Grinding device for steering wheel casting

Abstract

The utility model provides a steering wheel casting polishing device which comprises a polishing support, a polishing mechanism and a locking mechanism are arranged on the polishing support, the locking mechanism is used for locking a steering wheel casting, the polishing mechanism comprises a polishing robot installed on the polishing support, and a polishing assembly is arranged on the polishing robot. And the grinding assembly comprises a bridging part, a rotating driving part, a rotating sleeve, a spraying pump, a steering sleeve and a steering driving part. Compared with the prior art, when grinding work needs to be carried out, a worker or a robot locks a steering wheel casting to the locking rotary table; the rotating driving part is driven by the grinding robot to control the grinding head to grind along the outer surface of the steering wheel casting, and the spraying pump can spray a grinding agent to the grinding part through the universal pipe during grinding so as to improve the grinding effect; and during grinding, the spraying pump can be driven by the steering driving part to rotate, so that the universal pipe is prevented from interfering with normal grinding work.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts grinding equipment, in particular to a steering wheel casting grinding device. Background Art

[0002] The automobile steering wheel is one of the important and indispensable parts in automobile production. In order to improve production efficiency, the existing steering wheel skeleton is mostly produced by casting through casting equipment. After production, the steering wheel casting needs to be stamped to remove large burrs and flash. However, the surface of the steering wheel casting after stamping still has certain defects, and it needs to be polished before the subsequent rubber part casting work can be started. The existing steering wheel casting polishing equipment can usually only use a polishing head for polishing. The polishing efficiency of using a polishing head alone is low and it is difficult to adapt to large-scale processing work. Therefore, a polishing device that can improve processing efficiency is needed for the processing of steering wheel castings. Utility Model Content

[0003] The utility model aims to provide a steering wheel casting grinding device, aiming to solve the problem of low processing efficiency of the existing steering wheel casting grinding device.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a steering wheel casting grinding device, including a grinding bracket, on which a grinding mechanism and a locking mechanism are arranged, the locking mechanism is used to lock the steering wheel casting, the grinding mechanism includes a grinding robot installed on the grinding bracket, a grinding assembly is arranged on the grinding robot, the grinding assembly includes a bridging member, a rotating drive member, a rotating sleeve, a spray pump, a steering sleeve and a steering drive member, the bridging member is connected to the grinding robot, the steering drive member, the steering sleeve and the rotating drive member are respectively installed on the bridging member, the rotating drive member is used to drive the rotating sleeve to rotate, the rotating sleeve is used to install a grinding head, the steering drive member is used to drive the steering sleeve to rotate on the bridging member, a spray pump is installed on the steering sleeve, and a universal tube is arranged on the spray pump.

[0005] Furthermore, the locking mechanism includes a locking turntable and a turntable driver, the turntable driver is installed on the grinding bracket, the turntable driver is used to drive the locking turntable to rotate, and a plurality of locking components are arranged on the locking turntable.

[0006] Furthermore, the locking assembly includes a telescopic drive, a lifting drive, a locking clamp and a limit platform, the limit platform is installed on the locking turntable, and a plurality of groups of limit columns for limiting the steering wheel casting are arranged on the locking turntable; the lifting drive is installed on the locking turntable, the lifting drive is used to drive the telescopic drive to rise or fall, and the telescopic drive is used to drive the locking clamp to approach or move away from the steering wheel casting.

[0007] Furthermore, a plurality of locking drive components for locking the grinding head are arranged on the rotating sleeve.

[0008] Furthermore, a protective cover is provided on the polishing bracket.

[0009] Furthermore, a tool magazine is arranged on the grinding bracket, the tool magazine includes a sleeve, a driving shaft and a conveyor belt, and a plurality of sets of tool seats for placing grinding heads are arranged on the conveyor belt; the sleeve is installed on the grinding bracket, the driving shaft is installed on the sleeve, and the conveyor belt is sleeved on the driving shaft.

[0010] Furthermore, a position sensor is arranged on the sheath.

[0011] Compared with the prior art, the steering wheel casting grinding device provided by the utility model has the following characteristics: when grinding work is needed, a worker or a robot locks the steering wheel casting onto a locking turntable, and a rotating driving member controls a grinding head to grind along the outer surface of the steering wheel casting under the drive of the grinding robot; when grinding, a spray pump can spray abrasive toward the grinding part through a universal tube to improve the grinding effect; when grinding, the spray pump can rotate under the drive of the steering driving member to avoid the universal tube interfering with the normal grinding work. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional view of the utility model;

[0013] Figure 2 It is an action view of the utility model;

[0014] Figure 3 It is a top view of the utility model;

[0015] Figure 4 It is a three-dimensional view of the grinding mechanism in the utility model;

[0016] Figure 5 It is an exploded view of the grinding assembly in the utility model;

[0017] Figure 6 It is a three-dimensional view of the locking mechanism in the utility model;

[0018] Figure 7 yes Figure 6 A partial enlarged view of part A;

[0019] Figure 8 It is a top view of the locking mechanism in the utility model;

[0020] Fig. 9 It is a three-dimensional sectional view of the tool magazine in the utility model.

[0021] Description of reference numerals:

[0022] Among them; 1. Grinding bracket; 2. Grinding mechanism; 20. Grinding robot; 21. Bridging component; 22. Steering drive; 23. Steering sleeve; 24. Spray pump; 25. Locking drive; 26. Rotating drive; 27. Rotating sleeve; 28. Grinding head; 3. Locking mechanism; 30. Turntable drive; 31. Locking turntable; 32. Lifting drive; 33. Telescopic drive; 34. Locking fixture; 35. Limiting table; 36. Limiting column; 4. Tool magazine; 41. Sheath; 42. Drive shaft; 43. Conveyor belt; 44. Tool holder; 5. Protective cover. DETAILED DESCRIPTION

[0023] The present invention is described in detail below in conjunction with specific embodiments.

[0024] In the present utility model, unless otherwise clearly specified and limited, when terms such as "set on", "connected", and "connected" appear, these terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or connected through one or more intermediate media. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. The directional words that appear in the present utility model are to better illustrate the characteristics of the features and the relationship between the features. It should be understood that when the placement direction of the present utility model changes, the characteristics of the features and the direction of the relationship between the features also change accordingly. Therefore, the directional words do not constitute an absolute limitation on the characteristics of the features and the relationship between the features in space, but only play a relative limitation role.

[0025] like Figures 1 to 9 As shown, the utility model provides a steering wheel casting grinding device, including a grinding bracket 1, on which a grinding mechanism 2 and a locking mechanism 3 are arranged, the locking mechanism 3 is used to lock the steering wheel casting, the grinding mechanism 2 includes a grinding robot 20 installed on the grinding bracket 1, and a grinding assembly is arranged on the grinding robot 20, and the grinding assembly includes a bridging component 21, a rotating drive component 26, a rotating sleeve 27, a spray pump 24, a steering sleeve 23 and a steering drive component 22, the bridging component 21 is connected to the grinding robot 20, and a steering drive component 22, a steering sleeve 23 and a rotating drive component 26 are respectively installed on the bridging component 21, the rotating drive component 26 is used to drive the rotating sleeve 27 to rotate, the rotating sleeve 27 is used to install a grinding head 28, the steering drive component 22 is used to drive the steering sleeve 23 to rotate on the bridging component 21, a spray pump 24 is installed on the steering sleeve 23, and a universal tube is arranged on the spray pump 24.

[0026] Through the above design, when performing grinding work, the worker only needs to adjust the universal tube to a suitable angle in advance, and the spray pump 24 can rotate along the bridge component 21 under the drive of the steering drive 22 during grinding, so as to avoid affecting the normal grinding work of the grinding head 28. In this embodiment, the steering sleeve 23 and the rotating sleeve 27 are both installed on the bridge component 21 through bearings, and the steering sleeve 23 and the steering drive 22 are connected through gears.

[0027] In this embodiment, the locking mechanism 3 includes a locking turntable 31 and a turntable driver 30. The turntable driver 30 is installed on the grinding bracket 1. The turntable driver 30 is used to drive the locking turntable 31 to rotate. Multiple sets of locking components are arranged on the locking turntable 31.

[0028] In this embodiment, the locking assembly includes a telescopic drive member 33, a lifting drive member 32, a locking clamp 34 and a limit platform 35. The limit platform 35 is installed on the locking turntable 31, and a plurality of limit columns 36 for limiting the steering wheel casting are arranged on the locking turntable 31; the lifting drive member 32 is installed on the locking turntable 31, and the lifting drive member 32 is used to drive the telescopic drive member 33 to rise or fall, and the telescopic drive member 33 is used to drive the locking clamp 34 to approach or move away from the steering wheel casting.

[0029] Through the above design, the limit column 36 corresponds to the hole on the steering wheel casting, and the grinding head 28 can position the steering wheel casting during grinding; when the worker or robot places the steering wheel casting on the limit platform 35, the telescopic drive 33 controls the locking clamp 34 to approach the steering wheel casting, and then the lifting drive 32 controls the telescopic drive 33 and the locking clamp 34 to descend, so that the locking clamp 34 can press the steering wheel casting on the limit platform 35. Multiple sets of locking assemblies can install multiple steering wheel castings, and the turntable drive 30 drives the locking turntable 31 to drive the steering wheel casting to rotate, and the steering wheel is transferred to the grinding range of the grinding robot 20.

[0030] In this embodiment, two groups of grinding robots 20 are provided, and three groups of locking components are arranged on the locking turntable 31. One group of grinding robots 20 is responsible for the initial grinding, and the second group of grinding robots 20 is used for the secondary fine grinding. The turntable drive 30 drives the three groups of locking components to perform the initial grinding and fine grinding in sequence, and then transfers the polished steering wheel casting to a vacant position, so that workers or robots can take away the polished steering wheel casting and place the steering wheel casting to be processed.

[0031] In this embodiment, a plurality of locking drive members 25 for locking the grinding head 28 are provided on the rotating sleeve 27; the locking drive members 25 are used to assist the grinding head 28 so that the grinding head 28 can be firmly stuck on the rotating sleeve 27, and the rotating drive member 26 drives the grinding head 28 to rotate through the rotating sleeve 27.

[0032] In this embodiment, a protective cover 5 is provided on the grinding bracket 1. The protective cover 5 can prevent external factors from interfering with the normal grinding work, and can also prevent the dust generated during grinding from scattering around and affecting the health and safety of the factory.

[0033] In this embodiment, a tool magazine 4 is arranged on the grinding bracket 1, and the tool magazine 4 includes a sleeve 41, a driving shaft 42 and a conveyor belt 43, and a plurality of tool seats 44 for placing the grinding head 28 are arranged on the conveyor belt 43; the sleeve 41 is installed on the grinding bracket 1, and the driving shaft 42 is installed on the sleeve 41, and the conveyor belt 43 is sleeved on the driving shaft 42.

[0034] In this embodiment, a position sensor is provided on the sheath 41 .

[0035] According to the above design, the grinding head 28 will be worn after a certain period of grinding work, and the grinding effect of the worn grinding head 28 will be affected. The worker can place the grinding head 28 on the tool holder 44, and the tool holder 44 transfers the grinding head 28 to the corresponding position under the drive of the conveyor belt 43. The grinding robot 20 can automatically complete the work of replacing the grinding head 28 according to the preset program. The in-position sensor on the sheath 41 can assist the grinding robot 20 in the tool change work.

[0036] Compared with the prior art, the steering wheel casting grinding device provided by the utility model has the following characteristics: when grinding work is needed, a worker or a robot locks the steering wheel casting onto a locking turntable 31, and the rotating driving member 26 controls the grinding head 28 to grind along the outer surface of the steering wheel casting under the drive of the grinding robot 20; when grinding, the spray pump 24 can spray abrasive toward the grinding part through the universal tube to improve the grinding effect; when grinding, the spray pump 24 can rotate under the drive of the steering driving member 22 to avoid the universal tube interfering with the normal grinding work.

[0037] In the absence of conflict, the above-mentioned embodiments and features of the embodiments may be combined with each other.

[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A steering wheel casting grinding device, comprising a grinding bracket (1), characterized in that: A grinding mechanism (2) and a locking mechanism (3) are arranged on a grinding bracket (1), wherein the locking mechanism (3) is used to lock a steering wheel casting, the grinding mechanism (2) comprises a grinding robot (20) mounted on the grinding bracket (1), a grinding assembly is arranged on the grinding robot (20), and the grinding assembly comprises a bridging component (21), a rotating driving component (26), a rotating sleeve (27), a spray pump (24), a steering sleeve (23) and a steering driving component (22), and the bridging component (21) and the grinding robot (20) are connected to each other. A robot (20) is connected to a bridging component (21); a steering drive component (22), a steering sleeve (23) and a rotating drive component (26) are respectively installed on the bridging component (21); the rotating drive component (26) is used to drive the rotating sleeve (27) to rotate; the rotating sleeve (27) is used to install a grinding head (28); the steering drive component (22) is used to drive the steering sleeve (23) to rotate on the bridging component (21); a spray pump (24) is installed on the steering sleeve (23); and a universal tube is arranged on the spray pump (24).

2. A steering wheel casting grinding device according to claim 1, characterized in that: The locking mechanism (3) comprises a locking turntable (31) and a turntable driving member (30). The turntable driving member (30) is mounted on the grinding bracket (1). The turntable driving member (30) is used to drive the locking turntable (31) to rotate. A plurality of locking components are arranged on the locking turntable (31).

3. A steering wheel casting grinding device according to claim 2, characterized in that: The locking assembly comprises a telescopic driving member (33), a lifting driving member (32), a locking clamp (34) and a limiting platform (35); the limiting platform (35) is mounted on a locking turntable (31); a plurality of limiting columns (36) for limiting a steering wheel casting are arranged on the locking turntable (31); the lifting driving member (32) is mounted on the locking turntable (31); the lifting driving member (32) is used to drive the telescopic driving member (33) to rise or fall; and the telescopic driving member (33) is used to drive the locking clamp (34) to approach or move away from the steering wheel casting.

4. A steering wheel casting grinding device according to claim 1, characterized in that: A plurality of locking drive members (25) for locking the grinding head (28) are arranged on the rotating sleeve (27).

5. A steering wheel casting grinding device according to claim 1, characterized in that: A protective cover (5) is provided on the polishing bracket (1).

6. A steering wheel casting grinding device according to claim 1, characterized in that: A tool magazine (4) is arranged on the grinding bracket (1), the tool magazine (4) comprises a protective sleeve (41), a driving shaft (42) and a conveyor belt (43), and a plurality of groups of tool seats (44) for placing grinding heads (28) are arranged on the conveyor belt (43); the protective sleeve (41) is installed on the grinding bracket (1), the driving shaft (42) is installed on the protective sleeve (41), and the conveyor belt (43) is sleeved on the driving shaft (42).

7. A steering wheel casting grinding device according to claim 6, characterized in that: The sheath (41) is provided with an in-position sensor.

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