CN210552693U - Mold for injection molding of probe shell - Google Patents

Abstract

The utility model discloses a mould for injection moulding probe shell, including the front mould, the back mould, the lug, first slider, second slider and capable position subassembly, the front mould is connected with back mould lock, thereby first slider and second slider are all located between front mould and the back mould and the two encloses the first die cavity that closes the connecting pipe that forms and be used for injection moulding probe shell, thereby the one end of lug is fixed in the front mould, thereby the other end makes the lug with first slider and second slider block with first slider of drive and second slider back of the body motion messenger the two with the connecting pipe of probe shell off-connection, thereby the one end of lug makes the lug with one side and first slider and second slider block of back mould butt and lug, first slider, the second slider encloses the second die cavity that closes the base that forms and be used for injection moulding probe shell with the back mould, the one end and the second die cavity of first die cavity are linked together. The utility model discloses a mould for injection moulding probe shell can not damage the probe shell, has ensured the quality of probe shell.

Description

Mold for injection molding of probe shell

Technical Field

The utility model relates to an injection mold field especially relates to a mould for injection moulding probe shell.

Background

At present, there is a probe shell on the market, which comprises a base, a needle tube and a connecting tube connected between the needle tube and the base, wherein a recess is arranged on the outer side wall of the connecting tube. In the prior art, the probe shell is usually produced in batches by using a mold, when the probe shell is injected and molded in the mold, and the mold is opened, the front mold and the rear mold are generally opened directly, and then the probe shell is taken out.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a mold for injection molding of a probe shell, which is used for solving the problem that the quality is affected by the damage of products in the process of generating the probe shell by the existing mold;

the purpose of the utility model is realized by adopting the following technical scheme:

a mold for injection molding of a probe shell comprises a front mold, a rear mold, a convex block, a first sliding block, a second sliding block and a slide assembly, wherein the front mold is connected with the rear mold in a buckling manner, the first sliding block and the second sliding block are arranged between the front mold and the rear mold and enclose to form a first cavity for injection molding of a connecting pipe of the probe shell, the slide assembly is fixedly connected with the first sliding block and the second sliding block to drive the first sliding block and the second sliding block to move back and back so that the first sliding block and the second sliding block are separated from the connecting pipe of the probe shell, one end of the convex block is fixed on the front mold, the other end of the convex block is abutted against the rear mold, one side of the convex block is clamped with the first sliding block and the second sliding block so that the convex block, the first sliding block, the second sliding block and the rear mold enclose to form a second cavity for injection molding of a base of the probe shell, one end of the first cavity is communicated with the second cavity.

Furthermore, a plurality of bulges are convexly arranged on the inner side of the first cavity.

Furthermore, both ends of the first cavity are provided with the protrusions, and the protrusions are annular.

Furthermore, a first concave cavity is formed in one side, close to the second sliding block, of the first sliding block, a second concave cavity is formed in one side, close to the first sliding block, of the second sliding block, and the first concave cavity and the second concave cavity are enclosed to form the first cavity.

Further, first slider run through be equipped with the first injecting glue portion that the second die cavity is linked together, the second slider run through be equipped with the second injecting glue portion that the second die cavity is linked together, first injecting glue portion with second injecting glue portion encloses to close and forms and supplies the colloid to get into the injecting glue mouth of second die cavity.

Further, first slider with the second slider still is equipped with respectively and is used for right the probe shell the base cooling and the first water hole and the second water hole of transporting that extend in opposite directions.

Furthermore, the slide assembly comprises a locking block fixed on one side of the front mold close to the rear mold, at least two slide blocks connected to the rear mold in a sliding manner, and an inclined guide post used for driving the slide blocks to slide, one end of the inclined guide post is connected with the locking block, the other end of the inclined guide post penetrates through the slide blocks and is connected with the slide blocks in a sliding manner, and two opposite sides of the first slide block and the second slide block are fixedly connected with two opposite sides of the two slide blocks respectively.

Furthermore, the slide assembly further comprises a guide block for guiding the slide of the slide block, the guide block is fixed on one side of the rear mold close to the front mold and encloses with the rear mold to form a slide groove, an extension part extending outwards is arranged on one side of the slide block close to the rear mold, and the extension part extends into the slide groove and is connected with the slide groove in a sliding manner; and/or the presence of a gas in the atmosphere,

the first slider with the both sides that the second slider was carried on the back mutually all are equipped with the boss of outside extension, the line position piece is equipped with the confession in a concave way the boss male recess, first fortune water hole passes to be located on the first slider the boss, second fortune water hole passes to be located on the second slider the boss.

Further, the mold for injection molding the probe shell further comprises a limiting piece fixed on the rear mold and used for limiting the slide block.

Furthermore, the mold for injection molding of the probe shell further comprises a cooling component arranged in the front mold, the cooling component is provided with a third cavity for injection molding of the needle tube of the probe shell, and one end of the third cavity is communicated with one end of the first cavity, which is far away from the second cavity; and/or the presence of a gas in the atmosphere,

the first sliding blocks, the second sliding blocks and the protruding blocks are all provided with two, the two first sliding blocks are respectively enclosed with the two second sliding blocks to form two first cavities, and the two protruding blocks are respectively enclosed with the two first sliding blocks and the two second sliding blocks to form two second cavities.

Compared with the prior art, the beneficial effects of the utility model reside in that: enclose through first slider and second slider and close the first die cavity that forms and be used for injection moulding probe shell connecting pipe, the lug, first slider and second slider enclose with the back mould and close the second die cavity that forms and be used for injection moulding probe shell base, set up the line position subassembly that is used for driving first slider and second slider back of the body motion mutually between front mould and the back mould, in the die sinking process, the lug can be along with the removal of front mould by oneself with the separation of probe shell, thereby the line position subassembly can be with first slider and second slider from the radial both sides cunning of connecting pipe and the separation of probe shell, thus, even the lateral wall of connecting pipe has sunkenly, the destroyed phenomenon of connecting pipe also can not take place at the die sinking process, thereby the quality of probe shell has been ensured.

Drawings

Fig. 1 is a schematic structural diagram of a mold for injection molding a probe shell according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a mold for injection molding a probe housing shown in FIG. 1 without a front mold installed;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an assembled view of the first slider, the second slider and the bump shown in FIG. 2;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a schematic structural view of the first slider shown in FIG. 4;

FIG. 7 is a schematic structural view of the second slider shown in FIG. 4;

FIG. 8 is a schematic diagram of the row bit assembly shown in FIG. 2;

fig. 9 is a schematic structural diagram of a probe housing according to an embodiment of the present invention.

In the figure: 100. a mold; 10. a front mold; 20. a rear mold; 30. a bump; 40. a first slider; 50. a second slider; 60. a row bit component; 70. a first cavity; 31. a second cavity; 200. a probe housing; 201. a needle tube; 202. a connecting pipe; 203. a base; 71. a protrusion; 72. a first through hole; 73. a second through hole; 74. a third through hole; 41. a first cavity; 51. a second cavity; 42. a first glue injection part; 52. a second glue injection part; 43. a first water transport hole; 53. a second water transporting hole; 61. a locking block; 62. a row bit block; 63. an inclined guide post; 64. a guide block; 65. a chute; 621. an extension portion; 44. a boss; 80. a limiting member; 90. a cooling component.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in fig. 1-9, an embodiment of the present invention provides a mold 100 for injection molding of a probe housing 200, including a front mold 10, a rear mold 20, a bump 30, a first slider 40, a second slider 50 and a row position component 60, the front mold 10 is connected to the rear mold 20 in a buckling manner, the first slider 40 and the second slider 50 are both disposed between the front mold 10 and the rear mold 20 and both enclose to form a first cavity 70 for a connecting pipe 202 of the injection molding of the probe housing 200, the row position component 60 is fixedly connected to the first slider 40 and the second slider 50 to drive the first slider 40 and the second slider 50 to move back and back, so that the two are separated from the connecting pipe 202 of the probe housing 200, one end of the bump 30 is fixed to the front mold 10, the other end is abutted to the rear mold 20, and one side of the bump 30 is detachably connected to the first slider 40 and the second slider 50, so that the bump 30, the first slider 40, the second slider 50 and the rear mold 20 enclose to form a second cavity for a base 203 of the injection molding of the probe housing 200 31, and one end of the first cavity 70 communicates with the second cavity 31.

In this design, a first cavity 70 is formed by enclosing the first slider 40 and the second slider 50, a second cavity 31 is formed by enclosing the protrusion 30, the first slider 40, the second slider 50 and the rear mold 20, the first cavity 70 is used for injection molding the connecting tube 202 of the probe housing 200, the second cavity 31 is used for injection molding the base 203 of the probe housing 200, a slide assembly 60 for driving the first slider 40 and the second slider 50 to move back and forth is disposed between the front mold 10 and the rear mold 20, in this embodiment, a convex ring is disposed at one end of the needle tube 201 of the probe housing 200 close to the base 203, which results in that a conventional mold opening method cannot be adopted, that is, the front mold 10 and the rear mold 20 are directly opened and then a product is taken out, therefore, the first slider 40 and the second slider 50 need to move back and forth through the slide assembly 60, so that the first slider 40 and the second slider 50 are disconnected from the probe housing 200, the bump 30 is automatically disconnected from the probe housing 200 along with the movement of the front mold 10, so that the first cavity 70 and the second cavity 31 do not obstruct the removal of the probe housing 200, thereby avoiding the damage to the probe housing 200 and ensuring the quality of the product.

As shown in fig. 4 and 5, it is preferable that the first cavity 70 is provided with protrusions 71 at both ends thereof, and the protrusions 71 have a ring shape. Specifically, in the present embodiment, the first cavity 70 includes a first through hole 72, a second through hole 73 and a third through hole 74, two ends of the second through hole 73 are respectively communicated with the first through hole 72 and the third through hole 74, and the diameter of the second through hole 73 is larger than the diameter of the first through hole 72 and the diameter of the third through hole 74. It is understood that in practical applications, the position, shape and number of the protrusions 71 are not limited thereto, and may be flexibly adjusted according to the needs of the product, for example, the protrusions 71 may be in the middle of the connecting tube 202, and the number may be one or more, and the shape may also be cylindrical or hemispherical.

As shown in fig. 5 and 6, preferably, a first cavity 41 is formed on a side of the first slider 40 close to the second slider 50, a second cavity 51 is formed on a side of the second slider 50 close to the first slider 40, and the first cavity 41 and the second cavity 51 enclose to form a first cavity 70.

As shown in fig. 6 and 7, preferably, the first slider 40 is provided with a first glue injection portion 42 communicated with the second cavity 31, the second slider 50 is provided with a second glue injection portion 52 communicated with the second cavity 31, and the first glue injection portion 42 and the second glue injection portion 52 enclose to form a glue injection opening for the glue to enter the second cavity 31. With this design, set up second injecting glue portion 52 on first slider 40 through setting up first injecting glue portion 42, second slider 50 on, first injecting glue portion 42 and second injecting glue portion 52 enclose to close and form the injecting glue mouth, like this, can make the more even first die cavity 70 of entering of colloid in, be favorable to guaranteeing the quality of product.

Preferably, the first slider 40 and the second slider 50 are further respectively provided with a first water transporting hole 43 and a second water transporting hole 53 extending oppositely for cooling the base 203 of the probe housing 200. With this design, through set up first fortune water hole 43 on first slider 40, set up second fortune water hole 53 on the second slider 50, and first fortune water hole 43 extends with second fortune water hole 53 in opposite directions, like this, can make the cooling water get into in first fortune water hole 43 and the second fortune water hole 53 through setting up fortune water pipeline, realize the needle tubing 201 and the cooling of connecting pipe 202 to probe shell 200, thereby shortened its required time that solidifies, be favorable to improving the production efficiency and the quality of probe shell 200.

As shown in fig. 8, preferably, the slide assembly 60 includes a locking block 61 fixed on one side of the front mold 10 close to the rear mold 20, at least two slide blocks 62 slidably connected to the rear mold 20, and an inclined guide post 63 for driving the slide blocks 62 to slide, one end of the inclined guide post 63 is connected to the locking block 61, the other end thereof passes through the slide blocks 62 and is slidably connected to the slide blocks 62, and two opposite sides of the first slider 40 and the second slider 50 are fixedly connected to two opposite sides of the two slide blocks 62, respectively. In this design, the slide assembly 60 includes a locking block 61, a slide block 62 and an inclined guide post 63, the locking block 61 is fixed on the front mold 10, the slide block 62 is connected to the rear mold 20 in a sliding manner, the first slide block 40 and the second slide block 50 are respectively fixed on the two slide blocks 62, one end of the inclined guide post 63 is connected to the locking block 61, and the other end of the inclined guide post passes through the slide block 62 and is connected to the slide block 62 in a sliding manner, so that after the probe shell 200 is formed, the front mold 10 and the rear mold 20 can be opened first, the inclined guide post 63 can move along with the movement of the front mold 10, and the inclined guide post 63 drives the slide block 62 to slide on the rear mold 20 in the movement process, so that the first slide block 40 and the second slide block 50 are disconnected from the probe shell 200, and the probe can be taken out conveniently.

Preferably, in this embodiment, a step portion is provided at an end of the angle guide pillar 63 close to the front mold 10, a step hole is provided on the locking block 61, the installation of the angle guide pillar 63 is facilitated by the engagement of the step hole and the step portion, and the end of the angle guide pillar 63 passing through the slide block 62 is hemispherical, so that the friction between the angle guide pillar 63 and the slide block 62 when sliding in the slide block 62 is reduced.

As shown in fig. 2 and 8, preferably, the slide assembly 60 further includes a guide block 64 for guiding the slide of the slide block 62, the guide block 64 is fixed on a side of the rear mold 20 close to the front mold 10 and encloses with the rear mold 20 to form a slide slot 65, an outwardly extending extension 621 is provided on a side of the slide block 62 close to the rear mold 20, and the extension 621 extends into the slide slot 65 and is slidably connected with the slide slot 65. In this design, the guide block 64 is fixed to the rear mold 20, the guide block 64 and the rear mold 20 enclose to form the slide groove 65, the two opposite sides of the slide block 62 are provided with extending portions 621 extending outwards, and the extending portions 621 extend into the slide groove 65 and are in sliding connection with the slide groove 65, so that the slide block 62 can slide under the guiding action of the guide block 64, and the slide block 62 can slide in a specified direction.

As shown in fig. 4 and 8, preferably, the first slider 40 and the second slider 50 are provided with outward extending bosses 44 on opposite sides, the slide block 62 is provided with a concave groove for inserting the bosses 44, the first water conveying hole 43 passes through the bosses 44 on the first slider 40, and the second water conveying hole 53 passes through the bosses 44 on the second slider 50. With this design, through set up boss 44 on first slider 40 and second slider 50, set up the recess that supplies boss 44 to insert on the slide block 62, first fortune water hole 43 and second fortune water hole 53 pass boss 44 on first slider 40 and the second slider 50 respectively, like this, have improved the leakproofness between first slider 40 and second slider 50 and the slide block 62 to prevent the leakage of cooling water. Specifically, in this embodiment, a sealing rubber ring is further disposed between the boss 44 and the groove, so that the leakage-proof effect is further improved.

As shown in fig. 3, the mold 100 for injection molding the probe housing 200 preferably further includes a stopper 80 fixed to the rear mold 20 for stopping the slide block 62. In the design mode, the limiting piece 80 is arranged on the rear mold 20, so that when the slide block 62 slides for a certain distance, the slide is stopped under the action of the limiting piece 80, so that the slide block 62 is stopped at a specified position, and the mold closing of the front mold 10 and the rear mold 20 is facilitated.

As shown in fig. 2, preferably, the mold 100 for injection molding the probe housing 200 further includes a cooling component 90 disposed in the front mold 10, the cooling component 90 is provided with a third cavity for injection molding the needle tube 201 of the probe housing 200, and one end of the third cavity is communicated with one end of the first cavity 70 far away from the second cavity 31. With this design, through the third die cavity that sets up the needle tubing 201 that is used for injection moulding probe shell 200 in cooling subassembly 90, and the one end of third die cavity is linked together with the one end of first die cavity 70, and cooling subassembly 90's the outside is equipped with the guiding gutter, like this, after probe shell 200 shaping, can let in the cooling liquid in the guiding gutter, in order to cool down probe shell 200's needle tubing 201, shortened probe shell 200 needle tubing 201 and solidify required time, thereby the production efficiency and the quality of probe shell 200 have been improved.

Preferably, there are two first sliders 40, two second sliders 50 and two protrusions 30, two first sliders 40 respectively enclose two first cavities 70 with two second sliders 50, and two protrusions 30 respectively enclose two second cavities 31 with two first sliders 40 and two second sliders 50. In this design, two first cavities 70 and two second cavities 31 are formed by arranging the first slider 40, the second slider 50 and the projection 30 in two, so that two probe housings 200 can be produced simultaneously by one mold, and the production efficiency of the probe housings 200 is improved. It is understood that, in practical applications, the number of the first slider 40, the second slider 50 and the bump 30 is not limited to two, for example, one or more of them may be possible.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. A mold for injection molding of a probe shell is characterized by comprising a front mold, a rear mold, a convex block, a first sliding block, a second sliding block and a slide assembly, wherein the front mold is connected with the rear mold in a buckling manner, the first sliding block and the second sliding block are arranged between the front mold and the rear mold and enclose to form a first cavity for a connecting pipe of the injection molding of the probe shell, the slide assembly is fixedly connected with the first sliding block and the second sliding block so as to drive the first sliding block and the second sliding block to move back and back so as to be separated from the connecting pipe of the probe shell, one end of the convex block is fixed on the front mold, the other end of the convex block is abutted against the rear mold, one side of the convex block is clamped with the first sliding block and the second sliding block so as to enable the convex block, the first sliding block, the second sliding block and the rear mold to enclose to form a second cavity for injection molding of a base of the probe shell, one end of the first cavity is communicated with the second cavity.

2. The mold for injection molding a probe cover according to claim 1, wherein a plurality of protrusions are protruded at an inner side of the first cavity.

3. The mold for injection molding a probe cover according to claim 2, wherein the protrusions are provided at both ends of the first cavity, and the protrusions have a ring shape.

4. The mold for injection molding a probe cover according to claim 1, wherein a first cavity is formed at a side of the first slider adjacent to the second slider, a second cavity is formed at a side of the second slider adjacent to the first slider, and the first cavity and the second cavity enclose to form the first cavity.

5. The mold according to claim 1, wherein the first slider has a first injection portion connected to the second cavity, the second slider has a second injection portion connected to the second cavity, and the first injection portion and the second injection portion enclose a glue injection opening for glue to enter the second cavity.

6. The mold according to claim 1, wherein the first slider and the second slider are further provided with a first water hole and a second water hole extending toward each other for cooling the base of the probe housing, respectively.

7. The mold for injection molding of a probe housing according to claim 6, wherein the slide assembly comprises a locking block fixed on one side of the front mold close to the rear mold, at least two slide blocks slidably connected to the rear mold, and an inclined guide post for driving the slide blocks to slide, one end of the inclined guide post is connected to the locking block, the other end of the inclined guide post passes through the slide blocks and is slidably connected to the slide blocks, and two opposite sides of the first slide block and the second slide block are fixedly connected to two opposite sides of the two slide blocks, respectively.

8. The mold of claim 7, wherein the slide assembly further comprises a guide block for guiding the slide of the slide block, the guide block is fixed to a side of the rear mold close to the front mold and forms a slide groove with the rear mold, and an outwardly extending portion is provided at a side of the slide block close to the rear mold, the extending portion extends into the slide groove and is slidably connected to the slide groove; and/or the presence of a gas in the atmosphere,

the first slider with the both sides that the second slider was carried on the back mutually all are equipped with the boss of outside extension, the line position piece is equipped with the confession in a concave way the boss male recess, first fortune water hole passes to be located on the first slider the boss, second fortune water hole passes to be located on the second slider the boss.

9. The mold for injection molding a probe housing according to claim 8, wherein the mold for injection molding the probe housing further comprises a stopper fixed to the rear mold for limiting the row block.

10. The mold for injection molding of a probe shell according to claim 1, wherein the mold for injection molding of a probe shell further comprises a cooling component arranged in the front mold, the cooling component is provided with a third cavity for injection molding of the needle tube of the probe shell, and one end of the third cavity is communicated with one end of the first cavity, which is far away from the second cavity; and/or the presence of a gas in the atmosphere,

the first sliding blocks, the second sliding blocks and the protruding blocks are all provided with two, the two first sliding blocks are respectively enclosed with the two second sliding blocks to form two first cavities, and the two protruding blocks are respectively enclosed with the two first sliding blocks and the two second sliding blocks to form two second cavities.

Images