CN105149914B - Belt pulley draw-off gear - Google Patents
Belt pulley draw-off gear Download PDFInfo
- Publication number
- CN105149914B CN105149914B CN201510669974.3A CN201510669974A CN105149914B CN 105149914 B CN105149914 B CN 105149914B CN 201510669974 A CN201510669974 A CN 201510669974A CN 105149914 B CN105149914 B CN 105149914B
- Authority
- CN
- China
- Prior art keywords
- belt pulley
- gear
- locating piece
- draw
- gripping block
- 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.)
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Classifications
-
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of belt pulley draw-off gear.The belt pulley draw-off gear includes：Locating piece is installed, its center offers axis hole, and the installation locating piece includes：Rectangular installing matrix and protrude from the rectangular positive belt pulley inner circle positioning boss of installing matrix；The axle of hydraulic pump or jack, its back side fixed to the rectangular installing matrix, the hydraulic pump or jack is through the central axle hole for installing locating piece, so as to push against Pulley shaft；And gripping block, it is laid in the both sides of the installation locating piece in pairs, and the outer end medial surface of the gripping block is designed with the clamping flange being adapted with belt pulley race.The belt pulley draw-off gear is used as clamping position by the use of belt pulley race, draw-off gear is easy to install, versatility is good, solve because space is small, the difficult installation of drawing device, the problem of crank pulley difficult dismounting, when needing to dismantle crank pulley, also become to be easy to, production efficiency is high, effectively improves after-sale service efficiency.
Description
Technical field
The present invention relates to the after-sale service of engine or engine assembly experiment field, more particularly to a kind of belt pulley drawing
Device.
Background technology
At present, during the after-sale service of engine or engine assembly experiment, engine " three leakages " phenomenon is often found,
Particularly nipper engineer room oil leak, or misloading crank pulley phenomenon, it is necessary to pull down engine crankshaft belt pulley.And bent axle and song
Shaft pulley is frequently with interference fit, and gap is narrow between crank pulley and gear chamber, and crank pulley intracavity space is small.
Used crank pulley draw-off gear, installing plate are arranged on crank pulley inner chamber or crank pulley and gear
Between room, crank pulley intracavity space is small, and gap is narrow between crank pulley and gear chamber, crank pulley extracting tool
Hardly possible installation, poor universality, dismounting crank pulley is inconvenient, wastes time and energy, removal efficiency is low, has a strong impact on after-sale service and life
Efficiency is produced, causes quality cost to lose.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of simple and reasonable belt pulley draw-off gear, the belt pulley draw-off gear
By the use of belt pulley race as position is clamped, draw-off gear is easy to install, and versatility is good, solves because space is small, and drawing device is difficult
Installation, the problem of crank pulley difficult dismounting, when needing to dismantle crank pulley, also become to be easy to, production efficiency is high, has
Effect improves after-sale service efficiency.
To achieve the above object, according to the invention provides a kind of belt pulley draw-off gear, including：Locating piece is installed, its
Center offers axis hole, and the installation locating piece includes：Rectangular installing matrix and protrude from the rectangular positive skin of installing matrix
Belt wheel inner circle positioning boss；Hydraulic pump or jack, it is fixed to the back side of the rectangular installing matrix, the hydraulic pump or jack
Axle through it is described installation locating piece central axle hole, so as to push against Pulley shaft；And gripping block, it is laid in described in pairs
The both sides of locating piece are installed, the outer end medial surface of the gripping block is designed with the clamping flange being adapted with belt pulley race.
Preferably, in above-mentioned technical proposal, the belt pulley draw-off gear also includes：Stud and adjusting nut, it is described rectangular
The both sides of installing matrix have stud screw respectively, and one end of the stud is fixed on the stud screw of rectangular installing matrix, separately
One end passes through the inner of the gripping block, and is locked by the adjusting nut from both sides.
Preferably, in above-mentioned technical proposal, the other end of gripping block has regulation elongated hole, and the other end of the stud stretches into
The regulation elongated hole, and locked by the adjusting nut from both sides.
Preferably, in above-mentioned technical proposal, plain cushion and elastic washer are additionally provided between adjusting nut and gripping block.
Compared with prior art, the present invention has the advantages that：The belt pulley draw-off gear utilizes belt pulley race
As position is clamped, draw-off gear is easy to install, and versatility is good, solves because space is small, the difficult installation of drawing device, crank pulley
The problem of hardly possible dismounting, when needing to dismantle crank pulley, also become to be easy to, production efficiency is high, effectively improves after-sale service
Efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the belt pulley draw-off gear of the present invention.
Fig. 2 is the installation locating piece cross section structure diagram of the belt pulley draw-off gear of the present invention.
Fig. 3 is the installation locating piece left view structural representation of the belt pulley draw-off gear of the present invention.
Fig. 4 is the installation locating piece right side structural representation of the belt pulley draw-off gear of the present invention.
Fig. 5 is the gripping block structural representation of the belt pulley draw-off gear of the present invention.
Fig. 6 is the using state structure diagram of the belt pulley draw-off gear of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in figure 1, included according to the concrete structure of the belt pulley draw-off gear of the specific embodiment of the invention：Installation is fixed
Position block 1, gripping block 2, adjusting nut 3, stud 4 and hydraulic pump 5.Wherein, installing locating piece 1 has what is matched with belt pulley inner circle
Boss, it is easy to the assembling of draw-off gear to position, gripping block 2 is laid in peace in pairs by what adjusting nut 3, stud 4 can adjust
The both sides of locating piece 1 are filled, the medial surface of gripping block 2 is designed with the flange being adapted with belt pulley race, installs and pacifies on locating piece
Equipped with hydraulic pump (or jack), the boss for installing locating piece is inserted in the inner circle of crank pulley, as needed adjustment adjustment
Nut, draw-off gear gripping block medial flange is set to mesh together with crankshaft pulley race, then crawl hydraulic pump is (or very heavy
Top) switch, make the axle face Pulley shaft on hydraulic pump (or jack), finally start hydraulic pump (or jack) switch, make
The axle for obtaining hydraulic pump (or jack) pushes against Pulley shaft so as to outwards pull out crank pulley by gripping block, until belt
Untill wheel is extracted.The belt pulley draw-off gear is by the use of belt pulley race as position is clamped, and draw-off gear is easy to install, versatility
It is good, solve because space is small, the difficult installation of drawing device, the problem of crank pulley difficult dismounting, needing to dismantle crank pulley
When, also become to be easy to, production efficiency is high, effectively improves after-sale service efficiency.
Specifically, as shown in Figures 2 to 4, the center for installing locating piece 1 offers axis hole, (or very heavy for hydraulic pump
Top) axle pass through so as to push against Pulley shaft, the installation locating piece 1 includes：Rectangular installing matrix and protrude from the rectangular peace
The boss 11 of front side of matrix is filled, the boss matches with belt pulley inner circle, and the assembling for the draw-off gear positions.Rectangular installation
The both sides up and down of matrix have stud screw respectively, for fixed bolt 4.The back side of the rectangular installing matrix has and hydraulic pump
(or jack) fixed bolt hole, hydraulic pump (or jack) are bolted the back side of the rectangular installing matrix, hydraulic pressure
The axle of pump (or jack) through installation locating piece 1 central axle hole so as to pushing against Pulley shaft.
As shown in figure 5, size of the gripping block 2 according to drawing belt pulley race, diameter design, are laid in installation positioning in pairs
The both sides up and down of block 1, its one end medial surface are designed with the flange being adapted with belt pulley race, for being nibbled with crankshaft pulley race
It is combined generation pulling capacity.The other end of the gripping block 2 has regulation elongated hole 21, and one end of stud 4 is fixed on rectangular installation
The stud screw of matrix, the other end stretches into the regulation elongated hole 21, and is locked by adjusting nut 3 from both sides, adjusting nut 3 and folder
Plain cushion 22 and elastic washer 23 are additionally provided between tight block 2；Gripping block 2 can be adjusted paired by adjusting nut 3, stud 4
The both sides of installation locating piece 1 are laid in, make corresponding adjustment to adapt to draw-off gear gripping block on the belt pulley of different-diameter
And installed in belt pulley it is cylindrical on.
As shown in fig. 6, its application method is, the boss for draw-off gear being installed first locating piece is inserted in crank pulley 6
Inner circle in, adjust adjusting nut as needed, draw-off gear gripping block medial flange and crankshaft pulley race is engaged on one
Rise, secondly crawl hydraulic pump (or jack) switch, makes the axle face Pulley shaft 7 on hydraulic pump (or jack), finally open
Hydrodynamic press pump (or jack) switchs, untill belt pulley is extracted.
To sum up, the belt pulley draw-off gear is by the use of belt pulley race as position is clamped, and draw-off gear is easy to install, versatility
It is good, solve because space is small, the difficult installation of drawing device, the problem of crank pulley difficult dismounting, needing to dismantle crank pulley
When, also become to be easy to, production efficiency is high, effectively improves after-sale service efficiency.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (2)
- A kind of 1. belt pulley draw-off gear, it is characterised in that including：Locating piece is installed, its center offers axis hole, and the installation locating piece includes：Rectangular installing matrix and to protrude from this rectangular The positive belt pulley inner circle positioning boss of installing matrix；The axle of hydraulic pump or jack, its back side fixed to the rectangular installing matrix, the hydraulic pump or jack is described in The central axle hole of locating piece is installed, so as to push against Pulley shaft；AndGripping block, it is laid in the both sides of the installation locating piece in pairs, and the outer end medial surface of the gripping block is designed with and belt The clamping flange that wheel race is adapted；The belt pulley draw-off gear also includes：Stud and adjusting nut, the both sides of the rectangular installing matrix have stud respectively Screw, one end of the stud are fixed on the stud screw of rectangular installing matrix, and the other end passes through the inner of the gripping block, and Locked by the adjusting nut from both sides；The other end of the gripping block has regulation elongated hole, and the other end of the stud is stretched Enter the regulation elongated hole, and locked by the adjusting nut from both sides.
- 2. belt pulley draw-off gear according to claim 1, it is characterised in that between the adjusting nut and gripping block also It is provided with plain cushion and elastic washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510669974.3A CN105149914B (en) | 2015-10-15 | 2015-10-15 | Belt pulley draw-off gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510669974.3A CN105149914B (en) | 2015-10-15 | 2015-10-15 | Belt pulley draw-off gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105149914A CN105149914A (en) | 2015-12-16 |
| CN105149914B true CN105149914B (en) | 2018-01-30 |
Family
ID=54791110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510669974.3A Active CN105149914B (en) | 2015-10-15 | 2015-10-15 | Belt pulley draw-off gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105149914B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112476326A (en) * | 2020-11-28 | 2021-03-12 | 高代顺 | Motor belt pulley pulls out round device |
| CN114932391A (en) * | 2022-04-28 | 2022-08-23 | 华能新疆青河风力发电有限公司布尔津分公司 | Special device for dismounting bearing of generator |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201552539U (en) * | 2009-12-01 | 2010-08-18 | 中国石油化工股份有限公司 | Driving belt pulley puller |
| CN202278543U (en) * | 2011-10-25 | 2012-06-20 | 福建省福工动力技术股份公司 | Portable tool for dismounting and mounting belt wheel |
| CN202428393U (en) * | 2012-01-06 | 2012-09-12 | 广西玉柴机器股份有限公司 | Tool for disassembling wheels of running trolley |
| TWM471956U (en) * | 2013-11-01 | 2014-02-11 | Chuan-Mao Huang | Tool for detaching vehicle pulley |
| CN203636751U (en) * | 2013-12-11 | 2014-06-11 | 株洲南方燃气轮机成套制造安装有限公司 | Puller |
| CN204221717U (en) * | 2014-10-17 | 2015-03-25 | 四川新浩龙铜业有限公司 | A kind of anti-slip bearing puller |
| DE202015101079U1 (en) * | 2015-03-05 | 2015-03-11 | Huang Chuan-Mao | Disassembly device for the pulley |
| CN205008825U (en) * | 2015-10-15 | 2016-02-03 | 广西玉柴机器股份有限公司 | Belt pulley tensioning device |
-
2015
- 2015-10-15 CN CN201510669974.3A patent/CN105149914B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105149914A (en) | 2015-12-16 |
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