CN218225051U

CN218225051U - Spot welding device

Info

Publication number: CN218225051U
Application number: CN202222311416.8U
Authority: CN
Inventors: 丁忠轩
Original assignee: Hubei Tengxin Auto Parts Co ltd
Current assignee: Hubei Tengxin Auto Parts Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-06
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a spot welding device, comprises a workbench, go up the welding ware, lower welding ware, first mounting panel and cylinder, the workstation is equipped with installation piece and installation piece down along controlling the direction level setting and interval about its back, it is connected with the last welding ware along upper and lower direction setting through last installation axle and the last welding ware that sets up with following with workstation sliding connection and its back to go up the installation piece, the rear end of workstation is equipped with the fixed block, the fixed block is located the top of installation piece, the stiff end of cylinder is connected with the bottom of fixed block, the vertical setting downwards of its telescopic link is connected with last installation piece, lower welding ware is connected with installation piece down through installation axle down. The utility model discloses can fix a position panel when welding panel and nut, thereby effectually prevent that the panel slope from leading to welding position to take place the mistake, the effectual welding quality who improves panel and nut.

Description

Spot welding device

Technical Field

The utility model relates to the field of welding technique, especially, relate to a spot welding device.

Background

The spot welder adopts the principle of double-sided double-point overcurrent welding, when in work, two electrodes pressurize a workpiece to enable two layers of metal to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant thermal welding is formed at the two contact resistance points, and the welding current instantly flows from the other electrode to the electrode along the two workpieces to form a loop, and the internal structure of the workpiece to be welded is not damaged;

the existing spot welding machine cannot position two objects when welding a plate and a nut, so that the objects need to be positioned manually in the welding process, and the staff often have errors when positioning, thereby reducing the welding quality of the plate and the nut.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a spot welding device, the device can fix a position panel when panel and nut welding, thereby effectually prevent that the panel slope from leading to the welding position mistake, the effectual welding quality who improves panel and nut.

(II) technical scheme

The utility model provides a spot welding device, including workstation, last soldering apparatus, lower soldering apparatus, first mounting panel and cylinder, the workstation is equipped with installation piece and lower installation piece along controlling direction level setting and interval about its back, go up the installation piece with workstation sliding connection and its back are connected through last installation axle and the last soldering apparatus that sets up along upper and lower direction, the rear end of workstation is equipped with the fixed block, the fixed block is located go up the top of installation piece, the stiff end of cylinder with the bottom of fixed block is connected, the vertical downward setting of its telescopic link and with it connects to go up the installation piece, down the soldering apparatus through down the installation axle with installation piece is connected down, down the motor of soldering apparatus with go up the coaxial setting of motor of soldering apparatus, the top of soldering apparatus is equipped with the spacing head down, down the coaxial rotation of soldering apparatus is equipped with the collar, be equipped with on the collar and be used for fixing the collar with the fixed subassembly of soldering apparatus down, first mounting panel with the collar is connected, be equipped with the slip is equipped with locating component on the first mounting panel.

Preferably, the fixing assembly comprises a first bolt, a first threaded through hole is formed in the outer peripheral surface of the mounting ring along the radial direction of the mounting ring, one end of the first bolt penetrates through the first threaded through hole and abuts against the lower welding device, and the first bolt is in threaded connection with the mounting ring.

Preferably, locating component includes second mounting panel, first limiting plate and second limiting plate, the second mounting panel is located the upper end of first mounting panel and rather than sliding connection, it is right to be equipped with on the first mounting panel the second mounting panel carries out spacing unit, first limiting plate sets up and is located along controlling the direction level on the second mounting panel and rather than sliding connection, be equipped with on the second mounting panel and be used for the drive unit that first limiting plate removed along the fore-and-aft direction, both ends all are equipped with power pack, two about the first limiting plate the spacing setting of second about and with first limiting plate sets up perpendicularly and respectively with two the power pack transmission is connected.

Preferably, the spacing unit includes slider and second bolt, first mounting panel upper end is equipped with first spout along the fore-and-aft direction, the slider is located in the first spout and with first mounting panel sliding connection, the slider with the second mounting panel is connected, first mounting panel right-hand member is equipped with first opening along the fore-and-aft direction, first opening and first spout communicate just each other all be equipped with the internal thread on the inner wall of both ends about the first opening, the second bolt passes first opening and stretch into in the first spout, the second bolt with the slider butt and with first mounting panel threaded connection.

Preferably, drive unit includes first threaded rod, second mounting panel upper end is equipped with the second spout along the fore-and-aft direction, it is equipped with the transmission piece to slide in the second spout, be equipped with second screw thread through-hole along the fore-and-aft direction on the transmission piece, the upper end of transmission piece with first limiting plate connection, first threaded rod sets up its one end along the fore-and-aft direction level and stretches into in the second spout and pass first screw thread through-hole and with second spout inner wall rotates and connects, first threaded rod with transmission piece threaded connection, the other end of first threaded rod is equipped with the handle.

Preferably, the power pack includes connecting block, second threaded rod, fixed plate and axis of rotation, be equipped with first through-hole along left right direction on the first limiting plate, the fixed plate is located in the first through-hole and with first limiting plate connection, both ends are all rotated about the fixed plate and are equipped with the second threaded rod, two the terminal surface that the interval set up and be close to each other all is equipped with second threaded through-hole, two along left right direction about the connecting block about the terminal surface that the connecting block was all located in the first through-hole and be located respectively the fixed plate about both ends and all with first limiting plate sliding connection, two the vertical setting of upper and lower direction is all followed to the axis of rotation and is located the top of first limiting plate, two the one end of axis of rotation is passed first limiting plate and is stretched into just two in the first through-hole the axis of rotation is located the fixed plate about both ends respectively, two the axis of rotation is respectively through two bevel gear sets and is connected with the transmission of second threaded rod that corresponds, two the second threaded rod passes respectively the second threaded through-hole and corresponds the connecting block threaded connection, two the second threaded rod respectively with two the one end that the connecting block item was kept away from, the connecting block was connected with two respectively.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

the utility model discloses in, when needs use the device to carry out welding operation with nut and panel, place the nut on lower welding ware and carry out spacingly through the position of spacing head to the nut, then place panel and weld in the nut top through last welding ware lapse, the device can fix a position needs welded panel through locating component, and can make locating component continue to carry out positioning operation to panel when the welding position of difference according to the position slip locating component of nut welding on panel, and because the collar rotates with lower welding ware to be connected, thereby the device can also rotate the collar according to the station position when staff welds, thereby make the first limiting plate of being connected with the collar follow the collar and rotate and make first mounting panel can keep keeping a straight line with the staff, thereby make the staff can both use locating component to fix a position panel at the angle of difference and carry out welding, thereby welding quality is improved, the device can fix a position panel when welding with the nut, thereby effectual slope of preventing leads to welding position mistake, the effectual welding quality with the nut that improves panel.

Drawings

Fig. 1 is a schematic structural diagram of a spot welding device according to the present invention.

Fig. 2 is the utility model provides a side view structure schematic diagram of spot welding device.

Fig. 3 is the utility model provides a cross-sectional view of first limiting plate in spot welding device.

Reference numerals: 1. a work table; 2. an upper mounting block; 3. a fixed block; 4. an upper welder; 5. a lower welder; 6. an upper mounting shaft; 7. a lower mounting block; 8. a lower mounting shaft; 9. a mounting ring; 10. a first bolt; 11. a first mounting plate; 12. a second mounting plate; 13. a slider; 14. a second bolt; 16. a first threaded rod; 17. a first limit plate; 18. a second limiting plate; 19. connecting blocks; 20. a second threaded rod; 21. a fixing plate; 22. and rotating the shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, welded, riveted, bonded, and the like, or detachably connected, screwed, keyed, pinned, and the like, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1-3, the utility model provides a spot welding device, including workstation 1, go up welding set 4, lower welding set 5, first mounting panel 11 and cylinder 15, workstation 1 sets up and its back interval is equipped with installation piece 2 and lower installation piece 7 about along left right direction level, go up installation piece 2 with workstation 1 sliding connection and its back are connected through last installation axle 6 and last welding set 4 along upper and lower direction setting, the rear end of workstation 1 is equipped with fixed block 3, fixed block 3 is located go up the top of installation piece 2, the stiff end of cylinder 15 with the bottom of fixed block 3 is connected, its telescopic link vertical downward set up and with go up installation piece 2 and connect, lower welding set 5 through install axle 8 with installation piece 7 is connected down, lower welding set 5's motor with the coaxial setting of motor of last welding set 4, the top of lower welding set 5 is equipped with the stopper, lower welding set 5 rotates and is equipped with mounting panel 9, be equipped with on the mounting panel 9 and the fixed subassembly 9, the first mounting panel 11 with the fixed subassembly 11, the fixed subassembly 11 is equipped with the fixed subassembly 11.

The utility model discloses in, when needs use the device to carry out welding operation with nut and panel, place the nut on welding ware down 5 and carry out spacingly through the position of spacing head to the nut, then place panel and weld through last welding ware 4 downstream in the nut top, the device can fix a position needs welded panel through locating component, and can make locating component continue to carry out positioning operation to panel when the welding position of difference according to the position slip locating component of nut welding on panel, and because collar 9 rotates with lower welding ware 5 to be connected, thereby the device can also rotate collar 9 according to the station position when the staff welds, thereby make the first limiting plate 17 of being connected with collar 9 follow collar 9 and rotate and make first mounting panel 11 can keep keeping a straight line with the staff, thereby make the staff can both use locating component to weld panel after fixing a position at the angle of difference, thereby improve welding quality, the device can fix a position panel when welding with the nut, thereby the effectual slope of preventing panel leads to the welding position mistake, the effectual welding quality who improves with the nut.

In an alternative embodiment, the fixing assembly includes a first bolt 10, a first threaded through hole is provided on the outer circumferential surface of the mounting ring 9 along a radial direction thereof, one end of the first bolt 10 passes through the first threaded through hole and abuts against the lower welding device 5, the first bolt 10 is in threaded connection with the mounting ring 9, and the mounting ring 9 and the lower welding device 5 can be effectively fixed by passing the first bolt 10 through the first threaded through hole and abutting against the lower welding device 5.

In an alternative embodiment, the positioning assembly includes a second mounting plate 12, a first limiting plate 17 and a second limiting plate 18, the second mounting plate 12 is located at the upper end of the first mounting plate 11 and slidably connected thereto, a limiting unit for limiting the second mounting plate 12 is disposed on the first mounting plate 11, the first limiting plate 17 is horizontally disposed in the left-right direction and slidably connected thereto, a driving unit for driving the first limiting plate 17 to move in the front-rear direction is disposed on the second mounting plate 12, power units are disposed at the left and right ends of the first limiting plate 17, two second limiting plates 18 are disposed at left and right intervals and perpendicularly to the first limiting plate 17 and are respectively connected to the two power units in a transmission manner, when the positioning assembly is needed, since the first mounting plate 11 is connected to the mounting ring 9, the first mounting plate 11 is not attached to the lower welder 5 near one end of the lower welder 5, so that the second mounting plate 12 slidably disposed thereon can be attached to the lower welder 5, the first mounting plate 17 is connected to the nut, so that the first limiting plate is welded to the first limiting plate 17 and the second limiting plate 17 can be mounted to the upper end of the first limiting plate 17 and the second limiting plate 17 to effectively extend the range of the first limiting plate 17, thereby effectively extending the first limiting plate 17 and the range of the first limiting plate 17, and the position of the second limit plate 18 can be changed through the power unit, so that the positions of the left end and the right end of the plate can be adjusted, and the positioning range can be effectively expanded.

In an optional embodiment, the limiting unit includes a sliding block 13 and a second bolt 14, a first sliding groove is formed in the upper end of the first mounting plate 11 along the front-back direction, the sliding block 13 is located in the first sliding groove and slidably connected with the first mounting plate 11, the sliding block 13 is connected with the second mounting plate 12, a first opening is formed in the right end of the first mounting plate 11 along the front-back direction, the first opening is communicated with the first sliding groove, internal threads are formed in inner walls of the upper end and the lower end of the first opening, the second bolt 14 penetrates through the first opening and extends into the first sliding groove, the second bolt 14 abuts against the sliding block 13 and is in threaded connection with the first mounting plate 11, when the second mounting plate 12 needs to be limited, the sliding block 13 slides to drive the second mounting plate 12 to move, the second mounting plate 12 moves to a proper position, the second bolt 14 penetrates through the first opening, the second bolt 14 is in threaded connection with the internal threads on the inner wall of the first opening, so that the second bolt 14 rotates to abut against the second mounting plate 13, and moves to limit the second mounting plate 13.

In an optional embodiment, the drive unit includes first threaded rod 16, second mounting panel 12 upper end is equipped with the second spout along the fore-and-aft direction, it is equipped with the transmission piece to slide in the second spout, be equipped with second screw thread through-hole along the fore-and-aft direction on the transmission piece, the upper end of transmission piece with first limiting plate 17 is connected, first threaded rod 16 sets up its one end along the fore-and-aft direction level and stretches into in the second spout and pass first screw thread through-hole and with second spout inner wall rotates and is connected, first threaded rod 16 with transmission piece threaded connection, the other end of first threaded rod 16 is equipped with the handle, and when needs drive first limiting plate 17, drives first threaded rod 16 through rotating the handle and rotates, thereby first threaded rod 16 rotates and drives first limiting plate 17 removal with its threaded connection's transmission piece removal drive.

In an alternative embodiment, the power unit includes connecting blocks 19, second threaded rods 20, fixing plates 21 and rotating shafts 22, a first through hole is formed in the first limiting plate 17 along the left-right direction, the fixing plates 21 are located in the first through hole and connected with the first limiting plate 17, the second threaded rods 20 are rotatably disposed at both left and right ends of the fixing plates 21, two end surfaces of the connecting blocks 19, which are spaced from each other in the left-right direction and are close to each other, are respectively provided with second threaded through holes along the left-right direction, the two connecting blocks 19 are located in the first through holes and are respectively located at both left and right ends of the fixing plates 21 and are respectively slidably connected with the first limiting plate 17, the two rotating shafts 22 are vertically arranged along the up-down direction and are located above the first limiting plate 17, one end of the two rotating shafts 22 passes through the first limiting plate 17 and extend into the first through hole, and the two rotating shafts 22 are respectively located at both left and right ends of the fixing plate 21, the two rotating shafts 22 are respectively in transmission connection with the corresponding second threaded rods 20 through two bevel gear sets, the two second threaded rods 20 respectively penetrate through the two second threaded through holes and are respectively in threaded connection with the corresponding connecting blocks 19, the two second limiting plates 18 are respectively connected with one ends, far away from the two connecting blocks 19, when the position of the second limiting plate 18 needs to be adjusted, the other ends of the two rotating shafts 22 are respectively provided with anti-skidding handles convenient to rotate, the rotating shafts 22 are driven to rotate by rotating the anti-skidding handles, the rotating shafts 22 rotate through the bevel gear sets to drive the second threaded rods 20 to rotate (the bevel gear sets comprise first bevel gears and second bevel gears, the first bevel gears are coaxially arranged on the rotating shafts 22, the second threaded rods are coaxially provided with second bevel gears, first bevel gear and second bevel gear intermeshing are connected), thereby second threaded rod 20 rotates to drive and moves rather than threaded connection's connecting block 19 and drive second limiting plate 18 and remove, thereby can effectually drive two second limiting plates 18 through rotating two axis of rotation 22 and remove the device can make the left and right directions of the panel that two second limiting plates 18 can be better right carry on spacingly thereby improving the welding quality of panel and nut according to the width of panel and the distance between two second limiting plates 18 of welded position regulation.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The spot welding device is characterized by comprising a workbench (1), an upper welder (4), a lower welder (5), a first mounting plate (11) and a cylinder (15), wherein the workbench (1) is horizontally arranged along the left and right directions and is provided with an upper mounting block (2) and a lower mounting block (7) at the upper and lower intervals on the back, the upper mounting block (2) is connected with the upper welder (4) arranged along the upper and lower directions through an upper mounting shaft (6), the rear end of the workbench (1) is provided with a fixed block (3), the fixed block (3) is positioned above the upper mounting block (2), the fixed end of the cylinder (15) is connected with the bottom end of the fixed block (3), the fixed end of the cylinder (15) is vertically arranged downwards and is connected with the upper mounting block (2), the lower welder (5) is connected with the lower mounting block (7) through a lower mounting shaft (8), the motor of the lower welder (5) is arranged with the motor of the upper welder (4), the upper welder (5) is provided with a limiting ring (9), and the lower mounting ring (9) is provided with a rotating ring (9), the first mounting plate (11) is provided with a positioning assembly in a sliding mode.

2. A spot welding device according to claim 1, wherein said fixing means comprises a first bolt (10), said mounting ring (9) having a first threaded through hole formed in its outer circumferential surface along its radial direction, one end of said first bolt (10) passing through said first threaded through hole and abutting against said lower welder (5), said first bolt (10) being threadedly connected to said mounting ring (9).

3. The spot welding device according to claim 1, wherein the positioning assembly comprises a second mounting plate (12), a first limiting plate (17) and a second limiting plate (18), the second mounting plate (12) is located at the upper end of the first mounting plate (11) and is in sliding connection with the first mounting plate, a limiting unit for limiting the second mounting plate (12) is arranged on the first mounting plate (11), the first limiting plate (17) is horizontally arranged along the left and right directions and is located on the second mounting plate (12) and is in sliding connection with the second mounting plate, a driving unit for driving the first limiting plate (17) to move along the front and back directions is arranged on the second mounting plate (12), power units are arranged at the left and right ends of the first limiting plate (17), and the second limiting plate (18) is vertically arranged at the left and right sides at intervals and is in transmission connection with the first limiting plate (17) and is connected with the power units respectively.

4. The spot welding device according to claim 3, wherein the limiting unit comprises a sliding block (13) and a second bolt (14), a first sliding groove is formed in the upper end of the first mounting plate (11) along the front-back direction, the sliding block (13) is located in the first sliding groove and is in sliding connection with the first mounting plate (11), the sliding block (13) is connected with the second mounting plate (12), a first opening is formed in the right end of the first mounting plate (11) along the front-back direction, the first opening is communicated with the first sliding groove, internal threads are formed in the inner walls of the upper end and the lower end of the first opening, the second bolt (14) penetrates through the first opening and extends into the first sliding groove, and the second bolt (14) is abutted to the sliding block (13) and is in threaded connection with the first mounting plate (11).

5. The spot welding device according to claim 4, wherein the driving unit comprises a first threaded rod (16), a second chute is formed in the upper end of the second mounting plate (12) along the front-back direction, a transmission block is arranged in the second chute in a sliding mode, a second threaded through hole is formed in the transmission block along the front-back direction, the upper end of the transmission block is connected with the first limiting plate (17), the first threaded rod (16) is horizontally arranged along the front-back direction, one end of the first threaded rod stretches into the second chute and penetrates through the first threaded through hole and is rotatably connected with the inner wall of the second chute, the first threaded rod (16) is in threaded connection with the transmission block, and a handle is arranged at the other end of the first threaded rod (16).

6. A spot welding device according to claim 5, characterized in that said power unit comprises a connecting block (19), a second threaded rod (20), a fixing plate (21) and a rotating shaft (22), said first limiting plate (17) is provided with a first through hole along the left and right direction, said fixing plate (21) is located in said first through hole and connected to said first limiting plate (17), said fixing plate (21) is provided with a second threaded rod (20) at the left and right ends thereof, said two connecting blocks (19) are provided with second threaded through holes at the left and right ends thereof at intervals and close to each other, said two connecting blocks (19) are located in said first through hole and located at the left and right ends of said fixing plate (21) respectively and slidably connected to said first limiting plate (17), said two rotating shafts (22) are vertically provided along the up and down direction and located above said first limiting plate (17), one end of said two rotating shafts (22) pass through said first limiting plate (17) and extend into said first through hole and said two ends of said rotating shaft (22) are located above said fixing plate (17) respectively, said two rotating shafts (22) pass through said two second threaded rods (20) and pass through said second threaded through holes and connect to said two second threaded rods (20), the two second limiting plates (18) are respectively connected with one ends, far away from the two connecting blocks (19).