CN106404597B

CN106404597B - Foam plastic density weighing equipment

Info

Publication number: CN106404597B
Application number: CN201611121514.8A
Authority: CN
Inventors: 钱嘉良
Original assignee: Wuxi Tongxin Plastic Products Co Ltd
Current assignee: Wuxi Tongxin Plastic Products Co Ltd
Priority date: 2016-12-08
Filing date: 2016-12-08
Publication date: 2023-08-25
Anticipated expiration: 2036-12-08
Also published as: CN106404597A

Abstract

The invention relates to a weighing device, in particular to a foam plastic density weighing device. The invention aims to provide a foam plastic density weighing device capable of weighing a certain volume. In order to solve the technical problems, the invention provides foam plastic density weighing equipment which comprises a rack, a placing plate, a weighing device, a placing barrel, a feeding pipe, a funnel, a supporting plate, a motor, a first belt pulley, a first bearing seat, a first rotating rod, a second belt pulley and the like; the lower part of the frame is connected with a placing plate in a bolt connection mode, a groove is formed in the placing plate, a weighing device is connected in the groove in a bolt connection mode, a placing barrel is placed at the top of the weighing device, and a feeding pipe is arranged on the upper part of the frame. When the density of the foam plastic is required to be weighed, a worker controls the motor to rotate to drive the disc to rotate, so that the foam plastic in the feeding pipe is added into the placing barrel in a fixed volume.

Description

Foam plastic density weighing equipment

Technical Field

The invention relates to a weighing device, in particular to a foam plastic density weighing device.

Background

Foam plastic is widely used at present, becomes an indispensable material in economic construction, such as polyurethane foam plastic, and is commonly used in the field of household appliances, particularly household refrigerators.

According to statistics, the social retention amount of the refrigerator in families in China is about 1.4 hundred million, and the annual waste report update is only calculated by 2%, so that 280 ten thousand refrigerators are eliminated each year. The refrigerator mainly comprises steel, plastics, copper and aluminum, refrigerant, foaming agent and hard polyurethane foam plastic, and the existing recycling and disassembling technology of the waste refrigerator mostly recycles the steel, plastics, copper and aluminum, refrigerant and part of foaming agent, and then the heat insulation layer, namely the polyurethane foam plastic, is subjected to landfill treatment as dangerous waste garbage due to no recycling value, and the cost of the dangerous waste treatment is paid for 300-400 yuan per ton.

The thickness of the refrigerator or freezer insulation layer is between about 50-70mm, the volume is relatively large, the density of polyurethane foam plastic is light, and meanwhile, the polyurethane foam plastic garbage is always present because the polyurethane foam plastic garbage cannot be degraded, so that the landfill treatment occupies a large amount of precious land resources.

The polyurethane foam plastic is mostly of a closed-cell structure, has the excellent characteristics of good heat insulation effect, light weight, high specific strength, convenient construction and the like, and also has the characteristics of sound insulation, vibration prevention, electric insulation, heat resistance, cold resistance, solvent resistance and the like. The original foam plastic density automatic weighing system is characterized in that the material is sucked through a special vacuum cylinder, the corresponding density is calculated through weighing of a fixed-volume measuring cup, the whole sampling device and the weighing mechanism are complex, the requirement on the working environment is high, the continuous weighing program is complex to control, the cost is high, and the reliability is low.

Aiming at the existing problem that continuous weighing cannot be performed, the Chinese patent CN202281734U discloses an automatic foam plastic density weighing system with a turning plate, wherein the automatic foam plastic density weighing system is connected with a sampling motor through a material suction valve, the sampling motor drives a rotary drum, a weighing drum is arranged below the rotary drum, the weighing drum is connected with a material suction valve, and the turning plate uniformly divides the rotary drum into four lattices with the same volume; the weighing sensor is arranged at the bottom of the weighing cylinder, so that the problem that continuous weighing cannot be realized is solved, but the problem that the volumes of foam plastics in each grid are different due to the fact that the feeding amount is not well controlled.

In summary, there is a need to develop a foam density weighing apparatus that can be volumetric weighed to overcome the disadvantage of the prior art that the volume is not fixed during weighing.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defect of unfixed volume during weighing in the prior art, and aims to provide foam plastic density weighing equipment capable of achieving weighing in a fixed volume.

(2) Technical proposal

In order to solve the technical problems, the invention provides foam plastic density weighing equipment which comprises a frame, a placing plate, a weighing device, a placing barrel, a feeding pipe, a funnel, a support plate, a motor, a first belt pulley, a first bearing seat, a first rotating rod, a second belt pulley, a flat belt and a disc, wherein the lower part of the frame is connected with the placing plate in a bolt connection mode, a groove is formed in the placing plate, the weighing device is connected in the groove in a bolt connection mode, the placing barrel is placed at the top of the weighing device, the feeding pipe is arranged at the upper part of the frame, the funnel is connected with the funnel in a bolt connection mode, the funnel is positioned under the feeding pipe, the upper part of the left side of the frame is welded and connected with the support plate, the left side of the top of the support plate is connected with the motor in a bolt connection mode, the output shaft of the motor is connected with the first belt pulley in an interference connection mode, the right side of the support plate is connected with the first bearing seat in a bolt connection mode, the lower part of the first rotating rod is connected with the second belt pulley in a bolt connection mode, the second belt pulley is in an interference connection mode, the upper part of the first belt pulley is uniformly connected with the disc in an interference transmission mode, and the upper part of the disc is uniformly connected with the top through the upper part of the rotating rod.

Preferably, the novel rotary rack further comprises a second bearing, a second rotating rod and a first spring, wherein the second bearing is symmetrically connected to the left side and the right side of the lower portion of the rack through a bolt, the second rotating rod is connected to a bearing of the second bearing seat through an interference connection mode, the second rotating rod is connected with a placing plate through a bolt connection mode, a small hole is formed in the lower portion of the right side of the rack, the second rotating rod penetrates through the small hole, and the first spring is connected between the bottom of the second rotating rod and the lower portion of the right side of the rack through a hook.

Preferably, still including first bevel gear, the third bearing frame, the third bull stick, the second bevel gear, the round wheel, the guide bar, the carriage release lever, bump and second spring, second bull stick right part is connected with first bevel gear through interference connection's mode, frame upper portion right side is connected with the third bearing frame through bolted connection's mode, be connected with the third bull stick through interference connection's mode on the bearing of third bearing frame, third bull stick lower part is connected with the second bevel gear through interference connection's mode, second bevel gear and first bevel gear meshing, third bull stick upper portion is connected with the round wheel through interference connection's mode, the round wheel is eccentric connection, frame upper portion welded connection has the guide bar, it has the guiding hole to open on the guide bar, the guide bar left side is connected with the second spring through the mode of couple connection, be provided with the carriage release lever in the guiding hole, the second spring twines in the carriage release lever left part, carriage release lever left side welded connection has bump, carriage release lever right side and round wheel contact.

Preferably, the disc is made of wood.

Preferably, the groove depth is 2/3 of the thickness of the placement plate.

Preferably, the second rotating rod is L-shaped.

Working principle: when the density of the foam plastic needs to be calculated, the staff adds the foam plastic in the feeding pipe, then the staff controls the motor to rotate, drives the first belt pulley to rotate, drives the second belt pulley to rotate through the action of the flat belt, and drives the first rotating rod to rotate, and then drives the disc to rotate, because the disc is evenly provided with gaps, when the disc rotates to the position, below the feeding pipe, the foam plastic in the feeding pipe leaks out, at the moment, the foam plastic leaks into the placing barrel through the funnel, when the disc rotates to cover the feeding pipe, the staff records the weight of the weighing device to display the foam plastic, then the foam plastic in the placing barrel is taken out, and at the moment, the density of the foam plastic is calculated according to the volume of the foam plastic. Because the gaps on the disc are uniformly arranged and the areas of the gaps are the same, the time that the gaps pass under the feeding pipe is the same every time, the volume of foam plastic leaked every time is the same, and staff can calculate the density of the foam plastic according to the weight on the weighing device every time without measuring the volume every time the density of the foam plastic needs to be calculated, so that a plurality of steps are omitted, and the density weighing efficiency can be improved. When the work is completed, the staff controls the motor to be turned off.

Because still including second bearing, second bull stick and first spring, the left and right sides symmetry is connected with the second bearing through bolted connection's mode in frame lower part, be connected with the second bull stick through interference connection's mode on the bearing of second bearing, the second bull stick passes the aperture with placing the board and is connected through bolted connection's mode, it has first spring to open at frame right side lower part, the second bull stick passes the aperture, it takes the bucket of placing to go out to weigh at every turn, then interior foam takes out, the operation is troublesome, so when needs take out the foam of placing in the bucket, the staff rotates the second bull stick, make the foam of placing in the bucket pour corresponding holding equipment, can save time, after the foam of placing in the bucket all pours out, the staff releases the second bull stick, the second bull stick resets under the effect of first spring.

Because still including first bevel gear, the third bearing frame, the third bull stick, the second bevel gear, the round wheel, the guide bar, the carriage, ram and second spring, second bull stick right part is connected with first bevel gear through the mode of interference connection, frame upper portion right side is connected with the third bearing frame through the mode of bolted connection, be connected with the third bull stick through the mode of interference connection on the bearing of third bearing frame, the third bull stick lower part is connected with the second bevel gear through the mode of interference connection, second bevel gear and first bevel gear meshing, third bull stick upper portion is connected with the round wheel through the mode of interference connection, the round wheel is eccentric connection, frame upper portion welded connection has the guide bar, open on the guide bar has the guiding hole, the guide bar left side is connected with the second spring through the mode of couple connection, be provided with the carriage in the guiding hole, the second spring winding is in the carriage left part, the carriage left side is welded and is connected with ram, the carriage right side contacts with the round wheel, can drive first bevel gear and rotate because first bevel gear and second bevel gear meshing, thereby drive the round wheel is broken, thereby can not rotate the round wheel is broken, the round wheel is driven to rotate in order to move the round wheel, thereby, the round wheel is not broken, the round wheel is rotated, and is driven to rotate down the round wheel is broken, and is made to rotate.

(3) Advantageous effects

When needs carry out density weighing to foam, staff control motor rotates, drives the disc and rotates, makes the fixed volumetric joining of foam in the inlet pipe place in the bucket, and when needs will place the foam in the bucket and pour, the staff rotates the second bull stick, makes and places the bucket and rotate to will place the foam in the bucket and pour, when the second bull stick rotates, can also make the movable rod constantly control the removal, strike the funnel, prevent foam adhesion at the funnel inner wall.

Drawings

Fig. 1 is a schematic diagram of a first front view structure of the present invention.

Fig. 2 is a schematic top view of the disk of the present invention.

Fig. 3 is a schematic diagram of a second front view structure of the present invention.

Fig. 4 is a schematic diagram of a third front view structure of the present invention.

The marks in the drawings are: 1-rack, 2-placing plate, 3-groove, 4-weighing device, 5-placing barrel, 6-feeding pipe, 7-funnel, 8-supporting plate, 9-motor, 10-first belt pulley, 11-first bearing seat, 12-first rotating rod, 13-second belt pulley, 14-flat belt, 15-disc, 16-notch, 17-second bearing seat, 18-second rotating rod, 19-small hole, 20-first spring, 21-first bevel gear, 22-third bearing seat, 23-third rotating rod, 24-second bevel gear, 25-round wheel, 26-guide rod, 27-guide hole, 28-moving rod, 29-collision block and 30-second spring.

Detailed Description

The invention is further described below with reference to the drawings and examples.

Example 1

The utility model provides a foam density weighing equipment, as shown in fig. 1-4, including frame 1, place the board 2, the weighing machine 4, place bucket 5, inlet pipe 6, funnel 7, extension board 8, motor 9, first belt pulley 10, first bearing frame 11, first dwang 12, second belt pulley 13, flat belt 14 and disc 15, frame 1 lower part is connected with places the board 2 through bolted connection's mode, open on placing the board 2 has recess 3, be connected with weighing machine 4 through bolted connection's mode in the recess 3, place at weighing machine 4 top and place bucket 5, frame 1 upper portion is provided with inlet pipe 6, frame 1 upper portion is connected with funnel 7 through bolted connection's mode, funnel 7 is located inlet pipe 6 under, frame 1 left side upper portion welded connection has extension board 8, extension board 8 top left side is connected with motor 9 through bolted connection's mode, be connected with first belt pulley 10 on the output shaft of motor 9 through interference connection's mode, extension board 8 top right side is connected with first bearing frame 11 through bolted connection's mode, it has interference connection's 12 to go up through interference connection's mode, first belt pulley 12 is connected with first belt pulley 15 through interference connection's mode, there is a rotary drum 13 through interference connection's top portion through bolted connection's mode with the flat belt pulley 15, it is connected with the disc 15 through the top portion through the top of flat belt pulley 13, contact between the top portion and the disc 13 is connected through the top of the disc 13, 13 is connected through the top through the mode.

The novel lifting device is characterized by further comprising a second bearing seat 17, a second rotating rod 18 and a first spring 20, wherein the second bearing seat 17 is symmetrically connected to the left side and the right side of the lower portion of the frame 1 in a bolt connection mode, the second rotating rod 18 is connected to a bearing of the second bearing seat 17 in an interference connection mode, the second rotating rod 18 is connected with the placing plate 2 in a bolt connection mode, a small hole 19 is formed in the lower portion of the right side of the frame 1, the second rotating rod 18 penetrates through the small hole 19, and the first spring 20 is connected between the bottom of the second rotating rod 18 and the lower portion of the right side of the frame 1 in a hook connection mode.

The novel automatic transmission device is characterized by further comprising a first bevel gear 21, a third bearing seat 22, a third rotating rod 23, a second bevel gear 24, a round wheel 25, a guide rod 26, a moving rod 28, a collision block 29 and a second spring 30, wherein the right part of the second rotating rod 18 is connected with the first bevel gear 21 in an interference connection mode, the right side of the upper part of the frame 1 is connected with the third bearing seat 22 in a bolt connection mode, the bearing of the third bearing seat 22 is connected with the third rotating rod 23 in an interference connection mode, the lower part of the third rotating rod 23 is connected with the second bevel gear 24 in an interference connection mode, the second bevel gear 24 is meshed with the first bevel gear 21, the upper part of the third rotating rod 23 is connected with the round wheel 25 in an interference connection mode, the round wheel 25 is in an eccentric connection mode, the upper part of the frame 1 is welded and connected with the guide rod 26, a guide hole 27 is formed in the guide rod 26, the left side of the guide rod 26 is connected with the second spring 30 in a hook connection mode, the moving rod 28 is wound on the left part of the moving rod 28, the left side of the moving rod 28 is welded with the right side of the moving rod 29, and the upper part of the round wheel 25 is in contact with the round wheel 25.

The disc 15 is made of wood.

The depth of the groove 3 is 2/3 of the thickness of the placing plate 2.

The second rotating lever 18 is L-shaped.

Working principle: when the density of the foam plastic needs to be calculated, the worker adds the foam plastic into the feeding pipe 6, then the worker controls the motor 9 to rotate to drive the first belt pulley 10 to rotate, and drives the second belt pulley 13 to rotate through the action of the flat belt 14, so that the first rotating rod 12 is driven to rotate, and then the disc 15 is driven to rotate, because the disc 15 is uniformly provided with the gaps 16, when the disc 15 rotates to the position, under the feeding pipe 6, the gaps 16 are positioned, the foam plastic in the feeding pipe 6 leaks out, at the moment, the foam plastic leaks into the placing barrel 5 through the hopper 7, when the disc 15 rotates to cover the feeding pipe 6, the worker records the weight of the weight device 4 to display the foam plastic, then the foam plastic in the placing barrel 5 is taken out, and at the moment, the density of the foam plastic is calculated according to the volume of the foam plastic. Because the gaps 16 on the disc 15 are uniformly arranged and the areas of the gaps 16 are the same, the time that the gaps 16 pass under the feeding pipe 6 is the same each time, so that the volume of foam plastic leaked each time is the same, a worker can calculate the density of the foam plastic according to the weight on the weighing device 4 each time, the volume is not required to be measured each time when the density of the foam plastic is required to be calculated, a plurality of steps are omitted, and the density weighing efficiency can be improved. When the work is completed, the worker controls the motor 9 to be turned off.

Because the novel plastic storage rack further comprises a second bearing 17, a second rotating rod 18 and a first spring 20, the left side and the right side of the lower part of the rack 1 are symmetrically connected with the second bearing 17 through a bolt connection mode, the bearing of the second bearing 17 is connected with the second rotating rod 18 through an interference connection mode, the second rotating rod 18 is connected with the placing plate 2 through a bolt connection mode, the lower part of the right side of the rack 1 is provided with a small hole 19, the second rotating rod 18 penetrates through the small hole 19, the bottom of the second rotating rod 18 is connected with the lower part of the right side of the rack 1 through a hook connection mode, the placing barrel 5 is taken away after weighing, foam plastic in the placing barrel 5 is taken out, and the operation is troublesome.

Because still including first bevel gear 21, third bearing frame 22, the third bull stick 23, second bevel gear 24, round wheel 25, guide bar 26, movable rod 28, ram 29 and second spring 30, second bull stick 18 right part is connected with first bevel gear 21 through the mode of interference connection, frame 1 upper portion right side is connected with third bearing frame 22 through the mode of bolted connection, be connected with third bull stick 23 through the mode of interference connection on the bearing of third bearing frame 22, third bull stick 23 lower part is connected with second bevel gear 24 through the mode of interference connection, second bevel gear 24 meshes with first bevel gear 21, third bull stick 23 upper portion is connected with round wheel 25 through the mode of interference connection, round wheel 25 is eccentric connection, frame 1 upper portion welded connection has guide bar 26, it has guiding hole 27 to open on the guide bar 26, the left side of guide bar 26 is connected with second spring 30 through the mode of coupling, be provided with movable rod 28 in the mode of coupling 28, movable rod 28 left side welding is connected with ram 29, thereby the right side 29 is connected with movable rod 28, when the second bevel gear 25 is driven by the mode of interference connection, thereby prevent that the round wheel 25 from rotating down in contact with second bevel gear 25, thereby, and the round wheel 25 is in order to drive round wheel 25, and the round wheel 25 is the eccentric connection, thereby, when the second bevel gear 25 is in order to drive round wheel 25, and the round wheel 25 is disconnected from rotating, and driving round wheel 25, so that the round wheel 25 rotates, and the round wheel 25 is in order to rotate, and the second bevel gear 25 is in order to rotate, and the round wheel 25, and so on the round wheel 25 and so on.

The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. The utility model provides a foam density weighing equipment, a serial communication port, including frame (1), place board (2), weighing machine (4), place bucket (5), inlet pipe (6), funnel (7), extension board (8), motor (9), first belt pulley (10), first bearing frame (11), first bull stick (12), second belt pulley (13), flat belt (14) and disc (15), frame (1) lower part is connected with places board (2) through bolted connection's mode, it has recess (3) to open on placing board (2), be connected with weighing machine (4) through bolted connection's mode in recess (3), weighing machine (4) top has been placed and has been placed bucket (5), frame (1) upper portion is provided with inlet pipe (6), frame (1) upper portion is connected with funnel (7) through bolted connection's mode, funnel (7) are located under inlet pipe (6), frame (1) left side upper portion welded connection has extension board (8), extension board (8) top left side is connected with motor (9) through bolted connection's mode, be connected with motor (9) through bolted connection's mode on the output shaft of motor (9) interference connection's the extension board (10) top through a mode of being connected with first belt pulley (11), the bearing of the first bearing seat (11) is connected with a first rotating rod (12) in an interference connection mode, the lower part of the first rotating rod (12) is connected with a second belt pulley (13) in an interference connection mode, the second belt pulley (13) and the first belt pulley (10) are driven by a flat belt (14), the upper part of the first rotating rod (12) is connected with a disc (15) in an interference connection mode, gaps (16) are uniformly formed in the disc (15), and the top of the disc (15) is in contact with the bottom of the feeding pipe (6); the novel lifting device is characterized by further comprising a second bearing seat (17), a second rotating rod (18) and a first spring (20), wherein the second bearing seat (17) is symmetrically connected to the left side and the right side of the lower portion of the frame (1) in a bolt connection mode, the second rotating rod (18) is connected to a bearing of the second bearing seat (17) in an interference connection mode, the second rotating rod (18) is connected with the placing plate (2) in a bolt connection mode, a small hole (19) is formed in the lower portion of the right side of the frame (1), the second rotating rod (18) penetrates through the small hole (19), and the first spring (20) is connected between the bottom of the second rotating rod (18) and the lower portion of the right side of the frame (1) in a hook connection mode; the novel portable electric power generation device further comprises a first bevel gear (21), a third bearing seat (22), a third rotating rod (23), a second bevel gear (24), a round wheel (25), a guide rod (26), a moving rod (28), a collision block (29) and a second spring (30), wherein the right part of the second rotating rod (18) is connected with the first bevel gear (21) in an interference connection mode, the right side of the upper part of the frame (1) is connected with the third bearing seat (22) in a bolt connection mode, the bearing of the third bearing seat (22) is connected with the third rotating rod (23) in an interference connection mode, the lower part of the third rotating rod (23) is connected with the second bevel gear (24) in an interference connection mode, the second bevel gear (24) is meshed with the first bevel gear (21), the upper part of the third rotating rod (23) is connected with the round wheel (25) in an interference connection mode, the round wheel (25) is in an eccentric connection mode, the upper part of the frame (1) is welded with the guide rod (26), the guide hole (27) is formed in the guide rod (26), the left side of the guide rod (26) is connected with the second spring (30) in an interference connection mode, the left side of the guide rod (26) is connected with the second bevel gear (24) in an interference connection mode, the left side of the moving rod (28) is connected with the round wheel (25), the right side of the moving rod (28) is contacted with the round wheel (25); the second rotating rod (18) is L-shaped.

2. A foam density weighing apparatus according to claim 1, characterized in that the recess (3) has a depth of 2/3 of the thickness of the placement plate (2).