Titanium alloy pipe fitting positioning device and machining method

Abstract

The invention relates to the technical field of bicycle machining, in particular to a titanium alloy pipe fitting positioning device and a machining method. The titanium alloy pipe fitting positioning device comprises a supporting table, a first workbench, a first positioning mechanism, a plurality of first clamping mechanisms and a laser cutting mechanism, the supporting table is used for supporting a first pipe fitting, the first workbench is arranged on one side of the supporting table, the first positioning mechanism is slidably arranged on the first workbench, and one end of the first positioning mechanism can be inserted into the first pipe fitting; the multiple first clamping mechanisms are arranged on the supporting table at intervals in the length direction of the first workbench and used for clamping the first pipe fitting, and the laser cutting mechanism is used for cutting the first pipe fitting. Compared with the prior art, the titanium alloy pipe fitting is fixed through the positioning device, then the titanium alloy pipe fitting is cut through the laser cutting mechanism, and machining of the titanium alloy pipe fitting is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of bicycle processing, and in particular to a titanium alloy pipe positioning device and a processing method. Background Art

[0002] The current market demand is mostly for aluminum alloy bicycles and carbon fiber bicycles. In order to cater to future market development, the development of new material frames has become a top priority. Titanium alloy has the advantages of strong rigidity and light weight, and is the preferred material for the future development of the bicycle manufacturing industry. However, titanium alloy is difficult to process due to its high density, and traditional milling cannot be performed.

[0003] Therefore, there is an urgent need for a titanium alloy pipe positioning device and a processing method to solve the above technical problems. Summary of the invention

[0004] The purpose of the present invention is to provide a titanium alloy pipe positioning device and a processing method, which can process titanium alloy pipes.

[0005] To achieve this object, the present invention adopts the following technical solutions:

[0006] A titanium alloy pipe positioning device comprises: a support table, a first workbench, a first positioning mechanism, a plurality of first clamping mechanisms and a laser cutting mechanism, wherein the support table is used to support a first pipe, the first workbench is arranged on one side of the support table, the first positioning mechanism is slidably arranged on the first workbench, one end of the first positioning mechanism can be inserted into the first pipe, a plurality of first clamping mechanisms are arranged on the support table at intervals along the length direction of the first workbench, the first clamping mechanism is used to clamp the first pipe, and the laser cutting mechanism is used to cut the first pipe.

[0007] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the titanium alloy pipe positioning device also includes a plurality of first support blocks, and the plurality of first support blocks are arranged in a one-to-one correspondence with the plurality of first clamping mechanisms. The plurality of first support blocks are arranged on the support table at intervals along the length direction of the first workbench, the first clamping mechanism is arranged on the first support block, and the first support block is used to support the first pipe.

[0008] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the first support block is provided with a first arcuate surface, and the first arcuate surface can fit with the outer surface of the first pipe.

[0009] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the first positioning mechanism includes a first positioning core and a first driving member, the first positioning core is slidably set on the first workbench, the first driving member is connected to the first positioning core, and the first driving member can drive the first positioning core to move along the length direction of the first workbench, and the first positioning core can be inserted into the first pipe.

[0010] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the titanium alloy pipe positioning device also includes a first mounting seat, the first mounting seat is arranged on the first workbench, and the first driving member is arranged on the first mounting seat.

[0011] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the first positioning mechanism also includes a first slider, the first workbench is provided with a first slide rail, the first slider is slidably set on the first slide rail, and the two ends of the first slider are respectively connected to the first positioning core and the first driving member, so that the first driving member can drive the first slider to drive the first positioning core to move along the length direction of the first slide rail.

[0012] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the first sliding block is provided with a first sliding groove along the vertical direction, the first positioning core is slidably arranged in the first sliding groove, and the first positioning core can slide along the length direction of the first sliding groove.

[0013] As a preferred technical solution of the above-mentioned titanium alloy pipe positioning device, the titanium alloy pipe positioning device also includes a second workbench, a second positioning mechanism and a plurality of second clamping mechanisms. The second workbench is arranged on the other side of the support platform, and the length direction of the first workbench is perpendicular to the length direction of the second workbench. The second positioning mechanism is slidably arranged on the second workbench, one end of the second positioning mechanism can be inserted into the second pipe, and a plurality of second clamping mechanisms are arranged on the support platform at intervals along the length direction of the second workbench. The second clamping mechanism is used to clamp the second pipe, and the laser cutting mechanism is used to cut the second pipe.

[0014] A processing method, using the titanium alloy pipe positioning device in the above preferred technical solution, the processing method comprises:

[0015] S1: The first workbench and the second workbench are respectively arranged on two adjacent sides of the support platform, the first positioning mechanism is inserted into the first pipe and the first pipe is clamped and fixed by the first clamping mechanism, and the second positioning mechanism is inserted into the second pipe and the second pipe is clamped and fixed by the second clamping mechanism;

[0016] S2: Pull out the first positioning mechanism and the second positioning mechanism, and remove the first workbench and the second workbench;

[0017] S3: transporting the entire support platform structure to a cutting workstation, and using the laser cutting mechanism to cut the first pipe and the second pipe.

[0018] As a preferred technical solution for the above processing method, in S3, the cutting speed is 200mm / s, the comprehensive laser power is 1200w, the focus position is -2mm, the working height adjustment position is 1mm, the cutting nozzle diameter is 2mm, and the air compressor pressure is 1.3mpa.

[0019] Beneficial effects of the present invention:

[0020] The present invention provides a titanium alloy pipe positioning device. The titanium alloy pipe positioning device comprises: a support platform, a first workbench, a first positioning mechanism, a plurality of first clamping mechanisms and a laser cutting mechanism, the support platform is used to support the first pipe, the first workbench is arranged on one side of the support platform, the first positioning mechanism is slidably arranged on the first workbench, one end of the first positioning mechanism can be inserted into the first pipe, a plurality of first clamping mechanisms are arranged on the support platform at intervals along the length direction of the first workbench, the first clamping mechanism is used to clamp the first pipe, and the laser cutting mechanism is used to cut the first pipe. Compared with the prior art, the titanium alloy pipe is fixed by the positioning device, and then the titanium alloy pipe is cut by the laser cutting mechanism, so as to realize the processing of the titanium alloy pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the contents of the embodiments of the present invention and these drawings without paying any creative work.

[0022] Figure 1 A schematic structural diagram of a titanium alloy pipe positioning device provided in an embodiment of the present invention.

[0023] In the figure:

[0024] 1. Support table; 2. First workbench; 21. First slide rail; 3. First positioning mechanism; 31. First positioning core; 32. First driving member; 33. First slider; 4. First clamping mechanism; 5. First pipe; 6. First support block; 7. First mounting seat; 8. Second workbench; 81. Second slide rail; 9. Second positioning mechanism; 91. Second positioning core; 92. Second driving member; 93. Second slider; 10. Second clamping mechanism; 11. Second pipe; 12. Second support block; 13. Second mounting seat. DETAILED DESCRIPTION

[0025] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0026] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0028] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplification of operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operate in a specific direction, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0029] like Figure 1As shown, the present invention provides a titanium alloy pipe positioning device. The titanium alloy pipe positioning device comprises: a support table 1, a first workbench 2, a first positioning mechanism 3, a plurality of first clamping mechanisms 4 and a laser cutting mechanism.

[0030] Specifically, the support platform 1 is used to support the first pipe 5, the first workbench 2 is arranged on one side of the support platform 1, the first positioning mechanism 3 is slidably arranged on the first workbench 2, one end of the first positioning mechanism 3 can be inserted into the first pipe 5, a plurality of first clamping mechanisms 4 are arranged on the support platform 1 at intervals along the length direction of the first workbench 2, the first clamping mechanisms 4 are used to clamp the first pipe 5, and the laser cutting mechanism is used to cut the first pipe 5. Compared with the prior art, the titanium alloy pipe is fixed by the positioning device, and then the titanium alloy pipe is cut by the laser cutting mechanism to realize the processing of the titanium alloy pipe.

[0031] Optionally, the titanium alloy pipe positioning device further includes a second workbench 8, a second positioning mechanism 9 and a plurality of second clamping mechanisms 10, the second workbench 8 is arranged on the other side of the support platform 1, and the length direction of the first workbench 2 is perpendicular to the length direction of the second workbench 8, the second positioning mechanism 9 is slidably arranged on the second workbench 8, one end of the second positioning mechanism 9 can be inserted into the second pipe 11, and a plurality of second clamping mechanisms 10 are arranged on the support platform 1 at intervals along the length direction of the second workbench 8, the second clamping mechanism 10 is used to clamp the second pipe 11, and the laser cutting mechanism is used to cut the second pipe 11. Specifically, the first pipe 5 and the second pipe 11 have different sizes, and the laser cutting mechanism is used to cut the first pipe 5 and the second pipe 11, so that the ends of the first pipe 5 and the second pipe 11 are cut with the required overlap arc, so that the first pipe 5 and the second pipe 11 are perfectly spliced.

[0032] Optionally, the titanium alloy pipe positioning device further includes a plurality of first support blocks 6, which are arranged one-to-one with the plurality of first clamping mechanisms 4, and the plurality of first support blocks 6 are arranged at intervals on the support platform 1 along the length direction of the first workbench 2, and the first clamping mechanism 4 is arranged on the first support block 6, and the first support block 6 is used to support the first pipe 5. Specifically, the titanium alloy pipe positioning device further includes a plurality of second support blocks 12, which are arranged one-to-one with the plurality of second clamping mechanisms 10, and the plurality of second support blocks 12 are arranged at intervals on the support platform 1 along the length direction of the second workbench 8, and the second clamping mechanism 10 is arranged on the second support block 12, and the second support block 12 is used to support the second pipe 11, and the height of the first support block 6 is less than the height of the second support block 12, so that the first pipe 5 and the second pipe 11 are arranged at intervals along the vertical direction, and the length direction of the first pipe 5 is perpendicular to the length direction of the second pipe 11, so that the first pipe 5 and the second pipe 11 can be cut into the required overlap arc.

[0033] Optionally, the first support block 6 is provided with a first curved surface, which can fit with the outer surface of the first pipe fitting 5, thereby improving the stability of the first pipe fitting 5, and the second support block 12 is provided with a second curved surface, which can fit with the outer surface of the second pipe fitting 11, thereby improving the stability of the second pipe fitting 11.

[0034] Optionally, the first positioning mechanism 3 includes a first positioning core 31 and a first driving member 32, the first positioning core 31 is slidably disposed on the first workbench 2, the first driving member 32 is connected to the first positioning core 31, and the first driving member 32 can drive the first positioning core 31 to move along the length direction of the first workbench 2, and the first positioning core 31 can be inserted into the first pipe 5 to prevent the first pipe 5 from shifting. Specifically, the second positioning mechanism 9 includes a second positioning core 91 and a second driving member 92, the second positioning core 91 is slidably disposed on the second workbench 8, the second driving member 92 is connected to the second positioning core 91, and the second driving member 92 can drive the second positioning core 91 to move along the length direction of the second workbench 8, and the second positioning core 91 can be inserted into the second pipe 11 to prevent the second pipe 11 from shifting. Further, the first driving member 32 and the second driving member 92 are both cylinders.

[0035] Optionally, the titanium alloy pipe positioning device also includes a first mounting seat 7, which is arranged on the first workbench 2, and the first driving member 32 is arranged on the first mounting seat 7, which can improve the stability of the first driving member 32. The titanium alloy pipe positioning device also includes a second mounting seat 13, which is arranged on the second workbench 8, and the second driving member 92 is arranged on the second mounting seat 13, which can improve the stability of the second driving member 92.

[0036] Optionally, the first positioning mechanism 3 further includes a first slider 33, the first workbench 2 is provided with a first slide rail 21, the first slider 33 is slidably disposed on the first slide rail 21, and the two ends of the first slider 33 are respectively connected to the first positioning core 31 and the first driving member 32, so that the first driving member 32 can drive the first slider 33 to drive the first positioning core 31 to move along the length direction of the first slide rail 21. Specifically, the second positioning mechanism 9 further includes a second slider 93, the second workbench 8 is provided with a second slide rail 81, the second slider 93 is slidably disposed on the second slide rail 81, and the two ends of the second slider 93 are respectively connected to the second positioning core 91 and the second driving member 92, so that the second driving member 92 can drive the second slider 93 to drive the second positioning core 91 to move along the length direction of the second slide rail 81.

[0037] Optionally, the first slider 33 is provided with a first slide groove along the vertical direction, the first positioning core 31 is slidably provided in the first slide groove, and the first positioning core 31 can slide along the length direction of the first slide groove, for adjusting the height of the first positioning core 31. The second slider 93 is provided with a second slide groove along the vertical direction, the second positioning core 91 is slidably provided in the second slide groove, and the second positioning core 91 can slide along the length direction of the second slide groove, for adjusting the height of the second positioning core 91.

[0038] The present invention also provides a processing method, using the titanium alloy pipe positioning device in the above embodiment, the processing method comprises:

[0039] S1: The first workbench 2 and the second workbench 8 are respectively arranged on two adjacent sides of the support platform 1, the first positioning mechanism 3 is inserted into the first pipe 5 and the first pipe 5 is clamped and fixed by the first clamping mechanism 4, the second positioning mechanism 9 is inserted into the second pipe 11 and the second pipe 11 is clamped and fixed by the second clamping mechanism 10;

[0040] S2: Pull out the first positioning mechanism 3 and the second positioning mechanism 9, and remove the first workbench 2 and the second workbench 8;

[0041] S3: The entire structure of the support platform 1 is transported to a cutting workstation, and a laser cutting mechanism is used to cut the first tube 5 and the second tube 11 .

[0042] Optionally, in S3, the cutting speed is 200 mm / s, the integrated laser power is 1200 W, the focus position is -2 mm, the working height adjustment position is 1 mm, the cutting nozzle diameter is 2 mm, and the air pressure is 1.3 MPa.

[0043] In addition, the above are only preferred embodiments of the present invention and the technical principles used. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the scope of protection of the present invention. Therefore, although the present invention has been described in more detail through the above embodiments, the present invention is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the concept of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A titanium alloy pipe positioning device, characterized in that: include: A support platform (1), a first workbench (2), a first positioning mechanism (3), a plurality of first clamping mechanisms (4) and a laser cutting mechanism, wherein the support platform (1) is used to support a first pipe (5), the first workbench (2) is arranged on one side of the support platform (1), the first positioning mechanism (3) is slidably arranged on the first workbench (2), one end of the first positioning mechanism (3) can be inserted into the first pipe (5), a plurality of first clamping mechanisms (4) are arranged on the support platform (1) at intervals along the length direction of the first workbench (2), the first clamping mechanism (4) is used to clamp the first pipe (5), and the laser cutting mechanism is used to cut the first pipe (5).

2. A titanium alloy pipe positioning device according to claim 1, characterized in that: The titanium alloy pipe positioning device also includes a plurality of first support blocks (6), and the plurality of first support blocks (6) are arranged in a one-to-one correspondence with the plurality of first clamping mechanisms (4). The plurality of first support blocks (6) are arranged on the support platform (1) at intervals along the length direction of the first workbench (2), and the first clamping mechanism (4) is arranged on the first support block (6). The first support block (6) is used to support the first pipe (5).

3. A titanium alloy pipe positioning device according to claim 2, characterized in that: The first supporting block (6) is provided with a first arcuate surface, and the first arcuate surface can fit with the outer surface of the first pipe (5).

4. A titanium alloy pipe positioning device according to claim 1, characterized in that: The first positioning mechanism (3) comprises a first positioning core (31) and a first driving member (32); the first positioning core (31) is slidably arranged on the first workbench (2); the first driving member (32) is connected to the first positioning core (31), and the first driving member (32) can drive the first positioning core (31) to move along the length direction of the first workbench (2); the first positioning core (31) can be inserted into the first pipe (5).

5. A titanium alloy pipe positioning device according to claim 4, characterized in that: The titanium alloy pipe positioning device further comprises a first mounting seat (7), wherein the first mounting seat (7) is arranged on the first workbench (2), and the first driving member (32) is arranged on the first mounting seat (7).

6. A titanium alloy pipe positioning device according to claim 4, characterized in that: The first positioning mechanism (3) further comprises a first slider (33); the first workbench (2) is provided with a first slide rail (21); the first slider (33) is slidably arranged on the first slide rail (21); two ends of the first slider (33) are respectively connected to the first positioning core (31) and the first driving member (32), so that the first driving member (32) can drive the first slider (33) to drive the first positioning core (31) to move along the length direction of the first slide rail (21).

7. A titanium alloy pipe positioning device according to claim 6, characterized in that: The first sliding block (33) is provided with a first sliding groove along the vertical direction, the first positioning core (31) is slidably arranged in the first sliding groove, and the first positioning core (31) can slide along the length direction of the first sliding groove.

8. A titanium alloy pipe positioning device according to any one of claims 1 to 7, characterized in that: The titanium alloy pipe positioning device also includes a second workbench (8), a second positioning mechanism (9) and a plurality of second clamping mechanisms (10); the second workbench (8) is arranged on the other side of the support platform (1), and the length direction of the first workbench (2) is perpendicular to the length direction of the second workbench (8); the second positioning mechanism (9) is slidably arranged on the second workbench (8); one end of the second positioning mechanism (9) can be inserted into the second pipe (11); a plurality of second clamping mechanisms (10) are arranged on the support platform (1) at intervals along the length direction of the second workbench (8); the second clamping mechanism (10) is used to clamp the second pipe (11); and the laser cutting mechanism is used to cut the second pipe (11).

9. A processing method, characterized in that: Using the titanium alloy pipe positioning device as described in claim 8, the processing method includes: S1: The first workbench (2) and the second workbench (8) are respectively arranged on two adjacent sides of the support platform (1); the first positioning mechanism (3) is inserted into the first pipe (5) and the first clamping mechanism (4) is used to clamp and fix the first pipe (5); the second positioning mechanism (9) is inserted into the second pipe (11) and the second clamping mechanism (10) is used to clamp and fix the second pipe (11); S2: extracting the first positioning mechanism (3) and the second positioning mechanism (9), and removing the first workbench (2) and the second workbench (8); S3: The entire structure of the support platform (1) is transported to a cutting workstation, and the first tube (5) and the second tube (11) are cut using the laser cutting mechanism.

10. A processing method according to claim 9, characterized in that: In S3, the cutting speed is 200mm / s, the integrated laser power is 1200W, the focus position is -2mm, the working height adjustment position is 1mm, the cutting nozzle diameter is 2mm, and the air pressure is 1.3MPa.

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