CN210501944U

CN210501944U - Automatic steel seal printing device for chain wheel

Info

Publication number: CN210501944U
Application number: CN201920861483.2U
Authority: CN
Inventors: 华志伟; 曹永年; 刘跃; 望军
Original assignee: Jiangshan Yongli Lily Industrial Co ltd
Current assignee: Jiangshan Yongli Lily Industrial Co ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-05-12
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses an automatic steel seal printing device of sprocket, including frame, control system, steel seal marking machine, still include carousel, transfer chain, the rotary manipulator that links to each other with the rotary driving motor, carousel and transfer chain set up respectively in the both sides of rotary manipulator, are provided with a plurality of frocks that are used for placing the work piece in the circumferencial direction of carousel, are provided with a plurality of work piece seats that are used for placing the work piece on the transfer chain; the steel seal marking machine is arranged on one side of the turntable, and the tool arranged on the turntable in the rotating process of the turntable sequentially passes through the steel seal printing marking machine. The utility model discloses degree of automation when effectively having improved the work piece and going up unloading, labour saving and time saving has improved work efficiency.

Description

Automatic steel seal printing device for chain wheel

Technical Field

The utility model relates to a beat embossed seal device, in particular to automatic embossed seal device of beating of sprocket.

Background

A sprocket is a common mechanical part, and is widely used in bicycles, motorcycles, or other mechanical devices. During the production process of the chain wheel, each chain wheel needs to be marked by a steel seal marking machine. When actual marking machine, need the workman put the sprocket on the embossed seal marking machine one by one, the mark is beaten the back, and the workman need take off the sprocket that has beaten the mark, then place embossed seal marking machine with next sprocket on, above-mentioned operation of recirculation. The feeding and discharging modes are completed manually by workers, so that time and labor are wasted, and the efficiency is low.

For example, chinese patent publication No. CN106274097A, entitled steel seal printing device, includes: the marking device comprises a support, a substrate, a limiting device, a machine base marking device and an end cover marking device; the substrate is fixed on the bracket; the limiting device, the stand marking device and the end cover marking device are all fixed on the substrate; the limiting device comprises a rear limiting plate and two footing limiting plates, the rear limiting plate and the footing limiting plates are fixed on the base plate, and the two footing limiting plates are symmetrical and vertical to the rear limiting plate; the machine base marking device is arranged close to a bottom foot limiting plate; the end cover marking device is arranged on the other side of the corresponding rear limiting plate. The invention has the following disadvantages: in actual use, workers are required to put the workpieces on the steel seal printing device one by one, after the marks are printed, the workers need to take down the marked workpieces, then place the next workpiece on the steel seal printing device, and repeat the operation. The feeding and discharging modes are completed manually by workers, so that time and labor are wasted, and the efficiency is low.

Disclosure of Invention

The utility model aims at solving current sprocket and need the manual work go on going up the unloading operation when carrying out marking machine, take trouble hard and the problem of inefficiency, provide an automatic embossed seal device of sprocket, can effectively improve the degree of automation of sprocket when last unloading, labour saving and time saving, it is efficient.

The utility model aims at realizing through the following technical scheme: the automatic steel seal printing device for the chain wheel comprises a rack, a control system, a steel seal marking machine, a rotary table, a conveying line and a rotary mechanical arm, wherein the rotary table, the conveying line and the rotary mechanical arm are connected with a rotary driving motor; the steel seal marking machine is arranged on one side of the turntable, and the tool arranged on the turntable in the rotating process of the turntable sequentially passes through the steel seal marking machine.

The utility model discloses in, transfer chain, embossed seal marking machine, rotary driving motor, rotary manipulator are connected with the control system electricity respectively. The conveying line, the steel seal marking machine, the rotary driving motor and the rotary manipulator run under the control of the control system. The rotary mechanical arm clamps the workpiece which is not marked on the conveying line and places the workpiece on the tool on the turntable, and simultaneously clamps the marked workpiece on the turntable and places the workpiece on the conveying line. One end of the conveying line is a feeding end, the other end of the conveying line is a discharging end, a worker places a workpiece of the unmarker at the feeding end, and the workpiece marked with the mark is taken down at the discharging end. The utility model discloses a work flow as follows: workpieces (namely chain wheels) are sequentially placed on a workpiece seat of the conveying line at the feeding end, and the workpieces move forwards along with the conveying line; meanwhile, the turntable is also driven to rotate by the rotary driving motor, the workpiece sequentially passes through the steel seal marking machine along with the rotation of the turntable, the steel seal marks are printed on the workpiece under the action of the steel seal marking machine, and the marked workpiece continuously rotates along with the turntable. When the workpiece on the conveying line moves to the position corresponding to the rotary manipulator, the marked workpiece on the rotary disc also rotates to the position corresponding to the rotary manipulator, the rotary manipulator can simultaneously clamp and take the workpiece on the rotary disc and the conveying line, then the workpiece on the conveying line without the marking machine is clamped on the tool on the rotary disc through rotary motion, the marked workpiece on the rotary disc is simultaneously clamped on the workpiece seat on the conveying line, the workpiece on the rotary disc without the marking machine and placed on the rotary disc can be marked through the steel-printing marking machine along with the rotation of the rotary disc, and the marked workpiece placed on the conveying line can move to the blanking end along with the conveying line. The utility model discloses when last unloading, degree of automation is high, labour saving and time saving, and work efficiency is high.

Preferably, the tool comprises a base, a central positioning column matched with the workpiece is arranged on the base, and at least one positioning pin matched with the workpiece is arranged around the central positioning column. The center positioning column matches with the center hole on the chain wheel, and the locating pin matches with other locating holes on the chain wheel, and through the cooperation of center hole and locating pin for the chain wheel can correctly place on the frock, and when marking machine like this, the mark machine can be beaten the position that is correct on the chain wheel.

Preferably, a second photoelectric sensor electrically connected with the control system is arranged on one side of the conveying line, and the second photoelectric sensor corresponds to a clamping position of the rotary manipulator on the conveying line. When the workpiece moves to the clamping position, the second photoelectric sensor can detect the workpiece and transmit an electric signal to the control system, and the control system can control the rotary manipulator to clamp the workpiece.

Preferably, the conveying line is a chain conveying line. The chain conveying line is widely used and has reliable performance. The conveying line can also adopt a belt conveying line or a roller conveying line.

Preferably, the workpiece seat comprises a bottom plate connected to the conveying line and driven by the conveying line to move, and a positioning rod for positioning the workpiece is arranged on the bottom plate. The positioning rod is matched with a central hole on the workpiece, so that the positioning rod has a positioning effect on the workpiece.

Preferably, the rotary manipulator comprises a first motor and a rotary frame, a horizontally placed rotary bottom plate is arranged on an output shaft of the first motor, an upper end plate is arranged right above the rotary bottom plate, a plurality of guide posts in the vertical direction are arranged between the rotary bottom plate and the upper end plate, and the middle of the rotary frame is connected to the guide posts in a sliding manner through guide sleeves; a piston rod of the lifting cylinder is vertically downward and is connected with the rotary frame; and clamping jaws for clamping workpieces are respectively arranged at two ends of the revolving frame. The rotating bottom plate rotates under the driving of the first motor, the rotating frame moves up and down along the guide post under the driving of the lifting cylinder, and the clamping jaws at two ends of the rotating frame can clamp the turntable and a workpiece conveyed to the upper side. The working process of the rotary manipulator is as follows: the revolving frame is rotatory to specific position under the drive of first motor for the clamping jaw at revolving frame both ends is located respectively and waits to press from both sides and get the work piece directly over, then the revolving frame descends under the drive of lift cylinder, the clamping jaw at both ends is pressed from both sides simultaneously and is got the work piece on carousel and the transfer chain, press from both sides the completion back, the revolving frame rises to the normal position under the drive of lift cylinder, the revolving frame is rotatory 180 under the drive of first motor, then the revolving frame descends, make the work piece of being got to be located frock and work piece seat respectively, then the work piece is loosened to the clamping jaw, the revolving frame rises to the normal position once more. The rotary mechanical arm replaces a manual workpiece carrying mode, time and labor are saved, and efficiency is high.

Preferably, the clamping jaw comprises a pneumatic finger, piston rods which move outwards or inwards at the same time are respectively arranged at two ends of the pneumatic finger, and clamping plates are arranged on the piston rods at the two ends. The clamping plates at the two ends move outwards or inwards simultaneously under the driving of a pneumatic finger, so that the clamping and the loosening of the workpiece are realized.

Preferably, one side of the turntable is further provided with a correcting mechanism used for correcting the relative position of the workpiece and the tool to enable the workpiece to be correctly matched with the tool, the correcting mechanism comprises at least one belt driven by a second motor, the workpiece placed on the tool is in contact with the belt when passing through the belt, and the direction of the belt is tangent to the excircle of the workpiece. When a workpiece passes through the belt, the workpiece is driven by the belt to rotate, the relative position between the workpiece and the tool is adjusted, and when the workpiece rotates to the correct position, the workpiece is correctly buckled with the tool, so that when the workpiece passes through the steel seal marking machine, the workpiece and the steel seal marking machine have the correct relative position relation, and the mark can be correctly printed on the workpiece.

Preferably, the correcting mechanism further comprises a motor base, two first belt pulleys and two second belt pulleys corresponding to the first belt pulleys respectively, the second motor is fixed on the motor base, the two first belt pulleys are in transmission connection with the second motor respectively, and belts are connected between the corresponding first belt pulleys and the corresponding second belt pulleys. The second motor drives the first pulley to rotate, and the first pulley drives the belt to rotate. The correcting mechanism comprises two belts totally, so that even if the workpiece cannot be correctly matched with the tool under the action of the first belt, the workpiece can be further corrected through the second belt, the workpiece can be correctly matched with the tool, and defective products are avoided.

The utility model has the advantages that: the utility model discloses degree of automation when effectively having improved the work piece and going up unloading, labour saving and time saving has improved work efficiency. The correcting mechanism can adjust the relative position between the workpiece and the tool, so that the workpiece and the tool are correctly matched, and the mark can be correctly printed on the workpiece.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the chain conveyor line.

Fig. 3 is a schematic structural view of the tool when the tool is mounted on the turntable.

Fig. 4 is a schematic structural view of the tool.

Fig. 5 is a schematic structural view of the rotary robot.

Fig. 6 is a schematic structural view of the corrective mechanism.

Fig. 7 is an enlarged view of a portion a of fig. 6.

In the figure: 1. the automatic steel seal marking machine comprises a rack, 2, a mounting plate, 3, a control system, 4, a steel seal marking machine, 5, a conveying line, 6, a rotary table, 7, a tool, 8, a workpiece, 9, a rotary mechanical hand, 10, a correcting mechanism, 11, a workpiece seat, 12, a base, 13, a center positioning column, 14, a positioning pin, 15, a first motor, 16, a rotary bottom plate, 17, a rotary frame, 18, a guide column, 19, a guide sleeve, 20, an upper end plate, 21, a lifting cylinder, 22, a clamping jaw, 23, a motor seat, 24, a second motor, 25, a first belt pulley, 26, a belt, 27, a second belt pulley, 28, a first photoelectric sensor, 29, a first gear, 30, a second gear, 31 and a second photoelectric sensor.

Detailed Description

The invention will be further described with reference to the following detailed description and accompanying drawings.

Example (b): as shown in fig. 1 to 7, an automatic sprocket steel seal printing device includes a frame 1, a control system 3, a steel seal marking machine 4, a conveying line 5, a rotary manipulator 9, and a turntable 6. The upper end of the frame 1 is provided with a horizontally placed mounting plate 2. The turntable 6 is arranged on the mounting plate 2. The rotating disc 6 is of a disc structure. And a rotary driving motor is connected below the rotary disc 6. The turntable 6 is driven to rotate by a rotary drive motor. And a plurality of tools 7 for placing workpieces 8 are arranged on the turntable 6. In this embodiment, the number of the tools 7 is six. The tools 7 are uniformly arranged on the circumferential direction of the turntable 6. The tooling 6 includes a base 12. The base 12 comprises an upper base plate, a lower base plate and a rubber shock absorption block. The rubber shock absorption block is arranged between the upper base plate and the lower base plate. The base 12 is provided with a central positioning column 13. Four positioning pins 14 are arranged around the central positioning column 13. When the workpiece 8 is placed on the tool 7, the middle positioning column is matched with a central hole of the workpiece (namely, the chain wheel), and the positioning pin is matched with other positioning holes in the workpiece.

The steel seal marking machine 4 is arranged on one side of the turntable 6. When the turntable 6 rotates, the tool carrying the workpiece sequentially passes through the steel seal marking machine 4. In this embodiment, the steel seal marking machine is a prior art, and the structure and the working principle thereof can refer to the utility model patent with application number 201811538311.8, the name of the invention patent is "a linear single-layer automatic coding steel seal coding device", the application date of the invention is 2018.12.16, and the invention is published in 2019.04.23. The steel seal marking machine is provided with a replaceable die, and different steel seal marks can be marked on a workpiece by replacing different dies.

The conveying line 5 is arranged on the other side of the rotary table 6. The conveying line 5 is a chain conveying line. The structure and the working principle of the conveying line 6 are shown in the patent with the application number of 201710854026.6, the name of the patent is a chain rotary conveying line, the application date of the invention is 2017.09.20, and the invention is published on 2017.12.19. The conveying line 5 may be a belt conveying line or a roller conveying line. The conveying line 5 is provided with a plurality of workpiece seats 11 for placing the workpieces 8. The work piece carrier 11 comprises a base plate connected to the conveyor line 5. The bottom plate moves with the conveyor line 5. And a positioning rod for positioning the workpiece 8 is arranged on the bottom plate. The positioning rod is matched with a central hole of the workpiece.

The rotary robot 9 is disposed between the turntable 6 and the conveyor line 5. The rotary manipulator 9 comprises a first motor 15 and a rotary frame 17. A rotating bottom plate 16 which is horizontally arranged is arranged on an output shaft of the first motor 15. The rotating base plate 16 is a circular plate-shaped structure. An upper end plate 20 is disposed directly above the rotating base plate 16. The upper end plate 20 is parallel to the swivel base plate 16. A plurality of vertical guide posts 15 are arranged between the rotating bottom plate 16 and the upper end plate 20. In this embodiment, four guide posts 18 are provided. The guide column 18 is a circular rod-shaped structure. The revolving frame 17 is a rectangular plate-shaped structure. The middle of the revolving frame 17 is connected with a guide post 18 in a sliding way through a guide sleeve 19. And a vertically-arranged lifting cylinder 21 is arranged on the upper end plate. The piston rod of the lifting cylinder 21 is directed downwards and connected to the turret 17. Clamping jaws 22 for clamping the workpiece 8 are symmetrically arranged at two ends of the revolving frame 17. The jaws 22 comprise pneumatic fingers. The pneumatic is the prior art which uses MHL2 type pneumatic fingers from shanghai raney industrial automation motors ltd. The two ends of the pneumatic finger are respectively provided with piston rods which move outwards or inwards at the same time, and the piston rods at the two ends are both provided with clamping plates. The working process of the rotary manipulator is as follows: the revolving frame is rotatory to specific position under the drive of first motor for the clamping jaw at revolving frame both ends is located respectively and waits to press from both sides and get the work piece directly over, then the revolving frame descends under the drive of lift cylinder, the clamping jaw at both ends is pressed from both sides simultaneously and is got the work piece on carousel and the transfer chain, press from both sides the completion back, the revolving frame rises to the normal position under the drive of lift cylinder, the revolving frame is rotatory 180 under the drive of first motor, then the revolving frame descends, make the work piece of being got to be located frock and work piece seat respectively, then the work piece is loosened to the clamping jaw, the revolving frame rises to the normal position once more.

A second photoelectric sensor 31 is arranged on one side of the conveying line 5. The second photosensor 31 is electrically connected to the control system 3. The second photoelectric sensor 31 corresponds to a gripping position of the rotary manipulator 9 on the conveyor line 5.

And a correcting mechanism 10 for correcting the relative position of the workpiece 8 and the tool 7 so that the workpiece 8 and the tool 8 are correctly matched is further arranged on one side of the rotary table 6. The correcting mechanism 10 comprises a motor base 23, a second motor 24, two first belt pulleys 25, and two second belt pulleys 27 corresponding to the first belt pulleys 25. The motor base 23 is fixed on the mounting plate 2. The second motor 24 is fixed on the motor base 23. Both first belt pulleys 25 are rotatably connected to the motor base 23. A first gear 29 is arranged on the output shaft of the second motor 24, and a second gear 30 meshed with the first gear 29 is coaxially arranged on each first belt pulley. The two second pulleys 27 are rotatably connected to the base plate 2 through pulley shafts. A belt 26 is connected between the corresponding first pulley 25 and second pulley 27. The workpiece 8 placed on the tool 7 is contacted with the belt 26 when passing through the belt 26, and the direction of the belt 26 is tangent to the excircle of the workpiece 8. When a workpiece passes through the belt, the workpiece is driven by the belt to rotate, the relative position between the workpiece and the tool is adjusted, and when the workpiece rotates to the correct position, the workpiece is correctly buckled with the tool, so that when the workpiece passes through the steel seal marking machine, the workpiece and the steel seal marking machine have the correct relative position relation, and the mark can be correctly printed on the workpiece. A first photoelectric sensor 28 for detecting whether the workpiece 8 is placed correctly is provided on one side of the correction mechanism 10. The first photosensor 28 is electrically connected to the control system. When the turntable rotates, the workpiece sequentially passes through the correcting mechanism and the first photoelectric sensor. The first photoelectric sensor can detect the position of the workpiece and judge whether the workpiece is placed in place, if the workpiece cannot be placed in place, the control system can send an alarm to prompt an operator to correct errors, and therefore the production of defective products can be reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides an automatic embossed seal device of beating of sprocket, includes frame (1), control system (3), embossed seal marking machine (4), its characterized in that: the automatic feeding device is characterized by further comprising a rotary table (6), a conveying line (5) and a rotary manipulator (9) which are connected with a rotary driving motor, wherein the rotary table (6) and the conveying line (5) are respectively arranged on two sides of the rotary manipulator (9), a plurality of tools (7) used for placing workpieces (8) are arranged in the circumferential direction of the rotary table (6), and a plurality of workpiece seats (11) used for placing the workpieces (8) are arranged on the conveying line (5); the steel seal marking machine (4) is arranged on one side of the turntable (6), and the turntable (6) is arranged on a tool (7) on the turntable (6) in the rotating process and sequentially passes through the steel seal marking machine (4).

2. The automatic sprocket steel stamping device according to claim 1, wherein the tooling comprises a base (12), a central positioning column (13) matched with the workpiece (8) is arranged on the base (12), and at least one positioning pin (14) matched with the workpiece is arranged around the central positioning column (13).

3. The automatic sprocket embossing device according to claim 1, characterized in that a second photoelectric sensor (31) electrically connected with the control system (3) is arranged on one side of the conveyor line (5), and the second photoelectric sensor (31) corresponds to the clamping position of the rotary manipulator (9) on the conveyor line (5).

4. The automatic sprocket embossing device according to claim 1, characterized in that the conveyor line (5) is a chain conveyor line.

5. The automatic sprocket embossing device according to claim 1, characterized in that the workpiece seat (11) comprises a bottom plate connected to the conveyor line (5) and driven by the conveyor line (5) to move, and the bottom plate is provided with a positioning rod for positioning the workpiece.

6. The automatic sprocket steel stamping device according to claim 1, wherein the rotary manipulator (9) comprises a first motor (15) and a rotary frame (17), a horizontally placed rotary bottom plate (16) is arranged on an output shaft of the first motor (15), an upper end plate (20) is arranged right above the rotary bottom plate (16), a plurality of guide columns (18) in the vertical direction are arranged between the rotary bottom plate (16) and the upper end plate (20), and the middle of the rotary frame (17) is connected to the guide columns (18) in a sliding manner through guide sleeves (19); a vertically arranged lifting cylinder (21) is arranged on the upper end plate (20), and a piston rod of the lifting cylinder (21) is vertically downward and connected with the rotary frame (17); and clamping jaws (22) for clamping the workpiece (8) are respectively arranged at two ends of the revolving frame (17).

7. The automatic sprocket steel stamping device according to claim 6, wherein the clamping jaw (22) comprises a pneumatic finger, the two ends of the pneumatic finger are respectively provided with a piston rod which moves outwards or inwards at the same time, and the piston rods at the two ends are respectively provided with a clamping plate.

8. The automatic chain wheel steel stamping device according to claim 1, wherein a correcting mechanism (10) for correcting the relative position of the workpiece (8) and the tool (7) so that the workpiece (8) and the tool (7) are correctly matched is further arranged on one side of the rotary table (6), the correcting mechanism (10) comprises at least one belt (26) driven by a second motor (24), the workpiece (8) placed on the tool (7) is in contact with the belt when passing through the belt (26), and the direction of the belt (26) is tangential to the excircle of the workpiece (8).

9. The automatic chain wheel steel seal printing device according to claim 8, wherein the correcting mechanism (10) further comprises a motor base (23), two first belt pulleys (25) and two second belt pulleys (27) corresponding to the first belt pulleys (25), the second motor (24) is fixed on the motor base (23), the two first belt pulleys (25) are in transmission connection with the second motor (24), and a belt (26) is connected between each corresponding first belt pulley (25) and each corresponding second belt pulley (27).