Clamping mechanism for automobile exhaust pipe machining

Abstract

The utility model provides a clamping mechanism for processing an automobile exhaust pipe, which relates to the technical field of automobile accessory processing, and comprises two bottom rods, one end of the top of each bottom rod is fixedly provided with a first support rod, the top of each first support rod is fixedly provided with a guide rail, and the middle part in the guide rail is connected with a moving block in a sliding manner. According to the device, the thick position of the middle of an exhaust pipe is placed between two second supporting rods, a servo motor is controlled to rotate to drive a first threaded rod and a second threaded rod to rotate, the two second supporting rods are driven to get close to the middle of the exhaust pipe, the exhaust pipe is clamped, and then an electric telescopic rod is controlled to stretch; and the extrusion plate extrudes the exhaust pipe to the second supporting rod and the limiting rod, and the extrusion plate can be better attached to the exhaust pipe by changing the angle, so that the effects that the machining of the two ends is not affected when the middle part is limited, and meanwhile, the device is suitable for machining the exhaust pipes of various sizes are achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of automobile accessory machining technology, more specifically, it relates to a clamping mechanism for automobile exhaust pipe machining. BACKGROUND

[0002] Automobile parts are units that constitute the whole of automobile accessory machining and products serving automobile accessory machining, and the automobile exhaust pipe belongs to automobile parts. The exhaust pipe is part of the engine exhaust system, and the exhaust system mainly includes the exhaust manifold, the exhaust pipe and the muffler. Generally, the three-way catalyst for controlling engine pollutant emission is also installed in the exhaust system, and the exhaust pipe generally includes the front exhaust pipe and the rear exhaust pipe. In the process of machining the exhaust pipe, a clamping mechanism is needed to clamp and fix the exhaust pipe, which can facilitate the user to perform machining operation on the fixed position of the exhaust pipe.

[0003] The prior art with publication number CN220498408U discloses a clamping mechanism for automobile exhaust pipe machining, which can drive the moving table, the movable column and the rack to move together by extending the output shaft of the hydraulic rod, drive the transmission gear and the screw rod to rotate, and drive the clamping plate to clamp the exhaust pipe in multiple directions, so that the clamping is more stable and the clamping plate can be adjusted to adapt to exhaust pipes with different outer diameters.

[0004] Based on the above, the present inventor found that there are the following problems: However, the exhaust pipe is usually long, and only one end is limited. Due to the principle of lever, when the other end is machined, the exhaust pipe is easily deformed by slight force. Meanwhile, when the clamping end is machined, it needs to be clamped again, which is inconvenient to use.

[0005] Therefore, in view of the above problems, the present application provides a clamping mechanism for automobile exhaust pipe machining, so as to achieve the purpose of being more practical. UTILITY MODEL CONTENTS

[0006] In order to solve the above technical problems, the utility model provides a clamping mechanism for automobile exhaust pipe machining, so as to solve the problem that the existing clamping mechanism limits one end, and due to the principle of lever, when the other end is machined, the exhaust pipe is easily deformed by slight force.

[0007] The utility model provides a clamping mechanism for automobile exhaust pipe machining, which is achieved by the following specific technical means:

[0008] The utility model provides a kind of clamping mechanism for automobile exhaust pipe processing, including bottom bar, two bottom bars are provided, and the top one end of two bottom bars is fixed with first support rod, the top of two first support rods is fixed with guide rail, the inside middle part of guide rail is slidably connected with moving block, the one side of moving block is fixed with first connecting rod, the one side bottom of first connecting rod is fixed with second support rod, the one end top of second support rod is fixed with limit rod, one end of guide rail is fixed with servo motor, the power output end of servo motor is fixed with first threaded rod, and the first threaded rod is located inside guide rail, the one end of first threaded rod is fixed with second threaded rod, and the thread of first threaded rod and second threaded rod is opposite, the top of guide rail is fixed with support block close to the one side of first connecting rod, the bottom of support block is fixed with electric telescopic rod, the power output end of electric telescopic rod is fixed with second connecting rod, and the bottom of second connecting rod is movably installed with extrusion plate.

[0009] Further, the first connecting rod, the second support rod and the limit rod are J-shaped structures.

[0010] Further, the length of the first threaded rod is equal to the length of the second threaded rod, and the one end of the second threaded rod is rotatably connected to the inner wall of the guide rail.

[0011] Further, a sliding groove is formed in the middle of one side of the guide rail, the moving block is provided with two, the first threaded rod and the second threaded rod are threadedly connected through the two moving blocks respectively, and the two moving blocks are slidably connected to the two ends of the sliding groove respectively.

[0012] Further, the bottom of the extrusion plate is arc-shaped, a connecting block is fixed to the top of the middle of the extrusion plate, a connecting shaft is rotatably connected to the middle of the connecting block, and the second connecting rod is fixed to the connecting shaft.

[0013] Further, a micro motor is fixed to the middle of the top of the extrusion plate, a rotating shaft is fixed to the power output end of the micro motor, and the micro motor is a double-shaft motor.

[0014] Further, elastic drive wheels are fixed to both ends of the rotating shaft, the bottoms of the elastic drive wheels are located at the same horizontal plane with the top end of the extrusion plate, and the elastic drive wheels are inflatable tires.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The utility model discloses a middle part is placed in the position of the exhaust pipe middle part thick to the middle part of two second support rods, and the control servo motor rotates and drives first threaded rod and second threaded rod to rotate, and drives two second support rods to draw close to the middle part of exhaust pipe, clamps the exhaust pipe, and then controls electric telescopic rod to elongate, and the extrusion plate extrudes the exhaust pipe at the second support rod and the limiting rod, and the extrusion plate changes the angle and can better with the exhaust pipe adhesion, thereby reaches the processing of two ends not being affected to the location of middle part, and also be suitable for the effect that a plurality of sizes's exhaust pipe is processed.

[0017] 2. The utility model discloses in the extrusion plate extrusion exhaust pipe, and elastic drive wheel contacts exhaust pipe together, and when continuing to exert the pressure, elastic drive wheel is squashed, does not affect the movement of extrusion plate, when needing to rotate exhaust pipe and processes, shortens a part of electric telescopic rod, makes extrusion plate and exhaust pipe separate, but elastic drive wheel still and exhaust pipe adhesion, through the start micro motor drives rotating shaft and elastic drive wheel rotation, can drive exhaust pipe and rotate and be convenient for subsequent processing, thereby reaches the effect that can rotate fast, when processing exhaust pipe bottom is also more convenient. ACCURACY OF DRAWINGS

[0018] Figure 1 It is the whole structure side view schematic drawing of the utility model.

[0019] Figure 2 It is the whole structure front view schematic drawing of the utility model.

[0020] Figure 3 It is the electric telescopic rod structure schematic drawing of the utility model.

[0021] Figure 4 It is Figure 3 A part structure enlarged view schematic drawing of.

[0022] The corresponding relation of component name and drawing number in the drawing is:

[0023] 1, bottom rod, 2, first support rod, 3, guide rail, 4, sliding slot, 5, servo motor, 6, first threaded rod, 7, second threaded rod, 8, moving block, 10, first connecting rod, 11, second support rod, 12, limiting rod, 13, support block, 14, electric telescopic rod, 15, second connecting rod, 16, connecting block, 17, connecting shaft, 18, extrusion plate, 19, micro motor, 20, rotating shaft, 21, elastic drive wheel. DETAILED DESCRIPTION

[0024] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0025] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] Embodiment:

[0027] As shown in the accompanying Figure 1 to the accompanying Figure 4 As shown:

[0028] The utility model provides a kind of clamping mechanism for automobile exhaust pipe processing, including bottom bar 1, two bottom bar 1 are provided, two bottom bar 1 top end is fixed with first support rod 2, two first support rod 2 top is fixed with guide rail 3, mobile block 8 is slidably connected in the middle part of guide rail 3 interior, first connecting rod 10 is fixed in the side of mobile block 8, second support rod 11 is fixed in the side bottom of first connecting rod 10, limit rod 12 is fixed in the top of one end of second support rod 11, one end of guide rail 3 is fixed with servo motor 5, the power output end of servo motor 5 is fixed with first threaded rod 6, first threaded rod 6 is located in guide rail 3 interior, one end of first threaded rod 6 is fixed with second threaded rod 7, the thread of first threaded rod 6 and second threaded rod 7 is opposite, support block 13 is fixed in the top of guide rail 3 near the side of first connecting rod 10, electric telescopic rod 14 is fixed in the bottom of support block 13, the power output end of electric telescopic rod 14 is fixed with second connecting rod 15, extrusion plate 18 is movably installed in the bottom of second connecting rod 15.

[0029] Among them, first connecting rod 10, second support rod 11 and limit rod 12 are J-shapedly arranged, the exhaust pipe is supported by first connecting rod 10, second support rod 11 and limit rod 12, and the thicker position in the middle of the exhaust pipe is placed in the middle of two second support rods 11.

[0030] Among them, the length value of first threaded rod 6 is equal to the length value of second threaded rod 7, one end of second threaded rod 7 is rotatably connected with the middle part of the inner wall of guide rail 3, the thread direction of first threaded rod 6 and second threaded rod 7 is opposite, first threaded rod 6 and second threaded rod 7 are driven to rotate by controlling servo motor 5 to rotate.

[0031] Among them, the middle part of one side of guide rail 3 is provided with chute 4, two mobile blocks 8 are arranged, two mobile blocks (8) are respectively connected with first threaded rod 6 and second threaded rod 7 through thread, and two mobile blocks 8 are respectively connected with the both ends of chute 4 through sliding, when first threaded rod 6 and second threaded rod 7 rotate, two mobile blocks 8 are moved reversely in chute 4, two second support rods 11 are brought close to the middle of exhaust pipe, and the exhaust pipe is clamped by second support rod 11.

[0032] The bottom of the extrusion plate 18 is arc-shaped, the top of the middle part of the extrusion plate 18 is fixed with the connecting block 16, the middle part of the connecting block 16 is rotatably connected with the connecting shaft 17, the second connecting rod 15 is fixed with the connecting shaft 17, the extrusion plate 18 is moved to the top of the exhaust pipe by controlling the electric telescopic rod 14 to be elongated, the extrusion plate 18 extrudes the exhaust pipe at the second supporting rod 11 and the limiting rod 12, the arc-shaped extrusion plate 18 is attached to the exhaust pipe, the extrusion plate 18 is hinged with the second connecting rod 15, and the extrusion plate 18 changes the angle to better attach to the exhaust pipe.

[0033] The middle part of the top of the extrusion plate 18 is fixed with the micro motor 19, the power output end of the micro motor 19 is fixed with the rotating shaft 20, and the micro motor 19 is a double-shaft motor.

[0034] The two ends of the rotating shaft 20 are fixed with the elastic driving wheels 21, the bottom of the elastic driving wheel 21 is located at the same horizontal plane as the bottom of the top end of the extrusion plate 18, the elastic driving wheel 21 is a pneumatic tire, when the extrusion plate 18 extrudes the exhaust pipe, the elastic driving wheel 21 touches the exhaust pipe, the elastic driving wheel 12 is flattened when the pressure is continuously applied, and the movement of the extrusion plate 18 is not affected, when the exhaust pipe needs to be rotated for processing, a part of the electric telescopic rod 14 is shortened, so that the extrusion plate 18 is separated from the exhaust pipe, but the elastic driving wheel 12 is still attached to the exhaust pipe, the rotating shaft 20 and the elastic driving wheel 21 are driven to rotate by starting the micro motor 19, so that the exhaust pipe can be rotated for subsequent processing.

[0035] The specific use mode and effect of the embodiment are as follows:

[0036] The utility model discloses, first, the position of exhaust pipe middle part thicker is placed in the middle part of two second support rod 11, and the thread direction of first threaded rod 6 and second threaded rod 7 is opposite, through the control servo motor 5 rotation, drive first threaded rod 6 and second threaded rod 7 rotation, two moving block 8 reverse movement in the chute 4, drive two second support rod 11 to the exhaust pipe middle part and draw together, through the support of second support rod 11 to exhaust pipe, then control electric telescopic handle 14 and extend, drive extruding plate 18 to exhaust pipe top -notched moving, and extruding plate 18 will exhaust pipe extrude at second support rod 11 and stop lever 12, and the extruding plate 18 of arc shape is pasted with exhaust pipe, and extruding plate 18 is hinged with second connecting rod 15, and extruding plate 18 changes angle and can better with exhaust pipe pasting, when extruding plate 18 extruding exhaust pipe, elastic drive wheel 21 touches exhaust pipe together, and continues to exert pressure when elastic drive wheel 21 is pressed flat, does not affect the movement of extruding plate 18, when needing to rotate exhaust pipe and process, shortens a part of electric telescopic handle 14, so that extruding plate 18 is separated with exhaust pipe, but elastic drive wheel 21 still pastes with exhaust pipe, through the start micro motor 19 drive rotating shaft 20 and elastic drive wheel 21 rotation, can drive exhaust pipe and rotate and facilitate the processing of subsequent.

[0037] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A clamping mechanism for automobile exhaust pipe machining, comprising a bottom rod (1), the bottom rod (1) is provided with two, one end of the top of the two bottom rods (1) is fixed with a first supporting rod (2), characterized in that: Two first supporting rods (2) are fixed with guide rails (3) at the top, the guide rails (3) are internally and movably connected with moving blocks (8), the moving blocks (8) are fixed with first connecting rods (10) on one side, the first connecting rods (10) are fixed with second supporting rods (11) at the bottom on one side, the second supporting rods (11) are fixed with limiting rods (12) at the top on one end, one end of the guide rail (3) is fixed with a servo motor (5), the power output end of the servo motor (5) is fixed with a first threaded rod (6), the first threaded rod (6) is located in the guide rail (3), the first threaded rod (6) is fixed with a second threaded rod (7) at one end, the threads of the first threaded rod (6) and the second threaded rod (7) are opposite, the guide rail (3) is fixed with a supporting block (13) at the top near the first connecting rod (10) on one side, the supporting block (13) is fixed with an electric telescopic rod (14) at the bottom, the power output end of the electric telescopic rod (14) is fixed with a second connecting rod (15), the second connecting rod (15) is movably mounted with an extrusion plate (18) at the bottom.

2. The clamping mechanism for processing the exhaust pipe of an automobile according to claim 1, wherein: The first connecting rod (10), the second supporting rod (11) and the limiting rod (12) form a J-shaped structure.

3. The clamping mechanism for processing the exhaust pipe of an automobile according to claim 1, wherein: The length value of the first threaded rod (6) is equal to the length value of the second threaded rod (7), and one end of the second threaded rod (7) is movably connected with the inner wall of the guide rail (3).

4. The clamping mechanism for processing the exhaust pipe of an automobile according to claim 3, wherein: A sliding groove (4) is formed in the middle of one side of the guide rail (3), two moving blocks (8) are provided, and the two moving blocks (8) are respectively connected with the first threaded rod (6) and the second threaded rod (7) in a penetrating threaded manner, and the two moving blocks (8) are respectively connected with the sliding groove (4) at both ends in a sliding manner.

5. The clamping mechanism for processing of automobile exhaust pipe as claimed in claim 1 wherein: The bottom of the extrusion plate (18) is arc-shaped, a connecting block (16) is fixed to the top of the middle of the extrusion plate (18), a connecting shaft (17) is rotatably connected to the middle of the connecting block (16), and the second connecting rod (15) is fixed to the connecting shaft (17).

6. The clamping mechanism for processing of automobile exhaust pipe as recited in claim 1, characterized in that: A micro motor (19) is fixed to the middle of the top of the extrusion plate (18), a rotating shaft (20) is fixed to the power output end of the micro motor (19), and the micro motor (19) is a double-shaft motor.

7. The clamping mechanism for processing the exhaust pipe of an automobile according to claim 6, wherein: Elastic drive wheels (21) are fixed to both ends of the rotating shaft (20), the bottoms of the elastic drive wheels (21) are located at the same horizontal plane as the top end of the extrusion plate (18), and the elastic drive wheels (21) are inflatable tires.

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