CN105396918A - Production method, forming device and coiling machine for spiral spring buffer tube of pressure gauge - Google Patents

Production method, forming device and coiling machine for spiral spring buffer tube of pressure gauge Download PDF

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Publication number
CN105396918A
CN105396918A CN201510689624.3A CN201510689624A CN105396918A CN 105396918 A CN105396918 A CN 105396918A CN 201510689624 A CN201510689624 A CN 201510689624A CN 105396918 A CN105396918 A CN 105396918A
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CN
China
Prior art keywords
helical spring
separator tube
pressure gauge
tubing
spring separator
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Granted
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CN201510689624.3A
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Chinese (zh)
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CN105396918B (en
Inventor
张炜
杜琳琳
高德
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Ningbo Institute of Technology of ZJU
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Ningbo Institute of Technology of ZJU
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/06Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations

Abstract

The invention discloses a production method, forming device and coiling machine for a spiral spring buffer tube of a pressure gauge. The coiling machine comprises a support, a spiral coiling mechanism and a driving motor. The spiral coiling mechanism is composed of a coiling screw, a fixed coiling nut and a coiling head arranged at the bottom end of the coiling screw. The middle of the coiling screw is in threaded fit with the coiling nut. The other end of the coiling screw is connected with an output shaft of the driving motor through a transmission mechanism. The included angle between the central axis of the spiral coiling mechanism and the right view surface is alpha 1. The included angle between the central axis of the spiral coiling mechanism and the front view surface is alpha 2. The production method, forming device and coiling machine for the spiral spring buffer tube of the pressure gauge have the advantages that after the main deformation factors including the tube material, the tube diameter, the pipe wall thickness and the like are studied, and the angle of the central axis of the spiral coiling mechanism is set, so that when the coiling screw is driven by the driving motor to rotate and rise, the tube is coiled through the coiling head to deform in the preset direction, and thus two pins of the tube become parallel automatically after the tube is coiled by a preset angle.

Description

The production method of Pressure gauge helical spring separator tube, former and volume circle machine
Technical field
The present invention relates to Pressure gauge part production field, particularly relate to a kind of production method of Pressure gauge helical spring separator tube, former and volume circle machine.
Background technology
It is sensing element that Pressure gauge (PressureGauge) refers to flexible member, measures and indicates the instrument higher than environmental pressure, almost throughout all industrial flows and scientific research field.Pressure deformation by the elastic deformation of the sensing element (as bourdon tube, Bourdon tube, bellows, bellows, being generally bourdon tube) in table, then is conducted to pointer by the switching mechanism of movement in table by Pressure gauge, causes indicators turn to show pressure.For high-pressure manometer (being usually greater than 15Mpa), inside often adopts helical spring separator tube as flexible member, mainly because helical spring separator tube has larger pressure measurement ability and better shock-absorbing capacity.Helical spring separator tube comprises bung flange part and is connected to two pins at bung flange part two ends, and pin is made up of leg section and the straight length that is connected with bung flange part; Helical spring separator tube, when Installation and Measurement, requires its two pin keeping parallelism in elastic deformation process, as not parallel, can reduce measuring accuracy and service life.And in the existing production technology of helical spring separator tube, tubing is after cutting, dish curl, the lopping number of turns is more, straight length is then more not parallel, cause two leg nonparallelism larger, tool must be adopted to repair, make leg section parallel, straight length is then not parallel to each other, in practical set is measured, cause the close to each other of leg section due to straight length distortion or be separated, being become the not parallel state in measurement from initial parastate, affect measurement result and precision, the stuck inefficacy of Pressure gauge when being even out of shape excessive, can be produced; Therefore need to improve the production technology of helical spring separator tube and production equipment.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of volume circle machine that can make tubing Pressure gauge helical spring separator tube of two pin auto-parallelings after volume circle.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of volume circle machine of Pressure gauge helical spring separator tube, comprises support, spiral looping mechanism and drive motors, and described spiral looping mechanism is rack-mount by fixed mechanism; Described spiral looping mechanism is become with the volume circle head group for curling tubing being located at lopping screw rod bottom terminal ends by lopping screw rod, the one-tenth ring nut that is fixedly installed, the middle part of described lopping screw rod coordinates with lopping nut thread, and the other end of described lopping screw rod is connected with the output shaft of drive motors by transmission mechanism; The axis of described spiral looping mechanism with right depending on face YOZ angle be the axis of described spiral looping mechanism is α with what face face XOZ 2, wherein, p is the pitch of helical spring separator tube, and d is the diameter of volume circle head central shaft, and b is the minor axis after the distortion of helical spring separator tube, for overlooking the angle that face XOY projects between helical spring separator tube two straight length.
As preferably, described transmission mechanism comprises driving gear pair and decelerator, and decelerator is connected with drive motors output shaft, and the driving gear of driving gear pair is connected with reducer output shaft, the driven gear of driving gear pair by bearing and flange rack-mount; The splined hole of described driven gear is provided with gland, gland and to be located in splined hole and to can slide up and down between spline and be provided with stage clip; The end of described lopping screw rod is connected by shaft coupling with spline.
As preferably, described fixed structure comprises rack-mount fixed mount, described fixed mount is provided with sleeve, described one-tenth ring nut to be located in sleeve and and be equipped with positioning sleeve between two of sleeve end caps, be provided with sliding sleeve between described end cap and lopping screw rod; After the wearing and tearing of one-tenth ring nut, the replacing of ring nut can be completed into.
As preferably, the base plate of described support is provided with adjusting bolt; Can according to tubing small parameter perturbations angle [alpha] 1and α 2.
As preferably, the end of described lopping screw rod is provided with keyway, and be provided with the feather key coordinated with keyway in volume circle head, volume is enclosed head and fixed by screw and lopping screw rod; Adjustable volume circle grease head highness, makes tubing through the zone line central shaft and lopping shift fork.
Compared with prior art, the advantage of the volume circle machine of this Pressure gauge helical spring separator tube is to obtain α after have studied the primary deformable factors such as pipe material, pipe diameter and tube wall thickness 1, by calculating α after the projection angle of mensuration two straight lengths 2, then spiral looping mechanism axis angle is arranged, when lopping screw rod rotates and rises under the driving of drive motors, is out of shape towards preset direction by a volume circle curling tubing, make tubing two pin auto-paralleling after volume circle.
Another technical problem to be solved by this invention is to provide a kind of former of the Pressure gauge helical spring separator tube that helical spring separator tube two pins after automatic moulding can be made parallel.
The concrete technical scheme adopted of this former is: a kind of former of Pressure gauge helical spring separator tube, by tubing fixed length feeding device, be located at the first pin bending mechanism before tubing fixed length feeding device, be located at the reciprocating cutterbar that tubing fixed length feeding device is other, the volume circle machine of above-mentioned Pressure gauge helical spring separator tube, second pin bending mechanism and control system composition, described tubing fixed length feeding device, first pin bending mechanism, reciprocating cutterbar, volume circle machine and the second pin bending mechanism of Pressure gauge helical spring separator tube are electrically connected with control system respectively, first pin bending mechanism is provided with the tubing pan feeding guide pin bushing coordinated with the volume circle machine of Pressure gauge helical spring separator tube for curling tubing.
As preferably, first pin bending mechanism and the second pin bending mechanism include shelf, establish slideway on the shelf, the bending bar that moves around in slideway, for promoting the first driver that bending bar moves around, pass shelf or the telescopic column of backing off and for promoting the second driver that telescopic column moves up and down, the first driver and the second driver are electrically connected with control system.
The advantage of the former of this Pressure gauge helical spring separator tube is that tubing is by being cut into pieces by reciprocating cutterbar after the fixed length conveying of tubing fixed length feeding device, curling by the volume circle machine that with reference to the primary deformable factors such as pipe material, pipe diameter and tube wall thickness, make tubing two pin auto-paralleling after volume circle, then by the first pin bending mechanism and the second pin bending mechanism by pin bending and molding, the Pressure gauge helical spring separator tube after completing falls down lose support in the return of volume circle machine reversely rotates after under gravity.
The production method also having a technical problem to be to provide a kind of Pressure gauge helical spring separator tube that helical spring separator tube two pins after automatic moulding can be made parallel to be solved by this invention.
The concrete technical scheme adopted of this production method is: a kind of production method of Pressure gauge helical spring separator tube, concrete steps are as follows: tubing rolls up through the volume circle machine of the tubing pan feeding guide pin bushing on the first pin bending mechanism shelf and above-mentioned Pressure gauge helical spring separator tube the region central shaft and lopping shift fork enclosing head in the conveying of tubing fixed length feeding device, after control system receives the information that puts in place of tubing fixed length feeding device conveying tubing, control reciprocating cutterbar moves and cuts off tubing, has cut rear reciprocating cutterbar and has resetted; Then, the curling tubing of volume circle machine of Pressure gauge helical spring separator tube, two pins that volume has enclosed rear tubing are shelved on corresponding pin bending mechanism respectively; Again then, pin bending is formed straight length to pin bending mechanism and leg section forms helical spring separator tube, and after bending completes, pin bending mechanism is kept in the center; Finally, the volume circle machine of Pressure gauge helical spring separator tube reversely rotates and gets back to original position, because Action of Gravity Field falls into material collecting tank after helical spring separator tube loses the support of pin bending mechanism in rotary course; Tubing fixed length feeding device carries next section of tubing.
The advantage of the production method of this Pressure gauge helical spring separator tube is under control of the control system, tubing is by being cut into pieces by reciprocating cutterbar after the fixed length conveying of tubing fixed length feeding device, by with reference to pipe material, the volume circle machine of the primary deformable such as pipe diameter and tube wall thickness factor is curling, make tubing two pin auto-paralleling after volume circle, then by the first pin bending mechanism and the second pin bending mechanism by pin bending and molding, Pressure gauge helical spring separator tube after completing falls under gravity in material collecting tank lose support in the return of volume circle machine reversely rotates after, thus the fixed length segment completing Pressure gauge helical spring separator tube of automation, parallel curling, the production of pin bending.
Accompanying drawing explanation
Fig. 1 is the partial sectional view of the volume circle machine of Pressure gauge helical spring separator tube of the present invention.
Fig. 2 is the front view of the volume circle machine of Pressure gauge helical spring separator tube of the present invention.
Fig. 3 is the right view of the volume circle machine of Pressure gauge helical spring separator tube of the present invention.
Fig. 4 is the right view of Pressure gauge helical spring separator tube of the present invention.
Fig. 5 is the top view of Pressure gauge helical spring separator tube of the present invention.
Fig. 6 is that Pressure gauge helical spring separator tube of the present invention encloses the stereogram of head central shaft with volume.
Fig. 7 is the structural representation of Pressure gauge helical spring separator tube former of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
This preferred embodiment is illustrated in figure 7 a kind of former of Pressure gauge helical spring separator tube, by tubing fixed length feeding device 1, be located at the reciprocating cutterbar 2 that tubing fixed length feeding device 1 is other, be located at the first pin bending mechanism 3 before tubing fixed length feeding device 1, the volume circle machine 4 of Pressure gauge helical spring separator tube, second pin bending mechanism 5 and control system (not shown) composition, tubing fixed length feeding device 1, reciprocating cutterbar 2, first pin bending mechanism 3, the volume circle machine 4 of Pressure gauge helical spring separator tube and the second pin bending mechanism 5 are electrically connected with control system respectively, first pin bending mechanism 3 is provided with the tubing pan feeding guide pin bushing 35 coordinated with the volume circle machine 4 of Pressure gauge helical spring separator tube for curling tubing.Wherein, the preferred PLC of the controller of control system; Tubing fixed length feeding device 1 adopts existing sensing location technology, cylinder fixed length feeding or roller fixed length feeding; Reciprocating cutterbar 2 adopts high-speed electric expreess locomotive to install suitable cutting blade, is driven mobile by Aerated reciprocal mechanism, connecting rod reciprocator or screw mandrel reciprocator; The fixed length feeding having controlled tubing fixed length feeding device 1 successively by control system operates, the reciprocating cutting of reciprocating cutterbar 2 operates, the derotation reset operation of the crimp operation of the volume circle machine 4 of Pressure gauge helical spring separator tube, the first pin bending mechanism 3 and the bending operation of the second pin bending mechanism 5 and the volume circle machine 4 of Pressure gauge helical spring separator tube.
Wherein, the volume circle machine 4 of Pressure gauge helical spring separator tube as shown in Figures 1 to 3, comprises support 41, drive motors 42 and spiral looping mechanism, and spiral looping mechanism is arranged on support 41 by fixed structure; Spiral looping mechanism is made up of lopping screw rod 451, the one-tenth ring nut 452 be fixedly installed and the volume circle for curling tubing 0 453 that is located at lopping screw rod 451 bottom terminal ends, the middle part of lopping screw rod 451 with become ring nut 452 threaded engagement, the other end of lopping screw rod 451 is connected by the output shaft of transmission mechanism with drive motors 42; The axis of spiral looping mechanism with right depending on face YOZ angle be the axis of spiral looping mechanism is α with what face face XOZ 2, wherein, as shown in Figs. 4-6, p is the pitch of helical spring separator tube 6, is also lopping screw rod 451 and the pitch becoming ring nut 452; D is the diameter of volume circle 453 central shaft 4531; B is the minor axis after helical spring separator tube 6 is out of shape, and the tubing 0 of helical spring separator tube 6 generally adopts copper pipe, and minor axis b is determined by primary deformable factors such as pipe material, pipe diameter and tube wall thicknesses, records by experiment; for between helical spring separator tube 6 liang of straight lengths overlooking the angle that face XOY projects, determined by manometric different size; Arctan is arctan function, and sin is SIN function, and cos is cosine function.
As preferably, transmission mechanism comprises driving gear pair and decelerator 440, decelerator 440 is connected with drive motors 42 output shaft, and the driving gear 441 of driving gear pair is connected with decelerator 440 output shaft, and the driven gear 442 of driving gear pair is arranged on support 41 by flange 443 and bearing 444; The splined hole of driven gear 442 is provided with gland 445, gland 445 and to be located in splined hole and to can slide up and down between spline 446 and be provided with stage clip 447; The end of lopping screw rod 451 is connected by shaft coupling with spline 446.Fixed structure comprises rack-mount fixed mount 461, fixed mount 461 is provided with sleeve 462, become ring nut 452 to be located in sleeve 462 and and be equipped with positioning sleeve 464 between two of sleeve 462 end caps 463, be provided with sliding sleeve 465 between end cap 463 and lopping screw rod 451.The base plate 411 of support 41 is provided with adjusting bolt 412, for finely tuning α 1and α 2.The end of lopping screw rod 451 is provided with keyway (not indicating in figure), is provided with the feather key (not shown) coordinated with keyway in volume circle 453, volume circle 453 by screw (not shown) and lopping screw rod 451 fixing.Drive motors 42 is preferably servomotor.
Wherein, first pin bending mechanism 3 and the second pin bending mechanism 5 includes shelf 31, the slideway 32 be located on shelf 31, the bending bar 33 moved around in slideway 32, for promoting the first driver (not shown) that bending bar 33 moves around, pass shelf or the telescopic column 34 of backing off and for promoting the second driver (not shown) that telescopic column 34 moves up and down, the first driver and the second driver are electrically connected with control system.First driver and the second driver adopt cylinder, oil cylinder or linkage etc. can realize the mechanism of linear pushing action.
The production method of Pressure gauge helical spring separator tube, concrete steps are as follows: tubing 0 in the conveying of tubing fixed length feeding device 1 through the region the central shaft 4531 of the volume circle machine 4 volume circle head 453 of the tubing pan feeding guide pin bushing 35 on the first pin bending mechanism 3 and Pressure gauge helical spring separator tube and lopping shift fork 4532, after control system receives the information that tubing fixed length feeding device 1 carries tubing 0 to put in place, control reciprocating cutterbar 2 moves and cuts off tubing 0, has cut rear reciprocating cutterbar 2 and has resetted; Then, the curling tubing 0 of volume circle machine 4 of Pressure gauge helical spring separator tube, two pins that volume has enclosed rear tubing 0 are shelved on corresponding pin bending mechanism (3,5) respectively; Again then, pin is bent into straight length and leg section by pin bending mechanism (3,5), makes tubing 0 become helical spring separator tube 6, and after bending completes, pin bending mechanism (3,5) resets; Finally, the volume circle machine 4 of Pressure gauge helical spring separator tube reversely rotates gets back to original position, after helical spring separator tube 6 loses the support of pin bending mechanism (3,5) in rotary course, because tubing resilience and Action of Gravity Field fall into material collecting tank (not shown); Control system controls tubing fixed length feeding device 1 and carries next section of tubing 0.

Claims (8)

1. the volume circle machine of a Pressure gauge helical spring separator tube, it is characterized in that: comprise support (41), drive motors (42) and spiral looping mechanism, described spiral looping mechanism is arranged on support (41) by fixed structure; Described spiral looping mechanism is made up of lopping screw rod (451), the one-tenth ring nut (452) be fixedly installed and the volume circle head (453) for curling tubing (0) that is located at lopping screw rod (451) bottom terminal ends, the middle part of described lopping screw rod (451) with become ring nut (452) threaded engagement, the other end of described lopping screw rod (451) is connected by the output shaft of transmission mechanism with drive motors (42); The axis of described spiral looping mechanism is α with the right angle depending on face YOZ 1, the axis of described spiral looping mechanism is α with the angle facing face XOZ 2, wherein, p is the pitch of helical spring separator tube (6), and d is the diameter of volume circle head (453) central shaft (4531), and b is the minor axis after helical spring separator tube (6) distortion, for overlooking the angle that face XOY projects between helical spring separator tube (6) two straight length.
2. the volume circle machine of Pressure gauge helical spring separator tube according to claim 1, it is characterized in that: described transmission mechanism comprises driving gear pair and decelerator (440), decelerator (440) is connected with drive motors (42) output shaft, the driving gear (441) of driving gear pair is connected with decelerator (440) output shaft, and the driven gear (442) of driving gear pair is arranged on support (41) by flange (443) and bearing (444); The splined hole of described driven gear (442) is provided with gland (445), gland (445) and to be located in splined hole and to be provided with stage clip (447) between the spline that can slide up and down (446); The end of described lopping screw rod (451) is connected by shaft coupling with spline (446).
3. the volume circle machine of Pressure gauge helical spring separator tube according to claim 1, it is characterized in that: described fixed structure comprises rack-mount fixed mount (461), described fixed mount (461) is provided with sleeve (462), described one-tenth ring nut (452) to be located in sleeve (462) and and be equipped with positioning sleeve (464) between two end caps (463) of sleeve (462), be provided with sliding sleeve (465) between described end cap (463) and lopping screw rod (451).
4. the volume circle machine of Pressure gauge helical spring separator tube according to claim 1, is characterized in that: the base plate (411) of described support (41) is provided with adjusting bolt (412).
5. the volume circle machine of Pressure gauge helical spring separator tube according to claim 1, it is characterized in that: the end of described lopping screw rod (451) is provided with keyway, be provided with the feather key coordinated with keyway in volume circle head (453), volume circle head (453) is fixed by screw and lopping screw rod (451).
6. the former of a Pressure gauge helical spring separator tube, it is characterized in that: by tubing fixed length feeding device (1), be located at the reciprocating cutterbar (2) that tubing fixed length feeding device (1) is other, be located at the first pin bending mechanism (3) that tubing fixed length feeding device (1) is front, the volume circle machine (4) of the Pressure gauge helical spring separator tube described in any one of Claims 1 to 5, second pin bending mechanism (5) and control system composition, described tubing fixed length feeding device (1), reciprocating cutterbar (2), first pin bending mechanism (3), volume circle machine (4) and the second pin bending mechanism (5) of Pressure gauge helical spring separator tube are electrically connected with control system respectively, first pin bending mechanism (3) is provided with the tubing pan feeding guide pin bushing (35) coordinating with the volume circle machine (4) of Pressure gauge helical spring separator tube and be used for curling tubing.
7. the former of Pressure gauge helical spring separator tube according to claim 6, it is characterized in that: the first pin bending mechanism (3) and the second pin bending mechanism (5) include shelf (31), be located at the slideway (32) on shelf (31), the bending bar (33) moved around in slideway (32), for promoting the first driver that bending bar (33) moves around, pass shelf or the telescopic column (34) of backing off and for promoting the second driver that telescopic column (34) moves up and down, first driver and the second driver are electrically connected with control system.
8. the production method of a Pressure gauge helical spring separator tube, it is characterized in that, concrete steps are as follows: tubing (0) rolls up through the volume circle machine (4) of the tubing pan feeding guide pin bushing (35) on the first pin bending mechanism (3) and the Pressure gauge helical spring separator tube described in any one of Claims 1 to 5 the region central shaft (4531) and lopping shift fork (4532) enclosing head (453) in tubing fixed length feeding device (1) conveying, after control system receives tubing fixed length feeding device (1) conveying tubing (0) information that puts in place, control reciprocating cutterbar (2) is mobile cuts off tubing (0), cut rear reciprocating cutterbar (2) to reset, then, volume circle machine (4) the curling tubing (0) of Pressure gauge helical spring separator tube, after volume circle completes, two pins of tubing (0) are shelved on corresponding pin bending mechanism (3,5) respectively, again then, pin bending is formed straight length to pin bending mechanism (3,5) and leg section forms helical spring separator tube (6), and after bending completes, pin bending mechanism (3,5) resets, finally, the volume circle machine (4) of Pressure gauge helical spring separator tube reversely rotates gets back to original position, because Action of Gravity Field falls into material collecting tank after helical spring separator tube (6) loses the support of pin bending mechanism (3,5) in rotary course, control system controls tubing fixed length feeding device (1) and carries next section of tubing (0).
CN201510689624.3A 2015-10-22 2015-10-22 Production method, former and the volume circle machine of pressure gauge helical spring separator tube Active CN105396918B (en)

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Cited By (6)

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Publication number Priority date Publication date Assignee Title
CN106040805A (en) * 2016-08-18 2016-10-26 宁波泰尔汽车部件有限公司 Bending mechanism of connecting parts of oil pipe assembly support part
CN106216458A (en) * 2016-08-18 2016-12-14 宁波泰尔汽车部件有限公司 A kind of production method of oil pipe assembly support member
CN106238615A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 The automatic bending equipment of oil pipe assembly support member
CN106238529A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 A kind of apparatus for bending of oil pipe assembly support member
CN106238530A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 The apparatus for bending of oil pipe assembly support member
CN108161467A (en) * 2018-01-05 2018-06-15 宁波沸柴机器人科技有限公司 A kind of cutting polishing all-in-one machine

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CN103786030A (en) * 2012-10-31 2014-05-14 兰州正丰石油化工技术装备有限责任公司 Spiral welding mesh pipe rolling welding machine
CN203972559U (en) * 2014-01-27 2014-12-03 沧州惠邦机电产品制造有限责任公司 Cylindrically coiled spring and helix tube punch-forming mold

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Publication number Priority date Publication date Assignee Title
CN106040805A (en) * 2016-08-18 2016-10-26 宁波泰尔汽车部件有限公司 Bending mechanism of connecting parts of oil pipe assembly support part
CN106216458A (en) * 2016-08-18 2016-12-14 宁波泰尔汽车部件有限公司 A kind of production method of oil pipe assembly support member
CN106238615A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 The automatic bending equipment of oil pipe assembly support member
CN106238529A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 A kind of apparatus for bending of oil pipe assembly support member
CN106238530A (en) * 2016-08-18 2016-12-21 宁波泰尔汽车部件有限公司 The apparatus for bending of oil pipe assembly support member
CN106040805B (en) * 2016-08-18 2018-03-13 宁波泰尔汽车部件有限公司 The bending mechanism of tubing assembly support member connecting portion
CN106238615B (en) * 2016-08-18 2018-05-15 宁波泰尔汽车部件有限公司 The automatic bending equipment of tubing assembly supporting item
CN106216458B (en) * 2016-08-18 2018-05-15 宁波泰尔汽车部件有限公司 A kind of production method of tubing assembly supporting item
CN106238530B (en) * 2016-08-18 2018-05-15 宁波泰尔汽车部件有限公司 The apparatus for bending of tubing assembly supporting item
CN106238529B (en) * 2016-08-18 2018-05-25 宁波泰尔汽车部件有限公司 A kind of apparatus for bending of tubing assembly supporting item
CN108161467A (en) * 2018-01-05 2018-06-15 宁波沸柴机器人科技有限公司 A kind of cutting polishing all-in-one machine

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