Laser-assisted vibration friction welding machine

Abstract

The utility model relates to the technical field of vibration friction welding machines, and provides a laser-assisted vibration friction welding machine which comprises a machine body and a base, the base is fixed to the bottom end of the machine body, an equipment box is fixed to one side of the machine body at the top end of the base, a built-in cavity is formed in the machine body, and a protective door is arranged on one side of the machine body. A lifting structure is arranged at the bottom of the built-in cavity, and a lower die is arranged at the top end of the lifting structure. A reciprocating structure is arranged, a micro motor is started, the micro motor drives a gear to rotate through a connecting shaft, the gear drives a reciprocating frame to move through teeth, the reciprocating frame drives a movable rod to move in a fixing base, the reciprocating frame conducts reciprocating motion, and the reciprocating frame drives a workpiece to rub with a workpiece in an upper die through a built-in cavity. And the function that the laser-assisted vibration friction welding machine facilitates rapid friction is achieved, and therefore the working efficiency of the laser-assisted vibration friction welding machine in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration friction welding machines, in particular to a laser-assisted vibration friction welding machine. Background Art

[0002] Vibration welding is a friction welding process. It uses a vibration system to generate high-frequency vibrations to vibrate one of the two plastic welded parts pressed together, causing it to reciprocate or rotate relative to the other. This displacement causes friction on the workpiece surface, which in turn generates heat. This heat is enough to make the surfaces of the two workpieces fully molten. In order to improve its welding efficiency, a laser-assisted vibration friction welding machine is used.

[0003] To this end, the patent with publication number CN219379328U discloses a laser-assisted vibration friction welding machine, including a box, a support seat, a laser emitter, a laser reflection unit, a first lifting drive mechanism, a workbench, a second lifting drive mechanism and a vibration friction device; the support seat is provided with a laser emitter and a laser reflection unit; the laser reflection unit includes an integrator mirror telescopic frame and an integrator mirror; the workbench is connected to the second lifting drive mechanism, and the workbench is provided with a first clamping piece; one end of the vibration friction device is connected to the top of the box, and the other end is connected to the second clamping piece; the utility model adopts laser-assisted heating, and the welding position is easier to achieve welding conditions, extrude more plastic materials, form better quality joints, and improve welding efficiency; the heating effect of the laser emitter reduces the vibration frequency, which can reduce the wear of the welding equipment;

[0004] The laser-assisted vibration friction welding machine mentioned above adopts laser-assisted heating during use, which makes it easier to achieve welding conditions at the welding point, saves friction time, and improves welding efficiency. However, it is inconvenient to rub quickly during use and it is inconvenient to reduce welding time, resulting in low working efficiency during use. Utility Model Content

[0005] The utility model aims to provide a laser-assisted vibration friction welding machine, which is used to solve the defect that the existing laser-assisted vibration friction welding machine is inconvenient for rapid friction.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a laser-assisted vibration friction welding machine, comprising a machine body and a base;

[0007] A base is fixed at the bottom end of the body, an equipment box is fixed on one side of the body at the top of the base, a built-in cavity is arranged inside the body, a protective door is arranged on one side of the body, a lifting structure is arranged at the bottom of the built-in cavity, and a lower mold is arranged at the top of the lifting structure;

[0008] A reciprocating structure is provided on one side of the top of the built-in cavity, and the reciprocating structure includes a reciprocating frame, teeth, a gear, a movable rod, a fixed seat, a support plate and a micro motor. The reciprocating frame is provided on one side of the top of the built-in cavity, and fixed seats are fixed on the tops of the built-in cavities on both sides of the reciprocating frame, and movable rods are passed through the interiors of the fixed seats. Gears are provided inside the reciprocating frame, and teeth are evenly provided at both ends of the reciprocating frame near the gears. A support plate is fixed on the top of the built-in cavity on one side of the gear, and a micro motor is installed on one side of the bottom of the support plate, and an upper mold is provided at the bottom end of the reciprocating structure;

[0009] A moving structure is arranged on a side of the top of the built-in cavity away from the reciprocating structure.

[0010] When using the device, by providing a reciprocating structure, the device is able to facilitate rapid friction, thereby improving the working efficiency of the laser-assisted vibration friction welding machine when in use; by providing a lifting structure, the device is able to facilitate upper and lower mold correction, thereby improving the convenience of the laser-assisted vibration friction welding machine when in use; by providing a moving structure, the device is able to facilitate movement, thereby improving the applicability of the laser-assisted vibration friction welding machine when in use.

[0011] Preferably, the lifting structure includes a guide rod, a movable sleeve, a lifting plate and a hydraulic telescopic rod. The guide rods are evenly fixed on both sides of the bottom of the built-in cavity. The outer sides of the guide rods are sleeved with movable sleeves, and the lifting plates are fixed between adjacent movable sleeves. The bottom end of the lifting plate is fixed with a hydraulic telescopic rod. The workpieces are placed inside the built-in cavity and the upper mold respectively, and the hydraulic telescopic rod is started. The hydraulic telescopic rod drives the lifting plate to move up and down inside the protective door, and the lifting plate drives the movable sleeve to slide on the outer side of the guide rod.

[0012] Preferably, the movable sleeve and the guide rod form a sliding structure, the top of the lifting plate is fixedly connected to the bottom of the lower die, and the bottom of the hydraulic telescopic rod extends to the inside of the machine body. Under the action of the movable sleeve and the guide rod, the stability of the lifting plate during movement is enhanced, and the lifting plate drives the workpiece through the upper die to collide with the workpiece inside the built-in cavity, which is convenient for subsequent processing.

[0013] Preferably, the teeth and the gear mesh with each other, and one side of the gear is fixedly connected to the output end of the micro motor through a connecting shaft. When the micro motor is started, the micro motor drives the gear to rotate through the connecting shaft, the gear drives the reciprocating frame to move through the teeth, and the reciprocating frame drives the movable rod to move inside the fixed seat.

[0014] Preferably, the movable rod and the fixed seat form a sliding structure, one end of the movable rod is fixedly connected to one side of the reciprocating frame, and the bottom end of the reciprocating frame is fixedly connected to the top end of the upper mold. The reciprocating frame moves back and forth, and the reciprocating frame drives the workpiece to rub against the workpiece inside the upper mold through the built-in cavity to complete the welding work.

[0015] Preferably, the moving structure includes a guide groove, a slider, a connecting rod, a laser emitter and an electric push rod. A guide groove is provided inside the body of one side of the reciprocating structure, a slider is provided inside the guide groove, the bottom end of the slider extends to the inside of the built-in cavity and is fixed with a connecting rod, the bottom end of the connecting rod is fixed with a laser emitter, and one side of the laser emitter is fixed with an electric push rod. When the electric push rod is started, the electric push rod drives the laser emitter to move, and the laser emitter drives the slider to move inside the guide groove through the connecting rod. Under the action of the slider and the guide groove, the stability of the laser emitter during movement is enhanced.

[0016] Preferably, the slide block and the body form a sliding structure through a guide groove, and one end of the electric push rod extends into the body. The laser emitter is started to irradiate the joint between the built-in cavity and the workpiece inside the upper mold, so that the joint of the workpiece is evenly heated.

[0017] The utility model provides a laser-assisted vibration friction welding machine, which has the following advantages:

[0018] By providing a reciprocating structure, the micro motor is started, the micro motor drives the gear to rotate through the connecting shaft, the gear drives the reciprocating frame to move through the teeth, the reciprocating frame drives the movable rod to move inside the fixed seat, so that the reciprocating frame moves back and forth, and the reciprocating frame drives the workpiece to rub against the workpiece inside the upper mold through the built-in cavity to complete the welding work, realizing the function of the device to facilitate rapid friction, thereby improving the working efficiency of the laser-assisted vibration friction welding machine when in use;

[0019] By providing a lifting structure, the workpiece is placed inside the built-in cavity and the upper die respectively, and the hydraulic telescopic rod is started. The hydraulic telescopic rod drives the lifting plate to move up and down inside the protective door, and the lifting plate drives the movable sleeve to slide on the outside of the guide rod. Under the action of the movable sleeve and the guide rod, the stability of the lifting plate during movement is enhanced. The lifting plate drives the workpiece through the upper die to collide with the workpiece inside the built-in cavity, which is convenient for subsequent processing, and realizes the function of the device to facilitate the correction of the upper and lower dies, thereby improving the convenience of the laser-assisted vibration friction welding machine during use;

[0020] By providing a moving structure and starting the electric push rod, the electric push rod drives the laser emitter to move, and the laser emitter drives the slider to move inside the guide groove through the connecting rod. Under the action of the slider and the guide groove, the stability of the laser emitter during movement is enhanced. The laser emitter is started to irradiate the joint between the built-in cavity and the workpiece inside the upper mold, so that the joint of the workpiece is evenly heated, thereby realizing the function of easy movement of the device, thereby improving the applicability of the laser-assisted vibration friction welding machine during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0023] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0024] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0025] Figure 5 It is a three-dimensional structural schematic diagram of the mobile structure of the utility model;

[0026] Figure 6 It is a schematic diagram of the top cross-sectional structure of the utility model.

[0027] Explanation of the reference numerals in the figure: 1. Machine body; 2. Base; 3. Equipment box; 4. Protective door; 5. Lifting structure; 501. Guide rod; 502. Movable sleeve; 503. Lifting plate; 504. Hydraulic telescopic rod; 6. Reciprocating structure; 601. Reciprocating frame; 602. Teeth; 603. Gear; 604. Movable rod; 605. Fixed seat; 606. Support plate; 607. Micro motor; 7. Moving structure; 701. Guide groove; 702. Slider; 703. Connecting rod; 704. Laser emitter; 705. Electric push rod; 8. Built-in cavity; 9. Upper mold; 10. Lower mold. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 6The utility model provides a laser-assisted vibration friction welding machine, which includes a body 1 and a base 2. The base 2 is fixed at the bottom end of the body 1, and an equipment box 3 is fixed on one side of the body 1 at the top of the base 2. A built-in cavity 8 is arranged inside the body 1, and a protective door 4 is arranged on one side of the body 1. A lifting structure 5 is arranged at the bottom of the built-in cavity 8. The lifting structure 5 includes a guide rod 501, a movable sleeve 502, a lifting plate 503 and a hydraulic telescopic rod 504. The guide rods 501 are evenly fixed on both sides of the bottom of the built-in cavity 8. The outer sides of the guide rods 501 are all sleeved with movable sleeves 502, and lifting plates 503 are fixed between adjacent movable sleeves 502. The bottom end of the lifting plate 503 is fixed with a hydraulic telescopic rod 504. The movable sleeve 502 and the guide rod 501 constitute a sliding structure. The top end of the lifting plate 503 is fixedly connected to the bottom end of the lower mold 10, and the bottom end of the hydraulic telescopic rod 504 extends to the inside of the body 1.

[0030] Reference Figure 2 and Figure 4 As shown, the workpieces are placed inside the built-in cavity 8 and the upper mold 9 respectively, and the hydraulic telescopic rod 504 is started. The hydraulic telescopic rod 504 drives the lifting plate 503 to move up and down inside the protective door 4, and the lifting plate 503 drives the movable sleeve 502 to slide on the outside of the guide rod 501. Under the action of the movable sleeve 502 and the guide rod 501, the stability of the lifting plate 503 during movement is enhanced. The lifting plate 503 drives the workpiece through the upper mold 9 to collide with the workpiece inside the built-in cavity 8, which is convenient for subsequent processing.

[0031] The top of the lifting structure 5 is provided with a lower mold 10, and one side of the top of the built-in cavity 8 is provided with a reciprocating structure 6, which includes a reciprocating frame 601, teeth 602, gears 603, movable rods 604, fixed seats 605, support plates 606 and micro motors 607. The reciprocating frame 601 is provided on one side of the top of the built-in cavity 8, and fixed seats 605 are fixed on the top of the built-in cavity 8 on both sides of the reciprocating frame 601. The interior of the fixed seats 605 is penetrated by movable rods 604, and the interior of the reciprocating frame 601 is provided with gears 603. Teeth 602 are evenly arranged at both ends near the gear 603, a support plate 606 is fixed to the top of the built-in cavity 8 on one side of the gear 603, a micro motor 607 is installed on one side of the bottom of the support plate 606, the teeth 602 and the gear 603 are meshed with each other, one side of the gear 603 is fixedly connected to the output end of the micro motor 607 through a connecting shaft, the movable rod 604 and the fixed seat 605 constitute a sliding structure, one end of the movable rod 604 is fixedly connected to one side of the reciprocating frame 601, and the bottom end of the reciprocating frame 601 is fixedly connected to the top of the upper mold 9.

[0032] Reference Figure 3 and Figure 4As shown, the micro motor 607 is started, and the micro motor 607 drives the gear 603 to rotate through the connecting shaft. The gear 603 drives the reciprocating frame 601 to move through the teeth 602. The reciprocating frame 601 drives the movable rod 604 to move inside the fixed seat 605, so that the reciprocating frame 601 moves back and forth. The reciprocating frame 601 drives the workpiece to rub against the workpiece inside the upper mold 9 through the built-in cavity 8 to complete the welding work.

[0033] An upper mold 9 is provided at the bottom end of the reciprocating structure 6, and a moving structure 7 is provided on the side of the top of the built-in cavity 8 away from the reciprocating structure 6. The moving structure 7 includes a guide groove 701, a slider 702, a connecting rod 703, a laser emitter 704 and an electric push rod 705. A guide groove 701 is provided inside the body 1 on one side of the reciprocating structure 6, and a slider 702 is provided inside the guide groove 701. The bottom end of the slider 702 extends to the inside of the built-in cavity 8 and is fixed with a connecting rod 703. The laser emitter 704 is fixed to the bottom end of the connecting rod 703. An electric push rod 705 is fixed to one side of the laser emitter 704. The slider 702 and the body 1 form a sliding structure through the guide groove 701, and one end of the electric push rod 705 extends to the inside of the body 1.

[0034] Reference Figure 4 and Figure 5 As shown, the electric push rod 705 is started, and the electric push rod 705 drives the laser emitter 704 to move. The laser emitter 704 drives the slider 702 to move inside the guide groove 701 through the connecting rod 703. Under the action of the slider 702 and the guide groove 701, the stability of the laser emitter 704 during movement is enhanced. The laser emitter 704 is started, and the laser emitter 704 is made to irradiate the joint between the built-in cavity 8 and the workpiece inside the upper mold 9, so that the joint between the workpieces is evenly heated.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A laser-assisted vibration friction welding machine, comprising a machine body (1) and a base (2); Features: A base (2) is fixed at the bottom end of the machine body (1), an equipment box (3) is fixed on one side of the machine body (1) at the top of the base (2), a built-in cavity (8) is arranged inside the machine body (1), a protective door (4) is arranged on one side of the machine body (1), a lifting structure (5) is arranged at the bottom of the built-in cavity (8), and a lower mold (10) is arranged at the top of the lifting structure (5); A reciprocating structure (6) is provided on one side of the top of the built-in cavity (8), and the reciprocating structure (6) comprises a reciprocating frame (601), teeth (602), a gear (603), a movable rod (604), a fixed seat (605), a support plate (606) and a micro motor (607). The reciprocating frame (601) is provided on one side of the top of the built-in cavity (8), and fixed seats (605) are fixed on the top of the built-in cavity (8) on both sides of the reciprocating frame (601). The fixed seats ( 605) are penetrated by a movable rod (604), a gear (603) is arranged inside the reciprocating frame (601), teeth (602) are evenly arranged at both ends of the reciprocating frame (601) near the gear (603), a support plate (606) is fixed on the top of the built-in cavity (8) on one side of the gear (603), a micro motor (607) is installed on one side of the bottom of the support plate (606), and an upper mold (9) is arranged at the bottom end of the reciprocating structure (6); A moving structure (7) is provided on a side of the top of the built-in cavity (8) away from the reciprocating structure (6).

2. The laser-assisted vibration friction welding machine according to claim 1, characterized in that: The lifting structure (5) comprises a guide rod (501), a movable sleeve (502), a lifting plate (503) and a hydraulic telescopic rod (504); the guide rod (501) is evenly fixed on both sides of the bottom of the built-in cavity (8); the outer sides of the guide rods (501) are sleeved with movable sleeves (502); a lifting plate (503) is fixed between adjacent movable sleeves (502); and the bottom end of the lifting plate (503) is fixed with a hydraulic telescopic rod (504).

3. The laser-assisted vibration friction welding machine according to claim 2, characterized in that: The movable sleeve (502) and the guide rod (501) form a sliding structure, the top end of the lifting plate (503) is fixedly connected to the bottom end of the lower mold (10), and the bottom end of the hydraulic telescopic rod (504) extends to the inside of the machine body (1).

4. The laser-assisted vibration friction welding machine according to claim 1, characterized in that: The teeth (602) and the gear (603) mesh with each other, and one side of the gear (603) is fixedly connected to the output end of the micro motor (607) via a connecting shaft.

5. The laser-assisted vibration friction welding machine according to claim 1, characterized in that: The movable rod (604) and the fixed seat (605) form a sliding structure, one end of the movable rod (604) is fixedly connected to one side of the reciprocating frame (601), and the bottom end of the reciprocating frame (601) is fixedly connected to the top end of the upper mold (9).

6. The laser-assisted vibration friction welding machine according to claim 1, characterized in that: The movable structure (7) comprises a guide groove (701), a slider (702), a connecting rod (703), a laser emitter (704) and an electric push rod (705); a guide groove (701) is arranged inside the body (1) on one side of the reciprocating structure (6); a slider (702) is arranged inside the guide groove (701); the bottom end of the slider (702) extends into the interior of the built-in cavity (8) and is fixed with a connecting rod (703); the bottom end of the connecting rod (703) is fixed with a laser emitter (704); and one side of the laser emitter (704) is fixed with an electric push rod (705).

7. The laser-assisted vibration friction welding machine according to claim 6, characterized in that: The sliding block (702) and the machine body (1) form a sliding structure via a guide groove (701), and one end of the electric push rod (705) extends into the interior of the machine body (1).

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