阅读说明：本技术 一种对位焊接设备 (Alignment welding equipment ) 是由 万发 蒋玉斌 于 2020-12-04 设计创作，主要内容包括：本发明涉及产品焊接加工技术领域,公开了一种对位焊接设备,该对位焊接设备包括用于定位待焊接产品的产品定位机构；承载并输送所述产品定位机构的第一移载机构；用于将所述产品定位机构从所述第一移载机构上顶升并对位的顶升对位机构；用于在对位后对所述产品定位机构上的待焊接产品进行焊接的焊接机构。本发明对位焊接设备结构合理,通过产品定位机构对待焊接产品进行有效定位,并在定位后对产品定位机构进行顶升对位,保证了待焊接产品上待焊接面的平整度和焊接时的稳定性,可以有效提升焊接精度,保证焊接质量。(The invention relates to the technical field of product welding processing, and discloses alignment welding equipment which comprises a product positioning mechanism for positioning a product to be welded; a first transfer mechanism for carrying and conveying the product positioning mechanism; the jacking and aligning mechanism is used for jacking and aligning the product positioning mechanism from the first transfer mechanism; and the welding mechanism is used for welding the product to be welded on the product positioning mechanism after alignment. The alignment welding equipment is reasonable in structure, the product to be welded is effectively positioned through the product positioning mechanism, and the product positioning mechanism is jacked and aligned after positioning, so that the flatness of the surface to be welded on the product to be welded and the stability during welding are guaranteed, the welding precision can be effectively improved, and the welding quality is guaranteed.)

1. An alignment welding apparatus, comprising:

the product positioning mechanism is used for positioning a product to be welded;

a first transfer mechanism for carrying and conveying the product positioning mechanism;

the jacking and aligning mechanism is used for jacking and aligning the product positioning mechanism from the first transfer mechanism;

and the welding mechanism is used for welding the product to be welded on the product positioning mechanism after alignment.

2. The alignment welding apparatus of claim 1, wherein the product positioning mechanism comprises:

the positioning assembly is used for supporting and positioning a back plate of a product to be welded;

and a plurality of internal stay plastic mechanisms matched with a plurality of frames of products to be welded one by one, wherein each internal stay plastic mechanism comprises an internal stay driving assembly and an internal stay block, the internal stay driving assembly can drive the internal stay block to be abutted against the inner wall of the frame of the product to be welded, and the frame is positioned and shaped from the inside of the frame to the outside of the frame.

3. The alignment welding apparatus of claim 2 wherein the inner support drive assembly comprises a first drive member, a linkage arrangement, and a first tie rod, the drive member being connected to the first tie rod by the linkage arrangement.

4. The alignment welding device according to claim 3, wherein the product positioning mechanism further comprises a base plate, a limiting groove matched with the pull rod is formed in the base plate, and the limiting groove limits the pull rod to move only along the length direction of the pull rod.

5. The alignment welding apparatus of claim 1, wherein the jacking alignment mechanism comprises:

the third driving piece is connected with the supporting assembly, the supporting assembly is used for supporting the product positioning mechanism, and the third driving piece can drive the supporting assembly to lift the product positioning mechanism;

the cover plate is arranged above the supporting assembly, a positioning pin is arranged at the bottom of the cover plate, and the positioning pin can be matched with a positioning groove in the product positioning mechanism in an inserting mode after the carrier is jacked, so that the product positioning mechanism is aligned with the cover plate.

6. The alignment welding device according to claim 5, wherein the jacking alignment mechanism further comprises a mounting seat and a second fixing plate, the third driving member, the supporting assembly and the cover plate are all arranged on the mounting seat, and the cover plate is fixed at the bottom of the second fixing plate.

7. The alignment welding device according to claim 6, wherein a slot for inserting and matching with the cover plate is arranged at the bottom of the second fixing plate, and the cover plate can be horizontally inserted into the slot from an opening of the slot.

8. The alignment welding device according to claim 7, wherein a pull rod assembly is arranged on a side surface of the second fixing plate, the pull rod assembly comprises a second pull rod, a pull rod connecting block and a clamping block, one end of the second pull rod is rotatably connected with the pull rod connecting block, the clamping block is provided with a clamping groove clamped with the other end of the second pull rod, after the cover plate is inserted into the slot, the second pull rod rotates to be clamped with the clamping groove, and at the moment, the second pull rod is located at an opening of the slot to fix the cover plate in the slot.

9. The alignment welding apparatus of claim 6, wherein the mounting base comprises a bottom plate and two vertical plates, the two vertical plates are arranged on the bottom plate, the cover plate mounting plate is arranged on the vertical plate, and a jacking space for accommodating the carrier is formed between the bottom plate and the cover plate mounting plate.

10. The alignment welding apparatus of claim 9, wherein the supporting assembly comprises a plurality of supporting columns and a lifting plate, the supporting columns are disposed on the lifting plate, the third driving member is fixed on the bottom plate, the third driving member can drive the lifting plate, the lifting plate drives the supporting columns, and the supporting columns cooperate with the supporting grooves at the bottom of the carrier to support the carrier.

Technical Field

The invention relates to the technical field of product welding processing, in particular to alignment welding equipment.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of the application of laser material processing techniques. The 20 th century and the 70 th century are mainly used for welding thin-wall materials and low-speed welding, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts.

The mobile phone back plate and the frame are welded together by a welding process in the machining process of the mobile phone back plate and the frame, the current welding machining mode is to weld the mobile phone back plate and the frame after the mobile phone back plate and the frame are simply fixed by clamping equipment, the welding precision cannot be guaranteed, and the welding machining mode cannot meet the machining requirement of products with high precision requirements such as mobile phones, so that the problems need to be solved urgently.

Disclosure of Invention

The invention aims to provide the alignment welding equipment which is reasonable in structure and can ensure the welding precision of products.

In order to solve the above problems, the present invention provides an alignment welding apparatus, comprising:

the product positioning mechanism is used for positioning a product to be welded;

a first transfer mechanism for carrying and conveying the product positioning mechanism;

the jacking and aligning mechanism is used for jacking and aligning the product positioning mechanism from the first transfer mechanism;

and the welding mechanism is used for welding the product to be welded on the product positioning mechanism after alignment.

As a further improvement of the present invention, the product positioning mechanism comprises:

the positioning assembly is used for supporting and positioning a back plate of a product to be welded;

and a plurality of internal stay plastic mechanisms matched with a plurality of frames of products to be welded one by one, wherein each internal stay plastic mechanism comprises an internal stay driving assembly and an internal stay block, the internal stay driving assembly can drive the internal stay block to be abutted against the inner wall of the frame of the product to be welded, and the frame is positioned and shaped from the inside of the frame to the outside of the frame.

As a further improvement of the present invention, the inner support driving assembly includes a first driving member, a link structure and a first pull rod, and the driving member is connected to the first pull rod through the link structure.

As a further improvement of the invention, the product positioning mechanism further comprises a base plate, a limit groove matched with the pull rod is arranged in the base plate, and the limit groove limits the pull rod to move only along the length direction of the pull rod.

As a further improvement of the present invention, the jacking alignment mechanism includes:

the third driving piece is connected with the supporting assembly, the supporting assembly is used for supporting the product positioning mechanism, and the third driving piece can drive the supporting assembly to lift the product positioning mechanism;

the cover plate is arranged above the supporting assembly, a positioning pin is arranged at the bottom of the cover plate, and the positioning pin can be matched with a positioning groove in the product positioning mechanism in an inserting mode after the carrier is jacked, so that the product positioning mechanism is aligned with the cover plate.

As a further improvement of the present invention, the jacking alignment mechanism further includes an installation seat and a second fixing plate, the third driving member, the supporting assembly and the cover plate are all disposed on the installation seat, and the cover plate is fixed at the bottom of the second fixing plate.

As a further improvement of the present invention, the bottom of the second fixing plate is provided with a slot which is in insertion fit with the cover plate, and the cover plate can be horizontally inserted into the slot from an opening of the slot.

As a further improvement of the present invention, a pull rod assembly is disposed on a side surface of the second fixing plate, the pull rod assembly includes a second pull rod, a pull rod connecting block and a fixture block, one end of the second pull rod is rotatably connected to the pull rod connecting block, the fixture block is provided with a clamping groove clamped with the other end of the second pull rod, after the cover plate is inserted into the slot, the second pull rod rotates to be clamped with the clamping groove, and at this time, the second pull rod is located at an opening of the slot, so as to fix the cover plate in the slot.

As a further improvement of the present invention, the mounting base includes a bottom plate and two vertical plates, the two vertical plates are disposed on the bottom plate, the cover plate mounting plate is disposed on the vertical plates, and a jacking space for accommodating the carrier is formed between the bottom plate and the cover plate mounting plate.

As a further improvement of the present invention, the supporting assembly includes a plurality of supporting columns and a lifting plate, the supporting columns are disposed on the lifting plate, the third driving member is fixed on the bottom plate, the third driving member can drive the lifting plate, the lifting plate drives the supporting columns, and the supporting columns cooperate with the supporting grooves at the bottom of the carrier to support the carrier.

The invention has the beneficial effects that:

the alignment welding equipment is reasonable in structure, the product to be welded is effectively positioned through the product positioning mechanism, and the product positioning mechanism is jacked and aligned after positioning, so that the flatness of the surface to be welded on the product to be welded and the stability during welding are guaranteed, the welding precision can be effectively improved, and the welding quality is guaranteed.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of the alignment welding apparatus according to the preferred embodiment of the present invention;

FIG. 2 is a schematic diagram of the product positioning mechanism in the preferred embodiment of the present invention;

FIG. 3 is a first schematic structural view of an inner support reshaping mechanism according to a preferred embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a second internal bracing reshaping mechanism in the preferred embodiment of the invention;

FIG. 5 is a schematic structural diagram of a substrate in a preferred embodiment of the present invention;

FIG. 6 is a schematic view of the assembled structure of the base plate and the support base assembly in the preferred embodiment of the present invention;

FIG. 7 is a schematic view of the assembly of the support block and the retaining pin in the preferred embodiment of the present invention;

fig. 8 is a schematic structural view of a first transfer mechanism in the preferred embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a jacking alignment mechanism in a preferred embodiment of the present invention;

FIG. 10 is a schematic view of the structure of the cover plate in the preferred embodiment of the present invention;

FIG. 11 is a schematic structural view of a second fixing plate in the preferred embodiment of the present invention;

fig. 12 is a side view of a second fixing plate in the preferred embodiment of the present invention;

FIG. 13 is a first schematic structural view of a tie rod assembly in accordance with a preferred embodiment of the present invention;

FIG. 14 is a second schematic structural view of a tie rod assembly in accordance with a preferred embodiment of the present invention;

fig. 15 is a schematic view of the structure of the welding mechanism in the preferred embodiment of the present invention.

Description of the labeling: 100. a product positioning mechanism; 101. a base; 102. a substrate; 103. a first support block; 104. a first fixing plate; 105. a limiting groove; 106. assembling a groove; 111. an inner support driving assembly; 1111. a first driving member; 1112. a first pull rod; 1113. a pin; 1114. a hinge; 112. an inner supporting block; 113. a rotating shaft; 121. a second support block; 122. a positioning pin; 131. an annular support plate; 200. a first transfer mechanism; 210. a horizontal rail; 220. a second driving member; 230. a carrier plate; 240. a support arm; 241. a positioning column; 300. a jacking alignment mechanism; 3110. a third driving member; 3121. a support pillar; 3122. a jacking plate; 3123. a linear bearing; 3124. an adapter plate; 3130. a cover plate; 3131. positioning pins; 3140. a second fixing plate; 3141. reserving a hole; 3142. stiffness prevention; 3151. a base plate; 3152. a vertical plate; 3160. a bar-shaped block; 3161. a slot; 3162. an extension portion; 3170. a drawbar assembly; 3171. a second pull rod; 3172. a pull rod connecting block; 3173. a clamping block; 3174. a spring plunger; 3181; an X module; 3182. a Y module; 400. a welding mechanism; 410. a support; 420. a laser welding head; 430. a dust cover; 440. and a fourth driving member.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

As shown in fig. 1, the alignment welding apparatus in the preferred embodiment of the present invention includes a product positioning mechanism 100 for positioning a product to be welded, a first transfer mechanism 200 for carrying and transporting the product positioning mechanism 100, a lifting alignment mechanism 300 for lifting and aligning the product positioning mechanism 100 from the first transfer mechanism 200, and a welding mechanism 400 for welding the product to be welded on the product positioning mechanism 100 after alignment.

Optionally, the product to be welded is a mobile phone shell, the mobile phone shell includes a back plate and a frame, the alignment welding equipment positions the back plate and the frame through the product positioning mechanism 100, after positioning, the product positioning mechanism 100 is loaded and conveyed through the first transfer mechanism 200 to the jacking alignment station, the jacking alignment mechanism 300 lifts and aligns the product positioning mechanism 100 from the first transfer mechanism 200, and after alignment, the back plate and the frame are welded together through the welding mechanism 400.

The counterpoint welding equipment in this embodiment is rational in infrastructure, effectively fixes a position the product of treating to weld through product positioning mechanism to carry out the jacking counterpoint to product positioning mechanism after the location, guaranteed to treat the roughness of treating the face of weld on the welded product and the stability when welding, can effectively promote the welding precision, guarantee welding quality.

As shown in fig. 2, optionally, the product positioning mechanism includes a supporting positioning assembly for supporting and positioning a back plate of a product to be welded, the product positioning mechanism further includes a plurality of inner supporting shaping mechanisms that are matched with a plurality of frames of the product to be welded one by one, each inner supporting shaping mechanism includes an inner supporting driving assembly 111 and an inner supporting block 112, the inner supporting driving assembly 111 can drive the inner supporting block 112 to abut against an inner wall of the frame of the product to be welded, and the frame is positioned and shaped from inside of the frame to outside of the frame.

Optionally, the number of the internal supporting and shaping mechanisms is four, and the internal supporting and shaping mechanisms are respectively matched with the four frames, so that shaping of each frame is guaranteed, and meanwhile, the stress balance of the frames is guaranteed.

During operation, earlier through interior brace drive assembly 111 drive interior brace 112 with treat the frame inner wall butt of welded product, fix a position the plastic to the frame outside orientation in the frame, then arrange the backplate in and support preset position on the locating component, support and fix a position the backplate through supporting the locating component, realize the back of fixing a position respectively of frame and backplate, both can not take place the displacement when guaranteeing the welding, both stability when having guaranteed the welding, and then guaranteed the quality of welded precision and welding back product.

The product positioning mechanism in the embodiment is reasonable in structure, the back plate of the hand casing can be supported and positioned, and meanwhile, the frame of the hand casing can be subjected to internal support shaping, so that the deformation of the frame is avoided, and the welding quality of the back plate and the frame is ensured.

In some embodiments, each inner support shaping mechanism comprises a plurality of inner support blocks 112, the plurality of inner support blocks 112 are arranged along the length or width direction of the frame, the inner support driving assembly 111 on each side simultaneously drives the corresponding plurality of inner support blocks 112 to move simultaneously, and the plurality of inner support blocks 112 cooperate to simultaneously shape the inner support of the frame on one side. Optionally, the number of the inner supporting blocks 112 corresponding to the side frame of each side is set according to the length of the side frame, and the number of the inner supporting blocks 112 can be increased according to the increase of the length, so as to ensure the shaping effect of the inner support. Optionally, the number of the inner supporting blocks 112 corresponding to the long frame is greater than the number of the inner blocks 12 corresponding to the short frame.

As shown in fig. 3-4, the inner support driving assembly 111 includes a first driving member 11111, a link structure and a first pull rod 1112, the first driving member 1111 is connected to the first pull rod 1112 through the link structure, the inner support block 112 is fixed at the end of the first pull rod 1112, the first driving member 1111 drives the first pull rod 1112 to move through the link structure, and the first pull rod 1112 drives the inner support block 112 to move. By utilizing the connecting rod structure to realize the force transmission, the stability during the force transmission is ensured, and the service life of the first driving part 11111 can be prolonged.

In one embodiment, the welding positioning apparatus further includes a base plate 102, a limiting groove 105 is disposed in the base plate 102 and is engaged with the first pull rod 1112, and the limiting groove 105 limits the first pull rod 1112 to move only along the length direction of the first pull rod 1112. During operation, the first driving member 1111 drives the first pulling rod 1112 to move in the limiting groove 105 through the connecting rod structure, and the first pulling rod 1112 drives the inner supporting block 112 to move along a direction perpendicular to the inner wall of the frame. The first pull rod 1112 is limited by the limiting groove 105, so that the stability of the first pull rod 1112 in movement is ensured, and the stability and the precision of the inner supporting block 112 are further ensured.

In one embodiment, the welding positioning apparatus further includes a first fixing plate 104, the linkage structure includes a pin 1113 and a hinge 1114, a middle portion of the hinge 1114 is rotatably connected to the first fixing plate 104 via the pin 1113, and two ends of the hinge 1114 are respectively connected to the first pull rod 1112 and the first driving member 1111. In operation, the first driving member 1111 drives the hinge 1114 to rotate around the pin 1113, the hinge 1114 drives the first rod 1112 to move, and the first rod 1112 drives the inner supporting block 112 to move. Preferably, first driving piece 1111 is telescopic cylinder or electric cylinder, and when telescopic cylinder or electric cylinder stretched out, it contracts to return through hinge 1114 drive first pull rod 1112, and outside pulling force is applyed to the frame to interior brace 112 in first pull rod 1112 drives, and the interior brace 112 in each interior brace drive unit applys outside pulling force to the frame that corresponds respectively, with the frame plastic, avoids the frame to warp, guarantees welding quality. Furthermore, the pushing force of the telescopic cylinder or the electric cylinder is greater than the pulling force, so that the positioning and shaping of the frame are facilitated, and meanwhile, the service life of the telescopic cylinder or the electric cylinder can be prolonged.

In some embodiments, each of the inner supporting reshaping mechanisms comprises a pin 1113 and a plurality of inner supporting blocks 112, the number of the first driving members 1111, the first pull rods 1112 and the hinges 1114 in each of the inner supporting reshaping mechanisms corresponds to the number of the inner supporting blocks 112, the plurality of hinges 1114 in each of the inner supporting reshaping mechanisms are all assembled on the pin 1113, one first driving member 1111 drives one first pull rod 1112 through one hinge 1114, and one first pull rod 1112 drives one inner supporting block 112 to move.

In one embodiment, the inner supporting block 112 is connected to the inner supporting driving assembly 111 through a rotating shaft 113, and an axial direction of the rotating shaft 113 is parallel to an inner wall of a frame of a product to be welded. Can guarantee that interior bracer 112 is the face contact when with the inboard contact of frame, the better laminating of interior bracer 112 and frame inboard of being convenient for, simultaneously, the homogeneity of power when guaranteeing the contact avoids interior bracer 112 and frame inner wall point to contact to cause the damage to the frame, has guaranteed the precision of frame plastic simultaneously.

In some embodiments, the structure of the inner supporting block 112 is matched with the inner wall structure of the frame to be abutted, optionally, as shown in fig. 4, an irregular avoiding groove is formed in the inner supporting block 112 for matching with the inner wall structure of the frame, so that the inner supporting block 112 can better support different parts of the inner wall of the frame, and the effect of shaping the frame by inner supporting is further improved.

As shown in fig. 5-6, in some embodiments, the product positioning mechanism further includes an annular support plate 131, the annular support plate 131 being used to support the rim of the product to be welded from the bottom. Optionally, be equipped with the annular on the ring carrier 131 and support the step, the annular supports the step and is used for spacing the frame from the frame is inside, the annular support step length and width and the inside length and the wide phase-match of frame, during operation, arrange the frame in ring carrier 131 earlier for support the step and be located inside the frame, the rethread internal stay plastic mechanism carries out the internal stay plastic to the frame, the stability of frame when can effectively guaranteeing the internal stay plastic. Furthermore, the size that the step was supported to the annular is little than frame internal dimension for the frame can overlap on the step is supported to the annular, simultaneously, avoids the annular to support the step and has too much activity space, and then can guarantee to prop when the plastic at every turn, the initial position of frame is unchangeable, guarantees to prop the precision of plastic in.

In one embodiment, the base plate 102 is provided with a mounting groove 106 for receiving the annular support plate 131, the annular support plate 131 is fixed in the mounting groove 106 by bolts, and the positioning support assembly is disposed in the mounting groove 106. In other embodiments of the present invention, the annular support plate 131 may be attached to the base plate 102 by glue or integrally formed with the base plate 102.

Optionally, the supporting and positioning assembly includes a second supporting block 121 and a positioning pin 122, the second supporting block 121 is provided with a supporting plane abutted to the back plate of the product to be welded, and the positioning pin 122 is used for being in insertion fit with a positioning groove on the back plate of the product to be welded. Furthermore, the number of the positioning pins 122 is multiple, and the plurality of positioning pins 122 are mutually matched to ensure that the back plate cannot rotate around the positioning pins 122, so that the stability of the back plate is ensured. Further, the second supporting block 121 is fixed on the substrate 102 by bolts, and in other embodiments of the present invention, the second supporting block 121 may be connected with the substrate 102 by glue or integrally formed with the substrate 102.

As shown in fig. 7, in one embodiment, a limiting hole engaged with the positioning pin 122 is formed in the second supporting block 121, the positioning pin 122 penetrates through the limiting hole from bottom to top, the limiting hole can effectively protect the positioning pin 122, and meanwhile, the length of the top of the positioning hole 22 exposed out of the surface of the second supporting block 121 can be adjusted to ensure that the length is matched with the depth of the positioning groove on the back plate of the product to be welded, so as to avoid damage to the back plate due to too long length or poor positioning effect due to too short length.

In one embodiment, the welding positioning apparatus further includes a base 101, and the substrate 102 is fixed on the base 101 by a plurality of first supporting blocks 103. Furthermore, the first supporting block 103 is L-shaped, which can effectively ensure the stability of the upper substrate 102. Furthermore, the number of the first supporting blocks 103 is four, and four first supporting blocks 103 are respectively disposed at four corners of the substrate 102.

During operation, arrange the frame in annular support plate 131 earlier, make to support the step and be located inside the frame, then prop in the drive assembly 11 drive interior kicking block 112 and treat the frame inner wall butt of welded product through interior, when telescopic cylinder or electric cylinder stretch out, it contracts to return through hinge 1114 drive first pull rod 1112, first pull rod 1112 drives interior kicking block 112 and applys the pulling force to the outside to the frame, interior kicking block 112 in each interior kicking drive unit applys the pulling force to the outside to the frame that corresponds respectively, with the frame plastic. Then arrange the backplate in on second supporting shoe 121, make the pilot pin 122 with the constant head tank grafting cooperation on the backplate, realize the backplate effective positioning to promptly, realize after the realization is fixed a position respectively to frame and backplate, both can not take place the displacement when guaranteeing to weld, both stability when having guaranteed to weld, and then have guaranteed the quality of welded precision and welded back product.

As shown in fig. 8, optionally, the first transferring mechanism includes a horizontal rail 210 and a second driving member 220, wherein the horizontal rail 210 is assembled with the carrier plate 230, the carrier plate 230 is disposed on the supporting arm 240, the supporting arm 240 is disposed on the positioning post 241, the second driving member 220 can drive the carrier plate 230 to move on the horizontal rail 210, and the positioning post 241 can be inserted into and matched with the positioning hole at the bottom of the base 101 to fix the base 101 on the supporting arm 240.

During operation, the positioning posts 241 are inserted into and fit with the positioning holes at the bottom of the base 101, so as to fix the base 101 on the supporting arms 240, and the second driving member 220 drives the carrier plate 230 to move on the horizontal rail 210, so as to transport the product positioning mechanism 100 to a predetermined position in the jacking alignment mechanism 300.

In some embodiments, two oppositely disposed supporting arms 240 are disposed on the carrier plate 230, so that when the product positioning mechanism 100 on one supporting arm 240 is located in the jacking alignment mechanism 300, the product positioning mechanism 100 on the other supporting arm 240 can perform loading and unloading operations, and the carrier plate 230 is driven by the second driving element 220 to reciprocate on the horizontal rail 210, thereby improving the production efficiency.

Optionally, the second driving member 220 is a linear motor.

As shown in fig. 9, optionally, the jacking alignment mechanism 300 includes a third driving member 3110, a supporting assembly and a cover plate 3130, the third driving member 3110 is connected to the supporting assembly, the supporting assembly is used for supporting the base 101 carrying the product to be welded, the third driving member 3110 can drive the supporting assembly to jack the carrier, the cover plate 3130 is disposed above the supporting assembly, a positioning pin 3131 is disposed at the bottom of the cover plate 3130, and the positioning pin 3131 can be inserted into and matched with a positioning slot on the substrate 102 after the substrate 102 is jacked, so as to align the substrate 102 with the cover plate 3130.

The cover plate 3130 is used as a reference, the cover plate 3130 is horizontally arranged, and after the substrate 102 is lifted upwards from the bottom and aligned with the cover plate 3130 in an inserting manner, the substrate 102 can be ensured to be in a horizontal position, and the parallelism of the welding surface of a product to be welded on the substrate 102 is further ensured. After the base plate 102 and the cover plate 3130 are inserted and aligned, the back plate and the bezel of the mobile phone may be welded together by the welding mechanism 400.

As shown in fig. 10, optionally, the number of the positioning pins 3131 on the bottom of the cover plate 3130 is two, and the two positioning pins 3131 are respectively disposed at two opposite positions of the bottom of the cover plate 3130, so that the base 101 can be positioned in the vertical direction by the two positioning pins 3131 cooperating with the positioning grooves on the base 101, and the rotation of the base 101 is avoided.

During operation, the base 101 is placed on the supporting component by the first transferring mechanism 200, the supporting component supports the base 101, and then the third driving member 3110 drives the supporting component, which drives the base 101 to ascend until the positioning pin 3131 at the bottom of the cover plate 3130 is inserted into and matched with the positioning slot on the base plate 102 and abuts against the positioning slot, thereby completing the alignment between the base plate 102 and the cover plate 3130.

Jacking counterpoint mechanism in this embodiment is rational in infrastructure, drives supporting component through third driving piece 3110 and with the jacking of base 101 for base plate 102 accomplishes the counterpoint with apron 3130, ensures that base plate 102 uses apron 3130 as the benchmark, has guaranteed the roughness of the face of waiting to weld of product and the stability when welding, can effectively promote welding precision, guarantees welding quality.

In one embodiment, the jacking alignment mechanism further includes a mounting base and a second fixing plate 3140, the third driving member 3110, the supporting assembly and the cover plate 3130 are all disposed on the mounting base, and the cover plate 3130 is fixed to the bottom of the second fixing plate 3140.

In one embodiment, the jacking alignment device further includes a second transfer mechanism, optionally, the second transfer mechanism is an XY module, the mount is mounted on the XY module, and the XY module can drive the mount to translate on an XY plane. The position of the mounting seat on the XY plane can be adjusted through the XY module, welding operation of different positions on a product to be welded is convenient to achieve, welding precision can be improved, and accurate welding is achieved. Specifically, the XY module includes an X module 181 and a Y module 182, the Y module 182 is assembled on the X module 181, and the mount is assembled on the Y module 182, or the X module 181 is assembled on the Y module 182, and the mount is assembled on the X module 181.

Optionally, the mounting base includes a bottom plate 3151 and two standing plates 3152, the two standing plates 3152 are disposed on the bottom plate 3151, the cover plate 3130 is disposed on the standing plate 3152, a jacking space for accommodating the product positioning mechanism 100 is formed between the bottom plate 3151 and the cover plate 3130, and the third driving member 3110 drives the supporting assembly to jack the product positioning mechanism 100 in the jacking space from bottom to top until the substrate 102 is aligned with the cover plate 3130.

In one embodiment, the supporting assembly includes a plurality of supporting posts 3121 and a lifting plate 3122, the lifting plate 3122 is disposed at the bottom of the bottom plate 3151, the supporting posts 3121 are disposed on the lifting plate 3122, a third driving member 3110 is fixed on the bottom plate 3151, the third driving member 3110 can drive the lifting plate 3122 to ascend, and the lifting plate 3122 drives the supporting posts 3121 to ascend. Further, the bottom of the base 101 is provided with a supporting groove matched with the supporting column 3121, and the supporting column 3121 is matched with the supporting groove in an inserting manner to support the base 101.

In one embodiment, the third driving member 3110 is an air cylinder, and the air cylinder is connected to the lifting plate 3122 through an adapter plate 3124, and in other embodiments of the invention, the third driving member 3110 may be an electric cylinder, a linear motor, or the like.

When the lifting device works, the air cylinder retracts to drive the lifting plate 3122 to ascend, the lifting plate 3122 drives the supporting column 3121 to ascend, the supporting column 3121 drives the base 101 to ascend, and the base plate 102 and the cover plate 3130 are spliced and aligned.

In one embodiment, a plurality of supporting columns 3121 surround the third driving member 3110, the supporting columns 3121 are connected to the bottom plate 3151 through the linear bearing 123, which is beneficial for increasing the stability of the base 101 during jacking, and optionally, the number of the supporting columns 3121 is four, and four supporting columns 3121 cooperate to support the base 101.

As shown in fig. 11-12, optional. The bottom of the second fixing plate 3140 is provided with an insertion groove 3161 engaged with the cover plate 3130, the cover plate 3130 can be horizontally inserted into the insertion groove 3161 through an opening of the insertion groove 3161, and the insertion groove 3161 realizes accurate positioning of the cover plate 3130.

In one embodiment, the second fixing plate 3140 is provided with a reserved hole 3141, the reserved hole 3141 reserves an accommodating space for a product to be welded, and the welding device can weld the product to be welded on the substrate 102 through the reserved hole 3141.

As shown in fig. 13-14, in one embodiment, a pull rod assembly 3170 is disposed on a side surface of the second fixing plate 3140, the pull rod assembly 3170 includes a second pull rod 3171, a pull rod connection block 3172, and a latch 3173, the pull rod connection block 3172 is connected to the second fixing plate via a bolt, one end of the second pull rod 3171 is rotatably connected to the pull rod connection block 3172, the latch 3173 is provided with a latch groove for latching with the other end of the second pull rod 3171, and after the cover plate 3130 is inserted into the slot 3161, the second pull rod 3171 is rotated to latch with the latch groove. At this time, the second pull rod 3171 is positioned at the opening of the insertion groove 3161, and blocks the opening, thereby fixing the cover 3130 in the insertion groove 3161.

In one embodiment, the second pull rod 3171 is further fixed with a spring plunger 3174, and after the second pull rod 3171 rotates to be engaged with the slot, the spring plunger 3174 abuts against the side wall of the cover 3130, and applies a horizontal abutting force to the cover 3130, so as to abut the cover 3130 in the slot 3161, thereby more effectively fixing the cover 3130.

In one embodiment, two blocks 3160 are fixed at the bottom of the second fixing plate 3140, an extension 3162 is disposed on the bar 3160 along the length direction, and the extension 3162 on the two blocks 3160 and the bottom of the second fixing plate 3140 form an insertion groove 3161, wherein the two blocks 3160 are connected to the second fixing plate 3140 through bolts. Furthermore, a fool-proof plate 3142 is disposed on a side wall of the cover plate 3130 opposite to the spring plunger 3174, the fool-proof plate 3142 is connected to the second fixing plate 3140 through a bolt, one end of the insertion groove 3161 is blocked by the fool-proof plate 3142, and the opening is formed at the other end of the insertion groove 3161. Fool-proof plate 3142 also plays a fool-proof role, so as to avoid assembly errors during assembly of the device.

During operation, the base 101 is placed on the supporting column 3121 through the transfer assembly, so that the supporting column is in inserting fit with the supporting groove at the bottom of the base 101, then the transfer assembly is moved away, the supporting column 3121 is in inserting fit with the supporting groove to support the base 101, then the cylinder retracts to drive the lifting plate 3122 to ascend, the lifting plate 3122 drives the supporting column 3121 to ascend, the supporting column 3121 drives the base 101 to ascend until the positioning pin 3131 at the bottom of the cover plate 3130 is in inserting fit with the positioning groove on the base plate 102 and abuts tightly, that is, the alignment of the base plate 102 and the cover plate 3130 is completed, and a product to be welded on the base plate 102 can be welded through the welding device. In welding process, can cross the XY module and adjust the position of treating the welding product at the XY plane, be convenient for realize treating the welding operation at different positions on the welding product, can improve the welding precision, realize accurate welding, the roughness of the face of waiting to weld of having guaranteed the product and the stability when welding, can effectively promote the welding precision, assurance welding quality.

As shown in fig. 15, in one embodiment, the welding mechanism 400 includes a support 410 and a laser welding head 420, the support 410 is provided with a lifting rail and a fourth driver 440, the laser welding head 420 is mounted on the lifting rail, and the fourth driver 440 can drive the laser welding head 420 to lift on the lifting rail to adjust the height of the laser welding head 420. Optionally, a dust cover 430 is further disposed on the laser welding head 420, and is used for dust prevention during laser welding. Optionally, the fourth driving member 440 is a cylinder or a linear motor.

During welding, the position of the product to be welded is adjusted in the horizontal direction through the second transfer mechanism, so that the welding mechanism 400 can weld different parts of the product to be welded.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.