Rubber strip cutting machine

Abstract

The utility model relates to the technical field of cutting devices, and discloses a strip cutting machine for rubber materials, which comprises two vertical plates, a roll shaft is rotatably sleeved on the inner side surfaces of the two vertical plates, a plurality of cutter heads are arranged on the side wall of the roll shaft, each cutter head consists of a fixed disc and a plurality of movable discs symmetrically arranged on two sides of the fixed disc, and the movable discs are slidably sleeved on the side wall of the roll shaft. A distance adjusting mechanism is arranged on the inner side faces of the two vertical plates, the output end of the distance adjusting mechanism is in butt joint with the multiple movable discs, and the distance adjusting mechanism is used for controlling the multiple movable discs to slide along the side wall of the roller shaft and changing the distance between the multiple cutter discs; according to the rubber strip cutting device, the distance between the movable discs can be adjusted through the connection mode of the roller shaft, namely the movable discs, so that the rubber strip cutting width is controlled, the device is more practical, the distance adjusting mechanism is arranged to move the movable discs on the roller shaft, only the handle needs to be rotated in the operation process, the adjusting convenience is improved, and the production efficiency is improved. And the operation process is simpler.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting device technical field more particularly to a rubber material slitting machine. BACKGROUND

[0002] In the production and processing flow of rubber products, rubber material slitting is a very key process. The rubber slitting machine, which is specially used for cutting rubber blocks, rubber sheets or other rubber products into strips or sheets, has a decisive influence on the quality and production efficiency of subsequent products. These cut rubber strips or rubber sheets are important raw materials for manufacturing various rubber products such as rubber seals, rubber tubes, rubber pads, etc.

[0003] The existing slitting machine is mainly divided into horizontal cutting and longitudinal cutting, among which longitudinal cutting is mainly roll cutting, that is, a plurality of disc cutters are installed on the roller shaft, and the rubber sheet is cut into a plurality of rubber strips by the plurality of disc cutters. However, the device has defects when in use. If the existing roll cutter is mostly fixed, the cutting interval cannot be adjusted. Although some devices can be adjusted, the disc knives on the roller shaft need to be adjusted one by one, and the operation process is complicated and inconvenient. In addition, the spacing between the knives is difficult to unify, which affects the cutting accuracy. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a rubber material slitting machine to solve the problem that the traditional longitudinal slitting machine is difficult to conveniently and uniformly adjust the spacing between the plurality of cutters.

[0005] The utility model provides the following technical scheme: a rubber material slitting machine, comprising two vertical plates, the inner side surface of the two vertical plates is rotatably sleeved with a roller shaft, the side wall of the roller shaft is provided with a plurality of cutter heads, the cutter head is composed of a fixed disc and a plurality of moving discs symmetrically arranged on both sides of the fixed disc, a plurality of moving discs are slidably sleeved on the side wall of the roller shaft, the fixed disc is fixedly connected in the middle of the side wall of the roller shaft, a distance adjusting mechanism is arranged on the inner side surface of the two vertical plates, the output end of the distance adjusting mechanism is connected with a plurality of moving discs, the distance adjusting mechanism is used for controlling a plurality of moving discs to slide along the side wall of the roller shaft, changing the spacing between a plurality of cutter heads, and the spacing between a plurality of cutter heads is always equal, a motor is fixedly installed on one side of one vertical plate, and the output end of the motor penetrates the vertical plate and is connected with one end of the roller shaft.

[0006] Further, the distance adjusting mechanism comprises an adjusting shaft, a plurality of connecting arms, the adjusting shaft is rotatably sleeved on the inner side of the two vertical plates, the side wall of the adjusting shaft is provided with a plurality of spiral sliding grooves, the plurality of spiral sliding grooves are evenly divided into two groups, the two groups of spiral sliding grooves are symmetrically arranged at the midpoint of the adjusting shaft, the number of spiral turns of the plurality of spiral sliding grooves is equal, the interval a of the first ends of the plurality of spiral sliding grooves in the two groups is equal, the interval b of the tail ends of the plurality of spiral sliding grooves in the two groups is equal, the plurality of connecting arms are slidably sleeved on the side wall of the adjusting shaft, the number of the plurality of connecting arms is equal to the number of the plurality of spiral sliding grooves, the inner wall of the plurality of connecting arms is provided with a plurality of ball bearings, the plurality of ball bearings are slidably sleeved in the plurality of spiral sliding grooves respectively, and the bottom ends of the plurality of connecting arms are connected with the plurality of moving discs respectively.

[0007] Further, the connecting arm comprises a sleeve ring, the bottom of the sleeve ring is connected with the moving disc through a main body arm, the sleeve ring is movably sleeved on the side wall of the adjusting shaft, and the ball bearing is arranged on the inner wall of the sleeve ring.

[0008] Further, the moving disc comprises a main body cutter, an annular groove is formed in one side of the main body cutter, a sliding block is slidably sleeved in the annular groove, and the bottom end of the main body arm is fixedly connected on one side of the sliding block.

[0009] Further, a plurality of ball bearings are arranged on the top and bottom of the sliding block, annular grooves are formed in the inner wall and the outer wall of the annular groove, the plurality of ball bearings on the bottom of the sliding block are embedded in the annular grooves on the inner wall of the annular groove, and the plurality of ball bearings on the top of the sliding block are embedded in the annular grooves on the outer wall of the annular groove.

[0010] Further, the roller shaft comprises a main shaft, the side wall of the main shaft is provided with a convex strip, and a clamping groove matched with the convex strip is formed in the inner wall of the plurality of moving discs.

[0011] Further, the inner side of the two vertical plates is fixedly connected with a cover, the distance adjusting mechanism is located in the cover, a handle is arranged on one side of the vertical plate, and one end of the handle penetrates through the vertical plate and is connected with one end of the adjusting shaft.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] The utility model discloses a connecting mode of roller shaft, i.e. a plurality of moving discs, so that the plurality of moving discs can be adjusted in interval, thereby controlling the rubber strip width, making the device more practical, and the plurality of moving discs on the roller shaft can be moved through the distance adjusting mechanism, and the operation process only needs to rotate the handle, improves the adjustment convenience, makes the operation process more simple, in addition, through the structural setting of the distance adjusting mechanism, the plurality of moving discs can be adjusted synchronously, and the interval is always equal, ensures the precision, and further prompts the convenience of cutter disc interval adjustment. DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the whole structure explosion schematic view of the utility model;

[0016] Figure 3 It is the distance adjusting mechanism structure schematic view in the utility model Figure 2 ;

[0017] Figure 4 It is the moving disc structure schematic view in the utility model Figure 2 ;

[0018] Figure 5 It is the roller shaft structure schematic view in the utility model Figure 2 .

[0019] The sign is: 1, vertical board;2, roller shaft;3, fixed disc;4, moving disc;5, distance adjusting mechanism;6, motor;7, handle;8, cover;51, adjusting shaft;52, spiral chute;53, connecting arm;54, ball one;531, collar;532, main body arm;41, main body cutter disc;42, annular groove;43, sliding block;44, ball two;21, main body shaft;22, convex strip. Specific implementation

[0020] The specific implementation of the utility model is explained in detail below in combination with the drawings.

[0021] Referring to Figure 1 and Figure 2 , the utility model provides a rubber material slitting machine, including two vertical boards 1, the inside surface rotation sleeve of two vertical boards 1 is connected with roller shaft 2, is provided with a plurality of cutter discs to the side wall of roller shaft 2, its cutter disc is formed by fixed disc 3 and the fixed disc 3 both sides symmetrically arranged a plurality of moving discs 4, a plurality of moving discs 4 are slidably connected in the side wall of roller shaft 2, fixed disc 3 is fixedly connected in the middle of the side wall of roller shaft 2, the inside surface of two vertical boards 1 is provided with distance adjusting mechanism 5, the output end of distance adjusting mechanism 5 is butt jointed with a plurality of moving discs 4, distance adjusting mechanism 5 is used for controlling a plurality of moving discs 4 along the side wall of roller shaft 2 sliding, changes the interval between a plurality of cutter discs, and the interval between a plurality of cutter discs is always equal, one side of a vertical board 1 is fixedly installed with motor 6, and the output end of motor 6 is connected with one end of roller shaft 2 through the vertical board 1.

[0022] When using, the rotation of roller shaft 2 is controlled by motor 6, a plurality of cutter discs are driven to rotate by roller shaft 2, when the rubber sheet is conveyed by a plurality of two vertical boards 1 inside, the rubber sheet can be cut into a plurality of rubber strips longitudinally by a plurality of moving discs 4, and when distance adjusting mechanism 5 operates, a plurality of moving discs 4 of a plurality of cutter discs can be controlled to slide along the side wall of roller shaft 2, and the middle fixed disc 3 remains stationary, since the interval between a plurality of cutter discs is always equal, the interval between each cutter disc can be adjusted.

[0023] Referring to Figure 3 , the distance adjusting mechanism 5 comprises an adjusting shaft 51 and a plurality of connecting arms 53, the adjusting shaft 51 is rotatably sleeved on the inner side of the two vertical plates 1, the side wall of the adjusting shaft 51 is provided with a plurality of spiral sliding grooves 52, the plurality of spiral sliding grooves 52 are evenly divided into two groups, the two groups of spiral sliding grooves 52 are symmetrically arranged at the midpoint of the adjusting shaft 51, the number of spiral turns of the plurality of spiral sliding grooves 52 is equal, the first end distance a of the plurality of spiral sliding grooves 52 of the two groups is equal, the tail end distance b of the plurality of spiral sliding grooves 52 of the two groups is equal, the plurality of connecting arms 53 are slidably sleeved on the side wall of the adjusting shaft 51, the number of the plurality of connecting arms 53 is the same as the number of the plurality of spiral sliding grooves 52, the inner wall of the plurality of connecting arms 53 is provided with a plurality of ball bearings 54, the plurality of ball bearings 54 are respectively slidably sleeved in the plurality of spiral sliding grooves 52, and the bottom end of the plurality of connecting arms 53 is respectively connected with the plurality of moving discs 4.

[0024] In use, by controlling the rotation of the adjusting shaft 51, the ball bearings 54 can slide in the spiral sliding grooves 52, the spiral sliding grooves 52 are spirally arranged, thereby the plurality of moving discs 4 can be driven to move by the plurality of connecting arms 53, and by setting the first and tail end distance of the plurality of spiral sliding grooves 52 and the number of spiral turns of the plurality of spiral sliding grooves 52, the plurality of moving discs 4 can gradually change the distance size under the driving of the connecting arms 53, and always keep the distance equal, thereby the plurality of cutter discs can be conveniently adjusted in equal distance.

[0025] Referring to Figure 3 , the connecting arm 53 comprises a sleeve ring 531, the bottom of the sleeve ring 531 is connected with the moving disc 4 through a main body arm 532, the sleeve ring 531 is movably sleeved on the side wall of the adjusting shaft 51, and the ball bearing 54 is arranged on the inner wall of the sleeve ring 531.

[0026] By the arrangement, on the one hand, it can ensure that the connecting arm 53 will not fall off from the side wall of the adjusting shaft 51, and on the other hand, it can prevent the connecting arm 53 from limiting the rotation of the adjusting shaft 51.

[0027] Referring to Figure 4 , the moving disc 4 comprises a main body cutter disc 41, an annular groove 42 is formed in one side of the main body cutter disc 41, a sliding block 43 is slidably sleeved in the annular groove 42, and the bottom end of the main body arm 532 is fixedly connected to one side of the sliding block 43.

[0028] By the arrangement, when the moving disc 4 rotates, the sliding block 43 can slide in the annular groove 42 and surround the center of the main body cutter disc 41, thereby avoiding the limitation of the connecting arm 53 on the rotation of the moving disc 4.

[0029] Referring to Figure 4The top and bottom of the sliding block 43 are provided with a plurality of balls 44, the inner wall and the outer wall of the annular groove 42 are provided with annular tracks, the bottom of the sliding block 43 is embedded in the annular track of the inner wall of the annular groove 42, and the top of the sliding block 43 is embedded in the annular track of the outer wall of the annular groove 42.

[0030] Through the arrangement, on the one hand, the friction resistance of the sliding block 43 in the annular groove 42 is avoided to be too large, and on the other hand, the sliding block 43 in the annular groove 42 is avoided to fall off.

[0031] With reference to Figure 5 The roller shaft 2 comprises a main shaft 21, the side wall of the main shaft 21 is provided with a convex strip 22, and the inner wall of each moving disc 4 is provided with a clamping groove matched with the convex strip 22.

[0032] Through the arrangement, the moving disc 4 is avoided to spin on the side wall of the roller shaft 2.

[0033] With reference to Figure 2 The two vertical plates 1 are fixedly connected with a cover 8, the distance adjusting mechanism 5 is located in the cover 8, the handle 7 is installed on one side of the vertical plate 1, and one end of the handle 7 is connected with one end of the adjusting shaft 51 and penetrates the vertical plate 1.

[0034] Through the arrangement of the cover 8, the overall appearance of the equipment can be improved, the distance adjusting mechanism 5 is physically protected, and through the arrangement of the handle 7, the distance adjusting mechanism 5 is conveniently controlled.

[0035] The basic principle, main characteristics and advantages of the utility model are shown and described above. The utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model. The utility model can have various changes and improvements without departing from the spirit and range of the utility model, and these changes and improvements all fall within the scope of the utility model. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A rubber strip cutting machine, characterized in that: The device includes two upright plates (1), with a roller shaft (2) rotatably sleeved on the inner side of the two upright plates (1). The roller shaft (2) has several cutter discs on its side wall, each cutter disc consisting of a fixed disc (3) and several movable discs (4) symmetrically arranged on both sides of the fixed disc (3). The movable discs (4) are slidably sleeved on the side wall of the roller shaft (2), and the fixed disc (3) is fixedly connected to the middle of the side wall of the roller shaft (2). The inner side of the two upright plates (1) is provided with a distance adjustment mechanism (5), the output end of which is connected to the movable discs (4). The distance adjustment mechanism (5) is used to control the movable discs (4) to slide along the side wall of the roller shaft (2) to change the distance between the cutter discs, and the distance between the cutter discs is always equal. A motor (6) is fixedly installed on one side of one of the upright plates (1), and the output end of the motor (6) passes through the upright plate (1) and is connected to one end of the roller shaft (2).

2. The rubber strip cutting machine according to claim 1, characterized in that: The adjusting mechanism (5) includes an adjusting shaft (51) and several connecting arms (53). The adjusting shaft (51) is rotatably sleeved on the inner side of the two vertical plates (1). Several spiral grooves (52) are provided on the side wall of the adjusting shaft (51). The spiral grooves (52) are evenly divided into two groups. The two groups of spiral grooves (52) are symmetrically arranged with respect to the midpoint of the adjusting shaft (51). The spiral grooves (52) have the same number of spiral turns. The distance between the first ends of the spiral grooves (52) in the two groups is equal. a is equal, the tail end distance b of the several spiral grooves (52) of the two groups is equal, the several connecting arms (53) are slidably sleeved on the side wall of the adjusting shaft (51), the number of several connecting arms (53) is the same as the number of several spiral grooves (52), the inner wall of several connecting arms (53) is provided with ball bearings (54), the several ball bearings (54) are slidably sleeved in several spiral grooves (52), and the bottom end of several connecting arms (53) is respectively connected to several moving disks (4).

3. A rubber strip cutting machine according to claim 2, characterized in that: The connecting arm (53) includes a collar (531), the bottom of which is connected to the moving disk (4) via the main arm (532). The collar (531) is movably sleeved on the side wall of the adjusting shaft (51), and the ball bearing (54) is disposed on the inner wall of the collar (531).

4. A rubber strip cutting machine according to claim 3, characterized in that: The movable disk (4) includes a main cutter disk (41), and an annular groove (42) is opened on one side of the main cutter disk (41). A slider (43) is slidably sleeved in the annular groove (42), and the bottom end of the main arm (532) is fixedly connected to the slider (43) on one side.

5. A rubber strip cutting machine according to claim 4, characterized in that: The top and bottom of the slider (43) are provided with a number of ball bearings (44). The inner and outer ring walls of the annular groove (42) are provided with annular grooves. The ball bearings (44) at the bottom of the slider (43) are embedded in the annular grooves of the inner ring wall of the annular groove (42). The ball bearings (44) at the top of the slider (43) are embedded in the annular grooves of the outer ring wall of the annular groove (42).

6. A rubber strip cutting machine according to claim 1, characterized in that: The roller (2) includes a main shaft (21), and the side wall of the main shaft (21) is provided with a protrusion (22). The inner wall of each of the several movable disks (4) is provided with a groove that fits with the protrusion (22).

7. A rubber strip cutting machine according to claim 2, characterized in that: A cover (8) is fixedly connected to the inner side of the two upright plates (1). The adjusting mechanism (5) is located inside the cover (8). A handle (7) is installed on one side of the upright plate (1). One end of the handle (7) passes through the upright plate (1) and is connected to one end of the adjusting shaft (51).

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