CN211248517U - Anti-oblique cutting device for cutting section of steel bar cutting machine - Google Patents
Anti-oblique cutting device for cutting section of steel bar cutting machine Download PDFInfo
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- CN211248517U CN211248517U CN201922348164.4U CN201922348164U CN211248517U CN 211248517 U CN211248517 U CN 211248517U CN 201922348164 U CN201922348164 U CN 201922348164U CN 211248517 U CN211248517 U CN 211248517U
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Abstract
The utility model relates to a rod iron cutter specifically is a device to one side is prevented cutting by rod iron cutter tangent plane. The machine base of the cutting machine is sequentially provided with a machine body and a cutter holder according to the feeding direction, the machine body is provided with a feeding mechanism, the cutter holder is provided with a static cutter, the static cutter is provided with a center hole, the diameter of the center hole is matched with the diameter of a steel bar, the movable cutter is arranged on the outer side of the static cutter and is in close fit with the static cutter, the movable cutter is arranged at the lower end of a cutting oil cylinder, the cutting oil cylinder is fixedly connected with the cutter holder, the anti-cutting-off-inclination device comprises a supporting plate, a supporting shaft and a supporting wheel, the supporting plate is arranged on the outer side of the cutter holder, the supporting plate is provided with the supporting shaft, the supporting wheel is arranged on. The utility model discloses moving the sword and cutting off whole in the twinkling of an eye and moving the sword working face and be used in the rod iron, can not make the rod iron cause local moulding to warp, eliminated the tangent plane and produced the problem on inclined plane, improve the processingquality and the yield of rod iron.
Description
Technical Field
The utility model relates to a rod iron cutter, especially a device to one side is prevented cutting by rod iron cutter tangent plane.
Background
In the production of the prestressed concrete pile, a PC steel bar is used for reinforcement, the steel bar needs to be cut into corresponding lengths, the diameter range of the PC steel bar is 7.1-12.6 mm, the end parts of two ends need to be subjected to heading treatment, the cut-off section and the length direction of the steel bar must be strictly vertical, and the phenomena of head bending, head deviation and the like can occur if the cut-off section is not vertical to the subsequent heading process. In the process of expanding and pulling, the unqualified 'head' may generate 'head falling' and 'head breaking', which seriously affects the quality of the prestressed pile and even causes the scrapping of the whole pile.
The steel bar is cut by a steel bar cutting machine, the shapes of two tangent planes are different after the steel bar is cut, the verticality of the tangent plane on one side of a static cutter is well guaranteed under the condition that an inner hole of the static cutter is not abraded, the requirement of an upset head is completely met, but the tangent plane on the side of a movable cutter often generates an inclined plane phenomenon (shown in figure 2), the tangent plane and the length direction of the steel bar form an angle of alpha, and the reason is that the steel bar is bent at the moment of cutting the side of the movable cutter, so that local plastic deformation is caused, and the macroscopic appearance is the inclined plane.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing a tangent plane anti-cutting oblique device of rod iron cut-off machine, the both sides terminal surface of guaranteeing the rod iron to cut off is perpendicular with the rod iron axis.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a device to one side is prevented cutting by rod iron cutter tangent plane, is equipped with organism and blade holder in proper order according to the pay-off direction on the frame of cutter, and the organism is equipped with feeding mechanism, and the blade holder is equipped with quiet sword, and quiet sword is equipped with the centre bore, and the diameter of this centre bore suits with the diameter of rod iron, moves the outside that the sword was arranged in quiet sword, moves the sword and hugs closely the cooperation with quiet sword, moves the sword and installs the lower extreme at the hydro-cylinder that cuts off, cuts off hydro-cylinder and blade holder: the anti-oblique cutting device comprises a supporting plate, a supporting shaft and a supporting wheel, wherein the supporting plate is arranged on the outer side of the cutter holder, the supporting plate is provided with the supporting shaft, the supporting wheel is arranged on the supporting shaft, the axis of the supporting shaft is vertical to the axis of the central hole of the static cutter, and the outer circumferential surface of the supporting wheel corresponds to the central hole of the static cutter.
Adopt above-mentioned technical scheme the utility model discloses compare with prior art, beneficial effect is:
the whole working surface of the movable cutter acts on the steel bar at the moment of cutting off the movable cutter, so that the steel bar cannot be locally deformed, the problem that the tangent plane generates an inclined plane is solved, and the processing quality and the yield of the steel bar are improved.
Further, the utility model discloses an optimization scheme is:
the supporting shaft is arranged in the supporting sleeve, two ends of the supporting shaft are connected with the supporting sleeve through bearings, one end of the supporting sleeve is provided with a flange structure, the supporting sleeve is fixedly connected with the supporting plate through the flange structure, and a cover plate is arranged on the outer side face of the flange structure; the supporting wheel is arranged on the outer side of the other end of the supporting sleeve and is circumferentially connected with the supporting shaft.
The outer circumference of the supporting wheel is in a dovetail shape, a U shape or a cylindrical shape.
Drawings
FIG. 1 is a schematic diagram of a prior art configuration;
FIG. 2 is a schematic diagram of a prior art shut-off condition;
FIG. 3 is a schematic cross-sectional view of a prior art steel bar;
fig. 4 is a schematic structural diagram of an embodiment of the present invention;
fig. 5 is a schematic view of a support wheel according to an embodiment of the invention;
fig. 6 is a schematic diagram of a cut-off state of the embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a steel bar according to an embodiment of the present invention;
in the figure, a machine base 1; a machine body 2; a feeding mechanism 3; 3-1 of a feeding wheel; a tool apron 4; a stationary knife 5; a movable knife 6; cutting off the oil cylinder 7; an anti-beveling device 8; a support plate 8-1; 8-2 of a support sleeve; 8-3 of a support shaft; 8-4 parts of a bearing; 8-5 of supporting wheels; 8-6 parts of cover plate; 8-7 of a gland; a steel bar 9.
Detailed Description
The present invention will be further described in detail with reference to the accompanying drawings and examples.
Referring to fig. 4, the cutting-off inclination preventing device for the cut surface of the steel bar cutting-off machine comprises a machine base 1, a machine body 2, a feeding mechanism 3, a cutter holder 4, a static cutter 5, a movable cutter 6, a cutting-off oil cylinder 7, an inclination-preventing device 8 and the like. The upper part of the machine base 1 is sequentially provided with a machine body 2 and a tool apron 3 according to the feeding direction, the machine body 2 is provided with a feeding mechanism 3, the feeding mechanism 3 is composed of two groups of feeding wheels 3-1, and each group of feeding wheels 3-1 is composed of an upper feeding wheel and a lower feeding wheel.
The cutter holder 4 is provided with a cutting mechanism which comprises a static cutter 5, a movable cutter 6, a cutting oil cylinder 7 and the like. The static cutter 5 is arranged at the middle lower part of the right side of the cutter holder 4, a circular central hole is processed on the static cutter 5, and a steel bar 9 passes through the central hole. The outer side of the static knife 5 is provided with a movable knife 6, the movable knife 6 is closely matched with the static knife 5, the movable knife 6 is installed at the lower end of a piston rod of the cutting oil cylinder 7, a cylinder body of the cutting oil cylinder 7 is connected with the knife holder 4 through a bolt, and the cutting oil cylinder 7 is vertically arranged.
The outer side of the tool apron 4 is provided with an anti-oblique cutting device 8 (shown in figure 5), which comprises a supporting plate 8-1, a supporting sleeve 8-2, a supporting shaft 8-3, a bearing 8-4, a supporting wheel 8-5, a cover plate 8-6, a gland 8-7 and the like. The supporting plate 8-1 is welded on the outer side surface of the cutter holder 4, the plate surface of the supporting plate 8-1 is arranged in parallel with the axis of the static cutter 5, and a round hole is processed in the supporting plate 8-1. The supporting sleeve 8-2 is transversely arranged in a round hole of the supporting plate 8-1, a flange structure is processed at the rear end of the supporting sleeve 8-2 and is welded with the supporting plate 8-1, and a cover plate 8-6 is arranged on the outer side face of the flange structure. The supporting shaft 8-3 is installed in the supporting sleeve 8-2, two ends of the supporting shaft 8-3 are connected with the supporting sleeve 8-2 through bearings 8-4, the bearings 8-4 are installed in the supporting sleeve 8-2, the axis of the supporting shaft 8-3 is perpendicular to the axis of the central hole of the stationary knife 5, the front end of the supporting shaft 8-3 extends out of the front end of the supporting sleeve 8-2, the supporting wheel 8-5 is installed on the supporting shaft 8-3 on the outer side of the front end of the supporting sleeve 8-2, the supporting wheel 8-5 is connected with the supporting shaft 8-3 through a key, a gland 8-7 is installed on the outer end face of the supporting wheel 8-5, and the gland 8-7 is connected with the supporting shaft 8-3 through a. The outer circumferential surface of the supporting wheel 8-5 corresponds to the central hole of the stationary knife 5, the outer circumferential surface of the supporting wheel 8-5 is in a dovetail shape, a U shape or a cylindrical shape, and the specific structure of the supporting wheel 8-5 is that one surface is provided with a wheel rim, a U-shaped grooved wheel or a cylindrical wheel.
In the working process of the embodiment (shown in figure 6), when the cutting machine works, a steel bar 9 is fed into a central hole of a static cutter 5 of a cutting mechanism by a feeding mechanism 3, after the steel bar is fed to a required size, the front part of the steel bar 9 is arranged on a supporting wheel 8-5, a piston rod of a cutting oil cylinder 7 extends downwards to drive a movable cutter 6 to cut the steel bar, in the cutting process, the supporting wheel 8-5 supports the steel bar 9, so that the steel bar 9 is in a straight state in the cutting process, the steel bar 9 cannot cause local shaping deformation, the whole movable cutter working surface acts on the steel bar 9 at the cutting moment of the movable cutter 6, the section of the steel bar 9 is ensured to be vertical to the axis of the steel bar 9, and an inclined plane cannot appear (shown in figure 7).
In the description of the present invention, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present specification, the description of the term "one embodiment" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all structural equivalents made by using the contents of the specification and drawings are included in the scope of the present invention.
Claims (3)
1. The utility model provides a device to one side is prevented cutting by rod iron cutter tangent plane, is equipped with organism and blade holder in proper order according to the pay-off direction on the frame of cutter, and the organism is equipped with feeding mechanism, and the blade holder is equipped with quiet sword, and quiet sword is equipped with the centre bore, and the diameter of this centre bore suits with the diameter of rod iron, moves the outside that the sword was arranged in quiet sword, moves the sword and hugs closely the cooperation with quiet sword, moves the sword and installs the lower extreme at the hydro-cylinder that cuts off, cuts off hydro-cylinder and blade holder: the anti-oblique cutting device comprises a supporting plate, a supporting shaft and a supporting wheel, wherein the supporting plate is arranged on the outer side of the cutter holder, the supporting plate is provided with the supporting shaft, the supporting wheel is arranged on the supporting shaft, the axis of the supporting shaft is vertical to the axis of the central hole of the static cutter, and the outer circumferential surface of the supporting wheel corresponds to the central hole of the static cutter.
2. The device for preventing the cut surface of the steel bar cutting machine from being inclined according to claim 1, wherein the supporting shaft is installed in a supporting sleeve, both ends of the supporting shaft are connected with the supporting sleeve through a bearing, one end of the supporting sleeve is provided with a flange structure, the supporting sleeve is fixedly connected with the supporting plate through the flange structure, and a cover plate is installed on the outer side surface of the flange structure; the supporting wheel is arranged on the outer side of the other end of the supporting sleeve and is circumferentially connected with the supporting shaft.
3. The device for preventing a tangent plane of a steel bar cutting machine from being tangent to claim 1 or 2, wherein the outer circumferential surface of the supporting wheel is dovetail-shaped, U-shaped or cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348164.4U CN211248517U (en) | 2019-12-24 | 2019-12-24 | Anti-oblique cutting device for cutting section of steel bar cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348164.4U CN211248517U (en) | 2019-12-24 | 2019-12-24 | Anti-oblique cutting device for cutting section of steel bar cutting machine |
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| Publication Number | Publication Date |
|---|---|
| CN211248517U true CN211248517U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922348164.4U Active CN211248517U (en) | 2019-12-24 | 2019-12-24 | Anti-oblique cutting device for cutting section of steel bar cutting machine |
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| CN (1) | CN211248517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116890133A (en) * | 2023-09-11 | 2023-10-17 | 张家港市发力机械有限公司 | Hydraulic shear of strip steel blank mould gauge |
-
2019
- 2019-12-24 CN CN201922348164.4U patent/CN211248517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116890133A (en) * | 2023-09-11 | 2023-10-17 | 张家港市发力机械有限公司 | Hydraulic shear of strip steel blank mould gauge |
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