CN216441887U

CN216441887U - Clamping and positioning device for precise metal plate welding

Info

Publication number: CN216441887U
Application number: CN202121912336.7U
Authority: CN
Inventors: 冯小梅; 杨国峰
Original assignee: Dalian Qianji Parts Co ltd
Current assignee: Dalian Qianji Parts Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-05-06
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a clamping and positioning device for precision sheet metal welding, which comprises a pair of supports, wherein a first motor is fixedly arranged on one side of each support, a main frame is arranged between a pair of driving ends of the first motors, second motors are fixedly arranged on the upper wall surfaces of the front side and the rear side of the main frame, the driving ends of the second motors are connected with a first threaded rod, a lower fixing mechanism is arranged between a pair of the second motors, connecting blocks are arranged on the upper wall surfaces of the left side and the right side of the main frame, and the driving ends of the first motors are connected to one side of the connecting blocks. The utility model relates to the technical field of sheet metal welding, the device has a compact structure, before complete fixation, a first connecting rod in a first connecting cylinder pre-fixes the bottom of a sheet metal part under the action of a first spring, a second connecting rod in a second connecting cylinder pre-fixes the top of the sheet metal part under the action of a second spring, and final fixation is completed through extension of telescopic ends of a first air cylinder and a second air cylinder, so that convenience is brought to people.

Description

Clamping and positioning device for precise metal plate welding

Technical Field

The utility model relates to the technical field of metal plate welding, in particular to a clamping and positioning device for precision metal plate welding.

Background

Sheet metal is also sometimes coined, and typically some sheet metal is plastically deformed by hand or die stamping into the desired shape and size, and further welded or machined in small amounts to form more complex parts.

The utility model discloses a utility model patent with publication number CN210549096U, a utility model discloses an auxiliary positioning device for sheet metal component welding is proposed, including positioning element, positioning element comprises first fixed plate, second fixed plate, first right-angle board, second right-angle board and drive unit, first fixed plate fixed mounting is in one side of base and perpendicular to the base, second fixed plate fixed mounting is in one side of first fixed plate and perpendicular to first fixed plate, first right-angle board and second right-angle board set up in the relative both sides of first fixed plate relatively, be connected with drive unit on the second right-angle board and move towards first right-angle board under drive unit's drive, first sheet metal component is located between first right-angle board and second right-angle board, the elbow clamp sets up the opposite side at the base, the second sheet metal component is compressed tightly to the compressing end of elbow clamp, through positioning element and elbow clamp to two sheet metal components that need the welding together respectively fix a position, the welding at the later stage is convenient, so that the working efficiency and the welding quality of the welding are improved compared with the prior art. But the device is not capable of pre-positioning the sheet metal part.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a clamping and positioning device for precision sheet metal welding, which solves the problem that sheet metal parts cannot be pre-positioned.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a be used for accurate panel beating welded centre gripping positioner, includes a pair of support, support one side fixed mounting has first motor, and is a pair of be equipped with the main frame between first motor drive end, the equal fixed mounting of wall has the second motor on both sides around the main frame, and second motor drive end is connected with first threaded rod, and is a pair of be equipped with down fixed establishment between the second motor, the main frame left and right sides all is connected with a pair of support frame, the wall is connected with the third motor under the support frame, third motor drive end is connected with the second threaded rod, and is two pairs be equipped with fixed establishment between the third motor, the wall all is equipped with the connecting block on the main frame left and right sides, first motor drive end connect in connecting block one side.

Preferably, lower fixed establishment includes lower base, both sides all are equipped with the connecting plate around the lower base, main frame one side is connected with the link, it has first spout to open in the link, first threaded rod top spin has connect first slider, first slider sliding connection in the first spout, the terminal swing joint of first threaded rod in the first spout, first slider fixed mounting is in connecting plate one side, it has lower working opening to open on the lower base, wall both sides all are equipped with down stop gear on the lower base.

Preferably, the upper fixing mechanism comprises an upper base, two sides of the upper base are connected with a pair of second threaded rods in a rotating mode, an upper working opening is formed in the upper base, and two sides of the upper wall surface of the upper base are provided with upper limiting mechanisms.

Preferably, lower limit mechanism includes a plurality of first cylinders, first cylinder fixed mounting in wall on the base down, the flexible end of first cylinder is connected with a connecting cylinder, be equipped with the head rod in the connecting cylinder, the connecting cylinder pass through first spring coupling in the head rod, the head rod other end is connected with a fixed establishment.

Preferably, go up the positioning mechanism and include a plurality of second cylinders, second cylinder fixed mounting in go up the base upper wall, the flexible end of second cylinder is connected with the second connecting cylinder, be equipped with the second connecting rod in the second connecting cylinder, the second connecting cylinder pass through the second spring connect in the second connecting rod, the second connecting rod other end is connected with second fixed establishment.

Preferably, the first fixing mechanism comprises a first auxiliary connecting cylinder, one side of the first auxiliary connecting cylinder is connected to one end of the first connecting rod, a first fixing rod is connected to the inside of the first auxiliary connecting cylinder through a first auxiliary spring, and the other end of the first fixing rod is connected with a first fixing block.

Preferably, the second fixing mechanism comprises a second auxiliary connecting cylinder, one side of the second auxiliary connecting cylinder is connected to one end of the second connecting rod, a second fixing rod is connected to the inside of the second auxiliary connecting cylinder through a second auxiliary spring, and the other end of the second fixing rod is connected with a second fixing block.

Advantageous effects

The utility model provides a clamping and positioning device for precision sheet metal welding, which has the advantages that the device is compact in structure, the whole device is overturned through a first motor and a main frame of a driving end of the first motor, the bottom of a sheet metal part is clamped through a lower limiting mechanism on a lower base, the top of the sheet metal part is clamped through an upper limiting mechanism of an upper base, before the sheet metal part is completely fixed, a first connecting rod in a first connecting cylinder is pre-fixed to the bottom of the sheet metal part under the action of a first spring, a second connecting rod in a second connecting cylinder is pre-fixed to the top of the sheet metal part under the action of a second spring, final fixing is completed through extension of a first air cylinder and a telescopic end of a second air cylinder, the first threaded rod is rotated through a second motor, the height of a lower base is adjusted, the second threaded rod is rotated through a third motor, the height of the upper base is adjusted, the thickness of the metal plate is matched, and convenience is brought to people.

Drawings

FIG. 1 is a schematic top view of the present invention.

FIG. 2 is an internal view of the upper mounting mechanism of the present invention.

FIG. 3 is an internal view of the lower fixing mechanism of the present invention.

Fig. 4 is a schematic view of the internal structure of the connecting frame of the present invention.

Fig. 5 is a schematic view of a second threaded rod of the present invention.

FIG. 6 is a schematic view of a first fixing block according to the present invention.

FIG. 7 is a diagram of a second fixing block according to the present invention.

In the figure: 1. a support; 2. a first motor; 3. a main frame; 4. a second motor; 5. a first threaded rod; 6. a support frame; 7. a third motor; 8. a second threaded rod; 9. connecting blocks; 10. a lower base; 11. a connecting plate; 12. a connecting frame; 13. a first slider; 14. a lower working port; 15. an upper base; 16. an upper working port; 17. a first cylinder; 18. a first connecting cylinder; 19. a first connecting rod; 20. a second cylinder; 21. a second connecting rod; 22. a first auxiliary connecting cylinder; 23. a first fixing lever; 24. a first fixed block; 25. a second auxiliary connecting cylinder; 26. a second fixing bar; 27. a second fixed block; 28. a second connector barrel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a clamping and positioning device for precision sheet metal welding comprises a pair of brackets 1, a first motor 2 is fixedly installed on one side of each bracket 1, a main frame 3 is arranged between driving ends of the first motors 2, second motors 4 are fixedly installed on the upper wall surfaces of the front side and the rear side of each main frame 3, the driving ends of the second motors 4 are connected with a first threaded rod 5, a lower fixing mechanism is arranged between the second motors 4, a pair of supporting frames 6 are connected to the left side and the right side of each main frame 3, a third motor 7 is connected to the lower wall surface of each supporting frame 6, the driving ends of the third motors 7 are connected with a second threaded rod 8, an upper fixing mechanism is arranged between the two pairs of third motors 7, connecting blocks 9 are arranged on the upper wall surfaces of the left side and the right side of each main frame 3, the driving ends of the first motors 2 are connected to one side of the connecting blocks 9, each lower fixing mechanism comprises a lower base 10, the front side and the rear side of the lower base 10 are respectively provided with a connecting plate 11, one side of the main frame 3 is connected with a connecting frame 12, a first sliding groove is formed in the connecting frame 12, a first sliding block 13 is screwed on the first threaded rod 5, the first sliding block 13 is connected in the first sliding groove in a sliding manner, the tail end of the first threaded rod 5 is movably connected in the first sliding groove, the first sliding block 13 is fixedly arranged on one side of the connecting plate 11, the lower base 10 is provided with a lower working opening 14, both sides of the upper wall surface of the lower base 10 are respectively provided with a lower limiting mechanism, the upper fixing mechanism comprises an upper base 15, both sides of the upper base 15 are screwed on a pair of the second threaded rods 8, the upper base 15 is provided with an upper working opening 16, both sides of the upper wall surface of the upper base 15 are respectively provided with an upper limiting mechanism, the lower limiting mechanism comprises a plurality of first air cylinders 17, the first air cylinders 17 are fixedly arranged on the upper wall surface of the lower base 10, the telescopic end of the first cylinder 17 is connected with a first connecting cylinder 18, a first connecting rod 19 is arranged in the first connecting cylinder 18, the first connecting cylinder 18 is connected with the first connecting rod 19 through a first spring, the other end of the first connecting rod 19 is connected with a first fixing mechanism, the upper limiting mechanism comprises a plurality of second cylinders 20, the second cylinders 20 are fixedly arranged on the upper wall surface of the upper base 15, the telescopic end of the second cylinders 20 is connected with a second connecting cylinder 28, a second connecting rod 21 is arranged in the second connecting cylinder 28, the second connecting cylinder 28 is connected with the second connecting rod 21 through a second spring, the other end of the second connecting rod 21 is connected with a second fixing mechanism, the first fixing mechanism comprises a first auxiliary connecting cylinder 22, one side of the first auxiliary connecting cylinder 22 is connected with one end of the first connecting rod 19, and the inside of the first auxiliary connecting cylinder 22 is connected with a first fixing rod 23 through a first auxiliary spring, the other end of the first fixing rod 23 is connected with a first fixing block 24, the second fixing mechanism comprises a second auxiliary connecting cylinder 25, one side of the second auxiliary connecting cylinder 25 is connected with one end of the second connecting rod 21, the inside of the second auxiliary connecting cylinder is connected with a second fixing rod 26 through a second auxiliary spring, and the other end of the second fixing rod 26 is connected with a second fixing block 27.

Example (b): before working, the driving end of the first motor 2 is controlled to rotate, so that the main frame 3 is positioned at a horizontal position, when working, the telescopic ends of the first air cylinder 17 and the second air cylinder 20 are stretched to be shortest, at the moment, the first connecting rod 19 in the first connecting cylinder 18 and the second connecting rod 21 in the second connecting cylinder 28 are in a free state, the first threaded rod 5 at the driving end of the second motor 4 and the second threaded rod 8 at the driving end of the third motor 7 are controlled to rotate, at the moment, the first sliding block 13 drives the lower base 10 to move downwards, the second threaded rod 8 enables the upper base 15 to move upwards, the distance between the upper base 15 and the lower base 10 is opened, a sheet metal part is placed on the first fixing block 24, at the moment, because of the shape of the sheet metal part, the first fixing rod 23 slides in the first auxiliary connecting cylinder 22, the first connecting rod 19 slides in the first connecting cylinder 18, and the bottom of the sheet metal part is pre-fixed, control third motor 7 drive end second threaded rod 8 reversal, go up base 15 downstream this moment, when second fixed block 27 supports to sheet metal component upper wall face, second fixed block 27 is fixed in advance to the sheet metal component top, the sheet metal component is accomplished to fix in advance completely this moment, control the flexible end extension simultaneously of first cylinder 17 and second cylinder 20, first spring this moment, the second spring, first auxiliary spring, the second auxiliary spring is compressed completely, accomplish to the sheet metal component and fix completely, can accomplish the welding afterwards, if need carry out angular adjustment, only need control the rotation of 2 drive ends of first motor can, give people and brought the convenience.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A clamping and positioning device for precision sheet metal welding comprises a pair of supports (1) and is characterized in that a first motor (2) is fixedly mounted on one side of each support (1), a main frame (3) is arranged between the driving ends of the first motors (2), second motors (4) are fixedly mounted on the upper wall surfaces of the front side and the rear side of the main frame (3), the driving ends of the second motors (4) are connected with a first threaded rod (5), a lower fixing mechanism is arranged between the second motors (4), a pair of supporting frames (6) are connected to the left side and the right side of the main frame (3), a third motor (7) is connected to the lower wall surface of each supporting frame (6), a second threaded rod (8) is connected to the driving end of each third motor (7), an upper fixing mechanism is arranged between the two pairs of third motors (7), and connecting blocks (9) are arranged on the upper wall surfaces of the left side and the right side of the main frame (3), the driving end of the first motor (2) is connected to one side of the connecting block (9).

2. The clamping and positioning device for precision sheet metal welding according to claim 1, wherein the lower fixing mechanism comprises a lower base (10), connecting plates (11) are arranged on the front side and the rear side of the lower base (10), one side of the main frame (3) is connected with a connecting frame (12), a first sliding groove is formed in the connecting frame (12), a first sliding block (13) is connected to the first threaded rod (5) in a rotating mode, the first sliding block (13) is connected to the first sliding groove in a sliding mode, the tail end of the first threaded rod (5) is movably connected to the first sliding groove, the first sliding block (13) is fixedly installed on one side of the connecting plate (11), a lower working opening (14) is formed in the lower base (10), and lower limiting mechanisms are arranged on two sides of the upper wall surface of the lower base (10).

3. The clamping and positioning device for precision sheet metal welding according to claim 1, wherein the upper fixing mechanism comprises an upper base (15), two sides of the upper base (15) are connected to the pair of second threaded rods (8) in a screwed mode, an upper working opening (16) is formed in the upper base (15), and two sides of the upper wall surface of the upper base (15) are provided with upper limiting mechanisms.

4. The clamping and positioning device for precision sheet metal welding according to claim 2, wherein the lower limiting mechanism comprises a plurality of first air cylinders (17), the first air cylinders (17) are fixedly mounted on the upper wall surface of the lower base (10), the telescopic ends of the first air cylinders (17) are connected with first connecting cylinders (18), first connecting rods (19) are arranged in the first connecting cylinders (18), the first connecting cylinders (18) are connected with the first connecting rods (19) through first springs, and the other ends of the first connecting rods (19) are connected with a first fixing mechanism.

5. The clamping and positioning device for precision sheet metal welding according to claim 3, wherein the upper limiting mechanism comprises a plurality of second cylinders (20), the second cylinders (20) are fixedly mounted on the upper wall surface of the upper base (15), the telescopic ends of the second cylinders (20) are connected with second connecting cylinders (28), second connecting rods (21) are arranged in the second connecting cylinders (28), the second connecting cylinders (28) are connected to the second connecting rods (21) through second springs, and the other ends of the second connecting rods (21) are connected with a second fixing mechanism.

6. The clamping and positioning device for precision sheet metal welding according to claim 4, wherein the first fixing mechanism comprises a first auxiliary connecting cylinder (22), one side of the first auxiliary connecting cylinder (22) is connected to one end of the first connecting rod (19), a first fixing rod (23) is connected to the inside of the first auxiliary connecting cylinder (22) through a first auxiliary spring, and a first fixing block (24) is connected to the other end of the first fixing rod (23).

7. The clamping and positioning device for precision sheet metal welding as claimed in claim 5, wherein the second fixing mechanism comprises a second auxiliary connecting cylinder (25), one side of the second auxiliary connecting cylinder (25) is connected to one end of the second connecting rod (21), a second fixing rod (26) is connected to the inside of the second auxiliary connecting cylinder through a second auxiliary spring, and a second fixing block (27) is connected to the other end of the second fixing rod (26).