CN219311713U - Safety cutter of open mill for silica gel - Google Patents

Abstract

The utility model discloses a safety cutter of an open mill for silica gel, which comprises two supporting plates, wherein a conveying belt is arranged between the two supporting plates, a cutting mechanism is arranged above the conveying belt, one side of the cutting mechanism is provided with a buffer mechanism, and the other side of the buffer mechanism is provided with an auxiliary mechanism. The beneficial effects are that: the buffer mechanism is arranged, the buffer mechanism comprises a buffer seat, a plurality of buffer grooves are formed in the periphery of the buffer seat, when one buffer groove reaches a certain abrasion degree, the buffer seat can be rotated ninety degrees to continue to use the other buffer groove, the service life of the buffer seat is prolonged, the replacement times of the buffer seat are reduced, and the working efficiency is improved; the self-locking property of the worm and the worm wheel is utilized, so that the offset of the adjusted position of the buffer seat is avoided; the auxiliary mechanism is arranged and comprises a clamping plate, the buffering seat is supported by the clamping plate, the impact force received by the buffering seat is resisted, and the service life of the buffering seat is prolonged.

Description

Safety cutter of open mill for silica gel

Technical Field

The utility model relates to the field of silica gel processing, in particular to a safety cutter of an open mill for silica gel.

Background

The silica gel is also called as silicone resin, and an open mill is needed in the processing process of the silica gel, wherein the open mill mainly uses two rollers which rotate relatively to produce extrusion and shearing actions on rubber materials in the rubber mixing process, and macromolecular chains of the rubber are broken through repeated kneading and chemical actions in the kneading process, so that various components in the formula are mixed uniformly, and the purpose of rubber mixing is achieved.

Through retrieving chinese patent publication No. CN216578692U, a mill safety cutter for silica gel is disclosed, the on-line screen storage device comprises a base, the upper surface of base vertically transversely is provided with conveying mechanism, the top of base is provided with the workstation, the top rear end symmetry of workstation is provided with the roller, the bottom wall fixedly connected with protection box of workstation, the unloading logical groove has been seted up at the surface middle part of workstation, the left and right sides symmetry at unloading logical groove top is provided with the inclined baffle, the lower surface middle part of protection box is provided with down the hopper, the front end of protection box is provided with the retainer plate.

Above-mentioned patent cutting knife is located the inner chamber of cutting groove, and the protection effect is good, and the security is high, however, the buffer seat only can play the cushioning effect near the one side of cutting knife, just needs to be changed new buffer seat after this one side reaches certain degree of wear, leads to the life of buffer seat lower, and the cost increases, has also increased the number of times of maintenance simultaneously, has reduced efficiency.

Disclosure of Invention

The utility model aims to provide a safety cutter of an open mill for silica gel, which aims to solve the problems.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides a mill safety cutter for silica gel, includes the backup pad that two set up around, two be provided with the conveyer belt between the backup pad, the top of conveyer belt is provided with cutting mechanism, one side of cutting mechanism is provided with buffer gear, buffer gear is including rotating the axis of rotation of connecting between two between the backup pad, fixedly connected with buffering seat in the axis of rotation, a plurality of dashpot have been seted up on the buffering seat, the buffer inslot is connected with the blotter, buffer gear's opposite side is provided with assist mechanism.

Preferably, the buffer mechanism further comprises two mounting plates, the mounting plates are fixedly connected to the rear side of the supporting plate, a stepping motor is fixedly connected to one side of each mounting plate, the output end of each stepping motor is fixedly connected with a worm which is rotationally connected between the two mounting plates, and the rear end of each rotating shaft extends out of the supporting plate and is fixedly connected with a worm wheel meshed with the worm.

Preferably, the cutting mechanism comprises a vertical plate, the vertical plate is fixedly connected between the two supporting plates, a hydraulic cylinder is fixedly connected to one side, close to the buffer mechanism, of the vertical plate, and a cutting knife is fixedly connected to the other end of the hydraulic cylinder.

Preferably, the auxiliary mechanism comprises a fixed plate, the fixed plate is fixedly connected between the two support plates, one side of the fixed plate is fixedly connected with an electric push rod, and the telescopic end of the electric push rod is connected with a clamping plate.

Preferably, two guide plates positioned above the conveyor belt are fixedly connected between the two support plates, and two squeeze rollers positioned above the guide plates are rotatably connected between the two support plates.

Preferably, a clamping groove is formed in one side, close to the cutting knife, of the clamping plate, and the width of the clamping groove is consistent with that of the buffer seat.

The beneficial effects are that: the buffer mechanism is arranged, the buffer mechanism comprises a buffer seat, a plurality of buffer grooves are formed in the periphery of the buffer seat, when one buffer groove reaches a certain abrasion degree, the buffer seat can be rotated ninety degrees to continue to use the other buffer groove, the service life of the buffer seat is prolonged, the replacement times of the buffer seat are reduced, and the working efficiency is improved; the self-locking property of the worm and the worm wheel is utilized, so that the offset of the adjusted position of the buffer seat is avoided; the auxiliary mechanism is arranged and comprises a clamping plate, the buffering seat is supported by the clamping plate, the impact force received by the buffering seat is resisted, and the service life of the buffering seat is prolonged.

Additional features and advantages of the utility model will be set forth in the description which follows, or may be learned by practice of the utility model.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of a safety cutter of an open mill for silica gel;

FIG. 2 is a front view showing the internal structure of a safety cutter of an open mill for silica gel;

FIG. 3 is a top view of a safety cutter of an open mill for silica gel according to the present utility model;

FIG. 4 is a rear view of the safety cutter of the open mill for silica gel according to the present utility model;

fig. 5 is an enlarged view of a position a of a safety cutter of an open mill for silica gel according to the present utility model.

The reference numerals are explained as follows: 1. a support plate; 2. a conveyor belt; 3. a squeeze roll; 4. a material guide plate; 5. a cutting mechanism; 501. a riser; 502. a hydraulic cylinder; 503. a cutting knife; 6. a buffer mechanism; 601. a mounting plate; 602. a stepping motor; 603. a worm; 604. a rotating shaft; 605. a worm wheel; 606. a buffer seat; 607. a cushion pad; 7. an auxiliary mechanism; 701. a fixing plate; 702. an electric push rod; 703. and (5) clamping plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-5, the safety cutter of the open mill for silica gel comprises two supporting plates 1 which are arranged front and back, two extrusion rollers 3 with opposite directions are rotationally connected between the two supporting plates 1, the extrusion rollers 3 are directly driven by two motors with opposite directions or are fixedly connected with a pair of gears meshed with each other on the two extrusion rollers 3, at the moment, only one extrusion roller 3 is required to be driven by the motors to rotate, two material guide plates 4 positioned below the extrusion rollers 3 are fixedly connected between the two supporting plates 1, the lengths of the two material guide plates 4 are different, the distance between the material guide plates 4 and other mechanisms is reduced as much as possible on the premise of ensuring normal operation of mechanisms at two sides of the material guide plates 4, and the material is prevented from being directly extruded from a place with gaps, and a conveying belt 2 positioned below the material guide plates 4 is arranged between the two supporting plates 1;

the cutting mechanism 5 is arranged above the conveying belt 2, the cutting mechanism 5 comprises a vertical plate 501, the vertical plate 501 is connected between the two support plates 1 through screws, a hydraulic cylinder 502 is fixedly connected to one side, close to the buffer mechanism 6, of the vertical plate 501, a cutting knife 503 is fixedly connected to the other end of the hydraulic cylinder 502, and the cutting knife 503 is driven to move back and forth through controlling the hydraulic cylinder 502 to cut extruded silica gel materials;

one side of the cutting mechanism 5 is provided with a buffer mechanism 6, the buffer mechanism 6 comprises two mounting plates 601, the mounting plates 601 are connected to the rear side of the rear supporting plate 1 through bolts, one side of each mounting plate 601 is connected with a stepping motor 602 through bolts, the output end of each stepping motor 602 is fixedly connected with a worm 603 which is rotationally connected between the two mounting plates 601, a rotating shaft 604 is rotationally connected between the two supporting plates 1, the rear end of each rotating shaft 604 extends out of the supporting plate 1 and is fixedly connected with a worm wheel 605 which is meshed with the worm 603, a buffer seat 606 which is positioned between the two supporting plates 1 is fixedly connected to the rotating shaft 604, a plurality of buffer grooves are formed in the buffer seats 606, and buffer pads 607 which are consistent with the shape and the size of the cutting knife 503 and have certain elasticity are connected in the buffer grooves;

one side of the buffer mechanism 6, which is far away from the cutting mechanism 5, is provided with an auxiliary mechanism 7, the auxiliary mechanism 7 comprises a fixed plate 701, the fixed plate 701 is connected between the two support plates 1 through screws, one side of the fixed plate 701 is fixedly connected with an electric push rod 702, the telescopic end of the electric push rod 702 is connected with a U-shaped clamping plate 703, the width of a clamping groove in the middle of the clamping plate 703 is consistent with that of a buffer seat 606, the buffer seat 606 is supported by the clamping plate 703, the impact force of the cutting knife 503 is resisted, and the service life of the buffer seat 606 is prolonged.

Working principle: in the utility model, after being extruded between two extrusion rollers 3, a silica gel material reaches the position of a cutting mechanism 5 under the guidance of two material guide plates 4, a hydraulic cylinder 502 is controlled to enable a cutting knife 503 to cut the silica gel material, the left end of the cutting knife 503 enters a buffer groove each time, so that the cutting knife 503 is limited and protected, the cut silica gel material falls onto a conveying belt 2 to be conveyed to a next processing workshop, after the buffer groove of a buffer seat 606 reaches a certain abrasion degree, an electric push rod 702 is controlled to enable a clamping plate 703 to be far away from the buffer seat 606, then a stepping motor 602 is started, the stepping motor 602 drives a worm 603 to rotate, the worm 603 drives a worm wheel 605 to drive a rotating shaft 604 to rotate, the rotating shaft 604 drives the buffer seat 606 to rotate ninety degrees, the other buffer groove is rotated to a position opposite to the cutting knife 503, and after the position is determined, the clamping plate 703 is clamped on the upper side and the lower side of the buffer seat 606 by controlling the electric push rod 702.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and their equivalents.

Claims (4)

1. The utility model provides a mill safety cutter for silica gel, includes backup pad (1) that two front and back set up, its characterized in that: a conveying belt (2) is arranged between the two supporting plates (1), a cutting mechanism (5) is arranged above the conveying belt (2), a buffer mechanism (6) is arranged on one side of the cutting mechanism (5), the buffer mechanism (6) comprises a rotating shaft (604) which is rotationally connected between the two supporting plates (1), a buffer seat (606) is fixedly connected to the rotating shaft (604), a plurality of buffer grooves are formed in the buffer seat (606), a buffer cushion (607) is connected in the buffer grooves, and an auxiliary mechanism (7) is arranged on the other side of the buffer mechanism (6);

the buffer mechanism (6) further comprises two mounting plates (601), the mounting plates (601) are fixedly connected to the rear side of the supporting plate (1), one side of each mounting plate (601) is fixedly connected with a stepping motor (602), the output end of each stepping motor (602) is fixedly connected with a worm (603) which is rotatably connected between the two mounting plates (601), and the rear end of each rotating shaft (604) extends out of the supporting plate (1) and is fixedly connected with a worm wheel (605) meshed with the worm (603);

cutting mechanism (5) are including riser (501), riser (501) fixed connection is two between backup pad (1), riser (501) are close to one side fixedly connected with pneumatic cylinder (502) of buffer gear (6), other end fixedly connected with cutting knife (503) of pneumatic cylinder (502).

2. The mill safety cutter for silica gel according to claim 1, wherein: the auxiliary mechanism (7) comprises a fixed plate (701), the fixed plate (701) is fixedly connected between the two support plates (1), one side of the fixed plate (701) is fixedly connected with an electric push rod (702), and the telescopic end of the electric push rod (702) is connected with a clamping plate (703).

3. The mill safety cutter for silica gel according to claim 1, wherein: two stock guide (4) that are located in conveyer belt (2) top are fixedly connected with between two backup pad (1), two rotate between backup pad (1) be connected with two be located squeeze rolls (3) of stock guide (4) top.

4. The mill safety cutter for silica gel according to claim 2, wherein: and a clamping groove is formed in one side, close to the cutting knife (503), of the clamping plate (703), and the width of the clamping groove is consistent with that of the buffer seat (606).

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