CN105081544A - Dual-spot welding machine - Google Patents
Dual-spot welding machine Download PDFInfo
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- CN105081544A CN105081544A CN201510578163.2A CN201510578163A CN105081544A CN 105081544 A CN105081544 A CN 105081544A CN 201510578163 A CN201510578163 A CN 201510578163A CN 105081544 A CN105081544 A CN 105081544A
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- positive pole
- welding head
- spot welding
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
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Abstract
The embodiment of the invention provides a dual-spot welding machine which comprises a positive electrode spot welding head (1), a negative electrode spot welding head (2) and a rotary driving device (3). In the welding process, an external power source, the positive electrode spot welding head (1), a welded piece and the negative electrode spot welding head (2) are electrically connected in sequence to form a current loop, wherein after the positive electrode spot welding head (1) and the negative electrode spot welding head (2) complete the welding process, the rotary driving device (3) drives the positive electrode spot welding head (1) to rotate around the axis of the positive electrode spot welding head (1). By means of the dual-spot welding machine, the problem that a positive electrode spot welding head and a workpiece adhere to each other in the welding process of an existing spot welding machine is solved.
Description
Technical field
The present invention relates to welding field, particularly relate to a kind of kinds of point mode mash welder.
Background technology
Mash welder is widely used in each industrial circles such as Aeronautics and Astronautics, the energy, electronics, automobile, light industry, is one of important welding equipment.Mash welder divides according to welded solder joint number, can be divided into single-point type mash welder and kinds of point mode mash welder; Divide according to electrically conducting manner, one-sided conduction and double sided conduction can be divided into.In the preparation process of a battery pack, in order to make multiple battery parallel power supply, need the two poles of the earth of battery and the nickel sheet possessing two pins to weld together.When welding nickel sheet and battery, directly flowing through from battery to prevent electric current and causing battery to produce blast, needing to apply one-sided conduction kinds of point mode mash welder.But kinds of point mode mash welder of the prior art is in welding process, and owing to there being a large amount of electric currents to flow into negative pole from positive pole via welded part, positive pole spot welding head is easy to produce adhesion with welded part.This not only can destroy the welding quality of welded part, also can strengthen the wearing and tearing of spot welding head, even can destroy whole equipment, causes unnecessary loss.
Summary of the invention
In view of this, the embodiment of the present invention aims to provide a kind of kinds of point mode mash welder, solves the problem of kinds of point mode mash welder positive pole spot welding head and workpiece adhesion in welding process in prior art.
A kind of kinds of point mode mash welder that the embodiment of the present invention provides, comprising: positive pole spot welding head, cathode pot-welding head and rotating driving device; In welding process, external power supply, described positive pole spot welding head, welded part and described cathode pot-welding head are electrically connected to form current loop successively;
Wherein, after described positive pole spot welding head and described cathode pot-welding head complete welding process, described rotating driving device drives the rotation of described positive pole spot welding head.
Further, described rotating driving device comprises: telescopic drive motor, rotary actuation block and rotating shaft; Described rotating shaft is coaxially fixedly connected with the top of described positive pole spot welding head; One end of described rotary actuation block is fixed on described rotating shaft, and the telescopic shaft of the other end and described telescopic drive motor is hinged;
Wherein, the stretching motion of described telescopic shaft drives described rotary actuation block to rotate, thus drives described rotating shaft rotation, and then drives the rotation of described positive pole spot welding head.
Further, this mash welder also comprises: positive pole lowering or hoisting gear, negative pole lowering or hoisting gear and rotary sleeve;
Wherein, described positive pole lowering or hoisting gear is fixedly connected with one end of described rotary sleeve, drives described rotary sleeve to move up and down; Described positive pole spot welding head is set in the other end of described rotary sleeve and forms revolute pair, and can move up and down with described rotary sleeve;
Described negative pole lowering or hoisting gear is fixedly connected with described cathode pot-welding head, drives described cathode pot-welding head to move up and down.
Further, described positive pole lowering or hoisting gear comprises: positive pole lifting drive motors, positive pole lifting contiguous block and positive pole lifting column; Wherein, one end of described positive pole lifting contiguous block is fixedly connected with the lifting shaft that described positive pole is elevated drive motors, and the other end is fixedly connected with described positive pole lifting column; Described positive pole lifting column is fixedly connected with described rotary sleeve; And/or,
Described negative pole lowering or hoisting gear comprises: negative pole lifting drive motors, negative pole lifting contiguous block and negative pole lifting column; Wherein, described negative pole lifting column is fixedly connected with the top of described cathode pot-welding head; One end of described negative pole lifting contiguous block is fixed on described negative pole lifting column, and the other end is fixed on the lifting shaft of described negative pole lifting drive motors.
Further, described positive pole lifting drive motors and described negative pole lifting drive motors are integrated into a lifting drive motors.
Further, described positive pole lowering or hoisting gear and/or negative pole lowering or hoisting gear comprise further: pressure adjustmenting mechanism; Described pressure adjustmenting mechanism is connected with described positive pole elevator and/or negative pole elevator, for adjusting the speed that moves up and down of described positive pole elevator and/or negative pole elevator, and then adjusts the welding pressure of described positive pole spot welding head and/or cathode pot-welding head.
Further, this mash welder also comprises: sample stage, is arranged at the below of described positive pole spot welding head and described cathode pot-welding head, for placing described welded part.
Further, this mash welder also comprises: X-axis travel mechanism and Y-axis moving mechanism, is respectively used to adjust the position of described sample stage in X axis and Y-axis;
Wherein, described Y-axis moving mechanism comprises: Y-axis drive motors, Y-axis base, Y-axis leading screw, Y-axis feed screw nut and at least one Y-axis guide rail; Wherein, at least one Y-axis guide rail described and described Y-axis drive motors are fixed on described Y-axis base; Described Y-axis leading screw and at least one Y-axis guide rail parallel described are arranged, and described Y-axis feed screw nut is fixedly connected with described sample stage; Described Y-axis drive motors drives described Y-axis screw turns, makes described Y-axis feed screw nut along described Y-axis guide screw movement, thus drives described sample stage along at least one Y-axis guide rail movement described;
Described X-axis travel mechanism comprises: X-axis drive motors, X-axis base, X-axis leading screw, X-axis feed screw nut, at least one X-axis guide rail; Wherein, at least one X-axis guide rail described and described X-axis drive motors are fixed on described X-axis base; Described X-axis leading screw and at least one X-axis guide rail parallel described are arranged, and described X-axis feed screw nut is fixedly connected with described Y-axis base; Described X-axis drive motors drives described X-axis screw turns, makes described X-axis feed screw nut along described X-axis guide screw movement, thus drives described Y-axis base along at least one X-axis guide rail movement described.
Further, this mash welder also comprises: Z axis guiding mechanism, for adjusting described positive pole spot welding head and the cathode pot-welding head height apart from described welded part;
Wherein, described Z axis guiding mechanism comprises:
Z axis base, Z axis leading screw, Z axis feed screw nut, at least one Z axis guide rail and frame; Wherein, at least one Z axis guide rail described is fixed on described Z axis base, and described positive pole spot welding head is fixedly connected with described Z axis base with cathode pot-welding head; Described Z axis leading screw and at least one Z axis guide rail parallel described are arranged, and described Z axis leading screw and described Z axis base form revolute pair; Described Z axis feed screw nut is fixedly connected with frame;
Wherein, when described Z axis leading screw is rotated, described Z axis leading screw described Z axis feed screw nut relative at least one Z axis guide rail described is moved up and down, thus drives described Z axis base to move up and down.
Further, this mash welder also comprises: positive pole connecting plate and negative pole connecting plate; Described positive pole spot welding head is connected with described external power supply by described positive pole connecting plate, and described cathode pot-welding head is connected with described external power supply by described negative pole connecting plate.
Comprise further: controller and relay; Described controller is connected with external power supply by described relay; Meanwhile, described controller is also connected with described rotating driving device;
Wherein, at the end of external power supply is to the power supply of described positive pole spot welding head and cathode pot-welding head, described relay perceives the change of electric current and notifies described controller, and described controller controls described rotating driving device and drives described positive pole spot welding head to rotate.
The kinds of point mode mash welder that the embodiment of the present invention provides, after welding process terminates, rotating driving device drives the rotation of positive pole spot welding head to make positive pole spot welding head and welded part quick separating, can effectively avoid positive pole spot welding head and welded part to produce adhesion.So both protect the welding quality of welded part, also reduce the wearing and tearing of positive pole spot welding head, improve the life-span of whole equipment.
Accompanying drawing explanation
The structural representation of the kinds of point mode mash welder that Fig. 1 provides for one embodiment of the invention.
The structural representation of the kinds of point mode mash welder that Fig. 2 provides for one embodiment of the invention.
The structural representation of the positive pole lowering or hoisting gear that Fig. 3 a provides for one embodiment of the invention.
The structural representation of the negative pole lowering or hoisting gear that Fig. 3 b provides for one embodiment of the invention.
The structural representation of the kinds of point mode mash welder that Fig. 4 provides for one embodiment of the invention.
The structural representation of the sample stage that Fig. 5 provides for one embodiment of the invention.
The structural representation of the kinds of point mode mash welder that Fig. 6 provides for one embodiment of the invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It will be appreciated by those skilled in the art that, determiners such as " X-axis ", " Y-axis " and " Z axis " that use during the embodiment of the present invention and claim describe is only for carrying out dimensional orientation description by reference to the accompanying drawings for convenient, in a concrete space, the direction of " X-axis ", " Y-axis " and " Z axis " even can change, and therefore these determiners can not be used for limiting concrete architectural feature.
The structural representation of the kinds of point mode mash welder that Fig. 1 provides for one embodiment of the invention.As shown in Figure 1, this kinds of point mode mash welder comprises: positive pole spot welding head 1, cathode pot-welding head 2 and rotating driving device 2.In welding process, external power supply, positive pole spot welding head 1, welded part and cathode pot-welding head 2 are electrically connected to form current loop successively.After positive pole spot welding head 1 and cathode pot-welding head 2 complete welding process, rotating driving device 3 drives positive pole spot welding head 1 rotation.
Like this after the energising of this mash welder, first electric current flows in welded part by positive pole spot welding head 1, to complete the solder joint welding below positive pole spot welding head 1; Flow in cathode pot-welding head 2 via welded part subsequently, to complete the solder joint welding below cathode pot-welding head 2.Although in the welding process of reality, the current flowing in current loop carries out instantaneously; But fact proved, the solder joint below positive pole spot welding head 1 very easily sticks together.Proved by further experimental analysis, comparatively large owing to welding required welding current between battery with nickel sheet, the solder joint that first solder joint below positive pole spot welding head 1 passes through as electric current, comparatively large at the welding heat produced instantaneously, thus stick together than being easier to.Rotate by terminating rear drive positive pole spot welding head 1 in welding process, to make positive pole spot welding head 1 and welded part quick separating, can effectively avoid positive pole spot welding head 1 and welded part to produce adhesion.So both protect the welding quality of welded part, also reduce the wearing and tearing of positive pole spot welding head, improve the life-span of whole equipment.
It will be understood by those skilled in the art that the end of positive pole spot welding head 1 and cathode pot-welding head 2 welding process is identified by various ways.Such as, this mash welder can comprise a controller further, and this controller is connected with external power supply by a relay; Meanwhile, this controller is also connected with rotating driving device 2.At the end of external power supply aligns the power supply of limit soldering tip 1 and cathode pot-welding head 2, illustrate and the welding process of current welded part is terminated, relay perceives the change of electric current and notification controller, and controller just controls rotating driving device 2 to drive the rotation of positive pole spot welding head 1.But the present invention aligns the RM that limit soldering tip 1 and cathode pot-welding head 2 welding process terminate and does not limit.
In an embodiment of the present invention, as shown in Figure 1, rotating driving device 3 can comprise: telescopic drive motor 3a, rotary actuation block 3b and rotating shaft 3c; Rotating shaft 3c is coaxially fixedly connected with the top of positive pole spot welding head 1; One end of rotary actuation block 3b and the telescopic shaft of telescopic drive motor 3a hinged, the other end is fixed on rotating shaft 3c; Wherein, the stretching motion of telescopic shaft drives one end of rotary actuation block 3b to take the other end as axis rotation, the other end driven rotary axle 3c rotation of this rotary actuation block 3b, and then drives the rotation of positive pole spot welding head 1.
In an embodiment of the present invention, rotating shaft 3c is provided with key 3d, rotary actuation block 3b is mounted on rotating shaft 3c by key 3d, realizes rotary actuation block 3b thus to the induced effect of rotating shaft 3c, and is beneficial to rotary actuation block 3b and rotating shaft 3c dismounting and changes.Rotary actuation block 3b can also be connected with rotating shaft 3c by other forms, and the type of attachment of the present invention to rotary actuation block 3b and rotating shaft 3c does not limit.
After the autorotation of positive pole spot welding head 1 completes, telescopic drive motor 3a again counter motion drives the stretching motion of telescopic shaft to drive rotary actuation block 3b to rotate backward, thus the reverse rotation of driven rotary axle 3c, and then drive positive pole spot welding head 1 also oppositely rotation, the initial position before making positive pole spot welding head 1 rotate back into welding.
In an embodiment of the present invention, as shown in Figure 1, this kinds of point mode mash welder also comprises: positive pole connecting plate 1a and negative pole connecting plate 2a; Positive pole spot welding head 1 is connected with external power supply by positive pole connecting plate 1a, and cathode pot-welding head 2 is connected with external power supply by negative pole connecting plate 2a.
The equipment for powering to positive pole spot welding head 1 and cathode pot-welding head 2 of it will be understood by those skilled in the art that can circumscribed, also can link together with mash welder.Power supply unit if circumscribed, to be then convenient to change and transport; And if mash welder link together, then the structure of mash welder can be compacter, and the type of attachment of the present invention to power supply unit does not limit, power to positive pole spot welding head 1 and cathode pot-welding head 2 as long as can meet.
The structural representation of the kinds of point mode mash welder that Fig. 2 provides for one embodiment of the invention.As shown in Figure 2, move up and down to realize the welded part relative to cathode pot-welding head 2 of positive pole spot welding head 1 in welding process, this kinds of point mode mash welder also comprises: positive pole lowering or hoisting gear 4, negative pole lowering or hoisting gear 5 and rotary sleeve 6.Positive pole lowering or hoisting gear 4 is fixedly connected with one end of rotary sleeve 6, drives rotary sleeve 6 to move up and down; Positive pole spot welding head 1 is set in the other end of rotary sleeve 6 and forms revolute pair, and can move up and down with rotary sleeve 6.Negative pole lowering or hoisting gear 5 is fixedly connected with described cathode pot-welding head 2, drives described cathode pot-welding head 2 to move up and down.The internal structure of positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 is elaborated below by two embodiments.
The structural representation of the positive pole lowering or hoisting gear that Fig. 3 a provides for one embodiment of the invention.As shown in Figure 3 a, this positive pole lowering or hoisting gear 4 comprises: positive pole lifting drive motors 4a, positive pole lifting contiguous block 4b and positive pole lifting column 4c; Wherein, one end of positive pole lifting contiguous block 4b is fixedly connected with the lifting shaft that positive pole is elevated drive motors 4a, and the other end is fixedly connected with positive pole lifting column 4c; Positive pole lifting column 4c is fixedly connected with rotary sleeve 6.
It will be understood by those skilled in the art that between rotating shaft 3c and rotary sleeve 6 it can is that sliding bearing connects, rolling bearing connects or other are rotatably connected mode, the present invention does not limit the concrete connected mode between rotating shaft 3c and rotary sleeve 6.
The structural representation of the negative pole lowering or hoisting gear that Fig. 3 b provides for one embodiment of the invention.As shown in Figure 3 b, negative pole lowering or hoisting gear 5 comprises: negative pole lifting drive motors 5a, negative pole lifting contiguous block 5b and negative pole lifting column 5c; Wherein, negative pole lifting column 5c is fixedly connected with the top of cathode pot-welding head 2; One end of negative pole lifting contiguous block 5b is fixed on negative pole lifting column 5c, and the other end is fixed on the lifting shaft of negative pole lifting drive motors 5a.
When needs perform welding operation, first by two of welded part solder joints respectively correspondence be placed on and just align below limit soldering tip 1 and cathode pot-welding head 2, positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 drive positive pole spot welding head 1 and cathode pot-welding head 1 to move downward simultaneously, then align limit soldering tip 1 and cathode pot-welding head 2 energising realization welding.After welding completes, rotating driving device 3 drives positive pole spot welding head 1 rotation, makes positive pole spot welding head 1 and welded part quick separating, and then positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 drive positive pole spot welding head 1 and cathode pot-welding head 2 to move upward simultaneously respectively.
In an embodiment of the present invention, positive pole lifting drive motors 4a and described negative pole lifting drive motors 5a accessible site are a lifting drive motors.Can ensure that the lifting action of positive pole spot welding head 1 and cathode pot-welding head 2 carries out simultaneously like this, to ensure that two solder joints on welded part are soldered simultaneously.
It will be understood by those skilled in the art that according to the actual conditions of welded part different, the driving opportunity of positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 and mode also can adjust accordingly.Such as, when welded part only comprises a solder joint, or when included two solder joint heights are inconsistent, positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 also can not simultaneously drive lifting.The present invention did not limit the driving opportunity of positive pole lowering or hoisting gear 4 and negative pole lowering or hoisting gear 5 and mode.Due in the welding process of reality, the pressure required for different welded parts varies in size (such as, some thin welded parts need the welding pressure of 30N, and some thick welded parts need the welding pressure of 100N).In order to pressure when adjusting welding is to adapt to the actual requirement of different welded part, in an embodiment of the present invention, as shown in Figure 3 a and Figure 3 b shows, positive pole lowering or hoisting gear 4 and/or negative pole lowering or hoisting gear 5 also can comprise further: pressure adjustmenting mechanism 41.This pressure adjustmenting mechanism 41 is connected with positive pole elevator 4b and/or negative pole elevator 5b, for adjusting the speed that moves up and down of positive pole elevator 4b and/or negative pole elevator 5b, and then the welding pressure of adjustment positive pole spot welding head 1 and/or cathode pot-welding head 2.
It will be understood by those skilled in the art that this pressure adjustmenting mechanism 41 can adopt any device possessing pressure adjusting function general on market.Such as, this pressure adjustmenting mechanism 41 realizes the adjustment of the speed that moves up and down to positive pole elevator 4b and/or negative pole elevator 5b by built-in spring structure, or realized the adjustment of the speed that moves up and down to positive pole elevator 4b and/or negative pole elevator 5b by built-in cylinder and hydraulic cylinder structure, and the welding pressure realizing aligning limit soldering tip 1 and/or cathode pot-welding head 2 thus regulates.The concrete structure of the present invention to pressure adjustmenting mechanism 41 does not limit.
The structural representation of the kinds of point mode mash welder that Fig. 4 provides for one embodiment of the invention.As shown in Figure 4, in order to positive pole spot welding head and cathode pot-welding head are apart from the height of welded part, this kinds of point mode mash welder also comprises Z axis guiding mechanism 7.
As shown in Figure 4, this Z axis guiding mechanism 7 comprises: Z axis base 7a, Z axis leading screw 7b, Z axis feed screw nut 7c, at least one Z axis guide rail 7d and frame 7e; Wherein, at least one Z axis guide rail 7d is fixed on Z axis base 7a, and positive pole spot welding head 1 is fixedly connected with Z axis base 7a with cathode pot-welding head 2; Z axis leading screw 7b and at least one Z axis guide rail 7d be arranged in parallel, and Z axis leading screw 7b and Z axis base 7a forms revolute pair; Z axis feed screw nut 7c is fixedly connected with frame 7e;
Wherein, Z axis leading screw 7b top is provided with adjusting knob 7f, manually rotating adjusting knob 7f can drive Z axis leading screw 7b to rotate, and Z axis leading screw and 7b at least one Z axis guide rail 7d relative Z axis feed screw nut 7c is moved up and down, thus drives Z axis base 7a to move up and down.
In order to realize more accurately and rapidly adjusting, on one end of Z axis leading screw 7b, Z axis motor can also be installed, be used for driving the rotation of Z axis leading screw 7b.The present invention rotates concrete form to driving Z axis leading screw 7b and does not limit.
It will be understood by those skilled in the art that Z axis guide rail 7d can determine according to the weight of the area of Z axis base 7a and kinds of point mode mash welder.The quantity of the present invention to Z axis guide rail 7d does not limit.
The structural representation of the sample stage that Fig. 5 provides for one embodiment of the invention.As shown in Figure 5, this kinds of point mode mash welder also comprises sample stage 8, is arranged at the below of positive pole spot welding head 1 and cathode pot-welding head 2, for placing welded part.It will be understood by those skilled in the art that shape and the size of sample stage 8 can be determined according to the concrete condition of welded part, the present invention does not limit the shape of sample stage and size.
In an embodiment of the present invention, as shown in Figure 5, this kinds of point mode mash welder also comprises: fixture 9, is positioned at the upper surface of sample stage 8, for clamping welded part.It will be understood by those skilled in the art that the quantity of fixture 9, shape and large I are determined according to welded part concrete condition, the present invention does not limit the quantity of fixture 9, shape and size
In an embodiment of the present invention, in order to realize adjusting the position of sample stage 8 in the horizontal plane, as shown in Figure 5, this kinds of point mode mash welder also comprises: X-axis travel mechanism 11 and Y-axis moving mechanism 10, is respectively used to adjust the position of 8, sample in X axis and Y-axis.
Y-axis moving mechanism 10 comprises: Y-axis drive motors 10a, Y-axis base 10b, Y-axis leading screw 10c, Y-axis feed screw nut 10d (being blocked not shown by sample stage 8) and at least one Y-axis guide rail 10e; Wherein, at least one Y-axis guide rail 10e and Y-axis drive motors 10a is fixed on Y-axis base 10b; Y-axis leading screw 10c and Y-axis guide rail 10e be arranged in parallel, and Y-axis feed screw nut 10d is fixedly connected with sample stage 8; Y-axis drive motors 10a drives Y-axis leading screw 10c to rotate, and Y-axis feed screw nut 10d is moved along Y-axis leading screw 10c, thus drives sample stage 8 to move along Y-axis guide rail 10e.
X-axis travel mechanism 11 comprises: X-axis drive motors 11a, X-axis base 11b, X-axis leading screw 11c, X-axis feed screw nut 11d (being blocked not shown by Y-axis moving mechanism 10), at least one X-axis guide rail 11e; Wherein, at least one X-axis guide rail 11e and X-axis drive motors 11a is fixed on X-axis base 11b; X-axis leading screw 11c and X-axis guide rail 11e be arranged in parallel, and X-axis feed screw nut 11d is fixedly connected with Y-axis base 10b; X-axis drive motors 11a drives X-axis leading screw 11c to rotate, and X-axis feed screw nut 11d is moved along X-axis leading screw 11c, thus drives Y-axis base 10b along X-axis guide rail movement.
In an alternative embodiment of the invention, X-axis travel mechanism 10 can also be set on Y-axis moving mechanism 11, sample stage 8 is positioned on X-axis travel mechanism 10, the relative position of the present invention to Y-axis moving mechanism 10 and X-axis travel mechanism 11 does not limit, and can adjust as long as meet welded part in the optional position of XY plane.
It will be understood by those skilled in the art that the quantity of Y-axis guide rail 10e and/or X-axis guide rail 11e also can the quantity of platform 8 and fixture 9 and the weight of size and welded part be determined per sample.Therefore, the quantity of the present invention to Y-axis guide rail 10e and/or X-axis guide rail 11e does not limit.
The structural representation of the kinds of point mode mash welder that Fig. 6 provides for one embodiment of the invention.As shown in Figure 6, this kinds of point mode mash welder also comprises: control device 12; Control device 12 for control telescopic drive motor 3a, positive pole lifting drive motors 4a, negative pole lifting drive motors 5a, Y-axis drive motors 10a and X-axis drive motors 11a one or more.The program of wanted practical function can input in this control device by operator in advance, and being in due course to make above motor completes welding process automatically down.
In an embodiment of the present invention, one or more motors that telescopic drive motor 2a, positive pole lifting drive motors 4a and negative pole are elevated in drive motors 5a are hydraulic cylinder and/or pneumatic cylinder.Y-axis drive motors 10a and/or X-axis drive motors 11b is servomotor.
In sum, the concrete use procedure of the mash welder that the embodiment of the present invention provides is as follows: be first placed in by welded part on sample stage 8, the fixing and clamping by fixture 9; When after clamping welded part, control device 12 can control Y-axis drive motors 10a and X-axis drive motors 11a to adjust the position of welded part relative to positive pole spot welding head 1 and cathode pot-welding head 2; Then, positive pole lifting drive motors 4a is controlled by control device 12 and negative pole lifting drive motors 5a drives lowering or hoisting gear to weld welded part; Finally, controlling telescopic drive motor 3a by control device 12 drives positive pole spot welding head 1 to be separated with welded part.Subsequently, control device 12 can control Y-axis drive motors 10a and X-axis drive motors 11a and adjust the position of next welded part relative to positive pole spot welding head 1 and cathode pot-welding head 2 further, repeats above operation with the welding carrying out next welded part.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature, and not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a kinds of point mode mash welder, is characterized in that, comprising: positive pole spot welding head (1), cathode pot-welding head (2) and rotating driving device (3); In welding process, external power supply, described positive pole spot welding head (1), welded part and described cathode pot-welding head (2) are electrically connected to form current loop successively;
Wherein, after described positive pole spot welding head (1) and described cathode pot-welding head (2) complete welding process, described rotating driving device (3) drives the rotation of described positive pole spot welding head (1).
2. kinds of point mode mash welder according to claim 1, is characterized in that, described rotating driving device comprises (3): telescopic drive motor (3a), rotary actuation block (3b) and rotating shaft (3c); Described rotating shaft (3c) is coaxially fixedly connected with the top of described positive pole spot welding head (1); One end of described rotary actuation block (3b) is fixed on described rotating shaft (3c), and the telescopic shaft of the other end and described telescopic drive motor (3a) is hinged;
Wherein, the stretching motion of described telescopic shaft drives described rotary actuation block (3b) to rotate, thus drives described rotating shaft (3c) rotation, and then drives the rotation of described positive pole spot welding head (1).
3. kinds of point mode mash welder according to claim 1, is characterized in that, comprise further: positive pole lowering or hoisting gear (4), negative pole lowering or hoisting gear (5) and rotary sleeve (6);
Wherein, described positive pole lowering or hoisting gear (4) is fixedly connected with one end of described rotary sleeve (6), drives described rotary sleeve (6) to move up and down; Described positive pole spot welding head (1) is set in the other end of described rotary sleeve (6) and forms revolute pair, and can move up and down with described rotary sleeve (6);
Described negative pole lowering or hoisting gear (5) is fixedly connected with described cathode pot-welding head (2), drives described cathode pot-welding head (2) to move up and down.
4. kinds of point mode mash welder according to claim 3, it is characterized in that, described positive pole lowering or hoisting gear (4) comprising: positive pole lifting drive motors (4a), positive pole lifting contiguous block (4b) and positive pole lifting column (4c);
Wherein, one end of described positive pole lifting contiguous block (4b) is fixedly connected with the lifting shaft that described positive pole is elevated drive motors (4a), and the other end is fixedly connected with described positive pole lifting column (4c); Described positive pole lifting column (4c) is fixedly connected with described rotary sleeve (6); And/or,
Described negative pole lowering or hoisting gear (5) comprising: negative pole lifting drive motors (5a), negative pole lifting contiguous block (5b) and negative pole lifting column (5c); Wherein, described negative pole lifting column (5c) is fixedly connected with the top of described cathode pot-welding head (2); One end of described negative pole lifting contiguous block (5b) is fixed on described negative pole lifting column (5c), and the other end is fixed on the lifting shaft of described negative pole lifting drive motors (5a).
5. kinds of point mode mash welder according to claim 4, is characterized in that, described positive pole lifting drive motors (4a) and described negative pole lifting drive motors (5a) are integrated into a lifting drive motors.
6. kinds of point mode mash welder according to claim 3, is characterized in that, described positive pole lowering or hoisting gear and/or negative pole lowering or hoisting gear comprise further: pressure adjustmenting mechanism (41); Described pressure adjustmenting mechanism (41) is connected with described positive pole elevator (4b) and/or negative pole elevator (5b), for adjusting the speed that moves up and down of described positive pole elevator (4b) and/or negative pole elevator (5b), and then adjust the welding pressure of described positive pole spot welding head (1) and/or cathode pot-welding head (2).
7. according to the arbitrary described kinds of point mode mash welder of claim 1 to 6, it is characterized in that, comprising further: sample stage (8), being arranged at the below of described positive pole spot welding head (1) and described cathode pot-welding head (2), for placing described welded part.
8. kinds of point mode mash welder according to claim 7, is characterized in that, comprise further: X-axis travel mechanism (11) and Y-axis moving mechanism (10), is respectively used to adjust the position of described sample stage in X axis and Y-axis;
Wherein, described Y-axis moving mechanism (10) comprising: Y-axis drive motors (10a), Y-axis base (10b), Y-axis leading screw (10c), Y-axis feed screw nut (10d) and at least one Y-axis guide rail (10e); Wherein, at least one Y-axis guide rail (10e) described and described Y-axis drive motors (10a) are fixed on described Y-axis base (10b); Described Y-axis leading screw (10c) and at least one Y-axis guide rail (10e) described be arranged in parallel, and described Y-axis feed screw nut (10d) is fixedly connected with described sample stage (8); Described Y-axis drive motors (10a) drives described Y-axis leading screw (10c) to rotate, described Y-axis feed screw nut (10d) is moved along described Y-axis leading screw (10c), thus drives described sample stage (8) to move along at least one Y-axis guide rail (10e) described; And,
Described X-axis travel mechanism (11) comprising: X-axis drive motors (11a), X-axis base (11b), X-axis leading screw (11c), X-axis feed screw nut (11d), at least one X-axis guide rail (11e); Wherein, at least one X-axis guide rail (11e) described and described X-axis drive motors (11a) are fixed on described X-axis base (11b); Described X-axis leading screw (11c) and at least one X-axis guide rail (11e) described be arranged in parallel, and described X-axis feed screw nut (11d) is fixedly connected with described Y-axis base (10b); Described X-axis drive motors (11a) drives described X-axis leading screw (11c) to rotate, described X-axis feed screw nut (11d) is moved along described X-axis leading screw (11c), thus drives described Y-axis base (10b) to move along at least one X-axis guide rail (11e) described.
9. kinds of point mode mash welder according to claim 8, is characterized in that, comprise further: Z axis guiding mechanism (7), for adjusting described positive pole spot welding head (1) and cathode pot-welding head (2) height apart from described welded part;
Wherein, described Z axis guiding mechanism (7) comprising: Z axis base (7a), Z axis leading screw (7b), Z axis feed screw nut (7c), at least one Z axis guide rail (7d) and frame (7e); Wherein, at least one Z axis guide rail (7d) described is fixed on described Z axis base (7a), and described positive pole spot welding head (1) is fixedly connected with described Z axis base (7a) with cathode pot-welding head (2); Described Z axis leading screw (7b) and at least one Z axis guide rail (7d) described be arranged in parallel, and described Z axis leading screw (7b) and described Z axis base (7a) form revolute pair; Described Z axis feed screw nut (7c) is fixedly connected with frame (7e);
Wherein, when described Z axis leading screw (7b) is by rotation, described Z axis leading screw described Z axis feed screw nut (7c) relative at least one Z axis guide rail (7d) (7b) Suo Shu moves up and down, thus drives described Z axis base (7a) to move up and down.
10., according to the arbitrary described kinds of point mode mash welder of Claims 1-4, it is characterized in that, comprise further: positive pole connecting plate (1a) and negative pole connecting plate (2a); Described positive pole spot welding head (1) is connected with described external power supply by described positive pole connecting plate (1a), and described cathode pot-welding head (2) is connected with described external power supply by described negative pole connecting plate (2a).
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| CN105312806A (en) * | 2015-12-14 | 2016-02-10 | 卢桂玲 | Spot welding machine |
| CN105345298A (en) * | 2015-12-14 | 2016-02-24 | 卢桂玲 | Spot welding device for circuit board |
| CN105772924A (en) * | 2016-05-13 | 2016-07-20 | 优尼恩电机（大连）有限公司 | Rotary welding device |
| CN107234325A (en) * | 2017-08-03 | 2017-10-10 | 荣旗工业科技（苏州）有限公司 | A kind of nickel sheet mash welder |
| CN108015402A (en) * | 2017-12-29 | 2018-05-11 | 深圳市百耐信科技有限公司 | A kind of welding head structure and welding head device |
| CN109093291A (en) * | 2017-06-20 | 2018-12-28 | 天津玛斯特车身装备技术有限公司 | Three-axis robot automatic welding equipment |
| CN109590592A (en) * | 2017-09-30 | 2019-04-09 | 惠州市德力焊接设备有限公司 | Platform-type intermediate frequency monoside twin shots welder |
| CN111745350A (en) * | 2020-06-21 | 2020-10-09 | 盐城市康威电子有限公司 | Annular parallel capacitor inner core welding device |
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