CN109202003B

CN109202003B - Automatic riveter with remove function

Info

Publication number: CN109202003B
Application number: CN201811137888.8A
Authority: CN
Inventors: 曹正荣; 裴海云; 贺明学; 葛田敬
Original assignee: Hefei Kaichuang Auto Parts Co ltd
Current assignee: Anhui Bihua Auto Parts Co., Ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2020-09-01
Anticipated expiration: 2038-09-28
Also published as: CN109202003A

Abstract

The invention discloses an automatic riveting machine with a moving function, wherein a transmission device comprises a motor which is fixedly connected in a moving groove arranged on a workbench, and the motor is fixedly connected with a first rotating rod through a coupler, the other end of the first rotating rod extends into a first rolling groove arranged on the workbench, the movement of the moving iron block drives a plurality of components in the control device to cooperate with each other, thereby achieving the effect of controlling the opening and the closing of the circuits of the hydraulic device and the transmission device, in the whole riveting process, when the upper workpiece and the lower workpiece are riveted, the hydraulic device is powered off, the transmission device is powered on to drive the workpieces to move, when the next movable workpiece moves to the position right below the upper workpiece, the transmission device is powered off, the hydraulic device is powered on, and the riveting process is carried out, so that the effects of high efficiency and safe work are achieved through circulating riveting and conveying.

Description

Automatic riveter with remove function

Technical Field

The invention relates to the technical field of riveting machines, in particular to an automatic riveting machine with a moving function.

Background

Riveting, that is, rivet connection, is a mechanical vocabulary, and is a method for connecting a plurality of parts by upsetting a rivet rod in a rivet hole of the part and forming a rivet head by using axial force. In the automobile manufacturing industry, the requirement on riveting is very high, the traditional riveting mode mainly comprises manual hammering and common stamping, and the riveting mode is large in labor intensity and low in efficiency due to the fact that workpieces are moved manually, does not have the function of automatic riveting, and has great potential safety hazards; the traditional riveting process mostly adopts riveting with nails, which inevitably increases the riveting cost. The structure of the current riveting machine is very complex, and the riveting machine is very inconvenient to use, so that an automatic riveting machine with a moving function is provided.

Patent publication No. CN206253571U discloses a riveting structure of an automatic riveter, and the riveter comprises the following structures: a vibrating pan; a tray body; a material distributing channel; a material distributing cylinder; riveting a machine head; a material distributing clamping nozzle; a guide hole; a pre-pressing device; a pre-compression bar; a spring; prepressing a seat; riveting the cylinder; a mounting frame; a slider; riveting a pressure rod; a mold rod is arranged; a guide post; a mounting seat; a riveting driving device; a linear guide rail; a ball screw; the screw rod drives the motor; a jack-up support device; a float pin; jacking motor, this kind of riveter can accomplish automatic rivet process, but behind the rivet, needs artificial taking away to take away, has so not only reduced work efficiency, when the manual work is taken, still has certain risk.

Disclosure of Invention

The present invention is directed to an automatic riveter with a moving function, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

an automatic riveting machine with a moving function comprises a workbench, wherein the upper end of the workbench is fixedly connected with a plurality of vertical rods, and the upper ends of the vertical rods are fixedly connected to the lower end surface of the same transverse plate;

the lower end of the transverse plate is fixedly connected with a hydraulic device, the lower end of the hydraulic device is fixedly connected with an upper electromagnet, the lower end of the upper electromagnet is connected with an upper workpiece in an abutting mode, the side wall of one of the vertical rods is fixedly connected with a control device through a connecting rod, a transmission device is arranged on the workbench, a lower workpiece assembly is arranged on the transmission device, and the bottom wall of a groove formed in the workbench is fixedly connected with a lower electromagnet;

the transmission device comprises a motor, the motor is fixedly connected in a moving groove formed in the workbench, the motor is fixedly connected with a first rotating rod through a coupler, the other end of the first rotating rod extends into a first rolling groove formed in the workbench, one end, positioned in the first rolling groove, of the first rotating rod is rotatably connected to the side wall of the first rolling groove, the first rotating rod is fixedly sleeved with a first roller, the first roller is connected with a conveying belt in a rolling manner, the other end of the conveying belt is connected with a second roller in a transmission manner, a second rotating rod is fixedly inserted into the second roller, and two ends of the second rotating rod are rotatably connected to the side wall of a second rolling groove formed in the workbench;

the control device comprises a control frame, a movable iron block is connected in a sliding groove formed in the outer side wall of the control frame in a sliding mode, the lower end of the movable iron block is fixedly connected with a first compression spring, the other end of the first compression spring is fixedly connected to the bottom wall of the sliding groove, the upper end of the movable iron block is fixedly connected with a steel rope, the other end of the steel rope bypasses a limiting rod and extends into the control frame, the two ends of the limiting rod are rotatably connected to the side wall of the sliding groove, one end, located in the control frame, of the steel rope bypasses a fixed pulley and is fixedly connected to the upper end face of a first contact piece, the fixed pulley is rotatably connected to the inner top wall of the control frame, the first contact piece is movably sleeved on a sliding rod, the two ends of the sliding rod are respectively and fixedly connected to the inner top wall and the inner bottom wall of the control frame, a lead device is fixedly connected to the lower end of the first contact, the lower extreme of first contact is contradicted and is connected with the second contact, and the activity of second contact cup joints on the slide bar, the lower extreme fixedly connected with second compression spring of second contact, and the other end winding of second compression spring connects on the lateral wall of slide bar, the activity has cup jointed the third contact on the slide bar, and the upper end fixedly connected with third compression spring of third contact, the other end winding of third compression spring is connected on the lateral wall of slide bar.

Preferably, the lower end of the workbench is provided with a storage groove.

Preferably, the lower extreme fixedly connected with of workstation has a plurality of support columns, and the quantity more than or equal to six of support column, and be equidistant annular distribution.

Preferably, the lower workpiece component comprises a finished workpiece, a fixed workpiece and a movable workpiece, and the lower ends of the finished workpiece, the fixed workpiece and the movable workpiece are connected to the upper end face of the conveyor belt in an abutting mode.

Preferably, the motor is externally fixedly sleeved with a dustproof film.

Preferably, the length of the first contact piece is greater than the length of the second contact piece and the length of the third contact piece.

Preferably, one end of the movable iron block, which is positioned outside the sliding groove, is of a round head structure.

Preferably, the wire guiding device comprises a guide rod, a guide cylinder and a telescopic spring, the guide rod is movably inserted into the guide cylinder, the telescopic spring is wound on the guide rod, and two ends of the telescopic spring are respectively and fixedly connected to the side wall of the guide rod and the upper end face of the guide cylinder.

Preferably, the finishing workpiece, the fixed workpiece and the moving workpiece are distributed at equal intervals, the fixed workpiece is symmetrically arranged relative to the center line position of the conveyor belt, and the finishing workpiece and the moving workpiece are symmetrically arranged relative to the fixed workpiece.

Compared with the prior art, the invention has the beneficial effects that:

1. in this field staff working process, the position of placing of work piece and lower work piece subassembly is adjusted, hydraulic means is started, the motion of removal iron plate can be taken in the motion of hydraulic means, a plurality of subassemblies in the motion drive control device through removing the iron plate cooperate in coordination, thereby reach the effect of controlling hydraulic means and transmission circuit and opening and breaking, in whole riveting process, when last work piece and lower work piece riveting are good, hydraulic means cuts off the power supply, transmission circular telegram, the work piece motion is accomplished in the area, when next removal work piece moves under the last work piece, transmission circular telegram, hydraulic means circular telegram, carry out the riveting process, thereby through circulating riveting and conveying, reach the effect of high efficiency and safe work.

2. Go up the integrated configuration of electromagnet and lower electromagnet, under the on-state, go up the existence of electromagnet and be used for adsorbing the work piece to can prevent dropping of last work piece, the existence of lower electromagnet is used for adsorbing fixed work piece, prevents to take place the sideslip at the riveting in-process.

3. And the first contact piece and the third contact piece are structurally combined and contacted after riveting is finished, so that the transmission device is controlled to move.

4. The combined structure of the first contact piece and the second contact piece is used for controlling the switch of a hydraulic device circuit, so that the riveting process is intelligently completed.

5. The combined structure of the first compression spring and the wire device can enable the first contact piece to recover to the original position under the action of the first compression spring and the wire device when the first contact piece loses the tensile force of the steel rope, so that the effect of simple operation can be achieved through intelligent control.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the table structure of the present invention;

FIG. 3 is a schematic structural diagram of a control device according to the present invention;

FIG. 4 is a schematic view of a lower assembly structure according to the present invention.

In the figure: the device comprises a workbench 1, a support column 2, a vertical rod 3, a transverse plate 4, a hydraulic device 5, an upper electromagnet 6, an upper workpiece 7, a control device 8, a connecting rod 9, a lower workpiece component 10, a transmission device 11, a storage groove 12, a lower electromagnet 13, a control frame 81, a movable iron block 82, a first compression spring 83, a steel rope 84, a limiting rod 85, a fixed pulley 86, a first contact piece 87, a sliding rod 88, a second contact piece 89, a second compression spring 810, a wire guide 811, a third contact piece 812, a third compression spring 813, a finishing workpiece 101, a fixed workpiece 102, a movable workpiece 103, a motor 111, a first rotating rod 112, a first roller 113, a conveyor belt 114, a second roller 115 and a second rotating rod 116.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

an automatic riveting machine with a moving function comprises a workbench 1, wherein the upper end of the workbench 1 is fixedly connected with a plurality of vertical rods 3, the upper ends of the vertical rods 3 are fixedly connected to the lower end surface of the same transverse plate 4, the lower end of the transverse plate 4 is fixedly connected with a hydraulic device 5, the lower end of the hydraulic device 5 is fixedly connected with an upper electromagnet 6, the lower end of the upper electromagnet 6 is in butt joint with an upper workpiece 7, the side wall of one vertical rod 3 is fixedly connected with a control device 8 through a connecting rod 9, the workbench 1 is provided with a transmission device 11, the transmission device 11 is provided with a lower workpiece assembly 10, the bottom wall of a groove formed in the workbench 1 is fixedly connected with a lower electromagnet 13, the transmission device 11 comprises a motor 111, the motor 111 is fixedly connected in a moving groove formed in the workbench 1, and the motor 111 is fixedly connected with a first rotating rod 112, the other end of first dwang 112 extends to the first roll inslot that sets up on workstation 1, and the one end that first dwang 112 lies in first roll inslot rotates to be connected on the lateral wall in first roll groove, fixed cover has been connected with first running roller 113 on first dwang 112, and roll connection has conveyer belt 114 on first running roller 113, the other end transmission of conveyer belt 114 is connected with second running roller 115, and fixed grafting has second dwang 116 on second running roller 115, the both ends of second dwang 116 are rotated and are connected on the lateral wall in the second roll groove of setting up on workstation 1, accomplish the data send process.

The lower end of the workbench 1 is provided with a storage groove 12 for storing the finished workpieces, so that the disordered working environment is avoided.

A plurality of support columns 2 of lower extreme fixedly connected with of workstation 1, the quantity more than or equal to six of support column 2, and be equidistant annular and distribute, through setting up a plurality of support columns 2, can realize the effect of outrigger, avoid because mechanical vibrations lead to the slope of workstation 1.

The control device 8 comprises a control frame 81, a movable iron block 82 is slidably connected in a sliding groove formed in the outer side wall of the control frame 81, the lower end of the movable iron block 82 is fixedly connected with a first compression spring 83, the other end of the first compression spring 83 is fixedly connected to the bottom wall of the sliding groove, the upper end of the movable iron block 82 is fixedly connected with a steel rope 84, the other end of the steel rope 84 bypasses a limiting rod 85 and extends into the control frame 81, the two ends of the limiting rod 85 are rotatably connected to the side wall of the sliding groove, one end of the steel rope 84 located in the control frame 81 bypasses a fixed pulley 86 and is fixedly connected to the upper end face of a first contact piece 87, the fixed pulley 86 is rotatably connected to the inner top wall of the control frame 81, a first contact piece 87 is movably sleeved on a sliding rod 88, the two ends of the sliding rod 88 are respectively and fixedly connected to the inner top wall and the inner bottom wall of the control frame, and wire device 811's other end fixed connection is on the interior diapire of control frame 81, the lower extreme conflict of first contact 87 is connected with second contact 89, and second contact 89 activity cup joints on slide bar 88, the lower extreme fixedly connected with second compression spring 810 of second contact 89, and the other end winding of second compression spring 810 is connected on the lateral wall of slide bar 88, the activity has cup jointed third contact 812 on the slide bar 88, and the upper end fixedly connected with third compression spring 813 of third contact 812, the other end winding of third compression spring 813 is connected on the lateral wall of slide bar 88, accomplish the process of control riveting and conveying.

The lower workpiece assembly 10 comprises a finished workpiece 101, a fixed workpiece 102 and a moving workpiece 103, wherein the lower ends of the finished workpiece 101, the fixed workpiece 102 and the moving workpiece 103 are connected to the upper end surface of the conveyor belt 114 in an abutting mode.

The motor 111 is externally fixed and sleeved with a dustproof film, so that a better dustproof effect is achieved.

The length of the first contact 87 is greater than the length of the second contact 89 and the third contact 812, ensuring timely completion of the circuit.

The end of the movable iron block 82, which is positioned outside the sliding chute, is of a round head structure to prevent clamping.

Wire device 811 includes guide bar, guide cylinder and expanding spring, and the guide bar activity is pegged graft on the guide cylinder, and the winding is connected with expanding spring on the guide bar, and expanding spring's both ends difference fixed connection both can play the guide effect on the lateral wall of guide bar and the up end of guide cylinder, can play the effect of protection again.

The finished workpiece 101, the fixed workpiece 102 and the movable workpiece 103 are distributed at equal intervals, the fixed workpiece 102 is symmetrically arranged relative to the center line of the conveyor belt 114, the finished workpiece 101 and the movable workpiece 103 are symmetrically arranged relative to the fixed workpiece 102, and the workpieces can be riveted.

The first contact piece 87, the second contact piece 89, the upper electromagnet 6, the lower electromagnet 13, the hydraulic device 5, the power switch and the external power supply form a series loop through wires, and the first contact piece 87, the third contact piece 812, the motor 111 and the external power supply form a series loop through wires.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

It will be understood that the terms "bottom wall", "one end", "top wall", "other end", "upper", "one side", "inner", "front end", "middle part", "two ends", and the like, are used in an orientation or positional relationship indicated in the drawings only for the convenience of describing the present invention and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the scheme, a power switch is turned on, the hydraulic device 5 works, the upper electromagnet 6 is electrified to work, so that under the synergistic action of the upper workpiece 7 and the fixed workpiece 102, the riveting process is completed by adsorbing the upper workpiece 7 and the fixed workpiece 102, and in the riveting process, the lower electromagnet 13 generates magnetism to attract the fixed workpiece 102, so that the situation of preventing the fixed workpiece 102 from deviating laterally can be achieved;

in the riveting process, the downward movement of the upper electromagnet 6 attracts the downward movement of the moving iron block 82, the movement of the moving iron block 82 pulls the first contact piece 87 upward through the steel wire 84, so that the second contact piece 89 losing the contact force moves upward under the pushing of the second compression spring 810, when the second compression spring 810 reaches the maximum expansion amount, the riveting process of the upper workpiece 7 and the fixed workpiece 102 is completed, at this time, the first contact piece 87 and the second contact piece 89 are separated, the hydraulic device 5 stops working, the first contact piece 87 contacts with the third contact piece 812, the motor 111 starts working, the first rotating rod 112 and the first roller 113 drive the conveyor belt 114 to move, so as to drive the lower workpiece assembly 10 on the conveyor belt 114, when the moving workpiece 103 moves to the position of the fixed workpiece 102, the first contact piece 87 is under the action of the first compression spring 83 and the wire guide 811, and again comes into contact with the second contact piece 89, so that the next riveting process is performed, at which time the first contact piece 87 is separated from the third contact piece 812;

due to the existence of the storage tank 12, the riveted finished workpieces 101 can enter the storage tank 12 under the driving of the conveyor belt 114, so that the storage process is achieved, the messy working environment is avoided, and the finished workpieces 101 are sorted and stored in the later period;

therefore, the device can achieve the effects of high efficiency and simple and convenient work by realizing the cyclic and reciprocating transmission and riveting processes of the riveting machine.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic riveting machine with a moving function comprises a workbench (1), wherein the upper end of the workbench (1) is fixedly connected with a plurality of vertical rods (3), and the upper ends of the vertical rods (3) are fixedly connected to the lower end surface of the same transverse plate (4);

the method is characterized in that: the lower end of the transverse plate (4) is fixedly connected with a hydraulic device (5), the lower end of the hydraulic device (5) is fixedly connected with an upper electromagnet (6), the lower end of the upper electromagnet (6) is connected with an upper workpiece (7) in a butting mode, the side wall of one vertical rod (3) is fixedly connected with a control device (8) through a connecting rod (9), a transmission device (11) is arranged on the workbench (1), a lower workpiece assembly (10) is arranged on the transmission device (11), and the bottom wall of a groove formed in the workbench (1) is fixedly connected with a lower electromagnet (13);

the transmission device (11) comprises a motor (111), the motor (111) is fixedly connected in a moving groove arranged on the workbench (1), and the motor (111) is fixedly connected with a first rotating rod (112) through a coupler, the other end of the first rotating rod (112) extends into a first rolling groove formed on the workbench (1), and one end of the first rotating rod (112) positioned in the first rolling groove is rotatably connected to the side wall of the first rolling groove, a first roller (113) is fixedly sleeved on the first rotating rod (112), a conveyor belt (114) is connected on the first roller (113) in a rolling way, the other end of the conveyor belt (114) is connected with a second roller (115) in a transmission way, a second rotating rod (116) is fixedly inserted on the second roller (115), and two ends of the second rotating rod (116) are rotatably connected to the side wall of a second rolling groove formed in the workbench (1);

the control device (8) comprises a control frame (81), a movable iron block (82) is connected in a sliding groove formed in the outer side wall of the control frame (81) in a sliding mode, a first compression spring (83) is fixedly connected to the lower end of the movable iron block (82), the other end of the first compression spring (83) is fixedly connected to the bottom wall of the sliding groove, a steel rope (84) is fixedly connected to the upper end of the movable iron block (82), the other end of the steel rope (84) bypasses a limiting rod (85) and extends into the control frame (81), two ends of the limiting rod (85) are rotatably connected to the side wall of the sliding groove, one end, located in the control frame (81), of the steel rope (84) bypasses a fixed pulley (86) and is fixedly connected to the upper end face of a first contact piece (87), the fixed pulley (86) is rotatably connected to the inner top wall of the control frame (81), the first contact piece (87) is movably sleeved on a sliding rod (88), two ends of the sliding rod (88) are respectively and fixedly connected with the inner top wall and the inner bottom wall of the control frame (81), the lower end of the first contact piece (87) is fixedly connected with a wire device (811), the other end of the wire device (811) is fixedly connected to the inner bottom wall of the control frame (81), the lower end of the first contact piece (87) is connected with a second contact piece (89) in a butting way, the second contact piece (89) is movably sleeved on the sliding rod (88), the lower end of the second contact piece (89) is fixedly connected with a second compression spring (810), the other end of the second compression spring (810) is wound and connected on the side wall of the sliding rod (88), the sliding rod (88) is movably sleeved with a third contact piece (812), and the upper end of the third contact piece (812) is fixedly connected with a third compression spring (813), the other end of the third compression spring (813) is wound and connected on the side wall of the sliding rod (88);

the first contact piece (87), the second contact piece (89), the upper electromagnet (6), the lower electromagnet (13), the hydraulic device (5), the power switch and the external power supply form a series loop through wires, and the first contact piece (87), the third contact piece (812), the motor (111) and the external power supply form a series loop through wires.

2. The automatic riveter with moving function according to claim 1, characterized in that: the lower end of the workbench (1) is provided with a storage groove (12).

3. The automatic riveter with moving function according to claim 1, characterized in that: the lower extreme fixedly connected with of workstation (1) a plurality of support columns (2), the quantity more than or equal to six of support column (2), and be equidistant annular distribution.

4. The automatic riveter with moving function according to claim 1, characterized in that: the lower workpiece assembly (10) comprises a finished workpiece (101), a fixed workpiece (102) and a movable workpiece (103), and the lower ends of the finished workpiece (101), the fixed workpiece (102) and the movable workpiece (103) are connected to the upper end face of the conveyor belt (114) in an abutting mode.

5. The automatic riveter with moving function according to claim 1, characterized in that: the motor (111) is externally fixedly sleeved with a dustproof film.

6. The automatic riveter with moving function according to claim 1, characterized in that: the length of the first contact piece (87) is larger than the lengths of the second contact piece (89) and the third contact piece (812).

7. The automatic riveter with moving function according to claim 1, characterized in that: one end of the movable iron block (82) located outside the sliding groove is of a round head structure.

8. The automatic riveter with moving function according to claim 1, characterized in that: the wire guiding device (811) comprises a guide rod, a guide cylinder and an expansion spring, wherein the guide rod is movably inserted into the guide cylinder, the expansion spring is wound on the guide rod, and two ends of the expansion spring are respectively and fixedly connected to the side wall of the guide rod and the upper end face of the guide cylinder.

9. The automatic riveter with mobile function of claim 4, characterized in that: the finished workpieces (101), the fixed workpieces (102) and the moving workpieces (103) are distributed at equal intervals, the fixed workpieces (102) are symmetrically arranged relative to the center line of the conveyor belt (114), and the finished workpieces (101) and the moving workpieces (103) are symmetrically arranged relative to the fixed workpieces (102).