CN202667358U - Tube bending device for tube bending machine - Google Patents
Tube bending device for tube bending machine Download PDFInfo
- Publication number
- CN202667358U CN202667358U CN 201220357614 CN201220357614U CN202667358U CN 202667358 U CN202667358 U CN 202667358U CN 201220357614 CN201220357614 CN 201220357614 CN 201220357614 U CN201220357614 U CN 201220357614U CN 202667358 U CN202667358 U CN 202667358U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- tube bending
- chain
- sprocket wheel
- supporting plate
- 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
Images
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a tube bending device for a tube bending machine. The tube bending device is reliable in power transmission and convenient to install, and comprises a machine head, a tube bending fixing die arranged on the machine head, a main shaft installed on the machine head in a rotating mode, a tube bending arm disposed on the main shaft, and a chain used for transmitting power. The tube bending arm can rotate along with the main shaft, a tube bending movable die matched with the tube bending fixing die is installed on the tube bending arm, the chain is fixedly connected with a power end of an oil cylinder, and the main shaft is provided with a chain wheel part used for installing the chain. The machine head is provided with a bearing base, the upper end of the main shaft is installed in the bearing base, a rotating bearing is installed between the upper end of the main shaft and the bearing base, an upper supporting plate of the tube bending arm is arranged at the upper end of the main shaft, a slot is arranged on the upper supporting plate, a main shaft bearing ring is clamped on the main shaft and located in the slot, the lower end face of the main shaft bearing ring abuts against the bearing base, the lower end of the tube bending arm is provided with a lower supporting plate in a detachable mode, and the lower supporting plate is sleeved at the lower end of the main shaft.
Description
Technical field
The utility model relates to a kind of swan neck system of bending machine.
Background technology
Swan neck system for large-scale bending machine generally all is to comprise head at present; Be installed on the bend pipe cover half on the head; Rotation is installed on the main shaft on the head; Be installed on the bending pipe arm on the main shaft, this bending pipe arm can rotate with main shaft, and the bend pipe dynamic model that cooperates with the bend pipe cover half is installed on the described bending pipe arm; The chain that is used for transferring power, this chain is fixedly connected with the power end of oil cylinder, the sprocket wheel fixing with chain is installed on the main shaft, this sprocket wheel and non-common toothed sprocket wheel, but the smooth wheel of side face, this sprocket wheel is sleeved on main shaft key connection on the main shaft, and also has keyway on the sprocket wheel, key is installed in the keyway, and chain is fixedly connected with key by bolt.Pulling or the action of promotion chain during cylinder action, thus drive main shaft forward or counter-rotating, to rotate thereby drive bending pipe arm, realization compresses tubing and finishes bend pipe.So have because main shaft and sprocket wheel are the structures of split, therefore, need two cover keyways and key to carry out transmission of power, the reliability of transmission is inadequate, and keyway or key easily wear and tear, and reduce service life, and maintenance cost increases.In addition because therefore sprocket wheel and main shaft Split type structure, relatively take a lot of trouble effort when mounted.
The utility model content
Technical problem to be solved in the utility model is: the swan neck system that a kind of transmission of power bending machine reliable, easy for installation is provided.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of swan neck system of bending machine comprises head; Be installed on the bend pipe cover half on the head; Rotation is installed on the main shaft on the head; Be installed on the bending pipe arm on the main shaft, this bending pipe arm can rotate with main shaft, and the bend pipe dynamic model that cooperates with the bend pipe cover half is installed on the described bending pipe arm; The chain that is used for transferring power, this chain is fixedly connected with the power end of oil cylinder, described main shaft is provided with for the sprocket wheel section that chain is installed, on the described head bearing block is installed, the upper end of described main shaft be installed in the bearing block and and bearing block between rolling bearing is installed, the upper backup pad of bending pipe arm is installed on the upper end of main shaft, described upper backup pad is provided with draw-in groove, be installed with main shaft load-bearing ring on the described main shaft, this main shaft load-bearing ring is positioned at draw-in groove and described bearing block is withstood in the lower surface, the lower end of described bending pipe arm detachably is equipped with lower supporting plate, and described lower supporting plate is sleeved on the lower end of main shaft.
As a kind of preferred scheme, the number of described sprocket wheel section is that two and interval arrange, and has axial keyway in described each sprocket wheel section, in the described keyway key is installed, and described chain is connected with chain bolt.
As a kind of preferred scheme, the shaft with key way in described two sprocket wheel sections is to being communicated with into a keyway.Therefore, convenient when the processing keyway, can disposablely finish.
After having adopted technique scheme, effect of the present utility model is: because a kind of swan neck system of bending machine comprises head; Be installed on the bend pipe cover half on the head; Rotation is installed on the main shaft on the head; Be installed on the bending pipe arm on the main shaft, this bending pipe arm can rotate with main shaft, and the bend pipe dynamic model that cooperates with the bend pipe cover half is installed on the described bending pipe arm; The chain that is used for transferring power, this chain is fixedly connected with the power end of oil cylinder, described main shaft is provided with for the sprocket wheel section that chain is installed, on the described head bearing block is installed, the upper end of described main shaft be installed in the bearing block and and bearing block between rolling bearing is installed, the upper backup pad of bending pipe arm is installed on the upper end of main shaft, described upper backup pad is provided with draw-in groove, is installed with main shaft load-bearing ring on the described main shaft, and this main shaft load-bearing ring is positioned at draw-in groove and described bearing block is withstood in the lower surface, the lower end of described bending pipe arm detachably is equipped with lower supporting plate, described lower supporting plate is sleeved on the lower end of main shaft, and at first, main shaft comprises sprocket wheel section, namely, main shaft and sprocket wheel are to be set to integrative-structure, have save the key transmission between sprocket wheel and the main shaft, and transmission is more reliable, strength and stiffness all increase, and prolong service life.And in installation process, at first the upper backup pad with bending pipe arm is sleeved on the main shaft, bearing block is installed on the head, rolling bearing is installed on the bearing block, main shaft integral body and bending pipe arm integral body are from top to bottom inserted, and the upper end is by the load-bearing effect of main shaft load-bearing ring, with main shaft and bending pipe arm integral installation on head, then fix in the lower end that lower supporting plate is sleeved on main shaft and with bending pipe arm, with respect to sprocket wheel is installed first at present, main shaft is installed again, the erection sequence of bending pipe arm is installed again, more rationally with the saving step.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of the utility model embodiment;
In the accompanying drawing: 1. head; 2. upper backup pad; 3. bend pipe cover half; 4. main shaft load-bearing ring; 5. bending pipe arm; 6. lower supporting plate; 7. main shaft; 8. sprocket wheel section; 9. keyway; 10. chain.
The specific embodiment
Below by specific embodiment the utility model is described in further detail.
As shown in Figure 1, a kind of swan neck system of bending machine comprises head 1; Be installed on the bend pipe cover half 3 on the head 1; Rotation is installed on the main shaft 7 on the head 1; Be installed on the bending pipe arm 5 on the main shaft 7, this bending pipe arm 5 can rotate with main shaft 7, and the bend pipe dynamic model that cooperates with bend pipe cover half 3 is installed on the described bending pipe arm 5; The chain 10 that is used for transferring power, this chain 10 is fixedly connected with the power end of oil cylinder, described main shaft 7 is provided with for the sprocket wheel section 8 that chain 10 is installed, the number of described sprocket wheel section 8 is that two and interval arrange, have axial keyway 9 in described each sprocket wheel section 8, in the described keyway 9 key is installed, described chain 10 is fixedly connected with chain, and the keyway 9 in described two sprocket wheel sections 8 axially is communicated with into a keyway 9.Therefore, convenient when processing keyway 9, can disposablely finish, saved the processing charges of main shaft 7.On the described head 1 bearing block is installed, the upper end of described main shaft 7 be installed in the bearing block and and bearing block between rolling bearing is installed, the upper backup pad 2 of bending pipe arm 5 is installed on the upper end of main shaft 7, described upper backup pad 2 is provided with draw-in groove, be installed with main shaft load-bearing ring 4 on the described main shaft 7, this main shaft load-bearing ring 4 is sleeved on the upper axial region of main shaft 7, and compress by the compression axial region that is threaded with upper axial region, this main shaft load-bearing ring 4 is positioned at draw-in groove and described bearing block is withstood in the lower surface, like this, bearing block is mounted on the head 1, main shaft load-bearing ring 4 then is pressed on the bearing block, and main shaft load-bearing ring 4 compresses by compressing axial region, can finish like this installation of main shaft 7 upper ends and upper backup pad 2, the lower end of described bending pipe arm 5 detachably is equipped with lower supporting plate 6, and described lower supporting plate 6 is sleeved on the lower end of main shaft 7.This lower supporting plate 6 is fixing by bolt and bending pipe arm 5, have the through hole that is sleeved on main shaft 7 lower ends on the lower supporting plate 6, be provided with rolling bearing between the lower end of main shaft 7 and the head 1, this rolling bearing compresses by gland, like this, bending pipe arm 5 is installed on main shaft 7 and the head 1 entirely with regard to whole.
The assemble sequence of this swan neck system is: at first, bending pipe arm 5 is sleeved on main shaft 7 upper ends, and the main shaft load-bearing ring 4 on the main shaft 7 is positioned at draw-in groove, then main shaft 7 is inserted in the bearing block, bending pipe arm 5 then integrated support on main shaft 7 and head 1, again chain 10 and the key of sprocket wheel section 8 are fixed, then lower supporting plate 6 is sleeved on the lower end of main shaft 7, and lower supporting plate 6 is fixed on the bending pipe arm 5.This assembling is that main shaft 7 and bending pipe arm 5 are installed as first one, and then integral body is inserted into main shaft 7 in the bearing block of head 1, thereby more simple and convenient is installed.Main shaft 7 comprises sprocket wheel section 8 in addition, the transmission of a few keyway 9 and key between main shaft 7 and the sprocket wheel section 8, and strength and stiffness are higher, and the processing of main shaft 7 and installation are simpler and easy.
Claims (3)
1. the swan neck system of a bending machine comprises head; Be installed on the bend pipe cover half on the head; Rotation is installed on the main shaft on the head; Be installed on the bending pipe arm on the main shaft, this bending pipe arm can rotate with main shaft, and the bend pipe dynamic model that cooperates with the bend pipe cover half is installed on the described bending pipe arm; The chain that is used for transferring power, this chain is fixedly connected with the power end of oil cylinder, it is characterized in that: described main shaft is provided with for the sprocket wheel section that chain is installed, on the described head bearing block is installed, the upper end of described main shaft be installed in the bearing block and and bearing block between rolling bearing is installed, the upper backup pad of bending pipe arm is installed on the upper end of main shaft, described upper backup pad is provided with draw-in groove, be installed with main shaft load-bearing ring on the described main shaft, this main shaft load-bearing ring is positioned at draw-in groove and described bearing block is withstood in the lower surface, the lower end of described bending pipe arm detachably is equipped with lower supporting plate, and described lower supporting plate is sleeved on the lower end of main shaft.
2. the swan neck system of a kind of bending machine as claimed in claim 1 is characterized in that: the number of described sprocket wheel section is that two and interval arrange, and has axial keyway in described each sprocket wheel section, in the described keyway key is installed, and described chain is connected with chain bolt.
3. the swan neck system of a kind of bending machine as claimed in claim 2, it is characterized in that: the shaft with key way in described two sprocket wheel sections is to being communicated with into a keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357614 CN202667358U (en) | 2012-07-21 | 2012-07-21 | Tube bending device for tube bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220357614 CN202667358U (en) | 2012-07-21 | 2012-07-21 | Tube bending device for tube bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202667358U true CN202667358U (en) | 2013-01-16 |
Family
ID=47488291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220357614 Expired - Fee Related CN202667358U (en) | 2012-07-21 | 2012-07-21 | Tube bending device for tube bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202667358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102744302A (en) * | 2012-07-21 | 2012-10-24 | 张家港市华舜机械制造有限公司 | Bending device of pipe bender |
-
2012
- 2012-07-21 CN CN 201220357614 patent/CN202667358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102744302A (en) * | 2012-07-21 | 2012-10-24 | 张家港市华舜机械制造有限公司 | Bending device of pipe bender |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205580899U (en) | Railway bullet strip fatigue testing machine who has pretightning force | |
| CN202667358U (en) | Tube bending device for tube bending machine | |
| CN201737433U (en) | Belt conveyor for coking production | |
| CN201802746U (en) | Anti-off crank pin applied on curved beam pumping unit | |
| CN107387743B (en) | Large-scale wind-powered electricity generation gear box planet carrier bearing arrangement structure | |
| CN102744302A (en) | Bending device of pipe bender | |
| CN104653644A (en) | Two-way thrust universal coupling for high-stability screw pump | |
| CN204036393U (en) | Breaker spring attaching/detaching apparatus | |
| CN103085027A (en) | Tool for mounting bearing | |
| CN202155849U (en) | Tensioning device for feed inlets of oil delivery pumps with bent levers | |
| CN218706206U (en) | Anti-floating chain pinch roller device of coal feeder | |
| CN204675584U (en) | A kind of rope hoisting mechanism | |
| CN2900937Y (en) | Oil pump belt roller | |
| CN204737323U (en) | Last belt transport power device of fibreboard production line | |
| CN201902467U (en) | Nylon rod coupling | |
| CN214980740U (en) | Reinforcing bar straight thread sleeve fastener | |
| CN202667354U (en) | Spindle for pipe-bending machine | |
| CN202882788U (en) | Rotary sucker rod coupling | |
| CN2627198Y (en) | Rotating centralizer for pumping rod | |
| CN211777310U (en) | Oil well head device for oil field | |
| CN201973115U (en) | Bearing fixing structure | |
| CN214661578U (en) | Bearing convenient to dismouting | |
| CN202360616U (en) | Direct connecting flange | |
| CN214836944U (en) | Liquid supplementing device of small-displacement oil-gas mixed transportation pump | |
| CN211778385U (en) | Novel bicycle hardware |
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 |
Granted publication date: 20130116 Termination date: 20170721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |