Electric vehicle hub welding seam pressing mechanism

Abstract

The utility model provides an electric vehicle hub welding seam pressing mechanism which comprises a frame, an upper rolling mechanism, a lower rolling mechanism and a sliding hydraulic cylinder, and the frame comprises a bottom plate, two side plates, a back plate and a top plate. The upper rolling mechanism comprises an upper sliding plate connected to the top of the top plate in a sliding mode, a seam pressing hydraulic cylinder arranged at the top of the upper sliding plate, a roller seat in driving connection with the seam pressing hydraulic cylinder and an upper roller rotationally connected to the roller seat, and the lower rolling mechanism comprises a lower sliding plate and a lower roller rotationally connected to the lower sliding plate. The sliding hydraulic cylinder is arranged on the back plate and used for driving the upper sliding plate and the lower sliding plate to move horizontally. The welding seam of the hub is located between the upper rolling wheel and the lower rolling wheel, the upper rolling wheel is driven by the seam pressing hydraulic cylinder to move downwards, the upper rolling wheel and the lower rolling wheel clamp the position of the welding seam, the upper sliding plate and the lower sliding plate are driven by the sliding hydraulic cylinder to move forwards so as to drive the upper rolling wheel and the lower rolling wheel to roll the welding seam of the hub, and manpower can be saved; the production efficiency is improved and the product quality stability is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub processing equipment, in particular to a welding seam pressing mechanism for an electric vehicle wheel hub. Background Art

[0002] The wheel hub is a round metal part that supports the tire with its inner profile. The wheel hub of an electric vehicle is mainly made by cutting a steel strip, rolling it into a circle, and then welding the two ends of the steel strip together. At present, after the wheel hub of an electric vehicle is welded, workers need to use a handheld rolling device to flatten the weld of the wheel hub. The operation process is cumbersome, wastes manpower, has low production efficiency, high production costs, and difficult to guarantee product quality. Summary of the invention

[0003] The problem to be solved by the utility model is to provide a welding seam pressing mechanism for an electric vehicle hub, which saves manpower and ensures stable product quality.

[0004] To solve the above technical problems, an electric vehicle wheel hub weld pressing mechanism provided by the utility model includes a frame, an upper rolling mechanism, a lower rolling mechanism, and a sliding hydraulic cylinder. The frame includes a bottom plate, side plates fixedly connected in parallel on both sides of the top of the bottom plate, a back plate fixedly connected between one end of the two side plates, and a top plate fixedly connected between the two side plates and the top of the back plate. A movable groove is provided through the top plate. The upper rolling mechanism includes an upper slide plate slidably connected to the top of the top plate, a pressing hydraulic cylinder arranged on the top of the upper slide plate, a roller seat driven and connected to the pressing hydraulic cylinder, and an upper roller rotatably connected to the roller seat. The lower rolling mechanism includes a lower slide plate and a lower roller rotatably connected to the lower slide plate. The sliding hydraulic cylinder is arranged on the back plate and is used to drive the upper and lower slide plates to move horizontally.

[0005] Preferably, the lower rolling mechanism further comprises a slide rail arranged on the top of the bottom plate, and the lower slide plate is slidably connected to the slide rail.

[0006] Preferably, a transverse connecting plate is fixedly connected to the top of the lower slide plate, a longitudinal connecting plate is fixedly connected between the transverse connecting plate and the upper slide plate, the longitudinal connecting plate is movably arranged on the movable groove, and the output shaft of the sliding hydraulic cylinder is fixedly connected to the longitudinal connecting plate.

[0007] Preferably, a pad is fixedly connected to the top of the roller seat, and guide rods are connected to the four sides of the pad through bearings, and the top of the guide rod is fixedly connected to the bottom of the upper slide plate.

[0008] The beneficial effects of the utility model are as follows: the utility model provides a welding seam pressing mechanism for an electric vehicle wheel hub, which hangs the welded wheel hub on a slide rail, and allows the weld of the wheel hub to be located between an upper roller and a lower roller, and drives the upper roller to move downward through a seam pressing hydraulic cylinder, and the upper roller and the lower roller will clamp the weld position, and then drive the upper slide plate and the lower slide plate to move forward through a sliding hydraulic cylinder to drive the upper roller and the lower roller to roll the weld of the wheel hub to flatten the weld, which can save manpower, improve production efficiency, and ensure stable product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 The schematic diagram of the appearance structure of the utility model is illustrated.

[0010] Figure 2 A cross-sectional view illustrating the present invention is shown.

[0011] Figure 3 The schematic diagram of the assembly structure of the upper rolling mechanism and the lower rolling mechanism of the utility model is illustrated.

[0012] Explanation of the accompanying drawings: frame 1, bottom plate 10, side plate 11, back plate 12, top plate 13, movable groove 130, upper rolling mechanism 2, upper slide plate 20, seam pressing hydraulic cylinder 21, roller seat 22, upper roller 23, pad 24, guide rod 25, lower rolling mechanism 3, lower slide plate 30, lower roller 31, slide rail 32, transverse connecting plate 33, longitudinal connecting plate 34, sliding hydraulic cylinder 4. DETAILED DESCRIPTION

[0013] To make the purpose, technical solution and advantages of the embodiments of the present disclosure clearer, the technical solution of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, not all of the embodiments.

[0014] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work are within the scope of protection of the present disclosure.

[0015] refer to Figure 1-3 .

[0016] The utility model provides a welding seam pressing mechanism for an electric vehicle hub, comprising a frame 1, an upper rolling mechanism 2, a lower rolling mechanism 3, and a sliding hydraulic cylinder 4. The frame 1 comprises a bottom plate 10, side plates 11 fixedly connected to both sides of the top of the bottom plate 10 in parallel, a back plate 12 fixedly connected between one end of the two side plates 11, and a top plate 13 fixedly connected between the two side plates 11 and the top of the back plate 12, wherein a movable groove 130 is penetrated and arranged on the top plate 13, the upper rolling mechanism 2 comprises an upper slide plate 20 slidably connected to the top of the top plate 13, a seam pressing hydraulic cylinder 21 arranged on the top of the upper slide plate 20, a roller seat 22 drivingly connected to the seam pressing hydraulic cylinder 21, and an upper roller 23 rotatably connected to the roller seat 22, the lower rolling mechanism 3 comprises a lower slide plate 30, and a lower roller 31 rotatably connected to the lower slide plate 30, and the sliding hydraulic cylinder 4 is arranged on the back plate 12 and is used for driving the upper slide plate 20 and the lower slide plate 30 to move horizontally.

[0017] Its working principle is to hang the welded wheel hub on the slide rail 32, and let the weld of the wheel hub be located between the upper roller 23 and the lower roller 31, and drive the upper roller 23 to move downward by the press seam hydraulic cylinder 21, and the upper roller 23 and the lower roller 31 will clamp the weld position, and then drive the upper slide plate 20 and the lower slide plate 30 to move forward by the sliding hydraulic cylinder 4 to drive the upper roller 23 and the lower roller 31 to roll the weld of the wheel hub to flatten the weld, which can save manpower, improve production efficiency and ensure stable product quality.

[0018] Based on the above embodiment, the lower rolling mechanism 3 further includes a slide rail 32 arranged on the top of the bottom plate 10, and the lower slide plate 30 is slidably connected to the slide rail 32 to play a guiding role, thereby improving the movement stability of the lower slide plate 30.

[0019] Based on the above embodiment, a transverse connecting plate 33 is fixedly connected to the top of the lower slide plate 30, a longitudinal connecting plate 34 is fixedly connected between the transverse connecting plate 33 and the upper slide plate 20, the longitudinal connecting plate 34 is movably arranged on the movable groove 130, and the output shaft of the sliding hydraulic cylinder 4 is fixedly connected to the longitudinal connecting plate 34. When the sliding hydraulic cylinder 4 is working, it will drive the longitudinal connecting plate 34 to move forward and backward on the movable groove 202a, thereby driving the upper roller 23 and the lower roller 31 to move forward and backward to perform a rolling operation on the press seam.

[0020] Based on the above embodiment, a pad 24 is fixedly connected to the top of the roller seat 22, and guide rods 25 are connected to the four sides of the pad 24 through bearings. The top of the guide rod 25 is fixedly connected to the bottom of the upper slide plate 20, which can improve the stability of the upper roller 23 moving up and down.

[0021] The above implementation modes are merely descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering and technical personnel in the field shall fall within the protection scope determined by the claims of the present invention.

Claims

1. An electric vehicle wheel hub weld press mechanism, characterized in that: The invention comprises a frame, an upper rolling mechanism, a lower rolling mechanism and a sliding hydraulic cylinder, wherein the frame comprises a bottom plate, side plates fixedly connected in parallel on both sides of the top of the bottom plate, a back plate fixedly connected between one ends of the two side plates, and a top plate fixedly connected between the two side plates and the top of the back plate, wherein a movable groove is penetrated through the top plate, the upper rolling mechanism comprises an upper slide plate slidably connected to the top of the top plate, a seam pressing hydraulic cylinder arranged on the top of the upper slide plate, a roller seat drivingly connected to the seam pressing hydraulic cylinder, and an upper roller rotatably connected to the roller seat, the lower rolling mechanism comprises a lower slide plate and a lower roller rotatably connected to the lower slide plate, and the sliding hydraulic cylinder is arranged on the back plate and is used for driving the upper slide plate and the lower slide plate to move horizontally.

2. The electric vehicle wheel hub welding seam pressing mechanism according to claim 1, characterized in that: The lower rolling mechanism further comprises a slide rail arranged on the top of the bottom plate, and the lower slide plate is slidably connected to the slide rail.

3. The electric vehicle wheel hub welding seam pressing mechanism according to claim 2, characterized in that: A transverse connecting plate is fixedly connected to the top of the lower slide plate, a longitudinal connecting plate is fixedly connected between the transverse connecting plate and the upper slide plate, the longitudinal connecting plate is movably arranged on the movable groove, and the output shaft of the sliding hydraulic cylinder is fixedly connected to the longitudinal connecting plate.

4. The electric vehicle wheel hub welding seam pressing mechanism according to claim 3, characterized in that: A pad is fixedly connected to the top of the roller seat, and guide rods are connected to the four sides of the pad through bearings, and the top of the guide rod is fixedly connected to the bottom of the upper slide plate.

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