CN219988328U - Injection mold for refrigerator cold-storage air duct panel - Google Patents
Injection mold for refrigerator cold-storage air duct panel Download PDFInfo
- Publication number
- CN219988328U CN219988328U CN202321384072.1U CN202321384072U CN219988328U CN 219988328 U CN219988328 U CN 219988328U CN 202321384072 U CN202321384072 U CN 202321384072U CN 219988328 U CN219988328 U CN 219988328U
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- China
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- worm
- injection
- air duct
- injection mold
- fixedly arranged
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- 238000002347 injection Methods 0.000 title claims abstract description 45
- 239000007924 injection Substances 0.000 title claims abstract description 45
- 239000000463 material Substances 0.000 claims description 13
- 238000005485 electric heating Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 13
- 229920003023 plastic Polymers 0.000 description 13
- 239000004033 plastic Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 239000012768 molten material Substances 0.000 description 5
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold for a refrigerator refrigerating air duct panel, which comprises a lower mold, wherein an injection cavity is formed in the lower mold, a support frame is fixedly arranged on the lower mold, two air cylinders are fixedly arranged on the support frame, the output ends of the two air cylinders are fixedly connected with a fixing frame together, an upper mold corresponding to the injection cavity is fixedly arranged on the fixing frame, a plurality of opening columns are slidably arranged on the upper mold, and the upper ends of the opening columns are fixedly connected with a fixing plate together. The utility model relates to the technical field of refrigerator accessories, wherein the downward moving distance of an upper die in an injection cavity can be controlled through a set cylinder, so that the injection depth of the injection cavity can be controlled, the forming thickness of a panel can be controlled, and through a plurality of set perforating columns, a pore canal can be reserved in the panel injection molding process, and then disposable perforating can be carried out in cooperation with the injection molding process, so that the panel production efficiency can be effectively improved.
Description
Technical Field
The utility model belongs to the technical field of refrigerator accessories, and particularly relates to an injection mold for a refrigerator refrigerating air duct panel.
Background
The panel of the refrigerator refrigerating air duct is a supporting component used in refrigerating plugging, corresponding refrigerating equipment can be installed on the panel, and meanwhile, a plurality of air holes are formed in the panel of the refrigerating air duct and used for circulation of cold air flow.
The cold-stored wind channel panel can carry out injection moulding through injection mold in the in-process of production, and cold-stored wind channel panel is with injection mold usually by last mould and bed die constitution for the injection molding chamber of last mould shutoff bed die for the injection molding melt is in the injection molding chamber condensation shaping, but traditional cold-stored wind channel panel can not regulate and control the degree of depth in injection molding chamber as required with injection mold, and then often can only deal with the cold-stored wind channel panel of a thickness, and the suitability is relatively poor, and later stage still need add the trompil process, trompil is carried out to fashioned panel, comparatively influences work efficiency.
Therefore, we propose an injection mold for a refrigerator cold-storage air duct panel to solve the above problems.
Disclosure of Invention
The utility model aims to solve the problems and provides an injection mold for a refrigerator refrigerating air duct panel.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an injection mold for refrigerator cold-stored wind channel panel, includes the bed die, the cavity of moulding plastics has been seted up on the bed die, fixedly on the bed die be provided with the support frame, and fixedly on the support frame be provided with two cylinders, two the output of cylinder fixedly connected with mount jointly, and fixedly on the mount be provided with the corresponding last mould of cavity of moulding plastics, it is provided with a plurality of trompil posts to slide on the mould, and the upper end fixedly connected with fixed plate jointly of each trompil post, it is provided with two lead screws to rotate between mount and the last mould, and fixed plate and two lead screw threaded connection, be provided with on the mount with two lead screw matched with actuating mechanism, the downside fixedly connected with of cavity of moulding plastics annotates the material chamber, and fixedly on the bed die be provided with the inlet pipe that is linked together with annotates the material chamber, be provided with in annotating the material chamber and seal the mechanism.
Preferably, the driving mechanism is composed of a worm and two worm gears, the two worm gears are fixedly sleeved on the upper sides of the corresponding lead screws respectively, the worm is rotatably arranged on the fixing frame, and the worm is meshed with the two worm gears.
Preferably, one end of the worm penetrates through the support frame and is fixedly connected with the rotating handle, and the unfolding helix angle of the worm is smaller than the friction angle between the worm and the worm wheel.
Preferably, the sealing mechanism comprises an electromagnetic block, a sliding block, a permanent magnet block, a reset spring and a plug, wherein the electromagnetic block is fixedly arranged on the inner wall of the lower side of the material injection cavity, the electromagnetic block is fixedly connected with the sliding block through the reset spring, the sliding block is in sliding connection with the material injection cavity, the permanent magnet block is fixedly arranged on the lower side of the sliding block, the permanent magnet block is opposite to the electromagnetic block, and the plug is fixedly arranged on the upper side of the sliding block.
Preferably, a travel switch is fixedly arranged on one side of the support frame, and the travel switch is electrically connected with the two cylinders.
Preferably, a plurality of electric heating plates are fixedly arranged on the outer wall of the feeding pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. can control the lower distance of mould in the chamber of moulding plastics through the cylinder that sets up, and then control the degree of depth of moulding plastics in the chamber of moulding plastics, and then can control panel's shaping thickness, and through a plurality of trompil posts that set up, can reserve the pore in the panel injection molding process, and then the cooperation injection molding process carries out disposable trompil, can effectively improve panel production efficiency.
2. Can control two lead screw synchronous rotation through the actuating mechanism who sets up, and then can control the fixed plate and go up and down, and then can control each fixed column and go up and down for at the in-process of moulding plastics, can cooperate the downshift position of mould, the regulation and control fixed column carries out corresponding flexible, opens the wind hole of corresponding degree of depth for the panel of moulding plastics of corresponding thickness.
3. Through the mechanism of sealing that sets up, can seal the port of flat notes material chamber in the in-process of moulding plastics for the interior bottom surface in chamber of moulding plastics guarantees the parallel and level, and then guarantees the roughness of panel of moulding plastics, can heat the melt of moulding plastics in entering the inlet pipe through each electrical heating piece that sets up, avoids the melt condensation of moulding plastics to influence mobility.
Drawings
Fig. 1 is a schematic diagram of a front perspective structure of an injection mold for a refrigerator refrigeration duct panel according to the present utility model;
fig. 2 is a schematic diagram of a front perspective structure of an injection mold for a refrigerator refrigeration air duct panel, in which a fixing frame and an upper mold are matched with each other;
fig. 3 is a schematic diagram of an internal structure of an injection cavity of an injection mold for a refrigerator refrigeration air duct panel according to the present utility model.
In the figure: 1 lower mould, 2 injection molding cavity, 3 support frame, 4 cylinder, 5 mount, 6 upper mould, 7 trompil posts, 8 fixed plate, 9 lead screw, 10 actuating mechanism, 101 worm, 102 worm wheel, 11 injection molding cavity, 12 inlet pipe, 13 seal flat mechanism, 131 electromagnetic block, 132 slider, 133 permanent magnet block, 134 reset spring, 135 end cap, 14 turn handle, 15 travel switch, 16 electric heating plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, an injection mold for a refrigerator refrigerating air duct panel comprises a lower mold 1, wherein an injection cavity 2 is formed in the lower mold 1, a support frame 3 is fixedly arranged on the lower mold 1, two air cylinders 4 are fixedly arranged on the support frame 3, the output ends of the two air cylinders 4 are fixedly connected with a fixing frame 5 together, an upper mold 6 corresponding to the injection cavity 2 is fixedly arranged on the fixing frame 5, the model number of the air cylinders 4 is SC125-500, a travel switch 15 is fixedly arranged on one side of the support frame 3, the travel switch 15 is electrically connected with the two air cylinders 4, and the setting of the travel switch 15 is convenient for a user to control the telescopic travel of the air cylinders 4;
a plurality of perforated columns 7 are slidably arranged on the upper die 6, the upper ends of the perforated columns 7 are fixedly connected with a fixing plate 8 together, and demolding paint is sprayed on the injection cavity 2, the lower die 1 and the perforated columns 7 so as to facilitate later demolding;
the two lead screws 9 are rotatably arranged between the fixing frame 5 and the upper die 6, the fixing plate 8 is in threaded connection with the two lead screws 9, the fixing frame 5 is provided with a driving mechanism 10 matched with the two lead screws 9, the driving mechanism 10 consists of a worm 101 and two worm gears 102, the two worm gears 102 are fixedly sleeved on the upper sides of the corresponding lead screws 9 respectively, the worm 101 is rotatably arranged on the fixing frame 5, the worm 101 is meshed with the two worm gears 102, the two lead screws 9 are conveniently controlled to synchronously rotate through the transmission fit of the arranged worm 101 and the two worm gears 102, one end of the worm 101 penetrates through the supporting frame 3 and is fixedly connected with a rotating handle 14, the unfolding helix angle of the worm 101 is smaller than the friction angle between the worm 101 and the worm gears 102, the setting of the rotating handle 14 is convenient to control the rotation of the worm 101, the design of the unfolding helix angle of the worm 101 can realize self-locking between the worm 101 and the worm gears 102 so as to avoid the trouble of manual locking;
the lower side of the injection cavity 2 is fixedly communicated with the injection cavity 11, the lower die 1 is fixedly provided with a feeding pipe 12 communicated with the injection cavity 11, the outer wall of the feeding pipe 12 is fixedly provided with a plurality of electric heating plates 16, and the electric heating plates 16 can heat injection molding molten materials passing through the feeding pipe 12 so as to avoid the influence on fluidity caused by pre-condensation of the injection molding molten materials;
the material injection cavity 11 is internally provided with a sealing mechanism 13, the sealing mechanism 13 is composed of an electromagnetic block 131, a sliding block 132, a permanent magnet block 133, a reset spring 134 and a plug 135, the reset spring 134 is made of nonmagnetic stainless steel, so that the influence of magnetism is avoided, the electromagnetic block 131 is fixedly arranged on the inner wall of the lower side of the material injection cavity 11, the electromagnetic block 131 is fixedly connected with the sliding block 132 through the reset spring 134, the sliding block 132 is in sliding connection with the material injection cavity 11, the permanent magnet block 133 is fixedly arranged on the lower side of the sliding block 132, the permanent magnet block 133 is oppositely arranged with the electromagnetic block 131, the plug 135 is fixedly arranged on the upper side of the sliding block 132, and the electromagnetic block 131 can be utilized to electrify and magnetically repel the permanent magnet block 133 through the arranged electromagnetic block 131, so that the sliding block 132 drives the plug 135 to move upwards to seal a port of the material injection cavity 11.
The principle of operation of the present utility model will now be described as follows:
when injection molding is carried out, the two cylinders 4 are controlled to be started through the travel switch 15, the two cylinders 4 drive the lower die 1 to move downwards to be in sliding butt joint with the injection molding cavity 2 until the lower die 1 moves downwards to a required distance, then, the rotating handle 14 is rotated, the rotating handle 14 drives the worm 101 to rotate, under the transmission cooperation of the two worm gears 102, the two lead screws 9 synchronously rotate, in the rotating process of the two lead screws 9, the fixed plate 8 drives the opening columns 7 to move downwards, when the bottom ends of the opening columns 7 are propped against the inner bottom surface of the injection molding cavity 2, the rotating handle 14 is stopped, then, the feed pipe 12 is matched with the injection molding cavity 11 to be injected into the injection molding cavity 2, in the injection molding process, the electric heating plates 16 are started, the injection molding molten material in the feed pipe 12 is heated, the injection molding molten material is prevented from being solidified in advance to influence the fluidity, when the injection molding molten material is injected to a required amount, the electric heating plates 16 are closed, the electromagnetic block 131 is controlled to be electrified to generate magnetic rejection permanent magnet 133, the slider 132 drives the plug to move upwards under the action of the repulsive cap, the plug 135 is enabled to seal the port of the injection molding cavity 11, and then, and the panel can be cooled and molded.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an injection mold for refrigerator cold-stored wind channel panel, includes bed die (1), its characterized in that, injection cavity (2) have been seted up on bed die (1), fixedly on bed die (1) be provided with support frame (3), and fixedly on support frame (3) be provided with two cylinders (4), two the common fixedly connected with mount (5) of output of cylinder (4), and fixedly on mount (5) be provided with injection cavity (2) corresponding last mould (6), slide on last mould (6) and be provided with a plurality of trompil posts (7), and the common fixedly connected with fixed plate (8) of the upper end of each trompil post (7), rotate between mount (5) and last mould (6) and be provided with two lead screws (9), and fixed plate (8) and two lead screws (9) threaded connection, be provided with on mount (5) with on the drive mechanism (10) with two lead screws (9), injection cavity (2) downside fixedly communicates and annotates material chamber (11), and fixedly on bed die (1) is provided with injection cavity (11) and is provided with in injection mechanism (11).
2. The injection mold for the refrigerator refrigerating air duct panel according to claim 1, wherein the driving mechanism (10) is composed of a worm (101) and two worm gears (102), the two worm gears (102) are respectively fixedly sleeved on the upper sides of the corresponding screw rods (9), the worm (101) is rotatably arranged on the fixing frame (5), and the worm (101) is meshed with the two worm gears (102).
3. The injection mold for the refrigerator refrigerating air duct panel according to claim 2, wherein one end of the worm (101) penetrates through the supporting frame (3) and is fixedly connected with the rotating handle (14), and the unfolding spiral angle of the worm (101) is smaller than the friction angle between the worm (101) and the worm wheel (102).
4. The injection mold for the refrigerator refrigerating air duct panel according to claim 1, wherein the sealing mechanism (13) is composed of an electromagnetic block (131), a sliding block (132), a permanent magnet block (133), a return spring (134) and a plug (135), the electromagnetic block (131) is fixedly arranged on the inner wall of the lower side of the material injection cavity (11), the electromagnetic block (131) is fixedly connected with the sliding block (132) through the return spring (134), the sliding block (132) is in sliding connection with the material injection cavity (11), the permanent magnet block (133) is fixedly arranged on the lower side of the sliding block (132), the permanent magnet block (133) is arranged opposite to the electromagnetic block (131), and the plug (135) is fixedly arranged on the upper side of the sliding block (132).
5. The injection mold for the refrigerator refrigerating air duct panel according to claim 1, wherein a travel switch (15) is fixedly arranged on one side of the supporting frame (3), and the travel switch (15) is electrically connected with the two air cylinders (4).
6. The injection mold for the refrigerator refrigerating air duct panel according to claim 1, wherein a plurality of electric heating plates (16) are fixedly arranged on the outer wall of the feeding pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384072.1U CN219988328U (en) | 2023-06-02 | 2023-06-02 | Injection mold for refrigerator cold-storage air duct panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321384072.1U CN219988328U (en) | 2023-06-02 | 2023-06-02 | Injection mold for refrigerator cold-storage air duct panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219988328U true CN219988328U (en) | 2023-11-10 |
Family
ID=88615311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321384072.1U Active CN219988328U (en) | 2023-06-02 | 2023-06-02 | Injection mold for refrigerator cold-storage air duct panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219988328U (en) |
-
2023
- 2023-06-02 CN CN202321384072.1U patent/CN219988328U/en active Active
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| GR01 | Patent grant |