CN108311631B - Automatic riveting equipment for brush holder bottom plate and insulating plate - Google Patents
Automatic riveting equipment for brush holder bottom plate and insulating plate Download PDFInfo
- Publication number
- CN108311631B CN108311631B CN201810161006.5A CN201810161006A CN108311631B CN 108311631 B CN108311631 B CN 108311631B CN 201810161006 A CN201810161006 A CN 201810161006A CN 108311631 B CN108311631 B CN 108311631B
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- bottom plate
- feeding
- cylinder
- discharging
- insulating plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/16—Drives for riveting machines; Transmission means therefor
- B21J15/20—Drives for riveting machines; Transmission means therefor operated by hydraulic or liquid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/30—Particular elements, e.g. supports; Suspension equipment specially adapted for portable riveters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses automatic riveting equipment for a bottom plate and an insulating plate of a brush holder, which comprises a rack, wherein a turntable driving device is arranged on the rack, a turntable is arranged at the output end of the turntable, and at least five positioning blocks are uniformly distributed on the turntable near the circumference of the periphery of the turntable; a bottom plate feeding device, two insulating plate feeding devices, a riveting mechanism and a discharging mechanism are sequentially arranged on the periphery of the turntable on the frame along the circumferential direction; the bottom plate feeding device is used for circularly feeding the brush holder bottom plate to each positioning block, the insulating plate feeding device respectively and sequentially feeds two insulating plates to each brush holder bottom plate, and the riveting mechanism is used for simultaneously riveting the two insulating plates on the brush holder bottom plate; the discharging mechanism is used for automatically discharging the brush holder bottom plate after the insulating plates are riveted. The beneficial effects are that: the automatic feeding, transferring, riveting and discharging of the brush holder bottom plate and the insulating plate can be realized, manual operation is not needed, the degree of automation is high, the riveting quality is good, the processing efficiency is high, and the requirement of mass production can be met.
Description
Technical Field
The invention relates to riveting equipment, in particular to automatic riveting equipment for a bottom plate and an insulating plate of a brush carrier in an automobile starter.
Background
At present, a brush holder of an automobile starter is formed by assembling core components such as a brush box, an insulating plate, a bottom plate, a carbon brush, a spring and the like, and all the components need to be precisely connected and firmly connected, wherein the bottom plate and the insulating plate need to be riveted and fixed together. The prior art is to put the bottom plate and the insulating plate on the mold manually and then rivet the bottom plate and the insulating plate through an oil pressure device. All the parts are needed to be manually placed on the die, then equipment is started for riveting, and the riveted products are taken down. Due to factors such as placement and operation of operators, poor riveting phenomenon can occur to products, meanwhile, the original manual operation processing efficiency is low, only about 200 riveting can be performed per hour, and the requirement of mass production cannot be met at all.
Disclosure of Invention
The invention aims to solve the technical problem of providing the automatic riveting equipment for the brush holder bottom plate and the insulating plate, which can realize automatic feeding, transferring, riveting and discharging, does not need manual operation, has high automation degree, good riveting quality and high processing efficiency, and can meet the requirement of mass production.
In order to solve the problems, the invention adopts the following technical scheme:
the automatic riveting equipment for the bottom plate and the insulating plate of the brush holder comprises a rack, wherein a turntable driving device is arranged on the rack, a turntable which is horizontally arranged is arranged at the output end of the turntable driving device, and at least five positioning blocks are uniformly distributed on the turntable near the circumference of the outer edge of the turntable; a bottom plate feeding device, two insulating plate feeding devices, a riveting mechanism and a discharging mechanism are sequentially arranged on the periphery of the turntable on the frame along the circumferential direction; the bottom plate feeding device is used for circularly feeding the bottom plate of the brush frame onto each positioning block, the two insulating plate feeding devices respectively and sequentially feed the two insulating plates onto each bottom plate of the brush frame, which rotates along with the turntable to the insulating plate feeding device, and the riveting mechanism is used for simultaneously riveting the two insulating plates onto the bottom plate of the brush frame; the discharging mechanism is used for automatically discharging the brush holder bottom plate after the insulating plates are riveted.
As a further preferable mode, two pairs of positioning pins are symmetrically arranged in the middle of the positioning block, two bosses are arranged on one side, close to the outer edge of the turntable, of the positioning block in parallel, and a clamping groove is formed between the two bosses and used for feeding and positioning of the bottom plate of the brush holder.
As a further preferable mode, the bottom plate feeding device comprises a bottom plate feeding mechanism and a bottom plate gripper, wherein the bottom plate feeding mechanism is arranged at the front side of the frame and is used for conveying a plurality of brush holder bottom plates which are overlapped together to the bottom plate gripper one by one; the bottom plate gripper sequentially grabs each brush holder bottom plate onto each positioning block.
As a further preferable mode, the bottom plate feeding mechanism comprises a feeding platform arranged at the front side of the frame, a gear rack mechanism driven by a feeding driving device is arranged below the feeding platform, and a longitudinal slideway is arranged at the bottom surface of the feeding platform corresponding to a rack of the gear rack mechanism and used for ensuring the linear reciprocating motion of the rack along the vertical direction; the pushing block is fixed at the upper end of the rack, a feeding frame for superposing the bottom plate is arranged on the feeding platform, and the pushing block can be driven by the gear rack mechanism to pass through the feeding frame and push the bottom plate on the feeding frame to the bottom plate gripper at the upper end.
As further preferable, the feeding frame comprises a base, a through hole in clearance fit with the pushing block is arranged in the middle of the base, and two pairs of positioning rods are symmetrically arranged on the base and positioned on two sides of the through hole and used for penetrating through positioning holes on the bottom plate; and two limiting rods are respectively arranged at two ends of the through hole on the base, and a positioning groove is axially arranged on one limiting rod 32 and used for feeding and positioning of the bottom plate of the brush holder.
As a further preferable mode, the bottom plate gripper comprises a gripper support fixed on the frame, a horizontal slideway is arranged at the upper end of the gripper support in the transverse direction, a gripper cylinder is arranged at one end of the horizontal slideway, a sliding frame is installed on the horizontal slideway through sliding fit and is connected with the outer end of a cylinder rod of the gripper cylinder, a gripping slideway and a gripping air release cylinder are arranged on the sliding frame in the vertical direction, a bottom plate suction seat is installed on the gripping slideway through sliding fit and is connected with the lower end of the cylinder rod of the gripping air release cylinder, a magnetic block is embedded on the bottom plate suction seat bottom surface, a discharging cylinder is arranged at the upper end of the bottom plate suction seat, a discharging ejector rod is connected with the lower end of the cylinder rod of the discharging cylinder and penetrates through the bottom plate suction seat, and the bottom plate sucked on the bottom plate suction seat bottom surface falls onto a corresponding positioning block.
As a further preferable aspect, the insulating plate feeding device comprises a vibration feeding tray and an insulating plate feeding mechanism, and the insulating plate feeding mechanism is arranged at a discharge hole of the vibration feeding tray along a tangential direction.
As a further preferred mode, the insulating plate feeding mechanism comprises a vibration conveying mechanism and a material taking mechanism which are sequentially connected, the material taking mechanism comprises a material taking support, a positioning chute is arranged in the middle of the material taking support, one side of the positioning chute is provided with a feeding hole and is communicated with an outlet of the vibration conveying mechanism, one end of the positioning chute is inserted with a sliding push plate, and the outer end of the sliding push plate is connected with a material pushing cylinder; an insulating plate feeding slide way is arranged at the upper end of the material taking support, an insulating plate feeding cylinder is arranged at one end of the feeding slide way, and a sliding seat is arranged on the feeding slide way in a sliding fit manner and is connected with a cylinder rod of the insulating plate feeding cylinder; the sliding seat is provided with a taking and placing slide way and a taking and placing air cylinder along the vertical direction, the taking and placing slide way is provided with an insulating plate feeding seat in a sliding fit manner and is connected with the lower end of a cylinder rod of the taking and placing air cylinder, insulating plate bolts are symmetrically fixed on the bottom surface of the insulating plate feeding seat and are used for being inserted into bracket riveting holes on the insulating plate to realize taking materials; the upper end of the insulating plate feeding seat is provided with a stripping cylinder, and the lower end of a cylinder rod of the stripping cylinder is connected with at least one pair of stripping ejector rods and penetrates through the insulating plate feeding seat to push the insulating plate clamped on the bottom surface of the insulating plate feeding seat onto the corresponding brush holder bottom plate.
As a further preferable mode, the unloading mechanism comprises an unloading support, a horizontal unloading slide rail is arranged at the upper end of the unloading support in the transverse direction, an unloading cylinder is arranged at one end of the horizontal unloading slide rail, a sliding support is arranged on the horizontal unloading slide rail through sliding fit and is connected with the front end of a cylinder rod of the unloading cylinder, a vertical unloading slide rail and a lifting cylinder are arranged on the sliding support in the vertical direction, a sliding support is arranged on the vertical unloading slide rail through sliding fit and is connected with the lower end of a cylinder rod of the lifting cylinder, a material taking cylinder is arranged on the sliding support, a transverse slide rail is arranged on the bottom surface of the sliding support, unloading grippers are symmetrically arranged at two ends of the transverse slide rail through sliding fit, and the cylinder rod of the material taking cylinder pushes two unloading grippers to move outwards after extending so as to be inserted into a support on an insulating plate to realize material taking; and a reset tension spring is connected between the two discharging grippers and used for realizing reset discharging of the two discharging grippers.
As a further preferable mode, an automatic controller is further arranged on the rack, and the automatic controller is respectively connected with each cylinder or each cylinder of the bottom plate feeding device, the insulating plate feeding device, the riveting mechanism and the discharging mechanism through electromagnetic valves and is electrically connected with the turntable driving device; the device is used for respectively controlling the work of the bottom plate feeding device, the two insulating plate feeding devices, the riveting mechanism and the unloading mechanism and the turntable driving device.
As a further preferable mode, the riveting mechanism comprises a support frame fixed on the frame, a punching oil cylinder is arranged at the upper end of the support frame, a punching head is connected to the lower end of a cylinder rod of the punching oil cylinder, and a plurality of pairs of punching pins are fixed on the bottom surface of the punching head.
The beneficial effects of the invention are as follows: because the turntable driving device is arranged on the rack, the turntable is arranged at the output end of the turntable driving device, and at least five positioning blocks are uniformly distributed on the turntable near the circumference of the periphery of the turntable; a bottom plate feeding device, two insulating plate feeding devices, a riveting mechanism and a discharging mechanism are sequentially arranged on the periphery of the turntable on the frame along the circumferential direction; the bottom plate feeding device is used for circularly feeding the bottom plate of the brush frame onto each positioning block, the two insulating plates are respectively and sequentially fed onto each bottom plate of the brush frame, which rotates along with the turntable to the position of the insulating plate feeding device, and the two insulating plates can be simultaneously riveted on the bottom plate of the brush frame through the riveting mechanism; the brush holder bottom plate after the insulating plate is riveted can be automatically detached through the unloading mechanism. Therefore, the riveting equipment can realize automatic feeding, transferring, riveting and discharging of the brush holder bottom plate and the insulating plate, does not need manual operation, has high automation degree, good riveting quality and high processing efficiency, can realize 600 riveting quantity per hour, and can meet the requirement of mass production.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a perspective view of the loading device for the base plate of the present invention.
Fig. 5 is a perspective view of the loading device for the bottom plate of the present invention.
Fig. 6 is a perspective view of a loading device for a base plate according to the present invention.
Fig. 7 is a top view of the floor loading device of fig. 1.
Fig. 8 is a perspective view of the insulating plate feeding device of the present invention.
Fig. 9 is a perspective view of the insulating plate feeding device ii according to the present invention.
Fig. 10 is a schematic structural view of the riveting mechanism of the present invention.
FIG. 11 is a perspective view of the riveting mechanism of the present invention.
Fig. 12 is a perspective view ii of the caulking mechanism of the present invention.
FIG. 13 is a perspective view of the discharge mechanism of the present invention.
Fig. 14 is a perspective view of the discharge mechanism of the present invention.
Fig. 15 is a perspective view of a brush holder base plate and an insulating plate according to the present invention.
In the figure: the machine frame 1, the bottom plate feeding mechanism 2, the auxiliary table 3, the vibration feeding tray 4, the vibration transmission mechanism 5, the material taking mechanism 6, the bottom plate gripper 7, the riveting mechanism 8, the rotary table 9, the automatic controller 10, the unloading mechanism 11, the speed reducer 12, the platform 13, the second photoelectric switch 14, the blowing pipe 15, the positioning block 16, the positioning pin 17, the boss 18, the first photoelectric switch 19, the audible and visual alarm 20, the servo motor 21, the longitudinal slide 22, the feeding frame chute 23, the feeding platform 24, the base 25, the feeding motor 26, the positioning rod 27, the gripper support 28, the horizontal slide 29, the gripper cylinder 30, the sliding frame 31, the limiting rod 32, the positioning groove 32A, the pushing frame 33, the pushing cylinder 34, the speed reducer 35, the gear rack mechanism 36, the bottom plate suction seat 37, the gripping slide 38, the gripping and air release cylinder 39, the discharging cylinder 40, the ejector rod seat 41, the device comprises a discharging ejector rod 42, a pushing block 43, a small support 44, a vibrating plate frame 45, a vibrating slideway 46, an ejector rod seat 47, an insulating plate feeding cylinder 48, a discharging cylinder 49, a taking and placing cylinder 50, a sliding seat 51, a pushing cylinder 52, a feeding slideway 53, a sliding block 54, a base plate 55, a sliding push plate 56, a discharging ejector rod 57, a positioning sliding chute 58, an insulating plate plug 59, a material taking support 60, a third photoelectric switch 61, a supporting cushion block 62, a guide plate 63, a connecting seat 64, a guide assembly 65, a punching cylinder 66, a supporting frame 67, a punching head 68, a punching pin 69, a discharging support 70, a clamping claw 71, a discharging gripper 72, a material taking cylinder 73, a sliding support 74, a vertical discharging slideway 75, a lifting cylinder 76, a sliding support 77, a horizontal discharging slideway 78, a discharging cylinder 79, a sliding chute 80, an electric brush frame bottom plate 81 and an insulating plate 82.
Detailed Description
As shown in the figure, the automatic riveting equipment for the bottom plate and the insulating plate of the brush holder comprises a frame 1, a platform 13 is fixed at the upper end of the frame 1, a turntable driving device is arranged on the platform 13, the turntable driving device is formed by connecting a servo motor 21 fixed on the bottom surface of the platform 13 and a speed reducer 12 fixed on the platform 13 through a synchronous belt, and a turntable 9 horizontally arranged is arranged at the output end of the speed reducer 12 of the turntable driving device.
At least five positioning blocks 16 are uniformly distributed on the turntable 9 near the circumference of the outer edge of the turntable, and six positioning blocks 16 are taken as an example in the embodiment. Two pairs of positioning pins 17 are symmetrically arranged in the middle of the positioning block 16 and are used for being inserted into two pairs of positioning holes in the middle of each brush holder bottom plate 81; two bosses 18 are arranged on one side of the positioning block 16 close to the outer edge of the turntable 9 in parallel, and a clamping groove is formed between the two bosses 18 and is used for clamping the protrusions on the outer edge of the brush holder bottom plate 81 into the clamping groove to realize feeding positioning.
The machine frame 1 is provided with a bottom plate feeding device, two insulating plate feeding devices, a riveting mechanism 8 and a discharging mechanism 11 which are positioned on the periphery of the turntable 9 along the circumferential direction. The bottom plate feeding device is used for circularly feeding the brush holder bottom plate 81 onto each positioning block 16, the two insulating plate feeding devices respectively and sequentially feed the two insulating plates 82 onto each brush holder bottom plate 81 which rotates to the position of the insulating plate feeding device along with the turntable 9, and the riveting mechanism 8 is used for simultaneously riveting the two insulating plates 82 on the brush holder bottom plate 81; the discharging mechanism 11 is used for automatically discharging the brush holder base plate 81 after the insulating plate 82 is riveted.
The bottom plate feeding device comprises a bottom plate feeding mechanism 2 and a bottom plate gripper 7, wherein the bottom plate feeding mechanism 2 is arranged at the front side of the frame 1 and is used for conveying a plurality of brush holder bottom plates 81 which are stacked together to the bottom plate gripper 7 one by one; the base plate grip 7 grips each brush holder base plate 81 onto each positioning block 16 in turn.
The bottom plate feeding mechanism 2 comprises a feeding platform 24 arranged at the middle upper part of the front side of the frame 1, a gear rack mechanism 36 driven by a feeding driving device is arranged below the feeding platform 24 along the vertical direction, the feeding driving device is formed by connecting a feeding motor 26 and a speed reducer 35, a longitudinal slideway 22 is arranged at the position, corresponding to the rack of the gear rack mechanism 36, of the bottom surface of the feeding platform 24, and the rack is inserted into the longitudinal slideway 22 and used for ensuring the linear reciprocating motion of the rack along the vertical direction. An I-shaped pushing block 43 is fixed at the upper end of the rack through a screw, a feeding frame for superposing the bottom plates is arranged on the feeding platform 24, and the pushing block 43 can be driven by the rack of the gear rack mechanism 36 to pass through the feeding frame and push the bottom plates on the feeding frame to the bottom plate grip 7 at the upper end.
The feeding frame comprises a base 25, an I-shaped through hole in clearance fit with a push block 43 is formed in the middle of the base 25, and two pairs of positioning rods 27 are symmetrically inserted and fixed on two sides of the middle of the through hole on the base 25 and used for penetrating through positioning holes on a bottom plate; the two ends of the through hole on the base 25 are respectively inserted with a limiting rod 32, and a positioning groove 32A is arranged on one of the limiting rods 32 with larger diameter along the axial direction of the limiting rod 32 for clamping the bulge at the outer edge of the bottom plate of the brush holder into the positioning groove to realize the feeding positioning of the bottom plate 81 of the brush holder. A feeding frame chute 23 is arranged on the feeding platform 24 along the horizontal direction, and a base 25 of the feeding frame is inserted into the feeding frame chute 23; a pushing cylinder 34 is arranged at one end of the feeding frame chute 23, and one end of a cylinder rod of the pushing cylinder 34 is connected with a pushing frame 33 and inserted into the feeding frame chute 23 for pushing the feeding frame to a feeding position corresponding to the gear rack mechanism 36.
The bottom plate tongs 7 comprise a tongs support 28 fixed on a platform of the frame 1, a horizontal slideway 29 is transversely fixed at the upper end of the tongs support 28 through bolts, a tongs cylinder 30 is fixed at one end of the horizontal slideway 29, a sliding frame 31 is installed on the horizontal slideway 29 through sliding fit and is connected with the outer end of a cylinder rod of the tongs cylinder 30, a grabbing and releasing slideway 38 and a grabbing and releasing cylinder 39 are installed on the sliding frame 31 through bolts in the vertical direction, the grabbing and releasing cylinder 39 is fixed at the upper end of the sliding frame 31, a bottom plate suction seat 37 is installed on the grabbing and releasing slideway 38 through sliding fit, and the upper end of the bottom plate suction seat 37 is connected with the lower end of the cylinder rod of the grabbing and releasing cylinder 39 through threads. The bottom plate suction seat 37 is formed by connecting two plates which are arranged in an L shape through bolts, a magnetic block is embedded on the bottom surface of a horizontal plate of the bottom plate suction seat 37, a discharging air cylinder 40 is fixed at the upper end of a vertical plate of the bottom plate suction seat 37 through a support plate, four discharging push rods 42 are connected at the lower end of a cylinder rod of the discharging air cylinder 40 through a push rod seat 41 and penetrate through the horizontal plate of the bottom plate suction seat 37, and the bottom plate sucked on the bottom surface of the bottom plate suction seat 37 is propped against a corresponding positioning block 16.
The insulation board feeding device comprises a vibration feeding disc 4 and an insulation board feeding mechanism, wherein the vibration feeding discs 4 of the two insulation board feeding devices are arranged on an auxiliary table 3 on one side of a platform at the upper end of the frame 1 in parallel, and the insulation board feeding mechanism is arranged at a discharge hole of the vibration feeding disc 4 along a tangential direction and is positioned on the platform at the upper end of the frame 1.
The insulation board feed mechanism is including vibration transport mechanism 5 and the extracting mechanism 6 that connect gradually, vibration transport mechanism 5 is including fixing the little support 44 on the platform, is connected with vibration grillage 45 and installs vibrating motor in vibration grillage 45 in little support 44 upper end, is connected with vibration slide 46 in vibration grillage 45 upper end support for realize the material loading of insulation board 82. A blowing pipe 15 is arranged on the vibration slideway 46 and is used for an external wind source to assist an insulating plate on the vibration slideway 46 to walk to the material taking mechanism 6.
The material taking mechanism 6 comprises a material taking support 60, a positioning chute 58 is fixed in the middle of the material taking support 60 along the tangential direction of the turntable 9, a feeding hole is formed in one side of the positioning chute 58 and is communicated with the outlet of the vibration transmission mechanism 5, a sliding push plate 56 is inserted into one end of the positioning chute 58, a material pushing cylinder 52 is connected to the outer end of the sliding push plate 56, and the cylinder body of the material pushing cylinder 52 is fixed at one end of the bottom plate of the positioning chute 58. An insulating plate feeding slide way 53 is transversely fixed at the upper end of the material taking support 60 through bolts, an insulating plate feeding cylinder 48 is fixed at one end of the feeding slide way 53, a sliding seat 51 is mounted on the feeding slide way 53 through sliding fit, and the sliding seat 51 is in threaded connection with a cylinder rod of the insulating plate feeding cylinder 48. The sliding seat 51 is provided with a taking and placing slide way and a taking and discharging cylinder 50 along the vertical direction, the taking and discharging cylinder 50 is fixed at the upper end of the sliding seat 51, and an insulating plate feeding seat is installed on the taking and placing slide way through sliding fit and is connected with the lower end of a cylinder rod of the taking and discharging cylinder 50 through threads. The insulating plate feeding seat is composed of a sliding block 54 and an L-shaped substrate 55 fixed on the sliding block 54 through bolts, and two pairs of insulating plate bolts 59 are symmetrically inserted and fixed into the bottom surface of the substrate 55 of the insulating plate feeding seat and used for being inserted into riveting holes of metal brackets on the insulating plate to realize material taking. A stripping cylinder 49 is fixed at the upper end of the base plate 55 of the insulating plate feeding seat, and at least one pair of stripping ejector rods 57 are connected to the lower end of the cylinder rod of the stripping cylinder 49 through the ejector rod seat 47 and penetrate through the base plate 55 of the insulating plate feeding seat, so as to push the insulating plate 82 clamped at the bottom surface of the insulating plate feeding seat onto the corresponding brush holder bottom plate. In this embodiment, two pairs of stripping lifters 57 are taken as an example, wherein one pair of stripping lifters 57 passes through the substrate 55 and then approaches to two ends of the arc-shaped insulating plate 82, and the other pair of stripping lifters 57 passes through the substrate 55 and then corresponds to top surfaces of two brackets on the insulating plate 82 respectively.
The riveting mechanism 8 comprises a support frame 67 fixed on a frame platform through bolts, a punching oil cylinder 66 is installed on a top plate at the upper end of the support frame 67, a guide plate 63 is connected to the lower end of a cylinder rod of the punching oil cylinder 66 through a connecting seat 64, four groups of guide assemblies 65 consisting of guide posts and guide sleeves are symmetrically arranged between the guide plate 63 and the top plate of the support frame 67, a punching head 68 is fixed in the middle of the bottom surface of the guide plate 63, a plurality of pairs of punching pins 69 are inserted and fixed in the bottom surface of the punching head 68, and in the embodiment, the four pairs of punching pins 69 are used as an example, and the punching pins 69 are in one-to-one correspondence with riveting holes on a bottom plate of the brush holder. A supporting cushion block 62 is fixed below the stamping head 68 on the bottom plate of the supporting frame 67, and the upper end surface of the supporting cushion block 62 is attached to the bottom surface of the turntable 9 and is used for supporting the positioning block 16 on the turntable 9 during stamping and riveting.
The unloading mechanism 11 comprises an unloading support 70 fixed on a frame platform, a horizontal unloading slide 78 is transversely fixed at the upper end of the unloading support 70, an unloading cylinder 79 is installed at one end of the horizontal unloading slide 78, a sliding support 77 is installed on the horizontal unloading slide 78 through sliding fit and is connected with the front end of a cylinder rod of the unloading cylinder 79 through threads, a vertical unloading slide 75 and a lifting cylinder 76 are arranged on the sliding support 77 along the vertical direction, the lifting cylinder 76 is fixed at the upper end of the sliding support 77, a sliding support 74 is installed on the vertical unloading slide 75 through sliding fit and is detachably connected with the lower end of a cylinder rod of the lifting cylinder 76 through threads, a material taking cylinder 73 is installed on the sliding support 74, a transverse slide is arranged at the bottom surface of the sliding support 74, two unloading grippers 72 are symmetrically installed at the two ends of the transverse slide through sliding fit, two material clamping claws 71 are symmetrically fixed at the lower end of each unloading gripper 72 through jackscrews respectively, and after the cylinder rod of the air cylinder 73 extends out, the two unloading grippers 72 are pushed to move outwards to enable the material clamping claws 71 to be inserted into a bracket on an insulating plate 82 to realize material taking; a reset tension spring (not shown) is connected between the two discharge grippers 72 for achieving reset discharge of the two discharge grippers 72. A chute 80 inclined outward and downward is fixed to the middle of the discharge holder 70.
The machine frame 1 is also provided with a PLC automatic controller 10, and the automatic controller 10 is respectively connected with each cylinder or cylinder of the bottom plate feeding device, the insulating plate feeding device, the riveting mechanism 8 and the discharging mechanism 11 through electromagnetic valves and is electrically connected with a servo motor 21 and a feeding motor 26 of the turntable driving device; for controlling the operation of the base plate feeding device, the two insulating plate feeding devices, the riveting mechanism 8, the discharging mechanism 11, the servo motor 21 and the feeding motor 26 respectively.
The upper end of the gripper support 28 corresponding to the feeding frame is provided with a first photoelectric switch 19 for detecting whether the feeding frame is provided with a bottom plate for feeding so as to control the actions of each cylinder of the bottom plate gripper 7; a second photoelectric switch 14 is respectively arranged at the other side of the positioning chute 58 corresponding to the feed inlet of the positioning chute 58 and is used for detecting whether an insulating plate 82 is pushed in the positioning chute 58 so as to control the actions of each cylinder of the material taking mechanism 6; a third photoelectric switch 61 is disposed in the supporting frame 67 above the positioning block 16 correspondingly rotated to the riveting mechanism 8, and is used for detecting whether a workpiece to be riveted is located above the positioning block 16 rotated to the riveting mechanism 8 so as to control the action of the punching cylinder 66. The first photoelectric switch 19, the second photoelectric switch 14 and the third photoelectric switch 61 are respectively connected with signal input ends of the automatic controller 10 so as to input signals into the automatic controller 10 to realize automatic control.
An audible and visual alarm 20 is also arranged on the platform of the frame 1, and the audible and visual alarm 20 is connected with the signal output end of the automatic controller 10 and is used for alarming when each station is in shortage or has a fault.
In operation, the brush holder base plate 81 is first stacked and dropped on the upper material holder and placed in the upper material holder chute 23, the cylinder rod of the pushing cylinder 34 is controlled to extend by the automatic controller 10, and the upper material holder is pushed to the feeding position corresponding to the rack-and-pinion mechanism 36 by the pushing frame 33. The automatic controller 10 starts the feeding motor 26 to drive the rack of the rack-and-pinion mechanism 36 to move upwards, and the pushing block 43 at the upper end of the rack pushes the bottom plate on the feeding frame to the bottom plate grip 7 at the upper end. When the first photoelectric switch 19 detects that a bottom plate is arranged at the upper end of the feeding frame, a signal is transmitted to the automatic controller 10, and the automatic controller 10 controls the gripper cylinder 30, the gripper cylinder 39 and the feeding cylinder 40 to act sequentially; the cylinder rod of the gripper cylinder 30 stretches out to push the sliding frame 31 to slide to one end of the upper material frame along the horizontal slideway 29, then the cylinder rod of the gripper cylinder 39 stretches out and pushes the bottom plate suction seat 37 to move down to the uppermost brush frame bottom plate 81 along the gripper slideway 38, and the brush frame bottom plate 81 is adsorbed on the bottom surface of the bottom plate suction seat 37 under the action of the magnetic block; the cylinder rod of the grabbing and placing cylinder 39 is reset to grab a brush holder base plate 81, the cylinder rod of the grabbing and placing cylinder 30 is reset to drive the sliding frame 31 to slide to the upper portion of the rotary table 9 along the horizontal slideway 29, and meanwhile the feeding motor 26 drives the rack of the gear rack mechanism 36 and the pushing block 43 to move upwards by the height of the brush holder base plate 81 so as to be ready for next material taking. The cylinder rod of the air grabbing cylinder 39 is extended, the grabbed brush holder bottom plate 81 is placed on the corresponding positioning block 16, the discharging cylinder 40 starts to act when the brush holder bottom plate contacts the positioning block 16, the discharging ejector rod 42 is pushed to penetrate out of the horizontal plate of the bottom plate suction seat 37, and the brush holder bottom plate sucked on the bottom surface of the bottom plate suction seat 37 is propped against the corresponding positioning block 16. So far, the first feeding action of the bottom plate of the brush frame is finished, the turntable 9 starts to rotate, and meanwhile, the bottom plate feeding device repeats the actions, and the feeding of the bottom plate of the brush frame is continued when the turntable 9 rotates to the next station.
After the brush holder bottom plate is fed, the servo motor 21 is controlled by the automatic controller 10 to start, the rotating disc 9 is driven to rotate for 60 degrees through the speed reducer 12, and then the brush holder bottom plate falling on the positioning block 16 is stopped at the first insulating plate feeding device and the first insulating plate is assembled. The insulating plates placed in the vibration feeding tray 4 sequentially enter the vibration slide ways 46 through the vibration feeding tray 4, the vibration motor drives the vibration slide ways 46 to vibrate in a reciprocating mode, the insulating plates are sequentially sent into the positioning slide grooves 58 of the material taking support 60 under the action of the blowing pipe 15, when the second photoelectric switch 14 detects that the insulating plates enter the positioning slide grooves 58, signals are sent to the automatic controller 10, the automatic controller 10 controls the cylinder rods of the pushing cylinders 52 to extend out, and the insulating plates entering the positioning slide grooves 58 are pushed to the inner ends of the positioning slide grooves 58 through the sliding push plates 56. Then, the automatic controller 10 controls the cylinder rod of the air taking and discharging cylinder 50 to extend out and push the insulating plate feeding seat to move downwards until two pairs of insulating plate bolts 59 arranged on the bottom surface of the insulating plate feeding seat are inserted into corresponding bracket riveting holes on the insulating plate to clamp the insulating plate, and the air taking and discharging cylinder 50 returns to drive the insulating plate feeding seat to carry an insulating plate to move upwards; after the insulating plate feeding seat returns, the cylinder rod of the insulating plate feeding cylinder 48 stretches out to push the sliding seat 51 to slide to the upper part of the turntable 9 along the feeding slideway 53, then the cylinder rod of the taking and placing cylinder 50 stretches out again to push the insulating plate feeding seat to move downwards, the carried insulating plate is pressed on the brush holder bottom plate on the corresponding positioning block 16, the riveting holes on two sides of the insulating plate are sleeved on the corresponding riveting columns on the brush holder bottom plate, then the cylinder rod of the stripping cylinder 49 stretches out to drive the two pairs of stripping ejector rods 57 to move downwards and then pass through the insulating plate feeding seat and push against the two ends of the insulating plate and the top surfaces of the two brackets on the insulating plate, the insulating plate is pressed on the corresponding brush holder bottom plate, and finally the air taking and discharging cylinder 50 is reset and drives the insulating plate feeding seat to move upwards, so as to finish the feeding assembly of the first insulating plate. And then the turntable 9 continues to rotate and the insulating plate feeding cylinder 48 is reset, so that the sliding seat 51 is driven to slide above the positioning sliding groove 58, the above actions are repeated through the material taking mechanism 6, and the insulating plate is fed continuously when the turntable 9 rotates to the next station.
When the servo motor 21 drives the turntable 9 to continue rotating for 60 degrees, the brush holder bottom plate which is positioned on the positioning block 16 and is provided with the first insulating plate is stopped at the second insulating plate feeding device, and the second insulating plate is assembled by repeating the actions through the second insulating plate feeding device.
After the second insulating plate is fed and assembled, the servo motor 21 drives the turntable 9 to rotate for 60 degrees continuously, and the bottom plate of the brush frame provided with the two insulating plates is stopped at the riveting mechanism 8. When the third photoelectric switch 61 detects that the workpiece to be riveted exists on the positioning block 16 which rotates to the riveting mechanism 8, a signal is sent to the automatic controller 10, the automatic controller controls the stamping cylinder 66 to act, and the four pairs of stamping pins 69 on the bottom surface of the stamping head 68 are driven to move down rapidly through the guide plate 63, so that riveting columns on the bottom plate of the brush holder are riveted into riveting holes on two sides of the insulating plate. After riveting, the punching oil cylinder 66 resets, then the servo motor 21 drives the turntable 9 to rotate for 60 degrees continuously, and the riveted brush holder bottom plate and insulating plate are sent to the unloading mechanism 11 for unloading.
During discharging, the automatic controller controls the discharging air cylinder 79 to act, the sliding support 77 is pushed to slide along the horizontal discharging slideway 78, until the discharging air cylinder 73 slides to the upper side of the riveted brush holder bottom plate along with the sliding support 77, the lifting air cylinder 76 starts to act, the sliding support 74 and the discharging air cylinder 73 are driven to move downwards along the vertical discharging slideway 75, until the discharging grip 72 moves downwards along with the sliding support 74 and then is inserted between two insulating plates on the brush holder bottom plate, then the cylinder rod of the discharging air cylinder 73 stretches out and pushes the two discharging grips 72 to move outwards and be respectively inserted into a pair of brackets on the two insulating plates, then the lifting air cylinder 76 and the discharging air cylinder 79 are reset in sequence, the riveted brush holder bottom plate and the insulating plates are lifted and conveyed to the upper side of the chute 80 through the discharging grip 72, finally the discharging air cylinder 73 is reset, the two discharging grips 72 automatically reset to retract from the brackets on the insulating plates under the action of the reset tension springs, and the riveted brush holder bottom plate and the insulating plates fall into the chute 80 to slide.
When the turntable 9 is stopped at each station, the bottom plate feeding device, the two insulating plate feeding devices, the riveting mechanism 8 and the discharging mechanism 11 work synchronously, so that the processing efficiency is high.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. The utility model provides an automatic riveting equipment of brush yoke bottom plate and insulation board, includes a frame, characterized by: a turntable driving device is arranged on the frame, a horizontally arranged turntable is arranged at the output end of the turntable driving device, and at least five positioning blocks are uniformly distributed on the turntable near the circumference of the periphery of the turntable; a bottom plate feeding device, two insulating plate feeding devices, a riveting mechanism and a discharging mechanism are sequentially arranged on the periphery of the turntable on the frame along the circumferential direction; the bottom plate feeding device is used for circularly feeding the bottom plate of the brush frame onto each positioning block, the two insulating plate feeding devices respectively and sequentially feed the two insulating plates onto each bottom plate of the brush frame, which rotates along with the turntable to the insulating plate feeding device, and the riveting mechanism is used for simultaneously riveting the two insulating plates onto the bottom plate of the brush frame; the discharging mechanism is used for automatically discharging the brush holder bottom plate after the insulating plate is riveted;
the insulating plate feeding device comprises a vibration feeding disc and an insulating plate feeding mechanism, wherein the insulating plate feeding mechanism is arranged at a discharge hole of the vibration feeding disc along the tangential direction;
the insulation board feeding mechanism comprises a vibration conveying mechanism and a material taking mechanism which are sequentially connected, the material taking mechanism comprises a material taking support, a positioning chute is arranged in the middle of the material taking support, one side of the positioning chute is provided with a feeding hole and is communicated with an outlet of the vibration conveying mechanism, one end of the positioning chute is inserted with a sliding push plate, and the outer end of the sliding push plate is connected with a material pushing cylinder; an insulating plate feeding slide way is arranged at the upper end of the material taking support, an insulating plate feeding cylinder is arranged at one end of the feeding slide way, and a sliding seat is arranged on the feeding slide way in a sliding fit manner and is connected with a cylinder rod of the insulating plate feeding cylinder; the sliding seat is provided with a taking and placing slide way and a taking and placing air cylinder along the vertical direction, the taking and placing slide way is provided with an insulating plate feeding seat in a sliding fit manner and is connected with the lower end of a cylinder rod of the taking and placing air cylinder, insulating plate bolts are symmetrically fixed on the bottom surface of the insulating plate feeding seat and are used for being inserted into bracket riveting holes on the insulating plate to realize taking materials; the upper end of the insulating plate feeding seat is provided with a stripping cylinder, the lower end of a cylinder rod of the stripping cylinder is connected with at least one pair of stripping ejector rods and penetrates through the insulating plate feeding seat to push the insulating plate clamped on the bottom surface of the insulating plate feeding seat onto the corresponding brush holder bottom plate;
the discharging mechanism comprises a discharging support, a horizontal discharging slide rail is arranged at the upper end of the discharging support in the transverse direction, a discharging cylinder is arranged at one end of the horizontal discharging slide rail, a sliding support is arranged on the horizontal discharging slide rail through sliding fit and is connected with the front end of a cylinder rod of the discharging cylinder, a vertical discharging slide rail and a lifting cylinder are arranged on the sliding support in the vertical direction, a sliding support is arranged on the vertical discharging slide rail through sliding fit and is connected with the lower end of a cylinder rod of the lifting cylinder, a discharging cylinder is arranged on the sliding support, a transverse slide rail is arranged on the bottom surface of the sliding support, discharging grippers are symmetrically arranged at two ends of the transverse slide rail through sliding fit, and the cylinder rod of the discharging cylinder pushes two discharging grippers to move outwards after extending so as to be inserted into a support on an insulating plate to realize discharging; and a reset tension spring is connected between the two discharging grippers and used for realizing reset discharging of the two discharging grippers.
2. The brush holder base plate and insulating plate automatic riveting apparatus according to claim 1, characterized in that: two pairs of positioning pins are symmetrically arranged in the middle of the positioning block, two bosses are arranged on one side of the positioning block, which is close to the outer edge of the turntable, in parallel, and a clamping groove is formed between the two bosses and is used for feeding and positioning of the bottom plate of the brush holder.
3. The brush holder base plate and insulating plate automatic riveting apparatus according to claim 1, characterized in that: the bottom plate feeding device comprises a bottom plate feeding mechanism and a bottom plate gripper, wherein the bottom plate feeding mechanism is arranged at the front side of the frame and is used for conveying a plurality of brush holder bottom plates which are overlapped and fallen together to the bottom plate gripper one by one; the bottom plate gripper sequentially grabs each brush holder bottom plate onto each positioning block.
4. A brush holder base plate and insulating plate automatic riveting apparatus according to claim 3, characterized in that: the bottom plate feeding mechanism comprises a feeding platform arranged at the front side of the frame, a gear rack mechanism driven by a feeding driving device is arranged below the feeding platform, and a longitudinal slideway is arranged at the bottom surface of the feeding platform corresponding to a rack of the gear rack mechanism and used for ensuring the linear reciprocating motion of the rack along the vertical direction; the pushing block is fixed at the upper end of the rack, a feeding frame for superposing the bottom plate is arranged on the feeding platform, and the pushing block can be driven by the gear rack mechanism to pass through the feeding frame and push the bottom plate on the feeding frame to the bottom plate gripper at the upper end.
5. The automatic riveting apparatus for a brush holder base plate and an insulating plate according to claim 4, wherein: the feeding frame comprises a base, a through hole in clearance fit with the pushing block is formed in the middle of the base, and two pairs of positioning rods are symmetrically arranged on two sides of the through hole on the base and used for penetrating through positioning holes on the bottom plate; and two ends of the through hole on the base are respectively provided with a limiting rod, and one limiting rod (32) is axially provided with a positioning groove for feeding and positioning of the brush holder bottom plate.
6. The brush holder base plate and insulating plate automatic riveting apparatus according to claim 3 or 4, characterized in that: the bottom plate tongs comprise a tongs support fixed on a rack, a horizontal slideway is arranged at the upper end of the tongs support in the transverse direction, a tongs cylinder is arranged at one end of the horizontal slideway, a sliding frame is arranged on the horizontal slideway through sliding fit and is connected with the outer end of a cylinder rod of the tongs cylinder, a grabbing and releasing slideway and a grabbing and releasing cylinder are arranged on the sliding frame in the vertical direction, a bottom plate suction seat is arranged on the grabbing and releasing slideway through sliding fit and is connected with the lower end of the cylinder rod of the grabbing and releasing cylinder, a magnetic block is inlaid on the bottom plate suction seat bottom surface, a discharging cylinder is arranged at the upper end of the bottom plate suction seat, a discharging ejector rod is connected with the lower end of the cylinder rod of the discharging cylinder and penetrates through the bottom plate suction seat, and the bottom plate sucked on the bottom plate suction seat bottom surface is propped down to a corresponding positioning block.
7. The brush holder base plate and insulating plate automatic riveting apparatus according to claim 1, characterized in that: an automatic controller is also arranged on the frame, is respectively connected with each cylinder or oil cylinder of the bottom plate feeding device, the insulating plate feeding device, the riveting mechanism and the discharging mechanism through electromagnetic valves, and is electrically connected with the turntable driving device; the device is used for respectively controlling the work of the bottom plate feeding device, the two insulating plate feeding devices, the riveting mechanism and the unloading mechanism and the turntable driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810161006.5A CN108311631B (en) | 2018-02-27 | 2018-02-27 | Automatic riveting equipment for brush holder bottom plate and insulating plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810161006.5A CN108311631B (en) | 2018-02-27 | 2018-02-27 | Automatic riveting equipment for brush holder bottom plate and insulating plate |
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| CN108311631A CN108311631A (en) | 2018-07-24 |
| CN108311631B true CN108311631B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810161006.5A Active CN108311631B (en) | 2018-02-27 | 2018-02-27 | Automatic riveting equipment for brush holder bottom plate and insulating plate |
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| CN110883300A (en) * | 2018-09-10 | 2020-03-17 | 珠海华宇金属有限公司 | Riveting equipment and automatic riveting method for piston part of four-way reversing valve |
| CN109366137B (en) * | 2018-11-22 | 2024-02-23 | 山东芙诺鑫智能科技有限公司 | Channel riveting machine |
| CN109617332A (en) * | 2018-12-26 | 2019-04-12 | 上海福宇龙汽车科技有限公司 | The riveting brushgear of automobile air-conditioning throttle servo motor production line |
| CN112769302B (en) * | 2020-06-28 | 2022-05-31 | 温州职业技术学院 | Motor rapid assembly system based on cam manipulator |
| CN111940613B (en) * | 2020-08-18 | 2022-02-18 | 安徽鲲鹏装备模具制造有限公司 | Automatic riveting set of freezer footing board |
| CN114309300B (en) * | 2021-12-29 | 2022-10-18 | 广东嘉和微特电机股份有限公司 | Automatic riveting device for brush box bracket and lug plate |
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| CN108311631A (en) | 2018-07-24 |
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Effective date of registration: 20230821 Address after: 121213 Shuangyang Zhen Zijing village, Linghai City, Jinzhou City, Liaoning Province Applicant after: Liaoning yundian Technology Co.,Ltd. Address before: No. 3-33 Xihai Street, Economic and Technological Development Zone, Jinzhou City, Liaoning Province, 121000 Applicant before: JINZHOU KARHAM CO.,LTD. |
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