Ball bat grinding machine

Abstract

The utility model relates to the technical field of bat production, in particular to a bat grinding machine which comprises a first driving guide rail and a second driving guide rail, the first driving guide rail and the second driving guide rail are mutually combined to form a transverse and vertical moving structure, and a grinding assembly is rotatably installed at the upper end of the second driving guide rail. And a fixing assembly is installed at the position, located below the grinding assembly, of one side of the first driving guide rail, the grinding assembly is used for grinding a to-be-machined bat fixed to the fixing assembly, and the bat grinding machine overcomes the defects that in the prior art, it is difficult to effectively adapt to a to-be-ground piece, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of ball bat production, in particular to a ball bat grinding machine. Background Art

[0002] Existing devices for producing and grinding baseball bats, such as a baseball bat grinding machine with a waste chip cleaning structure proposed in Chinese patent application number: "CN202210816544.X", the grinding mechanism in the device is difficult to effectively adapt to the workpiece to be processed when facing a workpiece with a changing surface curvature such as a baseball bat, which reduces the grinding effect, and the main force direction of the grinding part is fixed, which makes the grinding force weakened when grinding the curved area of ​​the baseball bat, further reducing the grinding quality;

[0003] Based on the above-mentioned shortcomings of the prior art, this case will propose a new grinding device for special-shaped parts such as baseball bats, so that the grinding head can better fit the changes in the inner diameter and surface curvature of the workpiece to be processed, thereby improving the grinding effect. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art, such as difficulty in effectively adapting to the workpiece to be polished, and proposes a ball bat polishing machine.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A bat grinding machine is designed, comprising a first driving guide rail and a second driving guide rail, wherein the first driving guide rail and the second driving guide rail are combined to form a lateral and vertically movable structure, a grinding assembly is rotatably mounted on the upper end of the second driving guide rail through a connecting device, a fixing assembly is mounted on one side of the first driving guide rail below the grinding assembly, and the grinding assembly is used to grind a bat fixed on the fixing assembly;

[0007] The grinding assembly includes a mounting plate, a first driver and a second driver are fixedly mounted on the outer end surface of the mounting plate, the output end of the first driver is fixedly connected to the free end of the second driving guide rail, a plurality of groups of first rotating rods are rotatably mounted on the outer end surface of the mounting plate, a grinding belt forming a rotary structure is transmission-mounted between the output end of the second driver and one end of the outer sides of the plurality of groups of the first rotating rods, the outer end surface of the mounting plate is located on the inner side of the grinding belt and a second telescopic device is fixedly mounted thereon, the output end of the second telescopic device is connected to the first guide rail device, and a sliding block that can slide and abut against the grinding belt is movably mounted on the lower end of the first guide rail device.

[0008] Preferably, the outer end surface of the mounting plate is elastically rotatably connected to a second rotating rod, and an outer end of the second rotating rod can be slidably abutted against the grinding belt.

[0009] Preferably, an outer end of the second rotating rod is in sliding contact with an inner end surface of the grinding belt.

[0010] Preferably, a first telescopic device is fixedly mounted on the outer end surface of the mounting plate, and a contact block is fixedly mounted on the output end of the first telescopic device to assist in grinding.

[0011] Preferably, two groups of the first rotating rods are provided, and the two groups of the first rotating rods are arranged in an "eight" shape, and the sliding block is placed between the two groups of the first rotating rods, and the sliding block is a "U"-shaped structure with an opening downward.

[0012] Preferably, the connecting device includes a first connecting part and a second connecting part connected by bolts and other components, the first connecting part is rotatably connected to the housing of the first driver through a bearing, the second connecting part is fixedly connected to the output end of the first driver, and an outer end of the second connecting part is fixedly connected to the free end of the second drive guide rail.

[0013] Preferably, the fixing assembly includes a second guide rail device and a first mounting portion which are arranged opposite to each other on the left and right sides, a third driver is installed on the outer ends of the second guide rail device and the first mounting portion, the third driver located on one side of the first mounting portion is transmission connected to the first mounting portion, the second guide rail device is slidably installed with two groups of guide rail blocks, the third driver located on one side of the second guide rail device is transmission connected to a group of guide rail blocks, a second mounting portion is fixedly installed on the upper end of one group of guide rail blocks, and a third telescopic device is fixedly installed between the two groups of guide rail blocks.

[0014] Preferably, the guide rail block driven by the second guide rail device and the guide rail block at the installation position of the second installation part are not in the same group.

[0015] The utility model provides a ball bat grinding machine, which has the following beneficial effects:

[0016] The first driving guide rail and the second driving guide rail can respectively control the lateral position and the longitudinal height of the grinding assembly. The first driver can control the rotation angle of the grinding assembly. The three groups of components can make the grinding assembly fit the grinding workpiece better and improve the grinding effect.

[0017] The second telescopic device is used to push the first guide rail device to change the position of the sliding block, so that the grinding belt can better contact the grinding workpiece in a specific area, thereby improving the grinding effect;

[0018] The first mounting portion is provided to clamp one end of the workpiece to be polished and drive it to rotate along its own central axis. When the rotation direction is opposite to that of the polishing belt, the contact effect between the workpiece to be polished and the polishing belt can be improved.

[0019] The second guide rail device can be used for workpieces of different lengths. The two sets of guide rail blocks and the third telescopic device between the two sets of guide rail blocks can quickly fix the other end of the workpiece to be polished, thereby improving the processing speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the three-dimensional structure of the main body;

[0021] Figure 2 It is a schematic diagram of the three-dimensional structure of the first driving guide rail, the second driving guide rail, and the grinding component assembly;

[0022] Figure 3 It is a front view structural schematic diagram of the first driving guide rail, the second driving guide rail, and the grinding component assembly;

[0023] Figure 4 It is a schematic diagram of the front view structure of the grinding component;

[0024] Figure 5 It is a schematic diagram of the rear view structure of the grinding component;

[0025] Figure 6 It is a schematic diagram of the three-dimensional structure of the first driving guide rail and the second driving guide rail assembly;

[0026] Figure 7 is a schematic diagram of the three-dimensional structure of the fixed component;

[0027] Figure 8 is a schematic diagram of the three-dimensional structure of the connection device;

[0028] Fig. 9 It is a schematic diagram of the cross-sectional structure of the connection device.

[0029] In the figure:

[0030] 1. First driving guide rail; 2. Second driving guide rail;

[0031] 3. Mounting plate; 301. First driver; 3011. First connecting part; 3012. Bearing; 3013. Second connecting part; 302. Second driver; 303. First telescopic device; 3031. Contact block; 304. Second telescopic device; 3041. First guide rail device; 3042. Sliding block; 305. First rotating rod; 306. Second rotating rod; 307. Grinding belt;

[0032] 4. Second guide rail device; 401. First mounting portion; 402. Third driver; 403. Guide rail block; 4031. Third telescopic device; 404. Second mounting portion. DETAILED DESCRIPTION

[0033] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. The workpiece to be polished in this case is a baseball bat, but in fact the device can be applied to various special-shaped rotating bodies.

[0034] Reference Figure 1-7 , here is an example of the implementation method of the subject:

[0035] A ball club grinding machine, comprising a first driving guide rail 1 and a second driving guide rail 2, Figure 1 , 2 The first driving guide rail 1 and the second driving guide rail 2 are combined with each other to form a lateral and vertical moving structure. The first driving guide rail 1 and the second driving guide rail 2 can directly adopt the existing structure, such as the track driving structure with a lead screw as shown in the figure. The upper end of the second driving guide rail 2 is rotatably mounted with a grinding assembly through a connecting device. A fixed assembly is installed on one side of the first driving guide rail 1 below the grinding assembly, wherein the grinding assembly is used to grind the ball bat to be processed fixed on the fixed assembly;

[0036] Based on the above content, the first driving guide rail 1 and the second driving guide rail 2 enable the grinding assembly to change the horizontal position and the vertical height, and the grinding assembly rotatably mounted with the second driving guide rail 2 enables the grinding head of the grinding assembly to rotate so that it fits the bat to be processed more closely and realizes arc grinding; the fixed assembly can drive the bat to be processed to rotate along its own central axis, and its specific structure will be described below;

[0037] Reference Figure 2-5 , here is an example of how the grinding component may be implemented:

[0038] The grinding assembly includes a mounting plate 3, on the outer end surface of the mounting plate 3, a first driver 301 and a second driver 302 are fixedly mounted, the output end of the first driver 301 is fixedly connected to the free end of the second driving guide rail 2, so that the mounting plate 3 can be driven to rotate by the output end of the first driver 301, a plurality of first rotating rods 305 are rotatably mounted on the outer end surface of the mounting plate 3, a grinding belt 307 is transmission-mounted between the output end of the second driver 302 and one end of the outer side of the plurality of first rotating rods 305, the above structure enables the grinding belt 307 to form a larger rotary structure, the outer end surface of the mounting plate 3 is located on the inner side of the rotary structure of the grinding belt 307, a second telescopic device 304 is fixedly mounted, the output end of the second telescopic device 304 is connected to the first guide rail device 3041, and a sliding block 3042 that can slide and abut against the grinding belt 307 is movably mounted at the lower end of the first guide rail device 3041;

[0039] Based on the above content, the first driver 301 and the second driver 302 can be driving devices such as stepping motors, Figure 3 , 4 The output end of the first driver 301 may be equipped with a fixed disk for fixing with the free end of the second driving guide rail 2; the grinding belt 307 is used for grinding, the grinding belt 307 is driven to rotate by the second driver 302, and is stretched open by the first rotating rod 305 to form a convolute structure, refer to Figure 3 The output end of the second driver 302, the outer end of the first rotating rod 305, and the lower end of the sliding block 3042 are all equipped with pulleys for cooperating with the grinding belt 307; the second telescopic device 304 is activated to adjust whether the sliding block 3042 is in contact with the grinding belt 307 and the contact strength with the grinding belt 307, so that the grinding belt 307 can better cooperate with the specific area of ​​the ball bat to be processed when grinding it, and the first guide rail device 3041 can be a combination structure of a common slide rail and a slider;

[0040] Furthermore, the outer end surface of the mounting plate 3 is elastically rotatably connected to a second rotating rod 306, and one outer end of the second rotating rod 306 can be slidably abutted against the grinding belt 307, so that the tightness of the grinding belt 307 can be adjusted in cooperation with the sliding block 3042;

[0041] Furthermore, the outer end of the second rotating rod 306 is in sliding contact with the inner end surface of the grinding belt 307 to avoid contact with the grinding surface of the grinding belt 307;

[0042] Furthermore, a first telescopic device 303 is fixedly mounted on the outer end surface of the mounting plate 3 , and a contact block 3031 capable of slidingly abutting against the ball bat to be processed is fixedly mounted on the output end of the first telescopic device 303 to assist in grinding.

[0043] Reference Figure 7, here is an example of how to implement the fixing component:

[0044] The fixed assembly includes a second guide rail device 4 and a first mounting portion 401 which are arranged opposite to each other on the left and right sides. A third driver 402 is installed on the outer ends of the second guide rail device 4 and the first mounting portion 401. The third driver 402 located on one side of the first mounting portion 401 is transmission-connected to the first mounting portion 401. Two groups of guide rail blocks 403 are slidably installed on the second guide rail device 4. The third driver 402 located on one side of the second guide rail device 4 is transmission-connected to one group of guide rail blocks 403. A second mounting portion 404 is fixedly installed on the upper end of one group of guide rail blocks 403. A third telescopic device 4031 is fixedly installed between the two groups of guide rail blocks 403.

[0045] Based on the above content, two sets of third drivers 402 are used to drive the first mounting portion 401 and the second guide rail device 4 respectively, so that the clamping end of the first mounting portion 401 can drive the ball bat to be processed to rotate along its own central axis, and the second guide rail device 4 can drive the guide rail block 403 to move; Figure 7 The second guide rail device 4 includes a slide rail, a lead screw and other structures. The third driver 402 drives the lead screw to rotate so that the guide rail block 403 can slide along the second guide rail device 4; the third telescopic device 4031 provided between the two sets of guide rail blocks 403 is used to cooperate with the second guide rail device 4, and the two can respectively play a pushing role, so that the adjustment range is larger and the adjustment sensitivity is higher;

[0046] Furthermore, the guide rail block 403 driven by the second guide rail device 4 cannot be the guide rail block 403 installed by the second installation portion 404 .

[0047] Reference Figure 8 , 9 , here is an example of an implementation method of the connection device:

[0048] The connection device includes a first connection part 3011 and a second connection part 3013 connected by bolts and other components. The first connection part 3011 is rotatably connected to the shell of the first driver 301 through a bearing 3012, and the second connection part 3013 is fixedly connected to the output end of the first driver 301. An outer end of the second connection part 3013 is fixedly connected to the free end of the second drive guide rail 2. The second connection part 3013 can adopt a large ratio reducer to more accurately adjust the rotation angle of the grinding component. The input and output ends of the large ratio reducer are fixedly connected to the output end of the first driver 301 and the free end of the second drive guide rail 2 respectively.

[0049] Based on the above content, when the first driver 301 is a device such as a motor and is started, the combination of the first connecting part 3011 and the second connecting part 3013 will rotate, that is, the combination of the second connecting part 3013 and the free end of the second driving guide rail 2 rotates with the first driver 301 and its attached grinding assembly, thereby driving the grinding assembly to rotate. This approach enables the grinding assembly to adapt to the arc area of ​​the baseball bat for grinding.

[0050] Last addition:

[0051] The structure of the third driver 402 can be referred to Figure 7 The main structure shall include a motor, a transmission wheel, a transmission belt and other structures. Two sets of transmission wheels shall be provided so as to realize the transmission effect in combination with the first mounting portion 401 or the second guide rail device 4.

[0052] refer to Figure 3 , 4 The first rotating rod 305 may be provided with two groups, and the two groups of first rotating rods 305 are arranged in an "eight" shape. The sliding block 3042 is placed between the two groups of first rotating rods 305, and the sliding block 3042 is a "U"-shaped structure with an opening downward to adapt to the smaller inner diameter portion of the ball bat to be processed.

[0053] Based on the above-mentioned embodiments, when assembling:

[0054] The first driving rail 1 and the second driving rail 2 respectively control the lateral position and the longitudinal height of the grinding assembly; the first driver 301 is used to control the rotation angle of the grinding assembly to make it fit the grinding object; the second telescopic device 304 pushes the first rail device 3041 to change the position of the sliding block 3042, so that the sliding block 3042 can contact the grinding belt 307, so that the grinding belt 307 fits the grinding object more closely at a specific position; Figure 7 On the left side, the first mounting portion 401 is used to clamp one end of the polished workpiece and drive it to rotate along its own central axis; Figure 7 On the right side, the second guide rail device 4, two sets of guide rail blocks 403, the third telescopic device 4031 and other structures make it possible to change the position of the second mounting portion 404, thereby being suitable for polished workpieces of different lengths and fixing the other end of the polished workpiece.

[0055] Based on the above implementation examples, when used:

[0056] One end of the workpiece to be polished is fixed to the first mounting portion 401; the third driver 402, the third telescopic device 4031 and other devices on one side of the second guide rail device 4 are started, so that the second mounting portion 404 can fix the other end of the workpiece to be polished. In one embodiment, the second guide rail device 4 is used to adapt to the adjustment of workpieces to be polished of different specifications, and the third telescopic device 4031 is used to quickly fix the other end of the workpiece to be polished of the same specification; the third driver 402 on one side of the first mounting portion 401 can be started to drive the polishing workpiece to rotate along its own central axis;

[0057] The first driving guide rail 1 and the second driving guide rail 2 respectively control the lateral position and longitudinal height of the grinding assembly. The first driver 301 controls the overall rotation angle of the grinding assembly to make it more closely fit the bat to be processed. The second telescopic device 304 is activated to push the sliding block 3042 to contact the grinding belt 307 so as to better grind the bat to be processed. When the contact force between the grinding belt 307 and the bat to be processed changes, the second rotating rod 306 rotates elastically so as to adjust the tightness of the grinding belt 307.

[0058] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A ball bat grinding machine, comprising a first driving guide rail (1) and a second driving guide rail (2), wherein the first driving guide rail (1) and the second driving guide rail (2) are combined to form a lateral and vertical moving structure, characterized in that: A grinding assembly is rotatably mounted on the upper end of the second driving guide rail (2) through a connection device, and a fixing assembly is mounted on one side of the first driving guide rail (1) below the grinding assembly, and the grinding assembly is used to grind the ball bat fixed on the fixing assembly; The grinding assembly comprises a mounting plate (3), the outer end surface of which is fixedly mounted a first driver (301) and a second driver (302), the output end of the first driver (301) being fixedly connected to the free end of the second driving guide rail (2), a plurality of groups of first rotating rods (305) being rotatably mounted on the outer end surface of the mounting plate (3), a grinding belt (307) forming a rotary structure being transmission-mounted between the output end of the second driver (302) and the outer ends of the plurality of groups of the first rotating rods (305), a second telescopic device (304) being fixedly mounted on the outer end surface of the mounting plate (3) and located on the inner side of the grinding belt (307), the output end of the second telescopic device (304) being connected to the first guide rail device (3041), and a sliding block (3042) capable of slidingly abutting against the grinding belt (307) being movably mounted on the lower end of the first guide rail device (3041).

2. A ball bat grinding machine according to claim 1, characterized in that: The outer end surface of the mounting plate (3) is elastically rotatably connected to a second rotating rod (306), and one outer end of the second rotating rod (306) can be slidably abutted against the grinding belt (307).

3. A ball bat grinding machine according to claim 2, characterized in that: An outer end of the second rotating rod (306) is in sliding contact with an inner end surface of the grinding belt (307).

4. A ball bat grinding machine according to claim 1, characterized in that: A first telescopic device (303) is fixedly mounted on the outer end surface of the mounting plate (3), and a contact block (3031) is fixedly mounted on the output end of the first telescopic device (303) to assist in grinding.

5. A ball bat grinding machine according to claim 1, characterized in that: The first rotating rods (305) are provided in two groups, and the two groups of the first rotating rods (305) are arranged in an "eight" shape. The sliding block (3042) is placed between the two groups of the first rotating rods (305), and the sliding block (3042) is a "U"-shaped structure with an opening facing downward.

6. A ball bat grinding machine according to claim 1, characterized in that: The connecting device comprises a first connecting portion (3011) and a second connecting portion (3013) connected by bolts, wherein the first connecting portion (3011) is rotatably connected to the housing of the first driver (301) via a bearing (3012), the second connecting portion (3013) is fixedly connected to the output end of the first driver (301), and an outer end of the second connecting portion (3013) is fixedly connected to the free end of the second drive guide rail (2).

7. A ball bat grinding machine according to claim 1, characterized in that: The fixing assembly comprises a second guide rail device (4) and a first mounting portion (401) which are arranged opposite to each other on the left and right sides; a third driver (402) is installed on the outer side ends of the second guide rail device (4) and the first mounting portion (401); the third driver (402) located on one side of the first mounting portion (401) is transmission-connected to the first mounting portion (401); two groups of guide rail blocks (403) are slidably installed on the second guide rail device (4); the third driver (402) located on one side of the second guide rail device (4) is transmission-connected to one group of guide rail blocks (403); a second mounting portion (404) is fixedly installed on the upper end of one group of guide rail blocks (403); and a third telescopic device (4031) is fixedly installed between the two groups of guide rail blocks (403).

8. A ball bat grinding machine according to claim 7, characterized in that: The guide rail block (403) driven by the second guide rail device (4) and the guide rail block (403) at the installation position of the second installation part (404) are not in the same group.

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