CN109702063A - A kind of bending machine - Google Patents
A kind of bending machine Download PDFInfo
- Publication number
- CN109702063A CN109702063A CN201810343763.4A CN201810343763A CN109702063A CN 109702063 A CN109702063 A CN 109702063A CN 201810343763 A CN201810343763 A CN 201810343763A CN 109702063 A CN109702063 A CN 109702063A
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- Prior art keywords
- block
- pipe fitting
- bending machine
- elbow member
- pipe
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- 238000005452 bending Methods 0.000 title claims abstract description 47
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of bending machines, are related to tube to tubesheet field, comprising: an at least Power Component；An at least elbow member, is driven by Power Component, has a cambered surface, is used for bending pipe fitting, is provided with bend pipe indent in cambered surface；At least a pair of of block, is arranged side by side in front of elbow member, is bent with elbow member cooperation to pipe fitting, and include block indent, clamps with the cooperation of bend pipe indent to pipe fitting.The configuration of the present invention is simple, bending pipe fitting it is high-efficient, and can be avoided pipe fitting occur during bending inside corrugation the phenomenon that, ensure that the success rate of bend pipe of the present invention, can be used for being bent light wall pipe.
Description
Technical field
The present invention relates to tube to tubesheet fields, are related specifically to a kind of bending machine.
Background technique
Bend pipe is widely used among various mechanical equipments and pipe-line system, mainly to oil transportation, gas transmission, infusion, engineering
Bridge construction etc..Bending machine currently on the market can substantially be divided into CNC tube bending machine and hydraulic pipe bender, and production efficiency is higher,
But since CNC tube bending machine early investment is big, causes production cost higher, be only applicable to be mass produced；And hydraulic pipe bender exists
When being bent to light wall pipe, it will lead to light wall pipe corrugation, cause curved flat phenomenon, steel pipe is caused to waste.
It such as the Chinese invention patent that notification number is CN102248043B, discloses a kind of " air pressure pipe bender ", including work
Platform, cylinder and cylinder assembly, bend pipe indent, slot rolling push bend pipe indent to advance to workbench direction, steel pipe are made to exist by cylinder
Stress is bent to the angle of setting between bend pipe indent, slot rolling.The technical solution structure is simple, and reduces operator's bending
The labor intensity of metal tube, still, when being bent light wall pipe using the bending machine, light wall pipe can skid because of not being completely fixed,
Or the fltting speed of cylinder and elbow curvature speed mismatch, and eventually lead to corrugation on the inside of light wall pipe, or even outside fracture occur
The phenomenon that, good using effect can not be obtained.
Summary of the invention
The object of the invention is to provide a kind of bending machine, solves the problems, such as that bending machine wrinkles on the inside of pipe when being bent light wall pipe.
In order to achieve the above objectives, the embodiment of the present invention uses following technical scheme: a kind of bending machine, comprising: at least one is dynamic
Power component；An at least elbow member, is driven by Power Component, has a cambered surface, is used for bending pipe fitting, is provided with bend pipe pressure in cambered surface
Slot；At least a pair of of block, is arranged side by side in front of elbow member, is bent with elbow member cooperation to pipe fitting, and include block pressure
Slot clamps pipe fitting with the cooperation of bend pipe indent.
In the above-mentioned technical solutions, pipe fitting to be bent is placed in the bend pipe indent of elbow member by the embodiment of the present invention,
It is pushed at elbow member to block by Power Component, block and elbow member cooperation are bent pipe fitting stress, block indent and bend pipe
Indent cooperation clamps pipe fitting, have skidded pipe fitting will not during bending.
Further, in embodiments of the present invention, block both ends are fixed, intermediate active, i.e., both ends are fixing end, and centre is
Movable end, block can be rotated by the center of circle of fixing end, and when elbow member further pushes pipe fitting, pipe fitting is in block activity
It is protruded outward at end, fixing end remains stationary, and realizes the bending of pipe fitting.
Further, in embodiments of the present invention, bending machine further includes a limiting device, applies resistance to block, reaches
To the purpose of the fltting speed of control elbow member.
Further, in embodiments of the present invention, limiting device includes baffle and resistance piece, and baffle plate setting is in block and institute
It states between resistance piece.Wherein, resistance piece is specially hydraulic cylinder or jack.Resistance piece applies pressure to baffle and block, can
It is enough further to prevent pipe fitting from skidding off the unnecessary displacement of generation, the speed that also prevent elbow member from promoting out of block indent
It is too fast, it is mismatched with the curved speed of pipe fitting.
Further, in embodiments of the present invention, limiting device further includes a resetting apparatus, is bent baffle in pipe fitting
It realizes and resets after molding.Wherein, the resetting apparatus includes control-rod, and described control-rod one end is connect with the baffle, and from
It is passed through below the block and the elbow member；The tail end of the control-rod is provided with card-bit part.Card-bit part be and elbow member
Left side can drive card-bit part and control-rod to generate displacement, control-rod drives again when elbow member resets under the control of oil cylinder
Baffle and block, which are realized, to be resetted.
Further, in embodiments of the present invention, it is provided with jacking block below baffle, jacking block is used to support block.
The medicine have the advantages that firstly, bending machine structure described in the embodiment of the present invention is simple, the efficiency of bending pipe fitting
Height can be bent a root canal part in average one to three minutes, and compared with CNC tube bending machine and manually bend pipe, production cost drop significantly
It is low；Secondly, the present invention positions pipe fitting using block and block indent, and by limiting device to pipe fitting rate of bending into
Row control avoids pipe fitting from occurring the phenomenon that inside corrugation during bending, ensure that the success rate of bend pipe of the present invention, can be used for
It is bent light wall pipe.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the front view of bending machine described in the embodiment of the present invention.
Fig. 2 is the top view of bending machine described in the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of resetting-mechanism in the embodiment of the present invention.
Fig. 4 is the use state diagram of bending machine described in the embodiment of the present invention.
Fig. 5 is the pipe fitting schematic diagram using bending machine brake forming in the embodiment of the present invention.
In attached drawing
1, workbench 2, Power Component 21, oil cylinder
22, oil cylinder telescopic rod 23, hydraulic pump 231, pressure regulator valve
232, hand push controller 233, power supply line
3, elbow member 31, bend pipe indent
4, block 41, block indent 42, fixing end
43, movable end 421, shaft 422, bearing
5, limiting device 51, baffle 52, resistance piece
521, drag regulator 53, resetting apparatus 531, control-rod
532, card-bit part 54, jacking block
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In the description of the present invention, it needs to illustrate
Be unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, can be with
It is to be fixedly connected, may be a detachable connection, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be with
It is to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For the general of this field
For logical technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figs. 1-2, present embodiment discloses a kind of bending machine, including workbench 1, on workbench 1 from left to right according to
Secondary to be provided with Power Component 2, elbow member 3, block 4 and limiting device 5, Power Component 1 pushes elbow member 3 and the cooperation pair of block 4
Pipe fitting is bent, and limiting device 5 applies resistance to block 4 and controls the fltting speed of elbow member 3, is reached and is avoided bend pipe
The corrugated effect in inside.
Specifically, Power Component 2 includes oil cylinder 21 and oil cylinder telescopic rod 22, and 22 end of oil cylinder telescopic rod and elbow member 3 connect
It connects, for driving elbow member 3 to move forward or back.Oil cylinder 21 connects hydraulic pump 23, and hydraulic pump 23 transmits pressure energy to oil cylinder 21 and drives
Dynamic oil cylinder telescopic rod 22 moves back and forth, and pressure regulator valve 231 is provided on hydraulic pump 23, can adjust liquid by pressure regulator valve 231
The pressure that press pump 23 exports adjusts the fltting speed of elbow member 3.Hydraulic pump 23 also on be provided with hand push controller 232, can be with
It is manually controlled；Hydraulic pump 23 can also connect engine by power supply line 233, realize Electronic control.
Specifically, the setting of elbow member 3 is in oil cylinder telescopic rod end 22, with oil cylinder telescopic rod 22 not in contact with face be arc
Face is used for bending pipe fitting.To be detachably connected between elbow member 3 and oil cylinder telescopic rod 22, it is specifically as follows threaded connection, it can be with
The elbow member 3 of different radians and radius is replaced according to the curved angle of pipe fitting.Semicircular bend pipe indent is additionally provided in cambered surface
31, which matches with the diameter of pipe fitting, for placing pipe fitting to be bent.
Specifically, the quantity of block 4 is two pieces, and shape is strip, along the setting substantially symmetrical about its central axis of elbow member 3.The gear
Block 4 is provided with semicircular block indent 41 in face of elbow member 3 on one side, which also matches with the diameter of pipe fitting
It closes, when elbow member 3 pushes at pipe fitting to block 4, pipe fitting is wanted to agree with block indent 41 just, plays clamping action.Gear
The one end of block 4 far from central axis is fixing end 42, is movable end 43 close to one end of central axis, and fixing end 42 passes through shaft 421
And bearing 422 is fixed on the table, so that block 4 is rotated by a certain angle with fixing end 42 for the center of circle, when elbow member 3 into one
When step pushes pipe fitting, pipe fitting protrudes outward at block movable end 43, and fixing end 42 remains stationary, pipe fitting straight section and block indent
41 agree with always, have not only realized the bending of pipe fitting, but also prevent pipe fitting to be displaced during bending to a certain extent, have had
Double effects.
Specifically, limiting device 5 includes baffle 51 and resistance piece 52, and baffle 51 is arranged between block 4 and resistance piece 52.
Resistance piece 52 can stretch, specially hydraulic cylinder or jack, interact with baffle 51 and block 4, i.e., resistance piece 52 is kept off
The pressure of block 4 and shrink, resistance piece 52 to block 4 apply resistance, can either further prevent pipe fitting out of block indent 41
It skids off and generates unnecessary displacement, the excessive velocities that can also prevent elbow member 3 from promoting are mismatched with the curved speed of pipe fitting.
Drag regulator 521 is provided on resistance piece 52, can the resistance that applies of opposite block 4 be adjusted, on hydraulic cylinder
Main force's regulating device 521 is cylinder pressure regulating valve.It is worth noting that, the Resistance Value needs that resistance piece 52 applies are bigger
In the pressure value that hydraulic pump 23 exports, to guarantee that pipe fitting bending process smoothly carries out.Top is additionally provided on position under the baffle
Block 54, jacking block 54 are used to withstand the movable end 43 of block 4, prevent hanging movable end 43 from tilting down, influence tube bending
Quality.In addition, being additionally provided with a resetting-mechanism 53 on limiting device 5, which can keep off after pipe fitting completes bending
The reset of plate.As shown in Figure 1-3, resetting-mechanism 53 specifically includes control-rod 531,531 one end of control-rod is connect with jacking block 54, and
It is passed through below block 4 and elbow member 3, and is provided with a card-bit part 532 on the left of elbow member 3, after pipe fitting brake forming, control
3 receding of liquefaction cylinder telescopic rod 22 and elbow member, elbow member 3 drive control-rod 531 to generate displacement to the left by card-bit part 532,
Control-rod 531 drives baffle 51 and block 4 to realize reset again.Card-bit part 532 is specifically as follows a nut.
The operating procedure of bending machine described in the present embodiment are as follows: firstly, pipe fitting to be bent, which is placed on bend pipe, presses 31 slots
It is interior, start hydraulic pump 23,23 drive cylinder telescopic rod 22 of hydraulic pump pushes at elbow member 3 to block 4；Then, elbow member 3 into one
Step pushes pipe fitting, and pipe fitting protrudes outward at the movable end 43 of block 4, and fixing end 42 remains stationary, pipe fitting straight section and block pressure
Slot 41 agrees with always, realizes the bending of pipe fitting, and use state is as shown in Figure 4；At this point, under the action of limiting device 53, bend pipe
Part 3 is steady forward to slow down, until stopping, pipe fitting brake forming；Finally, control oil cylinder telescopic rod 22 and 3 receding of elbow member, curved
Pipe fitting 3 drives control-rod 531 to generate displacement to the left by card-bit part 532, and control-rod 531 drives baffle 51 and block 4 to realize again
It resets, removes the pipe fitting of brake forming, the pipe fitting of brake forming is as shown in Figure 5.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the range of specific embodiment, to the common skill of the art
For art personnel, as long as long as various change the attached claims limit and determine spirit and scope of the invention in, one
The innovation and creation using present inventive concept are cut in the column of protection.
Claims (8)
1. a kind of bending machine, comprising:
An at least Power Component；
An at least elbow member is driven by the Power Component, has a cambered surface, is used for bending pipe fitting, is provided in the cambered surface
Bend pipe indent；
At least a pair of of block, is arranged side by side in front of the elbow member, is bent with elbow member cooperation to pipe fitting, and have
Have:
Block indent clamps pipe fitting with bend pipe indent cooperation.
2. a kind of bending machine according to claim 1, wherein the block both ends are fixed, intermediate active, and block can be with
Fixing end is that the center of circle is rotated.
3. a kind of bending machine according to claim 1, wherein the bending machine further includes a limiting device, to block
Apply resistance, achievees the purpose that the fltting speed for controlling the elbow member.
4. a kind of bending machine according to claim 3, wherein the limiting device includes baffle and resistance piece, the gear
Plate is arranged between the block and the resistance piece.
5. a kind of bending machine according to claim 4, wherein the resistance piece is specially hydraulic cylinder or jack.
6. a kind of bending machine according to claim 3, wherein the limiting device includes a resetting apparatus, makes baffle
It realizes and resets after pipe fitting brake forming.
7. a kind of bending machine according to claim 6, wherein the resetting apparatus includes control-rod, the control-rod one
End is connect with the baffle, and is passed through below the block and the elbow member；The tail end of the control-rod is provided with detent
Part.
8. according to a kind of bending machine described in claim 4,6 or 7, wherein being provided with jacking block, the jacking block below the baffle
It is used to support the block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810343763.4A CN109702063A (en) | 2018-04-17 | 2018-04-17 | A kind of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810343763.4A CN109702063A (en) | 2018-04-17 | 2018-04-17 | A kind of bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109702063A true CN109702063A (en) | 2019-05-03 |
Family
ID=66253637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810343763.4A Pending CN109702063A (en) | 2018-04-17 | 2018-04-17 | A kind of bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109702063A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940606A (en) * | 2020-08-10 | 2020-11-17 | 中冶南方(武汉)重工制造有限公司 | Assembled return bend moulding-die convenient to adjust |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3499309A (en) * | 1967-11-20 | 1970-03-10 | Walker Mfg Co | Rotatable punch for tube bender |
| GB2122521A (en) * | 1982-06-15 | 1984-01-18 | Newman Tonks Hardware Limited | Apparatus and method for bending rod or tube |
| CN202114149U (en) * | 2011-05-31 | 2012-01-18 | 二重集团（德阳）重型装备股份有限公司 | Combined open type bending die |
| CN204320874U (en) * | 2014-12-24 | 2015-05-13 | 梅县新城供水有限公司 | A kind of swan neck system |
| CN105268835A (en) * | 2014-06-16 | 2016-01-27 | 李诤 | Three-segment type arc support swing-along-shape bend pipe lower die |
| CN105312371A (en) * | 2014-07-30 | 2016-02-10 | 泰州海天电气制造有限公司 | Bending machine for circular tubes |
| CN105363852A (en) * | 2015-12-04 | 2016-03-02 | 浙江万盾制冷配件有限公司 | Simple conduit bending machine |
| CN205393249U (en) * | 2016-03-10 | 2016-07-27 | 沈阳天汽模航空部件有限公司 | Pipe bending mechanism device |
| CN106914523A (en) * | 2017-02-24 | 2017-07-04 | 巢湖学院 | A kind of machining swan neck system |
| CN206632159U (en) * | 2017-03-21 | 2017-11-14 | 扬中市长龙管业有限公司 | Pipe pressing die |
| CN206810916U (en) * | 2017-06-28 | 2017-12-29 | 合肥诚正机电科技有限公司 | A kind of diel for preventing bending pipe resilience |
| CN208213997U (en) * | 2018-04-17 | 2018-12-11 | 张家港元亿机电设备有限公司 | A kind of bending machine |
-
2018
- 2018-04-17 CN CN201810343763.4A patent/CN109702063A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3499309A (en) * | 1967-11-20 | 1970-03-10 | Walker Mfg Co | Rotatable punch for tube bender |
| GB2122521A (en) * | 1982-06-15 | 1984-01-18 | Newman Tonks Hardware Limited | Apparatus and method for bending rod or tube |
| CN202114149U (en) * | 2011-05-31 | 2012-01-18 | 二重集团（德阳）重型装备股份有限公司 | Combined open type bending die |
| CN105268835A (en) * | 2014-06-16 | 2016-01-27 | 李诤 | Three-segment type arc support swing-along-shape bend pipe lower die |
| CN105312371A (en) * | 2014-07-30 | 2016-02-10 | 泰州海天电气制造有限公司 | Bending machine for circular tubes |
| CN204320874U (en) * | 2014-12-24 | 2015-05-13 | 梅县新城供水有限公司 | A kind of swan neck system |
| CN105363852A (en) * | 2015-12-04 | 2016-03-02 | 浙江万盾制冷配件有限公司 | Simple conduit bending machine |
| CN205393249U (en) * | 2016-03-10 | 2016-07-27 | 沈阳天汽模航空部件有限公司 | Pipe bending mechanism device |
| CN106914523A (en) * | 2017-02-24 | 2017-07-04 | 巢湖学院 | A kind of machining swan neck system |
| CN206632159U (en) * | 2017-03-21 | 2017-11-14 | 扬中市长龙管业有限公司 | Pipe pressing die |
| CN206810916U (en) * | 2017-06-28 | 2017-12-29 | 合肥诚正机电科技有限公司 | A kind of diel for preventing bending pipe resilience |
| CN208213997U (en) * | 2018-04-17 | 2018-12-11 | 张家港元亿机电设备有限公司 | A kind of bending machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940606A (en) * | 2020-08-10 | 2020-11-17 | 中冶南方(武汉)重工制造有限公司 | Assembled return bend moulding-die convenient to adjust |
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