CN210732936U

CN210732936U - Feeding mechanism of EPDM rubber desulfurization plasticizing unit

Info

Publication number: CN210732936U
Application number: CN201921602023.4U
Authority: CN
Inventors: 汤小美
Original assignee: Guangdong Huati Sports Facilities Co ltd
Current assignee: Guangdong Huati Sports Facilities Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-12
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a feeding mechanism of EPDM rubber desulfurization plasticizing unit, including the auxiliary transmission case, the speed reduction driving motor fixedly installed at the top of the auxiliary transmission case, the feeding barrel fixedly installed at the bottom of the auxiliary transmission case, the auxiliary transmission assembly arranged in the auxiliary transmission case and the screw feeder arranged in the feeding barrel, wherein the auxiliary transmission assembly comprises a turbine shaft vertically rotatably installed in the auxiliary transmission case, a turbine fixedly installed on the turbine shaft and a worm horizontally rotatably installed in the auxiliary transmission case; the utility model discloses a feed mechanism has set up vice transmission assembly very much, can be when mechanism trouble, conveniently, realize the evacuation of rubber powder fast, avoid piling up the jam of rubber powder.

Description

Feeding mechanism of EPDM rubber desulfurization plasticizing unit

Technical Field

The utility model belongs to the technical field of the EPDM rubber production facility, specifically speaking, the utility model relates to a feed mechanism of EPDM rubber desulfurization plastify unit.

Background

The EPDM rubber is also called ethylene propylene diene rubber, is one of ethylene propylene rubbers, is a copolymer of ethylene, propylene and a small amount of non-conjugated diene, has excellent aging resistance such as ozone resistance, heat resistance, weather resistance and the like because a main chain of the EPDM rubber is composed of chemically stable saturated hydrocarbon and only contains unsaturated double bonds in side chains, and can be widely applied to the fields of automobile parts, waterproof materials for buildings, wire and cable sheaths, heat-resistant rubber tubes, adhesive tapes, automobile sealing elements and the like, for example, common plastic runways are paved by EPDM rubber particles.

The finished product of EPDM rubber need vulcanize the design in the production and processing process, carry out the reclaimed rubber production to the waste material of the EPDM rubber of retrieving and need carry out desulfurization plasticization processing, the utility model discloses in mentioned a feed mechanism specifically be arranged in EPDM rubber desulfurization plastify unit, in the actual production process, the unit produces the trouble and is inevitable, produce the trouble when feed mechanism, the jam is piled up to the rubber powder will produce very easily, need in time evacuation, because feed mechanism itself is relative confined structure, consequently present way all rocks or vibrates through the manual work and drives the rubber powder and discharge basically, but the operation is hard, inconvenient, evacuation speed is slow.

SUMMERY OF THE UTILITY MODEL

The utility model provides a feed mechanism of EPDM rubber desulfurization plastify unit to solve the above-mentioned problem of mentioning in the background art.

In order to realize the purpose, the utility model discloses the technical scheme who takes does: the feeding mechanism comprises a secondary transmission box body, a speed reduction driving motor fixedly mounted at the top of the secondary transmission box body, a feeding barrel fixedly mounted at the bottom of the secondary transmission box body, a secondary transmission assembly arranged in the secondary transmission box body and a screw feeder arranged in the feeding barrel, wherein the secondary transmission assembly comprises a turbine shaft vertically and rotatably mounted in the secondary transmission box body, a turbine fixedly mounted on the turbine shaft and a worm horizontally and rotatably mounted in the secondary transmission box body, the turbine shaft penetrates through the center of the turbine, the worm is meshed with the turbine, the upper end of the turbine shaft is fixedly connected with an output shaft of the speed reduction driving motor, and the lower end of the turbine shaft penetrates through the bottom of the secondary transmission box body and is fixedly connected with the screw feeder.

Preferably, the auxiliary transmission case comprises a casing and a case cover fixedly mounted on the casing, the speed reduction driving motor is fixedly mounted at the top end of the case cover, and the feeding cylinder is fixedly mounted at the bottom of the casing.

Preferably, a bearing is arranged on the inner end face of the shell, the upper end of the turbine shaft is rotatably connected with the box cover, the lower end of the turbine shaft is rotatably connected with the bearing and penetrates through the bearing, a worm connecting portion is arranged in the shell, and the worm is horizontally and rotatably installed on the worm connecting portion.

Preferably, the spiral feeder is provided with two vertical scrapers, the two scrapers are symmetrically arranged, and the scrapers are in contact with the inner wall of the cylinder of the feeding barrel.

Preferably, a feeding flange is arranged on the cylindrical side wall of the feeding cylinder, and a discharging flange is arranged at the bottom end of the feeding cylinder.

Preferably, a hand wheel is arranged at one end of the worm positioned outside.

The beneficial effect of adopting above technical scheme is:

1. the utility model provides a feed mechanism of EPDM rubber desulfurization plastify unit, vice drive assembly has been set up in this mechanism very much, when the speed reduction driving motor in the mechanism breaks down, can't drive screw feeder normal rotation promptly and can't carry out normal pay-off, then, alright drive worm rotation with rotating the hand wheel, thereby pass through worm drive turbine, realize screw feeder's rotation again then, can be with the evacuation of the rubber powder in the feed cylinder, avoid the rubber powder to take place to pile up in the feed cylinder and block up, and easy operation is laborsaving, avoid shaking off through artifical vibration and carry out the inconvenience and the trouble that the rubber powder dredged.

2. The utility model provides a feed mechanism of EPDM rubber desulfurization plastify unit has set up two vertical settings and has pasted the scraper blade of feeding cylinder inner wall on screw feeder, and the scraper blade can strike off the rubber powder of pasting at the inner wall along with screw feeder pivoted simultaneously, can avoid too much rubber powder to bond on the inner wall of feeding cylinder.

Drawings

FIG. 1 is a structural cross-sectional view of a feeding mechanism of an EPDM rubber desulfurization plasticizing unit provided by the present invention;

FIG. 2 is a front view of a feeding mechanism of an EPDM rubber desulfurization and plasticization unit provided by the present invention;

FIG. 3 is a top view of a feeding mechanism of an EPDM rubber desulfurization and plasticization unit provided by the present invention;

fig. 4 is a top view of the housing of the present invention.

Wherein:

1. a secondary transmission case; 11. a housing; 111. a bearing; 112. a worm connecting portion; 12. a box cover; 2. a deceleration drive motor; 3. a feeding cylinder; 31. a feed flange; 32. a discharge flange; 4. a secondary drive assembly; 41. a turbine shaft; 42. a turbine; 43. a worm; 431. a hand wheel; 5. a screw feeder; 51. a scraper.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, for the purpose of helping those skilled in the art to understand more completely, accurately and deeply the conception and technical solution of the present invention, and to facilitate its implementation.

As shown in fig. 1 to 4, the utility model relates to a feeding mechanism of EPDM rubber desulfurization plasticizing unit, including auxiliary transmission box 1, fixed mounting is at the speed reduction driving motor 2 at auxiliary transmission box 1 top, fixed mounting is at the feeding barrel 3 of auxiliary transmission box 1 bottom, set up auxiliary transmission assembly 4 in auxiliary transmission box 1 and set up the screw feeder 5 in feeding barrel 3, auxiliary transmission assembly 4 includes vertical rotation and installs the turbine shaft 41 in auxiliary transmission box 1, turbine 42 and the horizontal rotation of fixed mounting on turbine shaft 41 install the worm 43 in auxiliary transmission box 1, turbine shaft 41 passes the center of turbine 42, worm 43 meshes with turbine 42, turbine shaft 41 upper end and speed reduction driving motor 2's output shaft welded fastening, the lower extreme of turbine shaft 41 passes the bottom of auxiliary transmission box 1 and with bolt feeder welded fastening.

Further, the auxiliary transmission case 1 comprises a case 11 and a case cover 12 fixedly installed on the case 11 through bolts, the speed reduction driving motor 2 is fixedly installed at the top end of the case cover 12, and the feeding cylinder 3 is fixedly installed at the bottom of the case 11 in a welding manner; the inner end face of the shell 11 is provided with a bearing 111, the upper end of the turbine shaft 41 is rotatably connected with the box cover 12, the lower end of the turbine shaft 41 is rotatably connected with the bearing 111 and penetrates through the bearing 111, a worm connecting part 112 is arranged in the shell 11, and the worm 43 is horizontally and rotatably mounted on the worm connecting part 112. The worm wheel 42 can vertically rotate in the auxiliary transmission box body 1 through the rod of the worm wheel 42, and when the worm 43 is rotated, the worm 43 drives the worm wheel 42 to rotate, so that the bolt feeder is driven to rotate.

Further, two vertical scrapers 51 are arranged on the screw feeder 5, the two scrapers 51 are symmetrically arranged, and the scrapers 51 are in contact with the cylindrical inner wall of the feeding cylinder 3. High-temperature desulfurization is generally adopted in the desulfurization and plasticizing process, the scraper 51 can rotate along with the rotation of the screw feeder 5, and rubber can be scraped against the inner wall of the feeding cylinder 3 in the rotation process, so that the rubber is prevented from being bonded on the inner wall.

Furthermore, a feeding flange 31 is arranged on the cylindrical side wall of the feeding cylinder 3, and a discharging flange 32 is arranged at the bottom end of the feeding cylinder 3.

Further, a hand wheel 431 is provided on an end of the worm 43 located outside. The hand wheel 431 is provided to facilitate turning of the worm 43.

The following specific working modes are illustrated by specific examples:

example 1: the utility model provides a feeding mechanism of an EPDM rubber desulfurization plasticizing unit, which is used for conveying rubber powder in the desulfurization plasticizing unit, when the speed reduction driving motor 2 in the mechanism breaks down, on one hand, the desulfurization plasticizing unit continuously feeds rubber powder from the feeding flange 31, on the other hand, the spiral feeder 5 cannot normally rotate due to the failure of the speed reduction driving motor 2, the discharging flange 32 cannot normally discharge, the rubber powder is easily accumulated and clogged in the feed cylinder 3, and at this time, the dredging by the sub-transmission assembly 4, specifically, the hand wheel 431 can be rotated to rotate the worm 43, the worm 43 drives the worm wheel 42 to rotate, thereby drive the rotation of screw feeder 5, consequently screw feeder 5 can rotate again, can carry out the mediation of powder, has avoided the jam of feed cylinder 3, and easy operation is laborsaving.

The present invention has been described in detail with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments, but is intended to cover various insubstantial modifications, including those made by the method and technical solutions of the present invention; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims

1. The utility model provides a feed mechanism of EPDM rubber desulfurization plastify unit which characterized in that: the device comprises an auxiliary transmission box body (1), a speed reduction driving motor (2) fixedly installed at the top of the auxiliary transmission box body (1), a feeding barrel (3) fixedly installed at the bottom of the auxiliary transmission box body (1), an auxiliary transmission assembly (4) arranged in the auxiliary transmission box body (1) and a spiral feeder (5) arranged in the feeding barrel (3), wherein the auxiliary transmission assembly (4) comprises a turbine shaft (41) vertically and rotatably installed in the auxiliary transmission box body (1), a turbine (42) fixedly installed on the turbine shaft (41) and a worm (43) horizontally and rotatably installed in the auxiliary transmission box body (1), the turbine shaft (41) penetrates through the center of the turbine (42), the worm (43) is meshed with the turbine (42), and the upper end of the turbine shaft (41) is fixedly connected with an output shaft of the speed reduction driving motor (2), the lower end of the turbine shaft (41) penetrates through the bottom of the auxiliary transmission box body (1) and is fixedly connected with the spiral feeder (5).

2. The feeding mechanism of the EPDM rubber devulcanizing and plasticizing unit as set forth in claim 1, wherein: the auxiliary transmission box body (1) comprises a shell (11) and a box cover (12) fixedly installed on the shell (11), the speed reduction driving motor (2) is fixedly installed at the top end of the box cover (12), and the feeding cylinder (3) is fixedly installed at the bottom of the shell (11).

3. The feeding mechanism of the EPDM rubber devulcanizing and plasticizing unit as set forth in claim 2, wherein: the turbine box is characterized in that a bearing (111) is arranged on the inner end face of the shell (11), the upper end of the turbine shaft (41) is rotatably connected with the box cover (12), the lower end of the turbine shaft (41) is rotatably connected with the bearing (111) and penetrates through the bearing (111), a worm connecting part (112) is arranged in the shell (11), and the worm (43) is horizontally rotatably installed on the worm connecting part (112).

4. The feeding mechanism of the EPDM rubber devulcanizing and plasticizing unit as set forth in claim 1, wherein: the spiral feeder (5) is provided with two vertical scrapers (51), the two scrapers (51) are symmetrically arranged, and the scrapers (51) are in contact with the inner wall of the cylinder of the feeding cylinder (3).

5. The feeding mechanism of the EPDM rubber devulcanizing and plasticizing unit as set forth in claim 1, wherein: the feeding device is characterized in that a feeding flange (31) is arranged on the cylindrical side wall of the feeding cylinder (3), and a discharging flange (32) is arranged at the bottom end of the feeding cylinder (3).

6. The feeding mechanism of the EPDM rubber devulcanizing and plasticizing unit as set forth in claim 1, wherein: and a hand wheel (431) is arranged at one end of the worm (43) positioned outside.