Laser cladding equipment with constant-force pneumatic tailstock

Abstract

The laser cladding equipment comprises a rack, a chuck and the tailstock, the chuck and the tailstock are both arranged on the rack, the chuck and the tailstock are oppositely arranged, the tailstock comprises a base and an ejector pin, the ejector pin faces the side where the chuck is located, a power source is arranged on a base station, and the base station is connected with the base station. The power source drives the ejector pin to move so that the ejector pin can be close to or away from the chuck. The power source is used for driving the ejector pin to move, in the shaft part machining process, the installation position of the ejector pin is adjusted according to the expansion condition of the shaft part, and the situation that the ejector pin and the shaft part are damaged and normal use of the tailstock and machining of the shaft part are affected due to the fact that force exerted on the shaft part by the ejector pin is too large is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cladding, and more specifically to laser cladding equipment with a constant-force pneumatic tailstock. Background Art

[0002] During the laser cladding process of shaft parts, the chuck and tailstock are used to fix the workpiece. Due to the high temperature of laser cladding, the workpiece is prone to thermal expansion during the laser cladding process. Since the tail of the workpiece is fixed by the ejector on the tailstock, the workpiece is easily deformed and the ejector on the tailstock is damaged during the expansion of the workpiece. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a laser cladding equipment with a constant force pneumatic tailstock, so as to overcome the above-mentioned defects in the prior art.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A laser cladding device with a constant force pneumatic tailstock comprises a frame, a chuck and a tailstock, wherein the chuck and the tailstock are both arranged on the frame, the chuck and the tailstock are arranged opposite to each other, the tailstock comprises a base and an ejector, the ejector faces the side where the chuck is located, a power source is arranged on the base, and the power source drives the ejector to move so that the ejector is close to or away from the chuck.

[0006] Preferably, a mounting hole is provided on the base, the ejector pin and the power source are both provided in the mounting hole, and the ejector pin slides along the mounting hole.

[0007] Preferably, the power source is a cylinder, and a pneumatic device is provided on the frame.

[0008] Preferably, the pneumatic device includes an air source, a two-position five-way valve and two groups of speed regulating valves, the two groups of speed regulating valves are respectively connected to the two ends of the cylinder body, the two groups of speed regulating valves are both connected to the two-position five-way valve, and the two-position five-way valve is connected to the air source output end.

[0009] Preferably, a proportional valve is provided between the gas source and the two-position five-way valve.

[0010] Preferably, a position sensor is provided on one side of the cylinder.

[0011] The beneficial effects of the utility model are as follows: the power source is used to drive the ejector to move. During the processing of shaft parts, the ejector can adjust the installation position of the ejector according to the expansion of the shaft parts, so as to avoid excessive force exerted by the ejector on the shaft parts, thereby causing damage to the ejector and the shaft parts, affecting the normal use of the tailstock and the processing of the shaft parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the overall structure diagram of the utility model;

[0013] Figure 2 It is the tailstock structure diagram of the utility model;

[0014] Figure 3 It is a pneumatic principle diagram of the utility model.

[0015] Figure numerals: 1, frame; 2, chuck; 3, tailstock; 31, base; 311, mounting hole; 32, ejector pin; 33, cylinder; 4, pneumatic device; 41, air source; 42, two-position five-way valve; 43, speed control valve; 44, proportional valve; 45, position sensor. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0019] The following is a further description of the embodiments of the present invention in conjunction with the accompanying drawings:

[0020] A laser cladding device with a constant force pneumatic tailstock 3 comprises a frame 1, a chuck 2 and a tailstock 3, wherein the chuck 2 and the tailstock 3 are both arranged on the frame 1, and the chuck 2 and the tailstock 3 are arranged opposite to each other. The chuck 2 and the tailstock 3 are arranged opposite to each other on the frame 1, and the chuck 2 and the tailstock 3 are used to fix and clamp the two ends of a shaft part, wherein one end of the shaft part is clamped by the chuck 2, and the other end is pressed against the tailstock 3, and the tailstock 3 comprises a base 31 and an ejector 32, wherein the ejector 32 faces the side where the chuck 2 is located, and a power source is arranged on the base, and the power source drives the ejector 32 to move so that the ejector 32 approaches or moves away from the chuck 2, and the power source is used to drive the ejector 32 to move, and during the processing of the shaft part, the ejector 32 adjusts the installation position of the ejector 32 according to the expansion of the shaft part to avoid excessive force of the ejector 32 on the shaft part, thereby causing damage to the ejector 32 and the shaft part, and affecting the normal use of the tailstock 3 and the processing of the shaft part.

[0021] A mounting hole 311 is provided on the base 31, and the ejector pin 32 and the power source are both provided in the mounting hole 311, and the ejector pin 32 slides along the mounting hole 311. A mounting hole 311 is provided on the base 31, and the ejector pin 32 is slidably provided in the mounting hole 311, and the ejector pin 32 can slide along the mounting hole 311. During use, the mounting hole 311 is used to limit the ejector pin 32 to ensure that the ejector pin 32 moves in the mounting hole 311 without offset, thereby ensuring that the shaft parts will not be misaligned during the processing.

[0022] The power source is a cylinder 33, and a pneumatic device 4 is provided on the frame 1. The power source is a cylinder 33. The cylinder 33 is used to better control the movement stroke of the ejector 32, ensuring that during the processing, the cylinder 33 can adjust the position of the ejector 32 in time according to the state of the shaft parts. The pneumatic device 4 is used to provide gas to the cylinder 33, thereby driving the cylinder 33 to move.

[0023] The pneumatic device 4 includes an air source 41, a two-position five-way valve 42 and two groups of speed regulating valves 43. The two groups of speed regulating valves 43 are respectively connected to the two ends of the cylinder body of the cylinder 33, and the two groups of speed regulating valves 43 are both connected to the two-position five-way valve 42. The two-position five-way valve 42 is connected to the output end of the air source 41, and is respectively connected to the speed regulating valve 43 at both ends of the cylinder body of the cylinder 33, and the two groups of speed regulating valves 43 are respectively connected to the two-position five-way valve 42. During use, the two-position five-way valve 42 is adjusted in position to achieve communication with different speed regulating valves 43, and the two-position five-way valve 42 is connected to the air source 41. By ventilating different speed regulating valves 43, the gas on both sides of the cylinder 33 is discharged, thereby driving the piston in the cylinder 33 to move, and driving the ejector pin 32 to move, thereby achieving the adjustment of the ejector pin 32.

[0024] A proportional valve 44 is provided between the air source 41 and the two-position five-way valve 42 . A proportional valve 44 is provided between the air source 41 and the two-position five-way valve 42 .

[0025] A position sensor 45 is provided on one side of the cylinder 33 , and the position sensor 45 is used to monitor the expansion of shaft parts in real time, and to adjust the state of the two-position five-way valve 42 in time, thereby adjusting the state of the cylinder 33 .

[0026] The above are only preferred implementations of the utility model. The protection scope of the utility model is not limited to the above embodiments. All technical solutions under the idea of ​​the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A laser cladding device with a constant force pneumatic tailstock, comprising a frame (1), a chuck (2) and a tailstock (3), wherein the chuck (2) and the tailstock (3) are both arranged on the frame (1), characterized in that: The chuck (2) and the tailstock (3) are arranged opposite to each other. The tailstock (3) comprises a base (31) and an ejector pin (32). The ejector pin (32) faces the side where the chuck (2) is located. A power source is arranged on the base (31). The power source drives the ejector pin (32) to move so that the ejector pin (32) is close to or away from the chuck (2).

2. The laser cladding equipment with a constant force pneumatic tailstock according to claim 1, characterized in that: The base (31) is provided with a mounting hole (311), the ejector pin (32) and the power source are both arranged in the mounting hole (311), and the ejector pin (32) slides along the mounting hole (311).

3. The laser cladding equipment with a constant force pneumatic tailstock according to claim 1, characterized in that: The power source is a cylinder (33), and a pneumatic device (4) is provided on the frame (1).

4. The laser cladding equipment with a constant force pneumatic tailstock according to claim 3, characterized in that: The pneumatic device (4) comprises an air source (41), a two-position five-way valve (42) and two groups of speed regulating valves (43), the two groups of speed regulating valves (43) being respectively connected to two ends of a cylinder body of the air cylinder (33), the two groups of speed regulating valves (43) being both connected to the two-position five-way valve (42), and the two-position five-way valve (42) being connected to an output end of the air source (41).

5. The laser cladding equipment with a constant force pneumatic tailstock according to claim 4, characterized in that: A proportional valve (44) is provided between the gas source (41) and the two-position five-way valve (42).

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