CN215296446U - Scale calibration device - Google Patents

Abstract

The utility model relates to a school balance device relates to the field of calibration equipment, and it includes the extrusion piece, has seted up the standing groove on the extrusion piece, is provided with weighing sensor in the standing groove, and the spread groove has all been seted up to relative both sides wall on the extrusion piece, and the lateral wall of seting up the spread groove on the extrusion piece is adjacent with the lateral wall of seting up the standing groove, be provided with respectively in two spread grooves with the last pressure head of portal frame butt and with the lower pressure head of jack butt. This application has the effect that the extrusion force numerical value that the messenger staff can be comparatively convenient learn the jack and exert.

Description

Scale calibration device

Technical Field

The application relates to the field of calibration equipment, in particular to a scale calibration device.

Background

In the process of industrial production, in order to facilitate the movement of materials, a carrying vehicle is generally used for transporting the materials, in order to facilitate the movement of the carrying vehicle, a track for the movement of the carrying vehicle is built for the carrying vehicle to use, in order to enable workers to clearly know the weight of the materials in the carrying vehicle, a weighing sensor is arranged on the track, and when the carrying vehicle hovers on the track provided with the weighing sensor, the weighing sensor can measure the weight of the materials.

In the correlation technique, weighing sensor all needs the calibration after using a period of time, general weighing sensor use the weight calibration can, and foretell weighing sensor is difficult for placing the weight, thereby need other methods to calibrate, at the in-process of weighing sensor calibration, introduce the adaptation of jack and portal frame, place the jack between portal frame and weighing sensor, make the jack constantly to the portal frame application of force this moment, weighing sensor can receive the reaction force of portal frame, thereby make weighing sensor can calibrate according to the extrusion force of jack.

In view of the above-mentioned related art, the inventor believes that, in the above calibration process, the worker cannot easily know the value of the pressing force applied by the jack, and thus the worker cannot conveniently calibrate the weighing sensor.

SUMMERY OF THE UTILITY MODEL

In order to make the staff can be comparatively convenient learn the extrusion force numerical value that the jack was applyed, this application provides a school balance device.

The application provides a school balance device adopts following technical scheme:

the utility model provides a school balance device, includes the extrusion piece, the standing groove has been seted up on the extrusion piece, be provided with weighing sensor in the standing groove, the spread groove has all been seted up to relative both sides wall on the extrusion piece, the lateral wall of seting up the spread groove on the extrusion piece is adjacent with the lateral wall of seting up the standing groove, two be provided with respectively in the spread groove with the last pressure head of portal frame butt and with the lower pressure head of jack butt.

Through adopting above-mentioned technical scheme, when the sensor on the track needs the calibration, make down the pressure head butt on the jack, go up the pressure head butt on the portal frame, drive the jack application of force, the opening edge of standing groove takes place deformation on the extrusion piece, makes weighing sensor can measure the numerical value of jack extrusion pressure, and the extrusion force numerical value of the sensor on the reverse action track this moment can supply the staff to learn to the staff carries out the calibration operation to the sensor on the track.

Optionally, the upper pressing head and the lower pressing head are both in threaded connection with the connecting groove.

Through adopting above-mentioned technical scheme, go up the pressure head and all pass through threaded connection with pressure head down, make the in-process of going up the pressure head and using the pressure head down comparatively stable, the pressure head takes place from the condition that extrudees the piece with pressure head down on being difficult for appearing, when last pressure head or pressure head appear damaging down, the staff can be comparatively convenient change last pressure head or pressure head down.

Optionally, a fixing groove for the jack to be inserted is formed in the lower pressure head.

Through adopting above-mentioned technical scheme, the fixed slot set up difficult relative pressure head lateral shifting appears when making jack and the cooperation of pushing down the pressure head to reduce the condition emergence that the pressure head separated with the jack under the in-process of application of force of jack, improved the stability and the security of device in the use.

Optionally, the opening edge of the placing groove on the extrusion block is relatively provided with a deformation seam, and the deformation seam is located between the placing groove and the connecting groove.

Through adopting above-mentioned technical scheme, the opening edge that sets up the messenger standing groove of deformation seam is easily deformed to make weighing sensor can be comparatively convenient detect the extrusion force.

Optionally, the weighing device further comprises a housing, the pressing block penetrates through the upper surface and the lower surface of the housing, and the weighing sensor is located in the housing.

Through adopting above-mentioned technical scheme, the setting of shell makes weighing sensor can receive the protection to reduce weighing sensor and expose outside and strike other objects and take place the condition damaged.

Optionally, the shell is axially penetrated, openings at two ends of the shell are respectively provided with a front cover and a rear cover which cover the cross section of the opening, a display screen is arranged on the front cover, a circuit board is arranged in the shell, the output end of the weighing sensor is connected onto the circuit board, the output end of the circuit board is connected onto the display screen, a power socket is arranged on the rear cover, and interfaces of the power socket are respectively connected onto the weighing sensor, the circuit board and the display screen.

Through adopting above-mentioned technical scheme, supply socket makes weighing sensor, circuit board and display screen homoenergetic normal work in order to supply external power's connection, when weighing sensor measures the numerical value of extrusion force, can transmit numerical value to the display screen in to the staff of being convenient for reads the numerical value that measures.

Optionally, a battery box is arranged on the rear cover, and interfaces of the battery box are respectively connected to the weighing sensor, the circuit board and the display screen.

Through adopting above-mentioned technical scheme, when external power source connects inconveniently, can place the battery in the battery case, make weighing sensor, circuit board and display screen homoenergetic normal work to in the holistic operation of device.

Optionally, the front cover and the rear cover are both fixed to the housing by screws.

Through adopting above-mentioned technical scheme, the setting up of screw connection makes protecgulum and hou gai can dismantle relative the shell, when having the part to appear damaging in the shell, can pull down protecgulum and hou gai from the shell to staff's maintenance is convenient for.

Optionally, a fixing column is arranged on the circuit board, and the fixing column is connected to the front cover.

Through adopting above-mentioned technical scheme, the setting up of fixed post makes the relative protecgulum of circuit board fixed to the condition that the circuit board removed in the shell takes place when reducing the device uses, simultaneously, when the staff needs the symmetry retransmission sensor to maintain, the circuit board can follow the protecgulum and remove when taking off the protecgulum, and the symmetry retransmission sensor that makes the staff can be comparatively convenient maintains.

Optionally, the two opposite side walls of the outer shell are rotatably connected with handles.

Through adopting above-mentioned technical scheme, the setting up of handle makes things convenient for the staff to carry the device wholly, makes the device can remove at any time to the staff is convenient for the use of device.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the weighing sensor enables a worker to know the extrusion force applied by the jack, so that the worker can conveniently calibrate the sensor on the track;

2. the arrangement of the shell ensures that the weighing sensor is not exposed to the outside so as to reduce the damage of the weighing sensor caused by the impact of foreign objects;

3. the setting of supply socket and battery case makes the staff can select the power supply department of device according to actual conditions to the staff is to the use of device.

Drawings

FIG. 1 is a schematic diagram of a scale calibration device according to an embodiment of the present application;

FIG. 2 is a first cross-sectional view of a scale calibration device according to an embodiment of the present application;

FIG. 3 is a second cross-sectional view of a scale calibration device according to an embodiment of the present application;

fig. 4 is an enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. extruding the block; 2. a placement groove; 3. a weighing sensor; 4. connecting grooves; 5. an upper pressure head; 51. an upper fixing portion; 52. an upper pressing part; 6. a lower pressure head; 61. a lower fixing portion; 62. a lower extrusion part; 7. fixing grooves; 8. deformation seams; 9. a housing; 10. a front cover; 11. a rear cover; 12. a display screen; 13. a circuit board; 14. a power socket; 15. a battery case; 16. fixing a column; 17. a handle; 171. a grip portion; 172. a rotating part; 18. a fixing hole; 19. a thread groove; 20. and (4) mounting the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a scale calibration device. Referring to fig. 1 and 2, the scale calibration device comprises a housing 9 and an extrusion block 1, wherein the housing 9 is hollow, the extrusion block 1 penetrates through two opposite side walls of the housing 9, the two opposite side walls are defined as an upper surface and a lower surface respectively, and the extrusion block 1 is welded and fixed in the housing 9. The extrusion device is characterized in that a placing groove 2 is formed in one side wall of an extrusion block 1, the radial cross section of the placing groove 2 is circular, the axis of the placing groove 2 is perpendicular to the side wall of the extrusion block 1, on which the placing groove 2 is formed, is defined as a front end face, a weighing sensor 3 is fixedly mounted in the placing groove 2, and a probe of the weighing sensor 3 is distributed along the circumferential side wall of the placing groove 2. Connecting groove 4 has all been seted up at the upper and lower both ends face of extrusion piece 1, the radial cross sectional shape of connecting groove 4 is the upper surface of circular and connecting groove 4's axis perpendicular to extrusion piece 1, be provided with the internal thread on the lateral wall of connecting groove 4, be provided with pressure head 5 at extrusion piece 1 upper surface, it includes fixed part 51 and last extrusion portion 52 to go up pressure head 5, the shape of going up fixed part 51 and last extrusion portion 52 is the cylinder and coaxial setting between them, the external diameter of going up extrusion portion 52 is greater than the external diameter of last fixed part 51, the lateral wall of going up fixed part 51 is provided with the external screw thread with internal thread looks adaptation, make fixed part 51 and connecting groove 4 threaded connection realize going up pressure head 5 fixed on extrusion piece 1. Be provided with pressure head 6 down at the lower surface of extrusion piece 1, pressure head 6 includes fixed part 61 and lower extrusion part 62 down, and the shape of fixed part 61 and extrusion part 62 down is the cylinder and both coaxial settings, and the external diameter of extrusion part 62 is greater than the external diameter of fixed part 61 down, and the lateral wall of fixed part 61 is provided with the external screw thread with internal thread looks adaptation down, makes fixed part 61 and the fixed of pressure head 6 on extrusion piece 1 down of connecting groove 4 threaded connection realization down.

In the calibration process of sensor on the track, place the jack in orbital sensor department, make telescopic part butt on the jack on pressure head 6 down, make 5 butt of pressure head on the portal frame again, when drive jack makes the continuous application of force of pressure head 6 down of jack, the extrusion force can act on extrusion piece 1, the opening lateral wall that makes standing groove 2 can deform, thereby make weighing sensor 3 can gather the numerical value of extrusion force, the reverse acting force of this extrusion force can act on the track, thereby make the staff observe that the numerical value of sensor changes and weighing sensor 3's on the track numerical value can calibrate the sensor on the track.

In order to reduce the condition that jack and lower pressure head 6 separation appears at the in-process of calibration, fixed slot 7 has been seted up to the lower surface of extrusion portion 62 down, fixed slot 7 and the flexible department tip looks adaptation of jack, when the jack is connected with lower pressure head 6, the flexible department tip of jack inserts in fixed slot 7, fixed slot 7 is horizontal spacing to the jack this moment, make jack be difficult for appearing lateral shifting in the pressure head 6 down relatively, thereby it takes place with the condition that lower pressure head 6 breaks away from constantly to reduce the jack at the in-process of exerting the extrusion force, make device security and stability higher in the in-process that uses.

In order to make weighing sensor 3 can be comparatively convenient detect extrusion force numerical value, deformation seam 8 has been seted up to 2 opposite both sides in opening edge of standing groove on extrusion piece 1, and two deformation seams 8 are in respectively between standing groove 2 and two spread grooves 4, and deformation seam 8 runs through the preceding terminal surface and the rear end face of extrusion piece 1, and deformation seam 8 that is in the top runs through the right side wall of extrusion piece 1, and deformation seam 8 that is in the below runs through the left side wall of extrusion piece 1. When extrusion piece 1 received the extrusion force, deformation seam 8 made extrusion piece 1 change deformation to make 2 opening side walls of standing groove can be better deformation, make weighing sensor 3 can be comparatively convenient measure the numerical value of extrusion force.

In order to facilitate the carrying of the device by the worker, the same handle 17 is rotatably connected to the left end face and the right end face of the housing 9, the handle 17 includes a holding portion 171 and two rotating portions 172, the two rotating portions 172 are respectively and integrally formed at two ends of the holding portion 171 in the length direction, the rotating portions 172 are perpendicular to the holding portion 171, and one end of the rotating portion 172, which is far away from the holding portion 171, is rotatably connected to the housing 9. When the staff needs to move the device, the holding portion 171 is held to move the device, and when the staff needs to use the device, the handle 17 can be rotated to a position where the upper pressure head 5 is not blocked, so that the staff can use the device conveniently.

Referring to fig. 3, in order to facilitate reading of a numerical value measured by the sensor 3 (see fig. 2) by a worker, the front end surface and the rear end surface of the housing 9 penetrate through the housing 9, a front cover 10 is arranged at a front end opening of the housing 9 to cover the front end opening, a rear cover 11 is arranged at a rear end opening of the housing 9 to cover the rear end opening, a circuit board 13 is arranged in the housing 9, a fixing column 16 is fixedly arranged on the circuit board 13, the fixing column 16 is welded on the front cover 10 and faces the end surface inside the housing 9, the circuit board 13 can be fixed, a display screen 12 is arranged on the housing 9, an output end of the weighing sensor 3 is connected to the circuit board 13 through an electric wire, and an output end of the circuit board 13 is connected to the display screen 12 through an electric wire. Welding has supply socket 14 on the terminal surface towards shell 9 inside on back lid 11, and supply socket 14 has one side opening, and this opening runs through back lid 11, makes during outside power can insert supply socket 14, and supply socket 14's interface electric wire is connected respectively on weighing sensor 3, circuit board 13 and display screen 12, and when external power inserted supply socket 14 in, weighing sensor 3, circuit board 13 and display screen 12 can be electrified. When weighing sensor 3 measured extrusion force numerical value, can transmit extrusion force numerical value to circuit board 13 through the electric wire on, the rethread circuit board 13 transmits to display screen 12 in to the staff reads extrusion force numerical value.

In order to facilitate the staff to use the device, fixed mounting has battery case 15 on the terminal surface that is provided with supply socket 14 on lid 11 of back, and the top of battery case 15 runs through, makes the staff can be comparatively convenient put into battery case 15 with the battery, and the interface electric wire of battery case 15 is connected respectively on weighing sensor 3, circuit board 13 and display screen 12, and when the battery was put into battery case 15, weighing sensor 3, circuit board 13 and display screen 12 can be electrified. When the external environment that the device was located can't connect external power source, the battery can supply power to the device to the staff uses the device.

Referring to fig. 3 and 4, in order to facilitate maintenance of each part of the device by a worker, a plurality of fixing holes 18 are formed in the left end surface and the right end surface of the shell 9, the fixing holes 18 are circular, the axes of the fixing holes 18 are perpendicular to the left end surface of the shell 9, thread grooves 19 which can be aligned with the fixing holes 18 are formed in the front cover 10 and the rear cover 11, when screws penetrate through the fixing holes 18 and are in threaded connection with the thread grooves 19, the positions of the front cover 10 and the rear cover 11 can be fixed, when a certain part of the device is damaged, the screws are loosened to enable the front cover 10 and the rear cover 11 to be detached from the shell 9, and therefore the worker can maintain the damaged part conveniently. In order to reduce the collision of the screw, an installation groove 20 is circumferentially formed in the opening side wall, far away from the inside of the shell 9, of the fixing hole 18, when the screw penetrates through the fixing hole 18 and is in threaded connection with the thread groove 19, the screw head of the screw can be located in the installation groove 20, the outer surface of the shell 9 is smooth, and the collision of the screw is not easy to occur at the moment.

The implementation principle of a school balance device of this application embodiment does: in orbital sensor calibration's in-process, insert the jack in fixed slot 7, go up pressure head 5 butt on the portal frame, drive jack this moment makes the jack to the device application of force, and weighing sensor 3 can detect the extrusion force numerical value of jack and transmits and supplies the staff to read on display screen 12, and the staff can calibrate the sensor on the track according to this extrusion force numerical value.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a school balance device which characterized in that: including extrusion piece (1), standing groove (2) have been seted up on extrusion piece (1), be provided with weighing sensor (3) in standing groove (2), spread groove (4) have all been seted up to relative both sides wall on extrusion piece (1), the lateral wall of seting up spread groove (4) on extrusion piece (1) is adjacent with the lateral wall of seting up standing groove (2), two be provided with in spread groove (4) respectively with last pressure head (5) of portal frame butt and with lower pressure head (6) of jack butt.

2. The scale calibration device of claim 1, wherein: the upper pressure head (5) and the lower pressure head (6) are both in threaded connection with the connecting groove (4).

3. The scale calibration device of claim 1, wherein: and the lower pressure head (6) is provided with a fixing groove (7) for the jack to be inserted.

4. The scale calibration device of claim 1, wherein: deformation seams (8) are oppositely formed in the opening edges of the placing grooves (2) in the extrusion blocks (1), and the deformation seams (8) are located between the placing grooves (2) and the connecting grooves (4).

5. The scale calibration device of claim 1, wherein: the weighing device is characterized by further comprising a shell (9), the extrusion block (1) penetrates through the upper surface and the lower surface of the shell (9), and the weighing sensor (3) is located in the shell (9).

6. The scale calibration device of claim 5, wherein: the utility model discloses a weighing sensor, including shell (9), shell (9) axial is run through, the both ends opening of shell (9) is provided with protecgulum (10) and hou gai (11) that cover the opening cross-section respectively, be provided with display screen (12) on protecgulum (10), be provided with circuit board (13) in shell (9), the output of weighing sensor (3) is connected on circuit board (13), the output of circuit board (13) is connected on display screen (12), be provided with supply socket (14) on back lid (11), the interface of supply socket (14) is connected respectively on weighing sensor (3), circuit board (13) and display screen (12).

7. The scale calibration device of claim 6, wherein: and a battery box (15) is arranged on the rear cover (11), and interfaces of the battery box (15) are respectively connected to the weighing sensor (3), the circuit board (13) and the display screen (12).

8. The scale calibration device of claim 6, wherein: the front cover (10) and the rear cover (11) are fixed on the shell (9) through screws.

9. The scale calibration device of claim 6, wherein: the circuit board (13) is provided with a fixing column (16), and the fixing column (16) is connected to the front cover (10).

10. The scale calibration device of claim 5, wherein: the two opposite side walls of the shell (9) are rotatably connected with handles (17).

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