CN203566726U - Plastic pipe shears - Google Patents
Plastic pipe shears Download PDFInfo
- Publication number
- CN203566726U CN203566726U CN201320670766.1U CN201320670766U CN203566726U CN 203566726 U CN203566726 U CN 203566726U CN 201320670766 U CN201320670766 U CN 201320670766U CN 203566726 U CN203566726 U CN 203566726U
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- CN
- China
- Prior art keywords
- plastic pipe
- blade
- cell wall
- supporting walls
- locating slot
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses plastic pipe shears which comprise two handles hinged through a rotating shaft. A base and a blade which are matched with each other are fixed on the two handles respectively. The base is provided with a locating groove for locating a plastic pipe. A friction piece which is used for increasing surface static friction force is arranged on the wall of the locating groove. According to the plastic pipe shears, the friction piece is arranged in the locating groove, when the plastic pipe is placed in the locating groove and is sheared by the blade under driving of the handles, the friction piece abuts against the surface of the plastic pipe, resistance needed during plastic pipe rolling and sliding off is increased, accordingly, the plastic pipe is prevented from rolling and sliding off in the locating groove, cutting accuracy is improved, and burr production is lowered.
Description
Technical field
The utility model relates to a kind of scissors, especially a kind of plastic pipe scissors.
Background technology
At present, the pipeline of family expenses adopts the lightweight tubing such as plastic tube, PAP conventionally, and these pipelines are due to being conveniently widely used of transporting, carry, connect.Existing pipe cutting mode is general adopts sawed-off formula, but this mode can produce burr on otch, and these burrs affect flow rate of water flow for a moment, and the 2nd, likely can come off, mix in current and can affect water quality.Therefore, there is now a kind of popular mode, scissors cut.
In China Granted publication CN202006479U, a kind of " plastic pipe scissors " disclosed, this plastic pipe scissors comprises left lever and the right lever of fixing by central shaft, and be connected to blade and the pedestal on lever, pedestal is in the shape of the letter V, the knife edge part of blade also becomes V font, and this plastic pipe scissors has changed the structure of original cutter, has reduced the contact-making surface of blade and pipeline, easy to operate when cutting off, can settle at one go.While shearing pipe, plastic tube is installed between two blades, and the mutual cutting by two blades realizes pipe and cuts off.But pipe scissors is that effect by tangential force realizes in shearing, between pipe and blade, easily occur rolling and the situation of slippage, thereby the precision that impact is sheared also easily causes shearing area to occur burr.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of generation while avoiding shearing to roll and slippage, reduces thus the plastic pipe scissors that burr produces.
The utility model solves the technical scheme that its technical problem adopts: a kind of plastic pipe scissors, comprise by two hinged handles of rotating shaft, on two handles, be fixed with respectively the pedestal and the blade that cooperatively interact, this pedestal is provided with for locating the locating slot of plastic tube, and described locating slot cell wall is provided with the friction member for increasing surperficial stiction.
Further be set to: described friction member is some leg-of-mutton sawtooth, and this sawtooth is convexly set on cell wall.In plastic tube is positioned over locating slot, and while shearing to plastic tube by handle drives blade, sawtooth on cell wall compresses mutually with plastic tube surface, thereby increase the stiction between plastic tube and sawtooth, avoid plastic tube in locating slot, to occur to roll and slippage, improve the accuracy of cutting off, reduce the generation of burr.
Further be set to: also include supporting walls, described supporting walls is the interior cell wall away from rotating shaft of locating slot, and described sawtooth is all positioned on this supporting walls.Sawtooth more or less can stay and compress vestige after compressing mutually with plastic tube, in order to reduce this, compresses the impact of vestige on outward appearance, and reduces and to compress the impact on plastic tube wall, so sawtooth is only arranged on supporting walls.
Further be set to: described friction member is the slipmat that elastomeric material is made, and this slipmat is layed on cell wall.Along with the development of rubber process level, at present a lot of elastomeric materials are used to anti-skidding application, particularly occur many new type rubber materials, and the coefficient of friction between this new type rubber material and plastics is greater than 0.7.In plastic tube is positioned over locating slot, and while shearing to plastic tube by handle drives blade, slipmat on cell wall compresses mutually with plastic tube surface, thereby increase the stiction between slipmat and sawtooth, avoid plastic tube in locating slot, to occur to roll and slippage, improve the accuracy of cutting off, reduce the generation of burr.In addition, when plastic tube is subject to blade to be pressed in slipmat, slipmat can be sunk by pressurized, thereby has increased the contact area on slipmat surface and plastic tube surface, also increase stiction between the two, further avoided plastic tube in locating slot, to occur to roll and slippage.
Further be set to: also include supporting walls, described supporting walls is the interior cell wall away from rotating shaft of locating slot, and described slipmat is positioned on this supporting walls.In order to reduce assembly difficulty and production cost, meeting under the prerequisite of anti-skidding needs, slipmat only need to be arranged on supporting walls.
In order further to improve the coefficient of friction between slipmat and plastic tube, so convex with some antiskid particles in described slipmat.
Further be set to: the blade of described blade is broached-tooth design.Except pass through to install the friction member for increasing frictional force in locating slot, can also adopt the structure that changes blade, while making blade press on plastic tube, the crown of broached-tooth design inserts plastic tube wall, thereby avoid plastic tube to roll, and be conducive to the shearing of blade upper knife edge.
Further be set to: also include cut part, described cut part is the position of close rotating shaft on blade, and the broached-tooth design of described blade is positioned on this cut part.Owing on the blade of blade, broached-tooth design being set, for there are certain requirements on technique and cost, therefore, meeting under the prerequisite of anti-skidding needs, broached-tooth design only need to be arranged on place, cut part.
Further be set to: on described pedestal, the surface relative with blade offers the lubrication groove entering for knife-blade, is equipped with the lubricated cotton for oil suction on the cell wall of this lubrication groove.When blade is subject to handle drives to base motion, thereby cut off, be positioned at the plastic tube on pedestal, blade can continue to base motion simultaneously, thereby enter in lubrication groove, and lubricated cotton suction in lubrication groove has lubricating oil, each blade enter all can with lubricated cotton contact, and blade surface is lubricated, and then guarantee that blade more smooth while shearing plastic tube at every turn, reduce resistance.
The beneficial effects of the utility model are: friction member is set in locating slot, in plastic tube is positioned over locating slot, and while shearing to plastic tube by handle drives blade, this friction member compresses mutually with plastic tube surface, and increased that plastic tube rolls and required resistance during slippage, thereby avoid plastic tube in locating slot, to occur to roll and slippage, improve the accuracy of cutting off, reduce the generation of burr.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Fig. 3 is the partial enlarged drawing of the utility model embodiment bis-.
Fig. 4 is the structural representation of the utility model embodiment tri-.
Fig. 5 is the B portion enlarged drawing of Fig. 4.
Fig. 6 is the structural representation of the utility model embodiment pedestal.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
The present embodiment comprises by two hinged handles 1 of rotating shaft 2, on two handles 1, be fixed with respectively the pedestal 3 and the blade 4 that cooperatively interact, this pedestal 3 is provided with for locating the locating slot 31 of plastic tube, and locating slot 31 is V font, and locating slot 31 cell walls are provided with the friction member for increasing surperficial stiction.
Embodiment mono-: as shown in Figure 1, 2, the cell wall away from rotating shaft 2 in locating slot 31 is supporting walls 311, and friction member is some leg-of-mutton sawtooth 51, and this sawtooth 51 is convexly set on supporting walls 311.
Embodiment bis-: as shown in Figure 3, compare with embodiment mono-, difference is only that in locating slot 31, the cell wall away from rotating shaft 2 is supporting walls 311, and friction member is the slipmat 52 that elastomeric material is made, and slipmat 52 is layed on supporting walls 311.
Embodiment tri-: as shown in Figure 4,5, compare with embodiment bis-with embodiment mono-, difference is only that the blade of blade 4 is broached-tooth design 411, on blade 4, near the position of rotating shaft, are wherein cut part 41, and the sawtooth of blade is tied 411 structures and is positioned on this cut part 41.
As shown in Figure 6, in embodiment mono-, on pedestal 3, the surface relative with blade 4 offers the lubrication groove 32 entering for blade 4 blades, is equipped with for lubricated cotton 33 of oil suction on the cell wall of this lubrication groove 32.When being driven by handle 1, blade 4 moves to pedestal 3, thereby cut off, be positioned at the plastic tube on pedestal 3, blade 4 can continue to pedestal 3 motions simultaneously, thereby enter in lubrication groove 32, and lubricated cotton 33 in lubrication groove 32 inhaled and to be had lubricating oil, each blade enters and all can contact with lubricated cotton 33, and blade surface is lubricated, and then more smooth when guaranteeing that blade 4 is each and shearing plastic tube, reduce resistance.
In the utility model, at the interior friction member that arranges of locating slot 31, in plastic tube is positioned over locating slot 31, and while driving blade 4 to shear to plastic tube by handle 1, this friction member compresses mutually with plastic tube surface, thereby has increased that plastic tube rolls and required resistance during slippage, avoids thus the plastic tube in the interior generation rolling of locating slot 31 and slippage, improve the accuracy of cutting off, reduce the generation of burr.
Claims (9)
1. a plastic pipe scissors, comprise by two hinged handles of rotating shaft, on two handles, be fixed with respectively the pedestal and the blade that cooperatively interact, this pedestal is provided with for locating the locating slot of plastic tube, it is characterized in that: described locating slot cell wall is provided with the friction member for increasing surperficial stiction.
2. plastic pipe scissors according to claim 1, is characterized in that: described friction member is some leg-of-mutton sawtooth, and this sawtooth is convexly set on cell wall.
3. plastic pipe scissors according to claim 2, is characterized in that: also include supporting walls, described supporting walls is the interior cell wall away from rotating shaft of locating slot, and described sawtooth is all positioned on this supporting walls.
4. plastic pipe scissors according to claim 1, is characterized in that: described friction member is the slipmat that elastomeric material is made, and this slipmat is layed on cell wall.
5. plastic pipe scissors according to claim 4, is characterized in that: also include supporting walls, described supporting walls is the interior cell wall away from rotating shaft of locating slot, and described slipmat is positioned on this supporting walls.
6. according to the plastic pipe scissors described in claim 4 or 5, it is characterized in that: in described slipmat, convex with some antiskid particles.
7. plastic pipe scissors according to claim 1, is characterized in that: the blade of described blade is broached-tooth design.
8. plastic pipe scissors according to claim 7, is characterized in that: also include cut part, described cut part is the position of close rotating shaft on blade, and the broached-tooth design of described blade is positioned on this cut part.
9. plastic pipe scissors according to claim 1, is characterized in that: on described pedestal, the surface relative with blade offers the lubrication groove entering for knife-blade, is equipped with the lubricated cotton for oil suction on the cell wall of this lubrication groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670766.1U CN203566726U (en) | 2013-10-28 | 2013-10-28 | Plastic pipe shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670766.1U CN203566726U (en) | 2013-10-28 | 2013-10-28 | Plastic pipe shears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203566726U true CN203566726U (en) | 2014-04-30 |
Family
ID=50534483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670766.1U Expired - Fee Related CN203566726U (en) | 2013-10-28 | 2013-10-28 | Plastic pipe shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203566726U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034026A (en) * | 2015-06-23 | 2015-11-11 | 长春轨道客车股份有限公司 | Scissors special for wire marking pipe and manufacturing method of scissors |
| EP3634673A1 (en) * | 2017-06-06 | 2020-04-15 | Rothenberger AG | Cutting device for the chipless cutting to length of plastics workpieces, in particular plastics tubes, method therefor and use thereof |
-
2013
- 2013-10-28 CN CN201320670766.1U patent/CN203566726U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105034026A (en) * | 2015-06-23 | 2015-11-11 | 长春轨道客车股份有限公司 | Scissors special for wire marking pipe and manufacturing method of scissors |
| EP3634673A1 (en) * | 2017-06-06 | 2020-04-15 | Rothenberger AG | Cutting device for the chipless cutting to length of plastics workpieces, in particular plastics tubes, method therefor and use thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20151028 |
|
| EXPY | Termination of patent right or utility model |