CN116020901A

CN116020901A - Uncoiler for hardware machining and using method thereof

Info

Publication number: CN116020901A
Application number: CN202310224811.9A
Authority: CN
Inventors: 刘艺
Original assignee: Jiangsu Yangxizhai Machinery Co ltd
Current assignee: Jiangsu Yangxizhai Machinery Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-04-28

Abstract

The invention discloses an uncoiler for hardware machining and a use method thereof, comprising a rack, a tensioning mechanism, a limiting mechanism and a driving mechanism, wherein the rack comprises a supporting plate and a mounting plate, the tensioning mechanism comprises a main shaft and an arc plate, a first sliding chute is arranged on the main shaft, a first sliding block is connected in a sliding manner in the first sliding chute, the limiting mechanism comprises a first baffle, a second baffle and a limiting rod, the first baffle is vertically fixed at one end of the arc plate, the second baffle is connected at the other end of the arc plate in a sliding manner, the limiting rod is arranged under the main shaft, and the driving mechanism comprises a speed reducing motor, a first cylinder and an electric cabinet. This an decoiler for hardware machining simple structure, novel in design has realized the regulation to the reel diameter of decoiler, and this regulation mode is comparatively laborsaving, has avoided because of the too big telescopic link damage that leads to promoting the arc of pressure, has effectively avoided the coil of strip to take place loosely and the skew in the pay-off process, has promoted the stability of pay-off.

Description

Uncoiler for hardware machining and using method thereof

Technical Field

The invention belongs to the technical field of metal plate machining, and particularly relates to an uncoiler for hardware machining and a use method thereof.

Background

The uncoiler is special equipment for leveling metal plates, and is used for leveling line steel plates, leveling plates and forming uncoiling, leveling and shearing production lines and other plate product production lines according to related configurations. It is suitable for the industries of machinery, vehicles, metal product household appliances, steel structures, decoration and the like. The uncoiler is one of essential important equipment in a welded pipe production line, and has the function of supporting a steel coil by tensioning an inner hole of the steel coil; the other is to feed the steel strip head into the leveler by rotation in cooperation with the straight-headed machine. Therefore, the quality of the performance of the uncoiler is critical to the influence of the whole production line.

When the existing uncoiler is used for tensioning an inner hole of a steel coil, an arc plate on a main shaft of the uncoiler is pushed to a direction far away from the main shaft by a telescopic rod, but when the steel coil is sleeved on the main shaft, the gravity of the steel coil can be applied to the arc plate above the main shaft, the arc plate is easy to deform due to overlarge pressure, and the telescopic rod for pushing the arc plate is easy to damage. In addition, the existing uncoiler does not limit the steel coil, and the steel coil is easy to loose and deviate in the feeding process, so that the feeding is unstable. Therefore, there is an urgent need to design an uncoiler for hardware machining and a method of using the same to solve the above problems.

Disclosure of Invention

The invention aims to provide an uncoiler for hardware machining and a using method thereof, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: an uncoiler for hardware machining, comprising:

the machine frame comprises a supporting plate and a mounting plate vertically fixed at one end of the supporting plate, wherein a shaft hole is formed in the mounting plate, and a bearing is arranged in the shaft hole;

the tensioning mechanism comprises a main shaft and an arc-shaped plate, wherein the main shaft penetrates through the shaft hole, a first sliding groove is formed in the main shaft, a first sliding block is connected in a sliding mode in the first sliding groove, and a second sliding groove is formed in one end of the first sliding block;

the limiting mechanism comprises a first baffle plate, a second baffle plate and a limiting rod, wherein the first baffle plate is vertically fixed at one end of the arc-shaped plate, the second baffle plate is connected to the other end of the arc-shaped plate in a sliding manner, the limiting rod is arranged right below the main shaft, and a plurality of limiting wheels are arranged at the top of the limiting rod;

the driving mechanism comprises a gear motor, a first cylinder and an electric cabinet, wherein the gear motor is fixed on one side of the mounting plate, an output shaft of the gear motor is connected with the spindle in a transmission manner through a coupling, the first cylinder is fixedly connected with the spindle, a piston rod of the first cylinder is arranged in the second sliding groove, and the electric cabinet is fixed on one side of the mounting plate.

Further, the notch of the first chute is parallel to the central axis of the main shaft, the bottom of the first chute is an inclined plane, and two sides of the first chute are provided with limiting grooves parallel to the bottom of the first chute.

Further, the cross section of the first sliding block is right trapezoid, the bottom surface of the first sliding block is parallel to the bottom of the first sliding groove, the top surface of the first sliding block is parallel to the notch of the first sliding groove, and limiting blocks I which are in sliding connection with the limiting grooves are arranged on two sides of the first sliding block.

Furthermore, a sliding rail is arranged on the inner side surface of the arc-shaped plate, a second sliding block is connected to the sliding rail in a sliding mode, and the second baffle is connected with the second sliding block in a rotating mode.

Furthermore, a second cylinder is fixed at the top of the supporting plate, and the limiting rod is fixed at one end of a piston rod of the second cylinder.

Still further, two sides of the second chute are provided with a second limiting chute parallel to the bottom of the chute.

Still further, the bottom of the piston rod of cylinder one is fixed with slider three, slider three's both sides are equipped with stopper two with spacing groove two sliding connection.

The using method of the uncoiler comprises the following steps:

s1, sleeving a steel coil on a main shaft through a crane, enabling one side of the steel coil to be close to a first baffle, overturning a second baffle by 90 degrees to enable the second baffle to be perpendicular to the main shaft, moving the second baffle to the other side of the steel coil through a sliding rail and a third sliding block, and fixing the second baffle through a locating pin to prevent the second baffle from rotating and displacing;

s2, starting the air compressor through an electric cabinet, so that piston rods of a first cylinder and a second cylinder connected with the air compressor extend outwards;

s3, a piston rod of the first air cylinder pushes a first sliding block to slide in a first sliding groove, and the sliding block drives an arc plate to move in a direction away from the main shaft until the arc plate stretches an inner hole of the steel coil;

s4, a piston rod of the second cylinder pushes the limiting rod to move upwards until a limiting wheel on the limiting rod contacts and presses the steel coil;

s5, finally, starting a gear motor through an electric cabinet, and enabling the gear motor to drive the main shaft to rotate so as to convey the steel belt on the main shaft to the next working procedure.

The invention has the technical effects and advantages that: this an decoiler for hardware machining simple structure, novel in design, slider through setting up right trapezoid's slider one and tank bottom are spout one of inclined plane, a reciprocating motion in spout one is driven through the cylinder, realized the regulation to the reel diameter of decoiler, and this governing mode is comparatively laborsaving, avoided leading to the telescopic link damage that promotes the arc because of the pressure is too big, slider one can provide the support for the arc, the arc has effectively been prevented to take place deformation, through setting up baffle one, baffle two and gag lever post, realized spacing to the coil of strip, the coil of strip takes place loosely and the skew in the pay-off process has effectively been avoided, the stability of pay-off has been promoted.

Drawings

FIG. 1 is a left side view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a vertical cross-sectional view of the main shaft of the present invention;

FIG. 4 is a schematic view of the structure of the arcuate plate of the present invention;

FIG. 5 is a schematic view of a first slider of the present invention;

FIG. 6 is a schematic view of a first cylinder of the present invention;

fig. 7 is a schematic structural view of the mounting plate of the present invention.

In the figure: 100. a frame; 101. a support plate; 1011. a second cylinder; 102. a mounting plate; 1021. a shaft hole; 1022. a bearing; 200. a tensioning mechanism; 201. a main shaft; 202. an arc-shaped plate; 2021. a slide rail; 2022. a second slide block; 203. a first chute; 2031. a first limit groove; 204. a first sliding block; 2041. a first limiting block; 205. a second chute; 2051. a limiting groove II; 300. a limiting mechanism; 301. a first baffle; 302. a second baffle; 303. a limit rod; 304. a limiting wheel; 400. a driving mechanism; 401. a speed reducing motor; 402. a first cylinder; 4021. a third slide block; 4022. a second limiting block; 403. an electric control box.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The present invention provides an unwinder for hardware machining as shown in fig. 1-7, comprising:

the machine frame 100, the machine frame 100 includes the supporting plate 101 and is fixed in the mounting plate 102 of one end of the supporting plate 101 vertically, the bottom four corners department of the supporting plate 101 is fixed with the universal wheel, facilitate moving the machine frame 100, there are shaft holes 1021 on the mounting plate 102, facilitate installing and rotating the spindle 201, there are bearings 1022 in the shaft hole 1021, facilitate spindle 201 to rotate;

the tensioning mechanism 200 comprises a main shaft 201 and an arc-shaped plate 202, wherein the main shaft 201 penetrates through a shaft hole 1021, four first sliding grooves 203 are equidistantly formed in the shaft body of the main shaft 201, a first sliding block 204 is slidably connected in each first sliding groove 203, and a second sliding groove 205 is formed in one end, close to the mounting plate 102, of the first sliding block 204;

the limiting mechanism 300 comprises a first baffle 301, a second baffle 302 and a limiting rod 303, wherein the first baffle 301 is vertically fixed at one end of the arc-shaped plate 202, so that steel coils can be prevented from falling off from the arc-shaped plate 202, the second baffle 302 is slidably connected to the other end of the arc-shaped plate 202, the position of the second baffle 302 is convenient to adjust, the limiting of steel coils with different widths is realized, the limiting rod 303 is arranged under the main shaft 201, a plurality of limiting wheels 304 are arranged at the top of the limiting rod 303, the bottom of the steel coils is extruded through the limiting wheels 304, the discharging of the steel coils is not affected, and the loosening of the steel coils in the discharging process can be prevented;

the driving mechanism 400 comprises a gear motor 401, first cylinders 402 and an electric cabinet 403, wherein the gear motor 401 is fixed on one side of the mounting plate 102, an output shaft of the gear motor 401 is in transmission connection with the spindle 201 through a coupling, the spindle 201 is conveniently driven to rotate through the gear motor 401, the first cylinders 402 are fixedly connected with the spindle 201 through a shaft sleeve, the first cylinders 402 are fixed on the shaft sleeve, the first cylinders 402 are provided with four in total, the first cylinders 402 are respectively in one-to-one correspondence with the first four sliding grooves 203, piston rods of the first cylinders 402 are arranged in the second sliding grooves 205, and the electric cabinet 403 is fixed on one side of the mounting plate 102.

In addition, the notch of the first sliding groove 203 is parallel to the central axis of the main shaft 201, so that the first sliding block 204 can move along the axial direction of the main shaft 201, the groove bottom of the first sliding groove 203 is an inclined surface, when the first sliding block 204 slides in the first sliding groove 203, the part of the first sliding block 204 protruding out of the main shaft 201 is changed, the diameter of the main shaft 201 is adjusted, and two sides of the first sliding groove 203 are provided with limiting grooves 2031 parallel to the groove bottom.

Specifically, the cross section of the first slider 204 is a right trapezoid, the bottom surface of the first slider 204 is parallel to the bottom of the first chute 203, the top surface of the first slider 204 is parallel to the notch of the first chute 203, when the first slider 204 slides towards one end far away from the mounting plate 102, the top of the first slider 204 gradually extends outwards, the arc plate 202 is driven to extend outwards, the diameter of the main shaft 201 is increased, the inner hole of the steel coil can be tensioned to support the steel coil, when the first slider 204 slides towards one end close to the mounting plate 102, the diameter of the main shaft 201 is reduced, the steel coil is conveniently sleeved or taken down, and the first slider 204 is provided with limiting blocks 2041 which are slidably connected with limiting grooves 2031 at two sides of the first slider 204, so that the first slider 204 can be limited, and the first slider 204 is prevented from falling from the first chute 203.

It should be noted that, the inner side of the arc 202 is provided with two slide rails 2021, the slide rails 2021 are provided with two slide rails 2021, the two slide rails 2021 are respectively fixed at two sides of the arc 202, the slide rails 2021 are parallel to the main shaft 201, the slide rails 2021 are slidably connected with a second slide block 2022, the second slide block 2022 is a T-shaped mechanism, the second slide block 302 is rotatably connected with the second slide block 2022, the second slide block 2022 drives the second slide block 302 to slide on the slide rails 2021, the distance between the first slide block 301 and the second slide block 302 is conveniently adjusted according to the actual width of the steel coil, two sides of the steel coil are limited, and positioning pins are arranged at the bottom and two sides of the second slide block 2022, so that the second slide block 2022 and the second slide block 302 can be positioned.

Specifically, two air cylinders II 1011 are fixed on the top of the supporting plate 101, two ends of the limiting rod 303 are respectively fixed on the top ends of the piston rods of the two air cylinders II 1011, the limiting rod 303 is arranged in the horizontal direction and parallel to the main shaft 201, and the piston rods of the air cylinders II 1011 push the limiting rod 303 to move upwards by starting the air cylinders II 1011 until the limiting wheels 304 contact and press the steel coil.

The two sides of the second chute 205 are provided with a second limiting chute 2051 parallel to the bottom of the chute. The bottom end of the piston rod of the first cylinder 402 is fixedly provided with a third sliding block 4021, the size of the third sliding block 4021 is matched with that of the second sliding groove 205, the first cylinder 402 drives the third sliding block 4021 to move through the piston rod, the third sliding block 4021 drives the first sliding block 204 to move, the third sliding block 4021 slides in the second sliding groove 205 along with the movement of the first sliding block 204, two sides of the third sliding block 4021 are provided with a second limiting block 4022 which is in sliding connection with the second limiting groove 2051, and therefore the piston rod of the first cylinder 402 can also pull the third sliding block 4021 to move when contracting, and further the first sliding block 204 is driven to move.

Specifically, the electric cabinet 403 is electrically connected with the gear motor 401, controls the start and stop and the rotation speed of the gear motor 401, and the first cylinder 402 and the second cylinder 1011 are both connected with an air compressor arranged on one side of the frame 100, and the electric cabinet 403 is electrically connected with the air compressor, so as to control the start and stop of the air compressor.

The invention also provides a using method of the uncoiler, which comprises the following steps:

s1, sleeving a steel coil on a main shaft 201 through a crane, enabling one side of the steel coil to be close to a first baffle 301, overturning a second baffle 302 by 90 degrees to enable the second baffle to be perpendicular to the main shaft 201, moving the second baffle 302 to the other side of the steel coil through a sliding rail 2021 and a third slide block 4021, fixing the second baffle 302 through a locating pin, preventing the second baffle 302 from rotating and displacing, limiting the steel coil through the first baffle 301 and the second baffle 302, preventing the steel coil from shifting in the feeding process, and improving the feeding stability;

s2, starting the air compressor through an electric cabinet 403, so that piston rods of a first cylinder 402 and a second cylinder 1011 connected with the air compressor extend outwards, and providing a power source for the movement of the first cylinder 402 and the second cylinder 1011;

s3, a piston rod of a first cylinder 402 pushes a first sliding block 204 to slide in a first sliding groove 203, the first sliding block 204 drives an arc-shaped plate 202 to move in a direction away from a main shaft 201 until the arc-shaped plate 202 tightens an inner hole of a steel coil, and the arc-shaped plate 202 moves in the radial direction of the main shaft 201 by pushing and pulling the first sliding groove 203 in the axial direction of the main shaft 201, so that the diameter adjustment of the main shaft 201 is realized;

s4, a piston rod of the second cylinder 1011 pushes the limiting rod 303 to move upwards until a limiting wheel 304 on the limiting rod 303 contacts and presses the steel coil, and the steel coil is limited through the limiting wheel 304, so that the steel coil is prevented from loosening in the feeding process, and the feeding stability is improved;

s5, finally, starting a gear motor 401 through an electric cabinet 403, and enabling the gear motor 401 to drive the main shaft 201 to rotate so as to convey the steel belt on the main shaft 201 to the next working procedure.

Working principle: when the uncoiler for hardware machining is used, firstly, a steel coil is sleeved on a main shaft 201, one side of the steel coil is close to a first baffle 301, then a second baffle 302 is turned upwards by 90 degrees and fixed through a locating pin, then the second baffle 302 is moved to the other side of the steel coil and fixed through a locating pin through a sliding rail 2021 and a third slide 4021, then an air compressor is started through an electric cabinet 403, a piston rod of a first cylinder 402 and a piston rod of a second cylinder 1011 connected with the air compressor are outwards extended, the piston rod of the first cylinder 402 pushes a first slide 204 to slide in a first slide groove 203, the sliding distance of the first slide 204 is positively correlated with the protruding height of the first slide 204 from the main shaft 201, along with the sliding of the first slide 204, the arc 202 moves in a direction away from the main shaft 201 and tightens an inner hole of the steel coil, the piston rod of the second cylinder 1011 pushes a limiting rod 303 to move upwards until the limiting wheel 304 on the limiting rod 303 contacts and is tightly, finally, a speed reducing motor 401 is started through the electric cabinet 403, the speed reducing motor 401 drives the main shaft 201 to rotate, and then the steel belt on the main shaft 201 is conveyed to the next process. This an decoiler for hardware machining simple structure, novel in design, through setting up slider one 204 of right trapezoid shape and spout one 203 that the tank bottom is the inclined plane, drive slider one 204 in spout one 203 reciprocating motion through cylinder one 402, realized the regulation to the reel diameter of decoiler, and this governing mode is comparatively laborsaving, avoided leading to promoting the telescopic link damage of arc 202 because of the pressure is too big, slider one 204 can provide the support for arc 202, effectively prevented that arc 202 from taking place deformation, through setting up baffle one 301, baffle two 302 and gag lever post 303, realized spacing the coil of strip, effectively avoided the coil of strip in-process of feeding to take place to loosen and skew, promoted the stability of pay-off.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.

Claims

1. An uncoiler for hardware machining, comprising:

the machine frame (100), wherein the machine frame (100) comprises a supporting plate (101) and a mounting plate (102) vertically fixed at one end of the supporting plate (101), a shaft hole (1021) is formed in the mounting plate (102), and a bearing (1022) is arranged in the shaft hole (1021);

the tensioning mechanism (200), the tensioning mechanism (200) comprises a main shaft (201) and an arc-shaped plate (202), the main shaft (201) penetrates through a shaft hole (1021), a first sliding groove (203) is formed in the main shaft (201), a first sliding block (204) is connected in a sliding manner in the first sliding groove (203), and a second sliding groove (205) is formed in one end of the first sliding block (204);

the limiting mechanism (300), the limiting mechanism (300) comprises a first baffle (301), a second baffle (302) and a limiting rod (303), the first baffle (301) is vertically fixed at one end of the arc-shaped plate (202), the second baffle (302) is slidably connected to the other end of the arc-shaped plate (202), the limiting rod (303) is arranged under the main shaft (201), and a plurality of limiting wheels (304) are arranged at the top of the limiting rod (303);

the driving mechanism (400), the driving mechanism (400) comprises a gear motor (401), a first cylinder (402) and an electric cabinet (403), the gear motor (401) is fixed on one side of the mounting plate (102), an output shaft of the gear motor (401) is in transmission connection with the main shaft (201) through a coupling, the first cylinder (402) is fixedly connected with the main shaft (201), a piston rod of the first cylinder (402) is arranged in the second sliding groove (205), and the electric cabinet (403) is fixed on one side of the mounting plate (102).

2. The unwinder for hardware machining according to claim 1, characterized in that: the notch of the first chute (203) is parallel to the central axis of the main shaft (201), the bottom of the first chute (203) is an inclined plane, and two sides of the first chute (203) are provided with a first limiting groove (2031) parallel to the bottom of the groove.

3. The unwinder for hardware machining according to claim 2, characterized in that: the cross section of the first sliding block (204) is in a right trapezoid shape, the bottom surface of the first sliding block (204) is parallel to the bottom of the first sliding groove (203), the top surface of the first sliding block (204) is parallel to the notch of the first sliding groove (203), and limiting blocks (2041) which are in sliding connection with the limiting grooves (2031) are arranged on two sides of the first sliding block (204).

4. The unwinder for hardware machining according to claim 1, characterized in that: the inner side surface of the arc-shaped plate (202) is provided with a sliding rail (2021), the sliding rail (2021) is connected with a second sliding block (2022) in a sliding mode, and the second baffle plate (302) is rotationally connected with the second sliding block (2022).

5. The unwinder for hardware machining according to claim 1, characterized in that: the top of the supporting plate (101) is fixed with a second cylinder (1011), and the limiting rod (303) is fixed at one end of a piston rod of the second cylinder (1011).

6. The unwinder for hardware machining according to claim 1, characterized in that: and two sides of the second sliding groove (205) are provided with a second limiting groove (2051) parallel to the bottom of the groove.

7. The unwinder for hardware machining according to claim 6, characterized in that: the bottom end of a piston rod of the first cylinder (402) is fixedly provided with a third sliding block (4021), and two sides of the third sliding block (4021) are provided with a second limiting block (4022) which is in sliding connection with the second limiting groove (2051).

8. A method of using an unwinder as claimed in any of claims 1 to 7, characterized in that it is applied to an unwinder for hardware machining comprising the steps of:

s1, sleeving a steel coil on a main shaft (201) through a crane, enabling one side of the steel coil to be close to a first baffle plate (301), overturning a second baffle plate (302) by 90 degrees to enable the second baffle plate to be perpendicular to the main shaft (201), moving the second baffle plate (302) to the other side of the steel coil through a sliding rail (2021) and a third sliding block (4021), and fixing the second baffle plate (302) through a locating pin to prevent the second baffle plate (302) from rotating and displacing;

s2, starting the air compressor through an electric cabinet (403) so that piston rods of a first cylinder (402) and a second cylinder (1011) connected with the air compressor extend outwards;

s3, a piston rod of the first air cylinder (402) pushes a first sliding block (204) to slide in the first sliding groove (203), and the first sliding block (204) drives the arc-shaped plate (202) to move in a direction away from the main shaft (201) until the arc-shaped plate (202) tightens an inner hole of the steel coil;

s4, a piston rod of the second air cylinder (1011) pushes the limiting rod (303) to move upwards until a limiting wheel (304) on the limiting rod (303) contacts and presses the steel coil;

s5, finally, starting a gear motor (401) through an electric cabinet (403), and enabling the gear motor (401) to drive the main shaft (201) to rotate, so that the steel belt on the main shaft (201) is conveyed to the next working procedure.