CN214725918U - Die for placing embedded part - Google Patents
Die for placing embedded part Download PDFInfo
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- CN214725918U CN214725918U CN202121134774.5U CN202121134774U CN214725918U CN 214725918 U CN214725918 U CN 214725918U CN 202121134774 U CN202121134774 U CN 202121134774U CN 214725918 U CN214725918 U CN 214725918U
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- needle
- needle frame
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Abstract
The utility model discloses a place built-in fitting mould, concretely relates to blood taking needle manufacturing technical field, including back mould and front mould, back mould top is equipped with anti-sticking arrestment mechanism, anti-sticking arrestment mechanism is including setting up the back mould core at back mould top, back mould core top is equipped with the die cavity, inside preceding needle frame and the back needle frame of being equipped with of die cavity, the inside die rod that moves back that is equipped with of die cavity, preceding needle frame sets up in back needle frame front side, is located the inside front side of die cavity, back needle frame sets up between preceding needle frame and back gear needle, back gear needle sets up in back needle frame rear side, and is located the inside rear side of die cavity. The utility model discloses at first place the stainless steel needle on the U type groove of preceding needle frame and the U type groove of back needle frame, the stainless steel needle afterbody before being located back shelves needle, start the injection molding machine, make front mould and back mould closed, the injection molding machine extrudees into the die cavity with the raw materials, and the stainless steel needle removes backward under the promotion of raw materials, and until stainless steel needle afterbody and back shelves needle contact, the injection molding machine die sinking separates front mould and back mould.
Description
Technical Field
The utility model relates to a blood taking needle makes technical field, more specifically says, the utility model relates to a place built-in fitting mould.
Background
Medical institution is generally directly with the blood taking needle blood sampling when conventional blood sampling, and the blood taking needle can also be divided into piece formula blood taking needle, lid formula blood taking needle and notes formula blood taking needle according to the usage difference, notes formula blood taking needle small, simple structure, the cost is low and becomes medical institution's the first choice, and present traditional blood taking needle injection molding machine mainly adopts semi-automatization operation, specifically says so and adopts mechanical type to place the built-in fitting at the actual in-process of moulding plastics, also is exactly the steel needle, then adopts the ejecting steel needle of slipform structure.
However, in actual use, the needle frame of the existing injection mold for placing the stainless steel needle is in a V-shaped groove shape, so that the stainless steel needle is easy to block, defective products are produced, and the qualification rate of the product is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a place built-in fitting mould through preceding needle frame and back needle frame and the unique design of moving back the mould pole to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a die for placing embedded parts comprises a rear die and a front die, wherein an anti-blocking mechanism is arranged at the top of the rear die;
the anti-blocking mechanism comprises a rear mold core arranged at the top of the rear mold, a cavity is arranged at the top of the rear mold core, a front needle frame and a rear needle frame are arranged inside the cavity, a stainless steel needle is arranged at the top of the front needle frame and the top of the rear needle frame, a mold retreating rod is arranged inside the cavity, the front needle frame is arranged on the front side of the rear needle frame and is located on the inner front side of the cavity, the rear needle frame is arranged between the front needle frame and the rear needle, and the rear needle is arranged on the rear side of the rear needle frame and is located on the inner rear side of the cavity.
In a preferred embodiment, the cross-sectional shapes of the front needle frame and the rear needle frame are rectangular, V-shaped grooves are formed in the tops of the front needle frame and the rear needle frame, the bottoms of the V-shaped grooves are connected with U-shaped grooves, the V-shaped grooves and the U-shaped grooves are integrated into a V-shaped upper and a V-shaped lower U shape, and the width of each U-shaped groove is larger than the diameter of the stainless steel needle.
In a preferred embodiment, the front mold is internally provided with a front needle pressing rod matched with a front needle frame, and a gap is formed between the front needle frame and the front needle pressing rod.
In a preferred embodiment, the rear die is internally provided with a rear needle pressing rod matched with a rear needle frame, and the rear needle frame and the rear needle pressing rod form a gap.
In a preferred embodiment, the cross-sectional shape of the backset is configured as a semicircle.
In a preferred embodiment, the number of the cavities is set to be a plurality, and a plurality of stripping rods are arranged in each cavity.
The utility model discloses a technological effect and advantage:
through setting up the anti-sticking and structure, place the stainless steel needle in V type groove and the U type inslot at back needle frame and preceding needle frame top, the stainless steel needle afterbody is located before the back needle that shelves, the injection molding machine is with the raw materials extrusion intracavity that advances, make the stainless steel needle remove backward under the promotion of raw materials, the special design in V type groove and the U type groove at preceding needle frame and back needle frame top, make the dead condition of stainless steel needle card can not appear at the in-process that removes to the stainless steel needle, compare with prior art, the stainless steel needle can not be died by the card, the defective products reduce the qualification rate that has promoted the product.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a top view of the present invention.
Fig. 5 is an enlarged schematic structural diagram of a in fig. 4 according to the present invention.
The reference signs are: 1. a cavity; 2. a rear needle; 3. a die removing rod; 4. a rear needle frame; 5. a front needle frame; 6. a front mold; 7. a rear mold; 8. a rear mold core; 9. a stainless steel needle; 10. a V-shaped groove; 11. a U-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the attached drawings 1-5, the embedded part placing mold comprises a rear mold 7 and a front mold 6, wherein an anti-blocking mechanism is arranged at the top of the rear mold 7;
anti-sticking is died the mechanism and is including setting up back mould core 8 at back mould 7 top, 8 tops of back mould core are equipped with die cavity 1, needle frame 5 and back needle frame 4 before 1 inside of die cavity is equipped with, preceding needle frame 5 is equipped with stainless steel needle 9 with 4 tops of back needle frame, 1 inside of die cavity is equipped with moves back die rod 3, preceding needle frame 5 sets up 4 front sides at back needle frame, and is located 1 inside front sides of die cavity, back needle frame 4 sets up in the front between needle frame 5 and back needle 2, back needle 2 sets up 4 rear sides at back needle frame, and is located 1 inside rear sides of die cavity.
As shown in the attached drawing 2, the cross sectional area shapes of the front needle frame 5 and the rear needle frame 4 are set to be rectangular, V-shaped grooves 10 are formed in the tops of the front needle frame 5 and the rear needle frame 4, U-shaped grooves 11 are connected to the bottoms of the V-shaped grooves 10, the V-shaped grooves 10 and the U-shaped grooves 11 are integrally formed into an upper V-shaped groove and a lower U-shaped groove, the width of each U-shaped groove 11 is larger than the diameter of each stainless steel needle 9, the stainless steel needles 9 can be conveniently placed into the U-shaped grooves, and the stainless steel needles 9 cannot be stuck.
As shown in the attached figure 1, a front needle pressing rod matched with the front needle frame 5 is arranged in the front die 6, a gap is formed between the front needle frame 5 and the front needle pressing rod, and the front needle frame 5 and the front needle pressing rod can be prevented from being locked by the stainless steel needle 9 through the gap.
As shown in fig. 1, a rear needle pressing rod matched with the rear needle frame 4 is arranged in the rear die 7, a gap is formed between the rear needle frame 4 and the rear needle pressing rod, and the rear needle frame 4 and the rear needle pressing rod are prevented from being locked by the stainless steel needle 9 through the gap.
As shown in figure 4, the cross-sectional shape of the backstage needle 2 is semicircular, and the backstage needle 2 can prevent the stainless steel needle 9 from moving backwards in the injection molding process.
As shown in fig. 5, the number of the cavities 1 is set to be a plurality, and a plurality of mold stripping rods 3 are arranged in each cavity 1, and the mold stripping rods 3 can separate the product from the cavities 1.
The utility model discloses the theory of operation: when the utility model works, firstly, the stainless steel needle 9 is placed in the V-shaped groove 10 and the U-shaped groove 11 at the top of the back needle frame 4 and the front needle frame 5, the tail part of the stainless steel needle 9 is positioned in front of the back needle 2, then starting an injection molding machine to close the front mold 6 and the rear mold 7, extruding the raw materials into the cavity 1 by the injection molding machine, enabling the stainless steel needle 9 to move backwards under the pushing of the raw materials, and designing the V-shaped groove 10 and the U-shaped groove 11 on the top of the front needle frame 5 and the rear needle frame 4 uniquely, so that the stainless steel needle 9 is not blocked in the moving process until the tail part of the stainless steel needle 9 is contacted with the rear needle 2, after the injection molding is finished, the front mold 6 is separated from the rear mold 7 by the mold opening of the injection molding machine, the mold retreating rod 3 of the injection molding machine is used for pushing the mold retreating rod 3 to separate a product from the cavity 1, the stainless steel needle 9 cannot be blocked, defective products of the product can be reduced, and the qualification rate of the product is greatly improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a place built-in fitting mould, includes back mould (7) and front mould (6), its characterized in that: the top of the rear die (7) is provided with an anti-blocking mechanism;
anti-sticking dies mechanism is including setting up back mold core (8) at back mould (7) top, back mold core (8) top is equipped with die cavity (1), needle frame (5) and back needle frame (4) before die cavity (1) inside is equipped with, preceding needle frame (5) are equipped with nonrust steel needle (9) with back needle frame (4) top, die cavity (1) inside is equipped with moves back die rod (3), preceding needle frame (5) set up in back needle frame (4) front side, and are located the inside front side of die cavity (1), back needle frame (4) set up in the front between needle frame (5) and back needle (2), back needle (2) set up in back needle frame (4) rear side, and are located the inside rear side of die cavity (1).
2. The mold for placing the embedded part, according to claim 1, wherein: preceding needle frame (5) and back needle frame (4) cross sectional area shape set up to the rectangle, preceding needle frame (5) all are equipped with V-arrangement groove (10) with back needle frame (4) top, V-arrangement groove (10) bottom is connected with U-shaped groove (11), U-shaped form under V-arrangement groove (10) and U-shaped groove (11) whole one-tenth, U-shaped groove (11) width is greater than the diameter of stainless steel needle (9).
3. The mold for placing the embedded part, according to claim 1, wherein: the front mould (6) is internally provided with a front needle pressing rod matched with the front needle frame (5), and a gap is formed between the front needle frame (5) and the front needle pressing rod.
4. The mold for placing the embedded part, according to claim 1, wherein: the rear mould (7) is internally provided with a rear needle pressing rod matched with the rear needle frame (4), and a gap is formed between the rear needle frame (4) and the rear needle pressing rod.
5. The mold for placing the embedded part, according to claim 1, wherein: the cross section of the rear needle (2) is semicircular.
6. The mold for placing the embedded part, according to claim 1, wherein: the number of the cavities (1) is set to be a plurality, and a plurality of die withdrawing rods (3) are arranged in each cavity (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121134774.5U CN214725918U (en) | 2021-05-25 | 2021-05-25 | Die for placing embedded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121134774.5U CN214725918U (en) | 2021-05-25 | 2021-05-25 | Die for placing embedded part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214725918U true CN214725918U (en) | 2021-11-16 |
Family
ID=78625214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121134774.5U Active CN214725918U (en) | 2021-05-25 | 2021-05-25 | Die for placing embedded part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214725918U (en) |
-
2021
- 2021-05-25 CN CN202121134774.5U patent/CN214725918U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A mould for placing embedded parts Effective date of registration: 20221103 Granted publication date: 20211116 Pledgee: China Construction Bank Corporation Tianjin Development Branch Pledgor: Tianjin Huashang Medical Equipment Co.,Ltd. Registration number: Y2022980020795 |