Device for rapid hot penetration of shaft

Abstract

The utility model provides a rapid hot shaft penetrating device which comprises a shaft penetrating assembly, a fixing assembly and a product shaft body. The shaft penetrating assembly comprises a hydraulic pressing rod connecting block, a first threaded rod, an adjustable positioning block, an open groove, a rotating block, a shaft connecting block, a second threaded rod, a connecting positioning pin and a hydraulic machine hydraulic pressing rod. The top of the hydraulic pressure rod connecting block is fixedly connected to one end of the first threaded rod, the rotating block is arranged in the adjustable positioning block, so that a worker can conveniently carry out radial adjustment on a product shaft body during shaft penetrating operation, the working difficulty of the worker is reduced, the working efficiency is improved, and the working efficiency is improved. The shaft penetrating quality is guaranteed, the working efficiency is improved, the product shaft sleeve is placed in the shell, and the product shaft body is installed on the shaft connecting block, so that a traveling crane used in the shaft penetrating process is omitted, the cooling speed of the heated product shaft sleeve is slowed down, and the shaft penetrating success rate is increased.

Description

Technical Field

[0001] The utility model relates to a hot shaft penetration device, in particular to a fast hot shaft penetration device, belonging to the technical field of hot shaft penetration. Background Art

[0002] The shaft and the shaft sleeve are inserted by hot threading. The shaft sleeve is heated and then placed on a shaft threading press. The shaft is threaded by a crane and then pressurized. However, there is a key positioning between the shaft and the shaft sleeve. During the threading process, it is necessary to control the shaft diameter direction while threading the shaft to align the keyway. Then, the shaft is pressurized by a press. This will cause the temperature to lose too quickly, which may easily cause the shaft to get stuck during the threading process and fail to thread. Therefore, a device for rapid hot threading of the shaft is proposed. Utility Model Content

[0003] In view of this, the utility model provides a device for rapid hot shaft penetration to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial option.

[0004] The technical solution of the utility model is implemented as follows: a device for rapid hot shaft penetration, comprising a shaft penetration component, a fixing component and a product shaft body;

[0005] The shaft-penetrating assembly comprises a hydraulic pressure rod connecting block, a first threaded rod, an adjustable positioning block, an opening slot, a rotating block, a shaft connecting block, a second threaded rod, a connecting positioning pin and a hydraulic pressure rod of a hydraulic press;

[0006] The top of the hydraulic pressure rod connecting block is fixedly connected to one end of the first threaded rod, the outer wall of the first threaded rod is threadedly connected to the inside of the hydraulic pressure rod of the hydraulic press, the top of the adjustable positioning block is installed on the bottom of the hydraulic pressure rod connecting block, and the top of the shaft connecting block is installed on the bottom of the adjustable positioning block.

[0007] Further preferably, one end of the connecting positioning pin passes through the interior of the adjustable positioning block, and the outer side wall of the connecting positioning pin is slidably connected to the interior of the adjustable positioning block.

[0008] Further preferably, one end of the second threaded rod is fixedly connected to the bottom of the shaft connecting block, one end of the adjustable positioning block is provided with an open groove, a rotating block is installed inside the open groove, and the outer wall of the second threaded rod is threadedly connected to the inside of the product shaft body.

[0009] Further preferably, the fixing assembly includes a base plate, a mounting hole, a shell, a third threaded rod, a top plate, a fastening handle and a product shaft sleeve; a mounting hole is opened on the top of the base plate, the top of the base plate is fixedly connected to the bottom of the shell, and the top of the shell is fixedly connected to the bottom of the top plate.

[0010] Further preferably, a fastening handle is installed at one end of the third threaded rod, and one end of the third threaded rod passes through the interior of the top plate.

[0011] Further preferably, the outer wall of one end of the third threaded rod is threadedly connected to the inside of the top plate, the outer wall of the other end of the third threaded rod is threadedly connected to the inside of the bottom plate, and the outer wall of the product shaft sleeve is installed inside the shell.

[0012] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0013] The utility model provides an open groove inside the adjustable positioning block and installs a rotating block inside the open groove, so that the device is convenient for workers to radially adjust the product shaft body during the shaft threading operation, thereby reducing the work difficulty of the workers, ensuring the quality of shaft threading, and improving work efficiency. By placing the product shaft sleeve in the shell and installing the product shaft body on the shaft connecting block, the device eliminates the use of a driving crane during the shaft threading process, slows down the cooling speed of the heated product shaft sleeve, and thus improves the success rate of shaft threading.

[0014] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application 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 present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 It is a side structural diagram of the utility model;

[0018] Figure 3 This is a structural diagram of the shaft-penetrating assembly of the utility model;

[0019] Figure 4 This is a structural diagram of the fixing assembly of the present utility model.

[0020] Figure numerals: 101, shaft assembly; 10, hydraulic pressure rod connecting block; 11, first threaded rod; 12, adjustable positioning block; 13, opening groove; 14, rotating block; 15, shaft connecting block; 16, second threaded rod; 17, connecting positioning pin; 18, hydraulic pressure rod of hydraulic press; 201, fixing assembly; 20, bottom plate; 21, mounting hole; 22, shell; 23, third threaded rod; 24, top plate; 25, tightening handle; 26, product shaft sleeve; 30, product shaft body. DETAILED DESCRIPTION

[0021] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0022] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0023] like Figure 1 As shown in FIG. 4 , the embodiment of the utility model provides a device for rapid hot shaft penetration, including a shaft penetration assembly 101, a fixing assembly 201 and a product shaft body 30;

[0024] The shaft-penetrating assembly 101 includes a hydraulic pressure rod connecting block 10, a first threaded rod 11, an adjustable positioning block 12, an opening slot 13, a rotating block 14, a shaft connecting block 15, a second threaded rod 16, a connecting positioning pin 17 and a hydraulic pressure rod 18 of a hydraulic press;

[0025] The top of the hydraulic pressure rod connecting block 10 is fixedly connected to one end of the first threaded rod 11, the outer wall of the first threaded rod 11 is threadedly connected to the inside of the hydraulic pressure rod 18 of the hydraulic press, the top of the adjustable positioning block 12 is installed on the bottom of the hydraulic pressure rod connecting block 10, and the top of the shaft connecting block 15 is installed on the bottom of the adjustable positioning block 12.

[0026] In one embodiment, one end of the connecting positioning pin 17 passes through the interior of the adjustable positioning block 12, and the outer side wall of the connecting positioning pin 17 is slidably connected to the interior of the adjustable positioning block 12. The setting of the connecting positioning pin 17 fixes the adjustable positioning block 12, and the setting of the shaft connecting block 15 fixes the adjustable positioning block 12.

[0027] In one embodiment, one end of the second threaded rod 16 is fixedly connected to the bottom of the shaft connecting block 15, and an open groove 13 is opened at one end of the adjustable positioning block 12. A rotating block 14 is installed inside the open groove 13. The outer wall of the second threaded rod 16 is threadedly connected to the interior of the product shaft body 30. Through the setting of the shaft connecting block 15, the second threaded rod 16 is fixed. Through the setting of the adjustable positioning block 12, the device makes it easy for the staff to radially adjust the product shaft body 30 during the shaft threading operation, thereby reducing the work difficulty of the staff, ensuring the quality of shaft threading, and improving the work efficiency of the staff. Through the setting of the open groove 13, the rotating block 14 is fixed. Through the setting of the second threaded rod 16, the product shaft body 30 is fixed.

[0028] In one embodiment, the fixing assembly 201 includes a base plate 20, a mounting hole 21, a shell 22, a third threaded rod 23, a top plate 24, a tightening handle 25 and a product shaft sleeve 26; a mounting hole 21 is provided at the top of the base plate 20, the top of the base plate 20 is fixedly connected to the bottom of the shell 22, and the top of the shell 22 is fixedly connected to the bottom of the top plate 24. The setting of the base plate 20 fixes the shell 22, and the setting of the shell 22 fixes the top plate 24.

[0029] In one embodiment, a fastening handle 25 is installed at one end of the third threaded rod 23 , and one end of the third threaded rod 23 passes through the interior of the top plate 24 . The third threaded rod 23 is arranged to fix the fastening handle 25 .

[0030] In one embodiment, the outer wall of one end of the third threaded rod 23 is threadedly connected to the inside of the top plate 24, and the outer wall of the other end of the third threaded rod 23 is threadedly connected to the inside of the bottom plate 20. The outer wall of the product shaft sleeve 26 is installed in the inside of the shell 22. Through the setting of the shell 22, the product shaft sleeve 26 is fixed, so that the device eliminates the use of driving during the shaft threading process, slows down the cooling speed of the heated product shaft sleeve 26, and thus improves the success rate of shaft threading.

[0031] When the utility model is working, firstly, the hydraulic pressure rod connecting block 10 and the hydraulic pressure rod 18 of the hydraulic press are threadedly connected through the first threaded rod 11, and then the shaft connecting block 15 and the product shaft body 30 are threadedly connected through the second threaded rod 16, and then the shaft connecting block 15 is assembled to the adjustable positioning block 12, and it is fixed by connecting the positioning pin 17, and then the assembled adjustable positioning block 12, the shaft connecting block 15 and the product shaft body 30 are assembled to the hydraulic pressure rod connecting block 10 through the open groove 13, at this time, the product shaft body 30 is connected to the hydraulic pressure rod 18 of the hydraulic press through the shaft assembly 101, and can rotate 360 ​​degrees, and the product shaft body 30 The position of the upper keyway opening can be radially adjusted, and the fixing assembly 201 is installed on the hydraulic press table. The heated product shaft sleeve 26 is taken out of the heating furnace and placed in the shell 22. The product shaft body 30 is driven downward by controlling the hydraulic press hydraulic pressure rod 18 to perform the shaft threading operation. During the slow descent, the staff can rotate the radial angle of the product shaft body 30 to align the keyway on the product shaft body 30 and the shaft threading guide. The action is completed in one go, which reduces the working time and slows down the cooling speed of the heated product shaft sleeve 26, thereby ensuring the shaft threading quality, improving work efficiency, and increasing the success rate of shaft threading.

[0032] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A device for rapid hot threading of a shaft, characterized in that: It comprises a shaft-penetrating assembly (101), a fixing assembly (201) and a product shaft body (30); The shaft-penetrating assembly (101) comprises a hydraulic pressure rod connecting block (10), a first threaded rod (11), an adjustable positioning block (12), an opening groove (13), a rotating block (14), an shaft connecting block (15), a second threaded rod (16), a connecting positioning pin (17) and a hydraulic pressure rod (18) of a hydraulic press; The top of the hydraulic pressure rod connecting block (10) is fixedly connected to one end of the first threaded rod (11), the outer wall of the first threaded rod (11) is threadedly connected to the inside of the hydraulic pressure rod (18) of the hydraulic press, the top of the adjustable positioning block (12) is installed on the bottom of the hydraulic pressure rod connecting block (10), and the top of the shaft connecting block (15) is installed on the bottom of the adjustable positioning block (12).

2. A device for rapid hot shaft penetration according to claim 1, characterized in that: One end of the connecting positioning pin (17) passes through the interior of the adjustable positioning block (12), and the outer side wall of the connecting positioning pin (17) is slidably connected to the interior of the adjustable positioning block (12).

3. A device for rapid hot shaft penetration according to claim 2, characterized in that: One end of the second threaded rod (16) is fixedly connected to the bottom of the shaft connecting block (15), one end of the adjustable positioning block (12) is provided with an open groove (13), a rotating block (14) is installed inside the open groove (13), and the outer wall of the second threaded rod (16) is threadedly connected to the inside of the product shaft body (30).

4. The device for rapid hot shaft penetration according to claim 1, characterized in that: The fixing assembly (201) comprises a base plate (20), a mounting hole (21), a shell (22), a third threaded rod (23), a top plate (24), a tightening handle (25) and a product shaft sleeve (26); the top of the base plate (20) is provided with a mounting hole (21), the top of the base plate (20) is fixedly connected to the bottom of the shell (22), and the top of the shell (22) is fixedly connected to the bottom of the top plate (24).

5. A device for rapid hot shaft penetration according to claim 4, characterized in that: A fastening handle (25) is installed at one end of the third threaded rod (23), and one end of the third threaded rod (23) passes through the interior of the top plate (24).

6. A device for rapid hot shaft penetration according to claim 5, characterized in that: The outer wall of one end of the third threaded rod (23) is threadedly connected to the inside of the top plate (24), the outer wall of the other end of the third threaded rod (23) is threadedly connected to the inside of the bottom plate (20), and the outer wall of the product shaft sleeve (26) is installed inside the shell (22).

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