CN213468678U - Bearing bush wall thickness automatic measurement sorting laser marking machine - Google Patents

Bearing bush wall thickness automatic measurement sorting laser marking machine Download PDF

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Publication number
CN213468678U
CN213468678U CN202022144194.6U CN202022144194U CN213468678U CN 213468678 U CN213468678 U CN 213468678U CN 202022144194 U CN202022144194 U CN 202022144194U CN 213468678 U CN213468678 U CN 213468678U
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China
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plate
conveyer belt
bearing bush
detection
feeding
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CN202022144194.6U
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Chinese (zh)
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宋江岩
贾小杰
梁利波
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Luoyang Bingyan Laser Equipment Co ltd
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Luoyang Bingyan Laser Equipment Co ltd
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Priority to CN202022144194.6U priority Critical patent/CN213468678U/en
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Abstract

The utility model discloses an axle bush wall thickness automatic measure selects separately laser marking machine, including the work rack, surface mounting has stand and crossbeam on the work rack, arranges between the crossbeam on the stand to install feeding web, feed mechanism, get the material manipulator, detect conveyer belt, axle bush detection device, laser marking system, computer control system, ejection of compact manipulator and ejection of compact conveyer belt. The utility model relates to a structure is clear smooth, save production space, adopt PLC system control to be the core, control parts such as a plurality of motors, the cylinder, with five steps such as axle bush automatic feeding, automatic clamping, automated inspection, laser marking and automatic unloading combine together, realize axle bush wall thickness detection and beat mark full process automation, the original precision and the product quality of axle bush have been guaranteed, production efficiency and convenience have also further been improved, the human labor has been practiced thrift, adapt to modernization production high efficiency, the requirement of integrated automation.

Description

Bearing bush wall thickness automatic measurement sorting laser marking machine
Technical Field
The utility model belongs to the technical field of axle bush wall thickness measurement laser marking equipment, concretely relates to axle bush wall thickness automatic measure selects separately laser marking machine.
Background
The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process and ensure the rotation precision of the mechanical rotating body. The bearing bush is a part of the sliding bearing contacted with the rotating shaft, is in a bush-shaped semi-cylindrical surface, is very smooth, is generally made of wear-resistant materials such as bronze, antifriction alloy and the like, the thickness dimension of the bearing bush is determined by the radius difference between the inner cylindrical surface and the outer cylindrical surface of the bearing bush at the positions of the central symmetry plane and the upper bottom surface and the lower bottom surface of the bearing bush, and the requirement on the precision of the thickness dimension of the bearing bush is very. When the sliding bearing works, a layer of thin oil film is required between the bearing bush and the rotating shaft to play a role in lubrication, a layer of oil film molecules is arranged between the inner surface of the bearing bush and the shaft, the gap is small, and the oil film plays a role in lubrication, so that the requirement on the thickness of the bearing bush is high and is in a 0.001 millimeter level. If the load is too large, the lubrication is poor or the quality of the bearing bush is not good, direct friction exists between the bearing bush and the rotating shaft, high temperature can be generated due to friction, although the bearing bush is made of special high-temperature-resistant alloy materials, the high temperature generated due to direct friction is still enough to burn the bearing bush, and therefore the processing and manufacturing and wall thickness detection of the bearing bush are very important. The conventional bearing bush (half bush) wall thickness measurement usually adopts a general or special measuring tool and depends on manual inspection, and due to the influence of the precision and human factors of the measuring tool, the measuring tool has low measuring precision, high labor intensity and easy scratch on the surface of a product.
Each pair of bearing bushes needs to be marked with marks, corresponding letters or numbers of the upper bearing bush and the lower bearing bush need to be consistent, and the corresponding steel seal positions are arranged on the upper end surface or the lower end surface of each bearing bush. The laser marking is characterized in that the laser marking is non-contact processing, can mark any special-shaped surface, the workpiece cannot deform and generate internal stress, the marking of the laser marking is wear-resistant, the production process is easy to realize automation, and the deformation of a marked part is small. The laser marking technology is widely applied to various industries, and opens up a wide prospect for modern processing production with high quality, high efficiency, no pollution and low cost. With the continuous expansion of the application field of modern laser marking, the requirements on miniaturization, high efficiency and integration of equipment systems manufactured by lasers are higher. The laser has good space controllability and time controllability, has great freedom degrees on the material, shape, size and processing environment of a processing object, is particularly suitable for automatic processing and special surface processing, has flexible processing mode, can meet the requirement of laboratory type single design, and can meet the requirement of industrial mass production.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, the utility model provides an axle bush wall thickness automatic measure selects separately laser marking machine, can utilize contact pick-up counter shaft bush wall thickness automatic measure to combine with the laser marking processing, adopt PLC system control to be the core, control a plurality of motors, parts such as cylinder, with axle bush automatic feeding, automatic clamping, automated inspection, five steps such as laser marking and automatic unloading are integrated, adopt photoelectricity automated inspection axle bush wall thickness and laser marking's whole processes, a great deal of drawback of artifical measurement axle bush wall thickness has been avoided, measurement accuracy is high, manpower and materials are saved, two functions of mark are beaten to axle bush wall thickness detection and axle bush have been set, be favorable to improving production efficiency and product quality, automated control's integrated production line has been realized.
The utility model adopts the technical proposal that: a laser marking machine for automatically measuring and sorting the wall thickness of a bearing bush comprises a working cabinet, wherein the upper surface of the working cabinet is provided with an upright post and a cross beam, and a feeding conveying belt, a feeding mechanism, a material taking mechanical arm, a detection conveying belt, a bearing bush detection device, a laser marking system, a computer control system, a discharging mechanical arm and a discharging conveying belt are arranged between the upper cross beams of the upright post; the laser marking system comprises a laser power supply, a fiber laser and a galvanometer scanning focusing system, and is arranged at the left side position of the working cabinet frame, the fiber laser is used for emitting laser, and the laser irradiates a focusing focus at the bearing bush marking position through the galvanometer scanning focusing system; the feeding conveyer belt is positioned at the lower right position on the working cabinet frame and arranged along the length direction of the working cabinet, and the feeding mechanism is fixedly arranged at the middle position above the feeding conveyer belt; the detection conveyer belt is arranged on the left side of the feeding conveyer belt and is vertical to the feeding conveyer belt, the lower end head of the detection conveyer belt is close to the left end head of the feeding conveyer belt, the discharge conveyer belt is arranged above the working cabinet frame and is divided into a left conveyer belt and a right conveyer belt, and the discharge conveyer belt is close to two sides of the upper end head of the detection conveyer belt and is vertical to the detection conveyer belt; a focusing system of the laser marking system is right opposite to the left position of the discharging conveying belt; a bearing bush detection device is arranged in the middle of the detection conveying belt; a material taking manipulator and a material discharging manipulator are respectively arranged on the cross beam above the feeding conveying belt and the discharging conveying belt and can move left and right along the cross beam to grab the bearing bush; the computer control system is a center for controlling and commanding the whole automatic measuring and sorting laser marking machine for the wall thickness of the bearing bush, is also a carrier for software installation, takes photoelectric signals of photoelectric sensors arranged at each station as feedback signals, is arranged according to the steps of the process sequence through the operation processing of the computer, and sends instructions to control the PLC automatic control system to complete the work of automatic loading and unloading, moving, detecting, marking and the like of the bearing bush.
The feeding conveyer belt, the discharging conveyer belt and the detection conveyer belt are provided with side baffles and end baffles, the side baffles are arranged on two sides of the conveyer belt, the end baffles are arranged at the end position of the conveyer belt to prevent bearing bushes from falling, clamping adjusting blocks are arranged on the outer sides of the side baffles on two sides of the conveyer belt to adjust the positions of the side baffles and the width of a conveying channel, and the side baffles are suitable for bearing bush workpieces of different specifications.
The feeding mechanism comprises a left L-shaped support plate and a right L-shaped support plate, the two L-shaped support plates are fixedly arranged on two sides of the middle position of the feeding conveyor belt through bolts, a first fixing plate is fixedly arranged at the upper ends of the two L-shaped support plates, the first fixing plate stretches across the feeding conveyor belt, a certain space is reserved below the first fixing plate and can pass through a bearing bush workpiece, a concave groove is formed in the middle position of the left side of the first fixing plate, two air cylinders are vertically arranged in parallel at the middle position above the first fixing plate, a baffle is fixedly connected below the left air cylinder, a pressing plate is fixedly connected below the right air cylinder, the telescopic action sequence of the left air cylinder and the right air cylinder is controlled, the baffle and the pressing plate sequentially; the manual work is placed a batch of axle bush on the feeding conveyer belt, be located feeding mechanism's right side position, the mechanism operation, the flexible action of right side cylinder drives the clamp plate and descends and pushes down a batch of axle bush, the flexible action of left side cylinder drives baffle rebound, play an axle bush backplate and block subsequent axle bush downwards, the clamp plate lifts up this moment, the axle bush of emitting gets into and detects the conveyer belt, repeat last action again, go round and begin so, guarantee that the assembly line can obtain according to the beat in an orderly manner needs to detect, beat axle bush, when no axle bush on the conveyer belt, the sensor on the conveyer belt reports to the police immediately, the system can halt, after the manual work material loading, the system can automatic operation.
The feeding manipulator and the discharging manipulator comprise a movable gripper and a V-shaped gripper which are symmetrically arranged, a second air cylinder is arranged between the movable gripper and the V-shaped gripper, and the second air cylinder is fixedly arranged at the upper parts of a support plate of the movable gripper and the V-shaped gripper through a telescopic rod; the telescopic rod fixed on the movable gripper supporting plate is fixedly connected with the left side of the air cylinder II, the telescopic rod fixed on the V-shaped gripper supporting plate is fixedly connected with the right side of the air cylinder II, and the automatic clamping of the bearing bush is realized through the telescopic action of the air cylinder II; the lower part of the V-shaped gripper supporting plate is vertically inserted into a strip-shaped hole on the right side of the right fixing plate and is fixedly connected with the right fixing plate, the left side of the right fixing plate is provided with a pressing bearing, the pressing bearings are symmetrically arranged at the front end and the rear end of the V-shaped gripper right fixing plate in a front-back manner, and a fixing bolt penetrates through an inner ring of the pressing bearing to fixedly connect the pressing bearing to the V-shaped right fixing plate and is used for clamping a half-arc surface; the lower part of the movable gripper supporting plate is fixedly and vertically connected with a left fixing plate, a sliding block, a floating shaft and a sliding rail are installed in a concave groove of the left fixing plate, the sliding rail is longitudinally and fixedly arranged on the inner wall of the left side in the concave groove of the left fixing plate, two L-shaped sliding blocks are installed on the sliding rail, the end face of the right side of the sliding block is fixedly connected with a clamping plate, the sliding blocks are symmetrically sleeved on the floating shaft in a front-back mode, the floating shaft longitudinally penetrates through the right side of the concave groove, and a spring is sleeved at the outer side of the sliding block and; the sliding rail is fixedly arranged on the inner wall of the left side of the concave groove, and the left end of the sliding block is sleeved on the sliding rail to realize the front and back sliding of the sliding block, so that the clamping plate is driven to move and is used for clamping the semicircular end face of the bearing bush; the clamping plate of the movable gripper and the pressing bearing of the V-shaped gripper are positioned on the same horizontal plane, and the bearing bush is gripped between the clamping plate of the movable gripper and the pressing bearing of the V-shaped gripper; the upper end position of a second air cylinder arranged between the movable gripper and the V-shaped gripper is fixedly connected with a second air cylinder capable of vertically moving, the second air cylinder capable of vertically moving is fixedly installed on a sliding fixing plate, the sliding fixing plate is installed on a cross beam and can slide left and right on the cross beam, the second air cylinder capable of horizontally and vertically moving drives the movable gripper and the V-shaped gripper to move up and down and left and right, and can flexibly and conveniently grab a bearing bush workpiece from a conveying belt to finish actions such as clamping, moving, putting down and loosening.
The bearing bush detection device is arranged in the middle of the detection conveying belt and stretches across the detection conveying belt, flange seats are symmetrically and fixedly arranged on the frames on two sides of the detection conveying belt, the lower portion of each flange seat is a square base, the upper portion of each flange seat is of a cylindrical structure, an optical axis is fixedly arranged in the middle hollow position of the cylindrical structure, the optical axes are vertically arranged, a second fixing plate, a cylinder supporting plate, a top plate and a top plate are sequentially arranged and are sleeved on the two symmetrically arranged optical axes, and bearings are further sleeved on the optical axes of the cylinder supporting plate and the top plate; two air cylinders III are fixedly arranged between the air cylinder supporting plate and the top plate and can drive the air cylinder supporting plate to move up and down; a safety shaft is arranged in the middle of the top plate and penetrates through the top plate and the top plate, a bearing is sleeved on the safety shaft between the top plate and the top plate, the safety shaft penetrates through the top plate to a position above the cylinder supporting plate, and a safety cover is fixedly connected to the lower end of the safety shaft; a support block is fixedly connected to the middle position of the lower surface of the air cylinder support plate, a concave groove is formed in the lower surface of the support block, two T-shaped blocks are fixedly connected to the middle position in the concave groove side by side, a left end connecting block is fixedly connected to the left side of the left T-shaped block, an L-shaped left connecting plate is fixedly connected to the lower surface of the left end connecting block, a spring pressing plate is fixedly connected to the lower portion of the left connecting plate, a round hole is formed in the position, close to the left end face and the right end face, of the spring pressing plate and penetrates through a guide rod, a left end clamping plate is fixedly connected to the front end of the guide rod, a spring III is sleeved on the guide rod between the spring pressing; the right side of the right T-shaped block is fixedly connected with an L-shaped right connecting plate, and the left side of the lower part of the right connecting plate is fixedly connected with an excircle baffle which corresponds to the left end clamping plate and can clamp the arc surface of the bearing bush; two detection sensor support of T shape of fixed plate two front end lower surface intermediate position fixedly connected with, detection sensor support lower extreme fixed mounting has detection sensor, and the high blend stop of the right side fixedly connected with shape of falling T of left side detection sensor support, high blend stop lower extreme can push down the up end of axle bush, fixes a position the axle bush. When the bearing bush is conveyed to a detection station, the up-and-down telescopic action of a third air cylinder on the bearing bush detection device drives an air cylinder supporting plate and a support block to move downwards, a left connecting plate, a spring pressing plate, a left end clamping plate, a right connecting plate, an outer circle baffle plate and a height baffle strip which are connected with the support block move downwards simultaneously, after the left connecting plate and the support block reach the positions on the two sides of the bearing bush, the left end clamping plate and the right outer circle baffle plate on the left side move towards the middle position of the bearing bush simultaneously, the bearing bush is clamped and then moves upwards to the position of a detection sensor measuring point, fixed-point bearing bush wall thickness detection is carried out, after detection is completed, the bearing bush is placed on a detection conveying belt, and the elastic acting.
The feeding conveyer beltThe feeding mechanism is fixedly arranged at the middle position above the feeding conveying belt; the detection conveyer belt is arranged on the left side of the feeding conveyer belt and is vertical to the feeding conveyer belt, the lower end head of the detection conveyer belt is close to the left end head of the feeding conveyer belt, the discharge conveyer belt is arranged above the working cabinet frame and is divided into a left conveyer belt and a right conveyer belt, and the discharge conveyer belt is close to two sides of the upper end head of the detection conveyer belt and is vertical to the detection conveyer belt; the purpose of this is: the feeding conveyer belt and the discharging conveyer belt are arranged in parallel, the detecting conveyer belt is positioned between the feeding conveyer belt and the discharging conveyer belt and is vertical to the feeding conveyer belt and the discharging conveyer belt to form 90 degreesThe broken line is arranged, the process arrangement is compact, the production space is saved, and the production line is convenient to operate.
The utility model provides a bearing bush wall thickness automatic measure selects separately laser marking machine which use as follows: the bearing bushes to be detected and marked are arranged and placed in front of a feeding mechanism on a feeding conveyor belt, the bearing bushes are separated by the feeding mechanism, a material taking manipulator is controlled by a PLC (programmable logic controller) to grab one bearing bush from the feeding conveyor belt and send the bearing bush to a detection conveyor belt, the manipulator grabs the bearing bush and simultaneously finishes the clamping and centering work of the bearing bush, the bearing bush moves to the position below a bearing bush detection device along with the conveyor belt, a cylinder support plate and a support block are driven to move downwards along with the up-and-down telescopic action of a cylinder III on the bearing bush detection device, a left connecting plate, a spring press plate, a left end clamp plate, a right connecting plate and an excircle baffle which are connected with the support block simultaneously move downwards, after reaching the two side positions of the bearing bush, a left end clamp plate and a right excircle baffle simultaneously move to the middle position of the bearing bush, the method comprises the following steps of placing bearing bushes on a detection conveyor belt, grabbing the bearing bushes from the detection conveyor belt by a discharging manipulator to move to laser marking positions on the left side of the bearing bushes, automatically adjusting the upper and lower positions of a laser marking system to adapt to different bearing bushes, enabling the surfaces of the bearing bushes to be positioned on a laser focusing plane, inputting characters and patterns to be marked by a computer through special marking control software, setting parameters for laser processing, irradiating laser emitted by the laser system on the bearing bush marking positions to perform laser marking, and after the marking is completed, placing the bearing bushes on the discharging conveyor belt by the discharging manipulator to be transported away; if the wall thickness of the bearing bush is unqualified, the unqualified bearing bush is grabbed by a discharging manipulator and conveyed to a discharging conveyor belt of an unqualified product on the right side to be transported away, the automatic bearing bush feeding, moving, detecting, marking and other systems use photoelectric signals of a photoelectric sensor as feedback signals, are arranged according to the steps of a process sequence through the operation processing of a computer, and the computer sends instructions to control a PLC automatic control system.
The utility model has the advantages that:
the utility model relates to a structure is clear smooth, save production space, the preparation is simple and convenient, whole process is through feeding conveyer belt, get the material manipulator, feed mechanism, axle bush detection device, the laser marking system, the automatic fit and the operation of ejection of compact manipulator and ejection of compact conveyer belt etc., realize axle bush wall thickness detection and beat mark full process automation, adopt laser to do the processing means, and do not have the effect of external force between the axle bush, have contactless, the little advantage of heat influence, the original precision and the product quality of axle bush have been guaranteed, human-computer interaction's harmful effects have been avoided, production efficiency and convenience have also further been improved, the human labor has been practiced thrift, easily mark the pattern with software design, change mark content, adapt to modernized production high efficiency, the requirement of integrated automation.
Drawings
FIG. 1 is a schematic structural view of the automatic measuring and sorting laser marker for bearing bush wall thickness of the present invention;
FIG. 2 is a schematic structural view of the feeding mechanism of the present invention;
fig. 3 is a front view of the structure of the manipulator of the present invention;
FIG. 4 is a structural plan view of the mechanical hand moving gripper and the V-shaped gripper of the utility model;
fig. 5 is a front view of the bearing bush detecting device of the present invention;
fig. 6 is a top view of the bearing bush detecting device of the present invention.
The labels in the figure are:
1. a working cabinet; 2. a column; 3. a cross beam;
4. a feed conveyor belt; 401. a side dam; 402. an end baffle; 403 clamping the adjusting block;
5. a feeding mechanism; 501. an L-shaped support plate; 502. a first fixing plate; 503. a concave groove; 504. a first cylinder; 505. a baffle plate; 506. pressing a plate;
6. a material taking manipulator; 601. moving the gripper; 602. a V-shaped gripper; 603. a second air cylinder; 604. a telescopic rod; 605. a support plate; 606. a right fixing plate; 607. pressing the bearing; 608. a right fixing plate; 609. a slider; 610. a floating shaft; 611. a slide rail; 612. a clamping plate; 613. a sliding fixing plate; 614. a first spring;
7. detecting a conveying belt;
8. a bearing bush detection device; 801. a flange seat; 802. an optical axis; 803. a second fixing plate; 804. a bearing; 805. a cylinder support plate; 806. a top layer plate; 807. a top plate; 808. a third air cylinder; 809. a safety shaft; 810 a safety cover; 811. a support block; 812. a T-shaped block; 813. a left end connecting block; 814. a left connecting plate; 815. a spring pressing plate; 816. a guide bar; 817. a left end splint; 818. a second spring; 819. an inner diameter ejector rod; 820. a right connecting plate; 821. an outer circle baffle plate; 822. detecting a sensor holder; 823. a detection sensor; 824. a height barrier strip;
9. a discharging manipulator; 10. a discharge conveyer belt; 11. a fiber laser; 12. a galvanometer scanning focusing system; 13. a computer control system; 14. a bearing bush.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1-6, a laser marking machine for automatic measurement and sorting of bearing bush wall thickness comprises a working cabinet 1, wherein an upright post 2 and a cross beam 3 are mounted on the upper surface of the working cabinet 1, and a feeding conveyer belt 4, a feeding mechanism 5, a material taking manipulator 6, a detection conveyer belt 7, a bearing bush detection device 8, a laser marking system, a computer control system 13, a discharging manipulator 9 and a discharging conveyer belt 10 are arranged between the cross beams 3 on the upright post 2; the laser marking system comprises a laser power supply, an optical fiber laser 11 and a galvanometer scanning focusing system 12, and is arranged at the left side position of a rack of the working cabinet 1, the optical fiber laser 11 is used for emitting laser, and the laser irradiates a focusing focus at the bearing marking position through the galvanometer scanning focusing system 12; the feeding conveyer belt 4 is positioned at the lower right position on the rack of the working cabinet 1 and arranged along the length direction of the working cabinet 1, and the feeding mechanism 5 is fixedly arranged at the middle position above the feeding conveyer belt 4; the detection conveyer belt 7 is arranged on the left side of the feeding conveyer belt 4 and is vertical to the feeding conveyer belt 4, the lower end head of the detection conveyer belt 7 is close to the left end head of the feeding conveyer belt 4, the discharge conveyer belt 10 is arranged above the rack of the working cabinet 1 and is divided into a left part and a right part, and the discharge conveyer belt is close to two sides of the upper end head of the detection conveyer belt 7 and is vertical to the detection conveyer belt 7; a galvanometer scanning and focusing system 12 of the laser marking system is right opposite to the left position of the discharging conveying belt 10; a bearing bush detection device 8 is arranged in the middle of the detection conveying belt 7; a material taking manipulator 6 and a material discharging manipulator 9 are respectively arranged on the cross beam 3 above the feeding conveyer belt 4 and the discharging conveyer belt 10, and can move left and right along the cross beam 3 to grab the bearing bush 14; the computer control system 13 is a center for controlling and commanding the whole automatic measuring and sorting laser marking machine for the wall thickness of the bearing bush, and is also a carrier for software installation, takes the photoelectric signals of the photoelectric sensors arranged at each station as feedback signals, is arranged according to the steps of the process sequence through the operation processing of the computer, and sends instructions to control the PLC automatic control system to complete the work of automatic loading and unloading, moving, detecting, marking and the like of the bearing bush 14.
The feeding conveyer belt 4, the discharging conveyer belt 10 and the detection conveyer belt 7 are provided with side baffles 401 and end baffles 402, the side baffles 401 are arranged on two sides of the conveyer belt, the end baffles 402 are arranged on the end positions of the conveyer belt to prevent the bearing bush 14 from falling, clamping adjusting blocks 403 are arranged on the outer sides of the side baffles 401 on two sides of the conveyer belt to adjust the positions of the side baffles 402 and the width of a conveying channel, and the side baffles are suitable for bearing bush workpieces of different specifications.
The feeding mechanism comprises a left L-shaped supporting plate 501 and a right L-shaped supporting plate 501, the two L-shaped supporting plates are fixedly arranged on two sides of the middle position of a feeding conveyer belt 4 through bolts, a first fixing plate 502 is fixedly arranged at the upper end of each L-shaped supporting plate 501, the first fixing plate 502 stretches across the feeding conveyer belt 4, a certain space is reserved below the first fixing plate and can pass through a bearing bush 14 workpiece, a concave groove 503 is formed in the middle position of the left side of the first fixing plate 502, two cylinders 504 are vertically arranged in parallel at the middle position of the upper surface of the first fixing plate 502, a baffle 505 is fixedly connected below the first cylinder 504 on the left side, a pressing plate 506 is fixedly connected below the first cylinder 504 on the right side, the telescopic action sequence of the left cylinder 504 and the right cylinder 504 is controlled, the baffle 505 and the pressing plate 506 sequentially; manually placing a batch of bearing bushes 14 on the feeding conveyer belt 4 and locating at the right side position of the feeding mechanism 5, when the mechanism runs, the first right cylinder 504 stretches and retracts to drive the pressing plate 506 to descend to press the batch of bearing bushes 14, the first left cylinder 504 stretches and retracts to drive the baffle 505 to move upwards, the baffle 505 downwards blocks subsequent bearing bushes 14 after the bearing bushes 14 are released, at the moment, the pressing plate 506 is lifted, the released bearing bushes 14 enter the detecting conveyer belt 7, and the last action is repeated, so that the assembly line can orderly obtain the bearing bushes 14 which need to be detected and marked according to the beat, when no bearing bush 14 is arranged on the conveyer belt, a sensor on the conveyer belt immediately gives an alarm, the system can pause, and after manual feeding, the system can automatically run.
The feeding manipulator 6 and the discharging manipulator 9 comprise a movable gripper 601 and a V-shaped gripper 602 which are symmetrically arranged, a second air cylinder 603 is arranged between the movable gripper 601 and the V-shaped gripper 602, and the second air cylinder 603 is fixedly arranged at the upper positions of supporting plates 605 of the movable gripper 601 and the V-shaped gripper 602 through a telescopic rod 604; the telescopic rod 604 fixed on the supporting plate 605 of the movable gripper 601 is fixedly connected with the left side of the second air cylinder 603, the telescopic rod 604 fixed on the supporting plate 605 of the V-shaped gripper 602 is fixedly connected with the right side of the second air cylinder 603, and the automatic clamping of the bearing bush 14 is realized through the telescopic action of the second air cylinder 603; the lower part of the V-shaped gripper supporting plate 605 is vertically inserted into a strip-shaped hole on the right side of the right fixing plate 606 and fixedly connected with the right fixing plate 606, a pressing bearing 607 is arranged on the left side of the right fixing plate 606, the pressing bearings 607 are symmetrically arranged at the front and back ends of the right fixing plate 606 of the V-shaped gripper 601 in a front-back manner, and a fixing bolt penetrates through an inner ring of the pressing bearing 607 to fixedly connect the pressing bearing to the V-shaped right fixing plate 606 and is used for clamping a semi-arc surface of a; the lower position of the movable gripper supporting plate 605 is fixedly and vertically connected with a left fixing plate 608, a sliding block 609, a floating shaft 610 and a sliding rail 611 are installed in a concave groove of the left fixing plate 608, the inner wall of the left side in the concave groove of the left fixing plate 608 is longitudinally and fixedly provided with the sliding rail 611, two L-shaped sliding blocks 609 are installed on the sliding rail 611, the end face of the right side of the sliding block 609 is fixedly connected with a clamping plate 612, the sliding blocks 609 are symmetrically sleeved on the floating shaft 610 front and back, the floating shaft 610 longitudinally penetrates through the right position of the concave groove, and a first spring 614 is sleeved at the outer side position of the sliding block 609 and; the sliding rail 611 is fixedly arranged on the inner wall of the left side of the concave groove, the left end of the sliding block 609 is sleeved on the sliding rail 611 to realize the front-back sliding of the sliding block, and the clamping plate 612 is driven to move and used for clamping the semicircular end face of the bearing bush; the clamping plate 612 of the movable gripper 601 and the pressing bearing 607 of the V-shaped gripper 602 are on the same horizontal plane, and the bearing bush 14 is gripped at the middle position of the clamping plate 612 of the movable gripper 601 and the pressing bearing 607 of the V-shaped gripper 602; the upper end position of a second air cylinder 603 arranged between the movable gripper 601 and the V-shaped gripper 602 is also fixedly connected with a second air cylinder 603 capable of vertically moving, the second air cylinder 603 capable of vertically moving is fixedly arranged on a sliding fixing plate 613, the sliding fixing plate 613 is arranged on the cross beam 2 and can slide left and right on the cross beam 2, the second air cylinder 603 capable of horizontally and vertically moving drives the movable gripper 601 and the V-shaped gripper 602 to move up and down and left and right, and can flexibly and conveniently grip a bearing bush 14 workpiece from a conveying belt to finish actions such as clamping, moving, putting down and loosening.
The bearing bush detection device 8 is arranged in the middle of the detection conveying belt 7 and stretches across the detection conveying belt 7, flange seats 801 are symmetrically and fixedly mounted on the machine frames on two sides of the detection conveying belt 7, the lower portion of each flange seat 801 is a square base, the upper portion of each flange seat 801 is a cylindrical structure, an optical axis 802 is fixedly mounted in the middle hollow position of each cylindrical structure, the optical axes 802 are vertically arranged, a second fixing plate 803, a cylinder supporting plate 805, a top plate 806 and a top plate 807 are sequentially mounted on the two optical axes 802 in a sleeved mode, and the cylinder supporting plate 805 and the top plate 806 are further sleeved with bearings 804 on the optical axes 802; two air cylinders III 808 are fixedly arranged between the air cylinder supporting plate 805 and the top plate 806 and can drive the air cylinder supporting plate 805 to move up and down; a safety shaft 809 is arranged in the middle of the top plate 806, the safety shaft 809 penetrates through the top plate 806 and the top plate 807, a bearing 804 is sleeved on the safety shaft 809 between the top plate and the top plate, the safety shaft 809 penetrates through the top plate 806 to a position above the cylinder supporting plate 805, and a safety cover 810 is fixedly connected to the lower end of the safety shaft 809; a support block 811 is fixedly connected to the middle position of the lower surface of the cylinder support plate 805, a concave groove is formed in the lower surface of the support block 811, two T-shaped blocks 812 are fixedly connected to the middle positions in the concave groove side by side, a left end connecting block 813 is fixedly connected to the left side of the left T-shaped block 812, an L-shaped left connecting plate 814 is fixedly connected to the lower surface of the left end connecting block 813, a spring pressing plate 815 is fixedly connected to the lower portion of the left connecting plate 814, a round hole is formed in the position, close to the left and right end faces, of the spring pressing plate 815 and penetrates through the guide rod 816, a left end clamp plate 817 is fixedly connected to the front end of the guide rod 816, a spring three 818 is sleeved on the guide rod 816 between the spring pressing plate 815 and the left end clamp plate 817, an; the right side of the right T-shaped block 812 is fixedly connected with an L-shaped right connecting plate 820, the left side of the lower part of the right connecting plate 820 is fixedly connected with an excircle baffle 821 which corresponds to the left end clamping plate 817 and can clamp the arc surface of the bearing bush 14; two T-shaped detection sensor supports 822 are fixedly connected to the middle position of the lower surface of the front end of the second fixing plate 803, a detection sensor 823 is fixedly mounted at the lower end of each detection sensor support 822, an inverted T-shaped height barrier strip 824 is fixedly connected to the right side of the left detection sensor support 822, and the lower end of each height barrier strip 824 can press the upper end face of the bearing bush 14 downwards to position the bearing bush 14. When the bearing bush 14 is conveyed to a detection station, the up-and-down telescopic action of the air cylinder three 808 on the bearing bush detection device 8 drives the air cylinder support plate 805 and the support block 811 to move downwards, the left connecting plate 814, the spring pressing plate 815, the left end clamping plate 817, the right connecting plate 820, the outer circle baffle 821 and the height stop strip 824 which are connected with the support block 811 move downwards simultaneously, after reaching the positions on the two sides of the bearing bush 14, the left end clamping plate 817 and the right outer circle baffle 821 on the left side move towards the middle position of the bearing bush 14 simultaneously, the bearing bush 14 is clamped and then moves upwards to the position of a detection point of a detection sensor 823, fixed-point bearing bush 14 wall thickness detection is carried out, after detection is completed, the bearing bush 14 is placed on the detection conveying belt 7, and the elastic acting force of the spring two 818 is sleeved on the guide rod.
The utility model provides a bearing bush wall thickness automatic measure selects separately laser marking machine which use as follows: the bearing bushes 14 to be detected and marked are arranged and placed in front of a feeding mechanism 5 on a feeding conveyer belt 4, the bearing bushes are separated by the feeding mechanism 5, a material taking manipulator 6 is controlled by a PLC to grab one bearing bush 14 from the feeding conveyer belt 4 and send the bearing bush 14 onto a detection conveyer belt 7, the material taking manipulator 6 grabs the bearing bush 14 and simultaneously completes clamping and centering work of the bearing bush 14, the bearing bush 14 moves to a position below a bearing bush detection device 8 along with the detection conveyer belt 7, a cylinder support plate 805 and a support block 811 are driven to move downwards along with the up-and-down telescopic action of a cylinder three 808 on the bearing bush detection device 8, a left connecting plate 814, a spring pressing plate 815, a left end clamping plate 817, a right connecting plate 820 and an outer circle baffle 821 connected with the support block 811 simultaneously move downwards, and after reaching two positions of the bearing bushes 14, the left end clamping plate 817 and the right outer circle, clamping the bearing bush 14 to move upwards to a measuring point position of a detection sensor 823, detecting the wall thickness of the bearing bush, after the detection is finished, placing the bearing bush 14 on a detection conveyer belt 7, detecting the qualified wall thickness of the bearing bush 14, grabbing the bearing bush 14 from the upper end of the detection conveyer belt 7 by a discharging manipulator 9, moving the bearing bush 14 to a left laser marking position, automatically adjusting the upper and lower positions of a laser marking system to adapt to different bearing bushes 14, enabling the surface of the bearing bush 14 to be located on a laser focusing plane, inputting characters and patterns to be marked by a computer through special marking control software, carrying out parameter setting on the marking laser processing of the bearing bush 14, irradiating the laser emitted by the laser system at the marking position of the bearing bush 14, carrying out the laser marking, and after the marking is finished, placing the bearing bush 14 on a discharging conveyer belt 10 by the discharging; if the wall thickness of the bearing bush is unqualified, the unqualified bearing bush 14 is grabbed by the discharging manipulator 9 and sent to the discharging conveyer belt 10 of the unqualified product on the right side to be transported away, the automatic loading, moving, detecting and marking systems of the bearing bush 14 use the photoelectric signal of the photoelectric sensor as a feedback signal, are arranged according to the steps of the process sequence through the operation processing of the computer, and send an instruction to control the PLC automatic control system by the computer.

Claims (5)

1. The utility model provides a bearing bush wall thickness automatic measure selects separately laser marking machine which characterized in that: the automatic feeding and discharging device comprises a working cabinet, wherein stand columns and cross beams are arranged on the upper surface of the working cabinet, and a feeding conveying belt, a feeding mechanism, a material taking mechanical arm, a detection conveying belt, a bearing bush detection device, a laser marking system, a computer control system, a discharging mechanical arm and a discharging conveying belt are arranged between the cross beams on the stand columns; the laser marking system comprises a laser power supply, a fiber laser and a galvanometer scanning focusing system, and is arranged at the left side position of the working cabinet frame, the fiber laser is used for emitting laser, and the laser irradiates a focusing focus at the bearing bush marking position through the galvanometer scanning focusing system; the feeding conveyer belt is positioned at the lower right position on the working cabinet frame and arranged along the length direction of the working cabinet, and the feeding mechanism is fixedly arranged at the middle position above the feeding conveyer belt; the detection conveyer belt is arranged on the left side of the feeding conveyer belt and is vertical to the feeding conveyer belt, the lower end head of the detection conveyer belt is close to the left end head of the feeding conveyer belt, the discharge conveyer belt is arranged above the working cabinet frame and is divided into a left conveyer belt and a right conveyer belt, and the discharge conveyer belt is close to two sides of the upper end head of the detection conveyer belt and is vertical to the detection conveyer belt; a focusing system of the laser marking system is right opposite to the left position of the discharging conveying belt; a bearing bush detection device is arranged in the middle of the detection conveying belt; a material taking manipulator and a material discharging manipulator are respectively arranged on the cross beam above the feeding conveying belt and the discharging conveying belt and can move left and right along the cross beam to grab the bearing bush; the computer control system is a center for controlling and commanding the whole automatic measuring and sorting laser marking machine for the wall thickness of the bearing bush, is also a carrier for software installation, takes photoelectric signals of photoelectric sensors arranged at each station as feedback signals, is arranged according to the steps of the process sequence through the operation processing of the computer, and sends instructions to control the PLC automatic control system to complete the work of automatic loading and unloading, moving, detecting, marking and the like of the bearing bush.
2. The automatic bearing bush wall thickness measuring and sorting laser marking machine according to claim 1, characterized in that: side baffle plates and end baffle plates are arranged on the feeding conveyer belt, the discharging conveyer belt and the detection conveyer belt, the side baffle plates are arranged on two sides of the conveyer belt, the end baffle plates are arranged at the end positions of the conveyer belt to prevent bearing bushes from falling, clamping adjusting blocks are arranged on the outer sides of the side baffle plates on two sides of the conveyer belt to adjust the positions of the side baffle plates and the width of a conveying channel, and the side baffle plates are suitable for bearing bush workpieces of different specifications.
3. The automatic bearing bush wall thickness measuring and sorting laser marking machine according to claim 1, characterized in that: feeding mechanism includes left and right two L type backup pads, with bolt fixed mounting in the both sides of feeding conveyer belt intermediate position, two L type backup pad upper end fixed mounting have fixed plate one, fixed plate one spanes feeding conveyer belt, the below leaves certain space and can pass through the axle bush work piece, fixed plate one left side intermediate position is provided with the concave groove, the vertical two cylinders of installing side by side of intermediate position above the fixed plate one, left side cylinder below fixedly connected with baffle, right side cylinder below fixedly connected with clamp plate, control a left side, the order of the flexible action of right side cylinder, make baffle and clamp plate pass the concave groove of fixed plate one in an orderly manner and go on, move down, carry the axle bush to divide separately to pass through in proper time one by one.
4. The automatic bearing bush wall thickness measuring and sorting laser marking machine according to claim 1, characterized in that: the feeding manipulator and the discharging manipulator comprise a movable gripper and a V-shaped gripper which are symmetrically arranged, a second air cylinder is arranged between the movable gripper and the V-shaped gripper, and the second air cylinder is fixedly arranged at the upper parts of a support plate of the movable gripper and the V-shaped gripper through a telescopic rod; the telescopic rod fixed on the movable gripper supporting plate is fixedly connected with the left side of the air cylinder II, the telescopic rod fixed on the V-shaped gripper supporting plate is fixedly connected with the right side of the air cylinder II, and the automatic clamping of the bearing bush is realized through the telescopic action of the air cylinder II; the lower part of the V-shaped gripper supporting plate is vertically inserted into a strip-shaped hole on the right side of the right fixing plate and is fixedly connected with the right fixing plate, the left side of the right fixing plate is provided with a pressing bearing, the pressing bearings are symmetrically arranged at the front end and the rear end of the V-shaped gripper right fixing plate in a front-back manner, and a fixing bolt penetrates through an inner ring of the pressing bearing to fixedly connect the pressing bearing to the V-shaped right fixing plate and is used for clamping a half-arc surface; the lower part of the movable gripper supporting plate is fixedly and vertically connected with a left fixing plate, a sliding block, a floating shaft and a sliding rail are installed in a concave groove of the left fixing plate, the sliding rail is longitudinally and fixedly arranged on the inner wall of the left side in the concave groove of the left fixing plate, two L-shaped sliding blocks are installed on the sliding rail, the end face of the right side of the sliding block is fixedly connected with a clamping plate, the sliding blocks are symmetrically sleeved on the floating shaft in a front-back mode, the floating shaft longitudinally penetrates through the right side of the concave groove, and a spring is sleeved at the outer side of the sliding block and; the sliding rail is fixedly arranged on the inner wall of the left side of the concave groove, and the left end of the sliding block is sleeved on the sliding rail to realize the front and back sliding of the sliding block, so that the clamping plate is driven to move and is used for clamping the semicircular end face of the bearing bush; the clamping plate of the movable gripper and the pressing bearing of the V-shaped gripper are positioned on the same horizontal plane, and the bearing bush is gripped between the clamping plate of the movable gripper and the pressing bearing of the V-shaped gripper; the upper end position of a second air cylinder arranged between the movable gripper and the V-shaped gripper is fixedly connected with a second air cylinder capable of vertically moving, the second air cylinder capable of vertically moving is fixedly installed on a sliding fixing plate, the sliding fixing plate is installed on a cross beam and can slide left and right on the cross beam, the second air cylinder capable of horizontally and vertically moving drives the movable gripper and the V-shaped gripper to move up and down and left and right, and can flexibly and conveniently grab a bearing bush workpiece from a conveying belt to finish actions such as clamping, moving, putting down and loosening.
5. The automatic bearing bush wall thickness measuring and sorting laser marking machine according to claim 1, characterized in that: the bearing bush detection device is arranged in the middle of the detection conveying belt and stretches across the detection conveying belt, flange seats are symmetrically and fixedly arranged on the frames on two sides of the detection conveying belt, the lower portion of each flange seat is a square base, the upper portion of each flange seat is of a cylindrical structure, an optical axis is fixedly arranged in the middle hollow position of the cylindrical structure, the optical axes are vertically arranged, a second fixing plate, a cylinder supporting plate, a top plate and a top plate are sequentially arranged, and the second fixing plate, the cylinder supporting plate, the top plate and the top plate are all sleeved on the two symmetrically arranged optical axes; two air cylinders III are fixedly arranged between the air cylinder supporting plate and the top plate and can drive the air cylinder supporting plate to move up and down; a safety shaft is arranged in the middle of the top plate and penetrates through the top plate and the top plate, a bearing is sleeved on the safety shaft between the top plate and the top plate, the safety shaft penetrates through the top plate to a position above the cylinder supporting plate, and a safety cover is fixedly connected to the lower end of the safety shaft; a support block is fixedly connected to the middle position of the lower surface of the air cylinder support plate, a concave groove is formed in the lower surface of the support block, two T-shaped blocks are fixedly connected to the middle position in the concave groove side by side, a left end connecting block is fixedly connected to the left side of the left T-shaped block, an L-shaped left connecting plate is fixedly connected to the lower surface of the left end connecting block, a spring pressing plate is fixedly connected to the lower portion of the left connecting plate, a round hole is formed in the position, close to the left end face and the right end face, of the spring pressing plate and penetrates through a guide rod, a left end clamping plate is fixedly connected to the front end of the guide rod, a spring III is sleeved on the guide rod between the spring pressing; the right side of the right T-shaped block is fixedly connected with an L-shaped right connecting plate, and the left side of the lower part of the right connecting plate is fixedly connected with an excircle baffle which corresponds to the left end clamping plate and can clamp the arc surface of the bearing bush; two detection sensor support of T shape of fixed plate two front end lower surface intermediate position fixedly connected with, detection sensor support lower extreme fixed mounting has detection sensor, and the high blend stop of the right side fixedly connected with shape of falling T of left side detection sensor support, high blend stop lower extreme can push down the up end of axle bush, fixes a position the axle bush.
CN202022144194.6U 2020-09-27 2020-09-27 Bearing bush wall thickness automatic measurement sorting laser marking machine Active CN213468678U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022144194.6U CN213468678U (en) 2020-09-27 2020-09-27 Bearing bush wall thickness automatic measurement sorting laser marking machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022144194.6U CN213468678U (en) 2020-09-27 2020-09-27 Bearing bush wall thickness automatic measurement sorting laser marking machine

Publications (1)

Publication Number Publication Date
CN213468678U true CN213468678U (en) 2021-06-18

Family

ID=76363118

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022144194.6U Active CN213468678U (en) 2020-09-27 2020-09-27 Bearing bush wall thickness automatic measurement sorting laser marking machine

Country Status (1)

Country Link
CN (1) CN213468678U (en)

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