Calender

Abstract

The utility model discloses a calender and relates to the technical field of calenders. The calender comprises side plates arranged on the two sides at intervals; the upper pressing roller and the lower pressing roller are rotationally connected between the side plates on the two sides and are distributed up and down; the cutting mechanisms are arranged on the side plates on the two sides, and each cutting mechanism comprises a cutter shaft and two circular cutters; the two ends of the cutter shaft are rotationally connected to the side plates on the two sides, and the cutter shaft is located on the front side of the lower pressing roller. The circular cutter comprises a first shaft sleeve and a circular blade fixed on the outer side of the circumference of the first shaft sleeve; the two circular cutters are symmetrically sleeved on the cutter shaft through respective first shaft sleeves; radial holes are formed in the first shaft sleeve at intervals, and screws are inserted into the radial holes to lock the circular cutters on the cutter shaft. According to the utility model, the cutting mechanism is additionally arranged on the calender, so that the rubber material can be synchronously cut after being calendered into sheets when the rubber material is calendered into sheets, the working efficiency is improved, and the working process is simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of calenders, in particular to a calender. Background Art

[0002] Rubber is widely used in all aspects of industry and life. Before rubber is made into various finished products, it needs to go through multiple processing steps in the early stage. Calendering into sheets is one of the steps. Therefore, the calender is an important equipment in the processing of rubber products.

[0003] After the rubber is calendered into sheets, sometimes it is necessary to trim the edges of the rubber sheets to improve the regularity of the rubber products, or sometimes it is necessary to cut the rubber sheets into different widths due to product requirements.

[0004] At present, the calendering of rubber into sheets and the cutting operations after calendering are generally carried out at different stations through different equipment; therefore, the inventor believes that how to design a calender that can carry out the calendering and cutting operations after calendering at one station simultaneously to improve the operating efficiency is a technical problem that the technicians in this field urgently need to solve.

[0005] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0006] In view of the above technical problems, an embodiment of the utility model provides a calender to solve the problems raised in the above background technology.

[0007] The utility model provides the following technical solutions:

[0008] A calender, comprising:

[0009] Side panels spaced apart on both sides;

[0010] The upper pressing roller and the lower pressing roller which are connected between the side plates on both sides and are distributed up and down are rotated;

[0011] A cutting mechanism is arranged on the side panels on both sides, and the cutting mechanism includes a cutting knife shaft and two circular cutting knives;

[0012] The two ends of the cutter shaft are rotatably connected to the side plates on both sides, and the cutter shaft is located at the front side of the lower pressure roller;

[0013] The circular cutter comprises a first sleeve and a circular blade fixed on the outer side of the circumference of the first sleeve; the two circular cutters are symmetrically sleeved on the cutter shaft through their respective first sleeves;

[0014] The first sleeve is provided with radial holes at intervals, and screws are inserted into the radial holes to lock the circular cutter on the cutter shaft;

[0015] A guide roller connected between the side plates at both sides is rotatably arranged, and the guide roller is located at the front side of the cutter shaft.

[0016] Preferably, it also includes an adjustment mechanism, which is connected to the upper pressing roller and is used to adjust the height of the upper pressing roller.

[0017] Preferably, the adjustment mechanism includes two groups of adjustment components, each group of adjustment components includes: a cylinder, a connecting rod, a guide seat and a guide shaft;

[0018] The cylinder and the guide seat are respectively fixed on the inner side of the side plate, and the guide seat is located above the cylinder;

[0019] One side of the connecting rod is fixed to the driving end of the cylinder, and a guide shaft is fixedly arranged on the same side where the connecting rod is connected to the driving end of the cylinder; one end of the guide shaft is guided and slid on the guide seat;

[0020] Wherein, a second shaft sleeve is arranged at the end of the connecting rod, and the two ends of the roller shaft of the upper pressure roller are respectively fixedly inserted into the second shaft sleeves of the connecting rods on both sides.

[0021] Preferably, a crossbeam is fixedly arranged between the connecting rods on both sides.

[0022] Preferably, a motor is fixed on the outer side of the side plate, and the roller shaft of the lower pressure roller is fixedly connected to the main shaft of the motor.

[0023] A calender provided by an embodiment of the utility model has the following beneficial effects: In the utility model, a cutting mechanism is added to the calender, and the rubber can be cut simultaneously when the rubber material is calendered into sheets, thereby improving the working efficiency and simplifying the working process. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of the utility model from angle 1;

[0025] Figure 2 For this utility model Figure 1 Cross-section view in the AA direction;

[0026] Figure 3 This is a structural schematic diagram of the utility model from angle 2;

[0027] Figure 4 This is a structural schematic diagram of the utility model from angle 3;

[0028] Figure 5 For this utility model Figure 2 A partial enlarged view of B in the middle;

[0029] Figure 6 For this utility model Figure 3 A partial enlarged view of middle C;

[0030] Figure 7 For this utility model Figure 4 A partial enlarged view of D in the middle;

[0031] Figure 8 This is a demonstration diagram of the effect of calendering into sheets according to the utility model. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0033] See also Figure 1-Figure 8 .

[0034] In view of the problems mentioned in the above background technology, the embodiment of the utility model provides a calender to solve the above technical problems, and its technical solution is as follows:

[0035] A calender, comprising:

[0036] Side panels 110 are spaced apart on both sides; the two side panels 110 serve as the supporting structure of the entire device;

[0037] An upper pressing roller 120 and a lower pressing roller 130 are rotatably connected between the side plates 110 and are distributed up and down; there is a gap between the upper pressing roller 120 and the lower pressing roller 130 for roller forming of the rubber material;

[0038] A cutting mechanism is arranged on the side plates 110 on both sides, and the cutting mechanism includes a cutting shaft 210 and two circular cutting knives 220;

[0039] Both ends of the cutter shaft 210 are rotatably connected to the side plates 110 on both sides, and the cutter shaft 210 is located in front of the lower pressure roller 130;

[0040] The circular cutter 220 includes a first sleeve 221 and a circular blade 222 fixed outside the circumference of the first sleeve 221;

[0041] The two circular blades 222 are symmetrically sleeved on the cutter shaft 210 through their respective first sleeves 221; radial holes 221a are arranged at intervals on the first sleeves 221, and screws are inserted into the radial holes 221a to lock the circular blades 222 on the cutter shaft 210;

[0042] By removing the screw inserted in the radial hole 221a, the position between the two circular cutters 220 can be adjusted to adjust the cutting width;

[0043] The guide roller 140 is rotatably connected between the side plates 110 , and the guide roller 140 is located at the front side of the cutter shaft 210 .

[0044] It should be noted that the directional word "front side" is relative to the conveying direction of the rubber calendered sheet. The forward conveying direction of the rubber calendered sheet is the front side, and the position of the rubber before entering the upper pressing roller 120 and the lower pressing roller 130 is the rear side.

[0045] The working principle of a calender provided by the embodiment of the utility model is as follows:

[0046] 1. According to the operation requirements, adjust the positions of the two circular cutters 220 on the cutter shaft 210. After the positions are adjusted, tighten the screws inserted in the radial holes 221a to lock the circular blades 222 on the cutter shaft 210;

[0047] 2. Place the rubber material between the upper pressing roller 120 and the lower pressing roller 130, and let the rubber 500 rolled into a sheet pass through the circular cutter 220 and the guide roller 140 in sequence, and guide the rolled rubber forward with the help of a traction device or a winding device commonly used in the workshop, and the rubber material is rolled into a sheet as the rubber moves forward, see Figure 8 .

[0048] In this embodiment, the calender further includes an adjustment mechanism, which is connected to the upper pressing roller 120 and is used to adjust the height of the upper pressing roller 120, so as to facilitate pressing products of different thicknesses according to product requirements.

[0049] In this embodiment, the adjustment mechanism includes two groups of adjustment components, each group of adjustment components includes: a cylinder 410, a connecting rod 420, a guide seat 430 and a guide shaft 440;

[0050] The cylinder 410 and the guide seat 430 are respectively fixed on the inner side of the side plate 110, and the guide seat 430 is located above the cylinder 410;

[0051] One side of the connecting rod 420 is fixed to the driving end of the cylinder 410, and a guide shaft 440 is fixedly provided on the same side where the connecting rod 420 is connected to the driving end of the cylinder 410; one end of the guide shaft 440 is guided and slid on the guide seat 430;

[0052] The end of the connecting rod 420 is provided with a second shaft sleeve 421 , and the two ends of the roller shaft 121 of the upper pressing roller 120 are respectively fixedly inserted into the second shaft sleeves 421 of the connecting rods 420 on both sides.

[0053] When the height of the upper pressure roller 120 needs to be adjusted, the cylinders 410 in the two adjustment components are controlled to work synchronously to drive the upper pressure roller 120 to move up and down to adjust the height of the upper pressure roller 120; wherein, the cooperation between the guide shaft 440 and the guide seat 430 is used to control the moving direction.

[0054] In this embodiment, a crossbeam 450 is fixedly disposed between the connecting rods 420 on both sides; by fixing the connecting rods 420 on both sides by the crossbeam 450 , the synchronization of the movement of the two ends of the upper pressure roller 120 can be further improved.

[0055] In this embodiment, a motor 150 is fixed on the outside of the side plate 110, and the roller shaft of the lower pressure roller 130 is fixedly connected to the main shaft of the motor 150; power is provided to the lower pressure roller 130, and then cooperated with the traction device or winding device commonly used in the workshop to improve the roller pressing power of the calender.

[0056] A calender provided by an embodiment of the utility model has the following beneficial effects: In the utility model, a cutting mechanism is added to the calender, and the rubber can be cut simultaneously when the rubber material is calendered into sheets, thereby improving the working efficiency and simplifying the working process.

[0057] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, and may be located in one place or distributed over multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0058] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0059] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.

Claims

1. A calender, characterized in that: include: Side panels spaced apart on both sides; The upper pressing roller and the lower pressing roller which are connected between the side plates on both sides and are distributed up and down are rotated; A cutting mechanism is arranged on the side panels on both sides, and the cutting mechanism includes a cutting knife shaft and two circular cutting knives; The two ends of the cutter shaft are rotatably connected to the side plates on both sides, and the cutter shaft is located at the front side of the lower pressure roller; The circular cutter comprises a first sleeve and a circular blade fixed on the outer side of the circumference of the first sleeve; the two circular cutters are symmetrically sleeved on the cutter shaft through their respective first sleeves; The first sleeve is provided with radial holes at intervals, and screws are inserted into the radial holes to lock the circular cutter on the cutter shaft; A guide roller connected between the side plates at both sides is rotatably arranged, and the guide roller is located at the front side of the cutter shaft.

2. The calender according to claim 1, characterized in that It also includes an adjusting mechanism, which is connected to the upper pressing roller and is used to adjust the height of the upper pressing roller.

3. The calender according to claim 2, characterized in that The adjustment mechanism includes two groups of adjustment components, each group of adjustment components includes: a cylinder, a connecting rod, a guide seat and a guide shaft; The cylinder and the guide seat are respectively fixed on the inner side of the side plate, and the guide seat is located above the cylinder; One side of the connecting rod is fixed to the driving end of the cylinder, and a guide shaft is fixedly arranged on the same side where the connecting rod is connected to the driving end of the cylinder; one end of the guide shaft is guided and slid on the guide seat; Wherein, a second shaft sleeve is arranged at the end of the connecting rod, and the two ends of the roller shaft of the upper pressure roller are respectively fixedly inserted into the second shaft sleeves of the connecting rods on both sides.

4. The calender according to claim 3, characterized in that A crossbeam is fixedly arranged between the connecting rods on both sides.

5. The calender according to claim 1, characterized in that: A motor is fixed on the outer side of the side plate, and the roller shaft of the lower pressure roller is fixedly connected to the main shaft of the motor.

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