CN111438225A - Double-panel device for tightly jacking inner ring of steel coil - Google Patents
Double-panel device for tightly jacking inner ring of steel coil Download PDFInfo
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- CN111438225A CN111438225A CN202010380988.4A CN202010380988A CN111438225A CN 111438225 A CN111438225 A CN 111438225A CN 202010380988 A CN202010380988 A CN 202010380988A CN 111438225 A CN111438225 A CN 111438225A
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- panel
- jacking
- split
- steel coil
- pressing
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- 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
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
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- 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
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/16—Unwinding or uncoiling
- B21C47/18—Unwinding or uncoiling from reels or drums
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention discloses a double-panel device for tightly jacking an inner ring of a steel coil, which comprises a movable jacking panel, a pressing support panel, a jacking mechanism and a shaft head support seat, wherein the movable jacking panel is arranged on the movable jacking panel; the movable jacking panel and the pressing support panel are arranged in parallel front and back, the movable jacking panel comprises at least two split panels, and the split panels are connected with the pressing support panel through a slide connecting assembly; the edges of the split panels are cambered surfaces, and the cambered surfaces of the split panels are spliced after sliding in the radial direction; each split panel is provided with a jacking mechanism, the split panel is connected with the driving end of the jacking mechanism through a jacking block arranged on the split panel, and the jacking mechanism is arranged on the pressing support panel. The invention has the beneficial effects that: the structure of a double-layer panel is adopted, the movable jacking panel on the outer layer adopts a split structure, and a plurality of split panels slide radially to realize jacking with the surface of the winding drum, so that the gap between the movable jacking panel and the winding drum is eliminated; the pressing support panel of the inner layer presses the end face of the steel pipe to limit the axial movement of the steel coil.
Description
Technical Field
The invention relates to an auxiliary device for uncoiling and compressing an oriented silicon steel coil on a hot drawing unit, in particular to a double-panel device for jacking an inner ring of the steel coil.
Background
The oxygen-containing and hydrogen-containing compounds of the oriented silicon steel coil coating are reduced by a high-temperature annealing process and are dried and condensed into fine particles, so that gaps and looseness between the steel coil layers are caused. The friction force of the surface of the steel coil plate loosened among the plate layers is reduced, and the steel coil can generate axial slippage among the steel coil layers when being uncoiled, so that coil collapse or the movement of an inner ring steel plate on a coil shaft is caused. In order to solve the above problems, the following two methods are mainly adopted at present:
firstly, a fixed plate is arranged on the transmission side of a winding drum for limiting, and an anti-collapsing device is designed at the head end of a winding drum shaft, as shown in figure 1 (in figure 1, the reference numerals are 1 steel coil, 2 opening and closing oil cylinder, 3 fixed panel, 4 winding drum, 5 clamping panel, 6 clamping oil cylinder, 7 guide rod and 8 rotating shaft head). This method has the following problems: (1) in order to facilitate the loading of the steel coil 1 and the installation of the clamping panel 5, the clamping panel 5 adopts a circular ring design; there is 10 mm's clearance between grip panel 5 and the reel 4, and the steel sheet of 1 inner circle of coil of strip slips and bores into grip panel inner circle gap, leads to the panel can't open. (2) The clamping oil cylinder 6 is in a tight jacking state, the oil cylinder is in an oil supply state, and when the steel coil is wound to a small coil, the inner ring steel plate is easy to be clamped.
Second, a holding device for preventing the top damage of the faceplate of the uncoiler (as shown in fig. 2) is provided on the faceplate of the uncoiler, and as disclosed in document No. CN203006559U, the holding device for preventing the top damage of the faceplate of the uncoiler, which uses a vertical damage-fixing preventing positioner 2 so that the faceplate 1 does not swing on the sector in the radial direction and the axial direction, is provided. This method has the following problems: the holding device is arranged on the outer side of the panel 1, so that the problems of low steel coil yield and low output caused by the clearance among the panel, the winding drum and the inner diameter of the steel coil cannot be effectively solved; and the mechanical faults of the spring, the pin shaft and other structural modes used in the holding device are higher.
Disclosure of Invention
The invention aims to provide a double-panel device for tightly propping the inner ring of a steel coil aiming at the defects of the prior art, and solves the problems of low steel coil yield and low yield caused by the existence of gaps among a panel, a winding drum and the inner diameter of the steel coil in the prior art.
The technical scheme adopted by the invention is as follows: a double-panel device for tightly jacking the inner ring of a steel coil comprises a movable jacking panel, a pressing support panel, a jacking mechanism and a shaft head support seat; the movable jacking panel and the pressing support panel are arranged in parallel front and back, the movable jacking panel comprises at least two split panels, the split panels are connected with the pressing support panel through a slideway connecting component, and the split panels can slide along the radial direction of the steel coil winding drum with the pressing support panel; the edges of the split panels are cambered surfaces, and the cambered surfaces of the split panels are spliced after sliding in the radial direction to form clamping holes matched with the outer peripheral surface of the steel coil winding drum; each split panel is provided with a jacking mechanism, the split panel is connected with the driving end of the jacking mechanism through a jacking block arranged on the split panel, and the jacking mechanism is arranged on the pressing support panel; the driving direction of the jacking mechanism is consistent with the sliding direction of the split panel relative to the pressing support panel; the pressing support panel is fixed on the spindle head support seat through at least three positioning mechanisms, and the spindle head support seat drives the pressing support panel and the movable jacking panel to rotate.
According to the scheme, the double-panel device is additionally provided with at least two groups of symmetrical clamping mechanisms, the clamping mechanisms are installed on the shaft head supporting seat, the pushing ends of the clamping mechanisms are connected with the back of the pressing supporting panel, and the pressing supporting panel and the split panels are driven to move axially along the steel coil winding drum.
According to the scheme, the clamping mechanism comprises a clamping oil cylinder and a clamping oil cylinder support, wherein the clamping oil cylinder is arranged on the clamping oil cylinder support, and the clamping oil cylinder support is fixed on the peripheral surface of the spindle head support; the end part of a push rod of the clamping oil cylinder is connected with the back of the pressing support panel.
According to the scheme, the jacking mechanism comprises a jacking oil cylinder and a jacking oil cylinder base, wherein the jacking oil cylinder is arranged on the jacking oil cylinder base, and the jacking oil cylinder base is fixed on the pressing support panel through bolts; the piston rod of the jacking oil cylinder is a double-head output piston rod which is connected with a jacking block arranged on the split panel.
According to the scheme, the positioning mechanism comprises a support bushing and a guide post, the support bushing is arranged on the outer peripheral surface of the spindle head supporting seat at intervals, the length direction of the guide post is consistent with the axis direction of the spindle head supporting seat, and the guide post penetrates through the support bushing and is fixed with the back of the pressing supporting panel.
According to the scheme, the slide connecting assembly comprises a groove structure arranged on the split panel and a plug-in structure arranged on the compression supporting panel, and the groove structure is matched with the plug-in structure.
The invention has the beneficial effects that: the invention adopts a double-layer panel structure, wherein the movable jacking panel on the outer layer adopts a split structure, and the jacking with the surface of the winding drum is realized by utilizing the radial sliding of a plurality of panels, so that the gap between the movable jacking panel and the winding drum is eliminated, and the problem that a steel plate penetrates into the gap is effectively prevented; the pressing and supporting panel of the inner layer presses the end face of the steel pipe to limit the axial movement of the steel coil, so that the problems of slipping of the inner ring of the steel coil and edge damage are effectively solved, and the yield of the steel coil is ensured; the structure rigidity of the double-sided board is superior to that of a single-layer large-panel structure, and the rigidity and the positioning are good.
Drawings
Fig. 1 is a schematic view illustrating an installation of a prior art anti-collapse device.
Fig. 2 is a schematic view of the installation of a clasping device on a panel of a decoiler in the prior art.
Fig. 3 is a schematic structural diagram of an embodiment of the present invention.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a schematic view of a split panel of the movable tightening panel in this embodiment.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a schematic structural diagram of the pressing support panel in the present embodiment.
Fig. 8 is a left side view of fig. 7.
Fig. 9 is a schematic structural diagram of the jacking cylinder in the embodiment.
Fig. 10 is a schematic view of a hydraulic system of the tightening mechanism and the clamping mechanism.
Wherein: 1. the movable jacking panel; 1.1, split panels; 2. a slideway connecting assembly; 2.1, a groove structure; 2.2, plug-in structure; 3. compressing the support panel; 4. a guide post; 5. a support bushing; 6. a spindle head supporting seat; 7. a push rod of the clamping oil cylinder; 8. clamping the oil cylinder support; 9. a jacking mechanism; 10. tightly supporting the oil cylinder base; 11. a piston rod of the oil cylinder is tightly propped; 12. a hydraulic oil pipe; 13. an electromagnetic directional valve.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
As shown in fig. 3 and 4, the double-panel device for jacking the inner ring of the steel coil comprises a movable jacking panel 1, a pressing support panel 3, a jacking mechanism 9 and a spindle head support base 6; the movable jacking panel 1 and the pressing support panel 3 are arranged in parallel front and back, the movable jacking panel 1 comprises at least two split panels 1.1, the split panels 1.1 are connected with the pressing support panel 3 through a slideway connecting component 2, and the split panels 1.1 and the pressing support panel 3 can slide along the radial direction of the steel coil winding drum; the edges of the split panels 1.1 are cambered surfaces, and the cambered surfaces of the split panels 1.1 are spliced after sliding in the radial direction to form clamping holes matched with the outer peripheral surface of the steel coil winding drum; each split panel 1.1 is provided with a jacking mechanism 9, the split panel 1.1 is connected with the driving end of the jacking mechanism 9 through a jacking block arranged on the split panel, and the jacking mechanism 9 is arranged on the pressing support panel 3, as shown in fig. 5-7; the driving direction of the jacking mechanism 9 is consistent with the sliding direction of the split panel 1.1 relative to the pressing support panel 3; the pressing and supporting panel 3 is fixed on the spindle head supporting seat 6 through at least three positioning mechanisms, and the spindle head supporting seat 6 drives the pressing and supporting panel 3 and the movable jacking panel 1 to rotate; when the driving end of each jacking mechanism 9 drives the split panel 1.1 to relatively compress the supporting panel 3 and slide inwards along the radial direction of the steel coil winding drum, the cambered surface of each split panel 1.1 jacks the outer peripheral surface of the steel coil winding drum; when the driving end of each jacking mechanism 9 drives the split panels 1.1 to relatively compress the supporting panel 3 and slide outwards along the radial direction of the steel coil winding drum, each split panel 1.1 is in an open state, and the cambered surfaces of the split panels 1.1 are separated from the peripheral surface of the steel coil winding drum.
In the embodiment, the movable jacking panel 1 comprises two split panels 1.1, the two split panels 1.1 can be spliced when horizontally sliding in opposite directions, and a clamping hole matched with the outer peripheral surface of the steel coil winding drum is formed in the middle after splicing; the jacking mechanisms 9 on the two split panels 1.1 are symmetrically arranged. In the invention, the spindle head supporting seat 6 can rotate to drive the pressing and supporting panel 3 to rotate together, and the movable jacking panel 1 connected with the spindle head supporting seat also rotates together; for the prior art, no further description is provided herein.
Preferably, the double-panel device is additionally provided with at least two groups of symmetrical clamping mechanisms, the clamping mechanisms are arranged on the shaft head supporting seat 6, the pushing ends of the clamping mechanisms are connected with the back of the pressing supporting panel 3, and the pressing supporting panel 3 and the split panels 1.1 are driven to move along the axial direction of the steel coil winding drum. Preferably, the clamping mechanism comprises a clamping oil cylinder and a clamping oil cylinder support 8, the clamping oil cylinder is mounted on the clamping oil cylinder support 8, and the clamping oil cylinder support 8 is fixed on the outer peripheral surface of the spindle head support seat 6; the end part of a push rod 7 of the clamping oil cylinder is connected with the back part of the pressing support panel 3.
In the embodiment, two groups of clamping mechanisms are arranged, and are symmetrically arranged up and down by taking the axis of the spindle head supporting seat 6 as a center (the spindle head supporting seat 6 is coaxial with a steel coil winding drum after being arranged); the clamping oil cylinder adopts a three-position positioning locking oil way, a steel coil clamping mode is changed into a positioning stopping mode, and the steel coil inner ring is prevented from being scraped with a panel when slipping to cause the damage to the end face of the steel coil.
Preferably, as shown in fig. 9, the tightening mechanism 9 includes a tightening cylinder and a tightening cylinder base 10, the tightening cylinder is mounted on the tightening cylinder base 10, and the tightening cylinder base 10 is fixed on the pressing support panel 3 through a bolt; the piston rod 11 of the jacking oil cylinder is a double-head output piston rod, and is connected with the jacking block arranged on the split panel 1.1 to push the jacking block, so that the split panel 1.1 moves along with the jacking block, and the cambered surface edge of the split panel 1.1 is tightly attached to the surface of the winding drum or opened. In this embodiment, the configurations of the jacking cylinder, the jacking cylinder base 10 and the related hydraulic oil pipe 12 are all the prior art, and are not described herein again.
Preferably, the positioning mechanism comprises a support bushing 5 and a guide post 4, the support bushing 5 is arranged on the outer peripheral surface of the spindle head support seat 6 at intervals, the length direction of the guide post 4 is consistent with the axial direction of the spindle head support seat 6, and the guide post 4 penetrates through the support bushing 5 and is fixed with the back of the pressing support panel 3.
Preferably, as shown in fig. 6 and 8, the chute connection assembly 2 includes a groove structure 2.1 disposed on the split panel 1.1 and an insert structure 2.2 disposed on the pressing support panel 3, and the groove structure 2.1 is adapted to the insert structure 2.2; the positions of the groove structures 2.1 and the insert structures 2.2 can be interchanged. In the invention, the slideway connecting component 2 adopts a plane convex-concave structure, has large bearing capacity and is not easy to deform and block.
In the embodiment, the jacking oil cylinder adopts a pressure maintaining loop of a hydraulic control one-way valve, so that the pressure of the jacking oil cylinder is ensured to be effectively contacted; the clamping oil cylinder adopts a locking loop of a hydraulic control one-way valve to realize the positioning and stopping functions. As shown in fig. 10, the oil paths of the tightening cylinder and the clamping cylinder are schematically connected, the tightening cylinder and the clamping cylinder both use three-position four-way electromagnetic directional valves 13, and 1YA, 2YA, 3YA, and 4YA are electromagnets corresponding to the electromagnetic directional valves 13, respectively. The oil circuit connection of each oil cylinder is the prior mature technology, and is not described again here.
The specific installation and use method of the invention is as follows:
step one, mounting a silicon steel coil on a winding drum of an uncoiler, wherein the diameter of the winding drum of the uncoiler is extended to the maximum; mounting the double-layer panel device on a shaft head of a winding drum by using a jacking oil cylinder;
secondly, pressing the split panels 1.1 against the outer circumferential surface of the winding drum under the action of a jacking mechanism 9 by pressing a slide connection assembly 2 on a support panel 3 (when the specific action is that 4YA is electrified, a slide block at the left end of an electromagnetic directional valve 13 moves to a middle position, oil enters a left cavity of a jacking oil cylinder, a piston rod is pushed to press the movable jacking panel 1 against the outer circumferential surface of the winding drum, and a pressure maintaining loop is formed when the jacking force of a pressure gauge 2P is reached, so that the arc surface edges of the split panels 1.1 are in tight contact with the outer arc surface of the winding drum);
thirdly, a clamping oil cylinder on the spindle head supporting seat 6 is utilized to push the movable jacking panel 1 and the pressing supporting panel 3 to move along the axis direction of the winding drum, so that the steel coil is clamped and positioned; after the sliding movable jacking panel 1 jacks the steel coil and the winding drum, all valves on each oil way are positioned in the middle position to form self-locking, and pressure is not applied to the steel coil and the winding drum; in the production process of the steel strip, 2 jacking oil cylinders and 2 clamping oil cylinders for pressing the steel strip form self-locking to limit the axial and radial movement of the steel strip;
and step four, after the production of the steel strip is finished, the movable jacking panel 1 is retreated by the jacking mechanism 9, then the compression support panel 33 is detached, and the whole double-layer panel device is opened together so as to roll the steel coil down and up (specifically, 3YA is electrified, a slide block at the right end of the electromagnetic directional valve 13 moves to a middle position, oil is fed into a right cavity of a jacking oil cylinder to push a piston rod to open the corresponding split panel 1.1, 2YA is electrified in the figure, oil is fed into a left cavity of a clamping oil cylinder to retreat the compression support panel 3, and the double-layer panel device is opened together under the action of an opening and closing oil cylinder).
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications can be made to the technical solutions described in the above-mentioned embodiments, or equivalent substitutions of some technical features, but any modifications, equivalents, improvements and the like within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (6)
1. A double-panel device for tightly propping the inner ring of a steel coil is characterized by comprising a movable propping panel, a pressing support panel, a propping mechanism and a shaft head support seat; the movable jacking panel and the pressing support panel are arranged in parallel front and back, the movable jacking panel comprises at least two split panels, the split panels are connected with the pressing support panel through a slideway connecting component, and the split panels can slide along the radial direction of the steel coil winding drum with the pressing support panel; the edges of the split panels are cambered surfaces, and the cambered surfaces of the split panels are spliced after sliding in the radial direction to form clamping holes matched with the outer peripheral surface of the steel coil winding drum; each split panel is provided with a jacking mechanism, the split panel is connected with the driving end of the jacking mechanism through a jacking block arranged on the split panel, and the jacking mechanism is arranged on the pressing support panel; the driving direction of the jacking mechanism is consistent with the sliding direction of the split panel relative to the pressing support panel; the pressing support panel is fixed on the spindle head support seat through at least three positioning mechanisms, and the spindle head support seat drives the pressing support panel and the movable jacking panel to rotate.
2. The double-sided board apparatus for tightly supporting the inner ring of a steel coil as claimed in claim 1, wherein at least two sets of symmetrical clamping mechanisms are additionally provided, the clamping mechanisms are mounted on the spindle head supporting base, and the pushing ends of the clamping mechanisms are connected to the back of the pressing supporting panel to drive the pressing supporting panel and the split panels to move along the axial direction of the steel coil winding drum.
3. The double-sided board device for jacking up the inner ring of the steel coil according to claim 2, wherein the clamping mechanism comprises a clamping cylinder and a clamping cylinder support, the clamping cylinder is mounted on the clamping cylinder support, and the clamping cylinder support is fixed on the outer circumferential surface of the spindle head support; the end part of a push rod of the clamping oil cylinder is connected with the back of the pressing support panel.
4. The double-sided board device for jacking the inner ring of the steel coil according to claim 1, wherein the jacking mechanism comprises a jacking cylinder and a jacking cylinder base, the jacking cylinder is mounted on the jacking cylinder base, and the jacking cylinder base is fixed on the pressing support panel through a bolt; the piston rod of the jacking oil cylinder is a double-head output piston rod which is connected with a jacking block arranged on the split panel.
5. The double-sided board device for jacking up the inner ring of the steel coil according to claim 1, wherein the positioning mechanism comprises support bushings and guide posts, the support bushings are arranged on the outer peripheral surface of the spindle head supporting seat at intervals, the length direction of the guide posts is consistent with the axial direction of the spindle head supporting seat, and the guide posts penetrate through the support bushings and are fixed with the back of the pressing supporting panel.
6. The double-sided board device for tightly supporting the inner ring of the steel coil as claimed in claim 1, wherein the slideway connecting assembly comprises a groove structure disposed on the split panel and a plug-in structure disposed on the pressing support panel, the groove structure and the plug-in structure being adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010380988.4A CN111438225A (en) | 2020-05-08 | 2020-05-08 | Double-panel device for tightly jacking inner ring of steel coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010380988.4A CN111438225A (en) | 2020-05-08 | 2020-05-08 | Double-panel device for tightly jacking inner ring of steel coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111438225A true CN111438225A (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010380988.4A Pending CN111438225A (en) | 2020-05-08 | 2020-05-08 | Double-panel device for tightly jacking inner ring of steel coil |
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| CN (1) | CN111438225A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918274A (en) * | 2022-03-29 | 2022-08-19 | 马鞍山北光冶金机械有限责任公司 | Anti-collapsing device for cold-rolled silicon steel uncoiler |
-
2020
- 2020-05-08 CN CN202010380988.4A patent/CN111438225A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918274A (en) * | 2022-03-29 | 2022-08-19 | 马鞍山北光冶金机械有限责任公司 | Anti-collapsing device for cold-rolled silicon steel uncoiler |
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