CN217845354U - Magnetic isolation scale suitable for loading electromagnetic chuck - Google Patents
Magnetic isolation scale suitable for loading electromagnetic chuck Download PDFInfo
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- CN217845354U CN217845354U CN202221420865.XU CN202221420865U CN217845354U CN 217845354 U CN217845354 U CN 217845354U CN 202221420865 U CN202221420865 U CN 202221420865U CN 217845354 U CN217845354 U CN 217845354U
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Abstract
The utility model provides a magnetic isolation scale suitable for electromagnetic chuck loading, which comprises a single-layer or double-layer weighing platform, a magnetic isolation support frame, a weighing sensor and a display instrument, wherein the magnetic isolation support frame is arranged on the weighing platform, and the weighing sensor is arranged at each bottom foot of the weighing platform; the weighing sensor is connected with the display instrument, and the weighing sensor transmits a sensor signal to the display instrument. The utility model can be effectively used in the occasion of weighing the materials loaded by the electromagnetic chuck, thereby solving the problems of influence of the electromagnetic remanence existing in the existing products/technologies on the sensor and the safety in use; the sucker can not suck up the weighing platform to cause damage, so that the safety is improved; the weighing platform can not generate residual magnetism due to the use of the electromagnetic chuck, so that the performance of the sensor is not influenced; the heat insulation device has a heat insulation effect on high-temperature materials, and reduces weighing errors caused by heat influence.
Description
Technical Field
The utility model relates to an off-line field of weighing of steel, in particular to magnetism separating balance that is fit for electromagnet to load.
Background
In the prior art, steel scales (ground scale and platform scale) can be used for off-line weighing of ferrous metal materials in the metallurgical industry. The sensor is arranged below the weighing platform, and a user sets a steel frame or adds sleepers on the weighing platform. The steel frame mainly reduces the contact area and reduces the sleeper consumption.
According to the situation, the steel frame which is automatically arranged by a user on most steel scales is short and made of carbon steel, so that the influence of the electromagnet on the magnetic force of the weighing platform cannot be completely eliminated, and the steel frame on the weighing platform can transmit the magnetic force, particularly when the length of the electromagnet is larger than the width or the diameter of a material. The liner sleepers on the steel frame are not suitable for weighing materials with higher temperature, and the safety problem exists.
In view of the above, the present inventors have devised a magnetic isolation scale suitable for mounting an electromagnetic chuck, in order to overcome the above technical problems.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a separate magnetic scale that is fit for electromagnet's loading in order to overcome among the prior art can not eliminate the magnetic force influence of electro-magnet to the weighing platform completely on the steel balance, have defects such as potential safety hazard.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
a magnetic isolation scale suitable for being loaded by an electromagnetic chuck is characterized by comprising a single-layer or double-layer weighing platform, a magnetic isolation support frame, a weighing sensor and a display instrument, wherein the magnetic isolation support frame is installed on the weighing platform, and the weighing sensor is installed at each bottom foot of the weighing platform;
the weighing sensor is connected with the display instrument, and the weighing sensor transmits a sensor signal to the display instrument.
According to the utility model discloses an embodiment, magnetic isolation balance still includes the terminal box, the terminal box is installed on the weighing platform, with weighing sensor with the display instrument is connected, weighing sensor with sensor signal transmission extremely the terminal box, the terminal box with signal assemble the back transmission extremely the display instrument.
According to one embodiment of the invention, the weighing platform comprises an upper weighing platform and a lower weighing platform, the upper weighing platform is arranged on the lower weighing platform, an upper weighing platform limit and a lower weighing platform limit are arranged between the upper weighing platform and the lower weighing platform, and the magnetism isolating support frame is arranged on the upper weighing platform;
the weighing sensors are arranged at the feet of the lower weighing platform.
According to one embodiment of the invention, a buffer device and a buffer damper are further arranged between the upper weighing platform and the lower weighing platform.
According to one embodiment of the present invention, a plurality of position limiting assemblies are further disposed at each foot of the lower weighing platform.
According to one embodiment of the invention, the limit assembly includes a drawbar limit, a slam limit, and a vertical limit.
According to one embodiment of the invention, the magnetic isolation scale further comprises a base and an external limit, the lower weighing platform is connected with the base, one end of the external limit is connected with the outer wall surface of the upper weighing platform, and the other end of the external limit is connected to the base.
According to one embodiment of the invention, the magnetic shield support comprises a magnetic shield lining plate or a heat shield lining plate, and the magnetic shield lining plate or the heat shield lining plate is mounted on the upper part or the lower part of the magnetic shield support.
According to one embodiment of the invention, the bottom of the weighing platform is provided with a magnetic and thermal insulation supporting plate, and the weighing sensor is mounted to the magnetic and thermal insulation supporting plate through a sensor upper connecting piece.
According to one embodiment of the invention, the upper weighing platform is of a plate girder structure formed by assembling and welding profile steels or bent channel steels and panels, and the lower weighing platform is of a box girder structure formed by the profile steels.
According to one embodiment of the invention, the base is a four-sided frame structure made of profiles.
The utility model discloses an actively advance the effect and lie in:
the utility model discloses be fit for the magnetism isolation balance that electromagnet loaded, have following a great deal of advantage:
1. the electromagnetic weighing device can be effectively used in the occasion of weighing materials loaded by the electromagnetic chuck, thereby solving the problems of influence of electromagnetic remanence existing in the existing product/technology on the sensor and the problem of safe use;
2. the sucker can not suck up the weighing platform to cause damage, so that the safety is improved;
3. the weighing platform can not generate residual magnetism due to the use of the electromagnetic chuck, so that the performance of the sensor can not be influenced;
4. the heat insulation device has a heat insulation effect on high-temperature materials, and reduces weighing errors caused by heat influence.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which like reference numerals refer to like features throughout, and in which:
fig. 1 is a schematic structural view of the magnetic isolation scale suitable for mounting the electromagnetic chuck of the present invention.
Fig. 2 is a top view of the weighing platform of the magnetic isolation scale suitable for loading the electromagnetic chuck of the utility model.
Fig. 3 is a schematic supporting diagram of the magnetic isolation scale suitable for the electromagnetic chuck loading of the utility model when used for weighing round casting blanks.
Fig. 4 is a schematic supporting diagram of the magnetic isolation scale suitable for mounting the electromagnetic chuck of the present invention when used for weighing a bar.
Fig. 5 is a schematic supporting diagram of the magnetism isolating balance suitable for being loaded by the electromagnetic chuck of the present invention when being used for weighing a plate (square) blank.
Fig. 6 is a schematic diagram of the magnetic and thermal insulation structure of the installation of the weighing sensor in the magnetic isolation scale suitable for the electromagnetic chuck.
Fig. 7 is a schematic view of the arrangement of the magnetism isolating or heat insulating plate of the magnetism isolating support frame of the magnetism isolating scale suitable for the electromagnetic chuck loading of the present invention when the magnetism isolating support frame is connected with the upper scale platform by bolts.
Fig. 8 is an enlarged view of a portion a in fig. 7.
Fig. 9 is a schematic view of the arrangement of the magnetism isolating or heat insulating plate of the magnetism isolating support frame of the magnetism isolating scale suitable for the electromagnetic chuck loading of the present invention when the magnetism isolating support frame is welded and connected with the upper scale platform.
Fig. 10 is an enlarged view of portion B of fig. 9.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
Embodiments of the present invention will now be described in detail with reference to the accompanying drawings. Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers will be used throughout the drawings to refer to the same or like parts.
Further, although the terms used in the present invention are selected from publicly known and used terms, some of the terms mentioned in the description of the present invention may be selected by the applicant at his or her discretion, the detailed meanings of which are described in relevant parts of the description herein.
Furthermore, it is required that the present invention is understood, not simply by the actual terms used but by the meaning of each term lying within.
Fig. 1 is a schematic structural view of the magnetic isolation scale suitable for mounting the electromagnetic chuck of the present invention. Fig. 2 is a top view of the weighing platform of the magnetic isolation scale suitable for loading the electromagnetic chuck of the utility model. Fig. 3 is a schematic supporting diagram of the magnetic isolation scale suitable for electromagnetic chuck loading when used for weighing round casting blanks. Fig. 4 is a schematic supporting diagram of the magnetism isolating scale suitable for electromagnetic chuck loading of the present invention when used for weighing type rods. Fig. 5 is a schematic supporting diagram of the magnetism isolating scale suitable for loading the electromagnetic chuck of the present invention when the magnetism isolating scale is used for weighing a slab (square) blank.
As shown in fig. 1 to 5, the present invention discloses a magnetic isolation scale suitable for electromagnetic chuck loading, which comprises a single-layer or double-layer weighing platform 10, a magnetic isolation support frame 20, a weighing sensor 30, a junction box 40 and a display instrument 50, wherein the magnetic isolation support frame 20 is installed on the weighing platform 10. For example, the magnetic shield support 20 can be welded or bolted to the top surface of the platform.
Preferably, the weighing platform 10 may include an upper weighing platform 11 and a lower weighing platform 12, the upper weighing platform 11 is mounted on the lower weighing platform 12, an upper and lower weighing platform limit 13 is provided between the upper weighing platform 11 and the lower weighing platform 12, and the magnetism isolating support frame 20 is mounted on the upper weighing platform 11. Load cells 30 are mounted at each foot of the lower platform 12.
Further, a buffer device 14 and a buffer damper 15 are provided between the upper scale platform 11 and the lower scale platform 12. A plurality of limiting components are further arranged at each bottom foot of the lower weighing platform 12.
Here, preferably, the limit assembly includes a drawbar limit 16, a bump limit 17, and a vertical limit 18. The vertical stop 18 prevents the scale platform from being accidentally picked up and damaging the sensor.
In addition, the magnetism isolation scale further comprises a base 60 and an external limit 70, the lower weighing platform 12 is connected with the base 60 through a pull rod limit 16, an impact limit 17, a vertical limit 18 and a weighing sensor 30, one end of the external limit 70 keeps a proper gap with the outer wall surface of the upper weighing platform 12, and the other end of the external limit 70 is connected to the base 60.
Further, the magnetic shield support 20 includes a magnetic shield lining plate or a heat shield lining plate 21, and the magnetic shield lining plate or the heat shield lining plate 21 is installed on the upper portion or the lower portion of the magnetic shield support 20. The magnetic or thermal insulating lining panel 21 can here be a replaceable lining panel.
Fig. 6 is a schematic view of the magnetic and thermal insulation structure of the weighing sensor mounting place in the magnetic isolation scale suitable for the electromagnetic chuck loading.
As shown in fig. 6, a magnetic and thermal insulating support plate 80 may preferably be mounted on the bottom of the weighing platform 10, and the load cell 30 is mounted to the magnetic and thermal insulating support plate 80 through the on-sensor connector 31. The magnetic and thermal insulation support plate 80 has the function of insulation and damage prevention caused by current flowing through the sensor.
Here, the upper platform 11 is preferably a plate girder structure formed by assembling and welding profile steel or bent channel steel and a panel, and the lower platform 12 is preferably a box girder structure formed by profile steel. The base 60 is preferably a frame-all-around structure made of profiles.
Fig. 7 is a schematic diagram of the arrangement of the magnetic isolation or thermal insulation plate of the magnetic isolation support frame of the magnetic isolation scale suitable for electromagnetic chuck loading and connected with the upper scale platform by bolts. Fig. 8 is an enlarged view of a portion a in fig. 7. Fig. 9 is a schematic view of the arrangement of the magnetism isolating or heat insulating plate of the magnetism isolating support frame of the magnetism isolating scale suitable for the electromagnetic chuck loading of the present invention when the magnetism isolating support frame is welded and connected with the upper scale platform. Fig. 10 is an enlarged view of portion B of fig. 9.
As shown in fig. 7 to 10, the magnetism isolating support frame 20 is fixed to the upper weighing platform 11 by bolts or welding, and the upper weighing platform 11 is connected to the lower weighing platform via the buffer device 14, the buffer damper 15, and the upper and lower weighing platform stoppers 13. The four corners of the lower weighing platform 12 are provided with weighing sensors 30 and are connected with a limit and base 60.
The signals of the plurality of sensors are connected to the junction box 40 through cables, and the signals are collected and transmitted to the display instrument 50 through a total signal cable to be processed and displayed (the digital sensors do not need the junction box). Through setting up the magnetism supporting rack that separates of suitable high non-magnetic conduction, make the electro-magnet have sufficient safe distance from the weighing platform, do not reduce the electromagnetism and lead to the fact the influence through weighing platform symmetry retransmission sensilla. The huge impact brought by loading and weighing materials is relieved through the upper weighing platform, the lower weighing platform and the buffer device, the impact force is prevented from exceeding the bearable range of the sensor, the sensor is prevented from being damaged or the accuracy of the sensor is prevented from being influenced, and the metering performance of the whole scale is reduced or loses efficacy.
According to the structure, the utility model discloses a what be fit for electromagnet loading separates magnetism balance holds the material and separates the magnetism supporting rack that sets up on the weighing platform, and its height can come rational design according to the size of the thing of being weighed, the size (including magnetic force) of electro-magnet. The upper part of the magnetic isolation support frame can be made into a V shape according to the material of the object to be weighed, such as a round bar material, and the upper part of the magnetic isolation support frame can be made into a flat straight shape. The contact surface of the upper surface of the magnetism isolating support frame and the object to be weighed is provided with a replaceable magnetism isolating plate, a heat isolating plate and the like, and the high polymer material wear-resistant heat isolating plate can be replaced or added according to the wear condition.
The utility model discloses the magnetism isolation scale that is fit for electromagnet to load has a great deal of application scenes, for example:
application scenario 1: weighing of steel plates (slabs)
The magnetism isolating slab scale is arranged in front of and behind a polishing station of a post-slab continuous casting or rolling process, and a material bearing frame on the scale is used for storing materials when weighing. The overhead traveling crane electromagnetic chuck lifting appliance 100 lifts the material 200 to the material bearing frame of the weighing platform and then weighs.
Because the weighing platform is longer and the weighing is bigger, the weighing platform is not fixed by a belt frame generally, and most of the weighing platforms are made into a double-layer weighing platform with a buffer between the upper weighing platform and the lower weighing platform. The magnetism isolating support frame on the upper weighing platform is made into a flat straight type, so that the plate blank can be placed stably and weighed.
Application scenario 2: round casting blank weighing
The magnetism isolating round casting blank scale is also arranged in front of and behind a grinding station of a round blank continuous casting back channel, and a material bearing frame on the scale is used for storing materials when weighing. The electromagnetic chuck lifting tool 100 for the crown block lifts the material 200 to a material bearing frame of a weighing platform, and then the weighing is carried out.
Because the weighing platform is longer and the weighing is bigger, the weighing platform is not fixed by a belt frame generally, and is also made into a double-layer weighing platform mostly, and a buffer type is arranged between the upper weighing platform and the lower weighing platform. The upper part of the magnetism isolating support frame on the upper weighing platform is made into a V shape, so that the rolling of a round casting blank is prevented, and the stable placing and weighing are facilitated.
Application scenario 3: weighing round bar or deformed steel bar
The magnetism isolating bar bundle scale is arranged behind the bundling station, and a material bearing frame on the magnetism isolating bar bundle scale is used for storing materials during weighing. The electromagnetic chuck lifting tool 100 for the crown block lifts the material 200 to a material bearing frame of a weighing platform for weighing. The weighing is relatively small, so the weighing platform can be fixed by a frame, can be a double-layer weighing platform and can also be a single-layer weighing platform, and the single-layer weighing platform is not provided with buffer. The upper part of the magnetism isolating support frame on the upper weighing platform is made into a straight shape, so that the bar bundle can not roll and can be stably placed for weighing.
When the magnetism isolating scale suitable for being loaded by the electromagnetic chuck is used, the lifting appliance ascends after the power supply of the electromagnet is disconnected, and the plate blank is weighed after being separated. After weighing is finished, the electromagnetic chuck descends to place on the plate blank, the material to be weighed is sucked after the power supply of the electromagnet is switched on, and the lifting appliance ascends and carries the material to move to a storage station.
The utility model discloses be fit for the magnetism isolation weighing apparatus that electromagnet loaded, be provided with the stainless steel of take the altitude at the weighing platform and separate the magnetism supporting rack, separate the magnetism heat insulating board that sets up removable non ferrous metal or macromolecular material and do above the magnetism supporting rack, separate magnetism supporting rack upper portion shape and do into straight type or V type according to being weighed the material shape.
The weighing platform is provided with a non-magnetic stainless steel frame with proper height, and other non-magnetic ferrous metal materials which can be replaced are added on and under the stainless steel frame. If the high-temperature materials are weighed, refractory bricks can be additionally arranged on the table top, and non-ferrous metal materials under the magnetism and magnetism isolating support frame are replaced by high-strength high-polymer materials with low heat conductivity and heat conduction resistance.
The utility model discloses be fit for the magnetism isolation balance that electromagnet loaded, have following a great deal of advantage:
1. the electromagnetic weighing device can be effectively used in the occasion of weighing materials loaded by the electromagnetic chuck, thereby solving the problems of influence of electromagnetic remanence existing in the existing product/technology on the sensor and the problem of safe use;
2. the sucker can not suck up the weighing platform to cause damage, so that the safety is improved;
3. the weighing platform can not generate residual magnetism due to the use of the electromagnetic chuck, so that the performance of the sensor is not influenced;
4. the heat insulation device has a heat insulation effect on high-temperature materials, and reduces weighing errors caused by heat influence.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments can be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (11)
1. The magnetic isolation scale suitable for the loading of the electromagnetic chuck is characterized by comprising a single-layer or double-layer weighing platform, a magnetic isolation support frame, a weighing sensor and a display instrument, wherein the magnetic isolation support frame is installed on the weighing platform, and the weighing sensor is installed at each bottom foot of the weighing platform;
the weighing sensor is connected with the display instrument, and the weighing sensor transmits a sensor signal to the display instrument.
2. The magnetic isolation scale suitable for being loaded by an electromagnetic chuck of claim 1, further comprising a junction box, wherein the junction box is mounted on the weighing platform and connected with the weighing sensor and the display instrument, the weighing sensor transmits sensor signals to the junction box, and the junction box collects the signals and transmits the signals to the display instrument.
3. The magnetic isolation scale suitable for being loaded by an electromagnetic chuck according to claim 1, wherein the weighing platform comprises an upper weighing platform and a lower weighing platform, the upper weighing platform is arranged on the lower weighing platform, an upper weighing platform limit position and a lower weighing platform limit position are arranged between the upper weighing platform and the lower weighing platform, and the magnetic isolation support frame is arranged on the upper weighing platform;
the weighing sensors are arranged at the feet of the lower weighing platform.
4. The magnetic isolation scale suitable for loading with a magnetic chuck of claim 3, wherein a buffer device and a buffer damper are further disposed between the upper scale platform and the lower scale platform.
5. The magnetic isolation scale suitable for electromagnetic chuck loading of claim 3, wherein a plurality of limiting assemblies are further provided at each foot of the lower scale platform.
6. The magnetic isolation scale of claim 5, wherein the limit assembly comprises a drawbar limit, a bump limit, and a vertical limit.
7. The magnetic isolation scale suitable for being loaded by an electromagnetic chuck of claim 3, further comprising a base and an external limit, wherein the lower scale platform is connected with the base, one end of the external limit is connected with the outer wall surface of the upper scale platform, and the other end of the external limit is connected with the base.
8. The magnetic isolation scale suitable for electromagnetic chuck loading of claim 1, wherein the magnetic isolation support frame comprises a magnetic isolation liner plate or a heat isolation liner plate, and the magnetic isolation liner plate or the heat isolation liner plate is mounted on the upper portion or the lower portion of the magnetic isolation support frame.
9. The magnetic isolation scale suitable for electromagnetic chuck loading of claim 1, wherein a bottom of said platform mounts a magnetic isolation and thermal isolation support plate, and said load cell is mounted to said magnetic isolation and thermal isolation support plate by a sensor-on-sensor connection.
10. The magnetic isolation scale suitable for being loaded with electromagnetic chucks of claim 3, wherein the upper scale platform is formed by assembling and welding section steel or bent channel steel and a panel into a plate girder structure, and the lower scale platform is formed by assembling section steel into a box girder structure.
11. The magnetic isolation scale suitable for electromagnetic chuck loading of claim 7, wherein the base is a frame-type structure with all sides formed by section bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221420865.XU CN217845354U (en) | 2022-06-08 | 2022-06-08 | Magnetic isolation scale suitable for loading electromagnetic chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221420865.XU CN217845354U (en) | 2022-06-08 | 2022-06-08 | Magnetic isolation scale suitable for loading electromagnetic chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217845354U true CN217845354U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221420865.XU Active CN217845354U (en) | 2022-06-08 | 2022-06-08 | Magnetic isolation scale suitable for loading electromagnetic chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217845354U (en) |
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2022
- 2022-06-08 CN CN202221420865.XU patent/CN217845354U/en active Active
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