EP4086019A1 - Vorrichtung zum schneiden von fachwerkfundamenten - Google Patents

Vorrichtung zum schneiden von fachwerkfundamenten Download PDF

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Publication number
EP4086019A1
EP4086019A1 EP21904991.3A EP21904991A EP4086019A1 EP 4086019 A1 EP4086019 A1 EP 4086019A1 EP 21904991 A EP21904991 A EP 21904991A EP 4086019 A1 EP4086019 A1 EP 4086019A1
Authority
EP
European Patent Office
Prior art keywords
cutoff
arms
truss
footing
rack
Prior art date
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
Application number
EP21904991.3A
Other languages
English (en)
French (fr)
Other versions
EP4086019A4 (de
Inventor
Zhendong Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TJK Machinery Tianjin Co Ltd
Original Assignee
TJK Machinery Tianjin Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TJK Machinery Tianjin Co Ltd filed Critical TJK Machinery Tianjin Co Ltd
Publication of EP4086019A1 publication Critical patent/EP4086019A1/de
Publication of EP4086019A4 publication Critical patent/EP4086019A4/de
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F11/00—Cutting wire
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
    • B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
    • B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
    • B21F15/08—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F9/00—Straining wire
    • B21F9/02—Straining wire by tools adapted also for making connections

Definitions

  • the present application relates to the field of truss processing techniques and, in particular, to a truss footing cutoff device.
  • the steel bar truss deck is formed by welding a bottom plate to a steel bar truss, and the steel bar truss is formed by welding an upper chord rib 101, a lower chord rib 102 and a truss footing 100 connecting the upper and lower chord ribs (shown in FIG. 1 ).
  • the truss footing 100 is made of wave-shaped rebars. At present, the truss cutoff operation is involved in the truss production line, and typically, avoids the position of the truss footing.
  • the truss footing is usually cut off by manually using a toothless saw or the like.
  • Such cutoff manner has some problems, for example, the length precision of the steel bar truss is difficult to control, and the production efficiency is low. Moreover, the labor intensity of the operator is too high, and there is a potential safety hazard.
  • the present application provides a truss footing cutoff device to solve problems of low production efficiency and high labor intensity existing in the existing truss footing cutoff manner.
  • the truss footing cutoff device includes a rack; a fixed blade holder; two cutoff arms and a driving member.
  • the fixed blade holder is fixed on the rack.
  • Two fixed blades are symmetrically arranged on the fixed blade holder, the fixed blade holder is configured to support a truss, and each of the two fixed blades is configured to support a truss footing of the truss.
  • the two cutoff arms are symmetrically arranged on the rack. Each of the two cutoff arms is provided with a movable blade.
  • the driving member is mounted on the rack and is configured to drive the two cutoff arms to move, so that the each of the two cutoff arms drives the movable blade to get close to a respective one of the two fixed blades, and the movable blade cooperates with the respective one of the two fixed blades to cut off the truss footing.
  • the two cutoff arms are rotatably mounted on the rack, the driving member is capable of driving the two cutoff arms to rotate, and the movable blade is mounted at one end of the each of the two cutoff arms and is capable of being driven by the each of the two cutoff arms to rotate.
  • the truss footing cutoff device further includes a transmission assembly.
  • the transmission assembly includes a crankshaft rotatably mounted on the rack and two connecting arms mounted on the crankshaft and capable of only rotating relative to the crankshaft, each of the two connecting arms is rotatably connected to a respective one of the two cutoff arms, the driving member is drivingly connected to the crankshaft and is capable of driving the crankshaft to rotate, and the crankshaft is capable of driving the two connecting arms to stretch out and draw back synchronously when the crankshaft rotates.
  • the crankshaft includes a first connecting part and a second connecting part, a central axis of the first connecting part and a central axis of the second connecting part are symmetrically arranged with respect to a centerline of the crankshaft, one of the two connecting arms is rotatably connected to the first connecting part and the other one of the two connecting arms is rotatably connected to the second connecting part.
  • the transmission assembly further includes a connecting rod, one end of the connecting rod is rotatably connected to the each of the two connecting arms, and the other end of the connecting rod is rotatably connected to the respective one of the two cutoff arms.
  • each of the two driving members is drivingly connected to a respective one of the two cutoff arms.
  • the two driving members synchronously operate so as to drive the two cutoff arms to synchronously rotate.
  • the two cutoff arms are slidably mounted on the rack, the driving member is capable of driving the two cutoff arms to slide, and the movable blade is mounted at one end of the each of the two cutoff arms and is capable of being driven by the each of the two cutoff arms to move towards the fixed blade.
  • the driving member is an air cylinder or an oil cylinder, and an output end of the air cylinder or the oil cylinder is connected to the two cutoff arms.
  • the fixed blade holder includes a supporting part and two mounting parts located at two sides of the supporting part, the supporting part is configured to support the truss, and the two fixed blades are fixedly mounted on the two mounting parts respectively.
  • connection to each other is to be construed in a broad sense, for example, as securely connected, detachably connected or integrated; mechanically connected or electrically connected; directly connected to each other or indirectly connected to each other via an intermediary; or internally connected between two components or interaction relations between two components.
  • connection detachably connected or integrated; mechanically connected or electrically connected; directly connected to each other or indirectly connected to each other via an intermediary; or internally connected between two components or interaction relations between two components.
  • first feature and the second feature may be in direct contact or be in contact via another feature between the two features.
  • first feature is described as “on”, “above”, or “over” the second feature, the first feature is right on, above, or over the second feature or the first feature is obliquely on, above, or over the second feature, or the first feature is simply at a higher level than the second feature.
  • the first feature When the first feature is described as “under”, “below”, or “underneath” the second feature, the first feature is right under, below, or underneath the second feature or the first feature is obliquely under, below, or underneath the second feature, or the first feature is simply at a lower level than the second feature.
  • orientation or position relationships indicated by terms “above”, “below”, “right” and the like are based on the orientation or position relationships shown in the drawings, merely for ease of description and simplifying an operation, and these relationships do not indicate or imply that the referred device or element has a specific orientation and is constructed and operated in a specific orientation, and thus it is not to be construed as limiting the present application.
  • the terms “first” and “second” are used only to distinguish between descriptions and have no special meaning.
  • the present application provides a truss footing cutoff device, which can achieve the automatic cutoff of a truss footing 100 of a truss 10 without the manual cutoff, and thus has a higher automation degree, improves the production efficiency, and reduces the labor intensity of the operator and the potential safety hazard.
  • the truss footing cutoff device includes a rack 1, a fixed blade holder 2, a fixed blade 3, a cutoff arm 4, a movable blade 5, a driving member 6 and a transmission assembly 7.
  • the rack 1 is configured to carry the fixed blade holder 2, the fixed blade 3, the cutoff arm 4, the movable blade 5, the driving member 6 and the transmission assembly 7 to achieve the cutoff operation of the truss footing 100.
  • the fixed blade holder 2 is fixed to the rack 1 and is optionally placed at a top position of the rack 1.
  • a shape of the fixed blade holder 2 is adapted to a shape of the truss 10.
  • the fixed blade holder 2 includes a supporting part 21 and mounting parts 22 located at two sides of the supporting part 21.
  • the supporting part 21 is substantially in an inverted trapezoidal structure, and the truss 10 can be placed on and supported by the support part 21.
  • the mounting part 22 is configured to fix and mount the fixed blade 3, and when the truss 10 is placed on the support part 21, the truss footing 100 can be placed on the fixed blade 3.
  • the cutoff arm 4 is mounted on the rack 1 and is rotatable relative to the rack 1.As shown in FIG. 4 , an upper-middle position of the cutoff arm 4 is rotatably connected to the rack 1 through a rotary shaft.
  • the movable blade 5 is mounted at one end of the cutoff arm 4 close to the rotary shaft, and the movable blade 5 can get close to or move away from the fixed blade 3 with the rotation of the cutoff arm 4.
  • the cutoff arm 4 drives the movable blade 5 to get close to the fixed blade 3, the movable blade 5 and the fixed blade 3 cooperate to cut the truss footing 100.
  • two cutoff arms 4 are symmetrically arranged on the rack 1, and correspondingly, two movable blades 5 and two fixed blades 3 are also symmetrically arranged, thereby achieving the cutoff of truss footings 100 on two sides of the truss 10.
  • the driving member 6 is configured to drive the cutoff arm 4 to rotate relative to the rack 1.
  • the driving member 6 may be a motor or a deceleration motor.
  • Two driving members 6 may be provided, where each driving member 6 drives one cutoff arm 4 to rotate so as to cut off the truss footing 100.
  • the two driving members 6 synchronously operate to synchronously cut off the truss footings 100 on two sides of the truss 10 at a same position, thereby improving the cutoff efficiency.
  • the above transmission assembly 7 includes a crankshaft 71, connecting arms 72 and connecting rods 73.
  • the crankshaft 71 is rotatably mounted on the rack 1 and can be driven by the driving member 6 to rotate.
  • the crankshaft 71 is provided with a first connecting part 711 and a second connecting part 712.
  • One connecting arm 72 is rotatably connected to the first connecting part 711 and the other connecting arm 72 is rotatably connected to the second connecting part 712.
  • One end of each connecting arm 72 is rotatably connected to one end of a respective connecting rod 73, the other end of the respective connecting rod 73 is rotatably connected to one cutoff arm 4.
  • the connecting arm 72 when the connecting arm 72 is driven by the crankshaft 71 to stretch out or draw back, the connecting arm 72 can drive the cutoff arm 4 to rotate, and then the cutoff arm 4 drives the movable knife 5 to get close to or move away from the fixed blade 3.
  • a central axis of the first connecting part 711 and a central axis of the first connecting part 712 are symmetrically arranged with respect to a centerline of the crankshaft 71.
  • the central axis of the first connecting part 711 and the central axis of the second connecting part 712 are symmetrically arranged with respect to the centerline of the crankshaft 71 so that when the crankshaft 71 rotates, the two connecting arms 72 can be driven to stretch out at the same time and then the two cutoff arms 4 and the two movable blades 5 can be driven to get close to the fixed blades 3 at the same time, so as to achieve the synchronous cutoff of the truss footings 100 on two sides of the truss 10; or the two connecting arms 72 can be driven to draw back at the same time and then the two cutoff arms 4 and the two movable blades 5 can be driven to move away from the fixed blades 3 at the same time.
  • the truss footing cutoff device in this embodiment works, first, the truss 10 is placed on the supporting part 21 of the fixed blade holder 2, and the truss footing 100 is located on the fixed blade 3; then, the crankshaft 71 is driven by the driving member 6 to rotate, the crankshaft 71 drives the two connecting arms 72 to stretch out, and each connecting arm 72 drives the respective cutoff arm 4 to rotate, and the rotation of the cutoff arm 4 drives the movable blade 5 to get close to the fixed blade 3; and finally the movable blade 5 cooperates with the fixed blade 3 to cut off the truss footing 100.
  • the truss 10 continues to be transported backward to a truss shearing device, and an upper chord rib and a lower chord rib of the truss 10 are cut off by the truss shearing device, thereby completing the cutoff of the whole truss 10.
  • This embodiment provides a truss footing cutoff device.
  • the cutoff arm is not rotatably arranged on the rack, but is slidably arranged on the rack; the driving member is configured to drive the cutoff arm to slide; and the transmission component is not provided.
  • a slide rail may be provided on the rack, and correspondingly, a slide block is provided on the cutoff arm.
  • the driving member drives the cutoff arm to slide in a vertical direction, and the slide block and the slide rail can play roles of guiding and stably supporting.
  • the driving member of this embodiment may be an air cylinder or an oil cylinder, and an output end of the air cylinder or the oil cylinder is connected to the cutoff arm.
  • Two driving members may be provided. Each driving member is drivingly connected to one cutoff arm, and optionally, the two driving members synchronously operate so as to achieve the synchronous sliding of the cutoff arms.
  • One driving member may also be provided, and in this case, a connection member needs to be provided. Two cutoff arms are fixedly connected through the connection member, an output end of the driving member is fixedly connected to the connection member, the connection member is driven by the driving member to move, and then the connection member can drive the two cutoff arms to slide at the same time.
  • the truss footing cutoff device in this embodiment works, first, the truss is placed on the supporting part of the fixed blade holder, and the truss footing is located on the fixed blade 3; then, the cutoff arm is driven by the driving member to slide downwards, and the movable blade on the cutoff arm is driven to get close to the fixed blade, and finally cooperates with the fixed blade to cut off the truss footing.
  • the truss footing When the truss footing is cut off, the truss continues to be transported backward to a truss shearing device, and an upper chord rib and a lower chord rib of the truss are cut off on the truss shearing device, thereby completing the cutoff of the whole truss.
  • the movable blade 5 is driven by the cutoff arm to get close to the fixed blade 3, and then the movable blade 5 cooperates with the fixed blade 3 to cut off the truss footing 100.
  • the automatic cutoff of the truss footing 100 of the truss 10 is achieved without the manual cutoff, having a higher automation degree, improving the production efficiency, and reducing the labor intensity of the operator and the potential safety hazard.
EP21904991.3A 2020-12-18 2021-06-16 Vorrichtung zum schneiden von fachwerkfundamenten Pending EP4086019A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011502836.3A CN112620539A (zh) 2020-12-18 2020-12-18 一种桁架底脚切断装置
PCT/CN2021/100386 WO2022127056A1 (zh) 2020-12-18 2021-06-16 桁架底脚切断装置

Publications (2)

Publication Number Publication Date
EP4086019A1 true EP4086019A1 (de) 2022-11-09
EP4086019A4 EP4086019A4 (de) 2024-04-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP21904991.3A Pending EP4086019A4 (de) 2020-12-18 2021-06-16 Vorrichtung zum schneiden von fachwerkfundamenten

Country Status (5)

Country Link
EP (1) EP4086019A4 (de)
JP (1) JP7373062B2 (de)
KR (1) KR20220127302A (de)
CN (1) CN112620539A (de)
WO (1) WO2022127056A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112620539A (zh) * 2020-12-18 2021-04-09 建科机械（天津）股份有限公司 一种桁架底脚切断装置
CN117399531A (zh) * 2023-11-06 2024-01-16 中铁三局集团第二工程有限公司 一种高精度钢绞线切割设备及其方法

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JP3801492B2 (ja) 2001-12-03 2006-07-26 太郎 河西 ラチス筋曲げ加工装置
ITPN20070023A1 (it) * 2007-04-18 2008-10-19 Promostar S R L Impianto e procedimento per la produzione "just-in-time" di tralicci di rinforzo per travi
JP2011219968A (ja) 2010-04-08 2011-11-04 Matsui Kanaami Kogyo Kk アーチ型トラス
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CN107030230B (zh) 2017-05-24 2019-09-20 建科机械（天津）股份有限公司 桁架腹杆筋切断装置
CN211027884U (zh) 2019-10-16 2020-07-17 中禹机械(山东)股份有限公司 一种三角钢筋桁架生产剪切机构
CN211437895U (zh) 2019-11-12 2020-09-08 山东连环机械科技有限公司 一种三角钢筋桁架分步剪切装置
CN211276363U (zh) 2019-12-30 2020-08-18 湖南三一快而居住宅工业有限公司 桁架切刀装置及桁架加工工装
CN112620539A (zh) * 2020-12-18 2021-04-09 建科机械（天津）股份有限公司 一种桁架底脚切断装置

Also Published As

Publication number Publication date
CN112620539A (zh) 2021-04-09
JP7373062B2 (ja) 2023-11-01
EP4086019A4 (de) 2024-04-24
WO2022127056A1 (zh) 2022-06-23
KR20220127302A (ko) 2022-09-19
JP2023510995A (ja) 2023-03-16

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