CN111570710B - Double-riveting equipment suitable for expansion bracket - Google Patents
Double-riveting equipment suitable for expansion bracket Download PDFInfo
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- CN111570710B CN111570710B CN202010391712.6A CN202010391712A CN111570710B CN 111570710 B CN111570710 B CN 111570710B CN 202010391712 A CN202010391712 A CN 202010391712A CN 111570710 B CN111570710 B CN 111570710B
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- feeding
- riveting
- rivet
- plate
- cavity
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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
- B21J15/14—Riveting machines specially adapted for riveting specific articles, e.g. brake lining machines
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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
- B21J15/32—Devices for inserting or holding rivets in position with or without feeding arrangements
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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
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
Abstract
The invention relates to the field of expansion bracket processing equipment, in particular to double riveting equipment suitable for an expansion bracket, which comprises a riveting platform, a high-pressure air pipe, a rotary feeding disc, a high-speed motor, a feeding device and a riveting air cylinder, wherein the riveting air cylinder is arranged above the riveting platform through a rack, an output shaft of the riveting air cylinder is provided with an upper beam frame, two riveting upper needles are symmetrically arranged at the bottom of the upper beam frame, the feeding device is arranged below the riveting upper needles and can horizontally move through a feeder, the back side of the rack is connected with a hollow disc in a shaft mode, the rotary feeding disc is hinged in the hollow disc, the high-speed motor is arranged on the outer side of the hollow disc and is in transmission connection with the rotary feeding disc, two material grooves are arranged on the outer side of the rotary feeding disc, three material guide pipes communicated with the outer side of the hollow disc are arranged on the outer side of the hollow disc, two material guide pipes are respectively communicated with the feeding device through a blanking air pipe, the high-pressure air pipe is a Y-shaped pipe, and the two branched ends of the high-pressure air pipe are respectively communicated with one blanking air pipe, the invention can accelerate the riveting efficiency of the expansion bracket by adopting a double riveting needle feeding mode.
Description
Technical Field
The invention relates to the field of telescopic frame processing equipment, in particular to double-riveting equipment suitable for a telescopic frame.
Background
Along with the increasing of urbanization construction strength, more and more people are merged into cities, developers are more inclined to construct high-rise houses on the land with the same area, the shared area of each household is increased along with the construction of the high-rise houses, the indoor practical use area is reduced, and therefore more and more families favor to install outdoor telescopic clothes hangers, the indoor space occupation can be reduced, and meanwhile clothes airing is facilitated. The prior common telescopic clothes rack has various forms, such as X type; the expansion bracket needs to be riveted in the processing and assembling process, and the riveting efficiency of the expansion bracket is slow for the expansion bracket component because a plurality of assembling holes are formed in a single expansion bracket and riveting machines on the market are all punching riveting heads.
Disclosure of Invention
The invention aims to provide double riveting equipment suitable for a telescopic frame, aiming at overcoming the defects in the prior art.
In order to solve the above problems, the present invention provides the following technical solutions:
a double-riveting device suitable for a telescopic frame comprises a riveting platform and a cross-shaped driving device arranged at the top of the riveting platform, wherein a bearing jig is arranged at the output end of the cross-shaped driving device, the double-riveting device further comprises a high-pressure air pipe, a rotary feeding disc, a high-speed motor, a feeding device, a riveting air cylinder and two riveting upper needles, the riveting air cylinder is arranged above the riveting platform in an inverted mode through a frame, an upper beam frame is arranged on an output shaft of the riveting air cylinder, the two riveting upper needles are symmetrically arranged at the bottom of the upper beam frame, the feeding device is arranged below the riveting upper needles and can move to a region right below the riveting upper needles through a feeder, a hollow disc is connected to the back side of the frame in a shaft mode, the rotary feeding disc is hinged into the hollow disc, the high-speed motor is arranged on the outer side of the hollow disc and is in transmission connection with the rotary feeding disc, two material troughs are formed in the outer side face of the rotary feeding disc, three material guide pipes are arranged on the outer side face of the hollow disc, all the material guide pipes are communicated with the inside of the hollow disc, two of the material guide pipes are respectively communicated with the feeding device through a blanking air pipe, the high-pressure air pipe is a Y-shaped pipe, two branched ends of the high-pressure air pipe are respectively communicated with one blanking air pipe, and the other end of the high-pressure air pipe is connected with a high-pressure air pump.
Further, the groove depth of the material groove is larger than the rivet length, the two material guide pipes connected with the blanking air pipes are removed, the rest one material guide pipe is a feeding pipe, the feeding pipe is located above the hollow disc and is in a vertical posture, the other two material guide pipes are inclined and extend downwards, the two material grooves are distributed along the circumferential direction of the rotary disc, the angle between the two material guide pipes and the feeding pipe is 120 degrees, the two material guide pipes and the feeding pipe are sequentially distributed along the circumferential direction of the hollow disc at equal angles, the angle is 120 degrees, the single rotation angle of the high-speed motor is 120 degrees, and the material guide pipes and the feeding pipe rotate forwards and reversely in a circulating mode.
Further, constitute an annular chamber between the inner wall of cavity dish and the outer wall of giving the dish soon, be equipped with two sets of drainage pieces that correspond a passage respectively in the annular chamber, drainage piece includes the baffle that two symmetries set up, the one end of two baffles all with the inner wall fixed connection of cavity dish to the other end of the two all leaves with the outer wall of giving the dish soon and supplies to give the dish can independent pivoted rotating gap soon, form a rectangle water conservancy diversion cavity between two baffles, this rectangle water conservancy diversion cavity is linked together with the passage.
Further, two passage pipes communicate in with the well hollow disk through a ring dish respectively, the slotted hole that is used for imbedding the ring dish is offered to the surface of well hollow disk, passage pipe and ring dish threaded connection, the ring dish surface is equipped with the board of remaining gas that extends up, it is hollow structure to remain the board of remaining gas, and its inside closing plate that is equipped with, the closing plate can follow the extending direction activity setting that remains the board of remaining gas through reset spring, reset spring is in the first half of remaining gas, the bottom of closing plate is semi-circular structure, and still run through the bottom that remains the board of remaining gas, the surface of ring dish has been seted up and has been supplied the closing plate to run through to its inside slot that wears, the closing plate can separate the inside of ring dish through the semi-circular structure of its bottom, the inlet port has been seted up at the top of remaining gas, the inlet port passes through air feed hose and high-pressure air pipe intercommunication.
Further, feeder includes the mounting panel, two blanking wares of mounting panel bottom are located to two feed plates and symmetry, when feeder was in under two riveting needles, two blanking wares correspond a riveting needle respectively, the dispenser includes feed cylinder and cylinder bearing board, cylinder bearing board is the level and erects in the riveting platform top, the feed cylinder is set up on cylinder bearing board, the mounting panel is located outside the front side of cylinder bearing board, the piston shaft of feed cylinder is connected with the partial transmission in middle section of mounting panel, one side of feed cylinder is located respectively to two feed plates, and the two parallels, two feed plates correspond a blanking ware respectively.
Furthermore, the cross section of the feeding plate is of a rectangular structure, the long edge direction of the feeding plate is parallel to the output direction of the feeding cylinder, the top of the feeding plate is provided with a rivet cavity, the extending direction of the rivet cavity is parallel to the long edge direction of the feeding plate, the rivet cavity extends to a position close to one end of the feeding plate facing the blanking device and is stopped, and this one end of feed plate is seted up and is run through to the discharge chamber of its bottom, discharge chamber and rivet intracavity intercommunication, the one end top that the discharge chamber was kept away from in the rivet chamber has erect the drainage tube, the drainage tube is linked together through blanking trachea and passage, the bottom of drainage tube is corresponding to the rivet chamber, the slot width in rivet chamber is less than rivet big end external diameter, the slot width in discharge chamber is greater than rivet big end external diameter, the rivet intracavity is equipped with the unloading piece that can follow the extending direction horizontal migration in rivet chamber, the back of feed cylinder is equipped with the air stem of unloading, the air stem of unloading passes through the driving plate and is connected with the piece transmission of unloading of two rivet intracavity.
Further, the blanking device comprises a supporting plate and two symmetrically arranged material placing plates, one ends of the two material placing plates are respectively matched with the supporting plate in a shaft connection mode through a torsion spring, the two material placing plates are in a horizontal posture when being in a normal state, a rotating gap is reserved between the two material placing plates, a semi-arc groove is formed in each of the two opposite inner sides of the two material placing plates, when the two material placing plates are in the horizontal posture, the semi-arc grooves of the two material placing plates form a bearing circular cavity, the inner diameter of the bearing circular cavity is smaller than the outer diameter of the large head end of a rivet and larger than the outer diameter of the other end of the rivet, and the bearing circular cavity in each blanking device and a discharge cavity in the corresponding material feeding plate are arranged oppositely.
Further, the upper and lower interval between the material placing plate and the bearing jig is not more than 7 cm.
Has the advantages that: according to the double-riveting device suitable for the telescopic frame, the telescopic frame is manually placed on the bearing jig, then the telescopic frame is driven by the cross-shaped driving device to move in a cross manner, and then the assembling holes in the telescopic frame can be located under two riveting upper pins one by one; conveying the rivets into the feeding pipe one by the movable disc, and enabling the rivets to fall upwards in a vertical posture; at the moment, a material groove is communicated with a feeding pipe, so that the rivet falls into the material groove, and the rotary feeding disc is driven by a high-speed motor to rotate, so that the material groove rotates to be communicated with a material guide pipe, the rivet falls into the material guide pipe from the material groove, and finally is delivered into a feeding device through a material falling air pipe corresponding to the rivet; because the distance angle between the two material troughs is 120, and the interval included angle between the two material guiding pipes and the feeding pipe is 120, the high-speed motor rotates 120 every time, namely, a single material trough is communicated with one material guiding pipe, the other material trough is communicated with the feeding pipe, and the sequence is changed after the material trough is turned over once; thus, the circulation and rapid feeding of the two material guide pipes are realized; the single rivet is positioned in the material groove, when the rotary feeding disc rotates, the rivet is positioned in the material groove, when the rotary feeding disc rotates for 120 degrees, the rivet in the material groove is in an inclined posture, because the rotary feeding disc rotates at high speed, the rivet is not influenced in the process of rotating for 120 degrees, after the rivet stops, the rivet stably flows into the material guide pipe by means of the action force of the two baffle plates corresponding to the material guide pipe, namely the action force of the rectangular flow guide cavity, and cannot flow to other areas in the annular cavity, and after the rivet reaches the material guide pipe, the rivet is directly transited into the blanking air pipe through the material guide pipe; the rivet in the blanking air pipe is stably conveyed into the drainage pipe by a high-pressure air pump through high-pressure air flow injected by a high-pressure air pipe, finally falls into a rivet cavity in a vertical posture, the big end of the rivet is positioned on the feeding plate at the moment, because the groove width of the rivet cavity is smaller than the outer diameter of the big end of the rivet, the lower half section of the rivet is positioned in the rivet cavity, another follow-up rivet falls into the riveting cavity of another feeding plate, then the discharging air rod works to drive the transmission plate to drive the two discharging blocks to move and further to collide with the rivet in the rivet cavity to drive the rivet to be pushed into the discharging cavity, because the groove width of the discharging cavity is larger than the outer diameter of the big end of the rivet, the rivet vertically falls and then falls into the blanking device, the blanking device is firstly driven to be positioned below the feeding plate by a feeding air cylinder and is accurately positioned below the discharging cavity, and at the moment, the bearing circular cavity in the blanking device is positioned right below the discharging cavity, when the rivet falls off from the discharge cavity, the rivet just falls into the bearing circular cavity and is in a vertical posture so as to form material receiving; then the blanking device is reset to the position below the riveting upper needle by virtue of the feeding cylinder, the riveting upper needle generates vertical descending acting force by virtue of the acting force of the riveting cylinder, the riveting upper needle is abutted against the upper end of a rivet in the blanking device at the moment, the rivet is abutted, so that the two discharging plates rotate in a mutually reverse mode, the bearing circular cavity is expanded, the rivet is instantaneously descended, and the rivet is driven into an assembly hole of the telescopic frame; the invention can accelerate the riveting efficiency of the expansion bracket by adopting a double riveting needle feeding mode.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is a schematic perspective view of the present invention;
FIG. 5 is an enlarged view at C of FIG. 4;
FIG. 6 is a side view of the present invention;
FIG. 7 is an enlarged view of FIG. 6 at D;
FIG. 8 is a partial perspective view of the present invention;
FIG. 9 is a plan sectional view of the present invention;
FIG. 10 is an enlarged view at E of FIG. 9;
description of reference numerals: the riveting platform 1, the cross-shaped driving device 1a and the bearing jig 1 b.
A high-pressure air pipe 2.
The rotary feeding disc 3, a trough 3a, a baffle 3b and a rectangular diversion chamber 3 c.
A hollow disc 4, a material guide pipe 4a and a feeding pipe 4 b.
A ring disc 5, an air closing plate 5a, a sealing plate 5b, a return spring 5c and an air supply hose 5 d.
A high speed motor 6.
A feeding cylinder 7 and a cylinder bearing plate 7 a.
A feed plate 8, a rivet cavity 8a, a discharge cavity 8b, a drainage tube 8c, a discharge block 8d and a discharge air rod 8 e.
The mounting plate 9, a support plate 9a, a semi-arc groove 9b and a discharge plate 9 c.
Riveting cylinder 10, upper beam frame 11, riveting upper needle 12.
A frame 13.
An expansion bracket 14.
Detailed Description
The following detailed description of specific embodiments of the present invention is made with reference to the accompanying drawings and examples:
referring to fig. 1 to 10, a double riveting apparatus suitable for a telescopic frame comprises a riveting platform 1 and a cross driving device 1a arranged on the top of the riveting platform 1, wherein a bearing jig 1b is arranged on the output end of the cross driving device 1a, the double riveting apparatus further comprises a high-pressure air pipe 2, a rotary feeding disc 3, a high-speed motor 6, a feeding device, a riveting air cylinder 10 and two riveting upper needles 12, the riveting air cylinder 10 is arranged above the riveting platform 1 in an inverted manner through a frame 13, an upper beam frame 11 is arranged on the output shaft of the riveting air cylinder 10, the two riveting upper needles 12 are symmetrically arranged at the bottom of the upper beam frame 11, the feeding device is arranged below the riveting upper needles 12 and can move to the area right below the riveting upper needles 12 through a feeder, a hollow disc 4 is axially connected to the back side of the frame 13, the rotary feeding disc 3 is hinged in the hollow disc 4, the high-speed motor 6 is arranged outside the hollow disc 4 and is in transmission connection with the rotary feeding disc 3, two silos 3a have been seted up to the lateral surface of giving dish 3 soon, and the lateral surface of well hollow plate 4 is equipped with three passage 4a, and all passage 4a all communicate in with well hollow plate 4 to wherein two are linked together through a blanking trachea with feeder respectively, and high-pressurepipe 2 is the Y type pipe, and its branching both ends are linked together with a blanking trachea respectively, and the 2 other ends of high-pressurepipe are connected with high compression pump.
The depth of the material groove 3a is larger than the length of the rivet, except two material guide pipes 4a connected with blanking air pipes, the rest one material guide pipe 4a is a material feeding pipe 4b, the material feeding pipe 4b is positioned above the hollow disc 4 and is in a vertical posture, the other two material guide pipes 4a are both in an inclined posture and extend downwards, the two material grooves 3a are distributed along the circumferential direction of the rotary feeding disc 3, the angle between the two material grooves is 120 degrees, the two material guide pipes 4a and the material feeding pipe 4b are sequentially distributed along the circumferential direction of the hollow disc 4 at equal angles, the angle is 120 degrees, the single rotation angle of the high-speed motor 6 is 120 degrees, and the material grooves are in circulating positive and negative rotation; the feeding pipe 4b is connected to the discharging end of the vibrating disc, rivets are conveyed into the feeding pipe 4b by the vibrating disc one by one and fall upwards at the large end of the rivet in a vertical posture; when the feeding pipe 4b is communicated with a trough 3a, the rivet falls into the trough 3a, and the rotary feeding disc 3 is driven to rotate by the high-speed motor 6, so that the trough 3a rotates to be communicated with a material guiding pipe 4a, the rivet falls into the material guiding pipe 4a from the trough 3a, and is finally delivered into a feeding device through a corresponding material discharging air pipe; because the distance angle between the two material troughs 3a is 120, and the interval included angle between the two material guide pipes 4a and the feeding pipe 4b is 120, the high-speed motor 6 rotates 120 every time, namely, a single material trough 3a is communicated with one material guide pipe 4a, the other material trough 3a is communicated with the feeding pipe 4b, and the sequence is changed after the material trough is turned over once; thereby realizing the circulation and rapid feeding of the two material guiding pipes 4 a.
An annular cavity is formed between the inner wall of the hollow disc 4 and the outer wall of the rotary feeding disc 3, two groups of drainage pieces which respectively correspond to one material guide pipe 4a are arranged in the annular cavity, each drainage piece comprises two baffle plates 3b which are symmetrically arranged, one ends of the two baffle plates 3b are fixedly connected with the inner wall of the hollow disc 4, a rotating gap which can enable the rotary feeding disc 3 to independently rotate is reserved between the other ends of the two baffle plates and the outer wall surface of the rotary feeding disc 3, a rectangular flow guide cavity 3c is formed between the two baffle plates 3b, and the rectangular flow guide cavity 3c is communicated with the material guide pipes 4 a; a single rivet is positioned in the trough 3a, when the rotary feeding disc 3 rotates, the rivet is positioned in the trough 3a, when the rotary feeding disc 3 rotates 120 degrees, the rivet in the trough 3a is in an inclined posture, because the rotary feeding disc 3 rotates at high speed, the rivet is not influenced in the process of rotating 120 degrees, after the rotary feeding disc is stopped, because of inclined inertia force, the rivet can depend on two baffles 3b corresponding to the material guide pipe 4a as guide, namely acting force of the rectangular diversion chamber 3c, stably flows into the material guide pipe 4a and cannot flow to other areas in the annular cavity, and after the rivet reaches the material guide pipe 4a, the rivet is directly transited into the blanking air pipe through the baffle; the rivet in the blanking air pipe is stably delivered into the feeding device by injecting high-pressure air flow through the high-pressure air pump by means of the high-pressure air pipe 2.
The two material guiding pipes 4a are respectively communicated with the inside of the hollow disc 4 through a ring disc 5, the outer surface of the hollow disc 4 is provided with a slotted hole for embedding the ring disc 5, the material guiding pipes 4a are connected with the ring disc 5 through threads, the outer surface of the ring disc 5 is provided with an air closing plate 5a extending upwards, the air closing plate 5a is of a hollow structure, and a sealing plate 5b is arranged in the sealing plate 5b, the sealing plate 5b can be movably arranged along the extending direction of the air-closing plate 5a through a return spring 5c, the return spring 5c is positioned in the upper half section of the air-closing plate 5a, the bottom end of the sealing plate 5b is of a semicircular structure, the air-tight plate 5a penetrates the bottom of the air-tight plate 5a, the outer surface of the ring disc 5 is provided with an inserting groove through which the sealing plate 5b can penetrate into the ring disc 5, the sealing plate 5b can separate the inside of the ring disc 5 through a semicircular structure at the bottom end of the sealing plate, the top of the air-tight plate 5a is provided with an air inlet hole, and the air inlet hole is communicated with the high-pressure air pipe 2 through an air supply hose 5 d; the high-pressure air pump works, the high-pressure air flow is squeezed into the high-pressure air pipe 2 and converged into the air closing plate 5a through the air supply hose 5d, the high-pressure air flow pushes the sealing plate 5b to move in the air closing plate 5a, then the inside of the ring disc 5 is separated by means of the semicircular structure at the lower end of the high-pressure air pipe, the high-pressure air flow at the forked end of the high-pressure air pipe 2 only can reach the blanking air pipe and cannot flow into the ring disc 5-annular cavity, and the single rivet in the blanking air pipe is squeezed into the feeding device through the full high-pressure air flow in the blanking air pipe.
The feeding device comprises a mounting plate 9, two feeding plates 8 and two blanking devices symmetrically arranged at the bottom of the mounting plate 9, when the feeding device is positioned under two riveting upper needles 12, the two blanking devices correspond to the riveting upper needles 12 respectively, the feeder comprises a feeding cylinder 7 and a cylinder bearing plate 7a, the cylinder bearing plate 7a is horizontally erected above the riveting platform 1, the feeding cylinder 7 is erected on the cylinder bearing plate 7a, the mounting plate 9 is arranged outside the front side of the cylinder bearing plate 7a, a piston shaft of the feeding cylinder 7 is in transmission connection with the middle section of the mounting plate 9, the two feeding plates 8 are respectively arranged at one side of the feeding cylinder 7 and are parallel to each other, and the two feeding plates 8 correspond to one blanking device respectively; the rivets are ejected into the feeding plate 8 by the high-pressure air flow in the blanking air pipe, and then the feeding cylinder 7 drives the blanking device to be close to the corresponding feeding plate 8, so that the rivets in the feeding plate 8 are transferred into the blanking device corresponding to the feeding plate 8.
The cross section of the feeding plate 8 is of a rectangular structure, the long side direction of the feeding plate 8 is parallel to the output direction of the feeding cylinder 7, the top of the feeding plate 8 is provided with a rivet cavity 8a, the extending direction of the rivet cavity 8a is parallel to the long side direction of the feeding plate 8, the rivet cavity 8a extends to a position close to one end of the feeding plate 8 facing a blanking device and is stopped, the end of the feeding plate 8 is provided with a discharge cavity 8b penetrating to the bottom of the feeding plate 8, the discharge cavity 8b is communicated with the rivet cavity 8a, a drainage tube 8c is erected above one end of the rivet cavity 8a far away from the discharge cavity 8b and is communicated with the material guide tube 4a through a blanking air tube, the bottom end of the drainage tube 8c corresponds to the rivet cavity 8a, the groove width of the rivet cavity 8a is smaller than the outer diameter of the big end of the rivet, the groove width of the discharge cavity 8b is larger than the outer diameter of the big end of the rivet, a material discharge block 8d capable of moving horizontally along the extending direction of the rivet cavity 8a is arranged in the rivet cavity 8a, the back of the feeding cylinder 7 is provided with a discharging air rod 8e, and the discharging air rod 8e is in transmission connection with the discharging blocks 8d in the two rivet cavities 8a through a transmission plate; the rivet is in the discharge trachea after the outflow, can directly fall into in drainage tube 8c, it falls in rivet chamber 8a to be vertical gesture at last, rivet big end department is on feed plate 8 this moment, this is because rivet chamber 8 a's slot width is less than rivet big end external diameter, so the half lower section of rivet is in rivet chamber 8a, then unload gas pole 8e work, the drive driving plate makes two pieces of unloading 8d take place the motion, and then the conflict is in the rivet in rivet chamber 8a, make the rivet pushed discharge chamber 8b, because discharge chamber 8 b's slot width is greater than rivet big end external diameter, the rivet takes place vertically to drop, then drop in the blanking ware.
The blanking device comprises a supporting plate 9a and two symmetrically arranged material placing plates 9c, one ends of the two material placing plates 9c are respectively in shaft connection fit with the supporting plate 9a through a torsion spring, when the two torsion springs are in a normal state, the two material placing plates 9c are in a horizontal posture, a rotating gap is reserved between the two material placing plates, the opposite inner sides of the two material placing plates 9c are respectively provided with a semi-arc-shaped groove 9b, when the two material placing plates 9c are in a horizontal posture, the semi-arc-shaped grooves 9b of the two material placing plates form a bearing circular cavity, the inner diameter of the bearing circular cavity is smaller than the outer diameter of the large head end of a rivet and larger than the outer diameter of the other end of the rivet, and the bearing circular cavity in each blanking device is opposite to the discharge cavity 8b in the corresponding material feeding plate 8; the blanking device firstly depends on the feeding cylinder 7 to drive to the position below the feeding plate 8, the discharging cavity 8b is accurately arranged below the blanking device, the bearing circular cavity in the blanking device is positioned under the discharging cavity 8b, and the rivet just falls into the bearing circular cavity when falling from the discharging cavity 8b and is in a vertical posture to form material receiving.
The upper and lower intervals between the material placing plate 9c and the bearing jig 1b are not more than 7 cm; after the telescopic frame 14 is horizontally placed on the bearing jig 1b, because the initial distance between the bearing jig 1b and the material placing plates 9c is not more than 7CM, the distance between the telescopic frame 14 and the material placing plates 9c is equal to 7CM minus the thickness of the telescopic frame 14, so that the vertical distance between the material placing plates 9c and the telescopic frame 14 is small, and a rivet between two material placing plates 9c can directly reach an assembly hole in the telescopic frame 14 after being punched out of the lower parts of the two material placing plates 9c by the riveting upper needle 12; bearing tool 1b belongs to prior art, specifically can be provided with a plurality of lower bearing rods that correspond to the 14 pilot holes of expansion bracket on the bearing tool 1b, and lower bearing rod can descend passively to the action in the 14 pilot holes of expansion bracket is gone into with the rivet to needle 12 in the realization riveting.
The working principle is as follows: manually placing the telescopic frame 14 on the bearing jig 1b, and then driving the telescopic frame 14 to move in a cross manner by virtue of the cross-shaped driving device 1a, so that the assembling holes in the telescopic frame 14 can be positioned under the two riveting upper needles 12 one by one; the movable disc conveys the rivets one by one into the feeding pipe 4b, and the rivets fall in a vertical posture with the big end of the rivet facing upwards; when the feeding pipe 4b is communicated with a trough 3a, the rivet falls into the trough 3a, and the rotary feeding disc 3 is driven to rotate by the high-speed motor 6, so that the trough 3a rotates to be communicated with a material guiding pipe 4a, the rivet falls into the material guiding pipe 4a from the trough 3a, and is finally delivered into a feeding device through a corresponding material discharging air pipe; because the distance angle between the two material troughs 3a is 120, and the interval included angle between the two material guide pipes 4a and the feeding pipe 4b is 120, the high-speed motor 6 rotates 120 every time, namely, a single material trough 3a is communicated with one material guide pipe 4a, the other material trough 3a is communicated with the feeding pipe 4b, and the sequence is changed after the material trough is turned over once; so as to realize the circulation and rapid feeding of the two material guiding pipes 4 a; a single rivet is positioned in the trough 3a, when the rotary feeding disc 3 rotates, the rivet is positioned in the trough 3a, when the rotary feeding disc 3 rotates 120 degrees, the rivet in the trough 3a is in an inclined posture, because the rotary feeding disc 3 rotates at high speed, the rivet is not influenced in the process of rotating 120 degrees, after the rotary feeding disc is stopped, because of inclined inertia force, the rivet can depend on two baffles 3b corresponding to the material guide pipe 4a as guide, namely acting force of the rectangular diversion chamber 3c, stably flows into the material guide pipe 4a and cannot flow to other areas in the annular cavity, and after the rivet reaches the material guide pipe 4a, the rivet is directly transited into the blanking air pipe through the baffle; the rivet in the blanking air pipe is stably conveyed to a drainage pipe 8c by high-pressure air flow injected by a high-pressure air pump through a high-pressure air pipe 2, and finally falls into a rivet cavity 8a in a vertical posture, at the moment, the big end of the rivet is positioned on a feeding plate 8, because the groove width of the rivet cavity 8a is smaller than the outer diameter of the big end of the rivet, the lower half section of the rivet is positioned in the rivet cavity 8a, another subsequent rivet falls into the riveting cavity of another feeding plate 8, then an unloading air rod 8e works to drive a transmission plate to drive two unloading blocks 8d to move and further collide with the rivet in the rivet cavity 8a to drive the rivet to be pushed into a discharge cavity 8b, and because the groove width of the discharge cavity 8b is larger than the outer diameter of the big end of the rivet, the rivet vertically falls into a blanking device, the blanking device is driven to be positioned below the feeding plate 8 by a feeding air cylinder 7, the rivet falling device is exactly below the discharge cavity 8b, at the moment, a bearing circular cavity in the blanking device is positioned right below the discharge cavity 8b, and when the rivet falls off from the discharge cavity 8b, the rivet just falls into the bearing circular cavity and is in a vertical posture, so that material receiving is formed; then the blanking device is reset to the lower part of the riveting upper needle 12 by the feeding cylinder 7, the riveting upper needle 12 is reset to the lower part of the riveting upper needle 12 by the acting force of the riveting cylinder 10, the vertical descending acting force is generated, the riveting upper needle 12 is abutted against the upper end of the rivet in the blanking device at the moment, the rivet is abutted, so that the two discharging plates 9c are reversely rotated, the bearing circular cavity is expanded, the rivet is instantaneously descended, and the rivet is driven into the assembly hole of the telescopic frame 14.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (2)
1. The utility model provides a two riveting equipment suitable for expansion bracket, includes riveting platform (1) and locates cross drive arrangement (1 a) at riveting platform (1) top, installs bearing tool (1 b), its characterized in that on the output of cross drive arrangement (1 a): the riveting machine further comprises a high-pressure air pipe (2), a rotary feeding disc (3), a high-speed motor (6), a feeding device, a riveting air cylinder (10) and two riveting upper needles (12), wherein the riveting air cylinder (10) is arranged above the riveting platform (1) in an inverted mode through a rack (13), an upper beam frame (11) is installed on an output shaft of the riveting air cylinder (10), the two riveting upper needles (12) are symmetrically arranged at the bottom of the upper beam frame (11), the feeding device is arranged below the riveting upper needles (12) and can move to a region right below the riveting upper needles (12) through a feeder, a hollow disc (4) is connected to the back side of the rack (13) in a shaft mode, the rotary feeding disc (3) is hinged into the hollow disc (4), the high-speed motor (6) is arranged on the outer side of the hollow disc (4) and is in transmission connection with the rotary feeding disc (3), two material troughs (3 a) are formed in the outer side face of the rotary feeding disc (3), three material guide pipes (4 a) are formed in the outer side face of the hollow disc (4), all the material guide pipes (4 a) are communicated with the inside of the hollow disc (4), two of the material guide pipes are respectively communicated with the feeding device through a blanking air pipe, the high-pressure air pipe (2) is a Y-shaped pipe, the two branched ends of the high-pressure air pipe are respectively communicated with one blanking air pipe, and the other end of the high-pressure air pipe (2) is connected with a high-pressure air pump;
two material guide pipes (4 a) connected with blanking air pipes are respectively communicated with the interior of a hollow disc (4) through a ring disc (5), the outer surface of the hollow disc (4) is provided with a slotted hole used for embedding the ring disc (5), the material guide pipes (4 a) are in threaded connection with the ring disc (5), the outer surface of the ring disc (5) is provided with an air closing plate (5 a) extending upwards, the air closing plate (5 a) is of a hollow structure, a sealing plate (5 b) is arranged in the hollow structure, the sealing plate (5 b) can be movably arranged along the extending direction of the air closing plate (5 a) through a return spring (5 c), a return spring (5 c) is positioned in the upper half section of the air closing plate (5 a), the bottom end of the sealing plate (5 b) is of a semicircular structure and also penetrates through the bottom of the air closing plate (5 a), the outer surface of the ring disc (5) is provided with an inserting groove through which the sealing plate (5 b) can penetrate to the interior, the sealing plate (5 b) can separate the interior of the ring disc (5) through a semicircular structure at the bottom end of the sealing plate, the top of the air closing plate (5 a) is provided with an air inlet, and the air inlet is communicated with the high-pressure air pipe (2) through an air supply hose (5 d);
the depth of the material groove (3 a) is larger than the length of the rivet, except for two material guide pipes (4 a) connected with a blanking air pipe, the rest material guide pipes (4 a) are material feeding pipes (4 b), the material feeding pipes (4 b) are positioned above the hollow disc (4) and are in vertical postures, the other two material guide pipes (4 a) are inclined and extend downwards, the two material grooves (3 a) are distributed along the circumferential direction of the rotary feeding disc (3), the angle between the two material grooves is 120 degrees, the two material guide pipes (4 a) and the material feeding pipe (4 b) are sequentially distributed along the circumferential direction of the hollow disc (4) at equal angles, the angle is 120 degrees, the single rotation angle of the high-speed motor (6) is 120 degrees and is in circulating forward and reverse rotation;
constitute an annular chamber between the inner wall of cavity dish (4) and the outer wall of giving dish (3) soon, be equipped with two sets of drainage pieces that correspond a passage (4 a) respectively in the annular chamber, drainage piece includes baffle (3 b) that two symmetries set up, the one end of two baffle (3 b) all with the inner wall fixed connection of cavity dish (4), and the other end of the two all with give the outer wall of dish (3) in advance to have the confession to give and can independently pivoted rotating clearance dish (3) soon, form a rectangle water conservancy diversion cavity (3 c) between two baffle (3 b), this rectangle water conservancy diversion cavity (3 c) are linked together with passage (4 a).
2. Double riveting apparatus suitable for expansion bracket according to claim 1, characterized in that: the feeding device comprises a mounting plate (9), two feeding plates (8) and two blanking devices symmetrically arranged at the bottom of the mounting plate (9), when the feeding device is positioned under the two riveting upper pins (12), the two blanking devices correspond to the riveting upper pins (12) respectively, the feeder comprises a feeding cylinder (7) and a cylinder bearing plate (7 a), the cylinder bearing plate (7 a) is horizontally erected above the riveting platform (1), the feeding cylinder (7) is erected on the cylinder bearing plate (7 a), the mounting plate (9) is arranged outside the front side of the cylinder bearing plate (7 a), a piston shaft of the feeding cylinder (7) is in transmission connection with the middle section part of the mounting plate (9), the two feeding plates (8) are arranged on one side of the feeding cylinder (7) respectively and are parallel to each other, and the two feeding plates (8) correspond to one blanking device respectively;
the cross section of the feeding plate (8) is of a rectangular structure, the long side direction of the feeding plate (8) is parallel to the output direction of the feeding cylinder (7), the top of the feeding plate (8) is provided with a rivet cavity (8 a), the extending direction of the rivet cavity (8 a) is parallel to the long side direction of the feeding plate (8), the rivet cavity (8 a) extends to a position close to one end of the feeding plate (8) facing a blanking device and is closed, the end of the feeding plate (8) is provided with a discharge cavity (8 b) penetrating to the bottom of the feeding plate, the discharge cavity (8 b) is communicated with the rivet cavity (8 a), a drainage tube (8 c) is erected above one end of the rivet cavity (8 a) far away from the discharge cavity (8 b), the drainage tube (8 c) is communicated with the material guide tube (4 a) through a blanking air tube, the bottom end of the drainage tube (8 c) corresponds to the rivet cavity (8 a), the groove width of the rivet cavity (8 a) is smaller than the outer diameter of the big end of a rivet, the groove width of the discharge cavity (8 b) is larger than the outer diameter of the large head end of the rivet, a material unloading block (8 d) capable of moving horizontally along the extending direction of the rivet cavity (8 a) is arranged in the rivet cavity (8 a), a material unloading air rod (8 e) is arranged at the back of the feeding cylinder (7), and the material unloading air rod (8 e) is in transmission connection with the material unloading blocks (8 d) in the two rivet cavities (8 a) through a transmission plate;
the blanking device comprises a supporting plate (9 a) and two symmetrically-arranged material placing plates (9 c), one ends of the two material placing plates (9 c) are respectively in shaft connection fit with the supporting plate (9 a) through a torsion spring, when the two torsion springs are in normal states, the two material placing plates (9 c) are in horizontal postures, a rotating gap is reserved between the two material placing plates, the opposite inner sides of the two material placing plates (9 c) are respectively provided with a semi-arc-shaped groove (9 b), when the two material placing plates (9 c) are in horizontal postures, the semi-arc-shaped grooves (9 b) of the two material placing plates form a bearing circular cavity, the inner diameter of the bearing circular cavity is smaller than the outer diameter of the large head end of a rivet and larger than the outer diameter of the other end of the rivet, and the bearing circular cavity in each blanking device and a discharge cavity (8 b) in the corresponding material feeding plate (8) are oppositely arranged;
the upper and lower intervals between the material placing plate (9 c) and the bearing jig (1 b) are not more than 7 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010391712.6A CN111570710B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010391712.6A CN111570710B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
| CN201910333745.2A CN109909434B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910333745.2A Division CN109909434B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
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| Publication Number | Publication Date |
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| CN111570710A CN111570710A (en) | 2020-08-25 |
| CN111570710B true CN111570710B (en) | 2021-10-08 |
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| CN202010391712.6A Active CN111570710B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
| CN201910333745.2A Active CN109909434B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910333745.2A Active CN109909434B (en) | 2019-04-24 | 2019-04-24 | Double-riveting equipment suitable for expansion bracket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114799815A (en) * | 2022-05-12 | 2022-07-29 | 江苏博创升降机械有限公司 | Auxiliary tool for assembling lifter |
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| GB903500A (en) * | 1960-01-20 | 1962-08-15 | Clifford Edmund Brewer | Rivet feeding apparatus |
| CN102357642A (en) * | 2011-08-22 | 2012-02-22 | 中山安铂尔电器有限公司 | Automatic stud riveting machine |
| CN202639196U (en) * | 2012-05-02 | 2013-01-02 | 安徽华之杰机械有限公司 | Full-automatic rivet mounting machine of mute bearing retainer |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109909434A (en) | 2019-06-21 |
| CN109909434B (en) | 2020-10-23 |
| CN111570710A (en) | 2020-08-25 |
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Effective date of registration: 20210913 Address after: 317600 Yucheng street, Yucheng street, Yuhuan City, Taizhou, Zhejiang Applicant after: TAIZHOU LIANHAO AUTOMATION EQUIPMENT Co.,Ltd. Address before: 545211 No.42, dabutun village committee, Mashan Township, Liucheng County, Liuzhou City, Guangxi Zhuang Autonomous Region Applicant before: Li Xiangmei |
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