Suspended automatic pressure-maintaining tumor pushing mechanism
Technical field
The utility model relates to steel rail flash welding machine fields, in particular to a kind of suspension of steel rail flash welding machine
Formula automatic pressure-maintaining Tui Liu mechanism.
Background technique
Currently, railway traffic, which is substantially all, uses gapless track, and what is used in gapless track major part is all mobile
Flash welder completes the welding of live rail.Its welding line joint quality stablize, have welding quality judge, welding data collecting and
Store function;After the completion of welding, overlap to be cut down at high operating temperatures.Live common mobile flash welder pushes away tumor
Mode is broadly divided into pressure-maintaining tumor pushing and non-pressure-maintaining tumor pushing.
The flash welder of existing non-pressure-maintaining tumor pushing type pushes away tumor device automatically equipped with a set of, does not need manually to hang knife, but
This pushes away tumor device and is only limitted to install and use on non-pressure-maintaining tumor pushing flash welder.Since non-pressure-maintaining tumor pushing flash welder is in welding procedure
On defect and electrode welder wears more serious reason in the welding process, live rail welding is less to use this type
Welding machine.Such as Chinese patent CN201304549Y rail welding machine suspended type tool-setting mechanism, such mechanism is mainly applied in non-pressure maintaining
The flash welder for pushing away tumor type, when pushing away tumor, the clamping cylinder that installation pushes away celectome cabinet unclamps, and upset forging cylinder movement drives peace
Cabinet equipped with Tui Liu mechanism is mobile, and realization pushes away tumor.
Live rail welding largely uses the flash welder of pressure-maintaining tumor pushing type, and pressure-maintaining tumor pushing type flash welder is the same as non-
Pressure-maintaining tumor pushing type flash welder is compared, it can be eliminated due to the influence that tensile stress generates weld seam in rail, and its electrode
It is not easy to wear.The flash welder of existing pressure-maintaining tumor pushing type has a set of pressure-maintaining tumor pushing device.Such as Chinese patent
CN201427222Y pressure-maintaining tumor pushing device.This analogizes tumor device and needs manually push away celectome in advance and hang on rail, abuts against knife
On frame, tumor oil cylinder pushing knife rest is pushed away, and then pushes away the function that celectome completes excision overlap.After the completion of pushing away tumor, manually will also it need
Celectome is pushed away to remove from rail.There are the following problems: (1) artificial extension knife is all random, often occurs pushing away and hurts rail mother
Material and steel rail welding line are except the left and right sides asymmetric phenomenon of overlap reinforcement after tumor;(2) it manually hangs, take knife, labor intensity of workers is big,
Especially manual operation at high operating temperatures, is also easy to damage people;(3) after pushing away the abrasion of celectome cutting edge, celectome cutting edge is pushed away
With the gap of rail, scene can not also be adjusted, can only depot repair.
Summary of the invention
To solve the above problems, the purpose of the utility model is to provide a kind of suspended automatic pressure-maintaining tumor pushing mechanism, it can be real
Knife is now hung automatically, is pushed away tumor automatically, is not required to artificially hang and take knife;The gap of celectome cutting edge and rail is pushed away, scene can also adjust.
The concrete scheme of the utility model is as follows:
A kind of suspended automatic pressure-maintaining tumor pushing mechanism, it is characterised in that: including welding machine cabinet, the welding machine cabinet includes a left side
Cabinet and right case are separately installed with one on each cabinet and push away tumor oil cylinder, push away tumor oil cylinder and be connected with celectome frame is pushed away, described to push away tumor
Knife rest is connected with celectome device is pushed away, and is equipped with synchronising (connecting) rod seat on the welding machine cabinet, and the connecting rod is connected with synchronising (connecting) rod seat,
The connecting rod is connected with pull rod upper end, and pull rod upper end is pierced into one end of spring, and the other end nut of the spring is simultaneously tight, described
Spring one end equipped with nut is in hanging state, and the pull rod remains uptrend under spring force,
It thus is avoided that push away celectome device drives with the interference of rail top of steel rail, the welding machine cabinet when clamping, unclamping rail when closing knife
Synchronising (connecting) rod seat up and down, while driving connecting rod up and down and then driving and pushing away celectome device raising and lowering;The drawing
Bar is connected with the top knife for pushing away celectome device top.
The celectome device that pushes away includes left broadsword and right broadsword, the left broadsword and right broadsword by pin shaft respectively with top
Knife is hinged, and the left broadsword and right broadsword are provided with kidney slot, and toolsetting eccentric bushing, the top knife two are equipped in the kidney slot
Side is threaded hole, and the pull rod is mounted on top knife two sides by pin shaft.Cover board is installed on the left broadsword and right broadsword,
The celectome device that pushes away passes through pull rod, hanging on welding machine cabinet, during pushing away tumor, pushes away celectome device, pull rod, bullet
Spring cooperates the stretching for pushing away tumor oil cylinder, retracts and complete to push away tumor automatically under the swing effect of connecting rod.
The tumor oil cylinder that pushes away is connected by extension bar with celectome frame is pushed away.
The synchronising (connecting) rod seat is connected and installed with connecting rod mounting base, and the connecting rod mounting base is hinged with connecting rod.
The connecting rod is connected by hinged block with pull rod upper end.
The celectome device that pushes away is connect by screw with celectome frame is pushed away.
The synchronising (connecting) rod seat can guarantee right case when clamping cylinder stretches out or retracts while around center axis rotation, real
Existing cabinet is synchronous to unclamp or clamps rail, and the synchronising (connecting) rod seat is as the flexible realization of clamping cylinder ramps and declines dynamic
Make.
Further, when left box body and right case intermediate lateral are equipped with clamping cylinder, the synchronous of clamping cylinder connects
Pole socket is hinged by the connecting rod being mounted on left box body and right case.
Further, when left box body and right case center vertical are equipped with clamping cylinder, the synchronous of clamping cylinder connects
Pole socket be directly installed on clamping cylinder piston rod and by connecting rod and left and right cabinet it is hinged.
After adopting the above structure, it pushes away celectome to be suspended on cabinet synchronising (connecting) rod seat by structures such as spring links, and passes through
Kidney slot on left and right broadsword links together with knife rest.When welding, celectome is pushed away with completion when left and right cabinet clamps rail
On rail from dynamic circuit connector knife, when pushing away tumor, push away tumor oil cylinder by extension bar push knife rest and push away celectome device completion push away tumor, weld
After the completion, it is automatic separated on rail with completing when left and right cabinet unclamps rail to push away celectome, pushes away celectome and leaves steel automatically
Rail.In the whole welding process, it pushes away celectome to be suspended on cabinet always, without artificially hanging and taking knife.Push away celectome and steel rail web
Gap can be adjusted by replacing the eccentric bushing being mounted on broadsword;The gap of celectome Yu rail top of steel rail and rail bottom is pushed away, can be passed through
Preloading spring adjusts.
Utility model has the advantages that
1, the utility model is able to achieve automatic extension knife, pushes away tumor automatically, is not required to artificially hang and take knife, reduces labor intensity;
2, the utility model can adjust the gap for pushing away celectome cutting edge and rail at the scene, improve the service efficiency for pushing away celectome;
3, the utility model avoids the artificial randomness for hanging knife and pushes away tumor after gap adjustment is suitable because being automatic extension knife
Quality is more stable.
4, the structure of the utility model is suitable for the pressure-maintaining tumor pushing mechanism of most of live flash welder.
Detailed description of the invention
Fig. 1 is integral structure layout's schematic diagram of the utility model.
Fig. 2 is the utility model main view.
Fig. 3 is the A-A cross-sectional view of Fig. 2.
Fig. 4-Fig. 5 is that the utility model pushes away celectome apparatus structure schematic diagram.
In attached drawing:
1. synchronising (connecting) rod seat, 2. connecting rod mounting bases, 3. connecting rods, 4. hinged blocks, 5. pull rods, 6. rail, 7. push away celectome device,
8. pushing away celectome frame, 9. springs, 10. nuts, 11. push away tumor oil cylinder, and 12. extension bars, 71. eccentric bushings, 72. left broadswords, 73. push up knives,
74. right broadsword, 75. cover boards.
Specific embodiment
Embodiment 1
A kind of suspended automatic pressure-maintaining tumor pushing mechanism includes welding machine cabinet, and the welding machine cabinet includes left box body and right case
Body is separately installed with one on each cabinet and pushes away tumor oil cylinder 11, pushes away tumor oil cylinder 11 and be connected with celectome frame 8 is pushed away, described to push away celectome frame 8
It is connected with celectome device 7 is pushed away, synchronising (connecting) rod seat 1 is installed on the welding machine cabinet, the synchronising (connecting) rod seat 1 is connected with connecting rod 3,
The connecting rod 3 is connected with 5 upper end of pull rod, and 5 upper end of pull rod is pierced into one end of spring 9, the other end of the spring 9 with nut 10 simultaneously
Tightly, described 9 one end of spring equipped with nut 10 is in hanging state, the pull rod 5 and the top knife 73 for pushing away 7 top of celectome device
It is connected.
Embodiment 2
A kind of suspended automatic pressure-maintaining tumor pushing mechanism, it is characterised in that: including welding machine cabinet, the welding machine cabinet includes a left side
Cabinet and right case are separately installed with one on each cabinet and push away tumor oil cylinder 11, push away tumor oil cylinder 11 and be connected with celectome frame 8 is pushed away, institute
It states and pushes away celectome frame 8 and be connected with celectome device 7 is pushed away, synchronising (connecting) rod seat 1, the synchronising (connecting) rod seat 1 are installed on the welding machine cabinet
Be connected with connecting rod 3, the connecting rod 3 is connected with 5 upper end of pull rod, and 5 upper end of pull rod is pierced into one end of spring 9, the spring 9 it is another
End nut 10 is simultaneously tight, and described 9 one end of spring equipped with nut 10 is in hanging state, work of the pull rod 5 in spring force
Remain that uptrend, the cabinet drive 1 up and down of synchronising (connecting) rod seat when clamping, unclamping rail 6 under, together
When drives 3 up and down of connecting rod, and drive pushes away 7 raising and lowering of celectome device in turn;The pull rod 5 with push away 7 top of celectome device
Top knife 73 be connected.
The celectome device 7 that pushes away includes left broadsword 72 and right broadsword 74, and the left broadsword 72 and right broadsword 74 pass through pin
Axis is hinged with top knife 73 respectively, and the left broadsword 72 and right broadsword 74 are installed with kidney slot, and tune is equipped in the kidney slot
Knife eccentric bushing 71,73 two sides of top knife are threaded hole, and the pull rod 5 is mounted on top 73 two sides of knife by pin shaft.It is described
Cover board 75 is installed on left broadsword 72 and right broadsword 74, pushes away celectome device 7 and is suspended on welding machine cabinet, during pushing away tumor,
Celectome device 7, pull rod 5, spring 9 is pushed away to cooperate the stretching for pushing away tumor oil cylinder 11 under the swing effect of connecting rod 3, retract completion
Automatically tumor is pushed away.
The tumor oil cylinder 11 that pushes away is connected by extension bar 12 with celectome frame 8 is pushed away.
The synchronising (connecting) rod seat 1 is connected with connecting rod mounting base 2, and the connecting rod mounting base 2 is connected with connecting rod 3.
The connecting rod 3 is connected by hinged block 4 with 5 upper end of pull rod.
The celectome device 7 that pushes away is connect by screw with celectome frame 8 is pushed away.
The synchronising (connecting) rod seat 1 can guarantee when clamping cylinder stretches out or retracts right case simultaneously around center axis rotation,
Realize that cabinet is synchronous and unclamp or clamp rail 6, the synchronising (connecting) rod seat 1 with the flexible realization of clamping cylinder ramp and under
Drop movement.
Further, when left box body and right case intermediate lateral are equipped with clamping cylinder, the synchronous of clamping cylinder connects
Pole socket 1 is hinged by the connecting rod 3 being mounted on left box body and right case.
Further, when left box body and right case center vertical are equipped with clamping cylinder, step up the synchronous of oil cylinder and connect
Pole socket 1 be directly installed on clamping cylinder piston rod and by connecting rod 3 and left and right cabinet it is hinged.
After adopting the above structure, push away celectome by the structures such as 9 connecting rod 3 of spring be suspended on on cabinet synchronising (connecting) rod seat 1, and
It is linked together by the kidney slot on left and right broadsword 74 with knife rest.When welding, celectome is pushed away with left and right cabinet clamping cylinder
Clamp rail 6 complete on rail 6 from dynamic circuit connector knife, when pushing away tumor, push away tumor oil cylinder 11 and push by extension bar 12 knife rest and pushing away
Celectome completion pushes away tumor, after the completion of welding, pushes away celectome with left and right cabinet clamping cylinder release rail 6 to complete on rail 6
It is automatic to separate, it pushes away celectome and leaves rail 6 automatically.In the whole welding process, it pushes away celectome to be suspended on cabinet always, without artificial
Hang and take knife.The gap of celectome Yu 6 web of the rail of rail is pushed away, can be adjusted by replacing the eccentric bushing 71 being mounted on broadsword;Push away celectome
With the gap on rail 6 rail top and rail bottom, can be adjusted by preloading spring 9.
The present invention will be further described with reference to the accompanying drawing:
As shown in Figure 1, a kind of suspended automatic pressure-maintaining tumor pushing mechanism, is pushed away with the automatic pressure-maintaining of steel rail flash welding machine on site
Tumor.
As shown in Figure 1, Figure 2, Fig. 3: the synchronising (connecting) rod seat 1 is that clamping cylinder stretches out or can guarantee right case simultaneously when retracting
It around center axis rotation, realizes that cabinet is synchronous and unclamps or clamp rail, synchronising (connecting) rod seat 1 can be on straight line with the flexible of clamping cylinder
It rises and declines.
As shown in Figure 1, Figure 2, Fig. 3: the synchronising (connecting) rod seat 1 is hinged by the connecting rod being mounted on left and right cabinet.
As shown in Figure 1, Figure 2, Fig. 3: the connecting rod mounting base 2 is mounted on synchronising (connecting) rod seat 1.
As shown in Figure 1, Figure 2, Fig. 3: the connecting rod 3 is mounted in connecting rod mounting base 2 by pin shaft, hinged with connecting rod mounting base 2,
It can be achieved to swing.
As shown in Figure 1, Figure 2, Fig. 3: the hinged block 4 is linked together by general flat key and connecting rod 3.
As shown in Figure 1, Figure 2, Fig. 3: 5 upper end of pull rod passes through hinged block 4 and links together with connecting rod 3;The spring 9 pierces into
The upper end of pull rod 5, and with nut 10 and tightly;The pull rod 5 can move up and down in the hole of hinged block with the flexible of spring.
Such as Fig. 4: the celectome device that pushes away is made of top knife 73, left broadsword 72, right broadsword 74, and the left and right broadsword passes through
Pin shaft and top knife are hinged;The left and right broadsword is provided with kidney slot;
Such as Fig. 4: the toolsetting eccentric bushing 71 is mounted in the kidney slot of left and right broadsword;The toolsetting eccentric bushing 71 is to adopt
It is process with the material harder than left and right broadsword material, is unlikely to deform when pushing away tumor stress, improve the service life for pushing away celectome.
Such as Fig. 4: 73 two sides of top knife are threaded hole;The pull rod 5 is mounted on the spiral shell of top knife two sides by pin shaft
In pit.
Such as Fig. 3: the tumor oil cylinder 11 that pushes away is separately mounted on two tanks, described 12 one end of extension bar and pushes away tumor oil cylinder piston
Bar is connected, and one end is connect with celectome frame 8 is pushed away;The extension bar 12 passes through cabinet.
Such as Fig. 3, Fig. 4: the celectome 7 that pushes away is connected to by the kidney slot on left broadsword 72, right broadsword 74 with celectome frame 8 is pushed away
Together.
Such as Fig. 4: being equipped with cover board 75 on the left broadsword 72, right broadsword 74, pushed away for preventing splashing when welding from entering
In celectome kidney slot.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4: the celectome device 7 that pushes away can be by pull rod 5, connecting rod 3, spring 9, connecting rod mounting base 2
It is suspended on synchronising (connecting) rod seat 1.It is described to push away celectome device 7 and linked together by knife rest 8 with cabinet.In cabinet clamping, unclamp
When rail, up and down can be realized by pushing away celectome device 7, and from dynamic circuit connector knife, divide knife.
Preferred embodiment of the present application is described in detail above in conjunction with attached drawing, but the application is not limited to above-mentioned reality
Example is applied, within the knowledge of a person skilled in the art can be with various changes can be made, these variations belong to
Within the protection scope of the utility model.