CN114131884A - Automobile sealing strip forming die - Google Patents
Automobile sealing strip forming die Download PDFInfo
- Publication number
- CN114131884A CN114131884A CN202111431714.4A CN202111431714A CN114131884A CN 114131884 A CN114131884 A CN 114131884A CN 202111431714 A CN202111431714 A CN 202111431714A CN 114131884 A CN114131884 A CN 114131884A
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- automobile
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- 238000007789 sealing Methods 0.000 title claims abstract description 62
- 238000000465 moulding Methods 0.000 claims abstract description 26
- 238000007493 shaping process Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 20
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/256—Exchangeable extruder parts
- B29C48/2566—Die parts
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
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- 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
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
- B29L2031/265—Packings, Gaskets
Abstract
The application discloses automobile sealing strip forming die belongs to extrusion moulding mould technical field for it is time consuming, hard to solve to make a round trip to change automobile sealing strip forming die in the production process, influence the problem of production speed, the on-line screen storage device comprises a base, the bottom of base is connected with the reposition of redundant personnel stick, the top of base is provided with first die cavity mouth, defeated material passageway, can extrude preliminary fashioned automobile sealing strip, the top of base can be dismantled and be connected with the shaping dish, second die cavity mouth has been seted up to the tip of shaping dish, and connect the slider and the locating hole of shaping dish, card pore structure. According to the invention, the lower structure consisting of the base and the flow dividing rods is arranged, the lower structure can extrude the general automobile sealing strip which is preliminarily extruded, and then secondary molding is carried out at the opening of the second die cavity to produce the automobile rubber sealing strips of different types and types, so that the production efficiency of the automobile sealing strips can be greatly improved, and the production cost can be reduced.
Description
Technical Field
The application relates to the technical field of extrusion molding dies, in particular to an automobile sealing strip forming die.
Background
The automobile sealing strip has the functions of filling various intermittences and gaps among automobile body components, has the functions of shock absorption, water prevention, dust prevention, sound insulation, decoration and the like, improves the comfort of driving experience and protects the automobile body, and is an important component in the automobile production and manufacturing process.
At present, the automobile sealing strip is produced and manufactured in an extrusion molding mode, the automobile sealing strip of one type or kind corresponds to one type of die, the die needs to be replaced in the production process, the production speed of the automobile sealing strip is greatly influenced, more waste materials can be generated in the process, and the production cost is increased.
The automobile sealing strip forming die aims at solving the problems that the back and forth exchange of the automobile sealing strip forming die in the production process wastes time and labor, influences the production speed and increases the production cost.
Disclosure of Invention
The application aims to solve the problems that the back and forth exchange of the automobile sealing strip forming die in the production process wastes time and labor, influences the production speed and increases the production cost.
In order to achieve the above purposes, the technical scheme adopted by the application is as follows: an automobile sealing strip forming die comprises a base, wherein a shunting rod is connected to the bottom of the base, a first die cavity opening is formed in the top of the base, a material conveying channel is formed in the base, one end of the material conveying channel is communicated with the first die cavity opening, an automobile sealing strip which is preliminarily formed can be extruded, a forming disc is detachably connected to the top of the base, a second die cavity opening is formed in the end portion of the forming disc, and the section of the first die cavity opening can completely cover the section of the second die cavity opening;
the top of the base is provided with a step opening, the forming disc is positioned on the inner side of the step opening, the bottom of the step opening is provided with two groups of symmetrically arranged positioning openings, one side edge of each positioning opening, which is close to the center of the base, is obliquely and upwards provided with a boosting inclined plane, and one side, which is far away from the center of the base, of each positioning opening penetrates through the side wall of the step opening to form a through clamping hole;
the bottom that becomes the dish is provided with the step dish, the outer spout that two sets of symmetries set up is seted up to the side of step dish, the inboard sliding connection of outer spout has the slider, one side slant that the slider is close to step dish center is provided with the counterthrust inclined plane down, the side on counterthrust inclined plane is parallel with the side on boosting inclined plane, a side that the step dish center was kept away from to the slider is provided with the slope.
Preferably, a threaded hole is formed in the inner bottom of the stepped opening, a conical positioning lug is arranged at the edge of the top opening of the threaded hole, an auxiliary through hole is formed in the end face of the forming disc, a conical opening is formed in the inner side of the auxiliary through hole and close to the end of the auxiliary through hole, and the conical positioning lug is matched with the conical opening in shape, so that the conical positioning lug can be inserted into the conical opening.
The number of the threaded holes is provided with a plurality of groups, the threaded holes are distributed on the outer side of the first die cavity opening in an annular array mode, the number of the auxiliary through holes is equal to that of the threaded holes, and the positions of the auxiliary through holes correspond to those of the threaded holes.
Further comprising: and one end part of the flat head screw penetrates through the auxiliary through hole to be in threaded connection with the threaded hole, and the head part of the flat head screw presses on the upper surface of the forming disc.
As another preferred mode, an inner socket is formed in one side face, close to the center of the step disc, of the outer sliding groove, and a telescopic piece is arranged between the inner side face of the inner socket and one side face, close to the center of the step disc, of the sliding piece.
Preferably, a side sliding opening is formed in the side face, parallel to the sliding direction of the sliding piece, of the outer sliding groove, a side sliding block is fixedly connected to the side face of the sliding piece and located inside the side sliding opening, and the shape of the side sliding block is matched with that of the side sliding opening.
The extensible member includes interior barrel, outer barrel, spring, the one end of interior barrel and the medial surface fixed connection of interior interpolation mouth, the other end are free open end, the one end of outer barrel and the side fixed connection of slider, the other end are free open end, the inside sliding connection of outer barrel is stretched into to the free open end of interior barrel, the spring is located the inside of barrel and outer barrel, and the both ends of spring are respectively in interior barrel and outer barrel fixed connection.
A first connecting port is arranged at the end part of the inner cylinder body, a first threaded connecting block is fixedly connected to the inner side surface of the inner socket, and the first threaded connecting block is detachably connected with the first connecting port;
the end part of the outer cylinder body is provided with a second connecting port, the side surface of the sliding part is fixedly connected with a second threaded connecting block, and the second threaded connecting block is detachably connected with the second connecting port.
Preferably, a sealing ring is arranged between the connecting surface of the forming disc and the step opening, and the sealing ring is positioned outside the first die cavity opening and the second die cavity opening.
The side of shaping dish just is close to the top and forms flange portion, the bottom surface of flange portion is parallel with the top surface of base.
The invention discloses a mouth mold capable of molding automobile sealing strips with two sections in the Chinese invention patent with the publication number of CN104085095A and a double-station injection molding corner connecting molding mold for automobile sealing strips in the Chinese utility model patent with the publication number of CN210437166U, which seek a mold capable of producing various automobile sealing strips, and how to produce various automobile sealing strips with different models under the condition of not replacing the mold (the actual replacement of the mold consumes very much time and the debugging of the mold is needed).
Compared with the patent documents disclosed above, the invention does not limit the number of the sealing strips for the automobile, and theoretically, countless sealing strips for the automobile can be produced only by enough forming discs.
Compared with the prior art, the beneficial effect of this application lies in:
(1) according to the automobile rubber sealing strip production device, the lower structure consisting of the base and the flow dividing rods is arranged, the lower structure can extrude a general automobile sealing strip preliminarily, secondary forming is carried out at the opening of the second die cavity, automobile rubber sealing strips of different models and types are produced, only a forming disc needs to be simply replaced, the production efficiency of the automobile sealing strip can be greatly improved, and the production cost can be reduced;
(2) according to the automobile sealing strip mounting device, two groups of sliding parts which are symmetrically arranged are adopted, the positioning openings and the clamping holes are arranged, the reverse thrust inclined planes of the sliding parts correspond to the thrust inclined planes of the positioning openings, when the forming disc is mounted, the thrust inclined planes push the sliding parts outwards, so that the sliding parts are clamped into the inner sides of the clamping holes, rapid mounting is achieved, the forming disc can be mounted very rapidly, and the production efficiency of the automobile sealing strip is further improved.
Drawings
FIG. 1 is a schematic perspective view of the automobile weather strip molding die;
FIG. 2 is a schematic top view of the automobile weather strip molding die;
FIG. 3 is a partial cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a perspective exploded view of the molding die for molding the automobile weather strip;
FIG. 6 is a schematic view of a three-dimensional structure of a base of the automobile sealing strip molding die;
FIG. 7 is a schematic view of a three-dimensional structure of a molding disc of the molding die for the automobile weather strip;
fig. 8 is a schematic perspective view of a forming disc of the automobile weather strip forming die.
In the figure: 1. a base; 2. forming a disc; 3. a shunt rod; 4. a first mold cavity opening; 5. a second mold cavity opening; 6. a material conveying channel; 7. a step opening; 8. positioning the opening; 9. a boosting slope; 10. a clamping hole; 11. a threaded hole; 12. a conical positioning lug; 13. an auxiliary through hole; 14. a cone opening part; 15. a step plate; 16. an outer chute; 17. an inner socket; 18. a telescoping member; 19. a side sliding port; 20. a slider; 21. a side slider; 22. reversely pushing the inclined plane; 23. a slope; 24. a first threaded connecting block; 25. an inner cylinder; 26. a first connecting port; 27. an inner barrel cavity; 28. an outer cylinder; 29. a second threaded connecting block; 30. a spring; 31. a second connecting port; 32. an outer barrel cavity.
Detailed Description
The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.
In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.
It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example one
As shown in fig. 1-8, the mold for molding the automobile sealing strip comprises a base 1, a shunt rod 3 is connected to the bottom of the base 1, a first mold cavity opening 4 is arranged at the top of the base 1, the structure of the automobile sealing strip is mostly similar, in order to adapt to the size structure of different automobiles and ensure the sealing performance of the joint, the automobile sealing strip can have partial difference, the shape of the first mold cavity opening 4 is the combination of various automobile sealing strips, that is, the first mold cavity opening 4 can completely cover the cross section of all kinds of sealing strips, a material conveying channel 6 is arranged inside the base 1, one end of the material conveying channel 6 is communicated with the first mold cavity opening 4 to ensure that the rubber material can smoothly pass through the first mold cavity opening 4, the prototype of the molded rubber strip is detachably connected to a molding disc 2, the end of the molding disc 2 is provided with a second mold cavity opening 5, the cross section of the first mold cavity opening 4 can completely cover the cross section of the second mold cavity opening 5, that is to say, all the sizes of first die cavity mouth 4 are all greater than the size of second die cavity mouth 5, and after the rudiment was extruded to first die cavity mouth 4, when passing through second die cavity mouth 5, can further increase the pressure of sizing material, can guarantee the quality of car sealing strip after the shaping.
The top of the base 1 is provided with a step opening 7, the step opening 7 is arranged to be capable of being installed into a molding disc 2, the molding disc 2 is located on the inner side of the step opening 7, it is guaranteed that the molding disc 2 is simple and convenient to install, after the molding disc 2 is directly inserted into the step opening 7, the position (left and right direction) of the molding disc 2 can be guaranteed not to be wrong, accurate installation can be well achieved only by rotating and adjusting the position, the bottom of the step opening 7 is provided with two groups of symmetrically-arranged positioning openings 8, as long as the positioning openings are aligned, it can be guaranteed that the positions of the first die cavity opening 4 and the second die cavity opening 5 cannot be deviated, one side edge, close to the center of the base 1, of each positioning opening 8 is obliquely upwards provided with a boosting inclined surface 9, one side, far away from the center of the base 1, penetrates through the side wall of the step opening 7, and a through clamping hole 10 is formed;
the bottom of the forming disc 2 is provided with a step disc 15, the side surface of the step disc 15 is provided with two sets of outer sliding grooves 16 which are symmetrically arranged, the inner side of each outer sliding groove 16 is connected with a sliding piece 20 in a sliding mode, a reverse thrust inclined plane 22 is obliquely and downwards arranged on one side edge, close to the center of the step disc 15, of each sliding piece 20, the side surface of each reverse thrust inclined plane 22 is parallel to the side surface of the boosting inclined plane 9, and a slope 23 is arranged on one side surface, far away from the center of the step disc 15, of each sliding piece 20.
The inner bottom of the stepped port 7 is provided with a threaded hole 11, a top opening edge of the threaded hole 11 is provided with a conical positioning lug 12, the end face of the forming disc 2 is provided with an auxiliary through hole 13, a conical opening part 14 is arranged on the inner side of the auxiliary through hole 13 and close to the end part, and the shape of the conical positioning lug 12 is matched with that of the conical opening part 14, so that the conical positioning lug 12 can be inserted into the conical opening part 14.
The number of the threaded holes 11 is provided with a plurality of groups, the threaded holes are distributed on the outer side of the first die cavity opening 4 in an annular array mode, the number of the auxiliary through holes 13 is equal to that of the threaded holes 11, and the positions of the auxiliary through holes 13 correspond to those of the threaded holes 11.
An inner socket 17 is arranged on one side surface of the outer sliding chute 16 close to the center of the step disc 15, and an expansion piece 18 is arranged between the inner side surface of the inner socket 17 and one side surface of the sliding piece 20 close to the center of the step disc 15.
The side surface of the outer sliding chute 16 parallel to the sliding direction of the sliding piece 20 is provided with a side sliding opening 19, the side surface of the sliding piece 20 and the inner part of the side sliding opening 19 are fixedly connected with a side sliding block 21, and the shape of the side sliding block 21 is matched with the shape of the side sliding opening 19.
The extensible member 18 includes interior barrel 25, outer barrel 28, spring 30, the one end of interior barrel 25 and the medial surface fixed connection of interior bayonet 17, the other end is the free open end, the one end of outer barrel 28 and the side fixed connection of slider 20, the other end is the free open end, the inside sliding connection of outer barrel 28 is stretched into to the free open end of interior barrel 25, spring 30 is located the inside of barrel 25 and outer barrel 28, and spring 30's both ends are respectively in interior barrel 25 and outer barrel 28 fixed connection.
A first connecting port 26 is arranged at the end part of the inner cylinder 25, a first threaded connecting block 24 is fixedly connected to the inner side surface of the inner inserting port 17, and the first threaded connecting block 24 is detachably connected with the first connecting port 26;
the end of the outer cylinder 28 is provided with a second connecting port 31, the side surface of the sliding part 20 is fixedly connected with a second threaded connecting block 29, and the second threaded connecting block 29 is detachably connected with the second connecting port 31.
Be provided with the sealing ring between the face is connected of shaping dish 2 and step mouth 7, the sealing ring is located first mould accent 4, the outside of second mould accent 5, shaping dish 2 installation after, the bottom that can not guarantee shaping dish 2 and the absolute laminating of the interior bottom of step mouth 7, when laminating, extrude the sealing ring, shaping dish 2's bottom, the interior bottom of step mouth 7 forms the space of a cylindrical shape, this place can overflow into partial glue, the sealing ring can avoid glue liquid to flow to locating port 8, in the outer spout 16, influence connection structure, if the glue liquid enters into locating port 8, in the outer spout 16, can plug up the gap of junction, just hardly take off shaping dish 2.
The side of shaping dish 2 just is close to the top and forms flange portion, and the bottom surface of flange portion is parallel with the top surface of base 1, and after connecting shaping dish 2, the laminating of the bottom surface of flange portion is at the top surface of base 1, avoids outside residue to get into the junction of shaping dish 2 and step mouth 7.
Example two
Referring to fig. 1-8, the present embodiment provides another automobile sealing strip forming mold, which has the same structure as that of the above embodiment, and is different in the size of the first cavity opening 4 and the second cavity opening 5, and the adopted section of the second cavity opening 5 can completely cover the section of the first cavity opening 4, so that a smaller automobile sealing strip can be produced when passing through the first cavity opening 4, and after entering the second cavity opening 5, because the pressure applied to the injected glue is reduced, the sectional area of the sealing strip is increased, so as to adapt to the sectional shape of the second cavity opening 5, and the finally produced automobile sealing strip is also the same as the section of the second cavity opening 5, so that the structure provided by the present embodiment has the same effect as that of the first embodiment, which is convenient for replacing the forming disc 2 of the mold, and produces automobile sealing strips with different shapes.
However, in the molding process of this embodiment, when the first cavity opening 4 is connected to the second cavity opening 5, the volume of the space becomes large, and it is necessary to adopt a higher-pressure injection glue solution on the basis of the original pressure in order to ensure that the quality of the produced automobile sealing strip is qualified.
Under the condition of the prior art, the automobile sealing strip manufactured by the first embodiment has the advantages of better pressure control, more stable quality and lower price.
The working principle is as follows: when the automobile sealing strip is used, a steel strip passes through the shunt rod 3, a sizing material passes through the material conveying channel 6 of the base 1 and is collected at the first mold cavity opening 4, the first mold cavity opening 4 is a universal automobile sealing strip cavity opening, a prototype of the automobile sealing strip is formed after passing through the first mold cavity opening 4, and then the prototype passes through the second mold cavity opening 5 along with the advance of the sizing material and the steel strip to form a complete automobile sealing strip;
if another kind of automobile sealing strip of needs production will become grooved pulley 1 and dismantle, change another one become grooved pulley can, different become grooved pulley correspond different car seal covers.
The mounting and dismounting principle of the forming disc 2 is as follows:
when the automobile sealing sleeve is installed, one end of a forming disc 2 is close to a step opening 7, then the positions of a sliding part 20 and a positioning opening 8 are aligned, when the automobile sealing sleeve is pushed forwards, a conical positioning bump 12 enters a conical opening part 14 first, automatic accurate positioning is achieved, the installation accuracy of the forming disc 2 can be guaranteed, a second die cavity opening 5 can be guaranteed to be completely opposite to a first die cavity opening 4, the quality of the extruded automobile sealing sleeve is guaranteed, after the automobile sealing sleeve is pushed forwards after accurate positioning, a reverse thrust inclined surface 22 of the sliding part 20 is firstly contacted with a thrust-assisting inclined surface 9 of the positioning opening, the forward thrust force is converted into the force of the sliding part 20 sliding outwards, a part of the sliding part 20 is clamped into a clamping hole 10, a slope 23 on the sliding part 20 is gradually inserted into the clamping hole to be more and more compact, and more end faces of the forming disc 2 are finally knocked by a rubber hammer, the installation can be completed;
when the sliding part is detached, the outer side surface of the sliding part 20 is knocked by the side surface of the wedge, so that the sliding part 20 moves towards the center direction of the forming disc 2, the sliding part 20 is separated from the clamping hole 10, the force applied by the mirror image is partially converted into the force for pushing the forming disc 2 to the axial direction at the action line of the reverse pushing inclined surface 22 of the sliding part 20 and the boosting inclined surface 9 of the positioning hole, and when the sliding part 20 is completely separated from the clamping hole 10, the forming disc is completely taken out.
Further comprising: and one end part of the flat head screw penetrates through the auxiliary through hole 13 to be in threaded connection with the threaded hole 11, and the head part of the flat head screw presses the upper surface of the forming disc 2.
The structure can also adopt a flat head screw structure to assist in installing the forming disc 2, the forming disc 2 is only installed in the step opening 7 according to the above working principle, then the flat head screw penetrates through the auxiliary through hole 13 to be in threaded connection with the threaded hole 11, when the flat head screw is screwed downwards, the head of the flat head screw can be pressed on the upper surface of the forming disc 2, the temperature of the forming disc 2 is compressed, and the rapid installation of the forming disc 2 can also be ensured.
The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.
Claims (10)
1. The utility model provides an automobile sealing strip forming die, includes the base, the bottom of base is connected with the reposition of redundant personnel stick, and the top of base is provided with first die cavity mouth, the inside of base has defeated material passageway, the one end and the first die cavity mouth intercommunication of defeated material passageway, its characterized in that: the top of the base is detachably connected with a forming disc, a second die cavity opening is formed in the end part of the forming disc, and the section of the first die cavity opening can completely cover the section of the second die cavity opening;
the top of the base is provided with a step opening, the forming disc is positioned on the inner side of the step opening, the bottom of the step opening is provided with two groups of symmetrically arranged positioning openings, one side edge of each positioning opening, which is close to the center of the base, is obliquely and upwards provided with a boosting inclined plane, and one side, which is far away from the center of the base, of each positioning opening penetrates through the side wall of the step opening to form a through clamping hole;
the bottom that becomes the dish is provided with the step dish, the outer spout that two sets of symmetries set up is seted up to the side of step dish, the inboard sliding connection of outer spout has the slider, one side slant that the slider is close to step dish center is provided with the counterthrust inclined plane down, the side on counterthrust inclined plane is parallel with the side on boosting inclined plane, a side that the step dish center was kept away from to the slider is provided with the slope.
2. The automobile weather strip molding die of claim 1, wherein: the inner bottom of the stepped port is provided with a threaded hole, a conical positioning lug is arranged at the edge of the top opening of the threaded hole, an auxiliary through hole is formed in the end face of the forming disc, a tapered opening part is arranged on the inner side of the auxiliary through hole and close to the end part, and the shape of the conical positioning lug is matched with that of the tapered opening part, so that the conical positioning lug can be inserted into the tapered opening part.
3. The automobile weather strip molding die of claim 2, wherein: the number of the threaded holes is provided with a plurality of groups, the threaded holes are distributed on the outer side of the first die cavity opening in an annular array mode, the number of the auxiliary through holes is equal to that of the threaded holes, and the positions of the auxiliary through holes correspond to those of the threaded holes.
4. The automobile weather strip molding die of claim 1, wherein: an inner socket is formed in one side face, close to the center of the step disc, of the outer sliding groove, and an extensible part is arranged between the inner side face of the inner socket and one side face, close to the center of the step disc, of the sliding part.
5. The automobile weather strip molding die of claim 1, wherein: the side face, parallel to the sliding direction of the sliding piece, of the outer sliding groove is provided with a side face sliding opening, a side face sliding block is fixedly connected to the side face of the sliding piece and located inside the side face sliding opening, and the shape of the side face sliding block is matched with that of the side face sliding opening.
6. The automobile weather strip-forming mold according to claim 4 or 5, wherein: the extensible member includes interior barrel, outer barrel, spring, the one end of interior barrel and the medial surface fixed connection of interior interpolation mouth, the other end are free open end, the one end of outer barrel and the side fixed connection of slider, the other end are free open end, the inside sliding connection of outer barrel is stretched into to the free open end of interior barrel, the spring is located the inside of barrel and outer barrel, and the both ends of spring are respectively in interior barrel and outer barrel fixed connection.
7. The automobile weather strip molding die of claim 6, wherein: a first connecting port is arranged at the end part of the inner cylinder body, a first threaded connecting block is fixedly connected to the inner side surface of the inner socket, and the first threaded connecting block is detachably connected with the first connecting port;
the end part of the outer cylinder body is provided with a second connecting port, the side surface of the sliding part is fixedly connected with a second threaded connecting block, and the second threaded connecting block is detachably connected with the second connecting port.
8. The automobile weather strip molding die of claim 1, wherein: and a sealing ring is arranged between the connecting surface of the forming disc and the step opening and is positioned at the outer sides of the first die cavity opening and the second die cavity opening.
9. The automobile weather strip molding die of claim 1, wherein: the side of shaping dish just is close to the top and forms flange portion, the bottom surface of flange portion is parallel with the top surface of base.
10. The automotive weatherstrip forming mold according to claim 1, further comprising: and one end part of the flat head screw penetrates through the auxiliary through hole to be in threaded connection with the threaded hole, and the head part of the flat head screw presses on the upper surface of the forming disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111431714.4A CN114131884B (en) | 2021-11-29 | 2021-11-29 | Automobile sealing strip forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111431714.4A CN114131884B (en) | 2021-11-29 | 2021-11-29 | Automobile sealing strip forming die |
Publications (2)
| Publication Number | Publication Date |
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| JPH10129250A (en) * | 1996-10-31 | 1998-05-19 | Kinugawa Rubber Ind Co Ltd | Window molding for automobile and manufacture of it |
| CN102781591A (en) * | 2010-03-10 | 2012-11-14 | 伊士曼化工公司 | Methods and apparatus for coating substrates |
| CN103369901A (en) * | 2012-04-06 | 2013-10-23 | 冠捷投资有限公司 | Hooking device |
| CN203919643U (en) * | 2014-06-24 | 2014-11-05 | 成都工业学院 | The general shaped device of a kind of automobile sealing strip and universal extrusion tooling |
| CN108592222A (en) * | 2018-03-30 | 2018-09-28 | 芜湖天科生物科技有限公司 | A kind of separable air purifying device for being easy to split |
| KR20180133739A (en) * | 2017-06-07 | 2018-12-17 | (주)현우기공 | Changing apparatus of extruder mesh screen for oil hydraulic cylinder |
| CN213035249U (en) * | 2020-06-12 | 2021-04-23 | 四川鑫电电缆有限公司 | Multi-head extrusion molding nose bridge batten die |
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2021
- 2021-11-29 CN CN202111431714.4A patent/CN114131884B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10129250A (en) * | 1996-10-31 | 1998-05-19 | Kinugawa Rubber Ind Co Ltd | Window molding for automobile and manufacture of it |
| CN102781591A (en) * | 2010-03-10 | 2012-11-14 | 伊士曼化工公司 | Methods and apparatus for coating substrates |
| CN103369901A (en) * | 2012-04-06 | 2013-10-23 | 冠捷投资有限公司 | Hooking device |
| CN203919643U (en) * | 2014-06-24 | 2014-11-05 | 成都工业学院 | The general shaped device of a kind of automobile sealing strip and universal extrusion tooling |
| KR20180133739A (en) * | 2017-06-07 | 2018-12-17 | (주)현우기공 | Changing apparatus of extruder mesh screen for oil hydraulic cylinder |
| CN108592222A (en) * | 2018-03-30 | 2018-09-28 | 芜湖天科生物科技有限公司 | A kind of separable air purifying device for being easy to split |
| CN213035249U (en) * | 2020-06-12 | 2021-04-23 | 四川鑫电电缆有限公司 | Multi-head extrusion molding nose bridge batten die |
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| CN114131884B (en) | 2023-11-14 |
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