CN107457334B - Fluid pressure type wire rod automatic gauging cutting mechanism - Google Patents
Fluid pressure type wire rod automatic gauging cutting mechanism Download PDFInfo
- Publication number
- CN107457334B CN107457334B CN201610394988.3A CN201610394988A CN107457334B CN 107457334 B CN107457334 B CN 107457334B CN 201610394988 A CN201610394988 A CN 201610394988A CN 107457334 B CN107457334 B CN 107457334B
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- China
- Prior art keywords
- switch valve
- wire rod
- scale
- fluid pressure
- pressure type
- Prior art date
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Classifications
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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
- B21F11/00—Cutting wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
Abstract
The invention discloses fluid pressure type wire rod automatic gauging cutting mechanisms, including shear knife, foot bar, switch valve pull plate and hydraulic selector device, the shear knife is by cutting oil cylinder drive actions, the hydraulic selector device is arranged on the oil circuit for cutting oil cylinder, hydraulic selector device includes the switch valve shaft for controlling oil circuit on and off, the switch valve shaft of switch valve pull plate connection hydraulic selector device, the scale collision block on wire rod transport path is installed in the foot bar, the scale collision block is connected with the scale shifting block of synchronous rotation by scale shaft, the scale shifting block connection switch valve pull plate.Fluid pressure type wire rod automatic gauging cutting mechanism structure of the invention is terse, and cooperation linking is tight between each movement, precise measurement reinforcing bar length and can be cut automatically, artificial, raising production efficiency and shear precision are replaced with machinery.
Description
Technical field
The present invention relates to wire stock processing equipments, and in particular to a kind of fluid pressure type wire rod automatic gauging cutting mechanism.
Background technique
Armature wire after manufacture with save when, there is a large amount of stress in reinforcing bar, deform bar bending everywhere.Reinforcing bar exists
Before use, need to carry out straightening, eliminate stress everywhere, obtain more straight reinforcing bar, then as needed to the reinforcing bar after straightening into
Various shape is sheared and be bent to row.
Existing armature wire carries out scale cutting, and generally there are two types of methods, determine length of wires first is that observing by worker
Afterwards, control cutting mechanism is cut, and this method efficiency and lack accuracy are only suitable for small-scale production；Second is that being passed by electronics
After sensor measures reinforcing bar length, issues signal control cutting mechanism and cut, i.e., production is assisted using numerical control device, instead of people
Work improves automatization level, achievees the effect that the efficiency and precision that improve shearing.But the higher cost of numerical control device, Maintenance Difficulty
Degree is big, and the equipment for armature wire shearing often generates biggish vibration in the process of production and processing, is mounted above
There is situations such as precision reduction, and is easily damaged in electronic sensor susceptible, it is often necessary to replace.
Patent No. CN201310556801.1, patent name are " the automatic linear cutting machine structure of straight steel bar cutter "
Chinese invention patent, disclose a kind of equipment of automatic gauging shearing that reinforcing bar is realized by mechanical equipment, which passes through
The locating stop piece being arranged on scale bull stick determines the length of reinforcing bar, but the setting of locating stop piece needs to rely on pre-set gear
Piece mounting blocks can not arbitrarily adjust position.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of simpler fluid pressure type wire rod automatic gaugings of structure to cut out
Shearing machine structure.
The technical solution adopted by the present invention is that:
Fluid pressure type wire rod automatic gauging cutting mechanism, including shear knife, foot bar that shear knife rear is arranged in, activity setting
Foot bar side switch valve pull plate and the hydraulic selector device of switch valve pull plate one end is set,
The shear knife by cutting oil cylinder drive actions,
The hydraulic selector device be arranged in cut oil cylinder oil circuit on, hydraulic selector device include control oil circuit conducting or
The switch valve shaft of closing, switch valve pull plate connect the switch valve shaft of hydraulic selector device,
The scale collision block on wire rod transport path is installed in the foot bar, the scale collision block passes through scale shaft
It is connected with the scale shifting block of synchronous rotation, the scale shifting block connection switch valve pull plate.
Further, the mounting hole of multiple equidistant arrangements is provided in the foot bar, the scale shaft is connected by mounting hole
It connects in foot bar.Since scale collision block and scale shifting block are separately mounted to scale both ends of the shaft, pass through multiple equidistant mounting holes
The position of scale collision block, setting or the sheared length for changing wire rod can easily be adjusted.
Further, the mounting hole that foot bar is corresponded in the switch valve pull plate is provided with multiple bayonets, the scale shifting block
It is arranged in bayonet, simplifies mounting structure.
Further, it is provided with reduction torsion spring in the scale shaft, reduction torsion spring can provide certain resistance, and it is fixed to avoid
Ruler collision block and scale shifting block error starting, moreover it is possible to drive its reset after scale collision block and the rotation of scale shifting block.
Further, it is provided with limited block in the scale shaft, limits the rotational angle of scale collision block.
Further, it is provided with pulling plate guide wheel below the switch valve pull plate, pulling plate guide wheel holds switch valve pull plate
The effect of support and guiding.
As a further improvement of the above technical scheme, the oil inlet of connection oil pump is provided in the hydraulic selector device
Slot, output hydraulic pressure oil go out oil groove, are provided with annular recess on the cylindrical surface of the switch valve shaft, before switch valve shaft movement, into
Oil groove is not connected to oil groove out, and after switch valve shaft is mobile under the pulling of switch valve pull plate, oil-feed tank and out oil groove pass through switch
The annular recess of valve shaft is connected to.
As a further improvement of the above technical scheme, it is provided with reset opener before the hydraulic selector device, it is described
Reset the switch valve shaft of the piston boit face hydraulic selector device of opener.
It further, further include that the reset controller resetted on opener oil circuit is set, the reset controller and cutting
Oil cylinder linkage.
Specifically, the reset controller includes the control valve shaft that control resets opener oil circuit on and off, it is described
Control the piston boit that valve shaft face cuts oil cylinder.
The beneficial effects of the present invention are:
Using above-mentioned fluid pressure type wire rod automatic gauging cutting mechanism, after wire rod reaches predetermined length in conveying, hit
Preset scale collision block, scale shifting block and scale collision block rotate synchronously, and drive the Forward of switch valve pull plate, and switch valve pull plate is drawn
Dynamic switch valve shaft, makes the oil circuit conducting for cutting oil cylinder, and shear knife cuts wire rod.Fluid pressure type wire rod of the invention is automatically fixed
Ruler cutting mechanism structure is more terse, and cooperation linking is tight between each movement, precise measurement reinforcing bar length and can be cut out automatically
It cuts, artificial, raising production efficiency and shear precision is replaced with machinery.
Detailed description of the invention
It is described further below in conjunction with attached drawing and example.
Fig. 1 is the structural schematic diagram of the bar straightening cutting machine with sizing mechanism of reinforcing.
Fig. 2 is the agent structure schematic diagram of wire rod automatic sizing mechanism of reinforcing of the invention.
Fig. 3 is the schematic diagram of hydraulic selector device control oil circuit.
Drawing reference numeral explanation:
1, introducing mechanism；2, bar straightening mechanism；
3, clutch feeding mechanism；4, shear knife；
5, sizing mechanism of reinforcing；31, clutch oil cylinder；
41, oil cylinder is cut；7, wire rod；
51, foot bar；511, mounting hole；
52, switch valve pull plate；521, bayonet；
53, scale collision block；54, scale shaft；
541, reduction torsion spring；542, limited block；
55, scale shifting block；56, hydraulic selector device；
57, opener is resetted；58, pulling plate guide wheel；
561, valve shaft is switched；5611, connecting plate；
562, oil-feed tank；563, go out oil groove；
564, drain pan；8, reset controller；
81, valve shaft is controlled.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.
Referring to Fig.1, Fig. 1 shows a kind of reinforcing bar tune for being provided with fluid pressure type wire rod automatic gauging cutting mechanism of the invention
Straight cutting machine.The bar straightening cutting machine mainly includes the bar straightening mechanism 2 being installed on mainframe, clutch feeding mechanism 3, with
And the shear knife 4 at 3 rear of bar straightening mechanism 2 and clutch feeding mechanism is set, the shear knife 4 is driven dynamic by cutting oil cylinder 41
Make, is provided with sizing mechanism of reinforcing 5 after shear knife 4.Further, the importing being made of guide wheel group is additionally provided with before the bar straightening mechanism 2
Mechanism 1 makes it can smoothly enter into bar straightening mechanism 2 for carrying out direction guidance to wire rod.
Fluid pressure type wire rod automatic gauging cutting mechanism of the invention is by shear knife 4, cutting oil cylinder 41 and 5 groups of sizing mechanism of reinforcing
At.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram of sizing mechanism of reinforcing, and the sizing mechanism of reinforcing 5 includes the foot bar 51 of fixed setting,
51 side of foot bar is provided with movable switch valve pull plate 52, the switch valve pull plate 52 can front and back to movement.In foot bar 51
Multiple mounting holes 511 are provided with, the spacing distance of the mounting hole 511 is equal, and scale shaft 54 is mounted on by mounting hole 511
In foot bar 51, and the installation site of length adjustment scale shaft 54 can be cut according to the requirement of wire rod 7.The scale shaft 54 1
End is provided with scale collision block 53, and scale collision block 53 is located on 7 transport path of wire rod, and 54 other end of scale shaft is provided with and scale
The scale shifting block 55 that collision block 53 rotates synchronously.Corresponded in the switch valve pull plate 52 foot bar 51 mounting hole 511 be provided with it is more
A bayonet 521,55 holding of scale shifting block rotate scale shifting block 55 on one of bayonet 521 of switch valve pull plate 52
When Drawing switch valve pull plate 52, be provided with pulling plate guide wheel 58,58 support switch valve of pulling plate guide wheel below switch valve pull plate 52
Pull plate 52, while the movement of switch valve pull plate 52 is oriented to.52 front end of switch valve pull plate is provided with hydraulic
Switching device 56, hydraulic selector device 56 include switch valve shaft 561, switch and are fixedly installed connecting plate 5611 on valve shaft 561, open
It closes valve pull plate 52 to be connected on connecting plate 5611, Drawing switch valve shaft 561 acts when switch valve pull plate 52 acts.The liquid
It compresses switch and is provided with oil-feed tank 562 in device 56, go out oil groove 563 and drain pan 564, oil-feed tank 562 connects oil pump, out oil groove
563 output hydraulic pressures oil, drain pan 564 are directly connected to fuel tank；It is provided on the switch valve shaft 561 for connecting above-mentioned oil groove
Opening, switch valve shaft 561 is when being located in hydraulic selector device 56, oil-feed tank 562 and out oil groove 563 respectively from different drain pans
564 connections, after switch valve shaft 561 stretches out hydraulic selector device 56, oil-feed tank 562 is connected with oil groove 563 out.It is described hydraulic to open
Reset opener 57 is additionally provided with before closing device 56.
In order to reset after acting scale collision block 53 and scale shifting block 55, to prepare next time, the scale turn
Reduction torsion spring 541 is provided on axis 54, after cutting wire rod 7, scale shaft 54 rotates under the action of reduction torsion spring 541, drives
Scale collision block 53 and scale shifting block 55 reset；Reduction torsion spring 541 can also provide certain resistance, avoid scale collision block 53 and scale
55 error starting of shifting block.Further, be provided with limited block 542 in the scale shaft 54, to the rotational angle of scale collision block 53 into
Row limitation.
It is the schematic diagram that hydraulic selector device 56 controls oil circuit referring to Fig. 3, Fig. 3.Shear knife 4 of the invention is oily using cutting
Cylinder 41 drives, and hydraulic selector device 56 is arranged in oil pump and cuts on the oil circuit between oil cylinder 41.When wire rod 7 reaches preset cut
When cutting length, 7 front end crash scale collision block 53 of wire rod, scale collision block 53 by scale shaft 54 drive scale shifting block 55 synchronous to
After rotate, 55 Drawing switch valve pull plate 52 of scale shifting block moves backward, switch valve shaft 561 stretch out.Valve shaft 561 is switched to stretch out
Afterwards, oil-feed tank 562 is connected to oil groove 563 out, and oil pump passes through cutting oil cylinder 41 fuel feeding of the hydraulic selector device 56 to shear knife 4,
The movement of shear knife 4 is cut.In addition, the oil groove 563 that goes out of hydraulic selector device 56 is also connected with the clutch on clutch feeding mechanism 3
Oil cylinder 31, when shear knife 4 acts, 31 synchronization action of clutch oil cylinder makes clutch feeding mechanism 3 suspend feeding.
Further, it is provided with before the hydraulic selector device 56 and resets opener 57, resetting the piston boit of opener 57 just
To the switch valve shaft 561 of hydraulic selector device 56.It is provided with reset controller 8 before the cutting oil cylinder 41, reset controller 8
Oil inlet end connects the oil groove 563 out of hydraulic selector device 56, and the oil outlet connection of reset controller 8 resets opener 57.It is described
Control valve shaft 81 is provided in reset controller 8, control valve shaft 81 acts the state of switch back controller 8, controls valve shaft 81
Face cuts the piston boit of oil cylinder 41, controls and is provided with pressure spring between valve shaft 81 and reset controller 8.Usually control valve shaft 81 exists
It is stretched out under the action of pressure spring, reset controller 8 is blocking state.When hydraulic selector device 56 be connected after, fuel tank to cut oil cylinder
41 fuel feeding, the piston boit for cutting oil cylinder 41 forward extend out under the action of hydraulic, and ejection controls valve shaft 81, control 81 retraction of valve shaft
In reset controller 8, reset controller 8 enters on state, and hydraulic oil enters through reset controller 8 resets opener 57, drives
The dynamic piston boit for resetting opener 57 forward extends out, and the switch valve shaft 561 of ejection hydraulic selector device 56 resets, in shear knife 4
Oil circuit is automatically shut down after completing shearing.
The prior art is compared, fluid pressure type wire rod automatic gauging cutting mechanism structure of the invention is more terse, each movement
Between cooperation linking it is tight, precise measurement reinforcing bar length and can be cut automatically, replaced with machinery it is artificial, improve production efficiency with
Shear precision.
The above, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as
It reaches technical effect of the invention with identical means, all should belong to protection scope of the present invention.
Claims (10)
1. fluid pressure type wire rod automatic gauging cutting mechanism, it is characterised in that: including shear knife, the ruler at shear knife rear is arranged in
Bar, the switch valve pull plate for being movably arranged on foot bar side and the hydraulic selector device that switch valve pull plate one end is set,
The shear knife by cutting oil cylinder drive actions,
The hydraulic selector device is arranged on the oil circuit for cutting oil cylinder, and hydraulic selector device includes control oil circuit on and off
Switch valve shaft, switch valve pull plate connect hydraulic selector device switch valve shaft,
The scale collision block on wire rod transport path is installed in the foot bar, the scale collision block is connected by scale shaft
There are the scale shifting block of synchronous rotation, the scale shifting block connection switch valve pull plate.
2. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 1, it is characterised in that: be arranged in the foot bar
There is the mounting hole of multiple equidistant arrangements, the scale shaft is connected in foot bar by mounting hole.
3. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 2, it is characterised in that: the switch valve pulls
The mounting hole that foot bar is corresponded on plate is provided with multiple bayonets, and the scale shifting block is arranged in bayonet.
4. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 1, it is characterised in that: in the scale shaft
It is provided with reduction torsion spring.
5. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 1, it is characterised in that: in the scale shaft
It is provided with limited block.
6. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 1, it is characterised in that: the switch valve pulls
Pulling plate guide wheel is provided with below plate.
7. fluid pressure type wire rod automatic gauging cutting mechanism according to any one of claims 1 to 6, it is characterised in that: the liquid
The compress switch oil-feed tank that connection oil pump is provided in device, output hydraulic pressure oil goes out oil groove, on the cylindrical surface of the switch valve shaft
Annular recess is provided with,
Before switching valve shaft movement, oil-feed tank is not connected to oil groove out, after switch valve shaft is mobile under the pulling of switch valve pull plate, into
Oil groove is connected to oil groove out by switching the annular recess of valve shaft.
8. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 7, it is characterised in that: the hydraulic selector dress
Reset opener, the switch valve shaft of the piston boit face hydraulic selector device for resetting opener are provided with before setting.
9. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 8, it is characterised in that: further include setting multiple
Reset controller on the opener oil circuit of position, the reset controller and cutting oil cylinder linkage.
10. fluid pressure type wire rod automatic gauging cutting mechanism according to claim 9, it is characterised in that: the reset control
Device includes the control valve shaft that control resets opener oil circuit on and off, and the control valve shaft face cuts the piston of oil cylinder
Column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394988.3A CN107457334B (en) | 2016-06-03 | 2016-06-03 | Fluid pressure type wire rod automatic gauging cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394988.3A CN107457334B (en) | 2016-06-03 | 2016-06-03 | Fluid pressure type wire rod automatic gauging cutting mechanism |
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| Publication Number | Publication Date |
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| CN107457334A CN107457334A (en) | 2017-12-12 |
| CN107457334B true CN107457334B (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610394988.3A Active CN107457334B (en) | 2016-06-03 | 2016-06-03 | Fluid pressure type wire rod automatic gauging cutting mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223844B (en) * | 2018-02-13 | 2024-01-09 | 冯广建 | Multi-station signal opening oil way switch conversion control device with linkage arm |
| CN108194446B (en) * | 2018-02-13 | 2024-03-19 | 冯广建 | Multi-station hydraulic signal control type oil way conversion linkage device |
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|---|---|---|---|---|
| US2969093A (en) * | 1955-11-18 | 1961-01-24 | Curtis Mfg Co | Fluid pressure operated rod guide for use with pull-out device |
| JPS56163822A (en) * | 1980-05-20 | 1981-12-16 | Manyou:Kk | Workpiece stopping mechanism for restrained cutting |
| CN2767008Y (en) * | 2005-02-23 | 2006-03-29 | 冯广建 | Combined feeding and cutting mechanism used in stretching and cutting machine for construction reinforced bar |
| CN2918824Y (en) * | 2006-07-10 | 2007-07-04 | 江苏华宏科技股份有限公司 | Special change-over valve for hydraulic shearing machine |
| CN103801756A (en) * | 2014-01-23 | 2014-05-21 | 燕山大学 | On-line servo cutting-to-length device for large-diameter PC steel bars |
| CN203656260U (en) * | 2013-12-18 | 2014-06-18 | 北京建筑大学 | Single-core multi-opening hydraulic high-speed switch valve |
| CN104128539A (en) * | 2014-07-25 | 2014-11-05 | 冯广建 | Automatic rebar cutting machine with sizing device and metering device |
| CN204183032U (en) * | 2014-10-31 | 2015-03-04 | 杭州通绿机械有限公司 | A kind of automobile real axis blank fixed-length cutting device |
| CN104525627A (en) * | 2014-12-23 | 2015-04-22 | 冯广建 | Scale collision block conversion device and peripheral section type automatic steel bar sizing mechanism |
| CN205702253U (en) * | 2016-06-03 | 2016-11-23 | 冯广建 | Fluid pressure type wire rod automatic gauging cutting mechanism |
-
2016
- 2016-06-03 CN CN201610394988.3A patent/CN107457334B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2969093A (en) * | 1955-11-18 | 1961-01-24 | Curtis Mfg Co | Fluid pressure operated rod guide for use with pull-out device |
| JPS56163822A (en) * | 1980-05-20 | 1981-12-16 | Manyou:Kk | Workpiece stopping mechanism for restrained cutting |
| CN2767008Y (en) * | 2005-02-23 | 2006-03-29 | 冯广建 | Combined feeding and cutting mechanism used in stretching and cutting machine for construction reinforced bar |
| CN2918824Y (en) * | 2006-07-10 | 2007-07-04 | 江苏华宏科技股份有限公司 | Special change-over valve for hydraulic shearing machine |
| CN203656260U (en) * | 2013-12-18 | 2014-06-18 | 北京建筑大学 | Single-core multi-opening hydraulic high-speed switch valve |
| CN103801756A (en) * | 2014-01-23 | 2014-05-21 | 燕山大学 | On-line servo cutting-to-length device for large-diameter PC steel bars |
| CN104128539A (en) * | 2014-07-25 | 2014-11-05 | 冯广建 | Automatic rebar cutting machine with sizing device and metering device |
| CN204183032U (en) * | 2014-10-31 | 2015-03-04 | 杭州通绿机械有限公司 | A kind of automobile real axis blank fixed-length cutting device |
| CN104525627A (en) * | 2014-12-23 | 2015-04-22 | 冯广建 | Scale collision block conversion device and peripheral section type automatic steel bar sizing mechanism |
| CN205702253U (en) * | 2016-06-03 | 2016-11-23 | 冯广建 | Fluid pressure type wire rod automatic gauging cutting mechanism |
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| CN107457334A (en) | 2017-12-12 |
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