CN115229463B - Automatic press-fitting device for water nozzle - Google Patents

Automatic press-fitting device for water nozzle Download PDF

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Publication number
CN115229463B
CN115229463B CN202210868688.XA CN202210868688A CN115229463B CN 115229463 B CN115229463 B CN 115229463B CN 202210868688 A CN202210868688 A CN 202210868688A CN 115229463 B CN115229463 B CN 115229463B
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China
Prior art keywords
lifting
seat
plate
water nozzle
fixed
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Application number
CN202210868688.XA
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Chinese (zh)
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CN115229463A (en
Inventor
徐光新
毛鑫
张书净
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Wuxi Lihu New Quality Energy Saving Technology Co ltd
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Wuxi Lihu Corp Ltd
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Priority to CN202210868688.XA priority Critical patent/CN115229463B/en
Publication of CN115229463A publication Critical patent/CN115229463A/en
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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
    • B23P19/02—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 for connecting objects by press fit or for detaching same
    • B23P19/027—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 for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
    • 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
    • B23P19/001—Article feeders for assembling machines
    • 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
    • B23P19/001—Article feeders for assembling machines
    • B23P19/007—Picking-up and placing mechanisms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention relates to a press-fitting device, in particular to an automatic press-fitting device for a water nozzle, which comprises the following components: a clamping device for clamping the scroll; the lifting device is arranged on the clamping device and is positioned above the clamping device; the driving device is arranged on the lifting device; the insertion device is arranged on the driving device and used for clamping or loosening the water nozzle, and the water nozzle and the connecting hole on the volute are coaxial; the lifting device presses the water nozzle into the connecting hole through the inserting device. The automatic pressing device for the water nozzle can enable the water nozzle to be vertically inserted into the connecting hole, and can automatically press the water nozzle into the connecting hole, so that waste products are not easy to generate, and the pressing efficiency is high.

Description

Automatic press-fitting device for water nozzle
Technical Field
The invention relates to press-fitting equipment, in particular to an automatic press-fitting device for a water nozzle.
Background
The turbine booster shell is provided with a water nozzle, and the temperature is reduced through the water nozzle. The water nozzle is installed after the processing of the turbo charging shell is finished, a manual press-fitting mode is mainly adopted at present, the volute is placed on the clamp first, the volute is aligned, then the water nozzle is inserted into the connecting hole, and the hydraulic cylinder is started to press the water nozzle into the connecting hole. Because the manual water injection nozzle is inserted, the water injection nozzle can be inclined sometimes, so that the water injection nozzle cannot be pressed into the connecting hole normally to cause the scroll to be scrapped, the damage is larger, and meanwhile, the efficiency of manual press fitting is lower, and the labor intensity is high.
Disclosure of Invention
In order to solve the problems, the invention provides the automatic water nozzle press-fitting device which is convenient for clamping the volute, can automatically insert the water nozzle into the connecting hole and press-fitting the water nozzle automatically, has high efficiency and is not easy to produce waste products, and the specific technical scheme is as follows:
an automatic press-fitting device for a water nozzle, comprising: a clamping device for clamping the scroll; the lifting device is arranged on the clamping device and is positioned above the clamping device; the driving device is arranged on the lifting device; the insertion device is arranged on the driving device and used for clamping or loosening the water nozzle, and the water nozzle and the connecting hole on the volute are coaxial; the lifting device presses the water nozzle into the connecting hole through the inserting device.
Preferably, the clamping device comprises: a base; the positioning seat is fixed on the base; the positioning shaft is fixed on the positioning seat, a vortex hole of the volute is inserted into the positioning shaft, and the end face of the volute is pressed on the top of the positioning seat; the rotary hydraulic cylinders are provided with a plurality of rotary hydraulic cylinders and are fixed on the positioning seat and used for compressing the volute on the positioning seat; and the positioning rod is arranged on the positioning seat and is used for propping against the side plane of the volute.
Further, the method further comprises the following steps: the side pressure cylinder is fixed on the positioning seat and is arranged opposite to one side of the boss of the volute, and the side pressure cylinder is used for pressing the side plane on the positioning rod through the boss.
Preferably, the method further comprises: the positioning adjusting seat is fixed on the base, and the positioning rod is arranged on the positioning adjusting seat; and the supporting seat is fixed on the base and is arranged opposite to the flange of the volute.
Preferably, the lifting device includes: a first base plate fixed to the clamping device; the bottom of the first guide rod is fixed at the top of the first bottom plate and provided with a plurality of guide rods; the first bottom plate is fixed on the top of the first guide rod; the lifting hydraulic cylinder is fixed at the top of the second bottom plate; the first lifting plate is fixed on a piston rod of the lifting hydraulic cylinder and is movably inserted on the first guide rod; the lifting guide rods are provided with a plurality of lifting guide rods, and the lifting guide rods are inserted on the first bottom plate in a sliding manner and are connected with the first lifting plate; and the second lifting plate is fixed at the bottom of the lifting guide rod and positioned below the first bottom plate, and the inserting device is arranged on the second lifting plate.
Preferably, the method further comprises: the pressure sensor is arranged between the lifting hydraulic cylinder and the first lifting plate; a displacement sensor mounted on the first base plate; and the adjusting rod is arranged on the first lifting plate and is opposite to the displacement sensor.
Preferably, the method further comprises: the limiting block is fixed on the first lifting plate; and the limiting rod is arranged on the first bottom plate and is arranged opposite to the limiting block.
Preferably, the insertion device includes: the inserting seat is provided with a lifting groove and is arranged on the driving device; the insertion guide rods are movably inserted at two sides of the lifting groove; the lifting seat is fixed on the insertion guide rod and is movably inserted into the lifting groove; the inserting spring is movably inserted on the inserting guide rod, and two ends of the inserting spring are respectively connected with the inserting seat and the lifting seat; the end part of the left clamping plate is hinged to the bottom of the lifting seat and is positioned in the lifting groove, and a left clamping groove is formed in the left clamping plate; and the right clamping plate is provided with a right clamping groove, and the end part of the right clamping plate is hinged to the bottom of the lifting seat and is symmetrically arranged with the left clamping plate.
Further, the method further comprises the following steps: the anti-drop seat is fixed on one of the insertion guide rods, the anti-drop seat is arranged opposite to the bottom of the insertion seat, a guide sliding rod is further arranged on the anti-drop seat, and the guide sliding rod is inserted into a guide sliding groove of the insertion seat in a sliding manner; and the anti-falling screw is arranged on the anti-falling seat and used for fixing the insertion guide rod.
Preferably, the driving device includes: the driving cylinder is fixed on the lifting device; and the driving rod is arranged on the driving cylinder, is arranged opposite to the lifting seat and is used for driving the lifting seat to lift.
Compared with the prior art, the invention has the following beneficial effects:
the automatic pressing device for the water nozzle can enable the water nozzle to be vertically inserted into the connecting hole, and can automatically press the water nozzle into the connecting hole, so that waste products are not easy to generate, and the pressing efficiency is high.
Drawings
FIG. 1 is a schematic view of a water tap automatic press-fitting device;
FIG. 2 is a front view of an automatic press-fitting device for a water nozzle;
FIG. 3 is a schematic structural view of the clamping device;
FIG. 4 is a top view of the clamping scroll by the clamping device;
FIG. 5 is a schematic view of the structure of the lifting device;
FIG. 6 is a schematic view of the structure of the insertion device;
FIG. 7 is a cross-sectional view of an insertion device;
FIG. 8 is an exploded view of the insertion device;
fig. 9 is a schematic view of the structure of the scroll.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
As shown in fig. 1 to 9, an automatic press-fitting device for a water nozzle includes a clamping device 5, a lifting device 1, a driving device, and an insertion device 4.
The clamping device 5 comprises: base 51, positioning seat 52, location axle 53, rotary hydraulic cylinder 57, locating lever 63, location adjustment seat 62, side pressure cylinder 61 and supporting seat 58. Four adjusting feet 55 are arranged at the bottom of the base 51, the adjusting feet 55 are convenient to adjust the level and the height, a plurality of handles 56 are arranged at the top of the base 51, and the handles 56 are convenient to carry. The positioning seat 52 is circular, the positioning seat 52 is arranged on the positioning bottom plate 54, the positioning bottom plate 54 is fixed on the base 51, and the top of the positioning seat 52 is processed into a plane and matched with the end face of the volute 9 for plane positioning of the volute 9. The positioning shaft 53 is fixed on the axis of the positioning seat 52, the positioning shaft 53 is used for being inserted on the vortex hole 91 of the volute 9, the diameter of the positioning shaft 53 is matched with the vortex hole 91, and the positioning shaft 53 realizes radial positioning of the volute 9.
The two rotary hydraulic cylinders 57 are fixed on the positioning base plate 54 and symmetrically positioned on two sides of the positioning seat 52, the rotary hydraulic cylinders 57 are used for pressing the volute 9 on the positioning seat 52, and the rotary hydraulic cylinders 57 and the positioning seat 52 realize axial positioning.
The positioning adjusting seat 62 is installed on the positioning bottom plate 54 and is located on one side of the positioning seat 52, the positioning rod 63 is connected with the positioning adjusting seat 62 through threads, and the end face of the positioning rod 63 is opposite to the side plane 93 of the volute 9 and is used for abutting against the side plane 93 to achieve positioning of the volute 9. The positioning rod 63 is a fine thread, and can accurately adjust the position.
The side pressure cylinder 61 is fixed on the positioning base plate 54 and is located on one side of the positioning seat 52, and the side pressure cylinder 61 is also disposed opposite to one side of the boss 95 of the scroll 9 for pressing the side plane 93 against the positioning rod 63 through the boss 95. The piston rod end of the side pressure cylinder 61 is provided with a side pressure head. When the volute 9 is inserted onto the positioning shaft 53, the side pressure cylinder 61 can be started first, the piston rod of the side pressure cylinder 61 extends out, the side pressure head abuts against the side surface of the boss 95, then the volute 9 is pushed to rotate, the side plane 93 of the volute 9 is pressed against the end part of the positioning rod 63, positioning precision is improved, and the problem that when the side plane 93 is manually abutted against the positioning rod 63, the side plane 93 is not pressed against the positioning rod 63, so that the axis of the connecting hole 92 is not overlapped with the axis of the water nozzle 8 on the insertion device 4, and subsequent pressing is affected is avoided; while improving safety against operator pressure by the rotary cylinder 57. The side pressure cylinder 61 facilitates positioning while improving positioning accuracy, positioning reliability, and safety.
The supporting seat 58 is fixed on the positioning bottom plate 54 and is positioned on one side of the positioning adjusting seat 62, the top of the supporting seat 58 is opposite to the flange 94 of the volute 9 and is used for supporting the flange 94 of the volute 9, the connecting hole 92 is positioned on one side of the flange 94, the supporting seat 58 enables the flange 94 to be supported, the volute 9 is prevented from being lifted when the water nozzle 8 is pressed in, the pressing reliability is improved, the assembling precision is ensured, the water nozzle 8 is prevented from being obliquely pressed in due to the lifting of the volute 9, the pressing failure is caused, and the pressing quality of the water nozzle 8 is effectively ensured.
The lifting device 1 comprises a first base plate 15, a first guide rod 16, a second base plate 12, a lifting hydraulic cylinder 11, a first lifting plate 13, a lifting guide rod 21, a second lifting plate 23, a pressure sensor 14, a displacement sensor 24 and an adjusting rod 26. Two connecting rods 29 are symmetrically arranged at the bottom of the first bottom plate 15, the connecting rods 29 are further fixed on the base 51, and the connecting rods 29 enable the first bottom plate 15 to be located above the locating seats 52. The first guide rods 16 are four, the bottoms of the first guide rods 16 are fixed at the top of the first bottom plate 15, the top of the first guide rods 16 is connected with the second bottom plate 12, and the second bottom plate 12 is provided with the lifting hydraulic cylinder 11. The first lifting plate 13 is provided with four first linear bearings 17, and the first linear bearings 17 are slidably mounted on the first guide rod 16. The pressure sensor 14 is installed at the top of the first lifting plate 13 and is connected with a piston rod of the lifting hydraulic cylinder 11, and is used for controlling the force of press fitting, ensuring the consistency of pressure, enabling the press fitting to be performed by adopting the set pressure, and simultaneously being capable of preventing the water nozzle 8 or the volute 9 from being crushed. The bottom of the first lifting plate 13 is symmetrically provided with two lifting guide rods 21, the lifting guide rods 21 are slidably inserted on a second linear bearing 22, and the second linear bearing 22 is fixed on the first bottom plate 15. The top of the second lifting plate 23 is fixed to the bottom of the lifting guide bar 21, and the second lifting plate 23 is located below the first bottom plate 15. Stability is improved by two stages of lifting. The first guide rods 16 are used for providing guiding and lifting of press fitting, the lifting guide rods 21 provide guiding of press fitting for the inserting device 4, the first guide rods 16 are located above the first bottom plate 15, the volute 9 can be conveniently installed in the clamping device 5, interference is avoided, meanwhile, the structure is compact, if only the first guide rods 16 are adopted for lifting guiding, the bottoms of the four first guide rods 16 are required to be installed on the base 51, the clamping device 5 is required to be avoided, the size is large, the volute 9 is located in the four guide rods, the volute 9 is inconvenient to install in the positioning shaft 53, the volute 9 is easy to collide with the first guide rods 16, the quality of the volute 9 is affected, and meanwhile, the press fitting efficiency is affected. Therefore, a more complex secondary lifting structure is adopted, so that the clamping of the volute 9 is facilitated, the volute 9 is prevented from being scratched and damaged, and the structure is more compact.
The displacement sensor 24 is installed on one side of the first bottom plate 15, the adjusting rod 26 is installed on the displacement adjusting seat 25 through threads, the displacement adjusting seat 25 is installed on one side of the first lifting plate 13, the adjusting rod 26 is arranged opposite to the displacement sensor 24, the adjusting rod 26 is used for adjusting the detection height of the displacement sensor 24, the displacement sensor 24 is used for detecting the descending height of the first lifting plate 13, and the lifting hydraulic cylinder 11 is controlled through displacement. The pressure and displacement are combined to realize double control, so that the pressing reliability of the water nozzle 8 is effectively ensured, the proper pressure can be ensured, the pressing size is ensured to be qualified, the assembly consistency is ensured, and the assembly quality is improved.
In order to improve the accuracy of the size of impressing, still include stopper 18 and gag lever post 19, stopper 18 symmetry is fixed in the bottom of first lifter plate 13, and gag lever post 19 passes through the screw thread to be installed on first bottom plate 15, and sets up with stopper 18 relatively, and when first lifter plate 13 descends, stopper 18 and gag lever post 19 control the height that descends realizes spacing, and then has guaranteed the depth of impressing of water injection well choke 8. The limiting block 18 and the limiting rod 19 are quenched, the hardness is guaranteed, and the height of the limiting rod 19 can be adjusted, so that the pressing depth of the water nozzle 8 meets the requirement.
The driving device comprises a driving cylinder 31 and a driving rod 32, wherein the driving cylinder 31 is fixed on the top of the second lifting plate 23 and is coaxial with the lifting hydraulic cylinder 11, and the driving cylinder 31 is positioned between the second lifting plate 23 and the first bottom plate 15. The driving rod 32 is fixed on the piston rod of the driving cylinder 31 and movably penetrates through the second lifting plate 23, and the driving rod 32 and the driving cylinder 31 are coaxially arranged.
The insertion device 4 includes an insertion seat 41, an insertion guide rod 47, a lifting seat 43, an insertion spring 46, a left clamp plate 44, and a right clamp plate 45. The insertion seat 41 is installed at the bottom of the second lifting plate 23, the insertion seat 41 is provided with a lifting slot 411, and the bottoms of the insertion guide rods 47 are movably inserted at both sides of the lifting slot 411 and symmetrically arranged. The top of the insertion guide rod 47 is fixed on the top of the lifting seat 43, and the lifting seat 43 is movably inserted in the lifting slot 411. The insertion spring 46 is movably inserted on the insertion guide rod 47, and both ends thereof are respectively connected with the insertion seat 41 and the lifting seat 43. The left clamping plate 44 and the right clamping plate 45 are of symmetrical structures and are symmetrically hinged to the bottom of the lifting seat 43, the left clamping groove 441 and the right clamping groove 451 are respectively arranged on the left clamping plate 44 and the right clamping plate 45, and the left clamping groove 441 and the right clamping groove 451 are matched with the water nozzle 8 in shape, so that the water nozzle 8 is fixed. Because the water nozzle 8 is L-shaped and needs to be pressed into the connecting hole 92 under certain pressure, the connecting hole 92 is in interference fit with the water nozzle 8, and the connecting strength is ensured. The insertion spring 46 makes the left and right clamping plates 44 and 45 in a closed clamping state in an initial state, the lifting seat 43 descends after the driving cylinder 31 is started, and then the left and right clamping plates 44 and 45 move to the outer sides of the lifting slot 411, and the left and right clamping plates 44 and 45 can be opened to be loaded into the water nozzle 8. After the water nozzle 8 is pressed into the volute 9, the lifting hydraulic cylinder 11 drives the insertion seat 41 to ascend, the left clamping plate 44 and the right clamping plate 45 are sleeved on the water nozzle 8, the left clamping plate 44 and the right clamping plate 45 are not moved, the insertion seat 41 continuously ascends until the left clamping plate 44 and the right clamping plate 45 descend to the outside of the insertion seat 41, the two sides of the left clamping plate 44 and the right clamping plate 45 are unconstrained, the left clamping plate 44 and the right clamping plate 45 are opened under the action of the insertion spring 46 and the continuous ascending of the insertion seat 41, and the left clamping plate 44 and the right clamping plate 45 are separated from the water nozzle 8 and retract into the lifting groove 411 again; the problem that when a clamping jaw cylinder is adopted, the water nozzle 8 is not loosened, the lifting hydraulic cylinder 11 is retracted to pull out the water nozzle 8 is solved, the matching when the water nozzle 8 is reinserted after being pulled out can be loosened, the requirements are not met, the volute 9 is scrapped, larger loss is generated, reliable pressing in can be guaranteed through the flexible left clamping plate 44 and the flexible right clamping plate 45, meanwhile, the water nozzle 8 can not be pulled out when the lifting hydraulic cylinder 11 is retracted, and the press-fitting reliability is greatly guaranteed.
The insertion device further comprises a third sensor 49 and a third fixing plate 48, the third fixing plate 48 being mounted on the insertion seat 41, the third sensor 49 being mounted on the third fixing plate 48 and being arranged opposite the water nozzle 8 for detecting whether the water nozzle 8 is present on the insertion device 4. The third sensor 49 is a photosensor.
For convenient assembly and discernment drive water injection well choke 8's orientation of packing into, still include anticreep seat 42 and anticreep screw, the top symmetry of anticreep seat 42 is equipped with two guide slide bars 421, and the top of anticreep seat 42 still is equipped with fixed orifices 422, and fixed orifices 422 inserts the bottom of one of them inserted guide arm 47, and the side of anticreep seat 42 is equipped with screw hole 423, and the anticreep screw is installed in screw hole 423 for will insert guide arm 47 fixed on fixed orifices 422. Two guide sliding grooves 412 are symmetrically arranged on two sides of the bottom of the insertion seat 41, and a guide sliding rod 421 is slidably inserted into the guide sliding grooves 412, so that the guide sliding grooves 412 and the guide sliding rod 421 prevent the anti-falling seat 42 from rotating. The drop-preventing seat 42 can restrict the insertion guide 47 to the lifting slot 411, preventing the insertion guide 47 from being separated from the lifting slot 411. The anti-drop seat 42 is opposite to the end of the water nozzle 8, so that when the water nozzle 8 is installed, the direction of the end of the water nozzle 8 is determined according to the anti-drop seat 42, and the water nozzle 8 is conveniently installed.
In order to facilitate the adjustment of the axle center, the axis of the water nozzle 8 can coincide with the axis of the connecting hole 92 of the positioned volute 9, and the water nozzle further comprises a centering device 33, wherein the centering device 33 is arranged at the bottom of the second lifting plate 23, the centering device 33 is an existing mature product, and the centering device 33 is connected with the insertion seat 41 through the connecting plate 34.
The clamping device 5 further comprises a first sensor 59 and a second sensor 64, wherein the first sensor 59 is installed on the positioning base plate 54 and located on one side of the positioning seat 52, and the first sensor 59 is arranged opposite to the volute 9 and is used for detecting whether the volute 9 is installed on the positioning seat 52. The second sensor 64 is mounted on the positioning adjustment seat 62, and the second sensor 64 is disposed opposite to the connection hole 92 of the scroll 9 for detecting whether the water nozzle 8 is mounted. The first sensor 59 and the second sensor 64 are each a photoelectric sensor.
When the device works, after the volute 9 is inserted onto the positioning shaft 53, the side pressure cylinder 61 is started, the piston rod of the side pressure cylinder 61 extends out, the side pressure head abuts against the side face of the boss 95, then the volute 9 is pushed to rotate, the side plane 93 of the volute 9 is pressed against the end portion of the positioning rod 63, then the rotary hydraulic cylinder 57 is started, and the volute 9 is pressed against the positioning seat 52 by the rotary hydraulic cylinder 57. The driving cylinder 31 is extended, the driving rod 32 pushes the lifting seat 43 to descend, the left clamping plate 44 and the right clamping plate 45 are extended to the outside of the lifting slot 411, then the water nozzle 8 is inserted into the left clamping slot 441 and the right clamping slot 451 between the left clamping plate 44 and the right clamping plate 45, the driving cylinder 31 is retracted, the lifting seat 43 ascends under the action of the insertion spring 46, the left clamping plate 44 and the right clamping plate 45 are retracted to the inside of the lifting slot 411, the top of the lifting seat 43 is pressed onto the connecting plate 34, and the press-fitting pressure is borne by the connecting plate 34. Then the lifting hydraulic cylinder 11 is extended, the water nozzle 8 is inserted into the connecting hole 92, the water nozzle 8 is pressed into the connecting hole 92 under the action of the lifting hydraulic cylinder 11, the limiting rod 19 and the limiting block 18 limit the descending position of the first lifting plate 13, then the displacement sensor 24 detects whether the water nozzle is descended to the set position, the pressure sensor 14 controls the pressure, the constant pressure is kept, when the displacement sensor 24 detects the set position, the lifting hydraulic cylinder 11 stops descending, the water nozzle 8 completes press fitting, then the lifting hydraulic cylinder 11 retracts, the lifting hydraulic cylinder 11 drives the inserting seat 41 to ascend, the left clamping plate 44 and the right clamping plate 45 are not moved due to being sleeved on the water nozzle 8, the inserting seat 41 continues to ascend until the left clamping plate 44 and the right clamping plate 45 descend to the outside of the inserting seat 41, the two sides of the left clamping plate 44 and the right clamping plate 45 are unconstrained, the left clamping plate 44 and the right clamping plate 45 are opened under the action of the continuous ascent of the inserting spring 46 and the inserting seat 41, the left clamping plate 44 and the right clamping plate 45 are separated from the water nozzle 8, the left clamping plate 44 and the right clamping plate 45 are retracted into the lifting groove again, the lifting groove is retracted again until the first lifting plate 13 is ascended, and the volute housing is assembled again, and the step is carried out after the step is carried out, and the lifting step is 9 is finished.
The technical principle of the present invention is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the invention and should not be taken in any way as limiting the scope of the invention. Other embodiments of the invention will occur to those skilled in the art from consideration of the specification and practice of the invention without the need for inventive faculty, and are within the scope of the claims.

Claims (5)

1. An automatic press-fitting device for a water nozzle, comprising:
the clamping device (5) is used for clamping the volute (9), the clamping device (5) comprises a base (51) and a supporting seat (58), and the supporting seat (58) is fixed on the base (51) and is arranged opposite to a flange (94) of the volute (9);
the lifting device (1) is arranged on the clamping device (5) and is positioned above the clamping device (5); and
The driving device is arranged on the lifting device (1);
the insertion device (4) is arranged on the driving device and used for clamping or loosening the water nozzle (8), the water nozzle (8) and a connecting hole (92) on the volute (9) are coaxial, and the water nozzle (8) is L-shaped;
the lifting device (1) presses the water nozzle (8) into the connecting hole (92) through the inserting device (4);
wherein the lifting device (1) comprises:
a first base plate (15), the first base plate (15) being fixed to the clamping device (5);
the bottom of the first guide rod (16) is fixed at the top of the first bottom plate (15), and a plurality of first guide rods are arranged;
a second base plate (12), the second base plate (12) being fixed on top of the first guide bar (16);
the lifting hydraulic cylinder (11), the lifting hydraulic cylinder (11) is fixed on the top of the second bottom plate (12);
the first lifting plate (13) is fixed on a piston rod of the lifting hydraulic cylinder (11) and is movably inserted on the first guide rod (16);
the lifting guide rods (21) are arranged, and the lifting guide rods (21) are slidably inserted on the first bottom plate (15) and are connected with the first lifting plate (13); and
The second lifting plate (23), the second lifting plate (23) is fixed at the bottom of the lifting guide rod (21) and is positioned below the first bottom plate (15), and the inserting device (4) is arranged on the second lifting plate (23);
the insertion device (4) comprises:
an insertion seat (41), wherein a lifting groove (411) is formed in the insertion seat (41), and the insertion seat (41) is installed on the driving device;
an insertion guide rod (47), wherein the insertion guide rod (47) is movably inserted at two sides of the lifting groove (411);
the lifting seat (43), the lifting seat (43) is fixed on the insertion guide rod (47) and is movably inserted into the lifting groove (411);
an insertion spring (46), wherein the insertion spring (46) is movably inserted on the insertion guide rod (47), and two ends of the insertion spring are respectively connected with the insertion seat (41) and the lifting seat (43);
the end part of the left clamping plate (44) is hinged to the bottom of the lifting seat (43) and is positioned in the lifting groove (411), and a left clamping groove (441) is formed in the left clamping plate (44); and
The right clamping plate (45) is provided with a right clamping groove (451), and the end part of the right clamping plate (45) is hinged to the bottom of the lifting seat (43) and is symmetrically arranged with the left clamping plate (44);
further comprises:
the anti-drop seat (42), the anti-drop seat (42) is fixed on one of the insertion guide rods (47), the anti-drop seat (42) is opposite to the bottom of the insertion seat (41), the anti-drop seat (42) is also provided with a guide slide bar (421), and the guide slide bar (421) is slidably inserted into a guide slide groove (412) of the insertion seat (41); and
The anti-falling screw is arranged on the anti-falling seat (42) and is used for fixing the insertion guide rod (47);
the driving device includes:
a driving cylinder (31), wherein the driving cylinder (31) is fixed on the lifting device (1); and
The driving rod (32) is arranged on the driving cylinder (31) and is opposite to the lifting seat (43) for driving the lifting seat (43) to lift;
the clamping device (5) further comprises:
a positioning seat (52), wherein the positioning seat (52) is fixed on the base (51);
the positioning shaft (53), the positioning shaft (53) is fixed on the positioning seat (52), a vortex hole (91) of the volute (9) is inserted on the positioning shaft (53), and the end surface of the volute (9) is pressed on the top of the positioning seat (52);
the rotary hydraulic cylinders (57) are arranged, are fixed on the positioning seat (52) and are used for pressing the volute (9) on the positioning seat (52); and
And the locating rod (63) is arranged on the locating seat (52) and is used for abutting against a side plane (93) of the volute (9).
2. The automatic water nozzle press-fitting device according to claim 1, further comprising:
the side pressure cylinder (61), the side pressure cylinder (61) is fixed on the locating seat (52), and set up with one side of boss (95) of volute (9) is relative, is used for through boss (95) will the side plane (93) compress tightly on locating lever (63).
3. The automatic water nozzle press-fitting device according to claim 1, further comprising:
the positioning adjusting seat (62), the positioning adjusting seat (62) is fixed on the base (51), and the positioning rod (63) is installed on the positioning adjusting seat (62).
4. The automatic water nozzle press-fitting device according to claim 1, further comprising:
a pressure sensor (14), the pressure sensor (14) being mounted between the lifting hydraulic cylinder (11) and the first lifting plate (13);
-a displacement sensor (24), the displacement sensor (24) being mounted on the first base plate (15); and
The adjusting rod (26) is arranged on the first lifting plate (13) and is opposite to the displacement sensor (24).
5. The automatic water nozzle press-fitting device according to claim 1, further comprising:
the limiting block (18) is fixed on the first lifting plate (13); and
The limiting rod (19) is arranged on the first bottom plate (15), and the limiting rod (19) is arranged opposite to the limiting block (18).
CN202210868688.XA 2022-07-22 2022-07-22 Automatic press-fitting device for water nozzle Active CN115229463B (en)

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US4654941A (en) * 1984-04-20 1987-04-07 The Garrett Corporation Method of assembling a variable nozzle turbocharger
WO2012087907A2 (en) * 2010-12-22 2012-06-28 Honeywell International, Inc. Turbocharger and engine cylinder head assembly
EP2557275A2 (en) * 2011-08-08 2013-02-13 Honeywell International Inc. Sealing arrangement between a variable-nozzle assembly and a turbine housing of a turbocharger
CN203141173U (en) * 2012-12-28 2013-08-21 大连瓦特重机床有限公司 Claw clamp of automatic cutter changing manipulator
CN205520407U (en) * 2016-02-03 2016-08-31 无锡博实自动输送系统有限公司 Spline tooth cover counterpoint press
CN107877135A (en) * 2017-12-12 2018-04-06 无锡蠡湖增压技术股份有限公司 Turbocharging sheath gas mouth and the automatic press-in device of pin
CN207840652U (en) * 2018-01-30 2018-09-11 苏州泰因姆自动化系统有限公司 A kind of pressure shell assembly tooling
CN210616576U (en) * 2019-06-14 2020-05-26 武汉汉唐智能工业技术有限公司 Universal assembly fixture for tail end of robot

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654941A (en) * 1984-04-20 1987-04-07 The Garrett Corporation Method of assembling a variable nozzle turbocharger
SU1271985A1 (en) * 1985-06-28 1986-11-23 Центральный научно-исследовательский дизельный институт Supercharging system of internal combustion engine
WO2012087907A2 (en) * 2010-12-22 2012-06-28 Honeywell International, Inc. Turbocharger and engine cylinder head assembly
EP2557275A2 (en) * 2011-08-08 2013-02-13 Honeywell International Inc. Sealing arrangement between a variable-nozzle assembly and a turbine housing of a turbocharger
CN203141173U (en) * 2012-12-28 2013-08-21 大连瓦特重机床有限公司 Claw clamp of automatic cutter changing manipulator
CN205520407U (en) * 2016-02-03 2016-08-31 无锡博实自动输送系统有限公司 Spline tooth cover counterpoint press
CN107877135A (en) * 2017-12-12 2018-04-06 无锡蠡湖增压技术股份有限公司 Turbocharging sheath gas mouth and the automatic press-in device of pin
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CN210616576U (en) * 2019-06-14 2020-05-26 武汉汉唐智能工业技术有限公司 Universal assembly fixture for tail end of robot

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