CN106089895B - A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery - Google Patents
A kind of axis pin base and preparation method thereof, axis pin connection component, engineering machinery Download PDFInfo
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- CN106089895B CN106089895B CN201610503542.XA CN201610503542A CN106089895B CN 106089895 B CN106089895 B CN 106089895B CN 201610503542 A CN201610503542 A CN 201610503542A CN 106089895 B CN106089895 B CN 106089895B
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- axis pin
- axis
- hole
- thread segment
- thread
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- 238000002360 preparation method Methods 0.000 title description 2
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 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 abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 21
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000010079 rubber tapping Methods 0.000 claims description 6
- 230000036316 preload Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
- 239000003607 modifier Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 238000003801 milling Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000001052 transient effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
Abstract
The invention discloses a kind of axis pin bases, for axis pin connection component, including axis pin pedestal, axis pin pedestal is equipped with to install the pin shaft hole of adaptable axis pin, pin shaft hole includes the axis hole section being sequentially arranged, thread segment, circular hole portion, conical ring hole one is equipped between axis hole section and thread segment, conical ring hole two is equipped between thread segment and circular hole portion；The path of screw thread on thread segment is more than the diameter of axis hole section, major diameter is less than the aperture of circular hole portion, and the small bore end in conical ring hole one is located at the one side of axis hole section, and the small bore end in conical ring hole two is located at the one side of axis hole section；So as to pretightning force is born by conical ring hole one when coordinating with adaptable axis pin so that when pre-tightening more reliable, dismounting it is more effortless.In addition, additionally provide the axis pin connection component based on above-mentioned axis pin base.In addition, additionally providing the production method of the axis pin base, process is simple, is easy to produce in batches, beneficial to reducing cost.In addition, additionally providing the engineering machinery using above-mentioned axis pin connection component, have the characteristics that performance is high.
Description
Technical field
The present invention relates to axis pin interconnection technique fields, and group is connected with the axis pin of axis pin including axis pin base more particularly to a kind of
Part.Moreover, it relates to a kind of production method of the axis pin connection component.It in addition, should the invention further relates to a kind of application
The engineering machinery of axis pin connection component.The present invention is mainly developed in positioning, usually used in axis, rod piece or other zero
In the positioning of component, that is, it is commonly used in rigid connection.Accordingly, with respect to this purposes come describe the present invention be it is convenient, still
It should be understood that the present invention can be used for axis, rod piece or other parts it is hinged in, you can be used to be flexibly connected
In.
Background technology
It is quite extensive that axis pin is connected to machinery field use, as alignment pin dissection type speed reducer, Split bearing pedestal,
Alignment pin has been used in the parts such as axis or rod piece；For another example in engineering machinery, coupling between vehicle frame and vehicle frame, vehicle frame
Coupling between equipment, the connection that equipment individual components are mutual, all employ hinging pin shaft.But axis pin
Structure does not have unified design standard, and in the actual design of pin shaft structure, different types, designer design
Pin shaft structure is multifarious, and using effect is not also very good.
At present, as in positioning pin, straight pin or taper bolt can be taken off in use due to the effect vibrated repeatedly
The phenomenon that going out, especially, it is necessary to be typed it out positioning pin from its one end using a smaller axis pin, at this time when dismounting
It is easy to damage original dowel hole compared with small clevis pin with head, so as to influence locating effect.
For another example common axis pin, one end major part other end usually rely on split pin and are locked, and do not only exist split pin damage
It is bad to cause out of stock possibility, and axis pin both ends must project above axis pin base, so as to need the space more roomy than axis pin base so that
Axis pin junction needs the space of bigger, causes the space structure that bigger is just needed using the engineering machinery of pin shaft connection structure,
So as to cause the related components huge structure of engineering machinery, larger obstruction is played to the raising of the performance of engineering machinery and is made
With.
Therefore, the structure of axis pin connection component how is improved and optimized, improves the reliability of axis pin connection component, and is subtracted
It is that those skilled in the art need the important technological problems solved at present that small its, which takes up space,.
The content of the invention
The purpose of the present invention includes providing a kind of axis pin connection component, and the axis pin connecting component structure is simple, occupies axial
Space is short, and the reliability of connection is high, and processing and fabricating is simple, so as to help to improve the performance for using its engineering machinery.The pin
Axis connection component includes axis pin base and matched axis pin.
Second object of the present invention is to provide a kind of production method based on above-mentioned axis pin connection component.
Third object of the present invention is to provide a kind of engineering machinery using above-mentioned axis pin connection component.
To realize above-mentioned first purpose, the present invention provides a kind of axis pin base, for axis pin connection component, including axis pin
Pedestal, wherein, the axis pin pedestal is equipped with to install the pin shaft hole of adaptable axis pin.In addition, the present invention also provides
A kind of corresponding axis pin, wherein, which includes cylindrical section.
Preferably, the pin shaft hole includes axis hole section, and one end of the axis hole section is equipped with thread segment, the thread segment it is another
End is equipped with circular hole portion；Be equipped with conical ring hole one between the axis hole section and the thread segment, the thread segment and the circular hole portion it
Between be equipped with conical ring hole two.
Preferably, the diameter of the thread segment is more than the diameter of the axis hole section, and the diameter of the thread segment is less than described
The aperture of circular hole portion；The path of screw thread on the thread segment is more than the diameter of the axis hole section.Preferably, the conical ring hole one
Small bore end be located at the one side of the axis hole section；The small bore end in the conical ring hole two is located at the one side of the axis hole section.
Preferably, the major diameter of the screw thread on the thread segment is less than the aperture of the circular hole portion.Preferably, the thread segment
On screw thread be cylindrical thread.
Preferably, one end of the cylindrical section is equipped with thread segment two, and the other end of the thread segment two is equipped with axis pin head, institute
It states and changeover portion one is equipped between cylindrical section and the thread segment two, changeover portion is equipped between the thread segment two and the axis pin head
Two.Preferably, the thread segment and the thread segment two are the screw thread being mutually paired, and the cylindrical section is matched somebody with somebody with the circular hole portion
It closes.
Preferably, the diameter of the big nose end in the conical ring hole one is identical with the size of the path of the screw thread of the thread segment.
Preferably, the diameter of the small bore end in the conical ring hole one is identical with the size of the axis hole section.
Preferably, the diameter of the small bore end in the conical ring hole two is identical with the size of the major diameter of the thread segment.
Preferably, the diameter of the big nose end in the conical ring hole two is identical with the size of the diameter of the circular hole portion.
Preferably, there is the mounting hole or slot of installing corresponding part on the axis pin base.Preferably, the axis hole section
It is distributed in the both sides of the mounting hole or slot.
Preferably, the screw thread on the thread segment uses triangle thread or rectangular thread, trapezoidal thread, zigzag spiral shell
Line can also use other special shape screw threads.
Preferably, the diameter of the thread segment two is more than the diameter of the cylindrical section, and the spiral shell on the thread segment two
The path of line is more than or equal to the diameter of the cylindrical section.
Preferably, the diameter of the thread segment two is more than the outer diameter of the axis pin head, and the spiral shell on the thread segment two
The path of line is more than or equal to the maximum outside diameter of the appearance profile of the axis pin head.
Preferably, the axis pin head is square spigot.
Preferably, the square spigot is turret head.Preferably, section is regular hexagon, and each side intersection is all provided with
Chamfering or fillet are put.
Preferably, the changeover portion one connects the cylindrical section and the thread segment two in the form of arc transition.
Preferably, the changeover portion two connects the axis pin head and the thread segment two in the form of arc transition, and
And the path of the changeover portion two is more than or equal to the maximum outside diameter of the appearance profile of the axis pin head, and the changeover portion
Two transient modes with using rounding at the non-maximum outside diameter of the appearance profile of the axis pin head again.
Preferably, the screw thread on the thread segment two uses triangle thread or rectangular thread, trapezoidal thread, zigzag
Screw thread can also use other special shape screw threads.
To realize above-mentioned second purpose, the present invention provides a kind of production method based on above-mentioned axis pin connection component, bag
Include the production method of axis pin and the production method of axis pin base, the axis pin is the axis pin described in any of the above-described technical solution, institute
Axis pin base is stated as the axis pin base in any of the above-described technical solution.
Wherein, the production method of axis pin, comprises the following steps：
Step 11, the blanking of axis pin is carried out using round steel or bar；
Step 12, lower good material is carried out to the preparatory processing of appearance profile, including the appearance profile to each section of axis pin just
Vehicle, and leave appropriate surplus；
Step 13, modifier treatment is carried out to the part Jing Guo preparatory processing；
Step 14, the axis pin head is processed, each side including milling square spigot and the intersection to adjacent side
Carry out chamfering or rounding, and use milling cutter vertical with axis pin but disjoint mode with directly reach the changeover portion two and
The purpose of the transient mode of rounding is used at the non-maximum outside diameter of the appearance profile of the axis pin head again；
Step 15, the thread segment, the cylindrical section and the changeover portion one and the changeover portion two are processed, including vehicle
Changeover portion one described in the cylindrical section, vehicle, changeover portion two and cutting thread described in vehicle；
Cylindrical section wherein described in vehicle, changeover portion one described in vehicle, changeover portion described in vehicle processing sequence can as needed into
The appropriate adjustment of row；
Step 16, chamfering is carried out to disconnected section of end of the cylindrical section or rounding is handled；
Step 17, the outer circle of the cylindrical section is finished, to ensure that its surface roughness reaches requirement.
In a step 11, the material for manufacturing multiple axis pins can be connected together, again will after step 12 to step 17 is undergone
Each axis pin that is nearly completed is separated, and so as to fulfill can once process multiple axis pins, improves efficiency.
In addition, the production method of another axis pin, comprises the following steps：
Step 11, the blanking of axis pin is carried out using round steel or bar；
Step 12, lower good material is carried out to the preparatory processing of appearance profile, including the appearance profile to each section of axis pin just
Vehicle, and leave appropriate surplus；
Step 13, modifier treatment is carried out to the part Jing Guo preparatory processing；
Step 14, the axis pin head is processed, each side including milling square spigot and the intersection to adjacent side
Carry out chamfering or rounding；
Step 15, the thread segment, the cylindrical section and the changeover portion one and the changeover portion two are processed；
Step 16, chamfering is carried out to disconnected section of end of the cylindrical section or rounding is handled；
Step 17, the outer circle of the cylindrical section is finished, to ensure that its surface roughness reaches requirement.
In a step 11, the material for manufacturing multiple axis pins can be connected together, again will after step 12 to step 17 is undergone
Each axis pin that is nearly completed is separated, and so as to fulfill can once process multiple axis pins, improves efficiency.
In addition, the production method of another axis pin, comprises the following steps：
Step 11, blanking；
Step 12, lower good material is carried out to the preparatory processing of appearance profile；
Step 13, modifier treatment is carried out to the part Jing Guo preparatory processing；
Step 14, the axis pin head is processed；
Step 15, the thread segment, the cylindrical section and the changeover portion one and the changeover portion two are processed；
Step 16, chamfering is carried out to disconnected section of end of the cylindrical section or rounding is handled；
Step 17, the outer circle of the cylindrical section is finished.
In a step 11, the material for manufacturing multiple axis pins can be connected together, again will after step 12 to step 17 is undergone
Each axis pin that is nearly completed is separated, and so as to fulfill can once process multiple axis pins, improves efficiency.
Wherein, a kind of production method of axis pin base, comprises the following steps：
Step 21, axis pin base blank is processed, corresponding including carrying out if having the needs of high intensity to axis pin base
Modifier treatment；If without high requirement, without modifier treatment；
Step 22, drill, bore the axis hole section and comprising to the first time bottom at the thread segment and the circular hole portion
Hole, and each exposed section chamfering deburring of device to hole；
Step 23, reaming, the bottom outlet of thread segment described in counterboring and axial counterboring are in place；
Step 24, reaming again, circular hole portion described in counterboring and axial counterboring are in place；
Step 25, ream, including articulation axis hole section and circular hole portion, circular hole portion articulation is axial in place but cannot to damage the cone
Annular distance two, and the technique guard space of 0.5mm or so is reserved between maximum distance and conical ring hole two of the circular hole portion in articulation；
Step 26, tapping, including carrying out screw thread process to thread segment；
Step 27, each hole and thread segment are cleaned and are done antirust treatment.
In addition, the production method of another axis pin base, comprises the following steps：
Step 21, axis pin base blank is processed, corresponding including carrying out if having the needs of high intensity to axis pin base
Modifier treatment；If without high requirement, without modifier treatment；
Step 22, drill, bore the axis hole section and comprising to the first time bottom at the thread segment and the circular hole portion
Hole；
Step 23, reaming, the bottom outlet of thread segment described in counterboring and axial counterboring are in place；
Step 24, reaming again, circular hole portion described in counterboring and axial counterboring are in place；
Step 25, ream, including articulation axis hole section and circular hole portion；
Step 26, tapping, including carrying out screw thread process to thread segment；
Step 27, each hole and thread segment are cleaned and are done antirust treatment.
In addition, the production method of another axis pin base, comprises the following steps：
Step 21, axis pin base blank is processed；
Step 22, drill, bore the axis hole section and comprising to the first time bottom at the thread segment and the circular hole portion
Hole；
Step 23, reaming, the bottom outlet of thread segment described in counterboring and axial counterboring are in place；
Step 24, reaming again, circular hole portion described in counterboring and axial counterboring are in place；
Step 25, ream, including articulation axis hole section and circular hole portion；
Step 26, tapping, including carrying out screw thread process to thread segment；
Step 27, each hole and thread segment are cleaned.
In addition, additionally provide a kind of production method of axis pin base, the axis pin base includes axis pin pedestal, on the axis pin pedestal
Equipped with for installing the pin shaft hole of adaptable axis pin；The pin shaft hole includes axis hole section, and one end of the axis hole section is equipped with screw thread
Section, the other end of the thread segment are equipped with circular hole portion；Conical ring hole one, the spiral shell are equipped between the axis hole section and the thread segment
Conical ring hole two is equipped between line section and the circular hole portion, the production method comprises the following steps：
Step 1, axis pin base blank is processed；
Step 2, drill, bore the axis hole section and comprising to the first time bottom at the thread segment and the circular hole portion
Hole；
Step 3, reaming, the bottom outlet of thread segment described in counterboring and axial counterboring are in place；
Step 4, reaming again, circular hole portion described in counterboring and axial counterboring are in place；
Step 5, ream, including articulation axis hole section and circular hole portion；
Step 6, tapping, including carrying out screw thread process to thread segment；
Step 7, each hole and thread segment are cleaned.
Preferably, the path of the screw thread on the thread segment is more than the diameter of the axis hole section.Preferably, the thread segment
On screw thread major diameter be less than the circular hole portion aperture.
Preferably, the screw thread on the thread segment uses triangle thread or rectangular thread, trapezoidal thread, zigzag spiral shell
Line.Preferably, the screw thread on the thread segment is cylindrical thread.
Preferably, the diameter of the big nose end in the conical ring hole one is identical with the size of the path of the screw thread of the thread segment.
Preferably, the diameter of the small bore end in the conical ring hole one is identical with the size of the axis hole section.Preferably, the conical ring hole two
The diameter of small bore end is identical with the size of the major diameter of the thread segment.Preferably, the diameter of the big nose end in the conical ring hole two with
The size of the diameter of the circular hole portion is identical.
Preferably, there is the mounting hole or slot of installing corresponding part on the axis pin base.Preferably, the axis hole section
It is distributed in the both sides of the mounting hole or slot.
Wherein, in step 21 or step 1, the blank process of axis pin base can be completed with reference to the prior art, herein
No longer it is described in detail.
The 3rd purpose of the present invention is provides a kind of engineering machinery, and including axis pin connection component, the axis pin is connected as
State the axis pin connection component described in any technical solution.
Compared with prior art, the present invention provides axis pin connection component, and including axis pin pedestal, the axis pin pedestal is equipped with
For installing the pin shaft hole of adaptable axis pin, axis pin is installed, the axis pin includes cylindrical section, the pin in the pin shaft hole
Axis hole includes axis hole section, and one end of the axis hole section is equipped with thread segment, and the other end of the thread segment is equipped with circular hole portion, the axis hole
Conical ring hole one is equipped between section and the thread segment, conical ring hole two is equipped between the thread segment and the circular hole portion；The circle
One end of shell of column is equipped with thread segment two, and the other end of the thread segment two is equipped with axis pin head, the cylindrical section and the thread segment
Changeover portion one is equipped between two, changeover portion two is equipped between the thread segment two and the axis pin head；Wherein, the thread segment and
The thread segment two is the screw thread being mutually paired.It is simple using the pin shaft structure of the technical solution, axis pin base and adaptable pin
Axis by the conical ring hole one bears pretightning force so that more effortless when pre-tightening more reliable, dismounting when coordinating.One kind provided by the invention
Production method process based on above-mentioned axis pin connection component is simple, can realize mass production, advantageously reduces production
Cost.Whole technical advantages of the engineering machinery with above-mentioned axis pin connection component with above-mentioned axis pin provided by the invention,
This is not repeated.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
The assembling structure schematic diagram for the axis pin connection component that Fig. 1 is provided for a kind of specific embodiment of the present invention.
The assembling structure schematic diagram for the axis pin that Fig. 2 is provided for a kind of specific embodiment in the present invention.
Fig. 3 is the A direction views in Fig. 2.
Fig. 4 is the sectional view intercepted along the BB in Fig. 3.
The A direction views of the assembling structure schematic diagram for the axis pin that Fig. 5 is provided for second of specific embodiment in the present invention.
The structure diagram for the axis pin base that Fig. 6 is provided for the third specific embodiment in the present invention.
The structure diagram for the axis pin base that Fig. 7 is provided for the 4th kind of specific embodiment in the present invention.
The assembling structure schematic diagram for the axis pin connection component that Fig. 8 is provided for the 4th kind of specific embodiment of the invention.
Specific embodiment
The object of the present invention is to provide a kind of axis pin connection components, and the axis pin connecting component structure is simple, occupy axial empty
Between it is short, the reliability of connection is high, and processing and fabricating is simple, so as to help to improve the performance for using its engineering machinery.The present invention
Second purpose be to provide a kind of production method based on above-mentioned axis pin connection component.Third object of the present invention is to provide
A kind of engineering machinery using above-mentioned axis pin connection component.
In order that those skilled in the art will better understand the technical solution of the present invention, below in conjunction with the accompanying drawings it is and specific real
Applying example, the present invention is described in further detail.It should be noted that in the case where there is no conflict, the embodiment in the application
And the feature in embodiment can be mutually combined.
It please refers to Fig.1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the axis pin that Fig. 1 is provided for a kind of specific embodiment of the present invention
The assembling structure schematic diagram of connection component；Fig. 2 shows for the assembling structure for the axis pin that a kind of specific embodiment in the present invention is provided
It is intended to；Fig. 3 is the A direction views in Fig. 2；Fig. 4 is the sectional view intercepted along the BB in Fig. 3；Fig. 5 is second of tool in the present invention
The A direction views of the assembling structure schematic diagram for the axis pin that body embodiment is provided；Fig. 6 is the third specific embodiment institute in the present invention
The structure diagram of the axis pin base of offer.
In a kind of specific embodiment, as shown in Figure 1, Figure 2 with shown in Fig. 6, a kind of axis pin connection component provided by the invention,
Including axis pin 1 and axis pin pedestal 2, it is characterized in that, axis pin pedestal 2 is equipped with to install the pin shaft hole of adaptable axis pin, should
Pin shaft hole includes axis hole section 21, and the cylindrical section 11 of axis pin 1 is equipped in axis hole section 21.Further, one end of axis hole section 21 is set
There is thread segment 1, the other end of thread segment 1 is equipped with circular hole portion 25, conical ring is equipped between axis hole section 21 and thread segment 1
Hole 1 is equipped with conical ring hole 2 24 between thread segment 1 and circular hole portion 25；One end of cylindrical section 11 is equipped with thread segment 2 13, spiral shell
The other end of line section 2 13 is equipped with axis pin first 15, and changeover portion 1, thread segment two are equipped between cylindrical section 11 and thread segment 2 13
Changeover portion 2 14 is equipped between 13 and axis pin first 15.Wherein, thread segment 1 and thread segment 2 13 are the screw thread being mutually paired.This
Sample not only makes the axis pin connection component reach default purpose, but also easy to process.
During work, as shown in Figure 1, being equipped with the axis pin 1 adaptable with it on axis pin base 2, pass through the cylindrical section 11 of axis pin 1
Parts 3 are positioned.Further, with reference to shown in Fig. 2 and Fig. 6, center section or separate screw thread on cylindrical section 11
One end of section 2 13 is for installation targets parts 3, and thread segment 2 13 is mounted in thread segment 1, and corresponding axis pin head
15 are also loaded onto in circular hole portion 25.It is apparent that the structure can be used on the lid and pedestal of docking, at this point, lid and pedestal are respectively
Axis pin base 2 or parts 3, and the relativeness of the two can exchange, i.e., and lid can be set to parts 3, pedestal is set to pin
Axle bed 2 or lid be set to axis pin base 2, pedestal is set to parts 3.
Further, as shown in Fig. 2, the diameter of thread segment 2 13 is more than the diameter of cylindrical section 11, and thread segment 2 13
On the path of screw thread be more than or equal to the diameter of cylindrical section 11, and the diameter of thread segment 2 13 is more than the outer of axis pin first 15
Footpath, and the path of the screw thread on thread segment 2 13 is more than or equal to the maximum outside diameter of the appearance profile of axis pin first 15.
Further, please refer to Fig.3, axis pin first 15 is square spigot.Further, square spigot is turret head, section
Face is regular hexagon, and each side intersection is provided with chamfering or fillet.
Based on the above technical solutions, further can also be improved.Specifically, as shown in fig. 6, thread segment one
23 diameter is more than the diameter of axis hole section 21, and the path of the screw thread on thread segment 1 is more than the diameter of axis hole section 21.Into
One step, the diameter of thread segment 1 is less than the aperture of circular hole portion 25, and the major diameter of the screw thread on thread segment 1 is less than circle
The aperture of hole section 25.In this way, it is initial but also easy to process not only to achieve the purpose that the axis pin base.
On the basis of any of the above-described technical solution, further it can also be improved.Specifically, please refer to Fig.4, transition
Section 1 uses the form connecting cylinder section 11 of arc transition and thread segment 2 13.Further, changeover portion 2 14 uses circular arc
The form connecting pin spindle nose 15 and thread segment 2 13 of transition.Further, the path of changeover portion 2 14 is more than or equal to pin
The maximum outside diameter of the appearance profile of spindle nose 15.Yet further, the non-maximum of changeover portion 2 14 and the appearance profile of axis pin first 15
Outer radius uses the transient mode of rounding again.
On the basis of any of the above-described technical solution, further it can also be improved.Specifically, as shown in figure 3, axis pin
The diameter of cylinder where the intersecting lens in the first 15 adjacent each face of square spigot is equal to the path of changeover portion 2 14.In addition, such as Fig. 5 institutes
Show, it should be apparent that, the diameter of the cylinder where the intersection of first 15 each adjacent side of axis pin can be more than the small of changeover portion 2 14
The intersection progress chamfering in footpath, at this time 15 each adjacent side suitably first to axis pin, you can so that the path of changeover portion 2 14 is more than
Or the maximum outside diameter of the appearance profile equal to axis pin first 15.Furthermore, it is to be understood that ground, the phase in the adjacent each face of square spigot of axis pin first 15
The diameter of cylinder where intersection can also be suitably less than the path of changeover portion 2 14.
On the basis of any of the above-described technical solution, further it can also be improved.Specifically, as shown in fig. 6, conical ring
The diameter of the big nose end in hole 1 is identical with the size of the path of the screw thread of thread segment 1；And the small bore end in conical ring hole 1
Diameter it is identical with the size of axis hole section 21.Further, the diameter of the small bore end in conical ring hole 2 24 and thread segment 1 is big
The size in footpath is identical, and the diameter of the big nose end in conical ring hole 2 24 is identical with the size of the diameter of circular hole portion 25.
Further, as shown in Fig. 2, the screw thread on thread segment 1 uses the form of triangle thread；Equally, the screw thread
Screw thread in section 1 can also use rectangular thread, trapezoidal thread, saw-tooth thread or other special shape screw threads.Such as figure
Shown in 6, the screw thread on thread segment 2 13 uses the form of triangle thread；Equally, the screw thread on the thread segment 2 13 can be with
Using rectangular thread, trapezoidal thread, saw-tooth thread or other special shape screw threads.Wherein, thread segment 1 and thread segment
2 12 screw thread to be mutually paired.
On the basis of any of the above-described technical solution, further it can also be improved.Fig. 7 and Fig. 8 are refer to, Fig. 7 is
The structure diagram for the axis pin base that 4th kind of specific embodiment is provided in the present invention；Fig. 8 is the 4th kind of specific implementation of the present invention
The assembling structure schematic diagram for the axis pin connection component that example is provided.
Specifically, as shown in fig. 7, axis hole section 21 is distributed on two journal stirrups of axis pin pedestal 2, therebetween to be used to install pair
The mounting groove of parts 3 is answered, i.e. axis hole section 21 is distributed in the both sides of the mounting groove.In a kind of unshowned embodiment, institute
The mounting hole for the corresponding parts 3 of mounting groove or installation stated.As shown in figure 8, a part for corresponding parts 3 is mounted on
In two journal stirrups of axis pin pedestal 2, it is hinged by axis pin 1.It should be noted that the present invention is to the mounting hole or slot
Specific constructive form do not do any restrictions.Alternatively, it is also possible to be pacified by way of the grooving on axis pin pedestal 2 or hole
The corresponding parts 3 of dress.
Wherein, in any of the above-described technical solution, its one end or two ends can be mounted on by cylindrical section 11 as needed
In the axis hole section 21 of axis pin base 2.
Second purpose of the invention is to provide a kind of production method based on above-mentioned axis pin connection component, including axis pin and pin
The production method of axle bed, the axis pin are the axis pin described in any of the above-described technical solution, and the axis pin base is any of the above-described skill
Axis pin base in art scheme,
Wherein, the production method of axis pin, comprises the following steps：
Step 11, the blanking of axis pin is carried out using round steel or bar.
Step 12, lower good material is carried out to the preparatory processing of appearance profile, including the appearance profile to each section of axis pin just
Vehicle, and leave appropriate surplus.
Step 13, modifier treatment is carried out to the part Jing Guo preparatory processing.
Step 14, the axis pin head is processed, each side including milling square spigot and the intersection to adjacent side
Carry out chamfering or rounding, and use milling cutter vertical with axis pin but disjoint mode with directly reach the changeover portion two and
The purpose of the transient mode of rounding is used at the non-maximum outside diameter of the appearance profile of the axis pin head again.
Step 15, the thread segment two, the cylindrical section and the changeover portion one and the changeover portion two are processed, including
Cylindrical section described in vehicle, changeover portion one described in vehicle, changeover portion two and cutting thread described in vehicle.Cylindrical section wherein described in vehicle, described in vehicle
The processing sequence of changeover portion described in changeover portion one, vehicle can be adjusted suitably as needed.
Step 16, chamfering is carried out to disconnected section of end of the cylindrical section or rounding is handled.
Step 17, the outer circle of the cylindrical section is finished, to ensure that its surface roughness reaches requirement.
Illustrate, in a step 11, the material for manufacturing multiple axis pins can be connected together, after step 12 to step 17 is undergone
Each axis pin that is nearly completed is separated again, so as to fulfill can once process multiple axis pins, improves efficiency.
Wherein, the production method of axis pin base, comprises the following steps：
Step 21, axis pin base blank is processed, if having the needs of high intensity to axis pin base, is carried out corresponding quenched
Processing；If without high requirement, without modifier treatment.
Step 22, drill, bore the axis hole section and comprising to the first time at the thread segment one and the circular hole portion
Bottom outlet, and each exposed section chamfering deburring of device to hole.
Step 23, reaming, the bottom outlet of thread segment one described in counterboring and axial counterboring are in place.
Step 24, reaming again, circular hole portion described in counterboring and axial counterboring are in place.
Step 25, ream, including articulation axis hole section and circular hole portion, circular hole portion articulation is axial in place but cannot to damage the cone
Annular distance two, and the technique guard space of 0.5mm or so is reserved between maximum distance and conical ring hole two of the circular hole portion in articulation.
Step 26, tapping, including carrying out screw thread process to thread segment one.
Step 27, cleaned and done antirust treatment to each hole and thread segment one.
Illustrate, in step 21, the blank process of axis pin base can be completed with reference to the prior art, no longer carry out herein
It is described in detail.
3rd purpose of the invention is to provide a kind of engineering machinery, and including axis pin connection component, the axis pin is connected as
The axis pin connection component described in any technical solution is stated, the other parts of the engineering machinery are referred to the prior art, herein not
It is reinflated.
It should be noted that those skilled in the art completely may not be used when with reference to the production method of the axis pin connection component
With reference to any attached drawing can be relatively simple understand or the comprehension production method.Therefore, the part is not provided in the present invention
Attached drawing.
Compared with prior art, the present invention provides axis pin connection component, and including axis pin pedestal, the axis pin pedestal is equipped with
For installing the pin shaft hole of adaptable axis pin, axis pin is installed, the axis pin includes cylindrical section, the pin in the pin shaft hole
Axis hole includes axis hole section, and one end of the axis hole section is equipped with thread segment one, and the other end of the thread segment one is equipped with circular hole portion, described
Conical ring hole one is equipped between axis hole section and the thread segment one, conical ring hole is equipped between the thread segment one and the circular hole portion
Two；One end of the cylindrical section is equipped with thread segment two, and the other end of the thread segment two is equipped with axis pin head, the cylindrical section and institute
It states and changeover portion one is equipped between thread segment two, changeover portion two is equipped between the thread segment two and the axis pin head；Wherein, it is described
Thread segment one and the thread segment two are the screw thread being mutually paired.It is simple using the pin shaft structure of the technical solution, axis pin base with
Pretightning force born by the conical ring hole one during adaptable axis pin cooperation so that more effortless when pre-tightening more reliable, dismounting.The present invention
A kind of production method process based on above-mentioned axis pin connection component provided is simple, can realize mass production, favorably
In reduction production cost.Whole skills of the engineering machinery with above-mentioned axis pin connection component with above-mentioned axis pin provided by the invention
Art advantage, this will not be repeated here.
Axis pin connection component provided by the present invention, production method, engineering machinery are described in detail above.Herein
In apply specific case the principle of the present invention and embodiment be set forth, the explanation of above example is only intended to sides
Assistant solves the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, not
Depart from the principle of the invention on the premise of, can also to the present invention some improvement and modification can also be carried out, these improvement and modification are also fallen into
In the protection domain of the claims in the present invention.
Claims (8)
1. a kind of axis pin base, for axis pin connection component, including axis pin pedestal, the axis pin pedestal is equipped with mutually fits for installing
The pin shaft hole for the axis pin answered, which is characterized in that the pin shaft hole includes the axis hole section being sequentially arranged, thread segment, circular hole portion, described
Conical ring hole one is equipped between axis hole section and the thread segment, conical ring hole two is equipped between the thread segment and the circular hole portion；Institute
The path for stating the screw thread on thread segment is more than the diameter of the axis hole section, and the major diameter of the screw thread on the thread segment is less than the circle
The aperture of hole section, the small bore end in the conical ring hole one are located at the one side of the axis hole section, and the small bore end in the conical ring hole two is located at
The one side of the axis hole section；So as to bear pretightning force by the conical ring hole one when coordinating with adaptable axis pin preload more may be used
It is more effortless when leaning on, dismantling.
2. axis pin base according to claim 1, which is characterized in that
The diameter of the small bore end in the conical ring hole one is identical with the size of the axis hole section.
3. axis pin base according to claim 1 or 2, which is characterized in that the diameter of the small bore end in the conical ring hole two and institute
The size for stating the major diameter of thread segment is identical；
There is the mounting hole or slot of installing corresponding part on the axis pin base；
The diameter of the big nose end in the conical ring hole two is identical with the size of the diameter of the circular hole portion；
Screw thread on the thread segment is cylindrical thread；
Screw thread on the thread segment uses triangle thread or rectangular thread, trapezoidal thread, saw-tooth thread.
4. a kind of axis pin base, for axis pin connection component, including axis pin pedestal, which is equipped with adaptable for installing
Axis pin pin shaft hole, which is characterized in that
The pin shaft hole includes the axis hole section being sequentially arranged, thread segment, circular hole portion, has to install correspondence on the axis pin base
The mounting hole or slot of part, the axis hole section are distributed in the both sides of the mounting hole or slot, the axis hole section and the thread segment
Between be equipped with conical ring hole one, between the thread segment and the circular hole portion be equipped with conical ring hole two；
The path of screw thread on the thread segment is more than the diameter of the axis hole section, and the major diameter of the screw thread on the thread segment is less than
The aperture of the circular hole portion, the small bore end in the conical ring hole one are located at the one side of the axis hole section, the aperture in the conical ring hole two
Positioned at the one side of the axis hole section, the diameter of the big nose end in the conical ring hole one is big with the path of the screw thread of the thread segment at end
It is small identical；During so as to bear pretightning force by the conical ring hole one when coordinating with adaptable axis pin so that pre-tightening more reliable, dismounting
It is more effortless.
5. axis pin base according to claim 4, which is characterized in that the diameter of the small bore end in the conical ring hole two and the spiral shell
The size of the major diameter of line section is identical；
The diameter of the big nose end in the conical ring hole two is identical with the size of the diameter of the circular hole portion.
6. axis pin base according to claim 4 or 5, which is characterized in that the screw thread on the thread segment uses triangle spiral shell
Line or rectangular thread, trapezoidal thread, saw-tooth thread；
Screw thread on the thread segment is cylindrical thread.
7. a kind of axis pin connection component, including axis pin base and the axis pin being arranged on, which is characterized in that the axis pin base is power
Profit requires the axis pin base any one of 1 to 6.
8. a kind of production method of axis pin base, the axis pin base is axis pin base according to any one of claims 1 to 6, special
Sign is that the production method comprises the following steps：
Step 1, axis pin base blank is processed；
Step 2, drill, bore the axis hole section and comprising to the first time bottom outlet at the thread segment and the circular hole portion；
Step 3, reaming, the bottom outlet of thread segment described in counterboring and axial counterboring are in place；
Step 4, reaming again, circular hole portion described in counterboring and axial counterboring are in place；
Step 5, ream, including axis hole section described in articulation and the circular hole portion；
Step 6, tapping, including carrying out screw thread process to the thread segment；
Step 7, each hole and the thread segment are cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
| CN201410022066.0A CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410022066.0A Division CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106089895A CN106089895A (en) | 2016-11-09 |
| CN106089895B true CN106089895B (en) | 2018-05-25 |
Family
ID=50405025
Family Applications (12)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
| 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 |
| 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 |
| CN201410022066.0A Active CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
| 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 |
| 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 |
| 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 |
| 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 |
| CN201510506733.7A Active CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, 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 |
| 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 |
| CN201610667548.0A Withdrawn CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
Family Applications After (11)
| 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 |
| 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 |
| CN201410022066.0A Active CN103711777B (en) | 2014-01-19 | 2014-01-19 | Bearing pin connects assembly, manufacture method, engineering machinery |
| 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 |
| 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 |
| 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 |
| 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 |
| CN201510506733.7A Active CN105041813B (en) | 2014-01-19 | 2014-01-19 | Bearing pin coupling assembly, preparation method, 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 |
| 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 |
| CN201610667548.0A Withdrawn CN106151202A (en) | 2014-01-19 | 2014-01-19 | Engineering machinery, rigid connection structure, bearing pin connect assembly and preparation method thereof |
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| Country | Link |
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| CN (12) | CN106089895B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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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| CH523441A (en) * | 1971-04-20 | 1972-05-31 | Mefina Sa | Device for coupling a flywheel on a shaft |
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| CN103711778B (en) * | 2014-01-19 | 2016-05-11 | 方义飞 | The preparation method of bearing pin coupling assembling and axis pin base thereof, axis pin base |
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2014
- 2014-01-19 CN CN201610503542.XA patent/CN106089895B/en active Active
- 2014-01-19 CN CN201610532820.4A patent/CN106151201A/en not_active Withdrawn
- 2014-01-19 CN CN201610667538.7A patent/CN106050857A/en not_active Withdrawn
- 2014-01-19 CN CN201410022066.0A patent/CN103711777B/en active Active
- 2014-01-19 CN CN201610532858.1A patent/CN106089896A/en not_active Withdrawn
- 2014-01-19 CN CN201610502050.9A patent/CN106151222A/en active Pending
- 2014-01-19 CN CN201610508457.2A patent/CN105889254A/en not_active Withdrawn
- 2014-01-19 CN CN201610667487.8A patent/CN106194949A/en not_active Withdrawn
- 2014-01-19 CN CN201510506733.7A patent/CN105041813B/en active Active
- 2014-01-19 CN CN201610667523.0A patent/CN106015241A/en not_active Withdrawn
- 2014-01-19 CN CN201610492541.XA patent/CN106122210A/en active Pending
- 2014-01-19 CN CN201610667548.0A patent/CN106151202A/en not_active Withdrawn
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|---|---|---|---|---|
| EP0627568A1 (en) * | 1993-06-04 | 1994-12-07 | Kamax-Werke Rudolf Kellermann GmbH & Co. KG | Fixing and centering press fit element, mainly wheel bolt |
| US6086201A (en) * | 1996-04-02 | 2000-07-11 | Huma Gmbh, Feinwerktechnische | Spectacle mount with a locking block-screw connection secured against loosening |
| CN101868326A (en) * | 2007-11-26 | 2010-10-20 | 爱斯科公司 | Pinned connections |
| CN202056169U (en) * | 2011-05-23 | 2011-11-30 | 富美科技有限公司 | Threaded shaft pin being easy to disassemble |
| CN202301349U (en) * | 2011-09-30 | 2012-07-04 | 广西玉柴机器股份有限公司 | Straight pin |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106089895A (en) | 2016-11-09 |
| CN105041813A (en) | 2015-11-11 |
| CN105889254A (en) | 2016-08-24 |
| CN106089896A (en) | 2016-11-09 |
| CN103711777B (en) | 2016-08-03 |
| CN106151222A (en) | 2016-11-23 |
| CN106050857A (en) | 2016-10-26 |
| CN106151201A (en) | 2016-11-23 |
| CN106122210A (en) | 2016-11-16 |
| CN106015241A (en) | 2016-10-12 |
| CN106194949A (en) | 2016-12-07 |
| CN106151202A (en) | 2016-11-23 |
| CN105041813B (en) | 2017-03-15 |
| CN103711777A (en) | 2014-04-09 |
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Effective date of registration: 20161205 Address after: 410100 Hunan province Changsha Panpan Changsha economic and Technological Development Zone, Road No. 6 Applicant after: CHANGSHA XIANZHENGYIXIANG MECHANICAL TECHNOLOGY CO., LTD. Address before: 410100 Hunan province Changsha Panpan Changsha economic and Technological Development Zone, Road No. 6 Applicant before: Fang Yifei |
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Address after: 410100 Hunan province Changsha Changsha City Economic and Technological Development Zone Bancang Road No. 29 new Changhai center service outsourcing base 3 A block 204 (cluster registration) Applicant after: CHANGSHA XIANZHENGYIXIANG MECHANICAL TECHNOLOGY CO., LTD. Address before: 410100 Hunan province Changsha Panpan Changsha economic and Technological Development Zone, Road No. 6 Applicant before: CHANGSHA XIANZHENGYIXIANG MECHANICAL TECHNOLOGY CO., LTD. |
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Effective date of registration: 20200527 Address after: 411100 No.3, Peugeot Road, Jiuhua Economic Development Zone, Xiangtan City, Hunan Province Patentee after: Xiangtan xundong Electromechanical Technology Co., Ltd Address before: 410100 Hunan province Changsha Changsha City Economic and Technological Development Zone Bancang Road No. 29 new Changhai center service outsourcing base 3 A block 204 (cluster registration) Patentee before: CHANGSHA XIANZHENG YIXIANG MACHINERY TECHNOLOGY Co.,Ltd. |
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