CN206122534U - Punch press that floats and connect and use this unsteady joint - Google Patents
Punch press that floats and connect and use this unsteady joint Download PDFInfo
- Publication number
- CN206122534U CN206122534U CN201621114271.0U CN201621114271U CN206122534U CN 206122534 U CN206122534 U CN 206122534U CN 201621114271 U CN201621114271 U CN 201621114271U CN 206122534 U CN206122534 U CN 206122534U
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- CN
- China
- Prior art keywords
- joint
- male joint
- stage portion
- cover plate
- floating junction
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Abstract
The utility model discloses a punch press that floats and connect and use this unsteady joint, including male joint, female joint and apron, the upper end of male joint is the link, and the lower extreme clamps to be fixed in the cavity that forms is connected to the apron with the female joint, the female joint lower extreme is provided with connection structure. Rational in infrastructure, punch a hole on each parts, the jet -bedding, can very easy realization high accuracy and easily processing, can proofread and correct in certain extent's radial error, axial sum of errors angle error, can adjust axial length, strong adaptability. Has abandoned the characteristics that traditional unsteady joint has bearing, spring or other elastic constructions, has adopted new flexible connection structure, can bear bigger pressure when eliminating assembly error, have wear and tear little, long service life, the structure is reliable, tensile, compressive property advantage such as good.
Description
Technical field
The utility model belongs to machined components technical field, is related to a kind of mechanical connecting device.
Background technology
The effect of floating junction, one be for coupling different institutions in two axles, driving shaft and driven shafts, be allowed to common
Rotation is with transmitting torque.Two is that, for eliminating error, especially under the use environment of some high-speed overloads, actuating unit is exerted oneself
Be than larger, if actuating unit when stretching out the direction of power and stress point not on one wire, mandrel rod is easily deformed, float
It is to float that joint has one, can be used to absorb or correct cross force, flexible connection is realized, even if there is some dimensional discrepancys
It is less problematic, protect associated components and make equipment operate steadily, the service life of extension device.
Traditional floating junction, inside has bearing, spring or other elastic components, can't stand big pressure, easily
Abrasion, service life is short, and complex structure, and machining accuracy and assembly precision have high demands and be difficult to ensure that, causes cost to occupy high
Under not.
The content of the invention
In order to fill up the blank of prior art, the utility model provides a kind of floating junction and rushing using the floating junction
Bed, rational in infrastructure, high precision, little, long service life of wearing and tearing, and larger active force can be born, can eliminate in certain limit
Radial error, axial error and rotation error, make transmission more reliable and more stable.
The utility model solves the technical scheme that its technical problem adopted：
A kind of floating junction, including male joint, female joint and cover plate, the upper end of the male joint is connection end, lower end card
Dress is fixed on cover plate and is connected with female joint in the cavity to be formed, and the female joint lower end is provided with attachment structure.
In order to prevent connection from releasing easily, the connection end of the male joint is bolt structure, the connection end of the male joint
It is additionally provided with set screw.
In order to realize floating junction function, the upper end of the male joint is connection end, and lower end is provided with stage portion, described
Outside dimension of the outside dimension in rank portion more than connection end.
Further, endless groove and transition shoulder, institute are also disposed between the connection end of the male joint and stage portion
The outside dimension for stating stage portion is more than the outside dimension of connection end more than the outside dimension of transition shoulder.
Further, the both sides of the transition shoulder are provided with relative cutting face.
In order to realize the function of floating junction, the cover plate is circumferential butt, and middle setting had for leading to that male joint is passed through
Hole, the female joint upper end is provided with the blind hole for accommodating male joint stage portion, and the internal diameter size of the blind hole is more than stage portion
Outside dimension is more than the outside dimension of connection end more than the through hole internal diameter size of cover plate more than the outside dimension of transition shoulder.
Preferably, including male joint, female joint and cover plate, the upper end of the male joint is threaded ends, and lower end is arranged
There is stage portion；The cover plate is circumferential butt, and middle setting has the through hole passed through for male joint, is circumferentially provided with and connect with the mother
The connecting hole of head connection；The female joint upper end is provided with the blind hole for accommodating male joint stage portion, is circumferentially provided with and connecting hole
The fixing hole of cooperation, the female joint lower end is provided with bindiny mechanism；It is additionally provided with and coordinates for solid with connecting hole and fixing hole
Determine the bolt of cover plate and female joint；The stage portion clamp of the male joint is fixed on cover plate and is connected the cavity to be formed with female joint
In, the threaded ends of the male joint are connected through through hole with external structure.
In order to realize float function, when the stage portion clamp is fixed on cover plate and is connected with female joint in the cavity to be formed,
Stage portion lateral surface forms the radial clearance of 0-8mm with the medial surface of blind hole, and the top surface of stage portion has 0- with the top surface of cover plate
The axial gap of 5mm.
In order to improve structural strength, the male joint and/or female joint and/or cover plate are to be through Quenching Treatment hardness
The rigid member of 58-62HRC.
A kind of punch press using above-mentioned floating junction.
The beneficial effects of the utility model are：It is rational in infrastructure, on each part punching, jet-bedding, can be very easily real
Now high accuracy and easy to process, can correct radial error within the specific limits, axial error and angular error, can adjust
Section axial length, strong adaptability.
The characteristics of having abandoned traditional floating junction there are bearing, spring or other elastic constructions, using new flexibility
Attachment structure, while eliminating rigging error bigger pressure can be born, and with little, long service life of wearing and tearing, structure reliability, resisted
Draw, the advantages of compressive property is good.
Description of the drawings
The accompanying drawing for constituting a part of the present utility model is used for providing further understanding to of the present utility model, and this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the structural representation of floating junction provided by the utility model；
Fig. 2 is the structural representation of male joint in the utility model；
Fig. 3 is the structural representation of the utility model cover plate；
Fig. 4 is the structural representation of female joint in the utility model；
Fig. 5 is the structure broken away view of floating junction provided by the utility model；
Fig. 6 is another embodiment of the present utility model structure broken away view in a state of use.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the utility model in detail.
With reference to Fig. 1-Fig. 5, preferred embodiment of the present utility model is described in further detail.
Present embodiments provide a kind of floating junction, including male joint 1, female joint 4 and cover plate 3, the male joint 1 it is upper
Hold as connection end 11, lower end clamp is fixed on cover plate 3 and is connected with female joint 4 in the cavity for being formed, and the lower end of the female joint 4 is arranged
There is attachment structure, the conduction of power is realized by male joint 1, cover plate 3 and female joint 4, because active sets between male joint 1 and cavity
The reason for putting and the impact of machining accuracy, so there is gap, are realized radially by mistake by male joint 1 and the cooperation of cavity
The adjustment and elimination of difference, axial error and angular error.
In order to prevent connection from releasing easily, the connection end 11 of the male joint 1 is bolt structure, the company of the male joint 1
Connect end 11 and be additionally provided with set screw 2, locked by set screw 2, prevent connection from releasing in the axial direction.
In order to realize floating junction function, the upper end of the male joint 1 is connection end 11, and lower end is provided with stage portion 14,
The outside dimension of the stage portion 14 is more than the outside dimension of connection end 11, so as to facilitate cover plate 3 and female joint 4 to limit the public affairs
The lower end stage portion 14 of joint 1, is realized radial error, is axially missed by stage portion 14 with female joint 4 and the cooperation of cover plate 3
The elimination of difference and angular error.
Further, endless groove 12 and transition are also disposed between the connection end 11 of the male joint 1 and stage portion 14
Step 13, the endless groove 12 can be used as technology groove, and convenient to finish, transition shoulder 13 plays a transition role, further, described
The both sides of transition shoulder 13 are provided with relative cutting face 15, so as to convenience spanner turns male joint 1, by male joint 1 with it is upper
Portion's structure is reliably connected, meanwhile, when floating junction is used to eliminate angular error, floating junction can be rotated in cavity, turned round
Turn an angle, now cutting face 15 can vacate the rotation space.Preferably, the outside dimension of the stage portion 14 is more than
Outside dimension of the outside dimension of transition shoulder 13 more than connection end 11.As optional embodiment, the floating junction
Center line can not be straight line, and the floating junction is bending floating junction, and the bending part of the floating junction is ring-type
At groove 12 and transition shoulder 13, so as to meet the floating junction needs in special occasions.
Used as optional embodiment, the edge of the stage portion 14 is processed using fillet, while being provided with circle in cavity
Angle transition, it is preferred that the edge circular arc transition of stage portion 14, the edge of cavity is the circular arc with the edge mate of stage portion 14
Face, so as to when floating junction has angular error, have between the stage portion 14 of male joint 1 and the blind hole 41 of female joint 4
There are more contacts area.
In order to realize the function of floating junction, the cover plate 3 is circumferential butt, and middle setting has what is passed through for male joint 1
Through hole 22, the upper end of the female joint 4 is provided with the blind hole 41 for accommodating the stage portion 14 of male joint 1, the internal diameter size of the blind hole 41
It is more than more than the outside dimension of transition shoulder 13 more than the internal diameter size of through hole 22 of cover plate 3 more than the outside dimension of stage portion 14 and connects
The outside dimension at end 11 is connect, so that the stage portion 14 of male joint 1 can be moved radially in the cavity that blind hole 41 is formed, together
When will not be deviate from from cavity due to the cooperation of cover plate 3, stage portion 14.The female joint 4 is circumferential be respectively arranged with cover plate 3 and
The attachment structure of lower end structure connection, attachment structure is evenly distributed on the axial direction of female joint 4, comes with the dislocation of blind hole 41, and mother connects
The 4 mainly pressure for bearing, its stress is mainly ensured by material and structure.
Preferably, including male joint 1, female joint 4 and cover plate 3, the upper end of the male joint 1 is threaded ends 11, under
End is provided with stage portion 14；The cover plate 3 is circumferential butt, and middle setting has the through hole 22 passed through for male joint 1, circumferentially disposed
There is the connecting hole 21 being connected with the female joint 4；The upper end of the female joint 4 is provided with the blind hole for accommodating the stage portion 14 of male joint 1
41, the fixing hole coordinated with connecting hole 21 is circumferentially provided with, the lower end of the female joint 4 is provided with bindiny mechanism；Be additionally provided with
Connecting hole 21 and fixing hole coordinate the bolt for securing cover plate 3 and female joint 4；The clamp of stage portion 14 of the male joint 1 is consolidated
It is scheduled on cover plate 3 to be connected with female joint 4 in the cavity for being formed, the threaded ends 11 of the male joint 1 are through through hole 22 and outside
Structure connects.
In order to realize float function, the clamp of the stage portion 14 is fixed on cover plate 3 and is connected with female joint 4 in the cavity for being formed
When, the lateral surface of stage portion 14 forms the radial clearance of 0-8mm, top surface and the cover plate 3 of stage portion 14 with the medial surface of blind hole 41
Top surface has the axial gap of 0-5mm.If gap is excessive, floating junction can lose floating action, if gap is too small, float
The effect that joint undertakes is just too small, so as to cause abrasion, it is preferred that radial direction maximal clearance is 2mm, and axial maximal clearance is
0.1mm, i.e., when the stage portion 14 of floating junction is placed on the centre of cavity, the edge of stage portion 14 is with a distance from inside cavities
1mm, when the side of stage portion 14 is fitted with cavity, the opposite side of stage portion 14 is 2mm with the distance of cavity inner wall；Stage portion
During 14 lower surface laminating cavity bottom surface, the upper surface of stage portion 14 is 1mm with the lower surface distance of cover plate 3.
In order to improve structural strength, the male joint 1 and/or female joint 4 and/or cover plate 3 are through Quenching Treatment hardness
For the rigid member of 58-62HRC.
Used as optional embodiment, the floating junction includes multigroup male joint 1, female joint 4 and cover plate 3, per group of public affairs
The connection of joint 1, female joint 4 and cover plate 3 forms floating junction unit, and multigroup floating junction unit is sequentially connected in series from top to bottom, i.e.
Upper end female joint 4 is indirectly connected with or is directly connected to lower end male joint 1 by bridgeware, so as to realize eliminating the mesh of bigger error
's.
With reference to Fig. 6, used as optional another embodiment, the floating junction also includes guide rod 7, guide pin bushing 6 and guide pin bushing
Fixed plate 5, because floating junction has floating action, therefore ensures that the direction of power is important, so having also needed to guiding
Structure such as guide rod 7, guide pin bushing 6 and guide pin bushing fixed plate 5.
In this embodiment, it is installed with the frame parallel with the Impact direction of the floating junction
More than one guide post, is arranged with guide pin bushing 6 on the guide post, the guide pin bushing 6 is fixed in guide pin bushing fixed plate 5, described floating
One end of dynamic joint connects the piston of drive mechanism such as hydraulic cylinder, and then other end connection guide pin bushing fixed plate 5 passes through again described leading
The set connection other structures of fixed plate 5, such as the lower end of female joint 4 of floating junction is connected by bolt with guide pin bushing fixed plate 5,
Guide pin bushing fixed plate 5 reconnects other structures.
Or, more than one guide pin bushing 6 is installed with the frame, it is arranged with parallel to described in the guide pin bushing 6
The guide post of the Impact direction of floating junction, the guide post is fixed in guide pin bushing fixed plate 5, and one end of the floating junction connects
The piston of driving structure such as hydraulic cylinder is connect, other end female joint 4 connects guide pin bushing fixed plate 5, and the guide pin bushing fixed plate 5 is reconnected
Other structures.
Further, optionally, the lower section of the guide pin bushing fixed plate 5 is provided with mould draw bar, the center line of the mould draw bar
The center line of piston, floating junction with upper end hydraulic cylinder is located along the same line, and the mould draw bar is threaded connection solid
It is scheduled on guide pin bushing fixed edge 5, mould draw bar lower end is provided with force step, force step is connected in the upper mould of mould, passes through
Force step is connected conductance with mould.So as to further improve the ability for eliminating error.Further, in the mould draw bar
Cooperation nut is additionally provided with, is coordinated nut to rotatably compress and is kept as the connection between mould draw bar and upper mould more
It is firm.
A kind of punch press using above-mentioned floating junction, hydraulic cylinder (piston), floating junction, guide pin bushing fixed plate 5, mould are drawn
Bar and mould (set of blades) are sequentially connected from top to bottom setting, realize the conduction of power, the piston of floating junction connection liquid cylinder pressure,
Coordinate the guide rod structure parallel with the piston of hydraulic cylinder, it is ensured that the transmission of power on centerline, so as to realize Precision Machining, extends
The service life of equipment.
Finally illustrate, above example is only to illustrate the technical solution of the utility model rather than it is limited
System, although being described in detail to the utility model with reference to preferred embodiment, one of ordinary skill in the art should manage
Solution, the technical solution of the utility model can be modified or equivalent, without deviating from the technical program objective and
Scope, it all should cover in right of the present utility model.
Claims (10)
1. a kind of floating junction, it is characterised in that：Including male joint (1), female joint (4) and cover plate (3), the male joint (1)
Upper end be connection end (11), lower end clamp be fixed on cover plate (3) be connected with female joint (4) formation cavity in, the mother connects
Head (4) lower end is provided with attachment structure.
2. a kind of floating junction according to claim 1, it is characterised in that：The connection end (11) of the male joint (1) is
Bolt structure, the connection end (11) of the male joint (1) is additionally provided with set screw (2).
3. a kind of floating junction according to claim 1, it is characterised in that：The upper end of the male joint (1) is connection end
(11), lower end is provided with stage portion (14), and the outside dimension of the stage portion (14) is more than the outside dimension of connection end (11).
4. a kind of floating junction according to claim 3, it is characterised in that：The connection end (11) of the male joint (1) with
Endless groove (12) and transition shoulder (13) are also disposed between stage portion (14), the outside dimension of the stage portion (14) is big
It is more than the outside dimension of connection end (11) in the outside dimension of transition shoulder (13).
5. a kind of floating junction according to claim 4, it is characterised in that：The both sides of the transition shoulder (13) are provided with
Relative cutting face (15).
6. a kind of floating junction according to claim 4 or 5, it is characterised in that：The cover plate (3) is circumferential butt, in
Between be provided with the through hole (22) passed through for male joint (1), female joint (4) upper end is provided with receiving male joint (1) stage portion
(14) blind hole (41), the internal diameter size of the blind hole (41) is logical more than cover plate (3) more than the outside dimension of stage portion (14)
Hole (22) internal diameter size is more than the outside dimension of connection end (11) more than the outside dimension of transition shoulder (13).
7. a kind of floating junction according to claim 1, it is characterised in that：Including male joint (1), female joint (4) and lid
Plate (3), the upper end of the male joint (1) is threaded ends (11), and lower end is provided with stage portion (14)；The cover plate (3) is
Circumferential butt, middle setting has the through hole (22) passed through for male joint (1), is circumferentially provided with what is be connected with the female joint (4)
Connecting hole (21)；Female joint (4) upper end is provided with the blind hole (41) for accommodating male joint (1) stage portion (14), circumferentially disposed
There is the fixing hole coordinated with connecting hole (21), female joint (4) lower end is provided with bindiny mechanism；It is additionally provided with and connecting hole
And fixing hole coordinates the bolt for securing cover plate (3) and female joint (4) (21)；Stage portion (14) card of the male joint (1)
Dress is fixed on cover plate (3) and is connected with female joint (4) in the cavity for being formed, and the threaded ends (11) of the male joint (1) are passed through
Through hole (22) is connected with external structure.
8. a kind of floating junction according to claim 7, it is characterised in that：Stage portion (14) clamp is fixed on cover plate
(3) when being connected with female joint (4) in the cavity for being formed, stage portion (14) lateral surface forms 0-8mm with the medial surface of blind hole (41)
Radial clearance, the top surface of stage portion (14) and the top surface of cover plate (3) have the axial gap of 0-5mm.
9. a kind of floating junction according to claim 1, it is characterised in that：The male joint (1) and/or female joint (4)
And/or cover plate (3) is the rigid member through Quenching Treatment hardness for 58-62HRC.
10. using the punch press of floating junction any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621114271.0U CN206122534U (en) | 2016-10-11 | 2016-10-11 | Punch press that floats and connect and use this unsteady joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621114271.0U CN206122534U (en) | 2016-10-11 | 2016-10-11 | Punch press that floats and connect and use this unsteady joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206122534U true CN206122534U (en) | 2017-04-26 |
Family
ID=58571238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621114271.0U Expired - Fee Related CN206122534U (en) | 2016-10-11 | 2016-10-11 | Punch press that floats and connect and use this unsteady joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206122534U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270216A (en) * | 2016-10-11 | 2017-01-04 | 长沙荆华电子科技有限公司 | A kind of floating junction and apply the punch press of this floating junction |
| CN117906933A (en) * | 2024-01-30 | 2024-04-19 | 坤华检测(苏州)有限公司 | Automobile part fatigue resistance testing device |
-
2016
- 2016-10-11 CN CN201621114271.0U patent/CN206122534U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270216A (en) * | 2016-10-11 | 2017-01-04 | 长沙荆华电子科技有限公司 | A kind of floating junction and apply the punch press of this floating junction |
| CN117906933A (en) * | 2024-01-30 | 2024-04-19 | 坤华检测(苏州)有限公司 | Automobile part fatigue resistance testing device |
| CN117906933B (en) * | 2024-01-30 | 2024-07-16 | 坤华检测(苏州)有限公司 | Automobile part fatigue resistance testing device |
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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: 20170426 Termination date: 20171011 |