CN111665253A - Rim welding seam and gas tightness check out test set - Google Patents

Rim welding seam and gas tightness check out test set Download PDF

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Publication number
CN111665253A
CN111665253A CN202010541434.8A CN202010541434A CN111665253A CN 111665253 A CN111665253 A CN 111665253A CN 202010541434 A CN202010541434 A CN 202010541434A CN 111665253 A CN111665253 A CN 111665253A
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CN
China
Prior art keywords
material supporting
air tightness
tightness detection
direction material
rim
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Pending
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CN202010541434.8A
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Chinese (zh)
Inventor
撒兴国
何通
李现春
李明峰
刘仁前
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Shandong Xiaoya Precise Machinery Co ltd
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Shandong Xiaoya Precise Machinery Co ltd
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Priority to CN202010541434.8A priority Critical patent/CN111665253A/en
Publication of CN111665253A publication Critical patent/CN111665253A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
    • B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
    • B65G47/248—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90—Devices for picking-up and depositing articles or materials
    • B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • B65G47/912—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02—Articles

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention provides rim weld joint and air tightness detection equipment, which comprises a feeding device, a material supporting device, a weld joint detection device, an air tightness detection device and a discharging device, wherein the feeding device is arranged on the rim; the feeding device is arranged on the workpiece output side of the rim expanding equipment in a matching manner; the material supporting device is arranged on the workpiece output side of the feeding device in a matching manner; the welding seam detection device, the air tightness detection device and the blanking device are sequentially arranged from the workpiece input side to the workpiece output side of the material supporting device; the air tightness detection device comprises an air tightness detection platform, an air tightness detection mounting frame, an air tightness detection liftout oil cylinder, an inflation pipe, a Z-direction air tightness detection movable slide rail, a Z-direction air tightness detection driving motor, a Y-direction air tightness detection driving motor and an air tightness detection probe. The wheel rim workpiece detection device is reasonable and compact in structural layout, high in detection efficiency, good in effect, convenient and safe to operate and adjust, low in cost, capable of effectively guaranteeing the product quality of wheel rim workpieces and improving the production and machining efficiency.

Description

Rim welding seam and gas tightness check out test set
Technical Field
The invention relates to the technical field of automobile rim detection, in particular to a rim welding line and air tightness detection device.
Background
At present, in the production process of the tubeless automobile rim, strict and good air tightness needs to be ensured after the rim is basically molded, and the development of the air tightness detection of the rim welding line is more intelligent and convenient in the modern times of industrial automation and informatization, which is very important. However, the traditional rim welding seam and air tightness detection and identification basically depend on manual naked eye identification, so that the detection efficiency is low, the production and machining efficiency of the whole rim workpiece is slowed down, the detection effect is poor, the operation and adjustment are not convenient and safe enough, the labor cost is high, the product quality of the rim workpiece cannot be effectively guaranteed, and further, great potential safety hazards are brought to the use process of the tubeless automobile.
Disclosure of Invention
The invention aims to provide rim welding seam and air tightness detection equipment, and aims to solve the technical problems that in the prior art, the detection efficiency is low, the production and machining efficiency of the whole rim workpiece is slowed down, the detection effect is poor, the operation and the adjustment are inconvenient and unsafe, the labor cost is high, the product quality of the rim workpiece cannot be effectively guaranteed, and the like.
In order to solve the technical problem, the rim weld joint and air tightness detection equipment provided by the invention comprises a feeding device, a material supporting device, a weld joint detection device, an air tightness detection device and a discharging device; the feeding device is arranged on the workpiece output side of the rim expanding equipment in a matching manner; the material supporting device is arranged on the workpiece output side of the feeding device in a matching manner; the welding seam detection device, the air tightness detection device and the blanking device are sequentially arranged from the workpiece input side to the workpiece output side of the material supporting device; the air tightness detection device comprises an air tightness detection table, an air tightness detection mounting frame, an air tightness detection liftout oil cylinder, an inflation pipe, a Z-direction air tightness detection movable slide rail, a Z-direction air tightness detection driving motor, a Y-direction air tightness detection driving motor and an air tightness detection probe;
the air tightness detection mounting frame is mounted on one side of the air tightness detection platform in a matching manner; the air tightness detection ejection oil cylinder is arranged on the upper part of the air tightness detection mounting frame in an inverted matching manner, and the tail end of a piston rod of the air tightness detection ejection oil cylinder is fixedly connected with an ejection disc in a matching manner; the air inlet end of the inflation tube is connected with external inflation equipment, and the air outlet end of the inflation tube penetrates through the material ejecting disc and extends into the inner cavity of the rim workpiece; the Z-direction air tightness detection movable slide rail is vertically installed on one side surface, facing the air tightness detection platform, of the air tightness detection installation frame in a matched mode; the Z-direction air tightness detection driving motor is arranged at one end of the Z-direction air tightness detection movable slide rail in an inverted matching mode, the power output end of the Z-direction air tightness detection driving motor is connected with a Z-direction air tightness detection lead screw pair, and the Z-direction air tightness detection movable slide table is connected with the Z-direction air tightness detection lead screw pair in a matching mode; the Z-direction air tightness detection moving sliding table is connected with the Z-direction air tightness detection moving sliding rail in a sliding fit manner; the Y-direction air tightness detection driving motor is installed on the Z-direction air tightness detection moving sliding table in a matched mode along the Y direction, and the power output end of the Y-direction air tightness detection driving motor is connected with a Y-direction air tightness detection lead screw pair and is connected with the air tightness detection probe in a matched mode through the Y-direction air tightness detection lead screw pair;
the air tightness detection liftout oil cylinder drives the liftout disc through a piston rod to tightly press and fix the rim workpiece in a flat lying shape on the upper part of the air tightness detection platform, and the upper opening and the lower opening of the rim workpiece in the flat lying shape are respectively sealed by the liftout disc and the air tightness detection platform, so that the inner cavity of the rim workpiece forms a sealed environment; the inner cavity of the rim workpiece in the closed environment is inflated through the inflation tube, and the air tightness detection probe is driven by the Z-direction air tightness detection driving motor and the Y-direction air tightness detection driving motor to move along the Y direction and the Z direction so as to respectively measure the air pressure of a non-welding seam area and a welding seam area of the rim workpiece.
The rim welding seam and gas tightness check out test set, wherein: a workpiece placing disc is arranged at the top of the air tightness detection table in a matching manner; the contact surface of the workpiece placing disc and the rim workpiece is made of polyurethane material; and the contact surface of the liftout disc and the rim workpiece is also made of a polyurethane material.
The rim welding seam and gas tightness check out test set, wherein: the air tightness detection mounting frame is an integrated support in an inverted L shape and comprises a Z-direction mounting beam and a Y-direction mounting beam connected to the top end of the Z-direction mounting beam; the air tightness detection liftout oil cylinder is arranged in the middle of the Y-direction mounting beam in an inverted mode; guide columns are vertically fixed on two opposite sides of the circle center of the material ejecting disc in a matched mode; the upper end of the guide column penetrates through the Y-direction mounting beam and is connected with the Y-direction mounting beam in a sliding fit mode.
The rim welding seam and gas tightness check out test set, wherein: the material supporting device comprises a material supporting base, a Z-direction material supporting moving mechanism, a material supporting platform, an X-direction material supporting moving mechanism, a Y-direction material supporting moving mechanism, a manipulator assembly and a manipulator jacking cylinder; the Z-direction material supporting moving mechanism is arranged on the upper part of the material supporting base in a matching manner; the material supporting platform is matched and fixed on the upper part of the Z-direction material supporting moving mechanism, and two ends in the X direction of the material supporting platform are respectively connected with two ends of the material supporting base in a sliding fit manner along the Z direction; the X-direction material supporting moving mechanism is arranged on the material supporting platform in a matching way; the Y-direction material supporting moving mechanism is arranged on the upper part of the X-direction material supporting moving mechanism in a matching way; the manipulator assembly is arranged on the upper part of the Y-direction material supporting and moving mechanism in a matching manner; the manipulator jacking cylinder is arranged on the bottom side of the Y-direction material supporting moving mechanism in an inverted matching mode and is connected with the manipulator assembly in a matching mode through a piston rod.
The rim welding seam and gas tightness check out test set, wherein: sliding rail mounting brackets are symmetrically and fixedly arranged at the tops of the X-direction two ends of the material supporting base in a matching manner; the Z-direction material supporting moving mechanism comprises a Z-direction material supporting driving motor, a Z-direction material supporting speed reducer, a Z-direction material supporting transmission worm gear, a Z-direction material supporting jacking screw rod and a Z-direction material supporting moving slide rail; the Z-direction material supporting driving motor is horizontally arranged at the top of the material supporting base in a matching manner; the Z-direction material supporting device is mounted at the power output end of the Z-direction material supporting driving motor in a speed reducing matching manner; the Z-direction material supporting transmission worm is arranged at the top of the material supporting base; the power output end of the Z-direction material supporting speed reducer is connected with the Z-direction material supporting transmission worm in a matching way through the Z-direction material supporting transmission worm wheel; the top end of the Z-direction material supporting transmission worm is provided with a Z-direction material supporting jacking screw rod in a matching way; the Z-direction material supporting movable slide rail is arranged on the slide rail mounting bracket along the Z direction; the bottom of the material supporting platform is matched and fixed at the top end of the Z-direction material supporting jacking screw rod, and the X-direction two ends of the material supporting platform are respectively matched and connected with the Z-direction material supporting movable slide rail arranged on the slide rail mounting bracket in a sliding fit manner.
The rim welding seam and gas tightness check out test set, wherein: the X-direction material supporting moving mechanism comprises an X-direction material supporting moving slide rail, an X-direction material supporting moving sliding table, an X-direction material supporting transmission rack, an X-direction material supporting driving motor, an X-direction material supporting speed reducer and an X-direction material supporting transmission gear; the X-direction material supporting movable slide rail is arranged on the top surface of the material supporting platform in a matched mode along the X direction; the X-direction material supporting moving sliding table is matched and slidably arranged on the X-direction material supporting moving sliding rail; the X-direction material supporting transmission rack is arranged on the Y-direction end face of the X-direction material supporting moving sliding table in a matched mode along the X direction; the X-direction material supporting driving motor is vertically installed at the bottom side of the X-direction material supporting moving sliding table in a matched mode; the X-direction material supporting speed reducer is matched and arranged at the power output end of the X-direction material supporting driving motor; the X-direction material supporting transmission gear is installed at the power output end of the X-direction material supporting speed reducer in a matching mode, and one side of the X-direction material supporting transmission gear is meshed with the X-direction material supporting transmission rack in a matching mode.
The rim welding seam and gas tightness check out test set, wherein: the Y-direction material supporting moving mechanism is arranged on the upper part of the X-direction material supporting moving sliding table in a matching manner and comprises a Y-direction material supporting moving sliding rail, a Y-direction material supporting moving sliding table, a Y-direction material supporting driving motor and a Y-direction material supporting transmission screw rod pair; the Y-direction material supporting movable sliding rail is arranged at the top of the X-direction material supporting movable sliding table in a matched mode along the Y direction; the Y-direction material supporting moving sliding table is matched and slidably arranged on the Y-direction material supporting moving sliding rail; and the Y-direction material supporting driving motor is arranged on one side of the Y-direction material supporting moving sliding table in a matching manner along the Y direction, and the power output end of the Y-direction material supporting driving motor is connected with the Y-direction material supporting moving sliding table through the Y-direction material supporting driving screw rod pair.
The rim welding seam and gas tightness check out test set, wherein: the manipulator assembly is arranged on the upper part of the Y-direction material supporting moving sliding table in a matching mode and comprises a manipulator mounting plate, a gripper cylinder, a gripper connecting frame and a gripper; the manipulator mounting plate is horizontally arranged on the top surface of the Y-direction material supporting moving sliding table; the gripper cylinder is horizontally matched and mounted on the top surface of the manipulator mounting plate; one end of the hand grip connecting frame is connected with the tail end of a piston rod of the hand grip air cylinder, and the other end of the hand grip connecting frame is connected with the hand grip in a matching mode; the manipulator jacking cylinder is vertically arranged at the bottom side of the Y-direction material supporting moving sliding table in a matching manner, and a piston rod of the manipulator jacking cylinder vertically penetrates through the material supporting moving sliding table and extends out of the material supporting moving sliding table; and one end of a piston rod of the manipulator jacking cylinder, which extends out above the material supporting moving sliding table, is connected with the manipulator mounting plate in a matching manner.
The rim welding seam and gas tightness check out test set, wherein: the blanking device is arranged on one side of the air tightness detection device in a matching manner and comprises a blanking rack, a blanking roller way arranged on the upper part of the blanking rack in a matching manner and a driving motor of the blanking roller way arranged at one end of the upper part of the blanking rack in a matching manner; and the power output end of the feeding roller way driving motor is connected with the feeding roller way in a matching way through a transmission mechanism so as to drive the feeding roller way to operate.
By adopting the technical scheme, the invention has the following beneficial effects:
the rim welding seam and air tightness detection equipment provided by the invention has reasonable and compact structural layout, particularly, a rim workpiece is pressed and fixed on the upper part of an air tightness detection platform in a flat lying state through an ejection disc driven by an air tightness detection ejection oil cylinder, so that an inner cavity of the rim workpiece forms a closed environment, the inner cavity of the rim workpiece in the closed environment is inflated (filled with about 1Mpa air pressure) through an inflation tube, a driving air tightness detection probe of a Z-direction air tightness detection driving motor and a Y-direction air tightness detection driving air cylinder moves along the Y direction and the Z direction to respectively measure the air pressure of a non-welding seam area and a welding seam area of the rim workpiece, two air flow inductions (one is a non-welding seam area and the other is a welding seam area) are arranged at the welding seam, so that whether the air tightness of the welding seam area is qualified or not is judged through the air flow pressure difference value generated between the non-welding seam area and, the structural design and the detection mode greatly improve the air tightness detection efficiency and the detection precision, break through the domestic traditional manual visual identification mode, change the traditional contact type air tightness detection and greatly improve the air tightness detection level of the rim; meanwhile, the operation and adjustment are convenient, the production cost is greatly saved, the processing efficiency is improved, the product quality of the rim workpiece is effectively guaranteed, and the reliability and the safety of the tubeless automobile are improved.
According to the invention, a manual and mechanical adjusting mechanism or a workpiece transfer mechanism of the traditional detection equipment is improved into the material supporting device which is driven by the air cylinder and driven by the motor and is combined with the mechanical arm assembly, so that the mechanical arm assembly can freely grab and transfer the rim workpiece along the X direction, the Y direction and the Z direction, the rim workpiece can be efficiently and accurately transferred from the previous station to the next station, the reliability and the stability of the detection of the welding seam and the air tightness of the rim workpiece can be effectively ensured, and the detection efficiency and the processing efficiency of the rim workpiece are obviously improved; specifically, a gripper cylinder drives a gripper to grip a rim workpiece, and the height of the whole manipulator assembly of rims of different types can be adjusted under the driving of a manipulator jacking cylinder; the X-direction movement of the whole manipulator assembly is realized by driving an X-direction material supporting moving sliding table through the combination of an X-direction material supporting transmission rack and an X-direction material supporting transmission gear by an X-direction material supporting driving motor and an X-direction material supporting speed reducer; the Y-direction movement of the manipulator component is realized by driving a Y-direction material supporting driving motor to drive a Y-direction material supporting moving sliding table through a Y-direction material supporting transmission screw rod pair.
In space, the integrated design and application saves the space for setting stations, and each device is compact and ordered, so that the equipment is attractive and reasonable; a change traditional artifical material loading, utilize modes such as motor and cylinder drive, can carry out whole defeated material system X to, Y to and Z to removing, really carry out the removal of some to rim, hold in the palm the material device and pass through servo motor control, rack and pinion transmission and lead screw transmission can comparatively accurate control motion position, and bearing capacity is big, long service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a rim weld and an air-tightness detection device provided by an embodiment of the invention;
FIG. 2 is a top view of a rim weld and air-tightness detection device provided by an embodiment of the present invention;
FIG. 3 is an enlarged view of the area A in FIG. 2 of a rim weld and air-tightness detection device provided in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a feeding device of a rim weld joint and airtightness detection apparatus provided in an embodiment of the present invention;
FIG. 5 is a front view of a feeding device of the rim weld and air tightness detection device provided by the embodiment of the invention;
FIG. 6 is a top view of a feeding device of the rim weld and air tightness detection device provided by the embodiment of the invention;
fig. 7 is a schematic structural diagram of a weld detection device of a rim weld and air tightness detection device according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of an air-tightness detection device of a rim weld and air-tightness detection equipment according to an embodiment of the present invention;
fig. 9 is a front view of a rim weld and an air-tightness detection device of the air-tightness detection apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "middle part", "upper part", "lower part", "X direction", "Y direction", "Z direction", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, wherein "X direction", "Y direction", "Z direction" refer to three-dimensional coordinate orientation only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
As shown in fig. 1 and 2, the rim weld and air tightness detection device provided in this embodiment includes a feeding device 1, a supporting device 2, a weld detection device 3, an air tightness detection device 4, a discharging device 5, and an electrical control system.
As shown in fig. 4-6, the feeding device 1 includes a feeding frame 11, a feeding channel 12, a material turning frame 13, a feeding channel lifting mechanism 14, a material turning cylinder 15, a material pushing platform 16, and a material pushing mechanism 17.
The feeder frame 11 is arranged on the output side of the rim expanding device in a matching manner.
The feeding channel 12 is installed at the top end of the feeding frame 11 in an inclined matching manner.
The material turning frame 13 is positioned at the workpiece output side of the material loading channel 12 in a matching way, and the upper part of the material turning frame is provided with an L-shaped rim workpiece turning support 131 in a matching way; and the material turning frame 13 is provided with a material feeding channel photoelectric switch at a position close to the workpiece output side of the material feeding channel 12 in a matching manner, the material turning frame 13 is provided with a material turning frame photoelectric switch at the upper part of one side of the rim workpiece turning support 131 in a matching manner, and the material turning frame 13 is provided with a pair of material turning frame proximity switches at two opposite sides of the bottom side of the rim workpiece turning support 131 in a matching manner.
The material loading channel lifting mechanism 14 is disposed between the material loading channel 12 and the material turning frame 14 in a matching manner, and includes a material loading channel ejecting cylinder 141, a material loading channel lifting slide rail 142 and a material loading channel lifting slide plate 143. The feeding channel ejection cylinder 141 is vertically arranged at the bottom side of the feeding channel 12 in a matching manner, the tail part of the cylinder body is fixed at the lower part of the feeding rack 11, and the top end of the piston rod is fixedly connected with the outer bottom of the feeding channel 12; a feeding channel ejection cylinder electromagnetic valve is arranged on one side of the feeding channel ejection cylinder 141; one end of the electromagnetic valve of the material loading channel ejection cylinder is connected with the material loading channel ejection cylinder 141 through an air pipe in a matching way, and the other end of the electromagnetic valve is connected with an external air source system through an air pipe in a matching way. The material loading channel lifting slide rail 142 has a pair and is vertically mounted on the material turnover frame 13 facing the workpiece output side of the material loading channel 12 in a matching manner. The material loading channel lifting slide plate 143 is vertically mounted at the bottom of the workpiece output side close to the material loading channel 12 in a matching manner, and one side of the material loading channel lifting slide plate facing the material turnover frame 14 is connected with the material loading channel lifting slide rail 142 in a sliding fit manner. The feeding channel 12 is driven by the feeding channel ejecting cylinder 141, and then the feeding channel lifting slide plate 143 lifts vertically along the feeding channel lifting slide rail 142, and when the feeding channel 12 is lifted to the top end position of the material turning frame 13, the workpiece 6 is discharged from the output side of the rim expanding device and rolls down to the rim workpiece turning support 131 of the material turning frame 13 in an upright state along the feeding channel 12.
The material turning cylinder 15 is obliquely and fittingly arranged on the material turning frame 13, the tail part of a cylinder body of the material turning cylinder is fixed at the lower part of the material turning frame 13, and the top end of a piston rod is fittingly connected with the bottom of a rim workpiece turning support 131 at the top end of the material turning frame 13; a material overturning cylinder electromagnetic valve is arranged on one side of the material overturning cylinder 15; one end of the material overturning cylinder electromagnetic valve is connected with the material overturning cylinder 15 through an air pipe, and the other end of the material overturning cylinder electromagnetic valve is connected with an external air source system in a matching manner through the air pipe; the material turning cylinder 15 pushes the rim workpiece turning support 131 to turn clockwise or anticlockwise by 90 degrees through the piston rod, and then turns the upright workpiece 6 on the rim workpiece turning support 131 to a horizontal state.
The material pushing platform 16 is arranged at one side of the material turning frame 13 in a matching manner and comprises a material pushing rack 161 and a material pushing channel 162 horizontally and fixedly arranged at the top end of the material pushing rack 161; the middle part of the material pushing channel 162 is provided with a guide groove 163, and one side of the material pushing channel 162 close to the weld joint detection device 3 is also provided with a material pushing channel photoelectric switch in a matching manner.
The pushing mechanism 17 is mounted between the pushing platform 16 and the material turning frame 13 in a matching manner, and includes a pushing slide 171, a pushing cylinder 172, a pushing sliding support 173, and a pushing rod 174. The pushing chute 171 is horizontally matched and mounted at the lower part of the pushing rack 161 of the pushing platform 16; the material pushing cylinder 172 is horizontally matched and installed at the lower part of the material overturning frame 13, and a material pushing cylinder electromagnetic valve is arranged on one side of the material pushing cylinder 172; one end of the pushing cylinder electromagnetic valve is connected with the pushing cylinder 172 through an air pipe in a matching way, and the other end of the pushing cylinder electromagnetic valve is connected with an external air source system through an air pipe in a matching way; the pushing sliding bracket 173 is fixedly mounted on the top end of the piston rod of the pushing cylinder 172 in a matching manner, and the lower part of the pushing sliding bracket 173 is connected with the pushing slideway 171 in a sliding fit manner through a sliding wheel 175; the lower end of the pushing rod 174 is connected to the upper part of the pushing sliding bracket 173, and the upper end thereof passes through the guide groove 163 of the pushing platform 16 and extends above the pushing material channel 162.
As shown in fig. 1 to 3, the material supporting device 2 is disposed on the workpiece output side of the feeding device 1 in a matching manner, and includes a material supporting base 21, a Z-direction material supporting moving mechanism 22, a material supporting platform 23, an X-direction material supporting moving mechanism 24, a Y-direction material supporting moving mechanism 25, a manipulator assembly 26, and a manipulator jacking cylinder 27.
The material supporting base 21 is arranged on one side of the material pushing platform 16 of the feeding device 1 in a matching mode, and two groups of sliding rail mounting brackets 211 are symmetrically and fixedly arranged on the tops of two ends in the X direction in a matching mode.
The Z-direction material supporting moving mechanism 22 is arranged on the upper part of the material supporting base 21 in a matching manner, and comprises a Z-direction material supporting driving motor 221, a Z-direction material supporting speed reducer 222, a Z-direction material supporting transmission worm 223, a Z-direction material supporting transmission worm gear 224, a Z-direction material supporting jacking screw rod 225 and a Z-direction material supporting moving slide rail 226. The Z-direction material supporting driving motor 221 is horizontally installed at the top of the middle section of the material supporting base 21 in a matching manner; the Z-direction material supporting deceleration 222 is matched and arranged at the power output end of the Z-direction material supporting driving motor 221; the Z-direction material supporting transmission worm gears 222 are provided with two groups and are respectively and symmetrically arranged on the tops of the material supporting bases 21 at two opposite sides of the Z-direction material supporting driving motor 221X in the X direction; the power output end of the Z-direction material supporting speed reducer 222 is connected with the Z-direction material supporting transmission worm 222 in a matching way through a Z-direction material supporting transmission worm wheel 224; the top end of the Z-direction material supporting transmission worm 222 is provided with a Z-direction material supporting jacking screw rod 225 in a matching way; the Z-direction material supporting movable slide rails 226 are provided with two groups and are vertically mounted on the two groups of slide rail mounting brackets 211 in a matched mode respectively, and Z-direction material supporting movable slide rail proximity switches are further arranged at two ends of the Z-direction material supporting movable slide rails 226 respectively.
The bottom of the material supporting platform 23 is matched and fixed at the top end of a Z-direction material supporting jacking screw rod 225 of the Z-direction material supporting moving mechanism 22, and the X-direction two ends of the material supporting platform 23 are respectively matched and connected with Z-direction material supporting moving slide rails 226 arranged on two sets of slide rail mounting brackets 211 in a sliding fit manner.
The X-direction material supporting moving mechanism 24 is mounted on the material supporting platform 23 in a matching manner, and includes an X-direction material supporting moving slide rail 241, an X-direction material supporting moving slide table 242, an X-direction material supporting transmission rack 243, an X-direction material supporting driving motor 244, an X-direction material supporting speed reducer 245 and an X-direction material supporting transmission gear 246. The X-direction material supporting movable slide rail 241 is mounted on the top surface of the material supporting platform 23 along the X direction; the bottom of the X-direction material supporting moving sliding table 242 is matched and connected with an X-direction material supporting moving sliding rail 241 in a sliding fit manner; the X-direction supporting transmission rack 243 is mounted on the Y-direction end surface of the X-direction supporting moving sliding table 242 along the X-direction in a matching manner, and both ends of the X-direction supporting transmission rack 243 are also respectively provided with an X-direction supporting transmission rack approach switch; the X-direction material supporting driving motor 244 is vertically installed at the bottom side of the Y-direction end of the X-direction material supporting moving sliding table 242 in a matching manner; the X-direction material supporting speed reducer 245 is mounted on the power output end of the X-direction material supporting driving motor 244 in a matching manner; the X-direction supporting transmission gear 246 is mounted on the power output end of the X-direction supporting speed reducer 245 in a matching manner, and one side of the X-direction supporting transmission gear is meshed with the X-direction supporting transmission rack 243 in a matching manner.
The Y-direction material supporting moving mechanism 25 is mounted on the upper part of the X-direction material supporting moving sliding table 242 of the X-direction material supporting moving mechanism 24 in a matching manner, and includes a Y-direction material supporting moving slide rail 251, a Y-direction material supporting moving sliding table 252, a Y-direction material supporting driving motor 253, and a Y-direction material supporting transmission screw pair 254. The Y-direction material supporting moving slide rail 251 is mounted on the top of the X-direction material supporting moving slide table 242 of the X-direction material supporting moving mechanism 24 along the Y-direction in a matching manner, and both ends of the Y-direction material supporting moving slide rail 251 are also respectively provided with a Y-direction material supporting moving slide rail approach switch in a matching manner; the bottom of the Y-direction material supporting moving sliding table 252 is matched and connected with a Y-direction material supporting moving sliding rail 251 in a sliding fit manner; the Y-direction material supporting driving motor 253 is installed at one side of the middle section of the Y-direction material supporting moving sliding table 252 in a matching manner along the Y-direction, and the power output end of the Y-direction material supporting driving motor is connected with the bottom of the Y-direction material supporting moving sliding table 252 in a matching manner through a Y-direction material supporting driving screw pair 254.
The manipulator assembly 26 is a plurality of sets which are matched and arranged on the upper part of the Y-direction material supporting moving sliding table 252 of the Y-direction material supporting moving mechanism 25; each group of manipulator assemblies 26 comprises a manipulator mounting plate 261, a gripper cylinder 262, a gripper connecting frame 263 and a gripper 264; the manipulator mounting plate 261 is horizontally arranged on the top surface of the Y-direction material supporting moving sliding table 252 of the Y-direction material supporting moving mechanism 25; the gripper cylinder 262 is horizontally matched and installed on the top surface of the manipulator mounting plate 261, and a gripper cylinder electromagnetic valve is matched and arranged on one side of the gripper cylinder 262; one end of the gripper cylinder electromagnetic valve is connected with the gripper cylinder 262 in a matching way through an air pipe, and the other end of the gripper cylinder electromagnetic valve is connected with an external air source system in a matching way through an air pipe; one end of the gripper connecting frame 263 is connected to the end of the piston rod of the gripper cylinder 262, and the other end is connected to a gripper 264 for clamping a workpiece in a matching manner.
The manipulator jacking cylinder 27 is vertically arranged at the bottom side of the Y-direction material supporting moving sliding table 252 of the Y-direction material supporting moving mechanism 25 in a matching manner, and a piston rod of the manipulator jacking cylinder vertically penetrates through the material supporting moving sliding table 252 and extends out of the upper part of the material supporting moving sliding table 252; a manipulator jacking cylinder electromagnetic valve is arranged on one side of the manipulator jacking cylinder 27 in a matching manner; one end of the manipulator jacking cylinder electromagnetic valve is connected with the manipulator jacking cylinder 27 in a matching way through an air pipe, and the other end of the manipulator jacking cylinder electromagnetic valve is connected with an external air source system in a matching way through an air pipe; one end of the piston rod of the manipulator jacking cylinder 27, which extends to the upper part of the material supporting moving sliding table 252, is connected with the bottom of the manipulator mounting plate 261 of the manipulator assembly 26 in a matching way. For different types of rims, the manipulator jacking cylinder 27 drives the whole manipulator assembly 26 to adjust the height.
As shown in fig. 7, the weld detecting device 3 is disposed on one side of the material supporting device 2 in the Y direction in a matching manner, and includes a weld detecting table 31, a weld detecting servo motor 32, a weld detecting speed reducing motor 33, a workpiece placing plate 34, a weld detecting camera mounting frame 35, and a weld detecting camera 36. The welding seam detection table 31 is arranged on one side of the material supporting base 21 of the material supporting device 2 in a matching mode, and is internally provided with an accommodating space and an assembling support 311 in a matching mode. The welding seam detection servo motor 32 is vertically arranged on the assembling bracket 311 in a matching way; the weld joint detection speed reducing motor 33 is matched and installed at the power output end of the weld joint detection servo motor 32, the power output shaft of the weld joint detection servo motor extends out of the outer side of the upper part of the weld joint detection table 31, and the extending end of the weld joint detection speed reducing motor is vertically provided with a rotating shaft 331; the workpiece placing plate 34 is horizontally fitted to the top end of the rotating shaft 331 of the power output end of the weld detecting gear motor 33, and a workpiece placing plate photoelectric switch is fittingly provided on the workpiece placing plate 34. The welding seam detection camera mounting frame 35 is mounted on one side of the upper portion of the welding seam detection table 31 in a matched mode, the top end of the welding seam detection camera mounting frame is higher than the upper portion of the welding seam detection table 31, and a welding seam detection camera 36 is mounted on the welding seam detection table in a matched mode.
As shown in fig. 8 and 9, the air tightness detecting device 4 is also arranged on one side of the material supporting device 2 in the Y direction in a matching manner and is located on the same side as the weld seam detecting device 3; the air tightness detection device 4 comprises an air tightness detection table 41, a workpiece placing disc 42, an air tightness detection mounting frame 43, an air tightness detection liftout cylinder 44, an inflation pipe 45, a Z-direction air tightness detection movable slide rail 46, a Z-direction air tightness detection driving motor 47, a Y-direction air tightness detection driving motor 48 and an air tightness detection probe 49.
The air tightness detection table 41 is matched and positioned beside the welding seam detection table 31 of the welding seam detection device 3, and the top of the air tightness detection table is matched and provided with a workpiece placing disc 42; a workpiece placing disc photoelectric switch is arranged on the air tightness detection table 41 on one side of the workpiece placing disc 42 in a matching manner; the workpiece placing disc photoelectric switch is electrically connected with the electric control system, and if the rim is detected, a signal can be sent to the electric control system.
The air-tightness detecting mount 43 is an inverted L-shaped integrated bracket including a Z-direction mount beam 431 and a Y-direction mount beam 432 connected to a top end of the Z-direction mount beam 431.
The air tightness detection liftout cylinder 44 is inversely installed in the middle of the Y-direction installation beam 432, and an air tightness detection liftout cylinder electromagnetic valve is also arranged outside the air tightness detection liftout cylinder 44; one end of the electromagnetic valve of the air tightness detection liftout cylinder is in air matching connection with the air tightness detection liftout cylinder 44 through a hydraulic oil pipe, and the other end of the electromagnetic valve of the air tightness detection liftout cylinder is in matching connection with an external hydraulic system through a hydraulic oil pipe; the tail end of a piston rod of the air tightness detection liftout cylinder 44 is fixedly connected with a liftout disc 441 in a matching way; two guide posts 442 are vertically fixed on two opposite sides of the circle center of the material ejecting disc 411 in a matched manner; the upper ends of the two guide posts 442 pass through the Y-mounting beam 432 and are connected with the Y-mounting beam 432 in a sliding fit manner. The contact surfaces of the workpiece placing disc 42 and the material ejecting disc 441 and the rim workpiece are made of polyurethane materials.
The air inlet end of the air charging pipe 45 is connected with an external air charging device, and the air outlet end passes through the material ejecting disc 411 and is communicated with the inner cavity of the wheel rim.
The Z-direction airtightness detection moving slide 46 is mounted on a side surface of the airtightness detection table 41 facing the Z-direction mounting beam 431 of the airtightness detection mounting bracket 43 in a matching manner in the Z-direction; and a Z-direction air tightness detection movable slide rail proximity switch is also arranged at the two ends of the Z-direction air tightness detection movable slide rail 46 in a matching way.
The Z-direction air tightness detection driving motor 47 is arranged at the bottom end of the Z-direction air tightness detection movable slide rail 46 in an inverted matching manner, and the power output end of the Z-direction air tightness detection driving motor is connected with a Z-direction air tightness detection lead screw pair; a Z-direction airtightness detection moving sliding table 471 is mounted on the Z-direction airtightness detection screw pair in a matching manner; one side of the Z-direction air-tightness detecting moving sliding table 471 is connected with the Z-direction air-tightness detecting moving sliding rail 46 in a sliding fit manner.
The Y-direction air tightness detection driving motor 48 is mounted on the Z-direction air tightness detection moving sliding table 471 in a matching manner along the Y-direction, and a Y-direction air tightness detection screw pair is mounted at a power output end of the Y-direction air tightness detection driving motor; an air tightness detection probe 49 is matched and installed on the air tightness detection screw rod pair; the airtightness detection probe 49 is a gas flow rate sensor.
The blanking device 5 is arranged on one side of the air tightness detection device 4 in a matching manner and comprises a blanking rack 51, a blanking roller way 52 installed on the upper part of the blanking rack 51 in a matching manner and a blanking roller way driving motor 53 installed at one end of the upper part of the blanking rack 51 in a matching manner; the power output end of the feeding roller way driving motor 53 is connected with the feeding roller way 52 in a matching way through a transmission mechanism so as to drive the feeding roller way 52 to operate. After the rim workpiece 6 is detected by the air tightness detection device 4, the gripper 264 grips the rim workpiece 6, then the material supporting device 2 puts the rim workpiece 6 on the discharging roller way 52 at the workpiece input side of the discharging device 5, and the discharging roller way 52 of the discharging device 5 is driven by the discharging roller way motor 53 to operate, so that the discharging of the rim workpiece 6 is realized.
The electric control system mainly comprises a PLC controller, an electric operating platform, an air tightness detection control board, a background computer and a motor servo driving module. The PLC is in the model number of OmRon NX 1P 2 and is respectively and electrically connected with the electric operating platform, the air tightness detection control board and the motor servo driving module; the air tightness detection control board is respectively and electrically connected with the electric operating platform and the background computer; the electric operating platform is arranged beside the air tightness detection platform 41 and is also electrically connected with the motor servo driving module.
The PLC controller is respectively connected with a feeding channel ejection cylinder electromagnetic valve, a material overturning cylinder electromagnetic valve, a material pushing cylinder electromagnetic valve, a gripper cylinder electromagnetic valve, a manipulator jacking cylinder electromagnetic valve, an air tightness detection ejection cylinder electromagnetic valve and a Y-direction air tightness detection driving cylinder electromagnetic valve electrically, and controls the feeding channel ejection cylinder electromagnetic valve, the manipulator jacking cylinder electromagnetic valve, the material pushing cylinder electromagnetic valve, the gripper cylinder electromagnetic valve, the manipulator jacking cylinder electromagnetic valve, the air tightness detection ejection cylinder electromagnetic valve and the opening and closing of the Y-direction air tightness detection driving cylinder electromagnetic valve in real time so as to respectively control the feeding channel ejection cylinder 141, the material overturning cylinder 15, the material pushing cylinder 172, the gripper cylinder 262, the manipulator jacking cylinder 27 and the air tightness detection ejection cylinder 44 to act. Wherein, this PLC controller and material loading say liftout cylinder solenoid valve, stirring cylinder solenoid valve, push away material cylinder solenoid valve, tongs cylinder solenoid valve, manipulator jacking cylinder solenoid valve, gas tightness detect liftout cylinder solenoid valve, Y detects the interconnecting link between the actuating cylinder solenoid valve to the gas tightness, belongs to the conventional implementation circuit among the electric control system of this field, does not do this and does not describe here any more.
The PLC controller is also respectively electrically connected with a feeding channel photoelectric switch, a turning frame photoelectric switch, a pair of turning frame proximity switches, a pushing channel photoelectric switch, a Z-direction material supporting movable slide rail proximity switch, an X-direction material supporting transmission rack proximity switch, a Y-direction material supporting movable slide rail proximity switch, a workpiece placing plate photoelectric switch, a workpiece placing disc photoelectric switch and a Z-direction air tightness detection movable slide rail proximity switch. The motor servo driving module is respectively and electrically connected with a Z-direction material supporting driving motor 221, a Z-direction material supporting speed reducer 222, an X-direction material supporting driving motor 244, an X-direction material supporting speed reducer 245, a welding seam detection servo motor 32, a welding seam detection speed reducer motor 33, a Z-direction air tightness detection driving motor 47, a Y-direction air tightness detection driving motor 48 and a discharging roller way driving motor 53. The PLC controller is connected with a feeding channel photoelectric switch, a turning frame photoelectric switch, a pair of turning frame proximity switches, a pushing channel photoelectric switch, a Z-direction material supporting moving slide rail proximity switch, an X-direction material supporting transmission rack proximity switch, a Y-direction material supporting moving slide rail proximity switch, a workpiece placing plate photoelectric switch, a workpiece placing disc photoelectric switch and a Z-direction air tightness detection moving slide rail proximity switch, and belongs to a conventional implementation circuit in an electrical control system in the field, and the details are not repeated. The motor servo driving module and the connecting circuit among the Z-direction material supporting driving motor 221, the Z-direction material supporting speed reducer 222, the X-direction material supporting driving motor 244, the X-direction material supporting speed reducer 245, the weld seam detection servo motor 32, the weld seam detection speed reducer motor 33, the Z-direction air tightness detection driving motor 47, the Y-direction air tightness detection driving motor 48 and the blanking roller way driving motor 53 also belong to a conventional implementation circuit in an electrical control system in the field, and are not described herein again.
The PLC receives electric signals transmitted by a Z-direction material supporting moving slide rail proximity switch, an X-direction material supporting transmission rack proximity switch, a Y-direction material supporting moving slide rail proximity switch, a workpiece placing plate photoelectric switch, a workpiece placing disc photoelectric switch and a Z-direction air tightness detection moving slide rail proximity switch, sends signals to a motor servo driving module, and controls the actions of a Z-direction material supporting driving motor 221, a Z-direction material supporting speed reducer 222, an X-direction material supporting driving motor 244, an X-direction material supporting speed reducer 245, a welding seam detection servo motor 32, a welding seam detection speed reduction motor 33, a Z-direction air tightness detection driving motor 47, a Y-direction air tightness detection driving motor 48 and a blanking roller way driving motor 53 by the motor servo driving module.
The working principle of the feeding device 1 is as follows:
when a feeding channel photoelectric switch detects a rim workpiece on a feeding channel 12, the feeding channel photoelectric switch sends a signal to a PLC controller, the PLC controller sends a signal to a feeding channel ejection cylinder electromagnetic valve so as to control a feeding channel ejection cylinder 141 to act for feeding, when the rim workpiece rolls down to a rim workpiece overturning bracket 131 at the upper part of a turning frame 13 along the feeding channel 12, the turning frame photoelectric switch sends a signal to the PLC controller after detecting the signal, the PLC controller sends a signal to a turning cylinder electromagnetic valve so as to control a turning cylinder 15 to act for 90-degree overturning of the rim workpiece, the rim workpiece is detected by a pair of turning frame proximity switches after overturning is finished, the pair of turning frame proximity switches sends a signal to the PLC controller, the PLC controller sends a signal to a material pushing cylinder electromagnetic valve so as to control a material pushing cylinder 172 to act for pushing the rim workpiece to a designated position of a material pushing channel 162, at this time, the material pushing channel photoelectric switch detects that the material pushing channel photoelectric switch sends a signal to the PLC, and the PLC sends a signal to the manipulator jacking cylinder electromagnetic valve and the gripper cylinder electromagnetic valve, so that the manipulator jacking cylinder 27 and the gripper cylinder 262 are controlled to grab the rim workpiece through the gripper 264.
The welding seam detection principle of the welding seam detection device 3 is as follows:
after the rim workpiece 6 is conveyed to the workpiece placing plate 34 through the material supporting device 2, the workpiece placing plate photoelectric switch sends a signal to the PLC controller, the PLC controller sends a signal to the motor servo driving module, the motor servo driving module controls the welding seam detection speed reduction motor 33 to drive the workpiece placing plate 34 to rotate through the rotating shaft 331 so as to drive the rim workpiece 6 to rotate, when the welding seam of the rim workpiece 6 is rotated to a detection position, because the welding seam detection camera 36 is electrically connected with the background computer, the welding seam detection camera 36 identifies welding seams by identifying welding seam images and sends signals to the background computer, the background computer sends signals to the PLC, the PLC sends signals to the motor servo driving module, the motor servo driving module controls the welding seam detection servo motor 32 and the welding seam detection speed reduction motor 33 to stop, and further the workpiece placing plate 34 stops rotating; in the welding seam identification and positioning stage, a welding seam detection camera 36 is used for capturing a specific image of the rotation of the rim workpiece 6 driven by the welding seam detection servo motor 32 and the welding seam detection speed reduction motor 33, after the specific image of the welding seam is captured, the welding seam detection camera 36 carries out welding seam identification on the rim rotation image, if the welding seam is detected, a signal is transmitted to a background computer, the background computer sends a signal to a PLC (programmable logic controller), the PLC sends a signal to a motor servo driving module, the motor servo driving module controls the welding seam detection servo motor 32 to stop rotating, and the welding seam is accurately positioned.
The air tightness detection principle of the air tightness detection device 4 is as follows:
after the welding seam of the rim workpiece 6 is detected by the welding seam detection device 3, the gripper 264 of the material supporting device 2 grabs the workpiece placing disc 42 of the air tightness detection platform 41, the photoelectric switch of the workpiece placing disc detects that the rim sends a signal to the PLC, the PLC controls the electromagnetic valve of the air tightness detection liftout cylinder, so that the air tightness detection liftout cylinder 44 ejects the liftout disc 411, the rim workpiece 6 is fixed at the workpiece placing disc 42 of the air tightness detection platform 41 in a flat state, the upper opening and the lower opening of the rim workpiece are respectively sealed by the liftout disc 411 and the workpiece placing disc 42, so that the inner cavity of the rim workpiece 6 is in a sealed environment and is filled with about 1Mpa air pressure, the Z-direction air tightness detection driving motor 47 and the Y-direction air tightness detection driving motor 48 drive the air tightness detection probe 49 to move along the Y direction and the Z direction for detecting the air tightness of the welding seam of the rim, two air flow inductions (one is a non-welding seam area and the other is a welding seam area) are transmitted to an air tightness detection probe 49, namely an air flow sensor, at the welding seam of the rim workpiece 6, a certain air flow pressure difference value is reached, and the air flow sensor is electrically connected with an air tightness detection control board, so that the air flow sensor can transmit signals to the air tightness detection control board, the air tightness detection control board transmits the signals to a PLC (programmable logic controller), the air tightness detection control board has a programmed program, and different signals can be transmitted when a certain pressure difference value is reached; if the differential pressure value is reached, the air tightness detection control board sends signals to the PLC and the electric operating platform, and finally the electric operating platform displays an alarm, so that the air tightness of the whole rim is detected.
The rim workpiece detection device is reasonable and compact in structural layout and convenient to use, breaks through the traditional domestic feeding mode and detection identification mode, greatly improves the detection identification level, is high in detection efficiency, good in detection effect, convenient and safe to operate and adjust, greatly saves the production cost, can effectively guarantee the product quality of rim workpieces, and improves the production and processing efficiency.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (9)

1. A rim welding line and air tightness detection device comprises a feeding device, a material supporting device, a welding line detection device, an air tightness detection device and a discharging device; the feeding device is arranged on the workpiece output side of the rim expanding equipment in a matching manner; the material supporting device is arranged on the workpiece output side of the feeding device in a matching manner; the welding seam detection device, the air tightness detection device and the blanking device are sequentially arranged from the workpiece input side to the workpiece output side of the material supporting device; the method is characterized in that: the air tightness detection device comprises an air tightness detection table, an air tightness detection mounting frame, an air tightness detection liftout oil cylinder, an inflation pipe, a Z-direction air tightness detection movable slide rail, a Z-direction air tightness detection driving motor, a Y-direction air tightness detection driving motor and an air tightness detection probe;
the air tightness detection mounting frame is mounted on one side of the air tightness detection platform in a matching manner; the air tightness detection ejection oil cylinder is arranged on the upper part of the air tightness detection mounting frame in an inverted matching manner, and the tail end of a piston rod of the air tightness detection ejection oil cylinder is fixedly connected with an ejection disc in a matching manner; the air inlet end of the inflation tube is connected with external inflation equipment, and the air outlet end of the inflation tube penetrates through the material ejecting disc and extends into the inner cavity of the rim workpiece; the Z-direction air tightness detection movable slide rail is vertically installed on one side surface, facing the air tightness detection platform, of the air tightness detection installation frame in a matched mode; the Z-direction air tightness detection driving motor is arranged at one end of the Z-direction air tightness detection movable slide rail in an inverted matching mode, the power output end of the Z-direction air tightness detection driving motor is connected with a Z-direction air tightness detection lead screw pair, and the Z-direction air tightness detection movable slide table is connected with the Z-direction air tightness detection lead screw pair in a matching mode; the Z-direction air tightness detection moving sliding table is connected with the Z-direction air tightness detection moving sliding rail in a sliding fit manner; the Y-direction air tightness detection driving motor is installed on the Z-direction air tightness detection moving sliding table in a matched mode along the Y direction, and the power output end of the Y-direction air tightness detection driving motor is connected with a Y-direction air tightness detection lead screw pair and is connected with the air tightness detection probe in a matched mode through the Y-direction air tightness detection lead screw pair;
the air tightness detection liftout oil cylinder drives the liftout disc through a piston rod to tightly press and fix the rim workpiece in a flat lying shape on the upper part of the air tightness detection platform, and the upper opening and the lower opening of the rim workpiece in the flat lying shape are respectively sealed by the liftout disc and the air tightness detection platform, so that the inner cavity of the rim workpiece forms a sealed environment; the inner cavity of the rim workpiece in the closed environment is inflated through the inflation tube, and the air tightness detection probe is driven by the Z-direction air tightness detection driving motor and the Y-direction air tightness detection driving motor to move along the Y direction and the Z direction so as to respectively measure the air pressure of a non-welding seam area and a welding seam area of the rim workpiece.
2. The rim weld and airtightness detection apparatus according to claim 1, wherein: a workpiece placing disc is arranged at the top of the air tightness detection table in a matching manner; the contact surface of the workpiece placing disc and the rim workpiece is made of polyurethane material; and the contact surface of the liftout disc and the rim workpiece is also made of a polyurethane material.
3. The rim weld and airtightness detection apparatus according to claim 1, wherein: the air tightness detection mounting frame is an integrated support in an inverted L shape and comprises a Z-direction mounting beam and a Y-direction mounting beam connected to the top end of the Z-direction mounting beam;
the air tightness detection liftout oil cylinder is arranged in the middle of the Y-direction mounting beam in an inverted mode;
guide columns are vertically fixed on two opposite sides of the circle center of the material ejecting disc in a matched mode; the upper end of the guide column penetrates through the Y-direction mounting beam and is connected with the Y-direction mounting beam in a sliding fit mode.
4. The rim weld and airtightness detection apparatus according to claim 1, wherein: the material supporting device comprises a material supporting base, a Z-direction material supporting moving mechanism, a material supporting platform, an X-direction material supporting moving mechanism, a Y-direction material supporting moving mechanism, a manipulator assembly and a manipulator jacking cylinder; the Z-direction material supporting moving mechanism is arranged on the upper part of the material supporting base in a matching manner; the material supporting platform is matched and fixed on the upper part of the Z-direction material supporting moving mechanism, and two ends in the X direction of the material supporting platform are respectively connected with two ends of the material supporting base in a sliding fit manner along the Z direction; the X-direction material supporting moving mechanism is arranged on the material supporting platform in a matching way; the Y-direction material supporting moving mechanism is arranged on the upper part of the X-direction material supporting moving mechanism in a matching way; the manipulator assembly is arranged on the upper part of the Y-direction material supporting and moving mechanism in a matching manner; the manipulator jacking cylinder is arranged on the bottom side of the Y-direction material supporting moving mechanism in an inverted matching mode and is connected with the manipulator assembly in a matching mode through a piston rod.
5. The rim weld and airtightness detection apparatus according to claim 4, wherein: sliding rail mounting brackets are symmetrically and fixedly arranged at the tops of the X-direction two ends of the material supporting base in a matching manner;
the Z-direction material supporting moving mechanism comprises a Z-direction material supporting driving motor, a Z-direction material supporting speed reducer, a Z-direction material supporting transmission worm gear, a Z-direction material supporting jacking screw rod and a Z-direction material supporting moving slide rail; the Z-direction material supporting driving motor is horizontally arranged at the top of the material supporting base in a matching manner; the Z-direction material supporting device is mounted at the power output end of the Z-direction material supporting driving motor in a speed reducing matching manner; the Z-direction material supporting transmission worm is arranged at the top of the material supporting base; the power output end of the Z-direction material supporting speed reducer is connected with the Z-direction material supporting transmission worm in a matching way through the Z-direction material supporting transmission worm wheel; the top end of the Z-direction material supporting transmission worm is provided with a Z-direction material supporting jacking screw rod in a matching way; the Z-direction material supporting movable slide rail is arranged on the slide rail mounting bracket along the Z direction;
the bottom of the material supporting platform is matched and fixed at the top end of the Z-direction material supporting jacking screw rod, and the X-direction two ends of the material supporting platform are respectively matched and connected with the Z-direction material supporting movable slide rail arranged on the slide rail mounting bracket in a sliding fit manner.
6. The rim weld and airtightness detection apparatus according to claim 5, wherein: the X-direction material supporting moving mechanism comprises an X-direction material supporting moving slide rail, an X-direction material supporting moving sliding table, an X-direction material supporting transmission rack, an X-direction material supporting driving motor, an X-direction material supporting speed reducer and an X-direction material supporting transmission gear;
the X-direction material supporting movable slide rail is arranged on the top surface of the material supporting platform in a matched mode along the X direction; the X-direction material supporting moving sliding table is matched and slidably arranged on the X-direction material supporting moving sliding rail; the X-direction material supporting transmission rack is arranged on the Y-direction end face of the X-direction material supporting moving sliding table in a matched mode along the X direction; the X-direction material supporting driving motor is vertically installed at the bottom side of the X-direction material supporting moving sliding table in a matched mode; the X-direction material supporting speed reducer is matched and arranged at the power output end of the X-direction material supporting driving motor; the X-direction material supporting transmission gear is installed at the power output end of the X-direction material supporting speed reducer in a matching mode, and one side of the X-direction material supporting transmission gear is meshed with the X-direction material supporting transmission rack in a matching mode.
7. The rim weld and airtightness detection apparatus according to claim 6, wherein: the Y-direction material supporting moving mechanism is arranged on the upper part of the X-direction material supporting moving sliding table in a matching manner and comprises a Y-direction material supporting moving sliding rail, a Y-direction material supporting moving sliding table, a Y-direction material supporting driving motor and a Y-direction material supporting transmission screw rod pair; the Y-direction material supporting movable sliding rail is arranged at the top of the X-direction material supporting movable sliding table in a matched mode along the Y direction; the Y-direction material supporting moving sliding table is matched and slidably arranged on the Y-direction material supporting moving sliding rail; and the Y-direction material supporting driving motor is arranged on one side of the Y-direction material supporting moving sliding table in a matching manner along the Y direction, and the power output end of the Y-direction material supporting driving motor is connected with the Y-direction material supporting moving sliding table through the Y-direction material supporting driving screw rod pair.
8. The rim weld and airtightness detection apparatus according to claim 7, wherein: the manipulator assembly is arranged on the upper part of the Y-direction material supporting moving sliding table in a matching mode and comprises a manipulator mounting plate, a gripper cylinder, a gripper connecting frame and a gripper; the manipulator mounting plate is horizontally arranged on the top surface of the Y-direction material supporting moving sliding table; the gripper cylinder is horizontally matched and mounted on the top surface of the manipulator mounting plate; one end of the hand grip connecting frame is connected with the tail end of a piston rod of the hand grip air cylinder, and the other end of the hand grip connecting frame is connected with the hand grip in a matching mode;
the manipulator jacking cylinder is vertically arranged at the bottom side of the Y-direction material supporting moving sliding table in a matching manner, and a piston rod of the manipulator jacking cylinder vertically penetrates through the material supporting moving sliding table and extends out of the material supporting moving sliding table; and one end of a piston rod of the manipulator jacking cylinder, which extends out above the material supporting moving sliding table, is connected with the manipulator mounting plate in a matching manner.
9. The rim weld and airtightness detection apparatus according to claim 7, wherein: the blanking device is arranged on one side of the air tightness detection device in a matching manner and comprises a blanking rack, a blanking roller way arranged on the upper part of the blanking rack in a matching manner and a driving motor of the blanking roller way arranged at one end of the upper part of the blanking rack in a matching manner; and the power output end of the feeding roller way driving motor is connected with the feeding roller way in a matching way through a transmission mechanism so as to drive the feeding roller way to operate.
CN202010541434.8A 2020-06-15 2020-06-15 Rim welding seam and gas tightness check out test set Pending CN111665253A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010541434.8A CN111665253A (en) 2020-06-15 2020-06-15 Rim welding seam and gas tightness check out test set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010541434.8A CN111665253A (en) 2020-06-15 2020-06-15 Rim welding seam and gas tightness check out test set

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Publication Number Publication Date
CN111665253A true CN111665253A (en) 2020-09-15

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112539889A (en) * 2020-12-03 2021-03-23 九江市海纳电讯技术有限公司 Airtight detector is used in combiner processing
US20220291141A1 (en) * 2021-03-10 2022-09-15 Central Motor Wheel Co., Ltd. Defective product determination method for vehicle wheel, non-transitory storage medium, and defective product determination device for vehicle wheel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112539889A (en) * 2020-12-03 2021-03-23 九江市海纳电讯技术有限公司 Airtight detector is used in combiner processing
CN112539889B (en) * 2020-12-03 2023-06-16 九江市海纳电讯技术有限公司 Airtight detector is used in combiner processing
US20220291141A1 (en) * 2021-03-10 2022-09-15 Central Motor Wheel Co., Ltd. Defective product determination method for vehicle wheel, non-transitory storage medium, and defective product determination device for vehicle wheel
US11821849B2 (en) * 2021-03-10 2023-11-21 Central Motor Wheel Co., Ltd. Defective product determination method for vehicle wheel, non-transitory storage medium, and defective product determination device for vehicle wheel

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