CN217451761U

CN217451761U - Driving roller and auxiliary roller mechanism for bending machine

Info

Publication number: CN217451761U
Application number: CN202221573774.XU
Authority: CN
Inventors: 樊丙建; 樊琨琦; 邢金鹏; 王洪君; 徐英民; 樊丙瑞
Original assignee: Shandong Lusheng Precision Machinery Co ltd
Current assignee: Shandong Lusheng Precision Machinery Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-09-20
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a drive roll and an auxiliary roll mechanism for a bending machine, wherein a first working roll and a second working roll are both arranged on a bending disc, the second working roll is driven by a second roll driving component to be close to or far away from the first working roll, the bending disc is arranged on a top plate and is driven by a motor, a third working roll is arranged on the top plate, and the third working roll is driven by a third roll driving component to be close to or far away from the first working roll; the hydraulic cylinder groove seat of the second roller driving assembly mounting portion is arranged on the outer side of the bending disc, the top plate is provided with a ball sliding rail, the ball sliding rail is circularly arranged, the axis of the ball sliding rail coincides with the axis of the bending disc, and a supporting ball is arranged at the position, opposite to the ball sliding rail, of the hydraulic cylinder groove seat of the second roller driving assembly mounting portion and matched with the ball sliding rail. The mechanism is used for assembling a bending machine, improves the flexibility of the matching adjustment of the driven shaft and the driving shaft, improves the stability of the adjustment and improves the processing precision.

Description

Driving roller and auxiliary roller mechanism for bending machine

Technical Field

The utility model relates to a bending machine, in particular to a driving roll and an auxiliary roll mechanism for the bending machine.

Background

In a bending machine used in the current industrial production, a driving roller and a driven roller in a working roller are matched to finish bending processing. In operation, for materials with different thicknesses (widths), the machining interval between a driving roller and a driven roller needs to be adjusted through manual intervention; in addition, the driven roller is connected in different ways, which also results in the stability of adjustment and operation of the driven roller and affects the processing precision.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a drive roll, auxiliary roll mechanism for bending machine, this mechanism is used for assembling the bending machine, improves the flexibility of driven shaft and driving shaft cooperation adjustment, the stationarity of adjustment, improves the machining precision.

In order to solve the above technical problem, the utility model discloses a following technical means:

a driving roll and an auxiliary roll mechanism for a bending machine comprise a first working roll, a second working roll and a third working roll; the first working roll and the second working roll are both arranged on the bending disc, the first working roll is arranged at the axis of the bending disc, the second working roll is arranged beside the first working roll, the second working roll is driven by the second roll driving assembly to be close to or far away from the first working roll, the bending disc is arranged on the top plate, the bending disc is driven by a motor, the third working roll is arranged on one side of the bending disc on the top plate, and the third working roll is driven by the third roll driving assembly to be close to or far away from the first working roll; the bending disc is provided with a second roller driving assembly installation part which is provided with a hydraulic cylinder groove seat, the hydraulic cylinder groove seat is connected and arranged on the outer side of the bending disc, and one end of the hydraulic cylinder groove seat is connected to the bending disc; be equipped with the ball slide rail on the roof, the ball slide rail is circular setting, and the axis of ball slide rail and the axis coincidence of crooked dish, the pneumatic cylinder groove seat of second roller drive assembly installation department is equipped with the support ball with the relative department of ball slide rail, supports ball and ball slide rail cooperation.

Compared with the prior art, the outstanding characteristics are that:

the central part of the bending disc is fixedly provided with a first working roll, and the second working roll and a second roll driving assembly are assembled on the bending disc; the supporting balls are arranged at the positions, opposite to the ball sliding rails, of the second roller driving assembly mounting part and are matched with the ball sliding rails, so that a good supporting effect is achieved in the working process, and the stability is high and the adjustment is convenient in the working process; a third working roll is arranged on one side of the bending disc and driven by a third roll driving assembly to be close to or far away from the first working roll; the three working rolls are matched with each other to finish bending work.

The further preferred technical scheme is as follows:

the bending disc is installed on an output shaft of the cycloid speed reducer, the cycloid speed reducer is driven by a motor through a gear set, the cycloid speed reducer is installed and fixed on the top plate through the disc-shaped speed reducing frame and the roller bearing, and the motor drives the bending disc to rotate through the cycloid speed reducer. The cycloid speed reducer is driven through gear transmission, and the machining precision can be further improved due to the advantages of large transmission ratio, high transmission efficiency, light weight, small size and stable operation of the cycloid speed reducer.

The second roller driving assembly installation part is provided with a second roller guide groove along the radius direction on the bending disc, a second roller guide rail groove is formed in the side wall of the second roller guide groove, a hydraulic cylinder groove seat is arranged at the opening end of the outer side of the second roller guide groove, a first hydraulic cylinder is arranged in the hydraulic cylinder groove seat, a push rod of the first hydraulic cylinder is connected with a first sliding block at the bottom of the second working roller, friction reducing rotating wheels are arranged on two sides of the first sliding block, and the friction reducing rotating wheels are matched with the second roller guide rail groove. Through setting up second roller guide way, second roller guide rail groove and first sliding block, antifriction rolling wheel, improved the stability in the second working roll motion, improved the machining precision.

The third working roller is connected and arranged on the top plate through the upper sliding rail box and the lower sliding rail box, a sliding groove is formed in the joint of the top plate and used for accommodating the third working roller, a working stop block is connected and arranged at the top of the third working roller, a second sliding block is connected and arranged at the bottom of the third working roller, one end of the working stop block is connected with the third working roller, the other end of the working stop block extends to the direction of the first working roller in a direction perpendicular to the upper sliding rail box, the second sliding block is connected with a push rod of a second hydraulic cylinder, the second sliding block is arranged in the lower sliding rail box, and the second hydraulic cylinder is arranged at one end of the lower sliding rail box; a rolling working guide rail groove is arranged on the side wall of the lower slide rail box; the side walls on the two sides of the second sliding block are provided with antifriction rotating wheels which are matched with the rolling working guide rail grooves. The third working roll and the working stop block are arranged, and the working stop block is used for processing and limiting the processed workpiece; through setting up slide rail case, last slide rail case, the connection setting of the third working roll of being convenient for has improved the stability of motion through setting up second sliding block, antifriction rolling wheel and rolling work guide rail groove, improves the machining precision.

The second working roll is provided with a detachable section sleeve. The removable cross-sectional sleeve can be manually replaced according to the cross-sectional shape of the material to be bent.

Drawings

Fig. 1 is a perspective view of the arrangement of the present invention.

Fig. 2 is a perspective view of the bending machine assembled according to the present invention.

Fig. 3 is a front view of fig. 1.

Fig. 4 is a perspective view of the curved disk of fig. 1.

Fig. 5 is a perspective view of the second work roll and the second roll driving unit according to the present invention.

Fig. 6 is a perspective view of the third work roll and the third roll driving unit according to the present invention.

Fig. 7 is a perspective view of the upper and lower slide rail boxes of the present invention.

Description of reference numerals: 1. vertical frame, 2, sliding rail cross frame, 3, blocking type sliding block, 4, camera head clamp, 5, industrial camera head, 6, first working roller, 7, second working roller, 8, working stop block, 9, third working roller, 10, detachable section sleeve, 11, bending disc, 12, upper sliding rail box, 13, first hydraulic cylinder, 14, second hydraulic cylinder, 15, controller, 16, cycloid reducer, 17, motor, 18, motor frame, 19, first gear, 20, second gear, 21, small hydraulic station, 22, side plate, 23, heat dissipation hole, 24, integral frame, 25, top plate, 26, first sliding block, 27, friction reducing guide rotating wheel, 28-lower sliding rail box, 29, rolling working groove, 30, second working sliding block, 31, disc type speed reducing frame, 32, hydraulic cylinder groove seat, 33, ball sliding rail, 34, support ball, 35, second roller guide groove, 36. a second roller guide groove; 37. and connecting the disc center with the hole.

Detailed Description

The present invention will be further described with reference to the following examples.

Referring to fig. 1-7, the driving roll and the auxiliary roll mechanism for the bending machine of the present invention are composed of a first working roll 6, a second working roll 7 and a third working roll 9, wherein the first working roll 6 and the second working roll 7 are both disposed on a bending disc 11, the first working roll 6 is mounted at the axis of the bending disc 11, the second working roll 7 is disposed beside the first working roll 6, the second working roll 7 is driven by a second roll driving assembly to be close to or far away from the first working roll 6, the bending disc 11 is disposed on a top plate 25, the bending disc 11 is driven by a motor 17, the third working roll 9 is disposed on one side of the bending disc 11 of the top plate 25, and the third working roll 9 is driven by a third roll driving assembly to be close to or far away from the first working roll 6; the bending disc 11 is provided with a second roller driving assembly mounting part which is provided with a hydraulic cylinder groove seat 32, the hydraulic cylinder groove seat 32 is connected and arranged on the outer side of the bending disc 11, and one end of the hydraulic cylinder groove seat 32 is connected to the bending disc 11; the top plate 25 is provided with a ball slide rail 33, the ball slide rail 33 is arranged in a circular shape, the axis of the ball slide rail 33 is overlapped with the axis of the bending disc 11, a supporting ball 34 is arranged at the position of the hydraulic cylinder groove seat 32 of the second roller driving component mounting part opposite to the ball slide rail 33, and the supporting ball 34 is matched with the ball slide rail 33.

The central part of the bending disc is fixedly provided with a first working roll, and the second working roll and a second roll driving assembly are assembled on the bending disc; the supporting balls 34 are arranged at the positions, opposite to the ball slide rails 33, of the second roller driving assembly mounting part, the supporting balls 34 are matched with the ball slide rails 33, a good supporting effect is achieved in the working process, and the stability is high and convenient to adjust in the working process; a third working roller 9 is arranged on one side of the bending disc 11, and the third working roller 9 is driven by a third roller driving assembly to be close to or far away from the first working roller 6; the three working rolls are matched with each other to finish bending work.

The curved disk 11 is mounted on an output shaft of a cycloid speed reducer 16, the cycloid speed reducer 16 is driven by a motor 17 through a gear set, the cycloid speed reducer 16 is mounted and fixed on the top plate 25 through a disk-shaped speed reducing frame 31 and a roller bearing, and the motor 17 drives the curved disk 11 to rotate through the cycloid speed reducer 16. The cycloidal speed reducer is driven through gear transmission, and the cycloidal speed reducer has the advantages of large transmission ratio, high transmission efficiency, light weight, small size and stable operation, and can further improve the processing precision.

The second roller driving component mounting part is provided with a second roller guide groove 35 along the radius direction on the bending disc 11, the side wall of the second roller guide groove 35 is provided with a second roller guide rail groove 36, the opening end of the outer side of the second roller guide groove 35 is provided with a hydraulic cylinder groove seat 32, the first hydraulic cylinder 13 is arranged in the hydraulic cylinder groove seat 32, a push rod of the first hydraulic cylinder 13 is connected with a first sliding block 26 at the bottom of the second working roller 7, friction reducing rotating wheels 27 are arranged on two sides of the first sliding block 26, and the friction reducing rotating wheels 27 are matched with the second roller guide rail groove 36. By arranging the second roller guide groove 35, the second roller guide groove 36, the first slide block 26 and the friction-reducing rotating wheel 27, the stability of the second work roller 7 in motion is improved, and the machining accuracy is improved.

The third working roller 9 is connected and arranged on the top plate 25 through the upper sliding rail box 12 and the lower sliding rail box 28, the top plate 25 is provided with a sliding groove at the joint for accommodating the third working roller 9, the top of the third working roller 9 is connected and arranged with a working stop block 8, the bottom of the third working roller 9 is connected and arranged with a second sliding block 30, one end of the working stop block 8 is connected with the third working roller 9, the other end of the working stop block 8 is perpendicular to the upper sliding rail box 12 and extends to the direction of the first working roller 6, the second sliding block 30 is connected with a push rod of the second hydraulic cylinder 14, the second sliding block 30 is arranged in the lower sliding rail box 28, and the second hydraulic cylinder 14 is arranged at one end of the lower sliding rail box 28; a rolling working guide rail groove 29 is arranged on the side wall of the lower slide rail box 28; the side walls of the second slide block 30 are provided with friction reducing rotating wheels which are matched with the rolling work guide rail groove 29. The third working roll 9 and the working stop 8 are arranged, and the working stop 8 is used for processing and limiting the processed workpiece; through setting up slide rail case 12, last slide rail case 12, the third working roll 9's of being convenient for connection setting has improved the stability of motion through setting up second sliding block 30, antifriction rolling wheel and rolling work guide rail groove 29, improves the machining precision.

The second work roll 7 is fitted with a removable cross-section sleeve 10. The removable cross-sectional sleeve may be manually replaced according to the cross-sectional shape of the material to be bent.

Referring to fig. 1-7, the bending machine of the present invention comprises a machine case, a bending mechanism and a measuring mechanism, wherein the bending mechanism and the measuring mechanism are arranged on the machine case; the case is provided with an integral frame 24 and a top plate 25, the top plate 25 is arranged at the top of the integral frame 24, and the top plate is connected with a bending mechanism and a measuring mechanism; the bending mechanism is provided with a bending disc 11, a first working roll 6, a second working roll 7 and a third working roll 9; the bending disc 11 is provided with a first working roll 6 and a second working roll 7, the first working roll 6 is arranged at a disc center connecting hole 37 at the axis of the bending disc 11, the bottom of the first working roll 6 is fixedly connected with the disc center connecting hole 37, the second working roll 7 is arranged beside the first working roll 6, the second working roll 7 is driven by a second roll driving component to be close to or far away from the first working roll 6, the bending disc 11 is arranged on an output shaft of a cycloid speed reducer 16, the cycloid speed reducer 16 is driven by a motor 17 through a gear set, the cycloid speed reducer 16 is arranged and fixed on the top plate 25 through a disc-shaped speed reducing frame 31 and a roller bearing, and the cycloid speed reducer 16 drives the bending disc 11 to rotate; a third working roll 9 is arranged on one side of the bending disc 11, and the third working roll 9 is driven by a third roll driving assembly to be close to or far away from the first working roll 6; the top plate 25 is provided with a ball slide rail 33, the ball slide rail 33 is arranged in a circular shape, the axis of the ball slide rail 33 is overlapped with the axis of the bending disc 11, the bending disc 11 is provided with a second roller driving assembly mounting part, a supporting ball 34 is arranged at the position of the second roller driving assembly mounting part opposite to the ball slide rail 33, and the supporting ball 34 is matched with the ball slide rail 33; the measuring mechanism is arranged on the top plate 25, and the measuring mechanism and the third working roll 9 are respectively arranged on two opposite sides of the bending disc 11; the measuring mechanism is provided with a vertical frame 1, a sliding rail cross frame 2, a blocking type sliding block 3, a camera clamp 4 and an industrial camera 5; the vertical frame 1 is fixed on the right side of the top plate 25, the sliding rail cross frame 2 is installed on the top of the vertical frame 1, the blocking type sliding block 3 is arranged at the left end portion of the sliding rail cross frame 2, the blocking type sliding block 3 is provided with a camera clamp 4, the industrial camera 5 is installed in the camera clamp 4, and the industrial camera 5 is adjusted to one side above the first working roll 6 when working; a controller 15 is arranged on one side of the case, the controller 15 is electrically connected with the industrial camera 5, the motor 17, the second roller driving assembly and the third roller driving assembly, and the controller 15 receives monitoring information of the industrial camera 5 and controls the motor 17, the second roller driving assembly and the third roller driving assembly to work pieces.

The second roller driving component mounting part is provided with a second roller guide groove 35 along the radius direction on the bending disc 11, the side wall of the second roller guide groove 35 is provided with a second roller guide rail groove 36, the opening end of the outer side of the second roller guide groove 35 is provided with a hydraulic cylinder groove seat 32, the first hydraulic cylinder 13 is arranged in the hydraulic cylinder groove seat 32, a push rod of the first hydraulic cylinder 13 is connected with a first sliding block 26 at the bottom of the second working roller 7, friction reducing rotating wheels 27 are arranged on two sides of the first sliding block 26, and the friction reducing rotating wheels 27 are matched with the second roller guide rail groove 36.

By arranging the second roller guide groove 35, the second roller guide groove 36, the first slide block 26 and the friction-reducing rotating wheel 27, the stability of the second work roller 7 in motion is improved, and the machining accuracy is improved.

The third working roller 9 is connected and arranged on the top plate 25 through the upper sliding rail box 12 and the lower sliding rail box 28, the top plate 25 is provided with a sliding groove at the joint for accommodating the third working roller 9, the top of the third working roller 9 is connected and arranged with a working stop block 8, the bottom of the third working roller 9 is connected and arranged with a second sliding block 30, one end of the working stop block 8 is connected with the third working roller 9, the other end of the working stop block 8 is perpendicular to the upper sliding rail box 12 and extends to the direction of the first working roller 6, the second sliding block 30 is connected with a push rod of the second hydraulic cylinder 14, the second sliding block 30 is arranged in the lower sliding rail box 28, and the second hydraulic cylinder 14 is arranged at one end of the lower sliding rail box 28; a rolling working guide rail groove 29 is arranged on the side wall of the lower slide rail box 28; the side walls of the second slide block 30 are provided with friction reducing rotating wheels which are matched with the rolling work guide rail groove 29.

The third working roll 9 and the working stop 8 are arranged, and the working stop 8 is used for processing and limiting the processed workpiece; the upper slide rail box 12 and the upper slide rail box 12 are arranged, so that the third working roll 9 can be conveniently connected, and the second sliding block 30, the friction-reducing rotating wheel and the rolling working guide rail groove 29 are arranged, so that the motion stability is improved, and the processing precision is improved.

The second work roll 7 is fitted with a removable cross-section sleeve 10.

Before the bending machine works, the detachable section sleeve can be manually replaced according to the section shape of a material to be bent.

A motor frame 18 is arranged in the case, and a motor 17 is fixedly arranged on the motor frame 18; the left side of the motor frame 18 is provided with a hydraulic oil station 21, a side plate 22 of the case is installed on the outer side of the whole frame 24, the side plate 22 is provided with a heat radiation hole 23, and the controller 15 is installed on the side plate 22 on the right side of the whole frame 24.

The motor frame 18 is arranged to facilitate connection of the motor, and the hydraulic oil station 21 is used for driving hydraulic cylinders of the second roller driving assembly and the third roller driving assembly.

The gear set is provided with a first gear 19 and a second gear 20, wherein the first gear 19 is arranged on a driving shaft of the motor 17, and the second gear 20 is arranged on an input shaft of the cycloid speed reducer 16.

The first gear 19 and the second gear 20 are arranged, and the cycloid speed reducer is driven by gear transmission through meshing of the two gears, so that the machining precision can be further improved due to the advantages of large transmission ratio, high transmission efficiency, light weight, small size and stable operation of the cycloid speed reducer.

In the working process of the bending machine, firstly, the industrial camera 5 measures the size of the width of a bending piece between rollers of a workpiece, and sends instructions to the second roller driving component and the third roller driving component through the controller to move to corresponding positions; after the first bending is finished, the industrial camera 5 measures the bending radian according to the shot forming diagram, and if the bending radian is smaller than the required radian, the working angle of the bending disc is automatically adjusted through the controller, so that the bending degree is further increased. Therefore, the problem that bending errors caused by resilience of materials cannot be avoided due to the fact that corresponding adjustment cannot be timely and flexibly made along with the change of the size of a bent part when the bending machine works is solved.

The above description is only a preferred and practical embodiment of the present invention, and is not intended to limit the scope of the present invention, which is intended to be encompassed by the present invention, as long as the structural equivalents and modifications made by the contents of the present invention and the attached drawings are covered.

Claims

1. A driving roll and auxiliary roll mechanism for a bending machine comprises a first working roll (6), a second working roll (7) and a third working roll (9); the first working roll (6) and the second working roll (7) are both arranged on the bending disc (11), the first working roll (6) is arranged at the axis of the bending disc (11), the second working roll (7) is arranged beside the first working roll (6), the second working roll (7) is driven by the second roll driving assembly to be close to or far away from the first working roll (6), the bending disc (11) is arranged on the top plate (25), the bending disc (11) is driven by the motor (17), the third working roll (9) is arranged on one side of the bending disc (11) of the top plate (25), and the third working roll (9) is driven by the third roll driving assembly to be close to or far away from the first working roll (6); the bending disc (11) is provided with a second roller driving component mounting part which is provided with a hydraulic cylinder groove seat (32), the hydraulic cylinder groove seat (32) is connected and arranged on the outer side of the bending disc (11), and one end of the hydraulic cylinder groove seat (32) is connected to the bending disc (11); be equipped with ball slide rail (33) on roof (25), ball slide rail (33) are circular setting, and the axis of ball slide rail (33) and the axis coincidence of crooked dish (11), and the relative department of hydraulic cylinder groove seat (32) of second roller drive assembly installation department and ball slide rail (33) is equipped with support ball (34), supports ball (34) and ball slide rail (33) cooperation.

2. The drive roll, sub-roll mechanism for a bending machine of claim 1, wherein: the bending disc (11) is installed on an output shaft of the cycloid speed reducer (16), the cycloid speed reducer (16) is driven by a motor (17) through a gear set, the cycloid speed reducer (16) is installed and fixed on the top plate (25) through a disc-shaped speed reducing frame (31) and a roller bearing, and the motor (17) drives the bending disc (11) to rotate through the cycloid speed reducer (16).

3. The drive roll, sub-roll mechanism for a bending machine of claim 1, wherein: the second roller drive assembly installation part is provided with a second roller guide groove (35) along the radius direction on the bending disc (11), a second roller guide rail groove (36) is formed in the side wall of the second roller guide groove (35), a hydraulic cylinder groove seat (32) is arranged at the opening end of the outer side of the second roller guide groove (35), a first hydraulic cylinder (13) is arranged in the hydraulic cylinder groove seat (32), a push rod of the first hydraulic cylinder (13) is connected with a first sliding block (26) at the bottom of the second working roller (7), friction reducing rotating wheels (27) are arranged on two sides of the first sliding block (26), and the friction reducing rotating wheels (27) are matched with the second roller guide rail groove (36).

4. The drive roll, sub-roll mechanism for a bending machine of claim 1, wherein: the third working roller (9) is connected and arranged on the top plate (25) through the upper sliding rail box (12) and the lower sliding rail box (28), a sliding groove is formed in the joint of the top plate (25) and used for accommodating the third working roller (9), the top of the third working roller (9) is connected and provided with a working stop block (8), the bottom of the third working roller (9) is connected and provided with a second sliding block (30), one end of the working stop block (8) is connected with the third working roller (9), the other end of the working stop block (8) extends to the direction of the first working roller (6) perpendicular to the upper sliding rail box (12), the second sliding block (30) is connected with a push rod of the second hydraulic cylinder (14), the second sliding block (30) is arranged in the lower sliding rail box (28), and the second hydraulic cylinder (14) is arranged at one end of the lower sliding rail box (28); a rolling working guide rail groove (29) is arranged on the side wall of the lower slide rail box (28); the side walls at the two sides of the second sliding block (30) are provided with friction reducing rotating wheels which are matched with the rolling working guide rail groove (29).

5. The drive roll, sub-roll mechanism for a bending machine of claim 1, wherein: the second working roll (7) is provided with a detachable section sleeve (10).