CN104976296B - Belt installation tool - Google Patents
Belt installation tool Download PDFInfo
- Publication number
- CN104976296B CN104976296B CN201410133501.7A CN201410133501A CN104976296B CN 104976296 B CN104976296 B CN 104976296B CN 201410133501 A CN201410133501 A CN 201410133501A CN 104976296 B CN104976296 B CN 104976296B
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- China
- Prior art keywords
- belt
- face
- bearing surface
- eccentric rotary
- installation tool
- 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
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- 238000009434 installation Methods 0.000 title claims abstract description 50
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000011900 installation process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/24—Equipment for mounting belts, ropes, or chains
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
A kind of belt installation tool, including：Eccentric rotary portion, with circumferential belt bearing surface and axially the first and second end faces being oppositely arranged, belt bearing surface is circumferentially divided into first, second belt bearing surface；It is fixedly arranged on the antitorque connecting portion of first end face, the axis of antitorque connecting portion is as the rotation axis in eccentric rotary portion, and the radius of turn of first, second belt bearing surface is respectively smaller than, equal to the radius of rim of pulley；The rotating operation portion of second end face is fixedly arranged on, rotating operation portion is used to coordinate with rotational installation instrument to drive eccentric rotary portion to rotate；It is fixedly arranged on the second belt bearing surface and the push-in portion circumferentially extended along eccentric rotary portion, there is belt to be pushed into face in push-in portion, belt is pushed into the side that face is provided with antitorque connecting portion towards eccentric rotary portion, and belt is pushed into face and is being gradually distance from rotating operation portion from eccentric rotating part to the axial direction of antitorque connecting portion.Solve the problem of existing belt installation tool structure is complex.
Description
Technical field
The present invention relates to a kind of belt installation tool.
Background technology
Belt drive unit is a kind of conventional machine power transfer device, and it includes multiple（At least two）Belt pulley and
It is arranged the belt engaged over pulleys carried and with pulley groove.When assembling belt drive unit, belt installation tool need to be utilized
Belt is gradually caught in pulley groove.
There are a variety of belt installation tools, such as Publication No. EP0831247B1 European patent document, public affairs in prior art
The number of opening is US4193310 U.S. patent documents, Publication No. CN1471614A discloses a kind of belt installation tool.But
It is that existing belt installation tool can have problems with：1）Structure is complex；2）Skin occurs in belt installation process
Band turns up so that the problem of belt is deviate from, causes installation effectiveness relatively low；2）Occur in belt installation process belt cross-slot with
Cause to produce the problem of belt is damaged.
The content of the invention
The problem to be solved in the present invention is：Existing belt installation tool structure is complex.
The invention solves the problems that another problem is that：Occur that belt turns up when belt being installed using existing belt installation tool
So that the problem of belt is deviate from, causes installation effectiveness relatively low.
The invention solves the problems that another problem be：Belt cross-slot occurs when belt being installed using existing belt installation tool
So that producing the problem of belt is damaged.
To solve the above problems, the invention provides a kind of belt installation tool, including：
Eccentric rotary portion, with circumferential belt bearing surface and axially the first and second end faces, the skin that are oppositely arranged
Band bearing-surface is circumferentially divided into first, second belt bearing surface；
It is fixedly arranged on the first end face and for realizing the eccentric rotary portion and the antitorque connection of the antitorque connection of belt pulley
Portion, the axis of the antitorque connecting portion is used as the rotation axis in the eccentric rotary portion, the rotation of first belt bearing surface
Radius is less than the radius of rim of pulley, and the radius of turn of second belt bearing surface is equal to the radius of rim of pulley；
Be fixedly arranged on the rotating operation portion of the second end face, the rotating operation portion be used for rotational installation instrument coordinate with
The eccentric rotary portion is driven to rotate；
It is fixedly arranged on second belt bearing surface and the push-in portion circumferentially extended along the eccentric rotary portion, the push-in portion
Face is pushed into belt, the belt is pushed into the side that face is provided with the antitorque connecting portion towards the eccentric rotary portion, described
Belt push-in face is being gradually distance from the rotating operation portion from the eccentric rotary portion to the axial direction of antitorque connecting portion.
Optionally, push-in portion one end is also circumferentially extended to first belt bearing surface along the eccentric rotary portion,
From the eccentric rotary portion to the axial direction of antitorque connecting portion, the push-in portion extends to first belt bearing surface
One end is than the other end further from the antitorque connecting portion.
Optionally, from the eccentric rotary portion to the axial direction of antitorque connecting portion, first belt bearing surface
Radius of turn gradually increases.
Optionally, in addition to it is fixedly arranged on the belt stop part of the second end face, the belt stop part is along the bias
Rotating part radially outward direction is stretched out outside the second end face, and with positioned at the press section of radial outer end, along the bias
Radially, the press section is at least relative with part first belt bearing surface for rotating part.
Optionally, the belt stop part has two fixed parts for being fixedly arranged on the second end face, the fixed part edge
Eccentric rotary portion radially outward direction is stretched out outside the second end face, and the press section is located at two fixed parts
Radial outside is simultaneously fixedly installed with the radial outer end of two fixed parts.
Optionally, the fixed part is fixedly arranged on the second end face by bolt.
Optionally, two fixed parts are mutually 90 degree, and the press section is curved.
Optionally, in addition to be fixedly arranged on the first end face and positioned at the second belt bearing surface radially inner side guiding
Portion, the guide portion has from the first end face border to the guide surface extended away from the first end face direction.
Optionally, the antitorque connecting portion is the sleeve that inner peripheral surface is provided with keyway.
Optionally, the rotating operation portion is ratchet carriage.
Compared with prior art, technical scheme has advantages below：
The eccentric rotary portion that is fixedly installed by being set in belt installation tool, antitorque connecting portion, rotating operation portion with
And push-in portion, you can the installation of belt is accomplished by the following way：On the one hand, rotary installation tool and rotating operation portion are passed through
Cooperation drives eccentric rotary portion progressively to open the belt being set on belt bearing surface, until belt opens radius equal to belt
Wheel rim radius；On the other hand, while driving belt to open, the belt push-in face in push-in portion gradually can laterally push away belt
Enter in pulley groove.Compared with existing belt installation tool, the belt installation tool structure in technical solution of the present invention is more simple
It is single.
Further, belt installation tool also includes belt stop part, during belt is installed, when eccentric rotary portion
When turning to the position that belt is supported on the second belt bearing surface, the press section of belt stop part can turn to two belts
Between wheel and pressing is not set in belt on two belt pulleys, prevent belt and turn up so that the problem of belt is deviate from, carries
High belt installation effectiveness.
Further, belt installation tool also includes the guide portion with guide surface, during belt is installed, is pushing away
When the belt push-in face for entering portion progressively promotes belt the second belt bearing surface of disengaging, belt can be slow via the guide surface of guide portion
Slowly slip into pulley groove, it is therefore prevented that belt cross-slot occurs in belt installation process so that producing asking for belt damage
Topic.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of belt installation tool in embodiments of the invention；
Fig. 2 is the projection view looked over from Fig. 1 eccentric rotaries portion first end face；
Fig. 3 is the projection view looked over from Fig. 1 eccentric rotaries portion belt bearing surface.
Embodiment
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to the present invention
Specific embodiment be described in detail.
As shown in figure 1, the belt installation tool 100 of the present embodiment includes eccentric rotary portion 1, antitorque connecting portion 2, rotates behaviour
Make portion 3 and push-in portion 5.
Eccentric rotary portion 1 has circumferential belt bearing surface and the axial first end face S1 and second end face that are oppositely arranged
S2, the belt bearing surface is circumferentially divided into the first belt bearing surface S3, the second belt bearing surface S4.
With reference to shown in Fig. 2 and Fig. 3, antitorque connecting portion 2 is fixedly arranged on first end face S1 and for realizing eccentric rotary portion 1 and skin
The antitorque connection of belt wheel 6.The axis of antitorque connecting portion 2 as eccentric rotary portion 1 rotation axis, the first belt bearing surface S3's
Radius of turn is less than the radius of rim of pulley, and the second belt bearing surface S4 radius of turn is equal to the radius of rim of pulley.
In the present embodiment, antitorque connecting portion 2 is the sleeve that inner peripheral surface is provided with keyway, and the sleeve is set in into belt pulley
When on 6 axle, it is possible to achieve the antitorque connection between eccentric rotary portion 1 and belt pulley 6 so that eccentric rotary portion 1 and belt pulley 6
Can be with synchronous axial system.In other embodiments, it would however also be possible to employ the antitorque connecting portion 2 of other structures form realizes eccentric rotary
Antitorque connection between portion 1 and belt pulley 6.
Continuing with shown in Fig. 2 and Fig. 3, rotating operation portion 3 is fixedly arranged on second end face S2, and for being rotatablely installed instrument
4 coordinate to drive eccentric rotary portion 1 to rotate.In the present embodiment, rotating operation portion 3 is ratchet carriage, and rotational installation instrument 4 is
Ratchet spanner, by the way that the head of ratchet spanner is embedded in the hole of ratchet carriage and rotating ratchet spanner, you can drive bias
Rotating part 1 and the synchronous axial system of belt pulley 6.In other embodiments, it would however also be possible to employ the rotating operation portion 3 of other structures form with
Corresponding rotational installation instrument 4 realizes the synchronous axial system in eccentric rotary portion 1 and belt pulley 6.
With reference to shown in Fig. 3, push-in portion 5 is fixedly arranged on the second belt bearing surface S4 and circumferentially extended along eccentric rotary portion 1, push-in
There is belt to be pushed into face S5 in portion 5, and belt is pushed into the side that face S5 is provided with antitorque connecting portion 2 towards eccentric rotary portion 1, belt push-in
Face S5 is being gradually distance from rotating operation portion 3 from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2.
In the present embodiment, illustrate that belt installation tool 100 is pacified so that belt is arranged on two belt pulleys as an example below
The step of thonging.Make when belt need to be arranged on the belt pulley of three or more, the step of can be to belt is installed below
Go out adaptable adjustment.
With reference to shown in Fig. 1 and Fig. 3, the step of installing belt using belt installation tool 100 is as follows：
By antitorque connecting portion 2 by belt installation tool 100 and the antitorque connection of belt pulley 6, the belt in push-in portion 5 is pushed into face
S5 is towards belt pulley 6, because belt push-in face S5 is gradually remote from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2
From rotating operation portion 3, therefore belt push-in face S5 can be leaned on gradually from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2
Nearly belt pulley 6；
One end of belt 7 is set on the first belt bearing surface S3 in eccentric rotary portion 1, the other end is set in another skin
Belt wheel（It is not shown）Pulley groove in, due to the first belt bearing surface S3 radius of turn be less than rim of pulley radius, therefore
Now belt 7 is in relaxed state；
Rotary motion installation tool 4 drives eccentric rotary portion 1 to turn with belt pulley 6 according to direction shown in arrow A in Fig. 3 is synchronous
It is dynamic so that the belt 7 being supported on before on the first belt bearing surface S3 is gradually supported on the second belt bearing surface S4, due to the
Two belt bearing surface S4 radius of turn is equal to rim of pulley radius, and therefore, belt 7 is supported on the second belt bearing surface S4
When, belt 7 can be flared and be in tensioning state, and now the radius that opens of belt 7 is also equal to rim of pulley radius；
While direction synchronous axial system shown in arrow A during eccentric rotary portion 1 and belt pulley 6 are according to Fig. 3, push-in portion 5
Belt push-in face S5 can be moved since the part farthest apart from belt pulley 6 along the end face of belt 7, and along towards belt pulley
6 direction B progressively promotes belt 7, belt 7 is departed from the second belt bearing surface S4 at leisure, is most leaned on when in belt push-in face S5
When the part of nearly belt pulley 6 is contacted with belt 7, the belt 7 of the position completely disengages from the second belt bearing surface S4 and is set in skin
In pulley groove, with incrementally increasing for the rotational angle of eccentric rotary portion 1, increasing part can be set in belt in belt 7
In race, until belt 7 is set between two belt pulleys completely.
From the foregoing, the technical scheme of the present embodiment has advantages below：By setting solid in belt installation tool
Surely eccentric rotary portion, antitorque connecting portion, rotating operation portion and the push-in portion set, you can belt is accomplished by the following way
Install：On the one hand, drive eccentric rotary portion to be set in belt by the cooperation in rotary installation tool and rotating operation portion to support
Belt on face progressively opens, until belt opens radius equal to rim of pulley radius；On the other hand, belt is being driven to open
While, the belt push-in face in push-in portion can be gradually by belt laterally push-in pulley groove.With existing belt installation tool phase
Than the belt installation tool structure in the present embodiment technical scheme is more simple.
In the present embodiment, as shown in figure 1, the one end of push-in portion 5 is also circumferentially extended to the first belt branch along eccentric rotary portion 1
Bearing surface S3, from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2, push-in portion 5 extends to the first belt bearing surface S3's
One end is than the other end further from antitorque connecting portion 2.
In the present embodiment, from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2, the first belt bearing surface S3
Radius of turn gradually increase so that belt can be limited to push-in portion 5 when being set on the first belt bearing surface S3 and extend to
Between first belt bearing surface S3 one end and the first belt bearing surface S3, so belt is just not easy from the first belt branch
Bearing surface S3 comes off.In other embodiments, from eccentric rotating part 1 to the axial direction of antitorque connecting portion 2, the supporting of the first belt
Face S3 radius of turn can also keep constant.
In the present embodiment, as shown in figure 1, belt installation tool 100 also includes：It is fixedly arranged on second end face S2 belt resistance
Stopper 8, belt stop part 8 is stretched out outside second end face S2 along the radially outward direction of eccentric rotary portion 1, and outside with footpath is located at
The press section 81 at end, along eccentric rotary portion 1 radially, press section 81 is at least relative with part the first belt bearing surface S3.Such one
Come, during belt is installed, when eccentric rotary portion 1 turns to the position that belt is supported on the second belt bearing surface S4
When, the press section 81 of belt stop part 8 can be turned between two belt pulleys and pressing is not set on two belt pulleys
Belt, prevents belt and turns up so that the problem of belt is deviate from, improves belt installation effectiveness.
In the present embodiment, belt stop part 8 has two fixed parts 82 for being fixedly arranged on second end face S2, the edge of fixed part 82
The radially outward direction of eccentric rotary portion 1 is stretched out outside second end face S2, and press section 81 is located at the radial outside of two fixed parts 82
And be fixedly installed with the radial outer end of two fixed parts 82 so that it is located at two fixed parts 82 and press section in belt stop part 8
The opening for being formed in part with closing between 81（Do not identify）.
In the present embodiment, two fixed parts 82 are mutually 90 degree, and press section 81 is curved so that outside belt stop part 8
Profile is substantially in sector.
In the present embodiment, fixed part 82 passes through bolt（Do not identify）It is fixedly arranged on second end face S2.In other embodiments,
Fixed part 82 can also be fixedly arranged on second end face S2 otherwise, for example, weld.
In the present embodiment, with reference to shown in Fig. 2 and Fig. 3, belt installation tool 100 also includes：It is fixedly arranged on first end face S1
And positioned at the guide portion 9 of the second belt bearing surface S4 radially inner sides, guide portion 9 has from first end face S1 borders to away from first
The guide surface 91 of end face S1 directions extension, so, the distance between guide surface 91 to the antitorque axis of connecting portion 2 is equal to second
Belt bearing surface S4 radius of turn and rim of pulley radius.Belt push-in face S5 in push-in portion 5 progressively promotes belt
When departing from the second belt bearing surface S4, belt can be slipped into pulley groove at leisure via the guide surface 91 of guide portion 9, prevented
Occur belt cross-slot in belt installation process so that producing the problem of belt is damaged.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art, are not departing from this
In the spirit and scope of invention, it can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
The scope of restriction is defined.
Claims (9)
1. a kind of belt installation tool, it is characterised in that including：
Eccentric rotary portion, with circumferential belt bearing surface and axially the first and second end faces, the belt branch that are oppositely arranged
Bearing surface is circumferentially divided into first, second belt bearing surface；
It is fixedly arranged on the first end face and for realizing the eccentric rotary portion and the antitorque connecting portion of the antitorque connection of belt pulley, institute
The axis of antitorque connecting portion is stated as the rotation axis in the eccentric rotary portion, the radius of turn of first belt bearing surface is small
In the radius of rim of pulley, the radius of turn of second belt bearing surface is equal to the radius of rim of pulley；
The rotating operation portion of the second end face is fixedly arranged on, the rotating operation portion is used to coordinate to drive with rotational installation instrument
The eccentric rotary portion is rotated；
Second belt bearing surface and the push-in portion circumferentially extended along the eccentric rotary portion are fixedly arranged on, the push-in portion has
Belt is pushed into face, and the belt is pushed into the side that face is provided with the antitorque connecting portion towards the eccentric rotary portion, the belt
Push-in face is being gradually distance from the rotating operation portion from the eccentric rotary portion to the axial direction of antitorque connecting portion；
It is fixedly arranged on the first end face and positioned at the guide portion of the second belt bearing surface radially inner side, the guide portion has
From the first end face border to the guide surface extended away from the first end face direction, the guide portion is in the eccentric rotary
Size in the circumference in portion is less than the size in the push-in portion, and the guide portion is positioned close to the push-in face in the push-in portion
One end away from the rotating operation portion.
2. belt installation tool as claimed in claim 1, it is characterised in that push-in portion one end is also along the eccentric rotary
Portion is circumferentially extended to first belt bearing surface, described from the eccentric rotary portion to the axial direction of antitorque connecting portion
Push-in portion extends to one end of first belt bearing surface than the other end further from the antitorque connecting portion.
3. belt installation tool as claimed in claim 2, it is characterised in that from the eccentric rotary portion to antitorque connecting portion
On axial direction, the radius of turn of first belt bearing surface gradually increases.
4. belt installation tool as claimed in claim 1, it is characterised in that the also belt including being fixedly arranged on the second end face
Stop part, the belt stop part is stretched out outside the second end face along eccentric rotary portion radially outward direction, and is had
Positioned at the press section of radial outer end, along the eccentric rotary portion radially, the press section at least with part the first belt branch
Bearing surface is relative.
5. belt installation tool as claimed in claim 4, it is characterised in that the belt stop part has two and is fixedly arranged on institute
The fixed part of second end face is stated, the fixed part stretches out the second end face along eccentric rotary portion radially outward direction
Outside, the press section is located at the radial outside of two fixed parts and set with the radial outer end fixation of two fixed parts
Put.
6. belt installation tool as claimed in claim 5, it is characterised in that the fixed part is fixedly arranged on described by bolt
Biend.
7. belt installation tool as claimed in claim 5, it is characterised in that two fixed parts are mutually 90 degree, described to press
Splenium is curved.
8. the belt installation tool as described in any one of claim 1 to 7, it is characterised in that the antitorque connecting portion is inner circle
Side face is provided with the sleeve of keyway.
9. the belt installation tool as described in any one of claim 1 to 7, it is characterised in that the rotating operation portion is ratchet
Sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133501.7A CN104976296B (en) | 2014-04-03 | 2014-04-03 | Belt installation tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133501.7A CN104976296B (en) | 2014-04-03 | 2014-04-03 | Belt installation tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104976296A CN104976296A (en) | 2015-10-14 |
| CN104976296B true CN104976296B (en) | 2017-07-25 |
Family
ID=54273105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410133501.7A Expired - Fee Related CN104976296B (en) | 2014-04-03 | 2014-04-03 | Belt installation tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104976296B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894694B (en) * | 2019-12-03 | 2023-04-07 | 中国石油天然气股份有限公司 | Belt replacement system and belt replacement method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1471614A (en) * | 2000-11-02 | 2004-01-28 | �Ǵĺ�˾ | Belt installation tool |
| CN1751191A (en) * | 2002-03-15 | 2006-03-22 | 盖茨公司 | Belt installation tool |
| EP1862703A1 (en) * | 2006-05-29 | 2007-12-05 | Peugeot Citroën Automobiles S.A. | Device for mounting an elastic belt on a pulley |
| JP4361960B1 (en) * | 2009-01-30 | 2009-11-11 | ゲイツ・ユニッタ・アジア株式会社 | Belt mounting jig |
| CN101852279A (en) * | 2009-03-26 | 2010-10-06 | 三之星机带株式会社 | Belt mounting jig and the belt installation method that uses these anchor clamps |
| CN102947617A (en) * | 2010-06-17 | 2013-02-27 | 阪东化学株式会社 | Belt installation jig |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002225803A1 (en) * | 2000-11-03 | 2002-05-15 | The Gates Corporation | Belt installation tool |
-
2014
- 2014-04-03 CN CN201410133501.7A patent/CN104976296B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1471614A (en) * | 2000-11-02 | 2004-01-28 | �Ǵĺ�˾ | Belt installation tool |
| CN1751191A (en) * | 2002-03-15 | 2006-03-22 | 盖茨公司 | Belt installation tool |
| EP1862703A1 (en) * | 2006-05-29 | 2007-12-05 | Peugeot Citroën Automobiles S.A. | Device for mounting an elastic belt on a pulley |
| JP4361960B1 (en) * | 2009-01-30 | 2009-11-11 | ゲイツ・ユニッタ・アジア株式会社 | Belt mounting jig |
| CN101852279A (en) * | 2009-03-26 | 2010-10-06 | 三之星机带株式会社 | Belt mounting jig and the belt installation method that uses these anchor clamps |
| CN102947617A (en) * | 2010-06-17 | 2013-02-27 | 阪东化学株式会社 | Belt installation jig |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104976296A (en) | 2015-10-14 |
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Granted publication date: 20170725 |