CN208443651U - A kind of dynamic tensioning device automatic distance-adjusting system - Google Patents
A kind of dynamic tensioning device automatic distance-adjusting system Download PDFInfo
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- CN208443651U CN208443651U CN201821260621.3U CN201821260621U CN208443651U CN 208443651 U CN208443651 U CN 208443651U CN 201821260621 U CN201821260621 U CN 201821260621U CN 208443651 U CN208443651 U CN 208443651U
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- rotary table
- rotation axis
- top rotary
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- tensioning device
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Abstract
The utility model relates to a kind of dynamic tensioning device automatic distance-adjusting systems, it is characterized in that, it include: the output shaft and the first rotation axis connection of the first motor, the first rotation axis and the first cam are affixed, and the first cam is connect with link rotatable, connecting rod and slide bar are rotatablely connected, mounting plate is affixed with cabinet, and lower rotary table is provided on mounting plate, and lower rotary table is affixed with guide rod, guide rod passes through top rotary table and is slidably connected with top rotary table, and slide bar connect with top rotary table and top rotary table is driven to move up and down along guide rod.The utility model, in the fixed multiple samples of circumference, solves the problems, such as not can be carried out multiple specimen tests using top rotary table and lower rotary table；Travel switch is driven after the end of the test by cylinder, so that the second cam is touched travel switch and motor stops, will solve the problems, such as to be manually adjusted to maximum tension position after the test；It is rotated by top rotary table and lower rotary table relative to cabinet and ozone outlet, solves the problems, such as that ozone concentration suffered by various sample is uneven in once test.
Description
Technical field
The utility model relates to a kind of dynamic tensioning device automatic distance-adjusting systems.
Background technique
Low concentration ozone and aging resistance case dynamic tensioning device uses cam machine in the test of the rubber dynamic tensile of resistance to ozone-induced cracking
Structure.The interruption dynamic tensile movement that dynamic tensioning device is done is by the pull rod of the cam driven linear motion of continuous rotation movement
It completes.Sample is clamped on dynamic tensioning device fixture in the state that elongation strain is zero first, and it is convex to open motor drive
Wheel makes rotating motion, and the pull rod connecting with cam drives dynamic tensioning device fixture to move in a straight line, to make to be clamped in fixture
On sample from elongation be zero to be moved back and forth between defined maximum elongation rate.Reciprocal extensional motion motor after a certain period of time
Stop, dynamic tensioning device fixture need to be such that sample is fixed at maximum elongation rate, then be in sample under static stretch state and tie up
Certain time is held, makes sample according to predetermined period through dynamic tensile and static stretch alternating test.In order to terminate dynamic tensile
After be fixed on sample at maximum elongation rate, the prior art is completed by artificial manual rotation cam every time, not can from
It is dynamic to complete, increase cost of labor, waste time.
Existing test is all the multiple samples of one-off drawing simultaneously, because distance of the various sample apart from ozone outlet is not
Together, the influence for leading to the ozone concentration unevenness that sample is suffered in test in chamber, is unable to uniform variable, so as to cause test
As a result deviation.
Utility model content
The utility model aims to solve the problem that the above problem, provides a kind of dynamic tensioning device automatic distance-adjusting system, solves
The problem of not can be carried out the test of multiple sample dynamic tensiles once, solves dynamic tensile and needs to be manually adjusted to after the test
The problem of maximum tension position, solves with ozone concentration unevenness suffered by various sample in primary test, influences test result standard
The problem of true property.
A kind of dynamic tensioning device automatic distance-adjusting system characterized by comprising cabinet, the first motor, the first rotation
Axis, the first cam, connecting rod, slide bar, mounting plate, top rotary table, lower rotary table and guide rod, first motor are installed on cabinet bottom
Portion, the output shaft of first motor and the first rotation axis connection simultaneously drive the rotation of the first rotation axis, first rotation axis
Affixed with the first cam, first cam is connect with link rotatable, and the connecting rod and slide bar are rotatablely connected, the mounting plate with
Cabinet is affixed, and lower rotary table is provided on the mounting plate, and the lower rotary table and guide rod are affixed, the guide rod pass through top rotary table and with
Top rotary table is slidably connected, and the slide bar connect with top rotary table and top rotary table is driven to move up and down along guide rod.
It preferably, further include the second motor, the second rotation axis, hollow shaft, first bevel gear and second bevel gear, it is described
Mounting plate is equipped with the second motor, the output shaft of second motor and the second rotation axis connection and drives the second rotation axis
Rotation, second rotation axis and first bevel gear are affixed, and the first bevel gear is engaged with second bevel gear, second cone
Gear is affixed with hollow shaft, and the hollow shaft and mounting plate are rotatablely connected, and the hollow shaft and lower rotary table are affixed.
Preferably, the top rotary table is equipped with clamp assembly, and the lower rotary table is equipped with clamp assembly.
Preferably, the clamp assembly includes screw rod, nut and pressing plate, and the top rotary table side is connected with screw rod, described
Screw rod is slidably connected with pressing plate, and the screw rod is threadedly coupled with nut.
Preferably, the clamp assembly includes screw rod, nut and pressing plate, and the lower rotary table side is connected with screw rod, described
Screw rod is slidably connected with pressing plate, and the screw rod is threadedly coupled with nut.
Preferably, it is connected with cylinder in the cabinet, the piston rod of the cylinder is equipped with travel switch, and described first turn
Moving axis is connected with the second cam.
Preferably, the slide bar passes through hollow shaft and is slidably connected with hollow shaft.
Preferably, ozone outlet is installed in the cabinet.
The utility model, which has the advantages that, can circumferentially fix multiple samples by using top rotary table and lower rotary table,
It solves the problems, such as not can be carried out multiple sample dynamic tensile tests once；It will be gone after the test by cylinder in dynamic tensile
Above Cheng Kaiguan driving to the second cam, so that the second cam is touched travel switch and motor stops, will solve dynamic tensile
The problem of being manually adjusted to maximum tension position is needed after the test；By top rotary table and lower rotary table relative to cabinet and ozone
Mouth rotation makes sample uniformly by the influence of extraneous factor, solves with ozone concentration suffered by various sample in primary test
Uneven problem.
Detailed description of the invention
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 evident that the accompanying drawings in the following description is only
It is an embodiment of the present invention, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be extended according to the attached drawing of offer and obtain other implementation attached drawings.
Fig. 1: the schematic view of the front view of the utility model；
Fig. 2: the side structure schematic view of the utility model；
Fig. 3: the overlooking structure diagram of the utility model top rotary table；
Specific embodiment
The utility model is described in further detail with example with reference to the accompanying drawing:
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill in the art,
The concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Fig. 1 to Fig. 3, a kind of dynamic tensioning device automatic distance-adjusting system is present embodiments provided, which is characterized in that
Include: cabinet 1, the first motor 2, the first rotation axis 3, the first cam 4, connecting rod 5, slide bar 6, mounting plate 7, top rotary table 17, under
Turntable 18 and guide rod 19, first motor 2 are installed on 1 bottom of cabinet, the output shaft of first motor 2 and first turn
Moving axis 3, which connects, simultaneously drives the first rotation axis 3 to rotate, and first rotation axis 3 and the first cam 4 are affixed, first cam 4 and
Connecting rod 5 is rotatablely connected, and the connecting rod 5 is rotatablely connected with slide bar 6, and the mounting plate 7 and cabinet 1 are affixed, set on the mounting plate 7
It is equipped with lower rotary table 18, the lower rotary table 18 and guide rod 19 are affixed, and the guide rod 19 passes through top rotary table 17 and slides with top rotary table 17
Connection, the slide bar 6 connect with top rotary table 17 and top rotary table 17 are driven to move up and down along guide rod 19.
It preferably, further include the second motor 8, the second rotation axis 9, hollow shaft 10, first bevel gear 11 and the second cone tooth
Wheel 12, the mounting plate 7 is equipped with the second motor 8, and the output shaft of second motor 8 is connect simultaneously with the second rotation axis 9
The second rotation axis 9 is driven to rotate, second rotation axis 9 and first bevel gear 11 are affixed, the first bevel gear 11 and second
Bevel gear 12 engages, and the second bevel gear 12 and hollow shaft 10 are affixed, and the hollow shaft 10 is rotatablely connected with mounting plate 7, institute
It states hollow shaft 10 and lower rotary table 18 is affixed.
Preferably, the top rotary table 17 is equipped with clamp assembly, and the lower rotary table 18 is equipped with clamp assembly.
Preferably, the clamp assembly includes screw rod 13, nut 14 and pressing plate 15, and 17 side of top rotary table is connected with spiral shell
Bar 13, the screw rod 13 are slidably connected with pressing plate 15, and the screw rod 13 is threadedly coupled with nut 14.
Preferably, the clamp assembly includes screw rod 13, nut 14 and pressing plate 15, and 18 side of lower rotary table is connected with spiral shell
Bar 13, the screw rod 13 are slidably connected with pressing plate 15, and the screw rod 13 is threadedly coupled with nut 14.
Preferably, cylinder 22 is connected in the cabinet 1, the piston rod of the cylinder 22 is equipped with travel switch 23, institute
It states the first rotation axis 3 and is connected with the second cam 21.
Preferably, the slide bar 6 passes through hollow shaft 10 and is slidably connected with hollow shaft 10.
Preferably, ozone outlet 16 is installed in the cabinet 1.
Concrete operating principle: the sample 20 of identical vulcanized rubber or thermoplastic elastomer product is first placed on to the pressure of top
Between 17 side of plate 15 and top rotary table, between 18 side of pressing plate 15 and lower rotary table of lower section.Then, respectively above and below rotation
Nut 14, driving pressing plate 15 inwardly compress sample 20 be fixed.It ibid operates, the fixed same middle sample 20 of a lot of.So
The first motor 2 and the work of the second motor 8, ozone outlet 16 spray ozone afterwards.First motor 2 drives 4 turns of the first cam
Dynamic, the hinge joint of the first cam 4 and connecting rod 5 is not in the center point of the rotation of the first cam 4.First cam 4 plays crank
Effect constitutes slider-crank mechanism with connecting rod 5 and slide bar 6, and slide bar 6 drives top rotary table 17 back and forth to move up and down, tensile sample
20.Meanwhile second motor 8 drive hollow shaft 10 to rotate, and then top rotary table 17 and lower rotary table 18 is driven to rotate, makes different examinations
Sample 20 constantly turns near ozone outlet 16, and the ozone or its dependent variable for receiving various sample 20 are identical.Ozone outlet
16 can be used ozone generator or gas tank offer.Hollow shaft 10 can be used bearing with mounting plate 7 and is rotatablely connected.It is sliding
Bar 6 is rotatablely connected by first bearing 24 and top rotary table 17.
At the end of test period, the piston rod of cylinder 22 drives travel switch 23 to move to around the second cam 21, when
When top rotary table 17 and 18 spacing of lower rotary table reach maximum position, the second cam 21 touches travel switch 23, and control first is electronic
Machine 2 stops, so that sample 20 be made to be in maximum tension state.Second motor 8 continues that lower rotary table 18 is driven to rotate, and keeps static
Ozone concentration suffered by sample 20 is uniform when tensional state.
The utility model is illustrated by way of example above, but the utility model is not limited to above-mentioned specific implementation
Example, all ranges that the requires of the utility model protection is belonged to based on any changes or modifications that the utility model is done.
Claims (8)
1. a kind of dynamic tensioning device automatic distance-adjusting system characterized by comprising cabinet (1), the first motor (2), first
Rotation axis (3), the first cam (4), connecting rod (5), slide bar (6), mounting plate (7), top rotary table (17), lower rotary table (18) and guide rod
(19), first motor (2) is installed on cabinet (1) bottom, the output shaft and the first rotation axis of first motor (2)
(3) it connects and the first rotation axis (3) is driven to rotate, first rotation axis (3) and the first cam (4) are affixed, and described first is convex
It takes turns (4) and connecting rod (5) to be rotatablely connected, the connecting rod (5) and slide bar (6) are rotatablely connected, and the mounting plate (7) and cabinet (1) are solid
It connects, is provided with lower rotary table (18) on the mounting plate (7), the lower rotary table (18) and guide rod (19) are affixed, the guide rod (19)
It is slidably connected across top rotary table (17) and with top rotary table (17), the slide bar (6) connect with top rotary table (17) and drives top rotary table
(17) it is moved up and down along guide rod (19).
2. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 1, it is characterised in that: further include the second electricity
Motivation (8), the second rotation axis (9), hollow shaft (10), first bevel gear (11) and second bevel gear (12), the mounting plate (7)
It is equipped with the second motor (8), the output shaft of second motor (8) connect with the second rotation axis (9) and drives second turn
Moving axis (9) rotation, second rotation axis (9) and first bevel gear (11) are affixed, the first bevel gear (11) and the second cone
Gear (12) engagement, the second bevel gear (12) and hollow shaft (10) are affixed, and the hollow shaft (10) and mounting plate (7) rotate
Connection, the hollow shaft (10) and lower rotary table (18) are affixed.
3. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 1, it is characterised in that: the top rotary table
(17) clamp assembly is installed, the lower rotary table (18) is equipped with clamp assembly.
4. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 3, it is characterised in that: the clamp assembly
Including screw rod (13), nut (14) and pressing plate (15), top rotary table (17) side is connected with screw rod (13), the screw rod (13)
It is slidably connected with pressing plate (15), the screw rod (13) is threadedly coupled with nut (14).
5. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 3, it is characterised in that: the clamp assembly
Including screw rod (13), nut (14) and pressing plate (15), lower rotary table (18) side is connected with screw rod (13), the screw rod (13)
It is slidably connected with pressing plate (15), the screw rod (13) is threadedly coupled with nut (14).
6. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 1, it is characterised in that: the cabinet (1)
It is inside connected with cylinder (22), the piston rod of the cylinder (22) is equipped with travel switch (23), and first rotation axis (3) is affixed
There are the second cam (21).
7. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 2, it is characterised in that: the slide bar (6)
It is slidably connected across hollow shaft (10) and with hollow shaft (10).
8. a kind of dynamic tensioning device automatic distance-adjusting system according to claim 1, it is characterised in that: the cabinet (1)
Ozone outlet (16) are inside installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821260621.3U CN208443651U (en) | 2018-08-07 | 2018-08-07 | A kind of dynamic tensioning device automatic distance-adjusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821260621.3U CN208443651U (en) | 2018-08-07 | 2018-08-07 | A kind of dynamic tensioning device automatic distance-adjusting system |
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| Publication Number | Publication Date |
|---|---|
| CN208443651U true CN208443651U (en) | 2019-01-29 |
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ID=65085879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821260621.3U Active CN208443651U (en) | 2018-08-07 | 2018-08-07 | A kind of dynamic tensioning device automatic distance-adjusting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916708A (en) * | 2019-03-21 | 2019-06-21 | 董亚 | A kind of bending strength detection device of stainless steel hollow tube |
| CN110455620A (en) * | 2019-07-31 | 2019-11-15 | 南京理工大学 | A kind of small-sized composite wood anticipates strain fatigue experimental rig |
| CN117571476A (en) * | 2024-01-16 | 2024-02-20 | 安徽禄讯电子科技有限公司 | Drawing force detection device for filter shell drawing |
-
2018
- 2018-08-07 CN CN201821260621.3U patent/CN208443651U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916708A (en) * | 2019-03-21 | 2019-06-21 | 董亚 | A kind of bending strength detection device of stainless steel hollow tube |
| CN109916708B (en) * | 2019-03-21 | 2021-05-11 | 佛山市兴上宇不锈钢有限公司 | Bending strength detection device for stainless steel hollow pipe |
| CN110455620A (en) * | 2019-07-31 | 2019-11-15 | 南京理工大学 | A kind of small-sized composite wood anticipates strain fatigue experimental rig |
| CN110455620B (en) * | 2019-07-31 | 2022-03-04 | 南京理工大学 | Small-size combined material decides strain fatigue test device |
| CN117571476A (en) * | 2024-01-16 | 2024-02-20 | 安徽禄讯电子科技有限公司 | Drawing force detection device for filter shell drawing |
| CN117571476B (en) * | 2024-01-16 | 2024-03-19 | 安徽禄讯电子科技有限公司 | Drawing force detection device for filter shell drawing |
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