Turbocharger core component air sealing plate assembly assembling mechanism and assembling equipment

Abstract

The utility model provides a turbocharger core part air seal plate assembly assembling mechanism and assembling equipment, the assembling mechanism comprises a core part transportation structure and an air seal plate assembly press-fitting assembly, the core part transportation structure comprises a starting station and a terminal station and is used for automatic feeding, and the air seal plate assembly press-fitting assembly comprises an air seal plate assembly press-fitting assembly. An air sealing plate assembly press-fitting assembly is arranged at the terminal station and used for automatically press-fitting an air sealing plate; moreover, the air sealing plate assembly press-fitting assembly comprises a supporting frame assembly, a lifting control assembly, a press-fitting assembly and a press-fitting monitoring assembly, and during press-fitting, the press-fitting assembly is used for press-fitting the air sealing plate assembly in two strokes including a high speed and a low speed, so that time is saved, the press-fitting efficiency is improved, the press-fitting depth is more accurate, and damage to matching surfaces of parts is reduced; the assembly equipment comprises an operation table used for bearing the turbocharger core part air sealing plate assembly assembly mechanism so that the assembly mechanism can be located at the proper height.

Description

Technical Field

[0001] The utility model relates to the technical field of turbocharging, in particular to an assembly mechanism and an assembly device for an air sealing plate assembly, a core component of a turbocharger. Background Art

[0002] The floating bearings of turbochargers mostly adopt two structures: double floating bearings and semi-floating bearings. Among them, semi-floating bearings have high mechanical efficiency and good NVH (noise, vibration and harshness) quality, and are widely used in existing passenger car engines.

[0003] In the manufacture of core components of semi-floating bearings, the gas seal plate assembly is an important sealing structure at the compression end of the turbocharger, so the assembly process of the gas seal plate assembly is particularly important; at present, the gas seal plate assembly is generally press-fitted by a pneumatic press, and the shaft seal and the shaft are interference fit under the action of the pneumatic press; however, the efficiency of the pneumatic press is relatively low during press-fitting, which is specifically reflected in the low degree of automation in the loading and unloading links and the start and stop links of the pneumatic press, as well as the constant speed during the pressing process; and the pressure is generally constant during the press-fitting process of the pneumatic press, and the accuracy of the pressing stroke is relatively poor. In this case, it is easy to cause damage to the interference fit surface in the gas seal plate assembly, and under the combined effect of the poor accuracy of the pressing stroke and the damage to the mating surface of the pressed parts, the pressing position is often difficult to reach, resulting in poor sealing; how to improve the assembly efficiency of the gas seal plate assembly, accurately press-fit to a certain depth, and ensure that the shaft seal and the gas seal plate assembly are neither separated nor damaged is the difficulty of the assembly process of the gas seal plate assembly. Utility Model Content

[0004] The problem to be solved by the utility model is to provide an assembly mechanism and an assembly device for an air sealing plate assembly of a core component of a turbocharger, which has high assembly efficiency, accurate press-fitting depth and less damage to the air sealing plate assembly.

[0005] The technical solution adopted by the utility model to solve the above problems is: an assembly mechanism of a gas sealing plate assembly of a core component of a turbocharger, comprising:

[0006] A core component transport structure, wherein the core component transport structure comprises a starting station and a terminal station; the core component is placed at the starting station and transported to the terminal station; and

[0007] A press-fitting assembly for an air sealing plate assembly, wherein the press-fitting assembly for an air sealing plate assembly is arranged at the end station; the press-fitting assembly for an air sealing plate assembly comprises a support frame assembly, a lifting control assembly arranged on the support frame assembly, a press-fitting assembly arranged on the support frame assembly and controlled by the lifting control assembly, and a press-fitting monitoring assembly; the press-fitting assembly is located above the end station to facilitate press-fitting of the air sealing plate assembly; during press-fitting, the press-fitting assembly presses the air sealing plate assembly in two stages, first fast and then slow.

[0008] Compared with the prior art, the utility model includes a core component transportation structure and an air sealing plate assembly pressing assembly, wherein the core component transportation structure includes a starting station and an end station, so that the core component to be processed can be loaded at the starting station and automatically transported to the end station, and the end station is provided with an air sealing plate assembly pressing assembly for automatically pressing the air sealing plate; and, the air sealing plate assembly pressing assembly includes a support frame assembly, a lifting control assembly, a pressing assembly and a pressing monitoring assembly. During pressing, the pressing assembly is controlled by the lifting control assembly, so that the pressing assembly presses the air sealing plate assembly in two stages of fast and then slow strokes, wherein the fast pressing stroke presses the air sealing plate to a depth close to the set depth, which is conducive to saving time and improving pressing efficiency, and the slow pressing stroke slowly presses the air sealing plate to a set depth, so that the pressing depth is more accurate and can reduce damage to the mating surfaces of parts.

[0009] According to one embodiment of the utility model, the core component transport structure includes a guide rail, a sliding part slidably arranged on the guide rail, a base arranged on the sliding part, and a pushing part for driving the sliding part; the sliding part is configured to slide between the starting station and the end station through the guide rail.

[0010] According to one embodiment of the utility model, the pushing part includes a pushing rod and a connecting block arranged at the end of the pushing rod; the pushing part is arranged on one side of the guide rail, and the connecting block is arranged to be connected to the sliding part, so that the pushing rod drives the sliding part to move on the guide rail via the connecting block.

[0011] According to an embodiment of the utility model, the guide rail includes two rails arranged in parallel; the sliding part includes two sliding blocks arranged on the lower end surface; the two sliding blocks are arranged to cooperate with the two rails respectively.

[0012] According to one embodiment of the utility model, the lifting control assembly is arranged on the support frame assembly; the lifting control assembly includes an electric cylinder and a pressing rod arranged on the electric cylinder; the pressing rod is arranged to be movable up and down in the support frame assembly; the pressing assembly is arranged at the lower end of the pressing rod so as to move up and down with the pressing rod.

[0013] According to one embodiment of the utility model, the support frame assembly includes a first frame, a second frame, and a third frame arranged in sequence from bottom to top, and also includes a mounting block arranged on the first frame; the electric cylinder is arranged above the third frame; the press rod is arranged to pass through the third frame, the second frame, the mounting block and the first frame in sequence.

[0014] According to an embodiment of the present invention, the press-fit monitoring component includes at least one of a pressure sensor and a displacement sensor.

[0015] According to an embodiment of the present invention, the pressure sensor is disposed between the mounting block and the first frame.

[0016] According to an embodiment of the present invention, the displacement sensor is disposed on the first frame.

[0017] An assembly device comprising:

[0018] An operating table, wherein the operating table comprises a table top and the aforementioned turbocharger core component gas sealing plate assembly assembly mechanism; wherein the turbocharger core component gas sealing plate assembly assembly mechanism is arranged on the table top.

[0019] Compared with the prior art, the utility model is further provided with an operating table for carrying an assembly mechanism of an air seal plate assembly, which is a core component of a turbocharger, so that the assembly mechanism is at a suitable height, thereby facilitating material loading by workers and improving assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram from one side of the assembly mechanism of the gas seal plate assembly, the core component of the turbocharger of the utility model;

[0021] Figure 2 It is a three-dimensional schematic diagram of the assembly mechanism of the gas sealing plate assembly, a core component of the turbocharger of the utility model, from another side perspective;

[0022] Figure 3 It is a rear view schematic diagram of the assembly mechanism of the gas seal plate assembly, the core component of the turbocharger of the utility model;

[0023] Figure 4It is a top view schematic diagram of the assembly mechanism of the gas seal plate assembly, the core component of the turbocharger of the utility model;

[0024] Figure 5 It is a three-dimensional schematic diagram of the overall structure of the assembly device;

[0025] Figure 6 It is an enlarged schematic diagram of a local structure of the utility model;

[0026] Figure 7 It is an enlarged schematic diagram of another local structure of the utility model;

[0027] Figure 8 Schematic diagram of the model of the core components. DETAILED DESCRIPTION

[0028] Before describing in detail any embodiment of the utility model, it should be understood that the utility model is not limited in its application to the construction and arrangement details of the components described below or illustrated in the following figures. The utility model can have other embodiments and can be practiced or carried out in various ways. In addition, it should be understood that the words and terms used here are for descriptive purposes and should not be considered restrictive. The use of "including" or "having" and its variations herein is intended to cover the items and their equivalents and additional items displayed below. Unless otherwise specified or limited, the terms "install", "connect", "support" and "couple" and their variations are widely used and cover direct installation and indirect installation, connection, support and connection. In addition, "connect" and "couple" are not limited to physical or mechanical connections or connections.

[0029] Furthermore, on the first aspect, in the disclosure of the present invention, the terms "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore the above terms cannot be understood as limitations on the present invention; on the second aspect, the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be multiple, and the term "one" cannot be understood as a limitation on the quantity.

[0030] It should be understood by those skilled in the art that the embodiments of the present invention described above and shown in the accompanying drawings are only examples and do not limit the present invention. The purpose of the present invention has been fully and effectively achieved. The functions and structural principles of the present invention have been demonstrated and explained in the embodiments, and the embodiments of the present invention may be deformed or modified in any way without departing from the principles.

[0031] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.

[0032] Please refer to FIG. 8 for an assembly mechanism for an air sealing plate assembly of a core component of a turbocharger, comprising a core component transport structure 1 and an air sealing plate assembly press assembly 2; wherein the core component transport structure 1 comprises a starting station 11 and a terminal station 12; the core component is placed at the starting station 11 and transported to the terminal station 12; wherein the air sealing plate assembly press assembly 2 is arranged at the terminal station 12; the air sealing plate assembly press assembly 2 comprises a support frame assembly 21, a lifting control assembly 22 arranged on the support frame assembly 21, a press assembly 23 arranged on the support frame assembly 21 and controlled by the lifting control assembly 22, and a press monitoring assembly 24; the press assembly 23 is located above the terminal station 12 to press the air sealing plate assembly; during press assembly, the press assembly 23 presses the air sealing plate assembly in two stages of stroke, first fast and then slow.

[0033] In actual use, the utility model includes a core component transportation structure 1 and an air-sealing plate assembly pressing assembly 2, wherein the core component transportation structure 1 includes a starting station 11 and an end station 12, so that the core component to be processed can be loaded at the starting station 11 and automatically transported to the end station 12, and the end station 12 is provided with an air-sealing plate assembly pressing assembly 2 for automatically pressing the air-sealing plate; and, the air-sealing plate assembly pressing assembly 2 includes a support frame assembly 21, a lifting control assembly 22, a pressing assembly 23 and a pressing monitoring assembly 24. During pressing, the pressing assembly 23 is controlled by the lifting control assembly 22, so that the pressing assembly 23 presses the air-sealing plate assembly in two stages, first fast and then slow. The fast pressing stroke presses the air-sealing plate to a depth close to the set depth, which is conducive to saving time and improving pressing efficiency. The slow pressing stroke slowly presses the air-sealing plate to a set depth, so that the pressing depth is more accurate and can reduce damage to the mating surfaces of parts.

[0034] It is worth mentioning that Figure 8 As shown, the core components include an intermediate body, a turbine component, a compressor wheel, a positioning pin, an air sealing plate assembly, etc.; wherein, the air sealing plate assembly press-fitting assembly 2 presses the air sealing plate along the A direction.

[0035] Please continue reading Figure 1 , Figure 4The core component transport structure 1 includes a guide rail 13, a sliding portion 14 slidably arranged on the guide rail 13, a base 15 arranged on the sliding portion 14, and a pushing portion 16 for driving the sliding portion 14; the sliding portion 14 is arranged to slide between the starting station 11 and the end station 12 through the guide rail 13.

[0036] Please continue reading Figure 1 , Figure 4 , Figure 7 , wherein the pushing portion 16 includes a pushing rod 161 and a connecting block 162 arranged at the end of the pushing rod 161; the pushing portion 16 is arranged on one side of the guide rail 13, and the connecting block 162 is arranged to be connected to the sliding portion 14, so that the pushing rod 161 drives the sliding portion 14 to move on the guide rail 13 via the connecting block 162.

[0037] Specifically, the guide rail 13 and the pushing part 16 are arranged on two lines parallel to the second longitudinal axis; the pushing part 16 includes a second cylinder, and the pushing rod 161 moves under the action of the second cylinder, so as to control the base 15 to move between the starting station 11 and the end station 12 through the connecting block 162. This position design is conducive to saving space, making the core component transport structure 1 more compact and the transmission distance shorter; the base 15 includes a step and a accommodating cavity that cooperate with the lower part of the core component to stably carry the core component.

[0038] Please read further Figure 7 , wherein the guide rail 13 includes two rails 131 arranged in parallel; the sliding portion 14 includes two sliders 141 arranged on the lower end surface; the two sliders 141 are arranged to cooperate with the two rails 131 respectively.

[0039] When in use, since the core component transport structure 1 needs to withstand the pressure from the air sealing plate assembly pressing assembly 2, the guide rail 13 is configured to have two tracks 131, and the sliding part 14 is configured to have two sliders 141 respectively arranged on both sides of the lower end surface, and the two sliders cooperate with the two tracks respectively to better withstand the pressure.

[0040] Please continue reading Figure 2 , Figure 3 , wherein the lifting control component 22 is arranged on the support frame component 21; the lifting control component 22 includes an electric cylinder 221, and a pressing rod 222 arranged on the electric cylinder 221; the pressing rod 222 is arranged to be able to move up and down in the support frame component 21; the pressing component 23 is arranged at the lower end of the pressing rod 222 so as to move up and down with the pressing rod 222.

[0041] Please continue reading Figure 3, wherein the support frame assembly 21 includes a first frame 211, a second frame 212, and a third frame 213 arranged in sequence from bottom to top, and also includes a mounting block 214 arranged on the first frame 211; the electric cylinder 221 is arranged above the third frame 213; the press rod 222 is arranged to pass through the third frame 213, the second frame 212, the mounting block 214 and the first frame 211 in sequence.

[0042] Please continue reading Figure 2 , Figure 6 , wherein the press-fit monitoring component 24 includes at least one of a pressure sensor 241 and a displacement sensor 242 .

[0043] Please read further Figure 2 , Figure 6 In some embodiments, the pressure sensor 241 is disposed between the mounting block 214 and the first frame 211 .

[0044] Please read further Figure 2 , Figure 6 In some embodiments, the displacement sensor 242 is disposed on the first frame 211 .

[0045] In some embodiments, the initial press-fitting position of the air sealing plate assembly is P0 (0, -27). In the first press-fitting stroke, the press-fitting assembly 23 presses the air sealing plate assembly from P0 (0, -27) to P1 (0, +17) at a faster speed under the control of the electric cylinder 221. In the second press-fitting stroke, the press-fitting assembly 23 presses the air sealing plate assembly from P1 (0, +17) to P2 (0, +29.1) at a slower speed under the control of the electric cylinder 221. During this process, the pressure sensor 241 determines whether the pressure value is between 1800-2500N. If it is between 1800-2500N, the press-fitting is valid. The displacement sensor 242 determines whether the displacement value of the air sealing plate assembly is between 8-9mm. If the displacement value is between 8-9mm, the press-fitting is valid. When one or both of the displacement sensors 242 and 242 meet the set conditions, the press-fitting assembly 23 rises and the press-fitting is completed.

[0046] An assembly device comprises an operating table 3 and the aforementioned turbocharger core component gas sealing plate assembly assembly mechanism; wherein the operating table 3 comprises a table top 31; wherein the turbocharger core component gas sealing plate assembly assembly mechanism is arranged on the table top 31.

[0047] In actual use, the operating table 3 is used to carry the assembly mechanism of the gas sealing plate assembly, which is the core component of the turbocharger, so that the assembly mechanism is at a suitable height, thereby facilitating the workers' loading and improving the assembly efficiency.

[0048] The above description is only for the best embodiment of the utility model, but it cannot be understood as a limitation of the claims. The utility model is not limited to the above embodiments, and its specific structure is allowed to be changed. All changes made within the protection scope of the independent claims of the utility model are within the protection scope of the utility model.

Claims

1. An assembly mechanism for a gas seal plate assembly of a core component of a turbocharger, characterized in that: include: A core component transport structure (1), wherein the core component transport structure (1) comprises a starting station (11) and a terminal station (12); the core component is placed at the starting station (11) and transported to the terminal station (12); and A press-fitting assembly (2) of an air sealing plate assembly, wherein the press-fitting assembly (2) of the air sealing plate assembly is arranged at the end station (12); the press-fitting assembly (2) of the air sealing plate assembly comprises a support frame assembly (21), a lifting control assembly (22) arranged on the support frame assembly (21), a press-fitting assembly (23) arranged on the support frame assembly (21) and controlled by the lifting control assembly (22), and a press-fitting monitoring assembly (24); the press-fitting assembly (23) is located above the end station (12) to facilitate press-fitting of the air sealing plate assembly; during press-fitting, the press-fitting assembly (23) presses the air sealing plate assembly in two stages, first fast and then slow.

2. The assembly mechanism of the gas sealing plate assembly of the core component of the turbocharger according to claim 1, characterized in that: The core component transport structure (1) comprises a guide rail (13), a sliding part (14) slidably arranged on the guide rail (13), a base (15) arranged on the sliding part (14), and a pushing part (16) for driving the sliding part (14); the sliding part (14) is arranged to slide between the starting station (11) and the end station (12) through the guide rail (13).

3. The assembly mechanism of the gas sealing plate assembly of the core component of the turbocharger according to claim 2 is characterized in that: The pushing portion (16) comprises a pushing rod (161) and a connecting block (162) arranged at the end of the pushing rod (161); the pushing portion (16) is arranged on one side of the guide rail (13), and the connecting block (162) is arranged to be connected to the sliding portion (14), so that the pushing rod (161) drives the sliding portion (14) to move on the guide rail (13) via the connecting block (162).

4. The assembly mechanism of the turbocharger core component gas sealing plate assembly according to claim 3 is characterized in that: The guide rail (13) comprises two rails (131) arranged in parallel; the sliding part (14) comprises two sliding blocks (141) arranged on the lower end surface; the two sliding blocks (141) are arranged to respectively cooperate with the two rails (131).

5. The assembly mechanism of the turbocharger core component gas seal plate assembly according to claim 1, characterized in that: The lifting control component (22) is arranged on the support frame component (21); the lifting control component (22) includes an electric cylinder (221) and a pressing rod (222) arranged on the electric cylinder (221); the pressing rod (222) is arranged to be movable up and down in the support frame component (21); the pressing component (23) is arranged at the lower end of the pressing rod (222) so as to move up and down with the pressing rod (222).

6. The assembly mechanism of the gas sealing plate assembly of the core component of the turbocharger according to claim 5, characterized in that: The support frame assembly (21) comprises a first frame (211), a second frame (212), and a third frame (213) which are arranged in sequence from bottom to top, and also comprises a mounting block (214) arranged on the first frame (211); the electric cylinder (221) is arranged above the third frame (213); and the pressing rod (222) is arranged to pass through the third frame (213), the second frame (212), the mounting block (214), and the first frame (211) in sequence.

7. The assembly mechanism of the gas sealing plate assembly of the core component of the turbocharger according to claim 6, characterized in that: The press-fit monitoring component (24) includes at least one of a pressure sensor (241) and a displacement sensor (242).

8. The assembly mechanism of the turbocharger core component gas seal plate assembly according to claim 7, characterized in that: The pressure sensor (241) is disposed between the mounting block (214) and the first frame (211).

9. The assembly mechanism of the gas sealing plate assembly of the core component of the turbocharger according to claim 7, characterized in that: The displacement sensor (242) is arranged on the first frame (211).

10. An assembly device, characterized in that: include: An operating table (3), wherein the operating table (3) comprises a table top (31); as well as The assembly mechanism for the gas sealing plate assembly of the core component of the turbocharger according to any one of claims 1 to 9; wherein the assembly mechanism for the gas sealing plate assembly of the core component of the turbocharger is arranged on the table (31).

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