CN218974086U

CN218974086U - Automatic testing device for finger melting instrument

Info

Publication number: CN218974086U
Application number: CN202222888483.6U
Authority: CN
Inventors: 宋文琦; 潘贵亮; 王苗苗; 王春; 徐晓飞; 张炜
Original assignee: Kunshan Hezhenrui New Composite Materials Co ltd
Current assignee: Kunshan Hezhenrui New Composite Materials Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-05
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to an automatic testing device for a melt finger instrument, which comprises a charging barrel erected on a base, wherein the top of the charging barrel is provided with a charging port, the bottom of the charging barrel is provided with a discharging port, a cutter capable of horizontally rotating is arranged at the position of the bottom of the charging barrel corresponding to the discharging port, a flat plate is arranged right below the cutter, and the top surface of the flat plate can vertically correspond to the discharging port; the cylinder is characterized in that a rotary cylinder is fixedly arranged on one side of the charging barrel, a cylinder top of the rotary cylinder is vertically downward, the lower end of the cylinder top of the rotary cylinder is fixedly connected with a suspension type electronic scale, one end of the flat plate is fixedly connected to the bottom of the suspension type electronic scale, the rotary cylinder can drive the suspension type electronic scale to horizontally rotate through the cylinder top, and then the flat plate is driven to horizontally rotate, so that the flat plate can rotate to the position right below a finger melting instrument arranged on one side of the charging barrel. The automatic testing device for the melt finger instrument can automatically transfer the material to be tested to the melt finger instrument for testing, saves the operation time of operators, and is simpler, more convenient and flexible to operate.

Description

Automatic testing device for finger melting instrument

Technical Field

The utility model relates to the field of melt finger instrument testing, in particular to an automatic testing device for a melt finger instrument.

Background

The melt index instrument is a device suitable for measuring the melt index of high polymer plastic raw materials at high temperature.

At present, most of the material research and development departments of enterprises or small batches of materials to be tested are subjected to melt indexes by the following operation modes:

firstly taking about 8-10 g of particles, pouring the particles into a feeding cylinder, pressing a feeding rod, after a weighing weight moves to a designated position, starting a cutter at the bottom of the feeding cylinder to cut off front end materials flowing out of a discharge hole at the bottom of the feeding cylinder, an operator has to wait before a finger melting instrument, wait to cut off front end materials flowing out of the discharge hole and then take off front end waste materials, then wait for the weighing weight to move to a position of 25.4mm on a scale or a designated distance, starting the cutter again, and the operator needs to grasp time to take and weigh a sample of 25.4mm just flowing out, and input weight on the finger melting instrument after weighing to obtain a product melt index. However, when the device for testing the melt finger instrument is used, an operator must wait for the test result before the melt finger instrument, which is very time-consuming.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an automatic testing device for a melt finger instrument, which can effectively save operation time.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the automatic testing device for the melt finger instrument comprises a charging barrel erected on a base, wherein the top of the charging barrel is provided with a charging port, the bottom of the charging barrel is provided with a discharging port, a cutter capable of horizontally rotating is arranged at the position, corresponding to the discharging port, of the bottom of the charging barrel, a flat plate with a horizontal top surface is arranged right below the cutter, and the top surface of the flat plate can vertically correspond to the discharging port; the utility model discloses a cylinder, fixed cylinder, cylinder top, fixed cylinder top, cylinder top's lower extreme fixedly connected with suspension type electronic scale, the one end fixed connection of dull and stereotyped is in suspension type electronic scale's bottom, and the cylinder can drive suspension type electronic scale level through the cylinder top and rotate, and then drive the dull and stereotyped and rotate in the horizontal direction, make the dull and stereotyped can rotate to setting up under the melt finger appearance of cylinder one side.

Further, the cutter is a rotary cutter, a gap is formed between the rotary cutter and the bottom surface of the charging barrel, the cutter is movably arranged at the bottom of the charging barrel through a rotary driving device, and the rotary driving device can drive the cutter to horizontally rotate and enable the cutter to pass through a discharge hole; an electromagnetic inductor corresponding to the cutter is fixedly arranged at the bottom of the charging barrel and positioned at the outer side of the discharging hole, and the cutter can trigger the electromagnetic inductor when horizontally rotating through the discharging hole; the electromagnetic inductor is electrically connected with a PLC (programmable logic controller) arranged on the base, and the PLC is simultaneously connected with an electromagnetic valve in parallel, and the electromagnetic valve is pneumatically connected with the rotary cylinder through a pipeline.

Further, the electromagnetic valve is connected with a main air pump arranged on the base through a pipeline and used for controlling the start and stop of the rotary air cylinder.

Further, the rotation driving device is a servo motor.

Further, the display is fixedly arranged on the base, and the suspension type electronic scale is electrically connected with the display fixedly arranged on the base.

Further, one end of the flat plate is fixedly connected to the bottom of the suspension type electronic scale through a connecting rod, and a height interval is reserved between the top surface of the flat plate and the bottom surface of the charging barrel; the melt finger instrument is arranged on a track through which the flat plate horizontally rotates, and the bottom height of the melt finger instrument is higher than the top surface height of the flat plate.

Compared with the prior art, the utility model has the following advantages: the automatic testing device for the melt finger instrument can automatically transfer the material to be tested to the melt finger instrument for testing, saves the operation time of operators, and is simpler, more convenient and flexible to operate.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of an automatic test equipment for a melt finger instrument according to the present utility model.

In the figure: 1. a base; 2. a charging barrel; 21. a feed inlet; 22. a discharge port; 3. a display; 4. a PLC controller; 5. an electromagnetic valve; 6. a cutter; 7. an electromagnetic inductor; 8. a rotary cylinder; 81. a cylinder top; 9. a hanging electronic scale; 91. a connecting rod; 92. and (3) a flat plate.

Description of the embodiments

The utility model is described in detail below with reference to the attached drawings and detailed description:

the automatic testing device for the melt finger instrument shown in fig. 1 comprises a charging barrel 2 erected on a base 1, wherein the top of the charging barrel 2 is provided with a charging hole 21, the bottom of the charging barrel is provided with a discharging hole 22, the part of the bottom of the charging barrel 2 corresponding to the discharging hole 22 is provided with a cutter 6 capable of horizontally rotating, the cutter 6 is a rotary cutter, a gap is reserved between the cutter 6 and the bottom of the charging barrel 2, the cutter 6 is movably arranged at the bottom of the charging barrel 2 through a rotary driving device, in order to drive the cutter to rotate in the horizontal direction, the material flowing out of the discharging hole 22 is cut, the rotary driving device is a servo motor, and the stability is good, and the rotary driving device can drive the cutter 6 to horizontally rotate and enable the cutter to pass through the discharging hole 22; an electromagnetic inductor 7 corresponding to the cutter 6 is fixedly arranged at the bottom of the charging barrel 2 and positioned outside the discharging hole 22, and the cutter 6 triggers the electromagnetic inductor 7 when horizontally rotating through the discharging hole 22; the electromagnetic inductor 7 is electrically connected with the PLC controller 4 arranged on the base 1; a flat plate 92 with a horizontal top surface is arranged right below the cutter 6, and the top surface of the flat plate 92 can vertically correspond to the discharge hole 22; a rotary air cylinder 8 is fixedly arranged on one side of the charging barrel 2, an electromagnetic valve 5 is connected to the PLC 4 in parallel, the electromagnetic valve 5 is in pneumatic connection with the rotary air cylinder 8 through a pipeline and is controlled by the PLC 4, a main air pump is arranged on the base 1, the electromagnetic valve 5 is connected with the main air pump arranged on the base 1 through a pipeline, and the main air pump controls the start and stop of the rotary air cylinder 8 through an electromagnetic valve 9; the cylinder top 81 of the rotary cylinder 8 is vertically downward, the lower end of the cylinder top 81 is fixedly connected with the suspension type electronic scale 9, one end of the flat plate 92 is fixedly connected to the bottom of the suspension type electronic scale 9, the rotary cylinder 8 can drive the suspension type electronic scale 9 to horizontally rotate through the cylinder top 81, and then the flat plate 92 is driven to horizontally rotate, so that the flat plate 92 can rotate to the position right below the melt finger instrument arranged on one side of the charging barrel 2.

In order to feed back the weighing data of the suspended electronic scale to an operator, the display 3 is fixedly arranged on the base 1, the suspended electronic scale 9 is electrically connected with the display 3 fixedly arranged on the base 1, and the suspended electronic scale can display the weighing data through the display 3 after weighing the materials falling on the flat plate 92.

In order to be convenient for between dull and stereotyped 92 and the suspension type electronic scale 9 rigid connection, make dull and stereotyped 92 fix on suspension type electronic scale 9, the one end of dull and stereotyped 92 passes through connecting rod 91 fixed connection in suspension type electronic scale 9's bottom, has high interval between dull and stereotyped 92 top surface and the bottom surface of feed cylinder 2, guarantees that dull and stereotyped 92 is not interfered when horizontal direction rotates, melt indicates the appearance setting on the orbit that the flat board 92 horizontally rotated the time passed through, its bottom height is higher than the top surface height of dull and stereotyped 92, the material of being convenient for drop at dull and stereotyped 92 top passes through dull and stereotyped 92 rotates to melt to indicate the below of appearance's bottom, the melt test of being convenient for.

When the plastic particle feeding device is used, about 8-10 g of plastic particles are firstly taken and poured into the feeding cylinder 2, a feeding rod is pressed, the cutter 6 is started, the processed plastic particles in the feeding cylinder 2 can flow out through the discharge hole 22, and the front end material flowing out from the discharge hole 22 is cut off by the rotary cutter 6; the cutter 6 can trigger electromagnetic inductor 7 when rotatory, electromagnetic inductor 7 will signal transmission gives PLC controller 4, PLC controller 4 control solenoid valve 5 starts, main air pump passes through solenoid valve 5 drive revolving cylinder 8 and starts, revolving cylinder 8 passes through cylinder plug 81 and drives suspension type electronic scale 9 synchronous rotation, suspension type electronic scale 9 passes through connecting rod 91 and drives dull and stereotyped 92 synchronous rotation, dull and stereotyped 92 is rotated under revolving cylinder 8's indirect effect and is reached discharge gate 22 under, after waiting for the weight to remove 25.4mm or appointed distance, start cutter 6 again, cutter 6 will flow the material outside discharge gate 22 and cut off, obtain the sample of test demand, can trigger electromagnetic inductor 7 when starting cutter 6, electromagnetic inductor 7 gives PLC controller 4 signal, PLC controller 4 starts electromagnetic inductor 5 and starts revolving cylinder 8, revolving cylinder 8 drives suspension type electronic scale 9 and dull and stereotyped 92 and reset, make the sample on the dull and stereotyped 92 be located the melting point appearance under, on the back is weighed with data feedback to display 3 to the melting point appearance, the operator confirms that the sample has no problem can press the melting point appearance on the confirmation of reading the key on the melting point appearance and reading the sample weight of suspension type electronic scale 9.

When the melt finger instrument starts to test, operators can leave to process other matters without waiting all the time, so that more time is saved.

The automatic testing device for the melt finger instrument can automatically transfer the material to be tested to the melt finger instrument for testing, saves the operation time of operators, and is simpler, more convenient and flexible to operate.

It is emphasized that: the above embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides an automatic testing arrangement for melt finger appearance, includes and erects feed cylinder (2) on base (1), feed cylinder (2) top is provided with feed inlet (21), and the bottom is provided with discharge gate (22), the position that feed cylinder (2) bottom corresponds discharge gate (22) is provided with cutter (6) that can horizontal rotation, its characterized in that: a flat plate (92) with a horizontal top surface is arranged right below the cutter (6), and the top surface of the flat plate (92) can vertically correspond to the discharge hole (22); the utility model discloses a cylinder, cylinder (2) one side is fixed to be provided with revolving cylinder (8), the cylinder top (81) of revolving cylinder (8) is vertical downwards, and the lower extreme fixedly connected with suspension type electronic scale (9) of cylinder top (81), the one end fixed connection of dull and stereotyped (92) is in the bottom of suspension type electronic scale (9), and revolving cylinder (8) can drive suspension type electronic scale (9) horizontal rotation through cylinder top (81), and then drives dull and stereotyped (92) and rotate on the horizontal direction, makes dull and stereotyped (92) can rotate to setting up under the melt finger appearance of cylinder (2) one side.

2. The automatic test equipment for a melt finger instrument according to claim 1, wherein: the cutter (6) is a rotary cutter, a gap is formed between the rotary cutter and the bottom surface of the charging barrel (2), the cutter (6) is movably arranged at the bottom of the charging barrel (2) through a rotary driving device, and the rotary driving device can drive the cutter (6) to horizontally rotate and enable the cutter to pass through a discharge hole (22); an electromagnetic inductor (7) corresponding to the cutter (6) is fixedly arranged at the bottom of the charging barrel (2) and positioned at the outer side of the discharging hole (22), and the cutter (6) triggers the electromagnetic inductor (7) when horizontally rotating to pass through the discharging hole (22); the electromagnetic inductor (7) is electrically connected with the PLC (4) arranged on the base (1), the PLC (4) is simultaneously connected with the electromagnetic valve (5) in parallel, and the electromagnetic valve (5) is pneumatically connected with the rotary cylinder (8) through a pipeline.

3. The automatic test equipment for a melt finger instrument according to claim 2, wherein: the electromagnetic valve (5) is connected with a main air pump arranged on the base (1) through a pipeline and used for controlling the start and stop of the rotary air cylinder (8).

4. The automatic test equipment for a melt finger instrument according to claim 2, wherein: the rotary driving device is a servo motor.

5. The automatic test equipment for a melt finger instrument according to claim 1, wherein: the display (3) is fixedly arranged on the base (1), and the suspended electronic scale (9) is electrically connected with the display (3) fixedly arranged on the base (1).

6. The automatic test equipment for a melt finger instrument according to claim 1, wherein: one end of the flat plate (92) is fixedly connected to the bottom of the suspension type electronic scale (9) through a connecting rod (91), and a height interval is reserved between the top surface of the flat plate (92) and the bottom surface of the charging barrel (2); the melt finger instrument is arranged on a track which the flat plate (92) passes through when rotating horizontally, and the bottom of the melt finger instrument is higher than the top surface of the flat plate (92).