CN204083077U - A kind of air-cooled plastic extruder planetary reduction gear - Google Patents
A kind of air-cooled plastic extruder planetary reduction gear Download PDFInfo
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- CN204083077U CN204083077U CN201420389604.5U CN201420389604U CN204083077U CN 204083077 U CN204083077 U CN 204083077U CN 201420389604 U CN201420389604 U CN 201420389604U CN 204083077 U CN204083077 U CN 204083077U
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Abstract
The utility model relates to a kind of air-cooled plastic extruder planetary reduction gear, comprise and being arranged in casing and the input shaft of transmission successively, driving mechanism and output shaft, built-in cylinder is connected to the output terminal of casing and is connected with casing output terminal end face through flange, output shaft is supported on built-in cylinder through two clutch shaft bearings, the external part of output shaft is socketed with thrust cylinder, and thrust cylinder is fixedly connected on the exterior edge face of built-in cylinder through circular ring cover; Cylinder end cap is connected to casing input end, and input shaft is supported on cylinder end cap through two the second bearings, is tightly connected between the end face outside of cylinder end cap and casing input end end face through circle ring disk; The second built-in cylinder is connected with between the inner side end of cylinder end cap and the inner side end of built-in cylinder, enclose with built-in cylinder, cylinder end cap and cabinet wall and be connected into airtight folder chamber, folder passes into circulating wind in chamber, discharged by air outlet window after folder cavity circulation, replace the driving of parallel axes with the transmission of planet wheel wheel, reduce speed reducer volume, overload capacity is large.
Description
Technical field
The utility model relates to a kind of speed reducer, is specifically related to a kind of air-cooled plastic extruder planetary reduction gear.
Background technique
Existing ZLYJ plastic speed reducer special for extruder is that ZLY type two-stage parallel axis hard-tooth surface gear reducer arranges thrust-bearing, in order to bear the improvement type of plastics machine screw axial power, has that volume is little, bearing capacity is high, stable drive, noise are low, efficiency high.According to speed reducer industry sources statistics, ZLYJ plastic speed reducer special for extruder is one of special reduction gear product that the existing Domestic market Accounting amount of having is maximum, imitation producer is maximum.There are following two large defects in ZLYJ plastic speed reducer special for extruder:
1. in the plastic barrel that connects of speed reducer front end, screw rod is in the condition of high temperature, to cause in decelerating chassis oil temperature to rise, thus must arrange and force oily circulating cooler, so that adds additional manufacture cost and add complete machine weight; 2. the light weight degree of the driving of parallel axes is lower than Gear Planet Transmission, and Gear Planet Transmission comprises planet and the large class of few teeth difference (involute and cycloid) two.
Summary of the invention
For solving deficiency of the prior art, this practical object is to provide with air-cooled alternative forced oil cooling radiator cooler to reduce manufacture cost; The existing ZLYJ driving of parallel axes is replaced, to improve the light weight degree of retarder by the multiple tooth cycloid pinwheel planetary gear transmission system to engagement; Bearing capacity is large, volume is little, the air-cooled plastic extruder planetary reduction gear of lightweight one.
For reaching above object, the technological scheme that the utility model is taked is:
A kind of air-cooled plastic extruder planetary reduction gear, comprise casing and to be arranged in casing and the input shaft of transmission successively, driving mechanism and output shaft, built-in cylinder and cylinder end cap is provided with in described casing, described built-in cylinder is connected to the output terminal of casing and is connected with casing output terminal end face through flange, described output shaft is supported on built-in cylinder through two clutch shaft bearings, the external part of described output shaft is socketed with thrust cylinder, and described thrust cylinder is fixedly connected on the exterior edge face of built-in cylinder through circular ring cover; Described cylinder end cap is connected to casing input end, and described input shaft is supported on cylinder end cap through two the second bearings, is tightly connected between the end face outside of described cylinder end cap and casing input end end face through circle ring disk; The second built-in cylinder is connected with between the inner side end of described cylinder end cap and the inner side end of built-in cylinder, the outer wall of the inwall of described casing and built-in cylinder, the second built-in cylinder and cylinder end cap encloses to connect and forms airtight folder chamber, described casing top is provided with the air outlet window in the airtight folder chamber of UNICOM, the side of casing is provided with axial-flow blower, described axial-flow blower exhaust outlet and airtight Jia Qiang UNICOM;
Further, described driving mechanism comprises two-stage planetary mechanism, described first planet mechanism comprises the first sun gear, the first ring gear, the first row carrier, the first row star-wheel and the first pin, described first sun gear is arranged at the axle head of input shaft, described first ring gear is installed on the inwall of the second built-in cylinder, described the first row star-wheel is installed on the first row carrier through the first pin, described the first row star-wheel and the first ring gear engagement driving; Described second planetary mechanism comprises the second sun gear, the second ring gear, the second planet carrier, the second planet wheel and the second pin, described second sun gear is coaxially connected with the first row carrier, described second ring gear is installed on the inwall of built-in cylinder, described second planet carrier is supported on the endoporus of the second built-in cylinder through bearing, described second planet wheel is installed on the second planet carrier through pin, described second planet wheel and the second ring gear engagement driving, described second planet carrier is coaxially connected with output shaft.
Again further, the outer surface of described cylinder end cap and built-in cylinder is provided with multiple heat radiation gusset.
After taking above technological scheme, the beneficial effects of the utility model are:
1. enclose with built-in cylinder, cylinder end cap and cabinet wall and be connected into airtight folder chamber, folder passes into circulating wind in chamber, provides wind regime by axial-flow blower, and wind is discharged by air outlet window after folder cavity circulation, and structure is simple, controls, easy to adjust, reliability is high, low cost of manufacture.
2. replace the driving of parallel axes with the transmission of planet wheel wheel, reduce speed reducer volume, overload capacity is large.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: casing 1, built-in cylinder 2, clutch shaft bearing 3, thrust roller bearing 4, thrust cylinder 5, circular ring cover 6, bearing support 7, output shaft 8, jack shaft 9, second ring gear 10, second planet wheel 11, second pin 12, cylinder end cap 13, second planet carrier 14, second bearing 15, input shaft 16, circle ring disk 17, the second sun gear 18, heat radiation gusset 19, first sun gear 20, first ring gear 21, the first row star-wheel 22, first pin 23, the built-in cylinder 25 of the first row carrier 24, second, axial-flow blower 26, ventilating fan 27.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described:
As shown in the figure, a kind of air-cooled plastic extruder cycloid reduction device, comprise casing 1 and the input shaft 16 being arranged at also transmission successively in casing, driving mechanism and output shaft 8, built-in cylinder 2 and cylinder end cap 13 is provided with in described casing, described built-in cylinder 2 is connected to the output terminal of casing 1 and is connected with casing 1 output terminal end face through flange, described output shaft 8 is supported on built-in cylinder 2 through two clutch shaft bearings 3, bearing support 7 is provided with outside described clutch shaft bearing 3, described bearing support 7 endoporus coordinates with the outer ring of the thrust roller bearing 4 be socketed on output shaft 8, the end face outside of described thrust roller bearing 4 is spacing by thrust cylinder 5, described thrust cylinder 5 is enclosed within output shaft 8 axle head, described thrust cylinder 5 is by circular ring cover 6 axial limiting, described cylinder end cap 13 is connected to the input end of casing 1, and described input shaft 16 is supported in cylinder end cap 13 through two the second bearings 15, is tightly connected between the end face outside of described cylinder end cap 13 and casing 1 input end end face through circle ring disk 17, the second built-in cylinder 25 is connected with between the inner side end of described cylinder end cap 13 and the inner side end of built-in cylinder 2, the outer wall of the inwall of described casing 1 and built-in cylinder 2, cylinder end cap 13 and the second built-in cylinder 25 encloses to connect and forms airtight folder chamber, and the outer surface of the built-in cylinder 25 of described cylinder end cap 13, second and built-in cylinder 2 is provided with multiple heat radiation gusset 19, described casing top is provided with the air outlet window 27 in the airtight folder chamber of UNICOM, and the side of casing is provided with axial-flow blower 26, described axial-flow blower 26 exhaust outlet and airtight Jia Qiang UNICOM,
Described driving mechanism comprises two-stage planetary mechanism, described first planet mechanism comprises the first sun gear 20, first ring gear 21, the first row carrier 24, the first row star-wheel 22 and the first pin 23, described first sun gear 20 is arranged at the axle head of input shaft 16, described first sun gear 20 is arranged at input shaft 16 and is integrated part, described first ring gear 21 is installed on the inwall of the second built-in cylinder 25, described the first row star-wheel 22 is installed on the first row carrier through the first pin 23, described the first row star-wheel 22 and the first ring gear 21 engagement driving, described second planetary mechanism comprises the second sun gear 18, second ring gear 10, second planet carrier 14, second planet wheel 11 and the second pin 12, described second sun gear 18 is coaxially connected with the first row carrier 24 through jack shaft 9, described two sun gears 18 are integrated part with jack shaft 9, described jack shaft 9 to be connected or jack shaft 9 is integrated part with the first row carrier 24 through key and the first row carrier 24 are coaxial, described second ring gear 10 is installed on the inwall of built-in cylinder 2, described second planet carrier 14 is supported on the endoporus of the second built-in cylinder 25 through bearing, described second planet wheel 11 is installed on the second planet carrier 14 through the second pin 12, described second planet wheel 11 and the second ring gear 10 engagement driving, described second planet carrier 14 and output shaft 8 be coaxial to be connected or described second planet carrier 14 is integrated part with output shaft 8.
Claims (2)
1. an air-cooled plastic extruder planetary reduction gear, comprise casing and to be arranged in casing and the input shaft of transmission successively, driving mechanism and output shaft, it is characterized in that, built-in cylinder and cylinder end cap is provided with in described casing, described built-in cylinder is connected to the output terminal of casing and is connected with casing output terminal end face through flange, described output shaft is supported on built-in cylinder through two clutch shaft bearings, the external part of described output shaft is socketed with thrust cylinder, and described thrust cylinder is fixedly connected on the exterior edge face of built-in cylinder through circular ring cover; Described cylinder end cap is connected to casing input end, and described input shaft is supported on cylinder end cap through two the second bearings, is tightly connected between the end face outside of described cylinder end cap and casing input end end face through circle ring disk; The second built-in cylinder is connected with between the inner side end of described cylinder end cap and the inner side end of built-in cylinder, the outer wall of the inwall of described casing and built-in cylinder, the second built-in cylinder and cylinder end cap encloses to connect and forms airtight folder chamber, described casing top is provided with the air outlet window in the airtight folder chamber of UNICOM, the side of casing is provided with axial-flow blower, described axial-flow blower exhaust outlet and airtight Jia Qiang UNICOM; Described driving mechanism comprises two-stage planetary mechanism, described first planet mechanism comprises the first sun gear, the first ring gear, the first row carrier, the first row star-wheel and the first pin, described first sun gear is arranged at the axle head of input shaft, described first ring gear is installed on the inwall of the second built-in cylinder, described the first row star-wheel is installed on the first row carrier through the first pin, described the first row star-wheel and the first ring gear engagement driving; Described second planetary mechanism comprises the second sun gear, the second ring gear, the second planet carrier, the second planet wheel and the second pin, described second sun gear is coaxially connected with the first row carrier, described second ring gear is installed on the inwall of built-in cylinder, described second planet carrier is supported on the endoporus of the second built-in cylinder through bearing, described second planet wheel is installed on the second planet carrier through pin, described second planet wheel and the second ring gear engagement driving, described second planet carrier is coaxially connected with output shaft.
2. the air-cooled plastic extruder planetary reduction gear of one according to claim 1, is characterized in that, the outer surface of described cylinder end cap and built-in cylinder is provided with multiple heat radiation gusset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420389604.5U CN204083077U (en) | 2014-07-15 | 2014-07-15 | A kind of air-cooled plastic extruder planetary reduction gear |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420389604.5U CN204083077U (en) | 2014-07-15 | 2014-07-15 | A kind of air-cooled plastic extruder planetary reduction gear |
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| CN204083077U true CN204083077U (en) | 2015-01-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141744A (en) * | 2014-07-15 | 2014-11-12 | 江苏泰来减速机有限公司 | Planetary reduction gear of air-cooling plastic extruder |
| CN104690936A (en) * | 2015-03-20 | 2015-06-10 | 天津赛象科技股份有限公司 | Retaining torsion transmission box for hydraulic motor driven extruder |
| CN104141744B (en) * | 2014-07-15 | 2017-01-04 | 江苏泰来减速机有限公司 | Air-cooled plastic extruder planetary speed reducer |
-
2014
- 2014-07-15 CN CN201420389604.5U patent/CN204083077U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141744A (en) * | 2014-07-15 | 2014-11-12 | 江苏泰来减速机有限公司 | Planetary reduction gear of air-cooling plastic extruder |
| CN104141744B (en) * | 2014-07-15 | 2017-01-04 | 江苏泰来减速机有限公司 | Air-cooled plastic extruder planetary speed reducer |
| CN104690936A (en) * | 2015-03-20 | 2015-06-10 | 天津赛象科技股份有限公司 | Retaining torsion transmission box for hydraulic motor driven extruder |
| CN104690936B (en) * | 2015-03-20 | 2017-03-08 | 天津赛象科技股份有限公司 | Hydraulic motor-driven extruder retaining torque transmission case |
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