CN215998191U

CN215998191U - Plate rolling machine

Info

Publication number: CN215998191U
Application number: CN202120186122.XU
Authority: CN
Inventors: 汪立新; 王先锋; 康辉
Original assignee: Changsha Jinfeng Heavy Engineering Technology Co ltd
Current assignee: Changsha Jinfeng Heavy Engineering Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2022-03-11
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to a plate bending machine, which comprises an upper roller, a first lower roller, a second lower roller, a transmission mechanism and a turnover mechanism, wherein the turnover mechanism comprises a base, a turnover oil cylinder and a turnover table, the turnover table is arranged on the base and is hinged with the base, the turnover oil cylinder is used for driving the turnover table to turn over relative to the base, a rack and the turnover table are respectively provided with a first lifting block and a second lifting block, a vertical lifting device comprises a first driving piece and a second driving piece, the first driving piece and the second driving piece synchronously run, the first lifting block and the second lifting block are respectively connected with the first driving piece and the second driving piece, the lifting block is internally provided with a transmission bearing seat, the second lifting block is provided with a turnover bearing seat, two ends of the upper roller are respectively connected with the transmission bearing seat and the turnover bearing seat, and the transmission mechanism is in transmission connection with the first lower roller and the second lower roller. The utility model has the characteristics of compact and reasonable structural design, high safety, stable operation and simple operation, and effectively improves the processing efficiency.

Description

Plate rolling machine

Technical Field

The utility model belongs to the technical field of wind power tower cylinder manufacturing, and particularly relates to a plate rolling machine.

Background

At present, the universal barrel rolling equipment at home and abroad mainly comprises a symmetrical three-roller plate bending machine, a horizontal downward-adjusting three-roller plate bending machine, an upper roller universal three-roller plate bending machine, an arc downward-adjusting three-roller plate bending machine, a four-roller plate bending machine and the like. The symmetrical three-roller plate bending machine has no pre-bending function, has longer residual straight edge when in rolling, and is generally used for rolling a thin plate or a thick plate with large cylinder diameter; the arc line downward regulating three-roller plate bending machine is lifted into a link mechanism and is suitable for rolling steel plates with the thickness of less than 40 mm; the four-roller plate bending machine has the advantages of complex structure, large weight and volume, difficult mastering of operation technology and low market share; the leading products suitable for rolling 40-100mm steel plates in the market are horizontal downward-adjusting and upper-roller universal three-roller plate rolling machines.

When the plate is rolled, the plate needs to be unloaded. Firstly, the upper roller is lifted to a certain height and stopped, the supporting seat is turned over, the coiled metal cylinder can be discharged from one end of the upper roller, and after the discharging is finished, the metal cylinder is gradually recovered according to the reverse procedure. But the existing supporting seat is integrally formed, so that the unloading is not facilitated; in addition, the turnover cannot be smoothly completed due to the weight of the supporting seat. The prior art also discloses that the supporting seat can be toppled, but the structure is too complex and the operation is difficult.

In view of the above, it is desirable to provide a plate rolling machine with simple structure, easy operation and easy unloading.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plate bending machine which is simple in structure, simple and convenient to operate and easy to unload.

The above purpose is realized by the following technical scheme: a plate rolling machine comprises a machine base, a machine frame, an upper roller, a first lower roller, a second lower roller, a vertical lifting device, a transmission mechanism and a turnover mechanism, wherein the machine frame, the vertical lifting device and the transmission mechanism are arranged on the machine base, the turnover mechanism comprises a base, a turnover oil cylinder and a turnover table, the turnover oil cylinder comprises a hydraulic rod, one end of the hydraulic rod acts in a hydraulic cylinder of the turnover oil cylinder, the other end of the hydraulic rod is hinged with the turnover table at a preset included angle, the turnover table is arranged on the base and hinged with the base, the turnover oil cylinder is used for driving the turnover table to turn over relative to the base, the machine frame and the turnover table are respectively provided with a first lifting block and a second lifting block, the vertical lifting device comprises a first driving piece and a second driving piece, the first driving piece and the second driving piece synchronously run, the first lifting block and the second lifting block are respectively connected with the first driving piece and the second driving piece, the first driving piece and the second driving piece are respectively used for driving the first lifting block and the second lifting block to move vertically, a transmission bearing seat is arranged in the lifting block, a turnover bearing seat is arranged on the second lifting block, two ends of the upper roller are respectively connected with the transmission bearing seat and the turnover bearing seat, and the transmission mechanism is in transmission connection with the first lower roller and the second lower roller and is used for driving the first lower roller and the second lower roller to rotate.

The utility model is used for rolling a plate into a cylinder in the process of preparing a wind power tower cylinder, the plate is placed between an upper roller and a lower roller, a first driving piece and a second driving piece synchronously drive a first lifting block and a second lifting block to vertically move downwards to drive an upper roller to move downwards at the central symmetrical positions of the two lower rollers, meanwhile, a transmission mechanism is started to drive the first lower roller and the second lower roller to rotate to provide torque for rolling the plate, and the metal plate is continuously bent for multiple times by virtue of the downward pressing of the upper roller and the rotating movement of the lower roller to generate permanent plastic deformation and is rolled into the required cylinder; when the plate is unloaded, the turnover oil cylinder works, the hydraulic rod drives the turnover table to turn over relative to the base, and the rolled plate is easily unloaded manually.

The technical scheme is that one end of each of the first lower roller and the second lower roller is rotatably connected with the base, the other end of each of the first lower roller and the second lower roller is provided with a driven gear, the transmission mechanism comprises a driving motor, a speed reducer and a driving gear, an output shaft of the driving motor is connected with an input shaft of the speed reducer, an output shaft of the speed reducer is connected with the driving gear, and the driving gear is meshed with the driven gear. So set up, the driven gear meshing that the driving gear through last driving gear drive two lower rolls of speed reducer makes rotary motion, so to guarantee two lower roll synchronous motion, guaranteed the uniformity of product, bring better economic benefits for the enterprise.

The further technical scheme is that a mounting seat is arranged at the bottommost end of the base, and the turnover oil cylinder is fixedly mounted on the mounting seat.

The further technical scheme is that the vertical lifting device is a hydraulic oil cylinder, the hydraulic oil cylinder is provided with a hydraulic control one-way valve, an oil filter is arranged in a return pipeline of the hydraulic oil cylinder, and a heater, a liquid level meter and a pressure gauge are arranged in an oil tank of the hydraulic oil cylinder.

The other technical scheme is that the connecting and contacting parts of the driven gear of the first lower roller and the driven gear of the second lower roller and the first lower roller and the second lower roller are respectively provided with asbestos friction plates. So, the lower roll driven gear is connected the contact site with the lower roll and is equipped with the asbestos friction disc, and the lower roll skids when preventing equipment from transshipping, guarantees equipment safety.

The further technical scheme is that the speed reducer is connected to the driving motor through an elastic cylindrical pin coupling machine.

The technical scheme is that a row of fixed carrier rollers are arranged at the lower parts of the first lower roller and the second lower roller. By the arrangement, the span of the two lower rollers is shortened, so that the precision of the rolled workpiece and the overall performance of the machine are improved.

The further technical scheme is that a reinforcing plate is arranged at the connecting part of the bottom of the rack and the machine base. By the arrangement, the integral stability of the plate bending machine is ensured.

Compared with the prior art, the utility model has the characteristics of compact and reasonable structural design, high safety, stable operation and simple operation, and effectively improves the processing efficiency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

FIG. 1 is a schematic front view of a plate bending machine according to an embodiment of the present invention;

FIG. 2 is a side view of a plate bending machine in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural view of the tilting mechanism according to an embodiment of the present invention.

In the figure:

1 machine frame 2 upper roll 3 first lower roll 4 second lower roll

5 upset hydro-cylinder 6 base 7 upset platform 8 hydraulic stem

9 first lifting block 10 transmission bearing seat 11 driving motor 12 driving gear

13 reducer 14, first driving piece 15, ear plate 16 and rotating shaft

Detailed Description

The present invention will now be described in detail with reference to the drawings, which are given by way of illustration and explanation only and should not be construed to limit the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.

The embodiment of the utility model is as follows, referring to fig. 1 to 3, a plate rolling machine comprises a machine base, a machine frame 1, an upper roller 2, a first lower roller 3, a second lower roller 4, a vertical lifting device, a transmission mechanism and a turnover mechanism, wherein the machine frame 1, the vertical lifting device and the transmission mechanism are arranged on the machine base, the turnover mechanism comprises a base 6, a turnover oil cylinder 5 and a turnover table 7, the turnover oil cylinder 5 comprises a hydraulic rod 8, one end of the hydraulic rod 8 acts in a hydraulic cylinder of the turnover oil cylinder 5, the other end of the hydraulic rod is hinged with the turnover table 7 at a preset included angle, the turnover table 7 is arranged on the base 6 and hinged with the base 6, the turnover oil cylinder 5 is used for driving the turnover table 7 to turn over relative to the base 6, the machine frame 1 and the turnover table 7 are respectively provided with a first lifting block 9 and a second lifting block, the vertical lifting device comprises a first driving piece 14 and a second driving piece, first driving piece 14 and second driving piece synchronous operation, first elevator 9 and second elevator respectively with first driving piece 14 and second driving piece link to each other, first driving piece 14 and second driving piece are used for the drive respectively first elevator 9 and second elevator vertical motion, be equipped with transmission bearing frame 10 in the elevator, the second elevator is equipped with the upset bearing frame, go up the both ends of roller 2 respectively with transmission bearing frame 10 links to each other with the upset bearing frame, drive mechanism with first lower roller 3 and second lower roller 4 transmission are connected and are used for the drive first lower roller 3 and second lower roller 4 rotate.

The utility model is used for rolling a plate into a cylinder in the preparation process of a wind power tower, the plate is placed between an upper roller 2 and a lower roller, a first driving piece 14 and a second driving piece synchronously drive a first lifting block 9 and a second lifting block to vertically move downwards to drive the upper roller 2 to move downwards at the central symmetrical positions of the two lower rollers, simultaneously a transmission mechanism is started to drive a first lower roller 3 and a second lower roller 4 to rotate to provide torque for rolling the plate, and the metal plate is continuously bent for multiple times by means of the downward pressing of the upper roller 2 and the rotating movement of the lower rollers to generate permanent plastic deformation and is rolled into the required cylinder; during unloading, the overturning oil cylinder 5 works, the hydraulic rod 8 drives the overturning platform 7 to overturn relative to the base 6, and the rolled plate is easily unloaded manually.

Specifically, as shown in fig. 3, an ear plate 15 is disposed on one side of the turning table 7, and one end of the hydraulic rod 8 is hinged to the ear plate 15 through a rotating shaft 16.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1 and fig. 2, one end of the first lower roller 3 and one end of the second lower roller 4 are rotatably connected to the base 6, and the other end is provided with a driven gear, the transmission mechanism includes a driving motor 11, a speed reducer 13 and a driving gear 12, an output shaft of the driving motor 11 is connected to an input shaft of the speed reducer 13, an output shaft of the speed reducer 13 is connected to the driving gear 12, and the driving gear 12 is engaged with the driven gear. So set up, the driven gear meshing that drives two lower rolls through driving gear 12 on speed reducer 13 makes rotary motion, so to guarantee two lower roll synchronous motion, guaranteed the uniformity of product, bring better economic benefits for the enterprise.

On the basis of the above embodiment, in another embodiment of the present invention, a mounting seat is disposed at the bottom end of the base 6, and the tilting cylinder is fixedly mounted on the mounting seat.

On the basis of the above embodiment, in another embodiment of the utility model, the vertical lifting device is a hydraulic oil cylinder, the hydraulic oil cylinder is provided with a hydraulic control one-way valve, an oil filter is arranged in a return pipeline of the hydraulic oil cylinder, and a heater, a liquid level meter and a pressure gauge are arranged in an oil tank of the hydraulic oil cylinder.

In addition to the above embodiment, in another embodiment of the present invention, asbestos friction sheets are provided at the connection contact portions between the driven gear of the first lower roll 3 and the driven gear of the second lower roll 4 and the first lower roll 3 and the second lower roll 4, respectively. So, the lower roll driven gear is connected the contact site with the lower roll and is equipped with the asbestos friction disc, and the lower roll skids when preventing equipment from transshipping, guarantees equipment safety.

In another embodiment of the present invention, the speed reducer 13 is connected to the driving motor 11 through an elastic cylindrical pin coupling.

On the basis of the above embodiment, in another embodiment of the present invention, a row of fixed supporting rollers is arranged at the lower part of the first lower roller 3 and the second lower roller 4. By the arrangement, the span of the two lower rollers is shortened, so that the precision of the rolled workpiece and the overall performance of the machine are improved.

On the basis of the above embodiment, in another embodiment of the present invention, a reinforcing plate is disposed at a connection portion between the bottom of the rack 1 and the machine base. By the arrangement, the integral stability of the plate bending machine is ensured.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A plate rolling machine is characterized by comprising a machine base, a machine frame, an upper roller, a first lower roller, a second lower roller, a vertical lifting device, a transmission mechanism and a turnover mechanism, wherein the machine frame, the vertical lifting device and the transmission mechanism are arranged on the machine base, the turnover mechanism comprises a base, a turnover oil cylinder and a turnover table, the turnover oil cylinder comprises a hydraulic rod, one end of the hydraulic rod acts in a hydraulic cylinder of the turnover oil cylinder, the other end of the hydraulic rod is hinged with the turnover table at a preset included angle, the turnover table is arranged on the base and is hinged with the base, the turnover oil cylinder is used for driving the turnover table to turn over relative to the base, the machine frame and the turnover table are respectively provided with a first lifting block and a second lifting block, the vertical lifting device comprises a first driving piece and a second driving piece, and the first driving piece and the second driving piece synchronously run, first elevator and second elevator respectively with first driving piece and second driving piece link to each other, first driving piece and second driving piece are used for the drive respectively first elevator and second elevator vertical motion, be equipped with the transmission bearing frame in the elevator, the second elevator is equipped with the turnover bearing frame, go up the both ends of roller respectively with the transmission bearing frame links to each other with the turnover bearing frame, drive mechanism with first lower roll and second lower roll transmission are connected and are used for the drive first lower roll and second lower roll rotate.

2. The plate rolling machine as claimed in claim 1, wherein one end of the first lower roller and the second lower roller is rotatably connected with the base, the other end of the first lower roller and the second lower roller is provided with a driven gear, the transmission mechanism comprises a driving motor, a speed reducer and a driving gear, an output shaft of the driving motor is connected with an input shaft of the speed reducer, an output shaft of the speed reducer is connected with the driving gear, and the driving gear is meshed with the driven gear.

3. The rolling machine as claimed in claim 1, wherein a mounting seat is provided on a lowermost end of the base, and the tilting cylinder is fixedly mounted on the mounting seat.

4. The plate bending machine as claimed in claim 2, wherein the first driving member and the second driving member are both hydraulic cylinders, the hydraulic cylinders are provided with hydraulic control one-way valves, oil filters are arranged in return pipelines of the hydraulic cylinders, and heaters, liquid level meters and pressure gauges are arranged in oil tanks of the hydraulic cylinders.

5. The plate rolling machine as claimed in any one of claims 1 to 4, wherein asbestos friction plates are provided at connection contact portions of the driven gear of the first lower roller and the driven gear of the second lower roller with the first lower roller and the second lower roller, respectively.

6. The rolling machine of claim 2, wherein the speed reducer is connected to the drive motor by a resilient cylindrical pin coupling.

7. The rolling machine of claim 5, wherein a row of fixed idlers is provided at lower portions of the first and second lower rolls.

8. The plate rolling machine as claimed in claim 5, wherein a reinforcing plate is provided at a portion where the bottom of the frame is connected to the base.