Novel clamp for lathing thin-wall bearing ring

Abstract

The utility model relates to the technical field of mechanical engineering and manufacturing, and discloses a novel clamp for lathing a thin-wall bearing ring, which comprises an air cylinder, the output end of the air cylinder is fixedly connected with a first fixing disc, one side of the outer wall of the first fixing disc is provided with an adjusting assembly, and one side of the outer wall of the first fixing disc is provided with a clamping assembly. The adjusting assembly comprises a first fixing plate, a first sliding sleeve is fixedly connected to one side of the outer wall of the first fixing plate, a second connecting shaft is rotationally connected to the inner wall of the first sliding sleeve, and H-shaped plates are rotationally connected to the two ends of the second connecting shaft. According to the clamping device, when the air cylinder works, the first fixing disc is pushed to move rightwards, so that the sliding rod is driven to move up and down along the sliding groove formed in the first connecting shaft, the clamping plate is driven to expand outwards, and therefore the clamping plate can fix and clamp ferrules of different specifications and sizes; and the clamp can be quickly mounted and dismounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical engineering and manufacturing technical field especially, a kind of novel fixture for thin-wall bearing ring machining. BACKGROUND

[0002] Thin-wall bearing ring fixture is usually made of various materials, with special design to adapt to the characteristics of thin-wall structure, the fixture can fix and support thin-wall bearing in turning, milling, grinding and other machining processes, ensure stable and precision during processing, the wall thickness of thin-wall bearing ring is thinner, prone to deformation during processing, special fixture can effectively fix workpiece, avoid deformation, improve machining precision, fixture can reduce the unexpected situation in operation process, ensure processing safety, reduce the risk of worker injury, for different specifications and shapes of thin-wall bearing ring, novel fixture can be adjusted or replaced, with strong adaptability, usually applied in bearing manufacturing industry, automobile industry, aerospace, motor manufacturing and other industries.

[0003] Existing thin-wall bearing ring machining fixture is usually designed by thread, the clamping width of fixture can be manually adjusted to adapt to bearing ring of different specifications, ensure the stability of clamping or use quick lock or pneumatic clamping, so that the fixture is more efficient when clamping and releasing workpiece, reduce adjustment time.

[0004] But the existing thin-wall bearing ring machining traditional fixture design is specially designed for specific size ring, cannot quickly adapt to workpiece of different sizes or shapes, leading to frequent replacement of fixture in production process, for the fixture that needs to be adjusted, operator may need to spend a lot of time to adjust, reduce production efficiency. TECHNICAL PROBLEM

[0005] In order to make up for the above shortcomings, the utility model provides a kind of thin-wall bearing ring machining novel fixture, to improve the problem that existing traditional fixture design cannot quickly adapt to workpiece of different sizes or shapes, leading to frequent replacement of fixture in production process, so that operator may need to spend a lot of time to adjust, reduce production efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a kind of thin-wall bearing ring machining novel fixture, including cylinder, the first fixed disc is fixedly connected in the cylinder output end, the first fixed disc outer wall one side is provided with adjusting assembly, the first fixed disc outer wall one side is provided with clamping assembly;

[0007] The adjusting assembly comprises a first fixed plate, one side of the outer wall of the first fixed plate is fixedly connected with a first sliding sleeve, the inner wall of the first sliding sleeve is rotationally connected with a second connecting shaft, the two ends of the second connecting shaft are rotationally connected with an H-shaped plate, the inner wall of the H-shaped plate is rotationally connected with a third connecting shaft, the outer wall of the third connecting shaft is rotationally connected with a second sliding sleeve, the outer wall of the second sliding sleeve is fixedly connected with a second fixed plate, one side of the outer wall of the second fixed plate is fixedly connected with a second fixed disc, one side of the outer wall of the second fixed disc is fixedly connected with a first fixed column.

[0008] Further, the clamping assembly comprises a sliding rod, one end of the sliding rod is fixedly connected on the right side of the first fixed column, the other end of the sliding rod is fixedly connected with a third fixed plate, the outer wall of the third fixed plate is fixedly connected with a clamping plate, one end of the sliding rod is slidingly connected with a first connecting plate, and the outer wall of the sliding rod is slidingly connected with a sliding plate.

[0009] Further, the inner wall of the first connecting plate is fixedly connected on the outer wall of the first fixed column, the outer wall of the first connecting plate is fixedly connected with a first fixed block, the inner wall of the first fixed block is provided with a screw, the outer wall of the screw is threadedly connected with a nut, the outer wall of the screw is provided with a second fixed block, one side of the outer wall of the second fixed block is fixedly connected with a second connecting plate, the inner wall of the second connecting plate is arranged on the outer wall of the first fixed column and the sliding rod, and one end of the sliding rod is slidingly connected on the inner wall of the first connecting plate.

[0010] Further, one side of the outer wall of the first fixed disc is fixedly connected with a second fixed column, and the second fixed column is used for supporting the sliding plate.

[0011] Further, the outer wall of the first fixed disc is slidingly connected with a first connecting shaft, and one end of the cylinder is fixedly connected with a strip-shaped box.

[0012] Further, one side of the outer wall of the third fixed plate is slidingly connected on the outer wall of the first connecting shaft, and the outer wall of the first fixed column is slidingly connected in the sliding plate.

[0013] Further, one side of the outer wall of the strip-shaped box is fixedly connected on the inner wall of the first connecting shaft, and the strip-shaped box is used for fixing the cylinder.

[0014] Further, the outer wall of the sliding plate is fixedly connected on the inner wall of the first connecting shaft, and the sliding plate is used for guiding the first fixed column.

[0015] The utility model has the advantages of the following beneficial effects:

[0016] 1、in the utility model, under the action of the cylinder and the clamping plate, when the cylinder works, the first fixed disc is pushed to move rightwards, thereby driving the sliding rod to move up and down along the sliding groove arranged in the first connecting shaft, driving the clamping plate to expand outward, so that the clamping plate can fix and hold different sizes of ferrules, and the flexibility is more sufficient.

[0017] 2、The utility model discloses under the action of first connecting plate and second connecting plate can make the fixture with connecting axle fixed, when the fixture is worn and damaged in the use process, can replace in time, realized the effect of quick installation and disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A kind of thin-wall bearing ring machining novel fixture for the utility model proposes the schematic diagram of solid structure;

[0019] Figure 2 A kind of thin-wall bearing ring machining novel fixture for the utility model proposes the schematic diagram of cylinder part structure;

[0020] Figure 3 A kind of thin-wall bearing ring machining novel fixture for the utility model proposes the schematic diagram of clamping plate part structure;

[0021] Figure 4 For Figure 3 The enlarged view of A in

[0022] Legend:

[0023] 1, first connecting shaft;2, strip-shaped box;3, cylinder;4, first fixed disc;5, first fixed plate;6, H-shaped plate;7, second connecting shaft;8, first sliding sleeve;9, third connecting shaft;10, second sliding sleeve;11, second fixed plate;12, second fixed disc;13, sliding plate;14, first fixed column;15, sliding rod;16, third fixed plate;17, clamping plate;18, first connecting plate;19, second connecting plate;20, nut;21, screw;22, first fixed block;23, second fixed block;24, second fixed column. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0025] Refer to Figures 1-4The utility model provides a kind of new fixture for thin-walled bearing ring machining, including cylinder 3, cylinder 3 output end is fixedly connected with first fixed disc 4, when cylinder 3 works, cylinder 3 pushes first fixed disc 4 to move to right, cylinder 3 is used to push clamping assembly to expand, first fixed disc 4 outer wall one side is provided with adjusting assembly, first fixed disc 4 outer wall one side is provided with clamping assembly, clamping assembly is used to fixedly hold ring, adjusting assembly includes first fixed plate 5, first fixed plate 5 outer wall one side is fixedly connected with first sliding sleeve 8, first sliding sleeve 8 inner wall is rotatably connected with second connecting shaft 7, second connecting shaft 7 both ends are rotatably connected with H-shaped plate 6, H-shaped plate 6 inner wall is rotatably connected with third connecting shaft 9, when cylinder 3 is pushed outwards, H-shaped plate 6 is rotated along second connecting shaft 7 and third connecting shaft 9, to push clamping plate 17 to expand outwards, third connecting shaft 9 outer wall is rotatably connected with second sliding sleeve 10, second sliding sleeve 10 outer wall is fixedly connected with second fixed plate 11, second fixed plate 11 outer wall one side is fixedly connected with second fixed disc 12, second fixed disc 12 outer wall one side is fixedly connected with first fixed column 14.

[0026] Refer to Figures 2-4 Clamping assembly includes slide rod 15, one end of slide rod 15 is fixedly connected in first fixed column 14 right side, the other end of slide rod 15 is fixedly connected with third fixed plate 16, third fixed plate 16 outer wall is fixedly connected with clamping plate 17, one end of slide rod 15 is slidably connected with first connecting plate 18, slide rod 15 outer wall is slidably connected with sliding plate 13, first connecting plate 18 inner wall is fixedly connected in first fixed column 14 outer wall, first connecting plate 18 outer wall is fixedly connected with first fixed block 22, the screw 21 of first fixed block 22 inner wall is provided with, the nut 20 of screw 21 outer wall is threadedly connected with, by screwing out nut 20, screw 21 is pulled out, can be disassembled, screw 21 and nut 20 are used to install and disassemble fixture, the second fixed block 23 of screw 21 outer wall is provided with, the second connecting plate 19 of second fixed block 23 outer wall one side is fixedly connected with, the inner wall of second connecting plate 19 is arranged in the outer wall of first fixed column 14 and slide rod 15, one end of slide rod 15 is slidably connected in the inner wall of first connecting plate 18.

[0027] Refer to Figures 1-3 First fixed disc 4 outer wall one side is fixedly connected with second fixed column 24, second fixed column 24 is used to support sliding plate 13, first fixed disc 4 outer wall is slidably connected with first connecting shaft 1, one end of cylinder 3 is fixedly connected with strip-shaped box 2, the outer wall of third fixed plate 16 one side is slidably connected in the inner wall of first connecting shaft 1, the outer wall of first fixed column 14 is slidably connected in the inner wall of sliding plate 13, the outer wall of strip-shaped box 2 one side is fixedly connected in the inner wall of first connecting shaft 1, the strip-shaped box 2 is used to fixedly hold cylinder 3, the outer wall of sliding plate 13 is fixedly connected in the inner wall of first connecting shaft 1, and sliding plate 13 is used to guide first fixed column 14, and slide rod 15 can move along the sliding groove of sliding plate 13.

[0028] Working principle: when the staff need to machining ring, first put the ring on the clamping plate 17, the machine runs, the cylinder 3 will push the first fixed disc 4 to move outward, H-shaped plate 6 is pushed to rotate along the second connecting shaft 7, so that the slide bar 15 along the slide plate 13 groove back and forth, when the slide bar 15 outward, at the same time drive the clamping plate 17 outward expansion, so that the clamping plate 17 on the ring fixed clamping, the new fixture can realize the fixed clamping of different specifications and sizes of the ring, higher flexibility, when the fixture is used for a long time, wear or damage, can be through the twist out nut 20, the screw 21 is pulled out, so that the first connecting plate 18 and the second connecting plate 19 separate, so as to disassemble the clamp for replacement, the slide bar 15 of the new clamp is aligned with the first fixed column 14, then the screw 21 is inserted into the first fixed block 22 and the second fixed block 23, and then the nut 20 is fixed, so as to realize the effect of quick replacement of the clamp.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A new type of fixture for machining thin-walled bearing ring, comprising a pneumatic cylinder (3), characterized in that: The output end of the air cylinder (3) is fixedly connected with a first fixed disc (4), one side of the outer wall of the first fixed disc (4) is provided with an adjusting assembly, and one side of the outer wall of the first fixed disc (4) is provided with a clamping assembly. The adjusting assembly comprises a first fixed plate (5), the outer wall of the first fixed plate (5) is fixedly connected with a first sliding sleeve (8), the inner wall of the first sliding sleeve (8) is rotatably connected with a second connecting shaft (7), the two ends of the second connecting shaft (7) are rotatably connected with an H-shaped plate (6), the inner wall of the H-shaped plate (6) is rotatably connected with a third connecting shaft (9), the outer wall of the third connecting shaft (9) is rotatably connected with a second sliding sleeve (10), the outer wall of the second sliding sleeve (10) is fixedly connected with a second fixed plate (11), one side of the outer wall of the second fixed plate (11) is fixedly connected with a second fixed disc (12), and one side of the outer wall of the second fixed disc (12) is fixedly connected with a first fixed column (14).

2. A novel fixture for machining of thin-walled bearing ring according to claim 1, characterized in that: The clamping assembly comprises a sliding rod (15), one end of the sliding rod (15) is fixedly connected to the right side of the first fixed column (14), the other end of the sliding rod (15) is fixedly connected with a third fixed plate (16), the outer wall of the third fixed plate (16) is fixedly connected with a clamping plate (17), one end of the sliding rod (15) is slidably connected with a first connecting plate (18), and the outer wall of the sliding rod (15) is slidably connected with a sliding plate (13).

3. A novel fixture for machining of thin-walled bearing ring according to claim 2, characterized in that: The inner wall of the first connecting plate (18) is fixedly connected to the outer wall of the first fixed column (14), the outer wall of the first connecting plate (18) is fixedly connected with a first fixed block (22), the inner wall of the first fixed block (22) is provided with a screw (21), the outer wall of the screw (21) is threadedly connected with a nut (20), the outer wall of the screw (21) is provided with a second fixed block (23), one side of the outer wall of the second fixed block (23) is fixedly connected with a second connecting plate (19), the inner wall of the second connecting plate (19) is arranged on the outer walls of the first fixed column (14) and the sliding rod (15), and one end of the sliding rod (15) is slidably connected to the inner wall of the first connecting plate (18).

4. A novel fixture for machining of thin-walled bearing ring according to claim 3, characterized in that: One side of the outer wall of the first fixed disc (4) is fixedly connected with a second fixed column (24), and the second fixed column (24) is used for supporting the sliding plate (13).

5. A novel fixture for machining of thin-walled bearing ring according to claim 3, characterized in that: The outer wall of the first fixed disc (4) is slidably connected with a first connecting shaft (1), and one end of the air cylinder (3) is fixedly connected with a strip-shaped box (2).

6. A novel fixture for machining of thin-walled bearing ring according to claim 5, characterized in that: One side of the outer wall of the third fixed plate (16) is slidably connected to the outer wall of the first connecting shaft (1), and the outer wall of the first fixed column (14) is slidably connected to the inside of the sliding plate (13).

7. A novel fixture for machining of thin-walled bearing ring according to claim 5, characterized in that: One side of the outer wall of the strip-shaped box (2) is fixedly connected to the inner wall of the first connecting shaft (1), and the strip-shaped box (2) is used for fixing the air cylinder (3).

8. A novel fixture for machining of thin-walled bearing ring according to claim 5, characterized in that: The outer wall of the sliding plate (13) is fixedly connected to the inner wall of the first connecting shaft (1), and the sliding plate (13) is used for guiding the first fixed column (14).

Images