CN105014159A - Planetary gear train-plane screw type bar end hot molding mechanism - Google Patents
Planetary gear train-plane screw type bar end hot molding mechanism Download PDFInfo
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- CN105014159A CN105014159A CN201510415393.7A CN201510415393A CN105014159A CN 105014159 A CN105014159 A CN 105014159A CN 201510415393 A CN201510415393 A CN 201510415393A CN 105014159 A CN105014159 A CN 105014159A
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- planetary gear
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Abstract
The invention discloses a planetary gear train-plane screw type bar end hot molding mechanism. The planetary gear train-plane screw type bar end hot molding mechanism is characterized in that a material containing platform used for mounting of heated bars and a bar clamping device are included; hot molding devices are arranged on the two sides of the material containing platform respectively and comprise supporting platforms, motors, spindles, planet carriers and sun wheels; the motors are fixed to the supporting platforms; the spindles are coaxially and fixedly connected with driving shafts of the motors; the planet carriers are coaxially and fixedly connected with the spindles; the sun wheels are located in the planet carriers and fixedly connected with the supporting platforms; two planet wheels arranged symmetrically along the sun wheels are arranged in the planet carriers in a shaft connection mode and engaged with the sun wheels; a plane screw mechanism is arranged between each planet wheel and the corresponding planet carrier and provided with a molding tool. The planetary gear train-plane screw type bar end hot molding mechanism has the advantages that specific 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 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 planet circular system-planar spiral-type bar end hot forming 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 planet circular system of structure-planar spiral-type bar end hot forming mechanism.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of planet circular system-planar spiral-type bar end hot forming mechanism, comprise and expect platform and bar clamping device for installing putting of the bar after heating, the described both sides of putting material platform are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, described thermal forming device comprises support platform, motor, main shaft, planet support body and sun gear, described motor is fixed in described support platform, described main shaft is coaxially fixedly connected with the driving shaft of described motor, described planet support body is coaxially fixedly connected with described main shaft, described sun gear is arranged in described planet support body and is fixedly connected with described support platform, 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, snail mechanism is provided with between each described planetary gear and described planet support body, snail mechanism described in two is symmetrical arranged along described main shaft, each described snail mechanism is provided with forming tool.
Described snail mechanism comprises claw, described planetary gear is coaxially fixedly installed planet axis, described planet axis is coupling in described planet support body, described planetary gear is provided with flat thread in the described plane of putting material platform, described planet support body is provided with radial chute, one end of described claw is stretched into described chute and is matched with described flat thread, described planet support body is fixedly installed radial slideway on the described end face putting material platform, described claw radially slides with described slideway and coordinates, described forming tool is fixedly connected with the other end of described claw.
Described forming tool is disc, and the shape of the periphery of described forming tool is identical with the shape that bar end need process.
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 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, described hydraulic cylinder is fixed on described putting and expects on platform, the driving shaft of described hydraulic cylinder is fixedly connected with described pressing plate, moves up and down for driving described pressing plate.
Described putting between material platform and ground is fixedly installed feeding guide pair, described feeding guide is secondary perpendicular with the axis of bar, described feeding guide pair comprises feeding guide and feeding slide block, described feeding guide fixes on the ground, described feeding slide block is fixedly connected on the described bottom surface of putting material platform, and described feeding slide block coordinates with described feeding guide horizontal slip; Put the material position of platform on feeding guide by the secondary adjustable of feeding guide, realize charging and the material returned of bar, when the dead in line of bar axis and main shaft, pressing plate is under the driving of hydraulic cylinder, move downward compression bar, after machining, pressing plate moves and unclamps bar.
Support platform described in one of them and be fixedly installed roll adjustment guideway between ground, described roll adjustment guideway is arranged along the axis of bar, described roll adjustment guideway comprises roll adjustment guide rail and roll adjustment slide block, described roll adjustment guide rail fixes on the ground, described roll adjustment slide block is fixedly connected on the bottom surface of described support platform, described roll adjustment slide block coordinates with described roll adjustment guide rail horizontal slip, described roll adjustment slide block sliding axially along bar; By the position of one of them support platform of roll adjustment guideway adjustable on roll adjustment guide rail, realize the processing to different length bar.
The gear ratio of described sun gear and described planetary gear is 1:7 or 1:8.
Compared with prior art, advantage of the present invention is the combination transmission adopting planet circular system and snail mechanism for the thermal forming device processing bar end shape in mechanism, claw (forming tool) is driven to move radially along slideway by snail pair, 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, 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 front schematic view of the snail mechanism in the embodiment of the present invention one;
Fig. 3 is that putting in the embodiment of the present invention one expects platform, pressing plate coordinates schematic diagram with bar;
Fig. 4 is the structural representation of the embodiment of the present invention two;
Fig. 5 is the structural representation of the embodiment of the present invention three;
Fig. 6 is the structural representation of the roll adjustment guideway in the embodiment of the present invention three;
Fig. 7 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 planet circular system-planar spiral-type bar end hot forming mechanism, comprise and expect platform 1 and bar clamping device for installing putting of the bar after heating 100, put material platform 1 to fix on the ground, 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 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, hydraulic cylinder 3 is fixed on to be put on material platform 1, the driving shaft of hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the both sides of putting material platform 1 are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, thermal forming device comprises support platform 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, support platform 4 maintains static, motor 5 is fixed in support platform 4, main shaft 6 is coaxially fixedly connected with by the driving shaft of shaft coupling with motor 5, planet support body 7 is coaxially fixedly connected with main shaft 6, sun gear 71 is arranged in planet support body 7, sun gear 71 is fixedly connected with support platform 4, 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, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:7 or 1:8 with the gear ratio of planetary gear 72, snail mechanism is provided with between each planetary gear 72 and planet support body 7, Liang Ge snail mechanism is symmetrical arranged along main shaft 6, snail mechanism comprises claw 8, planetary gear 72 towards put material platform 1 plane on be provided with flat thread 721, planet support body 7 is provided with radial chute 74, one end of claw 8 is stretched into chute 74 and is matched with flat thread 721, planet support body 7 is fixedly installed radial slideway 75 on the end face putting material platform 1, claw 8 radially slides with slideway 75 and coordinates, the other end of claw 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the shape of the periphery of forming tool 9 is identical with the shape that the end of bar 100 need process.
Embodiment two: as shown in the figure, a kind of planet circular system-planar spiral-type bar end hot forming mechanism, comprise and expect platform 1 and bar clamping device for installing putting of the bar after heating 100, put between material platform 1 and ground and be fixedly installed feeding guide pair, feeding guide is secondary perpendicular with the axis of bar 100, feeding guide pair comprises feeding guide 12 and feeding slide block 13, feeding guide 12 fixes on the ground, feeding slide block 13 be fixedly connected on put material platform 1 bottom surface on, feeding slide block 13 coordinates with feeding guide 12 horizontal slip, 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 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, hydraulic cylinder 3 is fixed on to be put on material platform 1, the driving shaft of hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the both sides of putting material platform 1 are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, thermal forming device comprises support platform 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, support platform 4 maintains static, motor 5 is fixed in support platform 4, main shaft 6 is coaxially fixedly connected with by the driving shaft of shaft coupling with motor 5, planet support body 7 is coaxially fixedly connected with main shaft 6, sun gear 71 is arranged in planet support body 7, sun gear 71 is fixedly connected with support platform 4, 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, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:7 or 1:8 with the gear ratio of planetary gear 72, snail mechanism is provided with between each planetary gear 72 and planet support body 7, Liang Ge snail mechanism is symmetrical arranged along main shaft 6, snail mechanism comprises claw 8, planetary gear 72 towards put material platform 1 plane on be provided with flat thread 721, planet support body 7 is provided with radial chute 74, one end of claw 8 is stretched into chute 74 and is matched with flat thread 721, planet support body 7 is fixedly installed radial slideway 75 on the end face putting material platform 1, claw 8 radially slides with slideway 75 and coordinates, the other end of claw 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the shape of the periphery of forming tool 9 is identical with the shape that the end of bar 100 need process.
Embodiment three: as shown in the figure, a kind of planet circular system-planar spiral-type bar end hot forming mechanism, comprise and expect platform 1 and bar clamping device for installing putting of the bar after heating 100, put material platform 1 to fix on the ground, 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 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, hydraulic cylinder 3 is fixed on to be put on material platform 1, the driving shaft of hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the both sides of putting material platform 1 are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, thermal forming device comprises support platform 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, motor 5 is fixed in support platform 4, main shaft 6 is coaxially fixedly connected with by the driving shaft of shaft coupling with motor 5, planet support body 7 is coaxially fixedly connected with main shaft 6, sun gear 71 is arranged in planet support body 7, sun gear 71 is fixedly connected with support platform 4, 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, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:7 or 1:8 with the gear ratio of planetary gear 72, snail mechanism is provided with between each planetary gear 72 and planet support body 7, Liang Ge snail mechanism is symmetrical arranged along main shaft 6, snail mechanism comprises claw 8, planetary gear 72 towards put material platform 1 plane on be provided with flat thread 721, planet support body 7 is provided with radial chute 74, one end of claw 8 is stretched into chute 74 and is matched with flat thread 721, planet support body 7 is fixedly installed radial slideway 75 on the end face putting material platform 1, claw 8 radially slides with slideway 75 and coordinates, the other end of claw 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the shape of the periphery of forming tool 9 is identical with the shape that the end of bar 100 need process, be arranged in two thermal forming devices putting material platform 1 both sides, one of them support platform 4 maintains static, roll adjustment guideway is fixedly installed between another support platform 4 and ground, roll adjustment guideway is arranged along the axis of bar 100, roll adjustment guideway comprises roll adjustment guide rail 41 and roll adjustment slide block 42, roll adjustment guide rail 41 fixes on the ground, roll adjustment slide block 42 is fixedly connected on the bottom surface of support platform 4, roll adjustment slide block 42 coordinates with roll adjustment guide rail 41 horizontal slip, and roll adjustment slide block 42 slides axially along bar 100.
Embodiment four: as shown in the figure, a kind of planet circular system-planar spiral-type bar end hot forming mechanism, comprise and expect platform 1 and bar clamping device for installing putting of the bar after heating 100, put between material platform 1 and ground and be fixedly installed feeding guide pair, feeding guide is secondary perpendicular with the axis of bar 100, feeding guide pair comprises feeding guide 12 and feeding slide block 13, feeding guide 12 fixes on the ground, feeding slide block 13 be fixedly connected on put material platform 1 bottom surface on, feeding slide block 13 coordinates with feeding guide 12 horizontal slip, 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 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, hydraulic cylinder 3 is fixed on to be put on material platform 1, the driving shaft of hydraulic cylinder 3 is fixedly connected with pressing plate 2, move up and down for driving pressing plate 2, the both sides of putting material platform 1 are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, thermal forming device comprises support platform 4, motor 5, main shaft 6, planet support body 7 and sun gear 71, motor 5 is fixed in support platform 4, main shaft 6 is coaxially fixedly connected with by the driving shaft of shaft coupling with motor 5, planet support body 7 is coaxially fixedly connected with main shaft 6, sun gear 71 is arranged in planet support body 7, sun gear 71 is fixedly connected with support platform 4, 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, planetary gear 72 is meshed with sun gear 71, sun gear 71 is 1:7 or 1:8 with the gear ratio of planetary gear 72, snail mechanism is provided with between each planetary gear 72 and planet support body 7, Liang Ge snail mechanism is symmetrical arranged along main shaft 6, snail mechanism comprises claw 8, planetary gear 72 towards put material platform 1 plane on be provided with flat thread 721, planet support body 7 is provided with radial chute 74, one end of claw 8 is stretched into chute 74 and is matched with flat thread 721, planet support body 7 is fixedly installed radial slideway 75 on the end face putting material platform 1, claw 8 radially slides with slideway 75 and coordinates, the other end of claw 8 is fixedly connected with forming tool 9, forming tool 9 is disc, the shape of the periphery of forming tool 9 is identical with the shape that the end of bar 100 need process, be arranged in two thermal forming devices putting material platform 1 both sides, one of them support platform 4 maintains static, roll adjustment guideway is fixedly installed between another support platform 4 and ground, roll adjustment guideway is arranged along the axis of bar 100, roll adjustment guideway comprises roll adjustment guide rail 41 and roll adjustment slide block 42, roll adjustment guide rail 41 fixes on the ground, roll adjustment slide block 42 is fixedly connected on the bottom surface of support platform 4, roll adjustment slide block 42 coordinates with roll adjustment guide rail 41 horizontal slip, and roll adjustment slide block 42 slides axially along bar 100.
Claims (7)
1. planet circular system-planar spiral-type bar end hot forming mechanism, it is characterized in that comprising and expect platform and bar clamping device for installing putting of the bar after heating, the described both sides of putting material platform are respectively arranged with the identical thermal forming device for processing the bar end shape after heating of structure, described thermal forming device comprises support platform, motor, main shaft, planet support body and sun gear, described motor is fixed in described support platform, described main shaft is coaxially fixedly connected with the driving shaft of described motor, described planet support body is coaxially fixedly connected with described main shaft, described sun gear is arranged in described planet support body and is fixedly connected with described support platform, 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, snail mechanism is provided with between each described planetary gear and described planet support body, snail mechanism described in two is symmetrical arranged along described main shaft, each described snail mechanism is provided with forming tool.
2. a kind of planet circular system as claimed in claim 1-planar spiral-type bar end hot forming mechanism, it is characterized in that described snail mechanism comprises claw, described planetary gear is coaxially fixedly installed planet axis, described planet axis is coupling in described planet support body, described planetary gear is provided with flat thread in the described plane of putting material platform, described planet support body is provided with radial chute, one end of described claw is stretched into described chute and is matched with described flat thread, described planet support body is fixedly installed radial slideway on the described end face putting material platform, described claw radially slides with described slideway and coordinates, described forming tool is fixedly connected with the other end of described claw.
3. a kind of planet circular system as claimed in claim 1-planar spiral-type bar end hot forming mechanism, it is characterized in that described forming tool is disc, the shape of the periphery of described forming tool is identical with the shape that bar end need process.
4. a kind of planet circular system as claimed in claim 1-planar spiral-type bar end hot forming 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 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, described hydraulic cylinder is fixed on described putting and expects on platform, the driving shaft of described hydraulic cylinder is fixedly connected with described pressing plate, move up and down for driving described pressing plate.
5. a kind of planet circular system as claimed in claim 1-planar spiral-type bar end hot forming mechanism, it is characterized in that described putting between material platform and ground is fixedly installed feeding guide pair, described feeding guide is secondary perpendicular with the axis of bar, described feeding guide pair comprises feeding guide and feeding slide block, described feeding guide fixes on the ground, described feeding slide block is fixedly connected on the described bottom surface of putting material platform, and described feeding slide block coordinates with described feeding guide horizontal slip.
6. a kind of planet circular system as described in claim 1 or 5-planar spiral-type bar end hot forming mechanism, it is characterized in that being fixedly installed roll adjustment guideway between support platform described in one of them and ground, described roll adjustment guideway is arranged along the axis of bar, described roll adjustment guideway comprises roll adjustment guide rail and roll adjustment slide block, described roll adjustment guide rail fixes on the ground, described roll adjustment slide block is fixedly connected on the bottom surface of described support platform, described roll adjustment slide block coordinates with described roll adjustment guide rail horizontal slip, described roll adjustment slide block sliding axially along bar.
7. a kind of planet circular system as claimed in claim 1-planar spiral-type bar end hot forming mechanism, is characterized in that the gear ratio of described sun gear and described planetary gear is 1:7 or 1:8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415393.7A CN105014159B (en) | 2015-07-15 | 2015-07-15 | Planetary gear train-plane screw type bar end hot molding mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415393.7A CN105014159B (en) | 2015-07-15 | 2015-07-15 | Planetary gear train-plane screw type bar end hot molding mechanism |
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| CN105014159A true CN105014159A (en) | 2015-11-04 |
| CN105014159B CN105014159B (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510415393.7A Active CN105014159B (en) | 2015-07-15 | 2015-07-15 | Planetary gear train-plane screw type bar end hot molding mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108405922A (en) * | 2017-11-24 | 2018-08-17 | 遵化市永辉工程机械配件有限公司 | A kind of axial workpiece drill centres machine tool |
| CN109702097A (en) * | 2018-12-25 | 2019-05-03 | 湖州机床厂有限公司 | A kind of efficient heat forming equipment |
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| GB1400944A (en) * | 1974-07-12 | 1975-07-16 | Vyzk Ustav Tvarecich Stroju | Cross wedge rolling |
| US4177660A (en) * | 1978-03-24 | 1979-12-11 | Vyzkumny Ustav Tvarecich Stroju A Technologie Tvareni | Apparatus for feeding workpieces for cross wedge rolling |
| SU1379001A1 (en) * | 1986-01-09 | 1988-03-07 | Всесоюзный научно-исследовательский и проектно-конструкторский институт металлургического машиностроения им.А.И.Целикова | Arrangement for cross and wedge rolling |
| CN101722186A (en) * | 2009-11-25 | 2010-06-09 | 宁波大学 | Self-potential roller-type cross wedge rolling mill |
| CN102553928A (en) * | 2012-01-09 | 2012-07-11 | 宁波大学 | Roll system of replaceable-roll type cross wedge rolling mill |
| CN103551650A (en) * | 2013-10-10 | 2014-02-05 | 湖北新冶钢汽车零部件有限公司 | Automatic feed cutting machine |
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| GB1400944A (en) * | 1974-07-12 | 1975-07-16 | Vyzk Ustav Tvarecich Stroju | Cross wedge rolling |
| US4177660A (en) * | 1978-03-24 | 1979-12-11 | Vyzkumny Ustav Tvarecich Stroju A Technologie Tvareni | Apparatus for feeding workpieces for cross wedge rolling |
| SU1379001A1 (en) * | 1986-01-09 | 1988-03-07 | Всесоюзный научно-исследовательский и проектно-конструкторский институт металлургического машиностроения им.А.И.Целикова | Arrangement for cross and wedge rolling |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108405922A (en) * | 2017-11-24 | 2018-08-17 | 遵化市永辉工程机械配件有限公司 | A kind of axial workpiece drill centres machine tool |
| CN109702097A (en) * | 2018-12-25 | 2019-05-03 | 湖州机床厂有限公司 | A kind of efficient heat forming equipment |
| CN109702097B (en) * | 2018-12-25 | 2024-01-02 | 湖州机床厂有限公司 | Efficient thermoforming equipment |
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| CN105014159B (en) | 2017-04-26 |
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