CN211304826U - Valve body die mounting structure - Google Patents
Valve body die mounting structure Download PDFInfo
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- CN211304826U CN211304826U CN201922288319.XU CN201922288319U CN211304826U CN 211304826 U CN211304826 U CN 211304826U CN 201922288319 U CN201922288319 U CN 201922288319U CN 211304826 U CN211304826 U CN 211304826U
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Abstract
The utility model relates to a valve body die mounting structure belongs to the technical field of valve processing equipment, and it is including the frame of installing the drilling cutter, and the drilling cutter level sets up, and the just right one side of drilling cutter is provided with mounting platform, mounting platform's last fixed surface is provided with three-jaw chuck, and three-jaw chuck includes the chuck body vertical with mounting platform fixed connection and axis, is provided with a plurality of movable jack catchs along self radial sliding on the chuck body, the utility model discloses have and to realize the effect that perpendicular to outage axis direction goes on drilling.
Description
Technical Field
The utility model belongs to the technical field of the technique of valve processing equipment and specifically relates to a valve body die mounting structure is related to.
Background
The butterfly valve is also called a flap valve, is a regulating valve with simple structure, and can be used for on-off control of low-pressure pipeline media. The butterfly valve is a valve in which a closing member (a valve clack or a disc plate) is a disc and rotates around a valve shaft to open and close, and mainly plays a role in cutting off and throttling on a pipeline.
The existing butterfly valve structure is shown in fig. 1, and includes a valve seat 7, two opposite ends of the valve seat 7 are provided with communicating liquid discharge holes 71, a valve rod 73 mounting post 72 is fixedly provided on the circumferential surface of the valve seat 7, a shaft groove 721 communicated with the liquid discharge holes 71 is provided in the valve rod 73 mounting post 72, a valve rod 73 is inserted in the shaft groove 721, a reversible valve flap 74 is provided inside the liquid discharge hole 71, and the valve rod 73 is fixedly connected with the valve flap 74 to drive the valve flap 74 to rotate through the valve rod 73 to open and close the valve. In the manufacture of the conventional butterfly valve, the valve seat 7 is manufactured by casting and welding, and then the shaft slot 721 is drilled in the mounting post 72 of the valve stem 73.
The existing Chinese patent with reference to publication number CN106002373A discloses a puncher fixing device for valve drilling, which comprises a base, wherein a fixing frame is fixedly arranged on the upper surface of the base, a punching device is fixedly sleeved in the middle of the fixing frame, one end of the punching device penetrates through and extends the outside of the right side of the fixing frame, the upper surface of the base is fixedly connected with a fixing table positioned on the right side of the fixing frame, a fixing device is slidably arranged at the top end of the fixing table, and a valve device is fixedly sleeved in the inner cavity of the fixing device. This a puncher fixing device for valve drilling, the top sliding connection through the bottom of first fixed plate and fixed station fixes the not valve gear of equidimension, fixing device's practicality has been improved, fix valve gear through set screw and nut, carry out effectual extrusion through the lock sleeve to valve gear's outer wall, improve fixed effect, the rethread antiskid cover is carried out the antiskid, produce vibrations and slide when preventing that the puncher from punching valve gear to improve the fixed degree of accuracy.
The above prior art solutions have the following drawbacks: above-mentioned puncher fixing device can only carry out the drilling operation to the disk seat along the direction of flowing back hole axis, but can't realize perpendicular to flowing back hole axis direction and carry out the drilling, can't bore out the axle groove.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a valve body mould mounting structure, it has the effect that can realize perpendicular to outage axis direction and carry out drilling.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a valve body die holding structure, is including installing drilling cutter's frame, and drilling cutter level sets up, and drilling cutter just right one side is provided with mounting platform, mounting platform's last fixed surface is provided with three-jaw chuck, and three-jaw chuck includes with mounting platform fixed connection and the vertical chuck body of axis, is provided with a plurality of movable jack catchs along self radial sliding on the chuck body.
Through adopting above-mentioned technical scheme, when needs bore out the axle box, at first install the disk seat on the three-jaw chuck, specific mounting means is: the liquid discharge hole axis of the valve seat is vertically placed, the valve seat is placed above the chuck body, the movable clamping jaws are utilized to fix the valve seat, the valve rod mounting column is right opposite to a drilling tool, after the valve rod mounting column is mounted, the drilling tool can be utilized to drill out an axial groove in the valve rod mounting column, drilling operation perpendicular to the axis direction of the liquid discharge hole is achieved, the three-jaw chuck can stably position and mount the valve seat, and drilling stability and convenience of the axial groove are improved.
The present invention may be further configured in a preferred embodiment as: the chuck body includes the collar and the fixed clamp ring that sets up in the collar top with the mounting platform upper surface butt, and the activity jack catch slides and sets up in the upper surface of clamp ring, and the cross sectional dimension of collar is greater than the cross sectional dimension of clamp ring, and is provided with the fixed subassembly that multiunit is fixed in three-jaw chuck on the mounting platform between collar and the mounting platform.
Through adopting above-mentioned technical scheme, the collar provides great supporting area to improve and the mounting platform between place stability and the installation after the stability, and the chucking ring provides the structural support for the normal sliding adjustment of activity jack catch, makes the disk seat can be tighter by the activity jack catch card when placing in the chucking ring top, has improved the stability of disk seat in drilling operation process. The fixed subassembly of multiunit can make and realize many places fixedly between chuck body and the mounting platform, and fixed stability is higher.
The present invention may be further configured in a preferred embodiment as: the fixing assembly comprises a fixing sheet, a fixing bolt, a fixing nut and a gasket, the thickness of the gasket is consistent with that of the mounting ring, the lower surface of the fixing sheet is abutted to the gasket and the upper surface of the mounting ring, and the fixing nut penetrates through the fixing sheet and then is pressed tightly with the fixing sheet by the fixing nut.
Through adopting above-mentioned technical scheme, when fixing the chuck body on mounting platform, at first place the collar in mounting platform's upper surface, then place the gasket in one side of collar, utilize fixing bolt to pass the stationary blade, stationary blade lower surface and collar upper surface and gasket upper surface butt, screw up fixation nut at fixing bolt's top to compress tightly the stationary blade, utilize the stationary blade to compress tightly the collar, thereby make collar and whole chuck body obtain effectual fixed.
The present invention may be further configured in a preferred embodiment as: the mounting platform's upper surface is seted up a plurality of levels and is run through the mounting groove of self, and the cross sectional dimension of mounting groove is supreme for the echelonment increase from down, and fixing bolt's nut is located the mounting groove inside and is blocked in the mounting groove, sets up the groove of passing through that supplies fixing bolt to pass on the stationary blade, and the upper surface butt in fixing bolt and fixing nut and stationary blade is screwed up to the fixing nut screw thread.
Through adopting above-mentioned technical scheme, when needs are fixed chuck body, at first with fixing bolt's nut inside the one end slip-in mounting groove along the mounting groove, fixing bolt's nut forms the joint cooperation with the mounting groove this moment, then place the gasket in one side of collar, pass the groove that passes through of stationary blade with fixing bolt again, screw up fixation nut, fixation nut compresses tightly the stationary blade to make the stationary blade compress tightly mounting ring and gasket, realize the fixed of collar.
The present invention may be further configured in a preferred embodiment as: the through groove penetrates to one side of the fixing sheet.
Through adopting above-mentioned technical scheme, run through to one side of stationary blade through the groove, consequently when passing through the groove with fixing bolt, can get into fixing bolt from the notch department through the groove, improved the installation convenience of stationary blade.
The present invention may be further configured in a preferred embodiment as: and a locking nut in threaded connection with the fixing bolt is arranged between the fixing nut and the upper surface of the fixing piece.
Through adopting above-mentioned technical scheme, lock nut of threaded connection again between fixation nut and stationary blade to make set up to a double nut structure on the fixing bolt, prevent effectively that fixation nut and lock nut from taking place not hard up, improve the firmness after the installation of collar.
The present invention may be further configured in a preferred embodiment as: the upper surface of the movable clamping jaw is arranged in a gradually-decreasing ladder shape along the direction departing from the radial center of the chuck body.
Through adopting above-mentioned technical scheme, the upper surface of activity jack catch is the echelonment setting that reduces gradually along the direction that deviates from the radial center of chuck body, consequently when the outage size of disk seat is different, can put on the ladder face that the activity jack catch is different to can be applicable to the disk seat of making different models, enlarge application scope.
The present invention may be further configured in a preferred embodiment as: the vertical stepped surface of the movable clamping jaw departing from the radial center of the chuck body is in an arc shape.
Through adopting above-mentioned technical scheme, the vertical ladder face that the activity jack catch deviates from the radial center of chuck body personally submits circular-arc setting, consequently when placing the disk seat on the activity jack catch, the vertical arcuation ladder face of activity jack catch can with the inner wall butt of the outage of disk seat to stability and precision after making the disk seat location improve greatly.
To sum up, the utility model discloses a beneficial technological effect does:
1. the three-jaw chuck with the vertical axis is arranged, and the valve seat is positioned by the three-jaw chuck, so that the valve rod mounting column is opposite to a drilling tool, the valve seat can be stably placed when the shaft groove is drilled, and the drilling convenience and the drilling precision of the shaft groove are improved;
2. the installation ring and the installation platform can form firm fixed connection by arranging the fixing assembly, so that the stability of the valve seat when the shaft groove is drilled is greatly improved;
3. through be provided with the lock nut with fixing bolt threaded connection between the upper surface of fixation nut and stationary blade for the collar is pressed by the stationary blade tighter, stability is higher.
Drawings
FIG. 1 is a schematic diagram of a prior art butterfly valve;
FIG. 2 is a schematic structural diagram of the present embodiment;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
FIG. 4 is a schematic structural diagram of the mounting platform and the structure above the mounting platform in the present embodiment;
FIG. 5 is an exploded view of the mounting platform and the three-jaw chuck thereabove in this embodiment;
fig. 6 is a partial cross-sectional view of the three-jaw chuck on the mounting platform in this embodiment.
In the figure, 1, a frame; 11. a drilling tool; 2. mounting a platform; 21. mounting grooves; 3. a three-jaw chuck; 31. a chuck body; 311. a mounting ring; 3111. assembling a groove; 312. a clamping ring; 32. a movable jaw; 4. a positioning ring; 41. an eccentric ring; 42. a threaded hole; 43. a screw; 5. installing a guide piece; 51. a guide rod; 52. a side lever; 521. an arc-shaped slot; 6. a fixing assembly; 61. a fixing sheet; 611. passing through the slot; 62. fixing the bolt; 621. locking the nut; 63. fixing a nut; 64. a gasket; 7. a valve seat; 71. a drain hole; 72. a valve stem mounting post; 721. a shaft groove; 73. a valve stem; 74. and the valve clack.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2 and 4, for the valve body mold mounting structure disclosed by the present invention, comprising a frame 1 with a drilling tool 11, the drilling tool 11 is horizontally disposed, a driving member for driving the drilling tool 11 to rotate is fixedly disposed inside the frame 1, a mounting platform 2 is disposed at a side opposite to the drilling tool 11, a three-jaw chuck 3 is disposed on an upper surface of the mounting platform 2, a central axis of the three-jaw chuck 3 is vertical, and the three-jaw chuck 3 is fixedly connected with the mounting platform 2 through a fixing component 6, when the drilling operation of the shaft slot 721 is required to be performed on the valve seat 7, the valve seat 7 is firstly placed on the three-jaw chuck 3, the axis of the liquid discharge hole 71 of the valve seat 7 is made to be vertical, the three-jaw chuck 3 is used for positioning and clamping the valve seat 7, and the mounting post 72 of the valve stem 73 is facing the drilling tool 11, the drilling operation of the mounting post 72 of the valve stem 73 by the drilling tool 11 can be performed to drill the shaft slot 721. Due to the arrangement of the three-jaw chuck 3, the valve seat 7 is more stable during drilling operation, and the drilling precision is greatly improved.
As shown in fig. 2 and 4, the three-jaw chuck 3 includes a chuck body 31 and movable jaws 32, the chuck body 31 includes an integrally formed mounting ring 311 and a clamping ring 312, wherein the mounting ring 311 is located below the clamping ring 312 and the cross-sectional dimension of the mounting ring 311 is greater than the cross-sectional dimension of the clamping ring 312, the movable jaws 32 are disposed on the upper surface of the clamping ring 312 and are in sliding fit with the clamping ring 312, the sliding direction of the movable jaws 32 is along the radial direction of the clamping ring 312, the tops of the movable jaws 32 are gradually reduced in a step shape along the direction deviating from the center of the three-jaw chuck 3, and the vertical step surfaces of the movable jaws 32 are disposed in an outward convex arc surface shape on the side deviating from the center of the three-jaw chuck 3. The internal structure of the three-jaw chuck 3 is the same as that of the three-jaw chuck 3 of a general machine tool in the prior art, but in the present embodiment, the three-jaw chuck 3 is installed in an axial vertical manner, so that after the valve seat 7 is positioned by the three-jaw chuck 3, drilling work can be performed in the axial direction of the valve seat 7 perpendicular to the drain hole 71.
Referring to fig. 2 and 3, the upper surface of the mounting platform 2 is provided with a plurality of mounting grooves 21 which are parallel to each other and penetrate through two opposite sides of the mounting platform 2, the mounting grooves 21 are perpendicular to the axis of the drilling tool 11, the cross section of each mounting groove 21 is increased in a step shape from top to bottom, the fixing assembly 6 comprises a fixing piece 61, a fixing bolt 62, a fixing nut 63 and a gasket 64, wherein the nut of the fixing bolt 62 slides in from one end of the mounting groove 21, so that the fixing bolt 62 is kept vertical and stably positioned in the mounting groove 21, the gasket 64 is directly placed on the surface of the mounting platform 2, the gasket 64 is close to the outer edge of the mounting ring 311, the thickness of the gasket 64 is consistent with that of the mounting ring 311, and the fixing piece 61 is. When the three-jaw chuck 3 is fixed, the fixing bolt 62 passes through the through groove 611, the bottom surface of the fixing piece 61 abuts against the gasket 64 and the upper surface of the mounting ring 311, and the fixing nut 63 is screwed onto the fixing bolt 62 to press the fixing piece 61, so that the fixing piece 61 can press the mounting ring 311, and the whole three-jaw chuck 3 can be stably mounted on the surface of the mounting platform 2. In order to ensure the fixing firmness degree of the three-jaw chuck 3, the following two better improvement points exist in the embodiment: firstly, the locking nut 621 is screwed on the fixing bolt 62, and the locking nut 621 is located between the fixing plate 61 and the fixing nut 63, so that a double-nut structure is arranged on the fixing bolt 62, the possibility of looseness is effectively reduced, and the compression quality of the fixing assembly 6 is improved; secondly, a plurality of groups of fixing components 6 are arranged along the circumferential direction of the mounting ring 311, so that the mounting ring 311 is fixed at multiple points, and the mounting stability of the mounting ring 311 is further improved.
Referring to fig. 5 and 6, a positioning ring 4 is disposed on the upper surface of the mounting platform 2, a threaded hole 42 is formed in the upper surface of the positioning ring 4, a screw 43 is inserted into the threaded hole 42, the screw 43 passes through the threaded hole 42 and then is screwed into the mounting platform 2, so that the positioning ring 4 and the mounting platform 2 form a detachable threaded connection, the central axis of the positioning ring 4 and the rotation center line of the drilling tool 11 are located in the same plane, an eccentric ring 41 is fixedly disposed on the upper surface of the positioning ring 4, an eccentric distance b exists between the central axis of the eccentric ring 41 and the central axis of the positioning ring 4, a stepped assembling groove 3111 is formed in the bottom of the mounting ring 311, the assembling groove 3111 is reduced in a stepped manner from top to bottom, the position of the minimum cross-sectional dimension of the assembling groove 3111 is in clamping fit with the eccentric ring 41, and, this enables the eccentric ring 41 to position the mounting ring 311 such that the three-jaw chuck 3 is mounted with its central axis at a deviating eccentric distance b from the central axis of the drilling tool 11. When the valve seat 7 is installed on the three-jaw chuck 3, the central axis of the liquid discharge hole 71 on the valve seat 7 is overlapped with the central axis of the three-jaw chuck 3, and after the valve rod 73 installation column 72 is opposite to the drilling tool 11, an eccentric distance b can be formed between the central axis of the shaft slot 721 drilled on the valve rod 73 installation column 72 and the central axis of the liquid discharge hole 71.
Referring back to fig. 2, the upper surface of the mounting ring 311 is provided with a mounting guide 5, the mounting guide 5 is located between the clamping ring 312 and the drilling tool 11, the mounting guide 5 includes a guide rod 51 vertically fixed on the upper surface of the mounting ring 311, a horizontal side rod 52 is fixedly arranged above the guide rod 51, the upper surface of the side rod 52 is provided with an arc-shaped groove 521, the central axis of the arc-shaped groove 521 coincides with the central axis of the drilling tool 11, when the valve seat 7 is placed on the upper surface of the three-jaw chuck 3 for positioning, the lower surface of the mounting post 72 of the valve rod 73 can be adaptively supported by the arc-shaped groove 521 on the upper surface of the side rod 52, so that the valve seat 7 is better in stability when being positioned and mounted on the three-jaw chuck 3, the accuracy is higher, and the accuracy of.
The implementation principle of the embodiment is as follows: when the shaft slot 721 needs to be opened on the valve seat 7, the valve seat 7 is firstly placed above the three-jaw chuck 3, the vertical stepped surface of the movable jaw 32 is abutted to the inner wall of the liquid discharge hole 71 of the valve seat 7, then the movable jaw 32 is used for clamping the valve seat 7, meanwhile, the bottom surface of the valve rod 73 mounting column 72 is abutted to the arc-shaped slot 521 on the upper surface of the side rod 52, and due to the fact that the bottom of the three-jaw chuck 3 is provided with the positioning ring 4 and the eccentric ring 41, an eccentric distance b exists between the drilling position of the drilling tool 11 on the valve rod 73 mounting column 72 and the vertical axis of the liquid discharge hole 71, the positioning stability of the three-jaw chuck 3 is high, and the opening precision of the shaft slot 721 of the valve rod 73.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a valve body mould mounting structure, is including frame (1) of installing drilling cutter (11), and drilling cutter (11) level sets up, and drilling cutter (11) just right one side is provided with mounting platform (2), its characterized in that: the upper surface of mounting platform (2) is fixed and is provided with three-jaw chuck (3), and three-jaw chuck (3) include with mounting platform (2) fixed connection and axis vertical chuck body (31), be provided with a plurality of movable jack catch (32) along self radial sliding on chuck body (31).
2. The valve body mold mounting structure according to claim 1, wherein: chuck body (31) include with mounting platform (2) upper surface butt mounting ring (311) and fixed clamp ring (312) that set up in mounting ring (311) top, activity jack catch (32) slide and set up in the upper surface of clamp ring (312), the cross sectional dimension of mounting ring (311) is greater than the cross sectional dimension of clamp ring (312), and is provided with fixed subassembly (6) that the multiunit is fixed in three-jaw chuck (3) on mounting platform (2) between mounting ring (311) and mounting platform (2).
3. The valve body mold mounting structure according to claim 2, wherein: the fixing assembly (6) comprises a fixing piece (61), a fixing bolt (62), a fixing nut (63) and a gasket (64), the thickness of the gasket (64) is consistent with that of the mounting ring (311), the lower surface of the fixing piece (61) is abutted to the gasket (64) and the upper surface of the mounting ring (311), and the fixing nut (63) penetrates through the fixing piece (61) and then is pressed tightly against the fixing piece (61) through the fixing nut (63).
4. A valve body mold mounting structure according to claim 3, wherein: the upper surface of mounting platform (2) has been seted up a plurality of levels and has been run through mounting groove (21) of self, and the cross sectional dimension of mounting groove (21) is supreme for the echelonment increase from down, and the nut of fixing bolt (62) is located mounting groove (21) inside and is blocked in mounting groove (21), sets up on stationary blade (61) and supplies the through groove (611) that fixing bolt (62) passed, and fixation nut (63) screw thread is screwed up in the upper surface butt of fixing bolt (62) and fixation nut (63) and stationary blade (61).
5. The valve body mold mounting structure according to claim 4, wherein: the passing groove (611) penetrates to one side of the fixing piece (61).
6. The valve body mold mounting structure according to claim 5, wherein: and a locking nut (621) in threaded connection with the fixing bolt (62) is arranged between the fixing nut (63) and the upper surface of the fixing sheet (61).
7. The valve body mold mounting structure according to claim 1, wherein: the upper surfaces of the movable clamping jaws (32) are arranged in a step shape which is gradually reduced along the direction departing from the radial center of the chuck body (31).
8. The valve body mold mounting structure according to claim 7, wherein: the vertical stepped surface of the movable clamping jaw (32) deviating from the radial center of the chuck body (31) is in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922288319.XU CN211304826U (en) | 2019-12-18 | 2019-12-18 | Valve body die mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922288319.XU CN211304826U (en) | 2019-12-18 | 2019-12-18 | Valve body die mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN211304826U true CN211304826U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922288319.XU Active CN211304826U (en) | 2019-12-18 | 2019-12-18 | Valve body die mounting structure |
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| Country | Link |
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| CN (1) | CN211304826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112427873A (en) * | 2020-12-07 | 2021-03-02 | 安徽方兴实业股份有限公司 | Positioning device for valve welding |
-
2019
- 2019-12-18 CN CN201922288319.XU patent/CN211304826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112427873A (en) * | 2020-12-07 | 2021-03-02 | 安徽方兴实业股份有限公司 | Positioning device for valve welding |
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