CN221658438U - Welding fixture capable of overturning - Google Patents

Abstract

The utility model relates to the field of welding fixtures, in particular to a reversible welding fixture. The utility model provides a reversible welding fixture which can adapt to various sizes of parts. A reversible welding fixture comprises a slide rail, a base, a supporting block, a servo motor, a rotating shaft, a clamping mechanism and the like; two bases are connected on the slide rail in a sliding way, grooves are formed on the bases, air cylinders are arranged in the grooves of the bases, telescopic rods of the air cylinders are connected with the supporting blocks, A servo motor is installed on the left side of the upper portion of the right side supporting block, and a rotating shaft is connected to an output shaft of the servo motor through a coupler. According to the utility model, the servo motor is arranged and drives the rotating shaft and the first bidirectional screw rod to rotate, so that the clamping plate on the first bidirectional screw rod and the part clamped by the clamping plate are driven to rotate, the automatic part turning is realized, welding personnel can weld multiple positions of the part conveniently, a welding clamp is not required to be replaced, and time and labor are saved.

Description

Welding fixture capable of overturning

Technical Field

The utility model relates to the field of welding fixtures, in particular to a reversible welding fixture.

Background

The fixture is a device used for fixing a processed product in a correct position to accept construction or detection in the mechanical manufacturing process; the clamp can be divided into a welding clamp, an inspection clamp, an assembly clamp, a machine tool clamp and the like according to different functions; the welding fixture is a device for accurately positioning and reliably clamping a weldment and facilitating assembly and welding of the weldment; the welding fixture is used for improving the workpiece yield, improving the workpiece quality and improving the labor condition, and the application of the welding fixture can save the fund investment of enterprises in the production of products, so that more economic benefits are obtained.

In the prior art, when parts are welded, a plurality of positions of the parts are usually required to be welded, after one position is welded, the parts are required to be manually assembled to other clamps, and then the next position is welded until all specified positions are welded, so that the investment and labor cost of equipment are increased intangibly, meanwhile, the uniformity and inheritance of the positioning reference of the parts are influenced by excessive procedures, and when the quality problem of the parts occurs, the reasons are difficult to analyze, and the correction and control are inconvenient in time.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model provides a reversible welding fixture which can adapt to parts with various sizes.

The technical proposal is as follows: the utility model provides a welding frock clamp that can overturn, including the slide rail, a pedestal, the supporting shoe, servo motor, the pivot, clamping mechanism, cylinder and second bidirectional screw rod, sliding connection has two bases on the slide rail, all open flutedly on the base, all install the cylinder in the recess of base, the telescopic link of cylinder all is connected with the supporting shoe, servo motor is installed in the upper portion left side of right side supporting shoe, there is the pivot on servo motor's the output shaft through the coupling joint, the upper portion right side rotation of left side supporting shoe is connected with the pivot, all be equipped with clamping mechanism in the pivot, threaded connection has the second bidirectional screw rod between two bases, two bases are located the symmetrical position at the left and right sides both ends of second bidirectional screw rod.

Further, the clamping mechanism comprises a bidirectional screw rod and a clamping plate, a first bidirectional screw rod is rotatably connected to the rotating shaft, and the clamping plate is connected to two ends of the first bidirectional screw rod in a threaded mode.

Further, the device also comprises a guide rod, the guide rod is connected between the two bases in a sliding way, and the guide rod is positioned at the rear side of the second bidirectional screw rod.

Further, the device also comprises a rotating handle, and the left end of the second bidirectional screw rod is fixedly connected with the rotating handle.

Further, the contact part of the clamping plate and the part is made of anti-skid plastic materials.

Further, the device also comprises a ring-type rotating handle, and the ring-type rotating handle is fixedly connected to the upper end of the first bidirectional screw rod.

Further, the lower part of the supporting block is positioned in the groove of the base, and the lower part of the supporting block can slide in the groove of the base.

Further, the left side and the right side of the sliding rail are provided with blocking plates for preventing the base from sliding off.

Compared with the prior art, the utility model has the following advantages: 1. according to the utility model, the rotating handle on the left side of the second bidirectional screw rod is rotated positively and negatively, so that the two bases which are in threaded connection with the two ends of the second bidirectional screw rod are simultaneously moved inwards or outwards during the positive rotation of the second bidirectional screw rod, the distance between the two bases is changed, the distance between the two bases can be adjusted to be the distance between proper parts, and the handle on the first bidirectional screw rod is rotated positively and negatively so that the clamping plates on the first bidirectional screw rod can be driven to move inwards or outwards, so that the distance between the two clamping plates is changed, and the clamping plates can clamp parts with different thicknesses.

2. According to the utility model, the servo motor is arranged and drives the rotating shaft and the first bidirectional screw rod to rotate, so that the clamping plate on the first bidirectional screw rod and the part clamped by the clamping plate are driven to rotate, the automatic part turning is realized, welding personnel can weld multiple positions of the part conveniently, a welding clamp is not required to be replaced, and time and labor are saved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the components of the base, the support block, the cylinder, and the like.

Fig. 3 is a schematic perspective view of the servo motor and clamping plate of the present utility model.

Fig. 4 is a schematic perspective view of parts such as a guide rod and a second bidirectional screw rod.

Part names and serial numbers in the figure: 1: slide rail, 2: base, 3: support block, 4: servo motor, 5: rotating shaft, 6: first two-way lead screw, 7: splint, 8: cylinder, 9: guide rod, 10: second bidirectional screw rod, 11: a rotating handle.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

Example 1: the utility model provides a welding frock clamp that can overturn, as shown in fig. 1-4, including slide rail 1, base 2, supporting shoe 3, servo motor 4, pivot 5, clamping mechanism, cylinder 8 and second bidirectional screw rod 10, slide-type connection has two bases 2 on slide rail 1, the left and right sides of slide rail 1 is equipped with the barrier plate that avoids the landing of base 2, all open flutedly on the base 2, all install cylinder 8 in the recess of base 2, the telescopic link of cylinder 8 all is connected with supporting shoe 3, the lower part of supporting shoe 3 is located the recess of base 2, the lower part of supporting shoe 3 can slide in the recess of base 2, the recess of base 2 is the same with the lower part shape of supporting shoe 3, the recess size of base 2 is slightly greater than the lower part of supporting shoe 3, the recess of base 2 can be spacing to the removal of supporting shoe 3, servo motor 4 is installed in the upper portion left side of right side supporting shoe 3, the output shaft through coupling connection has pivot 5 on the base 2, upper portion right side supporting shoe 3 is connected with pivot 5 in the rotation, all be equipped with clamping mechanism on pivot 5, clamping mechanism has two bilateral screw rod 7 and two bilateral screw rod 10 to two bilateral screw rod two ends to the two-thread connection, the two bilateral screw rod 10 are located two bilateral screw rod parts between the two-thread connection two-way screw rod 2.

As shown in fig. 1 and 3, the device further comprises a rotating handle 11 and a ring-type rotating handle, the rotating handle 11 is fixedly connected to the left end of the second bidirectional screw rod 10, and the ring-type rotating handle is fixedly connected to the upper end of the first bidirectional screw rod 6.

When the device is needed to be used, a worker firstly places the device on a horizontal plane, starts the cylinders 8 at two sides, the cylinders 8 can drive the supporting blocks 3 to move up and down, when the supporting blocks 3 move to a height suitable for welding, the cylinders 8 are closed, the distance between the two bases 2 is adjusted according to the length of a part to be welded, the two bases 2 can simultaneously move inwards by positively rotating the rotating handles 11 at the left side of the second bidirectional screw 10, the distance between the two bases 2 is shortened when the second bidirectional screw 10 positively rotates, the second bidirectional screw 10 can enable the two bases 2 to simultaneously move outwards when the rotating handles 11 are reversely rotated, the distance between the two bases 2 is increased, after the distance between the two bases 2 is adjusted to a proper distance, the ring-type rotating handle on the first bidirectional screw 6 on one side is rotated, the clamping plate 7 on the first bidirectional screw 6 is driven to move upwards when the ring-type rotating handle is rotated, the clamping plate 7 on the second bidirectional screw 6 is driven to move downwards, the clamping plate 7 on the position of the second bidirectional screw is enabled to open, when the clamping plate 7 of the two blocks is tensioned to a proper size, the working motor can be driven to rotate the clamping plate 7 on the position of the second bidirectional screw 6, the part 7 can be clamped on the other side of the clamping motor is driven to rotate, the two clamping plate 7 on the corresponding to the position of the clamping plate 7 on the second bidirectional screw 6 is driven, the two clamping part 7 can be welded, the part 7 is driven to rotate the position 7 on the other side, the two clamping part 7 is driven to rotate the position 7 on the other side, and the part 4 is correspondingly to rotate part 7 is driven to rotate 7 to rotate the position 7 on the position 7 to and the position 7 is rotated, when the parts rotate to the next position to be welded, the servo motor 4 is turned off, and at the moment, the workers can weld the parts until all the positions are welded. Finally, the ring type rotating handles are rotated forward one by one, and the ring type rotating handles can drive the first bidirectional screw rod 6 to rotate, so that the two clamping plates 7 on the first bidirectional screw rod 6 are separated up and down, the clamping plates 7 are opened, parts can be taken out, and welding is completed.

As shown in fig. 1, the sliding guide device further comprises a guide rod 9, the guide rod 9 is slidably connected between the two bases 2, the guide rod 9 is located at the rear side of the second bidirectional screw rod 10, and when the two bases 2 move on the sliding rail 1, the guide rod 9 plays a role in limiting and guiding.

While the disclosure has been described with respect to only a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the utility model as disclosed herein. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims (8)

1. The utility model provides a welding frock clamp that can overturn, a serial communication port, including slide rail (1), base (2), supporting shoe (3), servo motor (4), pivot (5), clamping mechanism, cylinder (8) and two bidirectional screw rods (10), slide-type connection has two bases (2) on slide rail (1), all open flutedly on base (2), all install cylinder (8) in the recess of base (2), the telescopic link of cylinder (8) all is connected with supporting shoe (3), servo motor (4) are installed in the upper portion left side of right side supporting shoe (3), there is pivot (5) on the output shaft of servo motor (4) through the coupling joint, upper portion right side rotation of left side supporting shoe (3) is connected with pivot (5), all be equipped with clamping mechanism on pivot (5), threaded connection has two bidirectional screw rods (10) between two bases (2), two bases (2) are located the symmetrical position at the left and right sides of second bidirectional screw rod (10).

2. The turnover welding fixture of claim 1, wherein the clamping mechanism comprises a bidirectional screw rod and a clamping plate (7), the rotating shaft (5) is rotatably connected with a first bidirectional screw rod (6), and two ends of the first bidirectional screw rod (6) are respectively connected with the clamping plate (7) in a threaded manner.

3. The reversible welding fixture according to claim 2, further comprising a guide rod (9), wherein the guide rod (9) is slidably connected between the two bases (2), and the guide rod (9) is located at the rear side of the second bidirectional screw rod (10).

4. A reversible welding fixture according to claim 3, further comprising a turning handle (11), wherein the turning handle (11) is fixedly connected to the left end of the second bidirectional screw rod (10).

5. The reversible welding fixture as claimed in claim 4, wherein the portion of the clamping plate (7) contacting the part is made of anti-slip plastic material.

6. The reversible welding fixture as claimed in claim 5, further comprising a ring-type rotary grip, wherein the ring-type rotary grip is fixedly connected to the upper end of the first bidirectional screw rod (6).

7. The reversible welding fixture as claimed in claim 6, wherein the lower part of the support block (3) is located in a groove of the base (2), and the lower part of the support block (3) is slidable in the groove of the base (2).

8. The turnover welding fixture of claim 7, wherein the left and right sides of the slide rail (1) are provided with blocking plates for preventing the base (2) from sliding down.