Fixture for stator core processing
By designing a stator core clamp with a moving and rotating mechanism, a single driving component is used to achieve multi-directional clamping and fixation, solving the problems of high cost and vacuum period caused by multiple driving components in the prior art, and improving processing efficiency and practicality.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-08
- Publication Date
- 2026-03-20
AI Technical Summary
Existing stator core machining fixtures require multiple drive components for clamping and fixing, resulting in high manufacturing and maintenance costs, and are prone to machining vacuum periods.
By employing both moving and rotating mechanisms, multi-directional clamping and fixation are achieved through a single drive component, and the rotating mechanism avoids machining vacuum periods. The fixture design reduces manufacturing costs and maintenance expenses.
It achieves low-cost multi-directional clamping and fixation, reduces subsequent maintenance costs, avoids processing vacuum periods, and improves processing efficiency.
Smart Images
Figure CN224021605U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to stator core processing technical field, specifically a kind of fixture for stator core processing. BACKGROUND
[0002] Stator core is the core component of stationary part in motor (including generator, motor etc.), and rotor core and air gap jointly constitute complete magnetic circuit, bear magnetizing function and fix winding, stator core needs to use fixture to be fixed when processing, for guaranteeing the precision of positioning, also for inhibiting vibration and for, greatly improve the processing efficiency of stator core, can be well avoided processing accident, to adapt to complex process requirement.
[0003] The existing fixture for stator core processing in use process, generally by multiple driving members from multiple directions to stator core is clamped and fixed, make the manufacturing cost of device improve, the maintenance cost of subsequent device also will improve, greatly reduce the practicability of device.
[0004] Therefore, the person skilled in the art provides a kind of fixture for stator core processing to solve the problems raised in the above background art. INVENTION CONTENTS
[0005] In order to overcome the above-mentioned defects of the prior art, the embodiment of the utility model provides a kind of fixture for stator core processing, by setting movable mechanism, different directions of stator core can be clamped and fixed simultaneously by single driving member, which is different from the transmission clamping device driven by multiple driving members, the device is lower in cost, and the subsequent maintenance cost will also be reduced, greatly improve the practicability of device, secondly, by setting rotating mechanism, multiple outer frames can be rotated, so that the device will not appear the vacuum period of processing, greatly improve the processing efficiency of device, to solve the problems raised in the above background art.
[0006] To achieve the above object, the utility model provides the following technical scheme:
[0007] A kind of fixture for stator core processing, including outer frame, the outer frame is provided with four, the upper and lower inner walls of the outer frame are all fixedly connected with connecting plate, two the connecting plate between fixedly connected with limit disc, the inside of the outer frame is provided with movable mechanism, the movable mechanism includes four limit slots being opened in limit disc, the inside of four limit slots is all slidably connected with limit block, the front end of the limit block is fixedly connected with arc plate, the rear end of the limit block is fixedly connected with tooth slot strip, the rear end of the limit disc is provided with first drive motor, the output shaft of the first drive motor is connected with driving gear, the driving gear is engaged with tooth slot strip.
[0008] As a further scheme of the utility model, the movable mechanism further includes a telescopic rod fixedly connected to the inner wall of the outer frame, and the movable end of the telescopic rod is fixedly connected with the arc-shaped plate.
[0009] As a further scheme of the utility model, the arc-shaped plate and the tooth groove strip are all provided with four, and are all horizontally and vertically arranged inside the outer frame, and the inner wall of the arc-shaped plate is fixedly connected with a rubber strip.
[0010] As a further scheme of the utility model, the lower end of the outer frame is provided with a base, the base is provided with a rotating mechanism, the rotating mechanism includes a rotating column rotatably connected to the center of the upper end of the base, the outer wall of the rotating column is fixedly connected with four connecting blocks, and the four connecting blocks are fixedly connected with the four outer frames respectively.
[0011] As a further scheme of the utility model, the rotating mechanism further includes a second driving motor arranged at the center of the lower end of the base, the output shaft of the second driving motor penetrates the base and is connected with the rotating column, and the second driving motor can drive the rotating column.
[0012] As a further scheme of the utility model, the lower end of the base is fixedly connected with a supporting seat, the supporting seat is provided with four, and the four supporting seats are all located at the lower end edge of the base.
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] By setting the movable mechanism, the single driving part can realize the clamping and fixing of the stator core in different directions at the same time, which is different from the transmission clamping device driven by multiple driving parts, the device has low cost, and the subsequent maintenance cost is also reduced, the practicability of the device is greatly improved, and secondly, by setting the rotating mechanism, the multiple outer frames can be rotated, so that the device does not appear the vacuum period of processing, and the processing efficiency of the device is greatly improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a three-dimensional structure schematic diagram of a clamp for stator core processing;
[0016] Figure 2 It is Figure 1 The three-dimensional structure schematic diagram of the outer frame;
[0017] Figure 3 It is Figure 2 The rear view explosion three-dimensional structure schematic diagram;
[0018] Figure 4 It is Figure 3 The enlarged structure schematic diagram of A.
[0019] In the figure: 1, the outer frame; 2, connecting plate; 3, limit disc; 4, telescopic rod; 5, arc plate; 6, rubber strip; 7, drive gear; 8, gear slot; 9, limit block; 10, limit groove; 11, first drive motor; 12, base; 13, support seat; 14, second drive motor; 16, rotating column; 17, connecting block. DETAILED DESCRIPTION
[0020] Please refer to Figures 1 to 4 In the embodiment of the utility model, a kind of fixture for stator core processing, including outer frame 1, the inside of outer frame 1 is fixedly connected with limit disc 3 by connecting plate 2, limit disc 3 is located at the center of outer frame 1, telescopic rod 4 is fixedly connected on the inner wall of outer frame 1, the movable end of telescopic rod 4 is fixedly connected with arc plate 5, the inner wall of arc plate 5 is connected with rubber strip 6, arc plate 5, rubber strip 6 are used to stator core clamping and fixed, while rubber strip 6 can avoid the wear and tear to stator core surface when clamping, while playing good fixed effect, also stator core is well protected, the width of arc plate 5 can be adjusted according to the length of stator core, guarantee the stability of clamping.
[0021] The rear end of limit disc 3 is rotatably connected with drive gear 7, the rear end of limit disc 3 is provided with first drive motor 11, the output shaft of first drive motor 11 is connected with limit disc 3, first drive motor 11 can drive limit disc 3 to rotate when working, limit groove 10 is formed in limit disc 3, limit block 9 is slidably connected in limit groove 10, limit block 9 is fixedly connected between arc plate 5, gear slot 8 is fixedly connected on limit block 9, gear slot 8 is in meshing state with drive gear 7, drive gear 7 can drive gear slot 8 to move when working, in turn, arc plate 5 and rubber strip 6 are moved by limit block 9, and the clamping and fixing of stator core are realized.
[0022] The lower end of outer frame 1 is provided with base 12, the lower end of base 12 is fixedly connected with four support seats 13, support seat 13 is used to support and fix base 12, the lower end center of base 12 is provided with second drive motor 14, the upper end center of base 12 is rotatably connected with rotating column 16, the output shaft of second drive motor 14 penetrates through base 12 and is connected with rotating column 16, second drive motor 14 can drive rotating column 16 to rotate when working, rotating column 16 is connected between outer frame 1 by connecting block 17, second drive motor 14 can drive outer frame 1 to rotate when working, realize the rotation of fixture, convenient continuous use.
[0023] The working principle of the utility model is: when needing to clamp and process the stator core, first, the stator core can be pressed at the center of the limiting disc 3, then the first driving motor 11 starts to work, the first driving motor 11 can drive the driving gear 7 to rotate when working, thereby driving the multiple tooth groove strips 8 engaged with the driving gear 7 to move, the multiple tooth groove strips 8 can drive the arc-shaped plates 5 to move through the limiting blocks 9 when moving, the multiple arc-shaped plates 5 can complete the clamping and fixing of the stator core from different directions when moving to the appropriate positions, meanwhile, the rubber strips 6 arranged on the inner walls of the arc-shaped plates 5 can ensure that the surface of the stator core is not abraded when clamping, then the stator core can be processed, meanwhile, the stator core is processed, in the same way, the clamping and fixing of the stator core can be carried out in the other three outer frames 1, when the first stator core is processed, the second driving motor 14 works, thereby driving the rotating column 16 to rotate, the rotating column 16 can realize the ninety-degree rotation of the outer frame 1 through the connecting block 17 when rotating, then the next stator core can be processed, the process does not appear the vacuum period of processing, the processing efficiency of the stator core is greatly improved.
[0024] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can replace or change the technical scheme and the utility model concept of the utility model according to the technical range disclosed by the utility model, all should be covered in the protection scope of the utility model.
Claims
1. A fixture for machining stator cores, comprising an outer frame (1), characterized in that: The outer frame (1) is provided with four, and a connecting plate (2) is fixedly connected to the upper and lower inner walls of the outer frame (1). A limiting disc (3) is fixedly connected between two of the connecting plates (2). An active mechanism is provided inside the outer frame (1). The active mechanism includes four limiting grooves (10) opened on the limiting disc (3). A limiting block (9) is slidably connected inside each of the four limiting grooves (10). An arc plate (5) is fixedly connected to the front end of the limiting block (9). A toothed strip (8) is fixedly connected to the rear end of the limiting block (9). A first drive motor (11) is provided at the rear end of the limiting disc (3). A drive gear (7) is connected to the output shaft of the first drive motor (11). The drive gear (7) meshes with the toothed strip (8).
2. The stator core machining fixture according to claim 1, characterized in that, The active mechanism also includes a telescopic rod (4) fixedly connected to the inner wall of the outer frame (1), and the movable end of the telescopic rod (4) is fixedly connected to the arc plate (5).
3. A fixture for machining stator cores according to claim 2, characterized in that, Four of the arc-shaped plate (5) and toothed strip (8) are provided, and they are respectively set horizontally and vertically inside the outer frame (1). A rubber strip (6) is fixedly connected to the inner wall of the arc-shaped plate (5).
4. A fixture for machining stator cores according to claim 1, characterized in that, The lower end of the outer frame (1) is provided with a base (12), and a rotating mechanism is provided on the base (12). The rotating mechanism includes a rotating column (16) rotatably connected to the center of the upper end of the base (12). Four connecting blocks (17) are fixedly connected to the outer wall of the rotating column (16), and the four connecting blocks (17) are fixedly connected to the four outer frames (1) respectively.
5. A fixture for machining stator cores according to claim 4, characterized in that, The rotating mechanism also includes a second drive motor (14) located at the center of the lower end of the base (12). The output shaft of the second drive motor (14) passes through the base (12) and is connected to the rotating column (16). The second drive motor (14) can drive the rotating column (16) to connect.
6. A stator core machining fixture according to claim 4, characterized in that, The lower end of the base (12) is fixedly connected to a support seat (13), and four support seats (13) are provided, all of which are located at the lower edge of the base (12).