CN214976848U - Plate bending processing tool - Google Patents

Abstract

The utility model provides a panel processing frock of bending, include: bend and go up the mould, bend lower mould and first anchor clamps, it is provided with the indent terminal surface to bend to go up mould one side, it is provided with the evagination terminal surface to bend lower mould one side, the indent terminal surface with the parallel interval of evagination terminal surface sets up, first anchor clamps one end is provided with first draw-in groove, the transversal rectangle of personally submitting of first draw-in groove, the width of first draw-in groove with the thickness of the lower mould of bending equals. The utility model provides a panel is bent and is handled frock guarantees the production process precision when solving the required frock of each process. The whole production process can be produced by using one set of tool, so that the cost of the tool is saved, the production efficiency is improved, the consistency of the joining precision of the upper process and the lower process is ensured, and the qualification rate of products is improved.

Description

Plate bending processing tool

Technical Field

The utility model relates to a product frock technical field especially relates to a panel processing frock of bending.

Background

The TC4 titanium alloy belongs to alpha + beta type titanium alloy, has good comprehensive mechanical property, and is the most widely used titanium alloy at present. The titanium alloy has low elastic modulus and very close yield strength and tensile strength, and the titanium alloy is easy to crack, rebound, deform and the like in the bending, welding and processing processes due to the characteristic. Because of the processing characteristics of titanium alloy, generally, the procedures such as welding, processing, heat treatment are heavy, and all need the purpose-made frock that corresponds, just so can guarantee the production precision, guarantee the product percent of pass, and the frock that often each procedure was made all can not general, only satisfies the machining precision of this procedure, under the condition that a plurality of frocks used jointly, not only increased the cost, the extravagant resource, still influences each procedure simultaneously and links up the precision problem.

At present, TC4 plates are bent by adopting hot bending to be shaped in production, special anti-deformation tools are required to be used in the welding process, special positioning fixtures are required in the machining process, each process is required to be produced by using a specific tool, and the tools in each process cannot be used universally.

SUMMERY OF THE UTILITY MODEL

The utility model provides a panel processing frock of bending for solve among the prior art titanium alloy panel each process in the processing procedure of bending and all will use specific frock to produce, and the frock of each process can not general problem.

The utility model provides a panel processing frock of bending, include: bend and go up the mould, bend lower mould and first anchor clamps, it is provided with the indent terminal surface to bend to go up mould one side, it is provided with the evagination terminal surface to bend lower mould one side, the indent terminal surface with the parallel interval of evagination terminal surface sets up, first anchor clamps one end is provided with first draw-in groove, the transversal rectangle of personally submitting of first draw-in groove, the width of first draw-in groove with the thickness of the lower mould of bending equals.

According to the utility model provides a pair of panel processing frock of bending still includes second anchor clamps, second anchor clamps one end is provided with the second draw-in groove, the width of second draw-in groove with the thickness of the lower mould of bending equals, the bottom of second draw-in groove forms the third draw-in groove.

According to the utility model provides a pair of panel processing frock of bending, bend and go up the mould and be in indent terminal surface both ends are provided with spacing arch respectively, the lower mould of bending is in evagination terminal surface both ends are provided with spacing boss respectively, spacing arch with spacing boss butt.

According to the utility model provides a pair of panel processing frock of bending, bend go up the mould and/or bend the lower mould and include two at least steel sheets, each the parallel interval of steel sheet sets up, and is adjacent be connected through the connecting block between the steel sheet.

According to the utility model provides a pair of panel processing frock of bending, be provided with the installed part on the lower mould of bending, the installed part is suitable for the messenger first anchor clamps and/or the second anchor clamps with the connection can be dismantled to the lower mould of bending, first anchor clamps can be dismantled the connection and be in when bending on the lower mould, first draw-in groove bottom with form first product clearance between the evagination terminal surface, the connection can be dismantled to the second anchor clamps when bending on the lower mould, second draw-in groove bottom with form second product clearance between the evagination terminal surface.

According to the utility model provides a pair of panel processing frock of bending, be provided with first pinhole on the lower mould of bending, first anchor clamps and/or be provided with the second pinhole on the second anchor clamps, the installed part for peg graft simultaneously in the second pinhole with the connecting pin of first pinhole.

According to the utility model provides a pair of panel processing frock of bending, be provided with first screw hole on the lower mould of bending, first anchor clamps and/or be provided with the second screw hole on the second anchor clamps, the installed part be simultaneously threaded connection in the second screw hole with the construction bolt of first screw hole.

According to the utility model provides a pair of panel processing frock of bending still includes the setting element, the setting element is suitable for to connect respectively and bends and goes up mould both sides and bend the lower mould both sides so that bend go up the mould with the relative position of the lower mould of bending is fixed.

According to the utility model provides a pair of panel processing frock of bending, the setting element is platelike structure, and is in respectively the both sides of bending the mould are provided with two at least, setting element one end with bend the lateral wall fixed connection of mould, the other end with the lateral wall fixed connection of the lower mould of bending.

According to the utility model provides a pair of panel processing frock of bending, setting element one end pass through positioning bolt with the mould can be dismantled in bending and connect, the other end pass through positioning bolt with the lower mould of bending can be dismantled and connect.

The utility model provides a panel is bent and is handled frock guarantees the production process precision when solving the required frock of each process. The whole production process can be produced by using one set of tool, so that the cost of the tool is saved, the production efficiency is improved, the consistency of the joining precision of the upper process and the lower process is ensured, and the qualification rate of products is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a bending upper die and a bending lower die in the plate bending processing tool provided by the present invention;

fig. 2 is a use state diagram of a bending upper die and a bending lower die in the plate bending processing tool provided by the utility model;

fig. 3 is a schematic structural view of a first clamp in the plate bending processing tool provided by the present invention;

fig. 4 is one of the usage status diagrams of the first clamp in the plate bending processing tool provided by the present invention;

fig. 5 is a second usage state diagram of the first clamp in the plate bending processing tool provided by the present invention;

fig. 6 is a schematic structural view of a second clamp in the plate bending processing tool provided by the present invention;

fig. 7 is one of the usage state diagrams of the second clamp in the plate bending processing tool provided by the utility model;

fig. 8 is a second usage state diagram of the second fixture in the plate bending processing tool provided by the present invention.

Reference numerals:

100. bending the upper die; 110. A steel plate; 120. Connecting blocks;

130. a concave end face; 140. A limiting bulge; 200. Bending the lower die;

210. a convex end surface; 220. A limiting boss; 300. A first clamp;

310. a first card slot; 400. A second clamp; 410. A second card slot;

420. a third card slot; 500. A positioning member; 510. Positioning the bolt;

600. a connecting pin; 700. Installing a bolt; 800. A plate material;

900. and (5) reinforcing ribs.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The plate bending processing tool according to the embodiment of the present invention is described below with reference to fig. 1 to 8, and the plate bending processing tool includes an upper bending die 100, a lower bending die 200, and a first clamp 300.

As shown in fig. 1, one side of the bending upper die 100 is provided with an inner concave end surface 130, one side of the bending lower die 200 is provided with an outer convex end surface 210, both the inner concave end surface 130 and the outer convex end surface 210 are arc end surfaces, and the inner concave end surface 130 and the outer convex end surface 210 are arranged in parallel at intervals.

The bending upper die 100 is connected with a hydraulic press ejector rod, the bending lower die 200 is fixed with a hydraulic press platform, and at the moment, the concave end surface 130 of the bending upper die 100 is opposite to the convex end surface 210 of the bending lower die 200, so that the bending operation can be carried out. When bending is performed, the titanium alloy plate 800 can be placed in a furnace to be heated, the titanium alloy plate is placed on the convex end face 210 after heat preservation is performed for 1 hour at 600 ℃, the bending upper die 100 and the bending lower die 200 are pressed through a hydraulic press, and the plate 800 is bent under the action of the concave end face 130 and the convex end face 210.

Optionally, at least one of the bending upper die 100 and the bending lower die 200 includes at least two steel plates 110, the steel plates 110 have the same shape and are arranged in parallel at intervals, and adjacent steel plates 110 are connected by a connecting block 120. The connecting blocks 120 may be rectangular blocks, and a plurality of connecting blocks 120 may be disposed between two adjacent steel plates 110 to enhance the fixing effect. The connecting block 120 and the steel plate 110 may be fixed by welding. The arrangement mode can make up for the thickness deficiency of a single steel plate 110, ensures the width requirement of bending the plate 800, and can reduce the weight of the upper bending die 100 and the lower bending die 200.

Optionally, the bending upper die 100 is provided with limiting protrusions 140 at two ends of the concave end surface 130, the bending lower die 200 is provided with limiting bosses 220 at two ends of the convex end surface 210, and the limiting protrusions 140 abut against the limiting bosses 220. The limit protrusions 140 and the limit bosses 220 can form support when being abutted, so that the upper bending die 100 and the lower bending die 200 are prevented from excessively extruding the plate material 800, meanwhile, the two ends of the plate material 800 can be limited, and the plate material 800 is prevented from being inclined.

Referring to fig. 2, in an embodiment of the present invention, the plate bending processing tool further includes a positioning element 500, the positioning element 500 is adapted to connect the two sides of the bending upper die 100 and the two sides of the bending lower die 200, respectively, so that the relative positions of the bending upper die 100 and the bending lower die 200 are fixed. After the plate material 800 is bent by the upper bending die 100 and the lower bending die 200, the relative positions of the upper bending die 100 and the lower bending die 200 are fixed by the positioning piece 500, so that the bending effect on the plate material 800 can be maintained after the upper bending die 100 and the lower bending die 200 are detached by the hydraulic press, and the upper bending die 100, the lower bending die 200 and the plate material 800 can be placed into a furnace together for heating and shaping.

Optionally, the positioning element 500 is of a plate-shaped structure, and at least two positioning elements are respectively disposed on two sides of the bending upper die 100, one end of the positioning element 500 is fixedly connected to a side wall of the bending upper die 100, and the other end of the positioning element is fixedly connected to a side wall of the bending lower die 200, so that the relative position of the bending upper die 100 and the bending lower die 200 is fixed.

In an alternative mode, threaded holes are respectively formed in the upper bending die 100, the two ends of the positioning element 500 and the lower bending die 200, one end of the positioning element 500 is detachably connected with the upper bending die 100 through a positioning bolt 510, and the other end of the positioning element is detachably connected with the lower bending die 200 through a positioning bolt 510. This connection can facilitate the disassembly and assembly of the positioning member 500 and can be reused many times. The same positioning member 500 and the upper bending die 100 or the upper bending die 100 can be fixed by two or more positioning bolts 510 to increase the fixing firmness.

In another alternative, the positioning member 500 is directly fixedly connected to the bending upper die 100 and the bending lower die 200 by spot welding, and the spot welding may be removed by knocking when the disassembly is required.

Referring to fig. 3 to 5, a first engaging groove 310 is formed at one end of the first fixture 300, and the first engaging groove 310 is rectangular and has a width equal to the thickness of the bending lower mold 200. After the upper bending die 100 is removed, the first fixture 300 can be clamped on the lower bending die 200 from one side of the outer convex end surface 210 to limit the plate 800 so as to facilitate subsequent processing.

In order to ensure the fixing effect of the first clamp 300 on the plate 800 and maintain the plate 800 at a desired radian, a plurality of first clamps 300 may be arranged on the bending lower die 200 at intervals along the extending direction of the convex end surface 210. In order to avoid the looseness of the first clamp 300, after the first clamp 300 is clamped on the bending lower die 200, the first clamp 300 can be fixed on the bending lower die 200 in a spot welding mode. In the subsequent processing process of the sheet material 800, if the position shielded by the first fixture 300 is required to be processed, the first fixture 300 can be separated from the bending lower die 200 in a knocking mode, and the first fixture 300 is fixed by spot welding again after the processing is finished.

With reference to fig. 6 to 8, in an embodiment of the present invention, the plate bending processing tool further includes a second clamp 400, one end of the second clamp 400 is provided with a second clamping groove 410, a width of the second clamping groove 410 is equal to a thickness of the bending lower mold 200, so that the bending lower mold 200 can be clamped on the bending lower mold 200. The second card slot 410 is a rectangular groove, and a bottom thereof is recessed to form a third card slot 420. The third slot 420 is also a rectangular groove, and the width of the third slot is smaller than that of the second slot 410, and the third slot 420 can be used for fixing the reinforcing bar 900. When reinforcing ribs 900 need to be welded on the plate material 800, the first fixture 300 can be replaced by the second fixture 400, the installation mode of the second fixture 400 is the same as that of the first fixture 300, the second clamping groove 410 on the second fixture 400 limits and fixes the plate material 800, and the third clamping groove 420 on the second fixture 400 limits and fixes the reinforcing ribs 900, so that the reinforcing ribs 900 can be prevented from tilting, and the reinforcing ribs 900 can be prevented from shifting in the width direction of the plate material 800.

With reference to fig. 5 and 8, in an embodiment of the present invention, a mounting member is disposed on the bending lower die 200, and the mounting member is adapted to detachably connect at least one of the first clamp 300 and the second clamp 400 to the bending lower die 200. When the first clamp 300 is detachably connected to the bending lower die 200, a first product gap is formed between the bottom of the first clamping groove 310 and the outer convex end surface 210, and when the second clamp 400 is detachably connected to the bending lower die 200, a second product gap is formed between the bottom of the second clamping groove 410 and the outer convex end surface 210. The width of the first product gap and the width of the second product gap are both the same as the thickness of the plate 800, so that the plate 800 is limited.

In an alternative, the bending lower die 200 is provided with a first pin hole. At least one of the first jig 300 and the second jig 400 is provided with a second pin hole, and the first pin hole and the second pin hole have the same diameter. The mounting member is a connecting pin 600 inserted into the first pin hole and the second pin hole simultaneously. First pin holes may be respectively formed in both sides of the bending lower die 200, the first pin holes do not penetrate through the bending lower die 200, and both ends of the first jig 300 or the second jig 400 are respectively fixed by a connecting pin 600; the first pin hole may be a through hole penetrating through the bending lower die 200, and the fixing of both ends of the first jig 300 or the second jig 400 may be achieved by the same connecting pin 600.

In another alternative, the bending lower die 200 is provided with a first threaded hole. At least one of the first and second clamps 300 and 400 is provided with a second threaded hole having the same diameter. The mounting member is a mounting bolt 700 that is threaded into both the first and second threaded holes. First threaded holes may be respectively formed in both sides of the bending lower die 200, the first threaded holes do not penetrate through the bending lower die 200, and both ends of the first clamp 300 or the second clamp 400 are respectively fixed by a mounting bolt 700; the first screw hole may be a screw hole penetrating through the bending lower die 200, and both ends of the first jig 300 or the second jig 400 may be fixed by the same mounting bolt 700.

Compare in the fixed first anchor clamps 300 of the mode through spot welding and second anchor clamps 400, choose for use the installed part to fix and have the operation more convenient, and easily dismantle the advantage.

In order to reflect the effects of the plate bending processing tool in the product bending and processing processes, the specific implementation steps are described as follows by taking a product with the plate thickness of 10mm, the bending radian R1050mm, the width of 160mm and the length of 1060mm as an example:

1. design, unloading, processing of panel processing frock of bending: the bending upper die tool and the bending lower die tool are designed according to the characteristics of bent plate parts, the tools are made of 20mm steel plates 110 through water cutting, tailor welding and machining, and the inner concave end face 130 and the outer convex end face 210 are machined after selective welding, so that the bending precision is guaranteed.

2. Bending and shaping: firstly, connecting an upper bending die 100 with a top rod of a hydraulic press, fixing a lower bending die 200 with the hydraulic press platform, debugging equipment to ensure that the upper bending die 100 and the lower bending die 200 have no mould dislocation, putting a plate material 800 into a furnace for heating, keeping the temperature at 600 ℃ for 1 hour, then putting the plate material between an inner concave end surface 130 and an outer convex end surface 210 for bending, and ensuring that the clearance gauge of the plate material 800, the upper bending die 100 and the lower bending die 200 is not more than 0.1mm in the bending process. And then, fixing the upper bending die 100 and the lower bending die 200 at the butt joint of the upper bending die 100 and the lower bending die 200 by using a positioning piece 500 to ensure bending and shaping, putting the reinforced tool and the plate 800 into a furnace together for heating and shaping, wherein the shaping temperature is 650 ℃, and preserving heat for 2 hours. And air-cooling to room temperature, taking out, removing the positioning piece 500, and taking down the bending upper die 100.

3. Processing: the plate 800 is fixed and limited through the first fixture 300, and the first fixtures 300 are fixed on the bending lower die 200 through spot welding or mounting pieces, so that the first fixture 300 is ensured to be close to the plate 800. In the machining process, if the knife avoiding position is met, the first clamp 300 needs to be temporarily taken down and then machined.

4. Welding and reshaping: welding the reinforcing rib 900 and the plate material 800, clamping the reinforcing rib and the plate material 800 through the second fixture 400 in the welding process, using the reinforcing rib and the plate material at intervals of 50mm to avoid deformation in the welding process, performing stress relief annealing after welding is completed, putting the bending lower die 200, the second fixture 400, the plate material 800 and the reinforcing rib 900 into a furnace together, putting the bending lower die and the second fixture into the furnace at normal temperature, heating the bending lower die and the plate material to 620 ℃, preserving heat for 1 hour, and taking out the workpiece after the furnace is cooled to room temperature.

The embodiment of the utility model provides a panel bending treatment frock can satisfy the required frock demand of processes such as bending, design, processing, welding, heat treatment of titanium alloy product simultaneously. The whole production process uses one set of tool for production, so that the cost of the tool is saved, the production efficiency is improved, the consistency of the joining precision of the upper process and the lower process is ensured, and the qualification rate of products is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. The utility model provides a panel processing frock of bending which characterized in that includes: bend and go up the mould, bend lower mould and first anchor clamps, it is provided with the indent terminal surface to bend to go up mould one side, it is provided with the evagination terminal surface to bend lower mould one side, the indent terminal surface with the parallel interval of evagination terminal surface sets up, first anchor clamps one end is provided with first draw-in groove, the transversal rectangle of personally submitting of first draw-in groove, the width of first draw-in groove with the thickness of the lower mould of bending equals.

2. The plate bending processing tool according to claim 1, further comprising a second clamp, wherein a second clamping groove is formed in one end of the second clamp, the width of the second clamping groove is equal to the thickness of the bending lower die, and a third clamping groove is formed in the bottom of the second clamping groove.

3. The plate bending processing tool according to claim 2, wherein limiting protrusions are respectively arranged at two ends of the concave end face of the upper bending die, limiting bosses are respectively arranged at two ends of the convex end face of the lower bending die, and the limiting protrusions are abutted to the limiting bosses.

4. The plate bending processing tool according to claim 1, wherein the upper bending die and/or the lower bending die comprise at least two steel plates, the steel plates are arranged in parallel at intervals, and the adjacent steel plates are connected through connecting blocks.

5. The plate bending processing tool according to claim 2, wherein a mounting piece is arranged on the lower bending die, the mounting piece is suitable for enabling the first clamp and/or the second clamp to be detachably connected with the lower bending die, a first product gap is formed between the bottom of the first clamping groove and the outer convex end face when the first clamp is detachably connected to the lower bending die, and a second product gap is formed between the bottom of the second clamping groove and the outer convex end face when the second clamp is detachably connected to the lower bending die.

6. The plate bending processing tool according to claim 5, wherein a first pin hole is formed in the lower bending die, a second pin hole is formed in the first clamp and/or the second clamp, and the mounting piece is a connecting pin which is inserted into the second pin hole and the first pin hole simultaneously.

7. The plate bending processing tool according to claim 5, wherein a first threaded hole is formed in the lower bending die, a second threaded hole is formed in the first clamp and/or the second clamp, and the mounting piece is a mounting bolt which is simultaneously in threaded connection with the second threaded hole and the first threaded hole.

8. The plate bending processing tool according to claim 1, further comprising positioning pieces, wherein the positioning pieces are suitable for being respectively connected with two sides of the upper bending die and two sides of the lower bending die so that the relative positions of the upper bending die and the lower bending die are fixed.

9. The plate bending processing tool according to claim 8, wherein the positioning pieces are of plate-shaped structures, at least two positioning pieces are arranged on two sides of the upper bending die respectively, one end of each positioning piece is fixedly connected with the side wall of the upper bending die, and the other end of each positioning piece is fixedly connected with the side wall of the lower bending die.

10. The plate bending processing tool according to claim 9, wherein one end of the positioning piece is detachably connected with the upper bending die through a positioning bolt, and the other end of the positioning piece is detachably connected with the lower bending die through a positioning bolt.

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