CN107932025A - A kind of pressing mechanism applied on snap ring pressing machine - Google Patents
A kind of pressing mechanism applied on snap ring pressing machine Download PDFInfo
- Publication number
- CN107932025A CN107932025A CN201711168427.2A CN201711168427A CN107932025A CN 107932025 A CN107932025 A CN 107932025A CN 201711168427 A CN201711168427 A CN 201711168427A CN 107932025 A CN107932025 A CN 107932025A
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- CN
- China
- Prior art keywords
- snap ring
- bearing
- rack
- pressure head
- head part
- 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.)
- Pending
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Classifications
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- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of pressing mechanism applied on snap ring pressing machine, including rack and pressure head part, first driving means and snap ring installation position are provided with rack；Pressure head part is movably arranged in rack and is driven by first driving means and can be moved up and down relative to rack, can be pressed together snap ring and bearing by pressure head part positioned at the top of snap ring installation position, pressure head part；The bottom of pressure head part is provided with core bar, and flexible bolster is set on the lateral wall of core bar, and core bar can be interference fitted by bolster with the endoporus of bearing, and the upper end of core bar is provided with the stage portion for bearing to be pressed downward.After snap ring is installed in snap ring installation position, block what bad position coordinates was to determine, after core bar on pressure head part is inserted into the endoporus of bearing, bearing can be positioned, ensure the concentricity of bearing and core bar, bearing and snap ring smoothly and is accurately pressed together, improve the yields of finished product.
Description
Technical field
The present invention relates to the production technical field of bearing, particularly a kind of pressing mechanism applied on snap ring pressing machine.
Background technology
Snap ring is part common on bearing, after snap ring is mounted on bearings, can rise it is anti-skidding, prevent bearing displacement, be solid
Position, stable and supporting function.In order to improve the production efficiency of bearing, occur being used to press snap ring and bearing currently on the market
Snap ring pressing machine together.The operation principle of these snap ring pressing machines is：First by a fixed peace in bearing or snap ring
Mounted in operating position, then the snap ring of corresponding model or bearing are stacked on it, is pressed downward finally by a push rod, makes snap ring
Pressed together with bearing.However, during due to installation workpiece, there are error, in fact it could happen that snap ring and coaxial bearing degree are not
The situation that enough, positioning is not allowed and causes workpiece to be subject to crushing occurs.
The content of the invention
In view of this, it is an object of the invention to provide one kind to ensure that concentricity is being pacified when pressing snap ring and bearing
The pressing mechanism that full scope is interior, yields is high.
The present invention is for the technical solution that uses of its technical problem of solution：
A kind of pressing mechanism applied on snap ring pressing machine, including：
Rack, the snap ring installation position for installing snap ring and being positioned to snap ring is provided with the rack；
Pressure head part, is movably arranged in the rack and is set on the top of the snap ring installation position, the rack
There are first driving means, the pressure head part is driven by the first driving means and can be moved up and down relative to the rack, leads to
The snap ring in snap ring installation position and the bearing between pressure head part and snap ring can be pressed together by crossing the pressure head part；
The bottom of the pressure head part is provided with the core bar in the endoporus of the pluggable bearing, the lateral wall of the core bar
Upper to set flexible bolster, the core bar can be interference fitted by bolster with the endoporus of bearing, the upper end of the core bar
Portion is provided with the stage portion for bearing to be pressed downward.
Preferably, being provided with the first circumferential mounting groove on the lateral wall of the core bar, the bolster is to be arranged on
Elastic sealing ring in first mounting groove.
Preferably, the bottom of the installation position is provided with downward concave second mounting groove, the bearing is in pressure head part
Pushing effect lower can be embedded in the endoporus of the snap ring and extend in second mounting groove.
Preferably, it is additionally provided with the rack for the feeding of the bearing pressed together and snap ring taking-up to be filled
Put.
Preferably, the feeding device includes：
Liftout attachment, is arranged in rack and positioned at the lower section of the snap ring installation position, for the axis that will be pressed together
Hold and ejected upwards with snap ring；
Push-off device, for the bearing and snap ring that are ejected via liftout attachment to be pushed out to the outside of snap ring installation position.
Preferably, the bottom of second mounting groove is provided with the pilot hole that can be oriented to up and down, the jacking apparatus bag
The second driving device being arranged in rack and the jacking seat being slidably arranged in the pilot hole are included, the jacking seat is by described
Second driving device drives and can be slided up and down along the pilot hole so that the bearing pressed together and snap ring to be ejected upwards.
Preferably, the push-off device includes the 3rd driving device being arranged in the rack and is slidably arranged in institute
State the push plate in rack, the push plate is driven by the 3rd driving device and can be slided relative to the rack level with by axis
Hold the outside that snap ring installation position is pushed out to snap ring.
Preferably, moving up and down in the rack be provided with Mobile base, the pressure head part, which can slide up and down, to be set
Put on the Mobile base, the first driving means are sequentially connected with the Mobile base, and the first driving means pass through institute
State Mobile base to move up and down relative to rack with drive ram part, be provided with travel switch on the pressure head part, pass through the row
Cheng Kaiguan can limit distance of the pressure head part relative to Mobile base upward sliding.
Preferably, the Mobile base is slidably arranged in the rack by a guide sleeve mechanism, the first driving dress
Put and be sequentially connected including a driving motor, the driving motor by a screw pair and the Mobile base.
The beneficial effects of the invention are as follows：After snap ring is installed in snap ring installation position, block what bad position coordinates was to determine, press
After core bar in head is inserted into the endoporus of bearing, bearing can be positioned, ensure the concentricity of bearing and core bar, make
Bearing and snap ring can be pressed together smoothly and accurately, improve the yields of finished product.In addition, core bar is slow by thereon
The endoporus of stamping and bearing is interference fitted, and is contacted when this causes in core bar insertion bearing with bearing to be soft, can be avoided core bar to axis
Manufacture into damage.
Brief description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the sectional view for applying the snap ring pressing machine of the present invention；
Fig. 2 is the partial enlarged view of part A in Fig. 1；
Fig. 3 is the partial enlarged view of part B in Fig. 2；
Fig. 4 is the partial enlarged view of C portion in Fig. 2；
Fig. 5 is bearing and snap ring press together after sectional view.
Embodiment
Referring to figs. 1 to Fig. 5 (direction of arrow meaning is top herein in Fig. 2), one kind is applied to be pressed into snap ring
Pressing mechanism on machine, including rack 1 and pressure head part 41, are provided with rack 1 for installing snap ring 2 and being determined to snap ring 2
2 installation position 11 of snap ring of position；Pressure head part 41 is movably arranged in rack 1 and on the top of 2 installation position 11 of snap ring, rack 1
First driving means are provided with, pressure head part 41 is driven by first driving means and can be moved up and down relative to rack 1, passes through pressure head
Part 41 can press together the snap ring 2 in 2 installation position 11 of snap ring and the bearing 3 between pressure head part 41 and snap ring 2；
The bottom of pressure head part 41 is provided with the core bar 411 in the endoporus of pluggable bearing 3, and bullet is provided with the lateral wall of core bar 411
Property bolster 412, core bar 411 can be interference fitted by bolster 412 with the endoporus of bearing 3, and the upper end of core bar 411 is set
It is useful for the stage portion for being pressed downward bearing 3.After snap ring 2 is installed in 2 installation position 11 of snap ring, blocks bad position coordinates and be to determine
, after the core bar 411 on pressure head part 41 is inserted into the endoporus of bearing 3, bearing 3 can be positioned, ensure bearing 3 and core
The concentricity of bar 411, enables bearing 3 and snap ring 2 smoothly and accurately to press together, improves the yields of finished product.In addition,
Core bar 411 is interference fitted by the endoporus of bolster 412 thereon and bearing 3, when this make it that core bar 411 is inserted into bearing 3
Contacted with bearing 3 to be soft, core bar 411 can be avoided to cause to damage to bearing 3., can be by a manipulator by bearing 3 in the present invention
It is clamped between snap ring 2 and pressure head part 41, bearing 3 can also be overlayed on snap ring 2.
In one embodiment of this invention, core bar 411 is in round bar shape, the diameter of the diameter of core bar 411 than the endoporus of bearing 3
It is slightly smaller, the first circumferential mounting groove is provided with the lateral wall of core bar 411, bolster 412 is to be arranged in the first mounting groove
The sealing ring of elasticity.
With reference to Fig. 5, under normal circumstances, the thickness of the thickness ratio snap ring 2 of bearing 3 is big, and bearing 3 and snap ring 2 are pressed together on one
After rising, there are the requirement of difference in height, the i.e. upper surface of bearing 3 between the end face of bearing 3 and the end face of snap ring 2 should be higher than that snap ring 2
Upper surface, the lower face of bearing 3 should be less than the lower face of snap ring 2.Reference Fig. 3, in order to meet above-mentioned difference in height requirement,
In some embodiments of the present invention, the bottom of installation position 11 is provided with downward concave second mounting groove, and bearing 3 is in pressure head part 41
Pushing effect lower can be embedded in the endoporus of snap ring 2 and extend in the second mounting groove.Second mounting groove should be designed to circle, its
Diameter is more slightly larger than bearing 3, and the depth of the second mounting groove should be equal with the difference in height of the lower face of bearing 3 and the lower face of snap ring 2.
In order to which the bearing pressed together 3 and snap ring 2 are automatically taken out, it is additionally provided with rack 1 for one will to be pressed together on
The feeding device that the bearing 3 and snap ring 2 risen takes out.Feeding device includes：Liftout attachment and push-off device, liftout attachment are arranged on
In rack 1 and positioned at the lower section of 2 installation position 11 of snap ring, for the bearing pressed together 3 and snap ring 2 to be ejected upwards；Release
Device is used for the outside that the bearing 3 ejected via liftout attachment and snap ring 2 are pushed out to 2 installation position 11 of snap ring.In the present embodiment,
The bottom of second mounting groove is provided with the pilot hole 50 that can be oriented to up and down, and jacking apparatus includes the second drive being arranged in rack 1
Dynamic device 52 and the jacking seat 51 being slidably arranged in pilot hole 50, jacking seat 51 driven by the second driving device 52 and can be along
Pilot hole 50 is slided up and down so that the bearing pressed together 3 and snap ring 2 to be ejected upwards.Push-off device includes being arranged on rack 1
On the 3rd driving device 61 and the push plate 62 being slidably arranged in rack 1, push plate 62 driven by the 3rd driving device 61 and can
Slided relative to rack 1 is horizontal bearing 3 and snap ring 2 to be pushed out to the outside of 2 installation position 11 of snap ring.
Second driving device 52 and three driving devices can use piston-cylinder, piston oil-cylinder etc. to be used as power source, also may be used
To be used as power source, not limited to this using common devices such as motors.
With reference to Fig. 1 and Fig. 2, moving up and down in rack 1 to be provided with Mobile base 42, pressure head part 41, which can slide up and down, to be set
Put on Mobile base 42, first driving means are sequentially connected with Mobile base 42, and first driving means are by Mobile base 42 to drive
Pressure head part 41 is moved up and down relative to rack 1, and travel switch 43 is provided with pressure head part 41, and pressure can be limited by travel switch 43
Head 41 relative to 42 upward sliding of Mobile base distance.After bearing 3 and snap ring 2 press together, pressure head part 41 is pressed on axis
Hold on 3 and stop motion, Mobile base 42 continues to move downward under the driving of first driving means, makes pressure head part 41 relative to shifting
42 upward sliding of dynamic seat, can touch travel switch 43 when pressure head part 41 is relative to 42 upward sliding a certain distance of Mobile base, make
First driving means stop or inverted running, avoid Mobile base 42 from colliding with pressure head part 41 and will cause to damage, security is good.
Accurate in order to ensure the stable movement of Mobile base 42 and pressure head part 41, Mobile base 42 passes through a guide sleeve mechanism and slides
It is arranged in rack 1, first driving means include a driving motor 7, and driving motor 7 passes through a screw pair and Mobile base 42
It is sequentially connected.
The term that herein " on ", " under " etc. is used to represent direction should not be construed as in this paper only for ease of description
The limitation of appearance.
The preferred embodiments of the present invention are these are only, as long as realizing the technical side of the object of the invention with essentially identical means
Case is belonged within protection scope of the present invention.
Claims (9)
1. a kind of pressing mechanism applied on snap ring pressing machine, including：
Rack (1), snap ring (2) peace for installing snap ring (2) and being positioned to snap ring (2) is provided with the rack (1)
Fill position (11)；
Pressure head part (41), is movably arranged in the rack (1) and positioned at the top of the snap ring (2) installation position (11), described
First driving means are provided with rack (1), the pressure head part (41) is driven by the first driving means and can be relative to institute
State rack (1) to move up and down, snap ring (2) and the position that by the pressure head part (41) will can be located in snap ring (2) installation position (11)
Bearing (3) between pressure head part (41) and snap ring (2) presses together；
It is characterized in that,
The bottom of the pressure head part (41) is provided with the core bar (411) in the endoporus of the pluggable bearing (3), the core bar
(411) flexible bolster (412) is set on lateral wall, and the core bar (411) can be with bearing by bolster (412)
(3) endoporus interference fit, the upper end of the core bar (411) are provided with the stage portion for bearing (3) to be pressed downward.
A kind of 2. pressing mechanism applied on snap ring pressing machine according to claim 1, it is characterised in that the core bar
(411) the first circumferential mounting groove is provided with lateral wall, the bolster (412) is to be arranged in first mounting groove
Elastic sealing ring.
A kind of 3. pressing mechanism applied on snap ring pressing machine according to claim 1, it is characterised in that the installation
The bottom of position (11) is provided with downward concave second mounting groove, and the bearing (3) can under the pushing effect of pressure head part (41)
In the endoporus of the embedded snap ring (2) and extend in second mounting groove.
A kind of 4. pressing mechanism applied on snap ring pressing machine according to claim 3, it is characterised in that the rack
(1) feeding device for the bearing pressed together (3) and snap ring (2) to be taken out is additionally provided with.
A kind of 5. pressing mechanism applied on snap ring pressing machine according to claim 4, it is characterised in that the feeding
Device includes：
Liftout attachment, is arranged in rack (1) and positioned at the lower section of the snap ring (2) installation position (11), for that will be pressed together on one
The bearing (3) and snap ring (2) risen ejects upwards；
Push-off device, for the bearing ejected via liftout attachment (3) and snap ring (2) to be pushed out to snap ring (2) installation position (11)
Outside.
6. a kind of pressing mechanism applied on snap ring pressing machine according to claim 5, it is characterised in that described second
The bottom of mounting groove is provided with the pilot hole (50) that can be oriented to up and down, and the jacking apparatus includes being arranged on the in rack (1)
Two driving devices (52) and the jacking seat (51) being slidably arranged in the pilot hole (50), the jacking seat (51) is by described the
Two driving devices (52) drive and can be slided up and down along the pilot hole (50) with by the bearing pressed together (3) and snap ring
(2) ejection upwards.
A kind of 7. pressing mechanism applied on snap ring pressing machine according to claim 5, it is characterised in that the release
Device includes the 3rd driving device (61) being arranged in the rack (1) and the push plate being slidably arranged in the rack (1)
(62), the push plate (62) is driven by the 3rd driving device (61) and can be slided relative to the rack (1) is horizontal to incite somebody to action
Bearing (3) and snap ring (2) are pushed out to the outside of snap ring (2) installation position (11).
A kind of 8. pressing mechanism applied on snap ring pressing machine according to claim 1, it is characterised in that the rack
(1) moving up and down on to be provided with Mobile base (42), the pressure head part (41), which can slide up and down, is arranged on the Mobile base
(42) on, the first driving means are sequentially connected with the Mobile base (42), and the first driving means pass through the movement
Seat (42) is moved up and down with drive ram part (41) relative to rack (1), and travel switch is provided with the pressure head part (41)
(43), distance of the pressure head part (41) relative to Mobile base (42) upward sliding can be limited by the travel switch (43).
A kind of 9. pressing mechanism applied on snap ring pressing machine according to claim 8, it is characterised in that the movement
Seat (42) is slidably arranged in the rack (1) by a guide sleeve mechanism, and the first driving means include a driving motor
(7), the driving motor (7) is sequentially connected by a screw pair and the Mobile base (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711168427.2A CN107932025A (en) | 2017-11-21 | 2017-11-21 | A kind of pressing mechanism applied on snap ring pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711168427.2A CN107932025A (en) | 2017-11-21 | 2017-11-21 | A kind of pressing mechanism applied on snap ring pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107932025A true CN107932025A (en) | 2018-04-20 |
Family
ID=61930628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711168427.2A Pending CN107932025A (en) | 2017-11-21 | 2017-11-21 | A kind of pressing mechanism applied on snap ring pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107932025A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817913A (en) * | 2018-07-09 | 2018-11-16 | 浙江天马轴承集团有限公司 | A kind of bearing ring snap ring installing mechanism |
| CN108942167A (en) * | 2018-08-15 | 2018-12-07 | 中山市科力高自动化设备有限公司 | Pressing machine with snap ring guiding mechanism |
| CN113858114A (en) * | 2021-11-04 | 2021-12-31 | 吉林大学 | Pinch roller assembly combined die and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB200785A (en) * | 1922-07-11 | 1923-08-02 | Brandes Inc C | Improvements in tools for the manufacture of telephone receivers and the like |
| US4697323A (en) * | 1986-03-03 | 1987-10-06 | Guy Sauvageau | Tool for archery bow cushion plunger and for arrow nocks |
| US20050060875A1 (en) * | 2003-08-19 | 2005-03-24 | Minebea Co., Ltd. | Device for the manufacture of a shaft assembly for a hydrodynamic bearing |
| CN102211672A (en) * | 2010-04-06 | 2011-10-12 | 上海爱邦铝箔制品有限公司 | Automatic capping device of aluminum-foil container |
| CN203900836U (en) * | 2014-06-18 | 2014-10-29 | 唐山通力齿轮有限公司 | Combined pressing head structure with buffering pad |
| CN105817869A (en) * | 2016-06-08 | 2016-08-03 | 浙江开创电气股份有限公司 | Head-shell pressing bearing device |
-
2017
- 2017-11-21 CN CN201711168427.2A patent/CN107932025A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB200785A (en) * | 1922-07-11 | 1923-08-02 | Brandes Inc C | Improvements in tools for the manufacture of telephone receivers and the like |
| US4697323A (en) * | 1986-03-03 | 1987-10-06 | Guy Sauvageau | Tool for archery bow cushion plunger and for arrow nocks |
| US20050060875A1 (en) * | 2003-08-19 | 2005-03-24 | Minebea Co., Ltd. | Device for the manufacture of a shaft assembly for a hydrodynamic bearing |
| CN102211672A (en) * | 2010-04-06 | 2011-10-12 | 上海爱邦铝箔制品有限公司 | Automatic capping device of aluminum-foil container |
| CN203900836U (en) * | 2014-06-18 | 2014-10-29 | 唐山通力齿轮有限公司 | Combined pressing head structure with buffering pad |
| CN105817869A (en) * | 2016-06-08 | 2016-08-03 | 浙江开创电气股份有限公司 | Head-shell pressing bearing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108817913A (en) * | 2018-07-09 | 2018-11-16 | 浙江天马轴承集团有限公司 | A kind of bearing ring snap ring installing mechanism |
| CN108942167A (en) * | 2018-08-15 | 2018-12-07 | 中山市科力高自动化设备有限公司 | Pressing machine with snap ring guiding mechanism |
| CN113858114A (en) * | 2021-11-04 | 2021-12-31 | 吉林大学 | Pinch roller assembly combined die and using method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180420 |