Punching mechanism for rim spokes and punching device thereof

Abstract

The utility model provides a punching mechanism for rim spokes and a punching device thereof, which comprises a fixed base, a punching machine is arranged in the fixed base, the punching machine comprises a punching oil cylinder, the punching oil cylinder is fixedly arranged at one end of the fixed base, the punching oil cylinder is arranged on the outer side of the fixed base, and the punching oil cylinder is connected with the fixed base. A punching oil cylinder is arranged on the fixed base, a punching machine body is fixedly connected to the end of a piston of the punching oil cylinder, a punching needle is fixedly installed at the front end of the punching machine body, a positioning punching position matched with a rim punched hole is installed on the inner front wall of the fixed base, and the punching needle corresponds to the positioning punching position. The rim is clamped through the rim clamp, then the rim punching hole is matched with the positioning punching position, then the punching oil cylinder is started, and the punching needle is aligned to the punching hole in the rim through the punching machine body to punch the corresponding spoke mounting hole. In this way, through the spoke punching mode that the positioning punching position, the rim punching and the punching needle are matched, the working efficiency of rim spoke punching is greatly improved, and the accuracy of the spoke punching position and angle can be guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of wheel rim and spoke punching, and particularly relates to a punching mechanism and a punching device for wheel rim and spoke. Background Art

[0002] At present, the rim is usually punched and then the spokes are fixed to the circumference of the rim. When subjected to external force, the spokes will be stretched or compressed accordingly, thereby transmitting power to the rim and causing the entire wheel to rotate. The current method of punching rims is mainly to manually support the rim to control the rim axis and the punching direction of the punching equipment at a certain angle (see Figure 1 As shown, a plurality of spoke punching holes are provided on the rim, and then a punch is used to punch holes from the inside to the outside of the rim. The punching process is mostly controlled manually to control the position and angle of the punching holes, which makes the accuracy of the rim and spoke punching low. Utility Model Content

[0003] The purpose of the utility model is to make up for the deficiencies of the prior art and to provide a punching mechanism and a punching device for wheel rim spokes.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] A punching mechanism for rim spokes comprises a fixed base, a punching machine is installed in the fixed base, the punching machine comprises a punching cylinder, the punching cylinder is fixedly installed at one end of the fixed base, the punching cylinder is arranged on the outside of the fixed base, a punching body is fixedly connected to the piston end of the punching cylinder, a punching needle is fixedly installed at the front end of the punching body, a positioning punching position adapted to the rim punching is installed on the front wall inside the fixed base, and the punching needle corresponds to the positioning punching position.

[0006] As a preferred solution of this embodiment, the stamping machine body includes a cylinder top rod, and a front shaft sleeve is slidably mounted on one end of the cylinder top rod close to the punching cylinder. A connecting flange is fixedly mounted on the front shaft sleeve, and the connecting flange is fixedly connected to the fixed base through a rear support seat.

[0007] As a preferred solution of this embodiment, a front support seat is slidably mounted on one end of the oil cylinder push rod close to the punch needle, and the front end of the oil cylinder push rod is detachably connected to the punch needle.

[0008] As a preferred solution of this embodiment, a moving slider is fixedly connected to the bottom of the fixed base, and the moving slider is slidably connected to the moving track at the bottom thereof.

[0009] As a preferred solution of this embodiment, a mounting positioning hole matching the moving slider is provided at the lower portion of the fixed base, and a positioning adjustment hole is provided at the bottom of the mounting positioning hole.

[0010] As a preferred solution of this embodiment, a positioning screw is fixedly installed on the side of the moving slider, and the positioning adjustment hole is connected to the positioning screw through a positioning nut.

[0011] This embodiment also provides a punching device, including a frame assembly, a lifting assembly fixedly installed on the top of the frame assembly, a rotating assembly rotatably connected to the lifting assembly, a rim clamp fixedly installed on the bottom of the rotating assembly, a plurality of adjustment assemblies radially distributed along the circumferential surface of the rim fixedly installed on the bottom of the frame assembly, and a punching mechanism for the rim spokes installed on the adjusting assembly.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The punching mechanism for rim and spokes described in the utility model clamps the rim with a rim clamp when in use, then matches the rim punching hole with the positioning punching position, and then starts the punching cylinder to align the punching needle with the punching hole on the rim through the punching machine body to punch out corresponding spoke mounting holes. In this way, the spoke punching method of coordinating the positioning punching position, rim punching and punching needle greatly improves the working efficiency of rim and spoke punching, and at the same time can ensure the accuracy of the spoke punching position and angle, and also greatly improves the accuracy of rim and spoke punching. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0015] Figure 1 It is a structural schematic diagram of a wheel rim in the prior art;

[0016] Figure 2 This is a schematic diagram of the overall structure of the punching mechanism for wheel rim spokes of the present invention;

[0017] Figure 3 for Figure 2 A schematic diagram of the enlarged structure of the middle part A;

[0018] Figure 4 Schematic diagram of the overall structure of the punching device.

[0019] As shown in the figure: 1. Fixed base; 2. Punching machine; 2.1. Punching cylinder; 2.2. Stamping machine body; 2.21. Cylinder push rod; 2.22. Front axle sleeve; 2.23. Connecting flange; 2.24 Front support seat; 2.3. Punch needle; 2.4. Positioning punching position; 3. Motion slider; 4. Installation positioning hole; 5. Positioning adjustment hole; 6. Positioning screw; 7. Positioning nut; 100. Frame assembly; 200. Lifting assembly; 300. Rotating assembly; 400. Rim clamp; 500. Adjustment assembly. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1 :

[0022] See also Figure 2 As shown, an embodiment of the utility model provides a punching mechanism for rim spokes, specifically including a fixed base 1 for fixedly installing a punching machine 2, a punching machine 2 is installed in the fixed base 1, and the punching machine 2 includes a punching cylinder 2.1 for providing punching power for punching holes in the rim spokes, the punching cylinder 2.1 is fixedly installed at one end of the fixed base 1, and the punching cylinder 2.1 is arranged on the outside of the fixed base 1 (in this embodiment, the punching cylinder 2.1 is installed at the outer end on the right side of the fixed base 1), a punching machine body 2.2 is fixedly connected to the piston end of the punching cylinder 2.1, a punching needle 2.3 is fixedly installed at the front end of the punching machine body 2.2, and a positioning punching position 2.3 adapted to the rim punching is installed on the inner front wall of the fixed base 1, and the punching needle 2.3 corresponds to the positioning punching position 2.4.

[0023] Specifically in this embodiment, the rim is clamped by a rim clamp (not marked in the figure), and then the rim punching is matched with the positioning punching position 2.4, and then the punching cylinder 2.1 is started to align the punching needle 2.3 with the punching hole on the rim through the punching machine body 2.2 to punch out the corresponding spoke mounting holes. In this way, the spoke punching method of coordinating the positioning punching position 2.4, the rim punching and the punching needle 2.3 greatly improves the working efficiency of the rim spoke punching, and at the same time can ensure the accuracy of the spoke punching position and angle, and also greatly improves the accuracy of the rim spoke punching.

[0024] See also Figure 2As shown, the punching machine body 2.2 specifically includes a cylinder push rod 2.21. A front sleeve 2.22 is slidably mounted on the end of the push rod 2.21 near the punching cylinder 2.1. A connecting flange 2.23 is fixedly mounted on the front sleeve 2.22. The connecting flange 2.23 is fixedly connected to the fixed base 1 via a rear support seat. A front support seat 2.24 is slidably mounted on the end of the push rod 2.21 near the punching needle 2.3. The front end of the push rod 2.21 is detachably connected to the punching needle 2.3. In this embodiment, the front support seat 2.24 and the rear support seat are connected at the front and rear ends of the push rod 2.21 to ensure the stability of the push rod 2.21 during rim punching. At the same time, the front sleeve 2.22 and the connecting flange 2.23 fixedly mounted on the front sleeve 2.22 can also achieve fixed support and guidance of the push rod 2.21, further ensuring the stability and accuracy of rim spoke punching.

[0025] See also Figure 2 and Figure 3 As shown, a moving slider 3 is fixedly connected to the bottom of the fixed base 1, and the moving slider 3 is slidably connected to the moving track (not shown in the figure) at its bottom. An installation positioning hole 4 matching the moving slider 3 is provided at the lower part of the fixed base 1, and a positioning adjustment hole 5 is provided at the bottom of the installation positioning hole 4. A positioning screw 6 is fixedly installed on the side of the moving slider 3, and the positioning adjustment hole 5 is connected to the positioning screw 6 through a positioning nut 7. In this embodiment, the radial left and right position of the fixed base 1 can be adjusted by providing the positioning adjustment hole 5 on the fixed base 1, and the positioning nut 7 and the positioning screw 6 are adjusted and locked. The front and rear position of the fixed base 1 can be adjusted by sliding the moving slider 3 back and forth on the moving track.

[0026] Example 2 :

[0027] On the basis of the first embodiment, the second embodiment further provides a punching device, which specifically includes a frame assembly 100, a lifting assembly 200 is fixedly installed on the top of the frame assembly 100, a rotating assembly 300 is rotatably connected to the lifting assembly 200, a rim clamp 400 is fixedly installed on the bottom of the rotating assembly 300, and several groups of adjustment assemblies 500 radially distributed along the circumferential surface of the rim are fixedly installed on the bottom of the frame assembly 100, and a punching mechanism for the rim spokes is installed on the adjustment assembly 500.

[0028] In this embodiment, the rim clamp 400 is driven to descend by the lifting component 200, and the rim clamp 400 clamps and fixes the rim. When the lifting component 200 drives the rim clamp 400 to continue to descend and places the rim in the punching machine 2, the rim clamp 400 is lifted away from the punching mechanism, and the corresponding spoke mounting holes are punched out on the circumferential surface of the rim by the punching machine 2; the rim clamp 400 descends again, re-clamps the rim, and rotates it a certain angle through the rotating component 300, and then puts the rim into the punching machine 2 again to complete the punching of the second group of holes; the entire device performs the above actions in sequence until all the punching holes on the rim are completed. The device can greatly improve the working efficiency of rim and spoke punching, while also ensuring the accuracy of the punching position and angle, and greatly improving the accuracy of rim and spoke punching.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A punching mechanism for a wheel rim and spokes, characterized in that: The invention comprises a fixed base (1), a punching machine (2) is installed in the fixed base (1), the punching machine (2) comprises a punching oil cylinder (2.1), the punching oil cylinder (2.1) is fixedly installed at one end of the fixed base (1), the punching oil cylinder (2.1) is arranged outside the fixed base (1), a punching machine body (2.2) is fixedly connected to the piston end of the punching oil cylinder (2.1), a punching needle (2.3) is fixedly installed at the front end of the punching machine body (2.2), a positioning punching position (2.4) adapted for rim punching is installed on the inner front wall of the fixed base (1), and the punching needle (2.3) corresponds to the positioning punching position (2.4).

2. A punching mechanism for wheel rim spokes according to claim 1, characterized in that: The punching machine body (2.2) includes a cylinder push rod (2.21), a front shaft sleeve (2.22) is slidably mounted on one end of the cylinder push rod (2.21) close to the punching cylinder (2.1), a connecting flange (2.23) is fixedly mounted on the front shaft sleeve (2.22), and the connecting flange (2.23) is fixedly connected to the fixed base (1) via a rear support seat.

3. A punching mechanism for wheel rim spokes according to claim 2, characterized in that: A front support seat (2.24) is slidably sleeved on one end of the oil cylinder top rod (2.21) close to the punch needle (2.3), and the front end of the oil cylinder top rod (2.21) is detachably connected to the punch needle (2.3).

4. A punching mechanism for wheel rim spokes according to claim 1, characterized in that: A moving slider (3) is fixedly connected to the bottom of the fixed base (1), and the moving slider (3) is slidably connected to a moving track at its bottom.

5. A punching mechanism for wheel rim spokes according to claim 4, characterized in that: A mounting positioning hole (4) matching the moving slider (3) is provided at the lower portion of the fixed base (1), and a positioning adjustment hole (5) is provided at the bottom of the mounting positioning hole (4).

6. A punching mechanism for wheel rim spokes according to claim 5, characterized in that: A positioning screw (6) is fixedly installed on the side of the moving slider (3), and the positioning adjustment hole (5) is connected to the positioning screw (6) via a positioning nut (7).

7. A punching device, comprising a frame assembly (100), characterized in that: A lifting assembly (200) is fixedly installed on the top of the frame assembly (100), a rotating assembly (300) is rotatably connected to the lifting assembly (200), a rim clamp (400) is fixedly installed on the bottom of the rotating assembly (300), and a plurality of adjustment assemblies (500) radially distributed along the circumferential surface of the rim are fixedly installed on the bottom of the frame assembly (100), and a punching mechanism for the rim spokes is installed on the adjustment assembly (500).

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