CN218366318U

CN218366318U - Mixing screw

Info

Publication number: CN218366318U
Application number: CN202222305910.3U
Authority: CN
Inventors: 吴春霖
Original assignee: Taistar Metal Manufacture Co ltd
Current assignee: Taistar Metal Manufacture Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-24
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a mixing screw, including the body of rod, the one end of the body of rod is connected with the linkage segment, the body of rod has set gradually from one end towards the other end exposes section, thread section, mixing head, the linkage segment is connected in the one end that exposes the section back to the thread section, the periphery side surface of exposing the section is provided with a plurality of pins that the interval was arranged, the periphery side surface of thread section is along the axial extension around being equipped with the thread, the periphery side surface of mixing section is provided with a plurality of oblique grooves, and a plurality of oblique grooves are along the interval arrangement in proper order of circumference, the periphery side surface of mixing head is provided with the lug that a plurality of intervals were arranged; therefore, the raw materials can be mixed through the exposed section, the screw section, the mixing head and the like, so that the mixing degree of the raw materials is improved, the mixing effect is improved, and the requirement of a user on the mixing effect can be met.

Description

Mixing screw

Technical Field

The utility model relates to a screw rod field technique especially indicates a mixing screw rod.

Background

At present, a screw is one of the core components of an injection molding machine, and has the functions of conveying, mixing, injecting and the like; along with the improvement of the quality requirement of the injection molding product, the requirement of the screw on the mixing effect of the raw materials is improved; in the prior art, a screw for mixing raw materials is usually provided with a mixing head and a screw thread section, so that the raw materials are mixed together through the mixing head and the screw thread section, and the mixing structure only comprises the mixing head and the screw thread section, so that the raw materials can be mixed only through the mixing head and the screw thread section, the mixing effect is not good enough, and the requirement of a user on better mixing effect cannot be met, therefore, a new technology needs to be researched to solve the problem.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a kneading screw, which solves the problem of poor kneading effect of the screw.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mixing screw rod, including the body of rod, the one end of the body of rod is connected with the linkage segment, the body of rod has set gradually from one end towards the other end and has exposed section, screw thread section, mixing head, the linkage segment is connected in the one end that exposes the section screw thread section dorsad, the periphery side surface that exposes the section is provided with the pin that a plurality of intervals were arranged, the periphery side surface of screw thread section is along axial extension around being equipped with the screw thread, the periphery side surface of mixing section is provided with a plurality of slant grooves, and a plurality of slant grooves are arranged along circumference interval in proper order, the periphery side surface of mixing head is provided with the lug that a plurality of intervals were arranged.

As a preferred scheme, the pins are divided into two groups of pin groups, the two groups of pin groups are sequentially arranged at intervals along the axial direction, and the pins of each group of pin groups are sequentially and uniformly arranged at intervals along the circumferential direction.

As a preferred scheme, the plurality of convex blocks are divided into two groups of convex block groups, the two groups of convex block groups are sequentially arranged at intervals along the axial direction, the plurality of convex blocks of each group of convex block groups are sequentially and uniformly arranged at intervals along the circumferential direction, and a mixing groove is formed between two adjacent convex blocks of the same group of convex block groups.

Preferably, the outer peripheral surface of the kneading segment facing one end of the kneading head is formed with a first inclined portion extending in the circumferential direction, and the first inclined portion extends from the end of the kneading segment facing the kneading head to the end of the kneading segment facing away from the kneading head in an inclined manner from inside to outside.

Preferably, a second inclined part is formed on the surface of the outer peripheral side of one end of the mixing section, which is opposite to the mixing head, and the second inclined part extends along the circumferential direction and extends from the end of the mixing section, which is opposite to the mixing head, to the end of the mixing section, which is opposite to the mixing head, and extends from inside to outside in an inclined manner.

As a preferable scheme, a transition section is formed on the rod body at the position where the screw thread section is connected with the mixing section, the diameter of the transition section is smaller than that of the screw thread section, and the diameter of the screw thread section is smaller than that of the mixing section.

As an optimal scheme, the connection of the screw thread section and the connecting section is formed with a connecting section on the rod body, the connecting section is in a circular table shape gradually enlarged from left to right, and the maximum outer diameter of the connecting section is larger than that of the connecting section.

As a preferable scheme, a circumferential groove is concavely arranged on the right end face of the connecting section, the circumferential groove extends axially, and the left end of the connecting section extends into the circumferential groove.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly is through having set gradually on the body of rod and exposes the section, the screw thread section, mixing head, and set up a plurality of pins in exposing the section, in the screw thread section around establishing the screw thread, set up a plurality of slant grooves in mixing section, set up a plurality of lugs in mixing head, so, can make the raw materials through exposing the section, the screw thread section, mixing head etc. mix, with the mixing degree that improves the raw materials, thereby mixing effect has been improved, can satisfy the demand of user to mixing effect.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view taken at N-N of FIG. 1;

FIG. 3 is a cross-sectional view at C-C of FIG. 1;

FIG. 4 is a cross-sectional view at E-E of FIG. 1;

fig. 5 is a sectional view at B-B of fig. 1.

The attached drawings indicate the following:

10. rod body 20 and connecting section

30. Exposed section 31, pin

40. Thread segment 41, thread

50. Kneading segment 51, inclined trough

52. First and

second slant portions

53 and 53

60. Mixing head 61, lug

62. Mixing trough 70, transition section

80. A joining section 81, an annular groove.

Detailed Description

Fig. 1 to 5 show a specific structure of an embodiment of the present invention.

As shown in fig. 1, a mixing screw includes a rod body 10, one end of the rod body 10 is connected with a connection section 20, the rod body 10 is sequentially provided with an exposed section 30, a thread 41 section 40, a mixing section 50 and a mixing head 60 from one end to the other end, the connection section 20 is connected to one end of the exposed section 30 opposite to the thread 41 section 40, the thread 41 is axially extended and wound on the surface of the outer periphery of the thread 41 section 40, a transition section 70 is formed on the rod body 10 at the connection position of the thread 41 section 40 and the mixing section 50, the diameter of the transition section 70 is smaller than that of the thread 41 section 40, and the diameter of the thread 41 section 40 is smaller than that of the mixing section 50. By providing the transition section 70 in this manner, a transition arrangement can be provided between the kneading section 50 and the screw thread 41 section 40 so that a transition in processing can be achieved during use.

As shown in fig. 1 and 2, a connection section 80 is formed on the rod body 10 at the connection position of the thread 41 section 40 and the connection section 20, the connection section 80 is in a circular truncated cone shape gradually increasing from left to right, and the maximum outer diameter of the connection section 80 is greater than that of the connection section 20. The right end face of the connection section 80 is concavely provided with an annular groove 81 extending along the circumferential direction, the annular groove 81 extends along the axial direction, and the left end of the connection section 20 extends into the annular groove 81. In this way, by the arrangement of the annular groove 81, the connecting section 20 can be limited in the annular groove 81 when being connected with the external structure, so that the connection stability of the connecting section and the external structure can be increased.

As shown in fig. 1, 2, and 5, a plurality of pins 31 arranged at intervals are disposed on the outer circumferential surface of the exposed section 30, the plurality of pins 31 are divided into two groups of pins 31, the two groups of pins 31 are arranged at intervals in sequence along the axial direction, and the plurality of pins 31 of each group of pins 31 are arranged at uniform intervals in sequence along the circumferential direction. In this way, the kneading effect can be further improved by the arrangement of the pins 31.

As shown in fig. 1 and 4, the outer peripheral surface of the mixing segment 50 is provided with a plurality of inclined grooves 51, the inclined grooves 51 are sequentially arranged at intervals along the circumferential direction, the outer peripheral surface of the mixing segment 50 facing one end of the mixing head 60 is provided with a first inclined part 52, the first inclined part 52 extends along the circumferential direction, and the first inclined part 52 extends from the end of the mixing segment 50 facing the mixing head 60 to the end of the mixing segment 50 opposite to the mixing head 60 from inside to outside. The outer peripheral surface of the end of the mixing segment 50 facing away from the mixing head 60 is formed with a second inclined portion 53, the second inclined portion 53 extends in the circumferential direction, and the second inclined portion 53 extends from the end of the mixing segment 50 facing away from the mixing head 60 to the end of the mixing segment 50 facing toward the mixing head 60 in an inclined manner from the inside to the outside. In this way, the combination design of the first inclined part 52 and the second inclined part 53 can play a role of guiding in the mixing process, so as to better perform the mixing.

As shown in fig. 1 and 3, the outer circumferential surface of the kneading head 60 is provided with a plurality of projections 61 arranged at a pitch. The plurality of lugs 61 are divided into two groups of lugs 61, the two groups of lugs 61 are sequentially arranged at intervals along the axial direction, the lugs 61 of each group of lugs 61 are sequentially and uniformly arranged at intervals along the circumferential direction, and a mixing groove 62 is formed between two adjacent lugs 61 of the same group of lugs 61. In this way, the axially extending kneading grooves 62 can be realized to realize kneading in the first direction, and further kneading in the second direction can be realized through the inclined grooves 51 of the kneading segments 50.

To sum up, the utility model discloses a design focus lies in, it mainly is through having set gradually on the body of rod and exposes section, screw thread section, mixing head to set up a plurality of pins in exposing the section, in the screw thread section around establishing the screw thread, set up a plurality of slant grooves in mixing section, set up a plurality of lugs in mixing head, so, can make the raw materials through exposing section, screw thread section, mixing head etc. mix, in order to improve the mixing degree of raw materials, thereby improved mixing effect, can satisfy the demand of user to mixing effect.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a mixing screw rod, is including the body of rod, the one end of the body of rod is connected with linkage segment, its characterized in that: the body of rod has set gradually from one end towards the other end and has exposed section, screw thread section, mixing head, the linkage segment is connected in the one end that exposes the section screw thread section dorsad, the periphery side surface that exposes the section is provided with the pin that a plurality of intervals were arranged, the periphery side surface of screw thread section is around being equipped with the screw thread along axial extension, the periphery side surface of mixing section is provided with a plurality of slant grooves, and a plurality of slant grooves are arranged along circumference interval in proper order, the periphery side surface of mixing head is provided with the lug that a plurality of intervals were arranged.

2. A mixing screw according to claim 1, characterised in that: the plurality of pins are divided into two groups of pin groups, the two groups of pin groups are sequentially arranged at intervals along the axial direction, and the plurality of pins of each group of pin groups are sequentially arranged at uniform intervals along the circumferential direction.

3. A mixing screw according to claim 1, characterised in that: the plurality of convex blocks are divided into two groups of convex block groups, the two groups of convex block groups are sequentially arranged at intervals along the axial direction, the plurality of convex blocks of each group of convex block groups are sequentially and uniformly arranged at intervals along the circumferential direction, and a mixing groove is formed between two adjacent convex blocks of the same group of convex block groups.

4. A mixing screw according to claim 1, characterised in that: the surface of the outer periphery of one end of the mixing section facing the mixing head is provided with a first inclined part which extends along the circumferential direction, and the first inclined part extends from the end of the mixing section facing the mixing head to the end of the mixing section back to the mixing head from inside to outside in an inclined manner.

5. A mixing screw according to claim 1, characterised in that: and a second inclined part is formed on the surface of the outer peripheral side of one end of the mixing segment, which is back to the mixing head, extends along the circumferential direction, and extends from the end, which is back to the mixing head, of the mixing segment to the end, which is towards the mixing head, of the mixing segment in an inclined manner from inside to outside.

6. A mixing screw according to claim 1, characterised in that: the connection of the screw thread section and the mixing section is positioned on the rod body to form a transition section, the diameter of the transition section is smaller than that of the screw thread section, and the diameter of the screw thread section is smaller than that of the mixing section.

7. A mixing screw according to claim 1, characterised in that: the screw thread section is formed with the linking section with being connected on being in the body of rod with the linkage segment, the linking section is from left to right gradually big round platform form, the biggest external diameter of linking section is greater than the biggest external diameter of linkage segment.

8. A mixing screw according to claim 7, characterised in that: the right end face of the connecting section is concavely provided with an annular groove extending along the circumferential direction, the annular groove extends along the axial direction, and the left end of the connecting section extends into the annular groove.