CN109500271A - Thin-wall tube resistance clamp energetically - Google Patents
Thin-wall tube resistance clamp energetically Download PDFInfo
- Publication number
- CN109500271A CN109500271A CN201811415270.3A CN201811415270A CN109500271A CN 109500271 A CN109500271 A CN 109500271A CN 201811415270 A CN201811415270 A CN 201811415270A CN 109500271 A CN109500271 A CN 109500271A
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- China
- Prior art keywords
- wall
- thin
- hydraulic cylinder
- wall tube
- elastic jacket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
- 238000005452 bending Methods 0.000 abstract description 8
- 238000003754 machining Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The present invention relates to a kind of thin-wall tube resistance clamps energetically.The problem of mainly solving thin-wall tube bend pipe adds man-hour requirement that the end for pushing head and thin-wall tube is welded as a whole, and fixed thin-wall tube is inconvenient for operation, and processing efficiency is low.It is characterized by: being connected with inner wall gripping block (3) on the piston rod of compression hydraulic cylinder (2), the edge of the mounting base (12) is fixed with elastic jacket (4), it is fixed on flange (5) propelling hydraulic cylinder (6), is arranged with slidable crushing block (7) on tubular body (11) outer wall.The present invention clamps the clamping mode of thin-wall tube tube wall using compression hydraulic cylinder and elastic jacket, so that radial force suffered by thin-walled pipe outer wall and inner wall offsets; thin-wall tube will not be deformed; simultaneously clamp on hydraulic cylinder and the biggish clamping force of elastic jacket can satisfy production requirement; clamping thin-wall tube and the pipe fitting of disassembly forming bending are all more convenient; it is high in machining efficiency, it is suitable for mass production.
Description
Technical field
The present invention relates to a kind of pipe fitting clamp for machining, and in particular to a kind of thin-wall tube resistance clamp energetically.
Background technique
When pipe fitting is processed, generallys use bending machine and carry out bend pipe, be pushed to long tube using push head when bending machine works
In bend pipe mould, bend pipe mould rotation is angled by tube bending, and then bend pipe mould resets, and pushes head again by long tube
Certain length is pushed, carries out bend pipe operation again, push head can not only push long tube can drive long tube to rotate again, through multiple
Bend pipe and push head rotation, finally obtain the space multistory pipe fitting of bending forming, are usually used in that furniture, fitness equipment, travelling sets
The components of standby, ornament materials and mechanical equipment.
Currently, when thin-wall tube bend pipe is processed, since thin-wall tube poor rigidity, tube wall are thin (such as thin-wall stainless steel), thin-wall tube
End is also easy to produce flexible deformation by radial clamping force, and push head can not clamp thin-wall tube, in order to prevent thin-wall tube flexible deformation,
Usually the end for pushing head and thin-wall tube is welded as a whole, again cuts down thin-wall tube after bend pipe.Fixed thin-walled
Manage inconvenient for operation, processing efficiency is low.
Summary of the invention
Add man-hour requirement that the end for pushing head and thin-wall tube is welded as a whole to solve thin-wall tube bend pipe, fixed thin-walled
It manages inconvenient for operation, the problem of processing efficiency is low, the present invention provides a kind of thin-wall tube resistance clamp energetically, and the thin-wall tube is energetically
Resistance clamp clamps the clamping mode of thin-wall tube tube wall using compression hydraulic cylinder and elastic jacket, so that thin-walled pipe outer wall and interior
Radial force suffered by wall offsets, and thin-wall tube will not be deformed, and simultaneously clamps on hydraulic cylinder and the biggish clamping force of elastic jacket
Can satisfy production requirement, the pipe fitting that clamping thin-wall tube and disassembly forming are bent is all more convenient, and it is high in machining efficiency, it is suitble to batch
Production.
The technical scheme is that a kind of thin-wall tube resistance clamp, including clamp body energetically, the clamp body is one
Body formula structure is simultaneously made of tubular body and mounting base, and the centre of the mounting base is equipped with protruding parts, the protruding parts it is outer
The compression hydraulic cylinder that wall is extended radially out at least provided with 3 is connected with inner wall gripping block, institute on the piston rod of compression hydraulic cylinder
The edge for stating mounting base is fixed with elastic jacket, and the outer wall of elastic jacket is cone, and the inner wall and inner wall of elastic jacket press from both sides
Tight block is corresponding;The tubular body is connected with flange, and propelling hydraulic cylinder is fixed on flange, is arranged with energy on tubular body outer wall
The crushing block of sliding, crushing block are equipped with the conical bore to match with the outer wall taper of elastic jacket, edge on the side wall of tubular body
It is axially arranged with sliding slot, pushing frame is connected on the piston rod of propelling hydraulic cylinder, pushing frame includes connecting rod and link block, connecting rod position
In in sliding slot, the both ends of connecting rod are mutually fixed with link block and crushing block respectively;Sky between elastic jacket and inner wall gripping block
Gap can be such that thin-wall tube penetrates.
The compression hydraulic cylinder and propelling hydraulic cylinder are synchronous working hydraulic cylinder.
The end radian of the inner wall gripping block matches with thin-walled inside pipe wall radian.
Sliding slot on the tubular body is 4 and is circumferentially uniformly distributed along tubular body that the connecting rod is also 4.
The compression hydraulic cylinder is 3 and is circumferentially uniformly distributed along protruding parts that the side wall of the protruding parts is equipped with
Three mounting holes, the piston of 3 compression hydraulic cylinders are separately mounted in three mounting holes.
Limit stage is equipped in the elastic jacket, it is that arc-shaped clamping is convex that the hole wall of elastic jacket, which is equipped with section,
Platform.
The protruding parts outer wall is equipped with leading truck, and leading truck is equipped with guide rail, and inner wall gripping block is located in guide rail simultaneously
It is slided along guide rail.
The compression hydraulic cylinder and propelling hydraulic cylinder are controlled by same solenoid directional control valve.
The invention has the following beneficial effects: due to taking above-mentioned technical proposal, one end of thin-wall tube extend into elastic clip
Between set and inner wall gripping block, advancing hydraulic pressure cylinder working pushes crushing block to slide to elastic jacket direction, elasticity by pushing frame
Collet inwardly generates shell-shaped deformation under the action of crushing block and clamps the outer wall of thin-wall tube, at the same time, compression hydraulic cylinder work
Work makes to stretch out and be adjacent to thin-walled inside pipe wall outside inner wall gripping block, and inner wall gripping block and elastic jacket tightly clamp the pipe of thin-wall tube
Wall, so that radial force suffered by thin-walled pipe outer wall and inner wall offsets, using the clamping mode of clamping tube wall, suffered by thin-wall tube
Radial force is zero, and thin-wall tube will not be deformed, and simultaneously clamps on hydraulic cylinder and the biggish clamping force of elastic jacket can satisfy life
The pipe fitting of production demand, clamping thin-wall tube and disassembly forming bending is all more convenient, high in machining efficiency, suitable for mass production.
Detailed description of the invention
Attached drawing 1 is structure sectional view of the invention.
Attached drawing 2 is A-A structure cross-sectional view in Fig. 1.
Attached drawing 3 is B-B structure cross-sectional view in Fig. 1.
Attached drawing 4 is the structure sectional view of clamp body 1 in Fig. 1.
Attached drawing 5 is the mounting structure cross-sectional view of inner wall gripping block 3 in the present invention.
Attached drawing 6 is the structure sectional view of elastic jacket 4 in the present invention.
Attached drawing 7 is the right view of Fig. 6.
Attached drawing 8 is the structure sectional view of pushing frame 8 in the present invention.
Attached drawing 9 is the control principle drawing of compression hydraulic cylinder 2 and propelling hydraulic cylinder 6 of the invention.
1- clamp body in figure, 11- tubular body, 12- mounting base, the protruding parts 13-, 14- sliding slot, 15- leading truck, 16- are led
Rail, 2- compression hydraulic cylinder, 3- inner wall gripping block, 4- elastic jacket, 41- limit stage, 42- clamping projections, 5- flange, 6- are pushed away
Inlet hydraulic cylinder, 7- crushing block, 8- pushing frame, 81- connecting rod, 82- link block, 9- solenoid directional control valve.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in FIG. 1 to FIG. 9, a kind of thin-wall tube resistance clamp, including clamp body 1 energetically, the clamp body 1 is integral type knot
Structure is simultaneously made of tubular body 11 and mounting base 12, and the centre of the mounting base 12 is equipped with protruding parts 13, the protruding parts 13
Outer wall at least provided with 3 compression hydraulic cylinders extended radially out 2, inner wall folder is connected on the piston rod of compression hydraulic cylinder 2
Tight block 3, the edge of the mounting base 12 are fixed with elastic jacket 4, and the outer wall of elastic jacket 4 is cone, elastic jacket 4
Inner wall is corresponding with inner wall gripping block 3;The tubular body 11 is connected with flange 5, and propelling hydraulic cylinder 6 is fixed on flange 5, pipe
It is arranged with slidable crushing block 7 on 11 outer wall of shape body, crushing block 7 is equipped with to match with the outer wall taper of elastic jacket 4
Conical bore connects pushing frame 8 on the piston rod of propelling hydraulic cylinder 6, pushes along sliding slot 14 is axially arranged on the side wall of tubular body 11
Frame 8 includes connecting rod 81 and link block 82, and connecting rod 81 is located in sliding slot 14, the both ends of connecting rod 81 respectively with link block 82 and
7 phase of crushing block is fixed;Gap between elastic jacket 4 and inner wall gripping block 3 can be such that thin-wall tube penetrates.Due to taking above-mentioned skill
Art scheme, one end of thin-wall tube are extend between elastic jacket 4 and inner wall gripping block 3, and propelling hydraulic cylinder 6 works, and pass through promotion
Frame 8 pushes crushing block 7 to slide to 4 direction of elastic jacket, and elastic jacket 4 is in open configuration under normality, and elastic jacket 4 is squeezing
Shell-shaped deformation is inwardly generated under the action of block 7 and clamps the outer wall of thin-wall tube, and at the same time, the work of compression hydraulic cylinder 2 makes inner wall
Thin-walled inside pipe wall is stretched out and is adjacent to outside gripping block 3, inner wall gripping block 3 and elastic jacket 4 tightly clamp the tube wall of thin-wall tube, so that
Radial force suffered by thin-walled pipe outer wall and inner wall offsets, using the clamping mode of clamping tube wall, radial force suffered by thin-wall tube
It is zero, thin-wall tube will not be deformed, and simultaneously clamping on hydraulic cylinder 2 and the biggish clamping force of elastic jacket 4 can satisfy production and need
It asks, the pipe fitting of clamping thin-wall tube and disassembly forming bending is all more convenient, and it is high in machining efficiency, it is suitable for mass production.
The compression hydraulic cylinder 2 and propelling hydraulic cylinder 6 are synchronous working hydraulic cylinder.Thin-wall tube inner and outer wall simultaneously by
Power avoids thin-wall tube from deforming.
The end radian of the inner wall gripping block 3 matches with thin-walled inside pipe wall radian.The end of inner wall gripping block 3 can be with
The fitting of thin-walled inside pipe wall is close, makes thin-walled inside pipe wall uniform force.
Sliding slot 14 on the tubular body 11 is 4 and is circumferentially uniformly distributed along tubular body 11 that the connecting rod 81 is also 4
It is a.The structure can guarantee that crushing block 7 will not glance off.
The compression hydraulic cylinder 2 is 3 and is circumferentially uniformly distributed along protruding parts 13, on the side wall of the protruding parts 13
If there are three mounting hole, the piston of 3 compression hydraulic cylinders 2 is separately mounted in three mounting holes.It is compact-sized, occupied space
It is small, it is easy for installation.
Limit stage 41 is equipped in the elastic jacket 4, it is arc-shaped clamping that the hole wall of elastic jacket 4, which is equipped with section,
Boss 42.Limit stage 41 plays the role of positioning, and can withstand the end of thin-wall tube, convenient for mounting and clamping.The center of clamping projections 42 with
On same straight line, clamping projections 42 can provide biggish clamping force at the center of inner wall gripping block 3, while also be conducive to thin-wall tube
It penetrates and removes, clamping and convenient disassembly.
13 outer wall of protruding parts is equipped with leading truck 15, and leading truck 15 is equipped with guide rail 16, and inner wall gripping block 3 is located at
It is slided in guide rail 16 and along guide rail 16.Guide rail 16 play the guiding role, and is defined to inner wall gripping block 3, avoids inner wall gripping block 3
Card resistance.
The compression hydraulic cylinder 2 and propelling hydraulic cylinder 6 are controlled by same solenoid directional control valve 9.Three 2 Hes of compression hydraulic cylinder
One propelling hydraulic cylinder 6 can synchronization action, realize linkage, structure is simple, can be realized preferable clamping effect.
For the present invention only by taking bending machine as an example, the technical issues of illustrating its solution and working principle are not offered as the present invention not
Suitable for other machining equipments, any thin-walled pipe clamp for other machining equipments identical as structure of the invention should be in the present invention
Protection scope within.
Claims (8)
1. a kind of thin-wall tube resistance clamp, including clamp body (1) energetically, it is characterised in that: the clamp body (1) is integral type
Structure is simultaneously made of tubular body (11) and mounting base (12), and the centre of the mounting base (12) is equipped with protruding parts (13), described
The outer wall of protruding parts (13) is at least provided with 3 compression hydraulic cylinders extended radially out (2), the piston of compression hydraulic cylinder (2)
It is connected on bar inner wall gripping block (3), the edge of the mounting base (12) is fixed with elastic jacket (4), elastic jacket (4)
Outer wall is cone, and the inner wall of elastic jacket (4) is corresponding with inner wall gripping block (3);The tubular body (11) and flange (5) phase
It connects, is fixed with propelling hydraulic cylinder (6) on flange (5), is arranged with slidable crushing block (7) on tubular body (11) outer wall, squeeze
Briquetting (7) is equipped with the conical bore to match with the outer wall taper of elastic jacket (4), sets on the side wall of tubular body (11) along axial direction
Have sliding slot (14), connect pushing frame (8) on the piston rod of propelling hydraulic cylinder (6), pushing frame (8) includes connecting rod (81) and connection
Block (82), connecting rod (81) are located in sliding slot (14), the both ends of connecting rod (81) respectively with link block (82) and crushing block (7) phase
It is fixed;Gap between elastic jacket (4) and inner wall gripping block (3) can be such that thin-wall tube penetrates.
2. a kind of thin-wall tube according to claim 1 resistance clamp energetically, it is characterised in that: the compression hydraulic cylinder
(2) and propelling hydraulic cylinder (6) is synchronous working hydraulic cylinder.
3. a kind of thin-wall tube according to claim 1 resistance clamp energetically, it is characterised in that: the inner wall gripping block
(3) end radian matches with thin-walled inside pipe wall radian.
4. a kind of thin-wall tube according to claim 1,2 or 3 resistance clamp energetically, it is characterised in that: the tubular body
(11) sliding slot (14) on is 4 and is circumferentially uniformly distributed along tubular body (11) that the connecting rod (81) is also 4.
5. a kind of thin-wall tube according to claim 1,2 or 3 resistance clamp energetically, it is characterised in that: the clamping liquid
Cylinder pressure (2) be 3 and along protruding parts (13) circumferentially be uniformly distributed, set on the side wall of the protruding parts (13) there are three installation
Hole, the piston of 3 compression hydraulic cylinders (2) are separately mounted in three mounting holes.
6. a kind of thin-wall tube according to claim 1,2 or 3 resistance clamp energetically, it is characterised in that: the elastic clip
It covers and is equipped with limit stage (41) in (4), it is arc-shaped clamping projections (42) that the hole wall of elastic jacket (4), which is equipped with section,.
7. a kind of thin-wall tube according to claim 1,2 or 3 resistance clamp energetically, it is characterised in that: the protrusion
Position (13) outer wall is equipped with leading truck (15), and leading truck (15) is equipped with guide rail (16), and inner wall gripping block (3) is located at guide rail (16)
It is interior and along guide rail (16) slide.
8. a kind of thin-wall tube according to claim 1,2 or 3 resistance clamp energetically, it is characterised in that: the clamping liquid
Cylinder pressure (2) and propelling hydraulic cylinder (6) are controlled by same solenoid directional control valve (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811415270.3A CN109500271B (en) | 2018-11-26 | 2018-11-26 | Strong-force deformation-resistant clamp for thin-walled pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811415270.3A CN109500271B (en) | 2018-11-26 | 2018-11-26 | Strong-force deformation-resistant clamp for thin-walled pipe |
Publications (2)
Publication Number | Publication Date |
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CN109500271A true CN109500271A (en) | 2019-03-22 |
CN109500271B CN109500271B (en) | 2020-05-22 |
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CN201811415270.3A Active CN109500271B (en) | 2018-11-26 | 2018-11-26 | Strong-force deformation-resistant clamp for thin-walled pipe |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111230405A (en) * | 2020-03-13 | 2020-06-05 | 宁波江丰电子材料股份有限公司 | Machining method of wafer tray |
CN111571472A (en) * | 2020-04-30 | 2020-08-25 | 宁波金田铜管有限公司 | Pipe fitting adds clamping apparatus |
CN112007999A (en) * | 2020-08-18 | 2020-12-01 | 浙江大学 | Centering and clamping device for bending and forming flange pipe fitting |
CN112405390A (en) * | 2020-11-09 | 2021-02-26 | 马鞍山市盛远管道有限公司 | Cast tube processing equipment |
CN112659013A (en) * | 2020-12-10 | 2021-04-16 | 湖南新盛业智能科技设备有限公司 | Clamping mechanism of cutting equipment |
CN113883986A (en) * | 2019-12-27 | 2022-01-04 | 苏州圣美特压铸科技有限公司 | Appearance detection device for precision parts |
CN115430765A (en) * | 2022-09-13 | 2022-12-06 | 马鞍山威泰机电有限公司 | Automatic punching device for metal sheets |
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CN205363673U (en) * | 2016-01-15 | 2016-07-06 | 宁波新邦工具有限公司 | Rapid clamping device |
CN205764993U (en) * | 2016-06-27 | 2016-12-07 | 重庆双狮摩托车制造有限公司 | Hydraulically adjustable cylinder thin wall fixture |
CN106903536A (en) * | 2017-03-31 | 2017-06-30 | 苏州亚思科精密数控有限公司 | One kind is used for tubing work piece holder clamping means |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113883986A (en) * | 2019-12-27 | 2022-01-04 | 苏州圣美特压铸科技有限公司 | Appearance detection device for precision parts |
CN113883986B (en) * | 2019-12-27 | 2024-02-20 | 苏州圣美特压铸科技有限公司 | Appearance detection device for precision parts |
CN111230405A (en) * | 2020-03-13 | 2020-06-05 | 宁波江丰电子材料股份有限公司 | Machining method of wafer tray |
CN111230405B (en) * | 2020-03-13 | 2021-09-24 | 宁波江丰电子材料股份有限公司 | Machining method of wafer tray |
CN111571472A (en) * | 2020-04-30 | 2020-08-25 | 宁波金田铜管有限公司 | Pipe fitting adds clamping apparatus |
CN112007999A (en) * | 2020-08-18 | 2020-12-01 | 浙江大学 | Centering and clamping device for bending and forming flange pipe fitting |
CN112007999B (en) * | 2020-08-18 | 2021-07-30 | 浙江大学 | Centering and clamping device for bending and forming flange pipe fitting |
CN112405390A (en) * | 2020-11-09 | 2021-02-26 | 马鞍山市盛远管道有限公司 | Cast tube processing equipment |
CN112659013A (en) * | 2020-12-10 | 2021-04-16 | 湖南新盛业智能科技设备有限公司 | Clamping mechanism of cutting equipment |
CN115430765A (en) * | 2022-09-13 | 2022-12-06 | 马鞍山威泰机电有限公司 | Automatic punching device for metal sheets |
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