CN202622857U - Plastic pipe rotary-cutting device - Google Patents
Plastic pipe rotary-cutting device Download PDFInfo
- Publication number
- CN202622857U CN202622857U CN 201220131563 CN201220131563U CN202622857U CN 202622857 U CN202622857 U CN 202622857U CN 201220131563 CN201220131563 CN 201220131563 CN 201220131563 U CN201220131563 U CN 201220131563U CN 202622857 U CN202622857 U CN 202622857U
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- slide block
- oil cylinder
- cutterhead
- plastic pipe
- pipe rotary
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Abstract
The utility model discloses a plastic pipe rotary-cutting device which comprises a rotatable knife disk which is in round ring shape. Two sliding grooves are arranged on the knife disk at intervals. A sliding block and a knife body are respectively arranged in the two sliding grooves in sliding mode. The front end of the knife body is provided with a blade. The sliding block and the knife body are movably hinged at two ends of a connecting rod which is rotatably arranged on the knife disk through a rotating shaft in the middle. The knife disk is further provided with a sliding block reset mechanism. High-speed rotation of the knife disk enables the sliding block to be thrown out under the action of centrifugal force; the sliding block slides in the sliding groove to drive the connecting rod to rotate; by aid of the lever effect, the connecting rod drives the knife body to move centripetally so that cutting feed is achieved to cut a pipe in the annular direction; when the cutting is finished, the knife disk stops rotating; and the sliding block is reset under the effect of a spring and the reset mechanism. The plastic pipe rotary-cutting device has the advantages of being high in accuracy of the cutting feed, small in dust, low in noise, and capable of improving quality of cutting of the pipe and improving on-site working environments.
Description
Technical field
The utility model relates to a kind of shearing device that is used for the plastic pipe automatic assembly line, relates in particular to a kind of plastic pipe rotary cutting apparatus.
Background technology
Various plastic tubes are through after the machine-shaping, and great majority need cut into corresponding length according to requirement of client, with aspect requirements such as the use of satisfying the client and transportations.So for manufacturer, the cutter sweep that needs are a kind of efficiently, accuracy is high.Chinese patent document CN 102225548A discloses a kind of " plastic tube automatic gas cutting machine ", sees also Fig. 1, Fig. 2, and it comprises actuating unit 1a, feed arrangement 2a, blanking device 3a, safety device 4a, control device 5a, counter 6a.Actuating unit 1a gives feed arrangement 2a with transmission of power; Plastic tube gets into blanking device 3a through guide pipe 8a under two couples of opposite roller 7a of rotation direction drive; Relay 9a control cylinder 10a drives cutter 11a and carries out cutting action; Adjustable time delays device 12a regulates the speed of cutter action, realizes the control to cutting length.Cutter lower plane and horizontal direction are 5 °～6 ° inclination angle; The cutter guiding Baltimore groove width of cutter locating piece 13a can be adjusted according to cutter; Every pair of rollers 7a spacing can be adjusted; Counter can write down the number of times of the pipe material that descends automatically; Safety device protection moving component.This cutting machine has improved the speed of incising pipes to a certain extent, and can enhance productivity, but also there are some shortcomings in it: 1, the cutter depth of cut is wayward, further causes kerf quality uneven, has further influenced the quality of product; 2, in addition, work under bad environment, the processing site dust is bigger, and noise is bigger during cutter work; 3, product rejection rate is higher, has wasted material, has promoted manufacturing cost to a certain extent.
The utility model content
The purpose of the utility model is to solve the problems of the technologies described above, and a kind of plastic pipe rotary cutting apparatus is provided, and it has the advantage that depth of cut control is accurate, the product cut quality is high, the working site does not have dust, low noise.
For reaching this purpose, the utility model adopts following technical scheme:
A kind of plastic pipe rotary cutting apparatus comprises rotating cutterhead, and said cutterhead is annular; On the said cutterhead at interval have two chutes; Slide block and cutter hub slidably are installed respectively in described two chutes, and said cutter hub front end has blade, and said slide block and said cutter hub are movably hinged in the connecting rod two ends; Said connecting rod is installed on the said cutterhead through the rotating shaft at middle part is rotating, and the slide block resetting-mechanism also is installed on the said cutterhead.
Said slide block resetting-mechanism comprises first oil cylinder and second oil cylinder; Both all are fixed on the said cutterhead; And be connected through oil pipe, said first oil cylinder is located at the said slide block outside, and the piston rod of said first oil cylinder can promote said slide block and in first chute, slide; Said second oil cylinder is located at a side of said first oil cylinder, and the piston rod of said second oil cylinder bottom is provided with spring.
The two ends of said connecting rod link to each other with said slide block, said cutter hub through screw respectively, and the waist type of the offering connecting hole that on said connecting rod, is complementary respectively, and said connecting rod is through being arranged on rotating being connected on the said cutterhead of rotating shaft between two chutes.
Preferably, the left and right sides of said slide block has step surface, and what in said first chute, be complementary has a notch; Said slip front has groove; Said slide block inserts by the said first chute lateral is inboard, so that said step surface slides along said notch, and in said groove, snaps in a spring; Said both ends of the spring is fixed on the said cutterhead, and said slide block is spacing in said first chute through said spring.
Preferably; Said cutter hub integral body is cuboid, is slidingly mounted in second chute on the cutterhead, and the end of said cutter hub is fixed with removable blades; The end that said cutter hub has blade inserts by the said second chute lateral is inboard, so that said cutter hub slides in said second slideway.
Further, said first oil cylinder is fixed on the outside bracing frame of said slide block, so that the piston rod of said first oil cylinder is connected with said slide block through screw.
Further, said second oil cylinder is fixed on the said cutterhead through screw, and on said cutterhead the corresponding outside notch of opening that has, the spring of in said notch, packing into, and place the piston rod bottom of said second oil cylinder.
Further, said first oil cylinder and/or second oil cylinder are provided with the valve that is used to regulate oil mass.
Preferably, said blade adopts the blade with triangular-section.
Further, ring cutting has belt grooves on said cutterhead, can be connected with power set through driving-belt, thereby realize rotating.
The beneficial effect of the utility model: when the cutterhead high speed rotating, because action of centrifugal force, the slide block that weight is bigger is outwards thrown away; Slide block slides in chute, and drivening rod rotates, and then the drive cutter hub entad moves; Realize that blade cuts tubing, after cutting is accomplished, because the effect of slide block resetting-mechanism; Make slide block be back to original position, and then prepare for feed next time cutting; Specifically, when slide block outwards moved under action of centrifugal force, slide block promoted the piston rod of first oil cylinder to the oil cylinder internal motion; Feasible oil is depressed in second oil cylinder, makes the piston rod of second oil cylinder compress spring, and spring also can give the piston rod reaction force; But because the centrifugal force that slide block receives is far longer than this reaction force, make slide block still outwards move, when cutting is accomplished; Cutterhead stops operating, and this moment, centrifugal force disappeared, and the reaction force of spring pushes back first oil cylinder with oil from second oil cylinder; And the piston rod promotion slide block of first oil cylinder is entad moved, make slide block reset, when cutting next time; Can repeat said process again, so just form the periodic duty flow process.The contrast prior art, this rotary cutting apparatus can improve the feed accuracy, the product cut quality is improved, and can further improve the working site environment, has the advantage of no dust, low noise.
Description of drawings
Fig. 1 is the structural representation of existing a kind of plastic tube automatic gas cutting machine;
Fig. 2 is that the B-B shown in Fig. 1 is to cross-sectional schematic;
Fig. 3 is the structural representation of the described plastic pipe rotary cutting apparatus of embodiment.
Among the figure:
1a, actuating unit; 2a, feed arrangement; 3a, blanking device; 4a, safety device; 5a, control device; 6a, counter; 7a, roller; 8a, guide pipe; 9a, relay; 10a, cylinder; 11a, cutter; 12a, adjustable time delays device; 13a, cutter locating piece;
1, cutterhead; 2, slide block; 3, cutter hub; 4, blade; 51, first chute; 52, second chute; 6, connecting rod; 7, first oil cylinder; 8, second oil cylinder; 9, valve; 10, second spring; 11, driving-belt; 12, motor; 13, oil pipe.
The specific embodiment
Further specify the technical scheme of the utility model below in conjunction with accompanying drawing and through the specific embodiment.
As shown in Figure 3, in present embodiment, the described plastic pipe rotary cutting apparatus of the utility model comprises cutterhead 1, and cutterhead 1 is annular, and ring cutting has belt grooves on cutterhead 1, is used to install driving-belt 11, is connected with motor 12 through driving-belt 11, thereby realizes rotating; On the cutterhead 1 at interval have two chutes, be respectively in first chute 51 and second chute, 52, the first chutes 51 slide block 2 slidably be installed; In second chute 52 cutter is installed slidably, cutter comprises the blade 4 on cutter hub 3 and the cutter hub, is connected through connecting rod 6 between slide block 2 and the cutter hub 3; Slide block 2 is movably hinged in connecting rod 6 two ends with said cutter hub 3, and said connecting rod 6 is installed on the said cutterhead 1 through the rotating shaft at middle part is rotating, when tubing by cutterhead 1 center through and arrival when needing cutting position; Clamp tubing by clamping device, motor 12 drives cutterhead 1 high speed rotating through driving-belt 11, makes that the slide block 2 that weight is bigger outwards throws away under action of centrifugal force; Slide block 2 slides in first chute 51; Drivening rod 6 rotates, and drives cutter hub 3 and entad move, realizes that 4 pairs of tubing of blade carry out hoop cutting.
In order to accomplish back realization automatic withdrawal in cutting, the measure of employing has two: (1), have groove at slide block 2 front ends, and in groove, snap in first spring; First both ends of the spring is fixed on the cutterhead 1, and slide block 2 is spacing in first chute 51, when feed through first spring; Owing to receive centrifugal action, slide block 2 overcomes first spring force and outwards moves, and makes the spring of winning give the slide block reaction force; Order about it and reset, promptly accomplish withdrawing; (2), on the cutterhead 1 the slide block resetting-mechanism is installed also; Comprise first oil cylinder 7 and second oil cylinder 8, both all are fixed on the said cutterhead 1, and are connected through oil pipe 13; Said first oil cylinder 7 is located at said slide block 2 outsides; The piston rod of said first oil cylinder 7 can promote said slide block 2 and in first chute 51, slide, and said second oil cylinder 8 is located at a side of said first oil cylinder 7, and the piston rod of said second oil cylinder 8 bottom is provided with second spring 10.
When feed, owing to receive centrifugal action, slide block 2 outwards slides in first chute 51; Promote the piston rod counter motion of first oil cylinder 7, make oil be depressed in second oil cylinder 8, make the piston rod of second oil cylinder 8 compress 10 actings of second spring; Second spring 10 also can give the piston rod reaction force, but because the centrifugal force that slide block 2 receives is far longer than this reaction force, makes slide block 2 still outwards move; When cutting was accomplished, cutterhead 1 stopped operating, and this moment, centrifugal force disappeared; The reaction force of second spring 10 pushes back first oil cylinder 7 with oil from second oil cylinder 8; And the piston rod promotion slide block 2 of first oil cylinder 7 is entad moved, and order about slide block 2 and reset, also can realize withdrawing.
Right ends at slide block 2 all has step surface; All have a notch what first chute, 51 left and right sides inwalls were complementary, during installation, insert by the first chute lateral is inboard slide block 2 rear ends; So that step surface slides along notch, slide block 2 is installed in first chute 51.
Said cutter hub 3 integral body are cuboid; Be slidingly mounted in second chute 52 on the cutterhead 1; The end of said cutter hub 3 is fixed with removable blades 4, and the end that said cutter hub 3 has blade 4 inserts by said second chute 52 laterals are inboard, so that said cutter hub 3 slides in said second slideway 52.In the present embodiment, blade 4 adopts triangular blade, is beneficial to cutting.
During installation; The two ends of connecting rod 6 link to each other with slide block 2, cutter hub 3 through screw respectively; And the waist type of the offering connecting hole that on connecting rod 6, is complementary respectively; Connecting rod 6 is through being arranged on rotating being connected on the cutterhead 1 of rotating shaft between two chutes, and when connecting rod 6 rotated, slide block 2, cutter hub 3 can move round about.
In the present embodiment, on first oil cylinder 7, valve 9 is set, is used to regulate oil mass.Make an experiment through control valve 9 and to draw best oil inlet quantity; To satisfy this processing request: when cutterhead 1 had changeless rotating speed, centrifugal force can make slide block 2 outwards move, and 4 pairs of tubing of blade are cut; After cutting is accomplished; The piston rod of first oil cylinder 7 promotes the thrust of slide block 2 and the elastic force of first spring can make slide block 2 reset just, and makes blade 4 break away from tubing, realizes the depth of cut is accurately controlled; With respect to feed modes such as traditional air cylinder, obviously the traditional method depth of cut is uncontrollable, causes product quality uneven; This rotary cutting apparatus can improve the feed accuracy; Product quality is improved, and can further improve the working site environment, have the advantage that dust is little, noise is little.
What need statement is; The above-mentioned specific embodiment only is preferred embodiment of the present invention and institute's application technology principle; In technical scope disclosed in the utility model; Any variation that the technical staff expected easily or replacement of being familiar with the present technique field all should be encompassed in the protection domain of the utility model.
Claims (10)
1. a plastic pipe rotary cutting apparatus is characterized in that, comprises rotating cutterhead; Said cutterhead is annular, on the said cutterhead at interval have two chutes, slide block and cutter hub slidably are installed respectively in described two chutes; Said cutter hub front end has blade; Said slide block and said cutter hub are movably hinged in the connecting rod two ends, and said connecting rod is installed on the said cutterhead through the rotating shaft at middle part is rotating, and the slide block resetting-mechanism also is installed on the said cutterhead.
2. plastic pipe rotary cutting apparatus according to claim 1 is characterized in that, said slide block resetting-mechanism comprises first oil cylinder and second oil cylinder; Both all are fixed on the said cutterhead; And be connected through oil pipe, said first oil cylinder is located at the said slide block outside, and the piston rod of said first oil cylinder can promote said slide block and in first chute, slide; Said second oil cylinder is located at a side of said first oil cylinder, and the piston rod of said second oil cylinder bottom is provided with spring.
3. plastic pipe rotary cutting apparatus according to claim 1; It is characterized in that; The two ends of said connecting rod link to each other with said slide block, said cutter hub through screw respectively; And the waist type of the offering connecting hole that on said connecting rod, is complementary respectively, said connecting rod is through being arranged on rotating being connected on the said cutterhead of rotating shaft between two chutes.
4. plastic pipe rotary cutting apparatus according to claim 1 is characterized in that the left and right sides of said slide block has step surface; What in said first chute, be complementary has a notch, and said slip front has groove, and said slide block inserts by the said first chute lateral is inboard; So that said step surface slides along said notch; And in said groove, snap in a spring, and said both ends of the spring is fixed on the said cutterhead, and said slide block is spacing in said first chute through said spring.
5. plastic pipe rotary cutting apparatus according to claim 2; It is characterized in that; Said cutter hub integral body is cuboid, is slidingly mounted in second chute on the cutterhead, and the end of said cutter hub is fixed with removable blades; The end that said cutter hub has blade inserts by the said second chute lateral is inboard, so that said cutter hub slides in said second slideway.
6. plastic pipe rotary cutting apparatus according to claim 2 is characterized in that, said first oil cylinder is fixed on the outside bracing frame of said slide block, so that the piston rod of said first oil cylinder is connected with said slide block through screw.
7. plastic pipe rotary cutting apparatus according to claim 2; It is characterized in that said second oil cylinder is fixed on the said cutterhead through screw, and on said cutterhead the corresponding outside notch of opening that has; The spring of in said notch, packing into, and place the piston rod bottom of said second oil cylinder.
8. plastic pipe rotary cutting apparatus according to claim 2 is characterized in that, said first oil cylinder and/or second oil cylinder are provided with the valve that is used to regulate oil mass.
9. plastic pipe rotary cutting apparatus according to claim 5 is characterized in that, said blade adopts the blade with triangular-section.
10. according to each described plastic pipe rotary cutting apparatus of claim 1～9, it is characterized in that ring cutting has belt grooves on said cutterhead, can be connected with power set, thereby realize rotating through driving-belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220131563 CN202622857U (en) | 2012-03-31 | 2012-03-31 | Plastic pipe rotary-cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220131563 CN202622857U (en) | 2012-03-31 | 2012-03-31 | Plastic pipe rotary-cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622857U true CN202622857U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220131563 Expired - Fee Related CN202622857U (en) | 2012-03-31 | 2012-03-31 | Plastic pipe rotary-cutting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202622857U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103240762A (en) * | 2013-05-06 | 2013-08-14 | 张家港市金远东机械有限公司 | Tube cutting device in PVC (polyvinyl chloride) tube production line |
| CN103264189A (en) * | 2013-03-12 | 2013-08-28 | 德科摩橡塑科技(东莞)有限公司 | Rotary cutting type pipe cutting machine |
| CN103878810A (en) * | 2014-03-20 | 2014-06-25 | 平江县加力食品机械有限公司 | Four-shaft roller cutting type puffed food rotary cutting machine |
| CN103978505A (en) * | 2014-05-23 | 2014-08-13 | 南通市通州区三槐机械制造有限公司 | Automatic hose cutting-off device |
| CN104890955A (en) * | 2015-05-08 | 2015-09-09 | 莫少难 | Segmenting cutter device used for cutting tubular packaging material |
| CN105150504A (en) * | 2015-09-06 | 2015-12-16 | 玫瑰塑胶(昆山)有限公司 | Rotary cutting machine |
| CN105946025A (en) * | 2016-06-30 | 2016-09-21 | 重庆浩立塑胶有限公司 | Plastic granulating device |
| CN106908296A (en) * | 2017-04-10 | 2017-06-30 | 东北农业大学 | Full-automatic soil saturation device |
| CN107283493A (en) * | 2017-07-25 | 2017-10-24 | 许坚玉 | A kind of plastic round tube cutting means |
| CN107877594A (en) * | 2016-09-29 | 2018-04-06 | 联塑市政管道（河北）有限公司 | A kind of plastic aluminum steady-state tube digs jaws equipment |
| CN108093809A (en) * | 2016-11-24 | 2018-06-01 | 苏州宝时得电动工具有限公司 | Cutting assembly and grass-mowing machine |
-
2012
- 2012-03-31 CN CN 201220131563 patent/CN202622857U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264189A (en) * | 2013-03-12 | 2013-08-28 | 德科摩橡塑科技(东莞)有限公司 | Rotary cutting type pipe cutting machine |
| CN103264189B (en) * | 2013-03-12 | 2015-08-19 | 德科摩橡塑科技(东莞)有限公司 | Rotating cutting type pipe cutting machine |
| CN103240762A (en) * | 2013-05-06 | 2013-08-14 | 张家港市金远东机械有限公司 | Tube cutting device in PVC (polyvinyl chloride) tube production line |
| CN103878810B (en) * | 2014-03-20 | 2015-09-23 | 平江县加力食品机械有限公司 | Four shaft roller blank formula dilated food peelers |
| CN103878810A (en) * | 2014-03-20 | 2014-06-25 | 平江县加力食品机械有限公司 | Four-shaft roller cutting type puffed food rotary cutting machine |
| CN103978505A (en) * | 2014-05-23 | 2014-08-13 | 南通市通州区三槐机械制造有限公司 | Automatic hose cutting-off device |
| CN103978505B (en) * | 2014-05-23 | 2016-08-24 | 南通市通州区三槐机械制造有限公司 | A kind of flexible pipe automatic disconnecting device |
| CN104890955A (en) * | 2015-05-08 | 2015-09-09 | 莫少难 | Segmenting cutter device used for cutting tubular packaging material |
| CN105150504A (en) * | 2015-09-06 | 2015-12-16 | 玫瑰塑胶(昆山)有限公司 | Rotary cutting machine |
| CN105150504B (en) * | 2015-09-06 | 2017-07-07 | 玫瑰塑胶(昆山)有限公司 | A kind of peeler |
| CN105946025A (en) * | 2016-06-30 | 2016-09-21 | 重庆浩立塑胶有限公司 | Plastic granulating device |
| CN107877594A (en) * | 2016-09-29 | 2018-04-06 | 联塑市政管道（河北）有限公司 | A kind of plastic aluminum steady-state tube digs jaws equipment |
| CN108093809A (en) * | 2016-11-24 | 2018-06-01 | 苏州宝时得电动工具有限公司 | Cutting assembly and grass-mowing machine |
| CN106908296A (en) * | 2017-04-10 | 2017-06-30 | 东北农业大学 | Full-automatic soil saturation device |
| CN107283493A (en) * | 2017-07-25 | 2017-10-24 | 许坚玉 | A kind of plastic round tube cutting means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140331 |