CN104690936A - Retaining torsion transmission box for hydraulic motor driven extruder - Google Patents
Retaining torsion transmission box for hydraulic motor driven extruder Download PDFInfo
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- CN104690936A CN104690936A CN201510126001.5A CN201510126001A CN104690936A CN 104690936 A CN104690936 A CN 104690936A CN 201510126001 A CN201510126001 A CN 201510126001A CN 104690936 A CN104690936 A CN 104690936A
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- bearing
- extruder
- transmission shaft
- hydraulic motor
- power transmission
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a retaining torsion transmission box for a hydraulic motor driven extruder. A first bearing is installed between the left end of a transmission shaft and a box body. The left side of the first bearing is provided with a left end cover used for fixing the first bearing, and the right side of the first bearing is provided with a third bearing. A right end cover, a nut, a thrust ball bearing, a middle end cover and a second bearing which are arranged on the transmission shaft in a sleeving mode are sequentially installed between the transmission shaft and the right end of the box body front right to left. A framework oil seal is installed between the right end cover and the transmission shaft. A screw rod of the extruder extends into the transmission shaft from the left end to be matched with inner splines. A hollow shaft of a hydraulic motor is matched with outer splines. A transmission gear is connected to a side pressing roller of the extruder. The two ends of the box body are fixedly connected with the hydraulic motor and a feeding machine barrel of the extruder respectively. By the adoption of the retaining torsion transmission box for the hydraulic motor driven extruder, torsion generated by the hydraulic motor can be transferred to the extruder, huge thrust produced when the extruder works is overcome, and meanwhile good machining and assembly are ensured.
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 adopt interchange or direct current generator to drive the reductor with thrust bearing to drive by shaft coupling or driving-belt, and as shown in Figure 1, motor 31 is connected with extruder by reductor 32, usually all select relatively high power motor 31, observable index is more outstanding.Reductor 32 generally adopts three grades of parallel axes patterns, and volume is comparatively large, and the space that corresponding frame takies is more, and especially when multimachine co-extrusion or compound extruded, the problem that takes up room is particularly outstanding.In addition, cost is higher, fault phase contrasts defect more frequently to use high-power speed-adjusting device also to exist.
Constantly improve along with fluid motor-driven technology and extensively and profoundly, adopt hydraulic motor Direct driver Rubber Extruder will be benefited in many aspects, as energy consumption, volume, weight, fault rate etc.This just needs a kind of device and Rubber Extruder and fluid motor-driven is linked together, on the one hand the high pulling torque that hydraulic motor produces is passed to extruder, to overcome simultaneously and make power transmission shaft huge thrust backward due to what produce when extruder works, and ensure process and assemble well.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of torque transmission case for connecting fluid pressure motor and extruder.
Therefore, technical scheme of the present invention is as follows:
A kind of hydraulic motor-driven extruder retaining torque transmission case, comprises casing and the hollow power transmission shaft through described box house, wherein:
Be provided with clutch shaft bearing between the left end of described power transmission shaft and described casing, the left side of described clutch shaft bearing is provided with and is provided with the 3rd bearing for the left end cap of fixing described clutch shaft bearing, right side, and the left end of described left end cap and described casing is fixed by screw;
The right end cap be set on described power transmission shaft, nut, thrust ball bearing, middle end cap and the second bearing are installed between the right-hand member of described power transmission shaft and described casing from right to left successively, described middle end cap to be fixedly connected with described casing by screw thus to compress described second bearing, described nut coordinates with the right side of described middle end cap with fixing described thrust ball bearing, is provided with outside framework oil seal between described right end cap and described power transmission shaft;
The outer wall inwall outer wall of the left end of described power transmission shaft being provided with external gear, left end being provided with internal spline, right-hand member is provided with external splines, the screw rod of extruder stretches in described power transmission shaft from left end and coordinates with described internal spline, the hollow shaft of hydraulic motor matches with described external splines, and described travelling gear is connected to the other pressure roller of extruder;
The two ends of described casing are fixedly connected with hydraulic motor with the feeding machine barrel of extruder 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, is Rubber Extruder transmitting torque specially and bears thrust.This transmission case carries thrust bearing clearance adjustment mechanism, to ensure the concentricity between power transmission shaft and adpting flange.
Described transmission case also comprises a hollow pull bar, and the left end of described pull bar to stretch in described power transmission shaft and right-hand member in described screw rod is threaded connection from the right-hand member of described power transmission shaft, and water pipe is connected to described screw rod through described pull bar.
Transmission case in the present invention, achieve the mechanical connection of extruder barrel, screw rod and power source hydraulic motor, the huge thrust that when extruder works, material produces screw rod can be born, and ensure axis and the coaxial precision of adpting flange, effectively reduce the heel and toe wear produced due to concentricity between screw rod and machine barrel, improve extruder service life, and compact conformation, simply, significantly reduce machine volume and weight, effectively reduce equipment failure rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of Rubber Extruder and driving mechanism in prior art;
Fig. 2 is the structural representation of the retaining torque transmission case according to the embodiment 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 back twist power transmission case and is connected with extruder;
Fig. 5 is the structural representation that Fig. 2 stops back twist power transmission case and is connected with extruder and hydraulic motor.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
As shown in Figures 2 to 5, hydraulic motor-driven extruder retaining torque transmission case according to an embodiment of the invention, comprises casing 1 and the hollow power transmission shaft 5 through described casing 1 inside, wherein:
Between the left end of described power transmission shaft 5 and described casing 1, clutch shaft bearing 6 is installed, the left side of described clutch shaft bearing 6 is provided with and is provided with the 3rd bearing 3 for the left end cap 2 of fixing described clutch shaft bearing 6, right side, and described left end cap 2 is fixed by screw with the left end of described casing 1;
The right end cap 11 be set on described power transmission shaft 5, nut 9, thrust ball bearing 8, middle end cap 12 and the second bearing 7 are installed between described power transmission shaft 5 and the right-hand member of described casing 1 from right to left successively, described middle end cap 12 to be fixedly connected with described casing 1 by screw thus to compress described second bearing 7, described nut 9 coordinates with the right side of described middle end cap 12 with fixing described thrust ball bearing 8, is provided with outside framework oil seal 10 between described right end cap 11 and described power transmission shaft 5;
The outer wall inwall outer wall of the left end of described power transmission shaft 5 being provided with external gear c, left end being provided with internal spline b, right-hand member is provided with external splines a, the screw rod 20 of extruder stretches in described power transmission shaft 5 from left end and coordinates with described internal spline b, the hollow shaft of hydraulic motor matches with described external splines a, and described travelling gear c is connected to the other pressure roller 22 of extruder;
Also comprise a hollow pull bar, the left end of described pull bar to stretch in described power transmission shaft and right-hand member in described screw rod is threaded connection from the right-hand member of described power transmission shaft.
The two ends of described casing 1 are fixedly connected with hydraulic motor with the feeding machine barrel of extruder respectively.
Wherein, described clutch shaft bearing 6 and described second bearing 7 can be cylinder roller bearing, and described 3rd bearing 3 can be taper roll bearing.
In this technical scheme, as shown in Figure 4 and Figure 5, transmission case 23 is arranged between Rubber Extruder 21 and power source hydraulic motor 24, is Rubber Extruder 21 transmitting torque specially and bears thrust.This transmission case 23 carries thrust bearing clearance adjustment mechanism, to ensure the concentricity between power transmission shaft 5 and adpting flange.
Described transmission case also comprises a hollow pull bar 4, and the left end of described pull bar 4 to stretch in described power transmission shaft 5 from the right-hand member of described power transmission shaft 5 and is threaded connection with the right-hand member of described screw rod 20, and water pipe is connected to described screw rod 20 through described pull bar 4.
Transmission case in the present invention, achieve the mechanical connection of extruder barrel, screw rod and power source (hydraulic motor), the huge thrust that when extruder works, material produces screw rod can be born, and ensure axis and the coaxial precision of adpting flange, effectively reduce the heel and toe wear produced due to concentricity between screw rod and machine barrel, improve extruder service life, and compact conformation, simply, significantly reduce machine volume and weight, effectively reduce equipment failure rate.
For 250 Rubber Extruders of fluid motor-driven with retaining torque transmission case apparatus, the flange at casing 1 two ends of tubular is connected with the feeding machine barrel of extruder and the mounting flange of hydraulic motor respectively, power transmission shaft 5 left end of hollow is connected with extruder screw 20 with pull bar 4 by internal spline b, the power transmission shaft 5 left end external gear c of hollow is connected with other pressure roller 22, the right-hand member of power transmission shaft 5 is connected with the hollow shaft of hydraulic motor by external splines a, one by left end cap 2, middle end cap 12, right end cap 11, second bearing 3 (taper roll bearing), clutch shaft bearing 6 (cylinder roller bearing), 3rd bearing 7 (cylinder roller bearing), the assembly that thrust ball bearing 8 and nut 9 form can change the relative axial position of power transmission shaft 5 and casing 1 by trace, for adjusting the gap of thrust ball bearing 8, to ensure the coaxial precision of power transmission shaft 5 and casing 1, reduce processing and assembly difficulty simultaneously, the heel and toe wear that effective minimizing produces due to concentricity between screw rod and machine barrel, improve extruder service life.Adopt cylinder roller bearing support can ensure that power transmission shaft 5 is arranged in casing 1 and realize good stable rotation; The huge thrust that when adopting taper roll bearing and thrust ball bearing 8 to ensure that extruder works, material produces screw rod; In addition, acted on by outside framework oil seal 10, can control and realize sealing good in operation process.
In sum, content of the present invention is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present invention, but this embodiment all comprises within the scope of the present invention.
Claims (4)
1. a hydraulic motor-driven extruder retaining torque transmission case, is characterized in that, comprises casing (1) and the hollow power transmission shaft (5) through described casing (1) inside, wherein:
Between the left end of described power transmission shaft (5) and described casing (1), clutch shaft bearing (6) is installed, the left side of described clutch shaft bearing (6) is provided with and is provided with the 3rd bearing (3) for the left end cap (2) of fixing described clutch shaft bearing (6), right side, and described left end cap (2) is fixed by screw with the left end of described casing (1);
The right end cap (11) be set on described power transmission shaft (5) is installed between the right-hand member of described power transmission shaft (5) and described casing (1) from right to left successively, nut (9), thrust ball bearing (8), middle end cap (12) and the second bearing (7), described middle end cap (12) to be fixedly connected with described casing (1) by screw thus to compress described second bearing (7), described nut (9) coordinates with fixing described thrust ball bearing (8) with the right side of described middle end cap (12), outside framework oil seal (10) is installed between described right end cap (11) and described power transmission shaft (5),
The outer wall inwall outer wall of the left end of described power transmission shaft (5) being provided with external gear (c), left end being provided with internal spline (b), right-hand member is provided with external splines (a), the screw rod (20) of extruder stretches in described power transmission shaft (5) from left end and coordinates with described internal spline (b), the hollow shaft of hydraulic motor matches with described external splines (a), and described travelling gear (c) is connected to the other pressure roller (22) of extruder;
The two ends of described casing (1) are fixedly connected with hydraulic motor with the feeding machine barrel of extruder respectively.
2. hydraulic motor-driven extruder retaining torque transmission case according to claim 1, it is characterized in that, described clutch shaft bearing (6) and described second bearing (7) are cylinder roller bearing.
3. hydraulic motor-driven extruder retaining torque transmission case according to claim 1, is characterized in that, described 3rd bearing (3) is taper roll bearing.
4. hydraulic motor-driven extruder retaining torque transmission case according to claim 1, it is characterized in that, also comprise a hollow pull bar (4), the left end of described pull bar (4) to stretch in described power transmission shaft (5) from the right-hand member of described power transmission shaft (5) and 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 |
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| CN104690936A true CN104690936A (en) | 2015-06-10 |
| CN104690936B CN104690936B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510126001.5A Active CN104690936B (en) | 2015-03-20 | 2015-03-20 | Hydraulic motor-driven extruder retaining torque transmission case |
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Cited By (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 (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61263835A (en) * | 1985-05-17 | 1986-11-21 | Iseki & Co Ltd | Hydraulic transmission gear |
| 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 |
-
2015
- 2015-03-20 CN CN201510126001.5A patent/CN104690936B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61263835A (en) * | 1985-05-17 | 1986-11-21 | Iseki & Co Ltd | Hydraulic transmission gear |
| 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 |
Cited By (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 |
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| Publication number | Publication date |
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| CN104690936B (en) | 2017-03-08 |
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| EE01 | Entry into force of recordation of patent licensing contract |
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 |
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| EE01 | Entry into force of recordation of patent licensing contract |