Adjustable belt conveyor

Abstract

The utility model discloses an adjustable belt conveyor which comprises supporting beams transversely arranged on the front side and the rear side, rotating rollers are installed between the supporting beams on the front side and the rear side and close to the left position and the right position, the rotating rollers on the left side and the right side are connected through a conveying belt, and supporting legs are fixed to the left sides and the right sides of the supporting beams on the front side and the rear side. The lower ends of the supporting legs on the front side and the rear side are fixedly installed on the base, the middle portions of the supporting beams on the front side and the rear side are fixedly connected through a U-shaped supporting frame, an adjusting roller capable of conducting lifting adjustment is installed on the inner side of the supporting frame, and an adjusting screw rod for driving the adjusting roller to conduct lifting adjustment is installed at the bottom of the supporting frame. When tension adjustment is carried out on the conveying belt, the adjusting roller is adjusted to move upwards or downwards by screwing the adjusting screw rod, so that the adjusting roller abuts against or loosens the conveying belt, tension adjustment of the conveying belt is achieved, and the whole adjusting operation is simpler and more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of belt conveyors, in particular to an adjustable belt conveyor. Background Art

[0002] Belt conveyors are widely used in various industries such as home appliances, electronics, electrical appliances, machinery, tobacco, injection molding, post and telecommunications, printing, food, etc. for assembly, testing, debugging, packaging and transportation of objects. After running for a period of time, the belt conveyor will become loose, long and slip, resulting in low transportation efficiency, so the conveyor belt needs to be tightened.

[0003] The Chinese patent with announcement number CN212474994U discloses an adjustable belt conveyor, which belongs to the technical field of conveyor belts, and includes a base, a support frame is provided at the upper end of the base, and the support frame is provided with two groups, which are arranged on the left and right sides of the upper end of the base, and a driven wheel is arranged on the upper part of the left support frame, and a pulley is arranged on the upper part of the right support frame, and the outer parts of the pulley and the driven wheel are wrapped with a conveyor belt, and an adjusting mechanism is provided at the upper end of the base, and the adjusting mechanism is provided with two groups. The utility model can adjust the tension through the adjusting mechanism. When the conveyor belt becomes loose, it is adjusted through the adjusting mechanism. When adjusting, the nut is removed, the adjusting rod is moved downward, and the bolt is moved downward in the groove accordingly. After adjusting the distance, the roller is closely fitted with the conveyor belt, so that the conveyor belt is kept in a tensioned state, and then fixed by the nut. The structure is simple and the adjustment is convenient, so that the transportation efficiency of the conveyor belt will not be reduced, and it is convenient to use.

[0004] When the above-mentioned adjustable belt conveyor is used to adjust the tension of the conveyor belt, it is necessary to remove the nuts on the multiple bolts, and then move the adjusting rod up or down to achieve the tension adjustment of the conveyor belt. After the adjustment, the nuts are installed and tightened. The entire tension adjustment operation is relatively cumbersome and the adjustment operation is inconvenient. Utility Model Content

[0005] In order to solve the problem that the entire tension adjustment operation of the above-mentioned adjustable belt conveyor is relatively cumbersome and the adjustment operation is inconvenient, the present application provides an adjustable belt conveyor, which adopts the following technical solution:

[0006] An adjustable belt conveyor includes support beams arranged transversely on both sides of the front and rear, rotating rollers are installed near the left and right positions between the support beams on both sides of the front and rear, and the rotating rollers on both sides are connected by conveying belts, supporting legs are fixed on the left and right sides of the support beams on both sides of the front and rear, and the lower ends of the supporting legs on both sides of the front and rear are fixedly installed on a base, the middle parts of the support beams on both sides of the front and rear are fixedly connected by a U-shaped support frame, and an adjusting roller that can be raised and lowered is installed on the inner side of the support frame, and an adjusting screw that drives the adjusting roller to be raised and lowered is installed at the bottom of the support frame.

[0007] Optionally, a plurality of mounting holes are provided near the two end portions of the support frame, and two front and rear guide sleeves for guiding the raising and lowering of the adjusting roller are fixed to the inner bottom of the support frame.

[0008] Optionally, a U-shaped rotating bracket is installed on the outside of the adjusting roller, and guide rods passing through the guide sleeve are fixed on the lower side of the rotating bracket near the front and rear ends, and a connecting hole is opened at the bottom center of the rotating bracket.

[0009] Optionally, a rotating handle is fixed to the lower end of the adjusting screw, and a connecting screw is provided on the upper side of the adjusting screw, and the lower end of the connecting screw passes through the connecting hole and is threadedly connected to the adjusting screw.

[0010] Optionally, rollers are fixed to the lower side of the base near the front and rear ends, and support screws are threadedly inserted through the base near the front and rear rollers.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, when the conveyor belt is tensioned and adjusted, the adjusting roller is moved up or down by rotating the adjusting screw, so that the adjusting roller can be pressed or loosened against the conveyor belt, thereby adjusting the tension of the conveyor belt, and the whole adjustment operation is simpler and more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a three-dimensional diagram of an adjustable belt conveyor of the utility model;

[0015] Figure 2 It is a schematic diagram of a support frame of an adjustable belt conveyor shown in the utility model;

[0016] Figure 3 It is a schematic diagram of an adjusting roller of an adjustable belt conveyor shown in the utility model;

[0017] Figure 4 It is a schematic diagram of an adjusting screw of an adjustable belt conveyor shown in the utility model;

[0018] Figure 5 It is a schematic diagram of a base of an adjustable belt conveyor shown in the utility model.

[0019] In the figure: 1. base; 11. roller; 12. support screw; 2. support leg; 3. conveyor belt; 4. support beam; 5. support frame; 51. mounting hole; 52. guide sleeve; 6. adjusting roller; 61. rotating bracket; 62. connecting hole; 63. guide rod; 7. adjusting screw; 71. connecting screw; 72. turning handle; 8. rotating roller. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0021] Please refer to Figure 1 As shown, an adjustable belt conveyor includes support beams 4 arranged transversely on the front and rear sides, rotating rollers 8 are installed between the support beams 4 on the front and rear sides near the left and right positions, and the rotating rollers 8 on the left and right sides are connected by a conveying belt 3, and the left and right sides of the front and rear support beams 4 are fixed with supporting legs 2, and the lower ends of the supporting legs 2 on the front and rear sides are fixedly installed on the base 1, the middle parts of the front and rear support beams 4 are fixedly connected by a U-shaped support frame 5, and the inner side of the support frame 5 is installed with an adjusting roller 6 that can be raised and lowered, and the bottom of the support frame 5 is installed with an adjusting screw 7 for driving the adjusting roller 6 to be raised and lowered. When the conveying belt 3 is tensioned, the adjusting roller 6 is moved up or down by screwing the adjusting screw 7, so that the adjusting roller 6 can be tightened or loosened against the conveying belt 3, thereby realizing the tension adjustment of the conveying belt 3, and the entire adjustment operation is simpler and more convenient.

[0022] Please refer to Figure 2 As shown, the support frame 5 is provided with a plurality of mounting holes 51 near the two end portions for being fixed to the support beam 4 with screws, and the inner bottom of the support frame 5 is fixed with two front and rear guide sleeves 52 for guiding the raising and lowering of the adjusting roller 6, and the guide sleeves 52 cooperate with the guide rods 63 to guide the raising and lowering of the adjusting roller 6.

[0023] Please refer to Figure 3As shown, a U-shaped rotating bracket 61 is installed on the outside of the adjusting roller 6 for installing and supporting the adjusting roller 6, and a guide rod 63 passing through the guide sleeve 52 is fixed on the lower side of the rotating bracket 61 near the front and rear ends for guiding the adjusting roller 6 when it moves up and down, and a connecting hole 62 is opened at the bottom center of the rotating bracket 61 for connecting the adjusting screw 7.

[0024] Please refer to Figure 4 As shown, a turning handle 72 is fixed to the lower end of the adjusting screw 7 to facilitate the rotation of the adjusting screw 7. A connecting screw 71 is provided on the upper side of the adjusting screw 7. The lower end of the connecting screw 71 passes through the connecting hole 62 and is threadedly connected to the adjusting screw 7. The adjusting screw 7 is rotatably connected to the rotating bracket 61 through the connecting screw 71.

[0025] Please refer to Figure 5 As shown, rollers 11 are fixed to the lower side of the base 1 near the front and rear ends for moving the entire device, and support screws 12 are threadedly inserted through the base 1 near the front and rear rollers 11 for fixed support of the entire device.

[0026] Working principle: When the conveyor belt 3 becomes loose, the adjusting screw 7 is rotated by the turning handle 72 to drive the rotating bracket 61 to lift the adjusting roller 6 and press it against the conveyor belt 3 from the bottom to tighten the conveyor belt 3, thereby completing the tension adjustment of the conveyor belt 3. When the belt conveyor is moved, the supporting screw 12 is rotated and lifted upward so that the roller 11 is supported on the ground, so that the belt conveyor can be moved and adjusted.

[0027] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An adjustable belt conveyor, comprising support beams (4) arranged transversely on both sides of the front and rear sides, characterized in that: Rotating rollers (8) are installed near left and right positions between the support beams (4) on the front and rear sides, and the rotating rollers (8) on the left and right sides are connected by a conveying belt (3). Support legs (2) are fixed on the left and right sides of the support beams (4) on the front and rear sides, and the lower ends of the support legs (2) on the front and rear sides are fixedly installed on the base (1). The middle parts of the support beams (4) on the front and rear sides are fixedly connected by a U-shaped support frame (5), and an adjusting roller (6) that can be raised and lowered is installed on the inner side of the support frame (5), and an adjusting screw (7) that drives the adjusting roller (6) to be raised and lowered is installed at the bottom of the support frame (5).

2. The adjustable belt conveyor according to claim 1, characterized in that: The support frame (5) is provided with a plurality of mounting holes (51) near the two end portions, and two front and rear guide sleeves (52) for guiding the adjustment roller (6) to rise and fall are fixed to the inner bottom of the support frame (5).

3. The adjustable belt conveyor according to claim 2, characterized in that: A U-shaped rotating bracket (61) is installed on the outside of the adjusting roller (6), and guide rods (63) passing through the guide sleeve (52) are fixed on the lower side of the rotating bracket (61) near the front and rear ends, and a connecting hole (62) is opened at the bottom center of the rotating bracket (61).

4. The adjustable belt conveyor according to claim 3, characterized in that: A rotating handle (72) is fixed to the lower end of the adjusting screw (7), and a connecting screw (71) is provided on the upper side of the adjusting screw (7), wherein the lower end of the connecting screw (71) passes through the connecting hole (62) and is threadedly connected to the adjusting screw (7).

5. The adjustable belt conveyor according to claim 1, characterized in that: Rollers (11) are fixed to the lower side of the base (1) near the front and rear ends, and support screws (12) are threadedly inserted through the base (1) near the front and rear rollers (11).

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