CN209774067U - Clamp of three-way valve body - Google Patents
Clamp of three-way valve body Download PDFInfo
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- CN209774067U CN209774067U CN201920618088.1U CN201920618088U CN209774067U CN 209774067 U CN209774067 U CN 209774067U CN 201920618088 U CN201920618088 U CN 201920618088U CN 209774067 U CN209774067 U CN 209774067U
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- valve body
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- centre gripping
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Abstract
The utility model discloses an anchor clamps of tee bend valve body for centre gripping tee bend valve body in the course of working, including an anchor clamps base and a centre gripping subassembly, the tee bend valve body with centre gripping subassembly fixed connection, the centre gripping subassembly has an axis of rotation and a stop collar, the rotatable passing of axis of rotation the anchor clamps base, the stop collar encircles the axis of rotation with axis of rotation threaded connection, the centre gripping subassembly is along encircleing the direction of axis of rotation axis rotates, the centre gripping subassembly with anchor clamps base contact position has spacing subassembly, the centre gripping subassembly is every encircleed the axis of rotation axis rotates 90, to anchor clamps base direction is screwed the stop collar, through spacing subassembly is fixed the centre gripping subassembly. Use tee bend valve body anchor clamps convenient operation is swift, need not adjustment counterpoint many times, and the machining precision is high.
Description
Technical Field
The utility model relates to a machining technology field, more accurate saying so relates to a three-way valve body's anchor clamps.
Background
A three-way valve body is a widely used pipeline component, and a common three-way valve body structure is shown in fig. 1, and has a first end 31, a second end 32, and a third end 33, the second end 32 and the third end 33 are coaxially aligned, and the first end 31 is perpendicular to a central position between the second end 32 and the third end 33 of the second end 32 and the third end 33. The first end portion 31 has a first passage 311, the second end portion 32 has a second passage 321, the third end portion 33 has a third passage 331, and the first passage 311, the second passage 321, and the third passage 331 are communicated. The end surface of the first end portion 31 is provided with a first flange 312, and the surface of the first flange 312 surrounds the first channel 311 and is provided with a plurality of first through holes 313 which are uniformly distributed; the end surface of the second end portion 32 is provided with a second flange 322, and the surface of the second flange 322 surrounds the second channel 321 to be provided with a plurality of second through holes 323 which are uniformly distributed; the end face of the third end portion 33 has a third flange 332, and the surface of the third flange 332 is provided with a plurality of third through holes 333 uniformly distributed around the third passage 331. In the manufacturing process of the three-way valve body, the passages and the through holes of the first end portion 31, the second end portion 32 and the third end portion 33 need to be processed respectively. The clamp plate is adopted to clamp and fix the three-way valve body to be machined in the prior art, the clamp plate is static, after one end part is machined, the clamp plate needs to be released from fixation, other end parts of the turning three-way valve body are aligned with a machining surface, and three end parts of the machining three-way valve body can be machined only by clamping three times, so that the operation is inconvenient and the efficiency is low. And the alignment needs to be adjusted after each clamping, so that the situation of inaccurate positioning is easy to occur, and the machining precision is influenced. Therefore, the existing three-way valve body clamping scheme cannot meet the requirements of high-precision and large-batch production.
SUMMERY OF THE UTILITY MODEL
In view of this, the main objective of the present invention is to provide a three-way valve body clamp, including a clamp base and a clamping assembly, the clamping assembly and the rotatable connection of the clamp base, the three-way valve body to be processed is fixedly mounted in the clamping assembly, and whenever the clamping assembly rotates to the end of the three-way valve body to be processed along the direction perpendicular to the horizontal direction, the clamping assembly and the clamp base are fixed in a limited manner, so as to define the orientation of the three-way valve body to be unchanged, and the three-way valve body is processed.
In order to achieve the purpose, the utility model provides an anchor clamps of tee bend valve body for centre gripping tee bend valve body in the course of working, the anchor clamps of tee bend valve body include an anchor clamps base and a centre gripping subassembly, the tee bend valve body with centre gripping subassembly fixed connection, the centre gripping subassembly has an axis of rotation and a stop collar, the rotatable passing of axis of rotation anchor clamps base, the stop collar encircles the axis of rotation with axis of rotation threaded connection, the centre gripping subassembly is along encircleing the direction of axis of rotation axis rotates, the centre gripping subassembly with anchor clamps base contact position has spacing subassembly, the centre gripping subassembly is every encircleed the axis of rotation rotates 90, to anchor clamps base direction is screwed the stop collar, through spacing subassembly is fixed the centre gripping subassembly.
Preferably, the centre gripping subassembly includes an integrative centre gripping bottom plate, a first curb plate, a second curb plate, first curb plate reaches the second curb plate is located the relative both sides of centre gripping bottom plate extend to same direction, first curb plate with the second curb plate face is parallel, just the face of first curb plate with the second curb plate all with the face of centre gripping bottom plate is perpendicular, first curb plate is kept away from the one side of second curb plate has the axis of rotation, the axis of rotation is along the perpendicular to the direction of first curb plate face is to keeping away from the direction of first curb plate extends.
Preferably, the fixture base includes a base bottom plate and a base support plate, the base support plate is located at a side portion of the base bottom plate, a surface of the base support plate is perpendicular to a surface of the base bottom plate, the base support plate has a support plate central hole, the support plate central hole penetrates through the base support plate, the rotation shaft penetrates through the base support plate through the support plate central hole, and the limit sleeve is located at an end of the base support plate away from the base bottom plate.
Preferably, the limiting assembly comprises four supporting plate limiting parts and four side plate limiting parts, the four supporting plate limiting parts surround the hole in the supporting plate, the hole is formed in one surface, facing the first side plate, of the base supporting plate, the four side plate limiting parts surround the rotating shaft, the rotating shaft is formed in one surface, far away from the second side plate, of the first side plate, and the four side plate limiting parts are respectively in contact clamping with the four supporting plate limiting parts.
Preferably, the four supporting plate limiting parts are limiting parts with the same structural size and V-shaped cross sections, the V-shaped cross section axes of every two adjacent supporting plate limiting parts surrounding the supporting plate central hole direction are mutually perpendicular, the V-shaped cross sections of the two supporting plate limiting parts opposite to each other along the supporting plate central hole are coaxial, and the V-shaped cross section axes of the two pairs of supporting plate limiting parts are respectively perpendicular to and parallel to the plate surface of the base bottom plate.
Preferably, the four side plate limiting parts are limiting blocks with the same structure size and arc-shaped cross sections, the circular arc-shaped cross section axes of every two adjacent side plate limiting blocks around the rotation axis direction are perpendicular to each other, the circular arc-shaped cross sections of the two side plate limiting blocks opposite to each other along the rotation axis are coaxial, and the circular arc-shaped cross section axes of the two pairs of side plate limiting blocks are respectively perpendicular to and parallel to the plate surface of the clamping bottom plate.
Preferably, the clamping assembly comprises three set screws, the first side plate faces the second side plate, one face of the second side plate is provided with three valve body limiting parts, the second side plate is provided with three side plate through holes, the three side plate through holes are respectively horizontally aligned with the three valve body limiting parts, and the three set screws are screwed in through the three side plate through holes to penetrate through the second side plate.
Preferably, the three valve body limiting parts are V-shaped limiting parts having the same cross section with the same structure size, two of the V-shaped cross section axes of the valve body limiting parts are coaxially arranged at two ends of the connecting position of the clamping bottom plate and the first side plate, and the other valve body limiting part is located at the top of the first side plate.
Preferably, the limiting sleeve comprises a sleeve, one axial end of the sleeve nut extends to form a sleeve end portion, the sleeve end portion is of a nut structure, the sleeve diameter of the sleeve end portion is smaller than that of the sleeve, and when the limiting sleeve rotates towards the direction of the base support plate, the sleeve end portion is screwed into the support plate central hole.
Preferably, the stop collar includes a plurality of turning handles, and a plurality of turning handles are even setting in the lateral part of sleeve.
Compared with the prior art, the utility model discloses an anchor clamps of tee bend valve body's advantage lies in: after the three-way valve body and the clamping assembly are clamped at one time, the machining operation of the three end parts of the three-way valve body can be completed without dismounting, the operation is convenient and quick, the alignment is not required to be adjusted for many times, and the machining precision is high; the clamping assembly is fixed relative to the rotation limiting angle of the clamp base, so that errors in the angle adjusting process are effectively avoided, the angle adjusting operation is simple and convenient, and the machining efficiency is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a three-way valve body in the prior art.
As shown in fig. 2, the utility model relates to a clamp of three-way valve body gets the schematic diagram of fixing three-way valve body, and processes the first end of three-way valve body under the circumstances of illustration.
As shown in fig. 3, the utility model relates to a clamp of three-way valve body gets the schematic diagram of fixing three-way valve body, and processes the third tip of three-way valve body under the circumstances of illustration.
Fig. 4 is a schematic structural diagram of the clamp base.
Fig. 5 is an explosion diagram of the clamp of the three-way valve body of the present invention.
Fig. 6 is a schematic structural view of the clamping assembly.
Fig. 7 is a schematic structural view of the stop collar.
Detailed Description
As shown in fig. 2 and fig. 3, the clamp of the three-way valve body of the present invention comprises a clamp base 10 and a clamping assembly 20, wherein the clamping assembly 20 is connected to the clamp base 10 in a rotatable manner, and the three-way valve body to be processed is fixedly connected to the clamping assembly 20. The clamping assembly 20 has a rotating shaft 223 and a limiting sleeve 224, the rotating shaft 223 can rotatably penetrate through the clamp base 10, the limiting sleeve 224 is screwed with the rotating shaft 223 around the rotating shaft 223, and the clamping assembly 20 rotates along the direction around the axis of the rotating shaft 223. The contact position of the clamping assembly 20 and the clamp base 10 is provided with a limiting assembly, and the limiting sleeve 224 is matched with the limiting assembly to limit the rotation angle of the clamping assembly 20. Specifically, each time the clamping assembly 20 rotates 90 ° around the axis of the rotating shaft 223, the position-limiting sleeve 224 is screwed towards the clamp base 10, and forms a position limitation by cooperating with the position-limiting assembly with a plurality of clamping assemblies 20.
In order to machine the three ends of the three-way valve body, firstly, the three-way valve body 30 to be machined is fixedly installed in the clamping assembly 20, the clamping assembly 20 is rotationally adjusted to enable the first end 31 to face upwards, the clamping assembly 20 is limited and fixed by screwing the limiting sleeve 224, and as shown in fig. 2, the first channel 311 and the first through hole 313 are machined; after the first end portion 31 is machined, loosening the limiting sleeve 224, releasing the limitation on the clamping assembly 20, rotating and adjusting the clamping assembly 20 to enable the second end portion 32 to face upwards, limiting and fixing the clamping assembly 20 by screwing the limiting sleeve 224, and machining the second channel 321 and the second through hole 323; after the second end portion 32 is machined, the limiting sleeve 224 is unscrewed, the limiting on the clamping assembly 20 is released, the clamping assembly 20 is rotationally adjusted to enable the third end portion 33 to face upwards, the clamping assembly 20 is limited and fixed by screwing the limiting sleeve 224, and as shown in fig. 3, the third channel 331 and the third through hole 333 are machined. In the machining process, the three-way valve body 30 is always fixed by the clamping assembly 20, and the three-way valve body 30 does not need to be disassembled and assembled.
Further, as shown in fig. 4, the fixture base 10 includes a base bottom plate 11 and a base support plate 12, the base bottom plate 11 and the base support plate 12 are of an integrated structure, the base support plate 12 is located at a side portion of the base bottom plate 11, and a plate surface of the base support plate 12 is perpendicular to a plate surface of the base bottom plate 11. The base plate 12 has a plate central opening 121, and the plate central opening 121 penetrates the base plate 12. Four support plate limiting parts 122 are arranged around the support plate central hole 121, and the support plate limiting parts 122 and the base support plate 12 are of an integrated structure. The four support plate limiting parts 122 are limiting parts with V-shaped cross sections, the four support plate limiting parts 122 have the same structural size, and the V-shaped cross section axes of the four support plate limiting parts 122 form a cross shape with the support plate central hole 121 as the center, that is, the V-shaped cross section axes of every two adjacent support plate limiting parts 122 around the support plate central hole 121 direction are mutually perpendicular. The two opposite support plate limiting members 122 along the support plate central hole 121 have a common V-shaped cross section axis, and the V-shaped cross section axes of the two pairs of support plate limiting members 122 are respectively perpendicular to and parallel to the plate surface of the base bottom plate 11. The clamping assembly 20 is in contact with four of the plate stoppers 122, and the four plate stoppers 122 limit the clamping assembly 20.
As can be seen from fig. 5 and 6, the clamping assembly 20 includes a clamping bottom plate 21, a first side plate 22, a second side plate 23, and three set screws 24, the clamping bottom plate 21, the first side plate 22, and the second side plate 23 are integrated structures, the first side plate 22 and the second side plate 23 are located at two opposite sides of the clamping bottom plate 21 and extend in the same direction, the first side plate 22 and the second side plate 23 are parallel in surface, and the surfaces of the first side plate 22 and the second side plate 23 are perpendicular to the surface of the clamping bottom plate 21. One side of the first side plate 22 facing the second side plate 23 is provided with three valve body limiting parts 221, the three valve body limiting parts 221 are limiting blocks with V-shaped cross sections, and the three valve body limiting parts 221 have the same structural size. The two valve body limiting pieces 221 have V-shaped cross-sectional axes coaxially arranged at two ends of the connecting position between the clamping bottom plate 21 and the first side plate 22, the V-shaped openings of the two valve body limiting pieces 221 face the second side plate 23, the other valve body limiting piece 221 is located at the top of the first side plate 22, the V-shaped cross-sectional axis of the valve body limiting piece 221 is perpendicular to the surface of the clamping bottom plate 21, and the V-shaped opening faces the second side plate 23. The second side plate 23 is provided with three side plate through holes 231, the three side plate through holes 231 are respectively horizontally aligned with the three valve body limiting members 221, and the three set screws 24 are screwed into and pass through the second side plate 23 through the three side plate through holes 231. The three-way valve body 30 is arranged at the top of the clamping bottom plate 21, between the first side plate 22 and the second side plate 23, the first end 31, the second end 32 and the third end 33 of the three-way valve body 30 are respectively clamped into the three valve body limiting pieces 221, the three set screws 24 penetrate through the second side plate 23, the three end portions of the three-way valve body 30 are fixed from the opposite surfaces of the openings of the three valve body limiting pieces 221, the clamping is firm, and the three-way valve body 30 cannot deviate in the machining process. The three-way valve body 30 can be assembled and disassembled once during processing.
The rotation axis 223 is arranged on the surface of the first side plate 22 far away from the second side plate 23, the rotation axis 223 extends along the direction perpendicular to the plate surface of the first side plate 22 to the direction far away from the first side plate 22, and the side of the rotation axis 223 is provided with a thread. The surface of the first side plate 22, which is away from the second side plate 23, has four side plate position-limiting members 222 disposed around the rotating shaft 223, and the four side plate position-limiting members 222 and the first side plate 22 are integrated. The four side plate limiting pieces 222 are all limiting pieces with arc-shaped cross sections, the four side plate limiting pieces 222 have the same structural size, and the arc-shaped cross section axes of the four side plate limiting pieces 222 form a cross shape with the rotating shaft 223 as the center, that is, the arc-shaped cross section axes of every two adjacent side plate limiting pieces 222 around the rotating shaft 223 are perpendicular to each other. The circular arc-shaped cross sections of the two side plate limiting blocks 222 opposite to each other along the rotating shaft 223 are coaxial, and the circular arc-shaped cross section axes of the two pairs of side plate limiting blocks 222 are respectively perpendicular to and parallel to the plate surface of the clamping bottom plate 21. The four side plate limiting blocks 222 are respectively engaged with the four support plate limiting pieces 122 to form limiting. Namely, the four plate position-limiting members 122 and the four side plate position-limiting blocks 222 together constitute the position-limiting assembly.
As shown in fig. 7, the position limiting sleeve 224 includes a sleeve 2241 and a plurality of rotation handles 2243, the sleeve 2241 is a nut structure, one end of the sleeve 2241 in the axial direction of the nut extends to form a sleeve end 2242, the sleeve end 2242 is a nut structure, the diameter of the sleeve 2242 is smaller than that of the sleeve 2241, when the position limiting sleeve 224 rotates in the direction of the base support plate 12, the sleeve end 2242 is screwed into the support plate hole 121. A plurality of the turning handles 2243 are evenly arranged on the side of the sleeve 2241, so that a user can conveniently rotate the limiting sleeve 224.
The three-way valve body 30 is processed by using the three-way valve body fixture, the three-way valve body 30 is firstly arranged at the top of the clamping bottom plate 21, between the first side plate 22 and the second side plate 23, the first end 31, the second end 32 and the third end 33 of the three-way valve body 30 are respectively clamped into the three valve body limiting pieces 221, and the three set screws 24 penetrate through the second side plate 23 and are respectively fixed to the three ends of the three-way valve body 30 from opposite surfaces of openings of the three valve body limiting pieces 221. Then, the rotating shaft 223 penetrates into the base support plate 12 through the support plate central hole 121, after a certain end portion of the three-way valve body 30 is adjusted to face upward, the rotating shaft 223 is continuously pushed, the four support plate limiting members 122 are engaged with the four side plate limiting blocks 222, the limiting sleeve 224 is rotated, the clamping assembly 20 and the clamp base 10 are fixedly connected, and then, the end face machining is started. After one end face of the three-way valve body 30 is machined, the limiting sleeve 223 is rotated in the reverse direction, the fixed connection between the clamping assembly 22 and the fixture base 10 is released, the four support plate limiting members 122 and the four side plate limiting blocks 222 are separated, the clamping assembly 20 is rotated, the other end portion of the three-way valve body 30 faces upwards, and the previous operations are repeated. The clamping assembly 20 can complete the positioning and processing of the three ends of the three-way valve body 30 through rotating and fixing, the operation is simple and convenient, the angle is fixed, the error adjustment cannot occur, and the processing precision is improved while the processing efficiency is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an anchor clamps of tee bend valve body for centre gripping tee bend valve body in the course of working, a serial communication port, the anchor clamps of tee bend valve body include an anchor clamps base and a centre gripping subassembly, the tee bend valve body with centre gripping subassembly fixed connection, the centre gripping subassembly has an axis of rotation and a stop collar, the rotatable passing of axis of rotation anchor clamps base, the stop collar encircles the axis of rotation with axis of rotation threaded connection, the centre gripping subassembly is along encircleing the direction of axis of rotation axis rotates, the centre gripping subassembly with anchor clamps base contact position has spacing subassembly, the centre gripping subassembly is every encircleed the axis of rotation rotates 90, to anchor clamps base direction is screwed the stop collar, through spacing subassembly is fixed the centre gripping subassembly.
2. The three-way valve clamp of claim 1, wherein the clamping assembly comprises a clamping bottom plate, a first side plate, and a second side plate, the first side plate and the second side plate are located on two opposite sides of the clamping bottom plate and extend in the same direction, the first side plate and the second side plate are parallel, the plate surfaces of the first side plate and the second side plate are perpendicular to the plate surface of the clamping bottom plate, the rotating shaft is arranged on the surface of the first side plate away from the second side plate, and the rotating shaft extends in the direction away from the first side plate in the direction perpendicular to the plate surface of the first side plate.
3. The three-way valve body fixture of claim 2, wherein the fixture base includes a base bottom plate and a base support plate integrated with each other, and the base support plate is located on a side of the base bottom plate, and the base support plate surface is perpendicular to the base bottom plate surface, the base support plate has a support plate central hole penetrating the base support plate, the rotation shaft passes through the base support plate through the support plate central hole, and the stop collar is located at an end of the base support plate away from the base bottom plate.
4. The three-way valve fixture of claim 3, wherein the limiting assembly comprises four support plate limiting members and four side plate limiting members, the four support plate limiting members surround a surface of the support plate hole, which is disposed on the base support plate and faces the first side plate, the four side plate limiting members surround a surface of the rotating shaft, which is disposed on the first side plate and faces away from the second side plate, and the four side plate limiting members are respectively engaged with the four support plate limiting members in a contacting manner.
5. The three-way valve body fixture of claim 4, wherein the four strut retainers are V-shaped retainers having the same structural dimension, the V-shaped cross-sectional axes of every two adjacent strut retainers around the central hole of the strut are perpendicular to each other, the V-shaped cross-sectional axes of the two strut retainers opposite to each other along the central hole of the strut are coaxial, and the V-shaped cross-sectional axes of the two pairs of strut retainers are perpendicular and parallel to the plate surface of the base plate.
6. The three-way valve fixture of claim 4, wherein the four side plate position-limiting members are circular-arc-shaped position-limiting members having the same structural dimension, circular-arc-shaped cross-sectional axes of every two adjacent side plate position-limiting members around the rotation axis are perpendicular to each other, circular-arc-shaped cross-sectional axes of two side plate position-limiting members opposite to the rotation axis are coaxial, and circular-arc-shaped cross-sectional axes of two pairs of side plate position-limiting members are perpendicular to and parallel to the plate surface of the clamping bottom plate, respectively.
7. The three-way valve body clamp of claim 2, wherein the clamping assembly comprises three set screws, the first side plate is provided with three valve body limiting members on one side facing the second side plate, the second side plate is provided with three side plate through holes, the three side plate through holes are respectively horizontally aligned with the three valve body limiting members, and the three set screws are screwed into the second side plate through the three side plate through holes.
8. The three-way valve body fixture according to claim 7, wherein the three valve body position-limiting members are each a V-shaped position-limiting member having the same cross section, wherein two of the V-shaped cross section axes of the two valve body position-limiting members are coaxially disposed at two ends of the connecting position of the clamping bottom plate and the first side plate, and the other valve body position-limiting member is located at the top of the first side plate.
9. The three-way valve body fixture of claim 1, wherein said stop collar comprises a sleeve, said sleeve nut extends axially toward one end to form a sleeve end, said sleeve end is a nut structure, and said sleeve end has a smaller barrel diameter than said sleeve barrel diameter, and when said stop collar is rotated toward said base plate, said sleeve end is screwed into said support plate hole.
10. The three-way valve body fixture of claim 9, wherein the stop collar comprises a plurality of rotation handles, and the rotation handles are uniformly arranged on the side of the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618088.1U CN209774067U (en) | 2019-04-30 | 2019-04-30 | Clamp of three-way valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618088.1U CN209774067U (en) | 2019-04-30 | 2019-04-30 | Clamp of three-way valve body |
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| CN209774067U true CN209774067U (en) | 2019-12-13 |
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| CN201920618088.1U Active CN209774067U (en) | 2019-04-30 | 2019-04-30 | Clamp of three-way valve body |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909775A (en) * | 2019-04-30 | 2019-06-21 | 苏州市职业大学 | A kind of fixture of triple-valve body |
| CN111299023A (en) * | 2020-02-24 | 2020-06-19 | 高峰 | Three-way valve casting forming finish machining process |
| CN112077636A (en) * | 2020-09-17 | 2020-12-15 | 盐城市大丰区金凯机械有限公司 | Drilling positioning device for three-way valve production |
| CN112404970A (en) * | 2020-10-15 | 2021-02-26 | 浙江海亮股份有限公司 | Automatic assembling mechanism for O-shaped sealing ring of clamping and pressing type pipe fitting |
-
2019
- 2019-04-30 CN CN201920618088.1U patent/CN209774067U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909775A (en) * | 2019-04-30 | 2019-06-21 | 苏州市职业大学 | A kind of fixture of triple-valve body |
| CN111299023A (en) * | 2020-02-24 | 2020-06-19 | 高峰 | Three-way valve casting forming finish machining process |
| CN111299023B (en) * | 2020-02-24 | 2020-11-06 | 淳安千岛湖科利达耐磨阀门有限公司 | Three-way valve casting forming finish machining process |
| CN112077636A (en) * | 2020-09-17 | 2020-12-15 | 盐城市大丰区金凯机械有限公司 | Drilling positioning device for three-way valve production |
| CN112077636B (en) * | 2020-09-17 | 2022-03-04 | 盐城市大丰区金凯机械有限公司 | Drilling positioning device for three-way valve production |
| CN112404970A (en) * | 2020-10-15 | 2021-02-26 | 浙江海亮股份有限公司 | Automatic assembling mechanism for O-shaped sealing ring of clamping and pressing type pipe fitting |
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