A buckle assembly device and an automatic luggage handle assembly machine

Abstract

The application discloses a buckle assembly device, which comprises a buckle assembly jig and a buckle assembly mechanism. The buckle assembly jig comprises a plurality of first assembly grooves, and the first assembly grooves comprise first pull rod positioning grooves and buckle positioning grooves connected with each other. The buckle assembly mechanism comprises a tube core lifting assembly, a tube core translation assembly, a tube core rotation assembly and a plurality of first profiled tube cores. The tube core lifting assembly is connected to drive each first profiled tube core to lift, the tube core translation assembly is connected to drive each first profiled tube core to translate, and the tube core rotation assembly is connected to drive each first profiled tube core to rotate. The buckle assembly device can realize automatic assembly between a hollow pull rod and a C-shaped buckle. The application further discloses a luggage pull rod automatic assembly machine, which comprises the buckle assembly device.

Description

Technical Field

[0001] The present invention relates to a luggage case assembly technology, and in particular to a buckle assembly device and an automatic luggage case pull rod assembly machine. Background Art

[0002] The handle structure of existing luggage is equipped with a telescopic pull rod. The handle structure can be retracted into the luggage body during normal use and extended out of the luggage body during use. This is very practical. The telescopic pull rod is formed by multiple overlapping pull rod sections, each of which consists of a hollow pull rod, a C-shaped buckle, and a spring-loaded telescopic plug.

[0003] At present, the assembly of pull rods is still in the manual assembly stage, and some mechanical assistance is used to achieve semi-automation when necessary. This not only wastes time and manpower, but also fails to effectively increase the speed of production. In addition, the processing speed will vary depending on the workers' proficiency, which will also cause the processed suitcases to have quality problems and cannot be used for a long time, thereby reducing product quality, increasing operating costs, and reducing processing efficiency.

[0004] For the automated assembly of the pull rod, the assembly between the two accessories, the hollow pull rod and the C-shaped clip, is particularly difficult because it involves the snap-fitting and embedding between the inner clip and the clip hole. Summary of the Invention

[0005] In order to solve the above-mentioned deficiencies of the prior art, the present invention provides a buckle assembly device, which can realize automatic assembly between a hollow pull rod and a C-shaped buckle.

[0006] The present invention also provides a luggage case pull rod automatic assembly machine, comprising the above-mentioned buckle assembly device, which can realize automatic loading and automatic assembly among the hollow pull rod, the C-shaped buckle and the spring telescopic plug.

[0007] The technical problem to be solved by the present invention is achieved through the following technical solutions:

[0008] A snap assembly device includes a snap assembly fixture and a snap assembly mechanism that are arranged opposite to each other along the x-direction, wherein:

[0009] The buckle assembly fixture includes a plurality of first assembly grooves extending along the x-direction and arranged in parallel along the y-direction, wherein the first assembly grooves include a first pull rod positioning groove and a buckle positioning groove connected along the x-direction;

[0010] The snap assembly mechanism includes a tube core lifting component, a tube core translation component and a tube core rotation component and a plurality of first profiling tube cores, wherein the plurality of first profiling tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one first profiling tube core corresponds to one first pull rod positioning groove; the tube core lifting component is connected to drive each first profiling tube core to lift and lower along the z-direction so as to align each first profiling tube core with the hollow pull rod located on the corresponding first pull rod positioning groove; the tube core translation component is connected to drive each first profiling tube core to translate along the x-direction so as to align each first profiling tube core with the hollow pull rod located on the corresponding first pull rod positioning groove Insert it into the first port of the corresponding hollow pull rod, and then push each hollow pull rod to translate along the x direction, so as to insert the second port of each hollow pull rod into the C-shaped buckle located on the corresponding buckle positioning groove, until the buckle hole of each hollow pull rod is aligned with the inner buckle of the corresponding C-shaped buckle; the tube core rotation assembly is connected to drive each first contoured tube core to rotate around its own axis, so as to drive each hollow pull rod to rotate in the corresponding C-shaped buckle, and then rotate the inner buckle of each C-shaped buckle into the buckle hole of the corresponding hollow pull rod.

[0011] Furthermore, the snap-on assembly jig includes a first jig seat, a second jig seat and a snap-on baffle, the first jig seat and the second jig seat are fixedly connected along the x-direction, each first pull rod positioning groove is arranged on the first jig seat, and each snap-on positioning groove is arranged on the second jig seat; the snap-on baffle is arranged on the side of the second jig seat away from the first jig seat to support the C-shaped snaps on each snap-on positioning groove; a plurality of protruding notches are provided on the snap-on baffle, and one protruding notch corresponds to one snap-on positioning groove, so that the second port of each empty pull rod can be extended after being inserted into the C-shaped snap.

[0012] Furthermore, the die translation assembly includes a die translation driver, a die translation guide rail and a die translation seat, the die translation guide rail extends along the x-direction, the die translation seat is arranged on the die translation guide rail, and the die translation driver is connected to drive the die translation seat to translate along the x-direction on the die translation guide rail; the die lifting assembly is arranged on the die translation seat, including a die lifting driver, a die lifting guide rail and a die lifting seat, the die lifting guide rail extends along the z-direction, the die lifting seat is arranged on the die lifting guide rail, and the die lifting driver is connected to drive the die lifting seat to lift and lower along the z-direction on the die lifting guide rail.

[0013] Furthermore, the tube core rotation assembly is arranged on the side of the tube core lifting seat facing away from the clip assembly fixture, and each first profiling tube core is arranged on the side of the tube core lifting seat facing the clip assembly fixture; the tube core rotation assembly includes a tube core rotation driver, a driving wheel, a transmission belt and a plurality of driven wheels, one driven wheel corresponds to one first profiling tube core, and one end of each first profiling tube core is coaxially connected to the corresponding driven wheel after passing through the tube core lifting seat; the driving wheel is arranged on the output shaft of the tube core rotation driver, and is connected to each driven wheel through the transmission belt, so as to drive the first profiling tube core on each driven wheel to rotate around its own axis under the drive of the tube core rotation driver.

[0014] A luggage case tie rod automatic assembly machine includes a machine platform and a tie rod feeding device, a plug feeding device, a plug assembly device, a buckle feeding device, a tie rod transplanting device and the above-mentioned buckle assembly device arranged on the machine platform, wherein:

[0015] The pull rod loading device is used to load the hollow pull rod onto the plug assembly device;

[0016] The plug feeding device is used to feed the spring telescopic plug onto the plug assembly device;

[0017] The plug assembly device is used to assemble the spring telescopic plug into the second end of the hollow pull rod;

[0018] The buckle feeding device is used to load the C-shaped buckle onto the buckle assembly jig of the buckle assembly device;

[0019] The pull rod transfer device is used to transfer the hollow pull rod from the plug assembly device to the buckle assembly fixture of the buckle assembly device;

[0020] The buckle assembly device is used to assemble the C-shaped buckle outside the second end of the hollow pull rod.

[0021] Furthermore, the buckle feeding device is arranged on the side of the buckle assembly fixture facing away from the buckle assembly mechanism, including a buckle vibration plate, a buckle straight vibration table, a buckle positioning fixture and a pre-placement manipulator, a pre-placement positioning fixture, a pre-placement translation mechanism and a buckle feeding manipulator, one end of the buckle straight vibration table is connected to the buckle vibration plate, and the other end of the buckle straight vibration table is connected to the buckle positioning fixture; a plurality of pre-placement positioning slots are provided on the pre-placement positioning fixture along the y direction, and one pre-placement positioning slot corresponds to one C-shaped buckle; the pre-placement translation mechanism The structure is connected to drive the pre-placement positioning jig to translate along the y direction so that each pre-placement positioning groove is aligned with the buckle positioning jig in sequence; the pre-placement robot is used to pre-place the C-shaped buckle in the buckle positioning jig on the pre-placement positioning groove in the pre-placement positioning jig aligned with the buckle positioning jig; the buckle loading robot includes a plurality of buckle picking and placing clamps, one buckle picking and placing clamp corresponds to one C-shaped buckle, and is used to simultaneously load each C-shaped buckle pre-placed on the pre-placement positioning jig to the buckle positioning groove of the buckle assembly jig.

[0022] Furthermore, the pull rod transplanting device includes a vertical frame and a first transplanting manipulator and a second transplanting manipulator arranged on the vertical frame, the first transplanting manipulator is used to transplant the hollow pull rod from the plug assembly device to the snap assembly jig of the snap assembly device, and the second transplanting manipulator is used to transplant and blank the hollow pull rod from the snap assembly jig of the snap assembly device; the snap assembly device also includes a first jig translation mechanism, the first jig translation mechanism is connected to drive the snap assembly jig to translate along the y direction, when the snap assembly jig is translated to the bottom of the first transplanting manipulator, the first transplanting manipulator puts the grasped hollow pull rods into the snap assembly jig, and when the snap assembly jig is translated to the bottom of the second transplanting manipulator, the second transplanting manipulator removes and blanks the hollow pull rods on the snap assembly jig.

[0023] Furthermore, the plug assembly device includes a plug assembly fixture, a plug pressing mechanism and a plug pushing mechanism, wherein

[0024] The plug assembly fixture includes a plurality of second assembly grooves extending along the x-direction and arranged in parallel along the y-direction, wherein the second assembly grooves include a second pull rod positioning groove and a plug positioning groove connected along the x-direction;

[0025] The plug pressing mechanism is provided on one side of the plug assembly jig corresponding to the plug positioning groove, and is used to press in and retract the telescopic pin of the spring-telescopic plug on each plug positioning groove;

[0026] The plug pushing mechanism is arranged on the side of the plug assembly fixture corresponding to the second pull rod positioning groove, including a pushing translation component and a plurality of second shaped tube cores, the plurality of second shaped tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one second shaped tube core corresponds to one second pull rod positioning groove; the pushing translation component is connected to drive each second shaped tube core to translate along the x-direction, so as to insert each second shaped tube core into the first port of the hollow pull rod located on the corresponding second pull rod positioning groove, and then push each hollow pull rod to translate along the x-direction, so as to insert the spring telescopic plug located on each plug positioning groove into the second port of the corresponding hollow pull rod until the telescopic pin of each spring telescopic plug is aligned with the pin hole of the corresponding hollow pull rod.

[0027] Furthermore, the plug assembly device includes a plug assembly fixture, a plug pressing mechanism and a plug pushing mechanism, wherein

[0028] The plug assembly fixture includes a plurality of second assembly grooves, the plurality of second assembly grooves extending along the x-direction and arranged in parallel along the y-direction, the second assembly grooves including a second pull rod positioning groove and a plug positioning groove connected along the x-direction;

[0029] The plug pressing mechanism is provided on one side of the plug assembly jig corresponding to the plug positioning groove, and is used to press in and retract the telescopic pin of the spring-telescopic plug on each plug positioning groove;

[0030] The plug pushing mechanism is arranged on the side of the plug assembly fixture corresponding to the second pull rod positioning groove, including a pushing translation component and a plurality of second shaped tube cores, the plurality of second shaped tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one second shaped tube core corresponds to one second pull rod positioning groove; the pushing translation component is connected to drive each second shaped tube core to translate along the x-direction, so as to insert each second shaped tube core into the first port of the hollow pull rod located on the corresponding second pull rod positioning groove, and then push each hollow pull rod to translate along the x-direction, so as to insert the spring telescopic plug located on each plug positioning groove into the second port of the corresponding hollow pull rod until the telescopic pin of each spring telescopic plug is aligned with the pin hole of the corresponding hollow pull rod.

[0031] Furthermore, the tie rod loading device includes a tie rod silo mechanism and a tie rod loading manipulator, and the tie rod loading manipulator is arranged between the tie rod silo mechanism and the plug assembly device; wherein,

[0032] The pull rod loading robot includes a loading rotary driver, a loading rotary shaft, a loading rotary seat, a first transmission assembly, a second transmission assembly, a loading rotary swing arm, a loading suction cup group and a loading suction cup lifter, wherein the axial direction of the loading rotary shaft and the loading rotary seat is parallel to the z direction; one end of the loading rotary swing arm is fixedly connected to the loading rotary shaft, and the other end is rotatably connected to the loading rotary seat; the loading rotary driver is connected to the loading rotary shaft through the first transmission assembly to drive the loading rotary shaft to rotate; the loading rotary shaft is connected to the loading rotary shaft through the second transmission assembly The feeding rotary seat is connected with a transmission to drive the feeding rotary seat to rotate on the feeding rotary swing arm; the feeding suction cup lifter is arranged on the feeding rotary seat, and the feeding suction cup group is arranged on the feeding suction cup lifter; when the feeding rotary shaft drives the feeding rotary swing arm to swing, so as to swing the feeding suction cup group located on the other end of the feeding rotary swing arm to the plug assembly device, the feeding rotary shaft drives the feeding rotary seat to rotate on the feeding rotary swing arm, so as to rotate the axial direction of the hollow pull rod sucked by the feeding suction cup group to be parallel to the x-direction.

[0033] The present invention has the following beneficial effects:

[0034] The buckle assembly device of the present invention is provided with the tube core lifting assembly, the tube core translation assembly, and the tube core rotation assembly in the buckle assembly mechanism. The tube core lifting assembly, the tube core translation assembly, and the tube core rotation assembly are used to drive each first contoured tube core to sequentially complete lifting and alignment, translation insertion, and rotational insertion, and finally the inner buckle of each C-shaped buckle is rotated and inserted into the buckle hole of the corresponding hollow pull rod, thereby completing the automated assembly between the hollow pull rod and the C-shaped buckle, thereby improving the assembly efficiency of the luggage case pull rod.

[0035] The automatic assembly machine for luggage case draw rods of the present invention realizes automatic loading of the hollow draw rods, C-shaped draw rods and spring telescopic draw rods, as well as automatic assembly of the hollow draw rods with the C-shaped draw rods and spring telescopic draw rods respectively, by arranging draw rod loading devices, plug loading devices, plug assembly devices, buckle loading devices, draw rod transplanting devices and buckle assembly devices that cooperate with each other, thereby greatly improving the efficiency of draw rod assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 Schematic diagram of the luggage compartment handle before and after assembly.

[0037] Figure 2 This is a three-dimensional schematic diagram of the snap assembly device provided by the present invention.

[0038] Figure 3 This is a three-dimensional schematic diagram of the snap assembly mechanism in the snap assembly device provided by the present invention.

[0039] Figure 4 This is a schematic plan view of the tube core rotating assembly in the snap assembly device provided by the present invention.

[0040] Figure 5 This is a schematic plan view of the automatic luggage case drawbar assembly machine provided by the present invention.

[0041] Figure 6 This is a three-dimensional schematic diagram of the buckle feeding device, the drawbar transferring device and the buckle assembling device in the luggage case drawbar automatic assembly machine provided by the present invention.

[0042] Figure 7 This is a three-dimensional schematic diagram of the buckle loading device in the luggage case pull rod automatic assembly machine provided by the present invention.

[0043] Figure 8 This is a three-dimensional schematic diagram of a drawbar loading device, a plug loading device, and a plug assembly device in the automatic drawbar assembly machine for a luggage case provided by the present invention.

[0044] Figure 9 This is a three-dimensional schematic diagram of the plug assembly device in the luggage case pull rod automatic assembly machine provided by the present invention.

[0045] Figure 10 This is a three-dimensional schematic diagram of the plug loading device in the luggage case drawbar automatic assembly machine provided by the present invention.

[0046] Figure 11 This is a three-dimensional schematic diagram of the drawbar loading device in the automatic assembly machine for luggage drawbars provided by the present invention. DETAILED DESCRIPTION

[0047] The present invention will be described in detail below with reference to the accompanying drawings and embodiments. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and are not to be construed as limiting the present invention.

[0048] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention.

[0049] Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature identified as "first," "second," or "third" may explicitly or implicitly include one or more of such features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0050] In the present invention, unless otherwise expressly specified or limited, terms such as "installed," "connected," "connect," "fixed," and "disposed" should be understood in a broad sense. For example, they may refer to fixed or detachable connections, or integration; mechanical or electrical connections; direct or indirect connections through an intermediate medium; or internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0051] like Figure 1 As shown, the suitcase pull rod 1 includes a hollow pull rod 11, a spring telescopic plug 13 and a C-shaped buckle 12. The hollow pull rod 11 includes a first port and a second port relative to each other, and a pin hole 111 and a buckle hole 112 are provided on at least one side surface near the second port; the spring telescopic plug 13 includes a telescopic pin 131. When the spring telescopic plug 13 is assembled and plugged into the second port of the hollow pull rod 11, the telescopic pin 131 is embedded in the pin hole 111 of the hollow pull rod 11; the C-shaped buckle 12 is also provided with a side snap-in 121 on one side surface and an inner snap-in 122 on at least one side surface, and the side snap-in 121 and the inner snap-in 122 are not on the same side surface; when the C-shaped buckle 12 is assembled and fitted outside the second port of the hollow pull rod 11, the inner snap-in 122 is embedded in the buckle hole 112 of the hollow pull rod 11. Example 1

[0052] like Figure 2 As shown, a snap assembly device includes a snap assembly fixture 710 and a snap assembly mechanism 720 arranged opposite to each other along the x-direction, wherein:

[0053] The buckle assembly fixture 710 includes a plurality of first assembly slots 711 extending along the x-direction and arranged in parallel along the y-direction. The first assembly slots 711 include a first pull rod positioning slot 712 and a buckle positioning slot 713 connected along the x-direction.

[0054] The snap assembly mechanism 720 includes a tube core lifting component 722, a tube core translation component 723, a tube core rotation component 724 and a plurality of first profiling tube cores 721, wherein the plurality of first profiling tube cores 721 extend along the x-direction and are arranged in parallel along the y-direction, and one first profiling tube core 721 corresponds to one first pull rod positioning groove 712; the tube core lifting component 722 is connected to drive each first profiling tube core 721 to lift and lower along the z-direction so as to align each first profiling tube core 721 with the hollow pull rod 11 located on the corresponding first pull rod positioning groove 712; the tube core translation component 723 is connected to drive each first profiling tube core 721 to translate along the x-direction so as to align each first profiling tube core 721 is inserted into the first port of the corresponding hollow pull rod 11, thereby pushing each hollow pull rod 11 to translate along the x direction, so as to insert the second port of each hollow pull rod 11 into the C-shaped buckle 12 located on the corresponding buckle positioning groove 713, until the buckle hole 112 of each hollow pull rod 11 is aligned with the inner buckle 122 of the corresponding C-shaped buckle 12; the tube core rotation assembly 724 is connected to drive each first imitation tube core 721 to rotate around its own axis, so as to drive each hollow pull rod 11 to rotate in the corresponding C-shaped buckle 12, and then the inner buckle 122 of each C-shaped buckle 12 is rotated and snapped into the buckle hole 112 of the corresponding hollow pull rod 11.

[0055] The snap assembly device of the present invention sets the tube core lifting component 722, the tube core translation component 723 and the tube core rotation component 724 in the snap assembly mechanism 720, and uses the tube core lifting component 722, the tube core translation component 723 and the tube core rotation component 724 to drive each first contoured tube core 721 to complete the lifting and lowering alignment, translation insertion and rotation snap-in actions in sequence, and finally rotates the inner snap 122 of each C-shaped snap 12 into the snap hole 112 of the corresponding hollow pull rod 11 to complete the automated assembly between the hollow pull rod 11 and the C-shaped snap 12, thereby improving the assembly efficiency of the suitcase pull rod 1.

[0056] During the buckle assembly, the rod transfer device and the buckle loading device of the automatic assembly machine of the luggage case rod 1 respectively put the hollow rod 11 and the C-shaped buckle 12 into the first rod positioning groove 712 and the buckle positioning groove 713 of the buckle assembly fixture 710. At this time, the buckle hole 112 of the hollow rod 11 is set upward, and the side snap-in opening 121 of the C-shaped buckle 12 is also set upward; first, the tube core lifting assembly 722 drives each first profiling tube core 721 along the z direction The first profiling tube core 721 is lowered to align each first profiling tube core 721 with the hollow pull rod 11 located on the corresponding first pull rod positioning groove 712; then, the tube core translation assembly 723 drives each first profiling tube core 721 to translate the first stroke along the x direction to insert each first profiling tube core 721 into the first port of the corresponding hollow pull rod 11, and then drives each first profiling tube core 721 to continue to translate the second stroke along the x direction to push each hollow pull rod 11 to translate the second stroke along the x direction, thereby Insert the second end of each hollow pull rod 11 into the C-shaped buckle 12 on the corresponding buckle positioning groove 713 until the buckle hole 112 of each hollow pull rod 11 is aligned with the inner buckle 122 of the corresponding C-shaped buckle 12; then, the tube core rotating assembly 724 drives each first imitating tube core 721 to rotate around its own axis by a preset angle, so as to drive each hollow pull rod 11 to rotate in the corresponding C-shaped buckle 12, thereby aligning the inner buckle 122 of each C-shaped buckle 12. 2 is rotated and snapped into the snap hole 112 of the corresponding hollow pull rod 11; after the snap assembly is completed, the tube core translation assembly 723 drives each first shaped tube core 721 to translate and reset along the x direction, so as to withdraw each first shaped tube core 721 to the outside of the corresponding hollow pull rod 11, and then the tube core lifting assembly 722 drives each first shaped tube core 721 to rise and reset, and then the tube core rotation assembly 724 drives each first shaped tube core 721 to rotate and reset around its own axis.

[0057] The hollow pull rod 11 has a first dimension along a first direction of its cross section and a second dimension along a second direction of its cross section, wherein the first dimension is greater than the second dimension, and the second dimension is no greater than the width of the side snap-in slot 121 of the C-shaped buckle 12. Before rotation, the first direction of the hollow pull rod 11 is arranged parallel to the z-direction, so that it can be inserted into the C-shaped buckle 12 through the side snap-in slot 121 in the manner of the second dimension. After rotation, the second direction of the hollow pull rod 11 is arranged parallel to the z-direction, so that it can be tightly enclosed by the C-shaped buckle 12 in the manner of the first dimension. When rotating, the hollow pull rod 11 can push the C-shaped buckle 12 outward to temporarily expand the width of the C-shaped buckle 12, so that the rotation of the hollow pull rod 11 is not affected by the inner snap-in slot 122 of the C-shaped buckle 12.

[0058] The outer shape structure of the first shaped tube core 721 is the same as the tubular shape of the hollow pull rod 11 to ensure that the first shaped tube core 721 can be inserted into the hollow pull rod 11. At the same time, the outer cross-sectional dimension of the first shaped tube core 721 can be slightly smaller than the inner cross-sectional dimension of the hollow pull rod 11 to reduce the friction between the first shaped tube core 721 and the hollow pull rod 11, and avoid the first shaped tube core 721 being unable to withdraw from the hollow pull rod 11 due to excessive friction.

[0059] The snap assembly jig 710 includes a first jig seat 714, a second jig seat 715 and a snap baffle 716. The first jig seat 714 and the second jig seat 715 are fixedly connected along the x-direction. Each first pull rod positioning groove 712 is set on the first jig seat 714, and each snap positioning groove 713 is set on the second jig seat 715; the snap baffle 716 is set on the side of the second jig seat 715 facing away from the first jig seat 714 to support the C-shaped snaps 12 on each snap positioning groove 713 to prevent each C-shaped snap 12 from being pushed out of the snap positioning groove 713 when the corresponding hollow pull rod 11 is inserted; the snap baffle 716 is provided with a plurality of protruding notches, one protruding notch corresponds to one snap positioning groove 713, so that the second end of each hollow pull rod 11 can be slightly extended after being inserted into the C-shaped snap 12.

[0060] like Figure 3 As shown, the die translation assembly 723 includes a die translation driver 725, a die translation guide rail 726 and a die translation seat 727. The die translation guide rail 726 extends along the x-direction, and the die translation seat 727 is arranged on the die translation guide rail 726. The die translation driver 725 is connected to drive the die translation seat 727 to translate along the x-direction on the die translation guide rail 726; the die lifting assembly 722 is arranged on the die translation seat 727, and includes a die lifting driver 728, a die lifting guide rail 729 and a die lifting seat 7210. The die lifting guide rail 729 extends along the z-direction, and the die lifting seat 7210 is arranged on the die lifting guide rail 729. The die lifting driver 728 is connected to drive the die lifting seat 7210 to lift and lower along the z-direction on the die lifting guide rail 729.

[0061] like Figure 4As shown, the tube core rotation component 724 is arranged on the side of the tube core lifting seat 7210 facing away from the clip assembly fixture 710, and each first profiling tube core 721 is arranged on the side of the tube core lifting seat 7210 facing the clip assembly fixture 710; the tube core rotation component 724 includes a tube core rotation driver 7211, a driving wheel 7212, a transmission belt 7213 and a plurality of driven wheels 7214, one driven wheel 7214 corresponds to one first profiling tube core 721, and one end of each first profiling tube core 721 passes through the tube core lifting seat 7210 and is coaxially connected to the corresponding driven wheel 7214; the driving wheel 7212 is arranged on the output shaft of the tube core rotation driver 7211, and is connected to each driven wheel 7214 through the transmission belt 7213, so as to drive the first profiling tube core 721 on each driven wheel 7214 to rotate around its own axis under the drive of the tube core rotation driver 7211.

[0062] In this embodiment, the tube core translation driver 725 and the tube core lifting driver 728 are both driving cylinders, and the tube core rotation driver 7211 is a driving motor.

[0063] Preferably, the x-direction, the y-direction and the z-direction are perpendicular to each other. Example 2

[0064] like Figure 5 As shown, a luggage case tie rod automatic assembly machine includes a machine platform 100 and a tie rod feeding device 200, a plug feeding device 300, a plug assembly device 400, a buckle feeding device 500, a tie rod transplanting device 600 and the buckle assembly device 700 described in the first embodiment, which are arranged on the machine platform 100.

[0065] The tie rod loading device 200 is used to load the hollow tie rod 11 onto the plug assembly device 400;

[0066] The plug loading device 300 is used to load the spring telescopic plug 13 onto the plug assembly device 400;

[0067] The plug assembly device 400 is used to assemble the spring telescopic plug 13 into the second end of the hollow pull rod 11;

[0068] The buckle loading device 500 is used to load the C-shaped buckle 12 onto the buckle assembly jig 710 of the buckle assembly device 700;

[0069] The tie rod transfer device 600 transfers the hollow tie rod 11 from the plug assembly device 400 to the buckle assembly fixture 710 of the buckle assembly device 700;

[0070] The buckle assembly device 700 is used to assemble the C-shaped buckle 12 outside the second end of the hollow pull rod 11.

[0071] When assembling the suitcase pull rod, the pull rod loading device 200 and the plug loading device 300 respectively load the hollow pull rod 11 and the spring telescopic plug 13 onto the plug assembly device 400, and then the plug device assembles the spring telescopic plug 13 into the second port of the hollow pull rod 11, and then the pull rod transferring device 600 transfers the hollow pull rod 11 from the plug assembly device 400 to the clip assembly fixture 710 of the clip assembly device 700, and at the same time, the clip assembly device 700 loads the C-shaped clip 12 onto the clip assembly fixture 710 of the clip assembly device 700, and then the clip assembly device 700 assembles the C-shaped clip 12 outside the second port of the hollow pull rod 11.

[0072] The automatic assembly machine for suitcase drawbars of the present invention realizes automatic loading of the hollow drawbar 11, C-shaped drawbar 12 and spring telescopic drawbar 13, as well as automatic assembly of the hollow drawbar 11 with the C-shaped drawbar 12 and spring telescopic drawbar 13 respectively by setting a drawbar loading device 200, a plug loading device 300, a plug assembly device 400, a buckle loading device 500, a drawbar transplanting device 600 and a buckle assembly device 700, which greatly improves the drawbar assembly efficiency.

[0073] like Figure 6 and 7As shown, the buckle feeding device 500 is arranged on the side of the buckle assembly fixture 710 facing away from the buckle assembly mechanism 720, including a buckle vibration plate 510, a buckle straight vibration table 520, a buckle positioning fixture 530 and a pre-placement manipulator 540, a pre-placement positioning fixture 550, a pre-placement translation mechanism 560 and a buckle feeding manipulator 570, one end of the buckle straight vibration table 520 is connected to the buckle vibration plate 510, and the other end of the buckle straight vibration table 520 is connected to the buckle positioning fixture 530; a plurality of pre-placement positioning grooves 551 are provided on the pre-placement positioning fixture 550 along the y direction, and one pre-placement positioning groove 551 corresponds to one C-shaped buckle 12; the pre-placement platform The shifting mechanism 560 is connected to drive the pre-placed positioning jig 550 to translate along the y direction so that each pre-placed positioning groove 551 is aligned with the buckle positioning jig 530 in sequence; the pre-placed robot 540 is used to pre-place the C-shaped buckle 12 in the buckle positioning jig 530 on the pre-placed positioning groove 551 in the pre-placed positioning jig 550 aligned with the buckle positioning jig 530; the buckle loading robot 570 includes a plurality of buckle pick-and-place clamps 571, one buckle pick-and-place clamp 571 corresponds to one C-shaped buckle 12, and is used to simultaneously load each C-shaped buckle 12 pre-placed on the pre-placed positioning jig 550 to the buckle positioning groove of the buckle assembly jig 710.

[0074] When the buckle is loaded, the buckle vibration plate 510 sends the disordered C-shaped buckles 12 one by one to the buckle straight vibration table 520 through high-frequency vibration, and the buckle straight vibration table 520 conveys each C-shaped buckle 12 forward through linear vibration, so that each C-shaped buckle 12 enters the buckle positioning fixture 530 in turn; then the pre-placement robot 540 grabs the C-shaped buckle 12 on the buckle positioning fixture 530, and drives the grabbed C-shaped buckle 12 to move horizontally along the x direction, so as to pre-place the grabbed C-shaped buckle 12 in the pre-placement positioning fixture 550 aligned with the buckle positioning fixture 530. slot 551; then the pre-placement translation mechanism 560 drives the pre-placement positioning fixture 550 to translate along the y direction to align the next empty pre-placement positioning slot 551 with the buckle positioning fixture 530; this cycle is repeated until the C-shaped buckles 12 are placed on each pre-placement positioning slot 551 in the pre-placement positioning fixture 550, and the buckle loading robot 570 then simultaneously grabs each C-shaped buckle 12 on the pre-placement positioning fixture 550, and drives each grabbed C-shaped buckle 12 to translate along the x direction to load each grabbed C-shaped buckle 12 onto the buckle positioning slot of the buckle assembly fixture 710.

[0075] Preferably, the pre-placement robot 540 includes a pre-placement rotation driver 542, which is used to drive the pre-placement clamping clamp 541 of the pre-placement robot 540 to rotate around the z direction, and then adjust the axial direction of the C-shaped buckle 12 grasped by the pre-placement clamping clamp 541 to be parallel to the y direction, and then place it into the pre-placement positioning slot 551.

[0076] The pull rod transplanting device 600 includes a vertical frame 610 and a first transplanting robot 620 and a second transplanting robot 630 arranged on the vertical frame 610. The first transplanting robot 620 is used to transplant the hollow pull rod 11 from the plug assembly device 400 to the snap assembly fixture 710 of the snap assembly device 700, and the second transplanting robot 630 is used to transplant and unload the hollow pull rod 11 from the snap assembly fixture 710 of the snap assembly device 700.

[0077] The snap assembly device 700 also includes a first jig translation mechanism 730, which is connected to drive the snap assembly jig 710 to translate along the y direction. When the snap assembly jig 710 translates to the bottom of the first transplanting manipulator 620, the first transplanting manipulator 620 places the grasped hollow pull rods 11 onto the snap assembly jig 710. When the snap assembly jig 710 translates to the bottom of the second transplanting manipulator 630, the second transplanting manipulator 630 removes the hollow pull rods 11 on the snap assembly jig 710 for blanking.

[0078] The first transplanting manipulator 620 and the second transplanting manipulator 630 each include a plurality of transplanting suction cup groups 640 , one transplanting suction cup group 640 corresponds to one hollow pull rod 11 ; each transplanting suction cup group 640 includes two transplanting suction cups, which respectively suck the two ends of the same hollow pull rod 11 . Example 3

[0079] As an optimization solution of the second embodiment, in this embodiment, if Figure 8 and 9 As shown, the plug assembly device 400 includes a plug assembly fixture 410, a plug pressing mechanism 420 and a plug pushing mechanism 430, wherein

[0080] The plug assembly fixture 410 includes a plurality of second assembly grooves 411 extending along the x-direction and arranged in parallel along the y-direction. The second assembly grooves 411 include a second pull rod positioning groove 412 and a plug positioning groove 413 connected along the x-direction.

[0081] The plug pressing mechanism 420 is provided on one side of the plug assembly fixture 410 corresponding to the plug positioning groove 413 and is used to press and retract the telescopic pin 131 of the spring telescopic plug 13 on each plug positioning groove 413;

[0082] The plug pushing mechanism 430 is arranged on the side of the plug assembly fixture 410 corresponding to the second pull rod positioning groove 412, including a pushing translation component 432 and a plurality of second shaped tube cores 431, and the plurality of second shaped tube cores 431 extend along the x-direction and are arranged in parallel along the y-direction, and one second shaped tube core 431 corresponds to one second pull rod positioning groove 412; the pushing translation component 432 connects and drives each second shaped tube core 431 to translate along the x-direction, so as to insert each second shaped tube core 431 into the first port of the hollow pull rod 11 located on the corresponding second pull rod positioning groove 412, and then push each hollow pull rod 11 to translate along the x-direction, so as to insert the spring telescopic plug 13 located on each plug positioning groove 413 into the second port of the corresponding hollow pull rod 11, until the telescopic pin 131 of each spring telescopic plug 13 is aligned with the pin hole 111 of the corresponding hollow pull rod 11.

[0083] When the plug is assembled, the pull rod loading device 200 and the plug loading device 300 respectively place the hollow pull rod 11 and the spring telescopic plug 13 into the second pull rod positioning groove 412 and the plug positioning groove 413 of the second assembly groove 411. At this time, the pin hole 111 of the hollow pull rod 11 is set upward, and the telescopic pin 131 of the spring telescopic plug 13 is also set upward; first, the plug pressing mechanism 420 presses the telescopic pin 131 on each spring telescopic plug 13 into and retracts it to facilitate the subsequent insertion of the spring telescopic plug 13 into the hollow pull rod 11; then, the pushing translation assembly 432 drives each second profiling tube core 431 to translate along the x-direction for a third stroke to insert each second profiling tube core 431 into the first port of the corresponding hollow pull rod 11, and then drives each second profiling tube core 431 to move forward and backward. The core 431 translates the fourth stroke along the x-direction, thereby pushing each hollow pull rod 11 to translate the fourth stroke along the x-direction, so as to insert the spring telescopic plug 13 on each plug positioning groove 413 into the second port of the corresponding hollow pull rod 11, until the telescopic pin 131 of each spring telescopic plug 13 is aligned with the pin hole 111 of the corresponding hollow pull rod 11; then, the plug pressing mechanism 420 releases the telescopic pin 131 on each spring telescopic plug 13, and the telescopic pin 131 on each spring telescopic plug 13 extends out and is inserted into the pin hole 111 of the corresponding hollow pull rod 11 under the action of its own spring; after completing the plug assembly, the push-in translation assembly 432 drives each second shaped tube core 431 to translate and reset along the x-direction, so as to withdraw each second shaped tube core 431 to the outside of the corresponding hollow pull rod 11.

[0084] The outer shape structure of the second shaped tube core 431 is the same as the tubular shape of the hollow pull rod 11 to ensure that the second shaped tube core 431 can be inserted into the hollow pull rod 11. At the same time, the outer cross-sectional dimension of the second shaped tube core 431 can be slightly smaller than the inner cross-sectional dimension of the hollow pull rod 11 to reduce the friction between the second shaped tube core 431 and the hollow pull rod 11, and avoid the second shaped tube core 431 being unable to withdraw from the hollow pull rod 11 due to excessive friction.

[0085] The plug assembly jig 410 includes a third jig seat 414, a fourth jig seat 415 and a plurality of plug positioning jigs 416. The third jig seat 414 and the fourth jig seat 415 are movably connected along the x-direction, and each second pull rod positioning groove 412 is arranged on the third jig seat 414; the fourth jig seat 415 is provided with a plurality of jig grooves 417, one jig groove 417 corresponds to one plug positioning jig 416, and each plug positioning jig 416 is arranged on the corresponding jig groove 417 of the fourth jig seat 415; each plug positioning groove 413 is arranged on the corresponding plug positioning jig 416.

[0086] The jacking translation assembly 432 includes a jacking translation driver 433, a jacking translation guide rail 434 and a jacking translation seat 435. The jacking translation guide rail 434 extends along the x-direction, and the jacking translation seat 435 is arranged on the jacking translation guide rail 434. The jacking translation driver 433 is connected to drive the jacking translation seat 435 to translate along the x-direction on the jacking translation guide rail 434; each second contoured tube core 431 is arranged on the jacking translation seat 435.

[0087] In this embodiment, the pushing translation driver 433 is a driving cylinder.

[0088] The plug pressing mechanism 420 includes a pressing rotating head 421, a pressure head toggle block 422 and a pressure head translation assembly 423. The pressure head translation assembly 423 is connected to drive the pressing rotating head 421 to translate along the x direction relative to the plug assembly fixture 410. The pressure head toggle block 422 is arranged on the side of the pressure head translation assembly 423 facing the plug assembly fixture 410; when the pressing rotating head 421 translates and approaches the plug assembly fixture 410, the pressure head toggle block 422 toggle the pressing rotating head 421 to rotate the pressing rotating head 421, thereby pressing and retracting the telescopic pin 131 of the spring telescopic plug 13 located on each plug positioning groove 413.

[0089] The downward pressing rotating head 421 includes a downward pressing block 424, a downward pressing swing arm 425, a downward pressing shaft 426 and a downward pressing shaft seat 427; there are two downward pressing swing arms 425, one end of the two downward pressing swing arms 425 is respectively connected to the opposite ends of the downward pressing block 424, the middle of the two downward pressing swing arms 425 is rotatably connected to the downward pressing shaft seat 427 through the downward pressing shaft 426, and the other ends of the two downward pressing swing arms 425 respectively correspond to the pressure head toggle block 422; the downward pressing rotating head 421 is arranged on the pressure head translation assembly 423 through the downward pressing shaft seat 427.

[0090] When the downward pressing rotating head 421 moves horizontally toward the plug assembly jig 410, the pressure head toggle block 422 will abut against one end of the downward pressing swing arm 425, and then the other end of the two downward pressing swing arms 425 will swing downward through the rotating structure formed by the downward pressing shaft 426 and the downward pressing shaft seat 427, so that the downward pressing block 424 connected to the other end of the two downward pressing swing arms 425 will press the telescopic pin 131 of the spring telescopic plug 13 located on each plug positioning groove 413 into and retract it.

[0091] In this embodiment, the plug pressing mechanism 420 includes two pressure head toggle blocks 422 , and one pressure head toggle block 422 corresponds to one pressing swing arm 425 .

[0092] Preferably, a reset torsion spring (not shown in the figure) is connected between the downward pressing swing arm 425 and the downward pressing shaft seat 427, which is used for rotating and resetting the downward pressing rotating head 421 under the action of the reset torsion spring when the downward pressing rotating head 421 is translated away from the plug assembly fixture 410 and the pressure head toggle block 422 no longer toggle the downward pressing rotating head 421, so as to loosen the spring telescopic plug 13 located on the plug assembly fixture 410.

[0093] The plug assembly device 400 also includes a second jig translation mechanism 440, which is connected to drive the plug assembly jig 410 to translate along the y direction; when the plug assembly jig 410 translates to one side of the y direction, it is located next to the pull rod loading device 200 and the plug upper loading device 300, so that the pull rod loading device 200 and the plug upper loading device 300 can respectively place the hollow pull rod 11 and the spring telescopic plug 13 onto the plug assembly jig 410; when the plug assembly jig 410 translates to the other side of the y direction, it is located below the first transplanting manipulator 610 of the pull rod transplanting device 600, so that the first transplanting manipulator 610 of the pull rod transplanting device 600 can remove the hollow pull rod 11 on the plug assembly jig 410 and transplant it to the snap assembly jig 710.

[0094] like Figure 10As shown, the plug feeding device 300 includes a plug vibration plate 310, a plug vertical vibration table 320, a plug rotating fixture 330, a fixture rotation driver 340 and a plug feeding robot 350. One end of the plug vertical vibration table 320 is connected to the plug vibration plate 310, and the other end of the plug vertical vibration table 320 is connected to the plug rotating fixture 330.

[0095] The plug rotating jig 330 is arranged on the jig rotating driver 340, and is driven by the jig rotating driver 340 to rotate around the z direction; when the plug rotating jig 330 is rotated to a first angle, its feed port is aligned with the plug straight vibration table 320, and when the plug rotating jig 330 is rotated to a second angle, the axial direction of the spring telescopic plug 13 located on the plug rotating jig 330 is parallel to the x direction, so as to facilitate its placement in the plug positioning groove 413 of the plug assembly jig 410.

[0096] When the plug is loaded, first, the fixture rotation driver 340 drives the plug rotation fixture 330 to rotate to a first angle, so as to align the feed port of the plug rotation fixture 330 with the plug straight vibration table 320; the plug vibration disk 310 feeds the disordered spring telescopic plugs 13 one by one onto the plug straight vibration table 320 through high-frequency vibration, and the plug straight vibration table 320 conveys each spring telescopic plug 13 forward through linear vibration, so that each spring telescopic plug 13 Enter the plug rotating jig 330 in turn; then the jig rotation driver 340 drives the plug rotating jig 330 to rotate to a second angle, so that the axial direction of the spring telescopic plug 13 on the plug rotating jig 330 is parallel to the x-direction, and then the plug loading robot 350 grabs the spring telescopic plug 13 on the plug rotating jig 330, and loads the grabbed spring telescopic plug 13 onto the plug positioning groove 413 of the plug assembly jig 410.

[0097] In this embodiment, the fixture rotation driver 340 is a rotary cylinder. Example 4

[0098] As an optimization solution of embodiment 3, in this embodiment, if Figure 8 and 11 As shown, the tie rod loading device 200 includes a tie rod silo mechanism 210 and a tie rod loading manipulator 220, wherein:

[0099] The pull rod loading robot 220 includes a loading rotation driver 221, a loading rotation shaft 222, a loading rotation seat 223, a first transmission component 224, a second transmission component 225, a loading rotation swing arm 226, a loading suction cup group 227 and a loading suction cup lifter 228. The axial directions of the loading rotation shaft 222 and the loading rotation seat 223 are parallel to the z direction; one end of the loading rotation swing arm 226 is fixedly connected to the loading rotation shaft 222, and the other end is rotationally connected to the loading rotation seat 223; the loading rotation driver 221 is connected to the loading rotation shaft 222 through the first transmission component 224 to drive the loading rotation shaft 222 to rotate; the loading rotation shaft 222 is connected to the loading rotation shaft 222 through the second transmission component 225 The seat 223 is connected in transmission to drive the loading rotating seat 223 to rotate on the loading rotating swing arm 226; the loading suction cup lifter 228 is arranged on the loading rotating seat 223, and the loading suction cup group 227 is arranged on the loading suction cup lifter 228; when the loading rotating shaft 222 drives the loading rotating swing arm 226 to swing, so as to swing the loading suction cup group 227 located at the other end of the loading rotating swing arm 226 to the plug assembly device 400, the loading rotating shaft 222 drives the loading rotating seat 223 to rotate on the loading rotating swing arm 226, so as to rotate the axial direction of the hollow pull rod 11 sucked by the loading suction cup group 227 to be parallel to the x-direction, so as to facilitate placement into the second pull rod positioning groove 412.

[0100] When the rod is loaded, the loading suction cup group 227 first sucks the hollow rod 11 from the rod silo mechanism 210, and then the loading rotary driver 221 drives the loading rotary shaft 222 to rotate through the first transmission component 224. When the loading rotary shaft 222 rotates, it drives the loading rotary swing arm 226 to swing, so as to swing the loading suction cup group 227 located at the other end of the loading rotary swing arm 226 from the rod silo mechanism 210 to the blocking position. The head assembly device 400, while the feeding rotary shaft 222 drives the feeding rotary seat 223 to rotate on the feeding rotary swing arm 226 through the second transmission component 225 during rotation, by rationally designing the transmission ratio between the feeding rotary shaft 222 and the feeding rotary seat 223, when the feeding suction cup group 227 is swung to the plug assembly device 400, the axial direction of the hollow tie rod 11 sucked by the feeding suction cup group 227 is just rotated to be parallel to the x-direction. The feeding suction cup lifter 228 drives the feeding suction cup group 227 to rise and fall, thereby assisting the feeding suction cup group 227 in sucking the hollow tie rod 11 in the tie rod hopper mechanism 210 and placing the hollow tie rod 11 in the plug assembly device 400.

[0101] In this embodiment, the pull rod loading robot 220 includes multiple loading suction cup groups 227, one loading suction cup group 227 corresponds to one hollow pull rod 11, and each loading suction cup group 227 includes two loading suction cups, which respectively suck the two ends of the same hollow pull rod 11; the loading rotary driver 221 is a driving motor, the loading suction cup lifter 228 is a lifting cylinder, and the loading rotary driver 221 is a rotating cylinder.

[0102] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention rather than to limit them. Although the embodiments of the present invention are described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the embodiments of the present invention can still be modified or replaced by equivalents, and these modifications or equivalent replacements cannot cause the modified technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A snap assembly device, characterized in that: It includes a snap assembly fixture and a snap assembly mechanism that are arranged relatively along the x-direction, wherein: The buckle assembly fixture includes a plurality of first assembly grooves extending along the x-direction and arranged in parallel along the y-direction, wherein the first assembly grooves include a first pull rod positioning groove and a buckle positioning groove connected along the x-direction; The snap assembly mechanism includes a tube core lifting component, a tube core translation component and a tube core rotation component and a plurality of first profiling tube cores, wherein the plurality of first profiling tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one first profiling tube core corresponds to one first pull rod positioning groove; the tube core lifting component is connected to drive each first profiling tube core to lift and lower along the z-direction so as to align each first profiling tube core with the hollow pull rod located on the corresponding first pull rod positioning groove; the tube core translation component is connected to drive each first profiling tube core to translate along the x-direction so as to align each first profiling tube core with the hollow pull rod located on the corresponding first pull rod positioning groove Insert it into the first port of the corresponding hollow pull rod, and then push each hollow pull rod to translate along the x direction, so as to insert the second port of each hollow pull rod into the C-shaped buckle located on the corresponding buckle positioning groove, until the buckle hole of each hollow pull rod is aligned with the inner buckle of the corresponding C-shaped buckle; the tube core rotation assembly is connected to drive each first contoured tube core to rotate around its own axis, so as to drive each hollow pull rod to rotate in the corresponding C-shaped buckle, and then the inner buckle of each C-shaped buckle is rotated and snapped into the buckle hole of the corresponding hollow pull rod; The die translation assembly includes a die translation driver, a die translation guide rail and a die translation seat, the die translation guide rail extends along the x-direction, the die translation seat is arranged on the die translation guide rail, and the die translation driver is connected to drive the die translation seat to translate along the x-direction on the die translation guide rail; the die lifting assembly is arranged on the die translation seat, including a die lifting driver, a die lifting guide rail and a die lifting seat, the die lifting guide rail extends along the z-direction, the die lifting seat is arranged on the die lifting guide rail, and the die lifting driver is connected to drive the die lifting seat to lift and lower along the z-direction on the die lifting guide rail; the die rotation assembly is arranged On the side of the tube core lifting seat facing away from the clip assembly fixture, each first profiling tube core is arranged on the side of the tube core lifting seat facing the clip assembly fixture; the tube core rotation assembly includes a tube core rotation driver, a driving wheel, a transmission belt and a plurality of driven wheels, one driven wheel corresponds to one first profiling tube core, and one end of each first profiling tube core is coaxially connected to the corresponding driven wheel after passing through the tube core lifting seat; the driving wheel is arranged on the output shaft of the tube core rotation driver, and is connected to each driven wheel through the transmission belt, so that under the drive of the tube core rotation driver, the first profiling tube core on each driven wheel is driven to rotate around its own axis.

2. The snap assembly device according to claim 1, characterized in that: The snap assembly jig includes a first jig seat, a second jig seat and a snap baffle, the first jig seat and the second jig seat are fixedly connected along the x-direction, each first pull rod positioning groove is provided on the first jig seat, and each snap positioning groove is provided on the second jig seat; the snap baffle is provided on a side of the second jig seat away from the first jig seat to support the C-shaped snaps on each snap positioning groove; a plurality of protruding notches are provided on the snap baffle, and one protruding notch corresponds to one snap positioning groove, so that the second end of each empty pull rod can be extended after being inserted into the C-shaped snap.

3. A luggage case pull rod automatic assembly machine, characterized in that: The invention comprises a machine platform and a rod loading device, a plug loading device, a plug assembly device, a buckle loading device, a rod transplanting device and the buckle assembly device according to claim 1, which are arranged on the machine platform, wherein: The pull rod loading device is used to load the hollow pull rod onto the plug assembly device; The plug feeding device is used to feed the spring telescopic plug onto the plug assembly device; The plug assembly device is used to assemble the spring telescopic plug into the second end of the hollow pull rod; The buckle feeding device is used to load the C-shaped buckle onto the buckle assembly jig of the buckle assembly device; The pull rod transfer device is used to transfer the hollow pull rod from the plug assembly device to the buckle assembly fixture of the buckle assembly device; The buckle assembly device is used to assemble the C-shaped buckle outside the second end of the hollow pull rod.

4. The automatic luggage drawbar assembly machine according to claim 3, characterized in that: The buckle feeding device is arranged on the side of the buckle assembly fixture facing away from the buckle assembly mechanism, and includes a buckle vibration plate, a buckle straight vibration table, a buckle positioning fixture and a pre-placement manipulator, a pre-placement positioning fixture, a pre-placement translation mechanism and a buckle feeding manipulator, one end of the buckle straight vibration table is connected to the buckle vibration plate, and the other end of the buckle straight vibration table is connected to the buckle positioning fixture; a plurality of pre-placement positioning grooves are provided on the pre-placement positioning fixture along the y direction, and one pre-placement positioning groove corresponds to one C-shaped buckle; the pre-placement translation mechanism is connected to the buckle vibration plate, and the other end of the buckle straight vibration table is connected to the buckle positioning fixture; a plurality of pre-placement positioning grooves are provided on the pre-placement positioning fixture along the y direction, and one pre-placement positioning groove corresponds to one C-shaped buckle; the pre-placement translation mechanism is connected to the buckle vibration plate, and the pre-placement positioning groove is connected to the buckle vibration plate, and the pre-placement positioning groove is connected to the buckle positioning fixture; the pre-placement positioning fixture ... positioning fixture Then the pre-placement positioning jig is driven to translate along the y direction so that each pre-placement positioning groove is aligned with the buckle positioning jig in sequence; the pre-placement robot is used to pre-place the C-shaped buckle in the buckle positioning jig on the pre-placement positioning groove in the pre-placement positioning jig aligned with the buckle positioning jig; the buckle loading robot includes a plurality of buckle picking and placing clamps, one buckle picking and placing clamp corresponds to one C-shaped buckle, and is used to simultaneously load each C-shaped buckle pre-placed on the pre-placement positioning jig to the buckle positioning groove of the buckle assembly jig.

5. The automatic luggage drawbar assembly machine according to claim 3, characterized in that: The pull rod transplanting device includes a stand and a first transplanting manipulator and a second transplanting manipulator arranged on the stand, the first transplanting manipulator is used to transplant the hollow pull rod from the plug assembly device to the snap assembly jig of the snap assembly device, and the second transplanting manipulator is used to transplant and blank the hollow pull rod from the snap assembly jig of the snap assembly device; the snap assembly device also includes a first jig translation mechanism, the first jig translation mechanism is connected to drive the snap assembly jig to translate along the y direction, when the snap assembly jig is translated to the bottom of the first transplanting manipulator, the first transplanting manipulator puts each grabbed hollow pull rod into the snap assembly jig, and when the snap assembly jig is translated to the bottom of the second transplanting manipulator, the second transplanting manipulator removes and blanks each hollow pull rod on the snap assembly jig.

6. The automatic luggage drawbar assembly machine according to claim 3, characterized in that: The plug assembly device includes a plug assembly fixture, a plug pressing mechanism and a plug pushing mechanism, wherein The plug assembly fixture includes a plurality of second assembly grooves extending along the x-direction and arranged in parallel along the y-direction, wherein the second assembly grooves include a second pull rod positioning groove and a plug positioning groove connected along the x-direction; The plug pressing mechanism is provided on one side of the plug assembly jig corresponding to the plug positioning groove, and is used to press in and retract the telescopic pin of the spring-telescopic plug on each plug positioning groove; The plug pushing mechanism is arranged on the side of the plug assembly fixture corresponding to the second pull rod positioning groove, including a pushing translation component and a plurality of second shaped tube cores, the plurality of second shaped tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one second shaped tube core corresponds to one second pull rod positioning groove; the pushing translation component is connected to drive each second shaped tube core to translate along the x-direction, so as to insert each second shaped tube core into the first port of the hollow pull rod located on the corresponding second pull rod positioning groove, and then push each hollow pull rod to translate along the x-direction, so as to insert the spring telescopic plug located on each plug positioning groove into the second port of the corresponding hollow pull rod until the telescopic pin of each spring telescopic plug is aligned with the pin hole of the corresponding hollow pull rod.

7. The automatic luggage drawbar assembly machine according to claim 3, characterized in that: The plug assembly device includes a plug assembly fixture, a plug pressing mechanism and a plug pushing mechanism, wherein The plug assembly fixture includes a plurality of second assembly grooves, the plurality of second assembly grooves extending along the x-direction and arranged in parallel along the y-direction, the second assembly grooves including a second pull rod positioning groove and a plug positioning groove connected along the x-direction; The plug pressing mechanism is provided on one side of the plug assembly jig corresponding to the plug positioning groove, and is used to press in and retract the telescopic pin of the spring-telescopic plug on each plug positioning groove; The plug pushing mechanism is arranged on the side of the plug assembly fixture corresponding to the second pull rod positioning groove, including a pushing translation component and a plurality of second shaped tube cores, the plurality of second shaped tube cores extend along the x-direction and are arranged in parallel along the y-direction, and one second shaped tube core corresponds to one second pull rod positioning groove; the pushing translation component is connected to drive each second shaped tube core to translate along the x-direction, so as to insert each second shaped tube core into the first port of the hollow pull rod located on the corresponding second pull rod positioning groove, and then push each hollow pull rod to translate along the x-direction, so as to insert the spring telescopic plug located on each plug positioning groove into the second port of the corresponding hollow pull rod until the telescopic pin of each spring telescopic plug is aligned with the pin hole of the corresponding hollow pull rod.

8. The automatic luggage drawbar assembly machine according to claim 3, characterized in that: The tie rod loading device includes a tie rod silo mechanism and a tie rod loading manipulator, and the tie rod loading manipulator is arranged between the tie rod silo mechanism and the plug assembly device; wherein, The pull rod loading robot includes a loading rotary driver, a loading rotary shaft, a loading rotary seat, a first transmission assembly, a second transmission assembly, a loading rotary swing arm, a loading suction cup group and a loading suction cup lifter, wherein the axial direction of the loading rotary shaft and the loading rotary seat is parallel to the z direction; one end of the loading rotary swing arm is fixedly connected to the loading rotary shaft, and the other end is rotatably connected to the loading rotary seat; the loading rotary driver is connected to the loading rotary shaft through the first transmission assembly to drive the loading rotary shaft to rotate; the loading rotary shaft is connected to the loading rotary shaft through the second transmission assembly The feeding rotary seat is connected with a transmission to drive the feeding rotary seat to rotate on the feeding rotary swing arm; the feeding suction cup lifter is arranged on the feeding rotary seat, and the feeding suction cup group is arranged on the feeding suction cup lifter; when the feeding rotary shaft drives the feeding rotary swing arm to swing, so as to swing the feeding suction cup group located on the other end of the feeding rotary swing arm to the plug assembly device, the feeding rotary shaft drives the feeding rotary seat to rotate on the feeding rotary swing arm, so as to rotate the axial direction of the hollow pull rod sucked by the feeding suction cup group to be parallel to the x-direction.

Images