CN111054789B

CN111054789B - Three-roller plate bending machine

Info

Publication number: CN111054789B
Application number: CN201911256910.5A
Authority: CN
Inventors: 王涛
Original assignee: JIANGSU LONGSHENG MACHINE TOOL MANUFACTURING CO LTD
Current assignee: JIANGSU LONGSHENG MACHINE TOOL MANUFACTURING Co.,Ltd.
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2021-04-09
Anticipated expiration: 2039-12-10
Also published as: CN111054789A

Abstract

The invention relates to the technical field of mechanical manufacturing, and discloses a three-roller plate bending machine which comprises a rack, a main transmission device, a left side supporting transmission seat, a right side supporting transmission seat, an auxiliary transmission device, a detachable supporting seat, a hydraulic telescopic device, a lower roller, an upper roller, a fixed seat, a first fixed protection rod, a second fixed protection rod, a sliding supporting device and a bearing. Compared with the prior art, can break away from the supporting seat split and be left side supporting seat, right side supporting seat and under bracing seat, and respectively through hydraulic telescoping rod one, hydraulic telescoping rod two and hydraulic telescoping rod three control, when making go up the roller and can break away from the supporting seat and break away from, there is not any friction and collision between the two, and when compound, relative position between them still can composite mount when not taking place great displacement, and can not bump, reduce the damage that collision and friction caused, improve life between them, reduce maintenance number of times and cost, improve three-roller plate bending machine's work efficiency.

Description

Three-roller plate bending machine

Technical Field

The invention relates to the technical field of machine manufacturing, in particular to a three-roller plate bending machine.

Background

The three-roller plate bending machine is usually used for bending a metal plate into a cylinder shape, the working principle of the three-roller plate bending machine is shown in attached figures 1 and 2, wherein an upper roller vertically moves up and down at the central symmetrical position of two lower rollers through hydraulic oil in a hydraulic cylinder, a final gear of a secondary transmission device drives gears on the two lower rollers to engage and rotate to provide torque for the rolled metal plate, so that the metal plate is continuously bent for multiple times to generate permanent plastic deformation and be rolled into a required cylinder, conical cylinder and other shapes, after the rolling is finished, a main transmission device and the secondary transmission device are closed, the lower roller and the upper roller stop rotating, a detachable supporting seat is separated from the upper roller through a hydraulic telescopic device, the rolled metal plate is separated from one side of a right supporting transmission seat by using a crane, but the three-roller plate bending machine has some defects in the use process, the following were used:

one of the problems is that when the hydraulic telescopic device is used for separating one end of the detachable supporting seat from one end of the upper roller, the hydraulic telescopic device and the detachable supporting seat form a certain angle, and the detachable supporting seat and the upper roller are in sleeve joint, so that the detachable supporting seat and the upper roller have large friction in the separation process, the connection between the detachable supporting seat and the upper roller is seriously worn, and in the composite process, once an error exists in the butt joint, the detachable supporting seat and the upper roller are collided, the butt joint is unsuccessful, the working efficiency is seriously influenced, even an orifice of the detachable supporting seat and the front end of the upper roller are knocked down, and the maintenance cost is increased.

Secondly, because the metal sheet is great and heavier, need use the crane to carry, at handling, to crane operating personnel's technical requirement than higher, in case improper operation, make metal sheet and lower roll and last roller collision and friction easily, cause the wearing and tearing everywhere on the surface of lower roll and last roller to differ, cause roll bending efficiency and quality to reduce.

Disclosure of Invention

The invention provides a three-roller plate bending machine which has the advantages of high protection and reduction of the difficulty of the operation technology, and solves the problems in the background technology.

The invention provides the following technical scheme: a three-roller plate bending machine comprises a machine frame, a main transmission device, a left supporting transmission seat, a right supporting transmission seat, an auxiliary transmission device, a detachable supporting seat, a hydraulic telescopic device, a lower roller, an upper roller, a fixed seat, a first fixed protection rod, a second fixed protection rod, a sliding support device and a bearing, wherein the main transmission device is installed on the left side of the machine frame, the left supporting transmission seat is installed on the upper surface of the machine frame and is positioned on the right side of the main transmission device, the right supporting transmission seat is installed at the right end of the upper surface of the machine frame, the auxiliary transmission device is installed on the upper surface of the machine frame and is positioned between the left supporting transmission seat and the right supporting transmission seat, the left supporting transmission seat and the right supporting transmission seat are in transmission connection through the auxiliary transmission device, the two lower rollers are arranged, two ends of the lower roller are respectively in movable connection with the left supporting transmission seat and, go up the both ends of roller and support transmission seat and right side respectively and support the top that transmission seat swing joint just is located lower roll central authorities with the left side, fixing base fixed mounting just supports the right side fixed connection of transmission seat with the right side at the very right-hand member of frame upper surface, can break away from the supporting seat and cup joint with the fixing base activity, hydraulic telescoping device with can break away from supporting seat fixed connection, fixed guard bar one and fixed guard bar two are by two respectively, the front and the back that do not support transmission seat and right side support transmission seat fixed connection and be located the lower roll are equallyd divide with the both ends of fixed guard bar two to fixed guard bar one, sliding support device fixed mounting is on fixed guard bar two, the fixed cup joint of bearing is on last roller.

Preferably, the detachable supporting seat comprises a left supporting seat, a right supporting seat and a lower supporting seat, the detachable supporting seat is in transmission connection with the upper roller through a bearing, the left supporting seat is in movable connection with the lower supporting seat, the right supporting seat is in movable connection with the lower supporting seat, a circular groove is formed in the detachable supporting seat, and the bearing is in movable connection with the circular groove.

Preferably, the hydraulic telescopic device comprises a first hydraulic telescopic rod, a second hydraulic telescopic rod and a third hydraulic telescopic rod, the first hydraulic telescopic rod and the second hydraulic telescopic rod are three-section telescopic rods, the third hydraulic telescopic rod is a two-section telescopic rod, one end of the first hydraulic telescopic rod and one end of the second hydraulic telescopic rod are respectively movably connected with the left side supporting seat and the right side supporting seat, the other end of the first hydraulic telescopic rod and the other end of the second hydraulic telescopic rod are fixedly connected with the top of the right side supporting transmission seat, one end of the third hydraulic telescopic rod is fixedly connected with the bottom of the lower supporting seat, the other end of the lower supporting seat is fixedly connected with the upper surface of the frame, the hydraulic telescopic rod is three-in position under the supporting seat, and the shortest length of the first hydraulic telescopic rod and the second hydraulic telescopic.

Preferably, the sliding support device comprises a support rod, a spring, a fixed rod and a roller, the support rod is fixedly connected with a first fixed protection rod and a second fixed protection rod respectively, the spring is movably arranged in the support rod, the fixed rod is movably sleeved with the support rod, the roller is movably sleeved with the fixed rod, and the outer layer of the roller is composed of hard rubber.

Preferably, the first fixed protection rod and the second fixed protection rod are in transmission connection through a sliding support device, the horizontal line included angle of the sliding support device is sixty degrees, and the height of the sliding support device is smaller than the height of the lower roller during running and higher than the height of the right side support transmission seat.

The invention has the following beneficial effects:

1. compared with the prior art, can break away from the supporting seat split and be left side supporting seat, right side supporting seat and under bracing seat, and respectively through hydraulic telescoping rod one, hydraulic telescoping rod two and hydraulic telescoping rod three control, when making go up the roller and can break away from the supporting seat and break away from, there is not any friction and collision between the two, and when compound, relative position between them still can composite mount when not taking place great displacement, and can not bump, reduce the damage that collision and friction caused, improve life between them, reduce maintenance number of times and cost, improve three-roller plate bending machine's work efficiency.

2. Through the setting of fixed guard bar one, fixed guard bar two and sliding support device for when installing the metal sheet and breaking away from web-like metal sheet from one side, there is a relative strong point, keep apart metal sheet and lower roll and last roller relatively, reduce the friction and the collision of metal sheet and lower roll and last roller, improve the security of lower roll and last roller, increase life between them, further reduce maintenance number of times and cost, and improve the installation and the efficiency that breaks away from, and then increase three-roller plate bending machine's work efficiency.

Drawings

FIG. 1 is a schematic front view of a conventional structure;

FIG. 2 is a right-side view of a conventional structure;

FIG. 3 is a schematic front view of the structure of the present invention;

FIG. 4 is a schematic right-view of the structure of the present invention;

FIG. 5 is a schematic right side view of a partial cross-sectional view of the structure of the present invention;

FIG. 6 is a schematic diagram of the invention at A in FIG. 3.

In the figure: 1. a frame; 2. a main transmission device; 3. the left side supports the transmission seat; 4. the right side supports the transmission seat; 5. a secondary transmission; 6. the support seat can be separated; 61. a left side supporting seat; 62. a right side supporting seat; 63. a lower support seat; 7. a hydraulic telescopic device; 71. a first hydraulic telescopic rod; 72. a second hydraulic telescopic rod; 73. a third hydraulic telescopic rod; 8. a lower roll; 9. upper roll; 10. a fixed seat; 11. fixing a first protection rod; 12. fixing a second protection rod; 13. a sliding support device; 131. a support bar; 132. a spring; 133. fixing the rod; 134. a roller; 14. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 3-6, a three-roller plate rolling machine comprises a frame 1, a main transmission device 2, a left supporting transmission seat 3, a right supporting transmission seat 4, an auxiliary transmission device 5, a detachable supporting seat 6, a hydraulic telescopic device 7, a lower roller 8, an upper roller 9, a fixed seat 10, a fixed guard rod I11, a fixed guard rod II 12, a sliding support device 13 and a bearing 14, wherein the main transmission device 2 is installed on the left side of the frame 1, the left supporting transmission seat 3 is installed on the upper surface of the frame 1 and is positioned on the right side of the main transmission device 2, the right supporting transmission seat 4 is installed on the right end of the upper surface of the frame 1, the auxiliary transmission device 5 is installed on the upper surface of the frame 1 and is positioned between the left supporting transmission seat 3 and the right supporting transmission seat 4, the left supporting transmission seat 3 and the right supporting transmission seat 4 are in transmission connection through the auxiliary transmission device 5, two ends of a lower roller 8 are respectively movably connected with a left supporting transmission seat 3 and a right supporting transmission seat 4 and are positioned above an auxiliary transmission device 5, two ends of an upper roller 9 are respectively movably connected with the left supporting transmission seat 3 and the right supporting transmission seat 4 and are positioned above the center of the lower roller 8, a fixed seat 10 is fixedly arranged at the rightmost end of the upper surface of a machine frame 1 and is fixedly connected with the right side of the right supporting transmission seat 4, a detachable supporting seat 6 is movably sleeved with the fixed seat 10, a hydraulic telescopic device 7 is fixedly connected with the detachable supporting seat 6, a fixed protection rod I11 and a fixed protection rod II 12 are respectively divided into two parts, two ends of the fixed protection rod I11 and the fixed protection rod II 12 are respectively fixedly connected with the left supporting transmission seat 3 and the right supporting transmission seat 4 and are positioned at the front and the back of the lower roller 8, a sliding support device 13 is fixedly arranged on the, the bearing 14 is fixedly sleeved on the upper roller 9.

Wherein, the detachable supporting seat 6 comprises a left supporting seat 61, a right supporting seat 62 and a lower supporting seat 63, the detachable supporting seat 6 is in transmission connection with the upper roller 9 through a bearing 14, the left supporting seat 61 is in movable connection with the lower supporting seat 63, the right supporting seat 62 is in movable connection with the lower supporting seat 63, a circular groove is arranged in the detachable supporting seat 6, the bearing 14 is in movable connection with the circular groove, when the metal plate is required to be disassembled after being coiled, the left supporting seat 61 and the right supporting seat 62 can be firstly opened to remove the limit above the upper roller 9, and finally the metal plate descends along with the lower supporting seat 63 and is separated from the upper roller 9, and when the metal plate is reset, the lower supporting seat 63 positions and supports the upper roller 9, the left supporting seat 61 and the right supporting seat 62 are combined to increase the limit on the upper roller 9, the separation of the upper roller 9 can be, and reduce maintenance times and maintenance costs.

Wherein, the hydraulic telescopic device 7 comprises a first hydraulic telescopic rod 71, a second hydraulic telescopic rod 72 and a third hydraulic telescopic rod 73, the first hydraulic telescopic rod 71 and the second hydraulic telescopic rod 72 are three-section telescopic rods, the third hydraulic telescopic rod 73 is a two-section telescopic rod, one end of the first hydraulic telescopic rod 71 and one end of the second hydraulic telescopic rod 72 are respectively movably connected with the left supporting seat 61 and the right supporting seat 62, the other end of the first hydraulic telescopic rod 71 and the other end of the second hydraulic telescopic rod 72 are fixedly connected with the top of the right side supporting transmission seat 4, one end of the third hydraulic telescopic rod 73 is fixedly connected with the bottom of the lower supporting seat 63, the other end of the lower supporting seat 63 is fixedly connected with the upper surface of the frame 1, the third hydraulic telescopic rod 73 is positioned under the supporting seat 6 which can be separated, the shortest length of the first hydraulic telescopic rod 71 and the second hydraulic telescopic rod 72 after retraction is, the second section of the support device continuously retracts along with the falling of the detachable support seat 6 until the first hydraulic telescopic rod 71 is in a horizontal state, and at the moment, the detachable support seat 6 falls to be consistent with the height of the right support transmission seat 4, so that the blocking of the coiled metal plate is reduced, and the rigidness of the device is improved.

Wherein, the sliding support device 13 comprises a support rod 131, a spring 132, a fixed rod 133 and a roller 134, the support rod 131 is respectively fixedly connected with the first fixed guard rod 11 and the second fixed guard rod 12, the spring 132 is movably arranged inside the support rod 131, the fixed rod 133 is movably sleeved with the support rod 131, the roller 134 is movably sleeved with the fixed rod 133, the pre-assembly of the metal plate can play a role of fixed point support, the collision between the metal plate and the lower roller 8 or the upper roller 9 caused by unstable operation of a crane is reduced, meanwhile, when the rolled metal plate is separated, the rolled metal plate can be relatively isolated from the lower roller 8 and the upper roller 9, the collision and friction formed damage to the lower roller 8 and the upper roller 9 when the side shift is reduced, the safety of the device is improved, the maintenance cost is further reduced, the outer layer of the roller 134 is made of hard rubber, the spring 132 can be matched, the fixing rod 133 is locally pressed excessively, causing the sliding support 13 to be broken.

Wherein, fixed guard bar 11 is connected through the transmission of slip strutting arrangement 13 with fixed guard bar two 12, both ends through fixed guard bar 11 and fixed guard bar two 12 are supported, increase the holding power of slip strutting arrangement 13 to the metal sheet, simultaneously the connection between the three, can form one deck protector, increase operating personnel's security, the contained angle of slip strutting arrangement 13 water flat line is sixty degrees, make the formation contained angle of both sides, the holding power to the metal sheet is more concentrated, increase the stability of roll metal sheet, highly be less than the height that highly just is higher than the right side when lower roll 8 moves of slip strutting arrangement 13, can support roll metal sheet after lower roll 8 descends, and make roll metal sheet can cross the right side and support drive seat 4 and break away from equipment.

The working principle is that the fixing rod 133 is rotated to make the roller 134 perpendicular to the lower roller 8, then the metal plate is lifted by a crane to contact with the roller 134 first, then the metal plate passes through a gap between the lower roller 8 and the upper roller 9, then the main transmission device 2 and the auxiliary transmission device 5 are opened, the lower roller 8 is lifted upwards to lift the metal plate to be separated from the roller 134, the upper roller 9 moves downwards to provide torque for the metal plate, the metal plate is made into a coil shape under the action of the lower roller 8 and the upper roller 9, then the lower roller 8 is lowered, the upper roller 9 is lifted to make the metal plate contact with the roller 134, the coil-shaped metal plate is provided with supporting force by the sliding supporting device 13, the lower roller 8 is separated from the metal plate, then the metal plate is connected by the crane, and under the action of the hydraulic telescopic rods one 71, the hydraulic telescopic rods two 72 and the hydraulic telescopic rods three 73, the left supporting seat 61 and, when the trolley is connected to the metal plate but the metal plate is not separated from the slide support 13, a force is applied to the right side of the metal plate to slide the metal plate away from the right side.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A three-roller plate bending machine comprises a machine frame (1), a main transmission device (2), a left side supporting transmission seat (3), a right side supporting transmission seat (4), an auxiliary transmission device (5), a detachable supporting seat (6), a hydraulic telescopic device (7), a lower roller (8), an upper roller (9), a fixed seat (10), a first fixed protective rod (11), a second fixed protective rod (12), a sliding supporting device (13) and a bearing (14), wherein the main transmission device (2) is installed on the left side of the machine frame (1), the left side supporting transmission seat (3) is installed on the upper surface of the machine frame (1) and is positioned on the right side of the main transmission device (2), the right side supporting transmission seat (4) is installed at the right end of the upper surface of the machine frame (1), the auxiliary transmission device (5) is installed on the upper surface of the machine frame (1) and is positioned between the left side supporting transmission seat (3) and the right side supporting transmission, the utility model discloses a roller press, including left side support transmission seat (3), lower roll (8), lower roll (9), right side support transmission seat (4), lower roll (3) and lower roll (8), the left side supports transmission seat (3) and right side support transmission seat (4) and is connected through vice transmission (5) transmission, lower roll (8) have two, the both ends of lower roll (8) support transmission seat (3) and right side respectively and support transmission seat (4) swing joint and be located the top of lower roll (8) central authorities, its characterized in that with the left side respectively: the fixed seat (10) is fixedly installed at the rightmost end of the upper surface of the rack (1) and is fixedly connected with the right side of the right side supporting transmission seat (4), the detachable supporting seat (6) is movably sleeved with the fixed seat (10), the hydraulic telescopic device (7) is fixedly connected with the detachable supporting seat (6), the detachable supporting seat (6) comprises a left supporting seat (61), a right supporting seat (62) and a lower supporting seat (63), the detachable supporting seat (6) is in transmission connection with the upper roller (9) through a bearing (14), the left supporting seat (61) is movably connected with the lower supporting seat (63), the right supporting seat (62) is movably connected with the lower supporting seat (63), a circular groove is formed in the detachable supporting seat (6), and the bearing (14) is movably connected with the circular groove;

the two fixed protection rods I (11) and the two fixed protection rods II (12) are respectively provided, the two ends of each fixed protection rod I (11) and the two fixed protection rods II (12) are respectively fixedly connected with the left supporting transmission seat (3) and the right supporting transmission seat (4) and are positioned on the front surface and the back surface of the lower roller (8), the sliding support device (13) is fixedly arranged on the fixed protection rods II (12), and the bearing (14) is fixedly sleeved on the upper roller (9); the hydraulic telescopic device (7) comprises a first hydraulic telescopic rod (71), a second hydraulic telescopic rod (72) and a third hydraulic telescopic rod (73), the first hydraulic telescopic rod (71) and the second hydraulic telescopic rod (72) are three sections of telescopic rods, the third hydraulic telescopic rod (73) is a two-section telescopic rod, one end of the first hydraulic telescopic rod (71) and one end of the second hydraulic telescopic rod (72) are movably connected with the left supporting seat (61) and the right supporting seat (62) respectively, the other end of the first hydraulic telescopic rod (71) and the second hydraulic telescopic rod (72) are fixedly connected with the top of the right side supporting transmission seat (4), one end of the third hydraulic telescopic rod (73) is fixedly connected with the bottom of the lower supporting seat (63), the other end of the lower supporting seat (63) is fixedly connected with the upper surface of the frame (1), and the third hydraulic telescopic rod (73) is positioned under the supporting seat (6), and the shortest length of the retracted hydraulic telescopic rods I (71) and II (72) is less than the distance from the bottom ends to the fixed seat (10).

2. The three-roll plate bending machine according to claim 1, wherein: slide supporting device (13) include bracing piece (131), spring (132), dead lever (133) and gyro wheel (134), bracing piece (131) respectively with fixed fender rod one (11) and fixed fender rod two (12) fixed connection, spring (132) movable mounting is in the inside of bracing piece (131), dead lever (133) and bracing piece (131) activity cup joint, gyro wheel (134) and dead lever (133) activity cup joint, the skin of gyro wheel (134) comprises hard rubber.

3. The three-roll plate bending machine according to claim 1, wherein: fixed guard bar one (11) are connected through slip strutting arrangement (13) transmission with fixed guard bar two (12), the contained angle of slip strutting arrangement (13) water flat line is sixty degrees, the height that highly is less than lower roll (8) when moving of slip strutting arrangement (13) just is higher than the height that the right side supported transmission seat (4).