CN215475995U

CN215475995U - Weighing and removing device on emulsion explosive external packaging line

Info

Publication number: CN215475995U
Application number: CN202121440584.6U
Authority: CN
Inventors: 王岩; 伍鼎灿; 张庆; 郑安云; 董洪; 邱正平
Original assignee: GEZHOUBA EXPLOSIVE HUNAN ERHUA CIVIL EXPLOSIVES CO Ltd
Current assignee: GEZHOUBA EXPLOSIVE HUNAN ERHUA CIVIL EXPLOSIVES CO Ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-11
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a weighing and removing device on an emulsion explosive outer packaging line, which comprises an upstream conveying transition area, a weighing area, a qualified product conveying area, an unqualified product conveying area and the like which are arranged independently, wherein the weighing area is provided with four weight sensors, the average value of the four weight sensors is calculated according to the numerical values of the four weight sensors to obtain the weight of an outer packaging box, and the weight is taken as a reference value for judging whether the weight is qualified or not, and the value is displayed on a display screen, so that the occurrence of misjudgment caused by errors can be effectively reduced; through setting up such as fixed arrangement belt subassembly, activity arrangement belt subassembly, the cooperation will be arranged in order from the outer packing box that the upper reaches was carried, makes its forward transport to the district of weighing to obtain more accurate weight of weighing.

Description

Weighing and removing device on emulsion explosive external packaging line

Technical Field

The utility model relates to the technical field of emulsion explosive production, in particular to a weighing and removing device on an emulsion explosive outer packaging line.

Background

The emulsion explosive needs to be weighed and detected before being packaged, and the requirements that the emulsion explosive does not reach the standard after being weighed are eliminated. In the prior art, the packaging boxes which are conveyed from the upstream and are filled with the emulsion explosives are weighed one by one, and when the packaging boxes do not reach the standard after weighing, the packaging boxes are manually taken down from a conveying line, so that the method is time-consuming and labor-consuming. At present, a mode of pushing out products which do not meet weighing requirements by adopting a pneumatic or electric push rod exists in the market, and the labor intensity can be effectively reduced. However, the packaging box is not necessarily positioned in the middle of the weighing area when being conveyed to the weighing area through the upstream conveying line, which causes weighing errors and eliminates the packaging box which originally meets the weight requirement.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide the weighing and removing device on the emulsion explosive external packaging line with reasonable structural design so as to reduce the occurrence of wrong removal caused by errors.

In order to achieve the purpose, the utility model adopts the technical scheme that: a weighing and rejecting device on an emulsion explosive outer packaging line comprises an upstream conveying transition area, a weighing area, a qualified product conveying area and an unqualified product conveying area which are arranged independently, and is characterized in that the upstream conveying transition area comprises a plurality of first conveying rollers, a fixed finishing belt assembly, a movable finishing belt assembly and an air cylinder, wherein the first conveying rollers, the fixed finishing belt assembly, the movable finishing belt assembly and the air cylinder are supported by a first frame; wherein, a plurality of first conveying rollers are uniformly arranged on the first frame along the length direction of the first frame; the weighing area comprises a second rack, a plurality of second conveying rollers fixed on the second rack, four weight sensors, a weight display screen and a lifting pneumatic pushing assembly, wherein the second rack and the first rack are arranged side by side, a plurality of roller shafts are fixed on the second rack along the length of the second rack, a second conveying roller is sleeved on each roller shaft, the second conveying rollers rotate relative to the respective roller shafts, the four weight sensors are fixed on the rack, the sensing parts of the weight sensors are higher than the surface of the second conveying rollers, the four sensors are electrically connected with the weight display screen through respective signal lines, the lifting pneumatic pushing assembly comprises a lifting cylinder, a pushing cylinder and a pushing plate, the lifting cylinder is vertically fixed on one side of the second rack in the width direction, the pushing cylinder is fixed on the top of a telescopic rod of the lifting cylinder, and the telescopic rod end of the pushing cylinder faces the other side of the second rack in the width direction, a push plate is fixedly connected with the telescopic rod end of the pushing cylinder; the qualified product conveying area is positioned on one side, opposite to the first rack, in the length direction of the second rack; the unqualified product conveying area is located the second frame width direction and the one side relative with the push pedal.

Further, a fixed finishing belt assembly and a movable finishing belt assembly are respectively arranged on the first rack and positioned on two sides of the first rack in the width direction, the fixed finishing belt assembly comprises a belt mounting rack and a fixed finishing belt which are fixedly connected to the tops of the corresponding sides of the first rack, and the fixed finishing belt is arranged in a horizontal manner; the movable arrangement belt assembly comprises a belt moving frame and a movable arrangement belt, wherein the belt moving frame is in sliding fit with the top of the corresponding side of the first rack and is driven by at least two cylinders to move along the width direction of the first rack, the movable arrangement belt is fixed on the belt moving frame and is also arranged in a horizontal mode, and the fixed arrangement belt and the movable arrangement belt are matched to drive the outer packing box to convey forwards on the first conveying roller.

Further, the qualified product conveying area is a belt conveyor.

Further, the unqualified product conveying area is a belt conveyor or a roller conveyor.

Compared with the prior art, the utility model has the beneficial effects that:

1. the weight of the outer packing box is obtained by arranging four weight sensors in the weighing area and calculating the average value of the four weight sensors through the numerical values of the four weight sensors, the weight is taken as a reference value for judging whether the weight is qualified or not, and the value is displayed on a display screen, so that the occurrence of misjudgment caused by errors can be effectively reduced;

2. through setting up such as fixed arrangement belt subassembly, activity arrangement belt subassembly, the cooperation will be arranged in order from the outer packing box that the upper reaches was carried, makes its forward transport to the district of weighing to obtain more accurate weight of weighing.

Drawings

FIG. 1 is a top view of the structure of the present invention;

FIG. 2 is a front elevational view of the present invention with the delivery area of the rejected product removed;

FIG. 3 is a schematic structural sectional view of a fixed collation belt assembly of the present invention;

FIG. 4 is a schematic structural sectional view of the movable collating belt assembly of the present invention;

wherein, 1, the transition district is carried to the upper reaches, 2, first frame, 3, first conveying roller, 4, fixed arrangement belt subassembly, 4.1, the belt mounting bracket, 4.2, fixed arrangement belt, 4.3, the belt pulley axle, 4.4, first motor, 5, activity arrangement belt subassembly, 5.1, the belt removes the frame, 5.2, the activity arrangement belt, 5.3, the second motor, 5.4, vertical plate, 5.5, the slider, 6, the cylinder, 7, the district of weighing, 8, the second conveying roller, 9, weighing transducer, 10, the weight display screen, 11, the pneumatic subassembly that promotes of over-and-under type, 12, qualified product conveying district, 13, unqualified product conveying district.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that, in the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

In addition, the details are not described below with reference to the prior art and the conventional common knowledge, and the terms "fixedly connecting", "fixing", and the like are conventional bolt fixing, welding, and the like.

As shown in fig. 1 to 4, the weighing and rejecting device on the emulsion explosive outer packaging line comprises an upstream conveying transition area 1, a weighing area 7, a qualified product conveying area and an unqualified product conveying area which are arranged independently. The upstream conveying transition area 1 comprises a plurality of first conveying rollers 3 supported by a first rack 2, a fixed tidying belt assembly 4, a movable tidying belt assembly 5 and a cylinder 6, wherein a plurality of roller shafts are uniformly fixed on the first rack 2 along the length direction of the first rack through bearings and bearing seats, each roller shaft is fixedly connected with one first conveying roller 3, the first conveying rollers 3 are driving conveying rollers in the conventional technology, namely the same ends of all the roller shafts extend out of the corresponding bearing seats and are fixedly connected with a gear, all the gears are meshed on the same annular chain, and the shaft of one gear is fixedly connected to the output shaft of a servo motor;

and a fixed tidying belt component 4 and a movable tidying belt component 5 are respectively arranged on the first rack 2 and positioned on two sides of the width direction of the first rack. The fixed arrangement belt component 4 comprises a belt mounting rack 4.1 and a fixed arrangement belt 4.2, wherein the belt mounting rack 4.1 is fixedly connected to the top of the corresponding side of the first frame, the belt mounting rack 4.1 is a cubic frame (comprising a top plate, a bottom plate and a side upright column which connects the top plate and the bottom plate together), and two ends of the cubic frame 4.1, which are close to the length direction of the cubic frame, are respectively fixed with a belt pulley shaft 4.3 through a bearing seat; the pulley shaft 4.3 is arranged vertically and vertically with respect to the first conveyor roller 3; belt pulleys are fixedly connected to the belt pulley shafts 4.3 in a conventional manner, the belt pulley shaft 4.3 of one belt pulley is fixedly connected with a first motor 4.4 in a conventional manner so that the corresponding belt pulley becomes a driving wheel, the first motor 4.4 is fixedly connected to the top plate of the belt mounting rack 4.1, the fixed finishing belt 4.3 is wound on the two belt pulleys to form an annular belt and is arranged horizontally as a whole, namely, the belt surface is vertical to the plane of the first conveying roller 3 and is positioned on the inner side and exposed outside the cubic frame 4.1, so that the belt surface is convenient to be attached to the outer wall of the packing box;

the movable tidying belt component 5 comprises a belt moving frame 5.1 and a movable tidying belt 5.2, wherein the bottom of the belt moving frame 5.1 is fixedly connected with two sliding blocks 5.5, the belt moving frame 5.1 is in sliding fit with the top of the corresponding side of the first frame 2 through the sliding blocks and is driven by at least two cylinders 6 to move along the width direction of the first frame 2, the belt moving frame 5.1 is also a cubic frame (comprising a top plate, a bottom plate and a side upright post connecting the top plate and the bottom plate) same as the belt mounting frame 4.1, the belt moving frame is connected with the cylinders for convenience, only two vertical plates 5.4 are fixedly connected to the outer side of the belt moving frame 5.1, telescopic rods of the two cylinders 6 are fixedly connected to the corresponding vertical plates, belt wheel shafts which are vertically arranged on the belt moving frame 5.1 and close to the two ends of the belt moving frame in the length direction are respectively fixed through bearing seats, and a belt pulley is fixedly connected to each belt wheel shaft in a conventional mode, a belt pulley shaft of one belt pulley is fixedly connected with a second motor 5.3 according to a conventional mode so that the corresponding belt pulley becomes a driving wheel, the second motor 5.3 is fixedly connected to a top plate of the belt moving frame 5.1, the movable finishing belt 5.2 is wound on the two corresponding belt pulleys to form an annular belt, and the whole belt is also arranged horizontally, namely, the belt surface of the movable finishing belt 5.2 is vertical to the plane of the first conveying roller 3, and the belt surface positioned on the inner side is exposed outside the belt moving frame 5.1 and is convenient to be attached to the outer wall of the packing box; the fixed finishing belt 4.3 and the movable finishing belt 5.2 are arranged oppositely and matched with each other to drive the outer packing box to be conveyed forwards on the first conveying roller 3;

the weighing area 7 comprises a second rack, a plurality of second conveying rollers 8 fixed on the second rack, four weight sensors 9, a weight display screen 10 and a lifting pneumatic pushing assembly 11, wherein the second rack is arranged side by side with the first rack 2, a plurality of second conveying rollers 8 are arranged on the second rack along the length of the second rack in a conventional manner, the four weight sensors 9 are fixed between two adjacent second conveying rollers 8 on the second rack, the sensing parts of the weight sensors 9 are higher than the surface of the second conveying rollers 8, the four sensors 9 are electrically connected with the weight display screen 10 through respective signal lines, the lifting pneumatic pushing assembly 11 comprises a lifting cylinder, a pushing cylinder and a pushing plate, the lifting cylinder is vertically fixed on the ground on one side of the second rack in the width direction, the pushing cylinder is fixed on the top of a telescopic rod of the lifting cylinder, and the telescopic rod end of the pushing cylinder faces the other side of the second rack in the width direction, a push plate is fixedly connected with the telescopic rod end of the pushing cylinder; the qualified product conveying area 12 is positioned on one side, opposite to the first rack, in the length direction of the second rack, the qualified product conveying area 12 is a belt conveyor, and a gap between the qualified product conveying area 12 and the weighing area 7 is set so as to meet the requirement that the packing box can be stably conveyed between the qualified product conveying area 12 and the weighing area; unqualified product conveying area 13 is located second frame width direction and the one side relative with the push pedal, and unqualified product conveying area 13 is band conveyer or roller conveyor, and the clearance setting between unqualified product conveying area 13 and the district 7 of weighing is in order to satisfy the packing box can steadily carry between the two as the standard. In the application, the second conveying roller 8 of the weighing area 7 can be an active conveying roller, that is, the second conveying roller 8 is driven by conventional structures such as a motor, a gear and a chain to rotate autonomously so as to drive the packaging box to convey forwards, and all motors in the utility model are servo motors. Of course, the second conveyor roller 8 of the weighing area 7 in this application is a passive conveyor roller, that is, the moving of the package box drives the second conveyor roller 8 to rotate, in this case, the qualified package box on the second conveyor roller 8 may need manual assistance to push the weighing area 7 thereof to the qualified product conveying area 12.

When the device is used, a packaging box conveyed from the upstream conveying transition area 1 is conveyed to the weighing area 7 in the forward direction through the matching between the fixed arranging belt component and the movable arranging belt component, then the packaging box is weighed through the four weight sensors arranged in the weighing area, the average value of the weight of the packaging box is calculated through the numerical values of the four weight sensors, the weight of the packaging box is obtained, the weight is used as a reference value for judging whether the weight is qualified or not, the reference value is displayed on a display screen, when the weight is not accordant, the pushing cylinder of the lifting pneumatic pushing component 11 drives the pushing plate to push the packaging box to the unqualified product conveying area 13, when the weight is accordant with the specification, the lifting pneumatic pushing component 11 does not act, and the packaging of the product is directly conveyed to the qualified product conveying area 12.

Claims

1. A weighing and rejecting device on an emulsion explosive outer packaging line comprises an upstream conveying transition area, a weighing area, a qualified product conveying area and an unqualified product conveying area which are arranged independently, and is characterized in that the upstream conveying transition area comprises a plurality of first conveying rollers, a fixed finishing belt assembly, a movable finishing belt assembly and an air cylinder, wherein the first conveying rollers, the fixed finishing belt assembly, the movable finishing belt assembly and the air cylinder are supported by a first frame; a plurality of first conveying rollers are uniformly arranged on the first rack along the length direction of the first rack; the weighing area comprises a second rack, a plurality of second conveying rollers fixed on the second rack, four weight sensors, a weight display screen and a lifting pneumatic pushing assembly, wherein the second rack and the first rack are arranged side by side, a plurality of roller shafts are fixed on the second rack along the length of the second rack, a second conveying roller is sleeved on each roller shaft, the second conveying rollers rotate relative to the respective roller shafts, the four weight sensors are fixed on the rack, the sensing parts of the weight sensors are higher than the surface of the second conveying rollers, the four sensors are electrically connected with the weight display screen through respective signal lines, the lifting pneumatic pushing assembly comprises a lifting cylinder, a pushing cylinder and a pushing plate, the lifting cylinder is vertically fixed on one side of the second rack in the width direction, the pushing cylinder is fixed on the top of a telescopic rod of the lifting cylinder, and the telescopic rod end of the pushing cylinder faces the other side of the second rack in the width direction, a push plate is fixedly connected with the telescopic rod end of the pushing cylinder; the qualified product conveying area is positioned on one side, opposite to the first rack, in the length direction of the second rack; the unqualified product conveying area is located the second frame width direction and the one side relative with the push pedal.

2. The device for weighing and removing the emulsion explosive outer packaging line according to claim 1, wherein a fixed tidying belt component and a movable tidying belt component are respectively arranged on the first rack and located on two sides in the width direction of the first rack, the fixed tidying belt component comprises a belt mounting rack and a fixed tidying belt which are fixedly connected to the tops of the corresponding sides of the first rack, and the fixed tidying belt is arranged horizontally; the movable arrangement belt assembly comprises a belt moving frame and a movable arrangement belt, wherein the belt moving frame is in sliding fit with the top of the corresponding side of the first rack and is driven by at least two cylinders to move along the width direction of the first rack, the movable arrangement belt is fixed on the belt moving frame and is also arranged in a horizontal mode, and the fixed arrangement belt and the movable arrangement belt are matched to drive the outer packing box to convey forwards on the first conveying roller.

3. The emulsion explosive outer packaging line weighing and removing device as claimed in claim 1 or 2, wherein the qualified product conveying area is a belt conveyor.

4. The emulsion explosive outer packaging line weighing and removing device is characterized in that the unqualified product conveying area is a belt conveyor or a roller conveyor.