CN203754045U

CN203754045U - Transmission improved structure for feeding wheel of feeder

Info

Publication number: CN203754045U
Application number: CN201320806153.6U
Authority: CN
Inventors: 熊泰原
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-10
Filing date: 2013-12-10
Publication date: 2014-08-06
Anticipated expiration: 2023-12-10

Abstract

The utility model discloses a transmission improved structure for a feeding wheel of a feeder. The feeder comprises a feeding unit, wherein the feeding unit comprises a machine body, a motor set, a gear transmission set, a plurality of first conveying wheel sets, a plurality of second conveying wheel sets and a plurality of elastic assemblies; the motor set is provided with a motor main body and a worm-wheel shaft; the gear transmission set comprises a driving shaft, a plurality of rolling bearings which sleeve between the driving shaft and the machine body, a driving gear connected with the driving shaft, a plurality of pinions which are in meshed connection with the driving gear, and a plurality of transmission chains; the pinions are in meshed connection with a driven gear of the first conveying wheel sets; the transmission chains are connected between a gear on a first main shaft of the first conveying wheel sets and a gear on a second main shaft of the second conveying wheel sets.

Description

The drawing-inroller driving improving structure of material feeder

Technical field

The utility model relates to a kind of material feeder of steamboat distance, relates to especially a kind of overall load ability larger, and the safety performance life-span all can be to promote, and the drawing-inroller driving improving structure of the nonabradable material feeder of motor spindle.

Background technology

Shown in Fig. 1, for the drawing-inroller driving device of existing material feeder for woodworking, this drawing-inroller driving device includes a casing 1, a groups of motors 2, a transmission group 3 and most individual conveying wheels 4 that are placed in this casing 1 bottom.

Existing drawing-inroller driving device, mainly to drive two gears 202,203 to rotate by a worm-wheel shaft 201 of this groups of motors 2, relending the synchronous imput shaft 301 that drives this transmission group 3 of this gear 203 rotates, with interlock two drive sprockets 302, two active chains 303, two sprocket shafts 304, and drive and carry wheels 4 to turn round by two driven chains 305, be beneficial to the operation that these conveying wheels 4 are carried timber.

And existing drawing-inroller driving device no doubt has the function of carrying timber, still, on each composition of drive disk assembly, still there is the familiar lacunas value in many uses to wait to improve, bar column warp is as follows:

One, due to the imput shaft 301 of this transmission group 3 with to carry between a sprocket shaft 401 of wheels 4 be to be in transmission connection by drive sprocket 302 and chain 303 initiatively, and borrow driven chain 305 to drive a wheel axle drive shaft 402 of these conveying wheels 4 to turn round, in order to driving these conveying wheels 4 to drive the operation of timber.Diametral load based on chain is larger, so two active chain 303 diametral loads that produce of imput shaft 301 left and right sides of this transmission group 3 are made a concerted effort larger, not only can cause outside the load capacity deficiency of imput shaft 301, each chain is easily stressed and breakdown also, and cause the raising of use cost, and highlight the use shortcoming that safety performance is poor and the life-span is low of overall feed gearing.

Two, due to the structure that is and combines as a whole between two sprocket shafts 401, two wheel axle drive shafts 402 and this imput shaft 301, therefore, if there is fault to need integral demounting to repair or replace, therefore increase on foot the inconvenience in maintenance.

Three, in addition, shown in Fig. 2, though be provided with two friction bearings 306 between this imput shaft 301 and casing 1 and assist the running of this imput shaft 301, but, because this friction bearing 306 is solids that a kind of partial metallurgy is made, and because of this friction bearing 306 be to be exclusion seal state in this casing 1, so the in the situation that of poor lubrication, this kind of friction bearing 306 very easily weares and teares, therefore the life-span reduces, running usefulness is poor.

Utility model content

The purpose of this utility model, provide a kind of is all in transmission connection with gear between motor imput shaft and the main shaft of conveying wheels, make born diametral load less, and improve the load capacity of overall feed mechanism, and more promote the drawing-inroller driving improving structure of safety performance and the material feeder increasing the service life.

An of the present utility model object, owing to being to be all in transmission connection with gear between this motor imput shaft and this main shaft, these a little parts are all for convenience detach each other, are conducive to the maintain and replace of each parts more easily with convenient.

Another object of the present utility model, due between this motor imput shaft and fuselage by antifriction-bearing box the medium as friction of rolling, except can reduce wear, because this antifriction-bearing box is exclusion seal state in this fuselage, even if so not easy to wear in the situation that of poor lubrication yet, can increase the service life, the permanent results of use such as High Performance of protecting.

Another object of the present utility model, is to have installed eccentric gear back-up ring in miniature gears one side, to bear enough axial forces, guarantees that miniature gears does not produce longitudinal travel, and the permanent whole mechanism reliability of operation of protecting.

For reaching above-mentioned purpose, solution of the present utility model is:

A kind of drawing-inroller driving improving structure of material feeder, this kind of material feeder includes a feeding unit, this feeding unit includes a fuselage, a group of motors, a gear transmission group, is placed in majority the first conveying wheels and most the second conveying wheels of this fuselage bottom, and most elastic partss, this group of motors, be placed on this fuselage, this group of motors has a motor body and a worm-wheel shaft; Respectively these the first conveying wheels, be installed in respectively on this fuselage, the first delivery wheel group has respectively wheel body, that wheel shaft, two that one first main shaft, two-parallel axis be fixed in these main shaft both sides is fixedly arranged on wheel shaft front end and is installed in driven gear on this first main shaft, most and is installed in the gear on this first main shaft and wheel shaft, and most individual chain between aforesaid gears that is set in; Respectively these the second conveying wheels, be installed in respectively on this fuselage, the second delivery wheel group has respectively wheel body that wheel shaft, two that one second main shaft, two-parallel axis be fixed in these main shaft both sides is fixedly arranged on wheel shaft front end, most and is installed in the gear on this second main shaft and wheel shaft, and most individual chain between aforesaid gears that is set in; Elastic parts, the first main shaft and second that is fixed in respectively the first conveying wheels is carried on the second main shaft of wheels, and a front end of elastic parts and a rear end are connected to respectively on two wheel shafts of main shaft both sides; This gear transmission group, be installed on this fuselage, this gear transmission group includes an imput shaft, most and is set in miniature gears and the individual driving chains of majority of the antifriction-bearing box between this imput shaft and this fuselage, the driving gear being connected with this imput shaft, most and this driving gear bridle joint, miniature gears first is carried the driven gear phase bridle joint of wheels with this respectively, and driving chain is attached at respectively gear on the first main shaft of the first conveying wheels and this second and carries between the gear on the second main shaft of wheels.

Further, this gear transmission group more comprises the gear supporting plate, two being installed on this fuselage and is convexly set in jack-post, two on this gear supporting plate and is sheathed on needle bearing, two eccentric gear back-up rings, most wear-resistant gaskets, most spring shims and most the screws on jack-post, this gear supporting plate is set in this imput shaft, and the miniature gears of this gear transmission group respectively axle be located on needle bearing, and utilize respectively this screw and spring shim, wear-resistant gasket, so that eccentric gear back-up ring, this miniature gears are to being located on jack-post of centering type.

Further, first carries wheels and second to carry wheels to have more two groups of hinges, the main body of hinge is that axle is located on wheel shaft, and main body one epitaxial lateral overgrowth of hinge is stretched and is had two axillares, on axillare, be all provided with an axis hole, the axis hole of hinge is sheathed on respectively on the first main shaft, the second main shaft, so that hinge group is located between the first main shaft, the second main shaft and wheel shaft.

As mentioned above, the drawing-inroller driving improving structure of the utility model material feeder, the diametral load that whole transmission unit bears is less, load capacity is also larger, degree of wear can significantly lower, so, no matter all promoted at safety performance and on service life with durable, and can permanently protect whole mechanism reliability of operation.

Brief description of the drawings

Fig. 1 is the exploded perspective view of existing drawing-inroller driving device;

Fig. 2 is the cutaway view of the group of motors of existing drawing-inroller driving device;

Fig. 3 is the exploded perspective view of drawing-inroller driving improving structure one embodiment of the utility model material feeder, is to show this base, cross holder unit, cross-bar unit and vertical pole unit;

Fig. 4 is the stereoscopic figure that send material unit of the present utility model;

Fig. 5 is the exploded perspective view of feeding unit of the present utility model;

Fig. 6 is the assembled sectional view of group of motors of the present utility model;

Fig. 7 is the exploded perspective view of the part assembly of gear transmission group of the present utility model;

Fig. 8 is the cutaway view of eccentric gear back-up ring of the present utility model;

Fig. 9 is the stereoscopic figure that the utility model first is carried wheels;

Figure 10 is the stereoscopic figure that the utility model second is carried wheels;

Figure 11 is that the utility model first is carried wheels and the second lateral plan of carrying wheels to put in free shape;

Figure 12 is that the utility model first carries wheels and second to carry wheels in voltage rise state, and elastic parts is positioned at the lateral plan of compressive state.

Detailed description of the invention

In order further to explain the technical solution of the utility model, below by specific embodiment, the utility model is elaborated.

Shown in Fig. 3 and Fig. 4, an embodiment of the drawing-inroller driving improving structure of the utility model material feeder, is a kind of material feeder of steamboat distance.This kind of material feeder is to be placed on a work table 100, and includes a base 10, a cross holder unit 20, a cross-bar unit 30, a vertical pole unit 40 and a feeding unit 50.

This base 10, includes the opening 12 that an insertion slot 11, a cell wall along this insertion slot 11 extend, and a location lockhole 13 of being located at these opening 11 outsides.

This cross holder unit 20, includes a longitudinal chuck 21, a horizontal chuck 22, and two are located at respectively this longitudinal chuck 21, the horizontal location lockhole 23,24 of chuck 22 1 sides.

This cross-bar unit 30, includes a cross bar main body 31 and and is installed in the joint group 32 of these cross bar main body 31 one end.This joint group 32 has a tip side 321 that is connected in these cross bar main body 31 ends, and is bent downwardly the socket end 322 of extension from this tip side 321.The tip side 321 of this joint group 32 is socketed in the end of this cross bar main body 31, and utilizes dowel bolt (figure does not disclose) to be locked on a location lockhole 323.322, the socket end of this joint group 32 utilizes a dowelled spanner (figure does not disclose) to do to lock and pine oil, to make this feeding unit 50 can link or depart from this socket end 322.

This cross bar main body 31 is located in the horizontal chuck 22 of this cross holder unit 20, utilizes dowel bolt (figure does not disclose) to wear on the location lockhole 23 that is locked in this horizontal chuck 22, to combine with cross chuck unit 20.As long as unclamp the dowel bolt (figure does not disclose) on this location lockhole 23, can control this cross-bar unit 30 and make left and right displacement along vertical pole horizontal direction, to drive this feeding unit 50 to do the displacement of left and right directions simultaneously.

This vertical pole unit 40, include a vertical pole main body 41, this vertical pole main body 41 is set in longitudinal chuck 22 of this cross holder unit 20, and utilizes dowel bolt (figure do not disclose) to be placed through the location lockhole 24 of this longitudinal chuck 22, to combine with cross chuck unit 20.Vertical pole main body 41 bottoms coordinate dowel bolt (figure does not disclose) to be placed through on the location lockhole 13 of this base 10.As long as unclamp the dowel bolt (figure does not disclose) on this location lockhole 24, can control this cross-bar unit 30 and do lift adjustment along the vertical direction of vertical pole main body 41.

Shown in Fig. 4, Fig. 5 and Fig. 6, this feeding unit 50, include a fuselage 51, a group of motors 52, a protecting cover 53, a gear transmission group 54, most be placed in first of these fuselage 51 bottoms and carry wheels 55 and second to carry wheels 56 and most elastic parts 57(to see Fig. 9, Figure 10).

Shown in Fig. 5, this group of motors 52, is assembled on this fuselage 51.This group of motors 52 has a motor body 521, a worm-wheel shaft 522, an initiatively big gear wheel 524 of driver pinion 523 and being set on this worm-wheel shaft 522, this driver pinion 523 and these active big gear wheel 524 phase bridle joints.

Shown in Fig. 5, Fig. 9, respectively these the first conveying wheels 55, are installed in respectively this fuselage 51.Respectively these conveying wheels 55 have respectively wheel body 552, that wheel shaft 551, two that one first main shaft 550, two-parallel axis be fixed in these the first main shaft 550 both sides is fixedly arranged on wheel shaft 551 front ends and are installed in driven gear 553 on this first main shaft 550, most and are installed in the sprocket wheels 554,555,556 on this first main shaft 550 and wheel shaft 551, and most are set in the chain 557 between aforementioned sprocket wheel 555,556.

Shown in Fig. 5,10, respectively these the second conveying wheels 56, be installed in respectively on this fuselage 51, the wheel body 562, most that the wheel shaft 561, two that second carries wheels 56 to have respectively one second main shaft 560, two-parallel axis is fixed in these the second main shaft 560 both sides is fixedly arranged on wheel shaft 561 front ends is installed in the sprocket wheels 564,565,566 on this second main shaft 560 and wheel shaft 561, and most are set in the chain 567 between aforementioned sprocket wheel 565,566.

Aforementioned first carries wheels 55 and second to carry the chain the 556, the 566th of wheels 56, is mutually chained and forms by most chain sheets 5561,5661.

First carries wheels 55 and second to carry wheels 56 to have more two groups of hinges 558,568, the main body of hinge 558,568 is that axle is located on wheel shaft 551,561, and main body one epitaxial lateral overgrowth of hinge 558,568 is stretched two axillares 5581,5681, on axillare 5581,5681, be all provided with an axis hole 5582,5682, the axis hole 5582,5682 of hinge 558,568 is sheathed on respectively on the first main shaft 550, the second main shaft 560, so that 558,568 groups of hinges are located between the first main shaft 550, the second main shaft 560 and wheel shaft 551,561.

And elastic parts 57 has a front end 571 and a rear end 572, the main body of elastic parts 57 is to be set in the first conveying wheels 55 and this second to carry on the first main shaft 550 of wheels 56, the second main shaft 560, to make the front end 571 of this elastic parts 57 butted on hinge 558,568 respectively with rear end 572.

Shown in Fig. 5 and Fig. 6, this gear transmission group 54, be installed on this fuselage 51, this gear transmission group 54 includes an imput shaft 540, most and is set in miniature gears 543 and the individual driving chains 544 of majority of antifriction-bearing box 541 between this imput shaft 540 and this fuselage 51, a driving gear 542 being connected with this imput shaft 540, most and these driving gear 542 bridle joints.Aforementioned active big gear wheel 524 is to be fixed in this imput shaft 540.Miniature gears 543 first is carried the driven gear 553 phase bridle joints of wheels 55 with this respectively, and driving chain 544 is attached at respectively gear 553 on the first main shaft 550 of the first conveying wheels 55 and this second and carries between the gear 564 on the second main shaft 560 of wheels 56.

With reference to Fig. 7 and Fig. 8, driven gear 553 is set on two the first main shafts 550 of these conveying wheels 55.And this gear transmission group 54 more comprises the gear supporting plate 545, two jack-post 546, two needle bearing 547, two eccentric gear back-up rings 548, most wear-resistant gaskets 549, most spring shims 5491 and most the screws 5492 that are sheathed on jack-post 546 that are convexly set on this gear supporting plate 545 that are installed on this fuselage 51.This gear supporting plate 545 is set in this imput shaft 540, and the miniature gears 543 of this gear transmission group 54 respectively axle be located on needle bearing 547, and utilize respectively this screw 5492 and spring shim 5491, wear-resistant gasket 549, so that eccentric gear back-up ring 548, this miniature gears 543 are to being located on jack-post 546 of centering type.

After this motor driving group 52 starts, drive this driver pinion 523, this active big gear wheel 524 via this worm-wheel shaft 522, sequentially drive this driving gear 542, miniature gears 543 and driven gear 553 to rotate with the imput shaft 540 of this gear transmission group 54 of interlock, and rotate by synchronous driven wheel 554,564 driving chains 544 of driven gear 553, carry wheels 55,56 runnings to order about first and second.

Therefore, this gear transmission group 54 drives these first conveying wheels 55 and second to transmit wheels 56 by each gear (driving gear 542, miniature gears 543, driven gear 553) and turns round, the transmission that not only can make these first conveying wheels 55 and second transmit wheels 56 is more stable, and it is less to lean on gear its diametral load bearing that is in transmission connection, whole drawing-inroller transmission device load capacity is also larger, to promote safety performance and life-span.

Further, as shown in figure 11, in free state, because each this first round send wheels 55, second to take turns to send the wheel shaft the 551, the 561st of wheels 56, be positioned at the down either side of this first main shaft 550, the second main shaft 560, to make the height of wheel shaft 551,561 lower than this first main shaft 550, the second main shaft 560 height, therefore, as long as the thickness of timber 200 immobilizes, in feeding process, the first round is sent wheels 55, second to take turns to send the wheel body 552,562 of wheels 56 highly to maintain Fig. 9 state.

Then, as shown in figure 12, in the time of the became uneven of timber 200, when timber 200 is transported to the position of larger thickness 210, wheel body 552, 562 raise because of stressed, by the elastic force compression of this elastic parts 57, allow wheel body 552, 562 keep in touch carries out feeding operation on timber 200 surfaces, simultaneously, wheel shaft 551, 561 obtain elastic buffer effect, not can as conveying wheels in the past because of axle center pushed cause each gear by moment stress promotion cause the disappearance of bursting apart, so, in the utility model, because thering is the suppression of bouncing up, therefore when carry timber 200 surface irregularity time, wheel body 552, 562 can ensure to fit with timber 200 thereupon bouncing up up and down, provide and approach constant friction carrying capacity, and axle is located at wheel shaft 551, each sprocket wheel 555 on 561, 556, 565, can permanently protect the relation engaging normal for 566, not promoted by stress and burst apart, to improve service life.

In addition, in the time of the timber of processing different-thickness, must adjust in advance this and send material unit 50(as shown in figure 12) during with respect to working clearance D between work table 100, send the loading of material unit 50 very heavy due to whole group, operator Chang Yinwei just allows whole group to send material unit 50 to drop on work table 100 because of carelessness, at this moment, because of the first conveying wheels 55, second carries the bounce up effect of wheels 56 by elastic parts 57, what can allow moment hangs first carries wheels 55, second carries wheels 56 to obtain elastic buffer effect, to keep the meshing relation between gear, and reason moment weight effect does not cause bursting apart.

Conclude above-mentioned, not enough compared to its its load capacity of drawing-inroller driving device of existing carpenter's feeder, the easy breakdown of chain, and friction bearing on motor spindle easily weares and teares, and cause part to consume fast and the difficult use problem of maintain and replace, the drawing-inroller driving improving structure of the utility model material feeder has with effect and advantage:

One, by miniature gears 543 bridle joints between this driving gear 542 and driven gear 553, to borrow driving chain 544 to drive this sprocket wheel 554, 564 and this first main shaft 550, the second main shaft 560 rotates, and be set in this first main wheel 550 by chain 557, the second main shaft 560 and wheel shaft 551, 561 sprocket wheel 555, 556, 565, on 566, to make the first conveying wheels 55, second carries the transmission process of wheels 56 more stable smoothly and outside certain, owing to relying on being in transmission connection of gear, the diametral load bearing is less, the load capacity of relatively whole drawing-inroller transmission device is also larger, no matter all promoted at safety performance and on service life with durable.

Two, secondly, owing to being to be all in transmission connection with gear (driving gear 542, miniature gears 543, driven gear 553) between this imput shaft 540 and this first main shaft 550, the second main shaft 560, these a little parts are all for convenience detach each other, and the maintain and replace that is conducive to each parts is more easy and convenient.

Three, in addition, between this imput shaft 540 and fuselage 51 by antifriction-bearing box 541 medium as friction of rolling, except can reduce wear, because this antifriction-bearing box 541 is exclusion seal state in this fuselage 51, even if so not easy to wear in the situation that of poor lubrication yet, can increase the service life, the permanent results of use such as High Performance of protecting.

Four, as shown in Figure 7, Figure 8, miniature gears 543 based on this gear transmission group 54 is that the axle that coordinates eccentric gear back-up ring 548, needle bearing 547, wear-resistant gasket 549, spring shim 5491 to be centering type is located at the jack-post 543 of this gear supporting plate 545, and then is positioned on fuselage 51.Therefore, along with period of service lengthens, the wearing and tearing meeting of two backup bearings 5493 on fuselage 51 is day by day serious, between two gear wheel shafts, just can form larger differential seat angle, and the displacement that miniature gears 543 produces also can be increasing, therefore the utility model has been installed eccentric gear back-up ring 547 in miniature gears 543 1 sides, can bear enough axial forces, to guarantee that miniature gears 543 does not produce longitudinal travel, protect whole mechanism reliability of operation with perseverance.

Only as described above, be only an embodiment of the present utility model, when not limiting the scope that the utility model is implemented with this, the simple equivalence of generally doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.

Claims

1. the drawing-inroller driving improving structure of a material feeder, this kind of material feeder includes a feeding unit, feeding unit includes a fuselage, a group of motors, a gear transmission group, is placed in majority the first conveying wheels and most the second conveying wheels of fuselage bottom, and most elastic partss, it is characterized in that:

This group of motors, is placed on fuselage, and group of motors has a motor body and a worm-wheel shaft;

Each first carries wheels, be installed in respectively on fuselage, the first delivery wheel group has respectively wheel body, that wheel shaft, two that one first main shaft, two-parallel axis be fixed in main shaft both sides is fixedly arranged on wheel shaft front end and is installed in driven gear on the first main shaft, most and is installed in the gear on the first main shaft and wheel shaft, and most individual chain between aforesaid gears that is set in;

Each second carries wheels, be installed in respectively on fuselage, the second delivery wheel group has respectively wheel body that wheel shaft, two that one second main shaft, two-parallel axis be fixed in main shaft both sides is fixedly arranged on wheel shaft front end, most and is installed in the gear on the second main shaft and wheel shaft, and most individual chain between aforesaid gears that is set in;

Elastic parts, the first main shaft and second that is fixed in respectively the first conveying wheels is carried on the second main shaft of wheels, and a front end of elastic parts and a rear end are connected to respectively on two wheel shafts of main shaft both sides;

This gear transmission group, be installed on fuselage, this gear transmission group includes an imput shaft, most and is set in miniature gears and the individual driving chains of majority of the antifriction-bearing box between imput shaft and this fuselage, the driving gear being connected with imput shaft, most and driving gear bridle joint, miniature gears respectively with the driven gear phase bridle joint of the first conveying wheels, driving chain is attached at respectively the gear of the first main shaft of the first conveying wheels and this second and carries between the gear of the second main shaft of wheels.

2. the drawing-inroller driving improving structure of material feeder as claimed in claim 1, it is characterized in that: gear transmission group more comprises the gear supporting plate gear bracket plate being installed on fuselage, two are convexly set in the jack-post on gear supporting plate, two are sheathed on the needle bearing on jack-post, two eccentric gear back-up rings, a most wear-resistant gasket, a most spring shim and most screws, this gear supporting plate is set in imput shaft, and the miniature gears of gear transmission group respectively axle be located on needle bearing, and utilize each screw and spring shim, wear-resistant gasket, with by eccentric gear back-up ring, miniature gears is being located on jack-post of centering type.

3. the drawing-inroller driving improving structure of material feeder as claimed in claim 1, it is characterized in that: first carries wheels and second to carry wheels to have more two groups of hinges, the main body of hinge is that axle is located on wheel shaft, and main body one epitaxial lateral overgrowth of hinge is stretched and is had two axillares, on axillare, be all provided with an axis hole, the axis hole of hinge is sheathed on respectively on the first main shaft, the second main shaft, so that hinge group is located between the first main shaft, the second main shaft and wheel shaft.