CN103817268B - Nickel-chrome alloy furnace wire bending process adopting screw rod type clamping device - Google Patents

Nickel-chrome alloy furnace wire bending process adopting screw rod type clamping device Download PDF

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Publication number
CN103817268B
CN103817268B CN201410077336.8A CN201410077336A CN103817268B CN 103817268 B CN103817268 B CN 103817268B CN 201410077336 A CN201410077336 A CN 201410077336A CN 103817268 B CN103817268 B CN 103817268B
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CN
China
Prior art keywords
clamping
hydraulic cylinder
bending
slide block
bending hydraulic
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CN201410077336.8A
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Chinese (zh)
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CN103817268A (en
Inventor
马志兰
李佳
陈鹏
陈三星
魏宁
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魏宁
陈三星
陈鹏
李佳
马志兰
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Application filed by 魏宁, 陈三星, 陈鹏, 李佳, 马志兰 filed Critical 魏宁
Priority to CN201410077336.8A priority Critical patent/CN103817268B/en
Publication of CN103817268A publication Critical patent/CN103817268A/en
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Publication of CN103817268B publication Critical patent/CN103817268B/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21FWORKING OR PROCESSING OF METAL WIRE
    • B21F1/00Bending wire other than coiling; Straightening wire
    • B21F1/04Undulating

Abstract

The invention provides a nickel-chrome alloy furnace wire bending process adopting a screw rod type clamping device. Row wires of furnace wires of a heating furnace are rectangular row wires formed by the furnace wires of the heating furnace through linear arrangement in a vertical direction, a bending device is used in the process and comprises a support frame, a front horizontal guide rail and a back horizontal guide rail are respectively arranged in a front position and a back position of the right side of the support frame, a support frame clamping device is arranged in the middle position of the right side of the support frame and is positioned between the front horizontal guide rail and the back horizontal guide rail, a first bending device is arranged at the right part of the back horizontal guide rail, a third bending device is arranged at the left part of the back horizontal guide rail, a second bending device is arranged at the right part of the front horizontal guide rail, a fourth bending device is arranged at the left side of the front horizontal guide rail, and the bending devices are respectively used for forming four U-shaped bending parts on the row wires of the furnace wires of the heating furnace from the left side to the right side.

Description

Use the nichrome material stove silk bending process of screw clamping device

Technical field

The application relates to the making of heating-furnace silk, is specially a kind of nichrome material stove silk bending process using screw clamping device.

Background technology

Heating furnace has a wide range of applications in the industry, such as heating steel billet, heat treatment of workpieces etc.In order to increase the heating uniformity of heating furnace, heating-furnace silk is often in a bent form.

Bending for heating-furnace silk, often adopts stamping forming mode in the prior art.This molding mode efficiently can realize bending machining rapidly, and machining accuracy is high, and cost is lower, has extensive use in the prior art.But, this mode of heating easily produces significantly a large amount of inhomogeneous deformations on the longitudinal direction of heating-furnace silk, cause the cross-sectional area of heating-furnace silk on the longitudinal direction of stove silk, have larger variation, this makes heating uniformity in heating process be difficult to control, and, easily in the process used, produce uneven stress to concentrate, thus cause the stability in use of heating furnace, security greatly reduces, and shortens the service life of heating furnace.

Also have in the prior art and use bending to roll the scheme bent workpiece.But, this scheme often adopts curved bending one by one to workpiece, because the longitudinal size of workpiece is comparatively large, in the complete rotation process of workpiece, this processing often needs larger processing space, and, because process is adopt mode curved one by one, process is longer, and working (machining) efficiency is lower, cause processing cost to rise thus, and be difficult to the form accuracy ensureing processing.

Summary of the invention

A kind of nichrome material stove silk bending process using screw clamping device of the present invention, it is intended to solve the defects such as machining deformation in prior art is uneven and process is long, form accuracy is low.

The technical solution used in the present invention is as follows:

A kind of nichrome material stove silk bending process using screw clamping device, described stove silk is heating-furnace silk, and it is processed with the form of heating-furnace silk winding displacement, described heating-furnace silk winding displacement is by the rectilinear heating-furnace silk rectangle winding displacement that formed of linear array in the vertical direction, described technique uses a kind of bending apparatus, described bending apparatus comprises support, horizontal guide rail and rear horizontal guide rail before the right side of support one in front and one in back position are respectively arranged with, the centre position, right side of support is provided with stent grasping device, stent grasping device is between front horizontal guide rail and rear horizontal guide rail, the right part of rear horizontal guide rail is provided with the first bending apparatus, the left part of rear horizontal guide rail is provided with the 3rd bending apparatus, the right part of front horizontal guide rail is provided with the second bending apparatus, the left part of front horizontal guide rail is provided with the 4th bending apparatus, described first bending apparatus, second bending apparatus, 3rd bending apparatus, 4th bending apparatus is respectively used to from left to right form four U-bend pars convolutas successively on heating-furnace silk winding displacement.

Described first bending apparatus comprises the first clamping device and the first bending hydraulic cylinder, the front end of the first clamping device is for clamping described heating-furnace silk winding displacement, the rear end of the first clamping device is provided with the first clamping device slide block, first bending hydraulic cylinder is positioned at the left side of the first clamping device, the front end of the first bending hydraulic cylinder is provided with the first bending roll pivotally, the rear end of the first bending hydraulic cylinder is provided with the first bending hydraulic cylinder slide block, described first clamping device slide block and the first bending hydraulic cylinder slide block are all arranged in rear horizontal guide rail and also can slide wherein, described first clamping device slide block is on the right side of the first bending hydraulic cylinder slide block, rear horizontal guide rail is fixedly installed the first limited block in the left side of the described first bending hydraulic cylinder slide block, between described first limited block and the first bending hydraulic cylinder slide block, and first bending be provided with to contact between hydraulic cylinder slide block with the first clamping device slide block there is sensor, signal can be sent when contacting with each other and occurring, first clamping device slide block is connected with the first clamping device horizontal driver power, to drive the first clamping device slide block and the first clamping device along rear horizontal guide rail horizontal slip, first bending hydraulic cylinder slide block is connected with the first bending hydraulic cylinder horizontal driver power, to drive the first bending hydraulic cylinder slide block and the first bending hydraulic cylinder along rear horizontal guide rail horizontal slip.

Described second bending apparatus comprises the second clamping device and the second bending hydraulic cylinder, the rear end of the second clamping device is for clamping described heating-furnace silk winding displacement, the front end of the second clamping device is provided with the second clamping device slide block, second bending hydraulic cylinder is positioned at the left side of the second clamping device, the rear end of the second bending hydraulic cylinder is provided with the second bending roll pivotally, the front end of the second bending hydraulic cylinder is provided with the second bending hydraulic cylinder slide block, described second clamping device slide block and the second bending hydraulic cylinder slide block are all arranged in front horizontal guide rail and also can slide wherein, described second clamping device slide block is on the right side of the second bending hydraulic cylinder slide block, front horizontal guide rail is fixedly installed the second limited block in the left side of the described second bending hydraulic cylinder slide block, between described second limited block and the second bending hydraulic cylinder slide block, and second bending be provided with to contact between hydraulic cylinder slide block with the second clamping device slide block there is sensor, signal can be sent when contacting with each other and occurring, second clamping device slide block is connected with the second clamping device horizontal driver power, to drive the second clamping device slide block and the second clamping device along front horizontal guide rail horizontal slip, second bending hydraulic cylinder slide block is connected with the second bending hydraulic cylinder horizontal driver power, to drive the second bending hydraulic cylinder slide block and the second bending hydraulic cylinder along front horizontal guide rail horizontal slip.

Described 3rd bending apparatus comprises the 3rd clamping device and the 3rd bending hydraulic cylinder, the front end of the 3rd clamping device is for clamping described heating-furnace silk winding displacement, the rear end of the 3rd clamping device is provided with the 3rd clamping device slide block, 3rd bending hydraulic cylinder is positioned at the left side of the 3rd clamping device, the front end of the 3rd bending hydraulic cylinder is provided with the 3rd bending roll pivotally, the rear end of the 3rd bending hydraulic cylinder is provided with the 3rd bending hydraulic cylinder slide block, described 3rd clamping device slide block and the 3rd bending hydraulic cylinder slide block are all arranged in rear horizontal guide rail and also can slide wherein, described 3rd clamping device slide block is on the right side of the 3rd bending hydraulic cylinder slide block, rear horizontal guide rail is fixedly installed the 3rd limited block in the left side of the described 3rd bending hydraulic cylinder slide block, between described 3rd limited block and the 3rd bending hydraulic cylinder slide block, and the 3rd bending be provided with to contact between hydraulic cylinder slide block with the 3rd clamping device slide block there is sensor, signal can be sent when contacting with each other and occurring, 3rd clamping device slide block is connected with the 3rd clamping device horizontal driver power, to drive the 3rd clamping device slide block and the 3rd clamping device along rear horizontal guide rail horizontal slip, 3rd bending hydraulic cylinder slide block is connected with the 3rd bending hydraulic cylinder horizontal driver power, to drive the 3rd bending hydraulic cylinder slide block and the 3rd bending hydraulic cylinder along rear horizontal guide rail horizontal slip.

Described 4th bending apparatus comprises the 4th clamping device and the 4th bending hydraulic cylinder, the rear end of the 4th clamping device is for clamping described heating-furnace silk winding displacement, the front end of the 4th clamping device is provided with the 4th clamping device slide block, 4th bending hydraulic cylinder is positioned at the left side of the 4th clamping device, the rear end of the 4th bending hydraulic cylinder is provided with the 4th bending roll pivotally, the front end of the 4th bending hydraulic cylinder is provided with the 4th bending hydraulic cylinder slide block, described 4th clamping device slide block and the 4th bending hydraulic cylinder slide block are all arranged in front horizontal guide rail and also can slide wherein, described 4th clamping device slide block is on the right side of the 4th bending hydraulic cylinder slide block, front horizontal guide rail is provided with the 4th limited block in the left side of the described 4th bending hydraulic cylinder slide block, 4th limited block is for can be elevated limited block, it can make front horizontal guide rail unimpeded after declining, front horizontal guide rail can be blocked after rising, between described 4th limited block and the 4th bending hydraulic cylinder slide block and the 4th bending be provided with contact between hydraulic cylinder slide block with the 4th clamping device slide block there is sensor, signal can be sent when contacting with each other generation, 4th clamping device slide block is connected with the 4th clamping device horizontal driver power, to drive the 4th clamping device slide block and the 4th clamping device along front horizontal guide rail horizontal slip, 4th bending hydraulic cylinder slide block is connected with the 4th bending hydraulic cylinder horizontal driver power, to drive the 4th bending hydraulic cylinder slide block and the 4th bending hydraulic cylinder along front horizontal guide rail horizontal slip.

Described clamping device includes clamp bracket, clamping motor, clamping screw and clamping plate, wherein, the two ends of described clamping screw are supported in described clamp bracket, described clamping motor is fixed in described clamp bracket, and be connected with wherein one end power of described fishbolt, described fishbolt has two sections of contrary screw threads of rotation direction, the quantity of described clamping plate is two pieces, two pieces of described clamping plates are respectively arranged with screw, for two sections of contrary with the described rotation direction on described fishbolt respectively threaded engagement, thus when described clamping motor rotates, two pieces of described clamping plates can move toward each other and move away from each other, to realize pinching action and to unclamp action.

Described heating-furnace silk material is the alloy containing nickel and chromium.

The step of described bending process is as follows:

A. stent grasping device, the first clamping device, the second clamping device, the 3rd clamping device and the 4th clamping device is used to be clamped by described winding displacement, wherein, stent grasping device clamps the high order end of described winding displacement, the low order end of winding displacement described in 4th gripping means grips, the clamped position of the first clamping device, the second clamping device and the 3rd clamping device between stent grasping device and the 4th clamping device, and by described winding displacement in the lateral direction even partition be four winding displacement sections; Further, the first bending roll, the second bending roll, the 3rd bending roll and the 4th bending roll lay respectively at the central part of corresponding winding displacement section;

B. the first clamping device horizontal driver drives the first clamping device, second clamping device horizontal driver drives the second clamping device, 3rd clamping device horizontal driver drives the 3rd clamping device, 4th clamping device horizontal driver drives the 4th clamping device, second bending hydraulic cylinder horizontal driver drives the second bending hydraulic cylinder, 3rd bending hydraulic cylinder horizontal driver drives the 3rd bending hydraulic cylinder, 4th bending hydraulic cylinder horizontal driver drives the 4th bending hydraulic cylinder respectively with First Speed horizontal movement left, first bending hydraulic cylinder horizontal driver drives the first bending hydraulic cylinder with second speed level to left movement, and second speed is the half of First Speed, meanwhile, first bend Hydraulic Cylinder first bending roll thus corresponding winding displacement section is bent,

C. when the first bending hydraulic cylinder slide block contact with the first limited block, the first clamping device slide block and first bends hydraulic cylinder shoe contact, and first bends hydraulic cylinder and complete respective row line segment is bent to U-shaped; Now, described first limited block and first bends between hydraulic cylinder slide block and the first bending contact generation sensor set between hydraulic cylinder slide block and the first clamping device slide block sends signal, the first clamping device horizontal driver, the first bending hydraulic cylinder horizontal driver and the first bending hydraulic cylinder stopping action; And now, the second bending hydraulic cylinder horizontal driver drives the second bending hydraulic cylinder with described second speed level to left movement, and second bends Hydraulic Cylinder second bending roll thus corresponding winding displacement section is bent;

D. when the second bending hydraulic cylinder slide block contact with the second limited block, the second clamping device slide block and second bends hydraulic cylinder shoe contact, and second bends hydraulic cylinder and complete respective row line segment is bent to U-shaped; Now, described second limited block and second bends between hydraulic cylinder slide block and the second bending contact generation sensor set between hydraulic cylinder slide block and the second clamping device slide block sends signal, the second clamping device horizontal driver, the second bending hydraulic cylinder horizontal driver and the second bending hydraulic cylinder stopping action; And now, the 3rd bending hydraulic cylinder horizontal driver drives the 3rd bending hydraulic cylinder with described second speed level to left movement, and the 3rd bends Hydraulic Cylinder the 3rd bending roll thus corresponding winding displacement section is bent;

E. when the 3rd bending hydraulic cylinder slide block contact with the 3rd limited block, the 3rd clamping device slide block and the 3rd bends hydraulic cylinder shoe contact, and the 3rd bends hydraulic cylinder and complete respective row line segment is bent to U-shaped; Now, described 3rd limited block and the 3rd bends between hydraulic cylinder slide block and the 3rd bending contact generation sensor set between hydraulic cylinder slide block and the 3rd clamping device slide block sends signal, the 3rd clamping device horizontal driver, the 3rd bending hydraulic cylinder horizontal driver and the 3rd bending hydraulic cylinder stopping action; And now, the 4th limited block rises, the 4th bending hydraulic cylinder horizontal driver drives the 4th bending hydraulic cylinder with described second speed level to left movement, and the 4th bends Hydraulic Cylinder the 4th bending roll thus corresponding winding displacement section is bent;

F. when the 4th bending hydraulic cylinder slide block contact with the 4th limited block, the 4th clamping device slide block and the 4th bends hydraulic cylinder shoe contact, and the 4th bends hydraulic cylinder and complete respective row line segment is bent to U-shaped; Now, described 4th limited block and the 4th bends between hydraulic cylinder slide block and the 4th bending contact generation sensor set between hydraulic cylinder slide block and the 4th clamping device slide block sends signal, the 4th clamping device horizontal driver, the 4th bending hydraulic cylinder horizontal driver and the 4th bending hydraulic cylinder stopping action; And now, described winding displacement unclamps by stent grasping device, the first clamping device, the second clamping device, the 3rd clamping device and the 4th clamping device;

G. the winding displacement machined is taken away, then the 4th limited block declines, and described driving mechanism action, makes the first clamping device, the second clamping device, the 3rd clamping device, the 4th clamping device, the first bending roll, the second bending roll, the 3rd bending roll and the 4th bending roll to correspond respectively in step a separately and the relative position of winding displacement and locating.

Due in the present invention, adopt while in longitudinal direction feeding, while utilize bending rolling work to carry out bending, therefore, to which obviate in prior art on the longitudinal direction of stove silk process the problem that bending position produces larger linear deformation, and, in process, it adopts unique form processing, feeding on one side, bending roll carries out action and moves on parallel longitudinal direction direction in vertical longitudinal direction, thus keep the relative position relation of bending roll and institute's crooked position, and stove silk is longitudinally sent under the moving integrally of other clamping devices, therefore, ensure that stove silk entirety keeps longitudinal direction and bent one by one, whole BENDING PROCESS is continuous, without the need to repeating, clamping and dismounting are carried out to stove silk, make whole process processing space little, process is short and ensure that the form accuracy of processing.And the present invention adopts stove silk thread to be arranged as winding displacement unified bending machining afterwards, more improves the uniformity of working (machining) efficiency and shape.Stove silk after being processed by the present invention, form accuracy is high, and the uniformity of shape is good, and processing after shape meet heating uniformity while, also there is installation flat part, easy to use and install.

Accompanying drawing explanation

Fig. 1 is the schematic top plan view of bending apparatus of the present invention.

Fig. 2 is the schematic top plan view of bending apparatus after having bent stove silk in Fig. 1 of the present invention.

Fig. 3 is the schematic top plan view of the stove filament shape after having bent.

Fig. 4 is the front-view schematic diagram of the shape before stove silk does not carry out bending.

Fig. 5 is the structural representation of clamping device.

Detailed description of the invention

Below in conjunction with accompanying drawing 1-5, the present invention is described in detail.

A kind of nichrome material stove silk bending process using screw clamping device, described stove silk is heating-furnace silk, and it is processed with the form of heating-furnace silk winding displacement 10, described heating-furnace silk winding displacement 10 is for by rectilinear heating-furnace silk linear array and the rectangle winding displacement formed in the vertical direction, described technique uses a kind of bending apparatus, described bending apparatus comprises support 9, horizontal guide rail 2 and rear horizontal guide rail 1 before the right side of support 9 one in front and one in back position are respectively arranged with, the centre position, right side of support 9 is provided with stent grasping device 7, stent grasping device 7 is between front horizontal guide rail 2 and rear horizontal guide rail 1, the right part of rear horizontal guide rail 1 is provided with the first bending apparatus, the left part of rear horizontal guide rail 1 is provided with the 3rd bending apparatus, the right part of front horizontal guide rail 2 is provided with the second bending apparatus, the left part of front horizontal guide rail 2 is provided with the 4th bending apparatus, described first bending apparatus, second bending apparatus, 3rd bending apparatus, 4th bending apparatus is respectively used to from left to right form four U-bend pars convolutas successively on heating-furnace silk winding displacement.

Described first bending apparatus comprises the first clamping device 60 and the first bending hydraulic cylinder 62, the front end of the first clamping device 60 is for clamping described heating-furnace silk winding displacement 10, the rear end of the first clamping device 60 is provided with the first clamping device slide block 61, first bending hydraulic cylinder 62 is positioned at the left side of the first clamping device 60, the front end of the first bending hydraulic cylinder 62 is provided with the first bending roll 64 pivotally, the rear end of the first bending hydraulic cylinder 62 is provided with the first bending hydraulic cylinder slide block 63, described first clamping device slide block 61 and the first bending hydraulic cylinder slide block 63 are all arranged in rear horizontal guide rail 1 and also can slide wherein, described first clamping device slide block 61 is on the right side of the first bending hydraulic cylinder slide block 63, rear horizontal guide rail 1 is fixedly installed the first limited block 65 in the left side of the described first bending hydraulic cylinder slide block 63, between described first limited block 65 and the first bending hydraulic cylinder slide block 63, and first bending be provided with to contact between hydraulic cylinder slide block 63 with the first clamping device slide block 61 there is sensor, signal can be sent when contacting with each other and occurring, first clamping device slide block 61 is connected with the first clamping device horizontal driver 610 power, to drive the first clamping device slide block 61 and the first clamping device 60 along the horizontal slip of rear horizontal guide rail 1, first bending hydraulic cylinder slide block 63 is connected with the first bending hydraulic cylinder horizontal driver 630 power, to drive the first bending hydraulic cylinder slide block 63 and the first bending hydraulic cylinder 62 along the horizontal slip of rear horizontal guide rail 1.

Described second bending apparatus comprises the second clamping device 50 and the second bending hydraulic cylinder 52, the rear end of the second clamping device 50 is for clamping described heating-furnace silk winding displacement 10, the front end of the second clamping device 50 is provided with the second clamping device slide block 51, second bending hydraulic cylinder 52 is positioned at the left side of the second clamping device 50, the rear end of the second bending hydraulic cylinder 52 is provided with the second bending roll 54 pivotally, the front end of the second bending hydraulic cylinder 52 is provided with the second bending hydraulic cylinder slide block 53, described second clamping device slide block 51 and the second bending hydraulic cylinder slide block 53 are all arranged in front horizontal guide rail 2 and also can slide wherein, described second clamping device slide block 51 is on the right side of the second bending hydraulic cylinder slide block 53, front horizontal guide rail 2 is fixedly installed the second limited block 55 in the left side of the described second bending hydraulic cylinder slide block 53, between described second limited block 55 and the second bending hydraulic cylinder slide block 53, and second bending be provided with to contact between hydraulic cylinder slide block 53 with the second clamping device slide block 51 there is sensor, signal can be sent when contacting with each other and occurring, second clamping device slide block 51 is connected with the second clamping device horizontal driver 510 power, to drive the second clamping device slide block 51 and the second clamping device 50 along the horizontal slip of front horizontal guide rail 2, second bending hydraulic cylinder slide block 53 is connected with the second bending hydraulic cylinder horizontal driver 530 power, to drive the second bending hydraulic cylinder slide block 53 and the second bending hydraulic cylinder 52 along the horizontal slip of front horizontal guide rail 2.

Described 3rd bending apparatus comprises the 3rd clamping device 40 and the 3rd bending hydraulic cylinder 42, the front end of the 3rd clamping device 40 is for clamping described heating-furnace silk winding displacement 10, the rear end of the 3rd clamping device 40 is provided with the 3rd clamping device slide block 41, 3rd bending hydraulic cylinder 42 is positioned at the left side of the 3rd clamping device 40, the front end of the 3rd bending hydraulic cylinder 42 is provided with the 3rd bending roll 44 pivotally, the rear end of the 3rd bending hydraulic cylinder 42 is provided with the 3rd bending hydraulic cylinder slide block 43, described 3rd clamping device slide block 41 and the 3rd bending hydraulic cylinder slide block 43 are all arranged in rear horizontal guide rail 1 and also can slide wherein, described 3rd clamping device slide block 41 is on the right side of the 3rd bending hydraulic cylinder slide block 43, rear horizontal guide rail 1 is fixedly installed the 3rd limited block 45 in the left side of the described 3rd bending hydraulic cylinder slide block 43, between described 3rd limited block 45 and the 3rd bending hydraulic cylinder slide block 43, and the 3rd bending be provided with to contact between hydraulic cylinder slide block 43 with the 3rd clamping device slide block 41 there is sensor, signal can be sent when contacting with each other and occurring, 3rd clamping device slide block 41 is connected with the 3rd clamping device horizontal driver 410 power, to drive the 3rd clamping device slide block 41 and the 3rd clamping device 40 along the horizontal slip of rear horizontal guide rail 1,3rd bending hydraulic cylinder slide block 43 is connected with the 3rd bending hydraulic cylinder horizontal driver 430 power, to drive the 3rd bending hydraulic cylinder slide block 43 and the 3rd bending hydraulic cylinder 42 along the horizontal slip of rear horizontal guide rail 1.

Described 4th bending apparatus comprises the 4th clamping device 30 and the 4th bending hydraulic cylinder 32, the rear end of the 4th clamping device 30 is for clamping described heating-furnace silk winding displacement 10, the front end of the 4th clamping device 30 is provided with the 4th clamping device slide block 31, 4th bending hydraulic cylinder 32 is positioned at the left side of the 4th clamping device 30, the rear end of the 4th bending hydraulic cylinder 32 is provided with the 4th bending roll 34 pivotally, the front end of the 4th bending hydraulic cylinder 32 is provided with the 4th bending hydraulic cylinder slide block 33, described 4th clamping device slide block 31 and the 4th bending hydraulic cylinder slide block 33 are all arranged in front horizontal guide rail 2 and also can slide wherein, described 4th clamping device slide block 31 is on the right side of the 4th bending hydraulic cylinder slide block 33, front horizontal guide rail 2 is provided with the 4th limited block 35 in the left side of the described 4th bending hydraulic cylinder slide block 33, 4th limited block 35 is for can be elevated limited block, it can make front horizontal guide rail 2 unimpeded after declining, front horizontal guide rail 2 can be blocked after rising, between described 4th limited block 35 and the 4th bending hydraulic cylinder slide block 33 and the 4th bending be provided with contact between hydraulic cylinder slide block 33 with the 4th clamping device slide block 31 there is sensor, signal can be sent when contacting with each other generation, 4th clamping device slide block 31 is connected with the 4th clamping device horizontal driver 310 power, to drive the 4th clamping device slide block 31 and the 4th clamping device 30 along the horizontal slip of front horizontal guide rail 2,4th bending hydraulic cylinder slide block 33 is connected with the 4th bending hydraulic cylinder horizontal driver 330 power, to drive the 4th bending hydraulic cylinder slide block 33 and the 4th bending hydraulic cylinder 32 along the horizontal slip of front horizontal guide rail 2.

Described clamping device 7, 30, 40, 50, 60 include clamp bracket 100, clamping motor 103, clamping screw 102 and clamping plate 101, wherein, the two ends of described clamping screw 102 are supported in described clamp bracket 100, described clamping motor 103 is fixed in described clamp bracket 100, and be connected with wherein one end power of described fishbolt 102, described fishbolt 102 has two sections of contrary screw threads of rotation direction, the quantity of described clamping plate 101 is two pieces, two pieces of described clamping plates 101 are respectively arranged with screw, for two sections of contrary with the described rotation direction on described fishbolt 102 respectively threaded engagement, thus when described clamping motor 103 rotates, two pieces of described clamping plates 101 can move toward each other and move away from each other, to realize pinching action and to unclamp action.

Described heating-furnace silk material is the alloy containing nickel and chromium.

The step of described bending process is as follows:

A. stent grasping device 7, first clamping device 60, second clamping device 50, the 3rd clamping device 40 and the 4th clamping device 30 is used to be clamped by described winding displacement, wherein, stent grasping device 7 clamps the high order end of described winding displacement, 4th clamping device 30 clamps the low order end of described winding displacement, the clamped position of the first clamping device 60, second clamping device 50 and the 3rd clamping device 40 between stent grasping device 7 and the 4th clamping device 30, and by described winding displacement in the lateral direction even partition be four winding displacement sections; Further, the first bending roll 64, second bending roll 54, the 3rd bending roll 44 and the 4th bending roll 34 lay respectively at the central part of corresponding winding displacement section;

B. the first clamping device horizontal driver 610 drives the first clamping device 60, second clamping device horizontal driver 510 drives the second clamping device 50, 3rd clamping device horizontal driver 410 drives the 3rd clamping device 40, 4th clamping device horizontal driver 310 drives the 4th clamping device 30, second bending hydraulic cylinder horizontal driver 530 drives the second bending hydraulic cylinder 52, 3rd bending hydraulic cylinder horizontal driver 430 drives the 3rd bending hydraulic cylinder 42, 4th bending hydraulic cylinder horizontal driver 330 drives the 4th bending hydraulic cylinder 32 respectively with First Speed horizontal movement left, first bending hydraulic cylinder horizontal driver 630 drives the first bending hydraulic cylinder 62 with second speed level to left movement, and second speed is the half of First Speed, meanwhile, the first bending hydraulic cylinder 62 promotes the first bending roll 64 thus corresponding winding displacement section is bent,

C. when the first bending hydraulic cylinder slide block 63 contacts with the first limited block 65, the first clamping device slide block 61 and first bends hydraulic cylinder slide block 63 and contacts, and first bends hydraulic cylinder 62 and complete respective row line segment is bent to U-shaped; Now, described first limited block 65 and first bends between hydraulic cylinder slide block 63 and the first bending contact generation sensor set between hydraulic cylinder slide block 63 and the first clamping device slide block 61 sends signal, and the bending hydraulic cylinder horizontal driver of the first clamping device horizontal driver 610, first 630 and the first bending hydraulic cylinder 62 stop action; And now, the second bending hydraulic cylinder horizontal driver 530 drives the second bending hydraulic cylinder 52 with described second speed level to left movement, and the second bending hydraulic cylinder 52 promotes the second bending roll 54 thus corresponding winding displacement section is bent;

D. when the second bending hydraulic cylinder slide block 53 contacts with the second limited block 55, the second clamping device slide block 51 and second bends hydraulic cylinder slide block 53 and contacts, and second bends hydraulic cylinder 52 and complete respective row line segment is bent to U-shaped; Now, described second limited block 55 and second bends between hydraulic cylinder slide block 53 and the second bending contact generation sensor set between hydraulic cylinder slide block 53 and the second clamping device slide block 51 sends signal, and the bending hydraulic cylinder horizontal driver of the second clamping device horizontal driver 510, second 530 and the second bending hydraulic cylinder 52 stop action; And now, the 3rd bending hydraulic cylinder horizontal driver 430 drives the 3rd bending hydraulic cylinder 42 with described second speed level to left movement, and the 3rd bending hydraulic cylinder 42 promotes the 3rd bending roll 44 thus corresponding winding displacement section is bent;

E. when the 3rd bending hydraulic cylinder slide block 43 contacts with the 3rd limited block 45, the 3rd clamping device slide block 41 and the 3rd bends hydraulic cylinder slide block 43 and contacts, and the 3rd bends hydraulic cylinder 42 and complete respective row line segment is bent to U-shaped; Now, described 3rd limited block 45 and the 3rd bends between hydraulic cylinder slide block 43 and the 3rd bending contact generation sensor set between hydraulic cylinder slide block 43 and the 3rd clamping device slide block 41 sends signal, and the 3rd clamping device horizontal driver 410, the 3rd bending hydraulic cylinder horizontal driver 430 and the 3rd bending hydraulic cylinder 42 stop action; And now, 4th limited block 35 rises, 4th bending hydraulic cylinder horizontal driver 330 drives the 4th bending hydraulic cylinder 32 with described second speed level to left movement, and the 4th bending hydraulic cylinder 32 promotes the 4th bending roll 34 thus corresponding winding displacement section is bent;

F. when the 4th bending hydraulic cylinder slide block 33 contacts with the 4th limited block 35, the 4th clamping device slide block 31 and the 4th bends hydraulic cylinder slide block 33 and contacts, and the 4th bends hydraulic cylinder 32 and complete respective row line segment is bent to U-shaped; Now, described 4th limited block 35 and the 4th bends between hydraulic cylinder slide block 33 and the 4th bending contact generation sensor set between hydraulic cylinder slide block 33 and the 4th clamping device slide block 31 sends signal, and the 4th clamping device horizontal driver 310, the 4th bending hydraulic cylinder horizontal driver 330 and the 4th bending hydraulic cylinder 32 stop action; And now, described winding displacement unclamps by stent grasping device 7, first clamping device 60, second clamping device 50, the 3rd clamping device 40 and the 4th clamping device 30;

G. the winding displacement machined is taken away, then the 4th limited block 35 declines, and described driving mechanism action, makes the first clamping device 60, second clamping device 50, the 3rd clamping device 40, the 4th clamping device 30, first bending roll 64, second bending roll 54, the 3rd bending roll 44 and the 4th bending roll 34 to correspond respectively in step a separately and the relative position of winding displacement and locating.

Claims (1)

1. one kind uses the nichrome material stove silk bending process of screw clamping device, described stove silk is heating-furnace silk, and it is processed with the form of heating-furnace silk winding displacement (10), described heating-furnace silk winding displacement (10) is for by rectilinear heating-furnace silk linear array and the rectangle winding displacement formed in the vertical direction, described technique uses a kind of bending apparatus, described bending apparatus comprises support (9), the right side of support (9) one in front and one in back position are respectively arranged with front horizontal guide rail (2) and rear horizontal guide rail (1), the centre position, right side of support (9) is provided with stent grasping device (7), stent grasping device (7) is positioned between front horizontal guide rail (2) and rear horizontal guide rail (1), the right part of rear horizontal guide rail (1) is provided with the first bending apparatus, the left part of rear horizontal guide rail (1) is provided with the 3rd bending apparatus, the right part of front horizontal guide rail (2) is provided with the second bending apparatus, the left part of front horizontal guide rail (2) is provided with the 4th bending apparatus, described first bending apparatus, second bending apparatus, 3rd bending apparatus, 4th bending apparatus is respectively used to from left to right form four U-bend pars convolutas successively on heating-furnace silk winding displacement,
Described first bending apparatus comprises the first clamping device (60) and the first bending hydraulic cylinder (62), the front end of the first clamping device (60) is for clamping described heating-furnace silk winding displacement (10), the rear end of the first clamping device (60) is provided with the first clamping device slide block (61), first bending hydraulic cylinder (62) is positioned at the left side of the first clamping device (60), the front end of the first bending hydraulic cylinder (62) is provided with the first bending roll (64) pivotally, the rear end of the first bending hydraulic cylinder (62) is provided with the first bending hydraulic cylinder slide block (63), described first clamping device slide block (61) and the first bending hydraulic cylinder slide block (63) are all arranged in rear horizontal guide rail (1) and also can slide wherein, described first clamping device slide block (61) is on the right side of the first bending hydraulic cylinder slide block (63), rear horizontal guide rail (1) is fixedly installed the first limited block (65) in the left side of the described first bending hydraulic cylinder slide block (63), between described first limited block (65) and the first bending hydraulic cylinder slide block (63), and first bending be provided with to contact between hydraulic cylinder slide block (63) with the first clamping device slide block (61) there is sensor, signal can be sent when contacting with each other and occurring, first clamping device slide block (61) is connected with the first clamping device horizontal driver (610) power, to drive the first clamping device slide block (61) and the first clamping device (60) along rear horizontal guide rail (1) horizontal slip, first bending hydraulic cylinder slide block (63) is connected with the first bending hydraulic cylinder horizontal driver (630) power, to drive the first bending hydraulic cylinder slide block (63) and the first bending hydraulic cylinder (62) along rear horizontal guide rail (1) horizontal slip,
Described second bending apparatus comprises the second clamping device (50) and the second bending hydraulic cylinder (52), the rear end of the second clamping device (50) is for clamping described heating-furnace silk winding displacement (10), the front end of the second clamping device (50) is provided with the second clamping device slide block (51), second bending hydraulic cylinder (52) is positioned at the left side of the second clamping device (50), the rear end of the second bending hydraulic cylinder (52) is provided with the second bending roll (54) pivotally, the front end of the second bending hydraulic cylinder (52) is provided with the second bending hydraulic cylinder slide block (53), described second clamping device slide block (51) and the second bending hydraulic cylinder slide block (53) are all arranged in front horizontal guide rail (2) and also can slide wherein, described second clamping device slide block (51) is on the right side of the second bending hydraulic cylinder slide block (53), front horizontal guide rail (2) is fixedly installed the second limited block (55) in the left side of the described second bending hydraulic cylinder slide block (53), between described second limited block (55) and the second bending hydraulic cylinder slide block (53), and second bending be provided with to contact between hydraulic cylinder slide block (53) with the second clamping device slide block (51) there is sensor, signal can be sent when contacting with each other and occurring, second clamping device slide block (51) is connected with the second clamping device horizontal driver (510) power, to drive the second clamping device slide block (51) and the second clamping device (50) along front horizontal guide rail (2) horizontal slip, second bending hydraulic cylinder slide block (53) is connected with the second bending hydraulic cylinder horizontal driver (530) power, to drive the second bending hydraulic cylinder slide block (53) and the second bending hydraulic cylinder (52) along front horizontal guide rail (2) horizontal slip,
Described 3rd bending apparatus comprises the 3rd clamping device (40) and the 3rd bending hydraulic cylinder (42), the front end of the 3rd clamping device (40) is for clamping described heating-furnace silk winding displacement (10), the rear end of the 3rd clamping device (40) is provided with the 3rd clamping device slide block (41), 3rd bending hydraulic cylinder (42) is positioned at the left side of the 3rd clamping device (40), the front end of the 3rd bending hydraulic cylinder (42) is provided with the 3rd bending roll (44) pivotally, the rear end of the 3rd bending hydraulic cylinder (42) is provided with the 3rd bending hydraulic cylinder slide block (43), described 3rd clamping device slide block (41) and the 3rd bending hydraulic cylinder slide block (43) are all arranged in rear horizontal guide rail (1) and also can slide wherein, described 3rd clamping device slide block (41) is on the right side of the 3rd bending hydraulic cylinder slide block (43), rear horizontal guide rail (1) is fixedly installed the 3rd limited block (45) in the left side of the described 3rd bending hydraulic cylinder slide block (43), between described 3rd limited block (45) and the 3rd bending hydraulic cylinder slide block (43), and the 3rd bending be provided with to contact between hydraulic cylinder slide block (43) with the 3rd clamping device slide block (41) there is sensor, signal can be sent when contacting with each other and occurring, 3rd clamping device slide block (41) is connected with the 3rd clamping device horizontal driver (410) power, to drive the 3rd clamping device slide block (41) and the 3rd clamping device (40) along rear horizontal guide rail (1) horizontal slip, 3rd bending hydraulic cylinder slide block (43) is connected with the 3rd bending hydraulic cylinder horizontal driver (430) power, to drive the 3rd bending hydraulic cylinder slide block (43) and the 3rd bending hydraulic cylinder (42) along rear horizontal guide rail (1) horizontal slip,
Described 4th bending apparatus comprises the 4th clamping device (30) and the 4th bending hydraulic cylinder (32), the rear end of the 4th clamping device (30) is for clamping described heating-furnace silk winding displacement (10), the front end of the 4th clamping device (30) is provided with the 4th clamping device slide block (31), 4th bending hydraulic cylinder (32) is positioned at the left side of the 4th clamping device (30), the rear end of the 4th bending hydraulic cylinder (32) is provided with the 4th bending roll (34) pivotally, the front end of the 4th bending hydraulic cylinder (32) is provided with the 4th bending hydraulic cylinder slide block (33), described 4th clamping device slide block (31) and the 4th bending hydraulic cylinder slide block (33) are all arranged in front horizontal guide rail (2) and also can slide wherein, described 4th clamping device slide block (31) is on the right side of the 4th bending hydraulic cylinder slide block (33), front horizontal guide rail (2) is provided with the 4th limited block (35) in the left side of the described 4th bending hydraulic cylinder slide block (33), 4th limited block (35) is for can be elevated limited block, it can make front horizontal guide rail (2) unimpeded after declining, front horizontal guide rail (2) can be blocked after rising, between described 4th limited block (35) and the 4th bending hydraulic cylinder slide block (33) and the 4th bending be provided with to contact between hydraulic cylinder slide block (33) with the 4th clamping device slide block (31) there is sensor, signal can be sent when contacting with each other generation, 4th clamping device slide block (31) is connected with the 4th clamping device horizontal driver (310) power, to drive the 4th clamping device slide block (31) and the 4th clamping device (30) along front horizontal guide rail (2) horizontal slip, 4th bending hydraulic cylinder slide block (33) is connected with the 4th bending hydraulic cylinder horizontal driver (330) power, to drive the 4th bending hydraulic cylinder slide block (33) and the 4th bending hydraulic cylinder (32) along front horizontal guide rail (2) horizontal slip,
Described clamping device (7, 30, 40, 50, 60) clamp bracket (100) is included, clamping motor (103), clamping screw (102) and clamping plate (101), wherein, the two ends of described clamping screw (102) are supported in described clamp bracket (100), described clamping motor (103) is fixed in described clamp bracket (100), and be connected with wherein one end power of described fishbolt (102), described fishbolt (102) has two sections of contrary screw threads of rotation direction, the quantity of described clamping plate (101) is two pieces, two pieces of described clamping plates (101) are respectively arranged with screw, for two sections of contrary with the described rotation direction on described fishbolt (102) respectively threaded engagement, thus when described clamping motor (103) rotates, two pieces of described clamping plates (101) can be moved toward each other and move away from each other, to realize pinching action and to unclamp action,
Described heating-furnace silk material is the alloy containing nickel and chromium;
The step of described bending process is as follows:
A. stent grasping device (7) is used, first clamping device (60), second clamping device (50), described winding displacement clamps by the 3rd clamping device (40) and the 4th clamping device (30), wherein, stent grasping device (7) clamps the high order end of described winding displacement, 4th clamping device (30) clamps the low order end of described winding displacement, first clamping device (60), the clamped position of the second clamping device (50) and the 3rd clamping device (40) is positioned between stent grasping device (7) and the 4th clamping device (30), and by described winding displacement in the lateral direction even partition be four winding displacement sections, further, the first bending roll (64), the second bending roll (54), the 3rd bending roll (44) and the 4th bending roll (34) lay respectively at the central part of corresponding winding displacement section,
B. the first clamping device horizontal driver (610) drives the first clamping device (60), second clamping device horizontal driver (510) drives the second clamping device (50), 3rd clamping device horizontal driver (410) drives the 3rd clamping device (40), 4th clamping device horizontal driver (310) drives the 4th clamping device (30), second bending hydraulic cylinder horizontal driver (530) drives the second bending hydraulic cylinder (52), 3rd bending hydraulic cylinder horizontal driver (430) drives the 3rd bending hydraulic cylinder (42), 4th bending hydraulic cylinder horizontal driver (330) drives the 4th bending hydraulic cylinder (32) respectively with First Speed horizontal movement left, first bending hydraulic cylinder horizontal driver (630) drives the first bending hydraulic cylinder (62) with second speed level to left movement, and second speed is the half of First Speed, meanwhile, the first bending hydraulic cylinder (62) promotes the first bending roll (64) thus corresponding winding displacement section is bent,
C. when the first bending hydraulic cylinder slide block (63) contact with the first limited block (65), the first clamping device slide block (61) and first bends hydraulic cylinder slide block (63) and contacts, and first bends hydraulic cylinder (62) and complete respective row line segment is bent to U-shaped; Now, described first limited block (65) and first bends between hydraulic cylinder slide block (63) and the first bending contact generation sensor set between hydraulic cylinder slide block (63) and the first clamping device slide block (61) sends signal, the first clamping device horizontal driver (610), the first bending hydraulic cylinder horizontal driver (630) and the first bending hydraulic cylinder (62) stopping action; And now, the second bending hydraulic cylinder horizontal driver (530) drives the second bending hydraulic cylinder (52) with described second speed level to left movement, and the second bending hydraulic cylinder (52) promotes the second bending roll (54) thus corresponding winding displacement section is bent;
D. when the second bending hydraulic cylinder slide block (53) contact with the second limited block (55), the second clamping device slide block (51) and second bends hydraulic cylinder slide block (53) and contacts, and second bends hydraulic cylinder (52) and complete respective row line segment is bent to U-shaped; Now, described second limited block (55) and second bends between hydraulic cylinder slide block (53) and the second bending contact generation sensor set between hydraulic cylinder slide block (53) and the second clamping device slide block (51) sends signal, the second clamping device horizontal driver (510), the second bending hydraulic cylinder horizontal driver (530) and the second bending hydraulic cylinder (52) stopping action; And now, the 3rd bending hydraulic cylinder horizontal driver (430) drives the 3rd bending hydraulic cylinder (42) with described second speed level to left movement, and the 3rd bending hydraulic cylinder (42) promotes the 3rd bending roll (44) thus corresponding winding displacement section is bent;
E. when the 3rd bending hydraulic cylinder slide block (43) contact with the 3rd limited block (45), the 3rd clamping device slide block (41) and the 3rd bends hydraulic cylinder slide block (43) and contacts, and the 3rd bends hydraulic cylinder (42) and complete respective row line segment is bent to U-shaped; Now, described 3rd limited block (45) and the 3rd bends between hydraulic cylinder slide block (43) and the 3rd bending contact generation sensor set between hydraulic cylinder slide block (43) and the 3rd clamping device slide block (41) sends signal, the 3rd clamping device horizontal driver (410), the 3rd bending hydraulic cylinder horizontal driver (430) and the 3rd bending hydraulic cylinder (42) stopping action; And now, 4th limited block (35) rises, 4th bending hydraulic cylinder horizontal driver (330) drives the 4th bending hydraulic cylinder (32) with described second speed level to left movement, and the 4th bending hydraulic cylinder (32) promotes the 4th bending roll (34) thus corresponding winding displacement section is bent;
F. when the 4th bending hydraulic cylinder slide block (33) contact with the 4th limited block (35), the 4th clamping device slide block (31) and the 4th bends hydraulic cylinder slide block (33) and contacts, and the 4th bends hydraulic cylinder (32) and complete respective row line segment is bent to U-shaped; Now, described 4th limited block (35) and the 4th bends between hydraulic cylinder slide block (33) and the 4th bending contact generation sensor set between hydraulic cylinder slide block (33) and the 4th clamping device slide block (31) sends signal, the 4th clamping device horizontal driver (310), the 4th bending hydraulic cylinder horizontal driver (330) and the 4th bending hydraulic cylinder (32) stopping action; And now, described winding displacement unclamps by stent grasping device (7), the first clamping device (60), the second clamping device (50), the 3rd clamping device (40) and the 4th clamping device (30);
G. the winding displacement machined is taken away, then the 4th limited block (35) declines, and described driving mechanism action, makes the first clamping device (60), the second clamping device (50), the 3rd clamping device (40), the 4th clamping device (30), the first bending roll (64), the second bending roll (54), the 3rd bending roll (44) and the 4th bending roll (34) to correspond respectively in step a separately and the relative position of winding displacement and locating.
CN201410077336.8A 2014-03-05 2014-03-05 Nickel-chrome alloy furnace wire bending process adopting screw rod type clamping device CN103817268B (en)

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CN104841798B (en) * 2015-04-30 2016-09-07 江苏华翔电力股份有限公司 Cooling type transmits electric power and uses bending apparatus and the bending forming method of cable of cable

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CN101791663A (en) * 2009-11-20 2010-08-04 天津市建科机械制造有限公司 Pneumatic truss side rib bending forming mechanism
CN103313447A (en) * 2013-05-29 2013-09-18 朱建新 S-shaped composite furnace wire and processing method thereof

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US4351178A (en) * 1979-08-02 1982-09-28 Hitachi, Ltd. Apparatus for bending a straight tube into a serpentine tube
CN201168756Y (en) * 2008-03-27 2008-12-24 天津市建科机械制造有限公司 Metal wire benders
CN101791663A (en) * 2009-11-20 2010-08-04 天津市建科机械制造有限公司 Pneumatic truss side rib bending forming mechanism
CN103313447A (en) * 2013-05-29 2013-09-18 朱建新 S-shaped composite furnace wire and processing method thereof

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