CN209882270U - Novel crossbeam that resistance to deformation ability is good - Google Patents
Novel crossbeam that resistance to deformation ability is good Download PDFInfo
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- CN209882270U CN209882270U CN201920056454.9U CN201920056454U CN209882270U CN 209882270 U CN209882270 U CN 209882270U CN 201920056454 U CN201920056454 U CN 201920056454U CN 209882270 U CN209882270 U CN 209882270U
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Abstract
The utility model relates to a novel cross beam with good anti-deformation capability, which comprises a C-shaped main bracket; the main bracket comprises a longitudinal plate, an upper transverse plate and a lower transverse plate which are respectively fixed at two ends of the longitudinal plate; the upper transverse plate, the lower transverse plate and the longitudinal plate are integrally formed; a plurality of rib plates are welded on the lower transverse plate; the ribbed plates are polygonal, and the total number of edges is not less than four; three edges of the rib plate are respectively welded and fixed with the upper transverse plate, the lower transverse plate and the longitudinal plate; the mode of integrally forming the main support and welding the rib plates is adopted, so that the integrity of the main support is better, the deformation resistance is enhanced, the number of fasteners is reduced, and the whole structure is more compact and light.
Description
Technical Field
The utility model relates to a PCB board production technical field, more specifically say, relate to a novel crossbeam that resistance to deformation ability is good.
Background
A PCB, also called a printed circuit board, has been widely used as a provider of electrical connection of electronic components because it is light and thin and has good reliability. In the production process of a PCB, the installation of electronic components on the PCB can be quickly completed by means of a special-shaped component inserter frequently, the printing quality of the PCB is detected by a full-automatic solder paste inspection machine, whether the poor conditions of less tin, missing printing, more tin, tip pulling, area, offset and the like exist or not is detected, and a cross beam is used as an indispensable important force bearing part in the special-shaped component inserter and the full-automatic solder paste inspection machine and has a good bearing capacity.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a novel crossbeam that anti deformability is good.
The utility model provides a technical scheme that its technical problem adopted is:
constructing a novel cross beam with good deformation resistance, wherein the novel cross beam comprises a C-shaped main bracket; the main bracket comprises a longitudinal plate, an upper transverse plate and a lower transverse plate which are respectively fixed at two ends of the longitudinal plate; the upper transverse plate, the lower transverse plate and the longitudinal plate are integrally formed; a plurality of rib plates are welded on the lower transverse plate; the ribbed plates are polygonal, and the total number of edges is not less than four; and three edges of the rib plate are respectively welded and fixed with the upper transverse plate, the lower transverse plate and the longitudinal plate.
Preferably, the length of the upper transverse plate is smaller than the length of the lower transverse plate; a stop plate is arranged on one side, facing the lower transverse plate, of the upper transverse plate; the longitudinal plate, the upper transverse plate, the lower transverse plate and the stop plate are integrally formed; the rib plate is in a right-angled trapezoid shape; three right-angle sides of the rib plate are respectively welded and fixed with the upper transverse plate, the lower transverse plate and the longitudinal plate; and the narrow end of the ribbed plate is provided with a stop groove corresponding to the stop plate.
Preferably, the novel cross beam further comprises a reinforcing plate for connecting a plurality of rib plates; the reinforcing plate is welded on the oblique edge of the ribbed plate.
Preferably, the reinforcing plate is fixed to the upper part of the rib plate; the reinforcing plate is provided with a positioning groove corresponding to the rib plate.
Preferably, the upper transverse plate and the lower transverse plate are both provided with a plurality of weight reducing grooves which are transversely arranged, and at least two reinforcing ribs which are positioned at the weight reducing grooves and are in staggered distribution.
Preferably, the weight-reducing slots are rectangular; two reinforcing ribs are arranged at the weight reduction groove; the extending direction of the reinforcing ribs is superposed with the diagonal line of the weight-reducing grooves.
Preferably, a fixing plate is arranged between two adjacent ribs; one end of the fixing plate is welded with one rib plate, and the other end of the fixing plate is welded with the other rib plate.
Preferably, the thickness of the main bracket is 2.5mm-3.5 mm.
Preferably, the longitudinal plate faces the motor mounting seat welded on the surface of one side of the stop plate, the longitudinal plate faces away from the slide rail mounting seat, the bearing mounting seat welded on the surface of one side of the stop plate, and the bearing supporting seat corresponding to the bearing mounting seat.
The beneficial effects of the utility model reside in that: compared with the prior art that the main support is easily loosened during high-speed operation or vibration through screw connection, the design adopts the mode of integrally forming the main support and welding the rib plates, so that the integrity of the main support is better, the deformation resistance is enhanced, the number of fasteners is reduced, and the integral structure is more compact and light; meanwhile, the rib plates are polygonal, three sides of the rib plates are fixed with the main support, the rib plates are connected more stably, and the strength is better. Therefore, the cross beam has the advantage of good deformation resistance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
fig. 1 is a schematic structural view of a novel cross beam with good deformation resistance according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of a novel cross beam with good deformation resistance according to a preferred embodiment of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
fig. 5 is a conventional cross member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
A novel cross beam with good deformation resistance of the preferred embodiment of the present invention is shown in fig. 1, and also refer to fig. 2 to 5; comprises a C-shaped main bracket 10; the main support 10 includes a longitudinal plate 11, and an upper transverse plate 12 and a lower transverse plate 13 fixed to both ends of the longitudinal plate 11, respectively; the upper transverse plate 12, the lower transverse plate 13 and the longitudinal plate 11 are integrally formed; a plurality of rib plates 14 are welded on the lower transverse plate 13; the rib plates 14 are polygonal, and the total number of edges is not less than four; three edges of the rib plate 14 are respectively welded and fixed with the upper transverse plate 12, the lower transverse plate 13 and the longitudinal plate 11, compared with the prior art that the rib plate is easily loosened when the rib plate is connected by screws in high-speed operation or vibration, the design adopts the mode of integrally forming the main support 10 and welding the rib plate, so that the integrity of the main support 10 is better, the deformation resistance is better, the number of fasteners is reduced, and the integral structure is more compact and light; meanwhile, the rib plate 14 is polygonal, three sides of the rib plate are fixed with the main support 10, the connection is more stable, and the strength is better. Therefore, the cross beam has the advantage of good deformation resistance.
It should be noted that, in order to make the anti-deformation capability of the beam better, after the welding of the beam is completed, the whole is annealed at high temperature to eliminate the internal welding stress, then rough machining is performed, after the rough machining is completed, some annealing is performed to eliminate the machining deformation stress, and finally finish machining is performed.
As shown in fig. 1, 2 and 4, the length of the upper transverse plate 12 is smaller than the length of the lower transverse plate 13; a stop plate 15 is arranged on one side of the upper transverse plate 12 facing the lower transverse plate 13; the longitudinal plate 11, the upper transverse plate 12, the lower transverse plate 13 and the stop plate 15 are integrally formed; the rib plate 14 is a right-angled trapezoid; three right-angle sides of the rib plate 14 are respectively welded and fixed with the upper transverse plate 12, the lower transverse plate 13 and the longitudinal plate 11; the narrow end of the ribbed plate 14 is provided with a stop groove 180 corresponding to the stop plate 15, the stop groove 180 can be used for positioning the ribbed plate 14 during installation, the installation efficiency is improved, the ribbed plate 14 can be prevented from being separated from the stop groove after welding is finished, and the stop effect is good.
As shown in fig. 2 and 3, the novel beam further comprises a reinforcing plate 16 for connecting a plurality of ribs 14; the reinforcing plate 16 is welded on the bevel edge of the rib plate 14, and a plurality of rib plates 14 are fixed at the same time, so that the integrity of the cross beam is better, and the deformation resistance is stronger.
As shown in fig. 3, the reinforcing plate 16 is fixed to the upper portion of the rib plate 14; the reinforcing plate 16 is provided with positioning grooves 181 corresponding to the rib plates 14, which improves positioning when mounting, and improves mounting efficiency.
As shown in fig. 2, the upper transverse plate 12 and the lower transverse plate 13 are provided with a plurality of weight-reducing grooves 182 arranged transversely, and at least two reinforcing ribs 17 positioned at the weight-reducing grooves 182 in a staggered distribution, so that the overall weight of the beam is reduced through the weight-reducing grooves 182, and the beam is convenient to mount and transport; the provision of the reinforcing ribs 17 ensures that the weight reduction grooves 182 are provided to reduce weight, and also to ensure good deformation resistance.
As shown in fig. 2, the lightening slots 182 are rectangular; two reinforcing ribs 17 are arranged at the position of the lightening slot 182; the extending direction of the reinforcing ribs 17 is overlapped with the diagonal line of the weight-reducing grooves 182, so that the stress of the whole beam is more uniform.
As shown in fig. 2, a fixing plate 18 is arranged between two adjacent rib plates 14; one end of the fixing plate 18 is welded with one rib plate 14, and the other end of the fixing plate is welded with the other rib plate 14, so that the integrity of the cross beam is better and the deformation resistance is stronger by fixing a plurality of rib plates 14 at the same time.
As shown in fig. 1 and 2, the main support 10 has a thickness of 2.5mm to 3.5 mm.
As shown in fig. 1 and 2, a motor mounting seat 19 is welded on a surface of one side of the longitudinal plate 11 facing the stop plate 15, a slide rail mounting seat 110, a bearing mounting seat 111 and a bearing supporting seat 112 corresponding to the bearing mounting seat 111 are welded on a surface of one side of the longitudinal plate 11 facing away from the stop plate 15, an installation space is provided for the driving motor by arranging the motor mounting seat 19, and an installation space is provided for the guide member by arranging the slide rail mounting seat 110, the bearing mounting seat 111 and the bearing supporting seat 112.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (9)
1. A novel cross beam with good deformation resistance is characterized by comprising a C-shaped main bracket; the main bracket comprises a longitudinal plate, an upper transverse plate and a lower transverse plate which are respectively fixed at two ends of the longitudinal plate; the upper transverse plate, the lower transverse plate and the longitudinal plate are integrally formed; a plurality of rib plates are welded on the lower transverse plate; the ribbed plates are polygonal, and the total number of edges is not less than four; and three edges of the rib plate are respectively welded and fixed with the upper transverse plate, the lower transverse plate and the longitudinal plate.
2. The novel beam of claim 1 wherein the length of the upper transverse plate is less than the length of the lower transverse plate; a stop plate is arranged on one side, facing the lower transverse plate, of the upper transverse plate; the longitudinal plate, the upper transverse plate, the lower transverse plate and the stop plate are integrally formed; the rib plate is in a right-angled trapezoid shape; three right-angle sides of the rib plate are respectively welded and fixed with the upper transverse plate, the lower transverse plate and the longitudinal plate; and the narrow end of the ribbed plate is provided with a stop groove corresponding to the stop plate.
3. The novel beam of claim 2 further comprising a reinforcement plate for connecting a plurality of said ribs; the reinforcing plate is welded on the oblique edge of the ribbed plate.
4. The novel crossmember according to claim 3, wherein the reinforcement plate is secured to the upper portion of the rib; the reinforcing plate is provided with a positioning groove corresponding to the rib plate.
5. The novel crossmember according to claim 2, wherein each of the upper transverse plate and the lower transverse plate is provided with a plurality of weight-reducing grooves arranged in a transverse direction, and at least two reinforcing ribs arranged at the weight-reducing grooves in a staggered distribution.
6. The novel beam defined in claim 5 wherein the lightening slots are rectangular; two reinforcing ribs are arranged at the weight reduction groove; the extending direction of the reinforcing ribs is superposed with the diagonal line of the weight-reducing grooves.
7. The novel cross beam according to claim 1, wherein a fixing plate is arranged between two adjacent ribs; one end of the fixing plate is welded with one rib plate, and the other end of the fixing plate is welded with the other rib plate.
8. The novel crossmember according to claim 1, wherein the main support has a thickness of 2.5mm to 3.5 mm.
9. The novel crossmember according to claim 2, wherein a motor mounting seat is welded to a side surface of the longitudinal plate facing the stop plate, and a slide rail mounting seat, a bearing mounting seat and a bearing support seat corresponding to the bearing mounting seat are welded to a side surface of the longitudinal plate facing away from the stop plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056454.9U CN209882270U (en) | 2019-01-14 | 2019-01-14 | Novel crossbeam that resistance to deformation ability is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056454.9U CN209882270U (en) | 2019-01-14 | 2019-01-14 | Novel crossbeam that resistance to deformation ability is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209882270U true CN209882270U (en) | 2019-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920056454.9U Active CN209882270U (en) | 2019-01-14 | 2019-01-14 | Novel crossbeam that resistance to deformation ability is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209882270U (en) |
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2019
- 2019-01-14 CN CN201920056454.9U patent/CN209882270U/en active Active
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