CN107504155A - COF carries ratchet - Google Patents
COF carries ratchet Download PDFInfo
- Publication number
- CN107504155A CN107504155A CN201710539299.1A CN201710539299A CN107504155A CN 107504155 A CN107504155 A CN 107504155A CN 201710539299 A CN201710539299 A CN 201710539299A CN 107504155 A CN107504155 A CN 107504155A
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- CN
- China
- Prior art keywords
- level
- stage
- ratchet
- cof
- stage portion
- 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
-
- 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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The present invention relates to a kind of COF to carry ratchet, includes the three-level stage portion of ratchet body, the one-level stage portion of second ring from the peripheral surface projection of the ratchet body, the two stage steps portion of second ring and the second ring set in cylinder；The centre position interval of the relatively described ratchet body of one-level stage portion is symmetrical arranged, and each two stage steps portion is arranged on the outside of corresponding one-level stage portion, and each three-level stage portion is arranged on the outside in corresponding two stage steps portion；All portion's rings of one-level stage portion are furnished with some one-level pin teeth of regular array, and all portion's rings in two stage steps portion are furnished with some two level pin teeth of regular array, and all portion's rings of three-level stage portion are furnished with some three-level pin teeth of regular array.The COF carrier band ratchets of the present invention can match the COF carrier bands for transmitting a variety of different sizes, reduce the ratchet time of specification corresponding to the COF carrier band needs replacings of width specifications not of the same race, reduce labor intensity and production cost, while improve production efficiency.
Description
Technical field
The present invention relates to mechanical transmission fields, and ratchet is carried more particularly to a kind of COF.
Background technology
COF carrier band ratchets are used for the transport of COF (Chip On Film, often claim chip on film) carrier bands.Tooth pin on ratchet
Square hole through on COF carrier bands, when ratchet rotates, tooth pin can not only drive COF carrier band motions, moreover it is possible to avoid sliding relatively
Dynamic generation.
COF carrier bands typically have three kinds of width specifications, are 35mm, 48mm and 70mm respectively.In carrier band specification, three kinds are represented
The COF of different size.Because ratchet design is complex, COF carrier band width should be combined, also considers shape, the number of tooth pin
Amount and distribution etc., it is now more in industry to use one-level ratchet, one step of level representative, carried specifically for a kind of COF wide
Metric lattice, it is impossible to while meet the COF carrier bands of three kinds of width specifications, so, will in the COF carrier bands of production different in width specification
The ratchet of width specifications corresponding to replacing, cause labor intensity big, production cost is high, and production efficiency is low.
The content of the invention
Based on this, it is necessary to for prior art problem, there is provided a kind of spine that can meet three kinds of specification COF carrier bands simultaneously
Wheel.
A kind of COF carries ratchet, including set in cylinder ratchet body, the peripheral surface projection from the ratchet body
Two annular one-level stage portions, two annular two stage steps portions and two annular three-level stage portions；The one-level
The centre position interval of the relatively described ratchet body of stage portion is symmetrical arranged, and each two stage steps portion is arranged on corresponding one-level
The outside of stage portion, each three-level stage portion are arranged on the outside in corresponding two stage steps portion；It is the one-level stage portion, described
The height of two stage steps portion and the three-level stage portion increases successively；All portion's rings of the one-level stage portion are furnished with regular array
Some one-level pin teeth, all portion's rings in the two stage steps portion are furnished with some two level pin teeth of regular array, the three-level stage portion
The convex regular arrangement of all portion's ring cloth some three-level pin teeth.
Above-mentioned COF carrier band ratchets in same ratchet body peripheral surface by setting two annular one-level stage portions, two
Individual annular two stage steps portion and two annular three-level stage portions, and respectively in one-level stage portion, two stage steps portion and three-level
Regularly arranged in all portions of stage portion it is convex have one-level pin tooth, two level pin tooth and a three-level pin tooth, every grade of stage portion corresponds to respectively
A kind of COF carrier bands with width specifications, so, the COF loads for transmitting a variety of different sizes can be matched on same COF carrier band ratchets
Band, reduce width specifications not of the same race COF carrier band needs change corresponding to specification the ratchet time, reduce labor intensity with
Production cost, while improve production efficiency.
In one of the embodiments, the axis of the one-level pin tooth, the two level pin tooth and the three-level pin tooth with
The central axis of the ratchet body intersects.
In one of the embodiments, the one-level pin tooth, the two level pin tooth and three-level pin tooth are truncated rectangular pyramids structure
Set, and the base area of truncated rectangular pyramids is more than top surface area.
In one of the embodiments, the upper end in the two stage steps portion and the upper end of the adjacent one-level stage portion
First annular groove is provided between portion.
In one of the embodiments, the radial direction side face width in the two stage steps portion is less than the footpath of the one-level stage portion
To side face width.
In one of the embodiments, the upper end of the upper end of the three-level stage portion and the adjacent two stage steps portion
The second annular groove is provided between portion.
In one of the embodiments, the radial direction side face width of the three-level stage portion is more than the footpath of the one-level stage portion
To side face width.
In one of the embodiments, the inner side of each one-level stage portion is provided with the first chamfering；Each two level pin tooth
Inner side be provided with second level chamfering；The inner side of each three-level pin tooth is provided with interior chamfering, and outside is provided with outer chamfering.
In one of the embodiments, the inside of the ratchet body is provided with a through hole, the through hole and the ratchet body
It is coaxial and penetrate the ratchet body；The ratchet body includes the bulge loop extended from one end of the ratchet body, the bulge loop with
The ratchet body is coaxially disposed.
In one of the embodiments, the inner chamber of the bulge loop is provided with the substrate of a rounded setting, the substrate with
The inner chamber matching of the bulge loop is set；The mounting hole coaxial with the ratchet body is provided with the substrate.
Brief description of the drawings
Fig. 1 is that the COF of the better embodiment of the present invention carries the stereogram of ratchet；
The COF that Fig. 2 is Fig. 1 carries enlarged diagram at the A of ratchet；
Fig. 3 is that Fig. 1 COF carries the front view of ratchet；
Fig. 4 is that Fig. 3 COF carries the B-B axial sectional diagrammatical view illustrations of ratchet；
The implication of a label is in accompanying drawing：
Ratchet body 10, through hole 11, bulge loop 12, substrate 13, mounting hole 14；
One-level stage portion 20, one-level pin tooth 21, the first chamfering 22；
Two stage steps portion 30, first annular groove 31, two level pin tooth 32, second level chamfering 33；
Three-level stage portion 40, the second annular groove 41, three-level pin tooth 42, interior chamfering 43, outer chamfering 44.
Embodiment
For the ease of understanding the present invention, the present invention will be described more fully below.But the present invention can be with perhaps
More different form is realized, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is to make
Understanding more thorough and comprehensive to the disclosure.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Fig. 1 to Fig. 4 is refer to, the COF for a better embodiment of the invention carries ratchet, including set in cylinder
Ratchet body 10, two annular one-level stage portions 20, two annular two from the peripheral surface projection of the ratchet body 10
Level stage portion 30 and two annular three-level stage portions 40；Interposition of the one-level stage portion 20 with respect to ratchet body 10
Put interval to be symmetrical arranged, each two stage steps portion 30 is arranged on the outside of corresponding one-level stage portion 20, and each three-level stage portion 40 is set
Put in the outside in corresponding two stage steps portion 30.In other words, the one-level stage portion 20, two stage steps portion 30 and three-level step
Portion 40 is divided into two groups and each group of one-level stage portion 20, two stage steps portion 30 and three-level stage portion 40 from ratchet body 10
Peripheral surface is arranged in order from inside to outside, and the height of one-level stage portion 20, two stage steps portion 30 and three-level stage portion 40 according to
Secondary increase.
The inside of ratchet body 10 is provided with a through hole 11, and the through hole 11 is coaxial with ratchet body 10 and penetrates ratchet body
10, through hole 11 is provided with beneficial to the saving making material of ratchet body 10.Ratchet body 10 is included from the ratchet body 10
The bulge loop 12 of one end extension, the bulge loop 12 is coaxially disposed with ratchet body 10, and bulge loop 12 with external device being fixedly connected.It is convex
The inner chamber of ring 12 is provided with the substrate 13 of a rounded setting, and substrate 13 matches setting with the inner chamber of bulge loop 12；Set on substrate 13
The mounting hole 14 coaxial with ratchet body 10 is equipped with, the internal diameter of mounting hole 14 is far smaller than the internal diameter of through hole 11, the mounting hole 14
Also to match connection with external device, the steadiness that the ratchet body 10 is connected with external device is strengthened.
Two one-level stage portions 20 are spaced the week side of boss for being looped around ratchet body 10, two one-level stage portions 20 be respectively used to
Two sides of one-level COF carrier bands are in contact；Some one-level pin teeth 21 of the convex regular arrangement of all portion's ring cloth of one-level stage portion 20,
One-level pin tooth 21 is truncated rectangular pyramids structure setting, and the base area of truncated rectangular pyramids is more than top surface area, and the axis of the one-level pin tooth 21
Intersect with the central axis of ratchet body 10；One-level pin tooth 21 carries the square hole on two sides with COF and matched, when COF carrier bands
When two sides are in contact with two one-level stage portions 20, one-level pin tooth 21 passes through the square hole on COF carrier bands；So as to when the COF is carried
During ratchet rotary motion, tooth pin drives one-level COF carrier band motions.The inner side of each one-level stage portion 21 is provided with the first chamfering 22.
Two two stage steps portions 30 are spaced the week side of boss for being looped around ratchet body 10；Specifically, two two stage steps portions 30 divide
Not Wei Yu two one-level stage portions 20 outside, and two stage steps portion 30 is higher than one-level stage portion 20, the radial direction in two stage steps portion 30
Side face width is less than the radial direction side face width of one-level stage portion 20；The upper end in two stage steps portion 30 and adjacent one-level stage portion
First annular groove 31 is provided between 20 upper end.Two two stage steps portions 30 are respectively used to connect with two sides of COF carrier bands
Touch；Some two level pin teeth 32 of the convex regular arrangement of all portion's ring cloth in two stage steps portion 30, two level pin tooth 30 are truncated rectangular pyramids structure
Set, the base area of truncated rectangular pyramids is more than top surface area, and the central axis of the axis of the two level pin tooth 32 and ratchet body 10
It is intersecting；Two level pin tooth 32 carries the square hole on two sides with COF and matched, when two sides and two two stage steps portions 30 of COF carrier bands
When being in contact, two level pin tooth 32 passes through the square hole on COF carrier bands, so as to, when the COF carries ratchet rotary motion, two level pin
The tooth pin of tooth 32 drives COF carrier band motions.The inner side in each two stage steps portion 30 is provided with second level chamfering 33.
Two three-level stage portions 40 are spaced the week side of boss for being looped around ratchet body 10；Specifically, two three-level stage portions 40 are divided
Not Wei Yu two two stage steps portions 30 outside, the outsides of two three-level stage portions 40 respectively the both ends of the surface with ratchet body 10 same
In one plane；And three-level stage portion 40 is higher than two stage steps portion 30, the radial direction side face width of three-level stage portion 30 is more than one-level
The radial direction side face width of stage portion 20；Set between the upper end in the upper end of three-level stage portion 40 and adjacent two stage steps portion 30
There is the second annular groove 41.Two three-level stage portions 40 are respectively used to be in contact with two sides of COF carrier bands；Three-level stage portion 40
Some three-level pin teeth 42 of all convex regular arrangements of portion's ring cloth, three-level pin tooth 40 are truncated rectangular pyramids structure setting, the bottom surface of truncated rectangular pyramids
Area is more than top surface area, and the axis of the three-level pin tooth 42 intersects with the central axis of ratchet body 10；Three-level pin tooth 42
Two sides carry the square hole on two sides with COF and matched, when COF carrier bands are in contact with two three-level stage portions 40, three-level pin tooth
42 through the square hole on COF carrier bands, so as to which when the COF carries ratchet rotary motion, three-level pin tooth 42 drives COF carrier band fortune
It is dynamic.The inner side of each three-level pin tooth 32 is provided with interior chamfering 43, and outside is provided with outer chamfering 44.In the present embodiment, one-level stage portion 20,
Two stage steps portion 30 and three-level stage portion 40 are integrated with ratchet body 10 to be made.
The COF carrier band ratchets of the present invention in the same peripheral surface of ratchet body 10 by setting two annular one-level steps
Annular two stage steps portion 30 of 20, two, portion and two annular three-level stage portions 40, and respectively in one-level stage portion 20, two level
Regularly being arranged in all portions of stage portion 30 and three-level stage portion 40 convex has one-level pin tooth 21, two level pin tooth 32 and three-level pin tooth
42, a kind of COF carrier bands of every grade of stage portion difference width specifications of Corresponding matching, so, it can be matched on same COF carrier band ratchets
The COF carrier bands of a variety of different sizes are transmitted, reduce the spine of specification corresponding to the COF carrier band needs replacings of width specifications not of the same race
The time is taken turns, reduces labor intensity and production cost, while improve production efficiency.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of COF carries ratchet, it is characterised in that including set in cylinder ratchet body, the week from the ratchet body
To two of surface projection annular one-level stage portions, two annular two stage steps portions and two annular three-level steps
Portion；The centre position interval of the relatively described ratchet body of the one-level stage portion is symmetrical arranged, and each two stage steps portion is set
In the outside of corresponding one-level stage portion, each three-level stage portion is arranged on the outside in corresponding two stage steps portion；Described one
The height of level stage portion, the two stage steps portion and the three-level stage portion increases successively；All portion's rings of the one-level stage portion
Some one-level pin teeth of regular array are furnished with, all portion's rings in the two stage steps portion are furnished with some two level pin teeth of regular array,
Some three-level pin teeth of the convex regular arrangement of all portion's ring cloth of the three-level stage portion.
2. COF according to claim 1 carries ratchet, it is characterised in that：The one-level pin tooth, the two level pin tooth and institute
Central axis of the axis of three-level pin tooth with the ratchet body is stated to intersect.
3. COF according to claim 2 carries ratchet, it is characterised in that：The one-level pin tooth, the two level pin tooth and three
Level pin tooth is truncated rectangular pyramids structure setting, and the base area of truncated rectangular pyramids is more than top surface area.
4. COF according to claim 1 carries ratchet, it is characterised in that：The upper end in the two stage steps portion with it is adjacent
The one-level stage portion upper end between be provided with first annular groove.
5. COF according to claim 4 carries ratchet, it is characterised in that：The radial direction side face width in the two stage steps portion
Less than the radial direction side face width of the one-level stage portion.
6. COF according to claim 1 carries ratchet, it is characterised in that：The upper end of the three-level stage portion with it is adjacent
The two stage steps portion upper end between be provided with the second annular groove.
7. COF according to claim 6 carries ratchet, it is characterised in that：The radial direction side face width of the three-level stage portion
More than the radial direction side face width of the one-level stage portion.
8. COF according to claim 7 carries ratchet, it is characterised in that：The inner side of each one-level stage portion is provided with the
One chamfering；The inner side of each two level pin tooth is provided with second level chamfering；The inner side of each three-level pin tooth is provided with interior chamfering, outside
Provided with outer chamfering.
9. COF according to claim 1 carries ratchet, it is characterised in that：The inside of the ratchet body is provided with a through hole,
The through hole is coaxial with the ratchet body and penetrates the ratchet body；The ratchet body is included from one end of the ratchet body
The bulge loop of extension, the bulge loop are coaxially disposed with the ratchet body.
10. COF according to claim 9 carries ratchet, it is characterised in that：It is rounded that the inner chamber of the bulge loop is provided with one
The substrate of setting, the substrate match setting with the inner chamber of the bulge loop；It is provided with the substrate same with the ratchet body
The mounting hole of axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539299.1A CN107504155A (en) | 2017-07-04 | 2017-07-04 | COF carries ratchet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539299.1A CN107504155A (en) | 2017-07-04 | 2017-07-04 | COF carries ratchet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107504155A true CN107504155A (en) | 2017-12-22 |
Family
ID=60679476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710539299.1A Pending CN107504155A (en) | 2017-07-04 | 2017-07-04 | COF carries ratchet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107504155A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051601A (en) * | 2018-08-09 | 2018-12-21 | 上达电子（深圳）股份有限公司 | The production and transport device of flip chip |
| CN110040570A (en) * | 2019-04-12 | 2019-07-23 | 上达电子（深圳）股份有限公司 | A kind of live roller |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1556940A (en) * | 1976-06-16 | 1979-12-05 | Siemens Ag | Wheels for the stepby step feed of a data carrier |
| US4657137A (en) * | 1981-05-22 | 1987-04-14 | North American Philips Corporation | Multi-chip packaging system |
| JPH04165693A (en) * | 1990-10-30 | 1992-06-11 | Toshiba Corp | Pressure bonding device for conductive adhesion film |
| JPH06244530A (en) * | 1993-02-18 | 1994-09-02 | Toshiba Corp | Compression-bonding apparatus for conductive adhesive film |
| CN101632162A (en) * | 2007-03-09 | 2010-01-20 | 芝浦机械电子株式会社 | Apparatus and method for punching out electronic component |
| JP2016100432A (en) * | 2014-11-20 | 2016-05-30 | シナノケンシ株式会社 | Tape transfer device |
-
2017
- 2017-07-04 CN CN201710539299.1A patent/CN107504155A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1556940A (en) * | 1976-06-16 | 1979-12-05 | Siemens Ag | Wheels for the stepby step feed of a data carrier |
| US4657137A (en) * | 1981-05-22 | 1987-04-14 | North American Philips Corporation | Multi-chip packaging system |
| JPH04165693A (en) * | 1990-10-30 | 1992-06-11 | Toshiba Corp | Pressure bonding device for conductive adhesion film |
| JPH06244530A (en) * | 1993-02-18 | 1994-09-02 | Toshiba Corp | Compression-bonding apparatus for conductive adhesive film |
| CN101632162A (en) * | 2007-03-09 | 2010-01-20 | 芝浦机械电子株式会社 | Apparatus and method for punching out electronic component |
| JP2016100432A (en) * | 2014-11-20 | 2016-05-30 | シナノケンシ株式会社 | Tape transfer device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109051601A (en) * | 2018-08-09 | 2018-12-21 | 上达电子（深圳）股份有限公司 | The production and transport device of flip chip |
| CN110040570A (en) * | 2019-04-12 | 2019-07-23 | 上达电子（深圳）股份有限公司 | A kind of live roller |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171222 |
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| RJ01 | Rejection of invention patent application after publication |