CN113798719B - Welding device for windscreen wiper support rod piece - Google Patents
Welding device for windscreen wiper support rod piece Download PDFInfo
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- CN113798719B CN113798719B CN202111353704.3A CN202111353704A CN113798719B CN 113798719 B CN113798719 B CN 113798719B CN 202111353704 A CN202111353704 A CN 202111353704A CN 113798719 B CN113798719 B CN 113798719B
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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
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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Abstract
The application provides a welding set for wiper support rod spare includes: the welding part comprises an upper welding seat and a lower welding seat, and the upper welding seat and the lower welding seat are arranged in pairs. The connecting pipe feeding mechanism is arranged behind the welding part. The number of the joint pushing mechanisms is two, and the joint pushing mechanisms are respectively arranged at the left end and the right end of the welding part; the joint pushing mechanism comprises a telescopic device, and the telescopic device is provided with a connecting plate; the connecting plate moves in a reciprocating manner, and the moving direction is parallel to the axial direction of the connecting pipe; the top surface of the connecting plate is provided with a connecting shaft and a limiting pin along the vertical direction. The joint caching mechanisms are correspondingly arranged above the joint pushing mechanisms and are provided with a group of storage rods, the storage rods are vertically arranged and used for penetrating through mounting holes of joints, and when the storage rods input the joints to the joint pushing mechanisms, the connecting shafts are coaxially positioned below the storage rods; deposit the pole middle section and all be equipped with fixture in the upper segment for the fixed pole of depositing. Automatic feeding, automatic welding and automatic discharging are realized, and the production efficiency is higher.
Description
Technical Field
The invention belongs to the technical field of production of windscreen wipers, and particularly relates to a welding device for a supporting rod piece of a windscreen wiper.
Background
The driving structure of the wiper generally includes a driving motor, a supporting rod and a pair of rocker arms rotatably connected to the supporting rod, and the driving motor drives the rocker arms to swing so as to swing the wiper. The support rod piece is mainly used for connecting the driving motor and the rocker arm and is connected with the whole vehicle as a connecting piece. In order to reduce the overall weight of the support rod, most designs do not design the connecting rod as a unitary structure, but rather design it as a connecting tube and two joints, wherein the connecting tube adopts a tubular structure and reduces the overall weight, and the joints are cast to increase the rigidity of the connection. And welding and connecting the two parts when assembling and producing to form the integral support rod piece.
Because the joint is the bending shape, be not convenient for storage and centre gripping, be unfavorable for realizing automatic equipment and welding, consequently at present mostly adopt manual assembly, then utilize frock centre gripping, the rethread manual work is welded. The production efficiency is low, and the health is easily influenced when workers are engaged in welding work for a long time.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the welding device for the support rod piece of the windscreen wiper, which can be used for independently caching the connecting pipe and the joint, realizes automatic feeding, automatic welding and automatic discharging, has higher production efficiency, avoids manual operation and prevents the influence on the body health of workers.
In order to realize the purpose of the invention, the following scheme is adopted:
a welding device for a windscreen wiper support rod piece comprises a connecting pipe and connectors penetrating and installed at two ends of the connecting pipe. The welding device includes: welding part, connecting pipe feed mechanism, joint push mechanism and joint buffer memory mechanism.
The welding part comprises a pair of upper welding seats and a pair of lower welding seats, and the upper welding seats and the lower welding seats are arranged in pairs and are used for welding the connecting part of the connecting pipe and the joint; the lower welding seat is arranged in a moving mode along the vertical direction.
The connecting pipe feeding mechanism is arranged behind the welding part and used for inputting the connecting pipe into the lower welding seat.
The number of the joint pushing mechanisms is two, and the joint pushing mechanisms are respectively arranged at the left end and the right end of the welding part; the joint pushing mechanism comprises a telescopic device, and a movable rod of the telescopic device is provided with a connecting plate; the telescopic device drives the connecting plate to reciprocate, and the moving direction is parallel to the axial direction of the connecting pipe when the connecting pipe is placed on the lower welding seat; the top surface of the connecting plate is provided with a connecting shaft and a limiting pin along the vertical direction; the connecting shaft is used for penetrating through the mounting hole of the joint; the limiting pin is used for penetrating through the clamping groove of the joint.
The joint caching mechanisms are correspondingly arranged above the joint pushing mechanisms and are provided with a group of storage rods, the storage rods are vertically arranged and used for penetrating through mounting holes of joints, and when the storage rods input the joints to the joint pushing mechanisms, the connecting shafts are coaxially positioned below the storage rods; deposit the pole middle section and all be equipped with fixture in the upper segment for the fixed pole of depositing.
Further, the device also comprises an output mechanism, wherein the output mechanism comprises a conveying plate which is obliquely arranged; the height position of the front end of the conveying plate is higher than that of the rear end of the conveying plate, and the front end of the conveying plate is rotatably provided with a bearing plate used for bearing a wiper supporting rod piece after welding is completed.
Further, the clamping mechanism comprises a V-shaped plate and a pair of clamping blocks; the V-shaped plate is provided with a pair of inner inclined planes which are arranged in a V-shaped structure; one corner of the clamping block is provided with an outer inclined plane; the clamping blocks are all positioned between the inner inclined planes, and the outer inclined planes are in sliding contact with the inner inclined planes; the V-shaped plate is movably arranged along the direction vertical to the connecting line of the two clamping blocks; the clamping blocks are arranged in the sliding grooves in a sliding mode, and the sliding direction is consistent with the direction of a connecting line of the two clamping blocks; the outside of grip block along the moving direction all is equipped with contraction spring, and the grip block all has V type groove along the relative surface of moving direction, and die clamping cylinder's push rod is located to the V template, through die clamping cylinder drive V template removal.
Furthermore, the bottoms of the storage rods are provided with rotating pieces, the top surfaces of the rotating pieces are lower than the storage rods, and the bottom surfaces of the rotating pieces are higher than the connecting shafts; one end of the rotating sheet is provided with a rotating shaft, and the axis of the rotating shaft is parallel to the storage rod; the other end of the rotating sheet is provided with a deflector rod; a limiting plate is arranged on one side of the rotating sheet facing the welding part, and when the side face of the rotating sheet is in contact with the limiting plate, the rotating sheet is just positioned at the bottom of the storage rod; a return spring is arranged between the rotating sheet and the limiting plate, and the side surface of the rotating sheet is in long-term contact with the limiting plate by the return spring; the movable rod of the telescopic device is provided with a push plate, and the push plate is utilized to push the deflector rod, so that the rotating sheet rotates around the rotating shaft, and the rotating flat sheet is moved away from the bottom of the storage rod.
Furthermore, an adjusting plate is arranged above the connecting plate, a strip-shaped hole is formed in the adjusting plate, the strip-shaped hole is perpendicular to the moving direction of the connecting plate, a limiting pin penetrates through the strip-shaped hole, the angle position of the joint is changed through the connecting position of the limiting pin in the strip-shaped hole, and the axis of the part, inserted into the connecting pipe, of the joint is kept parallel to the connecting pipe; the shape of the cross section of the limit pin is of an oval structure, and the top of the limit pin is provided with a chamfer.
Furthermore, the mounting hole of joint is spline hole structure, and the circumference outer wall processing of depositing the pole has the external splines that suit with the mounting hole structure, and the connecting axle is the cylinder structure.
Furthermore, the connecting pipe feeding mechanism comprises a horizontal conveying groove, and the horizontal conveying groove comprises a bottom plate and side plates arranged on two sides of the bottom plate in a sliding manner; the bottom plate is used for supporting and conveying a connecting pipe, the connecting pipe is perpendicular to the side plates, and the sliding direction of the side plates is parallel to the connecting pipe; the inner wall of curb plate all is equipped with the conveyer belt, and the conveyer belt is located the bottom plate top, and the bottom surface of conveyer belt is on a parallel with the bottom plate, utilizes conveyer belt drive connecting pipe roll to the realization is to welding part input connecting pipe, and the front end of horizontal transfer groove is equipped with the clamp plate for the output opportunity of control connecting pipe.
Furthermore, the rear end of the horizontal conveying groove is communicated with a longitudinal storage groove for caching the connecting pipe, and the connecting pipe automatically falls into the horizontal conveying groove when gravity is utilized.
The invention has the beneficial effects that: has higher automation degree and is beneficial to improving the production efficiency. The feeding mechanism is designed for the connecting pipe and the joint independently; the connecting pipe automatically conveys the connecting pipe to the welding part through the connecting pipe feeding mechanism; the joints correspondingly arranged at the two ends of the connecting pipe are provided with joint caching mechanisms to cache a certain number of joints, and the joints are taken out of the joint caching mechanisms and are arranged at the two ends of the connecting pipe by utilizing the joint pushing mechanisms so as to realize the automatic assembly of the joints and the connecting pipe; then, welding the joint of the connecting pipe and the joint by using an upper welding seat and a lower welding seat which are arranged up and down; and finally, the welded windscreen wiper support rod piece is automatically output through an output mechanism. The operator only needs to supply the joint to joint buffer memory mechanism, supply the connecting pipe to connecting pipe feed mechanism can, avoid directly carrying out weldment work to prevent to influence healthy.
Drawings
The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.
Fig. 1 shows an overall configuration diagram of the present application.
Fig. 2 shows an enlarged view at a in fig. 1.
Fig. 3 shows an enlarged view at B in fig. 1.
Fig. 4 shows an enlarged view at C in fig. 3.
Fig. 5 shows the configuration of the welding member and the output mechanism.
Fig. 6 is a schematic view showing a state of the receiving plate when the output mechanism discharges the wiper blade support bar member.
Fig. 7 is a schematic view showing a state of the receiving plate when the output mechanism carries the wiper blade support bar member.
Fig. 8 shows a configuration diagram of the connecting pipe feeding mechanism.
Fig. 9 is a view showing the structure and positional relationship between the connector buffer mechanism and the holding mechanism.
Fig. 10 shows a schematic view of the state of the present application when the joint pushing mechanism pushes out the joint.
Fig. 11 shows an enlarged view at D in fig. 10.
Fig. 12 shows a schematic view of the state of the present application when the wiper blade support bar is welded.
Fig. 13 shows a schematic view of the state of the present application when the output mechanism carries the wiper blade support bar.
Fig. 14 shows a schematic view of the splice pusher mechanism as it takes splices below the splice buffer mechanism.
Fig. 15 shows an enlarged view at E in fig. 14.
Fig. 16 shows a top view of the joint when connected to the connection plate.
Fig. 17 shows a schematic view of the state of the present application when the wiper support bar is discharged from the output mechanism.
Fig. 18 shows a configuration of the wiper blade support lever.
The labels in the figure are: a connecting pipe-1, a joint-2, a welding part-10, an upper welding seat-11, a lower welding seat-12, a lifting plate-13, a connecting pipe feeding mechanism-20, a horizontal conveying groove-21, a bottom plate-211, a side plate-212, a conveying belt-213, a pressing plate-22, a longitudinal storage groove-23, a joint pushing mechanism-30, a telescopic device-31, a connecting plate-32, a connecting shaft-321, a limiting pin-322, an adjusting plate-323, a strip-shaped hole-3231, a push plate-33, a joint caching mechanism-40, a storage rod-41, a rotating sheet-42, a rotating shaft-421, a deflector rod-422, a limiting plate-43, a reset spring-44, a clamping mechanism-50, a V-shaped plate-51, an inner inclined plane-511, a lower welding seat-12, a lifting plate-13, a connecting pipe feeding mechanism-20, a horizontal conveying groove-21, a bottom plate-211, a limiting pin-322, an adjusting plate-323, a strip-32, a pushing plate-33, a pushing mechanism-40, a storage rod-41, a rotating sheet, a rotating plate, a, A clamping block-52, an outer inclined plane-521, a V-shaped groove-522, a chute-53, a contraction spring-54, a clamping cylinder-55, an output mechanism-60, a conveying plate-61, a bearing plate-62 and a baffle-63.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are a part of the embodiments of the present invention, not all of the embodiments of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; either directly or indirectly through intervening media, or through both elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
A welding device for a wiper blade support bar, as shown in FIG. 18, includes a connecting tube 1 and joints 2 penetrating the connecting tube 1.
As shown in fig. 1, the welding apparatus includes: the welding part 10, the connecting pipe feeding mechanism 20, the joint pushing mechanism 30 and the joint caching mechanism 40.
Specifically, as shown in fig. 5, the welding part 10 includes a pair of upper welding seats 11 and a pair of lower welding seats 12, where the upper welding seats 11 and the lower welding seats 12 are arranged in pairs and used for welding the connection portion of the connection pipe 1 and the joint 2; the surface of the upper welding seat 11 opposite to the lower welding seat 12 is provided with a semicircular groove for compressing the fixed connecting pipe 1 during welding, and the head of a welding gun for welding is arranged in the semicircular grooves of the upper welding seat 11 and the lower welding seat 12 in a penetrating way.
More specifically, the lower welding seat 12 is arranged to move in the vertical direction; the lower welding seats 12 are arranged on the lifting plate 13, and the lifting plate 13 is utilized to drive the pair of lower welding seats 12 to move along the vertical direction simultaneously; the distance between the pair of lower welding seats 12 and the distance between the pair of upper welding seats 11 are adjusted according to the length and the welding position of the connecting pipe 1, so that the welding device is suitable for welding of wiper support rods of more models;
specifically, as shown in fig. 1, the connection pipe feeding mechanism 20 is provided behind the welding unit 10, and is configured to feed the connection pipe 1 into a semicircular groove on the top surface of the lower welding holder 12.
Specifically, as shown in fig. 2, 10, and 11, the joint pushing mechanisms 30 are provided in two sets, and are respectively provided at the left and right ends of the welding member 10. The joint pushing mechanism 30 comprises a telescopic device 31, and a movable rod of the telescopic device 31 is provided with a connecting plate 32. The expansion device 31 drives the connecting plate 32 to reciprocate, and the moving direction is parallel to the axial direction of the connecting pipe 1 when the connecting pipe is placed on the lower welding seat 12. Connecting axle 321 and spacer pin 322 are equipped with along vertical direction on connecting plate 32 top surface to when connecting 2 and falling through gravity, the mounting hole that connecting axle 321 can insert the joint smoothly, the draw-in groove that spacer pin 322 can insert joint 2 smoothly, the mounting hole and the draw-in groove that connect 2 all do the connection use when whole car installation wiper.
Specifically, as shown in fig. 1 and 9, the joint buffer mechanism 40 is correspondingly disposed above the joint pushing mechanism 30 and is provided with a group of storage rods 41 vertically disposed for passing through the mounting holes of the joint, and when the storage rods 41 input the joint 2 to the joint pushing mechanism 30, the connecting shaft 321 is coaxially disposed below the storage rods 41. The middle section and the upper section of the storage rod 41 are both provided with a clamping mechanism 50 for fixing the storage rod 41.
According to the using principle, when the connector 2 is added or supplemented for the first time, the connector 2 is put into the upper end of the storage rod 41, and at the moment, the storage rod 41 is clamped and fixed by the two clamping mechanisms 50; then the upper clamping mechanism 50 loosens the storage rod 41, so that the joint falls into the middle section of the storage rod 41 and is still positioned above the middle clamping mechanism 50; then the upper clamping mechanism 50 clamps and fixes the storage rod 41; then, the middle clamping mechanism 50 releases the storage rod 41, so that the joint falls into the lower section of the storage rod 41, and then the middle clamping mechanism 50 continues to clamp the storage rod 41.
Preferably, the welding device for the wiper blade support bar shown in fig. 1 further includes an output mechanism 60, and as shown in fig. 5 to 7, the output mechanism 60 includes a conveying plate 61 disposed to be inclined. The front end of the conveying plate 61 is higher than the rear end, the front end is rotatably provided with a receiving plate 62, and the direction of the rotating shaft of the receiving plate 62 is parallel to the axial direction of the connecting pipe 1 when welding. The receiving plate 62 is used for receiving the wiper blade supporting rod after welding is completed, so that the connecting pipe 1 is separated from the lower welding seat 12.
It is further preferable that the receiving plate 62 is located below the upper soldering nest 11 and between the upper soldering nest 11 to prevent the receiving plate 62 from contacting the upper soldering nest 11 and the lower soldering nest 12.
It is further preferable that a baffle 63 is provided on the bottom surface of the front end of the conveying plate 61 as shown in fig. 7, and when the wiper support rod member after the welding is temporarily stored on the carrying plate 62, the front end of the baffle 63 contacts the bottom surface of the carrying plate 62 to limit the carrying plate 62, so as to prevent the carrying plate 62 from rotating downward and losing the carrying and supporting function of the wiper assembly.
It is further preferred that the cross-section of the bearing plate 62 is an arc structure, and the groove direction of the bearing plate faces upward, so as to increase the stability of the connection pipe 1 when the connection pipe is received.
Preferably, as shown in fig. 3 and 4, the clamping mechanism 50 includes a V-shaped plate 51 and a pair of clamping blocks 52. The V-shaped plate 51 has a pair of inner inclined surfaces 511 arranged in a V-shaped configuration. One corner of the holding block 52 is provided with an outer inclined surface 521, the holding block 52 is positioned between the inner inclined surfaces 511, and the outer inclined surface 521 is in sliding contact with the inner inclined surfaces 511. The V-shaped plate 51 is movably arranged along the direction vertical to the connecting line of the two clamping blocks 52; the clamping blocks 52 are all slidably arranged in the sliding grooves 53, and the sliding direction is consistent with the direction of the connecting line of the two clamping blocks 52. The holding blocks 52 are provided with contracting springs 54 on the outer sides in the moving direction, and the holding blocks 52 are pulled apart towards the two ends by the contracting springs 54 to release the storage rods 41. The surfaces of the clamping blocks 52 opposite to each other in the moving direction are provided with V-shaped grooves 522, the V-shaped grooves 522 are formed in the vertical direction and used for clamping the storage rod 41, the V-shaped plate 51 is arranged at the front end of a push rod of a clamping cylinder 55, and the V-shaped plate 51 is driven to move through the clamping cylinder 55. When the V-shaped plate 51 moves towards the holding block 52, the holding block 52 gradually moves towards the middle along the sliding groove 53 as the included angle of the inner inclined surface 511 is reduced, so that the holding rod 41 is held, the two holding blocks 52 simultaneously move towards the middle part by using the V-shaped plate 51 to clamp the holding rod 41, the position is uniform when the holding rod 41 is clamped every time, and the holding rod 41 is always in a relatively fixed position. When the chevron plate 51 moves away from the clamp block 52, the clamp block 52 loses its pressure on the chevron plate 51 and moves toward the ends under the tension of the retraction spring 54, thereby releasing the storage rod 41.
Preferably, as shown in fig. 2, 11 and 14, the bottom of the storage rod 41 is provided with a rotating piece 42, and the top surface of the rotating piece 42 is lower than the storage rod 41 and the bottom surface is higher than the connecting shaft 321. One end of the rotating sheet 42 is provided with a rotating shaft 421, and the axis of the rotating shaft 421 is parallel to the storage rod 41; the other end of the rotating sheet 42 is provided with a shift lever 422. A limiting plate 43 is arranged on one side of the rotating sheet 42 facing the welding component 10, and when the side of the rotating sheet 42 contacts with the limiting plate 43, the rotating sheet 42 is just at the bottom of the storage rod 41 and is used for supporting the joint 2 temporarily stored on the storage rod 41 and preventing the joint 2 from falling down. A return spring 44 is provided between the rotating piece 42 and the stopper plate 43, and the side surface of the rotating piece 42 and the stopper plate 43 are in a long-term contact state by the return spring 44. The movable lever of the telescopic device 31 is provided with a push plate 33, and the lever 422 is pushed by the push plate 33, so that the rotary plate 42 is rotated about the rotary shaft 421 to remove the rotary plate 42 from the bottom of the storage rod 41. As shown in fig. 14, when the rotating piece 42 rotates by a predetermined angle, the connecting shaft 321 moves to below the storage rod 41, and just the connecting shaft 321 is coaxial with the storage rod 41, and the connector 2 can fall from the storage rod 41 to the connecting shaft 321.
It is further preferable that the cross-section of the edges of both sides of the rotation piece 42 is acute-angled so as to be inserted between the upper and lower joints 2.
Preferably, as shown in fig. 15, an adjusting plate 323 is disposed above the connecting plate 32, a strip-shaped hole 3231 is formed in a top surface of the adjusting plate 323, the strip-shaped hole 3231 is perpendicular to a moving direction of the connecting plate 32, and the limit pin 322 is inserted through the strip-shaped hole 3231, so as to change an angular position of the joint 2 by a connection position of the limit pin 322 in the strip-shaped hole 3231, so that an axis of a portion of the joint 2 inserted into the connecting pipe 1 is kept parallel to the connecting pipe 1.
It is further preferred that the shape of the cross-section of the spacing pin 322 is an oval structure as shown in fig. 15 and 16, the rotational spacing pin 322 can be adapted to the different width dimensions of the connector slots, and the top has a chamfer to facilitate the passage through the slots of the connector 2.
Preferably, as shown in fig. 16, the mounting hole of the joint 2 is a spline hole structure, the outer circumferential wall of the storage rod 41 is provided with an external spline adapted to the mounting hole structure to prevent the joint 2 from rotating around the storage rod 41, the connecting shaft 321 is a cylindrical structure to facilitate the joint 2 to smoothly fall into the connecting shaft 321, then the limiting pin 322 and the connecting shaft 321 together limit the joint, and the diameter of the connecting shaft 321 is smaller than the inner contour size of the mounting hole.
More specifically, as shown in fig. 8, the connecting pipe feeding mechanism 20 includes a horizontal conveying groove 21, and the horizontal conveying groove 21 includes a bottom plate 211 and side plates 212 slidably disposed on both sides of the bottom plate 211; the bottom plate 211 is used for supporting and conveying the connecting pipe 1, the connecting pipe 1 is perpendicular to the side plate 212, the sliding direction of the side plate 212 is parallel to the connecting pipe 1, and different lengths of the connecting pipe 1 can be adapted by adjusting the sliding direction of the side plate 212; the inner walls of the side plates 212 are provided with the conveying belts 213, the conveying belts 213 are located above the bottom plate 211, the bottom surfaces of the conveying belts 213 are parallel to the bottom plate 211, the conveying belts 213 are used for driving the connecting pipes 1 to roll, so that the connecting pipes 1 can be input into the welding part 10, the front end of the horizontal conveying groove 21 is provided with the pressing plate 22 for controlling the output time of the connecting pipes 1, only one connecting pipe 1 is output each time, and the first connecting pipe 1 at the front end of the horizontal conveying groove 21 is pressed by the pressing plate 22 immediately after output to prevent the first connecting pipe 1 from continuously moving.
Preferably, as shown in fig. 8, a longitudinal storage groove 23 is provided at the rear end of the horizontal conveying groove 21 to buffer the connection pipe 1, and the connection pipe 1 automatically falls into the horizontal conveying groove 21 by gravity.
The specific implementation mode is as follows: as shown in fig. 9, the connection pipe 1 is directly fed into the semicircular groove on the top surface of the lower welding seat 12 from the front end of the horizontal conveying groove 21, and then the pressing plate 22 moves downward to press and fix the connection pipe 1 at the front end of the horizontal conveying groove 21. The connector 2 falls into the connecting plates 32 from the storage rod 41, and under the driving action of the telescopic device 31, the connecting plates 32 at the two ends simultaneously drive the connector 2 to move towards the connecting pipe 1, and simultaneously insert the connector 2 into the two ends of the connecting pipe 1; under the action of the lifting plate 13, the lower welding seat 12 moves towards the upper welding seat 11, the connecting pipe 1 and the joint 2 also move together, and the joint 2 is separated from the connecting plate 32 in the upward movement process; after the connector 2 is completely separated from the connecting plate 32, the connecting plate 32 moves to below the connector buffer mechanism 40 again, and as shown in fig. 14, the push plate 33 pushes the rotating piece 42 away, so that the connector 2 on the storage rod 41 falls into the connecting plate 32. As shown in fig. 12, after the lower welding holder 12 is moved to a predetermined position toward the upper welding holder 11, both ends of the connection pipe 1 are welded by welding tips provided in the lower welding holder 12 and the upper welding holder 11. After the welding is completed, the lower welding seat 12 starts to descend, and the wiper blade support bar will also move to descend. When the wiper support bar descends to a predetermined height as shown in fig. 13 and 7, the connecting pipe 1 is stopped by the receiving plate 62, the lower solder base 12 stops descending to a predetermined position, and the next connecting pipe 1 is sent through the horizontal conveying trough 21. When the lower welding base 12 drives the next connecting pipe 1 to rise again, the connecting pipe 1 pushes the receiving plate 62 to rotate to the state shown in fig. 6, and at this time, the wiper support rod member that is welded before is discharged from the receiving plate 62 and is output along the conveying plate 61. When the connecting pipe 1 in the lower welded base 12 passes over the receiving plate 62, the receiving plate 62 is restored to the state shown in fig. 7 again to be ready to receive the next wiper blade supporting bar member which is completed welding.
The foregoing is only a preferred embodiment of the present invention and is not intended to be exhaustive or to limit the invention. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention.
Claims (7)
1. A welding device for a wiper blade support bar, said support bar comprising a connecting tube (1) and joints (2) threaded at the two ends of the connecting tube (1), characterized in that said welding device comprises:
the welding part (10) comprises a pair of upper welding seats (11) and a pair of lower welding seats (12), wherein the upper welding seats (11) and the lower welding seats (12) are arranged in pairs and used for welding the connecting part of the connecting pipe (1) and the joint (2); the lower welding seat (12) is arranged in a moving way along the vertical direction;
the connecting pipe feeding mechanism (20) is arranged behind the welding part (10) and is used for inputting the connecting pipe (1) into the lower welding seat (12);
the joint pushing mechanisms (30) are two in number and are respectively arranged at the left end and the right end of the welding part (10); the joint pushing mechanism (30) comprises a telescopic device (31), a movable rod of the telescopic device (31) is provided with a connecting plate (32), the telescopic device (31) drives the connecting plate (32) to reciprocate, and the moving direction is parallel to the axial direction of the connecting pipe (1) when the connecting pipe is placed on the lower welding seat (12); a connecting shaft (321) and a limiting pin (322) are arranged on the top surface of the connecting plate (32) along the vertical direction, the connecting shaft (321) is used for penetrating through the mounting hole of the joint (2), and the limiting pin (322) is used for penetrating through the clamping groove of the joint (2);
the connector caching mechanisms (40) are correspondingly arranged above the connector pushing mechanisms (30) and respectively provided with a group of vertically-arranged storage rods (41) and used for penetrating through mounting holes of connectors, when the storage rods (41) input the connectors (2) to the connector pushing mechanisms (30), the connecting shafts (321) are coaxially positioned below the storage rods (41), and the middle sections and the upper sections of the storage rods (41) are respectively provided with a clamping mechanism (50) and used for fixing the storage rods (41); the bottom of the storage rod (41) is provided with a rotating sheet (42), the top surface of the rotating sheet (42) is lower than the storage rod (41), the bottom surface of the rotating sheet (42) is higher than the connecting shaft (321), one end of the rotating sheet (42) is provided with a rotating shaft (421), the axis of the rotating shaft (421) is parallel to the storage rod (41), and the other end of the rotating sheet (42) is provided with a shifting lever (422); a limiting plate (43) is arranged on one side, facing the welding part (10), of the rotating sheet (42);
when the side surface of the rotating sheet (42) is contacted with the limiting plate (43), the rotating sheet (42) is positioned at the bottom of the storage rod (41); a return spring (44) is arranged between the rotating sheet (42) and the limiting plate (43), and the side surface of the rotating sheet (42) is in long-term contact with the limiting plate (43) by the return spring (44);
a push plate (33) is arranged on a movable rod of the telescopic device (31), and the push plate (33) is used for pushing the shifting rod (422), so that the rotating sheet (42) rotates around the rotating shaft (421).
2. The welding device for the wiper blade support bar of claim 1, further comprising an output mechanism (60) including an inclined conveying plate (61), wherein the front end of the conveying plate (61) is higher than the rear end, and the front end is rotatably provided with a receiving plate (62) for receiving the wiper blade support bar after the welding is completed.
3. The welding device for the supporting rod of the wiper blade as recited in claim 1, wherein the holding mechanism (50) comprises a V-shaped plate (51) and a pair of holding blocks (52), the V-shaped plate (51) has a pair of inner inclined surfaces (511) arranged in a V-shaped configuration, one corner of each holding block (52) has an outer inclined surface (521), the holding blocks (52) are all located between the inner inclined surfaces (511), the outer inclined surfaces (521) are in sliding contact with the inner inclined surfaces (511), the V-shaped plate (51) is movably arranged in a direction perpendicular to a connecting line of the two holding blocks (52), the holding blocks (52) are all slidably arranged in the sliding grooves (53), the sliding direction is consistent with the connecting line of the two holding blocks (52), the outside of the holding blocks (52) in the moving direction is provided with a contracting spring (54), the surfaces of the holding blocks (52) opposite to the moving direction are provided with V-shaped grooves (522), the V-shaped plate (51) is arranged at the front end of a push rod of a clamping cylinder (55).
4. The welding device for the support rod of the windscreen wiper as claimed in claim 1, wherein an adjusting plate (323) is disposed above the connecting plate (32), a strip-shaped hole (3231) is formed in the adjusting plate (323), the strip-shaped hole (3231) is perpendicular to the moving direction of the connecting plate (32), the limiting pin (322) is disposed through the strip-shaped hole (3231), the limiting pin (322) has an oval cross section, and the top of the limiting pin is chamfered.
5. The welding device for the support rod of the wiper blade as claimed in claim 1, wherein the mounting hole of the joint (2) is a spline hole structure, the outer circumferential wall of the holding rod (41) is formed with external splines corresponding to the mounting hole structure, and the connecting shaft (321) is a cylindrical structure.
6. The welding device for the support rod of the wiper blade of claim 1, wherein the connecting tube feeding mechanism (20) comprises a horizontal conveying groove (21), the horizontal conveying groove (21) comprises a bottom plate (211) and side plates (212) slidably disposed on two sides of the bottom plate (211), the bottom plate (211) is used for supporting and conveying the connecting tube (1), the connecting tube (1) is perpendicular to the side plates (212), the sliding direction of the side plates (212) is parallel to the connecting tube (1), the inner walls of the side plates (212) are respectively provided with a conveying belt (213), the conveying belts (213) are disposed above the bottom plate (211), the bottom surface of each conveying belt (213) is parallel to the bottom plate (211), the connecting tube (1) is driven to roll by the conveying belts (213), and the front end of the horizontal conveying groove (21) is provided with a pressing plate (22) for controlling the output timing of the connecting tube (1).
7. The welding device for the wiper blade support bar of claim 6, wherein the horizontal transfer groove (21) is communicated at the rear end with a longitudinal storage groove (23) for buffering the connection pipe (1), and the connection pipe (1) automatically falls into the horizontal transfer groove (21) by gravity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111353704.3A CN113798719B (en) | 2021-11-16 | 2021-11-16 | Welding device for windscreen wiper support rod piece |
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| CN202111353704.3A CN113798719B (en) | 2021-11-16 | 2021-11-16 | Welding device for windscreen wiper support rod piece |
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| CN113798719B true CN113798719B (en) | 2022-02-11 |
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| CN117139985B (en) * | 2023-10-30 | 2024-01-30 | 江苏智锐博成能源科技有限公司 | Wiper welding equipment |
| CN117900614B (en) * | 2024-03-18 | 2024-06-07 | 丹阳市长江汽车部件有限公司 | Welding equipment for automobile parts |
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