CN207205839U - A kind of Longmen machine tool welding beam - Google Patents
A kind of Longmen machine tool welding beam Download PDFInfo
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- CN207205839U CN207205839U CN201721289743.0U CN201721289743U CN207205839U CN 207205839 U CN207205839 U CN 207205839U CN 201721289743 U CN201721289743 U CN 201721289743U CN 207205839 U CN207205839 U CN 207205839U
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Abstract
The utility model discloses a kind of Longmen machine tool welding beam,Include a cross-beam body,The cross-beam body bottom is provided with a base portion,Slide rail is provided with front of the cross-beam body,There is upper horizontal bar on the cross-beam body,Lower horizontal bar and vertical bars,A back in oblique angle structure is provided with cross-beam body rear,One side of the back oblique angle structure is fixedly connected with the upper side frame of cross-beam body,The another side of the back oblique angle structure is vertically connected on the base portion,The both sides of the back oblique angle structure are more than 90 degree and less than the angle of 180 degree formed with one,Diagonal bar is additionally provided with cross-beam body,Described diagonal bar one end is connected with back fixation,The diagonal bar other end is fixedly connected with lower horizontal bar,The diagonal bar forms one with lower horizontal bar and is more than 90 degree and less than the angle of 180 degree,The diagonal bar and back junction,The diagonal bar is respectively equipped with a triangle fixed support with lower horizontal bar junction.
Description
Technical field
The utility model belongs to toolroom machine field, and in particular to a kind of Longmen machine tool welding beam.
Background technology
At present, Longmen machine tool welding beam structure, casting quality is unstable, causes machine tool accuracy unstable；Casting process
Scrap is also easy to produce, can not be retrofited；Crossbeam span ultra-wide and when bearing overweight planker, crossbeam is sagging, and beam deformation is tight
Weight, has a strong impact on that the precision precision of lathe is unstable, has a strong impact on the normal operation of lathe, and weight is big, and cost is high.
As depicted in figs. 1 and 2, although cross-beam body 10 is to have continued to use welding beam structure for many years, but use upper
Still problematic presence, for the slide rail 12 of the cross-beam body 10 while being supplied to slide to install, the weight of slide can be to crossbeam sheet
Body 10 produces a load force (F), and this influence of load force (F) to the internal structure of cross-beam body 10, its power streamline is along back
13 the first face 131, the second face 132 is transferred to again via 90 degree of angle turnovers, the path of power streamline is considerably long, for crossbeam sheet
For the stress of body 10, its internal structure has many inactive materials, and obvious increased effect, Er Qieyin are had no for mechanical rigid
To use the increase of material so that the weight penalty of of cross-beam body 10 itself, the central part of cross-beam body 10 is because under gravity
Hanging down increases deflection, can seriously affect the machining accuracy of solid tool machine.
Utility model content
The purpose of this utility model is to provide a kind of Longmen machine tool welding beam, and diagonal bar can disperse load force, make power stream
Line is divided into two, and can be cooperateed with the oblique angle structure at back makes power streamline shorten, and can reach light, high rigidity and can reduce change
Shape amount, a triangle fixed support is respectively equipped with lower horizontal bar junction in diagonal bar and back junction, diagonal bar, is reinforced oblique
Muscle, the intensity of diagonal bar carry load power can be strengthened, solve existing Longmen machine tool beam structure power streamline path length, inside
The problem of structural material is heavy, deflection is big and machining accuracy is poor.
To achieve these goals, a kind of Longmen machine tool welding beam provided by the utility model, includes a crossbeam sheet
Body, the cross-beam body bottom are provided with a base portion, are provided with slide rail in front of the cross-beam body, have upper horizontal stroke on the cross-beam body
Muscle, lower horizontal bar and vertical bars, be provided with cross-beam body rear one be in oblique angle structure back, be additionally provided with diagonal bar on cross-beam body,
Described diagonal bar one end is connected with back fixation, and the diagonal bar other end is fixedly connected with lower horizontal bar, the diagonal bar and lower horizontal bar shape
It is more than 90 degree and less than the angle of 180 degree, the diagonal bar and back junction, the diagonal bar and lower horizontal bar junction into one
It is respectively equipped with a triangle fixed support.
When cross-beam body is being mounted with slide on slide rail, the weight of slide can produce a load force to cross-beam body, horizontal
Load force is divided into two by the diagonal bar at beam body rear, and a part is transmitted by back, and another part is via diagonal bar with the side at obtuse angle
Formula is excessively curved to be delivered to up to base portion, and power streamline is divided into two and the kenel to cut-off is transmitted, and can significantly be shortened whereby
The path of power streamline.Because the shortening of power stream, rigidity increases, and can improve cross-beam body resistance and be conducted from each axial cutting force,
With obvious rigid effect.A triangle is respectively equipped with diagonal bar with lower horizontal bar junction with back junction, diagonal bar to consolidate
Fixed rack, diagonal bar is reinforced, the intensity of diagonal bar carry load power can be strengthened, and then increase the integral rigidity effect of welding beam.
Because rigidity increase can reduce the material used, reach light-weighted effect, it is horizontal because the relation of cross-beam body weight saving
The deflection of the central part gravity sag of beam body is reduced, and cross-beam body is kept optimal process precision.
Preferably, one side of the back oblique angle structure is fixedly connected with the upper side frame of cross-beam body, the back oblique angle
The another side of structure is vertically connected on the base portion, the both sides of the back oblique angle structure formed with one be more than 90 degree and
Less than the angle of 180 degree.
When cross-beam body is being mounted with slide on slide rail, the weight of slide can produce a load force to cross-beam body, horizontal
Load force is divided into two by the diagonal bar at beam body rear, and a part is by the back in oblique angle structure, the excessively curved warp in a manner of obtuse angle
The both sides at back are crossed, are delivered to up to base portion, power streamline is along back and diagonal bar transmission with shortest path.
Preferably, the diagonal bar, back are fixedly connected with upper horizontal bar.
Diagonal bar, back are fixedly connected with upper horizontal bar, load force one is divided in the diagonal bar at cross-beam body rear and back is
Upper horizontal bar is connected at two, diagonal bar position can be reinforced, increase rigid effect；And upper horizontal bar can cut down part of horizontal direction work
Firmly, the damage to diagonal bar is reduced.
Preferably, the diagonal bar, lower horizontal bar are fixedly connected with vertical bars.
After load force is divided into two by the diagonal bar at cross-beam body rear and back, diagonal bar is fixedly connected with vertical bars to incite somebody to action
Power is directly delivered to up to base portion by vertical bars, can significantly shorten the path of power streamline；And three kinds of diagonal bar, lower horizontal bar and vertical bars
Structure is fixedly connected, and can reinforce diagonal bar, increases rigid effect.
Preferably, the cross-beam body is welded by steel plate.
Cross-beam body is welded by steel plate, has higher intensity, high temperature resistance, anti-high pressure, low-temperature resistance is corrosion-resistant, resistance to
Abrasion.
A kind of Longmen machine tool welding beam provided by the invention, has the advantages that：
Power streamline is divided into two and the kenel to cut-off is transmitted, and can significantly shorten the path of power streamline whereby；
Because the shortening of power stream, rigidity increases, and can improve cross-beam body resistance from each axial cutting force conduction, have
Obvious rigid effect；
Because triangle fixed support can reinforce diagonal bar, the intensity of diagonal bar carry load power can be strengthened, and then increase
The integral rigidity effect of welding beam；
Because rigidity increases material capable of reducing using, reach light-weighted effect；
Because the relation of cross-beam body weight saving, the deflection of the central part gravity sag of cross-beam body is reduced, and is made
Cross-beam body can keep optimal process precision.
Brief description of the drawings
Fig. 1 is the structure chart of known Longmen machine tool welding beam body；
Fig. 2 is the action diagram of Fig. 1 Longmen machine tool welding beam, illustrates the feelings of power stream transmission during known cross-beam body stress
Shape；
Fig. 3 is the structure chart of the preferred embodiment of Longmen machine tool welding beam one in the present embodiment, illustrates that the present embodiment exists
One cross-beam body is provided with back and the diagonal bar of an oblique angle structure；
Fig. 4 is the action diagram of Fig. 3 Longmen machine tool welding beam, illustrates the situation of power stream transmission during the present embodiment stress..
In figure：
10th, cross-beam body 11, base portion 12, slide rail 13, back 131, the first face 132, the second face 20, cross-beam body
21st, base portion 22, slide rail 23, back 24, diagonal bar 231, the first face 232, the second face 233, the 3rd face 234, fourth face
25th, triangle fixed support A 26, triangle fixed support B 27, upper horizontal bar 28, lower horizontal bar 29, vertical bars.
Embodiment
In order that those skilled in the art more fully understand the utility model, with reference to embodiment pair
The present invention is described in further detail.
Refering to Fig. 3, a kind of Longmen machine tool welding beam of the present utility model in a preferred embodiment, includes a crossbeam
Body 20, the bottom of cross-beam body 20 are provided with a base portion 21, and the front of cross-beam body 20 is provided with slide rail 22, have on cross-beam body 20 on
Horizontal bar 27, lower horizontal bar 28 and vertical bars 29, be provided with the rear of cross-beam body 20 one be in oblique angle structure back 23, cross-beam body 20
On be additionally provided with diagonal bar 24, the one end of diagonal bar 24 is fixedly connected with back 23, upper horizontal bar 27, the other end of diagonal bar 24 and lower horizontal bar 28, perpendicular
Muscle 29 is fixedly connected, and diagonal bar 24 forms one with lower horizontal bar 28 and is more than 90 degree and less than the angle of 180 degree, diagonal bar 24 and back
23 junctions are provided with a triangle fixed support A 25, and diagonal bar 24 is provided with a triangle with the lower junction of horizontal bar 28 and fixes branch
Frame B 26.One side of the oblique angle structure of back 23 is fixedly connected with the upper side frame of cross-beam body 20, the oblique angle structure of back 23 it is another
While being vertically connected on base portion 21, the both sides of the oblique angle structure of back 23 are more than 90 degree and less than the folder of 180 degree formed with one
Angle (θ).Cross-beam body is welded by steel plate, and steel plate is from the steel plate that yield strength is 235 or so, the front steel of cross-beam body
Plate thickness 30mm, other parts thickness 15mm, there is higher intensity, high temperature resistance, anti-high pressure, low-temperature resistance is corrosion-resistant, wear-resisting
Damage.
It is the general introduction of Longmen machine tool welding beam Components Shape of the present utility model above；Then, then by this new knot
The power streamline of structure and the effect of be expected to reach statement as after：
Refering to Fig. 4, when this novel welding cross-beam body 20 is being mounted with slide on slide rail 22, the weight of slide is to crossbeam
Body 20 can produce a load force (F), and when load force (F) is acted on slide rail 22, power streamline is divided into two, and a part is via diagonal bar
24 the 3rd face 233 is transmitted, and the fourth face 234 being bent to up to vertical bars 29 is crossed in a manner of obtuse angle, then is delivered to up to base portion 21；Another portion
Lease making is crossed in a manner of obtuse angle and is bent to up to the second face 232, is delivered to up to base portion 21 by first face 231 at back 23.Power streamline one
It is divided into two and the kenel to cut-off is transmitted, can significantly shortens the path of power streamline whereby.
Longmen machine tool welding beam of the present utility model is primarily to the known welding gantry beam body 10 of improvement uses
On missing, refering to Fig. 1-2, a technological means used in this is new is to change the structure kenel of back 23 of cross-beam body 20, and
Internal straight muscle is changed to diagonal bar 24, when cross-beam body 20 is bearing a load force (F), power streamline is along the back of the body with shortest path
Portion 23 transmits with diagonal bar 24, and adds one respectively with the lower junction of horizontal bar 28 in diagonal bar 24 and the junction of back 23, diagonal bar 24
Individual triangle fixed support, thus this it is new can not only increase stationarity, scattered load force (F) increase stability and improving is slided
The length of power flow path during 22 stress of rail.
In addition, this it is new because power stream shortens and rigidity increases, cross-beam body 20 can be improved resist and be cut from each axial
Power conduction is cut, there is obvious rigid effect.Finally, due to this new design using oblique angle back 23 and the structure of diagonal bar 24,
And a triangle fixed support is added respectively with the lower junction of horizontal bar 28 in diagonal bar 24 and the junction of back 23, diagonal bar 24,
Compared to the cross-beam body 10 of known square structure, this new material capable of reducing using, reach light-weighted effect, because horizontal
The relation of the weight saving of beam body 20, the deflection of the central part gravity sag of cross-beam body 20 are reduced, and make cross-beam body 20
Optimal process precision can be kept.
Specific case used herein is elaborated to inventive concept, and the explanation of above example is only intended to
Help to understand core concept of the invention.It should be pointed out that for those skilled in the art, this is not being departed from
On the premise of inventive concept, any obvious modification, equivalent substitution or other improvement for being made, the present invention should be included in
Protection domain within.
Claims (5)
1. a kind of Longmen machine tool welding beam, comprising a cross-beam body, the cross-beam body bottom is provided with a base portion, described
Slide rail is provided with front of cross-beam body, has upper horizontal bar, lower horizontal bar and vertical bars on the cross-beam body, it is characterised in that cross-beam body
A back in oblique angle structure is provided with rear, diagonal bar is additionally provided with cross-beam body, described diagonal bar one end connects with back fixation
Connect, the diagonal bar other end is fixedly connected with lower horizontal bar, and the diagonal bar forms one with lower horizontal bar and is more than 90 degree and less than 180
The angle of degree, the diagonal bar are respectively equipped with a triangle with lower horizontal bar junction with back junction, the diagonal bar and fix branch
Frame.
2. Longmen machine tool welding beam according to claim 1, it is characterised in that one side of the back oblique angle structure with
The upper side frame of cross-beam body is fixedly connected, and the another side of the back oblique angle structure is vertically connected on the base portion, the back of the body
The both sides of portion's oblique angle structure are more than 90 degree and less than the angle of 180 degree formed with one.
3. Longmen machine tool welding beam according to claim 1, it is characterised in that the diagonal bar, back and upper horizontal bar are consolidated
Fixed connection.
4. Longmen machine tool welding beam according to claim 1, it is characterised in that the diagonal bar, lower horizontal bar and vertical bars are consolidated
Fixed connection.
5. Longmen machine tool welding beam according to claim 1, it is characterised in that the cross-beam body by steel plate weld and
Into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721289743.0U CN207205839U (en) | 2017-10-09 | 2017-10-09 | A kind of Longmen machine tool welding beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721289743.0U CN207205839U (en) | 2017-10-09 | 2017-10-09 | A kind of Longmen machine tool welding beam |
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| CN207205839U true CN207205839U (en) | 2018-04-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339035A (en) * | 2021-05-31 | 2021-09-03 | 汪辉 | Hydraulic support |
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2017
- 2017-10-09 CN CN201721289743.0U patent/CN207205839U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339035A (en) * | 2021-05-31 | 2021-09-03 | 汪辉 | Hydraulic support |
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