CN217081307U

CN217081307U - High-hardness alloy screw

Info

Publication number: CN217081307U
Application number: CN202220535079.8U
Authority: CN
Inventors: 余君辉
Original assignee: Zhoushan Dinghai Dongtai Plastic Machinery Co ltd
Current assignee: Zhoushan Dinghai Dongtai Plastic Machinery Co ltd
Priority date: 2022-03-12
Filing date: 2022-03-12
Publication date: 2022-07-29
Anticipated expiration: 2032-03-12

Abstract

The utility model discloses a high rigidity alloy screw rod, including screw rod mechanism and conical head mechanism, screw rod mechanism includes the screw rod body, the up end center department of screw rod body has seted up a thread groove, annular clamping groove has been seted up to screw rod body up end department by side, the fixed outer ring pipe that is provided with of lower extreme of screw rod body is located the fixed thread head that is provided with in end center department under the inside screw rod body of outer ring pipe, the inside of screw rod body is provided with built-in chamber, the inside in built-in chamber is provided with a plurality of enhancement iron beads, conical head mechanism includes the conical head body, No. two thread grooves have been seted up to the up end center department of conical head body, conical head body up end department by side has seted up No. two annular clamping groove. The utility model discloses a high rigidity alloy screw rod, this high rigidity alloy screw rod conveniently connect, the transportation of being convenient for, stable in structure, long service life.

Description

High-hardness alloy screw

Technical Field

The utility model relates to a screw rod technical field especially relates to a high rigidity alloy screw rod.

Background

The screw rod is a cylinder with a spiral groove cut on the outer surface or a cone with a conical spiral groove cut on the outer surface, the screw rod has different heads, namely an outer hexagonal screw rod, and other screws such as a large flat screw rod and an inner hexagonal screw rod, the screw rod is mainly used for plastic molding equipment such as a plastic profile extruder and an injection molding machine, and the screw rod and a machine barrel are core parts of the plastic molding equipment, are parts for heating, extruding and plasticizing and are the core of a plastic machine.

The existing screw rods are difficult to connect pairwise and inconvenient to use, and the conical heads of the partial screw rods and the screw rods are welded to be a whole, so that the screw rods are easy to wear and damage in the transportation process, and the work can be influenced during actual use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-hardness alloy screw.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-hardness alloy screw comprises a screw mechanism and a conical head mechanism, wherein the screw mechanism comprises a screw body, a first thread groove is formed in the center of the upper end face of the screw body, a first annular clamping groove is formed in the position, close to the edge, of the upper end face of the screw body, an outer annular pipe is fixedly arranged at the lower end of the screw body, a thread head is fixedly arranged at the center of the lower end face of the screw body, located inside the outer annular pipe, a built-in cavity is formed inside the screw body, and a plurality of reinforcing iron beads are arranged inside the built-in cavity;

the conical head mechanism comprises a conical head body, a second thread groove is formed in the center of the upper end face of the conical head body, and a second annular clamping groove is formed in the position, close to the edge, of the upper end face of the conical head body.

As a further description of the above technical solution:

and the middle part of the rod body of the screw rod body is provided with an external thread.

As a further description of the above technical solution:

the conical head body and the screw rod body are both made of high alloy steel materials.

As a further description of the above technical solution:

the first thread groove and the second thread groove are consistent in size.

As a further description of the above technical solution:

the diameter of the inner ring of the first thread groove is the same as that of the thread head.

As a further description of the above technical solution:

the length of the thread head is the same as the depth of the first thread groove.

As a further description of the above technical solution:

the maximum diameter of the first annular clamping groove is the same as that of the outer ring pipe.

As a further description of the above technical solution:

the plurality of reinforcing iron beads are all made of stainless steel materials.

The utility model discloses following beneficial effect has:

the utility model provides a pair of high rigidity alloy screw rod, suitable length can be assembled between its screw rod mechanism a plurality of to stable in structure is difficult for demolising after assembling together, thereby makes this high rigidity alloy screw rod all very simple and convenient at the during operation of transportation.

The utility model provides a pair of high rigidity alloy screw rod, this high rigidity alloy screw rod's conical head mechanism exist alone, can dismantle when not needing to use, can avoid in the transportation collision between pole and the pole and damage to it is more convenient when using to make this high rigidity alloy screw rod.

The utility model provides a pair of high rigidity alloy screw rod, this high rigidity alloy screw rod make this high rigidity alloy screw rod's overall structure more strengthen through its inside enhancement iron pearl when using, and stability is higher, and then makes the device more durable.

Drawings

Fig. 1 is a schematic axial view of a screw mechanism of a high hardness alloy screw according to the present invention;

fig. 2 is a schematic front view of a cone head mechanism of a high-hardness alloy screw rod provided by the utility model;

FIG. 3 is a schematic front sectional view of a screw mechanism of a high hardness alloy screw according to the present invention;

fig. 4 is a schematic view of a forward section of a conical head mechanism of a high-hardness alloy screw rod provided by the utility model.

Illustration of the drawings:

1. a screw mechanism; 2. a cone head mechanism; 3. a screw body; 4. a first thread groove; 5. a first annular slot; 6. an outer ring pipe; 7. an external thread; 8. reinforcing iron beads; 9. a cavity is arranged inside; 10. a screw head; 11. a cone head body; 12. a second thread groove; 13. annular card groove No. two.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a high-hardness alloy screw comprises a screw mechanism 1 and a conical head mechanism 2, wherein the screw mechanism 1 comprises a screw body 3, a first thread groove 4 is formed in the center of the upper end face of the screw body 3, a first annular clamping groove 5 is formed in the position, close to the edge, of the upper end face of the screw body 3, an outer annular pipe 6 is fixedly arranged at the lower end of the screw body 3, the outer annular pipe 6 is used for reinforcing connection, a thread head 10 is fixedly arranged at the center of the lower end face of the screw body 3 inside the outer annular pipe 6, a built-in cavity 9 is arranged inside the screw body 3, a plurality of reinforcing iron beads 8 are arranged inside the built-in cavity 9, and the reinforcing iron beads 8 play a role in reinforcing structure;

conical head mechanism 2 includes conical head body 11, and conical head body 11's up end center department has seted up No. two thread grooves 12, and conical head body 11 up end nears limit department and has seted up No. two ring groove 13.

The pole body middle part of screw rod body 3 is provided with external screw thread 7, cone head body 11 and screw rod body 3 are all made by high alloy steel material, thread groove 4 and No. two thread grooves 12 size unanimous, the inner ring diameter of thread groove 4 is the same with the diameter of thread head 10, the length of thread head 10 is the same with the degree of depth of thread groove 4, the maximum diameter of ring groove 5 is the same with the maximum diameter of outer ring pipe 6, convenient connection like this, a plurality of enhancement iron beads 8 all are made by stainless steel material, it strengthens iron bead 8 and can use abandonment iron bead, thereby practice thrift the cost.

The working principle is as follows: when using, if need awl first mechanism 2, only need to cup joint the screw thread 10 screw thread of screw rod mechanism 1 in No. two thread grooves 12 of awl first mechanism 2 to outer ring canal 6 can insert in No. two ring groove 13 can, if need lengthen, need take out a plurality of screw rod mechanisms 1 and make the screw thread 10 screw thread of one of them screw rod mechanism 1 cup joint in No. 4 thread grooves of another screw rod mechanism 1, then outer ring canal 6 insert in No. 5 ring groove can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high rigidity alloy screw rod, includes screw rod mechanism (1) and conical head mechanism (2), its characterized in that: the screw mechanism (1) comprises a screw body (3), a first thread groove (4) is formed in the center of the upper end face of the screw body (3), a first annular clamping groove (5) is formed in the position, close to the edge, of the upper end face of the screw body (3), an outer ring pipe (6) is fixedly arranged at the lower end of the screw body (3), a thread head (10) is fixedly arranged at the center of the lower end face of the screw body (3) positioned in the outer ring pipe (6), a built-in cavity (9) is arranged in the screw body (3), and a plurality of reinforcing iron beads (8) are arranged in the built-in cavity (9);

the conical head mechanism (2) comprises a conical head body (11), a second thread groove (12) is formed in the center of the upper end face of the conical head body (11), and a second annular clamping groove (13) is formed in the position, close to the edge, of the upper end face of the conical head body (11).

2. The high-hardness alloy screw according to claim 1, wherein: and the middle part of the rod body of the screw rod body (3) is provided with an external thread (7).

3. The high-hardness alloy screw according to claim 1, wherein: the conical head body (11) and the screw rod body (3) are both made of high alloy steel materials.

4. The high-hardness alloy screw according to claim 1, wherein: the first thread groove (4) and the second thread groove (12) are consistent in size.

5. The high-hardness alloy screw according to claim 1, wherein: the diameter of the inner ring of the first thread groove (4) is the same as that of the thread head (10).

6. The high-hardness alloy screw according to claim 1, wherein: the length of the thread head (10) is the same as the depth of the first thread groove (4).

7. The high-hardness alloy screw according to claim 1, wherein: the maximum diameter of the first annular clamping groove (5) is the same as that of the outer ring pipe (6).

8. The high-hardness alloy screw according to claim 1, wherein: the plurality of reinforcing iron beads (8) are all made of stainless steel materials.