CN202765799U

CN202765799U - Shell belt feeder

Info

Publication number: CN202765799U
Application number: CN 201220196652
Authority: CN
Inventors: 代雪晴; 黄扬烛; 边永梅; 宫能平
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2012-04-26
Filing date: 2012-04-26
Publication date: 2013-03-06
Anticipated expiration: 2022-04-26

Abstract

The utility model discloses a shell belt feeder which comprises a frame, a driving device, a driving roller, a reversing roller, a carrier roller frame, a carrier roller, a stopping strip side roller, a combined shell belt, an annular adhesive tape, a material hopper, a material guide groove and a gate. In order to effectively correct deviation, the carrier roller frame uses an automatic deviation correcting carrier roller frame; in order to prevent the deviation of a return adhesive tape, a plurality of tape stopping side rollers are mounted at two ends of a transverse reinforcing channel steel below the frame in parallel; and the combined shell belt is obtained by combining a large quantity of metal shells and rubber cushion blocks and then connecting the metal shells and the rubber cushion blocks in series by pin shafts. The cushion blocks have buffering effects, can protect the shells and the pin shafts and are not liable to break under an impact of materials, so that the combined shell belt obtains high strength and long service life. After the combined shell belt and the adhesive tape form a conveying belt, the adhesive tape is in contact with the cushion blocks rather than the shells, so that the friction force between the combined shell belt and the adhesive tape is increased and the combined shell belt and the adhesive tape are not liable to slide.

Description

The first apron feeder

Technical field

The utility model belongs to feedway, is specifically related to a kind of first apron feeder as various feed bins.

Background technology

Existing first apron feeder has overcome the shortcoming of vibrating feeder and reciprocating feeder, becomes the interruption feed-type and is the continuous-feeding mode.Its principle of work is: the material in the feed bin is on feeding plate drops on first band around adhesive tape outside, and drive adhesive tape and first band under the outside driving of power of head roll by the deflector chute discharging opening that leads, are finished the feed process to the material on it.Feeder is in service, and system mainly loads by roller bearings, and resistance of motion is little, and the required driving power of equipment is little.Thereby the kinematic velocity that can change adhesive tape and first band by infinite variable speed mode changes feeding coal, makes the dynamic continuous variable of feeding coal, and feeding system is more stable, efficient, energy-saving and environmental protection, has been widely used in the industries such as colliery, metallurgy, building materials.

Mainly there is the problem such as easily skid between first band and the easy sideslip of adhesive tape, first band and the adhesive tape in existing first apron feeder.Because make and installation error, along bandwidth, adhesive tape is inequality in circumference everywhere, and between cylinder and the cylinder, not parallel between cylinder and the carrying roller, make adhesive tape and the easy sideslip of first band.The first band of sideslip and adhesive tape such as untimely being adjusted are easy to damage, and affect production efficiency, increase maintenance cost.The measure of adhesive tape and first band is blocked in the at present anti-deviation employing that has with baffle plate, but baffle plate can make adhesive tape fold or flange, even tears or break; Anti-deviation with the method that cooperates with reeded cylinder and carrying roller with the adhesive tape of a boss in the middle of the some employings, but boss tends to run out of in groove, in case this situation produces, boss is entered with regard to very difficult again, adhesive tape is scrapped soon; Trough of belt is established in the employing that also has at the tape edge place the anti-deviation measure of taking turns because belt edge is stuck in all the time in the anti-deviation groove of taking turns and moves, causes the belt edge serious wear, needs the adhesive tape with Edge Enhancement, and the cost of adhesive tape will increase greatly like this; In addition, existing first apron feeder is after work a period of time, and adhesive tape elastic elongation and first strip length are inconsistent, because being around with the first band, adhesive tape make the adhesive tape can't tensioning, so just reduced the friction force between adhesive tape and the first band, adhesive tape and first interband easily produce skidding, particularly in the situation that humidity, skidding between first band and the adhesive tape more is prone to, transmission can't normally be realized, also aggravated the wearing and tearing of adhesive tape, adhesive tape is scrapped very soon, impact is produced, and increases use cost.

Summary of the invention

In order to overcome above-mentioned deficiency and the defective of prior art, the utility model provides a kind of first apron feeder, and this first apron feeder can not only prevent rubber belt from deviating by actv., and has avoided skidding between first band and the adhesive tape, and the life-span of first band is also longer.

The technical solution adopted in the utility model is as follows.

This first apron feeder comprises frame, actuating device, head roll, reversing drum, carrying roller, flap side roller, endless rubber belt, hopper, deflector chute and gate, and evenly be installed on the frame several be parallel to each other the automatic deviation correcting idler roller frame, evenly be installed in frame below and laterally strengthen several flap side rollers that are parallel to each other at channel-section steel two ends and the combination first band outside endless rubber belt.

The first apron feeder of said structure, described automatic deviation correcting idler roller frame is comprised of carriage and base, and being welded with a rotating shaft, two ends in the interstitial hole of carriage respectively has a support arm, is equipped with on the support arm and sidewinders; One bearing and positioning plate are housed in the middle of the base, and the rotating shaft in the middle of the carriage cooperates with the axle sleeve in the bearing hole, and carriage can be turned round around bearing, and respectively there is an energy at the base two ends around the roller that little axle rotates, and carriage is played a supportive role.The maximum angle that carriage rotates around bearing can be limited by positioning plate.

The first apron feeder of said structure has in several flap side rollers that are parallel to each other that evenly are installed in the horizontal reinforcement in frame below channel-section steel two ends antifriction-bearing box is housed, can be around its axle flexible rotating.

Actuating device is comprised of motor and retarder.Head roll rotates under the effect of actuating device, drives endless rubber belt and combination first band cycle rotation between head roll and reversing drum.

The hopper that links to each other with feed bin and deflector chute are bolted in aggregates, are positioned at the top of load-transfer device, and link to each other with frame by bolt.

Described combination first band is first by after the mutual convex-concave interlock of metal first sheet of a large amount of centres with the arc elongated slot, the bearing pin made from nylon is concatenated into the first band, in the arc elongated slot of each first sheet, put into again the cushion block made from rubber, the bearing pin made from nylon is connected in series each cushion block and first band, be in series into the ring again at last, form combination first band.

In the middle of the arc elongated slot of described first sheet a gusset is arranged, a gusset hole is arranged on the gusset.

One cushion block hole is arranged on the center of symmetry face of described cushion block, when cushion block assembles, center, cushion block hole should be able to the first sheet on gusset hole center-aligned; The face that contacts with first sheet arc elongated slot on the cushion block is two cambered surfaces, is the plane between two cambered surfaces, and this plane is with the break-through of cushion block hole; The face that contacts with adhesive tape on the cushion block is plane or with the face of canine tooth; The thickness of cushion block is than the large 3～4mm of the degree of depth of first sheet arc elongated slot; The two sides bevel of cushion block.

The utility model first apron feeder principle of work: during feeding, coal or other material enter in the hopper from the feed bin of hopper top, head roll rotates under the effect of actuating device, adhesive tape and combination first band cycle rotation between head roll and reversing drum that drive is supported by the carrying roller on the automatic deviation correcting idler roller frame, the material that drops on combination first band upper surface in deflector chute with load-transfer device constantly to the material mouth moving linearly of deflector chute, through reversing drum the time, material is discharged from the material mouth of deflector chute, thereby finishes the feed process.

The utility model first apron feeder has following advantage compared to existing technology: because the effect of the flap side roller at channel-section steel two ends is laterally strengthened in automatic deviation correcting idler roller frame and frame below, actv. has prevented rubber belt from deviating; In the combination first band, owing in the middle of the arc elongated slot of first sheet a gusset being arranged, increased the intensity of first sheet; Cushion block rubber manufacturing, and directly contact with adhesive tape, increased the friction force between combination first band and the adhesive tape, make to be difficult between the two skidding.Cushion block also has buffer action, first sheet and bearing pin difficult quilt under the impact of bulk materials is pounded disconnected, makes the life-span of first band longer.

Description of drawings

Fig. 1 is front view of the present utility model;

Fig. 2 is left view of the present utility model;

Fig. 3 is the front view of automatic deviation correcting idler roller frame;

Fig. 4 is the left view of automatic deviation correcting idler roller frame;

Fig. 5 is the front view of combination first band;

Fig. 6 is the birds-eye view of combination first band;

Fig. 7 is the front view of first sheet;

Fig. 8 is the birds-eye view of first sheet;

Fig. 9 is the cutaway view of first sheet;

Figure 10 cushion block front view;

Figure 11 is the cushion block left view.

The specific embodiment

Further introduce embodiment of the present utility model below in conjunction with accompanying drawing.

As shown in Figure 1, 2, this first apron feeder mainly is comprised of frame 1, actuating device 2, head roll 3, automatic deviation correcting idler roller frame 4, carrying roller 5, flap side roller 6, combination first band 7, endless rubber belt 8, reversing drum 9, gate 10, hopper 11, deflector chute 12.Frame 1 adopts welded structure, actuating device 2, head roll 3, reversing drum 9 and several automatic deviation correcting idler roller framves 4 are contained on the frame 1 in parallel to each other, endless rubber belt 8 and the combination first band outside it 7 form load-transfer devices around and be stretched on head roll 3 and the reversing drum 9, the carrying section of belt conveyor is supported by the carrying roller 5 that several are contained on the automatic deviation correcting idler roller frame 4, several flap side rollers 6 evenly and in parallel to each other are contained in the horizontal reinforcement channel-section steel 1-1 two ends of frame 1 below, can prevent the sideslip of backhaul load-transfer device.The hopper 11 that links to each other with feed bin and deflector chute 12 are bolted in aggregates, are positioned at the top of load-transfer device, and link to each other with frame 1 by bolt.During feeding, coal or other material enter in the hopper 11 from the feed bin of hopper 11 tops, head roll 3 rotates under the effect of actuating device 2, driving conveying belt is cycle rotation between head roll 3 and reversing drum 9, the material that drops on the load-transfer device upper surface in deflector chute 12 with load-transfer device constantly to the material mouth moving linearly of deflector chute 12, through reversing drum 9 time, material is discharged from the material mouth of deflector chute 12, thereby finishes the feed process.When feeder need to overhaul, fall for preventing material, need closed shutter 10.

Shown in Fig. 3,4, described automatic deviation correcting idler roller frame 4 is comprised of carriage 4-1 and base 4-2, in the hole in the middle of the carriage 4-1 rotating shaft 4-1-1 is housed, rotating shaft 4-1-1 and carriage 4-1 are welded into one, axle sleeve 4-2-2 in the bearing 4-2-1 on rotating shaft 4-1-1 and the base 4-2 forms free-running fit, so that carriage 4-1 can rotate by the bearing 4-2-1 on base 4-2 with dress carrying roller 5 thereon.The roller 4-2-3 that an energy rotates around axle 4-2-4 respectively is equipped with at the two ends of base 4-2, and the areal of support 4-1-4 at carriage 4-1 two ends is supported on respectively on the roller 4-2-3 that is contained in base 4-2 two ends.When adhesive tape 8 departs from the center, the friction force lack of equilibrium at carrying roller 5 two ends, this unbalanced effect, can cause that the carrying roller 5 that is contained on the carriage 4-1 rotates an angle with carriage 4-1 around base 4-2, the oscillating quantity of carrying roller 5 depends on that adhesive tape 8 departs from the degree of center, in order gradually to lack the wearing and tearing of adhesive tape 8, the oscillating quantity of carrying roller 5 can not be excessive, and this can be limited by the positioning plate 4-2-5 that is contained on the bearing 4-2-1.Because carrying roller 5 no longer towards rolling perpendicular to the direction of load-transfer device operation, will lead back to load-transfer device on the center immediately by the carrying roller 5 of oblique.In case carrying roller 5 draws back the center to load-transfer device, the friction force on both sides reaches balance again, so that load-transfer device normally moves, actv. has solved the sideslip problem of load-transfer device.Overcome static friction, angle of bearing 4-2-1 rotation that carrying roller 5 could be on base 4-2, so the rotational action of carrying roller 5 has hysteresis quality need to add one and sidewinder 4-1-2 and block the adhesive tape 8 that can not in time be rectified a deviation.Sidewinder 4-1-2 and be contained on the support arm 4-1-3 at carriage 4-1 two ends, in order to reduce to sidewinder the friction of 4-1-2 and adhesive tape 8, to sidewinder bearing is housed in the 4-1-2, can rotate around support arm 4-1-3.If adhesive tape 8 with sidewinder 4-1-2 and contact, the friction force that sidewinders 8 on 4-1-2 and adhesive tape can also play the effect that carrying roller 5 rotates around bearing 4-2-1 that drives, thus further correction.

As shown in Figure 1, 2, evenly and in parallel to each other be contained in frame 1 below and laterally strengthen in the flap side roller 6 at channel-section steel 1-1 two ends antifriction-bearing box being housed, can be around its axle flexible rotating, when being in contact with it in order to reduce adhesive tape 8 to the wearing and tearing of adhesive tape 8.

Shown in Fig. 5,6, described combination first band by a large amount of centres with the metal first sheet 7-1 of arc elongated slot and cushion block 7-3 combination after, formed by bearing pin 7-2 and bearing pin 7-4 serial connection.The mutual convex-concave interlock of first sheet 7-1 and first sheet 7-1, be required width at transverse combination, be required length at longitudinal combination, the bearing pin 7-2 that makes with nylon with first sheet 7-1 with after first sheet 7-1 is connected in series, first sheet 7-1 facing to the facing up of adhesive tape 8, is put into the cushion block 7-3 that makes with rubber in the arc elongated slot of every first sheet 7-1, with the bearing pin 7-4 of nylon manufacturing cushion block 7-3 is serially connected on the first sheet 7-1, be in series into the ring again at last, form combination first band.For the ease of assembling, the comparable little 1～2mm in hole that is penetrated by it of the diameter of bearing pin 7-4.

Shown in Fig. 5,7,8 and 9, the two ends 7-1-12 of described first sheet 7-1 is the plane, dual-side mutually staggers some engaging lug 7-1-10 that are made of cambered surface 7-1-9 is set, engaging lug 7-1-10 be provided with cambered surface 7-1-9 concentric be connected earhole 7-1-7, engaging lug 7-1-10 face 7-1-3 upper and that adhesive tape 8 faces toward is the cambered surface of the large adhesive tape thickness of radius ratio radius roller.The outside face 7-1-1 of first sheet 7-1 carrying material is the cambered surface of evagination, and there is an arc elongated slot 7-1-11 inboard that first sheet 7-1 and adhesive tape 8 face toward, in order to expendable weight be bumped into cushion block 7-3.For the intensity that increases first sheet 7-1 and fixing cushion block 7-3, one gusset 7-1-4 is arranged in the middle of the arc elongated slot 7-1-11 of first sheet 7-1, one line of centers is arranged on it on first sheet 7-1 center of symmetry face and be connected the coplanar gusset hole 7-1-5 of longitudinal plane of symmetry 7-1-8 of earhole 7-1-7 with first sheet 7-1 both sides, gusset 7-1-4 is upper to be gone up with the relative face 7-1-3 of adhesive tape 8 coplanar with the relative face 7-1-6 of adhesive tape 8 and engaging lug 7-1-10.For adjacent first sheet 7-1 is not interfered when assembling, and when combination first band is walked around cylinder, the engaging lug 7-1-10 of every first sheet 7-1 can rotate around bearing pin 7-2, the upper face 7-1-2 relative with the engaging lug 7-1-10 of adjacent first sheet 7-1 of first sheet 7-1 is the cambered surface concentric with being connected earhole 7-1-7, and its radius is more bigger than the radius of the cambered surface 7-1-9 on the engaging lug 7-1-10.

Shown in Fig. 5,7,9,10 and 11, one cushion block hole 7-3-1 is arranged on the center of symmetry face of described cushion block 7-3, during assembling cushion block 7-3, the center of cushion block hole 7-3-1 should be able to first sheet 7-1 on the center-aligned of gusset hole 7-1-5, in order to insert bearing pin 7-4, cushion block 7-3 be fixed on the first sheet 7-1.The position of cushion block hole 7-3-1 should guarantee to make up first and bring the luggage timing into, the center of cushion block hole 7-3-1 can with first sheet 7-1 on the center-aligned of gusset hole 7-1-5.The upper face 7-3-3 that contacts with the arc elongated slot 7-1-11 of first sheet 7-1 of cushion block 7-3 is two cambered surfaces, be plane 7-3-2 between the two cambered surface 7-3-3, plane 7-3-2 is with the 7-3-1 break-through of cushion block hole, in order to allow cushion block 7-3 and first sheet 7-1 well contact and be convenient to the assembling of cushion block 7-3.In order to increase the area of contact of cushion block 7-3 and adhesive tape 8, cushion block 7-3 lower surface 7-3-5 can be the plane, also can be the face with canine tooth, to increase the friction force between cushion block 7-3 and the adhesive tape 8, better avoids skidding between the two.For engaging lug 7-1-10 and the cushion block 7-3 that prevents first sheet 7-1 interferes the two sides 7-3-4 bevel of cushion block 7-3.The thickness of cushion block 7-3 is than the large 3～4mm of the degree of depth of the upper arc elongated slot 7-1-11 of first sheet 7-1; so that cushion block 7-3 packs into behind the arc elongated slot 7-1-11 of first sheet 7-1; the upper face 7-3-5 3～4mm outside arc elongated slot 7-1-11 that contacts with adhesive tape 8 of cushion block 7-3; that contact with adhesive tape 8 in the combination first band like this is cushion block 7-3 rather than first sheet 7-1; therefore can play the effect of protection first sheet 7-1 and bearing pin 7-2; in the time of avoiding again making up the tensioning of first band; because the cushion block 7-3 on the cylinder of both sides is compressed; and make horizontal segment combination first band projection, thereby the applying of impact combination first band and adhesive tape 8.

Such as Fig. 5,6,7,8, shown in 9 and 10, during assembling the utility model combination first band, first sheet 7-1 is vertically arranged sequentially, laterally mutually chimeric, make the center-aligned of the connection earhole 7-1-7 of every first sheet 7-1, in connecting earhole 7-1-7, penetrate bearing pin 7-2, they are connected, in the arc elongated slot 7-1-11 of every first sheet 7-1, put into cushion block 7-3 again, the cushion block hole 7-3-1 of every cushion block 7-3 is alignd with the gusset hole 7-1-5 of first sheet 7-1, in the 7-1-5 of gusset hole, penetrate bearing pin 7-4, cushion block 7-3 is fixed among the arc elongated slot 7-1-11 of first sheet 7-1, such first sheet 7-1, cushion block 7-3 is serially connected by bearing pin 7-2 and bearing pin 7-4, be in series into the ring at last, formed combination first band.

Claims

1. first apron feeder, it comprises frame, actuating device, head roll, reversing drum, carrying roller, flap side roller, endless rubber belt, hopper, deflector chute and gate, and its architectural feature is: also comprise evenly be installed on the frame several be parallel to each other the automatic deviation correcting idler roller frame, evenly be installed in frame below and laterally strengthen several flap side rollers that are parallel to each other at channel-section steel two ends and the combination first band outside endless rubber belt.

2. first apron feeder according to claim 1, its architectural feature is: described automatic deviation correcting idler roller frame is comprised of carriage and base, and being welded with a rotating shaft, two ends in the interstitial hole of carriage respectively has a support arm, is equipped with on the support arm and sidewinders; One bearing and positioning plate are housed in the middle of the base, and the rotating shaft in the middle of the carriage cooperates with the axle sleeve in the bearing hole, and carriage can be turned round around bearing, and respectively there is an energy at the base two ends around the roller that little axle rotates, and carriage is played a supportive role.

3. first apron feeder according to claim 1 and 2, its architectural feature is: the described frame below that evenly is installed in is laterally strengthened in several flap side rollers that are parallel to each other at channel-section steel two ends antifriction-bearing box being housed, can be around its axle flexible rotating.

4. first apron feeder according to claim 1 and 2, its architectural feature is: described combination first band is first by after the mutual convex-concave interlock of metal first sheet of a large amount of centres with the arc elongated slot, the bearing pin made from nylon is concatenated into the first band, in the arc elongated slot of each first sheet, put into again the cushion block made from rubber, the bearing pin made from nylon is connected in series each cushion block and first band, be in series into the ring again at last, form combination first band.

5. first apron feeder according to claim 4, its architectural feature is: in the middle of the arc elongated slot of described first sheet a gusset is arranged, a gusset hole is arranged on the gusset.

6. first apron feeder according to claim 4, its architectural feature is: a cushion block hole is arranged on the center of symmetry face of described cushion block, when cushion block assembles, center, cushion block hole should be able to the first sheet on gusset hole center-aligned; The face that contacts with first sheet arc elongated slot on the cushion block is two cambered surfaces, is the plane between two cambered surfaces, and this plane is with the break-through of cushion block hole; The face that contacts with adhesive tape on the cushion block is plane or with the face of canine tooth; The thickness of cushion block is than the large 3～4mm of the degree of depth of first sheet arc elongated slot; The two sides bevel of cushion block.