Honing head convenient to assemble

Abstract

The utility model discloses a honing head convenient to assemble, and relates to the technical field of grinding. A honing head convenient to assemble comprises a honing rod, a limiting device is arranged on the honing rod, the limiting device comprises a honing head body, a connecting column and a rotating ring, the connecting column is fixedly connected with one end of the honing head body, the inner wall of the rotating ring is rotationally connected to the outer wall of the connecting column in a sleeved mode, and a rotating column is rotationally connected to the interior of the connecting column; the end, away from the honing head, of the rotating column is fixedly connected with a square block, a rotating ring in the limiting device is screwed to rotate to drive a connecting block to rotate with the rotating column as the center and move along a guide groove at the same time, and then the connecting block drives the rotating column to rotate, drives a coil spring to contract and drives the square block to rotate at the same time; and then the honing head can be pulled to be taken down from the honing rod, so that the honing head is convenient to disassemble, the situation that a worker needs to take down the honing head from the honing rod with the help of a tool is avoided, and the maintenance and overhaul efficiency of the honing head is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding, in particular to a honing head which is convenient for assembly. Background Art

[0002] A honing head is a cutting tool, mainly applied to a honing machine for finishing machining of workpieces. Specifically, the honing head uses the oilstones embedded on it to perform micro-cutting on the surface of the workpiece to achieve the purpose of high precision and smooth surface. It can be used for precision machining of outer circles, planes and surfaces, and plays an important role especially in the precision manufacturing of the working surface of cylinders. According to different processing conditions and processing objects, the processing structure of the honing head will also be different.

[0003] The existing honing head is connected to an external device through the threaded rod on the honing head and one end of the honing rod of the external device for use. However, when the honing head needs to be maintained and repaired after long-term use, the staff needs to use special tools to disassemble it from the honing rod. Such operation is complex and requires certain operation experience, thus reducing the efficiency of maintenance and repair of the honing head. Content of the Utility Model

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and provide a honing head which is convenient for assembly, which can solve the problem that when the honing head needs to be maintained and repaired after long-term use, the staff needs to use special tools to disassemble it from the honing rod. Such operation is complex and requires certain operation experience, thus reducing the efficiency of maintenance and repair of the honing head.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a honing head which is convenient for assembly, including a honing rod, and a limiting device is arranged on the honing rod;

[0006] The limiting device includes a honing head, a connecting column and a rotating ring. The connecting column is fixedly connected to one end of the honing head. The inner wall of the rotating ring is rotatably sleeved on the outer wall of the connecting column. A rotating column is rotatably connected inside the connecting column. A square block is fixedly connected to the end of the rotating column far away from the honing head. A guiding groove is opened on the outer wall of the connecting column. Four first limiting block grooves are opened on the outer wall of the connecting column far away from the honing head;

[0007] Wherein, limiting blocks are slidably connected inside the four first limiting block grooves respectively. A connecting block is slidably connected inside the guiding groove. Four second limiting block grooves are opened in the groove on the outer wall of the honing rod close to the honing head. A spring winding groove is opened inside the connecting column, and a spring is arranged inside the spring winding groove.

[0008] Preferably, the guiding groove is arc-shaped. One ends of the four limiting blocks close to the square block are respectively rotatably connected to the outer walls of the four corners of the square block. One end of the connecting block close to the rotating ring is fixedly connected to the inner wall of the rotating ring;

[0009] Wherein, the outer wall of the end of the connecting column away from the honing head is slidably connected to the inside of the groove opened on the outer wall of one end of the honing rod. One ends of the four limiting blocks close to the second limiting block groove are respectively in contact with the inner walls of the corresponding second limiting block grooves. Two ends of the coil spring are respectively fixedly connected to the outer wall of the rotating column and the inner wall of the coil spring groove.

[0010] Preferably, a connecting rod is fixedly connected to the end of the honing rod away from the honing head;

[0011] Wherein, an extension rod is slidably connected to the inside of the groove opened on the outer wall of the end of the connecting rod away from the honing rod.

[0012] Preferably, a connecting head is fixedly connected to the end of the extension rod away from the honing rod;

[0013] Wherein, two fixing bolts are threadedly connected to the outer wall of the connecting rod, and a plurality of fixing bolt grooves are opened on the outer wall of the extension rod.

[0014] Preferably, one ends of the two fixing bolts close to the fixing bolt grooves are threadedly extended into the groove opened on the outer wall of one end of the connecting rod and are respectively threadedly connected to the inside of the corresponding fixing bolt grooves.

[0015] Preferably, a limiting post groove is opened inside the groove opened at one end of the honing rod close to the honing head, and a limiting post is slidably connected to the inside of the limiting post groove;

[0016] Wherein, one end of the honing rod close to the connecting column is fixedly connected to the outer wall of the connecting column.

[0017] Compared with the prior art, the beneficial effects of the present utility model are:

[0018] 1. For this easily assembled honing head, by turning the rotating ring in the limiting device to rotate, the connecting block rotates around the rotating column and moves along the guiding groove at the same time. Then, while driving the rotating column to rotate through the connecting block, the coil spring is contracted and the square block is driven to rotate. Furthermore, while driving one end of the limiting block to rotate through the square block, the outer wall of one end of the limiting block is disengaged from the inside of the second limiting block groove. Then, the honing head can be pulled to remove it from the honing rod. In this way, it is convenient to disassemble the honing head, avoiding the need for workers to use tools to remove the honing head from the honing rod, and effectively improving the maintenance and overhaul efficiency of the honing head. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The following further illustrates the present utility model in conjunction with the drawings and embodiments:

[0020] Figure 1 Schematic three-dimensional structure diagram of the present utility model;

[0021] Figure 2 Schematic external structure diagram of the honing head of the present utility model;

[0022] Figure 3 Schematic external structure diagram of the extension rod of the present utility model;

[0023] Figure 4 Schematic external structure diagram of the rotating ring of the present utility model;

[0024] Figure 5 Schematic internal structure diagram of the connecting column of the present utility model.

[0025] Reference numerals: 1, honing rod; 2, connecting rod; 3, extension rod; 4, connecting head; 5, fixing bolt; 6, honing head; 7, rotating ring; 8, first limiting block groove; 9, limiting block; 10, second limiting block groove; 11, connecting column; 12, limiting column groove; 13, limiting column; 14, rotating column; 15, fixing bolt groove; 16, torsion spring groove; 17, torsion spring; 18, guiding groove; 19, connecting block; 20, square block. Detailed implementation manners

[0026] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The function of the drawings is to supplement the description in the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but it should not be construed as a limitation on the protection scope of the present utility model.

[0027] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as up, down, front, back, left, right, etc. 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, and therefore should not be construed as a limitation on the present utility model.

[0028] In the description of the present utility model, terms such as greater than, less than, exceeding, etc. are understood as not including the number itself, and terms such as above, below, within, etc. are understood as including the number itself. If there is a description of first and second, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or the sequence of the indicated technical features.

[0029] In the description of the present utility model, unless otherwise clearly defined, terms such as "arrangement", "installation", and "connection" should be understood in a broad sense, and those skilled in the relevant technical field can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0030] Please refer to Figures 1-5 , the present utility model provides a technical solution: a honing head that is convenient for assembly, including a honing rod 1;

[0031] A limiting device is arranged on the honing rod 1;

[0032] The limiting device includes a honing head 6, a connecting column 11, and a rotating ring 7. The connecting column 11 is fixedly connected to one end of the honing head 6. The inner wall of the rotating ring 7 is rotatably sleeved on the outer wall of the connecting column 11. A rotating column 14 is rotatably connected inside the connecting column 11. A square block 20 is fixedly connected to the end of the rotating column 14 away from the honing head 6. A guiding groove 18 is formed on the outer wall of the connecting column 11. The guiding groove 18 is arc-shaped. Four first limiting block grooves 8 are formed on the outer wall of the connecting column 11 away from the honing head 6. Limiting blocks 9 are slidably connected inside the four first limiting block grooves 8. One ends of the four limiting blocks 9 close to the square block 20 are respectively rotatably connected to the outer walls of the four corners of the square block 20. A connecting block 19 is slidably connected inside the guiding groove 18. One end of the connecting block 19 close to the rotating ring 7 is fixedly connected to the inner wall of the rotating ring 7. The outer wall of the connecting column 11 away from the honing head 6 is slidably connected to the groove formed on the outer wall of one end of the honing rod 1. Four second limiting block grooves 10 are formed inside the groove formed on the outer wall of the honing rod 1 close to the honing head 6. One ends of the four limiting blocks 9 close to the second limiting block grooves 10 are respectively in contact with the inner walls of the corresponding second limiting block grooves 10. A spring winding groove 16 is formed inside the connecting column 11. A spring 17 is arranged inside the spring winding groove 16. Two ends of the spring 17 are respectively fixedly connected to the outer wall of the rotating column 14 and the inner wall of the spring winding groove 16.

[0033] Among them, one end of the honing rod 1 away from the honing head 6 is fixedly connected to a connecting rod 2. A slot is formed on the outer wall of one end of the connecting rod 2 away from the honing rod 1, and an extension rod 3 is slidably connected inside the slot. A connecting head 4 is fixedly connected to the end of the extension rod 3 away from the honing rod 1. Two fixing bolts 5 are threadedly connected to the outer wall of the connecting rod 2. A plurality of fixing bolt grooves 15 are formed on the outer wall of the extension rod 3. One ends of the two fixing bolts 5 close to the fixing bolt grooves 15 are respectively threadedly extended into the slot formed on the outer wall of one end of the connecting rod 2 and are respectively threadedly connected to the inside of the corresponding fixing bolt grooves 15. A limiting column groove 12 is formed inside the slot formed on the end of the honing rod 1 close to the honing head 6. A limiting column 13 is slidably connected inside the limiting column groove 12. One end of the honing rod 1 close to the connecting column 11 is fixedly connected to the outer wall of the connecting column 11.

[0034] Further, when using this device, it is started by connecting to an external power supply. First, the honing rod 1 is connected to an external device through the connector 4. Then, while driving the honing rod 1 by the external device, the honing head 6 is driven to process the parts. Then, when it is necessary to adjust the length of the honing rod 1, the fixing bolt 5 is rotated to make the other end of the fixing bolt 5 disengage from the inside of the fixing bolt groove 15. Then, the honing rod 1 can be pulled to pull out the extension rod 3 from the inside of the connecting rod 2 to increase the length of the honing rod 1.

[0035] Further, when it is necessary to disassemble the honing head 6, the rotating ring 7 is rotated to drive the connecting block 19 to rotate around the rotating column 14 and move along the guiding groove 18 at the same time. Then, while driving the rotating column 14 to rotate by the connecting block 19, the coil spring 17 is contracted and the square block 20 is driven to rotate at the same time. Furthermore, while driving one end of the limiting block 9 to rotate by the square block 20, the outer wall of one end of the limiting block 9 is disengaged from the inside of the second limiting block groove 10. Then, the honing head 6 can be pulled to remove it from the honing rod 1, which is convenient for the assembly and disassembly of the honing head 6.

[0036] By rotating the rotating ring 7 in the limiting device to drive the connecting block 19 to rotate around the rotating column 14 and move along the guiding groove 18 at the same time. Then, while driving the rotating column 14 to rotate by the connecting block 19, the coil spring 17 is contracted and the square block 20 is driven to rotate at the same time. Furthermore, while driving one end of the limiting block 9 to rotate by the square block 20, the outer wall of one end of the limiting block 9 is disengaged from the inside of the second limiting block groove 10. Then, the honing head 6 can be pulled to remove it from the honing rod 1, which is convenient for disassembling the honing head 6 and avoids the need for workers to use tools to remove the honing head 6 from the honing rod 1, effectively improving the maintenance and repair efficiency of the honing head 6. When it is necessary to adjust the length of the honing rod 1, the fixing bolt 5 is rotated to make the other end of the fixing bolt 5 disengage from the inside of the fixing bolt groove 15. Then, the honing rod 1 can be pulled to pull out the extension rod 3 from the inside of the connecting rod 2 to increase the length of the honing rod 1, which is convenient for adjusting the length of the honing rod 1, effectively improving the practicability and flexibility of the device, and at the same time improving the working efficiency of workers.

[0037] Working principle: First, the honing rod 1 is connected to an external device through the connector 4. Then, while driving the honing rod 1 through the external device, the honing head 6 is driven to machine the part. When it is necessary to adjust the length of the honing rod 1, the fixing bolt 5 is rotated so that the other end of the fixing bolt 5 disengages from the inside of the fixing bolt groove 15. Then, the honing rod 1 can be pulled to pull out the extension rod 3 from the inside of the connecting rod 2 to increase the length of the honing rod 1. Next, when it is necessary to disassemble the honing head 6, the rotating ring 7 is rotated to drive the connecting block 19 to rotate around the rotating column 14 and move along the guiding groove 18 at the same time. Then, while driving the rotating column 14 to rotate through the connecting block 19, the coil spring 17 is contracted and the square block 20 is driven to rotate. Furthermore, while driving one end of the limiting block 9 to rotate through the square block 20, the outer wall of one end of the limiting block 9 disengages from the inside of the second limiting block groove 10. Then, the honing head 6 can be pulled to remove it from the honing rod 1, which facilitates the assembly and disassembly of the honing head 6.

[0038] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the said technical field, various changes can be made without departing from the gist of the present invention.

Claims

1. A honing head convenient for assembly, comprising a honing rod (1), characterized in that: A limiting device is provided on the honing rod (1); The limiting device includes a honing head (6), a connecting column (11) and a rotating ring (7). The connecting column (11) is fixedly connected to one end of the honing head (6). The inner wall of the rotating ring (7) is rotatably sleeved on the outer wall of the connecting column (11). A rotating column (14) is rotatably connected inside the connecting column (11). A square block (20) is fixedly connected to the end of the rotating column (14) away from the honing head (6). A guiding groove (18) is formed on the outer wall of the connecting column (11). Four first limiting block grooves (8) are formed on the outer wall of the connecting column (11) away from the honing head (6); Among them, a limiting block (9) is slidably connected inside each of the four first limiting block grooves (8). A connecting block (19) is slidably connected inside the guiding groove (18). Four second limiting block grooves (10) are formed inside the groove formed on the outer wall of the honing rod (1) near the honing head (6). A spring winding groove (16) is formed inside the connecting column (11). A spring (17) is arranged inside the spring winding groove (16).

2. The honing head according to claim 1, which is easy to assemble, is characterized in that: The guiding groove (18) is arc-shaped. One ends of the four limiting blocks (9) close to the square block (20) are respectively rotatably connected to the outer walls of the four corners of the square block (20). One end of the connecting block (19) close to the rotating ring (7) is fixedly connected to the inner wall of the rotating ring (7); Among them, the outer wall of the connecting column (11) away from the honing head (6) is slidably connected inside the groove formed on the outer wall of one end of the honing rod (1). One ends of the four limiting blocks (9) close to the second limiting block grooves (10) are respectively in contact with the inner walls of the corresponding second limiting block grooves (10). Two ends of the spring (17) are respectively fixedly connected to the outer wall of the rotating column (14) and the inner wall of the spring winding groove (16).

3. The honing head according to claim 1, which is easy to assemble, is characterized in that: One end of the honing rod (1) away from the honing head (6) is fixedly connected to a connecting rod (2); Among them, an extension rod (3) is slidably connected inside the groove formed on the outer wall of one end of the connecting rod (2) away from the honing rod (1).

4. The honing head according to claim 3, characterized in that: One end of the extension rod (3) away from the honing rod (1) is fixedly connected to a connecting head (4); Among them, two fixing bolts (5) are threadedly connected to the outer wall of the connecting rod (2). A plurality of fixing bolt grooves (15) are formed on the outer wall of the extension rod (3).

5. The honing head according to claim 4, wherein: One ends of the two fixing bolts (5) close to the fixing bolt grooves (15) are respectively threadedly extended into the groove formed on the outer wall of one end of the connecting rod (2) and are respectively threadedly connected to the inside of the corresponding fixing bolt grooves (15).

6. The honing head according to claim 1, which is easy to assemble, is characterized in that: A limiting column groove (12) is formed inside the groove formed on one end of the honing rod (1) near the honing head (6). A limiting column (13) is slidably connected inside the limiting column groove (12); Among them, one end of the honing rod (1) close to the connecting column (11) is fixedly connected to the outer wall of the connecting column (11).

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