Aluminum alloy earphone sliding tube fixing clamp

Abstract

The utility model discloses an aluminum alloy earphone sliding tube fixing clamp which comprises a first clamping mechanism and a second clamping mechanism, the first clamping mechanism comprises a first plate body, a second plate body and a first screw, one face of the first plate body is provided with a first containing groove, and the first containing groove is provided with two first supporting parts; the two first supporting parts are used for supporting the concave arc face of the workpiece, a first avoiding cavity used for avoiding the middle portion of the concave arc face of the workpiece is formed between the two first supporting parts, a second containing groove is formed in one face of the second plate body, the second containing groove is provided with two second supporting parts, and the two second supporting parts are used for supporting the convex arc face of the workpiece. A second avoiding cavity for avoiding the middle part of the convex cambered surface of the workpiece is formed between the two second supporting parts; the second clamping mechanism is installed on the machining machine table and used for clamping the first clamping mechanism. According to the aluminum alloy earphone sliding tube fixing clamp, a workpiece can be prevented from being pressed to deform when being pressed tightly, and the stability of the machining size is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of clamp, especially relates to aluminium alloy earphone slide pipe fixing clamp. BACKGROUND

[0002] Slide pipe is widely used in earphone field, and the slide pipe is one accessory of earphone, and on structure, the slide pipe is arc pipe shape, and the workpiece thickness is 0.7mm, and on technology, after stamping, it is processed by CNC.

[0003] However, the existing clamp is easy to deform the workpiece when pressing the workpiece, and affects the processing size. UTILITY MODEL CONTENTS

[0004] The utility model aims at at least solving one of the technical problems in prior art, for this purpose, the utility model provides aluminium alloy earphone slide pipe fixing clamp, can avoid deforming the workpiece when pressing the workpiece, guarantees the stable processing size.

[0005] The aluminium alloy earphone slide pipe fixing clamp according to the utility model embodiment comprises:

[0006] First clamping mechanism, including first plate body, second plate body and first screw, one side of first plate body has first accommodating groove, first accommodating groove contains workpiece, first accommodating groove has two first support parts, two first support parts are used to support the concave arc surface of workpiece, first avoiding cavity for avoiding the middle part of concave arc surface of workpiece is formed between two first support parts, one side of second plate body has second accommodating groove, second accommodating groove contains workpiece, second accommodating groove has two second support parts, two second support parts are used to support the convex arc surface of workpiece, second avoiding cavity for avoiding the middle part of convex arc surface of workpiece is formed between two second support parts, first screw locks first plate body and second plate body so that first plate body and second plate body clamp workpiece;

[0007] Second clamping mechanism is installed on processing machine table and is used to clamp first clamping mechanism.

[0008] The aluminium alloy earphone slide pipe fixing clamp according to the utility model embodiment has at least the following beneficial effects:

[0009] 1.The utility model discloses a first clamping mechanism is provided, first clamping mechanism includes first board body, second board body and first screw, one side of first board body has first containing groove, and first containing groove contains workpiece, and first containing groove has two first support parts, and two first support parts are used for supporting the concave arc surface of workpiece, and the first avoiding cavity for avoiding the middle part of the concave arc surface of workpiece is formed between two first support parts, one side of second board body has second containing groove, and second containing groove contains workpiece, and second containing groove has two second support parts, and two second support parts are used for supporting the convex arc surface of workpiece, and the second avoiding cavity for avoiding the middle part of the convex arc surface of workpiece is formed between two second support parts, and first screw locks first board body and second board body to make first board body and second board body clamp workpiece, can understand, first board body uses two first support parts to support the concave arc surface of workpiece, so that first board piece can avoid the middle part of the concave arc surface of workpiece, and second board body uses two second support parts to support the convex arc surface of workpiece, so that second board piece can avoid the middle part of the convex arc surface of workpiece, reduce the risk of workpiece deformation that first board piece and second board piece press, then use first screw to lock second board body on first board body to make second board body press workpiece, so, the locking force of first screw to second board body and first board body is easy to control, and then, it is convenient to control the locking force of first clamping mechanism to workpiece, avoid the locking force of first clamping mechanism to workpiece too big and make workpiece deformation, guarantee processing size stability.

[0010] 2.The utility model discloses a second clamping mechanism is provided, and second clamping mechanism is installed on the processing machine table, and second clamping mechanism is used for clamping first clamping mechanism, can understand, through first clamping workpiece on first clamping mechanism outside processing equipment, then the first clamping workpiece of good first clamping mechanism is clamped on the second clamping mechanism in the processing machine table, can pre-clamp workpiece outside processing equipment, reduce the time of shutdown replacement workpiece, thereby, improve the efficiency of replacement workpiece.

[0011] According to some embodiments of the utility model, the second board body is provided with two second containing grooves, and the first board body is provided with at least two first containing grooves, and one first screw is arranged between the two second containing grooves of the first board body.

[0012] Beneficially, the utility model discloses that two second containing grooves are arranged on the second board body, and the first board body is provided with at least two first containing grooves, and one first screw is arranged between the two second containing grooves of the first board body, so that the stress of the second board body is more balanced, and the clamping of the second board body to the workpiece is more stable.

[0013] According to some embodiments of the utility model, the second board body is provided with multiple, and the number of first containing grooves in the first board body is twice the number of the first board body.

[0014] Beneficially: the utility model discloses a plurality of second plate body is provided with, and the number of first accommodating groove in first plate body is two times the number of first plate body, thereby, increase the workpiece quantity in clamp, be favorable to reduce the feeding time of single workpiece, and further, improve efficiency.

[0015] According to some embodiments of the utility model, the first plate body is in strip shape, the second clamping mechanism includes a mounting plate, two support seats are provided on the mounting plate, and the two support seats are respectively used for supporting two ends of the first plate body.

[0016] Beneficially: the utility model discloses that first plate body is in strip shape, and the second clamping mechanism includes a mounting plate, two support seats are provided on the mounting plate, and the two support seats are respectively used for supporting two ends of the first plate body, so that the two support seats can support the first clamping mechanism and be separated from the surface of the mounting plate, and further, the mounting plate is convenient for avoiding the first clamping mechanism.

[0017] According to some embodiments of the utility model, a first positioning pin is provided on the support seat, and a first positioning hole is provided at two ends of the first plate body, and the first positioning pin is positioned in cooperation with the first positioning hole.

[0018] Beneficially: the utility model discloses that a first positioning pin is provided on the support seat, and a first positioning hole is provided at two ends of the first plate body, and the first positioning pin is positioned in cooperation with the first positioning hole, so that the first clamping mechanism is positioned on the second clamping mechanism, and further, the clamping position of the first clamping mechanism on the second clamping mechanism is more accurate.

[0019] According to some embodiments of the utility model, the second clamping mechanism further includes two pressing assemblies, and the two pressing assemblies are used for pressing two ends of the first plate body, and the pressing assembly includes a pressing arm, a first cylinder for pressing and loosening the first plate body.

[0020] Beneficially: the utility model discloses that the second clamping mechanism further includes two pressing assemblies, and the two pressing assemblies are used for pressing two ends of the first plate body, and the pressing assembly includes a pressing arm, a first cylinder for pressing and loosening the first plate body, so that the two pressing assemblies cooperate to make the clamping of the first clamping mechanism more stable.

[0021] According to some embodiments of the utility model, the second clamping mechanism further includes a chassis, a rotating frame rotatably arranged on the chassis and a first motor for driving the rotating frame to rotate, and the mounting plate is arranged on the rotating frame.

[0022] Beneficially, the utility model discloses a second clamping mechanism still includes the chassis, rotates the frame that sets up on the chassis and drives the first motor of rotating frame, and the mounting plate is arranged on the rotating frame, to make second clamping mechanism can overturn first clamping mechanism, and then, the angle of workpiece is conveniently adjusted.

[0023] According to some embodiments of the utility model, further include auxiliary tool, when the first clamping mechanism and the second clamping mechanism separate, the auxiliary tool is used for positioning workpiece to assist the first clamping mechanism clamping workpiece.

[0024] Beneficially, the utility model discloses a second clamping mechanism still includes the chassis, rotates the frame that sets up on the chassis and drives the first motor of rotating frame, and the mounting plate is arranged on the rotating frame, to make second clamping mechanism can overturn first clamping mechanism, and then, the angle of workpiece is conveniently adjusted.

[0025] According to some embodiments of the utility model, the auxiliary tool includes bottom plate, first limit seat and second limit seat, the bottom plate is used for supporting the first plate body, the first plate body is provided with two first positioning holes, the bottom plate is provided with two second positioning pins, two second positioning pins are positioned with two first positioning holes, the first limit seat and the second limit seat are respectively located on both sides of the first plate body, and the first limit seat and the second limit seat are positioned at both ends of the workpiece.

[0026] Beneficially, the utility model discloses a second clamping mechanism still includes the chassis, rotates the frame that sets up on the chassis and drives the first motor of rotating frame, and the mounting plate is arranged on the rotating frame, to make second clamping mechanism can overturn first clamping mechanism, and then, the angle of workpiece is conveniently adjusted.

[0027] According to some embodiments of the utility model, the bottom plate is further provided with a support, the support is provided with a first screw rod, the first screw rod is threadedly connected with one of the support and the second limit seat, the first screw rod is rotationally connected with the other of the support and the second limit seat, and the first screw rod is used to drive the second limit seat to approach and away from the first limit seat.

[0028] Beneficially: the utility model discloses still be provided with support on bottom plate, and support is provided with first screw rod, and one of screw connection of first screw rod and support and second limit seat, and the rotation connection of first screw rod and another of support and second limit seat, and first screw rod is used to drive second limit seat to be close to and away from first limit seat, thereby, the distance between first limit seat and second limit seat is conveniently adjusted, and then, make the auxiliary tool adapt to the positioning workpiece of different length specifications.

[0029] The additional aspects and advantages of the utility model will be partly given in the following description, partly will become obvious from the following description, or be understood by the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0030] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description is only some embodiments of the utility model, and for ordinary skilled person in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0031] Figure 1 It is the structural schematic diagram of the slide tube of the embodiment of the utility model;

[0032] Figure 2 It is the structural schematic diagram of the first clamping mechanism of the embodiment of the utility model;

[0033] Figure 3 It is the structural schematic diagram of the second clamping mechanism of the embodiment of the utility model; Figure 2 It is the plan view shown;

[0034] Figure 4 It is the A-A sectional view shown; Figure 3 It is the A-A sectional view shown;

[0035] Figure 5 It is the structural schematic diagram of the first clamping mechanism and the second clamping mechanism of the embodiment of the utility model cooperation;

[0036] Figure 6 It is the structural schematic diagram of the first clamping mechanism and the auxiliary tool of the embodiment of the utility model;

[0037] Figure 7 It is the structural schematic diagram of the first clamping mechanism and the auxiliary tool of the embodiment of the utility model cooperation.

[0038] 100-first clamping mechanism, 110-first plate body, 120-second plate body, 130-first screw, 140-first accommodating groove, 150-first supporting part, 160-concave arc surface, 170-first avoiding cavity, 180-second accommodating groove, 190-second supporting part, 200-convex arc surface, 210-second avoiding cavity, 220-second clamping mechanism, 230-mounting plate, 240-supporting seat, 250-first positioning pin, 260-first positioning hole, 270-pressing assembly, 280-pressing arm, 290-first air cylinder, 300-chassis, 310-rotating frame, 320-first motor, 330-assisting tool, 340-bottom plate, 350-first limiting seat, 360-second limiting seat, 370-second positioning pin, 380-stand, 390-first screw rod. DETAILED DESCRIPTION

[0039] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are merely intended to explain the present application, and cannot be understood as a limitation of the present application.

[0040] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0041] In the description of the present application, the meaning of several is one or more, and the meaning of multiple is two or more, greater than, less than, more than, etc. are understood as not including the number, above, below, etc. are understood as including the number. If the first and the second are described, this is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the sequence of indicated technical features.

[0042] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the term "mounting, connection and connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0043] The utility model discloses an aluminum alloy earphone sliding pipe fixing clamp. Figures 1-7 An aluminum alloy earphone sliding pipe fixing clamp is described.

[0044] The utility model discloses an aluminum alloy earphone sliding pipe fixing clamp.

[0045] In the embodiment, the aluminum alloy earphone sliding pipe fixing clamp mainly includes a first clamping mechanism 100, a second clamping mechanism 220 and an auxiliary tool 330.

[0046] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , for the first clamping mechanism 100, the first clamping mechanism 100 includes a first plate body 110, a second plate body 120 and a first screw 130, one side of the first plate body 110 is provided with a first accommodating groove 140, the first accommodating groove 140 accommodates a workpiece, the first accommodating groove 140 is provided with two first support parts 150, the two first support parts 150 are used for supporting a concave arc surface 160 of the workpiece, a first avoiding cavity 170 is formed between the two first support parts 150 and is used for avoiding a middle part of the concave arc surface 160 of the workpiece, one side of the second plate body 120 is provided with a second accommodating groove 180, the second accommodating groove 180 accommodates the workpiece, the second accommodating groove 180 is provided with two second support parts 190, the two second support parts 190 are used for supporting a convex arc surface 200 of the workpiece, a second avoiding cavity 210 is formed between the two second support parts 190 and is used for avoiding a middle part of the convex arc surface 200 of the workpiece, and the first screw 130 locks the first plate body 110 and the second plate body 120 so that the first plate body 110 and the second plate body 120 clamp the workpiece.

[0047] It can be understood that the first plate body 110 supports the concave arc surface 160 of the workpiece by the two first support parts 150, so that the first plate part can avoid the middle part of the concave arc surface 160 of the workpiece, the second plate body 120 supports the convex arc surface 200 of the workpiece by the two second support parts 190, so that the second plate part can avoid the middle part of the convex arc surface 200 of the workpiece, the risk of deforming the workpiece by the first plate part and the second plate part is reduced, then the second plate body 120 is locked on the first plate body 110 by the first screw 130 to press the workpiece, so that the locking force of the first screw 130 on the second plate body 120 and the first plate body 110 is easy to control, and then the locking force of the first clamping mechanism 100 on the workpiece is facilitated to control, the locking force of the first clamping mechanism 100 on the workpiece is prevented from being too large to deform the workpiece, and the machining size is ensured to be stable.

[0048] In some specific embodiments, the second plate body 120 is provided with two second accommodating grooves 180, and the first plate body 110 is provided with at least two first accommodating grooves 140, and one first screw 130 is arranged between the two second accommodating grooves 180 of the first plate body 110, so that the stress of the second plate body 120 is more balanced, and the clamping of the workpiece by the second plate body 120 is more stable.

[0049] Further, the second plate body 120 is provided with a plurality of the first plate body 110, and the number of the first accommodating grooves 140 in the first plate body 110 is twice the number of the first plate body 110, so that the number of workpieces in the clamp is increased, which is beneficial to reduce the feeding time of a single workpiece, and further improve the efficiency.

[0050] In some specific embodiments, the opposite two side walls of the first plate body 110 are respectively provided with a handheld screw rod, and the handheld screw rod is used for handheld moving the first clamping mechanism 100, so as to facilitate manual carrying of the first clamping mechanism 100.

[0051] Referring to Figure 5 For the second clamping mechanism 220, the second clamping mechanism 220 is installed on the machining machine table, and the second clamping mechanism 220 is used for clamping the first clamping mechanism 100.

[0052] It can be understood that by clamping the workpiece on the first clamping mechanism 100 outside the machining equipment, and then clamping the first clamping mechanism 100 with the clamped workpiece on the second clamping mechanism 220 in the machining machine table, the workpiece can be clamped outside the machining equipment in advance, which reduces the downtime for replacing the workpiece, thereby improving the efficiency of replacing the workpiece.

[0053] In some specific embodiments, the first plate body 110 is in a strip shape, and the second clamping mechanism 220 includes a mounting plate 230, and the mounting plate 230 is provided with two support seats 240, and the two support seats 240 are respectively used for supporting two ends of the first plate body 110, so that the two support seats 240 can support the first clamping mechanism 100 to be lifted off the surface of the mounting plate 230, thereby facilitating the mounting plate 230 to avoid the first clamping mechanism 100.

[0054] In some specific embodiments, the support seat 240 is provided with a first positioning pin 250, and the two ends of the first plate body 110 are provided with a first positioning hole 260, and the first positioning pin 250 is matched with the first positioning hole 260 for positioning, so as to facilitate positioning of the first clamping mechanism 100 on the second clamping mechanism 220, thereby making the clamping position of the first clamping mechanism 100 on the second clamping mechanism 220 more accurate.

[0055] In some specific embodiments, the second clamping mechanism 220 further comprises two pressing assemblies 270 for pressing two ends of the first plate body 110, the pressing assembly 270 comprising a pressing arm 280 and a first cylinder 290 for driving the pressing arm 280 to press and release the first plate body 110, so that the two pressing assemblies 270 cooperate to make the clamping of the first clamping mechanism 100 more stable.

[0056] Specifically, the first cylinder 290 can be arranged as a rotary cylinder, so that when the first cylinder 290 drives the pressing arm 280 to release the first plate body 110, the first cylinder 290 can synchronously drive the pressing arm 280 to rotate to avoid the first plate body 110 above, thereby facilitating the placement of the first plate body 110 on the second clamping mechanism 220.

[0057] In some specific embodiments, the second clamping mechanism 220 further comprises a base frame 300, a rotating frame 310 rotatably arranged on the base frame 300, and a first motor 320 for driving the rotating frame 310 to rotate, and the mounting plate 230 is arranged on the rotating frame 310, so that the second clamping mechanism 220 can overturn the first clamping mechanism 100, thereby facilitating the adjustment of the angle of the workpiece.

[0058] Referring to Figure 6 and Figure 7 For the auxiliary tool 330, when the first clamping mechanism 100 and the second clamping mechanism 220 are separated, the auxiliary tool 330 is used for positioning the workpiece to assist the first clamping mechanism 100 in clamping the workpiece.

[0059] The embodiment sets the auxiliary tool 330, when the first clamping mechanism 100 and the second clamping mechanism 220 are separated, the auxiliary tool 330 is used for positioning the workpiece to assist the first clamping mechanism 100 in clamping the workpiece, so that it is easier to position the workpiece when the first clamping mechanism 100 clamps the workpiece, thereby facilitating to improve the efficiency of the first clamping mechanism 100 in clamping the workpiece.

[0060] Specifically, the auxiliary tool 330 comprises a base plate 340, a first limiting seat 350 and a second limiting seat 360, the base plate 340 is used for supporting the first plate body 110, the first plate body 110 is provided with two first positioning holes 260, the base plate 340 is provided with two second positioning pins 370, the two second positioning pins 370 are matched and positioned with the two first positioning holes 260, the first limiting seat 350 and the second limiting seat 360 are respectively located on the two sides of the first plate body 110, and the first limiting seat 350 and the second limiting seat 360 are respectively used for positioning the two ends of the workpiece, so that, on the one hand, the first plate body 110 can be conveniently and quickly placed and positioned on the base plate 340, and on the other hand, the first limiting seat 350 and the second limiting seat 360 can cooperate to quickly position the workpiece in the first containing groove 140, so that the position of the workpiece in the first containing groove 140 is fixed, and the clamping position accuracy of the workpiece on the first clamping mechanism 100 is avoided from being affected by the shaking of the workpiece in the process that the second plate body 120 clamps the workpiece.

[0061] Further, the base plate 340 is further provided with a support 380, the support 380 is provided with a first screw rod 390, the first screw rod 390 is threadedly connected with one of the support 380 and the second limiting seat 360, and the first screw rod 390 is rotationally connected with the other one of the support 380 and the second limiting seat 360, the first screw rod 390 is used for driving the second limiting seat 360 to move close to and away from the first limiting seat 350, so that the distance between the first limiting seat 350 and the second limiting seat 360 is conveniently adjusted, and further, the auxiliary tool 330 is adapted to position workpieces of different length specifications.

[0062] In the description of the present specification, the description of the terms "one embodiment, some embodiments, illustrative embodiments, examples, specific examples or some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiments or examples are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples as appropriate.

[0063] The terms "first, second, third, fourth" and the like (if any) in the specification and claims of the present application and the above-described drawings are used to distinguish similar objects, and do not necessarily mean a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments described herein can be implemented in an order other than that illustrated or described herein.

[0064] It should also be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions.

[0065] In addition, the terms "comprises", "comprising", "includes", "including", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of steps or elements does not include only those steps or elements but can include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

[0066] Also, the terms "comprises", "comprising", "includes", "including", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of steps or elements does not include only those steps or elements but can include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. In other words, "comprising" is a transition term used to introduce an open-ended group of elements with the sole purpose to "provide support for an claim which follows it, and thus, it should be affording the broadest reading of the claim which it introduces." Thus, the term "comprising" should be interpreted as including a stated step or element but not excluding any additional unrecited steps or elements.

[0067] The embodiments of the present application are described in detail above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, and various changes can be made within the scope of knowledge of those skilled in the art without departing from the spirit of the present application.

Claims

1. An aluminum alloy headset slider tube fixture characterized by, include: The first clamping mechanism (100) includes a first plate (110), a second plate (120), and a first screw (130). One side of the first plate (110) has a first receiving groove (140) for accommodating a workpiece. The first receiving groove (140) has two first support portions (150) for supporting the concave arc surface (160) of the workpiece. A first clearance cavity (170) for avoiding the middle part of the concave arc surface (160) of the workpiece is formed between the two first support portions (150). The second plate (120) One side of the plate has a second receiving groove (180) for receiving the workpiece. The second receiving groove (180) has two second support portions (190) for supporting the convex arc surface (200) of the workpiece. A second clearance cavity (210) is formed between the two second support portions (190) for avoiding the middle part of the convex arc surface (200) of the workpiece. The first screw (130) locks the first plate (110) and the second plate (120) to clamp the workpiece. The second clamping mechanism (220) is installed on the machining table and is used to clamp the first clamping mechanism (100).

2. The aluminum alloy headset tube fixture of claim 1, wherein, The second plate (120) is provided with two second receiving grooves (180), and the first plate (110) is provided with at least two first receiving grooves (140). A first screw (130) is provided between the two second receiving grooves (180) of the first plate (110).

3. The aluminum alloy headset tube fixture of claim 2, wherein, The second plate (120) is provided with multiple first receiving slots (140) in the first plate (110) and the number of first receiving slots (140) is twice the number of first plates (110).

4. The aluminum alloy headset tube fixture of claim 1, wherein, The first plate (110) is elongated, and the second clamping mechanism (220) includes a mounting plate (230). The mounting plate (230) is provided with two support seats (240), which are used to support the two ends of the first plate (110) respectively.

5. The aluminum alloy headset tube fixture of claim 4, wherein, The support base (240) is provided with a first positioning pin (250), and the two ends of the first plate (110) are provided with first positioning holes (260). The first positioning pin (250) and the first positioning holes (260) cooperate to position the plate.

6. The aluminum alloy headset tube fixture of claim 4, wherein, The second clamping mechanism (220) further includes two clamping assemblies (270), which are used to clamp the two ends of the first plate (110). The clamping assembly (270) includes a pressure arm (280) and a first cylinder (290) that drives the pressure arm (280) to clamp and release the first plate (110).

7. The aluminum alloy headset tube fixture of claim 4, wherein, The second clamping mechanism (220) further comprises a chassis (300), a rotating frame (310) rotatably arranged on the chassis (300), and a first motor (320) for driving the rotating frame (310) to rotate, and the mounting plate (230) is arranged on the rotating frame (310).

8. The aluminum alloy headset tube fixture of claim 1, wherein, Further comprising an auxiliary tool (330) for positioning a workpiece to assist the first clamping mechanism (100) to clamp the workpiece when the first clamping mechanism (100) and the second clamping mechanism (220) are separated.

9. The aluminum alloy headset tube fixture of claim 8, wherein, The auxiliary tool (330) comprises a bottom plate (340), a first limiting seat (350) and a second limiting seat (360), the bottom plate (340) is used for supporting the first plate body (110), the first plate body (110) is provided with two first positioning holes (260), the bottom plate (340) is provided with two second positioning pins (370), the two second positioning pins (370) are matched and positioned with the two first positioning holes (260), the first limiting seat (350) and the second limiting seat (360) are respectively located on two sides of the first plate body (110), and the first limiting seat (350) and the second limiting seat (360) are respectively used for positioning two ends of the workpiece.

10. The aluminum alloy headset tube fixture of claim 9, wherein, The bottom plate (340) is further provided with a support (380), the support (380) is provided with a first screw rod (390), the first screw rod (390) is threadedly connected with one of the support (380) and the second limiting seat (360), the first screw rod (390) is rotationally connected with the other of the support (380) and the second limiting seat (360), and the first screw rod (390) is used for driving the second limiting seat (360) to move close to and away from the first limiting seat (350).

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