CN204503915U - Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine - Google Patents
Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine Download PDFInfo
- Publication number
- CN204503915U CN204503915U CN201520153313.0U CN201520153313U CN204503915U CN 204503915 U CN204503915 U CN 204503915U CN 201520153313 U CN201520153313 U CN 201520153313U CN 204503915 U CN204503915 U CN 204503915U
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- China
- Prior art keywords
- cutting device
- thin
- blanking punch
- wall pipes
- chip cutting
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Abstract
The utility model discloses a kind of thin-wall pipes no-chip cutting device, comprise holder, determine blanking punch, revolution overcoat, revolving sleeve, fixed cover, be provided with in outer mould base and the dynamic blanking punch determined blanking punch and match, fixed, mandrel component is equipped with in dynamic blanking punch, described mandrel component comprises keeper, keeper is provided with Connection Block successively, stationary core rod, movable plug, installation through hole is provided with in movable plug, install in through hole and be equipped with guide blot, the bolt cap of guide blot is pressed on the end face of movable plug, guide blot end is located in the screwed hole that stationary core rod end is arranged, guide blot is arranged with stage clip on the position corresponding to stage clip construction section.This thin-wall pipes no-chip cutting device structure is simple, low cost of manufacture, easy for installation.The invention also discloses a kind of thin-wall pipes Chipless cutting machine based on above-mentioned cutter sweep.
Description
Technical field
The utility model relates to a kind of pipe cutting equipment, relates in particular to a kind of thin-wall pipes no-chip cutting device and the thin-wall pipes Chipless cutting machine based on this cutter sweep.
Background technology
After bending machining, thin-wall pipes uses in the industrial production in a large number, tubing needs to carry out cutting processing before bending machining, and traditional cutting machine adopts sawing mode, not only can produce a large amount of chip, and tubing can be made to produce distortion, just can carry out the processing of rear road after needing correction.This makes the production cost of thin-wall pipes manufactured goods higher, and production efficiency is low.
At present newer cutting technique is chipless cutting technique, and thin-wall pipes no-chip cutting device mainly contains hobboing cutter cutter sweep and blanking units, compared with traditional blade cutting device, has machining accuracy high and without advantages such as chip generations.But, the pipe fitting that three hobboing cutters cutting in hobboing cutter cutter sweep obtains, its otch has the phenomenon of adduction, after still needing to revise its pipe end, can be used for next process; And through the pipe fitting that blanking units cutting obtains, at die-cut Direction distortion, and the mouth of pipe is not circumferential constriction, after also needing to revise its pipe end, next process could be used for.
The cutter sweep of up-to-date Chipless cutting machine is as described in patent ZL200910144550.X thin-wall pipes no-chip cutting device, follow dynamic blanking punch by movable plug and do the circumference changing of the relative positions and then the cutting of realization to thin-wall pipes, and movable plug completes the suit that the rear homing of cutting is beneficial to next tubing to be cut, this device can realize cutting the chipless of tubing, but wherein mandrel component complex structure, manufacturing cost is higher.
Utility model content
Technical problem to be solved in the utility model is: provide that a kind of structure is simple, low cost of manufacture, thin-wall pipes no-chip cutting device easy for installation.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: thin-wall pipes no-chip cutting device comprises: holder, be provided with in holder and determine blanking punch, the side of holder is provided with revolution overcoat, inside and outside eccentric revolving sleeve is movably set with in revolution overcoat, inside and outside eccentric outer mould base is movably set with in revolving sleeve, spline pin is provided with between outer mould base and holder, be provided with in outer mould base and the dynamic blanking punch determined blanking punch and match, fixed, mandrel component is equipped with in dynamic blanking punch, described mandrel component comprises keeper, keeper is provided with Connection Block successively, stationary core rod, movable plug, installation through hole is provided with in movable plug, the stage clip construction section that the through hole diameter comprised away from stationary core rod end is slightly less than bolt cap diameter is installed, and the diameter of close stationary core rod end is slightly larger than the back segment of key diameter, install in through hole and be equipped with guide blot, the bolt cap of guide blot is pressed on the end face of movable plug, guide blot end is located in the screwed hole that stationary core rod end is arranged, guide blot is arranged with stage clip on the position corresponding to stage clip construction section, the faying face of stationary core rod and movable plug comprises the spherical at outer annular plane and middle part, gap is left between the central part of stationary core rod and movable plug faying face.
As the preferred scheme of one, be movably set with inside and outside eccentric revolving sleeve in described revolution overcoat by the first trim ring, the first trim ring is fixed on outside revolution by set bolt and puts; Be movably set with inside and outside eccentric outer mould base by the second trim ring in described revolving sleeve, the second trim ring is fixed on holder by set bolt; Be provided with and the dynamic blanking punch determined blanking punch and match by the 3rd trim ring in described outer mould base, the 3rd trim ring is fixed on outer mould base by set bolt.
As the preferred scheme of one, revolving sleeve is equal with the offset of outer mould base, and its value is greater than the gap sum between tube wall thickness and all parts.
As the preferred scheme of one, described slide core stick end is provided with the end cap covering guide blot bolt cap, and external face is ellipsoid planar.
The beneficial effect of this programme is: the mandrel component of this cutter sweep comprises Connection Block, stationary core rod, movable plug, guide blot, stage clip, owing to being provided with installation through hole in movable plug, the stage clip construction section that the through hole diameter comprised away from stationary core rod end is slightly less than bolt cap diameter is installed, and the diameter of close stationary core rod end is slightly larger than the back segment of key diameter, this mandrel component movable plug when cutting is made to do eccentric motion, faying face due to stationary core rod and movable plug comprises the spherical at outer annular plane and middle part, make to have cut rear movable plug to set back under the effect of stage clip, thus chipless cutting can be completed, and otch is smooth without distortion impulse-free robustness, overall structure is more simple, make installation convenient and reduce manufacturing cost.
Another technical problem to be solved of the utility model is: provide a kind of thin-wall pipes Chipless cutting machine using above-mentioned no-chip cutting device.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of thin-wall pipes Chipless cutting machine, comprises pedestal, and pedestal is provided with no-chip cutting device, the power set driving no-chip cutting device and pay-off; Pay-off comprises the slide rail be arranged on pedestal and the support plug matched with mandrel component on no-chip cutting device, slide rail is provided with the transport trolley controlling feed length, transport trolley is provided with pipe clamping device, and described no-chip cutting device is the no-chip cutting device described in above-mentioned any one.
Accompanying drawing explanation
Fig. 1 is the perspective view of the biopsy cavity marker devices of no-chip cutting device in the present invention.
Fig. 2 is the longitudinally cutting structural representation of fixed and moving blanking punch and plug in Fig. 1.
The structural representation that Fig. 3 is revolving sleeve in Fig. 1, outer mould base and dynamic blanking punch are in initial position.
The structural representation that Fig. 4 is revolving sleeve in Fig. 1, outer mould base and dynamic blanking punch are in maximum eccentric position.
Fig. 5 is the active segment of blanking punch and plug relationship change schematic diagram in mutual alignment in cutting process.
Fig. 6 is the canned paragraph relationship change schematic diagram in mutual alignment in cutting process determining blanking punch and plug.
Fig. 7 is the structural representation of Chipless cutting machine in the utility model.
In Fig. 1 to Fig. 7: 1. pedestal, 2. no-chip cutting device, 201. holders, 202. determine blanking punch, 203. revolution overcoats, 204. revolving sleeves, 205. first trim rings, 206. outer mould bases, 207. spline pins, 208. dynamic blanking punch, 209. keepers, 210. Connection Blocks, 211. stationary core rod, 212. movable plugs, 213. guide blots, 214. stage clips; 215. second trim rings, 216. the 3rd trim rings, 217. incision sites, 218. end caps, 3. power set, 4. pay-off; 41. slide rails, 42. support plug, 43. transport trolleys, 44. pipe clamping devices.
Detailed description of the invention
Below in conjunction with accompanying drawing, describe specific embodiments of the present utility model in detail.
As Fig. 1, shown in 2, thin-wall pipes no-chip cutting device comprises: holder 201, be provided with in holder 201 and determine blanking punch 202, the side of holder 201 is provided with revolution overcoat 203, inside and outside eccentric revolving sleeve 204 is movably set with by the first trim ring 205 in revolution overcoat 203, first trim ring 205 is fixed on revolution overcoat 203 by set bolt, inside and outside eccentric outer mould base 206 is movably set with by the second trim ring 215 in revolving sleeve 204, second trim ring 215 is fixed on holder 201 by set bolt, revolving sleeve 204 is equal with the offset of outer mould base 206, its value must be greater than the gap sum between tube wall thickness and all parts, spline pin 207 is provided with between outer mould base 206 and holder 201, be provided with and the dynamic blanking punch 208 determined blanking punch 202 and match by the 3rd trim ring 216 in outer mould base 206, 3rd trim ring 216 is fixed on outer mould base 206 by set bolt, fixed, mandrel component is equipped with in dynamic blanking punch 208, described mandrel component comprises keeper 209, keeper 209 is provided with Connection Block 210 successively, stationary core rod 211, movable plug 212, installation through hole is provided with in movable plug 212, stage clip 214 construction section that the through hole diameter comprised away from stationary core rod 211 end is slightly less than bolt cap diameter is installed, and the diameter of close stationary core rod 211 end is slightly larger than the back segment of key diameter, install in through hole and be equipped with guide blot 213, the bolt cap of guide blot 213 is pressed on the end face of movable plug, described movable plug 212 end is provided with the end cap 218 covering guide blot 213 bolt cap, end cap 218 outer surface is ellipsoid planar.Guide blot 213 end is located in the screwed hole that stationary core rod 211 end is arranged, guide blot 213 is arranged with stage clip 214 on the position corresponding to stage clip 214 construction section, stationary core rod 211 comprises the spherical at outer annular plane and middle part with the faying face of movable plug 212, leaves gap between the central part of stationary core rod 211 and movable plug 212 faying face.
During use, when outer mould base 206 and revolving sleeve 204 are in initial position and outer mould base 206 is concentric with revolving sleeve 204---shown in Figure 3, by fixing on the positioning device by Connection Block 210 for the plug being set with tubing, the stationary core rod 211 of plug is overlapped with the parting place of fixed and moving blanking punch 208 with the boundary of movable plug 212, and stationary core rod 211 and the boundary of movable plug 212 of mandrel component are the incision site 217 of tubing.
At this moment, the stationary core rod 211 of mandrel component and movable plug 212 also concentric, then drive revolving sleeve 204 to rotate by power set 3 and do complete cycle gyration, and outer mould base 206 is owing to being provided with spline pin 207 between holder 201, therefore, outer mould base 206 can only do the bias twisting of complete cycle, maximum cutting quantity is the offset sum of outer mould base 206 and revolving sleeve 204---shown in Figure 4, meanwhile, under the acting in conjunction of dynamic blanking punch 208 and stage clip 214, force movable plug 212 to follow dynamic blanking punch 208 and do the circumference changing of the relative positions, thus the side making the right side of the incision site 217 of dynamic blanking punch 208 pairs of tubing namely be sleeved on stationary core rod 211 is sheared---shown in Figure 5, the side that namely left side of determining the incision site 217 of blanking punch 202 pairs of tubing is sleeved on movable plug 212 is sheared---and shown in Figure 6, whole cutting quantity is from zero to greatly, and circumferentially cutting from any, cutting speed is very fast, but also ensure that tubing is in circumferentially uniform force, can not be out of shape, without chip, impulse-free robustness in whole cutting process, cut quality is guaranteed, and the pipe fitting after cutting, without the need to carrying out end face correction, just can be directly used in next procedure.
As shown in Figure 7, a kind of thin-wall pipes Chipless cutting machine, comprises pedestal 1, and pedestal 1 is provided with no-chip cutting device 2 as above, the power set 3 driving no-chip cutting device 2 and pay-off 4; Pay-off 4 comprises the slide rail 41 be arranged on pedestal 1 and the support plug 42 matched with mandrel component on no-chip cutting device 2, and slide rail 41 is provided with the transport trolley 43 controlling feed length, and transport trolley 43 is provided with pipe clamping device 44.
The above embodiments are the principle of illustrative the invention and effect thereof only, and the embodiment that part is used, but not for limiting the utility model; It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (5)
1. a thin-wall pipes no-chip cutting device, comprise: holder, be provided with in holder and determine blanking punch, the side of holder is provided with revolution overcoat, inside and outside eccentric revolving sleeve is movably set with in revolution overcoat, inside and outside eccentric outer mould base is movably set with in revolving sleeve, spline pin is provided with between outer mould base and holder, be provided with in outer mould base and the dynamic blanking punch determined blanking punch and match, fixed, mandrel component is equipped with in dynamic blanking punch, it is characterized in that: described mandrel component comprises keeper, keeper is provided with Connection Block successively, stationary core rod, movable plug, installation through hole is provided with in movable plug, the stage clip construction section that the through hole diameter comprised away from stationary core rod end is slightly less than bolt cap diameter is installed, and the diameter of close stationary core rod end is slightly larger than the back segment of key diameter, install in through hole and be equipped with guide blot, the bolt cap of guide blot is pressed on the end face of movable plug, guide blot end is located in the screwed hole that stationary core rod end is arranged, guide blot is arranged with stage clip on the position corresponding to stage clip construction section, the faying face of stationary core rod and movable plug comprises the spherical at outer annular plane and middle part, gap is left between the central part of stationary core rod and movable plug faying face.
2. thin-wall pipes no-chip cutting device as claimed in claim 1, is characterized in that: be movably set with inside and outside eccentric revolving sleeve by the first trim ring in described revolution overcoat, and the first trim ring is fixed on outside revolution by set bolt and puts; Be movably set with inside and outside eccentric outer mould base by the second trim ring in described revolving sleeve, the second trim ring is fixed on holder by set bolt; Be provided with and the dynamic blanking punch determined blanking punch and match by the 3rd trim ring in described outer mould base, the 3rd trim ring is fixed on outer mould base by set bolt.
3. thin-wall pipes no-chip cutting device as claimed in claim 2, it is characterized in that: described revolving sleeve is equal with the offset of outer mould base, its value is greater than the gap sum between tube wall thickness and all parts.
4. thin-wall pipes no-chip cutting device as claimed in claim 3, it is characterized in that: described slide core stick end is provided with the end cap covering guide blot bolt cap, external face is ellipsoid planar.
5. a thin-wall pipes Chipless cutting machine, comprises pedestal, and pedestal is provided with no-chip cutting device, the power set driving no-chip cutting device and pay-off; Pay-off comprises the slide rail be arranged on pedestal and the support plug matched with mandrel component on no-chip cutting device, slide rail is provided with the transport trolley controlling feed length, transport trolley is provided with pipe clamping device, it is characterized in that: the no-chip cutting device of described no-chip cutting device according to any one of claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520153313.0U CN204503915U (en) | 2015-03-17 | 2015-03-17 | Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520153313.0U CN204503915U (en) | 2015-03-17 | 2015-03-17 | Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204503915U true CN204503915U (en) | 2015-07-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520153313.0U Withdrawn - After Issue CN204503915U (en) | 2015-03-17 | 2015-03-17 | Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204503915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826915A (en) * | 2015-03-17 | 2015-08-12 | 江苏科技大学 | Thin-wall pipe chipless cutting device and thin-wall pipe chipless cutter |
-
2015
- 2015-03-17 CN CN201520153313.0U patent/CN204503915U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826915A (en) * | 2015-03-17 | 2015-08-12 | 江苏科技大学 | Thin-wall pipe chipless cutting device and thin-wall pipe chipless cutter |
| CN104826915B (en) * | 2015-03-17 | 2016-09-07 | 江苏科技大学 | Thin-wall pipes no-chip cutting device and a kind of thin-wall pipes Chipless cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20160907 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |