CN111618516A - Multi-station flexible overturning positioner and use method thereof - Google Patents

Abstract

The invention discloses a multi-station flexible turning and shifting machine, which comprises a tailstock, a clamp module, a tooling body, a headstock and a ground rail; the tailstock and the headstock are both mounted on the ground rail and can be adjusted The position on the ground rail; the tailstock and the headstock are equipped with chucks that can move up and down and also rotate, and the two ends of the tooling body are connected to the chucks on the tailstock and the headstock through the tooling connection head respectively. Limit connection; the tooling body is provided with at least two mounting surfaces, and each mounting surface is provided with a number of holes for mounting the clamp module. At the same time, the invention also discloses a corresponding usage method of the multi-station flexible flipping and shifting machine. The present invention has the advantages of simplified structure, small footprint, and can well solve the problem of multi-station and multi-product mixed flexible welding in the production process of large workpieces.

Description

A kind of multi-station flexible turning machine and using method thereof

technical field

The invention relates to the technical field of welding auxiliary equipment, in particular to a welding jig and fixture auxiliary overturning equipment that can realize compatibility between different products and multi-station work and a method of using the same.

Background technique

Turnover positioner is a kind of welding auxiliary equipment that changes the operation position of weldments, welders and welding workers to achieve or maintain the best operation and welding position. It occupies an important position in the field of welding auxiliary equipment. In the prior art, there are various types of turning and shifting machines used for welding, and most of them are suitable for single-station and single-product welding, because the structure of such products is relatively simple. For multi-product hybrid flexible welding, there are also many corresponding models and equipment. Among them, the more common design schemes of multi-station turning and shifting machines include a single-station turning and shifting machine as the main body combined with other facilities such as robotic arms. The scheme of multi-station flipping; there is also a scheme of combining multiple single-station flipping and switching machines. The inventor of this patent application has found through research that the above two solutions are only suitable for small workpiece scenarios; for the production and processing of large workpieces in heavy industries such as construction machinery and rail transit, multi-station and multi-product solutions are often required for large workpieces. Hybrid flexible flipping positioner, and the existing flipping positioner, either the structure is very cumbersome, or multiple devices are arranged in parallel, occupying a large area and cannot be well applied.

To sum up, there is currently a lack of a multi-station flexible turning and shifting machine with a simplified structure and a small footprint, which can well solve the problem of multi-station and multi-product hybrid flexible welding in the production process of large workpieces.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a multi-station flexible turning and shifting machine that has a compact structure, a small footprint, and can well solve the problem of multi-station and multi-product mixed flexible welding in the production process of large workpieces. .

In order to solve the above-mentioned technical problems, the technical solution provided by the present invention is: a multi-station flexible turning and shifting machine, which includes a tailstock, a clamp module, a tooling body, a headstock and a ground rail; the tailstock and the headstock They are all installed on the ground rail, and the position on the ground rail can be adjusted; both the tailstock and the headstock are equipped with chucks that can move up and down and also rotate, and the two ends of the tooling body are respectively connected by tooling connectors. The tooling body is provided with at least two mounting surfaces, and each mounting surface is provided with a number of holes for installing the clamp module.

Preferably, the ground rail is a double-rail structure, the head frame is fixedly installed at the end of the ground rail, and the tail frame can move forward and backward on the ground rail.

Preferably, the tooling body is a triangular prism structure.

Preferably, a vertical movement motor and a rotary movement motor are respectively installed on the tailstock and the headstock, and the vertical movement motor is matched with a transmission member for driving the chuck to move up and down; the rotary movement motor is matched with A transmission part is installed to drive the chuck to rotate; the vertical movement motor and the rotary movement motor are deceleration motors or servo motors.

Preferably, the tailstock and the headstock are lift frames.

Preferably, a spirit level is installed on the tool body.

The present invention also provides a method for using a multi-station flexible flipping machine, which comprises the following steps:

The first step is to design according to the quantity and size of the products to be welded, or select a tooling body whose length and number of installation surfaces are compatible with the welding products;

In the second step, the tooling connector at one end of the designed tooling body is fixedly connected to the chuck on the headstock, and then the position of the tailstock on the ground rail is moved so that the chuck on the tailstock is connected to the other end of the tooling body. Tooling connector fixed connection;

The third step is to design the shape of the product to be welded or select the corresponding fixture module, and install the fixture module on the mounting surface of the tool body;

The fourth step is to clamp the product that needs to be welded to the corresponding fixture module, and at the same time adjust the optimal welding angle by rotating the chuck, and lock the rotated angle; by adjusting the control card on the tailstock and headstock The parts that move up and down on the plate are adjusted to the optimal welding height and locked; then start the corresponding welding work. If the height and angle need to be changed during the welding process, it can be adjusted in real time.

After the above structure is adopted, the present invention has the following beneficial effects: it can flexibly realize multi-station coordinated operation of large-size products, has a high degree of flexibility, and at the same time occupies a small area, which effectively solves the problem that the turning positioner is used in the assembly and welding of large workpieces. The application problem of flexible multi-product production.

Description of drawings

FIG. 1 is a schematic diagram of the front structure of the multi-station flexible flipping positioner in the present invention.

FIG. 2 is a cross-sectional view of plane A-A in FIG. 1 .

FIG. 3 is a cross-sectional view of the plane B-B in FIG. 1 .

Fig. 4 is the three-dimensional structure schematic diagram of the multi-station flexible turning positioner in the present invention

FIG. 5 is a schematic structural diagram of the tooling body of the multi-station flexible turning positioner in the present invention.

FIG. 6 is a schematic diagram of the multi-station flexible flipping and shifting machine of the present invention in actual use.

As shown in the figure: tailstock 1, fixture module 2, tooling body 3, headstock 4, ground rail 5, chuck 6, vertical movement motor 7, rotary movement motor 8, tooling connector 9.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings.

In conjunction with accompanying drawings 1 to 5, a multi-station flexible turning and shifting machine, which includes a tailstock 1, a clamp module 2, a tooling body 3, a headstock 4 and a ground rail 5; the tailstock 1 and the head The racks 4 are installed on the ground rail 5, and the position on the ground rail 5 can be adjusted; the tailstock 1 and the headstock 4 are both equipped with a chuck 6 that can move up and down and can also be rotated at the same time. The tooling body 3 The two ends are respectively connected with the chucks 6 on the tailstock 1 and the headstock 4 through the tooling connector 9; the tooling body 3 is provided with at least two mounting surfaces, and each mounting surface is provided with several Holes for mounting clamp module 2.

Preferably, the ground rail 5 is a double-rail structure, the head frame 4 is fixedly installed at the end of the ground rail 5 , and the tail frame 1 can move forward and backward on the ground rail 5 .

Preferably, the tooling body 3 is a triangular prism structure.

Preferably, a vertical movement motor 7 and a rotary movement motor 8 are respectively installed on the tailstock 1 and the headstock 4, and the vertical movement motor 7 is equipped with a transmission member for driving the chuck 6 to move up and down; The rotary movement motor 8 is equipped with a transmission member for driving the chuck 6 to rotate; the vertical movement motor 7 and the rotary movement motor 8 are deceleration motors or servo motors.

Preferably, the tailstock 1 and the headstock 4 are lift frames.

Preferably, a spirit level is installed on the tool body 3 .

The present invention also provides a method for using a multi-station flexible flipping machine, which comprises the following steps:

The first step is to design according to the quantity and size of the products to be welded, or select a tooling body 3 whose length and number of installation surfaces are compatible with the welding products;

In the second step, the tooling connector 9 at one end of the designed tooling body 3 is fixedly connected to the chuck 6 on the headstock 4, and then the position of the tailstock 1 on the ground rail 5 is moved, so that the clamp on the tailstock 1 The disc 6 is fixedly connected with the tooling connector 9 at the other end of the tooling body 3;

The third step is to design the shape of the product to be welded or select the corresponding fixture module 2, and install the fixture module 2 on the mounting surface of the tool body 3;

The fourth step is to clamp the product to be welded on the corresponding fixture module 2, and at the same time adjust the optimal welding angle by rotating the chuck 6, and lock the rotated angle; by adjusting the tailstock 1 and the headstock 4 The components used to control the up and down movement of the chuck 6 are adjusted to the optimal welding height and locked; then start the corresponding welding work. If the height and angle need to be changed during the welding process, it can be adjusted in real time.

During the specific implementation of the present invention, the headstock and the tailstock can also adopt a double-head power type headstock and tailstock, and the tooling body 3 can also adopt a structural type tooling body such as a quadrangular body and a hexagonal body. As an improvement, the tooling body is assembled from a plurality of unit sections, so that the length of the tooling body can be quickly assembled according to the length of different products during use. In addition, the level gauge can be of a bubble type or an electronic type to verify whether the tooling is level.

Further in conjunction with Fig. 6, taking the combination welding or welding of the three products A, B and C as an example, the multi-station flexible turning and shifting machine involved in the present invention can be used to install the three products on the tooling body at the same time, The tooling body of the triangular prism structure is used in the attached drawing, products A and B are installed on the same installation surface, product C is installed on another installation surface, and the three products are clamped by the corresponding clamp modules 2 , Designing different fixture modules 2 according to different products is a routine skill of technicians in the industry, and will not be described in detail here; after the clamping is completed, three people can weld different products separately, that is, three stations are created, or one person The three products are welded in sequence. If you need to adjust the height and angle during the welding process, you can directly rotate the chuck and adjust the height of the chuck, which is very convenient.

The present invention and its embodiments have been described above, and the description is not restrictive, and what is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. All in all, if those of ordinary skill in the art are inspired by it, and without departing from the purpose of the present invention, any structural modes and embodiments similar to this technical solution are designed without creativity, all should belong to the protection scope of the present invention.

Claims (7)

1. The utility model provides a flexible machine of shifting that overturns of multistation which characterized in that: the fixture comprises a tailstock (1), a fixture module (2), a fixture body (3), a headstock (4) and a ground rail (5); the tailstock (1) and the headstock (4) are both arranged on the ground rail (5) and can be adjusted to positions on the ground rail (5); chucks (6) which can move up and down and can rotate are respectively arranged on the tailstock (1) and the headstock (4), and two ends of the tool body (3) are respectively in limit connection with the chucks (6) on the tailstock (1) and the headstock (4) through tool connectors (9); the fixture body (3) is provided with at least two mounting surfaces, and each mounting surface is provided with a plurality of hole sites for mounting the fixture module (2).

2. The multi-station flexible inversion positioner of claim 1, wherein: the ground rail (5) is of a double-rail structure, the headstock (4) is fixedly arranged at the tail end of the ground rail (5), and the tailstock (1) can move back and forth on the ground rail (5).

3. The multi-station flexible inversion positioner of claim 1, wherein: the tool body (3) is of a prism structure.

4. The multi-station flexible inversion positioner of claim 1, wherein: the tailstock (1) and the headstock (4) are respectively provided with a vertical moving motor (7) and a rotary moving motor (8), and the vertical moving motor (7) is provided with a transmission part in a matching way and is used for driving the chuck (6) to move up and down; the rotary moving motor (8) is provided with a transmission part in a matching way and is used for driving the chuck (6) to rotate; the vertical moving motor (7) and the rotary moving motor (8) are speed reducing motors or servo motors.

5. The multi-station flexible inversion positioner of claim 1, wherein: the tail frame (1) and the head frame (4) are lifting frames.

6. The multi-station flexible inversion positioner of claim 1, wherein: the tool body (3) is provided with a level gauge.

7. A use method of a multi-station flexible overturning and positioning machine according to any one of claims 1-6, is characterized in that: it comprises the following steps:

firstly, designing or selecting a tool body (3) with the length and the number of installation surfaces matched with the number of welding products according to the number and the size of the products to be welded;

secondly, fixedly connecting a tool connector (9) at one end of the designed tool body (3) with a chuck (6) on the headstock (4), and then moving the position of the tailstock (1) on the ground rail (5) to fixedly connect the chuck (6) on the tailstock (1) with the tool connector (9) at the other end of the tool body (3);

thirdly, designing or selecting a corresponding clamp module (2) according to the shape of a product to be welded, and installing the clamp module (2) on the installation surface of the tool body (3);

fourthly, clamping a product to be welded on a corresponding clamp module (2), adjusting to an optimal welding angle through a rotating chuck (6), and locking the rotated angle; adjusting the optimal welding height and locking by adjusting components used for controlling the chuck (6) to move up and down on the tailstock (1) and the headstock (4); and then starting corresponding welding work, and if the height and the angle need to be changed in the welding process, adjusting in real time.

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