An Axial Matching Gear Abrasive Flow Polishing Device

Abstract

This application relates to the technical field of polishing devices, and discloses an axially matched gear abrasive flow polishing device, which includes an inlet fixture, an outlet fixture, and an intermediate fixture located between the two; the inlet fixture includes an abrasive inlet hole, an abrasive inlet channel, and a first clamping groove; the outlet fixture includes an abrasive outlet hole, an abrasive outlet channel, and a second clamping groove; the intermediate fixture includes an internal tooth groove, and a spacing is provided between the gear part of the gear part and the internal tooth groove to form a machining channel to be processed; the abrasive inlet hole, the abrasive inlet channel, the machining channel to be processed, the abrasive outlet channel, and the abrasive outlet hole together form an abrasive channel for abrasive flow machining; both ends of the connecting rod of the gear part are tightly clamped in the first clamping groove and the second clamping groove respectively; a quick-release mechanism for connecting the inlet fixture and the outlet fixture is installed on the intermediate fixture. This application facilitates the fixation of the gear part.

Description

Technical Field

[0001] This application relates to the technical field of polishing devices, and in particular, to an axially matched gear abrasive flow polishing device. Background Art

[0002] Currently, abrasive flow machining refers to a special finishing process in which a viscoelastic abrasive medium flows through the surface of the workpiece to be machined, causing the hard abrasive grains inside to collide with the workpiece surface, resulting in material removal, thereby deburring the workpiece surface and improving the surface quality.

[0003] A gear part 1, as Figure 1 shown, includes a connecting rod 11 and a gear portion 12 provided on the side wall of the connecting rod 11. Gears are one of the important structures in mechanical parts and are widely used in various fields. However, the surface shape of gears is complex, and current processes also place higher requirements on the surface accuracy of gears. Traditional mechanical polishing has difficulty meeting the overall accuracy requirements, and the polishing is difficult. Using abrasive flow machining can effectively optimize the surface accuracy of gears and meet the requirements of precision machining.

[0004] However, in the prior art, when machining a gear part by abrasive flow, it is inconvenient to fix the gear part. Summary of the Invention

[0005] In order to facilitate the fixing of the gear part, this application provides an axially matched gear abrasive flow polishing device, which adopts the following technical solutions:

[0006] An axially matched gear abrasive flow polishing device includes an inlet fixture, an outlet fixture, and an intermediate fixture located between the two; the inlet fixture includes an abrasive inlet hole, an abrasive inlet channel, and a first card slot; the outlet fixture includes an abrasive outlet hole, an abrasive outlet channel, and a second card slot; the intermediate fixture includes an internal tooth groove, and a spacing is provided between the gear portion of the gear part and the internal tooth groove to form a machining channel to be processed; the abrasive inlet hole, the abrasive inlet channel, the machining channel to be processed, the abrasive outlet channel, and the abrasive outlet hole together form an abrasive channel for abrasive flow machining; both ends of the connecting rod of the gear part are tightly clamped in the first card slot and the second card slot respectively; a quick-release mechanism for connecting the inlet fixture and the outlet fixture is installed on the intermediate fixture.

[0007] First, move the gear part to make one end of the connecting rod snap into the second card slot. Then, move the outlet fixture to make the gear part pass through the intermediate fixture. At this time, fix the outlet fixture through the quick-release mechanism. At this time, the gear part corresponds to the internal tooth slot. Then, move the inlet fixture to make the other end of the connecting rod snap into the first card slot. Next, fix the inlet fixture through the quick-release mechanism, so that the gear part can be fixed (it is also possible to first make one end of the connecting rod snap into the first card slot by moving the gear part); In summary, by adopting the above technical solution, it is convenient to fix the gear part.

[0008] Optionally, a wear-resistant coating is provided on the inner wall of the internal tooth slot.

[0009] By adopting the above technical solution, the provided wear-resistant coating can reduce the wear of the abrasive on the internal tooth slot.

[0010] Optionally, the quick-release mechanism includes a connecting ring detachably installed on the outer side wall of the intermediate fixture and a mounting bracket installed on the outer peripheral surface of the connecting ring; opposite ends of the inlet fixture and the outlet fixture are respectively fixedly connected with annular plates. Annular grooves are respectively formed at both ends of the intermediate fixture, and the two annular plates are respectively inserted into the two annular grooves; a mounting groove is formed in the side wall of the intermediate fixture, and both ends of the mounting groove communicate with the two annular grooves respectively. Fixing components for fixing the annular plates are respectively installed at both ends of the mounting groove, and a driving component for releasing the fixation of the two annular plates is installed on the mounting groove.

[0011] By adopting the above technical solution, when it is necessary to connect the inlet fixture or the outlet fixture, first move the inlet fixture or the outlet fixture to make the annular plate inserted into the annular groove, and then fix the annular plate through the fixing component, so that the inlet fixture or the outlet fixture can be connected; when it is necessary to disassemble the inlet fixture or the outlet fixture, first release the fixation of the annular plate by the fixing component through the driving component, and then remove the inlet fixture or the outlet fixture; In summary, the provided quick-release mechanism facilitates the disassembly and assembly of the inlet fixture and the outlet fixture.

[0012] Optionally, two threaded rings are threadedly connected to the outer side wall of the intermediate fixture, and the two threaded rings clamp the connecting ring on the outer side wall of the intermediate fixture.

[0013] By adopting the above technical solution, the provided two threaded rings facilitate the installation of the connecting ring onto the intermediate fixture.

[0014] Optionally, each set of the fixing components includes a guide rod fixedly connected to the inner wall of the installation groove, a sliding sleeve slidably connected to the guide rod, and a limiting plate fixedly connected to one end of the sliding sleeve; a limiting groove is formed in the outer side wall of the annular plate, one end of the limiting plate is provided with a first inclined surface and is inserted into the limiting groove, and the first inclined surface is matched with the side wall of the annular plate; a first slider is fixedly connected to one side of the limiting plate, a first spring is fixedly connected to one side of the first slider, and the end of the first spring far from the first slider is fixedly connected to the inner wall of the installation groove.

[0015] By adopting the above technical solution, when the annular plate is inserted into the annular groove, at this time, the annular plate drives the limiting plate to move under the action of the first inclined surface, the movement of the limiting plate drives the first slider to move, and the movement of the first slider presses the first spring; when the annular plate is inserted into the annular groove, at this time, the first slider drives the limiting plate to be inserted into the limiting groove under the action of the first spring, so that the annular plate can be fixed; in summary, the provided fixing components are convenient for fixing the annular plate.

[0016] Optionally, the driving component includes a first through hole formed in the side wall of the installation groove, a pull rod slidably connected to the first through hole, and a push plate fixedly connected to one end of the pull rod; the side of the push plate away from the internal tooth groove can abut against the sides of the two sliding sleeves close to the internal tooth groove; a second slider is fixedly connected to the end of the pull rod away from the push plate, a second spring is fixedly connected to the side of the second slider close to the middle fixture, and the end of the second spring far from the second slider is fixedly connected to the outer side wall of the middle fixture.

[0017] By adopting the above technical solution, when it is necessary to release the fixation of the annular plate, first drive the pull rod to move out of the first through hole through the second slider, the movement of the pull rod out of the first through hole drives the push plate to move out of the first through hole, the movement of the push plate out of the first through hole drives the sliding sleeve to move away from the limiting groove, and the movement of the sliding sleeve away from the limiting groove drives the limiting plate to move away from the limiting groove, so that the fixation of the annular plate can be released; in summary, the provided driving component is convenient for releasing the fixation of the annular plate.

[0018] Optionally, a separation component for driving the inlet fixture, the outlet fixture and the gear member to separate is installed on the side wall of the first through hole. The separation component includes two second through holes respectively formed on both sides of the first through hole and two push rods respectively slidably connected to the two second through holes; push blocks are respectively fixedly connected to both sides of the pull rod, a second inclined surface is provided on the side of the push rod close to the push block, and the two second inclined surfaces are arranged corresponding to the two push blocks; a reset member for resetting the push rod is installed in the second through hole.

[0019] By adopting the above technical solution, both ends of the connecting rod are firmly clamped with the first clamping groove and the second clamping groove. When the pull rod moves outward from the first through hole, it drives the two push blocks to move outward from the first through hole. Then, under the action of the second inclined surface, the two push blocks drive the two push rods to move outward from the second through hole. The two push rods moving outward from the second through hole can separate the two ends of the connecting rod from the first clamping groove and the second clamping groove respectively. In summary, the provided separation component facilitates the separation of the two ends of the connecting rod from the first clamping groove and the second clamping groove respectively.

[0020] Optionally, the reset member includes a sliding groove opened on one side of the second through hole, a third slider slidably connected to the sliding groove, and a third spring fixedly connected to one side of the third slider; the third slider is fixedly connected to one side of the push rod, and the side of the third spring away from the third slider is fixedly connected to the inner wall of one end of the sliding groove.

[0021] By adopting the above technical solution, when the push rod moves outward from the second through hole, it drives the third slider to move outward from the second through hole, and the third slider moving outward from the third through hole presses the third spring; when the push block does not apply force to the push rod, at this time, the third slider drives the push rod to reset under the action of the third spring. In summary, the provided reset member facilitates the reset of the push rod.

[0022] Optionally, a rotating shaft is fixedly connected to the end of the connecting ring away from the intermediate fixture, the rotating shaft is rotatably connected to the mounting bracket, and a transmission component for driving the rotation of the rotating shaft is installed on one side of the mounting bracket; the transmission component includes a cylinder installed on one side of the mounting bracket and a rack fixedly connected to the piston rod of the cylinder; a spur gear is sleeved and fixed on the side wall of the rotating shaft, and the spur gear meshes with the rack.

[0023] By adopting the above technical solution, when it is necessary to separate the two ends of the connecting rod from the first clamping groove and the second clamping groove respectively, first start the cylinder. At this time, the piston rod of the cylinder drives the rack to move, the rack moving drives the spur gear to rotate 90 degrees, the spur gear rotating 90 degrees drives the rotating shaft to rotate 90 degrees, the rotating shaft rotating 90 degrees drives the connecting ring to rotate 90 degrees, and the connecting ring rotating 90 degrees makes the intermediate fixture in a horizontal state, which can reduce the possibility of the workpiece falling off.

[0024] Optionally, a pulling component is arranged between the second slider and the mounting bracket. The pulling component includes two rotating balls respectively movably connected to and embedded in the second slider and the mounting bracket, and a rope body is arranged between the two rotating balls.

[0025] By adopting the above technical solution, for the provided pulling component, when the connecting ring rotates, at this time, the second slider moves outward from the first through hole under the action of the rope body, which facilitates driving the pull rod to move.

[0026] In summary, the present application includes at least one of the following beneficial technical effects:

[0027] 1. First, move the gear member to make one end of the connecting rod snap into the second card slot. Then, move the outlet fixture to make the gear member pass through the intermediate fixture. At this time, fix the outlet fixture through the quick-release mechanism. At this time, the gear part corresponds to the internal tooth slot. Then, move the inlet fixture to make the other end of the connecting rod snap into the first card slot. Next, fix the inlet fixture through the quick-release mechanism, thereby fixing the gear member (it is also possible to first make one end of the connecting rod snap into the first card slot by moving the gear member first); In summary, by adopting the above technical solution, it is convenient to fix the gear member;

[0028] 2. When it is necessary to connect the inlet fixture or the outlet fixture, first move the inlet fixture or the outlet fixture to make the annular plate inserted into the annular groove. Then, fix the annular plate through the fixing component, thereby connecting the inlet fixture or the outlet fixture; When it is necessary to disassemble the inlet fixture or the outlet fixture, first release the fixing of the annular plate by the fixing component through the driving component, and then remove the inlet fixture or the outlet fixture; In summary, the quick-release mechanism provided is convenient for disassembling and assembling the inlet fixture and the outlet fixture;

[0029] 3. Both ends of the connecting rod are firmly snapped into the first card slot and the second card slot. The pull rod moves outward from the first through hole, driving the two push blocks to move outward from the first through hole. Then, under the action of the second inclined surface, the two push blocks drive the two push rods to move outward from the second through hole. The two push rods moving outward from the second through hole can separate the two ends of the connecting rod from the first card slot and the second card slot respectively; In summary, the separation component provided is convenient for separating the two ends of the connecting rod from the first card slot and the second card slot respectively. Description of the Drawings

[0030] Figure 1 It is a structural schematic diagram of the gear member.

[0031] Figure 2 It is a structural schematic diagram highlighting the inlet fixture, the outlet fixture, and the intermediate fixture in the embodiment of the present application.

[0032] Figure 3 It is a structural schematic diagram highlighting the abrasive channel in the embodiment of the present application.

[0033] Figure 4 It is a structural schematic diagram highlighting the quick-release mechanism in the embodiment of the present application.

[0034] Figure 5 It is a structural schematic diagram highlighting the fixing component and the driving component in the embodiment of the present application.

[0035] Figure 6 It is Figure 5 The structural schematic diagram after hiding the intermediate fixture in

[0036] Reference numerals: 1, gear member; 11, connecting rod; 12, gear portion; 2, inlet fixture; 21, abrasive inlet hole; 22, abrasive inlet channel; 23, first card slot; 3, outlet fixture; 31, abrasive outlet hole; 32, abrasive outlet channel; 33, second card slot; 4, intermediate fixture; 41, internal tooth groove; 42, channel to be processed; 5, quick-release mechanism; 51, connecting ring; 511, rotating shaft; 512, mounting bracket; 52, threaded ring; 53, annular plate; 54, annular groove; 55, mounting groove; 56, fixing component; 561, guide rod; 562, sliding sleeve; 563, limiting plate; 564, limiting groove; 565, first inclined surface; 566, first slider; 567, first spring; 57, driving component; 571, first through hole; 572, pull rod; 573, push plate; 574, second slider; 575, second spring; 6, separating component; 61, second through hole; 62, push rod; 63, push block; 64, second inclined surface; 7, reset component; 71, sliding groove; 72, third slider; 73, third spring; 8, transmission component; 81, cylinder; 82, rack; 83, spur gear; 9, pulling component; 91, rotating ball; 92, rope body. Detailed implementation manners

[0037] The following details the implementation manners of the present application, and examples of the implementation manners are shown in the drawings.

[0038] In the description of this specification, the description with reference to the terms "certain implementation manners", "one implementation manner", "some implementation manners", "schematic implementation manners", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the implementation manner or example are included in at least one implementation manner or example of the present application. In this specification, the schematic expressions of the above terms do not necessarily refer to the same implementation manner or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more implementation manners or examples.

[0039] An axially matching gear abrasive flow polishing device is disclosed in an embodiment of the present application. Refer to Figures 2 - 4, including an inlet fixture 2, an outlet fixture 3 and an intermediate fixture 4 located therebetween; the inlet fixture 2 includes an abrasive inlet hole 21, an abrasive inlet channel 22 and a first clamping groove 23; the outlet fixture 3 includes an abrasive outlet hole 31, an abrasive outlet channel 32 and a second clamping groove 33; the intermediate fixture 4 includes an internal tooth groove 41, and the inner wall of the internal tooth groove 41 is provided with a wear-resistant coating. A spacing is provided between the gear part 12 of the gear member 1 and the internal tooth groove 41 to form a machining channel 42 to be processed; the abrasive inlet hole 21, the abrasive inlet channel 22, the machining channel 42 to be processed, the abrasive outlet channel 32 and the abrasive outlet hole 31 together form an abrasive channel for abrasive flow machining; both ends of the connecting rod 11 of the gear member 1 are respectively fastened and clamped in the first clamping groove 23 and the second clamping groove 33; a quick-release mechanism 5 for connecting the inlet fixture 2 and the outlet fixture 3 is installed on the intermediate fixture 4. First, move the gear member 1 to make one end of the connecting rod 11 clamped in the second clamping groove 33, and then move the outlet fixture 3 to make the gear member 1 pass through the intermediate fixture 4. At this time, fix the outlet fixture 3 through the quick-release mechanism 5. At this time, the gear part 12 corresponds to the internal tooth groove 41, and then move the inlet fixture 2 to make the other end of the connecting rod 11 clamped in the first clamping groove 23. Next, fix the inlet fixture 2 through the quick-release mechanism 5, so that the gear member 1 can be fixed (it is also possible to first make one end of the connecting rod 11 clamped with the first clamping groove 23 by moving the gear member 1 first); in summary, by adopting the above technical solution, it is convenient to fix the gear member 1.

[0040] Refer to Figure 4 and Figure 5 , the quick-release mechanism 5 includes a connecting ring 51 detachably installed on the outer side wall of the intermediate fixture 4 and a mounting bracket 512 installed on the outer peripheral surface of the connecting ring 51; two threaded rings 52 are threadedly connected to the outer side wall of the intermediate fixture 4, and the two threaded rings 52 clamp the connecting ring 51 on the outer side wall of the intermediate fixture 4. The two threaded rings 52 provided facilitate the installation of the connecting ring 51 onto the intermediate fixture 4.

[0041] Refer to Figures 4 - 6, annular plates 53 are fixedly connected to the opposite ends of the inlet fixture 2 and the outlet fixture 3 respectively. Annular grooves 54 are respectively formed at both ends of the intermediate fixture 4, and the two annular plates 53 are respectively inserted into the two annular grooves 54. An installation groove 55 is formed in the side wall of the intermediate fixture 4, and both ends of the installation groove 55 communicate with the two annular grooves 54 respectively. Fixing components 56 for fixing the annular plates 53 are respectively installed at both ends of the installation groove 55, and a driving component 57 for releasing the fixation of the two annular plates 53 is installed on the installation groove 55. When it is necessary to connect the inlet fixture 2 or the outlet fixture 3, first move the inlet fixture 2 or the outlet fixture 3 to insert the annular plate 53 into the annular groove 54, and then fix the annular plate 53 through the fixing component 56, so that the inlet fixture 2 or the outlet fixture 3 can be connected; when it is necessary to disassemble the inlet fixture 2 or the outlet fixture 3, first release the fixation of the annular plate 53 by the fixing component 56 through the driving component 57, and then remove the inlet fixture 2 or the outlet fixture 3; in summary, the quick-release mechanism 5 provided facilitates the disassembly and assembly of the inlet fixture 2 and the outlet fixture 3.

[0042] Refer to Figures 4 - 6 , each set of fixing components 56 includes a guide rod 561 fixedly connected to the inner wall of the installation groove 55, a sliding sleeve 562 slidably connected to the guide rod 561 along the radial direction of the intermediate fixture 4, and a limiting plate 563 fixedly connected to one end of the sliding sleeve 562; a limiting groove 564 is formed in the outer side wall of the annular plate 53, one end of the limiting plate 563 is provided with a first inclined surface 565 and is inserted into the limiting groove 564, and the first inclined surface 565 matches the side wall of the annular plate 53; a first slider 566 is fixedly connected to one side of the limiting plate 563, a first spring 567 is fixedly connected to one side of the first slider 566, and the end of the first spring 567 away from the first slider 566 is fixedly connected to the inner wall of the installation groove 55. When the annular plate 53 is inserted into the annular groove 54, at this time, the annular plate 53 drives the limiting plate 563 to move under the action of the first inclined surface 565, the movement of the limiting plate 563 drives the first slider 566 to move, and the movement of the first slider 566 presses the first spring 567; when the annular plate 53 is inserted into the annular groove 54, at this time, the first slider 566 drives the limiting plate 563 to be inserted into the limiting groove 564 under the action of the first spring 567, so that the annular plate 53 can be fixed; in summary, the fixing component 56 provided facilitates the fixing of the annular plate 53.

[0043] Refer to Figures 4 - 6, the driving component 57 includes a first through hole 571 formed in the side wall of the installation groove 55, a pull rod 572 slidably connected to the first through hole 571 along the radial direction of the intermediate fixture 4, and a push plate 573 fixedly connected to one end of the pull rod 572; the side of the push plate 573 away from the internal tooth groove 41 can abut against the sides of the two sliding sleeves 562 close to the internal tooth groove 41; a second slider 574 is fixedly connected to the end of the pull rod 572 away from the push plate 573, a second spring 575 is fixedly connected to the side of the second slider 574 close to the intermediate fixture 4, and the end of the second spring 575 away from the second slider 574 is fixedly connected to the outer side wall of the intermediate fixture 4. When it is necessary to release the fixation of the annular plate 53, first drive the pull rod 572 to move out of the first through hole 571 through the second slider 574. The movement of the pull rod 572 out of the first through hole 571 drives the push plate 573 to move out of the first through hole 571. The movement of the push plate 573 out of the first through hole 571 drives the sliding sleeve 562 to move away from the limiting groove 564. The movement of the sliding sleeve 562 away from the limiting groove 564 drives the limiting plate 563 to move away from the limiting groove 564, thereby releasing the fixation of the annular plate 53. In summary, the provided driving component 57 facilitates the release of the fixation of the annular plate 53.

[0044] Refer to Figures 5 - 6 , a separation component 6 for driving the inlet fixture 2, the outlet fixture 3 and the gear member 1 to separate is installed on the side wall of the first through hole 571. The separation component 6 includes two second through holes 61 respectively formed on both sides of the first through hole 571 and two push rods 62 respectively slidably connected to the two second through holes 61 along the circumferential direction of the intermediate fixture 4; push blocks 63 are fixedly connected to both sides of the pull rod 572, a second inclined surface 64 is provided on the side of the push rod 62 close to the push block 63, and the two second inclined surfaces 64 are arranged corresponding to the two push blocks 63; a reset member 7 for resetting the push rod 62 is installed in the second through hole 61. Both ends of the connecting rod 11 are firmly clamped with the first clamping groove 23 and the second clamping groove 33. The movement of the pull rod 572 out of the first through hole 571 drives the two push blocks 63 to move out of the first through hole 571. Then, under the action of the second inclined surface 64, the two push blocks 63 drive the two push rods 62 to move out of the second through hole 61. The movement of the two push rods 62 out of the second through hole 61 can separate both ends of the connecting rod 11 from the first clamping groove 23 and the second clamping groove 33 respectively. In summary, the provided separation component 6 facilitates the separation of both ends of the connecting rod 11 from the first clamping groove 23 and the second clamping groove 33 respectively.

[0045] Refer to Figures 5 - 6, the reset member 7 includes a sliding groove 71 formed on one side of the second through hole 61, a third slider 72 slidably connected to the sliding groove 71 along the axial direction of the intermediate fixture 4, and a third spring 73 fixed to one side of the third slider 72; the third slider 72 is fixed to one side of the push rod 62, and the side of the third spring 73 away from the third slider 72 is fixed to the inner wall of one end of the sliding groove 71. The movement of the push rod 62 outward from the second through hole 61 drives the third slider 72 to move outward from the second through hole 61, and the movement of the third slider 72 outward from the third through hole presses the third spring 73; when the push block 63 does not apply force to the push rod 62, at this time, the third slider 72 drives the push rod 62 to reset under the action of the third spring 73; in summary, the arranged reset member 7 facilitates the reset of the push rod 62.

[0046] Referring to Figure 4 , a rotating shaft 511 is fixed to one end of the connecting ring 51 away from the intermediate fixture 4, the rotating shaft 511 is rotatably connected to the mounting bracket 512 through a bearing, and a transmission assembly 8 for driving the rotation of the rotating shaft 511 is installed on one side of the mounting bracket 512; the transmission assembly 8 includes a cylinder 81 vertically installed on one side of the mounting bracket 512 and a rack 82 vertically fixed to the piston rod of the cylinder 81; a spur gear 83 is sleeved and fixed on the side wall of the rotating shaft 511, and the spur gear 83 meshes with the rack 82. When it is necessary to separate the two ends of the connecting rod 11 from the first clamping groove 23 and the second clamping groove 33 respectively, first start the cylinder 81. At this time, the piston rod of the cylinder 81 drives the rack 82 to move, the movement of the rack 82 drives the spur gear 83 to rotate 90 degrees, the rotation of the spur gear 83 by 90 degrees drives the rotating shaft 511 to rotate 90 degrees, the rotation of the rotating shaft 511 by 90 degrees drives the connecting ring 51 to rotate 90 degrees, and the rotation of the connecting ring 51 by 90 degrees makes the intermediate fixture 4 in a horizontal state, which can reduce the possibility of the workpiece falling off.

[0047] Referring to Figure 4 , a pulling assembly 9 is arranged between the second slider 574 and the mounting bracket 512. The pulling assembly 9 includes two rotating balls 91 respectively movably connected to and embedded in the second slider 574 and the mounting bracket 512, and a rope body 92 is arranged between the two rotating balls 91. The two ends of the rope body 92 are respectively fixed to the two rotating balls 91. With the arranged pulling assembly 9, when the connecting ring 51 rotates, at this time, the second slider 574 moves outward from the first through hole 571 under the action of the rope body 92, which facilitates driving the pull rod 572 to move.

[0048] Working principle: First, move the gear member 1 to make one end of the connecting rod 11 engaged with the second card slot 33. Then, move the outlet fixture 3 to make the gear member 1 pass through the intermediate fixture 4. At this time, fix the outlet fixture 3 through the quick-release mechanism 5. At this time, the gear part 12 corresponds to the internal tooth slot 41. Then, move the inlet fixture 2 to make the other end of the connecting rod 11 engaged with the first card slot 23. Next, fix the inlet fixture 2 through the quick-release mechanism 5, so that the gear member 1 can be fixed (it is also possible to first make one end of the connecting rod 11 engaged with the first card slot 23 by moving the gear member 1); In summary, by adopting the above technical solution, it is convenient to fix the gear member 1.

[0049] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present application. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present application.

Claims

1. An axially matched gear abrasive flow polishing device, characterized in that It includes an inlet fixture (2), an outlet fixture (3), and an intermediate fixture (4) located therebetween; the inlet fixture (2) includes an abrasive inlet hole (21), an abrasive inlet channel (22), and a first clamping groove (23); the outlet fixture (3) includes an abrasive outlet hole (31), an abrasive outlet channel (32), and a second clamping groove (33); the intermediate fixture (4) includes an internal tooth groove (41), and a spacing is provided between the gear part (12) of the gear member (1) and the internal tooth groove (41) to form a channel to be processed (42); the abrasive inlet hole (21), the abrasive inlet channel (22), the channel to be processed (42), the abrasive outlet channel (32), and the abrasive outlet hole (31) together form an abrasive channel for abrasive flow machining; both ends of the connecting rod (11) of the gear member (1) are firmly clamped in the first clamping groove (23) and the second clamping groove (33) respectively; a quick-release mechanism (5) for connecting the inlet fixture (2) and the outlet fixture (3) is installed on the intermediate fixture (4), and the gear part (12) is a multi-start helical tooth; The quick-release mechanism (5) includes a connecting ring (51) detachably installed on the outer side wall of the intermediate fixture (4) and a mounting bracket (512) installed on the outer peripheral surface of the connecting ring (51); annular plates (53) are fixedly connected to the opposite ends of the inlet fixture (2) and the outlet fixture (3) respectively, annular grooves (54) are respectively opened at both ends of the intermediate fixture (4), and the two annular plates (53) are respectively inserted into the two annular grooves (54); a mounting groove (55) is opened on the side wall of the intermediate fixture (4), both ends of the mounting groove (55) are communicated with the two annular grooves (54) respectively, fixing components (56) for fixing the annular plates (53) are respectively installed at both ends of the mounting groove (55), and a driving component (57) for releasing the fixation of the two annular plates (53) is installed on the mounting groove (55); The fixing component (56) includes a limiting plate (563) radially and elastically inserted into a limiting groove (564) on the outer side surface of the annular plate (53) from both ends of the mounting groove (55); the driving component (57) includes a pull rod (572) extending into the mounting groove (55) from a first through hole (571) on the outer side wall of the intermediate fixture (4), and pulling the pull rod (572) outwards can drive the limiting plate (563) to disengage from the limiting groove (564) on the annular plate (53) to unlock the axial positioning of the inlet fixture (2) and the outlet fixture (3) and the intermediate fixture (4).

2. The axial matching type gear abrasive flow polishing device according to claim 1, characterized in that, A wear-resistant coating is provided on the inner wall of the internal tooth groove (41).

3. An axial matching type gear abrasive flow polishing device according to claim 1, characterized in that, Two threaded rings (52) are threadedly connected to the outer side wall of the intermediate fixture (4), and the two threaded rings (52) clamp the connecting ring (51) on the outer side wall of the intermediate fixture (4).

4. An axial matching type gear abrasive flow polishing device according to claim 1, characterized in that Each set of the fixed components (56) includes a guide rod (561) fixedly connected to the inner wall of the installation groove (55), a sliding sleeve (562) slidably connected to the guide rod (561), and a limiting plate (563) fixedly connected to one end of the sliding sleeve (562); a limiting groove (564) is formed on the outer side wall of the annular plate (53), one end of the limiting plate (563) is provided with a first inclined surface (565) and is inserted into the limiting groove (564), and the first inclined surface (565) is matched with the side wall of the annular plate (53); a first sliding block (566) is fixedly connected to one side of the limiting plate (563), a first spring (567) is fixedly connected to one side of the first sliding block (566), and the end of the first spring (567) far from the first sliding block (566) is fixedly connected to the inner wall of the installation groove (55).

5. The axial matching type gear abrasive flow polishing device according to claim 4, wherein The driving component (57) includes a first through hole (571) formed on the side wall of the installation groove (55), a pull rod (572) slidably connected to the first through hole (571), and a push plate (573) fixedly connected to one end of the pull rod (572); the side of the push plate (573) far from the internal tooth groove (41) can abut against the sides of the two sliding sleeves (562) close to the internal tooth groove (41); a second sliding block (574) is fixedly connected to the end of the pull rod (572) far from the push plate (573), a second spring (575) is fixedly connected to the side of the second sliding block (574) close to the middle fixture (4), and the end of the second spring (575) far from the second sliding block (574) is fixedly connected to the outer side wall of the middle fixture (4).

6. The axial matching type gear abrasive flow polishing device according to claim 5, characterized in that, A separating component (6) for driving the inlet fixture (2), the outlet fixture (3) and the gear part (1) to separate is installed on the side wall of the first through hole (571), and the separating component (6) includes two second through holes (61) respectively formed on both sides of the first through hole (571) and two push rods (62) respectively slidably connected to the two second through holes (61); pushing blocks (63) are respectively fixedly connected to both sides of the pull rod (572), a second inclined surface (64) is provided on the side of the push rod (62) close to the pushing block (63), and the two second inclined surfaces (64) are arranged corresponding to the two pushing blocks (63); a resetting member (7) for resetting the push rod (62) is installed in the second through hole (61).

7. An axial matching type gear abrasive flow polishing device according to claim 6, characterized in that, The resetting member (7) includes a sliding groove (71) formed on one side of the second through hole (61), a third sliding block (72) slidably connected to the sliding groove (71), and a third spring (73) fixedly connected to one side of the third sliding block (72); the third sliding block (72) is fixedly connected to one side of the push rod (62), and the side of the third spring (73) far from the third sliding block (72) is fixedly connected to one end inner wall of the sliding groove (71).

8. An axial matching type gear abrasive flow polishing device according to claim 5, characterized in that, One end of the connecting ring (51) away from the middle fixture (4) is fixedly connected with a rotating shaft (511), the rotating shaft (511) is rotatably connected to the mounting frame (512), and a transmission assembly (8) for driving the rotation of the rotating shaft (511) is installed on one side of the mounting frame (512); the transmission assembly (8) includes a cylinder (81) installed on one side of the mounting frame (512) and a rack (82) fixedly connected to the piston rod of the cylinder (81); a spur gear (83) is sleeved and fixed on the side wall of the rotating shaft (511), and the spur gear (83) is engaged with the rack (82).

9. The axial matching type gear abrasive flow polishing device according to claim 8, wherein, A pulling assembly (9) is arranged between the second slider (574) and the mounting frame (512), the pulling assembly (9) includes two rotating balls (91) respectively movably connected to and embedded in the second slider (574) and the mounting frame (512), and a rope body (92) is arranged between the two rotating balls (91).

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