CN209387461U - A kind of digital display rheometer - Google Patents
A kind of digital display rheometer Download PDFInfo
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- CN209387461U CN209387461U CN201821705900.6U CN201821705900U CN209387461U CN 209387461 U CN209387461 U CN 209387461U CN 201821705900 U CN201821705900 U CN 201821705900U CN 209387461 U CN209387461 U CN 209387461U
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- inner cylinder
- connecting rod
- rheometer
- digital display
- power source
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Abstract
The utility model patent discloses a kind of battery assembly mold, a kind of digital display rheometer, it is characterised in that: including head, transmission device, power source and temperature sensor, head is connected to transmission device by longitudinally disposed connecting rod；Transmission device passes through connection connecting rod and power source；Connecting rod and motor shaft both pass through the main board perpendicular to connecting rod and the setting of power source output shaft, and temperature sensor passes through main board and is connected to controller；It further include display, the display connects controller；The head includes lower rotating cylinder and inner cylinder, and the inner cylinder is embedded in lower rotating cylinder, and the inner cylinder connection connecting rod is to remain stationary.The utility model patent uses coaxial circles cartridge type viscosity test rheometer, improves the test performance of entire test equipment by increasing temperature sensor, can measure a variety of physical quantitys simultaneously, and then calculate relatively accurate viscosity number；Increase lighting device, is conducive to operator and prejudges.
Description
Technical field
The utility model belongs to test device field, and in particular to a kind of digital display rheometer.
Background technique
Rheometer is for measuring polymer melt, the stream such as polymer mud, suspension, lotion, coating, ink and food
The instrument of change nature.Rheology measurement is that the window of observation high molecular material internal structure is such as moulded by high molecular material
Material, rubber, in resin different scale strand response, the molecular weight and molecualr weight distribution of high molecular material, energy can be characterized
Quickly, the quality testing and quality control of raw material, intermediate products and final products are simply and effectively carried out.
Automatic digital rheometer is the direct-reading meter for measuring fluid rheology property, in existing automatic digital rheometer,
Operationally, the measurement accuracy and repeatability of resistance are bad, this is mainly reflected in the measurement accuracy and failure rate of rheometer,
And prominent displaying is not carried out to specimen cup, it is unfavorable for survey crew and is prejudged according to finding sample.
Therefore, existing rheometer there are aiming at the problem that, need a kind of digital display rheometer.
Summary of the invention
Aiming at the problems existing in the prior art, the utility model patent provides a kind of digital display rheometer, uses more
A preset speed adjustable range can be transmitted, shared measurement data, and the detection accuracy of resistance temperature detector is suitable, and right
Specimen cup is equipped with lighting device, and concrete scheme is as follows:
Digital display rheometer, including head, transmission device, power source and temperature sensor.Head passes through longitudinally disposed company
Bar is connected to transmission device；Transmission device passes through connection connecting rod and power source；Connecting rod and power eye output shaft both pass through perpendicular to
The main board of connecting rod and the setting of power source output shaft, temperature sensor pass through main board and are connected to controller.
It further include display, the display connects controller.
The head includes lower rotating cylinder and inner cylinder, and the inner cylinder is embedded in lower rotating cylinder, and the inner cylinder connection connecting rod is to keep
It is static.
The connecting rod is the inner cylinder axis for being connected to the inner cylinder, and inner cylinder axis and inner cylinder are rotated synchronously to transmit turning for inner cylinder
Square；The lower rotating cylinder is connected to main board by tubular connection piece, and tubular connection piece extends to inner cylinder axis to main board top
End；The inner cylinder upper end protrudes from the connecting end surface of lower rotating cylinder and tubular connection piece, in order to fix inner cylinder axis, tubular connection piece
With lower bearing is equipped on the inside of the barrel of main board junction, inner cylinder axis is connected on the inside of lower bearing, be equipped with below lower bearing axle pad with
Isolation bearing and inner cylinder.
The main board bottom vertically connects column, and the column bottom end is connected and fixed on pedestal.
The column medium position fixed pallet is to place mud cap.
It further include torque sensor, the torque sensor measurement end connects connecting rod, and output end connects controller, the torsion
Square sensor is used to measure the torque of connecting rod.
In order to further fix inner cylinder axis, the end that the inner cylinder axis is contacted with torque sensor is equipped with torsional spring.
It further include housing, the transmission device, power source and torque sensor are both secured to casing interior.
The main board and tubular connection piece junction are equipped with fixed barrel, and fixed barrel is embedded to close the tubular connection
Part, fixed barrel extend in housing, and in order to fix tubular connection piece, the upper end of tubular connection piece passes through in upper bearing (metal) and housing
Fixation barrel connection.
The envelope surface is equipped with the opening for observing display.
The transmission device includes motor pulley, rotating cylinder belt pulley and synchronous belt, and the power source is stepper motor, institute
The fixed motor pulley of step motor shaft is stated, the tubular connection piece is equipped with the corresponding rotating cylinder belt flushed with motor pulley
Wheel is connected between motor pulley and rotating cylinder belt pulley by belt, and after stepper motor starting, motor pulley drives rotating cylinder
Pulley rotation, and then tubular connection piece rotation is driven, and then drive the rotation of rotating cylinder component.
The controller is also connected with USB interface, and USB interface can connect flash memory device and be written and read to data.
Further include convenient for operation operation equipment, operation equipment include keyboard, the keyboard be include number be 0~9
Number key, FN key, backspace key, API key, stop key and acknowledgement key, the function of keyboard is consistent with literal meaning, keyboard connection control
Device.
The stepper motor, controller, display are all connected with power supply, and power supply is equipped with switch.
Application method under the manual mode of the utility model patent is:
Required measurement of rotating speed sample is manually set under manual mode, shows current revolving speed, temperature, viscosity on display
Value, display display dial peakreading (gel strength).
The application method of the utility model patent in automatic mode is:
Under automatic test, after setting required parameter, preset mode is selected, after confirmation, instrument is tested automatically
Sample, and record and be stored in controller.
The utility model patent has the beneficial effect that
1, using coaxial circles cartridge type viscosity test rheometer, improve the survey of entire test equipment by increasing temperature sensor
Performance is tried, a variety of physical quantitys can be measured simultaneously, and then calculate relatively accurate viscosity number；
2, increase lighting device, be conducive to operator and prejudge.
Detailed description of the invention
Fig. 1 is the front view of the utility model patent,
Fig. 2 is the right side cross-sectional view after the cutting line A-A in Fig. 1 is splitted.
In figure: 1, Rubber foot, 2, pedestal, 3, column, 4, pallet, 5, mud cap, 6, lower rotating cylinder, 7, inner cylinder, 8, inner cylinder axis,
9, pad, 10, upper bearing (metal), 11, main board, 12, housing, 13, upper bearing (metal), 14, fixed ring, 15, thin film switch, 16, liquid crystal in axis
Display, 17, rear cover, 18, torsional spring, 19, motor main driving wheel, 20, rubber synchronous belt, 21, stepper motor, 22, motor housing,
23, K-type thermocouple, 24, stop collar, 25, tighten component, 26, round section joint ring.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
It should be pointed out that the orientation word in following embodiment is described with reference to the accompanying drawings.
Embodiment 1
A kind of digital display rheometer, including head, transmission device, power source and temperature sensor, head pass through longitudinally disposed
Connecting rod be connected to transmission device；Transmission device passes through connection connecting rod and power source；Connecting rod and motor output shaft both pass through vertically
In the main board 11 that connecting rod and motor output shaft are arranged, temperature sensor passes through main board 11 and is connected to controller.
In the present embodiment, the temperature sensor uses K shape thermocouple, and temperature sensor can be measured directly in beaker
Mud temperature.
It further include display, the display connects controller, and in the present embodiment, the display line is liquid crystal display
16。
The head includes lower rotating cylinder 6 and inner cylinder 7, and the inner cylinder 7 is embedded in lower rotating cylinder 6, the inner cylinder 7 connect connecting rod with
It remain stationary.
In the present embodiment, the connecting rod is the inner cylinder axis 8 for being connected to the inner cylinder 7, and inner cylinder axis 8 is synchronous with inner cylinder 7 to be turned
The dynamic torque to transmit inner cylinder 7；The lower rotating cylinder 6 is connected to main board 11 by tubular connection piece, and tubular connection piece is to main body
The end of inner cylinder axis 8 is extended to above plate 11；7 upper end of inner cylinder protrudes from the connecting end surface of lower rotating cylinder 6 and tubular connection piece,
In order to fix inner cylinder axis 8, lower bearing 10,10 inside of lower bearing are equipped on the inside of tubular connection piece and the barrel of 11 junction of main board
Inner cylinder axis 8 is connected, axle pad 9 is equipped with below lower bearing 10 with isolation bearing and inner cylinder 7.
Lower bearing 10 uses MR85 bearing.
11 bottom of main board vertically connects column 3, and 3 bottom end of column is fixedly connected with pedestal 2.In the present embodiment
In, 2 bottom surface of pedestal is fixed with 4 rubber mats 1.
3 medium position of the column setting fixed pallet is to place mud cap 5.
It further include torque sensor, the torque sensor measurement end connects connecting rod, and output end connects controller, the torsion
Square sensor is used to measure the torque of connecting rod.
In the present embodiment, in order to further fix inner cylinder axis 8, the end that the inner cylinder axis 8 is contacted with torque sensor
Equipped with torsional spring 18.
It further include housing 12, the transmission device, power source and torque sensor are both secured to inside housing 12.
In the present embodiment, the main board 11 is equipped with fixed barrel with tubular connection piece junction, and fixed barrel is embedded
The tubular connection piece is closed, fixed barrel extends in housing 12, and in order to fix tubular connection piece, the upper end of tubular connection piece is logical
Upper bearing (metal) 13 is crossed to connect with the fixation barrel in housing 12.
12 surface of housing is equipped with the opening for observing display.
In the present embodiment, the transmission device includes belt pulley and belt 20, and the power source is stepper motor 21, institute
It states 21 output shaft of stepper motor and fixes an output shaft belt wheel 19, the tubular connection piece is equipped with corresponding and output shaft belt wheel
19 driven pulleies flushed are connected between output shaft belt wheel 19 and driven pulley by belt 20, when stepper motor 21
After starting, output shaft belt wheel 19 drives driven pulley rotation, and then drives tubular connection piece rotation, and then drives lower rotating cylinder
6 rotations.
In the present embodiment, the controller is also connected with USB interface, and USB interface can connect flash memory device and read data
It writes.
In the present embodiment, further include convenient for operation operation equipment, operation equipment include keyboard, the keyboard be include compile
Number be 0~9 number key, FN key, backspace key, API key, stop key and acknowledgement key, the function of keyboard is consistent with literal meaning, key
Disk connects controller.
In the present embodiment, the stepper motor 21, controller, display are all connected with power supply, and power supply is equipped with switch.
There are two types of modes of operation, respectively manual operation mode and automatic operation mode for the utility model patent tool:
Under manual mode, required measurement of rotating speed sample is manually set, shows current revolving speed, temperature, viscosity on display
Value (revolving speed divides 12 revolving speeds of fixation and 0.01~999.9 manually set, and can switch between the two), realizes activation peak value
Mode (PK), display display dial peakreading (gel strength).Method for adjusting rotation speed herein is well known in the art
Method can refer to content described in Chinese utility model CN203275241U, and details are not described herein.
Digital key pressing just starts under manual mode, presses be parked in again, and free switching between 12 speed, FN key activates 0.1-
999.9 revolving speeds set mode, confirm after selecting or inputting.
Under automatic test, " API test pattern " is selected after booting, after controller is connected to this instruction, prompts user to set and surveys
Try temperature, torsional spring 18 (F) specification, rotating cylinder (R) and inner cylinder 7 (B) integrated mode.Wherein F1.R1.B1 is standard combination.
About integrated mode, this operates the regulative mode being combined by creeling to be well known in the art, herein not
It repeats again.
After completing parameter needed for setting, the one of which of 4 kinds of modes of pre-programmed, after confirmation, the automatic test specimens of instrument are selected
Product, and flash memory device is saved in by USB interface record.It is described herein to select one of 4 kinds of modes of pre-programmed for this field
Interior well known operating method, details are not described herein.
Display screen is lighted, and shows Business Name, telephone number mailbox.Current configuration parameters (F1/R1B1) 5 are shown after 3 seconds
Enter working interface after second, working interface shows Current Temperatures, current rotating speed, real time viscosity (CP).
Automatic test pattern presses API key and enters automatic test pattern, terminates to test by stop key.
Following formula is used: η for calculating li Newtonian viscosity about viscosity calculationsN=S θ fC；
Herein, S is velocity coeffficient=300/ test speed；θ is dial reading；F is spring constant (referring to table B-2)；C
It is rotor, Bob's coefficient；ηNIt is Newtonian viscosity (cP).
For example, combining the speed with 600rpm with F5.0 spring, dial readings 189 using R2-B1, viscosity is
N=0.5 × 189 × 5 η × 0.315=149cP
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of digital display rheometer, it is characterised in that: including head, transmission device, power source and temperature sensor, head passes through
Longitudinally disposed connecting rod is connected to transmission device；Transmission device is connected by connecting rod with power source；Connecting rod and power source output shaft
The main board perpendicular to connecting rod and the setting of power source output shaft is both passed through, temperature sensor passes through main board and is connected to controller；
It further include display, the display connects controller；
The head includes lower rotating cylinder and inner cylinder, and the inner cylinder is embedded in lower rotating cylinder, and the inner cylinder connection connecting rod is to remain stationary.
2. a kind of digital display rheometer as described in claim 1, which is characterized in that the connecting rod is be connected to the inner cylinder interior
Cylinder axis, inner cylinder axis and inner cylinder are rotated synchronously to transmit the torque of inner cylinder；The lower rotating cylinder is connected to main body by tubular connection piece
Plate, tubular connection piece extend to the end of inner cylinder axis to main board top；The inner cylinder upper end protrudes from lower rotating cylinder and tubular connects
Lower bearing is equipped on the inside of the barrel of the connecting end surface of fitting, tubular connection piece and main board junction, on the inside of lower bearing in connection
Cylinder axis, lower bearing lower section are equipped with axle pad with isolation bearing and inner cylinder.
3. a kind of digital display rheometer as described in claim 1, which is characterized in that the main board bottom vertically connects column,
Column bottom end is fixedly connected with pedestal；Fixed pallet is arranged to place mud cap in column medium position, and fixed pallet is equipped with headlamp
Irradiate mud cap.
4. a kind of digital display rheometer as claimed in claim 2, which is characterized in that further include torque sensor, torque sensor
Measurement end connects connecting rod, and output end connects controller, and torque sensor is used to measure the torque of connecting rod；The inner cylinder axis and torque
The end of sensor contacts is equipped with torsional spring.
5. a kind of digital display rheometer as described in claim 1, which is characterized in that it further include housing, the transmission device, power
Source and torque sensor are both secured to casing interior.
6. a kind of digital display rheometer as described in claim 1, which is characterized in that the main board and tubular connection piece junction
Equipped with fixed barrel, fixed barrel is embedded to close the tubular connection piece.
7. such as a kind of digital display rheometer described in claim 5 or 6, which is characterized in that fixed barrel extends in housing, tubular
The upper end of connector is connect by upper bearing (metal) with the fixation barrel in housing；
Envelope surface is equipped with the opening for observing display.
8. a kind of digital display rheometer as claimed in claim 2, which is characterized in that the transmission device include belt pulley with it is synchronous
Belt, the power source are stepper motor, and the stepper motor output shaft fixes motor pulley, and the tubular connection piece is equipped with
The corresponding rotating cylinder belt pulley flushed with motor pulley is connected between motor pulley and rotating cylinder belt pulley by belt, when
After stepper motor starting, motor pulley drives rotating cylinder pulley rotation, and then drives tubular connection piece rotation, and then with turn
Cartridge module rotation.
9. a kind of digital display rheometer as described in claim 1, which is characterized in that the controller is also connected with USB interface, USB
Interface can connect flash memory device and be written and read to data.
10. a kind of digital display rheometer as described in claim 1, which is characterized in that the power source, controller, display are equal
Power supply is connected, power supply is equipped with switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705900.6U CN209387461U (en) | 2018-10-19 | 2018-10-19 | A kind of digital display rheometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821705900.6U CN209387461U (en) | 2018-10-19 | 2018-10-19 | A kind of digital display rheometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209387461U true CN209387461U (en) | 2019-09-13 |
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ID=67866902
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821705900.6U Expired - Fee Related CN209387461U (en) | 2018-10-19 | 2018-10-19 | A kind of digital display rheometer |
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| Country | Link |
|---|---|
| CN (1) | CN209387461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117470716A (en) * | 2023-09-12 | 2024-01-30 | 浙江大学 | Supergravity cylindrical rotary rheometer device and experimental method |
-
2018
- 2018-10-19 CN CN201821705900.6U patent/CN209387461U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117470716A (en) * | 2023-09-12 | 2024-01-30 | 浙江大学 | Supergravity cylindrical rotary rheometer device and experimental method |
| CN117470716B (en) * | 2023-09-12 | 2024-09-17 | 浙江大学 | Supergravity cylindrical rotary rheometer device and experimental method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 |