CN105033080B - A kind of electric tube expander and its operating method - Google Patents
A kind of electric tube expander and its operating method Download PDFInfo
- Publication number
- CN105033080B CN105033080B CN201510290526.2A CN201510290526A CN105033080B CN 105033080 B CN105033080 B CN 105033080B CN 201510290526 A CN201510290526 A CN 201510290526A CN 105033080 B CN105033080 B CN 105033080B
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- parallel
- copper pipe
- crank mechanism
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
A kind of electric tube expander and its operating method, electric tube expander includes door positioning seat and tube expansion mouth expander, door positioning seat connects with rotary table, U pipe locking seats are arranged on rotary table, more than one parallel-crank mechanism is provided with door positioning seat, finned copper pipe is arranged in U pipe locking seats, and the side of finned copper pipe connects with parallel-crank mechanism, and the opposite side of finned copper pipe connects with pressing plate frame.Parallel-crank mechanism includes first connecting rod, second connecting rod, third connecting rod, fourth link and the 5th connecting rod, wherein, first connecting rod connects with door positioning seat, one end of second connecting rod and one end of first connecting rod are hinged, the other end of second connecting rod and one end of third connecting rod are hinged, third connecting rod is resisted against the side of finned copper pipe, and the other end of third connecting rod and one end of fourth link are hinged, and the other end of fourth link and the other end of first connecting rod are hinged.The present invention has the characteristics of production efficiency is high, and copper pipe welding quality is good.
Description
Technical field
The present invention relates to a kind of electric tube expander, particularly a kind of electric tube expander and its operating method.
Background technology
The U of Chinese patent literature CN 204276699 disclosed a kind of tube expansion mouth expander on 04 22nd, 2015, described
Tube expansion mouth expander includes protective case, enlarging part and connecting rod；The enlarging part be located at the connecting rod one end, and with the company
Extension bar is detachably connected；The protective case is socketed in the connecting rod, and the enlarging part be completely or partially placed in it is described
There is the gap for treating flared pipe fitting insertion in protective case, between the inwall of the protective case and the enlarging part.
The content of the invention
The purpose of the present invention aims to provide a kind of simple and reasonable, flexible electric tube expander of operation and its operating method, with
Overcome weak point of the prior art.
A kind of electric tube expander designed by this purpose, including door positioning seat and tube expansion mouth expander, its architectural feature are a positioning
Seat connects with rotary table, and U pipe locking seats are arranged on rotary table, are provided with door positioning seat more than one parallel
Quadrangular mechanism, finned copper pipe are arranged in U pipe locking seats, side and the parallel-crank mechanism phase of finned copper pipe
Connect, the opposite side of finned copper pipe connects with pressing plate frame.
Further, the parallel-crank mechanism includes first connecting rod, second connecting rod, third connecting rod, fourth link and the
Five connecting rods, wherein, first connecting rod connects with door positioning seat, and one end of second connecting rod and one end of first connecting rod are hinged, and second connects
The other end of bar and one end of third connecting rod are hinged, and third connecting rod is resisted against the side of finned copper pipe, third connecting rod it is another
One end and one end of fourth link are hinged, and the other end of fourth link and the other end of first connecting rod are hinged；The one of 5th connecting rod
End is hinged with first connecting rod, the middle part at middle part or fourth link that the other end of the 5th connecting rod passes through movable latch and second connecting rod
It is be hinged.
Further, the parallel-crank mechanism also includes six-bar linkage, is provided with perforate or groove on first connecting rod, and the 6th
One end of connecting rod connects with the telescoping mechanism being arranged in a positioning seat, the other end of six-bar linkage through after perforate or groove with the
One end of five connecting rods is hinged.
Further, the cylinder for clamping U pipe locking seats is provided with the rotary table, servo is provided with frame
Motor, the servomotor are located at the lower section of pressing plate frame, are provided with the synchronizing wheel being meshed with ball screw below pressing plate frame, watch
Motor via reducer is taken with synchronizing wheel to connect.
Further, it is provided with the pressing plate frame according to the whole height of finned copper pipe and automatically adjusts clamping height
Automatic hoisting mechanism.
Further, auxiliary positioning plate is additionally provided with the rotary table, the auxiliary positioning plate is located at finned copper
The side of pipe.
Further, it is provided with guide rail on the door positioning seat, the first connecting rod in more than one parallel-crank mechanism
That slides is arranged on guide rail；The parallel-crank mechanism of more than two is vertically arranged.
Further, the parallel-crank mechanism is more than two, vertically arranged.
Further, described electric tube expander, in addition to frame, door positioning seat and rotary table by by pivoting support with
Frame connects；Motor is provided with the frame, the output shaft of the motor connects with the rotating shaft of door positioning seat.
Further, the tube expansion mouth expander includes the first mouth expander and the second mouth expander, and feeding is disposed with frame
Station, the first enlarging station, tube expansion station and the second enlarging station, the first mouth expander are arranged on the first enlarging station, electric tube expander
Structure is arranged on tube expansion station, and the second mouth expander is arranged on the second enlarging station；Copper pipe obtains after the first mouth expander enlarging
One horn mouth, copper pipe obtain the second horn mouth after the second mouth expander enlarging, and the second bell-mouthed internal diameter is more than the first loudspeaker
The internal diameter of mouth.
Further, the tube expanding mechanism includes crossbeam and output motor, and crossbeam connects with frame, the rotating shaft of output motor with
First eccentric gear connects, and the second eccentric gear engages with the first eccentric gear, and the first eccentric gear passes through the first rocking arm and
Seven-link assembly connects, and seven-link assembly connects with mouth of pipe lock sleeve, and the second eccentric gear is connected by the second rocking arm with the 8th connecting rod, the
Eight connecting rods connect with expander roll.
A kind of operating method of electric tube expander, it is characterized in that comprising the following steps：
Step 1, door positioning seat is gone to by feeding station by the motor in frame, is first according to finned copper
The whole height of pipe, setting height(from bottom) of the regulation parallel-crank mechanism on door positioning seat, then installs finned copper pipe
In the U pipe locking seats of rotary table；The side of finned copper pipe is resisted against one with auxiliary positioning plate, third connecting rod respectively
Rise；
Or door positioning seat is gone to by feeding station by the motor in frame, parallel four side on door positioning seat
Shape mechanism includes the first parallel-crank mechanism, the second parallel-crank mechanism and the 3rd parallel-crank mechanism；Wherein,
When the whole height of finned copper pipe is less than the Auxiliary support height of the first parallel-crank mechanism and higher than auxiliary
When helping the Auxiliary support height of location-plate, by the telescoping mechanism in door positioning seat by the 6th in the first parallel-crank mechanism
Connecting rod stretches out and drives the 5th connecting rod in the first parallel-crank mechanism so that and the first parallel-crank mechanism is opened completely,
Then finned copper pipe is arranged in the U pipe locking seats of rotary table, now, the side of finned copper pipe respectively with
Third connecting rod in auxiliary positioning plate, the first parallel-crank mechanism is abutted together；
When the whole height of finned copper pipe is less than the Auxiliary support height of the second parallel-crank mechanism and higher than the
During the Auxiliary support height of one parallel-crank mechanism, by the telescoping mechanism in door positioning seat by the first parallel-crank mechanism
In six-bar linkage stretch out and drive the 5th connecting rod in the first parallel-crank mechanism so that the first parallel-crank mechanism is complete
It is complete to open, the six-bar linkage in the second parallel-crank mechanism is stretched out by the telescoping mechanism in door positioning seat and drives second
The 5th connecting rod in parallel-crank mechanism so that the second parallel-crank mechanism is opened completely, then by finned copper pipe
In the U pipe locking seats of rotary table, now, the side of finned copper pipe respectively with auxiliary positioning plate, first flat
The third connecting rod in third connecting rod, the second parallel-crank mechanism in row quadrangular mechanism is abutted together；
When the whole height of finned copper pipe is less than the Auxiliary support height of the 3rd parallel-crank mechanism and higher than the
During the Auxiliary support height of two parallel-crank mechanisms, by the telescoping mechanism in door positioning seat by the first parallel-crank mechanism
In six-bar linkage stretch out and drive the 5th connecting rod in the first parallel-crank mechanism so that the first parallel-crank mechanism is complete
It is complete to open, the six-bar linkage in the second parallel-crank mechanism is stretched out by the telescoping mechanism in door positioning seat and drives second
The 5th connecting rod in parallel-crank mechanism so that the second parallel-crank mechanism is opened completely, passes through stretching in door positioning seat
Six-bar linkage in 3rd parallel-crank mechanism is stretched out and drives the in the 3rd parallel-crank mechanism the 5th to connect by contracting mechanism
Bar so that the 3rd parallel-crank mechanism is opened completely, and then U pipes that finned copper pipe is arranged on to rotary table lock
On seat, now, the side of finned copper pipe respectively with the third connecting rod in auxiliary positioning plate, the first parallel-crank mechanism,
The third connecting rod in third connecting rod, the 3rd parallel-crank mechanism in second parallel-crank mechanism is abutted together；
Step 2, door positioning seat and finned copper pipe are gone to by the first enlarging work by the motor in frame
Position, first pressing plate frame are located at the outside of frame；
The synchronizing wheel of first pressing plate frame is connected with the reductor of servomotor, passes through the effect of servomotor so that
First pressing plate frame advance and with another side compression of finned copper pipe, finned copper pipe be just pressed on auxiliary positioning plate,
Between third connecting rod and first pressing plate frame；The first mouth expander in frame is arranged in the presence of drive mechanism, to copper
Pipe carries out first time enlarging；
Step 3, after first time, enlarging terminated, in the presence of servomotor, first pressing plate frame moves backward, and returns
To the outside of frame；
Step 4, door positioning seat and finned copper pipe are gone to by tube expansion station by the motor in frame；The
Two pressing plate framves are located at the outside of frame；
The synchronizing wheel of second pressing plate frame is connected with the reductor of servomotor, passes through the effect of servomotor so that
Another side compression of second pressing plate frame and finned copper pipe, finned copper pipe are just pressed on auxiliary positioning plate, the 3rd company
Between bar and second pressing plate frame；The tube expanding mechanism being arranged in frame carries out tube expansion to copper pipe；
Step 5, after tube expansion terminates, in the presence of servomotor, second pressing plate frame departs from cylinder；Second
Pressing plate frame leaves tube expansion station, and returns to the outside of frame；
Step 6, door positioning seat and finned copper pipe are gone to by the second enlarging work by the motor in frame
Position；3rd pressing plate frame is located at the outside of frame；
3rd synchronizing wheel of pressing plate frame is connected with the reductor of servomotor, passes through the effect of servomotor so that
Another side compression of 3rd pressing plate frame and finned copper pipe, finned copper pipe are just pressed on auxiliary positioning plate, the 3rd company
Between bar and the 3rd pressing plate frame；The second mouth expander in frame is arranged in the presence of drive mechanism, copper pipe is carried out
Second of enlarging；
Step 7, after second of enlarging terminates, in the presence of servomotor, the 3rd pressing plate frame takes off with servomotor
From；3rd pressing plate frame leaves the second enlarging station, and returns to the outside of frame.
Door positioning seat in the present invention connects with rotary table, and U pipe locking seats are arranged on rotary table, door positioning
Parallel-crank mechanism is provided with seat, finned copper pipe is arranged in U pipe locking seats, and the side of finned copper pipe is with putting down
Row quadrangular mechanism connects, and the opposite side of finned copper pipe connects with pressing plate frame；Carrying out follow-up first time enlarging, swollen
When pipe, second of enlarging, finned copper pipe is crimped between parallel-crank mechanism and pressing plate frame always；It ensure that band fin
Copper pipe stability and fastness.When working depth is different, that is, the whole height of finned copper pipe is different
When, clamping need not change parallel-crank mechanism, it is only necessary to by parallel-crank mechanism upper and lower translation.
Servomotor is provided with frame in the present invention, the servomotor is located at the lower section of pressing plate frame, under pressing plate frame
Face is provided with the synchronizing wheel being meshed with ball screw, and servomotor is connected by reductor with synchronizing wheel；Then, pressing plate frame exists
In the presence of servomotor and ball screw, the function of driving and clamp and retract is realized, so as to improve automation Chengdu, reduces behaviour
Make the labor intensity of personnel.
Parallel-crank mechanism in the present invention includes first connecting rod, second connecting rod, third connecting rod, fourth link and the 5th
Connecting rod, wherein, first connecting rod connects with door positioning seat, and one end of second connecting rod and one end of first connecting rod are hinged, second connecting rod
The other end and one end of third connecting rod be hinged, third connecting rod is resisted against the side of finned copper pipe, third connecting rod it is another
One end with fourth link is held to be hinged, the other end of fourth link and the other end of first connecting rod are hinged；One end of 5th connecting rod
It is hinged with first connecting rod, the middle part hinge at middle part or fourth link that the other end of the 5th connecting rod passes through movable latch and second connecting rod
Connect；By fixing the 5th connecting rod, this parallel-crank mechanism can be fixed；, can be in order to parallel when unclamping five connecting rods
The regulation of quadrangular mechanism.
Tube expansion mouth expander in the present invention includes the first mouth expander and the second mouth expander, and feeding work is disposed with frame
Position, the first enlarging station, tube expansion station and the second enlarging station, the first mouth expander are arranged on the first enlarging station, flaring mechanism
Tube expansion station is arranged on, the second mouth expander is arranged on the second enlarging station；Copper pipe obtains first after the first mouth expander enlarging
Horn mouth；After having the first horn mouth, it is easy to mouth of pipe spring clip and mouth of pipe lock sleeve to clamp copper pipe, copper pipe is without receipts during tube expansion
Contract fricton-tight, then tube expansion, the whole internal diameter of copper pipe is swollen and fin clamping；Copper pipe obtains after the second mouth expander enlarging
Two horn mouths, the second bell-mouthed internal diameter are more than the first bell-mouthed internal diameter；So secondary enlarging and swollen can be carried out automatically
Pipe, improves production efficiency.
The operating process of the present invention is followed successively by：First time enlarging, tube expansion and second of enlarging, with existing operating process：It is swollen
Pipe and enlarging, it can be drawn after carrying out technics comparing, the present invention has that operating efficiency is higher, product quality is more preferable, and copper pipe is complete
Completely without contraction, the advantages such as materials consumption rate is low.
The present invention has the characteristics of simple and reasonable, operation is flexible, production efficiency is high, and copper pipe welding quality is good.
Brief description of the drawings
Fig. 1 is the schematic diagram of one embodiment of the invention.
Fig. 2 is solid when door positioning seat, rotary table, parallel-crank mechanism and the pressing plate frame in the present invention assemble
Figure.
Fig. 3 is schematic diagram when pressing plate frame separates with parallel-crank mechanism.
Fig. 4 is door positioning seat and the first application examples schematic diagram after parallel-crank mechanism assembling.
Fig. 5 is door positioning seat and the second application examples schematic diagram after parallel-crank mechanism assembling.
Fig. 6 is door positioning seat and the 3rd application examples schematic diagram after parallel-crank mechanism assembling.
Fig. 7 is door positioning seat and the 4th application examples schematic diagram after parallel-crank mechanism assembling.
Fig. 8 is the amagnified partial perspective schematic diagram of flaring mechanism.
Fig. 9-Figure 11 is first time flaring process schematic diagram.
Figure 12-Figure 15 is tube expansion process schematic.
Figure 16-Figure 18 is second of flaring process schematic diagram.
Figure 19 is the close-up schematic view of the copper pipe and fin after second of enlarging.
In figure：1 is the first mouth expander, and 2 be fin, and 3 be U pipe locking seats, and 4 be copper pipe, and 5 be the second mouth expander, and 6 be swollen
Bar, 7 be mouth of pipe spring clip, and 8 be mouth of pipe lock sleeve, and 9 be swollen ball, and 10 be swollen ball lock-screw, and 11 be the first horn mouth, and 12 be
Two horn mouths, 13 be door positioning seat, and 14 be pressing plate frame, and 14.1 be butt joint, and 15 be parallel-crank mechanism, and 15.1 be the first company
Bar, 15.2 be second connecting rod, and 15.3 be third connecting rod, and 15.4 be fourth link, and 15.5 be the 5th connecting rod, and 15.6 be the 6th company
Bar, 17 be guide rail, and 20 be frame, and 21 be rotating shaft, and 22 be crossbeam, and 23 be the first eccentric gear, and 24 be the second eccentric gear, and 25 are
Second rocking arm, 26 be the 8th connecting rod, and 27 be the first rocking arm, and 28 be seven-link assembly, and 30 be rotary table, and 31 be auxiliary positioning
Plate, 32 be cylinder, and 40 be workpiece, and 50 be servomotor.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Referring to Fig. 1-Figure 19, this electric tube expander, including door positioning seat 13 and tube expansion mouth expander, door positioning seat 13 is with turning round work
Platform 30 connects, and U pipes locking seat 3 is arranged on rotary table 30, and parallel-crank mechanism 15, band are provided with door positioning seat 13
The copper pipe 4 of fin 2 is arranged in U pipes locking seat 3, and the side of the copper pipe 4 with fin 2 connects with parallel-crank mechanism 15, band
The opposite side of the copper pipe 4 of fin 2 connects with pressing plate frame 14.
In the present embodiment, the cylinder 32 for clamping U pipes locking seat 3, frame are provided with the rotary table 30
Servomotor 50 is provided with 20, the servomotor 50 is located at the lower section of pressing plate frame 14, is provided with and rolls below pressing plate frame 14
The synchronizing wheel 14.1 that ballscrew is meshed, servomotor 50 are connected by reductor with synchronizing wheel 14.1.
It is provided with the pressing plate frame 14 according to the whole height of the copper pipe 4 with fin 2 and automatically adjusts and clamp height
Automatic hoisting mechanism.Automation can be realized by clamping the regulation of height, automatic according to the different height of the copper pipe 4 with fin 2
Adjust the height dimension clamped.
Existing similar clamping structure be it is fixed, when workpiece height in short-term, the gripping block stepped up in structure
Remove, when the height of workpiece is long, the gripping block stepped up in structure is installed again.It is but flat in the present invention
Row quadrangular mechanism can be retracted to avoid the crossbeam in tube expanding mechanism, and labor intensity is reduced without dismantling.Crossbeam will be under
Face describes in detail.
The parallel-crank mechanism 15 includes first connecting rod 15.1, second connecting rod 15.2, third connecting rod the 15.3, the 4th and connected
The connecting rod 15.5 of bar 15.4 and the 5th, wherein, first connecting rod 15.1 connects with door positioning seat 13, one end of second connecting rod 15.2 and the
One end of one connecting rod 15.1 is hinged, and one end of the other end and third connecting rod 15.3 of second connecting rod 15.2 is hinged, third connecting rod
15.3 are resisted against the side of the copper pipe 4 with fin 2, and the other end of third connecting rod 15.3 and one end of fourth link 15.4 are hinged,
The other end of the other end of fourth link 15.4 and first connecting rod 15.1 is hinged；One end of 5th connecting rod 15.5 and first connecting rod
15.1 is be hinged, and the other end of the 5th connecting rod 15.5 passes through middle part or the fourth link 15.4 of movable latch and second connecting rod 15.2
Middle part is hinged.Workpiece 20 in Fig. 4-Fig. 5, the copper pipe 4 as with fin 2.
The parallel-crank mechanism 15 also includes six-bar linkage 15.6, and perforate or groove are provided with first connecting rod 15.1,
One end of six-bar linkage 15.6 connects with the telescoping mechanism being arranged in a positioning seat 13, and the other end of six-bar linkage 15.6 passes through
One end after perforate or groove with the 5th connecting rod 15.5 is hinged.
Auxiliary positioning plate 31 is additionally provided with the rotary table 30, the auxiliary positioning plate 31 is located at the copper with fin 2
The side of pipe 4.
It is provided with guide rail 17 on the door positioning seat 13, the first connecting rod in more than one parallel-crank mechanism 15
15.1 slips are arranged on guide rail 17.
Described electric tube expander, in addition to frame 20, door positioning seat 13 and rotary table 30 pass through pivoting support and frame
20 connect；Motor is provided with the frame 20, the output shaft of the motor connects with the rotating shaft 21 of door positioning seat 13.
Conducting slip ring is set in rotating shaft 21, with ensure door positioning seat 13 rotate when, electric wire and then together then
It is disconnected by twisting.
The parallel-crank mechanism 15 is more than two, vertically arranged.
The tube expansion mouth expander includes the first mouth expander 1 and the second mouth expander 5, and feeding work is disposed with frame 20
Position, the first enlarging station, tube expansion station and the second enlarging station, the first mouth expander 1 are arranged on the first enlarging station, tube expanding mechanism
Tube expansion station is arranged on, the second mouth expander 5 is arranged on the second enlarging station；Copper pipe 4 obtains after the enlarging of the first mouth expander 1
One horn mouth 11, copper pipe 4 obtain the second horn mouth 12 after the enlarging of the second mouth expander 5, and the internal diameter of the second horn mouth 12 is more than
The internal diameter of first horn mouth 11.
The tube expanding mechanism includes crossbeam 22 and output motor, sees Fig. 7, and crossbeam 22 connects with frame 20, output motor
Rotating shaft connects with the first eccentric gear 23, and the second eccentric gear 24 engages with the first eccentric gear 23, and the first eccentric gear 23 is logical
Cross the first rocking arm 27 with seven-link assembly 28 to connect, seven-link assembly 28 connects with mouth of pipe lock sleeve 7, and the second eccentric gear 24 passes through
Two rocking arms 25 connect with the 8th connecting rod 26, and the 8th connecting rod 26 connects with expander roll 6.
Above-mentioned flaring mechanism is suitable equivalent to toggle, the first eccentric gear and the second eccentric gear therein
All it is connecting rod in addition in crank, when toggle rotates, is led with the towing plate for being provided with mouth expander along above
Rail sliding block slides up and down, so as to realize the function of enlarging.
In the present embodiment, crossbeam is linked together by guide rail slide block and frame 20.
The operating method of electric tube expander, comprises the following steps：
Step 1, door positioning seat 13 is gone to by feeding station by the motor in frame 20, be first according to band fin 2
Copper pipe 4 whole height, setting height(from bottom) of the regulation parallel-crank mechanism 15 on door positioning seat 13 then will be with fin 2
Copper pipe 4 be arranged on rotary table 30 U pipes locking seat 3 on；The side of copper pipe 4 with fin 2 respectively with auxiliary positioning plate
31st, third connecting rod 15.3 is abutted together.
Above is for the operating method for the parallel-crank mechanism that can be slided on guide rail, when for more than two
During the configuration of parallel-crank mechanism, it can be operated using following method.
Step 1, door positioning seat 13 is gone to by feeding station by the motor in frame 20, on door positioning seat 13
Parallel-crank mechanism 15 includes the first parallel-crank mechanism, the second parallel-crank mechanism and the 3rd parallelogram machine
Structure.
Wherein, when the copper pipe 4 with fin 2 whole height be less than the first parallel-crank mechanism Auxiliary support height and
Higher than auxiliary positioning plate 31 Auxiliary support height when, by the telescoping mechanism in door positioning seat 13 by the first parallelogram machine
Six-bar linkage 15.6 in structure stretches out and drives the 5th connecting rod 15.5 in the first parallel-crank mechanism so that first parallel four
Bian Xing mechanisms open completely, are then arranged on the copper pipe 4 with fin 2 in the U pipes locking seat 3 of rotary table 30, now, band
The side of the copper pipe 4 of fin 2 is resisted against with the third connecting rod 15.3 in auxiliary positioning plate 31, the first parallel-crank mechanism respectively
Together.The Auxiliary support of first parallel-crank mechanism highly refers to that the first parallel-crank mechanism can reach most after opening
Big Auxiliary support height；See Fig. 7.
When the whole height of the copper pipe 4 with fin 2 is less than the Auxiliary support height of the second parallel-crank mechanism and is higher than
During the Auxiliary support height of the first parallel-crank mechanism, by the telescoping mechanism in door positioning seat 13 by the first parallelogram
Six-bar linkage 15.6 in mechanism stretches out and drives the 5th connecting rod 15.5 in the first parallel-crank mechanism so that first is parallel
Quadrangular mechanism is opened completely, by the telescoping mechanism in door positioning seat 13 by the six-bar linkage in the second parallel-crank mechanism
15.6 are stretched out and drive the 5th connecting rod 15.5 in the second parallel-crank mechanism so that the second parallel-crank mechanism is beaten completely
Open, be then arranged on the copper pipe 4 with fin 2 in the U pipes locking seat 3 of rotary table 30, now, the copper pipe 4 with fin 2
Side respectively with the third connecting rod 15.3 in auxiliary positioning plate 31, the first parallel-crank mechanism, the second parallel-crank mechanism
In third connecting rod 15.3 be abutted together.
When the whole height of the copper pipe 4 with fin 2 is less than the Auxiliary support height of the 3rd parallel-crank mechanism and is higher than
During the Auxiliary support height of the second parallel-crank mechanism, by the telescoping mechanism in door positioning seat 13 by the first parallelogram
Six-bar linkage 15.6 in mechanism stretches out and drives the 5th connecting rod 15.5 in the first parallel-crank mechanism so that first is parallel
Quadrangular mechanism is opened completely, by the telescoping mechanism in door positioning seat 13 by the six-bar linkage in the second parallel-crank mechanism
15.6 are stretched out and drive the 5th connecting rod 15.5 in the second parallel-crank mechanism so that the second parallel-crank mechanism is beaten completely
Open, the six-bar linkage 15.6 in the 3rd parallel-crank mechanism is stretched out by the telescoping mechanism in door positioning seat 13 and drives
The 5th connecting rod 15.5 in three parallel-crank mechanisms so that the 3rd parallel-crank mechanism is opened completely, then will be with fin 2
Copper pipe 4 be arranged in the U pipes locking seat 3 of rotary table 30, now, the side of the copper pipe 4 with fin 2 respectively with aid in it is fixed
Position plate 31, the third connecting rod 15.3 in the first parallel-crank mechanism, the third connecting rod 15.3 in the second parallel-crank mechanism,
Third connecting rod 15.3 in 3rd parallel-crank mechanism is abutted together.
Next, it is step 2.
Step 2, door positioning seat 13 and copper pipe 4 with fin 2 are gone to by the first expansion by the motor in frame 20
Mouth station, first pressing plate frame 14 are located at the outside of frame 20；
The synchronizing wheel 14.1 of first pressing plate frame 14 is connected with the reductor of servomotor 50, passes through servomotor 50
Effect so that first pressing plate frame 14 advances and with another side compression of the copper pipe 4 with fin 2, and the copper pipe 4 with fin 2 is just pressed
Tightly between auxiliary positioning plate 31, third connecting rod 15.3 and first pressing plate frame 14；The first enlarging being arranged in frame 20
Device 1 carries out first time enlarging in the presence of drive mechanism, to copper pipe；
Step 3, after first time, enlarging terminated, in the presence of servomotor 50, first pressing plate frame 14 moves backward,
And return to the outside of frame 20；
Step 4, door positioning seat 13 and copper pipe 4 with fin 2 are gone to by tube expansion work by the motor in frame 20
Position；Second pressing plate frame 14 is located at the outside of frame 20；
The synchronizing wheel 14.1 of second pressing plate frame 14 is connected with the reductor of servomotor 50, passes through servomotor 50
Effect so that another side compression of second pressing plate frame 14 and the copper pipe 4 with fin 2, the copper pipe 4 with fin 2 is just pressed on auxiliary
Help between location-plate 31, third connecting rod 15.3 and second pressing plate frame 14；The tube expanding mechanism in frame 20 is arranged on to copper pipe
Carry out tube expansion；
Step 5, after tube expansion terminates, in the presence of servomotor 50, second pressing plate frame 14 is de- with servomotor 50
From；Second pressing plate frame 14 leaves tube expansion station, and returns to the outside of frame 20；
Step 6, door positioning seat 13 and copper pipe 4 with fin 2 are gone to by the second expansion by the motor in frame 20
Mouth station；3rd pressing plate frame 14 is located at the outside of frame 20；
The synchronizing wheel 14.1 of 3rd pressing plate frame 14 is connected with the reductor of servomotor 50, passes through servomotor 50
Effect so that another side compression of the 3rd pressing plate frame 14 and the copper pipe 4 with fin 2, the copper pipe 4 with fin 2 is just pressed on auxiliary
Help between location-plate 31, third connecting rod 15.3 and the 3rd pressing plate frame 14；The second mouth expander 5 being arranged in frame 20 is driving
In the presence of motivation structure, second of enlarging is carried out to copper pipe；
Step 7, after second of enlarging terminates, in the presence of servomotor 50, the 3rd pressing plate frame 14 and servo electricity
Machine 50 departs from；3rd pressing plate frame 14 leaves the second enlarging station, and returns to the outside of frame 20.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of electric tube expander, including door positioning seat (13) and tube expansion mouth expander, it is characterized in that door positioning seat (13) and revolution work
Platform (30) connects, and U pipes locking seat (3) is arranged on rotary table (30), is provided with door positioning seat (13) more than one
Parallel-crank mechanism (15), the copper pipe (4) with fin (2) are arranged in U pipes locking seat (3), the copper pipe (4) with fin (2)
Side connect with parallel-crank mechanism (15), the opposite side of the copper pipe (4) with fin (2) connects with pressing plate frame (14)；
The parallel-crank mechanism (15) includes first connecting rod (15.1), second connecting rod (15.2), third connecting rod (15.3), the
Double leval jib (15.4) and the 5th connecting rod (15.5), wherein, first connecting rod (15.1) connects with door positioning seat (13), second connecting rod
(15.2) one end of one end and first connecting rod (15.1) is hinged, the other end and the third connecting rod (15.3) of second connecting rod (15.2)
One end be hinged, third connecting rod (15.3) is resisted against the side of the copper pipe (4) with fin (2), third connecting rod (15.3) it is another
One end with fourth link (15.4) is held to be hinged, the other end of fourth link (15.4) is cut with scissors with the other end of first connecting rod (15.1)
Connect；The middle part or fourth link (15.4) that the other end of 5th connecting rod (15.5) passes through movable latch and second connecting rod (15.2)
Middle part is hinged；
The parallel-crank mechanism (15) also includes six-bar linkage (15.6), be provided with first connecting rod (15.1) perforate or
Groove, one end of six-bar linkage (15.6) connect with the telescoping mechanism being arranged in a positioning seat (13), six-bar linkage (15.6)
The other end is hinged through one end after perforate or groove with the 5th connecting rod (15.5)；
The cylinder (32) for clamping U pipes locking seat (3) is provided with the rotary table (30), frame is provided with (20)
Servomotor (50), the servomotor (50) are located at the lower section of pressing plate frame (14), are provided with below pressing plate frame (14) and ball
The synchronizing wheel (14.1) that screw mandrel is meshed, servomotor (50) are connected by reductor with synchronizing wheel (14.1).
2. electric tube expander according to claim 1, can be according to band fin (2) it is characterized in that being provided with the pressing plate frame (14)
Copper pipe (4) whole height and automatically adjust clamp height automatic hoisting mechanism.
3. electric tube expander according to claim 1, it is characterized in that being additionally provided with auxiliary positioning on the rotary table (30)
Plate (31), the auxiliary positioning plate (31) are located at the side of the copper pipe (4) with fin (2)；It is provided with the door positioning seat (13)
Guide rail (17), what the first connecting rod (15.1) in more than one parallel-crank mechanism (15) slided is arranged on guide rail (17)
On；The parallel-crank mechanism (15) of more than two is vertically arranged.
4. electric tube expander according to any one of claims 1 to 3, it is characterized in that also include frame (20), door positioning seat (13) and
Rotary table (30) is connected by pivoting support with frame (20)；Motor is provided with the frame (20), the driving
The output shaft of motor connects with the rotating shaft (21) of door positioning seat (13).
5. electric tube expander according to claim 4, it is characterized in that the tube expansion mouth expander includes the first mouth expander (1), second
Mouth expander (5) and tube expanding mechanism, feeding station, the first enlarging station, tube expansion station and second are disposed with frame (20)
Enlarging station, the first mouth expander (1) are arranged on the first enlarging station, and tube expanding mechanism is arranged on tube expansion station, the second mouth expander (5)
It is arranged on the second enlarging station；Copper pipe (4) obtains the first horn mouth (11) after the first mouth expander (1) enlarging, then copper pipe
(4) the second horn mouth (12) is obtained after the second mouth expander (5) enlarging, the internal diameter of the second horn mouth (12) is more than the first loudspeaker
The internal diameter of mouth (11).
6. electric tube expander according to claim 5, it is characterized in that the tube expanding mechanism includes crossbeam (22) and output motor, it is horizontal
Beam (22) connects with frame (20), and the rotating shaft of output motor connects with the first eccentric gear (23), the second eccentric gear (24) with
First eccentric gear (23) is engaged, and the first eccentric gear (23) is connected by the first rocking arm (27) with seven-link assembly (28), and the 7th
Connecting rod (28) connects with mouth of pipe lock sleeve (7), and the second eccentric gear (24) passes through the second rocking arm (25) and the 8th connecting rod (26) phase
Connect, the 8th connecting rod (26) connects with expander roll (6).
A kind of 7. operating method of electric tube expander as claimed in claim 1, it is characterized in that comprising the following steps：
Step 1, door positioning seat (13) is gone to by feeding station by the motor in frame (20), be first according to band fin
(2) whole height of copper pipe (4), setting height(from bottom) of one parallel-crank mechanism (15) of regulation on door positioning seat (13),
Then copper pipe (4) that will be with fin (2) is arranged in the U pipes locking seat (3) of rotary table (30)；Copper pipe with fin (2)
(4) side is abutted together with auxiliary positioning plate (31), third connecting rod (15.3) respectively；
Or door positioning seat (13) is gone to by feeding station by the motor in frame (20), on door positioning seat (13)
Parallel-crank mechanism (15) includes the first parallel-crank mechanism, the second parallel-crank mechanism and the 3rd parallelogram machine
Structure；Wherein,
When the whole height of the copper pipe (4) with fin (2) is less than the Auxiliary support height of the first parallel-crank mechanism and is higher than
During the Auxiliary support height of auxiliary positioning plate (31), by the telescoping mechanism in door positioning seat (13) by the first parallelogram machine
Six-bar linkage (15.6) in structure stretches out and drives the 5th connecting rod (15.5) in the first parallel-crank mechanism so that first is flat
Row quadrangular mechanism is opened completely, and copper pipe (4) that then will be with fin (2) is arranged on the U pipe locking seats of rotary table (30)
(3) on, now, the side of the copper pipe (4) with fin (2) respectively with auxiliary positioning plate (31), the first parallel-crank mechanism
Third connecting rod (15.3) be abutted together；Wherein, the Auxiliary support of the first parallel-crank mechanism highly refers to that first is parallel
The maximum Auxiliary support height that quadrangular mechanism can reach after opening；
When the whole height of the copper pipe (4) with fin (2) is less than the Auxiliary support height of the second parallel-crank mechanism and is higher than
During the Auxiliary support height of the first parallel-crank mechanism, by the telescoping mechanism in door positioning seat (13) by the first parallel four side
Six-bar linkage (15.6) in shape mechanism stretches out and drives the 5th connecting rod (15.5) in the first parallel-crank mechanism so that the
One parallel-crank mechanism is opened completely, by the telescoping mechanism in door positioning seat (13) by the second parallel-crank mechanism
Six-bar linkage (15.6) stretches out and drives the 5th connecting rod (15.5) in the second parallel-crank mechanism so that the second parallel four side
Shape mechanism is opened completely, and copper pipe (4) that then will be with fin (2) is arranged in the U pipes locking seat (3) of rotary table (30),
Now, the side of the copper pipe (4) with fin (2) respectively with the 3rd in auxiliary positioning plate (31), the first parallel-crank mechanism
Third connecting rod (15.3) in connecting rod (15.3), the second parallel-crank mechanism is abutted together；
When the whole height of the copper pipe (4) with fin (2) is less than the Auxiliary support height of the 3rd parallel-crank mechanism and is higher than
During the Auxiliary support height of the second parallel-crank mechanism, by the telescoping mechanism in door positioning seat (13) by the first parallel four side
Six-bar linkage (15.6) in shape mechanism stretches out and drives the 5th connecting rod (15.5) in the first parallel-crank mechanism so that the
One parallel-crank mechanism is opened completely, by the telescoping mechanism in door positioning seat (13) by the second parallel-crank mechanism
Six-bar linkage (15.6) stretches out and drives the 5th connecting rod (15.5) in the second parallel-crank mechanism so that the second parallel four side
Shape mechanism opens completely, by the telescoping mechanism in door positioning seat (13) by the six-bar linkage in the 3rd parallel-crank mechanism
(15.6) stretch out and drive the 5th connecting rod (15.5) in the 3rd parallel-crank mechanism so that the 3rd parallel-crank mechanism is complete
Complete to open, copper pipe (4) that then will be with fin (2) is arranged in the U pipes locking seat (3) of rotary table (30), now, band wing
The side of the copper pipe (4) of piece (2) respectively with the third connecting rod in auxiliary positioning plate (31), the first parallel-crank mechanism
(15.3), the third connecting rod (15.3) in the second parallel-crank mechanism, the third connecting rod in the 3rd parallel-crank mechanism
(15.3) it is abutted together；
Step 2, door positioning seat (13) and copper pipe (4) with fin (2) are gone to by the motor in frame (20)
One enlarging station, first pressing plate frame (14) are located at the outside of frame (20)；
The synchronizing wheel (14.1) of first pressing plate frame (14) is connected with the reductor of servomotor (50), passes through servomotor
(50) effect so that first pressing plate frame (14) advance and with another side compression of the copper pipe (4) with fin (2), with fin
(2) copper pipe (4) is just pressed between auxiliary positioning plate (31), third connecting rod (15.3) and first pressing plate frame (14)；If
The first mouth expander (1) in frame (20) is put in the presence of drive mechanism, first time enlarging is carried out to copper pipe；
Step 3, after first time, enlarging terminated, in the presence of servomotor (50), first pressing plate frame (14) moves backward,
And return to the outside of frame (20)；
Step 4, door positioning seat (13) and copper pipe (4) with fin (2) gone to by the motor in frame (20) swollen
Plumber position；Second pressing plate frame (14) is located at the outside of frame (20)；
The synchronizing wheel (14.1) of second pressing plate frame (14) is connected with the reductor of servomotor (50), passes through servomotor
(50) effect so that second pressing plate frame (14) and another side compression of the copper pipe (4) with fin (2), the copper with fin (2)
Pipe (4) is just pressed between auxiliary positioning plate (31), third connecting rod (15.3) and second pressing plate frame (14)；It is arranged on frame
(20) tube expanding mechanism on carries out tube expansion to copper pipe；
Step 5, after tube expansion terminates, in the presence of servomotor (50), second pressing plate frame (14) and servomotor (50)
Depart from；Second pressing plate frame (14) leaves tube expansion station, and returns to the outside of frame (20)；
Step 6, door positioning seat (13) and copper pipe (4) with fin (2) are gone to by the motor in frame (20)
Two enlarging stations；3rd pressing plate frame (14) is located at the outside of frame (20)；
The synchronizing wheel (14.1) of 3rd pressing plate frame (14) is connected with the reductor of servomotor (50), passes through servomotor
(50) effect so that the 3rd pressing plate frame (14) and another side compression of the copper pipe (4) with fin (2), the copper with fin (2)
Pipe (4) is just pressed between auxiliary positioning plate (31), third connecting rod (15.3) and the 3rd pressing plate frame (14)；It is arranged on frame
(20) the second mouth expander (5) on carries out second of enlarging in the presence of drive mechanism, to copper pipe；
Step 7, after second of enlarging terminates, in the presence of servomotor (50), the 3rd pressing plate frame (14) and servo electricity
Machine (50) departs from；3rd pressing plate frame (14) leaves the second enlarging station, and returns to the outside of frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290526.2A CN105033080B (en) | 2015-05-29 | 2015-05-29 | A kind of electric tube expander and its operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290526.2A CN105033080B (en) | 2015-05-29 | 2015-05-29 | A kind of electric tube expander and its operating method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105033080A CN105033080A (en) | 2015-11-11 |
| CN105033080B true CN105033080B (en) | 2018-02-13 |
Family
ID=54440379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510290526.2A Active CN105033080B (en) | 2015-05-29 | 2015-05-29 | A kind of electric tube expander and its operating method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105033080B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983855A (en) * | 2017-11-30 | 2018-05-04 | 珠海格力智能装备有限公司 | Frame body adjusting mechanism and there is its electric tube expander |
| CN108031759B (en) * | 2017-11-30 | 2024-02-27 | 珠海格力智能装备有限公司 | Tube expander |
| CN109127926A (en) * | 2018-07-28 | 2019-01-04 | 中山市弘毅制冷设备有限公司 | A kind of expansion tube method of electric tube expander |
| CN110538933B (en) * | 2019-09-19 | 2020-12-01 | 珠海格力智能装备有限公司 | High specification switching mechanism of electric tube expander receiving seat |
| CN111014480B (en) * | 2019-12-06 | 2022-01-28 | 珠海格力智能装备有限公司 | Pipe fitting processing device |
| CN111299439B (en) * | 2020-04-07 | 2022-03-01 | 珠海格力智能装备有限公司 | Automatic positioning structure and expanding tube flaring system |
| CN111570640A (en) * | 2020-05-28 | 2020-08-25 | 珠海格力智能装备有限公司 | Assembly line |
| CN111922219B (en) * | 2020-08-07 | 2022-08-02 | 珠海格力智能装备有限公司 | Fixed knot constructs and electric tube expander |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5568136A (en) * | 1978-11-15 | 1980-05-22 | Toyota Motor Corp | Pipe end working method and pipe end working device |
| US4761866A (en) * | 1986-11-25 | 1988-08-09 | Sundstrand Corporation | Method of working in situ the end of a heat exchanger tube |
| CN201324800Y (en) * | 2008-10-14 | 2009-10-14 | 中山市奥美森工业有限公司 | Novel forcible tube expander |
| CN101722242A (en) * | 2008-10-17 | 2010-06-09 | 铜联商务咨询（上海）有限公司 | Non-contraction tube expanding equipment |
| CN104128517B (en) * | 2014-08-05 | 2016-06-15 | 中山市奥美森工业有限公司 | A kind of multistation electric tube expander |
| CN104353746A (en) * | 2014-09-28 | 2015-02-18 | 宁波精达成形装备股份有限公司 | Rack components of four-station vertical pipe expanding machine and four-station vertical pipe expanding machine adopting same |
| CN204276699U (en) * | 2014-11-12 | 2015-04-22 | Tcl空调器(中山)有限公司 | Expand tube mouth expander and expand tube pipe-expanding machine |
| CN204867177U (en) * | 2015-05-29 | 2015-12-16 | 中山市特克精密机械有限公司 | A pipe expanding machine |
-
2015
- 2015-05-29 CN CN201510290526.2A patent/CN105033080B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105033080A (en) | 2015-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105033080B (en) | A kind of electric tube expander and its operating method | |
| CN101474651B (en) | Integrated pipe bender | |
| WO2019153918A1 (en) | Fully-automated mattress spring frame manufacturing method and apparatus thereof | |
| CN109049073A (en) | A kind of industrial pipes ring cutting device | |
| CN108124696B (en) | Automatic collar sleeving machine and collar sleeving method suitable for edible fungi packaging collar | |
| CN113245777B (en) | Flexible spot welding tool fixture for axle body | |
| CN104128517A (en) | Multi-station pipe expander | |
| CN116251921B (en) | Cold header for processing parts | |
| CN110311282A (en) | A kind of LED solder terminal press and twisted wire welding method | |
| CN204867177U (en) | A pipe expanding machine | |
| CN211304526U (en) | Single-cylinder centering clamping mechanism | |
| CN103997170B (en) | Automatic integrated line clamping and threading device for motor rotor | |
| CN204182847U (en) | The cold-forging former clamping device that can automatically open and overturn | |
| CN201446427U (en) | Frock clamp for manufacturing glass die | |
| CN107855388B (en) | Bending method for handware | |
| CN212857160U (en) | Rotary positioning feeding device | |
| CN211564284U (en) | Necking die for circular tube | |
| CN205437086U (en) | Tube drawing mechanism for centrifuge | |
| CN104226885B (en) | For extracting the manipulator of band through-hole parts | |
| CN104707916A (en) | Flaring device | |
| CN220498301U (en) | Tensioning mechanism for inner diameter tensioning of pipe workpiece along axial direction | |
| CN204620886U (en) | A kind of expanding device | |
| CN202626020U (en) | Pin bending machine for spiral tube of energy-saving lamp | |
| CN105170727A (en) | Veneer reeling machine for conical cylinder | |
| CN110961478A (en) | Rotary positioning feeding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181009 Address after: 528400, third floor second card, No. 6, Long Zhu Road, Sha Chung, Zhongshan, Guangdong. Patentee after: ZHONGSHAN JINGDA TEKE MACHINERY CO., LTD. Address before: 528400 No. 137-149, West Ring Road, South District, Zhongshan, Zhongshan, Guangdong (three of building J) Patentee before: ZHONGSHAN TEKE PRECISION MACHINE CO., LTD. |