CN102950609A - Cutting machine for plastic pipe - Google Patents
Cutting machine for plastic pipe Download PDFInfo
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- CN102950609A CN102950609A CN2012104226281A CN201210422628A CN102950609A CN 102950609 A CN102950609 A CN 102950609A CN 2012104226281 A CN2012104226281 A CN 2012104226281A CN 201210422628 A CN201210422628 A CN 201210422628A CN 102950609 A CN102950609 A CN 102950609A
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Abstract
The invention discloses a cutting machine for a plastic pipe, and the cutting machine comprises a turntable in which a ball bearing is inlaid, an auxiliary cutting device and a main cutting device; the auxiliary cutting device and the main cutting device are symmetrically arranged on the turntable in which the ball bearing is inlaid; the auxiliary cutting device comprises an auxiliary power mechanism, an auxiliary jib mechanism and an auxiliary cutting head mechanism; the auxiliary power mechanism is connected with the auxiliary jib mechanism; the auxiliary jib mechanism is connected with the auxiliary cutting head mechanism; the main cutting device comprises a main power mechanism, a main jib mechanism and a main cutting head mechanism; the main power mechanism is connected with the main jib mechanism; and the main jib mechanism is connected with the main cutting head mechanism. According to the cutting machine for the plastic pipe, the cutting quality and the cutting efficiency are improved, the cutting depth is strictly controlled, the cutting force is effectively balanced, and the service life of a ring cutter is significantly prolonged.
Description
Technical field
The present invention relates to a kind of cutting mechanism, relate in particular to a kind of cutting machine for plastic tube.
Background technology
During the at present cutting of the plastic tube in plastic industry, no matter be the saw blade cutting, or blade cuts, single cutter sweep generally all adopted.Owing to carry out production strictly in line with rules and regulations with the needs of environmental protection, cutter sweep by the saw blade cutting to the blade transition.
When cutting, because the saw blade cutting only needs single saw blade cutting head to rotate a circle and can finish around plastic tube.And the cutting ring cutting head is as adopting single cutting head, because the restriction of every circle depth of cut needs the cutting multi-turn just can finish cutting.The radial load direction meeting cyclically-varying that plastic tube will bear before plastic tube is cut, plastic tube particularly minor-caliber plastic pipe can perturb, and affects the cut quality in plastic tube cross section.
For the tubing of different bores, or the tubing of same bore different wall, the degree of depth of cutting ring cutting often adopts mechanical type to make up progressive switch control, but adjusts trouble, and it is improper to adjust especially, and cutting ring was cut dark, very easily produced the situation that cutting ring bursts apart.
Summary of the invention
The technical problem that (one) will solve
The technical problem to be solved in the present invention provides a kind of cutting machine for plastic tube, has to overcome in the prior art cutting machine that cut quality is low, cutting efficiency is low, and depth of cut can't effectively be controlled and cutting ring low defective in service life.
(2) technical scheme
For achieving the above object, the invention provides a kind of cutting machine for plastic tube, comprise the rotating disk, auxiliary cutting device and the main cutter sweep that stud with ball bearing, being installed in the described rotating disk that studs with ball bearing of described auxiliary cutting device and main cutter sweep symmetry; Described auxiliary cutting device comprises auxiliary power mechanism, auxiliary whirling arm mechanism and auxiliary cutting head mechanism, and described auxiliary power mechanism is connected with described auxiliary whirling arm mechanism, and described auxiliary whirling arm mechanism is connected with described auxiliary cutting head mechanism; Described main cutter sweep comprises active force mechanism, main whirling arm mechanism and main cutting head mechanism, and described active force mechanism is connected with described main whirling arm mechanism, and described main whirling arm mechanism is connected with described main cutting head mechanism.
Wherein, described auxiliary power mechanism or active force mechanism comprise bearing, driving mechanism and swivel joint; Described bearing is connected with described driving mechanism, and described driving mechanism is connected with described swivel joint.
Wherein, described driving mechanism is oil cylinder, cylinder or electric screw.
Wherein, described auxiliary whirling arm mechanism or main whirling arm mechanism comprise rotating arm supporting base, pivoted arm, pivot pin, rotating mechanism and gland; Described rotating arm supporting base is connected with described pivoted arm, and described pivoted arm one end is provided with described pivot pin, and the other end is provided with axis hole, is provided with installation sleeve in the described axis hole, and described axis hole one end is provided with gland, and described rotating mechanism is installed in the described installation sleeve.
Wherein, described rotating mechanism is that deep-groove ball and taper roller combination bearing pair, sliding bearing pair or needle bearing are secondary.
Wherein, described auxiliary cutting head mechanism or main cutting head mechanism comprise axle, spacer sleeve, stitch marker, the first pressing plate, cutting ring, the second pressing plate, round nut and seal sleeve; Be provided with successively described the first pressing plate, spacer sleeve, cutting ring, the second pressing plate, seal sleeve and round nut on the described axle body; Described spacer sleeve is provided with described stitch marker, and this stitch marker is used for the depth of cut of control cutting ring.
Wherein, described stitch marker can rotate around spacer sleeve.
Wherein, the stitch marker diameter in the described auxiliary cutting head mechanism is greater than the stitch marker diameter in the described main cutting head mechanism.
Wherein, the cutting ring blade distance plastic tube 15～20mm to be cut in described auxiliary cutting head mechanism or the main cutting head mechanism.
Wherein, the cutting ring in described auxiliary cutting head mechanism and the main cutting head mechanism is with respect to the contour H of installation base surface.
Wherein, (cutting ring diameter-stitch marker diameter)/2=10～15mm in the described auxiliary cutting head mechanism.
Wherein, (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in the described main cutting head mechanism.
(3) beneficial effect
Compared with prior art, the present invention has improved cut quality and cutting efficiency, has strictly controlled depth of cut, active balance cutting force, significantly improved service life of cutting ring.
Description of drawings
Fig. 1 is the cutting machine structure schematic diagram that the present invention is used for plastic tube;
Fig. 2 is the revolved section structural representation along A-A line among Fig. 1;
Fig. 3 is the revolved section structural representation along B-B line among Fig. 1;
Fig. 4 is the local structure for amplifying schematic diagram of C section among Fig. 3.
In the accompanying drawing: 1, stud with the rotating disk of ball bearing, 2, auxiliary cutting device, 3, main cutter sweep, 4, auxiliary power mechanism, 5, auxiliary whirling arm mechanism, 6, auxiliary cutting head mechanism, 7, active force mechanism, 8, main whirling arm mechanism, 9, main cutting head mechanism, 10, bearing, 11, driving mechanism, 12, swivel joint, 13, rotating arm supporting base, 14, pivoted arm, 15, pivot pin, 16, rotating mechanism, 17, gland, 18, axis hole, 19, installation sleeve, 20, axle, 21, spacer sleeve, 22, stitch marker, 23, the first pressing plate, 24, cutting ring, 25, the second pressing plate, 26, screw, 27, round nut, 28, seal sleeve.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
The present invention is used for the cutting machine of plastic tube shown in Fig. 1,2,3,4, comprise the rotating disk 1, auxiliary cutting device 2 and the main cutter sweep 3 that stud with ball bearing, described auxiliary cutting device 2 and main cutter sweep 3 symmetries are mutually in the described rotating disk 1 that studs with ball bearing of 180 ° be installed in, each cutter sweep independently consists of a cover cutter system, both plastic pipe can be independently cut separately, and the enforcement plastic pipe cutting of the balance of helping each other can be united again.Described auxiliary cutting device 2 comprises auxiliary power mechanism 4, auxiliary whirling arm mechanism 5 and auxiliary cutting head mechanism 6, described auxiliary power mechanism 4 is connected by pivot pin 15 with described auxiliary whirling arm mechanism 5, and described auxiliary whirling arm mechanism 5 is connected with described auxiliary cutting head mechanism 6; Described main cutter sweep 3 comprises active force mechanism 7, main whirling arm mechanism 8 and main cutting head mechanism 9, and described active force mechanism 7 is connected with described main whirling arm mechanism 8, and described main whirling arm mechanism 8 is connected with described main cutting head mechanism 9.
Described auxiliary power mechanism 4 or active force mechanism 7 comprise bearing 10, driving mechanism 11 and swivel joint 12; Described bearing 10 is connected with described driving mechanism 11, and described driving mechanism 11 is connected with described swivel joint 12.Described driving mechanism 11 is oil cylinder, cylinder or electric screw.
Described auxiliary whirling arm mechanism 5 or main whirling arm mechanism 8 comprise rotating arm supporting base 13, pivoted arm 14, pivot pin 15, rotating mechanism 16 and gland 17; Described rotating arm supporting base 13 and described pivoted arm 14 are hinged, described pivoted arm 14 1 ends are provided with described pivot pin 15, and the other end is provided with axis hole 18, are provided with installation sleeve 19 in the described axis hole 18, described axis hole 18 1 ends are provided with gland 17, and described rotating mechanism 16 is installed in the described installation sleeve 19.Described rotating mechanism 16 is that deep-groove ball and taper roller combination bearing pair, sliding bearing pair or needle bearing are secondary.
Described auxiliary cutting head mechanism 6 or main cutting head mechanism 9 have axially, radial location is accurate, and rotation flexibly; Comprise axle 20, spacer sleeve 21, stitch marker 22, the first pressing plate 23, cutting ring 24, the second pressing plate 25, round nut 27 and seal sleeve 28; Described axle 20 is provided with successively described the first pressing plate 23, spacer sleeve 21, cutting ring 24, the second pressing plate 25, seal sleeve 28 and round nut 27, the second pressing plates 25 with it and is fixed on the axle 20 by screw 26, thereby further fixes tight cutting ring 24; Described spacer sleeve 21 is provided with described stitch marker 22, and this stitch marker 22 is used for the depth of cut of control cutting ring 24.Relative equilibrium the axial cutting force of cutting ring.Described axle 20 has axial location, the function that radially rotates freely.Described stitch marker 22 can be flexibly around spacer sleeve 21 rotations.Stitch marker diameter in the described auxiliary cutting head mechanism 6 is greater than the stitch marker diameter in the described main cutting head mechanism 9.Cutting ring blade distance plastic tube 15～20mm to be cut in described auxiliary cutting head mechanism 6 or the main cutting head mechanism 9.Cutting ring in described auxiliary cutting head mechanism 6 and the main cutting head mechanism 9 is with respect to the contour H of installation base surface.(cutting ring diameter-stitch marker diameter)/2=10～15mm in the described auxiliary cutting head mechanism 6, (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in the described main cutting head mechanism 9.
Auxiliary cutting device of the present invention and main cutter sweep are after assembling is complete, auxiliary cutting head mechanism or main cutting head mechanism should be in rotating mechanism separately flexible rotating, stitch marker rotates freely relative to spacer sleeve, and the cutting ring blade in the auxiliary cutting head mechanism of original position or main cutting head mechanism should be advisable at a distance of 15～20mm apart from maximum plastic tube to be cut.Owing to make and rigging error can not satisfy above-mentioned required distance the time, can suitably repair swivel joint and satisfy.And the contour H of installation base surface of the relative diced system of cutting ring of auxiliary cutting head mechanism or main cutting head mechanism.
The present invention in use, when the plastic pipe of extruding reaches expection during length, the length measuring device sender, Hough piece action before and after the servo-actuated cutting box, tubing is clamped, tubing enters cutting process, the rotating disk with the cutting machine balance tool holder begins rotation immediately.Its rotary speed speed is according to tube extrusion speed, pipe diameter size, the comprehensive consideration of tube wall thickness and tubing material and deciding.At first auxiliary cutting device begins feed synchronously, and (cutting ring diameter-stitch marker diameter/2=10～15mm, present embodiment cutting ring diameter exceed the stitch marker diameter and elect 10mm as in the auxiliary cutting device.When cutting ring began to enter the plastic pipe surface, (auxiliary cutting device began feed to main cutter sweep relatively by time-delay.When the cutting ring of main cutter sweep began to cut tubing, the cutting ring of auxiliary cutting device had stopped incision (because of the effect of stitch marker.It opens clipping time to the cutting ring of main cutter sweep by time-delay control.In the cutting process of main cutter sweep, the cutting ring of main cutter sweep is given and plastic pipe radial cuts power, has obtained balance by the stitch marker of auxiliary cutting device.And the degree of depth of the cutting ring of main cutter sweep incision plastic pipe is owing to stitch marker is under control.Bowlder outside stitch marker touches plastic pipe, plastic pipe is cut off.(cutting ring diameter-stitch marker diameter/2=thickest+5mm in the main cutter sweep.By time-delay control, main and auxiliary cutter sweep cutting head all returns the home position, waits for next cutting instruction.
The present invention has improved cut quality and cutting efficiency, has strictly controlled depth of cut, active balance cutting force, significantly improved service life of cutting ring.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (12)
1. cutting machine that is used for plastic tube, it is characterized in that: comprise the rotating disk (1), auxiliary cutting device (2) and the main cutter sweep (3) that stud with ball bearing, described auxiliary cutting device (2) and main cutter sweep (3) are symmetrical is installed in the described rotating disk (1) that studs with ball bearing; Described auxiliary cutting device (2) comprises auxiliary power mechanism (4), auxiliary whirling arm mechanism (5) and auxiliary cutting head mechanism (6), described auxiliary power mechanism (4) is connected with described auxiliary whirling arm mechanism (5), and described auxiliary whirling arm mechanism (5) is connected with described auxiliary cutting head mechanism (6); Described main cutter sweep (3) comprises active force mechanism (7), main whirling arm mechanism (8) and main cutting head mechanism (9), described active force mechanism (7) is connected with described main whirling arm mechanism (8), and described main whirling arm mechanism (8) is connected with described main cutting head mechanism (9).
2. the cutting machine for plastic tube according to claim 1, it is characterized in that: described auxiliary power mechanism (4) or active force mechanism (7) comprise bearing (10), driving mechanism (11) and swivel joint (12); Described bearing (10) is connected with described driving mechanism (11), and described driving mechanism (11) is connected with described swivel joint (12).
3. the cutting machine for plastic tube according to claim 2, it is characterized in that: described driving mechanism (11) is oil cylinder, cylinder or electric screw.
4. each described cutting machine for plastic tube in 3 according to claim 1, it is characterized in that: described auxiliary whirling arm mechanism (5) or main whirling arm mechanism (8) comprise rotating arm supporting base (13), pivoted arm (14), pivot pin (15), rotating mechanism (16) and gland (17); Described rotating arm supporting base (13) is connected with described pivoted arm (14), described pivoted arm (14) one ends are provided with described pivot pin (15), the other end is provided with axis hole (18), be provided with installation sleeve (19) in the described axis hole (18), described axis hole (18) one ends are provided with gland (17), and described rotating mechanism (16) is installed in the described installation sleeve (19).
5. the cutting machine for plastic tube according to claim 4 is characterized in that: described rotating mechanism (16) is for deep-groove ball and the taper roller combination bearing is secondary, sliding bearing pair or needle bearing are secondary.
6. each described cutting machine for plastic tube in 3 according to claim 1, it is characterized in that: described auxiliary cutting head mechanism (6) or main cutting head mechanism (9) comprise axle (20), spacer sleeve (21), stitch marker (22), the first pressing plate (23), cutting ring (24), the second pressing plate (25), round nut (27) and seal sleeve (28); Described axle (20) is provided with described the first pressing plate (23), spacer sleeve (21), cutting ring (24), the second pressing plate (25), seal sleeve (28) and round nut (27) with it successively; Described spacer sleeve (21) is provided with described stitch marker (22), and this stitch marker (22) is used for the depth of cut of control cutting ring (24).
7. the cutting machine for plastic tube according to claim 6, it is characterized in that: described stitch marker (22) can rotate around spacer sleeve (21).
8. the cutting machine for plastic tube according to claim 7, it is characterized in that: the stitch marker diameter in the described auxiliary cutting head mechanism (6) is greater than the stitch marker diameter in the described main cutting head mechanism (9).
9. the cutting machine for plastic tube according to claim 8 is characterized in that: the cutting ring blade distance plastic tube 15～20mm to be cut in described auxiliary cutting head mechanism (6) or the main cutting head mechanism (9).
10. the cutting machine for plastic tube according to claim 9, it is characterized in that: the cutting ring in described auxiliary cutting head mechanism (6) and the main cutting head mechanism (9) is with respect to the contour H of installation base surface.
11. the cutting machine for plastic tube according to claim 10 is characterized in that: (cutting ring diameter-stitch marker diameter)/2=10～15mm in the described auxiliary cutting head mechanism (6).
12. the cutting machine for plastic tube according to claim 11 is characterized in that: (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in the described main cutting head mechanism (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422628.1A CN102950609B (en) | 2012-10-29 | 2012-10-29 | Cutting machine for plastic pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422628.1A CN102950609B (en) | 2012-10-29 | 2012-10-29 | Cutting machine for plastic pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102950609A true CN102950609A (en) | 2013-03-06 |
| CN102950609B CN102950609B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210422628.1A Active CN102950609B (en) | 2012-10-29 | 2012-10-29 | Cutting machine for plastic pipe |
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| Country | Link |
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| CN (1) | CN102950609B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272621A (en) * | 2016-08-19 | 2017-01-04 | 浙江双林机械股份有限公司 | The double cutter sweep of plastic pipe is followed in a kind of profiling |
| CN106926301A (en) * | 2015-12-29 | 2017-07-07 | 上海金湖挤出设备有限公司 | A kind of plastic pipe cutting machine is cylindrical to follow cutter sweep |
| CN109648644A (en) * | 2019-01-08 | 2019-04-19 | 安徽爱信自动化机械有限公司 | A kind of process equipment of plastic tube |
| CN110065101A (en) * | 2019-04-26 | 2019-07-30 | 杭州久阳塑胶管业有限公司 | A kind of plastic pipe cutting machine |
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| US3782664A (en) * | 1971-02-27 | 1974-01-01 | Alberto Pietro | Automatic machine for forming rolls of piece-fabrics having a pre-established length and discarding of defective fabric |
| CN201115970Y (en) * | 2007-07-30 | 2008-09-17 | 无锡市侨诺塑机有限公司 | Swinging cutting component of plastics pipe cutting machine |
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| CN102441906A (en) * | 2011-12-30 | 2012-05-09 | 广东联塑机器制造有限公司 | Chipless cutting machine for plastic pipe |
| CN202825916U (en) * | 2012-10-29 | 2013-03-27 | 宁波方力科技股份有限公司 | Cutting machine used for plastic pipe |
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2012
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3782664A (en) * | 1971-02-27 | 1974-01-01 | Alberto Pietro | Automatic machine for forming rolls of piece-fabrics having a pre-established length and discarding of defective fabric |
| CN201115970Y (en) * | 2007-07-30 | 2008-09-17 | 无锡市侨诺塑机有限公司 | Swinging cutting component of plastics pipe cutting machine |
| CN201205722Y (en) * | 2008-03-31 | 2009-03-11 | 东莞市燿安塑胶机器有限公司 | Radius feeding mechanism for planetary cutting machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926301A (en) * | 2015-12-29 | 2017-07-07 | 上海金湖挤出设备有限公司 | A kind of plastic pipe cutting machine is cylindrical to follow cutter sweep |
| CN106272621A (en) * | 2016-08-19 | 2017-01-04 | 浙江双林机械股份有限公司 | The double cutter sweep of plastic pipe is followed in a kind of profiling |
| CN109648644A (en) * | 2019-01-08 | 2019-04-19 | 安徽爱信自动化机械有限公司 | A kind of process equipment of plastic tube |
| CN110065101A (en) * | 2019-04-26 | 2019-07-30 | 杭州久阳塑胶管业有限公司 | A kind of plastic pipe cutting machine |
| CN110065101B (en) * | 2019-04-26 | 2021-04-06 | 杭州久阳塑胶管业有限公司 | Plastic pipe cutting machine |
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| CN102950609B (en) | 2015-01-21 |
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