CN110883819A - Large-shear high-precision pneumatic scissors - Google Patents
Large-shear high-precision pneumatic scissors Download PDFInfo
- Publication number
- CN110883819A CN110883819A CN201911171655.4A CN201911171655A CN110883819A CN 110883819 A CN110883819 A CN 110883819A CN 201911171655 A CN201911171655 A CN 201911171655A CN 110883819 A CN110883819 A CN 110883819A
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- Prior art keywords
- scissors
- pneumatic
- shear
- precision
- shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 238000010008 shearing Methods 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
- B26D1/34—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis parallel to the line of cut
- B26D1/40—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis parallel to the line of cut and coacting with a rotary member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/12—Fluid-pressure means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention discloses a high-shearing-force high-precision pneumatic scissors which comprises a shell, a pneumatic component, a cylindrical thrust sliding block and a scissors body, wherein the pneumatic component is arranged in the shell, the cylindrical thrust sliding block and the scissors body are arranged on the bottom surface of the shell, the pneumatic component drives the cylindrical thrust sliding block, and the cylindrical thrust sliding block pushes the tail of the scissors body to move horizontally to realize a shearing or cutting function. The shear force of the scissors is large, the action fulcrum of the scissor head is not easy to loosen, and the precision of shearing and cutting operations can be ensured.
Description
Technical Field
The invention relates to the technical field of pneumatic scissors, in particular to a high-shear high-precision pneumatic scissors which comprises a shell, a pneumatic component, a cylindrical thrust sliding block and a scissors body.
Background
Pneumatic scissors are increasingly applied to the field of industrial automatic production and are used for shearing and cutting products in industrial production, and a pneumatic component drives a power rod of the pneumatic scissors to drive a scissor head to move so as to realize the shearing or cutting function. The prior art pneumatic scissors mainly comprise the following two types:
one is that the scissors body is installed in the middle of one end of the scissors body, as shown in fig. 1, but when the scissors body is combined to work, the distance between the scissors head and the surrounding scissors body is blocked, so that the distance between the blade parts of the two pneumatic scissors is large, as shown in fig. 2, the scissors body cannot be attached to a component to be cut to cut and cut, and the scissors body cannot be suitable for cutting or cutting some small-sized components.
For this reason, another pneumatic scissors having a scissors body mounted on one end side of a scissors body is available on the market, as shown in fig. 3, when the pneumatic scissors are combined to work, as shown in figure 4, the distance between the blade parts of the two pneumatic scissors is small, so that the pneumatic scissors can be suitable for shearing or cutting some small-sized components, the pneumatic scissors adopt the pneumatic conical piston to apply force in the vertical direction to the middle position of the hair force rod of the pneumatic scissors so as to open the hair force rod of the pneumatic scissors to achieve the aim of cutting the head of the scissors, but the moment acted on the scissor head is only the product of constant pneumatic impact force and half of the distance of the hair bar of the pneumatic scissors, the generated shearing or cutting force is small and cannot be suitable for occasions requiring large shearing force, and the pneumatic conical piston vertically acts on the scissors hair force rod to easily cause the scissors head fulcrum screw to be easily loosened to influence the shearing and cutting operation precision.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the technical problem of how to improve the shearing force and keep the shearing precision stable.
In order to solve the technical problems, the technical scheme adopted by the invention is that the high-shear high-precision pneumatic scissors comprise a shell, a pneumatic component, a cylindrical thrust sliding block and a scissors body, wherein the pneumatic component is arranged in the shell, the cylindrical thrust sliding block and the scissors body are arranged on the bottom surface of the shell, the pneumatic component drives the cylindrical thrust sliding block, and the cylindrical thrust sliding block pushes the tail of the scissors body to move in the horizontal direction to realize the shearing or cutting function.
The inside cavity structure that is of casing, the top is equipped with the air inlet, and inside front end is equipped with circular slide rail post to rear end direction, circular slide rail post top surface is equipped with the step.
The pneumatic component comprises a piston and a piston spring, a counter bore is formed in one end of the piston, the piston spring is installed in the counter bore, and one end of the piston spring is clamped on a step arranged on the surface of the top of the circular slide rail column.
The cylinder type thrust sliding block is of a cylinder type structure, steps are arranged at two ends of the outer surface of the cylinder type thrust sliding block, an annular structure body is formed between the steps, an inclined plane thrust sliding block is connected to one side of the annular structure body, the inclined plane thrust sliding block is of an inclined plane structure, a through hole is formed in the cylinder type thrust sliding block, and the inner wall of the through hole slides along the outer surface of the circular slide rail column.
The scissors body includes scissors power pole and scissors head, scissors power pole and scissors head are fixed through the fixed pin that is equipped with the casing bottom, be equipped with reset spring on the scissors power pole.
The invention also comprises a bottom cover plate, and the cover plate is arranged at the bottom of the shell and covers and seals the scissor body.
The invention also comprises a movable mounting seat, wherein the movable mounting seat is arranged at the rear end of the shell, the top of the movable mounting seat is communicated with the air inlet arranged at the top of the shell, and the movable mounting seat can be arranged on the fixed rack so as to better adapt to the requirement of automatic production.
Further, the movable mounting seat is provided with a fixing through hole so as to be conveniently and fixedly mounted on the fixed rack.
Compared with the prior art, the shear force of the scissors is large, the action fulcrum of the scissor head is not easy to loosen, and the precision of shearing and cutting operations can be ensured.
Drawings
FIG. 1 is a perspective view of a prior art;
FIG. 2 is a perspective view of an assembly of the prior art;
FIG. 3 is a schematic perspective view of a prior art;
FIG. 4 is a perspective view of a prior art two-piece assembly;
FIG. 5 is a perspective view of the present invention;
FIG. 6 is a schematic cross-sectional view of the present invention;
FIG. 7 is a bottom perspective view of the present invention with the bottom cover removed.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings, but the present invention is not limited thereto.
Fig. 1 and 2 show a pneumatic scissors of the prior art, in which a scissor body 10 is installed in the middle of one end of the pneumatic scissors, and when the combination is used, the distance between the scissor bodies 10 is large, which is not suitable for cutting or cutting small-sized components.
Fig. 3 and 4 show a second prior art pneumatic scissors, in which a scissors body 20 is installed at one end side of the pneumatic scissors, and when the combination is used, the distance between the scissors bodies 10 is small, which is suitable for cutting or cutting small-sized components. However, the pneumatic conical piston applies force to the middle position of the pneumatic scissors hair force rod in the vertical direction to open the pneumatic scissors hair force rod to achieve the purpose of shearing or cutting the scissors head, but the moment acting on the scissors head is only the product of constant pneumatic impact force and about half of the distance of the pneumatic scissors hair force rod, the generated shearing or cutting force is small and cannot be applied to occasions requiring large shearing force, and the pneumatic conical piston vertically acts on the scissors hair force rod to easily cause that a fulcrum screw of the scissors head is easy to loosen to influence the precision of shearing and cutting operations.
Fig. 5 to 7 show a high-shearing-force high-precision pneumatic scissors, which comprises a shell 1, a pneumatic component 2, a cylindrical thrust slider 3 and a scissors body 4, wherein the pneumatic component 2 is arranged in the shell 1, the cylindrical thrust slider 3 and the scissors body 4 are arranged on the bottom surface of the shell 1, the pneumatic component 2 drives the cylindrical thrust slider 3, and the cylindrical thrust slider 3 pushes the tail of the scissors body 4 to move horizontally to realize a shearing or cutting function.
The inside cavity structure that is of casing 1, the top is equipped with air inlet 11, and inside front end is equipped with circular slide rail post 12 to the rear end direction, and circular slide rail post 12 top surface is equipped with the step.
As shown in fig. 6, the pneumatic component 2 includes a piston 21 and a piston spring 22, a counter bore is formed in one end of the piston 21, the piston spring 22 is installed in the counter bore, and one end of the piston spring 22 is clamped on a step formed on the top surface of the circular slide rail column 12.
As shown in fig. 6, the cylindrical thrust slider 3 is a cylindrical structure, steps are provided at two ends of the cylindrical outer surface, an annular structure is formed between the steps, an inclined thrust slider 31 is connected to one side of the annular structure, the inclined thrust slider 31 has an inclined structure, a through hole is provided inside the cylindrical structure, and the inner wall of the through hole slides along the outer surface of the circular slide rail column 12.
As shown in fig. 6 and 7, scissor body 4 includes scissor force lever 41 and scissor head 42, scissor force lever 41 and scissor head 42 are fixed to the bottom of housing 1 by a fixing pin 43 provided thereon, and scissor force lever 41 is provided with return spring 44.
As shown in fig. 5 and 6, the present invention further includes a bottom cover plate 5, and the cover plate 5 is installed at the bottom of the housing 1 to cover the scissor body 4.
The invention also comprises a movable mounting seat 6, wherein the movable mounting seat 6 is arranged at the rear end of the shell 1, the top of the movable mounting seat is communicated with an air inlet 11 arranged at the top of the shell 1, and the movable mounting seat 6 can be arranged on a fixed frame to better adapt to the requirement of automatic production.
Further, the movable mounting seat 6 is provided with a fixing through hole 61 so as to be fixedly mounted on the fixed frame.
The working principle of the invention is as follows:
compressed gas enters the inner cavity from the gas inlet 11 arranged at the top of the shell 1, the compressed gas pushes the piston 21 to push the cylinder type thrust slider 3 forwards to slide along the circular slide rail column 12, meanwhile, the piston spring 22 is compressed, the inclined plane thrust slider 31 on the cylinder type thrust slider 3 and the extension surface of the scissors power rod 41 are attached and horizontally slide, the scissors power rod 41 is pushed to fold inwards by utilizing the inclined plane characteristic, the scissors head 42 moves inwards around the fixed pin 43 to finish the purposes of shearing and cutting, and meanwhile, the reset spring 44 arranged on the inner side of the scissors power rod 41 is compressed and contracted. After scissors body 4 finishes shearing and cutting the mesh, carry out compressed air exhaust, piston spring 22 resets and bounces and drives piston 21 and reset to the starting point, meanwhile, cylinder formula thrust slider 3 loses the thrust, at this moment, reset spring 44 also resets and bounces and makes scissors power pole 41 outwards open, scissors power pole 41 epitaxial surface laminating level promotes inclined plane thrust slider 31 and gets back to the initial condition, scissors head 42 is around the fixed pin 43 outward movement completion state of opening simultaneously, get into next shearing and cutting cycle.
Compared with the prior art, the inclined plane thrust sliding block acts on the tail of the scissors power rod, the generated moment of the scissors head is the product of constant pneumatic impact force and full long distance of the scissors power rod, the generated shearing or cutting force is large, the scissors head thrust sliding block can be suitable for being used in occasions needing large shearing force, the thrust generated by the inclined plane thrust sliding block acts on the scissors power rod horizontally, a pivot screw of the scissors head is not easy to loosen, and the shearing and cutting operation precision can be guaranteed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.
Claims (8)
1. The utility model provides a pneumatic scissors of high shear force high accuracy, includes casing, pneumatic component, drum formula thrust slider and scissors body, pneumatic component establishes in the casing, its characterized in that, drum formula thrust slider and scissors body establish the casing bottom surface, pneumatic component drive drum formula thrust slider, drum formula thrust slider horizontal direction promotes scissors body afterbody action realizes shearing or cutting function.
2. The high-shear high-precision pneumatic scissors of claim 1, wherein the cylindrical thrust slider is of a cylindrical structure, steps are arranged at two ends of the cylindrical outer surface, an annular structure body is formed between the steps, an inclined thrust slider is connected to one side of the annular structure body, the inclined thrust slider is of an inclined structure, and a through hole is formed in the cylindrical structure.
3. The high-shear high-precision pneumatic scissors as claimed in claim 2, wherein the inside of the casing is of a cavity structure, the top of the casing is provided with an air inlet, the front end of the inside is provided with a circular slide rail column towards the rear end, and the top surface of the circular slide rail column is provided with a step.
4. The high-shear high-precision pneumatic scissors of claim 2, wherein the pneumatic component comprises a piston and a piston spring, a counter bore is formed in one end of the piston, the piston spring is mounted in the counter bore, and one end of the piston spring is clamped on a step arranged on the top surface of the circular slide rail column.
5. The high-shear high-precision pneumatic scissors of claim 2, wherein the scissors body comprises a scissors hair force rod and a scissors head, the scissors hair force rod and the scissors head are fixed at the bottom of the shell through fixing pins, and a return spring is arranged on the scissors hair force rod.
6. High shear and high precision pneumatic scissors according to any one of claims 1 to 5, further comprising a bottom cover plate mounted on the housing bottom cover enclosing the scissors body.
7. The high-shear high-precision pneumatic scissors of claim 6 further comprising a movable mounting seat, wherein the movable mounting seat is mounted at the rear end of the shell, and the top of the movable mounting seat is communicated with an air inlet formed in the top of the shell.
8. High shear and high precision pneumatic scissors according to claim 7, wherein the mobile mounting base is provided with fixing through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911171655.4A CN110883819A (en) | 2019-11-23 | 2019-11-23 | Large-shear high-precision pneumatic scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911171655.4A CN110883819A (en) | 2019-11-23 | 2019-11-23 | Large-shear high-precision pneumatic scissors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110883819A true CN110883819A (en) | 2020-03-17 |
Family
ID=69748754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911171655.4A Pending CN110883819A (en) | 2019-11-23 | 2019-11-23 | Large-shear high-precision pneumatic scissors |
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| Country | Link |
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| CN (1) | CN110883819A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113665074A (en) * | 2021-10-11 | 2021-11-19 | 宁波方正汽车部件有限公司 | Filter element sealing washer's stub bar system that goes |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2401604A1 (en) * | 1977-09-01 | 1979-03-30 | Lavijerie Jacques | Pneumatically operated secateurs - has one blade moved by valve controlled piston and returned by spring on release of pressure |
| CN203380303U (en) * | 2013-07-23 | 2014-01-08 | 吾佳企业有限公司 | Adjustable pneumatic shears |
| CN206795989U (en) * | 2017-05-24 | 2017-12-26 | 东莞圣辰自动化技术有限公司 | A kind of novel intelligent signal feedback automation pneumatic scissors |
| CN206962345U (en) * | 2017-06-14 | 2018-02-02 | 罗庆雄 | Rotor wing unmanned aerial vehicle remove can cutting object device |
| CN109249593A (en) * | 2017-11-27 | 2019-01-22 | 中日龙(襄阳)机电技术开发有限公司 | Miniature gas is cut |
| CN211073764U (en) * | 2019-11-23 | 2020-07-24 | 佛山市信成洋自动化设备有限公司 | Large-shear high-precision pneumatic scissors |
-
2019
- 2019-11-23 CN CN201911171655.4A patent/CN110883819A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2401604A1 (en) * | 1977-09-01 | 1979-03-30 | Lavijerie Jacques | Pneumatically operated secateurs - has one blade moved by valve controlled piston and returned by spring on release of pressure |
| CN203380303U (en) * | 2013-07-23 | 2014-01-08 | 吾佳企业有限公司 | Adjustable pneumatic shears |
| CN206795989U (en) * | 2017-05-24 | 2017-12-26 | 东莞圣辰自动化技术有限公司 | A kind of novel intelligent signal feedback automation pneumatic scissors |
| CN206962345U (en) * | 2017-06-14 | 2018-02-02 | 罗庆雄 | Rotor wing unmanned aerial vehicle remove can cutting object device |
| CN109249593A (en) * | 2017-11-27 | 2019-01-22 | 中日龙(襄阳)机电技术开发有限公司 | Miniature gas is cut |
| CN211073764U (en) * | 2019-11-23 | 2020-07-24 | 佛山市信成洋自动化设备有限公司 | Large-shear high-precision pneumatic scissors |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113665074A (en) * | 2021-10-11 | 2021-11-19 | 宁波方正汽车部件有限公司 | Filter element sealing washer's stub bar system that goes |
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Address after: 528000 Room 101, First Floor, Building E, Phase I, Guangdong New Material Innovation Industrial Park, No. 2, Zhongjin Road, Xinlian Section, Foshan 1st Ring Road, Lishui Town, Nanhai District, Foshan City, Guangdong Province Applicant after: Foshan xinchengyang automation equipment Co.,Ltd. Address before: 528244 The first floor of Lianfeng Investment Litai Building, 39 Ligang Road, Lishui Town, Nanhai District, Foshan City, Guangdong Province Applicant before: Foshan xinchengyang automation equipment Co.,Ltd. |