CN210148702U - Quick detachable screw rod for double-screw extruder - Google Patents
Quick detachable screw rod for double-screw extruder Download PDFInfo
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- CN210148702U CN210148702U CN201920352367.8U CN201920352367U CN210148702U CN 210148702 U CN210148702 U CN 210148702U CN 201920352367 U CN201920352367 U CN 201920352367U CN 210148702 U CN210148702 U CN 210148702U
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Abstract
The utility model discloses a screw rod for double helix extruder easy to disassemble, which comprises a main screw rod, wherein the middle part of the main screw rod is provided with a placing notch, the two ends of the main screw rod are both provided with mounting holes, the inner end part of the mounting hole is bonded with a sealing strip, the structure of the utility model is scientific and reasonable, the use is safe and convenient, the auxiliary screw rod is conveniently clamped at the two ends of the main screw rod through the mounting holes, the clamping holes and the rubber blocks, the main screw rod and the auxiliary screw rod are easy to disassemble while the installation is convenient, thereby the transportation is convenient, and the screw rod is convenient to carry through the spring and the elastic metal sheet, when the screw rod is installed, one end of the screw rod can be rapidly clamped at the corresponding position of the extruder, the friction between the hand part and the main screw rod is further increased while the hand part is protected by utilizing the sheath, the bulge and the rubber sleeve ring, the size, and its surface is smooth, causing the screw to slip off the hand when being handled or installed, thereby damaging the screw.
Description
Technical Field
The utility model relates to an extruder technical field specifically is a double helix extruder is with quick detachable screw rod.
Background
The screw extruder depends on pressure and shearing force generated by rotation of the screw, so that materials can be fully plasticized and uniformly mixed, an extrusion process can be divided into continuous extrusion and intermittent extrusion through the molding of a neck ring die according to different types of pressurization modes, the screw in the screw extruder is one of very important parts, and the type selection and the quantity arrangement of the screws have very great influence on the actual production of the extruder;
for example, the Chinese patent discloses a screw for a double-screw extruder (patent No. CN 208375965U), which comprises a main rod, a switching disk, a first auxiliary rod, a first connecting ball, a breaking blade, a winding rod and a metal steel ring, the screw has the capability of processing materials in sections, can process the materials in an auxiliary way, can relieve partial pressure of the materials due to the self structure, and further prolongs the service life of the screw, but the traditional screw has longer size, the surface of the screw rod is very smooth, so that the screw rod is easy to slide off from the hand when being taken or installed, the screw rod is easy to damage, secondly, traditional screw rod single structure is not convenient for dismantle when using to be not convenient for install or carry the screw rod of longer structure, to sum up, so an urgent need is a double screw extruder and is solved above-mentioned problem with quick detachable screw rod.
SUMMERY OF THE UTILITY MODEL
The utility model provides a double helix extruder is with quick detachable screw rod can effectively solve traditional screw rod that proposes in the above-mentioned background art because its size is longer, and its surface is very smooth, leads to when taking or installing, and the screw rod is easily followed the hand landing to the fragile screw rod, secondly, traditional screw rod single structure is not convenient for dismantle when using, thereby is not convenient for install or carry the problem of carrying the screw rod of longer structure.
In order to achieve the above object, the utility model provides a following technical scheme: a screw rod easy to disassemble for a double-screw extruder comprises a main screw rod, wherein a placing notch is formed in the middle of the main screw rod, mounting holes are formed in two ends of the main screw rod, sealing strips are bonded to the inner end portions of the mounting holes, a clamping hole is formed in the middle of the inner wall of each mounting hole, and an auxiliary screw rod is clamped in each mounting hole through threads;
the utility model discloses a pair of screw rod, including vice screw rod, installation head, spring, main screw rod, sheath outside, rubber lantern ring, the vice screw rod one end is connected with the block rubber, the welding of the vice screw rod other end has the installation head, the spring is installed in the installation head outside, the welding of spring one end has the elastic metal piece, the sheath has been cup jointed to the main screw rod outside, the inboard bonding of sheath has the rubber lantern ring, the rubber lantern ring is located places inside the notch, sheath outside one end joint has first spacing ring, sheath outside other end joint has the second spacing ring, the arch is installed in the even.
Preferably, the middle part of the outer side of the main screw rod is provided with a fixing ring close to the position of the placing groove opening, the end part of the inner side of the fixing ring is welded with a barrier strip, and the inner side of the barrier strip is connected with the outer side of the main screw rod in a welding manner.
Preferably, the diameter of the rubber block is larger than that of the clamping hole, and the shape of the rubber block is the same as that of the clamping hole.
Preferably, the outer side surfaces of the main screw and the auxiliary screw are coated with corrosion-resistant coatings.
Preferably, one end of the elastic metal sheet is rotatably connected with the end part of the auxiliary screw rod.
Preferably, the protection pad is installed to solid fixed ring inboard, blend stop one side bonding has two-sided bonding piece.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. be provided with the mounting hole, the sealing strip, card hole and block rubber, through the mounting hole, the effect of card hole and block rubber, be convenient for with vice screw rod card at the both ends of lead screw, when easy to assemble, easily dismantle lead screw and vice screw rod, thereby be convenient for carry it, the effect of the sealed strip of paper used for sealing of rethread, be convenient for seal vice screw rod and lead screw rod junction, and through the effect of spring and elastic metal piece, be convenient for when installing the screw rod, can be quick with screw rod one end joint in the corresponding position department of extruder.
2. Be provided with the sheath, the rubber lantern ring, first spacing ring and second spacing ring, utilize the sheath, the effect of arch and rubber lantern ring, when being convenient for protect the hand, further increase the frictional force between hand and the main screw rod, it is longer to avoid traditional screw rod size, and its surface is smooth moreover, lead to when taking or installing, the screw rod is followed the hand landing, thereby damage the screw rod, and utilize the effect of first spacing ring and second spacing ring, be convenient for carry on spacingly to the hand.
3. Be provided with solid fixed ring, protection pad and two-sided bonding piece, through the effect of solid fixed ring, protection pad and blend stop, be convenient for carry out the chucking with the sheath outside and fix, the effect of the two-sided bonding piece of rethread is further convenient for bond sheath one end to improve the stability that the sheath cup jointed at the main screw rod middle part, convenient and practical.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the mounting structure of the main screw rod of the present invention;
FIG. 3 is a schematic view of the installation structure of the sheath of the present invention;
fig. 4 is a schematic view of the mounting structure of the fixing ring of the present invention;
reference numbers in the figures: 1. a main screw; 2. placing the notch; 3. mounting holes; 4. a sealing strip; 5. a clamping hole; 6. an auxiliary screw; 7. a rubber block; 8. a mounting head; 9. a spring; 10. a resilient metal sheet; 11. a sheath; 12. a rubber collar; 13. a first limit ring; 14. a second stop collar; 15. a protrusion; 16. a label; 17. a fixing ring; 18. blocking strips; 19. a protection pad; 20. a double-sided adhesive sheet.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-4, the utility model provides a technical scheme, including main screw rod 1, main screw rod 1 middle part has been seted up and has been placed notch 2, mounting hole 3 has all been seted up at main screw rod 1 both ends, the inboard tip of mounting hole 3 bonds there is sealing strip 4, card hole 5 has been seted up at 3 inner wall middle parts of mounting hole, there is vice screw rod 6 inside threaded joint of mounting hole 3, all scribble corrosion-resistant coating through main screw rod 1 and the 6 outside surfaces of vice screw rod, be convenient for carry out corrosion protection to main screw rod 1 and vice screw rod 6, thereby improve main screw rod 1 and vice screw rod 6's life.
One end of the auxiliary screw rod 6 is connected with a rubber block 7, the diameter of the rubber block 7 is larger than that of the clamping hole 5, the shape of the rubber block 7 is the same as that of the clamping hole 5, the rubber block 7 is conveniently extruded into the clamping hole 5 when the auxiliary screw rod 6 is assembled, the other end of the auxiliary screw rod 6 is welded with an installing head 8, the outer side of the installing head 8 is provided with a spring 9, one end of the spring 9 is welded with an elastic metal sheet 10, one end of the elastic metal sheet 10 is rotatably connected with the end part of the auxiliary screw rod 6 to be convenient for extruding the spring 9 at the inner side of the auxiliary screw rod, the outer part of the main screw rod 1 is sleeved with a sheath 11, the inner side of the sheath 11 is bonded with a rubber sleeve ring 12, the rubber sleeve ring 12 is positioned in the placing notch 2, one end of the outer side of the sheath 11 is clamped with a first limiting ring 13, the other end, be close to through 1 outside middle part of main screw rod and place 2 position departments of notch and be provided with solid fixed ring 17, the welding of the inboard tip of solid fixed ring 17 has blend stop 18, blend stop 18 inboard is passed through welded connection with the 1 outside of main screw rod, it is fixed to be convenient for carry out the chucking with the 11 outsides of sheath, install protection pad 19 through solid fixed ring 17 inboard, blend stop 18 one side bonds has two-sided bonding piece 20, it bonds 11 one end of sheath to further be convenient for, thereby improve the stability of sheath 11 cup joints at 1 middle part of main screw rod, and is convenient and practical.
The utility model discloses a theory of operation and use flow: firstly, a sheath 11 and a rubber lantern ring 12 on the inner side of the sheath are sleeved at the middle position of a main screw rod 1, so that the rubber lantern ring 12 is positioned inside a placing notch 2, when the sheath 11 is sleeved at the middle position of the main screw rod 1, the outer side of the sheath 11 is clamped at the inner side of a fixing ring 17, one end of the sheath 11 is blocked by a barrier strip 18, a protection pad 19 on the inner side of the fixing ring 17 can extrude the sheath 11, so that the outer side of the sheath 11 can be clamped and fixed conveniently, and one end of the sheath 11 can be further bonded conveniently under the action of a double-sided bonding sheet 20, so that the stability of the sheath 11 sleeved at the middle part of the main screw rod 1 is;
secondly, one end of an auxiliary screw rod 6 is clamped in the mounting hole 3 through threads, meanwhile, a rubber block 7 is extruded into a clamping hole 5, and a sealing strip 4 can seal between the main screw rod 1 and the auxiliary screw rod 6, so that the main screw rod 1 and the auxiliary screw rod 6 can be conveniently mounted, and the main screw rod 1 and the auxiliary screw rod 6 are easily disassembled, so that the main screw rod 1 and the auxiliary screw rod 6 can be conveniently carried, and one end of the screw rod can be quickly clamped in a corresponding position of an extruder when the screw rod is mounted through the action of an elastic metal sheet 10 at one end of a spring 9;
last user takes or when installing the screw rod, sheath 11 is held to the hand, utilize the effect of the arch 15 in the 11 outsides of sheath, when being convenient for protect the hand, further increase the frictional force between hand and the leading screw rod 1, it is longer to avoid traditional screw rod size, and its surface is smooth, lead to when taking or installing, the screw rod slides from the hand, thereby damage the screw rod, first spacing ring 13 and second spacing ring 14 can be spacing when taking the hand simultaneously, and is convenient and practical.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement 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 double helix extruder is with quick detachable screw rod, includes main screw (1), its characterized in that: a placing notch (2) is formed in the middle of the main screw (1), mounting holes (3) are formed in two ends of the main screw (1), sealing strips (4) are bonded to the inner side end portions of the mounting holes (3), clamping holes (5) are formed in the middle of the inner wall of each mounting hole (3), and auxiliary screws (6) are clamped in the mounting holes (3) through threads;
vice screw rod (6) one end is connected with block rubber (7), vice screw rod (6) other end welding has installation head (8), spring (9) are installed in the installation head (8) outside, spring (9) one end welding has elastic sheetmetal (10), sheath (11) have been cup jointed to king screw rod (1) outside, sheath (11) inboard bonds there is the rubber sleeve ring (12), inside the rubber sleeve ring (12) are located and place notch (2), sheath (11) outside one end joint has first spacing ring (13), sheath (11) outside other end joint has second spacing ring (14), protruding (15) are installed in the even embedding in sheath (11) outside middle part, sheath (11) outside top bonds and has label (16).
2. The screw for double screw extruder easy to disassemble according to claim 1, characterized in that: the main screw rod (1) outside middle part is close to and places notch (2) position department and is provided with solid fixed ring (17), gu fixed ring (17) inboard tip welding has blend stop (18), blend stop (18) inboard passes through welded connection with the main screw rod (1) outside.
3. The screw for double screw extruder easy to disassemble according to claim 1, characterized in that: the diameter of the rubber block (7) is larger than that of the clamping hole (5), and the shape of the rubber block (7) is the same as that of the clamping hole (5).
4. The screw for double screw extruder easy to disassemble according to claim 1, characterized in that: and the outer side surfaces of the main screw rod (1) and the auxiliary screw rod (6) are coated with corrosion-resistant coatings.
5. The screw for double screw extruder easy to disassemble according to claim 1, characterized in that: one end of the elastic metal sheet (10) is rotatably connected with the end part of the auxiliary screw rod (6).
6. The screw of claim 2 for a double screw extruder easy to disassemble, characterized in that: the protection pad (19) is installed to solid fixed ring (17) inboard, blend stop (18) one side bonding has two-sided bonding piece (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352367.8U CN210148702U (en) | 2019-03-20 | 2019-03-20 | Quick detachable screw rod for double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352367.8U CN210148702U (en) | 2019-03-20 | 2019-03-20 | Quick detachable screw rod for double-screw extruder |
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| Publication Number | Publication Date |
|---|---|
| CN210148702U true CN210148702U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920352367.8U Active CN210148702U (en) | 2019-03-20 | 2019-03-20 | Quick detachable screw rod for double-screw extruder |
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| CN (1) | CN210148702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546604A (en) * | 2020-07-02 | 2020-08-18 | 河南邦特威机电设备有限公司 | Extruder screw rod capable of being freely assembled |
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2019
- 2019-03-20 CN CN201920352367.8U patent/CN210148702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111546604A (en) * | 2020-07-02 | 2020-08-18 | 河南邦特威机电设备有限公司 | Extruder screw rod capable of being freely assembled |
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