CN203384299U - Distribution box of cone-shaped double-screw extruder - Google Patents
Distribution box of cone-shaped double-screw extruder Download PDFInfo
- Publication number
- CN203384299U CN203384299U CN201320378950.9U CN201320378950U CN203384299U CN 203384299 U CN203384299 U CN 203384299U CN 201320378950 U CN201320378950 U CN 201320378950U CN 203384299 U CN203384299 U CN 203384299U
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- input shaft
- transmission shaft
- end cover
- screw extruder
- rear end
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Abstract
The utility model relates to a distribution box of a cone-shaped double-screw extruder. The distribution box comprises a box body and a box cover. An input assembly and a transmission assembly are arranged in the box body and are meshed with each other via an angle gear. The input assembly comprises an input shaft fixed in the box body via a bearing, a front end cover of the input shaft and a back end cover of the input shaft are arranged at two ends of the input shaft, the front end cover of the input shaft is fixedly connected with the box body, the back end cover of the input shaft is fixedly connected with the box cover, and an angle gear of the input shaft is arranged in the middle of the input shaft. A reduction box and the distribution box are in split type arrangement, so that the structure is more convenient to adjust; 42 CrMo material is adopted to manufacture the input shaft and a transmission assembly , and high-strength alloy steel is adopted to manufacture the angle gear equipped with a 2-5 degree taper angle; the box body made of spheroidal graphite cast iron and a high-strength thrust self-aligning roller bearing are adopted, so that the distribution box is reliable in performance and is capable of bearing large axial thrust.
Description
Technical field
The utility model relates to the distributor case technical field of double screw extruder, especially relates to a kind of conical double screw extruder distributor case.
Background technique
Double-screw extruder reduction gear box is mainly realized slowing down and two kinds of functions of power division, speed reducer and distributor case, consists of, and it not only is reduced to motor speed the required rotating speed of extruder screw, and the power averaging of input shaft is assigned on two output shafts.
The structure of at present domestic conical double screw extruder distributor case adopts the housing structure of copying external import, difference due to aspects such as domestic and international production technology and materials, cause the conical double screw extruder distributor case of producing on domestic market to have this problems, for example: unreasonable structure, inconvenient operation, the problems such as low bearing capacity.
Therefore, the appearance of a kind of compact structure, conical double screw extruder distributor case lightweight, convenient to operation is necessary.
The model utility content
The utility model provides a kind of conical double screw extruder distributor case, to solve unreasonable structure of the prior art, inconvenient operation, the problems such as low bearing capacity.
The technical problem that the utility model solves realizes by the following technical solutions:
A kind of conical double screw extruder distributor case, comprise casing and case lid, is provided with input block and transmission part in described casing, and described input block and transmission part are meshed by bevel gear;
Described input block comprises input shaft, described input shaft is fixed in described casing by bearing, be respectively equipped with input shaft front cover and input shaft rear end cover at the two ends of described input shaft, described input shaft front cover and described casing are fastenedly connected, described input shaft rear end cover and case lid are fastenedly connected, and at the middle part of described input shaft, are provided with the input shaft bevel gear;
Described transmission part comprises transmission shaft, described transmission shaft is fixed in described casing by bearing, be respectively equipped with transmission shaft front cover and transmission shaft rear end cover at the two ends of described transmission shaft, described transmission shaft front cover and transmission shaft rear end cover are fastenedly connected with described casing respectively, at the middle part of described transmission shaft, are provided with the transmission shaft bevel gear.
As preferred technological scheme, the two ends of described input shaft bevel gear are respectively equipped with adjusts circle and positioning ring.
As preferred technological scheme, described input the tip of the axis is set on the self-aligning thrust roller bearing of input shaft rear end cover.
As preferred technological scheme, described transmission the tip of the axis is set on the self-aligning thrust roller bearing of transmission shaft rear end cover.
As preferred technological scheme, described input shaft and transmission shaft adopt material 42CrMo, and precision is high, tensile strength is high, not fragile.
As preferred technological scheme, described bevel gear adopts high strength alloy steel, and its cone angle is 2-5 °.
The beneficial effect the utlity model has is:
(1) the conjuncted installation of speed reducer of the present utility model and distributor case, make more compact structure, sealing strong, and power transmission is mild, and reliability is stronger, and miniaturization;
(2) input shaft and transmission shaft adopt material 42CrMo, and precision is high, tensile strength is high, not fragile;
(3) bevel gear adopts high strength alloy steel, carburizing after the chain digital control gear hobbing machine cutting, Quenching Treatment, and precision is high, hardness is high, and its cone angle is 2-5 °;
(4) adopt the design of spheroidal graphite cast iron casing and high strength self-aligning thrust roller bearing, reliable performance, can bear large axially thrust.
The accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present invention or technological scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the utility model: a kind of structural representation of conical double screw extruder distributor case;
Wherein: 1-casing, 2-case lid, 3-input block, 4-transmission part, 5-self-aligning thrust roller bearing, 31-input shaft, 32-input shaft front cover, 33-input shaft rear end cover, 34-input shaft bevel gear, 35-adjust circle, 36-positioning ring, 41-transmission shaft, 42-transmission shaft front cover, 43-transmission shaft rear end cover, 44-transmission shaft bevel gear.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Shown in Fig. 1, a kind of conical double screw extruder distributor case, comprise casing 1 and case lid 2, and casing 1 preferably adopts the spheroidal graphite cast iron casing, be provided with input block 3 and transmission part 4 in casing 1, input block 3 and transmission part 4 are meshed by bevel gear 34,44; Input shaft 31 adopts material 42CrMo with transmission shaft 41, and precision is high, tensile strength is high, not fragile; Bevel gear 34,44 adopts high strength alloy steel, carburizing after the chain digital control gear hobbing machine cutting, Quenching Treatment, and precision is high, hardness is high, and its cone angle is 2-5 °.
Wherein, input block 3 comprises input shaft 31, input shaft 31 is fixed in casing 1 by bearing, be respectively equipped with input shaft front cover 32 and input shaft rear end cover 33 at the two ends of input shaft 31, input shaft front cover 32 is fastenedly connected with casing 1, input shaft rear end cover 33 is fastenedly connected with case lid 2, at the middle part of input shaft 31, is provided with input shaft bevel gear 34; Transmission part 4 comprises transmission shaft 41, transmission shaft 41 is fixed in casing 1 by bearing, be respectively equipped with transmission shaft front cover 42 and transmission shaft rear end cover 43 at the two ends of transmission shaft 41, transmission shaft front cover 42 and transmission shaft rear end cover 43 are fastenedly connected with casing 1 respectively, at the middle part of transmission shaft 41, are provided with transmission shaft bevel gear 44.
In order to guarantee power transmission gently and reliability, the two ends of input shaft bevel gear 34 are respectively equipped with adjusts circle 35 and positioning ring 36.
The end of input shaft 31 is set on the self-aligning thrust roller bearing 5 of input shaft rear end cover 33, and the end of transmission shaft 41 is set on the self-aligning thrust roller bearing 5 of transmission shaft rear end cover 43.Self-aligning thrust roller bearing 5 adopts the high strength self-aligning thrust roller bearing, and reliable performance can be born large axially thrust, guarantees the power smooth transport.
Above demonstration and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. a conical double screw extruder distributor case, comprise casing and case lid, is provided with input block and transmission part in described casing, it is characterized in that, described input block and transmission part are meshed by bevel gear;
Described input block comprises input shaft, described input shaft is fixed in described casing by bearing, be respectively equipped with input shaft front cover and input shaft rear end cover at the two ends of described input shaft, described input shaft front cover and described casing are fastenedly connected, described input shaft rear end cover and case lid are fastenedly connected, and at the middle part of described input shaft, are provided with the input shaft bevel gear;
Described transmission part comprises transmission shaft, described transmission shaft is fixed in described casing by bearing, be respectively equipped with transmission shaft front cover and transmission shaft rear end cover at the two ends of described transmission shaft, described transmission shaft front cover and transmission shaft rear end cover are fastenedly connected with described casing respectively, at the middle part of described transmission shaft, are provided with the transmission shaft bevel gear.
2. a kind of conical double screw extruder distributor case according to claim 1 is characterized in that: the two ends of described input shaft bevel gear are respectively equipped with adjusts circle and positioning ring.
3. a kind of conical double screw extruder distributor case according to claim 1, it is characterized in that: described input the tip of the axis is set on the self-aligning thrust roller bearing of input shaft rear end cover.
4. a kind of conical double screw extruder distributor case according to claim 1, it is characterized in that: described transmission the tip of the axis is set on the self-aligning thrust roller bearing of transmission shaft rear end cover.
5. a kind of conical double screw extruder distributor case according to claim 1 is characterized in that: it is 42CrMo that described input shaft and transmission shaft adopt material.
6. a kind of conical double screw extruder distributor case according to claim 1 is characterized in that: described bevel gear adopts high strength alloy steel, and its cone angle is 2-5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378950.9U CN203384299U (en) | 2013-06-27 | 2013-06-27 | Distribution box of cone-shaped double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320378950.9U CN203384299U (en) | 2013-06-27 | 2013-06-27 | Distribution box of cone-shaped double-screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384299U true CN203384299U (en) | 2014-01-08 |
Family
ID=49872794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320378950.9U Expired - Fee Related CN203384299U (en) | 2013-06-27 | 2013-06-27 | Distribution box of cone-shaped double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317934A (en) * | 2014-07-31 | 2016-02-10 | 舟山市定海通发塑料有限公司 | Distribution box for gear staggered engagement of co-rotating twin-screw extruder |
-
2013
- 2013-06-27 CN CN201320378950.9U patent/CN203384299U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105317934A (en) * | 2014-07-31 | 2016-02-10 | 舟山市定海通发塑料有限公司 | Distribution box for gear staggered engagement of co-rotating twin-screw extruder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20140627 |
|
| EXPY | Termination of patent right or utility model |