CN201974360U - Digital display automatic adhesion instrument - Google Patents
Digital display automatic adhesion instrument Download PDFInfo
- Publication number
- CN201974360U CN201974360U CN2011200218145U CN201120021814U CN201974360U CN 201974360 U CN201974360 U CN 201974360U CN 2011200218145 U CN2011200218145 U CN 2011200218145U CN 201120021814 U CN201120021814 U CN 201120021814U CN 201974360 U CN201974360 U CN 201974360U
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- steel wire
- instrument
- pulling force
- briquetting
- motor
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Abstract
The utility model provides a digital display automatic adhesion instrument, which comprises a control part and a mechanical part, wherein a motor of the control part is fixed on a crossbeam of a support frame; a rotating shaft of the motor is connected with one end of a steel wire; the steel wire bypasses a pulley fixed on the crossbeam of the support frame along the crossbeam of the support frame to sag; the other end of the steel wire is connected with one end of a steel wire joint connected with a tension sensor; the other end of the steel wire joint is connected with a prepressing block through a soft bracing wire; a sample box fixed on a sample box seat is arranged below the prepressing block; the steel wire, the tension sensor, the pull prepressing block and the sample box are located on the same axis; the motor is electrically connected with a control box body; and the tension sensor is electrically connected with the control box body. The digital display automatic adhesion instrument has the effects that by adopting the structure of the instrument, the test steps are reduced in testing, the steel ball weighing works are reduced, the loading rate is uniform, the sample is evenly stressed, and the test data acquisition is more stable and accurate, so that a test result more approaches to a true value, and the test efficiency is obviously improved. The digital display automatic adhesion instrument is suitable for measuring the adhesion of various soils.
Description
Technical field
The utility model relates to the surveying instrument of the adhesion of port boat dredging work and all kinds of soil, and particularly a kind of numeral shows automatic adhesion instrument.
Background technology
Adhesion is an important technology index in the boat dredging work of port, adopts the adhesion instrument to measure.Traditional adhesion instrument is a kind of manual mechanical type instrument, in process of the test, it is to realize as the iron sand of load by artificial interpolation that the one side load applies, or realize by the hand runner that is connected with dynamometer spring, inhomogeneous in the test owing to rate of loading, cause the sample unbalance stress, often sample is had disturbance, process of the test is wayward; Process of the test is complicated on the other hand, needs manually weighing loading or repeated calculation loading repeatedly, and these factors cause final stringency of test poor, test length consuming time.
Summary of the invention
For solving the problem that exists in the above-mentioned technology, the purpose of this utility model provides a kind of numeral and shows automatic adhesion instrument, help in process of the test, making that precompressed accurate timing, peak-data automatically lock, data recording is accurate, because rate of loading is even, sample is stressed evenly, and the parallel error of test figure is little.
For achieving the above object, the technical solution adopted in the utility model provides a kind of numeral and shows automatic adhesion instrument, it is characterized in that: this adhesion instrument includes the fixedly chassis and the support frame of control section and mechanical part, and described control section includes motor, pulling force sensor, limit switch, control casing; Described mechanical part includes sample box, is fixed on the sample cassette holder on the chassis, pre-briquetting, soft drawn wire, wire joint, steel wire, pulley; Described motor is fixed on the crossbeam of support frame, be connected with an end of steel wire on the turning axle of motor, it is sagging that steel wire is walked around the pulley that is fixed on the support frame crossbeam along the crossbeam of support frame, the other end of steel wire is connected with wire joint one end that is connected with pulling force sensor, the wire joint other end is connected with pre-briquetting by soft drawn wire, the below of pre-briquetting is provided with the sample box that is fixed on the sample cassette holder, and steel wire, pulling force sensor, the pre-briquetting of pulling and sample box are on same axis; Described motor is electrically connected with the control casing, and pulling force sensor is electrically connected with the control casing.
Effect of the present utility model is that the structure of this instrument makes testing cover plate unite two into one with pre-briquetting to have reduced test procedure, and the work of pre-briquetting being carried out precompressed to test specimen unites two into one by testing cover plate and pre-briquetting, has reduced the work of cancelling precompressed; Change numeral into by the method dynamometry of weighing by steel ball and show automatic test approach, reduced the work that steel ball is weighed, make test process more steady simultaneously, reduced artificial test error, stablizing more of test data collection is accurate; Joining day relay in control circuit is exactly in order to make squeeze time accurate, unique; In the process of motor operation pulling force sensor on move and installed limit switch additional, guaranteed the safe in utilization of instrument.Pre-briquetting and test chamber cover plate are two-in-one; Tension uniform; Pulling force is measured by pulling force sensor, and shows automatically, automatically locks the pulling force peak value; Squeeze time automatic setting, timing finish motor and work automatically.
Show that by contrasting numeral of the present invention automatic adhesion instrument has following characteristics:
1, owing to avoided the impact of iron sand, make test findings more near actual value.
2, parallel error obviously reduces.
3, test efficiency obviously improves.
Description of drawings
Fig. 1 is the installation diagram that numeral of the present utility model shows automatic adhesion instrument;
Fig. 2 is the schematic diagram of control circuit of the present utility model.
Among the figure:
1, motor 2, limit switch 3, steel wire 4, wire joint 5, pulling force sensor
6, starting switch 7, the time relay 8, hand switch 9, pulling force display
10, soft drawn wire 11, pre-briquetting 12, sample box 13, foot bolt 14, sample cassette holder
15, motor connecting line 16, pulling force sensor connecting line 17, power lead 18, pulley
Specific implementation method
In conjunction with the accompanying drawings numeral of the present utility model is shown that automatic adhesion instrument structure is illustrated.
As shown in Figure 1, numeral of the present utility model shows that the design philosophy of automatic adhesion instrument is that testing cover plate unites two into one with pre-briquetting and reduced test procedure, reduces the disturbance to sample; Replace the method that steel ball is weighed by dynamometer, reduced the work that steel ball is weighed, make test process more steady simultaneously, reduced artificial test error, stablizing more of test data collection is accurate; Joining day relay in control circuit makes squeeze time accurate, unique; In the process of motor operation pulling force sensor on move and installed limit switch additional, guaranteed the safe in utilization of instrument.
Numeral of the present utility model shows automatic adhesion instrument, and this adhesion instrument includes the fixedly chassis and the support frame of control section and mechanical part, and described control section includes motor 1, pulling force sensor 5, limit switch 2, controls casing; Described mechanical part includes sample box 12, is fixed on the sample cassette holder 14 on the chassis, pre-briquetting 11, soft drawn wire 10, wire joint 4, steel wire 3, pulley 18.
Described motor 1 is fixed on the crossbeam of support frame, be connected with an end of steel wire 3 on the turning axle of motor 1, it is sagging that steel wire 3 is walked around the pulley 18 that is fixed on the support frame crossbeam along the crossbeam of support frame, the other end of steel wire 3 is connected with wire joint 4 one ends that are connected with pulling force sensor 5, wire joint 4 other ends are connected with pre-briquetting 11 by soft drawn wire 10, the below of pre-briquetting 11 is provided with the sample box 12 that is fixed on the sample cassette holder 14, and steel wire 3, pulling force sensor 5, the pre-briquetting 11 of pulling and sample box 12 are on same axis; Be provided with the foot bolt 13 of regulating flatness in the bottom on chassis.
Described motor 1 is electrically connected with the control casing, and pulling force sensor 5 is electrically connected with the control casing, and described control casing includes starting switch 6, the time relay 7, hand switch 8, the pulling force display 9 that is electrically connected mutually successively.For guaranteeing that numeral shows the safety of automatic adhesion instrument motor 1 running in to the test process of sample, the limit switch 2 that is connected with motor 1 has been installed, in that do not have can auto stop under the situation of manual intervention below pulley.
Numeral shows that automatic adhesion instrument is in the test process to sample, use gravity from the mode of hanging down by steel wire 3 with pulling force sensor 5 with briquetting 11 is vertical in advance slings and sample box 12 places on the same axis, sample is carried out precompressed and drawing, reduced other additional force that manually-operated produced.
This instrument carries out precompressed by 11 pairs of samples of pre-briquetting, set squeeze time in advance, time is adjustable, and codes and standards are 1 minute, after precompressed finishes, motor 1 is worked automatically, the pre-briquetting 11 of pull-up at the uniform velocity, pre-briquetting 11 is the cover plate of double as soil container simultaneously, lifts in the process, pulling force sensor 5 is worked simultaneously, shows the pulling force that is produced automatically.When pre-briquetting 11 with after sample box 12 separates fully, pulling force sensor 5 auto locking peaks, when pre-briquetting 11 rises to the precalculated position, motor 1 stops automatically.
The course of work of this instrument is to drive steel wire 3 motions by motor 1, steel wire turns to through pulley 18 and drives pulling force sensor 5 and spur pre-briquetting 11 motions, make its break away from sample box 12 in sample bonding, its cohesive force is adhesion, and this power is to measure by the pulling force display 9 of pulling force sensor 5 in the control casing.Motor 1 is connected with the time relay 7 of control in the casing, the realization Auto Power On; Limit switch 2 is connected with motor 1 realizes auto stop; Pulling force sensor 5 is connected with the pulling force display 9 of control in the casing, described numeral shows that the running of the motor 1 of automatic adhesion instrument is to control by the control circuit in the control casing, control circuit includes starting switch 6, the time relay 7, hand switch 8, limit switch 2, its circuit diagram as shown in Figure 2, it implements control procedure is at first to adjust the original state of instrument work with hand switch, open starting switch, delay time by time relay control electric motor starting, it is squeeze time, motor 1 running, when pre-briquetting 11 break away from sample box 12 in sample bonding after, can close starting switch, finish once test to sample.
Numeral of the present utility model shows that the method for testing of automatic adhesion instrument and traditional adhesion testing tool compares, and its advantage is: pulling force sensor 5 is connected with pulling force display 9 realizes that numeral shows pulling force, auto locking peak.Because pre-briquetting 11 has reduced test procedure for the lid of the precompressed on precompressed counterweight and the sample box 12 unites two into one, the work of 11 pairs of test specimens of pre-briquetting being carried out precompressed unites two into one by testing cover plate and pre-briquetting, has reduced the work of cancelling precompressed; Change numeral into by the method dynamometry of weighing by steel ball and show automatic test approach, reduced the work that steel ball is weighed, make test process more steady simultaneously, reduced artificial test error, stablizing more of test data collection is accurate; Joining day relay in control circuit makes squeeze time accurate, unique; In the process of motor operation pulling force sensor on move and installed limit switch additional, guaranteed the safe in utilization of instrument.
Numeral of the present utility model shows that automatic adhesion instrument function is achieved in that
1, will be placed on stably on the desktop, connect pulling force sensor 5, the position of adjusting steel wire 3 and soft drawn wire 10, with instrument by foot bolt 13 leveling.
2, energized and open the switch of pulling force display 9 will show zero setting by reset key.
3, move hand switch 8 with pre-briquetting 11 pull-ups to vacant state.
4, put into test specimen, move motor 1 microswitch pre-briquetting 11 is slowly reduced on the test specimen of sample box 12, make soft drawn wire 10 be relaxed state, pulling force sensor 5 is contacted with pre-briquetting 11.
5, press starting switch 6, on-test.
6, in one minute with 9 zero setting of pulling force display.
7, after pre-briquetting 11 pull-ups, turn off starting switch 6, read peaked numerical value and real-time value of thrust and record in the pulling force display 9.
8, maximal value is deducted real-time value of thrust and be the maximum pull value.
It should be noted that:
1. the connection electric wire of pulling force sensor 5 will loosen, and the phenomenon of being pullled can not be arranged.
2. the placement of pre-briquetting 11 want slowly and the position stable between two parties.
3. the working time of the time relay should place on the squeeze time of testing requirements, is generally one minute.
Numeral shows that automatic adhesion instrument and manual adhesion instrument test figure contrast as following table:
Claims (5)
1. a numeral shows automatic adhesion instrument, it is characterized in that: this adhesion instrument includes the fixedly chassis and the support frame of control section and mechanical part, and described control section includes motor (1), pulling force sensor (5), limit switch (2), control casing; Described mechanical part includes sample box (12), is fixed on the sample cassette holder (14) on the chassis, pre-briquetting (11), soft drawn wire (10), wire joint (4), steel wire (3), pulley (18);
Described motor (1) is fixed on the crossbeam of support frame, be connected with an end of steel wire (3) on the turning axle of motor (1), it is sagging that steel wire (3) is walked around the pulley (18) that is fixed on the support frame crossbeam along the crossbeam of support frame, the other end of steel wire (3) is connected with wire joint (4) one ends that are connected with pulling force sensor (5), wire joint (4) other end is connected with pre-briquetting (11) by soft drawn wire (10), the below of pre-briquetting (11) is provided with the sample box (12) that is fixed on the sample cassette holder (14), steel wire (3), pulling force sensor (5), spur pre-briquetting (11) and sample box (12) on same axis;
Described motor (1) is electrically connected with the control casing, and pulling force sensor (5) is electrically connected with the control casing.
2. numeral according to claim 1 shows automatic adhesion instrument, it is characterized in that: described control casing includes starting switch (6), the time relay (7), hand switch (8), the pulling force display (9) that is electrically connected mutually successively.
3. numeral according to claim 1 shows automatic adhesion instrument, it is characterized in that: the bottom on described chassis is provided with the foot bolt (13) of regulating flatness.
4. numeral according to claim 1 shows automatic adhesion instrument, it is characterized in that: described motor (1) is connected with the limit switch (2) of realizing auto stop.
5. numeral according to claim 1 shows automatic adhesion instrument, it is characterized in that: the precompressed lid on precompressed counterweight and the sample box (12) unites two into one and is described pre-briquetting (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200218145U CN201974360U (en) | 2011-01-24 | 2011-01-24 | Digital display automatic adhesion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200218145U CN201974360U (en) | 2011-01-24 | 2011-01-24 | Digital display automatic adhesion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974360U true CN201974360U (en) | 2011-09-14 |
Family
ID=44579461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200218145U Expired - Lifetime CN201974360U (en) | 2011-01-24 | 2011-01-24 | Digital display automatic adhesion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201974360U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183456A (en) * | 2011-01-24 | 2011-09-14 | 中交第一航务工程勘察设计院有限公司 | Digitally displayed automatic adhesive force instrument |
| CN102998255A (en) * | 2012-11-22 | 2013-03-27 | 沈阳理工大学 | Method and device for testing adhesive force of glass lubricant |
| CN106781894A (en) * | 2015-03-13 | 2017-05-31 | 郭淑华 | One kind teaching tensile test apparatus |
| CN108333104A (en) * | 2018-01-30 | 2018-07-27 | 太原理工大学 | A kind of test device and method of test flexible material skin-friction force |
-
2011
- 2011-01-24 CN CN2011200218145U patent/CN201974360U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183456A (en) * | 2011-01-24 | 2011-09-14 | 中交第一航务工程勘察设计院有限公司 | Digitally displayed automatic adhesive force instrument |
| CN102183456B (en) * | 2011-01-24 | 2012-11-14 | 中交第一航务工程勘察设计院有限公司 | Digitally displayed automatic adhesive force instrument |
| CN102998255A (en) * | 2012-11-22 | 2013-03-27 | 沈阳理工大学 | Method and device for testing adhesive force of glass lubricant |
| CN106781894A (en) * | 2015-03-13 | 2017-05-31 | 郭淑华 | One kind teaching tensile test apparatus |
| CN106781894B (en) * | 2015-03-13 | 2019-07-02 | 南京牧信科技有限公司 | A kind of teaching tensile test apparatus |
| CN108333104A (en) * | 2018-01-30 | 2018-07-27 | 太原理工大学 | A kind of test device and method of test flexible material skin-friction force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110914 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |