CN210450473U - Clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment - Google Patents
Clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment Download PDFInfo
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- CN210450473U CN210450473U CN201920961765.XU CN201920961765U CN210450473U CN 210450473 U CN210450473 U CN 210450473U CN 201920961765 U CN201920961765 U CN 201920961765U CN 210450473 U CN210450473 U CN 210450473U
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- necking
- fixing device
- mould
- adjustable
- ball valve
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Abstract
The utility model relates to the valve manufacturing field, and discloses a clamping fixture fixing device for an adjustable all-welded ball valve necking processing device, which comprises a four-column hydraulic machine and a necking clamping fixture; the necking mould comprises an upper necking mould and a lower necking mould, and the mould fixing device comprises an upper fixing device connected with the fixed middle beam and a lower fixing device connected with the base; the upper fixing device positions the upper necking clamping fixture with different sizes in an adjustable way; the lower fixing device is adjustable in position to position the lower necking molds of different sizes. A positioning ring groove clamped with the clamping fixture fixing device is arranged in the middle of the outer wall of the clamping fixture body along the circumferential direction; a plurality of threaded connecting holes are uniformly distributed on one radial end surface of the mould body in the circumferential direction; the clamping fixture fixing device comprises a connecting plate; the connecting plate is connected with the necking mould through the threaded connecting hole. The utility model discloses a mould fixing device can adapt to the throat processing of not unidimensional throat ball valve, and interchangeability is good.
Description
Technical Field
The utility model relates to a valve processing technology field, concretely relates to a mould fixing device that is used for adjustable all-welded ball valve throat processing equipment.
Background
Compared with the traditional cast steel ball valve, the all-welded ball valve adopts the integral welded ball valve formed by pressing the carbon steel seamless steel tube, can bear frequent operation under the condition of impurities and chemical substances, has long service life, and does not have the phenomena of external leakage and the like. Sometimes for the use needs, the all-welded ball valve is used for holding spheroidal valve body both ends and need carry out the throat, but throat equipment degree of automation on the existing market is low, efficiency and position accuracy are also lower to can not use the convenient throat processing of carrying out not unidimensional ball valve body of same equipment, thereby restricted the production and the use of the all-welded ball valve that have the throat.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the above-mentioned technical problem who exists among the prior art, provide an adaptable not unidimensional ball valve body, high efficiency, degree of automation height be used for adjustable all-welded ball valve throat processing equipment's mould fixing device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment comprises a four-column hydraulic machine and a necking clamping fixture;
the four-column hydraulic machine comprises an upper cross beam, a base and a hydraulic pump working box; a plurality of guide columns are arranged between the upper cross beam and the base; a hydraulic tank is arranged at the top end of the upper cross beam, and a liquid pressure transmission pipe is arranged between the hydraulic pump working tank and the hydraulic tank; a telescopic hydraulic cylinder is embedded in one side of the upper cross beam opposite to the hydraulic tank, and the bottom end of the telescopic hydraulic cylinder is connected with a fixed middle beam;
the necking mould comprises an upper necking mould and a lower necking mould, and the upper necking mould is connected with the lower end of the fixed middle beam; the lower necking mould is connected with the upper end of the base;
the clamping fixture fixing device comprises an upper fixing device connected with the fixed middle beam and a lower fixing device connected with the base; the upper fixing device is adjustable in position to position upper necking molds of different sizes; the lower fixing device is adjustable in position to position the lower necking molds of different sizes.
Further, the necking mould comprises a cylindrical mould body; a positioning ring groove is formed in the middle of the outer wall of the mould body along the circumferential direction; a radial end surface of the mould body is provided with a forming groove along the axial direction; a plurality of threaded connecting holes are uniformly distributed in the circumferential direction on the other radial end face of the mould body; the upper fixing device comprises an upper connecting plate connected with the fixed middle beam; the bottom of the upper connecting plate is connected with an upper necking mould through the threaded connecting hole;
further, the upper fixing device comprises a plurality of upper positioning structures arranged on the periphery of the upper necking mould; the upper positioning structure is clamped with the positioning ring groove.
Furthermore, the upper positioning structure comprises an upper positioning plate, and a circular arc surface matched with the positioning ring groove is arranged at the contact part of the upper positioning plate and the upper necking mould; and the upper positioning plate is provided with an upper connecting hole.
Furthermore, a through T-shaped groove is formed in the position, corresponding to the upper connecting hole, of the lower end face of the fixed middle beam; the fixed middle beam is connected with the upper positioning plate through a first connecting bolt arranged in the T-shaped groove.
Further, the lower fixing device comprises a lower connecting plate in threaded connection with the base; the top of the lower connecting plate is connected with the lower necking mould through the threaded connecting hole.
Further, the lower fixing device comprises a plurality of lower positioning structures arranged around the lower necking mould; the lower positioning structure is clamped with the positioning ring groove.
Further, the lower positioning structure comprises a lower positioning plate, and a circular arc surface matched with the positioning ring groove is also arranged at the contact part of the lower positioning plate and the lower necking mould; the lower positioning plate is also provided with a lower connecting hole; a threaded hole is formed in the position, corresponding to the lower connecting hole, of the lower connecting plate; and a second connecting bolt and a matched nut are arranged between the lower connecting hole and the threaded hole.
Furthermore, the upper connecting hole and/or the lower connecting hole are both long holes.
The utility model has the advantages and positive effects that:
the clamping fixture fixing device of the utility model not only can assist in realizing the high-efficiency and automatic production of the necking ball valve, but also can ensure the position precision of the ball valve in the necking processing process, thereby ensuring the processing quality; the adjustable clamping fixture fixing device can be convenient to replace and maintain, can adapt to the machining of ball valve bodies with different sizes, and is good in interchangeability.
Description of the drawings:
FIG. 1 is a front view of a ball valve body before necking in the preferred embodiment of the present invention;
FIG. 2 is a front view of the ball valve body after necking in the preferred embodiment of the present invention;
FIG. 3 is a front view of a four-column hydraulic machine in example 1;
FIG. 4 is a front view of the necking die of example 1;
FIG. 5 is a top view of the necking die of example 1;
FIG. 6 is a bottom view of the necking die of example 1;
FIG. 7 is a front view of an all-welded ball valve necking processing apparatus in embodiment 1;
FIG. 8 is a front view of an all-welded ball valve necking processing apparatus in embodiment 2;
fig. 9 is a schematic structural view of an upper positioning plate in embodiment 2.
Wherein: 1. a four-column hydraulic press; 1-1, an upper beam; 1-2, a base; 1-3, a hydraulic pump work box; 1-4, a hydraulic tank; 1-5, a liquid pressure transmission pipe; 1-6, a telescopic hydraulic cylinder; 1-7, fixing the middle beam; 1-8, a guide post;
2. necking mould; 2-1, a mould body; 2-2, a positioning ring groove; 2-3, forming grooves; 2-31, straight wall; 2-32, arc inner wall; 2-4, a positioning body; 2-5, connecting a threaded hole; 2-6, an upper necking mould; 2-7, a lower necking mould;
3. an upper fixing device; 3-1, connecting column; 3-2, arranging a positioning plate; 3-21, arc surface; 3-22, an upper connecting hole; 3-3, an upper connecting plate; 3-4, connecting a bolt I; 3-5, a first baffle; 3-51, vertical part one; 3-52 and a horizontal part I; 3-6, screwing the first screw;
4. a lower fixing device; 4-1, a lower connecting column; 4-2, a lower positioning plate; 4-3, a lower connecting plate; 4-4, connecting a second bolt; 4-5, a second baffle; 4-51, vertical part two; 4-52 and a horizontal part II; 4-6, tightening a second screw;
5. a ball valve body.
Detailed Description
The necking processing equipment of the utility model processes the ball valve body 5 of figure 1 into the shape shown in figure 2;
for further understanding of the contents, features and functions of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings as follows:
as shown in fig. 3 to 9, the utility model discloses a clamping fixture fixing device for an adjustable all-welded ball valve necking processing device, which comprises a four-column hydraulic machine 1 and a necking clamping fixture 2;
the four-column hydraulic machine 1 comprises an upper beam 1-1, a base 2 and a hydraulic pump working box 1-3 which can control the working stroke of the hydraulic machine; a plurality of guide columns 21-8 are arranged between the upper cross beam 1-1 and the base 2; a hydraulic tank 1-4 is arranged at the top end of the upper cross beam 1-1, and a liquid pressure transmission pipe 1-5 is arranged between the hydraulic pump working tank 1-3 and the hydraulic tank 1-4; a telescopic hydraulic cylinder 1-6 is embedded in one side of the upper cross beam 1-1 opposite to the hydraulic tank 1-4, and the bottom end of the telescopic hydraulic cylinder 1-6 is connected with a fixed middle beam 1-7;
the necking mould 2 comprises a cylindrical mould body 2-1; a positioning ring groove 2-2 is formed in the middle of the outer wall of the mould body 2-1 along the circumferential direction; a radial end face of the mould body 2-1 is provided with a forming groove 2-3 along the axial direction; the forming groove 2-3 comprises a straight wall 2-31 matched with the outer wall of the ball valve body 5 and a positioning body 2-4 matched with the inner wall of the ball valve body 5; an arc inner wall 2-32 for forming a ball valve necking is arranged below the straight wall 2-31; the arc inner walls 2-32 and the straight walls 2-31 are connected into a whole; the positioning body 2-4 is a cylindrical body arranged at the center of the forming groove 2-3, and the diameter of the positioning body 2-4 is matched with that of the inner wall of the ball valve body 5; a plurality of threaded connecting holes 2-5 are uniformly distributed on the other radial end face of the mould body 2-1 in the circumferential direction;
the necking mould 2 comprises an upper necking mould 2-6 and a lower necking mould 2-7, and the upper necking mould 2-6 is connected with the lower end of the fixed middle beam 1-7; the lower necking mould 2-7 is connected with the upper end of the base 2; the upper necking mould 2-6 and the lower necking mould 2-7 are coaxially arranged, and the forming groove of the upper necking mould 2-6 is opposite to the forming groove of the lower necking mould 2-7;
the mould fixing device comprises an upper fixing device 3 connected with the fixed middle beams 1-7 and a lower fixing device 4 connected with the base 2;
specifically, the upper fixing device 3 comprises a plurality of upper connecting columns 3-1 uniformly arranged around an upper necking mould 2-6, the upper ends of the upper connecting columns 3-1 are detachably connected with the lower ends of fixed middle beams 1-7, and the lower ends of the upper connecting columns 3-1 are detachably connected with upper positioning plates 3-2; the upper positioning plate 3-2 is clamped with the positioning ring groove 2-2 of the upper necking mould 2-6; the contact part of the upper positioning plate 3-2 and the upper necking mould 2-6 is provided with an arc surface 3-21 matched with the positioning ring groove 2-2; the upper fixing device 3 ensures that the upper necking mould 2-6 is stably connected on the fixed middle beam 1-7 without displacement and falling off by clamping the upper necking mould 2-6.
The lower fixing device 4 comprises a plurality of lower connecting columns 4-1 which are uniformly arranged around the lower necking mould 2-7, the lower ends of the lower connecting columns 4-1 are detachably connected with the upper end of the base 2, and the upper ends of the lower connecting columns 4-1 are detachably connected with lower positioning plates 4-2 which have the same structures as the upper positioning plates 3-2; the lower positioning plate 4-2 is clamped with the positioning ring groove 2-2 of the lower necking mould 2-7; the contact part of the lower positioning plate 4-2 and the lower necking mould 2-7 is provided with an arc surface 3-21 matched with the positioning ring groove 2-2; the lower fixing device 4 ensures that the lower necking dies 2-7 are stably connected on the base 2 and do not shift by clamping the lower necking dies 2-7.
Example 2:
in the embodiment, only the upper fixing device 3 and the lower fixing device 4 are structurally modified, and the structures of other parts are the same as those of the first embodiment;
specifically, the upper fixing device 3 comprises an upper connecting plate hole 3-3 connected with a fixed middle beam 1-7; the bottoms of the upper connecting plate holes 3-3 are connected with an upper necking mould 2-6 through the threaded connecting holes 2-5; a plurality of upper positioning structures clamped with the positioning ring grooves 2-2 are arranged around the upper necking mould 2-6; the upper positioning structure comprises an upper positioning plate 3-2, and a circular arc surface 3-21 matched with the positioning ring groove 2-2 is arranged at the contact part of the upper positioning plate 3-2 and the upper necking mould 2-6; in addition, an upper connecting hole 3-22 is formed in the upper positioning plate 3-2; the lower end face of the fixed middle beam 1-7 is provided with a through T-shaped groove corresponding to the upper connecting hole 3-22; the fixed middle beam 1-7 is connected with the upper positioning plate 3-2 through a connecting bolt I3-4; specifically, a nut of the first connecting bolt 3-4 is arranged in the T-shaped groove, and a screw rod of the first connecting bolt 3-4 is connected with a threaded hole of the upper positioning plate 3-2; the bottom of the upper positioning plate 3-2 is provided with a nut for screwing a first connecting bolt 3-4;
the lower fixing device 4 comprises a lower connecting plate 4-3 in threaded connection with the base 2; the top of the lower connecting plate 4-3 is connected with a lower necking mould 2-7 through the threaded connecting hole 2-5; a plurality of lower positioning structures clamped with the positioning ring grooves 2-2 are arranged around the lower necking mould 2-7; the lower positioning structure comprises a lower positioning plate 4-2, and a circular arc surface 3-21 matched with the positioning ring groove 2-2 is also arranged at the contact part of the lower positioning plate 4-2 and the lower necking mould 2-7; in addition, the lower positioning plate 4-2 is also provided with a lower connecting hole; a threaded hole is formed in the position, corresponding to the lower connecting hole, of the lower connecting plate 4-3; a second connecting bolt 4-4 and a matched nut are arranged between the lower connecting hole and the threaded hole;
preferably, the upper connecting holes 3-22 and the lower connecting holes are all long holes; therefore, the positions of the upper and lower positioning plates 4-2 can be adjusted along the radial direction of the necking mould, thereby being suitable for necking moulds with different diameters.
The working principle is as follows:
placing a ball valve body 5 to be necked in a lower necking mould 2-7 for positioning, starting a four-column hydraulic machine 1, and driving a hydraulic box 1-4 to work by a hydraulic pressure transmission pipe 1-5 through a hydraulic pump working box 1-3; the telescopic hydraulic cylinder 1-6 drives the fixed middle beam 1-7 to move downwards until the upper necking mould 2-6 contacts with the ball valve body 5 to be necked, and the upper end and the lower end of the ball valve body 5 to be necked form a necking under the action of the necking mould along with the continuous descending of the fixed middle beam 1-7; and after the telescopic hydraulic cylinders 1-6 return to the proper position, taking down the processed necking ball valve.
Claims (9)
1. A clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment comprises a four-column hydraulic machine and a necking clamping fixture; the method is characterized in that:
the four-column hydraulic machine comprises an upper cross beam, a base and a hydraulic pump working box; a plurality of guide columns are arranged between the upper cross beam and the base; a hydraulic tank is arranged at the top end of the upper cross beam, and a liquid pressure transmission pipe is arranged between the hydraulic pump working tank and the hydraulic tank; a telescopic hydraulic cylinder is embedded in one side of the upper cross beam opposite to the hydraulic tank, and the bottom end of the telescopic hydraulic cylinder is connected with a fixed middle beam;
the necking mould comprises an upper necking mould and a lower necking mould, and the upper necking mould is connected with the lower end of the fixed middle beam; the lower necking mould is connected with the upper end of the base;
the clamping fixture fixing device comprises an upper fixing device connected with the fixed middle beam and a lower fixing device connected with the base; the upper fixing device is adjustable in position to position upper necking molds of different sizes; the lower fixing device is adjustable in position to position the lower necking molds of different sizes.
2. The clamping fixture fixing device for the adjustable all-welded ball valve necking processing equipment as claimed in claim 1, wherein: the necking mould comprises a cylindrical mould body; a positioning ring groove is formed in the middle of the outer wall of the mould body along the circumferential direction; a radial end surface of the mould body is provided with a forming groove along the axial direction; a plurality of threaded connecting holes are uniformly distributed in the circumferential direction on the other radial end face of the mould body; the upper fixing device comprises an upper connecting plate connected with the fixed middle beam; the bottom of the upper connecting plate is connected with the upper necking mould through the threaded connecting hole.
3. The clamping fixture fixing device for the adjustable all-welded ball valve necking processing equipment as claimed in claim 2, wherein: the upper fixing device comprises a plurality of upper positioning structures arranged on the periphery of the upper necking mould; the upper positioning structure is clamped with the positioning ring groove.
4. The fixture for the adjustable all-welded ball valve necking processing equipment according to claim 3, wherein: the upper positioning structure comprises an upper positioning plate, and a circular arc surface matched with the positioning ring groove is arranged at the contact part of the upper positioning plate and the upper necking mould; and the upper positioning plate is provided with an upper connecting hole.
5. The fixture for the adjustable all-welded ball valve necking processing equipment according to claim 4, wherein: a through T-shaped groove is formed in the position, corresponding to the upper connecting hole, of the lower end face of the fixed middle beam; the fixed middle beam is connected with the upper positioning plate through a first connecting bolt arranged in the T-shaped groove.
6. The fixture for the adjustable all-welded ball valve necking processing equipment according to claim 4, wherein: the lower fixing device comprises a lower connecting plate in threaded connection with the base; the top of the lower connecting plate is connected with the lower necking mould through the threaded connecting hole.
7. The fixture for the adjustable all-welded ball valve necking processing equipment according to claim 6, wherein: the lower fixing device comprises a plurality of lower positioning structures arranged around the lower necking mould; the lower positioning structure is clamped with the positioning ring groove.
8. The fixture for an adjustable all-welded ball valve necking processing device according to claim 7, wherein: the lower positioning structure comprises a lower positioning plate, and a circular arc surface matched with the positioning ring groove is also arranged at the contact part of the lower positioning plate and the lower necking mould; the lower positioning plate is also provided with a lower connecting hole; a threaded hole is formed in the position, corresponding to the lower connecting hole, of the lower connecting plate; and a second connecting bolt and a matched nut are arranged between the lower connecting hole and the threaded hole.
9. The fixture for an adjustable all-welded ball valve necking processing device according to claim 8, wherein: the upper connecting hole and/or the lower connecting hole are both long holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920961765.XU CN210450473U (en) | 2019-06-25 | 2019-06-25 | Clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920961765.XU CN210450473U (en) | 2019-06-25 | 2019-06-25 | Clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210450473U true CN210450473U (en) | 2020-05-05 |
Family
ID=70442057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920961765.XU Expired - Fee Related CN210450473U (en) | 2019-06-25 | 2019-06-25 | Clamping fixture fixing device for adjustable all-welded ball valve necking processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210450473U (en) |
-
2019
- 2019-06-25 CN CN201920961765.XU patent/CN210450473U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 Termination date: 20210625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |