CN117773430A - Welding equipment and welding method - Google Patents

Abstract

The invention discloses a welding device and a welding method. The welding equipment comprises a welding jig, a first feeding device, a second feeding device, a welding device, a discharging device and a conveying device, wherein the welding jig comprises a carrier, a positioning mechanism, a rotating mechanism and a first driving assembly, the positioning mechanism is connected to the carrier, the first driving assembly is connected with one of the carrier and the supporting assembly, and the welding device is correspondingly arranged with the rotating mechanism. The conveying device can drive the carrier to sequentially move to correspond to the first feeding device, the second feeding device, the welding device and the discharging device. The welding equipment of this application can be with oil storage section of thick bamboo and spring dish material loading in the carrier to guarantee the relative positioning of oil storage section of thick bamboo and spring dish along with the carrier removes the in-process through positioning mechanism, realize the rotation of oil storage section of thick bamboo through rotary mechanism, realize the welding of oil storage section of thick bamboo and spring dish on the circumference surface with cooperation welding set, realize the welding of oil storage section of thick bamboo and spring dish's high efficiency and high yield.

Description

Welding equipment and welding method

Technical Field

The invention relates to the technical field of shock absorber preparation, in particular to welding equipment and a welding method.

Background

In the preparation of bumper shock absorber, need weld oil storage section of thick bamboo and spring holder, adopt artifical handheld arc welding gun to carry out manual welding in the relevant technique generally, inefficiency and defective rate are high, and smoke and dust, strong light radiation, heat radiation and harmful dust etc. that welding process produced also can influence human health. For this reason, the above problems need to be studied and solved.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides welding equipment which can improve the welding efficiency and the welding yield of the oil storage cylinder and the spring disc.

The invention also provides a welding method based on the welding equipment.

The welding equipment comprises a welding jig, a first feeding device, a second feeding device, a welding device, a discharging device and a conveying device, wherein the welding jig comprises a carrier, a positioning mechanism, a rotating mechanism and a first driving assembly, the carrier is used for bearing a spring disc and an oil storage cylinder, and the positioning mechanism is connected to the carrier and used for keeping the relative positioning of the spring disc and the oil storage cylinder; the rotating mechanism can be abutted against the oil storage cylinder and is positioned at one side of the carrier in the first direction and used for driving the oil storage cylinder to rotate around the first direction; the first driving component is connected with one of the carrier and the supporting component and is used for driving the carrier and the rotating mechanism to do relative motion in the first direction;

the first feeding device is used for feeding the spring disc to the carrier; the second feeding device is used for feeding the oil storage cylinder to the carrier; the welding device is used for welding the spring disc and the oil storage cylinder carried by the carrier, and is correspondingly arranged with the rotating mechanism; the blanking device is used for blanking the welded oil storage cylinder; the conveying device is connected with the carrier and can drive the carrier to move to correspond to the first feeding device, the second feeding device, the welding device and the discharging device in sequence.

The welding equipment provided by the embodiment of the invention has at least the following beneficial effects: the welding equipment of this application can be with oil storage section of thick bamboo and spring holder material loading in the carrier to guarantee the relative positioning of oil storage section of thick bamboo and spring holder along with the carrier removes the in-process through positioning mechanism, realize the rotation of oil storage section of thick bamboo through rotary mechanism, realize the welding of oil storage section of thick bamboo and spring holder on the circumference surface with cooperation welding set, realize the welding of the high-efficient and high yield of oil storage section of thick bamboo and spring holder, avoided manual welding to the harm that the health brought.

According to some embodiments of the invention, the conveying device comprises a turntable, the turntable can rotate around the first direction, a plurality of carriers are circumferentially arrayed on the turntable, the first feeding device, the second feeding device, the welding device and the discharging device are sequentially arrayed around the turntable, and the turntable can drive each carrier to move to correspond to the first feeding device, the second feeding device, the welding device and the discharging device one by one.

According to some embodiments of the invention, the carrier is provided with a bearing surface at one side of a first direction, the bearing surface is used for bearing a spring disc, the carrier is provided with a penetrating hole, the penetrating hole extends to the bearing surface along the first direction, and the penetrating hole is used for penetrating an oil storage cylinder; the positioning mechanism comprises a second driving assembly and a clamping assembly, the second driving assembly is connected with the clamping assembly, and the second driving assembly is used for driving the clamping assembly to clamp the oil storage cylinder; the rotary mechanism is located opposite to the bearing surface relative to the carrier, the rotary mechanism comprises a third driving assembly and a propping assembly, the propping assembly can prop against the oil storage cylinder, the third driving assembly is connected with the propping assembly, and the third driving assembly is used for driving the propping assembly to rotate around the first direction.

According to some embodiments of the invention, the supporting component comprises a rotating seat and a plurality of supporting pieces, the rotating seat is connected with the third driving component, the supporting pieces are connected with the rotating seat in a sliding manner, at least two supporting pieces are oppositely arranged in a direction perpendicular to the first direction, and the opposite supporting pieces can be close to or far from each other.

According to some embodiments of the invention, the holding assembly further comprises a first elastic member, the first elastic member extends along a direction perpendicular to the first direction, one end of the first elastic member is connected with the rotating seat, the other end of the first elastic member is connected with the holding member, and the first elastic member is used for driving the opposite holding members to be close to or far away from each other.

According to some embodiments of the invention, the abutment is provided with a guide surface inclined to the first direction for abutment with the reservoir cylinder to move the abutment in a direction approaching the first elastic member.

According to some embodiments of the invention, the rotating seat is provided with a limiting groove, and the supporting piece is accommodated in the limiting groove.

According to some embodiments of the invention, one of the rotary seat and the abutment is provided with a guide hole, the other is provided with a guide boss, the guide boss is inserted in the guide hole, and the guide boss can move along the guide hole.

According to some embodiments of the invention, the first drive assembly is coupled to the rotation mechanism, the first drive assembly being configured to drive the rotation mechanism in the first direction.

According to some embodiments of the invention, the clamping assembly comprises a first clamping member and a second clamping member which are oppositely arranged, the opposite directions of the first clamping member and the second clamping member are perpendicular to the first direction, the first clamping member and the second clamping member are respectively connected with the carrier in a sliding manner, and the first clamping member and the second clamping member can be close to or far from each other; the second driving assembly comprises a driving module and a plurality of second elastic pieces, the driving module is connected to one side of the first clamping piece and one side of the second clamping piece in a second direction, the second direction is perpendicular to the first direction, the second direction is perpendicular to the opposite direction of the first clamping piece and the second clamping piece, and the driving module can drive the first clamping piece and the second clamping piece to be far away from each other; the two sides of the first clamping piece and the second clamping piece, which are away from each other, are respectively connected with at least one second elastic piece, and the second elastic piece is used for driving the first clamping piece and the second clamping piece to be close to each other.

According to the welding method of the embodiment of the invention, the welding equipment based on any embodiment comprises the following steps:

the carrier sequentially receives the spring disc and the oil storage cylinder and positions the spring disc and the oil storage cylinder to each other;

the positioning mechanism locks the oil storage cylinder on the carrier;

the carrier moves to a state corresponding to the rotating mechanism, and the welding device performs spot welding on the spring disc and the oil storage cylinder;

the rotating mechanism abuts against the oil storage cylinder;

the positioning mechanism releases the oil storage cylinder;

the rotating mechanism drives the oil storage cylinder to rotate, and the welding device synchronously welds the spring disc and the oil storage cylinder.

The welding method provided by the embodiment of the invention has at least the following beneficial effects: according to the welding method, feeding, positioning and welding of the spring disc and the oil storage cylinder can be achieved, and through spot welding before the positioning mechanism releases the oil storage cylinder, relative positioning of the oil storage cylinder and the spring disc can be guaranteed, the spring disc can rotate along with the oil storage cylinder when the oil storage cylinder starts to rotate, welding difficulty of a welding device is reduced, and welding yield is guaranteed.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a welding apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of a welding apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of the carrier and positioning mechanism of FIG. 2;

FIG. 4 is a bottom view of FIG. 3;

FIG. 5 is a schematic view of the rotary mechanism and the first driving assembly in FIG. 2;

FIG. 6 is an enlarged schematic view of FIG. 5 at a;

fig. 7 is a top view of the rotation mechanism of fig. 5.

Reference numerals:

the welding jig 10, the first feeding device 20, the second feeding device 30, the blanking device 40, the welding device 50, the oil storage cylinder 60, the conveying device 70, the spring disc feeding position 71, the oil storage cylinder feeding position 72, the welding position 73, the blanking position 74 and the rotary disc 75;

carrier 100, accommodation groove 110, bearing surface 111, and through hole 120;

the rotating mechanism 200, the third driving assembly 210, the abutting assembly 220, the telescopic part 225, the rotating seat 230, the limiting groove 231, the guide hole 232, the abutting piece 240, the guide surface 241, the guide boss 242, the first elastic piece 250 and the first driving assembly 260;

the positioning mechanism 300, the second driving assembly 310, the driving module 320, the pushing rod 321, the connecting rod 322, the second elastic member 330, the clamping assembly 340, the first clamping member 350 and the second clamping member 360.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

In the description of the present invention, the descriptions of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1 to 5, the welding apparatus according to the embodiment of the present invention includes a welding jig 10, a first loading device 20, a second loading device 30, a welding device 50, a blanking device 40 and a conveying device 70, where the welding jig 10 includes a carrier 100, a positioning mechanism 300, a rotating mechanism 200 and a first driving assembly 260, and the carrier 100 is used for carrying a spring plate and an oil storage cylinder 60. A positioning mechanism 300 is coupled to the carrier 100, the positioning mechanism 300 being configured to maintain the relative positioning of the spring plate and the cartridge 60. The rotating mechanism 200 can be abutted against the oil storage cylinder 60, the rotating mechanism 200 is located at one side of the carrier 100 in the first direction, and the rotating mechanism 200 is used for driving the oil storage cylinder 60 to rotate around the first direction. The first driving component 260 is connected to one of the carrier 100 and the rotation mechanism 200, and the first driving component 260 is used for driving the carrier 100 and the rotation mechanism 200 to perform relative movement in a first direction.

The first loading device 20 is used for loading spring plates onto the carrier 100. The second loading device 30 is used for loading the oil storage cylinder 60 to the carrier 100. The welding device 50 is used for welding a spring plate and an oil storage cylinder 60 carried by the carrier 100, and the welding device 50 is arranged corresponding to the rotating mechanism 200. The blanking device 40 is used for blanking the welded oil storage cylinder 60. The conveying device 70 is connected with the carrier 100, and the conveying device 70 can drive the carrier 100 to sequentially move to correspond to the first feeding device 20, the second feeding device 30, the welding device 50 and the blanking device 40.

According to the welding equipment, the oil storage cylinder 60 and the spring disc can be fed to the carrier 100, the relative positioning of the oil storage cylinder 60 and the spring disc in the moving process of the carrier 100 is ensured through the positioning mechanism 300, the rotation of the oil storage cylinder 60 is realized through the rotating mechanism 200, the welding of the oil storage cylinder 60 and the spring disc on the circumferential surface is realized through the cooperation of the welding device 50, the efficient and high-yield welding of the oil storage cylinder 60 and the spring disc is realized, and the damage to a human body caused by manual welding is avoided.

Specifically, the conveyor 70 may be selected from a belt conveyor, a roller conveyor, or the like, as is conventional in the art. The first feeding device 20, the second feeding device 30 and the discharging device 40 can be all selected as conventional feeding manipulators in the field, and the feeding belts can be correspondingly arranged at the positions of the first feeding device 20, the second feeding device 30 and the discharging device 40 to carry out material conveying so as to facilitate long-distance material conveying. In some embodiments, the first feeding device 20 includes a lifting servo, a lateral movement servo, and a clamping positioning cylinder, and the first feeding device 20 clamps a spring plate provided by a conveying belt, then lifts the conveying belt, and moves the conveying belt laterally and downward to be placed on the carrier 100. The second loading device 30 includes a lifting shaft and a translation shaft, and the clamping cylinder picks up the oil storage cylinder 60, then ascends and moves to the top of the carrier 100, descends and inserts the oil storage cylinder 60 into the spring holder and positions the oil storage cylinder to a designated height position with respect to the spring holder.

The welding device 50 may be selected as a laser welding device as is conventional in the art. Under the state that the rotating mechanism 200 is in a rotating motion, by setting the laser waveform of the welding device 50 to match with the speed waveform of the rotating mechanism 200, the power of the welding start point and the power of the welding end point can be matched with the distance, so that the problem that the welding effect of the welding start point and the welding end point caused by energy accumulation is inconsistent with the welding effect of other welding areas is avoided. The welding device 50 may also cooperate with a vision camera during the welding process to ensure welding positioning and welding condition monitoring to ensure a welding effect.

Referring to fig. 1, in some embodiments, the conveying device 70 includes a turntable 75, the turntable 75 is capable of rotating around a first direction, a plurality of carriers 100 are circumferentially arranged on the turntable 75, the first feeding device 20, the second feeding device 30, the welding device 50 and the discharging device 40 are sequentially arranged around the turntable 75, and the turntable 75 is capable of driving each carrier 100 to move to correspond to the first feeding device 20, the second feeding device 30, the welding device 50 and the discharging device 40 one by one. Through the application carousel 75 and to the position setting of each carrier 100 and first loading attachment 20, second loading attachment 30, welding set 50 and unloader 40, the material loading of spring plate, the material loading of oil storage section of thick bamboo 60, welding operation and finished product unloading operation can go on simultaneously to accelerate the production beat, improve production continuity and efficiency, and make welding equipment's compact structure, reduce space occupation.

Referring to fig. 2 to 5, in some embodiments, the carrier 100 is provided with a bearing surface 111 at one side of the first direction, the bearing surface 111 is used for bearing a spring plate, the carrier 100 is provided with a through hole 120, the through hole 120 extends to the bearing surface 111 along the first direction, and the through hole 120 is used for penetrating the oil storage cylinder 60. The positioning mechanism 300 includes a second drive assembly 310 and a clamp assembly 340, the second drive assembly 310 being coupled to the clamp assembly 340. The spring disc is placed on the bearing surface 111 of the carrier 100, and after the oil storage cylinder 60 is inserted from the through hole 120 of the carrier 100 and is positioned opposite to the spring disc, the second driving assembly 310 drives the clamping assembly 340 to clamp the oil storage cylinder 60, so that the relative positioning of the oil storage cylinder 60 and the spring disc can be maintained.

The rotating mechanism 200 is located opposite to the carrying surface 111 relative to the carrier 100, and the rotating mechanism 200 includes a third driving component 210 and a supporting component 220, the supporting component 220 can be tightly supported on the oil storage barrel 60, the third driving component 210 is connected with the supporting component 220, and the third driving component 210 is used for driving the supporting component 220 to rotate around the first direction. After the carrier 100 moves to the position of the rotating mechanism 200, the first driving assembly 260 drives the carrier 100 and the abutting assembly 220 to approach each other in the first direction, so that the abutting assembly 220 and the oil storage barrel 60 are positioned, after the abutting assembly 220 abuts against the oil storage barrel 60, the clamping assembly 340 releases the clamping of the oil storage barrel 60, and the third driving assembly 210 drives the abutting assembly 220 to rotate so as to drive the oil storage barrel 60 to rotate, so that the welding device 50 is convenient to weld the circumferential surface.

Specifically, the movement of the carrier 100 relative to the rotation mechanism 200 in the direction perpendicular to the first direction may be achieved by the conveying device 70 such as a transportation cart, a conveyor belt, a conveying carousel, or the like.

In the positioning mechanism 300, the clamping assembly 340 includes a first clamping member 350 and a second clamping member 360 that are disposed opposite to each other, the opposite directions of the first clamping member 350 and the second clamping member 360 are perpendicular to the first direction, the first clamping member 350 and the second clamping member 360 are slidably connected to the carrier 100, and the first clamping member 350 and the second clamping member 360 can be close to or far from each other. The second driving assembly 310 may alternatively be provided with two output ends, and the two output ends can be relatively moved in the first direction, such as a finger cylinder, a pneumatic clamping jaw, so as to achieve the simultaneous approaching and separating of the first clamping member 350 and the second clamping member 360 by a single driving element. The second driving assembly 310 may also include a plurality of driving elements for driving the linear motion, and the driving elements are connected to the first clamping member 350 and the second clamping member 360, respectively, so as to achieve the driving of the first clamping member 350 and the second clamping member 360, respectively.

Alternatively, referring to fig. 1 and 3, in other embodiments, the second driving assembly 310 includes a driving module 320 and a plurality of second elastic members 330, the driving module 320 is connected to one side of the first clamping member 350 and the second clamping member 360 in a second direction, the second direction is perpendicular to the first direction, and the second direction is perpendicular to the opposite direction of the first clamping member 350 and the second clamping member 360, and the driving module 320 can drive the first clamping member 350 and the second clamping member 360 away from each other. At least one second elastic member 330 is connected to two sides of the first clamping member 350 and the second clamping member 360, which are away from each other, and the second elastic member 330 is used for driving the first clamping member 350 and the second clamping member 360 to approach each other. The first clamping member 350 and the second clamping member 360 are mutually close by the elastic abutment of the second elastic member 330, so that the requirement on the driving module 320 can be reduced on the basis of providing the clamping force on the oil storage barrel 60, and the driving module 320 only needs to realize the separation action of the first clamping member 350 and the second clamping member 360 so as to release the oil storage barrel 60. Compared with the clamping and separating actions of the first clamping piece 350 and the second clamping piece 360 which are realized by using the driving module 320, the requirement on the driving module 320 can be effectively reduced, the driving force which can be output by the driving module 320 is reduced, and the driving module 320 is connected to one side of the first clamping piece 350 and one side of the second clamping piece 360 only by realizing the separating action, and the driving module 320 is not required to be connected to two sides of the first clamping piece 350 and the second clamping piece 360 to ensure stable clamping. For example, the driving module 320 may be configured as a driving module 320 including a pushing rod 321 and two connecting rods 322, where the pushing rod 321 can move along a second direction, the first clamping member 350 and the second clamping member 360 are respectively connected with the connecting rods 322 in a rotating manner, the two connecting rods 322 are respectively connected to the pushing rod 321 in a rotating manner, two opposite rotating connection ends of the connecting rods 322 are sequentially arranged in opposite directions of the first clamping member 350 and the second clamping member 360, and the pushing rod is located at a middle position of the first clamping member 350 and the second clamping member 360, and by moving the pushing rod 321 in the second direction, the first clamping member 350 and the second clamping member 360 can be opened by the two connecting rods 322, so that the first clamping member 350 and the second clamping member 360 are far away from each other. The pushing rod 321 may be a driving element capable of pushing itself, such as a telescopic rod, or may be a sliding rod pushed by an external driving element.

Referring to fig. 1, 4 and 5, in some embodiments, the supporting component 220 includes a rotating base 230 and a plurality of supporting members 240, the rotating base 230 is connected to the third driving component 210, the supporting members 240 are slidably connected to the rotating base 230, at least two supporting members 240 are oppositely disposed in a direction perpendicular to the first direction, and the opposite supporting members 240 can be close to or far away from each other. The rotating seat 230 provides a connection basis for the abutting part 240 on the basis of realizing the rotation action, and can realize the abutting and releasing of the oil storage cylinder 60 through the relative movement of the opposite abutting part 240 so as to drive the oil storage cylinder 60 to rotate or release the oil storage cylinder 60.

The opposing abutments 240 can be provided with multiple sets, such as two sets of opposing abutments 240 as shown in the drawings, to achieve multi-point abutment against the cartridge 60 and improve the stability of the abutment. Each of the holding members 240 may be arranged in a circumferential array with the center of rotation as the center of the circle to provide a uniform holding force. The relative movement of the opposing abutments 240 can be achieved by a driving element, such as a finger cylinder, pneumatic clamping jaw or unidirectional driving rod, which can drive the abutments 240 in a linear motion. Alternatively, in other embodiments, referring to fig. 1, 5 and 6, the abutting assembly 220 further includes a first elastic member 250, the first elastic member 250 extends along a direction perpendicular to the first direction, one end of the first elastic member 250 is connected to the rotating seat 230, the other end of the first elastic member 250 is connected to the abutting member 240, and the first elastic member 250 is used for driving the opposing abutting members 240 to approach or separate from each other, so that the opposing abutting members 240 abut against the outer side of the oil storage barrel 60 or prop open against the inner side of the oil storage barrel 60, so that the oil storage barrel 60 can rotate along with the rotating seat 230.

The abutting component 220 is provided with a avoidance structure to solve the interference between the abutting component 240 and the oil storage barrel 60, for example, the abutting component 240 can move along a first direction to a state of being located at the outer side of the oil storage barrel 60, the oil storage barrel 60 is clamped by the elastic force of the first elastic component 250, or the abutting component 240 can move along the first direction to a state of being located at the inner side of the oil storage barrel 60, and the oil storage barrel 60 is propped up by the elastic force of the first elastic component 250. The avoidance structure may be selected as a driving element capable of driving the abutment 240 in a linear motion, such as a driving element such as a unidirectional driving rod. Alternatively, referring to fig. 1 and 5, in some embodiments, the abutment 240 is provided with a guide surface 241, and the guide surface 241 is inclined to the first direction, and the abutment 240 can be moved in a direction approaching the first elastic member 250 by the abutment of the seat avoidance structure of the guide surface 241 with the oil reservoir 60. Taking fig. 1, 5 and 6 as an example, the first elastic member 250 is disposed between the opposite supporting members 240, and applies elastic force to the opposite supporting members 240 in directions away from each other. When the abutting component 220 and the oil storage barrel 60 are relatively close in the first direction, the abutting surface is inclined towards the opposite abutting component 240, so that the abutting surface can abut against the inner side surface of the oil storage barrel 60, the abutting component 240 moves against the elastic force of the first elastic component 250 under the guiding action of the abutting surface until the abutting component has enough abutting area with the inner side surface of the oil storage barrel 60, at this time, the abutting component 240 abuts against the oil storage barrel 60 under the elastic force of the first elastic component 250, and the plurality of oil storage barrels 60 abut against the inner side surface of the oil storage barrel 60 in a propped mode, so that the oil storage barrel 60 can rotate along with the rotating seat 230.

It is understood that the first elastic member 250 may have various arrangements, for example, a single first elastic member 250 is connected to opposite sides of the two opposite holding members 240 to provide elastic force, for example, a plurality of first elastic members 250 are respectively connected to opposite sides of the two opposite holding members 240 to provide elastic force, and the first elastic members 250 may provide tensile force or thrust force.

In some embodiments, the supporting component 220 further includes a telescopic portion 225, the telescopic portion 225 is slidably connected to the rotating seat 230, the telescopic portion 225 can move along a first direction relative to the rotating seat 230, the telescopic portion 225 can support the oil storage cylinder 60, one end of the first elastic member 250 is connected to the telescopic portion 225, and the other end of the first elastic member 250 is connected to the supporting member 240. The expansion part 225 can provide a connection foundation for the first elastic member 250, and after welding is completed, the expansion part 225 can move along the first direction to jack up the oil storage cylinder 60, so as to facilitate subsequent blanking.

Referring to fig. 1, 5 and 6, in some embodiments, the rotating base 230 is provided with a limiting groove 231, and the supporting member 240 is accommodated in the limiting groove 231, and the limiting groove 231 provides a limit for the supporting member 240, so that the supporting member 240 can be conveniently installed, and the structural stability is improved. In the embodiment in which the abutting member 240 abuts against the inner side of the oil storage barrel 60, the oil storage barrel 60 is located between the abutting member 240 and the side wall of the limit groove 231, and the limit groove 231 can also provide limit to the oil storage barrel 60, so as to improve the movement stability.

Referring to fig. 1, 5 and 6, in some embodiments, one of the rotating base 230 and the abutting member 240 is provided with a guide hole 232, the other is provided with a guide boss 242, the guide boss 242 is inserted into the guide hole 232, the guide boss 242 can move along the guide hole 232, and through the cooperation of the guide boss 242 and the guide hole 232, the movement of the abutting member 240 relative to the rotating base 230 can be guided and limited, so that the movement stability of the abutting member 240 is improved. In an embodiment provided with the limit groove 231, the guide hole 232 may be provided at the rotation seat 230 and communicate with the limit groove 231.

Referring to fig. 1 and 4, in some embodiments, a first drive assembly 260 is coupled to the rotary mechanism 200, the first drive assembly 260 being configured to drive the rotary mechanism 200 in a first direction. Since the carrier 100 needs to perform the functions of receiving and transporting materials, the first driving assembly 260 is connected to the rotating mechanism 200 during frequent movement, so that the load during the movement of the carrier 100 can be reduced, the difficulty of driving the carrier 100 to move in the direction perpendicular to the first direction is reduced, and the space configuration is rationalized. Wherein the first drive assembly 260 may be selected as a drive member such as a drive rod, drive motor, etc., as is conventional in the art.

Referring to fig. 2 and 3, in some embodiments, a receiving groove 110 is disposed on a side of the carrier 100 facing away from the rotating mechanism 200, the receiving groove 110 is used for receiving a spring disc, the bearing surface 111 is located in the receiving groove 110, and the receiving groove 110 can provide positioning and limiting for the spring disc, so as to reduce positioning difficulty and ensure welding yield.

The following is a specific welding flow of the welding apparatus of some embodiments:

the conveying device 70 drives the carrier 100 to move to the spring plate feeding position 71, and the first feeding device 20 feeds the spring plate into the accommodating groove 110. Subsequently, the conveying device 70 drives the carrier 100 to move to the oil storage cylinder feeding position 72, the second feeding device 30 inserts the oil storage cylinder 60 into the penetrating hole 120, and after the oil storage cylinder 60 and the spring disc are positioned relatively, the second driving assembly 310 drives the clamping assembly 340 to clamp the oil storage cylinder 60, so that the positioning of the oil storage cylinder 60 and the spring disc is kept. Subsequently, the conveyor 70 drives the carrier 100 to the welding position 73, and the welding device 50 spot welds the oil reservoir 60 and the spring holder so that the spring holder can follow the oil reservoir 60 together. Subsequently, the first driving assembly 260 drives the abutting assembly 220 to approach the oil storage cylinder 60 along the first direction, so that the abutting member 240 abuts against the oil storage cylinder 60. Subsequently, the clamping assembly 340 is released, the third driving assembly 210 drives the rotation of the rotation seat 230, and the welding device 50 simultaneously welds the spring plate and the oil reservoir 60 with circumferential surfaces. After the welding is completed, the clamping assembly 340 reclampes the oil storage cylinder 60, the abutting assembly 220 is reset, and the welding device 50 is reset. Subsequently, the conveyor 70 drives the carrier 100 to the blanking position 74, and the blanking device 40 performs blanking of the welded finished product.

Referring to fig. 1 to 5, a welding method according to an embodiment of the present invention, based on the welding apparatus of any one of the above embodiments, includes the steps of:

the carrier 100 sequentially receives the spring holder and the oil storage cylinder 60 and positions them with respect to each other;

the positioning mechanism 300 locks the oil storage cylinder 60 to the carrier 100;

the welding device 50 spot-welds the spring holder and the oil reservoir 60 in a state where the carrier 100 moves to correspond to the rotation mechanism 200;

the rotating mechanism 200 abuts against the oil storage cylinder 60;

the positioning mechanism 300 releases the oil reservoir 60;

the rotation mechanism 200 drives the oil storage cylinder 60 to rotate, and the welding device 50 welds the spring plate and the oil storage cylinder 60 synchronously.

According to the welding method, feeding, positioning and welding of the spring disc and the oil storage barrel 60 can be achieved, and through spot welding before the positioning mechanism 300 releases the oil storage barrel 60, the relative positioning of the oil storage barrel 60 and the spring disc can be guaranteed, and when the oil storage barrel 60 starts to rotate, the spring disc rotates along with the oil storage barrel 60, so that the welding difficulty of the welding device 50 is reduced, and the welding yield is guaranteed. The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention. Furthermore, embodiments of the invention and features of the embodiments may be combined with each other without conflict.

Claims (11)

1. Welding equipment, its characterized in that includes:

the welding jig comprises a carrier, a positioning mechanism, a rotating mechanism and a first driving assembly, wherein the carrier is used for bearing the spring disc and the oil storage cylinder, and the positioning mechanism is connected to the carrier and used for keeping the relative positioning of the spring disc and the oil storage cylinder; the rotating mechanism can be abutted against the oil storage cylinder and is positioned at one side of the carrier in the first direction and used for driving the oil storage cylinder to rotate around the first direction; the first driving component is connected with one of the carrier and the rotating mechanism component and is used for driving the carrier and the rotating mechanism to do relative motion in the first direction;

the first feeding device is used for feeding the spring disc to the carrier;

the second feeding device is used for feeding the oil storage cylinder to the carrier;

the welding device is used for welding the spring disc and the oil storage cylinder carried by the carrier and is arranged corresponding to the rotating mechanism;

the blanking device is used for blanking the welded oil storage cylinder;

and the conveying device is connected with the carrier and can drive the carrier to move to correspond to the first feeding device, the second feeding device, the welding device and the blanking device in sequence.

2. The welding apparatus of claim 1, wherein the conveying device comprises a turntable capable of rotating around the first direction, a plurality of carriers are circumferentially arranged on the turntable, the first feeding device, the second feeding device, the welding device and the discharging device are sequentially arranged around the turntable, and the turntable is capable of driving each carrier to move to correspond to the first feeding device, the second feeding device, the welding device and the discharging device one by one.

3. The welding apparatus according to claim 1, wherein the carrier is provided with a bearing surface on one side in a first direction, the bearing surface being for bearing a spring plate, the carrier being provided with a through hole extending in the first direction to the bearing surface, the through hole being for passing through an oil reservoir; the positioning mechanism comprises a second driving assembly and a clamping assembly, the second driving assembly is connected with the clamping assembly, and the second driving assembly is used for driving the clamping assembly to clamp the oil storage cylinder; the rotary mechanism is located opposite to the bearing surface relative to the carrier, the rotary mechanism comprises a third driving assembly and a propping assembly, the propping assembly can prop against the oil storage cylinder, the third driving assembly is connected with the propping assembly, and the third driving assembly is used for driving the propping assembly to rotate around the first direction.

4. A welding apparatus according to claim 3, wherein the holding assembly comprises a rotary base and a plurality of holding members, the rotary base is connected to the third driving assembly, the holding members are slidably connected to the rotary base, at least two holding members are disposed opposite to each other in a direction perpendicular to the first direction, and the opposite holding members can be moved toward or away from each other.

5. The welding apparatus of claim 4, wherein the abutment assembly further comprises a first elastic member extending in a direction perpendicular to the first direction, one end of the first elastic member being connected to the swivel base, the other end of the first elastic member being connected to the abutment member, the first elastic member being configured to urge the opposing abutment members toward or away from each other.

6. Welding apparatus according to claim 5, wherein the abutment member is provided with a guide surface inclined to the first direction for abutment with the oil reservoir so as to move the abutment member in a direction approaching the first elastic member.

7. The welding apparatus of claim 4, wherein the swivel base is provided with a limiting groove, and the abutment is received in the limiting groove.

8. The welding apparatus according to claim 4, wherein one of the swivel base and the abutment is provided with a guide hole, and the other is provided with a guide boss inserted into the guide hole, the guide boss being movable along the guide hole.

9. A welding apparatus as defined in claim 3, wherein the first drive assembly is coupled to the abutment assembly, the first drive assembly being configured to urge the abutment assembly in the first direction.

10. A welding apparatus as defined in claim 3, wherein said clamping assembly includes oppositely disposed first and second clamping members, the relative directions of said first and second clamping members being perpendicular to said first direction, said first and second clamping members being slidably connected to said carrier, respectively, said first and second clamping members being capable of approaching or moving away from each other; the second driving assembly comprises a driving module and a plurality of second elastic pieces, the driving module is connected to one side of the first clamping piece and one side of the second clamping piece in a second direction, the second direction is perpendicular to the first direction, the second direction is perpendicular to the opposite direction of the first clamping piece and the second clamping piece, and the driving module can drive the first clamping piece and the second clamping piece to be far away from each other; the two sides of the first clamping piece and the second clamping piece, which are away from each other, are respectively connected with at least one second elastic piece, and the second elastic piece is used for driving the first clamping piece and the second clamping piece to be close to each other.

11. Welding method, based on a welding device according to any of claims 1 to 10, characterized in that it comprises the following steps:

the carrier sequentially receives the spring disc and the oil storage cylinder and positions the spring disc and the oil storage cylinder to each other;

the positioning mechanism locks the oil storage cylinder on the carrier;

the carrier moves to a state corresponding to the rotating mechanism, and the welding device performs spot welding on the spring disc and the oil storage cylinder;

the rotating mechanism abuts against the oil storage cylinder;

the positioning mechanism releases the oil storage cylinder;

the rotating mechanism drives the oil storage cylinder to rotate, and the welding device synchronously welds the spring disc and the oil storage cylinder.