CN212122322U - Gate valve assembly machine - Google Patents
Gate valve assembly machine Download PDFInfo
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- CN212122322U CN212122322U CN202020291833.9U CN202020291833U CN212122322U CN 212122322 U CN212122322 U CN 212122322U CN 202020291833 U CN202020291833 U CN 202020291833U CN 212122322 U CN212122322 U CN 212122322U
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Abstract
The utility model discloses a gate valve assembly machine relates to mechanical automation equipment technical field, and its technical scheme main points are: the rack is provided with a first assembling mechanism and a second assembling mechanism, the first assembling mechanism is used for assembling the valve body, the valve cover, the valve rod and the flashboard together, and the second assembling mechanism is used for assembling the valve cover and the pressing cap together; and the rack is also provided with a feeding mechanism which can convey the gate valve to be assembled to the first assembling mechanism and the second assembling mechanism. The gate valve part that will treat the equipment is placed in the valve body, feeding mechanism will treat the gate valve of equipment and carry to the position of assembly devices one, be in the same place valve rod and flashboard threaded connection by assembly devices one, later assembly devices one will take valve bonnet and valve body threaded connection, feeding mechanism will treat the equipment gate valve again and carry to assembly devices two places, will press cap and valve bonnet equipment by assembly devices two, accomplish the equipment of gate valve, adopt mechanical equipment to replace manual work equipment, workman's intensity of labour has been reduced, the higher purpose of degree of automation has been realized.
Description
Technical Field
The utility model relates to a mechanical automation equipment technical field, in particular to gate valve assembly machine.
Background
The opening and closing piece of the gate valve is a gate plate, and the moving direction of the gate plate is perpendicular to the flowing direction of fluid. The application range of the gate valve is large, and the market demand is high.
At present, the gate valve disclosed in chinese patent with publication number CN205136638U, including the valve body, threaded connection has the valve gap on the valve body, is equipped with the valve rod in the valve gap, and the valve rod rotates to be connected in the valve gap, and the one end threaded connection that the valve rod is located in the valve body has the flashboard, and valve gap threaded connection has the pressure cap, presses cap threaded connection in valve gap, drives the flashboard up-and-down motion through the valve rod and realizes opening and close of gate valve.
The technical scheme has the following defects: the gate valve is complex in assembly, manual assembly is usually adopted, the automation degree is low, and the labor intensity of workers is high.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a gate valve assembly machine, it has the higher advantage of degree of automation.
The above technical purpose of the present invention can be achieved by the following technical solutions: the gate valve comprises a valve body, a valve cover, a valve rod, a flashboard and a pressing cap, the assembling machine comprises a rack, a first assembling mechanism and a second assembling mechanism are arranged on the rack, the first assembling mechanism is used for assembling the valve body, the valve cover, the valve rod and the flashboard together, and the second assembling mechanism is used for assembling the valve cover and the pressing cap together; and the rack is also provided with a feeding mechanism which can convey the gate valve to be assembled to the first assembling mechanism and the second assembling mechanism.
Through the technical scheme, the gate valve part of treating the equipment is placed in the valve body, feeding mechanism will treat the gate valve of equipment and carry the position to assembly devices one, by assembly devices one with valve rod and flashboard threaded connection together, later assembly devices one will have the valve gap of valve rod and valve body threaded connection together, feeding mechanism again with the valve body, the valve gap, the gate valve after valve rod and flashboard equipment are accomplished carries to assembly devices two departments, by assembly devices two will press cap threaded connection on the valve gap, accomplish the equipment of gate valve, adopt mechanical assembly to replace manual work equipment, workman's intensity of labour has been reduced, the higher mesh of degree of automation has been realized.
Preferably, the rack is provided with a first support, the upper end of the first support is fixedly connected with a first lifting motor, the output end of the first lifting motor is fixedly connected with a first screw rod, the side wall of the first support is connected with a first mounting seat in a sliding mode, the first mounting seat is in threaded connection with the first screw rod, and the first assembling mechanism is arranged on the first mounting seat.
Through the technical scheme, the height of the first mounting seat is adjusted through the first lead screw by the first lifting motor, so that the height of the first assembling mechanism is adjusted, and assembling requirements of the brake valves with different heights are met.
Preferably, assembly devices one includes rotating electrical machines one, integral key shaft one, spline housing one, goes up mould housing one and lift cylinder one, rotating electrical machines one with mount pad one fixed connection, just the output shaft of rotating electrical machines one with integral key shaft one's upper end is connected, spline housing one's upper end with spline shaft one's lower extreme is pegged graft, spline housing one's lower extreme with go up the upper end of mould housing one and peg graft, just lift cylinder one's output fixedly connected with bearing frame one, bearing frame one the inner circle with spline housing one's outer wall fixed connection.
Through the technical scheme, the lifting cylinder I controls the axial sliding of the spline sleeve I, so that the upper die sleeve I is lifted along the length direction of the spline sleeve I, and the upper die sleeve I can be sleeved or kept away from the valve cover; after the first upper die sleeve is sleeved with the valve cover, the first rotating motor controls the first spline shaft and the first upper die sleeve to rotate reversely, so that the valve rod is in threaded connection with the flashboard, and then the first rotating motor controls the first spline shaft and the first upper die sleeve to rotate forwards, so that the valve cover is in threaded connection with the valve body.
Preferably, a first guide hole is formed in the side wall of the lower end of the first spline sleeve, the upper end of the first upper die sleeve is a small-diameter end, the lower end of the first upper die sleeve is a large-diameter end, a first limiting hole is formed in the small-diameter end of the first upper die sleeve, the first limiting hole is used for being communicated with the first guide hole, a first limiting part is arranged in the first limiting hole, and the first limiting part can slide in the first guide hole along with the first upper die sleeve; the small-diameter end of the first upper die sleeve is sleeved with a first return spring, and two ends of the first return spring respectively abut against the lower end of the first spline sleeve and the large-diameter end of the first upper die sleeve; the first reset spring outer sleeve is provided with a first limiting sleeve, the inner diameter of the first limiting sleeve is larger than the outer diameter of the first spline sleeve, and the outer diameter of the first limiting sleeve is smaller than the outer diameter of the large-diameter end of the upper die sleeve.
According to the technical scheme, the large-diameter end of the first upper die sleeve is axially limited to the first limiting sleeve, the first limiting sleeve is sleeved outside the first reset spring and protects the first reset spring, the first limiting sleeve can slide on the outer wall of the first spline sleeve, under the elastic action of the first reset spring, the limiting part can abut against the lower end of the first guide hole tightly, the lifting cylinder drives the first upper die sleeve to slide downwards, the first upper die sleeve stops sliding after contacting with a valve cover on the feeding mechanism, the spline sleeve continues to slide downwards, the limiting part slides in the first guide hole along with the first upper die sleeve at the moment, the condition that the first upper die sleeve slides downwards to damage a gate valve to be assembled or the first upper die sleeve is avoided, and after the output end of the first driving cylinder stops moving, the rotating motor starts to rotate reversely or rotate forwards is avoided.
Preferably, the rack is provided with a second support, the upper end of the second support is fixedly connected with a second lifting motor, the output end of the second lifting motor is fixedly connected with a second lead screw, the side wall of the second support is connected with a second mounting seat in a sliding manner, the second mounting seat is in threaded connection with the second lead screw, and the second assembling mechanism is arranged on the second mounting seat.
Through the technical scheme, the height of the second mounting seat is adjusted by the second lifting motor at the upper end of the second support, and then the height of the second assembling mechanism is adjusted to meet the assembling requirements of the valve bodies with different heights.
Preferably, the second assembling mechanism comprises a second rotating motor, a second spline shaft, a second spline sleeve, a second upper die sleeve and a second lifting cylinder, the second rotating motor is fixedly connected with the second mounting seat, an output shaft of the second rotating motor is connected with the upper end of the second spline shaft, the upper end of the second spline sleeve is connected with the lower end of the second spline shaft in an inserting mode, the lower end of the second spline sleeve is connected with the second upper die sleeve in an inserting mode, a second bearing seat is fixedly connected with the output end of the second lifting cylinder, and an inner ring of the second bearing seat is fixedly connected with the outer wall of the second spline sleeve.
Through the technical scheme, the lifting cylinder II controls the spline sleeve II to slide up and down, so that the upper die sleeve II can be lifted up and down, and the upper die sleeve II can be sleeved or far away from the pressing cap; after the second upper die sleeve is sleeved with the pressing cap, the second rotating motor controls the second spline shaft and the second upper die sleeve to rotate forwards, so that the valve cover is in threaded connection with the pressing cap.
Preferably, the side wall of the lower end of the second spline sleeve is provided with a second guide hole, the upper end of the second upper die sleeve is a small-diameter end, the lower end of the second upper die sleeve is a large-diameter end, the small-diameter end of the second upper die sleeve is provided with a second limiting hole, the second limiting hole is used for communicating the second guide hole, a second limiting part is arranged in the second limiting hole, and the second limiting part can slide in the second guide hole along with the second upper die sleeve; the small-diameter end of the upper die sleeve II is sleeved with a second return spring, and two ends of the second return spring respectively abut against the lower end of the second spline sleeve and the large-diameter end of the upper die sleeve II; the outer sleeve of the reset spring is provided with a second limiting sleeve, the inner diameter of the second limiting sleeve is larger than the outer diameter of the second spline sleeve, and the outer diameter of the second limiting sleeve is smaller than the outer diameter of the large-diameter end of the second upper die sleeve.
Through the technical scheme, the large-diameter end of the upper die sleeve II axially limits the position of the position-limiting sleeve II, the position-limiting sleeve II is sleeved outside the reset spring II and protects the reset spring II, the position-limiting sleeve II can slide on the outer wall of the spline sleeve II, two ends of the reset spring II respectively abut against the lower end of the spline sleeve II and the large-diameter end of the upper die sleeve II, so that the large-diameter end of the upper die sleeve is far away from the lower end of the spline sleeve II, meanwhile, the position-limiting member II abuts against the lower end of the guide hole II, in the process that the lifting cylinder II drives the spline sleeve II to slide downwards, the upper die sleeve II stops moving after contacting with a press cap on a feeding mechanism, the position-limiting member II also stops moving, the spline sleeve II continues to move downwards, the position-limiting member II slides in the guide hole II along with the upper die sleeve II relatively, the condition that the gate valve to be assembled or the upper die sleeve II is damaged in the process that the, and the second rotating motor starts to work.
Preferably, the machine frame is provided with a blanking mechanism and a marking mechanism, the blanking mechanism comprises a third lifting cylinder, a rotary cylinder, a fixed plate and a clamping jaw cylinder, the output end of the third lifting cylinder is fixedly connected with the side wall of the rotary cylinder, the output end of the rotary cylinder is fixedly connected with the upper end of the fixed plate, the lower end of the fixed plate is fixedly connected with the clamping jaw cylinder, and the output end of the clamping jaw cylinder is provided with a clamping jaw for clamping the gate valve; the marking mechanism comprises a marking machine, the marking machine is close to the clamping jaw, and the working end of the marking machine faces the clamping jaw.
Through the technical scheme, three accuse revolving cylinder up-and-down motion of lift cylinder, and then control fixed plate and clamping jaw cylinder up-and-down motion, the perpendicular downstream back of clamping jaw, clamping jaw cylinder control clamping jaw work for the clamping jaw presss from both sides the cap of pressing after assembly devices one and assembly devices two equipment, three accuse clamping jaws of later lift cylinder shift up perpendicularly, the back moves on the clamping jaw, marking machine work, after marking machine time, revolving cylinder control fixed plate is to the rotatory 90 degrees backs in the frame outside, clamping jaw cylinder control clamping jaw is loosened, make the cap of pressing that presss from both sides tightly on the clamping jaw drop, accomplish the unloading.
Preferably, the feeding mechanism comprises a divider, a turntable and a feeding motor, the divider is arranged in the middle of the rack, an input end of the divider is connected with an output end of the feeding motor, an output end of the divider is fixedly connected with the lower surface of the turntable, at least four lower die sleeves used for clamping the valve body are arranged on the turntable, and the lower die sleeves are circumferentially and uniformly distributed on the upper surface of the turntable.
Through above-mentioned technical scheme, the work of pay-off motor drive decollator, decollator drive carousel rotate predetermined angle, and then drive lower die sleeve and rotate, place on lower die sleeve and wait to assemble the gate valve to realize the pay-off of carousel.
Preferably, the rack is provided with a detection mechanism, and the detection mechanism comprises an induction base, a correlation switch and a controller; the upper surface of the rotary table is fixedly connected with a planar bearing, the upper surface of the planar bearing is fixedly connected with an installation plate, the upper surface of the installation plate is fixedly connected with the induction base, at least four photoelectric switches are uniformly distributed on the induction base in the circumferential direction, and the photoelectric switches are used for detecting whether a gate valve to be assembled is arranged on the lower die sleeve or not; the correlation switch is arranged on the rack and is arranged at the first assembling mechanism; the controller can receive the electric signals of the photoelectric switch and the correlation switch and control the starting and stopping of the first assembling mechanism, the second assembling mechanism, the feeding motor, the blanking mechanism and the marking mechanism.
Through the technical scheme, the plane bearing arranged on the rotary table prevents the induction base from rotating along with the rotary table, and the photoelectric switch on the induction base can fixedly detect whether the lower die sleeve rotating to the photoelectric switch is shielded or not; the correlation switch detects whether a flashboard exists in the valve body, signals detected by the photoelectric switch and the correlation switch are fed back to the controller, and the controller is started and stopped by a first assembling mechanism, a second assembling mechanism, a feeding motor, a discharging mechanism and a marking mechanism.
To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:
1. the gate valve to be assembled is placed on the lower die sleeve, and the gate valve to be assembled is sequentially conveyed to the first assembling mechanism, the second assembling mechanism and the blanking mechanism by the feeding mechanism to be assembled, so that the labor intensity of workers for assembling the gate valve is reduced;
2. most procedures of gate valve assembly and marking are completed by a machine, and the automation degree of assembly is high;
3. the upper die sleeve I and the upper die sleeve II are connected with the spline sleeve I and the spline sleeve II in a sliding mode respectively, and the reset spring I and the reset spring II are arranged, so that the gate valve to be assembled and the two upper die sleeves are not easy to damage.
Drawings
FIG. 1 is a schematic view of the assembly structure of the embodiment;
FIG. 2 is a schematic structural view of a first assembling mechanism in the embodiment;
FIG. 3 is a schematic structural view of a second assembling mechanism in the embodiment;
FIG. 4 is a schematic structural view of a feeding mechanism in the embodiment;
FIG. 5 is a schematic illustration of the positions of four stations in the example;
FIG. 6 is a schematic structural diagram of a marking mechanism in an embodiment;
FIG. 7 is a schematic structural view of a blanking mechanism in the embodiment;
fig. 8 is a schematic structural view of the detection mechanism in the embodiment.
Reference numerals: 1. a frame; 11. a first bracket; 111. a first lifting motor; 112. a first screw rod; 113. a first mounting seat; 12. a second bracket; 121. a second lifting motor; 122. a second screw rod; 123. a second mounting seat; 2. a first assembling mechanism; 21. a first rotating motor; 22. a first spline shaft; 23. a spline housing I; 231. a first guide hole; 24. putting a first die sleeve; 241. a first limiting hole; 242. a first limiting part; 243. a first return spring; 244. a first limiting sleeve; 25. a first lifting cylinder; 251. a first bearing seat; 26. a first speed reducer; 3. a second assembling mechanism; 31. a second rotating motor; 32. a spline shaft II; 33. a second spline housing; 331. a second guide hole; 34. feeding a second die sleeve; 341. a second limiting hole; 342. a second limiting part; 343. a second return spring; 344. a second limiting sleeve; 35. a second lifting cylinder; 351. a second bearing seat; 36. a second speed reducer; 4. a feeding mechanism; 41. a divider; 42. a turntable; 421. a lower die sleeve; 4211. clamping the opening; 422. a flat bearing; 4221. mounting a plate; 423. a station; 424. a second station; 425. three stations; 426. four stations; 43. a feeding motor; 44. a mold base; 441. a limiting block; 45. a limiting groove; 5. a blanking mechanism; 51. a third lifting cylinder; 52. a rotating cylinder; 53. a fixing plate; 54. a clamping jaw cylinder; 541. a clamping jaw; 6. a marking mechanism; 61. marking machine; 7. a detection mechanism; 71. an induction base; 711. a photoelectric switch; 712. centering the wire passing pipe; 72. a correlation switch; 73. and a controller.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. In addition, the gate valve in this embodiment is a general gate valve.
The present invention will be described in further detail with reference to the accompanying drawings.
A gate valve assembling machine, as shown in fig. 1 to 8, the gate valve comprises a valve body, a valve cover, a valve rod, a gate plate and a pressing cap, wherein the valve cover and the valve rod are assembled in advance; the gate plate is placed in the valve body, the assembled valve cover and the valve rod are placed in the generator, and the pressing cap is placed on the valve cover to form the gate valve to be assembled; the assembling machine comprises a rack 1, wherein an assembling mechanism I2 and an assembling mechanism II 3 are arranged on the rack 1, the assembling mechanism I2 is used for assembling a valve body, a valve cover, a valve rod and a flashboard together, and the assembling mechanism II 3 is used for assembling the valve cover and a pressing cap together; the rack 1 is also provided with a feeding mechanism 4 which can convey the gate valve to be assembled to the first assembling mechanism 2 and the second assembling mechanism 3.
The rack 1 is provided with a first support 11, the upper end of the first support 11 is fixedly connected with a first lifting motor 111, the output end of the first lifting motor 111 is fixedly connected with a first lead screw 112, the side wall of the first support 11 is connected with a first mounting seat 113 in a sliding mode, the first mounting seat 113 can be connected with the first lead screw 112 in a sliding mode through a guide rail, the first mounting seat 113 is in threaded connection with the first lead screw 112, and a first assembling mechanism 2 is arranged on the first mounting seat 113.
The assembly mechanism I2 comprises a rotating motor I21, a spline shaft I22, a spline sleeve I23, an upper die sleeve I24 and a lifting cylinder I25, the rotating motor I21 is fixedly connected with a mounting seat I113, an output shaft of the rotating motor I21 is fixedly connected with the upper end of the spline shaft I22 through welding or bolts, the upper end of the spline sleeve I23 is connected with the lower end of the spline shaft I22 in an inserting mode, the lower end of the spline sleeve I23 is connected with the upper end of the upper die sleeve I24 in an inserting mode, preferably, the shape of a sleeve opening of the upper die sleeve I24 can be formed according to the shape of a valve cover, so that the upper die sleeve I24 can clamp the valve cover to be assembled and drive the valve cover to rotate, the output end of the lifting cylinder I25 is fixedly connected with a bearing seat I251, the bearing seat I251 can be a common bearing seat. Preferably, a speed reducer 26 is fixedly connected between the output shaft of the rotating motor 21 and the upper end of the spline shaft 22, so that the situation that the rotating speed of the upper die sleeve 24 is too high to damage the valve body to be assembled or the upper die sleeve 24 is avoided.
The side wall of the lower end of the spline sleeve I23 is provided with a first guide hole 231, the upper end of the upper die sleeve I24 is a small-diameter end, the lower end of the upper die sleeve I24 is a large-diameter end, the small-diameter end of the upper die sleeve I24 is provided with a first limiting hole 241, the first limiting hole 241 is used for communicating the first guide hole 231, a first limiting part 242 is arranged in the first limiting hole 241, the first limiting part 242 can be a bolt or other column, and the first limiting part 242 can slide in the first guide hole 231 along with the upper die sleeve I24; the small-diameter end of the upper die sleeve I24 is sleeved with a first return spring 243, and two ends of the first return spring 243 are respectively abutted against the lower end of the spline sleeve I23 and the large-diameter end of the upper die sleeve I24; the first return spring 243 is sleeved with a first limit sleeve 244, the inner diameter of the first limit sleeve 244 is larger than the outer diameter of the first spline sleeve 23, and the outer diameter of the first limit sleeve 244 is smaller than the outer diameter of the large-diameter end of the first upper die sleeve 24, so that the first limit sleeve 244 can slide on the outer wall of the first spline sleeve 23.
The rack 1 is provided with a second support 12, the upper end of the second support 12 is fixedly connected with a second lifting motor 121, the output end of the second lifting motor 121 is fixedly connected with a second lead screw 122, the side wall of the second support 12 is connected with a second mounting seat 123 in a sliding manner, the second mounting seat 123 can be connected with the second lead screw 122 in a sliding manner through a guide rail, the second mounting seat 123 is in threaded connection with the second lead screw 122, and a second assembling mechanism 3 is arranged on the second mounting seat 123.
The second assembling mechanism 3 comprises a second rotating motor 31, a second spline shaft 32, a second spline sleeve 33, a second upper die sleeve 34 and a second lifting cylinder 35, the second rotating motor 31 is fixedly connected with the second mounting base 123 through screws or bolts, an output shaft of the second rotating motor 31 is fixedly connected with the upper end of the second spline shaft 32 through bolts or welding, the upper end of the second spline sleeve 33 is connected with the lower end of the second spline shaft 32 in an inserting mode, the lower end of the second spline sleeve 33 is connected with the second upper die sleeve 34 in an inserting mode, preferably, the shape of a sleeve opening of the second upper die sleeve 34 can be formed according to the shape of a pressing cap, so that the second upper die sleeve 34 can clamp the pressing cap to be assembled and drive the pressing cap to rotate, the second bearing seat 351 is fixedly connected with the output end of the second lifting cylinder 35, the second bearing seat 351 can be a common bearing seat, and an inner ring of the second. Preferably, a second speed reducer 36 is fixedly connected between the output shaft of the second rotating motor 31 and the upper end of the second spline shaft 32, so that the damage to the valve body to be assembled or the second upper die sleeve 34 caused by the overhigh rotating speed of the second upper die sleeve 34 is avoided.
The side wall of the lower end of the second spline sleeve 33 is provided with a second guide hole 331, the upper end of the second upper die sleeve 34 is a small-diameter end, the lower end of the second upper die sleeve 34 is a large-diameter end, the small-diameter end of the second upper die sleeve 34 is provided with a second limiting hole 341, the second limiting hole 341 is used for communicating the second guide hole 331, a second limiting part 342 is arranged in the second limiting hole 341, the second limiting part 342 can be a bolt or other column, and the second limiting part 342 can slide in the second guide hole 331 along with the second upper die sleeve 34; a second return spring 343 is sleeved at the small-diameter end of the second upper die sleeve 34, and two ends of the second return spring 343 are respectively abutted against the lower end of the second spline sleeve 33 and the large-diameter end of the second upper die sleeve 34; the second return spring 343 is sleeved with a second limit sleeve 344, the inner diameter of the second limit sleeve 344 is larger than the outer diameter of the second spline housing 33, and the outer diameter of the second limit sleeve 344 is smaller than the outer diameter of the large-diameter end of the second upper die sleeve 34, so that the first limit sleeve 244 can slide on the outer wall of the first spline housing 23.
The blanking mechanism 5 comprises a lifting cylinder III 51, a rotating cylinder 52, a fixing plate 53 and a clamping jaw cylinder 54, the output end of the lifting cylinder III 51 is fixedly connected with the side wall of the rotating cylinder 52, the output end of the rotating cylinder 52 is fixedly connected with the upper end of the fixing plate 53, the lower end of the fixing plate 53 is fixedly connected with the clamping jaw cylinder 54, and the output end of the clamping jaw cylinder 54 is provided with a clamping jaw 541 for clamping a gate valve; marking mechanism 6 includes marking machine 61, and marking machine 61 is close to clamping jaw 541 and sets up, and marking machine 61's work end is towards clamping jaw 541.
Feeding mechanism 4 includes decollator 41, carousel 42 and feeding motor 43, decollator 41 sets up in frame 1 middle part, the input of decollator 41 is connected with feeding motor 43's output, the output of decollator 41 and carousel 42's lower surface fixed connection, be provided with four at least lower die sleeve 421 that are used for the centre gripping valve body on the carousel 42, and lower die sleeve 421 circumference evenly distributed in the upper surface of carousel 42, the up end of lower die sleeve 421 has been seted up and has been pressed from both sides mouthful 4211, it runs through the lateral wall of lower die sleeve 421 to press from both sides mouthful 4211, it is spacing to press from both sides mouthful 4211 is used for. Preferably, a mold base 44 is connected between the lower mold sleeve 421 and the turntable 42 through a bolt, a limit block 441 is arranged on the mold base 44, a limit groove 45 matched with the limit block 441 is formed in the lower mold sleeve 421, the lower mold sleeve 421 is inserted into the center of the mold base, and is fixed on the upper surface of the turntable 42 through a bolt, so that the lower mold sleeve 421 cannot rotate circumferentially, and the side wall of the lower mold sleeve 421 with the clamping opening 4211 faces the center of the turntable 42. The four lower die sleeves 421 are correspondingly provided with a first station 423, a second station 424, a third station 425 and a fourth station 426, the first station 423 is a feeding station, the second station 424 is positioned below the first assembling mechanism 2, the third station 425 is positioned below the second assembling mechanism 3, and the fourth station 426 is positioned below the discharging mechanism 5.
A detection mechanism 7 is arranged on the frame 1, and the detection mechanism 7 comprises an induction base 71, a correlation switch 72 and a controller 73; the upper surface of the rotary table 42 is fixedly connected with a plane bearing 422, the upper surface of the plane bearing 422 is fixedly connected with a mounting plate 4221, the upper surface of the mounting plate 4221 is fixedly connected with the lower end surface of the induction base 71 through bolts, the upper end name of the induction base 71 is fixedly connected with a centering wire passing pipe 712, the centering wire passing pipe 712 is communicated with the inside of the induction base 71, and the centering wire passing pipe 712 is fixedly connected to the frame 1, so that the induction base 71 cannot rotate along with the rotary table 42, at least four photoelectric switches 711 are uniformly distributed on the induction base 71 in the circumferential direction, the lead of the photoelectric switches 711 can be connected to the controller 73 through the centering wire passing pipe 712, the output ends of the photoelectric switches 711 face towards the clamp openings 4211 of the upper mold sleeves, and light beams emitted by the photoelectric switches 711 can pass through the clamp openings 4211, thereby detecting whether the gate; the correlation switch 72 is arranged on the rack 1, the correlation switch 72 is arranged at the first assembly mechanism 2, and the correlation switch 72 is used for detecting whether a gate valve exists in the valve body; the controller 73 can receive electric signals of the photoelectric switch 711 and the correlation switch 72 and control the start and stop of the first assembly mechanism 2, the second assembly mechanism 3, the feeding motor 43, the blanking mechanism 5 and the marking mechanism 6.
Preferably, the controller 73 may be a common PLC controller 73, and the controller 73 is electrically connected to the first lifting motor 111, the first rotating motor 21, the first lifting cylinder 25, the second lifting motor 121, the second rotating motor 31, the second lifting cylinder 35, the third lifting cylinder 51, the rotating cylinder 52, the clamping jaw cylinder 54, the photoelectric switch 711, the correlation switch 72, the marking machine 61, and the feeding motor 43, respectively.
The working principle of the gate valve assembling machine is as follows:
a worker places the valve body in a clamping opening 4211 of a lower die sleeve 421 of a station 423, the gate plate is placed in the valve body, the assembled valve cover and the valve rod are placed in the generator, the pressing cap is placed on the valve cover, and feeding is completed.
When the photoelectric switch 711 on the induction base 71 facing the lower die sleeve 421 detects whether a work station 423 is blocked or not, and when the blocking is not detected, the controller 73 controls the divider 41 to drive the turntable 42 to rotate 90 degrees anticlockwise, so that the lower die sleeve 421 after the feeding is completed rotates to two work stations 424, when the photoelectric switch 711 on the induction base 71 detects that the lower die sleeve 421 at the two work stations 424 is blocked by a valve body, the controller 73 controls the lifting cylinder one 25 to push the bearing seat one 251 to move downwards, so that the spline sleeve one 23 and the upper die sleeve one 24 synchronously move downwards, the upper die sleeve one 24 contacts with a valve cap on the lower die sleeve 421, the return spring one 243 buffers and protects the upper die sleeve one 24, and after the correlation switch 72 detects that a flashboard is arranged in the valve body through a flow passage of the valve body, the controller 73 controls the rotating motor one 21 to rotate reversely, so that the valve rod is in threaded connection with the gate valve, the gate valve is lifted, and the correlation, the controller 73 controls the first rotating motor 21 to rotate forwards, so that the valve cover is in threaded connection with the valve body, the first rotating motor stops rotating after the valve cover is connected with the valve body, the first upper die sleeve 24 moves upwards under the control of the first lifting cylinder 25, and the first rotary assembly mechanism 2 finishes working.
The divider 41 controls the turntable 42 to rotate 90 degrees counterclockwise, so that the lower die sleeve 421 drives the assembled valve rod, gate, valve cover and valve body to rotate to the three-station 425, when the photoelectric switch 711 on the induction base 71 detects that the lower die sleeve 421 at the three-station 425 is shielded by the valve body, the controller 73 controls the lifting cylinder two 35 to push the spline sleeve two 33 and the upper die sleeve two 34 to move downward, the upper die sleeve two 34 moves downward to the valve body to be assembled on the lower die sleeve 421 and is nested with the press cap, the rotating motor controls the upper die sleeve two 34 to rotate, so that the press cap is in threaded connection with the valve cover, the rotating motor two 31 stops rotating, the lifting cylinder two 35 drives the upper die sleeve two 34 to move upward, and the assembly mechanism two 3 finishes working.
The divider 41 controls the turntable 42 to rotate 90 degrees counterclockwise, so that the lower die sleeve 421 drives the assembled valve body to rotate to the four-station 426, after the photoelectric switch 711 on the induction base 71 detects the valve body on the four-station 426, the controller 73 controls the lifting cylinder three 51 to drive the rotary cylinder 52 to move downward, meanwhile, the clamping jaw cylinder 54 controls the clamping jaw 541 to separate, after the output end of the lifting cylinder descends to the lowest point, the controller 73 controls the clamping jaw cylinder 54 to work, so that the clamping jaw 541 closes, at the moment, the clamping jaw 541 clamps the lower end of the press cap and controls the clamping jaw 541 to move upward by the lifting cylinder three 51, after the photoelectric switch 711 on the induction base 71 does not detect the valve body on the three-station 425, the controller 73 receives a signal and controls the marking machine 61 to start marking the valve body on the clamping jaw 541, after the time of the marking machine 61 is over, the marking machine 61 stops working, the rotary cylinder 52, the clamping jaw 541 and the valve body on the clamping jaw 541 are located on the outer side of the machine frame 1, the controller 73 controls the clamping jaw 541 to be separated, blanking is completed, and the assembly process of the valve body is completed; while blanking, the divider 41 controls the turntable 42 to rotate 90 degrees counterclockwise, so that the blanked lower die sleeve 421 rotates back to the first station 423; the lower die sleeve 421 at one station 423 can be loaded without a valve body to be assembled, and the other three stations can work simultaneously.
The controller 73 controls the first lifting motor 111 and the second lifting motor 121 to work, so that the heights of the first assembling mechanism 2 and the second assembling mechanism 3 are adjusted, and the gate valves with different heights are assembled.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a gate valve assembly machine, the gate valve includes valve body, valve gap, valve rod, flashboard and pressure cap, characterized by: the assembling machine comprises a rack (1), wherein a first assembling mechanism (2) and a second assembling mechanism (3) are arranged on the rack (1), the first assembling mechanism (2) is used for assembling a valve body, a valve cover, a valve rod and a flashboard together, and the second assembling mechanism (3) is used for assembling the valve cover and a pressing cap together; and the rack (1) is also provided with a feeding mechanism (4) which can convey the gate valve to be assembled to the first assembling mechanism (2) and the second assembling mechanism (3).
2. The gate valve assembly machine of claim 1, wherein: be provided with support (11) on frame (1), the upper end fixedly connected with elevator motor (111) of support (11), the output end fixedly connected with lead screw (112) of elevator motor (111), the lateral wall of support (11) slides and is connected with mount pad (113), mount pad (113) with lead screw (112) threaded connection, assembly devices (2) set up in on mount pad (113).
3. The gate valve assembly machine of claim 2, wherein: the first assembling mechanism (2) comprises a first rotating motor (21), a first spline shaft (22), a first spline housing (23), a first upper die housing (24) and a first lifting cylinder (25), the first rotating motor (21) is fixedly connected with a first mounting seat (113), an output shaft of the first rotating motor (21) is connected with the upper end of the first spline shaft (22), the upper end of the first spline housing (23) is connected with the lower end of the first spline shaft (22) in an inserting mode, the lower end of the first spline housing (23) is connected with the upper end of the first upper die housing (24) in an inserting mode, a first bearing seat (251) is fixedly connected with an output end of the first lifting cylinder (25), and an inner ring of the first bearing seat (251) is fixedly connected with the outer wall of the first spline housing (23).
4. A gate valve assembly machine as claimed in claim 3 wherein: the side wall of the lower end of the spline sleeve I (23) is provided with a first guide hole (231), the upper end of the upper die sleeve I (24) is a small-diameter end, the lower end of the upper die sleeve I (24) is a large-diameter end, the small-diameter end of the upper die sleeve I (24) is provided with a first limiting hole (241), the first limiting hole (241) is used for communicating with the first guide hole (231), a first limiting part (242) is arranged in the first limiting hole (241), and the first limiting part (242) can slide in the first guide hole (231) along with the first upper die sleeve (24); the small-diameter end of the first upper die sleeve (24) is sleeved with a first return spring (243), and two ends of the first return spring (243) respectively abut against the lower end of the first spline sleeve (23) and the large-diameter end of the first upper die sleeve (24); a first limiting sleeve (244) is sleeved outside the first return spring (243), the inner diameter of the first limiting sleeve (244) is larger than the outer diameter of the first spline sleeve (23), and the outer diameter of the first limiting sleeve (244) is smaller than the outer diameter of the large-diameter end of the first upper die sleeve (24).
5. The gate valve assembly machine of claim 1, wherein: the improved assembling machine is characterized in that a second support (12) is arranged on the rack (1), a second lifting motor (121) is fixedly connected to the upper end of the second support (12), a second screw rod (122) is fixedly connected to the output end of the second lifting motor (121), a second mounting seat (123) is connected to the side wall of the second support (12) in a sliding mode, the second mounting seat (123) is in threaded connection with the second screw rod (122), and a second assembling mechanism (3) is arranged on the second mounting seat (123).
6. The gate valve assembly machine of claim 5, wherein: the second assembling mechanism (3) comprises a second rotating motor (31), a second spline shaft (32), a second spline housing (33), a second upper die housing (34) and a second lifting cylinder (35), the second rotating motor (31) is fixedly connected with the second mounting seat (123), an output shaft of the second rotating motor (31) is connected with the upper end of the second spline shaft (32), the upper end of the second spline housing (33) is connected with the lower end of the second spline shaft (32) in an inserting mode, the lower end of the second spline housing (33) is connected with the second upper die housing (34) in an inserting mode, a second bearing seat (351) is fixedly connected with an output end of the second lifting cylinder (35), and an inner ring of the second bearing seat (351) is fixedly connected with the outer wall of the second spline housing (33).
7. The gate valve assembly machine of claim 6, wherein: a second guide hole (331) is formed in the side wall of the lower end of the second spline sleeve (33), the upper end of the second upper die sleeve (34) is a small-diameter end, the lower end of the second upper die sleeve (34) is a large-diameter end, a second limit hole (341) is formed in the small-diameter end of the second upper die sleeve (34), the second limit hole (341) is used for communicating the second guide hole (331), a second limit part (342) is arranged in the second limit hole (341), and the second limit part (342) can slide in the second guide hole (331) along with the second upper die sleeve (34); a second return spring (343) is sleeved at the small-diameter end of the second upper die sleeve (34), and two ends of the second return spring (343) respectively abut against the lower end of the second spline sleeve (33) and the large-diameter end of the second upper die sleeve (34); a second limiting sleeve (344) is sleeved outside the second return spring (343), the inner diameter of the second limiting sleeve (344) is larger than the outer diameter of the second spline sleeve (33), and the outer diameter of the second limiting sleeve (344) is smaller than the outer diameter of the large-diameter end of the second upper die sleeve (34).
8. The gate valve assembly machine of claim 1, wherein: the blanking mechanism (5) and the marking mechanism (6) are arranged on the rack (1), the blanking mechanism (5) comprises a lifting cylinder III (51), a rotating cylinder (52), a fixing plate (53) and a clamping jaw cylinder (54), the output end of the lifting cylinder III (51) is fixedly connected with the side wall of the rotating cylinder (52), the output end of the rotating cylinder (52) is fixedly connected with the upper end of the fixing plate (53), the lower end of the fixing plate (53) is fixedly connected with the clamping jaw cylinder (54), and the output end of the clamping jaw cylinder (54) is provided with a clamping jaw 541 (used for clamping the gate valve); marking mechanism (6) are including marking machine (61), marking machine (61) are close to clamping jaw (541) sets up, just marking machine (61)'s work end orientation clamping jaw (541).
9. The gate valve assembly machine of claim 8, wherein: the feeding mechanism (4) comprises a divider (41), a rotary table (42) and a feeding motor (43), wherein the divider (41) is arranged in the middle of the rack (1), the input end of the divider (41) is connected with the output end of the feeding motor (43), the output end of the divider (41) is fixedly connected with the lower surface of the rotary table (42), at least four lower die sleeves (421) used for clamping the valve body are arranged on the rotary table (42), and the lower die sleeves (421) are circumferentially and uniformly distributed on the upper surface of the rotary table (42).
10. The gate valve assembly machine of claim 9, wherein: the detection mechanism (7) is arranged on the rack (1), and the detection mechanism (7) comprises an induction base (71), a correlation switch (72) and a controller (73); the upper surface of the rotary table (42) is fixedly connected with a plane bearing (422), the upper surface of the plane bearing (422) is fixedly connected with an installation plate (4221), the upper surface of the installation plate (4221) is fixedly connected with the induction base (71), at least four photoelectric switches (711) are uniformly distributed on the induction base (71) in the circumferential direction, and the photoelectric switches (711) are used for detecting whether a gate valve to be assembled exists on the lower mold sleeve (421); the correlation switch (72) is arranged on the rack (1), and the correlation switch (72) is arranged at the first assembly mechanism (2); the controller (73) can receive electric signals of the photoelectric switch (711) and the correlation switch (72) and control the starting and stopping of the first assembling mechanism (2), the second assembling mechanism (3), the feeding motor (43), the blanking mechanism (5) and the marking mechanism (6).
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CN202020291833.9U CN212122322U (en) | 2020-03-11 | 2020-03-11 | Gate valve assembly machine |
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CN202020291833.9U CN212122322U (en) | 2020-03-11 | 2020-03-11 | Gate valve assembly machine |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113523752A (en) * | 2021-07-14 | 2021-10-22 | 上海凯特阀门制造有限公司 | Torsion device is decided in valve body installation |
CN113894520A (en) * | 2021-10-12 | 2022-01-07 | 嘉兴达鼎自动化科技有限公司 | Press cap mounting mechanism |
CN114310299A (en) * | 2022-01-18 | 2022-04-12 | 宁波堃源自动化科技有限公司 | Gas valve body assembly machine |
CN116810380A (en) * | 2023-08-30 | 2023-09-29 | 盐城法尔机械有限公司 | Gate valve assembly equipment |
-
2020
- 2020-03-11 CN CN202020291833.9U patent/CN212122322U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113523752A (en) * | 2021-07-14 | 2021-10-22 | 上海凯特阀门制造有限公司 | Torsion device is decided in valve body installation |
CN113894520A (en) * | 2021-10-12 | 2022-01-07 | 嘉兴达鼎自动化科技有限公司 | Press cap mounting mechanism |
CN114310299A (en) * | 2022-01-18 | 2022-04-12 | 宁波堃源自动化科技有限公司 | Gas valve body assembly machine |
CN116810380A (en) * | 2023-08-30 | 2023-09-29 | 盐城法尔机械有限公司 | Gate valve assembly equipment |
CN116810380B (en) * | 2023-08-30 | 2023-11-21 | 盐城法尔机械有限公司 | Gate valve assembly equipment |
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