Spline shaft press fitting device

Abstract

The utility model relates to the field of press fitting, in particular to a spline shaft press fitting device which comprises a supporting base, a supporting connecting piece, a mounting plate, a connecting support, a linear motor, a sliding piece, a pressing piece, a telescopic rod, a pressing limiting piece, a spring telescopic rod and a mounting limiting piece. One end of the support connector away from the support base is connected with the mounting plate; one end of the mounting plate away from the supporting connector is slidably connected with the connecting bracket; the top of the connecting bracket is connected with the linear motor; the bottom output end of the linear motor is in transmission connection with the slider; by means of the device, the stability of press-fitting machining can be effectively improved, the use difficulty of the device is reduced, the transmission stability of the device can be effectively improved through the structure of the conveying belt, meanwhile, the feeding and discharging speed of the device is guaranteed, and the production efficiency is improved. And through the structure of the pressing limiting piece, it can be guaranteed that the raw materials cannot continue to move along with the conveying belt in the pressing machining process, and therefore the machining accuracy of the device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of press-fitting, in particular to a spline shaft press-fitting device. Background Art

[0002] Since the reform and opening up, cars have entered thousands of households as one of the most common means of transportation. With the increase in car sales, there are higher requirements for the output and quality of sensors. Among the components of the sensor, the spline shaft plays an important role. The spline shaft usually needs to be pressed during the production and processing. The traditional pressing method is manual pressing. The manual pressing operation requires a lot of manpower, which greatly increases the labor intensity of the workers and leads to increased labor costs. At the same time, the manual operation efficiency is low, the quality is difficult to guarantee, and the revenue benefits of the enterprise are reduced.

[0003] The Chinese patent with announcement number CN211589149U discloses a spline shaft press-fitting device, including a first feeding assembly, a first material moving assembly, a press-fitting assembly, a second feeding assembly and a second material moving assembly; the first feeding assembly is a conveying line body; the first material moving assembly includes a first material moving cylinder, a moving profile located at the piston rod end of the first material moving cylinder and a clamping claw cylinder located on the moving profile; the press-fitting assembly includes a press-fitting table, a press-fitting support rod located below the press-fitting table and a servo press located above the press-fitting table; the second feeding assembly includes a vibration plate and a vibration flow channel located at the outlet end of the vibration plate; the second material moving assembly includes a second material moving cylinder, a material taking cylinder located at the piston rod end of the second material moving cylinder and a material taking block located at the piston rod end of the material taking cylinder. The utility model does not require manual operation, reduces the labor intensity of workers, improves press-fitting efficiency, ensures press-fitting quality, and improves the revenue benefits of the enterprise.

[0004] However, the above disclosed solution has the following shortcomings: the above solution has low feeding and discharging efficiency during actual use, and the positioning effect of the above device on the raw material is not accurate, thereby reducing the processing accuracy of the above device. Utility Model Content

[0005] The purpose of the utility model is to address the technical problems existing in the background technology. The utility model proposes a spline shaft pressing device. The utility model can effectively improve the stability of the pressing process through the device, reduce the difficulty of using the device, and effectively improve the transmission stability of the device through the structure of the conveyor belt, while ensuring the feeding and discharging speed of the device. The structure of the pressing limiter can ensure that the raw material will not continue to move with the conveyor belt during the pressing process, thereby ensuring the processing accuracy of the device.

[0006] The utility model proposes a spline shaft press-fitting device, comprising a supporting base, a supporting connecting piece, a mounting plate, a connecting bracket, a linear motor, a sliding piece, a pressing piece, a telescopic rod, a pressing limit piece, a spring telescopic rod and a mounting limit piece;

[0007] The top of the support base is connected to the support connecting piece; the end of the support connecting piece away from the support base is connected to the mounting plate; the end of the mounting plate away from the support connecting piece is slidably connected to the connecting bracket; the top of the connecting bracket is connected to the linear motor; the bottom output end of the linear motor is transmission-connected to the sliding piece; the side of the sliding piece is slidably connected to the side of the connecting bracket; the end of the sliding piece away from the linear motor is connected to the pressing piece; the bottom of the side of the mounting plate is connected to the telescopic rod; the bottom output end of the telescopic rod is connected to the pressing limit piece; the side of the mounting plate is connected to the spring telescopic rod; the end of the spring telescopic rod away from the mounting plate is transmission-connected to the mounting limit piece.

[0008] Preferably, it also includes a base, a support member, a conveyor belt and a support bracket, the top of the base is connected to the support member; the top of the base is connected to the support bracket; the top of the support member is rotatably connected to the conveyor belt; the side of the support bracket is in contact with the side of the conveyor belt; and the top of the support bracket is connected to the support base.

[0009] Preferably, the bottom of the press-limiting member is conical, the opening of the conical structure at the bottom of the press-limiting member faces directly downward, and a wear-resistant layer is provided on the bottom of the press-limiting member.

[0010] Preferably, a slide rail is provided on the side of the mounting plate, a slider is provided on the side of the connecting bracket, the slider is slidably connected to the slide rail, a slide stopper is provided on the side of the slider, and the slide stopper is slidably dampedly connected to the side of the slide rail.

[0011] Preferably, a sliding groove is provided on the side surface of the inner wall of the connecting bracket, the sliding groove is slidably connected to the side surface of the outer end surface of the sliding member, and sliding limit members are provided on the top and bottom of the sliding groove.

[0012] Preferably, an impact piece is provided on the bottom of the pressing piece, a connecting groove is provided on the top of the impact piece, and a connecting protrusion is provided on the bottom of the pressing piece.

[0013] Preferably, the installation limiter is in the shape of a circular ring, and a connecting groove is provided on the side surface of the inner wall of the circular ring.

[0014] Preferably, multiple groups of spring telescopic rods are symmetrically distributed on both sides of the installation limiter.

[0015] The above technical solution of the utility model has the following beneficial technical effects:

[0016] The utility model can effectively improve the stability of the press-fitting process and reduce the difficulty of using the device through the device. The transmission stability of the device can be effectively improved through the structure of the conveyor belt, and at the same time, the feeding and discharging speed of the device is guaranteed. The structure of the pressing limiter can ensure that the raw material will not continue to move with the conveyor belt during the pressing process, thereby ensuring the processing accuracy of the device. The combination of the spring telescopic rod and the installation limiter can fix the pressed raw material on the installation limiter, thereby ensuring the stability of use of the device, and making it convenient for the pressing part to press the pressed part from the top to the top of the bottom raw material, thereby realizing the automated processing connection effect of the device. The structure of the connecting bracket and the mounting plate can effectively improve the overall structural rigidity of the device, thereby ensuring the stability of use of the device. The structure of the sliding part can ensure that the device will not tilt during the driving of the linear motor, thereby ensuring the accuracy and stability of the press-fitting and pressing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of an embodiment of a spline shaft press-fitting device of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the support base in the embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of installing the limiting member in the embodiment of the utility model;

[0020] Figure 4 It is a front view of an embodiment of the utility model;

[0021] Attached figures: 1. base; 2. support member; 3. conveyor belt; 4. support bracket; 5. support base; 6. support connecting member; 7. mounting plate; 8. connecting bracket; 9. linear motor; 10. sliding member; 11. pressing member; 12. telescopic rod; 13. pressing limit member; 14. spring telescopic rod; 15. installation limit member. DETAILED DESCRIPTION

[0022] Embodiment 1

[0023] like Figure 1-Figure 4 As shown, a spline shaft press-fitting device proposed by the utility model includes a support base 5, a support connector 6, a mounting plate 7, a connecting bracket 8, a linear motor 9, a sliding member 10, a pressing member 11, a telescopic rod 12, a pressing limiter 13, a spring telescopic rod 14 and a mounting limiter 15;

[0024] The top of the support base 5 is connected to the support connecting member 6; the end of the support connecting member 6 away from the support base 5 is connected to the mounting plate 7; the end of the mounting plate 7 away from the support connecting member 6 is slidably connected to the connecting bracket 8; the top of the connecting bracket 8 is connected to the linear motor 9; the bottom output end of the linear motor 9 is transmission connected to the sliding member 10; the side of the sliding member 10 is slidably connected to the side of the connecting bracket 8; the end of the sliding member 10 away from the linear motor 9 is connected to the pressing member 11; the bottom of the side of the mounting plate 7 is connected to the telescopic rod 12; the bottom output end of the telescopic rod 12 is connected to the pressing limit member 13; the side of the mounting plate 7 is connected to the spring telescopic rod 14; the end of the spring telescopic rod 14 away from the mounting plate 7 is transmission connected to the mounting limit member 15.

[0025] Furthermore, it also includes a base 1, a support member 2, a conveyor belt 3 and a support bracket 4, the top of the base 1 is connected to the support member 2; the top of the base 1 is connected to the support bracket 4; the top of the support member 2 is rotatably connected to the conveyor belt 3; the side of the support bracket 4 is in contact with the side of the conveyor belt 3; the top of the support bracket 4 is connected to the support base 5; through this device, the stability of the installation support can be effectively improved, and the structure of the conveyor belt 3 can effectively improve the continuous processing effect of the device, which reduces the difficulty of the feed and discharge docking of the device while ensuring the use stability of the device and reducing the cost of manual handling of the device.

[0026] Furthermore, the bottom of the pressing limit piece 13 is conical, and the opening of the conical structure at the bottom of the pressing limit piece 13 faces directly downward, and a wear-resistant layer is provided on the bottom of the pressing limit piece 13; the combination of the telescopic rod 12 and the pressing limit piece 13 can fix the raw materials transmitted on the conveyor belt 3, thereby avoiding problems such as deviation or tilt of the raw materials during the processing. The conical structure with an opening at the bottom can correct the position of the raw materials within a certain range, thereby driving the raw materials to the accurate position by pressing the pressing limit piece 13, thereby ensuring the processing and use stability of the device.

[0027] In this embodiment, the present device can effectively improve the stability and accuracy of the pressing effect. Compared with the traditional device, the present device has higher processing efficiency and reduces the difficulty of docking between the upstream and downstream of the device. When the present device is in working state, the structure of the conveyor belt 3 can realize the efficiency of automatic feeding and discharging of the present device. Through the combination of the telescopic rod 12 and the pressing limiter 13, when the raw material moves to the bottom of the pressing limiter 13, the position of the raw material can be fixed by pressing the raw material. At the same time, the shape of the pressing limiter 13 can correct the position of the raw material, thereby ensuring the accuracy of processing. At this time, the linear motor 9 drives the sliding part 10 and the pressing part 11 to perform pressing processing. By installing the pressed part on the inner wall side of the installation limiter 15, the pressing effect of the present device is realized. The spring telescopic rod 14 can improve the use stability of the installation limiter 15.

[0028] Embodiment 2

[0029] like Figure 1-Figure 4 As shown, a spline shaft pressing device proposed by the utility model, compared with the first embodiment, in this embodiment, a slide rail is provided on the side of the mounting plate 7, a slider is provided on the side of the connecting bracket 8, the slider is slidably connected to the slide rail, a sliding locking member is provided on the side of the slider, and the sliding locking member is slidingly damped with the side of the slide rail; through the combination of the slider and the slide rail, the height initial position adjustment efficiency of the device can be effectively improved, so that the device can be compatible with raw materials of different heights, ensuring the compatibility of the device.

[0030] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A spline shaft press-fitting device, characterized in that: It comprises a supporting base (5), a supporting connecting member (6), a mounting plate (7), a connecting bracket (8), a linear motor (9), a sliding member (10), a pressing member (11), a telescopic rod (12), a pressing limiting member (13), a spring telescopic rod (14) and a mounting limiting member (15); The top of the support base (5) is connected to the support connecting member (6); the end of the support connecting member (6) away from the support base (5) is connected to the mounting plate (7); the end of the mounting plate (7) away from the support connecting member (6) is slidably connected to the connecting bracket (8); the top of the connecting bracket (8) is connected to the linear motor (9); the bottom output end of the linear motor (9) is transmission-connected to the sliding member (10); the side of the sliding member (10) is slidably connected to the side of the connecting bracket (8); the end of the sliding member (10) away from the linear motor (9) is connected to the pressing member (11); the bottom of the side of the mounting plate (7) is connected to the telescopic rod (12); the bottom output end of the telescopic rod (12) is connected to the pressing limit member (13); the side of the mounting plate (7) is connected to the spring telescopic rod (14); the end of the spring telescopic rod (14) away from the mounting plate (7) is transmission-connected to the mounting limit member (15).

2. A spline shaft press-fitting device according to claim 1, characterized in that: It also comprises a base (1), a support member (2), a conveyor belt (3) and a support bracket (4); the top of the base (1) is connected to the support member (2); the top of the base (1) is connected to the support bracket (4); the top of the support member (2) is rotatably connected to the conveyor belt (3); the side of the support bracket (4) is in contact with the side of the conveyor belt (3); and the top of the support bracket (4) is connected to the support base (5).

3. A spline shaft press-fitting device according to claim 1, characterized in that: The bottom of the pressing and limiting member (13) is in a conical shape, the opening of the conical structure at the bottom of the pressing and limiting member (13) faces directly downward, and a wear-resistant layer is provided on the bottom of the pressing and limiting member (13).

4. A spline shaft press-fitting device according to claim 1, characterized in that: A slide rail is provided on the side of the mounting plate (7), a slider is provided on the side of the connecting bracket (8), the slider is slidably connected to the slide rail, a slide stopper is provided on the side of the slider, and the slide stopper is slidably dampedly connected to the side of the slide rail.

5. A spline shaft press-fitting device according to claim 1, characterized in that: A sliding groove is provided on the inner wall side of the connecting bracket (8), the sliding groove is slidably connected to the outer end surface side of the sliding member (10), and sliding limit members are provided on the top and bottom of the sliding groove.

6. A spline shaft press-fitting device according to claim 1, characterized in that: A striking piece is provided on the bottom of the pressing piece (11), a connecting groove is provided on the top of the striking piece, and a connecting protrusion is provided on the bottom of the pressing piece (11).

7. A spline shaft press-fitting device according to claim 1, characterized in that: The installation limiter (15) is in the shape of a ring, and a connecting groove is provided on the side surface of the inner wall of the ring.

8. A spline shaft press-fitting device according to claim 1, characterized in that: A plurality of groups of spring telescopic rods (14) are symmetrically distributed on both sides of the installation limiter (15).

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