Machining and positioning equipment for thin-wall shaft sleeve

Abstract

The utility model relates to machining and positioning equipment for a thin-wall shaft sleeve, and belongs to the field of machining. The positioning device comprises a base, an inner wall positioning mechanism and an outer wall positioning mechanism, and the inner wall positioning mechanism and the outer wall positioning mechanism are both arranged on the base. The device is structurally characterized in that the outer wall positioning mechanism comprises an outer wall positioning swing seat, an outer wall positioning swing arm, an outer wall positioning swing shaft, an outer wall positioning swing rod, an outer wall positioning swing cylinder and an outer wall positioning assembly, and the outer wall positioning swing seat is arranged on the base; the outer wall positioning swing arm is installed on the outer wall positioning swing seat through the outer wall positioning swing shaft, the outer wall positioning swing rod is arranged at one end of the outer wall positioning swing arm, the outer wall positioning assembly is arranged at the other end of the outer wall positioning swing rod, and a piston rod of the outer wall positioning swing air cylinder is connected with the outer wall positioning swing rod.

Description

Technical Field

[0001] The utility model relates to a processing and positioning device for a thin-walled shaft sleeve, belonging to the field of mechanical processing. Background Art

[0002] The shaft sleeve is an important component in mechanical equipment. During the long-term operation of the shaft sleeve, the surface of the shaft neck is subjected to the extrusion force of the expansion sleeve and the composite mechanical force, which causes the mechanical expansion fit force to fail to meet the required tightening force. The processing and positioning device is an important equipment for fixing the thin-walled shaft sleeve.

[0003] In view of this, a high-precision thin-walled sleeve processing and positioning device is disclosed in the patent document with application number 202220427528.7. When the processing and positioning device in the above-mentioned prior art positions the sleeve, when the electric telescopic rod 8 drives the adjusting block 9 to push the movable push block 6, it also drives the limit card plate 4 on the push block 6 to deflect, so that the limit card plate 4 can limit the sleeve, and the angle of the end of the limit card plate 4 cannot be adjusted. Therefore, when replacing the positioning of sleeves with different diameters, the positioning will not be firm enough. Utility Model Content

[0004] The purpose of the utility model is to overcome the above-mentioned deficiencies in the prior art and to provide a processing and positioning device for thin-walled shaft sleeves with a reasonable structural design.

[0005] The technical solution adopted by the utility model to solve the above-mentioned problem is: the processing and positioning equipment for thin-walled bushings comprises a base, an inner wall positioning mechanism and an outer wall positioning mechanism, and the inner wall positioning mechanism and the outer wall positioning mechanism are both arranged on the base, and its structural characteristics are: the outer wall positioning mechanism comprises an outer wall positioning swing seat, an outer wall positioning swing arm, an outer wall positioning swing shaft, an outer wall positioning swing rod, an outer wall positioning swing cylinder and an outer wall positioning assembly, the outer wall positioning swing seat is arranged on the base, the outer wall positioning swing arm is installed on the outer wall positioning swing seat through the outer wall positioning swing shaft, the outer wall positioning swing rod is arranged at one end of the outer wall positioning swing arm, the outer wall positioning assembly is arranged at the other end of the outer wall positioning swing rod, and the piston rod of the outer wall positioning swing cylinder is connected to the outer wall positioning swing rod.

[0006] Furthermore, the number of the inner wall positioning mechanisms and the outer wall positioning mechanisms are both two, the two inner wall positioning mechanisms are symmetrically arranged, and the two outer wall positioning mechanisms are symmetrically arranged.

[0007] Furthermore, the inner wall positioning mechanism is arranged parallel to the axis of the thin-walled sleeve, and the outer wall positioning mechanism is arranged perpendicular to the axis of the thin-walled sleeve.

[0008] Furthermore, the outer wall positioning assembly includes an outer wall positioning shaft, an outer wall positioning shaft seat and an outer wall positioning pressure plate, the outer wall positioning shaft seat is arranged on the outer wall positioning swing arm, the outer wall positioning shaft is installed on the outer wall positioning shaft seat, and the outer wall positioning pressure plate is installed on the outer wall positioning shaft.

[0009] Furthermore, the outer wall positioning assembly also includes an outer wall positioning telescopic rod, a telescopic rod limiting ring, a telescopic rod return spring and a telescopic rod seat, the telescopic rod seat is arranged on the outer wall positioning rotating shaft, the two ends of the outer wall positioning telescopic rod are respectively connected to the telescopic rod limiting ring and the outer wall positioning pressure plate, the outer wall positioning telescopic rod and the telescopic rod seat penetrate, the telescopic rod return spring is sleeved on the outside of the outer wall positioning telescopic rod, and the two ends of the telescopic rod return spring are respectively abutted against the telescopic rod seat and the outer wall positioning pressure plate.

[0010] Furthermore, the outer wall positioning assembly also includes an outer wall positioning spring, an outer wall positioning steel ball, an outer wall positioning cavity and an outer wall positioning hole, the outer wall positioning cavity is arranged on the outer wall positioning shaft seat, the outer wall positioning hole is arranged on the outer wall positioning rotating shaft, the outer wall positioning spring is located in the outer wall positioning cavity, and the two ends of the outer wall positioning spring are respectively abutted against the outer wall positioning steel ball and the outer wall positioning cavity, and the outer wall positioning steel ball is located in any one of the outer wall positioning holes.

[0011] Furthermore, the inner wall positioning mechanism includes an inner wall positioning guide seat, an inner wall positioning guide rod, an inner wall positioning pressure plate, a guide rod limiting ring and a guide rod return spring. The inner wall positioning guide seat is arranged on the base, and the two ends of the inner wall positioning guide rod are respectively connected to the inner wall positioning pressure plate and the guide rod limiting ring, the inner wall positioning guide rod passes through the inner wall positioning guide seat, the guide rod return spring is mounted on the outside of the inner wall positioning guide rod, and the two ends of the guide rod return spring are respectively abutted against the inner wall positioning guide seat and the guide rod limiting ring.

[0012] Furthermore, a guide rod limiting groove is arranged on the inner wall positioning guide seat, a guide rod limiting block is arranged on the inner wall positioning guide rod, and the guide rod limiting block is located in any one of the guide rod limiting grooves.

[0013] Furthermore, a base groove is provided on the base.

[0014] Compared with the prior art, the utility model has the following advantages: when using the processing and positioning equipment for thin-walled sleeves, the angle of the outer wall positioning pressure plate can be adjusted in advance according to the diameter of the sleeve when positioning sleeves of different diameters, so as to facilitate the positioning of sleeves of different diameters; after the angle of the outer wall positioning pressure plate is adjusted, the outer wall positioning pressure plate can be positioned by the outer wall positioning spring and the outer wall positioning steel ball; when the outer wall positioning pressure plate positions the outer wall of the sleeve, the outer wall positioning pressure plate can always maintain contact with the outer wall of the sleeve through the arranged telescopic rod reset spring, so that the positioning is more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of a processing and positioning device for a thin-walled shaft sleeve according to an embodiment of the utility model.

[0016] Figure 2 yes Figure 1 Schematic diagram of the enlarged structure of part A in FIG.

[0017] Figure 3 yes Figure 1 Schematic diagram of the enlarged structure of part B in FIG.

[0018] Figure 4 It is a schematic cross-sectional structure diagram of a processing and positioning device for a thin-walled shaft sleeve according to an embodiment of the utility model.

[0019] Figure 5 yes Figure 4 Schematic diagram of the enlarged structure of part C in.

[0020] Figure 6 It is a schematic cross-sectional structure diagram of a processing and positioning device for a thin-walled shaft sleeve according to an embodiment of the utility model.

[0021] Figure 7 yes Figure 6 Schematic diagram of the enlarged structure of part D in FIG.

[0022] In the figure: base 1, inner wall positioning mechanism 2, outer wall positioning mechanism 3, thin-walled sleeve 4,

[0023] Base groove 11,

[0024] Inner wall positioning guide seat 21, inner wall positioning guide rod 22, inner wall positioning pressure plate 23, guide rod limiting ring 24, guide rod limiting groove 25, guide rod limiting block 26, guide rod return spring 27,

[0025] Outer wall positioning swing seat 31, outer wall positioning swing arm 32, outer wall positioning swing shaft 33, outer wall positioning swing rod 34, outer wall positioning swing cylinder 35, outer wall positioning assembly 36,

[0026] Outer wall positioning shaft 361, outer wall positioning shaft seat 362, outer wall positioning spring 363, outer wall positioning steel ball 364, outer wall positioning cavity 365, outer wall positioning hole 366, outer wall positioning pressure plate 367, outer wall positioning telescopic rod 368, telescopic rod limiting ring 369, telescopic rod reset spring 3610, telescopic rod seat 3611. DETAILED DESCRIPTION

[0027] The present invention will be further described in detail below with reference to the accompanying drawings and through examples. The following examples are provided to explain the present invention, but the present invention is not limited to the following examples.

[0028] Example

[0029] See also Figures 1 to 7 As shown, it should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model. At the same time, if there are references to terms such as "upper", "lower", "left", "right", "middle" and "one" in this specification, they are only for the convenience of description, and are not used to limit the scope of the implementation of the utility model. The change or adjustment of their relative relationship, without substantially changing the technical content, should also be regarded as the scope of the implementation of the utility model.

[0030] The processing and positioning equipment for thin-walled sleeves in this embodiment includes a base 1, an inner wall positioning mechanism 2 and an outer wall positioning mechanism 3. The inner wall positioning mechanism 2 and the outer wall positioning mechanism 3 are both arranged on the base 1. The inner wall positioning mechanism 2 is arranged parallel to the axis of the thin-walled sleeve 4, and the outer wall positioning mechanism 3 is arranged perpendicular to the axis of the thin-walled sleeve 4. The number of the inner wall positioning mechanism 2 and the outer wall positioning mechanism 3 are both two, the two inner wall positioning mechanisms 2 are symmetrically arranged, the two outer wall positioning mechanisms 3 are symmetrically arranged, and a base groove 11 is arranged on the base 1.

[0031] The outer wall positioning mechanism 3 in this embodiment includes an outer wall positioning swing seat 31, an outer wall positioning swing arm 32, an outer wall positioning swing shaft 33, an outer wall positioning swing rod 34, an outer wall positioning swing cylinder 35 and an outer wall positioning assembly 36. The outer wall positioning swing seat 31 is arranged on the base 1, the outer wall positioning swing arm 32 is installed on the outer wall positioning swing seat 31 through the outer wall positioning swing shaft 33, the outer wall positioning swing rod 34 is arranged at one end of the outer wall positioning swing arm 32, the outer wall positioning assembly 36 is arranged at the other end of the outer wall positioning swing rod 34, and the piston rod of the outer wall positioning swing cylinder 35 is connected to the outer wall positioning swing rod 34.

[0032] The outer wall positioning assembly 36 in this embodiment includes an outer wall positioning shaft 361, an outer wall positioning shaft seat 362, an outer wall positioning spring 363, an outer wall positioning steel ball 364, an outer wall positioning cavity 365, an outer wall positioning hole 366, an outer wall positioning pressure plate 367, an outer wall positioning telescopic rod 368, a telescopic rod limiting ring 369, a telescopic rod reset spring 3610 and a telescopic rod seat 3611. The outer wall positioning shaft seat 362 is arranged on the outer wall positioning swing arm 32, the outer wall positioning shaft 361 is installed on the outer wall positioning shaft seat 362, and the outer wall positioning pressure plate 367 is installed on the outer wall positioning shaft 361.

[0033] The telescopic rod seat 3611 in this embodiment is arranged on the outer wall positioning shaft 361, and the two ends of the outer wall positioning telescopic rod 368 are respectively connected to the telescopic rod limit ring 369 and the outer wall positioning pressure plate 367, the outer wall positioning telescopic rod 368 and the telescopic rod seat 3611 penetrate, the telescopic rod reset spring 3610 is sleeved on the outside of the outer wall positioning telescopic rod 368, and the two ends of the telescopic rod reset spring 3610 are respectively abutted against the telescopic rod seat 3611 and the outer wall positioning pressure plate 367.

[0034] In this embodiment, the outer wall positioning cavity 365 is arranged on the outer wall positioning shaft seat 362, the outer wall positioning hole 366 is arranged on the outer wall positioning shaft 361, the outer wall positioning spring 363 is located in the outer wall positioning cavity 365, and the two ends of the outer wall positioning spring 363 are respectively abutted against the outer wall positioning steel ball 364 and the outer wall positioning cavity 365, and the outer wall positioning steel ball 364 is located in any one of the outer wall positioning holes 366.

[0035] The inner wall positioning mechanism 2 in this embodiment includes an inner wall positioning guide seat 21, an inner wall positioning guide rod 22, an inner wall positioning pressure plate 23, a guide rod limiting ring 24 and a guide rod reset spring 27. The inner wall positioning guide seat 21 is arranged on the base 1, and the two ends of the inner wall positioning guide rod 22 are respectively connected with the inner wall positioning pressure plate 23 and the guide rod limiting ring 24, the inner wall positioning guide rod 22 penetrates the inner wall positioning guide seat 21, the guide rod reset spring 27 is sleeved on the outside of the inner wall positioning guide rod 22, and the two ends of the guide rod reset spring 27 are respectively abutted against the inner wall positioning guide seat 21 and the guide rod limiting ring 24, the inner wall positioning guide seat 21 is provided with a guide rod limiting groove 25, the inner wall positioning guide rod 22 is provided with a guide rod limiting block 26, and the guide rod limiting block 26 is located in any one of the guide rod limiting grooves 25.

[0036] The processing and positioning method for the thin-walled sleeve in this embodiment is as follows: when positioning the outer wall of the thin-walled sleeve 4, the angle of the outer wall positioning pressure plate 367 is adjusted by rotating the outer wall positioning shaft 361, so that the outer wall positioning steel ball 364 is bounced into the corresponding outer wall positioning hole 366 through the outer wall positioning spring 363, and the outer wall positioning swing arm 32 is driven to rotate along the outer wall positioning swing shaft 33 through the outer wall positioning swing cylinder 35, and the outer wall positioning pressure plate 367 can always maintain contact with the outer wall of the thin-walled sleeve 4 through the set telescopic rod reset spring 3610.

[0037] When positioning the inner wall of the thin-walled sleeve 4, the inner wall positioning pressure plate 23 is pulled to make the guide rod limit block 26 and the guide rod limit groove 25 away from the base 1, and the inner wall positioning pressure plate 23 is rotated to make the guide rod limit block 26 embedded in the guide rod limit groove 25 close to the base 1. The guide rod reset spring 27 is set to ensure that the inner wall positioning pressure plate 23 and the inner wall of the thin-walled sleeve 4 are always kept in contact.

[0038] In addition, it should be noted that the shapes and names of the parts and components of the specific embodiments described in this specification may be different, and the above content described in this specification is only an example of the structure of the utility model. All equivalent changes or simple changes made based on the structure, features and principles described in the patent concept of the utility model are included in the protection scope of the utility model patent. Technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the claims, they should all fall within the protection scope of the utility model.

Claims

1. A processing and positioning device for a thin-walled shaft sleeve, comprising a base (1), an inner wall positioning mechanism (2) and an outer wall positioning mechanism (3), wherein the inner wall positioning mechanism (2) and the outer wall positioning mechanism (3) are both arranged on the base (1), and characterized in that: The outer wall positioning mechanism (3) comprises an outer wall positioning swing seat (31), an outer wall positioning swing arm (32), an outer wall positioning swing shaft (33), an outer wall positioning swing rod (34), an outer wall positioning swing cylinder (35) and an outer wall positioning assembly (36); the outer wall positioning swing seat (31) is arranged on the base (1); the outer wall positioning swing arm (32) is mounted on the outer wall positioning swing seat (31) via the outer wall positioning swing shaft (33); the outer wall positioning swing rod (34) is arranged at one end of the outer wall positioning swing arm (32); the outer wall positioning assembly (36) is arranged at the other end of the outer wall positioning swing rod (34); and the piston rod of the outer wall positioning swing cylinder (35) is connected to the outer wall positioning swing rod (34).

2. The processing and positioning device for thin-walled sleeves according to claim 1, characterized in that: The number of the inner wall positioning mechanisms (2) and the number of the outer wall positioning mechanisms (3) are both two, the two inner wall positioning mechanisms (2) are symmetrically arranged, and the two outer wall positioning mechanisms (3) are symmetrically arranged.

3. The processing and positioning device for thin-walled sleeves according to claim 1, characterized in that: The inner wall positioning mechanism (2) is arranged parallel to the axis of the thin-walled shaft sleeve (4), and the outer wall positioning mechanism (3) is arranged perpendicular to the axis of the thin-walled shaft sleeve (4).

4. The processing and positioning device for thin-walled sleeves according to claim 1, characterized in that: The outer wall positioning assembly (36) comprises an outer wall positioning shaft (361), an outer wall positioning shaft seat (362) and an outer wall positioning pressure plate (367); the outer wall positioning shaft seat (362) is arranged on the outer wall positioning swing arm (32); the outer wall positioning shaft (361) is mounted on the outer wall positioning shaft seat (362); and the outer wall positioning pressure plate (367) is mounted on the outer wall positioning shaft (361).

5. The processing and positioning device for thin-walled sleeves according to claim 4, characterized in that: The outer wall positioning assembly (36) further comprises an outer wall positioning telescopic rod (368), a telescopic rod limiting ring (369), a telescopic rod reset spring (3610) and a telescopic rod seat (3611); the telescopic rod seat (3611) is arranged on the outer wall positioning rotating shaft (361); two ends of the outer wall positioning telescopic rod (368) are respectively connected to the telescopic rod limiting ring (369) and the outer wall positioning pressure plate (367); the outer wall positioning telescopic rod (368) and the telescopic rod seat (3611) penetrate each other; the telescopic rod reset spring (3610) is sleeved outside the outer wall positioning telescopic rod (368); and two ends of the telescopic rod reset spring (3610) are respectively in contact with the telescopic rod seat (3611) and the outer wall positioning pressure plate (367).

6. The processing and positioning device for thin-walled sleeves according to claim 4, characterized in that: The outer wall positioning assembly (36) further comprises an outer wall positioning spring (363), an outer wall positioning steel ball (364), an outer wall positioning cavity (365) and an outer wall positioning hole (366); the outer wall positioning cavity (365) is arranged on the outer wall positioning shaft seat (362); the outer wall positioning hole (366) is arranged on the outer wall positioning rotating shaft (361); the outer wall positioning spring (363) is located in the outer wall positioning cavity (365), and the two ends of the outer wall positioning spring (363) are respectively in contact with the outer wall positioning steel ball (364) and the outer wall positioning cavity (365); and the outer wall positioning steel ball (364) is located in any one of the outer wall positioning holes (366).

7. The processing and positioning device for thin-walled sleeves according to claim 1, characterized in that: The inner wall positioning mechanism (2) comprises an inner wall positioning guide seat (21), an inner wall positioning guide rod (22), an inner wall positioning pressure plate (23), a guide rod limiting ring (24) and a guide rod reset spring (27); the inner wall positioning guide seat (21) is arranged on the base (1); two ends of the inner wall positioning guide rod (22) are respectively connected to the inner wall positioning pressure plate (23) and the guide rod limiting ring (24); the inner wall positioning guide rod (22) penetrates the inner wall positioning guide seat (21); the guide rod reset spring (27) is sleeved outside the inner wall positioning guide rod (22); and two ends of the guide rod reset spring (27) are respectively abutted against the inner wall positioning guide seat (21) and the guide rod limiting ring (24).

8. The processing and positioning device for thin-walled sleeves according to claim 7, characterized in that: The inner wall positioning guide seat (21) is provided with a guide rod limiting groove (25), the inner wall positioning guide rod (22) is provided with a guide rod limiting block (26), and the guide rod limiting block (26) is located in any one of the guide rod limiting grooves (25).

9. The processing and positioning device for thin-walled sleeves according to claim 1, characterized in that: The base (1) is provided with a base groove (11).

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