CN210475664U - Cutting device of high-strength steel rolled section - Google Patents
Cutting device of high-strength steel rolled section Download PDFInfo
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- CN210475664U CN210475664U CN201921304082.3U CN201921304082U CN210475664U CN 210475664 U CN210475664 U CN 210475664U CN 201921304082 U CN201921304082 U CN 201921304082U CN 210475664 U CN210475664 U CN 210475664U
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Abstract
The utility model discloses a cutting device for high-strength steel rolled profiles, which comprises a cutter positioned above and a split splicing type female die positioned below; the split splicing type female die is connected with a driving mechanism for a split splicing state, wherein the split splicing type female die comprises a cutting space for limiting and placing the high-strength steel roll-in section bar, the cutting space is communicated with a notch for vertical displacement of a cutter, and the size of a gap between the split splicing type female die and the high-strength steel roll-in section bar positioned in the cutting space can be selectively changed under the driving of the driving mechanism; the utility model discloses a but provide the structural design who cuts off the clearance of instant adjustment, both can satisfy the quick smooth feeding of section bar, can directly reduce or eliminate when cutting off simultaneously and cut off the clearance, effectively avoid cutting off the deformation, show the production that improves the burr simultaneously.
Description
Technical Field
The utility model relates to a processing technology of roll-in product, concretely relates to cutting device of high-strength steel roll-in section bar.
Background
With the continuous tightening of national environmental protection regulations and fuel economy policies, energy conservation and emission reduction become important trends in current automobile development. Meanwhile, with the development of the automobile industry, new requirements and challenges are brought to the light weight of the automobile body by the fuel economy, low carbon emission and higher safety, and the steady increase of the application of advanced high-strength steel in the design and manufacture of the automobile body is promoted. The advanced high-strength steel, especially the ultra-high-strength steel, brings new challenges in the aspects of production and use technology due to the change of microstructure and macroscopic mechanical property, and has a vital significance for fully playing the properties of the advanced high-strength steel material by adopting reasonable part design and an applicable processing method.
The roll forming adopts multi-pass progressive bending forming, can obtain smaller bending radius compared with stamping forming, can form parts with various open or closed complex section forms, and has better part rigidity; meanwhile, springback compensation is carried out through deformation of multiple passes, springback is easier to control, good forming precision is obtained, and the surface quality of the part is good. Roll forming is used as an important forming mode of an advanced high-strength steel plate, can obviously improve the production efficiency and reduce the cost of mass production, has been widely applied in the fields of automobiles, buildings and the like, and is particularly suitable for forming products with complicated section shapes due to the process advantages of the roll forming.
When the ultrahigh-strength steel material is applied to roll forming at present, because the material strength is high, the traditional cutting mode adopts an integral cutting female die structure, and in order to ensure that a section passes through the cutting female die, the gap between the female die and the section needs to be enlarged, but the problems of serious cutting deformation and burr increase can be caused, and the good processing requirement of a product can not be met; therefore, the market is urgently seeking technical solutions to improve the technical problems.
Disclosure of Invention
In view of this, the utility model aims at providing a cutting device of high-strength steel roll-in section bar through proposing the structural design that can adjust immediately and cut off the clearance, both can satisfy the quick smooth feeding of section bar, can directly reduce or eliminate when cutting off simultaneously and cut off the clearance, effectively avoid cutting off the deformation, is showing the production that improves the burr simultaneously.
The utility model adopts the technical scheme as follows:
a cutting device for high-strength steel rolled profiles comprises a cutter positioned above and a split splicing type female die positioned below; the components of a whole that can function independently concatenation formula die connection has the actuating mechanism who is used for components of a whole that can function independently concatenation state, wherein, components of a whole that can function independently concatenation formula die is including being used for the spacing space of cutting off of placing high-strength steel roll-in section bar, simultaneously it is used for to cut off the space intercommunication the incision of displacement about the cutter, just components of a whole that can function independently concatenation formula die with be located but the clearance size between the interior high-strength steel roll-in section bar of space is in but actuating mechanism drive down selective.
Preferably, the split splicing type female die comprises a fixed lower female die fixedly arranged at the bottom, a left female die and a right female die respectively positioned at two sides of the fixed lower female die, and a left driving mechanism and a right driving mechanism are respectively and fixedly connected to the outer side surface of the left female die and the outer side surface of the right female die; an upper female die is clamped above the fixed lower female die and positioned between the left female die and the right female die, meanwhile, the fixed lower female die, the left female die, the right female die and the upper female die are mutually spliced to form a cutting space for limiting and placing a high-strength steel rolled section, the left female die, the upper female die, the fixed lower female die and the right female die are respectively provided with a left notch section, an upper middle notch section, a lower middle notch section and a right notch section which are used for enabling the cutter to move up and down, and the left notch section, the upper middle notch section, the lower middle notch section and the right notch section are connected to form the notch; and under the driving action of the left driving mechanism and the right driving mechanism in opposite directions, the left side female die and the right side female die are driven to be adjusted in displacement in opposite directions, and gaps between the left side female die and the right side female die and between the high-strength steel roll-forming section are changed.
Preferably, the upper female die comprises a first upper female die and a second upper female die which are symmetrically arranged in parallel, the first upper female die and the second upper female die are respectively clamped between the left female die and the right female die, and the upper middle notch section is arranged between the first upper female die and the second upper female die; the fixed lower concave die comprises a first fixed lower concave die and a second fixed lower concave die which are symmetrically arranged in parallel, and a lower middle notch section is arranged between the first fixed lower concave die and the second fixed lower concave die.
Preferably, the clamping surface between the first upper female die and the left female die and between the first upper female die and the right female die comprises a clamping straight surface and a clamping inclined surface which are connected.
Preferably, the left driving mechanism and/or the right driving mechanism adopt a driving motor or a driving oil cylinder or a hydraulic cylinder, the output end of the left driving mechanism is fixedly connected with the outer side surface of the left side female die, and the output end of the right driving mechanism is fixedly connected with the outer side surface of the right side female die.
Preferably, high strength steel roll-formed section bar bottom is equipped with parallel arrangement's first roll-formed groove and second roll-formed groove, just the upper end of high strength steel roll-formed section bar still is equipped with third roll-formed groove, wherein, the die is equipped with respectively under the fixed with first roll-formed groove and the spacing first spacing arch of the spacing complex in second roll-formed groove and the spacing arch of second, simultaneously go up the die be equipped with the spacing complex spacing picture peg in third roll-formed groove.
Preferably, when the high-strength steel roll-pressed section bar conveys and feeds materials to the cutting space, the maximum gap range between the split splicing type female die and the high-strength steel roll-pressed section bar is 2-6 mm; when the cutter cuts the high-strength steel roll profiling material positioned in the cutting space, the maximum gap between the split splicing type female die and the high-strength steel roll profiling material is not more than 0.5 mm.
Preferably, when the cutter cuts the high-strength steel roll profiled material located in the cutting space, a gap between the split splicing type female die and the high-strength steel roll profiled material is 0.
The utility model provides a split-type spliced female die structure driven by a driving mechanism, under the driving action of the driving mechanism, the size of the gap between the split-type spliced female die and a high-strength steel roller profile material positioned in a cutting space can be selectively changed, in practical application, when the high-strength steel rolled section bar needs to be conveyed to a cutting space for feeding, the driving mechanism is used for driving to ensure that a certain gap (recommended to be 2-6mm) is formed between the split splicing type female die and the high-strength steel roll-forming section positioned in the cutting space, so that the feeding is convenient to carry out rapidly and smoothly, when feeding is completed and cutting operation is required, the driving mechanism drives the split splicing type female die and the high-strength steel roll forming material positioned in the cutting space to have a gap as low as possible (not more than 0.5mm, preferably 0), so that cutting deformation is effectively avoided, and burrs are obviously improved;
the utility model discloses still specifically preferably provide fixed lower die, be located respectively the left side die and the right side die of fixed lower die both sides, its lateral surface is left side die and the right side die of left actuating mechanism of fixed connection and right actuating mechanism respectively and go up the components of a whole that can function independently concatenation formula die structure that the die is constituteed, simple structure easily installs, is convenient for moreover according to actual state needs, adjusts the change to the clearance fast, has effectively ensured the efficiency of cutting off.
Drawings
FIG. 1 is a schematic structural diagram of a cutting device for high-strength steel rolled sections according to an embodiment of the present invention;
fig. 2 is a schematic diagram of the exploded structure of fig. 1.
Detailed Description
The embodiment of the utility model discloses a cutting device for high-strength steel rolled profiles, which comprises a cutter positioned above and a split splicing type female die positioned below; the split splicing type female die is connected with a driving mechanism used for a split splicing state, wherein the split splicing type female die comprises a cutting space used for limiting and placing the high-strength steel roll-in section bar, the cutting space is communicated with a notch used for vertical displacement of a cutter, and the size of a gap between the split splicing type female die and the high-strength steel roll-in section bar located in the cutting space can be selectively changed under the driving of the driving mechanism.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a cutting apparatus 100 for a high strength steel rolled profile includes a cutter 10 located above and a split-type split-joint female die 20 located below; the split-type female die 20 is connected with a driving mechanism (not shown) for a split-type splicing state; preferably, in the present embodiment, the split-type female die 20 includes a fixed lower female die 21 fixedly mounted at the bottom, a left female die 22 and a right female die 23 respectively located at two sides of the fixed lower female die 21, and a left driving mechanism (not shown in the figure) and a right driving mechanism (not shown in the figure) are respectively and fixedly connected to an outer side surface of the left female die 22 and an outer side surface of the right female die 23, and the left driving mechanism and the right driving mechanism respectively employ a left driving oil cylinder and a right driving oil cylinder, and in other embodiments, a driving motor or a hydraulic cylinder may be fully employed; the output end of the left driving oil cylinder is fixedly connected with the outer side surface of the left female die 22, and the output end of the right driving oil cylinder is fixedly connected with the outer side surface of the right female die 23;
it should be noted that the left driving cylinder and the right driving cylinder in this embodiment can be obtained by direct procurement, and the fixed connection between the output end of the left driving cylinder and the outer side surface of the left side female die 22 and the outer side surface of the right side female die 23 is a routine choice of those skilled in the art, and the structure is not specifically explained in this embodiment;
in the embodiment, an upper female die 24 is clamped above the fixed lower female die 21 and between the left female die 22 and the right female die 23, the fixed lower female die 21, the left female die 22, the right female die 23 and the upper female die 24 are spliced with each other to form a cutting space 30 for limiting and placing the high-strength steel rolled section 200, the left female die 22, the upper female die 24, the fixed lower female die 21 and the right female die 23 are respectively provided with a left notch section 25a, an upper middle notch section 25b, a lower middle notch section 25c and a right notch section 25d for enabling the cutter 10 to move up and down, and the left notch section 25a, the upper middle notch section 25b, the lower middle notch section 25c and the right notch section 25d are connected to form a notch 25; preferably, the upper female die 24 comprises a first upper female die 24a and a second upper female die 24b which are symmetrically arranged in parallel, the first upper female die 24a and the second upper female die 24b are respectively clamped between the left female die 22 and the right female die 23, and an upper middle notch section 25b is arranged between the first upper female die 24a and the second upper female die 24 b; the clamping surfaces between the first upper female die 24a and the left female die 22 and between the first upper female die 24a and the right female die 23 comprise a clamping straight surface 26a and a clamping inclined surface 27b which are connected, the clamping structure is very simple, and meanwhile, the quick displacement of the left female die 22 and the right female die 24 is facilitated; the fixed lower female die 21 comprises a first fixed lower female die 21a and a second fixed lower female die 21b which are symmetrically arranged in parallel, and a lower middle notch section 25c is arranged between the first fixed lower female die 21a and the second fixed lower female die 21 b;
further preferably, the bottom of the high-strength steel rolled section bar 200 is provided with a first rolling groove 210 and a second rolling groove 220 which are arranged in parallel, and the upper end of the high-strength steel rolled section bar 200 is further provided with a third rolling groove 230, wherein the first fixed lower female die 21a and the second fixed lower female die 21b are respectively provided with a first limiting protrusion 211a and a second limiting protrusion 211b which are in limit fit with the first rolling groove 210 and the second rolling groove 220, and the first upper female die 24a and the second upper female die 24b are respectively provided with a first limiting insertion plate 241a and a second limiting insertion plate 241b which are in limit fit with the third rolling groove 230; the limiting device is used for ensuring good limiting of the high-strength steel rolled section bar 200 and further effectively avoiding cutting deformation and burrs;
in the embodiment, under the driving action of the left driving oil cylinder and the right driving oil cylinder in opposite directions, the left female die 22 and the right female die 23 are respectively driven to displace and adjust in opposite directions, so as to change gaps between the left female die 22 and the right female die 23 and the high-strength steel roll-forming section 200, and particularly, when the high-strength steel roll-forming section 200 conveys feeding materials to the cutting space 30, the left driving oil cylinder and the right driving oil cylinder respectively drive the left female die 22 and the right female die 23 to displace outwards, so that the gap ranges between the left female die 22 and the right female die 23 and the high-strength steel roll-forming section 200 are all 2-6mm, and the feeding is convenient to rapidly and smoothly; when the feeding is completed and the cutting operation is required, the left driving oil cylinder and the right driving oil cylinder respectively drive the left concave die 22 and the right concave die 23 to move inwards relatively, so that gaps between the left concave die 22 and the right concave die 23 and the high-strength steel roll forming material 200 are not larger than 0.5mm, specifically, in the embodiment, when the cutting operation is performed, gaps between the left concave die 22 and the right concave die 23 and the high-strength steel roll forming material 200 are 0, the cutting deformation is effectively avoided, and meanwhile, the generation of burrs is obviously improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A cutting device for high-strength steel rolled profiles is characterized by comprising a cutter positioned above and a split splicing type female die positioned below; the components of a whole that can function independently concatenation formula die connection has the actuating mechanism who is used for components of a whole that can function independently concatenation state, wherein, components of a whole that can function independently concatenation formula die is including being used for the spacing space of cutting off of placing high-strength steel roll-in section bar, simultaneously it is used for to cut off the space intercommunication the incision of displacement about the cutter, just components of a whole that can function independently concatenation formula die with be located but the clearance size between the interior high-strength steel roll-in section bar of space is in but actuating mechanism drive down selective.
2. The cutting device for the high-strength steel rolled profiles according to claim 1, wherein the split splicing type female die comprises a fixed lower female die fixedly arranged at the bottom, a left female die and a right female die respectively positioned at two sides of the fixed lower female die, and a left driving mechanism and a right driving mechanism are respectively and fixedly connected to the outer side surface of the left female die and the outer side surface of the right female die; an upper female die is clamped above the fixed lower female die and positioned between the left female die and the right female die, meanwhile, the fixed lower female die, the left female die, the right female die and the upper female die are mutually spliced to form a cutting space for limiting and placing a high-strength steel rolled section, the left female die, the upper female die, the fixed lower female die and the right female die are respectively provided with a left notch section, an upper middle notch section, a lower middle notch section and a right notch section which are used for enabling the cutter to move up and down, and the left notch section, the upper middle notch section, the lower middle notch section and the right notch section are connected to form the notch; and under the driving action of the left driving mechanism and the right driving mechanism in opposite directions, the left side female die and the right side female die are driven to be adjusted in displacement in opposite directions, and gaps between the left side female die and the right side female die and between the high-strength steel roll-forming section are changed.
3. The cutting device for the high-strength steel rolled sections according to claim 2, wherein the upper female die comprises a first upper female die and a second upper female die which are symmetrically arranged in parallel, the first upper female die and the second upper female die are respectively clamped between the left female die and the right female die, and the upper middle notch section is arranged between the first upper female die and the second upper female die; the fixed lower concave die comprises a first fixed lower concave die and a second fixed lower concave die which are symmetrically arranged in parallel, and a lower middle notch section is arranged between the first fixed lower concave die and the second fixed lower concave die.
4. The cutting device for the high-strength steel rolled section according to claim 3, wherein the clamping surfaces between the first upper female die and the left and right female dies comprise a clamping straight surface and a clamping inclined surface which are connected.
5. The cutting device for the high-strength steel rolled profiles according to claim 2, wherein a driving motor or a driving oil cylinder or a hydraulic cylinder is adopted by the left driving mechanism and/or the right driving mechanism, the output end of the left driving mechanism is fixedly connected with the outer side surface of the left side female die, and the output end of the right driving mechanism is fixedly connected with the outer side surface of the right side female die.
6. The cutting device for the high-strength steel rolled section bar according to claim 2, wherein a first rolling groove and a second rolling groove are arranged in parallel at the bottom of the high-strength steel rolled section bar, a third rolling groove is arranged at the upper end of the high-strength steel rolled section bar, the fixed lower female die is respectively provided with a first limiting protrusion and a second limiting protrusion which are in limiting fit with the first rolling groove and the second rolling groove, and the upper female die is provided with a limiting insertion plate which is in limiting fit with the third rolling groove.
7. The cutting device of the high-strength steel rolled section according to claim 1 or 2, wherein when the high-strength steel rolled section is fed to the cutting space, the maximum gap between the split-type split-joint female die and the high-strength steel rolled section ranges from 2 mm to 6 mm; when the cutter cuts the high-strength steel roll profiling material positioned in the cutting space, the maximum gap between the split splicing type female die and the high-strength steel roll profiling material is not more than 0.5 mm.
8. The cutting apparatus of a high strength steel rolled section according to claim 1 or 2, wherein a gap between the split type die and the high strength steel rolled section is 0 when the cutter cuts the high strength steel rolled section located in the cutting space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304082.3U CN210475664U (en) | 2019-08-13 | 2019-08-13 | Cutting device of high-strength steel rolled section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921304082.3U CN210475664U (en) | 2019-08-13 | 2019-08-13 | Cutting device of high-strength steel rolled section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210475664U true CN210475664U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921304082.3U Active CN210475664U (en) | 2019-08-13 | 2019-08-13 | Cutting device of high-strength steel rolled section |
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| Country | Link |
|---|---|
| CN (1) | CN210475664U (en) |
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2019
- 2019-08-13 CN CN201921304082.3U patent/CN210475664U/en active Active
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