Plug assembling device

Abstract

The utility model discloses a plug assembling device which comprises a machine table, a plug positioning jig, a pull rod positioning jig and a pull rod jacking mechanism, the plug positioning jig, the pull rod positioning jig and the pull rod jacking mechanism are arranged on the machine table, the plug positioning jig and the pull rod positioning jig are oppositely arranged, and when a telescopic pull rod is loaded in the pull rod positioning jig, the pull rod jacking mechanism can jack the telescopic pull rod. An opening in one end of the spring telescopic rod faces a spring telescopic plug loaded in the plug positioning jig; and the pull rod jacking mechanism is used for plugging the spring telescopic plug loaded in the plug positioning jig into an opening in one end of the telescopic pull rod loaded in the pull rod positioning jig. According to the plug assembling device, automatic assembling between the spring telescopic plug and the telescopic pull rod can be achieved.

Description

Technical Field

[0001] The utility model relates to the field of pull rod assembly, in particular to a plug assembly device. Background Art

[0002] With the continuous development of science and technology and the continuous progress of society, people's living standards are also rapidly improving. When people need to travel far away or need to store some large items, in order to facilitate travel, they generally use trolley cases to store the things they need to go out. Therefore, trolley cases have been widely used by people.

[0003] When assembling the telescopic rod, a spring telescopic plug needs to be inserted into the opening at one end thereof for positioning when the rod is telescopic. Currently, the assembly step of inserting the spring telescopic plug into the telescopic rod is still done manually, which is inefficient. Utility Model Content

[0004] In order to solve the above-mentioned deficiencies of the prior art, the utility model provides a plug assembly device, which can realize automatic assembly between a spring telescopic plug and a telescopic pull rod.

[0005] The technical problem to be solved by the utility model is achieved through the following technical solutions:

[0006] A plug assembly device comprises a machine platform and a plug positioning fixture, a rod positioning fixture and a rod pushing mechanism arranged on the machine platform, wherein

[0007] The plug positioning fixture and the pull rod positioning fixture are arranged opposite to each other, and when the telescopic pull rod is loaded in the pull rod positioning fixture, one end of the telescopic pull rod opens toward the spring telescopic plug loaded in the plug positioning fixture;

[0008] The pull rod pushing mechanism is used to insert the spring telescopic plug loaded in the plug positioning fixture into an opening at one end of the telescopic pull rod loaded in the pull rod positioning fixture.

[0009] Furthermore, the plug positioning fixture is provided with a plurality of plug positioning grooves, and the pull rod positioning fixture is provided with a pull rod positioning groove, and one plug positioning groove corresponds to one pull rod positioning groove.

[0010] Furthermore, the pull rod pushing mechanism includes a contoured tube core and a tube core moving component, and the tube core moving component is connected to drive the contoured tube core to move relative to the pull rod positioning jig; when the contoured tube core moves close to the pull rod positioning jig, it is inserted into the other end opening of the telescopic rod loaded in the pull rod positioning jig to push the telescopic rod to move relative to the spring telescopic plug; when the contoured tube core moves away from the pull rod positioning jig, it extends out from the other end opening of the telescopic rod loaded in the pull rod positioning jig.

[0011] Furthermore, the pull rod pushing mechanism includes a plurality of contoured tube cores, and the pull rod positioning fixture is provided with a plurality of pull rod positioning grooves, and one contoured tube core corresponds to one pull rod positioning groove.

[0012] Furthermore, the plug assembly device also includes a plug clamping mechanism disposed on the machine platform, which is used to clamp the spring telescopic plug loaded in the plug positioning fixture.

[0013] Furthermore, the plug clamping mechanism includes a rotating pressure head, a pressure head toggle block and a pressure head moving assembly, the pressure head moving assembly is connected to drive the rotating pressure head to move relative to the plug positioning fixture, and the pressure head toggle block is fixedly arranged on a side of the pressure head moving assembly close to the plug positioning fixture; when the rotating pressure head moves close to the plug positioning fixture, the pressure head toggle block toggle the rotating pressure head so that the rotating pressure head rotates to clamp the spring telescopic plug loaded in the plug positioning fixture.

[0014] Furthermore, the rotating pressure head includes a clamping block, a clamping swing arm, a clamping shaft and a shaft seat; there are two clamping swing arms, one end of the two clamping swing arms are respectively connected to the opposite ends of the clamping block, the middle of the two clamping swing arms are rotatably connected to the shaft seat through the clamping shaft, and the other ends of the two clamping swing arms respectively correspond to the pressure head toggle blocks; the rotating pressure head is arranged on the pressure head moving assembly through the shaft seat.

[0015] Furthermore, a loading station and an assembly station are provided on the machine platform; the plug assembly device also includes a jig moving mechanism arranged on the machine platform, which is used to drive the plug positioning jig and the pull rod positioning jig to move between the loading station and the assembly station; the pull rod pushing mechanism and the plug clamping mechanism are located on the assembly station of the machine platform.

[0016] Furthermore, the plug assembly device also includes a plug loading mechanism and a pull rod loading mechanism arranged on the machine platform, which are located on the loading station of the machine platform.

[0017] Furthermore, the jig moving mechanism is connected to the pull rod positioning jig, and the plug positioning jig is connected to the pull rod positioning jig via a plurality of positioning slide bars.

[0018] The utility model has the following beneficial effects: the plug assembly device of the utility model adopts the plug positioning jig and the pull rod positioning jig to load the spring telescopic plug and the telescopic pull rod respectively, and then adopts the pull rod pushing mechanism to push the telescopic pull rod loaded in the pull rod positioning jig to move along the first direction, so as to insert the spring telescopic plug loaded in the plug positioning jig into one end opening of the telescopic pull rod loaded in the pull rod positioning jig, thereby realizing automatic assembly between the spring telescopic plug and the telescopic pull rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a plan view of the plug assembly device provided by the utility model.

[0020] Figure 2 The present invention is a three-dimensional schematic diagram of a plug positioning fixture and a pull rod positioning fixture in the plug assembly device provided by the utility model.

[0021] Figure 3 The utility model provides a stereoscopic schematic diagram of a pull rod positioning fixture and a pull rod pushing mechanism in a plug assembly device.

[0022] Figure 4 The present invention is a three-dimensional schematic diagram of a plug positioning fixture and a plug pressing mechanism in the plug assembly device provided by the utility model.

[0023] Figure 5 This is a schematic plan view of another plug assembly device provided by the utility model. DETAILED DESCRIPTION

[0024] The present invention is described in detail below in conjunction with 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 should not be construed as limiting the present invention.

[0025] 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, and do not indicate or imply 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 a limitation on the present invention.

[0026] In addition, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first", "second", and "third" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix", "set" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Embodiment 1

[0028] like Figure 1 As shown, a plug assembly device includes a machine platform 100 and a plug positioning fixture 200, a rod positioning fixture 300 and a rod pushing mechanism 400 arranged on the machine platform 100, wherein

[0029] The plug positioning fixture 200 and the rod positioning fixture 300 are arranged opposite to each other. When the telescopic rod b is loaded in the rod positioning fixture 300, one end of the telescopic rod b opens toward the spring telescopic plug a loaded in the plug positioning fixture 200.

[0030] The pull rod pushing mechanism 400 is used to insert the spring telescopic plug a loaded in the plug positioning fixture 200 into an opening at one end of the telescopic pull rod b loaded in the pull rod positioning fixture 300.

[0031] The plug assembly device of the utility model adopts the plug positioning jig 200 and the pull rod positioning jig 300 to load the spring telescopic plug a and the telescopic pull rod b respectively, and then adopts the pull rod pushing mechanism 400 to push the telescopic pull rod b loaded in the pull rod positioning jig 300 to move along the first direction, so as to insert the spring telescopic plug a loaded in the plug positioning jig 200 into one end opening of the telescopic pull rod b loaded in the pull rod positioning jig 300, thereby realizing the automatic assembly between the spring telescopic plug a and the telescopic pull rod b.

[0032] like Figure 2As shown, the plug positioning fixture 200 is provided with a plurality of plug positioning grooves 201 , and the pull rod positioning fixture 300 is provided with a pull rod positioning groove 301 , and one plug positioning groove 201 corresponds to one pull rod positioning groove 301 .

[0033] The plug assembly device of the present invention is provided with a plurality of plug positioning grooves 201 and a plurality of pull rod positioning grooves 301 on the plug positioning fixture 200 and the pull rod positioning fixture 300, respectively, and a plurality of plugs and a plurality of telescopic pull rods b can be placed respectively for automatic assembly to improve assembly efficiency.

[0034] like Figure 3 As shown, the pull rod pushing mechanism 400 includes a contoured tube core 410 and a tube core moving component 420, and the tube core moving component 420 is connected to drive the contoured tube core 410 to move relative to the pull rod positioning fixture 300; when the contoured tube core 410 moves close to the pull rod positioning fixture 300, it is inserted into the other end opening of the telescopic pull rod b loaded in the pull rod positioning fixture 300 to push the telescopic pull rod b to move relative to the spring telescopic plug a; when the contoured tube core 410 moves away from the pull rod positioning fixture 300, it extends out from the other end opening of the telescopic pull rod b loaded in the pull rod positioning fixture 300.

[0035] The rod pushing mechanism 400 of the utility model is provided with the profiling tube core 410. When the profiling tube core 410 moves close to the telescopic rod b loaded in the rod positioning fixture 300, it is first inserted into the opening at the other end of the telescopic rod b (away from the opening at one end of the spring telescopic plug a), and after being fully inserted into the telescopic rod b, it pushes the telescopic rod b to move close to the spring telescopic plug a loaded in the plug positioning fixture 200, and then inserts the spring telescopic plug a into the opening at one end of the telescopic rod b (close to the opening at one end of the spring telescopic plug a); when the spring telescopic plug a is inserted, the profiling tube core 410 can limit the axial direction of the telescopic rod b to ensure that the opening at one end of the telescopic rod b is directly opposite to the spring telescopic plug a, and at the same time, it also prevents the telescopic rod b from falling out of the upper notch of the rod positioning groove 301 due to the insertion force.

[0036] The outer shape structure of the profiling tube core 410 is the same as the inner cavity structure of the telescopic pull rod b to ensure that the profiling tube core 410 can be inserted into the telescopic pull rod b. At the same time, the outer cross-sectional dimension of the profiling tube core 410 can be slightly smaller than the inner cross-sectional dimension of the inner cavity of the telescopic pull rod b to reduce the friction between the profiling tube core 410 and the inner wall of the telescopic pull rod b after the profiling tube core 410 is inserted into the telescopic pull rod b, thereby preventing the profiling tube core 410 from being unable to extend from the telescopic pull rod b due to excessive friction.

[0037] In this embodiment, the pull rod pushing mechanism 400 includes a plurality of contoured tube cores 410 , and one contoured tube core 410 corresponds to one pull rod positioning groove 301 .

[0038] The die moving assembly 420 includes a die moving slide 421, a die moving guide rail 422 and a die moving driver 423. The die moving guide rail 422 is arranged on the machine 100, the die moving slide 421 is arranged on the die moving guide rail 422, and the die moving driver 423 is connected to drive the die moving guide rail 422 to move; the contoured die 410 is arranged on the die moving slide 421.

[0039] The tube core moving component 420 is located outside the side of the pull rod positioning fixture 300 away from the plug positioning fixture 200, and the tube core moving guide rail 422 is parallel to the connection direction of the plug positioning fixture 200 and the pull rod positioning fixture 300; the contoured tube core 410, driven by the tube core moving driver 423, can move with the tube core moving slide 421 to approach and move away from the pull rod positioning fixture 300.

[0040] like Figure 1 As shown, the plug assembly device also includes a plug pressing mechanism 500 disposed on the machine platform 100 for pressing the spring-retractable plug a loaded in the plug positioning fixture 200 .

[0041] The plug assembly device of the utility model adopts the plug pressing mechanism 500 to press the spring telescopic plug a loaded in the plug positioning fixture 200 to prevent the spring telescopic plug a from being displaced when inserted into the telescopic pull rod b and coming out from the upper notch of the plug positioning groove 201 under the insertion force.

[0042] Preferably, the plug pressing mechanism 500, while pressing the spring telescopic plug a, also presses the telescopic protrusion on the spring telescopic plug a into the spring telescopic plug a so as to be inserted into the telescopic pull rod b.

[0043] like Figure 4As shown, the plug clamping mechanism 500 includes a rotating ram 510, a ram toggle block 520 and a ram moving assembly 530, the ram moving assembly 530 is connected to drive the rotating ram 510 to move relative to the plug positioning fixture 200, and the ram toggle block 520 is fixedly arranged on the side of the ram moving assembly 530 close to the plug positioning fixture 200; when the rotating ram 510 moves close to the plug positioning fixture 200, the ram toggle block 520 toggle the rotating ram 510 so that the rotating ram 510 rotates and presses the spring-tightening plug a loaded in the plug positioning fixture 200.

[0044] The plug clamping mechanism 500 of the utility model adopts the ram moving assembly 530 to drive the rotating ram 510 to move relative to the plug positioning fixture 200, and in the process of the rotating ram 510 moving close to the plug positioning fixture 200, the ram toggle block 520 to toggle the rotating ram 510 to rotate, so that the rotating ram 510 presses the spring-retractable plug a loaded in the plug positioning fixture 200. The rotation drive and movement drive of the rotating ram 510 are both responsible for the ram moving assembly 530, which simplifies the driving structure.

[0045] The rotating pressure head 510 includes a clamping block 511, a clamping swing arm 512, a clamping shaft 513 and a shaft seat 514; the clamping swing arms 512 are two, one end of the two clamping swing arms 512 is respectively connected to the opposite ends of the clamping block 511, the middle of the two clamping swing arms 512 is rotatably connected to the shaft seat 514 through the clamping shaft 513, and the other ends of the two clamping swing arms 512 respectively correspond to the pressure head toggle block 520; the rotating pressure head 510 is arranged on the pressure head moving assembly 530 through the shaft seat 514.

[0046] When the rotating pressure head 510 moves close to the plug positioning fixture 200, the pressure head toggle block 520 will abut against one end of the two clamping swing arms 512, and then the other end of the two clamping swing arms 512 will swing downward through the rotating structure formed by the clamping shaft 513 and the shaft seat 514, so that the clamping block 511 connected to the other end of the two clamping swing arms 512 will clamp the spring-tightening plug a loaded in the plug positioning fixture 200.

[0047] In this embodiment, the plug clamping mechanism 500 includes two pressure head toggle blocks 520 , and one pressure head toggle block 520 corresponds to one clamping swing arm 512 .

[0048] Preferably, a reset torsion spring (not shown in the figure) is connected between the clamping swing arm 512 and the rotating shaft seat 514, which is used for the rotating pressure head 510 to rotate and reset under the action of the reset torsion spring when the rotating pressure head 510 moves away from the plug positioning fixture 200 and the pressure head toggle block 520 no longer toggle the rotating pressure head 510, so as to loosen the spring telescopic plug a loaded in the plug positioning fixture 200.

[0049] The ram moving assembly 530 includes a ram moving slide 531, a ram moving guide rail 532 and a ram moving driver 533. The ram moving guide rail 532 is arranged on the machine 100, the ram moving slide 531 is arranged on the ram moving guide rail 532, and the ram moving driver 533 is connected to drive the ram moving guide rail 532 to move; the rotating ram 510 is arranged on the ram moving slide 531.

[0050] The ram moving assembly 530 is located outside the side of the plug positioning fixture 200 away from the pull rod positioning fixture 300, and the ram moving guide rail 532 is parallel to the connecting direction of the plug positioning fixture 200 and the pull rod positioning fixture 300; the rotating ram 510, driven by the ram moving driver 533, can move with the ram moving slide 531 to approach and move away from the plug positioning fixture 200. Embodiment 2

[0051] As an optimization solution of the first embodiment, in this embodiment, if Figure 5 As shown, the machine platform 100 is provided with a loading station and an assembly station; the plug assembly device also includes a fixture moving mechanism 600 arranged on the machine platform 100, which is used to drive the plug positioning fixture 200 and the pull rod positioning fixture 300 to move between the loading station and the assembly station; the pull rod pushing mechanism 400 and the plug clamping mechanism 500 are located on the assembly station of the machine platform 100.

[0052] The plug assembly device of the utility model adopts the jig moving mechanism 600 to drive the plug positioning jig 200 and the pull rod positioning jig 300 to move between the loading station and the assembly station. Before assembly, the jig moving mechanism 600 moves the plug positioning jig 200 and the pull rod positioning jig 300 to the loading station to perform manual loading or automatic machine loading of the spring telescopic plug a and the telescopic pull rod b. After loading is completed, the jig moving mechanism 600 moves the plug positioning jig 200 and the pull rod positioning jig 300 to the assembly station to perform automatic assembly of the spring telescopic plug a and the telescopic pull rod b.

[0053] Preferably, the plug assembly device further comprises a plug loading mechanism 700 and a pull rod loading mechanism 800 which are arranged on the machine platform 100 and are located at a loading station of the machine platform 100 .

[0054] The plug feeding mechanism 700 is used for automatic feeding of the spring telescopic plug a, and the pull rod feeding mechanism 800 is used for automatic feeding of the telescopic pull rod b.

[0055] The jig moving mechanism 600 is connected to the rod positioning jig 300 , and the plug positioning jig 401 is connected to the rod positioning jig 300 via a plurality of positioning slide bars (not shown in the figure).

[0056] The plug positioning jig 200 of the utility model is connected to the pull rod positioning jig 300 through a plurality of positioning slide bars. When the jig moving mechanism 600 drives the pull rod positioning jig 300 to move between the loading station and the assembly station, the plug positioning jig 200 can move synchronously with the pull rod positioning jig 300 between the loading station and the assembly station to simplify the jig driving structure.

[0057] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the embodiments of the utility model rather than to limit them. Although the embodiments of the utility model 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 utility model 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 utility model.

Claims

1. A plug assembly device, characterized in that: The invention comprises a machine platform and a plug positioning fixture, a pull rod positioning fixture and a pull rod pushing mechanism arranged on the machine platform, wherein The plug positioning fixture and the pull rod positioning fixture are arranged opposite to each other, and when the telescopic pull rod is loaded in the pull rod positioning fixture, one end of the telescopic pull rod opens toward the spring telescopic plug loaded in the plug positioning fixture; The pull rod pushing mechanism is used to insert the spring telescopic plug loaded in the plug positioning fixture into an opening at one end of the telescopic pull rod loaded in the pull rod positioning fixture.

2. The plug assembly device according to claim 1, characterized in that: The plug positioning fixture is provided with a plurality of plug positioning grooves, and the pull rod positioning fixture is provided with a pull rod positioning groove, and one plug positioning groove corresponds to one pull rod positioning groove.

3. The plug assembly device according to claim 1 or 2, characterized in that: The pull rod pushing mechanism includes a contoured tube core and a tube core moving component, and the tube core moving component is connected to drive the contoured tube core to move relative to the pull rod positioning fixture; when the contoured tube core moves close to the pull rod positioning fixture, it is inserted into the other end opening of the telescopic pull rod loaded in the pull rod positioning fixture to push the telescopic pull rod to move relative to the spring telescopic plug; when the contoured tube core moves away from the pull rod positioning fixture, it extends out from the other end opening of the telescopic pull rod loaded in the pull rod positioning fixture.

4. The plug assembly device according to claim 3, characterized in that: The pull rod pushing mechanism comprises a plurality of profiled tube cores, and the pull rod positioning fixture is provided with a plurality of pull rod positioning grooves, and one profiled tube core corresponds to one pull rod positioning groove.

5. The plug assembly device according to claim 1, characterized in that: The plug assembly device also includes a plug pressing mechanism disposed on the machine platform, which is used to press the spring telescopic plug loaded in the plug positioning fixture.

6. The plug assembly device according to claim 5, characterized in that: The plug clamping mechanism includes a rotating ram, a ram toggle block and a ram moving assembly, the ram moving assembly is connected to drive the rotating ram to move relative to the plug positioning fixture, and the ram toggle block is fixedly arranged on a side of the ram moving assembly close to the plug positioning fixture; when the rotating ram moves close to the plug positioning fixture, the ram toggle block toggle the rotating ram so that the rotating ram rotates and presses the spring-tightening plug loaded in the plug positioning fixture.

7. The plug assembly device according to claim 6, characterized in that: The rotating pressure head includes a clamping block, a clamping swing arm, a clamping shaft and a shaft seat; there are two clamping swing arms, one end of the two clamping swing arms is respectively connected to the opposite ends of the clamping block, the middle of the two clamping swing arms is rotatably connected to the shaft seat through the clamping shaft, and the other ends of the two clamping swing arms respectively correspond to the pressure head toggle blocks; the rotating pressure head is arranged on the pressure head moving assembly through the shaft seat.

8. The plug assembly device according to claim 1, characterized in that: A loading station and an assembly station are provided on the machine platform; the plug assembly device also includes a fixture moving mechanism arranged on the machine platform, which is used to drive the plug positioning fixture and the pull rod positioning fixture to move between the loading station and the assembly station; the pull rod pushing mechanism and the plug clamping mechanism are located on the assembly station of the machine platform.

9. The plug assembly device according to claim 8, characterized in that: The plug assembly device also includes a plug loading mechanism and a pull rod loading mechanism which are arranged on the machine platform and are located at a loading station of the machine platform.

10. The plug assembly device according to claim 8 or 9, characterized in that: The jig moving mechanism is connected to the pull rod positioning jig, and the plug positioning jig is connected to the pull rod positioning jig through a plurality of positioning slide bars.

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