CN114800221A - Sheet-type forged high-pressure ball valve and production process thereof - Google Patents
Sheet-type forged high-pressure ball valve and production process thereof Download PDFInfo
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- CN114800221A CN114800221A CN202210508616.4A CN202210508616A CN114800221A CN 114800221 A CN114800221 A CN 114800221A CN 202210508616 A CN202210508616 A CN 202210508616A CN 114800221 A CN114800221 A CN 114800221A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000005498 polishing Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000000694 effects Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 244000309464 bull Species 0.000 claims 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
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- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
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- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 239000003345 natural gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention belongs to the technical field of ball valves, and particularly relates to a sheet type forged high-pressure ball valve and a production process thereof. This piece formula forges high-pressure ball valve and production technology thereof through setting up fixture, removes adjustment mechanism and regulation locking mechanism to reached and stablized centre gripping polishing to the case and polished, the simple operation just makes case surface finish even, the efficient effect of polishing.
Description
Technical Field
The invention relates to the technical field of ball valves, in particular to a sheet-type forged high-pressure ball valve and a production process thereof.
Background
The high-pressure ball valve is appeared in the 50 th century, along with the rapid development of scientific technology, the continuous improvement of production process and product structure, the high-pressure ball valve is rapidly developed into a main valve class in short 40 years, the use of the high-pressure ball valve is continuously rising year by year in countries with developed industry in western countries, the ball valve is widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, paper making, pharmacy, water conservancy, electric power, municipal administration, steel and the like in China, the high-pressure ball valve plays a significant role in national economy, the high-pressure ball valve is mainly used for cutting off or connecting media in the pipelines and also can be used for regulating and controlling fluid, the high-pressure ball valve has the action of rotating 90 degrees, the plug body is a ball body, a circular through hole or a channel passes through the axis of the ball valve, the ball valve is mainly used for cutting off, distributing and changing the flowing direction of the media in the pipelines, and can be closed only by rotating 90 degrees and only by a small rotating torque, the ball valve is most suitable for being used as a switch and a stop valve, and the high-pressure ball valve is mainly characterized by compact structure, reliable sealing, simple structure and convenient maintenance, a sealing surface and a spherical surface are always in a closed state, are not easy to erode by media, are easy to operate and maintain, are suitable for common working media such as water, solvents, acid, natural gas and the like, are also suitable for media with severe working conditions such as oxygen, hydrogen peroxide, methane, ethylene and the like, and are widely applied in various industries.
When the conventional valve core is polished, the surface of the valve core is of a circular structure, so that the valve core is difficult to clamp when the surface of the valve core is polished, the valve core is large in vibration during polishing, the polishing precision is easily influenced, the clamping position needs to be frequently adjusted during polishing, the surface of the valve core is easily polished unevenly, and the polishing efficiency is low.
Based on the problems, the sheet type forged high-pressure ball valve and the production process thereof are provided.
Disclosure of Invention
Based on the technical problems that the clamping is unstable during the polishing of the valve core of the existing ball valve, so that great vibration is generated during the polishing, the polishing precision is easily influenced, the clamping position needs to be frequently adjusted, the surface polishing of the valve core is easily uneven, and the efficiency is low, the invention provides a sheet-forged high-pressure ball valve and a production process thereof.
The invention provides a sheet-type forged high-pressure ball valve and a production process thereof, wherein the production process comprises the following steps:
selecting brass as a main material, and respectively turning a valve body, a valve core and a valve rod by a lathe;
step two, cleaning the valve body after sand blasting treatment, and carrying out nickel plating after soaking the valve body in a phosphoric acid solution for one minute;
step three, polishing the surface of the valve core by polishing equipment;
selecting graphite as a main material, and carrying out extrusion forming on the sealing ring through an extruding machine;
step five, finely deburring the formed sealing ring;
step six, assembling all the parts, and carrying out a sealing test;
the polishing equipment in the third step comprises a clamping mechanism, the clamping mechanism comprises an air cylinder, and the clamping mechanism performs tensioning clamping on the interior of the valve core through the extension of the air cylinder;
the front surface of the clamping mechanism is provided with a movement adjusting mechanism, the movement adjusting mechanism comprises a servo motor, and the movement adjusting mechanism performs movement adjustment on the polishing position of the valve core;
an adjusting locking mechanism is arranged above the moving adjusting mechanism and comprises a ratchet wheel, the adjusting locking mechanism is located on the front face of the clamping mechanism, and the adjusting locking mechanism adjusts the polishing depth and locks and limits the polishing depth.
Preferably, fixture still includes the base, the last fixed surface of base is connected with the fixed block, the one end of cylinder uses the axis of fixed block to be annular array distribution as the array center, the one end of cylinder with a side fixed surface installation of fixed block, the opposite side fixed surface of fixed block has driving motor, driving motor's output shaft passes through shaft coupling fixed mounting and has the pivot, the one end of pivot runs through and extends to a side surface of fixed block.
Preferably, the outer surface of pivot is fixed to be cup jointed the installation cover, the one end fixed surface of installation cover is connected with the first mount pad that is the annular array and distributes, the inner wall of first mount pad articulates through the round pin axle has the head rod, the one end of head rod articulates through the round pin axle has the second mount pad, one side fixed surface of second mount pad is connected with the arc fagging, the outside fixed surface of arc fagging is connected with the slipmat.
Preferably, the other end outer fixed surface of installation cover is connected with the third mount pad that is the ring array and distributes, the inner wall of third mount pad articulates through the round pin axle has the second connecting rod, the one end of second connecting rod articulates through the round pin axle has the fourth mount pad, a side surface of fourth mount pad with the inboard fixed surface of arc fagging is connected, the surface activity of pivot has cup jointed the removal lantern ring.
Preferably, the outer fixed surface that removes the lantern ring is connected with the fifth mount pad that is the annular array and distributes, the inner wall of fifth mount pad articulates through the round pin axle has the third connecting rod, the one end of third connecting rod articulates through the round pin axle has the sixth mount pad, a side surface of sixth mount pad with the inboard fixed surface of arc fagging is connected, the surface that removes the lantern ring has fixed the connecting plate through the bearing.
Preferably, one end of the cylinder piston rod is fixedly connected with one side surface of the connecting plate, one side surface of the servo motor is fixedly mounted with one side surface of the base, a stroke groove is formed in the upper surface of the base, a lead screw is fixedly mounted on an output shaft of the servo motor through a coupler, a moving block is sleeved on the outer surface of the lead screw in a threaded manner, and the outer surface of the moving block is slidably connected with the inner wall of the stroke groove.
Preferably, one end of the moving block penetrates through and extends to the upper surface of the base, the adjusting and locking mechanism further comprises an adjusting block, the lower surface of the adjusting block is fixedly connected with the upper surface of the moving block, a threaded rod is fixedly sleeved on the inner wall of the adjusting block through a bearing, the outer surface of the threaded rod is fixedly sleeved with the inner wall of the ratchet wheel, and one end of the threaded rod is fixedly connected with a driving turntable.
Preferably, the outer surface of the other end of the threaded rod is in threaded sleeve connection with an adjusting cylinder, one end of the adjusting cylinder is fixedly connected with a polishing ball, the outer surface of the adjusting cylinder is fixedly sleeved with a positioning plate, the front surface of the positioning plate is provided with positioning holes which are symmetrically distributed, and the inner wall of each positioning hole is movably sleeved with a positioning rod.
Preferably, one end of the positioning rod is fixedly connected with the back face of the adjusting block, the front face of the adjusting block is fixedly sleeved with a rotating rod through a bearing, the outer surface of the rotating rod is fixedly sleeved with a pawl, and one end of the pawl is rotationally clamped with the tooth face of the ratchet wheel.
Preferably, the lower surface of the pawl is fixedly connected with an elastic rope, one end of the elastic rope is fixedly connected with a connecting block, and the back of the connecting block is fixedly connected with the front of the adjusting block.
The beneficial effects of the invention are as follows:
1. through setting up fixture, remove adjustment mechanism and regulation locking mechanism to reached and stablized centre gripping polishing to the case and polished, the simple operation just makes case surface finish even, the efficient effect of polishing.
2. Through the cooperation that sets up the cylinder, remove the lantern ring and the connecting plate is used, plays and carries out the centre gripping fast to the case fixed to the higher effect of stability when the cooperation through the slipmat makes its pivot drive case spin polishing.
3. Through the cooperation that sets up the threaded rod, adjusts a section of thick bamboo, locating plate and locating lever and uses, make it be convenient for remove polishing ball to adjust the polishing degree of depth of case, and spacing through the cooperation of ratchet and pawl, the effectual effect of fixing a position of removal to polishing ball that can be effectual.
Drawings
FIG. 1 is a schematic diagram of a sheet-forged high-pressure ball valve and a process for producing the same;
FIG. 2 is a perspective view of a sheet-forged high-pressure ball valve and a process for manufacturing the same;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 of a sheet forged high pressure ball valve and a process for producing the same;
FIG. 4 is an exploded view of a sheet-forged high-pressure ball valve and an arc-shaped supporting plate structure of a production process thereof;
FIG. 5 is a perspective view of a chip forged high-pressure ball valve and the adjusting block structure of the production process thereof;
FIG. 6 is a perspective view of a plate-type forged high-pressure ball valve and a positioning plate structure of the production process thereof.
In the figure: 1. a cylinder; 101. a base; 102. a fixed block; 103. a drive motor; 104. a rotating shaft; 105. installing a sleeve; 106. a first mounting seat; 107. a first connecting rod; 108. a second mounting seat; 109. an arc-shaped supporting plate; 1010. a non-slip mat; 1011. a third mounting seat; 1012. a second connecting rod; 1013. a fourth mounting seat; 1014. moving the collar; 1015. a fifth mounting seat; 1016. a third connecting rod; 1017. a sixth mounting seat; 1018. a connecting plate; 2. a servo motor; 201. a stroke slot; 202. a screw rod; 203. a moving block; 3. a ratchet wheel; 301. an adjusting block; 302. a threaded rod; 303. driving the turntable; 304. an adjusting cylinder; 305. polishing the ball; 306. positioning a plate; 307. positioning a rod; 308. a rotating rod; 309. a pawl; 3010. an elastic cord; 3011. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a sheet-type forged high-pressure ball valve and a production process thereof, the production process comprises the following steps:
selecting brass as a main material, and respectively turning a valve body, a valve core and a valve rod by a lathe;
step two, cleaning the valve body after sand blasting treatment, and carrying out nickel plating after soaking the valve body in a phosphoric acid solution for one minute;
step three, polishing the surface of the valve core by polishing equipment;
selecting graphite as a main material, and carrying out extrusion forming on the sealing ring through an extruding machine;
step five, finely deburring the formed sealing ring;
step six, assembling all the parts, and carrying out a sealing test;
the polishing equipment comprises a clamping mechanism, the clamping mechanism comprises an air cylinder 1, and the clamping mechanism performs tensioning clamping on the interior of the valve core through the extension of the air cylinder 1;
the front side of the clamping mechanism is provided with a movement adjusting mechanism, the movement adjusting mechanism comprises a servo motor 2, and the movement adjusting mechanism performs movement adjustment on the polishing position of the valve core;
an adjusting locking mechanism is arranged above the moving adjusting mechanism and comprises a ratchet wheel 3, the adjusting locking mechanism is located on the front side of the clamping mechanism, and the adjusting locking mechanism adjusts the polishing depth and locks and limits the polishing depth.
In order to realize realizing the case to the centre gripping rotatory, still include base 101 through fixture, the collecting vat that is used for collecting the sweeps is seted up to base 101's top, be convenient for collect the effect of handling the sweeps, base 101's last fixed surface is connected with fixed block 102, the one end of cylinder 1 uses the axis of fixed block 102 to be the annular array and distributes as the array center, the one end of cylinder 1 and the fixed surface mounting of one side of fixed block 102, fixed surface mounting has driving motor 103 on the opposite side of fixed block 102, driving motor 103's output shaft passes through shaft coupling fixed mounting has pivot 104, driving motor 103 plays and drives pivot 104 and carries out rotatory effect, the one end of pivot 104 runs through and extends to a side surface of fixed block 102.
In order to realize stabilizing the centre gripping to the case inner wall, outer fixed surface through pivot 104 has cup jointed installation cover 105, the rotation of pivot 104 plays and drives installation cover 105 and rotate, the one end outer fixed surface of installation cover 105 is connected with the first mount pad 106 that is the ring array and distributes, the inner wall of first mount pad 106 articulates through the round pin axle has head rod 107, head rod 107's one end articulates through the round pin axle has second mount pad 108, a side fixed surface of second mount pad 108 is connected with arc fagging 109, the rotation of installation cover 105 is through first mount pad 106, second mount pad 108, head rod 107 and arc fagging 109's cooperation drives the case and carries out the effect that the rotation was polished, the outside fixed surface of arc fagging 109 is connected with slipmat 1010.
In order to realize the centre gripping location to the case inner wall, be the third mount pad 1011 that the annular array distributes through the other end outer surface fixedly connected with of installation cover 105, the inner wall of third mount pad 1011 articulates through the round pin axle has second connecting rod 1012, the one end of second connecting rod 1012 articulates through the round pin axle has fourth mount pad 1013, a side surface of fourth mount pad 1013 and the inboard fixed surface of arc fagging 109 are connected, third mount pad 1011 drives arc fagging 109 through the cooperation of second connecting rod 1012 and fourth mount pad 1013 and outwards props up, thereby carry out the fixed effect of centre gripping to the case inner wall, the outer surface activity of pivot 104 has cup jointed removal lantern ring 1014.
In order to fix spacing and dismantlement to the case inner wall fast, the outer surface fixedly connected with through removing the lantern ring 1014 is the fifth mount pad 1015 that the annular array distributes, the inner wall of fifth mount pad 1015 articulates through the round pin axle has third connecting rod 1016, the one end of third connecting rod 1016 articulates through the round pin axle has sixth mount pad 1017, the removal that removes the lantern ring 1014 drives fifth mount pad 1015 and removes, and cooperate sixth mount pad 1017 to drive third connecting rod 1016 and swing, thereby it struts to drive arc fagging 109 outwards, a side surface of sixth mount pad 1017 and the inboard fixed surface of arc fagging 109 are connected, the surface that removes the lantern ring 1014 has fixed coupling through the bearing has connecting plate 1018, the removal of connecting plate 1018 plays and drives and removes lantern ring 1014 and remove.
In order to realize that the movement during the valve core curved surface polishing is limited, one end of a piston rod of the cylinder 1 is fixedly connected with one side surface of the connecting plate 1018, one end of the piston rod of the cylinder 1 stretches out, so that the connecting plate 1018 is driven to move, one side surface of the servo motor 2 is fixedly installed with one side surface of the base 101, the stroke groove 201 is formed in the upper surface of the base 101, the output shaft of the servo motor 2 is fixedly provided with a lead screw 202 through a coupler, the outer surface of the lead screw 202 is sleeved with a moving block 203 in a threaded manner, the servo motor 2 plays a role in driving the lead screw 202 to rotate, so that the limiting driving moving block 203 matched with the stroke groove 201 is used for moving, and the outer surface of the moving block 203 is connected with the inner wall of the stroke groove 201 in a sliding manner.
In order to realize the automatic movement during the valve core curved surface polishing, one end of the moving block 203 penetrates through and extends to the upper surface of the base 101, the adjusting and locking mechanism further comprises an adjusting block 301, the moving block 203 moves to drive the adjusting block 301 to move, the lower surface of the adjusting block 301 is fixedly connected with the upper surface of the moving block 203, the inner wall of the adjusting block 301 is fixedly sleeved with a threaded rod 302 through a bearing, the outer surface of the threaded rod 302 is fixedly sleeved with the inner wall of a ratchet 3, one end of the threaded rod 302 is fixedly connected with a driving turntable 303, the rotation of the threaded rod 302 drives the ratchet 3 to rotate, and the driving turntable 303 plays a role in facilitating the driving of the threaded rod 302 to rotate.
In order to realize adjustment of polishing of the valve core cambered surface, an adjusting cylinder 304 is sleeved on the outer surface of the other end of the threaded rod 302 in a threaded manner, a polishing ball 305 is fixedly connected to one end of the adjusting cylinder 304, a positioning plate 306 is sleeved on the outer surface of the adjusting cylinder 304 in a fixed manner, positioning holes which are symmetrically distributed are formed in the front surface of the positioning plate 306, a positioning rod 307 is movably sleeved on the inner wall of each positioning hole, and the threaded rod 302 rotates clockwise and reversely to drive the adjusting cylinder 304 to move and adjust through the matching limit of the positioning plate 306 and the positioning rod 307, so that the polishing ball 305 is driven to move and adjust.
In order to improve the stability of the valve core during polishing, one end of a positioning rod 307 is fixedly connected with the back of an adjusting block 301, a rotating rod 308 is fixedly sleeved on the front of the adjusting block 301 through a bearing, a pawl 309 is fixedly sleeved on the outer surface of the rotating rod 308, one end of the pawl 309 is rotationally clamped with the tooth surface of a ratchet 3, the pawl 309 plays a role in limiting clamping of the ratchet 3 after the ratchet 3 stops rotating, and when reverse rotation is needed, the pawl 309 is held to swing through the matching of the rotating rod 308, so that one end of the pawl is separated from the ratchet 3 for limiting.
In order to realize locking and positioning, an elastic rope 3010 is fixedly connected to the lower surface of the pawl 309, a connecting block 3011 is fixedly connected to one end of the elastic rope 3010, the back of the connecting block 3011 is fixedly connected to the front of the adjusting block 301, and the elastic rope 3010 plays a role in generating tension on the pawl 309 through the cooperation of the connecting block 3011.
Through setting up fixture, remove adjustment mechanism and regulation locking mechanism to reached and stablized centre gripping polishing to the case and polished, the simple operation just makes case surface finish even, the efficient effect of polishing.
Through the cooperation of setting up cylinder 1, removing lantern ring 1014 and connecting plate 1018, play and carry out the centre gripping fast to the case and fix to through the cooperation of slipmat 1010 make its pivot 104 drive the higher effect of stability when the case is rotatory polished.
Through the cooperation use that sets up threaded rod 302, regulation section of thick bamboo 304, locating plate 306 and locating lever 307, make it be convenient for remove polishing ball 305 to adjust the polishing degree of depth of case, and spacing through the cooperation of ratchet 3 and pawl 309, the effectual effect of fixing a position is carried out in the removal of polishing ball 305.
The working principle is as follows: step one, after the inner wall of a valve core to be polished penetrates through the outer side of an arc-shaped supporting plate 109, starting an air cylinder 1 to perform stretching movement, driving a movable lantern ring 1014 to move through a connecting plate 1018 at one end of a piston rod of the air cylinder 1, driving a third connecting rod 1016 to swing through the cooperation of a fifth mounting seat 1015 and a sixth mounting seat 1017 so that the movable lantern ring 1014 drives the arc-shaped supporting plate 109 to be unfolded outwards through the sixth mounting seat 1017, simultaneously driving the first connecting rod 107 to swing through the cooperation of a second connecting rod 1012, and driving the arc-shaped supporting plate 109 to be unfolded outwards through the cooperation of the second mounting seat 108 and a fourth mounting seat 1013;
step two, the unfolded arc-shaped supporting plate 109 is in contact extrusion with the inner wall of the valve core through the anti-slip pad 1010, so that after the valve core is clamped and positioned, the driving motor 103 is started to work, the driving motor 103 drives the mounting sleeve 105 to rotate through the rotating shaft 104, the mounting sleeve 105 drives the valve core to rotate through the matching of the first connecting rod 107 and the second connecting rod 1012, and the polishing ball 305 is in contact with the surface of the valve core for polishing;
and step three, starting the servo motor 2 to drive the screw rod 202 to rotate clockwise, enabling the rotation of the screw rod 202 to enable the moving block 203 to move and adjust through the limiting of the stroke groove 201, so as to drive the polishing ball 305 to move, meanwhile, rotating the driving turntable 303 clockwise, driving the turntable 303 to drive the threaded rod 302 to rotate, and driving the adjusting cylinder 304 to extend forwards through the matching limiting of the positioning plate 306 and the positioning rod 307, so that the polishing ball 305 extends forwards to contact with the surface of the valve core when moving, and the whole curved surface of the valve core is polished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A production process for a sheet-type forged high-pressure ball valve is characterized by comprising the following steps: the production process comprises the following steps:
selecting brass as a main material, and respectively turning a valve body, a valve core and a valve rod by a lathe;
step two, cleaning the valve body after sand blasting treatment, and carrying out nickel plating after soaking the valve body in a phosphoric acid solution for one minute;
step three, polishing the surface of the valve core by polishing equipment;
selecting graphite as a main material, and carrying out extrusion forming on the sealing ring through an extruding machine;
step five, finely deburring the formed sealing ring;
step six, assembling all the parts, and carrying out a sealing test;
the polishing equipment in the third step comprises a clamping mechanism, the clamping mechanism comprises an air cylinder (1), and the clamping mechanism performs tensioning clamping on the interior of the valve core through the extension of the air cylinder (1);
the front side of the clamping mechanism is provided with a movement adjusting mechanism, the movement adjusting mechanism comprises a servo motor (2), and the movement adjusting mechanism performs movement adjustment on the polishing position of the valve core;
an adjusting locking mechanism is arranged above the moving adjusting mechanism and comprises a ratchet wheel (3), the adjusting locking mechanism is located on the front face of the clamping mechanism, and the adjusting locking mechanism adjusts the polishing depth and locks and limits the polishing depth.
2. The production process of the sheet-type forged high-pressure ball valve according to claim 1, characterized in that: fixture still includes base (101), the last fixed surface of base (101) is connected with fixed block (102), the one end of cylinder (1) uses the axis of fixed block (102) to be annular array distribution as the array center, the one end of cylinder (1) with one side fixed surface of fixed block (102) installs, the opposite side fixed surface of fixed block (102) installs driving motor (103), the output shaft of driving motor (103) passes through shaft coupling fixed mounting and has pivot (104), the one end of pivot (104) runs through and extends to a side surface of fixed block (102).
3. The production process of the sheet-type forged high-pressure ball valve according to claim 2, characterized in that: the outer fixed surface of pivot (104) has cup jointed installation cover (105), the one end outer fixed surface of installation cover (105) is connected with first mount pad (106) that the ring array distributes, the inner wall of first mount pad (106) articulates through the round pin axle has head rod (107), the one end of head rod (107) articulates through the round pin axle has second mount pad (108), a side fixed surface of second mount pad (108) is connected with arc fagging (109), the outside fixed surface of arc fagging (109) is connected with slipmat (1010).
4. The production process of the sheet-type forged high-pressure ball valve according to claim 3, wherein: the other end surface fixedly connected with of installation cover (105) is third mount pad (1011) that the annular array distributes, the inner wall of third mount pad (1011) articulates through the round pin axle has second connecting rod (1012), the one end of second connecting rod (1012) articulates through the round pin axle has fourth mount pad (1013), a side surface of fourth mount pad (1013) with the inboard fixed surface of arc fagging (109) is connected, the outer surface activity of pivot (104) has cup jointed the removal lantern ring (1014).
5. The production process of the sheet-type forged high-pressure ball valve according to claim 4, wherein: the outer surface of the movable lantern ring (1014) is fixedly connected with fifth mounting seats (1015) distributed in an annular array, the inner wall of the fifth mounting seat (1015) is hinged with a third connecting rod (1016) through a pin shaft, one end of the third connecting rod (1016) is hinged with a sixth mounting seat (1017) through a pin shaft, one side surface of the sixth mounting seat (1017) is fixedly connected with the inner side surface of the arc-shaped supporting plate (109), and the outer surface of the movable lantern ring (1014) is fixedly sleeved with a connecting plate (1018) through a bearing.
6. The production process of the sheet-type forged high-pressure ball valve according to claim 5, wherein: one end of a piston rod of the air cylinder (1) is fixedly connected with one side surface of the connecting plate (1018), one side surface of the servo motor (2) is fixedly mounted with one side surface of the base (101), a stroke groove (201) is formed in the upper surface of the base (101), a lead screw (202) is fixedly mounted on an output shaft of the servo motor (2) through a coupler, a moving block (203) is sleeved on the outer surface of the lead screw (202) in a threaded mode, and the outer surface of the moving block (203) is slidably connected with the inner wall of the stroke groove (201).
7. The production process of the sheet-type forged high-pressure ball valve according to claim 6, wherein: one end of the moving block (203) penetrates through and extends to the upper surface of the base (101), the adjusting and locking mechanism further comprises an adjusting block (301), the lower surface of the adjusting block (301) is fixedly connected with the upper surface of the moving block (203), the inner wall of the adjusting block (301) is fixedly sleeved with a threaded rod (302) through a bearing, the outer surface of the threaded rod (302) is fixedly sleeved with the inner wall of the ratchet wheel (3), and one end of the threaded rod (302) is fixedly connected with a driving turntable (303).
8. The production process of the sheet-type forged high-pressure ball valve according to claim 7, characterized in that: the outer surface of the other end of the threaded rod (302) is in threaded sleeve connection with an adjusting barrel (304), one end of the adjusting barrel (304) is fixedly connected with a polishing ball (305), the outer surface of the adjusting barrel (304) is fixedly sleeved with a positioning plate (306), the front face of the positioning plate (306) is provided with positioning holes which are symmetrically distributed, and the inner wall of each positioning hole is movably sleeved with a positioning rod (307).
9. The production process of the sheet-type forged high-pressure ball valve according to claim 8, wherein: the one end of locating lever (307) with the back fixed connection of regulating block (301), the front of regulating block (301) has cup jointed bull stick (308) through the bearing, pawl (309) has been cup jointed to the fixed surface of bull stick (308), the one end of pawl (309) with the flank of tooth of ratchet (3) rotates the joint.
10. The production process of the sheet-type forged high-pressure ball valve according to claim 9, characterized in that: the lower surface of the pawl (309) is fixedly connected with an elastic rope (3010), one end of the elastic rope (3010) is fixedly connected with a connecting block (3011), and the back of the connecting block (3011) is fixedly connected with the front of the adjusting block (301).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210508616.4A CN114800221A (en) | 2022-05-11 | 2022-05-11 | Sheet-type forged high-pressure ball valve and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210508616.4A CN114800221A (en) | 2022-05-11 | 2022-05-11 | Sheet-type forged high-pressure ball valve and production process thereof |
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| CN114800221A true CN114800221A (en) | 2022-07-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115890461A (en) * | 2023-02-24 | 2023-04-04 | 泰兴市兴华气阀有限公司 | Valve accessory polishing processing apparatus |
| CN115922536A (en) * | 2022-11-21 | 2023-04-07 | 阿伐流体控制有限公司 | Ball valve body inner wall polishing equipment |
| CN116475901A (en) * | 2023-05-10 | 2023-07-25 | 江苏嘉胜石油科技有限公司 | Spherical workpiece polishing device |
| CN117563835A (en) * | 2024-01-15 | 2024-02-20 | 无锡市亚迪流体控制技术有限公司 | Conveying mechanism, ball valve sealing surface hardening coating production system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115922536A (en) * | 2022-11-21 | 2023-04-07 | 阿伐流体控制有限公司 | Ball valve body inner wall polishing equipment |
| CN115922536B (en) * | 2022-11-21 | 2023-08-15 | 阿伐流体控制有限公司 | Ball valve body inner wall polishing equipment |
| CN115890461A (en) * | 2023-02-24 | 2023-04-04 | 泰兴市兴华气阀有限公司 | Valve accessory polishing processing apparatus |
| CN116475901A (en) * | 2023-05-10 | 2023-07-25 | 江苏嘉胜石油科技有限公司 | Spherical workpiece polishing device |
| CN116475901B (en) * | 2023-05-10 | 2023-10-17 | 江苏嘉胜石油科技有限公司 | Spherical workpiece polishing device |
| CN117563835A (en) * | 2024-01-15 | 2024-02-20 | 无锡市亚迪流体控制技术有限公司 | Conveying mechanism, ball valve sealing surface hardening coating production system and method |
| CN117563835B (en) * | 2024-01-15 | 2024-03-29 | 无锡市亚迪流体控制技术有限公司 | Conveying mechanism, ball valve sealing surface hardening coating production system and method |
| CN117885014A (en) * | 2024-03-08 | 2024-04-16 | 浙江金隆铜业股份有限公司 | Copper ball valve case processing equipment with connect structure soon |
| CN117885014B (en) * | 2024-03-08 | 2024-07-02 | 浙江金隆铜业股份有限公司 | Copper ball valve case processing equipment with connect structure soon |
| CN118163018A (en) * | 2024-05-14 | 2024-06-11 | 徐州顺风阀门有限公司 | Valve core surface polishing equipment |
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