provided with adjustment sheet, adjustment sheet one End is connected with crossbeam, and the adjustment sheet other end is connected with hook bar, and adjustment sheet one end is provided with fixing nut, and the other end is provided with tune Section fixing nut, in the middle of hook bar, the body of rod is provided with regulating tank, and hook bar upper end is provided with hook head, and hook bar bottom is provided with hook Clamping part, regulating tank is provided with regulation fixed lobe.This utility model is torn open using the relative motion of main thread bar and claw hook bar Bearing, though structure is simple, easy to operate, use manpower, time-consuming, the suitability is not strong, bearing inner race and axle class can only be dismantled The bearing of part interference fit, and the bearing of outer ring and bearing block interference fit can not be dismantled.
Content of the invention
In order to overcome the bearing puller described in background technology can only dismantle single assembling form bearing and waste time and energy Problem, this utility model provides a kind of multi-function electronic thruster, this thruster by motor rotation as power source, pass through Deceleration device is slowed down, and the output shaft of deceleration device drives threaded rod to rotate, and the end face of axle or frame is lived on the pushing tow crown, can adopt Dismantle the inner ring of different model and the axle of axial workpiece interference fit, outer ring and bearing block interference fit with arm pawl, claw hook respectively Hold.
This utility model solves the technical scheme that its technical problem adopted and includes:Motor, case lid, bolt I, rolling bearing Ith, axle sleeve I, shaft coupling, flat key I, gear I, gear shaft, casing, jackshaft, gear II, flat key II, rolling bearing II, axle sleeve IIth, gear III, flat key III, output shaft, bolt II, threaded rod, stop nut, flat head screw, cross bar, arm pawl, pin, hook Seat, hook, pushing tow head.Motor is fixed on case lid by spring washer and bolt I;Gear shaft passes through shaft coupling and motor shaft phase Even;Gear shaft is meshed with gear I composition gear mesh;Gear I is connected with jackshaft by flat key I;Gear II passes through flat key II It is connected with jackshaft;Axle sleeve I is coordinated for gap with jackshaft;Rolling bearing I inner ring is connected for interference fit with jackshaft, and leads to Cross axle sleeve I and compress gear I, gear II respectively;Rolling bearing I outer ring carries out interference fit with the dead eye of casing, case lid respectively Connect;Gear II is meshed with gear III composition gear mesh;Gear III is connected with output shaft by flat key III;Shaft sleeve II and output Axle coordinates for gap;Rolling bearing II inner ring is connected for interference fit with output shaft, and compresses gear III by shaft sleeve II;Roll Bearing II outer ring carries out interference fit with the dead eye of casing, case lid respectively and is connected;Case lid and casing are by spring washer and bolt II 19 are fixed together;Threaded rod is attached by screw thread with the end of output shaft;Stop nut forms spiral with threaded rod Pair, stop nut can move around threaded rod;Cross bar forms screw pair with threaded rod, and cross bar can move around threaded rod;Arm pawl and horizontal stroke Bar coordinates for gap, and arm pawl can move on cross bar and rotate, and can be fixed in place by flat head screw;Hook Pawl seat forms screw pair with threaded rod, and hook seat can move around threaded rod;Hook is connected composition three-jaw by pin with hook seat Formula claw hook, hook can be around pin rotation;Pushing tow head is fixed together by screw thread with screw thread boom end.
This utility model, compared with background technology, has an advantageous effect in that:
(1)This utility model is to provide power using the rotation of motor with the maximum difference of other like products, Time saving and energy saving, efficiency high.
(2)Available arm pawl and three-pawl type claw hook dismantle the inner ring of different model and axial workpiece interference fit and outer respectively Circle and the bearing of bearing block interference fit.
This thruster compact conformation, easy to operate, time saving and energy saving, strong applicability, dependable performance.It is applied to inner ring or outer ring Dismounting occasion with parts interference fit form bearing.
Brief description
Fig. 1 is principle schematic diagram. of the present utility model.
Fig. 2 is overall structure diagram of the present utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown in Figures 1 and 2, this utility model includes motor 1, case lid 2, bolt I 3, rolling bearing I 4, axle sleeve I 5, shaft coupling 6, flat key I 7, gear I 8, gear shaft 9, casing 10, jackshaft 11, gear II 12, flat key II 13, rolling bearing II 14, shaft sleeve II 15, gear III 16, flat key III 17, output shaft 18, bolt II 19, threaded rod 20, stop nut 21, flat head screw 22, cross bar 23, arm pawl 24, pin 25, hook seat 26, hook 27, pushing tow head 28.
Motor 1 is fixed on case lid 2 by spring washer and bolt I 3;Gear shaft 9 passes through shaft coupling 6 and motor 1 output shaft It is connected;Gear shaft 9 is meshed with gear I 8 composition gear mesh;Gear I 8 is connected with jackshaft 11 by flat key I 7;Gear II 12 It is connected with jackshaft 11 by flat key II 13;Axle sleeve I 5 is coordinated for gap with jackshaft 11;Rolling bearing I 4 inner ring and jackshaft 11 connect for interference fit, and compress gear I 8, gear II 12 respectively by axle sleeve I 5;Rolling bearing I 4 outer ring respectively with casing 10th, the dead eye of case lid 2 carries out interference fit connection;Gear II 12 is meshed with gear III 16 composition gear mesh;Gear III 16 It is connected with output shaft 18 by flat key III 17;Shaft sleeve II 15 is coordinated for gap with output shaft 18;Rolling bearing II 14 inner ring with defeated Shaft 18 connects for interference fit, and compresses gear III 16 by shaft sleeve II 15;Rolling bearing II 14 outer ring respectively with casing 10, The dead eye of case lid 2 carries out interference fit connection;Case lid 2 is fixed together by spring washer and bolt II 19 with casing 10;Spiral shell Rasp bar 20 is attached by screw thread with the end of output shaft 18;Stop nut 21 forms screw pair, spacing spiral shell with threaded rod 20 Female 21 can move around threaded rod 20;Cross bar 23 forms screw pair with threaded rod 20, and cross bar 23 can move around threaded rod 20;Arm pawl 24 Coordinate for gap with cross bar 23, arm pawl 24 can move on cross bar 23 and rotate, and can be by flat head screw 22 in suitable position Put and be fixed;Hook seat 26 and threaded rod 20 screw pair, hook seat 26 can move around threaded rod 20;Hook 27 passes through pin 25 It is connected composition three-pawl type claw hook with hook seat 26, hook 27 can rotate around pin 25;Pushing tow head 28 is passed through with threaded rod 20 end Screw thread is fixed together.
Operation principle of the present utility model is as follows:
When dismantling the bearing of bearing inner race and axial workpiece interference fit, hook 27 is turned to away from pushing tow head 28 Position, withstands the end face of axial workpiece with pushing tow head 28, and the position of rotary hook pawl seat 26 to close pushing tow head 28, with pushing tow head 28 Withstand the end face of axial workpiece, and rotate and transfer arm pawl 24 to the position fitting with bearing outer ring, tight with flat head screw 22 Surely so that arm pawl 24 is not rotated further by and move, start motor 1, the rotation of motor shaft drives threaded rod 20 after two-stage gear reduction Rotate so that cross bar 23 produces axial displacement with respect to threaded rod 20, so that bearing is produced by arm pawl 24 and move, thus by bearing Separate with axial workpiece.
When dismantling the bearing of outer ring and bearing block interference fit, rotary bar 23 to the position near pushing tow head 28, Arm pawl 24 turns to cross bar 23 place plane or behind the position of its place plane, and hook 27 is turned near pushing tow head 28 position, stretches into hook 27 and pushing tow head 28 and need to dismantle after bearing inner race, withstand frame with pushing tow head 28, and by hook 27 Open and catch on bearing face, start motor 1, the rotation of motor shaft is driven threaded rod 20 to rotate after two-stage gear reduction, makes Hook seat 26 produces axial displacement with respect to threaded rod 20, so that bearing is produced by hook 27 and move, thus by bearing and axle Bearing separates.

Claims (3)

1. a kind of multi-function electronic thruster, by motor, case lid, bolt I, rolling bearing I, axle sleeve I, shaft coupling, flat key I, tooth Wheel I, gear shaft, casing, jackshaft, gear II, flat key II, rolling bearing II, shaft sleeve II, gear III, flat key III, output shaft, Bolt II, threaded rod, stop nut, flat head screw, cross bar, arm pawl, pin, hook seat, hook, pushing tow head composition, its feature It is that motor (1) is fixed on case lid (2) by spring washer and bolt I (3);Gear shaft (9) passes through shaft coupling (6) and motor shaft It is connected;Gear shaft (9) is meshed with gear I (8) composition gear mesh;Gear I (8) passes through flat key I (7) and jackshaft (11) phase Even;Gear II (12) is connected with jackshaft (11) by flat key II (13);Axle sleeve I (5) is coordinated for gap with jackshaft (11);Rolling Dynamic bearing I (4) inner ring is connected for interference fit with jackshaft (11), and compresses gear I (8), gear respectively by axle sleeve I (5) Ⅱ(12);Rolling bearing I (4) outer ring carries out interference fit with the dead eye of casing (10), case lid (2) respectively and is connected;Gear II (12) be meshed composition gear mesh with gear III (16);Gear III (16) is connected with output shaft (18) by flat key III (17);Axle Set II (15) is coordinated for gap with output shaft (18);Rolling bearing II (14) inner ring is connected for interference fit with output shaft (18), And gear III (16) is compressed by shaft sleeve II (15);Rolling bearing II (14) the outer ring bearing with casing (10), case lid (2) respectively Hole carries out interference fit connection;Case lid (2) is fixed together by spring washer and bolt II (19) with casing (10);Threaded rod (20) it is attached by screw thread with the end of output shaft (18);Stop nut (21) is to threaded with threaded rod (20), limit Position nut (21) can be in the upper movement of threaded rod (20);Cross bar (23) is to threaded with threaded rod (20), and cross bar (23) can be in spiral shell Rasp bar (20) is upper to be moved;Arm pawl (24) is coordinated for gap with cross bar (23), and arm pawl (24) can above move in cross bar (23) and rotate, And can be fixed in place by flat head screw (22);Hook seat (26) is to threaded with threaded rod (20), hook Pawl seat (26) can be in the upper movement of threaded rod (20);Hook (27) is connected composition three-pawl type pawl by pin (25) with hook seat (26) Hook, hook (27) can rotate around pin (25);Pushing tow head (28) is fixed together by screw thread with threaded rod (20) end.
2. the multi-function electronic thruster of one kind according to claim 1 it is characterised in that:Motor (1) by spring washer and Bolt I (3) is fixed on case lid (2), and gear shaft (9) is connected with motor shaft by shaft coupling (6), by gear shaft (9) and tooth Wheel I (8) engagement, gear II (12) are engaged with gear III (16) after the secondary gear reducer forming slows down and are driven and output shaft (18) threaded threaded rod (20), case lid (2) is fixed together by spring washer and bolt II (19) with casing (10).
3. the multi-function electronic thruster of one kind according to claim 1 it is characterised in that:Arm pawl (24) with cross bar (23) is Gap coordinates, and arm pawl (24) can above move in cross bar (23) and rotate, and can be entered in place by flat head screw (22) Row is fixed;Hook (27) is connected composition three-pawl type claw hook by pin (25) with hook seat (26), and hook (27) can be around pin (25) rotate;Stop nut (21), cross bar (23), hook seat (26) form screw pair with threaded rod (20) respectively.
CN201620905096.0U 2016-08-19 2016-08-19 Electronic horse ware that draws of many functions Expired - Fee Related CN205928484U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620905096.0U CN205928484U (en) 2016-08-19 2016-08-19 Electronic horse ware that draws of many functions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620905096.0U CN205928484U (en) 2016-08-19 2016-08-19 Electronic horse ware that draws of many functions

Publications (1)

Publication Number Publication Date
CN205928484U true CN205928484U (en) 2017-02-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620905096.0U Expired - Fee Related CN205928484U (en) 2016-08-19 2016-08-19 Electronic horse ware that draws of many functions

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109676568A (en) * 2019-02-26 2019-04-26 国网安徽省电力有限公司宿州供电公司 A kind of inside corners arm claw assembly of spring dismounting
CN111577772A (en) * 2020-05-13 2020-08-25 西安交通大学 Electric drawing type bearing ejection device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109676568A (en) * 2019-02-26 2019-04-26 国网安徽省电力有限公司宿州供电公司 A kind of inside corners arm claw assembly of spring dismounting
CN111577772A (en) * 2020-05-13 2020-08-25 西安交通大学 Electric drawing type bearing ejection device
CN111577772B (en) * 2020-05-13 2021-09-03 西安交通大学 Electric drawing type bearing ejection device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170208

Termination date: 20170819