CN211072431U - Welding tool capable of ensuring coaxiality - Google Patents

Abstract

The utility model provides a guarantee welding frock of axiality, includes base, slide rail, revolving stage, work flat board, activity dog, regulation dog, the pedestal mounting is on the slide rail, and the base is at the displacement of slide rail direction, the work flat board sets up on the revolving stage, and revolving stage movable mounting evenly is equipped with T-slot and screw hole on the work flat board on the base, activity dog all installs on the work flat board with regulation dog to can be at the displacement of T-slot direction. The utility model provides a guarantee welding frock of axiality can improve the axiality when two above work pieces weld, and easy operation uses manpower sparingly.

Description

Welding tool capable of ensuring coaxiality

Technical Field

The utility model relates to a machine-building field especially relates to a guarantee welding frock of axiality.

Background

In the machine manufacturing industry, it is often required to ensure a certain coaxiality on or between certain parts to form a specific functional assembly, and the ensuring methods mainly include two methods: one method is an integral processing method, namely, workpieces are welded and then integrally processed, the method has good coaxiality, but the cost is high, the time is wasted, and the method often becomes a bottleneck link in the actual production process. The other method is a tool guarantee method, which is suitable for welding two workpieces due to the fact that the requirement for coaxiality is not high, but the second method cannot well guarantee the coaxiality under the condition that multiple workpieces are welded due to multiple apertures, and especially under the condition that multiple workpieces are welded due to the fact that the apertures of the middle apertures and the two ends are large, different tools are needed to be used for completing the welding process for multiple times in the traditional welding process in order to guarantee the coaxiality of two circular parts connected to the same workpiece, so that a welding tool for guaranteeing the coaxiality is needed to be provided, and the coaxiality of two or more workpieces during welding is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the welding tool overcomes the defects in the prior art, provides a welding tool for ensuring coaxiality, improves the coaxiality of more than two workpieces during welding, is simple and convenient to operate, saves manpower, and improves efficiency.

The technical scheme of the utility model is that: the utility model provides a guarantee welding frock of axiality, includes base, slide rail, revolving stage, work flat board, activity dog, regulation dog, the pedestal mounting can remove in the slide rail direction on the slide rail, the work flat board sets up on the revolving stage, and revolving stage movable mounting evenly is equipped with T-slot and screw hole on the work flat board on the base, activity dog and regulation dog are all installed on the work flat board to can be at the displacement in T-slot direction.

Furthermore, the rotating platform is connected with the base through a bearing, and the rotating platform drives the working flat plate above the rotating platform to synchronously rotate.

Furthermore, the rotating platform is circular and is controlled by a servo motor to rotate around the central axis of the rotating platform, and the rotating precision is 1-5 degrees.

Furthermore, the threaded holes on the working flat plate are uniformly distributed on the working flat plate.

Furthermore, adjust the dog and include slider, screw rod, gasket, be equipped with on the slider with screw rod assorted screw, it all has one with the activity dog to adjust the dog.

Furthermore, the working flat plate is provided with a pointing column for indicating the rotating central shaft of the rotating table, and the position of the workpiece for installation and fixation can be determined according to the pointing column, so that a part needing to ensure coaxiality or a local central point of the part falls in the direction pointed by the pointing column.

Preferably, the triangular column is internally provided with a light source, and a gap is formed in the angle pointing to the rotating central shaft, so that light rays emitted from the inside pass through the rotating central shaft of the rotating platform, and the workpiece is convenient to observe by human eyes when being installed.

Further, the tool further comprises a screw rod and a pressing strip, wherein at least one screw rod and at least one pressing strip are arranged, a plurality of through holes are formed in the pressing strip, and the diameter of each through hole is larger than that of the screw rod.

Further, the base is controlled by a servo motor to move on the sliding rail.

Furthermore, one end of the screw rod is connected with a threaded hole in the working flat plate, the other end of the screw rod penetrates through the pressing strip, a nut is arranged at one end close to the pressing strip, and the nut is screwed to tightly press the workpiece through the pressing strip.

The utility model has the advantages that: the utility model provides a guarantee welding frock of axiality improves the axiality when two above work pieces weld, and easy to use is grasped to the operation, uses manpower sparingly, guarantees the precision, raises the efficiency simultaneously.

Drawings

Fig. 1 is a schematic side view of an embodiment of the invention;

FIG. 2 is a perspective view of a new embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic diagram of the present embodiment;

FIG. 5 is a use state diagram of the present embodiment;

in the figure, 1-base, 11-slide rail, 2-rotary table, 3-working flat plate, 31-T-shaped groove, 32-threaded hole, 4-movable stop block, 5-slide block, 6-gasket, 7-screw rod, 8-pointing column, a-pointing column angle, b-installation central point of coaxial part, c-rotary table rotation center, d-installation central point after rotary table rotates 180 degrees.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Examples

As shown in fig. 1-4, this embodiment is a welding frock of assurance axiality, including base 1, slide rail, revolving stage 2, work flat plate 3, activity dog 4, regulation dog, base 1 installs on the slide rail, and base 1 is at the displacement of slide rail direction, work flat plate 3 sets up on revolving stage 2, and revolving stage 2 movable mounting evenly is equipped with T-slot 31 and screw hole 32 on the work flat plate 3 on base 1, activity dog 4 all installs on work flat plate 3 with regulation dog to can be at the displacement of T-slot 31 direction.

The revolving stage 2 of this embodiment is circular, and is rotatory around its central axis through servo motor control, is connected through the bearing between revolving stage 2 and base 1, and revolving stage 2 can drive the dull and stereotyped 3 synchronous rotations of work above it.

The screw hole 32 on the work flat plate 3 of this embodiment has a plurality ofly, evenly distributes on work flat plate 3, adjusts the dog and includes slider 5, screw rod 7, gasket 6, is equipped with on the slider 5 with screw rod 7 assorted screw.

Be equipped with the directional post 8 that is used for instructing the rotation center axle of revolving stage 2 on the work flat plate 3 of this embodiment, directional post 8 is the triangular prism, the directional rotation center axle of revolving stage 2 of an angle of triangular prism, and there is the lamp of red light in the triangular prism, and the gap is opened to the angle of directional rotation center axle on the triangular prism, makes the inside light that jets out through the rotation center axle of revolving stage 2, and simple to operate people's eye observes.

The tool of the embodiment further comprises a screw rod and a pressing strip, wherein a plurality of through holes are formed in the pressing strip, the diameter of each through hole is larger than that of the screw rod, one end of the screw rod is connected with a threaded hole 32 in the working flat plate 3, the other end of the screw rod penetrates through the pressing strip, a nut is arranged at one end close to the pressing strip, and the screwed nut can tightly press a workpiece through the pressing strip.

The base 1 of the present embodiment can move on the slide rail under the control of the servo motor.

As shown in fig. 4, the utility model discloses a principle is, the directional revolving stage rotation center c of directional column angle a, and falls on the connecting line between directional column angle a and the revolving stage rotation center c with the installation center point b of axiality part, when the revolving stage was rotatory 180 degrees, b and d had exchanged the position, and a, b, c, d still keep on same straight line, can guarantee the axiality of the work piece of twice processing.

As shown in fig. 5, when the present embodiment is used, a workpiece is first placed on the working plate 3, one side of the workpiece is attached to the movable stop 4, the adjusting stop is installed in the appropriate T-shaped groove 31 according to the width of the bottom surface of the workpiece, and it is ensured that the installation center point of the part to be welded with coaxiality on the side of the workpiece is located in the direction pointed by the pointing post 8, the screw 7 on the adjusting stop is rotated at the same time, the other side of the workpiece is closely attached to the gasket 6, then the pressing bar is placed above the workpiece, the screw sequentially passes through the through hole on the pressing plate and the through hole on the bottom surface of the workpiece and then is in threaded connection with the working plate 3, the nut is screwed to fasten the workpiece on the working plate 3, thus the clamping and positioning work of the workpiece is completed, the welding operation can be started on one side of the workpiece, after the welding, the welding of the other side face can be carried out.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalent technologies, the present invention is also intended to include such modifications and variations.

Claims (10)

1. The utility model provides a guarantee welding frock of axiality, includes base (1), slide rail (11), its characterized in that: still include revolving stage (2), work flat board (3), activity dog (4), regulation dog, base (1) is installed on slide rail (11), and base (1) is at slide rail (11) direction displacement, work flat board (3) set up on revolving stage (2), and revolving stage (2) movable mounting evenly is equipped with T-slot (31) and screw hole (32) on work flat board (3) on base (1) to activity dog (4) all install on work flat board (3) with the regulation dog to at T-slot (31) direction displacement.

2. The welding tool for ensuring coaxiality of claim 1, wherein: the rotating platform (2) is connected with the base (1) through a bearing, and the rotating platform (2) drives the working flat plate (3) above the rotating platform to synchronously rotate.

3. The welding tool for ensuring coaxiality of claim 2, wherein: the rotating platform (2) is circular and is controlled to rotate around the central axis thereof by a servo motor.

4. The welding tool for ensuring coaxiality of claim 3, wherein: the plurality of threaded holes (32) on the working flat plate (3) are uniformly distributed on the working flat plate (3).

5. The welding tool for ensuring coaxiality of claim 1, wherein: the adjusting stop block comprises a sliding block (5), a screw rod (7) and a gasket (6), a screw hole matched with the screw rod (7) is formed in the sliding block (5), and at least one of the adjusting stop block and the movable stop block (4) is arranged.

6. The welding tool for ensuring the coaxiality of any one of claims 1 to 5, wherein: the working flat plate (3) is provided with a pointing column (8) for indicating the rotating central shaft of the rotating platform (2).

7. The welding tool for ensuring coaxiality of claim 6, wherein: the pointing column (8) is a triangular column, one corner of the triangular column points to the rotating central shaft of the rotating platform (2), a light source is arranged in the triangular column, and a gap is formed in the corner pointing to the rotating central shaft, so that light rays emitted from the inside pass through the rotating central shaft.

8. The welding tool for ensuring coaxiality of claim 1, wherein: the screw rod and the pressing strip are at least one, a plurality of through holes are formed in the pressing strip, and the diameter of each through hole is larger than that of the screw rod.

9. The welding tool for ensuring coaxiality of claim 8, wherein: the base (1) is controlled by a servo motor to move on the sliding rail (11).

10. The welding tool for ensuring coaxiality of claim 8, wherein: one end of the screw rod is connected with a threaded hole (32) in the working flat plate (3), the other end of the screw rod penetrates through the pressing strip, a nut is arranged at one end close to the pressing strip, and the nut is screwed to tightly press the workpiece through the pressing strip.

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