CN219729391U

CN219729391U - Automatic deviation correcting device for conveying belt

Info

Publication number: CN219729391U
Application number: CN202320385215.4U
Authority: CN
Inventors: 吴耀东; 陈伟; 陈秀豪; 郑明锋
Original assignee: Fujian Hongtailai Biotechnology Co ltd
Current assignee: Fujian Hongtailai Biotechnology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-09-22
Anticipated expiration: 2033-03-03

Abstract

The utility model relates to the technical field of transmission equipment, and discloses an automatic correction device for a conveyer belt, which solves the problem that the conveyer belt can be maintained to be transmitted positively without stopping and swinging an adjusting roller. The tensioning mechanism and the supporting mechanism can tension the conveying belt, so that the conveying process is more stable; when the detection mechanism detects the deviation of the conveying belt, the controller receives the deviation signal and sends out an instruction to enable the adjusting mechanism to rectify the deviation of the conveying belt, and after the deviation is rectified, the adjusting mechanism is reset through the temporary pressing mechanism, so that continuous deviation rectification is not needed, and the automatic deviation rectifying device is more energy-saving and stable in structure.

Description

Automatic deviation correcting device for conveying belt

Technical Field

The utility model relates to the technical field of transmission equipment, in particular to an automatic deviation correcting device for a conveying belt.

Background

The tremella polysaccharide is a main active substance of tremella, accounts for 70% -75% of dry weight of tremella, and has the effects of immunoregulation, blood sugar and lipid reduction, radiation resistance, oxidation resistance and the like. The process flow for extracting tremella polysaccharide is to cut up the cleaned complete tremella firstly, and then separate the slurry in tremella from solid-liquid, and the slurry with fluidity and adhesiveness is solidified into solid by a transmission drying device so as to facilitate the processing of the subsequent procedures.

The tremella slurry is transported by adopting a wider and longer conveyer belt with smooth surface, and the conveyer belt is easy to deviate in the long-term working process, and is easy to deform or even tear if deviation correction operation is not carried out. The existing deviation correcting device is characterized in that sensors are arranged at two sides of a conveying belt, an adjusting roller is arranged in the conveying belt in an internal pressure mode, and two ends of the adjusting roller are connected with driving pieces capable of driving the end portions of the adjusting roller to linearly move; when the sensor detects the deflection of the conveying belt, the driving parts at the two ends adjust the angle between the regulating roller and the conveying belt, and the conveying belt is driven to be aligned by friction.

However, the deviation correcting device corrects the deviation by adopting mechanical friction, the regulating roller is inclined after regulating the conveying belt, if the inclination state is kept, the deviation is excessively corrected, if the inclination state is kept, the conveying belt is driven to move again, so that the conveying belt is reversely deviated, the regulating roller is required to continuously swing positively and negatively to maintain the conveying belt to be positively transmitted, the driving piece consumes large energy, the conveying belt is easily worn, and the service life is reduced.

Disclosure of Invention

In order to overcome the defect that the forward transmission of the conveying belt can be maintained only by stopping the swinging of the regulating roller, the utility model provides an automatic correction device for the conveying belt.

The utility model provides an automatic deviation correcting device for a conveyer belt, which adopts the following technical scheme:

an automatic deviation correcting device of conveyer belt sets up in installing the frame of conveyer belt, includes:

the detection mechanism comprises detection pieces which are arranged on the machine frame and positioned on two sides of the conveyor belt along the length direction;

the tensioning mechanism comprises a tensioning roller which is pressed on the conveying belt;

the adjusting mechanism comprises an adjusting roller which is pressed on the conveyor belt and first driving components which are respectively connected with two ends of the adjusting roller, the first driving components drive the end parts of the adjusting roller to move linearly on a horizontal plane, the included angle between the moving direction and the conveying direction of the conveyor belt is an acute angle, and the adjusting roller is also connected with second driving components which drive the adjusting roller to move along the vertical direction to be pressed against or away from the conveying direction; and

the temporary pressing mechanism comprises a temporary pressing roller and third driving assemblies respectively connected to two ends of the temporary pressing roller, and the third driving assemblies drive the temporary pressing roller to vertically press or be far away from the conveying belt;

the tensioning roller, the regulating roller and the temporary pressing roller are perpendicular to the conveying direction of the conveying belt.

By adopting the technical scheme, when the detection piece detects that the conveyer belt is deviated, the first driving component drives the two ends of the regulating roller to be adjusted to a proper position, and the regulating roller rubs the conveyer belt to be aligned when moving; when the conveyor belt is aligned, the third driving assembly drives the temporary press roller to move downwards to press against the conveyor belt, and meanwhile, the second driving assembly drives the adjusting roller to be separated from the conveyor belt upwards; then the first driving component drives the regulating roller to return to a state perpendicular to the conveying direction of the conveying belt, and then the second driving component drives the regulating roller to downwards press the conveying belt, and meanwhile the regulating roller is upwards separated from the conveying belt. The conveyer belt and the regulating roller after correction are in a forward state, the regulating roller does not need to be repeatedly regulated, the energy is saved, and the abrasion to the conveyer belt is reduced. In addition, the tensioning roller can enable the deviation rectifying process to be more stable when tensioning the conveying belt, and the first driving assembly arranged in an inclined mode can change the position of the adjusting roller and improve the deviation rectifying range.

Optionally, the first driving component comprises a sliding rail, a first driving piece fixed at the end part of the sliding rail and a first sliding block connected to the sliding rail in a sliding way, and the output end of the first driving piece is connected with the sliding rail; the two ends of the regulating roller are hinged with fixing frames, and the fixing frames are connected with the first sliding blocks.

Through adopting above-mentioned technical scheme, the first slider of driving piece drive slides on the slide rail to realize the control to dancer roll angle, and control is more accurate, improves the effect of rectifying.

Optionally, the second driving component includes a second driving part fixed on the frame, and an output end of the second driving part is fixedly connected with the sliding rail.

Through adopting above-mentioned technical scheme, thereby the second driving piece realizes the lift to the dancer roll through drive slide rail displacement, makes the dancer roll can break away from the conveyer belt back again and restores the state, can not exert an influence to the conveyer belt in the reply process, guarantees the forward transmission of conveyer belt.

Optionally, a connecting piece is connected between the two sliding rails, a positioning groove is formed in the rack, and when the regulating roller is perpendicular to the conveying direction of the conveying belt and is pressed on the conveying belt, the connecting piece is matched and inserted on the positioning groove.

Through adopting above-mentioned technical scheme, the connecting piece is with two slide rail fixed connection, and the connecting piece can peg graft in the constant head tank of frame, and the structure is more stable to improve the precision of rectifying.

Optionally, the third driving assembly includes being fixed in third driving piece in the frame, the output of third driving piece is fixed with the connecting block, the tip of temporary compression roller articulate in the connecting block.

Through adopting above-mentioned technical scheme, the pressure roller is carried out vertical displacement temporarily specifically through the third driving piece temporarily, and rotatable pressure roller temporarily can reduce the frictional resistance to the conveyer belt, makes the transmission more stable.

Optionally, the tensioning mechanism further comprises two second sliding blocks which are respectively connected to the frame in a sliding manner along the vertical direction, the end part of the tensioning roller is hinged to the second sliding blocks, and a locking assembly is connected between the second sliding blocks and the frame.

Through adopting above-mentioned technical scheme, the conveyer belt is possible to warp not hard up after long-time use, can adjust the tensioning degree of tensioning roller to the conveyer belt through the second slider to adaptation deformed conveyer belt, adaptability is stronger, and transmission structure is more stable, and the process of rectifying is also more stable.

Optionally, a supporting mechanism is arranged between the regulating roller and the tensioning roller, the supporting mechanism comprises a supporting roller hinged to the frame, and the supporting roller is arranged in parallel with the tensioning roller and is abutted to one surface, far away from the conveying belt, abutted to the tensioning roller.

Through adopting above-mentioned technical scheme, backing roll and tensioning roller and regulating roll make the below tensioning of conveyer belt become "W" shape, further improve transmission structure's stability.

Optionally, the detection piece is provided with two pairs, installs respectively in the position that is close to the conveyer belt and the position that keeps away from the conveyer belt in conveyer belt both sides.

By adopting the technical scheme, two pairs of detection pieces are arranged, and when the conveying belt deviates, the detection pieces close to the conveying belt can detect and enable the deviation correcting device to correct deviation; when the conveyor belt is excessively far from the side edge of the rack, the detection part far away from the conveyor belt sends out an emergency stop signal, so that the possibility that the conveyor belt is pulled is reduced.

In summary, the present utility model includes at least one of the following beneficial effects:

1. when the detection piece detects that the conveying belt is deviated, the first driving component drives the two ends of the regulating roller to be adjusted to a proper position, and the regulating roller rubs the conveying belt to enable the conveying belt to be aligned when moving, so that deviation correction can be carried out on the conveying belt;

2. when the regulating roller adjusts the conveyer belt to return, the temporary pressing roller moves downwards to press against the conveyer belt, meanwhile, the regulating roller is separated from the conveyer belt upwards, then the regulating roller returns to a state vertical to the conveying direction of the conveyer belt and then presses downwards, and the temporary pressing roller moves upwards, so that the position of the regulating roller is returned;

3. the transmission and correction processes of the conveyer belt can be more stable through the tensioning roller and the supporting roller, and the correction accuracy is improved;

4. the two pairs of sensors are arranged, so that the small deflection of the conveying belt can be corrected, the conveying is stopped when the deflection is large, the possibility that the conveying belt is pulled to be bad is reduced, in addition, the adjustable tensioning roller can adapt to the deformed conveying belt, and the service life is prolonged.

Drawings

FIG. 1 is a schematic diagram of a conveyor belt automatic deviation correcting device in an embodiment of the utility model;

FIG. 2 is a top view of an automatic conveyor belt deviation correcting device in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a detection mechanism according to an embodiment of the present utility model;

fig. 4 is an enlarged view at a in fig. 1;

FIG. 5 is a top view of one state of the conveyor belt automatic deviation correcting device in accordance with the embodiment of the present utility model;

fig. 6 is a front view showing another state of the automatic correction device for a conveyor belt in the embodiment of the present utility model.

Reference numerals illustrate: 1. a conveyor belt; 2. a frame; 21. a positioning groove; 3. a detection mechanism; 31. a detecting member; 32. a mounting plate; 33. a bar-shaped groove; 4. a tensioning mechanism; 41. a tension roller; 42. a second slider; 43. a locking assembly; 431. a screw; 432. a fastening nut; 5. an adjusting mechanism; 51. an adjusting roller; 52. a first driving member; 53. a slide rail; 54. a baffle; 55. a first slider; 56. a second driving member; 57. a fixing frame; 571. a side plate; 572. a cover plate; 573. a vent hole; 58. a connecting piece; 6. a temporary pressing mechanism; 61. a temporary press roll; 62. a third driving member; 63. a connecting block; 7. a support mechanism; 71. a support roller; 72. pressing roller; 8. and (3) a bearing.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-6.

Referring to fig. 1, an embodiment of the utility model discloses an automatic deviation correcting device for a conveyer belt 1, which is arranged on a frame 2 provided with the conveyer belt 1 and comprises a detection mechanism 3, a tensioning mechanism 4, a supporting mechanism 7, an adjusting mechanism 5 and a temporary pressing mechanism 6, wherein the detection mechanism 3, the adjusting mechanism 5 and the temporary pressing mechanism 6 are electrically connected through a controller. The tensioning mechanism 4 and the supporting mechanism 7 can tension the conveying belt 1, so that the conveying process is more stable; when the detection mechanism 3 detects the deviation of the conveying belt 1, the controller receives the deviation signal and sends out an instruction to enable the adjusting mechanism 5 to rectify the deviation of the conveying belt 1, and after the deviation is rectified, the adjusting mechanism 5 is reset through the temporary pressing mechanism 6, so that continuous deviation rectification is not needed, and the energy-saving and stable structure is achieved.

Referring to fig. 2 and 3, the detecting mechanism 3 includes mounting plates 32 fixed to the frame 2 on both sides of the conveyor belt 1 in the length direction, and detecting pieces 31 are connected to both mounting plates 32. The detection head orientation of the detection member 31 is preferably set downward and behind the adjustment mechanism 5 in the advancing direction of the conveyor belt 1. As a preferred embodiment, the detecting member 31 is provided with two pairs of detecting members and is respectively mounted on two mounting plates 32 at a position close to the conveyor belt 1 and a position far from the conveyor belt 1, two bar-shaped grooves 33 perpendicular to the conveying direction are formed in the mounting plates 32, and the detecting member 31 can be provided as a photoelectric sensor which is fixed on the mounting plates 32 by nuts. When the conveyer belt 1 is slightly deviated, a sensor close to the conveyer belt 1 can detect and enable the deviation correcting device to correct deviation; when the conveyor belt 1 is offset too far to the side of the frame 2, the sensor far from the conveyor belt 1 sends out a scram signal, reducing the possibility of the conveyor belt 1 being pulled.

Referring to fig. 4 and 5, correction is required after the deviation of the conveyor belt 1 is detected. The adjusting mechanism 5 comprises an adjusting roller 51 pressed on the conveyer belt 1 and first driving components respectively connected to two ends of the adjusting roller 51; initially, the adjusting roller 51 is set to be perpendicular to the conveying direction of the conveying belt 1, two ends of the adjusting roller 51 are hinged with fixing frames 57 through bearings 8, the fixing frames 57 comprise side plates 571 connected with the adjusting roller 51 and cover plates 572 arranged between the two side plates 571, the cover plates 572 can reduce the possibility that the conveying belt is rolled into the adjusting roller 51, and ventilation holes 573 are formed in the cover plates 572 to facilitate heat dissipation of the adjusting roller 51. The first driving assembly comprises a sliding rail 53, a first driving piece 52 fixed at the end part of the sliding rail 53 and a first sliding block 55 connected to the sliding rail 53 in a sliding way, the output end of the first driving piece 52 is connected with the sliding rail 53, a baffle 54 for limiting the first sliding block 55 to be separated from the sliding rail 53 is arranged at one end of the sliding rail 53 far away from the first driving piece 52, an included angle between the sliding rail 53 and the conveying direction of the conveying belt 1 is an acute angle, the fixed frame 57 is hinged with the first sliding block 55, and the acute angle is preferably 20-70 degrees so that the first driving piece 52 can change the position of the regulating roller 51, and the deviation rectifying range is improved.

Optionally, but not limited to, in order to improve structural stability, a connecting piece 58 is connected between the two sliding rails 53, the connecting piece 58 may be configured as a connecting rod, the frame 2 is provided with a positioning slot 21, when the adjusting roller 51 is perpendicular to the conveying direction of the conveying belt 1 and is pressed on the conveying belt 1, the connecting piece 58 is inserted into the positioning slot 21 in a matching manner, and the adjusting roller 51 at this time can play a role in tensioning the conveying belt 1.

Referring to fig. 5 and 6, the steering roller 51 is reset so that the position of the steering roller is changed after the correction without affecting the conveyor belt 1. The regulating roller 51 is further connected with a second driving component for driving the regulating roller to move along the vertical direction towards the pressing direction or away from the conveying belt 1, the second driving component comprises a second driving piece 56 fixed on the frame 2, and the output end of the second driving piece 56 is fixedly connected with a sliding rail 53 or a connecting piece 58. The second driving member 56 may be disposed above or below the dancer roller 51, and in order to reduce the influence on the conveyor 1, it is preferable to dispose the second driving member 56 below the dancer roller 51 in this embodiment.

Referring to fig. 4, the conveyor belt 1 needs to be pressed by the temporary pressing mechanism 6 when the regulation roller 51 is disengaged from the conveyor belt 1. The temporary pressing mechanism 6 comprises a temporary pressing roller 61 which is perpendicular to the conveying direction of the conveying belt 1 and third driving components which are respectively connected with two ends of the temporary pressing roller 61, the temporary pressing roller 61 is driven by the third driving components to vertically press or keep away from the conveying belt 1, the third driving components comprise third driving components 62 which are fixed on the frame 2, connecting blocks 63 are fixed at the output ends of the third driving components 62, and the ends of the temporary pressing roller 61 are hinged in the connecting blocks 63 through bearings 8.

In addition, in order to make the conveyer belt 1 more stable, the tensioning mechanism 4 includes a tensioning roller 41 that is pressed on the conveyer belt 1 and is perpendicular to the conveying direction, and the tip of the tensioning roller 41 articulates there is the second slider 42, and the second slider 42 is connected to the frame 2 along vertical sliding, is connected with the locking subassembly 43 that locks the second slider 42 and slides between second slider 42 and the frame 2. The locking assembly 43 comprises a screw 431 fixedly connected with the sliding block and penetrating through the frame 2, and nuts are screwed on two sides of the screw 431 penetrating through the frame 2 so as to fix the screw 431.

Further, a supporting mechanism 7 is provided between the regulating roller 51 and the tension roller 41 and between the regulating roller 51 and the conveying end of the conveyor belt 1. The supporting mechanism 7 comprises a supporting roller 71 and a pressing roller 72 which are hinged on the frame 2, the supporting roller 71 is arranged in parallel with the tensioning roller 41 and is abutted against one surface of the conveyor belt 1, which is far away from being abutted against the tensioning roller 41, the pressing roller 72 is arranged above the supporting roller 71, and the conveyor belt 1 passes through between the pressing roller 72 and the supporting roller 71. Thereby tensioning the lower part of the conveyer belt 1 into a W shape, and further improving the stability of the conveying structure.

The first driving member 52, the second driving member 56, and the third driving member 62 may be provided as power sources with high driving accuracy such as air cylinders, hydraulic cylinders, or electric cylinders.

The embodiment of the utility model provides an automatic deviation correcting device for a conveyor belt 1, which is implemented by the following principle:

when the detecting piece 31 detects that the conveyer belt 1 is deviated, the first driving piece 52 drives the two ends of the regulating roller 51 to be adjusted to a proper position, and the regulating roller 51 rubs the conveyer belt 1 to be aligned when moving; when the conveyor belt 1 is aligned, the third driving piece 62 drives the temporary press roller 61 to move downwards to press the conveyor belt 1, and the second driving piece 56 drives the adjusting roller 51 to be separated from the conveyor belt 1 upwards; then the first driving member 52 drives the regulating roller 51 to return to a state perpendicular to the conveying direction of the conveying belt 1, and then the second driving member 56 drives the regulating roller 51 to press the conveying belt 1 downwards so as to correct deviation in time next time, and meanwhile, the regulating roller 51 is separated from the conveying belt 1 upwards. The conveyer belt 1 and the regulating roller 51 after deviation correction are in a forward state, the regulating roller 51 does not need to be repeatedly regulated, the energy is saved, and the abrasion to the conveyer belt 1 is reduced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An automatic deviation correcting device of conveyer belt (1) sets up on frame (2) of installing conveyer belt (1), its characterized in that includes:

the detection mechanism (3) comprises detection pieces (31) which are arranged on the frame (2) and positioned on two sides of the conveying belt (1) along the length direction;

the tensioning mechanism (4) comprises a tensioning roller (41) pressed on the conveying belt (1);

the adjusting mechanism (5) comprises an adjusting roller (51) which is pressed on the conveying belt (1) and first driving components which are respectively connected with two ends of the adjusting roller (51), wherein the first driving components drive the end parts of the adjusting roller (51) to move linearly on a horizontal plane, the included angle between the moving direction and the conveying direction of the conveying belt (1) is an acute angle, and the adjusting roller (51) is also connected with second driving components which drive the adjusting roller to move along the vertical direction to press against or away from the conveying belt (1); and

the temporary pressing mechanism (6) comprises a temporary pressing roller (61) and third driving components which are respectively connected to two ends of the temporary pressing roller (61), and the third driving components drive the temporary pressing roller (61) to vertically press against or be far away from the conveying belt (1);

wherein, the tensioning roller (41), the regulating roller (51) and the temporary pressing roller (61) are perpendicular to the conveying direction of the conveying belt (1).

2. The automatic deviation correcting device for a conveyor belt (1) according to claim 1, wherein the first driving assembly comprises a sliding rail (53), a first driving member (52) fixed at the end of the sliding rail (53) and a first sliding block (55) slidingly connected to the sliding rail (53), and the output end of the first driving member (52) is connected to the sliding rail (53); the two ends of the regulating roller (51) are hinged with fixing frames (57), and the fixing frames (57) are connected with the first sliding blocks (55).

3. An automatic deviation correcting device for a conveyor belt (1) according to claim 2, characterized in that the second driving assembly comprises a second driving member (56) fixed on the frame (2), and the output end of the second driving member (56) is fixedly connected with the sliding rail (53).

4. The automatic deviation correcting device for the conveyor belt (1) according to claim 3, wherein a connecting piece (58) is connected between the two sliding rails (53), the frame (2) is provided with a positioning groove (21), and when the adjusting roller (51) is perpendicular to the conveying direction of the conveyor belt (1) and is pressed on the conveyor belt (1), the connecting piece (58) is matched and inserted on the positioning groove (21).

5. An automatic deviation correcting device for a conveyor belt (1) according to claim 1, characterized in that the third driving assembly comprises a third driving member (62) fixed on the frame (2), a connecting block (63) is fixed at the output end of the third driving member (62), and the end of the temporary press roller (61) is hinged in the connecting block (63).

6. The automatic deviation correcting device for the conveyor belt (1) according to claim 1, wherein the tensioning mechanism (4) further comprises two second sliding blocks (42) which are respectively connected to the frame (2) in a sliding manner along the vertical direction, the end parts of the tensioning rollers (41) are hinged to the second sliding blocks (42), and a locking assembly (43) is connected between the second sliding blocks (42) and the frame (2).

7. The automatic deviation correcting device for the conveyor belt (1) according to claim 1, wherein a supporting mechanism (7) is arranged between the adjusting roller (51) and the tensioning roller (41), the supporting mechanism (7) comprises a supporting roller (71) hinged to the frame (2), and the supporting roller (71) is arranged in parallel with the tensioning roller (41) and is abutted to one surface, far away from the abutting surface of the tensioning roller (41), of the conveyor belt (1).

8. The automatic deviation correcting device for the conveyor belt (1) according to claim 1, wherein the detecting pieces (31) are arranged in two pairs, and are respectively arranged at the positions, close to the conveyor belt (1), on two sides of the conveyor belt (1) and at the positions, far from the conveyor belt (1).