CN115673440B - Small-diameter tap tool and processing method - Google Patents
Small-diameter tap tool and processing method Download PDFInfo
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- CN115673440B CN115673440B CN202211391356.3A CN202211391356A CN115673440B CN 115673440 B CN115673440 B CN 115673440B CN 202211391356 A CN202211391356 A CN 202211391356A CN 115673440 B CN115673440 B CN 115673440B
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- 238000003672 processing method Methods 0.000 title claims description 10
- 238000003754 machining Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 15
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- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 10
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
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- 238000012986 modification Methods 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 7
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- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000376 reactant Substances 0.000 claims description 6
- 239000011265 semifinished product Substances 0.000 claims description 6
- JLPULHDHAOZNQI-ZTIMHPMXSA-N 1-hexadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCC\C=C/C\C=C/CCCCC JLPULHDHAOZNQI-ZTIMHPMXSA-N 0.000 claims description 3
- 229920001661 Chitosan Polymers 0.000 claims description 3
- 239000003109 Disodium ethylene diamine tetraacetate Substances 0.000 claims description 3
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 3
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 3
- 150000004645 aluminates Chemical class 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000007822 coupling agent Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 235000019301 disodium ethylene diamine tetraacetate Nutrition 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 3
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- 235000006408 oxalic acid Nutrition 0.000 claims description 3
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- 238000001556 precipitation Methods 0.000 claims description 3
- 229940083466 soybean lecithin Drugs 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- 235000002906 tartaric acid Nutrition 0.000 claims description 3
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- 238000001291 vacuum drying Methods 0.000 claims description 3
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- 229940100445 wheat starch Drugs 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 4
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- 229910001315 Tool steel Inorganic materials 0.000 description 2
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Classifications
-
- 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
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- Drilling And Boring (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the field of screw tap cutters and discloses a small-diameter screw tap cutter and a machining method, the small-diameter screw tap cutter comprises a main fixing shell, a limiting frame is fixedly connected to the right side of the main fixing shell, a guide rod is movably connected to the surface of the limiting frame, the guide rod is movably connected with the main fixing shell, a first cutter head is arranged on the right side of the guide rod at the top end, a second cutter head is arranged on the right side of the guide rod at the bottom end, a motor is arranged on the left side of the main fixing shell, a main rotating shaft is fixedly connected to an output shaft of the motor, the left side and the right side of the main rotating shaft are rotatably connected with the inner wall of the main fixing shell, and a second gear is sleeved on the surface of the main rotating shaft.
Description
Technical Field
The invention relates to the technical field of tap cutters, in particular to a small-diameter tap cutter and a processing method.
Background
The screw tap is also called a screw tap, the screw tap occupies a large proportion in machining, the screw tap is a tool most commonly used for machining internal threads, the screw tap is used as a tool for machining the internal threads, a groove is formed along the axial direction for machining the common internal threads on nuts or other parts, the machine screw tap is usually a high-speed steel screw tap and is suitable for tapping on a machine tool, and the hand screw tap is a carbon tool steel or alloy tool steel rolling screw tap and is suitable for manual tapping;
however, most of existing small-diameter tapping tools lack means for rapidly replacing different tool bits, and the tool feeding distance of the tool bits is difficult to synchronously adjust, so that the existing small-diameter tapping tools have quite limitations when processing workpieces with different processing requirements, and can not synchronously complete the operation of removing scraps generated by processing, so that the functionality is weak.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects existing in the prior art, the invention provides the small-diameter tap tool and the processing method, which can effectively solve the problems that most small-diameter tap tools in the prior art lack of measures for rapidly replacing different tool bits, are difficult to synchronously adjust the feeding distance of the tool bits, have quite limitations when processing workpieces with different processing requirements, cannot synchronously complete the scrap removal operation generated by processing, and have weaker functionality.
(II) technical scheme
In order to achieve the above object, the present invention is realized by the following technical scheme,
The invention discloses a small-diameter screw tap cutter, which comprises a main fixing shell, wherein the right side of the main fixing shell is fixedly connected with a limiting frame, the surface of the limiting frame is movably connected with a guide rod, the guide rod is movably connected with the main fixing shell, the right side of the guide rod at the top end is provided with a first cutter head, the right side of the guide rod at the bottom end is provided with a second cutter head, the left side of the main fixing shell is provided with a motor, an output shaft of the motor is fixedly connected with a main rotating shaft, the left side and the right side of the main rotating shaft are rotatably connected with the inner wall of the main fixing shell, the surface of the main rotating shaft is sleeved with a second gear, the left end of the guide rod is fixedly connected with a first gear, the first gear at the bottom end is meshed with the second gear, the surface of the limiting frame is provided with a rotating wheel, the upper side and the lower side of a central shaft of the rotating wheel are rotatably connected with the inner wall of the limiting frame, the upper end and the lower end of the central shaft of the rotating wheel is fixedly connected with a traction rod, the surface of the traction rod is sleeved with a driving slide rod, the surface of the driving slide rod is fixedly connected with a rotary cylinder, the surface of the rotary cylinder is fixedly connected with the guide rod and the inner side of the rotary cylinder through a bearing, the rotary cylinder is fixedly connected with the guide rod, and the rotary cylinder is fixedly connected with the rotary cylinder through the guide rod; the right side of the rotating wheel is provided with a blocking mechanism which is used for limiting the rotation of the rotating wheel; the top of main fixed shell is provided with the chip removing mechanism, the chip removing mechanism moves along with the removal synchronization of guide bar.
Furthermore, the rotating wheel is inserted on the surface of the limiting frame and is movably connected with the limiting frame.
Further, the traction rod is inserted into the driving sliding rod, and the traction rod is in sliding connection with the driving sliding rod.
Still further, the chip removing mechanism includes the bracing piece, the bottom mounting of bracing piece is at the surface of main set casing, the right side of bracing piece rotates and is connected with the bull stick, the back side of bull stick rotates and is connected with the connecting plate, the back side of connecting plate is provided with the brush piece, the centre department of brush piece back side is provided with magnet, the left side of brush piece articulates there is the connecting rod, the connecting rod is fixed on the top the surface of rotary drum.
Still further, the inboard fixedly connected with inserted block of brush piece, the inserted block inserts the inside of establishing at the connecting plate, the surface swing joint of connecting plate has the fixed block, the both ends extend to the inside of inserted block about the fixed block, the both ends cover is equipped with the second spring about the fixed block.
Further, one end of the second spring is fixedly connected with the surface of the fixed block, and the other end of the second spring is fixedly connected with the surface of the connecting plate.
Still further, the card hinders the mechanism and includes the cardboard, the even fixedly connected with fixture block in bottom of cardboard, the fixture block is inconsistent with the runner, the bottom rotation of cardboard is connected with the mount, the top fixedly connected with driving lever of cardboard, the mount is fixed on the surface of locating part, the surface cover of mount is equipped with first spring.
Further, one end of the first spring is fixed on the surface of the fixing frame, the other end of the first spring is fixed on the inner wall of the clamping plate, and the first spring is in a stretching state.
A processing method of a small-diameter tap cutter comprises the following steps:
Step1: selecting a blank of a tapping rod, obtaining a processing drawing, analyzing the shape, the dimensional accuracy, the surface roughness, the workpiece material, the blank type and the heat treatment condition data of the blank, selecting a processing machine tool, adopting a thread milling cutter, and selecting and determining a positioning and clamping device, a processing method, a processing sequence and a cutting amount;
step2: determining CNC machining instructions, calculating a movement track of a cutter travel route center according to the geometric dimension of the machined part and a set programming coordinate system, and obtaining all cutter position data, and gradually writing the machining instructions;
Step3: manufacturing a semi-finished product screw tap cutter according to the machining instruction;
Step4: wheat starch, soybean lecithin and water are mixed according to the weight ratio of 1:0.2 to 0.4: 9-11, heating to keep the temperature in the reaction kettle at 85-90 ℃, continuously stirring for 40-45 min, then dripping 5% of acid agent into the reaction kettle, continuously stirring for 1.1-1.5 h, taking out, pouring into ethanol for precipitation, flushing with deionized water, and performing vacuum filtration and drying treatment to obtain a reactant A for later use;
Step5: putting the reactant A obtained in Step4 into a reaction kettle, adding deionized water accounting for 2100-2400% of the total mass, ammonium persulfate accounting for 4.5-4.5% of the total mass, styrene accounting for 161-165% of the total mass, butyl acrylate monomer accounting for 171-176% of the total mass, chitosan accounting for 28-31% of the total mass, nano titanium dioxide accounting for 9-15% of the total mass, aluminate coupling agent accounting for 15-18% of the total mass, disodium ethylenediamine tetraacetate accounting for 4-5.5% of the total mass, heating the mixture to keep the temperature in the reaction kettle at 75-85 ℃, continuously stirring the mixture for 4.5-6.5 hours, and taking out the mixture to obtain modified treatment liquid for standby;
Step6: and (3) setting the modification treatment liquid on the surface of the semi-finished product tap cutter by a coating modification process to obtain the final tap cutter.
Further, the acid agent in Step4 is any one or two of tartaric acid solution and oxalic acid solution.
(III) beneficial effects
Compared with the prior art, the technical proposal provided by the invention has the following beneficial effects,
1. According to the small-diameter tap tool, through the measures of setting the quick switching tool bit and adjusting the feeding distance, when a user needs to switch different tool bits, the user can firstly release the fixation of the rotating wheel, then toggle the rotating wheel, so that the two groups of guide rods move in opposite directions, the positions of the first tool bit and the second tool bit are exchanged, in the process, the adjustment of the feeding distance of the second tool bit or the first tool bit is completed, the positions of the two groups of first gears are exchanged, one group of first gears are always kept to be meshed with the second gears, and therefore the device can conveniently switch different tool bits under the condition of keeping the same driving source, and synchronously complete the adjustment of the feeding distance of the first tool bit or the second tool bit, thereby facilitating the machining of workpieces with different machining requirements, reducing the limitation in use and facilitating the operation process.
2. According to the invention, by arranging the scrap removing mechanism, a user repeatedly pushes the rotating wheel, when the guide rod is driven by the rotating wheel to repeatedly move, the connecting plate continuously swings back and forth, the user can collide the hairbrush block to the area to be cleaned, the hairbrush block is used for wiping, and the magnet is used for adsorbing scrap iron, so that the device can synchronously finish the cleaning treatment of the area to be processed in the process of stirring the rotating wheel, and can adsorb the scrap iron generated in the processing process, thereby avoiding the obstruction of the subsequent processing process and reducing the operation difficulty of the user.
3. According to the invention, by adding the measure of facilitating replacement of the brush block, when a user needs to detach the brush block for cleaning, the fixed block can be pulled, so that the fixed block drives the second spring to stretch, and then when the fixed block moves out of the insert block, the user can pull the brush block to drive the insert block to move out of the connecting plate, so that the user can conveniently clean the brush block and the magnet, and the disassembly and the fixation are convenient.
4. According to the invention, by adding the blocking mechanism, when a user needs to adjust the rotating wheel, the user can push the deflector rod to enable the clamping plate to rotate on the fixing frame and drive the first spring to stretch, when the clamping block is no longer blocked with the rotating wheel, the user can adjust the rotating wheel, after the adjustment is finished, the user can loosen the deflector rod, the first spring is rebounded and reset, and the clamping plate drives the clamping block to clamp the rotating wheel again through the rebound force of the first spring, so that the user can conveniently complete the fixation of the rotating wheel, the adjustment process of the rotating wheel is facilitated, and the operation difficulty is reduced.
5. According to the processing method of the small-diameter tap tool, through the measure of modifying the tool, the wear resistance and corrosion resistance of the tool can be effectively improved, the service life of the tool is prolonged, a stable working state is maintained in a severe working environment, and premature tooth breakage and abrasion are prevented.
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 below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic front perspective view of a small diameter tap tool according to the invention;
FIG. 2 is a schematic side perspective view of the wheel, drawbar, drum and drive slide of the invention;
FIG. 3 is a schematic rear perspective view of a small diameter tap tool according to the invention;
FIG. 4 is a schematic side perspective view of a first gear, a main shaft and a second gear according to the present invention;
FIG. 5 is a schematic side view of a latch according to the present invention;
FIG. 6 is a schematic view of the structure of the first tool bit, the second tool bit, the driving slide bar and the bolt according to the present invention;
FIG. 7 is a schematic front perspective view of the chip removing mechanism according to the present invention;
FIG. 8 is a schematic side perspective view of an insert block, brush block and magnet of the present invention;
FIG. 9 is a schematic side perspective view of a fixed block and a second spring of the present invention;
reference numerals in the drawings represent 1, a main fixing case; 2. a limiting frame; 3. a guide rod; 4. a first cutter head; 5. a second cutter head; 6. a main rotating shaft; 7. a rotating wheel; 8. a traction rod; 9. driving a slide bar; 10. a rotating drum; 11. a first gear; 12. a motor; 13. a second gear; 14. a grip; 15. a clamping plate; 16. a first spring; 17. a fixing frame; 18. a deflector rod; 19. a rod; 20. a bolt; 21. a support rod; 22. a rotating rod; 23. a connecting plate; 24. a connecting rod; 25. a brush block; 26. a magnet; 27. inserting blocks; 28. a fixed block; 29. a second spring; 30. and (5) clamping blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
Example 1
1-9, Including main set casing 1, the right side fixedly connected with spacing 2 of main set casing 1, the surface swing joint of spacing 2 has guide bar 3, guide bar 3 and main set casing 1 swing joint, the right side of top guide bar 3 is provided with first tool bit 4, the right side of bottom guide bar 3 is provided with second tool bit 5, motor 12 is installed in the left side of main set casing 1, fixedly connected with main pivot 6 on the output shaft of motor 12, the left and right sides and the inner wall rotation of main set casing 1 of main pivot 6 are connected, second gear 13 has been cup jointed on the surface of main pivot 6, the left end fixedly connected with first gear 11 of guide bar 3, bottom first gear 11 meshes with second gear 13, the surface of spacing 2 is provided with runner 7, the upper and lower both sides and the inner wall rotation of spacing 2 of runner 7 center pin are connected, the upper and lower both ends fixedly connected with traction lever 8 of runner 7 center pin, the surface cover of traction lever 8 is equipped with drive slide bar 9, the surface fixedly connected with rotary drum 10 of drive slide bar 9 is established at the guide bar 3 and is connected with rotary drum 3 through the guide bar 19, the rotary drum 19 is connected with the rotary drum 3 through the guide bar 3, the rotary drum 19 is connected with the rotary drum 19, the rotary drum is connected with the inside the guide bar 19 through the guide bar 3, the rotary drum is connected with 19.
As shown in fig. 1, the rotating wheel 7 is inserted on the surface of the limiting frame 2, and the rotating wheel 7 is movably connected with the limiting frame 2.
As shown in fig. 2, the traction rod 8 is inserted into the driving slide rod 9, and the traction rod 8 is slidably connected with the driving slide rod 9.
In the embodiment, when the user is implemented, the motor 12 is started, the motor 12 drives the second gear 13 to rotate through the main rotating shaft 6, the second gear 13 drives a group of first gears 11 to rotate, and then the guide rod 3 drives the second cutter head 5 to rotate, when the user needs to switch different cutter heads, the user can firstly release the fixing of the rotating wheel 7, then toggle the rotating wheel 7, the rotating wheel 7 drives the traction rod 8 to rotate, the traction rod 8 slides reciprocally in the driving slide rod 9, under the traction of the traction rod 8, the driving slide rod 9 drives the rotary drum 10 to move, and then the rotary drum 10 drives the guide rod 3 to move, the two groups of guide rods 3 move in opposite directions, so that the positions of the first cutter head 4 and the second cutter head 5 are exchanged, in the process, the adjustment of the feed distance of the second cutter head 5 or the first cutter head 4 is completed, the positions of the two groups of the first gears 11 are replaced, and the first gears 11 are always meshed with the second gears 13.
Example 2
The embodiment also provides a processing method of the small-diameter tap tool, which comprises the following steps:
Step1: selecting a blank of a tapping rod, obtaining a processing drawing, analyzing the shape, the dimensional accuracy, the surface roughness, the workpiece material, the blank type and the heat treatment condition data of the blank, selecting a processing machine tool, adopting a thread milling cutter, and selecting and determining a positioning and clamping device, a processing method, a processing sequence and a cutting amount;
step2: determining CNC machining instructions, calculating a movement track of a cutter travel route center according to the geometric dimension of the machined part and a set programming coordinate system, and obtaining all cutter position data, and gradually writing the machining instructions;
Step3: manufacturing a semi-finished product screw tap cutter according to the machining instruction;
Step4: wheat starch, soybean lecithin and water are mixed according to the weight ratio of 1:0.2 to 0.4: 9-11, heating to keep the temperature in the reaction kettle at 85-90 ℃, continuously stirring for 40-45 min, then dripping 5% of acid agent into the reaction kettle, continuously stirring for 1.1-1.5 h, taking out, pouring into ethanol for precipitation, flushing with deionized water, and performing vacuum filtration and drying treatment to obtain a reactant A for later use;
Step5: putting the reactant A obtained in Step4 into a reaction kettle, adding deionized water accounting for 2100-2400% of the total mass, ammonium persulfate accounting for 4.5-4.5% of the total mass, styrene accounting for 161-165% of the total mass, butyl acrylate monomer accounting for 171-176% of the total mass, chitosan accounting for 28-31% of the total mass, nano titanium dioxide accounting for 9-15% of the total mass, aluminate coupling agent accounting for 15-18% of the total mass, disodium ethylenediamine tetraacetate accounting for 4-5.5% of the total mass, heating the mixture to keep the temperature in the reaction kettle at 75-85 ℃, continuously stirring the mixture for 4.5-6.5 hours, and taking out the mixture to obtain modified treatment liquid for standby;
Step6: and (3) setting the modification treatment liquid on the surface of the semi-finished product tap cutter by a coating modification process to obtain the final tap cutter.
The acid agent in Step4 is any one or two of tartaric acid solution and oxalic acid solution.
Example 3
In this embodiment, as shown in fig. 7 and 8, a chip removing mechanism is provided at the top end of the main fixing case 1, the chip removing mechanism operates synchronously following the movement of the guide rod 3, the chip removing mechanism includes a support rod 21, the bottom end of the support rod 21 is fixed on the surface of the main fixing case 1, the right side of the support rod 21 is rotationally connected with a rotating rod 22, the back side of the rotating rod 22 is rotationally connected with a connecting plate 23, the back side of the connecting plate 23 is provided with a brush block 25, a magnet 26 is provided in the middle of the back side of the brush block 25, the left side of the brush block 25 is hinged with a connecting rod 24, and the connecting rod 24 is fixed on the surface of the top rotary drum 10.
As shown in fig. 9, an insert 27 is fixedly connected to the inner side of the brush block 25, the insert 27 is inserted into the connecting plate 23, a fixing block 28 is movably connected to the surface of the connecting plate 23, the left and right ends of the fixing block 28 extend into the insert 27, and the left and right ends of the fixing block 28 are sleeved with second springs 29.
In the embodiment, when the user repeatedly pushes the rotating wheel 7, and when the guide rod 3 is driven by the rotating wheel 7 to repeatedly move, the rotating drum 10 drives the connecting rod 24 to move, the connecting plate 23 continuously swings back and forth under the limitation of the moving track of the supporting rod 21 and the rotating rod 22 to the connecting plate 23, the user can collide the hairbrush block 25 to the area to be cleaned, the hairbrush block 25 is used for wiping, and the magnet 26 is used for adsorbing the scrap iron;
When the user needs to dismantle brush piece 25 and clean, can pull fixed block 28 for fixed block 28 drives second spring 29 and stretches, then after fixed block 28 shifts out insert 27, the user can pull brush piece 25, drives insert 27 and shifts out connecting plate 23, makes the user can be convenient clean brush piece 25 and magnet 26, and it is comparatively convenient to dismantle and fix.
Example 4
In this embodiment, as shown in fig. 5, a blocking mechanism is disposed on the right side of the rotating wheel 7, and the blocking mechanism is used to limit the rotation of the rotating wheel 7; the clamping mechanism comprises a clamping plate 15, a clamping block 30 is uniformly and fixedly connected to the bottom end of the clamping plate 15, the clamping block 30 is abutted against the rotating wheel 7, a fixing frame 17 is rotatably connected to the bottom end of the clamping plate 15, a deflector rod 18 is fixedly connected to the top end of the clamping plate 15, the fixing frame 17 is fixed to the surface of the limiting frame 2, a first spring 16 is sleeved on the surface of the fixing frame 17, one end of the first spring 16 is fixed to the surface of the fixing frame 17, the other end of the first spring 16 is fixed to the inner wall of the clamping plate 15, and the first spring 16 is in a stretching state.
In this embodiment, when the present embodiment is implemented, the user can push the deflector 18, so that the clamping plate 15 rotates on the fixing frame 17 and drives the first spring 16 to stretch at the same time, when the clamping block 30 is no longer blocked with the rotating wheel 7, the user can adjust the rotating wheel 7, after the adjustment is completed, the user can release the deflector 18, at this time, the first spring 16 is rebound and reset, and the clamping plate 15 drives the clamping block 30 to clamp the rotating wheel 7 again through the resilience force of the first spring 16.
In summary, when the invention is used, a user holds the holding rod 14 by hand, the motor 12 is started, the motor 12 drives the second gear 13 to rotate through the main rotating shaft 6, the second gear 13 drives one group of first gears 11 to rotate, the guide rod 3 drives the second cutter head 5to rotate, when the user needs to switch different cutter heads, the user can firstly release the fixing of the rotating wheel 7, then toggle the rotating wheel 7, the rotating wheel 7 drives the traction rod 8 to rotate, the traction rod 8 slides reciprocally in the driving slide rod 9, under the traction of the traction rod 8, the driving slide rod 9 drives the rotary drum 10 to move, the rotary drum 10 drives the guide rod 3 to move, the two groups of guide rods 3 move in opposite directions, the positions of the first cutter head 4 and the second cutter head 5 are exchanged, in the process, the adjustment of the feeding distance of the second cutter head 5 or the first cutter head 4 is completed, the positions of the two groups of the first gears 11 are replaced, and the first gears 11 are always kept to mesh with the second gear 13;
When the user needs to adjust the rotating wheel 7, the driving lever 18 can be pushed to enable the clamping plate 15 to rotate on the fixing frame 17 and drive the first spring 16 to stretch at the same time, when the clamping block 30 is not blocked with the rotating wheel 7, the user can adjust the rotating wheel 7, after the adjustment is finished, the user can loosen the driving lever 18, at the moment, the first spring 16 is rebounded and reset, and the clamping plate 15 drives the clamping block 30 to clamp the rotating wheel 7 again through the rebound force of the first spring 16;
The user is through pushing the runner 7 repeatedly, when the guide bar 3 is under runner 7 drive, when moving repeatedly, drive the connecting rod 24 through rotary drum 10 simultaneously and remove, under bracing piece 21 and bull stick 22 are to the restriction of connecting plate 23 travel path, make connecting plate 23 constantly make the back and forth swing, the user can be with brush piece 25 conflict to the region that needs to be cleaned, wipe through brush piece 25, adsorb iron fillings through magnet 26, when the user need dismantle brush piece 25 and clean, can pull fixed block 28, make fixed block 28 drive second spring 29 stretch, then after fixed block 28 shifts out the inserted block 27, the user can pull brush piece 25, drive inserted block 27 shift out connecting plate 23, make the user can be convenient clean brush piece 25 and magnet 26, dismantle and fix comparatively conveniently.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; while the invention has been described in detail with reference to the foregoing embodiments, it will be appreciated by those skilled in the art that variations may be made in the techniques described in the foregoing embodiments, or equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a small diameter screw tap cutter, its characterized in that, including main fixed shell (1), the right side fixedly connected with limit frame (2) of main fixed shell (1), the surface swing joint of limit frame (2) has guide bar (3), guide bar (3) and main fixed shell (1) swing joint, the top the right side of guide bar (3) is provided with first tool bit (4), the bottom the right side of guide bar (3) is provided with second tool bit (5), motor (12) are installed in the left side of main fixed shell (1), fixedly connected with main pivot (6) on the output shaft of motor (12), the left and right sides of main pivot (6) are connected with the inner wall rotation of main fixed shell (1), second gear (13) have been cup jointed on the surface of main pivot (6), the left end fixedly connected with first gear (11) of guide bar (3), the bottom first gear (11) meshes with second gear (13), the left side of guide bar (2) is provided with second tool bit (5), the upper and lower surface (7) of limit frame (7) is provided with on the inner wall rotation of main pivot (6) and the inner wall (8) of main pivot (1), the lower surface (7) is connected with the top slide bar (8), the surface fixedly connected with rotary drum (10) of drive slide bar (9), rotary drum (10) cover is established on the surface of guide bar (3), rotary drum (10) are rotated through embedded bearing with guide bar (3) and are connected, the bottom fixedly connected with holding rod (14) of main fixed shell (1), the left side fixedly connected with inserted bar (19) of first tool bit (4) and second tool bit (5), inserted bar (19) are inserted in the inside of guide bar (3), inserted bar (19) are connected through bolt (20) with guide bar (3);
The right side of the rotating wheel (7) is provided with a blocking mechanism which is used for limiting the rotation of the rotating wheel (7);
the top of main fixed shell (1) is provided with the chip removing mechanism, chip removing mechanism follows the removal synchronization of guide bar (3) and moves.
2. The small-diameter tap tool according to claim 1, wherein the rotating wheel (7) is inserted on the surface of the limiting frame (2), and the rotating wheel (7) is movably connected with the limiting frame (2).
3. The small-diameter tap tool according to claim 1, wherein the traction rod (8) is inserted into the driving sliding rod (9), and the traction rod (8) is in sliding connection with the driving sliding rod (9).
4. The small-diameter tap tool according to claim 1, wherein the chip removing mechanism comprises a supporting rod (21), the bottom end of the supporting rod (21) is fixed on the surface of the main fixing shell (1), a rotating rod (22) is rotatably connected to the right side of the supporting rod (21), a connecting plate (23) is rotatably connected to the back side of the rotating rod (22), a brush block (25) is arranged on the back side of the connecting plate (23), a magnet (26) is arranged in the middle of the back side of the brush block (25), a connecting rod (24) is hinged to the left side of the brush block (25), and the connecting rod (24) is fixed on the surface of the rotary drum (10) at the top end.
5. The small-diameter tap tool according to claim 4, wherein an insert block (27) is fixedly connected to the inner side of the brush block (25), the insert block (27) is inserted into the connecting plate (23), a fixing block (28) is movably connected to the surface of the connecting plate (23), the left end and the right end of the fixing block (28) extend to the inner side of the insert block (27), and a second spring (29) is sleeved at the left end and the right end of the fixing block (28).
6. The small-diameter tap tool according to claim 5, wherein one end of the second spring (29) is fixedly connected with the surface of the fixed block (28), and the other end of the second spring (29) is fixedly connected with the surface of the connecting plate (23).
7. The small-diameter tap tool according to claim 1, wherein the blocking mechanism comprises a clamping plate (15), a clamping block (30) is uniformly and fixedly connected to the bottom end of the clamping plate (15), the clamping block (30) is abutted against the rotating wheel (7), a fixing frame (17) is rotatably connected to the bottom end of the clamping plate (15), a deflector rod (18) is fixedly connected to the top end of the clamping plate (15), the fixing frame (17) is fixed to the surface of the limiting frame (2), and a first spring (16) is sleeved on the surface of the fixing frame (17).
8. The small diameter tap tool as claimed in claim 7, wherein one end of the first spring (16) is fixed on the surface of the fixing frame (17), the other end of the first spring (16) is fixed on the inner wall of the clamping plate (15), and the first spring (16) is in a stretched state.
9. A method of machining a small-diameter tap tool according to any one of claims 1 to 8, comprising the steps of:
Step1: selecting a blank of a tapping rod, obtaining a processing drawing, analyzing the shape, the dimensional accuracy, the surface roughness, the workpiece material, the blank type and the heat treatment condition data of the blank, selecting a processing machine tool, adopting a thread milling cutter, and selecting and determining a positioning and clamping device, a processing method, a processing sequence and a cutting amount;
step2: determining CNC machining instructions, calculating a movement track of a cutter travel route center according to the geometric dimension of the machined part and a set programming coordinate system, and obtaining all cutter position data, and gradually writing the machining instructions;
Step3: manufacturing a semi-finished product screw tap cutter according to the machining instruction;
Step4: wheat starch, soybean lecithin and water are mixed according to the weight ratio of 1:0.2 to 0.4: 9-11, heating to keep the temperature in the reaction kettle at 85-90 ℃, continuously stirring for 40-45 min, then dripping 5% of acid agent into the reaction kettle, continuously stirring for 1.1-1.5 h, taking out, pouring into ethanol for precipitation, flushing with deionized water, and performing vacuum filtration and drying treatment to obtain a reactant A for later use;
Step5: putting the reactant A obtained in Step4 into a reaction kettle, adding deionized water accounting for 2100-2400% of the total mass, ammonium persulfate accounting for 4.5-4.5% of the total mass, styrene accounting for 161-165% of the total mass, butyl acrylate monomer accounting for 171-176% of the total mass, chitosan accounting for 28-31% of the total mass, nano titanium dioxide accounting for 9-15% of the total mass, aluminate coupling agent accounting for 15-18% of the total mass, disodium ethylenediamine tetraacetate accounting for 4-5.5% of the total mass, heating the mixture to keep the temperature in the reaction kettle at 75-85 ℃, continuously stirring the mixture for 4.5-6.5 hours, and taking out the mixture to obtain modified treatment liquid for standby;
Step6: and (3) setting the modification treatment liquid on the surface of the semi-finished product tap cutter by a coating modification process to obtain the final tap cutter.
10. The method of claim 9, wherein the acid agent in Step4 is selected from one or both of tartaric acid solution and oxalic acid solution.
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| CN202211391356.3A CN115673440B (en) | 2022-11-08 | 2022-11-08 | Small-diameter tap tool and processing method |
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| CN202211391356.3A CN115673440B (en) | 2022-11-08 | 2022-11-08 | Small-diameter tap tool and processing method |
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| CN115673440B true CN115673440B (en) | 2024-06-18 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554369A (en) * | 2012-02-16 | 2012-07-11 | 周碎林 | Heavy tapping machine |
| CN204621262U (en) * | 2015-03-30 | 2015-09-09 | 深圳市冠旭电子有限公司 | For the tool of screw tap rod member |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE788734A (en) * | 1971-09-13 | 1973-01-02 | Amada Ltd Us | TAPPING HEAD FOR DRILL |
| US6442815B1 (en) * | 2000-04-18 | 2002-09-03 | The Regents Of The University Of Michigan | Reconfigurable automatic tool changer |
| CN109158886A (en) * | 2018-09-06 | 2019-01-08 | 安徽省临泉县智创精机有限公司 | A kind of brill facilitating positioning attacks building-block machine |
| CN209830151U (en) * | 2019-03-22 | 2019-12-24 | 湖南省专注螺纹刀具有限公司 | Multi-shaft hole processing extrusion screw tap |
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2022
- 2022-11-08 CN CN202211391356.3A patent/CN115673440B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554369A (en) * | 2012-02-16 | 2012-07-11 | 周碎林 | Heavy tapping machine |
| CN204621262U (en) * | 2015-03-30 | 2015-09-09 | 深圳市冠旭电子有限公司 | For the tool of screw tap rod member |
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