CN214293242U

CN214293242U - Pneumatic reciprocating type motion cutting knife

Info

Publication number: CN214293242U
Application number: CN202022295551.9U
Authority: CN
Inventors: 卢冬
Original assignee: Shanghai Changkun Intelligent Technology Co ltd
Current assignee: Shanghai Changkun Intelligent Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-09-28
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a pneumatic reciprocating type motion cutting knife belongs to punch press technical field, including the pneumatic valve, the one end of pneumatic valve is equipped with the cylinder, the lid behind the cylinder is installed at the top of cylinder, the inside of cylinder is equipped with the piston rod, the valve barrel has been cup jointed in the outside activity of piston rod, the cylinder protecgulum is installed to the bottom of cylinder, cylinder protecgulum backing plate is installed in the outside of cylinder protecgulum, peg graft in the inside of blade holder to the one end of pneumatic valve, one side of blade holder welds in the one end of a sword section of thick bamboo, the inboard of the one end of a sword section of thick bamboo is bonded and is used the amortization preforming, the inside of amortization preforming is equipped with the amortization cotton, the inboard of a sword section of thick bamboo is equipped with the spring, the one end of spring welds in the inboard bottom of blade holder. This practical structure is simple, and the range of application is wide, can effectual noise reduction, can improve cutting efficiency simultaneously.

Description

Pneumatic reciprocating type motion cutting knife

Technical Field

The utility model relates to a punch press technical field specifically is pneumatic reciprocating type motion cutting knife.

Background

The punch press is a stamping type press. In national production, the stamping process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be machined through various die applications, so that the stamping process has more and more extensive applications, and the stamping production is mainly directed to plates. Through the mould, can make blanking, punch a hole, shaping, deep-drawing, trimming, essence towards, the plastic, riveting and extruded article etc. wide application in each field.

In each application field of the punch, the cutting of the punch is very extensive, in the current cutting of the punch, for example, a sole material, the cutting surface is not flat enough, the efficiency is low, a blade is easy to break, the production efficiency is seriously influenced, and larger noise can be generated during cutting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic reciprocating type motion cutting knife mainly comprises parts such as cylinder, a sword section of thick bamboo, amortization preforming, amortization are cotton, the utility model discloses simple structure, the range of application is wide, can effectual noise reduction, can improve cutting efficiency simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: pneumatic reciprocating type motion cutting knife, including the pneumatic valve, the one end of pneumatic valve is equipped with the cylinder, the cylinder hou gai is installed at the top of cylinder, the inside of cylinder is equipped with the piston rod, the valve barrel has been cup jointed in the outside activity of piston rod, the cylinder protecgulum is installed to the bottom of cylinder, the cylinder protecgulum backing plate is installed in the outside of cylinder protecgulum, the one end of pneumatic valve is pegged graft in the inside of blade holder, one side of blade holder welds in the one end of a sword section of thick bamboo, the inboard of the one end of a sword section of thick bamboo bonds and uses the amortization preforming, the inside of amortization preforming is equipped with the amortization cotton, the inboard of a sword section of thick bamboo is equipped with the spring, the one end of spring welds in the inboard bottom of blade holder.

Preferably, the outside of the cylinder rear cover is provided with two groups of O-shaped sealing rings.

Preferably, an O-shaped oil seal is mounted on the outer portion of the front cover of the air cylinder, and the O-shaped oil seal is located inside the cutter cylinder.

Preferably, a cushion pad is bonded to the bottom of the cylinder, and the cushion pad is located between the cylinder and the cylinder front cover.

Preferably, an airplane head is installed inside the knife cover, an airplane head sleeve is installed at the top of the airplane head, and a shaft sleeve is arranged at the top of the airplane head sleeve.

Preferably, the knife cover is a Teflon knife cap.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses let in stable highly-compressed air in to the pneumatic valve, highly-compressed gas can get into the cylinder in proper order, and the piston rod moves under highly-compressed gas's effect in the cylinder to drive the blade and move forward, cut the material, the spring flattens with the knife cover is effectual to the material, accomplishes when the piston rod stroke, and highly-compressed gas passes through the pressure release hole outflow of cylinder, and atmospheric pressure reduces, and piston rod reverse motion drives the blade and moves backward. The material is accurately cut by repeating the steps, so that the cutting machine is very convenient, on one hand, the smoothness of a material cut is ensured, on the other hand, the air pressure is used as a driving force, the stability is high, the cutting force is strong, and the cutting production efficiency is greatly improved;

2. the utility model discloses when cutting, need let in high-pressure gas, when the piston rod moved, can the sound, at this moment can absorb these sounds through the inside amortization cotton of amortization preforming, greatly reduced the noise, played the effect of protection to staff's physical and mental health.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic diagram of the uniform distribution cross section structure of the present invention;

fig. 3 is a schematic view of the main sectional structure of the present invention.

In the figure: 1. an air valve; 2. a tool apron; 3. silencing cotton; 4. an O-shaped sealing ring; 5. a valve housing; 6. a piston rod; 7. a knife cylinder; 8. a cushion pad; 9. a cylinder front cover backing plate; 10. o-shaped oil seal; 11. a shaft sleeve; 12. An aircraft headgear; 13. an aircraft head; 14. silencing and tabletting; 15. a cylinder rear cover; 16. a cylinder; 17. a cylinder front cover; 18. a spring; 19. and (7) covering the knife.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the pneumatic reciprocating type movement cutting knife comprises an air valve 1, wherein high-pressure air is introduced into the air valve 1, one end of the air valve 1 is provided with an air cylinder 16, the top of the air cylinder 16 is provided with an air cylinder rear cover 15 for stabilizing the air cylinder 16, an O-shaped sealing ring 4 is arranged outside the air cylinder rear cover 15 and used for sealing and placing air leakage, the O-shaped sealing rings 4 are arranged into two groups, a piston rod 6 is arranged inside the air cylinder 16 and can stretch and retract under high pressure, and a valve sleeve 5 is movably sleeved outside the piston rod 6 to protect the air valve 1 from air leakage;

the bottom of the cylinder 16 is provided with a cylinder front cover 17 for fixing the cylinder 16, the outside of the cylinder front cover 17 is provided with an O-shaped oil seal 10 for preventing hydraulic oil from leaking outwards, the O-shaped oil seal 10 is positioned inside the knife cylinder 7, the bottom of the cylinder 16 is bonded with a cushion pad 8 for playing a role of buffering, the cushion pad 8 is positioned between the cylinder 16 and the cylinder front cover 17, the outside of the cylinder front cover 17 is provided with a cylinder front cover cushion plate 9 for supporting the cylinder front cover 17, one end of the air valve 1 is inserted inside the knife base 2 for supporting the knife cylinder 7, one side of the knife base 2 is welded at one end of the knife cylinder 7, the knife cylinder 7 plays a role of protecting and prevents blades from breaking and jumping out, the inner side of one end of the knife cylinder 7 is bonded with a silencing pressing sheet 14 for mounting silencing cotton 3, and the silencing cotton 3 is arranged inside the silencing pressing sheet 14;

the inboard of sword section of thick bamboo 7 is equipped with spring 18, sets up to compression spring, and the free height sets up to 5-10CM, and the steel wire diameter is 1-2MM, and the one end of spring 18 welds in the inboard bottom of sword lid 19, and sword lid 19 sets up to the Teflon sword cap, and the internally mounted of sword lid 19 has aircraft head 13 for the exhaust, and aircraft headgear 12 is installed at the top of aircraft head 13, protects aircraft head 13, and the top of aircraft headgear 12 is equipped with axle sleeve 11, and is spacing to the cutter, places and takes place the displacement.

The working principle is as follows: during the use, let in stable high-pressure air in to pneumatic valve 1, high-pressure gas can get into cylinder 16 in proper order, and piston rod 6 moves under high-pressure gas's effect in the cylinder 16 to drive the blade and move forward, cut the material, spring 18 and knife cover 19 are effectual flattens the material, accomplish when the 6 strokes of piston rod, high-pressure gas flows out through the pressure release hole of cylinder 16, and atmospheric pressure reduces, and piston rod 6 reverse motion drives the blade and moves backward. The material is accurately cut by repeating the steps, so that the cutting machine is very convenient, on one hand, the smoothness of a material cut is ensured, on the other hand, the air pressure is used as a driving force, the stability is high, the cutting force is strong, and the cutting production efficiency is greatly improved;

when cutting, high-pressure gas is required to be introduced, when the piston rod 6 moves, the sound can be emitted, and at the moment, the sound can be absorbed through the silencing cotton 3 in the silencing pressing sheet 14, so that the noise is greatly reduced, and the physical and psychological health of workers is protected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Pneumatic reciprocating motion cutting knife, including pneumatic valve (1), its characterized in that: one end of the air valve (1) is provided with an air cylinder (16), the top of the air cylinder (16) is provided with an air cylinder rear cover (15), a piston rod (6) is arranged inside the cylinder (16), a valve sleeve (5) is movably sleeved outside the piston rod (6), the bottom of the cylinder (16) is provided with a cylinder front cover (17), the outer side of the cylinder front cover (17) is provided with a cylinder front cover backing plate (9), one end of the air valve (1) is inserted into the cutter holder (2), one side of the cutter holder (2) is welded at one end of the cutter cylinder (7), a silencing pressing sheet (14) is bonded on the inner side of one end of the knife cylinder (7), silencing cotton (3) is arranged inside the silencing pressing sheet (14), a spring (18) is arranged on the inner side of the knife cylinder (7), and one end of the spring (18) is welded to the bottom of the inner side of the knife cover (19).

2. The pneumatic reciprocating cutting burr of claim 1, wherein: the outer mounting of lid (15) has O type sealing washer (4) behind the cylinder, O type sealing washer (4) set up to two sets of.

3. The pneumatic reciprocating cutting burr of claim 1, wherein: the outside mounting of cylinder protecgulum (17) has O type oil blanket (10), O type oil blanket (10) are located the inside of sword section of thick bamboo (7).

4. The pneumatic reciprocating cutting burr of claim 1, wherein: the bottom of the cylinder (16) is bonded with a cushion pad (8), and the cushion pad (8) is positioned between the cylinder (16) and a cylinder front cover (17).

5. The pneumatic reciprocating cutting burr of claim 1, wherein: an airplane head (13) is installed inside the knife cover (19), an airplane head sleeve (12) is installed at the top of the airplane head (13), and a shaft sleeve (11) is arranged at the top of the airplane head sleeve (12).

6. The pneumatic reciprocating cutting burr of claim 1, wherein: the knife cover (19) is a Teflon knife cap.