CN102950609B - Cutting machine for plastic pipe - Google Patents
Cutting machine for plastic pipe Download PDFInfo
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- CN102950609B CN102950609B CN201210422628.1A CN201210422628A CN102950609B CN 102950609 B CN102950609 B CN 102950609B CN 201210422628 A CN201210422628 A CN 201210422628A CN 102950609 B CN102950609 B CN 102950609B
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- plastic tube
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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
When plastic tube at present in plastic industry cuts, no matter be saw blade cutting, or blade cuts, generally all adopt single cutter sweep.Owing to carrying out production strictly in line with rules and regulations and the needs of environmental protection, cutter sweep is cut to blades transitions by saw blade.
When cutting, because saw blade cutting only needs single saw blade cutting head to rotate a circle can complete around plastic tube.And cutting ring cutting head is as adopted single cutting head, owing to often enclosing the restriction of depth of cut, multi-turn need be cut and just can complete 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 bore, or the tubing of same bore different wall, the degree of depth of cutting ring cutting often adopts mechanical type to combine progressive switch control rule, but adjustment trouble, special adjustment is improper, and cutting ring was cut deeply, very easily produces the situation that cutting ring bursts apart.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is to provide a kind of cutting machine for plastic tube, has that cut quality is low, cutting efficiency is low to overcome cutting machine in prior art, the defect that depth of cut cannot effectively control and cutting ring service life is low.
(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, stud with in the rotating disk of ball bearing described in being arranged on 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; 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; Described axle body is provided with successively described first pressing plate, spacer sleeve, cutting ring, the second pressing plate, seal sleeve and round nut; Described spacer sleeve is provided with described stitch marker, and this stitch marker is for controlling the depth of cut of cutting ring.
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 described axis hole, and described axis hole one end is provided with gland, is provided with described rotating mechanism in 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 stitch marker can rotate around spacer sleeve.
Wherein, the stitch marker diameter in described auxiliary cutting head mechanism is greater than the stitch marker diameter in described main cutting head mechanism.
Wherein, the cutting ring blade in described auxiliary cutting head mechanism or main cutting head mechanism is apart from plastic tube 15 ~ 20mm to be cut.
Wherein, the cutting ring in described auxiliary cutting head mechanism and main cutting head mechanism is relative to the contour H of installation base surface.
Wherein, (cutting ring diameter-stitch marker diameter)/2=10 ~ 15mm in described auxiliary cutting head mechanism.
Wherein, (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in described main cutting head mechanism.
(3) beneficial effect
Compared with prior art, invention increases cut quality and cutting efficiency, strictly control depth of cut, active balance cutting force, significantly improves the service life of cutting ring.
Accompanying drawing explanation
Fig. 1 is the cutting machine structure schematic diagram of the present invention for plastic tube;
Fig. 2 is the revolved section structural representation along A-A line in Fig. 1;
Fig. 3 is the revolved section structural representation along B-B line in Fig. 1;
Fig. 4 is the partial enlargement structural representation in C portion in Fig. 3.
In 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, first pressing plate, 24, cutting ring, 25, second pressing plate, 26, screw, 27, round nut, 28, seal sleeve.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of 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 as shown in Figure 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 symmetry are mutually and stud with in the rotating disk 1 of ball bearing described in 180 ° being arranged on, each cutter sweep independently forms a set of cutter system, both independently can cut plastic pipe separately, the enforcement plastic pipe cutting of balance of helping each other can be combined 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 is hinged with described pivoted arm 14, described pivoted arm 14 one end is provided with described pivot pin 15, and the other end is provided with axis hole 18, is provided with installation sleeve 19 in described axis hole 18, described axis hole 18 one end is provided with gland 17, is provided with described rotating mechanism 16 in 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 axis, radial location is accurate, flexible rotation; Comprise axle 20, spacer sleeve 21, stitch marker 22, first pressing plate 23, cutting ring 24, second pressing plate 25, round nut 27 and seal sleeve 28; Described axle 20 is provided with described first pressing plate 23, spacer sleeve 21, cutting ring 24, second pressing plate 25, seal sleeve 28 and round nut 27, second pressing plate 25 with it successively and is fixed on axle 20 by screw 26, thus fixes tight cutting ring 24 further; Described spacer sleeve 21 is provided with described stitch marker 22, and this stitch marker 22 is for controlling the depth of cut of cutting ring 24.The relative equilibrium axial cutting force of cutting ring.Described axle 20 has axial location, the function that radial direction rotates freely.Described stitch marker 22 can rotate around spacer sleeve 21 flexibly.Stitch marker diameter in described auxiliary cutting head mechanism 6 is greater than the stitch marker diameter in described main cutting head mechanism 9.Cutting ring blade in described auxiliary cutting head mechanism 6 or main cutting head mechanism 9 is apart from plastic tube 15 ~ 20mm to be cut.Cutting ring in described auxiliary cutting head mechanism 6 and main cutting head mechanism 9 is relative to the contour H of installation base surface.(cutting ring diameter-stitch marker diameter)/2=10 ~ 15mm in described auxiliary cutting head mechanism 6, (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in described main cutting head mechanism 9.
Auxiliary cutting device of the present invention and main cutter sweep are after assembling, auxiliary cutting head mechanism or main cutting head mechanism should in respective rotating mechanism flexible rotating, the relative spacer sleeve of stitch marker rotates freely, and assists the cutting ring blade in cutting head mechanism or main cutting head mechanism should be advisable apart from maximum plastic tube to be cut at a distance of 15 ~ 20mm in original position.Due to manufacture and rigging error can not meet above-mentioned required distance time, can suitably repair swivel joint and meet.And the cutting ring of auxiliary cutting head mechanism or main cutting head mechanism is relative to the contour H of the installation base surface of diced system.
In use, when the plastic pipe extruded reaches expection length, length measuring device sender, half_split block action before and after servo-actuated cutting box, tubing is clamped, and tubing enters cutting process, and the rotating disk immediately with cutting machine balance tool holder starts to rotate in the present invention.Its rotary speed speed according to tube extrusion speed, pipe diameter size, the comprehensive consideration of tube wall thickness and tubing material and determining.First auxiliary cutting device synchronously starts feed, and (cutting ring diameter-stitch marker diameter)/2=10 ~ 15mm in auxiliary cutting device, the present embodiment cutting ring diameter exceeds stitch marker diameter and elects 10mm as.When cutting ring starts to enter plastic pipe surface, main cutter sweep starts feed by the relative auxiliary cutting device of time delay.When the cutting ring of main cutter sweep starts to cut tubing, the cutting ring of auxiliary cutting device has stopped cutting (effect because of stitch marker).By delays time to control, it opens clipping time to the cutting ring of main cutter sweep.In the cutting process of main cutter sweep, the cutting ring of main cutter sweep is given and plastic pipe radial cuts power, obtains balance by the stitch marker of auxiliary cutting device.And the degree of depth of the cutting ring incision plastic pipe of main cutter sweep is under control due to stitch marker.When stitch marker touches the outer bowlder of plastic pipe, plastic pipe is cut-off.(cutting ring diameter-stitch marker diameter)/2=thickest+5mm in main cutter sweep.By delays time to control, main and auxiliary cutter sweep cutting head all returns to home position, waits for next cutting instruction.
Invention increases cut quality and cutting efficiency, strictly control depth of cut, active balance cutting force, significantly improves the service life of cutting ring.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing 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 (11)
1. the cutting machine 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, stud with in the rotating disk (1) of ball bearing described in what described auxiliary cutting device (2) and main cutter sweep (3) were symmetrical be arranged on; 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); 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 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 for controlling the depth of cut of cutting ring (24).
2. the cutting machine for plastic tube according to claim 1, 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, is characterized in that: described driving mechanism (11) is oil cylinder, cylinder or electric screw.
4. the cutting machine for plastic tube according to any one of claim 1 to 3, 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 end is provided with described pivot pin (15), the other end is provided with axis hole (18), installation sleeve (19) is provided with in described axis hole (18), described axis hole (18) one end is provided with gland (17), is provided with described rotating mechanism (16) in described installation sleeve (19).
5. the cutting machine for plastic tube according to claim 4, is characterized in that: described rotating mechanism (16) is deep-groove ball and taper roller combination bearing pair, sliding bearing pair or needle bearing pair.
6. the cutting machine for plastic tube according to claim 1, is characterized in that: described stitch marker (22) can rotate around spacer sleeve (21).
7. the cutting machine for plastic tube according to claim 6, is characterized in that: the stitch marker diameter in described auxiliary cutting head mechanism (6) is greater than the stitch marker diameter in described main cutting head mechanism (9).
8. the cutting machine for plastic tube according to claim 7, is characterized in that: the cutting ring blade in described auxiliary cutting head mechanism (6) or main cutting head mechanism (9) is apart from plastic tube 15 ~ 20mm to be cut.
9. the cutting machine for plastic tube according to claim 8, is characterized in that: the cutting ring in described auxiliary cutting head mechanism (6) and main cutting head mechanism (9) is relative to the contour H of installation base surface.
10. the cutting machine for plastic tube according to claim 9, is characterized in that: (cutting ring diameter-stitch marker diameter)/2=10 ~ 15mm in described auxiliary cutting head mechanism (6).
11. cutting machines for plastic tube according to claim 10, is characterized in that: (cutting ring diameter-stitch marker diameter)/2=plastic tube thickest+5mm in 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 |
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| Publication Number | Publication Date |
|---|---|
| CN102950609A CN102950609A (en) | 2013-03-06 |
| CN102950609B true 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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| CN (1) | CN102950609B (en) |
Families Citing this family (4)
| 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 |
| CN110065101B (en) * | 2019-04-26 | 2021-04-06 | 杭州久阳塑胶管业有限公司 | Plastic pipe cutting machine |
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 |
| CN201783966U (en) * | 2010-09-02 | 2011-04-06 | 宁波方力集团有限公司 | Cutting mechanism used on plastic pipe cutting machine |
| CN102284967A (en) * | 2011-07-26 | 2011-12-21 | 张家港市杰达机械制造有限公司 | Chipless pipe cutting machine |
| 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 |
-
2012
- 2012-10-29 CN CN201210422628.1A patent/CN102950609B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201783966U (en) * | 2010-09-02 | 2011-04-06 | 宁波方力集团有限公司 | Cutting mechanism used on plastic pipe cutting machine |
| CN102284967A (en) * | 2011-07-26 | 2011-12-21 | 张家港市杰达机械制造有限公司 | Chipless pipe cutting machine |
| 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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| CN102950609A (en) | 2013-03-06 |
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