CN102927256B - Processing technique of planet carrier - Google Patents
Processing technique of planet carrier Download PDFInfo
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- CN102927256B CN102927256B CN201210520445.3A CN201210520445A CN102927256B CN 102927256 B CN102927256 B CN 102927256B CN 201210520445 A CN201210520445 A CN 201210520445A CN 102927256 B CN102927256 B CN 102927256B
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Abstract
The invention relates to a planet carrier, wherein a planet carrier main body comprises two planet carrier members, the two planet carrier members are independent monomers, the two planet carrier members are connected to the planet carrier main body, the two planet carrier members are detachably connected, the two planet carrier members are fixedly connected through bolts, so that the two planet carrier members are conveniently detached and installed, and the two planet carrier members can be respectively processed, the two planet carrier members are connected through bolts after being respectively processed, so that the processing is easy, the processing precision is high, and the processing technique is simple, one planet carrier member can be fixedly connected with a gear, a sleeve supporting part is arranged on the other planet carrier member, and such transmission components as gears can be arranged on the sleeve supporting part, so that the planet carrier can realize more transmission functions, and ratchet teeth are arranged on one planet carrier member to be matched with the other components to brake the planet carrier.
Description
The application is the divisional application of application number 201010131106.7, March 24 2010 applying date, denomination of invention " a kind of planet carrier and processing technology thereof ".
Technical field
The present invention relates to a kind of speed changer support device, specifically, relate to a kind of processing method of planet carrier, belong to mechanical field.
Background technique
Planet carrier generally uses in speed changer and driving mechanism thereof, and plays an important role, along with improving constantly vibration noise and transmission accuracy, to the design of planet carrier and processing request also more and more higher.At present, the structure of planet carrier generally has two kinds: a kind of is integrated type, and integral planet carrier is one machine shaping, need at the multiple planet wheel cavity of the circumferentially processing of planet carrier, in course of working, be not easy to Set and Positioning, processing technology is complicated, and difficulty of processing is large; Another kind is welding type, Welding planetary frame planet carrier is divided into two independently carrier member, two independent machine shapings of carrier member, then by integrally welded for two carrier member, welding procedure needs location, in welding process, have temperature variation, affect overall precision, the planet carrier used now is connected with transmission shaft by spline, and planet carrier directly can not be connected with the transmission part such as gear, and planet carrier can not realize ratchet gear brake function.
Summary of the invention
The technical problem to be solved in the present invention is for above problem, provides a kind of processing method of planet carrier, adopts processing technology of the present invention, is easy to processing, machining accuracy is high, processing technology is simple.
For solving the problem, the present invention adopts following technological scheme: a kind of planet carrier, described planet carrier body comprises two carrier member, described two carrier member are independently individual, described two carrier member are by being connected to form planet carrier body, and the Placement of described two carrier member is detachable connection.
As a kind of optimized project, the Placement of described two carrier member is that bolt connects.
A kind of concrete optimized project, the quantity of described bolt is four, and described four bolts are uniform along the circumference of planet carrier body.
A kind of concrete optimized project, one of them carrier member is provided with tapped hole, and described tapped hole is positioned at the outer circumferential position place of this carrier member, and another one carrier member is provided with the through hole corresponding with tapped hole.
A kind of concrete optimized project, the connecting end surface of two carrier member is respectively arranged with positioning pin hole, is provided with locating stud in described positioning pin hole.
A kind of concrete optimized project, the center line of the center line of described positioning pin hole, the center line of tapped hole and through hole is located along the same line, and described locating stud has the through hole holding bolt and pass through.
As a kind of optimized project, the excircle of one of them carrier member is provided with the ratchet gear teeth, the connecting end surface place of two carrier member is provided with seam.
As a kind of optimized project, one of them carrier member is connected with gear, another one carrier member is provided with housing supports portion.
A processing method for planet carrier, is characterized in that: its processing technology comprises the following steps:
Blanking, chooses the blank of two carrier member and gear;
Roughing gear;
Process the carrier member be connected with gear;
Assembling; Gear and the carrier member that is connected with gear are fixed together;
Finishing gear;
Roughing is provided with the carrier member in housing supports portion;
Fine finishing is provided with the carrier member in housing supports portion;
Two carrier member are fixedly connected with by assembling;
Heat treatment; The planet carrier assembled is heat-treated;
Fine finishing is provided with carrier member and the gear in housing supports portion.
A kind of concrete optimized project, described roughing gear step comprises the following steps:
The connecting end surface that machining gears is connected with carrier member;
The connecting end surface be connected with carrier member using gear is as reference level, and roughing gear is connected the groove of one end and the exterior edge face of the other one end of gear with carrier member.
A kind of concrete optimized project, the step of the carrier member that described processing is connected with gear comprises the following steps:
Process the connecting end surface of carrier member and the another one carrier member joint be connected with gear;
Take connecting end surface as reference level, process the interior edge face of the carrier member be connected with gear;
After processing connecting end surface and interior edge face complete, the positioning pin hole in the carrier member that processing is connected with gear and tapped hole.
A kind of concrete optimized project, the step of described finishing gear comprises the following steps: with the connecting end surface in the carrier member be connected with gear for reference level, the groove floor of finishing gear upper groove.
A kind of concrete optimized project, the step that described roughing is provided with the carrier member in housing supports portion comprises the following steps:
Roughing is provided with the carrier member in housing supports portion and the connecting end surface of another one carrier member joint;
Take connecting end surface as reference level, roughing is provided with the interior edge face of the carrier member in housing supports portion, groove floor and the ladder end face near two carrier member link position places;
With ladder end face for reference level, the exterior edge face of roughing carrier member, the ladder end face of outer end, close housing supports portion and the exterior edge face in housing supports portion;
Locating and machining pin-and-hole and through hole in the carrier member being provided with housing supports portion.
A kind of concrete optimized project, the step that described fine finishing is provided with the planet carrier in housing supports portion comprises the following steps: take connecting end surface as reference level, and fine finishing is provided with interior edge face and the groove floor of the carrier member in housing supports portion.
A kind of concrete optimized project, in described gear and the number of assembling steps of carrier member that is connected with gear, described gear and the carrier member be connected with gear are welded, and in the number of assembling steps of described two carrier member, two carrier member are fixedly connected with locating stud by bolt.
A kind of concrete optimized project, described heat treatment is carburizing and quenching.
A kind of concrete optimized project, the step of carrier member and gear that described fine finishing is provided with housing supports portion comprises the following steps:
With the groove floor of gear for reference level, fine finishing is near the ladder end face at two carrier member link position places;
With ladder end face for reference level, the exterior edge face of fine finishing carrier member, the ladder end face near outer end, housing supports portion, the exterior edge face in housing supports portion and the exterior edge face of gear.
A processing method for planet carrier, is characterized in that: its processing technology comprises the following steps:
Blanking, chooses the blank of two carrier member and gear;
Machining gears;
Process the carrier member be connected with gear;
Assembling, is fixed together gear and the carrier member that is connected with gear;
Processing sets up has the carrier member in housing supports portion;
Two carrier member are fixedly connected with by assembling.
As a kind of optimized project, the step of described machining gears comprises the following steps:
Roughing gear;
Heat treatment, heat-treats the gear after roughing;
Finishing gear.
A kind of concrete optimized project, the step of described machining gears comprises the following steps:
The connecting end surface that machining gears is connected with carrier member;
The connecting end surface be connected with carrier member with gear is reference level, and roughing gear is connected the groove of one end and the exterior edge face of the other one end of gear with carrier member;
Gear after roughing is carried out carbon quenching heat treatment;
The connecting end surface be connected with carrier member with gear is reference level, and finishing gear is connected the groove floor of the groove of one end and the exterior edge face of the other one end of gear with carrier member.
A kind of concrete optimized project, the step of the carrier member that described processing is connected with gear comprises the following steps:
The carrier member that roughing is connected with gear;
Heat treatment, heat-treats the carrier member be connected with gear after roughing;
The carrier member that fine finishing is connected with gear.
A kind of concrete optimized project, the step of the carrier member that described processing is connected with gear comprises the following steps:
Process the connecting end surface of carrier member and the another one carrier member joint be connected with gear;
Take connecting end surface as reference level, the interior edge face processing the carrier member be connected with gear and the exterior edge face be connected with the connecting end surface of gear;
Locating and machining pin-and-hole and tapped hole in the carrier member be connected with gear;
The carrier member be connected with gear after roughing is carried out Tempering and Quenching;
With the connecting end surface of the carrier member be connected with gear and another one carrier member joint for reference level, the interior edge face of the carrier member that fine finishing is connected with gear and the exterior edge face be connected with the connecting end surface of gear.
A kind of concrete optimized project, described processing sets up has the step of the carrier member in housing supports portion to comprise the following steps:
Roughing is provided with the carrier member in housing supports portion;
Heat treatment, heat-treats the carrier member being provided with housing supports portion after roughing;
Fine finishing is provided with the carrier member in housing supports portion.
A kind of concrete optimized project, described processing sets up has the step of the carrier member in housing supports portion to comprise the following steps:
Roughing is provided with the carrier member in housing supports portion and the connecting end surface of another one carrier member joint;
Take connecting end surface as reference level, roughing is provided with the interior edge face of the carrier member in housing supports portion, groove floor and the ladder end face near two carrier member link position places;
With ladder end face for reference level, roughing is provided with the exterior edge face of the carrier member in housing supports portion, the ladder end face of outer end, close housing supports portion and the exterior edge face in housing supports portion;
Locating and machining pin-and-hole and through hole in the carrier member being provided with housing supports portion;
The carrier member being provided with housing supports portion after roughing is carried out Tempering and Quenching;
With the connecting end surface of the carrier member and another one carrier member joint that are provided with housing supports portion for reference level, fine finishing is provided with the interior edge face of the carrier member in housing supports portion, groove floor and the ladder end face near two carrier member link position places;
With ladder end face for reference level, fine finishing is provided with the exterior edge face of the carrier member in housing supports portion, the ladder end face of outer end, close housing supports portion and the exterior edge face in housing supports portion.
A kind of concrete optimized project, in the step that described gear and the carrier member be connected with gear are assembled, described gear and the carrier member be connected with gear weld together, in the number of assembling steps of described two carrier member, described two carrier member are fixedly connected with locating stud by bolt.
The present invention adopts technique scheme, have the following advantages: form because two carrier member are bolted to connection, so two carrier member are convenient to dismounting, and two carrier member can be processed respectively, after two carrier member process respectively, be bolted again, easy processing, machining accuracy is high, processing technology is simple, one of them carrier member can be fixedly connected with gear, another carrier member is provided with housing supports portion, the transmission paries such as gear can be set in housing supports portion, that planet carrier can realize more transmission agency, one of them carrier member is provided with the ratchet gear teeth, the braking realizing planet carrier can be coordinated with miscellaneous part.
Below in conjunction with drawings and Examples, the present invention is further described.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of planet carrier in the embodiment of the present invention 1;
Accompanying drawing 2 is the left view of accompanying drawing 1;
Accompanying drawing 3 is the decomposition texture schematic diagram of planet carrier in the embodiment of the present invention 1;
Accompanying drawing 4 is the decomposition texture schematic diagram of planet carrier in the embodiment of the present invention 2;
Accompanying drawing 5 is the decomposition texture schematic diagram of planet carrier in the embodiment of the present invention 3.
Embodiment
Embodiment 1: as shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of planet carrier, comprise planet carrier body, planet carrier body comprises two carrier member, two carrier member are independently individual, two carrier member are by being connected to form planet carrier body, and the Placement of two carrier member is detachable connection, and the Placement of two carrier member is that bolt connects.
Two carrier member are first planet frame 1 and the second carrier member 7, first planet frame 1 is for being provided with the carrier member in housing supports portion 26, second carrier member 7 is the carrier member be connected with gear 9, the interior edge face of first planet frame 1 is provided with groove 28, the quantity of bolt 4 is four, and four bolts 4 are uniform along the circumference of planet carrier body.
Second carrier member 7 is provided with tapped hole 25, tapped hole 25 is positioned at the outer circumferential position place of the second carrier member 7, first planet frame 1 is provided with the through hole 22 corresponding with tapped hole 25, first planet frame 1 is provided with the counterbore 21 of the bolt head holding bolt 4.
The connecting end surface of two carrier member is respectively arranged with positioning pin hole, locating stud 5 is provided with in positioning pin hole, the quantity of locating stud 5 is two, first planet frame 1 is provided with in the first positioning pin hole 23, second carrier member 7 and is provided with the second positioning pin hole 24.
First planet frame 1 and the second carrier member 7 are respectively arranged with the boss 27 axially arranged, and tapped hole 25 and counterbore 21 are positioned at boss 27 position, and through hole 22, first positioning pin hole 23 and the second positioning pin hole 24 are positioned on boss 27.
The center line of the center line of the first positioning pin hole 23, the center line of the second positioning pin hole 24, the center line of tapped hole 25 and through hole 22 is located along the same line, and locating stud 5 has the through hole holding bolt 4 and pass through, and the quantity of locating stud 5 also can be three or four.
The excircle of the second carrier member 7 is provided with the ratchet gear teeth 6, braking function is realized by the ratchet gear teeth 6, second carrier member 7 is fixedly connected with gear 9, second carrier member 7 is welded with gear 9, the exterior edge face of gear 9 is provided with and supports cylindrical shell 8, one end that gear 9 is connected with the second carrier member 7 is provided with groove 94.
The ratchet gear teeth 6 also can be arranged on first planet frame 1, and the second carrier member 7 also can pass through spline joint with gear 9.
The arranged outside of first planet frame 1 has housing supports portion 26, the end in housing supports portion 26 is provided with spline 3, housing supports portion 26 is provided with axial through hole, housing supports portion 26 is provided with oil duct 2, by oil duct 2 for the component be arranged in housing supports portion 26 provide lubricant oil, other transmission paries such as gear can be set in housing supports portion 26.
First planet frame 1 is provided with the first attachment hole 11, second carrier member 7 is provided with the second attachment hole 10, the first planet frame 1 at the first attachment hole 11 place is provided with pin-and-hole 30, be arranged on the oil duct 29 housing supports portion 26 on first planet frame 1 being provided with and being communicated with the first attachment hole 11, oil duct 29 is obliquely installed, the center line of the first attachment hole 11 and the center line of the second attachment hole 10 overlap, the quantity of the first attachment hole 11 and the second attachment hole 10 is respectively four, four the first attachment holes 11 are uniform along the circumference of first planet frame 1, four the second attachment holes 10 are uniform along the circumference of the second carrier member 7, first attachment hole 11 and the second attachment hole 10 are in the circumferential between adjacent two bolts 4, in use, planet wheel is connected with planet carrier with the second attachment hole 10 by the first attachment hole 11.
As shown in Figure 3, a kind of processing method of planet carrier, its processing technology comprises the following steps:
Blanking, chooses the blank of first planet frame 1, second carrier member 7 and gear 9;
The blank material of first planet frame 1, second carrier member 7 and gear 9 is steel for carburizing;
Roughing gear 9, the connecting end surface 91 that machining gears 9 is connected with the second carrier member 7, the connecting end surface 91 be connected with the second carrier member 7 using gear 9 is as reference level, and roughing gear 9 is connected the exterior edge face 93 of the groove 94 of one end and gear 9 one end in addition with the second carrier member 7;
Roughing second carrier member 7, the connecting end surface 71 of roughing second carrier member 7 and first planet frame 1 joint, with connecting end surface 71 for reference level, the interior edge face 72 of roughing second carrier member 7, after roughing completes, then carries out fine finishing;
After processing connecting end surface 71 and interior edge face 72 complete, process the second positioning pin hole 24 and tapped hole 25;
Assembling, welds together gear 9 and the second carrier member 7, is welded the exterior edge face of the connecting end surface 91 of gear 9 and the second carrier member 7;
Finishing gear 9, with connecting end surface 71 for reference level, the groove floor 92 of fine finishing groove 94;
Roughing first planet frame 1, the connecting end surface 12 of roughing first planet frame 1 and the second carrier member 7 joint, with the connecting end surface 12 of first planet frame 1 and the second carrier member 7 joint for reference level, the interior edge face 13 of roughing first planet frame 1, groove floor 14 and the ladder end face 15 being connected one end near first planet frame 1 with the second carrier member 7, with ladder end face 15 for reference level, the exterior edge face 16 of roughing first planet frame 1, near the ladder end face 17 of outer end, housing supports portion 26 and the exterior edge face 18 in housing supports portion 26,
After roughing completes, then fine finishing is carried out to the interior edge face 13 of first planet frame 1 and groove floor 14;
After processing end face completes, first planet frame 1 is processed the first positioning pin hole 23, through hole 22 and counterbore 21;
Assembling, is fixedly connected with first planet frame 1 with locating stud 5 by bolt 4 with the second carrier member 7;
Planet carrier is after assembling processed the first attachment hole 11 and the second attachment hole 10, first planet frame 1 is processed the pin-and-hole 30 be communicated with the first attachment hole 11;
Heat treatment, carries out overall carburizing and quenching by the planet carrier assembled;
Fine finishing first planet frame 1, with the groove floor 92 of gear 9 for reference level, fine finishing is connected the ladder end face 15 of one end near first planet frame 1 and the second carrier member 7, then with ladder end face 15 for reference level, the exterior edge face 16 of fine finishing first planet frame 1, near the ladder end face 17 of outer end, housing supports portion 26 and the exterior edge face 18 in housing supports portion 26;
Finishing gear 9, to be connected the ladder end face 15 of one end for reference level with the second carrier member 7, the exterior edge face 93 of finishing gear 9 near first planet frame 1.
The blank material of first planet frame 1, second carrier member 7 and gear 9 also can select middle-carbon steel, and the heat treatment after planet carrier assembling becomes Tempering and Quenching accordingly.
Embodiment 2: as shown in Figure 4, a kind of planet carrier, comprise planet carrier body, planet carrier body comprises two carrier member, two carrier member are independently individual, two carrier member are by being connected to form planet carrier body, and the Placement of two carrier member is detachable connection, and the Placement of two carrier member is that bolt connects.
Two carrier member are first planet frame 1 and the second carrier member 7, first planet frame 1 is for being provided with the carrier member in housing supports portion 26, second carrier member 7 is the carrier member be connected with gear 9, the interior edge face of first planet frame 1 is provided with groove 28, the quantity of bolt 4 is four, and four bolts 4 are uniform along the circumference of planet carrier body.
Second carrier member 7 is provided with tapped hole 25, tapped hole 25 is positioned at the outer circumferential position place of the second carrier member 7, first planet frame 1 is provided with the through hole 22 corresponding with tapped hole 25, first planet frame 1 is provided with the counterbore 21 of the bolt head holding bolt 4.
The connecting end surface of two carrier member is respectively arranged with positioning pin hole, locating stud 5 is provided with in positioning pin hole, the quantity of locating stud 5 is one, first planet frame 1 is provided with in the first positioning pin hole 23, second carrier member 7 and is provided with the second positioning pin hole 24.
First planet frame 1 and the second carrier member 7 are respectively arranged with the boss 27 axially arranged, and tapped hole 25 and counterbore 21 are positioned at boss 27 position, and through hole 22, first positioning pin hole 23 and the second positioning pin hole 24 are positioned on boss 27.
The center line of the center line of the first positioning pin hole 23, the center line of the second positioning pin hole 24, the center line of tapped hole 25 and through hole 22 is located along the same line, and locating stud 5 has the through hole holding bolt 4 and pass through.
The excircle of the second carrier member 7 is provided with the ratchet gear teeth 6, braking function is realized by the ratchet gear teeth 6, second carrier member 7 is fixedly connected with gear 9, second carrier member 7 is welded with gear 9, the exterior edge face of gear 9 is provided with and supports cylindrical shell 8, one end that gear 9 is connected with the second carrier member 7 is provided with groove 94.
The ratchet gear teeth 6 also can be arranged on first planet frame 1, and the second carrier member 7 also can pass through spline joint with gear 9.
The end face that first planet frame 1 is connected with the second carrier member 7 is provided with on end face that boss seam 20, second carrier member 7 is connected with first planet frame 1 and is provided with groove seam 19.
The arranged outside of first planet frame 1 has housing supports portion 26, the end in housing supports portion 26 is provided with spline 3, housing supports portion 26 is provided with axial through hole, housing supports portion 26 is provided with oil duct 2, by oil duct 2 for the component be arranged in housing supports portion 26 provide lubricant oil, other transmission paries such as gear can be set in housing supports portion 26.
First planet frame 1 is provided with the first attachment hole 11, second carrier member 7 is provided with the second attachment hole 10, the first planet frame 1 at the first attachment hole 11 place is provided with pin-and-hole 30, be arranged on the oil duct 29 housing supports portion 26 on first planet frame 1 being provided with and being communicated with the first attachment hole 11, oil duct 29 is obliquely installed, the center line of the first attachment hole 11 and the center line of the second attachment hole 10 overlap, the quantity of the first attachment hole 11 and the second attachment hole 10 is respectively four, four the first attachment holes 11 are uniform along the circumference of first planet frame 1, four the second attachment holes 10 are uniform along the circumference of the second carrier member 7, first attachment hole 11 and the second attachment hole 10 are in the circumferential between adjacent two bolts 4, in use, planet wheel is connected with planet carrier with the second attachment hole 10 by the first attachment hole 11.
A processing method for planet carrier, its processing technology comprises the following steps:
Blanking, chooses the blank of first planet frame 1, second carrier member 7 and gear 9;
The blank material of first planet frame 1 and the second carrier member 7 is middle-carbon steel, and the blank material of gear 9 is Pinion Steel;
Roughing gear 9, the connecting end surface 91 that machining gears 9 is connected with the second carrier member 7, the connecting end surface 91 be connected with the second carrier member 7 with gear 9 is for reference level, and roughing gear 9 is connected the groove 94 of one end and the exterior edge face 93 of the other one end of gear 9 with the second carrier member 7;
Heat treatment, carries out carburizing and quenching by the gear 9 after roughing;
Finishing gear 9, the connecting end surface 91 be connected with the second carrier member 7 with gear 9 is for reference level, and finishing gear 9 is connected the groove floor 92 of the groove 94 of one end and the exterior edge face 93 of the other one end of gear 9 with the second carrier member 7;
Roughing second carrier member 7, process the connecting end surface 71 of the second carrier member 7 and first planet frame 1 joint, with connecting end surface 71 for reference level, the interior edge face 72 processing the second carrier member 7 and the exterior edge face 73 be connected with the connecting end surface 91 of gear 9;
After processing connecting end surface 71 and interior edge face 72 complete, process the second positioning pin hole 24, tapped hole 25 and the second attachment hole 10;
Heat treatment, carries out Tempering and Quenching by the second carrier member 7 after roughing;
Fine finishing second carrier member 7, with the connecting end surface 71 of the second carrier member 7 and first planet frame 1 joint for reference level, the interior edge face 72 of fine finishing second carrier member 7 and the exterior edge face 73 be connected with the connecting end surface 91 of gear 9;
Assembling, welds together gear 9 and the second carrier member 7, the connecting end surface 91 of gear 9 and the exterior edge face 73 of the second carrier member 7 is welded;
Roughing first planet frame 1, the connecting end surface 12 of roughing first planet frame 1 and the second carrier member 7 joint, with the connecting end surface 12 of first planet frame 1 and the second carrier member 7 joint for reference level, the interior edge face 13 of roughing first planet frame 1, groove floor 14 and the ladder end face 15 being connected one end near first planet frame 1 with the second carrier member 7, with ladder end face 15 for reference level, the exterior edge face 16 of roughing first planet frame 1, near the ladder end face 17 of outer end, housing supports portion 26 and the exterior edge face 18 in housing supports portion 26,
After processing end face completes, the pin-and-hole 30 first planet frame 1 processed the first positioning pin hole 23, through hole 22, counterbore 21, first attachment hole 11 and is communicated with the first attachment hole 11;
Heat treatment, carries out Tempering and Quenching by the first planet frame 1 after roughing;
Fine finishing first planet frame 1, with the connecting end surface 12 of first planet frame 1 and the second carrier member 7 joint for reference level, the interior edge face 13 of fine finishing first planet frame 1, groove floor 14 and be connected the ladder end face 15 of one end near first planet frame 1 with the second carrier member 7, with ladder end face 15 for reference level, the exterior edge face 16 of fine finishing first planet frame 1, the ladder end face 17 of outer end, close housing supports portion 26 and the exterior edge face 18 in housing supports portion 26;
Assembling, is fixedly connected with first planet frame 1 with locating stud 5 by bolt 4 with the second carrier member 7.
Embodiment 3: as shown in Figure 5, a kind of planet carrier, comprise planet carrier body, planet carrier body comprises two carrier member, two carrier member are independently individual, two carrier member are by being connected to form planet carrier body, and the Placement of two carrier member is detachable connection, and the Placement of two carrier member is that bolt connects.
Two carrier member are first planet frame 1 and the second carrier member 7, first planet frame 1 is for being provided with the carrier member in housing supports portion 26, second carrier member 7 is the carrier member be connected with gear 9, the interior edge face of first planet frame 1 is provided with groove 28, the quantity of bolt 4 is four, and four bolts 4 are uniform along the circumference of planet carrier body.
Second carrier member 7 is provided with tapped hole 25, tapped hole 25 is positioned at the outer circumferential position place of the second carrier member 7, first planet frame 1 is provided with the through hole 22 corresponding with tapped hole 25, first planet frame 1 is provided with the counterbore 21 of the bolt head holding bolt 4.
The connecting end surface of two carrier member is respectively arranged with positioning pin hole, locating stud 5 is provided with in positioning pin hole, the quantity of locating stud 5 is one, locating stud 5 is less than the distance of bolt 4 to planet carrier center line to the distance of planet carrier center line, first planet frame 1 is provided with in the first positioning pin hole 23, second carrier member 7 and is provided with the second positioning pin hole 24.
Locating stud 5 also can be arranged on locating stud 5 and be greater than the position of bolt 4 to the distance of planet carrier center line to the distance of planet carrier center line, also locating stud 5 can be arranged on other positions, can as long as can realize positioning instant.
First planet frame 1 and the second carrier member 7 are respectively arranged with the boss 27 axially arranged, and tapped hole 25 and counterbore 21 are positioned at boss 27 position, and through hole 22, first positioning pin hole 23 and the second positioning pin hole 24 are positioned on boss 27.
The center line of the center line of the first positioning pin hole 23, the center line of the second positioning pin hole 24, the center line of tapped hole 25 and through hole 22 is located along the same line, and locating stud 5 has the through hole holding bolt 4 and pass through.
The excircle of the second carrier member 7 is provided with the ratchet gear teeth 6, braking function is realized by the ratchet gear teeth 6, second carrier member 7 is fixedly connected with gear 9, second carrier member 7 is welded with gear 9, the exterior edge face of gear 9 is provided with and supports cylindrical shell 8, one end that gear 9 is connected with the second carrier member 7 is provided with groove 94.
The ratchet gear teeth 6 also can be arranged on first planet frame 1, and the second carrier member 7 also can pass through spline joint with gear 9.
The end face that first planet frame 1 is connected with the second carrier member 7 is provided with on end face that boss seam 20, second carrier member 7 is connected with first planet frame 1 and is provided with groove seam 19.
The arranged outside of first planet frame 1 has housing supports portion 26, the end in housing supports portion 26 is provided with spline 3, housing supports portion 26 is provided with axial through hole, housing supports portion 26 is provided with oil duct 2, by oil duct 2 for the component be arranged in housing supports portion 26 provide lubricant oil, other transmission paries such as gear can be set in housing supports portion 26.
First planet frame 1 is provided with the first attachment hole 11, second carrier member 7 is provided with the second attachment hole 10, the first planet frame 1 at the first attachment hole 11 place is provided with pin-and-hole 30, be arranged on the oil duct 29 housing supports portion 26 on first planet frame 1 being provided with and being communicated with the first attachment hole 11, oil duct 29 is obliquely installed, the center line of the first attachment hole 11 and the center line of the second attachment hole 10 overlap, the quantity of the first attachment hole 11 and the second attachment hole 10 is respectively four, four the first attachment holes 11 are uniform along the circumference of first planet frame 1, four the second attachment holes 10 are uniform along the circumference of the second carrier member 7, first attachment hole 11 and the second attachment hole 10 are in the circumferential between adjacent two bolts 4, in use, planet wheel is connected with planet carrier with the second attachment hole 10 by the first attachment hole 11.
A processing method for planet carrier, its processing technology comprises the following steps:
Blanking, chooses the blank of first planet frame 1, second carrier member 7 and gear 9;
The blank material of first planet frame 1 and the second carrier member 7 is middle-carbon steel, and the blank material of gear 9 is Pinion Steel;
Roughing gear 9, the connecting end surface 91 that machining gears 9 is connected with the second carrier member 7, the connecting end surface 91 be connected with the second carrier member 7 with gear 9 is for reference level, and roughing gear 9 is connected the groove 94 of one end and the exterior edge face 93 of the other one end of gear 9 with the second carrier member 7;
Heat treatment, carries out carburizing and quenching by the gear 9 after roughing;
Finishing gear 9, the connecting end surface 91 be connected with the second carrier member 7 with gear 9 is for reference level, and finishing gear 9 is connected the groove floor 92 of the groove 94 of one end and the exterior edge face 93 of the other one end of gear 9 with the second carrier member 7;
Roughing second carrier member 7, process the connecting end surface 71 of the second carrier member 7 and first planet frame 1 joint, with connecting end surface 71 for reference level, the interior edge face 72 processing the second carrier member 7 and the exterior edge face 73 be connected with the connecting end surface 91 of gear 9;
After processing connecting end surface 71 and interior edge face 72 complete, process the second positioning pin hole 24, tapped hole 25 and the second attachment hole 10;
Heat treatment, carries out Tempering and Quenching by the second carrier member 7 after roughing;
Fine finishing second carrier member 7, with the connecting end surface 71 of the second carrier member 7 and first planet frame 1 joint for reference level, the interior edge face 72 of fine finishing second carrier member 7 and the exterior edge face 73 be connected with the connecting end surface 91 of gear 9;
Assembling, welds together gear 9 and the second carrier member 7, the connecting end surface 91 of gear 9 and the exterior edge face 73 of the second carrier member 7 is welded;
Roughing first planet frame 1, the connecting end surface 12 of roughing first planet frame 1 and the second carrier member 7 joint, with the connecting end surface 12 of first planet frame 1 and the second carrier member 7 joint for reference level, the interior edge face 13 of roughing first planet frame 1, groove floor 14 and the ladder end face 15 being connected one end near first planet frame 1 with the second carrier member 7, with ladder end face 15 for reference level, the exterior edge face 16 of roughing first planet frame 1, near the ladder end face 17 of outer end, housing supports portion 26 and the exterior edge face 18 in housing supports portion 26,
After processing end face completes, the pin-and-hole 30 first planet frame 1 processed the first positioning pin hole 23, through hole 22, counterbore 21, first attachment hole 11 and is communicated with the first attachment hole 11;
Heat treatment, carries out Tempering and Quenching by the first planet frame 1 after roughing;
Fine finishing first planet frame 1, with the connecting end surface 12 of first planet frame 1 and the second carrier member 7 joint for reference level, the interior edge face 13 of fine finishing first planet frame 1, groove floor 14 and be connected the ladder end face 15 of one end near first planet frame 1 with the second carrier member 7, with ladder end face 15 for reference level, the exterior edge face 16 of fine finishing first planet frame 1, the ladder end face 17 of outer end, close housing supports portion 26 and the exterior edge face 18 in housing supports portion 26;
Assembling, is fixedly connected with first planet frame 1 with locating stud 5 by bolt 4 with the second carrier member 7.
Claims (8)
1. the processing method of planet carrier, described planet carrier body comprises two carrier member, described two carrier member are independently individual, and described two carrier member are by being connected to form planet carrier body, and the Placement of described two carrier member is detachable connection;
The Placement of described two carrier member is that bolt connects;
One of them carrier member is provided with tapped hole (25), described tapped hole (25) is positioned at the outer circumferential position place of this carrier member, another one carrier member is provided with the through hole (22) corresponding with tapped hole (25);
The connecting end surface of two carrier member is respectively arranged with positioning pin hole, in described positioning pin hole, is provided with locating stud (5);
The center line of the center line of described positioning pin hole, the center line of tapped hole (25) and through hole (22) is located along the same line, and described locating stud (5) has the through hole that accommodation bolt (4) passes through, and it is characterized in that:
One of them carrier member is connected with gear (9), another one carrier member is provided with housing supports portion (26);
The processing method of described planet carrier comprises the following steps:
Blanking, chooses the blank of two carrier member and gear (9);
Machining gears (9);
Process the carrier member be connected with gear (9);
Assembling, is fixed together gear (9) and the carrier member that is connected with gear (9);
Processing sets up has the carrier member of housing supports portion (26);
Two carrier member are fixedly connected with by assembling.
2. the processing method of planet carrier as claimed in claim 1, is characterized in that: the step of described machining gears (9) comprises the following steps:
Roughing gear (9);
Heat treatment, heat-treats the gear (9) after roughing;
Finishing gear (9).
3. the processing method of planet carrier as claimed in claim 2, is characterized in that: the step of described machining gears (9) comprises the following steps:
The connecting end surface (91) that machining gears (9) is connected with carrier member;
The connecting end surface (91) be connected with carrier member with gear (9) is for reference level, and roughing gear (9) is connected the groove (94) of one end and the exterior edge face (93) of the other one end of gear (9) with carrier member;
Gear (9) after roughing is carried out carbon quenching heat treatment;
The connecting end surface (91) be connected with carrier member with gear (9) is for reference level, and finishing gear (9) is connected the groove floor (92) of the groove (94) of one end and the exterior edge face (93) of the other one end of gear (9) with carrier member.
4. the processing method of planet carrier as claimed in claim 1, is characterized in that: described processing comprises the following steps with the step of the carrier member that gear (9) is connected:
The carrier member that roughing is connected with gear (9);
Heat treatment, heat-treats the carrier member be connected with gear (9) after roughing;
The carrier member that fine finishing is connected with gear (9).
5. the processing method of planet carrier as claimed in claim 4, is characterized in that: described processing comprises the following steps with the step of the carrier member that gear (9) is connected:
Process the connecting end surface (71) of carrier member and the another one carrier member joint be connected with gear (9);
With connecting end surface (71) for reference level, the interior edge face (72) processing the carrier member be connected with gear (9) and the exterior edge face (73) be connected with the connecting end surface (91) of gear (9);
Locating and machining pin-and-hole and tapped hole (25) in the carrier member be connected with gear (9);
The carrier member be connected with gear (9) after roughing is carried out Tempering and Quenching;
With the connecting end surface (71) of the carrier member be connected with gear (9) and another one carrier member joint for reference level, the interior edge face (72) of the carrier member that fine finishing is connected with gear (9) and the exterior edge face (73) be connected with the connecting end surface (91) of gear (9).
6. the processing method of planet carrier as claimed in claim 1, is characterized in that: described processing sets up has the step of the carrier member in housing supports portion (26) to comprise the following steps:
Roughing is provided with the carrier member of housing supports portion (26);
Heat treatment, heat-treats the carrier member in the housing supports portion that is provided with (26) after roughing;
Fine finishing is provided with the carrier member of housing supports portion (26).
7. the processing method of planet carrier as claimed in claim 6, is characterized in that: described processing sets up has the step of the carrier member in housing supports portion (26) to comprise the following steps:
Roughing is provided with the carrier member in housing supports portion (26) and the connecting end surface (12) of another one carrier member joint;
With connecting end surface (12) for reference level, roughing is provided with the interior edge face (13) of the carrier member in housing supports portion (26), groove floor (14) and the ladder end face (15) near two carrier member link position places;
With ladder end face (15) for reference level, roughing is provided with the exterior edge face (16) of the carrier member in housing supports portion (26), the close ladder end face (17) of housing supports portion (26) outer end and the exterior edge face (18) of housing supports portion (26);
Locating and machining pin-and-hole and through hole (22) in the carrier member being provided with housing supports portion (26);
The carrier member in the housing supports portion that is provided with (26) after roughing is carried out Tempering and Quenching;
With the connecting end surface (12) of the carrier member and another one carrier member joint that are provided with housing supports portion (26) for reference level, fine finishing is provided with the interior edge face (13) of the carrier member in housing supports portion (26), groove floor (14) and the ladder end face (15) near two carrier member link position places;
With ladder end face (15) for reference level, fine finishing is provided with the exterior edge face (16) of the carrier member in housing supports portion (26), the close ladder end face (17) of housing supports portion (26) outer end and the exterior edge face (18) of housing supports portion (26).
8. the processing method of planet carrier as claimed in claim 1, it is characterized in that: in the step that described gear (9) and the carrier member be connected with gear (9) are assembled, described gear (9) and the carrier member be connected with gear (9) weld together, in the number of assembling steps of described two carrier member, described two carrier member are fixedly connected with locating stud (5) by bolt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520445.3A CN102927256B (en) | 2012-12-07 | 2012-12-07 | Processing technique of planet carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520445.3A CN102927256B (en) | 2012-12-07 | 2012-12-07 | Processing technique of planet carrier |
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| Publication Number | Publication Date |
|---|---|
| CN102927256A CN102927256A (en) | 2013-02-13 |
| CN102927256B true CN102927256B (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210520445.3A Active CN102927256B (en) | 2012-12-07 | 2012-12-07 | Processing technique of planet carrier |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546051A (en) * | 2016-02-03 | 2016-05-04 | 盛瑞传动股份有限公司 | Planet row soldering structure |
| CN105855814A (en) * | 2016-05-26 | 2016-08-17 | 杭州太普机械科技有限公司 | Split type planetary carrier and welding tool and machining technique thereof |
| CN107542890A (en) * | 2017-09-21 | 2018-01-05 | 徐州锦程行星传动有限公司 | A kind of processing technology of planet carrier structure and the planet carrier structure |
| CN109108649A (en) * | 2018-10-17 | 2019-01-01 | 大连豪森设备制造有限公司 | A kind of the intelligent recognition flexible assembly system and its working method of planet axis |
| CN109877532A (en) * | 2018-11-30 | 2019-06-14 | 中国第一汽车股份有限公司 | A kind of processing method of split type planet carrier assembly |
| CN109759781A (en) * | 2018-12-20 | 2019-05-17 | 佛山市罗斯特传动设备有限公司 | A kind of processing and detection method of precision planetary reducer planet carrier |
| CN110864103A (en) * | 2019-11-15 | 2020-03-06 | 玉环力恒动力机械有限公司 | Electric tool gear box transmission shaft and manufacturing process thereof |
| CN115070365A (en) * | 2022-06-29 | 2022-09-20 | 宁波富信模胚有限公司 | Processing method of die blank hot runner plate |
| CN115229442A (en) * | 2022-07-28 | 2022-10-25 | 大连日牵电机有限公司 | Combined machining method for frame and planet carrier of mining dump truck |
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| CN101196128A (en) * | 2006-12-06 | 2008-06-11 | 奇瑞汽车有限公司 | Secondary assembling and locating method, and set bolt |
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| US2093325A (en) * | 1932-05-20 | 1937-09-14 | Eclipse Aviat Corp | Engine starter |
| CN2623964Y (en) * | 2003-06-12 | 2004-07-07 | 中国重型汽车集团有限公司 | Novel differential between shafts |
| CN101196128A (en) * | 2006-12-06 | 2008-06-11 | 奇瑞汽车有限公司 | Secondary assembling and locating method, and set bolt |
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| CN201293075Y (en) * | 2008-11-10 | 2009-08-19 | 华北电力大学 | Stepless governor of differential gear train |
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| Publication number | Publication date |
|---|---|
| CN102927256A (en) | 2013-02-13 |
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