CN217169683U

CN217169683U - Extruder exhaust easy dismouting screw rod

Info

Publication number: CN217169683U
Application number: CN202220851154.1U
Authority: CN
Inventors: 李建军; 李俊元; 白春光; 谭万红; 左文娟; 田明湖
Original assignee: Guangdong Bloomachine Co ltd
Current assignee: Guangdong Bloomachine Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-08-12
Anticipated expiration: 2032-04-13

Abstract

The utility model discloses an extruder exhaust readily removable screw rod, including standard swivel nut, tip swivel nut, the body of rod and screw, tip swivel nut and standard swivel nut are all installed on the body of rod, be equipped with the lug on the body of rod, standard swivel nut and lug looks butt, tip swivel nut and standard swivel nut looks butt, standard swivel nut includes a plurality of unit swivel nuts, and is a plurality of the unit swivel nut is the butt in proper order, the screw is connected with the body of rod to push down the tip swivel nut. The utility model discloses in, through setting up lug and screw for on standard swivel nut and tip swivel nut homoenergetic were effectively being fixed in the body of rod, it is convenient to come the utility model discloses come as conventional exhaust screw's use. And the end part thread insert is independently arranged, and a plurality of independently arranged unit thread inserts are also arranged in the standard thread insert, so that when the end part thread insert or a certain unit thread insert is damaged, the end part thread insert or a certain unit thread insert can be independently replaced, and the cost is effectively reduced.

Description

Extruder exhaust easy dismouting screw rod

Technical Field

The utility model belongs to the technical field of the extruder design and specifically relates to an extruder exhaust easy dismouting screw rod is related to.

Background

Extruders are commonly used in extrusion processes, primarily for the shaping of thermoplastic materials, for the shaping of convenient continuous profiles, such as tubes, rods, wires, plates or films, etc., and also for the mixing, pelletizing, coloring or blending of plastics, etc.

An extruder will typically include a screw and a barrel, and the material can be disposed in the barrel and extruded by rotation of the screw within the barrel. However, if the material is not processed, the cylinder usually contains a certain amount of air, the material is inevitably mixed into the air in the cylinder during the extrusion process, and the air can form air holes in the material, thereby affecting the performance of the material.

In order to solve the problems, the extruder comprises a vent mechanism, and some vent mechanisms are provided with vent screws to prevent the materials from being discharged along with air. However, a certain part of the exhaust screw is easy to be damaged after long-term use, and if the exhaust screw is a traditional screw, the whole screw is often required to be replaced, so that the replacement cost is very high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy dismouting screw rod of extruder exhaust can solve one or more of above-mentioned problem.

According to the utility model discloses an aspect provides an easy dismouting screw rod of extruder exhaust, including standard swivel nut, tip swivel nut, the body of rod and screw, tip swivel nut and standard swivel nut are all installed on the body of rod, be equipped with the lug on the body of rod, standard swivel nut and lug looks butt, tip swivel nut and standard swivel nut looks butt, standard swivel nut includes a plurality of unit swivel nuts, and is a plurality of the unit swivel nut is the butt in proper order, the screw is connected with the body of rod to push down the tip swivel nut.

The utility model has the advantages that: the utility model discloses in, through setting up lug and screw for on standard swivel nut and tip swivel nut homoenergetic were effectively being fixed in the body of rod, it is convenient to come the utility model discloses come as conventional exhaust screw's use. And the end part thread insert is independently arranged, and a plurality of independently arranged unit thread inserts are also arranged in the standard thread insert, so that when the end part thread insert or a certain unit thread insert is damaged, the end part thread insert or a certain unit thread insert can be independently replaced, and the cost is effectively reduced.

In some embodiments, the rod body is provided with a plurality of guide grooves, the end screw sleeve and all the unit screw sleeves are provided with holes, the holes are provided with a plurality of guide blocks, and the guide blocks are respectively embedded in the guide grooves. When tip swivel nut and unit swivel nut load and unload on the body of rod, need remove along the body of rod, and the setting of guide block and guide slot just can conveniently play the guide effect to its removal on the body of rod, improves the handling efficiency of tip swivel nut and unit swivel nut, and simultaneously, it can increase the area of contact of tip swivel nut and unit swivel nut and the body of rod to this installation reliability of improvement tip swivel nut and unit swivel nut on the body of rod.

In some embodiments, a smooth section is disposed in the hole of the unit thread insert closest to the projection, and a smooth section is disposed on the rod body, and the smooth section is disposed at the periphery of the smooth section. Because when processing out the guide slot on the body of rod, the processing cutter can have certain thickness, consequently can have the plain noodles section on the body of rod usually, and replace the guide block through setting up the unthreaded hole section and can avoid causing the damage with the plain noodles section bumps.

In some embodiments, the rod body is provided with a screw hole, and the screw is provided with a threaded section, and the threaded section and the screw hole are fixedly connected through thread matching.

In some embodiments, the end screw sleeve is provided with a groove, the groove is communicated with the screw hole, the screw is provided with a screw head, the screw head is connected with the screw thread section, and the screw head is embedded in the groove. The groove can hide the screw head and play a certain protective role for the screw head.

In some embodiments, the first helical segments are disposed on a surface of the unit turnbuckles, and the first helical segments of adjacent unit turnbuckles are connected. Therefore, a continuous spiral structure can be formed on the standard thread insert.

In some embodiments, a second helical segment is provided on the surface of the end insert, the second helical segment being connected to the first helical segment of the unit insert closest to the end insert. Therefore, after the standard thread insert and the end thread insert are connected, a continuous spiral structure is formed on the surfaces of the standard thread insert and the end thread insert.

In some embodiments, the rod body is provided with a connecting section, the connecting section is provided with a plurality of connecting protrusions, and a connecting groove is formed between every two adjacent connecting protrusions. The setting of linkage segment can make things convenient for being connected of the body of rod and outside power supply, and connects bellied setting and can effectively increase the area of contact of linkage segment and outside power supply to this connection reliability that improves both.

Drawings

Fig. 1 is a schematic structural view of an extruder venting screw easy to assemble and disassemble according to an embodiment of the present invention.

Fig. 2 is a sectional view of a front view of an extruder venting easy-to-mount screw according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a unit screw sleeve of an extruder exhaust screw easy to assemble and disassemble according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a unit screw sleeve closest to a bump in an extruder exhaust easy-to-mount screw according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of an end screw sleeve of an extruder exhaust screw easy to assemble and disassemble according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a rod body of an extruder exhaust screw easy to assemble and disassemble according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a screw of an extruder exhaust easy to assemble and disassemble screw according to an embodiment of the present invention.

In the figure: 1. the screw comprises a standard screw sleeve, 2 parts of an end screw sleeve, 3 parts of a rod body, 4 parts of screws, 10 parts of holes, 101 parts of guide blocks, 102 parts of smooth hole sections, 11 parts of unit screw sleeves, 111 parts of first screw sections, 21 parts of screw holes, 22 parts of grooves, 23 parts of second screw sections, 30 parts of smooth surface sections, 31 parts of guide grooves, 32 parts of bumps, 33 parts of connecting sections, 331 parts of connecting bulges, 332 parts of connecting grooves, 41 parts of screw sections and 42 parts of screw heads.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 7, the utility model discloses an easy dismouting screw rod of extruder exhaust, including standard swivel nut 1, tip swivel nut 2, the body of rod 3 and screw 4.

The standard insert 1 includes a plurality of unit inserts 11, and in this embodiment, the number of unit inserts 11 is preferably four.

All unit swivel nuts 11 on the standard swivel nut 1 all suit on the body of rod 3, and tip swivel nut 2 also suit is on the body of rod 3, and is equipped with a plurality of guide slots 31 on the surface of the body of rod 3, all be equipped with hole 10 in all unit swivel nuts 11 and the tip swivel nut 2, be equipped with guide block 101 on the lateral wall in the hole 10, guide block 101 also is a plurality of, after unit swivel nut 11 and tip swivel nut 2 set up on the body of rod 3, each guide block 101 in it can inlay respectively in each guide slot 31.

Still be equipped with the lug 32 on the body of rod 3, lie in a unit swivel nut 11 on one end of standard swivel nut 1 after the setting and support lug 32 for standard swivel nut 1 realizes the butt with lug 32, and tip swivel nut 2 supports a unit swivel nut 11 on the other end of standard swivel nut 1, makes tip swivel nut 2 and standard swivel nut 1 looks butt. In addition, the four unit inserts 11 in the standard insert 1 are sequentially abutted.

In addition, an unthreaded hole section 102 is further arranged in the hole 10 of the unit thread insert 11 closest to the lug 32, a smooth surface section 30 is arranged on the rod body 3, and the unthreaded hole section 102 is arranged on the periphery of the smooth surface section 30.

The rod body 3 is provided with a screw hole 21, the end part screw sleeve 2 is provided with a groove 22, and the screw hole 21 is communicated with the groove 22. The screw 4 is provided with a threaded section 41 and a screw head 41, and the threaded section 41 and the screw head 42 are fixedly connected in an integrated manner. The thread section 41 and the screw hole 21 are fixedly connected through thread matching, namely, the rod body 3 and the screw 4 are fixedly connected, and the screw head 41 is embedded in the groove 22, so that the screw head 41 can be hidden and protected by the groove 22.

The screw head 41 of the set screw 4 presses the end thread insert 2, and the end thread insert 2 and the standard thread insert 1 are both fixed on the rod body 3 by the screw 4 by combining the butt joint of the standard thread insert 1 and the convex block 32 of the rod body 3 and the butt joint of the end thread insert 2 and the standard thread insert 1.

The surface of each unit thread insert 11 is provided with a first spiral section 111, and when each unit thread insert 11 is abutted in sequence, the first spiral sections 111 of the adjacent unit thread inserts 11 are connected through contact, so that a continuous spiral structure is formed on the standard thread insert 1.

And the surface of the end thread insert 2 is provided with a second spiral section 23, and after the end thread insert 2 is abutted against the standard thread insert 1, the second spiral section 23 is connected with the first spiral section 111 of the unit thread insert 11 on the standard thread insert 1 closest to the end thread insert 2 through contact, so that a continuous spiral structure is formed on the end thread insert 2 and the standard thread insert 1.

The rod body 3 is further provided with a connecting section 33, the connecting section 33 is provided with a plurality of connecting protrusions 331, and a connecting groove 332 is arranged between the adjacent connecting protrusions 331.

The utility model discloses when the installation, linkage segment 33 on the body of rod 3 can be connected with power devices such as outside motor, and the protruding 331 of connection on linkage segment 33 and spread groove 332 set up the area of contact that can effectively increase linkage segment 33 and above-mentioned power device to this joint strength who improves between it. And be connected the back with power device, power device can drive the body of rod 3 and rotate to set up standard swivel nut 1 and tip swivel nut 2 on the body of rod 3 and also can rotate thereupon, promptly the utility model discloses can regard as the exhaust mechanism's of common extruder screw rod to use.

And work as the utility model provides a when certain unit swivel nut 11 or tip swivel nut 2 take place to damage, when needing to be changed, can be through loosening being connected of screw 4 and the body of rod 3 for tip swivel nut 2 is no longer pushed down to screw 4, and unit swivel nut 11 and tip swivel nut 2 are all no longer fixed in on the body of rod 3 this moment, and the user can take out and change arbitrary unit swivel nut 11 or the tip swivel nut 2 of damage, later connects screw 4 and the body of rod 3 again, makes screw 4 push down tip swivel nut 2 again, the utility model discloses can normal use.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. Extruder exhaust easy dismouting screw rod, its characterized in that includes standard swivel nut, tip swivel nut, the body of rod and screw, tip swivel nut and standard swivel nut are all installed on the body of rod, be equipped with the lug on the body of rod, standard swivel nut and lug looks butt, tip swivel nut and standard swivel nut looks butt, standard swivel nut includes a plurality of unit swivel nuts, and is a plurality of the unit swivel nut is the butt in proper order, the screw is connected with the body of rod to push down the tip swivel nut.

2. The extruder venting easy-to-mount screw according to claim 1, wherein the rod body is provided with a plurality of guide grooves, the end screw sleeve and all the unit screw sleeves are provided with holes, the holes are provided with a plurality of guide blocks, and the guide blocks are respectively embedded in the guide grooves.

3. The extruder venting readily removable screw of claim 2, wherein the bore of the unit insert closest to said projection has a smooth section, said body having a smooth section, said smooth section being disposed about the periphery of said smooth section.

4. The extruder venting readily removable screw of claim 1, wherein said shank has a threaded bore, said screw having a threaded section, said threaded section being fixedly connected to said threaded bore by a threaded fit.

5. The extruder venting screw with easy disassembly and assembly as claimed in claim 4, wherein the end screw sleeve is provided with a groove, the groove is communicated with the screw hole, the screw is provided with a screw head, the screw head is connected with the screw thread section, and the screw head is embedded in the groove.

6. The vent easy-to-mount screw of extruder as claimed in claim 1, wherein the unit screw inserts are provided with first spiral sections on the surface thereof, and the first spiral sections of the adjacent unit screw inserts are connected.

7. The extruder vented flighting screw of claim 6, wherein a second flight is provided on the surface of the end turnbuckle, the second flight connecting with the first flight of the unit turnbuckle closest to the end turnbuckle.

8. The extruder venting easy-to-assemble and disassemble screw rod of claim 1, wherein the rod body is provided with a connecting section, the connecting section is provided with a plurality of connecting bulges, and a connecting groove is arranged between every two adjacent connecting bulges.