CN103711777A - Pin shaft connecting assembly, manufacturing method and engineering machine - Google Patents
Pin shaft connecting assembly, manufacturing method and engineering machine Download PDFInfo
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- CN103711777A CN103711777A CN201410022066.0A CN201410022066A CN103711777A CN 103711777 A CN103711777 A CN 103711777A CN 201410022066 A CN201410022066 A CN 201410022066A CN 103711777 A CN103711777 A CN 103711777A
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- bearing pin
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- pin shaft
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 36
- 230000008569 process Effects 0.000 claims abstract description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 238000010791 quenching Methods 0.000 claims description 9
- 230000000171 quenching effect Effects 0.000 claims description 9
- 238000005496 tempering Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000003801 milling Methods 0.000 claims description 6
- 230000001052 transient effect Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- 238000010923 batch production Methods 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Classifications
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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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/02—Bolts or sleeves for positioning of machine parts, e.g. notched taper pins, fitting pins, sleeves, eccentric positioning rings
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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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
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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
- B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
- B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
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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
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a pin shaft connecting assembly which comprises a pin shaft seat body. The pin shaft connecting assembly is characterized in that the pin shaft seat body is provided with a pin shaft hole used for installing an adapted pin shaft; one end of the pin shaft hole is provided with a screw thread section I; the other end of the screw thread section I is provided with a circular hole; a conical ring hole I is formed between the pin shaft hole and the screw thread section I, and a conical ring hole II is formed between the screw thread section I and the circular hole. The pin shaft seat is simple in structure, short in occupied axial space, high in connection reliability and easy to process and manufacture so as to be conductive to enhancing the property of an engineering machine which uses the pin shaft seat. Besides, the invention also provides the pin shaft connecting assembly based on the pin shaft seat. In addition, the invention also provides a manufacturing method of the pin shaft seat. The manufacturing method disclosed by the invention is simple in pin shaft seat processing process, can be used for realizing the batch production and is conductive to reducing the production cost.
Description
Technical field
The present invention relates to bearing pin interconnection technique field, relate to particularly a kind of bearing pin connection part.In addition the invention still further relates to, a kind of making method of this bearing pin connection part.In addition, the invention still further relates to the engineering machinery of this bearing pin connection part of a kind of application.The present invention is mainly developed for location, is to be generally used in the location of axle, rod member or other component, in being generally used in and being rigidly connected.Therefore, about this purposes, describing the present invention is easily, but should be appreciated that, the present invention can be used in axle, rod member or other component hinged, in can being used to flexibly connect.
Background technique
It is quite extensive that bearing pin is connected to mechanical field use, as alignment pin has all been used alignment pin in the component such as split type speed reducer, Split bearing pedestal, axle or rod member; And for example in engineering machinery, connecting between connecting between vehicle frame and vehicle frame, vehicle frame and equipment, the connection that equipment individual components is mutual, all used hinging pin shaft.But pin shaft structure does not have unified design standard, when the actual design of pin shaft structure, different types, designer, the pin shaft structure designing varies, and using effect is not very good yet.
At present, in locating stud, straight pin or taper pin in use can be due to the effect phenomenons of deviating from of vibration repeatedly, especially in dismounting, need to use a less bearing pin from its one end, locating stud to be up to, now compared with small clevis pin with head, be easy to original positioning pin hole to cause damage, thereby affect locating effect.
Conventional bearing pin and for example, one end major part the other end relies on cotter pin to lock conventionally, not only exist cotter pin to damage and cause out of stock possibility, and the necessary protrudent pin axle bed in bearing pin two ends, thereby space that need to be more roomy than axis pin base, make bearing pin joint need larger space, cause and use the engineering machinery of pin shaft connection structure just to need larger spatial structure, thereby the related components huge structure that has caused engineering machinery, has played larger inhibition to the raising of the performance of engineering machinery.
Therefore, how to improve and optimize the structure of bearing pin connection part, improve the reliability of bearing pin connection part, and to reduce that it takes up space be the important technological problems that those skilled in the art need to solve at present.
Summary of the invention
The object of this invention is to provide a kind of bearing pin connection part, this bearing pin connecting component structure is simple, and axial occupation space is short, and the reliability of connection is high, and processing and fabricating is simple, thereby contributes to improve the performance of the engineering machinery of using it.
Second object of the present invention is to provide a kind of making method based on above-mentioned bearing pin connection part.
The 3rd object of the present invention is to provide a kind of engineering machinery of applying above-mentioned bearing pin connection part.
For realizing above-mentioned first object, the invention provides a kind of bearing pin connection part, comprise bearing pin pedestal, described bearing pin pedestal is provided with for the pin shaft hole of the bearing pin adapting is installed, and in described pin shaft hole, bearing pin is installed, and described bearing pin comprises cylindrical body,
One end of described pin shaft hole is provided with thread section one, and the other end of described thread section one is provided with circular hole, between described pin shaft hole and described thread section one, is provided with conical ring hole one, between described thread section one and described circular hole, is provided with conical ring hole two;
Described cylindrical one end is provided with thread section two, and the other end of described thread section two is provided with bearing pin head, between described cylindrical body and described thread section two, is provided with changeover portion one, between described thread section two and described bearing pin head, is provided with changeover portion two;
Wherein, described thread section one and described thread section two are the screw thread mutually matching.
Preferably, the diameter of described thread section one is greater than the diameter of described pin shaft hole.
Preferably, the path of the screw thread on described thread section one is greater than the diameter of described pin shaft hole.
Preferably, the diameter of described thread section one is less than the aperture of described circular hole.
Preferably, the large footpath of the screw thread on described thread section one is less than the aperture of described circular hole.
Preferably, the diameter of the large nose end in described conical ring hole one is identical with the size of the path of the screw thread of described thread section one.
Preferably, the diameter of small bore end in described conical ring hole one is identical with the size of described pin shaft hole.
Preferably, the diameter of the small bore end in described conical ring hole two is identical with the size in the large footpath of described thread section one.
Preferably, the diameter of large nose end in described conical ring hole two is identical with the size of the diameter of described circular hole.
Preferably, on described axis pin base, have for mounting hole or the groove of corresponding part are installed, and described pin shaft hole is distributed in the both sides of described mounting hole or groove.
Preferably, the screw thread employing V thread screw on described thread section one or square threaded form, trapezoidal thread, buttress thread form, also can adopt other special shape screw thread.
Preferably, the diameter of described thread section two is greater than described cylindrical diameter, and the path of the screw thread on described thread section two is greater than or equal to described cylindrical diameter.
Preferably, the diameter of described thread section two is greater than the external diameter of described bearing pin head, and the path of the screw thread on described thread section two is greater than or equal to the maximum outside diameter of the appearance profile of described bearing pin head.
Preferably, described bearing pin head is square spigot.
Preferably, described square spigot is hexagon head, and its cross section is regular hexagon, and each intersection, limit is all provided with chamfering or fillet.
Preferably, described changeover portion one adopts the form of arc transition to connect described cylindrical body and described thread section two.
Preferably, described changeover portion two adopts the form of arc transition to connect described bearing pin head and described thread section two, and the path of described changeover portion two is greater than or equal to the maximum outside diameter of the appearance profile of described bearing pin head, and the non-maximum outside diameter place of the appearance profile of described changeover portion two and described bearing pin head adopts the transient mode of rounding again.
Preferably, the screw thread employing V thread screw on described thread section two or square threaded form, trapezoidal thread, buttress thread form, also can adopt other special shape screw thread.
For realizing above-mentioned second object, the invention provides a kind of making method based on above-mentioned bearing pin connection part, comprise the making method of bearing pin and axis pin base, described bearing pin is the bearing pin described in above-mentioned arbitrary technological scheme, described axis pin base is the axis pin base in above-mentioned arbitrary technological scheme
Wherein, the making method of bearing pin, comprises the following steps:
Step 16, carries out chamfering or rounding processing to the end of described cylindrical disconnected section.
Step 17, carries out fine finishing to described cylindrical cylindrical, to guarantee that its surface roughness reaches usage requirement.
Illustrate, in step 11, the material of manufacturing a plurality of bearing pins can be connected together, in experience step 12, to again each having been approached to bearing pin after step 17, carry out separation, thereby realization once can be processed a plurality of bearing pins, raises the efficiency.
Wherein, the making method of axis pin base, comprises the following steps:
Step 26, tapping, comprises that double thread section one carries out screw thread processing.
Step 27, cleans and does antirust processing to each hole and thread section one.
Illustrate, in step 21, the blank course of working of axis pin base can complete with reference to prior art, is no longer described in detail herein.
The 3rd object of the present invention, for a kind of engineering machinery is provided, comprises bearing pin connection part, and described bearing pin is connected to the bearing pin connection part described in above-mentioned arbitrary technological scheme.
Compared with prior art, the invention provides bearing pin connection part, comprise bearing pin pedestal, described bearing pin pedestal is provided with for the pin shaft hole of the bearing pin adapting is installed, and in described pin shaft hole, bearing pin is installed, and described bearing pin comprises cylindrical body, one end of described pin shaft hole is provided with thread section one, the other end of described thread section one is provided with circular hole, between described pin shaft hole and described thread section one, is provided with conical ring hole one, between described thread section one and described circular hole, is provided with conical ring hole two; Described cylindrical one end is provided with thread section two, and the other end of described thread section two is provided with bearing pin head, between described cylindrical body and described thread section two, is provided with changeover portion one, between described thread section two and described bearing pin head, is provided with changeover portion two; Wherein, described thread section one and described thread section two are the screw thread mutually matching.Adopt the pin shaft structure of this technological scheme simple, axial occupation space is short, and the reliability of connection is high, and processing and fabricating is simple, thereby contributes to improve the performance of the engineering machinery of using it.A kind of making method course of working based on above-mentioned bearing pin connection part provided by the invention is simple, can realize mass production, is conducive to reduce production costs.The engineering machinery with above-mentioned bearing pin connection part provided by the invention has whole technical advantages of above-mentioned bearing pin, is not repeated herein.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The assembly structure schematic diagram of the bearing pin connection part that Fig. 1 provides for a kind of specific embodiment of the present invention.
Fig. 2 is the assembly structure schematic diagram of the bearing pin that in the present invention, a kind of specific embodiment provides.
Fig. 3 is that A in Fig. 2 is to view.
Fig. 4 is the sectional view along the BB intercepting in Fig. 3.
The A that Fig. 5 is the assembly structure schematic diagram of the bearing pin that in the present invention, the second specific embodiment provides is to view.
Fig. 6 is the structural representation of the axis pin base that in the present invention, the third specific embodiment provides.
Fig. 7 is the structural representation of the 4th kind of axis pin base that specific embodiment provides in the present invention.
The assembly structure schematic diagram of the bearing pin connection part that Fig. 8 provides for the 4th kind of specific embodiment of the present invention.
Embodiment
The object of this invention is to provide a kind of bearing pin connection part, this bearing pin connecting component structure is simple, and axial occupation space is short, and the reliability of connection is high, and processing and fabricating is simple, thereby contributes to improve the performance of the engineering machinery of using it.Second object of the present invention is to provide a kind of making method based on above-mentioned bearing pin connection part.The 3rd object of the present invention is to provide a kind of engineering machinery of applying above-mentioned bearing pin connection part.
In order to make those skilled in the art person understand better technological scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the assembly structure schematic diagram of the bearing pin connection part that Fig. 1 provides for a kind of specific embodiment of the present invention; Fig. 2 is the assembly structure schematic diagram of the bearing pin that in the present invention, a kind of specific embodiment provides; Fig. 3 is that A in Fig. 2 is to view; Fig. 4 is the sectional view along the BB intercepting in Fig. 3; The A that Fig. 5 is the assembly structure schematic diagram of the bearing pin that in the present invention, the second specific embodiment provides is to view; Fig. 6 is the structural representation of the axis pin base that in the present invention, the third specific embodiment provides.
In a kind of specific embodiment, as shown in Figure 1, Figure 2 with shown in Fig. 6, a kind of bearing pin connection part provided by the invention, comprise bearing pin 1 and bearing pin pedestal 2, it is characterized by, bearing pin pedestal 2 is provided with for the pin shaft hole 21 of the bearing pin adapting is installed, and the cylindrical body 11 of bearing pin 1 is installed in pin shaft hole 21.Further, one end of pin shaft hole 21 is provided with thread section 1, and the other end of thread section 1 is provided with circular hole 25, between pin shaft hole 21 and thread section 1, is provided with conical ring hole 1, between thread section 1 and circular hole 25, is provided with conical ring hole 2 24; One end of cylindrical body 11 is provided with thread section 2 13, and the other end of thread section 2 13 is provided with bearing pin head 15, between cylindrical body 11 and thread section 2 13, is provided with changeover portion 1, between thread section 2 13 and bearing pin head 15, is provided with changeover portion 2 14.Wherein, thread section 1 and thread section 2 13 are the screw thread mutually matching.Like this, not only make this bearing pin connection part reach default object, and be convenient to processing.
During work, as shown in Figure 1, the bearing pin 1 adapting with it is installed on axis pin base 2, the 11 pairs of component 3 of cylindrical body by bearing pin 1 position.Further, shown in Fig. 2 and Fig. 6, the intermediate portion on cylindrical body 11 or away from one end of thread section 2 13 for installation targets component 3,2 13 of thread sections are arranged in thread section 1, and corresponding bearing pin head 15 also packs in circular hole 25.Apparently, this structure can be on the lid and pedestal that dock, and now, lid and pedestal are respectively axis pin base 2 or component 3, and the relativeness of the two can be exchanged, lid can be made as component 3, pedestal is made as axis pin base 2 or lid is made as axis pin base 2, pedestal is made as component 3.
Further, as shown in Figure 2, the diameter of thread section 2 13 is greater than the diameter of cylindrical body 11, and the path of the screw thread on thread section 2 13 is greater than or equal to the diameter of cylindrical body 11, and the diameter of thread section 2 13 is greater than the external diameter of bearing pin head 15, and the path of the screw thread on thread section 2 13 is greater than or equal to the maximum outside diameter of the appearance profile of bearing pin head 15.
Further, please refer to Fig. 3, bearing pin head 15 is square spigot.Further, square spigot is hexagon head, and its cross section is regular hexagon, and each intersection, limit is all provided with chamfering or fillet.
On the basis of technique scheme, can also do further improvement.Particularly, as shown in Figure 6, the diameter of thread section 1 is greater than the diameter of pin shaft hole 21, and the path of the screw thread on thread section 1 is greater than the diameter of pin shaft hole 21.Further, the diameter of thread section 1 is less than the aperture of circular hole 25, and the large footpath of the screw thread on thread section 1 is less than the aperture of circular hole 25.Like this, not only make this axis pin base reach initial object, and be convenient to processing.
On the basis of above-mentioned arbitrary technological scheme, can also do further improvement.Particularly, please refer to Fig. 4, changeover portion 1 adopts form connecting cylinder body 11 and the thread section 2 13 of arc transition.Further, changeover portion 2 14 adopts form connecting pin spindle nose 15 and the thread section 2 13 of arc transition.Further, the path of changeover portion 2 14 is greater than or equal to the maximum outside diameter of the appearance profile of bearing pin head 15.Again further, the non-maximum outside diameter place of the appearance profile of changeover portion 2 14 and bearing pin head 15 adopts the transient mode of rounding again.
On the basis of above-mentioned arbitrary technological scheme, can also do further improvement.Particularly, as shown in Figure 3, the diameter of the cylinder at the intersection line place of adjacent each face of square spigot of bearing pin head 15 equals the path of changeover portion 2 14.In addition, as shown in Figure 5, apparently, the diameter of the cylinder at the intersection place of bearing pin head 15 each adjacent side can be greater than the path of changeover portion 2 14, now suitably chamfering is carried out in the intersection of bearing pin head 15 each adjacent side, can make the path of changeover portion 2 14 be greater than or equal to the maximum outside diameter of the appearance profile of bearing pin head 15.In addition, apparently, the diameter of the cylinder at the intersection line place of adjacent each face of square spigot of bearing pin head 15 can also suitably be less than the path of changeover portion 2 14.
On the basis of above-mentioned arbitrary technological scheme, can also do further improvement.Particularly, as shown in Figure 6, the diameter of the large nose end in conical ring hole 1 is identical with the size of the path of the screw thread of thread section 1; And the diameter of the small bore end in conical ring hole one is identical with the size of described pin shaft hole.Further, the diameter of the small bore end in conical ring hole 2 24 is identical with the size in the large footpath of thread section 1, and the diameter of the large nose end in conical ring hole 2 24 is identical with the size of the diameter of circular hole 25.
Further, as shown in Figure 2, the screw thread on thread section 1 adopts the form of V thread screw; Equally, the screw thread on this thread section 1 can also adopt square threaded form, trapezoidal thread, buttress thread form or other special shape screw thread.As shown in Figure 6, the screw thread on thread section 2 13 adopts the form of V thread screw; Equally, the screw thread on this thread section 2 13 can also adopt square threaded form, trapezoidal thread, buttress thread form or other special shape screw thread.Wherein, thread section 1 and thread section 2 12 are the screw thread mutually matching.
On the basis of above-mentioned arbitrary technological scheme, can also do further improvement.Please refer to Fig. 7 and Fig. 8, Fig. 7 is the structural representation of the 4th kind of axis pin base that specific embodiment provides in the present invention; The assembly structure schematic diagram of the bearing pin connection part that Fig. 8 provides for the 4th kind of specific embodiment of the present invention.
Concrete, as shown in Figure 7, pin shaft hole 21 is distributed on two journal stirrups of bearing pin pedestal 2, is that pin shaft hole 21 is distributed in the both sides of described mounting groove for the mounting groove of corresponding component 3 is installed therebetween.In a kind of unshowned embodiment, described mounting groove also can be for installing the mounting hole of corresponding component 3.As shown in Figure 8, a part for corresponding component 3 is arranged in two journal stirrups of bearing pin pedestal 2, by bearing pin 1, is undertaken hinged.It should be noted that, the present invention does not do any restriction to the specific constructive form of this mounting hole or groove.In addition, also can be used for installing by the mode in grooving or hole on bearing pin pedestal 2 corresponding component 3.
Wherein, in above-mentioned arbitrary technological scheme, cylindrical body 11 can be arranged on its one end or two ends in the pin shaft hole 21 of axis pin base 2 as required.
Second object of the present invention is to provide a kind of making method based on above-mentioned bearing pin connection part, the making method that comprises bearing pin and axis pin base, described bearing pin is the bearing pin described in above-mentioned arbitrary technological scheme, and described axis pin base is the axis pin base in above-mentioned arbitrary technological scheme
Wherein, the making method of bearing pin, comprises the following steps:
Step 16, carries out chamfering or rounding processing to the end of described cylindrical disconnected section.
Step 17, carries out fine finishing to described cylindrical cylindrical, to guarantee that its surface roughness reaches usage requirement.
Illustrate, in step 11, the material of manufacturing a plurality of bearing pins can be connected together, in experience step 12, to again each having been approached to bearing pin after step 17, carry out separation, thereby realization once can be processed a plurality of bearing pins, raises the efficiency.
Wherein, the making method of axis pin base, comprises the following steps:
Step 26, tapping, comprises that double thread section one carries out screw thread processing.
Step 27, cleans and does antirust processing to each hole and thread section one.
Illustrate, in step 21, the blank course of working of axis pin base can complete with reference to prior art, is no longer described in detail herein.
The 3rd object of the present invention is to provide a kind of engineering machinery, comprises bearing pin connection part, and described bearing pin is connected to the bearing pin connection part described in above-mentioned arbitrary technological scheme, and the other parts of this project machinery can, with reference to prior art, no longer be launched herein.
It should be noted that, those skilled in the art can comparatively simply not understand or this making method of comprehension with reference to any accompanying drawing completely when the making method with reference to this bearing pin connection part.Therefore, the accompanying drawing of this part is not provided in the present invention.
Compared with prior art, the invention provides bearing pin connection part, comprise bearing pin pedestal, described bearing pin pedestal is provided with for the pin shaft hole of the bearing pin adapting is installed, and in described pin shaft hole, bearing pin is installed, and described bearing pin comprises cylindrical body, one end of described pin shaft hole is provided with thread section one, the other end of described thread section one is provided with circular hole, between described pin shaft hole and described thread section one, is provided with conical ring hole one, between described thread section one and described circular hole, is provided with conical ring hole two; Described cylindrical one end is provided with thread section two, and the other end of described thread section two is provided with bearing pin head, between described cylindrical body and described thread section two, is provided with changeover portion one, between described thread section two and described bearing pin head, is provided with changeover portion two; Wherein, described thread section one and described thread section two are the screw thread mutually matching.Adopt the pin shaft structure of this technological scheme simple, axial occupation space is short, and the reliability of connection is high, and processing and fabricating is simple, thereby contributes to improve the performance of the engineering machinery of using it.A kind of making method course of working based on above-mentioned bearing pin connection part provided by the invention is simple, can realize mass production, is conducive to reduce production costs.The engineering machinery with above-mentioned bearing pin connection part provided by the invention has whole technical advantages of above-mentioned bearing pin, is not repeated herein.
Above bearing pin connection part provided by the present invention, making method, engineering machinery are described in detail.Applied specific case herein principle of the present invention and mode of execution are set forth, above embodiment's explanation is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a bearing pin connection part, comprises bearing pin pedestal, and described bearing pin pedestal is provided with for the pin shaft hole of the bearing pin adapting is installed, and in described pin shaft hole, bearing pin is installed, and described bearing pin comprises cylindrical body, it is characterized in that,
One end of described pin shaft hole is provided with thread section one, and the other end of described thread section one is provided with circular hole, between described pin shaft hole and described thread section one, is provided with conical ring hole one, between described thread section one and described circular hole, is provided with conical ring hole two;
Described cylindrical one end is provided with thread section two, and the other end of described thread section two is provided with bearing pin head, between described cylindrical body and described thread section two, is provided with changeover portion one, between described thread section two and described bearing pin head, is provided with changeover portion two;
Wherein, described thread section one and described thread section two are the screw thread mutually matching.
2. a kind of bearing pin connection part according to claim 1, it is characterized in that, the diameter of described thread section one is greater than the diameter of described pin shaft hole, and the path of the screw thread on described thread section one is greater than the diameter of described pin shaft hole, the diameter of described thread section two is greater than described cylindrical diameter, and the path of the screw thread on described thread section two is greater than or equal to described cylindrical diameter.
3. a kind of bearing pin connection part according to claim 2, it is characterized in that, the diameter of described thread section one is less than the aperture of described circular hole, and the large footpath of the screw thread on described thread section one is less than the aperture of described circular hole, the diameter of described thread section two is greater than the external diameter of described bearing pin head, and the path of the screw thread on described thread section two is greater than or equal to the maximum outside diameter of the appearance profile of described bearing pin head.
4. a kind of bearing pin connection part according to claim 1, it is characterized in that, the diameter of the large nose end in described conical ring hole one is identical with the size of the path of the screw thread of described thread section one, and the diameter of small bore end in described conical ring hole one is identical with the size of described pin shaft hole, the diameter of the small bore end in described conical ring hole two is identical with the size in the large footpath of described thread section one, and the diameter of large nose end in described conical ring hole two is identical with the size of the diameter of described circular hole.
5. a kind of bearing pin connection part according to claim 1, is characterized in that, described bearing pin head is square spigot, and described square spigot is hexagon head, and its cross section is regular hexagon, and each intersection, limit is all provided with chamfering or fillet.
6. a kind of bearing pin connection part according to claim 1, is characterized in that, have for mounting hole or the groove of corresponding part are installed, and described pin shaft hole is distributed in the both sides of described mounting hole or groove on described axis pin base.
7. a kind of bearing pin connection part according to claim 1, it is characterized in that, described changeover portion one adopts the form of arc transition to connect described cylindrical body and described thread section two, described changeover portion two adopts the form of arc transition to connect described bearing pin head and described thread section two, and the path of described changeover portion two is greater than or equal to the maximum outside diameter of the appearance profile of described bearing pin head, and described changeover portion two and the non-maximum outside diameter place of the appearance profile of described bearing pin head adopt the transient mode of rounding again.
8. a kind of bearing pin connection part according to claim 1, it is characterized in that, screw thread employing V thread screw on described thread section one and thread section two or square threaded form, trapezoidal thread, buttress thread form, also can adopt other special shape screw thread, and the screw thread that thread section one and thread section two adopt is same.
9. a making method for bearing pin connection part, comprises the making method of bearing pin and axis pin base, and described bearing pin and described axis pin base are the bearing pin described in any one and axis pin base in the claims 1 to 8, it is characterized in that,
Wherein, the making method of bearing pin, comprises the following steps:
Step 11, adopts round steel or bar to carry out the blanking of bearing pin;
Step 12, carries out the preparatory processing of appearance profile by lower good material, comprises the first car to the appearance profile of each section of bearing pin, and leaves suitable surplus;
Step 13, carries out quenching with Subsequent tempering to the part through preparatory processing;
Step 14, process described bearing pin head, comprise each side of milling square spigot and the intersection of adjacent side is carried out to chamfering or rounding, and adopting that milling cutter is vertical with bearing pin but disjoint mode adopts the object of the transient mode of rounding again directly to reach the non-maximum outside diameter place of the appearance profile of described changeover portion two and described bearing pin head;
Step 15, processes described thread section two, described cylindrical body and described changeover portion one and described changeover portion two, comprises changeover portion two and threading described in changeover portion one described in cylindrical body described in car, car, car;
Wherein described in car described in cylindrical body, car described in changeover portion one, car the processing sequence of changeover portion can suitably adjust as required;
Step 16, carries out chamfering or rounding processing to the end of described cylindrical disconnected section;
Step 17, carries out fine finishing to described cylindrical cylindrical, to guarantee that its surface roughness reaches usage requirement;
Illustrate, in step 11, the material of manufacturing a plurality of bearing pins can be connected together, in experience step 12, to again each having been approached to bearing pin after step 17, carry out separation, thereby realization once can be processed a plurality of bearing pins, raises the efficiency;
Wherein, the making method of axis pin base, comprises the following steps:
Step 21, the processing of axis pin base blank, if axis pin base is had to high-intensity needs, carries out corresponding quenching with Subsequent tempering; If there is no high requirement, do not carry out quenching with Subsequent tempering;
Step 22, boring, bores described pin shaft hole and comprises the bottom outlet for the first time to described thread section one and described circular hole place, and to each exposed section chamfering deburring of hole;
Step 23, reaming, described in counterboring the bottom outlet of thread section one and axially counterboring put in place;
Step 24, reaming again, described in counterboring circular hole and axially counterboring put in place;
Step 25, fraising, comprises articulation pin shaft hole and circular hole, circular hole articulation axially puts in place but can not damage described conical ring hole two, and the technique guard space about reserved 0.5mm between the maximum distance of circular hole when articulation and conical ring hole two;
Step 26, tapping, comprises that double thread section one carries out screw thread processing;
Step 27, cleans and does antirust processing to each hole and thread section one.
10. an engineering machinery, comprises bearing pin connection part, it is characterized in that, described bearing pin is connected to the bearing pin connection part described in any one in claim 1 to 8.
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610667487.8A CN106194949A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly, the manufacture method of bearing pin connection assembly |
| CN201610667523.0A CN106015241A (en) | 2014-01-19 | 2014-01-19 | Engineering machine, pin shaft connection assembly and manufacturing method of pin shaft connection assembly |
| CN201610532820.4A CN106151201A (en) | 2014-01-19 | 2014-01-19 | A kind of bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610667548.0A CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
| CN201610508457.2A CN105889254A (en) | 2014-01-19 | 2014-01-19 | Pin shaft seat, manufacturing method of pin shaft seat, pin shaft connecting assembly and engineering machinery |
| CN201610503542.XA CN106089895B (en) | 2014-01-19 | 2014-01-19 | A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery |
| CN201510506733.7A CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, engineering machinery |
| CN201610492541.XA CN106122210A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly and axis pin base, the manufacture method of axis pin base |
| CN201610532858.1A CN106089896A (en) | 2014-01-19 | 2014-01-19 | Bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610502050.9A CN106151222A (en) | 2014-01-19 | 2014-01-19 | A kind of engineering machinery, bearing pin connect assembly, axis pin base and preparation method thereof |
| CN201610667538.7A CN106050857A (en) | 2014-01-19 | 2014-01-19 | Pin shaft connecting module, manufacturing method of pin shaft connecting module and engineering machinery |
| CN201410022066.0A CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410022066.0A CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
Related Child Applications (11)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610502050.9A Division CN106151222A (en) | 2014-01-19 | 2014-01-19 | A kind of engineering machinery, bearing pin connect assembly, axis pin base and preparation method thereof |
| CN201510506733.7A Division CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, engineering machinery |
| CN201610532820.4A Division CN106151201A (en) | 2014-01-19 | 2014-01-19 | A kind of bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610532858.1A Division CN106089896A (en) | 2014-01-19 | 2014-01-19 | Bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610503542.XA Division CN106089895B (en) | 2014-01-19 | 2014-01-19 | A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery |
| CN201610667487.8A Division CN106194949A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly, the manufacture method of bearing pin connection assembly |
| CN201610667523.0A Division CN106015241A (en) | 2014-01-19 | 2014-01-19 | Engineering machine, pin shaft connection assembly and manufacturing method of pin shaft connection assembly |
| CN201610492541.XA Division CN106122210A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly and axis pin base, the manufacture method of axis pin base |
| CN201610667538.7A Division CN106050857A (en) | 2014-01-19 | 2014-01-19 | Pin shaft connecting module, manufacturing method of pin shaft connecting module and engineering machinery |
| CN201610508457.2A Division CN105889254A (en) | 2014-01-19 | 2014-01-19 | Pin shaft seat, manufacturing method of pin shaft seat, pin shaft connecting assembly and engineering machinery |
| CN201610667548.0A Division CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103711777A true CN103711777A (en) | 2014-04-09 |
| CN103711777B CN103711777B (en) | 2016-08-03 |
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Family Applications (12)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610532820.4A Withdrawn CN106151201A (en) | 2014-01-19 | 2014-01-19 | A kind of bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610502050.9A Pending CN106151222A (en) | 2014-01-19 | 2014-01-19 | A kind of engineering machinery, bearing pin connect assembly, axis pin base and preparation method thereof |
| CN201610667538.7A Withdrawn CN106050857A (en) | 2014-01-19 | 2014-01-19 | Pin shaft connecting module, manufacturing method of pin shaft connecting module and engineering machinery |
| CN201610492541.XA Pending CN106122210A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly and axis pin base, the manufacture method of axis pin base |
| CN201410022066.0A Active CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
| CN201610508457.2A Withdrawn CN105889254A (en) | 2014-01-19 | 2014-01-19 | Pin shaft seat, manufacturing method of pin shaft seat, pin shaft connecting assembly and engineering machinery |
| CN201510506733.7A Active CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, engineering machinery |
| CN201610503542.XA Active CN106089895B (en) | 2014-01-19 | 2014-01-19 | A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery |
| CN201610667523.0A Withdrawn CN106015241A (en) | 2014-01-19 | 2014-01-19 | Engineering machine, pin shaft connection assembly and manufacturing method of pin shaft connection assembly |
| CN201610667548.0A Withdrawn CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
| CN201610532858.1A Withdrawn CN106089896A (en) | 2014-01-19 | 2014-01-19 | Bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610667487.8A Withdrawn CN106194949A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly, the manufacture method of bearing pin connection assembly |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610532820.4A Withdrawn CN106151201A (en) | 2014-01-19 | 2014-01-19 | A kind of bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610502050.9A Pending CN106151222A (en) | 2014-01-19 | 2014-01-19 | A kind of engineering machinery, bearing pin connect assembly, axis pin base and preparation method thereof |
| CN201610667538.7A Withdrawn CN106050857A (en) | 2014-01-19 | 2014-01-19 | Pin shaft connecting module, manufacturing method of pin shaft connecting module and engineering machinery |
| CN201610492541.XA Pending CN106122210A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly and axis pin base, the manufacture method of axis pin base |
Family Applications After (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610508457.2A Withdrawn CN105889254A (en) | 2014-01-19 | 2014-01-19 | Pin shaft seat, manufacturing method of pin shaft seat, pin shaft connecting assembly and engineering machinery |
| CN201510506733.7A Active CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, engineering machinery |
| CN201610503542.XA Active CN106089895B (en) | 2014-01-19 | 2014-01-19 | A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery |
| CN201610667523.0A Withdrawn CN106015241A (en) | 2014-01-19 | 2014-01-19 | Engineering machine, pin shaft connection assembly and manufacturing method of pin shaft connection assembly |
| CN201610667548.0A Withdrawn CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
| CN201610532858.1A Withdrawn CN106089896A (en) | 2014-01-19 | 2014-01-19 | Bearing pin, the manufacture method of bearing pin, bearing pin connect assembly and engineering machinery |
| CN201610667487.8A Withdrawn CN106194949A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, bearing pin connect assembly, the manufacture method of bearing pin connection assembly |
Country Status (1)
| Country | Link |
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| CN (12) | CN106151201A (en) |
Cited By (2)
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| CN104443787A (en) * | 2014-10-31 | 2015-03-25 | 巢湖广丰金属制品有限公司 | Adjustable sheet metal part fixing mechanism |
| CN105952744A (en) * | 2016-06-29 | 2016-09-21 | 中国地质大学（武汉） | Elastic connector for belt type faceted stone row grinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326153A (en) * | 2018-03-27 | 2018-07-27 | 斯沃博达汽车电子（昆山）有限公司 | Produce the pin anti-drop structure of auto parts mold |
| CN108857295B (en) * | 2018-09-18 | 2020-04-14 | 昆山龙成鑫金属制品有限公司 | Compression-resistant automobile hinge pin shaft and manufacturing process thereof |
| CN110080327A (en) * | 2019-05-24 | 2019-08-02 | 徐工集团工程机械股份有限公司科技分公司 | A kind of loading machine pin shaft structure |
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- 2014-01-19 CN CN201610667538.7A patent/CN106050857A/en not_active Withdrawn
- 2014-01-19 CN CN201610492541.XA patent/CN106122210A/en active Pending
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- 2014-01-19 CN CN201610667523.0A patent/CN106015241A/en not_active Withdrawn
- 2014-01-19 CN CN201610667548.0A patent/CN106151202A/en not_active Withdrawn
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106151222A (en) | 2016-11-23 |
| CN106089895A (en) | 2016-11-09 |
| CN106089895B (en) | 2018-05-25 |
| CN105041813A (en) | 2015-11-11 |
| CN106194949A (en) | 2016-12-07 |
| CN106151202A (en) | 2016-11-23 |
| CN106151201A (en) | 2016-11-23 |
| CN106015241A (en) | 2016-10-12 |
| CN103711777B (en) | 2016-08-03 |
| CN106089896A (en) | 2016-11-09 |
| CN106050857A (en) | 2016-10-26 |
| CN106122210A (en) | 2016-11-16 |
| CN105041813B (en) | 2017-03-15 |
| CN105889254A (en) | 2016-08-24 |
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Denomination of invention: Pin shaft connecting component, manufacturing method and construction machinery Effective date of registration: 20220325 Granted publication date: 20160803 Pledgee: Bank of Jiangsu Co.,Ltd. Xinghua sub branch Pledgor: XINGHUA JIANDA CASTING Co.,Ltd. Registration number: Y2022320000137 |
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