CN211291676U

CN211291676U - Automatic material weighing and conveying device

Info

Publication number: CN211291676U
Application number: CN201922091859.9U
Authority: CN
Inventors: 陈建政
Original assignee: Weifang Fuqun New Material Co ltd
Current assignee: Weifang Fuqun New Material Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-18
Anticipated expiration: 2029-11-28

Abstract

Automatic conveyor that material was weighed, including the horizontally backup pad, the lower extreme of the vertical bracing piece periphery of fixed connection is distinguished in the four corners of backup pad, the top surface of the bracing piece of homonymy is the bottom surface of a horizontal deflector of fixed connection respectively around, first recess has been seted up in the front of the deflector of rear side, the rear end of the pivot of one row of several transverse arrangement is connected to the even bearing in rear side of first recess, the rear end of pivot periphery is fixed mounting sprocket respectively, the same chain of periphery suit of sprocket is connected through the chain meshing transmission. The utility model discloses a rocking of fixture when can effectually reducing the contact of material and weighing mechanism has effectively shortened the relative quiescent time between material and weighing-appliance, and then has shortened the weight metering time, has improved the efficiency of weight metering, and fixture's stable centre gripping has effectively reduced the material and has just measured when the relative oscillation with weighing-appliance and accomplish, has improved measurement accuracy.

Description

Automatic material weighing and conveying device

Technical Field

The utility model belongs to transfer chain automatic weighing field, specifically speaking are automatic conveyor of material weighing.

Background

Traditional waterproofing membrane is cutting the in-process that accomplishes and get into full automatic packaging machine, generally adopt artifical count and weigh, artifical count is wasted time and energy, and artificial subjective factor can exert an influence to the measurement, cause great metering error easily, and current transfer chain automatic weighing equipment does not prevent material wobbling fixture more, especially to web-like material, easy atress takes place to rock or rotate when the material contacts with weighing equipment, and the material is from the swing to with weighing equipment relative stillness required time, weighing measurement time has been prolonged in this intangible, and productivity ratio has been reduced, and the material still can cause measuring error with regard to the measurement completion when the swing.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic conveyor that material was weighed for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the automatic material weighing and conveying device comprises a horizontal supporting plate, four corners of the supporting plate are fixedly connected with the lower end of the periphery of a vertical supporting rod respectively, the top surfaces of the supporting rods on the same side of the front side and the rear side are fixedly connected with the bottom surface of a transverse guide plate respectively, a first groove is formed in the front of the guide plate on the rear side, a bearing uniform on the rear side of the first groove is connected with the rear ends of a row of a plurality of transversely arranged rotating shafts, chain wheels are fixedly installed at the rear ends of the peripheries of the rotating shafts respectively, the peripheries of the chain wheels are sleeved with a same chain and are in meshed transmission connection through the chain, the front end of the rotating shaft on the rightmost side is fixedly connected with the output shaft end of a motor, the front end of the motor is connected with the rear surface of the guide plate on the front side through a support, the front ends of the rest rotating shafts are fixedly connected with the rear, the top surface of a push rod of the air cylinder is fixedly connected with the bottom surface of the weighing mechanism, the top surface of the weighing mechanism is provided with a clamping mechanism, the left sides of the guide plates are provided with support plates, the right side surfaces of the support plates are fixedly connected with the left side surfaces of the two guide plates, the top surface of each support plate is provided with a photoelectric sensor, the photoelectric sensors and the guide rollers share a horizontal central line, and the photoelectric sensors, the motor, the air cylinder and the weighing mechanism are all in circuit connection with an external control.

The material weighing automatic conveying device comprises a pressure sensor, a weighing platform, four guide rods and a plurality of first springs, wherein the middle part of the bottom surface of the weighing platform is fixedly connected with the top surface of the pressure sensor, the bottom surface of the pressure sensor is fixedly connected with the top surface of a push rod of an air cylinder, the four corners of the front surface and the back surface of the weighing platform are respectively and fixedly connected with the peripheries of the bottoms of the guide rods, the peripheries of the tops of the guide rods are in sliding fit with a clamping mechanism, the bottom ends of the vertical first springs of the plurality of materials are uniformly arranged on the top surface of the weighing platform, and the top ends of the first springs are fixedly connected with.

The automatic material weighing and conveying device comprises two hollow boxes, two supporting plates with arc-shaped top surfaces, two first gears, two second gears, two third gears, two arc-shaped clamping plates, a plurality of second springs, a guide sleeve and a connecting plate, wherein the middle parts of the top surfaces of the boxes are respectively provided with a cross-shaped through groove, the supporting plates are respectively in sliding fit in transverse grooves of the through grooves, the front and back surfaces of the supporting plates are respectively provided with tooth patterns, the bottom surfaces of the supporting plates are respectively connected with the bottom surfaces of the inner walls of the corresponding boxes through the plurality of second springs, the front and back sides of the supporting plates are respectively provided with the first gears, the second gears and the third gears in a mirror image mode, the first gears, the second gears and the third gears are respectively connected with the adjacent inner walls of the boxes through gear shafts and bearings, the first gears are respectively meshed with the tooth patterns of the corresponding supporting plates and the second gears, and the second gears are meshed with the corresponding third gears, the periphery of the top of the third gear is fixedly connected with the bottom ends of the clamping plates respectively, the top ends of the clamping plates penetrate through the adjacent longitudinal grooves of the through grooves and are located above the corresponding box bodies, the concave surfaces of the two clamping plates face opposite, the two box bodies are fixedly connected through the connecting plate, and the front surface and the rear surface of each box body are fixedly connected with the periphery of the guide sleeve respectively.

As above-mentioned automatic conveyor that weighs of material, external control circuit include PLC controller, display screen, PLC controller circuit connection photoelectric sensor, motor, cylinder, weighing mechanism, display screen.

As above automatic conveyor that weighs of material, the guide roll constitute by the roller, two cylinders that the middle part was equipped with the through-hole, two round platform bodies that the middle part was equipped with the through-hole respectively, the through-hole inner wall of two cylinders of fixed connection, two round platform bodies of the periphery difference mirror image of roller, the thick end terminal surface of the round platform body that cylinder one end terminal surface fixed connection corresponds respectively, and the thin end orientation of two round platform bodies is relative.

According to the automatic material weighing and conveying device, the number of the photoelectric sensors is two.

The utility model has the advantages that: the utility model aims to overcome the defects in the prior art, and provides an automatic weighing conveying device which is more suitable for coiled materials, when in use, when the right end of a material moves above a photoelectric sensor, the photoelectric sensor sends a signal to an external control loop, the external control loop receives the signal of the photoelectric sensor and controls a motor to rotate clockwise, the motor drives a corresponding chain wheel to rotate clockwise through a rotating shaft, the chain wheel drives the rest chain wheels to rotate clockwise through a chain, the rest chain wheels respectively drive the corresponding guide rollers to rotate clockwise through rotating shafts, the guide rollers bring animal materials into between two guide plates, when the left end of the material slides over the photoelectric sensor, the photoelectric sensor sends the signal to the external control loop again, the external control loop controls the motor to stop rotating and controls an air cylinder to operate, a push rod of the air cylinder pushes a weighing mechanism to move upwards, the weighing mechanism drives the clamping mechanism to move upwards, the middle part of the upper surface of the clamping mechanism is connected with the periphery of the material and finally clamps the material, then the weighing mechanism supports the material through the clamping mechanism, the weight of the material is weighed and transmitted to the external control loop, the external control loop records the weight of the material and visually displays the weight of the material to a worker, the external control loop counts once per liter and records the accumulated weight of the material, the external control loop controls the push rod of the cylinder to contract after weighing is completed, the push rod drives the weighing mechanism to move downwards, the material is contacted with the guide roller again, the weighing mechanism continues to move downwards and separates the clamping framework from the surface of the material, finally the weighing mechanism returns to the initial position, then the external control loop controls the motor to rotate clockwise again, the material is sent out, thereby realizing full-automatic conveying and intelligent weighing, and the utility model discloses automatic conveying and, operating personnel only need can monitor whole process before the display screen, easy operation, it is laborsaving to save trouble, the utility model discloses a rocking when fixture can effectually reduce the contact of material and weighing machine structure has effectively shortened the relative quiescent time between material and weighing-appliance, and then has shortened the measurement time of weighing, has improved the efficiency of weighing measurement, and fixture's stable centre gripping has effectively reduced the material and has just measured when the relative oscillation with weighing machine structure and accomplish, has improved measurement accuracy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described 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 inventive labor.

Fig. 1 is a schematic structural diagram of the present invention, fig. 2 is a view from direction a of fig. 1, fig. 3 is an enlarged view from direction B of fig. 2, fig. 4 is a partial enlarged view of part i of fig. 1, fig. 5 is a partial enlarged view of part ii of fig. 2, and fig. 6 is a block diagram of a circuit structure of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An automatic material weighing conveying device comprises a horizontal supporting plate 1, four corners of the supporting plate 1 are fixedly connected with the lower end of the periphery of a vertical supporting rod 2 respectively, the top surfaces of the supporting rods 2 on the same front side and the back side are fixedly connected with the bottom surface of a transverse guide plate 3 respectively, a first groove 4 is formed in the front of the guide plate 3 on the back side, a row of rear ends of a plurality of transversely arranged rotating shafts 5 are connected with uniform bearings on the back side of the first groove 4, chain wheels 8 are fixedly installed at the rear ends of the peripheries of the rotating shafts 5 respectively, the peripheries of the chain wheels 8 are sleeved with a same chain 9 and are in meshing transmission connection through the chain 9, the front end of the rotating shaft 5 on the rightmost side is fixedly connected with the output shaft end of a motor 6, the front end of the motor 6 is connected with the back of the guide plate 3 on the front side through a bracket, the front ends of the residual rotating shafts 5 are fixedly connected with the back, the bottom surface of backup pad 1's top surface fixed connection push rod cylinder 10 up, the bottom surface of cylinder 10's push rod top surface fixed connection weighing machine structure, weighing machine constructs the weight that is used for measuring the material, weighing machine constructs the top surface installation fixture, fixture is used for the fixed material of centre gripping, the left side of deflector 3 is equipped with extension board 11, the left surface of two deflector 3 of extension board 11's right flank fixed connection, extension board 11's top surface is equipped with photoelectric sensor, photoelectric sensor and guide roll 7 horizontal center line altogether, photoelectric sensor, motor 6, cylinder 10, the equal circuit connection external control return circuit of weighing machine structure. The utility model aims to overcome the defects in the prior art, and provides an automatic weighing conveying device which is more suitable for coiled materials, when in use, when the right end of a material moves above a photoelectric sensor, the photoelectric sensor sends a signal to an external control loop, the external control loop receives the signal of the photoelectric sensor and controls a motor 6 to rotate clockwise, the motor 6 drives a corresponding chain wheel to rotate clockwise 8 through a rotating shaft 5, the chain wheel 8 drives a residual chain wheel 8 to rotate clockwise through a chain 9, the residual chain wheel 8 drives a corresponding guide roller 7 to rotate clockwise through the rotating shaft 5 respectively, the guide roller 7 drives the material to enter between two guide plates 3, when the left end of the material slides over the photoelectric sensor, the photoelectric sensor sends the signal to the external control loop again, the external control loop controls the motor 6 to stop and controls a cylinder 10 to operate, a push rod of the cylinder 10 pushes a weighing mechanism to move upwards, the weighing mechanism drives the clamping mechanism to move upwards, the middle part of the upper surface of the clamping mechanism is connected with the periphery of the material and finally clamps the material, then the weighing mechanism supports the material through the clamping mechanism, the weight of the material is weighed and transmitted to the external control loop, the external control loop records the weight of the material and visually displays the weight of the material to a worker, the external control loop counts once per liter and records the accumulated weight of the material, the external control loop controls the push rod of the air cylinder 10 to contract after weighing is completed, the push rod drives the weighing mechanism to move downwards, the material is contacted with the guide roller 7 again, the weighing mechanism continues to move downwards and separates the clamping framework from the surface of the material, finally the weighing mechanism returns to the initial position, then the external control loop control motor 6 rotates clockwise again, the material is sent out, thereby realizing full-automatic conveying and intelligent weighing, and the utility model discloses automatic conveying and metering, operating personnel only need can monitor whole process before the display screen, easy operation, it is laborsaving to save trouble, the utility model discloses a rocking when fixture can effectually reduce the contact of material and weighing machine structure has effectively shortened the relative quiescent time between material and weighing-appliance, and then has shortened the measurement time of weighing, has improved the efficiency of weighing measurement, and fixture's stable centre gripping has effectively reduced the material and has just measured when the relative oscillation with weighing machine structure and accomplish, has improved measurement accuracy.

Specifically, as shown in fig. 4, the weighing mechanism described in this embodiment includes a pressure sensor 15, a weighing table 12, four guide rods 13, and a plurality of first springs 14, the middle of the bottom surface of the weighing table 12 is fixedly connected to the top surface of the pressure sensor 15, the bottom surface of the pressure sensor 15 is fixedly connected to the top surface of the push rod of the cylinder 10, four corners of the front and back surfaces of the weighing table 12 are respectively and fixedly connected to the periphery of the bottom of the guide rods 13, the periphery of the top of the guide rods 13 is in sliding fit with the clamping mechanism, the bottom ends of the plurality of vertical first springs 14 are uniformly installed on the top surface of the weighing table 12, and the top ends of the first springs 14. The guide through the guide rod 13 is limited, so that the relative position of the weighing platform 12 and the clamping mechanism is stable, the phenomenon that the weighing platform shakes with the clamping device when moving vertically to cause inaccurate measurement is avoided, and when the first spring 14 slows down weighing, the impact force of the material on the pressure sensor 15 reduces the probability that the pressure sensor 15 impacts damage.

Specifically, as shown in fig. 2, the clamping mechanism described in this embodiment includes two hollow boxes 16, two supporting plates 17 with arc top surfaces, two first gears 18, two second gears 19, two third gears 20, two arc-shaped clamping plates 21, a plurality of second springs 22, a guide sleeve 23, and a connecting plate 25, the middle of the top surface of each box 16 is respectively provided with a cross-shaped through slot 24, the supporting plates 17 are respectively slidably fitted in the transverse slots of the through slots 24, the front and rear surfaces of each supporting plate 17 are respectively provided with teeth, the bottom surface of each supporting plate 17 is connected to the bottom surface of the inner wall of the corresponding box 16 through the plurality of second springs 22, the front and rear sides of each supporting plate 17 are respectively provided with a first gear 18, a second gear 19, and a third gear 20 in a mirror image manner, the first gear 18, the second gear 19, and the third gear 20 are respectively connected to the inner wall of the box 16 through a gear shaft and a bearing, the first gear 18 is respectively connected to the tooth, the second gear 19 meshes, the second gear 19 meshes with the corresponding third gear 20, the periphery of the top of the third gear 20 is fixedly connected with the bottom ends of the clamping plates 21 respectively, the top ends of the clamping plates 21 penetrate through the adjacent longitudinal grooves of the through grooves 24 and are located above the corresponding box bodies 16, the concave surfaces of the two clamping plates 21 face to each other, the two box bodies 16 are fixedly connected through the connecting plate 25, the front surface and the rear surface of each box body 16 are fixedly connected with the periphery of the guide sleeve 23 respectively, the guide sleeves 23 correspond to the guide rods 13 one by one, and the guide rods 13 are located in the corresponding guide sleeves 23 respectively and can slide vertically along the guide sleeves. When the material contacts with fixture, the material extrudees two layer boards 17, layer board 17 receives the vertical downstream of atress, layer board 17 drives corresponding first gear 18 and rotates, first gear 18 drives corresponding second gear 19 and rotates, second gear 19 drives corresponding third gear 20 and rotates, two third gear 20 drive corresponding grip block 21 respectively and rotate in opposite directions, and the surface of centre gripping material, thereby reduced the material and rocked when being held up, the material rocks and has reduced the time that has shortened material and layer board 17 relative quiescent, and then shortened the time of weighing.

Further, as shown in fig. 6, the external control circuit described in this embodiment includes a PLC controller and a display screen, and the PLC controller is connected to the photoelectric sensor, the motor 6, the cylinder 10, the weighing mechanism, and the display screen through a circuit. The PLC controller receives photoelectric sensor's signal and control motor 6 clockwise rotation, motor 6 is through pivot 5, sprocket 8, chain 9 drives each guide roll 7 clockwise, guide roll 7 drives the material and gets into and leave between two deflectors 3, thereby the input and the output of material have been realized, PLC controller receives photoelectric sensor's signal and control motor 6 stall, cylinder 10 operation, cylinder 10 drives the quality of weighing mechanism upward movement and final title material, and pass through the display screen demonstration with the weighing result, thereby the accumulative total measurement of material has been realized, PLC controller will weigh the result and show through the display screen, directly perceived.

Furthermore, as shown in fig. 2, the guide roller 7 according to this embodiment is composed of a roller shaft 7-1, two cylinders 7-2 with through holes in the middle, and two round platforms 7-3 with through holes in the middle, the peripheries of the roller shaft 7-1 are respectively connected to the two cylinders 7-2 and the inner walls of the through holes of the two round platforms 7-3 in a mirror image manner, the end surface of one end of each cylinder 7-2 is respectively connected to the end surface of the thick end of the corresponding round platform 7-3, and the thin ends of the two round platforms 7-3 face to each other. The design ensures that the materials are positioned between the roll shaft 7-1 and the two round table bodies 7-3 in the conveying process, and the roll shaft 7-1 and the two round table bodies 7-3 provide a guiding limiting force for the materials, so that the materials are prevented from sideslipping in the conveying process.

Furthermore, the number of the photosensors in this embodiment is two. Compared with a single sensor, the double-sensor counting is more stable in metering, and the condition that equipment is shut down due to the fact that the single sensor breaks down is effectively avoided.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Automatic conveyor that material was weighed, its characterized in that: comprises a horizontal supporting plate (1), the four corners of the supporting plate (1) are respectively fixedly connected with the lower end of the periphery of a vertical supporting rod (2), the top surfaces of the supporting rods (2) at the same side in the front and the back are respectively fixedly connected with the bottom surface of a transverse guide plate (3), a first groove (4) is arranged in front of the guide plate (3) at the rear side, the rear side of the first groove (4) is uniformly and bearingly connected with the rear ends of a row of a plurality of transversely arranged rotating shafts (5), the rear ends of the peripheries of the rotating shafts (5) are respectively and fixedly provided with a chain wheel (8), the peripheries of the chain wheels (8) are sleeved with the same chain (9) and are in meshing transmission connection through the chain (9), the front end of the rightmost rotating shaft (5) is fixedly connected with the output shaft end of a motor (6), the front surface of the motor (6) is connected with the back surface of the guide plate (3) at the front side through a bracket, the front end of guide roll (7) bearing connection front side's the back of deflector (3) respectively, the bottom surface of the cylinder (10) of top surface fixed connection push rod up of backup pad (1), the bottom surface of the push rod top surface fixed connection weighing machine of cylinder (10), weighing machine's top surface installation fixture, the left side of deflector (3) is equipped with extension board (11), the left surface of the two deflector (3) of right flank fixed connection of extension board (11), the top surface of extension board (11) is equipped with photoelectric sensor, photoelectric sensor and guide roll (7) horizontal central line altogether, photoelectric sensor, motor (6), cylinder (10), the equal circuit connection external control return circuit of weighing machine.

2. The automatic conveyor that weighs of material of claim 1, characterized by: weighing mechanism include pressure sensor (15), weigh platform (12), four guide bar (13), the first spring of several (14), the top surface of the bottom surface middle part fixed connection pressure sensor (15) of platform of weighing (12), the push rod top surface of bottom surface fixed connection cylinder (10) of pressure sensor (15), the bottom periphery of the front and back four corners difference fixed connection guide bar (13) of platform of weighing (12), the top periphery and the fixture sliding fit of guide bar (13), the even bottom of installing the vertical first spring of several (14) of top surface of platform of weighing (12), the top fixed connection clamping device's of first spring (14 bottom surface.

3. The automatic conveyor that weighs of material of claim 1, characterized by: fixture include two inside hollow box (16), two top surfaces are curved layer board (17), two first gear (18), two second gear (19), two curved grip block (21) of two third gear (20), several second spring (22), uide bushing (23), connecting plate (25), crisscross permeable groove (24) has been seted up respectively in the top surface middle part of box (16), sliding fit has layer board (17) in the transverse groove of permeable groove (24) respectively, the insection has been seted up respectively to the front and back face of layer board (17), and the inner wall bottom surface of corresponding box (16) is connected through several second spring (22) respectively to the bottom surface of layer board (17), the mirror image of both sides is equipped with first gear (18) in proper order around layer board (17), second gear (19), third gear (20), first gear (18), second gear (19), The third gears (20) are respectively connected with the adjacent inner walls of the box bodies (16) through gear shafts and bearings, the first gears (18) are respectively meshed with the insections of the corresponding supporting plates (17) and the second gears (19), the second gears (19) are meshed with the corresponding third gears (20), the peripheries of the tops of the third gears (20) are respectively and fixedly connected with the bottom ends of the clamping plates (21), the top ends of the clamping plates (21) penetrate through the adjacent longitudinal grooves of the through grooves (24) and are positioned above the corresponding box bodies (16), the concave surfaces of the two clamping plates (21) face to each other, the two box bodies (16) are fixedly connected through the connecting plates (25), and the front surface and the rear surface of each box body (16) are respectively and fixedly connected with the peripheries of the guide sleeves (23).

4. The automatic conveyor that weighs of material of claim 1, characterized by: the external control loop comprises a PLC controller and a display screen, wherein the PLC controller is in circuit connection with the photoelectric sensor, the motor (6), the cylinder (10), the weighing mechanism and the display screen.

5. The automatic conveyor that weighs of material of claim 1, characterized by: the guide roller (7) is composed of a roller shaft (7-1), two cylinders (7-2) with through holes in the middle and two round table bodies (7-3) with through holes in the middle, the peripheries of the roller shaft (7-1) are fixedly connected with the two cylinders (7-2) and the inner walls of the through holes of the two round table bodies (7-3) in a mirror image mode respectively, one end face of each cylinder (7-2) is fixedly connected with the end face of the thick end of the corresponding round table body (7-3) respectively, and the thin ends of the two round table bodies (7-3) face oppositely.

6. The automatic conveyor that weighs of material of claim 1, characterized by: the number of the photoelectric sensors is two.