CN115415791B - Automatic assembly device for inner assembly of valve - Google Patents
Automatic assembly device for inner assembly of valve Download PDFInfo
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- CN115415791B CN115415791B CN202211273123.3A CN202211273123A CN115415791B CN 115415791 B CN115415791 B CN 115415791B CN 202211273123 A CN202211273123 A CN 202211273123A CN 115415791 B CN115415791 B CN 115415791B
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- 239000000969 carrier Substances 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 11
- 210000003813 thumb Anatomy 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000011179 visual inspection Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 10
- 230000003028 elevating effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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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- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
Abstract
The invention discloses an automatic assembly device for an internal assembly of a valve, which comprises a rotary assembly platform and a valve casing pickup device arranged on one side of the rotary assembly platform, wherein a plurality of valve casing carriers are uniformly arranged on the rotary assembly platform along the circumferential direction, at least one internal assembly device is also arranged on the periphery of the rotary assembly platform along the circumferential direction, the internal assembly device comprises a translation device, a main lifting device, an auxiliary lifting device and an internal expansion pickup device, the translation part of the translation device is provided with the main lifting device, the lifting part of the main lifting device is provided with the auxiliary lifting device, the lifting part of the auxiliary lifting device is provided with the internal expansion pickup device, and the internal expansion part of the internal expansion pickup device is arranged corresponding to the carrying part of the valve casing carrier; the invention can carry out high-efficiency and accurate assembly of the internal parts aiming at the limited space inside the valve casing, and greatly improves the assembly efficiency of the internal parts of the valve casing.
Description
Technical Field
The invention belongs to the technical field of air valve assembly devices, and particularly relates to an automatic assembly device for an inner assembly of a valve.
Background
The air valve mainly comprises a valve shell, a valve core, a valve cover and other components, and when the air valve is assembled, besides the valve core is assembled inside the valve shell and the valve shell is sealed by adopting the valve cover, internal components such as a folding lug, a sealing ring, an inner sealing cover and the like are assembled inside the valve shell. Because the valve housing is small in reference, the internal assembly space is very limited, and therefore, the traditional air valve assembly is simply to directly assemble parts, such as a valve core, a valve cover and the like, which are large in volume and easy to position and assemble, into the valve housing by adopting a mechanical arm or a special clamp. However, small parts such as a folding lug, a sealing ring, an inner sealing cover and the like in the valve casing are usually installed by adopting a manual assembly mode. However, manual installation has the problems of low efficiency and easy installation errors or improper installation under huge workload. Therefore, in order to solve the problem that the inner space of the valve housing is very limited and the small-sized inner parts are difficult to pick up and assemble, a device which can adapt to the limited installation space and efficiently and accurately assemble the inner parts of the valve housing is needed.
Disclosure of Invention
The invention aims to provide an automatic assembly device for an inner assembly of a valve, which can adapt to the limited installation space in a valve housing and can efficiently and accurately assemble small-sized inner parts of the valve housing.
The invention is realized by the following technical scheme:
the utility model provides an automatic assembly device of subassembly in valve, includes rotatory assembly platform and sets up the valve casing pick-up device in rotatory assembly platform one side, evenly be provided with a plurality of valve casing carriers along circumference on the rotatory assembly platform, still be provided with at least one internals assembly device along circumference around the rotatory assembly platform, internals assembly device includes translation device, main elevating gear, auxiliary elevating gear, interior expanding pick-up device, be provided with main elevating gear on translation device's the translation portion, be provided with auxiliary elevating gear on main elevating gear's the elevating gear, be provided with interior expanding pick-up device on auxiliary elevating gear's the interior expanding portion corresponds the carrier portion setting of valve casing carrier.
The valve housing is picked up by the valve housing pick-up device and is placed on the valve housing carrier on the rotary assembly platform, and the valve housing is fixed by the valve housing carrier, so that the valve housing is in an upward vertical state with an opening. Through the rotation of the rotary assembly platform, the valve casing carrier and the valve casing on the valve casing carrier are driven to rotate, and then the valve casing rotates along with the rotation through the internal part assembly device. When the valve casing rotates to an assembly station corresponding to the internal part assembly device, the valve casing translates through a translation device in the internal part assembly device, the valve casing is lifted through the main lifting device, secondary fine adjustment lifting is performed through the auxiliary lifting device, the internal expansion pickup device is driven to move to the internal part feeding station, then the valve casing stretches into the inside of the annular or hollow internal part through the internal expansion pickup device, and the annular or hollow internal part is picked up through an internal expansion mode. And then the internal part is driven to move to a station corresponding to the valve casing, and the internal part is assembled in the valve casing through the cooperation of translation and lifting actions. And then the rotary assembly platform continues to rotate to drive the valve shell to rotate to a next internal part assembly station, and assembling the next internal part according to the mode until all internal parts are assembled, and then the assembled finished product is taken down from the valve shell carrier through the valve shell pickup device to carry out blanking.
Further, in order to better realize the invention, the internal expansion pick-up device comprises a pneumatic mounting seat, internal expansion clamping jaws and a clamping jaw traction device, wherein a plurality of internal expansion clamping jaws sliding along the circumferential diameter direction are uniformly arranged at the bottom of the pneumatic mounting seat along the circumferential direction, an inner cavity with an air port is axially arranged in the pneumatic mounting seat, the clamping jaw traction device is axially arranged in the inner cavity in a sliding manner, the bottom of the clamping jaw traction device extends to the outer side of the inner cavity and synchronously contacts with the plurality of internal expansion clamping jaws, the clamping jaw traction device drives the plurality of internal expansion clamping jaws to expand along the diameter direction away from the circle center when extending downwards, and drives the plurality of internal expansion clamping jaws to close along the diameter direction when retracting upwards.
The clamping jaw traction device performs fine adjustment and expansion along the axial direction of the pneumatic installation seat by itself, so that a plurality of internal expansion clamping jaws at the bottom of the pneumatic installation seat are driven to synchronously expand or synchronously fold. The inner expansion clamping jaw synchronously expands to tightly jack the inner ring of the inner piece, so that the inner expansion of the inner piece is picked up; the inner expanding clamping jaws are synchronously folded, so that the inner ring of the inner piece is not propped up any more, and the inner piece is loosened.
Further, in order to better realize the invention, the clamping jaw traction device comprises a pneumatic piston, a traction rod and a traction head, wherein the pneumatic piston is arranged in an inner cavity of a pneumatic installation seat in a sliding way, the bottom of the pneumatic piston is provided with the traction rod extending to the outer side of the inner cavity, the bottom of the traction rod is provided with the traction head, the bottom end of the traction head is sequentially provided with an expansion disc and a folding disc from top to bottom, the bottom edge of the expansion disc is provided with an expansion extrusion wedge block which protrudes downwards in an inclined way, and the top edge of the folding disc is provided with a folding extrusion wedge block which protrudes upwards in an inclined way; the expansion clamping jaw is sequentially provided with an expansion compression inclined plane matched with the expansion extrusion wedge block and a folding compression inclined plane matched with the folding extrusion wedge block from top to bottom.
Further, in order to better realize the invention, the device further comprises a limiting disc arranged at the bottom of the pneumatic installation seat, an expansion limiting groove is arranged on the limiting disc along the sliding direction of the internal expansion clamping jaw, the bottom of the internal expansion clamping jaw downwards passes through the expansion limiting groove, and a folding limiting block is arranged at the bottom of the limiting disc along the circumferential direction corresponding to the position between the adjacent internal expansion clamping jaws.
Furthermore, in order to better realize the invention, the outer side of the bottom of the folding limiting block is provided with a guide conical surface.
Further, in order to better realize the invention, the valve housing pickup device comprises an X-direction translation device, a Y-direction translation device, a first Z-direction lifting device and a second Z-direction lifting device, wherein the translation part of the X-direction translation device is respectively provided with the Y-direction translation device and the first Z-direction lifting device, and the translation part of the Y-direction translation device is provided with the second Z-direction lifting device; and the lifting parts of the first Z-direction lifting device and the second Z-direction lifting device are respectively provided with a telescopic clamping device.
Further, in order to better realize the invention, the telescopic clamping device comprises a telescopic cylinder, a pneumatic clamp, a thumb cylinder, a sliding block and a sliding rail which are in sliding connection, wherein the sliding block is arranged on one side of the telescopic cylinder, the sliding rail is arranged on lifting parts of the first Z-direction lifting device and the second Z-direction lifting device, the telescopic end of the telescopic cylinder is provided with the thumb cylinder, and the bottom of the thumb cylinder is provided with the openable pneumatic clamp.
Further, in order to better realize the invention, the valve housing carrier comprises a carrier mounting seat and a valve housing positioning block, wherein a plurality of positioning sliding grooves are formed in the top of the carrier mounting seat corresponding to the outer contour of the valve housing, a valve housing positioning block is arranged in the positioning sliding grooves in a sliding manner, and a positioning arc is arranged at the positioning end of the valve housing positioning block corresponding to the outer contour of the valve housing.
Further, in order to better realize the invention, the carrier mounting seat is provided with a positioning hole for the bottom of the valve casing to pass through and be matched with a positioning step at the outer side of the valve casing, and the positioning sliding groove is arranged along the circumferential direction of the positioning hole.
Furthermore, in order to better realize the invention, one side of the rotary assembly platform is also provided with a visual detection device corresponding to the blanking station.
Compared with the prior art, the invention has the following advantages:
according to the invention, the internal expansion pick-up device is arranged, the air inlet and outlet in the inner cavity of the pneumatic mounting seat are controlled, so that the clamping jaw traction device is driven to perform accurate linear movement along the axial stroke, the internal expansion clamping jaw is expanded and extruded or folded and extruded through the expansion and contraction of the clamping jaw traction device, the internal expansion clamping jaw is driven to perform synchronous expansion to pick up internal parts, the internal expansion clamping jaw is driven to perform synchronous folding to cancel the internal expansion pick-up of the internal parts, the problem that excessive space is occupied by traditional external clamping is avoided, and the internal parts can be assembled by using limited mounting space inside the valve housing; simultaneously, set up corresponding internals assembly quality to different internals assembly processes, cooperation rotation assembly platform drives the valve casing carrier and removes between each station simultaneously, and then realize driving the valve casing and carry out the rapid transit between each station, set up simultaneously can high-efficient pickup device who picks up empty valve casing and assembly back valve casing, and then the cooperation realizes empty valve casing and picks up, empty valve casing is transported, internals assembly, the high-efficient processing cycle of valve casing finished product unloading, and then has improved the efficiency and the accuracy of valve casing internals assembly greatly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the fitting device for internal parts;
FIG. 3 is a schematic view of the structure of the inner expansion pick-up device;
FIG. 4 is a schematic view of the structure of the jaw traction device;
FIG. 5 is a schematic view of the installation of a spacing disc;
fig. 6 is a schematic structural view of a valve housing pickup device;
fig. 7 is a schematic structural view of a valve housing carrier.
Wherein: 1-rotating an assembly platform; 2-a valve housing pickup; 3-a valve housing carrier; 4-internal fitting means; 21-X direction translation device; 22-Y direction translation device; 23-a first Z-direction lifting device; 24-a second Z-direction lifting device; 25-a telescopic clamping device; 31-a carrier mounting base; 32-a valve housing positioning block; 41-translation means; 42-a main lifting device; 43-auxiliary lifting device; 44-an internal expansion pickup device; 441-pneumatic mount; 442-inner expanding jaw; 443-jaw traction device; 444-limit plate; 4431-pneumatic piston; 4432-drawbar; 4433-traction head.
Detailed Description
Example 1:
the automatic assembly device for the valve inner assembly of the embodiment comprises a rotary assembly platform 1 and a valve casing pickup device 2 arranged on one side of the rotary assembly platform 1, wherein a plurality of valve casing carriers 3 are uniformly arranged on the rotary assembly platform 1 along the circumferential direction, and at least one internal assembly device 4 is also arranged on the rotary assembly platform 1 along the circumferential direction.
As shown in fig. 2, the internal part assembling device 4 includes a translation device 41, a main lifting device 42, an auxiliary lifting device 43, and an internal expansion pickup device 44, the main lifting device 42 is disposed on the translation portion of the translation device 41, the auxiliary lifting device 43 is disposed on the lifting portion of the main lifting device 42, the internal expansion pickup device 44 is disposed on the lifting portion of the auxiliary lifting device 43, and the internal expansion portion of the internal expansion pickup device 44 is disposed corresponding to the carrying portion of the valve housing carrier 3.
The rotary assembly platform 1 comprises a stepping rotary motor and an assembly platform arranged on a rotary shaft of the stepping rotary motor, and the assembly platform is driven to rotate step by step through the stepping rotary motor, so that the valve casing is driven to continuously move between stations. The assembly platform is provided with a processing station corresponding to a plurality of internal part assembly devices 4, a valve casing carrier 3 is arranged on the processing station, and the valve casing is positioned and fixed through the valve casing carrier 3.
The translation device 41 moves linearly between the valve housing feeding area and the top of the assembly platform, and the main lifting device 42 performs quick large-stroke vertical lifting, so that the valve housing can be quickly picked up. The auxiliary lifting device 43 performs a numerical lifting with a precise small stroke, avoiding damaging the valve housing when assembling the internal parts. The inner expansion pick-up device 44 picks up the annular or hollow inner member by an inner expansion manner, avoiding interference with the inner wall of the valve housing caused by a conventional outer clamping manner.
The three procedures of lug folding assembly, sealing ring assembly and sealing cover assembly required by the assembly of corresponding valve casing internals are provided, three internals assembly devices 4 are also arranged around the rotary assembly platform 1 along the circumferential direction, the three internals assembly devices 4 respectively pick up lugs, sealing rings and sealing covers, the rotation of the rotary assembly platform 1 is matched to drive the valve casing to move between the corresponding stations of the three procedures, and then continuous and efficient lug folding, sealing rings and sealing covers accurate assembly of the valve casing is realized.
Example 2:
the embodiment is further optimized based on embodiment 1, as shown in fig. 3, the internal expansion pickup device 44 includes a pneumatic mounting seat 441, internal expansion clamping jaws 442, and a clamping jaw traction device 443, a plurality of internal expansion clamping jaws 442 sliding along a circumferential diameter direction are uniformly disposed at a bottom of the pneumatic mounting seat 441 along a circumferential direction, an inner cavity with an air port is axially disposed inside the pneumatic mounting seat 441, a clamping jaw traction device 443 is disposed in the inner cavity along an axial direction in a sliding manner, a bottom of the clamping jaw traction device 443 extends to an outer side of the inner cavity and is in synchronous contact with the plurality of internal expansion clamping jaws 442, and the clamping jaw traction device 443 drives the plurality of internal expansion clamping jaws 442 to expand away from a circle center along a diameter direction when extending downward, and drives the plurality of internal expansion clamping jaws 442 to close along a diameter direction when retracting upward.
The bottom of pneumatic mount 441 evenly is provided with a plurality of spouts along circumference, and the spout sets up along the diameter direction through the centre of a circle, and the top and the spout sliding connection of interior expanding jaw 442. The pneumatic mounting seat 441 is provided with a first air port and a second air port which are connected with the inner cavity, when the first air port is used for air intake and the second air port is used for air exhaust, the downward air pressure drives the clamping jaw traction device 443 to extend downwards, so that the plurality of internal expansion clamping jaws 442 are driven to expand along the diameter direction away from the circle center, and internal expansion pickup of internal parts is realized. When the first air port is exhausted and the second air port is charged, the clamping jaw traction device 443 is driven to retract upwards by upward air pressure, so that the plurality of internal expansion clamping jaws 442 are driven to close along the diameter direction and close to the circle center, and the internal parts are loosened.
Other portions of this embodiment are the same as those of embodiment 1, and thus will not be described in detail.
Example 3:
the embodiment is further optimized based on the above embodiment 1 or 2, as shown in fig. 4, the clamping jaw traction device 443 includes a pneumatic piston 4431, a traction rod 4432, and a traction head 4433, the pneumatic piston 4431 is slidably disposed in an inner cavity of the pneumatic mounting seat 441, the bottom of the pneumatic piston 4431 is provided with the traction rod 4432 extending to the outer side of the inner cavity, the bottom of the traction rod 4432 is provided with the traction head 4433, the bottom end of the traction head 4433 is sequentially provided with an expansion disc and a folding disc from top to bottom, the bottom edge of the expansion disc is provided with an expansion extrusion wedge protruding downward, and the top edge of the folding disc is provided with a folding extrusion wedge protruding upward obliquely; the expanding jaw 442 is provided with an expanding compression inclined plane matched with the expanding extrusion wedge block and a folding compression inclined plane matched with the folding extrusion wedge block from top to bottom.
When the first air port is used for air intake and the second air port is used for air exhaust, the air pressure pushes the air piston 4431 downwards, and then the traction rod 4432 drives the traction head 4433 to extend downwards, at the moment, the expansion extrusion wedge blocks on the expansion disc at the outer side of the traction head 4433 downwards extrude the expansion pressure inclined surfaces on the inner expansion clamping jaw 442, and the folding extrusion wedge blocks on the folding disc are separated from the folding pressure inclined surfaces, so that the inner expansion clamping jaw 442 is subjected to outward thrust to slide and expand along the sliding groove. When the first air port is exhausted and the second air port is admitted, the air pressure pushes the air piston 4431 upwards, and the traction head 4433 is driven to retract upwards by the traction rod 4432, at this time, the expansion extrusion wedge on the expansion disc at the outer side of the traction head 4433 is separated from the expansion compression inclined plane on the inner expansion clamping jaw 442, and the folding extrusion wedge on the folding disc extrudes the folding compression inclined plane upwards, so that the inner expansion clamping jaw 442 is pushed inwards to slide and fold along the sliding groove.
Other portions of this embodiment are the same as those of embodiment 1 or 2 described above, and thus will not be described again.
Example 4:
the present embodiment is further optimized based on any one of the foregoing embodiments 1 to 3, as shown in fig. 3 and 5, and further includes a limiting plate 444 disposed at the bottom of the pneumatic mounting seat 441, an expansion limiting groove is disposed on the limiting plate 444 along the sliding direction of the inner expanding jaw 442, the bottom of the inner expanding jaw 442 passes through the expansion limiting groove downward, and a folding limiting block is disposed at the bottom of the limiting plate 444 along the circumferential direction corresponding to the position between adjacent inner expanding jaws 442.
When the internal expansion clamping jaw 442 expands and slides along the sliding groove, until one side of the internal expansion clamping jaw 442 contacts with the end of the expansion limiting groove, the expansion sliding stroke of the internal expansion clamping jaw 442 is limited by the expansion limiting groove, so that the internal expansion clamping jaw 442 is prevented from expanding and damaging the internal part and the valve casing. Similarly, when the internal expansion clamping jaw 442 folds and slides along the sliding groove, the adjacent internal expansion clamping jaws 442 are contacted with two sides of the folding limiting block respectively, the folding sliding stroke of the internal expansion clamping jaw 442 is limited by the folding limiting block, and the internal expansion clamping jaw 442 is prevented from being mutually extruded and damaged due to the folding position of the internal expansion clamping jaw 442.
Furthermore, the outside of the bottom of the folding limiting block is provided with a guiding conical surface, the guiding conical surface is arranged corresponding to the chamfer of the inner hole at the top of the valve casing, and a certain guiding effect is realized through the cooperation of the guiding conical surface and the chamfer.
Other portions of this embodiment are the same as any of embodiments 1 to 3 described above, and thus will not be described again.
Example 5:
the embodiment is further optimized on the basis of any one of the above embodiments 1 to 4, as shown in fig. 6, the valve housing pickup device 2 includes an X-direction translation device 21, a Y-direction translation device 22, a first Z-direction lifting device 23, and a second Z-direction lifting device 24, where the translation part of the X-direction translation device 21 is respectively provided with the Y-direction translation device 22 and the first Z-direction lifting device 23, and the translation part of the Y-direction translation device 22 is provided with the second Z-direction lifting device 24; the lifting parts of the first Z-direction lifting device 23 and the second Z-direction lifting device 24 are respectively provided with a telescopic clamping device 25.
An X-direction translation frame is arranged on the translation part of the X-direction translation device 21, a Y-direction translation device 22 is arranged on the X-direction translation frame along the Y-direction, and a first Z-direction lifting device 23 is arranged on one side of the end part of the X-direction translation frame. The translation part of the X-direction translation device 21 drives the Y-direction translation device 22 to translate with the first Z-direction lifting device 23 in the X direction, the first Z-direction lifting device 23 corresponds to the blanking station of the rotary assembly platform 1, and the first Z-direction lifting device 23 drives the telescopic clamping device 25 to directly pick up the valve casing assembled on the blanking station.
The second Z-direction lifting device 24 is disposed on the translation portion of the Y-direction translation device 22, and the second Z-direction lifting device 24 is driven to translate along the X-direction and the Y-direction by the translational cooperation of the X-direction translation device 21 and the Y-direction translation device 22. The second Z-direction lifting device 24 is arranged corresponding to the valve casing feeding station, and the telescopic clamping device 25 is driven to directly pick up the hollow valve casing on the valve casing feeding station through lifting of the second Z-direction lifting device 24.
Further, the telescopic clamping device 25 comprises a telescopic cylinder, a pneumatic clamp, a thumb cylinder, a sliding block and a sliding rail, wherein the sliding block is arranged on one side of the telescopic cylinder, the sliding rail is arranged on lifting parts of the first Z-direction lifting device 23 and the second Z-direction lifting device 24, the thumb cylinder is arranged at the telescopic end of the telescopic cylinder, and the openable pneumatic clamp is arranged at the bottom of the thumb cylinder.
Further, a positioning V-shaped groove is arranged on the clamping surface of the pneumatic clamp.
Other portions of this embodiment are the same as any of embodiments 1 to 4 described above, and thus will not be described again.
Example 6:
the present embodiment is further optimized based on any one of the foregoing embodiments 1 to 5, as shown in fig. 7, the valve housing carrier 3 includes a carrier mounting seat 31 and a valve housing positioning block 32, a plurality of positioning sliding grooves are disposed on the top of the carrier mounting seat 31 corresponding to the outer contour of the valve housing, the valve housing positioning block 32 is slidably disposed in the positioning sliding grooves, and a positioning arc is disposed on the positioning end of the valve housing positioning block 32 corresponding to the outer contour of the valve housing.
The valve housing positioning block 32 is slid along the positioning sliding groove, so that the position relationship between the valve housing positioning block 32 and the outer side surface of the valve housing can be adjusted, and the valve housing positioning block is suitable for compatible fixation of valve housings with different specifications. Meanwhile, a fastening screw hole is provided in the valve housing positioning block 32, and a fastening bolt is provided in the fastening screw hole. After the position of the valve housing positioning block 32 is adjusted, the fastening bolt is screwed down, so that the valve housing positioning block 32 is tightly propped up by the fastening bolt, and the valve housing positioning block 32 is fixed.
Further, the carrier mounting seat 31 is provided with a positioning hole for the bottom of the valve casing to pass through and match with the positioning step at the outer side of the valve casing, and the positioning chute is arranged along the circumference of the positioning hole. The top end face of the positioning hole is matched with the step face of the positioning step, so that the valve housing is axially positioned.
Other portions of this embodiment are the same as any of embodiments 1 to 5 described above, and thus will not be described again.
Example 7:
the embodiment is further optimized based on any one of the embodiments 1 to 6, a visual detection device is further arranged on one side of the rotary assembly platform 1 corresponding to the blanking station, the visual detection device comprises a visual detection camera, an image of the interior of the valve casing is shot through the visual detection camera, and whether the internal part is installed in place is judged through the shot image.
Other portions of this embodiment are the same as any of embodiments 1 to 6 described above, and thus will not be described again.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present invention fall within the scope of the present invention.
Claims (7)
1. The automatic assembly device for the valve inner assembly comprises a rotary assembly platform (1) and a valve casing pickup device (2) arranged on one side of the rotary assembly platform (1), and is characterized in that a plurality of valve casing carriers (3) are uniformly arranged on the rotary assembly platform (1) along the circumferential direction, at least one inner part assembly device (4) is also arranged on the periphery of the rotary assembly platform (1), the inner part assembly device (4) comprises a translation device (41), a main lifting device (42), an auxiliary lifting device (43) and an inner expansion pickup device (44), the translation part of the translation device (41) is provided with the main lifting device (42), the lifting part of the main lifting device (42) is provided with the auxiliary lifting device (43), the lifting part of the auxiliary lifting device (43) is provided with the inner expansion pickup device (44), and the inner expansion part of the inner expansion pickup device (44) is arranged corresponding to the carrier part of the valve casing carriers (3);
the inner expansion pick-up device (44) comprises a pneumatic mounting seat (441), inner expansion clamping jaws (442) and clamping jaw traction devices (443), wherein a plurality of inner expansion clamping jaws (442) sliding along the circumferential diameter direction are uniformly arranged at the bottom of the pneumatic mounting seat (441) along the circumferential direction, an inner cavity with an air port is axially arranged inside the pneumatic mounting seat (441), the clamping jaw traction devices (443) are axially arranged in the inner cavity in a sliding manner, the bottoms of the clamping jaw traction devices (443) extend to the outer side of the inner cavity and are in synchronous contact with the plurality of inner expansion clamping jaws (442), the clamping jaw traction devices (443) drive the plurality of inner expansion clamping jaws (442) to be far away from the circle center along the diameter direction when extending downwards, and the clamping jaw traction devices (443) drive the plurality of inner expansion clamping jaws (442) to be close along the diameter direction when retracting upwards;
the clamping jaw traction device (443) comprises a pneumatic piston (4431), a traction rod (4432) and a traction head (4433), wherein the pneumatic piston (4431) is arranged in an inner cavity of a pneumatic installation seat (441) in a sliding mode, the traction rod (4432) extending to the outer side of the inner cavity is arranged at the bottom of the pneumatic piston (4431), the traction head (4433) is arranged at the bottom of the traction rod (4432), an expansion disc and a folding disc are sequentially arranged at the bottom end of the traction head (4433) from top to bottom, an expansion extrusion wedge block protruding downwards in an inclined mode is arranged at the bottom edge of the expansion disc, and a folding extrusion wedge block protruding upwards in an inclined mode is arranged at the top edge of the folding disc; an expansion compression inclined plane matched with the expansion extrusion wedge block and a folding compression inclined plane matched with the folding extrusion wedge block are sequentially arranged on the internal expansion clamping jaw (442) from top to bottom;
the device is characterized by further comprising a limiting disc (444) arranged at the bottom of the pneumatic mounting seat (441), wherein an expansion limiting groove is formed in the limiting disc (444) along the sliding direction of the internal expansion clamping jaw (442), the bottom of the internal expansion clamping jaw (442) downwards penetrates through the expansion limiting groove, and a folding limiting block is arranged at the bottom of the limiting disc (444) in the circumferential direction corresponding to the position between the adjacent internal expansion clamping jaws (442).
2. The automatic assembly device for the valve inner assemblies according to claim 1, wherein a guiding conical surface is arranged on the outer side of the bottom of the folding limiting block.
3. An automatic assembly device for an internal valve assembly according to claim 1 or 2, wherein the valve housing pick-up device (2) comprises an X-direction translation device (21), a Y-direction translation device (22), a first Z-direction lifting device (23) and a second Z-direction lifting device (24), the translation part of the X-direction translation device (21) is respectively provided with the Y-direction translation device (22) and the first Z-direction lifting device (23), and the translation part of the Y-direction translation device (22) is provided with the second Z-direction lifting device (24); the lifting parts of the first Z-direction lifting device (23) and the second Z-direction lifting device (24) are respectively provided with a telescopic clamping device (25).
4. An automated valve inner assembly device according to claim 3, wherein the telescopic clamping device (25) comprises a telescopic cylinder, a pneumatic clamp, a thumb cylinder, a sliding block and a sliding rail which are in sliding connection, wherein the sliding block is arranged on one side of the telescopic cylinder, the sliding rail is arranged on lifting parts of the first Z-direction lifting device (23) and the second Z-direction lifting device (24), the telescopic end of the telescopic cylinder is provided with the thumb cylinder, and the bottom of the thumb cylinder is provided with the openable pneumatic clamp.
5. An automated valve inner assembly device according to claim 1 or 2, wherein the valve housing carrier (3) comprises a carrier mounting seat (31) and a valve housing positioning block (32), a plurality of positioning sliding grooves are formed in the top of the carrier mounting seat (31) corresponding to the outer contour of the valve housing, the valve housing positioning block (32) is slidably arranged in the positioning sliding grooves, and a positioning arc is formed in the positioning end of the valve housing positioning block (32) corresponding to the outer contour of the valve housing.
6. An automated valve inner assembly device according to claim 5, wherein the carrier mounting base (31) is provided with a positioning hole for the bottom of the valve housing to pass through and cooperate with a positioning step on the outer side of the valve housing, and the positioning chute is provided along the circumferential direction of the positioning hole.
7. An automated assembly device for components in a valve according to claim 1 or 2, wherein a visual inspection device is further provided on one side of the rotary assembly platform (1) corresponding to the blanking station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211273123.3A CN115415791B (en) | 2022-10-18 | 2022-10-18 | Automatic assembly device for inner assembly of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211273123.3A CN115415791B (en) | 2022-10-18 | 2022-10-18 | Automatic assembly device for inner assembly of valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115415791A CN115415791A (en) | 2022-12-02 |
| CN115415791B true CN115415791B (en) | 2023-10-27 |
Family
ID=84208127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211273123.3A Active CN115415791B (en) | 2022-10-18 | 2022-10-18 | Automatic assembly device for inner assembly of valve |
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| CN212601892U (en) * | 2020-07-21 | 2021-02-26 | 深圳市拓智者科技有限公司 | Expanding clamping jaw in manipulator |
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| CN215659330U (en) * | 2021-06-01 | 2022-01-28 | 江苏特贝尔精密机械科技有限公司 | Parallel internal expansion chuck device for cylindrical grinding |
| CN114046364A (en) * | 2021-10-12 | 2022-02-15 | 魏海武 | Steel cylinder valve and valve assembling device |
| CN114273916A (en) * | 2022-01-20 | 2022-04-05 | 国泰达鸣精密机件（深圳）有限公司 | Automatic valve assembling equipment |
| CN114789338A (en) * | 2022-05-10 | 2022-07-26 | 力创科技股份有限公司 | Automatic intelligent ball valve assembling equipment and method for water meter machining |
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2022
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| US5149111A (en) * | 1989-04-20 | 1992-09-22 | Sil Han | Distortion-free expansion/contraction arbor or chuck assembly |
| EP2025471A2 (en) * | 2007-08-17 | 2009-02-18 | Pasquale Dipl.-Ing Cianci | Pull-down tensioning device |
| CN205324774U (en) * | 2015-12-29 | 2016-06-22 | 茂名市第二高级技工学校 | Thin wall part internal expanding formula anchor clamps |
| CN206123261U (en) * | 2016-11-04 | 2017-04-26 | 台州市格特电机有限公司 | Frock expands in parallel |
| CN206170101U (en) * | 2016-11-07 | 2017-05-17 | 浙江宇龙汽车零部件有限公司 | Pick engine cylinder block's machine staff claw |
| CN108687369A (en) * | 2017-04-06 | 2018-10-23 | 宁波立强机械有限公司 | Swollen location structure and processing technology in one kind |
| CN208961028U (en) * | 2018-09-04 | 2019-06-11 | 菲斯达精密工业部件（苏州）有限公司 | Air throttle of car OCV valve pocket internal-expansion type fixture |
| CN109648329A (en) * | 2019-01-15 | 2019-04-19 | 东莞市倍思特自动化科技有限公司 | A kind of water pump valve component assembling equipment |
| CN210080757U (en) * | 2019-04-02 | 2020-02-18 | 天津普天单向器有限公司 | Special internal expanding clamp replacing excircle spring clamp means |
| CN110526041A (en) * | 2019-09-27 | 2019-12-03 | 广东利元亨智能装备股份有限公司 | Expansion mechanism and winding mechanism |
| CN111168379A (en) * | 2020-01-17 | 2020-05-19 | 宁波力品格自动化科技有限公司 | Valve body assembly preassembling equipment of controllable gas spring |
| CN212601892U (en) * | 2020-07-21 | 2021-02-26 | 深圳市拓智者科技有限公司 | Expanding clamping jaw in manipulator |
| CN215659330U (en) * | 2021-06-01 | 2022-01-28 | 江苏特贝尔精密机械科技有限公司 | Parallel internal expansion chuck device for cylindrical grinding |
| CN113560911A (en) * | 2021-08-11 | 2021-10-29 | 浙江威尼特机械科技有限公司 | Novel internal expanding beveling machine |
| CN114046364A (en) * | 2021-10-12 | 2022-02-15 | 魏海武 | Steel cylinder valve and valve assembling device |
| CN114273916A (en) * | 2022-01-20 | 2022-04-05 | 国泰达鸣精密机件（深圳）有限公司 | Automatic valve assembling equipment |
| CN114789338A (en) * | 2022-05-10 | 2022-07-26 | 力创科技股份有限公司 | Automatic intelligent ball valve assembling equipment and method for water meter machining |
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| Publication number | Publication date |
|---|---|
| CN115415791A (en) | 2022-12-02 |
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