Oral pipe assembly machine

Abstract

The utility model discloses a mouth pipe assembly machine, which is characterized in that an oil mouth cover rotating shaft and a torsion spring are arranged at the joint of a mouth pipe body and a mouth pipe cover, and are assembled to obtain a mouth pipe assembly, and comprises a lower workbench, an upper protective cover and a workbench surface which are arranged on the lower workbench, and an industrial personal computer arranged on the upper protective cover, the mouth pipe assembly clamping assembly and the torsion spring mounting assembly are arranged on the working table. By means of the scheme, the device has the advantages of being simple in structure, easy, convenient and reliable to operate and the like, and has high practical value and popularization value in the technical field of automobile production.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile production especially a mouth pipe assembly machine. BACKGROUND

[0002] The oil port pipe assembly of the present technology comprises a mouth pipe body 100 and a mouth pipe cover 200, which is an important component of the automobile fuel system. Among them, the mouth pipe cover is a component that covers the fuel filling port of the automobile, mainly for the oil gun to enter, and the function of shielding the fuel tank filling port (anti-theft) and decoration. When the oil port pipe assembly is assembled, the oil port cover rotating shaft 300 and the torsion spring 400 need to be installed on the mouth pipe body 100 and the mouth pipe cover 200. At present, the existing technology still adopts tiger mouth forceps and other tools for manual operation, which is low in operation efficiency, especially the torsion spring 400 is not convenient to install.

[0003] Therefore, it is urgent to provide a mouth pipe assembly machine which is simple in structure and easy and reliable to operate. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model aims to provide a mouth pipe assembly machine, and the technical scheme adopted by the utility model is as follows:

[0005] A mouth pipe assembly machine, which installs the oil port cover rotating shaft and the torsion spring at the connection between the mouth pipe body and the mouth pipe cover, and assembles to obtain a mouth pipe assembly, which comprises a lower workbench, an upper shield and a workbench surface arranged on the lower workbench, an industrial computer arranged on the upper shield, and a mouth pipe assembly clamping assembly and a torsion spring installation assembly arranged on the workbench surface;

[0006] The mouth pipe assembly clamping assembly comprises a clamping tool installation base and a first stand column arranged on the workbench surface, a front clamping support seat, a rear clamping support seat and a side extrusion mechanism arranged on the clamping tool installation base, a first upper installation plate fixed on the first stand column, an upper extrusion mechanism arranged on the first upper installation plate, and a rear extrusion mechanism arranged on the rear clamping support seat; the mouth pipe body and the mouth pipe cover are placed on the front clamping support seat and the rear clamping support seat and are extruded by the side extrusion mechanism, the upper extrusion mechanism and the rear extrusion mechanism;

[0007] The torsion spring installation assembly comprises a torsion spring rotating drive mechanism fixed on the workbench surface, and a torsion spring locking mechanism arranged on the torsion spring rotating drive mechanism; the torsion spring rotating drive mechanism comprises a three-axis movement assembly fixed on the workbench surface, a motor and a rotating bearing support seat arranged on the three-axis movement assembly, a rotating connecting shaft penetrating through the rotating bearing support seat and connected with the motor, and a torsion spring twisting head arranged at the bottom of the rotating connecting shaft; the motor drives the torsion spring twisting head to rotate the torsion spring;

[0008] The torsion spring locking mechanism comprises a first mounting base arranged on the three-axis moving assembly, a horizontal sliding assembly arranged on the first mounting base in a horizontal direction, a first return spring mounting base arranged at a rear end of the first mounting base, a second return spring mounting base arranged on the horizontal sliding assembly, a return spring arranged between the first return spring mounting base and the second return spring mounting base, a torsion spring pressing seat arranged at a front end of the horizontal sliding assembly and pressed on the torsion spring after rotation, a locking fixed head arranged on the horizontal sliding assembly, a locking head pushing air cylinder fixed on the first mounting base in a longitudinal direction, a locking movable head connected with the locking head pushing air cylinder and pressed on the locking fixed head, and a pushing handle arranged on the horizontal sliding assembly.

[0009] Further, the side pressing mechanism comprises a first side clamping mounting base fixed on the clamping tool mounting base, a first side clamping air cylinder fixed on the first side clamping mounting base, a first side clamping linkage frame connected with the first side clamping air cylinder, and a first side clamping positioning column fixed on the first side clamping linkage frame and pressed on the mouth pipe cover.

[0010] Further, the upper pressing mechanism comprises a first longitudinal air cylinder fixed on the first upper mounting plate in a longitudinal direction, and a first upper clamping seat arranged at a bottom of the first longitudinal air cylinder; the first upper clamping seat is pressed on the mouth pipe body.

[0011] Further, the rear pressing mechanism comprises a second air cylinder mounting base fixed on the rear clamping support base, a second air cylinder arranged on the second air cylinder mounting base, a first sliding block arranged on the second air cylinder, and a rear pressing block arranged on the first sliding block and pressed on the mouth pipe body.

[0012] Further, the horizontal sliding assembly comprises a plurality of first sliding rails fixed on the first mounting base in a horizontal direction, and a first sliding plate slidably sleeved on the first sliding rails; the second return spring mounting base, the pushing handle and the torsion spring pressing seat are arranged on the first sliding plate.

[0013] Further, the three-axis moving assembly comprises a plurality of second mounting columns fixed on the workbench top, a second mounting base fixed on the second mounting columns, a first sliding module and a second sliding rail fixed on the second mounting base, a second sliding block slidably sleeved on the second sliding rail, a second sliding plate fixed on the second sliding block and connected with the first sliding module, a second sliding module and a third sliding rail fixed on the second sliding plate, a third sliding plate arranged on the third sliding rail and connected with the second sliding module, an upright mounting plate arranged on the third sliding plate, a longitudinal sliding module arranged on the upright mounting plate, and a fourth sliding plate arranged on the longitudinal sliding module; the motor and the rotating bearing support base are arranged on the fourth sliding plate; the first mounting base is fixed on the second mounting base.

[0014] Further, the bottom of the fourth sliding plate is provided with a first extrusion seat and a second extrusion seat; the second extrusion seat extrudes the oil port body; and the first extrusion seat extrudes the oil port cover rotating shaft.

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

[0016] The utility model discloses a front clamping support seat, rear clamping support seat, side extrusion mechanism, upper extrusion mechanism and rear extrusion mechanism are set up, and the oil port cover rotating shaft and the torsional spring's oil port body and oil port cover are extruded, and the support reliability is guaranteed.

[0017] The utility model discloses a torsional spring locking mechanism and torsional spring rotary drive mechanism are set up, and the torsional spring is kept to support to the torsional spring of rotating elastic pressure in the utility model discloses again, in order to facilitate the installation oil port cover rotating shaft.

[0018] The utility model discloses a three -axis movement subassembly, motor, rotating bearing support seat, rotary connecting shaft and torsional spring twist head are set up, in order to facilitate the rotation pressure of torsional spring, guarantee its action reliability. In addition, when the torsional spring locking mechanism is locked to the torsional spring of rotating elastic pressure, the oil port cover rotating shaft is inserted into the junction of oil port body and oil port cover, and the first extrusion seat on three -axis movement subassembly is used to press down and install the oil port cover rotating shaft, and the action is reliable.

[0019] The utility model discloses a first reset spring mounting seat, second reset spring mounting seat, reset spring, push handle, locking head push cylinder, locking movable head and locking fixed head are set up, guarantee that the torsional spring extrusion seat is reliably extruded on the torsional spring, and the reset action is reliable.

[0020] In summary, the utility model has the advantages of simple structure, easy and reliable operation, and has high practical value and popularization value in the field of automobile production technology. ACCURACY

[0021] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the drawings needed in the embodiment used briefly introduces, should understand, the following drawings only shows some embodiments of the utility model, therefore should not be regarded as the limitation to the scope of protection, for the person skilled in the art, without the premise of the creative labor, can also obtain other related drawings according to these drawings.

[0022] Figure 1 It is the first angle structure diagram of the utility model in the oil port body assembly.

[0023] Figure 2 It is the second angle structure diagram of the utility model in the oil port body assembly.

[0024] Figure 3 It is a structure schematic view of the first angle of the mouth tube assembly clamping assembly and the torsion spring installation assembly in the utility model.

[0025] Figure 4 It is a structure schematic view of the second angle of the mouth tube assembly clamping assembly and the torsion spring installation assembly in the utility model.

[0026] Figure 5 It is a structure schematic view of the second angle of the mouth tube assembly clamping assembly and the torsion spring installation assembly in the utility model.

[0027] Figure 6 It is a structure schematic view of the first angle of the mouth tube assembly clamping assembly in the utility model.

[0028] Figure 7 It is a structure schematic view of the second angle of the mouth tube assembly clamping assembly in the utility model.

[0029] Figure 8 It is a structure schematic view of the third angle of the mouth tube assembly clamping assembly in the utility model.

[0030] Figure 9 It is a structure schematic view of the first angle of the torsion spring installation assembly in the utility model.

[0031] Figure 10 It is a structure schematic view of the second angle of the torsion spring installation assembly in the utility model.

[0032] Figure 11 It is a structure schematic view of the second angle of the torsion spring installation assembly in the utility model.

[0033] Figure 12 It is a structure schematic view of the first angle of the torsion spring locking mechanism in the utility model.

[0034] Figure 13 It is a structure schematic view of the second angle of the torsion spring locking mechanism in the utility model.

[0035] In the above-mentioned drawing, the component name corresponding to the reference sign is as follows:

[0036] 100, mouth pipe body; 200, mouth pipe cover; 300, oil filler cap rotating shaft; 400, torsion spring; 1, lower workbench; 2, upper shroud; 3, industrial computer; 4, workbench surface; 5, mouth pipe assembly clamping assembly; 6, torsion spring installation assembly; 10, mouth pipe assembly; 501, clamping tool installation base; 502, front clamping support seat; 503, first side clamping installation seat; 504, first side clamping cylinder; 505, first side clamping linkage frame; 506, first side clamping positioning column; 507, rear clamping support seat; 508, second cylinder installation seat; 509, second cylinder; 510, first sliding block; 511, rear extrusion block; 512, first vertical column; 513, first upper installation plate; 514, first longitudinal cylinder; 515, first upper clamping seat; 61, torsion spring locking mechanism; 62, torsion spring rotating driving mechanism; 6101, first installation seat; 6102, first sliding rail; 6103, first return spring installation seat; 6104, first sliding plate; 6105, second return spring installation seat; 6106, return spring; 6107, push handle; 6108, torsion spring extrusion seat; 6109, locking head pushing cylinder; 6110, locking movable head; 6111, locking fixed head; 6201, second installation vertical column; 6202, second installation seat; 6203, first sliding module; 6204, second sliding rail; 6205, second sliding block; 6206, second sliding plate; 6207, second sliding module; 6208, third sliding rail; 6209, third sliding plate; 6210, vertical installation plate; 6211, longitudinal sliding module; 6212, fourth sliding plate; 6213, motor; 6214, rotating bearing support seat; 6215, first extrusion seat; 6216, second extrusion seat; 6217, torsion spring twisting head. DETAILED DESCRIPTION

[0037] For the purposes of the present application, the technical solutions and advantages are more clearly, the following will be further described with the embodiments and examples of the present application, the embodiments of the present application include but are not limited to the following examples. Based on the examples in the present application, all other examples obtained by those skilled in the art without making creative efforts belong to the scope of the present application.

[0038] In the present embodiment, the term "and / or", only describes the association relationship of the associated object, which means that there may be three kinds of relationships, for example, A and / or B, which means that there are three kinds of situations, such as A alone, A and B exist at the same time, and B alone.

[0039] The terms "first" and "second" and the like in the description and claims of the present embodiments are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. For example, a first object and a second object are used for distinguishing between the two objects and do not necessarily have a particular sequential or chronological order.

[0040] In the present embodiments, the words "exemplary" and "for example" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "for example" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the words "exemplary" and "for example" is intended to present concepts in a concrete manner.

[0041] In the description of the present embodiments, the meaning of "a plurality of" is two or more unless otherwise specified. For example, a plurality of processing units means two or more processing units; a plurality of systems means two or more systems.

[0042] As shown in Figures 1 to 13 The present embodiments provide an oil port assembly machine, which installs the oil port cover shaft 300 and the torsion spring 400 at the connection between the oil port body 100 and the oil port cover 200, and assembles the oil port assembly 10. Specifically, the oil port assembly machine includes a lower workbench 1, an upper shield 2 and a workbench surface 4 arranged on the lower workbench 1, an industrial computer 3 arranged on the upper shield 2, and an oil port assembly clamping assembly 5 and a torsion spring installation assembly 6 arranged on the workbench surface 4.

[0043] In the present embodiments, the oil port body 100 and the oil port cover 200 are reliably fixed in up-down, front-back, and side directions by the oil port assembly clamping assembly 5. Specifically, the oil port assembly clamping assembly 5 includes a clamping tool installation base 501 and a first vertical column 512 arranged on the workbench surface 4, a front clamping support seat 502, a rear clamping support seat 507, and a side extrusion mechanism arranged on the clamping tool installation base 501, a first upper installation plate 513 fixed on the first vertical column 512, an upper extrusion mechanism arranged on the first upper installation plate 513, and a rear extrusion mechanism arranged on the rear clamping support seat 507; the oil port body 100 and the oil port cover 200 are placed on the front clamping support seat 502 and the rear clamping support seat 507, and are extruded by the side extrusion mechanism, the upper extrusion mechanism, and the rear extrusion mechanism.

[0044] The side pressing mechanism comprises a first side clamping mounting base 503 fixed on the clamping tool mounting base 501, a first side clamping cylinder 504 fixed on the first side clamping mounting base 503, a first side clamping linkage frame 505 connected with the first side clamping cylinder 504, and a first side clamping positioning column 506 fixed on the first side clamping linkage frame 505 and pressed on the spout cover 200. In addition, the upper pressing mechanism comprises a first longitudinal cylinder 514 fixed on the first upper mounting plate 513 in the longitudinal direction, and a first upper clamping seat 515 arranged at the bottom of the first longitudinal cylinder 514. The first upper clamping seat 515 is pressed on the spout body 100. Finally, the rear pressing mechanism comprises a second cylinder mounting seat 508 fixed on the rear clamping support seat 507, a second cylinder 509 arranged on the second cylinder mounting seat 508, a first sliding block 510 arranged on the second cylinder 509, and a rear pressing block 511 arranged on the first sliding block 510 and pressed on the spout body 100. In this way, the spout body 100 and the spout cover 200 can be reliably fixed to facilitate the installation of the oil filler cap rotating shaft 300 and the torsion spring 400.

[0045] In this embodiment, the torsion spring 400 needs to be applied with a torsion and installed on the spout body 100 and the spout cover 200 to be opened by the spout cover 200 when refueling. The torsion spring installation assembly 6 comprises a torsion spring rotating drive mechanism 62 fixed on the workbench top 4 and a torsion spring locking mechanism 61 arranged on the torsion spring rotating drive mechanism 62. The torsion spring rotating drive mechanism 62 is used to apply a torsion to the torsion spring 400 and press down the oil filler cap rotating shaft 300.

[0046] The torsion spring rotating driving mechanism 62 comprises a plurality of second mounting columns 6201 fixed on the workbench top 4, a second mounting base 6202 fixed on the second mounting columns 6201, a first sliding module 6203 and a second sliding rail 6204 fixed on the second mounting base 6202, a second sliding block 6205 sleeved on the second sliding rail 6204, a second sliding plate 6206 fixed on the second sliding block 6205 and connected with the first sliding module 6203, a second sliding module 6207 and a third sliding rail 6208 fixed on the second sliding plate 6206, a third sliding plate 6209 arranged on the third sliding rail 6208 and connected with the second sliding module 6207, a vertical mounting plate 6210 arranged on the third sliding plate 6209, a longitudinal sliding module 6211 arranged on the vertical mounting plate 6210, a fourth sliding plate 6212 arranged on the longitudinal sliding module 6211, a motor 6213 and a rotating bearing support base 6214 fixed on the fourth sliding plate 6212, a rotating connecting shaft arranged through the rotating bearing support base 6214 and connected with the motor 6213, and a torsion spring twisting head 6217 arranged at the bottom of the rotating connecting shaft. The motor 6213 drives the torsion spring twisting head 6217 to rotate the torsion spring 400. In addition, a first extrusion base 6215 and a second extrusion base 6216 are arranged at the bottom of the fourth sliding plate 6212. When the torsion spring 400 rotates to apply torsion, the second extrusion base 6216 extrudes the oil port body 100. When the oil port cover rotating shaft 300 is inserted, the first extrusion base 6215 is used to press and install the oil port cover rotating shaft 300.

[0047] In the embodiment, when the torsion spring 400 is rotated to apply a torsion force, locking is needed, and the oil filler cap rotating shaft 300 is inserted. Then, the torsion spring locking mechanism 61 comprises a first mounting seat 6101 arranged on the second mounting seat 6202, a horizontal sliding assembly arranged on the first mounting seat 6101 in a horizontal direction, a first return spring mounting seat 6103 arranged at the rear end of the first mounting seat 6101, a second return spring mounting seat 6105 arranged on the horizontal sliding assembly, a return spring 6106 arranged between the first return spring mounting seat 6103 and the second return spring mounting seat 6105, a torsion spring pressing seat 6108 arranged at the front end of the horizontal sliding assembly and pressed on the rotated torsion spring 400, a locking head pushing cylinder 6109 fixed on the first mounting seat 6101 in a vertical direction, a locking movable head 6110 connected with the locking head pushing cylinder 6109 and pressed on the locking fixed head 6111, and a pushing handle 6107 arranged on the horizontal sliding assembly. The horizontal sliding assembly comprises a plurality of first sliding rails 6102 fixed on the first mounting seat 6101 in a horizontal direction and a first sliding plate 6104 sleeved on the first sliding rails 6102. The second return spring mounting seat 6105, the pushing handle 6107 and the torsion spring pressing seat 6108 are arranged on the first sliding plate 6104.

[0048] When the oil pipe body 100 and the oil pipe cover 200 are fixed on the oil pipe assembly clamping assembly 5, the torsion spring 400 is arranged at the connecting position of the oil pipe body 100 and the oil pipe cover 200, the torsion spring twisting head 6217 is rotated by the motor 6213, and the torsion force is applied to the torsion spring 400. The pushing handle 6107 is manually pushed, so that the torsion spring pressing seat 6108 is pressed on the torsion spring 400 after the torsion force is applied, and the elastic return is prevented. Then, the locking movable head 6110 is pushed by the locking head pushing cylinder 6109 and clamped at the rear end of the locking fixed head 6111, and at this time, the return spring 6106 is in a stretched state. The torsion spring twisting head 6217 is lifted by the vertical sliding module 6211, the oil filler cap rotating shaft 300 is inserted into the connecting position of the torsion spring 400, and the first pressing seat 6215 is pressed to complete the connection.

[0049] The above embodiment is only a preferred embodiment of the utility model, and does not limit the protection scope of the utility model. Any change made by using the design principle of the utility model and non-creative labor on this basis shall belong to the protection scope of the utility model.

Claims

1. A filler neck assembly machine, which installs an oil filler cap shaft (300) and a torsion spring (400) at a connection between a filler neck body (100) and a filler neck cap (200), and assembles a filler neck assembly (10), characterized in that, The utility model provides a kind of mouth tube assembly clamping assembly and torsion spring installation assembly, including lower workbench (1), upper shield (2) and workbench face (4) being arranged on lower workbench (1), industrial computer (3) being arranged on upper shield (2), and mouth tube assembly clamping assembly (5) and torsion spring installation assembly (6) being arranged on workbench face (4); The mouth tube assembly clamping assembly (5) includes a clamping tool mounting base (501) and a first upright column (512) disposed on the workbench face (4), a front clamping support seat (502), a rear clamping support seat (507), and a side extrusion mechanism disposed on the clamping tool mounting base (501), a first upper mounting plate (513) fixed to the first upright column (512), an upper extrusion mechanism disposed on the first upper mounting plate (513), and a rear extrusion mechanism disposed on the rear clamping support seat (507); the mouth tube body (100) and the mouth tube cover (200) are placed on the front clamping support seat (502) and the rear clamping support seat (507) and are extruded by the side extrusion mechanism, the upper extrusion mechanism, and the rear extrusion mechanism; The torsion spring installation assembly (6) includes a torsion spring rotation driving mechanism (62) fixed to the workbench face (4) and a torsion spring locking mechanism (61) disposed on the torsion spring rotation driving mechanism (62); the torsion spring rotation driving mechanism (62) includes a three-axis movement assembly fixed to the workbench face (4), a motor (6213) and a rotating bearing support seat (6214) disposed on the three-axis movement assembly, a rotating connection shaft penetrating through the rotating bearing support seat (6214) and connected to the motor (6213), and a torsion spring twisting head (6217) disposed at the bottom of the rotating connection shaft; the motor (6213) drives the torsion spring twisting head (6217) to rotate the torsion spring (400); The torsion spring locking mechanism (61) includes a first mounting seat (6101) disposed on the three-axis movement assembly, a horizontal sliding assembly disposed on the first mounting seat (6101) in a horizontal direction, a first return spring mounting seat (6103) disposed at the rear end of the first mounting seat (6101), a second return spring mounting seat (6105) disposed on the horizontal sliding assembly, a return spring (6106) disposed between the first return spring mounting seat (6103) and the second return spring mounting seat (6105), a torsion spring extrusion seat (6108) disposed at the front end of the horizontal sliding assembly and extruded on the rotated torsion spring (400), a locking fixed head (6111) disposed on the horizontal sliding assembly, a locking head pushing cylinder (6109) fixed to the first mounting seat (6101) in a vertical direction, a locking movable head (6110) connected to the locking head pushing cylinder (6109) and extruded on the locking fixed head (6111), and a pushing handle (6107) disposed on the horizontal sliding assembly.

2. A mouth tube fitting machine according to claim 1, wherein, The side pressing mechanism comprises a first side clamping mounting base (503) fixed on the clamping tool mounting base (501), a first side clamping cylinder (504) fixed on the first side clamping mounting base (503), a first side clamping linkage frame (505) connected with the first side clamping cylinder (504), and a first side clamping positioning column (506) fixed on the first side clamping linkage frame (505) and pressed on the mouth pipe cover (200).

3. A tube fitting machine according to claim 1, wherein, The upper pressing mechanism comprises a first longitudinal cylinder (514) fixed on the first upper mounting plate (513) in the longitudinal direction, and a first upper clamping seat (515) arranged at the bottom of the first longitudinal cylinder (514); the first upper clamping seat (515) is pressed on the mouth pipe body (100).

4. A tube fitting machine according to claim 1, wherein, The rear pressing mechanism comprises a second cylinder mounting base (508) fixed on the rear clamping support seat (507), a second cylinder (509) arranged on the second cylinder mounting base (508), a first sliding block (510) arranged on the second cylinder (509), and a rear pressing block (511) arranged on the first sliding block (510) and pressed on the mouth pipe body (100).

5. A tube fitting machine according to claim 1 or 2 or 3 or 4, wherein, The horizontal sliding assembly comprises a plurality of first sliding rails (6102) fixed on the first mounting seat (6101) in the horizontal direction, and a first sliding plate (6104) slidably sleeved on the first sliding rails (6102); the second reset spring mounting seat (6105), the push handle (6107) and the torsion spring pressing seat (6108) are arranged on the first sliding plate (6104).

6. A tube fitting machine according to claim 1 or 2 or 3 or 4, wherein, The three-axis moving assembly comprises a plurality of second mounting columns (6201) fixed on the workbench top (4), a second mounting seat (6202) fixed on the second mounting columns (6201), a first sliding module (6203) and a second sliding rail (6204) fixed on the second mounting seat (6202), a second sliding block (6205) slidably sleeved on the second sliding rail (6204), a second sliding plate (6206) fixed on the second sliding block (6205) and connected with the first sliding module (6203), a second sliding module (6207) and a third sliding rail (6208) fixed on the second sliding plate (6206), a third sliding plate (6209) arranged on the third sliding rail (6208) and connected with the second sliding module (6207), a vertical mounting plate (6210) arranged on the third sliding plate (6209), a longitudinal sliding module (6211) arranged on the vertical mounting plate (6210), and a fourth sliding plate (6212) arranged on the longitudinal sliding module (6211); a motor (6213) and a rotating bearing support seat (6214) are arranged on the fourth sliding plate (6212); the first mounting seat (6101) is fixed on the second mounting seat (6202).

7. A tube fitting machine according to claim 6, wherein, The bottom of the fourth sliding plate (6212) is provided with a first extrusion seat (6215) and a second extrusion seat (6216); the second extrusion seat (6216) extrudes the oil port body (100); and the first extrusion seat (6215) extrudes the oil port cover rotating shaft (300).

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