CN214235739U - Bending mechanism in aluminum profile bending machine - Google Patents
Bending mechanism in aluminum profile bending machine Download PDFInfo
- Publication number
- CN214235739U CN214235739U CN202120089072.3U CN202120089072U CN214235739U CN 214235739 U CN214235739 U CN 214235739U CN 202120089072 U CN202120089072 U CN 202120089072U CN 214235739 U CN214235739 U CN 214235739U
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- Prior art keywords
- wheel
- bending
- die
- main shaft
- pipe
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 58
- 238000005452 bending Methods 0.000 title claims abstract description 56
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 5
- 230000003028 elevating effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a mechanism of bending in aluminium alloy bender, include: the device comprises a frame, be provided with the main shaft pipe in the frame, be provided with the die holder in the frame, be provided with movable clamp mould on die holder, be provided with the bent pipe arm in the outside of frame, be provided with the slide plate mould on the bent pipe arm, be provided with the mount pad in the frame, be provided with the bearing on the mount pad, the top of main shaft pipe and the inner ring tight fit of bearing, wear to be equipped with a pivot in the main shaft pipe, the lower extreme of pivot stretches out downwards in the main shaft pipe and links to each other with elevating system, the upper end cover of pivot is equipped with the wheel module group of constituteing by a plurality of mutually independent wheel modules, be provided with fixed clamp mould in the frame, be provided with the pressure that can restrict the wheel module at the top of pivot and keep off the mechanism. The utility model has the advantages that: the aluminum profile bending die is safe to use, convenient to demould, and capable of greatly improving the bending quality of the aluminum profile.
Description
Technical Field
The utility model relates to an aluminium alloy bender especially relates to the mechanism of bending in the aluminium alloy bender.
Background
Bending mechanism in aluminium alloy bender includes: the aluminum profile clamping device comprises a frame, a main shaft is arranged on the frame, a wheel mold is arranged on the main shaft, a wheel groove capable of accommodating the inner wall of an aluminum profile is formed in the wheel mold, a bent pipe arm connected with the main shaft is arranged on the outer side of the frame, a sliding plate mold aligned with the wheel mold is arranged on the bent pipe arm, a groove capable of accommodating the outer wall of the aluminum profile is formed in the sliding plate mold, a first chain wheel is arranged on the main shaft, a speed reducer is arranged on the frame, a second chain wheel is arranged on the speed reducer, the first chain wheel is connected with the second chain wheel through a chain, the speed reducer drives the second chain wheel to rotate, the first chain wheel and the main shaft can be driven to rotate together through the chain, and therefore the wheel mold connected with the main shaft and a mold clamping seat rotate together. In the pipe bending process, after the wheel die and the sliding plate die on the pipe bending arm clamp the aluminum profile, the speed reducer is started to enable the second chain wheel and the first chain wheel to rotate in the bending direction, and the main shaft drives the wheel die and the clamping die to rotate in the bending direction, so that the aluminum profile between the wheel die and the sliding plate die is bent and formed. After the aluminum profile is bent and formed, the sliding plate die and the wheel die do not clamp the aluminum profile any more, and a worker takes the bent and formed aluminum profile away, starts the speed reducer, enables the second chain wheel and the first chain wheel to rotate in the reciprocating position direction, and enables the pipe bending arm and the wheel die to rotate to the initial position. The bending mechanism has the following defects: 1. in the bending process, a large friction force exists between the chain and the first and second chain wheels, the chain is easy to break after long-time use, and the broken chain easily damages people or equipment, so that the chain has a large potential safety hazard; 2. after the bending is finished, the aluminum profile can be tightly clamped in the wheel groove of the wheel die, so that the demolding work cannot be well carried out, and the aluminum profile is easily damaged in the forced demolding process; 3. the wheel groove of the wheel mould and the groove of the sliding formwork can only clamp the upper end and the lower end of the aluminum profile, the convex ribs on the inner wall of the aluminum profile cannot be clamped, and the condition that the convex ribs on the inner wall upwarp materials easily occurs in the bending process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mechanism of bending in aluminium alloy bender safe in utilization, high, the convenient drawing of patterns of buckling quality.
In order to achieve the above object, the utility model adopts the following technical scheme: bending mechanism in aluminium alloy bender includes: the device comprises a rack, wherein a main shaft pipe capable of rotating in the rack is arranged on the rack, a driving mechanism capable of driving the main shaft pipe to rotate is arranged on the rack, a clamping die holder is arranged on the rack, a movable clamping die is arranged on the clamping die holder, a plurality of first grooves capable of accommodating convex ribs on the outer wall of an aluminum profile are arranged on a top clamping surface of the movable clamping die, a pipe bending arm is arranged on the outer side of the rack and connected with the main shaft pipe, a sliding plate die is arranged on the pipe bending arm, a plurality of second grooves capable of accommodating convex ribs on the outer wall of the aluminum profile are arranged on the top clamping surface of the sliding plate die, and the first grooves on the movable clamping die are respectively aligned with the second grooves on the sliding plate die one by one; the machine frame is provided with a mounting seat, the mounting seat is provided with a T-shaped bearing hole, the T-shaped bearing hole is aligned with a main shaft pipe, a bearing is arranged in the T-shaped bearing hole, the top end of the main shaft pipe is tightly matched with an inner ring of the bearing, a rotating shaft is arranged in the main shaft pipe in a penetrating way, the upper end of the rotating shaft penetrates through the bearing and then extends upwards out of the mounting seat, the lower end of the rotating shaft extends downwards out of the main shaft pipe, the bottom of the machine frame is provided with a fixed frame, a lifting mechanism is arranged on the fixed frame and is connected with the lower end of the rotating shaft, a wheel die group consisting of a plurality of mutually independent wheel dies is sleeved at the upper end of the rotating shaft, gaps capable of accommodating the convex ribs on the inner wall of the aluminum profile are reserved between every two adjacent wheel dies, a fixed clamping die corresponding to the movable clamping die is arranged on the mounting seat, a plurality of third grooves capable of accommodating the convex ribs on the inner wall of the aluminum profile are arranged on the top clamping face of the fixed clamping die, and are respectively aligned with the gaps between every two wheel dies one by one, the top of pivot is provided with the fender mechanism that presses that can restrict the wheel module.
Further, the bending mechanism in the aluminum profile bending machine, wherein the driving mechanism includes: the first belt pulley is fixed on the main shaft pipe, the speed reducer is fixed on the rack, the second belt pulley is arranged on an output shaft of the speed reducer, two first wheel grooves are formed in the first belt pulley, two second wheel grooves are formed in the second belt pulley, the two first wheel grooves are respectively aligned with the two second wheel grooves one by one, and a conveying belt is connected between the mutually aligned first wheel grooves and the second wheel grooves.
Further, the bending mechanism in the aluminum profile bending machine is characterized in that the first belt pulley is in key connection with the main shaft pipe, and the second belt pulley is in key connection with the output shaft.
Further, the bending mechanism in the aluminum profile bending machine, wherein the lifting mechanism is a lifting cylinder, and the connecting structure between the lifting cylinder and the rotating shaft is as follows: the bottom of the rotating shaft is provided with a threaded hole, the output shaft of the lifting oil cylinder is provided with a threaded column, and the threaded column is in threaded connection with the threaded hole.
Further, in the bending mechanism in the aluminum profile bending machine, the pressing and blocking mechanism is a nut, an external thread is arranged at the top end of the rotating shaft, and the nut is in threaded connection with the external thread on the rotating shaft.
Further, the bending mechanism in the aluminum profile bending machine is characterized in that the length of the sliding plate die is 0.8-1 m.
The utility model has the advantages that: the transmission of the transmission belt is stable and safe, and if the friction force between the transmission belt and the first belt pulley and between the transmission belt and the second belt pulley is overloaded, the transmission belt can slip on the first belt pulley and the second belt pulley, so that the speed reducer is protected; in the process of bending the aluminum profile, each wheel die in the wheel die set can clamp the aluminum profile body and the inner wall convex ribs, so that the situation that the inner wall convex ribs warp materials is avoided, and the bending quality is greatly improved; when demoulding is carried out, the rotating shaft is driven to drive and the caps are upwards driven by the lifting oil cylinder without pressing each wheel mould in the wheel mould group, and the convex ribs on the inner wall of the aluminum profile cannot be clamped between the wheel moulds, so that the aluminum profile can be conveniently demoulded from the wheel mould group.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a bending mechanism in an aluminum profile bending machine.
Fig. 2 is a schematic view of the structure in the direction a in fig. 1.
Fig. 3 is a schematic sectional view in the direction B-B in fig. 2.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, fig. 2 and fig. 3, the bending mechanism of the aluminum profile bending machine of the present invention includes: frame 1 is provided with the main shaft pipe 11 that can rotate in frame 1 on frame 1, is provided with the actuating mechanism that can drive main shaft pipe 11 pivoted on frame 1, actuating mechanism includes: fix the first belt pulley 12 on the main shaft pipe 11 through the key-type connection, and fix the speed reducer 13 on the frame 1, key-type connection has the second belt pulley 14 on the output shaft of speed reducer 13, be provided with two first race 121 on first belt pulley 12, be provided with two second race 141 on second belt pulley 14, two first race 121 align with two second race 141 one by one respectively, be connected with conveyer 15 between the first race 121 and the second race 141 that align each other. The machine frame 1 is provided with a die holder 2, the die holder 2 is provided with a movable clamping die 21, the top clamping surface of the movable clamping die 21 is provided with a plurality of first grooves 22 capable of accommodating the convex ribs on the outer wall of the aluminum profile, the outer side of the machine frame 1 is provided with a bent pipe arm 3, the bent pipe arm 3 is connected with a main shaft pipe 11, the bent pipe arm 3 is provided with a sliding plate die 31 with the length of 0.8-1 m, the top clamping surface of the sliding plate die 31 is provided with a plurality of second grooves 32 capable of accommodating the convex ribs on the outer wall of the aluminum profile, and the first grooves 22 on the movable clamping die 21 are respectively aligned with the second grooves 32 on the sliding plate die 31 one by one; the mounting structure comprises a rack 1, a mounting seat 4 is arranged on the mounting seat 4, a T-shaped bearing hole is formed in the T-shaped bearing hole and aligned with a spindle pipe 11, a bearing 41 is arranged in the T-shaped bearing hole, the top end of the spindle pipe 11 is tightly matched with an inner ring of the bearing 41, a rotating shaft 5 penetrates through the spindle pipe 11, the upper end of the rotating shaft 5 penetrates through the bearing 41 and then extends out of the mounting seat 4 upwards, the lower end of the rotating shaft 5 extends out of the spindle pipe 11 downwards, a fixing frame 16 is arranged at the bottom of the rack 1, a lifting oil cylinder 6 is arranged on the fixing frame 16 and serves as a lifting mechanism, a threaded column 61 is arranged on an output shaft of the lifting oil cylinder 6, a threaded hole 51 is formed in the bottom of the rotating shaft 5, and the threaded column 61 on the lifting oil cylinder 6 is in threaded connection with the threaded hole 51 on the rotating shaft 5, so that the rotating shaft 5 is fixedly connected with the lifting oil cylinder 6. The upper end of the rotating shaft 5 is sleeved with a wheel die group consisting of a plurality of mutually independent wheel dies, and a gap capable of accommodating the convex ribs on the inner wall of the aluminum profile is reserved between every two adjacent wheel dies. In this embodiment, the wheel module is composed of a first wheel die 52 and a second wheel die 53, and a gap 54 capable of accommodating the rib on the inner wall of the aluminum profile is left between the first wheel die 52 and the second wheel die 53. The mounting seat 4 is provided with a fixed clamping die 7 corresponding to the movable clamping die 21, a plurality of third grooves capable of accommodating the convex ribs on the inner wall of the aluminum profile are arranged on the top clamping surface of the fixed clamping die 7, and the third grooves are aligned with the gaps between the wheel dies respectively. In this embodiment, a third concave die 71 capable of accommodating the ribs on the inner wall of the aluminum profile is disposed on the top clamping surface of the fixed clamping die 7, and the third groove 71 is aligned with the gap 54 between the first wheel die 52 and the second wheel die 53. An external thread is arranged at the top of the rotating shaft 5, and a nut 8 is connected to the external thread in a threaded manner and serves as a pressing and blocking mechanism for limiting a first wheel die 52 and a second wheel die 53 in the wheel die set.
The working principle of the utility model is as follows: firstly, the aluminum profile is sent between the movable clamping die 21 and the fixed clamping die 7, then the movable clamping die 21 and the fixed clamping die 7 are closed and then the aluminum profile is fixed, at the moment, the convex rib on the outer wall of the aluminum profile is clamped into the first groove 22 on the movable clamping die 21, and the convex rib on the inner wall of the aluminum profile is clamped into the third groove 71 on the fixed clamping die 7 and the gap 54 between the first wheel die 52 and the second wheel die 53. And then starting the lifting oil cylinder 6, wherein the lifting oil cylinder 6 pulls the rotating shaft 5 downwards, the combining cap 8 on the rotating shaft 5 is pressed and blocked on the first wheel die 52 downwards, so that the first wheel die 52 applies downward acting force to clamp the convex ribs on the inner wall of the aluminum profile together with the second wheel die 53, and the aluminum profile is further fixed. Then the sliding plate mould 31 pastes and leans on the outer wall of aluminium alloy, the protruding muscle card of outer wall of aluminium alloy is gone into in the second recess 32 on the sliding plate mould 31, then start speed reducer 13 and pass through conveyer 15 and drive main shaft pipe 11 and rotate, main shaft pipe 11 drives the sliding plate mould 31 on bent pipe arm 3 and the bent pipe arm 3 and rotates, sliding plate mould 31 just can carry out the work of buckling to the aluminium alloy, in this embodiment, adopt the long sliding plate mould 31 of 0.8m ~ 1m to disperse the thrust that the aluminium alloy received at the in-process of bending, prevent that the aluminium alloy from appearing warping after receiving too big thrust. After bending is finished, the movable clamping die 21 and the fixed clamping die 7 are loosened, then the speed reducer 13 is started, the speed reducer drives the main shaft pipe 11 to rotate reversely through the conveying belt 15, the main shaft pipe 11 drives the bent pipe arm 3 and the sliding plate die 31 on the bent pipe arm 3 to rotate in the reciprocating direction, the sliding plate die 31 on the bent pipe arm 3 is reset, then the lifting oil cylinder 6 is started, the lifting oil cylinder 6 upwards pushes the rotating shaft 5, the combining cap 8 on the rotating shaft 5 upwards keeps away from the first wheel die 52, the first wheel die 52 and the second wheel die 53 do not press the inner wall convex ribs of the aluminum profile, and therefore the aluminum profile can be easily taken out from between the first wheel die 52 and the second wheel die 53.
The utility model has the advantages that: the transmission of the transmission belt is stable and safe, and if the friction force between the transmission belt and the first belt pulley and between the transmission belt and the second belt pulley is overloaded, the transmission belt can slip on the first belt pulley and the second belt pulley, so that the speed reducer is protected; in the process of bending the aluminum profile, each wheel die in the wheel die set can clamp the aluminum profile body and the inner wall convex ribs, so that the situation that the inner wall convex ribs warp materials is avoided, and the bending quality is greatly improved; when demoulding is carried out, the rotating shaft is driven to drive and the caps are upwards driven by the lifting oil cylinder without pressing each wheel mould in the wheel mould group, and the convex ribs on the inner wall of the aluminum profile cannot be clamped between the wheel moulds, so that the aluminum profile can be conveniently demoulded from the wheel mould group.
Claims (6)
1. Bending mechanism in aluminium alloy bender includes: the frame, its characterized in that: the machine frame is provided with a main shaft pipe which can rotate in the machine frame, the machine frame is provided with a driving mechanism which can drive the main shaft pipe to rotate, the machine frame is provided with a clamping die holder, the clamping die holder is provided with a movable clamping die, a top clamping surface of the movable clamping die is provided with a plurality of first grooves which can accommodate convex ribs on the outer wall of an aluminum profile, the outer side of the machine frame is provided with a pipe bending arm, the pipe bending arm is connected with the main shaft pipe, the pipe bending arm is provided with a sliding plate die, the top clamping surface of the sliding plate die is provided with a plurality of second grooves which can accommodate the convex ribs on the outer wall of the aluminum profile, and the first grooves on the movable clamping die are respectively aligned with the second grooves on the sliding plate die one by one; the machine frame is provided with a mounting seat, the mounting seat is provided with a T-shaped bearing hole, the T-shaped bearing hole is aligned with a main shaft pipe, a bearing is arranged in the T-shaped bearing hole, the top end of the main shaft pipe is tightly matched with an inner ring of the bearing, a rotating shaft is arranged in the main shaft pipe in a penetrating way, the upper end of the rotating shaft penetrates through the bearing and then extends upwards out of the mounting seat, the lower end of the rotating shaft extends downwards out of the main shaft pipe, the bottom of the machine frame is provided with a fixed frame, a lifting mechanism is arranged on the fixed frame and is connected with the lower end of the rotating shaft, a wheel die group consisting of a plurality of mutually independent wheel dies is sleeved at the upper end of the rotating shaft, gaps capable of accommodating the convex ribs on the inner wall of the aluminum profile are reserved between every two adjacent wheel dies, a fixed clamping die corresponding to the movable clamping die is arranged on the mounting seat, a plurality of third grooves capable of accommodating the convex ribs on the inner wall of the aluminum profile are arranged on the top clamping face of the fixed clamping die, and are respectively aligned with the gaps between every two wheel dies one by one, the top of pivot is provided with the fender mechanism that presses that can restrict the wheel module.
2. Bending mechanism in aluminium profile bending machine according to claim 1, characterized in that: the drive mechanism includes: the first belt pulley is fixed on the main shaft pipe, the speed reducer is fixed on the rack, the second belt pulley is arranged on an output shaft of the speed reducer, two first wheel grooves are formed in the first belt pulley, two second wheel grooves are formed in the second belt pulley, the two first wheel grooves are respectively aligned with the two second wheel grooves one by one, and a conveying belt is connected between the mutually aligned first wheel grooves and the second wheel grooves.
3. Bending mechanism in aluminium profile bending machine according to claim 2, characterized in that: the first belt pulley is connected with the main shaft pipe through a key, and the second belt pulley is connected with the output shaft through a key.
4. Bending mechanism in aluminium profile bending machine according to claim 1 or 2 or 3, characterized in that: the lifting mechanism is a lifting oil cylinder, and the connecting structure between the lifting oil cylinder and the rotating shaft is as follows: the bottom of the rotating shaft is provided with a threaded hole, the output shaft of the lifting oil cylinder is provided with a threaded column, and the threaded column is in threaded connection with the threaded hole.
5. Bending mechanism in aluminium profile bending machine according to claim 1 or 2 or 3, characterized in that: the pressing and blocking mechanism is a nut, an external thread is arranged at the top end of the rotating shaft, and the nut is in threaded connection with the external thread on the rotating shaft.
6. Bending mechanism in aluminium profile bending machine according to claim 1 or 2 or 3, characterized in that: the length of the sliding plate die is 0.8-1 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120089072.3U CN214235739U (en) | 2021-01-14 | 2021-01-14 | Bending mechanism in aluminum profile bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120089072.3U CN214235739U (en) | 2021-01-14 | 2021-01-14 | Bending mechanism in aluminum profile bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214235739U true CN214235739U (en) | 2021-09-21 |
Family
ID=77726325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120089072.3U Expired - Fee Related CN214235739U (en) | 2021-01-14 | 2021-01-14 | Bending mechanism in aluminum profile bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214235739U (en) |
-
2021
- 2021-01-14 CN CN202120089072.3U patent/CN214235739U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |
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| CF01 | Termination of patent right due to non-payment of annual fee |