Rubber open mill

Abstract

The utility model discloses a rubber open mill and relates to the technical field of open mills. A rubber open mill comprises a base, side plates fixed to the two sides of the top of the base, two compression rollers rotationally connected between the side plates on the two sides, and first motors fixed to the outer sides of the side plates and connected with the compression rollers. The device further comprises a sheet discharging mechanism. The sheet discharging mechanism comprises a bidirectional lead screw, a guide rod, two sheet discharging assemblies and a second motor; the two ends of the bidirectional lead screw are rotationally connected between the side plates on the two sides and are arranged close to the pressing roller on the front side. The two ends of the guide rod are fixedly connected between the two side plates and are parallel to the two-way lead screw at the same height. The second motor is fixed outside the side plate. A motor spindle of the second motor is in driving connection with one end of the bidirectional lead screw. According to the rubber open mill disclosed by the utility model, the sheet discharging mechanism is additionally arranged on the open mill, so that automatic trimming operation of sheets can be realized, and the rubber open mill is simple, efficient and convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of open mixing mills, in particular to a rubber open mixing mill. Background Art

[0002] The open mixing mill is a rubber mixing machine used for rubber mixing, rubber sheeting and sheeting. The open mixing mill generally includes a frame, a front roller and a rear roller arranged on the frame; the front roller and the rear roller rotate relative to each other, and the rubber is rolled into the gap between the two rollers as the rollers rotate, and is subjected to strong shearing to achieve the purpose of mixing, sheeting or sheeting.

[0003] When the rubber mixer is performing sheet pressing and sheet discharging operations, some customers may require the discharging sheets to be trimmed, to remove irregular rubber materials on both sides of the sheets, or to cut sheets of a specified width. In this regard, the inventor believes that how to design a rubber mixer that can automatically trim the sheets is a technical problem that the technicians in this field need to solve urgently.

[0004] 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

[0005] In view of the above technical problems, an embodiment of the utility model provides a rubber mixing mill to solve the problems raised in the above background technology.

[0006] The utility model provides the following technical solutions:

[0007] A rubber mixing mill comprises: a base, side plates fixed on both sides of the top of the base, two pressure rollers rotatably connected between the side plates, and a first motor fixed on the outside of the side plates and connected to the pressure rollers; and also comprises: a sheet discharging mechanism;

[0008] The film discharging mechanism comprises a bidirectional lead screw, a guide rod, two film discharging assemblies, and a second motor;

[0009] The two ends of the bidirectional lead screw are respectively rotatably connected to the pressure rollers between the two side plates and close to the front side for setting;

[0010] The two ends of the guide rod are respectively fixedly connected between the side plates on both sides and are arranged in parallel with the bidirectional lead screw at the same height;

[0011] The second motor is fixed on the outer side of the side plate, and the motor spindle of the second motor is drivingly connected to one end of the bidirectional lead screw;

[0012] The two sheet-out assemblies are symmetrically arranged at intervals, the two sheet-out assemblies are respectively slidably connected to the guide rod and threadedly connected to the bidirectional lead screw, and the two sheet-out assemblies are respectively located on two sections of reverse threads of the bidirectional lead screw;

[0013] The film discharging assembly includes an adjusting block, a fixed plate, a movable plate, an adjusting rod, a nut, a hob, and a spring;

[0014] The adjusting block is slidably connected to the guide rod and is threadedly connected to the bidirectional lead screw;

[0015] The fixed plate is fixed to the bottom of one side of the adjusting block and is arranged close to the pressure roller on the front side;

[0016] The movable plate is hinged at the top of one side of the adjusting block and is arranged on the same side as the fixed plate; a hob is rotatably arranged at the end of the movable plate;

[0017] The fixed plate is provided with a waist hole, and the movable plate is provided with a through hole corresponding to the position of the waist hole;

[0018] The adjusting rod is inserted through the waist hole and the through hole, and a baffle is arranged at the bottom of the adjusting rod and is located below the waist hole; an external thread is arranged on the adjusting rod, and a nut is threadedly connected to the adjusting rod above the through hole;

[0019] The spring is sleeved on the adjusting rod and is located between the fixed plate and the movable plate.

[0020] Preferably, the nut is a butterfly nut.

[0021] Preferably, a third motor is fixed to one side of the movable plate, and a main shaft of the third motor is drivingly connected to a cutter shaft of the hob.

[0022] Preferably, a receiving tray is provided on the base between the side plates on both sides.

[0023] A rubber mixing mill provided by an embodiment of the utility model has the following beneficial effects: the utility model designs a rubber mixing mill, on which a sheet discharging mechanism is added, which can realize automatic edge trimming operation of sheets, is simple, efficient and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0025] Figure 2 This is a structural schematic diagram of the utility model from angle 2;

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

[0027] Figure 4 For this utility model Figure 2 A partial enlarged view of middle A;

[0028] Figure 5 For this utility model Figure 3 A partial enlarged view of B. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-Figure 5 .

[0031] In view of the problems mentioned in the above background technology, the embodiment of the utility model provides a rubber mixing mill to solve the above technical problems, and its technical solution is as follows:

[0032] A rubber mixing mill, comprising: a base 110, side plates 140 fixed on both sides of the top of the base 110, two pressure rollers 120 rotatably connected between the side plates 140 on both sides, and a first motor 130 fixed on the outside of the side plates 140 and connected to the pressure rollers 120; and also comprising: a sheet discharging mechanism;

[0033] The film discharging mechanism includes a bidirectional lead screw 210, a guide rod 220, two film discharging assemblies 230, and a second motor 240;

[0034] The two ends of the bidirectional lead screw 210 are rotatably connected between the side plates 140 on both sides and are arranged close to the pressure roller 120 on the front side;

[0035] Both ends of the guide rod 220 are respectively fixedly connected between the side plates 140 on both sides and are arranged in parallel with the bidirectional lead screw 210 at the same height;

[0036] The first motor 240 is fixed on the outside of the side plate 140 , and the motor main shaft of the first motor 240 is drivingly connected to one end of the bidirectional lead screw 210 ;

[0037] The two sheet-out assemblies 230 are symmetrically arranged at intervals, and the two sheet-out assemblies 230 are respectively slidably connected to the guide rod 220 and threadedly connected to the bidirectional lead screw 210, and the two sheet-out assemblies 230 are respectively located on two sections of reverse threads of the bidirectional lead screw 210;

[0038] The sheet discharging assembly 230 includes an adjusting block 231, a fixed plate 232, a movable plate 235, an adjusting rod 233, a nut 234, a hob 237, and a spring 236;

[0039] The adjustment block 231 is slidably connected to the guide rod 220 and is threadedly connected to the bidirectional lead screw 210;

[0040] The fixing plate 232 is fixed to the bottom of one side of the adjusting block 231 and is disposed close to the pressure roller 120 on the front side;

[0041] The movable plate 235 is hinged on the top of one side of the adjustment block 231 and is arranged on the same side as the fixed plate 232; a hob 237 is rotatably arranged at the end of the movable plate 235;

[0042] The fixed plate 232 is provided with a waist hole 232a, and the movable plate 235 is provided with a through hole corresponding to the position of the waist hole 232a; the waist hole 232a is provided to provide an escape space when the angle of the adjustment rod 233 is adjusted;

[0043] The adjusting rod 233 is inserted through the waist hole 232a and the through hole, and a blocking piece is provided at the bottom of the adjusting rod 233 and is located below the waist hole 232a; the adjusting rod 233 is provided with an external thread, and the adjusting rod 233 is threadedly connected with a nut 234 above the through hole;

[0044] The spring 236 is sleeved on the adjusting rod 233 and is located between the fixed plate 232 and the movable plate 235 .

[0045] In this embodiment, the nut 234 is a butterfly nut; the nut 234 is a butterfly nut to facilitate workers to rotate the nut 234.

[0046] In this embodiment, a third motor is fixed to one side of the movable plate 235, and the main shaft of the third motor is drivingly connected to the cutter shaft of the roller 237; when the roller 237 performs trimming work, the additional driving force provided by the third motor will increase the cutting force of the roller 237; wherein, in the various drawings, the structure of the motor is not shown.

[0047] In this embodiment, a material receiving tray is provided on the base 110 between the side panels 140 ; ​​the material receiving tray is used to recover the scattered rubber material.

[0048] The working principle of a rubber mixing mill provided by the embodiment of the utility model is as follows:

[0049] 1. When the rubber mixing of the mixing mill is finished and the sheeting operation needs to be performed, the first motor 240 is controlled to work according to the width requirement of the sheet material, and the two sets of sheeting components are driven to move toward each other on the bidirectional lead screw 210, and the two sets of sheeting components are adjusted to a suitable spacing;

[0050] 2. Rotate the nut 234 at the same time to adjust the position of the nut 234 on the adjusting rod 233, and the roller 237 is urged to fit on the sheet under the elastic force of the spring 236; when the sheet comes out from the lower surface of the front pressure roller 120, the roller 237 fitted on the lower surface of the sheet cuts off the excess edge, completing the trimming operation;

[0051] 3. After the trimming operation is completed, the first motor 240 is controlled to work again, driving the two sets of sheet discharging assemblies to move in opposite directions on the bidirectional lead screw 210, and adjusting the two sets of sheet discharging assemblies to a position close to the inner side of the side plate 140 to prevent the sheet discharging assemblies from interfering with the normal operation of the mixing mill.

[0052] A rubber mixing mill provided by an embodiment of the utility model has the following beneficial effects: the utility model designs a rubber mixing mill, on which a sheet discharging mechanism is added, which can realize automatic edge trimming operation of sheets, is simple, efficient and easy to operate.

[0053] 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.

[0054] 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.

[0055] 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 rubber mixing mill, comprising: A base, side plates fixed on both sides of the top of the base, two pressing rollers rotatably connected between the side plates on both sides, and a first motor fixed on the outside of the side plates and connected to the pressing rollers; characterized in that: It also includes: a film discharging mechanism; the film discharging mechanism includes a bidirectional lead screw, a guide rod, two film discharging assemblies, and a second motor; The two ends of the bidirectional lead screw are respectively rotatably connected to the pressure rollers between the two side plates and close to the front side for setting; The two ends of the guide rod are respectively fixedly connected between the side plates on both sides and are arranged in parallel with the bidirectional lead screw at the same height; The second motor is fixed on the outer side of the side plate, and the motor spindle of the second motor is drivingly connected to one end of the bidirectional lead screw; The two sheet-out assemblies are symmetrically arranged at intervals, the two sheet-out assemblies are respectively slidably connected to the guide rod and threadedly connected to the bidirectional lead screw, and the two sheet-out assemblies are respectively located on two sections of reverse threads of the bidirectional lead screw; The film discharging assembly includes an adjusting block, a fixed plate, a movable plate, an adjusting rod, a nut, a hob, and a spring; The adjusting block is slidably connected to the guide rod and is threadedly connected to the bidirectional lead screw; The fixed plate is fixed to the bottom of one side of the adjusting block and is arranged close to the pressure roller on the front side; The movable plate is hinged at the top of one side of the adjusting block and is arranged on the same side as the fixed plate; a hob is rotatably arranged at the end of the movable plate; The fixed plate is provided with a waist hole, and the movable plate is provided with a through hole corresponding to the position of the waist hole; The adjusting rod is inserted through the waist hole and the through hole, and a baffle is arranged at the bottom of the adjusting rod and is located below the waist hole; an external thread is arranged on the adjusting rod, and a nut is threadedly connected to the adjusting rod above the through hole; The spring is sleeved on the adjusting rod and is located between the fixed plate and the movable plate.

2. The rubber mixing mill according to claim 1, characterized in that: The nut is a butterfly nut.

3. The rubber mixing mill according to claim 1, characterized in that: A third motor is fixed on one side of the movable plate, and a main shaft of the third motor is drivingly connected to a cutter shaft of the hob.

4. The rubber mixing mill according to claim 1, characterized in that: A material receiving tray is arranged between the side plates on both sides of the base.

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