Combined machining tool and method for two angle-formed supporting rod connector holes

Abstract

The invention provides a combined machining tool and method for two angle-formed supporting rod connector holes. The tool comprises a main supporting rod 1 and an auxiliary supporting rod 2 and further comprises a cushion block 3, a base 4, an outer circle positioning supporting plate 5, an inner circle positioning cylinder 6, a supporting bolt 7, a main supporting rod V-shaped base 8, a main clamping block 9, an auxiliary supporting rod V-shaped base 10, an auxiliary clamping block 11, a nut 12, a straight screw 13 and a hexagon screw 14. Two joints of the main supporting rod 1 and the auxiliary supporting rod 2 are combined together and are positioned and fixed through a V-shaped seat, a positioning part and a fixing part.

Description

Technical Field

[0001] The invention relates to designing a tool, in particular to a tool and method for combined processing of two angled support rod joint holes. Background Art

[0002] The prior art often involves boring processing of two angled brace joint hole combinations, see Figure 3 , Figure 4 , Figure 5 This assembly is a combination of the main strut joint and the secondary strut joint, and the main strut joint precision hole 1-1 and the secondary strut joint precision hole 2-1 are processed simultaneously. In the prior art, the main strut joint precision hole 1-1 and the secondary strut joint precision hole 2-1 are processed separately. After the two struts are assembled, the concentricity of the main strut joint precision hole 1-1 and the secondary strut joint precision hole 2-1 and the angle tolerance requirements of the two struts cannot be guaranteed, and the assembly requirements cannot be met; in the prior art, the main strut joint precision hole 1-1 and the secondary strut joint precision hole 2-1 are processed simultaneously by a combined fixture, and the concentricity of the main strut joint precision hole 1-1 and the main strut joint outer cylindrical surface 1-5 cannot be guaranteed, and the concentricity of the secondary strut joint precision hole 2-1 and the secondary strut joint outer cylindrical surface 2-4 cannot be guaranteed, and the assembly requirements cannot be met. Summary of the invention

[0003] The purpose of the present invention is to provide a tool and method for combined processing of two angled support rod joint holes to solve the problems existing in the prior art.

[0004] The technical solution of the present invention:

[0005] In the first aspect, the present application provides a tool for processing the joint holes of two angled struts, the tool comprising a main strut 1, a secondary strut 2, a cushion block 3, a base 4, an outer circle positioning support plate 5, an inner circle positioning cylinder 6, a support bolt 7, a main strut V-shaped seat 8, a main clamping block 9, a secondary strut V-shaped seat 10, a secondary clamping block 11, a nut 12, a slotted screw 13, and a hexagonal screw 14. The two joints of the main strut 1 and the secondary strut 2 are combined together and positioned and fixed by the V-shaped seat, the positioning component, and the fixing component; wherein:

[0006] The main strut 1 is composed of a main strut joint hole 1-1, an outer end surface 1-2 of the main strut joint hole, an inner end surface 1-3 of the main strut joint hole, a main strut rod body 1-4, and an outer cylindrical surface 1-5 of the main strut joint hole. The main strut 1 has a main strut joint hole 1-1 that needs to be processed;

[0007] The auxiliary strut 2 is composed of an auxiliary strut joint hole 2-1, an outer end face 2-2 of the auxiliary strut joint hole, a small outer cylindrical surface 2-3 of the auxiliary strut joint hole, a large outer cylindrical surface 2-4 of the auxiliary strut joint hole, an inner end face 2-5 of the auxiliary strut joint hole, a cylindrical surface 2-6 of the inner end face of the auxiliary strut joint hole, and an auxiliary strut rod body 2-7. The auxiliary strut 2 has an auxiliary strut joint hole 2-1 which needs to be processed.

[0008] Specifically, the positioning component includes an outer circle positioning support plate 5, an inner circle positioning cylinder 6, a main support rod V-shaped seat 8, and a secondary support rod V-shaped seat 10. The outer circle positioning support plate 5 is arranged on the end face and outer cylindrical surface of the main and secondary support rod joint holes, the inner circle positioning cylinder 6 is arranged on the inner end cylindrical surface of the secondary support rod joint hole and the base boss, the main support rod V-shaped seat 8 and the secondary support rod V-shaped seat 10 are arranged on the end face of the base, the fixing component includes a cushion block 3, a base 4, a main clamping block 9, and a secondary clamping block 11. The cushion block 3 is arranged on the machine tool table, the base 4 is arranged on the end face of the cushion block 3, and the main clamping block 9 and the secondary clamping block 11 are arranged on the main support rod V-shaped seat 8 and the secondary support rod V-shaped seat 10.

[0009] Specifically, the outer circle positioning support plate 5 is fixed to the outer cylindrical surface and upper end surface of the main and auxiliary support rod joint combination hole through support bolts 7 and nuts 12; the inner circle positioning cylinder 6 cooperates with the boss 4-2 of the base 4 through the inner hole 6-1, and the outer cylindrical surface 6-2, the cylindrical end surface 6-3 and the inner end cylindrical surface 2-6 of the auxiliary support rod joint hole are fixed on the end surface 4-1 of the base 4.

[0010] Specifically, the main support rod V-shaped seat 8 and the auxiliary support rod V-shaped seat 10 are both fixed on the end surface 4 - 1 of the base 4 by means of slotted screws 13 .

[0011] Specifically, the main clamping block 9 fixes the main support rod body 1 - 4 in the V-shaped groove 8 - 1 of the main support rod V-shaped seat 8 through a slotted screw 13 .

[0012] Specifically, the secondary clamping block 11 fixes the secondary support rod body 2 - 7 in the V-shaped groove 10 - 1 of the secondary support rod V-shaped seat 10 through a slotted screw 13 .

[0013] Specifically, the base 4 is fixed to the end surface of the cushion block 3 by means of a hexagonal screw 14 .

[0014] In a second aspect, the present application provides a method for combined processing of two angled support rod joint holes, the method comprising:

[0015] Step 1: Synchronously rough-machining the main support rod joint hole and the auxiliary support rod joint hole after the main and auxiliary support rod joints are assembled;

[0016] Step 2: After the main and auxiliary support rod joints are assembled, the main support rod joint hole 1-1 and the auxiliary support rod joint hole 2-1 are simultaneously fine-machined.

[0017] Specifically, step 1 is as follows:

[0018] After the main and auxiliary support rod joints are assembled, fixed and clamped, the tool setting cylindrical surface in the outer circle positioning support plate is aligned to realize the rough processing of the main support rod joint holes and the auxiliary support rod joint holes.

[0019] Specifically, step 2 is as follows:

[0020] Remove rough machining burrs, align the tool setting cylindrical surface in the outer circle positioning support plate, and realize the finish machining of the main support rod joint hole and the auxiliary support rod joint hole.

[0021] The beneficial effects of the present invention are as follows: compared with the prior art, the tooling structure of the technical solution is simple and practical, and it can be quickly positioned and clamped, and the positioning reference is uniformly fixed, which can ensure the concentricity of the precision hole of the main strut joint and the precision hole of the secondary strut joint and the tolerance requirements of the angle formed by the two struts, as well as the concentricity of the precision hole of the main strut joint and the outer cylindrical surface of the main strut joint, and the concentricity of the precision hole of the secondary strut joint and the outer cylindrical surface of the secondary strut joint. Moreover, the force on the parts in the cutting direction is not large and is uniform, and there is no deformation of the parts after processing, which meets the requirements for parts assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic diagram of a tooling for combined processing of two angled support rod joint holes provided by the present invention;

[0023] Figure 2 A cross-sectional view of a tool for combined processing of two angled support rod joint holes provided by the present invention;

[0024] Figure 3 It is a schematic diagram of a combination of two angled support rods in the prior art;

[0025] Figure 4 It is a cross-sectional view of a main support rod in the prior art;

[0026] Figure 5 is a cross-sectional view of a secondary support rod in the prior art;

[0027] Figure 6 A schematic diagram of a cushion block provided by the present invention;

[0028] Figure 7 A schematic diagram of a base provided by the present invention;

[0029] Figure 8 A schematic diagram of an outer circle positioning support plate provided by the present invention;

[0030] Fig. 9 A schematic diagram of an inner circle positioning cylinder provided by the present invention;

[0031] Fig.10 A schematic diagram of a support bolt provided by the present invention;

[0032] Fig.11 A schematic diagram of a main support rod V-shaped seat provided by the present invention;

[0033] Fig.12 A schematic diagram of a main clamping block provided by the present invention;

[0034] Fig.13 A schematic diagram of a V-shaped seat of a secondary support rod provided by the present invention;

[0035] Fig.14 A schematic diagram of a secondary clamping block provided by the present invention;

[0036] Fig.15 A schematic diagram of a nut provided by the present invention;

[0037] Fig.16 A schematic diagram of a slotted screw provided by the present invention;

[0038] Fig.17 A schematic diagram of a hexagonal screw provided by the present invention;

[0039] In the figure: 1 is the main support rod, 1-1 is the main support rod joint hole, 1-2 is the outer end face of the main support rod joint hole, 1-3 is the inner end face of the main support rod joint hole, 1-4 is the main support rod body, 1-5 is the outer cylindrical surface of the main support rod joint hole, 2 is the secondary support rod, 2-1 is the secondary support rod joint hole, 2-2 is the outer end face of the secondary support rod joint hole, 2-3 is the small outer cylindrical surface of the secondary support rod joint hole, 2-4 is the large outer cylindrical surface of the secondary support rod joint hole, 2-5 is the inner end face of the secondary support rod joint hole, 2-6 is the inner end face cylindrical surface of the secondary support rod joint hole, 3 is the cushion block, 3-1 is the cushion block end face, 3-2 is the hexagonal threaded hole, 3-3 is the pressure plate groove, 4 is the base, 4-1 is the base end face, 4-2 is the boss, 4-3 is the support bolt hole, 4-4 is the slotted screw hole, 4-5 is the hexagonal threaded hole, 5 is the outer cylindrical surface Positioning support plate, 5-1 is the positioning cylindrical surface, 5-2 is the tool setting cylindrical surface, 5-3 is the cylindrical end cover surface, 5-4 is the supporting bolt hole, 6 is the inner circle positioning cylinder, 6-1 is the inner hole, 6-2 is the outer cylindrical surface, 6-3 is the cylindrical end surface, 6-4 is the cylindrical bottom surface, 6-5 is the chip removal hole, 7 is the supporting bolt, 7-1 is the lower end threaded surface, 7-2 is the upper end threaded surface, 7-3 is the bolt rod body, 8 is the main support rod V-shaped seat, 8-1 is the V-shaped groove, 8-2 is the screw hole, 9 is the main clamping block, 9-1 is the V-shaped groove, 9-2 is the screw hole, 10 is the auxiliary support rod V-shaped seat, 10-1 is the V-shaped groove, 10-2 is the screw hole, 11 is the auxiliary clamping block, 11-1 is the V-shaped groove, 11-2 is the screw hole, 12 is the nut, 13 is the flat screw, and 14 is the hexagonal screw. DETAILED DESCRIPTION

[0040] The technical solution is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0041] The purpose of the present invention is to provide a tool and method for combined processing of two angled support rod joint holes to solve the problems existing in the prior art.

[0042] Embodiment 1

[0043] like Figure 1-2 As shown, the present application provides a tool for processing the joint holes of two angled struts, including a main strut 1, a secondary strut 2, a cushion block 3, a base 4, an outer circle positioning support plate 5, an inner circle positioning cylinder 6, a support bolt 7, a main strut V-shaped seat 8, a main clamping block 9, a secondary strut V-shaped seat 10, a secondary clamping block 11, a nut 12, a slotted screw 13, and a hexagonal screw 14. The two joints of the main strut 1 and the secondary strut 2 are combined together and positioned and fixed by the V-shaped seat, the outer circle positioning component, the inner circle positioning component, and the fixing component; wherein:

[0044] The main strut 1 is composed of a main strut joint hole 1-1, an outer end surface 1-2 of the main strut joint hole, an inner end surface 1-3 of the main strut joint hole, a main strut rod body 1-4, and an outer cylindrical surface 1-5 of the main strut joint hole. The main strut 1 has a main strut joint hole 1-1 that needs to be processed;

[0045] The auxiliary strut 2 is composed of an auxiliary strut joint hole 2-1, an outer end face 2-2 of the auxiliary strut joint hole, a small outer cylindrical surface 2-3 of the auxiliary strut joint hole, a large outer cylindrical surface 2-4 of the auxiliary strut joint hole, an inner end face 2-5 of the auxiliary strut joint hole, a cylindrical surface 2-6 of the inner end face of the auxiliary strut joint hole, and an auxiliary strut rod body 2-7. The auxiliary strut 2 has an auxiliary strut joint hole 2-1 which needs to be processed.

[0046] Further, if Figure 6-17 As shown, the positioning component includes an outer circle positioning support plate 5, an inner circle positioning cylinder 6, a main support rod V-shaped seat 8, and a secondary support rod V-shaped seat 10. The outer circle positioning support plate 5 is arranged on the end face and outer cylindrical surface of the main and secondary support rod joint holes, the inner circle positioning cylinder 6 is arranged on the inner end cylindrical surface of the secondary support rod joint hole and the base boss, the main support rod V-shaped seat 8 and the secondary support rod V-shaped seat 10 are arranged on the end face of the base, and the fixing component includes a cushion block 3, a base 4, a main clamping block 9, and a secondary clamping block 11. The cushion block 3 is arranged on the machine tool table, the base 4 is arranged on the end face of the cushion block 3, and the main clamping block 9 and the secondary clamping block 11 are arranged on the main support rod V-shaped seat 8 and the secondary support rod V-shaped seat 10.

[0047] Furthermore, the outer cylindrical positioning support plate 5 is fixed to the outer cylindrical surface and upper end surface of the main and auxiliary support rod joint combination holes through support bolts 7 and nuts 12.

[0048] Furthermore, the inner circle positioning cylinder 6 cooperates with the boss 4-2 of the base 4 through the inner hole 6-1, and the outer cylindrical surface 6-2, the cylindrical end surface 6-3 cooperate with the inner end cylindrical surface 2-6 of the auxiliary support rod joint hole and are fixed on the end surface 4-1 of the base 4.

[0049] Furthermore, the inner circle positioning cylinder 6 removes machining chips through the chip removal holes 6-5.

[0050] Furthermore, the main support rod V-shaped seat 8 and the secondary support rod V-shaped seat 10 are both fixed on the end surface 4 - 1 of the base 4 by means of slotted screws 13 .

[0051] Furthermore, the main clamping block 9 fixes the main support rod body 1 - 4 in the V-shaped groove 8 - 1 of the main support rod V-shaped seat 8 through a slotted screw 13 .

[0052] Furthermore, the secondary clamping block 11 fixes the secondary support rod body 2 - 7 in the V-shaped groove 10 - 1 of the secondary support rod V-shaped seat 10 through a slotted screw 13 .

[0053] Furthermore, the base 4 is fixed to the end surface of the cushion block 3 by means of a hexagonal screw 14 .

[0054] Furthermore, the cushion block 3 is fixed on the working table of the machine tool through a pressing plate.

[0055] Embodiment 2

[0056] The present application provides a method for processing a combination of two angled support rod joint holes, comprising:

[0057] Step 1: Synchronously rough-machining the main support rod joint hole 1-1 and the auxiliary support rod joint hole 2-1 after the main and auxiliary support rod joints are assembled;

[0058] Step 2: After the main and auxiliary support rod joints are assembled, the main support rod joint hole 1-1 and the auxiliary support rod joint hole 2-1 are simultaneously fine-machined.

[0059] Further, step 1 is specifically as follows:

[0060] After the main and auxiliary support rod joints are assembled, fixed and clamped, the tool setting cylindrical surface 5-2 in the outer circle positioning support plate 5 is aligned to achieve rough machining of the main support rod joint hole 1-1 and the auxiliary support rod joint hole 2-1.

[0061] Further, step 2 is specifically as follows:

[0062] The rough machining burrs are removed, and the tool setting cylindrical surface 5-2 in the outer circle positioning support plate 5 is aligned to achieve the finish machining of the main support rod joint hole 1-1 and the auxiliary support rod joint hole 2-1.

[0063] It should be noted that the present application provides a method for combined processing of two angled strut joint holes, which utilizes boring to process the combined holes of the main and auxiliary strut joints.

[0064] In summary, the present invention relates to a tooling and method for combined processing of two angled strut joint holes. It includes a main strut and a secondary strut, and also includes a cushion block, a base, an outer circle positioning support plate, an inner circle positioning cylinder, a support bolt, a main strut V-shaped seat, a main clamping block, a secondary strut V-shaped seat, a secondary clamping block, a nut, a slotted screw, and a hexagonal screw. The two joints of the main strut and the secondary strut are combined together, and are positioned and fixed by a V-shaped seat, an outer circle positioning component, an inner circle positioning component, and a fixing component. Compared with the prior art, the tooling structure of this technical solution is simple and practical, and can be quickly positioned, clamped, and fixed. The positioning reference is uniformly fixed, which can ensure the concentricity of the main strut joint precision hole and the secondary strut joint precision hole and the angle tolerance requirements of the two struts, as well as the concentricity of the main strut joint precision hole and the main strut joint outer cylindrical surface and the secondary strut joint precision hole and the secondary strut joint outer cylindrical surface. In addition, the parts are subjected to small and uniform forces in the cutting direction, and there is no deformation of the parts after processing, which meets the requirements for parts assembly.

Claims

1. A tool for processing two angled support rod joint holes, characterized in that: The tooling comprises a main support rod (1), a secondary support rod (2), a cushion block (3), a base (4), an outer circle positioning support plate (5), an inner circle positioning cylinder (6), a support bolt (7), a main support rod V-shaped seat (8), a main clamping block (9), a secondary support rod V-shaped seat (10), a secondary clamping block (11), a nut (12), a slotted screw (13), and a hexagonal screw (14); the two joints of the main support rod (1) and the secondary support rod (2) are combined together and positioned and fixed by the V-shaped seat, the positioning component, and the fixing component; wherein: The main support rod (1) comprises a main support rod joint hole (1-1), an outer end surface of the main support rod joint hole (1-2), an inner end surface of the main support rod joint hole (1-3), a main support rod body (1-4) and an outer cylindrical surface of the main support rod joint hole (1-5); the main support rod (1) has a main support rod joint hole (1-1) to be processed; The secondary strut (2) comprises a secondary strut joint hole (2-1), an external end surface of the secondary strut joint hole (2-2), a small external cylindrical surface of the secondary strut joint hole (2-3), a large external cylindrical surface of the secondary strut joint hole (2-4, an internal end surface of the secondary strut joint hole (2-5), an internal end surface cylindrical surface of the secondary strut joint hole (2-6) and a secondary strut rod body (2-7). The secondary strut (2) has a secondary strut joint hole (2-1) to be processed.

2. The tooling according to claim 1, characterized in that: The positioning component comprises an outer circle positioning support plate (5), an inner circle positioning cylinder (6), a main support rod V-shaped seat (8), and a secondary support rod V-shaped seat (10); the outer circle positioning support plate (5) is arranged on the end face and outer cylindrical surface of the main and secondary support rod joint holes; the inner circle positioning cylinder (6) is arranged on the inner end cylindrical surface of the secondary support rod joint hole and the base boss; the main support rod V-shaped seat (8) and the secondary support rod V-shaped seat (10) are arranged on the end face of the base; the fixing component comprises a cushion block (3), a base (4), a main clamping block (9), and a secondary clamping block (11); the cushion block (3) is arranged on the machine tool table; the base (4) is arranged on the end face of the cushion block (3); the main clamping block (9) and the secondary clamping block (11) are arranged on the main support rod V-shaped seat (8) and the secondary support rod V-shaped seat (10).

3. The tooling according to claim 1, characterized in that: The outer circle positioning support plate (5) is fixed to the outer cylindrical surface and upper end surface of the main and auxiliary support rod joint combination holes through support bolts (7) and nuts (12); the inner circle positioning cylinder (6) cooperates with the boss (4-2) of the base (4) through the inner hole (6-1), and the outer cylindrical surface (6-2), the cylindrical end surface (6-3) and the inner end cylindrical surface (2-6) of the auxiliary support rod joint hole are fixed to the end surface (4-1) of the base (4).

4. The tooling according to claim 1, characterized in that: The main support rod V-shaped seat (8) and the auxiliary support rod V-shaped seat (10) are both fixed on the end surface (4-1) of the base (4) by means of a slotted screw (13).

5. The device according to claim 1, characterized in that: The main clamping block (9) fixes the main support rod body (1-4) in the V-shaped groove (8-1) of the main support rod V-shaped seat (8) through a slotted screw (13).

6. The device according to claim 1, characterized in that: The secondary clamping block (11) fixes the secondary support rod body (2-7) in the V-shaped groove (10-1) of the secondary support rod V-shaped seat (10) through a slotted screw (13).

7. The device according to claim 1, characterized in that: The base (4) is fixed on the end surface of the cushion block (3) by means of a hexagonal screw (14).

8. A method for processing two angled support rod joint holes, characterized in that: include: Step 1: Synchronously rough-machining the main support rod joint hole and the auxiliary support rod joint hole after the main and auxiliary support rod joints are assembled; Step 2: After the main and auxiliary support rod joints are assembled, the main support rod joint hole (1-1) and the auxiliary support rod joint hole (2-1) are simultaneously fine-machined.

9. The method according to claim 8, characterized in that ,Step 1 is as follows: After the main and auxiliary support rod joints are assembled, fixed and clamped, the tool setting cylindrical surface in the outer circle positioning support plate is aligned to realize the rough processing of the main support rod joint holes and the auxiliary support rod joint holes.

10. The method according to claim 8, characterized in that Step 2 is as follows: Remove rough machining burrs, align the tool setting cylindrical surface in the outer circle positioning support plate, and realize the finish machining of the main support rod joint hole and the auxiliary support rod joint hole.

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