CN202693416U - Tensile strength testing machine for paper sheet - Google Patents
Tensile strength testing machine for paper sheet Download PDFInfo
- Publication number
- CN202693416U CN202693416U CN 201220213350 CN201220213350U CN202693416U CN 202693416 U CN202693416 U CN 202693416U CN 201220213350 CN201220213350 CN 201220213350 CN 201220213350 U CN201220213350 U CN 201220213350U CN 202693416 U CN202693416 U CN 202693416U
- Authority
- CN
- China
- Prior art keywords
- tensile strength
- platform
- lever
- strength meter
- paper tensile
- 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
Links
Images
Abstract
The utility model relates to a tensile strength testing machine for a paper sheet, belonging to the technical field of special equipment for measuring the strength properties of materials. The tensile strength testing machine comprises a machine frame, a power mechanism, a clamping mechanism, a tension mechanism, a force measurement mechanism and a platform, wherein the clamping mechanism comprises a pressure roller and a pressure block which are matched with each other so as to clamp a sample, the pressure roller and the pressure block are arranged on the platform in a matching manner, the force measurement mechanism comprises a sensor and at least two plate springs, and the sensor and the plate springs are connected with the platform in a matching manner. According to the tensile strength testing machine provided by the utility model, the clamping mechanism adopts the lever principle, so that the clamping force can be accurately adjusted, and the damage to the paper sheet sample caused due to the fact that the clamping force is too large is avoided. The clamping part is in line contact, so that the stress point of the paper sheet sample can be accurately predicted, meanwhile, the paper sheet sample is enabled to be flatter, and the distortion of the paper sheet is avoided. The tensile strength testing machine provided by the utility model has the advantages that the influence on the force measurement mechanism caused by the friction force or component force from the clamping mechanism is avoided, the accuracy of the tensile strength testing machine is improved, and the slight tensile strength can be more accurately measured.
Description
Technical field
The utility model belongs to measures strength of materials characteristic specialized equipment technical field, relates in particular to a kind of paper tensile strength meter.
Background technology
The paper tensile strength meter is the equipment of measuring the performances such as tensile strength of paper or other similar thin sheet material.For desirable paper tensile strength meter, the paper sample holding device is the clamping sample reliably, and sample must not damaged after the clamping, and sample must not slide in process of the test.
What the paper sample holding device of the paper tensile strength tester overwhelming majority adopted at present is that the screw rotation clamps.Such clamping mode has following defective:
1. rotation clamps sample, causes easily the sample distortion, thereby causes the damage of sample, makes test result inaccurate;
2. clamping force is unknown, entirely with operating personnel's experience control, can't realize clamping force measurement and control for paper;
3. manual operations, labour intensity is large, and efficient is low;
4. can't realize the line contact condition of clamping force, stress point that can not the Accurate Prediction paper, thus can't confirm the effective experiment length of paper when stretching.
The device for measuring force of horizontal paper tensile strength tester nearly all adopts the such physical construction of the direct-connected anchor clamps of sensor.Although reduced partly to conduct oneself with dignity on the impact of measurement result with the strong point under anchor clamps, what the friction of the strong point and instrument level caused divides to power so that test result has larger error, just can not get accurately measurement result concerning the paper of small tension stress.
The utility model content
The purpose of this utility model is to overcome above-mentioned defective and deficiency, and provides a kind of clamping force adjustable, realizes clamping line of force contact condition, and can obtain Measurement accuracy result's paper tensile strength meter.
The technical scheme that its technical purpose that realizes the utility model adopts is as follows.
The paper tensile strength meter comprises frame, actuating unit, clamp system, drawing mechanism, force measuring machine and platform; Described clamp system comprises pressure roller and the briquetting of the clamping sample that cooperatively interacts, and described pressure roller and briquetting are equipped with on platform; Described actuating unit cooperates with clamp system and links to each other; Described force measuring machine comprises sensor and two boards spring at least, and described sensor and laminated spring all are connected with platform.
As preferably, described clamp system also comprises lever, and described lever longitudinal end and actuating unit are connected.
Described actuating unit comprises cylinder, and described cylinder movable end contacts with the lever longitudinal end of clamp system and is connected, and transmits clamping force by lever.
Described lever and lever support are rotationally connected, and described lever support is fixedly installed on the platform bottom surface.
Described lever minor axis end contacts and is connected with the sphere push rod, and described sphere push rod vertically is connected to platform, and upper end and the briquetting of described sphere push rod are connected.
Described sensor one end is fixedly connected with frame, and the other end is fixedly connected on the web joint of platform.
As preferably, described sensor is LOAD CELLS; Described sensor and data handling system are connected.
Described laminated spring one end is fixedly connected on the fixed support block on the platform, and the other end links to each other with back shaft by removable back-up block; Described back shaft is fixedly connected with frame.
As preferably, the projection of described sphere push rod lower end is connected with spring, and the described spring other end is connected with the platform bottom surface.
Be provided with the roll adjustment piece on the described platform, be provided with handle on the described roll adjustment piece.
Compare with traditional product, the clamp system of the utility model product has adopted lever principle, can accurately regulate clamping force, avoids the damage of the paper sample that causes because clamping force is excessive.Be the line contact clamping the position, stress point that can Accurate Prediction paper sample guarantees that also the paper sample is comparatively smooth simultaneously, has avoided the distortion of paper.The utility model product has been avoided the friction force of clamp system or has been divided to the impact of power on force measuring machine, has increased the degree of accuracy of product, can measure comparatively exactly small tensile strength.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model clamp system;
Fig. 3 is the utility model schematic top plan view;
Among the figure: 1-actuating unit, 2-clamp system, 21-lever support, the 22-lever shaft, 23-lever, 24-sphere push rod, the 25-spring, 26-pressure roller, 27-briquetting, the 3-force measuring machine, 31-sensor, 32-laminated spring, the 33-fixed support block, the removable back-up block of 34-, 35-back shaft, the 4-platform, 41-web joint, 42-roll adjustment piece.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
The paper tensile strength meter comprises frame, actuating unit 1, clamp system 2, drawing mechanism, force measuring machine 3 and platform 4.
Actuating unit 1 provides the power of clamping force for clamp system 2, and as preferably, actuating unit 1 comprises cylinder, and described cylinder movable end contacts with lever 23 longitudinal end of clamp system 1 and is connected.
Described clamp system 2 comprises lever support 21, lever shaft 22, lever 23, sphere push rod 24, spring 25, pressure roller 26 and briquetting 27.
Described lever support 21 is fixedly installed on platform 4 bottom surfaces.Described lever 23 is rotationally connected by lever shaft 22 and lever support 21.Described lever 23 longitudinal end are connected with actuating unit 1, and the minor axis end contacts with sphere push rod 24 and cooperates.Lever 23 plays the effect of amplifying clamping force, and can carry out trickle adjusting to the paper clamping force, increases sensitivity and the degree of accuracy of product.
Described sphere push rod 24 vertical cross-under platforms 4 so that clamping force has perpendicularity, have been avoided the problems such as paper sheet break that cause because produce torsion or shearing force when clamping paper.Described spring 25 1 ends are connected with sphere push rod 24 lower ends projection, and the other end is connected with platform 4 bottom surfaces.Off-test, when removing power, spring 25 plays the effect that sphere push rod 24 is set back, thus so that pressure roller 26 and briquetting 27 separately, make things convenient for the dismounting of paper.
Described pressure roller 26 is fixedly installed with platform 4, and described briquetting 27 is connected with sphere push rod 24 upper ends and is embedded on platform 4.Described pressure roller 26 and briquetting 27 cooperatively interact and step up paper.Described briquetting 27 approaches and applying clamping sample to pressure roller 26 under the effect of the expulsive force of sphere push rod 24.
Described sensor 31 1 ends are fixedly connected on the web joint 41 of platform 4, and the other end is fixed on the frame.As preferably, described sensor 31 is LOAD CELLS; Described sensor 31 is connected with data handling system.During work, drawing mechanism pulling sample, platform 4 is along with sample is done small displacement.Sensor 31 is recorded data, and corresponding information is sent to data handling system.
Laminated spring 32 1 ends are fixedly connected on the fixed support block 33 on the platform 4, and the other end links to each other with back shaft 35 by removable back-up block 34.Described back shaft 35 is fixedly connected with frame.As preferably, described laminated spring 32 has two, is equipped with respectively in platform 4 both sides, plays the effect of balance bearing platform 4 weight, avoids friction force on the impact of test findings.During work, platform 4 produces micro-displacements, and laminated spring 32 produces corresponding deformation, and after sample was broken, laminated spring 32 returned to original shape under the effect of self elastic force, and platform 4 returns to initial position.The setting of removable back-up block 34 makes things convenient for distance between the adjustable plate spring 32 and the angle of laminated spring 32, makes things convenient for the calibration test data and changes part of appliance.
Described platform 4 comprises web joint 41 and roll adjustment piece 42, plays the effect of integrating each mechanism.Web joint 41 outside connecting sensors 31.Described roll adjustment piece 42 can have a plurality of placement locations, the supporting sample that is applicable to different in width.Sample conflict roll adjustment piece 42 is about to sample and adjusts to correct position, the operation of convenient test.Be provided with handle on the roll adjustment piece 42, make things convenient for the user to change roll adjustment piece 42 positions.
During use, select the position of roll adjustment piece 42 according to the width of sample paper.Place after the sample, start instrument, clamp system 2 and drawing mechanism clamp sample, test.Under the effect of tensile force, micro-displacement occurs in platform 4, is recorded and be sent to data handling system by sensor 31.After the sample fracture, under the effect of laminated spring 32 restoring forces, platform 4 is back to initial position.Shed clamping force, under the effect of spring 25, clamp system unclamps sample, and returns to initial position.Off-test, record data.
The utility model is illustrated according to embodiment, and under the prerequisite that does not break away from the utility model principle, this product can also be made some distortion and improvement.Should be pointed out that all employings are equal to the technical scheme that the modes such as replacement or equivalent transformation obtain, and all drop in the protection domain of the present utility model.
Claims (10)
1. the paper tensile strength meter comprises frame, actuating unit (1), clamp system (2), drawing mechanism and force measuring machine (3), it is characterized in that it also comprises platform (4); Described clamp system (2) comprises pressure roller (26) and the briquetting (27) of the clamping sample that cooperatively interacts, and described pressure roller (26) and briquetting (27) are equipped with on platform (4); Described actuating unit (1) cooperates with clamp system (2) and links to each other; Described force measuring machine (3) comprises sensor (31) and two boards spring (32) at least, and described sensor (31) and laminated spring (32) all are connected with platform (4).
2. paper tensile strength meter as claimed in claim 1 is characterized in that described clamp system (2) also comprises lever (23), and described lever (23) longitudinal end and actuating unit (1) are connected.
3. paper tensile strength meter as claimed in claim 2 is characterized in that described actuating unit (1) comprises cylinder, and described cylinder movable end contacts with lever (23) longitudinal end of clamp system (2) and is connected, and transmits clamping force by lever (23).
4. paper tensile strength meter as claimed in claim 2 is characterized in that described lever (23) and lever support (21) are rotationally connected, and described lever support (21) is fixedly installed on platform (4) bottom surface.
5. paper tensile strength meter as claimed in claim 2, it is characterized in that described lever (23) minor axis end contacts is connected with sphere push rod (24), described sphere push rod (24) vertically is connected to platform (4), and the upper end of described sphere push rod (24) and briquetting (27) are connected.
6. paper tensile strength meter as claimed in claim 1 is characterized in that described sensor (31) one ends are fixedly connected with frame, and the other end is fixedly connected on the web joint (41) of platform (4).
7. paper tensile strength meter as claimed in claim 1 is characterized in that described sensor (31) is LOAD CELLS; Described sensor (31) is connected with data handling system.
8. paper tensile strength meter as claimed in claim 1 is characterized in that described laminated spring (32) one ends are fixedly connected on the fixed support block (33) on the platform (4), and the other end links to each other with back shaft (35) by removable back-up block (34); Described back shaft (35) is fixedly connected with frame.
9. paper tensile strength meter as claimed in claim 5 is characterized in that the projection of described sphere push rod (24) lower end is connected with spring (25), and described spring (25) other end is connected with platform (4) bottom surface.
10. paper tensile strength meter as claimed in claim 1 is characterized in that being provided with roll adjustment piece (42) on the described platform (4), is provided with handle on the described roll adjustment piece (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220213350 CN202693416U (en) | 2012-05-14 | 2012-05-14 | Tensile strength testing machine for paper sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220213350 CN202693416U (en) | 2012-05-14 | 2012-05-14 | Tensile strength testing machine for paper sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693416U true CN202693416U (en) | 2013-01-23 |
Family
ID=47549020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220213350 Expired - Fee Related CN202693416U (en) | 2012-05-14 | 2012-05-14 | Tensile strength testing machine for paper sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202693416U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198240A (en) * | 2016-07-17 | 2016-12-07 | 吴思 | A kind of dialyzing paper anti-pressure ability pulls measurement apparatus automatically |
| CN106226159A (en) * | 2016-07-17 | 2016-12-14 | 吴思 | A kind of single-stage compressive resistance for medical dialyzing paper detects equipment |
| CN107271291A (en) * | 2017-06-24 | 2017-10-20 | 安徽海之纳科技有限公司 | A kind of medical sterilization high density polyethylene (HDPE) dialyzing paper compression test device |
| CN112903436A (en) * | 2021-01-19 | 2021-06-04 | 云南华红科技股份有限公司 | Cigarette pack ear tearing inspection equipment |
| CN113049373A (en) * | 2021-02-08 | 2021-06-29 | 浙江华邦特种纸业有限公司 | Tensioning device for detecting compressive capacity of medical dialyzing paper |
-
2012
- 2012-05-14 CN CN 201220213350 patent/CN202693416U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198240A (en) * | 2016-07-17 | 2016-12-07 | 吴思 | A kind of dialyzing paper anti-pressure ability pulls measurement apparatus automatically |
| CN106226159A (en) * | 2016-07-17 | 2016-12-14 | 吴思 | A kind of single-stage compressive resistance for medical dialyzing paper detects equipment |
| CN106226159B (en) * | 2016-07-17 | 2018-12-25 | 泰山医学院 | A kind of single-stage compressive resistance detection device for medical dialyzing paper |
| CN106198240B (en) * | 2016-07-17 | 2019-07-05 | 温州盛淼工业设计有限公司 | A kind of dialyzing paper anti-pressure ability pulls measuring device automatically |
| CN107271291A (en) * | 2017-06-24 | 2017-10-20 | 安徽海之纳科技有限公司 | A kind of medical sterilization high density polyethylene (HDPE) dialyzing paper compression test device |
| CN107271291B (en) * | 2017-06-24 | 2019-10-08 | 台州市汇源模具有限公司 | A kind of medical sterilization high density polyethylene (HDPE) dialyzing paper compression test device |
| CN112903436A (en) * | 2021-01-19 | 2021-06-04 | 云南华红科技股份有限公司 | Cigarette pack ear tearing inspection equipment |
| CN113049373A (en) * | 2021-02-08 | 2021-06-29 | 浙江华邦特种纸业有限公司 | Tensioning device for detecting compressive capacity of medical dialyzing paper |
| CN113049373B (en) * | 2021-02-08 | 2022-08-12 | 浙江华邦特种纸业有限公司 | Tensioning device for detecting compressive capacity of medical dialyzing paper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202693416U (en) | Tensile strength testing machine for paper sheet | |
| CN201094011Y (en) | Thickness measuring apparatus | |
| CN201034921Y (en) | Concrete in compression slowly changing experiment tester | |
| CN102645380A (en) | Structural timber bend strength tester and structural timber bend strength test method | |
| CN106644692A (en) | Test device for determining creep of concrete | |
| CN103439221B (en) | The bitumen needle forcemeter that standard pin height of drop is controlled | |
| CN102175132B (en) | Full-automatic thickness tester for geo-technical synthetic material | |
| CN208432196U (en) | A kind of battery core thickness detection apparatus | |
| CN204903046U (en) | Starter shift fork spring dynamometer | |
| CN104502212A (en) | Loading device of corrosion test of concrete sample under stress action | |
| CN205642306U (en) | Detect device that paper warp warpage range | |
| CN204286971U (en) | The charger of a kind of concrete sample corrosion test under effect of stress | |
| CN102230778A (en) | Solar cell module plywood opposite top anti-compression quantification detection apparatus | |
| CN204043996U (en) | Concrete in uniaxial tension testing machine | |
| CN202853980U (en) | Detector for welding quality of solar welding strips | |
| CN103149107A (en) | Method for manually adjusting clamping distance tested by tension tester | |
| CN216012950U (en) | Tensile detection device of surface fabric toughness | |
| CN202033001U (en) | Thickness measuring instrument for full-automatic geosynthetic material | |
| CN207263145U (en) | A kind of electrodes of lithium-ion batteries thickness measurement online device | |
| CN107290228B (en) | Lithium ion battery pole piece flexibility testing device | |
| CN201780230U (en) | Automatic detector for detecting bending angles of metal samples | |
| CN103925980A (en) | Variable range weighing sensor loading device | |
| CN106289998A (en) | A kind of easy device of testing young modulus of material | |
| CN201917310U (en) | Inverted-jacking type pressure-resistant quantitative detection device for solar cell module laminated sheets | |
| CN116399700B (en) | Cable withstand voltage detection device and method |
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: 20130123 Termination date: 20150514 |
|
| EXPY | Termination of patent right or utility model |