CN203076892U - Floating butt-jointed concave shaft machining equipment - Google Patents
Floating butt-jointed concave shaft machining equipment Download PDFInfo
- Publication number
- CN203076892U CN203076892U CN 201320118820 CN201320118820U CN203076892U CN 203076892 U CN203076892 U CN 203076892U CN 201320118820 CN201320118820 CN 201320118820 CN 201320118820 U CN201320118820 U CN 201320118820U CN 203076892 U CN203076892 U CN 203076892U
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- CN
- China
- Prior art keywords
- platform
- assembly
- spindle nose
- central siphon
- shaft
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses floating butt-jointed concave shaft machining equipment. The floating butt-jointed concave shaft machining equipment comprises a platform and a pressing machine, wherein a concave shaft comprises shaft head assemblies, shaft tube assemblies and connecting plates, two sliding plate mechanisms are respectively arranged on two sides of the platform and comprise sliding plates and guide rails, the tail end of the platform is provided with a baffle plate, the other end of the platform is provided with a pressing head part which is driven by the pressing machine, the shaft head assemblies are respectively positioned and arranged on the two sliding plates on two sides of the platform, two ends of the shaft tube assemblies are respectively erected on the two sliding plates, the connecting plates are pre-sheathed on the shaft head assemblies and the shaft tube assemblies in a clearance fit way, and the two sliding plates are also provided with positioning sleeves which are coaxially arranged together with the shaft tube assemblies. The floating butt-jointed concave shaft machining equipment can achieve the molding of the concave shaft at normal temperature, and ensure the size and shape accuracy of the shaft head assemblies and the shaft tube assemblies after being pressed to meet the design requirements through a sliding plate floating butt-jointed pressing process.
Description
Technical field
The utility model relates to semi-mounted axletree manufacturing technology field, and more particularly, it relates to a kind of recessed axis machining apparatus of unsteady butt joint.
Background technology
Along with transport market further to external expansion, the technology of highway transportation car has had significant progress, the scope of application of common trailer is also more and more wider.Trailer car shaft is the servo-actuated axletree, bearing vehicle weight and cargo load, and be used for support tire and rotate, it mainly comprises axis body, wheel hub, brake drum, brake shoe assembly, reaches camshaft assembly, axis body is divided into the spindle nose two large divisions at central siphon and two ends, wheel hub, brake drum assembly are assemblied on the spindle nose at axis body two ends, being used for carrying out wheel rotates and brakes, the brake shoe assembly is installed in the brake drum, its brake block is made by the asbestos less friction environment-friendly materials, interior outer bearing is installed between spindle nose and wheel hub, and installs and fixes by the axis head nut assembly.
And at present common axletree is spindle nose and the central siphon d-axis at same axial line, in some special purposes, as carrier loader, the tank car of part specific use, caravan, in order to reach more bearing capacities and to satisfy the requirement of discipline of road traffic, particularly for the semitrailer that uses double-deck loading platform formula structure, they need a lower loading bearing-surface, and the one, in order to reduce the height of car load, the 2nd, in order to reduce the center of gravity of carrier, make driving safer.In order to reduce the height that loads bearing-surface, then need the axletree of suitable with it low-mounting height, and common d-axis can't address this problem at present, therefore, research and develop that a bearing capacity is good, the spill axletree of compact conformation and driving stability is best selection.
Recessed axle is made of spindle nose assembly, central siphon assembly and connecting plate, and wherein, spindle nose assembly, central siphon assembly make axis body form recess by connecting plate.At present, the method of press-fitting of spindle nose assembly, central siphon assembly and connecting plate interference fit hot external member commonly used or two kinds of methods of cooling internal member, but, these two kinds of methods only are applicable to that profile is less than the short part of 500mm, length, for long axletree, this process is inappropriate beyond doubt.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of unsteady recessed axis machining apparatus that docks that at normal temperatures spindle nose assembly and central siphon assembly is press-fited moulding, thereby improves automation degree of equipment.
The technical scheme in the invention for solving the technical problem is: a kind of recessed axis machining apparatus of unsteady butt joint, comprise platform, press, described recessed axle comprises spindle nose assembly, central siphon assembly and connecting plate, be provided with two sled mechanism on the platform respectively in both sides, sled mechanism comprises slide plate and guide rail, and the end of platform is provided with baffle plate, the other end of platform is provided with pressuring head part, and described pressuring head part is driven by press; The spindle nose assembly is located respectively on two slide plates that are arranged on described platform both sides, and the two ends of central siphon assembly are erected at respectively on two slide plates, and described connecting plate is enclosed within on spindle nose assembly and the central siphon assembly in advance with gap fiting mode; Also be provided with the location jacket casing on two slide plates, described location jacket casing and central siphon assembly are coaxially set.
Be respectively equipped with locating piece and hand tailstock on the described slide plate, described spindle nose assembly is arranged between locating piece and the hand tailstock.
Described hand tailstock comprises shaking tray and locatees screw mandrel, nut, described shaking tray connection location screw mandrel, and described location screw mandrel and nut thread are connected, and an end of described location screw mandrel compresses the axial centre position of spindle nose assembly.
The below of respective shaft pipe assembly is provided with and levels up parts on the described slide plate, so that the axial line of described spindle nose assembly and central siphon assembly is on same horizontal plane.
One side of described platform is provided with attaching parts makes press and platform keep opposing parallel.
Described pressuring head part moves on the axial line of central siphon assembly.
The beneficial effects of the utility model are: the utility model is realized the moulding of recessed axle at normal temperatures, guarantees that by the unsteady butt joint of slide plate press-loading process size, the accuracy of form and position after spindle nose assembly and central siphon assembly press-fit reach designing requirement.
Description of drawings
Fig. 1 is a recessed axle construction schematic diagram of the present utility model.
Fig. 2 is an automatic forming equipment vertical view.
Fig. 3 is the A-A cut-away view of Fig. 2.
Fig. 4 is a spindle nose assembly positioning device structure cut-away view of the present utility model.
Fig. 5 is the B portion enlarged drawing of Fig. 2.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, the recessed axle of the utility model comprises spindle nose assembly 11, central siphon assembly 12 and connecting plate 13, spindle nose assembly, central siphon assembly respectively with the connecting plate interference fit.Connecting plate is tabular, the centre has two circular holes, two circular hole distance of center circle are 120-130mm, the aperture is suitable with the shaft shoulder, the central siphon diameter of spindle nose assembly respectively, the shaft shoulder and central siphon insert in the connecting plate circular hole from both sides,, make the central siphon height be lower than spindle nose and the shaft shoulder and form the spill axis body along the excircle configuration welding of the shaft shoulder and central siphon in the connecting plate both sides, make wheel hub and axle body form eccentric structure, thereby the loading platform plate height of trailer is minimized.
Shown in Fig. 2-5, the recessed axis machining apparatus of unsteady butt joint of the present utility model, comprise platform 1, press, be provided with two sled mechanism on the platform respectively in both sides, sled mechanism comprises slide plate 2 and guide rail, and the end of platform is provided with baffle plate 6, the other end of platform is provided with pressuring head part 3, and described pressuring head part 3 is driven by press; Spindle nose assembly 11 is located respectively on two slide plates 2 that are arranged on described platform both sides, and the two ends of central siphon assembly 12 are erected at respectively on two slide plates 2, and described connecting plate 13 is enclosed within on spindle nose assembly 11 and the central siphon assembly 12 in advance with gap fiting mode; Also be provided with location jacket casing 14 on two slide plates 2, described location jacket casing 14 is coaxially set with central siphon assembly 12.
Be respectively equipped with locating piece 10 and hand tailstock on the described slide plate 2, described spindle nose assembly is arranged between locating piece 10 and the hand tailstock.
Described hand tailstock comprises shaking tray 9 and locatees screw mandrel 7, nut 8, described shaking tray 9 connection location screw mandrels 7, and described location screw mandrel 7 is connected with nut 8 threaded engagement, and an end of described location screw mandrel 7 compresses the axial centre position of spindle nose assembly 11.The effect of hand tailstock is the accurate location of realizing the spindle nose assembly, for the moulding of axletree lays the foundation.It is fixedly mounted on the slide plate 2, by manual adjustments spindle nose is clamped on the locating piece, connecting plate and central siphon assembly then are unsteady mated condition, the spindle nose assembly is slightly less than two of connecting plate with the central siphon assembly with the incoming end diameter of connecting plate and is connected the aperture, spindle nose assembly and central siphon assembly are inserted on the connecting plate earlier in advance, again with pressuring head part with three parts be press-fitted, interference fit is holistic sub-assembly (axletree).As the manual adjustments instrument of axial clamp mandrel head member, the location screw mandrel of hand tailstock and nut also can be realized by other frame mode, get final product so that the spindle nose assembly is axially clamped.
The below of respective shaft pipe assembly 12 is provided with and levels up parts 4 on the described slide plate 2, so that the axial line of described spindle nose assembly 11 and central siphon assembly 12 is on same horizontal plane.
One side of described platform 1 is provided with attaching parts 5 makes press and platform 1 keep opposing parallel.
Described pressuring head part 3 moves on the axial line of central siphon assembly 12.
Described slide plate is provided with groove, and the two ends of described central siphon assembly place in the described groove.
The recessed axis machining apparatus of unsteady butt joint of the present utility model is press-fit into place spindle nose assembly and central siphon assembly at normal temperatures, guarantees that size, the accuracy of form and position after spindle nose assembly and central siphon assembly press-fit reaches designing requirement.
Claims (6)
1. recessed axis machining apparatus of butt joint that floats, comprise platform, press, described recessed axle comprises spindle nose assembly, central siphon assembly and connecting plate, it is characterized in that: be provided with two sled mechanism on the platform respectively in both sides, sled mechanism comprises slide plate and guide rail, and the end of platform is provided with baffle plate, the other end of platform is provided with pressuring head part, and described pressuring head part is driven by press; The spindle nose assembly is located respectively on two slide plates that are arranged on described platform both sides, and the two ends of central siphon assembly are erected at respectively on two slide plates, and described connecting plate is enclosed within on spindle nose assembly and the central siphon assembly in advance with gap fiting mode; Also be provided with the location jacket casing on two slide plates, described location jacket casing and central siphon assembly are coaxially set.
2. the recessed axis machining apparatus of unsteady butt joint according to claim 1, it is characterized in that: be respectively equipped with locating piece and hand tailstock on the described slide plate, described spindle nose assembly is arranged between locating piece and the hand tailstock.
3. the recessed axis machining apparatus of unsteady butt joint according to claim 2, it is characterized in that: described hand tailstock comprises shaking tray and locatees screw mandrel, nut, described shaking tray connects the location screw mandrel, described location screw mandrel and nut thread are connected, and an end of described location screw mandrel compresses the axial centre position of spindle nose assembly.
4. the recessed axis machining apparatus of unsteady butt joint according to claim 3, it is characterized in that: the below of respective shaft pipe assembly is provided with and levels up parts on the described slide plate, so that the axial line of described spindle nose assembly and central siphon assembly is on same horizontal plane.
5. the recessed axis machining apparatus of unsteady butt joint according to claim 4 is characterized in that: a side of described platform is provided with attaching parts makes press and platform keep opposing parallel.
6. the recessed axis machining apparatus of unsteady butt joint according to claim 4 is characterized in that: described pressuring head part moves on the axial line of central siphon assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320118820 CN203076892U (en) | 2013-03-15 | 2013-03-15 | Floating butt-jointed concave shaft machining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320118820 CN203076892U (en) | 2013-03-15 | 2013-03-15 | Floating butt-jointed concave shaft machining equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203076892U true CN203076892U (en) | 2013-07-24 |
Family
ID=48822768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320118820 Withdrawn - After Issue CN203076892U (en) | 2013-03-15 | 2013-03-15 | Floating butt-jointed concave shaft machining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203076892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103170827A (en) * | 2013-03-15 | 2013-06-26 | 广东富华工程机械制造有限公司 | Concave shaft automated forming equipment |
-
2013
- 2013-03-15 CN CN 201320118820 patent/CN203076892U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103170827A (en) * | 2013-03-15 | 2013-06-26 | 广东富华工程机械制造有限公司 | Concave shaft automated forming equipment |
| CN103170827B (en) * | 2013-03-15 | 2015-04-22 | 广东富华工程机械制造有限公司 | Concave shaft automated forming equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130724 Effective date of abandoning: 20150422 |