CN104647272A - Butterfly valve assembling machine - Google Patents
Butterfly valve assembling machine Download PDFInfo
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- CN104647272A CN104647272A CN201510088506.7A CN201510088506A CN104647272A CN 104647272 A CN104647272 A CN 104647272A CN 201510088506 A CN201510088506 A CN 201510088506A CN 104647272 A CN104647272 A CN 104647272A
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- valve seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/24—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same mounting or demounting valves
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Abstract
The invention relates to a butterfly valve assembling machine. The butterfly valve assembling machine is characterized by comprising a rack, a removable valve body positioning clamp, a removable valve plate positioning clamp, a removable valve seat positioning clamp, a valve shaft oil cylinder ejector, a lower valve shaft electric wrench ejector and an electric control box, wherein the valve shaft oil cylinder ejector and the lower valve shaft electric wrench ejector are positioned on the left and right sides of the valve body positioning clamp respectively; the valve body positioning clamp comprises a cylindrical valve body positioning sleeve and a strip-shaped bottom plate; the cylindrical valve body positioning sleeve is used for positioning and supporting a circular ring body part of the valve body and shares a central line with the circular ring body part; the strip-shaped bottom plate is fixedly connected to the bottom of the valve body positioning sleeve and is provided with a flange supporting frame which is supported through a plurality of elastic support columns; the valve plate positioning clamp is fixedly arranged in a cavity of the valve body positioning sleeve; the valve seat positioning clamp comprises a cylindrical valve seat positioning sleeve; a top surface of the valve seat positioning sleeve is connected with a piston rod of a holder pressing oil cylinder; rocker arms with chucks are symmetrically arranged on the left and right sides of the valve seat positioning sleeve; the holder pressing oil cylinder and a shaft pressing oil cylinder are electrically connected with the electrical control box through a holder pressing electromagnetic valve and a shaft pressing electromagnetic valve respectively.
Description
Technical field
The present invention relates to a kind of butterfly valve assembly equipment, particularly relate to a kind of butterfly valve assembly machine.
Background technology
Butterfly valve is because its structure is simple, volume is little, lightweight, conveniently opening and closing is laborsaving rapidly and have good fluid handling properties and be widely used in the industrial circles such as oil, coal gas, chemical industry, water treatment, simultaneously also for the cooling water system of thermo-power station.Butterfly valve is generally applied in cylindrical channel, and in using, disc valve plate is installed along the radial direction of pipeline, and rotates between 0 ° ~ 90 ° around valve shaft, realizes full cut-off standard-sized sheet.Butterfly valve mainly comprises to be with the annular valve of upper and lower valve neck, the round ring seat be inlaid on valve interior wall, circular valve plate and to insert the upper lower valve shaft (twin axle butterfly valve) on valve plate in lower shaft hole via the axis hole at upper and lower valve neck axis hole, valve seat two ends respectively, or inserts the axis (shaft type butterfly valve) in lower valve neck axis hole via the axis hole at upper valve neck axis hole, valve seat two ends, valve plate axis hole.
At present in butterfly valve manufacturing, the assembling of the assembling of the butterfly valve especially valve seat of small dimension butterfly valve, valve plate, valve shaft is still based on craft, because the valve seat of butterfly valve and valve body are interference fits, valve plate and valve seat are interference fit, the axis hole of valve shaft and valve seat is interference fit, therefore, must apply certain external force and just can complete during above each Assembly of the parts, during installation, mallet is also assisted valve seat, valve plate, valve shaft to be loaded by manpower completely.Because manual force is lack of standardization, the valve body after installation, valve seat, valve plate axis hole axiality is not only made to be difficult to ensure, and owing to impacting the damage easily causing structural member, affect product quality, especially in operation, labour intensity is high, labor intensive, man-hour, noise is large, have a strong impact on production environment, reduce production efficiency, improve production cost.Although in recent years release valve seat, valve shaft assembly machine, be also that operation is carried out separately, the transport of assembly parts, the replacing elapsed time of frock clamp, manpower, still can not meet the requirement of assembly quality.
Summary of the invention
Main purpose of the present invention is for the problems referred to above, a kind of butterfly valve assembly machine is provided, make valve seat, valve plate, valve shaft with machine assembling, complete continuously, and realize accurately location, replace manpower particularly by press device, both product quality was ensured, make again operator depart from heavy manual labor, save labour turnover, and abate the noise, improve working conditions and environment, enhance productivity.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of butterfly valve assembly machine, it is characterized in that comprising frame, be located at the replaceable valve body positioning fixture of horizontal positioned valve body in left-right direction on described rack level table top, for the replaceable valve plate positioning fixture of setting-in valve plate to be installed, be positioned at the replaceable valve seat positioning fixture be loaded in frame vertical frame body above valve body positioning fixture, lay respectively at the valve body positioning fixture left and right sides compressing into the valve shaft oil cylinder top pressing device of valve shaft or axis and compressing into the lower valve shaft electric wrench top pressing device of lower valve shaft in the horizontal direction towards the setting of valve body to be measured upper and lower valve neck axis hole on described rack level table top, and control the electric control box of butterfly valve assembly manipulation, described valve body positioning fixture comprise positioning supports valve body torus part and with its concentrically line cylinder shape valve positioning sleeve and to be fixed in bottom described valve body positioning sleeve and with upper valve neck position and the corresponding bar shaped bottom plate extended left of length, described bar shaped bottom plate is arranged there is the flange bracing frame that many elastic supports support valve neck flange, described valve plate positioning fixture is corresponding with the vertical valve plate of set to be in left-right direction fixed in the cavity of described valve body positioning sleeve, described valve seat positioning fixture comprises the cylindrical valve seat positioning sleeve with valve body positioning sleeve concentrically line, described valve seat positioning sleeve end face connects the piston rod of the wedge oil cylinder that exerts pressure downwards, the valve seat positioning sleeve left and right sides is symmetrical arranged the band dop rocking arm being driven the clamping valve seat to be installed that can synchronously swing up and down by elastic force, is positioned at edge at the bottom of described valve seat positioning sleeve by the valve seat end face to be installed clamped, described wedge oil cylinder, last item oil cylinder are connected to electric control box respectively by wedge magnetic valve and last item magnetic valve.
Along corresponding with the torus internal diameter of described valve body uniform 3 elastic valve body positioning pillars are set on described valve body positioning sleeve top.
3 described elastic supports that described flange bracing frame comprises lower flange gripper shoe and supports therebetween, elastic support is made up of pillar and the spring be set with on it, described upper flange gripper shoe is set with described pillar and is supported on described spring, upper flange gripper shoe arranges flange positioning pillars, and flange bracing frame adapts to not the same valve neck adjustable in length and is fixed on the diverse location of bar shaped bottom plate.
Described valve plate positioning fixture comprises a plug-in mounting and is fixed on vertical plate in valve body positioning sleeve cavity, and described vertical plate top is provided with the cambered surface groove putting vertical valve plate, and described cambered surface groove both sides arrange baffle plate.
Be connected in the piston rod arranged outside of described wedge oil cylinder that the position of described electric control box is adjustable to be pressed down limit induction switch and press down backhaul limit induction switch.
Symmetrically arranged band dop rocking arm its rear end, the valve seat positioning sleeve left and right sides of described valve seat positioning fixture respectively be fixed on that the trunnion axis two ends be connected on pedestal on rear side of described valve seat positioning sleeve are articulated and connected, its front end is connected the elastic chuck clamping valve seat to be installed respectively, and is set with the spacing torsion spring of rocking arm on the trunnion axis between the band dop rocking arm rear end and support of left and right sides; Concave plane in dop location is set respectively in the left and right sides, described valve seat positioning sleeve bottom, along the ring week step surface arranging location valve seat at the bottom of valve seat positioning sleeve.
Described elastic chuck comprises the horizontal set cylinder of horizontally disposed band body of rod dop, spring, screw and interior end opening, the body of rod section of described band body of rod dop inserts described cylinder, described screw to be screwed in cylinder and to be threaded with band body of rod dop outside cylinder end plate, and described spring is placed on screw arranged outside between band body of rod dop and cylinder end plate.
Described lower valve shaft electric wrench top pressing device comprises electric wrench, the swing arm of described electric wrench by a screw shell and lower shaft top pressure head affixed, described screw shell and lower valve neck coaxial line are arranged, the nut guide pin bushing that its outside suit is threaded with it, electric wrench realizes described lower shaft top pressure head along left and right to pushing up pressure valve shaft and exiting by the in rotary moving of screw shell.
Described valve shaft oil cylinder top pressing device comprise last item oil cylinder and connected by its piston rod end be positioned at the axle push rod that above last item oil cylinder and the top parallel with this piston rod presses valve shaft or axis, in the pressure side of axle push rod top, the jack coaxial with it is set, described jack internal fixtion is equipped with axial compression head, and moves back limit induction switch and right top limit induction switch along the adjustable left side, position that described axle push rod is connected to described electric control box in its arranged outside.
The last item floor push, wedge floor push and the two-way floor push of lower shaft that control described last item oil cylinder, wedge oil cylinder and lower valve shaft electric wrench top pressing device are respectively set.
The invention has the beneficial effects as follows: adopt butterfly valve assembly machine provided by the invention, instead of existing manual substep assembly manipulation separately, eliminate contact is transported, frock clamp is changed time loss and manpower waste.Make valve seat, valve plate, valve shaft with machine assembling, complete continuously, and realize accurately location, manpower is replaced particularly by press device and electric tool, both product quality was ensured, enhance productivity again, and make operator depart from heavy manual labor, save labour turnover, abate the noise, improve working conditions and environment.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of valve body and valve plate positioning fixture in Fig. 1;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the left view of Fig. 2;
Fig. 5 is the K-K sectional view in Fig. 3;
Fig. 6 is the structural representation of valve seat positioning fixture in Fig. 1;
Fig. 7 is the top view of Fig. 6;
Fig. 8 is the left view of Fig. 6;
Fig. 9 is the structural representation that in Fig. 1, lower valve shaft compresses into electric wrench;
Figure 10 is the control panel schematic diagram of the electric control box in Fig. 1;
Figure 11 is electrical control block diagram of the present invention.
In figure: A wedge oil cylinder, B valve seat positioning fixture, B1 elastic chuck, C lower valve shaft electric wrench top pressing device, D valve body positioning fixture, D1 flange bracing frame, D2 elastic valve body positioning pillars, E valve plate positioning fixture, F valve shaft oil cylinder top pressing device, G frame, H electric control box; P1 valve body, P2 valve plate, P3 valve seat, the upper valve shaft of P4, P5 lower valve shaft.
1 adapter sleeve, 2 screws, 3 valve seat positioning sleeves, the spacing torsion spring of 4 rocking arm, 5 band dop rocking arms, 6 band body of rod dops, 7 springs, 8 screws, 9 cylinders, the all step surfaces of 10 rings, concave planes in 11 dops location, 12 pedestals, 13 trunnion axis, 21 flange positioning pillars, 22 upper flange gripper shoes, 23 pillars, 24 springs, 25 lower flange gripper shoes, 26 bar shaped bottom plates, 27 packing rings, 28 soket head cap screws, 29 valve body positioning sleeves, 30 vertical plates, 31 cambered surface grooves, 32 baffle plates, 33 positioning keys, 34 valve body positioning pillars, 35 spring housing, 36 springs, 37 locating holes, 41 lower shaft top pressure heads, 42 nut guide pin bushings, 43 screw shells, 44 electric wrenches, 51 last item oil cylinders, 52 connect end plate, 53 fairleads, 54 axle push rods, limit induction switch is entered in 55 axial compressions, 56 last items return limit induction switch, 57 press down limit induction switch, 58 press down backhaul limit induction switch, 59 axial compression heads, 61 horizontal stands, 62 vertical stand, 63 wedge magnetic valves, 64 last item magnetic valves, 70 automatic/hand change-over switches, 71 last item floor push, 72 wedge floor push, the two-way floor push of 73 lower shaft, 74 manual wedge switches, 75 manual wedge backhaul switches, 76 manual last item starting switches, 77 manual last item backhaul switches, 78 power switches, 79 pump switch, 80 horizontal carriage, 81 vertical balladeur trains.
Below in conjunction with drawings and Examples to the detailed description of the invention.
Detailed description of the invention
Fig. 1-Figure 11 illustrates a kind of butterfly valve assembly machine, it is characterized in that comprising frame G, be located at the replaceable valve body positioning fixture D of horizontal positioned valve body P1 in left-right direction on rack level table top 61, for the replaceable valve plate positioning fixture E of setting-in valve plate P2 to be installed, be positioned at the replaceable valve seat positioning fixture B be loaded in frame vertical frame body 62 above valve body positioning fixture, lay respectively at the valve body positioning fixture D left and right sides compressing into the valve shaft oil cylinder top pressing device F of valve shaft or axis and compressing into the lower valve shaft electric wrench top pressing device C of lower valve shaft P5 in the horizontal direction towards the setting of valve body to be measured upper and lower valve neck axis hole on described rack level table top, and control the electric control box H of butterfly valve assembly manipulation.
As Figure 2-Figure 5, described valve body positioning fixture D comprise positioning supports valve body torus part and with the cylinder shape valve positioning sleeve 29 of its concentrically line, and to be fixed in bottom described valve body positioning sleeve and left extended bar shaped bottom plate 26 corresponding to upper valve neck, described bar shaped bottom plate is arranged there is the flange bracing frame D1 that many elastic supports support valve neck flange, described flange bracing frame D1 comprises lower flange gripper shoe 22, 25 and support 3 described elastic supports therebetween, elastic support is made up of pillar 23 and the spring 24 be set with on it, described upper flange gripper shoe 22 is set with described pillar 23 and is supported on described spring 24, upper flange gripper shoe arranges two flange positioning pillars 21.During assembling, upper flange is supported between two flange positioning pillars 21.Flange bracing frame D1 adapts to not the same valve neck adjustable in length and is fixed on the diverse location of bar shaped bottom plate 26.In actual fabrication, for adapting to the different valve neck length of different size butterfly valve, on bar shaped bottom plate 26, interval arranges many row's flange bracing frame locating holes, 3 row's flange bracing frame locating holes 37 are provided with in this example, flange bracing frame is according to butterfly valve specification, select two bracing frame locating holes of a wherein row, 2 pillars 23 insert in locating hole 37 respectively, then lower flange gripper shoe are fixed on bar shaped bottom plate 26 by securing member.Valve body positioning sleeve 29 is fixed on bar shaped bottom plate 26 by positioning key 33.Push up at described valve body positioning sleeve 29 and along corresponding with valve body torus internal diameter uniform 3 elastic valve body positioning pillars D2 are set.As shown in Figure 5, the valve body positioning pillars 34 that elastic valve body positioning pillars D2 is pressed on spring by the spring 36 be loaded in valve body positioning sleeve spring housing 35 and embedding spring housing Nei Ding is formed.Adopt elastic valve body positioning pillars, when valve seat presses down assembling, because elastic force makes contact force soft delaying damage valve seat.
Described valve plate positioning fixture E is corresponding with the vertical valve plate P2 of set to be in left-right direction fixed in the cavity of described valve body positioning sleeve 29.Valve plate positioning fixture E comprises a plug-in mounting and is fixed on vertical plate 30 in the cavity of valve body positioning sleeve 29, and described vertical plate top is provided with the cambered surface groove 31 putting vertical valve plate P2, and cambered surface groove both sides arrange baffle plate 32 respectively.During assembling, valve plate P2 is vertically inserted in cambered surface groove 31.
As shown in figs 6-8, described replaceable valve seat positioning fixture B comprises the cylindrical valve seat positioning sleeve 3 with valve body positioning sleeve 29 concentrically line, described valve seat positioning sleeve end face connects the piston rod of the wedge oil cylinder A that exerts pressure downwards by adapter sleeve 1, valve seat positioning sleeve 3 left and right sides is symmetrical arranged the band dop Rocker arm 5 being driven the clamping valve seat P3 to be installed that can synchronously swing up and down by elastic force, is positioned at the edge, the end of described valve seat positioning sleeve 3 by the end face of the valve seat P3 to be installed clamped.Symmetrically arranged band dop Rocker arm 5 its rear end, above-mentioned valve seat positioning sleeve 3 left and right sides respectively be fixed on trunnion axis 13 two ends be connected on pedestal 12 on rear side of described valve seat positioning sleeve 3 and be articulated and connected, its front end connects the elastic chuck B1 clamping valve seat to be installed respectively, and is set with the spacing torsion spring 4 of rocking arm on the trunnion axis between the band dop rocking arm rear end and support of left and right sides; Concave plane 11 in dop location is set respectively in the left and right sides, described valve seat positioning sleeve 3 bottom, along the ring week step surface 10 arranging location valve seat at the bottom of valve seat positioning sleeve.Described wedge oil cylinder A is connected to electric control box H by wedge magnetic valve 63.Be connected in the piston rod arranged outside of described wedge oil cylinder that the position of described electric control box is adjustable to be pressed down limit induction switch 57 and press down backhaul limit induction switch 58.As shown in Figure 1, press down limit induction switch 57 and press down backhaul limit induction switch 58 and be all installed on the vertical balladeur train 81 that is fixed in vertical stand 62, slips adjustment can be carried out.
As shown in Figure 6, described elastic chuck B1 comprises the horizontal set cylinder 9 of horizontally disposed band body of rod dop 6, spring 7, screw 8 and interior end opening, the body of rod section of described band body of rod dop 6 inserts described cylinder, described screw 8 to be screwed in cylinder and to be threaded with band body of rod dop 6 outside cylinder end plate, and described spring 7 is placed on screw arranged outside between band body of rod dop and cylinder end plate.In working order, two its dops of band dop Rocker arm 5 of valve seat positioning sleeve 3 left and right sides snap in the upper lower shaft hole of valve seat P3 respectively, at idle state, two band dop Rocker arm 5s upwards stir and to snap in dop location on concave plane 11 respectively under the effect of the spacing torsion spring 4 of rocking arm.
As shown in Figure 9, described lower valve shaft electric wrench top pressing device C comprises electric wrench 44, the swing arm of described electric wrench 44 is affixed with lower shaft top pressure head 41 by a screw shell 43, described screw shell 43 is arranged with lower valve neck coaxial line, it is outside is set with the nut guide pin bushing 42 be threaded with it, electric wrench 44 by screw shell 43 in rotary moving realize described lower shaft top pressure head along left and right to top press and exit.
As shown in Figure 1, described valve shaft oil cylinder top pressing device F comprise last item oil cylinder 51 and connected by its piston rod end be positioned at the axle push rod 54 that above last item oil cylinder and the top parallel with this piston rod presses valve shaft, in actual fabrication, the piston rod end of last item oil cylinder 51 is fixedly connected with the axle push rod 54 of setting in parallel by connection end plate 52 and horizontal guide pin bushing 53, adopt this structure, the floor space of valve shaft oil cylinder top pressing device F can be reduced, make whole device structure compacter.Described last item oil cylinder 51 is connected to electric control box H by last item magnetic valve 64.In addition, arrange and its coaxial jack in the pressure side of axle push rod top, described jack is built with axial compression 59, axial compression 59 termination are provided with axle slot, and compress into limit induction switch 55 and last item returns limit induction switch 56 along described axle push rod at the position adjustable shaft that its arranged outside is connected to described electric control box.Control the start and stop of last item oil cylinder with this, ensure that axle push rod 54 drives axial compression 59 top to press valve shaft P4 by the stroke of setting.As shown in Figure 1, axial compression is entered limit induction switch 55 and last item and is return limit induction switch 56 and be all installed in the horizontal carriage 80 that is fixed on horizontal stand 61, can carry out slip adjustment.
For easy to operate, the present invention is provided with the last item floor push 71, wedge floor push 72 and the two-way floor push 73 of lower shaft that control described last item oil cylinder 51, wedge oil cylinder A and lower valve shaft electric wrench top pressing device respectively.Meanwhile, the control panel of control cabinet is provided with single step hand switch, comprises 79 pump switch, manual wedge switch 74, manual wedge backhaul switch 75, manual last item starting switch 76, manual last item backhaul switch 77, automatic/hand change-over switch 70.
As shown in figure 11, electric control box H of the present invention have employed the conventional electric control circuit being central processing unit with PLC (programmable controller), primarily of the wedge magnetic valve 63 of PLC and connection thereof, last item magnetic valve 64, press down limit induction switch 57, press down backhaul limit induction switch 58, limit induction switch 55 is entered in axial compression, last item returns limit induction switch 56, last item floor push 71, wedge floor push 72, manual wedge switch 74, manual wedge backhaul switch 75, manual last item starting switch 76, manual last item backhaul switch 77, the formations such as time-delay relay.
The course of work of the present invention and principle as follows:
1. the present invention is applicable to the small-sized butterfly valve of DN50-150, comprises twin axle and shaft type butterfly valve.Be described with the example that is assembled into of the twin axle butterfly valve with upper valve shaft P4, lower valve shaft P5 in the present embodiment.
Before assembly, the valve body positioning fixture D that first should select corresponding specification according to butterfly valve the specification to be assembled and valve plate positioning fixture E be installed on it, and valve seat positioning fixture B.Therefore valve body positioning fixture D, valve plate positioning fixture E and valve seat positioning fixture B are all disconnectable in the design;
2. valve seat positioning fixture B is loaded on the piston of wedge oil cylinder A, and carries out central alignment;
3. valve body positioning fixture D is placed on the horizontal stand 61 of frame G, aligns with electric wrench 44 center line on left side last item oil cylinder 51 and right side meanwhile;
4., according to valve neck length on valve body, flange bracing frame D1 is adjusted to tram, and is screwed;
5. the flange positioning pillars 21 of respective diameters is selected according to valve body upper flange diameter;
6. select corresponding axial compression 59 according to upper valve shaft specification, this axial compression head to be inserted in axle push rod 54 and to be screwed;
7. lain in a horizontal plane in by valve body P1 on valve body positioning fixture D, now, valve body torus part is located by 3 elastic valve body positioning pillars D2, and valve body upper flange is supported between two flange positioning pillars 21;
8. valve seat P3 inner face is coated silicone oil, be fixed on bottom valve seat positioning sleeve 3 with the elastic chuck B1 of band dop Rocker arm 5, and be contained in location on ring week step surface 10 by sleeping;
9. valve plate P2 section to be coated silicone oil and found the cambered surface groove 31 putting into valve plate positioning fixture E, make the axis hole of valve plate be horizontal as far as possible;
10. assembling process:
First, press power switch 78, be communicated with power supply.Press pump switch 79 and oil pressure is provided.
A) pressure valve seat, start wedge oil cylinder A, operator tramples wedge floor push 72, control wedge magnetic valve 63 by PLC to connect, wedge oil cylinder is descending, valve seat P3 is pressed into valve body P1, upon reaching this limit, press down limit induction switch 57 to provide induced signal and feed back in PLC control circuit, control wedge oil cylinder A by PLC out of service;
B) compress into lower valve shaft, trample right side lower shaft two-way floor push 73 front end, start press-in lower valve shaft electric wrench 44, lower valve shaft P5 is headed in valve plate lower shaft hole, reach nose end top motionless time, pin unclamps the two-way floor push of lower shaft;
C) valve shaft and auto-returned reset is compressed into, upper valve shaft P4 round end one end is spread silicone oil and insert valve body upper shaft hole, square toes one end is inserted in the axle slot of axial compression 59 of axle push rod 54, trample last item floor push 71, PLC controls last item oil cylinder 51 driving shaft push rod 54 by last item magnetic valve 64 and heads in valve plate upper shaft hole by upper valve shaft P4, reach and limit position, axial compression is entered limit induction switch 55 and is sent induced signal, feed back to PLC, it is out of service that PLC controls last item oil cylinder 51 by last item magnetic valve 64, now, under time-delay relay controls, time delay is after 2 seconds, PLC controls wedge oil cylinder A by wedge magnetic valve 63 and returns up, upon reaching this limit, press down backhaul limit induction switch 58 to provide induced signal and feed back in PLC control circuit, wedge oil cylinder A is controlled out of service by PLC, simultaneously, PLC controls last item oil cylinder 51 and returns, to when limiting position, last item is return limit induction switch 56 and is sent induced signal, feed back to PLC, it is out of service that PLC controls last item oil cylinder 51, reach reset.
D) electric wrench resets, and trample lower shaft two-way floor push 73 rear end, electric wrench exits to initial position, and pin unclamps, and electric wrench is out of service, end-of-job.
When carrying out manual single-step operation:
Manually press manual wedge switch 74, it is descending that PLC controls wedge oil cylinder A by wedge magnetic valve 63, valve seat P3 is pressed into valve body P1, upon reaching this limit, press down limit induction switch 57 to provide induced signal and feed back in PLC control circuit, control wedge oil cylinder A by PLC out of service;
Manually press manual wedge backhaul switch 75, PLC controls by wedge magnetic valve 63 that wedge oil cylinder is up to be returned, upon reaching this limit, press down backhaul limit induction switch 58 and provide induced signal and feed back in PLC control circuit, control wedge oil cylinder A by PLC out of service;
Manually press manual last item starting switch 76, PLC and control last item oil cylinder by last item magnetic valve 64, upper valve shaft heads in valve plate upper shaft hole by driving shaft push rod 54, reach and limit position, axial compression is entered limit induction switch 55 and is sent induced signal, feeds back to PLC, and it is out of service that PLC controls last item oil cylinder.
Manually press manual last item backhaul switch 77, PLC to control last item cylinder piston rod by last item magnetic valve 64 and return, to when limiting position, last item is return limit induction switch 56 and is sent induced signal, feeds back to PLC, and it is out of service that PLC controls last item oil cylinder 51.
Above-mentioned assembly manipulation is that assembling has the twin axle butterfly valve of upper lower valve shaft, when installing shaft type butterfly valve, only from above-mentioned steps b), c) different, adopt following operation:
B1) front end of the foot-operated two-way floor push 73 of lower shaft, start electric wrench 44 push up lower valve neck end face to valve body motionless time, pin unclamps the two-way floor push of lower shaft;
C1) axis and auto-returned is compressed into, axis blunt end being spread silicone oil inserts in valve body axis hole, square toes one end is inserted in the axle slot of axial compression 59 of axle push rod 54, trample last item floor push 71, PLC controls last item oil cylinder 51 driving shaft push rod 54 by last item magnetic valve 64 and heads in valve plate axis hole by axis, reach and limit position, axial compression is entered limit induction switch 55 and is sent induced signal, feed back to PLC, it is out of service that PLC controls last item oil cylinder 51 by last item magnetic valve 64, now, under time-delay relay controls, time delay is after 2 seconds, PLC controls wedge oil cylinder A by wedge magnetic valve 63 and returns up, upon reaching this limit, press down backhaul limit induction switch 58 to provide induced signal and feed back in PLC control circuit, wedge oil cylinder A is controlled out of service by PLC, simultaneously, PLC controls last item oil cylinder 51 and returns, to when limiting position, last item is return limit induction switch 56 and is sent induced signal, feed back to PLC, it is out of service that PLC controls last item oil cylinder 51, reach reset.
The above is only the preferred embodiments of the present invention, not does any pro forma restriction to structure of the present invention.Every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a butterfly valve assembly machine, it is characterized in that comprising frame, be located at the replaceable valve body positioning fixture of horizontal positioned valve body in left-right direction on described rack level table top, for the replaceable valve plate positioning fixture of setting-in valve plate to be installed, be positioned at the replaceable valve seat positioning fixture be loaded in frame vertical frame body above valve body positioning fixture, lay respectively at the valve body positioning fixture left and right sides compressing into the valve shaft oil cylinder top pressing device of valve shaft or axis and compressing into the lower valve shaft electric wrench top pressing device of lower valve shaft in the horizontal direction towards the setting of valve body to be measured upper and lower valve neck axis hole on described rack level table top, and control the electric control box of butterfly valve assembly manipulation, described valve body positioning fixture comprise positioning supports valve body torus part and with its concentrically line cylinder shape valve positioning sleeve and to be fixed in bottom described valve body positioning sleeve and with upper valve neck position and the corresponding bar shaped bottom plate extended left of length, described bar shaped bottom plate is arranged there is the flange bracing frame that many elastic supports support valve neck flange, described valve plate positioning fixture is corresponding with the vertical valve plate of set to be in left-right direction fixed in the cavity of described valve body positioning sleeve, described valve seat positioning fixture comprises the cylindrical valve seat positioning sleeve with valve body positioning sleeve concentrically line, described valve seat positioning sleeve end face connects the piston rod of the wedge oil cylinder that exerts pressure downwards, the valve seat positioning sleeve left and right sides is symmetrical arranged the band dop rocking arm being driven the clamping valve seat to be installed that can synchronously swing up and down by elastic force, is positioned at edge at the bottom of described valve seat positioning sleeve by the valve seat end face to be installed clamped, described wedge oil cylinder, last item oil cylinder are connected to electric control box respectively by wedge magnetic valve and last item magnetic valve.
2. a kind of butterfly valve assembly machine according to claim 1, is characterized in that uniform arranging 3 elastic valve body positioning pillars on described valve body positioning sleeve top along corresponding with the torus internal diameter of described valve body.
3. a kind of butterfly valve assembly machine according to claim 1, it is characterized in that 3 described elastic supports that described flange bracing frame comprises lower flange gripper shoe and supports therebetween, elastic support is made up of pillar and the spring be set with on it, described upper flange gripper shoe is set with described pillar and is supported on described spring, upper flange gripper shoe arranges flange positioning pillars, and flange bracing frame adapts to not the same valve neck adjustable in length and is fixed on the diverse location of bar shaped bottom plate.
4. a kind of butterfly valve assembly machine according to claim 1, it is characterized in that described valve plate positioning fixture comprises a plug-in mounting and is fixed on vertical plate in valve body positioning sleeve cavity, described vertical plate top is provided with the cambered surface groove putting vertical valve plate, and described cambered surface groove both sides arrange baffle plate.
5. a kind of butterfly valve assembly machine according to claim 1, is characterized in that being connected in the piston rod arranged outside of described wedge oil cylinder that the position of described electric control box is adjustable to be pressed down limit induction switch and press down backhaul limit induction switch.
6. a kind of butterfly valve assembly machine according to claim 1, the symmetrically arranged band dop rocking arm its rear end, the valve seat positioning sleeve left and right sides that it is characterized in that described valve seat positioning fixture respectively be fixed on that the trunnion axis two ends be connected on pedestal on rear side of described valve seat positioning sleeve are articulated and connected, its front end is connected the elastic chuck clamping valve seat to be installed respectively, and is set with the spacing torsion spring of rocking arm on the trunnion axis between the band dop rocking arm rear end and support of left and right sides; Concave plane in dop location is set respectively in the left and right sides, described valve seat positioning sleeve bottom, along the ring week step surface arranging location valve seat at the bottom of valve seat positioning sleeve.
7. a kind of butterfly valve assembly machine according to claim 6, it is characterized in that described elastic chuck comprises the horizontal set cylinder of horizontally disposed band body of rod dop, spring, screw and interior end opening, the body of rod section of described band body of rod dop inserts described cylinder, described screw to be screwed in cylinder and to be threaded with band body of rod dop outside cylinder end plate, and described spring is placed on screw arranged outside between band body of rod dop and cylinder end plate.
8. a kind of butterfly valve assembly machine according to claim 1, it is characterized in that described lower valve shaft electric wrench top pressing device comprises electric wrench, the swing arm of described electric wrench by a screw shell and lower shaft top pressure head affixed, described screw shell and lower valve neck coaxial line are arranged, the nut guide pin bushing that its outside suit is threaded with it, electric wrench realizes described lower shaft top pressure head along left and right to pushing up pressure valve shaft and exiting by the in rotary moving of screw shell.
9. a kind of butterfly valve assembly machine according to claim 1, it is characterized in that described valve shaft oil cylinder top pressing device comprise last item oil cylinder and connected by its piston rod end be positioned at the axle push rod that above last item oil cylinder and the top parallel with this piston rod presses valve shaft or axis, in the pressure side of axle push rod top, the jack coaxial with it is set, described jack internal fixtion is equipped with axial compression head, and moves back limit induction switch and right top limit induction switch along the adjustable left side, position that described axle push rod is connected to described electric control box in its arranged outside.
10. a kind of butterfly valve assembly machine according to claim 1, is characterized in that arranging the last item floor push, wedge floor push and the two-way floor push of lower shaft that control described last item oil cylinder, wedge oil cylinder and lower valve shaft electric wrench top pressing device respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510088506.7A CN104647272B (en) | 2015-02-26 | 2015-02-26 | A kind of butterfly valve assembly machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510088506.7A CN104647272B (en) | 2015-02-26 | 2015-02-26 | A kind of butterfly valve assembly machine |
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| CN104647272A true CN104647272A (en) | 2015-05-27 |
| CN104647272B CN104647272B (en) | 2016-06-22 |
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| CN201510088506.7A Active CN104647272B (en) | 2015-02-26 | 2015-02-26 | A kind of butterfly valve assembly machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108274271A (en) * | 2017-01-06 | 2018-07-13 | 宦治平 | A kind of valve body Milling Machining fixture |
| CN108621077A (en) * | 2018-04-24 | 2018-10-09 | 天津瑞实联精密铸造股份有限公司 | A kind of reliable butterfly valve plate mounting device of fixation |
| CN110788618A (en) * | 2019-11-06 | 2020-02-14 | 江苏进典控制阀有限公司 | Electric control valve assembly fixture |
| US11486424B2 (en) | 2019-11-13 | 2022-11-01 | Allison Transmission, Inc. | Valve assemblies incorporating solenoid clips and methods of assembling the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108274271A (en) * | 2017-01-06 | 2018-07-13 | 宦治平 | A kind of valve body Milling Machining fixture |
| CN108621077A (en) * | 2018-04-24 | 2018-10-09 | 天津瑞实联精密铸造股份有限公司 | A kind of reliable butterfly valve plate mounting device of fixation |
| CN110788618A (en) * | 2019-11-06 | 2020-02-14 | 江苏进典控制阀有限公司 | Electric control valve assembly fixture |
| CN110788618B (en) * | 2019-11-06 | 2021-09-10 | 江苏进典控制阀有限公司 | Electric control valve assembly fixture |
| US11486424B2 (en) | 2019-11-13 | 2022-11-01 | Allison Transmission, Inc. | Valve assemblies incorporating solenoid clips and methods of assembling the same |
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|---|---|
| CN104647272B (en) | 2016-06-22 |
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