CN209432389U - A kind of spring tension device for measuring properties - Google Patents

A kind of spring tension device for measuring properties Download PDF

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Publication number
CN209432389U
CN209432389U CN201920326962.4U CN201920326962U CN209432389U CN 209432389 U CN209432389 U CN 209432389U CN 201920326962 U CN201920326962 U CN 201920326962U CN 209432389 U CN209432389 U CN 209432389U
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CN
China
Prior art keywords
spring
chip microcontroller
pulling force
mounting table
stepper motor
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
Application number
CN201920326962.4U
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Chinese (zh)
Inventor
杜永博
黄林峰
金一龙
尹祖望
吴佳华
李明
王杰强
周帅
韩国光
卢泽羲
樊茁正
王钰环
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CENTURY COLLEGE BEIJING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS
Original Assignee
CENTURY COLLEGE BEIJING UNIVERSITY OF POSTS AND TELECOMMUNICATIONS
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Publication date
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Priority to CN201920326962.4U priority Critical patent/CN209432389U/en
Application granted granted Critical
Publication of CN209432389U publication Critical patent/CN209432389U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of spring tension device for measuring properties, including mounting table and spring, spring is fixedly connected with by spring mounting plate on the inner sidewall of mounting table, the other end of spring is connected with pulling force transmitter by spring coupling plate, connecting column is fixedly connected at the top of spring coupling plate, connecting column is connected with lantern ring, lantern ring is set on measuring scale, measuring scale both ends are fixedly connected with two inner sidewalls of mounting table, pulling force transmitter bottom is fixedly connected with slide unit, slide unit is set on screw rod, screw rod one end is rotatablely connected by the stepper motor of shaft coupling and included motor shaft, bearing rotation connection in the other end and bearing block of screw rod, and bearing block is fixed on the inner sidewall of mounting table, motor cover is provided on the outside of stepper motor, pass through the pulling force transmitter and measuring scale of setting, pulling force and stretching length to spring Degree measures, and measures convenient for the pulling force to spring, and the performance of spring is learnt with this.

Description

A kind of spring tension device for measuring properties
Technical field
The utility model relates to spring tension field of measuring technique, specially a kind of spring tension device for measuring properties.
Background technique
It is current to carry out spring tension performance test, it is essentially all to manually control, intelligence degree is lower;It does not deposit on the market In a kind of spring tension measuring device, the control to movement, extension spring, spring pulling dynamometer, progress spring can be passed through The acquisition and processing of pulling force data.
Utility model content
The purpose of this utility model is to provide a kind of spring tension device for measuring properties, to solve in above-mentioned background technique The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of spring tension device for measuring properties, packet It includes mounting table and spring, spring is fixedly connected with by spring mounting plate on the inner sidewall of mounting table, the other end of spring passes through Spring coupling plate is connected with pulling force transmitter, and connecting column is fixedly connected at the top of spring coupling plate, and connecting column is connected with lantern ring, Lantern ring is set on measuring scale, and measuring scale both ends are fixedly connected with two inner sidewalls of mounting table, pulling force transmitter bottom and cunning Platform is fixedly connected, and slide unit is set on screw rod, and screw rod one end is rotatablely connected by the stepper motor of shaft coupling and included motor shaft, Bearing rotation connection in the other end and bearing block of screw rod, and bearing block is fixed on the inner sidewall of mounting table, step It is provided with motor cover on the outside of into motor, and motor cover is fixed on the other side inner sidewall of mounting table, the bottom of motor cover It is provided with support frame, stepper motor is connected with driver, and pulling force transmitter is electrical by the serial ports of protocol converter and single-chip microcontroller Connection.
Preferably, single-chip microcontroller is STM32 single-chip microcontroller, and single-chip microcontroller is electrically connected by row's needle and touch screen, the PB8 of single-chip microcontroller Pin and buzzer are electrically connected, and buzzer is electrically connected with transistor amplifier.
Preferably, the power module of 5VDC and 24VDC, and single-chip microcontroller is electrically connected in pulling force transmitter and driver It is electrically connected with the power module of 12V.
Preferably, pulling force transmitter includes tension sensor, weight transmitter and protocol converter, and tension sensor is electrical Be connected with weight transmitter, weight transmitter and protocol converter are electrically connected, the serial ports PA9 of protocol converter and single-chip microcontroller and PA10 is electrically connected.
Preferably, the pulse pin of the PE2 pin connection driver of single-chip microcontroller, the PE1 pin connection stepping electricity of single-chip microcontroller The direction pin of machine, the enabled pin of the PE3 pin connection driver of single-chip microcontroller, stepper motor is four line motor of two-phase, stepping A, B phase port of motor connection driver.
Preferably, measuring scale both ends pass through mounting blocks and are fixedly connected with two inner sidewalls of mounting table.
Compared with prior art, the utility model has the beneficial effects that by the pulling force transmitter and measuring scale of setting, it is right The pulling force and tensile elongation of spring measure, and measure convenient for the pulling force to spring, and the performance of spring, this kind are learnt with this Measuring device is operated by single-chip microcontroller, and intelligence degree is high, easy to use, is offered convenience to measurement work.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the control system architecture schematic diagram of the utility model;
Fig. 3 is the control system circuit schematic diagram of the utility model.
In figure: 1, mounting table;2, stepper motor;21, shaft coupling;22, screw rod;23, bearing block;3, spring;31, spring is pacified Loading board;32, spring coupling plate;4, pulling force transmitter;5, slide unit;6, measuring scale;61, lantern ring;62, connecting column;63, mounting blocks; 7, single-chip microcontroller;8, touch screen;9, buzzer;10, driver;11, protocol converter;12, power module.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal" Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of spring tension device for measuring properties, including Mounting table 1 and spring 3 are fixedly connected with spring 3, the other end of spring 3 by spring mounting plate 31 on the inner sidewall of mounting table 1 It is connected with pulling force transmitter 4 by spring coupling plate 32, the top of spring coupling plate 32 is fixedly connected with connecting column 62, connecting column 62 are connected with lantern ring 61, and lantern ring 61 is set on measuring scale 6, and 6 both ends of measuring scale, which are fixed with two inner sidewalls of mounting table 1, to be connected It connects, 4 bottom of pulling force transmitter is fixedly connected with slide unit 5, and slide unit 5 is set on screw rod 22, and 22 one end of screw rod passes through shaft coupling 21 It is rotatablely connected with the stepper motor 2 of included motor shaft, the other end of screw rod 22 and the bearing in bearing block 23 are rotatablely connected, and axis It holds seat 23 to be fixed on the inner sidewall of mounting table 1, motor cover is provided on the outside of stepper motor 2, and motor cover fixation is set It sets on the other side inner sidewall of mounting table 1, the bottom of motor cover is provided with support frame, and stepper motor 2 is connected with driver 10, Pulling force transmitter 4 is electrically connected by the serial ports 1 of protocol converter 11 and single-chip microcontroller 7.Pulling force transmitter and survey by setting Gage measures the pulling force and tensile elongation of spring, measures convenient for the pulling force to spring, and the property of spring is learnt with this Energy.
Single-chip microcontroller 7 is STM32 single-chip microcontroller, and single-chip microcontroller 7 is electrically connected by row's needle and touch screen 8, and the PB8 of single-chip microcontroller 7 draws Foot and buzzer 9 are electrically connected, and buzzer 9 is electrically connected with transistor amplifier.The amplification of signal is carried out, single-chip microcontroller 7 PE2 pin connects the pulse pin of driver 10, the direction pin of the PE1 pin connection stepper motor 2 of single-chip microcontroller 7, single-chip microcontroller 7 PE3 pin connection driver 10 enabled pin, stepper motor 2 be four line motor of two-phase, stepper motor 2 connect driver 10 A, B phase port.
The power module 12 of 5VDC and 24VDC, and single-chip microcontroller 7 is electrically connected in pulling force transmitter 4 and driver 10 It is electrically connected with the power module 12 of 12V.Pulling force transmitter 4 includes tension sensor, weight transmitter and protocol converter 11, Tension sensor is electrically connected with weight transmitter, and weight transmitter and protocol converter 11 are electrically connected, protocol converter 11 It is electrically connected with the serial ports PA9 and PA10 of single-chip microcontroller 7.
6 both ends of measuring scale pass through mounting blocks 63 and are fixedly connected with two inner sidewalls of mounting table 1, are surveyed by 63 Duis of mounting blocks Installation is fixed in gage 6.
Working principle: in use, controlling the rotation direction and acceleration and deceleration of stepper motor 2, stepper motor 2 by single-chip microcontroller 7 It drives screw rod 22 to rotate by motor shaft and shaft coupling 21, slide unit 5 is driven to be slided, pulling force transmitter 4 is driven to be moved, Spring 3 is stretched, meanwhile, the elongation of spring 3 drives lantern ring 61 in measuring scale by spring coupling plate 32 and connecting column 62 It is slided on 61, spring elongation length is measured, spring tension is measured by the tensile elongation and pulling force transmitter 4 of measurement, The performance of spring is learnt with this, user passes through the related setting that touch screen 8 carries out the display of pulling force data and slide unit 5 moves, Buzzer 9 confirms that the 232 level agreements that weight transmitter is sent out need to pass through agreement for 8 touch function ring of touch screen Converter 11 is converted into Transistor-Transistor Logic level can just be received by the serial ports PA9 and PA10 of single-chip microcontroller 7, carry out parsing and the place of pulling force data Reason, single-chip microcontroller 7 send pulse signal, direction signal, enable signal to stepper motor 2 and driver 10, arteries and veins by common serial ports Rushing signal can control the speed of the operation of stepper motor 2, and direction signal controls the positive and negative rotation of stepper motor 2, enable signal control The operation and stopping of stepper motor 2, driver 10 are connected to stepper motor 2 by A, B phase line.Power module 12 turns from 220VAC It at 5VDC and 24VDC, powers respectively to pulling force transmitter 4 and driver 10, STM32 single-chip microcontroller 7 is supplied by individual 12V power supply Electricity.
It is worth noting that: whole device realizes control to it by main control button, sets since control button is matched Standby is commonly used equipment, belongs to existing mature technology, details are not described herein its electrical connection and specific circuit structure.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of spring tension device for measuring properties, including mounting table (1) and spring (3), it is characterised in that: mounting table (1) It is fixedly connected with spring (3) on inner sidewall by spring mounting plate (31), the other end of spring (3) passes through spring coupling plate (32) It is connected with pulling force transmitter (4), is fixedly connected at the top of spring coupling plate (32) connecting column (62), connecting column (62) is connected with Lantern ring (61), lantern ring (61) are set on measuring scale (6), and measuring scale (6) both ends, which are fixed with two inner sidewalls of mounting table (1), to be connected It connects, pulling force transmitter (4) bottom is fixedly connected with slide unit (5), and slide unit (5) is set on screw rod (22), and screw rod (22) one end is logical The stepper motor (2) for crossing shaft coupling (21) and included motor shaft is rotatablely connected, in the other end of screw rod (22) and bearing block (23) Bearing rotation connection, and bearing block (23) is fixed on the inner sidewall of mounting table (1), is set on the outside of stepper motor (2) It is equipped with motor cover, and motor cover is fixed on the other side inner sidewall of mounting table (1), the bottom of motor cover is provided with support Frame, stepper motor (2) are connected with driver (10), and pulling force transmitter (4) passes through the string of protocol converter (11) and single-chip microcontroller (7) Mouth 1 is electrically connected.
2. a kind of spring tension device for measuring properties according to claim 1, it is characterised in that: single-chip microcontroller (7) is STM32 Single-chip microcontroller, single-chip microcontroller (7) are electrically connected by row's needle and touch screen (8), and the PB8 pin of single-chip microcontroller (7) and buzzer (9) are electrically Connection, buzzer (9) are electrically connected with transistor amplifier.
3. a kind of spring tension device for measuring properties according to claim 1, it is characterised in that: pulling force transmitter (4) and The power module (12) of 5VDC and 24VDC is electrically connected in driver (10), and single-chip microcontroller (7) is electrically connected with 12V's Power module (12).
4. a kind of spring tension device for measuring properties according to claim 1, it is characterised in that: pulling force transmitter (4) packet Tension sensor, weight transmitter and protocol converter (11) are included, tension sensor is electrically connected with weight transmitter, and weighing becomes Device and protocol converter (11) is sent to be electrically connected, protocol converter (11) and the serial ports PA9 and PA10 of single-chip microcontroller (7) electrically connect It connects.
5. a kind of spring tension device for measuring properties according to claim 1, it is characterised in that: the PE2 of single-chip microcontroller (7) draws Foot connects the pulse pin of driver (10), the direction pin of PE1 pin connection stepper motor (2) of single-chip microcontroller (7), single-chip microcontroller (7) the enabled pin of PE3 pin connection driver (10), stepper motor (2) are four line motor of two-phase, and stepper motor (2) is even A, B phase port of driver connected (10).
6. a kind of spring tension device for measuring properties according to claim 1, it is characterised in that: measuring scale (6) both ends are equal It is fixedly connected by mounting blocks (63) with two inner sidewalls of mounting table (1).
CN201920326962.4U 2019-03-14 2019-03-14 A kind of spring tension device for measuring properties Expired - Fee Related CN209432389U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920326962.4U CN209432389U (en) 2019-03-14 2019-03-14 A kind of spring tension device for measuring properties

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920326962.4U CN209432389U (en) 2019-03-14 2019-03-14 A kind of spring tension device for measuring properties

Publications (1)

Publication Number Publication Date
CN209432389U true CN209432389U (en) 2019-09-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920326962.4U Expired - Fee Related CN209432389U (en) 2019-03-14 2019-03-14 A kind of spring tension device for measuring properties

Country Status (1)

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CN (1) CN209432389U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2586823A (en) * 2019-09-04 2021-03-10 Eaton Intelligent Power Ltd Bend test apparatus for a hydraulic hose

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2586823A (en) * 2019-09-04 2021-03-10 Eaton Intelligent Power Ltd Bend test apparatus for a hydraulic hose

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190924

Termination date: 20200314

CF01 Termination of patent right due to non-payment of annual fee