CN203385618U - Pulling force measuring device - Google Patents
Pulling force measuring device Download PDFInfo
- Publication number
- CN203385618U CN203385618U CN201320366591.5U CN201320366591U CN203385618U CN 203385618 U CN203385618 U CN 203385618U CN 201320366591 U CN201320366591 U CN 201320366591U CN 203385618 U CN203385618 U CN 203385618U
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- clamping head
- pulling force
- column
- pin bushing
- guide pin
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Abstract
The utility model relates to a pulling force measuring device. The pulling force measuring device comprises a machine base, wherein an upright post is arranged on the machine base, the upright post is movably connected with a screw rod, a servo motor is arranged in the machine base, the screw rod is provided with a guide sleeve, the screw rod is in threaded connected with the guide sleeve, a limiting mechanism is arranged in the upright post, an upper clamping head is arranged outside the upright post, the upper clamping head is connected with the guide sleeve, a lower clamping head is fixed on the machine base, the lower clamping head is aligned to the upper clamping head, the upper clamping head is provided with a pulling force sensor, the guide sleeve is provided with a displacement sensor, a control device is arranged in the machine base, a control box is arranged on the upright post, and the pulling force sensor, the displacement sensor, the control box and the servo motor are respectively electrically connected with the control device. The pulling force sensor and the displacement sensor are arranged in the pulling force measuring device, tensile strength and compressive strength of a part are judged by analyzing numerical values recorded by the sensors, a force measuring mechanism is simplified, digitization degree is high, measurement is accurate and controllable, and the pulling force measuring device is easy to use and wide in application range.
Description
Technical field
The utility model relates to a kind of surveying instrument, especially relates to a kind of pulling force device for measuring force for detection of toy for children Related product tension, compressive strength.
Background technology
Toy for children is mostly plastic products at present; with metallic article, compare; intensity is lower, and the toy Related products such as toy and annex usually can the fracture phenomenon, and the working of plastics of fracture has sharp wedge angle; easily scratch children's skin; the working of plastics of fracture also can produce less disintegrating slag simultaneously, and children eat or fall into eyes by mistake, all can cause injury in various degree to children; thereby the quality of assurance toy for children, most important.
For guaranteeing product quality, need to before product export, to product, carry out various Performance Detection, after the product indices meets the requirements, the sale of can dispatching from the factory.Detection for the tensile strength of toy for children and appendicle, often use at present measurement mechanism, as notification number is: a kind of pulling force dynamic measurement device that the Chinese utility model of CN202471330U provides, comprise wire rope, the hoister friction pulley, angle sheave, pulley blocks, the equilibrium liquid cylinder pressure, pulling force sensor, it is characterized in that: wire rope is successively through angle sheave, the hoister friction pulley, pulley blocks, pulley blocks comprises dynamometry fixed pulley and dynamometry travelling block, the dynamometry fixed pulley is comprised of two fixed pulleys, described two fixed pulleys are arranged along the direction of improvement order, the parallel described direction of improvement of the line of centres of two fixed pulleys, the dynamometry travelling block is between two fixed pulleys, the center of dynamometry travelling block is not on the line of centres of two fixed pulleys, the dynamometry travelling block is connected with the piston of equilibrium liquid cylinder pressure by the piston rod of equilibrium liquid cylinder pressure, the equilibrium liquid cylinder pressure is connected with pulling force sensor.This pulling force dynamic measurement device can detect pulling force equally, but structure comparatively complicated, use loaded down with trivial details, cost is high, be unsuitable for promoting the use of.
The utility model content
The utility model is mainly for the existing existing complex structure of device for measuring force, uses the problem loaded down with trivial details, that cost is high, provide a kind of simple in structure, easy to use, cost is low, digitized degree is high, measure accurately controlled pulling force device for measuring force.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of pulling force device for measuring force, comprise support, support is provided with column, be connected with screw mandrel in described column, be provided with the servomotor be connected with screw mandrel in support, screw mandrel is provided with guide pin bushing, screw mandrel with guide pin bushing for being threaded, be provided with the position-limit mechanism be connected with guide pin bushing in column, the column outside is provided with clamping head, upper clamping head is connected with guide pin bushing, be fixed with lower clamping head on support, lower clamping head is aimed at upper clamping head, upper clamping head is provided with pulling force sensor, guide pin bushing is provided with displacement transducer, be provided with control device in support, column is provided with control enclosure, pulling force sensor, displacement sensor, control enclosure and servomotor all are electrically connected to control device.By parts fixation to be measured on upper clamping head and lower clamping head, start servomotor, motor will drive screw mandrel and rotate, screw mandrel with guide pin bushing for being threaded, guide pin bushing will be done and move, and move on the upper clamping head of drive, lower clamping head maintains static, and part to be measured is carried out to pulling force mensuration, and the straight line that rotatablely moving of screw mandrel is converted into to upper clamping head with this moves up and down, until measured object is broken, off-test, in this process, pulling force sensor and displacement transducer record respectively respective value, and do data analysis by computer software and process, provide test report.The types of functionality button is arranged on control enclosure, by function button, send instruction, control servomotor by control device and receive instruction, make corresponding adjustment.
As preferably, described screw mandrel is screw rod, and guide pin bushing is the pipe that is covered with internal thread, screw mandrel with guide pin bushing for being threaded.Rotatablely move and be converted into straight line and move up and down.
As preferably, described position-limit mechanism comprises guide rail, and guide rail is along the axial direction setting of column, and guide rail is bolted in column, is installed with guide pole on guide pin bushing, and the end of guide pole stretches in the guide groove of guide rail.Guide rail carries out spacing to guide pin bushing, prevent that guide pin bushing from rotating.
As preferably, the axial direction along column on described column is provided with link slot, and link slot is elongated slot, and on guide pin bushing, being installed with can be through the connecting rod of link slot, and upper clamping head and connecting rod are fixed.The groove width of link slot should be greater than the width of connecting rod, and the two clearance fit connects.
As preferably, described column is provided with two limited blocks, and two limited blocks are separately positioned on the two ends up and down of link slot, and limited block is travel switch, and two limited blocks all are electrically connected to control device by circuit.Limited block plays position-limiting action, prevents the excessive lifting of connecting rod.Limited block is travel switch, and when connecting rod collision limited block, limited block is by transmitted signal, and control device is controlled the servomotor stall.
As preferably, be equipped with the clamper for clamping part to be measured on described upper clamping head and lower clamping head, upper clamping head is connected with clamper by latch, and lower clamping head is connected with clamper by latch.Upper and lower clamping head is the universal clipping head, can, according to part shape to be measured, assemble various clampers.
As preferably, be equipped with belt pulley on described screw mandrel and servomotor, servomotor forms belt gear bindiny mechanism by belt and screw mandrel.
As preferably, described control device is single-chip microcomputer.
As preferably, described support is provided with power switch, start button and the scram button be electrically connected to control device, and support is provided with computer and connects serial ports.
As preferably, be provided with below described support and adjust the hoof pin.Adjust the hoof pin and there is the effect of adjusting the support balance and stability.
Therefore, the beneficial effects of the utility model are: be provided with pulling force sensor and displacement transducer in device for measuring force, the numerical value recorded by analyte sensors, judge tension, the compressive strength of part, simplified force measuring machine, easy to use, digitized degree is high, measurement is accurately controlled, applied widely, is suitable for promoting the use of.
The accompanying drawing explanation
Accompanying drawing 1 is a kind of perspective view of the present utility model;
Accompanying drawing 2 is longitudinal sectional views of the present utility model;
Accompanying drawing 3 is the B-B cut-open views in accompanying drawing 2.
Shown in figure: under 1-support, 2-column, 3-screw mandrel, 4-servomotor, 5-guide pin bushing, 6-position-limit mechanism, the upper clamping head of 7-, 8-, clamping head, 9-control device, 10-control enclosure, 11-guide rail, 12-guide pole, 13-link slot, 14-limited block, 15-clamper, 16-computer connect serial ports, 17-adjusts the hoof pin.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As shown in Figure of description 1, a kind of pulling force device for measuring force, comprise support 1 and control device 9, support is provided with column 2, be connected with screw mandrel 3 in column 2, be provided with the servomotor 4 be connected with screw mandrel 3 in support 1, as shown in Figure of description 2, be equipped with belt pulley on screw mandrel 3 and servomotor 4, servomotor 4 forms belt gear bindiny mechanism by belt and screw mandrel 3, as shown in Figure of description 3, screw mandrel 3 is provided with guide pin bushing 5, screw mandrel 3 is screw rod, guide pin bushing 5 is for being covered with the pipe of internal thread, screw mandrel 3 with guide pin bushing 5 for being threaded, be provided with the position-limit mechanism 6 be connected with guide pin bushing 5 in column 2, position-limit mechanism 6 comprises guide rail 11, guide rail 11 is along the axial direction setting of column 2, guide rail 11 is bolted in column 2, be installed with guide pole 12 on guide pin bushing 5, the end of guide pole 12 stretches in the guide groove of guide rail 11, axial direction along column 2 on column 2 is provided with link slot 13, link slot 13 is elongated slot, on guide pin bushing 5, being installed with can be through the connecting rod of link slot 13, upper clamping head 7 is fixed with connecting rod, column 2 is provided with two limited blocks 14, two limited blocks 14 are separately positioned on the two ends up and down of link slot 13, limited block 14 is travel switch, two limited blocks 14 all are electrically connected to control device 9 by circuit, column 2 outsides are provided with clamping head 7, upper clamping head 7 is connected with guide pin bushing 5, be fixed with lower clamping head 8 on support 1, lower clamping head 8 is aimed at upper clamping head 7, upper clamping head 7 is provided with pulling force sensor, guide pin bushing 5 is provided with displacement transducer, be provided with control device 9 in support 1, control device 9 is single-chip microcomputer, column 2 is provided with control enclosure 10, pulling force sensor, displacement sensor, control enclosure 10 and servomotor 4 all are electrically connected to control device 9, be equipped with the clamper 15 for clamping part to be measured on upper clamping head 7 and lower clamping head 8, upper clamping head 7 is connected with clamper 15 by latch, lower clamping head 8 is connected with clamper 15 by latch, support is provided with the power switch be electrically connected to control device 9, start button and scram button, support is provided with computer and connects serial ports 16, support 1 below is provided with adjusts hoof pin 17.
Shape according to part to be measured, choose applicable clamper, be arranged on clamping head and lower clamping head, part to be measured is fixed on upper clamping head and lower clamping head, start servomotor, servomotor rotates, driving screw mandrel by belt rotates, guide pin bushing is received the position-limiting action of guide rail, the guide pin bushing traveling priority that makes progress, drivening rod slides in link slot, in drive clamping head and on clamper on move, lower clamping head maintains static, part to be measured is carried out to pulling force mensuration, along with moving on upper clamping head, pulling force on part to be measured will increase gradually, until measured object is broken, off-test, in this process, pulling force sensor and displacement transducer record respectively corresponding data, connect serial ports by computer and connect computer, the data of recording will be transferred to computer, doing data analysis by computer software processes, provide test report.While carrying out compressive strength determination, servomotor direction of rotation when servomotor rotation direction and above-mentioned tensile strength are measured repeats no more herein.
This device for measuring force is simple and convenient, except the tension for the toy for children Related product, anti-pressure ability are measured, also applicable to the tension and compression of other components and parts, measures, therefore the scope of application is comparatively extensive, the scope of being suitable for is promoted the use of.
Should be understood that this embodiment only is not used in restriction scope of the present utility model for the utility model is described.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (10)
1. a pulling force device for measuring force, comprise support (1), support (1) is provided with column (2), it is characterized in that, be connected with screw mandrel (3) in described column (2), be provided with the servomotor (4) be connected with screw mandrel (3) in support (1), screw mandrel (3) is provided with guide pin bushing (5), screw mandrel (3) with guide pin bushing (5) for being threaded, be provided with the position-limit mechanism (6) be connected with guide pin bushing (5) in column (2), column (2) outside is provided with clamping head (7), upper clamping head (7) is connected with guide pin bushing (5), be fixed with lower clamping head (8) on support (1), lower clamping head (8) is aimed at upper clamping head (7), upper clamping head (7) is provided with pulling force sensor, guide pin bushing (5) is provided with displacement transducer, be provided with control device (9) in support (1), column (2) is provided with control enclosure (10), pulling force sensor, displacement sensor, control enclosure (10) and servomotor (4) all are electrically connected to control device (9).
2. a kind of pulling force device for measuring force according to claim 1, is characterized in that, described screw mandrel (3) is screw rod, and guide pin bushing (5) is for being covered with the pipe of internal thread, screw mandrel (3) with guide pin bushing (5) for being threaded.
3. a kind of pulling force device for measuring force according to claim 1 and 2, it is characterized in that, described position-limit mechanism (6) comprises guide rail (11), guide rail (11) is along the axial direction setting of column (2), guide rail (11) is bolted in column (2), be installed with guide pole (12) on guide pin bushing (5), the end of guide pole (12) stretches in the guide groove of guide rail (11).
4. a kind of pulling force device for measuring force according to claim 3, it is characterized in that, the upper axial direction along column (2) of described column (2) is provided with link slot (13), link slot (13) is elongated slot, be installed with the connecting rod that can pass link slot (13) on guide pin bushing (5), upper clamping head (7) is fixed with connecting rod.
5. a kind of pulling force device for measuring force according to claim 4, it is characterized in that, described column (2) is provided with two limited blocks (14), two limited blocks (14) are separately positioned on the two ends up and down of link slot (13), limited block (14) is travel switch, and two limited blocks (14) all are electrically connected to control device (9) by circuit.
6. a kind of pulling force device for measuring force according to claim 1 and 2, it is characterized in that, be equipped with the clamper (15) for clamping part to be measured on described upper clamping head (7) and lower clamping head (8), upper clamping head (7) is connected with clamper (15) by latch, and lower clamping head (8) is connected with clamper (15) by latch.
7. a kind of pulling force device for measuring force according to claim 1 and 2, is characterized in that, on described screw mandrel (3) and servomotor (4), is equipped with belt pulley, and servomotor (4) forms belt gear bindiny mechanism by belt and screw mandrel (3).
8. a kind of pulling force device for measuring force according to claim 1, is characterized in that, described control device (9) is single-chip microcomputer.
9. according to claim 1 or 2 or 8 described a kind of pulling force device for measuring force, it is characterized in that, described support (1) is provided with power switch, start button and the scram button be electrically connected to control device (9), and support (1) is provided with computer and connects serial ports (16).
10. a kind of pulling force device for measuring force according to claim 9, is characterized in that, described support (1) below is provided with adjusts hoof pin (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320366591.5U CN203385618U (en) | 2013-06-21 | 2013-06-21 | Pulling force measuring device |
Applications Claiming Priority (1)
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CN201320366591.5U CN203385618U (en) | 2013-06-21 | 2013-06-21 | Pulling force measuring device |
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CN203385618U true CN203385618U (en) | 2014-01-08 |
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CN201320366591.5U Expired - Fee Related CN203385618U (en) | 2013-06-21 | 2013-06-21 | Pulling force measuring device |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104729936A (en) * | 2015-04-13 | 2015-06-24 | 南通理工学院 | Multifunctional fatigue testing machine |
CN105527078A (en) * | 2015-12-02 | 2016-04-27 | 福建浔兴拉链科技股份有限公司 | Device for measuring zipper self-locking force |
CN105628517A (en) * | 2016-03-21 | 2016-06-01 | 镇江博昊科技有限公司 | Graphite film tensile tester |
CN105865663A (en) * | 2016-03-25 | 2016-08-17 | 航天科技控股集团股份有限公司 | Instrument pointer pulling force detection device |
CN106483015A (en) * | 2015-10-30 | 2017-03-08 | 苏州中正工程检测有限公司 | A kind of waterproof roll tensile tester |
CN106644688A (en) * | 2016-11-18 | 2017-05-10 | 浙江省机电设计研究院有限公司 | Mechanical property testing machine used for detection of anti-dazzle board |
CN107421814A (en) * | 2017-06-23 | 2017-12-01 | 武汉钢铁有限公司 | The device for detecting mechanical property and method of finer wire |
CN108489815A (en) * | 2018-05-23 | 2018-09-04 | 南京林业大学 | A kind of flexibility formula original position deceleration root system pulling force tester |
CN109029199A (en) * | 2018-07-27 | 2018-12-18 | 华域视觉科技(上海)有限公司 | The device and measurement method of displacement after bulb stress for measuring light-modulating motor |
CN109765101A (en) * | 2019-03-13 | 2019-05-17 | 东莞现代产品整理服务有限公司 | Flexible body-building cord retraction durability test machine and its test method |
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2013
- 2013-06-21 CN CN201320366591.5U patent/CN203385618U/en not_active Expired - Fee Related
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104729936A (en) * | 2015-04-13 | 2015-06-24 | 南通理工学院 | Multifunctional fatigue testing machine |
CN104729936B (en) * | 2015-04-13 | 2017-11-10 | 南通理工学院 | Multifunctional fatigue testing machine |
CN106483015A (en) * | 2015-10-30 | 2017-03-08 | 苏州中正工程检测有限公司 | A kind of waterproof roll tensile tester |
CN105527078B (en) * | 2015-12-02 | 2017-10-17 | 福建浔兴拉链科技股份有限公司 | A kind of measurement apparatus of Zipper self-locking strength |
CN105527078A (en) * | 2015-12-02 | 2016-04-27 | 福建浔兴拉链科技股份有限公司 | Device for measuring zipper self-locking force |
CN105628517A (en) * | 2016-03-21 | 2016-06-01 | 镇江博昊科技有限公司 | Graphite film tensile tester |
CN105865663A (en) * | 2016-03-25 | 2016-08-17 | 航天科技控股集团股份有限公司 | Instrument pointer pulling force detection device |
CN105865663B (en) * | 2016-03-25 | 2019-04-02 | 航天科技控股集团股份有限公司 | A kind of gauge pointer stretching force detecting apparatus |
CN106644688A (en) * | 2016-11-18 | 2017-05-10 | 浙江省机电设计研究院有限公司 | Mechanical property testing machine used for detection of anti-dazzle board |
CN107421814A (en) * | 2017-06-23 | 2017-12-01 | 武汉钢铁有限公司 | The device for detecting mechanical property and method of finer wire |
CN108489815A (en) * | 2018-05-23 | 2018-09-04 | 南京林业大学 | A kind of flexibility formula original position deceleration root system pulling force tester |
CN108489815B (en) * | 2018-05-23 | 2023-05-02 | 南京林业大学 | Flexible in-situ deceleration root system tension measuring device |
CN109029199A (en) * | 2018-07-27 | 2018-12-18 | 华域视觉科技(上海)有限公司 | The device and measurement method of displacement after bulb stress for measuring light-modulating motor |
CN109765101A (en) * | 2019-03-13 | 2019-05-17 | 东莞现代产品整理服务有限公司 | Flexible body-building cord retraction durability test machine and its test method |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160621 |