CN203565591U - Hydraulic pipe bender - Google Patents
Hydraulic pipe bender Download PDFInfo
- Publication number
- CN203565591U CN203565591U CN201320795194.XU CN201320795194U CN203565591U CN 203565591 U CN203565591 U CN 203565591U CN 201320795194 U CN201320795194 U CN 201320795194U CN 203565591 U CN203565591 U CN 203565591U
- Authority
- CN
- China
- Prior art keywords
- tube wall
- bar
- wall holding
- pipe
- hydraulic cylinder
- 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.)
- Expired - Fee Related
Links
- 210000004907 gland Anatomy 0.000 claims description 12
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 6
- 229920001195 polyisoprene Polymers 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 abstract description 29
- 229910052751 metal Inorganic materials 0.000 abstract description 29
- 238000005452 bending Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a hydraulic pipe bender. A hydraulic cylinder is fixedly arranged on a base; an arc-shaped bonding head is connected with the telescopic end of the hydraulic cylinder; limiting wheels are horizontally arranged; the limiting wheels are fixedly arranged on the base through revolving shafts; the limiting wheels are respectively located at both sides of the arc-shaped bonding head; pipe wall retaining devices are respectively arranged at both sides of the hydraulic cylinder; each pipe wall retaining device comprises a fixed pipe, a slide bar, a connecting plate, a retaining bar, springs and pipe wall retaining heads. Each fixed pipe comprises a closed end and an open end; the closed end of each fixed pipe is hinged to the base; each slide bar is glidingly arranged in the corresponding fixed pipe through the open end of the corresponding fixed pipe; the end part, located at the exterior of the corresponding fixed pipe, of each slide bar is connected with the corresponding connecting plate; each retaining bar is hinged to the corresponding connecting plate; a plurality of pipe wall retaining heads are evenly arranged at the periphery of the corresponding retaining bar; the pipe wall retaining heads are connected with the outer surface of the corresponding retaining bar through the springs. The hydraulic pipe bender disclosed by the utility model has the advantages that the linear portion of a metal pipe is avoided deforming, and the bending quality of the metal pipe is greatly improved.
Description
Technical field
The utility model relates to a kind of pipe bending device.
Background technology
Metal tube is straight tube during fabrication.But in practice of construction process, under special circumstances, need to be by metal tube bending.For bending metals pipe accurately, there is hydraulic pipe bender.Hydraulic pipe bender, when work, is fixed the two ends of metal tube, and then hydraulic cylinder stretches out, and the middle part of metal tube is pushed, and makes metal tube bending.
Existing hydraulic pipe bender is when carrying out bend pipe, and the metal tube power that need not bending position also will be squeezed, causes the position that metal tube need not be bending cannot remain cylindric, even occurs pit or elliptic cross-section when serious.
utility model content
The purpose of this utility model is to overcome the deficiency that prior art can cause the position distortion that metal tube need not be bending, and a kind of hydraulic pipe bender is provided.
The purpose of this utility model is achieved through the following technical solutions:
Hydraulic pipe bender, comprises base, hydraulic cylinder, arc crimp head, two position-limited wheels and two tube wall holding devices;
Hydraulic cylinder is fixed on base, and arc crimp head is connected with the telescopic end of hydraulic cylinder, and position-limited wheel is horizontally disposed with, and position-limited wheel is fixed on base by rotating shaft, and position-limited wheel is positioned at the both sides of arc crimp head;
Tube wall holding device is arranged at the both sides of hydraulic cylinder, tube wall holding device comprises stationary pipes, sliding bar, connecting plate, maintenance bar, spring and tube wall holding head, stationary pipes comprises blind end and open end, blind end and the base of stationary pipes are hinged, sliding bar is slided and is arranged in stationary pipes by the open end of stationary pipes, the end that sliding bar is positioned at stationary pipes outside is connected with connecting plate, keep bar and connecting plate hinged, multiple tube wall holding heads are evenly arranged in the periphery that keeps bar, and tube wall holding head is connected with the outer surface that keeps bar by spring.
The utility model is mainly to be provided with tube wall holding device.Carrying out before bend pipe, tube wall holding device is inserted to the two ends of metal tube, tube wall holding head is close to the inwall of metal tube under the effect of spring.When bend pipe, tube wall holding head can be offset arc crimp head and be passed to the pressure of metal tube straightway under the effect of spring, has avoided metal tube straightway to deform, and has improved greatly the bending quality of metal tube.
Further, described tube wall holding head comprises the cylinder being connected with described spring and the hemisphere that is arranged at cylinder top.
Further, the outer surface of described maintenance bar all offers multiple locating slots, and described cylinder is arranged in locating slot, and described cylindrical bottom is connected with the bottom of locating slot by described spring, and described hemisphere protrudes from locating slot.
Further, on the periphery of described position-limited wheel, be enclosed with elastic caoutchouc.
Elastic caoutchouc can be avoided the outer surface of position-limited wheel wear metal pipe, enters one and has improved bending quality.
Further, the telescopic end of described hydraulic cylinder is provided with polygon gland, offers the polygon fixing hole corresponding with polygon gland in described arc crimp head, and polygon gland is arranged in polygon fixing hole.
Arc crimp head is connected with polygon gland by polygon fixing hole, is convenient to change the arc crimp head of different model, has improved ease of use of the present utility model.
Further, in described polygon fixing hole, be provided with magnet.
Magnet can prevent that arc crimp head from coming off, and improved reliability of the present utility model.
In sum, advantage of the present utility model and beneficial effect are:
1. the utility model is provided with tube wall holding device.Carrying out before bend pipe, tube wall holding device is inserted to the two ends of metal tube, can offset arc crimp head and be passed to the pressure of metal tube straightway, avoided metal tube straightway to deform, improved greatly the bending quality of metal tube;
2. elastic caoutchouc is set, and elastic caoutchouc can be avoided the outer surface of position-limited wheel wear metal pipe, enters one and has improved bending quality;
3. arc crimp head is connected with polygon gland by polygon fixing hole, is convenient to change the arc crimp head of different model, has improved ease of use of the present utility model;
4. magnet is set, and magnet can prevent that arc crimp head from coming off, and improved reliability of the present utility model.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present utility model, will be briefly described describing the required accompanying drawing of using in the utility model embodiment below.Apparent, the accompanying drawing in the following describes is only some embodiment that record in the utility model, for a person skilled in the art, in the situation that not paying creative work, can also, according to accompanying drawing below, obtain other accompanying drawing.
Fig. 1 is use state diagram of the present utility model;
Fig. 2 is the structural representation of tube wall holding device;
Fig. 3 is the syndeton schematic diagram of arc crimp head and hydraulic cylinder;
Wherein, the parts title that Reference numeral is corresponding is as follows:
1-base, 2-hydraulic cylinder, 3-arc crimp head, 4-position-limited wheel, 5-tube wall holding device, 6-polygon gland, 7-polygon fixing hole, 8-metal tube, 51-stationary pipes, 52-sliding bar, 53-connecting plate, 54-keeps bar, 55-spring, 56-tube wall holding head, 57-locating slot.
The specific embodiment
In order to make those skilled in the art understand better the utility model, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out to clear, complete description.Apparent, embodiment described below is only the part in the utility model embodiment, rather than all.The embodiment recording based on the utility model, other all embodiment that those skilled in the art obtain in the situation that not paying creative work, all in the scope of the utility model protection.
Embodiment 1:
As depicted in figs. 1 and 2, hydraulic pipe bender, comprises base 1, hydraulic cylinder 2, arc crimp head 3, two position-limited wheels 4 and two tube wall holding devices 5, hydraulic cylinder 2 is fixed on base 1, and arc crimp head 3 is connected with the telescopic end of hydraulic cylinder 2, and position-limited wheel 4 is horizontally disposed with, and position-limited wheel 4 is fixed on base 1 by rotating shaft, and position-limited wheel 4 is positioned at the both sides of arc crimp head 3, tube wall holding device 5 is arranged at the both sides of hydraulic cylinder 2, tube wall holding device 5 comprises stationary pipes 51, sliding bar 52, connecting plate 53, keep bar 54, spring 55 and tube wall holding head 56, stationary pipes 51 comprises blind end and open end, the blind end of stationary pipes 51 and base 1 are hinged, sliding bar 52 is slided and is arranged in stationary pipes 51 by the open end of stationary pipes 51, the end that sliding bar 52 is positioned at stationary pipes 51 outsides is connected with connecting plate 53, keep bar 54 and connecting plate 53 hinged, multiple tube wall holding heads 56 are evenly arranged in the periphery that keeps bar 54, tube wall holding head 56 is connected with the outer surface that keeps bar 54 by spring 55.
Metal tube 8 is placed between position-limited wheel 4 and arc crimp head 3, carrying out before bend pipe, tube wall holding device is inserted to the two ends of metal tube 8, tube wall holding head 56 is close to the inwall of metal tube 8 under the effect of spring 55.When bend pipe, tube wall holding head 56 can be offset arc crimp head 3 and be passed to the pressure of metal tube 8 straightways under the effect of spring 55, has avoided metal tube 8 straightways to deform, and has improved greatly the bending quality of metal tube 8.
Embodiment 2:
As shown in Figure 2, the present embodiment is on the basis of embodiment 1, and described tube wall holding head 56 comprises the cylinder being connected with described spring 55 and is arranged at the hemisphere at cylinder top.
Embodiment 3:
: as shown in Figure 2, the present embodiment is on the basis of embodiment 2, the outer surface of described maintenance bar 54 all offers multiple locating slots 57, described cylinder is arranged in locating slot 57, described cylindrical bottom is connected with the bottom of locating slot 57 by described spring 55, and described hemisphere protrudes from locating slot 57.
Embodiment 4:
: as shown in Figure 1, the present embodiment, on the basis of above-mentioned any one embodiment, is enclosed with elastic caoutchouc on the periphery of described position-limited wheel 4.
Embodiment 5:
As shown in Figure 3, the present embodiment is on the basis of above-mentioned any one embodiment, the telescopic end of described hydraulic cylinder 2 is provided with polygon gland 6, in described arc crimp head 3, offer the polygon fixing hole 7 corresponding with polygon gland 6, polygon gland 6 is arranged in polygon fixing hole 7.
Embodiment 6:
As shown in Figure 3, the present embodiment, on the basis of embodiment 5, is provided with magnet in described polygon fixing hole 7.
As mentioned above, just can realize preferably the utility model.
Claims (6)
1. hydraulic pipe bender, is characterized in that:
Comprise base (1), hydraulic cylinder (2), arc crimp head (3), two position-limited wheels (4) and two tube wall holding devices (5);
Hydraulic cylinder (2) is fixed on base (1), arc crimp head (3) is connected with the telescopic end of hydraulic cylinder (2), position-limited wheel (4) is horizontally disposed with, and it is upper that position-limited wheel (4) is fixed on base (1) by rotating shaft, and position-limited wheel (4) is positioned at the both sides of arc crimp head (3);
Tube wall holding device (5) is arranged at the both sides of hydraulic cylinder (2), tube wall holding device (5) comprises stationary pipes (51), sliding bar (52), connecting plate (53), keep bar (54), spring (55) and tube wall holding head (56), stationary pipes (51) comprises blind end and open end, the blind end of stationary pipes (51) and base (1) are hinged, sliding bar (52) is slided and is arranged in stationary pipes (51) by the open end of stationary pipes (51), sliding bar (52) is positioned at the outside end of stationary pipes (51) and is connected with connecting plate (53), keep bar (54) and connecting plate (53) hinged, multiple tube wall holding heads (56) are evenly arranged in the periphery that keeps bar (54), tube wall holding head (56) is connected with the outer surface that keeps bar (54) by spring (55).
2. hydraulic pipe bender according to claim 1, is characterized in that:
Described tube wall holding head (56) comprises the cylinder being connected with described spring (55) and is arranged at the hemisphere at cylinder top.
3. hydraulic pipe bender according to claim 2, is characterized in that:
The outer surface of described maintenance bar (54) all offers multiple locating slots (57), described cylinder is arranged in locating slot (57), described cylindrical bottom is connected with the bottom of locating slot (57) by described spring (55), and described hemisphere protrudes from locating slot (57).
4. according to the hydraulic pipe bender described in any one in claim 1 ~ 3, it is characterized in that:
On the periphery of described position-limited wheel (4), be enclosed with elastic caoutchouc.
5. according to the hydraulic pipe bender described in any one in claim 1 ~ 3, it is characterized in that:
The telescopic end of described hydraulic cylinder (2) is provided with polygon gland (6), in described arc crimp head (3), offer the polygon fixing hole (7) corresponding with polygon gland (6), polygon gland (6) is arranged in polygon fixing hole (7).
6. hydraulic pipe bender according to claim 5, is characterized in that:
In described polygon fixing hole (7), be provided with magnet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320795194.XU CN203565591U (en) | 2013-12-06 | 2013-12-06 | Hydraulic pipe bender |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320795194.XU CN203565591U (en) | 2013-12-06 | 2013-12-06 | Hydraulic pipe bender |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203565591U true CN203565591U (en) | 2014-04-30 |
Family
ID=50533350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320795194.XU Expired - Fee Related CN203565591U (en) | 2013-12-06 | 2013-12-06 | Hydraulic pipe bender |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203565591U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105032993A (en) * | 2015-07-23 | 2015-11-11 | 浙江亚泰连接盘制造有限公司 | Bending machine simple in structure |
CN111922811A (en) * | 2020-09-21 | 2020-11-13 | 山东龙口油管有限公司 | Auxiliary mechanism for petroleum pipeline elbow |
-
2013
- 2013-12-06 CN CN201320795194.XU patent/CN203565591U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105032993A (en) * | 2015-07-23 | 2015-11-11 | 浙江亚泰连接盘制造有限公司 | Bending machine simple in structure |
CN105032993B (en) * | 2015-07-23 | 2017-07-11 | 浙江亚泰连接盘制造有限公司 | A kind of bender simple in construction |
CN111922811A (en) * | 2020-09-21 | 2020-11-13 | 山东龙口油管有限公司 | Auxiliary mechanism for petroleum pipeline elbow |
CN111922811B (en) * | 2020-09-21 | 2021-02-26 | 山东龙口油管有限公司 | Auxiliary mechanism for petroleum pipeline elbow |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208197914U (en) | A kind of accounting invoice document clamper | |
CN207681821U (en) | A kind of clamp tool | |
CN203565591U (en) | Hydraulic pipe bender | |
CN203108978U (en) | Metering device for metal wires | |
CN203155778U (en) | Pipe bending device | |
CN203076923U (en) | Self-centering centre frame | |
CN203062556U (en) | Oscillating clamping device | |
CN207238769U (en) | A kind of drawbench clamping device | |
CN203658660U (en) | Four-way snake bone with camera tube | |
CN203553783U (en) | Pay-off frame | |
CN104084462A (en) | S-shaped metal pipe arc-bending machine | |
CN203235796U (en) | Bending device with multiple bending radiuses | |
CN209708569U (en) | Can account display board | |
CN205364069U (en) | Hole punching device is bound to book | |
CN204159660U (en) | Mechanical type draw trolley clamping device | |
CN209587402U (en) | A kind of connector device that intellectual water meter stability is good | |
CN202963311U (en) | Bending machine used for bending of large-diameter high-strength steel bar | |
CN203437462U (en) | Steel pipe straightening unit | |
CN208487376U (en) | A kind of Bearing testing support | |
CN202356464U (en) | Arc-shaped steel pipe correcting device | |
CN207447014U (en) | A kind of lifting gear of automatic pipebender | |
CN206936981U (en) | A kind of clamping device of pendulum model spring grinding machine | |
CN208904563U (en) | A kind of power equipment line clamping device | |
CN202868192U (en) | High pressure plugging bent pipe mold | |
CN203371552U (en) | Opening and closing device of manipulators |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20181206 |