Automatic positioning tool for machining center

Abstract

The utility model discloses an automatic positioning tool of a machining center, and relates to the technical field of automobile exhaust end cone production. An automatic positioning tool of a machining center comprises a tool bottom plate, a side plate, a main supporting block, an auxiliary supporting block, a side positioning block, a positioning oil cylinder and a rotary oil cylinder. The side plate is fixed to one side of the top face of the tool bottom plate. The side plate comprises a vertical plate and an inclined side plate which is obliquely fixed with the vertical plate; positioning convex columns are fixedly arranged on the inner sides of the inclined side plates; a positioning oil cylinder is arranged on the tool bottom plate close to the side plate, and the axis of a driving rod of the positioning oil cylinder is perpendicular to the side plate face of the inclined side plate. According to the automatic positioning tool for the machining center, when the machining center machines the position of a large port on the automobile exhaust end cone, the automobile exhaust end cone can be clamped and fixed in advance, the tool clamp is convenient to operate, labor intensity is reduced, and production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile exhaust end cone production, and particularly relates to an automatic positioning tooling for a machining center. Background Technique

[0002] An automobile exhaust end cone is a component installed at the end of an automobile exhaust pipe, and is usually used to improve the performance and sound characteristics of the exhaust system. The main function of the automobile exhaust end cone is to adjust and control the exhaust gas flow to optimize the engine performance and improve emissions.

[0003] Figure 7 As shown; an automobile exhaust end cone 200 includes a conical pipe 210 with a certain bending angle, and a large port 220 and a small port 230 fixed at both ends of the conical pipe 210; a positioning hole 231 is provided on the flange of the small port 230; a pressure sensor mounting hole channel 260, an oxygen sensor mounting hole channel 270 are arranged at intervals on the position section of the conical pipe 210 close to the large port 220, and a fixing hole 250 is located between the pressure sensor mounting hole channel 260 and the oxygen sensor mounting hole channel 270; an installation flange is provided at the end of the hole channel of the pressure sensor mounting hole channel 260; a lifting hole 280, and the first heat insulation cover mounting holes 241, the second heat insulation cover mounting holes 242, and the third heat insulation cover mounting holes 243 arranged at intervals are provided on the middle position section of the conical pipe 210;

[0004] Among them, the fixing hole 250 is a bolt fixing hole used to assemble the exhaust end cone 200 on the whole vehicle; the lifting hole 280 is used for lifting when the exhaust end cone 200 is loaded onto the vehicle; the first heat insulation cover mounting holes 241, the second heat insulation cover mounting holes 242, and the third heat insulation cover mounting holes 243 are used as assembly holes for the heat insulation cover, and the heat insulation cover prevents the heat of the exhaust end cone from being transmitted to the vehicle.

[0005] Currently, when a machining center processes an automobile exhaust end cone, it is necessary to position the product; in this regard, the inventor believes that how to design a tooling fixture for the above exhaust end cone, and after the tooling fixture clamps and positions the exhaust end cone, the machining center can conveniently process the large port position on the exhaust end cone. The above are the technical problems that need to be solved by those skilled in the art at present.

[0006] The information disclosed in this background technical section is only intended to increase the understanding of the overall background of the present utility model, and should not be regarded as an admission or any form of suggestion that this information constitutes the prior art already known to those of ordinary skill in the art. Summary of the Utility Model

[0007] In view of the above technical problems, an embodiment of the present utility model provides an automatic positioning tooling for a machining center to solve the problems raised in the above background technique.

[0008] The present utility model provides the following technical solutions:

[0009] An automatic positioning tooling for a machining center, comprising: a tooling base plate, a side plate, a main support block, an auxiliary support block, a side positioning block, a positioning oil cylinder, and a rotary oil cylinder;

[0010] The side plate is fixed on one side of the top surface of the tooling base plate; the side plate includes a vertical plate and an inclined side plate fixedly inclined with the vertical plate; a positioning convex column is fixedly arranged inside the inclined side plate;

[0011] A positioning oil cylinder is arranged on the tooling base plate near the side plate, and the axis of the driving rod of the positioning oil cylinder is perpendicular to the side plate surface of the inclined side plate;

[0012] The main support block, the auxiliary support block, and the side positioning block are arranged and fixed on the tooling base plate at intervals; the main support block is located at the middle position of the tooling base plate, and the auxiliary support block and the side positioning block are located on the opposite side of the positioning oil cylinder and the auxiliary support block is arranged near the side plate;

[0013] On one side of the side positioning block facing the side plate, a flange surface orientation block is arranged, and a rotary oil cylinder is arranged at a position below the flange surface orientation block on the side positioning block, and the pressing block on the rotary oil cylinder can rotate up and down.

[0014] Preferably, a positioning groove is arranged at the top end of the auxiliary support block, and bolts penetrating the positioning groove are respectively arranged on both sides of the top of the auxiliary support block.

[0015] Preferably, a plurality of positioning mechanisms are arranged around the main support block on the tooling base plate, and the driving ends of the positioning mechanisms can move towards the support block.

[0016] Preferably, the plurality of positioning mechanisms include a first positioning oil cylinder, a second positioning oil cylinder, and a clamp; the first positioning oil cylinder, the second positioning oil cylinder, and the clamp are all fixed on the tooling base plate through the support block.

[0017] An automatic positioning tooling for a machining center provided by an embodiment of the present utility model has the following beneficial effects: In the present utility model, an automatic positioning tooling for a machining center is designed. When the machining center processes the large port position on the automotive exhaust end cone, the automotive exhaust end cone can be pre-clamped and fixed. The tooling fixture is convenient to operate, reduces labor intensity, and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of the first angle of the present utility model;

[0019] Figure 2 It is a schematic structural diagram of the second angle of the present utility model;

[0020] Figure 3 It is a schematic structural diagram of the third angle of the present utility model;

[0021] Figure 4 This is a schematic structural diagram of the auxiliary support block in the present utility model;

[0022] Figure 5 This is a schematic structural diagram of the first angle after the exhaust end cone of the present utility model is clamped and positioned;

[0023] Figure 6 This is a schematic structural diagram of the second angle after the exhaust end cone of the present utility model is clamped and positioned;

[0024] Figure 7 This is a schematic structural diagram of an automotive exhaust end cone. Detailed implementation manners

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present utility model.

[0026] Refer to Figures 1 - 7 .

[0027] In view of the problems mentioned in the above background technology, the embodiments of the present utility model provide an automatic positioning tooling for a machining center to solve the above technical problems, and the technical solutions are as follows:

[0028] An automatic positioning tooling for a machining center, characterized by comprising:

[0029] A tooling base plate 110, a side plate 120, a main support block 140, an auxiliary support block 130, a side positioning block 150, a positioning oil cylinder 180 and a rotary oil cylinder 160;

[0030] The side plate 120 is fixed on one side of the top surface of the tooling base plate 110; the side plate 120 includes a vertical plate 121 and an inclined side plate 122 that is obliquely fixed to the vertical plate 121; a positioning convex column 123 is fixedly arranged inside the inclined side plate 122; the positioning convex column 123 is used for inserting and positioning the positioning holes 231 on the flange of the small port 230 of the exhaust end cone 200.

[0031] A positioning oil cylinder 180 is arranged on the tooling base plate 110 near the side plate 120, and the axis of the driving rod of the positioning oil cylinder 180 is perpendicular to the side plate surface of the inclined side plate 122; when the driving rod of the positioning oil cylinder 180 extends, the flange on the small port 230 of the exhaust end cone 200 can be positioned inside the inclined side plate 122.

[0032] The main support block 140, the auxiliary support block 130, and the side positioning block 150 are arranged at intervals and fixed on the tooling base plate 110; the main support block 140 is located in the middle of the tooling base plate 110, the auxiliary support block 130 and the side positioning block 150 are located on the opposite side of the positioning cylinder 180, and the auxiliary support block 130 is arranged close to the side plate 120;

[0033] The main support block 140 is used to support the lifting hole 280 of the exhaust end cone 200; the auxiliary support block 130 is used to support the oxygen sensor installation channel 270; the side positioning block 150 is used to fix the rotary cylinder 160 and the flange surface orientation block 151;

[0034] A flange surface orientation block 151 is provided on the side of the side positioning block 150 facing the side plate 120, and the flange surface orientation block 151 is used to support the flange surface of the mounting flange on the pressure sensor mounting channel 260; a rotary cylinder 160 is provided on the side positioning block 150 below the flange surface orientation block 151, and the clamping block on the rotary cylinder 160 can rotate up and down.

[0035] Figure 4 As shown; in this embodiment, a positioning groove 131 is provided at the top of the auxiliary support block 130, and bolts 132 penetrating the positioning groove 131 are respectively provided on both sides of the top of the auxiliary support block 130; the oxygen sensor mounting hole 270 is stuck in the positioning groove 131, and the bolts 132 are tightened to lock and fix the oxygen sensor mounting hole 270.

[0036] In this embodiment, a plurality of positioning mechanisms are arranged on the tooling base plate 110 around the main support block 140 , and the driving end of the positioning mechanism can move toward the support block 140 ; ​​the plurality of positioning mechanisms circumferentially position the large port 220 of the exhaust end cone 200 .

[0037] Specifically, the plurality of positioning mechanisms include a first positioning cylinder 171 , a second positioning cylinder 172 and a clamp 173 ; the first positioning cylinder 171 , the second positioning cylinder 172 and the clamp 173 are all fixed on the tooling base plate 110 through support blocks.

[0038] The method for using the automatic positioning tool for a machining center provided by the embodiment of the utility model is as follows:

[0039] 1. Figures 5 - 6 As shown; the worker places the automobile exhaust end cone 200 (with the large port 220 opening upward) on the main support block 140 and the auxiliary support block 130; the main support block 140 is supported on the hole surface of the hanging hole 280 of the exhaust end cone 200; the auxiliary support block 130 is supported on the peripheral wall of the oxygen sensor installation hole 270;

[0040] 2. Initially adjust the position of the exhaust end cone 200, position the flange of the small port 230 inside the inclined side plate 122, and ensure that the positioning stud 123 on the inner side of the inclined side plate 122 is inserted into the positioning hole 231 on the flange of the small port 230; and ensure that the flange surface of the flange installed on the pressure sensor mounting hole 260 abuts against the flange surface orientation block 151.

[0041] 3. When the driving rod of the positioning oil cylinder 180 extends, the flange of the small port 230 can be positioned inside the inclined side plate 122; the rotary oil cylinder 160 operates and drives the pressing block thereon to rotate from bottom to top, and the pressing block clamps the other flange surface of the flange installed on the pressure sensor mounting hole 260; at this time, the flange installed on the pressure sensor mounting hole 260 is located between the flange surface orientation block 151 and the pressing block of the rotary oil cylinder 160.

[0042] 4. Finally, control the first positioning oil cylinder 171 and the second positioning oil cylinder 172 on the tooling base plate 110 to operate, and operate the clamp 173 to position circumferentially from the large port 220 of the exhaust end cone 200.

[0043] 5. After the machining operation on the large port position of the exhaust end cone is completed, control the oil cylinders to work in reverse, and then remove the automotive exhaust end cone 200.

[0044] An automatic positioning tooling for a machining center provided by an embodiment of the present invention has the following beneficial effects: The present invention designs an automatic positioning tooling for a machining center. When the machining center processes the large port position of the automotive exhaust end cone, the automotive exhaust end cone can be clamped and fixed in advance. The tooling fixture is convenient to operate, reduces labor intensity, and improves production efficiency.

[0045] The device embodiments described above are merely illustrative. The units described as separate components may or may not be physically separated. The components shown as units may or may not be physical units, and may be located in one place or distributed to multiple network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0046] In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "setting", "connection", "fixation", "swivel connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two components or the interaction relationship between two components. Unless otherwise clearly limited, for those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] It is understood that those of ordinary skill in the art can make equivalent substitutions or changes based on the technical solution of the present utility model and the concept of the present utility model, and all such changes or substitutions should fall within the protection scope of the appended claims of the present utility model.

Claims

1. An automatic positioning tooling for a machining center, characterized in that, Including: Tooling base plate, side plate, main support block, auxiliary support block, side positioning block, positioning oil cylinder and slewing oil cylinder; The side plate is fixed on one side of the top surface of the tooling base plate; the side plate includes a vertical plate and an inclined side plate fixedly inclined to the vertical plate; a positioning convex column is fixedly arranged inside the inclined side plate; A positioning oil cylinder is arranged on the tooling base plate near the side plate, and the axis of the driving rod of the positioning oil cylinder is perpendicular to the side plate surface of the inclined side plate; The main support block, auxiliary support block and side positioning block are arranged and fixed on the tooling base plate at intervals; the main support block is located at the middle position of the tooling base plate, the auxiliary support block and the side positioning block are on the opposite side of the positioning oil cylinder, and the auxiliary support block is arranged near the side plate; A flange surface orientation block is arranged on one side of the side positioning block facing the side plate, and a slewing oil cylinder is arranged at a position below the flange surface orientation block on the side positioning block, and the pressing block on the slewing oil cylinder can rotate up and down.

2. The automatic positioning tooling for a machining center according to claim 1, characterized in that, A positioning groove is arranged at the top end of the auxiliary support block, and bolts penetrating through the positioning groove are respectively arranged on both sides of the top of the auxiliary support block.

3. The automatic positioning tooling for a machining center according to claim 1, characterized in that, A plurality of positioning mechanisms are arranged on the tooling base plate around the main support block, and the driving end of the positioning mechanism can move towards the support block.

4. The automatic positioning tooling for a machining center according to claim 3, wherein, The plurality of positioning mechanisms include a first positioning oil cylinder, a second positioning oil cylinder and a clamp; the first positioning oil cylinder, the second positioning oil cylinder and the clamp are all fixed on the tooling base plate through the support block.

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