CN213409883U - Coiling jaw, coiling machine and strip steel coiling system - Google Patents
Coiling jaw, coiling machine and strip steel coiling system Download PDFInfo
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- CN213409883U CN213409883U CN202021888043.5U CN202021888043U CN213409883U CN 213409883 U CN213409883 U CN 213409883U CN 202021888043 U CN202021888043 U CN 202021888043U CN 213409883 U CN213409883 U CN 213409883U
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Abstract
The utility model relates to a batch with keeping silent, have this coiling machine of keeping silent and adopt this coiling machine's belted steel coiling system, should keep silent including the sector plate, be formed with the recess on the sector plate, one side cell wall department of recess is equipped with fixed jaw plate and be equipped with movable jaw plate in the recess and be used for driving movable jaw plate and be close to or keep away from the drive unit of keeping silent of fixed jaw plate, the opposite side cell wall department of recess is equipped with the export deflector, the pincers steel face slope of fixed jaw plate sets up and its one side that is close to the export deflector that its outer end is located its inner, the surface of export deflector is the arc spigot surface and its space that encloses to close formation with fixed jaw plate from inside to outside gradually expands. Through the design of the outlet guide plate, the strip steel does not have large bending, turning and the like as much as possible when the strip steel is discharged from the jaw, so that the plastic deformation of the strip steel when the strip steel is discharged from the jaw is reduced, the condition that the strip is broken due to the generation of cracks on the surface of the strip steel is prevented, the resilience force of the strip steel can be reduced, and the difficulty of discharging the strip steel from the jaw is reduced.
Description
Technical Field
The utility model belongs to the technical field of metallurgical equipment, concretely relates to batch with keeping silent, having this coiling machine of keeping silent and adopt belted steel coiling system of this coiling machine.
Background
Along with the development of high-strength steel technology, the coiling difficulty of high-strength strip steel is more and more large, and if the jaw coiling is adopted, the following problems exist in the coiling process:
after the jaw comes out, the plastic deformation of the strip steel is overlarge, the surface elongation of the strip steel is close to or exceeds the elongation of the strip steel, cracks can be generated on the surface of the strip steel, and the strip can be broken under the action of coiling tension;
the strip steel entering the jaw is too long, the high-strength steel has very large elastic restoring force, and the coil is difficult to unload; even after the coil is unloaded, the tape head of the inner core of the steel coil cannot be tightly attached due to plastic deformation, so that the tape head of the inner core of the coil protrudes, and the coil is difficult to be coiled in the next procedure as shown in figure 1.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a batch with keeping silent, having this coiling machine of keeping silent and adopt belted steel coiling system of this coiling machine, can solve prior art's partial defect at least.
The utility model relates to a batch with keeping silent, including the sector plate, be formed with the recess on the sector plate, one side cell wall department of recess be equipped with fixed jaw plate and in be equipped with movable jaw plate in the recess and be used for the drive movable jaw plate is close to or keeps away from fixed jaw plate's drive unit of keeping silent, the opposite side cell wall department of recess is equipped with the export deflector, the pincers steel face slope of fixed jaw plate sets up and its outer end is located being close to of its inner one side of export deflector, the surface of export deflector be the arc spigot surface and its with the space that fixed jaw plate encloses to close the formation gradually expands from inside to outside.
As one of the implementation modes, the arc-shaped guide surface comprises a first arc section and a second arc section which have different curvatures, the second arc section has the same curvature as the outer surface of the adjacent sector plate and is smoothly spliced, and the first arc section is spliced at the other end of the second arc section.
In one embodiment, the movable jaw plate has a plurality of serrations formed on a jaw steel surface thereof.
In one embodiment, the jaw steel surface of the fixed jaw plate is a smooth surface.
In one embodiment, the jaw drive unit is a hydraulic cylinder.
The utility model discloses still relate to a coiling machine, including the reel, the reel has as above coiling with keeping silent.
The utility model discloses still relate to a strip coil of strip system of getting, include the coiling machine, turn to the pinch roll and unload the package car, turn to the pinch roll with the coiling machine links up through wearing the area baffle, the coiling machine adopts as above the coiling machine.
As one embodiment, the feeding side of the steering pinch roll is provided with a bending machine.
The utility model discloses following beneficial effect has at least:
the utility model discloses a design of export deflector makes belted steel go out to have great bending, diversion etc. when keeping silent as far as possible to reduce the plastic deformation of belted steel when keeping silent, prevent that belted steel surface from producing the crackle and leading to the condition in disconnected area, can reduce belted steel resilience force simultaneously, reduce the degree of difficulty that belted steel goes out to keep silent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a protruding tape head in a steel coil related to the background art;
FIG. 2 is a schematic structural view of a coiling jaw provided in an embodiment of the present invention;
FIG. 3 is a schematic view of a strip steel coiling system provided by an embodiment of the present invention in an initial coiling stage;
FIG. 4 is a schematic diagram of a strip steel coiling system provided by an embodiment of the present invention in the last coiling stage.
Detailed Description
The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
As shown in fig. 2, the embodiment of the utility model provides a batch and use vice jaw, including sector plate 11, be formed with the recess on sector plate 11, one side cell wall department of recess be equipped with fixed vice-mouth plate 12 and in be equipped with movable vice-mouth plate 13 in the recess and be used for the drive movable vice-mouth plate 13 is close to or keeps away from fixed vice-mouth plate 12's jaw drive unit 14, the opposite side cell wall department of recess is equipped with export deflector 15, the slope of the jaw steel face of fixed vice-mouth plate 12 sets up and its outer end is located its one side that is close to of inner export deflector 15, the surface of export deflector 15 is the arc guiding surface and its with the space that fixed vice-mouth plate 12 encloses and closes formation gradually expands from inside to outside.
Preferably, the jaw driving unit 14 is a hydraulic cylinder, and a hydraulic jaw is adopted, so that a large clamping force can be increased, on one hand, the initial coiling tension of the strip steel, especially the high-strength steel, can be met, and on the other hand, the depth of the strip head entering the jaw can be reduced, so that the rebound force of the strip steel, especially the high-strength steel, is reduced, and the situation that the strip head protrudes out of the coil is avoided. Alternatively, as shown in fig. 2, the jaw driving unit 14 is fixedly installed at the bottom of the groove.
In one embodiment, as shown in fig. 2, a plurality of saw teeth are formed on a jaw steel surface of the movable jaw plate 13, and it is further preferable to design the jaw steel surface of the movable jaw plate 13 as a saw tooth surface; the steel surface of the serrated jaw can increase the friction force between the serrated jaw and the strip steel, and the jaw effect on the strip steel is improved.
Optionally, the steel surface of the fixed jaw plate 12 is smooth, so that the strip head can be more easily discharged from the jaw during the coil stripping process. The sawtooth-shaped jaw steel surface of the movable jaw plate 13 is matched, so that reliable clamping of strip steel is guaranteed, and meanwhile, coil stripping operation of a coiling machine is facilitated.
Understandably, after the strip is clamped by the fixed jaw plate 12 and the movable jaw plate 13 in a matching way, the strip is discharged from the jaws through the outlet guide plate 15 and is wound on the winding drum 1; the outer surface of the outlet guide plate 15 is used for contacting and supporting the strip steel; the jaw steel face of the fixed jaw plate 12 inclines towards the groove wall at the other side of the groove, the jaw steel face and the groove bottom of the groove enclose a formed space to form a triangular space gradually expanding from inside to outside, and the outlet guide plate 15 gradually bulges towards the side of the groove opening from the groove bottom of the groove, so that strip steel can be smoothly attached to the outlet guide plate 15. Based on the structure, the design of the outlet guide plate 15 ensures that the strip steel does not have larger bending, turning and the like as much as possible when the strip steel is discharged from the jaw, thereby reducing the plastic deformation when the strip steel is discharged from the jaw, preventing the strip steel from being broken due to the generation of cracks on the surface of the strip steel, reducing the resilience of the strip steel and reducing the difficulty of discharging the strip steel from the jaw.
Further preferably, the arc-shaped guide surface comprises a first arc segment and a second arc segment which have different curvatures, the second arc segment has the same curvature as the outer surface of the adjacent sector plate 11 and is smoothly spliced, and the first arc segment is spliced at the other end of the second arc segment (i.e. the end close to the fixed jaw plate 12); based on the structure, the strip steel of the jaw can be smoothly attached to the sector plate 11/the winding drum 1.
To facilitate the arrangement of the jaw driving unit 14 and the exit guide plate 15, the exit guide plate 15 may be grooved to accommodate the jaw driving unit 14; or two groups of jaw driving units 14 are arranged, and the two groups of jaw driving units 14 are respectively arranged at two ends of the outlet guide plate 15; and other arrangements, which are not described in detail herein.
Example two
The embodiment of the utility model provides a coiling machine, including reel 1, reel 1 has the coiling that the one above-mentioned embodiment provided and keeps silent, and this concrete structure here of keeping silent does not need to be repeated.
EXAMPLE III
The embodiment of the utility model provides a strip steel coiling system, including the coiling machine, turn to pinch roll 2 and unload a coil car 6, turn to pinch roll 2 with the coiling machine links up through wearing the area baffle, the coiling machine adopts the coiling machine that above-mentioned embodiment two provided.
The steering pinch roll 2 and the coil stripping car 6 are conventional equipment in the field, and the specific structure is not described in detail herein.
Further preferably, as shown in fig. 3 and 4, the incoming side of the diverting pinch roll 2 is provided with a bending machine 3. In one embodiment, as shown in fig. 3 and 4, the bending machine 3 includes a housing and a plurality of bending rollers disposed in the housing, wherein a portion of the bending rollers are disposed above the strip steel moving channel, the remaining bending rollers are disposed below the strip steel moving channel, and each bending roller is disposed in a staggered manner along the strip steel moving direction and is respectively connected to a lifting driving mechanism. The bending operation and the bending degree of the strip steel can be controlled by controlling the height position of each bending roller; particularly, the bending amount of the strip steel at the corresponding position is controlled by controlling the height position of each bending roller, so that the aim of straightening the strip steel can be fulfilled. In this embodiment, a 4-roll bending machine 3 is adopted, and two bending rolls are respectively arranged above and below the strip steel running channel. In the embodiment, the bending machine 3 is arranged, (1) the strip steel can be straightened at the initial coiling stage, the strip steel is prevented from warping or lowering head to damage a strip threading guide plate, and the strip steel, particularly high-strength steel, can smoothly and accurately enter the jaw of the winding drum 1; (2) in the final coiling stage, as the sheared strip tail is free and has no tension, the strip steel is bent by the bending machine 3 to generate plastic deformation to generate energy consumption, so that the strip steel can provide back tension for coiling; meanwhile, the strip steel is plastically deformed by the bending machine 3, the elastic curvature reducing diameter of the strip steel from the bending machine 3 is slightly larger than the radius of the currently coiled steel coil, so that the rebound force of the strip steel on the outer ring can be reduced to a great extent after the strip steel is coiled, and subsequent steel coils are bundled and the like.
And the strip threading guide plate is used for guiding the strip to the coiling machine at the initial coiling stage and the final coiling stage. In one embodiment, as shown in fig. 3 and 4, the threading guide plate includes an upper guide plate 41 and a lower guide plate 42 respectively arranged at the upper and lower sides of the steel wire, and the upper guide plate 41 and the lower guide plate 42 are respectively connected with a guide plate driving unit; the steel strip design steel wire is the steel strip steel wire between the steering pinch roll 2 and the winding drum 1 during normal winding, namely a steel strip running channel which is expected to be formed between the steering pinch roll 2 and the winding drum 1; the guide plate driving unit can adopt conventional hydraulic cylinders and other driving devices, and the specific guide plate driving mode is conventional in the field and is not described herein. The upper guide plate 41 and the lower guide plate 42 are matched to limit the upper surface and the lower surface of the strip steel respectively, a guide crack can be formed between the upper surface and the lower surface, the strip steel can be accurately guided to a coiling machine, and especially for coiling high-strength steel, the coiling difficulty caused by the shape problem of the high-strength steel plate can be solved to a certain extent. Further preferably, as shown in fig. 3 and 4, the end of the upper guide plate 41 is provided with a guide press roll, so that the strip steel can be attached to the lower guide plate 42 as much as possible, thereby facilitating the coiling of the strip steel, and particularly, the high-strength strip steel can be smoothly and accurately guided to the jaw of the reel 1 at the initial coiling stage. Optionally, the upper guide plate 41 and the lower guide plate 42 are both telescopic guide plates, so that after the strip steel is clamped by the upper guide plate 41 and the lower guide plate 42, the upper guide plate and the lower guide plate can synchronously move forward along with the strip steel through the extension operation of the upper guide plate and the lower guide plate, and the clamping and guiding effect on the strip steel is ensured.
In addition, preferably, as shown in fig. 3 and 4, a plurality of auxiliary pressing rollers 5 are arranged around the winding drum 1, which can achieve the effect of auxiliary winding, so that the strip steel is more attached to the winding drum 1. In the initial coiling stage, when the jaw sequentially passes through the working positions of the auxiliary compression rollers 5, the auxiliary compression rollers 5 correspondingly press and attach the strip steel to the winding drum 1, so that the coiling machine can ensure the fitting effect of strip steel coiling without a full tension state; at the last coiling stage, the auxiliary compression rollers 5 and the carrier rollers on the coil stripping car 6 are combined to form a coil aid roller group to assist in completing the coiling of the strip tail, namely, the auxiliary compression rollers 5 are pressed against the steel coil, the coil stripping car 6 ascends until the carrier rollers are contacted with the steel coil, and the coil aid device formed by the auxiliary compression rollers 5 and the carrier rollers can effectively prevent the strip tail from rebounding under a tension-free state.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a batch and use keeping silent, includes the sector plate, be formed with the recess on the sector plate, one side cell wall department of recess be equipped with fixed jaw plate and in be equipped with movable jaw plate in the recess and be used for driving movable jaw plate is close to or keeps away from the drive unit of keeping silent of fixed jaw plate, its characterized in that: an outlet guide plate is arranged on the groove wall on the other side of the groove, the jaw steel surface of the fixed jaw plate is obliquely arranged, the outer end of the fixed jaw plate is positioned on one side, close to the outlet guide plate, of the inner end of the fixed jaw plate, and the outer surface of the outlet guide plate is an arc-shaped guide surface and gradually expands from inside to outside along with a space formed by the fixed jaw plate in a surrounding mode.
2. A coiling jaw as claimed in claim 1, characterized in that: the arc-shaped guide surface comprises a first arc section and a second arc section, the curvatures of the first arc section and the second arc section are different, the second arc section is the same as the curvatures of the outer surfaces of the adjacent sector plates and is spliced smoothly, and the first arc section is spliced at the other end of the second arc section.
3. A coiling jaw as claimed in claim 1, characterized in that: and a plurality of saw teeth are formed on the steel clamping surface of the movable jaw plate.
4. A coiling jaw as claimed in claim 1 or 3, characterized in that: the steel surface of the fixed jaw plate is a smooth surface.
5. A coiling jaw as claimed in claim 1, characterized in that: the jaw driving unit is a hydraulic cylinder.
6. A reel-up comprising a spool, characterized in that: the spool has a take-up jaw as claimed in any one of claims 1 to 5.
7. The utility model provides a strip steel coiling system, includes the coiling machine, turns to the pinch roll and unloads the package car, turn to the pinch roll with the coiling machine links up its characterized in that through wearing the area baffle: the winding machine is the winding machine according to claim 6.
8. The strip coiling system as defined in claim 7, wherein: and a bending machine is arranged on the material supply side of the steering pinch roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021888043.5U CN213409883U (en) | 2020-09-02 | 2020-09-02 | Coiling jaw, coiling machine and strip steel coiling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021888043.5U CN213409883U (en) | 2020-09-02 | 2020-09-02 | Coiling jaw, coiling machine and strip steel coiling system |
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| Publication Number | Publication Date |
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| CN213409883U true CN213409883U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021888043.5U Active CN213409883U (en) | 2020-09-02 | 2020-09-02 | Coiling jaw, coiling machine and strip steel coiling system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139282A (en) * | 2020-09-02 | 2020-12-29 | 中冶南方工程技术有限公司 | Strip steel coiling system, high-strength steel coiling method and high-strength steel production line |
| CN114985515A (en) * | 2022-05-26 | 2022-09-02 | 首钢京唐钢铁联合有限责任公司 | Coiling machine, coiling system and coiling method |
-
2020
- 2020-09-02 CN CN202021888043.5U patent/CN213409883U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139282A (en) * | 2020-09-02 | 2020-12-29 | 中冶南方工程技术有限公司 | Strip steel coiling system, high-strength steel coiling method and high-strength steel production line |
| CN114985515A (en) * | 2022-05-26 | 2022-09-02 | 首钢京唐钢铁联合有限责任公司 | Coiling machine, coiling system and coiling method |
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