Normalizing treatment device for crankshaft production

Abstract

The utility model provides a normalizing treatment device for crankshaft production. The normalizing treatment device for crankshaft production comprises a box body, a first mounting plate is fixedly mounted on the outer wall of the left end of the box body, a first motor is mounted at the top of the first mounting plate, a first gear is fixedly mounted at the output end of the first motor, and a first rectangular groove is formed in the side wall of the left end of the box body. According to the normalizing treatment device for crankshaft production provided by the utility model, through interaction of components such as a motor II, a threaded rod, a rectangular plate, a connecting rod, a sliding block, a sliding groove, a rotating shaft, a disc, a rectangular groove I, a gear II, a gear I, a motor I and a fan, a plurality of groups of crankshafts can be heated at the same time; after being heated, the crankshaft can be directly conveyed to the cooling area to be cooled, the overheated crankshaft does not need to be conveyed to the cooling area at the farther position, heating treatment and cooling treatment are carried out in the box body, the use area of equipment is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of normalizing treatment devices, in particular to a normalizing treatment device used for crankshaft production. Background Art

[0002] The crankshaft is the most important component in the engine. It bears the force transmitted from the connecting rod and converts it into torque, which is output through the crankshaft and drives other accessories on the engine. The crankshaft is subjected to the centrifugal force of the rotating mass, the periodically changing gas inertia force and the reciprocating inertia force, which makes the crankshaft subject to bending and torsional loads. Therefore, the crankshaft is required to have sufficient strength and rigidity, the journal surface needs to be wear-resistant, work evenly and have good balance. The crankshaft usually needs to be normalized to meet the use requirements.

[0003] Currently available crankshaft normalizing equipment does not have a device for directly cooling the crankshaft. The heated crankshaft needs to be transferred from the normalizing treatment to a special cooling area for cooling, which not only increases the equipment footprint but also reduces the working efficiency.

[0004] Therefore, it is necessary to provide a normalizing treatment device for crankshaft production to solve the above technical problems. Utility Model Content

[0005] The utility model provides a normalizing treatment device for crankshaft production, which solves the problem that the crankshaft is transferred from normalizing treatment to a special cooling zone for cooling, which not only increases the equipment footprint but also reduces the working efficiency.

[0006] In order to solve the above technical problems, the utility model provides a normalizing treatment device for crankshaft production, comprising: a box body, a mounting plate 1 is fixedly installed on the outer wall of the left end of the box body, a motor 1 is installed on the top of the mounting plate 1, a gear 1 is fixedly installed on the output end of the motor 1, a rectangular groove 1 is opened on the left end side wall of the box body, a slide groove is fixedly installed on the right end inner wall of the box body, a slider is slidably connected to the inner wall of the slide groove, a rotating shaft is rotatably connected to the outer wall of the slider, the other end of the rotating shaft passes through the outside of the rectangular groove 1, a gear 2 is fixedly installed on the left end of the rotating shaft, and the gear 2 is meshed with the gear 1, and circular discs are fixedly installed on the left and right ends of the rotating shaft, and a plurality of groups of grooves are evenly opened on the side walls of the two groups of the circular discs, and the grooves on the left and right sides are both plugged with A crankshaft is provided with a heating device at the bottom of the box body, a mounting plate 2 and a mounting plate 3 are fixedly installed on the front end side walls of the box body, a motor 2 is fixedly installed on the top of the mounting plate 2, a threaded rod is fixedly installed on the output end of the motor 2, and the other end of the threaded rod is rotatably connected to the mounting plate 3, two groups of rectangular grooves 2 are symmetrically provided on the front end side walls of the box body, connecting rods are fixedly installed on the side walls of the two groups of sliders, the two groups of connecting rods pass through the rectangular grooves 2, a rectangular plate is fixedly installed between the two groups of connecting rods, the rectangular plate is threadedly connected to the threaded rod, a number of groups of circular holes are provided on the side walls at the front and rear ends of the box body, a protective cover is provided on the rear end side wall of the box body, a mounting plate 4 is installed inside the protective cover, and a fan is fixedly installed on the side wall of the mounting plate 4.

[0007] Preferably, a plurality of groups of limiting rods are evenly and fixedly mounted on the side walls of the two groups of disks, and limiting blocks are slidably connected to each two groups of limiting rods, and the limiting blocks are plug-connected to the grooves.

[0008] Preferably, a spring is fixedly installed between the inner top of the limiting rod and the top of the limiting block, and a handle is installed on the outer wall of the limiting block.

[0009] Preferably, a baffle is fixedly installed between the two groups of connecting rods located inside the box.

[0010] Preferably, the motor one, the motor two and the fan are all electrically connected to an external power supply.

[0011] Compared with the related art, the normalizing treatment device for crankshaft production provided by the utility model has the following beneficial effects:

[0012] The utility model provides a normalizing treatment device for crankshaft production. Through the interaction of components such as motor two, threaded rods, rectangular plates, connecting rods, sliders, slide grooves, rotating shafts, discs, rectangular groove one, gear two, gear one, motor one and fans, multiple groups of crankshafts can be heated at the same time. After heating, the crankshafts can be directly sent to a cooling zone for cooling. There is no need to transport the overheated crankshafts to a cooling zone at a distant location. The heating treatment and the cooling treatment are all carried out inside the box, which not only reduces the use area of ​​the equipment but also improves the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A structural schematic diagram of a preferred embodiment of a normalizing treatment device for crankshaft production provided by the utility model;

[0014] Figure 2 for Figure 1 The schematic diagram of the internal structure of the box shown;

[0015] Figure 3 for Figure 1 A schematic diagram of the internal structure of the protective cover shown;

[0016] Figure 4 for Figure 1 A schematic diagram of the structure of the disc structure shown;

[0017] Figure 5 for Figure 2 An enlarged schematic diagram of part A is shown;

[0018] Figure 6 for Figure 4 An enlarged schematic diagram of part B is shown.

[0019] Numbers in the figure: 1, box body, 2, rectangular groove one, 3, mounting plate one, 4, motor one, 5, gear one, 6, gear two, 7, rotating shaft, 8, round hole, 9, mounting plate two, 10, motor two, 11, threaded rod, 12, rectangular plate, 13, connecting rod, 14, rectangular groove two, 15, mounting plate three, 16, slide groove, 17, limit block, 18, disc, 19, baffle, 20, heating device, 21, crankshaft, 22, protective cover, 23, mounting plate four, 24, fan, 25, limit rod, 26, handle, 27, spring, 28, groove, 29, slider. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of a normalizing treatment device for crankshaft production provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the internal structure of the box shown; Figure 3 for Figure 1 A schematic diagram of the internal structure of the protective cover shown; Figure 4 for Figure 1 A schematic diagram of the structure of the disc structure shown; Figure 5 for Figure 2 An enlarged schematic diagram of part A is shown; Figure 6 for Figure 4 The enlarged schematic diagram of part B is shown. The normalizing treatment device for crankshaft production includes: a box body 1, a mounting plate 3 is fixedly installed on the outer wall of the left end of the box body 1, a motor 4 is installed on the top of the mounting plate 3, a gear 5 is fixedly installed on the output end of the motor 4, a rectangular groove 2 is opened on the left end side wall of the box body 1, a slide groove 16 is fixedly installed on the inner wall of the right end of the box body 1, a slider 29 is slidably connected to the inner wall of the slide groove 16, and a rotating shaft 7 is rotatably connected to the outer wall of the slider 29, and the other end of the rotating shaft 7 passes through the outside of the rectangular groove 2, a gear 26 is fixedly installed on the left end of the rotating shaft 7, and the gear 26 is meshed with the gear 5, and the left and right ends of the rotating shaft 7 are fixedly installed with a disk 18, and a plurality of groups of grooves 28 are evenly opened on the side walls of the two groups of the disks 18, and the crankshafts 21 are inserted in the grooves 28 on the left and right sides, and a heating device is installed at the bottom of the box body 1. Device 20, the front end side walls of the box body 1 are respectively fixedly installed with mounting plates 29 and 3 15, the top of the mounting plate 29 is fixedly installed with a motor 2 10, the output end of the motor 2 10 is fixedly installed with a threaded rod 11, the other end of the threaded rod 11 is rotatably connected to the mounting plate 3 15, the front end side wall of the box body 1 is symmetrically provided with two groups of rectangular grooves 2 14, the side walls of the two groups of the sliders 29 are fixedly installed with connecting rods 13, the two groups of the connecting rods 13 pass through the rectangular grooves 2 14, a rectangular plate 12 is fixedly installed between the two groups of the connecting rods 13, the rectangular plate 12 is threadedly connected to the threaded rod 11, a plurality of groups of circular holes 8 are opened on the side walls at the front and rear ends of the box body 1, a protective cover 22 is installed on the rear end side wall of the box body 1, a mounting plate 4 23 is installed inside the protective cover 22, and a fan 24 is fixedly installed on the side wall of the mounting plate 4 23.

[0022] A plurality of groups of limiting rods 25 are evenly and fixedly mounted on the side walls of the two groups of the discs 18 . A limiting block 17 is slidably connected to each two groups of the limiting rods 25 . The limiting block 17 is plug-connected to the groove 28 .

[0023] A spring 27 is fixedly installed between the inner top of the limit rod 25 and the top of the limit block 17. The spring 27 is sleeved on the outside of the limit rod 25. A handle 26 is installed on the outer wall of the limit block 17. The limit block 17 can be moved upward along the limit rod 25 by pulling the handle 26. When the limit block 17 leaves the groove 28, the crankshaft 21 is inserted into the groove 28, and then the handle 26 is released. The spring 27 automatically blocks the groove 28 with the limit block 17, effectively limiting the movement of the crankshaft 21.

[0024] A baffle 19 is fixedly installed between the two groups of connecting rods 13 inside the housing 1. The baffle 19 is L-shaped. When the heating device 20 heats the crankshaft 21, the L-shaped baffle 19 effectively gathers the heat together to reduce heat loss.

[0025] The motor 1 4 , the motor 2 10 and the fan 24 are all electrically connected to an external power source.

[0026] The working principle of the normalizing treatment device for crankshaft production provided by the utility model is as follows: after the crankshaft 21 is installed into the groove 28, the motor 2 10 drives the rectangular plate 12 to move downward through the threaded rod 11, and the rectangular plate 12 drives the two sets of sliders 29 to move downward along the slide groove 16 through the connecting rod 13, and the slider 29 drives the disk 18 installed with the crankshaft 21 to move downward through the rotating shaft 7. When the rotating shaft 7 contacts the bottom of the rectangular groove 2, the gear 2 6 is just meshed and connected with the gear 1 5. At this time, the motor 1 4 is started, and the gear 2 6 is driven to rotate through the gear 1 5, and the gear 2 6 drives the disk 18 to rotate through the rotating shaft 7, so that the crankshaft 21 on the disk 18 rotates on the upper part of the heating device 20, so that the crankshaft 21 is heated more evenly. When cooling is required, the motor 2 10 is reversed, and the threaded rod 11 drives the crankshaft 21 on the disk 18 to move upward to the circular hole 8 through the rectangular plate 12, the connecting rod 13, the slider 29 and the rotating shaft 7 and other components, and the fan 24 rotates to cool the crankshaft 21.

[0027] Compared with the related art, the normalizing treatment device for crankshaft production provided by the utility model has the following beneficial effects:

[0028] Through the interaction of components such as motor 2 10, threaded rod 11, rectangular plate 12, connecting rod 13, slider 29, slide 16, rotating shaft 7, disk 18, rectangular slot 1 2, gear 2 6, gear 1 5, motor 1 4 and fan 24, multiple groups of crankshafts 21 can be heated at the same time. After heating, the crankshafts 21 can be directly sent to the cooling zone for cooling. There is no need to transport the overheated crankshafts 21 to a cooling zone at a distant location. From heating treatment to cooling treatment, all are carried out inside the box 1, which not only reduces the use area of ​​​​the equipment, but also improves work efficiency.

[0029] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A normalizing treatment device for crankshaft production, characterized in that: include: A box body, a mounting plate 1 is fixedly installed on the outer wall of the left end of the box body, a motor 1 is installed on the top of the mounting plate 1, a gear 1 is fixedly installed on the output end of the motor 1, a rectangular groove 1 is opened on the left end side wall of the box body, a slide groove is fixedly installed on the inner wall of the right end of the box body, a slider is slidably connected to the inner wall of the slide groove, a rotating shaft is rotatably connected to the outer wall of the slider, the other end of the rotating shaft passes through the outside of the rectangular groove 1, a gear 2 is fixedly installed on the left end of the rotating shaft, and the gear 2 is meshed with the gear 1, circular discs are fixedly installed on the left and right ends of the rotating shaft, a number of grooves are evenly opened on the side walls of the two groups of the circular discs, crankshafts are inserted in the grooves on the left and right sides, and a heating device is installed at the bottom of the box body. The front end side walls of the box body are respectively fixedly installed with mounting plate 2 and mounting plate 3, a motor 2 is fixedly installed on the top of the mounting plate 2, a threaded rod is fixedly installed on the output end of the motor 2, and the other end of the threaded rod is rotatably connected to the mounting plate 3, the front end side wall of the box body is symmetrically provided with two groups of rectangular grooves 2, the side walls of the two groups of sliders are fixedly installed with connecting rods, the two groups of connecting rods penetrate the rectangular grooves 2, a rectangular plate is fixedly installed between the two groups of connecting rods, the rectangular plate is threadedly connected to the threaded rod, a number of groups of circular holes are opened on the side walls at the front and rear ends of the box body, a protective cover is installed on the rear end side wall of the box body, a mounting plate 4 is installed inside the protective cover, and a fan is fixedly installed on the side wall of the mounting plate 4.

2. The normalizing treatment device for crankshaft production according to claim 1, characterized in that: A plurality of groups of limiting rods are evenly and fixedly installed on the side walls of the two groups of discs, and limiting blocks are slidably connected on every two groups of limiting rods, and the limiting blocks are plug-connected with the grooves.

3. The normalizing treatment device for crankshaft production according to claim 2, characterized in that: A spring is fixedly installed between the inner top of the limiting rod and the top of the limiting block, and a handle is installed on the outer wall of the limiting block.

4. The normalizing treatment device for crankshaft production according to claim 1, characterized in that: A baffle is fixedly installed between the two groups of connecting rods located inside the box.

5. The normalizing treatment device for crankshaft production according to claim 1, characterized in that: The motor 1, the motor 2 and the fan are all electrically connected to an external power supply.

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