Internal thread machining device

Abstract

The utility model provides an internal thread machining device, which relates to the technical field of impeller machining and comprises a bottom plate, a workbench is mounted at the top of the bottom plate, an impeller is lapped on the workbench, a fixing structure for fixing the position of the impeller is arranged at the top of the workbench, an L-shaped supporting plate is arranged at the top of the workbench, and the supporting plate is connected with the workbench. A wiping structure is moved to the position above an internal thread on an impeller, a second hydraulic rod is started, the telescopic end of the second hydraulic rod drives a cleaning brush to enter the internal thread on the impeller, at the moment, the surface of the cleaning brush extrudes the inner side of the internal thread, and then a second motor is started to drive the cleaning brush to rotate; according to the impeller, the cleaning brush is arranged on the inner thread, so that scraps attached to the interior of the inner thread due to friction of the cleaning brush are cleaned, the scraps fall off through the discharging opening, the effect of cleaning the scraps is achieved, and the situation that when the impeller is put into use, the metal scraps in the inner thread are blocked in the impeller mounting process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of impeller processing, in particular to an internal thread processing device. Background Art

[0002] Impeller refers to the wheel disc with moving blades, which is a component of the impulse turbine rotor. It can also refer to the general term for the wheel disc and the rotating blades installed on it. Impellers can be classified according to their shape and opening and closing conditions. In the process of impeller processing, internal thread processing devices are generally used.

[0003] Existing internal thread processing equipment:

[0004] Comparative document CN217316265U discloses an internal thread processing device, "The utility model discloses an internal thread processing device, including an internal thread processing device and a protective cover, the protective cover is located on the front side of the internal thread processing device, both sides of the internal thread processing device are fixedly connected to limiting blocks, the front side of the limiting block is provided with a T-slot, the inside of the T-slot is slidably connected with a T-block, and the front side of the T-block is fixedly connected to the front side of the protective cover. The utility model sets up an internal thread processing device, a protective cover, a limiting block, a T-slot, a T-block, a shell, a positioning groove, a positioning assembly and a control assembly for coordinated use. The user pushes the protective cover to the bottom along the track of the T-slot through the coordination between the control assembly and the positioning assembly, and then positions it through the positioning assembly, thereby solving the problem that when the existing internal thread processing device performs internal thread processing on the workpiece, the internal waste chips are easily squeezed and fly out, which may accidentally injure surrounding users."

[0005] However, after the internal thread of the workpiece is processed in the prior art, a large amount of metal fragments will remain inside the internal thread. When the workpiece is subsequently put into use, the metal fragments affect the installation of the workpiece, causing the workpiece to become stuck when being installed through the internal thread.

[0006] Therefore, the utility model provides an internal thread processing device. Utility Model Content

[0007] The purpose of the utility model is to solve the problem in the prior art that a large amount of metal fragments will remain inside the internal thread. When the subsequent processed parts are put into use, the metal fragments affect the installation of the processed parts, causing the processed parts to get stuck when being installed through the internal thread, and to provide an internal thread processing device.

[0008] In order to achieve the above-mentioned objectives, the utility model adopts the following technical solutions: an internal thread processing device, comprising a base plate, a workbench is installed on the top of the base plate, an impeller is overlapped on the workbench, a fixing structure for fixing the position of the impeller is arranged on the top of the workbench, an L-shaped support plate is arranged on the top of the workbench, a drilling structure for drilling holes in the impeller is arranged on the support plate, a wiping structure for wiping the internal thread on the impeller is arranged on the support plate, the wiping structure comprises a second hydraulic rod located on one side of the support plate, a second motor is installed at the telescopic end of the second hydraulic rod, a shaft rod is installed at the output end of the second motor, a mounting tube is installed on the outer side of the shaft rod, a cleaning brush is detachably installed in the mounting tube, a feed opening is opened through the workbench, the feed opening is located directly below the impeller, and a lubrication structure for lubricating the internal thread of the impeller is arranged on the support plate.

[0009] As a preferred embodiment, the fixed structure includes a first semi-ring plate installed on the top of the workbench, a first slide groove is opened on the workbench, the workbench is slidably connected to a first slider through the first slide groove, a second semi-ring plate is installed on the first slider, a first bolt is installed on the second semi-ring plate, and the second semi-ring plate is connected to the first semi-ring plate through the first bolt.

[0010] The technical effect of adopting the above further solution is: by setting a fixing structure, the impeller is fixed.

[0011] As a preferred implementation manner, a second bolt is installed on the mounting tube, and the mounting tube is connected to the cleaning brush via the second bolt.

[0012] The technical effect of adopting the above further solution is that by providing the second bolt, the cleaning brush can be easily installed and disassembled.

[0013] As a preferred embodiment, the drilling structure includes a first hydraulic rod located at one side of the support plate, a first motor is installed at the telescopic end of the first hydraulic rod, and a thread cutter is installed at the output end of the first motor.

[0014] The technical effect of adopting the above further solution is: by setting a drilling structure, it is used to drill holes in the impeller.

[0015] As a preferred embodiment, the lubrication structure includes a third hydraulic rod located on one side of the support plate, the telescopic end of the third hydraulic rod is equipped with an oil tank, the bottom of the oil tank is connected to an oil outlet pipe, a plurality of oil outlet holes are penetrated through the oil outlet pipe, a sponge sleeve is provided on the outer side of the oil outlet pipe, and a receiving structure for receiving the lubricating oil dripping from the sponge sleeve is provided on the support plate.

[0016] The technical effect of adopting the above further solution is that by providing a lubrication structure, lubrication of the internal threads on the impeller is facilitated.

[0017] As a preferred embodiment, the receiving structure includes a third motor located at one side of the support plate, a rotating rod is installed at the output end of the third motor, a receiving box is installed on the rotating rod, and the receiving box is located directly below the sponge cover.

[0018] The technical effect of adopting the above further solution is: by providing a receiving structure, the lubricating oil dripping from the sponge sleeve can be received.

[0019] As a preferred embodiment, a second slide groove is provided on the support plate, a fourth motor is installed on one side of the support plate, a threaded rod is installed on the output end of the fourth motor, a second slider is installed on the top of the first hydraulic rod, the second hydraulic rod, the third hydraulic rod and the third motor, the second slider is slidably connected to the support plate through the second slide groove, the support plate is provided with a third slide groove through the second slide groove, a third slider is installed on the second slider, and the third slider is slidably connected to the support plate through the third slide groove.

[0020] The technical effect of adopting the above further solution is: by setting the second slide groove, the third slide groove, the second slider, the third slider, the fourth motor and the threaded rod, it is convenient to move the first hydraulic rod, the second hydraulic rod, the third hydraulic rod and the third motor.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] By moving the wiping structure to above the internal thread on the impeller, starting the second hydraulic rod, so that its telescopic end drives the cleaning brush into the internal thread on the impeller, at which time the surface of the cleaning brush presses the inner side of the internal thread, and then starting the second motor, so that it drives the cleaning brush to rotate, so that the internal thread is rubbed by the cleaning brush and the debris attached to the inside is cleaned, and the debris falls through the discharge port, thereby achieving the effect of cleaning the debris, which helps to avoid the metal debris in the internal thread from causing jamming during the installation process of the impeller when the impeller is put into use;

[0023] By moving the lubrication structure above the inner thread of the impeller and starting the third motor, the receiving box 903 is separated from the position directly below the sponge sleeve, and then the third hydraulic rod is started so that its telescopic end drives the sponge sleeve to move down into the inner thread of the impeller. The sponge sleeve is driven by the third hydraulic rod to move up and down repeatedly in the inner thread, thereby achieving the effect of lubricating the inner thread. The use of lubricating oil helps to protect the inner thread. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 An internal thread processing device provided by the utility model is a schematic diagram showing the overall structure of the device;

[0025] Figure 2 An internal thread processing device provided by the utility model is a schematic diagram showing the structure of the feed port;

[0026] Figure 3 An internal thread processing device provided by the utility model is a schematic diagram showing the structure of a cleaning brush;

[0027] Figure 4 An internal thread processing device provided by the utility model is a cross-sectional schematic diagram showing the structure of the oil outlet hole;

[0028] Figure 5 An internal thread processing device provided by the utility model is a schematic diagram showing the structure of a threaded rod;

[0029] Figure 6 An internal thread processing device provided by the utility model Figure 5 Enlarged view of point A in the middle;

[0030] Figure 7 An internal thread processing device provided by the utility model is a cross-sectional schematic diagram showing the structures of a second slide groove, a third slide groove, a second slider and a third slider.

[0031] Legend:

[0032] 1. Bottom plate; 2. Workbench; 3. Impeller;

[0033] 4. Fixed structure; 401. First half ring plate; 402. Second half ring plate; 403. First bolt; 404. First slide groove; 405. First slide block;

[0034] 5. Support plate;

[0035] 6. Drilling structure; 601. First hydraulic rod; 602. First motor; 603. Thread cutter;

[0036] 7. Wiping structure; 701. Second hydraulic rod; 702. Second motor; 703. Shaft rod; 704. Mounting tube; 705. Cleaning brush; 706. Second bolt; 707. Feeding port;

[0037] 8. Lubrication structure; 801. Third hydraulic rod; 802. Oil tank; 803. Oil outlet pipe; 804. Oil outlet hole; 805. Sponge sleeve;

[0038] 9. receiving structure; 901. third motor; 902. rotating rod; 903. receiving box;

[0039] 10. Second slide groove; 11. Third slide groove; 12. Fourth motor; 13. Threaded rod; 14. Second slider; 15. Third slider. DETAILED DESCRIPTION

[0040] 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 described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0041] Example

[0042] like Figure 1-7 As shown, the utility model provides a technical solution: an internal thread processing device, comprising a base plate 1, a workbench 2 is installed on the top of the base plate 1, an impeller 3 is overlapped on the workbench 2, and an L-shaped support plate 5 is arranged on the top of the workbench 2. A fixing structure 4 for fixing the position of the impeller 3 is provided on the top of the workbench 2, and the fixing structure 4 includes a first semi-ring plate 401 installed on the top of the workbench 2, a first slide groove 404 is opened on the workbench 2, and the workbench 2 is slidably connected with a first slider 405 through the first slide groove 404, a second semi-ring plate 402 is installed on the first slider 405, two first bolts 403 are installed on the second semi-ring plate 402, the second semi-ring plate 402 is connected to the first semi-ring plate 401 through the two first bolts 403, and nuts are threaded on the two first bolts 403. Specifically, the impeller 3 is placed on the workbench 2, and then the second semi-ring plate 402 is moved to squeeze the impeller 3 between the first semi-ring plate 401 and the second semi-ring plate 402, and then the first semi-ring plate 401 and the second semi-ring plate 402 are fixed by the first bolts 403 and the nuts, thereby achieving the effect of squeezing and fixing the impeller 3.

[0043] Please refer to Figure 1 As shown: a drilling structure 6 for drilling holes in the impeller 3 is provided on the support plate 5, and the drilling structure 6 includes a first hydraulic rod 601 located on one side of the support plate 5, and a first motor 602 is installed at the telescopic end of the first hydraulic rod 601, and a thread cutter 603 is installed at the output end of the first motor 602. Specifically, by starting the first motor 602 to drive the thread cutter 603 to rotate, and starting the first hydraulic rod 601 to drive the rotating thread cutter 603 to move downward at its telescopic end, the thread cutter 603 drills holes in the impeller 3, thereby achieving the effect of processing internal threads on the impeller 3.

[0044] Please refer to Figure 1-3As shown: a wiping structure 7 for wiping the internal thread on the impeller 3 is provided on the support plate 5, and the wiping structure 7 includes a second hydraulic rod 701 located on one side of the support plate 5, and a second motor 702 is installed at the telescopic end of the second hydraulic rod 701, and a shaft 703 is installed at the output end of the second motor 702, and a mounting tube 704 is installed on the outer side of the shaft 703, and a cleaning brush 705 is detachably installed in the mounting tube 704, and a feed opening 707 is opened through the workbench 2, and the feed opening 707 is located directly below the impeller 3. Specifically, through The second hydraulic rod 701 is started so that its telescopic end drives the second motor 702 to move downward. The downward movement of the second motor 702 drives the cleaning brush 705 to enter the internal thread on the impeller 3. At this time, the surface of the cleaning brush 705 presses the inner side of the internal thread. Then the second motor 702 is started to drive the shaft 703 to rotate, thereby driving the cleaning brush 705 to rotate. The internal thread is rubbed by the cleaning brush 705, and the debris attached to the inside is cleaned, and the debris falls through the discharge port 707, thereby achieving the effect of cleaning the debris.

[0045] A second bolt 706 is installed on the mounting tube 704, and the mounting tube 704 is connected to the cleaning brush 705 via the second bolt 706. The second bolt 706 is used to facilitate the installation and disassembly of the cleaning brush 705. After the cleaning brush 705 is worn out due to long-term operation, the cleaning brush 705 can be disassembled and replaced via the second bolt 706.

[0046] Please refer to Figure 1 and Figure 4 As shown: a lubrication structure 8 for lubricating the internal thread of the impeller 3 is provided on the support plate 5, and the lubrication structure 8 includes a third hydraulic rod 801 located on one side of the support plate 5, and an oil tank 802 is installed at the telescopic end of the third hydraulic rod 801. The bottom of the oil tank 802 is connected to an oil outlet pipe 803, and a plurality of oil outlet holes 804 are penetrated through the oil outlet pipe 803. A sponge sleeve 805 is sleeved on the outer side of the oil outlet pipe 803. Specifically, the lubricating oil in the oil tank 802 will enter the oil outlet pipe 803 and then be discharged through the oil outlet holes 804 on the oil outlet pipe 803 to soak the sponge sleeve 805, and then the third hydraulic rod 801 is started, so that its telescopic end drives the oil tank 802 to move downward, thereby driving the sponge sleeve 805 on the outer side of the oil outlet pipe 803 to move downward and enter the internal thread on the impeller 3, and the sponge sleeve 805 is driven by the third hydraulic rod 801 to move up and down repeatedly in the internal thread, thereby achieving the effect of lubricating the internal thread.

[0047] Please refer to Figure 1 and Figure 4As shown: a receiving structure 9 for receiving the lubricating oil dripping from the sponge cover 805 is provided on the support plate 5, and the receiving structure 9 includes a third motor 901 located on one side of the support plate 5, and a rotating rod 902 is installed at the output end of the third motor 901, and a receiving box 903 is installed on the rotating rod 902, and the receiving box 903 is located directly below the sponge cover 805. Specifically, by rotating the third motor 901, it drives the rotating rod 902 to rotate, thereby driving the receiving box 903 to be located directly below the sponge cover 805, thereby achieving the effect of receiving the lubricating oil dripping from the sponge cover 805. When the sponge cover 805 needs to move downward, the third motor 901 is started to drive the rotating rod 902 to rotate, thereby driving the receiving box 903 to be separated from the sponge cover 805.

[0048] Please refer to Figure 1 , Figure 5 , Figure 6 and Figure 7 As shown: a second slide groove 10 is provided on the support plate 5, a fourth motor 12 is installed on one side of the support plate 5, a threaded rod 13 is installed on the output end of the fourth motor 12, a second slider 14 is installed on the top of the first hydraulic rod 601, the second hydraulic rod 701, the third hydraulic rod 801 and the third motor 901, the second slider 14 is slidably connected with the support plate 5 through the second slide groove 10, the support plate 5 is provided with a third slide groove 11 through the second slide groove 10, a third slider 15 is installed on the second slider 14, and the third slider 15 is slidably connected with the support plate 5 through the third slide groove 11. Specifically, by starting the fourth motor 12, it drives the movement of the second slider 14, thereby driving the movement of the first hydraulic rod 601, the second hydraulic rod 701, the third hydraulic rod 801 and the third motor 901, thereby achieving the effect of displacing the drilling structure 6, the wiping structure 7, the lubrication structure 8 and the receiving structure 9, so as to facilitate the multi-program operation of the impeller 3.

[0049] like Figure 1-7 As shown:

[0050] The internal thread processing device places the impeller 3 on the workbench 2, then moves the second half ring plate 402 to squeeze the impeller 3 between the first half ring plate 401 and the second half ring plate 402, and then uses the first bolt 403 and the nut to fix the first half ring plate 401 and the second half ring plate 402, thereby achieving the effect of squeezing and fixing the impeller 3.

[0051] The internal thread processing device starts the fourth motor 12 to drive the threaded rod 13 to rotate, thereby driving the second slider 14 to move, and then driving the drilling structure 6 to move above the impeller 3, and then starts the first motor 602 to drive the thread cutter 603 to rotate, and starts the first hydraulic rod 601 to drive the rotating thread cutter 603 to move downward at its telescopic end, so that the thread cutter 603 drills the impeller 3, thereby achieving the effect of processing the internal thread of the impeller 3.

[0052] The internal thread processing device starts the fourth motor 12 to drive the threaded rod 13 to rotate, thereby driving the second slider 14 to move, and then driving the wiping structure 7 to move above the internal thread of the impeller 3, and then starts the second hydraulic rod 701 to make its telescopic end drive the second motor 702 to move downward. The downward movement of the second motor 702 drives the cleaning brush 705 to enter the internal thread on the impeller 3. At this time, the surface of the cleaning brush 705 squeezes the inner side of the internal thread, and then starts the second motor 702 to drive the shaft 703 to rotate, thereby driving the cleaning brush 705 to rotate, so that the internal thread is rubbed by the cleaning brush 705 and the debris attached to the inside is cleaned, and the debris falls through the discharge port 707, thereby achieving the effect of cleaning the debris.

[0053] The internal thread processing device starts the fourth motor 12 to drive the threaded rod 13 to rotate, thereby driving the second slider 14 to move, and then driving the lubrication structure 8 to move above the internal thread of the impeller 3, and then starts the third hydraulic rod 801 to drive the oil tank 802 to move downward at its telescopic end, thereby driving the sponge sleeve 805 on the outside of the oil outlet pipe 803 to move downward into the internal thread of the impeller 3. The sponge sleeve 805 is driven by the third hydraulic rod 801 to move up and down repeatedly in the internal thread, thereby achieving the effect of lubricating the internal thread.

[0054] The internal thread processing device rotates the third motor 901 to drive the rotating rod 902 to rotate, thereby driving the receiving box 903 to be located directly below the sponge cover 805, thereby achieving the effect of catching the lubricating oil dripping from the sponge cover 805. When the sponge cover 805 needs to move downward, the third motor 901 is started to drive the rotating rod 902 to rotate, thereby driving the receiving box 903 to be separated from the sponge cover 805.

[0055] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An internal thread processing device, comprising a base plate (1), characterized in that: A workbench (2) is installed on the top of the base plate (1), and an impeller (3) is overlapped on the workbench (2); A fixing structure (4) for fixing the position of the impeller (3) is provided on the top of the workbench (2); An L-shaped support plate (5) is provided on the top of the workbench (2); The support plate (5) is provided with a drilling structure (6) for drilling holes in the impeller (3); The support plate (5) is provided with a wiping structure (7) for wiping the internal threads on the impeller (3); The wiping structure (7) comprises a second hydraulic rod (701) located on one side of the support plate (5); a second motor (702) is installed at the telescopic end of the second hydraulic rod (701); a shaft (703) is installed at the output end of the second motor (702); a mounting tube (704) is installed on the outer side of the shaft (703); a cleaning brush (705) is detachably mounted in the mounting tube (704); a feed opening (707) is provided through the workbench (2); and the feed opening (707) is located directly below the impeller (3); The support plate (5) is provided with a lubrication structure (8) for lubricating the internal threads of the impeller (3).

2. An internal thread processing device according to claim 1, characterized in that: The fixed structure (4) comprises a first semi-ring plate (401) mounted on the top of the workbench (2); a first slide groove (404) is provided on the workbench (2); the workbench (2) is slidably connected to a first slider (405) via the first slide groove (404); a second semi-ring plate (402) is mounted on the first slider (405); a first bolt (403) is mounted on the second semi-ring plate (402); and the second semi-ring plate (402) is connected to the first semi-ring plate (401) via the first bolt (403).

3. An internal thread processing device according to claim 1, characterized in that: A second bolt (706) is installed on the mounting tube (704), and the mounting tube (704) is connected to the cleaning brush (705) via the second bolt (706).

4. An internal thread processing device according to claim 1, characterized in that: The drilling structure (6) comprises a first hydraulic rod (601) located on one side of the support plate (5), a first motor (602) is installed at the telescopic end of the first hydraulic rod (601), and a thread cutter (603) is installed at the output end of the first motor (602).

5. An internal thread processing device according to claim 4, characterized in that: The lubrication structure (8) comprises a third hydraulic rod (801) located on one side of the support plate (5); an oil tank (802) is installed at the telescopic end of the third hydraulic rod (801); an oil outlet pipe (803) is connected to the bottom of the oil tank (802); a plurality of oil outlet holes (804) are formed through the oil outlet pipe (803); a sponge sleeve (805) is sleeved on the outer side of the oil outlet pipe (803); and a receiving structure (9) for receiving lubricating oil dripping from the sponge sleeve (805) is provided on the support plate (5).

6. An internal thread processing device according to claim 5, characterized in that: The receiving structure (9) comprises a third motor (901) located on one side of the support plate (5); a rotating rod (902) is installed at the output end of the third motor (901); a receiving box (903) is installed on the rotating rod (902); and the receiving box (903) is located directly below the sponge sleeve (805).

7. An internal thread processing device according to claim 6, characterized in that: The support plate (5) is provided with a second slide groove (10), a fourth motor (12) is installed on one side of the support plate (5), a threaded rod (13) is installed on the output end of the fourth motor (12), the first hydraulic rod (601), the second hydraulic rod (701), the third hydraulic rod (801) and the top of the third motor (901) are all provided with a second slider (14), the second slider (14) is slidably connected to the support plate (5) through the second slide groove (10), the support plate (5) is provided with a third slide groove (11) through the second slide groove (10), the second slider (14) is provided with a third slider (15), the third slider (15) is slidably connected to the support plate (5) through the third slide groove (11).

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