CN209775414U - Protective sleeve injection mold for automobile - Google Patents

Protective sleeve injection mold for automobile Download PDF

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Publication number
CN209775414U
CN209775414U CN201920307334.1U CN201920307334U CN209775414U CN 209775414 U CN209775414 U CN 209775414U CN 201920307334 U CN201920307334 U CN 201920307334U CN 209775414 U CN209775414 U CN 209775414U
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China
Prior art keywords
thimble
lower die
injection mold
fixedly connected
cavity
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Active
Application number
CN201920307334.1U
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Chinese (zh)
Inventor
李海军
杨建立
张淼
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Tianjin Wande Auto Parts Co Ltd
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Tianjin Wande Auto Parts Co Ltd
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Priority to CN201920307334.1U priority Critical patent/CN209775414U/en
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Abstract

The utility model discloses a protective sheath injection mold for car, including the upper seat board, the bottom fixedly connected with upper die base of upper seat board, the fixed mould benevolence that is equipped with in middle part of upper die base bottom, the fixed feed inlet that is equipped with in middle part on upper seat board top, the upper die base with go up fixed first cavity that is equipped with between the mould benevolence, the fixed air heater that is equipped with in one side of upper die base, air heater's inlet end and the end of giving vent to anger all through the air duct with first cavity intercommunication, the both sides of upper die base bottom are all fixed and are equipped with the guide arm, and sliding connection has the die holder on two guide arms, the fixed lower mould benevolence that is equipped with in middle part on die holder top, the die holder with the fixed second. The utility model discloses an overall structure's setting for this mould itself has the function of preheating, can effectively protect this mould and simplify and preheat the step, improves product efficiency.

Description

Protective sleeve injection mold for automobile
Technical Field
The utility model relates to an injection mold field specifically is a protective sheath injection mold for car.
Background
the injection mold is widely applied to the plastic product processing industry. The injection mold is generally suitable for thermoplastic plastic heating forming, and the molten plastic is injected into a cavity of the mold through an injection molding machine by utilizing the hot melting principle of the thermoplastic plastic, then is cooled and shaped, and the mold is opened to take out a plastic product. Generally, a mold needs to be preheated before use, if the mold is not preheated, on one hand, the mold is easy to cause defects such as difficult molding, film sticking, casting cracks and the like due to low temperature of the mold, and on the other hand, the mold is easy to damage due to large temperature change of the mold and large cold and hot stress, and the mold can be cracked under severe conditions.
The existing injection mold has the following defects:
1. the mould does not have the preheating function, a special appliance is needed for preheating before use, the use steps are complicated, and the workload and the product processing time are increased;
2. The covering of upper and lower mould is accurate not enough, and the mould dislocation appears easily and leads to the product of producing to appear the quality problem, and off-the-shelf ejecting sets up not well enough, is not convenient for ejecting the finished product.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protective sheath injection mold for car to the mould that proposes in solving above-mentioned background art does not own and does not possess the function of preheating, and the use step is comparatively loaded down with trivial details, and it is long when increasing work load and product processing, and the lid of upper and lower mould closes accurately inadequately, appears the product that the mould dislocation leads to producing easily and appears the quality problem, and off-the-shelf ejecting setting is not good enough, is not convenient for ejecting off-the-shelf problem.
In order to achieve the above object, the utility model provides a following technical scheme: an injection mold for an automobile protective sleeve comprises an upper seat plate, wherein the bottom end of the upper seat plate is fixedly connected with an upper mold base, the middle part of the bottom end of the upper mold base is fixedly provided with an upper mold core, the middle part of the top end of the upper seat plate is fixedly provided with a feed inlet, the middle part of the upper mold base is fixedly provided with a feed conduit, one end of the feed conduit is communicated with the bottom end of the feed inlet, the other end of the feed conduit penetrates through the upper mold core, a first cavity is fixedly arranged between the upper mold base and the upper mold core, the top of one side of the first cavity is fixedly provided with a partition plate, one side of the upper mold base is fixedly provided with an air heater, the air inlet end and the air outlet end of the air heater are both communicated with the first cavity through air guide tubes, guide rods are fixedly arranged on both sides of the bottom end of the upper, the fixed lower mould benevolence that is equipped with in middle part on die holder top, the die holder with the fixed second cavity that is equipped with between the lower mould benevolence, thimble hole, two have all been seted up to the both sides of lower mould benevolence the thimble has all been alternate in the thimble hole, the one end fixedly connected with thimble head of thimble, the other end fixedly connected with stopper of thimble, the outside cover of the thimble other end is equipped with the spring, the one end of spring with the top fixed connection of stopper, the other end of spring with the bottom fixed connection of die holder, the middle part fixedly connected with joint piece of die holder bottom, the middle part fixedly connected with joint seat on bedplate top down, the both sides on joint seat top are seted up flutedly, the fixed joint that is equipped with in middle part on joint seat top.
Preferably, the size of the limiting block is the same as that of the groove.
Preferably, the clamping block is matched with the clamping head.
Preferably, the thimble head is in a shape of an inverted frustum, and the size of the thimble head is the same as that of one end of the thimble hole.
Preferably, the two sides of the bottom of the upper die base and the two sides of the bottom of the lower die base are both fixedly provided with fixed connecting blocks.
preferably, the air inlet end and the air outlet end of the air heater are respectively positioned at two sides of the partition plate, and the communication positions of the air inlet end and the air outlet end with the first cavity are respectively positioned at two sides of the partition plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. The utility model discloses a set up the first cavity between upper die base and upper die benevolence, set up the second cavity between lower die base and lower die benevolence, and set up the air heater on one side of upper die base, utilize hot-air to heat upper and lower die benevolence, realize preheating of die benevolence before moulding plastics, can effectively protect this mould and simplify and preheat the step, improve product efficiency;
2. The utility model discloses a set up the guide arm and inject the movement track of die holder, guarantee the degree of accuracy of being connected between die holder and the upper die base, guarantee product quality to structure setting through the thimble, the convenience is ejecting to the shaping product, and does not influence the process of moulding plastics of product.
Drawings
FIG. 1 is a schematic view of the overall structure of an injection mold for an automobile protective sleeve of the present invention;
FIG. 2 is a schematic view of a thimble structure of an injection mold for an automobile protective sleeve according to the present invention;
FIG. 3 is a top view of a lower mold insert of an injection mold for an automobile protective sleeve according to the present invention;
Fig. 4 is the utility model relates to a protective sheath injection mold joint seat structure sketch map for car.
in the figure: 1. an upper seat plate; 2. an upper die holder; 3. an upper die core; 4. a feed inlet; 5. a feed conduit; 6. a first cavity; 7. a partition plate; 8. an air heater; 9. fixing a connecting block; 10. a guide bar; 11. a lower seat plate; 12. a lower die holder; 13. a lower die core; 14. a second cavity; 15. a thimble; 16. a spring; 17. a clamping block; 18. a clamping seat; 19. a thimble hole; 20. ejecting a needle head; 21. a limiting block; 22. a groove; 23. and (4) clamping a connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an injection mold for an automobile protective sleeve comprises an upper seat plate 1, wherein an upper mold base 2 is fixedly connected to the bottom end of the upper seat plate 1, an upper mold core 3 is fixedly arranged in the middle of the bottom end of the upper mold base 2, a feed inlet 4 is fixedly arranged in the middle of the top end of the upper seat plate 1, a feed conduit 5 is fixedly arranged in the middle of the upper mold base 2, one end of the feed conduit 5 is communicated with the bottom end of the feed inlet 4, the other end of the feed conduit 5 penetrates through the upper mold core 3, a first cavity 6 is fixedly arranged between the upper mold base 2 and the upper mold core 3, a partition plate 7 is fixedly arranged at the top of one side of the first cavity 6, an air heater 8 is fixedly arranged on one side of the upper mold base 2, an air inlet end and an air outlet end of the air heater 8 are both communicated with the first cavity 6 through air guide tubes, guide rods 10, one end of each of the two guide rods 10 is fixedly connected with a lower seat plate 11, the two guide rods 10 are slidably connected with a lower seat plate 12, a lower mold core 13 is fixedly arranged in the middle of the top end of the lower seat 12, a second cavity 14 is fixedly arranged between the lower seat 12 and the lower mold core 13, two sides of the lower mold core 13 are respectively provided with a thimble hole 19, a thimble 15 is inserted in each thimble hole 19, one end of the thimble 15 is fixedly connected with a thimble head 20, the other end of the thimble 15 is fixedly connected with a limiting block 21, a spring 16 is sleeved outside the other end of the thimble 15, one end of the spring 16 is fixedly connected with the top end of the limiting block 21, the other end of the spring 16 is fixedly connected with the bottom end of the lower seat 12, the middle of the bottom end of the lower seat 12 is fixedly connected with a clamping block 17, and the middle of the top end, two sides of the top end of the clamping seat 18 are provided with grooves 22, and the middle of the top end of the clamping seat 18 is fixedly provided with a clamping joint 23.
The size of the limiting block 21 is the same as that of the groove 22, so that the limiting block 21 is conveniently clamped in the groove 22; the clamping block 17 is matched with the clamping joint 23, so that the clamping block 17 is conveniently clamped with the clamping joint 23; the thimble head 20 is in an inverted truncated cone shape, and the size of the thimble head 20 is the same as that of one end of the thimble hole 19, so that the thimble 15 is ensured not to influence the molding of a product; the two sides of the bottom of the upper die holder 2 and the two sides of the bottom of the lower die holder 12 are both fixedly provided with fixed connecting blocks 9, so that the upper die holder 2 and the lower die holder 12 can be conveniently fixed; the air inlet end and the air outlet end of the air heater 8 are respectively positioned at the two sides of the partition board 7, which is communicated with the first cavity 6, so that hot air can conveniently flow through the first cavity 6 and the second cavity 14.
The working principle is as follows: the utility model discloses a during operation, move down die holder 12 along guide arm 10 to the top, until die holder 12 and upper die base 2 closely laminate, through the fixed die holder 12 of fixed connection piece 9, open air heater 8, air heater 8 embeds there is circulating fan, air heater 8 heats the air cycle in first cavity 6 and the second cavity 14, and make the hot-air at first cavity 6 and the 14 inner loop of second cavity flow, the hot-air heats last mould benevolence 3 and lower mould benevolence 13, after the heating is accomplished, pour into the raw materials of moulding plastics from feed inlet 4, later accomplish the process of moulding plastics, after the completion of moulding plastics, move down die holder 12, until joint block 17 and the joint 23 block on the joint seat 18, stopper 21 and recess 22 block this moment, thimble 15 moves up along thimble hole 19 under the effect of joint seat 18, ejecting product.
it is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. the utility model provides a protective sheath injection mold for car, includes bedplate (1), its characterized in that: the bottom end of the upper seat plate (1) is fixedly connected with an upper seat plate (2), the middle part of the bottom end of the upper seat plate (2) is fixedly provided with an upper die core (3), the middle part of the top end of the upper seat plate (1) is fixedly provided with a feed inlet (4), the middle part of the upper seat plate (2) is fixedly provided with a feed conduit (5), one end of the feed conduit (5) is communicated with the bottom end of the feed inlet (4), the other end of the feed conduit (5) penetrates through the upper die core (3), a first cavity (6) is fixedly arranged between the upper seat plate (2) and the upper die core (3), the top of one side of the first cavity (6) is fixedly provided with a partition plate (7), one side of the upper seat plate (2) is fixedly provided with an air heater (8), and the air inlet end and the air outlet end of the air heater (8) are both communicated with the first, the die comprises an upper die base (2), guide rods (10) are fixedly arranged on two sides of the bottom end of the upper die base (2), a lower base plate (11) is fixedly connected to one ends of the two guide rods (10), a lower die base (12) is connected to the two guide rods (10) in a sliding manner, a lower die core (13) is fixedly arranged in the middle of the top end of the lower die base (12), a second cavity (14) is fixedly arranged between the lower die base (12) and the lower die core (13), thimble holes (19) are formed in two sides of the lower die core (13), thimbles (15) penetrate through the two thimble holes (19), a thimble head (20) is fixedly connected to one end of each thimble (15), a limiting block (21) is fixedly connected to the other end of each thimble (15), a spring (16) is sleeved outside the other end of each thimble (15), and one end of each spring (16, the other end of the spring (16) is fixedly connected with the bottom end of the lower die holder (12), the middle of the bottom end of the lower die holder (12) is fixedly connected with a clamping block (17), the middle of the top end of the lower die holder plate (11) is fixedly connected with a clamping seat (18), two sides of the top end of the clamping seat (18) are provided with grooves (22), and the middle of the top end of the clamping seat (18) is fixedly provided with a clamping joint (23).
2. A protective sleeve injection mold for an automobile according to claim 1, characterized in that: the size of the limiting block (21) is the same as that of the groove (22).
3. A protective sleeve injection mold for an automobile according to claim 1, characterized in that: the clamping block (17) is matched with the clamping head (23).
4. A protective sleeve injection mold for an automobile according to claim 1, characterized in that: the thimble head (20) is in an inverted circular truncated cone shape, and the size of the thimble head (20) is the same as that of one end of the thimble hole (19).
5. A protective sleeve injection mold for an automobile according to claim 1, characterized in that: and fixed connecting blocks (9) are fixedly arranged on both sides of the bottom of the upper die holder (2) and both sides of the bottom of the lower die holder (12).
6. A protective sleeve injection mold for an automobile according to claim 1, characterized in that: the air inlet end and the air outlet end of the air heater (8) are respectively positioned at the two sides of the partition plate (7) at the communication positions with the first cavity (6).
CN201920307334.1U 2019-03-12 2019-03-12 Protective sleeve injection mold for automobile Active CN209775414U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920307334.1U CN209775414U (en) 2019-03-12 2019-03-12 Protective sleeve injection mold for automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920307334.1U CN209775414U (en) 2019-03-12 2019-03-12 Protective sleeve injection mold for automobile

Publications (1)

Publication Number Publication Date
CN209775414U true CN209775414U (en) 2019-12-13

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ID=68797325

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920307334.1U Active CN209775414U (en) 2019-03-12 2019-03-12 Protective sleeve injection mold for automobile

Country Status (1)

Country Link
CN (1) CN209775414U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111531789A (en) * 2020-06-10 2020-08-14 保信科技(杭州)有限公司 Sliding block assembly and mold for automatically producing hardware injection package
CN111673986A (en) * 2020-06-06 2020-09-18 盐城卓扬汽车部件有限公司 Automobile front door assembly part production punch die

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111673986A (en) * 2020-06-06 2020-09-18 盐城卓扬汽车部件有限公司 Automobile front door assembly part production punch die
CN111531789A (en) * 2020-06-10 2020-08-14 保信科技(杭州)有限公司 Sliding block assembly and mold for automatically producing hardware injection package

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