Fixing tool for piston ring machining

Abstract

The utility model discloses a fixing tool for piston ring machining, and relates to the field of fixing for piston ring machining. The fixing tool for piston ring machining comprises a sliding base, a fixing base, a plurality of limiting assemblies, a fixing assembly and a cutting assembly, the sliding base is slidably connected to the upper surface of the sliding base, the limiting assemblies are connected to the two ends of the top of the sliding base, and the piston rings are connected between the limiting assemblies. According to the fixing tool for movable ring machining, the distance between limiting blocks is changed by adjusting adjusting bolts in the limiting assemblies, so that the fixing tool adapts to transverse fixing of piston rings with different diameters, the distance between a tooth-shaped fixing piece and the upper surface of the sliding base is changed by rotating nuts in the fixing assemblies, and therefore the fixing tool adapts to vertical fixing of the piston rings with different thicknesses; the piston rings with different diameters and thicknesses can be machined and cut off, adjustment of the whole device is more flexible, the cutting-off position is fixed, and the machining and cutting-off precision is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of piston ring processing, in particular to a fixing tool for piston ring processing. Background Art

[0002] The piston ring is a metal ring embedded in the piston groove. It is mainly divided into compression ring and oil ring. It has the function of sealing the combustible mixture in the combustion chamber and scraping off the excess oil on the cylinder. The piston ring plays a vital role in the engine. It not only affects the efficiency of the engine, but also involves environmental protection, durability and other performance. Therefore, during the processing of the piston ring, the piston ring needs to be cut off. During the cutting process, the cutting accuracy and quality of the piston ring need to be strictly controlled to avoid affecting the later installation and use of the piston ring.

[0003] However, some of the current piston ring cutting devices have problems such as loose piston ring fixation, single fixing type, and inflexible adjustment, which leads to low piston ring processing accuracy and poor product quality, affecting the use of subsequent products. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a fixing tool for piston ring processing, which solves the problems of low piston ring processing accuracy and poor product quality caused by the loose fixing of some tools, the single type of fixed piston ring and the inflexible adjustment.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a fixed tooling for piston ring processing, comprising a sliding base, a fixed base, a plurality of limit assemblies, a fixed assembly and a cutting assembly, the sliding base is slidably connected to the upper surface of the sliding base, a plurality of the limit assemblies are connected to the two ends of the top of the sliding base, the fixed assembly is connected to the geometric center position of the upper surface of the sliding base, the cutting assembly is arranged above the fixed assembly, and the piston ring is connected between the plurality of the limit assemblies.

[0006] Preferably, the fixing assembly includes a tooth-shaped fixing part, a spring, a vertical bolt and a nut, the tooth-shaped fixing part is slidably connected to the vertical bolt, the bottom end of the spring is fixedly connected to the sliding base, and the top end is fixedly connected to the tooth-shaped fixing part, the spring is arranged on the outside of the vertical bolt, the bottom end of the vertical bolt is fixedly connected to the sliding base, the vertical bolt passes through the tooth-shaped fixing part and is threadedly connected to the nut, and the nut is rotatably connected to the upper surface of the tooth-shaped fixing part.

[0007] Preferably, the limit assembly includes a limit block, a vertical block and an adjusting bolt, the limit block is slidably connected to the upper surface of the sliding base, the vertical block is fixedly connected to the side of the sliding base, the adjusting bolt passes through the vertical block and is rotatably connected to the limit block, and the adjusting bolt and the vertical block are threadedly connected.

[0008] Preferably, a plurality of slide grooves are provided on the upper surface of the fixed base, a fixed block is fixedly connected to the front side of the fixed base, a fastening bolt is threadedly connected to the center position of the fixed block, and the fastening bolt abuts against the sliding base.

[0009] Preferably, a plurality of sliding blocks are provided at the bottom of the sliding base, and the plurality of sliding blocks are slidably connected in the sliding groove.

[0010] Preferably, the cutting assembly includes a machine base, a rotating shaft and a cutter, the machine base is arranged on the back of the fixed base, the rotating shaft is rotatably connected to the machine base, the cutter is fixedly sleeved on the rotating shaft, and the rotating shaft and the cutter are arranged above the opening position of the tooth-shaped fixing piece.

[0011] Preferably, a hole is formed on the tooth-shaped fixing piece, a collar is disposed in the hole, the collar is fixedly connected in the hole, and the collar is fixedly connected to the top end of the spring.

[0012] The utility model discloses a fixing tool for piston ring processing, which has the following beneficial effects:

[0013] The position of the limit block is changed by adjusting the adjusting bolt in the limit assembly to adapt to the lateral fixation of piston rings of different diameters. The distance between the tooth-shaped fixing part and the upper surface of the sliding base is changed by rotating the nut in the fixing assembly to adapt to the vertical fixation of piston rings of different thicknesses. Piston rings of different diameters and thicknesses can be processed and cut, making the adjustment of the entire device more flexible, and the cutting position is fixed, so that the processing and cutting accuracy is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structural connection of the fixed components of the utility model;

[0017] Figure 3 It is the fixed component structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the sliding connection between the sliding base and the fixed base of the utility model.

[0019] In the figure: 1. sliding base; 101. slider; 2. fixed base; 201. slide groove; 202. fixed block; 203. fastening bolt; 3. limit assembly; 301. limit block; 302. vertical block; 303. adjusting bolt; 4. fixing assembly; 401. tooth-shaped fixing piece; 4011. collar; 402. spring; 403. vertical bolt; 404. nut; 5. cutting assembly; 501. machine base; 502. rotating shaft; 503. cutter; 6. piston ring. DETAILED DESCRIPTION

[0020] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] The utility model embodiment discloses a fixing tool for processing a piston ring.

[0022] According to the attached Figure 1-4 As shown, it includes a sliding base 1, a fixed base 2, a plurality of limit components 3, a fixed component 4 and a cutting component 5. The sliding base 1 is slidably connected to the upper surface of the fixed base 2, a plurality of limit components 3 are connected to the two ends of the top of the sliding base 1, the fixed component 4 is connected to the geometric center position of the upper surface of the sliding base 1, the cutting component 5 is arranged above the fixed component 4, and a piston ring 6 is connected between the plurality of limit components 3.

[0023] Specifically disclosed, the fixing assembly 4 includes a tooth-shaped fixing part 401, a spring 402, a vertical bolt 403 and a nut 404, the tooth-shaped fixing part 401 is slidably connected to the vertical bolt 403, the bottom end of the spring 402 is fixedly connected to the sliding base 1, and the top end is fixedly connected to the tooth-shaped fixing part 401, the spring 402 is arranged on the outside of the vertical bolt 403, the bottom end of the vertical bolt 403 is fixedly connected to the sliding base 1, the vertical bolt 403 passes through the tooth-shaped fixing part 401 and is threadedly connected to the nut 404, the nut 404 is rotatably connected to the upper surface of the tooth-shaped fixing part 401, the spring 402 is always in a compressed state, and the nut 404 is rotated so that the tooth-shaped fixing part 401 can move up and down, so that piston rings 6 of different thicknesses can be used.

[0024] Furthermore, the limit assembly 3 includes a limit block 301, a vertical block 302 and an adjusting bolt 303. The limit block 301 is slidably connected to the upper surface of the sliding base 1, the vertical block 302 is fixedly connected to the side of the sliding base 1, the adjusting bolt 303 passes through the vertical block 302 and is rotatably connected to the limit block 301, and the adjusting bolt 303 and the vertical block 302 are threadedly connected. The position of the limit block 301 is changed by adjusting the adjusting bolt 303 in the limit assembly 3, thereby adapting to the lateral fixation of piston rings 6 of different diameters.

[0025] Furthermore, a plurality of slide grooves 201 are provided on the upper surface of the fixed base 2, a fixed block 202 is fixedly connected to the front of the fixed base 2, a fastening bolt 203 is threadedly connected to the center position of the fixed block 202, the fastening bolt 203 is abutted against the sliding base 1, and the sliding base 1 is moved out, so that different types of piston rings 6 can be better installed and removed, which is convenient for subsequent cutting.

[0026] Furthermore, a plurality of sliding blocks 101 are provided at the bottom of the sliding base 1 , and the plurality of sliding blocks 101 are slidably connected in the sliding groove 201 .

[0027] Furthermore, the cutting assembly 5 includes a machine base 501, a rotating shaft 502 and a cutter 503. The machine base 501 is arranged on the back of the fixed base 2, the rotating shaft 502 is rotatably connected to the machine base 501, and the cutter 503 is fixedly sleeved on the rotating shaft 502. The rotating shaft 502 and the cutter 503 are arranged above the opening position of the tooth-shaped fixing part 401.

[0028] It should be particularly emphasized that a hole is opened on the tooth-shaped fixing part 401, and a ring 4011 is arranged in the hole. The ring 4011 is fixedly connected in the hole, and the ring 4011 is fixedly connected to the top of the spring 402, so that the spring 402 can squeeze the tooth-shaped fixing part 401 to move upward.

[0029] Working principle: first, move out the sliding base 1, place the piston ring 6 on the sliding base 1, rotate the adjusting bolts 303 at both ends to make the limit block 301 abut against the side of the piston ring 6 and fix it, then rotate the nut 404 on the vertical bolt 403 to drive the tooth-shaped fixing part 401 to move downward until it abuts against the top of the piston ring 6 and fixes the piston ring 6 at the geometric center position of the sliding base 1, then move the sliding base 1 to the fixed position below the cutting assembly 5, tighten the fastening bolts 203 to fix the sliding base 1, and finally use the cutting assembly 5 to complete the cutting of the piston ring 6.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fixed tool for piston ring processing, comprising a sliding base (1), a fixed base (2), a plurality of limit assemblies (3), a fixed assembly (4) and a cutting assembly (5), characterized in that: The sliding base (1) is slidably connected to the upper surface of the fixed base (2), a plurality of the limiting components (3) are connected to the two ends of the top of the sliding base (1), the fixed component (4) is connected to the geometric center position of the upper surface of the sliding base (1), the cutting component (5) is arranged above the fixed component (4), and a piston ring (6) is connected between the plurality of the limiting components (3); The fixing assembly (4) comprises a tooth-shaped fixing piece (401), a spring (402), a vertical bolt (403) and a nut (404); the tooth-shaped fixing piece (401) is slidably connected to the vertical bolt (403); the bottom end of the spring (402) is fixedly connected to the sliding base (1), and the top end is fixedly connected to the tooth-shaped fixing piece (401); the spring (402) is arranged on the outside of the vertical bolt (403); the bottom end of the vertical bolt (403) is fixedly connected to the sliding base (1); the vertical bolt (403) passes through the tooth-shaped fixing piece (401) and is threadedly connected to the nut (404); and the nut (404) is rotatably connected to the upper surface of the tooth-shaped fixing piece (401).

2. A fixing tool for piston ring processing according to claim 1, characterized in that: The limiting assembly (3) comprises a limiting block (301), a vertical block (302) and an adjusting bolt (303); the limiting block (301) is slidably connected to the upper surface of the sliding base (1); the vertical block (302) is fixedly connected to the side of the sliding base (1); the adjusting bolt (303) passes through the vertical block (302) and is rotatably connected to the limiting block (301); and the adjusting bolt (303) and the vertical block (302) are threadedly connected.

3. A fixing tool for piston ring processing according to claim 1, characterized in that: The upper surface of the fixed base (2) is provided with a plurality of sliding grooves (201); a fixed block (202) is fixedly connected to the front of the fixed base (2); a fastening bolt (203) is threadedly connected to the center of the fixed block (202); and the fastening bolt (203) is in contact with the sliding base (1).

4. A fixing tool for piston ring processing according to claim 1, characterized in that: A plurality of sliding blocks (101) are arranged at the bottom of the sliding base (1), and the plurality of sliding blocks (101) are slidably connected in the sliding groove (201).

5. The fixing tool for piston ring processing according to claim 1, characterized in that: The cutting assembly (5) comprises a machine base (501), a rotating shaft (502) and a cutter (503); the machine base (501) is arranged on the back of the fixed base (2); the rotating shaft (502) is rotatably connected to the machine base (501); the cutter (503) is fixedly sleeved on the rotating shaft (502); and the rotating shaft (502) and the cutter (503) are arranged above the opening position of the tooth-shaped fixing member (401).

6. The fixing tool for piston ring processing according to claim 1, characterized in that: The tooth-shaped fixing member (401) is provided with a hole, a collar (4011) is arranged in the hole, the collar (4011) is fixedly connected in the hole, and the collar (4011) is fixedly connected to the top end of the spring (402).

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