CN214926930U - Split type extrusion is mouth type device in advance - Google Patents
Split type extrusion is mouth type device in advance Download PDFInfo
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- CN214926930U CN214926930U CN202120570854.9U CN202120570854U CN214926930U CN 214926930 U CN214926930 U CN 214926930U CN 202120570854 U CN202120570854 U CN 202120570854U CN 214926930 U CN214926930 U CN 214926930U
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Abstract
A split type extrusion pre-opening device belongs to the technical field of tire component production. Including the mouth type frame, go out the gluey side and advance the mouth type with income gluey side in advance, mouth type frame one end has the recess, and has the structure of installing the mouth type of going out gluey side in advance and going into the hole groove of gluey side in advance, goes out gluey side and arranges the mouth type in advance in the groove end, goes out gluey side in advance and all has communicating out gluey hole on mouthful type in advance with income gluey side. The problems of difficult processing and long processing period of the multi-size extruded tire side pre-opening are solved; light in weight, the mouth type is changed in advance to convenient extrusion side wall, effectively guarantees the suitability of the design of many sizes extrusion side wall mouth type in advance.
Description
Technical Field
The utility model belongs to the technical field of tire part production, especially, relate to a split type extrusion is mouth of a type device in advance, be applied to extrusion engineering side wall part and extrude compound in advance, can accomplish rubber through the device and the final mouth of a type and extrude required side wall size processing.
Background
Tires are indispensable components for vehicles such as cars and trucks, and the performance of these vehicles is closely related to the characteristics of the tires. The tire side is an essential semi-finished part in the tire processing process, and the tire side in the tire part plays a role in transmitting the driving force, the braking force and the rotating power of the vehicle in the adjusting direction to the ground, has the bending flexibility, plays a role in acting the acting force of the deformation of a tire body on the tire, ensures the driving, braking and operating safety of the vehicle, and is an important part for the use safety of the tire.
The production flow for finishing the semi-finished sidewall part comprises the following steps: firstly, feeding the final rubber material into an extruder, and plasticizing by a screw; pre-compounding the pre-opening shape through a machine head flow passage; and thirdly, extruding the mixture through a mouth-shaped plate to reach the required semi-finished product size. Because of receiving the tire structural design influence, the side wall size is changeable, and the effect of mouthful type in advance is exactly according to the design of the side wall part size of difference, through mouthful type in advance in the aircraft nose is inside, realizes the pre-recombination of different side wall sizes, to guaranteeing that the back is extruded to the side wall part, the faying face of soft, ebonite width, thickness guarantee etc. play irreplaceable effect. In view of this, the extrusion sidewall pre-opening size is changeable, and the whole replacement is comparatively difficult, and the processing cost is higher. Through the design of the pre-opening and the change of the matched opening frame, the pre-opening of the sidewall can be replaced, more important practical production significance is brought, and meanwhile, the adaptability of the design of the multi-size sidewall pre-opening is effectively adapted.
In production, the extruder can simultaneously produce various parts such as a tire side, a tire tread and the like, and each part has a plurality of specifications, so that an operator needs to completely disassemble and replace a large pre-die when replacing the part each time. Due to the defects of large size and heavy weight of the pre-opening type, two persons are required to cooperate and complete at the same time.
In the pre-die processing process, because the original pre-die flow channel is trapezoidal, the processing size precision deviation is large, the processing period is long, the used materials are more, and the cost is high.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned exists, solve many sizes extrusion side wall and process difficulty, the processing cycle length problem in advance, the utility model provides a split type extrusion is mouth of a type device in advance, makes things convenient for the extrusion side wall to change mouth of a type in advance, effectively guarantees the suitability of the design of many sizes extrusion side wall in advance mouth of a type.
The purpose of the utility model is realized through the following technical scheme:
the utility model relates to a split type extrusion is mouth type device in advance, including mouth type frame, play gluey side mouth type in advance and go into gluey side mouth type in advance, mouth type frame one end has the recess, and has the structure that the installation goes out gluey side mouth type in advance and the hole groove of going into gluey side mouth type in advance on it, goes out gluey side mouth type in advance and arranges the recess end in advance, goes out gluey side mouth type in advance and goes into gluey side and all have communicating play gluey hole on the mouth type in advance.
Preferably, go out the side of gluing mouth type in advance and go into the side of gluing mouth type link in advance and have a draw-in groove structure, promptly it has the boss to go out the side of gluing mouth type one end in advance, forms T type structure, the hole groove on the mouth type frame is gone out the side of gluing and is had the platform that keeps off, the boss with keep off the platform cooperation installation.
Preferably, the glue outlet side pre-opening mold is provided with two trapezoidal glue outlet holes I and a glue outlet hole II, the glue inlet sides of the two glue outlet holes are respectively matched and communicated with the glue outlet holes of the glue inlet side pre-opening mold, and the glue outlet side is a groove bottom surface.
Preferably, the height of the rubber outlet end face of the rubber outlet hole I and the height of the rubber outlet end face of the rubber outlet hole II are both 1.5-3 times of the thickness of the sidewall of the semi-finished product.
Preferably, the glue outlet ends of the glue outlet holes I and the glue outlet ends of the glue outlet holes II are partially overlapped in the horizontal direction, and the length L of the overlapped part is 25-70 mm.
Preferably, the length ratio of the glue outlet ends of the glue outlet holes I and the glue outlet holes II is 1-3, namely: L1/L2 is 1-3.
Preferably, the shortest distance W1 between the glue outlet I and the vertical center line of the die frame is 14-24mm, and the distance H1 between the glue outlet I and the horizontal center line of the die frame is 0.5-1.5 mm; the shortest distance W2 between the glue outlet holes II and the vertical central line of the die frame is 25-100mm, and the distance H1 between the glue outlet holes II and the horizontal central line of the die frame is 0.5-1.5 mm.
Preferably, the glue inlet side pre-opening type is of a rectangular structure integrally, and is matched with the glue inlet side of a hole groove in the opening type frame, two trapezoidal glue outlet holes III and glue outlet holes IV are formed in the glue inlet side pre-opening type, the glue outlet side of the glue outlet hole III is matched and communicated with the connecting end of the glue outlet hole I of the glue outlet side pre-opening type, the glue outlet side of the glue outlet hole IV is matched and communicated with the connecting end of the glue outlet hole II of the glue outlet side pre-opening type, and glue inlet ports of the glue outlet hole III and the glue outlet hole IV are matched with the opening of a flow channel of the extruder head to receive glue in the flow channel of the extruder head.
Preferably, the glue outlet hole III is formed by arranging the glue inlet end and the glue outlet end of the glue outlet hole I in an area ratio of 2.2 +/-1, and the glue inlet end of the glue outlet hole IV and the glue outlet end of the glue outlet hole II in an area ratio of 1.6 +/-1.
Preferably, the whole rectangular structure that has the recess in one side of mouth type frame, inside open the hole groove that has be by the stepped rectangle structure of recess end to other end crescent, respectively with go out glue side in advance the mouth type with go into glue side in advance the mouth type cooperation.
The utility model has the advantages that:
1. the utility model relates to a split type extrusion is mouth type device in advance, mouth type frame one end has the recess, installs out the side of gluing on it and puts the mouth type in advance with going into the side of gluing and put the mouth type in advance, goes out the side of gluing and puts the mouth type in advance and arrange the recess end in, goes out the side of gluing and puts the mouth type in advance and go into the side of gluing and all have the communicating hole of gluing on the mouth type in advance. The problems of difficult processing and long processing period of the multi-size extruded tire side pre-opening are solved; light in weight, the mouth type is changed in advance to convenient extrusion side wall, effectively guarantees the suitability of the design of many sizes extrusion side wall mouth type in advance.
2. Go out the side of gluing in advance the mouth type and go into the side of gluing in advance the mouth type link and have the draw-in groove for two are in advance the inseparable interlock of mouth type junction.
3. The utility model discloses go out the gluey side and keep off the platform cooperation on boss and the mouth type frame hole groove that mouth type end had in advance, when preventing to go out to glue, pressure too big arouses two mouth type cluster in advance to move, causes the side wall to extrude the technology size undulant.
4. The whole notched rectangle structure that is one side of mouth type frame, inside open the hole groove that has be by the recess end to the ladder rectangle structure of other end crescent, respectively with go out glue side in advance the mouth type with go into glue side in advance the mouth type cooperation. The processing is facilitated, the processing precision is improved, meanwhile, the assembly degree is higher in the subsequent split pre-opening assembling process, the pre-opening is convenient to replace, and the method is suitable for extruding various tire sides; and the cleaning of the residual glue is convenient, and the operation and the replacement are convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a schematic structural view of the mouth frame in fig. 2.
Fig. 4 is a pre-die structure of the glue outlet side of fig. 2.
Fig. 5 is a sectional view B-B of fig. 4.
Fig. 6 is a schematic view of the structure of the pre-opening on the glue inlet side in fig. 2.
Fig. 7 is a cross-sectional view taken along line C-C of fig. 6.
In the figure: 1. the glue injection mold comprises a mouth-shaped frame, 11 grooves, 12 hole grooves, 13 blocking platforms, 2 glue outlet side pre-opening types, 21 bosses, 22 glue outlet holes I and 23 glue outlet holes II and 3 glue inlet side pre-opening types, 31 glue outlet holes III and 32 glue outlet holes IV and 4 warping openings.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1: the utility model relates to a split type extrusion is mouth type device in advance, including mouth type frame 1, play gluey side mouth type 2 in advance and go into gluey side mouth type 3 in advance, 1 one end of mouth type frame has recess 11, and has the structure of installing out gluey side mouth type 2 in advance and going into gluey side mouth type 1's hole groove 12 in advance, goes out gluey side mouth type 2 and arranges recess 11 end in advance, goes out gluey side mouth type 2 in advance and all has the communicating hole of gluing on going into gluey side mouth type 3 in advance. The utility model discloses a split type detachable construction satisfies different products to the demand of ebonite and flexible glue overlap joint width between 25mm-80mm size.
In order to solve the problem of two close interlocks of mouth type junction in advance, it has the draw-in groove to go out gluey side mouth type 2 in advance and go into gluey 3 links of mouth type in advance, promptly it has boss 21 to go out gluey side mouth type 2 one end in advance, forms T type structure, the hole groove 12 on the mouth type frame 1 goes out gluey side and has fender platform 13, boss 21 and fender platform 13 cooperation installation.
The glue outlet side pre-opening type is provided with two trapezoidal glue outlet holes I22 and two trapezoidal glue outlet holes II 23, the glue inlet sides of the two glue outlet holes I22 and the glue outlet holes II 23 are respectively communicated with the glue outlet holes III 31 and the glue outlet holes IV 32 of the glue inlet side pre-opening type 3, and the glue outlet side is the bottom surface of the groove 11.
The height of the glue outlet end face of the glue outlet hole I22 and the height of the glue outlet end face of the glue outlet hole II 23 are 1.5-3 times of the thickness of the sidewall of the semi-finished product.
The glue outlet ends of the glue outlet holes I22 and the glue outlet ends of the glue outlet holes II 24 are partially overlapped in the horizontal direction, and the length L of the overlapped part is 25-70 mm.
The glue outlet end length ratio of the glue outlet hole I22 to the glue outlet hole II 24 is 1-3, namely: L1/L2 is 1-3.
The shortest distance W1 between the glue outlet I22 and the vertical central line of the die frame is 14-24mm, and the distance H1 between the glue outlet I22 and the horizontal central line of the die frame is 0.5-1.5 mm; the shortest distance W2 between the glue outlet II 23 and the vertical central line of the die frame is 25-100mm, and the distance H1 between the glue outlet II and the horizontal central line of the die frame is 0.5-1.5 mm.
The glue inlet side pre-opening type 3 is integrally of a rectangular structure and is matched with the glue inlet side of a hole groove 11 in the opening type frame 1, two trapezoidal glue outlet holes III 31 and glue outlet holes IV 32 are formed in the glue inlet side pre-opening type 3, the glue outlet side of each glue outlet hole III 31 is matched and communicated with the connecting end of a glue outlet hole I22 of the glue outlet side pre-opening type 2, the glue outlet side of each glue outlet hole IV 32 is matched and communicated with the connecting end of a glue outlet hole II 23 of the glue outlet side pre-opening type 2, and glue inlet ports of the glue outlet holes III 31 and the glue outlet holes IV 32 are matched with the opening of a flow channel of the extruder head to receive glue in the flow channel of the extruder head.
The glue outlet hole III 31 is characterized in that the area ratio of the glue inlet end to the glue outlet end of the glue outlet hole I22 is 2.2 +/-1, and the area ratio of the glue inlet end of the glue outlet hole IV 32 to the glue outlet end of the glue outlet hole II 23 is 1.6 +/-1.
In this embodiment, the whole frame 1 has a rectangular structure with a groove 11 on one side, and the hole 12 formed therein has a stepped rectangular structure gradually increasing from the end of the groove 11 to the other end, and is respectively matched with the pre-opening 2 on the glue outlet side and the pre-opening 3 on the glue inlet side. The split type play of rectangle glues side in advance the mouth type 2 and go into gluey side in advance the mouth type 3, do benefit to processing, improve the machining precision, the assembly degree is higher in the follow-up components of a whole that can function independently is in advance the mouth type assembling process simultaneously, and the change of mouth type is conveniently in advance adapted to extruding of multiple side wall.
In order to install two split type preliminary mouthfuls, the frame of the mouth-shaped frame 1 is rectangular, and meanwhile, in order to better fix the glue outlet side preliminary mouthfuls 2, the hole groove 11 is provided with a baffle table 13 matched with the glue outlet side preliminary mouthfuls boss 21, so that the phenomenon that the pressure is too large during glue outlet, the two preliminary mouthfuls are moved, and the side wall extrusion process size is fluctuated is avoided.
The two ends of the pre-opening are symmetrically provided with the warping openings 4, so that the pre-opening is convenient to disassemble.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (10)
1. A split type extrusion pre-opening device is characterized in that: including the mouth type frame, go out the gluey side and advance the mouth type with income gluey side in advance, mouth type frame one end has the recess, and has the structure of installing the mouth type of going out gluey side in advance and going into the hole groove of gluey side in advance, goes out gluey side and arranges the mouth type in advance in the groove end, goes out gluey side in advance and all has communicating out gluey hole on mouthful type in advance with income gluey side.
2. The split extrusion premould device of claim 1, wherein: go out the side of gluing and advance the mouth type and go into the side of gluing and advance mouth type link in advance and have a draw-in groove structure, promptly it has the boss to go out a gluey side of mouthful type one end in advance, forms T type structure, the hole groove on the mouth type frame goes out the side of gluing and has kept off the platform, the boss with keep off the platform cooperation installation.
3. The split extrusion premould device of claim 1, wherein: the glue outlet side pre-opening type is provided with two trapezoidal glue outlet holes I and a glue outlet hole II, the glue inlet sides of the two glue outlet holes are respectively matched and communicated with the glue outlet holes of the glue inlet side pre-opening type, and the glue outlet sides are groove bottom surfaces.
4. The split extrusion premould device of claim 3, wherein: the height of the glue outlet end face of the glue outlet hole I and the height of the glue outlet end face of the glue outlet hole II are 1.5-3 times of the thickness of the sidewall of the semi-finished product.
5. The split extrusion premould device of claim 3, wherein: the glue outlet ends of the glue outlet holes I and the glue outlet ends of the glue outlet holes II are partially overlapped in the horizontal direction, and the length L of the overlapped part is 25-70 mm.
6. The split extrusion premould device of claim 3, wherein: the glue outlet end length ratio of the glue outlet hole I to the glue outlet hole II is 1-3, namely: L1/L2 is 1-3.
7. The split extrusion premould device of claim 3, wherein: the shortest distance W1 between the glue outlet I and the vertical central line of the die frame is 14-24mm, and the distance H1 between the glue outlet I and the horizontal central line of the die frame is 0.5-1.5 mm; the shortest distance W2 between the glue outlet holes II and the vertical central line of the die frame is 25-100mm, and the distance H1 between the glue outlet holes II and the horizontal central line of the die frame is 0.5-1.5 mm.
8. The split extrusion premould device of claim 1 or 3, wherein: the glue inlet side pre-opening type is integrally of a rectangular structure and is matched with a glue inlet side of a hole groove in the opening type frame, two trapezoidal glue outlet holes III and glue outlet holes IV are formed in the glue inlet side pre-opening type, the glue outlet side of the glue outlet hole III is matched and communicated with the connecting end of the glue outlet hole I of the glue outlet side pre-opening type, the glue outlet side of the glue outlet hole IV is matched and communicated with the connecting end of the glue outlet hole II of the glue outlet side pre-opening type, and glue inlet ports of the glue outlet hole III and the glue outlet hole IV are matched with an opening of a flow channel of an extruder head to receive glue in the flow channel of the extruder head.
9. The split extrusion premould device of claim 8, wherein: the area ratio of the glue inlet end of the glue outlet hole III to the glue outlet end of the glue outlet hole I is 2.2 +/-1, and the area ratio of the glue inlet end of the glue outlet hole IV to the glue outlet end of the glue outlet hole II is 1.6 +/-1.
10. The split extrusion premould device of claim 1, wherein: the mouth type frame is whole to be the rectangle structure that one side has the recess, and inside open some hole groove be by the recess end to the ladder rectangle structure of other end crescent, respectively with go out gluey side in advance the mouth type with go into gluey side in advance the mouth type cooperation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120570854.9U CN214926930U (en) | 2021-03-22 | 2021-03-22 | Split type extrusion is mouth type device in advance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120570854.9U CN214926930U (en) | 2021-03-22 | 2021-03-22 | Split type extrusion is mouth type device in advance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834252A (en) * | 2023-09-01 | 2023-10-03 | 贵州轮胎股份有限公司 | Composite pre-orifice shape and device thereof |
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2021
- 2021-03-22 CN CN202120570854.9U patent/CN214926930U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116834252A (en) * | 2023-09-01 | 2023-10-03 | 贵州轮胎股份有限公司 | Composite pre-orifice shape and device thereof |
| CN116834252B (en) * | 2023-09-01 | 2023-11-03 | 贵州轮胎股份有限公司 | Composite pre-orifice shape and device thereof |
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