CN220330646U - Self-positioning clamp for processing cock body of ultra-high pressure ball valve - Google Patents
Self-positioning clamp for processing cock body of ultra-high pressure ball valve Download PDFInfo
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- CN220330646U CN220330646U CN202322102649.1U CN202322102649U CN220330646U CN 220330646 U CN220330646 U CN 220330646U CN 202322102649 U CN202322102649 U CN 202322102649U CN 220330646 U CN220330646 U CN 220330646U
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- anchor clamps
- positioning
- clamp
- end cover
- ball valve
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- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 9
- 230000001276 controlling effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a tap body machining self-positioning clamp of an ultra-high pressure ball valve, which relates to the technical field of ball valve machining, and aims to realize coarse positioning by matching and connecting a positioning mandrel with a mandrel hole of a tap body, position a positioning spherical surface on an upper end cover of a clamp and a clamp base, realize self-positioning by positioning the positioning spherical surface and the tap body, clamp the clamp base by a three-jaw chuck, and realize clamping of the tap body by connecting the upper end cover of the clamp and the clamp base through bolts.
Description
Technical Field
The utility model relates to the technical field of ball valve machining, in particular to a self-positioning clamp for machining a cock body of an ultra-high pressure ball valve.
Background
The ultra-high pressure ball valve is a valve in which a cock body is driven by a valve rod and rotates around the axis of the valve rod, is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and can be tightly closed only by rotating the cock body by 90 degrees and small rotating moment, so that the ultra-high pressure ball valve has the functions of throttling and controlling flow. The ultra-high pressure ball valve is mainly used for cutting off or connecting a medium in a pipeline, and also can be used for regulating and controlling fluid, the fluid pressure in the pipeline can reach 1.6 Mpa-42 Mpa, the appearance of a plug body of the ultra-high pressure ball valve is spherical, a circular through hole or a channel is arranged right above the plug body and in four directions of the circumference and passes through the axis of the plug body, the plug body is molded by adopting a 3D printing technology, the machining characteristic allowance of the circular through hole or the channel is 0.2 millimeter through the axis of the plug body, and the existing problems exist in the machining of the plug body of the existing ultra-high pressure ball valve: the plug body is difficult to clamp, the mandrel Kong Jiyao is required to be machined in Zhao Zheng positioning mode, round through holes are formed in four directions of the mandrel hole and the circumference of the plug body, multiple clamping operations are required to be complex, and the efficiency is low.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model designs a self-positioning clamp for processing a cock body of an ultra-high pressure ball valve, wherein a positioning spherical surface is arranged on an upper end cover of the clamp and a base of the clamp respectively, the self-positioning is realized through the positioning spherical surface and the cock body, meanwhile, the positioning mandrel is connected with a mandrel hole of the cock body in a matched manner to roughly position, the processing position precision of each processing feature is ensured, the upper end cover of the clamp is connected with the base of the clamp through bolts, and the processing features in five directions can be processed by adopting multi-shaft equipment for one-time clamping.
The technical scheme adopted for realizing the utility model is as follows: the utility model provides a cock body processing self-positioning anchor clamps of superhigh pressure ball valve which characterized in that, it includes: bolt 1, anchor clamps upper end cover 2, anchor clamps base 3, location dabber 4 and chuck 6 the center of anchor clamps upper end cover 2 sets up first through-hole the lower terminal surface center of anchor clamps upper end cover 2 sets up first sphere the center of anchor clamps base 3 sets up the second through-hole the up end center of anchor clamps base 3 sets up the second sphere, the lower terminal surface of anchor clamps upper end cover 2 relative with the up end of anchor clamps base 3, anchor clamps upper end cover 2 and anchor clamps base 3 pass through bolt 1 threaded connection, location dabber 4 pass the first through-hole of anchor clamps upper end cover 2, location dabber 4 and the second through-hole clearance fit connection of anchor clamps base 3, the jack catch of chuck 6 is connected with anchor clamps base 3 chucking.
Further, the chuck 6 is a three-jaw chuck.
Further, the handle of the positioning mandrel 4 is knurled.
Further, the upper end cover 2 of the clamp is made of Q235.
Further, the material of the clamp base 3 and the positioning mandrel 4 is 45 # steel.
The self-positioning clamp for processing the cock body of the ultra-high pressure ball valve has the beneficial effects that:
the utility model provides a cock body processing self-positioning fixture of ultra-high pressure ball valve, the dabber is connected thick location with the dabber hole cooperation of cock body through the location dabber, divide to set for the sphere on anchor clamps upper end cover and anchor clamps base, realize self-positioning with cock body location through the sphere of location, through bolted connection anchor clamps upper end cover and anchor clamps base, realize the cock body and press from both sides tightly the back, pull out the dabber of location, three-jaw chuck chucking anchor clamps base, once the clamping can adopt multiaxis equipment to process the processing characteristics of five directions of rotatory cock body, the practicality is strong, with low costs, easy operation, the precision is high, improve machining efficiency's characteristics, the sphere clamping degree of difficulty is big has been solved, the location alignment is wasted time and energy, the multiple clamping operation is complicated, problem with low efficiency.
Drawings
FIG. 1 is a cross-sectional view of a tap body machined self-positioning fixture for an ultra-high pressure ball valve;
FIG. 2 is an exploded view of a tap body machined self-positioning fixture for an ultra-high pressure ball valve;
FIG. 3 is a schematic diagram of a self-positioning fixture for processing a cock body of an ultra-high pressure ball valve;
in the figure: 1. the fixture comprises a bolt, a fixture upper end cover, a fixture base, a positioning mandrel, a chuck and a plug body.
Detailed Description
The present utility model will be described in further detail below with reference to fig. 1 to 3 and the detailed description, and for the purpose of making the objects, technical solutions and advantages of the embodiments more clear, the technical solutions in the examples will be clearly and completely described with reference to the drawings in the examples, and the detailed description is only for explaining the present utility model and not limiting the scope of the present utility model.
As shown in fig. 1 to 3 of the accompanying drawings, a tap body processing self-positioning clamp of an ultra-high pressure ball valve comprises: bolt 1, anchor clamps upper end cover 2, anchor clamps base 3, location dabber 4 and chuck 6 the center of anchor clamps upper end cover 2 sets up first through-hole the lower terminal surface center of anchor clamps upper end cover 2 sets up first sphere the center of anchor clamps base 3 sets up the second through-hole the up end center of anchor clamps base 3 sets up the second sphere, the lower terminal surface of anchor clamps upper end cover 2 and the up end of anchor clamps base 3 relative, anchor clamps upper end cover 2 and anchor clamps base 3 pass through bolt 1 threaded connection, location dabber 4 pass the first through-hole of anchor clamps upper end cover 2, location dabber 4 and the second through-hole clearance fit connection of anchor clamps base 3, the handle knurling of location dabber 4 handle, the jack catch of chuck 6 and anchor clamps base 3 chucking connection, chuck 6 be three-jaw chuck.
The lower section of the positioning mandrel 4 is in clearance fit with the second through hole of the clamp base 3, the clearance is between 0.01 and 0.03 mm, the diameter of the fit length is 2 to 3 times that of the fit length, the middle section of the positioning mandrel 4 is in clearance fit with the mandrel hole of the cock body 6, the clearance is between 0.05 and 0.1 mm, and the upper section of the positioning mandrel 4 is subjected to handle knurling treatment. The diameter of the first spherical surface of the upper end cover 2 of the clamp is the same as that of the outer spherical surface of the cock body 6, the first spherical surface of the upper end cover 2 of the clamp is in smooth transition with the bottom surface, the upper end cover 2 of the clamp is provided with four through holes, the bolts 1 are connected with the four through holes of the upper end cover 2 of the clamp in series, and the bolts are screwed into the four threaded holes of the base 3 of the clamp. The four sides of the bolt are avoided, the clamping bolt 1 is screwed to clamp the plug body 6, and the positioning mandrel 4 is pulled out after the plug body 6 is clamped, so that mandrel hole machining is realized.
The working process of the self-positioning clamp for processing the cock body of the ultra-high pressure ball valve comprises the following steps:
1. clamping the lower end cylinder of the clamp base 3 by using a chuck 5 on a workbench of the multi-axis equipment;
2. aligning the center of the clamp base 3, and setting a machining coordinate system on multi-axis equipment;
3. placing the plug body 6 on the second spherical surface of the fixture base 3;
4. the upper end cover 2 of the clamp is arranged above the cock body 6, the bolt 1 is connected with four through holes of the upper end cover 2 of the clamp in series, and the bolt is screwed into four threaded holes of the base 3 of the clamp;
5. the angle of the cock body 6 is adjusted, so that the positioning mandrel 4 passes through the mandrel hole of the cock body 6 and enters the lower section inner hole of the clamp base 3 to the bottom;
6. the angle of the cock body 6 is adjusted, so that four processing characteristics of the circumference of the cock body 6 avoid 4 bolts 1 to realize processing;
7. 4 clamping bolts 1 are uniformly screwed to clamp the plug body 6;
8. pulling out the positioning mandrel 4;
9. the processing characteristics in five directions are processed by adopting multi-axis equipment, and the self-positioning processing can be performed in batches.
The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the utility model, which are intended to be comprehended within the scope of the utility model.
Claims (5)
1. The utility model provides a cock body processing self-positioning anchor clamps of superhigh pressure ball valve which characterized in that, it includes: bolt (1), anchor clamps upper end cover (2), anchor clamps base (3), location dabber (4) and chuck (6) the center of anchor clamps upper end cover (2) set up first through-hole the lower terminal surface center of anchor clamps upper end cover (2) sets up first sphere the center of anchor clamps base (3) sets up the second through-hole the up end center of anchor clamps base (3) sets up the second sphere, the lower terminal surface of anchor clamps upper end cover (2) relative with the up end of anchor clamps base (3), anchor clamps upper end cover (2) pass through bolt (1) threaded connection with anchor clamps base (3) first through-hole of anchor clamps upper end cover (2) is passed to location dabber (4), the second through-hole clearance fit connection of location dabber (4) and anchor clamps base (3), the jack catch of chuck (6) is connected with anchor clamps base (3) chucking.
2. The self-positioning fixture for processing the cock body of the ultra-high pressure ball valve according to claim 1, wherein the chuck (6) is a three-jaw chuck.
3. The self-positioning fixture for processing the cock body of the ultra-high pressure ball valve according to claim 1, wherein the positioning mandrel (4) is subjected to handle knurling treatment.
4. The self-positioning clamp for processing the cock body of the ultra-high pressure ball valve according to claim 1, wherein the upper end cover (2) of the clamp is made of Q235.
5. The self-positioning clamp for processing the cock body of the ultra-high pressure ball valve according to claim 1, wherein the clamp base (3) and the positioning mandrel (4) are made of 45 # steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322102649.1U CN220330646U (en) | 2023-08-07 | 2023-08-07 | Self-positioning clamp for processing cock body of ultra-high pressure ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322102649.1U CN220330646U (en) | 2023-08-07 | 2023-08-07 | Self-positioning clamp for processing cock body of ultra-high pressure ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220330646U true CN220330646U (en) | 2024-01-12 |
Family
ID=89449578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322102649.1U Active CN220330646U (en) | 2023-08-07 | 2023-08-07 | Self-positioning clamp for processing cock body of ultra-high pressure ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220330646U (en) |
-
2023
- 2023-08-07 CN CN202322102649.1U patent/CN220330646U/en active Active
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