CN211515671U

CN211515671U - Adjustable three-roller plate bending machine

Info

Publication number: CN211515671U
Application number: CN201922413537.1U
Authority: CN
Inventors: 谢玉峰; 瞿美红; 许冬冬
Original assignee: Jiangsu Tiehu Intelligent Equipment Co ltd
Current assignee: Jiangsu Liwei Shearing Machine Tool Co., Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-18
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to an adjustable three rolls veneer reeling machine, including base, two blocks of curb plates, go up roller, two lower rolls, two supporting seats and lower roll actuating mechanism, two the both sides at the base upper surface are fixed to the curb plate symmetry, go up roller and two lower rolls and all locate between two blocks of curb plates, two lower roll symmetries are located on same horizontal plane, go up the roller and locate two lower rolls symmetry axis directly over, it all is equipped with roller drive arrangement, two to go up between roller both ends and the curb plate the position symmetry that the curb plate corresponds and goes up the roller both ends is equipped with the spout, each go up the fixed pneumatic cylinder in roller drive arrangement top, two the supporting seat symmetry is fixed two under in the middle of the lower roll, two lower roll one ends all run through the curb plate. The utility model discloses a two lower rolls of drive arrangement simultaneous rotation for lower roll rotational frequency is unanimous, has increased the system precision of system to the system of system product, improves product quality.

Description

Adjustable three-roller plate bending machine

Technical Field

The utility model relates to a veneer reeling machine technical field, concretely relates to adjustable three-roller veneer reeling machine.

Background

With the development of the automobile industry and the aerospace technology and the requirements of industrial and civil products, the application of new materials is more and more extensive, a plate bending machine is generally adopted for the rolling of the new materials, the plate bending machine is used by a plurality of mechanical factories nowadays, the three-roller plate bending machine is widely applied, and the working principle of the three-roller plate bending machine is that an upper roller vertically lifts at the central symmetrical position of two lower rollers, and the two lower rollers are driven to rotate by a driving device to provide torque for the rolled plates. The plastic metal plate with flat specification passes through three working rollers of the plate bending machine, and is continuously bent for multiple times by means of the downward pressing of the upper roller and the rotating motion of the lower roller to generate permanent plastic deformation, and the plastic metal plate is rolled into a required cylinder, a required conical cylinder or a part of the cylinder and the conical cylinder.

The three-roller plate bending machine in the prior art is not good enough to guarantee the vertical motion of the upper roller or the lower roller and the cooperation of the rotation of the upper roller and the lower roller, and the rotation of the two lower rollers of the three-roller plate bending machine needs to guarantee the same rotation frequency and simultaneously, and most of the prior art adopts two driving devices to control the two lower rollers respectively, so that the accuracy of rolled products is not high, and the quality and the working efficiency of the products are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a roll system product is not high that the active rotatory problem of extrusion between last roller that the realization that the three-roller plate bending machine among the prior art can not be fine and the lower roll leads to is provided an adjustable three-roller plate bending machine.

For solving the above technical problem, the technical scheme of the utility model is that: the utility model provides an adjustable three-roller plate bending machine, its innovation point lies in: the upper roll driving device comprises a base, two side plates, an upper roll, two lower rolls, two supporting seats and a lower roll driving mechanism, wherein the two side plates are symmetrically fixed on two sides of the upper surface of the base, the upper roll and the two lower rolls are arranged between the two side plates, the two ends of the upper roll and the two lower rolls are respectively and fixedly arranged on the two side plates, the two lower rolls are symmetrically arranged on the same horizontal plane, the upper roll is arranged right above a symmetrical shaft of the two lower rolls, an upper roll driving device is arranged between the two ends of the upper roll and the side plates, the two side plates are symmetrically provided with sliding grooves corresponding to the two ends of the upper roll, one side of each upper roll driving device far away from the upper roll is embedded in the sliding grooves, a hydraulic cylinder is fixedly arranged above each upper roll driving device, the upper surface of the upper roll driving device is connected with the, and one end of each lower roller penetrates through the side plate to be connected with the lower roller driving mechanism.

Furthermore, the lower roll driving mechanism comprises a lower roll driving device, two large gears, a pinion, a transmission shaft and a shell, wherein one end of each lower roll penetrates through the end part of the side plate and is sleeved in the two large gears, the pinion is arranged between the two large gears and can be meshed with the two large gears simultaneously, one end of the transmission shaft is sleeved with the pinion, the other end of the transmission shaft is in transmission connection with the lower roll driving device, the shell is arranged on the periphery of the lower roll driving device, the two large gears, the pinion and the transmission shaft, and the lower roll driving device is fixed on the inner side surface of the shell.

Furthermore, a connecting shaft is arranged between the two ends of the upper roller and the upper roller driving device, each connecting shaft and the upper roller are integrally formed, and one end, close to the upper roller driving device, of each connecting shaft is in transmission connection with the upper roller driving device.

Furthermore, an arc-shaped groove is formed in the upper surface of each supporting seat corresponding to the lower roller, and the lower roller can rotate in the arc-shaped groove.

Furthermore, the other end of each lower roller is connected with the side plate in the following mode: a fixed shaft horizontally extends from the position of the side plate corresponding to the axle center of the lower roll to the corresponding supporting seat direction, a first rotating groove is formed in the end part of the other end of the lower roll corresponding to the fixed shaft, the outer diameter of the fixed shaft is equal to the inner diameter of the first rotating groove, and the other end of the lower roll is sleeved on the fixed shaft.

Furthermore, the other end of each lower roller is connected with the side plate in the following mode: and a second rotating groove is formed in the position, corresponding to the other end of the lower roller, of the side plate, the other end of the lower roller is inserted into the second rotating groove to be connected, and the inner diameter of the second rotating groove is equal to the outer diameter of the lower roller.

Compared with the prior art, the utility model, the beneficial effect who produces does:

(1) the utility model discloses an adjustable three-roller plate bending machine is convenient for guarantee to the extrusion of rolling up the product and loosen simple structure, convenient to use through using the pneumatic cylinder to adjust the distance between roller and the lower roll.

(2) The utility model discloses a lower roll actuating mechanism comes two lower rolls of a drive arrangement simultaneous rotation for lower roll rotational frequency is unanimous, has increased the system precision to the system of system product of system, improves product quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of embodiment 1 of an adjustable three-roll plate bending machine according to the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the adjustable three-roll plate bending machine of the present invention.

Fig. 3 is a schematic diagram of the positions of the upper roll and the lower roll of the adjustable three-roll plate bending machine of the present invention.

Fig. 4 is a side view of the support base of fig. 1.

Fig. 5 is a perspective view of the side of the present invention provided with the lower roll driving mechanism.

Detailed Description

The technical solution of the present invention will be described clearly and completely through the following detailed description.

The utility model provides an adjustable three-roller plate bending machine, as shown in fig. 1 and 2, including base 1, two curb plates 2, go up roller 3, two lower rolls 4, two supporting seats 5 and lower roll actuating mechanism, two 2 symmetries of curb plate are fixed in the both sides of base 1 upper surface, go up roller 3 and two lower rolls and all 4 locate between two curb plates 2, and go up the both ends of roller 3 and two lower rolls 4 and equally divide and do not fix on two curb plates 2, on same horizontal plane was located to two lower rolls 4 symmetries, go up roller 3 and locate two lower rolls 4 symmetry axes directly over, as shown in fig. 3. Go up and all be equipped with roller drive arrangement 6 between roller 3 both ends and the curb plate 2, the position symmetry that two curb plates 2 correspond and go up roller 3 both ends is equipped with spout 7, the width of the product of the multiplicable plate bending machine book system of setting up of spout 7, it all inlays in spout 7 to go up roller drive arrangement 6 one side of keeping away from roller 3 in each, the fixed pneumatic cylinder 8 in roller drive arrangement 6 top in each, the upper surface of roller drive arrangement 6 connects the lower extreme of telescopic link 9 of pneumatic cylinder 8, the setting of pneumatic cylinder 8 can go up and down roller 3 with this after the book system action. Go up the roller 3 both ends and go up and still all be equipped with a connecting axle 10 between the roller drive unit 6, each connecting axle 10 with go up roller 3 integrated into one piece, each connecting axle 10 is close to the one end of roller drive unit 6 and goes up roller drive unit 6 transmission and connect, because it is great to be used for the last roller 3 external diameter of system, the utility model discloses an go up roller drive unit 6 external diameter can not be too big, can block in the in-process that falls and lead to going up roller 3 between two lower rolls 4 and can't move down and extrude, the setting of connecting axle 10 is used for going up roller 3 that the external diameter of roller drive unit 6 drive increases through the external. The two supporting seats 5 are symmetrically fixed right below the middle of the two lower rollers 4, an arc-shaped groove 11 is formed in the upper surface of each supporting seat 5 corresponding to the lower roller, and as shown in fig. 4, the lower roller 4 can rotate in the arc-shaped groove 11. One ends of the two lower rolls 4 penetrate through the side plate 2 and are connected with a lower roll driving mechanism.

The utility model discloses a lower roll actuating mechanism is as shown in fig. 5, including lower roll drive arrangement 12, two gear wheels 13, pinion 14, transmission shaft 15 and shell 16, two 4 one ends of lower roll are run through the tip of curb plate 2 and are all overlapped in locating two gear wheels 13, pinion 14 locates in the middle of two gear wheels 13, and pinion 14 can mesh with two gear wheels 13 simultaneously, transmission shaft 15 one end is located to 14 covers of pinion, transmission shaft 15's other end transmission is connected on lower roll drive arrangement 12, shell 16 locates lower roll drive arrangement 12, two gear wheels 13, pinion 14 and transmission shaft 15 are peripheral, lower roll drive arrangement 12 fixes on shell medial surface 16.

The connection mode of the other end of each lower roller 4 and the side plate 2 of the present invention can be divided into the following two embodiments.

Example 1

As shown in fig. 1, the position of the side plate 2 corresponding to the axle center of the lower roller 4 of the present invention horizontally extends a fixed shaft 17 toward the corresponding supporting seat 5, the end portion of the other end of the lower roller 4 corresponds to the fixed shaft 17 and is provided with a first rotating groove 18, the outer diameter of the fixed shaft 17 is equal to the inner diameter of the first rotating groove 18, and the other end of the lower roller 4 is sleeved on the fixed shaft 17.

Example 2

As shown in fig. 2, the side plate 2 of the present invention has a second rotation groove 19 formed at a position corresponding to the other end of the lower roller 4, the other end of the lower roller 4 is inserted into the second rotation groove 19 for connection, and the inner diameter of the second rotation groove 19 is equal to the outer diameter of the lower roller 4.

The utility model discloses an application principle of adjustable three-roller plate bending machine does: initially, the hydraulic cylinder 8 is in a contraction state, the upper roller 3 rises and is not contacted with the lower roller 4, when the roller is rolled, one side of a rolled product penetrates from the middle of the lower roller 4 and the upper roller 3, the upper roller 3 descends through the hydraulic cylinder 8 to extrude the rolled product and the lower roller 4, the extrusion action is kept after being completed, the upper roller driving device 6 and the lower roller driving device 12 are started simultaneously, wherein the lower roller driving device 12 drives the lower roller 4 to rotate towards the direction enabling the rolled product to advance, the upper roller driving device 6 enables the rotation direction of the upper roller 3 to be opposite to the rotation direction of the lower roller 4, the extrusion degree and the rotation frequency are determined according to the rolling requirement, the upper roller 3 and the lower roller 4 keep rotating at a constant speed until the rolling is completed, the upper roller driving device 6 and the lower roller driving device 12 are stopped, the upper roller.

The above-mentioned embodiments are only described as the preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention, and the technical content of the present invention, which is claimed by the present invention, is fully recorded in the technical claims.

Claims

1. An adjustable three-roller plate bending machine is characterized in that: the upper roll driving device comprises a base, two side plates, an upper roll, two lower rolls, two supporting seats and a lower roll driving mechanism, wherein the two side plates are symmetrically fixed on two sides of the upper surface of the base, the upper roll and the two lower rolls are arranged between the two side plates, the two ends of the upper roll and the two lower rolls are respectively and fixedly arranged on the two side plates, the two lower rolls are symmetrically arranged on the same horizontal plane, the upper roll is arranged right above a symmetrical shaft of the two lower rolls, an upper roll driving device is arranged between the two ends of the upper roll and the side plates, the two side plates are symmetrically provided with sliding grooves corresponding to the two ends of the upper roll, one side of each upper roll driving device far away from the upper roll is embedded in the sliding grooves, a hydraulic cylinder is fixedly arranged above each upper roll driving device, the upper surface of the upper roll driving device is connected with the, and one end of each lower roller penetrates through the side plate to be connected with the lower roller driving mechanism.

2. The adjustable three-roll plate bending machine according to claim 1, wherein: the lower roll driving mechanism comprises a lower roll driving device, two large gears, a small gear, a transmission shaft and a shell, wherein one end of each lower roll penetrates through the end part of the side plate and is sleeved in the two large gears, the small gear is arranged between the two large gears and can be meshed with the two large gears simultaneously, one end of the transmission shaft is sleeved with the small gear, the other end of the transmission shaft is in transmission connection with the lower roll driving device, the shell is arranged on the periphery of the lower roll driving device, the two large gears, the small gear and the transmission shaft, and the lower roll driving device is fixed on the.

3. The adjustable three-roll plate bending machine according to claim 1, wherein: and a connecting shaft is also arranged between the two ends of the upper roller and the upper roller driving device, each connecting shaft and the upper roller are integrally formed, and one end of each connecting shaft, which is close to the upper roller driving device, is in transmission connection with the upper roller driving device.

4. The adjustable three-roll plate bending machine according to claim 1, wherein: an arc-shaped groove is formed in the upper surface of each supporting seat corresponding to the lower roller, and the lower roller can rotate in the arc-shaped groove.

5. The adjustable three-roll plate bending machine according to claim 1, wherein: the other end of each lower roller is connected with the side plate in the following mode: a fixed shaft horizontally extends from the position of the side plate corresponding to the axle center of the lower roll to the corresponding supporting seat direction, a first rotating groove is formed in the end part of the other end of the lower roll corresponding to the fixed shaft, the outer diameter of the fixed shaft is equal to the inner diameter of the first rotating groove, and the other end of the lower roll is sleeved on the fixed shaft.

6. The adjustable three-roll plate bending machine according to claim 1, wherein: the other end of each lower roller is connected with the side plate in the following mode: and a second rotating groove is formed in the position, corresponding to the other end of the lower roller, of the side plate, the other end of the lower roller is inserted into the second rotating groove to be connected, and the inner diameter of the second rotating groove is equal to the outer diameter of the lower roller.