CN111333309A - Secondary forming tool of 3D glass apron - Google Patents
Secondary forming tool of 3D glass apron Download PDFInfo
- Publication number
- CN111333309A CN111333309A CN202010286738.4A CN202010286738A CN111333309A CN 111333309 A CN111333309 A CN 111333309A CN 202010286738 A CN202010286738 A CN 202010286738A CN 111333309 A CN111333309 A CN 111333309A
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- Prior art keywords
- core
- close
- concave
- glass
- positioning groove
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- 239000011521 glass Substances 0.000 title claims abstract description 92
- 238000007493 shaping process Methods 0.000 claims abstract description 37
- 238000004513 sizing Methods 0.000 claims abstract description 22
- 238000013461 design Methods 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000013003 hot bending Methods 0.000 description 10
- 238000000465 moulding Methods 0.000 description 8
- 230000002349 favourable effect Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
- C03B23/0302—Re-forming glass sheets by bending by press-bending between shaping moulds between opposing full-face shaping moulds
Abstract
The invention relates to the technical field of mobile phone glass cover plate forming jigs, in particular to a secondary forming jig for a 3D glass cover plate, which comprises an upper die assembly and a lower die assembly; the lower die assembly comprises a concave die core, two shaping sliding blocks and a driving piece; the upper surface of the concave mold core is provided with a secondary positioning groove for placing 3D glass, the two sizing sliders are respectively arranged on two sides of the width direction of the secondary positioning groove in a sliding manner, the driving piece is used for driving the two sizing sliders to move towards the direction close to or away from each other, the side surface of the sizing slider close to the secondary positioning groove is a secondary sizing surface, and the included angle between the secondary sizing surface and the bottom of the positioning groove is smaller than 90 degrees; the upper die assembly comprises a male die core, a male die core matched with the secondary positioning groove in a concave-convex mode is arranged on the lower surface of the male die core, and the side face, close to the shaping sliding block, of the male die core is parallel to the secondary shaping face. When the 3D glass cover plate is subjected to secondary forming, the straight body positions on two sides of the 3D glass cover plate can be smaller than 90 degrees.
Description
Technical Field
The invention relates to the technical field of mobile phone glass cover plate forming jigs, in particular to a secondary forming jig for a 3D glass cover plate.
Background
The glass cover plate used in the current electronic products is 2D, 2.5D and 3D glass. Wherein, 2D glass is plane glass, and 2.5D glass has carried out radian processing to the edge on 2D plane glass's basis. The 3D curved glass, the middle and the edge portions can be designed to be curved arcs.
Along with the development of science and technology, 3D glass apron is by wide application, and 3D glass apron need adopt tool cooperation firing equipment to carry out the hot bending shaping to glass apron when production. Through research, in order to make the 3D glass apron carry out 180 links up with the fuselage center, need to bend two long sides of 3D glass apron into with the 3D glass apron contained angle between the surface less than 90, but after the tool of prior art carries out the hot bending shaping, two long sides can only buckle to with 3D glass apron contained angle between the surface more than or equal to 90 3D glass apron generally, be difficult to satisfy present technical requirement.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a secondary forming jig for a 3D glass cover plate, which can bend two long side edges of the 3D glass cover plate until the included angle between the two long side edges and the surface of the 3D glass cover plate is smaller than 90 degrees when the 3D glass cover plate is subjected to secondary forming.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a secondary forming jig for a 3D glass cover plate comprises an upper die assembly and a lower die assembly;
the lower die assembly comprises a concave die core, two shaping sliding blocks and a driving piece;
the upper surface of the concave mold core is provided with a secondary positioning groove for placing 3D glass, the two sizing sliders are respectively arranged on two sides of the width direction of the secondary positioning groove in a sliding manner, the driving piece is used for driving the two sizing sliders to move towards the direction close to or away from each other, the side surface of the sizing slider close to the secondary positioning groove is a secondary sizing surface, and the included angle between the secondary sizing surface and the bottom of the positioning groove is smaller than 90 degrees;
the upper die assembly comprises a male die core, a male die core matched with the secondary positioning groove in a concave-convex mode is arranged on the lower surface of the male die core, and the side face, close to the shaping sliding block, of the male die core is parallel to the secondary shaping face.
And an arc-shaped guide section is arranged on one side of the secondary positioning surface close to the bottom of the secondary positioning groove.
The lower die assembly further comprises a lower die fixing plate used for bearing the concave die core, the upper die assembly further comprises an upper die fixing plate, and the convex die core is fixedly arranged on one side, close to the concave die core, of the upper die fixing plate.
The driving piece is an air cylinder, one side, away from the secondary positioning groove, of the sizing sliding block is connected with the driving piece, each sizing sliding block is connected with two driving pieces at intervals, and the driving pieces are fixedly arranged on the lower die fixing plate.
Two parallel guide plates are respectively arranged on two sides of the upper surface of the concave mold core in the length direction of the secondary positioning groove, and one side, close to the shaping sliding block, of each guide plate is connected with the shaping sliding block in a sliding mode.
Wherein, one side that the deflector is close to the secondary constant head tank is equipped with the fender portion that separates that is used for blockking the design slider to the direction motion of secondary constant head tank, the both sides that the design slider is close to the deflector are equipped with respectively and separate baffle butt complex butt portion, work as when butt portion separates fender portion, one side that the secondary design face is close to secondary constant head tank bottom and the coincidence of secondary constant head tank width direction's side.
And the lower die fixing plate is provided with a limiting block for blocking the shaping sliding block from moving to a position far away from the concave die core.
The lower surface of the male mold core is provided with a plurality of guide posts, and the upper surface of the female mold core is provided with a plurality of guide grooves matched with the guide posts in an inserting manner.
The concave mold core and the convex mold core are rectangular, the guide posts are arranged at four right angles of the convex mold core respectively, and the guide grooves are arranged at four right angles of the concave mold core respectively.
The lower die fixing plate is provided with a lower yielding groove, one side opening of the lower yielding groove away from the concave die core is arranged, the upper die fixing plate is provided with an upper yielding groove, and the upper yielding groove corresponds to the lower yielding groove.
The invention has the beneficial effects that:
according to the invention, by arranging the driving part and the shaping sliding block, the included angle between two long side edges of the 3D glass after hot bending and shaping and the surface of the 3D glass is smaller than 90 degrees, the shaping sliding block is driven by the driving part to move towards the direction far away from the 3D glass cover plate after hot bending and shaping, so that the 3D glass cover plate can be rapidly taken out from the secondary shaping jig, the two bent side edges cannot be scratched, the polishing time of the 3D glass in the later period can be shortened, the shaping efficiency is improved, and the precision is higher.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a 3D glass cover plate;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
FIG. 3 is a schematic structural view of a lower die assembly of an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of section B of FIG. 3;
FIG. 5 is a schematic structural view of an upper die assembly of an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of section C of FIG. 5;
fig. 7 is a schematic structural view of the upper die assembly and the lower die assembly after being combined according to the embodiment of the present invention.
Description of reference numerals: 1. a female mold core; 11. a secondary positioning groove; 12. a guide groove; 2. shaping a sliding block; 21. a secondary molding surface; 22. an arc-shaped guide section; 23. an abutting portion; 3. a drive member; 4. a male mold core; 41. a convex mold core; 42. an arc-shaped pressing section; 5. a lower die fixing plate; 51. a lower abdicating groove; 6. an upper die fixing plate; 61. an upper abdicating groove; 7. a guide plate; 71. a barrier portion; 8. a limiting block; 9. and a guide post.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
When the 3D glass cover plate is hot-bent, in order to enable the 3D glass cover plate to be completely embedded into the machine body when the 3D glass cover plate is assembled with the machine body, an assembly gap does not exist between the assembled glass cover plate and the machine body, and the 3D glass cover plate can be smoothly butted with a middle frame of the machine body by 180 degrees, two sides of the 3D glass need to be bent to form an included angle β smaller than 90 degrees with the surface of the 3D glass, and in order to bend two sides of the 3D glass to form an included angle β smaller than 90 degrees with the surface of the 3D glass, the glass needs to be hot-bent twice, the bending angle α of two long sides of the 3D glass after the first hot-bending is 90 degrees, and in order to bend two long sides of the 3D glass to form an included angle β smaller than 90 degrees with the surface of the 3D glass, specifically, as shown in fig. 1-2, the β is 85 degrees in the embodiment.
The utility model provides a post forming tool of 3D glass apron, includes mould assembly and lower mould assembly. As shown in fig. 3, the lower mold assembly includes a female mold core 1, two shaping sliders 2, and a driving member 3.
As shown in fig. 3, 1 upper surface of concave mould core is equipped with the secondary constant head tank 11 that is used for placing 3D glass, two design slider 2 slides respectively and locates 1 upper surface of concave mould core and be close to the both sides of 11 width direction of secondary constant head tank, driving piece 3 is used for driving two design sliders 2 and moves to the direction that is close to each other or keeps away from each other, the side that design slider 2 is close to secondary constant head tank 11 is secondary design face 21, contained angle theta between the tank bottom of secondary design face 21 and secondary constant head tank 11 is less than 90 °, specifically, in this embodiment, theta is 85 °.
As shown in fig. 5, the upper die assembly includes a male die core 4, a male die core 41 that is in concave-convex fit with the secondary positioning groove 11 is disposed on the lower surface of the male die core 4, and the side surface of the male die core 41 close to the shaping slider 2 is parallel to the secondary shaping surface 21.
When the glass bending device is used, 3D glass formed by primary hot bending is placed on the concave mold core 1, two bent sides of the 3D glass are upward, then the upper mold component and the lower mold component are combined, the male mold core 41 of the male mold core 4 is enabled to be pressed against the surface of the 3D glass, at the moment, two bent long sides of the 3D glass are located between the side face of the male mold core 41 in the width direction and the secondary molding face 21, then the secondary molding jig is heated through heating equipment, the secondary molding jig transfers heat to the 3D glass, then the driving piece 3 is started, the molding slide blocks 2 on the upper surface of the concave mold core 1 are enabled to move towards the mutually approaching direction under the driving of the driving piece 3, the two molding slide blocks 2 are enabled to be respectively pressed against the two long sides of the 3D glass cover plate, and then the two long sides are enabled to be bent and deformed towards the mutually approaching direction under the pressing force of the molding slide blocks 2 and the, because the secondary of stereotyping slider 2 decides the contained angle between profile 21 and the tank bottom of secondary constant head tank 11 and is less than 90, and the side that terrace die benevolence 41 is close to stereotyping slider 2 is parallel with secondary stereotyping profile 21, and then when two long sides of 3D glass are buckled to 3D glass's long side under stereotyping slider 2 and high temperature effect and are closely when being held between terrace die benevolence 41's side and secondary stereotyping profile 21, the contained angle between two long sides of 3D glass and the 3D glass surface is less than 90, accomplish the second time hot bending forming work to 3D glass, drive two blocks of stereotyping sliders 2 through driving piece 3 this moment and move to the direction of keeping away from each other, then open the mould subassembly, can take out the 3D glass apron after the secondary molding.
In conclusion, by arranging the driving piece 3 and the shaping sliding block 2, the included angle between two long side edges of the 3D glass after hot bending and the surface of the 3D glass is smaller than 90 degrees, the shaping sliding block 2 is driven by the driving piece 3 to move towards the direction far away from the 3D glass cover plate after hot bending and shaping, so that the 3D glass cover plate can be taken out from the secondary shaping jig quickly, the two bent side edges cannot be scratched, the polishing time of the 3D glass in the later period can be shortened, the shaping efficiency is improved, and the precision is higher.
As shown in fig. 4, an arc guide section 22 is disposed on one side of the secondary positioning surface 21 close to the bottom of the secondary positioning groove 11, on one hand, the arc guide section guides the bending direction of the 3D glass, and on the other hand, after the 3D glass is hot-bent, the bending part is an arc surface, which is beneficial to improving the hand feeling during use.
Further, as shown in fig. 6, an arc pressing section 42 that is in concave-convex fit with the arc guiding section 22 is disposed on one side of the convex mold core 41 close to the arc guiding section 22, so as to be beneficial to guiding the bending direction of the side edge of the 3D glass by matching the arc guiding section 22, and to improve the precision of the formed 3D glass.
As shown in fig. 3 and 5, the lower mold assembly further includes a lower mold fixing plate 5 for bearing the concave mold core 1, the upper mold assembly further includes an upper mold fixing plate 6, and the convex mold core 4 is fixedly disposed on one side of the upper mold fixing plate 6 close to the concave mold core 1.
Through setting up lower mould fixed plate 5 and last mould fixed plate 6, can be fixed in operation platform with concave mould core 1 through lower mould fixed plate 5 during the use on, be fixed in convex mould core 4 through last mould fixed plate 6 on the manipulator, and then make and go up mould assembly and lower mould assembly and can merge automatically and carry out the post forming to 3D glass apron, and can avoid fixed knot structure direct action on concave mould core 1 and convex mould core 4, be favorable to protecting concave mould core 1 and convex mould core 4, improve its accuracy.
As shown in fig. 3, the driving member 3 is an air cylinder, one side of the sizing slider 2, which is far away from the secondary positioning groove 11, is connected to the driving member 3, two driving members 3 are connected to the sizing slider 2 at intervals, and the driving member 3 is fixedly disposed on the lower die fixing plate 5.
Every 2 interval connection two driving pieces 3 of design slider, can avoid design slider 2 to take place the skew when the motion and lead to the 3D glass apron two long sides after the post forming the direction of buckling and the angle of buckling and the direction and the angle of predetermineeing of buckling to have the error, more be favorable to improving the precision of the 3D glass apron after the post forming, improve yield and production efficiency, also be favorable to improving the stability of design slider 2 motion.
As shown in fig. 3, two parallel guide plates 7 are respectively arranged on two sides of the upper surface of the female mold core 1 in the length direction of the secondary positioning groove 11, and one side of each guide plate 7, which is close to the shaping slide block 2, is connected with the shaping slide block 2 in a sliding manner.
The setting of deflector 7 plays the effect of direction to the motion of design slider 2, further avoids design slider 2 direction skew when the motion, consequently, the precision behind the 3D glass apron post-forming is favorable to further improving to being provided with of deflector 7, and then further improves yield and production efficiency.
Wherein, as shown in fig. 4, one side of the guide plate 7 close to the secondary positioning groove 11 is provided with a blocking portion 71 for blocking the movement of the sizing slider 2 in the direction of the secondary positioning groove 11, two sides of the sizing slider 2 close to the guide plate 7 are respectively provided with a butting portion 23 which is butted and matched with the blocking plate, and when the butting portion 23 is butted and blocked by the butting portion 71, one side of the secondary sizing surface 21 close to the bottom of the secondary positioning groove 11 coincides with the side of the secondary positioning groove 11 in the width direction. The blocking part 71 and the abutting part 23 are arranged to limit the sliding of the shaping sliding block 2, so that the shaping sliding block 2 cannot excessively abut against the 3D glass cover plate to cause the 3D glass cover plate to be excessively bent, and the forming precision of the 3D glass cover plate is improved.
Wherein, in order to avoid setting slider 2 to break away from concave mold core 1 and make when going up mold assembly and lower mold assembly and merge setting slider 2 by last mold assembly crushing, lower mould fixed plate 5 is equipped with and is used for blockking setting slider 2 to keeping away from the stopper 8 of the position motion of concave mold core 1.
As shown in fig. 3, 5 and 7, a plurality of guide posts 9 are disposed on the lower surface of the male mold core 4, and a plurality of guide grooves 12 engaged with the plurality of guide posts 9 are disposed on the upper surface of the female mold core 1. The setting of guide way 12 and guide post 9 makes the staff can merge mould subassembly and lower mould subassembly fast and accurately, improves work efficiency, and on the other hand makes the hot bending forming in-process, goes up the difficult dislocation that takes place of mould subassembly and lower mould subassembly, is favorable to improving the precision behind the 3D glass apron post-forming.
The concave mold core 1 and the convex mold core 4 are rectangular, the guide posts 9 are arranged at four right angles of the convex mold core 4 respectively, and the guide grooves 12 are arranged at four right angles of the concave mold core 1 respectively.
Wherein, as shown in fig. 3 and 5, in order to facilitate the separation of the upper mold fixing plate 6 and the lower mold fixing plate 5, the lower mold fixing plate 5 is provided with the lower groove 51, one side opening of the lower groove 51 away from the female mold core 1 is provided, the upper mold fixing plate 6 is provided with the upper groove 61, the upper groove 61 corresponds to the lower groove 51. When need part upper die fixing plate 6 and lower mould fixed plate 5, can open upper die fixing plate 6 from lower mould fixed plate 5 through last notch that the groove 61 of stepping down and the groove 51 of stepping down formed down, be favorable to improving dismantlement efficiency.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a post forming tool of 3D glass apron which characterized in that: comprises an upper die assembly and a lower die assembly;
the lower die assembly comprises a concave die core, two shaping sliding blocks and a driving piece;
the upper surface of the concave mold core is provided with a secondary positioning groove for placing 3D glass, the two sizing sliding blocks are respectively arranged on two sides of the upper surface of the concave mold core close to the width direction of the secondary positioning groove in a sliding manner, the driving piece is used for driving the two sizing sliding blocks to move towards the direction close to or away from each other, the side surface of the sizing sliding block close to the secondary positioning groove is a secondary sizing surface, and the included angle between the secondary sizing surface and the bottom of the secondary positioning groove is smaller than 90 degrees;
the upper die assembly comprises a male die core, a male die core matched with the secondary positioning groove in a concave-convex mode is arranged on the lower surface of the male die core, and the side face, close to the shaping sliding block, of the male die core is parallel to the secondary shaping face.
2. The secondary forming jig of 3D glass apron of claim 1, characterized in that: and an arc-shaped guide section is arranged on one side of the secondary shaping surface, which is close to the bottom of the secondary positioning groove.
3. The secondary forming jig of 3D glass apron of claim 1, characterized in that: the lower die assembly further comprises a lower die fixing plate used for bearing the concave die core, the upper die assembly further comprises an upper die fixing plate, and the convex die core is fixedly arranged on one side, close to the concave die core, of the upper die fixing plate.
4. The secondary forming jig of 3D glass apron of claim 1, characterized in that: the driving piece is the cylinder, the driving piece is connected to one side that the secondary constant head tank was kept away from to the design slider, every two driving pieces of design slider interval connection, the driving piece is fixed to be located on the lower mould fixed plate.
5. The secondary forming jig of 3D glass apron of claim 1, characterized in that: two parallel guide plates are respectively arranged on two sides of the upper surface of the concave mold core in the length direction of the secondary positioning groove, and one side, close to the shaping sliding block, of each guide plate is connected with the shaping sliding block in a sliding mode.
6. The secondary forming jig of 3D glass apron of claim 5, characterized in that: one side that the deflector is close to the secondary constant head tank is equipped with the fender portion that separates that is used for blockking the design slider to the direction motion of secondary constant head tank, the both sides that the design slider is close to the deflector are equipped with respectively and separate baffle butt complex butt portion, work as butt portion separates when keeping off the portion, one side that the secondary design face is close to secondary constant head tank bottom and the coincidence of secondary constant head tank width direction's side.
7. The secondary forming jig of 3D glass apron of claim 3, characterized in that: and the lower die fixing plate is provided with a limiting block for blocking the shaping sliding block from moving to a position far away from the concave die core.
8. The secondary forming jig of 3D glass apron of claim 1, characterized in that: the lower surface of the male mold core is provided with a plurality of guide posts, and the upper surface of the female mold core is provided with a plurality of guide grooves matched with the guide posts in an inserting manner.
9. The secondary forming jig for the 3D glass cover plate according to claim 8, wherein: the concave mold core and the convex mold core are rectangular, the guide posts are arranged at four right angles of the convex mold core respectively, and the guide grooves are arranged at four right angles of the concave mold core respectively.
10. The secondary forming jig of 3D glass apron of claim 3, characterized in that: the lower die fixing plate is provided with a lower yielding groove, one side opening of the lower yielding groove away from the concave die core is arranged, the upper die fixing plate is provided with an upper yielding groove, and the upper yielding groove corresponds to the lower yielding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010286738.4A CN111333309A (en) | 2020-04-13 | 2020-04-13 | Secondary forming tool of 3D glass apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010286738.4A CN111333309A (en) | 2020-04-13 | 2020-04-13 | Secondary forming tool of 3D glass apron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111333309A true CN111333309A (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010286738.4A Pending CN111333309A (en) | 2020-04-13 | 2020-04-13 | Secondary forming tool of 3D glass apron |
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| CN (1) | CN111333309A (en) |
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| CN101255910A (en) * | 2008-04-01 | 2008-09-03 | 刘海平 | Sliding block component of off-centering type transmission as well as clutch plate thereof |
| CN206858425U (en) * | 2017-07-03 | 2018-01-09 | 蓝思科技（长沙）有限公司 | A kind of hot bending die |
| CN207313427U (en) * | 2017-10-16 | 2018-05-04 | 深圳市华尔拓科技有限公司 | One kind is used for the molding hot bending die of glass |
| CN208454806U (en) * | 2018-06-30 | 2019-02-01 | 深圳市东方碳素实业有限公司 | A kind of mold for hot bending automobile bend glass |
| US20200039186A1 (en) * | 2018-08-03 | 2020-02-06 | AAC Technologies Pte. Ltd. | Glass sheet processing method and glass sheet processing mold |
| CN110790495A (en) * | 2018-08-03 | 2020-02-14 | 瑞声精密制造科技(常州)有限公司 | Glass plate processing method and glass plate processing die |
| CN212127968U (en) * | 2020-04-13 | 2020-12-11 | 深圳市信濠光电科技股份有限公司 | Secondary forming tool of 3D glass apron |
-
2020
- 2020-04-13 CN CN202010286738.4A patent/CN111333309A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255910A (en) * | 2008-04-01 | 2008-09-03 | 刘海平 | Sliding block component of off-centering type transmission as well as clutch plate thereof |
| CN206858425U (en) * | 2017-07-03 | 2018-01-09 | 蓝思科技（长沙）有限公司 | A kind of hot bending die |
| CN207313427U (en) * | 2017-10-16 | 2018-05-04 | 深圳市华尔拓科技有限公司 | One kind is used for the molding hot bending die of glass |
| CN208454806U (en) * | 2018-06-30 | 2019-02-01 | 深圳市东方碳素实业有限公司 | A kind of mold for hot bending automobile bend glass |
| US20200039186A1 (en) * | 2018-08-03 | 2020-02-06 | AAC Technologies Pte. Ltd. | Glass sheet processing method and glass sheet processing mold |
| CN110790495A (en) * | 2018-08-03 | 2020-02-14 | 瑞声精密制造科技(常州)有限公司 | Glass plate processing method and glass plate processing die |
| CN212127968U (en) * | 2020-04-13 | 2020-12-11 | 深圳市信濠光电科技股份有限公司 | Secondary forming tool of 3D glass apron |
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