CN215279259U

CN215279259U - Electric pressing leveling machine

Info

Publication number: CN215279259U
Application number: CN202121357311.5U
Authority: CN
Inventors: 赵鸿飞; 蒋秀凡; 俞登勇; 马永真
Original assignee: Hefei Dingju Precision Manufacturing Co ltd
Current assignee: Hefei Dingju Precision Manufacturing Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-24
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses an electric pressing down leveler in the field of plate leveling, which comprises a frame, wherein a power unit is arranged in the frame, a bracket is fixed above the frame, an upper roller frame and a lower roller frame are arranged in the bracket, the lower roller frame is fixed with the bracket, the upper roller frame is driven by a driving unit to move up and down in the bracket, and the driving unit is arranged on the bracket; and a plurality of leveling rollers with parallel axes are arranged in the upper roller frame and the lower roller frame, and the leveling rollers rotate around the axes of the leveling rollers through power transmitted by the power unit. The utility model discloses an electronic leveling mode, drive unit, power pack can control its self performance parameter, and the interval between upper roll frame and the lower roll frame is adjustable, can be suitable for the panel of different thickness, and for manual pressure push down leveling mode, all there is great improvement in efficiency and the precision.

Description

Electric pressing leveling machine

Technical Field

The utility model relates to a panel field of leveling specifically is an electronic flattening machine that pushes down.

Background

In the production process of plates such as steel plates, aluminum plates and the like, warping or deformation of different degrees can occur, so that the plates need to be leveled to be flat to meet the use requirement. At present, a manual pressing leveling mode is still generally adopted, and the machining requirement cannot be met in precision. Accordingly, the applicant has proposed an electric screw-down leveler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic flattening machine that pushes down to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an electric pressing leveling machine comprises a rack, wherein a power unit is installed inside the rack, a support is fixed above the rack, an upper roller frame and a lower roller frame are arranged in the support, the lower roller frame is fixed with the support, the upper roller frame is driven by a driving unit to move up and down in the support, and the driving unit is installed on the support; and a plurality of leveling rollers with parallel axes are arranged in the upper roller frame and the lower roller frame, and the leveling rollers rotate around the axes of the leveling rollers through power transmitted by the power unit.

As the improved scheme of the utility model, an elastic device is connected between the upper roller frame and the lower roller frame.

As the utility model discloses a modified scheme, drive unit is including pushing down the motor, it passes through the screw-nut structure and is connected with last roll holder to push down the motor.

As the utility model discloses an improvement scheme, the screw-nut structure is including pushing down the nut and pushing down the lead screw, it is fixed with last roll holder to push down lead screw one end, and the other end passes the support and passes through the shaft coupling to be connected with the screw-down motor, push down the nut and push down lead screw threaded connection to fix on the support.

As the utility model discloses a modified scheme, drive unit is equipped with two sets ofly, two sets of symmetrical arrangement, and every group includes two drive unit each.

As the utility model discloses a modified scheme, power unit includes motor power, and motor power's output shaft is connected with the motor sprocket through the shaft hole cooperation, the gear box is installed to the frame top, and the motor sprocket passes through chain drive with the gear box sprocket and is connected, and the gear box sprocket passes through the shaft hole cooperation and is connected with the input gear axle, and the input gear axle passes through the bearing rotation with other gear shafts and fixes in the gear box, the gear shaft passes through the universal joint with the roller of leveling and is connected.

As the improved scheme of the utility model, the leveling roller in the upper roller frame and the leveling roller in the lower roller frame are arranged in a staggered way.

Has the advantages that: the utility model discloses an electronic leveling mode, drive unit, power pack can control its self performance parameter, and the interval between upper roll frame and the lower roll frame is adjustable, can be suitable for the panel of different thickness, and for manual pressure push down leveling mode, all there is great improvement in efficiency and the precision.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a top cross-sectional view of the present invention.

In the figure: 1-a frame; 2-a power unit; 3-motor chain wheel; 4-gearbox sprocket; 5-a gear shaft; 6-a gear box; 7-leveling rolls; 8, mounting a roller frame; 9-lower roller frame; 10-upright post; 11-a resilient means; 12-pressing down the screw rod; 13-pressing the nut; 14-a cover plate; 15-a coupler; 16-pressing down the motor; 17-a connecting flange; 18-a mounting frame; 19-carrying rollers; 20-a guide rail; 21-a slide block; 22-a guide wheel; 23-screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment 1, referring to fig. 1-2, an electric press-down leveler includes a frame 1, a power unit 2 installed inside the frame 1, and a bracket fixed above the frame 1, the bracket including four upright posts 10 fixed on the frame and a cover plate 14 fixed on the upright posts 10. An upper roller frame 8 and a lower roller frame 9 are arranged between the upright posts 10, wherein the lower roller frame 9 is fixed with the upright posts 10, the upper roller frame 8 is driven by a driving unit to move up and down along the height direction of the upright posts 10, and the driving unit is arranged on the bracket.

In some embodiments, in order to reduce the mutual friction between the side wall of the upper roller frame 8 and the upright post 10, the side wall of the upper roller frame 8 is a smooth arc, or in some embodiments, the upper roller frame 8 and the upright post 10 can slide up and down in a sliding rail sliding manner. A plurality of leveling rollers 7 with parallel axes are arranged in the upper roller frame 8 and the lower roller frame 9, and the leveling rollers 7 are connected with the upper roller frame 8 and the lower roller frame 9 through sliding bearings instead of rolling bearings in order to reduce cost and facilitate mounting and dismounting. The leveling rollers 7 are rotated about their own axes by power transmitted from the power unit 2.

Typically, the leveling rolls 7 in the upper roll stand 8 are staggered with respect to the leveling rolls 7 in the lower roll stand 9. In practice, a plate is placed between the leveling rollers 7 of the upper roller frame 8 and the lower roller frame 9, the power unit transmits power to drive the leveling rollers 7 to rotate, and the driving unit drives the leveling rollers 7 in the upper roller frame 8 to provide downward pressure. Because the leveling rollers 7 in the upper roller frame 8 and the lower roller frame 9 are provided with a plurality of leveling rollers 7, the plurality of leveling rollers 7 are matched to apply certain tensile force to the plate for a plurality of times, so that the plate is changed from bending to flat.

In some embodiments, as shown in fig. 3, a mounting frame 18 is fixed at both the feeding end and the discharging end of the frame 1, an idler roller 19 is rotatably fixed on the mounting frame 18, the central axis of the idler roller 19 is parallel to the axis of the leveling roller 7, and the idler roller 19 can play a role of bearing when the sheet material is fed and discharged.

Further, the axial both ends of the bearing roller 19 of frame 1 feed end still are equipped with the guider who fixes on mounting bracket 18 respectively, and guider includes along the guide rail 20 that arranges along the axis direction of bearing roller 19, is equipped with slider 21 on the guide rail 20, rotates on the slider 21 and is fixed with leading wheel 22, and threaded connection has screw rod 23 on the mounting bracket 18 lateral wall, and screw rod 23 tip butt slider 21 lateral wall. By adjusting the feeding length of the screw 23, the distance between the two sliding blocks 21 can be changed, and the width of the plate can be adjusted by the guide wheel 22, so that the plate is prevented from being deviated in the feeding process.

In embodiment 2, the elastic device 11 is connected between the upper roll holder 8 and the lower roll holder 9 in addition to embodiment 1. The elastic means 11 are preferably springs. When the driving unit drives the upper roll frame 8 to move downwards, the elastic device 11 is in a compressed state and provides upward elastic force, and the size of the roll gap of the leveling roll 7 between the upper roll frame 8 and the lower roll frame 9 can be controlled by adjusting the specification size of the elastic device, so that the device is suitable for plates with different thicknesses.

Example 3, in this embodiment, the driving unit includes a screw down motor 16, and the screw down motor 16 is connected to the upper roller frame 8 through a screw nut structure. Further, the screw-nut structure comprises a pressing nut 13 and a pressing screw 12, one end of the pressing screw 12 is fixed with the upper roller frame 8, the other end of the pressing screw passes through a cover plate 14 and is connected with a pressing motor 16 through a coupler 15, the pressing motor 16 is fixed on the cover plate 14 through a connecting flange 17, and the pressing nut 13 is in threaded connection with the pressing screw 12 and is tightly pressed and fixed on the cover plate 14.

In order to equalize the pressure exerted downwards by the leveling rollers of the upper roller stand 8, the drive units are provided in two groups, which are symmetrically arranged and each of which comprises two drive units.

In other embodiments, the driving unit may also be a hydraulic machine, an air cylinder, or other power devices capable of providing pressure downward, and it may also be connected to the upper roller frame 8 by other transmission methods such as a rail slider, a gear rack, and the like, as long as it is within the scope of the embodiment that the upper roller frame 8 can provide pressure downward.

Embodiment 4, in this embodiment, the power unit 2 includes a power motor, an output shaft of the power motor is connected to a motor sprocket 3 through a shaft hole in a matching manner, a gear box 6 is installed above the rack 1, the motor sprocket 3 is connected to the gear box sprocket 4 through a chain, and the motor sprocket 3 is preferably a double-row sprocket and is connected to two gear box sprockets 4 respectively, so as to improve transmission efficiency and reduce loss. The gear box chain wheel 4 is matched with an input gear shaft through a shaft hole and is connected with the input gear shaft, the input gear shaft and other gear shafts 5 are rotationally fixed in the gear box 6 through bearings, and the gear shaft 5 is connected with the leveling roller 7 through a universal joint.

The power motor is arranged in the frame 1, and the motor chain wheel 3 rotates along with the output shaft of the power motor; the motor chain wheel 3 drives the gear box chain wheel 4 to rotate through a chain, and the gear box chain wheel 4 drives the two input gear shafts to rotate; the two input gear shafts 5 drive other gear shafts 5 to rotate, the gear shafts 5 are correspondingly connected with the leveling rollers 7 through universal joints and finally drive the leveling rollers 7 to rotate, and the effect of leveling the plate between the leveling rollers 7 of the upper roller frame 8 and the lower roller frame 9 is achieved.

The utility model discloses an electronic leveling mode, drive unit, power pack can control its self performance parameter, and the interval between upper roll frame and the lower roll frame is adjustable, can be suitable for the panel of different thickness, and for manual pressure push down leveling mode, all there is great improvement in efficiency and the precision.

Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An electric pressing leveling machine comprises a rack (1) and is characterized in that a power unit (2) is installed inside the rack (1), a support is fixed above the rack (1), an upper roller frame (8) and a lower roller frame (9) are arranged in the support, the lower roller frame (9) is fixed with the support, the upper roller frame (8) is driven by a driving unit to move up and down in the support, and the driving unit is installed on the support; a plurality of leveling rollers (7) with parallel axes are installed in the upper roller frame (8) and the lower roller frame (9), and the leveling rollers (7) rotate around the axes of the leveling rollers through power transmission of the power unit (2).

2. An electric screw-down leveler according to claim 1 where the frame (1) is fixed with mounting brackets (18) at both the feed end and the discharge end, and where the mounting brackets (18) are fixed with carrier rollers (19) in a rotating manner, and the central axis of the carrier rollers (19) is parallel to the axis of the leveler roller (7).

3. An electric screw-down leveler according to claim 2 characterized in that the axial ends of the idler (19) at the feed end of the frame (1) are respectively provided with a guide device fixed on the mounting frame (18), the guide device comprises a guide rail (20) arranged along the axial direction of the idler (19), the guide rail (20) is provided with a slide block (21), the slide block (21) is rotatably fixed with a guide wheel (22), the side wall of the mounting frame (18) is connected with a screw rod (23) by screw thread, and the end of the screw rod (23) abuts against the side wall of the slide block (21).

4. An electric screw-down leveler as claimed in claim 1, 2 or 3, characterized in that an elastic means (11) is connected between the upper roll stand (8) and the lower roll stand (9).

5. An electric screw down leveler as defined in claim 1 wherein the drive unit comprises a screw down motor (16), the screw down motor (16) being connected to the upper roll frame (8) by a lead screw nut arrangement.

6. An electric screw-down leveler as claimed in claim 5, wherein the screw-nut structure comprises a screw-nut (13) and a screw-down screw (12), one end of the screw-down screw (12) is fixed with the upper roll frame (8), the other end passes through the bracket and is connected with a screw-down motor (16) through a coupling (15), and the screw-nut (13) is connected with the screw-down screw (12) in a threaded manner and is fixed on the bracket.

7. An electric screw down leveler as claimed in claim 5 or 6 wherein the drive units are provided in two groups, two groups being symmetrically arranged and each group comprising two drive units each.

8. An electric screw-down leveler according to claim 1, wherein the power unit (2) comprises a power motor, the output shaft of the power motor is connected with a motor chain wheel (3) through a shaft hole in a matching manner, a gear box (6) is installed above the frame (1), the motor chain wheel (3) is connected with a gear box chain wheel (4) through a chain transmission, the gear box chain wheel (4) is connected with an input gear shaft through a shaft hole in a matching manner, the input gear shaft and other gear shafts (5) are rotationally fixed in the gear box (6) through bearings, and the gear shaft (5) is connected with the leveling roller (7) through a universal joint.

9. An electric screw-down leveler as defined in claim 1 where the leveler roll (7) is connected to the upper roll stand (8) and the lower roll stand (9) by means of slide bearings.

10. An electric screw-down leveler as defined in claim 1 where the surface where the upper roll stand (8) and the bracket make relative movement is a smooth curved surface.