CN114558978A - Foot-operated knot shape chain link bending device - Google Patents
Foot-operated knot shape chain link bending device Download PDFInfo
- Publication number
- CN114558978A CN114558978A CN202011354974.1A CN202011354974A CN114558978A CN 114558978 A CN114558978 A CN 114558978A CN 202011354974 A CN202011354974 A CN 202011354974A CN 114558978 A CN114558978 A CN 114558978A
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- China
- Prior art keywords
- rod
- guide
- rotating shaft
- handle
- chain link
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005452 bending Methods 0.000 title claims abstract description 44
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21L—MAKING METAL CHAINS
- B21L1/00—Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape
Abstract
A pedal type buckling chain link bending device comprises a machine table, a bending mechanism on the machine table and a pedal driving mechanism under the machine table. The bending mechanism comprises a bending table on the machine table, a first rotating shaft, a second rotating shaft and a limiting column are fixedly erected on the bending table, and the first rotating shaft, the second rotating shaft and the limiting column are arranged in an isosceles triangle; a first handle is rotatably sleeved on the first rotating shaft, a first top post is fixedly arranged on the top surface of the first handle, a first guide rod is fixedly arranged on the bottom surface of the first handle, and the first guide rod downwards penetrates through the table top of the machine table and is connected with a pedal driving mechanism; a second handle is rotatably sleeved on the second rotating shaft, a second ejection column is fixedly arranged on the top surface of the second handle, a second guide rod is fixedly arranged on the bottom surface of the second handle, and the second guide rod penetrates through the table board downwards and is connected with the pedal driving mechanism. This device drives first handle and second handle synchronous rotation through V-shaped frame, and chain link stick both ends are bent simultaneously, and the atress is even, and it is efficient to bend.
Description
Technical Field
The invention relates to the technical field of button chain processing, in particular to a pedal type button chain link bending device.
Background
The buckled chain is also called a round-link chain, a chain structure is formed by annular components buckled with each other, the round-link chain is mainly used as a round-link chain for mining, a marine anchor chain, a bucket type lifting chain, a binding chain, a protection chain and the like, is widely applied to the fields of mines, cement, ships, navigation channels, wharfs, transportation and the like, and the demand of the round-link chain is increased along with the rapid development of national economy. At present, the button chains produced by domestic and foreign manufacturers are all produced by professional numerical control machines, the cost is high, and common users cannot purchase the button chains. Therefore, some small enterprises also manufacture some small manual-driven buckling chain processing devices, but the small manual-driven buckling chain processing devices adopt a mode of bending the chain link bar on one side, one end of the chain link bar is bent firstly, and the other end of the chain link bar is bent after the bending.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings in the prior art and provides a pedal buckling chain link bending device, wherein a first handle and a second handle are driven to synchronously rotate through a V-shaped frame, two ends of a link rod are simultaneously bent, the stress is uniform, the bending efficiency is high, and the forming quality is good; when the V-shaped frame is driven to have a fault, the chain link bars can be manually bent, production is not affected, and the applicability is high.
In order to achieve the purpose, the scheme is realized by the following technical scheme:
the utility model provides a foot-operated knot shape chain link bending device, includes the board, sets up the mechanism of bending on the board, sets up the foot drive mechanism under the board, its characterized in that:
the bending mechanism comprises a bending table arranged on the machine table, a first rotating shaft, a second rotating shaft and a limiting column are fixedly erected on the bending table, and the first rotating shaft, the second rotating shaft and the limiting column are arranged in an isosceles triangle; a first handle is rotatably sleeved on the first rotating shaft, a first top post is vertically and fixedly arranged on the top surface of the first handle, a first guide rod is vertically and fixedly arranged on the bottom surface of the first handle, and the first guide rod downwards penetrates through the table top of the machine table and is connected with the pedal driving mechanism below the machine table; a second handle is rotatably sleeved on the second rotating shaft, a second top post is vertically and fixedly arranged on the top surface of the second handle, a second guide rod is vertically and fixedly arranged on the bottom surface of the second handle, and the second guide rod downwards penetrates through the table top of the machine table and is connected with the pedal driving mechanism below the machine table;
the pedal driving mechanism comprises a V-shaped frame with an upward opening, the front end of the V-shaped frame is connected with the first cross rod, the V-shaped point of the V-shaped frame is connected with the second cross rod, and the rear end of the V-shaped frame is connected with the third cross rod; the second cross rod is rotatably installed on the supporting leg of the machine table through a bearing, the middle part of the third cross rod is rotatably provided with a vertically arranged driving rod, and a first connecting rod and a second connecting rod are rotatably sleeved on the driving rod; one end of the first connecting rod is rotatably sleeved on the first guide rod, and the other end of the first connecting rod is rotatably sleeved on the driving rod; one end of the second connecting rod is rotatably sleeved on the second guide rod, and the other end of the second connecting rod is rotatably sleeved on the driving rod.
Further, an arc-shaped first guide through groove and an arc-shaped second guide through groove are symmetrically formed in the table top of the machine table, the first guide through groove and the second guide through groove vertically penetrate through the table top of the machine table, the first guide through groove takes the first rotating shaft as an arc center, and the second guide through groove takes the second rotating shaft as an arc center; the first guide rod penetrates through the first guide through groove downwards to be connected with the pedal driving mechanism, and the second guide rod penetrates through the second guide through groove downwards to be connected with the pedal driving mechanism.
Furthermore, the lower end of the driving rod is connected to the supporting leg of the machine table through a return spring.
Furthermore, be provided with a runway hole on the actuating lever, the third horizontal pole passes runway hole transverse connection is on the V-arrangement frame.
Preferably, the bending table is in a circular table shape.
Preferably, the first guiding through groove is a minor arc with the first rotating shaft as an arc center.
Preferably, the second guiding through groove is an inferior arc with the second rotating shaft as an arc center.
Preferably, a pedal is rotatably mounted on the first cross bar.
Preferably, the lower end parts of the first guide rod and the second guide rod are respectively sleeved with a locking nut.
Compared with the prior art, the invention has the beneficial effects that:
1) when the pedal is stepped on by a foot to drive the V-shaped frame, the first handle and the second handle rotate synchronously, the two ends of the chain link rod strip are bent simultaneously, the stress is uniform, the bending efficiency is high, and the forming quality is good.
2) When the pedal is stepped on by a foot to drive the V-shaped frame, the first handle and the second handle can be simultaneously rotated by hands, the hands and the feet are used simultaneously, and the bending process of the chain link rod is more labor-saving.
3) When the pedal driving mechanism breaks down, the chain link bars can be manually bent, production is not affected, and the applicability is strong.
4) The structure is simple, the failure rate is low, the manufacturing cost is low, and the maintenance cost is low.
In order that the invention may be more clearly understood, preferred embodiments of the invention will now be described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective view of another embodiment of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic bottom view of the present invention;
FIG. 5 is a front view of the present invention;
fig. 6 is a schematic diagram of the working principle of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1 to 6, a pedal buckling chain link bending device includes a machine table 1, a bending mechanism disposed on the machine table 1, and a pedal driving mechanism disposed under the machine table, wherein the pedal driving mechanism drives the bending mechanism to bend a chain link rod 9 disposed in the bending mechanism, and the bent chain links are connected in series to form a steel chain.
The bending mechanism comprises a bending table 10 arranged on the machine table 1, the bending table 10 is in a circular truncated cone shape, a first rotating shaft 11, a second rotating shaft 22 and a limiting column 33 are fixedly erected on the bending table 10, and the first rotating shaft 11, the second rotating shaft 22 and the limiting column 33 are arranged in an isosceles triangle shape. The first rotating shaft 11 is rotatably sleeved with a first handle 14, a first top pillar 15 is vertically and fixedly arranged on the top surface of the first handle 14, a first guide rod 16 is vertically and fixedly arranged on the bottom surface of the first handle 14, and the first guide rod 16 downwards penetrates through the table top of the machine table 1 and is connected with the pedal driving mechanism below the machine table 1. A second handle 24 is rotatably sleeved on the second rotating shaft 22, a second support pillar 25 is vertically and fixedly arranged on the top surface of the second handle 24, a second guide rod 26 is vertically and fixedly arranged on the bottom surface of the second handle 24, and the second guide rod 26 downwardly penetrates through the table top of the machine table 1 and is connected with the pedal driving mechanism below the machine table 1. Preferably, in the present embodiment, the first rotating shaft 11 and the first guide bar 16 are respectively located at two sides of the first top pillar 15; the second rotating shaft 22 and the second guide bar 26 are respectively located at both sides of the second support pillar 25.
Further, curved first direction is seted up on the 1 mesa of board and is led to groove 2 and the logical groove 3 of second direction, and first direction is led to groove 2 and the logical groove 3 of second direction and is vertical to run through 1 mesa of board, and just first direction leads to groove 2 and uses first pivot 11 as the inferior arc of arc center, and the logical groove 3 of second direction is with the inferior arc of second pivot 22 as the arc center. The first guide rod 16 passes through the first guide through groove 2 downwards to be connected with the pedal driving mechanism, and the second guide rod 26 passes through the second guide through groove 3 downwards to be connected with the pedal driving mechanism. When the first handle 14 is rotated around the first rotating shaft 11, the first guide rod 16 performs an arc motion in the first guide through groove 2; when the second handle 24 is rotated about the second shaft 22, the second guide rod 26 moves in an arc in the second guide channel 3.
The pedal driving mechanism comprises a V-shaped frame 40 with an upward opening, the front end of the V-shaped frame 40 is connected with a first cross rod 41, the V-shaped point of the V-shaped frame 40 is connected with a second cross rod 42, and the rear end of the V-shaped frame 40 is connected with a third cross rod 43. A pedal 410 is rotatably mounted on the first cross bar 41; the second cross rod 42 is rotatably mounted on the supporting leg of the machine table through a bearing, so that the V-shaped frame 40 can rotate by taking the second cross rod 42 as an axis; the middle of the third cross bar 43 is rotatably provided with a vertically arranged driving rod 44, specifically, the driving rod 44 is provided with a runway hole 440, the third cross bar 43 passes through the runway hole 440 and is transversely connected to the V-shaped frame 40, so that when the V-shaped frame 40 rotates, the driving rod 44 moves back and forth along with the third cross bar 43.
Further, the lower end of the driving rod 44 is connected to the supporting leg of the machine table through a return spring 45, so that the driving rod 44 can be returned after moving along with the third cross bar 43.
Further, the driving rod 44 is rotatably sleeved with a first connecting rod 46 and a second connecting rod 47 arranged under the machine table 1. Specifically, one end of the first connecting rod 46 is rotatably sleeved on the first guide rod 16, and the other end of the first connecting rod 46 is rotatably sleeved on the driving rod 44; one end of the second connecting rod 47 is rotatably sleeved on the second guide rod 26, and the other end of the second connecting rod 47 is rotatably sleeved on the driving rod 44. When the V-shaped frame 40 rotates, the third cross bar 43 drives the driving rod 44, the driving rod 44 drives the first connecting rod 46 and the second connecting rod 47, the first connecting rod 46 and the second connecting rod 47 respectively drive the first guiding rod 16 and the second guiding rod 26, the first guiding rod 16 and the second guiding rod 26 respectively drive the first handle 14 and the second handle 24, and the pedal driving mechanism provides the driving force of the bendable chain link bar 9 for the pedal driving mechanism.
Further, the lower ends of the first guide rod 16 and the second guide rod 26 are respectively sleeved with a locking nut 27, so that the connection between the first connecting rod 46 and the second connecting rod 47 and the connection between the first guide rod 16 and the second guide rod 26 are detachable. When the pedal driving mechanism has a fault, the chain can be bent by manually rotating the first handle 14 and the second handle 24 only after the first connecting rod 46 and the second connecting rod 47 are disconnected from the first guide rod 16 and the second guide rod 26, so that the production is not influenced, and the applicability of the device is enhanced.
The working principle of the device is as follows: the chain link rod 9 is clamped between the first rotating shaft 11 and the first supporting column 15, and between the second rotating shaft 22 and the second supporting column 25, the V-shaped frame 40 is driven to rotate by stepping on the pedal 410, the V-shaped frame 40 drives the first handle 14 and the second handle 24 to rotate towards the front end of the machine table 1 at the same time, so that the two ends of the chain link rod 9 are bent, and meanwhile, the middle part of the chain link rod 9 is propped against by the limiting column 33, so that the chain link rod 9 is bent into a chain link. Similarly, if the foot drive mechanism fails, the link can be bent by manually rotating first handle 14 and second handle 24.
Compared with the prior art, the device has the beneficial effects that:
1) when the pedal 410 is stepped on by a foot to drive the V-shaped frame 40, the first handle and the second handle rotate synchronously, two ends of the chain link rod are bent simultaneously, the stress is uniform, the bending efficiency is high, and the forming quality is good.
2) When the V-shaped frame 40 is driven by stepping on the pedal 410, the first handle and the second handle can be simultaneously rotated by hands, the hands and the feet are used together, and the bending process of the chain link rod is more labor-saving.
3) When the pedal driving mechanism breaks down, the chain link bars can be manually bent, production is not affected, and the applicability is strong.
4) The structure is simple, the failure rate is low, the manufacturing cost is low, and the maintenance cost is low.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The utility model provides a foot-operated knot shape chain link bending device, includes the board, sets up the mechanism of bending on the board, sets up the foot drive mechanism under the board, its characterized in that:
the bending mechanism comprises a bending table arranged on the machine table, a first rotating shaft, a second rotating shaft and a limiting column are fixedly erected on the bending table, and the first rotating shaft, the second rotating shaft and the limiting column are arranged in an isosceles triangle; a first handle is rotatably sleeved on the first rotating shaft, a first top column is vertically and fixedly arranged on the top surface of the first handle, a first guide rod is vertically and fixedly arranged on the bottom surface of the first handle, and the first guide rod downwards penetrates through the table top of the machine table and is connected with the pedal driving mechanism below the machine table; a second handle is rotatably sleeved on the second rotating shaft, a second top post is vertically and fixedly arranged on the top surface of the second handle, a second guide rod is vertically and fixedly arranged on the bottom surface of the second handle, and the second guide rod downwards penetrates through the table top of the machine table and is connected with the pedal driving mechanism below the machine table;
the pedal driving mechanism comprises a V-shaped frame with an upward opening, the front end of the V-shaped frame is connected with the first cross rod, the V-shaped point of the V-shaped frame is connected with the second cross rod, and the rear end of the V-shaped frame is connected with the third cross rod; the second cross rod is rotatably installed on the supporting leg of the machine table through a bearing, the middle part of the third cross rod is rotatably provided with a vertically arranged driving rod, and a first connecting rod and a second connecting rod are rotatably sleeved on the driving rod; one end of the first connecting rod is rotatably sleeved on the first guide rod, and the other end of the first connecting rod is rotatably sleeved on the driving rod; one end of the second connecting rod is rotatably sleeved on the second guide rod, and the other end of the second connecting rod is rotatably sleeved on the driving rod.
2. The foot-operated buckle chain link bending device according to claim 1, wherein: the machine table top is symmetrically provided with a first arc-shaped guide through groove and a second arc-shaped guide through groove, the first guide through groove and the second guide through groove vertically penetrate through the machine table top, the first guide through groove takes the first rotating shaft as an arc center, and the second guide through groove takes the second rotating shaft as an arc center; the first guide rod penetrates through the first guide through groove downwards to be connected with the pedal driving mechanism, and the second guide rod penetrates through the second guide through groove downwards to be connected with the pedal driving mechanism.
3. The foot-operated buckle chain link bending device according to claim 2, wherein: the lower end of the driving rod is connected to the supporting leg of the machine table through a return spring.
4. The foot-operated buckle chain link bending device according to claim 2, wherein: the driving rod is provided with a runway hole, and the third cross rod penetrates through the runway hole and is transversely connected to the V-shaped frame.
5. The foot-operated buckle chain link bending device according to claim 2, wherein: the bending platform is in a circular truncated cone shape.
6. The foot-operated buckle chain link bending device according to claim 2, wherein: the first guide through groove is in a shape of inferior arc with the first rotating shaft as an arc center.
7. The foot-operated buckle chain link bending device according to claim 2, wherein: the second guide through groove is in a shape of inferior arc with the second rotating shaft as an arc center.
8. The foot-operated buckle chain link bending device according to claim 2, wherein: a pedal is rotatably arranged on the first cross rod.
9. The foot-operated buckle chain link bending device according to claim 2, wherein: and the lower end parts of the first guide rod and the second guide rod are respectively sleeved with a locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354974.1A CN114558978A (en) | 2020-11-27 | 2020-11-27 | Foot-operated knot shape chain link bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354974.1A CN114558978A (en) | 2020-11-27 | 2020-11-27 | Foot-operated knot shape chain link bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114558978A true CN114558978A (en) | 2022-05-31 |
Family
ID=81712053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011354974.1A Pending CN114558978A (en) | 2020-11-27 | 2020-11-27 | Foot-operated knot shape chain link bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114558978A (en) |
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| US5588322A (en) * | 1992-04-06 | 1996-12-31 | Bending Tooling S.R.L. | Universal support and positioning structure for tools used by an elongate element bending machine |
| KR19990027326U (en) * | 1997-12-23 | 1999-07-15 | 이구택 | Rubber sleeve removal device |
| US6644087B1 (en) * | 2002-07-26 | 2003-11-11 | Third Millennium Engineering, Llc | Rod bender for bending surgical rods |
| KR200388617Y1 (en) * | 2005-04-15 | 2005-06-29 | 박순희 | bending apparatus |
| TWM272740U (en) * | 2004-11-30 | 2005-08-11 | Gung-Shiang Guo | Pedal driving mechanism |
| US7380430B1 (en) * | 2007-03-16 | 2008-06-03 | Christopher J. Rusch | Rotary draw tube bender |
| CN201235378Y (en) * | 2008-05-30 | 2009-05-13 | 河源职业技术学院 | Arcuated member bend molding apparatus |
| EP2380674A2 (en) * | 2010-04-26 | 2011-10-26 | Felss Burger GmbH | Expandable bending head |
| CN103736797A (en) * | 2013-12-30 | 2014-04-23 | 浙江兴宇汽车零部件有限公司 | Multi-functional stretch bending forming device of guide rails |
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| CN106975681A (en) * | 2017-03-31 | 2017-07-25 | 山东金智成建设有限公司 | A kind of hydraulic pressure band steel Bender by roasting |
| KR101899288B1 (en) * | 2018-05-15 | 2018-09-14 | 한동권 | Bending machine for bending stand frame of television |
| TWI640341B (en) * | 2017-10-20 | 2018-11-11 | 岱宇國際股份有限公司 | Elliptical trainer |
| CN108889806A (en) * | 2018-07-26 | 2018-11-27 | 宁波市加祥精密模具有限公司 | A kind of bending apparatus of weather strip for automobile |
| CN209867063U (en) * | 2019-03-20 | 2019-12-31 | 佛山市顺德区东尼克电器有限公司 | Automatic U-shaped pipe bender of heating tube |
| CN210080435U (en) * | 2019-03-16 | 2020-02-18 | 芜湖宏澳五金科技有限公司 | Hardware bending device |
| CN210614739U (en) * | 2019-09-29 | 2020-05-26 | 潍坊和联高科专用车装备有限公司 | Bending forming machine for rain tent frame of vehicle |
| CN111530999A (en) * | 2020-06-15 | 2020-08-14 | 保信科技(杭州)有限公司 | Displacement bending device is prevented in metalworking |
| CN111889548A (en) * | 2020-08-14 | 2020-11-06 | 惠秀达包装科技(太仓)有限公司 | Curved surface automatic bending machine for lapel former |
-
2020
- 2020-11-27 CN CN202011354974.1A patent/CN114558978A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052875A (en) * | 1975-08-30 | 1977-10-11 | Kabushiki Kaisha Ogura Chuck Seisakusho | Small size, portable bender |
| US5588322A (en) * | 1992-04-06 | 1996-12-31 | Bending Tooling S.R.L. | Universal support and positioning structure for tools used by an elongate element bending machine |
| KR19990027326U (en) * | 1997-12-23 | 1999-07-15 | 이구택 | Rubber sleeve removal device |
| US6644087B1 (en) * | 2002-07-26 | 2003-11-11 | Third Millennium Engineering, Llc | Rod bender for bending surgical rods |
| TWM272740U (en) * | 2004-11-30 | 2005-08-11 | Gung-Shiang Guo | Pedal driving mechanism |
| KR200388617Y1 (en) * | 2005-04-15 | 2005-06-29 | 박순희 | bending apparatus |
| US7380430B1 (en) * | 2007-03-16 | 2008-06-03 | Christopher J. Rusch | Rotary draw tube bender |
| CN201235378Y (en) * | 2008-05-30 | 2009-05-13 | 河源职业技术学院 | Arcuated member bend molding apparatus |
| EP2380674A2 (en) * | 2010-04-26 | 2011-10-26 | Felss Burger GmbH | Expandable bending head |
| CN103736797A (en) * | 2013-12-30 | 2014-04-23 | 浙江兴宇汽车零部件有限公司 | Multi-functional stretch bending forming device of guide rails |
| CN205074377U (en) * | 2015-10-23 | 2016-03-09 | 陈水锦 | U -shaped steel pipe bender |
| CN106975681A (en) * | 2017-03-31 | 2017-07-25 | 山东金智成建设有限公司 | A kind of hydraulic pressure band steel Bender by roasting |
| TWI640341B (en) * | 2017-10-20 | 2018-11-11 | 岱宇國際股份有限公司 | Elliptical trainer |
| KR101899288B1 (en) * | 2018-05-15 | 2018-09-14 | 한동권 | Bending machine for bending stand frame of television |
| CN108889806A (en) * | 2018-07-26 | 2018-11-27 | 宁波市加祥精密模具有限公司 | A kind of bending apparatus of weather strip for automobile |
| CN210080435U (en) * | 2019-03-16 | 2020-02-18 | 芜湖宏澳五金科技有限公司 | Hardware bending device |
| CN209867063U (en) * | 2019-03-20 | 2019-12-31 | 佛山市顺德区东尼克电器有限公司 | Automatic U-shaped pipe bender of heating tube |
| CN210614739U (en) * | 2019-09-29 | 2020-05-26 | 潍坊和联高科专用车装备有限公司 | Bending forming machine for rain tent frame of vehicle |
| CN111530999A (en) * | 2020-06-15 | 2020-08-14 | 保信科技(杭州)有限公司 | Displacement bending device is prevented in metalworking |
| CN111889548A (en) * | 2020-08-14 | 2020-11-06 | 惠秀达包装科技(太仓)有限公司 | Curved surface automatic bending machine for lapel former |
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