CN110480961A - A kind of refrigerator doorframe injection mold - Google Patents
A kind of refrigerator doorframe injection mold Download PDFInfo
- Publication number
- CN110480961A CN110480961A CN201910914214.2A CN201910914214A CN110480961A CN 110480961 A CN110480961 A CN 110480961A CN 201910914214 A CN201910914214 A CN 201910914214A CN 110480961 A CN110480961 A CN 110480961A
- Authority
- CN
- China
- Prior art keywords
- support plate
- fixedly connected
- doorframe
- lower die
- injection mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29L2031/724—Doors
-
- 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
- B29L2031/762—Household appliances
- B29L2031/7622—Refrigerators
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of refrigerator doorframe injection mold, including open box, the inner horizontal of the open box is equipped with support plate, two sides at the top of the support plate are fixedly connected to supporting block, lower die is fixedly connected at the top of the supporting block, upper mold is placed at the top of the lower die, stabilizing mechanism is set in the lower die and upper mold, doorframe ejection assembly is placed at the top of the support plate, and the inside of lower die is protruded on doorframe ejection assembly top, the bottom of the support plate is fixedly installed with micro hydraulic cylinder, the top of the micro hydraulic cylinder telescopic shaft passes through support plate and is fixedly connected with the bottom of doorframe ejection assembly.The present invention proposes a kind of refrigerator doorframe injection mold, and the present invention so that the molded part after injection molding is rapidly cooled, and then is taken out in time by the way that the inside of open box is added with coolant liquid；It drives doorframe ejection assembly to eject molded part by setting micro hydraulic cylinder, removes the phenomenon that manually taking out from, to improve production efficiency.
Description
Technical field
The present invention relates to mould applications more particularly to a kind of refrigerator doorframe injection molds.
Background technique
Refrigerator, which is to maintain a kind of refrigeration equipment of constant low temperature and one kind, makes food or other articles keep constant low temperature
The product for civilian use of cold conditions has in cabinet compressor and ice machine to the cabinet or case that freeze, the hutch with refrigerating plant.
Injection molding is usually taken when being produced for the doorframe of refrigerator, and injection mold one-pass molding is usually taken, and shows
There is injection mold when in use, doorframe after molding is needed since plastics under state become molded part and temperature is higher by melting
It is cooled to suitable temperature in mold, in turn results in waste of time, simultaneously because injection mold does not have ejection knot usually
Structure needs manually to take out, in turn results in production efficiency reduction.
Summary of the invention
(1) goal of the invention
To solve technical problem present in background technique, the present invention proposes a kind of refrigerator doorframe injection mold, the present invention
By the way that the inside of open box is added with coolant liquid, so that the molded part after injection molding is rapidly cooled, and then take out in time；It is logical
Crossing setting micro hydraulic cylinder drives doorframe ejection assembly to eject molded part, removes the phenomenon that manually taking out from, to improve
Production efficiency.
(2) technical solution
To solve the above problems, the present invention provides a kind of refrigerator doorframe injection mold, including open box, the open box
Inner horizontal be equipped with support plate, the two sides at the top of the support plate are fixedly connected to supporting block, the top of the supporting block
It is fixedly connected with lower die, upper mold is placed at the top of the lower die, stabilizing mechanism, the support are set in the lower die and upper mold
Doorframe ejection assembly is placed at the top of plate, and the inside of lower die, the bottom of the support plate are protruded into doorframe ejection assembly top
It is fixedly installed with micro hydraulic cylinder, the top of the micro hydraulic cylinder telescopic shaft passes through support plate and the bottom with doorframe ejection assembly
Portion is fixedly connected, and be slidably connected in the middle part of support plate；
The inside of the support plate offers threaded hole along the vertical direction, and the inside of the open box is fixedly installed with driving
Motor, the top of the driving motor drive shaft are fixedly connected with threaded rod, and the top of the threaded rod passes through the spiral shell of support plate
Pit, and the external screw thread of threaded rod is connect with the inner thread in support plate thread hole, the inside of the open box is fixedly connected with
The top of gag lever post, the gag lever post passes through support plate, and is slidably connected with support plate.
Preferably, the doorframe ejection assembly is made of connecting plate, mandril and jacking block, and the two sides of the lower die bottom are opened
Equipped with mouth is placed, the jacking block is located at the inside for placing mouth, and is slidably connected with mouth is placed, and the connecting plate lies in a horizontal plane in branch
On fagging, be fixedly connected at the top of the bottom end of the mandril and connecting plate, the top of the mandril protrude into place mouth inside and
It is fixedly connected with the bottom of jacking block, and is slidably connected with the inner wall for placing mouth.
Preferably, the stabilizing mechanism is made of stop collar, limited block and stabiliser bar, the periphery of the stop collar and lower die
Outer wall be fixedly connected, the limited block is located at the surface of stop collar, and limited block is towards the one of the vertical central axes of support plate
Side is fixedly connected with upper mold, and the top of the stabiliser bar is fixedly connected with the bottom of limited block, and the bottom end of the stabiliser bar passes through
The centre bore of stop collar, and be slidably connected with the inner wall of stop collar centre bore.
Preferably, the bottom of the support plate is fixedly connected with protective shell, and protective shell is located at the outside of micro hydraulic cylinder.
Preferably, the top of the gag lever post and the top of threaded rod are located at same level, and the top of threaded rod with
There are gaps between the bottom end of stabiliser bar.
Above-mentioned technical proposal of the invention has following beneficial technical effect:
By the way that coolant liquid is injected in the inside of open box, and coolant liquid is 2/3rds of open box volume, passes through starting
Driving motor, the rotation of driving motor drive threaded rod rotation, and support plate is moved along gag lever post in vertical direction, drive upper mold
It is mobile in vertical direction with lower die, cause coolant liquid to flood at the half of lower die, and then carry out cooling processing to molded part,
The temperature of molded part is reduced, and then takes out progress injection molding operation again in time；After upper mold is separated with lower die after completing injection molding, open
Actuating miniature hydraulic cylinder, micro hydraulic cylinder drive connecting plate, mandril and jacking block in vertical direction far from support plate, and jacking block is far from support
The movement of plate ejects molded part, and then removes the phenomenon that manually taking from, and then reduces manual operation and improve production efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of refrigerator doorframe injection mold proposed by the present invention.
Fig. 2 is a kind of overlooking structure diagram of refrigerator doorframe injection mold proposed by the present invention.
Fig. 3 is the side structure schematic view of support plate in a kind of refrigerator doorframe injection mold proposed by the present invention.
Fig. 4 is the overlooking structure diagram of gag lever post in a kind of refrigerator doorframe injection mold proposed by the present invention.
Appended drawing reference: 1, open box；2, support plate；3, supporting block；4, lower die；5, upper mold；6, doorframe ejection assembly；61,
Connecting plate；62, mandril；63, jacking block；7, micro hydraulic cylinder；8, stabilizing mechanism；81, stop collar；82, limited block；83, stabiliser bar；
9, driving motor；10, threaded rod；11, gag lever post；12, protective shell.
Specific embodiment
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
As shown in Figs 1-4, a kind of refrigerator doorframe injection mold proposed by the present invention, including open box 1, open box 1 it is interior
Portion's level is equipped with support plate 2, and the two sides at 2 top of support plate are fixedly connected to supporting block 3, and the top of supporting block 3 is fixedly connected
There is lower die 4, the top of lower die 4 is placed with upper mold 5, and stabilizing mechanism 8 is arranged in lower die 4 and upper mold 5, and the top of support plate 2 is placed
There is doorframe ejection assembly 6, and the inside of lower die 4 is protruded on 6 top of doorframe ejection assembly, the bottom of support plate 2 is fixedly installed with micro-
Type hydraulic cylinder 7, the top of 7 telescopic shaft of micro hydraulic cylinder pass through support plate 2 and are fixedly connected with the bottom of doorframe ejection assembly 6,
And it is slidably connected with the middle part of support plate 2；
The inside of support plate 2 offers threaded hole along the vertical direction, and the inside of open box 1 is fixedly installed with driving motor 9,
The top of 9 drive shaft of driving motor is fixedly connected with threaded rod 10, and the top of threaded rod 10 passes through the threaded hole of support plate 2, and
The external screw thread of threaded rod 10 is connect with the inner thread of 2 threaded hole of support plate, and the inside of open box 1 is fixedly connected with gag lever post
11, the top of gag lever post 11 passes through support plate 2, and is slidably connected with support plate 2.
It should be noted that under the action of gag lever post 11, when so that driving motor 9 driving threaded rod 10 to rotate, limit
Bar 11 plays the effect of limit to the position in the horizontal direction of support plate 2, so that threaded rod 10 causes to support when rotating
Plate 2 is mobile in vertical direction.
In an alternative embodiment, doorframe ejection assembly 6 is made of connecting plate 61, mandril 62 and jacking block 63, lower die 4
The two sides of bottom offer placement mouth, and jacking block 63 is located at the inside for placing mouth, and is slidably connected with mouth is placed, 61 water of connecting plate
Placing flat is in support plate 2, and the bottom end of mandril 62 is fixedly connected with the top of connecting plate 61, and placement mouth is protruded on the top of mandril 62
Inside and be fixedly connected with the bottom of jacking block 63, and with place mouth inner wall be slidably connected.
In an alternative embodiment, stabilizing mechanism 8 is made of stop collar 81, limited block 82 and stabiliser bar 83, limit
The periphery of ring 81 is fixedly connected with the outer wall of lower die 4, and limited block 82 is located at the surface of stop collar 81, and limited block 82 is towards branch
The side of the vertical central axes of fagging 2 is fixedly connected with upper mold 5, and the top of stabiliser bar 83 is fixedly connected with the bottom of limited block 82,
The bottom end of stabiliser bar 83 passes through the centre bore of stop collar 81, and is slidably connected with the inner wall of 81 centre bore of stop collar, and upper mold 5 is perpendicular
Histogram to it is mobile towards lower die 4 when, drive the bottom end of stabiliser bar 83 to pass through the centre bore of stop collar 81 so that upper mold 5 with
The position in the horizontal direction of lower die 4 is stablized, so that upper mold 5 is steadily contacted with lower die 4.
In an alternative embodiment, the bottom of support plate 2 is fixedly connected with protective shell 12, and protective shell 12 is positioned at micro-
The outside of type hydraulic cylinder 7 plays isolation to micro hydraulic cylinder 7 and 1 internal liquid of open box under the action of protective shell 12
Effect.
In an alternative embodiment, the top of gag lever post 11 and the top of threaded rod 10 are located at same level, and
There are gaps between the top of threaded rod 10 and the bottom end of stabiliser bar 83.
In the present invention, by the way that coolant liquid is injected in the inside of open box 1, and coolant liquid be 1 volume of open box three/
Two, by starting driving motor 9, the rotation of driving motor 9 drives threaded rod 10 to rotate, and support plate 2 is along gag lever post 11 perpendicular
Histogram drives upper mold 5 and lower die 4 mobile in vertical direction, coolant liquid is caused to flood at the half of lower die 4 to movement, into
And cooling processing is carried out to molded part, the temperature of molded part is reduced, and then take out progress injection molding operation again in time；It completes to infuse
After upper mold 5 is separated with lower die 4 after modeling, start micro hydraulic cylinder 7, micro hydraulic cylinder 7 drives connecting plate 61, mandril 62 and jacking block 63
In vertical direction far from support plate 2, movement of the jacking block 63 far from support plate 2 ejects molded part, and then removes from and manually taking
Phenomenon occurs, and then reduces manual operation and improve production efficiency.
It should be understood that above-mentioned specific embodiment of the invention is used only for exemplary illustration or explains of the invention
Principle, but not to limit the present invention.Therefore, that is done without departing from the spirit and scope of the present invention is any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.In addition, appended claims purport of the present invention
Covering the whole variations fallen into attached claim scope and boundary or this range and the equivalent form on boundary and is repairing
Change example.
Claims (5)
1. a kind of refrigerator doorframe injection mold, including open box (1), it is characterised in that: the inner horizontal of the open box (1) is set
Have support plate (2), the two sides at the top of the support plate (2) are fixedly connected to supporting block (3), the top of the supporting block (3)
It is fixedly connected with lower die (4), is placed with upper mold (5) at the top of the lower die (4), setting is steady on the lower die (4) and upper mold (5)
Determine mechanism (8), be placed with doorframe ejection assembly (6) at the top of the support plate (2), and doorframe ejection assembly (6) top is protruded into
The bottom of the inside of lower die (4), the support plate (2) is fixedly installed with micro hydraulic cylinder (7), and the micro hydraulic cylinder (7) is stretched
The top of contracting axis passes through support plate (2) and is fixedly connected with the bottom of doorframe ejection assembly (6), and the middle part with support plate (2)
It is slidably connected；
The inside of the support plate (2) offers threaded hole along the vertical direction, and the inside of the open box (1) is fixedly installed with drive
Dynamic motor (9), the top of driving motor (9) drive shaft are fixedly connected with threaded rod (10), the top of the threaded rod (10)
The threaded hole across support plate (2) is held, and the external screw thread of threaded rod (10) is connect with the inner thread of support plate (2) threaded hole,
The inside of the open box (1) is fixedly connected with gag lever post (11), and the top of the gag lever post (11) passes through support plate (2), and
It is slidably connected with support plate (2).
2. a kind of refrigerator doorframe injection mold according to claim 1, which is characterized in that the doorframe ejection assembly (6)
It is made of connecting plate (61), mandril (62) and jacking block (63), the two sides of lower die (4) bottom offer placement mouth, described
Jacking block (63) is located at the inside for placing mouth, and is slidably connected with mouth is placed, and the connecting plate (61) lies in a horizontal plane in support plate (2)
On, it is fixedly connected at the top of the bottom end and connecting plate (61) of the mandril (62), placement mouth is protruded on the top of the mandril (62)
Inside and be fixedly connected with the bottom of jacking block (63), and with place mouth inner wall be slidably connected.
3. a kind of refrigerator doorframe injection mold according to claim 1, which is characterized in that the stabilizing mechanism (8) is by limiting
Position ring (81), limited block (82) and stabiliser bar (83) composition, the periphery of the stop collar (81) and the fixed company of the outer wall of lower die (4)
It connects, the limited block (82) is located at the surface of stop collar (81), and limited block (82) is towards the vertical central axes of support plate (2)
Side is fixedly connected with upper mold (5), and the top of the stabiliser bar (83) is fixedly connected with the bottom of limited block (82), the stabilization
The bottom end of bar (83) passes through the centre bore of stop collar (81), and is slidably connected with the inner wall of stop collar (81) centre bore.
4. a kind of refrigerator doorframe injection mold according to claim 1, which is characterized in that the bottom of the support plate (2)
It is fixedly connected with protective shell (12), and protective shell (12) is located at the outside of micro hydraulic cylinder (7).
5. a kind of refrigerator doorframe injection mold according to claim 3, which is characterized in that the top of the gag lever post (11)
It is located at same level with the top of threaded rod (10), and exists between the top of threaded rod (10) and the bottom end of stabiliser bar (83)
Gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910914214.2A CN110480961A (en) | 2019-09-26 | 2019-09-26 | A kind of refrigerator doorframe injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910914214.2A CN110480961A (en) | 2019-09-26 | 2019-09-26 | A kind of refrigerator doorframe injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110480961A true CN110480961A (en) | 2019-11-22 |
Family
ID=68544439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910914214.2A Pending CN110480961A (en) | 2019-09-26 | 2019-09-26 | A kind of refrigerator doorframe injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110480961A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001906A (en) * | 2021-05-08 | 2021-06-22 | 滁州迪蒙德模具制造有限公司 | Refrigerator part injection mold vacuum chuck type insert fixing device |
-
2019
- 2019-09-26 CN CN201910914214.2A patent/CN110480961A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001906A (en) * | 2021-05-08 | 2021-06-22 | 滁州迪蒙德模具制造有限公司 | Refrigerator part injection mold vacuum chuck type insert fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191122 |
|
| WD01 | Invention patent application deemed withdrawn after publication |