Multifunctional press-fitting device

Abstract

Disclosed in the present invention is a multifunctional press-fitting device, which comprises a base, wherein a horizontal guide rail is arranged on the base; a first loading plate and a second loading plate are slidably arranged on the horizontal guide rail; a first loading table, a stator placement base, a second loading table and an end-plate placement base are arranged on the first loading plate and the second loading plate; the first loading table is provided with a housing fixing structure; the second loading table is provided with a rotor fixing mechanism; a mounting frame is arranged above the base by means of a supporting frame; a first air cylinder is vertically mounted on the mounting frame; a lifting frame is arranged below the mounting frame; a telescopic rod of the first air cylinder is fixedly connected to the lifting frame downwards; a moving plate is slidably arranged on the lifting frame; and an end-cover grabbing mechanism and a press-fitting mechanism are mounted at the lower end of the moving plate. An end-plate grabbing mechanism and the press-fitting mechanism are mounted on the same moving plate, and a stator and a rotor are assembled into a housing at the same site, thus improving the working efficiency.

Description

A multifunctional pressing device Technical Field

[0001] The present invention relates to the technical field of motor production, and in particular to a multifunctional press-fitting device. Background Art

[0002] A motor is usually composed of a casing, a stator, and a rotor. After the casing, stator, and rotor are formed and finalized, they need to be assembled. Since the assembly needs to be completed in several steps, multiple workstations are usually set up in the existing technology to complete each step separately. During the process, the parts are transported through a conveying mechanism, which reduces work efficiency.

[0003] Summary of the Invention

[0004] In order to solve the above-mentioned deficiencies in the prior art, the present invention provides a multifunctional pressing device.

[0005] In order to achieve the above technical effects, the present invention adopts the following scheme:

[0006] A multifunctional pressing device comprises a base, a horizontal guide rail is provided on the base, a first loading plate and a second loading plate are slidably provided on the horizontal guide rail, a first loading platform, a stator placement seat, a second loading platform and an end plate placement seat are provided on the first loading plate and the second loading plate, a casing fixing structure is provided on the first loading platform, a rotor fixing mechanism is provided on the second loading platform, a mounting frame is provided above the base through a support frame, a first cylinder is vertically installed on the mounting frame, a lifting frame is provided below the mounting frame, a telescopic rod of the first cylinder is fixedly connected to the lifting frame downward, a movable plate is slidably provided on the lifting frame, and an end cover grabbing mechanism and a pressing mechanism are installed at the lower end of the movable plate.

[0007] According to a preferred technical solution, the casing fixing structure includes several vertically arranged first support columns and several second support columns arranged in a circle, a vertically arranged second cylinder is provided in the second support column, the telescopic rod of the second cylinder is arranged upward, and a first pressure block is rotatably provided at the end of the telescopic rod of the second cylinder.

[0008] According to a preferred technical solution, the rotor fixing structure includes a mounting seat, and a mounting hole matching the stator is provided on the upper end of the mounting seat.

[0009] A preferred technical solution is that the stator placement seat includes a first column, and the upper end of the first column is provided with a plurality of support blocks arranged in a circle, the inner wall of the support block is arranged in an arc shape that matches the outer wall of the stator, the diameter of the circle formed by the inner walls of the plurality of support blocks is consistent with the diameter of the outer wall of the stator, and a support block for supporting the stator is fixed on the inner wall of the support block.

[0010] According to a preferred technical solution, the end plate placement seat includes a second column, and the center of the upper end of the second column has a limiting column that matches the center hole of the end plate.

[0011] The cam is fixedly mounted on the support frame, and the cam is connected to the support frame by the support rod.

[0012] According to a preferred technical solution, the inner end of the clamping block is arranged in an arc shape that matches the end plate.

[0013] The preferred technical solution is that the pressing mechanism includes a second connecting seat fixedly connected to the movable plate, the lower end of the second connecting seat is rotatably provided with a pressure head, the center of the pressure head has a through hole, a sliding hole connected to the through hole is vertically provided in the second connecting seat, a triangular air claw is movably provided at the through hole, the upper end of the triangular air claw is provided with a sliding rod extending into the sliding hole, a limiting slider matching the sliding hole is fixedly provided on the sliding rod, a circle of limiting edge is protruding on the inner wall of the sliding hole, the limiting edge is located below the limiting slider, a buffer spring is sleeved on the sliding rod, the buffer spring is located below the limiting edge, the lower end of the buffer spring is fixedly connected to the sliding rod, and the upper end of the buffer spring is fixedly connected to the inner wall of the sliding hole.

[0014] Compared with the prior art, the beneficial effects are:

[0015] The present invention has a simple structure and is easy to use. The end plate grabbing mechanism and the pressing mechanism are installed on the same movable plate. A first loading plate and a second loading plate are installed below on the slide rail. The housing, stator, rotor and other components are placed on the first loading plate and the second loading plate. The stator and rotor are assembled into the housing at the same work station, which improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] FIG1 is a schematic structural diagram of the present invention;

[0017] FIG2 is a schematic diagram of the casing fixing structure and the stator placement seat structure of the present invention;

[0018] FIG3 is a schematic diagram of the rotor fixing structure and the end plate placement seat structure in the present invention;

[0019] FIG4 is a schematic structural diagram of the end plate grabbing mechanism of the present invention;

[0020] FIG5 is a schematic structural diagram of the press-fitting mechanism of the present invention.

[0021] Figure numerals: 1, base; 2, guide rail; 3, first loading plate; 4, second loading plate; 5, first loading platform; 6, second loading platform; 7, stator placement seat; 8, end plate placement seat; 9, casing fixing structure; 10, rotor fixing structure; 11, support frame; 12, mounting frame; 13, first cylinder; 14, lifting frame; 15, moving plate; 16, end plate grabbing mechanism; 17, pressing mechanism; 18, first supporting column; 19, second supporting column; 20, pressing block; 21, first pillar; 22, Support block; 23. Mounting seat; 24. Second pillar; 25. Limiting column; 26. First connecting seat; 27. First grabbing plate; 28. Sliding block; 29. ​​Clamping block; 30. Slide rail; 31. Pushing cylinder; 32. Pushing block; 33. First connecting rod; 34. Second connecting rod; 35. Second connecting seat; 36. Pressing head; 37. Through hole; 38. Sliding hole; 39. Triangular air claw; 40. Sliding rod; 41. Limiting slider; 42. Buffer spring; 43. Casing; 44. Stator; 45. Rotor; 46. End plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0023] A multifunctional press-fitting device comprises a base 1, on which a horizontal guide rail 2 is provided, on which a first loading plate 3 and a second loading plate 4 are slidably provided, and on which a first loading platform 5, a stator placement seat 7, a second loading platform 6 and an end plate placement seat 8 are provided, and the first loading platform 5, the stator placement seat 7, the second loading platform 6 and the end plate placement seat 8 are arbitrarily arranged on the first loading plate 3 and the second loading plate 4 without limitation, the first loading platform 5 is provided with a casing fixing structure 9, the second loading platform 6 is provided with a rotor fixing mechanism, a mounting frame 12 is provided above the base 1 through a support frame 11, and a vertical mounting bracket 12 is provided on the mounting bracket 12 There is a first cylinder 13, and a lifting frame 14 is provided below the mounting frame 12. The telescopic rod of the first cylinder 13 is fixedly connected to the lifting frame 14 downward. The support frame 11 includes four support rods provided on the base 1. The four support rods are distributed in a rectangular shape. Four guide sleeves matching the support rods are fixed on the lifting frame 14. The four guide sleeves are respectively sleeved on the four support rods and slide. A movable plate 15 is slidably provided on the lifting frame 14. The lower end of the movable plate 15 is installed with an end cover grabbing mechanism and a pressing mechanism 17. The first loading plate 3, the second loading plate 4 and the movable plate 15 are driven to move in a conventional manner, such as by the propulsion cylinder or by the coordinated driving method of a rotary motor and a screw rod.

[0024] The casing is fixed on the casing fixing structure 9, the opening of the casing faces upward, the stator is placed on the stator placement seat 7, the stator is placed upright, the rotor is placed upright on the rotor fixing structure 10, and the end plate of the rotor is placed horizontally on the end plate placement seat 8 (in the prior art, the end plate needs to be installed on the rotor). The end plate placement seat 8 is first moved to the bottom of the movable plate 15 by the movement of the first loading plate 3 and the second loading plate 4. The first cylinder 13 drives the lifting frame 14 to descend, and the end plate is grabbed from the end plate placement seat 8 by the end cover grabbing mechanism, and then the rotor fixing seat with the rotor is moved to the bottom of the movable plate 15, and the end plate is installed on the rotor. The movable plate 15 is moved again and the rotor is grabbed by the pressing mechanism 17, and the stator is moved to the bottom of the movable plate 15. The rotor is pressed into the stator by the pressing mechanism 17, and then the rotor is grabbed by the pressing mechanism 17 to lift the stator and the rotor together. Finally, the casing is moved to the bottom of the movable plate 15, and the pressing mechanism 17 presses the assembled stator and rotor into the casing together. The present invention allows the casing, stator and rotor to be assembled at the same workstation, thereby improving work efficiency.

[0025] According to a preferred technical solution, the casing fixing structure 9 includes a plurality of vertically arranged first support columns 18 and a plurality of second support columns 19 arranged in a circle. A vertically arranged second cylinder is provided in the second support column 19. The telescopic rod of the second cylinder is arranged upward, and a first pressure block 20 is rotatably provided at the end of the telescopic rod of the second cylinder.

[0026] A plurality of first support columns 18 are pressed against the lower end of the casing, and the second cylinder raises the first pressing block 20, then rotates one end of the first pressing block 20 to the top of the casing, and the second cylinder lowers the first pressing block 20, and the first pressing block 20 is pressed on the upper end of the casing, thereby fixing the casing.

[0027] In a preferred technical solution, the rotor fixing structure 10 includes a mounting seat 23 , and a mounting hole matching the stator is provided on the upper end of the mounting seat 23 .

[0028] Insert the rotor vertically into the mounting hole.

[0029] The preferred technical solution is that the stator placement seat 7 includes a first column, and the upper end of the first column is provided with a plurality of support blocks 22 arranged in a circle, the inner wall of the support block 22 is arranged in an arc shape that matches the outer wall of the stator, and the diameter of the circle formed by the inner walls of the plurality of support blocks 22 is consistent with the diameter of the outer wall of the stator. A supporting block for supporting the stator is fixed on the inner wall of the support block 22, and the height of the supporting block is lower than the upper end of the support block 22.

[0030] The stator is placed vertically on a plurality of supporting blocks and is limited by a plurality of support blocks 22 .

[0031] According to a preferred technical solution, the end plate placement seat 8 includes a second column, and the center of the upper end of the second column has a limiting column 25 that matches the center hole of the end plate.

[0032] The center of the end plate has a center hole. The end plate is placed horizontally on the upper end of the second column, and the limiting column 25 is inserted into the center hole.

[0033] The preferred technical solution is that the end cover grabbing mechanism includes a first connecting seat 26 fixedly connected to the movable plate 15, and a first grabbing plate 27 is provided at the lower end of the first connecting seat 26. The lower surface of the first grabbing plate 27 is provided with three sliders 28 slidingly provided through a slide rail 30. The three sliders 28 form a circle and the angle between each two is 120 degrees. The inner end of the slider 28 is provided with a clamping block 29, and a pushing cylinder 31 is provided between each two sliders 28, which is installed on the first grabbing plate 27. The telescopic rod of the pushing cylinder 31 is arranged inward and fixedly connected to a pushing block 32. The pushing block The two ends of 32 are hinged to the sliders 28 on both sides through a driving link respectively, and the driving link includes a first link 33 and a second link 34. One end of the first link 33 is hinged to the push block 32, and the other end of the first link 33 is bent and extended toward the corresponding slider 28 to form a second link 34. The second link 34 is hinged to the slider 28. The angle between the first link 33 and the second link 34 is an obtuse angle, and the angle between the first link 33 and the second link 34 is facing inward. The connection between the first link 33 and the second link 34 is rotatably connected to the first grabbing plate 27.

[0034] The first connecting seat 26 is moved to above the end plate placement seat 8, and driven downward by the first cylinder 13, pushing the cylinder 31 to drive the push block 32 to move outward, driving the driving connecting rod to rotate, and the end of the first connecting rod 33 hinged to the push block 32 rotates outward following the push block 32, thereby driving the end of the second connecting rod 34 hinged to the slider 28 to move inward, thereby driving the slider 28 to slide inward, and the three sliders 28 slide inward synchronously to clamp the end plate.

[0035] According to a preferred technical solution, the inner end of the clamping block 29 is arranged in an arc shape to match the end plate.

[0036] The preferred technical solution is that the pressing mechanism 17 includes a second connecting seat 35 fixedly connected to the movable plate 15, and the lower end of the second connecting seat 35 is rotatably provided with a pressing head 36, the center of the pressing head 36 has a through hole 37, and a sliding hole 38 communicating with the through hole 37 is vertically provided in the second connecting seat 35, and a triangular air claw 39 is movably provided at the through hole 37, and the upper end of the triangular air claw 39 is provided with a sliding rod 40 extending into the sliding hole 38, and a limiting slider 41 matching the sliding hole 38 is fixed on the sliding rod 40, and a circle of limiting edge is protruding on the inner wall of the sliding hole 38, and the limiting edge is located below the limiting slider 41, and a buffer spring 42 is sleeved on the sliding rod 40, and the buffer spring 42 is located below the limiting edge. The lower end of the buffer spring 42 is fixedly connected to the sliding rod 40, and the upper end of the buffer spring 42 is fixedly connected to the inner wall of the sliding hole 38.

[0037] The triangular air claws 39 are used to clamp the rotor, install the rotor into the stator, and then clamp the rotor and install the rotor and stator together into the casing. When pressing down, the end face of the pressure head 36 presses on the upper end of the stator to press the stator into the casing. Due to the setting of the buffer spring 42, during the process of pressing down the stator, the triangular air claws 39 retract inward to avoid excessive pressure on the rotor.

[0038] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the inventive product is conventionally placed when in use, or are the orientations or positional relationships conventionally understood by those skilled in the art. These are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0039] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature identified as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0040] Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative work shall fall within the scope of protection of the present invention.

Claims

1. A multifunctional pressing device, characterized in that: The invention comprises a base (1), wherein a horizontal guide rail (2) is provided on the base (1), a first loading plate (3) and a second loading plate (4) are slidably provided on the horizontal guide rail (2), a first loading platform (5), a stator placement seat (7), a second loading platform (6) and an end plate placement seat (8) are provided on the first loading plate (3) and the second loading plate (4), a casing fixing structure (9) is provided on the first loading platform (5), and a rotor fixing mechanism is provided on the second loading platform (6), a mounting frame (12) is provided above the base (1) through a support frame (11), a first cylinder (13) is vertically installed on the mounting frame (12), a lifting frame (14) is provided below the mounting frame (12), a telescopic rod of the first cylinder (13) is fixedly connected to the lifting frame (14) downwardly, a movable plate (15) is slidably provided on the lifting frame (14), and an end cover grabbing mechanism and a pressing mechanism (17) are installed at the lower end of the movable plate (15).

2. The multifunctional pressing device according to claim 1, characterized in that: The casing fixing structure (9) comprises a plurality of vertically arranged first support columns (18) and a plurality of second support columns (19) arranged in a circle, wherein a vertically arranged second cylinder is arranged inside the second support column (19), a telescopic rod of the second cylinder is arranged upward, and a first pressing block (20) is rotatably arranged at the end of the telescopic rod of the second cylinder.

3. The multifunctional pressing device according to claim 1, characterized in that: The rotor fixing structure (10) comprises a mounting seat (23), and a mounting hole matching the stator is provided at the upper end of the mounting seat (23) facing downward.

4. The multifunctional pressing device according to claim 1, characterized in that: The stator placement seat (7) comprises a first column, wherein a plurality of support blocks (22) arranged in a circle are provided at the upper end of the first column, wherein the inner wall of the support block (22) is arranged in an arc shape matching the outer wall of the stator, and the diameter of the circle formed by the inner walls of the plurality of support blocks (22) is consistent with the diameter of the outer wall of the stator, and a support block for supporting the stator is fixedly provided on the inner wall of the support block (22).

5. The multifunctional pressing device according to claim 1, characterized in that: The end plate placement seat (8) comprises a second column, and the center of the upper end of the second column is provided with a limiting column (25) matching the center hole of the end plate.

6. The multifunctional pressing device according to claim 1, characterized in that: The end cover grabbing mechanism comprises a first connecting seat (26) fixedly connected to the movable plate (15), a first grabbing plate (27) is provided at the lower end of the first connecting seat (26), three sliding blocks (28) are slidably provided on the lower surface of the first grabbing plate (27) through a slide rail (30), the three sliding blocks (28) are arranged in a circle and the angle between each two is 120°, a clamping block (29) is provided at the inner end of the sliding block (28), a pushing cylinder (31) installed on the first grabbing plate (27) is provided between every two sliding blocks (28), a telescopic rod of the pushing cylinder (31) is arranged facing inward and fixedly connected to a pushing block (32), and both ends of the pushing block (32) are provided with a push rod (32). The driving connecting rod is hinged to the sliders (28) on both sides respectively through a driving connecting rod, and the driving connecting rod comprises a first connecting rod (33) and a second connecting rod (34). One end of the first connecting rod (33) is hinged to the push block (32), and the other end of the first connecting rod (33) is bent and extended toward the corresponding slider (28) to form the second connecting rod (34). The second connecting rod (34) is hinged to the slider (28). The angle between the first connecting rod (33) and the second connecting rod (34) is an obtuse angle. The angle between the first connecting rod (33) and the second connecting rod (34) is toward the inside. The connection between the first connecting rod (33) and the second connecting rod (34) is rotatably connected to the first grabbing plate (27).

7. The multifunctional pressing device according to claim 7, characterized in that: The inner end of the clamping block (29) is arranged in an arc shape matching the end plate.

8. The multifunctional pressing device according to claim 1, characterized in that: The press-fitting mechanism (17) comprises a second connecting seat (35) fixedly connected to the movable plate (15); a pressing head (36) is rotatably provided at the lower end of the second connecting seat (35); a through hole (37) is provided at the center of the pressing head (36); a sliding hole (38) connected to the through hole (37) is vertically provided in the second connecting seat (35); a triangular air claw (39) is movably provided at the through hole (37); a sliding rod (40) extending into the sliding hole (38) is provided at the upper end of the triangular air claw (39). A limiting slider (41) matching the sliding hole (38) is fixedly provided on the sliding rod (40); a circle of limiting edge is protruding on the inner wall of the sliding hole (38); the limiting edge is located below the limiting slider (41); a buffer spring (42) is sleeved on the sliding rod (40); the buffer spring (42) is located below the limiting edge; the lower end of the buffer spring (42) is fixedly connected to the sliding rod (40); and the upper end of the buffer spring (42) is fixedly connected to the inner wall of the sliding hole (38).

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