CN210682600U - Steel strip coil unwinding device - Google Patents

Steel strip coil unwinding device Download PDF

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Publication number
CN210682600U
CN210682600U CN201921456856.4U CN201921456856U CN210682600U CN 210682600 U CN210682600 U CN 210682600U CN 201921456856 U CN201921456856 U CN 201921456856U CN 210682600 U CN210682600 U CN 210682600U
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China
Prior art keywords
steel strip
pressing
strip coil
support
shaft
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Active
Application number
CN201921456856.4U
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Chinese (zh)
Inventor
吕志伟
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Shandong Shuangde Transportation Facilities Co Ltd
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Shandong Shuangde Transportation Facilities Co Ltd
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Priority to CN201921456856.4U priority Critical patent/CN210682600U/en
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Abstract

The utility model relates to a steel band book unwinding unit, including the frame and the drive of coupling there is the pivot pivoted drive arrangement, the installation cover is rolled up to the steel band of being equipped with admittedly in the pivot, it has the material axle to go back the coupling on the base, the epaxial pressure material support and the connecting seat of having set firmly of pressure material, it has the pressure feed roller of pressing in the outer cambered surface of steel band book to press the coupling on the material support, the connecting seat passes through hydraulic cylinder and is connected with the frame. The utility model discloses a pressure feed roll remains throughout compressing tightly of extrados face to the steel band book, has avoided the steel band book to unreel the in-process in the rotation loose appearing, has improved and has unreeled and levelling efficiency, has avoided the damage to the steel band.

Description

Steel strip coil unwinding device
Technical Field
The utility model relates to an unwinding equipment field especially involves a steel band book unwinding device.
Background
In steel pipe manufacturing enterprises, the used raw materials are coiled steel belts, the steel belts need to be unreeled during production, and the steel belts are wound to have certain elasticity, so that the phenomenon that the steel belts are loosened easily during unreeling is caused, and feeding and leveling are affected. The conventional mode is that all layers of steel belts in a steel belt coil are fixed in a mutual spot welding mode, and the pulling force during unwinding destroys welding spots to realize unwinding feeding. However, the method can damage the steel strip, affect the quality of the steel pipe, and has the disadvantages of high labor intensity and low production efficiency because welding points need to be ground flat.
Disclosure of Invention
The utility model discloses to prior art's is not enough, provide a steel band book unwinding unit, it is loose that the steel band book is when having avoided unreeling to can not cause the damage to the steel band.
The utility model discloses a following technical scheme realizes, provides a steel band book unwinding unit, have the frame and the drive of pivot including the coupling pivot pivoted drive arrangement, the installation cover is rolled up to the steel band of being equipped with admittedly in the pivot, it has the material axle to go back the coupling on the base, the epaxial pressure material support and the connecting seat of having set firmly of pressure material, the material has the pressure feed roller of having pressed in the outer cambered surface of steel band book to have coupled to the pressure feed support, the connecting seat passes through hydraulic cylinder and is connected with the frame.
This scheme is when using, establish the steel band book cover and install on the steel band book mounting sleeve, when unreeling, drive arrangement drives pivot and steel band book mounting sleeve and rotates, the steel band is rolled up wholly and is rolled up the mounting sleeve along with the steel band and rotate, stimulate the connecting seat through hydraulic cylinder, make the nip roll press in steel band book extrados all the time, it is loose to prevent that the steel band from rolling up, hydraulic cylinder's cylinder body is articulated with the base, the piston rod is articulated with the connecting seat, and the pin joint of piston rod and connecting seat with press material axle eccentric settings, make the connecting seat can make to press the material pivot to rotate under hydraulic cylinder's promotion or pulling, perhaps make and press the material.
As optimization, the base is fixedly connected with two support arms distributed along the steel belt reel direction, and the support arms are fixedly connected with support sleeves penetrating through the material pressing shaft. According to the optimized scheme, the supporting arm is arranged, so that the distance between the material pressing shaft and the base can be conveniently increased, and the use requirement of a steel strip coil with a larger diameter can be met; through setting up the support cover, increase the support area to pressing the material axle to the stability of supporting has been improved.
Preferably, the pressing support comprises two pressing plates which are fixedly connected to the pressing shaft along the axial direction, and two ends of the pressing roll are respectively connected with the two pressing plates through bearings. The pressing support of the optimized scheme adopts a two-vertical-plate type structure, so that the weight is reduced, the processing and manufacturing difficulty is reduced, the rotating resistance of the pressing roller is smaller by arranging the bearing, and the pressing roller is more flexible along with the rotation of the steel strip coil, so that the friction resistance for unwinding the steel strip is reduced under the condition that the steel strip coil is not loose.
Preferably, the bottom edge of the material pressing plate is in an upward arched arc shape. According to the optimized scheme, the bottom edge of the pressure plate is set to be arc-shaped, the diameter of the applicable steel strip coil is increased, and the pressure plate is prevented from contacting the steel strip coil.
Preferably, the pressing support is further fixedly provided with a driving motor for driving the pressing roller to rotate, and the direction of rotation of the pressing roller is opposite to that of the steel strip coil. According to the optimized scheme, the driving motor drives the material pressing roller to rotate, so that the rotation of the material pressing roller is changed from passive to active, and the friction force between the material pressing roller and a steel strip is further reduced when the material pressing roller compresses a steel strip coil.
Preferably, the drive means is a hydraulic motor. This preferred scheme utilizes hydraulic motor to drive the steel strip roll and rotates, and output torque is big, can satisfy the operation requirement of great steel strip roll.
As optimization, the steel strip coil mounting sleeve is including the cover establish fix the epaxial axle sleeve of pivot and along axle sleeve circumference evenly distributed and with a plurality of brace tables of axle sleeve rigid coupling, the brace table is along axial extension, and the surface of keeping away from the axle sleeve on the brace table has the adjusting block along axial sliding connection, and the inside diameter adaptation is rolled up with the steel strip to each adjusting block outward flange place circle. When the steel strip coil mounting sleeve in the optimized scheme is used, the inner hole of the steel strip coil is sleeved on each adjusting block, and the position of the steel strip coil is conveniently adjusted through the sliding connection of the adjusting blocks and the supporting table, so that the steel strip coil is aligned to the leveling device; one end of the shaft sleeve, which is close to the base, is fixedly provided with a baffle distributed along the circumferential direction, the baffle is arranged to roll the steel strip to achieve the limiting effect, the steel strip is limited by the aid of the baffle, and the steel strip is prevented from being separated from the side of the base.
Preferably, the side surface of the adjusting block facing the supporting table is provided with a dovetail groove extending along the axial direction, and the supporting table is provided with a slide rail matched with the dovetail groove. According to the optimized scheme, the dovetail groove is formed, so that relative sliding between the supporting table and the adjusting block is avoided, the phenomenon that a steel belt coil slips is avoided, and smooth unreeling is guaranteed.
The utility model has the advantages that: the pressing roller is used for always keeping the pressing of the outer arc surface of the steel strip coil, so that the steel strip coil is prevented from being loose in the rotary unreeling process, the unreeling and leveling efficiency is improved, and the damage to the steel strip is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a side view of the present invention;
FIG. 4 is a schematic top view of the brake apparatus;
shown in the figure:
1. the device comprises a base, 2, a brake device, 3, a driving device, 4, a brake disc, 5, a supporting arm, 6, a connecting seat, 7, a pressing shaft, 8, a supporting sleeve, 9, a pressing support, 10, a driving motor, 11, a steel strip coil mounting sleeve, 12, a rotating shaft, 13, a steel strip coil, 14, a baffle, 15, a hydraulic oil cylinder, 16, a pressing roller, 17, a supporting table, 18, an adjusting block, 19 and a cushion block.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1, the steel strip coil unwinding device includes a base 1 coupled with a rotating shaft 12 and a driving device 3 for driving the rotating shaft to rotate, the rotating shaft 12 is horizontally disposed, and the driving device 3 of this embodiment is a hydraulic motor connected to a hydraulic system.
The rotating shaft 12 is fixedly provided with a steel strip coil mounting sleeve 11 and a brake disc 4, the steel strip coil mounting sleeve 11 and the brake disc 4 are respectively positioned at two sides of the base, the base is further provided with a pneumatic brake device 2 capable of clamping the brake disc, the pneumatic brake device adopts the prior art, and the structure is not repeated.
The base is further connected with a material pressing shaft 7 parallel to the rotating shaft in a shaft mode, a material pressing support 9 and a connecting seat 6 are fixedly arranged on the material pressing shaft 7, a material pressing roller 16 pressed on the outer arc surface of the steel strip coil 13 is connected to the material pressing support 9 in a shaft mode, and the material pressing roller, the rotating shaft and the material pressing shaft are parallel to each other. The connecting seat 6 is connected with the machine seat 1 through a hydraulic oil cylinder 15, a cylinder body of the hydraulic oil cylinder is hinged with the base, a piston rod is hinged with the connecting seat, and a hinged point of the piston rod and the connecting seat and the material pressing shaft are eccentrically arranged. In the embodiment, the hydraulic oil cylinder and the material pressing roller are respectively positioned at two sides of the material pressing shaft, and when a piston rod of the hydraulic oil cylinder extends out, the material pressing roller is enabled to tightly press the steel strip coil outer arc surface.
For the convenience of adapting to the steel strip coil with the larger outer diameter, the base is fixedly connected with two support arms 5 distributed along the steel strip reel, and the support arms 5 are fixedly connected with a support sleeve 8 penetrating through the material pressing shaft.
The pressing support 9 of this embodiment includes two pressing plates axially fixed to the pressing shaft and a seat plate for fixing the two pressing plates together, the bottom edge of the pressing plate is an upward arched arc, and two ends of the pressing roller 16 are connected to the two pressing plates through bearings respectively. The seat plate is fixedly provided with a driving motor 10 for driving the nip roll to rotate, the driving motor and the nip roll are in chain transmission, the direction of rotation of the nip roll 16 is opposite to that of the steel strip coil 13 during unreeling, and taking fig. 3 as an example, if the steel strip coil rotates anticlockwise during unreeling, the nip roll rotates clockwise.
The steel strip coil mounting sleeve comprises a sleeve and a plurality of supporting tables 17 which are fixed on the rotating shaft 12 in a sleeved mode and are evenly distributed along the circumferential direction of the sleeve and fixedly connected with the sleeve, the supporting tables 17 extend along the axial direction, adjusting blocks 18 are connected to the outer surfaces, far away from the sleeve, of the supporting tables in a sliding mode along the axial direction, and the outer edge of each adjusting block is matched with the inner diameter of the steel strip coil.
In order to avoid the relative sliding between the adjusting block and the supporting table along the circumferential direction, the dovetail groove extending along the axial direction is formed in the side surface, facing the supporting table, of the adjusting block, and the supporting table is provided with a slide rail matched with the dovetail groove. When the steel belt coil with larger inner diameter is installed, a cushion block 19 is fixedly connected to the outer surface of the adjusting block, and the inner hole of the steel belt coil is supported by the cushion block 19.
One end of the shaft sleeve close to the base is fixedly provided with a baffle 14 distributed along the circumferential direction, the baffle is arranged to limit the steel strip coil, the steel strip coil is installed in place to be limited, and the steel strip coil is prevented from being separated from the side of the base.
In actual production, the steel strip coil is sleeved on the steel strip coil mounting sleeve, a piston rod of a hydraulic oil cylinder extends out to drive a material pressing shaft to rotate, so that a material pressing roller compresses the steel strip coil outer arc surface, and the piston rod of the hydraulic oil cylinder has the extending pressure all the time in the unwinding process so as to ensure that the material pressing roller compresses the steel strip coil all the time when the outer diameter of the steel strip coil is reduced. In the unreeling process, the driving motor drives the material pressing roller to rotate in the direction opposite to that of the steel strip coil, unreeling resistance of the steel strip coil is reduced, unreeling speed can be conveniently controlled by adjusting the rotating speed of the hydraulic motor and the driving motor, and using requirements of different working conditions are met. When the machine needs to be stopped, the pneumatic brake device is started to hold the brake disc tightly, so that the steel strip coil stops rotating, and the operation is very convenient.
The utility model discloses an unwinding device can be used to the transport and the rolling of steel band equally, and the direction of rotation of pivot is opposite when unreeling during the rolling, and the swager roll compresses tightly the extrados face of rolling up at the steel band equally, makes the steel band of formation roll up tightly really, and through the effect that compresses tightly of swager roll, avoids the steel band because elasticity is flicked, has improved the security of operation moreover.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims (8)

1. The utility model provides a steel band coils unwinding device which characterized in that: the automatic feeding device comprises a machine base (1) and a driving device (3), wherein the machine base is connected with a rotating shaft (12) in a shaft mode, the rotating shaft (3) is driven to rotate, a steel strip coil mounting sleeve (11) is fixedly arranged on the rotating shaft (12), a pressing shaft (7) is further connected to the machine base in a shaft mode, a pressing support (9) and a connecting base (6) are fixedly arranged on the pressing shaft (7), a pressing roller (16) pressed on the outer arc surface of a steel strip coil (13) is connected to the pressing support (9) in a shaft mode, and the connecting base (6) is connected with the machine base (1) through a hydraulic oil cylinder (.
2. A steel strip coil unwinding device according to claim 1, characterised in that: the support is characterized in that two support arms (5) distributed along the steel belt reel are fixedly connected to the base, and support sleeves (8) penetrating through the material pressing shaft are fixedly connected to the support arms (5).
3. A steel strip coil unwinding device according to claim 1, characterised in that: the pressing support (9) comprises two pressing plates which are fixedly connected to the pressing shaft along the axial direction, and two ends of the pressing roll (16) are respectively connected with the two pressing plates through bearings.
4. A steel strip coil uncoiling apparatus according to claim 3, wherein: the bottom edge of the material pressing plate is in an arc shape which is arched upwards.
5. A steel strip coil unwinding device according to claim 1, characterised in that: the pressing support is further fixedly provided with a driving motor (10) for driving the pressing roller to rotate, and the direction of rotation of the pressing roller (16) is opposite to that of the steel strip coil (13).
6. A steel strip coil unwinding device according to claim 1, characterised in that: the driving device (3) is a hydraulic motor.
7. A steel strip coil unwinding device according to claim 1, characterised in that: the steel strip is rolled up installation cover is established including the cover and is fixed the axle sleeve on pivot (12) and along axle sleeve circumference distribution and with a plurality of brace tables (17) of axle sleeve rigid coupling, brace table (17) extend along the axial, the surface of keeping away from the axle sleeve on the brace table has adjusting block (18) along axial sliding connection, and the inside diameter adaptation is rolled up with the steel strip to each adjusting block outward flange place circle.
8. The steel strip coil unwinding device according to claim 7, characterized in that: the adjusting block is provided with a dovetail groove extending along the axial direction on the side surface facing the supporting platform, and the supporting platform is provided with a slide rail matched with the dovetail groove.
CN201921456856.4U 2019-09-04 2019-09-04 Steel strip coil unwinding device Active CN210682600U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921456856.4U CN210682600U (en) 2019-09-04 2019-09-04 Steel strip coil unwinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921456856.4U CN210682600U (en) 2019-09-04 2019-09-04 Steel strip coil unwinding device

Publications (1)

Publication Number Publication Date
CN210682600U true CN210682600U (en) 2020-06-05

Family

ID=70889218

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921456856.4U Active CN210682600U (en) 2019-09-04 2019-09-04 Steel strip coil unwinding device

Country Status (1)

Country Link
CN (1) CN210682600U (en)

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