CN207540932U - Extended pattern capillary rheometer - Google Patents
Extended pattern capillary rheometer Download PDFInfo
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- CN207540932U CN207540932U CN201721668000.4U CN201721668000U CN207540932U CN 207540932 U CN207540932 U CN 207540932U CN 201721668000 U CN201721668000 U CN 201721668000U CN 207540932 U CN207540932 U CN 207540932U
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- ball screw
- rotating
- moving plate
- belt wheel
- servo motor
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Abstract
The utility model belongs to measurement, technical field of measurement and test, is the analytical instrument of investigation of materials and the experiment of material fabrication design indispensability.Specifically a kind of extended pattern capillary rheometer.Including transmission component and test assembly, the transmission component includes servo motor, belt wheel group, Moving plate, precision ball screw, the linear guide group, force snesor, connection connecting rod and rotating head mechanism assembly；The servo motor is fixedly connected in main body and passes through belt wheel group and connect with precision ball screw；The utility model single screw cantilevered rotary apparatus header structure, using servo motor, belt wheel group drives precision ball screw transmission, is driven gapless, and test force and deformation velocity precision is made to control and be guaranteed.Structural overstrength is stablized, and rigidity is full, the service life and mechanically deform is overcome to greatly improve.Stable drive, response is fast, and noise is low.
Description
Technical field
The utility model belongs to measurement, technical field of measurement and test, is investigation of materials and the experiment of material fabrication design indispensability
Analytical instrument.Specifically a kind of extended pattern capillary rheometer.
Background technology
Rheometer test instrument is that the testing of materials detection device that rheological analyzing method is designed should occur the sixties in last century, is adopted
It is cantilever design, computer control, there is data processing；This cantilever design feeds very for the big material of indivedual viscosity
It is inconvenient and be difficult to clean up and easily generate the accuracy that machine adds deformation, influences test data.
Invention content
For the utility model in order to solve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of extension
Type capillary rheometer.
In order to achieve the above objectives, the utility model mainly provides following technical solution：
A kind of extended pattern capillary rheometer, including transmission component and test assembly, the transmission component includes servo electricity
Machine, belt wheel group, Moving plate, precision ball screw, the linear guide group, force snesor, connection connecting rod and rotating head mechanism assembly；Institute
It states servo motor and is fixedly connected in main body and passes through belt wheel group and connect with precision ball screw；Precision ball screw and Moving plate
Connection, Moving plate both ends are oriented to the linear guide group；Moving plate lower end is fixedly connected with force snesor；Force snesor lower part is fixedly connected with company
Bar；The rotating head mechanism assembly includes rotating support shaft, rotating disk, positioning pin and location key seat；Wherein rotating head machine
Structure component is connected to centered on rotating support shaft on main body, can be fixed on as desired by rotation disc spins, rotating disk
In rotating support shaft, there is positioning port in rotating disk, 90 ° can be rotated left and right, main body can rotate around rotating support shaft and by fixed
Positioning pin position rotating angle in the key seat of position；
The test assembly includes universal joint, material bar, barrel, furnace body, stove sleeve, pressure sensor and mouth mold；Wherein
Connect connecting rod lower end universal-joint, universal joint lower end binder bar, material bar is slidably connected with barrel, barrel be located at furnace body it is interior,
Furnace body is by tightly pluging with molten metal nut and stove sleeve connection；Mouth mold is threadedly attached in furnace body lower end, and pressure sensor is fixed on stove
Body side surface.
The utility model has the following advantages due to taking above technical scheme：The utility model single screw cantilevered
Rotary apparatus header structure, using servo motor, belt wheel group drives precision ball screw transmission, is driven gapless, make test force and
The control of deformation velocity precision is guaranteed.Structural overstrength is stablized, and rigidity is full, the service life and mechanically deform is overcome to greatly improve.It passes
Dynamic steady, response is fast, and noise is low.Servo unit is using digital exchange inlet servo motor and driver, speed-regulating range width, essence
Degree is high.Rotatable frame head can rotate by a certain angle load maintainer, and charge door position is fully exposed, to facilitate charging
With clear material.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the transmission component front view of the utility model；
Fig. 3 is the transmission component stereogram of the utility model；
Fig. 4 is the test assembly schematic diagram of the utility model；
Wherein, 1, servo motor；2nd, belt wheel group；3rd, Moving plate；4th, precision ball screw；5th, the linear guide group；6th, power senses
Device；7th, connecting rod is connected；8th, main body；9th, rotating support shaft；10th, rotating disk；11st, positioning pin；12nd, location key seat；13rd, it is universal
Section；14th, expect bar；15th, barrel；16th, furnace body；17th, stove sleeve；18th, pressure sensor；19th, mouth mold；20th, positioning port.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figure 1,
A kind of extended pattern capillary rheometer, including transmission component and test assembly, the transmission component includes servo electricity
Machine 1, belt wheel group 2, Moving plate 3, precision ball screw 4, the linear guide group 5, force snesor 6, connection connecting rod 7 and rotating head mechanism
Component；The servo motor is fixedly connected in main body 8 and passes through belt wheel group 2 and connect with precision ball screw 4；Precise ball
Leading screw 4 is connect with Moving plate 3, and 3 both ends the linear guide group 5 of Moving plate is oriented to；3 lower end of Moving plate is fixedly connected with force snesor 6；Power senses
6 lower part of device is fixedly connected with connecting rod 7；The rotating head mechanism assembly includes rotating support shaft 9, rotating disk 10,11 and of positioning pin
Location key seat 12；Wherein rotating head mechanism assembly is connected to centered on rotating support shaft 9 on main body 8, can be as needed
By rotating disc spins, rotating disk 10 is fixed in rotating support shaft 9, there is positioning port 20 in rotating disk, can rotate left and right 90 °,
Main body 8 can rotate around rotating support shaft 9 and by 11 position rotating angle of positioning pin in location key seat 12；
The test assembly includes universal joint 13, material bar 14, barrel 15, furnace body 16, stove sleeve 17, pressure sensor 18
With mouth mold 19；Wherein connect 7 lower end universal-joint 13 of connecting rod, 13 lower end binder bar 14 of universal joint, material bar 14 and barrel 15
It is slidably connected, barrel 15 is located in furnace body 16, furnace body 16 is connect by tightly pluging with molten metal nut with stove sleeve 17；Mouth mold 19 passes through screw thread
16 lower end of furnace body is connected to, pressure sensor 18 is fixed on furnace body side.
Operational process：
Material bar is connected to by universal joint, connection connecting rod on force snesor, and the test force size applied is just sensed by power
Device is measured；Force snesor is fixed on Moving plate, and Moving plate is moved up and down by precision ball screw to drive, and is being expected so as to fulfill material bar
Movement in cylinder, one end of precision ball screw are connected with servo motor by belt wheel group, can thus realized equipped with belt wheel
Expect that bar in suitable velocity interval, is moved up and down with very high precision, pressure sensor directly connects in stove side and material thorax
It touches, can directly test the pressure of material, more direct gathered data；The measure of rheological property is carried out in barrel, is being expected
The mouth mold being threadedly coupled is arranged at the lower part of cylinder, and the capillary bore dia and length in mouth mold center have different specifications, Ke Yitong respectively
Back-out is crossed from precession screw thread to replace different mouth molds；Sample is heated in barrel melt after, squeezed by material bar, just from going out
It is squeezed out in material mouth.According to the material movement velocity of bar, the size of the test force applied, the size and pore of mouth mold outlet pressure
Diameter and length, the rheological property of sample can be determined.
Advantageous effect：Structure novel, adjust be applied to the pressure on sample grain when, structure machine add it is indeformable, it is easy to operate,
Scalability is big；Have the characteristics that control accuracy is high, accurate, and transmission system noise is small.Maximum test force 5KN.
The above is only the specific embodiments of the utility model, but the scope of protection of the utility model is not limited thereto,
In the technical scope that any one skilled in the art discloses in the utility model, variation can be readily occurred in or replaced
It changes, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with claim
Subject to protection domain.
Claims (1)
1. a kind of extended pattern capillary rheometer, it is characterised in that：Including transmission component and test assembly, the transmission component packet
It includes servo motor (1), belt wheel group (2), Moving plate (3), precision ball screw (4), the linear guide group (5), force snesor (6), connect
Connective pole (7) and rotating head mechanism assembly；The servo motor is fixedly connected in main body (8) and passes through belt wheel group (2)
It is connect with precision ball screw (4)；Precision ball screw (4) is connect with Moving plate (3), and Moving plate (3) both ends the linear guide group 5 is led
To；Moving plate (3) lower end is fixedly connected with force snesor (6)；Force snesor (6) lower part is fixedly connected with connecting rod (7)；The rotating head
Mechanism assembly includes rotating support shaft (9), rotating disk (10), positioning pin (11) and location key seat (12)；Wherein rotating head machine
Structure component is connected to centered on rotating support shaft (9) on main body (8), and rotating disk (10) is fixed in rotating support shaft (9),
Main body 8 can rotate around rotating support shaft 9 and by positioning pin (11) position rotating angle in location key seat (12)；
The test assembly includes universal joint (13), material bar (14), barrel (15), furnace body (16), stove sleeve (17), pressure and passes
Sensor (18) and mouth mold (19)；Wherein connect connecting rod (7) lower end universal-joint (13), universal joint (13) lower end binder bar
(14), material bar (14) is slidably connected with barrel (15), barrel (15) is in the furnace body (16), furnace body (16) by tightly plug with molten metal nut and
Stove sleeve (17) connects；Mouth mold (19) is threadedly attached in furnace body (16) lower end, and pressure sensor (18) is fixed on furnace body
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668000.4U CN207540932U (en) | 2017-12-04 | 2017-12-04 | Extended pattern capillary rheometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721668000.4U CN207540932U (en) | 2017-12-04 | 2017-12-04 | Extended pattern capillary rheometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207540932U true CN207540932U (en) | 2018-06-26 |
Family
ID=62616935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721668000.4U Active CN207540932U (en) | 2017-12-04 | 2017-12-04 | Extended pattern capillary rheometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207540932U (en) |
-
2017
- 2017-12-04 CN CN201721668000.4U patent/CN207540932U/en active Active
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