CN210588104U - Small-caliber annular metal corrugated pipe cutting and wave knocking mechanism - Google Patents
Small-caliber annular metal corrugated pipe cutting and wave knocking mechanism Download PDFInfo
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- CN210588104U CN210588104U CN201921220837.1U CN201921220837U CN210588104U CN 210588104 U CN210588104 U CN 210588104U CN 201921220837 U CN201921220837 U CN 201921220837U CN 210588104 U CN210588104 U CN 210588104U
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- 238000005520 cutting process Methods 0.000 title claims abstract description 86
- 239000002184 metal Substances 0.000 title claims abstract description 74
- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 35
- 238000010009 beating Methods 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
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- 238000009423 ventilation Methods 0.000 claims description 5
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- 238000010079 rubber tapping Methods 0.000 abstract description 13
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- 238000003466 welding Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
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- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The utility model relates to a small-bore annular corrugated metal pipe cutting beats ripples mechanism belongs to metal collapsible tube and makes technical field. The mechanism comprises a vertical frame, a front clamping and positioning unit, a rear clamping and positioning unit, a bidirectional knocking unit and a cutting unit; the front clamping and positioning unit and the rear clamping and positioning unit respectively comprise a pair of tapping half-moulds, and the opposite surfaces of the pair of tapping half-moulds are respectively provided with a semicircular gap; the cutting unit is composed of a rotary cutting blade which can be controlled to feed along the direction vertical to the axial direction of the small-caliber annular metal corrugated pipe; the bidirectional wave knocking unit comprises a bidirectional hydraulic cylinder arranged on an axial slide rail vertical to the small-caliber annular metal corrugated pipe, two ends of the bidirectional hydraulic cylinder are respectively provided with a wave knocking head capable of axially stretching along the small-caliber annular metal corrugated pipe, and the wave knocking head is provided with a wave knocking position which is controlled to be coaxial with the small-caliber annular metal corrugated pipe. The utility model discloses to cut and strike ripples process and fuse organically, accomplish required cutting off steadily and strike ripples high-efficiently, establish good basis for joint welding afterwards.
Description
Technical Field
The utility model relates to a bellows cutting unloading and tip processing mechanism, especially one kind are used for small-bore annular corrugated metal pipe cutting to beat ripples mechanism belongs to metal collapsible tube and makes technical field.
Background
The small-caliber stainless steel metal corrugated pipe is formed by rolling, welding and spinning thin-wall stainless steel strips, the outer contour of the small-caliber stainless steel metal corrugated pipe is in an annular wave crest and wave trough undulation shape, the small-caliber stainless steel metal corrugated pipe has comprehensive performances of flexibility, vibration resistance, pressure resistance, corrosion resistance, fatigue resistance and the like, can bear loads of pulse, torsion and bending, and is an important pipeline system connecting piece. The metal corrugated pipe is generally composed of a corrugated pipe, a joint, a net, a snap ring, a coating layer and the like. In order to improve the welding quality between the two ends of the corrugated pipe and the joint, the process requires that the corrugated pipe is cut at the wave trough of the corrugated pipe, then half waves at the end of the corrugated pipe are knocked flat (namely knocking waves-see figure 1), and then the corrugated pipe is butted and welded with the joint in a ring mode.
The traditional process is adopted for a long time, firstly, blanking is cut to length manually, and the situation that the cutting position is located at a wave trough and waves near the cutting are not damaged is ensured; then, manually overhauling and leveling the cutting port, and then carrying out half-wave knocking treatment on two end parts; it is difficult to avoid the inconsistency of the length of the finished pipe and the instability of the welding quality.
The retrieval can know that Chinese patent application with publication number CN106270740A discloses a bellows cutting device, to the problem that current bellows unloading needs manual regulation, utility model discloses an automatic fixture of bellows, adjustable cutting distance improves and feeds the precision, has reduced manual cutting clamping intensity of labour. Chinese patent application No. CN107052442A discloses a cutting machine for a metal corrugated pipe, which solves the problem that a common cutting machine cannot automatically drop material through an ejection device. Chinese patent application publication No. CN207171062U discloses an automatic cutting machine for corrugated pipes, which can automatically feed, clamp and cut, and improve the automation degree of the original cutting equipment. Chinese patent application publication No. CN108274525A discloses an intelligent automatic cutting device for corrugated pipes, which improves the degree of automation and the work efficiency by adding a sensor, setting a transmission belt, adjusting bolts, and the like. Chinese patent application No. CN108817515A discloses an accurate distance cutting device for metal corrugated pipes, which can accurately distance the cutting device, improve cutting efficiency, and reduce waste of pipes.
However, the prior art only innovatively improves the blanking of large corrugated pipes, completely fails to solve the problem of continuous wave knocking after the small-caliber corrugated pipes are cut, and is difficult to be used for realizing the accurate positioning and accurate cutting of the small-caliber annular metal corrugated pipes with the wave trough spacing of 1-1.3 mm.
Disclosure of Invention
The utility model aims to provide a: aiming at the problems in the prior art, the small-caliber annular metal corrugated pipe cutting and wave knocking mechanism organically integrates cutting and wave knocking processes and ensures the stability of wave knocking, so that the welding process of the metal corrugated pipe joint is guaranteed.
In order to achieve the above object, the utility model discloses small-bore annular metal bellows cutting beats ripples mechanism's basic technical scheme does: the device comprises a vertical rack, a front clamping positioning unit, a rear clamping positioning unit, a bidirectional knocking unit and a cutting unit, wherein the two ends of the vertical rack are respectively provided with an inlet guide sleeve and an outlet guide sleeve;
the front clamping positioning unit and the rear clamping positioning unit respectively comprise a pair of beating half-moulds which can be controlled to open and close, and the opposite surfaces of the pair of beating half-moulds are respectively provided with a semicircular notch matched with the small-caliber annular metal corrugated pipe;
the cutting unit is composed of a rotary cutting blade which can be controlled to feed along the direction vertical to the axial direction of the small-caliber annular metal corrugated pipe;
the bidirectional wave knocking unit comprises a bidirectional hydraulic cylinder which forms a moving pair with a slide rail perpendicular to the axial direction of the small-caliber annular metal corrugated pipe, wave knocking heads which can axially extend and retract along the small-caliber annular metal corrugated pipe are respectively arranged at two ends of the bidirectional hydraulic cylinder, and the wave knocking heads are provided with controlled wave knocking positions coaxial with the small-caliber annular metal corrugated pipe.
When the small-caliber annular metal corrugated pipe is axially fed to the position where the trough to be cut is aligned with the cutting blade, the beating half-module of the front clamping positioning unit is controlled to oppositely clamp the small-caliber annular metal corrugated pipe; then, the cutting unit is controlled to move for feeding, and the cutting blade rotates to cut off the small-caliber annular metal corrugated pipe; then, the front section of the cut small-caliber annular metal corrugated pipe is continuously conveyed to a position to be subjected to wave knocking, and a wave knocking half-module of a rear clamping positioning unit is controlled to oppositely clamp the front section of the small-caliber annular metal corrugated pipe; and then, the bidirectional wave knocking unit is shifted along the slide rail, the bidirectional hydraulic cylinder drives the wave knocking heads at the two ends to extend outwards, and the wave knocking forming of the small-caliber annular metal corrugated pipe at the front end of the front section and the rear end of the rear section is completed simultaneously. The cutting and wave knocking processes can be organically integrated by repeating the processes, the required cutting and wave knocking can be efficiently and stably completed, and a good foundation is laid for the subsequent joint welding.
The utility model discloses a further perfection is, two-way ripples unit of beating still contains the middle stand pipe with two-way pneumatic cylinder relatively fixed, middle stand pipe has the controlled guiding position coaxial with small-bore annular corrugated metal pipe. Therefore, the small-caliber annular metal corrugated pipe can penetrate through the middle guide pipe to be fed, cut and positioned, and keep the shape stable.
The utility model discloses further perfect is, preceding clamping positioning unit and back clamping positioning unit punishment do not are equipped with and are located the light emission and the light receiving device about the minor-caliber annular corrugated metal pipe position of wearing. Therefore, accurate position signals of the wave trough of the small-caliber annular metal corrugated pipe can be sent to the control circuit, the control circuit controls the closed clamping of the front clamping positioning unit and the rear clamping positioning unit, the small-caliber annular metal corrugated pipe is cut and knocked at an accurate position, and the knocking quality is ensured.
Drawings
Fig. 1 is a schematic structural view of a small-caliber annular metal corrugated pipe after knocking.
Fig. 2 is a schematic perspective view of an embodiment of the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of the embodiment of fig. 2.
Fig. 4 is a schematic perspective view of the opened state of the clamping and positioning unit in the embodiment of fig. 2.
Fig. 5 is a schematic perspective view of the clamping and positioning unit in the embodiment of fig. 2 in a closed state.
Fig. 6 is a schematic perspective view of the cutting unit in the embodiment of fig. 2 in a rising reset state.
Fig. 7 is a schematic perspective view of the cutting unit in the embodiment of fig. 2 in a descending cutting state.
Fig. 8 is a schematic perspective view of the guiding state of the bidirectional tapping unit in the embodiment of fig. 2.
Fig. 9 is a schematic diagram of a three-dimensional structure of a beating state of the bidirectional beating unit in the embodiment of fig. 2.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example one
The cutting and wave-knocking mechanism for the small-caliber annular metal corrugated pipe is basically as shown in fig. 2 and 3, and a vertical frame 8, of which two ends are respectively provided with an inlet guide sleeve 2 and an outlet guide sleeve 9 of the small-caliber annular metal corrugated pipe 1, is fixedly connected through two pull rods 6 at the upper part. The inner sides of the frames 8 at the two ends are respectively provided with a front clamping positioning unit 3 and a rear clamping positioning unit 7, a bidirectional knocking unit 5 arranged on a table top fixedly connected with the frames 8 is arranged between the two clamping positioning units 3 and 7, and a cutting unit 4 arranged on the frames 8 is arranged between the front clamping positioning unit 3 and the bidirectional knocking unit 5.
The front clamping and positioning unit 3 and the rear clamping and positioning unit 7 have the same structure, and as shown in fig. 4 and 5, the front clamping and positioning unit and the rear clamping and positioning unit comprise a pair of three-axis cylinders 302 installed inside a rack 8, a wave-knocking half-mold base 305 is fixed on a slide carriage 308 of the three-axis cylinders through bolts, opposite surfaces of a pair of controlled-to-open and-close wave-knocking half molds 303 are respectively provided with a semicircular notch matched with a small-caliber annular metal corrugated pipe, one of the semicircular notches is provided with a waveform profiling structure matched with the small-caliber annular metal corrugated pipe, and the semicircular notches are respectively embedded in the corresponding wave-knocking half-mold bases 305 and fastened through screws, can realize radial opening and closing actions along with a guide shaft 307 of. Light emitting and receiving devices 309 and 306 located above and below the passing position of the small-caliber annular metal corrugated pipe are further arranged on the inner side of the frame 8 through an infrared sensor through a base 310 and are used for monitoring and controlling the trough of the small-caliber annular metal corrugated pipe to be clamped at an accurate position through infrared detection light 304. FIG. 4 shows a bellows feed or trough position detection state with the tapping half-module open; fig. 5 shows the clamping or cutting state of the bellows, with the tapping half-mold in a closed state.
The cutting unit 4 is mainly composed of a rotary cutting blade 410 which can be controlled to feed along a direction perpendicular to the axial direction of the small-caliber annular metal corrugated pipe. Specifically, as shown in fig. 6 and 7, the cutting unit 4 includes a vertical magnetic coupling rodless cylinder (model RMH16 × 50S of outsourcing amada) composed of a magnetic position sensor 401, a stroke adjustment mechanism 402, a fixed base 403, a linear guide rail 404, a ventilation core rod 405, and a slide carriage 406, the combination of the ventilation core rod 405 and the linear guide rail 404 can ensure the stability of vertical feeding, the slide carriage 406 is fixedly installed with a U-shaped base 407 of a cutting motor 409 through a hole position adjustment bolt 408, the output end of the cutting motor 409 is installed with a cutting blade 410 with a horizontal shaft, and the up-and-down movement of the cylinder slide carriage can realize the cutting and blanking actions of the rotary cutting blade. FIG. 6 shows the cutting unit in a reset state with the cutting blade in a raised position with the magnetically coupled rodless cylinder; fig. 7 shows the cutting unit in a cutting state, with the cutting blade in a valley cut-off position with the magnetic coupling rodless cylinder.
The bidirectional tapping unit 5 comprises a magnetic position sensor 501, a fixed base 502, a slide rail 503, a stroke adjusting mechanism 504, a horizontal magnetic coupling rodless cylinder (RMH 25 × 50S type) formed by a ventilation core rod 505 and a slide block base 506, and a bidirectional hydraulic cylinder 511 forming a moving pair by the slide block base 506 and the slide rail 503 perpendicular to the axial direction of the small-caliber annular metal corrugated pipe, wherein the two ends of the bidirectional hydraulic cylinder 511 are respectively provided with a tapping head 507 capable of axially extending and retracting along the small-caliber annular metal corrugated pipe through adjusting nuts 512, and the tapping head can be finely adjusted and locked through the adjusting nuts 512. Further, an intermediate guide tube 509 is fixed to the side of the bidirectional cylinder 511 via a bracket 508. Controlling the telescopic action of the magnetic coupling rodless cylinder, as shown in fig. 8, the middle guide tube 509 can be positioned at a guide position coaxial with the small-caliber annular metal corrugated tube, so that the feeding guide of the small-caliber annular metal corrugated tube 1 and the positioning of the cutting process are realized in an auxiliary manner in the non-beating process; or as shown in fig. 9, the wave-striking head 507 may be located at a wave-striking position coaxial with the small-caliber annular metal corrugated pipe 1, so that the wave-striking molding of the small-caliber annular metal corrugated pipes 1 at two ends is completed under the action of the bidirectional hydraulic cylinder.
The small-caliber annular metal corrugated pipe cutting and wave knocking mechanism is installed in a production line, and when the small-caliber annular metal corrugated pipe is fed through the front servo feeding mechanism, the small-caliber annular metal corrugated pipe sequentially penetrates through the inlet guide sleeve, enters the front clamping positioning unit, the middle guide pipe and the rear clamping positioning unit, penetrates out of the outlet guide sleeve, and enters the servo-following traction mechanism.
And when the infrared light is detected to pass through the trough position to be cut, closing the wave knocking half-module of the front clamping and positioning unit to clamp the small-caliber annular metal corrugated pipe. And then starting a cutting motor and a corresponding magnetic coupling rodless cylinder, cutting off the small-caliber annular metal corrugated pipe at an accurate position, and returning the cutter after cutting. And when the servo slave traction mechanism pulls the cut front-section small-caliber annular metal corrugated pipe to a wave knocking position, closing the wave knocking half-mold of the clamping positioning unit and clamping the wave knocking half-mold. And then the bidirectional wave knocking unit moves to the position where the center of the wave knocking head and the center of the inlet guide sleeve are superposed, namely the axle center of the small-caliber annular metal corrugated pipe, the bidirectional hydraulic cylinder is started to drive the wave knocking heads at the two ends, the wave knocking work of the front end and the rear end is completed simultaneously, the back reset is completed, and the next round of repeated operation is carried out.
Summarizing up, the small-caliber annular metal corrugated pipe cutting and knocking mechanism of the embodiment has the following advantages:
1. the two processes of accurate blanking and end part wave knocking treatment are integrated, synchronous wave knocking treatment in the corrugated pipe cutting process is achieved, cutting accuracy and end part treatment quality are effectively improved, and working efficiency is remarkably improved.
2. The bidirectional wave knocking unit integrates a magnetic coupling rodless cylinder, a bidirectional hydraulic cylinder mechanism and a guide shaft sleeve, bidirectional synchronous wave knocking operation and smooth switching of corrugated pipe guide are realized by forward and backward operation of the magnetic coupling rodless cylinder, bidirectional synchronous hydraulic wave knocking is realized, the efficiency is high, the operation is stable, and the wave knocking effect is ideal.
3. The tapping half-die clamping adopts a waveform profiling structure, one side of the tapping half-die clamping adopts a profile parameter consistent with a waveform parameter, the other side of the tapping half-die clamping adopts a flat design for improving the tapping smoothness, and the previous waveform is protected from being damaged while the end tapping smoothness is ensured.
4. The clamping and positioning unit is provided with an infrared sensor, can detect 0.5mm objects, realizes the accurate detection of the corrugated pipe trough motion process, solves the problems of difficult trough detection, difficult positioning, difficult cutting and the like in the prior art, and realizes the precise positioning of the trough, the precise clamping of the trough, the precise cutting of the trough and the precise beating of the wave end.
5. The cutting unit integrates a magnetic coupling rodless cylinder, a magnetic position detection sensor and a cutting mechanism, and in order to ensure the stability of the cutting process, the linear guide rail and the ventilation core rod of the magnetic coupling rodless cylinder ensure the stable operation of the cutting motor.
In a word, the cutting and wave knocking mechanism of the embodiment has the advantages of accurate positioning, neat cutting and flat knocking, and meanwhile, the consistency and welding performance of products are effectively improved, and the labor intensity and cutting risk of worker operation are reduced.
In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (8)
1. The utility model provides a small-bore annular metal bellows cutting beats ripples mechanism which characterized in that: the device comprises a vertical rack (8) with an inlet guide sleeve (2) and an outlet guide sleeve (9) respectively arranged at two ends, a front clamping positioning unit (3) and a rear clamping positioning unit (7) respectively adjacent to the racks at the two ends, a bidirectional knock unit (5) positioned between the two clamping positioning units and a cutting unit (4) positioned between the front clamping positioning unit and the bidirectional knock unit;
the front clamping positioning unit and the rear clamping positioning unit respectively comprise a pair of beating half dies (303) which can be controlled to open and close, and the opposite surfaces of the pair of beating half dies are respectively provided with a semicircular notch matched with the small-caliber annular metal corrugated pipe;
the cutting unit is composed of a rotary cutting blade (410) which can be controlled to feed along the direction vertical to the axial direction of the small-caliber annular metal corrugated pipe;
the bidirectional wave knocking unit comprises a bidirectional hydraulic cylinder (511) which forms a moving pair with a slide rail perpendicular to the axial direction of the small-caliber annular metal corrugated pipe, wave knocking heads (507) which can axially extend and retract along the small-caliber annular metal corrugated pipe are respectively arranged at two ends of the bidirectional hydraulic cylinder, and the wave knocking heads are provided with wave knocking positions which are controlled to be coaxial with the small-caliber annular metal corrugated pipe.
2. The small-caliber annular metal bellows cutting and knocking mechanism of claim 1, wherein: the bidirectional wave knocking unit also comprises a middle guide pipe (509) fixed relative to the bidirectional hydraulic cylinder, and the middle guide pipe is provided with a guide position which is controlled to be coaxial with the small-caliber annular metal corrugated pipe.
3. The small-caliber annular metal corrugated pipe cutting and knocking mechanism as claimed in claim 1 or 2, wherein: the front clamping positioning unit and the rear clamping positioning unit are respectively provided with light emitting and receiving devices (309 and 306) which are positioned above and below the passing position of the small-caliber annular metal corrugated pipe.
4. The small-caliber annular metal bellows cutting and knocking mechanism according to claim 3, wherein: the front clamping positioning unit and the rear clamping positioning unit respectively comprise a pair of three-axis cylinders arranged on the inner side of the rack, and the beating half-module is fixed on a sliding seat of the three-axis cylinders through a base and radially opens and closes along with guide shafts of the three-axis cylinders.
5. The small-caliber annular metal bellows cutting and knocking mechanism according to claim 4, wherein: one side of the pair of beating half-moulds adopts a waveform profiling structure, and the other side of the pair of beating half-moulds adopts a flat mouth design.
6. The small-caliber annular metal bellows cutting and knocking mechanism according to claim 4, wherein: the bidirectional wave knocking unit comprises a horizontal magnetic coupling rodless cylinder consisting of a magnetic position sensor, a fixed base, a sliding rail, a stroke adjusting mechanism, a ventilation core rod and a sliding block base, and the bidirectional hydraulic cylinder forms a moving pair with the sliding rail perpendicular to the axial direction of the small-caliber annular metal corrugated pipe through the sliding block base.
7. The small-caliber annular metal bellows cutting and knocking mechanism according to claim 6, wherein: and two ends of the bidirectional hydraulic cylinder are respectively provided with a beating head through adjusting nuts.
8. The small-caliber annular metal bellows cutting and knocking mechanism according to claim 7, wherein: the cutting unit comprises a vertical magnetic coupling rodless cylinder, a sliding seat of the vertical magnetic coupling rodless cylinder is fixedly provided with a base of a cutting motor through a hole position adjusting bolt, and a cutting blade with a horizontal shaft is arranged at the output end of the cutting motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220837.1U CN210588104U (en) | 2019-07-30 | 2019-07-30 | Small-caliber annular metal corrugated pipe cutting and wave knocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220837.1U CN210588104U (en) | 2019-07-30 | 2019-07-30 | Small-caliber annular metal corrugated pipe cutting and wave knocking mechanism |
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| Publication Number | Publication Date |
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| CN210588104U true CN210588104U (en) | 2020-05-22 |
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| CN201921220837.1U Withdrawn - After Issue CN210588104U (en) | 2019-07-30 | 2019-07-30 | Small-caliber annular metal corrugated pipe cutting and wave knocking mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509066A (en) * | 2019-07-30 | 2019-11-29 | 航天晨光股份有限公司 | A kind of small-bore ring metal bellows cutting Qiao Bo mechanism |
-
2019
- 2019-07-30 CN CN201921220837.1U patent/CN210588104U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509066A (en) * | 2019-07-30 | 2019-11-29 | 航天晨光股份有限公司 | A kind of small-bore ring metal bellows cutting Qiao Bo mechanism |
| CN110509066B (en) * | 2019-07-30 | 2024-05-03 | 航天晨光股份有限公司 | Cutting and knocking mechanism for small-caliber annular metal corrugated pipe |
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