CN207577334U - A kind of press-in stick pier compression mould - Google Patents
A kind of press-in stick pier compression mould Download PDFInfo
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- CN207577334U CN207577334U CN201721696159.7U CN201721696159U CN207577334U CN 207577334 U CN207577334 U CN 207577334U CN 201721696159 U CN201721696159 U CN 201721696159U CN 207577334 U CN207577334 U CN 207577334U
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Abstract
The utility model discloses a kind of press-in stick pier compression moulds,Including lower template (1),It is fixed on the lower die (5) of the lower template (1) upper surface,The guide post (3) being fixed in the lower template (1),It is set in the cope plate (9) that can be moved on the guide post (3) and along the guide post (3),It is fixed on the briquetting combination (11) of the cope plate (9) upper surface,Be fixed on the cope plate (9) lower face and with the lower die (5) matched upper die (10),The punch of stamping equipment is provided with above the briquetting combination (11),Crank (13) is put in the location hole of the lower die (5),Multiple press-in sticks (12) are put in respectively in multiple press-in hole of the crank (13),The length of the press-in stick (12) is more than the end surface thickness of the crank (13).The press-in stick pier compression mould is effectively improved the problems such as will be pressed into efficiency of assembling that stick is rapidly pressed into the press-in hole of crank.
Description
Technical field
The utility model is related to piers to press technical field, more particularly to a kind of press-in stick pier compression mould.
Background technology
Motorcycle engine need in the running it is steady, without friction, to solve this problem, designer just pass through sometimes by
A part of material is removed at a certain position of crank on bent axle, then the method for filling up different specific weight material is balanced bent axle.
In general, crank material is 40Cr, to meet balanced design requirement, four holes are machined on crank end face, then again in hole
The aluminium bar smaller than 40Cr proportion in internal pressure.After in aluminium bar press-in crank hole, it is desirable that it is seamless between aluminium bar and hole, and follow-up
In process, aluminium bar cannot be rotated or be come off.Therefore how aluminium bar is rapidly pressed into crank hole, and ensure aluminium bar with
Seamless between hole, aluminium bar is the key that aluminium bar is pressed into during crank hole without coming off.
Conventional method is to be designed to be interference fitted with crank hole by aluminium bar outer diameter at present, is pressed aluminium bar one by one with forcing press
Enter in crank hole, but problem is：Since crank hole is drilling, aperture size fluctuation range is larger, and Hole Wall Roughness is poor, aluminium
It after in stick press-in crank hole, will appear small gap between aluminium bar and hole sometimes, lead to aluminium bar rotation occur during following process
Or the phenomenon that coming off, rejection rate are higher；Since aluminium bar is pressed into one by one, efficiency of assembling is relatively low.
In conclusion the problems such as how effectively improving the efficiency of assembling being rapidly pressed into aluminium bar in crank hole, is mesh
Preceding those skilled in the art's urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of press-in stick pier compression mould, which is effectively improved
The problems such as will be pressed into the efficiency of assembling that stick is rapidly pressed into the press-in hole of crank.
In order to solve the above technical problems, the utility model provides following technical solution：
A kind of press-in stick pier compression mould, including lower template, the lower die that is fixed on the lower template upper surface, is fixed on institute
The cope plate that state the guide post in lower template, is set on the guide post and can be moved along the guide post is fixed on the upper mold
Plate upper surface briquetting combination, be fixed on the cope plate lower face and with the matched upper die of the lower die, the pressure
The top of block combination is provided with the punch of stamping equipment, and crank is put in the location hole of the lower die, multiple press-in stick difference
It is put in multiple press-in hole of the crank, the length of the press-in stick is more than the end surface thickness of the crank.
Preferably, the end face of the lower die offers mounting hole, and support nail, the support are equipped in the mounting hole
The upper surface of nail is higher than the upper surface of the lower die, and the length of the press-in stick is more than the end surface thickness of the crank and described
Support nail is higher by the sum of length of the lower die.
Preferably, the bottom of the mounting hole is equipped with fixed first spring in lower end, and the support nail is fixed on described
The upper end of first spring.
Preferably, the quantity of the mounting hole is three, and three mounting holes are uniformly distributed.
Preferably, guide sleeve is fixed in the suit hole of the cope plate, the guide sleeve is set on the guide post and can
It is moved along the guide post.
Preferably, second spring is set on the guide post, the upper end of the second spring and the lower end of guide sleeve connect, institute
The lower end for stating second spring is connect with the upper end of the lower template.
Preferably, the quantity of the guide post is two, and two guide posts are located at the both sides of briquetting combination, and symmetrical
Distribution.
Preferably, the suit hole of the cope plate and the guide sleeve are connected by being interference fitted, on the guide sleeve with it is described
Bottom end at cope plate suit has escape.
Preferably, be fixed with lower cushion block between the lower template and the lower die, the trepanning of the lower cushion block with it is described
The location hole of lower die is connected.
Preferably, the lower bolster is bolted with the lower template and the lower die；The cope plate with
The briquetting combination and the upper die are bolted.
Press-in stick pier compression mould provided by the utility model, including lower template, lower die, guide post, cope plate, briquetting group
It closes, upper die, lower die is fixed on lower template upper surface, and the end face of lower die has location hole, and crank is put in determining for lower die
In the hole of position, multiple press-in sticks are put in respectively in multiple press-in hole of crank, and the length for being pressed into stick is more than the end surface thickness of crank, etc.
Treating simultaneously will be in the press-in hole of multiple press-in stick press-in cranks.Guide post is fixed in lower template, the axial direction and stamping equipment of guide post
Punch moving direction it is identical.Cope plate is set on guide post and can be moved along guide post, and guide post has guiding role.Pressure
Block combines the upper surface for being fixed on cope plate, and the top of briquetting combination is provided with the punch of stamping equipment, and upper die is fixed on
The lower face of template, and matched with lower die.Stamping equipment is opened, punch moves down, and is pressed onto in briquetting combination, upper die is therewith
It moves down, is pressed onto on press-in stick, expands press-in stick stress and be full of in the press-in hole of crank, after being pressed onto position, punch return
It moves up, removes the crank of press-in press-in stick, complete entire pier and press through journey.It should be noted that stamping equipment mentioned here can
Think punching machine, using punching machine, in process of press in, punch can generate downwards flashy impact force, this impact force can make press-in
Stick instantaneous expansion and the press-in hole full of crank, so that press-in stick will not come off out of crank press-in hole；Simultaneously because of press-in
Bar material is softer, and usual crank material is 40Cr, press-in stick be aluminium bar, specific material can depending on practical situations,
As long as being pressed into, stick length h is enough, even if the press-in aperture fluctuation range of crank is slightly larger, roughness is slightly worse, and press-in bar material also can
Each corner of the press-in hole of crank is full of, press-in stick is made closely to be combined together with crank hole, is not in press-in stick
There are the phenomenon that gap between the press-in hole of crank.
Press-in stick pier compression mould provided by the utility model, using being pressed into the characteristic that bar material is softer, more liquid,
The press-in hole that will be pressed into rod outside diameter and crank is designed to clearance fit, and the press-in hole that stick is put into crank one by one is will be pressed into before press-in
It is interior, it is allowed using the impact force of stamping equipment and is pressed into rod outside diameter instantaneous expansion and is full of to each position of the press-in hole of crank, it will
Multiple press-in sticks are disposably pressed into the press-in hole of crank, and there is no gaps between the press-in hole of press-in stick and crank, and press-in stick is not
It is easily backing out from press-in hole, it ensure that product quality, and improve production efficiency, be suitble to produce in enormous quantities.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
The structure diagram of press-in stick pier compression mould that Fig. 1 is provided by specific embodiment a kind of in the utility model；
Fig. 2 is partial enlarged view at A in Fig. 1；
Fig. 3 is the structure diagram of lower die in Fig. 1；
Fig. 4 is Fig. 3 side views.
It is marked in attached drawing as follows：
1- lower templates, 2- lower bolsters, 3- guide posts, 4- second springs, 5- lower dies, the first springs of 6-, 7- support nails, 8- are led
Set, the combination of 9- cope plates, 10- upper dies, 11- briquettings, 12- press-ins stick, 13- cranks, 14- mounting holes.
Specific embodiment
The core of the utility model is to provide a kind of press-in stick pier compression mould, which is effectively improved
The problems such as will be pressed into the efficiency of assembling that stick is rapidly pressed into the press-in hole of crank.
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The press-in stick pier pressing mold provided to Fig. 4, Fig. 1 by specific embodiment a kind of in the utility model is be provided
The structure diagram of tool；Fig. 2 is partial enlarged view at A in Fig. 1；Fig. 3 is the structure diagram of lower die in Fig. 1；Fig. 4 is Fig. 3
Side view.
In a kind of specific embodiment, it is provided by the utility model press-in stick pier compression mould, including lower template 1, under
Pressing mold 5, guide post 3, cope plate 9, briquetting combination 11, upper die 10, lower die 5 are fixed on 1 upper surface of lower template, lower die 5
End face has location hole, and crank 13 is put in the location hole of lower die 5, and multiple press-in sticks 12 are put in multiple pressures of crank 13 respectively
Enter in hole, the length of press-in stick 12 is more than the end surface thickness of crank 13, waits for and multiple press-in sticks 12 are pressed into crank 13 simultaneously
In press-in hole.Guide post 3 is fixed in lower template 1, and the axial direction of guide post 3 is identical with the punch moving direction of stamping equipment.On
Template 9 is set on guide post 3 and can be moved along guide post 3, and guide post 3 has guiding role.Cope plate 9 is fixed in briquetting combination 11
Upper surface, the top of briquetting combination 11 is provided with the punch of stamping equipment, and upper die 10 is fixed on the lower face of cope plate 9,
And it is matched with lower die 5.Stamping equipment is opened, punch moves down, and is pressed onto in briquetting combination 11, and upper die 10 moves down therewith, pressure
Onto press-in stick 12, expand 12 stress of press-in stick and be full of in the press-in hole of crank 13, after being pressed onto position, in punch return
It moves, removes the crank 13 of press-in press-in stick 12, complete entire pier and press through journey.It should be noted that stamping equipment mentioned here
Can be punching machine, using punching machine, in process of press in, punch can generate downwards flashy impact force, this impact force can make pressure
Enter 12 instantaneous expansion of stick and the press-in hole full of crank 13, so that press-in stick 12 will not come off out of crank 13 press-in hole；
Simultaneously because press-in 12 material of stick is softer, usual 13 material of crank is 40Cr, and press-in stick 12 is aluminium bar, and specific material can be according to reality
Depending on the applicable cases of border, as long as 12 length h of press-in stick is enough, even if the press-in aperture fluctuation range of crank 13 is slightly larger, roughness
Slightly worse, press-in 12 material of stick can also be full of each corner of the press-in hole of crank 13, make press-in stick 12 and Qu Ping Kong close
It is combined together, is not in be pressed between the press-in hole of stick 12 and crank 13 that there are the phenomenon that gap.
Press-in stick pier compression mould provided by the utility model, the spy softer, more liquid using 12 material of stick is pressed into
Property, it will be pressed into 12 outer diameter of stick and the press-in hole of crank 13 be designed to clearance fit, stick 12 is will be pressed into before press-in and is put into crank one by one
In 13 press-in hole, using the impact force of stamping equipment allow press-in 12 outer diameter instantaneous expansion of stick and be full of to crank 13 press-in hole
Each position, by multiple press-in sticks 12 disposably press-in hole of press-in cranks 13, the press-in hole of press-in stick 12 and crank 13
Between there is no gap, press-in stick 12 is not easy backing out from press-in hole, ensure that product quality, and improve production efficiency, fits
It closes and produces in enormous quantities.
Above-mentioned press-in stick pier compression mould is only a kind of preferred embodiment, is specifically not limited thereto, on this basis can basis
Actual needs is made with targetedly adjusting, and so as to obtain different embodiments, the end face of lower die 5 offers mounting hole
14, support nail 7 is installed, the upper surface of support nail 7 is higher than the upper surface of lower die 5, is pressed into the length of stick 12 in mounting hole 14
End surface thickness and support nail 7 more than crank 13 are higher by the sum of the length of lower die 5, when crank 13 is put on lower die 5, crank
13 inner faces are contacted with the upper surface of multiple support nails 7, and after press-in stick 12 is put into 13 hole of crank, it is pressed into the lower end of stick 12
Upper surface of the face then with lower die 5 contacts, and the lower section of 13 inner face of crank will be located at by being pressed into 12 end face of stick in this way；Again because of pressure
Enter 12 length h of stick more than 13 end surface thickness H of crank, the outer end face of crank 13 can be also higher than by being pressed into the upper surface of stick 12, this
In the case of, during upper die 10 moves down, upper die 10 can be contacted with lower die 5 with press-in stick 12 first, cause to be pressed into stick
12 expand, without elder generation contacted with 13 end face of crank and cause be pressed into stick 12 can not stress expand.It is swollen to be pressed into stick 12
It is swollen full of behind 13 hole of crank, extra 12 material of press-in stick will be dispersed in around 13 hole of crank, and crank 13 is paved and is unlikely to
Upper die 10 is allowed, which to be pressed onto crank 13 with lower die 5, causes crank 13 to deform, and protective effect is played to crank 13.
On the basis of above-mentioned specific embodiment, those skilled in the art can be according to the difference of specific occasion, to pressure
Enter stick pier compression mould and carry out several changes, the bottom of mounting hole 14 is equipped with fixed first spring 6 in lower end, and support nail 7 is fixed
In the upper end of the first spring 6, under 6 free state of the first spring, the upper surface of support nail 7 is higher than the upper surface of lower die 5.The
One spring 6 has elasticity, for adjusting the height of support nail 7, lower die 5 is made to be contacted rather than and crank with press-in stick 12 always
13 end faces contact, and play a protective role to crank 13, facilitate adjusting, simple in structure.
Obviously, under the guidance of this thought, those skilled in the art can be according to the difference of specific occasion to above-mentioned
Specific embodiment carries out several changes, and the quantity of mounting hole 14 is three, and the height of three support nails 7 is identical, three supports
Nail 7 forms a plane, not only can smoothly position crank 13, also simple in structure, is easily installed.Certainly, mounting hole 14
Quantity is that one kind is preferably carried out mode for three, is not unique, can also be other quantity, such as four, stablizes
Property further improves.Three mounting holes 14 are uniformly distributed, and 13 stress of crank is more uniform, are not easy to deflect.
It is important to note that press-in stick pier compression mould provided by the utility model is not intended to be limited to such feelings
Shape is fixed with guide sleeve 8 in the suit hole of cope plate 9, and guide sleeve 8 is set on guide post 3 and can be moved along guide post 3,9 He of cope plate
Lower template 1 is linked together by guide post 3, guide sleeve 8, and guide sleeve 8 can be free to slide along guide post 3, guide sleeve 8 and 3 contact surface of guide post
Product is larger, slides relatively stable, smooth.
Press-in stick pier compression mould provided by the utility model, it is immovable in other components, it is set on guide post 3
There is second spring 4, the upper end of second spring 4 is connect with the lower end of guide sleeve 8, and the lower end of second spring 4 connects with the upper end of lower template 1
It connects, second spring 4 has cushioning effect, supports guide sleeve 8, reduces the downward impact force of guide sleeve 8 and cope plate 9, reduces vibrations, makes
Guide sleeve 8 more smoothly slides.
For the press-in stick pier compression mould in above-mentioned each embodiment, the quantity of guide post 3 is two, and two guide posts 3 are located at
The both sides of briquetting combination 11, and it is symmetrical, guide sleeve 8 is symmetrically set with, cope plate 9 moves steadily, and stability is preferable.
In order to advanced optimize above-mentioned technical proposal, the suit hole and guide sleeve 8 of cope plate 9 are connected by being interference fitted, led
There is escape with the bottom end at 9 suit of cope plate on set 8, escape can prevent cope plate 9 to be pressed against the limiting less than guide sleeve 8
On face.
On the basis of above-mentioned each specific embodiment, lower cushion block, lower cushion block are fixed between lower template 1 and lower die 5
Trepanning be connected with the location hole of lower die 5, put the depth of crank 13 for increasing, can be with the larger crank of installation dimension
13, use scope increases, with strong applicability.Lower cushion block can be higher than 5 height of lower die, unrestricted, the Ke Yigen of specific height
Depending on particular condition in use.
Another inventive concept provided by the utility model is that lower bolster 2 passes through with lower template 1 and lower die 5
It is bolted；Cope plate 9 combined with briquetting 11 and upper die 10 be bolted, be bolted relatively simple, conveniently tear open
It unloads, is easy to check, repair.
In the description of the present invention, it should be noted that term waits the orientation of instructions above and below or position relationship is base
In orientation shown in the drawings or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or
Imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that
Limitation to the utility model.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (10)
1. a kind of press-in stick pier compression mould, which is characterized in that including lower template (1), be fixed on the lower template (1) upper surface
Lower die (5), the guide post (3) being fixed in the lower template (1) are set on the guide post (3) and can be along the guide post
(3) mobile cope plate (9), be fixed on the cope plate (9) upper surface briquetting combination (11), be fixed on the cope plate
(9) lower face and with the lower die (5) matched upper die (10), be provided with punching press above briquetting combination (11)
The punch of equipment, crank (13) are put in the location hole of the lower die (5), and multiple press-in sticks (12) are put in the crank respectively
(13) in multiple press-in hole, the length of the press-in stick (12) is more than the end surface thickness of the crank (13).
2. press-in stick pier compression mould according to claim 1, which is characterized in that the end face of the lower die (5) offers
Mounting hole (14), the mounting hole (14) is interior to be equipped with support nail (7), and the upper surface of the support nail (7) is higher than the pushing
The upper surface of mould (5), the length of the press-in stick (12) are more than the end surface thickness of the crank (13) and the support nail (7) height
Go out the sum of length of the lower die (5).
3. press-in stick pier compression mould according to claim 2, which is characterized in that the bottom of the mounting hole (14) is equipped with
Fixed first spring (6) in lower end, the support nail (7) are fixed on the upper end of first spring (6).
4. press-in stick pier compression mould according to claim 3, which is characterized in that the quantity of the mounting hole (14) is three
A, three mounting holes (14) are uniformly distributed.
5. stick pier compression mould is pressed into according to claim 1-4 any one of them, which is characterized in that the set of the cope plate (9)
Guide sleeve (8) is fixed in dress hole, the guide sleeve (8) is set on the guide post (3) and can be mobile along the guide post (3).
6. press-in stick pier compression mould according to claim 5, which is characterized in that be set with the second bullet on the guide post (3)
Spring (4), the upper end of the second spring (4) are connect with the lower end of guide sleeve (8), the lower end of the second spring (4) with it is described under
The upper end connection of template (1).
7. it is according to claim 6 press-in stick pier compression mould, which is characterized in that the quantity of the guide post (3) be two, two
A guide post (3) combines the both sides of (11) positioned at the briquetting, and symmetrical.
8. press-in stick pier compression mould according to claim 5, which is characterized in that the suit hole of the cope plate (9) and institute
It states guide sleeve (8) to connect by being interference fitted, there is escape with the bottom end at the cope plate (9) suit on the guide sleeve (8).
9. stick pier compression mould is pressed into according to claim 1-4 any one of them, which is characterized in that the lower template (1) and institute
It states and is fixed with lower cushion block between lower die (5), the trepanning of the lower cushion block is connected with the location hole of the lower die (5).
10. press-in stick pier compression mould according to claim 9, which is characterized in that the lower bolster (2) and the lower template
(1) it is bolted with the lower die (5)；The cope plate (9) combines (11) and the upper die with the briquetting
(10) it is bolted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721696159.7U CN207577334U (en) | 2017-12-07 | 2017-12-07 | A kind of press-in stick pier compression mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721696159.7U CN207577334U (en) | 2017-12-07 | 2017-12-07 | A kind of press-in stick pier compression mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207577334U true CN207577334U (en) | 2018-07-06 |
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ID=62736256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721696159.7U Active CN207577334U (en) | 2017-12-07 | 2017-12-07 | A kind of press-in stick pier compression mould |
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| CN (1) | CN207577334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790598A (en) * | 2017-12-07 | 2018-03-13 | 青岛德盛机械制造有限公司 | One kind press-in rod pier compression mould |
-
2017
- 2017-12-07 CN CN201721696159.7U patent/CN207577334U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107790598A (en) * | 2017-12-07 | 2018-03-13 | 青岛德盛机械制造有限公司 | One kind press-in rod pier compression mould |
| CN107790598B (en) * | 2017-12-07 | 2024-05-14 | 青岛德盛机械制造有限公司 | Pressing rod upsetting method for pressing rod into pressing hole of crank |
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