CN217995754U - Belt bending floating pressing mechanism and belt conveyor - Google Patents

Abstract

The utility model relates to a band bending floating pressing mechanism and belt conveyor, which belongs to the technical field of belt conveyors. The belt bending floating pressing mechanism comprises a belt pressing wheel mechanism and supporting frames arranged at two ends of the belt pressing wheel mechanism, the belt pressing wheel mechanism comprises a rotating shaft, an inner pressure belt wheel, a first outer pressure belt wheel and a second outer pressure belt wheel, the inner pressure belt wheel, the first outer pressure belt wheel and the second outer pressure belt wheel are all arranged on the rotating shaft, the inner pressure belt wheel is located between the first outer pressure belt wheel and the second outer pressure belt wheel, the diameter of the inner pressure belt wheel is larger than that of the first outer pressure belt wheel or/and the second outer pressure belt wheel, and the rotating shaft is arranged on the supporting frames in a manner of being capable of rotating around the axis of the rotating shaft; the belt conveyor comprises a rack, a belt arranged above the rack and a belt bending, floating and pressing mechanism. The utility model discloses can solve when the material outwards spill the technical problem of material easily when the department of buckling through the belt.

Description

Belt bending floating pressing mechanism and belt conveyor

Technical Field

The utility model relates to a belt is buckled and is floated hold-down mechanism and belt conveyor belongs to band conveyer technical field.

Background

The belt conveyor has under the condition of tilt up in the head frame, at middle part frame and head frame corner, the belt can't reach the bending angle of needs, use the pinch roller to adjust the belt for suitable angle usually, but the belt is because there is not the support of snub pulley when buckling the department, the belt shape becomes too flat, receive material form, weather etc. influence, the material is outwards spilt the material easily when the corner is being passed through to there is the material to crowd wearing and tearing belt and pinch roller between the gap of pinch roller and belt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a belt is buckled hold-down mechanism and belt feeder that floats to improve or solve as above prior art in the material outwards spill the technical problem of material easily when the department of buckling through the belt.

The utility model provides a technical scheme as follows: the utility model provides a belt buckle hold-down mechanism that floats, is in including pinch roller mechanism and setting the support frame at pinch roller mechanism both ends, pinch roller mechanism includes pivot, interior pressure band pulley, the outer pinch roller of first external pressure band pulley and second are all installed in the pivot, interior pressure band pulley is located the outer pinch roller of first external pressure band pulley and second between, the diameter of interior pressure band pulley is greater than the diameter of the outer pinch roller of first external pressure band pulley or/and second, the pivot is installed with the mode that can wind self axis rotation on the support frame, and the pivot can drive the outer pinch roller of interior pressure band pulley, first external pressure band pulley and second is rotatory around self axis.

Furthermore, both ends of the rotating shaft are provided with supporting frames, and both ends of the rotating shaft are respectively installed on the supporting frames on one side of the rotating shaft through bearings.

Furthermore, the height adjusting mechanism comprises an adjusting screw and a bearing seat, one end of the adjusting screw is fixedly connected with the bearing seat, the other end of the adjusting screw is provided with an external thread, the supporting frame is provided with a pressing plate, the pressing plate is provided with a threaded hole, one end of the adjusting screw with the external thread passes through the threaded hole and is connected with the pressing plate, and the bearing is installed on the bearing seat.

Further, the diameters of the first outer pinch roller and the second outer pinch roller are the same.

Furthermore, a sliding rail is arranged on the supporting frame, and the bearing seat can move up and down along the sliding rail.

The utility model also provides a belt conveyor, be in including frame and setting the belt of frame top, the frame includes horizontal segment and slope section, still includes the belt hold-down mechanism that floats of buckling, the belt is buckled the support frame of unsteady hold-down mechanism and is fixed in the frame, and the belt is buckled the juncture that unsteady hold-down mechanism is located horizontal segment and slope section.

Furthermore, the belt conveyor further comprises a plurality of lower supporting rollers for supporting the weight of the belt and materials, wherein the lower supporting rollers are arranged on the horizontal section and the inclined section of the frame at intervals, and are positioned below the belt.

The technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

1. the utility model discloses a belt buckle unsteady hold-down mechanism changes the running angle of belt by the first external pressure band pulley on both sides and the outer pinch roller of second, and the band pulley diameter is greater than the external pressure band pulley on both sides in the centre, thereby makes the interior band pulley change the shape of belt into the V style of calligraphy of leanin by original flat formula, makes the material can inwards gather so that prevent that the material from producing when the corner spills the material or the material extrudees the condition emergence of wearing and tearing belt and pinch roller under the external pressure band pulley to both sides naturally when the department of buckling through the belt like this, the utility model discloses a belt buckle unsteady hold-down mechanism installation is simple, with the feeding mechanism linkage, need not to increase extra manual operation, can effectively reduce the material waste that the material transportation brought, can also solve simultaneously and crowd the material between external pressure band pulley and the belt and cause the problem of equipment wearing and tearing, reduces the equipment loss, improve equipment's whole work efficiency.

2. The utility model discloses can adjust the elasticity degree of pinch roller and belt through height adjusting mechanism's adjusting screw, change the inclination size of belt, reduce or increase the inside angle of belt, reduce or increase the contained angle of the V style of calligraphy of belt leanin promptly, guarantee that the material does not leak outward, do not crowded material.

3. The utility model discloses a belt feeder can effectively improve equipment's production efficiency, reduces user's the material extravagant, reduces the equipment wearing and tearing condition, has increased the life of equipment.

Drawings

Fig. 1 is a schematic structural view of the belt conveyor of the present invention;

fig. 2 is a front view of the belt conveyor of the present invention;

fig. 3 is a top view of the belt conveyor of the present invention;

fig. 4 is a schematic structural view of the belt bending floating pressing mechanism of the present invention;

fig. 5 is a schematic structural view of the belt pressing wheel mechanism of the present invention;

fig. 6 is a schematic view of the mounting structure of the supporting frame and the height adjusting mechanism of the present invention;

in the figure, 1, a pinch roller mechanism; 101. a rotating shaft; 102. an internal pressure pulley; 103. a first outer pressure pulley; 104. a second outer pinch roller; 2. a support frame; 201. pressing a plate; 202. a first longitudinal support; 203. a second longitudinal support; 3. a height adjustment mechanism; 301. adjusting the screw rod; 302. a bearing seat; 303. a bearing; 4. a frame; 401. a horizontal segment; 402. an inclined section; 5. a lower carrier roller; 6. a belt.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following examples, which are intended to illustrate the present invention and not to limit the scope of the present invention.

As shown in fig. 1-6, a belt conveyor comprises a frame 4 and a belt 6 arranged above the frame 4, wherein the frame 4 comprises a horizontal section 401 and an inclined section 402, and further comprises a belt 6 bending floating pressing mechanism, a support frame 2 of the belt 6 bending floating pressing mechanism is fixed on the frame 4, and the belt 6 bending floating pressing mechanism is located at the junction of the horizontal section 401 and the inclined section 402.

The belt conveyor also comprises a plurality of lower supporting rollers 5 used for supporting the belt 6 and the weight of materials, the lower supporting rollers 5 are arranged on the horizontal section 401 and the inclined section 402 of the frame 4 at intervals, the lower supporting rollers 5 are located below the belt 6, and the belt 6 is not supported by the lower supporting rollers 5 when passing through a bent part.

In addition, in this embodiment, as shown in fig. 4, the belt bending floating pressing mechanism includes a pressing belt wheel mechanism 1 and supporting frames 2 disposed at two ends of the pressing belt wheel mechanism 1, the pressing belt wheel mechanism 1 includes a rotating shaft 101, an inner pressing belt wheel 102, a first outer pressing belt wheel 103 and a second outer pressing belt wheel 104, the inner pressing belt wheel 102, the first outer pressing belt wheel 103 and the second outer pressing belt wheel 104 are all mounted on the rotating shaft 101, the inner pressing belt wheel 102 is located between the first outer pressing belt wheel 103 and the second outer pressing belt wheel 104, in this embodiment, the diameters of the first outer pressing belt wheel 103 and the second outer pressing belt wheel 104 are the same, the diameter of the inner pressing belt wheel 102 is larger than the diameter of the first outer pressing belt wheel 103 or/and the diameter of the second pressing belt wheel 104, the rotating shaft 101 is mounted on the supporting frame 2 in a manner of being capable of rotating around its own axis, and the rotating shaft 101 is capable of driving the inner pressing belt wheel 102, the first outer pressing belt wheel 103 and the second outer pressing belt wheel 104 to rotate around its own axis.

An inward inclination angle of the belt 6 is generated by adding an inner pressure pulley 102 having a diameter slightly larger than that of the outer pressure pulley between the first outer pressure pulley 103 and the second outer pressure pulley 104 at both ends of the rotation shaft 101. After the belt conveyor is started, when the belt 6 starts to run, the inner pressure belt wheel 102, the first outer pressure belt wheel 103 and the second outer pressure belt wheel 104 rotate along with the belt 6 by virtue of friction force, when materials are conveyed to a corner along the belt 6, the belt 6 deforms to generate an inward inclination angle due to the inner pressure belt wheel 102, the materials naturally gather inwards along with the inward inclination angle of the belt 6, the materials are effectively prevented from splashing and scattering or being squeezed to the belt 6 between the outer pressure belt wheel and the belt 6 to wear the belt 6, and then the materials are conveyed to the discharge hole along with the belt 6 until discharging is completed.

More specifically, both ends of pivot 101 all are equipped with support frame 2, the both ends of pivot 101 all install respectively on the support frame 2 of respective one side through bearing 303. The belt 6 is buckled and is floated hold-down mechanism still includes high adjustment mechanism 3, high adjustment mechanism 3 includes adjusting screw 301 and bearing frame 302, adjusting screw 301 one end with bearing frame 302 fixed connection, adjusting screw 301's the other end is equipped with the external screw thread, be equipped with clamp plate 201 on the support frame 2, be equipped with the screw hole on the clamp plate 201, adjusting screw 301 has the one end of external screw thread to pass through the screw hole with clamp plate 201 is connected, bearing 303 is installed on bearing frame 302. The supporting frame 2 comprises a first longitudinal support 202, a second longitudinal support 203 and a pressing plate 201, the pressing plate 201 is horizontally arranged above the first longitudinal support 202 and the second longitudinal support 203, a sliding rail is arranged on one side opposite to the first longitudinal support 202 and the second longitudinal support 203, and the bearing seat 302 can move up and down along the sliding rail.

During installation, the adjusting screw 301 is firstly installed and the belt 6 is tightened, then the inner pressure belt wheel 102, the first outer pressure belt wheel 103 and the second outer pressure belt wheel 104 are adjusted to proper heights through the adjusting screw 301, the degree of tightness among the inner pressure belt wheel 102, the first outer pressure belt wheel 103, the second outer pressure belt wheel 104 and the feeding belt 6 is moderate, and the inclination angle of the belt 6 is changed, so that the situation that materials are scattered to two sides or extruded to the lower part of the pressure belt wheel to abrade the belt 6 and the pressure belt wheel when the materials are rotated is prevented.

The utility model discloses a belt feeder prevents that the material from unrestrained, reduces the purpose of equipment wearing and tearing when transporting material to corner, has effectively solved the extravagant condition of material when transporting, has improved the wearing and tearing condition of belt 6 with the pinch roller, has improved life, the work continuity and the stability of equipment.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. The belt bending floating pressing mechanism is characterized by comprising a belt pressing wheel mechanism (1) and support frames (2) arranged at two ends of the belt pressing wheel mechanism (1), wherein the belt pressing wheel mechanism (1) comprises a rotating shaft (101), an inner pressing wheel (102), a first outer pressing wheel (103) and a second outer pressing wheel (104), the inner pressing wheel (102), a first outer pressing wheel (103) and the second outer pressing wheel (104) are all arranged on the rotating shaft (101), the inner pressing wheel (102) is located between the first outer pressing wheel (103) and the second outer pressing wheel (104), the diameter of the inner pressing wheel (102) is larger than that of the first outer pressing wheel (103) or/and the second outer pressing wheel (104), the rotating shaft (101) is arranged on the support frames (2) in a manner of being capable of rotating around the axis of the rotating shaft, and the rotating shaft (101) can drive the inner pressing wheel (102), the first outer pressing wheel (103) and the second outer pressing wheel (104) to rotate around the axis of the rotating shaft.

2. The belt bending floating pressing mechanism according to claim 1, wherein two ends of the rotating shaft (101) are provided with the supporting frames (2), and two ends of the rotating shaft (101) are respectively mounted on the supporting frames (2) on one side of the rotating shaft through bearings.

3. The belt bending floating pressing mechanism according to claim 2, further comprising a height adjusting mechanism (3), wherein the height adjusting mechanism (3) comprises an adjusting screw (301) and a bearing seat (302), one end of the adjusting screw (301) is fixedly connected with the bearing seat (302), the other end of the adjusting screw (301) is provided with an external thread, a pressing plate (201) is arranged on the support frame (2), a threaded hole is formed in the pressing plate (201), one end of the adjusting screw (301) with the external thread is connected with the pressing plate (201) through the threaded hole, and the bearing is mounted on the bearing seat (302).

4. The belt bending floating pressing mechanism according to any one of claims 1 to 3, wherein the first outer pressing pulley (103) and the second outer pressing pulley (104) have the same diameter.

5. The belt bending floating pressing mechanism according to claim 3, wherein a sliding rail is arranged on the supporting frame (2), and the bearing seat (302) can move up and down along the sliding rail.

6. A belt conveyor, comprising a frame (4) and a belt (6) arranged above the frame (4), wherein the frame (4) comprises a horizontal section (401) and an inclined section (402), and is characterized by further comprising a belt (6) bending floating pressing mechanism according to any one of claims 1 to 5, wherein a support frame (2) of the belt (6) bending floating pressing mechanism is fixed on the frame (4), and the belt (6) bending floating pressing mechanism is located at the junction of the horizontal section (401) and the inclined section (402).

7. A conveyor belt as claimed in claim 6, characterised by further comprising a plurality of lower idlers (5) for supporting the belt (6) and the weight of the material, wherein the plurality of lower idlers (5) are arranged at intervals on the horizontal section (401) and the inclined section (402) of the frame (4), and the lower idlers (5) are located below the belt (6).

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