CN210306275U - Connecting rod laser marking machine and mistake proofing mechanism thereof - Google Patents
Connecting rod laser marking machine and mistake proofing mechanism thereof Download PDFInfo
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- CN210306275U CN210306275U CN201920924261.0U CN201920924261U CN210306275U CN 210306275 U CN210306275 U CN 210306275U CN 201920924261 U CN201920924261 U CN 201920924261U CN 210306275 U CN210306275 U CN 210306275U
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- marking machine
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Abstract
The utility model relates to a connecting rod laser marking machine and mistake proofing mechanism thereof. The utility model discloses a connecting rod laser marking machine is when using, the connecting rod is placed on the location platform and is fixed a position through the location arch, later electro-magnet drive locating lever action, the location arch on the location end of locating lever is inserted in the tile groove, position detection device detects the position of locating lever this moment, and send the signal that targets in place, the suggestion connecting rod position is placed correctly, can beat the mark, place when the connecting rod position is anti-time, the position in tile groove changes, the location arch can only contact on the pore wall in drive shaft hole, the position that position detection device can't detect the locating lever like this, thereby send abnormal signal, the suggestion workman part is placed anti-time. Can put through this marking device and indicate when turning over at the connecting rod position, avoid marking in wrong position, solve the current connecting rod laser marking machine that consequently causes effectively and caused and cause the unqualified problem of beating easily.
Description
Technical Field
The utility model relates to a connecting rod laser marking machine and mistake proofing mechanism thereof.
Background
The connecting rod laser marking machine comprises a carrying platform, wherein the carrying platform is provided with a first positioning platform and a second positioning platform which correspond to a piston pin hole end and a crankshaft hole end of a connecting rod to be marked in a one-to-one manner, the first positioning platform is detachably provided with a first positioning column matched with the piston pin hole, the second positioning platform is detachably provided with a second positioning column matched with the crankshaft hole, and the second positioning platform is also provided with a pressing block which can horizontally press the connecting rod to be marked on the second positioning column; and the carrying platform is movably provided with a laser marking machine main body corresponding to the connecting rod to be marked. The marking machine is simple in structure and convenient to operate, can realize accurate and rapid marking on the side edge of the connecting rod, improves production efficiency, and ensures marking precision.
This kind of marking machine needs the manual work to place the connecting rod on the positioning mechanism on marking machine in the use, because the connecting rod appearance is symmetrical structure for the condition of putting the connecting rod upside down appears very easily when the manual work is placed, makes the mark position beat reversely like this, causes to beat and marks nonconformity.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connecting rod laser marking machine, which solves the problem that the existing connecting rod laser marking machine is easy to cause unqualified marking; and simultaneously, the utility model also provides an error proofing mechanism among the above-mentioned marking machine.
The utility model discloses a connecting rod laser marking machine mistake proofing mechanism adopts following technical scheme:
connecting rod laser marking machine mistake proofing mechanism, be in including frame and setting in the frame, be used for placing the location platform of connecting rod, be equipped with on the location bench and be used for the cartridge to arrive reference column in the bent axle hole of connecting rod, the position department that the side of reference column corresponds the tile groove of connecting rod is equipped with dodges the space, the articulated locating lever of installing in the frame, the locating lever has the overhang to dodge the location end in the space just be connected with on the locating lever and be used for driving its actuating mechanism around articulated position removal, it is protruding to be equipped with the location that is used for inserting the tile groove of connecting rod on the location end of locating lever, still be equipped with in the frame and be used for detecting the position of locating lever and the protruding position detection device who sends the signal that targets in place behind inserting the tile groove of location.
The positioning rod is provided with a driving end which extends away from the positioning end, and the driving mechanism is connected to the driving end.
The position detection device is arranged between the positioning end of the positioning rod and the hinged position.
The driving mechanism is an electromagnet.
The position detection device is a proximity switch.
The utility model discloses a connecting rod laser marking machine adopts following technical scheme:
connecting rod laser marking machine, be in including frame, laser marking device and setting in the frame, be used for placing the location platform of connecting rod, be equipped with on the location bench and be used for the cartridge to arrive reference column in the bent axle hole of connecting rod, the position department that the side of reference column corresponds the tile groove of connecting rod is equipped with dodges the space, the articulated locating lever of installing in the frame, the locating lever has the overhang to dodge the location end in the space just be connected with on the locating lever and be used for driving its actuating mechanism around articulated position removal, it is protruding to be equipped with the location that is used for inserting the tile groove of connecting rod on the location end of locating lever, still be equipped with in the frame and be used for detecting the position of locating lever and the protruding position detection device who sends the signal that targets in place behind inserting the tile groove of location.
The positioning rod is provided with a driving end which extends away from the positioning end, and the driving mechanism is connected to the driving end.
The position detection device is arranged between the positioning end of the positioning rod and the hinged position.
The driving mechanism is an electromagnet.
The position detection device is a proximity switch.
The utility model has the advantages that: the utility model discloses a connecting rod laser marking machine is when using, the connecting rod is placed on the location platform and is fixed a position through the location arch, later electro-magnet drive locating lever action, the location arch on the location end of locating lever is inserted in the tile groove, position detection device detects the position of locating lever this moment, and send the signal that targets in place, the suggestion connecting rod position is placed correctly, can beat the mark, place when the connecting rod position is anti-time, the position in tile groove changes, the location arch can only contact on the pore wall in drive shaft hole, the position that position detection device can't detect the locating lever like this, thereby send abnormal signal, the suggestion workman part is placed anti-time. Can put through this marking device and indicate when turning over at the connecting rod position, avoid marking in wrong position, solve the current connecting rod laser marking machine that consequently causes effectively and caused and cause the unqualified problem of beating easily.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the connecting rod laser marking machine of the present invention;
FIG. 2 is a schematic view of the error protection mechanism of FIG. 1;
FIG. 3 is a schematic diagram of the circuit structure of the error protection mechanism;
in the figure: 1. a positioning table; 2. a positioning column; 3. positioning a rod; 4. an electromagnet; 5. a mistake-proofing proximity switch; 6. positioning a proximity switch; 7. a connecting rod; 8. a column; 9. laser marking machine; 11. a vertical channel; 21. avoiding a space; 31. a driving end; 32. a positioning end; 33. positioning the projection; 34. a support; 71. a tile groove; 81. lifting hand wheels.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the connecting rod laser marking machine of the utility model is shown in figures 1 to 3, the connecting rod laser marking machine comprises a mistake-proofing mechanism and a laser marking device, the mistake-proofing mechanism comprises a frame and a laser marking device arranged on the frame, a location platform 1 for placing connecting rod 7, be equipped with on location platform 1 and be used for the cartridge to connect the reference column 2 in the bent axle hole of connecting rod 7, the side of reference column 2 is equipped with dodges space 21 corresponding to the position department in tile groove 71 of connecting rod 7, the articulated locating lever 3 that installs in the frame, locating lever 3 has the location end 32 that hangs to dodge space 21 and is connected with on the locating lever 3 and is used for driving its actuating mechanism around articulated position removal, be equipped with the protruding 33 of location that is arranged in inserting the tile groove 71 of connecting rod 7 on the location end 32 of locating lever 3, still be equipped with in the frame and be used for detecting the position of locating lever 3 and send the position detection device who targets in place the signal after the protruding 33 of location inserts in tile.
The positioning protrusion 33 is a rod-shaped structure extending in the horizontal direction, and the head of the positioning protrusion is a spherical structure, so that damage to the structure of the tile groove 71 caused by the contact between the positioning rod 3 and the tile groove 71 when the positioning rod 3 acts is avoided. The formation of the relief space 21 on the positioning column 2 is formed by removing part of the material on the positioning column 2 to form a notch.
In this embodiment, the positioning rod 3 has a drive end 31 extending away from the positioning end 32, and the drive mechanism is connected to the drive end 31, which facilitates the setting of the drive mechanism. A vertical channel 11 extending in the vertical direction is provided in the positioning table 1, and the lateral dimension of the vertical channel 11 is larger than that of the positioning rod, so that the positioning rod can move after being extended out of the channel. Specifically, a bracket 34 extending in the horizontal direction is provided on the chassis, and the positioning rod is hingedly provided on the bracket 34. Meanwhile, the position detection means is provided between the positioning end 32 of the positioning rod and the hinge position. Therefore, the position detection device and the positioning rod can be arranged on the same upright post 8 extending along the vertical direction, so that the whole machine is simple in structure.
In this embodiment, the driving mechanism is the electromagnet 4, and the electromagnet 4 is simple in structure and convenient to control through the controller. The position detection device is a proximity switch, in particular to a mistake-proofing proximity switch 5, and the proximity switch is simple in structure and accurate in signal.
In order to improve the positioning accuracy of the connecting rod on the positioning table 1, in this embodiment, a positioning proximity switch 6 is further disposed on the positioning table 1, and the positioning proximity switch 6 is used for detecting whether the connecting rod is accurately placed on the positioning table 1. The positioning proximity switch 6 is specifically provided in plurality, so that the detection accuracy is ensured.
The laser marking machine 9 is arranged on one side of the positioning table 1, in the implementation, the laser marking machine 9 is arranged on the stand column 8, meanwhile, the lifting mechanism is arranged on the stand column 8, the lifting hand wheel 81 of the lifting mechanism can drive the laser marking machine 9 to move up and down, and therefore the position of the laser marking machine 9 is adjusted, and the marking position is adjusted.
Fig. 3 is a schematic circuit diagram of the error protection mechanism, in which the circuit symbols have the following meanings: u1, switching power supply; q1, circuit breaker; KA1, marking relay; YA1, drive electromagnet; h1, buzzer; SP1, big end detection switch; SP2, in-place detection switch; SP3, small end detection switch; SB1, marking button; SB2, reset button. The driving electromagnet YA1 is the electromagnet 4, the large head detection switch SP1 and the small head detection switch SP3 are the positioning proximity switches, and the in-place detection switch SP2 is the mistake-proofing proximity switch 5.
The specific models of the electric elements are as follows, Mitsubishi PLC: FX1N-24 MR-001; the block terminal: JXF 1400 × 500; switching power supply: s-50-24; a proximity switch: LJ8A 3-2-Z/BX; d.c. frame type electromagnet: HCNE1-0837 DC 24V; an aviation plug: YP 21-7; a switch button box: BX 4.
The utility model discloses a main idea lies in: firstly, a proximity switch is respectively arranged at the large head hole and the small head hole to judge whether the workpiece is completely placed in place. A tile groove is arranged at one side position in a crankshaft hole of the connecting rod, then a contact is arranged at the tile groove of the large-head hole, the electromagnet is actuated after the workpiece is placed in place, the workpiece is associated with the proximity switch through a lever mechanism, and whether the workpiece is placed reversely or not is judged by the existence of the tile groove. When marking, firstly, a workpiece is placed and then a marking button is pressed, after the workpiece is placed, the electromagnet delays 1S action, the contact enters the tile groove, the proximity switch generates a variable, then the PLC judges that the workpiece is placed correctly, and the device can automatically mark. When the workpiece is placed reversely, the contact touches the inner hole of the workpiece, the action distance of the contact can be changed, so that the proximity switch can not generate a variable through the lever mechanism, the judgment program of the PLC can automatically identify that the workpiece is placed reversely, the alarm lamp flickers and rings to prompt an operator that the workpiece is placed reversely, at the moment, the workpiece must be taken up, then the reset button is pressed to replace the workpiece, and the marking is completed after the workpiece is placed correctly.
The utility model discloses a connecting rod laser marking machine is when using, the connecting rod is placed on the location platform and is fixed a position through the location arch, later electro-magnet drive locating lever action, the location arch on the location end of locating lever is inserted in the tile groove, position detection device detects the position of locating lever this moment, and send the signal that targets in place, the suggestion connecting rod position is placed correctly, can beat the mark, place when the connecting rod position is anti-time, the position in tile groove changes, the location arch can only contact on the pore wall in drive shaft hole, the position that position detection device can't detect the locating lever like this, thereby send abnormal signal, the suggestion workman part is placed anti-time. Can put through this marking device and indicate when turning over at the connecting rod position, avoid marking in wrong position, solve the current connecting rod laser marking machine that consequently causes effectively and caused and cause the unqualified problem of beating easily.
In other embodiments of the present invention, the driving mechanism can be disposed at one side of the positioning end; the driving mechanism can also adopt a driving cylinder; the position detection device can also adopt a collision switch; the position detection device may also be arranged at the drive end so that the feedback of the corresponding detection signal is reversed.
The utility model discloses an embodiment of connecting rod laser marking machine mistake proofing mechanism, the structure of mistake proofing mechanism in connecting rod laser marking machine mistake proofing mechanism and the embodiment of above-mentioned connecting rod laser marking machine is the same, no longer gives unnecessary details.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Connecting rod laser marking machine mistake proofing mechanism is in including frame and setting in the frame, be used for placing the location platform of connecting rod, be equipped with on the location bench and be used for the cartridge to arrive reference column in the bent axle hole of connecting rod, its characterized in that: the side of the positioning column is provided with an avoiding space corresponding to the position of the tile groove of the connecting rod, the rack is hinged with a positioning rod, the positioning rod is provided with a positioning end which stretches into the avoiding space in a hanging manner and is connected with a driving mechanism which is used for driving the positioning rod to move around the hinged position, the positioning end of the positioning rod is provided with a positioning protrusion which is used for being inserted into the tile groove of the connecting rod, and the rack is also provided with a position detection device which is used for detecting the position of the positioning rod and sending a target-in-place signal after the positioning protrusion is inserted into the tile groove.
2. The error-proofing mechanism of the connecting rod laser marking machine according to claim 1, characterized in that: the positioning rod is provided with a driving end which extends away from the positioning end, and the driving mechanism is connected to the driving end.
3. The error-proofing mechanism of the connecting rod laser marking machine according to claim 2, characterized in that: the position detection device is arranged between the positioning end of the positioning rod and the hinged position.
4. The error proofing mechanism of the connecting rod laser marking machine according to any one of claims 1 to 3, characterized in that: the driving mechanism is an electromagnet.
5. The error proofing mechanism of the connecting rod laser marking machine according to any one of claims 1 to 3, characterized in that: the position detection device is a proximity switch.
6. Connecting rod laser marking machine is in including frame, laser marking device and setting in the frame, be used for placing the location platform of connecting rod, it is used for the cartridge to arrive to be equipped with on the location bench reference column in the bent axle hole of connecting rod, its characterized in that: the side of the positioning column is provided with an avoiding space corresponding to the position of the tile groove of the connecting rod, the rack is hinged with a positioning rod, the positioning rod is provided with a positioning end which stretches into the avoiding space in a hanging manner and is connected with a driving mechanism which is used for driving the positioning rod to move around the hinged position, the positioning end of the positioning rod is provided with a positioning protrusion which is used for being inserted into the tile groove of the connecting rod, and the rack is also provided with a position detection device which is used for detecting the position of the positioning rod and sending a target-in-place signal after the positioning protrusion is inserted into the tile groove.
7. The link laser marking machine according to claim 6, wherein: the positioning rod is provided with a driving end which extends away from the positioning end, and the driving mechanism is connected to the driving end.
8. The link laser marking machine according to claim 7, wherein: the position detection device is arranged between the positioning end of the positioning rod and the hinged position.
9. The link laser marking machine according to any one of claims 6 to 8, wherein: the driving mechanism is an electromagnet.
10. The link laser marking machine according to any one of claims 6 to 8, wherein: the position detection device is a proximity switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920924261.0U CN210306275U (en) | 2019-06-19 | 2019-06-19 | Connecting rod laser marking machine and mistake proofing mechanism thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920924261.0U CN210306275U (en) | 2019-06-19 | 2019-06-19 | Connecting rod laser marking machine and mistake proofing mechanism thereof |
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| CN210306275U true CN210306275U (en) | 2020-04-14 |
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| CN201920924261.0U Active CN210306275U (en) | 2019-06-19 | 2019-06-19 | Connecting rod laser marking machine and mistake proofing mechanism thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276679A (en) * | 2020-09-15 | 2021-01-29 | 芜湖莫森泰克汽车科技股份有限公司 | Type selection mistake proofing device for automobile glass lifter guide rail |
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2019
- 2019-06-19 CN CN201920924261.0U patent/CN210306275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276679A (en) * | 2020-09-15 | 2021-01-29 | 芜湖莫森泰克汽车科技股份有限公司 | Type selection mistake proofing device for automobile glass lifter guide rail |
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