Tool for polishing cylinder cover

Abstract

The utility model discloses a tool for polishing a cylinder cover, which comprises a bottom plate. The bottom plate is provided with a supporting assembly used for supporting the lower end face, a guiding piece A used for guiding the left side face, a guiding piece B used for guiding the front end face, a pressing block used for pressing the boss A and the boss B, a positioning assembly A used for positioning the air channel opening A and a positioning assembly B used for positioning the air channel opening B. The guide piece A and the guide piece B have the same structure; the positioning assembly A and the positioning assembly B are the same in structure. When the tool is used for positioning the cylinder cover, the cylinder cover can be accurately and effectively positioned, the polishing tool is used for positioning the cylinder cover when the cylinder cover is polished, the product yield is improved, the production cost is reduced, and the economic benefits of enterprises are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cylinder head processing equipment, and particularly relates to a tooling for grinding a cylinder head. Background Technique

[0002] In the prior art, both the support member and the positioning member of the grinding tooling used for grinding the cylinder head are of a fixed structure. When positioning the cylinder head, interference between the cylinder head and the positioning member and the support member often occurs, resulting in inaccurate and ineffective positioning of the cylinder head. Or, it is difficult to adjust the positioning angle after the cylinder head is positioned, resulting in poor grinding effect of the cylinder head, and even over-grinding, leading to scrapping of the cylinder head. The product defect rate of the cylinder head increases, the production cost increases, and the economic benefit of the enterprise decreases. Summary of the Invention

[0003] The technical problem to be solved by the utility model is to provide a tooling for grinding a cylinder head, which can accurately and effectively position the cylinder head. Using the grinding tooling of the utility model to grind the cylinder head can improve the product qualification rate, reduce the production cost, and improve the economic benefit of the enterprise.

[0004] To solve the above technical problem, the technical solution of the utility model is:

[0005] A tooling for grinding a cylinder head, the cylinder head processed by using the tooling for grinding a cylinder head includes a cylinder head body, the cylinder head body has an upper end face, a lower end face, a left side face, and a front end face. The upper end face is provided with a boss A and a boss B, and the lower end face is provided with an air passage port A and an air passage port B; the tooling for grinding a cylinder head includes a bottom plate, and the bottom plate is provided with a support assembly for supporting the lower end face, a guide member A for guiding the left side face, a guide member B for guiding the front end face, a pressing block for pressing the boss A and the boss B, a positioning assembly A for positioning the air passage port A, and a positioning assembly B for positioning the air passage port B; the guide member A and the guide member B have the same structure; the positioning assembly A and the positioning assembly B have the same structure.

[0006] Further, the support assembly includes a support column, the lower end of the support column is connected to the bottom plate, and the upper end of the support column is threadedly connected with a support member.

[0007] Further, the lower end of the guide member A is connected to the bottom plate, and the upper end portion of the guide member A is provided with an L-shaped avoidance groove A, and the vertical portion of the avoidance groove A is provided with a tapered surface A.

[0008] Further, the positioning component A includes a base A, the lower end of the base A is connected to the bottom plate, and a spring accommodation cavity A is formed at the upper end of the base A; the positioning component A further includes a sleeve A, a large-diameter cavity A is provided at the lower end of the sleeve A, a small-diameter cavity A is provided at the upper end of the sleeve A, and the sleeve A is further provided with a communication cavity A for communicating the large-diameter cavity A and the small-diameter cavity A, and the inner diameter of the communication cavity A is smaller than the inner diameter of the small-diameter cavity A; the upper end of the base A is inserted into the large-diameter cavity A, a spring A is arranged in the spring accommodation cavity A, the lower end of the spring A abuts against the bottom of the spring accommodation cavity A, the upper end of the spring A abuts against the bottom of the large-diameter cavity A, and when the spring A is in a free state, there is a gap between the upper surface of the base A and the bottom of the large-diameter cavity A; a connecting screw A passes through the communication cavity A and is threadedly connected to the base, and the head of the connecting screw A is located in the small-diameter cavity A; a positioning member A is threadedly connected to the upper part of the small-diameter cavity A.

[0009] Further, the upper end portion of the positioning member A is of a conical structure.

[0010] Further, the lower end portion of the pressing block is provided with a pressing post A and a pressing post B. During use, the pressing post A presses on the boss A, and the pressing post B presses on the boss B.

[0011] Due to the adoption of the above technical solutions, the beneficial effects of the present utility model are as follows:

[0012] The tooling for grinding the cylinder head includes a bottom plate, and a support assembly for supporting the lower end face, a guide member A for guiding the left side face, a guide member B for guiding the front end face, a pressing block for pressing the boss A and the boss B, a positioning component A for positioning the air port A, and a positioning component B for positioning the air port B are arranged on the bottom plate; the guide member A and the guide member B have the same structure; the positioning component A and the positioning component B have the same structure. When the tooling of the present utility model is used to position the cylinder head, the cylinder head can be accurately and effectively positioned. When the grinding tooling of the present utility model is used to position the cylinder head during grinding of the cylinder head, the product yield can be improved, the production cost can be reduced, and the economic benefit of the enterprise can be improved. Description of the Drawings

[0013] Figure 1 is a perspective view of the tooling for grinding the cylinder head of the present utility model;

[0014] Figure 2 is Figure 1 a perspective view of the support assembly in

[0015] Figure 3 is Figure 1 a perspective view of the guide member A in

[0016] Figure 4 isFigure 1 Stereogram of positioning component A in [specific context];

[0017] Figure 5 Figure 1 Schematic structural diagram of positioning component A in [specific context];

[0018] Figure 6 is Figure 5 Cross-sectional view in the A - A direction in [specific context];

[0019] Figure 7 is Figure 4 Enlarged stereogram of base A in [specific context];

[0020] Figure 8 is Figure 6 Enlarged stereogram of sleeve A in [specific context];

[0021] Figure 9 Stereogram of the working state of the tool for grinding cylinder head of the present utility model;

[0022] Figure 10 is Figure 9 Stereogram of the cylinder head in [specific context];

[0023] Figure 11 is Figure 9 Stereogram of the cylinder head from another angle in [specific context];

[0024] In the figure, 1 is the bottom plate; 2 is the pressing block; 211 is the pressing column A; 212 is the pressing column B; 22 is the connection hole for the external pressure device; 3 is the support assembly; 31 is the support column; 32 is the support member; 41 is the guiding member A; 41A is the conical surface A; 42 is the guiding member B; 51 is the positioning component A; 511 is the base A; 5111 is the spring accommodation cavity A; 512 is the sleeve A; 5121 is the large-diameter cavity A; 5122 is the small-diameter cavity A; 5123 is the communication cavity A; 513 is the positioning member A; 514 is the connecting screw A; 515 is the spring A; 52 is the positioning component B; 6 is the cylinder head; 61 is the upper end face; 611 is the boss A; 612 is the boss B; 62 is the lower end face; 621 is the air passage port A; 622 is the air passage port B; 63 is the left side face; 64 is the front end face. Specific embodiments

[0025] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0026] In combination with Figure 1 and Figure 9 As shown together, when grinding the cylinder head 6, the tool for grinding the cylinder head of the present utility model is used to position the cylinder head 6.

[0027] In combination with Figure 10 and Figure 11As commonly shown, the cylinder head 6 includes a cylinder head body, which has an upper end face 61, a lower end face 62, a left side face 63, and a front end face 64. The upper end face 61 is provided with a boss A 611 and a boss B 612, and the lower end face 62 is provided with an air passage port A 621 and an air passage port B 622.

[0028] Combined Figure 1 , Figure 9 , Figure 10 , and Figure 11 As commonly shown, the tooling for grinding the cylinder head includes a bottom plate 1. On the bottom plate 1, there are provided a support assembly 3 for supporting the lower end face 62, a guide member A 41 for guiding the left side face 63, a guide member B 42 for guiding the front end face 64, a pressing block 2 for pressing the boss A 611 and the boss B 612, a positioning assembly A 51 for positioning the air passage port A 621, and a positioning assembly B 52 for positioning the air passage port B 622; the guide member A 41 and the guide member B 42 have the same structure; the positioning assembly A 51 and the positioning assembly B 52 have the same structure.

[0029] Combined Figure 1 and Figure 2 As commonly shown, the support assembly 3 includes a support column 31. The lower end of the support column 31 is preferably threadedly connected to the bottom plate 1, and a support member 32 is threadedly connected to the upper end of the support column 31. In this embodiment, there are four groups of support assemblies 3, and the support assemblies 3 are adjusted by screwing the support members 32 of each support assembly 3.

[0030] Combined Figure 1 , Figure 3 , and Figure 9 As commonly shown, the lower end of the guide member A 41 is preferably threadedly connected to the bottom plate 1. The upper end portion of the guide member A 41 is provided with an L-shaped avoidance groove A, and a tapered surface A 411 is provided on the vertical portion of the avoidance groove A. During use, the tapered surface A 411 faces the cylinder head 6.

[0031] Combined Figure 1 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , and Figure 9As commonly shown, the positioning component A51 includes a base A511. The lower end of the base A511 is preferably threadedly connected to the bottom plate 1. The upper end of the base A511 is provided with a spring accommodation cavity A5111. The positioning component A51 further includes a sleeve A512. The lower end of the sleeve A512 is provided with a large-diameter cavity A5121, and the upper end of the sleeve A512 is provided with a small-diameter cavity A5122. The sleeve A512 is also provided with a communication cavity A5123 for communicating the large-diameter cavity A5121 and the small-diameter cavity A5122. The inner diameter of the communication cavity A5123 is smaller than the inner diameter of the small-diameter cavity A5122. The upper end of the base A511 is inserted into the large-diameter cavity A5121. A spring A515 is arranged in the spring accommodation cavity A5111. The lower end of the spring A515 abuts against the bottom of the spring accommodation cavity A5111, and the upper end of the spring A515 abuts against the bottom of the large-diameter cavity A5121. When the spring A515 is in a free state, there is a gap between the upper surface of the base A511 and the bottom of the large-diameter cavity A5121. A connecting screw A514 is used to pass through the communication cavity A5123 and is threadedly connected to the base A511. The head of the connecting screw A514 is located in the small-diameter cavity A5122, and the outer diameter of the rod portion of the connecting screw A514 is slightly smaller than the inner diameter of the communication cavity A5123. A positioning member A513 is threadedly connected to the upper part of the small-diameter cavity A5122.

[0032] Preferably, the upper end portion of the positioning member A513 is of a conical structure.

[0033] Combined Figure 1 and Figure 9 As commonly shown, the lower end portion of the pressing block 2 is provided with a pressing post A211 and a pressing post B212. During use, the pressing post A211 presses on the boss A611, and the pressing post B212 presses on the boss B612.

[0034] The process of positioning the cylinder head 6 using the tool for grinding the cylinder head of the present utility model is described in detail as follows:

[0035] According to the preset support height of the cylinder head 6, the support member 32 of the support assembly 3 is adjusted. After adjustment, the cylinder head 6 is placed, and the left side surface 63 of the cylinder head 6 is guided by the guide member A41, and the front end surface 64 of the cylinder head 6 is guided by the guide member B42. The positioning member A513 of the positioning component A51 is inserted into the air passage port A621, and the positioning member B of the positioning component B52 is inserted into the air passage port B622. Due to the presence of the spring A515 and the spring B, elastic adjustment can be performed during the positioning process. Finally, the pressing post A211 of the pressing block 2 presses on the boss A621, and the pressing post B212 presses on the boss B622. An external pressure device (not shown in the figure) passes through the external pressure device connection hole 22 on the pressing block 2 and then applies pressure. The positioning of the cylinder head 6 is completed.

[0036] The technical features named with serial numbers involved in this specification (such as pressing column A, pressing column B, guiding part A, conical surface A, guiding part B, positioning component A, base A, spring accommodation cavity A, sleeve A, large-diameter cavity A, small-diameter cavity A, communicating cavity A, positioning part A, connecting screw A, spring A, positioning component B, boss A, boss B, air passage opening A, air passage opening B, etc.) are only for distinguishing each technical feature, and do not represent the positional relationship, installation sequence, working sequence, etc. between the technical features.

[0037] In the description of this specification, it should be understood that the orientation or positional relationship described by "bottom plate", "upper end", "lower end", "upper surface", "upper end face", "lower end face", "left side face", "front end face", "inner diameter", "outer diameter" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0038] Although the specific embodiments of the present utility model have been described above, those skilled in the art should understand that the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. These are only for illustrative purposes, and the protection scope of the present utility model is defined by the appended claims. Without departing from the principle and essence of the present utility model, those skilled in the art can make various changes or modifications to these embodiments without any creative work, but these changes and modifications all fall within the protection scope of the present utility model.

Claims

1. A tool for grinding a cylinder head, and the cylinder head processed by using the tool for grinding a cylinder head includes a cylinder head body. The cylinder head body has an upper end face, a lower end face, a left side face, and a front end face. The upper end face is provided with a boss A and a boss B, and the lower end face is provided with an air passage port A and an air passage port B; it is characterized in that, The tooling for grinding the cylinder head includes a bottom plate, on which a support assembly for supporting the lower end face, a guide member A for guiding the left side face, a guide member B for guiding the front end face, a pressing block for pressing the boss A and the boss B, a positioning assembly A for positioning the air port A, and a positioning assembly B for positioning the air port B are provided; the guide member A and the guide member B have the same structure; the positioning assembly A and the positioning assembly B have the same structure.

2. The tooling for grinding the cylinder head according to claim 1, characterized in that, The support assembly includes a support column, the lower end of the support column is connected to the bottom plate, and a support member is threadedly connected to the upper end of the support column.

3. The tooling for grinding the cylinder head according to claim 2, characterized in that, The lower end of the guide member A is connected to the bottom plate, and an L-shaped avoidance groove A is provided at the upper end of the guide member A, and a conical surface A is provided on the vertical portion of the avoidance groove A.

4. The tooling for grinding the cylinder head according to claim 1, characterized in that, The positioning assembly A includes a base A, the lower end of the base A is connected to the bottom plate, and a spring accommodation cavity A is formed at the upper end of the base A; the positioning assembly A further includes a sleeve A, a large-diameter cavity A is provided at the lower end of the sleeve A, a small-diameter cavity A is provided at the upper end of the sleeve A, and a communication cavity A is further provided on the sleeve A for communicating the large-diameter cavity A and the small-diameter cavity A, and the inner diameter of the communication cavity A is smaller than the inner diameter of the small-diameter cavity A; the upper end of the base A is inserted into the large-diameter cavity A, a spring A is provided in the spring accommodation cavity A, the lower end of the spring A abuts against the bottom of the spring accommodation cavity A, and the upper end of the spring A abuts against the bottom of the large-diameter cavity A. When the spring A is in a free state, there is a gap between the upper surface of the base A and the bottom of the large-diameter cavity A; a connecting screw A is used to pass through the communication cavity A and be threadedly connected to the base, and the head of the connecting screw A is located in the small-diameter cavity A; a positioning member A is threadedly connected to the upper part of the small-diameter cavity A.

5. The tooling for grinding the cylinder head according to claim 4, characterized in that, The upper end of the positioning member A is of a conical structure.

6. The tooling for grinding the cylinder head according to claim 1, characterized in that The lower end of the pressing block is provided with a pressing column A and a pressing column B. During use, the pressing column A presses on the boss A, and the pressing column B presses on the boss B.

Images