CN102699234A - Driving mechanism for steel bar bender - Google Patents
Driving mechanism for steel bar bender Download PDFInfo
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- CN102699234A CN102699234A CN201210170319XA CN201210170319A CN102699234A CN 102699234 A CN102699234 A CN 102699234A CN 201210170319X A CN201210170319X A CN 201210170319XA CN 201210170319 A CN201210170319 A CN 201210170319A CN 102699234 A CN102699234 A CN 102699234A
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Abstract
The invention discloses a driving mechanism for a steel bar bender. The driving mechanism for the steel bar bender comprises a stand, a driving mechanism and a rotary disk provided with a bending shaft, wherein the driving mechanism comprises a casing which is internally provided with a planetary reduction mechanism; the upper part of the casing is fixed on the stand below the rotary disk; the lower end of a central shaft is fixed at the bottom of the inner side of the casing; the upper end of the central shaft penetrates through and is protruded out of a central hole of the rotary disk; the bottom of the rotary disk is fixed at the output end of the planetary reduction mechanism; and the planetary reduction mechanism is hinged and supported between the casing and the central shaft. The driving mechanism disclosed by the invention has the benefits that the diameter of the central shaft can be increased and steel bars with greater diameters can be rotationally bent at large torque; a planetary carrier is driven by a planetary gear in the planetary reduction mechanism to do the output of the driving mechanism; stable transmission speed and high precision can be realized; and the casing and a gear ring are integrally processed, and thus the strength of wheel teeth is improved, processing error is reduced, the integral weight and size of the driving mechanism for the steel bar bender are reduced and the manufacturing cost is reduced.
Description
Technical field
What the present invention relates to is transmission mechanism, particularly be the transmission mechanism of angle-bender.
Background technology
Said angle-bender is the special equipment that is used for moment reinforcement, the angle-bender of prior art and comprise with connected transmission mechanism: casing; Be arranged on the central shaft on the cabinet panel; The bending axis that can center on the central shaft rotation of central shaft one side; Said bending axis is positioned at the eccentric end of cranking arm, transmission central shaft one end in the said core connect box of cranking arm, and the transmission central shaft other end connects the motor reducer output shaft.
There is following shortcoming in the transmission mechanism of the angle-bender of above-mentioned prior art: at first; The axiality that above-mentioned motor reducer output shaft and transmission central shaft are installed is strict; Deviation two central shaft serious wear are arranged slightly, not only reduced the durability of workpiece, also strengthened assembling and maintenance difficulty.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, provide a kind of angle-bender transmission mechanism central shaft fixed, can realize high pulling torque revolution, in the assembling axiality require low, the transmission mechanism of angle-bender simple in structure.
The technical scheme that solves the problems of the technologies described above is: a kind of transmission mechanism of angle-bender, and the transmission mechanism of said angle-bender comprises: frame; Transmission mechanism; The rotating disc of bending axis is housed, and said transmission mechanism comprises: the housing of planetary gear speed reducing mechanism is equipped with in its inside, and housing top is fixed on the frame below the rotating disc; Be fixed with the lower end of central shaft in said housing inside bottom, the centre bore of rotating disc is run through and protruded from said central shaft upper end; The bottom of said rotating disc is fixed on the output of planetary gear speed reducing mechanism, and said planetary gear speed reducing mechanism is hinged to be supported between housing and the central shaft.
The invention has the beneficial effects as follows: the present invention overcomes the deficiency of prior art; The fixed while of angle-bender transmission mechanism central shaft of the present invention is as the central shaft of angle-bender; Therefore the diameter of central shaft can strengthen, and can realize the bigger reinforcing bar of high pulling torque rotary bending diameter; The present invention adopts the moving planet carrier of the planet cingulum in the star reducing gear to do the output of transmission mechanism, can realize that transmission speed is steady, and precision is high; Housing of the present invention and gear ring are one processing, increase gear teeth intensity, reduce mismachining tolerance, alleviate angle-bender transmission mechanism overall weight and volume, reduce manufacturing cost.
Description of drawings
Fig. 1 is a contour structures front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the half sectional view of transmission mechanism among Fig. 1;
Fig. 4 is an A-A cutaway view among Fig. 3;
Fig. 5 is a B-B cutaway view among Fig. 3.
" sequence number explanation in the accompanying drawing "
1: bevel gear; 2: sun wheel body; 2a: first driving gear; 2b: second driving gear; 3: planet carrier; 3a: planet carrier gear; 4: the output planetary frame; 4a: the protruding axle of output planetary frame; 5a: first gear ring; 5b: second gear ring; 6: central shaft; 7: the first groups of planetary gears; 8: the second groups of planetary gears, 9: bearing; 10: connecting axle; 11: motor; 12,13,14,15: bearing; 16: bending axis; 17: rotating disc; 18,20: screw; 19: frame plate; 22: bolt; 23: reinforcing bar; 100: transmission mechanism; 200: frame; 300: housing.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are further detailed.
Fig. 1 is a contour structures front view of the present invention; Fig. 2 is the vertical view of Fig. 1; Fig. 3 is the half sectional view of transmission mechanism among Fig. 1; Fig. 4 is an A-A cutaway view among Fig. 3; Fig. 5 is a B-B cutaway view among Fig. 3.
The present invention provides a kind of transmission mechanism of angle-bender, and the transmission mechanism of said angle-bender comprises: frame 200; Transmission mechanism 100; The rotating disc 17 of bending axis 16 is housed.
Said transmission mechanism 100 comprises: the housing 300 of planetary gear speed reducing mechanism is equipped with in its inside, and housing 300 tops are fixed on the frame 200 below the rotating disc 17; Be fixed with the lower end of central shaft 6 in said housing 300 inside bottom, the centre bore of rotating disc 17 is run through and protruded from said central shaft 6 upper ends; The bottom of said rotating disc 17 is fixed on the output of planetary gear speed reducing mechanism, and said planetary gear speed reducing mechanism is hinged to be supported between housing 300 and the central shaft 6.
Said planetary gear speed reducing mechanism comprises triple reduction gearing:
First order deceleration device comprises: with the first driving gear 2a of the sun wheel body 2 of motor 11 gear of output end engagements, and said sun wheel body 2 hinged being supported between central shaft 6 and the housing 300, said sun wheel body 2 rotating speeds are lower than motor 11 rotating speeds.
Second level deceleration device comprises: first group of planetary gear 7; Said first group of planetary gear 7 is engaged between the first fixing gear ring 5a of the second driving gear 2b and the housing 300 of sun wheel body 2; Said first
Group planetary gear 7 hinged ends that are supported on planet carrier 3, the centre bore of said planet carrier 3 is sleeved on the central shaft 6, and said planet carrier 3 rotating speeds are lower than sun wheel body 2 rotating speeds.
Third level deceleration device comprises: second group of planetary gear 8; Said second group of planetary gear 8 is engaged between the second fixing gear ring 5b of planet carrier gear 3a and the housing 300 of planet carrier 3 other ends; Said second group of planetary gear, 8 hinged output planetary frame 4 one ends that are supported on; The protruding axle of the output planetary frame of output planetary frame 4 other ends 4a is fixed on the bottom of rotating disc 17 as the output of planetary gear speed reducing mechanism, and said output planetary frame 4 is hinged to be supported between central shaft 6 and the housing 300 and rotating speed is lower than planet carrier 3 rotating speeds.
The first driving gear 2a of said motor 11 gear of output end and sun wheel body 2 is bevel gears 1 of pair of meshing.
Said second group of planetary gear 8 is hinged on the connecting axle 10, and said connecting axle 10 is fixed on output planetary frame 4 one ends.
The said first gear ring 5a and the second gear ring 5b and housing 300 are integral structure.
For easy to process, as shown in Figure 3, the housing that will have the first gear ring 5a and the second gear ring 5b was opened making in 300 minutes, was combined as a whole with bolt 22 again.
More particularly, like Fig. 1, shown in Figure 2, housing 300 tops of angle-bender transmission mechanism provided by the invention are fixed on the frame plate 19 through screw 20, and frame plate 19 is arranged on the top of frame 200; Said rotating disc 17 is fastened on the output of the inner planetary gear speed reducing mechanism of housing 300 and with the rotation of planet reducing gear, between rotating disc 17 and frame plate 19 upper surfaces certain interval is arranged through screw 18.Rotating disc 17 has central through hole, and the central shaft 6 of planetary gear speed reducing mechanism is arranged in rotating disc 17 central through holes and protrudes the flex point of rotating disc 17 upper surfaces as moment reinforcement; Said central shaft 6 lower ends are weldingly fixed on the bottom of housing 300 inboards.
As shown in Figure 3, the first driving gear 2a of motor 11 gear of output end of the present invention and sun wheel body 2 adopts the bevel gear of pair of meshing, changes the transmission of power direction, is convenient to whole installation and simplified structure.
Describe in the face of planetary gear speed reducing mechanism triple reduction gearing of the present invention down:
In the said first order deceleration device, sun wheel body 2 is by bearing 14 and bearing 15 hinged being supported between central shaft 6 and the housing 300, and sun wheel body 2 is realized rotating under motor 11 drives.
In the deceleration device of the said second level; The second driving gear 2b that 2 rotations of sun wheel body drive rotates; Thereby driving first group of planetary gear 7 rotates; First group of planetary gear 7 is through the end of bearing 9 hinge mounted at planet carrier 3, because the first gear ring 5a is fixed, an end of planetary wheel carrier 3 is realized 2 grades of decelerations with 7 rotations of first group of planetary gear
In the said third level deceleration device; Because planet carrier 3 rotations drive the planet carrier gear 3a of planet carrier 3 other ends and rotate; Because the second gear ring 5b is fixed; Planet carrier gear 3a rotation just drives second group of planetary gear 8 and rotates, thereby second group of planetary gear 8 rotates for also driving output planetary frame 4 on the connecting axle 10 of one through bearing 9 hinged being supported on output planetary frame 4, and output planetary frame 4 is by bearing 12,13 hinged being supported between central shaft 6 and the housing 300; The protruding axle of the other end output planetary frame of output planetary frame 4 4a is fixed as one with screw 18 and rotating disc 17; Rotating disc 17 is rotated with output planetary frame 4, and the bending axis 16 on the rotating disc 17 rotates around central shaft 6, and the reinforcing bar 23 that is placed between rotating disc 17 top bending axis 16 and the central shaft 6 is carried out bending.
Claims (5)
1. the transmission mechanism of an angle-bender, the transmission mechanism of said angle-bender comprises: frame (200); Transmission mechanism (100); The rotating disc (17) of bending axis (16) is housed, it is characterized in that, said transmission mechanism (100) comprising: the housing (300) of planetary gear speed reducing mechanism is equipped with in its inside, and housing (300) top is fixed on the frame (200) below the rotating disc (17); Be fixed with the lower end of central shaft (6) in said housing (300) inside bottom, the centre bore of rotating disc (17) is run through and protruded from said central shaft (6) upper end; The bottom of said rotating disc (17) is fixed on the output of planetary gear speed reducing mechanism, and said planetary gear speed reducing mechanism is hinged to be supported between housing (300) and the central shaft (6).
2. according to the transmission mechanism of a kind of angle-bender described in the claim 1; It is characterized in that; Said every trade star reducing gear comprises triple reduction gearing: first order deceleration device comprises: with first driving gear (2a) of the sun wheel body (2) of motor (11) gear of output end engagement; Said sun wheel body (2) is hinged to be supported between central shaft (6) and the housing (300), and said sun wheel body (2) rotating speed is lower than motor (11) rotating speed;
Second level deceleration device comprises: first group of planetary gear (7); Said first group of planetary gear (7) is engaged between fixing first gear ring (5a) of second driving gear (2b) and the housing (300) of sun wheel body (2); The hinged end that is supported on planet carrier (3) of said first group of planetary gear (7), the centre bore of said planet carrier (3) is sleeved on the central shaft (6), and said planet carrier (3) rotating speed is lower than sun wheel body (2) rotating speed;
Third level deceleration device comprises: second group of planetary gear (8); Said second group of planetary gear (8) is engaged between fixing second gear ring (5b) of planet carrier gear (3a) and the housing (300) of planet carrier (3) other end; Hinged output planetary frame (4) one ends that are supported on of said second group of planetary gear (8); The protruding axle of the output planetary frame of output planetary frame (4) other end (4a) is fixed on the bottom of rotating disc (17) as the output of planetary gear speed reducing mechanism, and said output planetary frame (4) is hinged to be supported between central shaft (6) and the housing (300) and rotating speed is lower than planet carrier (3) rotating speed.
3. according to the transmission mechanism of a kind of angle-bender described in the claim 2, it is characterized in that first driving gear (2a) of said motor (11) gear of output end and sun wheel body (2) is the bevel gear of pair of meshing.
4. according to the transmission mechanism of a kind of angle-bender described in the claim 2, it is characterized in that said second group of planetary gear (8) is hinged on the connecting axle (10), said connecting axle (10) is fixed on output planetary frame (4) one ends.
5. according to the transmission mechanism of a kind of angle-bender described in the claim 2, it is characterized in that said first gear ring (5a) and second gear ring (5b) are integral structure with housing (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170319.XA CN102699234B (en) | 2012-05-29 | 2012-05-29 | Driving mechanism for steel bar bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210170319.XA CN102699234B (en) | 2012-05-29 | 2012-05-29 | Driving mechanism for steel bar bender |
Publications (2)
| Publication Number | Publication Date |
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| CN102699234A true CN102699234A (en) | 2012-10-03 |
| CN102699234B CN102699234B (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210170319.XA Active CN102699234B (en) | 2012-05-29 | 2012-05-29 | Driving mechanism for steel bar bender |
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| CN (1) | CN102699234B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959487A (en) * | 2015-08-04 | 2015-10-07 | 兖州煤业股份有限公司 | Steel bar bending equipment |
| CN109201954A (en) * | 2018-09-20 | 2019-01-15 | 河南永益同丰智能科技有限公司 | A kind of building iron processing unit (plant) and its application method |
| CN111790784A (en) * | 2020-07-06 | 2020-10-20 | 云南建投钢结构股份有限公司 | Bridge baffle stiffening ring bending machine |
| CN112893669A (en) * | 2021-02-05 | 2021-06-04 | 重庆大江国立精密机械制造有限公司 | Cooling and conveying mechanism for stamping parts |
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| US4856377A (en) * | 1987-01-07 | 1989-08-15 | Pratt & Whitney Canada Inc. | Planetary gear system for a gas turbine engine |
| JP2000257677A (en) * | 1999-03-08 | 2000-09-19 | Sumitomo Heavy Ind Ltd | Driving device |
| CN1734124A (en) * | 2004-03-03 | 2006-02-15 | 膴禛工程有限公司 | Multiple axial decelerator for bending machine |
| CN2788930Y (en) * | 2005-04-21 | 2006-06-21 | 许友富 | Hooping bending machine with adjustable bending angle |
| CN201287174Y (en) * | 2008-10-29 | 2009-08-12 | 天津市建科机械制造有限公司 | Steel-bar automatic hoop bender with synchronous belt drive mechanism |
| CN101791662A (en) * | 2009-11-20 | 2010-08-04 | 天津市建科机械制造有限公司 | Automatic bending machine capable of continuously bending steel bars with different semi-diameters |
| CN201651214U (en) * | 2010-04-23 | 2010-11-24 | 合肥工大工达机电有限责任公司 | Transmission device of steel bar bending machine |
| CN101961761A (en) * | 2010-11-09 | 2011-02-02 | 天津市建科机械制造有限公司 | Moving mechanism of automatic steel bar bender |
| CN101966550A (en) * | 2010-11-09 | 2011-02-09 | 天津市建科机械制造有限公司 | Driving device of horizontal automatic steel bar bender |
| CN202639152U (en) * | 2012-05-29 | 2013-01-02 | 建科机械（天津）股份有限公司 | Transmission mechanism provided with steel reinforcement bending device |
-
2012
- 2012-05-29 CN CN201210170319.XA patent/CN102699234B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4856377A (en) * | 1987-01-07 | 1989-08-15 | Pratt & Whitney Canada Inc. | Planetary gear system for a gas turbine engine |
| JP2000257677A (en) * | 1999-03-08 | 2000-09-19 | Sumitomo Heavy Ind Ltd | Driving device |
| CN1734124A (en) * | 2004-03-03 | 2006-02-15 | 膴禛工程有限公司 | Multiple axial decelerator for bending machine |
| CN2788930Y (en) * | 2005-04-21 | 2006-06-21 | 许友富 | Hooping bending machine with adjustable bending angle |
| CN201287174Y (en) * | 2008-10-29 | 2009-08-12 | 天津市建科机械制造有限公司 | Steel-bar automatic hoop bender with synchronous belt drive mechanism |
| CN101791662A (en) * | 2009-11-20 | 2010-08-04 | 天津市建科机械制造有限公司 | Automatic bending machine capable of continuously bending steel bars with different semi-diameters |
| CN201651214U (en) * | 2010-04-23 | 2010-11-24 | 合肥工大工达机电有限责任公司 | Transmission device of steel bar bending machine |
| CN101961761A (en) * | 2010-11-09 | 2011-02-02 | 天津市建科机械制造有限公司 | Moving mechanism of automatic steel bar bender |
| CN101966550A (en) * | 2010-11-09 | 2011-02-09 | 天津市建科机械制造有限公司 | Driving device of horizontal automatic steel bar bender |
| CN202639152U (en) * | 2012-05-29 | 2013-01-02 | 建科机械（天津）股份有限公司 | Transmission mechanism provided with steel reinforcement bending device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959487A (en) * | 2015-08-04 | 2015-10-07 | 兖州煤业股份有限公司 | Steel bar bending equipment |
| CN109201954A (en) * | 2018-09-20 | 2019-01-15 | 河南永益同丰智能科技有限公司 | A kind of building iron processing unit (plant) and its application method |
| CN111790784A (en) * | 2020-07-06 | 2020-10-20 | 云南建投钢结构股份有限公司 | Bridge baffle stiffening ring bending machine |
| CN112893669A (en) * | 2021-02-05 | 2021-06-04 | 重庆大江国立精密机械制造有限公司 | Cooling and conveying mechanism for stamping parts |
| CN112893669B (en) * | 2021-02-05 | 2022-12-02 | 重庆大江国立精密机械制造有限公司 | Cooling and conveying mechanism for stamping parts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102699234B (en) | 2014-06-18 |
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