CN210586545U - Pipe bender for continuously bending pipe fitting without straight section - Google Patents
Pipe bender for continuously bending pipe fitting without straight section Download PDFInfo
- Publication number
- CN210586545U CN210586545U CN201921267054.9U CN201921267054U CN210586545U CN 210586545 U CN210586545 U CN 210586545U CN 201921267054 U CN201921267054 U CN 201921267054U CN 210586545 U CN210586545 U CN 210586545U
- Authority
- CN
- China
- Prior art keywords
- bending
- pipe
- clamping
- bending part
- piston rod
- 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.)
- Active
Links
- 238000005452 bending Methods 0.000 title claims abstract description 84
- 238000003825 pressing Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000005034 decoration Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241001631030 Explorator Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a bending machine of no straight section pipe fitting of continuous bending, comprises a workbench, the bending part, clamping part and pressure material part, the bending part sets up on the workstation with the pressure material part, the side of bending part is equipped with the direction annular, clamping part is equipped with the push rod along one side perpendicular to axial displacement of bending part including setting up in the axial one side of bending part, one side of push rod is passed through the connecting piece and is connected with first piston rod, first piston rod and first driving cylinder movable fit, the opposite side of push rod is equipped with the tight head of clamp that is used for pressing from both sides tight pipe fitting, press from both sides tight head and bending part and be located the coplanar, be equipped with level and smooth connection's straightway and arc segment on pressing from both sides tight head, press the material part to be connected with the second piston rod, second piston rod and second. The pipe bender has the characteristics of simple structure, convenience and quickness in use, no need of customizing a copying arc clamping block, no straight section, continuous small straight section pipe fitting and the like by changing a clamping mode and die design.
Description
Technical Field
The utility model relates to a return bend equipment structure technical field, concretely relates to bending machine of no straight section pipe fitting of continuous bending.
Background
The pipe bender is a device frequently used in modern metal processing field, especially pipe fitting processing, and is used for bending pipe fittings according to the required requirements. The device is mainly used for electric power construction, highway construction, pipeline laying and building in the aspects of boilers, bridges, ships, furniture, decoration and the like, and has the advantages of multiple functions, reasonable structure, simplicity in operation and the like. The pipe bending equipment has the pipe bending function, can also use the oil cylinder as a hydraulic jack, has the characteristics of low price and convenient use compared with numerical control pipe bending equipment, and occupies the leading product position in the domestic pipe bending market.
A manual three-dimensional tube bender of chinese patent publication No. 201611091177.2 discloses a three-dimensional tube bender, including: a frame; a clamping die, a bending die and a follow-up explorator are arranged at one end of the frame; the mandrel rod is arranged at the other end of the rack; the first handle is provided with a rotating arm and is used for pushing the bending die to bend the pipe fitting; the second handle and the third handle are used for pushing the clamping die and the follow-up explorator to clamp the pipe fitting; a central shaft for fixing the bending die and having a length much longer than that of the rotating arm.
The structure of the invention can not realize the bending of various pipe fittings and can not adjust the die according to the outer diameter of the bent pipe fitting. The bending machine can only make simple bending mostly, if carry out the bending of same latitude with the pipe fitting, can't carry out multi-direction ascending bending, can't control the angle accurately, and the bending machine that the market put into use, and do not have collection device, a lot of pipe fittings are bent in processing, need artificially take off the collection, extravagant manpower, if the staff is not near or fail in time to take off, the pipe fitting after bending will directly drop subaerially, the collision that falls makes the product take place to warp easily or impaired, influence the finished product quality.
The existing pipe bender adopts the winding principle to bend. The pipe bender is divided into a bending part, a clamping part and a pressing part, when the clamping part clamps a pipe, a certain clamping length is needed, and the clamping length is generally 2 times of the diameter of the pipe.
A clamping length of 2 pipe diameters results in a bend-to-bend diameter requiring a straight segment of at least 2 pipe lengths. In the boiler industry and other industries, there are continuous pipe bends without straight sections or straight section bends with the length less than 2 times of the pipe. The existing pipe bending process is adopted, after the first elbow is bent by the clamping block with the straight section, the arc copying clamping block is replaced, so that the pipe bending efficiency is low, and the special arc copying clamping block is required to be customized along with different bending radiuses, different bending angles and different lengths of the straight section, so that the cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a simple structure, use convenient, need not customization profile modeling circular arc clamp splice, solve the bending machine that does not have the continuous, little straight section pipe fitting of straight section through changing centre gripping mode and die design.
In order to achieve the above object, the technical solution of the present invention is to design a pipe bender for continuously bending a pipe without a straight section, the pipe bender comprises a workbench, a bending part, a clamping part and a pressing part, the bending part and the pressing part are disposed on the workbench, a guide ring groove is disposed on a side of the bending part, the clamping part comprises a push rod disposed on one axial side of the bending part and moving along one side of the bending part perpendicularly to the axial direction, one side of the push rod is connected with a first piston rod through a connecting member, the first piston rod is movably matched with a first driving cylinder, the other side of the push rod is provided with a clamping head for clamping the pipe, the clamping head and the bending part are disposed on the same plane, the clamping head is provided with a straight line section and an arc line section which are smoothly connected, the pressing part which can move along the radial direction of the bending part is disposed on one radial side of the bending part on the workbench, the second piston rod is movably matched with the second driving cylinder.
In order to enable the clamping component to clamp the pipe and rotate around the bending component to finally achieve the purpose of bending the pipe, the preferred technical scheme is that the clamping component is arranged on a swing arm, and the swing arm is connected with the rotary driving component through a connecting piece.
In order to simplify the structural structure of the driving part and improve the reliability of the operation of the driving part, a further preferable technical scheme is that the rotary driving part is a driving motor, and the driving motor is connected with the swing arm through a speed reducer.
In order to facilitate the simplification of the structure of the swing arm and the processing and manufacturing of the swing arm, the further preferred technical scheme is that the swing arm is a fan-shaped connecting plate or a disc structure.
In order to report that the driving cylinder body has sufficient driving force and simplify the structure of the driving cylinder, the further preferable technical scheme is that the first driving cylinder and the second driving cylinder are hydraulic cylinders, and the hydraulic cylinders are connected with an oil pump and an oil tank through oil pipes and reversing valves.
In order to facilitate the bending operation of the pipe fitting and simplify the structure of the pipe bending machine, a further preferred technical scheme is that the bending part is horizontally arranged on the workbench, and the swing arm is arranged below the bending part.
In order to facilitate the bending suitable for different pipe diameter pipe fittings, reduce the change of crooked part simultaneously, further preferred technical scheme still, crooked part is the components of a whole that can function independently structure, and crooked part includes the base plate and the guide ring of suit in the base plate outside, and the guide ring groove sets up in the outside of guide ring.
The utility model has the advantages and the beneficial effects that: the pipe bender capable of continuously bending the pipe fitting without the straight section has the characteristics of simple structure, convenience and quickness in use, no need of customizing a copying arc clamping block, capability of solving the problems of continuous pipe fittings without the straight section and small pipe fittings without the straight section by changing a clamping mode and a die design, and the like. The pipe bender can realize continuous pipe bending without straight line segments, and has the advantages of simple operation, convenient adjustment and high safety and reliability. The mould is convenient to manufacture, the copying clamping blocks of various specifications do not need to be customized, the pipe bending efficiency is improved by more than 50%, and the mould cost can be saved by 50%.
Drawings
FIG. 1 is one of schematic diagrams of the structure of the pipe bender;
FIG. 2 is a schematic diagram of the second embodiment of the bending machine;
fig. 3 is a side view of fig. 1, 2.
In the figure: 1. a work table; 1.1, a through hole; 2. a bending member; 2.1, a guide ring groove; 2.2, a basal disc; 2.3, a guide ring; 3. a clamping member; 3.1, a push rod; 3.2, connecting pieces; 3.3, a first piston rod; 3.4, a first driving cylinder; 3.5, clamping the head; 3.51, straight line segment; 3.52, arc segment; 4. a material pressing part; 4.1, a second piston rod; 4.2, a second driving cylinder; 5. a pipe fitting; 6. swinging arms; 7. a connecting member; 8. a rotation driving member.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 3, the present invention is a pipe bender for continuously bending a pipe without straight section, the pipe bender comprises a worktable 1, a bending part 2, a clamping part 3 and a pressing part 4, the bending part 2 and the pressing part 4 are disposed on the worktable 1, a guide ring groove 2.1 is disposed on a side edge of the bending part 2, the clamping part 3 comprises a push rod 3.1 disposed on one axial side of the bending part 2 and moving perpendicular to the axial direction along one side of the bending part 2, one side of the push rod 3.1 is connected with a first piston rod 3.3 through a connecting piece 3.2, the first piston rod 3.3 is movably matched with a first driving cylinder 3.4, a clamping head 3.5 for clamping the pipe is disposed on the other side of the push rod 3.1, the clamping head 3.5 and the bending part 2 are disposed on the same plane, a straight line section 3.51 and an arc section 3.52 which are smoothly connected are disposed on the clamping head 3.5, the worktable 1 on one radial side of the bending part 2 is disposed with the pressing part 4 which can move along the radial direction of, the material pressing component 4 is connected with a second piston rod 4.1, and the second piston rod 4.1 is movably matched with a second driving cylinder 4.2. An opening or through hole 1.1 for the push rod 3.1, the first piston rod 3.3 and the first driving cylinder 3.4 to move through is arranged on the workbench
In order to enable the clamping part 3 to clamp the pipe 5 and then rotate around the bending part 2, thereby finally achieving the purpose of bending the pipe, the preferred embodiment of the present invention is that the clamping part 3 is arranged on the swing arm 6, and the swing arm 6 is connected with the rotation driving part 8 through the connecting piece 7.
In order to simplify the structure of the driving component and improve the reliability of the operation thereof, the utility model discloses a further preferred embodiment is, rotary driving component 8 is driving motor, and driving motor passes through the reduction gear and is connected with swing arm 6.
In order to facilitate the simplification of the structure of the swing arm 6 and facilitate the manufacture of the swing arm 6, the utility model discloses a further preferred embodiment also has, the swing arm 6 is a fan-shaped connecting plate or is a disc structure.
In order to report that the drive cylinder body has sufficient drive power, also in order to simplify the actuating cylinder structure simultaneously, the utility model discloses further preferred embodiment still has, first actuating cylinder 3.4 is the pneumatic cylinder with second actuating cylinder 4.2, and the pneumatic cylinder passes through oil pipe, switching-over valve and is connected with oil pump, oil tank.
In order to facilitate the bending operation of the tube 5 and at the same time to simplify the structure of the bending machine, a further preferred embodiment of the invention also provides that the bending part 2 is arranged horizontally on the table 1, and the swing arm 6 is arranged below the bending part 2.
In order to facilitate being applicable to the crooked of different pipe diameter pipe fittings 5, reduce the change of bent part 2 simultaneously, the utility model discloses further preferred embodiment still has, bent part 2 is for dividing the body structure, and bent part 2 includes that basal disc 2.2 and suit are at the outside guide ring 2.3 of basal disc 2.2, and guide ring groove 2.1 sets up the outside at guide ring 2.3.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A pipe bending machine for continuously bending a pipe without a straight section is characterized by comprising a workbench, a bending part, a clamping part and a pressing part, wherein the bending part and the pressing part are arranged on the workbench, a guide ring groove is formed in the side edge of the bending part, the clamping part comprises a push rod which is arranged on one axial side of the bending part and moves along one side of the bending part in a direction perpendicular to the axial direction, one side of the push rod is connected with a first piston rod through a connecting piece, the first piston rod is movably matched with a first driving cylinder, the other side of the push rod is provided with a clamping head for clamping the pipe, the clamping head and the bending part are positioned on the same plane, the clamping head is provided with a straight line section and an arc line section which are connected smoothly, one side of the workbench, which is positioned in the radial direction of the bending part, is provided with a material pressing part which can move along the radial direction of the bending part, the material pressing part is connected with a second piston rod, and the second piston rod is movably matched with a second driving cylinder.
2. The bender for continuously bending a pipe without straight segments according to claim 1, wherein said clamping member is disposed on a swing arm, the swing arm being connected to the rotary drive member by a connecting member.
3. The bender according to claim 2, wherein said rotary driving member is a driving motor, and said driving motor is connected to the swing arm through a reducer.
4. The bender for continuously bending a pipe without straight segments according to claim 2, wherein said swing arm is a fan-shaped connecting plate or a disc structure.
5. The bender according to claim 1, wherein the first and second actuating cylinders are hydraulic cylinders connected to an oil pump and an oil tank through oil pipes and a reversing valve.
6. The bender for continuously bending a pipe without straight segments according to claim 2, wherein said bending member is horizontally disposed on the table, and said swing arm is disposed below the bending member.
7. The bender according to claim 6, wherein said bending member is a split structure, and comprises a base plate and a guide ring sleeved outside the base plate, and the guide ring groove is disposed outside the guide ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921267054.9U CN210586545U (en) | 2019-08-06 | 2019-08-06 | Pipe bender for continuously bending pipe fitting without straight section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921267054.9U CN210586545U (en) | 2019-08-06 | 2019-08-06 | Pipe bender for continuously bending pipe fitting without straight section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210586545U true CN210586545U (en) | 2020-05-22 |
Family
ID=70701592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921267054.9U Active CN210586545U (en) | 2019-08-06 | 2019-08-06 | Pipe bender for continuously bending pipe fitting without straight section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210586545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058967A (en) * | 2020-09-01 | 2020-12-11 | 江西变电设备有限公司 | Transformer header bending device |
-
2019
- 2019-08-06 CN CN201921267054.9U patent/CN210586545U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058967A (en) * | 2020-09-01 | 2020-12-11 | 江西变电设备有限公司 | Transformer header bending device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108817160B (en) | A pipe bender capable of displaying the bending angle | |
| CN109551244A (en) | A kind of link-type tubing bending cutting integrated device | |
| CN210586545U (en) | Pipe bender for continuously bending pipe fitting without straight section | |
| CN117066321A (en) | Pipe bender | |
| CN110977481B (en) | An all-in-one bending and cutting machine for metal pipe processing | |
| CN111702048B (en) | Clamp for re-bending welded automobile steel pipe assembly | |
| CN202516903U (en) | Die for pipe bender | |
| CN110560524B (en) | Multi-diameter pipe bending machine | |
| CN201799528U (en) | Die of hydraulic pipe bender | |
| CN208213997U (en) | a pipe bending machine | |
| CN102689193B (en) | Automatically determine crank shaft angle to universal positioning device | |
| CN210188287U (en) | Avoid return bend equipment of centre gripping deformation | |
| CN211637878U (en) | Top pier clamping device of numerical control pipe bender | |
| CN214263383U (en) | Pipe bending machine convenient to replace for steel pipe machining | |
| CN204602929U (en) | A kind of small-sized oil pipe swan neck system | |
| CN106914525A (en) | The quick cold drawn curved technology of thin-walled smaller part diameter pipes | |
| CN213195172U (en) | Numerical control pipe bending machine with workpiece position adjusting mechanism | |
| CN212944827U (en) | Elbow device for numerical control automatic pipe bender | |
| CN112845741A (en) | Corrugated pipe bending equipment and bending method thereof | |
| CN219520107U (en) | Automatic bending device for lamp decoration bent pipe | |
| CN223171676U (en) | Multifunctional steel pipe bending machine | |
| CN216802317U (en) | Steel pipe joint clamping mechanism for butt welding of pipe group | |
| CN216857996U (en) | Quick forming device for metal hose | |
| CN222332368U (en) | A wire rope sleeve device | |
| CN110918728B (en) | A top pier clamping device for a CNC pipe bending machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |