CN204988907U - Tester of nai folding endurance - Google Patents
Tester of nai folding endurance Download PDFInfo
- Publication number
- CN204988907U CN204988907U CN201520759734.8U CN201520759734U CN204988907U CN 204988907 U CN204988907 U CN 204988907U CN 201520759734 U CN201520759734 U CN 201520759734U CN 204988907 U CN204988907 U CN 204988907U
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- CN
- China
- Prior art keywords
- grip block
- folding endurance
- clamping device
- block
- balancing weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a tester of nai folding endurance has solved the produced centrifugal force of the tight piece of the clamp that sets up and can cause the disequilibrium the when pivot is rotated on the carousel in test procedure, increase the wearing and tearing consumption of pivot and bearing, needs indeterminate inspection to change, and its technical scheme main points are, a tester of nai folding endurance, the test platform comprises a support, be equipped with clamping device and lower clamping device on the frame, down clamping device is including rotating, locating and rotate a first grip block and a second grip block on surface, still is equipped with the drive arrangement of the positive despining that the drive rotated on the frame, rotate the piece dorsad first grip block be equipped with the balancing weight with second grip block one side laterally, this balancing weight lies in first grip block and semicircle another semicircle in second grip block place, this technical scheme aims at providing a tester of nai folding endurance, can keep balance the pivot at produced centrifugal force during the despining just fast, the wearing and tearing consumption of reduction pivot and bearing has improved its life.
Description
Technical field
The utility model relates to a kind of tester, and more particularly, it relates to a kind of folding endurance tester reducing centrifugal force and reduce wear.
Background technology
Folding endurance tester is applicable to the resistance to warpage test of the flexible lettering wiring board of energy, copper-clad plate, is mainly used in folding strength and the bending times of ph test paper ph and paper, cardboard, plastic sheet or film.
At present, traditional folding endurance tester comprises support, described support is provided with the upper clamping device of clamping paper and lower clamping device, the stepper motor driving lower chuck positive and negative rotation is provided with in frame, lower clamping device comprises drive unit and tumbler, tumbler is that rotating disk is arranged at support surface, tumbler is provided with the first grip block and the second grip block, first grip block and the second grip block are located at rotating disk lower half circle place, when filling paper, need in advance paper to be fixed on upper clamping device, between two grip blocks bottom of paper being fixed on lower clamping device, when starting folding endurance tester, rotating disk swings fast, two grip blocks be arranged on rotating disk produce certain centrifugal force, due to imbalance when centrifugal force can cause axis of rotation, increase the attrition of rotating shaft and bearing, irregular inspection is needed to change, make troubles to work test.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of folding endurance tester reducing centrifugal force and reduce wear.
For achieving the above object, the utility model provides following technical scheme:
A kind of folding endurance tester, comprise support, described support is provided with the upper clamping device of clamping paper and lower clamping device, described lower clamping device comprises tumbler, is located at first grip block on tumbler surface and the second grip block, described first grip block and the second grip block are located at the lower half circle of tumbler, it is characterized in that: the side of described tumbler the first grip block and the second side, grip block place is dorsad provided with balancing weight, and this balancing weight is positioned at another semicircle of the first grip block and the second grip block place semicircle.
By adopting such scheme, tumbler arranges balancing weight, balancing weight is positioned on another semicircle of the first grip block and the second grip block place semicircle, match with the first grip block and the second grip block, the centrifugal force that rotating shaft produces when quick positive and negative rotation can be balanced, reduce the attrition of rotating shaft and bearing, improve its serviceable life, do not need usually to change rotating shaft, decreasing the time that technician wastes because changing rotating shaft, improve work efficiency.
The utility model is set to further: described first grip block and the general assembly (TW) of the second grip block and being equal in weight of balancing weight.
By adopting such scheme, making being equal in weight of the general assembly (TW) of the first grip block and the second grip block and balancing weight, can stablize the rotation of rotating shaft, maximized minimizing centrifugal force, elimination is because laying particular stress on the unbalanced centrifugal force caused.
The utility model is set to further: described balancing weight is provided with groove, is provided with the magnetic weight of some tools in described groove.
By adopting such scheme, balancing weight can increase according to the size of eccentric block or reduce the weight that weight adjusts self, makes technician more simple and convenient when adjustment is arranged.
The utility model is set to further: the crack being provided with clamped sample between described first grip block and the second grip block, described second grip block is provided with the fixture of the sample in fixing crack.
By adopting such scheme, fixture is used to ensure by the sample clamping in crack, folding test to be carried out to sample in positive and negative rotation.
The utility model is set to further: described fixture comprises slide block and drives the standing screw of slide block slippage, described second grip block is provided with the chute of the slippage for slide block along the first grip block and the second clamping direction accommodating block.
By adopting such scheme, by standing screw, slide block being positioned, can relative positional accuracy be improved, slide block is not easily loosened, better can clamp sample.
The utility model is set to further: described slide block is plane or arc surface towards the side of crack side.
By adopting such scheme, the side being preferably slide block adopts plane that the first grip block and the second grip block are better fitted, and when clamping sample, not easily occurs to loosen.
The utility model is set to further: the end of described standing screw is provided with is convenient to the handle part that hand regulates rotation.
By adopting such scheme, be convenient to technician more laborsaving when adjusting grip block degree of tightness, handled easily.
Accompanying drawing explanation
Fig. 1 is the stereographic map of a kind of folding endurance tester of the utility model;
Fig. 2 is the front view of a kind of folding endurance tester of the utility model;
Fig. 3 is the left view of a kind of folding endurance tester of the utility model;
Fig. 4 is the cut-open view of a kind of folding endurance tester of the utility model.
In figure: 1, fixture; 11, handle part; 12, standing screw; 13, slide block; 2, lower clamping device; 21a, the first grip block; 21b, the second grip block; 22, tumbler; 3, balancing weight; 31, weight; 32, groove; 4, upper clamping device; 5, support; 6, sample; 7, crack.
Embodiment
With reference to accompanying drawing 1 to Fig. 4, embodiment of the present utility model is described further.
A kind of folding endurance tester, comprise support 5, support 5 is provided with the upper clamping device 4 of clamped sample 6 and lower clamping device 2, lower clamping device 2 comprises tumbler 22, be located at the first grip block 21a and the second grip block 21b on tumbler 22 surface, tumbler 22 with support 5 for gap is arranged, first grip block 21a and the second grip block 21b is located at the lower half circle of tumbler 22, the side of tumbler 22 first grip block 21a and the second side, grip block 21b place is dorsad provided with balancing weight 3, this balancing weight 3 is positioned at another semicircle of the first grip block 21a and the second grip block 21b place semicircle, the centrifugal force that rotating shaft produces when quick positive and negative rotation can be balanced, reduce the attrition of rotating shaft and bearing, improve its serviceable life.
First grip block 21a and the second grip block 21b is fan-shaped setting, fan angle is 30 °, shape and the grip block of balancing weight 3 match, first grip block 21a and second general assembly (TW) of grip block 21b and being equal in weight of balancing weight 3, the rotation of rotating shaft can be stablized, maximized minimizing centrifugal force, eliminates because laying particular stress on the unbalanced centrifugal force caused.
Balancing weight 3 fan angle is 60 °, because the grip block on rotating disk, slide block 13, screw rod all have constant weight, there is the problem that one end is laid particular stress on, arrange on balancing weight 3 that first grip block 21a and the second grip block 21b direction are provided with groove 32 dorsad on this basis, the magnetic weight of some tools is provided with in groove 32, weight is cylindrical, balancing weight 3 can increase according to the size of eccentric block or reduce the weight that weight adjusts self, makes technician more simple and convenient when adjustment is arranged.
The crack 7 of clamped sample 6 is provided with between first grip block 21a and the second grip block 21b, crack 7 is vertical direction setting, crack 7 specification is 0.50mm, the left chuck of first grip block 21a and the right chuck of the second grip block 21b are all arranged in triangular prism shape, the corner angle limit of crack 7 side of the left chuck of the first grip block 21a and the right chuck of the second grip block 21b is provided with fillet, this radius of corner is 0.38mm, second left chuck and the second right chuck are when clamping paper, paper can not be cut off because of the sharp of seamed edge, ensure to measure the accurate of folding strength and precision.
Second grip block 21b is provided with the chute of the slippage for slide block 13 along the clamping direction of the first grip block 21a and second blessing block, two clamping faces of the first grip block 21a and the second grip block 21b be arranged in parallel, second grip block 21b is provided with the fixture 1 of the sample 6 in fixing crack 7, use fixture 1 to ensure the sample 6 in crack 7 to be clamped in positive and negative rotation, folding test is carried out to sample 6.
Fixture 1 comprises slide block 13 and drives the standing screw 12 of slide block 13 slippage, second grip block 21b is provided with the tapped through hole matched in standing screw 12, standing screw 12 presses on slide block 13 through tapped through hole, the end of standing screw 12 is provided with is convenient to the handle part 11 that hand regulates rotation, Handheld Division is right cylinder, the side of Handheld Division is provided with annular knurl, more laborsaving during adjustment grip block degree of tightness, handled easily.
Slide block 13 is rectangular parallelepiped setting, and slide block 13 is plane or arc surface towards the side of crack 7 side, is preferably and adopts plane to arrange, the first grip block 21a and the second grip block 21b is better fitted, and when clamping sample 6, not easily generation loosens.
During work, when using the utility model folding endurance tester to test test sample 6, first sample 6 vertical folder is held between upper clamping device 4 and lower clamping device 2.Concrete operations mode, first unscrew standing screw 12, slide block 13 is pulled to make it skid off in draw-in groove, again sample 6 is worn with in clamp area, and be held between the first grip block 21a, the second grip block 21b, then promoting slide block 13 makes it slip in draw-in groove, perpendicular parallel with clamp area sidewall in slide block 13 is mortgaged and tests sample 6, again standing screw 12 is tightened and make it compress slide block 13 surface, realize the location to slide block 13, by stable for sample 6 fixing, then carry out the folding strength test of sample 6.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a folding endurance tester, comprise support, described support is provided with the upper clamping device of clamping paper and lower clamping device, described lower clamping device comprises tumbler, is located at first grip block on tumbler surface and the second grip block, described first grip block and the second grip block are located at the lower half circle of tumbler, it is characterized in that: the side of described tumbler the first grip block and the second side, grip block place is dorsad provided with balancing weight, and this balancing weight is positioned at another semicircle of the first grip block and the second grip block place semicircle.
2. a kind of folding endurance tester according to claim 1, is characterized in that: described first grip block and the general assembly (TW) of the second grip block and being equal in weight of balancing weight.
3. a kind of folding endurance tester according to claim 2, is characterized in that: described balancing weight is provided with groove, is provided with the magnetic weight of some tools in described groove.
4. a kind of folding endurance tester according to claim 1, is characterized in that: the crack being provided with clamped sample between described first grip block and the second grip block, described second grip block is provided with the fixture of the sample in fixing crack.
5. a kind of folding endurance tester according to claim 4, it is characterized in that: described fixture comprises slide block and drives the standing screw of slide block slippage, described second grip block is provided with the chute of the slippage for slide block along the first grip block and the second clamping direction accommodating block.
6. a kind of folding endurance tester according to claim 5, is characterized in that: described slide block is plane or arc surface towards the side of crack side.
7. a kind of folding endurance tester according to claim 5, is characterized in that: the end of described standing screw is provided with is convenient to the handle part that hand regulates rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759734.8U CN204988907U (en) | 2015-09-28 | 2015-09-28 | Tester of nai folding endurance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759734.8U CN204988907U (en) | 2015-09-28 | 2015-09-28 | Tester of nai folding endurance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204988907U true CN204988907U (en) | 2016-01-20 |
Family
ID=55123265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520759734.8U Expired - Fee Related CN204988907U (en) | 2015-09-28 | 2015-09-28 | Tester of nai folding endurance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204988907U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842051A (en) * | 2016-05-30 | 2016-08-10 | 深圳市瑞德丰精密制造有限公司 | Polar post thrust test equipment |
| CN106248503A (en) * | 2016-08-26 | 2016-12-21 | 上海紫江新材料科技有限公司 | A kind of method testing aluminum plastic film folding resistance |
| WO2018120135A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Bending equipment for membrane material |
| CN108918307A (en) * | 2018-08-17 | 2018-11-30 | 长葛市大阳纸业有限公司 | The soft folding performance testing device of the adjustable paper of rubbing amplitude |
-
2015
- 2015-09-28 CN CN201520759734.8U patent/CN204988907U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842051A (en) * | 2016-05-30 | 2016-08-10 | 深圳市瑞德丰精密制造有限公司 | Polar post thrust test equipment |
| CN105842051B (en) * | 2016-05-30 | 2018-12-04 | 深圳市瑞德丰精密制造有限公司 | Pole thrust test equipment |
| CN106248503A (en) * | 2016-08-26 | 2016-12-21 | 上海紫江新材料科技有限公司 | A kind of method testing aluminum plastic film folding resistance |
| WO2018120135A1 (en) * | 2016-12-30 | 2018-07-05 | 深圳市柔宇科技有限公司 | Bending equipment for membrane material |
| CN108918307A (en) * | 2018-08-17 | 2018-11-30 | 长葛市大阳纸业有限公司 | The soft folding performance testing device of the adjustable paper of rubbing amplitude |
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Legal Events
| 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: 20160120 Termination date: 20160928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |