CN105065628A - Sheet part combined gear - Google Patents
Sheet part combined gear Download PDFInfo
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- CN105065628A CN105065628A CN201510463369.0A CN201510463369A CN105065628A CN 105065628 A CN105065628 A CN 105065628A CN 201510463369 A CN201510463369 A CN 201510463369A CN 105065628 A CN105065628 A CN 105065628A
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- gear
- sheet parts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/06—Use of materials; Use of treatments of toothed members or worms to affect their intrinsic material properties
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Gears, Cams (AREA)
Abstract
The invention provides a sheet part combined gear, and aims to overcome the technical defects that a gear is machined in the prior art, the process is complex, machining time is long, machining difficulty is large, and machining cost is high. The gear comprises a gear body, the gear body is formed by overlapping a plurality of quenched toothed sheet parts, and glue is arranged between the sheet parts. The sheet parts are connected in a spot welding manner, the sheet parts are machined in a circularly overlapped manner to achieve the gear design thickness, the gear body is obtained, and the gear is formed after the glue is cured. According to the sintered gear formed by overlapping the quenched toothed sheet parts, the technical aim of fast manufacturing the high-physical-property gear with low cost is achieved.
Description
Technical field
The present invention relates to a kind of sheet parts built-up gear, superpose and the built-up gear of spot welding formative gear body after particularly relating to a kind of toothed sheet parts gluing quenched by multi-disc.
Background technique
Gear refers to, and wheel rim has tooth can engage the mechanical component transmitting motion and power continuously, the initial gear transmission of China was brought into use from the period of Three Kingdoms, started there is gear-driven record at B.C. 300 years abroad, therefore, gear transmission at mechanical field from ancient times with regard to extensive use.
Common gear can be divided into cross section to be circular gear, the non-circular special shape gear of tooth bar and cross section from outward appearance.
Conventional gear working method is generally divided into form copying and generating cutting, such as: gear hobbing machine gear hobbing process, milling machine Gear Milling, slotting machine Gear Shaping, cold forging machine forge the methods such as tooth processing, the processing of gear generator gear-shaping, the processing of accurate casting tooth, the processing of gear grinding machine roll flute, the processing of die casting machine casting tooth, gear shaving machine processing.
Such as: produce common straight toothed spur gear for form copyings such as gear hobbing machine gear hobbing process, milling machine Gear Milling, slotting machine Gear Shaping, the processing of gear generator gear-shaping, the processing of gear grinding machine roll flute, gear shaving machine processing, processing technology must have: → tempering that blanking → material forges (eliminate material fracture and pore) (reduce and cut difficulty) → outer garden profile and interior garden profile cut → line → calibration profiling Gear shape process → keyway processing → quenching → flank of tooth honing fine finishing → inspection → warehouse-in is carried out to each tooth.
Such as: forge the common straight toothed spur gear of tooth processing for cold forging machine, processing technology must have: (technique is loaded down with trivial details, slightly to forge Mould Machining.) → heating materials → forge processing → gear surface roughing → heat treatment → gear surface fine finishing → inspection → warehouse-in; Each mould can only produce the gear of a model.
Such as: for the common straight toothed spur gear of lost wax casting method precision casting tooth processing, processing technology must have: (technique is loaded down with trivial details, slightly for the processing of metal wax-pattern.) → wax-pattern is shaped, and (technique is loaded down with trivial details, slightly.) → sand mo(u)ld shaping → sand mo(u)ld dewaxing → metal melt → cast → the demoulding → sand removal → gear surface fine finishing → inspection → warehouse-in; Cast gear is generally not suitable for heat treatment process, and therefore, the strength of gear of production is little, generally can not heat treatment further, and each mould can only produce the gear of a model.
Such as: the common straight toothed spur gear of metallic dust die casting machine casting tooth processing is example, and processing technology must have: (technique is loaded down with trivial details, slightly for Mould Machining.) → metallic dust die casting machine casting tooth → gear surface fine finishing → inspection → warehouse-in; Cast gear is generally not suitable for heat treatment process, and therefore, the strength of gear of production is little, generally can not heat treatment further, and each mould can only produce the gear of a model.
In order to ensure physical accuracy and the mechanical strength of gear, no matter adopt above arbitrary processing method, all have that actual processing technology complexity, long processing time, difficulty of processing are large, processing cost high-technology defect, these technological deficiencies are more outstanding when production large gear or special shape gear.
This case work in-process have employed spot-welding technology, described spot-welding technology utilizes electric welding machine to realize, the principle that spot welding machine system adopts two-sided two point overcurrent to weld, during work, two electrode pressurization workpiece make double layer of metal form certain contact resistance under the pressure of two electrodes, and welding current from an electrode stream through another electrode time two contact resistance points formed moment thermal fusion weldings, and welding current moment flow to this electrode formation loop from another electrode along two workpiece, do not injure the internal structure of welded piece, spot welding machine divides according to purposes, there is universal (general-purpose type), specialized type, divide according to the solder joint number welded simultaneously, have single-point type, kinds of point mode, multipoint mode, divide according to electrically conducting manner, have one-sided, bilateral, divide according to the kind of drive of pressurizing mechanism, have foot-operated, motor-cammingly, pneumatic-typed, hydraulic type, combined type (Gas fluid pressure is box-like), divide according to the characteristic of running, have non-automated, automation, divide according to the method for installing, have fixed, portable or portable (suspension type), divide according to the movement direction of the float electrode (common is upper electrode) of welding machine, have vertical stroke (electrode moving linearly), circular arc stroke, divide according to the supply mode of electric energy, have power frequency welding machine (adopting 50 hz AC power supplys), pulsating welder (DC pulse welding machine, percussion welder etc.), frequency conversion welding machine (as low frequency welder).
Summary of the invention
The technical problem that the present invention solves is: complex process during in order to solve prior art machining gears, long processing time, difficulty of processing are large, processing cost high-technology defect, a kind of gear is provided, superpose and the built-up gear of spot welding formative gear body after particularly relating to a kind of toothed sheet parts gluing quenched by multi-disc, reach low cost, manufacture the technical purpose of high physical property gear fast.
The technological scheme of technical solution problem of the present invention is:
In order to reach technical purpose of the present invention, a kind of sheet parts built-up gear provided by the invention, described gear comprises gear mass, gear mass is formed by stacking mutually by the toothed sheet parts of multi-disc through quenching, has glue, connect between each sheet parts with spot welding between each sheet parts, sheet parts circulation superposition processing reaches design of gears thickness, formative gear body, formative gear after glue curing, and adopt following process step:
Step 1): sheet metal is machined into toothed sheet parts;
Step 2): Quenching Treatment is carried out to the sheet parts after shaping;
Step 3): the mould of then bottom sheet parts being inserted gear shape, at the upper surface cementing of bottom sheet parts, forms lower one deck sheet parts;
Step 4): then on the lower one deck sheet parts scribbling glue, place last layer sheet parts;
Step 5): then connect between lower one deck sheet parts and last layer sheet parts with spot welding;
Step 6): then cementing again on above-mentioned last layer sheet parts, glue puts sheet parts again, then is connected between the sheet parts of the superiors with the sheet parts of lower one deck with spot welding, cyclic process reaches design of gears thickness, formative gear body;
Step 7): then the gear after glue curing is carried out Checking of finished products, qualified finished gear warehouse-in, defective gear is checked after carrying out the process of gear outer contour surface again, the finished gear warehouse-in after qualified;
The gear made.
The gear be more preferably, described sheet parts has an attachment hole at least; Multi-disc sheet parts carries out being superimposed as gear mass, and the attachment hole after the multi-disc sheet parts superposition of gear mass is overlapped into through hole; Then between attachment hole, insert link reinforce the connection.
The gear be more preferably, described glue adopts epoxy resin adhesive or quick-drying structure glue or Structural Hardware glue.
The gear be more preferably, calls in metal powder in described glue.
The gear be more preferably, described metal powder is selected from the mixing of following any one or two or more arbitrary proportions: lead powder, glass putty, copper powder, aluminium powder.
The gear be more preferably, adopts wherein a kind of method of punching press, Linear cut, laser beam cutting, plasma cut, the cutting of high pressure liquid muscle power, by toothed for sheet metal machine shaping sheet parts.
The gear be more preferably, is characterized in that the wherein a kind of method adopting high frequency hardening, mid frequency induction hardening or heat treatment furnace to quench of quenching.
A kind of gear be more preferably, when producing long tooth bar, on the mould of rack shapes, the sheet parts of long rack-shaped is connected to form with thin slice rack-shaped part more than a slice, the mode that the long rack-shaped sheet parts that the long rack-shaped sheet parts of upper a slice splicing and lower a slice are spliced carries out staggered superposition is spliced, form long rack shapes with the sheet parts of the long rack-shaped of multi-layer spliced, and the attachment hole after the long rack-shaped sheet parts superposition of multi-disc is overlapped into through hole.
A kind of gear be more preferably, when producing circular gear, on the mould of gear shape, circular sheet parts is connected to form with shaping thin slice circular arc part more than a slice, the mode that the sheet parts of the circle that the sheet parts of circle of last layer splicing and lower one deck splice carries out staggered superposition is spliced, with the sheet parts formative gear shape of the circle of multi-layer spliced, and the attachment hole after the superposition of the sheet parts of multi-layer circular is overlapped into through hole.
A kind of gear be more preferably, when producing special shape gear, on the mould of special shape gear shape, the sheet parts of special shape gear is connected to form with the fragment of the sheet parts of shaping special shape gear more than a slice, the mode that the sheet parts of the special shape gear that the sheet parts of special shape gear of last layer splicing and lower one deck splice carries out staggered superposition is spliced, with the sheet parts formative gear shape of the circle of multi-layer spliced, and the attachment hole after the superposition of the sheet parts of multi-layer circular is overlapped into through hole.
Compare with current gear machining technology, the Advantageous Effects that the present invention obtains is: by first being quenched by sheet parts, the manual gluing of sheet parts layering, between sheet parts, spot welding connects, formative gear body, the single individuality of sheet parts is little, be convenient to quenching technical, be convenient to produce heavy parts, compared with prior art overall gear quenching technical, reduce the volume of hardening furnace, especially the large gear that thickness is large, during quenching, warm-up time is long just can make whole gear heat to the temperature required for quenching, therefore, sheet parts carries out the technique of quenching, shorten warm-up time, be convenient to control of product quality, reduce the difficulty of quenching technical, metal powder is lead powder, glass putty, copper powder, copper alloy powder, it is all flexible metallic material after terne metal powder solidifies, after stressed extruding, flexible metal can be extruded from the flank of tooth or simply remove, be convenient to control product design precision, do not affect tooth face hardness and flank of tooth physical parameter, spot welding connection is carried out to the sheet parts superposed after being coated with glue, the welding heat energy of spot welding accelerates glue curing speed, simplified processing process of the present invention, shorten process time, reduce difficulty of processing, reach low cost, the technical purpose of the high physical property gear of quick manufacture, complex process when solving prior art machining gears, long processing time, difficulty of processing is large, processing cost high-technology defect, and produce the more outstanding above-mentioned technological deficiency of large gear or special shape gear, practicability is large.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1: be process flow diagram of the present invention.
Fig. 2: be thin slice rack-shaped part schematic diagram of the present invention.
Fig. 3: be that the mould that thin slice rack-shaped part of the present invention enters rack shapes carries out stacking splicing formative gear moulding schematic diagram.
Fig. 4: be the present invention's short rack-shaped gear mass schematic diagram.
Fig. 5: be the present invention when producing long tooth bar, rack-shaped arrangements of components method schematic diagram.
Fig. 6: be the present invention when producing long tooth bar, sheet parts enters mould and carries out stacking splicing formative gear moulding schematic diagram.
Fig. 7: be the present invention's long rack-shaped gear mass schematic diagram.
Fig. 8: be thin slice circular pieces schematic diagram of the present invention.
Fig. 9: when being thin slice circular pieces of the present invention production gear, thin slice circular pieces arranging method schematic diagram.
Figure 10: be that thin slice circular pieces of the present invention produces straight toothed spur gear shape gear mass schematic diagram.
Figure 11: be the semicircle part schematic diagram of thin slice of the present invention.
Figure 12: when being thin slice of the present invention semicircle part production gear, thin slice semicircle arrangements of components method schematic diagram.
Figure 13: when being thin slice of the present invention semicircle part production gear, the semicircle part of thin slice stacks schematic diagram.
Figure 14: schematic diagram when being thin slice of the present invention semicircle part production straight toothed spur gear.
Figure 15: be thin slice 1/4 circular pieces schematic diagram of the present invention.
Figure 16: when being thin slice 1/4 circular pieces of the present invention production gear, thin slice 1/4 circular pieces arranging method schematic diagram.
Figure 17: when being thin slice 1/4 circular pieces of the present invention production gear, thin slice 1/4 circular pieces stacks schematic diagram.
Figure 18: be that thin slice 1/4 circular pieces of the present invention produces straight toothed spur gear shape gear mass schematic diagram.
Figure 19: be that thin slice circular pieces of the present invention produces helical gear shape gear mass schematic diagram.
Figure 20: be that helical gear shape gear mass schematic diagram produced by the semicircle part of thin slice of the present invention.
Figure 21: be that thin slice 1/4 circular pieces of the present invention produces helical gear shape gear mass schematic diagram.
Figure 22: be that thin slice circular pieces of the present invention produces bevel gear body schematic diagram.
Figure 23: be that bevel gear body schematic diagram produced by the semicircle part of thin slice of the present invention.
Figure 24: be that thin slice 1/4 circular pieces of the present invention produces bevel gear body schematic diagram.
Figure 25: be thin slice internal gear parts schematic diagram of the present invention.
Figure 26: be the gear mass schematic diagram that thin slice internal gear parts of the present invention produces internal gear.
Figure 27: be thin slice 1/2 internal gear parts schematic diagram of the present invention.
Figure 28: arrangements of components method schematic diagram when being thin slice 1/2 internal gear parts of the present invention production internal gear.
Figure 29: be the superposition schematic diagram that thin slice 1/2 internal gear parts of the present invention produces internal gear.
Figure 30: be thin slice 1/4 internal gear parts schematic diagram of the present invention.
Figure 31: arrangements of components method schematic diagram when being thin slice 1/4 internal gear parts of the present invention production internal gear.
Figure 32: be the superposition schematic diagram that thin slice 1/4 internal gear parts of the present invention produces internal gear.
Figure 33: be thin slice special-shaped part schematic diagram of the present invention.
Figure 34: arrangements of components method schematic diagram when being thin slice special-shaped part of the present invention production special shape gear.
Figure 35: be the gear mass schematic diagram that thin slice special-shaped part of the present invention produces special shape gear.
Figure 36: be thin slice 1/2 special-shaped part schematic diagram of the present invention.
Figure 37: arrangements of components method schematic diagram when being thin slice 1/2 special-shaped part of the present invention production special shape gear.
Figure 38: be the gear mass schematic diagram that thin slice 1/2 special-shaped part of the present invention produces special shape gear.
1. sheet parts in figure, 1-1. thin slice rack-shaped part, 1-2. thin slice circular pieces, 1-3. thin slice left semicircle shape part, 1-4. thin slice right semicircular part, first circular pieces of 1-5. thin slice, 1-6. thin slice lower semi-circular part, 1-7. upper thin slice 1/4 circular pieces, thin slice 1/4 circular pieces under 1-8., 1-9. right thin slice 1/4 circular pieces, 1-10. left thin slice 1/4 circular pieces, 1-11. upper left thin slice 1/4 circular pieces, 1-12. upper right thin slice 1/4 circular pieces, 1-13. bottom left thin slice 1/4 circular pieces, 1-14. bottom right thin slice 1/4 circular pieces, 1-15. thin slice special shape gear part, the left half special shape gear part of 1-16. thin slice, the right half special shape gear part of 1-17. thin slice, first special shape gear part of 1-18. thin slice, second special shape gear part of 1-19. thin slice, 1-20. thin slice internal gear parts, 1-21. thin slice 1/2 internal gear parts, 1-22. thin slice 1/4 internal gear parts, 2. attachment hole, 3. the mould of gear shape, 4. tie point, 5. gear mass, the short tooth bar of 5-1., the long tooth bar of 5-2., 5-3. straight toothed spur gear, 5-4. cylindric spiral gear, 5-5. helical gear.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described, but protection domain of the presently claimed invention is not limited to the scope described by specific embodiment.
Example 1: as shown in Fig. 1 to Figure 38, disclosed a kind of sheet parts built-up gear, described gear comprises gear mass 5, and gear mass 5 is formed by stacking mutually by the toothed sheet parts 1 of multi-disc through quenching, has glue between each sheet parts 1, connect with spot welding between each sheet parts 1, sheet parts 1 circulation superposition processing reaches design of gears thickness, formative gear body 5, formative gear after glue curing, gear is formed by stacking by the toothed sheet parts 1 of multi-disc, and adopts following process step:
Step 1): the sheet metal of 3mm thickness is machined into toothed sheet parts 1;
Step 2): Quenching Treatment is carried out to the sheet parts 1 after shaping;
Step 3): the mould 3 of then bottom sheet parts 1 being inserted gear shape, at the upper surface cementing of bottom sheet parts 1, forms lower one deck sheet parts 1;
Step 4): then on the lower one deck sheet parts 1 scribbling glue, place last layer sheet parts 1;
Step 5): then connect between lower one deck sheet parts 1 and last layer sheet parts 1 with spot welding;
Step 6): then cementing again on above-mentioned last layer sheet parts 1, glue puts sheet parts 1 again, be connected between the sheet parts 1 of the superiors with the sheet parts 1 of lower one deck with spot welding, cyclic process reaches design of gears thickness again, formative gear body 5;
Step 7): then the gear after glue curing is carried out Checking of finished products, qualified finished gear warehouse-in, defective gear is checked after carrying out the process of gear outer contour surface again, the finished gear warehouse-in after qualified;
The gear made.
Example 2: as shown in Figures 1 to 4, adopts the method manufacturing gear strip of example 1, and adopts following process step:
Step 1): wherein a kind of method that the 45# steel plate of 2mm thickness adopts punching press, Linear cut, laser beam cutting, plasma cut, high pressure liquid muscle power to cut is processed into thin slice rack-shaped part 1-1, and thin slice rack-shaped part 1-1 has two attachment holes 2;
Step 2): carry out Quenching Treatment to the thin slice rack-shaped part 1-1 after shaping, quenching adopts any one of the technique such as high frequency hardening, mid frequency induction hardening or heat treatment furnace heating quenching;
Step 3): the mould of then bottom thin slice rack-shaped part 1-1 being inserted rack shapes, at the upper surface cementing of bottom thin slice rack-shaped part 1-1, forms lower one deck thin slice rack-shaped part 1-1;
Step 4): then on the lower one deck thin slice rack-shaped part 1-1 scribbling glue, place last layer thin slice rack-shaped part 1-1;
Described glue adopts epoxy resin adhesive or quick-drying structure glue or Structural Hardware glue;
Metal powder is called in described glue;
Described metal powder is selected from the mixing of following any one or two or more arbitrary proportions: lead powder, glass putty, copper powder, aluminium powder;
Step 5): then connect between lower one deck thin slice rack-shaped part 1-1 and last layer thin slice rack-shaped part 1-1 with spot welding;
Step 6): then cementing again on above-mentioned last layer thin slice rack-shaped part 1-1, glue is put thin slice rack-shaped part 1-1 again, be connected between the thin slice rack-shaped part 1-1 of the superiors and the thin slice rack-shaped part 1-1 of lower one deck with spot welding again, cyclic process 15 layers, reach short tooth bar 5-1 design thickness, form short tooth bar 5-1;
Step 7): then the short tooth bar 5-1 after glue curing is carried out Checking of finished products, the short tooth bar 5-1 of qualified finished product puts in storage, again checks after defective short tooth bar 5-1 carries out the process of tooth outer contour surface, and the short tooth bar 5-1 of the finished product after qualified puts in storage;
The gear made.
Example 3: as shown in Fig. 1 to Fig. 2 and Fig. 5 to Fig. 7, the method of example 1 or 2 is adopted to add section chief's tooth bar, when producing long tooth bar, the concrete arranging method of thin slice rack-shaped part 1-1 is: first on the mould of rack shapes, the sheet parts of long rack-shaped is connected to form with thin slice rack-shaped part 1-1 more than a slice, then sheet parts multilayer being connected to form long rack-shaped superposes, the mode that the long rack-shaped sheet parts that the long rack-shaped sheet parts of upper a slice splicing and lower a slice are spliced carries out staggered superposition is spliced, long rack shapes is formed with the sheet parts of the long rack-shaped of multi-layer spliced, and the attachment hole after the long rack-shaped sheet parts superposition of multi-disc is overlapped into through hole.
Example 4: as shown in Fig. 1 and Fig. 8 to Figure 10, adopts the method machining cylindrical gear of example 1 or 2, and adopts following process step:
Step 1): wherein a kind of method that the 45# steel plate of 1.8mm thickness adopts punching press, Linear cut, laser beam cutting, plasma cut, high pressure liquid muscle power to cut is processed into thin slice circular pieces 1-2, thin slice circular pieces 1-2 there are 4 attachment holes 2, outside diameter of gear 300mm;
Step 2): carry out Quenching Treatment to the thin slice circular pieces 1-2 after shaping, quenching adopts any one of the technique such as high frequency hardening, mid frequency induction hardening or heat treatment furnace heating quenching;
Step 3): the mould 3 of then bottom thin slice circular pieces 1-2 being inserted gear shape, at the upper surface cementing of bottom thin slice rack-shaped part 1-1, forms lower one deck thin slice circular pieces 1-2;
Step 4): then on the lower one deck thin slice circular pieces 1-2 scribbling glue, place last layer thin slice circular pieces 1-2;
Described glue adopts epoxy resin adhesive or quick-drying structure glue or Structural Hardware glue;
Metal powder is called in described glue;
Described metal powder is selected from the mixing of following any one or two or more arbitrary proportions: lead powder, glass putty, copper powder, aluminium powder;
Step 5): then connect between lower one deck thin slice circular pieces 1-2 and last layer thin slice circular pieces 1-2 with spot welding;
Step 6): then cementing again on above-mentioned last layer thin slice circular pieces 1-2, glue is put thin slice circular pieces 1-2 again, be connected between the thin slice circular pieces 1-2 of the superiors and the thin slice circular pieces 1-2 of lower one deck with spot welding again, cyclic process 50 layers, reach straight toothed spur gear 5-3 design thickness, form straight toothed spur gear 5-3;
Step 7): then the straight toothed spur gear 5-3 after glue curing is carried out Checking of finished products, qualified finished product straight toothed spur gear 5-3 puts in storage, defective straight toothed spur gear 5-3 checks after carrying out the process of tooth outer contour surface again, and the finished product straight toothed spur gear 5-3 after qualified puts in storage;
The gear made.
Example 5: as shown in Fig. 1, Fig. 8, Fig. 9 and Figure 19, adopt any one method of above-mentioned example 1 to example 2 and example 4 when processing column helical gear, the mould that thin slice circular pieces 1-2 enters cylindric spiral gear shape carries out stacking splicing, cylindric spiral gear can be processed, described sheet parts 1 there are two attachment holes 2, multi-disc sheet parts 1 carries out being superimposed as gear mass 5, attachment hole 2 after multi-disc sheet parts 1 superposition of gear mass 5 is overlapped into through hole, then between attachment hole 2, inserts link and reinforces the connection.
Example 6: as shown in Fig. 1, Fig. 8, Fig. 9 and Figure 22, adopt any one method of above-mentioned example 1 to example 2 and example 4 when processing turriform helical gear, the mould entering turriform helical shape with the thin slice circular pieces 1-2 of different-diameter carries out stacking splicing, can process turriform helical gear.
Example 7: as shown in Fig. 1, Figure 33 to Figure 35, adopt any one method of above-mentioned example 1 to example 2 and example 4 when processing profiled gear, the mould that thin slice special shape gear part 1-15 enters special shape gear shape carries out stacking splicing, can process special shape gear.
Example 8: as shown in Figure 1, Figure 25, shown in Figure 26, adopt any one method of above-mentioned example 1 to example 2 and example 4 when machining interal, the mould that thin slice internal gear parts 1-20 enters internal gear shape carries out stacking splicing, can process internal gear.
Example 9: as shown in Fig. 1, Figure 11 to Figure 14, during machining cylindrical gear, and adopts following process step:
Step 1): wherein a kind of method that the 45# steel plate of 2.5mm thickness adopts punching press, Linear cut, laser beam cutting, plasma cut, high pressure liquid muscle power to cut is processed into the semicircle part of thin slice, outside diameter of gear 800mm;
Thin slice left semicircle shape part 1-3, thin slice right semicircular part 1-4, thin slice first circular pieces 1-5 and thin slice lower semi-circular part 1-6 is formed after the semicircle part of thin slice rotates;
Step 2) identical with example 1 to step 7);
The method that stacks of sheet parts 1 is: thin slice left semicircle shape part 1-3 and thin slice right semicircular part 1-4 is entered the mould 3 of cylindrical gears shape as bottom, placing sheets first circular pieces 1-5 and thin slice lower semi-circular part 1-6 on it, placing sheets left semicircle shape part 1-3 and thin slice right semicircular part 1-4 again after stacking, two-layer mutual circulation repeats placement 20 layers above, staggered superposition between every one deck, form cylindrical gears moulding, the attachment hole 2 after superposition is overlapped into through hole;
The gear made.
Example 10: as shown in Fig. 1, Figure 11 to Figure 13 and Figure 20, adopt any one method of above-mentioned example 1 to example 2 and example 9 when processing column helical gear, the mould that the semicircle part of thin slice enters cylindric spiral gear shape carries out staggered superposition splicing, can process the cylindric spiral gear of medium-sized volume.
Example 11: as shown in Fig. 1, Figure 11 to Figure 13 and Figure 23, adopt any one method of above-mentioned example 1 to example 2 and example 9 when processing turriform helical gear, carry out staggered superposition splicing with the mould that the semicircle part of the thin slice of different-diameter enters turriform helical shape, the turriform helical gear of medium-sized volume can be processed.
Example 12: as shown in Fig. 1, Figure 36 Figure 38, adopt any one method of above-mentioned example 1 to example 2 and example 9 when processing profiled gear, the mould that the left half special shape gear part 1-16 thin slice of thin slice right half first special shape gear part of special shape gear part 1-17 thin slice 1-18, second special shape gear part of thin slice 1-19 enter special shape gear shape carries out stacking splicing, can process the special shape gear of medium-sized volume.
Example 13: as shown in Figure 1, Figure 2 shown in 7 to Figure 29, adopt any one method of above-mentioned example 1 to example 2 and example 9 when machining interal, the mould that thin slice 1/2 internal gear parts 1-21 enters internal gear shape carries out stacking splicing, can process the internal gear of medium-sized volume.
Example 14: as shown in Fig. 1, Figure 15 to Figure 18, when processing medium-and-large-sized cylindrical gears, and adopts following process step:
Step 1): wherein a kind of method that the steel plate of 4mm thickness adopts punching press, Linear cut, laser beam cutting, plasma cut, high pressure liquid muscle power to cut is processed into thin slice 1/4 circular pieces, outside diameter of gear 1000mm;
Thin slice 1/4 circular pieces is formed after rotating: upper thin slice 1/4 circular pieces 1-7, lower thin slice 1/4 circular pieces 1-8, right thin slice 1/4 circular pieces 1-9, left thin slice 1/4 circular pieces 1-10, upper left thin slice 1/4 circular pieces 1-11, upper right thin slice 1/4 circular pieces 1-12, bottom left thin slice 1/4 circular pieces 1-13, bottom right thin slice 1/4 circular pieces 1-14;
Step 2) identical with example 1 to step 7);
The method that stacks of sheet parts 1 is: upper thin slice 1/4 circular pieces 1-7 and lower thin slice 1/4 circular pieces 1-8 and right thin slice 1/4 circular pieces 1-9 and left thin slice 1/4 circular pieces 1-10 is entered the mould 3 of cylindrical gears shape as bottom, it places upper left thin slice 1/4 circular pieces 1-11 and upper right thin slice 1/4 circular pieces 1-12 and bottom left thin slice 1/4 circular pieces 1-13 and bottom right thin slice 1/4 circular pieces 1-14, two-layer mutual circulation repeats placement 40 layers above, staggered superposition between every one deck, form cylindrical gears moulding, the attachment hole 2 after superposition is overlapped into through hole;
The gear made.
Example 15: as shown in Fig. 1, Figure 15 to Figure 17 and Figure 21, when adopting any one method processing column helical gear of above-mentioned example 1 to example 2 and example 9, the mould that thin slice 1/4 circular pieces enters cylindric spiral gear shape carries out staggered superposition splicing, can process the cylindric spiral gear of medium-sized volume.
Example 16: as shown in Fig. 1, Figure 15 to Figure 17 and Figure 24, when adopting any one method processing turriform helical gear of above-mentioned example 1 to example 2 and example 9, the mould entering turriform helical shape with thin slice 1/4 circular pieces of different-diameter carries out staggered superposition splicing, can process the turriform helical gear of medium-sized volume.
Example 17: as shown in Fig. 1, Figure 15-17, when adopting the processing profiled gear of any one method of above-mentioned example 1 to example 2 and example 9,4 plate sheet 1/4 special shape gear parts are entered the mould of special shape gear shape as bottom, it places other 4 plate sheet 1/4 special shape gear parts, two-layer mutual circulation repeats placement 50 layers above, staggered superposition between every one deck, forms special shape gear moulding, attachment hole 2 after superposition is overlapped into through hole, can process the special shape gear of medium-sized volume.
Example 18: as shown in Fig. 1, Figure 30 to Figure 32, when adopting any one method machining interal of above-mentioned example 1 to example 2 and example 9,4 plate sheet 1/4 internal gear parts 1-22 are entered the mould of internal gear shape as bottom, it places other 4 plate sheet 1/4 internal gear parts 1-22, two-layer mutual circulation repeats placement 60 layers above, staggered superposition between every one deck, forms internal gear moulding, attachment hole 2 after superposition is overlapped into through hole, can process the internal gear of medium-sized volume.
Example 19: when producing large gear, according to the concrete shape of gear overall sizes and gear, is divided into the web gear part of some deciles according to the number of teeth by gear;
Such as: thin slice 1/8 gear part, thin slice 1/16 gear part, thin slice 1/24 gear part, thin slice 1/30 gear part, thin slice 1/40 gear part;
Such as: produce diameter more than 20 meters super sized type gears time, can the limit two of gear gear teeth are divided into a slice web gear part;
The web gear part of above-mentioned segmentation is according to segmentation multiple, the cross section of complete gear is formed after rotary splicing, the mould of gear shape is entered as bottom after the web gear part splicing of above-mentioned segmentation, it places the spliced web gear part of other one deck, two-layer mutual circulation repeats to place the thickness needed, staggered superposition between every one deck, formative gear moulding above, attachment hole 2 after superposition is overlapped into through hole, can process the gear of large-scale volume.
Below by reference to the accompanying drawings embodiments of the present invention are explained in detail; but the present invention is not limited thereto; in the ken that person of ordinary skill in the field possesses; can also make a variety of changes under the prerequisite not departing from present inventive concept; person of ordinary skill in the field is from above-mentioned design; without performing creative labour, done all conversion, all drop within protection scope of the present invention.
Claims (10)
1. a sheet parts built-up gear, comprise gear mass (5), it is characterized in that: gear mass (5) is formed by stacking mutually by the toothed sheet parts (1) of multi-disc through quenching, each sheet parts has glue between (1), connect with spot welding between each sheet parts (1), sheet parts (1) circulation superposition processing reaches design of gears thickness, formative gear body (5), formative gear after glue curing, and adopt following process step:
Step 1): sheet metal is machined into toothed sheet parts (1);
Step 2): Quenching Treatment is carried out to the sheet parts (1) after shaping;
Step 3): then by bottom sheet parts 1) insert the mould (3) of gear shape, at bottom sheet parts 1) and upper surface cementing, form lower one deck sheet parts (1);
Step 4): then scribbling lower one deck sheet parts (1) upper placement last layer sheet parts (1) of glue;
Step 5): then connect between lower one deck sheet parts (1) and last layer sheet parts (1) with spot welding;
Step 6): then cementing again on above-mentioned last layer sheet parts (1), glue is put sheet parts (1) again, be connected between the sheet parts (1) of the superiors and the sheet parts (1) of lower one deck with spot welding again, cyclic process reaches design of gears thickness, formative gear body (5);
Step 7): then the gear after glue curing is carried out Checking of finished products, qualified finished gear warehouse-in, defective gear is checked after carrying out the process of gear outer contour surface again, the finished gear warehouse-in after qualified;
The gear made.
2. a kind of sheet parts built-up gear according to claim 1, is characterized in that:
Described sheet parts (1) has an attachment hole (2) at least;
Multi-disc sheet parts (1) carries out being superimposed as gear mass (5), and the attachment hole (2) after multi-disc sheet parts (1) superposition of gear mass (5) is overlapped into through hole;
Then between attachment hole (12), insert link to reinforce the connection.
3. a kind of sheet parts built-up gear according to claim 1, is characterized in that:
Described glue adopts epoxy resin adhesive or quick-drying structure glue or Structural Hardware glue.
4. a kind of sheet parts built-up gear according to claim 1, is characterized in that:
Metal powder is called in described glue.
5. a kind of sheet parts built-up gear according to claim 4, is characterized in that: described metal powder is the mixing being selected from following any one or two or more arbitrary proportions: lead powder, glass putty, copper powder, aluminium powder.
6. a kind of sheet parts built-up gear according to claim 1, it is characterized in that: the wherein a kind of method adopting punching press, Linear cut, laser beam cutting, plasma cut, the cutting of high pressure liquid muscle power, by toothed for sheet metal machine shaping sheet parts (1).
7. a kind of sheet parts built-up gear according to claim 1, is characterized in that: wherein a kind of method that quenching adopts high frequency hardening, mid frequency induction hardening or heat treatment furnace to quench.
8. the sheet parts built-up gear according to claim 1-7, when producing long tooth bar (5-2), the arranging method of the sheet parts (1) of rack-shaped, it is characterized in that: on the mould of rack shapes, the sheet parts (1) of long tooth bar (5-2) shape is connected to form with thin slice rack-shaped part (1-1) more than a slice, the mode that long tooth bar (5-2) shape sheet parts (1) that long tooth bar (5-2) shape sheet parts (1) of upper a slice splicing and lower a slice are spliced carries out staggered superposition is spliced, long tooth bar (5-2) shape is formed with the sheet parts (1) of long tooth bar (5-2) shape of multi-layer spliced, and the attachment hole (2) after the long tooth bar of multi-disc (5-2) shape sheet parts (1) superposition is overlapped into through hole.
9. the sheet parts built-up gear according to claim 1-7, when producing circular gear, the arranging method of sheet parts (1), it is characterized in that: on the mould (3) of gear shape, circular sheet parts (1) is connected to form with shaping thin slice circular arc part more than a slice, the mode that the sheet parts (1) of the circle that sheet parts (1) and lower one deck of the circle of last layer splicing splice carries out staggered superposition is spliced, with the sheet parts of the circle of multi-layer spliced (1) formative gear shape, and the attachment hole (2) after the sheet parts of multi-layer circular (1) superposition is overlapped into through hole.
10. the sheet parts built-up gear according to claim 1-7, when producing special shape gear, the arranging method of sheet parts (1), it is characterized in that: on the mould (3) of special shape gear shape, the sheet parts (1) of special shape gear is connected to form with the fragment of the sheet parts (1) of shaping special shape gear more than a slice, the mode that the sheet parts (1) of the special shape gear that sheet parts (1) and lower one deck of the special shape gear of last layer splicing splice carries out staggered superposition is spliced, with the sheet parts of the circle of multi-layer spliced (1) formative gear shape, and the attachment hole (2) after the sheet parts of multi-layer circular (1) superposition is overlapped into through hole.
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| CN201510463369.0A CN105065628A (en) | 2015-08-02 | 2015-08-02 | Sheet part combined gear |
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| CN201510463369.0A CN105065628A (en) | 2015-08-02 | 2015-08-02 | Sheet part combined gear |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109623300A (en) * | 2019-01-30 | 2019-04-16 | 农业农村部南京农业机械化研究所 | A kind of easy making structure of spline |
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Application publication date: 20151118 |