CN219855789U - Automobile air conditioner evaporator lower shell mould - Google Patents

Abstract

The utility model discloses a lower shell mould of an automobile air conditioner evaporator, which comprises a fixed mould, a movable mould and a first molding assembly, wherein the fixed mould, the movable mould and the first molding assembly are mutually matched to form a cavity for molding the lower shell of the evaporator, the first molding assembly is arranged on the fixed mould and is matched with the movable mould through a traction structure, the first molding assembly is used for molding an installation part of the lower shell of the evaporator, the first molding assembly comprises a first core block, the first core block comprises a plurality of cores, and the cores are connected through an intermittent structure. The utility model has the beneficial effects that: through being provided with intermittent type structure, when carrying out the drawing of patterns, a plurality of cores in the first shaping subassembly can remove to the installation department on the shaping back evaporimeter casing in proper order under intermittent type structure's effect and break away from, and then the effort that the installation department received when the drawing of patterns significantly reduces to reduce the damage that causes when the installation department die sinking, guarantee product quality.

Description

Automobile air conditioner evaporator lower shell mould

Technical Field

The utility model relates to the technical field of dies, in particular to a lower shell die of an automobile air conditioner evaporator.

Background

The evaporator for air conditioner of car is composed of HVAC unit, evaporator core, heat exchanger for refrigerating, and air cooling unit.

As shown in fig. 1, the lower shell structure of the existing automobile air conditioner evaporator is provided with a plurality of installation parts 101 which are obliquely arranged, wherein each installation part 101 consists of a convex part 1011 and a plurality of rib parts 1012 which are arranged outside the convex part 1011, when a molding assembly on the installation part 101 is demolded, the contact area between the molding assembly and the installation part 101 is large, the installation part 101 is obliquely arranged, the structure of the installation part 101 is smaller, and the acting force of the molding assembly on the installation part 101 is large during demolding, so that the installation part 101 is easy to be damaged; therefore, a lower shell mold of an automobile air conditioner evaporator is provided to solve the technical problems.

Disclosure of Invention

One of the objects of the present utility model is to provide a mold capable of reducing the force applied when demolding the mounting portion on the evaporator case.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automotive air conditioning evaporator lower casing mould, includes cover half, movable mould and first shaping subassembly, cover half, movable mould and first shaping subassembly cooperate with each other in order to form the die cavity that is used for fashioned evaporator lower casing, wherein, first shaping subassembly install in the cover half and with the movable mould cooperates through the traction structure, first shaping subassembly is used for shaping the installation department of evaporator lower casing, first shaping subassembly includes first core piece, first core piece includes a plurality of cores, connect through intermittent type structure between the core; when demolding is carried out, the movable mold is suitable for driving one of the mold cores to move towards the extending direction of the mounting part through the traction structure, and then the other mold cores sequentially move towards the extending direction of the mounting part through the intermittent structure; until the first molding assembly is completely disengaged from the molded mounting portion.

Preferably, the mounting portion is disposed obliquely; the traction structure comprises a first driving device, a first traction block and a second traction block; the first traction block is horizontally and slidably arranged on the fixed die, the second traction block is obliquely and slidably arranged on the fixed die, the inclination direction of the second traction block is perpendicular to the extending direction of the mounting part, the first traction block and the second traction block are connected through a first guide structure, and the first forming assembly is arranged on the second traction block; the first driving device is arranged on the fixed die and is connected with the first traction block; when demolding is carried out, the first driving device is suitable for driving the first traction block to horizontally move, and then the first traction block pulls the second traction block through the first guide structure to drive the first molding assembly to move along the extending direction of the mounting part.

Preferably, the first guide structure comprises a guide groove and a guide block which are in sliding fit; the extending directions of the guide grooves and the guide blocks are perpendicular to the extending direction of the mounting part; the guide groove and the guide block are respectively arranged on the first traction block and the second traction block; when demolding is carried out, the first traction block horizontally moves, and then the second traction block is driven to drive the first molding assembly to move along the extending direction of the mounting part through the relative sliding of the guide block along the guide groove.

Preferably, the intermittent structure comprises a sliding block and a sliding groove which are in sliding fit, wherein the sliding block and the sliding groove are respectively arranged on two adjacent cores, and the height of the sliding groove along the extending direction of the mounting part is larger than that of the sliding block; when injection molding is performed, the sliding block abuts against the top end of the sliding groove; when demoulding is carried out, one of the mold cores is suitable for driving the sliding chute to move along the extending direction of the mounting part relative to the sliding block until the lower end of the sliding chute abuts against the sliding block; subsequently, the synchronization of the displacement of the adjacent two cores is carried out in the extending direction of the mounting portion.

Preferably, the lower shell mold of the automobile air conditioner evaporator further comprises a second molding assembly, wherein the second molding assembly is obliquely arranged on the fixed mold and used for molding a communication part of the evaporator shell; the fixed die is also horizontally and slidably provided with a sliding block; the sliding block is connected with the second molding assembly through a second guide structure, and the sliding block is matched with the movable die through a third guide structure; when demolding is carried out, the movable mold is suitable for driving the sliding block to horizontally move through the third guide structure, and then the sliding block drives the second molding assembly to move along the extending direction of the communicating part through the second guide structure until the second molding assembly is separated from the communicating part.

Preferably, the third guiding structure comprises an inclined guide post and an inclined guide groove, the inclined guide post is mounted on the movable die, and the inclined guide groove is arranged on the sliding block; when the die is opened, the inclined guide post synchronously moves along with the movable die, and then the inclined guide post is in inclined sliding fit with the inclined guide groove to drive the sliding block to horizontally move.

Preferably, the second guiding structure comprises a chute and a sloping block, the chute is arranged on the sliding block, and the sloping block is arranged on the second molding assembly; when the mold is opened, the sliding block is driven by the third guide structure to horizontally move, and the second molding assembly is driven to move and demould along the extending direction of the communicating part through the inclined sliding fit of the chute and the inclined block.

Preferably, the lower shell mold of the automobile air conditioner evaporator further comprises a third molding assembly, the sliding block is mounted on the third molding assembly, the third molding assembly is used for molding the side part of the shell of the evaporator, the third molding assembly comprises a second driving device and a third core block, the second driving device is mounted on the fixed mold, and the third core block is connected with the output end of the second driving device; when demolding is carried out, after the second molding assembly is demolded, the second driving device drives the third molding assembly and the second molding assembly to move away from the molded evaporator shell for demolding.

Preferably, the number of the cores is two, namely a first core and a second core, the second core is connected with the second traction block, the first core is in sliding fit with the fixed die, and the sliding chute and the sliding block are respectively arranged on the second core and the first core; when injection molding is performed, the sliding block abuts against the top end of the sliding groove, and at the moment, the first core and the second core are kept static; when demoulding is carried out, the second core is suitable for driving the sliding chute to carry out moving demoulding along the extending direction of the installation part relative to the sliding block until the lower end of the sliding chute abuts against the sliding block, and the first core is kept stationary at the moment; subsequently, the first core and the second core are simultaneously moved in the extending direction of the mounting portion until the cores and the mounting portion are disengaged.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the intermittent structure is arranged, so that a plurality of cores in the first molding assembly can sequentially move to and separate from the mounting part on the molded evaporator shell under the action of the intermittent structure during demolding, thereby greatly reducing the acting force applied to the mounting part during demolding, reducing the damage to the mounting part during mold opening, and ensuring the quality of products.

Drawings

Fig. 1 is a schematic view of the overall structure of an air conditioner evaporator case of the present utility model.

Fig. 2 is a schematic side view of the air conditioner evaporator case of the present utility model.

FIG. 3 is a schematic diagram of the overall structure of the present utility model.

Fig. 4 is a schematic view of the structure of the air conditioner evaporator shell of the present utility model when partially molded.

Fig. 5 is a schematic drawing of the traction structure of the present utility model.

Fig. 6 is a schematic view of a first guiding structure of the present utility model.

FIG. 7 is a schematic drawing of a first molded component of the present utility model.

Fig. 8 is a schematic structural view of a first molding assembly according to the present utility model.

Fig. 9 is a schematic view of the structure of the second molding member and the third molding member of the present utility model.

Fig. 10 is a schematic view of a second guide structure and a third guide structure according to the present utility model.

In the figure: 1. an evaporator lower case body; 101. a mounting part; 1011. a boss; 1012. a rib portion; 102. a communication section; 2. a fixed mold; 3. a movable mold; 4. a first molding assembly; 401. a first core block; 4011. a core; 5. a second molding assembly; 501. a second core block; 6. a traction structure; 601. a first traction block; 602. a second traction block; 603. a first driving device; 7. a third molding assembly; 701. a third core block; 8. a first guide structure; 801. a guide block; 802. a guide groove; 9. an intermittent structure; 901. a slide block; 902. a chute; 10. a sliding block; 11. a second guide structure; 1101. a chute; 1102. a sloping block; 12. a third guide structure; 1201. oblique guide posts; 1202. an inclined guide groove; 13. and a second driving device.

Detailed Description

The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

As shown in fig. 1 and 2, the lower shell body 1 of the air conditioner in the prior art is schematically shown, the lower shell body 1 of the air conditioner is provided with a communication part 102 and a plurality of installation parts 101, the installation parts 101 and the communication parts 102 are all inclined, and the installation parts 101 are composed of a protruding part 1011 and a plurality of ribs 1012 arranged outside the protruding part 1011.

In a preferred embodiment of the present utility model, as shown in fig. 1 to 9, a lower shell mold for an air conditioner of an automobile includes a fixed mold 2, a movable mold 3 and a first molding assembly 4, and of course other molding assemblies, which are known to those skilled in the art, wherein the fixed mold 2, the movable mold 3 and the first molding assembly 4 cooperate with each other to form a cavity for molding the lower shell of the evaporator, the first molding assembly 4 is used for molding a mounting portion 101 of the lower shell of the evaporator, the first molding assembly 4 is mounted on the fixed mold 2, a traction structure 6 is disposed between the fixed mold 2 and the first molding assembly 4, the first molding assembly 4 includes a first core block 401, the first core block 401 is composed of a plurality of cores 4011, the cores 4011 are connected by an intermittent structure 9, during demolding, the traction structure 6 drives one of the cores 4011 to move in an extending direction of the mounting portion 101, and simultaneously the other cores 4011 can be driven by the intermittent structure 9 to sequentially move in an extending direction of the mounting portion 101 until all the cores 4011 are completely mounted on the mounting portion 101; as can be seen by comparing, the first molding assembly 4 is directly released from the mounting portion 101, and the mounting portion 101 is subjected to a large force during releasing; the first molding assembly 4 is now divided into a plurality of core blocks 4011, and the plurality of core blocks 4011 are sequentially demolded through the intermittent structure 9, so that the force applied to the mounting portion 101 during demolding is small, the possibility of damage to the mounting portion 101 during mold opening is reduced, and the quality of products is ensured.

In this embodiment, as shown in fig. 1-6, the mounting portion 101 is disposed obliquely, and the traction structure 6 includes a first driving device 603, a first traction block 601 and a second traction block 602, where the first traction block 601 is horizontally slidably mounted on the fixed mold 2, the second traction block 602 is obliquely slidably mounted on the fixed mold 2, the first molding assembly 4 is mounted at the lower end of the second traction block 602, the first driving device 603 is mounted on the fixed mold 2, the first traction block 601 is mounted at the output end of the first driving device 603, and a first guiding structure 8 is further disposed between the first traction block 601 and the second traction block 602; when demoulding is carried out, the first driving device 603 drives the first traction block 601 to horizontally move, then the first traction block 601 acts on the second traction block 602 through the first guide structure 8, and at the moment, the second traction block 602 can move along the extending direction of the mounting part 101 on the formed evaporator shell for demoulding.

In this embodiment, as shown in fig. 6, the first guide structure 8 includes a guide block 801 and a guide groove 802, the guide block 801 and the guide groove 802 forming a sliding fit, wherein the extending direction of the guide groove 802 and the guide block 801 is perpendicular to the extending direction of the mounting portion 101, the guide block 801 is provided on the first traction block 601, and the guide groove 802 is provided on the second traction block 602; when demoulding, the first traction block 601 is driven by the first driving device 603 to horizontally move, at the moment, the second traction block 602 can be acted by the relative sliding of the guide block 801 and the guide groove 802, the second traction block 602 can drive the first forming assembly 4 to move along the extending direction of the mounting part 101 for demoulding,

in this embodiment, as shown in fig. 8, the intermittent structure 9 includes a slide 901 and a slide groove 902, both of the slide 901 and the slide groove 902 form a sliding fit, the slide 901 and the slide groove 902 are respectively provided between adjacent cores 4011, and the height of the slide groove 902 in the extending direction of the mounting portion 101 is larger than the height of the slide 901; during injection molding, the slide 901 abuts against the top end of the runner 902, while the plurality of cores 4011 remain stationary; when demolding is performed, it is to be noted that one of the cores 4011 is connected to the second traction block 602, so that during demolding, the core 4011 connected to the second traction block 602 drives the slide slot 902 to move along the direction of the mounting portion 101 relative to the slide block 901, and when the lower end of the slide slot 902 abuts against the slide block 901, then other cores 4011 will move along the extending direction of the mounting portion 101 in a staggered manner under the action of the intermittent structure 9.

For better understanding, as shown in fig. 8, the number of the cores 4011 is taken as two, which are respectively a first core and a second core, wherein the second core is connected with the second traction block 602, a notch (not shown in the drawing) corresponding to the first core is formed in the fixed mold 2, the first core is slidably arranged in the notch, the sliding groove 902 is arranged in the second core, and the sliding block 901 is arranged in the first core; when injection molding is performed, the sliding block 901 abuts against the top end of the sliding groove 902, the first core is positioned at the bottom end of the notch, and both the first core and the second core are kept still; when demolding is performed, the second core moves along the extending direction of the mounting portion 101, that is, the sliding groove 902 moves relative to the sliding block 901, and when the second core moves to the lower end of the sliding groove 902 and contacts with the sliding block 901, the first core drives the second core to move toward the mounting portion 101 at the same time until the core 4011 and the mounting portion 101 are separated.

In this embodiment, as shown in fig. 1, 2, 4, 9 and 10, the lower shell mold of the automotive air conditioner evaporator further comprises a second molding assembly 5, and the second molding assembly 5 comprises a second core block 501, the second core block 501 is used for molding the communication part 102 of the evaporator shell, the fixed mold 2 is horizontally slidably provided with a sliding block 10, a second guiding structure 11 is arranged between the second molding assembly 5 and the sliding block 10, and a third guiding structure 12 is arranged between the sliding block 10 and the movable mold 3; when the die is opened, the movable die 3 can move, the movable die 3 drives the sliding block 10 to horizontally move through the third guide structure 12, and the sliding block 10 drives the second molding assembly 5 to move along the extending direction of the communication part 102 through the second guide structure 11 for demolding, so that smooth demolding of the communication part 102 which is obliquely arranged after molding is realized.

In this embodiment, as shown in fig. 10, the third guiding structure 12 includes a diagonal guiding pillar 1201 and a diagonal guiding groove 1202, wherein the diagonal guiding pillar 1201 is connected to the movable mold 3, and the diagonal guiding groove 1202 is disposed on the sliding block 10; when the die is opened, the inclined guide post 1201 moves upwards synchronously with the following die 3, and the sliding block 10 is driven to move horizontally by the inclined sliding fit of the inclined guide post 1201 and the inclined guide groove 1202.

In this embodiment, as shown in fig. 10, the second guiding structure 11 includes a chute 1101 and a sloping block 1102, wherein the chute 1101 is disposed at a side portion of the sliding block 10, the sloping block 1102 is mounted at an end portion of the second core block 501, and the chute 1101 and the sloping block 1102 form a sliding fit; when the mold is opened, the sliding block 10 moves horizontally under the action of the third guiding structure 12, and at this time, the inclined block 1102 slides obliquely in the inclined groove 1101, so as to drive the second core block 501 to move along the extending direction of the communication portion 102 for demolding, and further, the obliquely arranged communication portion 102 is demolded.

In this embodiment, as shown in fig. 4 and 9, the mold further comprises a third molding assembly 7, the third molding assembly 7 comprises a third core block 701 and a second driving device 13, the third core block 701 is used for molding the side part of the evaporator shell, the second driving device is installed on the fixed mold 2, the third core block 701 is installed at the output end of the second driving device 13, wherein the second molding assembly 5 is installed on the third molding assembly 7, that is, the sliding block 10 is slidably arranged at the top end of the third core block 701; in demolding, the second molding assembly 5 is first demolded; when the demolding of the second molding assembly 5 is completed, the second driving device 13 drives the third molding assembly 7 to demold, and the third molding assembly 7 drives the second molding assembly 5 to simultaneously deviate from the molded evaporator shell to remove and demold because the second molding assembly 5 is positioned on the third molding assembly 7.

It should be noted that the specific structure and operation principle of the first driving device 603 and the second driving device 13 are well known to those skilled in the art, and thus are not described in detail herein; the common hydraulic cylinder, pneumatic cylinder and linear motor etc. that have, the person skilled in the art can select by oneself according to actual need.

The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. A lower shell mold of an automotive air conditioner evaporator, which is characterized by comprising: the device comprises a fixed die, a movable die and a first molding assembly, wherein the fixed die, the movable die and the first molding assembly are mutually matched to form a cavity for molding a lower shell of the evaporator, the first molding assembly is mounted on the fixed die and matched with the movable die through a traction structure, the first molding assembly is used for molding a mounting part of the lower shell of the evaporator, the first molding assembly comprises a first core block, the first core block comprises a plurality of cores, and the cores are connected through an intermittent structure; when demolding is carried out, the movable mold is suitable for driving one of the mold cores to move towards the extending direction of the mounting part through the traction structure, and then the other mold cores sequentially move towards the extending direction of the mounting part through the intermittent structure; until the first molding assembly is completely disengaged from the molded mounting portion.

2. The automotive air conditioner evaporator lower case mold as set forth in claim 1, wherein: the mounting part is obliquely arranged; the traction structure comprises a first driving device, a first traction block and a second traction block; the first traction block is horizontally and slidably arranged on the fixed die, the second traction block is obliquely and slidably arranged on the fixed die, the inclination direction of the second traction block is perpendicular to the extending direction of the mounting part, the first traction block and the second traction block are connected through a first guide structure, and the first forming assembly is arranged on the second traction block; the first driving device is arranged on the fixed die and is connected with the first traction block; when demolding is carried out, the first driving device is suitable for driving the first traction block to horizontally move, and then the first traction block pulls the second traction block through the first guide structure to drive the first molding assembly to move along the extending direction of the mounting part.

3. The automotive air conditioning evaporator lower housing mold of claim 2, wherein: the first guide structure comprises a guide groove and a guide block which are in sliding fit; the extending directions of the guide grooves and the guide blocks are perpendicular to the extending direction of the mounting part; the guide groove and the guide block are respectively arranged on the first traction block and the second traction block; when demolding is carried out, the first traction block horizontally moves, and then the second traction block is driven to drive the first molding assembly to move along the extending direction of the mounting part through the relative sliding of the guide block along the guide groove.

4. A lower housing mold for an automotive air conditioner evaporator as set forth in claim 3, wherein: the intermittent structure comprises a sliding block and a sliding groove which are in sliding fit, wherein the sliding block and the sliding groove are respectively arranged on two adjacent mold cores, and the height of the sliding groove along the extending direction of the mounting part is larger than that of the sliding block; when injection molding is performed, the sliding block abuts against the top end of the sliding groove; when demoulding is carried out, one of the mold cores is suitable for driving the sliding chute to move along the extending direction of the mounting part relative to the sliding block until the lower end of the sliding chute abuts against the sliding block; subsequently, the synchronization of the displacement of the adjacent two cores is carried out in the extending direction of the mounting portion.

5. The automotive air conditioning evaporator lower case mold according to any one of claims 1 to 4, wherein: the lower shell mould of the automobile air conditioner evaporator further comprises a second molding assembly, wherein the second molding assembly is obliquely arranged on the fixed mould and used for molding a communication part of the evaporator shell; the fixed die is also horizontally and slidably provided with a sliding block; the sliding block is connected with the second molding assembly through a second guide structure, and the sliding block is matched with the movable die through a third guide structure; when demolding is carried out, the movable mold is suitable for driving the sliding block to horizontally move through the third guide structure, and then the sliding block drives the second molding assembly to move along the extending direction of the communicating part through the second guide structure until the second molding assembly is separated from the communicating part.

6. The automotive air conditioner evaporator lower case mold as set forth in claim 5, wherein: the third guide structure comprises an inclined guide post and an inclined guide groove, the inclined guide post is arranged on the movable die, and the inclined guide groove is arranged on the sliding block; when the die is opened, the inclined guide post synchronously moves along with the movable die, and then the inclined guide post is in inclined sliding fit with the inclined guide groove to drive the sliding block to horizontally move.

7. The automotive air conditioner evaporator lower case mold as set forth in claim 6, wherein: the second guide structure comprises a chute and an inclined block, the chute is arranged on the sliding block, and the inclined block is arranged on the second molding assembly; when the mold is opened, the sliding block is driven by the third guide structure to horizontally move, and the second molding assembly is driven to move and demould along the extending direction of the communicating part through the inclined sliding fit of the chute and the inclined block.

8. The automotive air conditioner evaporator lower case mold as set forth in claim 5, wherein: the lower shell mould of the automobile air conditioner evaporator further comprises a third molding assembly, the sliding block is arranged on the third molding assembly, the third molding assembly is used for molding the side part of the evaporator shell, the third molding assembly comprises a second driving device and a third core block, the second driving device is arranged on the fixed mould, and the third core block is connected with the output end of the second driving device; when demolding is carried out, after the second molding assembly is demolded, the second driving device drives the third molding assembly and the second molding assembly to move away from the molded evaporator shell for demolding.

9. The automotive air conditioner evaporator lower case mold as set forth in claim 4, wherein: the number of the cores is two, namely a first core and a second core, the second core is connected with the second traction block, the first core is in sliding fit with the fixed die, and the sliding chute and the sliding block are respectively arranged on the second core and the first core; when injection molding is performed, the sliding block abuts against the top end of the sliding groove, and at the moment, the first core and the second core are kept static; when demoulding is carried out, the second core is suitable for driving the sliding chute to carry out moving demoulding along the extending direction of the installation part relative to the sliding block until the lower end of the sliding chute abuts against the sliding block, and the first core is kept stationary at the moment; and then, the first core drives the second core to move towards the extending direction of the mounting part at the same time until the core and the mounting part are separated.