Efficient piston pin machining device

Abstract

The utility model discloses an efficient piston pin machining device which comprises a mounting plate, a rotating air cylinder is fixedly mounted on one side of the mounting plate, a movable seat is fixedly mounted on one side, away from the mounting plate, of the rotating air cylinder, and a fixing ring is fixedly mounted on one side, located on the outer side of the rotating air cylinder, of the mounting plate. Fixing rods are symmetrically mounted on the side, close to the mounting plate, of the movable seat, the two fixing rods are both slidably connected with the fixing ring, limiting assemblies are symmetrically arranged on the portions, located on the two sides of the fixing ring, of one side of the mounting plate, and fixing assemblies are symmetrically arranged on the inner side and the outer side of the movable seat; the limiting assembly comprises mounting rods symmetrically mounted on the two sides of the fixing ring, and one sides of the outer portions of the two mounting rods are slidably connected with U-shaped rods. And the movable seat can be supported and limited, the impact force on the rotating air cylinder during piston pin machining can be reduced, the service life of the rotating air cylinder is prolonged, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of piston pin processing, in particular to a high-efficiency piston pin processing device. Background Art

[0002] The piston is the heart of the internal combustion engine. It bears the alternating mechanical load and thermal load and is one of the key components with the worst working conditions in the engine. The function of the piston is to bear the gas pressure and transmit it to the connecting rod through the piston pin to drive the crankshaft to rotate.

[0003] Publication No. CN211681102U discloses a piston pin processing device. The patent is provided with a turning cylinder and a clamping workpiece, so that after the processing equipment has processed one side of the piston pin, it can be directly turned over to the other side for processing through the turning cylinder, without the need for the staff to manually turn over or the manipulator to turn over the other side for processing, which improves the processing efficiency and facilitates the work of the staff. However, the patent still has the following problems in actual use:

[0004] By turning the piston pin over by rotating the cylinder, there is no need for the worker to manually turn it over or for the robot to turn the other side for processing, which improves the processing efficiency and facilitates the work of the worker. However, in actual use, the piston pin is chamfered after being turned over. The piston pin is mainly supported by the rotating cylinder, which exerts a large force on the rotating cylinder. Long-term use may cause damage to the rotating cylinder and reduce the service life of the rotating cylinder.

[0005] A high-efficiency piston pin processing device is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide a high-efficiency piston pin processing device to solve the problem raised in the above-mentioned background technology that the piston pin is currently turned over by a rotating cylinder, and there is no need for the staff to manually turn it over or for the robot to turn over the other side for processing, thereby improving the processing efficiency and facilitating the work of the staff. However, in actual use, the piston pin is chamfered after being turned over, and the piston pin is mainly supported by the rotating cylinder, which exerts a large force on the rotating cylinder. Long-term use may cause damage to the rotating cylinder, thereby reducing the service life of the rotating cylinder.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient piston pin processing device, comprising a mounting plate;

[0008] A rotating cylinder is fixedly mounted on one side of the mounting plate, and a movable seat is fixedly mounted on a side of the rotating cylinder away from the mounting plate;

[0009] Also includes:

[0010] One side of the mounting plate is located outside the rotating cylinder and fixedly mounted with a fixing ring, and a side of the movable seat close to the mounting plate is symmetrically mounted with fixing rods, and both fixing rods are slidably connected to the fixing ring, and one side of the mounting plate is located on both sides of the fixing ring and symmetrically arranged with limiting components, and the inner and outer sides of the movable seat are symmetrically arranged with fixing components;

[0011] The limit assembly includes mounting rods symmetrically mounted on both sides of the fixing ring, and one side of the outside of the two mounting rods is slidably connected to the U-shaped rod, and two groups of sliding grooves are symmetrically opened on the outside of the fixing ring, and the U-shaped rod is slidably connected to the sliding grooves, and two groups of positioning grooves are symmetrically opened on one side of the inside of the fixing ring, and the positioning grooves are engaged and connected with the U-shaped rod;

[0012] The fixing assembly includes electric push rods symmetrically mounted on the outside of the movable seat, and movable plates are fixedly mounted on the ends of the two electric push rods that are close to each other, and guide rods are symmetrically mounted on the sides of the two movable plates that are away from each other, and the guide rods are slidably connected to the movable seat.

[0013] Preferably, a return spring is sleeved on one side of the outer side of the two mounting rods, and one end of the return spring is fixedly connected to the U-shaped rod, and the other end of the return spring is fixedly installed with a fixed block, and the fixed block is fixedly connected to the mounting rod, and the fixed block is fixedly connected to the mounting plate.

[0014] Preferably, the two U-shaped rods are hinged with a rotating rod on one side close to the movable seat, and a sliding sleeve is sleeved on the outer side of the rotating rod, and the sliding sleeve is slidably connected to the rotating rod, and the sliding sleeve is movably connected to a support rod on one side close to the mounting plate, and the support rod is fixedly connected to the mounting plate.

[0015] Preferably, the two movable plates are symmetrically hinged with movable sleeves on the sides close to each other, and two rubber plates are fixedly installed on the sides close to each other of the two sets of movable sleeves, and the movable sleeves are hinged with sliding rods on the sides close to the movable plates, and the sliding sleeves are sleeved on the outer side of the sliding rods, and the sliding sleeves are slidably connected to the sliding rods.

[0016] Preferably, a sliding groove is formed through one side of the two movable plates, and the sliding sleeve is slidably connected to the sliding groove, and limiting grooves are symmetrically formed inside the sliding groove, and the limiting grooves are slidably connected to limiting blocks inside, and the limiting blocks are fixedly connected to the sliding sleeve.

[0017] Preferably, a telescopic spring is sleeved on the other side of the outside of the two groups of sliding rods, and one end of the telescopic spring is fixedly connected to the sliding sleeve, and a mounting block is fixedly installed on the other end of the telescopic spring, and the mounting block is fixedly connected to the sliding rod.

[0018] Preferably, the adjacent sides of the two groups of movable sleeves are symmetrically provided with mounting grooves, and a spherical piece is hinged inside the mounting groove, and a plurality of rubber bumps are fixedly mounted on one side of the spherical piece.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the high-efficiency piston pin processing device is provided with limit assemblies on both sides of the fixing ring on one side of the mounting plate, so that the movable seat can be supported and limited, and the impact force on the rotating cylinder during the piston pin processing can be reduced, the service life of the rotating cylinder is increased, and the practicality is improved. The specific contents are as follows:

[0020] The U-shaped rod can be pulled to move by the rotation of the rotating rod, so that the U-shaped rod disengages from the positioning groove and slides on the sliding groove, and the return spring can be compressed while the U-shaped rod moves, so that the U-shaped rod no longer blocks the fixed rod, and the piston pin on the movable seat is turned over by starting the rotating cylinder. After turning over, the rotating rod is released, and the return spring recovers the deformation, so that the U-shaped rod is reset and stuck on the outside of the fixed rod, so that the fixed rod is limited and the movable seat is supported. The limit assembly allows the movable seat to be supported and limited, which can reduce the impact force on the rotating cylinder during the processing of the piston pin, thereby improving the service life of the rotating cylinder and improving the practicality.

[0021] 2. A fixing assembly is provided inside and outside the movable seat. When the piston pin is fixed, the piston pin is placed between the two movable plates, and then the electric push rod is started to drive the movable plate close to the piston pin. When the movable plate moves, the guide rod is driven to slide on the movable seat to limit the movement of the movable plate, so that the two sets of movable sleeves are in contact with the piston pin. After the movable sleeve contacts the piston pin, it can be rotated according to the size of the piston pin. After the movable sleeve rotates, it can drive the sliding rod to slide on the sliding sleeve, and the telescopic spring can be stretched by the mounting block, and the sliding sleeve can be driven to slide in the sliding groove, so that the limiting block slides in the limiting groove, and the movement of the sliding sleeve is limited, so that the movable sleeve rotates to fit the piston pin, and the spherical part rotates in the mounting groove and fits the piston pin, and then the piston pin is fixed. The fixing assembly is convenient for fixing piston pins of different sizes, thereby improving the scope of application and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the side structure of the limit assembly of the utility model;

[0024] Figure 3 For this utility model Figure 2 Schematic diagram of the structure of the middle A area;

[0025] Figure 4 This is a partial front cross-sectional structural diagram of the fixing component of the utility model;

[0026] Figure 5 For this utility model Figure 4 Schematic diagram of the enlarged structure of area B in the middle.

[0027] In the figure: 1. mounting plate; 101. rotating cylinder; 102. movable seat; 103. fixing ring; 104. fixing rod; 2. limiting assembly; 201. mounting rod; 202. U-shaped rod; 203. positioning groove; 204. sliding groove; 205. reset spring; 206. fixing block; 207. rotating rod; 208. sliding sleeve; 209. supporting rod; 3. fixing assembly; 301. electric push rod; 302. movable plate; 303. guide rod; 304. movable sleeve; 3041. rubber plate; 305. sliding rod; 306. sliding sleeve; 307. sliding groove; 308. limiting groove; 309. limiting block; 310. telescopic spring; 311. mounting block; 312. mounting groove; 313. spherical part. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-5The utility model provides a technical solution: an efficient piston pin processing device, including a mounting plate 1, a rotating cylinder 101 is fixedly installed on one side of the mounting plate 1, and a movable seat 102 is fixedly installed on the side of the rotating cylinder 101 away from the mounting plate 1, and also includes: a fixing ring 103 is fixedly installed on one side of the mounting plate 1 located on the outside of the rotating cylinder 101, and a fixing rod 104 is symmetrically installed on the side of the movable seat 102 close to the mounting plate 1, and the two fixing rods 104 are both slidably connected to the fixing ring 103, and a limiting component 2 is symmetrically arranged on both sides of the fixing ring 103 on one side of the mounting plate 1, and a fixing component 3 is symmetrically arranged on the inner and outer sides of the movable seat 102, wherein the limiting component 2 includes mounting rods 201 symmetrically installed on both sides of the fixing ring 103, and the outer sides of the two mounting rods 201 are both slidably connected to a U-shaped Rod 202, and two groups of sliding grooves 204 are symmetrically opened on the outside of the fixing ring 103, and the U-shaped rod 202 is slidably connected to the sliding groove 204, and two groups of positioning grooves 203 are symmetrically opened on one side of the inner side of the fixing ring 103, and the positioning groove 203 is snap-connected with the U-shaped rod 202, wherein the fixing component 3 includes an electric push rod 301 symmetrically installed on the outside of the movable seat 102, and the ends of the two electric push rods 301 that are close to each other are fixedly installed with movable plates 302, and the sides of the two movable plates 302 that are away from each other are symmetrically installed with guide rods 303, and the guide rod 303 is slidably connected to the movable seat 102, and the movable seat 102 can be supported and limited by the limiting component 2, which can reduce the impact force of the piston pin on the rotating cylinder 101 during processing, thereby improving the service life of the rotating cylinder 101 and improving the practicality.

[0030] A return spring 205 is sleeved on one side of the outer side of the two mounting rods 201, and one end of the return spring 205 is fixedly connected to the U-shaped rod 202, and a fixed block 206 is fixedly installed on the other end of the return spring 205, and the fixed block 206 is fixedly connected to the mounting rod 201, and the fixed block 206 is fixedly connected to the mounting plate 1, so that the U-shaped rod 202 can automatically reset after moving, and a rotating rod 207 is hinged on one side of the two U-shaped rods 202 close to the movable seat 102, and a sliding sleeve 208 is sleeved on the outer side of the rotating rod 207, and the sliding sleeve 208 is fixedly installed on the other end of the return spring 205. 8 is slidably connected to the rotating rod 207, and the side of the sliding sleeve 208 close to the mounting plate 1 is movably connected to the support rod 209, and the support rod 209 is fixedly connected to the mounting plate 1 to support the rotation of the rotating rod 207. The two movable plates 302 are symmetrically hinged with movable sleeves 304 on the sides close to each other, and two rubber plates 3041 are fixedly installed on the sides close to each other of the two sets of movable sleeves 304, and the movable sleeves 304 are hinged with sliding rods 305 on the sides close to the movable plates 302, and the outer side of the sliding rod 305 is sleeved with a sliding sleeve 306, and The sliding sleeve 306 is slidably connected to the sliding rod 305, and the fixing assembly 3 is convenient for fixing piston pins of different sizes, thereby improving the scope of application and practicality. A sliding groove 307 is provided on one side of the two movable plates 302, and the sliding sleeve 306 is slidably connected to the sliding groove 307, and the interior of the sliding groove 307 is symmetrically provided with a limiting groove 308, and the interior of the limiting groove 308 is slidably connected to a limiting block 309, and the limiting block 309 is fixedly connected to the sliding sleeve 306, so that the movement of the sliding sleeve 306 is limited. A telescopic spring 310 is sleeved on the other side of the outside, and one end of the telescopic spring 310 is fixedly connected to the sliding sleeve 306, and a mounting block 311 is fixedly installed on the other end of the telescopic spring 310, and the mounting block 311 is fixedly connected to the sliding rod 305, so that the sliding rod 305 can automatically reset after moving. The two sets of movable sleeves 304 are symmetrically provided with mounting grooves 312 on the side close to each other, and a spherical piece 313 is hinged inside the mounting groove 312, and a plurality of rubber bumps are fixedly installed on one side of the spherical piece 313 to improve the fixing effect of the piston pin.

[0031] Working principle: Before using this high-efficiency piston pin processing device, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 5As shown, a limit assembly 2 is provided on both sides of the fixing ring 103 on one side of the mounting plate 1. When the piston pin is turned over, the two rotating rods 207 are pushed to rotate. The rotating rod 207 can drive the sliding sleeve 208 to rotate on the supporting rod 209, and the rotating rod 207 can slide on the sliding sleeve 208. Then, the U-shaped rod 202 can be pulled to move by the rotation of the rotating rod 207, so that the U-shaped rod 202 is separated from the positioning groove 203 and slides on the sliding groove 204. The U-shaped rod 202 can compress the reset spring 205 while moving, so that the U-shaped rod 202 2. The fixed rod 104 is no longer blocked. The piston pin on the movable seat 102 is turned over by starting the rotating cylinder 101. After turning over, the rotating rod 207 is released, and the reset spring 205 recovers its deformation, so that the U-shaped rod 202 is reset and stuck outside the fixed rod 104, so that the fixed rod 104 is limited and the movable seat 102 is supported. The limit assembly 2 allows the movable seat 102 to be supported and limited, which can reduce the impact force of the piston pin on the rotating cylinder 101 during processing, thereby increasing the service life of the rotating cylinder 101 and improving its practicality.

[0032] A fixing assembly 3 is provided inside and outside the movable seat 102. When fixing the piston pin, the piston pin is placed between the two movable plates 302, and then the electric push rod 301 is started to drive the movable plate 302 close to the piston pin. When the movable plate 302 moves, the guide rod 303 is driven to slide on the movable seat 102 to limit the movement of the movable plate 302, so that the two sets of movable sleeves 304 are in contact with the piston pin. After the movable sleeves 304 are in contact with the piston pin, they can rotate according to the size of the piston pin. After the movable sleeves 304 rotate, they can drive The sliding rod 305 slides on the sliding sleeve 306, and the telescopic spring 310 can be stretched through the mounting block 311, and the sliding sleeve 306 can be driven to slide in the sliding groove 307, so that the limiting block 309 slides in the limiting groove 308, and the movement of the sliding sleeve 306 is limited, so that the movable sleeve 304 rotates to fit the piston pin, and the spherical part 313 rotates in the mounting groove 312 and fits the piston pin, thereby fixing the piston pin. The fixing component 3 is convenient for fixing piston pins of different sizes, thereby improving the scope of application and practicality.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An efficient piston pin processing device, comprising a mounting plate (1); A rotating cylinder (101) is fixedly mounted on one side of the mounting plate (1), and a movable seat (102) is fixedly mounted on a side of the rotating cylinder (101) away from the mounting plate (1); It is characterized in that Also includes: A fixing ring (103) is fixedly mounted on one side of the mounting plate (1) located outside the rotating cylinder (101), and fixing rods (104) are symmetrically mounted on one side of the movable seat (102) close to the mounting plate (1), and both fixing rods (104) are slidably connected to the fixing ring (103), and a limiting component (2) is symmetrically arranged on both sides of the fixing ring (103) on one side of the mounting plate (1), and fixing components (3) are symmetrically arranged on the inner side and the outer side of the movable seat (102); The position limiting assembly (2) comprises mounting rods (201) symmetrically mounted on both sides of the fixing ring (103), and the outer sides of the two mounting rods (201) are slidably connected to the U-shaped rod (202), and the outer side of the fixing ring (103) is symmetrically provided with two groups of sliding grooves (204), and the U-shaped rod (202) is slidably connected to the sliding grooves (204), and the inner side of the fixing ring (103) is symmetrically provided with two groups of positioning grooves (203), and the positioning grooves (203) are snap-fitted and connected to the U-shaped rod (202); The fixing assembly (3) comprises electric push rods (301) symmetrically mounted on the outside of the movable seat (102), and the ends of the two electric push rods (301) that are close to each other are fixedly mounted with movable plates (302), and the sides of the two movable plates (302) that are away from each other are symmetrically mounted with guide rods (303), and the guide rods (303) are slidably connected to the movable seat (102).

2. The high-efficiency piston pin processing device according to claim 1, characterized in that: A return spring (205) is sleeved on one side of the exterior of the two mounting rods (201), one end of the return spring (205) is fixedly connected to the U-shaped rod (202), and a fixed block (206) is fixedly installed on the other end of the return spring (205), and the fixed block (206) is fixedly connected to the mounting rod (201), and the fixed block (206) is fixedly connected to the mounting plate (1).

3. The high-efficiency piston pin processing device according to claim 1, characterized in that: The two U-shaped rods (202) are both hingedly connected to a rotating rod (207) on one side close to the movable seat (102), and a sliding sleeve (208) is sleeved on the outer side of the rotating rod (207), and the sliding sleeve (208) is slidably connected to the rotating rod (207), and a support rod (209) is movably connected to the side of the sliding sleeve (208) close to the mounting plate (1), and the support rod (209) is fixedly connected to the mounting plate (1).

4. The high-efficiency piston pin processing device according to claim 1, characterized in that: The two movable plates (302) are symmetrically hinged with movable sleeves (304) on the adjacent sides, and two rubber plates (3041) are fixedly installed on the adjacent sides of the two sets of movable sleeves (304), and the movable sleeves (304) are hinged with sliding rods (305) on the adjacent sides of the movable plates (302), and the sliding sleeves (306) are sleeved on the outer side of the sliding rods (305), and the sliding sleeves (306) are slidably connected to the sliding rods (305).

5. The high-efficiency piston pin processing device according to claim 1, characterized in that: A sliding groove (307) is provided through one side of the two movable plates (302), and the sliding sleeve (306) is slidably connected to the sliding groove (307), and a limiting groove (308) is symmetrically provided inside the sliding groove (307), and a limiting block (309) is slidably connected inside the limiting groove (308), and the limiting block (309) is fixedly connected to the sliding sleeve (306).

6. The high-efficiency piston pin processing device according to claim 4, characterized in that: A telescopic spring (310) is sleeved on the other side of the two sets of sliding rods (305), one end of the telescopic spring (310) is fixedly connected to the sliding sleeve (306), and a mounting block (311) is fixedly mounted on the other end of the telescopic spring (310), and the mounting block (311) is fixedly connected to the sliding rod (305).

7. The high-efficiency piston pin processing device according to claim 4, characterized in that: The two sets of movable sleeves (304) are symmetrically provided with mounting grooves (312) on the adjacent sides, and a spherical piece (313) is hinged inside the mounting groove (312), and a plurality of rubber bumps are fixedly mounted on one side of the spherical piece (313).

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