CN108274235B - Vertical valve assembly production line - Google Patents
Vertical valve assembly production line Download PDFInfo
- Publication number
- CN108274235B CN108274235B CN201810304955.4A CN201810304955A CN108274235B CN 108274235 B CN108274235 B CN 108274235B CN 201810304955 A CN201810304955 A CN 201810304955A CN 108274235 B CN108274235 B CN 108274235B
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- turnover vehicle
- workbench
- annular workbench
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 230000007306 turnover Effects 0.000 claims abstract description 84
- 238000003466 welding Methods 0.000 claims abstract description 69
- 238000012545 processing Methods 0.000 claims abstract description 22
- 238000005553 drilling Methods 0.000 claims description 41
- 238000009434 installation Methods 0.000 claims description 33
- 239000012943 hotmelt Substances 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 description 17
- 238000004891 communication Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a vertical valve assembly production line which comprises an annular workbench, wherein a turnover vehicle is arranged on the annular workbench, a valve body fixing device is arranged on the turnover vehicle, turnover vehicle fixing devices capable of fixing the turnover vehicle at different stations are arranged on the annular workbench, and a vertical valve base and a lower connecting sleeve welding device, a vertical valve rod and operating cap connecting device and a vertical valve protection tube welding device are respectively arranged at different stations on the annular workbench. The invention can enable each working procedure in the production of the vertical valve to be sequentially carried out along the annular path formed by the annular workbench, realizes the circulation among different working procedures by using the turnover vehicle, has quicker reaction, can realize the accurate positioning of the valve body by using the turnover vehicle fixing device and the turnover vehicle, can ensure the accurate processing position and improve the processing quality.
Description
Technical Field
The invention relates to a vertical valve assembly production line.
Background
The vertical valve is a gas valve buried underground, and comprises a valve body, a base, a lower connecting sleeve, a protecting pipe, an operating cap, a diffusing pipe and the like, wherein the valve body is provided with a valve cavity, a valve core is arranged in the valve cavity, the top of the valve body is provided with a top boss, a communication hole communicated with the valve cavity is formed in the top boss, the valve core is provided with a valve rod extending out of the communication hole, the bottom of the valve body is provided with a bottom boss, the left side and the right side of the valve body are provided with a left connecting pipe and a right connecting pipe communicated with the valve cavity, and the left connecting pipe and the right connecting pipe of the valve body are respectively connected with a diffusing connecting pipe with an upward opening. The assembly of the standing valve requires the following steps: 1) The base is welded on the bottom boss, and the lower connecting sleeve is welded on the top boss. 2) The operating cap is sleeved on the valve rod, and the operating cap and the valve rod are connected together by a pin after the operating cap is matched with the mounting hole. 3) The protective tube is welded on the lower connecting sleeve. 4) And opening the inner hole of the diffusing connecting pipe on the left connecting pipe and opening the inner hole of the diffusing connecting pipe on the right connecting pipe. 5) Peeling the end part of the diffusing pipe, and connecting the diffusing pipe with the diffusing connecting pipe by using an electric melting sleeve.
In the production steps, the steps 1), 2) and 3) are the most important, and the three steps are the key points of the production quality of the vertical valve.
At present, all production steps of vertical valve assembly are scattered, and all production steps are completed manually, so that the production efficiency is low and the production quality is low.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide a standing valve assembling line that integrates a plurality of production steps of standing valve assembling, particularly, installation of a base and a lower connection sleeve, installation of an operating cap, and installation of a protective tube, thereby improving production efficiency and production quality of a standing valve.
In order to achieve the purpose, the invention comprises an annular workbench, wherein a turnover vehicle is arranged on the annular workbench, a valve body fixing device is arranged on the turnover vehicle, turnover vehicle fixing devices capable of fixing the turnover vehicle at different stations are arranged on the annular workbench, and a vertical valve base and a lower connecting sleeve welding device, a vertical valve rod and an operating cap connecting device and a vertical valve protection tube welding device are respectively arranged at different stations on the annular workbench. After the vertical valve assembly production line is used, all working procedures in vertical valve production can be sequentially carried out along an annular path formed by an annular workbench, circulation among different working procedures is achieved through a turnover vehicle, reaction is quicker, accurate positioning of a valve body can be achieved through a turnover vehicle fixing device and the turnover vehicle, machining position accuracy can be guaranteed, and machining quality is improved.
The annular workbench comprises two U-shaped workbench which are oppositely arranged, two overhanging ends are respectively arranged on the two U-shaped workbench, the overhanging ends of the two U-shaped workbench are in one-to-one correspondence, and a detachable or movable connecting plate is connected between the corresponding overhanging ends of the two U-shaped workbench. The annular workbench adopts a structure of combining two U-shaped workbench, the two U-shaped workbench can be used separately, the carrying and the use are more flexible, when the annular workbench is combined, the two U-shaped workbench are connected together by the connecting plate to form a complete closed loop, and the connecting plate can be detached or turned over, so that the access of workers is facilitated.
The turnover vehicle comprises a vehicle underframe, and travelling wheels are arranged at the bottom of the vehicle underframe; the valve body fixing device comprises two vertical plates which are connected to the chassis and are oppositely arranged left and right, a fixing seat capable of swinging up and down is hinged to the top surface of the vertical plate, a valve body fixing clamping groove is respectively arranged on the fixing seat and the vertical plate, and a hasp capable of locking the fixing seat and the fixing seat is arranged between the vertical plate and the fixing seat. The chassis and the travelling wheels form a basic structure of the turnover vehicle, the two sets of vertical plates, the fixing seat and the hasp form two sets of clamping mechanisms which are respectively used for fixing the left connecting pipe and the right connecting pipe, the fixation is quick, the fixation is firm, and a certain space is reserved between the valve body and the chassis after the fixation and can be used for placing the base.
The turnover vehicle fixing device comprises a turnover vehicle positioning mechanism and a turnover vehicle clamping mechanism which are oppositely arranged, wherein the turnover vehicle positioning mechanism comprises a positioning lug connected to the table top of the annular workbench and a positioning groove formed in the turnover vehicle, the turnover vehicle clamping mechanism comprises a trolley locking lever hinged to the bottom of the table top of the annular workbench, the upper end of the trolley locking lever penetrates through the table top of the annular workbench to extend upwards, the bottom of the table top of the annular workbench is hinged to a trolley clamping oil cylinder, and a piston rod of the trolley clamping oil cylinder is hinged to the lower end of the trolley locking lever. The turnover vehicle fixing device can realize quick fixation of the turnover vehicle, and the turnover vehicle is in a constant position during each fixation, so that the valve body is also in a constant position, and the accuracy of the installation position of the turnover vehicle is always guaranteed when the base, the lower connecting sleeve, the protective tube, the operating cap, the diffusing tube and the like are installed, thereby improving the production quality of the standing valve.
The vertical valve base and the lower connecting sleeve welding device comprise a first side support arranged on the annular workbench, a turnover vehicle placing station is arranged on the front side of the first side support, two sets of first hot-melt welding devices are arranged on the first side support at intervals, the first hot-melt welding devices comprise heater installation frames which are installed on the first side support and can move back and forth and vertically under the driving of the power device, one end of each heater installation frame extends to the turnover vehicle placing station, a first heater is installed at one end of each heater installation frame, a lifting support which can lift under the driving of the power device is installed at the bottom of a table top of the annular workbench, the top of each lifting support penetrates through the table top of the annular workbench to extend upwards, a top installation seat which can lift under the driving of the power device is installed at the top of the turnover vehicle placing station, and a lower connecting sleeve taking and placing mechanism for taking and placing down the connecting sleeve is arranged at the bottom of the top installation seat. The welding device for the vertical valve base and the lower connecting sleeve can realize simultaneous welding of the base and the lower connecting sleeve, and has high working efficiency and good welding quality.
The vertical valve rod and operating cap connecting device comprises a door-shaped bracket arranged on the annular workbench, the door-shaped bracket comprises two side brackets which are arranged left and right oppositely and a top cross beam connected to the top ends of the two side brackets, sealing seats capable of moving left and right under the driving of the power device are arranged on the two side brackets, the two sealing seats are positioned on the inner sides of the door-shaped bracket, an air outlet hole is formed in the inner surface of one sealing seat, and an air inlet channel communicated with the air outlet hole is formed in the sealing seat; an upper mounting seat which can be driven by a power device to lift is arranged at the bottom of the top cross beam, and an operation cap fixing device is arranged on the upper mounting seat; the drilling tool mounting seat which can move back and forth under the drive of the power device is arranged at the position, located behind the door-shaped support, on the annular workbench, an operating cap drilling tool is arranged on the drilling tool mounting seat, and a drill bit of the operating cap drilling tool extends to one side of the door-shaped support. The vertical valve rod and the operating cap connecting device can enable the valve rod to be connected with the operating cap when being positioned at the correct position, and avoid the situation that the valve rod is difficult to be connected with the operating cap when falling back into the valve body, thereby improving the installation quality of the operating cap.
The vertical valve protection pipe welding device comprises a second side bracket arranged on the annular workbench, a second hot-melt welding device and a protection pipe clamping device are arranged on the front side of the second side bracket, and the protection pipe clamping device is positioned above the second hot-melt welding device; the second hot-melt welding device comprises a hot plate installation base which is arranged on a second side bracket and can be lifted under the drive of the power device, two hot plate installation seats which are oppositely arranged left and right and can relatively move under the drive of the power device are arranged on the hot plate installation base, and a second heater is arranged on each of the two hot plate installation seats; the side that is close to of two second heaters all is equipped with semi-circular heating mouth, the pillar clamping device is including installing the pillar positioning bottom plate that can be under the power device drive vertical motion on the second side support, installs on the pillar positioning bottom plate and controls relative setting and can be under the power device drive relative movement's two pillar clamping seat, and two pillar clamping seats are close to one side each has a pillar clamping groove. The vertical valve protection tube welding device can realize automatic welding between the protection tube and the lower connecting sleeve, and has higher working efficiency and better welding quality.
The valve body installation positioning device is further arranged on the annular workbench and comprises a positioning guide post which is connected to the annular workbench and is vertically arranged, a positioning sleeve with a downward leaning opening is arranged at the top end of the positioning guide post, the bottom of the positioning sleeve is connected with the positioning guide post, a sliding lantern ring capable of sliding up and down is sleeved on the positioning guide post, a positioning cantilever is connected to the sliding lantern ring, a valve body positioning seat is arranged on the positioning cantilever, a positioning counter bore is arranged at the bottom of the valve body positioning seat, a vertical guide groove which can be used for the positioning cantilever to slide in is arranged at the lower edge of the positioning sleeve, and a lateral clamping groove which can be used for the positioning cantilever to enter the positioning cantilever is arranged at one side of the vertical guide groove. When the valve body is fixed on the turnover vehicle, the valve body mounting and positioning device can realize the auxiliary positioning of the valve body, and ensure the accurate fixed position of the valve body on the turnover vehicle.
The annular workbench is further provided with a diffusing hole drilling device, the diffusing hole drilling device comprises a stand column, a first swinging arm capable of swinging horizontally is hinged to the stand column, a second swinging arm capable of swinging horizontally is hinged to the first swinging arm, a drilling tool mounting seat is mounted on the second swinging arm, a vertical guide hole is formed in the drilling tool mounting seat, a vertical guide rod capable of sliding vertically is mounted in the vertical guide hole, a reset spring capable of enabling the vertical guide rod to move upwards is sleeved on the vertical guide rod, and a diffusing hole drilling tool capable of being held is mounted at the lower end of the vertical guide rod. When the valve body is produced, the inner hole of the diffusing connecting pipe is not communicated with the inner holes of the left connecting pipe and the right connecting pipe, the diffusing opening drilling device can realize the communication between the diffusing connecting pipe and the left connecting pipe and the right connecting pipe, the positions of the first swing arm and the second swing arm are adjustable, and the vertical movable range of the diffusing opening drilling device is larger, so that the diffusing opening drilling device can be suitable for the processing of valve bodies with different specifications, and is convenient to adjust and convenient to use.
The annular workbench is also provided with a diffusing pipe end part processing device and a diffusing pipe welding device; the diffusing pipe end processing device comprises a connecting bracket connected to the annular workbench, a rotary sleeve capable of rotating under the drive of a power device is arranged on the connecting bracket, and a processing cutter extending into the cylinder is arranged on the rotary sleeve; the diffusing pipe welding device comprises an upright bracket arranged on the annular workbench, two sets of balancers and spot lamps are arranged on the upright bracket, and the diffusing pipe welding device also comprises an electric melting welder arranged on the annular workbench and used for welding the electric melting sleeve. The end processing device of the diffusing pipe can peel the end of the diffusing pipe, the processing end of the diffusing pipe is inserted into the rotary sleeve during peeling, and the processing cutter rotates along with the rotary sleeve to cut off the surface dirt of the diffusing pipe, so that the surface dirt of the diffusing pipe can be removed, the subsequent welding quality is ensured, the diffusing pipe is lifted on the balancer after processing, the electric melting sleeve is sleeved on the diffusing connecting pipe, the lower end of the diffusing pipe after peeling is inserted into the electric melting sleeve, the electric melting welder can enable the electric melting sleeve, the diffusing pipe and the diffusing connecting pipe to be connected together, the correction of the diffusing pipe can be realized by using the spot light, and the accurate installation direction of the diffusing pipe is ensured.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings:
FIG. 1 is a flow chart of the production of a standing valve;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a schematic top view of FIG. 2;
FIG. 4 is a perspective view of a transfer cart and transfer cart securing device in accordance with the present invention;
FIG. 5 is a perspective view of the other view of FIG. 4;
FIG. 6 is a cross-sectional view of FIG. 4;
FIG. 7 is a perspective view of the welding device for the base of the neutral valve and the lower connecting sleeve of the present invention;
FIG. 8 is a perspective view of the other view of FIG. 7;
FIG. 9 is a perspective view of the neutral valve stem and operating cap connection of the present invention;
FIG. 10 is a perspective view of the neutral valve sheath welding apparatus of the present invention;
FIG. 11 is a perspective view of a valve body installation positioning device of the present invention;
FIG. 12 is a perspective view of a relief hole drilling apparatus of the present invention;
FIG. 13 is a perspective view of a diffuser pipe end tooling apparatus and diffuser pipe welding apparatus of the present invention;
fig. 14 is a perspective view showing the internal structure of the diffuser pipe end processing apparatus according to the present invention.
Detailed Description
Referring to fig. 1, the vertical valve comprises a valve body 101, a base 102, a lower connecting sleeve 103, a protection tube 104, an operating cap 105, a diffusing tube 106 and the like, wherein the valve body 101 is provided with a valve cavity, a valve core 107 is arranged in the valve cavity, the top of the valve body 101 is provided with a top boss 108, the top boss 108 is provided with a communication hole communicated with the valve cavity, the valve core is provided with a valve rod 109 extending out of the communication hole, the bottom of the valve body 101 is provided with a bottom boss 110, the left and right sides of the valve body 101 are provided with a left connecting tube 111 and a right connecting tube 112 communicated with the valve cavity, and the left connecting tube 111 and the right connecting tube 112 of the valve body 101 are respectively connected with a diffusing connecting tube 113 with an upward opening. The assembly of the standing valve requires the following steps: 1) The base 102 is welded to the bottom boss 110 and the lower connecting sleeve 103 is welded to the top boss 108. 2) The operating cap 105 is attached to the valve stem 109 and the two are connected together by pins 114 after the mounting holes are drilled. 3) The protective tube 104 is welded to the lower connecting sleeve 103. 4) The inner hole of the diffusing connecting pipe 113 on the left connecting pipe 111 is opened, and the inner hole of the diffusing connecting pipe 113 on the right connecting pipe 112 is opened. 5) The end of the diffuser 106 is peeled off and the diffuser is connected to the diffuser tube by an electrofusion sleeve 115.
Referring to fig. 2 and 3, the vertical valve assembly production line comprises an annular workbench 1, wherein a turnover vehicle 2 is arranged on the annular workbench 1, a valve body fixing device is arranged on the turnover vehicle 2, turnover vehicle fixing devices capable of fixing the turnover vehicle 2 at different stations are arranged on the annular workbench 1, and a vertical valve base and a lower connecting sleeve welding device 3, a vertical valve rod and operating cap connecting device 4 and a vertical valve protection tube welding device 5 are respectively arranged at different stations on the annular workbench 1. When this vertical valve assembly line is used for vertical valve production, the valve body is fixed on turnover car 2, drive along the annular mesa walking of annular workstation 1 by turnover car 2, turnover car fixing device can fix turnover car 2 in different station departments, the position, the direction of then valve body is fixed after turnover car 2 is fixed, in different station departments, can accomplish different production processes, for example vertical valve base and lower connecting sleeve welding set 3 can weld base and lower connecting sleeve on the valve body, vertical valve rod and operating cap connecting set 4 can realize the connection of vertical valve rod and operating cap, vertical valve protection tube welding set 5 can weld the protection tube on lower connecting sleeve. After the vertical valve assembly production line is used, all working procedures in vertical valve production can be sequentially carried out along an annular path formed by the annular workbench 1, circulation among different working procedures is achieved through the turnover vehicle 2, reaction is quicker, accurate positioning of a valve body can be achieved through the turnover vehicle fixing device and the turnover vehicle 2, machining position accuracy can be guaranteed, and machining quality is improved.
Referring to fig. 2 and 3, the annular workbench 1 comprises two opposite U-shaped workbench 6, two overhanging ends are respectively arranged on the two U-shaped workbench 6, the overhanging ends of the two U-shaped workbench are in one-to-one correspondence, and a detachable or movable connecting plate 7 is connected between the corresponding overhanging ends of the two U-shaped workbench 6. The annular workbench 1 adopts a structure of combining two U-shaped workbench 6, the two U-shaped workbench 6 can be used separately, the carrying and the use are more flexible, when in combined use, the two U-shaped workbench 6 are connected together by the connecting plate 7 to form a complete closed loop, the connecting plate 7 can be detached or turned over, and the access of workers is facilitated.
Referring to fig. 4, 5 and 6, the turnover vehicle 2 comprises a chassis 8, and travelling wheels 9 are mounted at the bottom of the chassis 8; the valve body fixing device comprises two vertical plates 10 which are connected to the underframe 8 and are oppositely arranged left and right, a fixing seat 11 capable of swinging up and down is hinged to the top surface of the vertical plate 10, a valve body fixing clamping groove 12 is respectively arranged on the fixing seat 11 and the vertical plate 10, and a hasp 13 capable of locking the two is arranged between the vertical plate 10 and the fixing seat 11. The chassis 8 and the travelling wheels 9 form the basic structure of the turnover vehicle 2, the two sets of vertical plates 10, the fixed seat 11 and the hasp 13 form two sets of clamping mechanisms which are respectively used for fixing the left connecting pipe and the right connecting pipe, the fixation is quick, the fixation is firm, and a certain space is reserved between the valve body and the chassis 8 after the fixation, so that the turnover vehicle can be used for placing a base.
The turnover vehicle fixing device comprises a turnover vehicle positioning mechanism and a turnover vehicle clamping mechanism which are oppositely arranged, wherein the turnover vehicle positioning mechanism comprises a positioning lug 70 connected to the table top of the annular workbench 1 and a positioning groove formed in the turnover vehicle 2, the turnover vehicle clamping mechanism comprises a trolley locking lever 15 hinged to the bottom of the table top of the annular workbench 1, the upper end of the trolley locking lever 15 penetrates through the table top of the annular workbench 1 to extend upwards, the bottom of the table top of the annular workbench 1 is hinged to a trolley clamping oil cylinder 16, and a piston rod of the trolley clamping oil cylinder 16 is hinged to the lower end of the trolley locking lever 15. When the turnover vehicle 2 advances to a set station, the turnover vehicle 2 can be pushed to one side where the positioning convex block 70 is located, positioning of the turnover vehicle 2 can be achieved by utilizing cooperation between the positioning convex block 70 and the positioning groove on the turnover vehicle 2, after positioning is completed, a piston rod of the trolley clamping cylinder 16 stretches out and pushes the lower end of the trolley locking lever 15 forwards, the upper end of the trolley locking lever 15 swings towards one side where the turnover vehicle 2 is located, therefore the turnover vehicle 2 can be clamped, the turnover vehicle fixing device can achieve rapid fixing of the turnover vehicle 2, the turnover vehicle 2 is located at a constant position during each fixing, and therefore the valve body is located at a constant position, and therefore accuracy of the installation position of the valve body can be always guaranteed during installation of a base, a lower connecting sleeve, a protective tube, an operating cap, a diffusing tube and the like, and production quality of a standing valve can be improved.
Referring to fig. 7 and 8, the standing valve base and lower connecting sleeve welding device 3 comprises a first side bracket 17 arranged on the annular workbench 1, a turnover vehicle placing station is arranged on the front side of the first side bracket 17, an upper set of first hot-melt welding devices 18 and a lower set of first hot-melt welding devices 18 are arranged on the first side bracket 17 at intervals, the first hot-melt welding devices 18 comprise heater mounting frames 19 which are mounted on the first side bracket 17 and can move back and forth and vertically under the driving of a power device, one ends of the heater mounting frames 19 extend to the turnover vehicle placing station, and first heaters 20 are mounted at one ends of the heater mounting frames. There are a number of implementations of the back and forth and vertical movement of the heater mount 19. For example: the first side bracket 17 is provided with a lifting middle lifting support, the heater mounting frame 19 is slidably arranged on the middle lifting support back and forth, the first side bracket 17 is provided with a power device for driving the middle lifting support to lift, such as a cylinder, an electric push rod and the like, and the middle lifting support is provided with a power device for driving the middle lifting support to slide back and forth, such as a cylinder, an electric push rod and the like. For another example: the first side bracket 17 is provided with a middle sliding support capable of sliding back and forth, the heater mounting frame 19 is vertically and slidably arranged on the middle sliding support, the first side bracket 17 is provided with a power device capable of driving the middle sliding support to slide back and forth, such as a cylinder, an electric push rod and the like, and the middle sliding support is provided with a power device capable of driving the heater mounting frame 19 to slide vertically, such as a cylinder, an electric push rod and the like. The lifting support 22 which can be lifted under the drive of the power device is arranged at the bottom of the table top of the annular table 1, and the top end of the lifting support 22 penetrates through the table top of the annular table 1 to extend upwards. The power device for driving the lifting support 22 to lift in the embodiment is a cylinder fixedly mounted at the bottom of the table top of the annular workbench 1, a piston rod of the cylinder faces upwards, the lifting support 22 comprises a seat plate fixedly connected to the piston rod of the cylinder and a plurality of ejector rods connected to the seat plate and extending upwards, through holes for the ejector rods to pass through are formed in the table top of the annular workbench 1, a base supporting plate for placing the base 102 is arranged on the chassis 8 of the turnover vehicle 2, a plurality of bottom protruding columns are arranged at the bottom of the base supporting plate, through holes for the bottom protruding columns to pass through are formed in the chassis 8, the bottom protruding columns correspond to the ejector rods one by one, and pits for the ejector rods to adapt to are formed in the bottom surface of the bottom protruding columns. The first side bracket 17 is provided with a top mounting seat 23 which can be lifted under the driving of the power device, the top mounting seat 23 is positioned above the turnover vehicle placing station, and the bottom of the top mounting seat is provided with a lower connecting sleeve taking and placing mechanism for taking and placing down the connecting sleeve. In order to realize lifting of the top mounting seat 23, the top end of the top mounting seat 23 is fixedly connected with two sliding rods, the first side bracket 17 is fixedly connected with two sliding sleeves, the two sliding rods penetrate through the center hole of one sliding sleeve, and the first side bracket 17 is provided with a top mounting seat driving cylinder which is a power device for driving the top mounting seat 23 to lift. The working mode of the vertical valve base and lower connecting sleeve welding device 3 is as follows: the lower connecting sleeve is pre-fixed on the lower connecting sleeve taking and placing mechanism, the base is pre-placed on the position of the turnover vehicle 2 below the valve body, after the turnover vehicle 2 reaches and is fixed, the two first hot-melt welding devices 18 work, wherein the upper heater mounting frame 19 extends to the top boss of the valve body, then descends until the first heater 20 contacts with the top boss, the first heater 20 is electrified and heated, after a period of time, the heater mounting frame 19 ascends upwards and returns backwards, meanwhile, the lower heater mounting frame 19 extends to the bottom boss, then ascends until the first heater 20 contacts with the bottom boss, the first heater 20 is electrified and heated, and after a period of time, the heater mounting frame 19 descends and returns backwards, so that the heating and melting of the top boss and the bottom boss are completed; after the two first hot-melt welding devices 18 are completed, the lifting support 22 is lifted to enable the base to be in contact with the bottom boss, the top mounting seat 23 is lowered to enable the lower connecting sleeve to be in contact with the melted top boss, and after a period of cooling, the base and the lower connecting sleeve are connected to the valve body. It is apparent from the above description that the welding device 3 for the vertical valve base and the lower connecting sleeve can realize simultaneous welding of the base and the lower connecting sleeve, and has high working efficiency and good welding quality.
Referring to fig. 9, the vertical valve stem and operating cap connecting device 4 comprises a door-shaped bracket 25 arranged on the annular workbench 1, the door-shaped bracket 25 comprises two side brackets 26 which are oppositely arranged left and right and a top cross beam 27 connected to the top ends of the two side brackets 26, sealing seats 28 which can move left and right under the driving of a power device are arranged on the two side brackets 26, the two sealing seats 28 are positioned on the inner side of the door-shaped bracket 25, an air outlet hole 80 is arranged on the inner surface of one sealing seat 28, and an air inlet channel 29 which is communicated with the air outlet hole 80 is arranged on the sealing seat 28; an upper mounting seat 30 which can be driven by a power device to lift is arranged at the bottom of the top cross beam 27, and an operating cap fixing device 31 is arranged on the upper mounting seat 30; the annular workbench 1 is provided with a drilling tool mounting seat 32 which can move back and forth under the drive of a power device at the position behind the door-shaped bracket 25, the drilling tool mounting seat 32 is provided with an operating cap drilling tool 33, and a drill bit of the operating cap drilling tool 33 extends to one side of the door-shaped bracket 25. The power device for driving the sealing seat 28 to move left and right in the embodiment is a cylinder installed on the side support 26, and the sealing seat 28 is fixedly connected to a piston rod of the cylinder. In order to realize the lifting movement of the upper mounting seat 30, the top end of the upper mounting seat 30 is fixedly connected with two sliding rods, the top cross beam 27 is fixedly connected with two sliding sleeves, the two sliding rods respectively penetrate through the inner holes of one sliding rod, the top cross beam 27 is provided with an upper mounting seat driving cylinder, and the upper mounting seat driving cylinder is a power device for driving the upper mounting seat 30 to lift. The working mode of the vertical valve stem and operating cap connecting device 4 is as follows: the operating cap is fixed on the operating cap fixing device 31 in advance, the turnover vehicle 2 is pushed into the space formed by the door-shaped bracket 25 after arriving, the left connecting pipe and the right connecting pipe of the valve body are respectively plugged by the left sealing seat and the right sealing seat, the valve body is inflated by the air inlet channel 29, the valve core floats upwards under the action of air flow so as to be connected with the operating cap, the upper mounting seat 30 drives the operating cap to descend, the operating cap is buckled on the valve core, the drilling tool mounting seat 32 advances, the operating cap drilling tool 33 drills the valve rods of the operating cap and the valve core, the drilling tool mounting seat 32 returns backwards, and the pins are inserted into the small holes drilled on the operating cap and the valve rod, so that the connection of the valve rods and the operating cap is completed. The vertical valve rod and operating cap connecting device 4 can enable the valve rod to be connected with the operating cap when being positioned at the correct position, and can avoid the situation that the valve rod is difficult to be connected with the operating cap when falling back into the valve body, thereby improving the installation quality of the operating cap.
Referring to fig. 10, the standing valve grommet welding device 5 includes a second side bracket 34 provided on the annular table 1, and a second hot-melt welding device and a grommet clamping device are provided on the front side of the second side bracket 34, the grommet clamping device being located above the second hot-melt welding device. The second hot-melt welding device includes a hot plate mounting base 37 installed on a second side bracket 34 and capable of lifting under the drive of a power device, in this embodiment, a slide rail is installed on the second side bracket 34, a slide seat is installed on the hot plate mounting base 37, the hot plate mounting base 37 can lift relative to the second side bracket 34 through the cooperation of the slide rail and the slide seat, and the power device for driving the hot plate mounting base 37 to lift is a cylinder installed on the second side bracket 34. The hot plate mounting base 37 is provided with two hot plate mounting seats 38 which are oppositely arranged left and right and can move relatively under the drive of the power device, the two hot plate mounting seats 38 are provided with second heaters 39, and one sides of the two second heaters 39, which are close to each other, are provided with semicircular heating ports 40. In this embodiment, a sliding rail extending from left to right is installed on a hot plate installation base 37, a sliding seat is installed on a hot plate installation base 38, the hot plate installation base 38 can slide from left to right relative to the hot plate installation base 37 by using the cooperation of the sliding rail and the sliding seat, and a hot plate installation base driving cylinder is installed on the hot plate installation base 37, and the hot plate installation base driving cylinder is a power device for driving the hot plate installation base 38 to move. The pipe clamping device comprises a pipe positioning bottom plate 41 which is arranged on a second side bracket 34 and can vertically move under the driving of a power device, two pipe clamping seats 42 which are oppositely arranged left and right and can relatively move under the driving of the power device are arranged on the pipe positioning bottom plate 41, and one side, close to each other, of each pipe clamping seat 42 is provided with a pipe clamping groove 43. In order to realize the vertical movement of the protective tube positioning bottom plate 41 on the second side support 34, the second side support 34 is provided with a vertically extending slide rail, the protective tube positioning bottom plate 41 is provided with a slide seat matched with the slide rail, and the second side support 34 is provided with an air cylinder for driving the protective tube positioning bottom plate 41 to move vertically. In order to realize the relative movement of the two pipe clamping seats 42, the pipe positioning bottom plate 41 is provided with a sliding rail extending leftwards and rightwards, the pipe clamping seat 42 is provided with a sliding seat matched with the sliding rail, and the pipe positioning bottom plate 41 is provided with an air cylinder for driving the pipe clamping seat 42 to slide leftwards and rightwards. The working mode of the vertical valve protection pipe welding device 5 is as follows: the protective tube is placed between the two protective tube holding seats 42, the two protective tube holding seats 42 are relatively close to clamp the protective tube, the transfer vehicle 2 arrives and is fixed, the two hot plate holding seats 38 are relatively close, the two second heaters 39 are opposite together, the hot plate mounting base 37 descends, the two second heaters 39 heat the lower connecting sleeve to melt, then the hot plate mounting base 37 descends and ascends, the two hot plate holding seats 38 are relatively far away, the two second heaters 39 separate, then the protective tube positioning bottom plate 41 descends, the bottom of the protective tube is contacted with the lower connecting sleeve, after the melted part is cooled, the protective tube is connected to the lower connecting sleeve, then the two protective tube holding seats 42 are relatively separated, and the protective tube positioning bottom plate 41 ascends and returns. The vertical valve protection tube welding device 5 can realize automatic welding between the protection tube and the lower connecting sleeve, and has higher working efficiency and better welding quality.
Referring to fig. 3 and 11, the annular workbench 1 is further provided with a valve body installation positioning device 44, the valve body installation positioning device 44 comprises a positioning guide post 45 which is connected to the annular workbench 1 and is vertically arranged, a positioning sleeve 46 with a downward leaning opening is arranged at the top end of the positioning guide post 45, the barrel bottom of the positioning sleeve 46 is connected with the positioning guide post 45, a sliding collar 47 which can slide up and down is sleeved on the positioning guide post, a positioning cantilever 48 is connected to the sliding collar 47, a valve body positioning seat 49 is arranged on the positioning cantilever 48, a positioning counter bore 50 is arranged at the bottom of the valve body positioning seat 49, a vertical guide groove 51 which can enable the positioning cantilever 48 to slide in is arranged at the lower edge of the positioning sleeve 46, and a lateral clamping groove 52 which can enable the positioning cantilever 48 to enter the positioning cantilever 51 is arranged at one side of the vertical guide groove 51. When the valve body is fixed on the turnover vehicle 2, the valve body mounting and positioning device 44 can realize auxiliary positioning of the valve body, and the use mode is as follows: the positioning cantilever 48 is rotated to leave the lateral clamping groove 52 and then pressed downwards, and the positioning cantilever 48 only slides along the vertical guide groove 51 when pressed downwards, so that the valve body positioning seat 49 only moves vertically, and when the valve body positioning seat 49 descends to a set position, the positioning counter bore 50 just buckles on a top boss of the valve body, thereby realizing the position correction of the valve body and ensuring the accurate fixed position of the valve body on the turnover vehicle 2.
Referring to fig. 3 and 12, the annular table 1 is further provided with a relief hole drilling device 69, the relief hole drilling device 69 comprises a stand column 53, a first swinging arm 54 capable of swinging horizontally is hinged to the stand column 53, a second swinging arm 55 capable of swinging horizontally is hinged to the first swinging arm 54, a drilling tool mounting seat 56 is mounted on the second swinging arm 55, a vertical guide hole is formed in the drilling tool mounting seat 56, a vertical guide rod 57 capable of sliding vertically is mounted in the vertical guide hole, a reset spring 58 capable of enabling the vertical guide rod 57 to move upwards is sleeved on the vertical guide rod 57, and a relief hole drilling tool 59 capable of being held by a hand is mounted at the lower end of the vertical guide rod 57. When the valve body is produced, the inner hole of the diffusing connecting pipe is not communicated with the inner holes of the left connecting pipe and the right connecting pipe, the diffusing hole drilling device 69 can realize communication between the diffusing connecting pipe and the left connecting pipe and the right connecting pipe, when the valve body is used, the diffusing hole drilling tool 59 is aligned with the diffusing connecting pipe by adjusting the positions of the first swing arm 54 and the second swing arm 55, the diffusing hole drilling tool 59 is pressed down for drilling, and after the valve body is loosened, the diffusing hole drilling tool 59 can automatically return under the action of the return spring 58. Because the positions of the first swing arm 54 and the second swing arm 55 are adjustable, the vertical movement range of the diffusing hole drilling device 69 is larger, so that the diffusing hole drilling device 69 can be suitable for processing valve bodies with different specifications, and is convenient to adjust and use.
Referring to fig. 3, 13 and 14, the annular table 1 is further provided with a diffuser pipe end processing device 60 and a diffuser pipe welding device 61; the diffusing pipe end processing device 60 comprises a connecting bracket 62 connected to the annular workbench 1, a rotary sleeve 63 capable of rotating under the drive of a power device is arranged on the connecting bracket 62, and a processing cutter 64 extending into the cylinder is arranged on the rotary sleeve 63; the diffusing pipe welding device 61 comprises an upright bracket 65 arranged on the annular workbench 1, two sets of balancers 66 and spot lights 67 are arranged on the upright bracket 65, and the diffusing pipe welding device further comprises an electric fusion welding machine 68 arranged on the annular workbench 1 and used for welding electric fusion sleeves. The end processing device 60 of the diffusing pipe can peel the end of the diffusing pipe, the processing end of the diffusing pipe is inserted into the rotary sleeve 63 during peeling, the processing cutter 64 rotates along with the rotary sleeve 63 to cut off the surface dirt of the diffusing pipe, so that the surface dirt of the diffusing pipe can be removed, the subsequent welding quality is ensured, the diffusing pipe is hung on the balancer 66 after processing, the electric melting sleeve is sleeved on the diffusing connecting pipe, the lower end of the diffusing pipe after peeling is inserted into the electric melting sleeve, the electric melting welder 68 can enable the electric melting sleeve, the diffusing pipe and the diffusing connecting pipe to be connected together, the correction of the diffusing pipe can be realized by using the spot lamp 67, and the installation direction of the diffusing pipe is ensured to be accurate. The balancer, and the electric fusion welder 68 are all of the prior art, wherein the balancer is an existing auxiliary tool for hanging heavy production handling equipment, and is used by personnel working continuously and repeatedly on the production line for hanging, centralizing, carrying and removing tools. The electro-fusion sleeve is used for connecting two plastic pipes, and an electric heating wire is arranged in the electro-fusion welding sleeve, and the electro-fusion welding machine 68 can heat the electro-fusion sleeve so as to connect the electro-fusion sleeve and the two plastic pipes together.
In summary, the present invention is not limited to the above embodiments. Those skilled in the art can make several changes and modifications without departing from the spirit and scope of the invention, and all such changes and modifications shall fall within the scope of the invention.
Claims (9)
1. The vertical valve assembly production line is characterized by comprising an annular workbench (1), wherein a turnover vehicle (2) is arranged on the annular workbench (1), a valve body fixing device is arranged on the turnover vehicle (2), turnover vehicle fixing devices capable of fixing the turnover vehicle (2) at different stations are arranged on the annular workbench (1), and a vertical valve base and lower connecting sleeve welding device (3), a vertical valve rod and operating cap connecting device (4) and a vertical valve protection tube welding device (5) are respectively arranged at different stations on the annular workbench (1);
the vertical valve base and lower connecting sleeve welding device (3) comprises a first side bracket (17) arranged on the annular workbench (1), a turnover vehicle placing station is arranged at the front side of the first side bracket (17), an upper set of first hot-melt welding devices (18) and a lower set of first hot-melt welding devices are arranged on the first side bracket (17) at intervals, a top mounting seat (23) capable of lifting under the driving of a power device is arranged on the first side bracket (17), the top mounting seat (23) is positioned above the turnover vehicle placing station, and a lower connecting sleeve taking and placing mechanism for taking and placing the connecting sleeve is arranged at the bottom of the top mounting seat (23);
the vertical valve rod and operating cap connecting device (4) comprises a door-shaped bracket (25) arranged on the annular workbench (1), the door-shaped bracket (25) comprises two side brackets (26) which are oppositely arranged left and right and a top cross beam (27) connected to the top ends of the two side brackets (26), sealing seats (28) which can move left and right under the driving of a power device are respectively arranged on the two side brackets (26), an upper mounting seat (30) which can be lifted under the driving of the power device is arranged at the bottom of the top cross beam (27), and an operating cap fixing device (31) is arranged on the upper mounting seat (30); a drilling tool mounting seat (32) which can move forwards and backwards under the drive of a power device is arranged at the position, located behind the door-shaped bracket (25), on the annular workbench (1), a drilling tool (33) with an operating cap is arranged on the drilling tool mounting seat (32), and a drill bit of the drilling tool (33) with the operating cap extends to one side of the door-shaped bracket (25);
the sealing seats (28) are positioned on the inner sides of the door-shaped brackets (25), wherein the inner surface of one sealing seat (28) is provided with air outlet holes (80), and the sealing seat (28) is provided with an air inlet channel (29) communicated with the air outlet holes (80).
2. The vertical valve assembly production line according to claim 1, wherein the annular workbench (1) comprises two opposite U-shaped workbench (6), the two U-shaped workbench (6) are respectively provided with two overhanging ends, the overhanging ends of the two U-shaped workbench are in one-to-one correspondence, and a detachable or movable connecting plate (7) is connected between the corresponding overhanging ends of the two U-shaped workbench (6).
3. The standing valve assembly production line according to claim 1, characterized in that the turnover vehicle (2) comprises a vehicle underframe (8), and travelling wheels (9) are arranged at the bottom of the vehicle underframe (8); the valve body fixing device comprises two vertical plates (10) which are connected to the chassis (8) and are oppositely arranged left and right, a fixing seat (11) capable of swinging up and down is hinged to the top surface of the vertical plate (10), a valve body fixing clamping groove (12) is formed in each of the fixing seat (11) and the vertical plate (10), and a hasp (13) capable of locking the two is arranged between the vertical plate (10) and the fixing seat (11).
4. The vertical valve assembly production line according to claim 1, wherein the turnover vehicle fixing device comprises a turnover vehicle positioning mechanism and a turnover vehicle clamping mechanism which are oppositely arranged, the turnover vehicle positioning mechanism comprises a positioning lug (70) connected to the table top of the annular workbench (1) and a positioning groove arranged on the turnover vehicle (2), the turnover vehicle clamping mechanism comprises a trolley locking lever (15) hinged to the bottom of the table top of the annular workbench (1), the upper end of the trolley locking lever (15) penetrates through the table top of the annular workbench (1) to extend upwards, the table top bottom of the annular workbench (1) is hinged with a trolley clamping oil cylinder (16), and a piston rod of the trolley clamping oil cylinder (16) is hinged with the lower end of the trolley locking lever (15).
5. The vertical valve assembly line according to claim 1, characterized in that the first hot-melt welding device (18) comprises a heater mounting frame (19) mounted on the first side bracket (17) and movable back and forth and vertically under the drive of the power means, one end of the heater mounting frame (19) extending to the turnover vehicle placement station and the end being mounted with a first heater (20); the lifting support (22) which can be lifted under the drive of the power device is arranged at the bottom of the table top of the annular workbench (1), and the top end of the lifting support (22) penetrates through the table top of the annular workbench (1) to extend upwards.
6. The vertical valve assembly production line according to claim 1, characterized in that the vertical valve protection pipe welding device (5) comprises a second side bracket (34) arranged on the annular workbench (1), a second hot-melt welding device and a protection pipe clamping device are arranged on the front side of the second side bracket (34), and the protection pipe clamping device is arranged above the second hot-melt welding device; the second hot-melt welding device comprises a hot plate mounting base (37) which is arranged on a second side bracket (34) and can be lifted under the driving of the power device, two hot plate mounting seats (38) which are oppositely arranged left and right and can relatively move under the driving of the power device are arranged on the hot plate mounting base (37), and a second heater (39) is arranged on each of the two hot plate mounting seats (38); the side of two second heaters (39) that is close to all is equipped with semi-circular heating mouth (40), the pillar clamping device is including installing on second side support (34) can be under power device drive vertical motion's pillar positioning bottom plate (41), installs on pillar positioning bottom plate (41) and controls relative setting and can be under power device drive relative movement's two pillar clamping seat (42), and two pillar clamping seat (42) are close to one side respectively have a pillar clamping groove (43).
7. The vertical valve assembly production line according to claim 1, wherein the annular workbench (1) is further provided with a valve body installation positioning device (44), the valve body installation positioning device (44) comprises a positioning guide post (45) which is connected to the annular workbench (1) and is vertically arranged, a positioning sleeve (46) with a downward leaning opening is arranged at the top end of the positioning guide post (45), the barrel bottom of the positioning sleeve (46) is connected with the positioning guide post (45), a sliding collar (47) capable of sliding up and down is sleeved on the positioning guide post, the sliding collar (47) is connected with a positioning cantilever (48), a valve body positioning seat (49) is arranged on the positioning cantilever (48), the bottom of the valve body positioning seat (49) is provided with a positioning counter bore (50), a vertical guide groove (51) capable of allowing the positioning cantilever (48) to slide in is arranged at the lower edge of the positioning sleeve (46), and a lateral clamping groove (52) capable of allowing the positioning cantilever (48) to enter into the vertical guide groove (51) is arranged at one side.
8. The vertical valve assembly production line according to claim 1, characterized in that the annular workbench (1) is further provided with a scattering port drilling device (69), the scattering port drilling device (69) comprises a stand column (53), a first swinging arm (54) capable of swinging horizontally is hinged on the stand column (53), a second swinging arm (55) capable of swinging horizontally is hinged on the first swinging arm (54), a drilling tool mounting seat (56) is mounted on the second swinging arm (55), a vertical guide hole is formed in the drilling tool mounting seat (56), a vertical guide rod (57) capable of sliding vertically is mounted in the vertical guide hole, a reset spring (58) capable of enabling the vertical guide rod (57) to move upwards is sleeved on the vertical guide rod (57), and a scattering port drilling tool (59) capable of being held by hand is mounted at the lower end of the vertical guide rod (57).
9. The vertical valve assembly production line according to claim 1, characterized in that the annular workbench (1) is further provided with a diffusing pipe end processing device (60) and a diffusing pipe welding device (61); the processing device (60) at the end part of the diffusing pipe comprises a connecting bracket (62) connected to the annular workbench (1), a rotary sleeve (63) capable of rotating under the drive of a power device is arranged on the connecting bracket (62), and a processing cutter (64) extending into the cylinder is arranged on the rotary sleeve (63); the diffusing pipe welding device (61) comprises an upright support (65) arranged on the annular workbench (1), two sets of balancers (66) and spot lamps (67) are arranged on the upright support (65), and the diffusing pipe welding device further comprises an electric melting welder (68) arranged on the annular workbench (1) and used for welding the electric melting sleeve.
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| CN201810304955.4A CN108274235B (en) | 2018-04-08 | 2018-04-08 | Vertical valve assembly production line |
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| CN201810304955.4A CN108274235B (en) | 2018-04-08 | 2018-04-08 | Vertical valve assembly production line |
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| CN108274235B true CN108274235B (en) | 2024-04-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108772699B (en) * | 2018-08-14 | 2023-10-27 | 福建瑞德成自动化科技有限公司 | Automatic assembly line for mixed valve element |
| CN109352335B (en) * | 2018-10-29 | 2020-01-14 | 东莞市德隆自动化科技有限公司 | Throttle valve assembly line |
| CN113894557B (en) * | 2021-10-21 | 2022-08-16 | 浙江传播者金属装饰材料有限公司 | Manufacturing equipment of three-way steel pipe |
| CN116038273B (en) * | 2022-12-29 | 2024-04-16 | 广西松浦电子科技有限公司 | Automatic production line of pulse type precise electromagnetic metering valve |
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