CN106607519B - Putty detection device and a kind of putty detection method and a kind of bending machine - Google Patents
Putty detection device and a kind of putty detection method and a kind of bending machine Download PDFInfo
- Publication number
- CN106607519B CN106607519B CN201710005176.XA CN201710005176A CN106607519B CN 106607519 B CN106607519 B CN 106607519B CN 201710005176 A CN201710005176 A CN 201710005176A CN 106607519 B CN106607519 B CN 106607519B
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- Prior art keywords
- driven wheel
- pipe fitting
- sensor
- putty
- control centre
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention discloses a kind of putty detection devices, driven wheel including main shaft and on main shaft, driven wheel is in contact with pipe fitting, pipe fitting is tangentially conveyed along driven wheel outer rim, sensor is additionally provided on the outside of driven wheel, when pipe fitting is tangentially moved along driven wheel outer rim, by frictional force driven wheel is driven to be rotated by axle center of main shaft, the rotary state of sensor detection driven wheel simultaneously converts thereof into signal, and send the signal to control centre, whether control centre is synchronous or be compared the corresponding preset value of signal by detecting multiple signals, thus judge whether the transmission process of pipe fitting is normal.The putty detection device, is not only simple in structure, adaptable, is easily installed in most pipe fitting feed system, the putty situation that can occur exactly in the feeding process of automatic decision pipe fitting.The invention discloses a kind of putty detection method and a kind of bending machines.
Description
Technical field
The present invention relates to pipe fitting process equipment, more particularly to a kind of putty detection device and a kind of putty detection method and one
Kind bending machine.
Background technology
Bending machine can substantially be divided into CNC tube bending machine, hydraulic pipe bender etc..It is mainly used for power construction, rail-road road is built
If boiler, air-conditioning, furniture, the pipeline of decorate etc. is laid with and builds, and has the function more, rational in infrastructure, easy to operate etc. excellent
Point.
There are two types of bending machine is general, one kind is semi-automatic processing bending machine, and another kind is Full-automatic tube bending machine.Wherein, half
Automatic processing bending machine is by the way that manually the pipe fitting cut in advance is placed on feeding device, then is transported to by feed mechanism
Processing stations carry out bend pipe processing, and coiled pipe fitting is then delivered directly to processing work by Full-automatic tube bending machine using feed mechanism
Position carries out bend pipe processing.
It needs to use multiple guiding mechanisms in the transmission process of pipe fitting, the internal diameter or outer diameter of these guiding mechanisms are usual
It is suitable with the outer diameter or internal diameter of pipe fitting.On the one hand due to the elasticity of pipe fitting itself or the influence of gravity, it some times happens that pipe
The situation of the hole of part and guiding mechanism position offset, the putty of pipe fitting generation at this time, can not continue to convey.Sometimes due to tube outer diameter goes out
Putty can also occur at guiding mechanism during existing large error.On the other hand, due to the shadow by pipe fitting deformation or detector for outer diameter error
It rings, the clamping device of feed mechanism can not also clamp pipe fitting, the phenomenon that skidding, pipe fitting be made not convey normally sometimes.
In bending machine, once pipe fitting occurs putty or skidding and can not normally convey, product rejection is gently then caused, when serious even
It can cause the parts damages of bending machine.
The content of the invention
According to an aspect of the invention, there is provided a kind of putty detection device, including main shaft and on main shaft
Driven wheel, driven wheel are connected with main axis, and driven wheel is in contact with pipe fitting, and pipe fitting is tangentially conveyed along driven wheel outer rim, driven
Wheel outside is additionally provided with sensor, and sensor is used to detect the motion state of driven wheel, when pipe fitting is tangentially moved along driven wheel outer rim
When, by frictional force drive driven wheel rotated by axle center of main shaft, sensor detect driven wheel rotary state and by its
It is converted into digital signal and either analog signal and digital signal or analog signal is sent to control centre, control centre's evidence
This judges whether the transmission process of pipe fitting is normal.
Using the putty detection device of above technical scheme, using the driven wheel that drives rotation of being rubbed by pipe fitting by pipe fitting
Transmission process is converted to the rotary state of driven wheel, detects the rotary state of driven wheel by sensor and sends out corresponding signal
It send to control centre.The rotary state for the signal detection driven wheel that control centre can send according to sensor, and then judge pipe
Whether the transmission process of part is normal.When putty situation occurs for pipe fitting, pipe fitting can not convey or delivered length is inadequate, driven wheel
It does not rotate or rotating speed is less than normal value, control centre can judge that the transmission process of pipe fitting is sent out according to the signal that sensor is sent
It is raw abnormal.The device is not only simple in structure, adaptable, is easily installed in most pipe fitting feed system, and is reacted
It is sensitive, high degree of automation, the putty situation that can occur exactly in the feeding process of automatic decision pipe fitting, convenient in time into
Row disposal, can reduce feeding causes product unqualified or even equipment damage extremely.
In some embodiments, driven wheel or multiple driven wheels that can individually rotate there are one main shaft installations, often
A driven wheel is accordingly installed there are one sensor, and each sensor sends independent digital signal or simulation to control centre
Signal, control centre compared with systemic presupposition value, and then judge each digital signal or analog signal each driven
Whether the transmission process for taking turns corresponding pipe fitting is normal.
In some embodiments, main shaft is equipped with multiple driven wheels that can individually rotate, and each driven wheel is accordingly
It installs there are one sensor, each sensor sends independent digital signal or analog signal, control centre to control centre
By set of number signal, either analog signal is compared to each other by judging that multiple digital signals in one group or analog signal are
No synchronization, and then judge whether the transmission process of one group of pipe fitting is normal.For same group of pipe fitting, feeding time should be
Synchronous, feed length should also be equal, and in this case, the signal that same group of multiple sensors are sent should be same
Step, if wherein there are one or multiple signals deviate, then mean that the corresponding pipe fitting of these signals in feeding
Putty has occurred in journey.
In some embodiments, sensor is range sensor, and driven wheel outer wall is axially disposed one or more
Fin.
In some embodiments, sensor is magnetic induction sensor, and driven wheel is manufactured using non-ferromagnetic, and outer wall edge
Axially it is provided with one or more of ferromagnets.
In some embodiments, the part that driven wheel is contacted with pipe fitting is additionally provided with drag ring.Drag ring generally uses
Thus the O-ring of silicon rubber or other rubber can both reduce the abrasion of driven wheel, driven wheel can also be made to rotate pipe fitting suitable
Freely.
In some embodiments, main shaft both ends are mounted on by a sliding block on a bearing respectively, and sliding block passes through cunning
Telephone-moving structure is connected with bearing, and bearing is fixedly mounted on equipment board, and spring is additionally provided between sliding block and bearing, and spring utilizes
Its elastic force promotes sliding block to the direction of pipe fitting, and then the driven wheel installed on main shaft and pipe fitting are in close contact.Sliding plane
Structure is generally casing or slide etc..Spring can promote direction of the sliding block along slipping mechanism to pipe fitting to slide, it is possible thereby to logical
It crosses driven wheel and one fixed pressure is applied to pipe fitting, so that the frictional force between driven wheel and pipe fitting is kept constant.
In some embodiments, leading truck is additionally provided on bearing, leading truck is arranged on driven wheel one side or both sides, is oriented to
Frame moves for guiding pipe elements along its conveying direction, and guide sleeve is additionally provided in leading truck, and guide sleeve is sheathed on pipe fitting periphery.
The conveying of pipe fitting is more stablized as a result,.
According to another aspect of the present invention, a kind of putty detection method is provided, is comprised the following steps：
(1) moving in parallel for pipe fitting is converted into rotation by the driven wheel for being corresponded and being in contact with pipe fitting using one；
(2) rotary state of driven wheel is detected using a sensor, and generates digital signal or analog signal transmission
To control centre；
(3) control centre judges whether the transmission process of pipe fitting is normal according to digital signal or analog signal；
(4) when control centre judges the transmission process exception of pipe fitting, instruction is sent, implements alarm measure and shutdown processing.
According to a further aspect of the invention, a kind of bending machine is provided, board is equipped with according to claim 1 to 8
The putty detection device and feed mechanism of any one, putty detection device are arranged on front side or the rear side of feed mechanism.
Description of the drawings
Fig. 1 is the structure diagram of the putty detection device of one embodiment of the present invention.
Fig. 2 is the explosive view of putty detection device shown in Fig. 1.
Fig. 3 is driven wheel mounting structure schematic diagram shown in Fig. 2.
Fig. 4 is the structure diagram of driven wheel shown in Fig. 2.
Fig. 5 is the internal view of putty detection device shown in Fig. 1.
Fig. 6 is the structural scheme of mechanism of the bending machine of one embodiment of the present invention.
Specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Embodiment 1
Fig. 1 to Fig. 5 schematically shows a kind of putty detection device of embodiment according to the present invention.As schemed
Show, which includes main shaft 42 and the driven wheel 43 on main shaft 42.
Wherein, driven wheel 43 is rotatablely connected by bearing and main shaft 42.
Driven wheel 43 is in contact with pipe fitting 1.
Pipe fitting 1 is tangentially conveyed along 43 outer rim of driven wheel.
43 outside of driven wheel is additionally provided with sensor 44.Sensor 44 is used to detect the motion state of driven wheel 43.
When pipe fitting 1 is tangentially moved along 43 outer rim of driven wheel, it with main shaft 42 is axle center to drive driven wheel 43 by frictional force
It is rotated.Sensor 44 detects the rotary state of driven wheel 43 and converts thereof into digital signal or analog signal, and will
Digital signal or analog signal are sent to control centre, and control centre judges whether the transmission process of pipe fitting 1 is normal accordingly.
In the present embodiment, main shaft 42 is equipped with multiple driven wheels 43 that can individually rotate.Each driven wheel 43 corresponds to
There are one sensors 44 for ground installation.Each sensor 44 sends independent digital signal or analog signal, control to control centre
By set of number signal, either analog signal is compared to each other by judging multiple digital signals or simulation in one group at center processed
Whether signal is synchronous, and then judges whether the transmission process of one group of pipe fitting 1 is normal.
42 both ends of main shaft are mounted on by a sliding block 41 on a bearing 3 respectively.
Sliding block 41 is connected by slipping mechanism 411 with bearing 3.Bearing 3 is fixedly mounted on equipment board.
Spring 412 is additionally provided between sliding block 41 and bearing 3.
Spring 412 is promoted sliding block 41 to the direction of pipe fitting 1 using its elastic force, and then driven by what is installed on main shaft 42
Wheel 43 is in close contact with pipe fitting 1.
In the present embodiment, slipping mechanism 411 is casing.
In other examples, slipping mechanism 411 can also be slide etc..
Spring 412 can promote direction of the sliding block 41 along slipping mechanism 41 to pipe fitting 1 to slide, it is possible thereby to pass through driven wheel
43 pairs of pipe fittings 1 apply a fixed pressure, so that the frictional force between driven wheel 43 and pipe fitting 1 is kept constant.
Leading truck 2 is additionally provided on bearing 3.Leading truck 2 is arranged on 43 one side of driven wheel or both sides.
Leading truck 2 moves for guiding pipe elements 1 along its conveying direction.
Guide sleeve 21 is additionally provided in leading truck 2.
21 pipe sleeve of guide sleeve is arranged on 1 periphery of pipe fitting.The conveying of pipe fitting 1 is more stablized as a result,.
Driven wheel 43 is additionally provided with drag ring 432 with the part that pipe fitting 1 contacts.Drag ring generally using silicon rubber or its
Thus the O-ring of his rubber can both reduce the abrasion of driven wheel, driven wheel can also be made to rotate pipe fitting smooth.
In the present embodiment, sensor 44 is range sensor, and 43 outer wall of driven wheel is evenly arranged with a plurality of convex vertically
Rib 431.
By giving one potentiometer of series connection of sensor 44 that can adjust its sensitivity.
When 431 proximity sensor 44 of fin, sensor 44 provides a Continuity signal, i.e. " 1 "；When fin 431 leaves
During sensor 44, sensor 44 provides a cut-off signal, i.e. " 0 ".
In the feeding process of pipe fitting 1, with the rotation of driven wheel 43, sensor 44 provide one group it is alternate by " 1 " and " 0 "
Periodic signal.
For same group of multiple tubing element 1, feeding time should be synchronous, and feed length should also be equal
, in this case, the cycle for the signal that same group of multiple sensors 44 provide and frequency all should be identical.If its
In there are one or the signal that provides of multiple sensors 44 deviate, then mean that these 44 corresponding pipe fittings 1 of sensor
Putty has occurred in feeding process.Control centre sends instruction at this time, sends alarm and carries out shutdown processing to equipment.
In other examples, sensor 44 can also be magnetic induction sensor, and driven wheel 43 uses non-ferromagnetic system
It makes, and outer wall is axially disposed one or more of ferromagnets.Sensor 44 can also be correlation type optoelectronic induction sensor,
Driven wheel 43 is equipped with perforative detection hole.
In other examples, main shaft 42 is also equipped with driven wheel 43 or multiple can individually rotate
Driven wheel 43, each driven wheel 43 are accordingly installed there are one sensor 44, and each sensor 44 sends independent to control centre
Digital signal or analog signal.It is preserved in advance for each normal feeding process in control centre corresponding default
Value.The corresponding preset value of each digital signal or analog signal is compared by control centre, and then may determine that every
Whether the transmission process of a 43 corresponding pipe fitting 1 of driven wheel is normal.
Using the putty detection device of above technical scheme, drive the driven wheel 43 rotated that will manage using being rubbed by pipe fitting 1
The transmission process of part 1 is converted to the rotary state of driven wheel 43.The rotary state of driven wheel 43 is detected by sensor 44 and is incited somebody to action
Corresponding signal is sent to control centre.The rotation for the signal detection driven wheel 43 that control centre can send according to sensor 44
State, and then judge whether the transmission process of pipe fitting 1 is normal.When pipe fitting 1 occur putty situation when, pipe fitting 1 can not convey or
Delivered length is inadequate, and driven wheel 43 does not rotate at this time or rotating speed is less than normal value, and control centre can send out according to sensor 44
The signal sent judges that the transmission process of pipe fitting 1 is abnormal.The device is not only simple in structure, adaptable, is easily installed big
It in most pipe fitting feed systems, and is quick on the draw, high degree of automation is capable of the feeding of automatic decision pipe fitting exactly
The putty situation occurred in journey, convenient for being disposed in time, can reduce feeding cause product unqualified extremely in addition equipment damage
It is bad.
The putty detection method of the device, comprises the following steps：
(1) using a driven wheel for corresponding and being in contact with pipe fitting 1 43 by pipe fitting 1 move in parallel be converted into turn
It is dynamic；
(2) rotary state of driven wheel 43 is detected using a sensor 44, and generates digital signal or analog signal
It is sent to control centre；
(3) according to digital signal, either whether analog signal is synchronous or believes digital signal or simulation for control centre
Number corresponding preset value is compared, and thus judges whether the transmission process of pipe fitting 1 is normal；
(4) when control centre judges the transmission process exception of pipe fitting 1, instruction is sent, implements alarm measure and shutdown processing.
Embodiment 2
Fig. 6 schematically shows a kind of bending machine of embodiment according to the present invention.As shown in the figure, the equipment board
It is equipped with putty detection device A and feed mechanism B.Wherein, putty detection device A is arranged on the front side of feed mechanism B.
In other examples, putty detection device A can also be arranged on the rear side of feed mechanism B.
Above-described is only some embodiments of the present invention.For those of ordinary skill in the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
It encloses.
Claims (10)
1. putty detection device, which is characterized in that the driven wheel including main shaft and on the main shaft, the driven wheel with
The main axis connection, the driven wheel are in contact with pipe fitting, and the pipe fitting is tangentially conveyed along the driven wheel outer rim, described
Sensor is additionally provided on the outside of driven wheel, the sensor is used to detect the motion state of the driven wheel, when the pipe fitting is along institute
When stating driven wheel outer rim and tangentially moving, by frictional force the driven wheel is driven to be rotated using the main shaft as axle center, it is described
Sensor detects the rotary state of the driven wheel and converts thereof into digital signal or analog signal, and the number is believed
Number or analog signal be sent to control centre, the control centre judges whether the transmission process of the pipe fitting normal accordingly.
2. putty detection device according to claim 1, which is characterized in that main shaft installation there are one driven wheel or
Multiple driven wheels that can individually rotate, each driven wheel are accordingly installed there are one the sensor, each biography
Sensor sends independent digital signal or analog signal to the control centre, and the control centre will each number letter
Number or analog signal compared with systemic presupposition value, and then judge the conveying of the corresponding pipe fitting of each driven wheel
Whether process is normal.
3. putty detection device according to claim 1, which is characterized in that the main shaft, which is equipped with, multiple can individually revolve
The driven wheel turned, each driven wheel are accordingly installed there are one the sensor, and each sensor is to the control
Center send independent digital signal either the analog signal control centre by digital signal or analog signal described in one group
It is compared to each other, by judging whether multiple digital signals in one group or analog signal are synchronous, and then judges one group of institute
Whether the transmission process for stating pipe fitting is normal.
4. according to the putty detection device described in claim 1 or 2 or 3, which is characterized in that the sensor is Distance-sensing
Device, the driven wheel outer wall is axially disposed one or more of fins.
5. according to the putty detection device described in claim 1 or 2 or 3, which is characterized in that the sensor is magnetic strength inductive sensing
Device, the driven wheel is manufactured using non-ferromagnetic, and outer wall is axially disposed one or more of ferromagnets.
6. according to the putty detection device described in claim 1 or 2 or 3, which is characterized in that the driven wheel connects with the pipe fitting
Tactile part is additionally provided with drag ring.
7. putty detection device according to claim 1, which is characterized in that the main shaft both ends pass through a sliding block respectively
On a bearing, the sliding block is connected by slipping mechanism with the bearing, and the bearing is fixedly mounted on equipment
On board, spring is additionally provided between the sliding block and the bearing, the spring is using its elastic force by the sliding block to described
The direction of pipe fitting promotes, and then the driven wheel installed on the main shaft and the pipe fitting are in close contact.
8. putty detection device according to claim 7, which is characterized in that leading truck is additionally provided on the bearing, it is described
Leading truck is arranged on the driven wheel one side or both sides, and the leading truck is used to that the pipe fitting to be guided to move along its conveying direction,
Guide sleeve is additionally provided in the leading truck, the guide sleeve is sheathed on the pipe fitting periphery.
9. a kind of putty detection method, which is characterized in that comprise the following steps：
(1) moving in parallel for the pipe fitting is converted into rotation by the driven wheel for being corresponded and being in contact with pipe fitting using one；
(2) rotary state of the driven wheel is detected using a sensor, and generates digital signal or analog signal transmission
To control centre；
(3) whether just the control centre judges the transmission process of the pipe fitting according to the digital signal or analog signal
Often；
(4) when the control centre judges the transmission process exception of the pipe fitting, instruction is sent, implements alarm measure and dock
Reason.
10. a kind of bending machine, which is characterized in that its board is equipped with to be detected according to claim 1 to 8 any one of them putty
Device and feed mechanism, the putty detection device are arranged on front side or the rear side of the feed mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710005176.XA CN106607519B (en) | 2017-01-04 | 2017-01-04 | Putty detection device and a kind of putty detection method and a kind of bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710005176.XA CN106607519B (en) | 2017-01-04 | 2017-01-04 | Putty detection device and a kind of putty detection method and a kind of bending machine |
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| Publication Number | Publication Date |
|---|---|
| CN106607519A CN106607519A (en) | 2017-05-03 |
| CN106607519B true CN106607519B (en) | 2018-06-01 |
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ID=58636877
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710005176.XA Active CN106607519B (en) | 2017-01-04 | 2017-01-04 | Putty detection device and a kind of putty detection method and a kind of bending machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108160749B (en) * | 2018-01-29 | 2024-03-19 | 上海和科设备制造有限公司 | Blocking detection device of fin machine |
| CN108620660B (en) * | 2018-07-18 | 2023-10-17 | 中山精达特克机械有限公司 | Material cutting pipe penetrating machine and operation method thereof |
| CN108941259A (en) * | 2018-07-19 | 2018-12-07 | 珠海格力智能装备有限公司 | Straightening and rounding mechanism |
| CN112408053B (en) * | 2020-11-20 | 2022-11-11 | 杭州丙甲科技有限公司 | Putty detection device and contain its paper pad machine |
| CN112547840B (en) * | 2020-12-23 | 2023-05-09 | 珠海格力智能装备有限公司 | Feeding control method and device of pipe bending machine and feeding controller of pipe bending machine |
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| US3874048A (en) * | 1972-12-04 | 1975-04-01 | Bundy Corp | Method and apparatus for fabricating tubing |
| CN101791644A (en) * | 2009-12-26 | 2010-08-04 | 中山市奥美森工业有限公司 | Tube bender |
| CN101862800A (en) * | 2010-06-11 | 2010-10-20 | 西安建筑科技大学 | Rotary machine head type wire bending equipment |
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| CN106607519A (en) | 2017-05-03 |
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