CN112845924A - Thick plate automatic propelling structure and propelling method for bending machine - Google Patents
Thick plate automatic propelling structure and propelling method for bending machine Download PDFInfo
- Publication number
- CN112845924A CN112845924A CN202011633314.7A CN202011633314A CN112845924A CN 112845924 A CN112845924 A CN 112845924A CN 202011633314 A CN202011633314 A CN 202011633314A CN 112845924 A CN112845924 A CN 112845924A
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- plate
- push rod
- moving plate
- longitudinal
- thick plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/021—Control or correction devices in association with moving strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/021—Control or correction devices in association with moving strips
- B21D43/023—Centering devices, e.g. edge guiding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention belongs to the technical field of bending machines, and discloses an automatic thick plate propelling structure and a propelling method for a bending machine, which comprise a movable plate, a longitudinal screw seat, a transverse screw seat and a supporting table, wherein the movable plate, the longitudinal screw seat, the transverse screw seat and the supporting table are arranged in an up-down stacked manner; the transverse screw seat is connected with a longitudinal motor, an output shaft of the longitudinal motor is in threaded connection with the longitudinal screw seat, the longitudinal screw seat is movably connected with a movable plate, and the movable plate moves along with the longitudinal screw seat; one end of the moving plate, which is far away from the processing station, is provided with a support leg which can extend downwards; the supporting legs are used for enabling one end, far away from the processing station, of the movable plate to be too high, and enabling the movable plate to be arranged downwards in an inclined mode towards the direction close to the processing station, so that the propelling precision can be improved, and the cost can be reduced.
Description
Technical Field
The invention relates to the technical field of bending machines, in particular to a thick plate automatic propelling structure and a thick plate automatic propelling method for a bending machine.
Background
A bending machine is an industrial device used for bending a workpiece to be machined. Because objects processed by the bending machine are often very large and heavy, the pushing structure is needed to push the workpiece to be processed to a specified processing position for bending operation.
The existing propelling structure has complex and expensive functions or inflexible movement, cannot directly propel a workpiece to be processed to a processing position, needs manual auxiliary operation, and is very inconvenient.
Therefore, it is very necessary to provide a self-propelling structure which can self-propel with low cost and high precision.
Disclosure of Invention
The invention provides a thick plate automatic propelling structure for a bending machine, which can automatically propel, is low in cost and high in precision.
The thick plate automatic propelling structure for the bending machine comprises a movable plate, a longitudinal screw seat, a transverse screw seat and a supporting table which are arranged in an up-and-down stacked mode, wherein a transverse motor is arranged on the supporting table, an output shaft of the transverse motor is connected with a transverse screw rod, and the transverse screw rod is in threaded connection with the transverse screw seat; the transverse screw seat is connected with a longitudinal motor, an output shaft of the longitudinal motor is in threaded connection with the longitudinal screw seat, the longitudinal screw seat is movably connected with a movable plate, and the movable plate moves along with the longitudinal screw seat; one end of the moving plate, which is far away from the processing station, is provided with a support leg which can extend downwards; the support legs are used for enabling one end, far away from the processing station, of the moving plate to be too high, and enabling the moving plate to be arranged downwards in an inclined mode towards the direction close to the processing station.
The scheme has the advantages that:
through the arrangement of the transverse screw rod, the screw seat, the longitudinal screw rod and the screw seat, the movable plate can move transversely and longitudinally, the pushing position can be accurately adjusted, more importantly, the movable plate can automatically wait for a thick plate to directly slide to a processing position in an inclined mode through the support legs below the movable plate, manual operation is not needed, and the use is convenient. And the scheme has simple structure, low cost and convenient popularization.
Further, the movable plate is hinged to the longitudinal screw seat through a pin, and the pin is transversely arranged.
Further, a guide motor is arranged on the longitudinal screw seat, an output shaft of the guide motor transversely penetrates through the movable plate, and the guide motor drives the movable plate to overturn and incline.
The movable plate is convenient to drive to turn into an inclined state suitable for pushing the thick plate.
Further, the support leg comprises an installation cylinder connected with the bottom surface of the moving plate, the top of the installation cylinder is provided with a cylinder top frame, the bottom surface of the cylinder top frame is connected with a lower push rod extending downwards, and the bottom end of the lower push rod is connected with a support seat used for contacting with the ground; the supporting seat is connected with an upper push rod which extends upwards, and the bottom of the supporting seat is provided with an upper switch which is used for starting the upper push rod to extend upwards; the cylinder top frame is provided with a hollow space for the upper push rod to pass through upwards; one side of the mounting cylinder, which is close to the processing station, is hinged with the movable plate.
The support legs are structurally arranged, so that the movable plate can be automatically changed into an inclined state after being close to the processing station, and the thick plate is automatically pushed to the processing station by using gravity.
Further, a tension spring is connected between the installation cylinder and the moving plate and is located on one side far away from the machining position.
The tension spring plays a role in connecting and restoring the original horizontal position of the moving plate.
Furthermore, a lower switch used for starting the lower push rod to extend downwards is arranged at one end, close to the processing position, of the moving plate.
The lower push rod is started to work after the lower switch is contacted through approaching the processing station. Of course, the lower switch can also adopt a common inductive switch, and the lower switch is automatically triggered after approaching the processing station.
Furthermore, a first closing switch used for enabling the upper push rod to contract downwards is arranged on one side, close to the processing position, of the installation cylinder, and the first closing switch is triggered by the contact of the moving plate when the moving plate inclines to the maximum angle position.
The first closing switch is not touched normally, but is automatically activated when the moving plate is pulled to the maximum inclined angle position in the process of pushing the thick plate.
Further, a second closing switch used for enabling the lower push rod to contract upwards is connected between the mounting cylinder and the moving plate, the second closing switch is a pull switch, and the second closing switch is triggered when the length of the pull spring is pulled to the maximum safety range.
And in the pushing process, a second closing switch is automatically triggered.
Further, a second closing switch used for enabling the lower push rod to contract upwards is connected between the mounting cylinder and the moving plate, the second closing switch is a press switch and is arranged on one side, far away from the machining position, of the mounting cylinder, and the second closing switch is triggered when the moving plate is in contact with the top of the mounting cylinder again.
And in the pushing process, a second closing switch is automatically triggered. The automation and the intellectualization of the scheme are fully explained.
The invention also provides a thick plate automatic propelling method for the bending machine, which comprises the following steps:
firstly, a thick plate is flatly placed on a plurality of moving plates, each longitudinal motor is started, a longitudinal lead screw drives the moving plates to longitudinally move, and the relative positions of the thick plate and a processing position are adjusted until the thick plate is parallel to the processing position, and each longitudinal motor is stopped rotating;
step two, starting the transverse motor until the whole length position of the thick plate is positioned in the processing position area;
synchronously starting each longitudinal motor, and pushing the thick plate to a position close to the processing station by each moving plate at the same speed;
when the moving plate is close to the processing station, a lower switch on the moving plate is triggered, and one side, far away from the processing station, of the moving plate extends downwards to form a lower push rod;
step five, the supporting seat connected with the bottom end of the lower push rod is contacted with the ground, an upper switch at the bottom end of the supporting seat is triggered, and an upper push rod on the supporting seat is started to extend upwards;
step six, the upper push rod penetrates through the hollow space of the barrel top frame of the mounting barrel upwards to be in contact with the movable plate, and the upper push rod pushes one side, far away from the processing station, of the movable plate to incline upwards;
step seven, the moving plate pushes the thick plate towards the processing position in an inclined manner;
step eight, when the thick plate slides to the processing position, the movable plate reaches the maximum inclination angle, the movable plate triggers a first closing switch arranged on one side of the mounting cylinder close to the processing position, and the upper push rod is closed and contracts back to the supporting seat;
and step nine, the side, away from the processing position, of the moving plate falls back to be in contact with the top of the mounting cylinder, the second closing switch is started, and the lower push rod is closed and contracts upwards.
The method has the advantages that:
by adopting the method, the thick plate can be conveniently pushed with high precision, no extra operation is required, the operation steps are simple, and the precision in pushing can be improved by arranging the plurality of transverse lead screws and the plurality of longitudinal lead screws, so that the processing position is opposite to the position to be bent and processed of the workpiece to be processed.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic view of a connection structure of a moving plate according to an embodiment of the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the energy-saving device comprises an energy-saving motor 1, a rotating shaft 2, a pressing plate 3, a pressing table 4, a supporting table 5, a transverse motor 6, a transverse screw 7, a transverse screw seat 8, a longitudinal motor 9, a longitudinal screw 10, a moving plate 11, supporting legs 12, a longitudinal screw seat 13, a pin 14, an installation cylinder 15, a lower push rod 16, an upper push rod 17 and an upper switch 18.
Example one
The embodiment is basically as shown in the attached figures 1 and 2: the thick plate automatic propelling structure for the bending machine in the embodiment comprises support tables 5 arranged on two sides of the length direction of a processing unit, wherein a transverse motor 6 is arranged on each support table 5, an output shaft of each transverse motor 6 is connected with a transverse lead screw 7, each transverse lead screw 7 is connected with a transverse screw seat 8, the top surface of each transverse screw seat 8 is connected with a longitudinal motor 9, an output shaft of each longitudinal motor 9 is connected with a longitudinal lead screw 10, each longitudinal lead screw 10 is connected with a longitudinal screw seat 13, and a movable plate 11 is hinged above each longitudinal screw seat 13; the transverse screw rods 7 are arranged along the length direction of the processing bit, and at least two transverse screw rods 7 are parallel to each other; the number of the transverse screw seats 8 is at least two, and each transverse screw seat 8 is connected with all the transverse screws 7; the number of the longitudinal wire seats 13 is equal to that of the transverse wire seats 8; one end of each moving plate 11 far away from the processing station is connected with a support leg 12 which can extend downwards.
The processing position in this embodiment refers to the pressing table 4 below the pressing plate 3, the pressing table 4 is used for supporting a thick plate to wait for a workpiece, the pressing plate 3 presses downward on the workpiece to be bent, the workpiece to be bent is bent, the pressing plate 3 drives the rotating shaft 2 to move the pressing plate 3 up and down through the two energy-saving motors 1 above, and in this embodiment, a chain for placing or pulling the pressing plate 3 downward is wound on the rotating shaft 2.
In this embodiment, the moving plate 11 is hinged to the longitudinal screw base 13 by a pin 14, and the pin 14 is arranged transversely.
The supporting leg 12 comprises an installation cylinder 15 hinged with the bottom surface of the moving plate 11, and the hinged position of the installation cylinder 15 and the moving plate 11 is positioned on one side close to the processing station; the top of the mounting cylinder 15 is provided with a cylinder top frame, the bottom surface of the cylinder top frame is connected with a lower push rod 16 which extends downwards, an upper push rod 17 which extends upwards is mounted on a supporting seat, the length of the upper push rod 17 is greater than the height of the top surface of the longitudinal screw seat 13, and the bottom end of the lower push rod 16 is connected with a supporting seat which is used for contacting with the ground; an upper switch 18 for starting the upper push rod 17 to extend upwards is arranged at the bottom of the supporting seat; the cylinder top frame is provided with a hollow space for the upper push rod 17 to pass through upwards.
In this embodiment, the cylinder top frame includes two installation bars arranged to intersect with each other, and an end of each installation bar is connected to a top end of a cylinder wall of the installation cylinder 15.
The upper push rod 17 and the lower push rod 16 are both electric push rods. The length of the upper push rod 17 is greater than that of the lower push rod 16
And a tension spring is connected between the mounting cylinder 15 and the moving plate 11 and is positioned on one side far away from the processing station. A lower switch for starting the lower push rod 16 to extend downwards is arranged at one end, close to the processing station, of the moving plate 11; the lower switch is connected with the lower push rod 16 through a lead.
A first closing switch for closing the upper push rod 17 is arranged on one side of the mounting cylinder 15 close to the processing position, and the movable plate 11 contacts and triggers the first closing switch when the movable plate 11 inclines to the maximum angle position. And a second closing switch for closing the lower push rod 16 is connected between the mounting cylinder 15 and the moving plate 11, and is a pull switch, and is triggered when the length of the pull spring is pulled to the maximum safety range.
In this embodiment, the upper switch 18, the lower switch, and the first closing switch are all common push switches, and the second closing switch is a common pull switch, and when the extension spring is pulled to the maximum length, the pull switch is pulled, and the second switch is triggered.
When the structure is adopted for propulsion, firstly, the thick plate is flatly placed on the plurality of moving plates 11, each longitudinal motor 9 is started, the longitudinal screw 10 drives the moving plates 11 to longitudinally move, and the relative positions of the thick plate and the machining position are adjusted until the thick plate is parallel to the machining position, and each longitudinal motor 9 is stopped rotating;
secondly, starting the transverse motor 6 until the whole length position of the thick plate is completely positioned in the processing position area;
thirdly, synchronously starting each longitudinal motor 9 to enable each moving plate 11 to push the thick plate to a position close to the processing station at the same speed;
fourthly, when the moving plate 11 is close to the processing station, a lower switch on the moving plate 11 is triggered, and one side of the moving plate 11, which is far away from the processing station, extends downwards to form a lower push rod 16;
fifthly, a support seat connected with the bottom end of the lower push rod 16 contacts the ground, an upper switch 18 at the bottom end of the support seat is triggered, and an upper push rod 17 on the support seat is started to extend upwards;
sixthly, the upper push rod 17 penetrates through the hollow space of the cylinder top frame of the mounting cylinder 15 upwards to be in contact with the movable plate 11, and the upper push rod 17 pushes one side, far away from the processing station, of the movable plate 11 to incline upwards;
seventhly, the moving plate 11 pushes the thick plate obliquely towards the processing station;
eighthly, when the thick plate slides to the processing position, the movable plate 11 reaches the maximum inclination angle, the movable plate 11 triggers a first closing switch arranged on one side of the mounting cylinder 15 close to the processing position, and the upper push rod 17 is closed and retracts downwards to the supporting seat;
ninth, the tension spring is pulled to the maximum, so that the pull switch is pulled, the second off switch is triggered, and the lower push rod 16 is closed and contracted upwards.
Example two
In this embodiment, the second closing switch is also a common push switch, the second closing switch is embedded at the top end of the mounting cylinder 15 and located on one side away from the processing position, the tension spring supports the second closing switch to prevent triggering at ordinary times, when the tension spring is pulled to the maximum safety range, the thick plate slides down from the moving plate 11 to the processing position, the moving plate 11 suddenly returns to the original position, due to the inertia effect, the moving plate 11 touches the second triggering switch, so that one side of the moving plate 11 away from the processing position falls back to contact with the top of the mounting cylinder 15, and the second closing switch is started.
EXAMPLE III
In this embodiment, a common pressure switch is installed on the surface of the moving plate 11, and is linked with the first closing switch and the second closing switch, when the thick plate is flatly placed on the moving plate 11, the pressure switch is activated, according to a preset delay time, which is also the time for pushing the thick plate to the processing station, after the delay time, the lower switch is activated, and further the upper switch 18 is triggered by the contact between the support seat and the ground, so that the moving plate 11 is inclined, the thick plate slides down to the processing station, and after the thick plate leaves the moving plate 11, the pressure switch is closed due to the loss of the pressure formed by gravity, so that the first closing switch and the second closing switch are linked and closed, the upper push rod 17 is retracted downwards onto the support seat, and the lower push rod 16 is moved upwards together with the support seat to the end position of the installation cylinder 15.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The thick plate automatic propelling structure for the bending machine is characterized by comprising a movable plate, a longitudinal screw seat, a transverse screw seat and a supporting table which are arranged in an up-and-down stacked mode, wherein a transverse motor is arranged on the supporting table, an output shaft of the transverse motor is connected with a transverse screw rod, and the transverse screw rod is in threaded connection with the transverse screw seat; the transverse screw seat is connected with a longitudinal motor, an output shaft of the longitudinal motor is in threaded connection with the longitudinal screw seat, the longitudinal screw seat is movably connected with a movable plate, and the movable plate moves along with the longitudinal screw seat; one end of the moving plate, which is far away from the processing station, is provided with a support leg which can extend downwards; the support legs are used for enabling one end, far away from the processing station, of the moving plate to be too high, and enabling the moving plate to be arranged downwards in an inclined mode towards the direction close to the processing station.
2. The slab automatic advancing structure for bending machines according to claim 1, characterized in that said moving plate is hinged with the longitudinal wire seat by means of a pin, said pin being arranged transversely.
3. The automatic thick plate propelling structure for bending machines as claimed in claim 1, wherein said longitudinal wire seat is provided with a guiding motor, an output shaft of said guiding motor transversely penetrates through said moving plate, and said guiding motor drives said moving plate to tilt.
4. The thick plate automatic pushing structure for bending machine as claimed in claim 1, wherein said supporting legs comprise a mounting cylinder connected with the bottom surface of the moving plate, the top of said mounting cylinder is provided with a cylinder top frame, the bottom surface of said cylinder top frame is connected with a lower push rod for extending downwards, the bottom end of said lower push rod is connected with a supporting seat for contacting with the ground; the supporting seat is connected with an upper push rod which extends upwards, and the bottom of the supporting seat is provided with an upper switch which is used for starting the upper push rod to extend upwards; the cylinder top frame is provided with a hollow space for the upper push rod to pass through upwards; one side of the mounting cylinder, which is close to the processing station, is hinged with the movable plate.
5. The automatic thick plate pushing structure for bending machines as claimed in claim 4, wherein a tension spring is connected between said mounting cylinder and said moving plate, said tension spring is located at a side far from said machining position.
6. The automatic thick plate advancing structure for bending machines according to claim 5, wherein a lower switch for activating the downward extension of the lower push rod is provided on one end of the moving plate near the machining station.
7. The automatic thick plate advancing structure for bending machines according to claim 5, wherein a first closing switch for retracting the upper push rod downward is provided on a side of the mounting cylinder close to the machining station, and the first closing switch is triggered by contact of the moving plate when the moving plate is tilted to the maximum angle position.
8. The thick plate automatic pushing structure for bending machine according to claim 5, wherein a second closing switch for making the lower push rod contract upwards is connected between the mounting cylinder and the moving plate, and the second closing switch is a pull switch, and is triggered when the length of the tension spring is pulled to the maximum safety range.
9. The automatic thick plate advancing structure for bending machines according to claim 5, wherein a second closing switch for retracting the lower push rod upward is connected between the mounting cylinder and the moving plate, and the second closing switch is a push switch and is disposed on the side of the mounting cylinder away from the machining position, and the second closing switch is triggered when the moving plate comes into contact with the top of the mounting cylinder again.
10. The automatic thick plate advancing method for the bending machine is characterized by comprising the following steps:
firstly, a thick plate is flatly placed on a plurality of moving plates, each longitudinal motor is started, a longitudinal lead screw drives the moving plates to longitudinally move, and the relative positions of the thick plate and a processing position are adjusted until the thick plate is parallel to the processing position, and each longitudinal motor is stopped rotating;
step two, starting the transverse motor until the whole length position of the thick plate is positioned in the processing position area;
synchronously starting each longitudinal motor, and pushing the thick plate to a position close to the processing station by each moving plate at the same speed;
when the moving plate is close to the processing station, a lower switch on the moving plate is triggered, and one side, far away from the processing station, of the moving plate extends downwards to form a lower push rod;
step five, the supporting seat connected with the bottom end of the lower push rod is contacted with the ground, an upper switch at the bottom end of the supporting seat is triggered, and an upper push rod on the supporting seat is started to extend upwards;
step six, the upper push rod penetrates through the hollow space of the barrel top frame of the mounting barrel upwards to be in contact with the movable plate, and the upper push rod pushes one side, far away from the processing station, of the movable plate to incline upwards;
step seven, the moving plate pushes the thick plate towards the processing position in an inclined manner;
step eight, when the thick plate slides to the processing position, the movable plate reaches the maximum inclination angle, the movable plate triggers a first closing switch arranged on one side of the mounting cylinder close to the processing position, and the upper push rod is closed and contracts back to the supporting seat;
and step nine, the side, away from the processing position, of the moving plate falls back to be in contact with the top of the mounting cylinder, the second closing switch is started, and the lower push rod is closed and contracts upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011633314.7A CN112845924B (en) | 2020-12-31 | 2020-12-31 | Thick plate automatic propelling structure and propelling method for bending machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011633314.7A CN112845924B (en) | 2020-12-31 | 2020-12-31 | Thick plate automatic propelling structure and propelling method for bending machine |
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| CN112845924A true CN112845924A (en) | 2021-05-28 |
| CN112845924B CN112845924B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN102310150A (en) * | 2011-09-26 | 2012-01-11 | 长春轨道客车股份有限公司 | Stainless steel thick plate uncoiling material supporting machine |
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| CN209531802U (en) * | 2018-12-31 | 2019-10-25 | 无锡陆顺钻通机械设备有限公司 | A kind of end upsetting machine feeding mechanism |
| CN209811524U (en) * | 2019-03-20 | 2019-12-20 | 天津市同鑫泰钢管制造有限公司 | High efficiency repair welding device |
| CN210676575U (en) * | 2019-10-10 | 2020-06-05 | 北京鑫航泰科技发展有限公司 | Novel open inclinable press |
| US20200269302A1 (en) * | 2017-11-10 | 2020-08-27 | Promau S.R.L. | Apparatus and method for support and controlled advancement of a metal sheet in a bending machine for obtaining cylindrical or truncated cone structures |
| CN111822730A (en) * | 2020-08-13 | 2020-10-27 | 兰溪瑞鼎机床股份有限公司 | Automatic bar processing machine tool |
| CN211866257U (en) * | 2019-12-06 | 2020-11-06 | 金裕城门业股份有限公司 | Bending device for bending door plate of anti-theft door |
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310150A (en) * | 2011-09-26 | 2012-01-11 | 长春轨道客车股份有限公司 | Stainless steel thick plate uncoiling material supporting machine |
| CN105013904A (en) * | 2015-07-29 | 2015-11-04 | 成都市松川金属材料有限公司 | Automatic-feeding bending machine |
| CN107072132A (en) * | 2016-12-30 | 2017-08-18 | 东莞市天合机电开发有限公司 | A kind of circuit board substrate rotates tiltable conveying mechanism |
| US20200269302A1 (en) * | 2017-11-10 | 2020-08-27 | Promau S.R.L. | Apparatus and method for support and controlled advancement of a metal sheet in a bending machine for obtaining cylindrical or truncated cone structures |
| CN209531802U (en) * | 2018-12-31 | 2019-10-25 | 无锡陆顺钻通机械设备有限公司 | A kind of end upsetting machine feeding mechanism |
| CN209407131U (en) * | 2019-01-04 | 2019-09-20 | 浙江吉盛机械有限公司 | A kind of sheet metal bending automatic feeding |
| CN209811524U (en) * | 2019-03-20 | 2019-12-20 | 天津市同鑫泰钢管制造有限公司 | High efficiency repair welding device |
| CN210676575U (en) * | 2019-10-10 | 2020-06-05 | 北京鑫航泰科技发展有限公司 | Novel open inclinable press |
| CN211866257U (en) * | 2019-12-06 | 2020-11-06 | 金裕城门业股份有限公司 | Bending device for bending door plate of anti-theft door |
| CN111822730A (en) * | 2020-08-13 | 2020-10-27 | 兰溪瑞鼎机床股份有限公司 | Automatic bar processing machine tool |
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| Publication number | Publication date |
|---|---|
| CN112845924B (en) | 2023-04-21 |
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