Push-pull type lathe automatic tool clamp

Abstract

The utility model discloses an automatic tool clamp of a push-pull lathe, and relates to the technical field of automobile exhaust end cone production. An automatic tool clamp of a push-pull type lathe comprises a tool bottom plate, a connecting column, a connecting plate, a clamping jaw, a side plate, a circular boss and a guide mechanism. The connecting column vertically penetrates through the tool bottom plate; the connecting plate is located above the tool bottom plate, and the top end of the connecting column is fixed to the bottom face of the connecting plate. The side plate is fixed to one side of the top face of the tool bottom plate. The circular boss is fixed on the inner side of the side plate; the clamping jaw is located above the connecting plate, and the tail of the clamping jaw is hinged to the connecting plate through a hinge base. The two clamping arms on the clamping jaw are arranged towards the circular boss, and the position between the two clamping arms on the clamping jaw forms an installation position of the automobile exhaust end cone. According to the push-pull type automatic tool clamp for the lathe, when a small end opening in the automobile exhaust end cone needs to be lathed with the help of the lathe, the automobile exhaust end cone can be automatically clamped and fixed in advance, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile exhaust end cone production, in particular to an automatic tooling fixture for a push-pull lathe. Background Art

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

[0003] Figure 8 An automobile exhaust end cone 200 is shown. The automobile exhaust end cone 200 includes a cone tube 210, and a large port 220 and a small port 230 fixed at both ends of the cone tube 210; flanges 221 are provided at the positions of the large port 220 and the small port 230.

[0004] When machining the small port 230 with the aid of a lathe, the product must first be positioned; however, the inventor believes that there is currently no suitable tooling fixture for such a product with a relatively complex shape and high dimensional requirements. Therefore, how to set up a tooling fixture for clamping and fixing the automobile exhaust end cone is a technical problem that technical personnel in this field need to solve.

[0005] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0006] In view of the above technical problems, an embodiment of the utility model provides an automatic tooling fixture for a push-pull lathe to solve the problems raised in the above background technology.

[0007] The utility model provides the following technical solutions:

[0008] An automatic fixture for a push-pull lathe, comprising:

[0009] Tooling bottom plate, connecting column, connecting plate, clamping claw, side plate, circular boss and guide mechanism;

[0010] The connecting column is arranged vertically through the tooling bottom plate;

[0011] The connecting plate is located above the tooling bottom plate, and the top end of the connecting column is fixed to the bottom surface of the connecting plate;

[0012] The side plate is fixed to one side of the top surface of the tooling bottom plate;

[0013] The circular boss is fixed to the inner side of the side panel;

[0014] The clamping jaw is located above the connecting plate and the tail of the clamping jaw is hinged to the connecting plate through a hinge seat;

[0015] The two clamping arms on the clamping jaw are arranged toward the circular boss, and the position between the two clamping arms on the clamping jaw forms the mounting position of the exhaust end cone of the automobile;

[0016] The guide mechanism is arranged on the tooling bottom plate. When the external force drives the connecting column to move up and down, the guide mechanism is used to limit the movement of the clamping claw toward or away from the exhaust end cone of the automobile.

[0017] Preferably, the guide mechanism includes two, and the two guide mechanisms are respectively located on both sides of the clamping jaw; the guide mechanism includes: a sliding block, a guide rail block, a first fixed block, and a second fixed block;

[0018] The first fixing block is fixed on the tooling bottom plate, and a first inclined surface is arranged on one side of the top of the first fixing block;

[0019] The second fixing block is fixed on the outer side of the first fixing block, and a pin is fixed on the inner side of the second fixing block;

[0020] A second inclined surface matched with the first inclined surface is arranged on one side of the bottom of the guide rail block, and an inclined waist hole is arranged on the side wall of the guide rail block; the inclined waist hole of the guide rail block penetrates the pin shaft, and the second inclined surface of the guide rail block is lowered to the first inclined surface of the first fixed block;

[0021] The slide block is fixed on the clamping arm of the clamping claw, and the bottom slide groove of the slide block is slidably connected to the top guide rail of the guide rail block.

[0022] Preferably, the lower end of the connecting column is fixedly connected to the driving end of the hydraulic cylinder.

[0023] Preferably, elastic pads are provided at the ends of the two clamping arms on the clamping jaw.

[0024] An automatic tooling fixture for a push-pull lathe provided in an embodiment of the utility model has the following beneficial effects: The utility model designs an automatic tooling fixture for a push-pull lathe. When a small port on an automobile exhaust end cone needs to be machined using a lathe, the automobile exhaust end cone can be automatically clamped and fixed in advance, which is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a structural schematic diagram of the utility model from angle 1;

[0026] Figure 2 This is a structural schematic diagram of the utility model from angle 2;

[0027] Figure 3 This is a structural schematic diagram of the utility model from angle 3;

[0028] Figure 4 This is a schematic diagram of the cross-sectional structure of the utility model;

[0029] Figure 5 For this utility model Figure 3 A partial enlarged view of middle A;

[0030] Figure 6 This is a schematic diagram of the structure of the utility model for clamping and fixing the exhaust end cone of an automobile at angle 1;

[0031] Figure 7 This is a schematic diagram of the structure of the second angle for clamping and fixing the exhaust cone of an automobile according to the utility model;

[0032] Figure 8 The figure is a schematic diagram of the structure of an automobile exhaust end cone. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0034] See also Figure 1-Figure 8 .

[0035] In view of the problems mentioned in the above background technology, the embodiment of the utility model provides an automatic tooling fixture for a push-pull lathe to solve the above technical problems, and its technical solution is as follows:

[0036] An automatic fixture for a push-pull lathe, comprising:

[0037] The tooling bottom plate 110, the connecting column 120, the connecting plate 190, the clamping jaws 130, the side plate 140, the circular boss 150 and the guide mechanism;

[0038] The connecting column 120 is arranged to vertically penetrate the tooling bottom plate 110;

[0039] The connecting plate 190 is located above the tooling bottom plate 110 , and the top end of the connecting column 120 is fixed to the bottom surface of the connecting plate 190 ;

[0040] The side plate 140 is fixed to one side of the top surface of the tooling bottom plate 110;

[0041] The circular boss 150 is fixed to the inner side of the side plate 140;

[0042] The clamping jaw 130 is located above the connecting plate 190 and the tail of the clamping jaw 130 is hinged to the connecting plate 190 through a hinge seat;

[0043] The two clamping arms on the clamping jaw 130 are arranged toward the circular boss 150, and the position between the two clamping arms on the clamping jaw 130 forms the installation position of the automobile exhaust end cone 200;

[0044] The guide mechanism is disposed on the tooling base plate 110 . When the connecting column 120 is driven by an external force to move up and down, the guide mechanism is used to limit the movement of the clamping jaw 130 toward or away from the exhaust end cone 200 of the automobile.

[0045] In this embodiment, the guide mechanism includes two guide mechanisms, which are respectively located on both sides of the clamping jaw 130; the guide mechanism includes: a slider 171, a guide rail block 172, a first fixed block 181, and a second fixed block 182;

[0046] The first fixing block 181 is fixed on the tooling bottom plate 110 , and a first inclined surface is provided on one side of the top of the first fixing block 181 ;

[0047] The second fixing block 182 is fixed to the outer side of the first fixing block 181, and a pin shaft 182a is fixed to the inner side of the second fixing block 182;

[0048] A second inclined surface matching the first inclined surface is provided on one side of the bottom of the guide rail block 172, and an inclined waist hole 172a is provided on the side wall of the guide rail block 172; the inclined waist hole 172a of the guide rail block 172 penetrates the pin shaft 182a, and the second inclined surface of the guide rail block 172 is lowered to the first inclined surface of the first fixing block 181;

[0049] The inclination angle of the oblique waist hole 172a is the same as the inclination angles of the first inclined surface and the second inclined surface;

[0050] The slider 171 is fixed on the clamping arm of the clamping jaw 130 , and the bottom sliding groove of the slider 171 is slidably connected to the top guide rail of the guide rail block 172 .

[0051] In this embodiment, the lower end of the connecting column 120 is fixedly connected to the driving end of the hydraulic cylinder; the hydraulic cylinder drives the connecting column 120 to move up and down.

[0052] In this embodiment, elastic pads are provided at the ends of the two clamping arms on the clamping jaw 130 ; the elastic pads may be made of rubber or other elastic plastics to prevent the clamping arms from clamping the exhaust end cone 200 of the automobile.

[0053] The method for using the automatic fixture for a push-pull lathe provided in the embodiment of the utility model is as follows:

[0054] 1. Figure 6-7 As shown; the worker installs the automobile exhaust end cone 200 between the two clamping arms on the clamping jaw 130, and inserts the large port 220 of the automobile exhaust end cone 200 on the circular boss 150 for preliminary positioning;

[0055] 2. The hydraulic cylinder works, pulling the connecting column 120 downward, and the slider 171 in the guide mechanism moves obliquely downward along the second inclined surface of the guide rail block 172, so that the end of the clamping arm is clamped on the outer side of the flange 221 of the large port 220 to complete the clamping and fixing operation;

[0056] 3. After the machining operation of the small port 230 is completed, the hydraulic cylinder works again to push the connecting column 120 to move upward, and the slider 171 in the guide mechanism moves obliquely upward along the second inclined surface of the guide block 172 to release the clamping and positioning operation of the automobile exhaust end cone 200.

[0057] An automatic tooling fixture for a push-pull lathe provided in an embodiment of the utility model has the following beneficial effects: The utility model designs an automatic tooling fixture for a push-pull lathe. When a small port on an automobile exhaust end cone needs to be machined using a lathe, the automobile exhaust end cone can be automatically clamped and fixed in advance, which is easy to operate.

[0058] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, and may be located in one place or distributed over multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0059] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated 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. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0060] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.

Claims

1. An automatic fixture for a push-pull lathe, characterized in that: include: Tooling bottom plate, connecting column, connecting plate, clamping claw, side plate, circular boss and guide mechanism; The connecting column is vertically penetrated through the tooling bottom plate for setting; The connecting plate is located above the tooling bottom plate, and the top end of the connecting column is fixed to the bottom surface of the connecting plate; The side plate is fixed to one side of the top surface of the tooling bottom plate; The circular boss is fixed to the inner side of the side panel; The clamping jaw is located above the connecting plate and the tail of the clamping jaw is hinged to the connecting plate through a hinge seat; The two clamping arms on the clamping jaw are arranged toward the circular boss, and the position between the two clamping arms on the clamping jaw forms the mounting position of the exhaust end cone of the automobile; The guide mechanism is arranged on the tooling bottom plate. When the external force drives the connecting column to move up and down, the guide mechanism is used to limit the movement of the clamping claw toward or away from the exhaust end cone of the automobile.

2. The automatic fixture for a push-pull lathe according to claim 1, characterized in that: The guide mechanism includes two guide mechanisms, which are respectively located on both sides of the clamping claw; the guide mechanism includes: a sliding block, a guide rail block, a first fixed block, and a second fixed block; The first fixing block is fixed on the tooling bottom plate, and a first inclined surface is arranged on one side of the top of the first fixing block; The second fixing block is fixed on the outer side of the first fixing block, and a pin is fixed on the inner side of the second fixing block; A second inclined surface matched with the first inclined surface is arranged on one side of the bottom of the guide rail block, and an inclined waist hole is arranged on the side wall of the guide rail block; the inclined waist hole of the guide rail block penetrates the pin shaft, and the second inclined surface of the guide rail block is lowered to the first inclined surface of the first fixed block; The slide block is fixed on the clamping arm of the clamping claw, and the bottom slide groove of the slide block is slidably connected to the top guide rail of the guide rail block.

3. The automatic fixture for a push-pull lathe according to claim 1, characterized in that: The lower end of the connecting column is fixedly connected to the driving end of the hydraulic cylinder.

4. The automatic fixture for a push-pull lathe according to claim 1, characterized in that: Elastic pads are arranged at the ends of the two clamping arms on the clamping jaws.

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