CN1066989C

CN1066989C - Apparatus for manufacturing rotary blade for use in agricultural machines

Info

Publication number: CN1066989C
Application number: CN97114511A
Authority: CN
Inventors: 郑镇模
Original assignee: Individual
Current assignee: Zheng Fengrong
Priority date: 1997-07-11
Filing date: 1997-07-11
Publication date: 2001-06-13
Anticipated expiration: 2017-07-11
Also published as: CN1205258A

Abstract

The present invention relates to an apparatus for manufacturing rotary blades. The rotary blades are arranged in agricultural machines, such as cultivators, farm tractors, etc. The apparatus comprises a feeding part, a microwave heating part, a primary rolling part, and a bending and forming part, wherein the feeding part continuously provides materials of the rotary blades which are cut into the preset shape and the preset dimension at every 10 seconds or 12 seconds; the microwave heating part heats materials at the temperature of 920DEG C to 930DEG C; the primary rolling part rolls the heated materials to make a blade edge part thinned and make a blade fixed part thickened, and the bending and forming part forms the blade edge part on one side of the edge part and simultaneously bends the rolled materials. Accordingly, the materials can be bent to the curve rate of the preset value and can be sequentially processed without the help of anybody. Accordingly, the apparatus efficiency can be increased.

Description

Make the equipment of rotary blade for use in agricultural machines

The present invention relates to a kind of equipment that is used to make rotating vane, this blade is installed in such as on the agricultural machinery such as cultivator, farm tractor, more specifically, the present invention relates to a kind of equipment that is used to make rotary blade for use in agricultural machines, it can mechanically realize series-operation, that is: heat board-like material, rolling is heated the marginal portion attenuation of the standing part thickening and the blade of board-like material so that blade, and becomes at the material bending that the rolling of blade is crossed

The edge of shaping blade in the time of shape.

Be installed in rotating vane on the agricultural machinery and be used for broken soil block, so that the earth that might excavate and overturn, make the earth that overturn even or from earth, weed a garden.Described rotating vane is used among the operation of wide range and is made for various patterns, but bear earth because it needs blade material to have very high durability and elasticity with the frictional force between the rotating vane that rotates at a high speed, so must adopt have high-intensity material for example spring steel made.

Yet, owing to the given shape of rotating vane makes that the manufacturing process of rotating vane is very complicated, so existing various rotating vane manufacture method all is to realize that with various handworks each method all needs some manually-operateds on each independent operation.Thereby the general issues of making the rotating vane aspect is that its productivity ratio is very low and its cost is very high.

The purpose of this invention is to provide a kind of equipment that is used to make rotating vane, can assign to continuously, efficiently and automatically produce durable rotating vane with forming section by rolling part and bending that use is formulated in the equipment, keep accepting the rotating vane properties of materials of processing simultaneously, thereby address the above problem.

In order to reach purpose of the present invention, present device is characterised in that it can be produced by the material of some simple machining process rolling rotating vane has

The rotating vane of shape; It comprises feed part, be used for providing continuously every 10 seconds or 12 seconds and cut into the rotating vane material that gives deciding shape and size, heating using microwave part, be used for heating material under 920 ℃ to 930 ℃ temperature, first rolling part, be used for the material-to-be-heated so that blade edge part attenuation of rolling and make vanes fixed part thickening, and crooked and shaped portion, be used for the material of crooked process rolling in one side shaping blade edge, marginal portion.

In order to understand the present invention all sidedly, with reference to each accompanying drawing the preferred embodiments of the present invention are explained below, wherein:

Fig. 1 is the integrally-built plan view that illustrates according to equipment of the present invention;

Fig. 2 is the schematic diagram that feed part, heating part and first rolling part according to equipment of the present invention are shown;

Fig. 3 is the plan view that illustrates according to the first rolling part of equipment of the present invention;

Fig. 4 is the perspective view that illustrates according to the feeding part of equipment of the present invention;

Fig. 5 is a schematic diagram, is illustrated in according to the operation that will infeed through the material of first rolling in the equipment of the present invention in the turntable retained part;

Fig. 6 is a schematic diagram, is illustrated in the operation according to the secondary rolling is passed through the material of first rolling when the material of first rolling is passed through in bending in the equipment of the present invention;

Fig. 7 illustrates according to the rolling of equipment of the present invention and the front view of sweep;

Fig. 8 illustrates according to the rolling of equipment of the present invention and the perspective view of sweep; And

Fig. 9 is a schematic diagram, and being illustrated in according to making material forming in the equipment of the present invention is the operation of rotating vane.

As shown in Figure 1, rotating vane manufacturing equipment of the present invention comprises feed part 1, heating part 2, first rolling part 3 and rolling, bending and shaped portion 6.The continued operation of equipment is by drive circuit, be connected in the sensor of this drive circuit and the limit switch that unshowned periodicity starts the push rod 103 of feed part 1, oil hydraulic cylinder 306, the feed table 402 of guider 309 and first rolling part 3, the action bars 55 of rollway 50, the oil hydraulic cylinder 63,505,506,510,512 of secondary workbench etc. repeat operation with 10 or 12 seconds the time interval.As shown in Figure 2, sign indicating number material part 102 is contained on the rollway 101, and push rod 103 is contained in the outside of sign indicating number material part 102.Push rod 103 above the rollway 101 repeats to come and go towards the bottom of sign indicating number material part 102 by means of the operation of oil hydraulic cylinder, thereby it can one by one promote to pile up the material in sign indicating number material part 102 bottoms with 10 or 12 seconds the time interval, so that under the control of drive circuit and sensor material is fed to heating part 2.

Heating part 2 comprises that one is equipped with the heating clamber of microwave applicator, thereby it can heat the material to 920 to 930 ℃ temperature.It also has the inner passage of preset width, is sent to the exit by the material that inlet provided that is connected to the feed part by this passage, in this outlet a push rod 202 by discharging roller 201 and oil hydraulic cylinder 203 operations is housed.When heated material falls to being put in discharging conduit 204, oil hydraulic cylinder 203 starts push rod 202 in response to the signal of sensor, so that material-to-be-heated being sent in the first rolling part gone, and material enters first rolling part by material centralizer 205 guidings that are contained in discharging conduit 204 sides.

A pair of upper and

lower roller

301 and 302 is contained in above the base of first rolling part 3, and the

pivot

303 and 304 of this upper and lower roller is connected to the output shaft 31a and the universal joint 32 of deceleration device 30, thereby each roller is slowed down.The mounting means of upper roller make its axle bed can be in the lifting guide groove of base lifting and be connected in the lifting bar 307 of base-mounted oil hydraulic cylinder 506, thereby it can be according to lifting in the inherent lifting guide groove of the width range that operates in material of oil hydraulic cylinder.The rotation belt wheel 34 that is positioned on the driving shaft 31 of decelerator 30 operationally is connected in driving pulley 35 on motor 34 turning cylinders via a belt 33.The driving shaft 31 of decelerator can be made it to rotate or stop by the pneumatic clutch 36 that is connected in the decelerator outside, so that each

roller

301 and 302 can rotate on batch (-type) ground.

Thereby when delivering between

roller

301 and 302, the sensing signal can start pneumatic clutch with

rotary rollers

301 and 302 when material-to-be-heated, thereby material obtains rolling.Owing to upper roller 302 is handled being lifted corresponding to the material velocity that active force provided by oil hydraulic cylinder 306, blade body just promptly be can be made into by rolling operation only once, wherein the attenuation of blade edge part and the standing part thickening of blade.In addition, the discharge unit 308 of first rolling part is furnished with a material guider 309, so that can be placed on exactly on the feed table 402 and do not make material depart from this feed table through the material of rolling, and material guider 309 is furnished with the whirligig 309a that is loaded on its side, make: in it faces when material is discharged, and outside it faces when material is transmitted.

On the other hand, feed table 402 is configured in the outside of discharge part, make it can between the rollway 50 of the discharge part of first rolling part and secondary workbench 5, transmit material through rolling, in addition, shown in feed table 402 be around rotating shaft 410 installing of tilting, and can in the constant angles scope, pivot by a whirligig 404, make it can admit from the material of process the rolling of the discharge part of first rolling part and upset and transmission material to the rollway 50 of secondary workbench 5 and turn back to the home position.For this purpose, feed table is furnished with a sensor in its bottom, and it is as stopper 403 and be connected in the feed part.And, feed part 50 is equipped with the reciprocal push rod of guide groove along the longitudinal 51, and push rod 52 is repeatedly reciprocal on a track by means of the action bars 55 on the control stick 54 that is connected oil hydraulic cylinder 53, thereby it can be sent to material the secondary workbench and can turn back to the home position.Thereby, can be overturning exactly from first rolling material partly and being sent to secondary workbench 5.

Turntable 501 be installed in secondary workbench 5 above, and swing pinion 503 is installed in the lower end of turntable 501 rotating shafts.Swing pinion 503 with make it reciprocal tooth bar 504 engagements by oil hydraulic cylinder, make it in the constant angles scope, repeatedly to pivot.Secondary workbench 5 is installed in track 5a and goes up also and can make it back and forth to arrive rolling, bending and shaped portion 6 by oil hydraulic cylinder 506.One cover-plate type clamp 509 be contained in turntable 501 above, this turntable 501 is furnished with the shaping conduit 507 of camber blades shape, and this clamp 509 is handled by oil hydraulic cylinder 510.Stationary clamp 511 is arranged among the lateral fixation conduit 508 of secondary workbench 5 and by oil hydraulic cylinder and handles, and makes it to be fixed on fixedly conduit 508 to the standing part B-1 that is transmitted material B.This operation also is correctly to handle by observing operation sensor constantly.

In addition, as shown in Figure 6, rolling, bending and shaped portion have disposed a pair of upper and lower blade shaping roller 61 and 61 ', and this roller has intermeshing swing pinion 62 and 62 ' separately.The swing pinion 62 ' of lower blade shaping roller 61 ' and 64 engagements of the tooth bar of the control stick 63a that is installed in oil hydraulic cylinder 63, make it repeatedly to pivot, so that

edge shaping surface

61a and 61b are shaped at the engagement edge forming rolls period of the day from 11 p.m. to 1 a.m along with moving back and forth of tooth bar.Bending roller 67 embeds rotating shaft 67a at the place, right front of blade shaping roller, and upper and lower guide plate 65 and 65 ' is installed in the porch of shaping roller, thereby the blade-section of the material of the first rolling of process can curve blade shape, and blade edge is shaped.In this operation, in the fixedly conduit 508 on the turntable 501 of the standing part B-1 embedding secondary workbench of blade material, and the standing part of stationary clamp 511 clamping materials.Because the top that cover-plate type clamp 509 is depressed material, thereby can fix blade material.Subsequently, oil hydraulic cylinder promotes secondary workbench 5 and it is passed rolling, bending and shaped portion 6 based on the sensing action of another sensor.Then, when material contacts with bending roller, it applies the pressure that the rotation owing to turntable produces by another sensor, thereby the blade-section of material is embedded between blade shaping roller 61 and 61 ' and according to the rolling effect of blade shaping roller and changes an edge into.Then, the stressed outside with shaping conduit 507 of material closely contacts and is bent to

Shape, thereby, needed rotating vane made.

After bending operation, the rotation of turntable is that the control by another sensor is stopped, and when operating desk turned back to original tractive position, clamp unclamped, thereby the tractive clamp of manipulator tractor can be pulled out completed blade and be sent it to next machining cell.These operations are repeated to realize that described drive circuit and limit switch are designed in order to make the material of supply be able to correct processing in 10 to 12 seconds time by drive circuit and limit switch.

Thereby according to the present invention, the blade material temperature with 920 to 930 ℃ before cooling that is heated with preliminary dimension is become blade shape by first rolling part by rolling, and this blade has thicker standing part and thin marginal portion.In addition, because in secondary rolling process, crooked and edge shaping operation is carried out simultaneously, a kind of technology of hot rolling rapidly is possible, and can produce high-quality rotating vane.In addition, because blade body shaping, bending and edge shaping operation carried out in the hot rolling technology rapidly by roller, blade can be made and can not be destroyed material structure by the material with high rigidity.And, be shaped because the standing part of blade is thickening, so blade can be installed on the rotating shaft of agricultural machinery securely, and the resistance of end of rotating blade is minimized during its rotation.And because the edge shaping conduit is formed on the turntable of present device, thereby material can bend to the curvature of predetermined value, and can process successively and need not anyone assistance, thereby can significantly improve the efficient of equipment.

Claims

1, a kind of equipment of making rotary blade for use in agricultural machines, it comprises:

Feed part 1 is piled up the rotating vane material in sign indicating number material part 102 and is supplied with the rotating vane material at interval every preset time in order to one by one to release by means of push rod 103;

Heating part 2 is used for heating the rotating vane material that has infeeded the stove with microwave applicator with predetermined temperature;

First rolling part 3, it has upper roller 301 and following roller 302, be used for rolling rotating vane material so that make the marginal portion attenuation of material and make the standing part thickening of material, upper roller 301 is connected in the oil hydraulic cylinder lifting bar 307 on the base that is installed in first rolling part 3 by the upper roller axle bed, upper and lower roller 301 and 302 the axle by universal joint 32 be connected in independent decelerator 30 the axle, the drive part of decelerator 30 is connected in pneumatically controlled clutch 36, and first rolling partly is provided with series system;

Feed appliance 4 and the workbench 5 that can move along a track 5a who is installed in discharging platform 5 sides of first rolling part 3, this workbench 5 is furnished with turntable 501, this turntable has the shaping conduit 507 in its side, the cover-plate type clamp is handled by oil hydraulic cylinder 510, be installed in the outside of the internal fixation conduit 508 of shaping conduit by the stationary clamp 511 of oil hydraulic cylinder 512 manipulations, swing pinion 503 is installed in the rotating shaft lower end of turntable 501, tooth bar and this swing pinion 503 handled by oil hydraulic cylinder mesh, and workbench 5 has disposed oil hydraulic cylinder in its outside; And

Rolling, bending and shaped portion 6, it is equipped with a pair of blade edge shaping roller 61 and 61 ' and the bending roller 67 that has guide plate 65 and 65 ' in workbench 5 sides.