CN111872173B - Iron plate continuous bending machine - Google Patents
Iron plate continuous bending machine Download PDFInfo
- Publication number
- CN111872173B CN111872173B CN202010714714.4A CN202010714714A CN111872173B CN 111872173 B CN111872173 B CN 111872173B CN 202010714714 A CN202010714714 A CN 202010714714A CN 111872173 B CN111872173 B CN 111872173B
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- Prior art keywords
- workbench
- transmission shaft
- iron plate
- bending
- pressing
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Classifications
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
- B21D5/045—With a wiping movement of the bending blade
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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
- B21D43/026—Combination of two or more feeding devices provided for in B21D43/04 - B21D43/18
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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
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
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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
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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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
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/12—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
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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 relates to a bending machine, in particular to an iron plate continuous bending machine. The iron plate continuous bending machine can fix the iron plate and realize the function of conveying the iron plate. The technical scheme is as follows: a continuous iron plate bending machine comprises a workbench arranged on one side of a base; the motor is arranged at the top of the workbench; the bending mechanism is connected between the output shaft of the motor and the workbench; the pressing mechanism is connected with the workbench and connected with the bending mechanism. Through the cooperation between motor and the mechanism of bending, can realize bending the effect of iron plate, need not artifical manual bending it, improve work efficiency and quality, through hold-down mechanism's cooperation, can realize at iron plate bending in-process, fix it to in-process error that produces of bending leads to the product to damage.
Description
Technical Field
The invention relates to a bending machine, in particular to an iron plate continuous bending machine.
Background
At present, the industry is more and more prosperous, the requirement on products is higher and higher, the diversity of the products is crucial, and iron plates are indispensable in industrial production. Because industrial production's needs need bend the iron plate, the usage is more extensive like this, does not have special equipment to bend it at present, and the workman uses the iron rod of bending usually, bends the iron plate, because iron plate thickness differs, needs people to spend very big power gas just can accomplish, can lead to people's health ache like this, wastes time and energy moreover, and the iron plate precision of bending is low.
Patent application CN201910459762.0 an arc iron plate bender, which comprises a frame, the mounting bracket, first motor, first band pulley, the gear lacks, the second band pulley, the belt, first gyro wheel, first right-hand gear, the second gyro wheel, first slider, first spring, the connecting plate, the guide arm, the second spring, first mounting panel, first pinch roller, first orifice plate, first screw rod, first nut, the second pinch roller, shear the mechanism, first cylinder, the connecting block, arc moulding-die and cylinder pole, frame top rear side is equipped with the mounting bracket, it has first spout to open on mounting bracket front side upper portion, it has first opening to open on mounting bracket middle part left side, be equipped with first motor in the middle of the frame top front side, first motor output shaft front end is equipped with first band pulley, mounting bracket front side lower part rotary type is equipped with the gear that lacks, the gear is located first motor left. Although this apparatus can reduce the fatigue level of people, has a cleaning apparatus, and can fix the iron plate, it cannot realize the function of conveying the iron plate.
Therefore, an iron plate continuous bending machine capable of fixing an iron plate and realizing the function of conveying the iron plate is developed.
Disclosure of Invention
In order to overcome the defect that the function of conveying an iron plate cannot be realized by the conventional equipment, the technical problem to be solved is as follows: the iron plate continuous bending machine can fix the iron plate and realize the function of conveying the iron plate.
The technical scheme is that the continuous iron plate bending machine comprises: a workbench is arranged on one side of the base; the motor is arranged at the top of the workbench; the bending mechanism is connected between the output shaft of the motor and the workbench; the pressing mechanism is connected with the workbench and connected with the bending mechanism.
As a further preferable mode, the bending mechanism includes: the bevel gear component is connected between the motor output shaft and the pressing mechanism; the top of the workbench is rotatably connected with a first transmission shaft; the first belt set is connected between one side, close to the base, of the first transmission shaft and the pressing mechanism; the rotating disc is connected to one end, far away from the first belt set, of the first transmission shaft; the rotating disc is rotatably connected with the rotating disc in an eccentric position; press the connecting block, workstation slidingtype is connected with the connecting block of pressing that is used for bending, presses the connecting block top and is connected with the stock rotary type.
As a further preferable mode, the pressing mechanism includes: the second transmission shaft is rotatably connected to the workbench and is connected with the bevel gear assembly and the first belt set; the end, far away from the bevel gear component, of the second transmission shaft is connected with a cam; the right part of the workbench is connected with a pressing connecting block used for extruding an iron plate in a sliding manner, and the top of the pressing connecting block is in pressing contact with the cam; the first compression spring is connected between the compression connecting block and the workbench, and the compression connecting block is sleeved with the first compression spring.
As a further preferable mode, the device further comprises a conveying mechanism, and the conveying mechanism comprises: the base is uniformly provided with the fixed connecting frames; the fifth transmission shaft is rotatably connected between the fixed connection frames on the two sides; the conveying belt for conveying the iron plates is connected between the fifth transmission shafts; the spring rod is connected between the two sides of the upper part of the workbench in a sliding manner; the first idler wheels used for compacting and conveying the iron plates are rotatably connected between the spring rods and the workbench; a second compression spring is connected between the lower part of the spring rod and the upper part of the workbench, and is sleeved on the spring rod; a third belt set is connected between the first idler wheel on the lower side and the fifth transmission shaft on the right side; the fifth transmission shaft close to one side of the third belt set is connected with a full gear; the side part of the workbench is rotatably connected with a third transmission shaft; a second belt set is connected between the third transmission shaft and the output shaft of the motor; the third transmission shaft is connected with a gear lack which is meshed with the full gear.
As a further preferable scheme, the device further comprises a blanking mechanism, wherein the blanking mechanism comprises: the base is connected with a blanking box for placing the iron plate; and the two sides in the blanking box are uniformly connected with second rollers.
Compared with the prior art, the invention has the following advantages: 1. through the cooperation between motor and the mechanism of bending, can realize the effect of bending iron plate, need not artifical manual bending it, improve work efficiency and quality.
2. Through hold-down mechanism's cooperation, can realize at iron plate bending in-process, fix it to avoid bending in-process error that produces, lead to the product to damage.
3. Through the cooperation between conveying mechanism and the unloading mechanism, can realize constantly the effect of unloading and conveying iron sheet, labour saving and time saving.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the base, the workbench and the motor of the present invention.
Fig. 3 is a schematic perspective view of the workbench and the bending mechanism of the present invention.
Fig. 4 is a schematic perspective view of the pressing mechanism of the present invention.
Fig. 5 is a schematic perspective view of the conveying mechanism of the present invention.
Fig. 6 is a schematic perspective view of the blanking mechanism of the present invention.
Wherein: 1-base, 2-table, 3-motor, 4-bending mechanism, 41-bevel gear assembly, 42-first belt set, 43-first transmission shaft, 44-rotating disc, 45-long bar, 46-pressing connection block, 5-pressing mechanism, 51-second transmission shaft, 52-cam, 53-pressing connection block, 54-first compression spring, 6-conveying mechanism, 61-second belt set, 62-missing gear, 63-third transmission shaft, 64-full gear, 65-fourth transmission shaft, 66-third belt set, 67-first roller, 68-spring bar, 69-second compression spring, 610-fixed connection frame, 611-fifth transmission shaft, 612-conveying belt, 7-blanking mechanism, 71-blanking box, 72-second roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A continuous iron plate bending machine is shown in figures 1-2 and comprises a base 1, a workbench 2, a motor 3, a bending mechanism 4 and a pressing mechanism 5, wherein the workbench 2 is arranged on the right side of the base 1, the motor 3 is arranged on the front side of the top of the workbench 2, the bending mechanism 4 is connected between an output shaft of the motor 3 and the workbench 2, the pressing mechanism 5 is connected to the middle of the workbench 2, and the pressing mechanism 5 is connected with the bending mechanism 4.
When people need bend the iron plate, the motor 3 is started, the iron plate is inserted between the bottoms of the bending mechanism 4 and the pressing mechanism 5, the output shaft of the motor 3 rotates to drive the bending mechanism 4 and the pressing mechanism 5 to rotate continuously, the pressing mechanism 5 presses the iron plate, the bending mechanism 4 bends the iron plate, after the iron plate is bent successfully, the iron plate can be taken out, and when the device is not used, the motor 3 is turned off.
Example 2
In addition to embodiment 1, as shown in fig. 3, the bending mechanism 4 includes a bevel gear assembly 41, a first belt set 42, a first transmission shaft 43, a rotary disk 44, a long rod 45 and a pressing connection block 46, the bevel gear assembly 41 is connected between the output shaft of the motor 3 and the pressing mechanism 5, the first transmission shaft 43 is rotatably connected to the upper portion of the table 2, the first belt set 42 is connected between the left portion of the first transmission shaft 43 and the pressing mechanism 5, the rotary disk 44 is connected to the right portion of the first transmission shaft 43, the long rod 45 is rotatably connected to the eccentric position of the rotary disk 44, the pressing connection block 46 is slidably connected to the right portion of the table 2, and the top portion of the pressing connection block 46 is rotatably connected to the long rod 45.
When people need bend iron plate, starter motor 3, motor 3 output shaft rotates and drives bevel gear assembly 41, first belt group 42, first transmission shaft 43, rotary disk 44 and stock 45 constantly rotate, and then make and press connecting block 46 and reciprocate, when pressing connecting block 46 rebound, place iron plate in 2 middle parts of workstation, when pressing connecting block 46 rebound, bend iron plate, after successfully bending, take out iron plate can, when need not use this device, close motor 3 can.
Example 3
On the basis of embodiment 2, as shown in fig. 4 to 6, the pressing mechanism 5 includes a second transmission shaft 51, a cam 52, a pressing connection block 53 and a first compression spring 54, the second transmission shaft 51 is rotatably connected to the lower side of the workbench 2, the left portion of the second transmission shaft 51 is connected to the bevel gear assembly 41 and the first belt set 42, the cam 52 is connected to the right end of the second transmission shaft 51, the pressing connection block 53 is slidably connected to the right portion of the workbench 2, the top of the pressing connection block 53 is in pressing contact with the cam 52, the first compression spring 54 is connected between the upper portion of the pressing connection block 53 and the top of the workbench 2, and the first compression springs 54 are all sleeved on the pressing connection block 53.
After placing iron plate in workstation 2 middle part, motor 3 output shaft rotates and drives bevel gear subassembly 41, second transmission shaft 51 and cam 52 constantly rotate, when pressing connecting block 46 and pushing down the iron plate of bending, cam 52 extrusion compresses tightly connecting block 53, first compression spring 54 is compressed, make iron plate fixed, when pressing connecting block 46 and the iron plate of bending separation, cam 52 with compress tightly connecting block 53 and separate, under first compression spring 54's effect, it resets to drive to compress tightly connecting block 53 upward movement, the operation of fixed iron plate can be accomplished to operation more than the repetition.
The automatic conveying device further comprises a conveying mechanism 6, wherein the conveying mechanism 6 comprises a second belt group 61, a gear lacking 62, a third transmission shaft 63, a full gear 64, a fourth transmission shaft 65, a third belt group 66, a first roller 67, a spring rod 68, a second compression spring 69, a fixed connection frame 610, a fifth transmission shaft 611 and a transmission belt 612, the base 1 is uniformly provided with the fixed connection frame 610, the fifth transmission shaft 611 is rotatably connected between the fixed connection frames 610 at the front side and the rear side, the transmission belt 612 is connected between the fifth transmission shafts 611, the spring rod 68 is slidably connected between the front side and the rear side of the upper part of the workbench 2, the first roller 67 is rotatably connected between the lower part of the spring rod 68 and the lower part of the workbench 2, the second compression spring 69 is connected between the lower part of the spring rod 68, the second compression spring 69 is sleeved on the spring rod 68, the third belt group 66 is connected between the front part of the first roller 67 at the lower side and the front part of the fifth transmission shaft 611 at the right side, the front part of a fifth transmission shaft 611 on the right side is connected with a full gear 64, the right front side of the workbench 2 is rotatably connected with a third transmission shaft 63, a second belt set 61 is connected between the third transmission shaft 63 and the front end of the output shaft of the motor 3, the third transmission shaft 63 is connected with a missing gear 62, and the missing gear 62 is meshed with the full gear 64.
When people need to bend the iron plate, the iron plate is firstly placed on the conveyer belt 612, the output shaft of the motor 3 rotates anticlockwise to drive the second belt set 61, the third transmission shaft 63 and the missing gear 62 to rotate anticlockwise, when the missing gear 62 is engaged with the full gear 64, the fourth transmission shaft 65 and the third belt set 66 are driven to rotate clockwise, and further drives the conveyer belt 612 to rotate clockwise, so that the iron plate moves to the right, the third belt set 66 rotates clockwise to drive the lower first roller 67 to rotate clockwise, the upper first roller 67 rotates counterclockwise, when the iron plate moves to the right between the first rollers 67, under the action of the second compression spring 69, the spring rod 68 and the first roller 67 on the upper side are driven to press the iron plate downwards, thus, the iron plate can be conveyed, and when the missing gear 62 is separated from the full gear 64, the iron plate does not move any more and is bent.
The automatic feeding device is characterized by further comprising a feeding mechanism 7, wherein the feeding mechanism 7 comprises a feeding box 71 and second rollers 72, the left side of the base 1 is connected with the feeding box 71, and the front side and the rear side in the feeding box 71 are evenly connected with the second rollers 72.
When people need to bend the iron plate, the iron plate is placed in the blanking box 71, and the iron plate is enabled to move rightwards continuously through the cooperation between the conveying belt 612 and the second roller 72, so that the iron plate can be conveyed continuously.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (2)
1. The utility model provides an iron plate continuous bending machine which characterized in that, including:
the device comprises a base (1) and a workbench (2), wherein the workbench (2) is arranged on one side of the base (1);
the motor (3) is arranged at the top of the workbench (2);
a bending mechanism (4) is connected between the output shaft of the motor (3) and the workbench (2);
the pressing mechanism (5), the workbench (2) is connected with the pressing mechanism (5), and the pressing mechanism (5) is connected with the bending mechanism (4);
the bending mechanism (4) comprises:
the bevel gear component (41) is connected between the output shaft of the motor (3) and the pressing mechanism (5);
the top of the workbench (2) is rotatably connected with the first transmission shaft (43);
the first belt set (42) is connected between one side, close to the base (1), of the first transmission shaft (43) and the pressing mechanism (5);
the rotating disc (44) is connected to one end, away from the first belt set (42), of the first transmission shaft (43);
the long rod (45) is rotatably connected with the eccentric position of the rotating disc (44);
the pressing connecting block (46), the workbench (2) is connected with the pressing connecting block (46) for bending in a sliding mode, and the top of the pressing connecting block (46) is connected with the long rod (45) in a rotating mode;
the pressing mechanism (5) comprises:
the second transmission shaft (51) is rotatably connected to the workbench (2), and the second transmission shaft (51) is connected with the bevel gear assembly (41) and the first belt set (42);
the cam (52) is connected to one end, away from the bevel gear component (41), of the second transmission shaft (51);
the pressing connecting block (53) for extruding an iron plate is connected to the right part of the workbench (2) in a sliding manner, and the top of the pressing connecting block (53) is in pressing contact with the cam (52);
the first compression spring (54) is connected between the pressing connecting block (53) and the workbench (2), and the first compression springs (54) are sleeved on the pressing connecting block (53);
still including conveying mechanism (6), conveying mechanism (6) including:
the base (1) is uniformly provided with a fixed connecting frame (610);
the fifth transmission shaft (611) is rotatably connected between the fixed connecting frames (610) at the two sides of the fifth transmission shaft (611);
a conveyer belt (612) for conveying the iron plate is connected between the fifth transmission shafts (611);
the spring rod (68) is connected between the two sides of the upper part of the workbench (2) in a sliding way;
the first roller (67) used for compacting and conveying the iron plate is rotatably connected between the spring rod (68) and the workbench (2);
a second compression spring (69), wherein the second compression spring (69) is connected between the lower part of the spring rod (68) and the upper part of the workbench (2), and the second compression spring (69) is sleeved on the spring rod (68);
a third belt group (66), wherein the third belt group (66) is connected between the first roller (67) at the lower side and the fifth transmission shaft (611) at the right side;
the fifth transmission shaft (611) close to one side of the third belt set (66) is connected with the full gear (64);
the side part of the workbench (2) is rotatably connected with a third transmission shaft (63);
a second belt set (61) is connected between the third transmission shaft (63) and the output shaft of the motor (3);
the third transmission shaft (63) is connected with a gear lack wheel (62), and the gear lack wheel (62) is meshed with a full gear (64).
2. The continuous iron plate bending machine according to claim 1, further comprising a blanking mechanism (7), wherein the blanking mechanism (7) comprises:
the base (1) is connected with a blanking box (71) for placing an iron plate;
the second rollers (72) are uniformly connected with two sides in the blanking box (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010714714.4A CN111872173B (en) | 2020-07-23 | 2020-07-23 | Iron plate continuous bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010714714.4A CN111872173B (en) | 2020-07-23 | 2020-07-23 | Iron plate continuous bending machine |
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| Publication Number | Publication Date |
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| CN111872173A CN111872173A (en) | 2020-11-03 |
| CN111872173B true CN111872173B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010714714.4A Active CN111872173B (en) | 2020-07-23 | 2020-07-23 | Iron plate continuous bending machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718945A (en) * | 2020-12-11 | 2021-04-30 | 杜德华 | Steel plate bending device for metal processing |
| CN112630051A (en) * | 2020-12-18 | 2021-04-09 | 张凤英 | Calcium silicate board integral toughness secondary detection device |
| CN112719112A (en) * | 2020-12-21 | 2021-04-30 | 卢长丽 | Iron block bending equipment |
| CN113319160B (en) * | 2021-06-09 | 2023-05-02 | 山东威腾电力工程有限公司 | Be used for industry iron sheet equipment of bending |
| CN113426859B (en) * | 2021-08-25 | 2021-11-12 | 南通市正中钢管有限公司 | Metal plate winding and pipe making device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344633A (en) * | 1964-09-16 | 1967-10-03 | Walter W Wilson | Automatic bending brake |
| CN206701995U (en) * | 2017-03-22 | 2017-12-05 | 陈龙燕 | A kind of electronic sheet material apparatus for bending |
| CN111136141A (en) * | 2019-12-27 | 2020-05-12 | 钟源 | Automatic bending device of silver bracelet material |
| CN111167893A (en) * | 2020-01-08 | 2020-05-19 | 福安市星时代电机有限公司 | Plate bending device for diesel generator production |
-
2020
- 2020-07-23 CN CN202010714714.4A patent/CN111872173B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344633A (en) * | 1964-09-16 | 1967-10-03 | Walter W Wilson | Automatic bending brake |
| CN206701995U (en) * | 2017-03-22 | 2017-12-05 | 陈龙燕 | A kind of electronic sheet material apparatus for bending |
| CN111136141A (en) * | 2019-12-27 | 2020-05-12 | 钟源 | Automatic bending device of silver bracelet material |
| CN111167893A (en) * | 2020-01-08 | 2020-05-19 | 福安市星时代电机有限公司 | Plate bending device for diesel generator production |
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| CN111872173A (en) | 2020-11-03 |
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Effective date of registration: 20220929 Address after: 226463 Zhongtian Industrial Park, Hekou Town, Rudong, Nantong, Jiangsu Patentee after: ZHONGTIAN BROADBAND TECHNOLOGY Co.,Ltd. Address before: 330006 Room 101, No. 14, Chenyang natural village, Shiqiao village, Luocheng Road intersection, Gaoxin South Avenue, Qingshanhu District, Nanchang City, Jiangxi Province Patentee before: Dong Lixia |