CN221392055U - Injection mold suitable for ejecting product with poor fluidity - Google Patents
Injection mold suitable for ejecting product with poor fluidity Download PDFInfo
- Publication number
- CN221392055U CN221392055U CN202322775199.2U CN202322775199U CN221392055U CN 221392055 U CN221392055 U CN 221392055U CN 202322775199 U CN202322775199 U CN 202322775199U CN 221392055 U CN221392055 U CN 221392055U
- Authority
- CN
- China
- Prior art keywords
- insert
- lower die
- sliding
- plate
- core
- 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.)
- Active
Links
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides an injection mold suitable for ejecting a product with poor fluidity, which comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold bottom plate and an upper mold plate, and a first upper mold core and a second upper mold core are arranged in the upper mold plate; the first upper die core and the second upper die core are respectively provided with a first upper die insert and an upper die cavity; the lower die comprises a lower die panel and a lower die plate, a first lower die core and a second lower die core are arranged in the lower die plate, and a first lower die cavity is arranged in the first lower die core; a second lower die cavity is arranged in the second lower die core; according to the utility model, the push block is arranged at the lower end of the inclined push rod, so that the contact area between the push block and a plastic product is increased, and the stressed area of the product is increased; thereby ensuring the smooth demoulding of the material with poor fluidity; injection molding of plastic materials with good fluidity is realized in the second upper die core and the second lower die core, and demolding of products is realized by using the ejector pins; the oil cylinder is used for driving the sliding seat to move, so that the sliding block insert is driven to be opened, and then the pushing block is used for ejecting out a product.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an injection mold suitable for ejecting products with poor fluidity.
Background
In the injection molding process of plastic products, because the mobility of some materials is poor, the plastic material is difficult to move in the mold, so that the plastic material needs to be injected into the mold under larger pressure, and the problem of mold sticking can also exist in the injection molding process, so that the product cannot be normally demolded after injection molding is finished.
The existing mould generally adopts a thimble to realize the demoulding of injection products, but the ejection structure is difficult to meet the demoulding of the material with poor fluidity, and if the demoulding is improperly processed, the mould can be damaged, so that the later maintenance cost of the mould is increased.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an injection mold suitable for ejecting products with poor fluidity.
The technical scheme of the utility model is as follows: the injection mold comprises an upper mold and a lower mold which are matched, wherein the upper mold comprises an upper mold bottom plate and an upper mold plate, two supporting plates are symmetrically arranged between the upper mold bottom plate and the upper mold plate, and an ejector pin bottom plate and an ejector pin panel are sequentially arranged at the lower end of the upper mold bottom plate between the two supporting plates; a groove is formed in the upper die plate, and a first upper die core and a second upper die core are arranged in the groove;
A first upper die insert is arranged in the first upper die core, and an upper die cavity is arranged in the second upper die core;
The lower die comprises a lower die panel and a lower die plate, a first lower die core and a second lower die core are arranged in the lower die plate, and a first lower die cavity used for being matched with the first upper die insert is arranged in the first lower die core; a second lower die cavity matched with the upper die cavity is arranged in the second lower die core;
The lower end of the thimble panel is also provided with a first ejection mechanism and a second ejection mechanism; the first ejection mechanism and the second ejection mechanism respectively penetrate through the first upper die core and the second upper die core downwards; and sliding modules are symmetrically arranged in the lower template of the upper template.
Preferably, the first ejection mechanism comprises a plurality of inclined ejector rods and a plurality of push blocks, wherein the inclined ejector rods are arranged at the lower end of the ejector pin panel, the inclined ejector rods downwards penetrate through the first upper die insert, the push blocks are further arranged at the lower ends of the inclined ejector rods, and extend through the first upper die insert and can extend into the first lower die insert.
Preferably, the second ejection mechanism is a plurality of circular ejector pins arranged at the lower end of the ejector pin panel, and the plurality of circular ejector pins extend downwards into the second upper die core and the second lower die core.
Preferably, the sliding module comprises an oil cylinder, a sliding seat and a sliding block insert, wherein the oil cylinder is arranged on the outer side wall of the upper die plate through the oil cylinder seat, a piston rod of the oil cylinder is connected with the sliding seat, the sliding block insert is arranged at the front end of the sliding seat, and the sliding block insert can extend into the first upper die core and the first lower die core to be matched with the first upper die insert.
Preferably, the sliding seat is in sliding connection with two sliding strips arranged at the lower end of the upper template, and the lower template is also provided with a strip-shaped groove for accommodating the two sliding strips.
Preferably, the sliding seat has an inclined plane opposite to a side wall of the sliding block insert, and the inclined plane is in sliding fit with the chute on the inner side of the lower die plate as shown in the figure.
Preferably, the lower end of the oil cylinder seat is provided with a chute, the chute of the oil cylinder seat is in sliding connection with an upper sliding plate arranged at the upper end of the sliding seat,
Preferably, the first upper die insert comprises an upper insert and a lower insert, through slots are formed in the upper insert and the lower insert, the inclined ejector rod is inserted into the slots of the upper insert, and the push block is inserted into the slots of the lower insert.
Preferably, a clamping block is arranged at the lower end of the first upper die core, and a clamping groove matched with the clamping block is arranged on the first lower die core.
The beneficial effects of the utility model are as follows:
1. According to the utility model, the push block is arranged at the lower end of the inclined push rod, so that the contact area between the push block and a plastic product is increased, and the stressed area of the product is increased; thereby ensuring the smooth demoulding of the material with poor fluidity;
2. According to the utility model, injection molding of plastic materials with good fluidity is realized in the second upper die core and the second lower die core, and demolding of products can be realized by using the circular ejector pins;
3. According to the sliding module, the oil cylinder is used for driving the sliding seat to move, so that the sliding block insert is driven to be opened, demoulding is achieved, and then the pushing block is used for ejecting out a product.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the present utility model after concealing the upper mold part;
FIG. 3 is a schematic view of a hidden upper template according to the present utility model;
FIG. 4 is a schematic view of a hidden lower plate according to the present utility model;
FIG. 5 is a schematic diagram of the internal structure of the present utility model;
FIG. 6 is a second schematic diagram of the structure of the present utility model;
FIG. 7 is a schematic diagram of the structure of the first upper and lower mold cores of the present utility model;
FIG. 8 is a schematic diagram of a second upper and lower mold insert according to the present utility model;
FIG. 9 is a schematic view of the lower die plate of the present utility model;
In the figure, an upper die 1; a lower die 2; a first ejection mechanism 3; a second ejection mechanism 4; a sliding module 5;
An upper die bottom plate 11; an upper die plate 12; a support plate 13; a thimble base plate 14; a thimble panel 15; a first upper core 16; a second upper mold core 17; a first upper die insert 18; an upper mold cavity 19;
A lower die panel 21; a lower die plate 22; a first lower die core 23; a second lower mold core 24; a first lower mold cavity 25; a second lower mold cavity 26;
A diagonal jack 31; a push block 32;
a circular thimble 41;
An oil cylinder 51; a slide base 52; a slider insert 53; a cylinder block 54; a slide 55; a bevel 56; a slide plate 58;
a chute 221;
An upper insert 181; a lower insert 182;
A latch 161;
A card slot 231.
Detailed Description
The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:
As shown in fig. 1, as shown in fig. 1-4, the embodiment provides an injection mold suitable for ejecting a product with poor flowability, which comprises an upper mold 1 and a lower mold 2 which are matched, wherein the upper mold 1 comprises an upper mold bottom plate 11 and an upper mold plate 12, two support plates 13 are symmetrically arranged between the upper mold bottom plate 11 and the upper mold plate 12, and an ejector pin bottom plate 14 and an ejector pin panel 15 are sequentially arranged at the lower end of the upper mold bottom plate 11 between the two support plates 13; a groove is formed in the upper die plate 12, and a first upper die core 16 and a second upper die core 17 are arranged in the groove;
the first upper mold insert 18 is disposed in the first upper mold core 16, as shown in fig. 8, and the upper mold cavity 19 is disposed in the second upper mold core 17;
As shown in fig. 1, the lower die 2 includes a lower die panel 21 and a lower die plate 22, as shown in fig. 4, a first lower die core 23 and a second lower die core 24 are disposed in the lower die plate 22, as shown in fig. 7, a first lower die cavity 25 for matching with the first upper die insert 18 is disposed in the first lower die core 23; a second lower mold cavity 26 matched with the upper mold cavity 19 is arranged in the second lower mold core 24, as shown in fig. 8;
As shown in fig. 2, the lower end of the thimble panel 15 is also provided with a first ejection mechanism 3 and a second ejection mechanism 4; the first ejection mechanism 3 and the second ejection mechanism 4 respectively pass through the first upper die core 16 and the second upper die core 17 downwards; the sliding modules 5 are symmetrically arranged in the lower die plate 22 of the upper die plate 12.
As shown in fig. 3-5, the first ejection mechanism 3 preferably includes a plurality of inclined ejector rods 31 and a plurality of push blocks 32, the inclined ejector rods 31 are disposed at the lower end of the ejector plate 15, the inclined ejector rods 31 penetrate the first upper mold insert 18 downward, the push blocks 32 are further disposed at the lower end of the inclined ejector rods 31, and the push blocks 32 extend through the first upper mold insert 18 and can extend into the first lower mold insert 23.
As shown in fig. 4, the second ejection mechanism 4 is preferably a plurality of circular ejector pins 41 disposed at the lower end of the ejector plate 15, and the plurality of circular ejector pins 41 extend downward into the second upper mold core 17 and the second lower mold core 24.
As shown in fig. 5 and 6, the sliding module 5 preferably includes an oil cylinder 51, a sliding seat 52, and a sliding block insert 53, where the oil cylinder 51 is disposed on an outer sidewall of the upper mold plate 12 through an oil cylinder seat 54, a piston rod of the oil cylinder 51 is connected with the sliding seat 52, and a sliding block insert 53 is disposed at a front end of the sliding seat 52, and the sliding block insert 53 can extend into the first upper mold core 16 and the first lower mold core 23 to be matched with the first upper mold insert 18.
As shown in fig. 5 and 6, the sliding seat 52 is slidably connected to two sliding strips 55 disposed at the lower end of the upper template 12, and the lower template 22 is further provided with a strip-shaped groove for accommodating the two sliding strips 55.
As shown in fig. 5 and 6, the sliding seat 52 has a slope 56 opposite to a side wall of the sliding block insert 53, and the slope 56 is slidably engaged with the chute 221 inside the lower die plate 22, as shown in fig. 9.
As shown in fig. 5 and 6, the lower end of the cylinder base 54 has a sliding groove, and the sliding groove of the cylinder base 54 is slidably connected with an upper sliding plate 58 provided on the upper end of the sliding base 52, as shown in fig. 4.
As shown in fig. 4, the first upper mold insert 18 preferably includes an upper insert 181 and a lower insert 182, the upper insert 181 and the lower insert 182 are provided with through slots, the inclined ejector rod 31 is inserted into the slots of the upper insert 181, and the ejector block 32 is inserted into the slots of the lower insert 182.
As shown in fig. 7, a clamping block 161 is disposed at the lower end of the first upper mold core 16, and a clamping groove 231 matched with the clamping block 161 is disposed on the first lower mold core 23.
Working principle:
The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (9)
1. The injection mold suitable for ejection of products with poor fluidity comprises an upper mold (1) and a lower mold (2) which are matched with each other, wherein the upper mold (1) comprises an upper mold bottom plate (11) and an upper mold plate (12), two support plates (13) are symmetrically arranged between the upper mold bottom plate (11) and the upper mold plate (12), and an ejector pin bottom plate (14) and an ejector pin panel (15) are sequentially arranged at the lower end of the upper mold bottom plate (11) between the two support plates (13); the upper template (12) in be provided with a recess, its characterized in that: a first upper die core (16) and a second upper die core (17) are arranged in the groove;
A first upper die insert (18) is arranged in the first upper die core (16), and an upper die cavity (19) is arranged in the second upper die core (17);
The lower die (2) comprises a lower die panel (21) and a lower die plate (22), a first lower die core (23) and a second lower die core (24) are arranged in the lower die plate (22), and a first lower die cavity (25) used for being matched with the first upper die insert (18) is arranged in the first lower die core (23); a second lower die cavity (26) matched with the upper die cavity (19) is arranged in the second lower die core (24);
the lower end of the thimble panel (15) is also provided with a first ejection mechanism (3) and a second ejection mechanism (4); the first ejection mechanism (3) and the second ejection mechanism (4) respectively penetrate through the first upper die core (16) and the second upper die core (17) downwards; sliding modules (5) are symmetrically arranged in the lower die plate (22) of the upper die plate (12).
2. An injection mold suitable for use in the ejection of relatively fluid products according to claim 1, wherein: the first ejection mechanism (3) comprises a plurality of inclined ejector rods (31) and a plurality of pushing blocks (32), wherein the inclined ejector rods (31) are arranged at the lower end of the thimble panel (15), the inclined ejector rods (31) downwards penetrate through the first upper die insert (18), the pushing blocks (32) are further arranged at the lower end of the inclined ejector rods (31), and the pushing blocks (32) extend through the first upper die insert (18) and can extend into the first lower die insert (23).
3. An injection mold suitable for use in the ejection of relatively fluid products according to claim 1, wherein: the second ejection mechanism (4) is a plurality of round ejector pins (41) arranged at the lower end of the ejector pin panel (15), and the round ejector pins (41) downwards extend into the second upper die core (17) and the second lower die core (24).
4. An injection mold suitable for use in the ejection of relatively fluid products according to claim 2, wherein: the sliding module (5) comprises an oil cylinder (51), a sliding seat (52) and a sliding block insert (53), wherein the oil cylinder (51) is arranged on the outer side wall of the upper die plate (12) through an oil cylinder seat (54), a piston rod of the oil cylinder (51) is connected with the sliding seat (52), the sliding block insert (53) is arranged at the front end of the sliding seat (52), and the sliding block insert (53) can extend into the first upper die core (16) and the first lower die core (23) to be matched with the first upper die insert (18).
5. An injection mold suitable for use in the ejection of relatively fluid products as recited in claim 4, wherein: the sliding seat (52) is in sliding connection with two sliding strips (55) arranged at the lower end of the upper die plate (12), and the lower die plate (22) is also provided with a strip-shaped groove for accommodating the two sliding strips (55).
6. An injection mold suitable for use in the ejection of relatively fluid products as recited in claim 4, wherein: the sliding seat (52) is provided with an inclined surface (56) opposite to one side wall of the sliding block insert (53), and the inclined surface (56) is in sliding fit with a chute (221) on the inner side of the lower die plate (22).
7. An injection mold suitable for use in the ejection of relatively fluid products as recited in claim 4, wherein: the lower end of the oil cylinder seat (54) is provided with a sliding groove, and the sliding groove of the oil cylinder seat (54) is in sliding connection with an upper sliding plate (58) arranged at the upper end of the sliding seat (52).
8. An injection mold suitable for use in the ejection of relatively fluid products as recited in claim 4, wherein: the first upper die insert (18) comprises an upper insert (181) and a lower insert (182), through slots are formed in the upper insert (181) and the lower insert (182), the inclined ejector rod (31) is inserted into the slots of the upper insert (181), and the ejector block (32) is inserted into the slots of the lower insert (182).
9. An injection mold suitable for use in the ejection of relatively fluid products as recited in claim 4, wherein: the lower end of the first upper die core (16) is provided with a clamping block (161), and the first lower die core (23) is provided with a clamping groove (231) matched with the clamping block (161).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322775199.2U CN221392055U (en) | 2023-10-16 | 2023-10-16 | Injection mold suitable for ejecting product with poor fluidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322775199.2U CN221392055U (en) | 2023-10-16 | 2023-10-16 | Injection mold suitable for ejecting product with poor fluidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221392055U true CN221392055U (en) | 2024-07-23 |
Family
ID=91921827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322775199.2U Active CN221392055U (en) | 2023-10-16 | 2023-10-16 | Injection mold suitable for ejecting product with poor fluidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221392055U (en) |
-
2023
- 2023-10-16 CN CN202322775199.2U patent/CN221392055U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111347625A (en) | Injection molding part mold with internal threads and demolding method thereof | |
| CN221392055U (en) | Injection mold suitable for ejecting product with poor fluidity | |
| CN216708168U (en) | Injection mold of quick ejection of compact of thimble | |
| CN212795716U (en) | Oblique ejection die | |
| CN216373217U (en) | Secondary slider takes off product back-off injection mold | |
| CN211542172U (en) | Anti-deformation demolding structure for arc-shaped corner of injection molding part | |
| CN214239289U (en) | Oblique ejection demoulding structure of injection mould | |
| CN210047015U (en) | Trilateral slider whole demolding mould of loosing core | |
| CN221249744U (en) | Injection mold easy to demould | |
| CN219926777U (en) | Needle sheath mould | |
| CN220447078U (en) | Mould convenient to drawing of patterns | |
| CN220095419U (en) | Deep hole detection box injection mold secondary ejection mechanism | |
| CN222346179U (en) | Injection mold capable of being secondarily and transversely ejected | |
| CN221022124U (en) | Injection mold for zero-clamping-port product | |
| CN215512124U (en) | Automatic stripping structure for mold | |
| CN222742033U (en) | A double-side slider inner core pulling mechanism for an automobile bumper injection mold | |
| CN219076412U (en) | Mould structure of motormeter cooling air outlet | |
| CN222039476U (en) | Plastic mould and slide block mechanism | |
| CN219583461U (en) | Pushing type injection mold demolding structure | |
| CN221292006U (en) | Auxiliary demoulding structure and mould pressing bridge mould | |
| CN213618109U (en) | Back-off opening mold internal pulling structure of plastic chair injection mold | |
| CN222742004U (en) | Drawer production is with mould of drawing of patterns of being convenient for | |
| CN222290913U (en) | A mold for injection molding | |
| CN222662473U (en) | Wall-hanging flowerpot injection molding mould | |
| CN216804118U (en) | Multidirectional slider forming die of macromolecular material seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |