CN211194737U - Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points - Google Patents
Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points Download PDFInfo
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- CN211194737U CN211194737U CN201921655016.0U CN201921655016U CN211194737U CN 211194737 U CN211194737 U CN 211194737U CN 201921655016 U CN201921655016 U CN 201921655016U CN 211194737 U CN211194737 U CN 211194737U
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Abstract
The utility model relates to an automobile glass edge covering die for positioning glass by adopting elastic positioning points, which comprises an upper die and a lower die which are matched with each other, the lower die is used for placing glass, the upper die is used for closing the lower die to carry out glass edge covering, a positioning groove is arranged in the lower die, a positioning block and a spring are arranged in the positioning groove, the lower end of the spring is abutted against the bottom of the positioning groove, the upper end of the spring is abutted against the bottom of the positioning block, the positioning block is used for positioning the glass, when the upper die and the lower die are separated, the spring is in a natural extension state, the positioning block is bounced by the spring and extends out of the positioning groove to position the glass, when the upper die and the lower die are assembled, the upper die is pressed downwards to press the positioning block back to the positioning groove, the spring is compressed, and the spring automatically bounces when the die is opened. Compared with the prior art, the utility model discloses simple structure, location are accurate.
Description
Technical Field
The utility model relates to a car mould of borduring especially relates to an adopt elastic locating point to carry out car glass of glass location mould of borduring.
Background
TPE (thermoplastic elastomer) is a thermoplastic elastomer material, has the characteristics of high strength, high resilience, injection molding processing, wide application range, environmental protection, no toxicity, safety and excellent colorability.
TPE is often used to make the edge of the rear windshield of an automobile. At present, the injection molding edge-covering product of the automobile glass is manufactured by coating a bottom coat on a glass plate, then putting a metal reinforcing piece, a plastic insert and glass into a mold, injecting and molding the metal reinforcing piece, the plastic insert and the glass into the mold through a TPE material, and cooling the TPE material.
Chinese patent CN206870264U describes a mold structure for skylight glass covering, the mold includes an upper mold for fixing a slider and a lower mold for fixing skylight glass, when the upper mold and the lower mold are closed, the slider contacts with the skylight glass, and the whole mold has the same structure as the top of the vehicle body for mounting the skylight glass; the outside of slider is equipped with a plurality of concave points, and the inside of slider is equipped with the draw-in groove that is used for the card to establish skylight glass. The mould for covering the edge of the skylight glass mainly comprises an upper mould and a lower mould, the upper mould and the lower mould are combined to complete the covering of the glass, and the glass needs to be accurately positioned in the mould in the process of covering the glass.
The process of the rear windshield glass edge covering is also similar, and the key is to accurately position the glass at a proper position of the lower die, and then the edge covering of the glass is realized by utilizing the die assembly of the upper die and the lower die.
The existing glass edge covering process mainly adopts a cylinder to position glass in a lower die, and the specific mode is as follows: the pedal device controls compressed air to push out the cylinder, and then the positioning claw in front of the cylinder is used as a positioning point to position the glass; telescopic cylinder sets up on the cylinder supporting seat, and the locating pawl is connected with telescopic cylinder's front portion through the locating pawl supporting seat, and compression spring establishes the locating pawl supporting seat in, vertical top is established at the tail end of locating pawl, when putting glass in the mould, telescopic cylinder ejecting drive locating pawl slides to predetermineeing the position in to the die cavity of mould, after glass location completion in the mould, before the compound die was moulded plastics, telescopic cylinder returns and drives the locating pawl and withdraws, accomplishes the location to glass (concrete structure can refer to CN 103991160A).
However, the above positioning by the cylinder has the following disadvantages: the positioning cylinder moves repeatedly, so that the positioning accuracy can be guaranteed. In production, the control switch is easy to malfunction due to other factors, so that the cylinder is damaged, and spare parts are required to be purchased. And because different product structures are different, the cylinder stroke that each mould needs is different, consequently need backup multiple cylinder spare parts, causes the inventory waste on the one hand, on the other hand because fix a position through the cylinder, need lay a plurality of cylinders around the mould, also has the problem of occupation space.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automobile glass edge covering die adopting an elastic positioning point to position glass in order to overcome the defects of the prior art.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides an adopt elastic positioning point to carry out car glass mould of borduring of glass location, includes matched with last mould and lower mould, the lower mould be used for placing glass, last mould be used for carrying out glass's borduring with the lower mould compound die, the lower mould in seted up positioning groove, be provided with locating piece and spring in the positioning groove, the lower extreme butt positioning groove's of spring bottom, the upper end butt locating piece's of spring bottom, the locating piece be used for fixing a position glass go up the mould and when the lower mould separates mutually, the spring is the nature state of extending, the locating piece is bounced by the spring and stretches out positioning groove and fix a position glass go up mould and lower mould compound die, go up the mould and push down the locating piece to get back to in the positioning groove, the spring is compressed, during the die sinking the spring is automatic to bounce.
The side of the positioning block is a butt joint surface used for being in positioning contact with the glass.
The top end of the inner side of the positioning block is provided with a chamfer, so that the glass is prevented from being damaged due to the contact with the glass when the positioning block is lifted.
The lower surface of the positioning block is provided with a spring upper end connecting groove, and the upper end of the spring extends into the spring upper end connecting groove.
The locating piece upper surface is seted up and is used for connecting the screw groove of spring, the screw groove is located spring upper end spread groove top, and the screw passes the linkage segment of screw groove and spring upper end spread groove to be connected with the spring upper end in the spring upper end spread groove, the screw is located the screw inslot, just the up end of screw is less than the upper end in screw groove.
The utility model discloses a screw realizes being connected of spring and locating piece, and like this when the mould sinking spring is automatic to be bounced, can not bounce the locating piece open, avoids causing the damage to glass or mould, realizes through the screw that the spring can guarantee the normal up-and-down motion of locating piece with being connected of locating piece.
The utility model discloses in, the screw is located the screw groove, just the up end of screw is less than the upper end in screw groove, and the screw just can not contact with last mould like this, and no matter what state, the screw can not contact with last mould, has avoided the screw to cause wearing and tearing to last mould lower surface.
The bottom of the positioning groove extends downwards to form a spring lower end placing groove used for placing the lower end of the spring, the lower end of the spring extends into the spring lower end placing groove, and the lower end of the spring is fixedly connected with the bottom of the spring lower end placing groove.
The utility model discloses in, the both ends of spring are all by fixed connection, and spring or locating piece break away from out the lower mould when having avoided the spring to bounce or compress.
In the utility model, the inner diameters of the connecting groove at the upper end of the spring and the placing groove at the lower end of the spring are 1.1 to 1.2 times of the outer diameter of the spring.
The structure through with spring upper end spread groove and spring lower extreme standing groove is injectd to slightly bigger a bit than the spring, can not cause rocking of spring when being favorable to the easy to assemble spring, and the spring does not rock and has just also guaranteed that the locating piece does not rock, and then has improved the precision of location.
In the lower die, at least 3 positioning grooves are arranged, and a positioning block and a spring are respectively arranged in each positioning groove.
Namely, the utility model discloses an at least 3 locating pieces realize glass's location, and then the location accuracy further improves.
The upper die is provided with an upper profile attached to the glass, the lower die is provided with a lower profile attached to the glass, and when the upper die and the lower die are closed, the upper die and the lower die jointly form a complete cavity suitable for enabling a sizing material for wrapping the glass to flow in the cavity.
The positioning block does not influence the integrity of a cavity formed by the upper die and the lower die together.
And a cavity formed by the upper die and the lower die together is provided with other necessary injection molding structures such as a sizing material inlet, an exhaust port and the like.
In the production process, glass is placed on the lower die, the glass is accurately positioned through the positioning block, when the upper die and the lower die are closed, the upper die is pressed down to press the positioning block back to the positioning groove, the spring is compressed, after the upper die and the lower die are closed, the upper die and the lower die are matched to clamp the glass in the middle, the periphery of the glass is exposed, and the exposed part is located in the cavity. And injecting a sizing material into the cavity after die assembly, wrapping the sizing material on the peripheral part of the glass, and forming the sizing material on the outer edge of the glass to form the edge-covered glass after a certain pressure maintaining time. When the mold is opened, the spring automatically bounces, the positioning block resets, and then the next glass is positioned on the edge.
Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:
1. the utility model arranges the elastic locating block on the side of the mould as the datum point for glass locating, and does not need to reuse the cylinder and locate after the cylinder is ejected, thereby avoiding the occurrence of locating deviation;
2. the bottom of the positioning block is provided with a spring, the positioning block is pressed down to an expected structural state through mold closing and pressing after the glass abuts against the positioning block, and the mold opening automatically bounces to realize automatic lifting.
3. Simple structure, the operation is swift, has avoided the action extravagant, saves cost and maintenance cost.
4. The utility model discloses structural design has shortened the last piece cycle, and it is extravagant to have avoided the action of relapse location. The maintenance cost is reduced, and the product quality and the labor efficiency are improved.
Drawings
FIG. 1 is a schematic view of an open-mold state structure of an automobile glass edge-wrapping mold;
FIG. 2 is a schematic view of the mold closing state structure of the automobile glass edge-wrapping mold.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Examples
Referring to fig. 1 and 2, an automobile glass edge covering mold for positioning glass by using elastic positioning points comprises an upper mold 4 and a lower mold 5 which are matched with each other, wherein the lower mold 5 is used for placing glass 6, the upper mold 4 is used for combining with the lower mold 5 to edge the glass 6, a positioning groove 1 is formed in the lower mold, a positioning block 2 and a spring 3 are arranged in the positioning groove 1, the lower end of the spring 3 is abutted against the bottom of the positioning groove 1, the upper end of the spring 3 is abutted against the bottom of the positioning block 2, the positioning block 2 is used for positioning the glass 6, when the upper die 4 is separated from the lower die 5, the spring 3 is in a natural extension state, the positioning block 2 is bounced by the spring 3 and extends out of the positioning groove 1 to position the glass 6, when the upper die 4 and the lower die 5 are assembled, the upper die 4 is pressed downwards to press the positioning block 2 back to the positioning groove 1, the spring 3 is compressed, and the spring 3 automatically bounces when the die is opened.
In this embodiment, the side surface of the positioning block 2 is a butting surface for positioning contact with the glass 6.
In this embodiment, the top end of the inner side of the positioning block 2 is provided with a chamfer to prevent the positioning block 2 from touching the glass 6 to damage the glass 6 when the positioning block is lifted.
In this embodiment, the lower surface of the positioning block 2 is provided with a spring upper end connecting groove 21, and the upper end of the spring 3 extends into the spring upper end connecting groove 21.
In this embodiment, a screw groove 22 for connecting the spring 3 is provided on the upper surface of the positioning block 2, the screw groove 22 is located above the upper end connecting groove 21 of the spring, the screw 7 passes through the connecting section between the screw groove 22 and the upper end connecting groove 21 of the spring and is connected with the upper end of the spring 3 in the upper end connecting groove 21 of the spring, the screw 7 is located in the screw groove 22, and the upper end surface of the screw 7 is lower than the upper end of the screw groove 22.
Realize being connected of spring 3 and locating piece 2 through screw 7 in this embodiment, when spring 3 was automatic to be popped up when the die sinking like this, can not bounce locating piece 2 open, avoid causing the damage to glass or mould, realize through screw 7 that spring 3 and locating piece 2 are connected and can guarantee the normal up-and-down motion of locating piece 2.
In this embodiment, the screw 7 is located in the screw groove 22, and the upper end surface of the screw 7 is lower than the upper end of the screw groove 22, so that the screw 7 does not contact with the upper die 4, and in any state, the screw 7 does not contact with the upper die 4, thereby preventing the lower surface of the upper die 4 from being worn by the screw 7.
In this embodiment, the bottom of the positioning groove 1 extends downward to form a spring lower end placing groove 31 for placing the lower end of the spring 3, the lower end of the spring 3 extends into the spring lower end placing groove 31, and the lower end of the spring 3 is fixedly connected with the bottom of the spring lower end placing groove 31.
In this embodiment, both ends of the spring 3 are fixedly connected, so that the spring or the positioning block is prevented from being separated from the lower die when the spring 3 is bounced or compressed.
In this embodiment, the inner diameters of the spring upper end connecting groove 21 and the spring lower end placing groove 31 are both 1.1 to 1.2 times the outer diameter of the spring 3.
In this embodiment, inject to slightly bigger than spring 3 through the structure with spring upper end spread groove 21 and spring lower extreme standing groove 31, can not cause rocking of spring when being favorable to the easy to assemble spring, the spring does not rock and has just guaranteed that the locating piece does not rock, and then has improved the precision of location.
In this embodiment, in the lower die 5, there are at least 3 positioning grooves 1, and each positioning groove 1 is provided with a positioning block 2 and a spring 3. That is, the positioning of the glass is realized by at least 3 positioning blocks, and the positioning accuracy is further improved.
In this embodiment, the upper mold 4 has an upper mold surface attached to the glass 6, the lower mold 5 has a lower mold surface attached to the glass 6, and when the upper mold 4 and the lower mold 5 are closed, the upper mold 4 and the lower mold 5 together form a complete cavity in which a glue material suitable for edge covering of the glass 6 flows. The positioning block 2 does not affect the integrity of a cavity formed by the upper die 4 and the lower die 5 together.
In this embodiment, a cavity formed by the upper mold 4 and the lower mold 5 is provided with other necessary injection molding structures such as an inlet and an exhaust port for rubber.
In the production process, glass 6 is placed on a lower die 5, the glass 6 is accurately positioned through a positioning block 2, when an upper die 4 and the lower die 5 are closed, the upper die 4 is pressed down to press the positioning block 2 back to the positioning groove 1, a spring 3 is compressed, after the upper die and the lower die are closed, the upper die 4 and the lower die 5 are matched to clamp the glass 6 in the middle, the periphery of the glass is exposed, and the exposed part is located in a cavity. And injecting a sizing material into the cavity after die assembly, wrapping the sizing material on the peripheral part of the glass, and forming the sizing material on the outer edge of the glass to form the edge-covered glass after a certain pressure maintaining time. When the mold is opened, the spring 3 automatically bounces, the positioning block resets, and then the next glass is positioned on the edge.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (10)
1. An automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points comprises an upper die (4) and a lower die (5) which are matched, wherein the lower die (5) is used for placing the glass (6), the upper die (4) is used for being matched with the lower die (5) to wrap the glass (6),
it is characterized in that a positioning groove (1) is arranged in the lower die, a positioning block (2) and a spring (3) are arranged in the positioning groove (1), the lower end of the spring (3) is abutted against the bottom of the positioning groove (1), the upper end of the spring (3) is abutted against the bottom of the positioning block (2), the positioning block (2) is used for positioning the glass (6), when the upper die (4) and the lower die (5) are separated, the spring (3) is in a natural extension state, the positioning block (2) is bounced by the spring (3) and extends out of the positioning groove (1) to position the glass (6), when the upper die (4) and the lower die (5) are closed, the upper die (4) is pressed downwards to press the positioning block (2) back to the positioning groove (1), the spring (3) is compressed, and the spring (3) automatically bounces when the mold is opened.
2. The automotive glass-edging die for glass positioning by using elastic positioning points as claimed in claim 1, wherein the side surfaces of the positioning blocks (2) are butt-joint surfaces for positioning contact with the glass (6).
3. The automobile glass hemming die for positioning glass by using elastic positioning points according to claim 1 wherein the top end of the inner side of the positioning block (2) is chamfered.
4. The automobile glass hemming die for positioning glass by using elastic positioning points as claimed in claim 1 wherein the positioning block (2) has a spring upper end connecting groove (21) formed on the lower surface thereof, and the upper end of the spring (3) extends into the spring upper end connecting groove (21).
5. The automobile glass hemming die for positioning glass by using the elastic positioning point according to claim 4, wherein a screw groove (22) for connecting the spring (3) is formed in the upper surface of the positioning block (2), the screw groove (22) is located above the spring upper end connecting groove (21), the screw (7) penetrates through the connecting section of the screw groove (22) and the spring upper end connecting groove (21) and is connected with the upper end of the spring (3) in the spring upper end connecting groove (21), the screw (7) is located in the screw groove (22), and the upper end surface of the screw (7) is lower than the upper end of the screw groove (22).
6. The automobile glass edge-covering die for positioning glass by adopting the elastic positioning points as claimed in claim 5, wherein the bottom of the positioning groove (1) extends downwards to form a spring lower end placing groove (31) for placing the lower end of the spring (3), the lower end of the spring (3) extends into the spring lower end placing groove (31), and the lower end of the spring (3) is fixedly connected with the bottom of the spring lower end placing groove (31).
7. The automobile glass hemming die for positioning glass by using elastic positioning points according to claim 1 wherein the inner diameters of the spring upper end connecting groove (21) and the spring lower end placing groove (31) are 1.1-1.2 times of the outer diameter of the spring (3).
8. The automotive glass-hemming die for glass positioning with elastic positioning points according to claim 1 is characterized in that at least 3 positioning grooves (1) are formed in the lower die (5), and a positioning block (2) and a spring (3) are respectively arranged in each positioning groove (1).
9. An automobile glass-edging mold for glass positioning using elastic positioning points, according to claim 1, characterized in that the upper mold (4) has an upper molding surface for engaging with the glass (6), the lower mold (5) has a lower molding surface for engaging with the glass (6), and when the upper mold (4) and the lower mold (5) are closed, the upper mold (4) and the lower mold (5) together form a complete cavity in which the glue for edging the glass (6) flows.
10. The automotive glass-hemming die for glass positioning using elastic positioning points according to claim 9, wherein the positioning block (2) does not affect the integrity of the cavity formed by the upper die (4) and the lower die (5) together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655016.0U CN211194737U (en) | 2019-09-30 | 2019-09-30 | Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655016.0U CN211194737U (en) | 2019-09-30 | 2019-09-30 | Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points |
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| Publication Number | Publication Date |
|---|---|
| CN211194737U true CN211194737U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921655016.0U Expired - Fee Related CN211194737U (en) | 2019-09-30 | 2019-09-30 | Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211194737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549559A (en) * | 2019-09-30 | 2019-12-10 | 福耀玻璃(苏州)有限公司 | Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points |
| CN112589029A (en) * | 2020-12-28 | 2021-04-02 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Blank positioning structure and method for disc die forging |
-
2019
- 2019-09-30 CN CN201921655016.0U patent/CN211194737U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549559A (en) * | 2019-09-30 | 2019-12-10 | 福耀玻璃(苏州)有限公司 | Automobile glass edge-wrapping die for positioning glass by adopting elastic positioning points |
| CN112589029A (en) * | 2020-12-28 | 2021-04-02 | 中国第二重型机械集团德阳万航模锻有限责任公司 | Blank positioning structure and method for disc die forging |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20200930 |