CN104690936B - Hydraulic motor-driven extruder retaining torque transmission case - Google Patents
Hydraulic motor-driven extruder retaining torque transmission case Download PDFInfo
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- CN104690936B CN104690936B CN201510126001.5A CN201510126001A CN104690936B CN 104690936 B CN104690936 B CN 104690936B CN 201510126001 A CN201510126001 A CN 201510126001A CN 104690936 B CN104690936 B CN 104690936B
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- power transmission
- extruder
- transmission shaft
- hydraulic motor
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of hydraulic motor-driven extruder retaining torque transmission case, clutch shaft bearing is installed between the left end of power transmission shaft and casing, the left side of clutch shaft bearing is provided with for fixing the left end cap of clutch shaft bearing, right side is provided with 3rd bearing；It is sequentially installed with the right end cap being set on power transmission shaft, nut, thrust ball bearing, middle end cap and second bearing between power transmission shaft and the right-hand member of casing from right to left, outside framework oil seal is installed between right end cap and power transmission shaft；The screw rod of e extruder is stretched in power transmission shaft from left end and is coordinated with internal spline, and the hollow axle of hydraulic motor is matched with external splines, and travelling gear connects to the other pressure roller of extruder；The two ends of casing are fixedly connected with the feeding machine barrel of extruder and hydraulic motor respectively.The moment of torsion that hydraulic motor produces can be passed to by extruder by the present invention, overcome the huge thrust due to producing when extruder works simultaneously, and ensure process and assemble well.
Description
Technical field
The present invention relates to extruder apparatus field, in particular to a kind of hydraulic motor-driven extruder retaining
Torque transmission case.
Background technology
At present, the transmission of Rubber Extruder is all to be carried by shaft coupling or transmission belt using AC or DC motor
The reductor of thrust bearing, to drive, as shown in figure 1, motor 31 is connected with extruder by reductor 32, generally all selects larger
Power motor 31, observable index is more prominent.Reductor 32 typically adopts three-level parallel axes pattern, and volume is larger, and corresponding frame accounts for
Space is more, especially in multimachine co-extrusion or compound extruded, takes up room particularly problematic.In addition, using high-power
Speed regulator there is also relatively costly, fault relatively frequently defect.
With fluid motor-driven technology constantly improve with extensively and profoundly, Rubber Extruder is directly driven using hydraulic motor
To be benefited in many aspects, such as energy consumption, volume, weight, fault rate etc..This needs exist for a kind of device by Rubber Extruder and liquid
The high pulling torque that hydraulic motor produces together, is on the one hand passed to extruder by pressure motor drive connection, to overcome simultaneously due to
Produce during extruder work makes power transmission shaft huge thrust backward, and ensures process and assemble well.
Content of the invention
The technical problem to be solved is, provides a kind of torsion for connecting hydraulic motor and extruder to pass
Dynamic case.
Therefore, technical scheme is as follows：
A kind of hydraulic motor-driven extruder retaining torque transmission case, including casing with through described box house
Hollow power transmission shaft, wherein：
Clutch shaft bearing is installed between the left end of described power transmission shaft and described casing, the left side of described clutch shaft bearing is provided with
For fixing the left end cap of described clutch shaft bearing, right side is provided with 3rd bearing, and described left end cap is led to the left end of described casing
Cross screw to fix；
It is sequentially installed with from right to left between the right-hand member of described power transmission shaft and described casing and be set on described power transmission shaft
Right end cap, nut, thrust ball bearing, middle end cap and second bearing, described middle end cap is fixedly connected with described casing by screw
Thus compressing described second bearing, described nut coordinates with fixing described thrust ball bearing with the right side of described middle end cap, described
Between right end cap and described power transmission shaft, outside framework oil seal is installed；
Internal spline, right-hand member are provided with the inwall that external gear, left end are provided with the outer wall of the left end of described power transmission shaft
External splines is provided with outer wall, the screw rod of extruder is stretched in described power transmission shaft from left end and coordinated with described internal spline, hydraulic pressure horse
The hollow axle reaching is matched with described external splines, and described travelling gear connects to the other pressure roller of extruder；
The two ends of described casing are fixedly connected with the feeding machine barrel of extruder and hydraulic motor respectively.
Wherein, described clutch shaft bearing and described second bearing can be cylinder roller bearing, and described 3rd bearing can be
Taper roll bearing.
In this technical scheme, transmission case is arranged between Rubber Extruder and power source hydraulic motor, exclusively for rubber
Extruder transmitting torque simultaneously bears thrust.This transmission case carries thrust bearing clearance adjustment mechanism, to ensure power transmission shaft and to be connected
Concentricity between flange.
Described transmission case also includes a hollow pull bar, and the left end of described pull bar stretches into described from the right-hand member of described power transmission shaft
Power transmission shaft is interior and the right-hand member in described screw rod is threaded connection, and water pipe connects to described screw rod through described pull bar.
Transmission case in the present invention, can it is achieved that the mechanical connection of extruder barrel, screw rod and power source hydraulic motor
The huge thrust that when bearing extruder work, material produces to screw rod, and ensure the coaxial precision of axis and adpting flange, effectively
Reduce due to concentricity and the heel and toe wear that produces between screw rod and machine barrel, improve extruder service life, Er Qiejie
Structure is compact, simply, significantly reduces machine volume and weight, effectively reduces equipment failure rate.
Brief description
Fig. 1 is the structural representation of Rubber Extruder and drive mechanism in prior art；
Fig. 2 is the structural representation of retaining torque transmission case according to embodiments of the present invention；
Fig. 3 is the perspective view that Fig. 2 stops back twist power transmission case；
Fig. 4 is the structural representation that Fig. 2 stops that back twist power transmission case is connected with extruder；
Fig. 5 is the structural representation that Fig. 2 stops that back twist power transmission case is connected with extruder and hydraulic motor.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is described in further detail.It should be noted that not
In the case of conflict, the feature in embodiments herein and embodiment can be mutually combined.
As shown in Figures 2 to 5, hydraulic motor-driven extruder retaining torque transmission according to an embodiment of the invention
Case, including casing 1 and pass through described casing 1 within hollow power transmission shaft 5, wherein：
Clutch shaft bearing 6, the left side peace of described clutch shaft bearing 6 are installed between the left end of described power transmission shaft 5 and described casing 1
Equipped with for fixing the left end cap 2 of described clutch shaft bearing 6, right side is provided with 3rd bearing 3, described left end cap 2 and described casing 1
Left end fixed by screw；
It is sequentially installed with from right to left between described power transmission shaft 5 and the right-hand member of described casing 1 and be set on described power transmission shaft 5
Right end cap 11, nut 9, thrust ball bearing 8, middle end cap 12 and second bearing 7, described middle end cap 12 passes through screw and described case
Body 1 is fixedly connected thus compressing described second bearing 7, and described nut 9 is described to fix with the right side cooperation of described middle end cap 12
Thrust ball bearing 8, is provided with outside framework oil seal 10 between described right end cap 11 and described power transmission shaft 5；
It is provided with the outer wall of left end of described power transmission shaft 5 on the inwall of external gear c, left end and be provided with internal spline b, right-hand member
Outer wall on be provided with external splines a, the screw rod 20 of extruder from left end stretch in described power transmission shaft 5 with described internal spline b cooperation,
The hollow axle of hydraulic motor is matched with described external splines a, and described travelling gear c connects to the other pressure roller 22 of extruder；
Also include a hollow pull bar, the left end of described pull bar stretches in described power transmission shaft simultaneously from the right-hand member of described power transmission shaft
Right-hand member in described screw rod is threaded connection.
The two ends of described casing 1 are fixedly connected with the feeding machine barrel of extruder and hydraulic motor respectively.
Wherein, described clutch shaft bearing 6 and described second bearing 7 can be cylinder roller bearing, and described 3rd bearing 3 is permissible
For taper roll bearing.
In this technical scheme, as shown in Figure 4 and Figure 5, transmission case 23 is arranged on Rubber Extruder 21 and power source hydraulic pressure
Between motor 24, exclusively for Rubber Extruder 21 transmitting torque and bear thrust.This transmission case 23 carries thrust bearing gap and adjusts
Whole mechanism, to ensure the concentricity between power transmission shaft 5 and adpting flange.
Described transmission case also includes a hollow pull bar 4, and the left end of described pull bar 4 stretches into from the right-hand member of described power transmission shaft 5
It is threaded connection in described power transmission shaft 5 and with the right-hand member of described screw rod 20, water pipe connects to described screw rod through described pull bar 4
20.
Transmission case in the present invention is it is achieved that the mechanical connection of extruder barrel, screw rod and power source (hydraulic motor), energy
The huge thrust that when enough bearing extruder work, material produces to screw rod, and ensure the coaxial precision of axis and adpting flange, have
Effect reduces due to concentricity and the heel and toe wear that produces between screw rod and machine barrel, improves extruder service life, and
Compact conformation, simply, significantly reduces machine volume and weight, effectively reduces equipment failure rate.
Taking 250 Rubber Extruders that fluid motor-driven carries retaining torque transmission case apparatus as a example, 1 liang of the casing of tubular
The flange at end is connected with the feeding machine barrel of extruder and the mounting flange of hydraulic motor respectively, and power transmission shaft 5 left end of hollow passes through
Internal spline b and pull bar 4 are connected with extruder screw 20, and the power transmission shaft 5 left end external gear c of hollow is connected with other pressure roller 22, transmission
The right-hand member of axle 5 is connected with the hollow axle of hydraulic motor by external splines a, one by left end cap 2, middle end cap 12, right end cap 11,
Two bearings 3 (taper roll bearing), clutch shaft bearing 6 (cylinder roller bearing), 3rd bearing 7 (cylinder roller bearing), thrust ball
The assembly of bearing 8 and nut 9 composition can the micro relative axial position changing power transmission shaft 5 and casing 1, for adjusting thrust ball
The gap of bearing 8, to ensure the coaxial precision of power transmission shaft 5 and casing 1, reduces processing and assembly difficulty simultaneously, effectively reduces
Due to concentricity and the heel and toe wear that produces between screw rod and machine barrel, improve extruder service life.Using cylinder rolling
Sub- bearings ensure that power transmission shaft 5 to be arranged in casing 1 and realize good stable rotation；Using taper roll bearing and thrust
The huge thrust that when ball bearing 8 ensure that extruder work, material produces to screw rod；In addition, being made by outside framework oil seal 10
With controlling and realize good sealing in operation process.
In sum, present disclosure is not limited in the above embodiments, and those skilled in the art can be
Within the technological guidance's thought of the present invention, other embodiments are proposed, but this embodiment be included in the scope of the present invention it
Interior.
Claims (4)
1. a kind of hydraulic motor-driven extruder with retaining torque transmission case it is characterised in that include casing (1) and pass through institute
State the internal hollow power transmission shaft (5) of casing (1), wherein：
Clutch shaft bearing (6), a left side for described clutch shaft bearing (6) are installed between the left end of described power transmission shaft (5) and described casing (1)
Side is provided with and is provided with 3rd bearing (3), described left end cap for the left end cap (2) fixing described clutch shaft bearing (6), right side
(2) fixed by screw with the left end of described casing (1)；
It is sequentially installed with from right to left between the right-hand member of described power transmission shaft (5) and described casing (1) and be set in described power transmission shaft (5)
On right end cap (11), nut (9), thrust ball bearing (8), middle end cap (12) and second bearing (7), described middle end cap (12) leads to
Cross screw and be fixedly connected with described casing (1) thus compressing described second bearing (7), described nut (9) and described middle end cap
(12) right side cooperation, with fixing described thrust ball bearing (8), is provided between described right end cap (11) and described power transmission shaft (5)
Outside framework oil seal (10)；
It is provided with the inwall of external gear (c), left end on the outer wall of left end of described power transmission shaft (5) and be provided with internal spline (b), the right side
External splines (a) is provided with the outer wall at end, the screw rod (20) of extruder stretches in described power transmission shaft (5) and described interior flower from left end
Key (b) coordinates, and the hollow axle of hydraulic motor is matched with described external splines (a), and described external gear (c) connects to the side of extruder
Pressure roller (22)；
The two ends of described casing (1) are fixedly connected with the feeding machine barrel of extruder and hydraulic motor respectively.
2. hydraulic motor-driven extruder according to claim 1 with retaining torque transmission case it is characterised in that described
Clutch shaft bearing (6) and described second bearing (7) are cylinder roller bearing.
3. hydraulic motor-driven extruder according to claim 1 with retaining torque transmission case it is characterised in that described
3rd bearing (3) is taper roll bearing.
4. hydraulic motor-driven extruder retaining torque transmission case according to claim 1 is it is characterised in that also wrap
Include a hollow pull bar (4), the left end of described pull bar (4) stretches in described power transmission shaft (5) simultaneously from the right-hand member of described power transmission shaft (5)
It is threaded connection with the right-hand member of described screw rod (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126001.5A CN104690936B (en) | 2015-03-20 | 2015-03-20 | Hydraulic motor-driven extruder retaining torque transmission case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126001.5A CN104690936B (en) | 2015-03-20 | 2015-03-20 | Hydraulic motor-driven extruder retaining torque transmission case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104690936A CN104690936A (en) | 2015-06-10 |
| CN104690936B true CN104690936B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510126001.5A Active CN104690936B (en) | 2015-03-20 | 2015-03-20 | Hydraulic motor-driven extruder retaining torque transmission case |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239859A (en) * | 2016-09-27 | 2016-12-21 | 青岛科技大学 | A kind of single screw rod screw rod for rubber extruder drive sleeve |
| CN109340353A (en) * | 2018-12-04 | 2019-02-15 | 常州长浪齿轮箱有限公司 | Extruder gearbox |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202176699U (en) * | 2011-07-27 | 2012-03-28 | 南京盖因特机电有限责任公司 | Long shaft output shaft structure of three-shaft transmission system of equidirectional parallel double-screw extrusion machine |
| CN202241890U (en) * | 2011-09-02 | 2012-05-30 | 江阴齿轮箱制造有限公司 | Decelerator of rubber single-screw extruder |
| CN204083077U (en) * | 2014-07-15 | 2015-01-07 | 江苏泰来减速机有限公司 | A kind of air-cooled plastic extruder planetary reduction gear |
| CN204553772U (en) * | 2015-03-20 | 2015-08-12 | 天津赛象科技股份有限公司 | Hydraulic motor-driven extruder retaining torque transmission case |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61263835A (en) * | 1985-05-17 | 1986-11-21 | Iseki & Co Ltd | Hydraulic transmission gear |
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2015
- 2015-03-20 CN CN201510126001.5A patent/CN104690936B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202176699U (en) * | 2011-07-27 | 2012-03-28 | 南京盖因特机电有限责任公司 | Long shaft output shaft structure of three-shaft transmission system of equidirectional parallel double-screw extrusion machine |
| CN202241890U (en) * | 2011-09-02 | 2012-05-30 | 江阴齿轮箱制造有限公司 | Decelerator of rubber single-screw extruder |
| CN204083077U (en) * | 2014-07-15 | 2015-01-07 | 江苏泰来减速机有限公司 | A kind of air-cooled plastic extruder planetary reduction gear |
| CN204553772U (en) * | 2015-03-20 | 2015-08-12 | 天津赛象科技股份有限公司 | Hydraulic motor-driven extruder retaining torque transmission case |
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| Publication number | Publication date |
|---|---|
| CN104690936A (en) | 2015-06-10 |
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Application publication date: 20150610 Assignee: Tianjin Qingchuan Technology Co.,Ltd. Assignor: Tianjin Saixiang Technology Co.,Ltd. Contract record no.: X2022120000028 Denomination of invention: Non return torque transmission box for hydraulic motor driven extruder Granted publication date: 20170308 License type: Common License Record date: 20220516 |