Volute assembly welding small part feeding mechanism

Abstract

The utility model provides a volute assembly welding small part feeding mechanism. The volute assembly welding small part feeding mechanism comprises a spring plunger, a clamping jaw element, a three-jaw clamping mechanism, a three-jaw clamping air cylinder and a sliding table air cylinder. Wherein the spring plunger is installed on the outer side of the clamping jaw element, the clamping jaw element is connected with the three-jaw clamping air cylinder through the three-jaw clamping mechanism, and the three-jaw clamping air cylinder is connected with the sliding table air cylinder through a connecting plate. According to the automatic feeding device, automatic feeding of volute assembly welding is achieved, small parts can be installed more conveniently and rapidly, production efficiency is improved, elements can be installed rapidly and accurately, and the welding process is more stable.

Description

Technical Field

[0001] The utility model belongs to the technical field of clamping equipment, and in particular relates to a small-piece feeding mechanism for welding a volute assembly. Background Art

[0002] The rocker arm components are currently installed manually during the turbine casing rocker arm welding process, and the manual installation has low production efficiency. In addition, the installation process is affected by human factors, and there are problems such as inadequate installation of the rocker arm, resulting in dimensional deviations and welding quality problems.

[0003] Publication No. CN215200140U discloses a welding platen, including a body, a rocker arm welding station, a brake ring welding station and a connecting portion formed on the body, a welding through hole formed on the rocker arm welding station, a central axis positioning through hole formed on the brake ring welding station, the welding through hole and the central axis positioning through hole are coaxially arranged, and the connecting portion is used for detachable connection with an external mounting position. The purpose of this application is to provide a welding platen for the inconvenience caused by the need to use two sets of tooling for laser welding of brake rings and rockers in current volute products; however, this application cannot be automatically installed and the positioning accuracy is insufficient. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a small welding part feeding mechanism for a volute assembly in view of the deficiencies of the prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A small-part feeding mechanism for welding a volute assembly is provided, comprising: a spring plunger, a clamping jaw element, a three-jaw clamping mechanism, a three-jaw clamping cylinder and a slide cylinder; wherein the spring plunger is installed on the outside of the clamping jaw element, the clamping jaw element is connected to the three-jaw clamping cylinder through the three-jaw clamping mechanism, and the three-jaw clamping cylinder is connected to the slide cylinder through a connecting plate.

[0007] Preferably, a spring is installed at the bottom of the spring plunger, and one is arranged on each of the clamping jaw elements.

[0008] Preferably, a hole expanding element is provided at the bottom of the clamping jaw element, and a spring plunger is provided on the outer side of the hole expanding element.

[0009] Preferably, the clamping jaw element is connected to the three-jaw clamping mechanism via a locking screw, and the three-jaw clamping mechanism is fixed on the three-jaw clamping cylinder.

[0010] Preferably, the connecting plate is arranged in a right-angle L-shape, and two side edges of the connecting plate are connected to the three-jaw clamping cylinder and the slide cylinder by bolts.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model contacts the upper end face of the rocker arm assembly through three spring plungers to level the rocker arm end face, thereby greatly improving the positioning accuracy and the degree of automation; by placing three evenly distributed clamping jaw elements at the center of the rotating shaft matching hole of the rocker arm assembly, accurate positioning of the rocker arm assembly is achieved to avoid dislocation and slippage; through the action of the three-jaw clamping cylinder, the three clamping jaw elements are driven to grab the rocker arm assembly to achieve accurate positioning of the rocker arm assembly; the slide cylinder drives the entire feeding mechanism to move and install the rocker arm element through the connecting plate; the slide cylinder can realize the horizontal movement of the entire feeding mechanism, and accurately move the rocker arm assembly to the installation position for welding.

[0013] The utility model realizes automatic feeding of the vortex casing assembly welding, makes the installation of small parts more convenient and quick, improves the production efficiency, and can install components quickly and accurately, makes the welding process more stable, avoids the welding quality problems caused by improper installation, and ensures stable welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 : A side view of the small welding parts feeding mechanism of the vortex casing assembly of the utility model;

[0016] 1. Rocker arm element; 2. Spring plunger; 3. Clamping claw element; 4. Locking screw; 5. Three-jaw clamping mechanism; 6. Three-jaw clamping cylinder; 7. Connecting plate; 8. Slide cylinder; DETAILED DESCRIPTION

[0017] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0018] In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not as limiting. Therefore, other examples of the exemplary embodiments may have different values.

[0019] Embodiment 1: A small-piece feeding mechanism for welding of a volute assembly is provided, comprising: a rocker arm element 1, a spring plunger 2, a clamping jaw element 3, a three-jaw clamping mechanism 5, a three-jaw clamping cylinder 6 and a slide cylinder 8; wherein the spring plunger 2 is installed on the outside of the clamping jaw element 3, the clamping jaw element 3 is connected to the three-jaw clamping cylinder 6 through the three-jaw clamping mechanism 5, and the three-jaw clamping cylinder 6 is connected to the slide cylinder 8 through a connecting plate 7. The three-jaw clamping mechanism 5 can realize the clamping and positioning of the rocker arm element 1, and the three-jaw clamping cylinder 6 and the slide cylinder 8 can realize the up and down movement and horizontal sliding of the entire mechanism.

[0020] Furthermore, a spring is installed at the bottom of the spring plunger 2 , and one spring plunger 2 is arranged on each of the clamping jaw elements 3 . The three spring plungers 3 can accurately calibrate the upper end surface of the rocker arm element 1 .

[0021] Furthermore, a hole expansion element is provided at the bottom of the clamping jaw element 3, and a spring plunger 2 is provided on the outside of the hole expansion element. The spring plunger 2 retracts after calibrating the upper end surface of the rocker arm element 1, and three evenly distributed clamping jaw elements 3 are placed in the center of the shaft matching hole of the rocker arm assembly to achieve precise positioning.

[0022] Furthermore, the clamping jaw element 3 is connected to the three-jaw clamping mechanism 5 via a locking screw 4, and the three-jaw clamping mechanism 5 is fixed on the three-jaw clamping cylinder 6, so that the three-jaw clamping cylinder 6 can drive the three-turn clamping mechanism 5 to grasp the rocker arm element 1.

[0023] Furthermore, the connecting plate 7 is configured as a right-angle L-shape, and two side edges of the connecting plate 7 are connected to the three-jaw clamping cylinder 6 and the slide cylinder 8 by bolts to realize the linkage of the three-jaw clamping cylinder 6 and the slide cylinder 8.

[0024] In this embodiment, three spring plungers are used to contact the upper end surface of the rocker arm assembly to level the rocker arm end surface, thereby greatly improving the positioning accuracy and the degree of automation; three evenly distributed clamping elements are placed at the center of the shaft matching hole of the rocker arm assembly to achieve precise positioning of the rocker arm assembly to avoid misalignment and slippage; the three-jaw clamping cylinder is driven to grasp the rocker arm assembly through the action of the three-jaw clamping cylinder to achieve precise positioning of the rocker arm assembly; the slide cylinder drives the entire feeding mechanism to move and install the rocker arm component through the connecting plate; the slide cylinder can realize the horizontal movement of the entire feeding mechanism and accurately move the rocker arm assembly to the installation position for welding.

[0025] This embodiment realizes automatic loading of the turbine casing assembly welding, makes the installation of small parts more convenient and quick, improves production efficiency, and can install components quickly and accurately, making the welding process more stable, avoiding welding quality problems caused by improper installation, and ensuring stable welding quality.

[0026] In addition, those skilled in the art should understand that, although there are many problems in the prior art, each embodiment or technical solution of the utility model can be improved in only one or several aspects, without having to solve all the technical problems listed in the prior art or background technology at the same time. Those skilled in the art should understand that the content not mentioned in a claim should not be used as a limitation on the claim.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the preferred implementation scheme of the utility model and are not limiting. Other modifications or equivalent substitutions made to the technical scheme of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical scheme of the utility model.

Claims

1. A small-parts feeding mechanism for turbine assembly welding, characterized in that: include: Spring plunger, clamping jaw element, three-jaw clamping mechanism, three-jaw clamping cylinder and slide cylinder; Wherein, the spring plunger is installed on the outside of the clamping jaw element, the clamping jaw element is connected to the three-jaw clamping cylinder through the three-jaw clamping mechanism, and the three-jaw clamping cylinder is connected to the slide cylinder through a connecting plate.

2. A small-piece feeding mechanism for turbine assembly welding as claimed in claim 1, characterized in that: A spring is installed at the bottom of the spring plunger, and one is arranged on each of the clamping jaw elements.

3. A small-parts feeding mechanism for turbine assembly welding as claimed in claim 1, characterized in that: A hole expanding element is arranged at the bottom of the clamping jaw element, and a spring plunger is arranged at the outer side of the hole expanding element.

4. A small-piece feeding mechanism for turbine assembly welding as claimed in claim 1, characterized in that: The clamping jaw element is connected to the three-jaw clamping mechanism via a locking screw, and the three-jaw clamping mechanism is fixed on the three-jaw clamping cylinder.

5. A small-piece feeding mechanism for turbine assembly welding as claimed in claim 1, characterized in that: The connecting plate is arranged in a right-angle L-shape, and two side edges of the connecting plate are connected to the three-jaw clamping cylinder and the slide cylinder by bolts.

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