CN217342905U

CN217342905U - Steel sheet unwinding unit of hoist production usefulness

Info

Publication number: CN217342905U
Application number: CN202222021056.8U
Authority: CN
Inventors: 沈蕊涛; 秦江朝; 李立强
Original assignee: HENAN JUREN CRANE GROUP CO Ltd
Current assignee: HENAN JUREN CRANE GROUP CO Ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-09-02
Anticipated expiration: 2032-08-02

Abstract

The utility model relates to a steel sheet decoiling equipment field, concretely relates to steel sheet decoiling equipment of hoist production usefulness, chassis including the interval setting, the equal fixedly connected with support in corresponding position at the top of chassis, the opening part at the top of support has the mounting panel of demountable installation, install drive roll and driven voller between two supports, the both ends of drive roll are installed respectively on bearing frame one, the both ends of driven voller are installed respectively on bearing frame two, be provided with the elevating gear who makes the driven voller go up and down on the rectangular frame of bearing frame two, the one end of drive roll is connected with the connecting axle, install sprocket one on the connecting axle, sprocket one is connected with sprocket two through the chain, sprocket two is installed on the driving shaft of gear motor, gear motor installs the top surface at the drive base, drive base horizontal migration sets up the top surface at the chassis; the steel plate uncoiler is used for solving the problems that a driving roller and a driven roller of the existing steel plate uncoiler are inconvenient to replace and the tensioning degree of a chain cannot be adjusted.

Description

Steel sheet unwinding unit of hoist production usefulness

Technical Field

The utility model relates to a steel sheet decoiling equipment field, concretely relates to steel sheet unwinding unit of hoist production usefulness.

Background

In order to facilitate storage and transportation of steel, the steel is hot-pressed and cold-pressed into a roll shape, needs to be uncoiled and leveled when needing to be used and then is processed into a required section, a driving roller and a driven roller of the existing uncoiling machine are inconvenient to replace, a lifting device for adjusting the distance between the driving roller and the driven roller cannot be disassembled and assembled, and when a chain wheel is used for driving, the chain is easy to fall off when being loosened, and the tensioning degree of the chain cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a steel sheet unwinding unit of hoist production usefulness for solve the inconvenient change of drive roll and the driven voller of current steel sheet decoiler to and the problem that the tensioning degree of chain can not be adjusted.

The technical scheme of the utility model is realized like this: a steel plate uncoiling device for crane production comprises an underframe arranged at intervals, wherein supports are fixedly connected at corresponding positions on the top of the underframe, each support comprises vertical parts arranged at intervals, horizontal parts are fixedly connected between the vertical parts, a mounting plate is detachably mounted at an opening part on the top of the support, a driving roller and a driven roller are mounted between the two supports, two ends of the driving roller are respectively mounted on a first bearing seat, two ends of the driven roller are respectively mounted on a second bearing seat, vertically arranged rails are fixedly connected on two corresponding side surfaces of the vertical parts of the supports above the horizontal parts, grooves matched with the rails are respectively arranged on two sides of the first bearing seat and the second bearing seat, the first bearing seat and the second bearing seat move up and down along the rails, rectangular frames are integrally connected at the bottom of the first bearing seat and the top of the second bearing seat, and lifting devices for lifting the driven roller are arranged on the rectangular frames of the second bearing seats, one end of the driving roller is connected with a connecting shaft, a first toothed chain wheel is installed on the connecting shaft, a second toothed chain wheel is connected with the first toothed chain wheel through a chain, the second toothed chain wheel is installed on a driving shaft of a speed reducing motor, the speed reducing motor is installed on the top surface of the driving base, and the driving base moves horizontally and is arranged on the top surface of the bottom frame.

The lifting device comprises a threaded rod, the threaded rod sequentially penetrates through the rectangular frame on the mounting plate and the bearing seat I from top to bottom, the lower portion of the threaded rod is located inside the rectangular frame and is connected with a limiting nut, and the top of the mounting plate is fixedly connected with a nut matched with the threaded rod.

And a horizontal screw rod for fixing the limit nut is arranged on the limit nut and the threaded rod in a penetrating manner, and a fixing nut is arranged on the horizontal screw rod.

And the third bearing seats are arranged on the underframe at intervals, a lead screw is rotatably connected between the third bearing seats, the lead screw penetrates through the driving base to be in threaded connection with the driving base, the driving base makes linear motion on the underframe, and one end of the lead screw is connected with a hand wheel.

A limiting groove with a downward opening is formed in the middle of the bottom of the driving base, a limiting protrusion is arranged between the top of the bottom frame and the two bearing seats III, and the limiting groove is matched with the limiting protrusion.

The cross section of the vertical portion of the support is of an H-shaped structure, the top of the vertical portion is fixedly connected with a horizontal plate, and the two end portions of the mounting plate are detachably connected with the horizontal plate through fixing bolts.

The technical scheme of the utility model has following positive effect: the utility model discloses a drive roll and driven voller are installed respectively on bearing frame one and bearing frame two, and bearing frame one and bearing frame two are installed on the support, and the opening part at the top of support can be dismantled and install the mounting panel, and the both sides on support bearing frame one and the bearing frame two are all seted up flutedly, install the track on the support, and the recess cooperatees with the track, and bearing frame one and bearing frame two can be upwards torn open along the track, can realize the change of drive roll and driven voller; the driven roller is connected with a lifting device, so that the driven roller is lifted, the distance between the driving roller and the driven roller is adjusted, and steel plates with different thicknesses can pass through conveniently; the lifting device comprises a threaded rod, the lower portion of the threaded rod is in threaded connection with a limiting nut, the limiting nut is connected with a horizontal threaded rod enabling the lifting device to be fixed, the whole lifting device can be detached, the speed reduction motor is installed on the top face of the driving base, and the tensioning degree of the chain is achieved by adjusting the distance between the driving toothed chain wheel II and the toothed chain wheel I.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

FIG. 3 is a top view of the first bearing seat.

Fig. 4 is a schematic structural diagram of the lifting device.

Detailed Description

As shown in fig. 1 to 4, a steel plate uncoiling device for crane production comprises a base frame 1, wherein supports 2 are symmetrically arranged at the top of the base frame 1, each support 2 comprises vertical parts arranged at intervals, a horizontal part is fixedly connected between the vertical parts, a mounting plate 3 is detachably mounted at an opening at the top of each support 2, a driving roller 4 and a driven roller 5 are mounted between the two supports 2, two ends of the driving roller 4 are respectively mounted on a first bearing seat 6, two ends of the driven roller 5 are respectively mounted on a second bearing seat 8, two corresponding side surfaces of the vertical part of each support 2 above the horizontal part are respectively and fixedly connected with a vertically arranged rail 7, two sides of each of the first bearing seat 6 and the second bearing seat 8 are respectively provided with a groove 9 matched with the rail 7, the first bearing seat 6 and the second bearing seat 8 move up and down along the rail 7, the bottom of the first bearing seat 6 and the top of the second bearing seat 8 are respectively and integrally connected with a rectangular frame 10, a lifting device for lifting the driven roller 5 is arranged on a rectangular frame 10 of the bearing seat II 8, one end of the driving roller 4 is connected with a connecting shaft 16, a toothed chain wheel I17 is mounted on the connecting shaft 16, the toothed chain wheel I17 is connected with a toothed chain wheel II 19 through a chain 18, the toothed chain wheel II 19 is mounted on a driving shaft of a speed reducing motor 20, the speed reducing motor 20 is mounted on the top surface of the driving base 11, and the driving base 11 is movably arranged on the top surface of the bottom frame 1;

specifically, the speed reducing motor 20 is started to drive the toothed chain wheel II 19 to rotate, so that the toothed chain wheel I17 matched with the chain 18 is driven to rotate, the driving roller 4 rotates, the steel plate passes through the space between the driving roller 4 and the driven roller 5, the driven roller 5 lifts through the lifting device, the gap between the driving roller 4 and the driven roller 5 is adjusted, the bearing seat II 8 and the bearing seat I6 are matched with the rail 7 through the groove 9 to realize limiting and fixing, after the mounting plate 3 is detached, the bearing seat I6 and the bearing seat II 8 can be taken out from the opening at the top of the support 2, and the driving roller 4 and the driven roller 5 can be replaced; by moving the drive base 11, tensioning of the chain 18 is achieved.

The lifting device comprises a threaded rod 12, the threaded rod 12 sequentially penetrates through the mounting plate 3 and the rectangular frame 10 on the bearing seat I6 from top to bottom, a limiting nut 13 is detachably and fixedly connected to the lower portion of the threaded rod 12 and located in the rectangular frame 10, and a nut 15 matched with the threaded rod 12 is fixedly connected to the top of the mounting plate 3; the threaded rod 12 is rotated, the limiting nut 13 is fixedly connected with the threaded rod 12, the limiting nut 13 also rotates along with the threaded rod, and the limiting nut 13 is detachably connected.

The horizontal screw 14 for fixing the nuts is arranged on the limit nut 13 and the threaded rod 12 in a penetrating mode, the fixing nut 15 is installed on the horizontal screw 14, the limit nut 13 is fixed through the horizontal screw 14 and the fixing nut 15, installation and disassembly are convenient, and the process is simple.

Bearing blocks III 21 are arranged on the bottom frame 1 at intervals, a lead screw 22 is rotatably connected between the bearing blocks III 21, the lead screw 22 penetrates through the driving base 11 and is in threaded arrangement with the driving base 11, and the driving base 11 makes linear motion on the bottom frame 1; one end of the screw rod 22 is connected with a hand wheel 23; the lead screw 22 is rotated through the hand wheel 23, and the driving base 11 in threaded connection with the lead screw 22 drives the speed reducing motor 20 to move left and right, so that the chain 18 is tensioned.

The cross section of the vertical part is of an H-shaped structure, the top of the vertical part is fixedly connected with a horizontal plate 24, and two end parts of the mounting plate 3 are detachably and fixedly connected with the horizontal plate 24 through fixing bolts 25; the mounting plate 3 is detachably connected to the bracket 2 by a horizontal plate 24.

Claims

1. The utility model provides a steel sheet unwinding unit of hoist production usefulness, includes chassis (1) that the interval set up, the equal fixedly connected with support (2) in corresponding position at the top of chassis (1), its characterized in that: the support (2) comprises vertical parts arranged at intervals, a horizontal part is fixedly connected between the vertical parts, a mounting plate (3) is detachably mounted at an opening at the top of the support (2), a driving roller (4) and a driven roller (5) are mounted between the two supports (2), two ends of the driving roller (4) are respectively mounted on a first bearing seat (6), two ends of the driven roller (5) are respectively mounted on a second bearing seat (8), two corresponding side surfaces of the vertical part of the support (2) above the horizontal part are respectively and fixedly connected with a vertically arranged rail (7), two sides of the first bearing seat (6) and the second bearing seat (8) are respectively provided with a groove (9) matched with the rail (7), the first bearing seat (6) and the second bearing seat (8) move up and down along the rail (7), the bottom of the first bearing seat (6) and the top of the second bearing seat (8) are respectively and integrally connected with a rectangular frame (10), a lifting device for lifting the driven roller (5) is arranged on the rectangular frame (10) of the second bearing seat (8), one end of the driving roller (4) is connected with a connecting shaft (16), a first toothed chain wheel (17) is installed on the connecting shaft (16), the first toothed chain wheel (17) is connected with a second toothed chain wheel (19) through a chain (18), the second toothed chain wheel (19) is installed on a driving shaft of a speed reducing motor (20), the speed reducing motor (20) is installed on the top surface of the driving base (11), and the driving base (11) is horizontally moved and arranged on the top surface of the bottom frame (1).

2. The steel plate uncoiling device for crane production according to claim 1, wherein: the lifting device comprises a threaded rod (12), the threaded rod (12) sequentially penetrates through rectangular frames (10) on the mounting plate (3) and the bearing seat I (6) from top to bottom, the lower portion of the threaded rod (12) is located in the rectangular frames (10) and is connected with a limiting nut (13), and the top of the mounting plate (3) is fixedly connected with a nut (15) matched with the threaded rod (12).

3. The steel plate uncoiling device for crane production according to claim 2, wherein: and a horizontal screw (14) for fixing the limiting nut is arranged on the limiting nut (13) and the threaded rod (12) in a penetrating manner, and a fixing nut is arranged on the horizontal screw (14).

4. The steel plate uncoiling device for crane production as claimed in claim 3, wherein: the chassis (1) is provided with three bearing blocks (21) at intervals, a lead screw (22) is rotatably connected between the three bearing blocks (21), the lead screw (22) penetrates through the driving base (11) to be in threaded connection with the driving base (11), the driving base (11) makes linear motion on the chassis (1), and one end of the lead screw (22) is connected with a hand wheel (23).

5. The steel plate uncoiling device for crane production as claimed in claim 4, wherein: the bottom of the driving base (11) is provided with a limiting groove with a downward opening, a limiting protrusion (26) is arranged at the top of the bottom frame (1) and between the two bearing seats III (21), and the limiting groove is matched with the limiting protrusion (26).

6. The steel plate uncoiling device for crane production according to claim 1, wherein: the cross section of the vertical portion of the support (2) is of an H-shaped structure, the top of the vertical portion is fixedly connected with a horizontal plate (24), and two end portions of the mounting plate (3) are detachably and fixedly connected with the horizontal plate (24) through fixing bolts (25).