Continuous calender

Abstract

The utility model discloses a continuous calender, which belongs to the technical field of calenders and comprises a base, and a fixed box is fixedly mounted at the upper end of the base. A plurality of guide rollers are rotationally mounted in the fixed box body; a plurality of pressing rollers matched with the guide rollers are rotationally arranged in the movable box body; a separated roller spacing adjusting mechanism is mounted at the upper end of the base table and on the movable box body; the separated roller spacing adjusting mechanism comprises an integral lifting assembly and a separated lifting assembly; a central control box is fixedly mounted on the front side of the left end of the fixed box body; acousto-optic alarms are fixedly mounted on the left and right sides of the rear end of the base; and a workpiece state monitoring mechanism is arranged at the rear end of the movable box body. The distance between each group of guide rollers and pressing rollers is controlled by different groups of separating and lifting assemblies and is gradually reduced from front to back, so that the preset rolling thickness of a thicker workpiece is more smoothly completed, the extra workload of changing the roller spacing for multiple times and taking out the workpiece and then putting the workpiece into a calender is avoided, and the rolling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to calender technology field, concretely relates to a continuous calender. BACKGROUND

[0002] The calender is equipped with two or more rollers arranged in a specific way. Under specific temperature conditions, these rollers can press and stretch the material into a specific thickness.

[0003] Chinese patent CN218014923U discloses a stainless steel belt calender, which comprises a calendering device, a driving device for driving the calendering device to calender the stainless steel belt, and a conveying device arranged behind the calendering device. The calendering device comprises an upper compression roller, a lower compression roller arranged correspondingly below the upper compression roller, an upper brush roller arranged behind the upper compression roller, a lower brush roller arranged correspondingly below the upper brush roller, and an oil injection mechanism arranged above the upper compression roller. The conveying device comprises a conveying platform, a clamping blocking assembly arranged in front of the conveying platform, a plurality of cooling pipes arranged equidistantly inside the conveying platform, an input pipe for conveying cooling liquid, and an output pipe. However, the device still has the following problems during use:

[0004] Because the initial thickness of different workpieces is different, when it is necessary to calender workpieces of different thicknesses to the same thickness, it is necessary to repeatedly calender the workpieces by the calendering rollers, which requires taking out the workpieces from the device after calendering once, adjusting the roller distance, and then calendering again, which is relatively inconvenient.

[0005] Therefore, the utility model designs a continuous calender to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings of the prior art, the utility model provides a continuous calender.

[0007] To achieve the above purposes, the utility model realizes the following technical schemes:

[0008] A continuous calender machine comprises a base, a fixed box, a movable box, guide rollers, compression rollers, a separate roller gap adjusting mechanism, a workpiece state monitoring mechanism, an audible and visual alarm and a central control box. The fixed box is fixedly installed on the upper end of the base. The guide rollers are rotatably arranged in the fixed box. The compression rollers are rotatably arranged in the movable box. The separate roller gap adjusting mechanism is installed on the upper end of the base and the movable box. The separate roller gap adjusting mechanism is used for controlling the distance between the guide rollers and the compression rollers and can separately set the distance between each pair of guide rollers and compression rollers. The separate roller gap adjusting mechanism comprises a whole lifting assembly for controlling the movement of the movable box to simultaneously lift or lower the compression rollers and a separate lifting assembly for controlling the lifting or lowering of a single compression roller on the movable box. The whole lifting assembly is installed on the base and the movable box. The separate lifting assembly is arranged in multiple groups and linearly and equidistantly distributed on the movable box. The separate lifting assembly is installed on the movable box and connected with the compression rollers. The central control box is fixedly installed on the front side of the left end of the base. The audible and visual alarms are fixedly installed on the left and right sides of the rear end of the base. The movable box is provided with ultrasonic sensors for monitoring whether there are cracks on the surface of the workpiece. The rear end of the movable box is provided with a workpiece state monitoring mechanism for marking the workpiece with cracks. The workpiece state monitoring mechanism is electrically connected with the central control box. The central control box is electrically connected with the audible and visual alarms.

[0009] Furthermore, the whole lifting assembly comprises a whole driving assembly, a vertical plate and a sliding groove. The whole driving assembly is installed on the base. The whole driving assembly is connected with the movable box. Two vertical plates are symmetrically installed on the left and right sides of the upper end of the base. The sliding groove is arranged on the vertical plate.

[0010] Furthermore, the whole driving assembly comprises a first hydraulic cylinder and a push plate. The first hydraulic cylinder is fixedly installed on the left and right sides of the upper end of the base. The output end of the first hydraulic cylinder is fixedly connected with the push plate. The two push plates are fixedly connected with the movable box at the end close to each other.

[0011] Furthermore, the separate lifting assembly comprises a separate driving assembly, an avoiding groove, a guide rail and a sliding block. The separate driving assembly is installed on the top end of the movable box and connected with the compression rollers. The avoiding groove is arranged on the left and right ends of the movable box. The guide rail is fixedly installed on the inner walls of the front and rear sides of the avoiding groove. The sliding block is limitingly and slidably connected with the guide rail. The sliding block is connected with the separate driving assembly.

[0012] Furthermore, the separate driving assembly comprises a second hydraulic cylinder and a connecting plate. The second hydraulic cylinder is fixedly installed on the top end of the movable box. The output end of the second hydraulic cylinder is fixedly connected with the upper end of the connecting plate. The compression roller is rotatably arranged in the connecting plate. The two sliding blocks are fixedly connected with the connecting plate at the end close to each other.

[0013] Further, the workpiece state monitoring mechanism comprises double-shaft air cylinders, a marker pen and a connecting block, the two double-shaft air cylinders are fixedly installed on the upper side of the rear end of the movable box body; the output end of the double-shaft air cylinder is fixedly connected with the connecting block; the marker pen is slidably connected with the connecting block; the double-shaft air cylinder is electrically connected with the central control box.

[0014] Further, the workpiece state monitoring mechanism further comprises a spring, the spring is fixedly connected between the marker pen and the connecting block.

[0015] Further, the guide rollers are linearly and equidistantly distributed in the fixed box body.

[0016] Compared with the prior art, the workpiece is moved to the front end of the base by the conveying device, and then the workpiece is calendered by the guide rollers and the compression rollers; due to different initial thicknesses of the workpieces, the different compression rollers in the movable box body are individually lifted by the separate lifting assemblies, the distance between each group of guide rollers and compression rollers is controlled by the separate lifting assemblies, and the distance is sequentially decreased from front to back, so that the workpiece with a relatively large thickness is more smoothly completed to a predetermined calendering thickness, and the additional workload of changing the roll gap multiple times and taking out and putting into the calendering machine is avoided, and the calendering efficiency is improved; when the thickness of the workpiece is relatively small and close to the predetermined calendering thickness, the movable box body is lifted as a whole by the overall lifting assembly, so as to change the distance between the multiple guide rollers and compression rollers, and the workpiece is more uniformly calendered by the cooperation of the multiple guide rollers and compression rollers; when calendering, the surface of the workpiece may be cracked due to a large tension, the workpiece is monitored by the ultrasonic sensor arranged in the movable box body; if the workpiece is cracked, the central control box sends a signal to the audible and visual alarm instrument; the audible and visual alarm instrument works to remind the worker that the workpiece is faulty; and the workpiece state monitoring mechanism marks the workpiece, so that the worker can easily find the crack; the workpiece state monitoring mechanism guarantees the quality of the workpiece calendering, avoids the influence of the crack of the workpiece on the subsequent production process, and improves the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating any creative labor.

[0018] Figure 1 A three-dimensional view of the continuous calendering machine of the present application Figure 1 ;

[0019] Figure 2A front view of a continuous calender of the utility model;

[0020] Figure 3 A perspective view of a continuous calender of the utility model Figure 2 ;

[0021] Figure 4 For Figure 1 The enlarged view of A in the middle.

[0022] The reference numerals in the drawing respectively represent:

[0023] 1, base station; 2, fixed box body; 3, movable box body; 4, guide roller; 5, compression roller; 6, split roller distance adjusting mechanism; 61, integral lifting assembly; 611, first hydraulic cylinder; 612, push plate; 613, vertical plate; 614, sliding groove; 62, split lifting assembly; 621, second hydraulic cylinder; 622, avoiding groove; 623, guide rail; 624, sliding block; 625, connecting plate; 7, workpiece state monitoring mechanism; 71, spring; 72, double-shaft air cylinder; 73, marker pen; 74, connecting block; 8, audible and visual alarm instrument; 9, central control box. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] In the following description, "left", "right", "front", "rear", "upper", "lower" are oriented in the perspective direction of the front view.

[0026] In some embodiments, please refer to the Figures 1-4The utility model relates to a continuous calender, including the base 1, the upper end fixed mounting of base 1 has fixed box 2, rotate and install a plurality of guide roller 4 in fixed box 2, and guide roller 4 is linearly equidistant evenly distributed in fixed box 2, and the upper end of base 1 and movable box 3 are installed with split roll gap adjusting mechanism 6, and split roll gap adjusting mechanism 6 is used for controlling the distance between a plurality of guide roller 4 and compression roller 5 and can individually set the distance between each pair of guide roller 4 and compression roller 5, split roll gap adjusting mechanism 6 includes the integral lifting assembly 61 of control movable box 3 movement and realizes the lifting of a plurality of compression roller 5 simultaneously and the split lifting assembly 62 of control single compression roller 5 on movable box 3 and carry out lifting, integral lifting assembly 61 is installed on base 1 and movable box 3, split lifting assembly 62 is provided with multiple groups and is linearly equidistant evenly distributed on movable box 3, and split lifting assembly 62 is installed on movable box 3 and is connected with compression roller 5, the left end front side of base 1 is fixedly installed with central control box 9, and the rear end left and right sides of base 1 are fixedly installed with audible -visual alarm instrument 8, the movable box 3 is provided with ultrasonic sensor, is used for monitoring whether the workpiece surface has crack, and the rear end of movable box 3 is equipped with workpiece state monitoring mechanism 7 for marking the workpiece with crack, workpiece state monitoring mechanism 7 is electrically connected with central control box 9, and central control box 9 is electrically connected with audible -visual alarm instrument 8,

[0027] In the utility model, workpiece is moved to the front end of base 1 through conveying device, then calendering is carried out to workpiece through guide roller 4 and compression roller 5, because of different initial thicknesses of workpiece, split lifting assembly 62 works and drives different compression roller 5 in movable box 3 to individually lift, the distance between each group of guide roller 4 and compression roller 5 is controlled through different groups of split lifting assembly 62 and sequentially decreases from front to back, so that the workpiece with relatively thick thickness more smoothly completes predetermined calendering thickness, and the additional workload of needing to change roll gap multiple times and taking out and putting into calendering machine is avoided, and the calendering efficiency is improved, if the thickness of workpiece is relatively small and approaches preset calendering thickness, integral lifting assembly 61 works and drives movable box 3 to lift as a whole, and then the distance between a plurality of guide roller 4 and compression roller 5 is changed, through the cooperation of multiple groups of guide roller 4 and compression roller 5, so that workpiece obtains more uniform calendering effect, when calendering operation is carried out, the surface of workpiece can appear crack under relatively large tension, workpiece is monitored through the ultrasonic sensor arranged in movable box 3, if workpiece appears crack, central control box 9 sends signal to audible -visual alarm instrument 8, audible -visual alarm instrument 8 works and reminds staff that workpiece appears failure, and workpiece state monitoring mechanism 7 marks workpiece, which is convenient for staff to find crack, through workpiece state monitoring mechanism 7, the quality of workpiece calendering is guaranteed, and workpiece appearing crack also avoids affecting subsequent production process, and the practicability of the device is improved,

[0028] The integral lifting assembly 61 comprises a first hydraulic cylinder 611, a push plate 612, a vertical plate 613 and a sliding groove 614, the first hydraulic cylinder 611 is fixedly installed on the left and right sides of the upper end of the base 1, and the output end of the first hydraulic cylinder 611 is fixedly connected with the push plate 612; the two push plates 612 are fixedly connected with the movable box body 3 at the close end; two vertical plates 613 are symmetrically installed on the left and right sides of the upper end of the base 1, and the sliding groove 614 is arranged on the vertical plate 613; the movable box body 3 is limitingly and slidably connected with the sliding groove 614;

[0029] In the utility model, when the thickness of the calendered workpiece is small and close to the preset calendering thickness, the first hydraulic cylinders 611 on the two sides work simultaneously to drive the push plates 612 to move; the movable box body 3 moves downwards along the sliding groove 614, so that the distance between the multiple groups of compression rollers 5 and the guide rollers 4 in the movable box body 3 is changed; when the distance between the guide rollers 4 and the compression rollers 5 is the set calendering thickness, the workpiece enters the fixed box body 2 and the movable box body 3 from the front end of the base 1 and passes through the multiple groups of guide rollers 4 and compression rollers 5 in turn, so that the workpiece obtains more uniform calendering effect;

[0030] The separation lifting assembly 62 comprises a second hydraulic cylinder 621, an avoiding groove 622, a guide rail 623, a sliding block 624 and a connecting plate 625, the second hydraulic cylinder 621 is fixedly installed at the top end of the movable box body 3, and the output end of the second hydraulic cylinder 621 is fixedly connected with the upper end of the connecting plate 625; the compression roller 5 is rotatably arranged in the connecting plate 625; the avoiding grooves 622 are arranged at the left and right ends of the movable box body 3; the guide rails 623 are fixedly installed on the inner walls of the front and rear sides of the avoiding grooves 622; the sliding blocks 624 are limitingly and slidably connected with the guide rails 623; the two sliding blocks 624 are fixedly connected with the connecting plate 625 at the close end;

[0031] In the utility model, the second hydraulic cylinder 621 drives the connecting plate 625 to move along the guide rail 623 with the sliding block 624, so that the distance between the guide roller 4 and the compression roller 5 is changed; the height of different compression rollers 5 is controlled by different groups of second hydraulic cylinders 621, so that the distance between each group of guide rollers 4 and compression rollers 5 decreases from front to back; the workpiece with thick thickness and long length can more smoothly complete the predetermined calendering thickness, and the additional workload of needing to change the roll gap multiple times and taking out and putting in the workpiece into the calendering machine is avoided;

[0032] The workpiece state monitoring mechanism 7 comprises a spring 71, a double-shaft air cylinder 72, a marker pen 73 and a connecting block 74, the two double-shaft air cylinders 72 are fixedly installed on the upper side of the rear end of the movable box body 3; the output end of the double-shaft air cylinder 72 is fixedly connected with the connecting block 74; the marker pen 73 is slidably connected with the connecting block 74; the spring 71 is fixedly connected between the marker pen 73 and the connecting block 74; the double-shaft air cylinder 72 is electrically connected with the central control box 9;

[0033] In the utility model, when the ultrasonic sensor arranged in the movable box 3 monitors that the surface crack length of the calendered workpiece exceeds the set safety value, the central control box 9 will send a signal to the audible and visual alarm instrument 8, the audible and visual alarm instrument 8 will give an alarm, and the double shaft air cylinder 72 works and drives the connecting block 74 to move downwards until the lower end of the marker pen 73 touches the workpiece surface, the workpiece surface is marked, and the marker pen 73 will compress the spring 71 upwards, avoiding hard friction between the lower end of the marker pen 73 and the workpiece.

[0034] The above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that the technical solutions recorded in the foregoing examples can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A continuous calender, comprising a base (1), characterized in that: it further comprises a fixed box (2), a movable box (3), guide rollers (4), compression rollers (5), a separate roller gap adjusting mechanism (6), a workpiece state monitoring mechanism (7), an audible and visual alarm instrument (8) and a central control box (9), the upper end of the base (1) is fixedly provided with the fixed box (2); a plurality of guide rollers (4) are rotatably arranged in the fixed box (2); a plurality of compression rollers (5) are rotatably arranged in the movable box (3); the upper end of the base (1) and the movable box (3) are provided with the separate roller gap adjusting mechanism (6), which is used for controlling the distance between the plurality of guide rollers (4) and the compression rollers (5) and can individually set the distance between each pair of guide rollers (4) and compression rollers (5); the separate roller gap adjusting mechanism (6) comprises a whole lifting assembly (61) for controlling the movement of the movable box (3) to realize the simultaneous lifting of the plurality of compression rollers (5) and a separate lifting assembly (62) for controlling the lifting of a single compression roller (5) on the movable box (3); the whole lifting assembly (61) is installed on the base (1) and the movable box (3), the separate lifting assembly (62) is provided with multiple groups and is linearly and equidistantly and uniformly distributed on the movable box (3), and the separate lifting assembly (62) is installed on the movable box (3) and connected with the compression rollers (5); the left front side of the base (1) is fixedly provided with the central control box (9); the rear ends of the base (1) are fixedly provided with the audible and visual alarm instruments (8); the movable box (3) is provided with an ultrasonic sensor for monitoring whether there is a crack on the surface of the workpiece; the rear end of the movable box (3) is provided with the workpiece state monitoring mechanism (7) for marking the workpiece with a crack; the workpiece state monitoring mechanism (7) is electrically connected with the central control box (9); the central control box (9) is electrically connected with the audible and visual alarm instruments (8). The whole lifting assembly (61) comprises a whole driving assembly, a vertical plate (613) and a sliding groove (614), the whole driving assembly is installed on the base (1); the whole driving assembly is connected with the movable box (3); two vertical plates (613) are symmetrically installed on the left and right sides of the upper end of the base (1), and the vertical plates (613) are provided with the sliding grooves (614); the movable box (3) is limitingly and slidingly connected with the sliding grooves (614).

2. The continuous calender of claim 1, wherein, The whole driving assembly comprises a first hydraulic cylinder (611) and a push plate (612), the first hydraulic cylinder (611) is fixedly installed on the left and right sides of the upper end of the base (1), and the output end of the first hydraulic cylinder (611) is fixedly connected with the push plate (612); the end of the two push plates (612) close to each other is fixedly connected with the movable box (3).

3. The continuous calender of claim 2, wherein, ​ 4. The continuous calender of claim 1, wherein, The separation lifting assembly (62) comprises a separation driving assembly, an avoiding groove (622), a guide rail (623) and a sliding block (624), the separation driving assembly is installed at the top end of the movable box (3), and the separation driving assembly is connected with the compression roller (5); the left and right ends of the movable box (3) are provided with the avoiding grooves (622); the guide rails (623) are fixedly installed on the inner walls of the front and rear sides of the avoiding grooves (622); the sliding blocks (624) are limitingly and slidably connected with the guide rails (623); and the sliding blocks (624) are connected with the separation driving assembly.

5. The continuous calender of claim 4, wherein, The separation driving assembly comprises a second hydraulic cylinder (621) and a connecting plate (625), the second hydraulic cylinder (621) is fixedly installed at the top end of the movable box (3), and the output end of the second hydraulic cylinder (621) is fixedly connected with the upper end of the connecting plate (625); the compression roller (5) is rotatably arranged in the connecting plate (625), and the two sliding blocks (624) are fixedly connected with the connecting plate (625) at one end close to each other.

6. The continuous calender of claim 1, wherein, The workpiece state monitoring mechanism (7) comprises two double-shaft air cylinders (72), a marker pen (73) and a connecting block (74), the two double-shaft air cylinders (72) are fixedly installed on the upper side of the rear end of the movable box (3); the output end of the double-shaft air cylinder (72) is fixedly connected with the connecting block (74); the marker pen (73) is slidably connected with the connecting block (74); and the double-shaft air cylinder (72) is electrically connected with the central control box (9).

7. The continuous calender of claim 6, wherein, The workpiece state monitoring mechanism (7) further comprises a spring (71), and the spring (71) is fixedly connected between the marker pen (73) and the connecting block (74).

8. The continuous calender of claim 1, wherein, The guide rollers (4) are linearly and equidistantly and uniformly distributed in the fixed box (2).

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