The breaking device of flat tube blanking machine
Technical field
The present invention relates to a kind of breaking device of flat tube blanking machine, the upper and lower surface crosscut goes out upper and lower transverse groove in the precalculated position of flat tube in especially a kind of elder generation, breaks again, determines the flat tube of predetermined length.
Background technology
In order to improve the heat exchange efficiency of air cooling heat exchanger, air-condition heat exchanger develops into parallel flow type by traditional pipe type and corrugated tube type.Parallel flow heat exchanger is comprised of flat tube, header and fin.Flat tube is the carrier of carrying cold-producing medium, and the performance of heat exchanger has direct impact.Flat tube is generally the aluminum body, is provided with dividing plate in it, and the common rolling up dish for steel of flat tube takes on factory, thus heat exchanger producer need before use to flat tube smooth, straight, cut off or break.Existing breaking device complex structure, operating difficulties.
Summary of the invention
Deficiency for prior art exists the object of the present invention is to provide a kind of breaking device that can improve the flat tube blanking machine of crudy.
For achieving the above object, the present invention is by the following technical solutions:
A kind of breaking device of flat tube blanking machine comprises workbench, it is characterized in that it also comprises: the first flat tube clamping device, activity are broken seat, are broken guide rail, break cylinder, transverse cutting mechanism, the second flat tube clamping device and fixedly break seat;
Fixedly break seat and be fixed on the workbench, the first flat tube clamping device is fixed on fixedly to be broken on the seat;
Breaking guide rail is fixed on the workbench, activity is broken seat and is installed in slippingly and breaks on the guide rail, the second flat tube clamping device is fixed on activity and breaks on the seat, break cylinder action workbench and activity break between the seat with order about activity break seat away from or near fixedly breaking seat;
Transverse cutting mechanism is arranged on the workbench and breaks seat and fixedly break between the seat in activity.
Technique scheme can also adopt following technical measures further to improve.
Above-mentioned transverse cutting mechanism comprises cross slide way, knife rest, upper cutoff tool, lower cutoff tool, upper roll wheel, lower roll wheel, screw pair and servomotor;
Cross slide way is fixed on the workbench, cross slide way with break guide rail and be arranged vertically, knife rest is installed on the cross slide way slippingly, the leading screw of screw pair is hubbed on the workbench, one end of leading screw connects with servomotor, and nut and the knife rest of screw pair are fixed together;
Upper cutoff tool, lower cutoff tool, upper roll wheel and lower roll wheel are hubbed on the knife rest, upper cutoff tool is positioned at directly over the lower cutoff tool, upper roll wheel is positioned at directly over the lower roll wheel, the first flat tube clamping device and the second flat tube clamping device form a flat tube passage, gap between upper cutoff tool and the lower cutoff tool aligns to keep supplying cutoff tool with the flat tube passage and lower cutoff tool width along the flat tube passage under the driving of servomotor cuts respectively flat tube channel roof and bottom, and aliging with the flat tube passage in the gap between upper roll wheel and the lower roll wheel, the width along the flat tube passage under the driving of servomotor rolls across from flat tube passage end face and bottom surface respectively for upper roll wheel and lower roll wheel.
Above-mentioned knife rest comprises a base in the bottom, top board and four guide pillars that are fixed between base and the top board at the top;
Be arranged with roller seat and lower roller base near on two guide pillars of servomotor, be arranged with upper cutter head and lower tool rest on two guide pillars in addition, upper roll wheel, lower roll wheel, upper cutoff tool and lower cutoff tool are hubbed on respectively on roller seat, lower roller base, upper cutter head and the lower tool rest;
Spiral shell is provided with the first pull bar and the second pull bar on the top board, and the first pull bar lower end connects to drive upper roller seat lifting with upper roller seat, and the second pull bar lower end connects to drive the upper cutter head lifting with upper cutter head;
Spiral shell is provided with the 3rd pull bar and four-pull-rod on the base, and the 3rd pull bar upper end connects to drive the lower roller base lifting with lower roller base, and the four-pull-rod upper end connects to drive lower tool rest lifting with lower tool rest;
Cover has on two guide pillars of upper cutter head respectively that cover has back-moving spring, and two action of reset spring are between upper cutter head and lower tool rest and order about upper cutter head and separate with lower tool rest.
Abovementioned technology can be selected a use, also can be used in combination.
The present invention is simple and reasonable, and is easy to manufacture, easy to operate, and crudy is high.
Description of drawings
Fig. 1, the 2nd, the stereogram of two different angles of the present invention;
Fig. 3 is front view of the present invention;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the left view of Fig. 3;
Fig. 6 is the stereogram of transverse cutting mechanism;
Fig. 7 is the cutaway view of transverse cutting mechanism.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in the figure, a kind of breaking device 200 of flat tube blanking machine comprises that workbench 400, the first flat tube clamping device 210, activity are broken seat 201, broken guide rail 202, break cylinder 203, transverse cutting mechanism, the second a flat tube clamping device 220 and fixedly break 204;
Fig. 1,2,4,5 has omitted workbench 400;
Fixedly break seat and be fixed on the workbench, the first flat tube clamping device is fixed on fixedly to be broken on the seat;
Breaking guide rail is fixed on the workbench, activity is broken seat and is installed in slippingly and breaks on the guide rail, the second flat tube clamping device is fixed on activity and breaks on the seat, break cylinder action workbench and activity break between the seat with order about activity break seat away from or near fixedly breaking seat;
Transverse cutting mechanism is arranged on the workbench and breaks seat and fixedly break between the seat in activity.
Above-mentioned transverse cutting mechanism comprises cross slide way 231, knife rest, upper cutoff tool 232, lower cutoff tool 233, upper roll wheel 234, lower roll wheel 235, screw pair and servomotor 236;
Cross slide way is fixed on the workbench, cross slide way with break guide rail and be arranged vertically, knife rest is installed on the cross slide way slippingly, the leading screw 237 of screw pair is hubbed on the workbench, one end of leading screw connects by Timing Belt (not shown) and belt wheel 251 with servomotor, and nut 238 and the knife rest of screw pair are fixed together;
Upper cutoff tool, lower cutoff tool, upper roll wheel and lower roll wheel are hubbed on the knife rest, upper cutoff tool is positioned at directly over the lower cutoff tool, upper roll wheel is positioned at directly over the lower roll wheel, the first flat tube clamping device and the second flat tube clamping device form a flat tube passage T, gap between upper cutoff tool and the lower cutoff tool aligns to keep supplying cutoff tool with the flat tube passage and lower cutoff tool width along the flat tube passage under the driving of servomotor cuts respectively flat tube channel roof and bottom, and aliging with the flat tube passage in the gap between upper roll wheel and the lower roll wheel, the width along the flat tube passage under the driving of servomotor rolls across from flat tube passage end face and bottom surface respectively for upper roll wheel and lower roll wheel.Omitted servomotor 236 among Fig. 6,7.
Above-mentioned knife rest comprises a base 239 in the bottom, top board 240 and four guide pillars 241 that are fixed between base and the top board at the top;
Be arranged with roller seat 242 and lower roller base 243 near on two guide pillars of servomotor, be arranged with upper cutter head 244 and lower tool rest 245 on two guide pillars in addition, upper roll wheel, lower roll wheel, upper cutoff tool and lower cutoff tool are hubbed on respectively on roller seat, lower roller base, upper cutter head and the lower tool rest;
Spiral shell is provided with the first pull bar 246 and the second pull bar 247, the first pull bar lower ends connect to drive upper roller seat lifting with upper roller seat on the top board, and the second pull bar lower end connects to drive the upper cutter head lifting with upper cutter head;
Spiral shell connects to drive the lower roller base lifting with lower roller base on being provided with the 3rd pull bar 248 and four-pull-rod 249, the three pull bars on the base, and the four-pull-rod upper end connects to drive lower tool rest lifting with lower tool rest;
Cover has on two guide pillars of upper cutter head respectively cover back-moving spring 250, two action of reset spring be arranged between upper cutter head and lower tool rest and orders about upper cutter head and separate with lower tool rest.
First and second flat tube clamping device is clamping device commonly used, closes up the clamping flat tube by the downward fixture block of fixture block on the air cylinder driven and gets final product.
Below only be that the specific embodiment among the present invention is illustrated, every equivalent transformation or modification of making according to the design concept among the present invention all should be thought to fall into protection scope of the present invention.