CN219055373U

CN219055373U - Roll-in positioning bar welding mechanism

Info

Publication number: CN219055373U
Application number: CN202223513142.7U
Authority: CN
Inventors: 姚玉建
Original assignee: Hubei Haicheng Electronic Co ltd
Current assignee: Hubei Haicheng Electronic Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-23
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to the technical field of bar welding, in particular to a bar welding mechanism for rolling and positioning, which comprises a conveying channel for guiding and moving bars, wherein a plurality of conveying wheels for rolling and progressive movement with the bars are arranged along the conveying channel, the tail end of the conveying channel is provided with a welding station, and the welding station is provided with an upper welding head capable of moving up and down, a lower welding head capable of moving up and down, a supporting table capable of supporting the bars in a lifting manner and a clamping piece capable of clamping and positioning clamping blocks to be welded in an openable manner; the bar to be welded is rolled and progressively enters a welding station, after the bar reaches the welding station, a supporting table ascends to support the bottom surface of the bar, and meanwhile, a clamping piece is opened to position and clamp a positioning clamping block, so that the positioning clamping block is positioned at the welding position of the bar, then an upper welding head and a lower welding head are simultaneously pressed down to be close to the bar, and the positioning clamping block is welded to the appointed position of the bar; the handkerchief strips cannot shift during welding, so that the accuracy of welding positions is improved.

Description

Roll-in positioning bar welding mechanism

Technical Field

The utility model relates to the technical field of bar welding, in particular to a bar welding mechanism for roll positioning.

Background

The handkerchief strip is similar to a conveyer belt with a belt and synchronous belt structure, is formed by processing rubber materials, can deform, can be meshed with a synchronous wheel for transmission or conveying.

When the capacitor piece needs to be subjected to short circuit test, the capacitor piece is usually required to be clamped for positioning, one of the test mechanisms adopts a bar as a conveying piece, the bar is matched with the synchronous wheel in a transmission manner, the bar moves forward under the matching of the transmission wheel, positioning clamping blocks for positioning the capacitor piece are equidistantly arranged on the outer surface of the bar along the length direction, and the positioning clamping blocks are arranged on the bar in a welding manner.

Because the bar is the rubber material, the atress can take place deformation, and current most welding mechanism is when welding to the bar to the location clamp splice, and the condition that the bar can appear sunken leads to the unable accurate welding of location clamp splice to the assigned position, drops easily, influences welded quality.

Disclosure of Invention

The utility model aims to provide a bar welding mechanism for rolling and positioning, which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a bar welding mechanism of roll-in location, includes the conveying channel that supplies the bar direction to remove, and the conveying channel installs a plurality of conveying wheels that roll-in progressed with the bar along way, the conveying channel end is provided with the welding station, and the welding station is provided with lifting movement's upper bonding tool, lifting movement's lower bonding tool, liftable ground to the supporting bench that supports the bar and to the opening clamp piece that can open and shut ground to the location clamp splice that needs welded to carry out centre gripping location.

Further: the conveying channel comprises a conveying plate which is assembled to the welding station, and a moving groove for the bar to slide is concavely formed on the conveying plate along the length direction.

Further: the conveying plate top is provided with the mounting panel, and the mounting panel is vertically installed the flexible installation pole of elasticity, and the actuating seat is installed to the installation pole, and the actuating seat embeds there is servo motor, and the conveying wheel is rotationally installed in the actuating seat front end and is connected with servo motor transmission, and the conveying wheel rotationally with remove recess rolling contact.

Further: the welding station side is provided with the work board of vertical arrangement, and work board top is provided with the first vertical guide rail of vertical arrangement, and upper bonding tool slidable installs at first vertical guide rail with lifting.

Further: the working plate is also provided with a second longitudinal guide rail which is longitudinally arranged, the second longitudinal guide rail is slidably provided with a welding head fixing seat, a servo motor is arranged in the welding head fixing seat, and the lower welding head is rotatably arranged on the welding head fixing seat.

Further: the bottom of the working plate is provided with a third longitudinal guide rail which is longitudinally arranged, the third longitudinal guide rail is slidably provided with a bottom sliding seat for installing the supporting table, and the clamping piece is arranged on the bottom sliding seat.

Further: the opening clamp comprises a pair of driving arms which are arranged at intervals, a rotating shaft for installing the driving arms is arranged on the bottom sliding seat, the driving arms are arranged on the rotating shaft of the bottom sliding seat in a swinging mode, and finger clamp blocks are arranged on the tops of the driving arms.

Further: the front side of the bottom sliding seat is provided with an opening and clamping driving block capable of moving back and forth, and the opening and clamping driving block can be contacted and matched with two driving arms in a back and forth movement manner to drive the opening and clamping piece to perform opening and closing movement.

Further: the bottom end of the driving arm is provided with a rolling bearing, the front side of the bottom sliding seat is provided with an opening and clamping driving plate, the opening and clamping driving plate is provided with a bottom telescopic piece capable of stretching back and forth, the opening and clamping driving block is arranged at the driving end of the bottom telescopic piece, and two sides of the opening and clamping driving block are respectively provided with a chamfer matched with the rolling bearing of the driving arm in a rolling way.

Further: the clip member further includes an extension spring connected between the drive arms in a lower half.

The utility model has the beneficial effects that: placing the bar to be welded into a conveying channel which can be converged into a welding station, rolling and matching the bar with the conveying wheel, progressively entering the welding station by rolling, supporting the bottom surface of the bar by a supporting table in a rising manner after the bar reaches the welding station, and simultaneously positioning and clamping a positioning clamping block to be welded by a clamping piece so that the positioning clamping block is positioned at the welding position of the bar, then pressing an upper welding head and a lower welding head downwards to be close to the bar at the same time, and welding the positioning clamping block to the appointed position of the bar; the handkerchief strip can not shift during welding, so that the accuracy of the welding position is improved, and the welding quality is better.

Drawings

Fig. 1 is a schematic structural view of a bar welding mechanism.

Fig. 2 is a schematic diagram of the structure of the bar welding mechanism in the front view.

Fig. 3 is a partially enlarged schematic view of the conveying path.

Fig. 4 is a partially enlarged schematic view of the clip member.

The reference numerals include:

1-a conveying channel,

11-conveying plate, 12-moving groove, 13-mounting plate, 14-mounting rod, 15-driving seat,

16-conveying wheel,

2-welding station,

21-working plate, 22-first longitudinal guide rail, 23-upper welding head, 24-second longitudinal guide rail,

25-a welding head fixing seat, 26-a lower welding head, 27-a third longitudinal guide rail, 28-a bottom sliding seat,

29-supporting table,

3-opening and clamping piece,

31-driving arm, 32-rotation shaft, 33-finger clamping block, 34-open clamping driving plate, 35-bottom telescopic piece, 36-open clamping driving block, 37-chamfer and 38-rolling bearing.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, the bar welding mechanism for roll positioning comprises a conveying channel 1 for guiding and moving the bar, a plurality of conveying wheels 16 for rolling and progressive movement with the bar are arranged along the conveying channel 1, a welding station 2 is arranged at the tail end of the conveying channel 1, the conveying channel 1 comprises a conveying plate 11 transversely arranged and converged into the welding station 2, and a moving groove 12 for sliding the bar is concavely formed in the conveying plate 11 along the length direction. The conveying plate 11 top is provided with mounting panel 13, and mounting panel 13 vertically installs the flexible installation pole 14 of elasticity, and the drive seat 15 is installed to installation pole 14, and drive seat 15 embeds servo motor, and conveying wheel 16 rotatably installs at drive seat 15 front end and is connected with servo motor transmission, and conveying wheel 16 rotatably and remove recess 12 rolling contact.

In the embodiment, the bar to be welded is placed in the moving groove 12 of the conveying plate 11, the servo motor in the driving seat 15 is in transmission connection with the conveying wheel 16 through the coupler to drive the conveying wheel 16 to rotate, and the conveying wheel 16 is in rolling fit with the moving groove 12, so that the bar can be rolled and advanced to reach the welding station 2; in addition, when the condition that the thickness of the handkerchief strip is different appears, be elastic connection between installation pole 14 and the mounting panel 13, compression spring nests on installation pole 14, under compression spring's elasticity drive, delivery wheel 16 elasticity and handkerchief strip rolling fit, when the thickness of the handkerchief strip changes, installation pole 14 can slightly move in vertical direction for the height of drive seat 15 changes, makes delivery wheel 16 remain rolling fit with the handkerchief strip all the time, guarantees the stability of carrying.

The welding station 2 is provided with an upper welding head 23 which can be moved up and down and a lower welding head 26 which can be moved up and down.

The welding station 2 is laterally provided with a longitudinally arranged working plate 21, the top of the working plate 21 is provided with a longitudinally arranged first longitudinal guide rail 22, an upper welding head 23 is slidably arranged on the first longitudinal guide rail 22 in a lifting manner and can be driven by a lifting cylinder to drive the upper welding head 23 to move along the first longitudinal guide rail 22 to approach or separate from welding, the upper welding head 23 is a square groove-shaped pressing block, the surfaces of the handkerchief bars are provided with inwards concave welding grooves, and the groove walls of the welding grooves are formed by processing weldable metal materials.

The working plate 21 is also provided with a second longitudinal guide rail 24 which is longitudinally arranged, the second longitudinal guide rail 24 is slidably provided with a welding head fixing seat 25, a servo motor is arranged in the welding head fixing seat 25, a lower welding head 26 is rotatably arranged on the welding head fixing seat 25, the lower welding head 26 is a rolling disc, the rolling disc is rotatably arranged on the welding head fixing seat 25 through a rotating shaft, and the servo motor of the welding head fixing seat 25 drives the rolling disc to move through a motor shaft.

The bottom of the positioning clamping block is a metal block seat matched with the shape of the welding groove, the height of the metal block seat is larger than that of the welding groove, a part of the metal block seat of the positioning clamping block is pressed into the welding groove by the lower welding head 26 to be positioned completely, then the upper welding head 23 is pressed down, the edge of the pressing block is just contacted with the side wall of the metal block seat of the positioning clamping block and the groove edge of the welding groove, welding can be carried out, and the positioning clamping block is welded on the bar accurately.

The welding station 2 is provided with a supporting table 29 for supporting the handkerchief strips and a clamping piece 3 for clamping and positioning a positioning clamping block to be welded in an openable and closable manner, a third longitudinal guide rail 27 which is longitudinally arranged is arranged at the bottom of the working plate 21, a bottom sliding seat 28 for installing the supporting table 29 is slidably arranged on the third longitudinal guide rail 27, and the clamping piece 3 is arranged on the bottom sliding seat 28.

The supporting table 29 is arranged on the bottom sliding seat 28, the top of the supporting table 29 is a flat surface, the bottom sliding seat 28 is driven by the lifting cylinder to longitudinally move and can be close to the welding station 2, the bottom surface of the bar is supported, the upper welding head 23 and the lower welding head 26 are supported by the supporting table 29 when in operation, and meanwhile, the clamping piece 3 performs positioning clamping on a positioning clamping block to be welded, so that the positioning clamping block is positioned at the welding position of the bar, and then the upper welding head 23 and the lower welding head 26 are simultaneously pressed down to be close to the bar, so that the positioning clamping block is welded to the appointed position of the bar; the handkerchief strip can not shift during welding, so that the accuracy of the welding position is improved, and the welding quality is better.

Preferably, the opening and clamping piece 3 comprises a pair of driving arms 31 which are arranged at intervals, the bottom sliding seat 28 is provided with a rotating shaft 32 for installing the driving arms 31, the two driving arms 31 are respectively arranged on the rotating shaft 32 of the bottom sliding seat 28 in a swinging mode, the top of each driving arm 31 is provided with a finger clamping block 33, and the two driving arms 31 clamp and position the positioning clamping blocks through the finger clamping blocks 33 when swinging.

The opening and clamping piece 3 further comprises an extension spring connected to the lower half part between the driving arms 31, and an opening and clamping driving block 36 capable of moving back and forth is arranged on the front side of the bottom sliding seat 28, and the opening and clamping driving block 36 is contacted and matched with the two driving arms 31 in a manner of moving back and forth to drive the opening and clamping piece 3 to move in an opening and closing manner. The rolling bearing 38 is installed to the actuating arm 31 bottom, and the bottom sliding seat 28 front side is provided with division clamp driving plate 34, and division clamp driving plate 34 installs the flexible piece 35 of bottom that can back and forth concertina movement, and the flexible cylinder of back and forth movement of bottom flexible piece 35, division clamp driving piece 36 install the drive end at bottom flexible piece 35, division clamp driving piece 36 both sides are formed respectively with the chamfer 37 of the rolling bearing 38 rolling fit of actuating arm 31.

In this embodiment, initially, the lower halves of the two driving arms 31 are driven by the elasticity of the tension spring to approach each other, the finger clamping blocks 33 at the top are opened, the bottom telescopic members 35 of the clamping driving plates 34 extend forward, the clamping driving blocks 36 are inserted into the gaps of the two driving arms 31 through the chamfers 37 and simultaneously are in rolling fit with the rolling bearings 38 of the two driving arms 31, so that the lower halves of the two driving arms 31 are opened, the finger clamping blocks 33 at the top are closed, and the positioning clamping blocks can be clamped. After clamping, the clamping blocks are vertically aligned with the welding grooves of the handkerchief strips, so that the lower welding heads 26 can be conveniently pressed down into the welding grooves for welding connection.

In view of the above, the present utility model has the above-mentioned excellent characteristics, so that it can be used to improve the performance and practicality of the prior art, and is a product with great practical value.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. Roll-in location's paliper welding mechanism, its characterized in that: the automatic handkerchief strip welding machine comprises a conveying channel for guiding and moving handkerchief strips, a plurality of conveying wheels for rolling and progressive movement with the handkerchief strips are arranged on the conveying channel along the conveying channel, a welding station is arranged at the tail end of the conveying channel, and is provided with an upper welding head capable of moving up and down, a lower welding head capable of moving up and down, a supporting table capable of supporting the handkerchief strips in a lifting manner and a clamping piece capable of clamping and positioning a positioning clamping block to be welded in an openable manner.

2. The roll-in-place bar welding mechanism of claim 1, wherein: the conveying channel comprises a conveying plate which is assembled to the welding station, and a moving groove for the handkerchief strips to slide is formed in the conveying plate along the length direction in a concave mode.

3. The roll-in-place bar welding mechanism of claim 2, wherein: the conveying device is characterized in that a mounting plate is arranged above the conveying plate, an elastic telescopic mounting rod is longitudinally mounted on the mounting plate, a driving seat is mounted on the mounting rod, a servo motor is arranged in the driving seat, a conveying wheel is rotatably mounted at the front end of the driving seat and is in transmission connection with the servo motor, and the conveying wheel is rotatably in rolling contact with the moving groove.

4. A roll-in positioned bar welding mechanism as recited in claim 3, wherein: the welding station side is provided with the work board of vertical arrangement, and work board top is provided with the first vertical guide rail of vertical arrangement, and upper bonding tool slidable installs at first vertical guide rail with lifting.

5. The roll-in positioned bar welding mechanism of claim 4, wherein: the working plate is also provided with a second longitudinal guide rail which is longitudinally arranged, the second longitudinal guide rail is slidably provided with a welding head fixing seat, a servo motor is arranged in the welding head fixing seat, and the lower welding head is rotatably arranged on the welding head fixing seat.

6. The roll-in positioned bar welding mechanism of claim 5, wherein: the bottom of the working plate is provided with a third longitudinal guide rail which is longitudinally arranged, the third longitudinal guide rail is slidably provided with a bottom sliding seat for installing the supporting table, and the clamping piece is arranged on the bottom sliding seat.

7. The roll-in positioned bar welding mechanism of claim 6, wherein: the opening and clamping piece comprises a pair of driving arms which are arranged at intervals, a rotating shaft for installing the driving arms is arranged on the bottom sliding seat, the driving arms are arranged on the rotating shaft of the bottom sliding seat in a swinging mode, and finger clamping blocks are arranged on the tops of the driving arms.

8. The roll-in positioned bar welding mechanism of claim 7, wherein: the front side of the bottom sliding seat is provided with an opening and clamping driving block capable of moving back and forth, and the opening and clamping driving block can be contacted and matched with two driving arms in a back and forth movement manner to drive the opening and clamping piece to perform opening and closing movement.

9. The roll-in positioned bar welding mechanism of claim 8, wherein: the driving arm bottom is installed antifriction bearing, and bottom sliding seat front side is provided with opens the clamp driving plate, opens the bottom extensible member that presss from both sides the driving plate and install telescopic motion around, opens the drive piece and install the drive end at the bottom extensible member, opens clamp driving piece both sides and has respectively the chamfer with antifriction bearing antifriction fit of driving arm.

10. The roll-in positioned bar welding mechanism of claim 9, wherein: the clip member further includes an extension spring connected between the drive arms in a lower half thereof.