CN214793420U - High-stability high-precision automatic weighing structure - Google Patents
High-stability high-precision automatic weighing structure Download PDFInfo
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- CN214793420U CN214793420U CN202120446576.6U CN202120446576U CN214793420U CN 214793420 U CN214793420 U CN 214793420U CN 202120446576 U CN202120446576 U CN 202120446576U CN 214793420 U CN214793420 U CN 214793420U
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Abstract
The utility model relates to a smart volume automatic weighing device, concretely relates to high accuracy automatic weighing structure that stability is high, it includes support, weighing hopper and a plurality of weighing sensor, and the support includes a plurality of stands, connects in the horizontal support beam on each stand top, and its technical essential is: the floating installation of horizontal support beam top has the title upper plate, be equipped with the shock pad between the installation face of horizontal support beam and title upper plate, the scale is fought along being connected fixedly with the title hypoplastron that is less than the title upper plate on the vertical direction, each weighing sensor is connected between title upper plate and title hypoplastron, the support bottom is fixed with the shock attenuation basis, shock attenuation basis bottom is equipped with and is equipped with down the shock pad between the installation face of shock attenuation frame and shock attenuation basis, the shock attenuation frame bottom is equipped with the rag bolt on base plate and the base plate. The weighing device solves the problems of poor weighing stability and accuracy of the existing precision weighing device, effectively reduces the influence of vibration generated during the operation of the press machine on the weighing device, and obviously improves the weighing precision.
Description
Technical Field
The utility model relates to a smart volume automatic weighing device, concretely relates to high accuracy automatic weighing structure that stability is high.
Background
With the continuous maturity of modern refractory material forming technology in China and the gradual development towards intellectualization and refinement, the requirement on the weighing device of the automatic feeding equipment of the refractory material press is stricter and stricter, and the weighing precision and the weighing stability must be improved by adopting the precise automatic weighing device.
Automatic weighing devices typically employ a weighing hopper, which discharges material at the bottom when a set weight of material has accumulated in the weighing hopper. Generally, a weighing hopper is mainly used for completing precision weighing by adopting a plurality of weighing sensors, namely, the upper edge of the weighing hopper is pressed above the weighing sensors arranged on a rack. However, this weighing structure has the following problems: 1. when the weighing hopper is filled with materials, the upper edge of the weighing hopper can generate large deformation, so that the contact between the weighing sensor and the upper edge of the weighing hopper is unbalanced, the weighing is inaccurate, and the precision of precision weighing is influenced; 2. the refractory material pressure equipment on the production site can generate large vibration during working, and the accuracy and the efficiency of the weighing device are seriously influenced.
Disclosure of Invention
The utility model aims at providing a simple structure, use the high accuracy automatic weighing structure of reliable stability, solve current smart weighing device and weigh the relatively poor problem of stability and accuracy, effectively reduce the press during operation and produce the influence of vibration to weighing device, show to improve and weigh the precision.
The technical scheme of the utility model is that:
the utility model provides a high-accuracy automatic weighing structure of stability, includes support, weighing hopper and a plurality of weighing sensor, the support includes a plurality of stands, connects in the horizontal support beam on each stand top, and its technical essential is: the utility model discloses a damping device, including horizontal support beam, weighing sensor, support, shock attenuation foundation, shock attenuation frame and baseboard, the floating installation in horizontal support beam top has the title upper plate, be equipped with the shock pad between the installation face of horizontal support beam and title upper plate, the scale is fought upward along being connected fixedly with the title hypoplastron that is less than the title upper plate in the vertical direction, and each weighing sensor connects between title upper plate and title hypoplastron, the support bottom is fixed with the shock attenuation foundation, and shock attenuation foundation bottom is equipped with and is equipped with down the shock attenuation pad between the installation face of shock attenuation frame and shock attenuation foundation, the shock attenuation frame bottom is equipped with baseboard and the baseboard on be equipped with the rag bolt fixed with ground.
The high-precision automatic weighing structure with high stability is characterized in that the damping foundation is a concrete foundation.
The high-precision automatic weighing structure with high stability is characterized in that prefabricated connecting pieces corresponding to the stand columns are fixed in the damping foundation in advance, and the prefabricated connecting pieces are connected and fixed with the lower ends of the stand columns.
According to the high-stability high-precision automatic weighing structure, the prefabricated positioning seat is fixed in the damping foundation in advance, the positioning groove corresponding to the prefabricated positioning seat is formed in the upper surface of the damping frame, and the lower damping pad is located at the bottom of the positioning groove.
The high-precision automatic weighing structure with high stability is characterized in that a limiting column is arranged above the horizontal supporting beam of the support, and a limiting hole corresponding to the limiting column is formed in the upper plate of the scale.
According to the high-stability high-precision automatic weighing structure, the upper weighing plate and the lower weighing plate are parallel to each other, the central lines of the upper weighing plate and the lower weighing plate are respectively superposed with the central line of the weighing hopper, and each weighing sensor is arranged around the central line of the weighing hopper.
According to the high-stability high-precision automatic weighing structure, the upper end and the lower end of the weighing sensor are respectively connected and fixed with the upper weighing plate and the lower weighing plate through the bolt pair structures.
The utility model has the advantages that:
1. the impact vibration energy is absorbed by the elastic damping action of the upper and lower vibration damping pads and is matched with the vibration damping base, so that the stability of the weighing device is improved, the influence of vibration generated during the operation of the press machine on the weighing device is effectively reduced, the weighing accuracy and efficiency are further ensured, and the product weighing error precision is controlled within +/-30 g.
2. The floating installation mode between the upper plate and the support is utilized, vibration transmission is effectively blocked, and the influence of the vibration of the press on the weighing precision is further reduced.
3. The installation stress mode of the weighing sensors is changed, the original stressed mode is changed into the pulled mode, the stress of each weighing sensor is balanced, and the weighing precision is further improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises an upper weighing plate, a lower weighing plate, a weighing sensor, a limiting column, an upper shock pad, a weighing hopper, a bracket, a shock absorption foundation, a lower shock absorption pad, a shock absorption frame, an anchor bolt, a base plate, a locating groove, a prefabricated locating seat, a prefabricated connecting piece, an upright post, a horizontal supporting beam and a horizontal supporting beam, wherein the upper weighing plate is weighed, the lower weighing plate is weighed, the weighing sensor is weighed, the limiting column is weighed, the upper shock absorption pad is weighed, the weighing hopper is weighed, the bracket is weighed, the shock absorption foundation is weighed, the lower shock absorption pad is weighed, the shock absorption frame is weighed, the lower shock absorption pad is weighed, the shock absorption frame is weighed, the anchor bolt is weighed anchor plate 12, the locating groove is weighed 14, the prefabricated locating seat is weighed connecting piece, the foundation 15, the upright post and the horizontal supporting beam is weighed.
Detailed Description
As shown in fig. 1, the high-precision automatic weighing structure with high stability includes a bracket 7, a weighing hopper 6, and a plurality of load cells 3.
The support 7 comprises a plurality of vertical columns 16, and a horizontal support beam 17 connected to the top end of each vertical column. The upper portion of the horizontal supporting beam 17 is provided with the upper weighing plate 1 in a floating mode, and an upper shock absorption pad 5 is arranged between the horizontal supporting beam 17 and the mounting surface of the upper weighing plate 1. The upper edge of the weighing hopper 6 is fixedly connected with the lower weighing plate 2 which is lower than the upper weighing plate in the vertical direction, and each weighing sensor 3 is connected between the upper weighing plate 1 and the lower weighing plate 2. The bottom of the support 7 is fixed with a damping foundation 8, the bottom of the damping foundation 8 is provided with a damping frame 10, and a lower damping pad 9 is arranged between the damping frame 10 and a mounting surface of the damping foundation 8. The bottom of the shock absorption frame 10 is provided with a base plate 12, and the base plate 12 is provided with an anchor bolt 11 fixed with the ground.
In this embodiment, a limiting column 4 is arranged above the horizontal supporting beam 17 of the bracket, and a limiting hole corresponding to the limiting column 4 is arranged on the upper weighing plate 1. The shock absorption foundation 8 is a concrete foundation. Prefabricated connecting pieces 15 corresponding to the stand columns 16 are fixed in the damping foundation 8 in advance, and the prefabricated connecting pieces 15 are connected and fixed with the lower ends of the stand columns 16 through bolt pairs. A prefabricated positioning seat 14 is fixed in the shock absorption foundation 8 in advance, a positioning groove 13 corresponding to the prefabricated positioning seat 14 is arranged on the upper surface of the shock absorption frame 10, and the lower shock absorption pad 9 is located at the bottom of the positioning groove 13. The upper weighing plate 1 and the lower weighing plate 2 are parallel to each other, the central lines of the upper weighing plate and the lower weighing plate are respectively superposed with the central line of the weighing hopper 6, and the weighing sensors 3 are arranged around the central line of the weighing hopper. The upper end and the lower end of the weighing sensor 3 are respectively connected and fixed with the upper weighing plate 1 and the lower weighing plate 2 by utilizing a bolt pair structure.
The working principle is as follows:
when the structure works, materials enter the weighing hopper 6 and are weighed through the weighing sensor 3 connected between the weighing lower plate and the weighing upper plate. When the press works, cluster vibration is mainly generated and resonates with the ground, the vibration is transmitted to the shock absorption frame 10 through the base plate 12 and the foundation bolt 11, and primary vibration absorption is completed under the action of the lower vibration absorption pad 9 between the shock absorption frame 10 and the shock absorption foundation 8; then, the rest vibration is continuously transmitted to the damping foundation 8, and the second vibration reduction is completed through vibration isolation and energy dissipation of the damping foundation 8; the rest vibration is continuously transmitted through the bracket 7, and third vibration reduction is finished under the action of the upper vibration reduction pad 5 between the bracket 7 and the upper weighing plate 1; the floating installation mode of the upper plate 1 and the support 7 can separate and transmit vibration to the maximum extent, further reduces the influence of vibration generated by the symmetrical mass sensor 3 of the upper plate 1, and the limiting column 4 plays a role in limiting protection, so that excessive relative displacement between the upper plate 1 and the support 7 is avoided.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (7)
1. The utility model provides a high-accuracy automatic weighing structure of stability, includes support, weighing hopper and a plurality of weighing sensor, the support includes a plurality of stands, connects in the horizontal support beam on each stand top, its characterized in that: the utility model discloses a damping device, including horizontal support beam, weighing sensor, support, shock attenuation foundation, shock attenuation frame and baseboard, the floating installation in horizontal support beam top has the title upper plate, be equipped with the shock pad between the installation face of horizontal support beam and title upper plate, the scale is fought upward along being connected fixedly with the title hypoplastron that is less than the title upper plate in the vertical direction, and each weighing sensor connects between title upper plate and title hypoplastron, the support bottom is fixed with the shock attenuation foundation, and shock attenuation foundation bottom is equipped with and is equipped with down the shock attenuation pad between the installation face of shock attenuation frame and shock attenuation foundation, the shock attenuation frame bottom is equipped with baseboard and the baseboard on be equipped with the rag bolt fixed with ground.
2. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: the shock absorption foundation is a concrete foundation.
3. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: prefabricated connecting pieces corresponding to the stand columns are fixed in the damping foundation in advance, and the prefabricated connecting pieces are connected and fixed with the lower ends of the stand columns.
4. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: a prefabricated positioning seat is fixed in the shock absorption foundation in advance, a positioning groove corresponding to the prefabricated positioning seat is formed in the upper surface of the shock absorption frame, and the lower shock absorption pad is located at the bottom of the positioning groove.
5. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: and a limiting column is arranged above the horizontal supporting beam of the support, and a limiting hole corresponding to the limiting column is arranged on the upper weighing plate.
6. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: the upper weighing plate and the lower weighing plate are parallel to each other, the central lines of the upper weighing plate and the lower weighing plate are respectively superposed with the central line of the weighing hopper, and each weighing sensor is arranged around the central line of the weighing hopper.
7. The high-stability high-precision automatic weighing structure according to claim 1, characterized in that: the upper end and the lower end of the weighing sensor are respectively connected and fixed with the upper weighing plate and the lower weighing plate by utilizing a bolt pair structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446576.6U CN214793420U (en) | 2021-03-02 | 2021-03-02 | High-stability high-precision automatic weighing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446576.6U CN214793420U (en) | 2021-03-02 | 2021-03-02 | High-stability high-precision automatic weighing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214793420U true CN214793420U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120446576.6U Active CN214793420U (en) | 2021-03-02 | 2021-03-02 | High-stability high-precision automatic weighing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214793420U (en) |
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2021
- 2021-03-02 CN CN202120446576.6U patent/CN214793420U/en active Active
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