CN203471317U - Online press fitting device for front axle assembly - Google Patents
Online press fitting device for front axle assembly Download PDFInfo
- Publication number
- CN203471317U CN203471317U CN201320571916.3U CN201320571916U CN203471317U CN 203471317 U CN203471317 U CN 203471317U CN 201320571916 U CN201320571916 U CN 201320571916U CN 203471317 U CN203471317 U CN 203471317U
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- press
- front axle
- press fitting
- panel sub
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Abstract
The utility model belongs to the technical field of online press fitting of automobile front axle assemblies, and particularly relates to an online press fitting device for a front axle assembly. The online press fitting device comprises a press fitting trolley and an adjustable locating pressure head, a steel plate spring is fixed to the press fitting trolley, the adjustable locating pressure head is arranged above the press fitting trolley and can press the steel plate spring fixed to the press fitting trolley, the press fitting trolley comprises a supporting rack, a split charging table is arranged above the supporting rack, a plurality of fixing blocks used for fixing the steel plate spring are arranged at the top of the split charging table, and a double hydraulic lifting synchronous machine capable of adjusting the height of the split charging table is arranged at the bottom of the press fitting trolley. The online press fitting device is provided with the adjustable locating pressure head, the front axle assembly can be assembled under the condition of simulating the load of a finished automobile so that the assembling quality and the safety performance of the finished automobile can be guaranteed, secondary tightening is eliminated, product quality is improved, and the problem that after the finished automobile runs with the load, a nut connected with a U-shaped bolt is easy to loosen is solved.
Description
Technical field
The utility model belongs to the online technology of pressure mounting of automobile front axle assembly field, is specifically related to the online press-loading apparatus of a kind of front axle assy.
Background technology
By domestic and international automobile production producer, investigate known ，Ge automobile assembling producer when front axle assy assembles, what all adopt is non-loaded mode of naturally assembling.This kind of assembling mode can only be carried out the urgent of spring U-bolt without any load in the situation that, although front axle assy assembling has been carried out necessary control by design torque, but travel after certain distance in car load load, the attaching nut of U-bolt will produce loosening, nut loosening is about 2-3 pitch (being about 3-4.5mm) by statistics, at this moment needs to carry out the security performance that secondary tightens up guarantee car load.Thisly without any load in the situation that, carry out the urgent of spring U-bolt, not only affect car load assembly quality, need secondary to tighten up, lose time; In car load traveling process, also may there is the situation that nut drops, affect traffic safety simultaneously.
Summary of the invention
The purpose of this utility model is exactly the deficiency existing in order to solve above-mentioned background technology, provide a kind of front axle assy online press-loading apparatus, it can effectively improve the assembling speed of front axle assy, promotes assembly quality, solve after car load load travels the problem that U-bolt attaching nut is loosening simultaneously.
The technical solution adopted in the utility model is: the online press-loading apparatus of a kind of front axle assy, comprise that the chassis that press-fits for fixation steel plate spring press-fits with being positioned at the adjustable location pressure head that chassis top can be fixed on the leaf spring compression press-fiting on chassis, describedly press-fit chassis and comprise support stand, support stand top is provided with panel sub-assembling platform, panel sub-assembling platform top is provided with a plurality of fixed blocks for fixation steel plate spring, described in press-fit the Double-hydraulic lifting synchronous motor that pallet bottom is provided with adjustable panel sub-assembling platform height.
Further, described adjustable location pressure head comprises installing plate, and installing plate bottom has been bolted fixed head; One end, fixed head bottom is provided with location-plate, and the other end is provided with friction roller-way; Friction roller-way bottom is provided with locating piece, and on described locating piece, a side relative with location-plate is provided with the spring of adjustable locating piece position, and the described spring other end is fixed on location-plate.
Further, described panel sub-assembling platform top is provided with four can form two groups for the fixed block of fixation steel plate spring, and four fixed blocks lay respectively on four jiaos of panel sub-assembling platform, forms the leading screw that is provided with distance between adjustable two fixed blocks between two fixed blocks of a group.
Further, described panel sub-assembling platform bottom be provided with through support bed corresponding with Double-hydraulic lifting synchronous motor also can be under the effect of Double-hydraulic lifting synchronous motor the lead of jack-up panel sub-assembling platform.
Further, on described support stand, the position corresponding with fixed block on four jiaos of panel sub-assembling platforms is provided with adjustable fixing in the same plane in the time of can guaranteeing that panel sub-assembling platform falls.
Further, described support stand bottom is provided with for be connected carrying with skid line and press-fits the connecting struts that chassis is realized circulation conveying function.
Online press-loading apparatus of the present utility model, is provided with adjustable location pressure head, can the situation when the load of simulation car load under to the assembling of front axle assy, tighten U-bolt, to guarantee car load assembly quality and security performance, reduce secondary urgent.Compare with the mode of existing general simple frock fixture packing, the utility model has been realized streamlined Assembling Production, saved installation time, flatten propons leaf spring, control torque is tightened, promote product quality, solved easily loosening problem of U-bolt attaching nut after car load load is travelled.
Accompanying drawing explanation
Fig. 1 is the online schematic diagram compressing of the utility model.
Fig. 2 is the schematic diagram that the utility model press-fits chassis.
Fig. 3 is that Fig. 2 installs the side view after leaf spring.
Fig. 4 is the schematic diagram of the utility model adjustable location pressure head.
Fig. 5 is the side view of Fig. 4.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, is convenient to be well understood to the utility model, but they do not form and limit the utility model.
As Figure 1-5, the utility model comprises and press-fits chassis 1, adjustable location pressure head 2 and Double-hydraulic lifting synchronous motor 3.Describedly press-fit chassis 1 and adopt clad steel posture mechanism, comprise the support stand 11 of lower floor and the panel sub-assembling platform 12 that support stand 11 tops are provided with, panel sub-assembling platform 12 tops are provided with a plurality of fixed blocks 13 for fixation steel plate spring.Adjustable location pressure head 2 is positioned at and press-fits chassis 1 top, can to reasonably compressing point, front axle assy be press-fited by Automatic-searching.Double-hydraulic lifting synchronous motor 3 is positioned at and press-fits chassis 1 bottom, and panel sub-assembling platform 12 is exactly to utilize Double-hydraulic lifting synchronous motor 3 to carry out lifting, adjusts height, guarantees leaf spring accurate positioning in press-fiting process.
As shown in Figure 2 and Figure 3, described panel sub-assembling platform 12 tops are provided with four fixed blocks 13, one group of two fixed block forms two groups for fixation steel plate spring, four fixed blocks 13 lay respectively on four jiaos of panel sub-assembling platform 12, form the leading screw 14 that is provided with distance between adjustable two fixed blocks between two fixed blocks of a group.Panel sub-assembling platform 12 bottoms be provided with corresponding with Double-hydraulic lifting synchronous motor 3 through support bed 11 and can be under Double-hydraulic lifting synchronous motor 3 effect the lead 15 of jack-up panel sub-assembling platform 12.Adjustable fixing 16 in the same plane when the position corresponding with fixed block 13 on 12 4 jiaos of panel sub-assembling platforms is provided with and can guarantees that panel sub-assembling platform 12 falls on described support stand 11.Support stand 11 bottoms are also provided with and connect pillar 17 for what be connected with skid line 6, will press-fit chassis and be connected with skid line 6 and can realize circulation and carry during assembling.
As shown in Figure 4, Figure 5, adjustable location pressure head 2 comprises installing plate 21, and installing plate 21 bottoms have been bolted fixed head 22; Fixed head 22 one end, bottom are provided with location-plate 23, and the other end is provided with friction roller-way 24; Friction roller-way 24 bottoms are provided with locating piece 25, and on described locating piece 25, a side relative with location-plate 23 is provided with the spring 26 of adjustable locating piece position, and described spring 26 other ends are fixed on location-plate 23.
As shown in Figure 1, for the online schematic diagram compressing of front axle assy, its operation principle is: first leaf spring 5 is fixed on the fixed block 13 press-fiting on chassis 1, can regulate by handwheel the length of the leading screw 14 between fixed block 13, and regulate two distances between fixed block, to adapt to the leaf spring of different model.Then regulate adjustable location pressure head 2, the locating piece 25 that adjustable is located to pressure head 2 adjust to leaf spring directly over.Restart Double-hydraulic lifting synchronous motor 3, by pumping plant, to two hydraulic cylinders of Double-hydraulic lifting synchronous motor, provide power, by the guiding of lead 16, upwards jack-up press-fits the panel sub-assembling platform 12 of chassis 1, constantly promote the height of panel sub-assembling platform 12, guarantee that adjustable location pressure head 2 can flatten leaf spring 5, the situation of leaf spring when simulating car load load.Finally put backing plate in the middle of the leaf spring, front axle assy handling, to backing plate, is packed successively into the parts such as U-bolt, hex nut, cover plate, and nut is tightened, assemble and along the slip of skid line, press-fited chassis afterwards, can assemble next time.Situation when this device locate the load of pressure head simulation car load by adjustable press-fits, and can effectively improve the assembling speed of front axle assy, and lifting assembly quality solves after car load load travels the problem that U-bolt attaching nut is loosening simultaneously.
The content not being described in detail in this description belongs to the known prior art of professional and technical personnel in the field.
Claims (6)
1. the online press-loading apparatus of front axle assy, it is characterized in that: comprise press-fiting chassis (1) and being positioned at and press-fit chassis top and can be fixed on the adjustable location pressure head (2) that the leaf spring that press-fits on chassis compresses for fixation steel plate spring, describedly press-fit chassis (1) and comprise support stand (11), support stand (11) top is provided with panel sub-assembling platform (12), panel sub-assembling platform (12) top is provided with a plurality of fixed blocks for fixation steel plate spring (13), described in press-fit the Double-hydraulic lifting synchronous motor (3) that chassis (1) bottom is provided with adjustable panel sub-assembling platform height.
2. the online press-loading apparatus of front axle assy according to claim 1, is characterized in that: described adjustable location pressure head (2) comprises installing plate (21), and installing plate (21) bottom has been bolted fixed head (22); One end, fixed head (22) bottom is provided with location-plate (23), and the other end is provided with friction roller-way (24); Friction roller-way (24) bottom is provided with locating piece (25), and the upper side relative with location-plate (23) of described locating piece (25) is provided with the spring (26) of adjustable locating piece position, and described spring (26) other end is fixed on location-plate (23).
3. the online press-loading apparatus of front axle assy according to claim 1, it is characterized in that: described panel sub-assembling platform (12) top is provided with four can form two groups of fixed blocks for fixation steel plate spring (13), four fixed blocks lay respectively on four jiaos of panel sub-assembling platform (12), form the leading screw (14) that is provided with distance between adjustable two fixed blocks between two fixed blocks (13) of a group.
4. the online press-loading apparatus of front axle assy according to claim 3, is characterized in that: described panel sub-assembling platform (12) bottom be provided with through support bed (11) corresponding with Double-hydraulic lifting synchronous motor (3) also can be under the effect of Double-hydraulic lifting synchronous motor the lead (16) of jack-up panel sub-assembling platform (12).
5. the online press-loading apparatus of front axle assy according to claim 4, is characterized in that: position corresponding to described support stand (11) fixed block (13) upper and on (12) four jiaos of panel sub-assembling platforms is provided with adjustable fixing (15) in the same plane in the time of can guaranteeing panel sub-assembling platform whereabouts.
6. the online press-loading apparatus of front axle assy according to claim 4, is characterized in that: described support stand (11) bottom is provided with for being connected with skid line to carry and press-fits chassis and realize the connecting struts of circulation conveying function (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571916.3U CN203471317U (en) | 2013-09-16 | 2013-09-16 | Online press fitting device for front axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320571916.3U CN203471317U (en) | 2013-09-16 | 2013-09-16 | Online press fitting device for front axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203471317U true CN203471317U (en) | 2014-03-12 |
Family
ID=50219725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320571916.3U Expired - Lifetime CN203471317U (en) | 2013-09-16 | 2013-09-16 | Online press fitting device for front axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203471317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142024A (en) * | 2016-07-31 | 2016-11-23 | 中国重汽集团柳州运力专用汽车有限公司 | Semitrailer air suspension vehicle bridge mounting and positioning device |
-
2013
- 2013-09-16 CN CN201320571916.3U patent/CN203471317U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142024A (en) * | 2016-07-31 | 2016-11-23 | 中国重汽集团柳州运力专用汽车有限公司 | Semitrailer air suspension vehicle bridge mounting and positioning device |
| CN106142024B (en) * | 2016-07-31 | 2018-09-11 | 中国重汽集团柳州运力专用汽车有限公司 | Semitrailer air suspension vehicle bridge mounting and positioning device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |