CN213397295U

CN213397295U - Belt tightness degree adjusting mechanism of belt weigher

Info

Publication number: CN213397295U
Application number: CN202022808973.1U
Authority: CN
Inventors: 黄岩岩
Original assignee: Xuzhou Yuke Weighing Technology Co ltd
Current assignee: Xuzhou Yuke Weighing Technology Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-06-08
Anticipated expiration: 2030-11-28

Abstract

The utility model relates to a weighing-appliance technical field especially relates to a belt scale belt elasticity adjustment mechanism, has solved among the prior art because the weight of article can make the conveyer belt produce deformation in the transportation to influence follow-up article, probably make weighing sensor data production deviation's problem when handling. The utility model provides a belt scale belt elasticity adjustment mechanism, includes the casing, and the inside of casing is equipped with conveying mechanism, and one side fixedly connected with motor of casing is connected through the drive mechanism transmission between motor and the conveying mechanism, and the movable groove that a plurality of is the symmetric state and distributes is all seted up to the both sides of casing. The utility model discloses provide power by the motor, can provide self-adaptation power when article push down conveying mechanism through fixed establishment and spring sliding connection at the inside tension roller of activity inslot, make the conveying mechanism surface be in and tightly collapse the state to avoid making conveying mechanism deformation to produce the influence to follow-up data because of article weight.

Description

Belt tightness degree adjusting mechanism of belt weigher

Technical Field

The utility model relates to a weighing-appliance technical field especially relates to a belt scale belt tightness degree adjustment mechanism.

Background

The belt weigher is an automatic weighing apparatus which continuously weighs bulk materials on a conveying belt without subdividing the mass or interrupting the movement of the conveying belt, and is mainly classified according to a loader: a weigh table carrier, a conveyor carrier; sorting by belt speed: single speed belt weigher, variable speed belt weigher.

The weighing bridge of the belt weigher is arranged on the conveying frame, when materials pass through, the weight of the materials on the belt conveyor detected by the measuring carrier roller acts on the weighing sensor through a lever to generate a voltage signal proportional to the belt load, the weighing sensor on the belt weigher is arranged on the weighing bridge, when the belt weigher works, the detected weight of the materials on the belt is sent into the weighing instrument, meanwhile, a speed signal of the belt conveyor of the speed measuring sensor is also sent into the weighing instrument, the instrument performs integral processing on the speed signal and the weighing signal to obtain instantaneous flow and accumulated amount, the speed sensor is directly connected on the large-diameter speed measuring roller to provide a series of pulses, each pulse represents a belt movement unit, the frequency of the pulse is proportional to the belt speed, the weighing instrument receives signals from the weighing sensor and the speed sensor, and obtains an instantaneous flow value and an accumulated weight value through integral operation, and respectively display

However, the weight of the article during transportation may cause the conveyor belt to deform, thereby affecting subsequent articles, and may cause the load cell to deviate from the data during processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a belt scale belt tightness adjustment mechanism has solved among the prior art because the weight of article can make the conveyer belt produce deformation in the transportation to influence follow-up article, probably make weighing sensor data production deviation's problem when handling.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a belt scale belt elasticity adjustment mechanism, which comprises a housin, the inside of casing is equipped with conveying mechanism, one side fixedly connected with motor of casing, be connected through the drive mechanism transmission between motor and the conveying mechanism, a plurality of is the movable groove of symmetric state distribution all seted up to the both sides of casing, conveying mechanism's inside is equipped with the tension roller that one end was worn to locate movable inslot portion, the pot head that the tension roller is located movable inslot portion is equipped with fixed establishment, pass through spring elastic connection between the inner wall in fixed establishment and movable groove.

Preferably, conveying mechanism still includes the conveyer belt and is the roller that the equidistance state distributes with a plurality of, and the roller rotates to be connected in the inside of casing, and all rollers all connect through the conveyer belt transmission.

Preferably, the transmission mechanism further comprises a first bevel gear and a second bevel gear, one end of one of the roll shafts penetrates through the outer side of the shell, the first bevel gear is fixedly connected to one end, located on the outer side of the shell, of the roll shaft, and the second bevel gear meshed with the first bevel gear is fixedly connected to the free end of the output shaft of the motor.

Preferably, the fixing mechanism further comprises a shell, a fixing block and a bearing, the shell is located at one end outside the movable groove and fixedly connected with the fixing block, one end of the tension roller located inside the shell is rotatably connected with the inner wall of the shell through the bearing, and the top of the shell is elastically connected with the inner wall of the movable groove through a spring.

Preferably, the side of the shell is fixedly connected with a protective box at the outer side of the motor and the transmission mechanism.

Preferably, the bottom of the housing is fixedly connected with a moving mechanism, and the moving mechanism further comprises two supporting legs which are symmetrically distributed and two universal wheels which are symmetrically distributed.

The utility model discloses possess following beneficial effect at least:

1. the motor provides power, the tension roller which is connected with the inside of the movable groove in a sliding mode through the fixing mechanism and the spring can provide self-adaptive force when the conveying mechanism is pressed down by the articles, the surface of the conveying mechanism is in a tight collapse state, and therefore the condition that the conveying mechanism deforms due to the weight of the articles to influence follow-up data is avoided.

2. The motor provides power, the roller shaft is driven to rotate through the first bevel gear and the second bevel gear, the roller shaft drives the conveying belt to operate so that the articles are in a moving state, the tension roller inside the movable groove enables the conveying belt to be in a tight collapsing state under the action of the spring when the articles press the conveying belt, and the bearing and the shell are rotatably connected so that the shell can not influence the normal operation of the tension roller when the shell moves through the spring.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic cross-sectional view of the partial structure of FIG. 1;

FIG. 3 is a schematic sectional view of a portion of the tension roller of FIG. 1;

fig. 4 is a partial sectional view of the fixing mechanism in fig. 1.

In the figure: 1. a housing; 2. a conveying mechanism; 3. a motor; 4. a transmission mechanism; 5. a movable groove; 6. a tension roller; 7. a fixing mechanism; 8. a spring; 9. a conveyor belt; 10. a roll shaft; 11. a first bevel gear; 12. a second bevel gear; 13. a housing; 14. a fixed block; 15. a bearing; 16. a protective box; 17. a moving mechanism; 18. supporting legs; 19. a universal wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a belt scale belt tightness adjusting mechanism, including casing 1, the inside of casing 1 is equipped with conveying mechanism 2, one side fixedly connected with motor 3 of casing 1, be connected through 4 transmissions of drive mechanism between motor 3 and the conveying mechanism 2, a plurality of activity groove 5 that are the symmetric state and distribute is all seted up to the both sides of casing 1, conveying mechanism 2's inside is equipped with one end and wears to locate the inside tension roller 6 of activity groove 5, the pot head that tension roller 6 is located activity groove 5 inside is equipped with fixed establishment 7, through spring 8 elastic connection between the inner wall of fixed establishment 7 and activity groove 5.

The scheme has the following working processes:

the motor 3 is started, the motor 3 drives the conveying mechanism 2 to operate through the transmission mechanism 4, when objects are conveyed and weight is measured, the conveying mechanism 2 deforms and is concave due to the quality of the objects, and the tension roller 6 enables the conveying mechanism 2 to be in a tight collapse state through the spring 8 in the movable groove 5.

According to the working process, the following steps are known:

the motor 3 provides power, the conveying mechanism 2 is driven to operate through the transmission mechanism 4, and the tension on the surface of the conveying mechanism 2 is controlled through the spring 8 and the tension roller 6, so that the conveying mechanism 2 is guaranteed not to deform and sink due to the fact that the articles are too heavy, and errors are avoided when the subsequent articles are measured.

Further, conveying mechanism 2 still includes that conveyer belt 9 and a plurality of are the roller 10 that the equidistance state distributes, and roller 10 rotates to be connected in the inside of casing 1, and all roller 10 all connect through the transmission of conveyer belt 9, and is concrete, and all roller 10 all link through conveyer belt 9, and the roller 10 that is located both ends is used for tightening conveyer belt 9, and middle roller 10 provides the supporting role, guarantees the quality of work when reducing power loss.

Further, the transmission mechanism 4 further comprises a first bevel gear 11 and a second bevel gear 12, one end of one of the roller shafts 10 penetrates through the outer side of the housing 1, the roller shaft 10 is located at the first bevel gear 11 fixedly connected to one end of the outer side of the housing 1, the free end of the output shaft of the motor 3 is fixedly connected to the second bevel gear 12 which is meshed with the first bevel gear 11, and specifically, the motor 3 drives the roller shaft 10 to rotate through the first bevel gear 11 and the second bevel gear 12 to provide power for the conveying mechanism 2.

Further, fixed establishment 7 still includes shell 13, fixed block 14 and bearing 15, shell 13 is located the one end fixedly connected with fixed block 14 in the activity groove 5 outside, tension roller 6 is located and rotates between the inside one end of shell 13 and the shell 13 inner wall through bearing 15 and be connected, through 8 elastic connection of spring between the top of shell 13 and the inner wall of activity groove 5, it is specific, tension roller 6 passes through to rotate between bearing 15 and the shell 13 to be connected, avoid tension roller 6 shell 13 to follow when rotating and rotate, sliding connection between shell 13 and the activity groove 5, shell 13 is located activity groove 5 outside one end fixedly connected's fixed block 14 and plays limiting displacement, avoid shell 13 to drop.

Further, the side of the housing 1 is located outside the motor 3 and the transmission mechanism 4 and is fixedly connected with a protective box 16, and specifically, the protective box 16 prevents some sundries from being clamped into the transmission mechanism 4 and the transmission mechanism 4 to cause the stop operation of the conveying mechanism 2.

Further, the bottom of the housing 1 is fixedly connected with a moving mechanism 17, the moving mechanism 17 further comprises two supporting legs 18 distributed in a symmetrical state and two universal wheels 19 distributed in a symmetrical state, specifically, the housing 1 can be moved conveniently through the universal wheels 19, and the supporting legs 18 are used for fixing the housing 1 and preventing the housing 1 from sliding.

In conclusion, the motor 3 provides power, the conveying mechanism 2 is driven to operate by the transmission mechanism 4, and the tension on the surface of the conveying mechanism 2 is controlled by the spring 8 and the tension roller 6, so that when the conveying and weighing are carried out, the conveying mechanism 2 cannot deform and sink due to overweight of articles, errors caused during measurement of subsequent articles are avoided, all the roller shafts 10 are linked through the conveying belt 9, the roller shafts 10 at two ends are used for tightening the conveying belt 9, the roller shaft 10 in the middle provides a supporting function, the power loss is reduced, the working quality is ensured at the same time, the motor 3 drives the roller shafts 10 to rotate through the first bevel gear 11 and the second bevel gear 12 to provide power for the conveying mechanism 2, the tension roller 6 is rotatably connected with the shell 13 through the bearing 15, the shell 13 is prevented from rotating when the tension roller 6 rotates, and the shell 13 is slidably connected with the movable groove 5, the fixed block 14 that shell 13 is located movable tank 5 outside one end fixed connection plays limiting displacement, avoids shell 13 to drop, avoids some debris card to go into drive mechanism 4 through protective housing 16 and leads to conveying mechanism 2 stall, can make casing 1 be convenient for remove through universal wheel 19, and supporting legs 18 are used for fixed casing 1, prevent that casing 1 from sliding.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a belt scale belt tightness adjustment mechanism, includes casing (1), its characterized in that, the inside of casing (1) is equipped with conveying mechanism (2), one side fixedly connected with motor (3) of casing (1), be connected through drive mechanism (4) transmission between motor (3) and conveying mechanism (2), movable groove (5) that a plurality of is the symmetric state and distributes are all seted up to the both sides of casing (1), the inside of conveying mechanism (2) is equipped with one end and wears to locate inside tension roller (6) of movable groove (5), the pot head that tension roller (6) are located movable groove (5) inside is equipped with fixed establishment (7), through spring (8) elastic connection between the inner wall of fixed establishment (7) and movable groove (5).

2. The belt tightness adjusting mechanism of a belt scale according to claim 1, wherein the conveying mechanism (2) further comprises a conveying belt (9) and a plurality of rollers (10) distributed in an equidistant state, the rollers (10) are rotatably connected to the inside of the housing (1), and all the rollers (10) are in transmission connection through the conveying belt (9).

3. The belt tightness adjusting mechanism of the belt scale according to claim 2, wherein the transmission mechanism (4) further comprises a first bevel gear (11) and a second bevel gear (12), one end of one of the roller shafts (10) penetrates through the outer side of the housing (1), one end of the roller shaft (10) located on the outer side of the housing (1) is fixedly connected with the first bevel gear (11), and the free end of the output shaft of the motor (3) is fixedly connected with the second bevel gear (12) which is meshed with the first bevel gear (11).

4. The belt tightness adjusting mechanism of the belt scale according to claim 1, wherein the fixing mechanism (7) further comprises a housing (13), a fixing block (14) and a bearing (15), the fixing block (14) is fixedly connected to one end of the housing (13) located outside the movable groove (5), the tension roller (6) is rotatably connected to the inner wall of the housing (13) through the bearing (15) at one end located inside the housing (13), and the top of the housing (13) is elastically connected to the inner wall of the movable groove (5) through a spring (8).

5. The belt tightness adjusting mechanism of a belt scale according to claim 1, characterized in that a protective box (16) is fixedly connected to the side surface of the housing (1) outside the motor (3) and the transmission mechanism (4).

6. The belt tightness adjusting mechanism of a belt scale according to claim 1, wherein a moving mechanism (17) is fixedly connected to the bottom of the housing (1), and the moving mechanism (17) further comprises two supporting legs (18) and two universal wheels (19) which are symmetrically distributed.