CN110216625A - Vehicle electric power-assisted steering device assembly shaft puller - Google Patents
Vehicle electric power-assisted steering device assembly shaft puller Download PDFInfo
- Publication number
- CN110216625A CN110216625A CN201910593778.0A CN201910593778A CN110216625A CN 110216625 A CN110216625 A CN 110216625A CN 201910593778 A CN201910593778 A CN 201910593778A CN 110216625 A CN110216625 A CN 110216625A
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- Prior art keywords
- annular
- ring
- sleeve
- end cover
- annular groove
- 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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- 239000000945 filler Substances 0.000 claims description 7
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/026—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same fluid driven
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention discloses a kind of vehicle electric power-assisted steering device assembly shaft pullers, include an annular sleeve, the front of the annular sleeve is equipped with a lower cover, the rear portion of the annular sleeve is equipped with a upper end cover, the rear portion of the upper end cover is equipped with a dismountable connector sleeve, the inside of the annular sleeve is equipped with a moveable ring-shaped slide axis, the head of the ring-shaped slide axis is equipped with a dismountable group trap, the center of the upper end cover is equipped with a pulling shaft set, and the rear portion of the pulling shaft set is equipped with a detachable pneumatic bottle opener.Due to passing through the fixed axle assembly of upper steering shaft external screw thread, hydraulic system work, bearing guard column tube assembly bearing inner race being depressed into upper steering shaft.Fixture is press-fit into place, and worker operation difficulty reduces, and bearing quality obtains effective guarantee.
Description
Technical field
The present invention relates to a kind of manufacturing equipments of electric direction converter of vehicle, more precisely, being a kind of motorcar electric power-assisted
Steering assembly shaft puller.
Background technique
Electric booster steering device assembly generally comprises and turns to axle assembly on a column tube assembly and one, and column tube assembly is equipped with one
Bearing, upper steering axle assembly are equipped with a corresponding bearing guard.In general, the bearing is interference fit with corresponding bearing guard.
When being assembled, worker can only be driven in manually with casing, be not controlled to this process, to easily cause damage of the bearing, given
Diverter use brings hidden danger.
Summary of the invention
The present invention mainly solves technical problem present in the prior art, to provide a kind of automobile electric power-assisted steering
Device assembly shaft puller.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals:
A kind of vehicle electric power-assisted steering device assembly shaft puller, which is characterized in that the automobile electric power-assisted steering
Device assembly shaft puller includes an annular sleeve, and the front of the annular sleeve is equipped with a lower cover, the rear portion of the annular sleeve
Equipped with a upper end cover, the rear portion of the upper end cover is equipped with a dismountable connector sleeve, and the inside of the annular sleeve is equipped with one
Moveable ring-shaped slide axis, the head of the ring-shaped slide axis are equipped with a dismountable group trap, the upper end cover
Center is equipped with a pulling shaft set, and the rear portion of the pulling shaft set is equipped with a detachable pneumatic bottle opener,
Wherein,
The ring-shaped slide axis includes a cylindric sliding barrel, and the inner wall of the sliding barrel is equipped with a ring
Second annular groove of the first annular groove of shape and an annular, the outer wall of the cylinder are equipped with the third annular groove and an annular of an annular
The 4th annular groove, the head of the sliding barrel is equipped with several first connecting screw holes, the periphery socket of the sliding barrel
There is a compressed spring, one first O-shaped rubber seal is equipped in first annular groove, it is high to be equipped with one in second annular groove
Pressure seal ring, the third annular groove is interior to be equipped with a hole guide ring, is equipped with a rectangular plastic retaining ring in the 4th annular groove
With one second O-shaped rubber seal,
The upper end cover includes upper end sleeve and a discoid upper end chassis for a long tubular, the upper end chassis
Bottom end face be equipped with several second connecting screw holes, the bottom sidewall on the upper end chassis is equipped with an oil filler point and one and leads
Oilhole, the oil filler point are connected with an external oil cylinder, and the O-shaped rubber of a third is equipped between the upper end cover and annular sleeve
Glue sealing ring,
The connector sleeve includes the connecting cylinder of a tubulose, and the front of the connecting cylinder is equipped with a discoid terminal pad
Body, the connection disk body are equipped with several third connecting screw holes,
The group trap includes the combination terminal pad of a cylindric combination pullover and an annular, the combination connection
Disk is equipped with several 4th connecting screw holes,
The front of the pulling shaft set is equipped with a connection cavity and a bearing retaining groove, sets on the inner wall of the connection cavity
There is internal screw thread, be equipped with a bearing in the bearing retaining groove,
As preferred embodiment, first connecting screw hole is connected with the 4th connecting screw hole by the first screw,
Second connecting screw hole is connected with third connecting screw hole by the second screw.
Vehicle electric power-assisted steering device assembly of the invention is had the advantage that with shaft puller due to outside by upper steering shaft
Be screwed axle assembly, hydraulic system work, bearing guard column tube assembly bearing inner race being depressed into upper steering shaft.Fixture press fitting
In place, worker operation difficulty reduces, and bearing quality obtains effective guarantee.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of vehicle electric power-assisted steering device assembly shaft puller of the invention；
Fig. 2 is the cross section structure schematic diagram of the ring-shaped slide axis of the shaft puller in Fig. 1；
Fig. 3 is the cross section structure schematic diagram of the upper end cover of the shaft puller in Fig. 1；
Fig. 4 is the cross section structure schematic diagram of the connector sleeve of the shaft puller in Fig. 1；
Fig. 5 is the cross section structure schematic diagram of the group trap of the shaft puller in Fig. 1；
Fig. 6 is the cross section structure schematic diagram of the pulling shaft in Fig. 1；
Fig. 7 uses schematic diagram for vehicle electric power-assisted steering device assembly shaft puller of the invention；
Fig. 8 is the detail enlarged diagram of the a-quadrant in Fig. 7.
Specific embodiment
The preferred embodiment of the present invention is described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
As shown in Figures 1 to 5, vehicle electric power-assisted steering device assembly shaft puller includes an annular sleeve 8, the annular sleeve
8 front is equipped with a lower cover 4, and the rear portion of the annular sleeve 8 is equipped with a upper end cover 9, and it is detachable that the rear portion of the upper end cover 9 is equipped with one
Connector sleeve 10, the inside of the annular sleeve 8 is equipped with a moveable ring-shaped slide axis 3, and the head of the ring-shaped slide axis 3 is equipped with one
Dismountable group trap 1, the center of the upper end cover 9 are equipped with a pulling shaft 12, and the rear portion of the pulling shaft 12 is equipped with a detachable pneumatic
Bottle opener 13.
As shown in Fig. 2, the ring-shaped slide axis 3 includes a cylindric sliding barrel 30, on the inner wall of the sliding barrel 30
Second annular groove 32 of the first annular groove 31 and an annular equipped with an annular, the outer wall of the cylinder 30 are equipped with the third ring of an annular
The head of 4th annular groove 34 of slot 33 and an annular, the sliding barrel 30 is equipped with several first connecting screw holes 35, the sliding barrel
30 periphery is socketed with a compressed spring 5, and one first O-shaped rubber seal 14, second annular groove are equipped in first annular groove 31
It is equipped with a high-pressure seal ring 15 in 32, hole guide ring 7 is equipped in the third annular groove 33, is equipped with a square in the 4th annular groove 34
Material retaining ring 16 and one second O-shaped rubber seal 17 are shaped,
As shown in figure 3, the upper end cover 9 includes upper end sleeve 91 and a discoid upper end chassis 92 for a long tubular, it should
The bottom end face on upper end chassis 92 is equipped with several second connecting screw holes 93, and the bottom sidewall on the upper end chassis 92 is equipped with one
Oil filler point 94 and an oil guiding hole 95, the oil filler point 94 are connected with an external oil cylinder, set between the upper end cover 9 and annular sleeve 8
There is the O-shaped rubber seal 18 of a third,
As shown in figure 4, the connector sleeve 10 includes the connecting cylinder 101 of a tubulose, the front of the connecting cylinder 101 is equipped with a disk
The connection disk body 102 of shape, the connection disk body 102 are equipped with several third connecting screw holes 103,
As shown in figure 5, this group of trap 1 includes the combination terminal pad of a cylindric combination pullover 1002 and an annular
1000, which is equipped with several 4th connecting screw holes 1003,
As shown in fig. 6, the front of the pulling shaft 12 is equipped with a connection cavity 121 and a bearing retaining groove 122, the connection cavity
121 inner wall is equipped with internal screw thread, is equipped with a bearing 6 in the bearing retaining groove 122,
Wherein, which is connected with the 4th connecting screw hole 1003 by the first screw 2, second connection
Screw hole 93 is connected with third connecting screw hole 103 by the second screw 11.
The application method of the vehicle electric power-assisted steering device assembly shaft puller is described below, steps are as follows:
1, column tube assembly 100 is anchored on upper steering axle assembly 200；
2, the internal screw thread of the connection cavity 121 of pulling shaft 12 is screwed into upper steering shaft 201 by the switch for pinning Pneumatic screw driver 13
On external screw thread, screw thread enters to have 7-8 tooth；
3, cylinder efficient button, cylinder efficient are started, high pressure oil sequentially enters in oil filler point 94 and oil guiding hole 95, ring
Shape sliding axle 3 is pushed by high pressure oil, meanwhile, 3 drive group trap 1 of ring-shaped slide axis travels forward, and group trap 1 squeezes bearing 300
Inner ring and be allowed to forward, until bearing 300 be pressed into bearing guard, until jump-ring slot installs circlip well.
4, oil cylinder stops working, and under the elastic force effect of compressed spring 5, ring-shaped slide axis 3 and group trap 1 reset.
5, adjust 13 direction of rotation of Pneumatic screw driver switch, pin the switch of Pneumatic screw driver 13, by the internal screw thread of pulling shaft 12 from
It is screwed out on the external screw thread of upper steering shaft 201, takes out shaft puller.
Since by the fixed axle assembly of upper steering shaft external screw thread, column tube assembly bearing inner race is depressed by hydraulic system work
Bearing guard in upper steering shaft.Fixture is press-fit into place, and worker operation difficulty reduces, and bearing quality obtains effective guarantee.
Not limited to this, any change or replacement expected without creative work should all be covered in guarantor of the invention
Within the scope of shield.Therefore, protection scope of the present invention should be determined by the scope of protection defined in the claims.
Claims (2)
1. a kind of vehicle electric power-assisted steering device assembly shaft puller, which is characterized in that the vehicle electric power-assisted steering device
Assembly shaft puller includes an annular sleeve (8), and the front of the annular sleeve (8) is equipped with a lower cover (4), the annular sleeve
(8) rear portion is equipped with a upper end cover (9), and the rear portion of the upper end cover (9) is equipped with a dismountable connector sleeve (10), described
The inside of annular sleeve (8) is equipped with a moveable ring-shaped slide axis (3), and the head of the ring-shaped slide axis (3) is equipped with one can
The center of the group trap (1) of disassembly, the upper end cover (9) is equipped with a pulling shaft (12), and the rear portion of the pulling shaft (12) is equipped with
One detachable pneumatic bottle opener (13),
Wherein,
The ring-shaped slide axis (3) includes a cylindric sliding barrel (30), on the inner wall of the sliding barrel (30)
The second annular groove (32) of the first annular groove (31) and an annular equipped with an annular, the outer wall of the cylinder (30) are equipped with a ring
4th annular groove (34) of the third annular groove (33) of shape and an annular, the head of the sliding barrel (30) are equipped with several first and connect
It connects screw hole (35), the periphery of the sliding barrel (30) is socketed with a compressed spring (5), is set in first annular groove (31)
There is one first O-shaped rubber seal (14), is equipped with a high-pressure seal ring (15) in second annular groove (32), the third
A hole is equipped in annular groove (33) with guide ring (7), the 4th annular groove (34) is interior equipped with a rectangular plastic retaining ring (16) and one
Second O-shaped rubber seal (17),
The upper end cover (9) includes upper end sleeve (91) and a discoid upper end chassis (92) for a long tubular, described
The bottom end face on upper end chassis (92) is equipped with several second connecting screw holes (93), the bottom sidewall on the upper end chassis (92)
It is equipped with an oil filler point (94) and an oil guiding hole (95), the oil filler point (94) is connected with an external oil cylinder, described
The O-shaped rubber seal of a third (18) is equipped between upper end cover (9) and annular sleeve (8),
The connector sleeve (10) includes the connecting cylinder (101) of a tubulose, and the front of the connecting cylinder (101) is equipped with a disk
The connection disk body (102) of shape, the connection disk body (102) are equipped with several third connecting screw holes (103),
The group trap (1) includes the combination terminal pad (1000) of a cylindric combination pullover (1002) and an annular, institute
The combination terminal pad (1000) stated is equipped with several 4th connecting screw holes (1003),
The front of the pulling shaft (12) is equipped with a connection cavity (121) and a bearing retaining groove (122), the connection cavity
(121) inner wall is equipped with internal screw thread, is equipped with a bearing (6) in the bearing retaining groove (122).
2. vehicle electric power-assisted steering device assembly shaft puller according to claim 1, which is characterized in that described first
Connecting screw hole (35) is connected with the 4th connecting screw hole (1003) by the first screw (2), second connecting screw hole (93)
It is connected with third connecting screw hole (103) by the second screw (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593778.0A CN110216625A (en) | 2019-07-03 | 2019-07-03 | Vehicle electric power-assisted steering device assembly shaft puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593778.0A CN110216625A (en) | 2019-07-03 | 2019-07-03 | Vehicle electric power-assisted steering device assembly shaft puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110216625A true CN110216625A (en) | 2019-09-10 |
Family
ID=67815773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910593778.0A Pending CN110216625A (en) | 2019-07-03 | 2019-07-03 | Vehicle electric power-assisted steering device assembly shaft puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110216625A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0940325A1 (en) * | 1998-03-04 | 1999-09-08 | MAN Nutzfahrzeuge Aktiengesellschaft | Chassis for a heavy-duty utility vehicle |
| CN201172423Y (en) * | 2007-12-12 | 2008-12-31 | 沙市久隆汽车动力转向器有限公司 | Circle ball power steering gear worked under 15MPa of oil pressure |
| CN201471364U (en) * | 2009-09-10 | 2010-05-19 | 武汉捷隆汽车电动转向系统有限公司 | Shaft puller for assembling steering column shaft assembly |
| DE202012105052U1 (en) * | 2011-12-23 | 2013-01-25 | Shou King Enterprise Co., Ltd | Tool set for removing and / or pressing in roller bearings |
| CN108787907A (en) * | 2018-05-18 | 2018-11-13 | 江苏骄阳转向技术有限公司 | Vehicle electric power-assisted steering device bearing is into tubing string pressure riveting device and installation method |
| CN210189667U (en) * | 2019-07-03 | 2020-03-27 | 江苏骄阳转向技术有限公司 | Shaft puller for automobile electric power steering gear assembly |
-
2019
- 2019-07-03 CN CN201910593778.0A patent/CN110216625A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0940325A1 (en) * | 1998-03-04 | 1999-09-08 | MAN Nutzfahrzeuge Aktiengesellschaft | Chassis for a heavy-duty utility vehicle |
| CN201172423Y (en) * | 2007-12-12 | 2008-12-31 | 沙市久隆汽车动力转向器有限公司 | Circle ball power steering gear worked under 15MPa of oil pressure |
| CN201471364U (en) * | 2009-09-10 | 2010-05-19 | 武汉捷隆汽车电动转向系统有限公司 | Shaft puller for assembling steering column shaft assembly |
| DE202012105052U1 (en) * | 2011-12-23 | 2013-01-25 | Shou King Enterprise Co., Ltd | Tool set for removing and / or pressing in roller bearings |
| CN108787907A (en) * | 2018-05-18 | 2018-11-13 | 江苏骄阳转向技术有限公司 | Vehicle electric power-assisted steering device bearing is into tubing string pressure riveting device and installation method |
| CN210189667U (en) * | 2019-07-03 | 2020-03-27 | 江苏骄阳转向技术有限公司 | Shaft puller for automobile electric power steering gear assembly |
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