CN105014141A - Differential gear train-constant diameter cam type bar hot shearing mechanism - Google Patents
Differential gear train-constant diameter cam type bar hot shearing mechanism Download PDFInfo
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- CN105014141A CN105014141A CN201510415546.8A CN201510415546A CN105014141A CN 105014141 A CN105014141 A CN 105014141A CN 201510415546 A CN201510415546 A CN 201510415546A CN 105014141 A CN105014141 A CN 105014141A
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Abstract
The invention discloses a differential gear train-constant diameter cam type bar hot shearing mechanism. The differential gear train-constant diameter cam type bar hot shearing mechanism is characterized in that a material containing platform used for horizontal mounting of heated bars and a bar clamping device are included; a hot shearing device is arranged on one side of the material containing platform and comprises a supporting frame, a motor, a spindle, a planet carrier and a sun wheel; the spindle is in shaft connection with the supporting frame and coaxially and fixedly connected with a driving shaft of the motor; the sun wheel is located in the planet carrier; a differential wheel component is arranged among the spindle, the planet carrier and the sun wheel; two planet wheels arranged symmetrically along the sun wheel are arranged in the planet carrier in a shaft connection mode and engaged with the sun wheel; a constant diameter cam mechanism is arranged between each planet wheel and the planet carrier and provided with a molding tool. The differential gear train-constant diameter cam type bar hot shearing mechanism has the advantages that the bars are shorn off, meanwhile, specific shapes, such as cone shapes, circular truncated cone shapes and arc shapes, are formed after the ends of the heated bars are extruded to be deformed, and high-quality original bars are provided for cross wedge rolling stub-bar-free rolling; the material utilization rate is high, production efficiency is high, and the structure of the whole mechanism is simple.
Description
Technical field
The present invention relates to the end hot forming mechanism of bar in Plastic Forming and field of machining, particularly relate to differential gear train-constant diameter cam type bar hot shearing mechanism that given shape is processed in a kind of end by the bar after heating.
Background technology
When Regularity of Workpiece of Cross Wedge Rolling is shaped, when the irregular flowing of metal causes rolled piece to be finally shaped, two ends there will be recessed heart phenomenon, and recessed heart part must be excised as waste material head, which results in the lumber recovery of cross wedge rolling usually below 85%.And the original blank of rolled piece is generally columniform bar-shaped, change the end shape of bar, as the shapes such as taper shape, truncated cone-shaped, arc are processed in bar end, greatly can improve the utilization rate of rolling stock, be current the most effectively, the strongest realization of versatility is without the process of stub bar cross wedge rolling.But in actual production, the general end shape adopting the mode of cutting or forge to process bar at present, and when cutting, waste material still exists, the production efficiency of forging is lower, therefore current method all cannot meet production requirement well, and waste of material is larger.
Summary of the invention
Technical problem to be solved by this invention is to provide that a kind of stock utilization is high, production efficiency is high and the better simply differential gear train of structure-constant diameter cam type bar hot shearing mechanism.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, what comprise the bar after installing heating for level puts material platform and bar clamping device, the described side of putting material platform is provided with the hot shearing the device simultaneously end of the bar after heating being processed into given shape for cutting off bar, described hot shearing device comprises bracing frame, motor, main shaft, planet support body and sun gear, described motor maintains static, described main shaft is coupling on described bracing frame, described main shaft is coaxially fixedly connected with the driving shaft of described motor, described sun gear is arranged in described planet support body, described main shaft and described planet support body, differential gear assembly is provided with between described sun gear, the symmetrically arranged planetary gear of sun gear described in two edges is connected with in described planet support body, described planetary gear is meshed with described sun gear, constant diameter cam mechanism is provided with between each described planetary gear and described planet support body, constant diameter cam mechanism described in two is symmetrical arranged along described sun gear, each described constant diameter cam mechanism is provided with forming tool.
Described differential gear assembly comprises the first driving gear, the second driving gear, the first driven gear and the second driven gear, the first described driving gear is coaxially fixedly connected with described main shaft respectively with the second described driving gear, the first described driven gear is coaxially fixedly connected with described sun gear, the first described driven gear is meshed with the first described driving gear, the second described driven gear is coaxially fixedly connected with described planet support body, and the second described driven gear is meshed with the second described driving gear.
Described a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, comprise horizontally disposed material returned cylinder, described sun gear and the first described driven gear are coaxially fixedly connected on described material returned cylinder respectively, the front opening of described material returned cylinder, add man-hour, described bar stretches in described material returned cylinder, the cone cylinder that the bar being convenient to process that the rear end of described material returned cylinder is wholely set open rearward end drops, after processing at one time, cut bar falls in material returned cylinder, pressing plate moves simultaneously and unclamp remaining bar, remaining bar is advanced to the right, the bar fallen in material returned cylinder is pushed to cone cylinder place, along with the continuous rotation of material returned cylinder, the bar processed drops from cone cylinder.
The gear ratio of described sun gear and described planetary gear is 1:1, and the gearratio of the first described driving gear and the first described driven gear is 7:6 or 8:7, and the gearratio of the second described driving gear and the second described driven gear is 1:1.
Described constant diameter cam mechanism comprises link and constant diameter cam, described planetary gear is coaxially fixedly installed planet axis, described planet axis is coupling in described planet support body and described planet support body is stretched out in end, described constant diameter cam is positioned at the outside of described planet support body and is fixedly connected with described planet axis, described planet support body is fixedly installed two radial slideways extended on the end face of described constant diameter cam, the two ends of described link are fixedly installed slide block respectively, described slide block radially slides with the slideway of its corresponding end and coordinates, the two ends of described link are connected with roller respectively, described roller rolls with the contoured surface of described constant diameter cam and coordinates, the contact point of the contoured surface of the roller described in two and described constant diameter cam lays respectively at the both sides of the fixing point of described planet axis and described constant diameter cam, the contact point of the contoured surface of the roller described in two and described constant diameter cam and the fixing point of described planet axis and described constant diameter cam 3 are positioned in same radial alignment, described forming tool is fixedly connected with described link.
Described forming tool is disc, the periphery of described forming tool is divided into the first machined surface and the second machined surface along its horizontal bisector plane, the first described machined surface and the second described machined surface are symmetrical arranged along described horizontal bisector plane, and the shape of the first described machined surface is all identical with the shape that bar end need process with the shape of the second described machined surface; Given shape is processed in the end of the bar after heating by this forming tool while cutting off bar.
The described upper end of putting material platform is provided with the lower V-type groove for the bar after horizontal positioned heating of indent, described bar clamping device comprises pressing plate and the first vertically fixing hydraulic cylinder, described pressing plate is positioned at the described top of putting material platform, the lower surface of described pressing plate is provided with indent and the upper V-type groove that position is corresponding with described lower V-type groove, the driving shaft of the first described hydraulic cylinder is fixedly connected with described pressing plate, moves up and down for driving described pressing plate.
The described opposite side putting material platform is provided with automatic ration pusher, when bar processes at one time, can realize the automatic feed remaining bar.
Described automatic ration pusher comprises the second fixing hydraulic cylinder of level, the driving shaft of the second described hydraulic cylinder is fixedly installed the push pedal for promoting bar movement.
Compared with prior art, advantage of the present invention is the combination transmission that hot shearing device in mechanism adopts differential gear train and constant diameter cam mechanism, forming tool is driven to move radially when constant diameter cam opposing rows carrier body rotates, thus radial direction progressively feeding while the uniform rotation of planet support body being changed into the bar rotary motion of forming tool after heating, specific shape is formed after making the end of the bar after heating produce crimp while cutting off bar, as taper shape, truncated cone-shaped, arc etc., for cross wedge rolling provides high-quality original bar without stub bar rolling, and stock utilization is high, production efficiency is high, the structure of whole mechanism is also simpler.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one;
Fig. 2 is the structural representation of the forming tool in the embodiment of the present invention one;
Fig. 3 is the structural representation of the constant diameter cam mechanism in the embodiment of the present invention one;
Fig. 4 is the front schematic view of the constant diameter cam mechanism in the embodiment of the present invention one;
Fig. 5 is that putting in the embodiment of the present invention one expects platform, pressing plate coordinates schematic diagram with bar;
Fig. 6 is the structural representation of the embodiment of the present invention two;
Fig. 7 is the structural representation of the embodiment of the present invention three;
Fig. 8 is the structural representation of the embodiment of the present invention four.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Embodiment one: as shown in the figure, a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, what comprise the bar 100 after installing heating for level puts material platform 1 and bar clamping device, the upper end of putting material platform 1 is provided with the lower V-type groove 11 for the bar 100 after horizontal positioned heating of indent, bar clamping device comprises pressing plate 2 and the first vertically fixing hydraulic cylinder 3, pressing plate 2 is positioned at the top of putting material platform 1, the lower surface of pressing plate 2 is provided with indent and the upper V-type groove 21 that position is corresponding with lower V-type groove 11, the driving shaft of the first hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the side of putting material platform 1 is provided with the hot shearing the device simultaneously end of the bar 100 after heating being processed into given shape for cutting off bar 100, hot shearing device comprises bracing frame 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, motor 5 maintains static, main shaft 6 is coupling on bracing frame 4, main shaft 6 is coaxially fixedly connected with the driving shaft of motor 5, sun gear 71 is arranged in planet support body 7, main shaft 6 and planet support body 7, differential gear assembly is provided with between sun gear 71, differential gear assembly comprises the first driving gear 61, second driving gear 62, first driven gear 63 and the second driven gear 64, first driving gear 61 is coaxially fixedly connected with main shaft 6 respectively with the second driving gear 62, first driven gear 63 is coaxially fixedly connected with sun gear 71, first driven gear 63 is meshed with the first driving gear 61, the gearratio of the first driving gear 61 and the first driven gear 63 is 7:6 or 8:7, second driven gear 64 is coaxially fixedly connected with planet support body 7, second driven gear 64 is meshed with the second driving gear 62, the gearratio of the second driving gear 62 and the second driven gear 64 is 1:1, two are provided with along the symmetrically arranged planetary gear 72 of sun gear 71 in planet support body 7, planetary gear 72 is coaxially fixedly installed planet axis 73, planet axis 73 is coupling in planet carrier body 7 and planet support body 7 is stretched out in end, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:1 with the gear ratio of planetary gear 72, constant diameter cam mechanism is provided with between each planet axis 73 and planet support body 7, Liang Ge constant diameter cam mechanism is symmetrical arranged along sun gear 71, constant diameter cam mechanism comprises link 8 and constant diameter cam 81, constant diameter cam 81 is positioned at the outside of planet support body 7 and is fixedly connected with planet axis 73, planet support body 7 is fixedly installed two radial slideways 82 extended on the end face of constant diameter cam 81, the two ends of link 8 are fixedly installed slide block 83 respectively, slide block 83 radially slides with the slideway 82 of its corresponding end and coordinates, the two ends of link 8 are connected with roller 84 respectively, roller 84 rolls with the contoured surface of constant diameter cam 81 and coordinates, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B lays respectively at the both sides of the fixing point O of planet axis 73 and constant diameter cam 81, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B and planet axis 73 are positioned in same radial alignment with the fixing point O 3 of constant diameter cam 81, link 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the periphery of forming tool 9 is divided into the first machined surface 92 and the second machined surface 93 along its horizontal bisector plane 91, first machined surface 92 and the second machined surface 93 transversely bisector plane 91 are symmetrical arranged, the shape of the first machined surface 92 is all identical with the shape that bar 100 end need process with the shape of the second machined surface 93.
Embodiment two: as shown in the figure, a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, comprise horizontally disposed material returned cylinder 10, platform 1 and bar clamping device are expected in putting of bar 100 after installing heating for level, the upper end of putting material platform 1 is provided with the lower V-type groove 11 for the bar 100 after horizontal positioned heating of indent, bar clamping device comprises pressing plate 2 and the first vertically fixing hydraulic cylinder 3, pressing plate 2 is positioned at the top of putting material platform 1, the lower surface of pressing plate 2 is provided with indent and the upper V-type groove 21 that position is corresponding with lower V-type groove 11, the driving shaft of the first hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the side of putting material platform 1 is provided with the hot shearing the device simultaneously end of the bar 100 after heating being processed into given shape for cutting off bar 100, hot shearing device comprises bracing frame 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, motor 5 maintains static, main shaft 6 is coupling on bracing frame 4, main shaft 6 is coaxially fixedly connected with the driving shaft of motor 5, sun gear 71 is arranged in planet support body 7, main shaft 6 and planet support body 7, differential gear assembly is provided with between sun gear 71, differential gear assembly comprises the first driving gear 61, second driving gear 62, first driven gear 63 and the second driven gear 64, first driving gear 61 is coaxially fixedly connected with main shaft 6 respectively with the second driving gear 62, first driven gear 63 is coaxially fixedly connected on material returned cylinder 10 respectively with sun gear 71, first driven gear 63 is meshed with the first driving gear 61, the gearratio of the first driving gear 61 and the first driven gear 63 is 7:6 or 8:7, second driven gear 64 is coaxially fixedly connected with planet support body 7, second driven gear 64 is meshed with the second driving gear 62, the gearratio of the second driving gear 62 and the second driven gear 64 is 1:1, two are provided with along the symmetrically arranged planetary gear 72 of sun gear 71 in planet support body 7, planetary gear 72 is coaxially fixedly installed planet axis 73, planet axis 73 is coupling in planet carrier body 7 and planet support body 7 is stretched out in end, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:1 with the gear ratio of planetary gear 72, constant diameter cam mechanism is provided with between each planet axis 73 and planet support body 7, Liang Ge constant diameter cam mechanism is symmetrical arranged along sun gear 71, constant diameter cam mechanism comprises link 8 and constant diameter cam 81, constant diameter cam 81 is positioned at the outside of planet support body 7 and is fixedly connected with planet axis 73, planet support body 7 is fixedly installed two radial slideways 82 extended on the end face of constant diameter cam 81, the two ends of link 8 are fixedly installed slide block 83 respectively, slide block 83 radially slides with the slideway 82 of its corresponding end and coordinates, the two ends of link 8 are connected with roller 84 respectively, roller 84 rolls with the contoured surface of constant diameter cam 81 and coordinates, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B lays respectively at the both sides of the fixing point O of planet axis 73 and constant diameter cam 81, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B and planet axis 73 are positioned in same radial alignment with the fixing point O 3 of constant diameter cam 81, link 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the periphery of forming tool 9 is divided into the first machined surface 92 and the second machined surface 93 along its horizontal bisector plane 91, first machined surface 92 and the second machined surface 93 transversely bisector plane 91 are symmetrical arranged, the shape of the first machined surface 92 is all identical with the shape that bar 100 end need process with the shape of the second machined surface 93, the front opening of material returned cylinder 10, add man-hour, bar 100 stretches in material returned cylinder 10, the cone cylinder 101 that the bar being convenient to process that the rear end of material returned cylinder 10 is wholely set open rearward end drops.
Embodiment three: as shown in the figure, a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, what comprise the bar 100 after installing heating for level puts material platform 1 and bar clamping device, the upper end of putting material platform 1 is provided with the lower V-type groove 11 for the bar 100 after horizontal positioned heating of indent, bar clamping device comprises pressing plate 2 and the first vertically fixing hydraulic cylinder 3, pressing plate 2 is positioned at the top of putting material platform 1, the lower surface of pressing plate 2 is provided with indent and the upper V-type groove 21 that position is corresponding with lower V-type groove 11, the driving shaft of the first hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the side of putting material platform 1 is provided with the hot shearing the device simultaneously end of the bar 100 after heating being processed into given shape for cutting off bar 100, hot shearing device comprises bracing frame 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, motor 5 maintains static, main shaft 6 is coupling on bracing frame 4, main shaft 6 is coaxially fixedly connected with the driving shaft of motor 5, sun gear 71 is arranged in planet support body 7, main shaft 6 and planet support body 7, differential gear assembly is provided with between sun gear 71, differential gear assembly comprises the first driving gear 61, second driving gear 62, first driven gear 63 and the second driven gear 64, first driving gear 61 is coaxially fixedly connected with main shaft 6 respectively with the second driving gear 62, first driven gear 63 is coaxially fixedly connected with sun gear 71, first driven gear 63 is meshed with the first driving gear 61, the gearratio of the first driving gear 61 and the first driven gear 63 is 7:6 or 8:7, second driven gear 64 is coaxially fixedly connected with planet support body 7, second driven gear 64 is meshed with the second driving gear 62, the gearratio of the second driving gear 62 and the second driven gear 64 is 1:1, two are provided with along the symmetrically arranged planetary gear 72 of sun gear 71 in planet support body 7, planetary gear 72 is coaxially fixedly installed planet axis 73, planet axis 73 is coupling in planet carrier body 7 and planet support body 7 is stretched out in end, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:1 with the gear ratio of planetary gear 72, constant diameter cam mechanism is provided with between each planet axis 73 and planet support body 7, Liang Ge constant diameter cam mechanism is symmetrical arranged along sun gear 71, constant diameter cam mechanism comprises link 8 and constant diameter cam 81, constant diameter cam 81 is positioned at the outside of planet support body 7 and is fixedly connected with planet axis 73, planet support body 7 is fixedly installed two radial slideways 82 extended on the end face of constant diameter cam 81, the two ends of link 8 are fixedly installed slide block 83 respectively, slide block 83 radially slides with the slideway 82 of its corresponding end and coordinates, the two ends of link 8 are connected with roller 84 respectively, roller 84 rolls with the contoured surface of constant diameter cam 81 and coordinates, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B lays respectively at the both sides of the fixing point O of planet axis 73 and constant diameter cam 81, the contact point A of the contoured surface of two rollers 84 and constant diameter cam 81, B and planet axis 73 are positioned in same radial alignment with the fixing point O 3 of constant diameter cam 81, link 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the periphery of forming tool 9 is divided into the first machined surface 92 and the second machined surface 93 along its horizontal bisector plane 91, first machined surface 92 and the second machined surface 93 transversely bisector plane 91 are symmetrical arranged, the shape of the first machined surface 92 is all identical with the shape that bar 100 end need process with the shape of the second machined surface 93, the opposite side putting material platform 1 is provided with automatic ration pusher, automatic ration pusher comprises the second fixing hydraulic cylinder 12 of level, the driving shaft of the second hydraulic cylinder 12 is fixedly installed the push pedal 13 for promoting bar 100 movement.
Embodiment four: as shown in the figure, a kind of differential gear train-constant diameter cam type bar hot shearing mechanism, it is on the basis of structure shown in embodiment two, also the opposite side putting material platform 1 is provided with automatic ration pusher, the driving shaft that automatic ration pusher comprises the second fixing hydraulic cylinder 12, second hydraulic cylinder 12 of level is fixedly installed the push pedal 13 for promoting bar 100 movement.
Claims (9)
1. differential gear train-constant diameter cam type bar hot shearing mechanism, it is characterized in that comprising putting of the bar after installing heating for level expects platform and bar clamping device, the described side of putting material platform is provided with the hot shearing the device simultaneously end of the bar after heating being processed into given shape for cutting off bar, described hot shearing device comprises bracing frame, motor, main shaft, planet support body and sun gear, described motor maintains static, described main shaft is coupling on described bracing frame, described main shaft is coaxially fixedly connected with the driving shaft of described motor, described sun gear is arranged in described planet support body, described main shaft and described planet support body, differential gear assembly is provided with between described sun gear, the symmetrically arranged planetary gear of sun gear described in two edges is connected with in described planet support body, described planetary gear is meshed with described sun gear, constant diameter cam mechanism is provided with between each described planetary gear and described planet support body, constant diameter cam mechanism described in two is symmetrical arranged along described sun gear, each described constant diameter cam mechanism is provided with forming tool.
2. a kind of differential gear train as claimed in claim 1-constant diameter cam type bar hot shearing mechanism, it is characterized in that described differential gear assembly comprises the first driving gear, second driving gear, first driven gear and the second driven gear, the first described driving gear is coaxially fixedly connected with described main shaft respectively with the second described driving gear, the first described driven gear is coaxially fixedly connected with described sun gear, the first described driven gear is meshed with the first described driving gear, the second described driven gear is coaxially fixedly connected with described planet support body, the second described driven gear is meshed with the second described driving gear.
3. a kind of differential gear train as claimed in claim 2-constant diameter cam type bar hot shearing mechanism, it is characterized in that comprising horizontally disposed material returned cylinder, described sun gear and the first described driven gear are coaxially fixedly connected on described material returned cylinder respectively, the front opening of described material returned cylinder, add man-hour, described bar stretches in described material returned cylinder, the cone cylinder that the bar being convenient to process that the rear end of described material returned cylinder is wholely set open rearward end drops.
4. a kind of differential gear train as claimed in claim 2-constant diameter cam type bar hot shearing mechanism, it is characterized in that the gear ratio of described sun gear and described planetary gear is 1:1, the gearratio of the first described driving gear and the first described driven gear is 7:6 or 8:7, and the gearratio of the second described driving gear and the second described driven gear is 1:1.
5. a kind of differential gear train as claimed in claim 1-constant diameter cam type bar hot shearing mechanism, it is characterized in that described constant diameter cam mechanism comprises link and constant diameter cam, described planetary gear is coaxially fixedly installed planet axis, described planet axis is coupling in described planet support body and described planet support body is stretched out in end, described constant diameter cam is positioned at the outside of described planet support body and is fixedly connected with described planet axis, described planet support body is fixedly installed two radial slideways extended on the end face of described constant diameter cam, the two ends of described link are fixedly installed slide block respectively, described slide block radially slides with the slideway of its corresponding end and coordinates, the two ends of described link are connected with roller respectively, described roller rolls with the contoured surface of described constant diameter cam and coordinates, the contact point of the contoured surface of the roller described in two and described constant diameter cam lays respectively at the both sides of the fixing point of described planet axis and described constant diameter cam, the contact point of the contoured surface of the roller described in two and described constant diameter cam and the fixing point of described planet axis and described constant diameter cam 3 are positioned in same radial alignment, described forming tool is fixedly connected with described link.
6. a kind of differential gear train as claimed in claim 1-constant diameter cam type bar hot shearing mechanism, it is characterized in that described forming tool is disc, the periphery of described forming tool is divided into the first machined surface and the second machined surface along its horizontal bisector plane, the first described machined surface and the second described machined surface are symmetrical arranged along described horizontal bisector plane, and the shape of the first described machined surface is all identical with the shape that bar end need process with the shape of the second described machined surface.
7. a kind of differential gear train as claimed in claim 1-constant diameter cam type bar hot shearing mechanism, it is characterized in that the described upper end of putting material platform is provided with the lower V-type groove for the bar after horizontal positioned heating of indent, described bar clamping device comprises pressing plate and the first vertically fixing hydraulic cylinder, described pressing plate is positioned at the described top of putting material platform, the lower surface of described pressing plate is provided with indent and the upper V-type groove that position is corresponding with described lower V-type groove, the driving shaft of the first described hydraulic cylinder is fixedly connected with described pressing plate, move up and down for driving described pressing plate.
8. a kind of differential gear train as described in claim 1 or 3-constant diameter cam type bar hot shearing mechanism, is characterized in that the described opposite side putting material platform is provided with automatic ration pusher.
9. a kind of differential gear train as claimed in claim 8-constant diameter cam type bar hot shearing mechanism, it is characterized in that described automatic ration pusher comprises the second fixing hydraulic cylinder of level, the driving shaft of the second described hydraulic cylinder being fixedly installed the push pedal for promoting bar movement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510415546.8A CN105014141B (en) | 2015-07-15 | 2015-07-15 | A kind of differential gear train-constant diameter cam type bar hot shearing mechanism |
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|---|---|---|---|
| CN201510415546.8A CN105014141B (en) | 2015-07-15 | 2015-07-15 | A kind of differential gear train-constant diameter cam type bar hot shearing mechanism |
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| CN105014141A true CN105014141A (en) | 2015-11-04 |
| CN105014141B CN105014141B (en) | 2017-05-31 |
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| CN109483298A (en) * | 2019-01-14 | 2019-03-19 | 香农工业设备制造南京有限公司 | A kind of high stability gear-box applied to milling sample machine |
| CN110478915A (en) * | 2019-08-01 | 2019-11-22 | 国汇机械制造泰州有限公司 | A kind of skyscraping wheel drive unit |
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Also Published As
| Publication number | Publication date |
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| CN105014141B (en) | 2017-05-31 |
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