CN214348799U - Combined type bending cutter - Google Patents
Combined type bending cutter Download PDFInfo
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- CN214348799U CN214348799U CN202023334689.1U CN202023334689U CN214348799U CN 214348799 U CN214348799 U CN 214348799U CN 202023334689 U CN202023334689 U CN 202023334689U CN 214348799 U CN214348799 U CN 214348799U
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Abstract
The utility model relates to a combined type bending cutter, which comprises a bending cutter and a profiling component; the lower end of the upper profiling is provided with a first V-shaped groove which is opened upwards and is matched with the V-shaped tool bit in shape, the lower end of the upper profiling is provided with a second V-shaped groove which is opened downwards, and the upper end of the lower profiling is provided with a limit convex part matched with the second V-shaped groove in shape; the device also comprises a driving mechanism, wherein the driving mechanism is used for driving the upper profiling to vertically lift relative to the lower profiling or driving the lower profiling to vertically lift relative to the upper profiling. The utility model discloses combined type bending cutter can satisfy the integration of taking the commercial door frame in U type leather strip groove and bend the preparation demand, compares with current door frame sectional type assembly welding mode, can simplify the manufacture process greatly, improves production efficiency, practices thrift material and cost of labor etc..
Description
Technical Field
The utility model relates to a commercial door field of making, concretely relates to commercial door frame is bent with combined type cutter of bending.
Background
In the prior art, when a commercial door frame with a U-shaped leather strip groove is manufactured, a 322 coil stock is generally adopted to be respectively bent by a bending cutter to manufacture a front sheet and a rear sheet, and then the front sheet and the rear sheet are welded together to be formed, so that the integrated bending manufacture of the product cannot be realized, and the problems of complex processing, low production efficiency, high production cost and the like exist. The reason is that the existing bending tool is not enough in design, particularly, the existing bending tool is composed of a bending tool and two mutually independent first explorators and second explorators, when the front piece is processed, the first explorators are required to be installed on the bending equipment and matched with the bending tool to process the front piece model, and in the process of processing the rear piece, the second explorators are required to be replaced after the first explorators are disassembled and matched with the bending tool to process the rear piece model, so that the existing commercial door frame with the U-shaped leather strip groove can only adopt a mode of bending step by step and then welding, and therefore, the existing commercial door frame is very inconvenient to improve the bending tool by related employees.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a combined type bending cutter for manufacturing a commercial door frame with a U-shaped leather strip groove in an integrated manner, so that the product processing and manufacturing are simplified, the production efficiency is improved, and the material and labor cost are saved.
The purpose of the utility model is realized through the following technical scheme:
a combined type bending cutter comprises a bending cutter and a profiling assembly; the bottom end of the bending knife is provided with a V-shaped knife head which is downward pointed, the profiling assembly comprises an upper profiling positioned below the bending knife and a lower profiling positioned below the upper profiling, the upper end of the upper profiling is provided with a first V-shaped groove which is opened upwards and is matched with the V-shaped knife head in shape, the lower end of the upper profiling is provided with a second V-shaped groove which is opened downwards, and the upper end of the lower profiling is provided with a limiting convex part matched with the second V-shaped groove in shape; the device also comprises a driving mechanism, wherein the driving mechanism is used for driving the upper profiling to vertically lift relative to the lower profiling or driving the lower profiling to vertically lift relative to the upper profiling.
Furthermore, the driving mechanism is a hydraulic or pneumatic driving cylinder which is vertically arranged and used for driving the upper explorator to vertically lift relative to the lower explorator, the driving cylinder comprises a cylinder body and a piston rod, the lower end of the piston rod is slidably sleeved on the cylinder body, and the upper end of the piston rod is exposed out of the cylinder body and is connected with the upper explorator through a connecting seat.
Further, the V-shaped cutter head is formed by intersecting a longer first inclined plane and a shorter second inclined plane, the first inclined plane and an included angle between the second inclined planes are acute angles, and the first inclined plane and an inclination angle of the second inclined plane are symmetrically arranged along the horizontal direction.
Further, first V-arrangement groove be with the acute angle V-arrangement groove of V-arrangement tool bit shape looks adaptation, and first V-arrangement groove by with the third inclined plane of first inclined plane homonymy with the fourth inclined plane of second inclined plane homonymy is crossing to be formed, the length on third inclined plane is greater than the fourth inclined plane, the upper end of going up the profiling still be equipped with certainly the outer end on fourth inclined plane upwards is certain angle slope and extends to the first supplementary of the upper end correspondence side outer fringe of going up the profiling leans on the inclined plane.
Furthermore, the angle of the second V-shaped groove is greater than that of the first V-shaped groove, the second V-shaped groove is formed by intersecting a fifth inclined plane on the same side as the first inclined plane and a sixth inclined plane on the same side as the second inclined plane, the length of the fifth inclined plane is smaller than that of the sixth inclined plane, and the inclination angles of the fifth inclined plane and the sixth inclined plane are asymmetrically arranged along the horizontal direction.
Furthermore, the lower end of the upper explorator is also provided with a second auxiliary abutting inclined surface parallel to the sixth inclined surface, the inner end of the second auxiliary abutting inclined surface is connected with one end, far away from the sixth inclined surface, of the fifth inclined surface, and the outer end of the second auxiliary abutting inclined surface extends to the outer edge of the lower end corresponding side of the upper explorator.
Furthermore, the limiting convex part comprises a seventh inclined surface parallel to the fifth inclined surface, an eighth inclined surface which is connected with one end of the seventh inclined surface close to the sixth inclined surface and is parallel to the sixth inclined surface, and a third auxiliary abutting inclined surface which is connected with one end of the seventh inclined surface far away from the sixth inclined surface.
Furthermore, an avoiding groove is formed at the intersection of the fifth inclined plane and the sixth inclined plane.
Compared with the prior art, the utility model discloses following beneficial effect has:
first, the utility model discloses combined type bending cutter can satisfy the integration of taking the commercial door frame in U type leather strap groove and bend the preparation demand, compares with current door frame sectional type assembly welding mode, can simplify the manufacture process greatly, improves production efficiency, material saving and cost of labor. Secondly, the utility model discloses combined type cutter strong adaptability of bending not only can be used to take the commercial door frame's of U type leather strap groove the integration preparation of bending, but also can be used to the preparation of bending of conventional door frame product at ordinary times.
Drawings
Fig. 1 is the overall structure schematic diagram of the combined type bending tool of the present invention.
Fig. 2 is a schematic structural view of the middle bending knife of the present invention.
Fig. 3 is a schematic structural view of the upper explorator of the present invention.
Fig. 4 is a schematic structural view of the middle and lower explorator of the present invention.
Fig. 5a, 5b, 5c, 5d, 5e, 5f, 5g, 5h, and 5i are schematic diagrams illustrating the process of the composite bending tool for integrally bending and manufacturing the commercial door frame with U-shaped strip grooves, and the driving mechanism is not illustrated for simplicity.
Fig. 6 is a schematic view of a door frame of a commercial door with U-shaped strip grooves.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
As shown in fig. 1 to 4, an embodiment of the present invention provides a combined bending tool, which includes a bending tool 1 and a profiling module 2. The bottom of bending knife 1 has the V-arrangement tool bit 11 that is the pinnacle form downwards, and profiling subassembly 2 is including last profiling 21 that is located bending knife 1 below and the lower profiling 22 that is located the profiling 21 below, and the upper end of going up profiling 21 is equipped with opening up and with the first V-arrangement groove 211 of V-arrangement tool bit 11 shape looks adaptation, and the lower extreme of going up profiling 21 is equipped with opening second V-arrangement groove 212 down, and the upper end of lower profiling 22 is equipped with the spacing convex part 221 with second V-arrangement groove 212 shape looks adaptation. And the device also comprises a driving mechanism 3, and the driving mechanism 3 is used for driving the upper profiling 21 to vertically lift relative to the lower profiling 22.
In this embodiment, the driving mechanism 3 is a hydraulic or pneumatic driving cylinder vertically disposed, the driving cylinder includes a cylinder body 31 and a piston rod 32, a lower end of the piston rod 32 is slidably connected to the cylinder body 31, and an upper end of the piston rod 32 is exposed out of the cylinder body 31 and connected to the upper cam 21 through a connecting seat 33.
In this embodiment, the V-shaped cutting head 11 is formed by intersecting a longer first inclined surface 111 and a shorter second inclined surface 112, an included angle between the first inclined surface 111 and the second inclined surface 112 is an acute angle, and the inclined angles of the first inclined surface 111 and the second inclined surface 112 are symmetrically arranged along the horizontal direction.
In this embodiment, the first V-shaped groove 211 is an acute-angled V-shaped groove adapted to the shape of the V-shaped cutting head 11, the first V-shaped groove 211 is formed by intersecting a third inclined surface 2111 on the same side as the first inclined surface 111 and a fourth inclined surface 2112 on the same side as the second inclined surface 112, the length of the third inclined surface 2111 is greater than that of the fourth inclined surface 2112, and the upper end of the upper fence 21 is further provided with a first auxiliary abutting inclined surface 210 which extends upward from the outer end (i.e., the end away from the third inclined surface 2111) of the fourth inclined surface 2112 at an angle and extends to the outer edge of the upper end of the upper fence 21 on the side corresponding to the upper end.
In this embodiment, the angle of the second V-shaped groove 212 is greater than that of the first V-shaped groove 211, the second V-shaped groove 212 is formed by intersecting a fifth inclined surface 2121 on the same side as the first inclined surface 111 and a sixth inclined surface 2122 on the same side as the second inclined surface 112, the length of the fifth inclined surface 2121 is less than that of the sixth inclined surface 2122, and the inclined angles of the fifth inclined surface 2121 and the sixth inclined surface 2122 are asymmetrically arranged along the horizontal direction.
In this embodiment, the lower end of the upper cam 21 is further provided with a second auxiliary abutting inclined surface 213 parallel to the sixth inclined surface 2122, an inner end of the second auxiliary abutting inclined surface 213 is connected to an end of the fifth inclined surface 2121 far from the sixth inclined surface 2122, and an outer end of the second auxiliary abutting inclined surface 213 extends to an outer edge of the lower end of the upper cam 21.
In this embodiment, the convex position-limiting portion 221 includes a seventh inclined surface 2211 parallel to the fifth inclined surface 2121, an eighth inclined surface 2212 connected to an end of the seventh inclined surface 2211 close to the sixth inclined surface 2122 and parallel to the sixth inclined surface 2122, and a third auxiliary abutting inclined surface 2213 connected to an end of the seventh inclined surface 2211 far from the sixth inclined surface 2122.
In this embodiment, an avoiding groove 2123 is formed at an intersection of the fifth inclined surface 2121 and the sixth inclined surface 2122, and the avoiding groove 2123 is used for avoiding a corner portion of the door frame profile during processing and manufacturing.
In this embodiment, fig. 5a, fig. 5b, fig. 5c, fig. 5d, fig. 5e, fig. 5f, fig. 5g, fig. 5h, and fig. 5i illustrate the whole process of manufacturing the commercial door frame with the U-shaped strip groove by integrally bending the composite bending tool according to this embodiment. Wherein: fig. 5a, 5b, 5c and 5d illustrate the pre-bending of the middle shape of the doorframe by the engagement of the V-shaped cutting head 11 of the bending knife 1 with the first V-shaped groove 211 of the upper cam 21; fig. 5e illustrates that the second V-shaped groove 212 of the upper cam 21 is matched with the limit protrusion 221 of the lower cam 22 to bend and shape the middle portion of the door frame, and in the process, the upper cam 21 is controlled to ascend through the driving mechanism 3 to open the upper cam 21, then the middle portion of the door frame is placed into the limit protrusion of the lower cam 22, and then the upper cam 21 is controlled to descend through the driving mechanism 3 to enable the second V-shaped groove 212 to press the middle portion of the door frame, so as to complete the bending and shaping operation of the middle portion; fig. 5f, 5g, 5h and 5i illustrate the bending and shaping of the two side portions of the doorframe by the matching of the V-shaped cutting head 11 of the bending knife 1 and the first V-shaped groove 211 of the upper cam 21; finally, the commercial door frame with the U-shaped belt groove is formed as shown in figure 6.
In other embodiments of the present invention, the driving mechanism 3 can be designed to drive the lower cam 22 to vertically lift relative to the upper cam 21, and at this time, the upper cam 21 remains stationary, but a corresponding supporting structure should be designed to support the upper cam 21.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (8)
1. A combined type bending cutter comprises a bending cutter and a profiling assembly; the method is characterized in that: the bottom end of the bending knife is provided with a V-shaped knife head which is downward pointed, the profiling assembly comprises an upper profiling positioned below the bending knife and a lower profiling positioned below the upper profiling, the upper end of the upper profiling is provided with a first V-shaped groove which is opened upwards and is matched with the V-shaped knife head in shape, the lower end of the upper profiling is provided with a second V-shaped groove which is opened downwards, and the upper end of the lower profiling is provided with a limiting convex part matched with the second V-shaped groove in shape; the device also comprises a driving mechanism, wherein the driving mechanism is used for driving the upper profiling to vertically lift relative to the lower profiling or driving the lower profiling to vertically lift relative to the upper profiling.
2. The composite bending tool of claim 1, wherein: the driving mechanism is a hydraulic or pneumatic driving cylinder which is vertically arranged and used for driving the upper explorator to vertically lift relative to the lower explorator, the driving cylinder comprises a cylinder body and a piston rod, the lower end of the piston rod is slidably sleeved on the cylinder body, and the upper end of the piston rod is exposed out of the cylinder body and is connected with the upper explorator through a connecting seat.
3. The compound bending tool according to claim 1 or 2, wherein: the V-arrangement tool bit is crossing formation by longer first inclined plane and shorter second inclined plane, first inclined plane with contained angle between the second inclined plane is the acute angle, and first inclined plane with the inclination on second inclined plane sets up along the horizontal direction symmetry.
4. The composite bending tool according to claim 3, wherein: the first V-shaped groove is an acute angle V-shaped groove matched with the V-shaped cutter head in shape, the first V-shaped groove is formed by intersecting a third inclined surface on the same side of the first inclined surface and a fourth inclined surface on the same side of the second inclined surface, the length of the third inclined surface is larger than that of the fourth inclined surface, the upper end of the upper explorator is further provided with a first auxiliary leaning-against inclined surface, and the outer end of the fourth inclined surface upwards inclines at a certain angle and extends to the outer edge of the corresponding side of the upper end of the upper explorator.
5. The composite bending tool according to claim 3, wherein: the angle of the second V-shaped groove is larger than that of the first V-shaped groove, the second V-shaped groove is formed by intersecting a fifth inclined plane on the same side as the first inclined plane and a sixth inclined plane on the same side as the second inclined plane, the length of the fifth inclined plane is smaller than that of the sixth inclined plane, and the inclination angles of the fifth inclined plane and the sixth inclined plane are arranged asymmetrically along the horizontal direction.
6. The composite bending tool according to claim 5, wherein: the lower end of the upper explorator is also provided with a second auxiliary abutting inclined surface parallel to the sixth inclined surface, the inner end of the second auxiliary abutting inclined surface is connected with one end, far away from the sixth inclined surface, of the fifth inclined surface, and the outer end of the second auxiliary abutting inclined surface extends to the outer edge of the corresponding side of the lower end of the upper explorator.
7. The composite bending tool according to claim 6, wherein: the limiting convex part comprises a seventh inclined surface parallel to the fifth inclined surface, an eighth inclined surface which is connected with one end, close to the sixth inclined surface, of the seventh inclined surface and is parallel to the sixth inclined surface, and a third auxiliary abutting inclined surface which is connected with one end, far away from the sixth inclined surface, of the seventh inclined surface.
8. The composite bending tool according to claim 5, wherein: an avoiding groove is formed at the intersection of the fifth inclined plane and the sixth inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334689.1U CN214348799U (en) | 2020-12-30 | 2020-12-30 | Combined type bending cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334689.1U CN214348799U (en) | 2020-12-30 | 2020-12-30 | Combined type bending cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214348799U true CN214348799U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023334689.1U Active CN214348799U (en) | 2020-12-30 | 2020-12-30 | Combined type bending cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214348799U (en) |
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2020
- 2020-12-30 CN CN202023334689.1U patent/CN214348799U/en active Active
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