CN110126141A - A kind of optical mount strand tooth mould structure - Google Patents
A kind of optical mount strand tooth mould structure Download PDFInfo
- Publication number
- CN110126141A CN110126141A CN201910530592.0A CN201910530592A CN110126141A CN 110126141 A CN110126141 A CN 110126141A CN 201910530592 A CN201910530592 A CN 201910530592A CN 110126141 A CN110126141 A CN 110126141A
- Authority
- CN
- China
- Prior art keywords
- hole section
- hole
- guide bushing
- ball bearing
- bearing guide
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims abstract 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 229910000906 Bronze Inorganic materials 0.000 description 5
- 239000010974 bronze Substances 0.000 description 5
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
- B29C33/305—Mounting of moulds or mould support plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lens Barrels (AREA)
Abstract
The invention discloses a kind of optical mounts to twist tooth mould structure, it includes fixing seat, through-hole is provided in fixing seat, being provided through in through-hole can be in the screw thread mold insert wherein rotationally and axially moved, through-hole includes the first hole section, the second hole section and third hole section, first hole section and third hole section with screw thread mold insert clearance fit, are arranged with the ball bearing guide bushing in the second hole section on screw thread mold insert, multiple balls for rolling cooperation with the inner sidewalls of the second hole section are provided on ball bearing guide bushing.The ball being arranged on ball bearing guide bushing can reduce frictional force, reduce the abrasion of all parts, increase service life, guarantee the quality of pedestal single-item, to guarantee the image quality of lens module.
Description
Technical field
The present invention relates to the production technical fields of optical lens more particularly to a kind of optical mount to twist tooth mould structure.
Background technique
Optical mount is the important component part of optical lens.Referring to Fig.1, traditional optical mount twists the screw thread of tooth mold
Mold insert 3 and the cooperation of rear cavity 11 are to be cooperated by 6 whole face of bronze bushing come what is realized, in the course of work, are covered in bronze bushing 6
Screw thread mold insert 3 rotationally and axially moved relative to bronze bushing 6, since bronze bushing 6 is relatively soft, the short time production bronze
Covering 6 medial surfaces will wear, and cause screw thread mold insert 3 to be easy stuck by shake, the pedestal produced is unstable, and mold can not give birth to
It produces.Therefore better base products in order to obtain organize out better camera lens, improve production efficiency it is necessary to improve existing mold
Structure.
Summary of the invention
In consideration of it, the purpose of the present invention is to provide a kind of stability that can guarantee thread rotation, not easy to wear, use
The optical mount of service life length twists tooth mould structure.
The present invention be solve its technical problem and the technical solution adopted is that:
A kind of optical mount twists tooth mould structure comprising fixing seat is provided with through-hole in fixing seat, passes through in through-hole
Wear that be equipped with can include the first hole being axially sequentially distributed along it in the screw thread mold insert wherein rotationally and axially moved, through-hole
Section, the second hole section and third hole section, the first hole section and third hole section with screw thread mold insert clearance fit, are arranged on screw thread mold insert
There is the ball bearing guide bushing being located in the second hole section, the length of ball bearing guide bushing is less than the second hole section so that ball bearing guide bushing can be in the second hole
It is moved axially in section, limitation ball is provided between the first hole section and the second hole section, between third hole section and the second hole section and is led
The position limiting structure deviate from from the second hole section is covered, multiple inner sidewalls with the second hole section are provided on ball bearing guide bushing and roll cooperation
Ball.
Preferably, multiple ball mounting holes are provided on ball bearing guide bushing, each ball is rotatably arranged in one
In a ball mounting hole, the side of ball, which is stretched out from the lateral surface of ball bearing guide bushing and rolled with the inner sidewall of the second hole section, to be cooperated,
The other side of ball, which is stretched out from the medial surface of ball bearing guide bushing and rolled with the lateral wall of screw thread mold insert, to be cooperated.
Preferably, fixing seat includes the rear cavity being removably joined together and copper sheathing mold insert, and the first hole section is set
It sets in rear cavity, first cylindrical hole on the top to form the second hole section is additionally provided in rear cavity, third hole section is arranged in copper
It covers on mold insert, the second cylindrical hole of the lower part to form the second hole section is additionally provided on copper sheathing mold insert.
Preferably, the diameter of the second cylindrical hole is greater than the first cylindrical hole, ball bearing guide bushing and the first cylinder hole length phase
Deng and cooperation is rolled by the inner sidewall of ball and the first cylindrical hole.
Preferably, the diameter of the first hole section and third hole section is respectively less than the diameter of the second hole section, two position limiting structures
It is respectively formed between the first hole section and the second hole section, the limited step between third hole section and the second hole section.
The beneficial effects of the present invention are: the ball being arranged on ball bearing guide bushing can reduce frictional force in the present invention, reduce
The abrasion of all parts guarantees the stability of screw thread mold insert rotation, increases service life, the number that repairs a die is reduced, to guarantee pedestal
The quality of single-item, to guarantee the image quality of lens module.
Detailed description of the invention
Fig. 1 is the cross-sectional view that traditional optical mount twists tooth mold；
Fig. 2 is the cross-sectional view of the use of the new type；
Fig. 3 is the cross-sectional view of fixing seat；
Fig. 4 is the cross-sectional view of ball bearing guide bushing.
Specific embodiment
Below in conjunction with attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.
Referring to Figure 2 to Figure 4, the embodiment of the present invention proposes a kind of optical mount strand tooth mould structure comprising fixed
Seat 1 is provided with through-hole 2 in fixing seat 1, and being provided through in through-hole 2 can be in the screw thread wherein rotationally and axially moved
Mold insert 3, screw thread mold insert 3 are in round bar shape, and one end is provided with external screw teeth 31, and through-hole 2 includes first be axially sequentially distributed along it
Hole section 21, the second hole section 22 and third hole section 23, the first hole section 21 and third hole section 23 with 3 clearance fit of screw thread mold insert,
The ball bearing guide bushing 4 being arranged on screw thread mold insert 3 in the second hole section 22, the length of ball bearing guide bushing 4 less than the second hole section 22 with
Enable ball bearing guide bushing 4 in the second hole section 22 as screw thread mold insert 3 moves axially together, the first hole section 21 and the second hole section 22
Between, the limit that limitation ball bearing guide bushing 4 is deviate from from the second hole section 22 is provided between third hole section 23 and the second hole section 22
Structure is provided with multiple balls 5 that cooperation is rolled with the inner sidewalls of the second hole section 22 on ball bearing guide bushing 4.
Referring to Fig. 4, as a preferred solution of the present invention, multiple ball mounting holes 41, ball peace are provided on ball bearing guide bushing 4
Filling hole 41 is the circle drum through-hole cooperated with ball 5, each ball 5 is rotatably arranged in a ball mounting hole 41,
The side of ball 5 from the lateral surface of ball bearing guide bushing 4 stretch out and with the inner sidewall of the second hole section 22 roll cooperate, ball 5 it is another
Side, which is stretched out from the medial surface of ball bearing guide bushing 4 and rolled with the lateral wall of screw thread mold insert 3, to be cooperated.The hardness of ball 5 up to HRC52 with
On, using such structure, when screw thread mold insert 3 is rotated or is moved axially relative to fixing seat 1, ball bearing guide bushing 4 with screw thread
The ball 5 that mold insert 3 rotates together or moves axially, and be arranged on ball bearing guide bushing 4 can reduce frictional force, reduce all parts
Abrasion, guarantee the stability that screw thread mold insert 3 rotates, increase service life, reduction repairs a die number, to guarantee the matter of pedestal single-item
Amount, to guarantee the image quality of lens module.
It is fixedly attached in addition, ball bearing guide bushing 4 may be set to be with screw thread mold insert 3, while ball mounting hole 41 is setting
Hemispheric blind hole on the lateral wall of ball bearing guide bushing 4, ball 5 is mounted in ball mounting hole 41 and one side is pacified from ball
The side for filling hole 41, which is stretched out and rolled with the inner sidewall of the second hole section 22, to be cooperated.
Preferably, fixing seat 1 includes rear cavity 11 and copper sheathing mold insert 12, and copper sheathing mold insert 12 can by fasteners such as screws
It is releasably mounted on the bottom surface of rear cavity 11, through-hole 2 is vertically arranged, and the first hole section 21 is arranged in rear cavity 11, rear cavity
First cylindrical hole 221 on the top to form the second hole section 22 is additionally provided on 11, third hole section 23 is arranged in copper sheathing mold insert 12
On, the second cylindrical hole 222 of the lower part to form the second hole section 22 is additionally provided on copper sheathing mold insert 12.Second cylindrical hole 222 it is straight
Diameter is greater than the first cylindrical hole 221, ball bearing guide bushing 4 and 221 equal length of the first cylindrical hole and passes through ball 5 and the first cylindrical hole
221 inner sidewall rolls cooperation.Using such structure, second hole section 22 of molding easy to process, while being also convenient for dismounting ball
Guide sleeve 4.
In the present embodiment, the first hole section 21 and the second hole section 22, the second hole section 22 and third hole section 23 are to be disposed proximate to,
The diameter of first hole section 21 and third hole section 23 is respectively less than the diameter of the second hole section 22, and two position limiting structures are respectively to be formed in the
Limited step 20 between one hole section 21 and the second hole section 22, between third hole section 23 and the second hole section 22.Certainly, the limit knot
Structure can be used as substitution using other bulge-structures that two adjacent hole sections are arranged in.
The above is only preferred embodiments of the invention, as long as realizing the technical side of the object of the invention with essentially identical means
Case belongs within protection scope of the present invention.
Claims (5)
1. a kind of optical mount twists tooth mould structure, it is characterised in that it includes fixing seat (1), and the fixing seat is set on (1)
Install and be equipped with through-hole (2), be provided through in the through-hole (2) can in the screw thread mold insert (3) wherein rotationally and axially moved,
The through-hole (2) includes the first hole section (21), the second hole section (22) and third hole section (23) being axially sequentially distributed along it,
First hole section (21) and third hole section (23) with screw thread mold insert (3) clearance fit, are arranged on the screw thread mold insert (3)
There is the ball bearing guide bushing (4) being located in second hole section (22), the length of the ball bearing guide bushing (4) is less than second hole section
(22) so that ball bearing guide bushing (4) can move axially in the second hole section (22), first hole section (21) and the second hole section
(22) limitation ball bearing guide bushing (4) is provided between, between the third hole section (23) and the second hole section (22) from the second hole section
(22) position limiting structure deviate from is provided with multiple inner sidewalls with second hole section (22) on the ball bearing guide bushing (4) and rolls
The ball (5) of dynamic cooperation.
2. a kind of optical mount according to claim 1 twists tooth mould structure, which is characterized in that the ball bearing guide bushing (4)
On be provided with multiple ball mounting holes (41), each ball (5) is rotatably arranged in a ball mounting hole (41), rolling
The side of pearl (5), which is stretched out from the lateral surface of ball bearing guide bushing (4) and rolled with the inner sidewall of the second hole section (22), to be cooperated, ball (5)
The other side from the medial surface of ball bearing guide bushing (4) stretch out and with the lateral wall of screw thread mold insert (3) roll cooperate.
3. a kind of optical mount according to claim 1 twists tooth mould structure, which is characterized in that the fixing seat (1)
Including the rear cavity (11) being removably joined together and copper sheathing mold insert (12), first hole section (21) is arranged described
In rear cavity (11), the first cylindrical hole to form the top of second hole section (22) is additionally provided on the rear cavity (11)
(221), the third hole section (23) is arranged on the copper sheathing mold insert (12), also sets up on the copper sheathing mold insert (12) tangible
At the second cylindrical hole (222) of the lower part of second hole section (22).
4. a kind of optical mount according to claim 3 twists tooth mould structure, which is characterized in that second cylindrical hole
(222) diameter is greater than first cylindrical hole (221), the ball bearing guide bushing (4) and the first cylindrical hole (221) length phase
Deng and rolled and cooperate by the inner sidewall of the ball (5) and the first cylindrical hole (221).
5. a kind of optical mount according to claim 1 twists tooth mould structure, which is characterized in that the first hole section (21) and the
The diameter of three hole sections (23) is respectively less than the diameter of the second hole section (22), and two position limiting structures are respectively to be formed in the first hole section (21)
And second between hole section (22), the limited step (20) between third hole section (23) and the second hole section (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530592.0A CN110126141A (en) | 2019-06-19 | 2019-06-19 | A kind of optical mount strand tooth mould structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910530592.0A CN110126141A (en) | 2019-06-19 | 2019-06-19 | A kind of optical mount strand tooth mould structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110126141A true CN110126141A (en) | 2019-08-16 |
Family
ID=67578177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910530592.0A Pending CN110126141A (en) | 2019-06-19 | 2019-06-19 | A kind of optical mount strand tooth mould structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110126141A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497077A (en) * | 2020-03-24 | 2020-08-07 | 安徽胜利精密制造科技有限公司 | Micro-motion joint of nail burying jig |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201900694U (en) * | 2010-12-20 | 2011-07-20 | 上海天海电子有限公司 | Tapping mold |
| CN207859387U (en) * | 2017-12-19 | 2018-09-14 | 中山市卓尔精密模塑科技有限公司 | A kind of efficient Leave out thread mechanism |
| CN210025968U (en) * | 2019-06-19 | 2020-02-07 | 中山联合光电科技股份有限公司 | Precise optical base tooth twisting mold structure |
-
2019
- 2019-06-19 CN CN201910530592.0A patent/CN110126141A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201900694U (en) * | 2010-12-20 | 2011-07-20 | 上海天海电子有限公司 | Tapping mold |
| CN207859387U (en) * | 2017-12-19 | 2018-09-14 | 中山市卓尔精密模塑科技有限公司 | A kind of efficient Leave out thread mechanism |
| CN210025968U (en) * | 2019-06-19 | 2020-02-07 | 中山联合光电科技股份有限公司 | Precise optical base tooth twisting mold structure |
Non-Patent Citations (1)
| Title |
|---|
| 查五生等: "《冲压工艺及模具设计》", vol. 1, 31 January 2015, 重庆大学出版社, pages: 240 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497077A (en) * | 2020-03-24 | 2020-08-07 | 安徽胜利精密制造科技有限公司 | Micro-motion joint of nail burying jig |
| CN111497077B (en) * | 2020-03-24 | 2022-02-18 | 安徽胜利精密制造科技有限公司 | Micro-motion joint of nail burying jig |
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| PB01 | Publication | ||
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