CN212213914U

CN212213914U - Screw extruder

Info

Publication number: CN212213914U
Application number: CN202020425988.7U
Authority: CN
Inventors: 易蜜; 高宁; 周岩; 张洪程
Original assignee: Beijing Oya Borui Science & Technology Co ltd
Current assignee: Beijing Oya Borui Science & Technology Co ltd
Priority date: 2020-03-28
Filing date: 2020-03-28
Publication date: 2020-12-25
Anticipated expiration: 2030-03-28

Abstract

The utility model belongs to the technical field of the spiral material loading technique and specifically relates to a spiral extruder is related to, including the equal open extruding cylinder of both ends face, the one end of extruding cylinder is provided with the installation head, and the inside coaxial material loading pole that is provided with of extruding cylinder, the one end of material loading pole extend to the outside of extruding cylinder, the material loading pole run through the installation head and with installation head threaded connection, reached save time, conveniently carry out prosthetic effect to the tooth.

Description

Screw extruder

Technical Field

The utility model belongs to the technical field of the spiral material loading technique and specifically relates to a spiral extruder is related to.

Background

At present, in the process of repairing teeth of people, universal composite resin is often used, after the universal composite resin is filled into the tooth leak and is subjected to light sensing, the universal composite resin can be solidified inside the teeth, and thus the tooth repairing process is completed.

The existing general composite resin is generally processed into a cylindrical shape, and in the tooth restoration process, a part of the cylindrical general composite resin is buckled from one end by using a finger, and then the cylindrical general composite resin is filled into a tooth leak. The general composite resin has certain viscosity, and when teeth are repaired, the general composite resin is possibly stuck on fingers of people and cannot be separated, so that normal work of people can be influenced, and people need to waste time to clean every time after completing the tooth leak repair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spiral extruder has reached save time, conveniently carries out prosthetic effect to the tooth.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a spiral extruder, includes that both ends face all opens the extrusion cylinder, and the one end of extrusion cylinder is provided with the installation head, and the inside coaxial material loading pole that is provided with of extrusion cylinder, the one end of material loading pole extend to the outside of extrusion cylinder, and the material loading pole runs through the installation head and with installation head threaded connection.

By adopting the scheme, when the spiral extruder is required to be used, people can place the cylindrical universal composite resin into the extrusion cylinder and enable one end of the universal composite resin to be bonded with one end of the feeding rod; when need restoreing people's tooth leak, people rotate the material loading pole, the material loading pole can drive general composite resin and remove towards the outside of extruding a section of thick bamboo, then people hand the one end that will remove the general composite resin who extrudes a section of thick bamboo outside and remove patient's oral cavity, restore people's tooth can, general composite resin just can not bond on people's finger like this, and after people accomplish the tooth restoration, people do not need to spend time the adversary and clean, time saving has been reached, make things convenient for people to carry out prosthetic effect to the tooth.

The utility model discloses further set up to, the one end that the extrusion cylinder was kept away from to the installation head is rotated and is connected with supplementary section of thick bamboo, and supplementary section of thick bamboo is coaxial with the extrusion cylinder, and the inside fixture block that is provided with extending direction and supplementary section of thick bamboo axis direction the same of supplementary section of thick bamboo, the one end that the material loading pole is close to supplementary section of thick bamboo is provided with supplementary piece, sets up the draw-in groove that supplies the fixture block to pass on.

Through adopting above-mentioned scheme, when people need extrude a general composite resin of inside removal of section of thick bamboo, people can be at the overhead rotatory supplementary section of thick bamboo of installation, and supplementary section of thick bamboo can drive the material loading pole through fixture block and supplementary piece and rotate together, and people's arm just can not direct and the screw thread direct contact on the material loading pole like this, avoids the skin on people's finger by the screw thread fish tail on the material loading pole.

The utility model discloses further set up to, be provided with bellied flank on the global of supplementary section of thick bamboo.

Through adopting above-mentioned scheme, the flank on the supplementary section of thick bamboo can make things convenient for people to rotate supplementary section of thick bamboo.

The utility model discloses further set up to, seted up a plurality ofly along the circumference draw-in groove of supplementary piece altogether.

By adopting the scheme, the clamping grooves in the auxiliary block are formed in a plurality of positions, so that people can conveniently install the auxiliary cylinder on the installation block.

The utility model discloses further set up to, installation head and extrusion cylinder threaded connection.

Through adopting above-mentioned scheme, after the inside general composite resin of screw extruder used up, people can take off from the installation head with extruding a section of thick bamboo, and after the terminal surface clearance to the material loading pole was accomplished, change new general composite resin.

The utility model discloses further set up to, the one end that supplementary section of thick bamboo was kept away from to the material loading pole is provided with the mount pad that the diameter is greater than the material loading pole diameter.

Through adopting above-mentioned scheme, when rotatory supplementary section of thick bamboo was removed in order to drive the material loading pole to the direction that is close to supplementary section of thick bamboo, the mount pad can avoid the material loading pole to break away from the installation head completely, influences the normal use of spiral extruder.

The utility model discloses further set up to, the mount pad can be dismantled with the material loading pole and be connected.

Through adopting above-mentioned scheme, when people used the spiral extruder, people needed to bond general composite resin on the mount pad, and after the inside general composite resin of spiral extruder used up, people can detach and change the mount pad again after extruding a section of thick bamboo and installing the head separation, can make the spiral extruder used repeatedly like this.

The utility model discloses further set up to, be provided with spacing lug on installing the head global.

By adopting the scheme, when the auxiliary cylinder is rotated, people need to hold the limiting lug on the mounting head, so that the possibility that the mounting head rotates along with the auxiliary cylinder can be reduced.

The utility model discloses further set up to, the one end that the installation head was kept away from to the extrusion cylinder can be dismantled and be connected with sealed head.

By adopting the above scheme, when the screw extruder is not used, people can use the sealing head to seal the extruding barrel, so that the pollution to the general composite resin caused by the sundries entering the extruding barrel can be reduced, and when the general composite resin is required to be used, the sealing head can be picked.

To sum up, the utility model discloses following technological effect has:

1. by arranging the spiral extruder, when the teeth are repaired, people can screw out the general composite resin from the interior of the spiral extruder and then fill the general composite resin into the leak of the teeth of people, so that fingers are not needed to be used as carriers of the general composite resin by people, and the effects of conveniently repairing the teeth and saving time are achieved;

2. through having set up the mount pad of can dismantling the connection with the material loading pole, general composite resin can bond on the mount pad, after using up, dismantles the mount pad from the material loading pole and changes, can make screw extruder reuse like this.

Drawings

FIG. 1 is an overall structure of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure, 1, a sealing head; 2. an extrusion cylinder; 3. a mounting head; 31. a limiting bump; 4. a drive assembly; 41. a feeding rod; 42. an auxiliary block; 43. an auxiliary cylinder; 44. a clamping block; 45. a side wing; 46. a mounting seat; 5. general composite resins.

Detailed Description

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

Referring to fig. 1, the utility model provides a screw extruder, which comprises a sealing head 1, an extruding cylinder 2, an installing head 3 and a driving component 4, wherein two end faces of the extruding cylinder 2 are open, a necking is arranged at one end of the extruding cylinder 2, and the sealing head 1 is detachably connected with the extruding cylinder 2 at one end of the necking of the extruding cylinder 2; the mounting head 3 is arranged at the other end of the extruding cylinder 2, the mounting head 3 is in threaded connection with the extruding cylinder 2, and the driving component 4 is arranged at one side of the mounting head 3 far away from the extruding cylinder 2.

Referring to fig. 1 and 2, when the screw extruder is used, a user places general composite resin 5 inside an extrusion cylinder 2, a driving component 4 can fix the position of the general composite resin 5 inside the extrusion cylinder 2, when the general composite resin 5 needs to be used, the sealing head 1 is taken down, the driving component 4 is opened, the driving component 4 can drive the general composite resin 5 to move towards the outer side of the extrusion cylinder 2, then the general composite resin 5 moves towards the direction close to a tooth leak, and the tooth leak can be repaired after the general composite resin 5 is filled inside the tooth leak.

Referring to fig. 2 and 3, the driving assembly 4 includes a feeding rod 41, an auxiliary block 42, an auxiliary cylinder 43 and two blocks 44, the feeding rod 41 and the auxiliary cylinder 43 are coaxially disposed with the extrusion cylinder 2, the feeding rod 41 penetrates through the mounting head 3 and is in threaded connection with the mounting head 3, the auxiliary cylinder 43 is disposed on one side of the mounting head 3 away from the extrusion cylinder 2, the auxiliary cylinder 43 and the mounting head 3 are clamped with each other, the two blocks 44 are disposed in total, the extending direction of the blocks 44 is the same as the axial direction of the auxiliary cylinder 43, and the two blocks 44 are symmetrically disposed on the inner wall of the auxiliary cylinder 43; the auxiliary block 42 is arranged on the end of the feeding rod 41 close to the auxiliary cylinder 43, the outer diameter of the auxiliary block 42 is larger than the diameter of the feeding rod 41, and a plurality of clamping blocks 44 for the clamping blocks 44 to penetrate through are arranged on the auxiliary block 42.

When the screw extruder is used, people need to bond the universal composite resin 5 on the end of the feeding rod 41 far away from the auxiliary cylinder 43; when the universal composite resin 5 needs to be used, a user can rotate the auxiliary cylinder 43, the auxiliary cylinder 43 can drive the auxiliary block 42 and the feeding rod 41 to rotate together through the fixture block 44, the feeding rod 41 is in threaded connection with the mounting head 3, the feeding rod 41 can move on the mounting head 3 along the axis of the feeding rod 41, and therefore the universal composite resin 5 can be driven to move towards the outer side of the extrusion cylinder 2.

Referring to fig. 2, in order to facilitate the rotation of the auxiliary cylinder 43, a convex wing 45 is provided on the circumferential surface of the auxiliary cylinder 43, and the wing 45 has a butterfly shape; in order to reduce the possibility that the mounting head 3 rotates together with the auxiliary cylinder 43, a stopper projection 31 is provided on the mounting head 3.

Referring to fig. 2, the screw extruder is adhered to the feeding rod 41, if the universal composite resin 5 is used up, residue of the universal composite resin 5 remains on the feeding rod 41, which affects the use of the screw extruder, in order to enable people to reuse the screw extruder, a mounting seat 46 is provided on an end of the feeding rod 41 far away from the auxiliary cylinder 43, and one end of the feeding rod 41 far away from the auxiliary cylinder 43 is inserted into the mounting seat 46 and is in interference fit with the mounting seat 46.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A screw extruder characterized by: the extruding device comprises an extruding cylinder (2) with two open end faces, wherein a mounting head (3) is arranged at one end of the extruding cylinder (2), a feeding rod (41) is coaxially arranged inside the extruding cylinder (2), one end of the feeding rod (41) extends to the outer side of the extruding cylinder (2), and the feeding rod (41) penetrates through the mounting head (3) and is in threaded connection with the mounting head (3).

2. A screw extruder according to claim 1, wherein: one end, far away from the extrusion cylinder (2), of the mounting head (3) is rotatably connected with an auxiliary cylinder (43), the auxiliary cylinder (43) is coaxial with the extrusion cylinder (2), a clamping block (44) with the extending direction being the same as the axial direction of the auxiliary cylinder (43) is arranged inside the auxiliary cylinder (43), an auxiliary block (42) is arranged at one end, close to the auxiliary cylinder (43), of the feeding rod (41), and a clamping groove for the clamping block (44) to penetrate through is formed in the auxiliary block (42).

3. A screw extruder according to claim 2, wherein: a convex side wing (45) is arranged on the circumferential surface of the auxiliary cylinder (43).

4. A screw extruder according to claim 2, wherein: a plurality of clamping grooves are formed along the circumferential direction of the auxiliary block (42).

5. A screw extruder according to claim 2, wherein: the mounting head (3) is in threaded connection with the extrusion cylinder (2).

6. A screw extruder according to claim 5, wherein: one end of the feeding rod (41) far away from the auxiliary cylinder (43) is provided with an installation seat (46) with the diameter larger than that of the feeding rod (41).

7. A screw extruder according to claim 6, wherein: the mounting seat (46) is detachably connected with the feeding rod (41).

8. A screw extruder according to claim 2, wherein: the circumferential surface of the mounting head (3) is provided with a limiting bump (31).

9. A screw extruder according to claim 1, wherein: one end of the extrusion cylinder (2) far away from the mounting head (3) is detachably connected with a sealing head (1).