CN201132197Y - Straightener for straightening reinforcing steel bars with great-bend or hooks - Google Patents
Straightener for straightening reinforcing steel bars with great-bend or hooks Download PDFInfo
- Publication number
- CN201132197Y CN201132197Y CNU2007200611373U CN200720061137U CN201132197Y CN 201132197 Y CN201132197 Y CN 201132197Y CN U2007200611373 U CNU2007200611373 U CN U2007200611373U CN 200720061137 U CN200720061137 U CN 200720061137U CN 201132197 Y CN201132197 Y CN 201132197Y
- Authority
- CN
- China
- Prior art keywords
- straightening
- mould
- reinforcing steel
- steel bars
- framed
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Wire Processing (AREA)
Abstract
A straightening machine for straightening reinforcing steel bars with long curves and hooks is suitable for the straightening of cold and hot rolled reinforced bars, especially for the straightening of distorted old reinforcing steel bars. The straightening machine aims at using machinery to solve the problem of straightening reinforcing steel bars that are twisted into bending shapes or are with hooks. The straightening machine adopts the technical scheme that reinforcing steel bars that are bent and with hooks are pre-shaped on a pre-shaping mould (1) which is fixed on a machine frame in front of a front conveying wheel group (2); the cross-section of the pre-shaping mould is an ascending round hole, and the outlet round hole of the pre-shaping mould is obround. After the old reinforcing steel bars are carried through pre-shaping, the hooks and long curves are shaped into small curves, then the shaped old reinforcing steel bars enter into a straightening mould (7) in a mould frame (3) to be straightened. The straightening machine has the advantages of simple structure, convenient use, reduction of labor intensity, straightening of old reinforcing steel bars for reuse, and energy conservation.
Description
Technology art field:
A kind of straightener to macrobending and bar with hooked end straightening is applicable to the straightening of cold and hot steel rolling muscle, is applicable to the old bar straightening of twisted shape especially.
Background technology:
The method of straightening reinforcing bar has two kinds of manual formula and mechanical types, manual method is to use simple tool to bar straightening by hand, the manual method work is powerful, the bar straightening degree is poor, not as people's will, a kind of preferably in the machine straightening reinforcing bar method is the swinging bar straightener, and operation principle is, reinforcing bar reaches the straightening purpose by a plurality of rotation nibs to bar bending portion spinning in forward travel.
Bar straightener comprises frame, transmission system, framed, adjustable straightening mould and forward and backward conveying wheels, transmission system drive to be carried wheels and framed rotation, adjustable straightening mould be installed in framed in, they all are installed on the frame.
Above-mentioned mechanical type bar straightener exists following shortcoming: 1, only be suitable for the single variety bar straightening, and as the straightener of plain steel wire, the straightener of hot-rolled reinforced bar, spiral straightener etc.2, existing all bar straighteners all can not be to being twisted into the old bar straightening of tangled skein of jute shape.
Though the old reinforcing bar of distortion can not be in architectural use, the old reinforcing bar of straightening can only not melt down and produce, and the energy that demand is a large amount of if the straightening of old reinforcing bar energy can re-use in the hardware industry, need not melt down, and this just can save a large amount of energy.
Because old reinforcing bar as the tangled skein of jute, has macrobending and little bending, and hook is arranged, so the straightening difficulty is big.
A kind of preferably bar straightener is that name is called " a kind of rotary module straightening revolving drum (notification number CN252971; The patent No.: ZL01270126.2) ", but this equipment only is suitable for the straightening to hot-rolled reinforced bar.
The bar straightener of existing machinery formula is not suitable for the straightening to old reinforcing bar fully, because the nib of the straightening mould of existing straightener is arcuate socket 13 (Fig. 3), the bar bending larger part can not pass through, and little hook part is then by pressing, even mold damage.So present old reinforcing bar can only be used the artificial process straightening, therefore, adopt machinery that old bar straightening is become active demand.
Summary of the invention:
The utility model proposes a kind of straightener, its objective is with machinery to solve the straightening that is twisted into bending or bar with hooked end macrobending and bar with hooked end straightening.
The utility model adopts technical scheme to be: the reinforcing bar of bending and buckle is given shaping, make hook and macrobending be shaped as little bending, the old reinforcing bar of shaping enters straightening mould straightening in framed then.
A kind of straightener to macrobending and bar with hooked end straightening, comprise frame, transmission system, framed, adjustable straightening mould and forward and backward conveying wheels, transmission system drive to be carried wheels and framed rotation, adjustable straightening mould be installed in framed in, they all are installed on the frame, it is characterized in that giving sizing die, give and carrying on the frame of wheels front before sizing die is fixed on, its cross section is class's circular hole, and the outlet circular hole is an oval.
Above-mentioned a kind of straightener to macrobending and bar with hooked end straightening, it is characterized in that giving sizing die has 2-3 class's circular hole, and big hole is the inlet of reinforcing bar.
Above-mentioned a kind of straightener to macrobending and bar with hooked end straightening is characterized in that the inner end plate at framed two respectively is fixed with a funnel shaped termination mould, and its cross section is the infundibulate circular hole, and the funnel direction is towards the reinforcing bar side of advancing; Adjustable infundibulate straightening mould is installed on the dividing plate, and its cross section also is the infundibulate circular hole, and the funnel direction is towards the reinforcing bar side of advancing.
Above-mentioned a kind of straightener to macrobending and bar with hooked end straightening is characterized in that three dividing plates being arranged in framed, mould during a middle dividing plate is being fixed, and the structure of middle mould is identical with the termination mould, and adjustable infundibulate straightening mould is installed on all the other two dividing plates.
Of the present utility model simple in structure, easy to use, reduce labour intensity, can also can reuse by the old reinforcing bar of straightening, save the energy.
Description of drawings:
Fig. 1 is the framed of a kind of straightener to macrobending and bar with hooked end straightening and gives sizing die assembling schematic diagram;
Fig. 2 is adjustable infundibulate straightening mould profile.
Fig. 3 is the profile of the adjustable arc straightening of the swinging bar straightener mould of prior art.
Give sizing die 1, preceding conveying wheels 2, framed 3, termination mould 4, middle mould 5, dividing plate 6, adjustable straightening mould 7, the back is carried wheels 8, is regulated bolt 9, bearing block 10, bearing 11, infundibulate nib 12, arc circular hole straightening mould 13.
The specific embodiment:
Now scheme of the present utility model is described with a specific embodiment.
Fig. 1,2 has shown the relation between structure of the present utility model and the parts.It comprises frame, transmission system, framed, adjustable straightening mould and forward and backward conveying wheels, and transmission system drives carries wheels and framed rotation (among the figure and do not show), and adjustable straightening mould 7 is installed in framed 3, and they all are installed on the frame.This example framed 3 in three dividing plates 6 are arranged, mould 5 during a middle dividing plate is being fixed, the structure of middle mould is identical with termination mould 4, its cross section is the infundibulate circular hole, the termination mould is fixed on framed 3 two, the center line of middle mould and termination mould is installed adjustable infundibulate straightening mould 7 point-blank on all the other two dividing plates, its cross section also is an infundibulate circular hole 12.Straightening mould 7 is installed in the bearing 11, and bearing 11 is screwed on bearing block 10, regulates the position that bolt 9 can be regulated straightening mould 7.Give and carrying on the front frame of wheels 2 before sizing die 1 is fixed on, its cross section is the two-stage circular hole, and big hole is the inlet of reinforcing bar.
The course of work of this machine is: the reinforcing bar direction of advance of distortion as shown in phantom in FIG., enter the big hole that gives sizing die 1 by the arrow A direction, reinforcing bar has reduced flexibility under big small sircle hole effect, under the drag effect that is hooked in the big hole end face of reinforcing bar, it is big that its curvature becomes, and flexibility diminishes; Thereafter, reinforcing bar continues under the drag effect of the end face of small sircle hole, has just become reinforcing bar crooked, not buckle, has reached the purpose of giving shaping, is framed smooth ready for operation.Then, reinforcing bar is transported to termination mould 4 through preceding conveying wheels 2, then successively enters straightening mould 7 and middle mould 5, and reinforcing bar enters framed 3 rear end head mould after straight and enters the back and carry wheels 8 outputs through crooked change of twice straightening mould and middle mould spinning.
This straightener is simple in structure, and is easy to use, effective.
Claims (4)
1, a kind of straightener to macrobending and bar with hooked end straightening, comprise frame, transmission system, framed (3), adjustable straightening mould (7) and forward and backward conveying wheels, transmission system drive to be carried wheels and framed rotation, adjustable straightening mould be installed in framed in, they all are installed on the frame, it is characterized in that giving sizing die (1), give and carrying on the frame of wheels (2) front before sizing die is fixed on, its cross section is class's circular hole, and the outlet circular hole is an oval.
2, a kind of straightener according to claim 1 to macrobending and bar with hooked end straightening, it is characterized in that giving sizing die (1) has 2-3 class's circular hole, and big hole is the inlet of reinforcing bar.
3, a kind of straightener according to claim 1 to macrobending and bar with hooked end straightening, the inner end plate that it is characterized in that framed (3) framed two respectively is fixed with a funnel shaped termination mould (4), its cross section is the infundibulate circular hole, and the funnel direction is towards the reinforcing bar side of advancing; Adjustable infundibulate straightening mould is installed on the dividing plate (6), and its cross section also is the infundibulate circular hole, and the funnel direction is towards the reinforcing bar side of advancing.
4, according to claim 1 or 3 described a kind of straighteners to macrobending and bar with hooked end straightening, it is characterized in that three dividing plates (6) are arranged in framed (3), mould (5) during a middle dividing plate is being fixed, the structure of middle mould is identical with the termination mould, and adjustable infundibulate straightening mould (7) is installed on all the other two dividing plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200611373U CN201132197Y (en) | 2007-12-07 | 2007-12-07 | Straightener for straightening reinforcing steel bars with great-bend or hooks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200611373U CN201132197Y (en) | 2007-12-07 | 2007-12-07 | Straightener for straightening reinforcing steel bars with great-bend or hooks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201132197Y true CN201132197Y (en) | 2008-10-15 |
Family
ID=40060471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200611373U Expired - Fee Related CN201132197Y (en) | 2007-12-07 | 2007-12-07 | Straightener for straightening reinforcing steel bars with great-bend or hooks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201132197Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042652A (en) * | 2021-05-06 | 2021-06-29 | 河南省韧牌牧业机械设备有限公司 | Compact metal wire straightening shaft and long arc straightening die |
-
2007
- 2007-12-07 CN CNU2007200611373U patent/CN201132197Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042652A (en) * | 2021-05-06 | 2021-06-29 | 河南省韧牌牧业机械设备有限公司 | Compact metal wire straightening shaft and long arc straightening die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012100735A1 (en) | Steel reinforcing bar straightening method and straightener having stretching capabilities and fully-driven pressure rolls | |
| CN201086112Y (en) | Concrete-bar flattener | |
| CN109175151B (en) | Stretching, shearing and bending integrated machine for metal wire and processing technology thereof | |
| WO2012100736A1 (en) | Steel reinforcing bar straightening method and straightener having stretching capabilities and aligned pressure rolls | |
| CN103537878A (en) | Processing method for U-shaped double end bolt | |
| CN201132197Y (en) | Straightener for straightening reinforcing steel bars with great-bend or hooks | |
| CN202725720U (en) | Coreless pipe bending machine | |
| CN100493821C (en) | Manufacturing method of the coupler yoke for railway wagon | |
| CN201189542Y (en) | Steel bar automatic double bending bar-straightening machine | |
| WO2012100737A1 (en) | Steel reinforcing bar straightening method and straightener having stretching capabilities and pressure rolls | |
| CN206794598U (en) | A kind of workshop steel-bar automatic hoop bender | |
| CN217289892U (en) | Automatic straightening machine for special-shaped steel pipe | |
| CN201161260Y (en) | Improved continuous groove-strip sectional material bending and molding apparatus | |
| CN204996980U (en) | Tooth's socket formula bar straightener constructs | |
| CN202045213U (en) | Seven-roll straightening equipment for copper and copper alloy pipe billet and rod billet | |
| CN101229570B (en) | Automatic double folded bending unbending machine for reinforcing steel bar | |
| CN107945989A (en) | Swage is deformed after plating rare earth zinc steel strand wires | |
| CN209077661U (en) | A kind of tensile shear bending integral machine of wire | |
| CN2491150Y (en) | Reinforcing steel straightener | |
| CN201997641U (en) | Lower active alignment pressing roller type reinforcement bar straightening machine having function of extension | |
| CN208173299U (en) | Swage is deformed after plating rare earth zinc steel strand wires | |
| CN220387745U (en) | Screw alignment machine | |
| CN218532370U (en) | Spring plate straightening machine | |
| CN219851892U (en) | Straightening machine feed arrangement for nipple joint reinforcing bar | |
| CN211218444U (en) | Straightening processing mechanism for processing stainless steel wire drawing finished product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20101207 |