CN112276486A - Pin shaft connecting assembly and manufacturing method of pin shaft - Google Patents
Pin shaft connecting assembly and manufacturing method of pin shaft Download PDFInfo
- Publication number
- CN112276486A CN112276486A CN202011100588.XA CN202011100588A CN112276486A CN 112276486 A CN112276486 A CN 112276486A CN 202011100588 A CN202011100588 A CN 202011100588A CN 112276486 A CN112276486 A CN 112276486A
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- Prior art keywords
- pin
- pin shaft
- limiting
- hole
- assembly according
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 230000000670 limiting effect Effects 0.000 claims abstract description 72
- 239000000463 material Substances 0.000 claims description 7
- 238000003754 machining Methods 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000013556 antirust agent Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 125000006850 spacer group Chemical group 0.000 description 7
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 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
- 238000009434 installation Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
- F16B21/12—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with locking-pins or split-pins thrust into holes
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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
-
- 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
- F16C11/10—Arrangements for locking
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The invention discloses a pin shaft connecting component and a manufacturing method of a pin shaft, belonging to the technical field of pin shafts, and comprising a pin shaft and a pin shaft mounting seat, wherein the pin shaft mounting seat is provided with a pin shaft hole for mounting a proper pin shaft, the pin shaft is arranged in the pin shaft hole, the pin shaft comprises a pin shaft head part and a pin shaft body, the right side of the pin shaft body is provided with a limiting hole, a limiting pin is arranged in the limiting hole, the upper side of the pin shaft head part is provided with a groove, and the pin shaft head part and the pin shaft body are integrally formed. The pin shaft mounting seat is extruded through the end part of the bolt, so that the pin shaft is stressed and moved out, and the pin shaft is convenient to disassemble.
Description
Technical Field
The invention relates to the technical field of pin shafts, in particular to a pin shaft connecting assembly and a manufacturing method of a pin shaft.
Background
The pin shaft is a standard fastener, can be statically and fixedly connected, can also move relative to a connected piece, and is mainly used at the hinged position of two parts to form a hinged connection. The pin shaft connection is widely used in the mechanical field, for example, the positioning pin shaft is used in a split speed reducer, a split bearing seat, a shaft or a rod piece and other parts; in engineering machinery, the articulated pin shaft is used for the connection between the frame and the frame, the connection between the frame and the working device and the connection between independent parts of the working device.
Among the current round pin coupling assembling, difficult taking out after the round pin axle installation, spacer pin installation and dismantlement difficulty to make dismouting efficiency lower.
Disclosure of Invention
The invention aims to provide a pin shaft connecting assembly to solve the problems that in the existing pin shaft connecting assembly proposed in the background art, a pin shaft is not easy to take out after being installed, and a limiting pin is difficult to install and disassemble, so that the disassembling and assembling efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: the pin shaft connecting assembly comprises a pin shaft and a pin shaft mounting seat, wherein a pin shaft hole for mounting the adaptive pin shaft is formed in the pin shaft mounting seat, the pin shaft is mounted in the pin shaft hole and comprises a pin shaft head part and a pin shaft body, a limiting hole is formed in the right side of the pin shaft body, a limiting pin is mounted in the limiting hole, and a groove is formed in the upper side of the pin shaft head part.
Preferably, the head part of the pin shaft and the shaft body of the pin shaft are integrally formed.
Preferably, the head of the pin shaft is cylindrical, and the diameter of the head of the pin shaft is larger than that of the shaft body of the pin shaft.
Preferably, the limiting pin is in a hollow ring shape, and the right side of the limiting pin is provided with an extrusion notch.
Preferably, the upper side and the lower side of the limiting pin are fixedly connected with stress blocks.
Preferably, tapered holes are formed in the upper end and the lower end of the limiting hole.
Preferably, the diameter of one side, close to the limiting hole, of the conical hole is the same as that of the limiting hole, and the diameter of one side, far away from the limiting hole, of the conical hole is larger than that of the limiting hole.
Preferably, the lower side of the head of the pin shaft is provided with a threaded hole.
A manufacturing method of a pin shaft connecting assembly comprises the following steps:
s1: selecting a proper material for blanking the pin shaft;
s2: roughly processing the profile of the lower material by a lathe;
s3: quenching and tempering the pin shaft after rough machining;
s4: performing semi-finishing on the pin shaft after the quenching and tempering treatment through a lathe;
s5: processing the groove, the threaded hole, the limiting hole and the conical hole through a processing center;
s6: performing finish machining on the pin shaft subjected to the step S5 through a lathe;
s7: and washing the processed pin shaft and spraying an antirust agent.
Compared with the prior art, the invention has the beneficial effects that:
1) the pin shaft is convenient to disassemble, after the limiting pin is taken out, the pin shaft is taken down by three methods, firstly, the pin shaft is knocked leftwards from the right end of the pin shaft body through an external thin shaft to move out after being stressed, secondly, one end of the external thin shaft is inserted into the groove, then the other end of the thin shaft is knocked to move out after being stressed, thirdly, an external bolt is in threaded connection with the threaded hole, and the pin shaft mounting seat is extruded through the end part of the bolt to stress and move out the pin shaft, so that the pin shaft is convenient to disassemble;
2) through the arrangement of the conical hole, when the limiting pin is convenient to install, the limiting pin is preliminarily inserted into the limiting hole, then the limiting pin is knocked to enable the limiting pin to be inserted into the limiting hole, when the limiting pin is disassembled, the external thin shaft is abutted against the limiting pin, then the thin shaft is knocked to drive the limiting pin to move, so that the limiting pin is taken out, and through the arrangement of the stress block, the stress of the limiting pin is convenient, and the limiting pin is conveniently driven to move;
3) the hinge pin assembling and disassembling device is simple in structure and convenient to assemble and disassemble, and improves the assembling and disassembling efficiency of the hinge pin.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the pin structure of the present invention;
FIG. 3 is a schematic view of a connection structure of a limit pin and a pin shaft body according to the present invention;
FIG. 4 is a schematic top view of a spacing pin according to the present invention;
FIG. 5 is a schematic cross-sectional view of a top view of a stop pin according to the present invention.
In the figure: the structure comprises a pin shaft 1, a pin shaft mounting seat 2, a pin shaft hole 3, a limiting pin 4, a groove 5, a threaded hole 6, a pin shaft head 7, a pin shaft body 8, a limiting hole 9, a tapered hole 10, a stress block 11 and an extrusion notch 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a pin roll coupling assembling, includes round pin axle 1 and round pin axle mount pad 2, set up the round pin shaft hole 3 that is used for installing the round pin axle 1 that suits on the round pin axle mount pad 2, round pin axle 1 is installed in round pin shaft hole 3, round pin axle 1 includes round pin axle head portion 7 and round pin axle body 8, and round pin axle head portion 7 is installed and has certain frictional force between round pin shaft hole 3 after round pin shaft hole 3 and round pin shaft hole 3, non-clearance fit, spacing hole 9 has been seted up on round pin axle body 8 right side, install spacer pin 4 in spacing hole 9, avoid round pin axle 1 to drop under the effect of repeated vibration, round pin axle head portion 7 upside is seted up flutedly 5 for the atress.
The pin head part 7 and the pin shaft body 8 are integrally formed, and the structure is stable.
The pin shaft head part 7 is cylindrical, and the diameter of the pin shaft head part 7 is larger than that of the pin shaft body 8, so that the pin shaft head part 7 has a limiting effect.
The spacer pin 4 is a hollow ring, the extrusion notch 12 is formed in the right side of the spacer pin 4, so that when the spacer pin 4 is installed conveniently, the spacer pin 4 deforms under stress after being inserted into the limiting hole 9, the extrusion notch 12 is reduced, and the spacer pin 4 can be stably fixed.
The upper side and the lower side of the limiting pin 4 are fixedly connected with stress blocks 11, and the limiting pin 4 is conveniently driven to move through the stress of the stress blocks 11 and the stress of the limiting pin 4.
Tapered holes 10 are formed in the upper end and the lower end of the limiting hole 9, and therefore the limiting pin 4 can be installed conveniently.
The diameter of one side of the taper hole 10 close to the limiting hole 9 is the same as that of the limiting hole 9, and the diameter of one side of the taper hole 10 far away from the limiting hole 9 is larger than that of the limiting hole 9.
And a threaded hole 6 is formed in the lower side of the pin shaft head part 7.
The pin shaft 1 is convenient to disassemble, and after the limiting pin 4 is taken out, the pin shaft 1 can be taken down by three methods:
firstly, the method comprises the following steps: the pin shaft 1 is taken out after being stressed by knocking the external thin shaft leftwards from the right end of the pin shaft body 8, and the thin shaft is made of brass, so that the pin shaft body 8 is prevented from deforming in the process of knocking the pin shaft body 8 and is inconvenient to mount next time;
II, secondly: one end of an external thin shaft is inserted into the groove 5, and then the other end of the thin shaft is knocked to enable the pin shaft 1 to move out after being stressed;
thirdly, the method comprises the following steps: and (3) screwing an external bolt with the threaded hole 6, and extruding the pin shaft mounting seat 2 through the end part of the bolt to enable the pin shaft 1 to be stressed and moved out.
The concrete dismounting method is considered according to the actual situation of the pin shaft 1, and the operation is convenient.
A manufacturing method of a pin shaft connecting assembly comprises the following steps:
s1: selecting a proper material for blanking the pin shaft;
s2: roughly processing the profile of the lower material by a lathe;
s3: quenching and tempering the pin shaft after rough machining;
s4: performing semi-finishing on the pin shaft after the quenching and tempering treatment through a lathe;
s5: the groove 5, the threaded hole 6, the limiting hole 9 and the conical hole 10 are machined through a machining center;
s6: performing finish machining on the pin shaft subjected to the step S5 through a lathe;
s7: and washing the processed pin shaft and spraying an antirust agent.
The working principle is as follows: through the arrangement of the taper hole 10, when the limiting pin 4 is convenient to install, the limiting pin 4 is preliminarily inserted into the limiting hole 9, then the limiting pin 4 is knocked, the limiting pin 4 is inserted into the limiting hole 9, when the limiting pin 4 is disassembled, the limiting pin 4 is abutted against the limiting pin 4 through an external thin shaft, then the thin shaft is knocked to drive the limiting pin 4 to move, so that the limiting pin 4 is taken out, through the arrangement of the stress block 11, the stress of the limiting pin 4 is convenient to drive the limiting pin 4 to move, the pin shaft 1 is convenient to disassemble, after the limiting pin 4 is taken out, the pin shaft 1 is taken down in three methods, firstly, the pin shaft 1 is knocked leftwards from the right end of the pin shaft body 8 through the external thin shaft (made of brass material), so that the pin shaft 1 is moved out after being stressed, secondly, one end of the external thin shaft is inserted into the groove 5, then the other end of the thin shaft is knocked, the pin shaft mounting seat 2 is extruded through the end part of the bolt, so that the pin shaft 1 is stressed and moved out, and the pin shaft 1 is convenient to disassemble.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a round pin hub connection subassembly, includes round pin axle (1) and round pin axle mount pad (2), its characterized in that: the hinge pin mounting seat is characterized in that a hinge pin hole (3) used for mounting a matched hinge pin (1) is formed in the hinge pin mounting seat (2), the hinge pin (1) is mounted in the hinge pin hole (3), the hinge pin (1) comprises a hinge pin head (7) and a hinge pin shaft body (8), a limiting hole (9) is formed in the right side of the hinge pin shaft body (8), a limiting pin (4) is mounted in the limiting hole (9), and a groove (5) is formed in the upper side of the hinge pin head (7).
2. A pin connection assembly according to claim 1, wherein: the pin head (7) and the pin shaft body (8) are integrally formed.
3. A pin connection assembly according to claim 1, wherein: the pin shaft head part (7) is cylindrical, and the diameter of the pin shaft head part (7) is larger than that of the pin shaft body (8).
4. A pin connection assembly according to claim 1, wherein: the limiting pin (4) is in a hollow annular shape, and an extrusion notch (12) is formed in the right side of the limiting pin (4).
5. A pin connection assembly according to claim 1, wherein: the upper side and the lower side of the limiting pin (4) are fixedly connected with stress blocks (11).
6. A pin connection assembly according to claim 1, wherein: tapered holes (10) are formed in the upper end and the lower end of the limiting hole (9).
7. A pin connection assembly according to claim 6, wherein: one side of the conical hole (10) close to the limiting hole (9) is the same as the diameter of the limiting hole (9), and the diameter of one side of the conical hole (10) far away from the limiting hole (9) is larger than the diameter of the limiting hole (9).
8. A pin connection assembly according to claim 1, wherein: and a threaded hole (6) is formed in the lower side of the pin shaft head (7).
9. A method of manufacturing a pin for a pin connection assembly according to any one of claims 1 to 8, comprising: the manufacturing method of the pin shaft connecting assembly comprises the following specific steps:
s1: selecting a proper material for blanking the pin shaft;
s2: roughly processing the profile of the lower material by a lathe;
s3: quenching and tempering the pin shaft after rough machining;
s4: performing semi-finishing on the pin shaft after the quenching and tempering treatment through a lathe;
s5: the groove (5), the threaded hole (6), the limiting hole (9) and the conical hole (10) are machined through a machining center;
s6: performing finish machining on the pin shaft subjected to the step S5 through a lathe;
s7: and washing the processed pin shaft and spraying an antirust agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011100588.XA CN112276486A (en) | 2020-10-15 | 2020-10-15 | Pin shaft connecting assembly and manufacturing method of pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011100588.XA CN112276486A (en) | 2020-10-15 | 2020-10-15 | Pin shaft connecting assembly and manufacturing method of pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112276486A true CN112276486A (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011100588.XA Pending CN112276486A (en) | 2020-10-15 | 2020-10-15 | Pin shaft connecting assembly and manufacturing method of pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112276486A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962994A (en) * | 2021-02-04 | 2021-06-15 | 中建新疆建工集团第五建筑工程有限公司 | Edge opening protection device and protection method |
| CN114102066A (en) * | 2021-12-08 | 2022-03-01 | 中煤盘江重工有限公司 | Industrial pin shaft production line and production method thereof |
-
2020
- 2020-10-15 CN CN202011100588.XA patent/CN112276486A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962994A (en) * | 2021-02-04 | 2021-06-15 | 中建新疆建工集团第五建筑工程有限公司 | Edge opening protection device and protection method |
| CN114102066A (en) * | 2021-12-08 | 2022-03-01 | 中煤盘江重工有限公司 | Industrial pin shaft production line and production method thereof |
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