CN112729512A - Argon blowing sealing module with weighing compensation function - Google Patents
Argon blowing sealing module with weighing compensation function Download PDFInfo
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- CN112729512A CN112729512A CN202110146933.1A CN202110146933A CN112729512A CN 112729512 A CN112729512 A CN 112729512A CN 202110146933 A CN202110146933 A CN 202110146933A CN 112729512 A CN112729512 A CN 112729512A
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- weighing
- argon blowing
- accessory
- sensor
- weighing sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/50—Pouring-nozzles
- B22D41/58—Pouring-nozzles with gas injecting means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
- G01G17/04—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/62—Over or under weighing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/02—Arrangements of bearings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses an argon blowing sealing module with a weighing compensation function, which comprises an argon blowing device lower part which can be in sealing press fit butt joint with the upper part of an argon blowing device arranged on a steel ladle, wherein the lower part of the argon blowing device is connected with an air supply pipe for supplying argon gas, the lower part of the argon blowing device is provided with a weighing sensor for measuring the force borne by the lower part of the argon blowing device after a steel ladle seat bag, the weighing sensor is fixedly arranged on a weighing sensor bottom plate, the upper end of the weighing sensor is provided with a weighing accessory in an embedded mode, the lower part of the argon blowing device is fixedly arranged on the weighing accessory, and the air supply pipe sequentially penetrates through the weighing sensor bottom plate, the weighing sensor and the weighing accessory from bottom to top to be connected with the lower part of. The argon blowing sealing device has the advantages of compact structure, reasonable design and good sealing performance, and can accurately measure the force generated by argon blowing sealing connection.
Description
Technical Field
The invention relates to a measuring instrument, in particular to an argon blowing sealing module applied to a steel ladle electronic scale, and specifically relates to an argon blowing sealing module with a weighing compensation function.
Background
The automatic argon blowing sealing device changes the design of the ladle electronic scale with a semi-sealed frame structure; in order to ensure that the use precision of the ladle electronic scale meets the field process requirements, the ladle electronic scale cannot be influenced by external force in the use process, but the automatic argon blowing sealing device needs to be arranged below the supporting surface of the ladle lug seat and is arranged in the same area with the installation position of the ladle electronic scale, namely below the ladle lug seat. The automatic argon blowing device is divided into an upper part and a lower part, the upper part of the automatic argon blowing device is arranged at the central position below the ladle ear seat, and the lower part of the automatic argon blowing device is arranged on the weighing box body of the ladle electronic scale. When the steel ladle electronic scale is used for weighing the steel ladle, four bearing heads are directly stressed below a steel ladle ear seat to carry out integral measurement on the whole steel ladle on a weighing sensor, an additional supporting point support is additionally arranged below the steel ladle ear seat when the automatic argon blowing device is used for carrying out integral measurement on the steel ladle, a part of component force of the whole steel ladle weight is inevitably shared due to the connection sealing of the automatic argon blowing device, the borne component force is not constant, and the measurement of the point is neglected after the automatic argon blowing device is installed, so that the integral measurement precision of the steel ladle is definitely seriously influenced, therefore, how to detect the component force borne by the automatic argon blowing device on the steel ladle ensures the accuracy of the steel ladle measurement, and becomes an object of important research in the industry.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides an argon blowing sealing module which is compact in structure, reasonable in design and capable of accurately measuring the force generated by argon blowing sealing connection and has a weighing compensation function.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a blow argon sealing module with compensation function of weighing, including can with install blow the argon device lower part of the sealed pressure equipment butt joint in argon device upper portion on the ladle, blow argon device sub-unit connection and be used for supplying the air supply pipe of argon gas, blow argon device lower part and set and be used for carrying out the weighing sensor who measures the power that blows argon device lower part and wrap the back at the ladle seat, weighing sensor fixed mounting is on a weighing sensor bottom plate, the embedded installation of this weighing sensor's upper end is weighed the annex, blow argon device lower part fixed mounting on this weighing annex, the air supply pipe is by supreme weighing sensor bottom plate of passing in proper order down, weighing sensor and weighing annex are connected with blowing argon device lower part.
In order to optimize the technical scheme, the specific measures adopted further comprise:
foretell weighing sensor is circular plate formula weighing sensor, and the equal radian shaping in this weighing sensor's circular chassis has six to be used for through the sensor bolt with weighing sensor fixed mounting on the sensor mounting hole on the weighing sensor bottom plate, and the equal radian shaping in this weighing sensor's circular scale has eight sensor screw holes that are used for fixed weighing annex.
A central shaft of the weighing sensor is provided with a gas pipe through hole for the gas supply pipe to penetrate through, a weighing signal collecting line is led out from the bottom surface of the round chassis of the weighing sensor through a wire outlet waterproof connector, and a mounting screw hole for being in screw fit with a sensor bolt, a wire outlet hole for concealing and protecting the wire outlet waterproof connector and a central through hole for the gas supply pipe to penetrate through are formed on a bottom plate of the weighing sensor; the outlet waterproof connector cover is sleeved in the outlet hole of the weighing sensor bottom plate.
Foretell annex of weighing is the metal sheet of a square structure, and the center pin of this annex of weighing is to the shaping of running through ground has the annex through-hole that is used for making the air supply pipe wear to radian shaping such as surrounding the annex through-hole has eight countersunk head unthreaded holes on the annex of weighing, wears to be equipped with in the countersunk head unthreaded hole to be used for fixing the hexagon socket head cap screw on weighing sensor with the sensor screw hole spiral cooperation on the circular scale dish of weighing sensor with the annex of weighing.
A positioning concave cavity which is used for being matched with a circular weighing plate of a weighing sensor in a positioning and nesting mode is formed in the bottom surface of the weighing accessory, and the positioning concave cavity and the accessory through hole are arranged in a concentric mode; and accessory threaded holes for fixedly mounting the lower part of the argon blowing device are respectively formed in the positions, which are relatively close to four corners, of the weighing accessory.
The lower part of the argon blowing device comprises a square flange and an elastic pressure head assembly which can ensure the upper part of the argon blowing device to realize sealing butt joint in a displacement elastic compensation mode; the elastic pressure head assembly consists of a pressure head and eight butterfly springs which are arranged below the bottom surface of the pressure head in a pressing mode and used for providing displacement elasticity for the pressure head; the flange plate is formed with a clamping cavity for limiting clamping the pressure head and a flange screw hole for penetrating a flange bolt, and the flange bolt is matched with the accessory screw hole of the weighing accessory in a spiral mode to fixedly install the lower portion of the argon blowing device on the weighing accessory.
The pressure head is elastically movably arranged in a clamping cavity of the flange plate up and down, a limiting annular table used for preventing the pressure head from being separated from the clamping cavity upwards under the elastic action of a butterfly spring is formed on the circumferential surface of the pressure head close to the lower part, a concave joint cavity and a sealing boss surrounding the joint cavity are formed in the center of the top surface of the pressure head, a sealing ring used for sealing is mounted on the sealing boss, a connecting hole is formed in the center of the joint cavity in a downward through mode, and a pipe joint convenient to be in butt joint with an air supply pipe is welded on the connecting hole.
Eight butterfly springs encircle the connecting hole and are equal radian evenly distributed in the bottom surface of pressure head to correspond every butterfly spring and all install a spring guide pillar that is used for preventing butterfly spring lateral shifting on the bottom surface of pressure head, the spring guide pillar cooperatees with the butterfly spring suit.
Eight spring positioning holes for accommodating corresponding butterfly springs are formed in the weighing accessory, and the eight spring positioning holes and the eight countersunk holes are alternately arranged on the weighing accessory; the bottom surface of the butterfly spring is matched with the positioning step surface of the spring positioning hole in a butting mode, and the top surface of the butterfly spring is butted on the bottom surface of the pressure head.
And a red copper adjusting gasket for ensuring balance is padded between the top surface of the circular weighing plate and the bottom surface of the cavity of the weighing accessory positioning concave cavity.
Compared with the prior art, the lower part of the argon blowing device is fixedly assembled with the weighing sensor through the weighing accessory to form an independent metering component, when the ladle is placed in a ladle, the lower part of the argon blowing device and the upper part of the argon blowing device are connected and sealed through the weighing sensor in the metering component, the force generated when the lower part of the argon blowing device and the upper part of the argon blowing device are connected and sealed can be metered, and the measured data after metering is output to the master station and the weighing data collected by the ladle electronic scale to be summarized and displayed, so that the metering precision of the ladle electronic scale can be prevented from being influenced due to the fact that the argon blowing sealing device is installed, and the metering precision of the ladle is guaranteed.
The argon blowing sealing device has the advantages of compact structure, reasonable design and good sealing performance, and can accurately measure the force generated by argon blowing sealing connection.
Drawings
FIG. 1 is a schematic view of the assembled structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;
FIG. 3 is a schematic view of the load cell of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of a weighing attachment of the present invention;
FIG. 6 is a sectional view in the direction A-A in FIG. 5;
FIG. 7 is a sectional view in the direction B-B in FIG. 5;
FIG. 8 is a schematic structural view of the lower part of the argon blowing device of the present invention;
fig. 9 is a top view of fig. 8.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 9 are schematic structural views of the present invention.
Wherein the reference numerals are: the argon blowing device comprises a positioning concave cavity K, a sensor bolt L1, an inner hexagon bolt L2, a flange bolt L3, an argon blowing device lower portion 1, a flange plate 11, a clamping cavity 11a, a flange screw hole 11b, a pressure head 12, a connecting cavity 12a, a connecting hole 12b, a limiting annular table 121, a sealing boss 122, a butterfly spring 13, a pipe joint 14, a spring guide post 15, a weighing accessory 2, a countersunk head unthreaded hole 2a, an accessory threaded hole 2b, an accessory through hole 2c, a spring positioning hole 2d, a weighing sensor 3, a sensor mounting hole 3a, a sensor threaded hole 3b, a trachea through hole 3c, a circular scale plate 31, a circular chassis 32, a weighing sensor bottom plate 4, a mounting screw hole 4a, an outlet wire hole 4b, an air supply pipe 5, an outlet waterproof joint 6, a weighing signal collecting wire 7, a sealing ring 8 and a.
At present, when steel is charged and discharged during steelmaking, a ladle carrying high-temperature molten steel is weighed by using a ladle electronic scale so as to determine the yield or the quality of the molten steel, and meanwhile, in order to realize secondary refining, argon blowing treatment is carried out on the molten steel by an argon blowing device so as to achieve the purposes of homogenizing the chemical components and the temperature of the molten steel, accelerating chemical reaction, removing harmful gas and purifying the molten steel. The argon blowing device comprises two parts, namely the upper part of the argon blowing device arranged below a ladle lug seat and the lower part 1 of the argon blowing device arranged on a ladle electronic scale weighing box body. When the steel ladle is hoisted to the steel ladle electronic scale, the upper part of the argon blowing device is in sealed butt joint with the lower part 1 of the argon blowing device. However, because the argon blowing device adds an extra supporting point support in the overall metering of the ladle, the connection seal of the argon blowing device inevitably shares a part of the component force of the whole ladle weight, and the borne component force is not constant, so that the accuracy of the overall metering of the ladle is seriously influenced. Aiming at the situation, the invention discloses an argon blowing sealing module with a weighing compensation function, which can measure the force generated when an argon blowing sealing device is connected and sealed after a steel ladle seat is wrapped, so that the measuring precision of a steel ladle electronic scale cannot be influenced by the installation and the use of an automatic argon blowing sealing device.
The argon blowing sealing module with the weighing compensation function comprises an argon blowing device lower part 1 which can be in sealing press fit butt joint with the upper part of an argon blowing device arranged on a steel ladle, the argon blowing device lower part 1 is connected with an air supply pipe 5 for supplying argon, and the air supply pipe 5 can be connected with an argon source, so that argon can enter the steel ladle through the air supply pipe 5, the argon blowing device lower part 1 and the argon blowing device upper part. In order to detect the force generated when the lower part 1 of the argon blowing device is in sealed butt joint with the upper part of the argon blowing device after a ladle is placed on a ladle seat, the lower part 1 of the argon blowing device is provided with a weighing sensor 3 for measuring the component force born by the weighing sensor, the weighing sensor 3 is fixedly arranged on a weighing sensor bottom plate 4, and the argon blowing sealing module is integrally arranged on a weighing box body of a ladle electronic scale by utilizing the weighing sensor bottom plate 4. In order to facilitate the assembly and installation of the lower part 1 of the argon blowing device and the weighing sensor 3, the lower part 1 of the argon blowing device is fixedly installed on a weighing accessory 2, and then the weighing accessory 2 and the weighing sensor 3 are fixedly connected into a whole, so that an independent metering component is formed. The embedded type of weighing annex 2 is installed in the upper end of weighing sensor 3 to guarantee the installation accuracy between weighing annex 2 and weighing sensor 3. The air supply pipe 5 sequentially penetrates through the weighing sensor bottom plate 4, the weighing sensor 3 and the weighing accessory 2 from bottom to top to be connected with the lower part 1 of the argon blowing device.
In the embodiment, as shown in fig. 3 and 4, the load cell 3 of the present invention is a circular plate type load cell, which has a compact structure, a low installation height, and a high impact resistance. Six sensor mounting holes 3a are formed in the circular chassis 32 of the load cell 3 at equal radian, and the sensor mounting holes 3a are used for penetrating through sensor bolts L1 so as to fixedly mount the load cell 3 on the load cell bottom plate 4 by using sensor bolts L1. Eight threaded sensor threaded holes 3b are formed in the circular scale 31 of the weighing sensor 3 in an equal radian manner, so that the weighing accessory 2 and the weighing sensor 3 can be fixedly connected into a whole through the sensor threaded holes 3b and the hexagon socket head cap screws L2.
Referring to fig. 3 and 4, in order to allow the air supply pipe 5 to be installed through, an air pipe through hole 3c is formed through the load cell 3 of the present invention in the axial direction. A weighing signal collecting wire 7 of the weighing sensor 3 is led out from the bottom surface of a round chassis 32 of the weighing sensor 3 through a wire outlet waterproof joint 6. As shown in fig. 1 and 2, the load cell base plate 4 of the present invention is formed with mounting screw holes 4a, and also with wire outlet holes 4b and a center through hole. The mounting screw hole 4a is used for being in spiral fit with the sensor bolt L1, the central through hole is used for enabling the air supply pipe 5 to penetrate through, the wire outlet hole 4b is a protection hole, and the wire outlet waterproof joint 6 is sleeved in the wire outlet hole 4b of the weighing sensor bottom plate 4, so that the purpose of protecting the weighing signal acquisition line 7 through the hidden protection of the wire outlet waterproof joint 6 is achieved. The weighing signal collecting wire 7 is led out from the bottom surface of the weighing sensor 3 and is protected in a concealed mode through the wire outlet hole 4b, and therefore signal wire damage caused by steel slag falling, impact and the like can be prevented.
In the embodiment, as shown in fig. 5, 6 and 7, the weighing attachment 2 of the present invention is a metal plate with a square structure, and an attachment through hole 2c is formed axially through the center axis of the weighing attachment 2 to facilitate the air supply pipe 5 to pass through the attachment through hole 2 c. Eight countersunk head unthreaded holes 2a are formed in the weighing accessory 2 around the accessory through hole 2c in an equal radian mode, the weighing accessory 2 penetrates through the countersunk head unthreaded holes 2a through an inner hexagon bolt L2 to be in spiral fit with a sensor threaded hole 3b in the round weighing plate 31 of the weighing sensor 3, and the weighing accessory 2 is fixed on the weighing sensor 3.
As is clear from fig. 6, the underside of the weighing attachment 2 is formed with a positioning pocket K for a positioning and nesting fit with the circular pan 31 of the load cell 3, in which the circular pan 31 of the load cell 3 is nested. The positioning concave cavity K and the accessory through hole 2c are arranged concentrically, the weighing accessory 2 is further provided with an accessory threaded hole 2b at the position relatively close to the four corners, and the accessory threaded holes 2b are used for being in threaded fit with the flange bolts L3, so that the lower part 1 of the argon blowing device is fixedly installed on the weighing accessory 2.
As shown in fig. 8 and 9, the lower part 1 of the argon blowing device of the invention comprises a flange plate 11 with a square structure and a spring pressure head assembly. The elastic pressure head assembly can provide pressure buffering in a displacement elastic compensation mode in the process of sealing and butting with the upper part of the argon blowing device, and the connection tightness is ensured by utilizing the elastic compensation. The elastic pressure head assembly consists of a pressure head 12 and eight butterfly springs 13 which are arranged under the bottom surface of the pressure head 12 in a pressing mode and used for providing displacement elastic force for the pressure head 12. The flange plate 11 is formed with a clamping cavity 11a for limiting the clamping of the clamping head 12 and a flange screw hole 11b for passing a flange bolt L3.
The pressure head 12 is elastically movably arranged in the clamping cavity 11a of the flange plate 11 up and down, a limiting annular table 121 for preventing the pressure head 12 from being separated from the clamping cavity 11a upwards under the action of the elastic force of the butterfly spring 13 is formed on the circumferential surface of the pressure head 12 close to the lower part, and an anti-separation shoulder matched with the limiting annular table 121 in a limiting way is formed at the upper end of the clamping cavity 11 a. A concave interface cavity 12a and a sealing boss 122 surrounding the interface cavity 12a are formed in the center of the top surface of the pressure head 12, a sealing ring 8 for sealing is mounted on the sealing boss 122, a connecting hole 12b is formed in the center of the interface cavity 12a in a downward penetrating manner, and a pipe joint 14 which is convenient to be in butt joint with the air supply pipe 5 is welded on the connecting hole 12 b. The horizontal plane of the sealing boss 122 of the pressure head 12 is higher than the horizontal plane of the top surface of the flange plate 11, and after the pressure head 12 is contacted with the upper part of the argon blowing device, the pressure head 12 can compress the butterfly spring 13 to move downwards under the pressure action of the ladle, so that displacement elastic force compensation is realized.
In the embodiment, the eight butterfly springs 13 of the invention are uniformly distributed around the connecting hole 12b in an equal radian at the bottom surface of the pressure head 12, and a spring guide post 15 for preventing the butterfly spring 13 from transversely deviating is mounted on the bottom surface of the pressure head 12 corresponding to each butterfly spring 13, and the spring guide post 15 is sleeved and matched with the butterfly spring 13.
In the embodiment, as shown in fig. 1 and 5, eight spring positioning holes 2d for accommodating corresponding butterfly springs 13 are formed on the weighing accessory 2, and the eight spring positioning holes 2d and the eight countersunk holes 2a are alternately arranged on the weighing accessory 2; the bottom surface of the butterfly spring 13 is abutted and matched with the positioning step surface of the spring positioning hole 2d, and the top surface of the butterfly spring 13 is abutted on the bottom surface of the pressure head 12.
In the embodiment, a red copper adjusting gasket 9 for ensuring balance is padded between the top surface of the circular weighing plate 31 and the bottom surface of the cavity of the positioning cavity K of the weighing accessory 2.
The invention has the advantages that:
1. the lower part of the argon blowing device is connected with the weighing sensor in a transition way through a weighing accessory to form a complete independent metering component.
2. In the module design, the red copper adjusting gasket is introduced, so that the module has self-balance adjusting capacity during metering, the accuracy of module metering can be ensured, and the sealing performance after the upper part of the argon blowing device and the lower part of the argon blowing device are connected can be realized.
3. The accessory of weighing adopts the embedded design, can satisfy the installation requirement of blowing argon device lower part, can guarantee the stability of whole component again, has anti external force striking ability.
4. The weighing sensor adopts a circular plate type structural design, and has compact structure, low installation height and strong shock resistance.
5. The weighing signal acquisition line of the argon blowing sealing module adopts a concealed protection design, and the outlet wire on the bottom surface of the weighing sensor is embedded into the outlet wire hole of the bottom plate of the weighing sensor to protect the weighing signal acquisition line, so that the signal acquisition line cannot be damaged due to falling and impact of steel slag.
While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by one skilled in the art without departing from the scope of the invention.
Claims (10)
1. The utility model provides a blow argon and seal module with compensation function weighs, including can with blow argon device lower part (1) of the sealed pressure equipment butt joint in argon device upper portion of installing on the ladle, blow argon device lower part (1) be connected with air supply pipe (5) that are used for supplying argon, characterized by: argon blowing device lower part (1) set and be used for carrying out weighing sensor (3) of measurement to the power that argon blowing device lower part (1) born after the ladle seat package, weighing sensor (3) fixed mounting on a weighing sensor bottom plate (4), the upper end mosaic of this weighing sensor (3) install weighing attachment (2), argon blowing device lower part (1) fixed mounting on this weighing attachment (2), air supply pipe (5) by supreme weighing sensor bottom plate (4), weighing sensor (3) and weighing attachment (2) of passing in proper order down be connected with argon blowing device lower part (1).
2. The argon blowing sealing module with the weighing compensation function as claimed in claim 1, wherein: weighing sensor (3) be round plate weighing sensor, equal radian shaping has six to be used for through sensor bolt (L1) with weighing sensor (3) fixed mounting sensor mounting hole (3a) on weighing sensor bottom plate (4) on circular chassis (32) of this weighing sensor (3), equal radian shaping has eight sensor screw holes (3b) that are used for fixed weighing annex (2) on the circular scale dish (31) of this weighing sensor (3).
3. The argon blowing sealing module with the weighing compensation function as claimed in claim 2, wherein: a gas pipe through hole (3c) for enabling a gas supply pipe (5) to penetrate through is formed in the center axis direction of the weighing sensor (3), a weighing signal collecting line (7) is led out from the bottom surface of a round chassis (32) of the weighing sensor (3) through a wire outlet waterproof connector (6), and a mounting screw hole (4a) which is spirally matched with a sensor bolt (L1), a wire outlet hole (4b) for concealing and protecting the wire outlet waterproof connector (6) and a central through hole for enabling the gas supply pipe (5) to penetrate through are formed in the weighing sensor bottom plate (4); the outlet waterproof joint (6) is sleeved in the outlet hole (4b) of the weighing sensor bottom plate (4).
4. The argon blowing sealing module with the weighing compensation function as claimed in claim 3, wherein: weighing accessory (2) be the metal sheet of a square structure, the center pin of this weighing accessory (2) is to running through the ground shaping and to be used for making annex through-hole (2c) that air supply pipe (5) wore to the radian shaping such as surround annex through-hole (2c) is equipped with eight countersunk head unthreaded holes (2a) on weighing accessory (2), countersunk head unthreaded hole (2a) in wear to be equipped with be used for with weighing sensor (3) on the circular scale dish (31) sensor screw hole (3b) screw fit fix weighing accessory (2) hexagon socket head cap screw (L2) on weighing sensor (3).
5. The argon blowing sealing module with the weighing compensation function as claimed in claim 4, wherein: a positioning concave cavity (K) which is used for being positioned and nested with a circular weighing plate (31) of a weighing sensor (3) is formed in the bottom surface of the weighing accessory (2), and the positioning concave cavity (K) and the accessory through hole (2c) are arranged concentrically; and accessory threaded holes (2b) for fixedly mounting the lower part (1) of the argon blowing device are respectively formed in the positions, which are relatively close to four corners, of the weighing accessory (2).
6. The argon blowing sealing module with the weighing compensation function as claimed in claim 5, wherein: the lower part (1) of the argon blowing device comprises a flange plate (11) with a square structure and an elastic pressure head assembly which can ensure the sealing butt joint with the upper part of the argon blowing device in a displacement elastic compensation mode; the elastic pressure head assembly consists of a pressure head (12) and eight butterfly springs (13) which are arranged below the bottom surface of the pressure head (12) in a pressing mode and used for providing displacement elastic force for the pressure head (12); the argon blowing device is characterized in that a clamping cavity (11a) for limiting clamping of the clamping head (12) and a flange screw hole (11b) for penetrating a flange bolt (L3) are formed in the flange plate (11), and the flange bolt (L3) is matched with an accessory screw hole (2b) of the weighing accessory (2) in a spiral mode to fixedly install the lower portion (1) of the argon blowing device on the weighing accessory (2).
7. The argon blowing sealing module with the weighing compensation function as claimed in claim 6, wherein: the pressure head (12) elastic movement ground sets up in the card chamber (11a) of ring flange (11) from top to bottom, this pressure head (12) the shaping has spacing annular platform (121) that is used for preventing pressure head (12) upwards deviate from card chamber (11a) under the spring action of butterfly spring (13) on being close to the global of lower part, the top surface center shaping of pressure head (12) have concave mouth of connecing (12a) and encircle sealed boss (122) of this interface chamber (12a), sealed boss (122) on install and be used for playing sealing function's sealing washer (8), the center of interface chamber (12a) link up the shaping downwards and have connecting hole (12b), the welding has coupling (14) convenient and air supply pipe (5) butt joint on this connecting hole (12 b).
8. The argon blowing sealing module with the weighing compensation function as claimed in claim 7, wherein: the eight butterfly springs (13) are uniformly distributed in an equal radian manner around the connecting holes (12b) on the bottom surface of the pressure head (12), a spring guide post (15) used for preventing the butterfly springs (13) from transversely deviating is mounted on the bottom surface of the pressure head (12) corresponding to each butterfly spring (13), and the spring guide posts (15) are sleeved and matched with the butterfly springs (13).
9. The argon blowing sealing module with the weighing compensation function as claimed in claim 8, wherein: eight spring positioning holes (2d) used for accommodating corresponding butterfly springs (13) are formed in the weighing accessory (2), and the eight spring positioning holes (2d) and the eight countersunk holes (2a) are alternately arranged on the weighing accessory (2); the bottom surface of the butterfly spring (13) is in positioning abutting fit with the positioning step surface of the spring positioning hole (2d), and the top surface of the butterfly spring (13) abuts against the bottom surface of the pressure head (12).
10. The argon blowing sealing module with the weighing compensation function as claimed in claim 9, wherein: and a red copper adjusting gasket (9) for ensuring balance is padded between the top surface of the circular weighing plate (31) and the bottom surface of the positioning cavity (K) of the weighing accessory (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110146933.1A CN112729512A (en) | 2021-02-03 | 2021-02-03 | Argon blowing sealing module with weighing compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110146933.1A CN112729512A (en) | 2021-02-03 | 2021-02-03 | Argon blowing sealing module with weighing compensation function |
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| Publication Number | Publication Date |
|---|---|
| CN112729512A true CN112729512A (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110146933.1A Pending CN112729512A (en) | 2021-02-03 | 2021-02-03 | Argon blowing sealing module with weighing compensation function |
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| CN (1) | CN112729512A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117647300A (en) * | 2024-01-30 | 2024-03-05 | 浙江大学 | CVD online in-situ weighing system and method |
-
2021
- 2021-02-03 CN CN202110146933.1A patent/CN112729512A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117647300A (en) * | 2024-01-30 | 2024-03-05 | 浙江大学 | CVD online in-situ weighing system and method |
| CN117647300B (en) * | 2024-01-30 | 2024-04-23 | 浙江大学 | CVD online in-situ weighing system and method |
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