CN204330119U - A kind of circumference type four station strain gauge load cell creep loading device for testing - Google Patents
A kind of circumference type four station strain gauge load cell creep loading device for testing Download PDFInfo
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- CN204330119U CN204330119U CN201520035745.1U CN201520035745U CN204330119U CN 204330119 U CN204330119 U CN 204330119U CN 201520035745 U CN201520035745 U CN 201520035745U CN 204330119 U CN204330119 U CN 204330119U
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Abstract
The utility model discloses a kind of circumference type four station strain gauge load cell creep loading device for testing, comprise upper mounting plate, bracing frame, the first loading chain, second loads chain, the 3rd loading chain, the 4th loads chain, device for revolving and driving, weighted platform, stand, display screen, strain gauge load cell; Described device for revolving and driving comprises circular loading guide rail, loading bench, rotating disk, connecting rod, connecting rod base, circumference chute, ball; Operationally, under the driving of device for revolving and driving, circular loading guide rail circumferentially chute does circumference to-and-fro movement, the below of the test point being transported to four loading chains that circulated back and forth by the strain gauge load cell at four left and right two ends of loading chain, is tested sensor automatically by measuring head.The utility model adopts the loading chain of four stations to test simultaneously, substantially increases testing efficiency; Meanwhile, adopt device for revolving and driving to realize the circulation automatic transport of strain gauge load cell, automaticity is high.
Description
Technical field
The utility model relates to a kind of circumference type four station strain gauge load cell creep loading device for testing, and comprise four loading chains synchronously loaded, circumferentially chute carries out the reciprocating circular loading guide rail of circumference, belongs to the innovation in creep proving installation field.
Background technology
Strain gauge load cell, is mainly used in engineering dynamometry and Weighing.Strain gauge load cell is the main devices manufacturing various electronic scale, and the precision height of this sensor directly affects the quality of electronic scale.In the performance parameter of strain gauge load cell, the croop property parameter of strain gauge load cell directly has influence on the index such as measurement accuracy, measuring accuracy.Therefore, the detection of LOAD CELLS croop property has very important meaning to LOAD CELLS.In actual production, the detection of the croop property of LOAD CELLS also comprises instantaneous back to zero, and these two indexs can complete in a creep test process.
In the test of traditional strain gauge load cell croop property, disposablely can only load a LOAD CELLS, and LOAD CELLS can not realize automatic input and output, the staff of configuration is many, and production efficiency is low.In order to overcome the defect of existing strain gauge load cell creep test, there has been proposed the system that the creep of design LOAD CELLS automatically loads and tests, to enhance productivity, meanwhile, increasing the accuracy of test.As in Chinese Patent Application No. be 201110443493.2 patent of invention in disclose a kind of multi-head electronic formula high-temerature creep permanent strength testing machine, the frame of this technical scheme is provided with two or more for retraining the stretching coupling arrangement of sample, each stretching coupling arrangement of this testing machine independently controls, and can carry out lasting or creep test respectively.Carry out though this technical scheme can realize multiple creep test simultaneously, when the quantity of stretching coupling arrangement is more, just need many people to have coordinated test, increase personnel, lower efficiency, so technical scheme also exists technological deficiency.Exceed the technical scheme of the bull creep testing experiment machine that above-mentioned patent provides, seldom relate to the technical scheme adopting multistation creep loading proving installation.
The utility model discloses a kind of circumference type four station strain gauge load cell creep loading device for testing, four stations are tested simultaneously, effectively can improve the efficiency of test strain gauge load cell, meanwhile, employing device for revolving and driving realizes the automatic transport to strain gauge load cell.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of circumference type four station strain gauge load cell creep loading device for testing is provided, the loading test job of strain gauge load cell is synchronously carried out by four stations, simultaneously, adopt device for revolving and driving to realize the automatic transport of strain gauge load cell, thus improve efficiency and the accuracy of creep test.
Technical problem to be solved in the utility model realizes by the following technical solutions.
A kind of circumference type four station strain gauge load cell creep loading device for testing, comprises upper mounting plate, bracing frame, the first loading chain, second loads chain, the 3rd loading chain, the 4th loads chain, device for revolving and driving, weighted platform, stand, display screen, strain gauge load cell.Described first loads chain, the second loading chain, the 3rd loads chain, the 4th loading chain structure is identical, is all hingedly mounted on upper mounting plate; Described device for revolving and driving is arranged on weighted platform; Described weighted platform is arranged in stand; Described bracing frame is used for connecting upper mounting plate and weighted platform, meanwhile, can be used for installing display screen; Described display screen is provided with button, can control loading test and record corresponding test data; Described strain gauge load cell comprises one, two, three, four, five, six, seven, No. eight strain gauge load cell.Described strain gauge load cell has certain testing range.
Described first loads chain comprises tension compression bidirectional cylinder, upper junction plate, lower connecting plate, measuring head, counterweight connecting link, test counterweight; Described tension compression bidirectional cylinder upper end thereof is arranged on upper mounting plate, and lower end is hingedly mounted on upper junction plate; Described upper junction plate and lower connecting plate are bolted; Described measuring head is arranged on lower connecting plate by bolt; The upper end of described counterweight connecting link is arranged on lower connecting plate by bolt; Described test counterweight is arranged on the lower end of counterweight connecting link.
Described device for revolving and driving comprises circular loading guide rail, loading bench, rotating disk, connecting rod, connecting rod base, circumference chute, ball.Described circular loading guide rail comprises one, two, three, four, five, six, seven, No. eight circular loading guide rail; Described loading bench comprises one, two, three, four, five, six, seven, No. eight loading bench; Described connecting rod, the quantity of connecting rod base are eight.Described rotating disk is arranged on weighted platform by bearing, and the rotation of described rotating disk is driven by speed reduction unit by drive motor, and described drive motor is stepper motor; One end of described connecting rod is hingedly mounted on the ear seat on circular loading guide rail, and the other end and the connecting rod base of connecting rod pass through pinned connection; Described connecting rod base is welded on rotating disk; Described loading bench is provided with fixture, and described fixture comprises fixture and lower clamp, for the location to strain gauge load cell; Described loading bench is arranged on circular loading guide rail by bolt; The lower surface of described circular loading guide rail is provided with ball grooves; Also be provided with ball grooves in described circumference chute, in the ball grooves of described circumference chute, ball be installed; Described circular loading guide rail can slide with the ball in ball grooves.
Described weighted platform is provided with circular hole, for passing of counterweight connecting link.
In use, step is as follows for the utility model:
First load on a circular loading guide rail of the left end of chain first, the strain gauge load cell pending creep tested is arranged on a loading bench on a circular loading guide rail respectively by upper and lower fixture;
Then, under the rotating disk of device for revolving and driving and the driving of connecting rod, circular loading guide rail circumferentially slide, is transported to immediately below the test point of the first loading chain by be tested strain gauge load cell; First loads chain moves downward, and the first measuring head loading chain is tested will test strain gauge load cell; Now, load first on No. two loading bench on No. two circular loading guide rails of the right-hand member of chain and No. two strain gauge load cells are installed;
After the first creep test job of loading chain to a strain gauge load cell terminates, first loads chain moves upward; Under the rotating disk of device for revolving and driving and the driving of connecting rod, circular loading guide rail circumferentially slide, a strain gauge load cell is transported to the left end of the first loading chain, now, No. two strain gauge load cells are transported to immediately below the test point of the measuring head of the first loading chain, first loads chain moves downward, and measuring head carries out creep test to No. two strain gauge load cells; Load the left end of chain first, tested sensor is loaded table top from No. one and pulls down by staff, and installs next group sensor to be tested; Then under the rotating disk of device for revolving and driving and the driving of connecting rod, circular loading guide rail circumferentially slide, No. two sensors are transported to the right-hand member of the first loading chain, test immediately below the test point that the sensor to be tested just installed is transported to the measuring head of the first loading chain, thus enter next working cycle; Circular loading guide rail like this circular motion back and forth, strain gauge load cell carries out the work of installation, test and dismounting repeatedly;
In like manner, second company of loading, the 3rd company of loading, the 4th load to repeatedly kick into and go identical operation steps.
In the course of the work, staff I loads the right-hand member of chain at the left end, second that first loads chain, strain gauge load cell is arranged on after on No. one, No. three loading bench, then the strain gauge load cell tested is unloaded at the right-hand member of the first loading chain, the left end of the second loading chain, and new strain gauge load cell to be measured is installed; Then next working cycle is started; In like manner, staff II carries out same work at the 3rd loading chain, the 4th left and right end loading chain.
Compared with prior art, the beneficial effects of the utility model are:
(1) the utility model adopts four stations to carry out loading test simultaneously, and automaticity is high, can carry out many group creep tests simultaneously, and relative to existing single group creep test, efficiency improves four times.And the quantity that can effectively reduce a staff;
(2) the utility model adopts device for revolving and driving to realize the circulation automatic transport of strain gauge load cell, can realize the automated production flow process of strain gauge load cell, save the disassembly and assembly time of sensor greatly; Meanwhile, it is few that the utility model Driving Stepping Motor consumes electric energy, is conducive to energy-saving and emission-reduction;
(3) system of the present utility model is simple, and maintenance cost is low, can carry out promotion and application widely.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the structural representation of device for revolving and driving of the present utility model;
Fig. 3 is the structural representation of weighted platform of the present utility model;
Fig. 4 is the of the present utility model first structural representation loading chain;
Fig. 5 is the structural representation of circular loading guide rail of the present utility model;
Fig. 6 is the structural representation of two kinds of duties of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment and diagram, setting forth the utility model further.
Below in conjunction with accompanying drawing, creep loading device for testing of the present utility model is specifically described.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of circumference type four station strain gauge load cell creep loading device for testing, comprises upper mounting plate 1, bracing frame 2, first loads chain 3, second loading chain 4, the 3rd loading chain 5, the 4th loads chain 6, device for revolving and driving 7, weighted platform 8, stand 9, display screen 10, strain gauge load cell 11.It is identical that described first loads chain 3, second loading chain 4, the 3rd loading chain 5, the 4th loads chain 6 structure, is all hingedly mounted on upper mounting plate 1; Described device for revolving and driving 7 is arranged on weighted platform 8; Described weighted platform 8 is arranged in stand 9; Described bracing frame 2 is used for connecting upper mounting plate 1 and weighted platform 8, meanwhile, can be used for installing display screen 10; Described display screen 10 is provided with button, can control loading test and record corresponding test data; Described strain gauge load cell 11 comprises one, two, three, four, five, six, seven, No. eight strain gauge load cell.Described strain gauge load cell 11 has certain testing range.
Described first loads chain 3 comprises tension compression bidirectional cylinder 301, upper junction plate 302, lower connecting plate 303, measuring head 304, counterweight connecting link 305, test counterweight 306; Described tension compression bidirectional cylinder 301 upper end thereof is arranged on upper mounting plate 1, and lower end is hingedly mounted on upper junction plate 302; Described upper junction plate 302 and lower connecting plate 303 are bolted; Described measuring head 304 is arranged on lower connecting plate 303 by bolt; The upper end of described counterweight connecting link 305 is arranged on lower connecting plate 303 by bolt; Described test counterweight 306 is arranged on the lower end of counterweight connecting link 305.
Described device for revolving and driving 7 comprises circular loading guide rail 701, loading bench 702, rotating disk 703, connecting rod 704, connecting rod base 705, circumference chute 706, ball 707.Described circular loading guide rail 701 comprises one, two, three, four, five, six, seven, No. eight circular loading guide rail; Described loading bench 702 comprises one, two, three, four, five, six, seven, No. eight loading bench; Described connecting rod 704, the quantity of connecting rod base 705 are eight.Described rotating disk 703 is arranged on weighted platform 8 by bearing, and the rotation of described rotating disk 703 is driven by speed reduction unit by drive motor, and described drive motor is stepper motor; One end of described connecting rod 704 is hingedly mounted on the ear seat on circular loading guide rail 701, and the other end and the connecting rod base 705 of connecting rod 704 pass through pinned connection; Described connecting rod base 705 is welded on rotating disk 703; Described loading bench 702 is provided with fixture 7021, and described fixture 7021 comprises fixture and lower clamp, for the location to strain gauge load cell 11; Described loading bench 702 is arranged on circular loading guide rail 701 by bolt; The lower surface of described circular loading guide rail 701 is provided with ball grooves; Also be provided with ball grooves in the groove of described circumference chute 706, in the ball grooves of described circumference chute 706, ball 707 be installed; Described circular loading guide rail 701 can slide with the ball 707 in ball grooves.
Described weighted platform 8 is provided with circular hole 801, for passing of counterweight connecting link 305.
In use, step is as follows for the utility model:
First load on a circular loading guide rail of the left end of chain 3 first, the strain gauge load cell 11 pending creep tested is arranged on a loading bench on a circular loading guide rail respectively by upper and lower fixture;
Then, under the rotating disk 703 of device for revolving and driving 7 and the driving of connecting rod 704, circular loading guide rail 701 circumferentially slide, is transported to immediately below the test point of the first loading chain 3 by be tested strain gauge load cell; First loads chain 3 moves downward, and the first measuring head 304 loading chain 3 is tested will test strain gauge load cell; Now, load first on No. two loading bench on No. two circular loading guide rails of the right-hand member of chain 3 and No. two strain gauge load cells are installed;
After the first creep test job of loading chain 3 to a strain gauge load cell terminates, first loads chain 3 moves upward; Under the rotating disk 703 of device for revolving and driving 7 and the driving of connecting rod 704, circular loading guide rail 701 circumferentially chute 706 slides, a strain gauge load cell is transported to the left end of the first loading chain 3, now, No. two strain gauge load cells are transported to immediately below the test point of the measuring head 304 of the first loading chain 3, first loads chain 3 moves downward, and measuring head 304 carries out creep test to No. two strain gauge load cells; Load the left end of chain 3 first, tested sensor is loaded table top from No. one and pulls down by staff, and installs next group sensor to be tested; Then under the rotating disk 703 of device for revolving and driving 7 and the driving of connecting rod 704, circular loading guide rail 701 circumferentially chute 706 slides, No. two sensors are transported to the right-hand member of the first loading chain 3, test immediately below the test point that the sensor to be tested just installed is transported to the measuring head 304 of the first loading chain 3, thus enter next working cycle; Circular loading guide rail 701 like this circular motion back and forth, strain gauge load cell 11 carries out the work of installation, test and dismounting repeatedly;
In like manner, second loads chain 4, the 3rd loading chain 5, the 4th loads chain 6 and carries out identical operation steps.
In the course of the work, staff I loads the right-hand member of chain 4 at the left end, second that first loads chain 3, strain gauge load cell 11 is arranged on after on No. one, No. three loading bench, then the strain gauge load cell 11 tested is unloaded at the right-hand member of the first loading chain 3, the left end of the second loading chain 4, and new strain gauge load cell to be measured is installed; Then next working cycle is started; In like manner, staff II carries out same work at the 3rd loading chain 5, the 4th left and right end loading chain 6.
More than show and describe ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a circumference type four station strain gauge load cell creep loading device for testing, is characterized in that: comprise upper mounting plate, bracing frame, the first loading chain, second loads chain, the 3rd loading chain, the 4th loads chain, device for revolving and driving, weighted platform, stand, display screen, strain gauge load cell; Described first loads chain, the second loading chain, the 3rd loads chain, the 4th loading chain structure is identical, is all hingedly mounted on upper mounting plate; Described device for revolving and driving is arranged on weighted platform; Described weighted platform is arranged in stand; Described strain gauge load cell comprises one, two, three, four, five, six, seven, No. eight strain gauge load cell;
Described device for revolving and driving comprises circular loading guide rail, loading bench, rotating disk, connecting rod, connecting rod base, circumference chute, ball; Described circular loading guide rail comprises one, two, three, four, five, six, seven, No. eight circular loading guide rail; Described loading bench comprises one, two, three, four, five, six, seven, No. eight loading bench; Described connecting rod, the quantity of connecting rod base are eight; Described rotating disk is arranged on weighted platform by bearing, and the rotation of described rotating disk is driven by speed reduction unit by drive motor, and described drive motor is stepper motor; One end of described connecting rod is hingedly mounted on the ear seat on circular loading guide rail, and the other end and the connecting rod base of connecting rod pass through pinned connection; Described connecting rod base is welded on rotating disk; Described loading bench is provided with fixture, and described fixture comprises fixture and lower clamp; Described loading bench is arranged on circular loading guide rail by bolt; The lower surface of described circular loading guide rail is provided with ball grooves; Be provided with ball grooves in described circumference chute, in the ball grooves of described circumference chute, ball be installed;
2. a kind of circumference type four station strain gauge load cell creep loading device for testing according to claim 1, is characterized in that: described first loads chain comprises tension compression bidirectional cylinder, upper junction plate, lower connecting plate, measuring head, counterweight connecting link, test counterweight; Described tension compression bidirectional cylinder upper end thereof is arranged on upper mounting plate, and lower end is hingedly mounted on upper junction plate; Described upper junction plate and lower connecting plate are bolted; Described measuring head is arranged on lower connecting plate by bolt; The upper end of described counterweight connecting link is arranged on lower connecting plate by bolt; Described test counterweight is arranged on the lower end of counterweight connecting link.
3. a kind of circumference type four station strain gauge load cell creep loading device for testing according to claim 1, is characterized in that: described weighted platform is provided with circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520035745.1U CN204330119U (en) | 2015-01-19 | 2015-01-19 | A kind of circumference type four station strain gauge load cell creep loading device for testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520035745.1U CN204330119U (en) | 2015-01-19 | 2015-01-19 | A kind of circumference type four station strain gauge load cell creep loading device for testing |
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| CN204330119U true CN204330119U (en) | 2015-05-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115315A (en) * | 2018-08-10 | 2019-01-01 | 台衡精密测控(昆山)股份有限公司 | Weighing sensor test equipment |
| CN110726466A (en) * | 2019-08-30 | 2020-01-24 | 陕西理工大学 | Multi-station creep calibration device and method |
| CN112859096A (en) * | 2021-03-04 | 2021-05-28 | 仓东 | 360-degree omnidirectional laser scanning slewing mechanism device and scanning method |
-
2015
- 2015-01-19 CN CN201520035745.1U patent/CN204330119U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115315A (en) * | 2018-08-10 | 2019-01-01 | 台衡精密测控(昆山)股份有限公司 | Weighing sensor test equipment |
| CN109115315B (en) * | 2018-08-10 | 2023-09-29 | 台衡精密测控(昆山)股份有限公司 | Weighing sensor test equipment |
| CN110726466A (en) * | 2019-08-30 | 2020-01-24 | 陕西理工大学 | Multi-station creep calibration device and method |
| CN112859096A (en) * | 2021-03-04 | 2021-05-28 | 仓东 | 360-degree omnidirectional laser scanning slewing mechanism device and scanning method |
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| 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: 20150513 Termination date: 20170119 |