CN203779399U - Tool for fixing wedge gate valve body - Google Patents
Tool for fixing wedge gate valve body Download PDFInfo
- Publication number
- CN203779399U CN203779399U CN201420200552.2U CN201420200552U CN203779399U CN 203779399 U CN203779399 U CN 203779399U CN 201420200552 U CN201420200552 U CN 201420200552U CN 203779399 U CN203779399 U CN 203779399U
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- valve body
- claw
- pressing plate
- wedge
- gate valve
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Abstract
The utility model discloses a tool for fixing a wedge gate valve body. The tool comprises a four-jaw chuck, wherein thefour-jaw chuck comprises a first jaw, a second jaw, a third jaw and a fourth jaw which are sequentially arranged at intervals of 90 degrees and reciprocate in the radial direction of the chuck; first clamping devices matched with end surfaces of valve body side flanges are arranged on the first jaw and the third jaw respectively; second clamping devices for clamping a valve body middle flange are arranged on the second jaw and the fourth jaw respectively; and propping adjusting devices for adjusting and fixing the clamping position of the valve body middle flange are arranged on the second clamping devices. The tool for fixing the wedge gate valve body is quick and stable in clamping, the end surface precision of the machined valve body middle flange is higher, and a relatively accurate reference surface can be provided for subsequent machining of an inner sealing surface of the valve body, so that thestrong technical support can be provided for machining of the wedge gate valve body meeting the requirement for assembly with an interchange method.
Description
Technical field
The utility model relates to a kind of for the fixing frock of wedge-type gate valve body, belongs to clamp technology field.
Background technology
Wedge Gate Valves, with its compact conformation, passage smoothness, long service life, operation light and flexible, is widely used in the technical fields such as petrochemical industry, thermal power generation.In order to improve the packaging efficiency of Wedge Gate Valves, and be convenient to the maintaining in later stage, need to process and can meet the Wedge Gate Valves that the assembling of exchange method requires, but because the valve body structure of Wedge Gate Valves is complicated, end face is more, and its two sealing surface, at valve inner, if will guarantee machining accuracy and the sealing surface symmetry of valve body, often needs the processing cost that cost is larger.
The valve flange of existing Wedge Gate Valves generally adopts hot investment casting one-shot forming, in following process, first process the spacer flanger end face that precision is higher, and then take spacer flanger end face as benchmark processing valve body sealing surface and other end face, therefore the machining accuracy of guaranteed spacer flanger end face only, the machining accuracy of guarantee flange sealing surface and other end face, and then guarantee that the valve body processing can meet the requirement of exchange method assembling.Tradition clamps the general employing of clamping of Wedge Gate Valves valve body is manual, centering processing, not only working (machining) efficiency is low for it, and each valve body spacer flanger end face precision processing is difficult to guarantee consistent, it is follow-up that to take the machined surface error that spacer flanger end face is benchmark larger, and then cause the valve body processing can not meet the requirement of exchange method assembling, give later assembling, safeguard and bring larger inconvenience.
Utility model content
For this reason, the technical problems to be solved in the utility model is to overcome existing processing Wedge Gate Valves valve body spacer flanger, and to clamp efficiency low, take spacer flanger end face as the sealing surface precision that benchmark processes lower, and then cause the valve body of producing can not meet the drawback of the requirement of exchange method assembling, and then provide a kind of novel for the fixing frock of wedge-type gate valve body.
For achieving the above object, the utility model is by the following technical solutions:
For a fixing frock for wedge-type gate valve body, it comprises chuck, and described chuck comprises that interval 90 degree successively arrange and along radially reciprocating the first claw, the second claw, the 3rd claw, the 4th claw of described chuck; On described the first claw, described the 3rd claw, be respectively equipped with the first clamping apparatus coordinating with the end face of valve body side flange, on described the second claw, described the 4th claw, be respectively equipped with for clamping the second clamping apparatus of valve body spacer flanger, described the second clamping apparatus is provided with the conflict adjusting device that clamps position for adjusting fixing described valve body spacer flanger.
Described the first clamping apparatus comprises the first soft pawl being fixedly installed on respectively on described the first claw and the 3rd claw, on described the first soft pawl, be hinged with rocking bar, the upper end of described rocking bar is fixedly connected with the first pressing plate being useful on against described side flange end face, the lower end of described rocking bar is hinged on support bar, and described support bar is fixed on the body of described chuck.
Preferably, the end of described the first pressing plate is provided with inclined-plane, conflicts in the minimum point on chamfering inclined-plane, place, described valve body side flange passway in described inclined-plane.
Preferably, described rocking bar is hinged on described the first soft pawl by bearing pin, is provided with the axis hole passing for described bearing pin on described rocking bar, and described axis hole is waist-shaped hole, and the shape of described waist-shaped hole is suitable for that described the first pressing plate is conflicted or away from described chamfering inclined-plane.
Described the second clamping apparatus comprises the second soft pawl being fixedly connected with described the second claw and described the 4th claw respectively, the upper end of described the second soft pawl is connected with the second pressing plate, and the side coordinating with described valve body spacer flanger of described the second pressing plate is provided with V-arrangement opening.
Preferably, described conflict adjusting device is symmetricly set on the two side of V-arrangement opening of described the second pressing plate.
Preferably, described conflict adjusting device is adjustment screw, on the two side of described the second pressing plate, be respectively arranged with the screw hole that screws in certain depth for described adjustment screw, described adjustment screw is provided with the setscrew nut that screws in the described screw hole degree of depth for limiting described adjustment screw.
Preferably, the upper surface of described chuck is fixed with for supporting the vee-block of described valve body side flange cylindrical, described vee-block be arranged on described the first pressing plate under.
Preferably, on the side coordinating of described vee-block, be provided with cushion block with described valve body side flange cylindrical, described cushion block is removably connected on described vee-block.
Preferably, described the first pressing plate is removably fixed on the top of described rocking bar by screw; Described the second pressing plate is removably fixed on the top of described the second soft pawl by screw.
The beneficial effects of the utility model:
1. the frock for fixing wedge-type gate valve body of the present utility model by arranging respectively the first clamping apparatus and the second clamping apparatus on four claws of chuck, and make the first clamping apparatus clamp valve body from two side direction centers of two valve body side flanges, the second clamping apparatus clamps valve body from two side direction centers of valve body spacer flanger, and on the second clamping apparatus, be provided with the conflict adjusting device that clamps position for adjusting fixed valve body spacer flanger, chuck drives by hydraulic pressure or air pressure, and then drive the first clamping apparatus and the second clamping apparatus valve body is quick, stable clamping, and then guarantee that valve body can not produce and rock adding man-hour, thereby improved precision and clamped efficiency, and by regulating conflict adjusting device to coordinate with the conflict of valve body spacer flanger neck, can guarantee that valve body spacer flanger and chuck are coaxial, and then make the precision of end face of each valve body spacer flanger of processing consistent, the valve body sealing surface that this end face processes as benchmark of take has higher precision, and then the valve body that can meet exchange method assembling requirement for processing provides strong technical support.
The utility model for the first clamping apparatus of the fixing frock of wedge-type gate valve body by rocking bar being hinged on to the first soft pawl, and the first pressing plate is set above rocking bar, the lower end of rocking bar is hinged on support bar, when the first soft pawl is with claw during along the radially reciprocating motion of chuck, can promote the jointed shaft of rocking bar around its lower end and rotate to an angle, and then make the first pressing plate of rocking bar upper end there is an arcuate movement track simultaneously; When two the first pressing plates are during from the end contact of both sides and valve body side flange, on the one hand valve body is applied to an active force clamping force radially, on the other hand valve body is applied to the power vertically pressing down, valve body is tightly pressed on the end face of chuck, and then it is stable to guarantee that valve body is clamped at side flange place, is beneficial to following process.
3. the utility model is provided with inclined-plane for the fixing end of the first pressing plate of the frock of wedge-type gate valve body, and when being clamped, this inclined-plane conflicts in the minimum point on chamfering inclined-plane, place, valve body side flange passway, this structural design is conducive to described the first clamping apparatus and described valve body is pressed on downwards on the end face of described chuck, to strengthen, clamps firm effect.
4. the utility model is waist-shaped hole for the pin-and-hole coordinating with the first soft pawl on the rocking bar of fixing wedge-type gate valve body frock, and the shape that makes this waist-shaped hole is suitable for that the first pressing plate is conflicted or away from chamfering inclined-plane, by waist-shaped hole is set, can meet the movement locus of the first pressing plate end, improve the mating capability on the first pressing plate and chamfering inclined-plane, and then enhancing clamps effect.
5. on second pressing plate of the utility model for fixing wedge-type gate valve body frock, be provided with V-arrangement opening, and this V-arrangement opening is coordinated with the neck of valve body spacer flanger, while coordinating with valve body spacer flanger neck due to V-arrangement opening, be linear contact, therefore in the neck location of valve body spacer flanger, have and clamp preferably effect, while guaranteeing following process, valve body is stable, and then improves machining accuracy.
6. on the chuck of the utility model for fixing wedge-type gate valve body frock, be provided with the V-block for sutaining valve side flange, this vee-block can strengthen the supporting and location effect to valve body; And by cushion block is set on vee-block, the cylindrical of valve body side flange is contacted with cushion block, and avoided vee-block wearing and tearing, make that cushion block is dismountable to be connected on V-block, be mainly for the ease of changing the cushion block that wearing and tearing are bad, reduce use cost.
7. the utility model is removably fixed on rocking bar top for fixing the first pressing plate of wedge-type gate valve body frock by screw, the second pressing plate is removably fixed on the second soft pawl top by screw, this design is convenient to change the first pressing plate and the second pressing plate, more effectively to clamp the Wedge Gate Valves valve body of different specification size, and then the scope of application of raising the utility model frock.
Accompanying drawing explanation
For the content of utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is of the present utility model for decomposition view that fixedly frock of wedge-type gate valve body coordinates with Wedge Gate Valves valve body;
Fig. 2 is the structural representation when fixedly the frock of wedge-type gate valve body clamps Wedge Gate Valves valve body of the present utility model.
In figure, Reference numeral is expressed as:
10-chuck; 11-the first claw; 12-the second claw; 13-the 3rd claw; 14-the 4th claw; 100-valve body; 101-valve body spacer flanger; 102-valve body side flange; 103-chamfering inclined-plane; 2-the first pressing plate; 20,60-screw; 3-rocking bar; 30-bearing pin; 31-axis hole; The soft pawl of 4-first; 5-support bar; 6-the second briquetting; 61-setscrew nut; 62-adjustment screw; The soft pawl of 7-second; 8-cushion block; 9-V shape piece.
The specific embodiment
Referring to Fig. 1-2, a kind of for the fixing frock of wedge-type gate valve body, it comprises chuck 10, and described chuck 10 is hydraulic-driven chuck, certainly, and the chuck that also can adopt in other embodiments air pressure to drive; Described chuck 10 comprises that 90 degree of interval successively arrange and along radially reciprocating the first claw 11, the second claw 12, the 3rd claw 13, the 4th claw 14 of described chuck 10; On described the first claw 11, described the 3rd claw 13, be respectively equipped with the first clamping apparatus coordinating with the end face of valve body side flange 102, on described the second claw 12, described the 4th claw 14, be respectively equipped with for clamping the second clamping apparatus of valve body spacer flanger 101, described the second clamping apparatus is provided with the conflict adjusting device that clamps position for adjusting fixing described valve body spacer flanger 101.When described chuck 10 drives, described the first claw 11, the described the 3rd blocks 13 and drives respectively described the first clamping apparatus to clamp from the axle center of two side direction chucks 10 of two valve body side flanges 102 or discharge valve body 100, and described the second claw 12, described the 4th claw 14 drive respectively described the second clamping apparatus valve body 100 that is fixedly clamped from the axle center of two side direction chucks 10 of described valve body spacer flanger 101.Of the present utility model have for the fixing frock of wedge-type gate valve body that the speed of clamping is fast, accurate positioning, and the end face that can guarantee each processed valve body spacer flanger 101 has basically identical precision, and then as processing, benchmark can meet the technical support that wedge-type valve body that exchange method requires provides power for follow-up end face of take valve body spacer flanger 101.
In the present embodiment, described the first clamping apparatus comprises the first soft pawl 4 being fixedly installed on respectively on described the first claw 11 and the 3rd claw 13, on described the first soft pawl 4, be hinged with rocking bar 3, the square shape that is shaped as base opening of described rocking bar 3, described rocking bar 3 is fastened on described the first soft pawl 4 from its base opening part, centre position at the vertical height of described rocking bar 3 biside plates is provided with pin-and-hole 31, the relevant position of described the first soft pawl 4 offers through hole, bearing pin 30 runs through described pin-and-hole 31 and described through hole is hinged on described rocking bar 3 on described the first soft pawl 4, and make described rocking bar 3 along the radial rotary certain angle of described chuck 10, the upper end of described rocking bar 3 is fixedly connected with the first pressing plate 2 being useful on against described side flange end face, and the lower end of described rocking bar 3 is hinged on support bar 5, and described support bar 5 is fixed on the body of described chuck 10.When two described the first soft pawls 4 are respectively with described the first claw 11 and described the second claw 13 during along radially the moving reciprocatingly of chuck 10, can drive described rocking bar 3 to rotate to an angle around the jointed shaft coordinating with support bar 5 of its lower end by described bearing pin 30, and then clamp or release valve body 100 from a side of two valve body side flanges 102.
In the present embodiment, the end of described the first pressing plate 2 is provided with inclined-plane, conflict in the minimum point on described valve body side flange 102 chamfering inclined-planes 103, place, passway in described inclined-plane, described inclined-plane has certain crooked radian, and this radian mates with the radian on the chamfering inclined-plane 103 at place, passway.Due to the first pressing plate when with rocking bar, the jointed shaft on support bar rotates the movement locus of its end be arc, also there is the componental movement of horizontal direction and vertical direction, and then two described the first pressing plates 2 can clamp valve body from the both sides of valve body 100, can also apply an active force that presses to chuck 10 upper surfaces to valve body 100, and then strengthen the fixed effect to valve body 100 simultaneously.
In the present embodiment, described the second clamping apparatus comprises the second soft pawl 7 being fixedly connected with described the second claw 12 and described the 4th claw 14 respectively, the upper end of described the second soft pawl 7 is connected with the second pressing plate 6, the vertical height of described the second pressing plate 6 is higher than the vertical height of described the first pressing plate 2, the side coordinating with described valve body spacer flanger 101 of described the second pressing plate 6 is provided with V-arrangement opening, the V-arrangement opening of described the second pressing plate 6 coordinates with the neck of valve body spacer flanger 101, also two described the second pressing plates 6 clamp or release valve body 100 from the both sides of valve body spacer flanger 101.
In the present embodiment, on the two side of the V-arrangement opening of described the second pressing plate 6, be arranged with the conflict adjusting device that clamps position for adjusting fixing described valve body spacer flanger 101, described conflict adjusting device is adjustment screw 62, on the two side of described the second pressing plate 6, be respectively arranged with the screw hole that screws in certain depth for described adjustment screw 62, described certain depth refers to screw-in depth when each adjustment screw 62 all can be conflicted with valve body spacer flanger 101.Because Wedge Gate Valves valve body spacer flanger 101 is mainly the adjusting rod that is used to open or close valve in order to install, therefore the outer surface of valve body spacer flanger 101 may not be the cylindrical of rule, and chuck 10 is standard component substantially, two described the second pressing plates 6 are also basic for being symmetrical arranged, if once the neck of valve body spacer flanger 101 is irregular, the V-arrangement opening that may go out the second pressing plate 6 has at least and on one side not contact with the outer surface of described valve body spacer flanger 101, and then can not reach the comparatively stable effect that clamps.And by being provided for regulating the adjustment screw 62 of contact on the sidewall at V-arrangement opening, can screw in by adjusting adjustment screw 62 degree of depth of described the second pressing plate 6, all conflict in the exterior of valve body spacer flanger 101 in the end of four adjustment screw 62 on two V-arrangement openings, and then valve body spacer flanger 101 is all had clamp preferably stability, avoid valve body 100 in process to rock, in addition, by adjusting the screw-in depth of each adjustment screw 62, valve body spacer flanger 101 is conflicted, can also more accurately valve body spacer flanger 101 and chuck 10 be adjusted to coaxial cooperation, the end face of guaranteeing the spacer flanger 101 that processes has higher machining accuracy, and the precision of the valve body spacer flanger 101 of each valve body 100 processing is basically identical, the end face of this valve body spacer flanger 101 of take adds man-hour to two sealing surfaces and other end face in valve body 100 as benchmark, can fully guarantee its symmetry and machining accuracy, and then can meet the requirement that exchange method is assembled.
In the present embodiment, in described adjustment screw 62, be arranged with the setscrew nut 61 that screws in the described screw hole degree of depth for limiting described adjustment screw 62.After the screw-in depth of described adjustment screw 62 regulates, by described nut 61 is threaded to the wall of tightly conflicting at V-arrangement opening, and then adjustment screw 62 is fixed on and is adjusted on rear position, prevent the loosening impact of adjustment screw 62 clamping valve body 100 in process.
In this enforcement, the upper surface of described chuck 10 is fixed with for supporting the vee-block 9 of described valve body side flange 102 necks, described vee-block 9 is provided with two, and be separately positioned on described the first pressing plate 2 under, while clamping, the neck of two valve body side flanges 102 is positioned at two vee-blocks 9 just, owing to contact for linear between vee-block 9 and columniform valve body side flange 102 cylindricals, so has compared with good position adjustment, fixed effect.
Because frequently clamping, valve body 100 and vee-block 9 can cause after contacting the surface abrasion of vee-block 9 seriously to affect and clamp the degree of accuracy, and then affect machining accuracy, and vee-block 9 is all according to the valve body of different specification size and specially designed, its replacement cost is higher, for fear of vee-block 9, be worn, cut down finished cost, on the side coordinating of described vee-block 9, be provided with cushion block 8 with described valve body side flange 102 necks, described cushion block 8 is removably connected on the surface of described vee-block 9.
The V-arrangement opening of the described vee-block 9 in the present embodiment and described the second pressing plate 6 just becomes " V " shape structure substantially with the two sides that banjo clip assembling is closed, in order to make the size of vee-block 9 and the second pressing plate 6 suitable, to be convenient to install, its open bottom is all designed to planar structure, be also the shape of whole opening substantially in echelon.
In the present embodiment, described the first pressing plate 2 is removably fixed on the top of described rocking bar 3 by screw 20; Described the second pressing plate 6 is removably fixed on the top of described the second soft pawl 7 by screw 60, by changing the first pressing plate 2 and second pressing plate 6 of different specification size, can process different specification size valve body, also be that a frock of the present embodiment is by changing the first pressing plate and second pressing plate of different size, can be used for processing the valve body of different specification size, therefore its integrated cost is lower, and the scope of application is wider.
The above-mentioned specific embodiment is just explained in detail the technical solution of the utility model, and the utility model has more than and is only confined to above-described embodiment.Frock of the present utility model not only can be applied to fixedly clamping of Wedge Gate Valves valve body, can also be applied in the valve body of other similar structures, as triple valve valve body etc. simultaneously.It will be understood by those skilled in the art that the above-mentioned principle of every foundation and the improvement of spirit on the utility model basis, substitute, all should be within protection domain of the present utility model.
Claims (10)
1. one kind for the fixing frock of wedge-type gate valve body, it is characterized in that: comprise chuck (10), described chuck (10) comprises that 90 degree of interval successively arrange and along radially reciprocating the first claw (11), the second claw (12), the 3rd claw (13), the 4th claw (14) of described chuck (10); On described the first claw (11), described the 3rd claw (13), be respectively equipped with the first clamping apparatus coordinating with the end face of valve body side flange (102), on described the second claw (12), described the 4th claw (14), be respectively equipped with for clamping the second clamping apparatus of valve body spacer flanger (101), described the second clamping apparatus is provided with the conflict adjusting device that clamps position for adjusting fixing described valve body spacer flanger (101).
2. according to claim 1 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: described the first clamping apparatus comprises the first soft pawl (4) being fixedly installed on respectively on described the first claw (11) and the 3rd claw (13), on described the first soft pawl (4), be hinged with rocking bar (3), the upper end of described rocking bar (3) is fixedly connected with the first pressing plate (2) being useful on against described side flange end face, it is upper that the lower end of described rocking bar (3) is hinged on support bar (5), and described support bar (5) is fixed on the body of described chuck (10).
3. according to claim 2 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: the end of described the first pressing plate (2) is provided with inclined-plane, conflicts in the minimum point at place, described valve body side flange (102) passway chamfering inclined-plane (103) in described inclined-plane.
4. according to claim 3 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: described rocking bar (3) is hinged on described the first soft pawl (4) by bearing pin (30), on described rocking bar (3), be provided with the axis hole (31) passing for described bearing pin (30), described axis hole (31) is waist-shaped hole, and the shape of described waist-shaped hole is suitable for that described the first pressing plate (2) is conflicted or away from described chamfering inclined-plane (103).
5. arbitrary described a kind of for the fixing frock of wedge-type gate valve body according to claim 1-4, it is characterized in that: described the second clamping apparatus comprises the second soft pawl (7) being fixedly connected with described the second claw (12) and described the 4th claw (14) respectively, the upper end of described the second soft pawl (7) is connected with the second pressing plate (6), and the side coordinating with described valve body spacer flanger (101) of described the second pressing plate (6) is provided with V-arrangement opening.
6. according to claim 5 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: described conflict adjusting device is symmetricly set on the two side of V-arrangement opening of described the second pressing plate (6).
7. according to claim 6 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: described conflict adjusting device is adjustment screw (62), on the two side of described the second pressing plate (6), be respectively arranged with the screw hole that screws in certain depth for described adjustment screw (62), described adjustment screw (62) is provided with the setscrew nut (61) that screws in the described screw hole degree of depth for limiting described adjustment screw (62).
8. according to claim 7 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: the upper surface of described chuck (10) is fixed with for supporting the vee-block (9) of described valve body side flange (102) neck, described vee-block (9) be arranged on described the first pressing plate (2) under.
9. according to claim 8 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: on the side coordinating with described valve body side flange (102) cylindrical of described vee-block (9), be provided with cushion block (8), described cushion block (8) is removably connected on described vee-block (9).
10. according to claim 9 a kind of for the fixing frock of wedge-type gate valve body, it is characterized in that: described the first pressing plate (2) is removably fixed on the top of described rocking bar (3) by screw (20); Described the second pressing plate (6) is removably fixed on the top of described the second soft pawl (7) by screw (60).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200552.2U CN203779399U (en) | 2014-04-23 | 2014-04-23 | Tool for fixing wedge gate valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200552.2U CN203779399U (en) | 2014-04-23 | 2014-04-23 | Tool for fixing wedge gate valve body |
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| Publication Number | Publication Date |
|---|---|
| CN203779399U true CN203779399U (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420200552.2U Expired - Fee Related CN203779399U (en) | 2014-04-23 | 2014-04-23 | Tool for fixing wedge gate valve body |
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| CN107030628A (en) * | 2017-05-09 | 2017-08-11 | 安徽瑞林精科股份有限公司 | A kind of new-energy automobile VKP valve bodies top pressure mould |
| CN107052852A (en) * | 2017-06-06 | 2017-08-18 | 无锡环宇精密铸造有限公司 | A kind of diaphragm valve bodies clamping apparatus |
| CN107932165A (en) * | 2018-01-08 | 2018-04-20 | 东莞市铭航智能科技有限公司 | One drags four manipulators to coordinate bloom CNC automatic loading and unloading systems |
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| CN109262313A (en) * | 2018-11-29 | 2019-01-25 | 美钻深海能源科技研发（上海）有限公司 | A kind of processing unit (plant) of machining center gate valve body quick-clamping centering |
| CN109365848A (en) * | 2018-12-10 | 2019-02-22 | 美钻深海能源科技研发（上海）有限公司 | One kind being used for the rough machined universal chuck process unit of valve body and method |
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| CN114227289A (en) * | 2021-11-12 | 2022-03-25 | 上海工程技术大学 | Machining clamp and machining method for wedge gate valve |
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| CN107030628A (en) * | 2017-05-09 | 2017-08-11 | 安徽瑞林精科股份有限公司 | A kind of new-energy automobile VKP valve bodies top pressure mould |
| CN107052852A (en) * | 2017-06-06 | 2017-08-18 | 无锡环宇精密铸造有限公司 | A kind of diaphragm valve bodies clamping apparatus |
| CN107932165A (en) * | 2018-01-08 | 2018-04-20 | 东莞市铭航智能科技有限公司 | One drags four manipulators to coordinate bloom CNC automatic loading and unloading systems |
| CN108032130A (en) * | 2018-01-08 | 2018-05-15 | 东莞市铭航智能科技有限公司 | Two drag three manipulators to coordinate bloom CNC automatic loading and unloading systems |
| CN108127470A (en) * | 2018-01-08 | 2018-06-08 | 东莞市铭航智能科技有限公司 | One drag two manipulator coordinates bloom CNC automatic loading and unloading systems |
| CN109500760B (en) * | 2018-10-23 | 2020-12-08 | 上海航天设备制造总厂有限公司 | Lifting mechanism assembly fixing tool and precision guaranteeing method thereof |
| CN109500760A (en) * | 2018-10-23 | 2019-03-22 | 上海航天设备制造总厂有限公司 | Lifting mechanism assembly fixing tool and its accuracy guarantee method |
| CN109262313A (en) * | 2018-11-29 | 2019-01-25 | 美钻深海能源科技研发（上海）有限公司 | A kind of processing unit (plant) of machining center gate valve body quick-clamping centering |
| CN109365848A (en) * | 2018-12-10 | 2019-02-22 | 美钻深海能源科技研发（上海）有限公司 | One kind being used for the rough machined universal chuck process unit of valve body and method |
| CN113231991A (en) * | 2021-05-11 | 2021-08-10 | 李永帅 | Hydraulic control check valve production manufacturing tooling fixture |
| CN113231991B (en) * | 2021-05-11 | 2022-12-06 | 宁波佳尔灵气动机械有限公司 | Hydraulic control check valve production manufacturing tooling fixture |
| CN113118490A (en) * | 2021-05-13 | 2021-07-16 | 江苏隆盛钻采机械制造有限公司 | Middle head machining tool for three-way valve body parts |
| CN113334119A (en) * | 2021-06-26 | 2021-09-03 | 邢台职业技术学院 | Hydraulic control type tooling clamp suitable for automatic line machining of various types of gate valves |
| CN114227289A (en) * | 2021-11-12 | 2022-03-25 | 上海工程技术大学 | Machining clamp and machining method for wedge gate valve |
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