CN205449838U - Reciprocating type vibration shear heat platform of straight line - Google Patents
Reciprocating type vibration shear heat platform of straight line Download PDFInfo
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- CN205449838U CN205449838U CN201620004789.2U CN201620004789U CN205449838U CN 205449838 U CN205449838 U CN 205449838U CN 201620004789 U CN201620004789 U CN 201620004789U CN 205449838 U CN205449838 U CN 205449838U
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- shearing
- thermal station
- micrometer head
- transmission bracket
- transmission
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Abstract
The utility model relates to a reciprocating type vibration shear heat platform of straight line, including micrometer head, heat platform and shearing piece, micrometer head sets up with hot platform front and back side by side, micrometer head has the power take off end, micrometer head's power take off end transmission is connected with along the driving support of fore -and -aft direction extension, driving support with cut the piece transmission is connected and can drive cut the piece about sharp reciprocating type oscillating movement in order to cut the sample fuse -element, such structure has been solved among the prior art because micrometer head controls the setting and the micrometer head axis results in the shear heat platform in the great problem of the ascending size in left and right sides side with the central line coincidence of cutting on the sliced length direction with the shearing piece.
Description
Technical field
This utility model relates to a kind of static or crystalline polymer melt carries out under orthoscopic drag flow force field the most online linear reciprocating oscillatory shear thermal station observed and characterize.
Background technology
The crystalline morphology structures that the performance of crystalline polymeric Tetramune is formed with material in the course of processing is closely related, compared with polymer melt stationary crystallization process, to one flow field of polymer melt, and can be with induced polymer crystallization it is thus possible to accelerate the crystallization process of polymer.A kind of form in drag flow dynamic formula flow field, the results show, polymer melt is applied drag flow shearing force field, and control the applying condition of shearing force field, it is obtained in that abundant polymer crystalline morphology and structure, existing experimental facilities is used for carrying out scientific experiments by domestic and international Ge great research institution and colleges and universities as LinkamCSS450 shears thermal station, as a example by polymer crystallization is studied, the operation of this equipment is as follows: first hot pressing is for certain thickness thin polymer film, then it is placed in the sample cell that LinkamCSS450 shears thermal station, the heat block heating sample peripheral by sample cell is warming up to more than equilibrium melting point and keeps a period of time to eliminate thermal history, cool under uniform temperature by chiller again, sample is applied certain shearing force field.Shearing force field is provided by the upper and lower two pieces of circular glass sheets of sample cell, wherein top sheet glass keeps resting state, lower section sheet glass is the supplier in the field of force, by the control of motor, lower section sheet glass in sample cell can be applied the necessarily required circumferentially drag flow field of force, and observe the change of crystallization shape by polarizing microscope online.But, what the sample in sample cell was applied by this shearing thermal station is circumferentially shearing force field, cause all there is drag flow and velocity gradient in a thickness direction and along circular glass sheet radial direction, both drag flow can interfere, the field of force is made to complicate, it is difficult to analyze the stress effect of sample melt, causes cannot analyzing experimental phenomena and data accurately.Wanfang Database discloses in one academic dissertation " development of linear reciprocating shearing thermal station " of Zhengzhou University Chen Jingbo professor seminar the horizontal reciprocating drag flow field of force that is in line is changed in the circumferentially drag flow field of force, to solve the problem that the field of force that circumferentially experiment is brought by the drag flow field of force complicates, this shearing thermal station mainly includes thermal station, for the shearing sheet that the macromolecule melt in the sample bin in thermal station is sheared, drive and cut the drive mechanism of slicing action and for measuring the micrometer head shearing sheet move distance, but micrometer head arranges with about thermal station and micrometer head axis overlaps with the centrage on the length direction of thermal station, cause shearing thermal station size in the lateral direction bigger.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide a kind of and solves in prior art owing to micrometer head is arranged about sheet and micrometer head axis overlaps with the centrage on the length direction of shearing sheet and to cause the shearing thermal station of the shearing thermal station bigger problem of size in the lateral direction with shearing.
This utility model adopts the following technical scheme that a kind of shearing thermal station, including micrometer head, thermal station and shearing sheet, it is set up in parallel before and after described micrometer head and thermal station, micrometer head has clutch end, the clutch end of described micrometer head is connected with the transmission bracket extended along the longitudinal direction, and transmission bracket is in transmission connection with shearing sheet and can drive shearing sheet side-to-side movement.
Described shearing thermal station includes pedestal, pedestal is provided with and guides the guiding mechanism extended in left-right direction, and transmission bracket coordinates with guiding mechanism guiding movement.
The slide block that described guiding mechanism is the guide rail that extends in left-right direction of the guiding being arranged on pedestal and guiding movement is assemblied on guide rail, described transmission bracket is connected to the left end of slide block.
The right-hand member of described slide block connects mounting bracket, and the two ends shearing sheet are respectively arranged in transmission bracket and mounting bracket.
Described transmission bracket and mounting bracket are provided with at least one when shearing sheet and installing can the flexible collet in left and right.
Described shearing thermal station also includes the drive mechanism driving the action of transmission bracket left and right.
Described micrometer head also has power intake, and described drive mechanism is the motor that the power intake with micrometer head is in transmission connection to drive transmission bracket side-to-side movement.
Described micrometer head also has power intake, and described drive mechanism is the returning spring moved right for band movable slider that the power intake with micrometer head is in transmission connection to drive the transmission bracket motor to left movement and be arranged on described slide block.
Described micrometer head include fixing housing that axis extends in left-right direction, be arranged at fixing enclosure interior the micrometric screw of left and right action and rotation can be assemblied in the power input of fixing enclosure interior, fixing housing is provided with for limiting the position limiting structure that power input moves axially, and power input and micrometric screw are in transmission connection to drive micrometric screw output left and right linearly operating.
Described fixing enclosure interior is fixed with the guide coordinated with micrometric screw screw-driven in the left side of power input, uses the spline drived extended in left-right direction to be connected between power input with micrometric screw.
The beneficial effects of the utility model are: be set up in parallel before and after micrometer head and thermal station, the clutch end of micrometer head is connected with that extend along the longitudinal direction and shears the transmission bracket that is in transmission connection of sheet with driving, and such structure solves in prior art owing to micrometer head is arranged about sheet and micrometer head axis overlaps with the centrage on the length direction of shearing sheet and to cause shearing thermal station larger-size problem in the lateral direction with shearing.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of a kind of linear reciprocating oscillatory shear thermal station of the present utility model；
Fig. 2 is the structural representation of micrometer head；
Fig. 3 is the structural representation of thermal station.
Detailed description of the invention
A kind of linear reciprocating oscillatory shear thermal station, as shown in Figure 1, including pedestal 1 and the thermal station 23 being arranged on pedestal 1, the sample cell for placing sample it is provided with in thermal station 23, shear thermal station also include being arranged in left-right direction in thermal station 23 and can the shearing sheet glass 19 for the sample melt in the sample cell in thermal station 23 being applied the linear reciprocation towing field of force, left and right that moves of left and right linear reciprocation, for shearing transmission bracket 3 that is that sheet glass 19 is installed and that drive shearing sheet glass 19 to move together and mounting bracket 17, drive transmission bracket 3 and the drive mechanism of mounting bracket 17 side-to-side movement, for measuring the micrometer head 6 shearing sheet glass 19 move distance.
Micrometer head 6 is set up in parallel before and after thermal station 23, and micrometer head 6 has power intake and clutch end, and the clutch end of micrometer head 6 is connected with that extend along the longitudinal direction and drives the transmission bracket 3 shearing sheet glass 19 side-to-side movement.nullMicrometer head 6，As shown in Figure 2，The fixing housing 32 extended in left-right direction including axis、It is arranged at the micrometric screw 4 for pushing tow transmission bracket 3 to the left within fixing housing 32，Fixing housing 32 is internal is rotatably equipped with rotating cylinder 31 by bearing 29，What rotating cylinder 31 can also be carried out on axial direction by bearing 29 simultaneously is spacing，Rotating cylinder 31 and fixing housing 32 in the axial direction can not relative motioies，Rotating cylinder 31 has a cavity being available for micrometric screw 4 side-to-side movement that can accommodate micrometric screw 4，The female thread coordinated with micrometric screw 4 screw-driven it is provided with on the inwall of cavity，On the left of rotating cylinder 31, guide cylinder 27 it is installed with on fixing housing 32 inwall，Guide cylinder 27 has the through hole passed for micrometric screw about 4，It is provided with female thread on the hole wall of through hole，Micrometric screw 4 through guide cylinder 27 and coordinates with guide cylinder 17 screw-driven，The left end of micrometric screw 4 is fixed with an opening towards right change 30，The ring wall of change 30 overhangs to the right and coordinates with the outer wall rotary gap fixing housing 32，It is provided with, on the outer wall of fixing housing 32, the slide-rule dial extended in left-right direction，Rotation differential scale it is provided with on the outer wall of change 30，The right-hand member of rotating cylinder 31 is provided with axle sleeve and forms the power intake of micrometer head 6，The power intake of micrometer head 6 is for being in transmission connection with motor 10，Micrometric screw 4 forms the clutch end of micrometer head 6，In the present embodiment, the power intake of rotating cylinder 31 is connected with the pto of motor 10 by shaft coupling 9，It is provided with for the groove 28 for fixing device 8 clamping on fixing housing 32，Fixing housing 32 is gripped by fixing device 8 by trip bolt 7.
nullIt is provided with spaced apart two guide rails 26 and the guide rail being arranged at guide rail about 26 two ends before and after guiding extension in left-right direction on pedestal 1 and fixes seat 11，On guide rail 26, guiding movement is equipped with slide block 5，Slide block 5 lower surface is provided with for deck elongated slot on guide rail 26，The two ends, left and right of elongated slot are provided with ball 12 between guide rail 26 with corresponding cell wall，Transmission bracket 3 is arranged at the left end of slide block 5，Transmission bracket 3 rear end is in transmission connection with micrometric screw 4，The right-hand member of slide block 5 is provided with mounting bracket 17，It is provided with in mounting bracket 17 for for shearing the fixed chuck 18 that sheet glass 19 is installed and is fixed it，Being provided with on the front end of transmission bracket 3 can the flexible collet 24 in left and right when installing and shearing sheet glass 19，Collet 24 is internally provided with the spring 25 that axis extends in left-right direction，The convenient installation shearing sheet glass 19 of collet 24.The right-hand member of slide block 5 is fixed with corresponding guide rail and is provided with returning spring 14 between seat 11, and one end of returning spring 14 is connected with slide block 5, and the guide rail that the other end is connected to right side by spring set screw 13 is fixed on seat, moves right for band movable slider 5.On pedestal 1 side in the left and right end of guide rail 26 be provided with in photoelectric limit switch 16, transmission bracket 3 and mounting bracket 17 be provided with corresponding photoelectric limit switch 16 with the use of sheet metal 2.
Thermal station 23, as it is shown on figure 3, include housing 33 and be arranged at the grip block 36 arranged from bottom to top, test block 35 and the grip block upper cover 34 within housing 33, grip block 36, test block 35 and grip block upper cover 34 are two and are symmetrically arranged.Each grip block 36 is split-type structural, upper grip block and lower grip block including upper and lower Butt Assembling, it is provided with across the calandria groove installed for calandria 37 of upper and lower interface with for the cooling pipe that grip block 36 is cooled down on each grip block 36, cooling pipe is provided with cooling copper tube 20, calandria 37 is installed in calandria groove.nullThe lower surface of each test block 35 is provided with the first groove，First groove forms the first cavity with the upper surface of grip block 36，The upper surface of test block 35 is provided with the second groove，The lower surface of grip block upper cover 34 is provided with the 3rd groove，Second groove and the 3rd groove form sample cell，The upper surface of test block 35 be correspondingly arranged on elongated slot with the lower surface of grip block upper cover 34 together with formed for shear sheet glass 19 move left and right the shearing perforation stretched into，The upper surface of grip block upper cover 34 is provided with the 4th groove，4th groove forms the second cavity with the upper plate of housing 33，Wherein the first cavity and the second cavity are respectively arranged with the first sheet glass 42 and the second sheet glass 39，Play isolation ambient atmos，Protection sample cell is not disturbed by ambient atmos and impurity，Sheet glass 41 under sample cell upper glass plate 40 and sample cell it is respectively arranged with on the base plate of sample cell and top board，Shear sheet glass 19 under sample cell upper glass plate 40 and sample cell between sheet glass 41.Critesistor 38 it is provided with for detecting the temperature of sample cell in each test block 35.The light hole 22 that detection signals such as being available for visible ray, infrared light, X-ray passes through it is provided with, to realize the process of on-line monitoring sample melt change in situ in thermal station 23.Three pinching screws 21 it are provided with, to facilitate the lower end light source circumference gripping the instrument such as polarizing microscope or infrared spectrometer on pedestal 1.
nullOf the present utility model a kind of shear thermal station work process be: sample is put in sample cell and heats，By the cooling copper tube 20 on grip block 36, sample cell being carried out cooling after a period of time makes sample melt crystallize，The temperature in sample cell is detected by critesistor 38，Instruct heat time heating time、Cool time and the regulation of coolant flow，By rotating speed and the step number of software set motor 10，By micrometric screw 4 pushing tow transmission bracket 3 to the left so that shearing sheet glass 19 to left movement，When micrometric screw 4 is regained to the right，Now transmission bracket 3 is driven to move right by returning spring 14，Realize shearing sheet glass 19 linear reciprocation oscillating movement in left and right in sample cell to shear with the linear reciprocating carrying out on left and right directions to melt，By the most online crystalline state observing sample of detecting instrument，And the test data such as displacement shearing sheet glass can be read by micrometer head 6.
A kind of shearing thermal station overall dimension of the present utility model is less, it is only 19mm for the gross thickness at the thermal station window of the instrument detections such as polarizing microscope, infrared spectrometer and x-ray instrument, can be conveniently used in laboratory pertinent instruments, universality is strong and improves accuracy and the science of testing result.
In other embodiments of the present utility model, shearing sheet glass can also be replaced by the shearing sheet of transparent other materials；Can be connected fixing to micrometric screw and transmission bracket, now need not arrange returning spring, and directly driven transmission bracket side-to-side movement by micrometric screw；Returning spring can also have two to be respectively arranged at slide block to fix between seat with corresponding guide rail and transmission bracket is fixed between seat with corresponding guide rail；Guiding mechanism can not also include slide block, and is arranged at the chute that guide rail guiding movement coordinates in transmission bracket；Guide rail can also be not provided with, and the gathering sill extended in left-right direction is set on pedestal, slide block or transmission bracket are arranged at the guide protrusions that gathering sill guiding movement coordinates；Collet can be respectively provided with in transmission bracket and mounting bracket or be respectively provided with fixed chuck；The present embodiment middle guide is one, and the quantity of guide rail can be one or more in other embodiments；Power input is except the rotating cylinder in the present embodiment, it is also possible to be nut；The spline drived extended in left-right direction can also be used between rotating cylinder with micrometric screw to be connected；Guide is except being the guide cylinder in the present embodiment, it would however also be possible to employ nut.
Claims (10)
1. shear thermal station for one kind, including micrometer head, thermal station and shearing sheet, it is characterized in that: be set up in parallel before and after described micrometer head and thermal station, micrometer head has clutch end, the clutch end of described micrometer head is connected with the transmission bracket extended along the longitudinal direction, and transmission bracket is in transmission connection with shearing sheet and can drive shearing sheet side-to-side movement.
A kind of shearing thermal station the most according to claim 1, it is characterised in that: described shearing thermal station includes pedestal, pedestal is provided with and guides the guiding mechanism extended in left-right direction, and transmission bracket coordinates with guiding mechanism guiding movement.
The most according to claim 2 a kind of shear thermal station, it is characterised in that: the slide block that described guiding mechanism is the guide rail that extends in left-right direction of the guiding being arranged on pedestal and guiding movement is assemblied on guide rail, described transmission bracket is connected to the left end of slide block.
A kind of shearing thermal station the most according to claim 3, it is characterised in that: the right-hand member of described slide block connects mounting bracket, and the two ends shearing sheet are respectively arranged in transmission bracket and mounting bracket.
The most according to claim 4 a kind of shear thermal station, it is characterised in that: described transmission bracket and mounting bracket are provided with at least one when shearing sheet and installing can the flexible collet in left and right.
6. according to a kind of shearing thermal station described in any one of claim 1-5, it is characterised in that: described shearing thermal station also includes the drive mechanism driving the action of transmission bracket left and right.
A kind of shearing thermal station the most according to claim 6, it is characterised in that: described micrometer head also has power intake, and described drive mechanism is the motor that the power intake with micrometer head is in transmission connection to drive transmission bracket side-to-side movement.
A kind of shearing thermal station the most according to claim 3, it is characterized in that: described shearing thermal station also includes driving the drive mechanism of transmission bracket left and right action, described micrometer head also has power intake, and described drive mechanism is the returning spring moved right for band movable slider that the power intake with micrometer head is in transmission connection to drive the transmission bracket motor to left movement and be arranged on described slide block.
A kind of shearing thermal station the most according to claim 7, it is characterized in that: described micrometer head include fixing housing that axis extends in left-right direction, be arranged at fixing enclosure interior the micrometric screw of left and right action and rotation can be assemblied in the power input of fixing enclosure interior, fixing housing is provided with for limiting the position limiting structure that power input moves axially, and power input and micrometric screw are in transmission connection to drive micrometric screw output left and right linearly operating.
A kind of shearing thermal station the most according to claim 9, it is characterized in that: described fixing enclosure interior is fixed with the guide coordinated with micrometric screw screw-driven in the left side of power input, between power input with micrometric screw, use the spline drived extended in left-right direction to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620004789.2U CN205449838U (en) | 2016-01-06 | 2016-01-06 | Reciprocating type vibration shear heat platform of straight line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620004789.2U CN205449838U (en) | 2016-01-06 | 2016-01-06 | Reciprocating type vibration shear heat platform of straight line |
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| Publication Number | Publication Date |
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| CN205449838U true CN205449838U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620004789.2U Expired - Fee Related CN205449838U (en) | 2016-01-06 | 2016-01-06 | Reciprocating type vibration shear heat platform of straight line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112305017A (en) * | 2019-07-24 | 2021-02-02 | 深圳市丰泰工业科技有限公司 | System for measuring temperature time curve of object |
-
2016
- 2016-01-06 CN CN201620004789.2U patent/CN205449838U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112305017A (en) * | 2019-07-24 | 2021-02-02 | 深圳市丰泰工业科技有限公司 | System for measuring temperature time curve of object |
| CN112305017B (en) * | 2019-07-24 | 2023-07-28 | 深圳市丰泰工业科技有限公司 | System for measuring temperature time curve of object |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20200106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |