CN109940443A - A kind of material-receiving device - Google Patents

Abstract

The present invention provides a kind of material-receiving devices, belong to automatic lathe technical field；It solves that existing material-receiving device workpiece during splicing is easy to damage and itself poor technical problem of splicing performance；A kind of material-receiving device, it is installed in rack, it material cage including front and back perforation and is set in material cage and can expect the expects pipe that move in cage, it is connected at the top of expects pipe with material cage, expects pipe bottom opens up splicing plate that is jagged and being provided with one end and expects pipe in the notch hingedly and can open and close with expects pipe, it is provided with roller bearing in the material cage and splicing plate rests on roller bearing, splicing plate moves on roller bearing and makes splicing plate and expects pipe closure or openness when expects pipe moves on expecting cage；It has the beneficial effect that in workpiece dropping process, its own inertia is smaller, hits and reduces between workpiece, and workpiece and the friction of splicing plate are smaller, and the abrasion with workpiece for docking flitch is smaller, and splicing plate service life is extended.

Description

A kind of material-receiving device

Technical field

The invention belongs to automatic lathe technical fields, are related to a kind of material-receiving device.

Background technique

Pneumatic manipulator is the certain holding functions that can imitate manpower and arm, to by fixed routine crawl, carrying object Or the automatic pilot of operational instrument, it can replace the heavy labor of people to realize the mechanization and automation of production, reduce The labor intensity of people is saved production cost, can be operated under hostile environment to protect personal safety, meanwhile, Pneumatic manipulator As one kind of manipulator, it have structure it is simple, it is light-weight, be swift in motion, steadily, reliably, energy conservation and free from environmental pollution etc. Advantage, thus it is widely used in various industries.

Currently, in various automatic production lines lathe, on lathe, Pneumatic manipulator is also used widely, and In practice, also tend to fill equipped with the feed device for feeding and the splicing for discharging on these lathes or lathe It sets, feed device, material-receiving device are matched with Pneumatic manipulator, so that automatic production line is more convenient, quick, for example, CN The utility model patent of 201172171 Y discloses a kind of automatic pipe cutter material-receiving device, including is installed on pipe cutting machine tool Bracket, the chute feeder of both ends open is provided on bracket, is provided with receiver on chute feeder, receiver can be on chute feeder It slides, is fixedly installed with cylinder on chute feeder, the piston of cylinder is fixedly connected with receiver, and this material-receiving device is able to satisfy splicing With the double requirements of discharging, workpiece can be directly forwarded in material storing box, improve the processing efficiency of pipe cutter, but existed simultaneously Following deficiency, when 1, discharging, receiver is mobile to its rear end on chute feeder, can generate biggish inertia in moving process, when When receiver is moved to predetermined position and stops, the workpiece on receiver can be under inertia to fall on storage under the power bigger than itself In hopper, the workpiece in the workpiece and material storing box of whereabouts can generate biggish impact, cause two workpiece hardness hit and simultaneously It is impaired, largely effect on the quality of workpiece；2, this material-receiving device realizes feeding function by the way that receiver is mobile on chute feeder, connects Charging tray is open type, and fixed place is fallen directly into receiver and slid into automatically after work pieces process is good, and general workpiece is high In receiver, when workpiece is fallen on receiver, workpiece and receiver hardness are impacted, and are not only easily damaged the workpiece processed, So that the quality of workpiece is affected, and will lead to receiver deformation, and receiver deformation can make splicing pan bottom and chute feeder Friction causes receiver movement on chute feeder not flexible, leverages the use of material-receiving device；3, workpiece is made a clean sweep of by processing It falls in hopper, under effect of impact, some workpiece can be formed on hopper to be rebounded and fall to other than hopper, and picks up workpiece Unnecessary trouble is increased again, therefore receiver splicing and discharging functionally have apparent defect, splicing and discharging Function is had a greatly reduced quality.

In conclusion the technical issues of in order to solve above-mentioned material-receiving device, it is necessary to which designing a kind of can effectively reduce workpiece The extent of damage and itself splicing and the preferable Pneumatic manipulator material-receiving device of material unloading function in splicing and discharge process.

Summary of the invention

The present invention in view of the above-mentioned problems existing in the prior art, propose it is a kind of can effectively reduce workpiece splicing with unload The extent of damage and itself splicing and the preferable Pneumatic manipulator material-receiving device of material unloading function during material.

Object of the invention can be realized by the following technical scheme: a kind of material-receiving device is installed in rack, including preceding The material cage that penetrates through afterwards and be set to the expects pipe that can move in material cage and in material cage, at the top of the expects pipe with expect cage It is connected, expects pipe bottom opens up splicing that is jagged and being provided with one end and expects pipe in the notch hingedly and can open and close with expects pipe Plate is provided with roller bearing in the material cage and splicing plate rests on roller bearing, and when expects pipe moves on expecting cage, splicing plate is being rolled Splicing plate and expects pipe closure or openness are moved and made on axis, and splicing plate two sides are upward convex equipped with symmetrical side baffle, described Side baffle is vertical with splicing plate to be connected.

In a kind of above-mentioned material-receiving device, the limit plate of prominent expects pipe lower surface is provided in the expects pipe, when splicing plate In the closure state with expects pipe, the splicing plate is against on limit plate, and the expects pipe front end is horizontally arranged with block, the gear Block upper surface is higher by material receiving plate surface.

In a kind of above-mentioned material-receiving device, it is provided with mounting plate at the top of the material cage, is provided with to be provided on mounting plate and lead To the guide pad of slot, fixed guide rail is correspondingly arranged in the expects pipe, the guide pad slides on fixed guide rail and makes expects pipe It is moved in material cage.

In a kind of above-mentioned material-receiving device, the driving cylinder for keeping expects pipe mobile, the driving are provided on the mounting plate Cylinder has piston rod and piston rod is fixedly connected with expects pipe.

In a kind of above-mentioned material-receiving device, it is provided with the first fixed block on a mounting board, the driving cylinder is fixed on On one fixed block, it is fixedly installed the second fixed block in expects pipe front end, the piston rod front end is fixedly connected with the second fixed block.

In a kind of above-mentioned material-receiving device, the material cage bottom angled is provided with stock guide, described when expects pipe discharging Splicing plate is tilted gradually downward and is rested on stock guide.

In a kind of above-mentioned material-receiving device, material cage rear end is provided with rear baffle, the rear baffle upper-end bent shape At shelf, the height of shelf is between expects pipe rear end lower surface and limit plate lower end.

In a kind of above-mentioned material-receiving device, material cage bottom is provided with mounting bracket, and the mounting bracket includes hanging down The support base being directly arranged and horizontally disposed mounting base, the mounting base are fixedly connected with rack, laterally open up in mounting base There is adjustment hole, support base upper end and material cage bottom are connected, and lower end is fixedly connected by adjustment hole with mounting base.

Compared with prior art, this material-receiving device has the advantages that

1, for this material-receiving device in discharging, expects pipe is mobile to the back-end by material cage front end, and splicing plate moves on roller bearing Its rear end can tilt gradually downward simultaneously, and during this, the power that splicing plate moves backward is inclined gradually downward plus splicing plate Power is offseted with a part of weight of workpiece itself, therefore, while workpiece is moved backward with splicing plate its with slow speed to Obliquely downward slides, and the speed that its speed ratio slid is slided on general inclined surface is smaller, and workpiece drops into fixed When storing position, the inertia for the splicing plate being subject to is fairly small, at this point, between the workpiece in the workpiece and storing position that fall Hardness impact is smaller, and the damage that two workpiece are subject to by shock is also smaller, and the quality of workpiece is unaffected.

2, in this material-receiving device, due to expects pipe be rectangular tubulose, the upper end be it is enclosed, workpiece can not from processing end It falls into expects pipe, and expects pipe must be in same level with processing end, expects pipe is directly moved horizontally to and is added in splicing Work end and with processing end in contact, in this way, expects pipe with process that end difference of height is smaller, therefore workpiece is in the splicing plate entered in expects pipe Smaller with the impact of splicing plate when upper, workpiece is not damaged with splicing plate, and the feelings that workpiece and splicing plate are cancelled out each other in power Under condition, frictional force between the two is also smaller, and workpiece is effectively protected with splicing plate, and the service life of splicing plate also obtains To extension.

3, the expects pipe of upper end sealed fuel, so that workpiece is safer in splicing and discharge process, reliably, workpiece be will not fall Fall on other than expects pipe, reduce unnecessary trouble, and splicing plate moves on roller bearing, but also workpiece in moving process more Add steady.

Detailed description of the invention

Fig. 1 is the schematic perspective view of a preferred embodiment of the present invention.

Fig. 2 is the top view of the splicing state of a preferred embodiment of the present invention.

Fig. 3 is the cross-sectional view of the splicing state of a preferred embodiment of the present invention.

Fig. 4 is the top view of the discharge status of a preferred embodiment of the present invention.

Fig. 5 is the cross-sectional view of the discharge status of a preferred embodiment of the present invention.

In figure, 100, material cage；110, cover plate；120, mounting plate；130, roller bearing；140, guide pad；141, guide groove； 142, fixture block；150, the first fixed block；200, expects pipe；210, feed inlet；220, notch；230, splicing plate；231, side baffle； 240, limit plate；250, block；260, fixed guide rail；261, clip slot；270, the second fixed block；280, stock guide；290, rear gear Plate；291, shelf；300, cylinder is driven；310, piston rod；400, mounting bracket；410, support base；420, mounting base；421, it adjusts Knothole.

Specific embodiment

Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.

As shown in Figure 1, a kind of material-receiving device of the present invention, is installed in rack, material cage 100 including front and back perforation and Be set to material cage 100 in expects pipe 200, the material cage 100 by two pieces be vertically arranged and symmetrical parallel cover plate 110 and point The mounting plate 120 not being connected with two cover plates, 110 top forms, as shown in figs. 3 and 5, between two pieces of cover plates 110 transversely and horizontally Roller bearing 130 is installed, which is axial horizontally disposed rectangular tubulose and has feed inlet 210 in 200 front end of expects pipe, Inside expects pipe 200 formed an accommodating chamber, 200 bottom of expects pipe open up jagged 220 and be equipped in the notch 220 one end with 200 front end of expects pipe is hinged and can be with the splicing plate 230 of the folding of expects pipe 200, and 200 top of expects pipe is connected with mounting plate 120 and splicing Plate 230 rests on roller bearing 130, and the driving cylinder 300 with piston rod 310, piston rod 310 are fixedly installed on mounting plate 120 Front end is fixedly connected with 200 front end of expects pipe, and driving cylinder 300 drives piston rod 310 flexible and drives expects pipe 200 in material cage Horizontal axis is mobile in 100, and splicing plate 230 moves on roller bearing 130 and make splicing plate 230 and material when expects pipe 200 is mobile 200 closure or openness of pipe.

This material-receiving device using the above structure, when discharging, as expects pipe 200 is mobile to the back-end by 100 front end of material cage, connects Flitch 230 moves on roller bearing 130, and 230 rear end of splicing plate can incline gradually downward during expects pipe 200 moves backward Tiltedly, during this, power that splicing plate 230 moves backward plus splicing plate 230 gradually downward inclined power with workpiece itself one Point weight offsets, and therefore, it is oliquely downward slid while workpiece is moved backward with splicing plate 230 with slow speed, and And the speed that its speed ratio slid is slided on general inclined surface is smaller, last workpiece drops into fixed storing position When, the mobile inertia generated of the splicing plate 230 that is subject to is fairly small, at this point, the workpiece in the workpiece to fall and storing position it Between hardness impact it is smaller, the damage that two workpiece are subject to by shock is also smaller, and the quality of workpiece is unaffected.

The expects pipe 200 of tubulose, the upper end be it is closed, when 200 splicing of expects pipe, workpiece can not fall into expects pipe from processing end In 200, expects pipe 200 must be in same level with processing end just can be such that workpiece enters in expects pipe 200, and expects pipe 200 is connecing Directly be moved horizontally to when material with processing end and with processing end in contact, in this way, expects pipe 200 with process end difference of height it is smaller, therefore Workpiece is smaller with the impact of splicing plate 230 when on the splicing plate 230 entered in expects pipe 200, and workpiece and splicing plate 230 are not Can be damaged, and workpiece and splicing plate 230 be in the case where power is cancelled out each other, frictional force between the two is also smaller, workpiece with connect Flitch 230 is effectively protected, and the service life of splicing plate 230 is also extended.

Meanwhile the expects pipe 200 of upper end sealed fuel, so that workpiece is safer in splicing and discharge process, and reliably, workpiece It does not fall out other than expects pipe 200, reduces unnecessary trouble, and splicing plate 230 moves on roller bearing 130, but also work Part is more steady in moving process.

As shown in Fig. 1, Fig. 3, Fig. 5,230 two sides of splicing plate are upward convex to be equipped with symmetrical side baffle 231, the side baffle 231 is vertical with splicing plate 230 connected, and according to the actual situation, side baffle 231 can be integrally formed with splicing plate 230, subsequent can also be pacified On splicing plate 230, since there are gaps between splicing plate 230 and expects pipe 200, after 200 splicing of expects pipe, workpiece can be with connecing The mobile card of flitch 230 is in the gap between 200 inner sidewall of splicing plate 230 and expects pipe, so that splicing plate 230 is in expects pipe 200 It can not be moved on roller bearing 130 in moving process, and 230 rear end of splicing plate can not move up and down, and cause expects pipe 200 can only splicing And can not discharging, and side baffle 231 is installed, is always positioned at workpiece on splicing plate 230, side baffle 231, which blocks workpiece, makes it Cannot be introduced into the gap between splicing plate 230 and expects pipe 200, effectively prevent workpiece from blocking splicing plate 230 and can not Discharging.

Limit plate 240 and limit plate 240 are installed to stretch out other than 200 lower surface of expects pipe inside 200 rear end of expects pipe, when connecing Flitch 230 and expects pipe 200 in the closure state, other than the mobile discharging cage 100 of expects pipe 200 and are in splicing state, at this point, 230 rear end of splicing plate is against on limit plate 240, and under the restriction effect of limit plate 240, workpiece is located on splicing plate 230 and same When be located in the accommodating chamber, moved backward in expects pipe 200 and when discharging, workpiece just can prevent workpiece by skidding off on splicing plate 230 Just automatically by being fallen on splicing plate 230 before expects pipe 200 is mobile, guarantee workpiece can have when falling lesser inertia with it is smaller Impact force, and limit plate 240 stretches out other than 200 lower surface of expects pipe, when expects pipe 200 is mobile to material 100 front end of cage, limit Plate 240 is gradually close with roller bearing 130, is finally against on roller bearing 130, prevents expects pipe 200 is mobile from excessively causing expects pipe 200 whole It is separated other than mobile discharging cage 100 with material cage 100, guarantees the normal movement in material cage 100 of expects pipe 200.

It is horizontally arranged with block 250 in 200 front end of expects pipe, which is affixed on 200 liang of expects pipe opposite inner sidewalls On, it is preferred that 250 upper surface of block is higher by 230 plate face of splicing plate, due to 230 front end of splicing plate and accommodating chamber lower surface it Between there are certain altitude, when splicing, it may occur that workpiece is stuck between splicing plate 230 and accommodating chamber lower surface so as to cause splicing plate 230 can not be with the rotation of roller bearing 130 the phenomenon that, therefore, the installation of baffle can avoid this point, meanwhile, when splicing, block 250 With processing end in contact, effectively prevents splicing plate 230 from directly frequently contacting with processing end and lead to splicing plate 230 and process end Contact portion is impaired, and it is to connect afterwards into the workpiece of splicing plate 230 being introduced into order to prevent that baffle, which is higher by 230 plate face of splicing plate, By being fallen on splicing plate 230 under the blocking of the workpiece of flitch 230.

As shown in Figure 1, the guide pad 140 for being provided with guide groove 141 is equipped on mounting plate 120, in 141 two-phase of guide groove To fixture block 142 is extended on inner sidewall respectively inwards, 200 upper surface of expects pipe correspondence is equipped with fixed guide rail 260, in fixed guide rail Recess is formed with clip slot 261 respectively inwards on 260 opposite two outer walls, when being located in guide groove 141 to fixed guide rail 260, two Fixture block 142 is located in two clip slots 261, and fixed guide rail 260 slides in guide groove 141 realizes expects pipe 200 in material cage The function of being moved in 100, and two fixture blocks 142 are clipped in two clip slots 261, so that mounting plate 120 lifts expects pipe 200, prevent from expecting Pipe 200 and material cage 100 are detached from.

As Figure 1-Figure 5, the first fixed block 150 is installed in 120 upper surface of mounting plate, the driving cylinder 300 is solid Due on the first fixed block 150, the second fixed block 270, the piston rod 310 are fixedly installed in 200 upper surface front end of expects pipe Front end is fixedly connected with the second fixed block 270, is connected by the second fixed block 270 with expects pipe 200, the power of drive cylinder is directly made Cause expects pipe 200 to be worn with piston rod 310 and expects pipe 200 on the second fixed block 270, can be prevented to be directly connected to, influences to expect The service life of pipe 200, and expect inside cage 100 since expects pipe 200 is fallen to be mounted in by guide pad 140, when expects pipe 200 is mobile Stability is poor, at this point, the second guide pad 140 is installed in 200 upper surface of expects pipe, so that entire piston rod 310 and expects pipe 200 are flat Row, and the second fixed block 270 is fixedly connected with expects pipe 200, and therefore, expects pipe 200 is mobile relatively steady in material cage 100 and moves Resistance when dynamic is smaller, and movement is more clear and more coherent, and certainly, the second fixed block 270 and the link position of expects pipe 200 are also not limited only to It is fixed on the upper surface of expects pipe 200, could be secured on the two sidewalls of expects pipe 200, as long as keeping piston rod 310 and expects pipe 200 flat Row.

Material 100 bottom angled of cage be provided with stock guide 280, when 200 discharging of expects pipe, the splicing plate 230 gradually to Lower inclination simultaneously rests on stock guide 280, and when splicing plate 230 is moved to material 100 rear end of cage, workpiece drops into stock guide 280 It is upper and specified storing region is dropped under the guiding role of stock guide 280, and workpiece slided on stock guide 280 and with Friction is generated between stock guide 280 forms secondary speed-reducing, the speed of workpiece slide is slower, when workpiece is fallen, the workpiece of whereabouts Shock between the workpiece in storing region is smaller.

Further, material 100 rear end of cage be provided with rear baffle 290,290 two sides of rear baffle respectively with two pieces of cover plates 110 inner sidewall is fixedly connected, and 290 upper end of rear baffle is formed by bending forward horizontal shelf 291, and the height of shelf 291 is located at Between 200 rear end lower surface of expects pipe and 240 lower end of limit plate, since fixed guide rail 260 is long, always only some with Guide pad 140 connects, and when 200 discharging of expects pipe, the front end of fixed guide rail 260 is connect with guide pad 140, and rear end is most of all In vacant state, at this point, 200 rear end of expects pipe can tilt down under the gravity of expects pipe 200 itself, and shelf 291 In the lower surface of 200 rear end part of expects pipe hereinafter, 200 rear end of expects pipe can rest on shelf when 200 rear end of expects pipe tilts down On 291, made with preventing 200 rear end of expects pipe from excessively tilting down the coupling part deformation of fixed guide rail 260 and guide pad 140 by Damage, the workpiece for causing guide pad 140 that can not move on fixed guide rail 260, and be slipped on stock guide 280 is in stock guide 280 Rebound under be easy to leap up and discharge other than cage 100 and fall in non-designated storing place, but keep out effect in rear baffle 290 Under, it can prevent this phenomenon from occurring, and when expects pipe 200 moves backward to a certain extent, limit plate 240 can be against shelf On 291, prevent expects pipe 200 from moving backward excessively.

Further, material 100 bottom of cage is provided with mounting bracket 400, which includes vertically disposed Support base 410 and horizontally disposed mounting base 420,420 both ends of mounting base are threadedly coupled with rack respectively, mounting base 420 On transversely and horizontally offer adjustment hole 421,410 upper end of support base is connect with material 100 bottom thread of cage, 410 lower end of support base It protrudes into adjustment hole 421 and is fixedly connected with mounting base 420, by the adjustment hole 421, support base 410 can be horizontal in mounting base 420 To movement, mounting bracket 400 entirely to expect that cage 100 can arbitrarily be installed on place nearest from processing end in rack, support Seat 410 can move in mounting base 420, so that material cage 100 can be finely tuned after the installation of mounting bracket 400, make expects pipe 200 It is more accurate with the precision at processing end.

In the initial state, material cage 100 is installed in rack by mounting bracket 400 and in processing end phase the present invention Right, driving cylinder be in contraction state, and expects pipe 200 is integrally located at 100 inside of material cage and far from processing end, splicing plate 230 to Lower inclination is simultaneously in the open state with expects pipe 200, and the notch 220 of expects pipe 200 is opened.

When splicing, driving cylinder 300 drives piston rod 310 to stretch out, and expects pipe 200 moves forward with piston rod 310 and to adding Work end is close, meanwhile, splicing plate 230 moves on roller bearing 130 and rotates counterclockwise roller bearing 130, and 230 rear end of splicing plate is gradually Lifting, tilt angle is gradually reduced, when expects pipe 200 is moved to or when contacting stopping movement opposite with end is processed, at this point, splicing Plate 230 and the closure of expects pipe 200 but splicing plate 230 are in the state of shallow decline, and the notch 220 of expects pipe 200 is by 230 envelope of splicing plate Firmly, 230 rear end of splicing plate is against on limit plate 240, and expects pipe 200 is in splicing state, meanwhile, make in the limit of limit plate 240 Under, expects pipe 200 can not also be continued to move along, processing end by the work pieces process of clamping it is good after unclamp, workpiece is by feed inlet 210 It enters in the accommodating chamber of expects pipe 200 and falls on splicing plate 230, since splicing plate 230 seals the notch 220 of expects pipe 200, Workpiece is limited in inside expects pipe 200, and during splicing, expects pipe 200 can repeat splicing by repeating movement, when expects pipe 200 Property discharging again when interior material is more, this can be shortened the formation of expects pipe 200, reduces energy consumption, can also greatly improve splicing, discharging Efficiency.

When discharging, driving cylinder 300 drives piston rod 310 to shrink, and expects pipe 200 moves backward and separate with piston rod 310 Process end, meanwhile, splicing plate 230 moves on roller bearing 130 and rotates clockwise roller bearing 130,230 rear end of splicing plate gradually under It falls, 230 tilt angle of splicing plate is gradually increased, and is stopped when expects pipe 200 is moved to when the second fixed block 270 is contacted with material cage 100 It only moves, at this point, splicing plate 230 and expects pipe 200 are in open state, the notch 220 of expects pipe 200 is opened, and workpiece is by splicing plate 230 On be slipped on stock guide 280 and then fall on specified storing place, it is dynamic when expects pipe 200 repeats splicing when workpiece is unsnatched Make.

In discharge process, since the power that splicing plate 230 moves backward adds splicing plate 230 inclined power and work gradually downward A part of weight of part itself offsets, and therefore, it is with slow speed to obliquely downward while workpiece is moved backward with splicing plate 230 Side slides, and the speed that its speed ratio slid is slided on general inclined surface is smaller, and last workpiece drops into fixed When storing position, the mobile inertia generated of the splicing plate 230 being subject to is fairly small, at this point, in the workpiece to fall and storing position Workpiece between hardness impact it is smaller, the damage that two workpiece are subject to by shock is also smaller, and the quality of workpiece not will receive shadow It rings.

Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Claims (7)

1. a kind of material-receiving device, is installed in rack, it is characterised in that: including front and back perforation material cage and be set to material cover In frame and the expects pipe that can move in material cage, be connected at the top of the expects pipe with cage is expected, expects pipe bottom open up it is jagged and It is provided with the splicing plate that front end is hinged with expects pipe and can open and close with expects pipe in the notch, is provided with roller bearing in the material cage and connects Flitch rear end rests on roller bearing, and when expects pipe moves on expecting cage, splicing plate is moved and made on roller bearing at splicing plate and expects pipe In closure or openness state, splicing plate two sides are upward convex to be equipped with symmetrical side baffle, and the side baffle is vertical with splicing plate Be connected, the limit plate of prominent expects pipe lower surface be provided in the expects pipe, when splicing plate and expects pipe in the closure state, it is described Splicing plate is against on limit plate.

2. a kind of material-receiving device according to claim 1, it is characterised in that: the expects pipe front end is horizontally arranged with block, The block upper surface is higher by material receiving plate surface.

3. a kind of material-receiving device according to claim 2, it is characterised in that: it is provided with mounting plate at the top of the material cage, It is provided with fixed sliding block on mounting plate, guide rail is correspondingly arranged in the expects pipe, the guide rail slides and makes on fixed sliding block Expects pipe moves in material cage and maintains an equal level in expects pipe front end face energy retraction material cage or with material cage front end face.

4. a kind of material-receiving device according to claim 3, it is characterised in that: be provided on the mounting plate with piston rod Cylinder is driven, the piston rod is fixedly connected with expects pipe.

5. a kind of material-receiving device according to claim 1 or 4, it is characterised in that: the material cage bottom angled is provided with Stock guide, when expects pipe is mobile to material cage rear end, the splicing plate is tilted gradually downward and is rested on stock guide.

6. a kind of material-receiving device according to claim 5, it is characterised in that: material cage rear end is provided with rear baffle, The rear baffle upper-end bent forms shelf, and the height of shelf is between expects pipe rear end lower surface and limit plate lower end.

7. a kind of material-receiving device according to claim 1 or 6, it is characterised in that: material cage bottom is provided with installation Bracket, the mounting bracket include vertically disposed support base and horizontally disposed mounting base, and the mounting base and rack are solid It is fixed to connect, adjustment hole is laterally offered in mounting base, support base upper end and material cage bottom are connected, and lower end passes through adjustment hole and peace Dress seat is fixedly connected.