CN216992206U

CN216992206U - Swing arm type pneumatic pressing knife and mechanical limiting mechanism of splitting machine

Info

Publication number: CN216992206U
Application number: CN202123327542.4U
Authority: CN
Inventors: 林晓西; 罗英强; 关东荫; 陈迪
Original assignee: Foshan Gaoming Taizhou Electromechanical Equipment Co ltd
Current assignee: Foshan Gaoming Taizhou Electromechanical Equipment Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-19
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the field of slitting processing, in particular to a swing arm type pneumatic pressing knife and a mechanical limiting mechanism of a slitting machine, which comprise a frame and a lower circular knife, wherein the lower circular knife is arranged on the frame, swing arm cylinders are respectively arranged at two opposite side ends of the frame, a circular knife swing arm is arranged at the output end of each swing arm cylinder, an upper circular knife is arranged on each circular knife swing arm, a side pressing cylinder is arranged on each upper circular knife, when the slitting machine is used, the upper circular knife and the lower circular knife are separated from each other after the swing arm cylinders are lifted, each blade is arranged in a limiting groove, the upper circular knife and the lower circular knife are reset after the swing arm cylinders are reset, the upper circular knife and the lower circular knife can be jacked to a cutting working position through the side pressing cylinders, so that the knife changing action of the slitting machine is finished, the axial pressing feed quantity of the upper circular knife can be adjusted through a limiting screw rod, the precise control is carried out, and the precision of the mechanism is higher than the precision of the traditional manual adjustment, the mechanism also has the advantages of convenient operation and easy implementation.

Description

Swing arm type pneumatic pressing knife and mechanical limiting mechanism of splitting machine

Technical Field

The utility model relates to the field of slitting processing, in particular to a swing arm type pneumatic pressing knife and a mechanical limiting mechanism of a slitting machine.

Background

Slitting refers to a process of slitting wide paper, mica tapes or films into multiple narrow strips, which is commonly used in paper making machinery, wire and cable mica tapes and printing and packaging machinery. The slitting machine mainly applies to: non-woven fabrics; the cutting of mica tapes, papers, insulating materials and various film materials is particularly suitable for the cutting of narrow tapes (non-woven fabrics, papers, insulating materials, mica tapes, films and the like).

The cutting machine will be rolled up or whole raw and other materials carry out the processing of cutting of fixed length entirely, for example plastic packaging material, packing carton, steel sheet, film, leather, wood chip etc. cut the processing, all will use the fixed length to cut control, cut length and can set for in succession, if the actual length of cutting has the error, easily through the mode calibration of setting for the parameter, generally divide into static and dynamic and cut two kinds: accurately stopping when the set length is reached, then statically cutting, and restarting to operate after cutting; when the set length is reached, a slitting signal is sent out without stopping the machine, and the slitting machine performs dynamic slitting processing in the material movement process.

The applicant researches and discovers that the existing cutter part of the splitting machine generally adopts a round cutter or a manual cutter mode, the traditional splitting mode needs to manually and independently debug the position of each blade, and the debugging is complicated and inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a swing arm type pneumatic pressing knife and a mechanical limiting mechanism of a splitting machine.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a pneumatic pressing tool of swing arm formula and mechanical stop gear of cutting machine, includes frame and lower circular knife, be equipped with in the frame circular knife down, just two opposite side ends of frame all are equipped with the swing arm cylinder, the output of swing arm cylinder is equipped with the circular knife swing arm, be equipped with in the circular knife swing arm go up the circular knife, upward be equipped with the side pressure cylinder on the circular knife, it is equipped with a plurality of spacing grooves to be the equidistance on the circular knife down, go up shaft end one side of circular knife with the output of side pressure cylinder is connected, just the shaft end opposite side of going up the circular knife is equipped with stop screw.

Furthermore, the circular knife swing arm is connected with the rack through a pin, and the circular knife swing arm can rotate on the rack around a pin joint.

Furthermore, the frame is also provided with a limiting structure for limiting the rotation angle of the upper circular knife.

Further, the limit structure specifically includes: the circular knife cutting machine comprises a limiting base, a convex arm and an adjusting bolt, wherein the limiting base is arranged on the rack, the convex arm is arranged at the tail end of the upper circular knife, and the adjusting bolt is arranged on the convex arm.

Furthermore, the tail end of the adjusting bolt penetrates through the outer wall of the convex arm and extends outwards for a certain length.

Furthermore, a material platform is further arranged on the machine frame.

Compared with the prior art, the utility model has the following advantages:

during the use, the swing arm cylinder lifts the back, go up circular knife and circular knife alternate segregation down, with every blade transfer in spacing inslot back, the swing arm cylinder resets the back, go up circular knife and circular knife playback down, can push up circular knife and circular knife down to cutting work position through the side pressure cylinder, thereby the tool changing action of cutting machine has just been accomplished, and the axial through the adjustable circular knife that goes up of stop screw compresses tightly the feed volume, thereby carry out accurate control, and then make this mechanism precision higher than traditional manual regulation, and reduce cutter adjust time, the precision of cutter position has been improved, make mechanical degree of automation higher, this mechanism still has convenient operation, easy to implement's advantage.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a swing arm type pneumatic knife and a mechanical limiting mechanism of a splitting machine according to the present invention.

Fig. 2 is a left side view structural schematic diagram of the swing arm type pneumatic knife and the mechanical limiting mechanism of the splitting machine of the utility model.

Fig. 3 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention.

The reference numbers in the above figures illustrate:

1-a frame, 2-a swing arm cylinder, 3-a circular knife swing arm, 4-an upper circular knife, 5-a lower circular knife, 6-a limiting structure, 7-a lateral pressure cylinder, 8-a limiting base, 9-a convex arm, 10-an adjusting bolt, 11-a material table, 12-a limiting groove and 13-a limiting screw rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to fig. 3, the embodiment discloses a swing arm type pneumatic pressing knife and a mechanical limiting mechanism of a splitting machine, which comprises a frame 1 and a lower circular knife 5, and is characterized in that: be equipped with down circular knife 5 in the frame 1, and the two opposite side ends of frame 1 all are equipped with swing arm cylinder 2, and the output of swing arm cylinder 2 is equipped with circular knife swing arm 3, is equipped with circular knife 4 on the circular knife swing arm 3, is equipped with side pressure cylinder 7 on going up circular knife 4, is the equidistance on the lower circular knife 5 and is equipped with a plurality of spacing grooves 12, go up circular knife 4's axle head one side with the output of side pressure cylinder 7 is connected, just the axle head opposite side of going up circular knife 4 is equipped with stop screw 13.

The circular knife swing arm 3 is connected with the frame 1 through a pin, and the circular knife swing arm 3 can rotate on the frame 1 around a pin joint; when the circular knife swing arm 3 rotates on the frame 1 around the pin joint, the circular knife swing arm can drive the upper circular knife 4 to move, so that the upper circular knife 4 and the lower circular knife 5 are separated from each other.

The frame 1 is also provided with a limiting structure 6 for limiting the rotating angle of the upper circular knife 4; when the upper circular knife 4 and the lower circular knife 5 reset through the limiting structure 6, the upper circular knife 4 is prevented from moving too much.

The limit structure 6 specifically includes: the circular knife cutting machine comprises a limiting base 8, a convex arm 9 and an adjusting bolt 10, wherein the limiting base 8 is arranged on the machine frame 1, the convex arm 9 is arranged at the tail end of the upper circular knife 4, and the adjusting bolt 10 is arranged on the convex arm 9.

The end of the adjusting bolt 10 extends through the outer wall of the protruding arm 9 and extends outward by a certain length.

The rack 1 is also provided with a material platform 11; the cut materials can be jointed and disconnected through the material platform 11.

The working process and principle of the utility model are as follows: firstly, the swing arm cylinder 2 on the frame 1 is started, the swing arm cylinder 2 can lift the upper circular knife 4 and the lower circular knife 5 through the circular knife swing arm 3, so that the upper circular knife 4 and the lower circular knife 5 are separated from each other, each blade is adjusted in the limit groove 12, the swing arm cylinder 2 is recovered to return the upper circular knife 4 and the lower circular knife 5, then the upper circular knife 4 and the lower circular knife 5 are pushed to a cutting working position through the lateral pressing cylinder 7, so that the knife changing action of the splitting machine is completed, the axial pressing feed amount of the upper circular knife can be adjusted through the limit screw, so that the precise control is performed, the precision of the mechanism is higher than that of the traditional manual adjustment, when the upper circular knife 4 and the lower circular knife 5 are reset, the adjusting bolt 10 on the convex arm 9 at the tail end of the upper circular knife 4 can firstly contact the limit base 8, so that the limit structure 6 avoids the upper circular knife 4 from moving too much, the production process also has the advantages of convenient operation, Easy to implement.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a pneumatic pressure sword of swing arm formula and mechanical stop gear of cutting machine, includes frame and lower circular knife, its characterized in that: be equipped with in the frame round cutter down, just the two opposite side ends of frame all are equipped with the swing arm cylinder, the output of swing arm cylinder is equipped with the round cutter swing arm, be equipped with round cutter in the round cutter swing arm, be equipped with the side pressure cylinder on going up the round cutter, it is equipped with a plurality of spacing grooves to be the equidistance on the round cutter down, go up round cutter axle head one side with the output of side pressure cylinder is connected, just go up round cutter's axle head opposite side and be equipped with stop screw.

2. The swing arm type pneumatic knife and mechanical limiting mechanism of the splitting machine as claimed in claim 1, wherein: the circular knife swing arm is connected with the rack through a pin, and the circular knife swing arm can rotate on the rack around a pin joint.

3. The swing arm type pneumatic knife pressing and mechanical limiting mechanism of the splitting machine as claimed in claim 1, characterized in that: and the rack is also provided with a limiting structure for limiting the rotating angle of the upper circular knife.

4. The swing arm type pneumatic knife and mechanical limiting mechanism of the splitting machine as claimed in claim 3, wherein: the limiting mechanism specifically comprises: the circular knife cutting machine comprises a limiting base, a convex arm and an adjusting bolt, wherein the limiting base is arranged on the rack, the convex arm is arranged at the tail end of the upper circular knife, and the adjusting bolt is arranged on the convex arm.

5. The swing arm type pneumatic knife and mechanical limiting mechanism of the splitting machine as claimed in claim 4, wherein: the tail end of the adjusting bolt penetrates through the outer wall of the convex arm and extends outwards for a certain length.

6. The swing arm type pneumatic knife and mechanical limiting mechanism of the splitting machine as claimed in claim 1, wherein: the rack is also provided with a material platform.