CN208123199U - A kind of pin shaft - Google Patents
A kind of pin shaft Download PDFInfo
- Publication number
- CN208123199U CN208123199U CN201820311741.5U CN201820311741U CN208123199U CN 208123199 U CN208123199 U CN 208123199U CN 201820311741 U CN201820311741 U CN 201820311741U CN 208123199 U CN208123199 U CN 208123199U
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- CN
- China
- Prior art keywords
- pin
- pin body
- hole
- pin shaft
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000013011 mating Effects 0.000 claims description 2
- 230000004992 fission Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The utility model discloses a kind of pin shafts, it is related to basic machine manufacture part field, it include a kind of pin shaft, it include pin body, one end of pin body is provided with block, block is set as the cylindrical structure coaxial with pin body, and pin body is set as hollow structure, and the inner recess of the other end of pin body towards pin body is formed with location hole.Hollow structure is set by pin body, when the total length of pin shaft is longer, the total weight of pin shaft is not too big, in order to which operator carries out the installation and removal operation of pin shaft, reduces the labor operation intensity of installation personnel.The one end of pin shaft with location hole is first inserted into corresponding mounting hole by user when installing pin shaft, and location hole is used in combination with corresponding positioning column, is being detached from mounting hole by limit stop, to achieve the purpose that install fixed pin shaft.
Description
Technical field
The utility model relates to basic machine manufacture part fields, more particularly, to a kind of pin shaft.
Background technique
Pin shaft is a kind of fastener, both can static state be fixedly connected, can also do relative motion, be mainly used for connected piece
The hinged place of two parts, structure are in the hinge connection.Pin shaft usually requires to be locked with split pin, reliable operation, convenient disassembly.
Existing Authorization Notice No. is the Chinese patent of CN204237516U, and it to include pin shaft sheet that it discloses a kind of pin shafts
Body, one end of pin body are welded with otic placode, location hole are offered on otic placode, and along the center line of pin body on otic placode
Direction offers counterbore, to realize the fixation of pin body one end；The other end of pin body is formed with conical section, and taper
Section is realized by the clamping engagement with axis card and is fixed, and then completes the installation exercise of pin body.
In actual use, pin body is solid construction, when the length of pin body is longer, pin body
Weight is larger, is not easy to mount and dismount, leads to large labor intensity, reduces operating efficiency, and prior art presence can improve it
Place.
Utility model content
In view of the above technical problems, the purpose of this utility model is to provide a kind of pin shafts, pass through setting hollow structure
Pin body replaces the pin body of solid construction, to achieve the purpose that reduce labor operation intensity.
To achieve the above object, the utility model provides following technical solution：A kind of pin shaft includes pin body,
One end of the pin body is provided with block, and the block is set as the cylindrical structure coaxial with pin body, the pin
Shaft body is set as hollow structure, and the inner recess of the other end of the pin body towards pin body is formed with positioning
Hole.
By using above-mentioned technical proposal, hollow structure is set by pin body, when the total length of pin shaft is longer, pin
The total weight of axis is not too big, in order to which operator carries out the installation and removal operation of pin shaft, reduces the labour of installation personnel
Operation intensity.When using pin shaft as load-bearing part（Roll shaft etc.）In use, one end insertion first by pin shaft with location hole is corresponding
External mounting hole in, external location hole is used in combination with the positioning column of corresponding positioning hole, is passing through limit stop
It is detached from mounting hole, to achieve the purpose that install fixed pin shaft.
The utility model is further arranged to：The one end for being formed with the pin body of location hole coaxially offers first
Annular groove, the first annular groove and axis card are engaged by clamping.
By using above-mentioned technical proposal, when using pin shaft as static fixedly connected part in use, user can pass through axis
The fixation to pin body is realized in the clamping engagement of card and pin body.
The utility model is further arranged to：The one end for being formed with the pin body of location hole offers first and runs through
Hole, and the axis of first through hole, perpendicular to the axis of pin body, first through hole is used cooperatively with split pin.
By using above-mentioned technical proposal, split pin is used cooperatively with the first through hole, to reach further locking pin
The purpose of shaft body.
The utility model is further arranged to：The location hole is set as threaded hole, and the location hole is threaded with
Limit plate offers lock hole on the limit plate.
By using above-mentioned technical proposal, limit plate be threadedly coupled with location hole it is fixed after, then determined by lock hole
Position locking, to achieve the purpose that accurate fixed pin shaft ontology.
The utility model is further arranged to：The other end of pin body far from the block is threaded with activity
End, the location hole is opened on movable end, is equipped with mandrel in the hollow structure, and the both ends of the mandrel respectively with work
Moved end and block are mating.
Mandrel is worn in hollow structure while reducing pin body total weight by using above-mentioned technical proposal,
Mandrel plays the purpose for reinforcing pin body overall structural strength；Meanwhile for the ease of mounting and dismounting mandrel, movable end and pin
The end thread of shaft body is connected and fixed.
The utility model is further arranged to：The mandrel is threadedly coupled fixation with movable end close to one end of movable end.
By using above-mentioned technical proposal, the end of mandrel is threadedly coupled fixation with movable end, user in disassembly or
When replacing pin body, the mandrel inside pin body will not occur significantly to rotate, and be conducive to the knot for improving pin body
Structure stability.
The utility model is further arranged to：The block and pin body split settings, and the block and mandrel
End thread is connected and fixed.
By using above-mentioned technical proposal, the end split settings of block and pin body, and the both ends of mandrel are realized
It is threadedly coupled, to achieve the purpose that improve the bonding strength of mandrel and pin body.
The utility model is further arranged to：The outer rim of the mandrel runs through along its axis direction offers limiting slot, institute
The inner wall for stating pin body and movable end threaded connection place has extended to form limited post, and the limited post is embedded with limiting slot and matches
It closes.
It, just can be by pin body after user needs to remove block and movable end by using above-mentioned technical proposal
Internal mandrel takes out, therefore for the ease of user's rotary block and movable end, is provided with limited post, passes through limited post and limit
Position slot is embedded cooperation, is rotated with limiting mandrel in user's rotary block or movable end.
The utility model is further arranged to：The second annular is coaxially offered close to the end of the pin body of the block
Groove, the second annular groove and axis card are engaged by clamping.
By using above-mentioned technical proposal, when restriction of the pin shaft by use environment, and block and external environment is caused to be sent out
When raw interference, user can remove block, and pass through the clamping engagement of second annular groove and axis card, and pin shaft is consolidated in completion
It is fixed.
The utility model is further arranged to：Second is coaxially offered close to the end of the pin body of the block to run through
Hole, and the axis of second through hole, perpendicular to the axis of pin body, second through hole is used cooperatively with split pin.
By using above-mentioned technical proposal, the cooperation that wears of the second through hole and split pin locks pin body, second
On the basis of annular groove, the second through hole is added, to achieve the purpose that further fix pin body.
In conclusion the utility model has the advantages that：
One：Hollow structure is set by pin body, when the total length of pin shaft is longer, the total weight of pin shaft will not mistake
Greatly, in order to the installation and removal operation that operator carries out pin shaft, the labor operation intensity of installation personnel is reduced；
Secondly：User can the lock mode according to required for actual condition environment flexible choice, i.e., using split pin, adopt
With axis card or three kinds of lock mode fixed pin shaft ontologies being used cooperatively using limit plate and split pin, axis card, have preferable
Practicability.
Detailed description of the invention
Fig. 1 is a kind of general structure schematic diagram of pin shaft；
Fig. 2 is primarily used for the structural schematic diagram of the location hole at show activity end；
Fig. 3 is primarily used for showing pin body and mandrel close to the structural schematic diagram of the side of movable end；
Fig. 4 is primarily used for showing pin body and mandrel close to the structural schematic diagram of the side of block；
Fig. 5 is the structural schematic diagram of mandrel；
Fig. 6 is the structural schematic diagram of pin body.
Appended drawing reference：1, pin body；11, first annular groove；12, second annular groove；13, the first through hole；14,
Second through hole；15, limited post；2, block；3, movable end；31, location hole；4, mandrel；41, limiting slot；5, limit plate；51,
Lock hole.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of pin shaft, includes pin body 1, and pin body 1 is set as hollow cylindrical structure.
The both ends of pin body 1 are removably connected with block 2 and movable end 3 respectively, and as shown in connection with fig. 2, the outer end of movable end 3 is towards pin
The inner recess of shaft body 1 is formed with location hole 31, and as shown in connection with fig. 3, the inside of pin body 1 is equipped with for reinforcing entirety
The mandrel 4 of structural strength.User can decide whether according to actual working environment using mandrel 4, when pin body 1 length compared with
When long, the total weight of the pin body 1 of hollow structure is smaller, advantageously reduces the labor intensity of operator；When pin shaft needs
As load-bearing part in use, then mandrel 4 can be installed in pin body 1 by user, to improve its bearing capacity.
For the ease of user's fixed pin shaft, as shown in Figure 1, above-mentioned pin body 1 is coaxially opened close to one end of movable end 3
Equipped with first annular groove 11, and pin body 1 coaxially offers second annular groove 12, and first close to one end of block 2
Annular groove 11 and second annular groove 12 are engaged by clamping with axis card, to complete the fixation to pin shaft.In order to reach into one
The purpose of fixed pin shaft ontology 1 is walked, pin body 1 offers the first through hole 13 close to one end of movable end 3, and first runs through
Axis of the axis in hole 13 perpendicular to pin body 1；Pin body 1 offers the second through hole 14 close to one end of block 2, and
The axis of second through hole 14 perpendicular to pin body 1 axis, and the first through hole 13 and the second through hole 14 with opening
Pin is with the use of with fixed pin shaft ontology 1.For the ease of alignment pin ontology 1, threaded hole is set by location hole 31, and position
Hole 31 is threaded with limit plate 5, and lock hole 51 is offered on limit plate 5, and user can pass through lock hole 51 and external knot
Structure completion pre-fixes.
In conjunction with shown in Fig. 2 and Fig. 3, above-mentioned movable end 3 is threadedly coupled fixation, and the end of mandrel 4 and work with pin body 1
Moved end 3, which is threadedly coupled, to be fixed, then when user installs or dismantles pin body 1, mandrel 4 will not rotate, and be conducive to
Improve the stability that pin body 1 uses.In order to further strengthen the bonding strength of mandrel 4 Yu pin body 1, in conjunction with Fig. 2 and
Shown in Fig. 4, the mandrel 4 and block 2 for being inserted into pin body 1 are threadedly engaged fixation, meanwhile, realize block 2 and pin body 1
It is detachably connected.In conjunction with shown in Fig. 5 and Fig. 6, the outer rim of above-mentioned mandrel 4, through limiting slot 41 is offered, is sold along its axis direction
The inner wall of shaft body 1 and 3 threaded connection place of movable end has extended to form limited post 15, and limited post 15 is embedded with limiting slot 41 and matches
It closes, then at rotary moveable end 3 and block 2, mandrel 4 will not rotate user, be conducive to the smooth rotary moveable of user
End 3 and block 2.
The utility model is further elaborated below with reference to specific movement：
When the length of pin shaft is longer, and user does not need installation mandrel 4, it is only necessary to which movable end 3 is installed on pin shaft
Then the end of ontology 1 is fixed pin body 1 by two axis cards, or by two split pins to pin body 1
It is fixed, or the fixation to pin body 1 is completed by the cooperation of limit plate 5 and axis card, split pin；
When pin body 1 is used as carrying axle in use, user needs to install mandrel 4, i.e., by the insertion pin body of mandrel 4
It in 1, and is needing to guarantee limiting slot 41 and limited post 15 relatively just during being inserted into, is then screwing the work at 1 both ends of pin body
Moved end 3 and block 2 finally install pin body 1, i.e., pin body 1 are fixed by two split pins, or pass through two
Pin body 1 is fixed in axis card, or is completed by the cooperation of limit plate 5 and axis card, split pin to pin body 1
It is fixed；
When user needs to dismantle mandrel 4 or replacement mandrel 4, need the movable end 3 at 1 both ends of pin body and gear
Block 2 disassembles, and the mandrel 4 inside the length direction of limited post 15 extraction pin body 1, then carries out replacement operation.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of pin shaft includes pin body（1）, it is characterised in that：The pin body（1）One end be provided with block
（2）, the block（2）It is set as and pin body（1）Coaxial cylindrical structure, the pin body（1）It is set as hollow
Structure, and the pin body（1）The other end towards pin body（1）Inner recess be formed with location hole（31）.
2. a kind of pin shaft according to claim 1, it is characterised in that：It is formed with location hole（31）The pin body
（1）One end coaxially offer first annular groove（11）, the first annular groove（11）It is engaged by clamping with axis card.
3. a kind of pin shaft according to claim 2, it is characterised in that：It is formed with location hole（31）The pin body
（1）One end offer the first through hole（13）, and first through hole（13）Axis perpendicular to pin body（1）Axis
Line, first through hole（13）It is used cooperatively with split pin.
4. a kind of pin shaft according to claim 3, it is characterised in that：The location hole（31）It is set as threaded hole, and institute
State location hole（31）It is threaded with limit plate（5）, the limit plate（5）On offer lock hole（51）.
5. a kind of pin shaft according to claim 1, it is characterised in that：Far from the block（2）Pin body（1）It is another
Threaded one end is connected with movable end（3）, the location hole（31）It is opened in movable end（3）On, it is equipped in the hollow structure
Mandrel（4）, and the mandrel（4）Both ends respectively with movable end（3）And block（2）It is mating.
6. a kind of pin shaft according to claim 5, it is characterised in that：The mandrel（4）Close to movable end（3）One end with
Movable end（3）It is threadedly coupled and fixes.
7. a kind of pin shaft according to claim 6, it is characterised in that：The block（2）With pin body（1）Fission is set
It sets, and the block（2）With mandrel（4）End thread be connected and fixed.
8. a kind of pin shaft according to claim 7, it is characterised in that：The mandrel（4）Outer rim passed through along its axis direction
It wears and offers limiting slot（41）, the pin body（1）With movable end（3）The inner wall of threaded connection place has extended to form limited post
（15）, and the limited post（15）With limiting slot（41）It is embedded cooperation.
9. a kind of pin shaft according to claim 7, it is characterised in that：Close to the block（2）Pin body（1）End
Portion coaxially offers second annular groove（12）, the second annular groove（12）It is engaged by clamping with axis card.
10. a kind of pin shaft according to claim 9, it is characterised in that：Close to the block（2）Pin body（1）'s
End coaxially offers the second through hole（14）, and second through hole（14）Axis perpendicular to pin body（1）Axis
Line, second through hole（14）It is used cooperatively with split pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820311741.5U CN208123199U (en) | 2018-03-07 | 2018-03-07 | A kind of pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820311741.5U CN208123199U (en) | 2018-03-07 | 2018-03-07 | A kind of pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208123199U true CN208123199U (en) | 2018-11-20 |
Family
ID=64205618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820311741.5U Expired - Fee Related CN208123199U (en) | 2018-03-07 | 2018-03-07 | A kind of pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208123199U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588455A (en) * | 2020-05-30 | 2020-08-28 | 陈小鲜 | Bone connecting device |
| CN112522495A (en) * | 2020-12-04 | 2021-03-19 | 南京博嘉利智能制造科技有限公司 | Bolt for shock absorber and production process thereof |
-
2018
- 2018-03-07 CN CN201820311741.5U patent/CN208123199U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588455A (en) * | 2020-05-30 | 2020-08-28 | 陈小鲜 | Bone connecting device |
| CN111588455B (en) * | 2020-05-30 | 2021-07-23 | 刘蕾 | Bone connecting device |
| CN112522495A (en) * | 2020-12-04 | 2021-03-19 | 南京博嘉利智能制造科技有限公司 | Bolt for shock absorber and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 |