CN115770911B - Engine main oil duct oil port thread processing scraps collecting device and using method - Google Patents
Engine main oil duct oil port thread processing scraps collecting device and using method Download PDFInfo
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- CN115770911B CN115770911B CN202211458497.2A CN202211458497A CN115770911B CN 115770911 B CN115770911 B CN 115770911B CN 202211458497 A CN202211458497 A CN 202211458497A CN 115770911 B CN115770911 B CN 115770911B
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- flexible shaft
- hoop
- ratchet
- main oil
- disc
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000003754 machining Methods 0.000 claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 89
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 16
- 229910052742 iron Inorganic materials 0.000 abstract description 8
- 239000010705 motor oil Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008439 repair process Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention provides an engine main oil duct oil port thread processing scraps collection device and a use method thereof, and belongs to the technical field of engine oil port processing. The flexible shaft is arranged in the flexible shaft sheath, and the outer diameter of the flexible shaft sheath is smaller than the inner diameter of the main oil duct; the flexible shaft is connected with the flexible shaft sheath, the inner wall of the flexible shaft is provided with a roller and a lower limit bar, and one end of the flexible shaft, which is opposite to the flexible shaft, is suitable for penetrating through the flexible shaft and is provided with a blade shaft; the hoop is provided with a chip collecting hole, and the diameter size of the chip collecting hole is not smaller than the diameter size of the oil port to be processed; the blade part is connected with one end of the anchor ear and is positioned between the roller and the lower limit strip for movement; the ratchet locking disc is located the one end that the flexible axle was kept away from the staple bolt frame, the flexible axle is suitable for and passes ratchet locking disc and install the flexible axle spanner, the rotation angle of flexible axle is suitable for locking to the ratchet locking disc. The invention provides a scrap collecting device for completely collecting scrap iron at a machining oil port.
Description
Technical Field
The invention relates to the technical field of engine oil port machining, and provides a device for collecting machining scraps of an engine main oil duct oil port thread and a use method thereof,
Background
A cylinder block: the main body of the engine integrates the cylinders, the crank case, the cooling water channel and the lubricating oil channel, and is a supporting framework for installing pistons, crankshafts and other parts and accessories.
Main oil duct: refers to a lubrication oil passage cast in the inner side wall of the cylinder block and arranged in the longitudinal direction of the engine.
Lubricating oil/engine oil: the lubricant is a liquid or semisolid lubricant used for various automobiles and mechanical equipment to reduce friction and protect machinery and workpieces, and mainly has the functions of lubrication, auxiliary cooling, rust prevention, cleaning, sealing, buffering and the like. Engine oil (motor oil) is herein a liquid lubricant.
When the thread sliding wire of the oil port of the main oil passage of the engine is damaged or fails and the thread is required to be reamed and re-machined, machining scraps generated during the process of repairing and machining the thread can inevitably enter the main oil passage of the engine along with a drill bit or a tap, and the machining scraps in the main oil passage can flow to each motion friction pair of the engine along with lubricating oil/engine oil during the starting of the engine, so that the friction pair holding tile and the piston cylinder-pulling engine are seriously damaged.
In the prior art, when an oil port thread is machined on a main oil duct of an engine, the engine assembly is detached from a vehicle, the engine is disassembled into a bare cylinder body for thread repair or machining, the engine is reassembled after the cylinder body is cleaned, and then the engine is mounted on the vehicle. In addition to the above problems, there are the following problems:
uneconomical: the whole process has complex procedures, huge workload, large material consumption and high cost;
laborious and unsafe to operate: the whole process uses the travelling crane, various tool tools are detected, the task amount is large, and the technical and safety hidden trouble exists;
The skill level of operators is required to be high, and the reassembly quality is difficult to ensure;
The working time is longer: because the work of repairing and processing the oil port threads on the main oil duct needs to disassemble, disassemble and reassemble the engine, and then the engine is assembled on the vehicle, the working hours are wasted.
The reference CN209902783U is a scrap iron collecting device for engine cylinder processing, wherein a magnet rod in the collecting device is used for adsorbing scrap iron, and if the scrap iron is processed to be stable in chip removal and small in quantity, the scrap iron can be stably collected; however, the chip removal is that the size of the discharge material is uncontrollable during drilling, and more scrap iron is easy to drop out at the moment of last drilling, so that the magnetic adsorption is difficult to ensure completely.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the scrap collecting device is provided for completely collecting scrap iron at the machining oil port. In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, and the invention discloses an engine main oil duct oil port thread processing scraps collection device, which comprises a cylinder body, wherein a main oil duct is arranged in the cylinder body, an oil port to be processed is arranged in the main oil duct, the engine main oil duct comprises a flexible shaft and a flexible shaft sheath, the flexible shaft is arranged in the flexible shaft sheath, and the outer diameter of the flexible shaft sheath is smaller than the inner diameter of the main oil duct;
the function of controlling the retraction of the anchor ear is achieved by rotating the flexible shaft wrench; the design of the flexible shaft can ensure that the device is used in a narrow space, an engine is not required to be detached from a vehicle for processing operation, and the operation convenience and applicability are improved.
The flexible shaft is characterized by comprising a hoop frame, wherein the hoop frame is connected with a flexible shaft sheath, the hoop frame is in an opening shape, a roller and a lower limit strip are arranged on the inner wall of the hoop frame, one end of the flexible shaft, which is opposite to the hoop frame, is suitable for penetrating through the hoop frame and is provided with a blade shaft, the blade shaft comprises a columnar part and a blade part, the columnar part is integrally connected with the blade part, and one side of the blade part is suitable for rotating along the inner wall of the hoop frame;
The hoop frame is connected with the hoops in a matched manner, so that the effect of fixedly supporting the hoops is achieved; when the anchor ear is tightened, the anchor ear frame and the anchor ear form a closed anchor ear cavity, and the effect of storing and collecting processing scraps is achieved. The function of protecting the flexible shaft, preventing the flexible shaft from rubbing against the inner wall of the main oil duct, and connecting the anchor ear cavity with the ratchet locking disc is achieved.
The anchor ear is arranged at one end of the flexible shaft, and the flexible shaft rotates to drive the anchor ear to rotate; the hoop is provided with a chip collecting hole, and the diameter size of the chip collecting hole is not smaller than the diameter size of the oil port to be processed;
The blade part is connected with one end of the anchor ear and is positioned between the roller and the lower limit bar for movement, and when the blade part is attached to the roller, the outer wall of the anchor ear is abutted against the inner wall of the main oil duct; when the blade part is attached to the lower limit strip, the anchor ear is contracted, and the outer diameter of the anchor ear is smaller than the inner diameter of the main oil duct;
The device is convenient to place and take by retracting and releasing the anchor ear; simultaneously, the hoop tension is utilized, the hoop and the hoop frame are not concentric circles, the chip collecting holes on the hoop are tightly attached to the inner wall of the main oil duct, all machining chips are guaranteed to enter the hoop cavity through the chip collecting holes, and the effect of preventing the machining chips from entering the main oil duct of the engine is achieved.
The ratchet locking disc is positioned at one end of the flexible shaft, far away from the hoop frame, the flexible shaft is suitable for penetrating through the ratchet locking disc and is provided with a flexible shaft wrench, and the ratchet locking disc is suitable for locking the rotation angle of the flexible shaft. The ratchet locking disc plays roles of locking the flexible shaft and winding and unwinding the anchor ear.
In a further technical scheme, the hoop frame comprises a disc part and an arc part, wherein the disc part is integrally connected with the arc part, the roller is connected with the disc part, and one side of the disc part, which is opposite to the arc part, is connected with the flexible shaft sheath;
When the blade part is attached to the roller, the hoop and the wafer part form a chip removal port; when the blade part is attached to the lower limit strip, the anchor ear is suitable for being sealed in the wafer part.
In a further technical scheme, driving square heads are arranged at two ends of the flexible shaft, and one end of the flexible shaft positioned on the hoop frame is fixedly connected with the columnar part;
and a hoop cavity is formed between the hoop and the hoop frame and is suitable for collecting scraps discharged by the oil port to be processed during processing.
In a further technical scheme, the ratchet locking disc comprises a ratchet disc shell and a ratchet disc upper cover, and the ratchet disc shell and the ratchet disc upper cover are detachably connected;
A ratchet wheel and a pawl are arranged in the ratchet wheel disc shell, a connecting square hole is formed in the ratchet wheel, the flexible shaft is suitable for being fixedly connected with the ratchet wheel through the connecting hole, and the ratchet wheel disc shell is tightly matched with the flexible shaft sleeve;
The ratchet wheel is characterized in that the pawl is provided with a mounting shaft, the mounting shaft is suitable for extending to the outer end of the upper cover of the ratchet wheel disc and is provided with a ratchet wheel locking switch, and the ratchet wheel locking switch is suitable for rotationally driving the pawl to be clamped or separated on a ratchet wheel.
In a further technical scheme, a return spring is arranged on one side of the pawl, which is opposite to the upper cover of the ratchet plate, one end of the return spring is connected with the pawl, and the other end of the return spring is connected with the ratchet plate shell.
The application method of the engine main oil duct oil port thread processing scraps collecting device comprises the following steps:
step 1, when repairing or processing the screw thread of the oil port of the main oil duct, firstly, rotating a flexible shaft wrench clockwise outside the main oil duct to drive a flexible shaft to rotate, driving a blade shaft to rotate and driving a hoop to rotate and tighten, namely, reducing the outer diameters of the hoop and a hoop frame and locking by a ratchet locking disc;
Step 2, calculating the position, namely extending into the position of an oil port needing to be repaired or processed from the front end of a main oil duct of the engine, installing a fixed ring outside a flexible shaft sheath at a set position, adjusting a chip collecting hole on a hoop, rotating in the opposite direction to enable the flexible shaft sheath and the flexible shaft to rotate relatively, enabling the chip collecting hole on the hoop to be closely attached to the inner wall of the main oil duct hole, and fine-adjusting to enable the chip collecting hole to be opposite to the oil port needing to be repaired or processed;
step3, carrying out thread operation on an oil port to be machined, and enabling machining scraps generated by repairing or machining the oil port to enter a hoop cavity from a scraps collecting hole on the hoop;
And 4, after the operation of repairing or processing the oil port threads is finished, rotating the flexible shaft spanner clockwise to drive the flexible shaft to tighten and lock the anchor ear, sealing the anchor ear cavity, taking out the anchor ear cavity together with processing scraps from the front end of the main oil duct, loosening the ratchet locking disc switch to open the anchor ear, and removing the processing scraps in the anchor ear cavity through the scrap discharge port.
Compared with the prior art, the invention can obtain the following technical effects:
According to the device, the oil port threads on the main oil duct are repaired or machined under the condition that an engine is not disassembled and disassembled, and machining scraps generated by repair or machining can be effectively prevented from entering the main oil duct. The method has the advantages that the method of collecting the processing scraps produced by repairing or processing from the inside of the main oil duct is adopted, so that the problem that the processing scraps enter the main oil duct is solved, the complicated procedures of disassembling and assembling the engine are avoided, the man-hour of repairing or processing the oil port threads is greatly reduced, and other uncontrollable factors caused by disassembling and assembling the engine are avoided;
the chip collecting hole can be tightly attached to the inner wall of the main oil duct by utilizing the elastic tension of the anchor ear after being loosened, so that all machining chips are ensured to enter the anchor ear cavity, and the use reliability is ensured;
The retractable hoop cavity is adopted, the size is adjustable, and the universality of multiple machines is considered; simultaneously, the expansion and contraction of the hoop cavity can be adjusted, the expansion and contraction are formed based on the rotation and extrusion of the hoop, and the processing scraps are convenient to collect and clear.
The design of the hoop cavity which can be tightened is convenient and free to enter and exit the main oil duct, so that the operation can be more labor-saving;
The flexible shaft is adopted, so that the problem of limited operation space on the whole vehicle is solved, and the engine is not required to be detached from the whole vehicle to repair or process the oil port threads, thereby saving time, labor and economy. The skill level of the operator is required to be low, and the operator only needs to have a certain bench worker skill.
The invention is not only suitable for processing or repairing the oil inlet of the main oil duct of the engine, but also suitable for processing and repairing holes on pipelines of other mechanical equipment, and has wide application scene. The whole design ensures that the engine is not required to be disassembled or disassembled when the screw thread of the oil feeding port of the main oil duct is repaired or processed, and the operation is safe, reliable, efficient and economical.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a cross-sectional view of a prior art cylinder block;
FIG. 2 is a cross-sectional view showing the structure of the device of the present invention mounted on a cylinder block;
FIG. 3 is a flexible shaft block diagram of the present invention;
FIG. 4 is a cross-sectional view of the flexible shaft sheath of the present invention;
FIG. 5 is a cross-sectional view of the chip receiving chamber in the expanded state of the invention;
FIG. 6 is a cross-sectional view of the chip receiving chamber in a contracted state of the invention;
FIG. 7 is a cross-sectional view of the chip collecting chamber in the expanded state of the invention;
FIG. 8 is a cross-sectional view of the chip collecting chamber in the contracted state of the invention;
FIG. 9 is a schematic view of the ratchet lock plate of the present invention;
FIG. 10 is a top cross-sectional view of the ratchet lock plate of the present invention.
In the figure: 1. a flexible shaft; 2. a flexible shaft sheath; 3. a hoop frame; 31. a wafer part; 32. an arc-shaped portion; 4. a roller; 5. a lower limit bar; 6. a blade shaft; 61. a columnar portion; 62. a blade section; 7. a hoop; 71. a chip collecting hole; 8. a ratchet locking plate; 9. a flexible shaft wrench; 11. a chip removal port; 12. a hoop cavity; 81. a ratchet disc housing; 82. a ratchet plate upper cover; 83. a ratchet wheel; 84. a pawl; 85. a mounting shaft; 86. a return spring; 87. a ratchet locking switch; 100. a cylinder block; 101. a main oil duct; 102. an oil port.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The principles of the invention will be further described with reference to the drawings and specific examples.
Fig. 1 is a position diagram of an oil port to be machined on an engine housing to be machined in the prior art, and the oil port is machined from the outer side, so that scrap iron and waste materials can flow into pistons, crankshafts and other parts after entering a main oil duct.
Example 1
As shown in fig. 2, which is an embodiment of the present invention, an engine main oil gallery port thread processing chip collecting device, including a cylinder block 100, a main oil gallery 101 is provided in the cylinder block 100, an oil port 102 to be processed is provided in the main oil gallery 101, including:
The flexible shaft 1 and the flexible shaft sheath 2, the flexible shaft 1 is arranged in the flexible shaft sheath 2, and the outer diameter of the flexible shaft sheath 2 is smaller than the inner diameter of the main oil duct 101;
The flexible shaft comprises a hoop frame 3, wherein the hoop frame 3 is connected with a flexible shaft sheath 2, the hoop frame 3 is in an opening shape, a roller 4 and a lower limit bar 5 are arranged on the inner wall of the hoop frame 3, one end of the flexible shaft 1 opposite to the hoop frame 3 is suitable for penetrating through the hoop frame 3 and is provided with a blade shaft 6, the blade shaft 6 comprises a columnar part 61 and a blade part 62, the columnar part 61 is integrally connected with the blade part 62, and one side of the blade part 62 is suitable for rotating along the inner wall of the hoop frame 3;
The anchor ear 7 is arranged on the anchor ear frame 3 and is suitable for being connected with the blade part 62, and the flexible shaft 1 rotates and is suitable for driving the anchor ear 7 to rotate; the hoop 7 is provided with a chip collecting hole 71, and the diameter size of the chip collecting hole 71 is not smaller than the diameter size of an oil port 102 to be processed;
The blade part 62 is connected with one end of the anchor ear 7 and is positioned between the roller 4 and the lower limit bar 5 for movement, and when the blade part 62 is attached to the roller 4, the outer wall of the anchor ear 7 is abutted against the inner wall of the main oil duct 101; when the blade 62 is attached to the lower limit bar 5, the outer diameter of the anchor ear 7 and the anchor ear frame 3 is smaller than the inner diameter of the main oil duct 101;
The ratchet locking disc 8 is positioned at one end of the flexible shaft 1 far away from the hoop frame 3, the flexible shaft 1 is suitable for penetrating through the ratchet locking disc 8 and is provided with a flexible shaft wrench 9, and the ratchet locking disc 8 is suitable for locking the rotation angle of the flexible shaft 1.
As shown in fig. 5 and 6, the hoop frame 3 comprises a disc part 31 and an arc part 32, the disc part 31 is integrally connected with the arc part 32, the roller 4 is connected with the disc part 31, and one side of the disc part 31 opposite to the arc part 32 is connected with the flexible shaft sheath 2;
When the blade part 62 is attached to the roller 4, the hoop 7 and the disc part 31 form a chip removal port 11; when the blade 62 is attached to the lower limit bar 5, the anchor ear 7 is adapted to be sealed in the disc 31.
As shown in fig. 7 and 8, in fig. 7, the expansion state is shown, that is, the vane portion 62 is abutted against the roller 4, and most of the hoop 7 materials are stainless steel, aluminum and other materials, so that the hoop has certain toughness and elasticity, good resilience, one end of the hoop 7 is fixedly connected with the hoop frame 3, the other end passes through the space between the roller 4 and the hoop frame 7 and is fixedly connected with the vane portion 62, the expansion state is that the combined outer diameter of the hoop frame 3 and the hoop 7, which is originally smaller than the inner diameter of the main oil duct 101, is enlarged, and then a chip removing opening 11 is formed, so that chip removing action can be realized. Because the flexible shaft 1 and the flexible shaft sheath 2 can rotate, the flexible shaft sheath 2 is pressed when in use, and the rotating action can be realized by rotating the flexible shaft spanner 9.
The two ends of the flexible shaft 1 are provided with driving square heads, and one end of the flexible shaft 1 positioned on the hoop frame 3 is fixedly connected with the columnar part 61;
a hoop cavity 12 is formed between the hoop 7 and the hoop frame 3, and the hoop cavity 12 is suitable for collecting scraps discharged by the oil port 102 to be processed during processing.
The ratchet locking disc 8 comprises a ratchet disc shell 81 and a ratchet disc upper cover 82, and the ratchet disc shell 81 and the ratchet disc upper cover 82 are detachably connected;
a ratchet wheel 83 and a pawl 84 are arranged in the ratchet wheel disc shell 81, a connecting square hole is formed in the ratchet wheel 83, the flexible shaft 1 is suitable for being fixedly connected with the ratchet wheel 83 through the connecting hole, and the ratchet wheel disc shell 81 is tightly matched with the flexible shaft 1 in a sleeved mode;
the pawl 84 is mounted with a mounting shaft 85, the mounting shaft 85 being adapted to extend to the outer end of the ratchet plate upper cover 82 and being mounted with a ratchet lock switch 87, the ratchet lock switch 87 being adapted to rotationally drive the pawl 84 into and out of engagement with the ratchet 83.
In a further embodiment, a return spring 86 is mounted on the side of the pawl 84 opposite the ratchet plate cover 82, one end of the return spring 86 is connected to the pawl 84, and the other end of the return spring 86 is connected to the ratchet plate housing 81.
The application method of the engine main oil duct oil port thread processing scraps collecting device comprises the following steps:
Step 1, when repairing or processing the screw thread of the oil port of the main oil duct, firstly, rotating a flexible shaft 1 wrench clockwise outside the main oil duct 101 to drive the flexible shaft 1 to rotate, driving a blade shaft 6 to rotate to drive a hoop 7 to rotate and tighten, namely, reducing the outer diameters of the hoop 7 and the hoop frame 3 and locking by a ratchet locking disc 8;
step 2, calculating the position, namely extending into the position of an oil port 102 needing to be repaired or processed from the front end of an engine main oil duct 101, installing a fixed ring outside a flexible shaft sheath 2 at a set position, adjusting the position of a chip collecting hole 71 on a hoop 7, rotating reversely to enable the flexible shaft sheath 2 and the flexible shaft 1 to rotate relatively, enabling the chip collecting hole 71 on the hoop 7 to be tightly attached to the inner wall of the main oil duct 101, and fine-adjusting to enable the chip collecting hole 71 to face the oil port 102 needing to be repaired or processed;
The calculated position can be divided into calculated length and angle, the length is the same as the position of a processing oil port of the engine in the same batch, the length can be directly measured outside, and the fixed ring is installed to set the insertion length; the angle is that the interval between cylinder 4 and the lower spacing 5 is rotation angle when the design, and the diameter that the hole 71 is greater than the hydraulic fluid port 102 is received to the receipts bits in addition, can realize the effect of totally receiving the bits.
Step 3, carrying out screw thread operation on the oil port 102 to be machined, and repairing or machining scraps generated by the oil port 102 to be machined can enter the hoop cavity 12 from the scraps collecting hole 71 on the hoop 7;
And 4, after the thread operation of the repairing or processing oil port 102 is finished, rotating the flexible shaft 1 clockwise to drive the flexible shaft 1 to tighten and lock the anchor ear 7, sealing the anchor ear cavity 12, taking out the device from the front end of the main oil duct 101 together with processing scraps, loosening the ratchet locking disc 8 to open the anchor ear 7, and removing the processing scraps in the anchor ear cavity 12 through the scrap discharge port 11.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides an engine main oil gallery hydraulic fluid port screw thread processing bits collection device, includes cylinder block (100), be provided with main oil gallery (101) in cylinder block (100), be provided with the hydraulic fluid port (102) of waiting to process in main oil gallery (101), its characterized in that still includes:
The flexible shaft (1) and the flexible shaft sheath (2), wherein the flexible shaft (1) is arranged in the flexible shaft sheath (2), and the outer diameter of the flexible shaft sheath (2) is smaller than the inner diameter of the main oil duct (101);
The flexible shaft type air conditioner comprises a hoop frame (3), wherein the hoop frame (3) is connected with a flexible shaft sheath (2), the hoop frame (3) is in an opening shape, a roller (4) and a lower limit bar (5) are arranged on the inner wall of the hoop frame, one end of the flexible shaft (1) opposite to the hoop frame (3) is suitable for penetrating through the hoop frame (3) and is provided with a blade shaft (6), the blade shaft (6) comprises a columnar part (61) and a blade part (62), the columnar part (61) is integrally connected with the blade part (62), and one side of the blade part (62) is suitable for rotating along the inner wall of the hoop frame (3);
The anchor ear (7), the anchor ear (7) is installed on the anchor ear frame (3) and is suitable for being connected with the blade part (62), and the flexible shaft (1) rotates and is suitable for driving the anchor ear (7) to rotate; the hoop (7) is provided with a chip collecting hole (71), and the diameter size of the chip collecting hole (71) is not smaller than the diameter size of the oil port (102) to be processed;
The blade part (62) is connected with one end of the anchor ear (7) and is positioned between the roller (4) and the lower limit bar (5) to move, and when the blade part (62) is attached to the roller (4), the outer wall of the anchor ear (7) is suitable for being pressed and expanded to be abutted against the inner wall of the main oil duct (101); when the blade part (62) is attached to the lower limit strip (5), the anchor ear (7) is suitable for shrinking and the outer diameter is smaller than the inner diameter of the main oil duct (101);
The ratchet locking disc (8), the ratchet locking disc (8) is positioned at one end of the flexible shaft (1) far away from the hoop frame (3), the flexible shaft (1) is suitable for penetrating through the ratchet locking disc (8) and is provided with a flexible shaft spanner (9), and the ratchet locking disc (8) is suitable for locking the rotation angle of the flexible shaft (1);
The hoop frame (3) comprises a disc part (31) and an arc part (32), the disc part (31) is integrally connected with the arc part (32), the roller (4) is connected with the disc part (31), and one side of the disc part (31) opposite to the arc part (32) is connected with the flexible shaft sheath (2);
when the blade part (62) is attached to the roller (4), the hoop (7) and the wafer part (31) form a chip removal port (11); when the blade part (62) is attached to the lower limit strip (5), the anchor ear (7) is suitable for being sealed in the wafer part (31);
The two ends of the flexible shaft (1) are provided with driving square heads, and one end of the flexible shaft (1) positioned on the hoop frame (3) is fixedly connected with the columnar part (61);
and a hoop cavity (12) is formed between the hoop (7) and the hoop frame (3), and the hoop cavity (12) is suitable for collecting scraps discharged by the oil port (102) to be processed during processing.
2. The engine main oil gallery port thread machining chip collection device of claim 1, wherein: the ratchet locking disc (8) comprises a ratchet disc shell (81) and a ratchet disc upper cover (82), and the ratchet disc shell (81) is detachably connected with the ratchet disc upper cover (82);
A ratchet wheel (83) and a pawl (84) are arranged in the ratchet wheel disc shell (81), a connecting square hole is formed in the ratchet wheel (83), the flexible shaft (1) is suitable for being fixedly connected with the ratchet wheel (83) through the connecting hole, and the ratchet wheel disc shell (81) is tightly matched with the flexible shaft (1) in a sleeved mode;
The pawl (84) is provided with a mounting shaft (85), the mounting shaft (85) is suitable for extending to the outer end of the upper cover (82) of the ratchet plate and is provided with a ratchet locking switch (87), and the ratchet locking switch (87) is suitable for rotationally driving the pawl (84) to be clamped or separated on the ratchet (83).
3. The engine main oil gallery port thread machining chip collection device of claim 2, wherein: a return spring (86) is arranged on one side of the pawl (84) opposite to the ratchet plate upper cover (82), one end of the return spring (86) is connected with the pawl (84), and the other end of the return spring (86) is connected with the ratchet plate shell (81).
4. The use method of the engine main oil gallery thread machining chip collecting device according to claim 3, comprising the following steps:
Step 1, when repairing or processing the screw thread of an oil port of a main oil duct, firstly, rotating a flexible shaft (1) clockwise outside the main oil duct (101) to drive a flexible shaft (1) to rotate, driving a blade shaft (6) to rotate and driving a hoop (7) to rotate and tighten, namely, reducing the outer diameters of the hoop (7) and a hoop frame (3) and locking by a ratchet locking disc (8);
Step 2, calculating the position, namely extending into the position of an oil port (102) needing to be repaired or processed from the front end of a main oil duct (101) of the engine, installing a fixed ring outside a flexible shaft sheath (2) at the set position, adjusting the position of a chip collecting hole (71) on a hoop (7), rotating reversely to enable the flexible shaft sheath (2) and the flexible shaft (1) to rotate relatively, enabling the chip collecting hole (71) on the hoop (7) to be tightly attached to the inner wall of the main oil duct (101), and finely adjusting to enable the chip collecting hole (71) to be opposite to the oil port (102) needing to be repaired or processed;
Step 3, carrying out screw thread operation on an oil port (102) to be machined, and repairing or machining scraps generated by the oil port (102) can enter a hoop cavity (12) from a scraps collecting hole (71) on the hoop (7);
And 4, after the screw thread operation of the repairing or processing oil port (102) is finished, the flexible shaft (1) is rotated clockwise to drive the flexible shaft (1) to tighten and lock the anchor ear (7), the anchor ear cavity (12) is closed, the device is taken out from the front end of the main oil duct (101) together with processing scraps, then the ratchet locking disc (8) switch is loosened to open the anchor ear (7), and the processing scraps in the anchor ear cavity (12) are removed through the chip removal port (11).
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| CN202211458497.2A CN115770911B (en) | 2022-11-18 | 2022-11-18 | Engine main oil duct oil port thread processing scraps collecting device and using method |
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| CN115770911B true CN115770911B (en) | 2024-04-26 |
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| JP2891980B1 (en) * | 1998-02-25 | 1999-05-17 | 豊盛工業株式会社 | High-precision nut tapping device using vent tap |
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| CN115770911A (en) | 2023-03-10 |
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