CN108788856A - A kind of clamping device for Vehicle Processing thin-wall pipe - Google Patents
A kind of clamping device for Vehicle Processing thin-wall pipe Download PDFInfo
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- CN108788856A CN108788856A CN201810598939.0A CN201810598939A CN108788856A CN 108788856 A CN108788856 A CN 108788856A CN 201810598939 A CN201810598939 A CN 201810598939A CN 108788856 A CN108788856 A CN 108788856A
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- Prior art keywords
- fixing axle
- fixed block
- out against
- wall pipe
- wall
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
Abstract
A kind of clamping device for Vehicle Processing thin-wall pipe, including chuck, the fixed block being set in the chuck, it is set on the fixed block and the fixing axle that is axially distributed along the fixed block and is set to the holding device of the fixing axle radially, the holding device includes the compressed spring for holding out against cylinder and the inner wall of cylinder and the outer wall of the fixing axle are held out against described in connecting for the diameter that and diameter coaxial with the fixing axle is more than the fixing axle, the fixed block is square, and the center line of the fixed block axial direction is overlapped with the longitudinal center line of the longitudinal center line of the fixing axle and the chuck.The present invention more preferably can more easily hold out against thin-wall pipe by the setting of holding device.Simultaneously because the fixed block of the fixing axle and square for connecting holding device connects, and fixed block is fixed by chuck, it is ensured that the radial and axial of thin-wall pipe can be held out against active force, to improve machining accuracy.
Description
Technical field
The present invention relates to the clamp arts of mechanical processing, more particularly to a kind of clamping for Vehicle Processing thin-wall pipe
Fixture.
Background technology
Currently, in automation equipment production process, it will usually thin-wall pipe is used, and in order to enable thin-wall pipe is more preferable
Ground coordinates with other parts in equipment, it usually needs is processed to the outer circle of thin-wall pipe.Lathe is in processing thin-wall tube
When class part abbreviation thin-wall pipe, limited by jaw size, it is secured to carry out clamping sometimes, meanwhile, for part thin-walled
Pipe part, when clamping, easily lead to part deformation, using and in high-speed rotating cutting process part easily occur
Flexural deformation generates shaking, is unfavorable for ensureing machining accuracy, severe due to shaking even for longer thin-walled tubes part,
It can not be processed.
A kind of clamping device for Vehicle Processing thin-wall pipe as disclosed in patent announcement CN107498076A, including in
Empty fixing axle and at least two groups support component, each support component is axially evenly arranged along fixing axle, and the support component includes
Multiple supporting rods being arranged circumferentially along fixing axle, the supporting rod are extended radially through in fixing axle, and with fixing axle spiral shell
Line connects, and the end that the supporting rod stretches out outside fixing axle is equipped with support element.Positioning stablity of the present invention is reliable, what supporting rod stretched out
Adjustable in length both can be adapted for the smaller thin-wall pipe of diameter, and be particularly suitable for the clamping of thin-wall tube being relatively large in diameter；Both
It can be adapted for the smaller thin-wall pipe of axial length, be readily applicable to the larger thin-wall pipe of axial length, there is structure
Simply, feature easy to use, clamping effect is good, versatility is good.But fixture installation is inconvenient, needs to be located at by screwing
The supporting rod in the thin-wall pipe processed is needed to be adjusted, and the inner wall contact surface of supporting rod and pipe fitting is smaller, is unfavorable for
Entire pipe fitting inner wall uniform force is easy to cause local damage to pipe fitting inner wall.
A kind of thin-wall pipe Excircle machining fixture as disclosed in patent announcement CN204396949U, including mandrel, chuck
And top cover, the end of mandrel are equipped with the elastic conehead of bigger diameter end outwardly；Chuck is sheathed on mandrel, and the outer wall of chuck is equipped with convex
It rises, the inside that protrusion is located on the outer wall of chuck is also arranged with expansion sleeve, and one group of pressurization hole is equipped in chuck；Top cover is sheathed on core
It is located at the inside of chuck on axis, is set on the outer wall of top cover there are two cylinder, the center line of two cylinders is located on the same line,
The bottom end of two cylinders is equipped with spring, and the end of spring is equipped with fore-set, and end of the top cover far from chuck is additionally provided with for locking
The locking nut of mandrel.The utility model overcome existing thin-wall pipe clamping device be easily damaged thin-wall pipe outer wall and
Thin-wall pipe cannot be made once to complete the technological deficiency of processing, a kind of outer wall being hardly damaged thin-wall pipe is provided and can be made thin
Wall pipe fitting once completes the thin-wall pipe Excircle machining fixture of processing.But the fixture needs to carry out swelling by gas pressurized,
It needs to be additionally provided air source, increase use cost and does not allow easy to operate, while the mandrel of the fixture is carried out by scroll chuck
Clamping is easy that mandrel is made to rotate, and is had an impact to processing pipe fitting outer wall, to reduce machining accuracy.
Invention content
Technical problems to be solved
The purpose of the present invention is for the above problem present in the prior art, provide a kind of easy for installation and can provide simultaneously
The active force axially and radially for holding out against pipe fitting, to ensure the clamping device for Vehicle Processing thin-wall pipe of machining accuracy.
Technical solution
In order to solve the above technical problems, the present invention provides a kind of clamping device for Vehicle Processing thin-wall pipe, including four paws card
Disk, the fixed block being set in the chuck are set on the fixed block and consolidate along what the fixed block was axially distributed
Dead axle and it is set to the holding device of the fixing axle radially, the holding device includes coaxial with the fixing axle and straight
Diameter is more than holding out against for the diameter of the fixing axle and holds out against the pressure of the inner wall of cylinder and the outer wall of the fixing axle described in cylinder and connection
Contracting spring, the fixed block are square, and the longitudinal center line of the center line of the fixed block axial direction and the fixing axle with
And the longitudinal center line of the chuck overlaps.
By the setting of holding device, thin-wall pipe can be made directly to be set in and held out against outside cylinder, and since compressed spring is produced
Raw elastic force can acting in opposition in holding out against on cylinder, enable to hold out against cylinder and preferably hold out against thin-wall pipe.Simultaneously because being held out against for connecting
The fixed block of the fixing axle of device and square connects, and fixed block is fixed by chuck, which compared to
Scroll chuck carries out clamping to cylindrical axis, can effectively be held out against to fixed block, prevents fixed block from rotating, in turn
It can ensure that the radial and axial of thin-wall pipe can be held out against active force, to improve machining accuracy.And it entirely grasps
Make process without being manipulated in inside pipe fitting, facilitates worker to be installed on the operation on fixture to pipe fitting, improve work efficiency.
Further, gripping mechanism is radially arranged in the fixing axle, and the gripping mechanism includes described in multiple be set to
The outer wall of fixing axle and along the radially-arranged U-shaped sliding groove of the fixing axle, be set in the sliding groove and can be along institute
It states the sliding shoe of the length direction movement of sliding groove and is set to the length direction point in the sliding groove along the sliding groove
Cloth and for connecting the extension spring of the sliding groove and the sliding shoe, card of the setting for being clamped pipe fitting on the sliding shoe
Access slot.The gripping mechanism can carry out clamping adjusting according to the pipe fitting of different-diameter, and due to the setting of extension spring, generate
Elastic force sliding shoe can be driven to carry out axial snap action to pipe fitting, to improve machining accuracy.
Further, the limit sliding chutes being distributed along the sliding groove length direction, institute are provided on the sliding groove inner wall
It states setting on sliding shoe and is located at the position limiting slide block in the limit sliding chutes.It both can be with by the setting of limit sliding chutes and position limiting slide block
Play the role of guiding, while sliding shoe can be made to be always positioned in sliding groove, it is prevented to be detached from sliding groove and fail.
Further, the upper surface of the sliding shoe between the buckling groove setting along the sliding shoe length direction
The tapped through hole of distribution, the interior puller bolt being arranged for holding out against pipe fitting of the tapped through hole.It is screwed into spiral shell by puller bolt
Tube surface is held out against after line through-hole, can further be promoted and active force is held out against to the axial direction of pipe fitting, further increases and adds
Work precision.
Further, the sliding groove is that four and circumference array are distributed in the fixing axle, and with the four paws card
The claw distribution of disk is consistent.Which be conducive to save material, while reducing the quantity of sliding groove, can ensure to pipe fitting into
The best clamping effect of row.
Further, the connecting hole being axially distributed along the fixed block, the connecting hole setting are set on the fixed block
In on the longitudinal center line of the fixed block, internal thread is set in the connecting hole, the fixing axle outer surface setting with it is described
The external screw thread of screw-internal thread fit.Fixing axle is connected through a screw thread with fixed block, can facilitate the installation and dismounting of fixing axle, simultaneously
It can ensure that fixing axle is located at fixed block on same central axis, can also prevent fixing axle from rotating and influencing machining accuracy
The problem of.
Further, taper is arranged in centerline direction to the fixed block other end corresponding with the connecting hole in an axial direction
Hole, the bellmouth is identical as the connecting hole, and the top of the end for holding out against the fixing axle is arranged in the bellmouth
Point.By bellmouth and top setting, can axial direction further be carried out to fixing axle and held out against, to improve in fixing axle
Axial force of the holding device to pipe fitting.
Further, the length of the bellmouth is equal to the length of the connecting hole.The structure can advantageously ensure that solid
Dead axle is held out against active force by best, will not be excessive and cause fixed shaft distortion will not be due to holding out against due to holding out against active force
Active force is too small and the problem of leading to not hold out against.
Further, the compressed spring be more, and circumference array be distributed in the fixing axle with it is described hold out against cylinder it
Between.The structure is conducive to hold out against cylinder and is uniformly acted on by the elastic force of compressed spring, prevents its part from deforming and failing.
Further, the cylinder that holds out against is elastoplastic or rubber, which can be conducive to hold out against cylinder in pipe fitting
When wall is held out against, there are certain cushion spaces, prevent material really up to the mark from being damaged to the inner wall of thin-wall pipe.
Beneficial effects of the present invention：
This solves general fixture for the clamping device of Vehicle Processing thin-wall pipe and installs inconvenience and by scroll chuck card
Tightly, it is easy that processing pipe fitting is made to rotate, the problem of to reduce machining accuracy, by the setting of holding device, can make
Thin-wall pipe is directly set in and holds out against outside cylinder, and since compressed spring generates elastic force meeting acting in opposition in holding out against on cylinder, makes to hold out against
Cylinder can preferably hold out against thin-wall pipe.Simultaneously because the fixed block of the fixing axle and square for connecting holding device connects,
And fixed block is fixed by chuck, which carries out clamping compared to scroll chuck to cylindrical axis, can be with
Fixed block is effectively held out against, prevents fixed block from rotating, and then can ensure that the radial and axial of thin-wall pipe can
Active force is held out against, to improve machining accuracy.And whole operation process in inside pipe fitting without being manipulated, and it is convenient
Worker is installed on the operation on fixture to pipe fitting, improves work efficiency.
Description of the drawings
Fig. 1 is the main view schematic cross-sectional view of the present invention；
Fig. 2 is the right view of the present invention；
Fig. 3 is the main view schematic cross-sectional view of the embodiment of the present invention one；
Fig. 4 is the enlarged diagram of A in the embodiment of the present invention one；
Fig. 5 is the main view schematic cross-sectional view of the embodiment of the present invention two；
Fig. 6 is the main view schematic cross-sectional view of the preferred embodiment of the embodiment of the present invention two；
In figure, 1- chucks, 2- fixed blocks, 21- connecting holes, 22- bellmouths, 23- is top, 3- fixing axles, 4- holding devices,
41- holds out against cylinder, 42- compressed springs, 5- gripping mechanisms, 51- sliding grooves, 511- limit sliding chutes, 52- sliding shoes, 521- buckling grooves,
522- position limiting slide blocks, 523- tapped through holes, 53- extension springs, 6- pipe fittings, 7- puller bolts.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figs. 1-2, a kind of clamping device for Vehicle Processing thin-wall pipe, include for clamping workpiece chuck 1,
It the fixed block 2 that is set in chuck 1, the fixing axle 3 for being set on fixed block 2 and being axially distributed along fixed block 2 and sets
It is placed in the holding device 4 of fixing axle 3 radially.Holding device 4 includes that and diameter coaxial with fixing axle 3 is more than the straight of fixing axle 3
The compressed spring 42 for holding out against cylinder 41 and connecting the inner wall and the outer wall of fixing axle 3 that hold out against cylinder 41 of diameter.Wherein fixed block 2 is just
Cube, and the center line of 2 axial direction of fixed block is overlapped with the longitudinal center line of the longitudinal center line of fixing axle 3 and chuck 1.
By the setting of holding device 4, thin-wall pipe 6 can be made directly to be set in and held out against outside cylinder 41, and since compressed spring 42 generates
Elastic force can acting in opposition in holding out against on cylinder 41, enable to hold out against cylinder 41 and preferably hold out against thin-wall pipe 6.Simultaneously because for connecting top
The fixing axle 3 of tight device 4 is connect with the fixed block 2 of square, and fixed block 2 is fixed by chuck 1, which
Clamping is carried out to cylindrical axis compared to scroll chuck, fixed block 2 can effectively be held out against, prevent fixed block 2 from occurring
Rotation, and then can ensure that the radial and axial of thin-wall pipe 6 can be held out against active force, to improve machining accuracy.
Preferably, compressed spring 42 is more, and circumference array is distributed in fixing axle 3 and holds out against between cylinder 41.The structure is conducive to
It holds out against cylinder 41 uniformly to be acted on by the elastic force of compressed spring 42, prevents its part from deforming and failing.As further
It is preferred that it is elastoplastic or rubber to hold out against cylinder 41, which, which can be conducive to hold out against 41 pairs of 6 inner walls of pipe fitting of cylinder, holds out against
When, there are certain cushion spaces, prevent material really up to the mark from being damaged to the inner wall of thin-wall pipe 6.
Embodiment one
As shown in figure 3, fixing axle 3 is integrally formed with fixed block 2, and gripping mechanism 5, gripping mechanism 5 is radially arranged in fixing axle 3
Including be set to the outer wall of fixing axle 3 and along the radially-arranged U-shaped sliding groove 51 of fixing axle 3, be set in sliding groove 51
And it the sliding shoe 52 that can be moved along the length direction of sliding groove 51 and is set in sliding groove 51 along the length side of sliding groove 51
To the extension spring 53 for being distributed and be used to connect sliding groove 51 and sliding shoe 52, it is arranged for being clamped pipe fitting 6 on sliding shoe 52
Buckling groove 521.Sliding groove 51 is integrally formed with fixing axle 3, while sliding groove 51 is four and circumference array is distributed in fixing axle 3
On, and it is consistent with the distribution of the claw of chuck 1.The gripping mechanism 5 can carry out clamping tune according to the pipe fitting 6 of different-diameter
Section, and due to the setting of extension spring 53, the elastic force generated can drive sliding shoe 52 to carry out axial clamping work to pipe fitting 6
With to improve machining accuracy.Particularly first sliding shoe 52 is stretched out, drive buckling groove 521 on sliding shoe 52 with
Pipe fitting 6 is clamped, and extension spring 53 is in tensional state at this time, then decontrols sliding shoe 52, and extension spring 53 starts to restore at this time
Deformation, and the reversed active force for tensing sliding shoe 52 is generated, make to realize that sliding shoe 52 carries out axial clamping to pipe fitting 6
With.
Preferably, being slided along the limit that 51 length direction of sliding groove is distributed as shown in figure 4, being provided on 51 inner wall of sliding groove
Slot 511, on sliding shoe 52 setting be located at the position limiting slide block 522 in limit sliding chutes 511.Pass through limit sliding chutes 511 and position limiting slide block
522 setting can both have been played the role of carrying out mobile guide to sliding shoe 52, while sliding shoe 52 can be made to be always positioned at cunning
In dynamic slot 51, it is prevented to be detached from sliding groove 51 and fail.As a further preference, the upper surface of sliding shoe 52 is to buckling groove
The tapped through hole 523 that setting is distributed along the length direction of sliding shoe 52 between 521, tapped through hole 523 is interior to be arranged for holding out against pipe
The puller bolt 7 of part 6.It is screwed into after tapped through hole 523 by puller bolt 7 and 6 surface of pipe fitting is held out against, it can be further
Promotion holds out against active force to the axial direction of pipe fitting 6, further increases machining accuracy.
Embodiment two
As shown in figure 5, fixed block 2 is flexibly connected with fixing axle 3, the connecting hole being axially distributed along fixed block 2 is set on fixed block 2
21, connecting hole 21 is set on the longitudinal center line of fixed block 2, and internal thread, the setting of 3 outer surface of fixing axle are arranged in connecting hole 21
With the external screw thread of screw-internal thread fit.Fixing axle 3 is connected through a screw thread with fixed block 2, can be facilitated the installation of fixing axle 3 and be torn open
It unloads, while can ensure that fixing axle 3 is located at fixed block 2 on same central axis, also can prevent fixing axle 3 from rotating and shadow
The problem of ringing machining accuracy.
Preferably, as shown in fig. 6, the other end corresponding with connecting hole 21 of fixed block 2 centerline direction is set in an axial direction
Bellmouth 22 is set, bellmouth 22 is identical as connecting hole 21, and end of the interior setting of bellmouth 22 for holding out against fixing axle 3 is top
23.By the setting of bellmouth 22 and top 23, can further to fixing axle 3 carry out it is axial hold out against, to improve fixation
The axial force of holding device 4 on axis 3 to pipe fitting 6.As a further preference, the length of bellmouth 22 is equal to connecting hole
21 length.The structure can advantageously ensure that fixing axle 3 is held out against active force by best, will not be due to holding out against active force mistake
It is big and cause the deformation of fixing axle 3 will not due to hold out against active force it is too small and the problem of lead to not hold out against.As further
It is preferred that the structure of gripping mechanism 5 is identical as the structure of sliding groove 51 in embodiment one, which can both facilitate entire fixture
Holding device 4 in fixing axle 3 and fixing axle 3 is replaced and is overhauled, while also can guarantee the gripping mechanism 5 in fixing axle 3
It is capable of providing the enough snap action power radial to pipe fitting 6.
It the above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of clamping device for Vehicle Processing thin-wall pipe, it is characterised in that：Including chuck（1）, be set to it is described
Chuck（1）Interior fixed block（2）, be set to the fixed block（2）Above and along the fixed block（2）The fixation being axially distributed
Axis（3）And it is set to the fixing axle（3）Holding device radially（4）, the holding device（4）Including with the fixation
Axis（3）Coaxial and diameter is more than the fixing axle（3）Diameter hold out against cylinder（41）And hold out against cylinder described in connection（41）It is interior
Wall and the fixing axle（3）Outer wall compressed spring（42）, the fixed block（2）For square, and the fixed block（2）Axis
To center line and the fixing axle（3）Longitudinal center line and the chuck（1）Longitudinal center line overlap.
2. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 1, it is characterised in that：The fixation
Axis（3）Gripping mechanism is radially set（5）, the gripping mechanism（5）It is set to the fixing axle including multiple（3）Outer wall and
Along the fixing axle（3）Radially-arranged U-shaped sliding groove（51）, be set to the sliding groove（51）It is interior and can be along the cunning
Dynamic slot（51）Length direction movement sliding shoe（52）And it is set to the sliding groove（51）It is interior along the sliding groove（51）
Length direction distribution and for connecting the sliding groove（51）With the sliding shoe（52）Extension spring（53）, the sliding
Block（52）It is upper to be arranged for being clamped pipe fitting（6）Buckling groove（521）.
3. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 2, it is characterised in that：The sliding
Slot（51）It is provided on inner wall along the sliding groove（51）The limit sliding chutes of length direction distribution（511）, the sliding shoe（52）
Upper setting is located at the limit sliding chutes（511）Interior position limiting slide block（522）.
4. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 2, it is characterised in that：The sliding
Block（52）Upper surface to the buckling groove（521）Between be arranged along the sliding shoe（52）Length direction distribution screw thread it is logical
Hole（523）, the tapped through hole（523）It is interior to be arranged for holding out against pipe fitting（6）Puller bolt（7）.
5. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 2, it is characterised in that：The sliding
Slot（51）It is distributed in the fixing axle for four and circumference array（3）On, and with the chuck（1）Claw distribution one
It causes.
6. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 1, it is characterised in that：The fixation
Block（2）It is upper to be arranged along the fixed block（2）The connecting hole being axially distributed（21）, the connecting hole（21）It is set to the fixed block
（2）Longitudinal center line on, the connecting hole（21）Interior setting internal thread, the fixing axle（3）Outer surface be arranged with it is described interior
The external screw thread of screw-thread fit.
7. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 6, it is characterised in that：The fixation
Block（2）With the connecting hole（21）Bellmouth is arranged in centerline direction to the corresponding other end in an axial direction（22）, the bellmouth
（22）With the connecting hole（21）It is identical, and the bellmouth（22）It is interior to be arranged for holding out against the fixing axle（3）End
It is top（23）.
8. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 7, it is characterised in that：The taper
Hole（22）Length be equal to the connecting hole（21）Length.
9. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 1, it is characterised in that：The compression
Spring（42）It it is more, and circumference array is distributed in the fixing axle（3）Cylinder is held out against with described（41）Between.
10. a kind of clamping device for Vehicle Processing thin-wall pipe according to claim 1, it is characterised in that：The top
Tight cylinder（41）For elastoplastic or rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810598939.0A CN108788856A (en) | 2018-06-12 | 2018-06-12 | A kind of clamping device for Vehicle Processing thin-wall pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810598939.0A CN108788856A (en) | 2018-06-12 | 2018-06-12 | A kind of clamping device for Vehicle Processing thin-wall pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108788856A true CN108788856A (en) | 2018-11-13 |
Family
ID=64085229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810598939.0A Pending CN108788856A (en) | 2018-06-12 | 2018-06-12 | A kind of clamping device for Vehicle Processing thin-wall pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108788856A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109997838A (en) * | 2019-03-27 | 2019-07-12 | 安徽环球基因科技有限公司 | A kind of practical cell cryopreservation cooling box |
| CN110450115A (en) * | 2019-07-10 | 2019-11-15 | 嵊州市开丰纺织机械有限公司 | Station is used in a kind of cutting of hardware pipe fitting |
| CN110682126A (en) * | 2019-10-12 | 2020-01-14 | 黄继寨 | Rotary hollow thin-wall section cutting machine |
| CN111659932A (en) * | 2020-06-16 | 2020-09-15 | 韩文飞 | Thin-wall pipe fitting drilling clamp with internal floating support |
| CN111843573A (en) * | 2020-07-28 | 2020-10-30 | 南京江宁区上峰国银标准件厂 | Clamping device for thin-wall sleeve |
| CN113351546A (en) * | 2021-04-30 | 2021-09-07 | 苏琴 | Plastic film dust removal draw gear |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109997838A (en) * | 2019-03-27 | 2019-07-12 | 安徽环球基因科技有限公司 | A kind of practical cell cryopreservation cooling box |
| CN109997838B (en) * | 2019-03-27 | 2021-10-08 | 安徽环球基因科技有限公司 | Practical cell cryopreserving cooling box |
| CN110450115A (en) * | 2019-07-10 | 2019-11-15 | 嵊州市开丰纺织机械有限公司 | Station is used in a kind of cutting of hardware pipe fitting |
| CN110682126A (en) * | 2019-10-12 | 2020-01-14 | 黄继寨 | Rotary hollow thin-wall section cutting machine |
| CN111659932A (en) * | 2020-06-16 | 2020-09-15 | 韩文飞 | Thin-wall pipe fitting drilling clamp with internal floating support |
| CN111659932B (en) * | 2020-06-16 | 2021-05-14 | 韩文飞 | Thin-wall pipe fitting drilling clamp with internal floating support |
| CN111843573A (en) * | 2020-07-28 | 2020-10-30 | 南京江宁区上峰国银标准件厂 | Clamping device for thin-wall sleeve |
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Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |