Motor fixing ring press-fitting device

Abstract

The utility model belongs to the technical field of motor part machining, and particularly relates to a motor fixing ring press fitting device which comprises a rack, a feeding mechanism, a pre-pressing mechanism and a coining mechanism. The pre-pressing mechanism comprises a pre-pressing assembly, a moving assembly and a first detection assembly. The coining mechanism comprises a coining assembly, a sliding assembly and a second detection assembly. The feeding mechanism comprises a feeding base, a vibration material disc, a discharging opening, a discharging base, a photoelectric sensor and a fixing frame. According to the motor fixing ring press-fitting device, fixing ring feeding operation is automatically completed through the feeding mechanism, after feeding is conducted through the feeding mechanism, the fixing ring is pre-pressed to a shaft body through the pre-pressing mechanism, the shaft body is pre-positioned, then the fixing ring is subjected to coining to the accurate size through the coining mechanism, and therefore the clearance of a motor is controlled, and the precision of the motor is improved. According to the motor fixing ring press-fitting device provided by the invention, the fixing ring is press-fitted on the shaft body through two times of press-fitting operations of pre-pressing and coining, so that the control precision of a motor clearance is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of motor parts processing, and in particular relates to a motor fixing ring press-fitting device. Background Art

[0002] The main function of the motor is to generate driving torque. As a power source for electrical appliances or various machines, when the motor is assembled, a fixing ring is set at the shaft position to prevent the shaft from moving along the axial direction. The quality of the motor shaft fixing ring determines the stability of the motor shaft rotation. When the existing motor shaft fixing ring is processed, a press-fitting device is required to press-fit the fixing ring and the shaft structure. However, when the existing press-fitting device is press-fitted, the shaft structure and the fixing ring are press-fitted and fixed at one time. However, this press-fitting method affects the position accuracy of the fixing ring, resulting in low virtual position accuracy of the motor. Utility Model Content

[0003] The utility model aims to provide a motor fixing ring press-fitting device, aiming to solve the technical problems in the prior art that the position accuracy of the fixing ring is affected and the motor virtual position accuracy is low.

[0004] To achieve the above-mentioned purpose, the motor fixing ring press-fitting device provided in the embodiment of the utility model comprises a frame, a feeding mechanism, a pre-pressing mechanism and a fine pressing mechanism, wherein the feeding mechanism is arranged on one side of the frame, the pre-pressing mechanism and the fine pressing mechanism are both arranged on the frame, and the pre-pressing mechanism is arranged on one side of the fine pressing mechanism;

[0005] The pre-pressing mechanism comprises a pre-pressing component, a moving component and a first detection component, wherein the pre-pressing component is connected to the frame, the moving component is connected to the frame and the pre-pressing component respectively, and the first detection component is connected to the frame and is arranged on one side of the moving component;

[0006] The coining mechanism includes a coining assembly, a sliding assembly and a second detection assembly. The coining assembly is connected to the frame and arranged on one side of the pre-pressing assembly. The sliding assembly is respectively connected to the frame and the coining assembly. The second detection assembly is connected to the frame and arranged on one side of the sliding assembly.

[0007] As an optional solution of the utility model, the feeding mechanism includes a feeding base, a vibrating feed tray, a feeding port, a feeding seat, a photoelectric sensor and a fixed frame, the feeding base is arranged on one side of the frame, the vibrating feed tray is fixedly connected to the feeding base, one end of the feeding port is fixedly connected to the vibrating feed tray, and the other end extends out of the vibrating feed tray, the feeding seat is fixedly connected to the frame, the feeding seat is provided with a feeding trough, the photoelectric sensor is fixedly connected to the fixed frame and arranged on one side of the feeding seat, and the fixed frame is fixedly connected to the frame.

[0008] As an optional solution of the utility model, the pre-stressing assembly includes a pre-stressing electric cylinder, a clamping cylinder and a clamping claw, the pre-stressing electric cylinder is fixedly connected to the frame, the clamping cylinder is fixedly connected to the pre-stressing electric cylinder and is arranged at the bottom of the pre-stressing electric cylinder, and the clamping claw is movably connected to the clamping cylinder and is arranged on one side of the pre-stressing electric cylinder.

[0009] As an optional solution of the utility model, the moving component includes a moving slide rail, a first moving slider, a second moving slider, a first positioning block and a first tension spring, the moving slide rail is fixedly connected to the frame, the first moving slider is slidably connected to the moving slide rail and is fixedly connected to the pre-pressure electric cylinder, the second moving slider is slidably connected to the moving slide rail, the first positioning block is fixedly connected to the frame and is arranged below the pre-pressure electric cylinder, and the first tension spring is respectively fixedly connected to the second moving slider and the first positioning block.

[0010] As an optional solution of the present utility model, the first detection component includes a first contact sensor, and the first contact sensor is fixedly connected to the fixing frame and arranged on one side of the first positioning block.

[0011] As an optional solution of the utility model, the precision pressing assembly includes a precision pressing electric cylinder, a fixed plate and a positioning jig, the precision pressing electric cylinder is fixedly connected to the frame, the fixed plate is fixedly connected to the side of the precision pressing electric cylinder and is fixedly connected to the sliding assembly, the positioning jig is arranged under the precision pressing electric cylinder and is fixedly connected to the frame, and the positioning jig is provided with a positioning shaft hole.

[0012] As an optional solution of the utility model, the sliding assembly includes a sliding rail, a first sliding block, a second sliding block, a second positioning block and a second tension spring. The sliding rail is fixedly connected to the frame, the first sliding block is slidably connected to the sliding rail and is fixedly connected to the precision pressing electric cylinder, the second sliding block is slidably connected to the sliding rail, the second positioning block is fixedly connected to the frame and is arranged under the precision pressing electric cylinder, and the second tension spring is fixedly connected to the second sliding block and the second positioning block respectively.

[0013] As an optional solution of the present invention, the second detection component includes a second contact sensor, and the second contact sensor is fixedly connected to the fixing frame and arranged on one side of the second positioning block.

[0014] The above one or more technical solutions in the motor fixing ring press-fitting device provided by the embodiment of the utility model have at least one of the following technical effects:

[0015] The motor fixing ring pressing device provided in the present application includes a frame, a feeding mechanism, a pre-pressing mechanism and a precision pressing mechanism. The feeding mechanism automatically completes the feeding operation of the fixing ring. After the feeding mechanism feeds, the fixing ring is pre-pressed onto the shaft body by the pre-pressing mechanism to pre-position the shaft body, and then the precision pressing mechanism is used to precision press the fixing ring to a precise size, thereby controlling the virtual position of the motor. The motor fixing ring pressing device provided in the present application performs two pressing operations of pre-pressing and precision pressing to fix the shaft body on the fixing ring, thereby improving the virtual position accuracy of the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 A schematic structural diagram of a motor fixing ring press-fitting device provided in an embodiment of the utility model.

[0018] Figure 2 A side view of a motor fixing ring press-fitting device provided in an embodiment of the utility model.

[0019] Figure 3 A three-dimensional diagram of a motor fixing ring press-fitting device provided in an embodiment of the utility model.

[0020] Figure 4 This is a back-view stereoscopic view of a motor fixing ring press-fitting device provided in an embodiment of the utility model.

[0021] Figure 5 for Figure 1 A partial enlarged view of middle A.

[0022] Figure 6 for Figure 4 A partial enlarged view of B.

[0023] Among them, the reference numerals in the figure are:

[0024] 1. Frame; 2. Feeding mechanism; 3. Pre-pressing mechanism; 4. Fine pressing mechanism; 5. Fixed ring; 6. Shaft;

[0025] 21. Loading base; 22. Vibrating material tray; 23. Unloading port; 24. Unloading seat; 25. Photoelectric sensor; 26. Fixed frame;

[0026] 31. pre-pressing assembly; 32. moving assembly; 33. first contact sensor;

[0027] 41. coining assembly; 42. sliding assembly; 43. second contact sensor;

[0028] 311, pre-pressing electric cylinder; 312, clamping cylinder; 313, clamping claw;

[0029] 321, movable slide rail; 322, first movable slide block; 323, second movable slide block; 324, first positioning block;

[0030] 411. Precision electric cylinder; 412. Fixed plate; 413. Positioning fixture;

[0031] 421, sliding rail; 422, first sliding block; 423, second sliding block; 424, second positioning block. DETAILED DESCRIPTION

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0033] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of 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 operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0035] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0036] In one embodiment of the present invention, Figures 1 to 6 As shown, a motor fixing ring press-fit device is provided, such as Figure 1 As shown, it includes a frame 1, a feeding mechanism 2, a pre-pressing mechanism 3 and a fine pressing mechanism 4, the feeding mechanism 2 is arranged on one side of the frame 1, the pre-pressing mechanism 3 and the fine pressing mechanism 4 are both arranged on the frame 1, and the pre-pressing mechanism 3 is arranged on one side of the fine pressing mechanism 4.

[0037] like Figures 1-2 As shown, the pre-pressing mechanism 3 includes a pre-pressing component 31, a moving component 32 and a first detection component. The pre-pressing component 31 is connected to the frame 1, the moving component 32 is respectively connected to the frame 1 and the pre-pressing component 31, and the first detection component is connected to the frame 1 and is arranged on one side of the moving component 32. The pre-pressing mechanism 3 pre-presses the fixing ring 5 to position the shaft body 6, and pre-positions the shaft body 6.

[0038] like Figures 1-2 As shown, the coining mechanism 4 includes a coining assembly 41, a sliding assembly 42 and a second detection assembly. The coining assembly 41 is connected to the frame 1 and is arranged on one side of the pre-pressing assembly 31. The sliding assembly 42 is respectively connected to the frame 1 and the coining assembly 41. The second detection assembly is connected to the frame 1 and is arranged on one side of the sliding assembly 42. The coining mechanism 4 coin-presses the fixing ring 5 to a precise size, thereby controlling the virtual position of the motor.

[0039] The motor fixing ring pressing device provided in the present application automatically completes the loading operation of the fixing ring 5 through the loading mechanism 2. After the loading mechanism 2 loads the material, the fixing ring 5 is pre-pressed and positioned on the shaft body 6 through the pre-pressing mechanism 3, and the shaft body 6 is pre-positioned. Then, the fixing ring 5 is precision-pressed to a precise size through the precision-pressing mechanism 4, thereby controlling the virtual position of the motor. The motor fixing ring pressing device provided in the present application presses the fixing ring 5 on the shaft body 6 through two pressing operations of pre-pressing and precision-pressing, thereby improving the control accuracy of the motor virtual position.

[0040] In another embodiment of the present invention, Figure 1 and 5As shown, the feeding mechanism 2 of the motor fixed ring pressing device includes a feeding base 21, a vibrating feed tray 22, a feeding port 23, a feeding seat 24, a photoelectric sensor 25 and a fixed frame 26. The feeding base 21 is arranged on one side of the frame 1, and the vibrating feed tray 22 is fixedly connected to the feeding base 21. One end of the feeding port 23 is fixedly connected to the vibrating feed tray 22, and the other end extends out of the vibrating feed tray 22. The feeding seat 24 is fixedly connected to the frame 1, and the feeding seat 24 is provided with a feeding trough. The photoelectric sensor 25 is fixedly connected to the fixed frame 26 and arranged on one side of the feeding seat 24, and the fixed frame 26 is fixedly connected to the frame 1. The vibrating feed tray 22 continuously conveys the fixed ring 5 material, and the fixed ring 5 is fed to the feeding seat 24 through the feeding port 23 and falls into the feeding trough in the feeding seat 24. The photoelectric sensor 25 senses the incoming material, and the fixed ring 5 is clamped to the pre-pressing mechanism 3 by the manipulator for pre-pressing operation.

[0041] In another embodiment of the present invention, Figure 1 and 5 As shown, the pre-pressing assembly 31 of the motor fixing ring pressing device includes a pre-pressing electric cylinder 311, a clamping cylinder 312 and a clamping claw 313. The pre-pressing electric cylinder 311 is fixedly connected to the frame 1, the clamping cylinder 312 is fixedly connected to the pre-pressing electric cylinder 311 and is arranged at the bottom of the pre-pressing electric cylinder 311, and the clamping claw 313 is movably connected to the clamping cylinder 312 and is arranged on one side of the pre-pressing electric cylinder 311. The pre-pressing electric cylinder 311 pre-presses and positions the fixing ring 5 on the shaft body 6, and the clamping cylinder 312 clamps the shaft body 6 to avoid the shaft body 6 from being offset when the pre-pressing electric cylinder 311 presses the shaft body 6 structure, so as to ensure that the shaft body 6 is vertically pressed on the fixing ring 5.

[0042] In another embodiment of the present invention, Figure 1 and 2As shown, the moving assembly 32 of the motor fixed ring pressing device includes a moving slide rail 321, a first moving slider 322, a second moving slider 323, a first positioning block 324 and a first tension spring. The moving slide rail 321 is fixedly connected to the frame 1, the first moving slider 322 is slidably connected to the moving slide rail 321, and is fixedly connected to the pre-pressing cylinder 311. The second moving slider 323 is slidably connected to the moving slide rail 321, the first positioning block 324 is fixedly connected to the frame 1, and is arranged below the pre-pressing cylinder 311, and the first tension spring is fixedly connected to the second moving slider 323 and the first positioning block 324 respectively. The manipulator clamps the fixed ring 5 to the first positioning block 324, the output end of the pre-pressing cylinder 311 moves downward, and moves linearly along the moving slide rail 321 through the first moving slider 322, and then the output end of the pre-pressing cylinder 311 presses the fixed ring 5 onto the shaft 6 for pre-pressing. During the downward pressing process of the pre-stressing electric cylinder 311, the second movable slider 323 moves downward along the movable slide rail 321 and presses the first tension spring tightly between the second movable slider 323 and the first positioning block 324. After the pre-stressing of the fixing ring 5 is completed, the output end of the pre-stressing electric cylinder 311 moves up and retracts. Under the elastic action, the first tension spring pushes the second movable slider 323 through the elastic force, and the second movable slider 323 slides to the original position through the movable slide rail 321, which is convenient for the next pre-stressing operation.

[0043] In another embodiment of the present invention, Figure 2 As shown, the first detection component of the motor fixing ring press-fitting device includes a first contact sensor 33, which is fixedly connected to the fixing frame 26 and arranged on one side of the first positioning block 324. After the shaft body 6 is pressed down, the first contact sensor 33 detects the press-fitting distance between the shaft body 6 and the fixing ring 5, and records the value.

[0044] In another embodiment of the present invention, Figure 2 and 6 As shown, the precision pressing assembly 41 of the motor fixing ring pressing device includes a precision pressing electric cylinder 411, a fixing plate 412 and a positioning fixture 413. The precision pressing electric cylinder 411 is fixedly connected to the frame 1, the fixing plate 412 is fixedly connected to the side of the precision pressing electric cylinder 411 and is fixedly connected to the first slider, the positioning fixture 413 is arranged below the precision pressing electric cylinder 411 and is fixedly connected to the frame 1, and the positioning fixture 413 is provided with a positioning shaft hole. After the fixing ring 5 and the shaft body 6 are pre-pressed, the fixing ring 5 and the shaft body 6 are clamped to the second positioning block 424 by a manipulator, the output end of the precision pressing electric cylinder 411 is moved downward, the fixing ring 5 is precision pressed to a precise size, thereby controlling the virtual position of the motor, and the shaft body 6 is pressed into the positioning shaft hole of the positioning fixture 413 for positioning.

[0045] In another embodiment of the present invention, Figure 2 and 3As shown, the sliding assembly 42 of the motor fixing ring pressing device includes a sliding rail 421, a first sliding block 422, a second sliding block 423, a second positioning block 424 and a second tension spring. The sliding rail 421 is fixedly connected to the frame 1, the first sliding block 422 is slidably connected to the sliding rail 421 and is fixedly connected to the precision pressing electric cylinder 411, the second sliding block 423 is slidably connected to the sliding rail 421, the second positioning block 424 is fixedly connected to the frame 1 and is arranged below the precision pressing electric cylinder 411, and the second tension spring is fixedly connected to the second sliding block 423 and the second positioning block 424 respectively. Further, the second detection assembly includes a second contact sensor 43, the second contact sensor 43 is fixedly connected to the fixing frame 26, and is arranged on one side of the second positioning block 424. The manipulator clamps the fixed ring 5 and the shaft body 6 to the second positioning block 424, and the output end of the precision pressing electric cylinder 411 moves downward, and moves linearly along the sliding rail 421 through the first sliding block 422. Then the output end of the precision pressing electric cylinder 411 moves downward to precision press the fixed ring 5 to a precise size, thereby controlling the virtual position of the motor. The second contact sensor 43 detects the pressing distance between the fixed ring 5 and the shaft body 6. The precision pressing electric cylinder 411 presses into the corresponding depth according to the value recorded by the second contact sensor 43, corrects the error, and improves the control accuracy of the motor virtual position. During the pressing process of the precision pressing electric cylinder 411, the second sliding block 423 moves downward along the sliding rail 421, and presses the second tension spring between the second sliding block 423 and the second positioning block 424. After the precision pressing of the fixed ring 5 is completed, the output end of the precision pressing electric cylinder 411 moves upward and retracts. Under the action of elasticity, the second tension spring pushes the second sliding block 423 through elastic force, and the second sliding block 423 slides to the original position through the sliding rail 421, which is convenient for the next precision pressing operation.

[0046] The motor fixing ring pressing device provided in the present application automatically completes the loading operation of the fixing ring 5 through the loading mechanism 2. After the loading mechanism 2 loads the material, the fixing ring 5 is pre-pressed and positioned on the shaft body 6 through the pre-pressing mechanism 3, and the shaft body 6 is pre-positioned. Then, the fixing ring 5 is precision-pressed to a precise size through the precision-pressing mechanism 4, thereby controlling the virtual position of the motor. The motor fixing ring pressing device provided in the present application presses the fixing ring 5 on the shaft body 6 through two pressing operations of pre-pressing and precision-pressing, thereby improving the control accuracy of the motor virtual position.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A motor fixing ring press-fitting device, characterized in that: It includes a frame, a feeding mechanism, a pre-pressing mechanism and a fine pressing mechanism, wherein the feeding mechanism is arranged on one side of the frame, the pre-pressing mechanism and the fine pressing mechanism are both arranged on the frame, and the pre-pressing mechanism is arranged on one side of the fine pressing mechanism; The pre-pressing mechanism comprises a pre-pressing component, a moving component and a first detection component, wherein the pre-pressing component is connected to the frame, the moving component is connected to the frame and the pre-pressing component respectively, and the first detection component is connected to the frame and is arranged on one side of the moving component; The coining mechanism includes a coining assembly, a sliding assembly and a second detection assembly. The coining assembly is connected to the frame and arranged on one side of the pre-pressing assembly. The sliding assembly is respectively connected to the frame and the coining assembly. The second detection assembly is connected to the frame and arranged on one side of the sliding assembly.

2. A motor fixing ring press-fitting device according to claim 1, characterized in that: The feeding mechanism includes a feeding base, a vibrating material tray, a feeding port, a feeding seat, a photoelectric sensor and a fixed frame. The feeding base is arranged on one side of the frame, the vibrating material tray is fixedly connected to the feeding base, one end of the feeding port is fixedly connected to the vibrating material tray, and the other end extends out of the vibrating material tray. The feeding seat is fixedly connected to the frame, and the feeding seat is provided with a feeding trough. The photoelectric sensor is fixedly connected to the fixed frame and is arranged on one side of the feeding seat. The fixed frame is fixedly connected to the frame.

3. A motor fixing ring press-fitting device according to claim 2, characterized in that: The pre-stressing assembly includes a pre-stressing electric cylinder, a clamping cylinder and a clamping claw. The pre-stressing electric cylinder is fixedly connected to the frame, the clamping cylinder is fixedly connected to the pre-stressing electric cylinder and is arranged at the bottom of the pre-stressing electric cylinder, and the clamping claw is movably connected to the clamping cylinder and is arranged on one side of the pre-stressing electric cylinder.

4. A motor fixing ring press-fitting device according to claim 3, characterized in that: The moving assembly includes a moving slide rail, a first moving slider, a second moving slider, a first positioning block and a first tension spring. The moving slide rail is fixedly connected to the frame, the first moving slider is slidably connected to the moving slide rail and is fixedly connected to the pre-pressure electric cylinder, the second moving slider is slidably connected to the moving slide rail, the first positioning block is fixedly connected to the frame and is arranged below the pre-pressure electric cylinder, and the first tension spring is fixedly connected to the second moving slider and the first positioning block respectively.

5. A motor fixing ring press-fitting device according to claim 4, characterized in that: The first detection component includes a first contact sensor, which is fixedly connected to the fixing frame and arranged on one side of the first positioning block.

6. A motor fixing ring press-fitting device according to claim 2, characterized in that: The precision pressing assembly includes a precision pressing electric cylinder, a fixed plate and a positioning jig. The precision pressing electric cylinder is fixedly connected to the frame. The fixed plate is fixedly connected to the side of the precision pressing electric cylinder and is fixedly connected to the sliding assembly. The positioning jig is arranged below the precision pressing electric cylinder and is fixedly connected to the frame. The positioning jig is provided with a positioning shaft hole.

7. A motor fixing ring press-fitting device according to claim 6, characterized in that: The sliding assembly includes a sliding rail, a first sliding block, a second sliding block, a second positioning block and a second tension spring. The sliding rail is fixedly connected to the frame. The first sliding block is slidably connected to the sliding rail and is fixedly connected to the precision pressing electric cylinder. The second sliding block is slidably connected to the sliding rail. The second positioning block is fixedly connected to the frame and is arranged under the precision pressing electric cylinder. The second tension spring is fixedly connected to the second sliding block and the second positioning block respectively.

8. A motor fixing ring press-fitting device according to claim 7, characterized in that: The second detection component includes a second contact sensor, which is fixedly connected to the fixing frame and arranged on one side of the second positioning block.

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