CN109396680B - Multiple spot hot-riveting welding machine - Google Patents
Multiple spot hot-riveting welding machine Download PDFInfo
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- CN109396680B CN109396680B CN201811317881.4A CN201811317881A CN109396680B CN 109396680 B CN109396680 B CN 109396680B CN 201811317881 A CN201811317881 A CN 201811317881A CN 109396680 B CN109396680 B CN 109396680B
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- rivet hot
- tooling
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
Abstract
This application discloses a kind of multiple spot hot-riveting welding machines, comprising: rivet hot tooling, the rivet hot tooling include several rivet hot plumb joints；The first driving mechanism for driving the rivet hot tooling to go up and down between the first position and the second position；And gravity compensation, gravity compensation are connected with the rivet hot tooling, the gravity compensation at least partly compensates the gravity of the rivet hot tooling.Gravity compensation in the application can balance the gravity of the rivet hot tooling, realize that rise and fall zero are self-possessed, reduce the load of driving mechanism, under the premise of guaranteeing machining accuracy, can effectively drive the service life of mechanism, reduce energy consumption.
Description
Technical field
The application belongs to technical field of welding equipment more particularly to a kind of multiple spot hot-riveting welding machine.
Background technique
Automobile is a kind of important walking-replacing tool, possesses the significant of automobile amount with the rapid development of the automotive industry and per capita
Promoted, people are higher and higher to the quality requirement of automobile, automaker also carry out continuously improving in manufacturing process and
Innovation, but still remains shortcoming, for example, welded when automobile door plate manufactures using man-hour manually hand-held welding gun, not only efficiency
Lowly, and in welding process phenomena such as often will cause wire drawing, solder skip, rosin joint, product surface bulge, so that production efficiency drops
Low, checkout procedure is long, unstable quality, wasting manpower and material resources.To improve working efficiency and yield, multi-point welding technology meet the tendency of and
It is raw, multi-point welding can be carried out to welded workpiece simultaneously.
Patent CN206351316U discloses a kind of totally enclosed type automobile door plate bonding machine comprising support base, work are flat
Platform, lower air cylinder and side door, the center of the support base are fixedly installed with telescoping inner, are fixedly installed above rack
Top frame, the lower air cylinder is connected by top frame with operating stick, and moving arm is fixed with below operating stick, is moved
It is fixedly installed fixing seat below swing arm, is fixedly installed with welder below fixing seat.The door-plate bonding machine passes through
Lower air cylinder drives welder lifting, to realize the welding to welded workpiece, defect existing for the driving method are as follows: transmission
Speed is slow, and lifting position precision is lower, and then leads to the reduction of machining accuracy.
Patent application CN104494146A discloses a kind of multipoint riveting single-point temperature control riveting welder, including rack, rack, heat
Riveting core component and rivet hot tool component, the riveting welder further include the power being fixed on the top top plate of rivet hot tool component
Transmission component, the power driving module include shaft coupling, screw lifter and the AC servo motor being horizontally placed on top plate, are handed over
Flow servo motor drives the screw lifter by shaft coupling.In this application, the riveting welder passes through AC servo motor
Cooperate with screw lifter to drive rivet hot tool component to go up and down, which can guarantee lifting position precision, but because of spiral shell
The rivet hot tool component of the problem of revolving lifter self structure component characteristic and multiple spot welder is numerous, the too heavy original of weight
Cause can cause huge impact at the cooperation to lead screw and screwed pipe in the structure of screw lifter, especially screw lifter,
Reduce structural strength and service life.
It can be seen that the existing technology needs further improvement and improves.
Summary of the invention
The application is in place of avoiding above-mentioned the shortcomings of the prior art, to provide a kind of multiple spot hot-riveting welding machine, the weldering
The gravity of rivet hot tooling can be balanced by picking, to reduce the load of motor and ball screw assembly,.
Technical solution used by the application are as follows:
Multiple spot hot-riveting welding machine, comprising: rivet hot tooling, the rivet hot tooling include several rivet hot plumb joints；For band
Move the first driving mechanism that the rivet hot tooling is gone up and down between the first position and the second position；And gravity compensation, weight
Force compensating mechanism is connected with the rivet hot tooling, and the gravity compensation at least partly compensates the weight of the rivet hot tooling
Power.
The gravity compensation includes at least a cylinder, and the piston rod of the cylinder rises with the rivet hot tooling is synchronous
Drop；Venting pressure in the cylinder is kept constant, and cylinder is equal to the rivet hot work to the pulling force that the rivet hot tooling generates
The gravity of dress.
The piston rod and the rivet hot tooling are detachably connected, and the bonding machine has more set rivet hot toolings；It is described
Venting pressure in cylinder is adjustable, so that the pulling force that the cylinder generates always can be with the gravitational equilibrium of rivet hot tooling.
First driving mechanism includes motor and by the motor-driven ball screw assembly, the ball screw assembly, with
The rivet hot tooling is connected；The gravity compensation includes two cylinders, the tie point of two cylinders and the rivet hot tooling
Centered on the ball screw assembly, and the tie point of rivet hot tooling symmetrically.
The bonding machine has the lifting guide mechanism being oriented to the elevating movement of the rivet hot tooling.
The bonding machine further includes the workbench for placing workpiece to be welded；The bonding machine has welding post and pickup
Station, the bonding machine further include the second driving for driving the workbench reciprocal between welding post and pickup station
Mechanism；The welding post is located at the lower section of the rivet hot tooling.
The bonding machine has welding chamber, and the welding post is located in the welding chamber；When pickup, the work
The region of platform at least half is moved on the outside of the welding chamber.
The mold for holding the workpiece to be welded is provided on the workbench, the mold and the workbench are removable
It connects with unloading, the bonding machine has multiple sets of molds.
The rivet hot tooling includes upper plate and lower plate, and the rivet hot plumb joint is installed on the lower plate and towards described to be welded
Workpiece, each rivet hot plumb joint include heating rod and the electrode to the heating rod heat supply；The rivet hot tooling further includes
Electrode self-balancing mechanism, the electrode self-balancing mechanism include the fluid proportion plate and booster for being set to the upper plate, described to match liquid
Plate is connect by pressure duct with the booster, has interior pipeline inside the fluid proportion plate；The electrode self-balancing mechanism is also
Including the hydraulic cylinder equal with the rivet hot weldering connector quantity, the hydraulic cylinder include for output hydraulic pressure pressure piston rod and
For transmitting the hydraulic cavities of hydraulic pressure, the pressure chambers such as the hydraulic cavities are connected to and are formed with said inner tube road；The rivet hot welding
The electrode of head and the piston rod of hydraulic cylinder correspond, and electrode and piston rod are detachably connected.
The rivet hot tooling further includes the micro-adjusting mechanism for adjusting the heating rod at a distance from the workpiece to be welded；Respectively
The rivet hot plumb joint includes bracket, connecting screw, screwed pipe and casing, and the heating rod is mounted in described sleeve pipe,
Described sleeve pipe is connected with screwed pipe, and one end of connecting screw is installed on the bracket, by adjusting screwed pipe in connecting screw
On fastening position, realize fine tuning to the heating rod position.
The rivet hot tooling further includes cooling body, and the cooling body includes that quantity is no less than the rivet hot plumb joint
Gas blow pipe, the gas blow pipe are used for the welding hole of the workpiece to be welded and the contact portion blowing cooling air of heating rod, to accelerate
State the sizing speed of welding hole.
The bonding machine has multiple levelling mechanisms that the welding motor spindle is arranged in, and each levelling mechanism includes
Cushion block and adjusting screw rod, one end of adjusting screw rod is connected with cushion block, the other end is connected with bonding machine.
The bonding machine further includes control system, and the control system includes for acquiring the real-time of each welding point
The temperature signal collection unit of temperature and reception list for receiving the temperature signal that the temperature signal collection unit is transmitted
Member, the control system further include for controlling the heating temperature of the electrode and the control unit of the rate of heat addition.
By adopting the above-described technical solution, being had the beneficial effect that acquired by the application
1, using the multiple spot hot-riveting welding machine in the application, disposable multiple spot rivet hot can be realized to welded workpiece, mentioned
Working efficiency is risen.Bonding machine in the application drives the lifting of rivet hot tooling, transmission by motor and ball screw assembly, cooperation
Speed is fast, runs smoothly, power saving, low noise, and lifting position is precisely, controllably, and it can be various according to numeral input control
The size of environment, it is adaptable.To avoid the big gravity of rivet hot tooling from causing to damage to the ball screw assembly, the application setting
Gravity compensation realizes that rise and fall zero are self-possessed, reduces the ball-screw to compensate the gravity of the rivet hot tooling
Secondary load effectively extends the service life of driving mechanism, reduces energy consumption under the premise of guaranteeing machining accuracy.
2, the application can realize single point temperature acquisition and single point temperature control to each welding point, to improve each weldering
The welding quality and forming quality of point.Find particular application for the welding of automobile door plate, however it is not limited only to pair
The welding of automobile door plate can also weld other workpiece.
3, the multiple spot hot-riveting welding machine in the application can be realized to the automatic air-cooled of welding position, accelerate welding position
Sizing speed, reduce process and activity duration, improve work efficiency and production capacity.
4, the application ensure that the welding pressure of each welding position is identical by the way that electrode self-balancing mechanism is arranged, so as to
To realize the balance pressurization of any multiple spot, realizes the disposable welding of multiple solder joints, shorten weld interval, ensure that welding matter
Amount.
5, the workbench in the application can be round-trip between welding post and pickup station, avoids the workpiece such as heating rod
Operator is caused to accidentally injure, ensure that the personal safety of operator.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the axonometric drawing one of multiple spot hot-riveting welding machine described herein.
Fig. 2 is the axonometric drawing two of multiple spot hot-riveting welding machine described herein.
Wherein,
1, rack 2, upper plate 3, lower plate 4, workbench 5, bounce cylinder 6, servo motor 7, ball screw assembly, 8, tune
Flattening mechanism 81, cushion block 9, guiding mechanism 91, sliding block 92, guiding raised line 10, driving cylinder 11, touches adjusting screw rod 82
Display screen 12, infrared safe grating 13, ball bearing guide bushing 14, ball guide bracket 15, guide rod
Specific embodiment
For the clearer general idea for illustrating the application, carry out in an illustrative manner with reference to the accompanying drawings of the specification detailed
It describes in detail bright.
Many details are explained in the following description in order to fully understand the application, still, the application may be used also
To be implemented using other than the one described here other modes, therefore, the protection scope of the application is not by described below
Specific embodiment limitation.
In addition, in the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected, can also be communication；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in the present invention as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.In retouching for this specification
In stating, the description of reference term " one embodiment ", " some embodiments ", " example ", " specific example " or " some examples " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the application
In embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
As depicted in figs. 1 and 2, multiple spot hot-riveting welding machine, including rivet hot tooling and for driving the rivet hot tooling
Make the first driving mechanism of elevating movement between one position and the second position.
In the present embodiment, first driving mechanism includes servo motor 6 and the ball that is driven by the servo motor 6
Lead screw pair 7, the ball screw assembly, 7 are connected with the rivet hot tooling.It is driven by servo motor 6 and ball screw assembly, 7 described
The lifting of rivet hot tooling, can be improved its position precision.
The servo motor 6 can be substituted with ball screw assembly, 7 by servo electric jar, servo electric jar be by servo motor with
The modular product of ball screw assembly, integrated design, can realize Close loop servo control, and control precision reaches 0.01mm, and its
It is easy to connect with PLC dispatch control system, realizes high-accuracy motion control, in operational process, the low noise of the servo electric jar,
Transmission speed is fast, runs smoothly, fast response time, energy conservation, completely, without the pipeline structure of gas source and hydraulic this kind of complexity, behaviour
It is simple to make maintenance.
The bonding machine further includes gravity compensation, and the gravity compensation is connected with the rivet hot tooling, described
Gravity compensation at least partly compensates the gravity of the rivet hot tooling.
In the present embodiment, the gravity compensation includes two bounce cylinders 5, two bounce cylinders 5 and the heat
The tie point of riveting tool is symmetrical centered on the ball screw assembly, 7 and the tie point of rivet hot tooling.Each buffering gas
The piston rod of cylinder 5 is with the rivet hot tooling synchronization lifting.
Venting pressure in the bounce cylinder 5 is kept constant, and the pulling force that bounce cylinder 5 generates the rivet hot tooling
Equal to the gravity of the rivet hot tooling, so that rise and fall zero be kept to be self-possessed, reduces and eliminate movement counter-force, improve movement
Stationarity, greatly reduce the load of first driving mechanism.
In the application, the piston rod and the rivet hot tooling are detachably connected, and the bonding machine has more set rivet hots
Tooling can be by replacing rivet hot work for different welding workpieces, or for the different welding positions of same weld workpiece
It is filled with the welding realized to the corresponding welding position of workpiece.
When replacing to rivet hot tooling, gravity can change, in order to realize the gravity to different rivet hot toolings
It compensates, in the application, the venting pressure in the bounce cylinder 5 is adjustable, so that the pulling force that the bounce cylinder 5 generates begins
It eventually can be with the gravitational equilibrium of rivet hot tooling, so that rise and fall zero be kept to be self-possessed.
The rivet hot tooling includes upper plate 2, lower plate 3 and several rivet hot plumb joints, and the rivet hot plumb joint is installed on institute
State lower plate 3 and towards the workpiece to be welded.The lower plate 3 is located at the lower section of the upper plate 2, and is connected with upper plate 2.The ball
Lead screw pair 7 or the servo electric jar are connected with the upper plate, and drive the upper plate 2 together with 3 synchronization lifting of lower plate.
The bonding machine has the lifting guide mechanism being oriented to the elevating movement of the rivet hot tooling, the lifting
Guiding mechanism includes guide rod 15, and the axial direction of the guide rod 15 is parallel with vertical direction, the two sides of the upper plate 2 and lower plate
3 two sides are able to slide along about 15 guide rod.
In the present embodiment, the bonding machine also has the displacement sensor for detecting 2 position of upper plate, to realize
2 lifting of upper plate is precisely controlled.
Each rivet hot plumb joint includes heating rod and the electrode to the heating rod heat supply.
The rivet hot tooling further includes electrode self-balancing mechanism, and the electrode self-balancing mechanism includes being set to the upper plate
2 fluid proportion plate and booster, the fluid proportion plate are connect by pressure duct with the booster, are had inside the fluid proportion plate interior
Pipeline.
The electrode self-balancing mechanism further includes the hydraulic cylinder equal with the rivet hot weldering connector quantity, the hydraulic cylinder packet
It includes for the piston rod of output hydraulic pressure pressure and the hydraulic cavities for transmitting hydraulic pressure, the hydraulic cavities and said inner tube road connects
The pressure chambers such as lead to and formed.The electrode of the rivet hot plumb joint and the piston rod of hydraulic cylinder correspond, and electrode and piston rod can
Releasably connect.
The application ensure that the welding pressure of each welding position is identical by the way that electrode self-balancing mechanism is arranged, so as to
The balance pressurization for realizing any multiple spot realizes the disposable welding of multiple solder joints, shortens weld interval, ensure that welding matter
Amount.
The rivet hot tooling further includes the micro-adjusting mechanism for adjusting the heating rod at a distance from the workpiece to be welded.Respectively
The rivet hot plumb joint includes bracket, connecting screw, screwed pipe and casing, and the heating rod is mounted in described sleeve pipe,
Described sleeve pipe is connected with screwed pipe, and on the bracket, the bracket is mounted in the lower plate for one end installation of connecting screw.
By adjusting fastening position of the screwed pipe on connecting screw, the fine tuning to the heating rod position is realized.
In the present embodiment, the sleeve is the beryllium copper circular pin that diameter is 20mm, and the heating rod setting is in beryllium copper circle
The inside of shape bar, the screwed pipe are nested in the outside of the connecting screw, and the bottom end of the screwed pipe is arranged in casing, at this
In embodiment, by adjusting turning position of the screwed pipe on connecting screw, height of the heating rod within 20mm can be realized
It adjusts, it is easy to operate.
The bonding machine further include rack 1 and be mounted in the rack 1 for placing the workbench of workpiece to be welded
4, the workbench 4 is located at the lower section of the lower plate 3.The workbench 4 is connected with the lower plate 3 by ball guide post guide sleeve,
The ball bearing guide bushing 13 is arranged on the top end face of the workbench 4, and the bottom end of the lower plate 3 is arranged in the ball guide post 14
On face, the lower plate 3 drops to ball guide post 14 under the synchronous drive of upper plate 2 when being inserted into the ball bearing guide bushing 13, workbench 4
Relative positioning is realized with lower plate 3.
The bonding machine has welding post and pickup station, and the welding post is located at the lower section of the rivet hot tooling.
The bonding machine has welding chamber, and the welding post is located in the welding chamber.The entrance setting of the welding chamber
There is infrared safe grating 12.
The bonding machine further includes for driving the workbench 4 between welding post and pickup station back and forth second
Driving mechanism.When pickup, the region of at least half of workbench 4 is moved on the outside of the welding chamber.Preferably,
When pickup, the workbench 4 has 2/3rds region to be located at the outside for welding chamber, which both guaranteed
Operator has enough safe spaces to can be realized safe pickup, and is able to achieve the quick playback of workbench 4.
In the present embodiment, second driving mechanism includes driving cylinder 10, and the driving cylinder 10 is arranged described
The side of workbench 4, and the workbench 4 can be pushed round-trip between the welding post and pickup station.The work
The lower section of platform 4 is provided with guiding mechanism 9, and the guiding mechanism includes that the sliding block 91 of 4 bottom of workbench is arranged in and sets
The guiding raised line 92 in the rack 1 is set, under the action of second driving mechanism, the sliding block 91 can be led along described
It is slid to raised line 92.
The mold for holding the workpiece to be welded is provided on the workbench 4, the mold and the workbench 4 can
It releasably connects, the bonding machine has multiple sets of molds, so as to meet the process requirements of different workpieces.
The rivet hot tooling further includes cooling body, and the cooling body includes that quantity is no less than the rivet hot plumb joint
Gas blow pipe, the gas blow pipe are used for the welding hole of the workpiece to be welded and the contact portion blowing cooling air of heating rod, to accelerate
State the sizing speed of welding hole.In the present embodiment, the corresponding welding hole of a gas blow pipe.
The bonding machine further includes control system, and the control system includes for acquiring the real-time of each welding point
The temperature signal collection unit of temperature and reception list for receiving the temperature signal that the temperature signal collection unit is transmitted
Member, the control system further include for controlling the heating temperature of the electrode and the control unit of the rate of heat addition.The application is logical
Temperature monitoring and the temperature control to each heating rod are crossed, single-point temperature control is realized, improves welding efficiency, is effectively guaranteed each
The welding quality of solder joint.
The control system further includes the touch display screen 11 being arranged in the rack 1, passes through the touch display screen 11
Every environmental parameter and technological parameter can be inputted, to realize that the automation to workpiece is processed.
In addition, the bonding machine has multiple levelling mechanisms that 1 bottom of rack is arranged in, each described in the application
Levelling mechanism includes cushion block 82 and adjusting screw rod 81, and one end of adjusting screw rod 81 is connected with cushion block 82, the other end and bonding machine
It is connected.Before processing, it is necessary first to the rack 1 be leveled by the levelling mechanism, be in avoid because of workbench 4
Heeling condition and bring mismachining tolerance.
The part that do not address in the application uses or uses for reference prior art and can be realized.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (9)
1. multiple spot hot-riveting welding machine characterized by comprising
Rivet hot tooling, the rivet hot tooling include several rivet hot plumb joints；
The first driving mechanism for driving the rivet hot tooling to go up and down between the first position and the second position；And
Gravity compensation, gravity compensation are connected with the rivet hot tooling, and the gravity compensation is at least partly mended
Repay the gravity of the rivet hot tooling；
The bonding machine has the lifting guide mechanism being oriented to the elevating movement of the rivet hot tooling；
The gravity compensation includes at least a cylinder, and the piston rod of the cylinder is with the rivet hot tooling synchronization lifting；
Venting pressure in the cylinder is kept constant, and cylinder is equal to the rivet hot work to the pulling force that the rivet hot tooling generates
The gravity of dress；
The piston rod and the rivet hot tooling are detachably connected, and the bonding machine has more set rivet hot toolings；
Venting pressure in the cylinder is adjustable, so that the pulling force that the cylinder generates always can be flat with the gravity of rivet hot tooling
Weighing apparatus.
2. multiple spot hot-riveting welding machine according to claim 1, which is characterized in that
First driving mechanism includes motor and by the motor-driven ball screw assembly, the ball screw assembly, with it is described
Rivet hot tooling is connected；
The gravity compensation includes two cylinders, and the tie point of two cylinders and the rivet hot tooling is with the ball-screw
Centered on the secondary tie point with rivet hot tooling symmetrically.
3. multiple spot hot-riveting welding machine according to claim 1, which is characterized in that
The bonding machine further includes the workbench for placing workpiece to be welded；
The bonding machine has welding post and pickup station, and the bonding machine further includes for driving the workbench welding
The second reciprocal driving mechanism between station and pickup station；
The welding post is located at the lower section of the rivet hot tooling；
The bonding machine has welding chamber, and the welding post is located in the welding chamber；
When pickup, the region of the workbench at least half is moved on the outside of the welding chamber.
4. multiple spot hot-riveting welding machine according to claim 3, which is characterized in that
The mold for holding the workpiece to be welded is provided on the workbench, the mold and the workbench are removably
Connection, the bonding machine have multiple sets of molds.
5. multiple spot hot-riveting welding machine according to claim 3, which is characterized in that
The rivet hot tooling includes upper plate and lower plate, and the rivet hot plumb joint is installed on the lower plate and towards described to welder
Part, each rivet hot plumb joint include heating rod and the electrode to the heating rod heat supply；
The rivet hot tooling further includes electrode self-balancing mechanism, and the electrode self-balancing mechanism includes being set to matching for the upper plate
Liquid plate and booster, the fluid proportion plate are connect by pressure duct with the booster, have interior pipeline inside the fluid proportion plate；
The electrode self-balancing mechanism further includes the hydraulic cylinder equal with the rivet hot weldering connector quantity, and the hydraulic cylinder includes using
In the piston rod of output hydraulic pressure pressure and hydraulic cavities for transmitting hydraulic pressure, the hydraulic cavities are connected to simultaneously with said inner tube road
The pressure chambers such as formation；
The electrode of the rivet hot plumb joint and the piston rod of hydraulic cylinder correspond, and electrode and piston rod are detachably connected.
6. multiple spot hot-riveting welding machine according to claim 5, which is characterized in that
The rivet hot tooling further includes the micro-adjusting mechanism for adjusting the heating rod at a distance from the workpiece to be welded；
Each rivet hot plumb joint includes bracket, connecting screw, screwed pipe and casing, and the heating rod is mounted on the set
In pipe, described sleeve pipe is connected with screwed pipe, and one end installation of connecting screw on the bracket, is being connected by adjusting screwed pipe
Fastening position on screw rod realizes the fine tuning to the heating rod position.
7. multiple spot hot-riveting welding machine according to claim 5, which is characterized in that
The rivet hot tooling further includes cooling body, and the cooling body includes the air blowing that quantity is no less than the rivet hot plumb joint
Pipe, the gas blow pipe are used for the welding hole of the workpiece to be welded and the contact portion blowing cooling air of heating rod, to accelerate the weldering
The sizing speed in hole.
8. multiple spot hot-riveting welding machine according to claim 1, which is characterized in that
The bonding machine has multiple levelling mechanisms that the welding motor spindle is arranged in, and each levelling mechanism includes cushion block
And adjusting screw rod, one end of adjusting screw rod is connected with cushion block, the other end is connected with bonding machine.
9. according to multiple spot hot-riveting welding machine described in any one of claim 5 to 8 claim, which is characterized in that
The bonding machine further includes control system, and the control system includes the real time temperature for acquiring each welding point
Temperature signal collection unit and receiving unit for receiving the temperature signal that the temperature signal collection unit is transmitted, institute
Stating control system further includes for controlling the heating temperature of the electrode and the control unit of the rate of heat addition.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811317881.4A CN109396680B (en) | 2018-11-07 | 2018-11-07 | Multiple spot hot-riveting welding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811317881.4A CN109396680B (en) | 2018-11-07 | 2018-11-07 | Multiple spot hot-riveting welding machine |
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|---|---|---|---|---|
| CN110561759A (en) * | 2019-09-05 | 2019-12-13 | 上海海泰汽配有限公司 | Side wall welding tool |
| CN111843323A (en) * | 2020-07-14 | 2020-10-30 | 许敏 | Grid welding machine |
| CN112060607A (en) * | 2020-07-29 | 2020-12-11 | 南京阿兹曼电子科技有限公司 | Hot riveting welding device and hot riveting welding method thereof |
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| CN104162985A (en) * | 2014-04-25 | 2014-11-26 | 苏州亿技佳机电科技有限公司 | Multiple point riveting and single point temperature control rivet welding machine |
| CN104162984A (en) * | 2014-04-25 | 2014-11-26 | 苏州亿技佳机电科技有限公司 | Multiple point riveting and single point temperature control rivet welding machine |
| CN104494146A (en) * | 2014-04-25 | 2015-04-08 | 苏州亿技佳机电科技有限公司 | Multi-point riveting single-point temperature control rivet welding machine |
| CN104162983A (en) * | 2014-04-25 | 2014-11-26 | 苏州亿技佳机电科技有限公司 | Single point temperature control rivet welding machine |
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