CN205464969U - Welding system - Google Patents

Abstract

The utility model discloses a welding system, which is used for welding automobile parts, and welding nuts are arranged on the automobile parts; the welding system comprises a clamp switching base, a first connecting plate, a clamp mounting seat, a positioning and clamping mechanism combination and a manipulator welding device, wherein the clamp switching base, the first connecting plate, the clamp mounting seat, the positioning and clamping mechanism combination and the manipulator welding device are sequentially arranged from bottom to top; the positioning and clamping mechanism combination comprises a plurality of positioning and clamping mechanisms which are arranged at intervals; some of the positioning and clamping mechanisms are provided with part sensing devices to detect whether the positioning and clamping mechanism combination is provided with an automobile part, and other positioning and clamping mechanisms are provided with welding nut sensing devices to sense a welding nut on the automobile part; the positioning and clamping mechanism provided with the welding nut sensing device is provided with a telescopic pin locking device and at least one fixed positioning pin. The utility model discloses a to auto parts's automatic positioning, press from both sides tightly and welding, need not the manual work, improved auto parts's welding quality.

Description

welding system

technical field

The utility model relates to a welding system.

Background technique

With the continuous progress of society, pure manual labor is gradually replaced by machinery and equipment. The current welding equipment is basically dedicated to special machines, which cannot meet the needs of enterprises to produce diversified products; different welding equipment often requires manual labor to integrate into automated production lines, and relying solely on the efficiency of manual production lines requires more manpower and more More equipment can meet the market demand for diversified products. Therefore how to solve the above problems is an urgent problem.

Utility model content

The utility model provides a welding system, which realizes automatic positioning, clamping and welding of auto parts.

In order to realize the purpose of the utility model, the utility model adopts the following technical solutions:

A welding system is used for welding auto parts, and welding nuts are arranged on the auto parts; the welding system includes a fixture switching base arranged sequentially from bottom to top, a first connecting plate connecting the fixture switching base, connecting the The clamp mounting seat of the first connecting plate, the positioning clamping mechanism combination connecting the clamp mounting base, and the robot welding device; the positioning clamping mechanism combination includes several positioning clamping mechanisms arranged at intervals; some of the positioning clamps Parts sensing devices are provided on the tightening mechanism to detect whether the positioning and clamping mechanism combination is installed with the auto parts, and other positioning and clamping mechanisms are provided with weld nut sensing devices to sense the auto parts on the positioning and clamping mechanisms. Weld nut; the positioning and clamping mechanism provided with the welding nut induction device has a telescopic pin locking device and at least one fixed positioning pin; the telescopic pin locking device includes a telescopic pin unit set corresponding to the welding nut sensing device . A double guide rod cylinder located on the side of the telescopic pin unit close to the fixture mounting seat and a push rod assembly connecting the telescopic pin unit and the double guide rod cylinder; the telescopic pin unit includes at least one telescopic pin.

In one embodiment, the component sensing devices are respectively provided on the positioning and clamping mechanisms located at opposite ends of the fixture mounting base.

In one of the embodiments, the fixture mounting seat includes a fixture placing platform and two second connecting plates located below the fixture placing platform; the two second connecting plates are respectively located at both ends of the fixture placing platform; There are two first connecting plates, and the two second connecting plates are respectively connected to the two first connecting plates by screws.

In one of the embodiments, at least two lifting rings are provided on the upper side of the fixture placing platform.

In one embodiment, a plurality of supports abutting against the clamp switching base are further provided under the clamp placement platform.

In one of the embodiments, the clamp switching base includes a frame body, two positioning devices installed on the top of the frame body, and four supporting devices installed on the bottom four ends of the frame body; The support plate of the support member; the two positioning devices correspond to the two first connecting plates; each positioning device includes a first positioning plate installed on the frame, a positioning plate located on the first positioning plate One side and the second positioning plate connected to the frame, the fixture pressure nail screwed to the second positioning plate, and the first positioning pin, the second positioning pin and the manual latch installed on the first positioning plate The first positioning pin and the second positioning pin are respectively located at both ends of the first positioning plate; the second positioning plate is located on the side of the first positioning pin away from the second positioning pin; the first The first positioning pin and the second positioning pin are respectively provided with half-waist holes on the connecting plate.

In one of the embodiments, the supporting device includes a supporting anchor plate and a third connecting plate connecting the frame body and the supporting anchor plate; one side; the supporting base plate is connected to the third connecting plate through fastening screws.

In one of the embodiments, the supporting base plate includes a first plate portion located below the third connecting plate and a second plate portion connecting the first plate portion and the third connecting plate; the first plate An anchor screw hole is provided on the part; a waist-shaped hole is provided on the second board part.

In one of the embodiments, the supporting device further includes at least two supporting nails, each of the supporting nails passes through the third connecting plate, and is screwed to two adjusting nuts; two of the supporting nails on each of the supporting nails The adjusting nuts are respectively located on both sides of the third connecting plate.

In one embodiment, the supporting nails of the supporting device are connected through a flat plate, and the flat plate is located below the third connecting plate.

The welding system described in the utility model is compared with the prior art: the utility model realizes automatic positioning, clamping and welding of auto parts without manual work, and improves the welding quality of auto parts.

Description of drawings

Fig. 1 is a schematic structural view of a welding system according to an embodiment of the present invention;

Fig. 2 is a structural schematic diagram of the welding system shown in Fig. 1 after removing the robot welding device;

Fig. 3 is a schematic structural view of the positioning and clamping mechanism with telescopic pin locking device shown in Fig. 1;

Fig. 4 is an exploded schematic diagram of the welding system shown in Fig. 1 after removing the combination of the welding device of the manipulator and the positioning and clamping mechanism;

Fig. 5 is a schematic structural view of the clamp switching base shown in Fig. 1;

Fig. 6 is a structural schematic view of the first connecting plate installed on the clamp switching base shown in Fig. 1 .

In the picture:

10. Fixture switching base; 11. Frame body; 111. Support plate; 12. Positioning device; 121. First positioning plate; 122. Second positioning plate; 123. Fixture pressing nail; 124. First positioning pin; 125. 126, bolt; 13, support device; 131, support base plate; 132, first plate portion; 133, second plate portion; 134, third connecting plate; 135, support nail; 136, adjustment nut ; 137, tablet.

20. The first connecting plate; 21. Half-waist hole;

30. Fixture mounting seat; 31. Fixture placement platform; 32. Second connecting plate; 33. Support member; 34. Lifting ring;

40. Positioning and clamping mechanism combination; 41. Positioning and clamping mechanism; 42. Parts sensing device; 43. Welding nut sensing device; 44. Telescopic pin locking device; 441. Telescopic pin; 442. Double guide rod cylinder; 443. Push Rod assembly; 45, fixed positioning pin;

50. Manipulator welding device;

60. Auto parts.

detailed description

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. Preferred embodiments of the utility model are provided in the accompanying drawings. However, the invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present utility model more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in Figures 1 to 6, the present embodiment discloses a welding system for welding an auto part 60, on which a welding nut is arranged; the welding system includes a clamp switching base 10, The first connecting plate 20 of the switching base 10 of the two connecting fixtures, the fixture mounting seat 30 connecting the first connecting plate 20, the positioning and clamping mechanism combination 40 connecting the fixture mounting seat 30, and the robot welding device 50; the positioning and clamping mechanism combination 40 It includes several positioning and clamping mechanisms 41 arranged at intervals.

In this embodiment, the specific structure of each positioning and clamping mechanism 41 is determined according to the shape of the auto part 60 and the clamping position of the auto part 60 .

As shown in Figure 2, some of the positioning and clamping mechanisms 41 are provided with part sensing devices 42 to detect whether the positioning and clamping mechanism combination 40 is installed with an automobile part 60, and some other positioning and clamping mechanisms 41 are provided with welding nut sensing devices. The device 43 is used to detect whether the placement position of the auto part 60 on the positioning and clamping mechanism assembly 40 is correct by sensing the welding nut on the auto part 60 .

The part sensing devices 42 are respectively arranged on the positioning and clamping mechanisms 41 located at opposite ends of the fixture mounting base 30 to perform basic positioning on the automobile part 60 first.

At least one fixed positioning pin 45 is provided on the positioning and clamping mechanism 41 provided with the welding nut induction device 43, which is used to lock the auto part 60, so that the auto part 60 will not be locked during the process of being clamped by the positioning and clamping mechanism 41. Movements will occur. The number of telescopic pins 441 on each positioning and clamping mechanism 41 provided with a welding nut induction device 43 is determined according to the specific shape and welding conditions of the auto parts 60 .

If the number of fixed positioning pins 45 on the positioning clamping mechanism 41 exceeds four, the automobile part 60 cannot be easily removed from the positioning clamping mechanism 41 because of too many fixed positioning pins 45 after the welding process is deformed. In order to solve this problem, in this embodiment, a telescopic pin locking device 44 is also provided on the positioning clamping mechanism 41 provided with a welding nut induction device 43; as shown in Figure 3, the telescopic pin locking device 44 includes a corresponding welding nut induction The telescopic pin unit provided by the device 43, the double guide rod cylinder 442 located on the side of the telescopic pin unit close to the clamp mounting seat 30, and the push rod assembly 443 connecting the telescopic pin unit and the double guide rod cylinder 442; the telescopic pin unit includes at least one telescopic pin 441. By replacing an appropriate number of fixed positioning pins 45 with telescopic pins 441, for example, two of the four fixed positioning pins 45 are replaced with telescopic pins 441, the auto parts 60 after welding can be easily removed from the utility model. The positioning and clamping mechanism assembly 40 is taken off. After the auto part 60 is clamped, the weld nut induction device 43 senses the weld nut on the auto part 60 to confirm whether the placement position of the auto part 60 on the positioning clamping mechanism combination 40 is correct, if the weld nut is sensed, then Prove that the position of the auto part 60 is placed correctly, then, the double guide rod cylinder 442 drives the telescopic pin 441 towards the direction of the auto part 60 through the push rod assembly 443 until it passes through the part of the auto part 60 that is sensed by the welding nut induction device 43 Weld the nut to lock the auto part 60; when the auto part 60 is locked, the subsequent clamping action can be performed on the auto part 60.

Preferably, as shown in FIG. 4 , the fixture mount 30 includes a fixture placement platform 31 and two second connecting plates 32 located below the fixture placement platform 31; the two second connecting plates 32 are located at both ends of the fixture placement platform 31; Correspondingly, there are two first connecting plates 20 , and the two second connecting plates 32 are respectively connected to the two first connecting plates 20 by screws.

In order to facilitate the handling of the fixture mounting base 30 , at least two lifting rings 34 are provided on the upper side of the fixture platform 31 .

Preferably, a plurality of supports 33 abutting against the clamp switching base 10 are provided below the fixture placing platform 31 , so that the fixture placing platform 31 is not easily deformed under the weight of the auto parts 60 and each positioning and clamping mechanism 41 .

As shown in Figures 5 and 6, the clamp switch base 10 includes a frame body 11, two positioning devices 12 installed on the top of the frame body 11, and four support devices 13 installed on the bottom four ends of the frame body 11; the frame body 11 has abutment There is a one-to-one correspondence between the support plate 111 of the support member 33 , the two positioning devices 12 and the two first connecting plates 20 . Wherein, the positioning device 12 is used for positioning the first connecting plate 20 that can carry different fixtures, and the supporting device 13 is used for supporting the frame body 11 on the ground.

Each positioning device 12 includes a first positioning plate 121 installed on the frame body 11, a second positioning plate 122 located on one side of the first positioning plate 121 and connected to the frame body 11, and a clamping nail 123 screwed to the second positioning plate 122 , and the first positioning pin 124, the second positioning pin 125 and the manual latch 126 installed on the first positioning plate 121; the first positioning pin 124 and the second positioning pin 125 are respectively located at the two ends of the first positioning plate 121; The second positioning plate 122 is located on the side of the first positioning pin 124 away from the second positioning pin 125 ; the first connecting plate 20 is provided with a half-waist hole 21 corresponding to the first positioning pin 124 and the second positioning pin 125 .

When positioning the entire clamp mounting seat 30, the latch 126 is first removed from the first positioning plate 121, and then the first connecting plate 20 connected with the clamp mounting base 30 is placed on the first positioning plate 121, and passed through the first positioning plate 121. The positioning pin 124 and the second positioning pin 125 respectively pass through the corresponding half-waist holes 21 to initially position the clamp mounting seat 30, and then press the clamp pressing nail 123 on the side of the first connecting plate 20, so that The first connecting plate 20 cannot move in the horizontal direction, and finally the plug 126 is inserted to press the first connecting plate 20 tightly on the first positioning plate 121, so that the first connecting plate 20 cannot move in the up and down direction, thereby Accurate positioning of the entire fixture is achieved.

The support device 13 includes a support anchor plate 131 and a third connection plate 134 connecting the frame body 11 and the support anchor plate 131; the support anchor plate 131 is located on the side of the third connection plate 134 away from the frame body 11; the support anchor plate 131 is fastened The third connecting plate 134 is connected by screws.

The first positioning plate 121 has a first pin insertion hole corresponding to the first positioning pin 124, a second pin insertion hole corresponding to the second positioning pin 125 and a third pin insertion hole corresponding to the latch 126; the first positioning pin 124, the second positioning pin 125 and the latch pin 126 are respectively fastened in the corresponding first pin insertion hole, the second pin insertion hole and the third pin insertion hole.

The supporting base plate 131 includes a first plate portion 132 positioned below the third connecting plate 134 and a second plate portion 133 connecting the first plate portion 132 and the third connecting plate 134; An anchor screw hole connecting the part 132 to the welding platform 31 ; a waist-shaped hole for adjusting the distance between the first plate part 132 and the third connecting plate 134 is provided on the second plate part 133 .

The supporting device 13 also includes at least two supporting nails 135, each supporting nail 135 passes through the third connecting plate 134, and is screwed to two adjusting nuts 136; the two adjusting nuts 136 on each supporting nail 135 are located on the third connecting plate 134 on both sides. The arrangement of the support nails 135 reduces the force exerted on the support anchor plate 131 by the frame body 11, the clamp mounting seat 30 and the positioning and clamping mechanism combination 40, and avoids the bending of the support anchor plate 131 due to excessive force.

The supporting nails 135 of the supporting device 13 are connected through a flat plate 137 , and the flat plate 137 is located below the third connecting plate 134 . The flat plate 137 can prevent the supporting nails 135 from crushing the ground.

When the utility model is implemented in practice, first select the clamp mounting seat 30 of the band positioning clamping mechanism 41 adapted to it according to the auto parts 60; then connect the clamp mounting base 30 and the clamp switching base 10 through the first connection; The welded auto parts 60 are installed on each positioning clamping mechanism 41, and after being detected by the part sensing device 42 and the welding nut sensing device 43 and confirmed to be correct, each positioning clamping mechanism 41 performs respective clamping and/or positioning actions; Finally, the robot welding device 50 performs a welding action on the auto parts 60 .

To sum up, the utility model realizes the automatic positioning, clamping and welding of auto parts without manual work, and improves the welding quality of auto parts 60 .

The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. A welding system for welding auto parts, said auto parts are provided with welding nuts; it is characterized in that the welding system comprises a clamp switching base arranged in sequence from bottom to top, a first clamp connecting the clamp switching base The connecting plate, the fixture mounting seat connected to the first connecting plate, the positioning and clamping mechanism combination connecting the fixture mounting seat, and the robot welding device; the positioning and clamping mechanism combination includes several positioning and clamping mechanisms arranged at intervals; Some of the positioning and clamping mechanisms are provided with part sensing devices to detect whether the positioning and clamping mechanism combination is installed with the auto parts, and some other positioning and clamping mechanisms are provided with welding nut sensing devices to sense The welding nut on the automobile part; the positioning clamping mechanism provided with the welding nut induction device has a telescopic pin locking device and at least one fixed positioning pin; the telescopic pin locking device includes a corresponding induction pin for the welding nut The telescopic pin unit provided by the device, the double guide rod cylinder located on the side of the telescopic pin unit close to the clamp mounting seat, and the push rod assembly connecting the telescopic pin unit and the double guide rod cylinder; the telescopic pin unit At least one retractable pin is included. 2 . The welding system according to claim 1 , wherein the component induction devices are respectively provided on the positioning and clamping mechanisms located at opposite ends of the fixture mounting base. 3 . 3. The welding system according to claim 1, wherein the fixture mounting seat comprises a fixture placement platform and two second connection plates located below the fixture placement platform; the two second connection plates are respectively located The clamp is placed at both ends of the platform; the number of the first connecting plates is two, and the two second connecting plates are respectively connected to the two first connecting plates by screws. 4. The welding system according to claim 3, wherein at least two lifting rings are provided on the upper side of the fixture placement platform. 5 . The welding system according to claim 3 , wherein a plurality of supports abutting against the clamp switching base are provided under the clamp placement platform. 6 . 6. The welding system according to claim 5, wherein the clamp switching base comprises a frame body, two positioning devices installed on the top of the frame body, and four support devices installed at the bottom four ends of the frame body The frame body has a support plate abutting against the support member; the two positioning devices correspond to the two first connecting plates; each positioning device includes a first positioning device mounted on the frame body plate, a second positioning plate located on one side of the first positioning plate and connected to the frame, a clamping nail screwed to the second positioning plate, and a first positioning plate installed on the first positioning plate pin, a second positioning pin and a manual latch; the first positioning pin and the second positioning pin are located at both ends of the first positioning plate; the second positioning plate is located at the first positioning pin away from the second positioning One side of the pin; the first locating pin and the second locating pin are respectively provided with half-waisted holes on the first connecting plate. 7. The welding system according to claim 6, wherein the supporting device comprises a supporting anchor plate and a third connecting plate connecting the frame body and the supporting anchor plate; the supporting anchor plate is located on the The third connecting plate is away from the side of the frame body; the supporting base plate is connected to the third connecting plate through fastening screws. 8. The welding system according to claim 7, wherein the supporting anchor plate comprises a first plate portion located below the third connecting plate and a second plate portion connecting the first plate portion and the third connecting plate. The second board part; the first board part is provided with anchor screw holes; the second board part is provided with waist-shaped holes. 9. The welding system according to claim 7, wherein the supporting device further comprises at least two supporting nails, each of the supporting nails passes through the third connecting plate, and is screwed to two adjusting nuts; The two adjusting nuts on each of the supporting nails are respectively located on two sides of the third connecting plate. 10 . The welding system according to claim 9 , wherein the supporting nails of the supporting device are connected through a flat plate, and the flat plate is located below the third connecting plate. 11 .