Novel trolley walking mechanism

Abstract

The utility model discloses a novel trolley travelling mechanism, which relates to the technical field of carrying equipment and comprises a trolley frame B. Guide rails are arranged on both sides of the lower end of the trolley frame B. New wheels A are arranged above both ends of the guide rail on one side, and new wheels B are arranged above both ends of the guide rail on the other side. A drive plate assembly A and a drive plate assembly B are arranged on the sides, close to each other, of the new wheel A and the new wheel B correspondingly, hoops are arranged at the lower ends of the two sides of the trolley rack B correspondingly, a new shaft is arranged between the two hoops, and the two ends of the new shaft are rotationally connected with the corresponding hoops through a new mounted bearing A and a new mounted bearing B correspondingly. The driving plate is driven by the servo motor, the driving plate is matched with the wheel through the bearing, the wheel serves as a driven wheel and is in pin tooth transmission for positioning walking, and therefore the trolley can walk accurately in a positioning mode, positioning is accurate, and the trolley can be better suitable for different working conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of transporting equipment, in particular to a novel trolley traveling mechanism. Background Art

[0002] The trolley travel mechanism is an important mechanism in the RGV trolley. The servo motor controls the wheels and sprockets connected to the chain to run and position. The trolley travel mechanism is an important mechanism that determines the stability of the entire RGV trolley.

[0003] Traditional technical solutions such as Figures 1 to 3 As shown in the figure: the traditional trolley travel mechanism consists of wheel A (1) wheel B (2) sprocket A (3) sprocket B (4) seat bearing A (5) seat bearing B (6) shaft (7) chain (8) chain track (9) chain track support (10) track (11) servo motor (12) trolley bracket A (13). Through the interaction of various mechanisms, the shared servo motor controls the wheels and sprockets connected to the chain for operation and positioning, resulting in insufficient stability and inaccurate positioning. Utility Model Content

[0004] In view of the above problems existing in the existing trolley traveling mechanism, the present utility model is proposed.

[0005] Therefore, the purpose of the present invention is to provide a new type of trolley traveling mechanism, which solves the problems of insufficient stability and inaccurate positioning of the new type of trolley traveling mechanism in the prior art.

[0006] In order to achieve the above purpose, the present invention provides the following technical solutions:

[0007] A new trolley walking mechanism includes a trolley frame B, wherein guide rails are provided on both sides of the lower end of the trolley frame B, new wheels A are provided above the two ends of the guide rails on one side, and new wheels B are provided above the two ends of the guide rails on the other side. A dial assembly A and a dial assembly B are respectively provided on the side close to the new wheels A and B. A clamp is provided on the lower ends of the trolley frame B, and a new shaft is provided between the two hoops. The two ends of the new shaft are rotatably connected to the corresponding clamps through new seat bearings A and new seat bearings B respectively. The dial assembly A and the dial assembly B are respectively limit-connected to the two ends of the new shaft, and the new wheels A and B on the front side are rotatably connected to the new shaft through bearing A group and bearing B group respectively, and the rod wall of the new shaft is transmission-connected to the new servo motor, and a rack is fixedly provided on the upper surface of the side close to the guide rails on both sides, and the dial assembly A and the dial assembly B are both meshed with the corresponding racks.

[0008] Preferably, the rack is fixedly connected to the guide rail via an axle pin.

[0009] Preferably, the dial assembly A is connected to the new shaft via a key.

[0010] Preferably, the dial assembly B is fixedly connected to the new shaft via an expansion sleeve.

[0011] Preferably, the new servo motor is connected to the new shaft via a key.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] The utility model adopts a servo motor to drive the dial, and the dial and the wheel are matched through bearings, so that the wheel serves as a driven wheel, and the pin gear transmission is used for positioning and walking, so that the trolley can accurately position and walk, and the positioning is accurate, which can better adapt to different working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 It is a side view of a traditional car;

[0016] Figure 2 This is a top view of a traditional car;

[0017] Figure 3 This is the cross-sectional view AA of the traditional car;

[0018] Figure 4 Side view of the new car;

[0019] Figure 5 Top view of the new car;

[0020] Figure 6 Sectional view AA of the new car;

[0021] Figure 7 Axonometric drawing of the new trolley.

[0022] Description of reference numerals:

[0023] 1. Original wheel A; 2. Original wheel B; 3. Original sprocket A; 4. Original sprocket B; 5. Original bearing seat A; 6. Original bearing seat B; 7. Original shaft; 8. Original chain; 9. Original chain track; 10. Original chain track support; 11. Original track; 12. Original servo motor; 13. Trolley bracket A; 14. New wheel A; 15. New wheel B; 16. Dial assembly A; 17. Dial assembly B; 18. New bearing seat A; 19. New bearing seat B; 20. New shaft; 21. Bearing group A; 22. Bearing group B; 23. Expansion sleeve; 24. Rack; 25. Axle pin; 26. Guide rail; 27. New servo motor; 28. Trolley frame B; 29. ​​Clamp. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0025] The embodiment of the utility model discloses a novel trolley traveling mechanism.

[0026] Reference Figure 4-7 A new type of trolley travel mechanism includes a trolley frame B28, guide rails 26 are provided on both sides of the lower end of the trolley frame B28, new wheels A14 are provided above both ends of the guide rail 26 on one side, and new wheels B15 are provided above both ends of the guide rail 26 on the other side. A dial assembly A16 and a dial assembly B17 are provided on the side close to the new wheel A14 and the new wheel B15 respectively, and a clamp 29 is provided on the lower end of both sides of the trolley frame B28. A new shaft 20 is provided between the two clamps 29, and the two ends of the new shaft 20 are rotatably connected to the corresponding clamp 29 through a new seat bearing A18 and a new seat bearing B19 respectively. The dial assembly A16 and the dial assembly Component B17 is respectively connected to the two ends of the new shaft 20, the dial component A16 is connected to the new shaft 20 through a key, the dial component B17 is fixedly connected to the new shaft 20 through the expansion sleeve 23, the front new wheel A14 and the new wheel B15 are respectively rotatably connected to the new shaft 20 through the bearing group A 21 and the bearing group B 22, the rod wall of the new shaft 20 is connected to the new servo motor 27, the new servo motor 27 is connected to the new shaft 20 through a key, and the upper surface of the side close to the guide rails 26 on both sides is fixedly provided with a rack 24, and the rack 24 is fixedly connected to the guide rail 26 through the shaft pin 25. The dial component A16 and the dial component B17 are both engaged with the corresponding rack 24.

[0027] In the present utility model, when in use, the dial assembly A16 and the dial assembly B17 cooperate with the new wheel A14 and the new wheel B15 through the bearing group A 21 and the bearing group B 22, so that the dial assembly A16 and the dial assembly B17 serve as the driving wheel, and the new wheel A14 and the new wheel B15 serve as the driven wheels. The clamp 29 is positioned on the new shaft 20, and the upper limit dial assembly A16 rack 24 is fixed to the guide rail 26 through the shaft pin 25. The new servo motor 27 drives the dial assembly A16 and the dial assembly B17 to move precisely on the rack 24, and the new wheel A14 and the new wheel B15 serve as the driven wheels to drive the entire trolley to move on the guide rail 26.

[0028] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A novel trolley travel mechanism, comprising a trolley frame B (28), characterized in that: Guide rails (26) are provided on both sides of the lower end of the trolley frame B (28), new wheels A (14) are provided above both ends of the guide rails (26) on one side, and new wheels B (15) are provided above both ends of the guide rails (26) on the other side. A dial assembly A (16) and a dial assembly B (17) are provided on the side close to the new wheels A (14) and B (15), respectively. Hoops (29) are provided on both sides of the lower end of the trolley frame B (28), and a new shaft (20) is provided between the two hoops (29). The two ends of the new shaft (20) are respectively connected by a new seat bearing A (18) and a new The seat bearing B (19) is rotatably connected to the corresponding clamp (29), the dial assembly A (16) and the dial assembly B (17) are respectively connected to the two ends of the new shaft (20), the new wheel A (14) and the new wheel B (15) on the front side are rotatably connected to the new shaft (20) through the bearing group A (21) and the bearing group B (22), respectively, the rod wall of the new shaft (20) is connected to the new servo motor (27), and the upper surface of the side close to the guide rails (26) on both sides is fixedly provided with a rack (24), and the dial assembly A (16) and the dial assembly B (17) are both meshed and connected with the corresponding rack (24).

2. The novel trolley travel mechanism according to claim 1 is characterized in that: The rack (24) is fixedly connected to the guide rail (26) via an axle pin (25).

3. The novel trolley travel mechanism according to claim 1 is characterized in that: The dial assembly A (16) is connected to the new shaft (20) via a key.

4. The novel trolley travel mechanism according to claim 1 is characterized in that: The dial assembly B (17) is fixedly connected to the new shaft (20) via an expansion sleeve (23).

5. The novel trolley travel mechanism according to claim 1 is characterized in that: The new servo motor (27) is connected to the new shaft (20) via a key.

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