CN109500599B - Automatic assembling equipment for piston assembly - Google Patents
Automatic assembling equipment for piston assembly Download PDFInfo
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- CN109500599B CN109500599B CN201910024341.5A CN201910024341A CN109500599B CN 109500599 B CN109500599 B CN 109500599B CN 201910024341 A CN201910024341 A CN 201910024341A CN 109500599 B CN109500599 B CN 109500599B
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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
- B23P21/004—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 the units passing two or more work-stations whilst being composed
- B23P21/006—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 the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
Abstract
The invention relates to the technical field of assembly equipment of piston assemblies, in particular to automatic assembly equipment of a piston assembly, wherein a turntable is arranged on the upper surface of a workbench; a plurality of piston mounting jigs are fixed on the upper surface of the turntable; the piston mounting jigs are circumferentially distributed on the turntable; the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group; the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group which are sequentially arranged along the circumferential direction of the turntable; the directional feeding mechanism group consists of a plurality of directional feeding mechanisms which are arranged along the circumferential direction of the turntable. When the automatic assembling device is used, the automatic assembling of the piston assembly is realized, the assembling efficiency is greatly improved, the labor intensity of assembling is reduced, and the assembling quality is more stable.
Description
Technical Field
The invention relates to the technical field of assembly equipment of piston assemblies, in particular to automatic assembly equipment of a piston assembly.
Background
Piston type automobile air-conditioning compressors are common automobile air-conditioning compressors; the pistons at two ends of the four-way valve move in the valve body to control the flow in the valve body; in order to increase the strength of the piston, a front reinforcing plate B is generally added to the front end face of the piston cover C, a reinforcing cover D and a rear reinforcing plate E are added to the rear end face of the piston cover C, and then the piston is riveted and fixed by rivets.
Disclosure of Invention
The present invention aims to address the drawbacks and deficiencies of the prior art by providing an automatic assembly device for a piston assembly.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention relates to automatic assembling equipment of a piston assembly, which comprises a workbench; the upper surface of the workbench is provided with a turntable; a plurality of piston mounting jigs are fixed on the upper surface of the turntable; the piston mounting jigs are circumferentially distributed on the turntable;
the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group; the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group which are sequentially arranged along the circumferential direction of the turntable; the directional feeding mechanism group consists of a plurality of directional feeding mechanisms which are arranged along the circumferential direction of the turntable.
Further, a rivet detection device is arranged between the rivet jig and the directional feeding mechanism; the rivet detecting device is fixed on the workbench.
Further, the directional feeding mechanism comprises a translation manipulator, a workpiece adsorption mechanism and a workpiece directional mechanism; the workpiece adsorption mechanism is fixed at the output end of the translation manipulator; the workpiece orientation mechanism is fixed on the workbench; the workpiece orientation mechanism is arranged below the workpiece adsorption mechanism.
Further, the translation manipulator comprises a vertical bracket and a translation sliding block; the bottom end of the vertical support is fixed on the workbench; a fixing plate is fixed at the top end of the vertical support; a translation driving cylinder and a translation guide rail are fixed on the fixed plate; the translation sliding block is matched with the translation guide rail; the translation sliding block is embedded into the translation guide rail; the piston rod end of the translation driving cylinder is fixedly connected with the translation sliding block; the workpiece adsorption mechanism is fixed on the translation sliding block.
Further, the workpiece adsorption mechanism comprises an air cylinder fixing plate; the cylinder fixing plate is fixed at the output end of the translation manipulator; two first lifting cylinders are fixed on the lower surface of the cylinder fixing plate; a first lifting plate is fixed on each first lifting cylinder; one of the first lifting plates is fixed with a front adsorption head; the other first lifting plate is fixed with a rear adsorption head.
Further, the workpiece orientation mechanism comprises a bottom plate and a lifting rotating assembly; a vertical plate, a transverse guide rail, a lifting cylinder and a rack driving cylinder are fixed on the bottom plate; the bottom plate is fixed on the workbench; a feeding jig is fixed at the top end of the vertical plate; a rack is fixed at the piston rod end of the rack driving cylinder; the back of the rack is connected with the transverse moving guide rail in a sliding way; a feeding groove is formed in one side surface of the feeding jig; the surface of the feeding jig is provided with a through hole; a connecting plate is fixed at the piston rod end of the jacking cylinder;
the lifting rotating assembly comprises a lower rotating shaft, a bearing and a lifting top shaft; one end of the lower rotating shaft is rotationally connected with the bottom plate; the other end of the lower rotating shaft is fixed with a lower fixing sleeve; a gear meshed with the rack is fixed on the shaft body of the lower rotating shaft; the outer ring of the bearing is fixedly connected with the connecting plate; an upper fixing sleeve is fixed on the inner ring of the bearing; the inner cavity of the upper fixing sleeve is fixed with a shaft sleeve; a lifting top plate is fixed at one end of the lifting top shaft; the other end of the lifting top shaft is inserted and fixed in the shaft sleeve; a guide groove is formed in the end face of the upper fixing sleeve; the guide groove is arranged along the axial direction of the upper fixing sleeve; the lower fixing sleeve is provided with a sliding block matched with the guide groove; the sliding block is embedded into the guide groove; the bottom end of the front adsorption head is provided with a positioning nail; the positioning nail is connected with the front adsorption head in a sliding way; the lifting plate extends into the through hole from bottom to top.
Further, a blanking chute is fixed on the workbench; the discharging chute is arranged right below the material taking manipulator; one end of the discharging chute, which is close to the material taking manipulator, is a feeding end; one end of the discharging chute, which is far away from the material taking manipulator, is a discharging end; the horizontal height of the feeding end is higher than that of the discharging end.
Further, the press riveting device comprises a press riveting fixing frame fixed on the workbench; a press riveting cylinder is fixed at the top of the press riveting fixing frame; a press riveting guide rail is fixed on the side wall of the press riveting fixing frame; a pressing riveting sliding block is fixed at the piston rod end of the pressing riveting cylinder; the press riveting sliding block is in sliding connection with the press riveting guide rail; and a pressing rivet head is fixed at the bottom of the pressing rivet sliding block.
After the structure is adopted, the invention has the beneficial effects that: the invention relates to automatic assembly equipment of a piston assembly, wherein a turntable is arranged on the upper surface of a workbench; a plurality of piston mounting jigs are fixed on the upper surface of the turntable; the piston mounting jigs are circumferentially distributed on the turntable; the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group; the workbench is provided with a press riveting device, a material taking manipulator, a rivet jig and a directional feeding mechanism group which are sequentially arranged along the circumferential direction of the turntable; the directional feeding mechanism group consists of a plurality of directional feeding mechanisms which are arranged along the circumferential direction of the turntable. When the rivet feeding device is used, firstly, a slot hole for feeding the rivet into a rivet jig is not shown in an external feeding mechanism diagram, and a rivet taking manipulator is used for clamping the rivet and lifting or lowering the rivet; after the rivet in the slot hole of the rivet jig is taken out, the rivet is conveyed to the position right above the piston mounting jig through the cooperation movement of the rivet taking straight line travelling mechanism and the rivet taking mechanical arm, and then the rivet is placed into a positioning hole on the piston mounting jig for positioning; secondly, rotating a piston mounting jig provided with rivets after rotating the turntable to the position below the first directional feeding mechanism; after the direction of the front reinforcing plate is adjusted by the directional feeding mechanism, the front reinforcing plate is placed on the piston mounting jig by the directional feeding mechanism, and rivets pass through positioning holes on the front reinforcing plate from bottom to top; thirdly, after the rivet passes through the positioning hole on the front reinforcing plate, the turntable continuously rotates to enable the piston mounting jig sequentially provided with the rivet and the front reinforcing plate to rotate to the position below the second directional feeding mechanism, the directional feeding mechanism adjusts the direction of the piston cover, the piston cover is mounted in the lower piston mounting jig, the hole position on the piston cover is correspondingly sleeved on the rivet, and the piston cover is pressed on the front reinforcing plate; fourthly, after the piston cover is attached to the front reinforcing plate, the turntable continuously rotates, and the piston mounting jig sequentially provided with the rivet, the front reinforcing plate and the piston cover rotates to the position below the third directional feeding mechanism; after the third directional feeding mechanism adjusts the direction of the reinforcing cover, the reinforcing cover is arranged in the lower piston mounting jig, the rivet penetrates through the hole position of the reinforcing cover, and the reinforcing cover is embedded into the piston cover; fifthly, after the reinforcing cover is embedded into the piston cover, the turntable continuously rotates, and the piston mounting jig sequentially provided with the rivet, the front reinforcing plate, the piston cover and the reinforcing cover rotates to the position below the fourth directional feeding mechanism; after the fourth directional feeding mechanism adjusts the direction of the rear reinforcing plate, the reinforcing plate is arranged in the lower piston mounting jig, rivets penetrate through holes in the reinforcing plate, and the reinforcing plate is embedded into the reinforcing cover; sixthly, after the rear reinforcing plate is embedded into the rear turntable of the piston cover, the turntable continuously rotates, a piston mounting jig which is sequentially provided with the rivet, the front reinforcing plate, the piston cover, the reinforcing cover and the reinforcing plate is rotated to a riveting device, the rivet is riveted through the riveting device, and the rivet clamps and fixes the front reinforcing plate, the piston cover, the reinforcing cover and the reinforcing plate to form a piston assembly; seventhly, after the piston assembly is riveted, the piston assembly is continuously rotated through a turntable and conveyed to the position right below the material taking manipulator, and the material taking manipulator and the material discharging linear travelling mechanism are matched to move to convey the piston assembly on the piston mounting jig to the outside of the piston mounting jig; the equipment realizes automatic assembly of the piston assembly, greatly improves the assembly efficiency, reduces the labor intensity of assembly and ensures that the assembly quality is more stable.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a schematic structural view of a clinching apparatus;
FIG. 3 is a schematic structural view of a directional feed mechanism;
FIG. 4 is a schematic structural view of a translation robot;
FIG. 5 is a schematic view of the work piece suction mechanism;
FIG. 6 is a schematic structural view of a workpiece orientation mechanism;
FIG. 7 is an exploded view of the lift and rotate assembly;
FIG. 8 is a schematic structural view of a rivet fixture;
FIG. 9 is a schematic view of the structure of the front adsorption head;
FIG. 10 is a schematic structural view of a piston assembly;
reference numerals illustrate:
1. a work table; 2. a turntable; 201. the piston is provided with a jig;
3. a press riveting device; 301. a press riveting cylinder; 302. riveting a sliding block; 303. pressing and riveting a fixed frame;
304. riveting a guide rail; 305. pressing the rivet head;
4. a blanking chute; 5. a discharging mechanism; 5A, a discharging straight line travelling mechanism;
6. a rivet detecting device;
7. a directional feeding mechanism; 7A, a translation manipulator; 7A1, standing a bracket; 7A2, a translation driving cylinder;
7A3, a fixing plate; 7A4, translating the sliding block; 7A5, translating the guide rail;
7B, a workpiece adsorption mechanism; 7B1, a cylinder fixing plate; 7B2, a first lifting cylinder;
7B3, a first lifting plate; 7B4, a front adsorption head; 7B401, locating pegs; 7B5, a rear adsorption head;
7C, a workpiece orientation mechanism; 7C1, a bottom plate; 7C2, a vertical plate; 7C3, lifting and rotating components;
7C301, lower spindle; 7C302, gears; 7C303, lower fixed sleeve; 7C303a, sliders;
7C304, upper fixing sleeve; 7C304a, guide slots; 7C305, bearings; 7C306, shaft sleeve;
7C307, lifting the top shaft; 7C308, lifting the top plate;
7C4, a rack; 7C5, traversing the guide rail; 7C6, lifting a jacking cylinder; 7C7, connecting plates;
7C8, feeding jig; 7C801, feed tank; 7C802, via; 7C9, a rack driving cylinder;
8. a rivet jig; 9. a nail taking manipulator; 9A, a nail taking straight line travelling mechanism; A. a rivet;
B. a front reinforcing plate; C. a piston cap; D. a reinforcing cover; E. and a rear reinforcing plate. .
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 10, an automatic assembling apparatus of a piston assembly according to the present invention includes a table 1; the upper surface of the workbench 1 is provided with a turntable 2; the turntable 2 is not substantially different from the prior art and is therefore not described in detail; a plurality of piston mounting jigs 201 are fixed on the upper surface of the turntable 2; the piston mounting jigs 201 are circumferentially distributed on the turntable 2;
the workbench 1 is provided with a press riveting device 3, a material taking manipulator 5, a rivet jig 8 and a directional feeding mechanism group; the workbench 1 is provided with a press riveting device 3, a material taking manipulator 5, a rivet jig 8 and a directional feeding mechanism group which are sequentially arranged along the circumferential direction of the turntable 2; the directional feeding mechanism group consists of a plurality of directional feeding mechanisms 7 which are arranged along the circumferential direction of the turntable 2;
the material taking manipulator 5, the material discharging linear traveling mechanism 5A, the nail taking manipulator 9 and the nail taking linear traveling mechanism 9A are not essentially different from the prior art, so that the material taking manipulator, the material discharging linear traveling mechanism and the nail taking linear traveling mechanism are not described in detail; the material taking manipulator 5 and the nail taking manipulator 9 are both lifting clamping jaws; the upper surface of the rivet jig 8 is provided with a slotted hole for positioning the rivet A;
the first step, through the outside feeding mechanism, the slot hole for feeding the rivet A into the rivet jig 8 is not shown, and the rivet taking manipulator 9 is used for clamping the rivet A and lifting or lowering the rivet A; after the rivet in the slot hole of the rivet jig 8 is taken out, the rivet A is conveyed to the position right above the piston mounting jig 201 through the cooperation movement of the rivet taking straight line travelling mechanism 9A and the rivet taking manipulator 9, and then the rivet A is placed into a positioning hole on the piston mounting jig 201 for positioning;
secondly, rotating the rotary table 2, and rotating the piston mounting jig 201 with the rivet A to the position below the first directional feeding mechanism 7; after the direction of the front reinforcing plate B is adjusted by the directional feeding mechanism 7, the front reinforcing plate B is placed on the piston mounting jig 201 by the directional feeding mechanism 7, and the rivet A passes through the positioning hole on the front reinforcing plate B from bottom to top;
thirdly, after the rivet A passes through the positioning hole on the front reinforcing plate B, the turntable 2 continues to rotate, the piston mounting jig 201 which is provided with the rivet A and the front reinforcing plate B in sequence is rotated to the lower part of the second directional feeding mechanism 7, the directional feeding mechanism 7 adjusts the direction of the piston cover C, the piston cover C is mounted in the lower piston mounting jig 201, the hole site on the piston cover C is correspondingly sleeved on the rivet A, and the piston cover C is pressed on the front reinforcing plate B;
fourthly, after the piston cover C is attached to the front reinforcing plate B, the turntable 2 continues to rotate, and the piston mounting jig 201 which is provided with the rivet A, the front reinforcing plate B and the piston cover C in sequence rotates to the lower part of the third directional feeding mechanism 7; after the third directional feeding mechanism 7 adjusts the direction of the reinforced cover D, the reinforced cover D is arranged in the lower piston mounting jig 201, the rivet A passes through the hole site on the reinforced cover D, and the reinforced cover D is embedded into the piston cover C;
fifthly, after the reinforcing cover D is embedded into the piston cover C, the turntable 2 continues to rotate, and the piston mounting jig 201 which is provided with the rivet A, the front reinforcing plate B, the piston cover C and the reinforcing cover D in sequence rotates to the lower part of the fourth directional feeding mechanism 7; after the fourth directional feeding mechanism 7 adjusts the direction of the rear reinforcing plate E, the reinforcing plate E is arranged in the lower piston mounting jig 201, the rivet A passes through a hole site on the reinforcing plate E, and the reinforcing plate E is embedded into the reinforcing cover D;
sixthly, after the rear reinforcing plate E is embedded into the rear rotary table 2 of the piston cover C, the rotary table 2 continues to rotate, a piston mounting jig 201 which is provided with a rivet A, a front reinforcing plate B, the piston cover C, a reinforcing cover D and the reinforcing plate E in sequence is rotated to a press riveting device 3, the rivet A is pressed and riveted through the press riveting device 3, and the front reinforcing plate B, the piston cover C, the reinforcing cover D and the reinforcing plate E are clamped and fixed by the rivet A to form a piston assembly;
seventh, after the piston assembly is riveted, the piston assembly is continuously rotated through the turntable 2 and conveyed to the position right below the material taking manipulator 5, and the material taking manipulator 5 and the discharging linear traveling mechanism 5A cooperatively move to convey the piston assembly on the piston mounting jig 201 to the outside of the piston mounting jig 201.
As a preferable mode of the invention, a rivet detecting device 6 is arranged between the rivet jig 8 and the directional feeding mechanism; the rivet detecting device 6 is fixed on the workbench 1; the rivet detecting device 6 is a proximity switch; the proximity switch is not substantially different from the prior art and is therefore not described in detail; the proximity switch is used to sense whether there is a rivet a on the piston mounting jig 201.
As a preferred mode of the invention, the directional feeding mechanism 7 comprises a translation manipulator 7A, a workpiece adsorption mechanism 7B and a workpiece directional mechanism 7C; the workpiece adsorption mechanism 7B is fixed at the output end of the translation manipulator 7A; the workpiece orientation mechanism 7C is fixed on the workbench 1; the workpiece orientation mechanism 7C is disposed below the workpiece suction mechanism 7B; the front reinforcing plate B, the piston cover C, the reinforcing cover D and the reinforcing plate E are firstly put on the workpiece orientation mechanism 7C, and then the workpieces at the station are subjected to the workpiece orientation mechanism 7C; then, the workpiece suction mechanism 7B takes away the workpiece on the workpiece orientation mechanism 7C, and the workpiece is conveyed to the piston mounting jig 201 by the translation robot 7A.
As a preferred mode of the present invention, the translation manipulator 7A includes a vertical bracket 7A1 and a translation slide 7A4; the bottom end of the vertical support 7A1 is fixed on the workbench 1; a fixing plate 7A3 is fixed at the top end of the vertical support 7A 1; a translation driving cylinder 7A2 and a translation guide rail 7A5 are fixed on the fixed plate 7A3; the translation sliding block 7A4 is matched with the translation guide rail 7A5; the translation sliding block 7A4 is embedded into the translation guide rail 7A5; the piston rod end of the translation driving cylinder 7A2 is fixedly connected with the translation sliding block 7A4; the workpiece adsorption mechanism 7B is fixed on the translation sliding block 7A4; after the translation driving cylinder 7A2 drives, the workpiece adsorption mechanism 7B on the translation sliding block 7A4 is driven to translate along the translation guide rail 7A 5.
As a preferable mode of the present invention, the work sucking mechanism 7B includes a cylinder fixing plate 7B1; the cylinder fixing plate 7B1 is fixed at the output end of the translation manipulator 7A; two first lifting cylinders 7B2 are fixed on the lower surface of the cylinder fixing plate 7B1; the first lifting air cylinders 7B2 are respectively fixed with a first lifting plate 7B3; one of the first lifting plates 7B3 is fixed with a front adsorption head 7B4; the other first lifting plate 7B3 is fixed with a rear adsorption head 7B5; after the front suction head 7B4 and the rear suction head 7B5 are respectively driven to descend by the two first lifting cylinders 7B2, the front suction head 7B4 and the rear suction head 7B5 are contacted with a workpiece and sucked.
As a preferred mode of the invention, the workpiece orientation mechanism 7C includes a bottom plate 7C1 and a lifting rotation assembly 7C3; a vertical plate 7C2, a transverse guide rail 7C5, a jacking cylinder 7C6 and a rack driving cylinder 7C9 are fixed on the bottom plate 7C 1; the bottom plate 7C1 is fixed on the workbench 1; a feeding jig 7C8 is fixed at the top end of the vertical plate 7C 2; a rack 7C4 is fixed at the piston rod end of the rack driving cylinder 7C9; the back of the rack 7C4 is in sliding connection with the transverse guide rail 7C 5; a feed chute 7C801 is arranged on the surface of one side of the feeding jig 7C8; the surface of the feeding jig 7C8 is provided with a through hole 7C802; the piston rod end of the jacking cylinder 7C6 is fixed with a connecting plate 7C7;
the lifting rotating assembly 7C3 comprises a lower rotating shaft 7C301, a bearing 7C305 and a lifting top shaft 7C307; one end of the lower rotating shaft 7C301 is rotatably connected with the bottom plate 7C 1; the other end of the lower rotating shaft 7C301 is fixed with a lower fixing sleeve 7C303; a gear 7C302 meshed with the rack 7C4 is fixed on the shaft body of the lower rotating shaft 7C 301; the outer ring of the bearing 7C305 is fixedly connected with the connecting plate 7C7; an upper fixing sleeve 7C304 is fixed on the inner ring of the bearing 7C 305; the inner cavity of the upper fixing sleeve 7C304 is fixed with a shaft sleeve 7C306; a lifting plate 7C308 is fixed at one end of the lifting top shaft 7C307; the other end of the lifting top shaft 7C307 is inserted and fixed in the shaft sleeve 7C306; the end face of the upper fixing sleeve 7C304 is provided with a guide groove 7C304a; the guide groove 7C304a is arranged along the axial direction of the upper fixing sleeve 7C304; the lower fixing sleeve 7C303 is provided with a sliding block 7C303a matched with the guide groove 7C304a; the sliding block 7C303a is embedded in the guide groove 7C304a; the bottom end of the front adsorption head 7B4 is provided with a positioning nail 7B401; the positioning nail 7B401 is in sliding connection with the front adsorption head 7B4; the lifting plate 7C308 extends into the through hole 7C802 from bottom to top; the front reinforcing plate B, the piston cover C, the reinforcing cover D and the reinforcing plate E enter the feeding jig 7C8 from the corresponding feeding groove 7C801, and then the corresponding workpiece is conveyed to the lifting plate 7C308 in the through hole 7C802 through the matched movement of the translation manipulator 7A and the workpiece adsorption mechanism 7B;
then, the lifting cylinder 7C6 drives the connecting plate 7C7 to lift, so that the fixed sleeve 7C304, the bearing 7C305, the shaft sleeve 7C306, the lifting shaft 7C307 and the lifting plate 7C308 all move upwards along the guide groove 7C304a, and the positioning nail 7B401 slides downwards relative to the front adsorption head 7B4 to be attached to the upper surface of the workpiece under the action of gravity; the rack driving cylinder 7C9 drives the rack 7C4 to slide on the transverse moving guide rail 7C5, so that the lower fixing sleeve 7C303 drives the fixing sleeve 7C304, the bearing 7C305, the shaft sleeve 7C306, the lifting top shaft 7C307 and the lifting top plate 7C308 to synchronously rotate, thereby driving the workpiece to rotate, and when the hole site on the workpiece rotates to be aligned with the positioning nail 7B401, the positioning nail 7B401 is inserted into the positioning hole of the workpiece, so that the workpiece can not rotate along with the lifting top plate 7C308, and the orientation of the workpiece is realized.
As a preferable mode of the invention, a blanking chute 4 is fixed on the workbench 1; the discharging chute 4 is arranged right below the material taking manipulator 5; one end of the blanking chute 4 close to the material taking manipulator 5 is a feeding end; one end of the discharging chute 4 far away from the material taking manipulator 5 is a discharging end; the horizontal height of the feeding end is higher than that of the discharging end; the assembled piston assembly conveys the piston assembly on the piston installation jig 201 into the blanking chute 4 through the material taking manipulator 5, and the piston assembly slides downwards along the inner bottom wall of the blanking chute 4 under the action of the blanking chute 4 and gravity so as to realize discharging.
As a preferred mode of the present invention, the press riveting device 3 includes a press riveting fixing frame 303 fixed on the workbench 1; a press-riveting cylinder 301 is fixed at the top of the press-riveting fixed frame 303; a press-riveting guide rail 304 is fixed on the side wall of the press-riveting fixed frame 303; a press-riveting sliding block 302 is fixed at the piston rod end of the press-riveting cylinder 301; the press riveting sliding block 302 is in sliding connection with the press riveting guide rail 304; a press rivet head 305 is fixed at the bottom of the press rivet sliding block 302; the riveting cylinder 301 drives the riveting slide block 302 to slide along the riveting guide rail 304, and the riveting head 305 is pressed under strong pressure to plastically deform the rivet A, so that the riveting fixation of the front reinforcing plate B, the piston cover C, the reinforcing cover D and the reinforcing plate E is realized.
When the rivet feeding device is used, firstly, a slot hole for feeding the rivet into a rivet jig is not shown in an external feeding mechanism diagram, and a rivet taking manipulator is used for clamping the rivet and lifting or lowering the rivet; after the rivet in the slot hole of the rivet jig is taken out, the rivet is conveyed to the position right above the piston mounting jig through the cooperation movement of the rivet taking straight line travelling mechanism and the rivet taking mechanical arm, and then the rivet is placed into a positioning hole on the piston mounting jig for positioning; the rivet detection device senses whether a rivet exists on the piston mounting jig;
secondly, rotating a piston mounting jig provided with rivets after rotating the turntable to the position below the first directional feeding mechanism; the front reinforcing plate is arranged on the orientation mechanism, and the front reinforcing plate is oriented through the workpiece orientation mechanism; then the workpiece adsorption mechanism takes away the workpiece on the workpiece orientation mechanism, the workpiece is conveyed to the piston mounting jig through the translation manipulator, and the rivet passes through the positioning hole on the front reinforcing plate from bottom to top;
thirdly, after the rivet passes through the positioning hole on the front reinforcing plate, the turntable continuously rotates, the piston mounting jig sequentially provided with the rivet and the front reinforcing plate rotates to the position below the second directional feeding mechanism, the piston covers the directional mechanism, and the piston cover is oriented through the workpiece directional mechanism; then the workpiece adsorption mechanism takes away the piston cover on the workpiece orientation mechanism, the piston cover is conveyed to the piston mounting jig through the translation manipulator, the rivet passes through the positioning hole on the piston cover from bottom to top, and the piston cover is pressed on the front reinforcing plate;
fourthly, after the piston cover is attached to the front reinforcing plate, the turntable continuously rotates, and the piston mounting jig sequentially provided with the rivet, the front reinforcing plate and the piston cover rotates to the position below the third directional feeding mechanism;
the reinforced cover is arranged on the orientation mechanism, and the reinforced cover is oriented through the workpiece orientation mechanism; then the workpiece adsorption mechanism takes away the reinforcing cover on the workpiece orientation mechanism, the reinforcing cover is conveyed to the piston mounting jig through the translation manipulator, the rivet penetrates through the hole site on the reinforcing cover, and the reinforcing cover is embedded into the piston cover;
fifthly, after the reinforcing cover is embedded into the piston cover, the turntable continuously rotates, and the piston mounting jig sequentially provided with the rivet, the front reinforcing plate, the piston cover and the reinforcing cover rotates to the position below the fourth directional feeding mechanism; the rear reinforcing plate is arranged on the orientation mechanism, and the rear reinforcing plate is oriented through the workpiece orientation mechanism; then the workpiece adsorption mechanism takes away the rear reinforcing plate on the workpiece orientation mechanism, the rear reinforcing plate is conveyed to the piston mounting jig through the translation manipulator, the rivet penetrates through the hole site on the reinforcing plate, and the reinforcing plate is embedded into the reinforcing cover;
sixthly, after the rear reinforcing plate is embedded into the rear turntable of the piston cover, the turntable continuously rotates, a piston mounting jig which is sequentially provided with rivets, a front reinforcing plate, the piston cover, the reinforcing cover and the reinforcing plate is rotated onto a riveting device, a riveting cylinder drives a riveting sliding block to slide along a riveting guide rail after driving, and the rivets are plastically deformed by strong pressing of the riveting head, so that riveting fixation of the front reinforcing plate, the piston cover, the reinforcing cover and the reinforcing plate is realized;
seventh, the piston assembly after assembly is conveyed into the blanking chute through the piston assembly on the piston installation jig by the material taking manipulator, and the piston assembly slides downwards along the inner bottom wall of the blanking chute under the action of the blanking chute and gravity, so that discharging is realized. The equipment realizes automatic assembly of the piston assembly, greatly improves the assembly efficiency, reduces the labor intensity of assembly and ensures that the assembly quality is more stable.
The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (4)
1. An automatic assembly device for a piston assembly, characterized in that: it comprises a workbench (1); the upper surface of the workbench (1) is provided with a turntable (2); a plurality of piston mounting jigs (201) are fixed on the upper surface of the turntable (2); the piston mounting jigs (201) are circumferentially distributed on the turntable (2);
the workbench (1) is provided with a press riveting device (3), a material taking manipulator (5), a rivet jig (8) and a directional feeding mechanism group; the riveting device (3), the material taking manipulator (5), the rivet jig (8) and the directional feeding mechanism set which are arranged on the workbench (1) are sequentially arranged along the circumferential direction of the turntable (2); the directional feeding mechanism group consists of a plurality of directional feeding mechanisms (7) which are arranged along the circumferential direction of the turntable (2);
the directional feeding mechanism (7) comprises a translation manipulator (7A), a workpiece adsorption mechanism (7B) and a workpiece directional mechanism (7C); the workpiece adsorption mechanism (7B) is fixed at the output end of the translation manipulator (7A); the workpiece orientation mechanism (7C) is fixed on the workbench (1); the workpiece orientation mechanism (7C) is arranged below the workpiece adsorption mechanism (7B); the translation manipulator (7A) comprises a vertical bracket (7A 1) and a translation sliding block (7A 4); the bottom end of the vertical support (7A 1) is fixed on the workbench (1); a fixing plate (7A 3) is fixed at the top end of the vertical support (7A 1); a translation driving cylinder (7A 2) and a translation guide rail (7A 5) are fixed on the fixed plate (7A 3); the translation sliding block (7A 4) is matched with the translation guide rail (7A 5); the translation sliding block (7A 4) is embedded into the translation guide rail (7A 5); the piston rod end of the translation driving cylinder (7A 2) is fixedly connected with the translation sliding block (7A 4); the workpiece adsorption mechanism (7B) is fixed on the translation sliding block (7A 4); the workpiece adsorption mechanism (7B) comprises an air cylinder fixing plate (7B 1); the cylinder fixing plate (7B 1) is fixed at the output end of the translation manipulator (7A); two first lifting cylinders (7B 2) are fixed on the lower surface of the cylinder fixing plate (7B 1); a first lifting plate (7B 3) is fixed on each first lifting cylinder (7B 2); one of the first lifting plates (7B 3) is fixed with a front adsorption head (7B 4); a rear adsorption head (7B 5) is fixed on the other first lifting plate (7B 3); the workpiece orientation mechanism (7C) comprises a bottom plate (7C 1) and a lifting rotation assembly (7C 3); a vertical plate (7C 2), a transverse guide rail (7C 5), a jacking cylinder (7C 6) and a rack driving cylinder (7C 9) are fixed on the bottom plate (7C 1); the bottom plate (7C 1) is fixed on the workbench (1); a feeding jig (7C 8) is fixed at the top end of the vertical plate (7C 2); a rack (7C 4) is fixed at the piston rod end of the rack driving cylinder (7C 9); the back of the rack (7C 4) is in sliding connection with the transverse guide rail (7C 5); a feeding groove (7C 801) is formed in one side surface of the feeding jig (7C 8); a through hole (7C 802) is formed in the surface of the feeding jig (7C 8); a connecting plate (7C 7) is fixed at the piston rod end of the jacking cylinder (7C 6);
the lifting rotating assembly (7C 3) comprises a lower rotating shaft (7C 301), a bearing (7C 305) and a lifting top shaft (7C 307); one end of the lower rotating shaft (7C 301) is rotatably connected with the bottom plate (7C 1); a lower fixing sleeve (7C 303) is fixed at the other end of the lower rotating shaft (7C 301); a gear (7C 302) meshed with the rack (7C 4) is fixed on the shaft body of the lower rotating shaft (7C 301); the outer ring of the bearing (7C 305) is fixedly connected with the connecting plate (7C 7); an upper fixing sleeve (7C 304) is fixed on the inner ring of the bearing (7C 305); a shaft sleeve (7C 306) is fixed in the inner cavity of the upper fixing sleeve (7C 304); a lifting top plate (7C 308) is fixed at one end of the lifting top shaft (7C 307); the other end of the lifting top shaft (7C 307) is inserted and fixed in the shaft sleeve (7C 306); a guide groove (7C 304 a) is formed in the end face of the upper fixing sleeve (7C 304); the guide groove (7C 304 a) is arranged along the axial direction of the upper fixing sleeve (7C 304); a sliding block (7C 303 a) matched with the guide groove (7C 304 a) is arranged on the lower fixed sleeve (7C 303); the sliding block (7C 303 a) is embedded into the guide groove (7C 304 a); the bottom end of the front adsorption head (7B 4) is provided with a positioning nail (7B 401); the positioning nail (7B 401) is in sliding connection with the front adsorption head (7B 4); the lifting plate (7C 308) extends into the through hole (7C 802) from bottom to top.
2. An automatic assembly equipment of piston assembly according to claim 1, characterized in that: a rivet detection device (6) is arranged between the rivet jig (8) and the directional feeding mechanism; the rivet detecting device (6) is fixed on the workbench (1).
3. An automatic assembly equipment of piston assembly according to claim 1, characterized in that: a blanking chute (4) is fixed on the workbench (1); the discharging chute (4) is arranged right below the material taking manipulator (5); one end of the blanking chute (4) close to the material taking manipulator (5) is a feeding end; one end of the discharging chute (4) far away from the material taking manipulator (5) is a discharging end; the horizontal height of the feeding end is higher than that of the discharging end.
4. An automatic assembly equipment of piston assembly according to claim 1, characterized in that: the press riveting device (3) comprises a press riveting fixing frame (303) fixed on the workbench (1); a press-riveting cylinder (301) is fixed at the top of the press-riveting fixed frame (303); a press-riveting guide rail (304) is fixed on the side wall of the press-riveting fixed frame (303); a press-riveting sliding block (302) is fixed at the piston rod end of the press-riveting cylinder (301); the press riveting sliding block (302) is in sliding connection with the press riveting guide rail (304); and a pressing rivet head (305) is fixed at the bottom of the pressing rivet sliding block (302).
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| CN201910024341.5A CN109500599B (en) | 2019-01-10 | 2019-01-10 | Automatic assembling equipment for piston assembly |
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| CN201910024341.5A CN109500599B (en) | 2019-01-10 | 2019-01-10 | Automatic assembling equipment for piston assembly |
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| CN110052988B (en) * | 2019-05-21 | 2024-03-15 | 佛山市粘力达粘合剂有限公司 | Multifunctional precise integrated assembly equipment |
| CN110076561A (en) * | 2019-05-24 | 2019-08-02 | 宁波力品格自动化科技有限公司 | A kind of rotary table for the assembling of air spring piston bar |
| CN110091168B (en) * | 2019-05-24 | 2020-08-11 | 宁波力品格自动化科技有限公司 | Piston installation mechanism of air spring piston rod assembly |
| CN110900190B (en) * | 2019-12-17 | 2020-08-25 | 黄山林 | Set top box upper cover assembling equipment |
| CN114260707B (en) * | 2022-01-25 | 2023-07-21 | 中山德优达智能科技有限公司 | Valve body equipment |
| CN115055935A (en) * | 2022-08-04 | 2022-09-16 | 杭州泰尚智能装备有限公司 | Piston assembly assembling tool |
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