CN111702046A - A hydraulic automatic rounding machine for easy loading and unloading - Google Patents

Abstract

A hydraulic automatic rounding machine which is convenient for loading and unloading, the invention relates to the technical field of mechanical equipment. Hydraulic rods are symmetrically and vertically fixed on the left and right sides inside the No. 1 box, and the upper end of the hydraulic rod is fixedly connected with the bottom surface of the No. 3 box. ; The upper and lower sides of the right side wall of the connecting plate are symmetrically rotated through bearings, and the upper pressure rollers are arranged. The inside of the No. box body, and the extension end is fixedly connected with a No. 1 gear, the rear side of the No. 1 gear is meshed with a rack, and the lower end of the rack is fixedly connected with a No. 1 electric push rod; The front side of the lower pressure roller is provided with a No. The feeding mechanism, the upper side of the upper pressing roller is provided with a feeding mechanism, which adopts the method of automatic feeding and feeding for production, which reduces the investment of human resources, and at the same time, the operation is simple, which greatly improves the production efficiency and product quality. pass rate.

Description

A hydraulic automatic rounding machine for easy loading and unloading

technical field

The invention relates to the technical field of mechanical equipment, in particular to a hydraulic automatic rounder that is convenient for loading and unloading.

Background technique

At present, the processing technology of steel drum hoop is produced according to the traditional processing technology, among which the most complicated process is to form a roll, which can be divided into manual roll and automatic roll: manual roll is to It is fixed on the rolling roll, artificially forced to apply pressure, so that the material tape is attached to the rolling roll, and the material tape is removed to obtain a material tape with an arc segment; automatic rolling is to place the material tape on the feeding mechanism, The coiling roller group is driven by the motor, and the combined action of the coiling roller group rounds the material strip. The quality of the barrel hoop obtained by manual rounding is rough, and burrs, curling and other phenomena often appear, and it is time-consuming and laborious. The traditional rounding The production process has the following shortcomings: the process is cumbersome, the loading and unloading of the rolling machine are performed manually, which wastes a lot of manpower and material resources, and the production efficiency is low, which needs to be improved urgently.

SUMMARY OF THE INVENTION

The purpose of the present invention is to aim at the defects and deficiencies of the prior art, to provide a simple structure, reasonable design, easy to use, easy to use hydraulic automatic rolling machine for loading and unloading, and adopts the automatic feeding and unloading mode to produce , reducing the input of human resources, and at the same time, the operation is simple, which greatly improves the production efficiency and the qualified rate of the products.

In order to achieve the above-mentioned purpose, the technical scheme adopted in the present invention is as follows: it comprises a No. 1 box body, a No. 2 box body, a No. 1 motor, a synchronizing wheel, a synchronous belt and a pressing roller; Symmetrically arranged, two lower pressing rollers are symmetrically arranged on the front and rear sides between the No. 1 box body and the No. 2 box body, and the left ends of the two lower pressing rollers are rotatably embedded on the right side wall of the No. 1 box body through bearings. After the rear ends of the two lower pressing rollers pass through the left side wall of the No. 2 box through the bearing, they are extended inside the No. 2 box, and the extension ends are fixedly sleeved with synchronizing wheels. The synchronizing wheel is connected by the synchronous belt; the No. 1 motor is fixed inside the No. 2 box, and the output shaft of the No. 1 motor is fixedly connected to the middle of the lower pressing roller on the front side; it also includes a feeding mechanism and a feeding mechanism , No. 3 box, hydraulic rod, No. 1 electric push rod, rack, No. 1 gear, upper pressure roller; No. 1 box is a hollow structure with an upper opening, and the left and right sides inside the No. 1 box are symmetrical and vertically fixed. There is a hydraulic rod, the upper part of the open end of the No. 1 box is movably inserted with the No. 3 box, and the upper end of the hydraulic rod is fixedly connected with the bottom surface of the No. 3 box; the right side wall of the No. 3 box is rotated through the bearing. There is a No. 1 rotating shaft. A connecting plate is fixedly connected to the right end of the No. 1 rotating shaft. The upper and lower sides of the right side wall of the connecting plate are symmetrically rotated through bearings. , the output ends of the No. 2 motor are respectively fixedly connected with the central shaft of the upper pressure roller at the corresponding position; the left end of the No. 1 rotating shaft is extended inside the No. 3 box, and the extension end is fixedly connected with a No. 1 gear, No. 1 The rear side of the gear is meshed with a rack, the lower end of the rack is fixedly connected with a No. 1 electric push rod, and the lower end of the No. 1 electric push rod is fixedly arranged on the inner bottom surface of the No. 3 box; the No. 1 motor, the second No. No. 1 motor and No. 1 electric push rod are connected with external power supply; the front side of the lower pressing roller is provided with a feeding mechanism, and the upper side of the upper pressing roller is provided with a feeding mechanism;

The feeding mechanism includes an operating table, a transmission roller, a No. 2 gear, a No. 3 motor, and a feeding shaft; an operating table is fixed on the ground on the front side of the lower pressing roller, and two symmetrically arranged upper and lower sides of the upper part of the operating table. A transmission roller, the left and right sides of the transmission roller are set on the upper side of the operating table through the shaft seat, and the left end of the transmission roller is fixedly connected with the No. 2 gear after passing through the shaft seat, and the No. 2 gear on the upper and lower sides meshes with each other. Setting; after the right end of the drive roller on the lower side passes through the shaft seat, it is fixedly connected with the output end of the No. 3 motor, and the No. 3 motor is fixed on the right side wall of the shaft seat; the No. 3 motor is connected to the external power supply ; The lower side of the operating table is movably provided with a feeding shaft, and a feeding belt is wound around the feeding shaft;

The feeding mechanism includes a bracket, a No. 1 slide rail, a No. 1 slider, a fixed plate, a No. 2 electric push rod, a No. 3 electric push rod, an arc arm, a No. 2 rotating shaft, a No. 4 motor, and a lead screw; A bracket is vertically fixed on one side of the upper part of the box body, and the bracket is arranged in a "Z" shape. The front and rear sides of the bottom surface of the horizontal end of the upper side of the bracket are symmetrically fixed with a No. 1 slide rail, and a No. 1 slide rail is slidably arranged on the No. 1 slide rail. The bottom surface of the slider, the No. 1 slider is fixed on the upper side of the fixed plate, the No. 2 electric push rod is vertically fixed on the bottom surface of the fixed plate, and the lower end of the No. 2 electric push rod is fixedly connected with a shaft seat, the shaft The No. 2 rotating shaft is set on the seat through the bearing rotation, the upper ends of the front and rear arc arms are set on the No. 2 rotating shaft through the bearing rotation, and the upper side between the front and rear arc arms is movably connected with the No. 3 rotating shaft through hinges. Electric push rod; No. 4 motor is fixed on the bottom surface of the bracket at the right end of the No. 1 slide rail, the output end of the No. 4 motor is fixedly connected with a screw rod, and the left end of the screw rod is fixed on the bottom surface of the bracket through the shaft seat. The upper side of the screw rod is fixedly connected with the threaded nut on the screw rod; the No. 2 electric push rod, No. 3 electric push rod, and No. 4 motor are all connected with an external power supply.

Further, the left and right sides of the bottom surface of the operating table are symmetrically and vertically fixed with support frames, the support frames are arranged in a "J" shape, and the hooks of the support frame are symmetrically rotated through bearings. The left and right ends are rotated and set on the guide wheel; first, the material belt on the feeding shaft is wound on the outer side wall, and then the feeding shaft is placed on the feeding wheel, and the feeding shaft is rotated by the rotation of the feeding shaft. Release tape.

Further, the No. 2 slide rail is fixedly arranged on the rear side wall of the No. 3 box on the rear side of the rack, and the No. 2 slider is slidably arranged on the No. 2 slide rail. The slider is fixedly connected; when the No. 1 electric push rod pushes the rack to move up and down, the No. 2 slider and the No. 2 slide rail guide and limit the rack.

Further, the top surface of the No. 2 box is fixedly provided with a material guide groove, and the left end of the material guide groove is set higher than the right end; when unloading, when the barrel hoop at the end of the roll is unloaded by the unloading mechanism, the barrel The hoop falls into the feed chute and is collected centrally through the feed chute.

Further, angle-steel connectors are fixedly arranged at the turning points of the bracket; and the angle-steel connectors increase the supporting force at the turning points of the bracket.

Further, a rubber pad is fixed on the inner side wall of the arc-shaped arm; the rubber pad hoop is arranged on the outer side wall of the upper pressure roller to reduce the wear of the arc-shaped arm on the outer side wall of the upper pressure roller.

The working principle of the invention is as follows: the end of the material belt on the feeding shaft is passed between the upper and lower transmission rollers, and then the No. 3 motor is connected to the external power supply, and the No. 3 motor drives the lower transmission roller to rotate. The No. 2 gears on the upper and lower sides are meshed for transmission, and the transmission rollers on the upper and lower sides move relative to each other, and the end of the material belt is driven to the upper side of the pressing roller, and then the hydraulic rod is shortened by controlling the stroke of the hydraulic rod. The hydraulic rod drives the No. 3 box down until the upper and lower pressure rollers clamp the material belt between them, and then the output ends of the No. 1 motor and the No. 2 motor drive the lower and upper pressure rollers to rotate respectively. , that is, start the rounding operation of the material belt. After the material belt is long enough, the material belt is cut by the external cutting mechanism; after the rounding is completed, the hydraulic rod is extended, and the upper and lower pressure rollers are separated. The stroke of the push rod extends the No. 1 electric push rod, and the No. 1 electric push rod drives the rack to move upward. Because the rack and the No. 1 gear are meshed for transmission, the No. 1 gear drives the No. 1 shaft to rotate, and the upper and lower sides of the The pressure roller changes position, and then turns on the No. 4 motor, the No. 2 electric push rod and the No. 3 electric push rod. The No. 4 motor drives the lead screw to rotate, and the fixed plate drives the No. 1 slider to move to the left on the No. 1 slide rail. The No. 3 electric push rod is extended, the two arc arms are opened, the No. 2 electric push rod is extended, and the arc arm is lowered until the arc arm hoop is set on the outer wall of the upper pressure roller, and the No. 3 electric push rod is The rod is shortened, and the No. 4 motor drives the arc arm to move to the right, and gradually pushes the barrel hoop to the right, that is, the material is cut.

After adopting the above-mentioned structure, the beneficial effects of the present invention are:

1. The feeding end of the device is provided with a feeding mechanism, and the discharging end of the device is provided with a feeding mechanism, which adopts the method of automatic feeding and feeding for production, which reduces the investment of human resources;

2. The material belt is wound around the feeding shaft and then fed through the feeding mechanism, and the rounding operation is carried out through the cooperation of the upper pressing roller and the lower pressing roller inside the device. The operation is simple, which greatly improves the production efficiency and the qualification of the product. Rate;

3. The arc-shaped arm in the unloading mechanism can adapt to the upper pressing rollers of different diameters, which improves the use range of the device.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative efforts.

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

FIG. 2 is a right side view of FIG. 1 .

FIG. 3 is a schematic structural diagram of the upper pressing roller and the lower pressing roller of the present invention.

4 is a schematic diagram of the structure of the arc-shaped arm of the present invention.

FIG. 5 is a schematic diagram of the connection structure of the support frame and the guide wheel of the present invention.

6 is a schematic diagram of the connection structure of the No. 2 slide rail, the No. 2 slider and the rack of the present invention.

FIG. 7 is a schematic view of the structure of the material guide chute of the present invention.

Description of reference numbers:

No. 1 box 1, No. 2 box 2, No. 1 motor 3, synchronous wheel 4, synchronous belt 5, lower pressing roller 6, hydraulic rod 7, No. 3 box 8, No. 1 rotating shaft 9, connecting plate 10, upper Press roller 11, No. 2 motor 12, No. 1 gear 13, rack 14, No. 1 electric push rod 15, feeding mechanism 16, operation table 16-1, transmission roller 16-2, No. 2 gear 16-3, 3 No. 16-4 motor, 16-5 feeding shaft, 17 unloading mechanism, 17-1 bracket, No. 1 slide rail 17-2, No. 1 slider 17-3, No. 1 fixed plate 17-4, No. 2 electric push rod 17-5, No. 3 electric push rod 17-6, arc arm 17-7, No. 2 rotating shaft 17-8, No. 4 motor 17-9, screw 17-10, support frame 18, guide wheel 19, 2 No. 2 slide rail 20, No. 2 slider 21, material guide groove 22, angle steel connecting piece 23, rubber pad 24.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

Referring to Figures 1-7, the technical solution adopted in this specific embodiment is: it includes a No. 1 box 1, a No. 2 box 2, a No. 1 motor 3, a synchronous wheel 4, a synchronous belt 5 and a lower pressure roller 6; No. 1 box 1 and No. 2 box 2 are symmetrically arranged left and right, and two lower pressing rollers 6 are symmetrically arranged on the front and rear sides between No. 1 box 1 and No. 2 box 2, and the two lower pressing rollers The left end of 6 is embedded on the right side wall of the No. 1 box 1 through the bearing rotation, and the rear ends of the two lower pressing rollers 6 pass through the left side wall of the No. The inside of the box body 2, and the extension end is fixedly welded with a synchronous wheel 4, and the synchronous wheels 4 on the front and rear sides are connected by a synchronous belt 5; No. 1 motor 3, the output shaft of No. 1 motor 3 is fixedly connected to the middle of the lower pressing roller 6 on the front side; it also includes a feeding mechanism 16, a feeding mechanism 17, a No. 3 box 8, a hydraulic rod 7, a No. 1 electric push rod 15, rack 14, No. 1 gear 13, upper pressing roller 11; No. 1 box 1 is a hollow structure with an upper opening. The rod 7, the upper part of the open end of the upper side of the first box 1 is movably inserted with the third box 8, and the upper end of the hydraulic rod 7 is fixedly connected with the bottom surface of the third box 8 through bolts; the right side wall of the third box 8 The No. 1 rotating shaft 9 is rotated through the bearing, and the connecting plate 10 is fixedly welded on the right end of the No. 1 rotating shaft 9. The upper and lower sides of the right side wall of the connecting plate 10 are symmetrically rotated through the bearing. The upper and lower sides of the side wall are fixed by bolts with the No. 2 motor 12 of the model Y2-160M-6. The output ends of the No. 2 motor 12 are respectively fixed and welded with the central axis of the upper pressure roller 11 at the corresponding position; the No. 1 rotating shaft The left end of the 9 is extended inside the No. 3 box 8, and a No. 1 gear 13 is fixedly welded on the extended end. The rear side of the No. 1 gear 13 is meshed with a rack 14, and the lower end of the rack 14 is fixedly connected by bolts There is a No. 1 electric push rod 15 with a model of smr-300. The lower end of the No. 1 electric push rod 15 is fixed on the inner bottom surface of the No. 3 box 8 by bolts; the rear of the No. 3 box 8 on the rear side of the rack 14 The No. 2 slide rail 20 is fixed on the side wall by bolts, the No. 2 slide rail 20 is slidably provided with No. 2 slider 21, and the rear side wall of the rack 14 is fixedly welded with the No. 2 slide block 21; No. 1 electric push rod 15 When the rack 14 is pushed up and down, the No. 2 slider 21 and the No. 2 slide rail 20 guide and limit the rack 14; the No. 1 motor 3, the No. 2 motor 12 and the No. 1 electric push rod 15 are all Connected with an external power source; a feeding mechanism 16 is arranged on the front side of the lower pressing roller 6, and a feeding mechanism 17 is arranged on the upper side of the upper pressing roller 11;

The feeding mechanism 16 includes an operating table 16-1, a transmission roller 16-2, a No. 2 gear 16-3, a No. 3 motor 16-4, and a feeding shaft 16-5; An operation table 16-1 is fixedly arranged by bolts, and two transmission rollers 16-2 are symmetrically arranged on the upper and lower sides of the upper part of the operation table 16-1. On the upper side of -1, after the left end of the transmission roller 16-2 passes through the shaft seat, it is fixedly welded with the No. 2 gear 16-3, and the No. 2 gear 16-3 on the upper and lower sides is meshed and arranged; After the right end of the roller 16-2 passes through the shaft seat, it is fixedly connected with the output end of the No. 3 motor 16-4. The No. 3 motor 16-4 is fixed on the right side wall of the shaft seat by bolts, and the No. 3 motor 16-4 is fixed on the right wall of the shaft seat. The model is Y2-160M-6; the No. 3 motor 16-4 is connected to the external power supply; the lower side of the operating table 16-1 is movably provided with a feeding shaft 16-5, which is wound around the feeding shaft 16-5 There is a material belt, and the left and right sides of the bottom surface of the operating table 16-1 are symmetrically and vertically fixed and welded with a support frame 18. The support frame 18 is arranged in a "J" shape, and the hook of the support frame 18 is symmetrically rotated through bearings. , the left and right ends of the feeding shaft 16-5 are rotatably arranged on the guide wheel 19; On the guide wheel 19, through the rotation of the guide wheel 19, the feeding shaft 16-5 releases the material belt;

The blanking mechanism 17 includes a bracket 17-1, a No. 1 slide rail 17-2, a No. 1 slider 17-3, a fixing plate 17-4, a No. 2 electric push rod 17-5, and a No. 3 electric push rod 17. -6. The arc-shaped arm 17-7, the No. 2 rotating shaft 17-8, the No. 4 motor 17-9, the lead screw 17-10; the upper side of the No. 3 box 8 is vertically fixed with a bracket 17-1 by bolts, The bracket 17-1 is arranged in a "Z" shape, and the corners of the bracket 17-1 are fixed with angle steel connectors 23 by bolts; the angle steel connectors 23 increase the supporting force at the turning point of the bracket 17-1, The front and rear sides of the bottom surface of the horizontal end of the side are symmetrically fixed with a No. 1 slide rail 17-2, and a No. 1 slide rail 17-2 is slidably provided with a No. 1 slider 17-3. They are all fixed and welded on the upper side of the fixing plate 17-4, and the bottom surface of the fixing plate 17-4 is vertically fixed by bolts with the second electric push rod 17-5 and the second electric push rod 17 of the model smr-300. A shaft seat is fixedly connected to the lower end of the -5 by bolts, and the second shaft 17-8 is arranged on the shaft seat to rotate through a bearing. On -8, the upper side between the arc-shaped arms 17-7 on the front and rear sides is movably connected with a No. 3 electric push rod 17-6 with a model of smr-300 through hinges. On the inner side wall of the arc-shaped arm 17-7 The rubber pad 24 is fixed and fixed by the sealant; the rubber pad 24 is hooped on the outer side wall of the upper pressure roller 11 to reduce the wear of the arc-shaped arm 17-7 on the outer side wall of the upper pressure roller 11; the No. 1 slide rail 17 -2 The bottom surface of the bracket 17-1 at the right end is fixed with a No. 4 motor 17-9 by bolts, and a lead screw 17-10 is fixedly connected to the output end of the No. 4 motor 17-9, and the left end of the lead screw 17-10 passes through the shaft The seat is fixedly welded on the bottom surface of the bracket 17-1, and the upper side of the fixing plate 17-4 is fixedly connected with the screw nut screwed on the screw rod 17-10; The No. 1 electric push rod 17-6 and the No. 4 motor 17-9 are connected to the external power supply; the top surface of the No. 2 box 2 is fixedly welded with a material guide groove 22, and the left end of the material guide groove 22 is set higher than the right end; When feeding, when the barrel hoop at the end of the roll is unloaded by the feeding mechanism 17, the barrel hoop falls into the material guide trough 22, and is collected in a centralized manner through the material guide trough 22.

The working principle of this specific embodiment: the end of the material belt on the feeding shaft 16-5 is passed between the upper and lower transmission rollers 16-2, and then the No. 3 motor 16-4 is connected to the external power supply, and the third The No. 1 motor 16-4 drives the lower drive roller 16-2 to rotate. Since the No. 2 gears 16-3 on the upper and lower sides are meshed and driven, the drive rollers 16-2 on the upper and lower sides move relative to each other. Then, by controlling the stroke of the hydraulic rod 7, the hydraulic rod 7 is shortened, and the hydraulic rod 7 drives the No. 3 box 8 to descend until the upper pressing roller 11 and the lower pressing roller 6 pull the material belt. It is clamped between the two, and then the lower pressure roller 6 and the upper pressure roller 11 are driven to rotate by the output ends of the No. 1 motor 3 and the No. 2 motor 12 respectively, that is, the rolling operation of the material belt is started. After the length of the material belt is sufficient , the material tape is cut off by the external cutting mechanism; after the winding is completed, the hydraulic rod 7 is extended, the upper pressure roller 11 and the lower pressure roller 6 are separated, and the No. 1 electric push rod 15 is moved by controlling the stroke of the No. Extend, the No. 1 electric push rod 15 drives the rack 14 to move upward. Because the rack 14 and the No. 1 gear 13 are meshed for transmission, the No. 1 gear 13 drives the No. 1 shaft 9 to rotate, and the upper and lower pressure rollers 11 on both sides change positions. , then turn on the No. 4 motor 17-9, the No. 2 electric push rod 17-5 and the No. 3 electric push rod 17-6, the No. 4 motor 17-9 drives the screw 17-10 to rotate, and the fixed plate 17-4 drives the No. 1 electric push rod The slider 17-3 moves to the left on the No. 1 slide rail 17-2, and then the No. 3 electric push rod 17-6 is extended, the two arc arms 17-7 are opened, and the No. 2 electric push rod 17- 5. Extend, and the arc-shaped arm 17-7 descends until the arc-shaped arm 17-7 is hooped on the outer side wall of the upper pressing roller 11, and the No. 3 electric push rod 17-6 is shortened, and the No. 4 motor 17-9 drives the arc The arm 17-7 moves to the right and pushes the barrel hoop to the right gradually, that is, the material is unloaded.

After adopting the above structure, the beneficial effects of this specific embodiment are:

1. The feeding end of the device is provided with a feeding mechanism 16, and the discharging end of the device is provided with a feeding mechanism 17, which adopts an automatic feeding and unloading method for production, which reduces the investment of human resources;

2. The material belt is wound around the feeding shaft 16-5 and then fed through the feeding mechanism 16, and the rounding operation is carried out through the cooperation of the upper pressing roller 11 and the lower pressing roller 6 inside the device. The operation is simple and greatly improves the Production efficiency and product qualification rate;

3. The arc-shaped arms 17-7 in the unloading mechanism 17 can adapt to the upper pressing rollers 11 of different diameters, which improves the use range of the device;

4. The feeding shaft 16-5 is supported by the feeding wheel 19, which is convenient for feeding the feeding shaft 16-5.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention, as long as they do not depart from the spirit and scope of the technical solution of the present invention, should be Included within the scope of the claims of the present invention.

Claims (7)

1. A hydraulic automatic rounding machine for easy loading and unloading, which comprises a No. 1 box (1), a No. 2 box (2), a No. 1 motor (3), a synchronous wheel (4), and a synchronous belt (5) and the lower pressing roller (6); the No. 1 box (1) and the No. 2 box (2) are symmetrically arranged in the left and right directions, and the front and rear sides between the No. 1 box (1) and the No. 2 box (2) are symmetrical Two lower pressing rollers (6) are provided, the left ends of the two lower pressing rollers (6) are rotatably embedded on the right side wall of the No. 1 box (1) through bearings, and the rear of the two lower pressing rollers (6) After passing through the left side wall of the No. 2 box (2) through the bearing, the end is extended inside the No. 2 box (2), and the extension ends are fixedly sleeved with synchronizing wheels (4). The synchronous wheel (4) on the side is connected by a synchronous belt (5) for transmission; a No. 1 motor (3) is fixed inside the No. 2 box (2), and the output shaft of the No. 1 motor (3) is connected with the lower part located on the front side. The middle part of the pressing roller (6) is fixedly connected; it is characterized in that: it also includes a feeding mechanism (16), a feeding mechanism (17), a No. 3 box (8), a hydraulic rod (7), and a No. 1 electric push rod (15), rack (14), No. 1 gear (13), upper pressing roller (11); No. 1 box (1) is a hollow structure with an upper opening, and the left and right sides inside the No. 1 box (1) A hydraulic rod (7) is arranged symmetrically and vertically, the upper part of the open end of the first box (1) is movably inserted with a third box (8), and the upper end of the hydraulic rod (7) is connected to the third box (8). The bottom surface of the No. 3 box (8) is fixedly connected; the No. 1 rotating shaft (9) is rotatably passed through the right side wall of the No. 3 box (8), and the right end of the No. 1 rotating shaft (9) is fixedly connected with a connecting plate (10), and the connecting plate ( 10) Upper pressing rollers (11) are arranged on the upper and lower sides of the right side wall to rotate symmetrically through bearings, and No. 2 motors (12) and No. 2 motors (12) are fixedly arranged on the upper and lower sides of the left side wall of the connecting plate (10). The output ends of the upper pressure rollers (11) at the corresponding positions are respectively fixedly connected; the left end of the No. 1 rotating shaft (9) is extended inside the No. 3 box (8), and the extending end is fixedly connected with a No. 1 gear (13), the rear side of the No. 1 gear (13) is meshed with a rack (14), the lower end of the rack (14) is fixedly connected with a No. 1 electric push rod (15), a No. 1 electric push rod (15) ) is fixedly arranged on the inner bottom surface of the No. 3 box (8); the No. 1 motor (3), No. 2 motor (12) and No. 1 electric push rod (15) are all connected with an external power supply; The front side of the pressing roller (6) is provided with a feeding mechanism (16), and the upper side of the upper pressing roller (11) is provided with a feeding mechanism (17); The feeding mechanism (16) includes an operating table (16-1), a transmission roller (16-2), a No. 2 gear (16-3), a No. 3 motor (16-4), a feeding shaft (16- 5); an operation table (16-1) is fixedly arranged on the ground on the front side of the lower pressing roller (6), and two transmission rollers (16-2) are symmetrically arranged on the upper and lower sides of the upper part of the operation table (16-1), The left and right sides of the drive roller (16-2) are rotatably arranged on the upper side of the operating table (16-1) through the shaft seat. After the left end of the drive roller (16-2) passes through the shaft seat, the second gear (16 -3) It is fixedly connected, and the No. 2 gears (16-3) on the upper and lower sides are meshed; ) is fixedly connected to the output end of the ), and the No. 3 motor (16-4) is fixedly arranged on the right side wall of the shaft seat; the No. 3 motor (16-4) is connected to the external power supply; A feeding shaft (16-5) is movably arranged on the lower side, and a feeding belt is wound around the feeding shaft (16-5); The feeding mechanism (17) includes a bracket (17-1), a No. 1 sliding rail (17-2), a No. 1 sliding block (17-3), a fixing plate (17-4), and a No. 2 electric push rod (17-5), No. 3 electric push rod (17-6), arc arm (17-7), No. 2 rotating shaft (17-8), No. 4 motor (17-9), lead screw (17-10) ); a bracket (17-1) is vertically fixed on one side of the upper part of the third box (8), the bracket (17-1) is arranged in a "Z" shape, and the bottom surface of the horizontal end on the upper side of the bracket (17-1) A No. 1 sliding rail (17-2) is symmetrically fixed on the front and rear sides, and a No. 1 sliding block (17-3) is slidably arranged on the No. 1 sliding rail (17-2). The bottom surface of the No. 1 sliding block (17-3) are fixedly arranged on the upper side of the fixing plate (17-4), and the bottom surface of the fixing plate (17-4) is vertically fixed with the second electric push rod (17-5), the second electric push rod (17-5) ) is fixedly connected to the lower end of the shaft seat, the shaft seat is rotatably provided with the No. 2 rotating shaft (17-8) through the bearing, and the upper ends of the front and rear two arc-shaped arms (17-7) are set on the No. 2 rotating shaft through the bearing rotation. (17-8), the upper side between the arc-shaped arms (17-7) on the front and rear sides is movably connected with a No. 3 electric push rod (17-6) through a hinge; the right end of the No. 1 slide rail (17-2) The No. 4 motor (17-9) is fixedly arranged on the bottom surface of the bracket (17-1) of the No. 4 motor (17-9), and the output end of the No. 4 motor (17-9) is fixedly connected with a lead screw (17-10), The left end of ) is fixedly arranged on the bottom surface of the bracket (17-1) through the shaft seat, and the upper side of the fixing plate (17-4) is fixedly connected with the threaded nut on the screw rod (17-10); the said The No. 2 electric push rod (17-5), the No. 3 electric push rod (17-6), and the No. 4 motor (17-9) are all connected to an external power supply. 2. The hydraulic automatic rounding machine that is convenient for loading and unloading according to claim 1, characterized in that: the left and right sides of the bottom surface of the operating table (16-1) are symmetrically and vertically fixed with support frames (18) , the support frame (18) is arranged in a "J" shape, the hook of the support frame (18) is provided with a guide wheel (19) which rotates symmetrically through a bearing, and the left and right ends of the feeding shaft (16-5) are rotated and set at On the guide wheel (19); firstly, the material tape on the feeding shaft (16-5) is wound around its outer side wall, and then the feeding shaft (16-5) is placed on the feeding wheel (19), Through the rotation of the guide wheel (19), the feeding shaft (16-5) releases the material belt. 3. A kind of hydraulic automatic rounding machine that is convenient for loading and unloading according to claim 1, characterized in that: the rear side wall of the No. 3 box (8) on the rear side of the rack (14) is fixedly arranged on the rear side wall There is a No. 2 sliding rail (20), a No. 2 sliding block (21) is slidably arranged on the No. 2 sliding rail (20), and the rear side wall of the rack (14) is fixedly connected with the No. 2 sliding block (21); When the electric push rod (15) pushes the rack (14) to move up and down, the second sliding block (21) and the second sliding rail (20) guide and limit the rack (14). 4. The hydraulic automatic rounding machine that is convenient for loading and unloading according to claim 1, characterized in that: the top surface of the No. 2 box (2) is fixedly provided with a material guide groove (22), which guides the material. The left end of the material trough (22) is set higher than the right end; when discharging, when the barrel hoop at the end of the roll is discharged through the feeding mechanism (17), the barrel hoop falls into the material guide groove (22) and passes through the material guide groove (22) Conduct centralized collection. 5. A kind of hydraulic automatic rounding machine which is convenient for loading and unloading according to claim 1, characterized in that: angle steel connecting pieces (23) are fixedly arranged at the turning points of the bracket (17-1); The piece (23) increases the supporting force at the turning point of the bracket (17-1). 6. A hydraulic automatic rounder for easy loading and unloading according to claim 1, characterized in that: a rubber pad (24) is fixedly arranged on the inner side wall of the arc-shaped arm (17-7); The pad (24) is hooped on the outer side wall of the upper pressing roller (11) to reduce the wear of the arc-shaped arm (17-7) on the outer side wall of the upper pressing roller (11). 7. A kind of hydraulic automatic rounder which is convenient for loading and unloading according to claim 1, it is characterized in that: its working principle: passing the end of the material belt on the feeding shaft (16-5) through the upper and lower two Between the drive rollers (16-2), then connect the No. 3 motor (16-4) to the external power supply, and the No. 3 motor (16-4) drives the lower drive roller (16-2) to rotate. The No. 2 gears (16-3) on both sides are meshed for transmission, and the transmission rollers (16-2) on the upper and lower sides move relative to each other, and the end of the material belt is driven to the upper side of the pressing roller (6), and then By controlling the stroke of the hydraulic rod (7), the hydraulic rod (7) is shortened, and the hydraulic rod (7) drives the No. It is clamped between the two, and then the lower pressure roller (6) and the upper pressure roller (11) are respectively driven to rotate by the output ends of the No. In round operation, when the length of the material strip is sufficient, the material strip is cut by the external cutting mechanism; after the rounding is completed, the hydraulic rod (7) is extended, the upper pressing roller (11) and the lower pressing roller (6) are separated, and the The stroke of the electric push rod (15) extends the No. 1 electric push rod (15), and the No. 1 electric push rod (15) drives the rack (14) to move upward. ) meshing transmission, the No. 1 gear (13) drives the No. 1 shaft (9) to rotate, the upper and lower pressure rollers (11) on the upper and lower sides change positions, and then turn on the No. 4 motor (17-9) and the No. 2 electric push rod ( 17-5) and the No. 3 electric push rod (17-6), the No. 4 motor (17-9) drives the lead screw (17-10) to rotate, and the fixed plate (17-4) drives the No. 1 slider (17-3) ) on the No. 1 slide rail (17-2) to the left, then extend the No. 3 electric push rod (17-6), open the two arc arms (17-7), and push the No. 2 electric push rod (17-5) Extend, the arc-shaped arm (17-7) descends, until the arc-shaped arm (17-7) is hooped on the outer wall of the upper pressure roller (11), and the No. 3 electric push rod (17- 6) Shorten, the No. 4 motor (17-9) drives the arc-shaped arm (17-7) to move to the right, and pushes the barrel hoop to the right gradually, that is, the material is cut.

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