CN213004601U - Governing valve case grinder - Google Patents
Governing valve case grinder Download PDFInfo
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- CN213004601U CN213004601U CN202021574987.5U CN202021574987U CN213004601U CN 213004601 U CN213004601 U CN 213004601U CN 202021574987 U CN202021574987 U CN 202021574987U CN 213004601 U CN213004601 U CN 213004601U
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Abstract
The utility model discloses a regulating valve core grinding device, which comprises a grinding platform, a valve body pre-tightening mechanism, a leveling mechanism, a grinding claw and a control mechanism, wherein the valve body pre-tightening mechanism comprises a pre-tightening flange guide rail and a pre-tightening flange; the leveling mechanism is arranged above the grinding platform and used for leveling the valve body; a level gauge is arranged on the grinding platform; the grinding claw is used for clamping the valve rod of the valve core and inserting the valve rod into the valve seat to grind the sealing surface of the valve core. The utility model discloses a set up pretension flange, make level mechanism, grind mechanism such as jack catch on grinding platform, can accomplish the pretension of disk seat and case automatically under the mating reaction of each mechanism fixed, make level and grind the operation such as, its convenient operation can realize semi-automatization operation, not only safe and reliable, labour saving and time saving has improved grinding efficiency and precision moreover, the cost is reduced.
Description
Technical Field
The utility model relates to an automated production accessory technical field, concretely relates to a device for auxiliary production governing valve.
Background
The automatic control is not available in the industries of chemical production, food processing, petroleum and coal mines and the like, wherein the regulating valve is one of four major components of a control system, the function of the regulating valve is particularly important, and various parameters in the production process, such as temperature, pressure, flow, material level and the like, can be controlled through the regulating valve, so that the automation of the production process is realized. Because the governing valve is in the piping erection use, case and disk seat are direct and medium material contact, and long-term contact is used and is easily caused the wearing and tearing to the case, thereby the case sealed face impaired can lead to leaking in the valve and can't use. In order to solve this problem, a method of manually grinding the valve element sealing surface 22 is adopted, in which the valve element 23 is manually abutted to the valve seat 32, a layer of grinding sand is applied to the valve element sealing surface 22, and the valve stem 21 is rotated by a torque of a wrench by a manual force to grind, as shown in fig. 2. The manual operation method is time-consuming and labor-consuming, the grinding precision is too low, the quality of the ground sealing surface is poor, and the reworking phenomenon often occurs.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to the shortcoming that prior art exists, provide one kind and realize simple structure, convenient operation swift laborsaving, machining precision is high, can realize automated operation's governing valve case grinder basically.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a governing valve case grinder which characterized in that: the device comprises a grinding platform, a valve body pre-tightening mechanism, a leveling mechanism, a grinding jaw and a control mechanism, wherein the valve body pre-tightening mechanism, the leveling mechanism and the grinding jaw are respectively connected with the control mechanism; the valve body pre-tightening mechanism comprises a pre-tightening flange guide rail and a pre-tightening flange arranged on the pre-tightening flange guide rail, the pre-tightening flange guide rail is arranged on the grinding platform, the pre-tightening flange is connected with a driving mechanism, and the pre-tightening flange is driven by the driving mechanism to move along the pre-tightening flange guide rail so as to clamp and fix the valve body; the leveling mechanism is arranged above the grinding platform through a mechanical arm which can stretch and move, and the valve body is leveled through the leveling mechanism after the valve body is placed on the grinding platform; a gradienter is arranged on the grinding platform to form a detection mechanism for levelness of the valve body in a placement state; a rotatable grinding claw with a driving motor is vertically arranged on a mechanical arm to form a movable structure, and a valve rod of the valve core is grabbed by the grinding claw and inserted into a valve seat to grind the sealing surface of the valve core.
Furthermore, the pre-tightening flanges comprise a left pre-tightening flange and a right pre-tightening flange, a track groove is formed in the grinding platform between the two pre-tightening flanges, a valve seat part of the valve body is placed on the track groove, the pre-tightening flanges are connected with a pre-tightening flange pressure pump serving as a driving mechanism, the pre-tightening flange pressure pump is connected with a pump control hand operation box serving as one part of a control mechanism, and the valve seat part is driven by the pre-tightening flange pressure pump to press the valve body connecting flanges on the two sides of the valve body to achieve pre-tightening fixation on the valve seat part after leveling.
Furthermore, a hydraulic pipeline is arranged on the grinding platform and connected with a pre-tightening flange pressure pump, and a pre-tightening pressure gauge is arranged on the hydraulic pipeline.
The leakage detection device comprises a valve body, a leakage detection pressure gauge and a leakage detection pressurizing pump, wherein the valve body is provided with a valve seat; the leak detection mechanism is connected with an operation panel which is a part of the control mechanism, and the leak detection operation is carried out on the valve body by controlling the operation panel.
Furthermore, the positions, close to four corners, of the grinding platform are respectively provided with a level gauge so as to ensure that the valve seat can be in a horizontal state to the maximum extent, and the sealing surface of the valve core is completely coincided with the valve seat only when the valve seat is in the horizontal state after the valve core is installed.
Furthermore, universal wheels with adjustable height are installed at the bottoms of the support legs of the grinding platform to adjust the levelness of the grinding platform, wherein at least one universal wheel is provided with a brake to realize the parking of the grinding platform.
Preferably, the grinding claws comprise two groups of six grinding claws, and the two groups of grinding claws are vertically arranged and can be respectively and independently operated.
Furthermore, a grinding sand automatic feeding mechanism is introduced through the mechanical arm and comprises a guide pipe, a control valve is arranged on the guide pipe, and the guide pipe is connected with a grinding sand supplying mechanism. The grinding parts of the valve seat and the valve core are regularly fed through the automatic grinding sand feeding mechanism, so that the grinding efficiency and effect are ensured.
The utility model discloses a set up pretension flange on grinding platform, make level the mechanism, grind mechanisms such as jack catch, can accomplish the pretension of disk seat and case automatically under the mating reaction of each mechanism fixed, make level and grind the operation such as, its convenient operation is simple, can realize semi-automatization operation, not only safe and reliable, labour saving and time saving has improved grinding efficiency and precision moreover, the cost is reduced, is favorable to the maintenance of valve, long-term investment cost and promotion work efficiency very much.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a structural schematic diagram of a main body part of the valve body.
In the figure, 1, a grinding platform, 2, a pre-tightening flange pressure pump, 3, a leakage detection pressure pump, 4, a pump control hand box, 5, a pre-tightening flange, 6, a leakage detection pressure gauge, 7, a pre-tightening pressure gauge, 8, a pre-tightening flange guide rail, 9, a hydraulic pipeline, 10, a level gauge, 11, a leakage detection pipeline, 12, a leveling mechanism, 13, a grinding claw, 14, an operation panel, 15, a mechanical arm, 16, a universal wheel, 21, a valve rod, 22, a valve core sealing surface, 23, a valve core, 31, a valve body connecting flange, 32 and a valve seat.
Detailed Description
In the embodiment, referring to fig. 1, the regulating valve core grinding device includes a grinding platform 1, a valve body pre-tightening mechanism, a leveling mechanism 12, a grinding jaw 13 and a control mechanism, wherein the valve body pre-tightening mechanism, the leveling mechanism 12 and the grinding jaw 13 are respectively connected to the control mechanism; the valve body pre-tightening mechanism comprises a pre-tightening flange guide rail 8 and a pre-tightening flange 5 arranged on the pre-tightening flange guide rail 8, the pre-tightening flange guide rail 8 is arranged on the grinding platform 1, the pre-tightening flange 5 is connected with a driving mechanism, and the pre-tightening flange 5 is driven by the driving mechanism to move along the pre-tightening flange guide rail 8 so as to clamp and fix the valve body; the leveling mechanism 12 is arranged above the grinding platform 1 through a mechanical arm 15 which can stretch and move, and the valve body is leveled through the leveling mechanism 12 after the valve body is placed on the grinding platform 1; a level gauge 10 is arranged on the grinding platform 1 to form a detection mechanism for the levelness of the valve body in a placement state; a grinding claw 13 which is provided with a driving motor and can rotate is vertically arranged on a mechanical arm 15 to form a movable structure, and the grinding claw 13 grabs a valve rod 21 of the valve core and inserts the valve rod into a valve seat 32 to grind a sealing surface 22 of the valve core. Wherein the leveling mechanism 12, the grinding jaw 13 and the mechanical arm 15 can be directly realized by utilizing the prior art.
The pre-tightening flange 5 comprises a left pre-tightening flange and a right pre-tightening flange, a track groove is formed in the grinding platform 1 between the two pre-tightening flanges 5, a valve seat part of the valve body is placed on the track groove, the pre-tightening flange 5 is connected with a pre-tightening flange pressure pump 2 serving as a driving mechanism, the pre-tightening flange pressure pump 2 is connected with a pump control hand operating box 4 serving as one part of a control mechanism, and the pre-tightening flange pressure pump 2 drives the pre-tightening flanges 5 to press the valve body connecting flanges 31 on the two sides of the valve body to achieve pre-tightening and fixing of the valve seat part.
A hydraulic pipeline 9 is arranged on the grinding platform 1, the hydraulic pipeline 9 is connected with the pre-tightening flange pressure pump 2, and a pre-tightening pressure gauge 7 is arranged on the hydraulic pipeline 9.
The leakage detection device is characterized by also comprising a leakage detection mechanism, wherein the leakage detection mechanism comprises a leakage detection pressurizing pump 3 and a leakage detection pressure gauge 6, the leakage detection pressurizing pump 3 is connected to the valve body through a leakage detection pipeline 11, and the leakage detection pressure gauge 6 is arranged on the leakage detection pipeline 11; the leak detection mechanism is connected with an operation panel 14 which is a part of the control mechanism, and the leak detection operation is carried out on the valve body through the control operation panel 14.
The positions, close to four corners, of the grinding platform 1 are respectively provided with a level gauge 10 so as to ensure that the valve seat can be in a horizontal state to the maximum extent, and the sealing surface of the valve core can be completely coincided with the valve seat only when the valve seat is in the horizontal state.
The bottom of the support leg of the grinding platform 1 is provided with a universal wheel 16 with adjustable height to adjust the levelness of the grinding platform 1, wherein at least one universal wheel 16 is provided with a brake to realize the parking of the grinding platform 1.
The grinding claws 13 are two groups of six, and the two groups of grinding claws 13 are vertically arranged and can be respectively independently operated.
A grinding sand automatic feeding mechanism (not shown) is introduced through the mechanical arm 15, and the grinding sand automatic feeding mechanism comprises a guide pipe, a control valve is arranged on the guide pipe, and the guide pipe is connected with a grinding sand supplying mechanism. The grinding parts of the valve seat and the valve core 23 are regularly fed through the automatic grinding sand feeding mechanism, so that the grinding efficiency and effect are ensured.
Firstly, a grinding platform 1 is placed at a certain place, after a universal wheel 16 is fixed, the platform is leveled by adjusting a leveling device and observing a level gauge 10, a valve body valve seat part needing to be ground is placed in a track groove, and an operation leveling mechanism 12 is placed on an upper flange of a valve body to perform leveling operation. After leveling, the operation pump control hand operating box 4 operates the pre-tightening flange pressurizing pump 2 to move the pre-tightening flange 5, and the pre-tightening pressure gauge 7 on the hydraulic pipeline 9 is used for observing the pre-tightening force (generally about 0.4 MPa) to clamp and fix the valve seat part. The valve rod 21 of the valve core 23 is fixed on the grinding clamping jaw 13, the valve rod 21 is clamped and then placed on the valve seat 32 for grinding, the rotating speed, the direction and the time of the valve rod 21 are set through the operation panel 14 during grinding, meanwhile, the grinding part of the valve core of the valve seat is regularly fed through the automatic grinding sand feeding structure, the grinding efficiency is guaranteed, and the grinding sand can be added manually. After grinding, the upper flange of the valve body is fixedly connected with the valve core 21, pressure testing can be carried out on the valve body, the valve body is pressed by the leak detection pressing pump 3, whether the indication of the leak detection pressure gauge 6 is stable or not is observed after the pressure is pressed to a certain pressure, and if the indication is stable and unchanged, the tight sealing between the valve core 23 and the valve seat 32 is indicated.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (8)
1. The utility model provides a governing valve case grinder which characterized in that: the device comprises a grinding platform, a valve body pre-tightening mechanism, a leveling mechanism, a grinding jaw and a control mechanism, wherein the valve body pre-tightening mechanism, the leveling mechanism and the grinding jaw are respectively connected with the control mechanism; the valve body pre-tightening mechanism comprises a pre-tightening flange guide rail and a pre-tightening flange arranged on the pre-tightening flange guide rail, the pre-tightening flange guide rail is arranged on the grinding platform, the pre-tightening flange is connected with a driving mechanism, and the pre-tightening flange is driven by the driving mechanism to move along the pre-tightening flange guide rail so as to clamp and fix the valve body; the leveling mechanism is arranged above the grinding platform through a mechanical arm which can stretch and move, and the valve body is leveled through the leveling mechanism after the valve body is placed on the grinding platform; a gradienter is arranged on the grinding platform to form a detection mechanism for levelness of the valve body in a placement state; a rotatable grinding claw with a driving motor is vertically arranged on a mechanical arm to form a movable structure, and a valve rod of the valve core is grabbed by the grinding claw and inserted into a valve seat to grind the sealing surface of the valve core.
2. The regulator valve cartridge grinding apparatus of claim 1, wherein: the pre-tightening flange comprises a left pre-tightening flange and a right pre-tightening flange, a track groove is formed in a grinding platform between the two pre-tightening flanges, a valve seat part of the valve body is placed on the track groove, the pre-tightening flange is connected with a pre-tightening flange pressure pump serving as a driving mechanism, the pre-tightening flange pressure pump is connected with a pump control hand operation box serving as one part of a control mechanism, and the pre-tightening flange pressure pump drives the pre-tightening flanges to press the valve body connecting flanges on the two sides of the valve body to achieve pre-tightening and fixing of the valve seat part.
3. The regulator valve cartridge grinding apparatus of claim 2, wherein: a hydraulic pipeline is arranged on the grinding platform and connected with a pre-tightening flange pressure pump, and a pre-tightening pressure gauge is arranged on the hydraulic pipeline.
4. The regulator valve cartridge grinding apparatus of claim 1, wherein: the leakage detection device comprises a leakage detection pressurizing pump and a leakage detection pressure gauge, wherein the leakage detection pressurizing pump is connected to the valve body through a leakage detection pipeline, and the leakage detection pressure gauge is arranged on the leakage detection pipeline; the leak detection mechanism is connected with an operation panel which is a part of the control mechanism.
5. The regulator valve cartridge grinding apparatus of claim 1, wherein: the positions of the grinding platform, which are close to four corners, are respectively provided with a level gauge.
6. The regulator valve cartridge grinding apparatus of claim 1, wherein: the bottom of the support leg of the grinding platform is provided with a universal wheel with adjustable height, wherein at least one universal wheel is provided with a brake.
7. The regulator valve cartridge grinding apparatus of claim 1, wherein: the grinding clamping jaws comprise two groups of six grinding clamping jaws which are vertically arranged.
8. The regulator valve cartridge grinding apparatus of claim 1, wherein: the automatic grinding sand feeding mechanism is introduced through the mechanical arm and comprises a guide pipe, a control valve is arranged on the guide pipe, and the guide pipe is connected with a grinding sand feeding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574987.5U CN213004601U (en) | 2020-07-31 | 2020-07-31 | Governing valve case grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574987.5U CN213004601U (en) | 2020-07-31 | 2020-07-31 | Governing valve case grinder |
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| Publication Number | Publication Date |
|---|---|
| CN213004601U true CN213004601U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021574987.5U Active CN213004601U (en) | 2020-07-31 | 2020-07-31 | Governing valve case grinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118003227A (en) * | 2024-04-10 | 2024-05-10 | 佛山市高明贝斯特陶瓷有限公司 | Ceramic polishing equipment |
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2020
- 2020-07-31 CN CN202021574987.5U patent/CN213004601U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118003227A (en) * | 2024-04-10 | 2024-05-10 | 佛山市高明贝斯特陶瓷有限公司 | Ceramic polishing equipment |
| CN118003227B (en) * | 2024-04-10 | 2024-06-04 | 佛山市高明贝斯特陶瓷有限公司 | Ceramic polishing equipment |
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