Needle installing mechanism of needle bearing

Abstract

The utility model discloses a needle mounting mechanism of a needle bearing, which relates to the technical field of needle bearings and comprises a workbench, a feeding component is mounted at the top of the workbench and comprises a supporting plate mounted at the top of the workbench, a movable opening is formed in the inner side of the supporting plate, a mounting shell is mounted on one side of the supporting plate, and a feeding component is mounted at the other side of the mounting shell. A threaded rod is mounted on the inner side of the mounting shell, and a servo motor is mounted at the bottom of the mounting shell. According to the roller pin discharging device, the telescopic rod and the infrared sensor are installed, when discharging is needed, the telescopic rod is shortened to drive the baffle to move towards the inner side of the containing groove, the containing groove contains the roller pin, the roller pin falls downwards and enters the inner side of the roller pin discharging pipe, the infrared sensor detects the falling roller pin, and after the roller pin passes, the roller pin is discharged out of the roller pin discharging pipe. The infrared sensor transmits data to the controller, the controller controls the telescopic rod to stretch, the baffle is made to stretch, the next roller pin is intercepted, the discharging precision is guaranteed, and the roller pin enters the inner side of the bearing.

Description

Technical Field

[0001] The utility model relates to the technical field of needle roller bearings, in particular to a needle mounting mechanism of a needle roller bearing. Background Art

[0002] Needle roller bearings are roller bearings with cylindrical rollers that are thin and long relative to their diameter. These rollers are called needle rollers.

[0003] Patent document: CN213465292U, discloses a needle roller bearing loading mechanism, which includes a vibrating material tray and a turntable. The turntable is rotatably arranged on the top plate, and a clamping assembly, a first moving assembly and a second moving assembly are respectively arranged near the turntable. The clamping assembly is used to transfer the retaining frame from the vibrating material tray to the turntable, the turntable is used to rotate the retaining frame from the first position to the second position, the first moving assembly is used to move the needle roller to the corresponding position of the retaining frame, and the second moving assembly is used to contact the needle roller and press the needle roller into the retaining frame.

[0004] The existing needle loading mechanism lacks a structure to assist in accurately controlling the amount of material being fed, which may easily lead to excessive needle loading. Utility Model Content

[0005] The utility model aims to provide a needle loading mechanism for a needle roller bearing, which can solve the technical problem that the needle loading mechanism in the prior art lacks a structure to assist in accurately controlling the amount of material being fed, and is prone to excessive needle loading.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a needle loading mechanism for a needle roller bearing, comprising a workbench, a loading assembly installed on the top of the workbench, the loading assembly comprising a support plate installed on the top of the workbench, a movable opening being opened on the inner side of the support plate, a mounting shell being installed on one side of the support plate, a threaded rod being installed on the inner side of the mounting shell, a servo motor being installed on the bottom of the mounting shell, an output end of the servo motor being connected to the threaded rod, a collar being installed on the outer side of the threaded rod through a thread, a mounting plate being installed on one side of the collar, a lifting plate being installed on one end of the mounting plate, a guide opening being opened on the inner side of the lifting plate, a needle guide tube being installed on the top of the lifting plate, the needle guide tube being connected to the guide opening, and a receiving groove being opened on an inner wall of one side of the guide opening.

[0007] Preferably, a telescopic rod is installed through the inner wall of the storage groove, and the telescopic rod passes through the inner side of the storage groove.

[0008] Preferably, a baffle is installed at one end of the telescopic rod, and the baffle moves inside the storage groove and the guide opening.

[0009] Preferably, a driving motor is installed on the inner side of the top of the workbench, a rotating rod is installed on the output end of the driving motor, the rotating rod passes through the top wall of the workbench, and a rotating table is installed on the top of the rotating rod.

[0010] Preferably, a needle outlet tube is installed at the bottom of the lifting plate, the needle outlet tube is connected to the bottom end of the guide port, and an infrared sensor is installed on the inner wall of the needle outlet tube.

[0011] Preferably, a placement groove is installed on the top of the rotating table.

[0012] Preferably, a mounting frame is installed on the top of the workbench, an electric adjustment rod is installed through the top wall of the mounting frame, and a lower pressure plate is installed on the bottom end of the electric adjustment rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model is equipped with a telescopic rod and an infrared sensor. When material is needed, the telescopic rod is shortened to drive the baffle to move to the inside of the storage groove. The storage groove stores the needle roller, so that the needle roller falls downward into the inside of the needle outlet tube. The infrared sensor detects the fallen needle roller. After the needle roller passes, the infrared sensor transmits data to the controller. The controller controls the telescopic rod to extend, so that the baffle extends to intercept the next needle roller, thereby ensuring the accuracy of material unloading and the needle roller enters the inside of the bearing.

[0015] 2. The utility model is equipped with a placement groove, and the workbench fixes the driving motor on the inner side of the top to ensure the smooth operation of the driving motor. The operation of the driving motor drives the rotating rod at the output end to rotate, and the rotation of the rotating rod drives the rotating table at the top to rotate. The rotation of the rotating table drives the position of the placement groove at the top. The user pre-installs the bearing shell to be installed on the inner side of the placement groove, and the placement groove limits the bearing shell to ensure accuracy during installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the workbench structure of the utility model;

[0018] Figure 3 This is a schematic diagram of a support plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the lifting plate of the utility model.

[0020] In the figure: 1. workbench; 2. drive motor; 3. rotating rod; 4. rotating table; 5. placement slot; 6. support plate; 7. movable opening; 8. mounting shell; 9. threaded rod; 10. servo motor; 11. collar; 12. mounting plate; 13. lifting plate; 14. needle guide tube; 15. guide opening; 16. storage slot; 17. telescopic rod; 18. baffle; 19. needle outlet tube; 20. mounting frame; 21. electric adjustment rod; 22. lower pressure plate; 23. infrared sensor. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1 and Figure 3 , a needle loading mechanism for a needle roller bearing;

[0025] The workbench 1 comprises a loading assembly installed on the top of the workbench 1, wherein the loading assembly comprises a support plate 6 installed on the top of the workbench 1, a movable opening 7 is provided on the inner side of the support plate 6, a mounting shell 8 is installed on one side of the support plate 6, a threaded rod 9 is installed on the inner side of the mounting shell 8, a servo motor 10 is installed on the bottom of the mounting shell 8, an output end of the servo motor 10 is connected to the threaded rod 9, a collar 11 is installed on the outer side of the threaded rod 9 through a thread, a mounting plate 12 is installed on one side of the collar 11, a lifting plate 13 is installed on one end of the mounting plate 12, and the lifting plate 13 A guide port 15 is provided on the inner side of the lifting plate 13, a needle guide tube 14 is installed on the top of the lifting plate 13, and the needle guide tube 14 is connected to the guide port 15. A storage groove 16 is provided on the inner wall of one side of the guide port 15, and a telescopic rod 17 is installed through the inner wall of the storage groove 16, and the telescopic rod 17 penetrates the inner side of the storage groove 16, and a baffle 18 is installed at one end of the telescopic rod 17, and the baffle 18 moves inside the storage groove 16 and the guide port 15. A needle outlet tube 19 is installed at the bottom of the lifting plate 13, and the needle outlet tube 19 is connected to the bottom end of the guide port 15, and an infrared sensor 23 is installed on the inner wall of the needle outlet tube 19;

[0026] The workbench 1 fixes the loading assembly on the top to ensure the stability of the loading assembly. The support plate 6 in the loading assembly is fixed on the top of the workbench 1 to ensure the stability of the support plate 6. The movable opening 7 is opened on the inner side of the support plate 6. The inner side of the support plate 6 guides the inner mounting plate 12 to move vertically up and down through the movable opening 7. The operation of the servo motor 10 drives the threaded rod 9 at the output end to rotate. The rotation of the threaded rod 9 drives the outer ring 11 to move. The up and down movement of the ring 11 drives the mounting plate 12 to move up and down. The up and down movement of the mounting plate 12 drives the front lifting plate 13 to move up and down. The lifting plate 13 fixes the top guide needle tube 14. The guide needle tube 14 supports the inner roller limit position to facilitate guiding the roller to move downward. The roller enters the inner side of the guide opening 15 downward, and the guide opening 15 guides the roller to move.

[0027] When material is needed, the telescopic rod 17 is shortened to drive the baffle 18 to move toward the inside of the storage groove 16. The storage groove 16 stores the needle roller, causing the needle roller to fall downward into the inside of the needle outlet tube 19. The infrared sensor 23 detects the fallen needle roller. After the needle roller passes, the infrared sensor 23 transmits data to the controller. The controller controls the telescopic rod 17 to extend, causing the baffle 18 to extend, intercepting the next needle roller, ensuring the accuracy of material unloading, and the needle roller enters the inner side of the bearing.

[0028] See also Figure 1 and Figure 2 , a needle loading mechanism for a needle roller bearing;

[0029] A driving motor 2 is installed on the inner side of the top of the workbench 1, a rotating rod 3 is installed on the output end of the driving motor 2, the rotating rod 3 passes through the top wall of the workbench 1, a rotating table 4 is installed on the top of the rotating rod 3, and a placement slot 5 is installed on the top of the rotating table 4;

[0030] The workbench 1 fixes the driving motor 2 on the inner side of the top to ensure that the driving motor 2 runs smoothly. The operation of the driving motor 2 drives the rotating rod 3 at the output end to rotate. The rotation of the rotating rod 3 drives the rotating table 4 at the top to rotate. The rotation of the rotating table 4 drives the position of the placement slot 5 at the top. The user pre-installs the bearing shell to be installed on the inner side of the placement slot 5. The placement slot 5 limits the bearing shell to ensure accuracy during installation. After placement, the driving motor 2 drives the placement slot 5 to enter the step of placing the needle roller for placement. After placement is completed, continue to move to the tightening step and squeeze the needle roller through the downward pressure structure.

[0031] See also Figure 1 and Figure 4 , a needle loading mechanism for a needle roller bearing;

[0032] A mounting frame 20 is installed at the top of the workbench 1, an electric adjustment rod 21 is installed through the top wall of the mounting frame 20, and a lower pressing plate 22 is installed at the bottom end of the electric adjustment rod 21;

[0033] The workbench 1 fixes the top mounting frame 2 to ensure the stability of the mounting frame 2. The mounting frame 2 operates the electric adjustment rod 21. The operation of the electric adjustment rod 21 drives the lower pressure plate 22 to press down. The lower pressure plate 22 is against the top of the needle roller, so that the needle roller is synchronously inserted into the inner side of the bearing shell to ensure the accuracy of the installation.

[0034] Working principle: the user pre-installs the bearing shell to be installed on the inner side of the placement groove 5, and the placement groove 5 limits the bearing shell to ensure the accuracy of installation. After placement, the placement groove 5 is driven by the driving motor 2 to enter the step of placing the needle roller for placement. The telescopic rod 17 is shortened to drive the baffle 18 to move to the inner side of the storage groove 16. The storage groove 16 stores the needle roller, so that the needle roller falls downward and enters the inner side of the needle outlet tube 19. The infrared sensor 23 detects the fallen needle roller. After the needle roller passes, the infrared sensor 23 transmits data to the controller. The controller controls the telescopic rod 17 to extend, so that the baffle 18 extends to intercept the next needle roller to ensure the accuracy of material feeding. The needle roller enters the inner side of the bearing, and then the electric adjustment rod 21 runs to drive the lower pressure plate 22 to press down. The lower pressure plate 22 is against the top of the needle roller, so that the needle roller is synchronously inserted into the inner side of the bearing shell to ensure the accuracy of installation.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A needle loading mechanism for a needle roller bearing, characterized in that: The invention comprises a workbench (1), wherein a loading assembly is installed on the top of the workbench (1), wherein the loading assembly comprises a support plate (6) installed on the top of the workbench (1), wherein a movable opening (7) is provided on the inner side of the support plate (6), wherein a mounting shell (8) is installed on one side of the support plate (6), wherein a threaded rod (9) is installed on the inner side of the mounting shell (8), wherein a servo motor (10) is installed on the bottom of the mounting shell (8), wherein an output end of the servo motor (10) is connected to the threaded rod (9), wherein a collar (11) is installed on the outer side of the threaded rod (9) through a thread, wherein a mounting plate (12) is installed on one side of the collar (11), wherein a lifting plate (13) is installed on one end of the mounting plate (12), wherein a guide opening (15) is provided on the inner side of the lifting plate (13), wherein a needle guide tube (14) is installed on the top end of the lifting plate (13), wherein the needle guide tube (14) is connected to the guide opening (15), and wherein a receiving groove (16) is provided on the inner wall of one side of the guide opening (15).

2. The needle loading mechanism of a needle roller bearing according to claim 1, characterized in that: A telescopic rod (17) is installed through the inner wall of the storage groove (16), and the telescopic rod (17) passes through the inner side of the storage groove (16).

3. The needle loading mechanism of a needle roller bearing according to claim 2, characterized in that: A baffle (18) is mounted on one end of the telescopic rod (17), and the baffle (18) moves inside the storage groove (16) and the guide opening (15).

4. The needle loading mechanism of a needle roller bearing according to claim 1, characterized in that: A driving motor (2) is installed on the inner side of the top of the workbench (1); a rotating rod (3) is installed on the output end of the driving motor (2); the rotating rod (3) passes through the top wall of the workbench (1); and a rotating table (4) is installed on the top end of the rotating rod (3).

5. The needle loading mechanism of a needle roller bearing according to claim 1, characterized in that: A needle outlet tube (19) is installed at the bottom of the lifting plate (13), the needle outlet tube (19) is connected to the bottom end of the guide port (15), and an infrared sensor (23) is installed on the inner wall of the needle outlet tube (19).

6. The needle loading mechanism of a needle roller bearing according to claim 4, characterized in that: A placement groove (5) is installed on the top of the rotating platform (4).

7. The needle loading mechanism of a needle roller bearing according to claim 1, characterized in that: A mounting frame (20) is installed at the top of the workbench (1), an electric adjustment rod (21) is installed through the top wall of the mounting frame (20), and a lower pressure plate (22) is installed at the bottom end of the electric adjustment rod (21).

Images