Automatic chamfering device for automobile lining

CN223981277UActive Publication Date: 2026-03-10QUANZHOU HENGJIN MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-07
Publication Date
2026-03-10

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Abstract

The utility model relates to the technical field of chamfering devices, in particular to an automatic chamfering device of an automobile bushing, which comprises a workbench and a second electric cylinder, the left side of the upper surface of the workbench is fixedly connected with a placing seat, the right side of the upper surface of the placing seat is provided with a placing groove, and the placing groove is used for placing an automobile bushing workpiece. The rear side of the upper surface of the workbench is fixedly connected with a support. When the device works, an automobile lining workpiece is placed in the containing groove, one end of the piston rod of the first electric cylinder extends to drive the pressing plate to move downwards, the lining workpiece is pressed and fixed, the motor drives the rotating base and the cutter to rotate, the second electric cylinder drives the cutter to move leftwards, and the cutter rotating at a high speed is made to be close to and make contact with the lining. According to the automatic grinding and chamfering device, automatic grinding and chamfering operation on a lining workpiece can be completed, the grinding and chamfering efficiency and quality can be improved, the protection effect can be achieved by means of the protection box and the blocking door, materials splashed during grinding and chamfering are prevented from hurting workers accidentally, and the production safety is improved.
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Description

Technical Field

[0001] This utility model relates to the field of chamfering device technology, specifically an automatic chamfering device for automotive bushings. Background Technology

[0002] Automotive bushings are an important component of the automotive suspension system. They are located between the vehicle body and the axle and play a role in buffering and shock absorption. The main function of the bushings is to absorb the vibrations transmitted from the road surface during driving, thereby protecting the comfort of passengers and preventing excessive wear on various parts of the vehicle.

[0003] Chamfering is an essential process in the production of automotive bushings. Traditionally, automotive bushing chamfering is mostly done manually, with workers using hand tools to grind and chamfer the edges of the bushings. This method is not only inefficient, but also makes it difficult to ensure consistent chamfering quality for each bushing due to variations in manual operation. In addition, manual operation poses certain safety risks, as workers are prone to accidental injury from prolonged contact with grinding tools. Therefore, an automatic chamfering device for automotive bushings is proposed. Utility Model Content

[0004] The purpose of this invention is to provide an automatic chamfering device for automotive bushings to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an automatic chamfering device for automotive bushings, comprising a worktable and an electric cylinder 2. A placement seat is fixedly connected to the left side of the upper surface of the worktable, and a placement groove is formed on the right side of the upper surface of the placement seat for placing automotive bushing workpieces. A bracket is fixedly connected to the rear side of the upper surface of the worktable, and an electric cylinder 1 is installed on the inner side wall of the bracket. A pressure plate is fixedly connected to one end of the piston rod of the electric cylinder 1, and a movable plate is fixedly connected to one end of the piston rod of the electric cylinder 2. A vertical plate is fixedly connected to the upper surface of the movable plate, and a motor is installed on the right side wall of the vertical plate. One end of the output shaft of the motor passes through the vertical plate and is fixedly connected to a rotating seat. Cutting tools are evenly fixedly connected to the outer side wall of the rotating seat. A protective box is fixedly connected to the upper surface of the worktable, and a stop door is slidably connected to the front side of the left side wall of the protective box.

[0006] As a further preferred embodiment of this technical solution: the bottom of the electric cylinder two is installed on the right side of the upper surface of the workbench, and four fixing blocks are symmetrically fixedly connected to the right side of the upper surface of the workbench. A fixing rod is fixedly connected between the opposite sides of each pair of horizontally opposite fixing blocks, and the fixing rod is slidably connected to the movable plate.

[0007] As a further preferred embodiment of this technical solution: the front surface of the barrier is provided with a transparent plate, and the transparent plate is made of tempered glass.

[0008] As a further preferred embodiment of this technical solution: a pull ring is fixedly connected to the left side wall of the gate.

[0009] As a further preferred embodiment of this technical solution: a top rod is threadedly connected to the left side of the front surface of the protective box.

[0010] As a further preferred embodiment of this technical solution, a knob is fixedly connected to the front end of the top rod.

[0011] As a further preferred embodiment of this technical solution: the lower surface of the workbench is uniformly welded with support legs.

[0012] As a further preferred embodiment of this technical solution, a rubber pad is adhered to the bottom of the support leg.

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

[0014] In operation, this invention places the automotive bushing workpiece in the placement slot. The piston rod of electric cylinder one extends, causing the pressure plate to move downwards, thus clamping and fixing the bushing workpiece. A motor drives the rotating seat and the cutting tool to rotate, while electric cylinder two moves the cutting tool to the left, bringing the high-speed rotating tool closer to and contacting the bushing. This completes the automatic grinding and chamfering operation of the bushing workpiece, improving the efficiency and quality of grinding and chamfering. Furthermore, the protective box and barrier door provide protection, preventing material splashes during grinding and chamfering from injuring workers, thus improving production safety. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the main structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the placement seat and pressure plate in this utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the placement seat and the placement groove in this utility model;

[0018] Figure 4 In this utility model Figure 1 Enlarged view of the structure of area A;

[0019] Figure 5 This is a schematic diagram of the structure of the workbench and protective box in this utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the middle stop and pull ring of this utility model.

[0021] In the picture:

[0022] 1. Workbench; 2. Placement seat; 3. Placement slot; 4. Support; 5. Electric cylinder one; 6. Pressure plate; 7. Electric cylinder two; 8. Movable plate; 9. Vertical plate; 10. Motor; 11. Rotating seat; 12. Cutting tool; 13. Protective box; 14. Stop door; 15. Fixing block; 16. Fixing rod; 17. Transparent plate; 18. Pull ring; 19. Top rod; 20. Knob; 21. Support leg; 22. Rubber pad. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this application, and should not be construed as limiting this application. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "equipment" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0025] Please see Figure 1-6This utility model provides a technical solution: an automatic chamfering device for automotive bushings, including a worktable 1 and an electric cylinder 7. A placement seat 2 is fixedly connected to the left side of the upper surface of the worktable 1. A placement groove 3 is formed on the right side of the upper surface of the placement seat 2 for placing automotive bushing workpieces. A bracket 4 is fixedly connected to the rear side of the upper surface of the worktable 1. An electric cylinder 5 is installed on the inner wall of the bracket 4. A pressure plate 6 is fixedly connected to one end of the piston rod of the electric cylinder 5. A movable plate 8 is fixedly connected to one end of the piston rod of the electric cylinder 7. A vertical plate 9 is fixedly connected to the upper surface of the movable plate 8. A motor 10 is installed on the right side wall of the vertical plate 9. One end of the output shaft of the motor 10 passes through the vertical plate 9 and is fixedly connected to a rotating seat 11. The outer wall of the workbench 1 is uniformly and fixedly connected with cutting tools 12. The upper surface of the workbench 1 is fixedly connected with a protective box 13. The front side of the left side wall of the protective box 13 is slidably connected with a stop door 14. The automotive bushing workpiece is placed in the placement slot 3. The piston rod of the electric cylinder 5 extends to drive the pressure plate 6 to move down, thereby pressing and fixing the bushing workpiece. The motor 10 drives the rotating seat 11 and the cutting tool 12 to rotate. The electric cylinder 7 drives the cutting tool 12 to move to the left, so that the high-speed rotating cutting tool 12 approaches and contacts the bushing. This can complete the automatic grinding and chamfering operation of the bushing workpiece, which is beneficial to improve the efficiency and quality of grinding and chamfering. In addition, the protective box 13 and the stop door 14 can play a protective role to prevent the material splashed during grinding and chamfering from accidentally injuring the workers.

[0026] In this embodiment, specifically: the bottom of the electric cylinder 7 is installed on the right side of the upper surface of the workbench 1. Four fixing blocks 15 are symmetrically fixedly connected to the right side of the upper surface of the workbench 1. A fixing rod 16 is fixedly connected between the opposite sides of each pair of horizontally opposite fixing blocks 15. The fixing rod 16 is slidably connected to the movable plate 8. The fixing rod 16 can play a positioning and guiding role, improving the stability of the movement of the movable plate 8.

[0027] In this embodiment, specifically: the front surface of the door 14 is provided with a transparent plate 17, which is made of tempered glass; this facilitates observation of the interior of the protective box 13.

[0028] In this embodiment, specifically: a pull ring 18 is fixedly connected to the left side wall of the barrier 14; to facilitate the movement of the barrier 14.

[0029] In this embodiment, specifically: a top rod 19 is threadedly connected to the left side of the front surface of the protective box 13; tightening the top rod 19 can press against the stop door 14, and lock the stop door 14 by means of friction.

[0030] In this embodiment, specifically: a knob 20 is fixedly connected to the front end of the push rod 19; this facilitates turning the push rod 19.

[0031] In this embodiment, specifically: support legs 21 are uniformly welded to the lower surface of the workbench 1; to facilitate support of the workbench 1.

[0032] In this embodiment, specifically: a rubber pad 22 is glued to the bottom of the support leg 21; this helps to increase the anti-slip performance of the support leg 21.

[0033] The working principle of this utility model is as follows: The automotive bushing workpiece is placed in the placement groove 3. The piston rod of the electric cylinder 5 extends to drive the pressure plate 6 to move down, thereby pressing and fixing the bushing workpiece. The motor 10 drives the rotating seat 11 and the cutter 12 to rotate. The electric cylinder 7 drives the cutter 12 to move to the left, so that the high-speed rotating cutter 12 approaches and contacts the bushing, which can complete the automatic grinding and chamfering operation of the bushing workpiece. This is beneficial to improve the efficiency and quality of grinding and chamfering. In addition, the protective box 13 and the baffle 14 can play a protective role to prevent the material splashed during grinding and chamfering from accidentally injuring the workers, thereby improving production safety.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An apparatus for automatically chamfering an automotive bushing, comprising: Including workbench (1) and electric cylinder two (7), the upper surface of the left side of the workbench (1) is fixedly connected with a placing seat (2), the upper surface of the right side of the placing seat (2) is provided with a placing groove (3), the placing groove (3) is used for placing automobile bushing workpieces, the upper surface of the rear side of the workbench (1) is fixedly connected with a support (4), the inner side wall of the support (4) is provided with an electric cylinder one (5), one end of the piston rod of the electric cylinder one (5) is fixedly connected with a pressing plate (6), one end of the piston rod of the electric cylinder two (7) is fixedly connected with a movable plate (8), the upper surface of the movable plate (8) is fixedly connected with a vertical plate (9), the right side wall of the vertical plate (9) is provided with a motor (10), one end of the output shaft of the motor (10) penetrates the vertical plate (9) and is fixedly connected with a rotating seat (11), the outer side wall of the rotating seat (11) is uniformly fixedly connected with a tool (12), the upper surface of the workbench (1) is fixedly connected with a protective box (13), the left side wall of the front side of the protective box (13) is slidably connected with a door (14).

2. The apparatus for automatically chamfering of automobile bushings according to claim 1, characterized in that: The bottom of the electric cylinder two (7) is installed on the upper surface of the right side of the workbench (1), the upper surface of the right side of the workbench (1) is fixedly connected with four fixed blocks (15), each transversely opposite two fixed blocks (15) are fixedly connected with a fixed rod (16) between the opposite sides, and the fixed rod (16) is slidably connected with the movable plate (8).

3. The apparatus for automatically chamfering of automobile bushings according to claim 2, characterized in that: The front surface of the door (14) is provided with a transparent plate (17), and the material of the transparent plate (17) is tempered glass.

4. The apparatus for automatically chamfering of automobile bushings according to claim 3, characterized in that: The left side wall of the door (14) is fixedly connected with a pull ring (18).

5. The apparatus for automatically chamfering of automobile bushings according to claim 4, characterized in that: The front surface of the left side of the protective box (13) is threadedly connected with a jacking rod (19).

6. The apparatus for automatically chamfering of automobile bushings according to claim 5, characterized in that: The front end of the jacking rod (19) is fixedly connected with a knob (20).

7. The apparatus for automatically chamfering of automobile bushings according to claim 6, characterized in that: The lower surface of the workbench (1) is uniformly welded with a supporting leg (21).

8. The apparatus for automatically chamfering of automobile bushings according to claim 7, characterized in that: The bottom of the supporting leg (21) is bonded with a rubber pad (22).