Rechargeable hand-held sheet metal repair machine

Abstract

The application discloses a rechargeable handheld sheet metal repairing machine and relates to the technical field of electronic resistance welding machines.The rechargeable handheld sheet metal repairing machine comprises a gun body, a handle fixedly connected to the bottom end of the gun body, a digital panel arranged at the top end of the gun body, a shielding mechanism arranged on the inside and the outer wall of the handle, and a blowing mechanism.The shielding mechanism and the blowing mechanism are arranged, the charging groove is shielded by the baffle, dust is prevented from entering the inside of the charging groove, when the charging groove is closed by the baffle, the air in the charging groove can be discharged through the inner wall of the hollow column, the charging groove is automatically blown when the charging groove is closed, the blown dust is discharged through the inner wall of the hollow column, the inner wall of the hollow column is automatically closed when the baffle is fixed, outside air is prevented from entering the inner wall of the charging groove through the hollow column, dust is prevented from entering the charging interface, and the use of the charging interface is affected.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronic resistance welding machines, and particularly relates to a rechargeable handheld sheet metal repair machine. BACKGROUND

[0002] Nowadays, the multi-tool station is still used for repairing the steel and aluminum body, using various tools and traction accessories to repair the large dents on the engine hood, door, wheel cover and the like, and the large dents (for example, hail dents) on the outer connecting area, the existing equipment is very complex and bulky, and most importantly, in consideration of the fact that the wiring must be prepared to allow a very high intensity current (such as those used in these applications, which can vary between 1000 and 2000 amperes) to pass, extensive and large amounts of such wiring need to be provided between the generator powered by the main power supply and the welding gun.

[0003] When repairing the sheet metal, the electronic resistance welding machine is usually used to repair the sheet metal, and the existing electronic resistance welding machine provides power for the welding machine through the battery in the use process, and the welding machine is controlled through the control button on the digital panel and the handle.

[0004] When the rechargeable repair machine is used, the battery on the repair machine is charged through the charging connector and the charging interface, but the use environment of the repair machine usually has a lot of dust, and the dust is easy to adhere to the charging interface. The charging interface adheres to a lot of dust, which is easy to affect the use of the charging interface, and therefore the rechargeable handheld sheet metal repair machine is provided. SUMMARY

[0005] The present application aims at: in order to solve the problem that the dust is easy to adhere to the charging interface, and the use of the charging interface is easy to be affected, the rechargeable handheld sheet metal repair machine is provided.

[0006] In order to achieve the above object, the present application provides the following technical scheme: a rechargeable handheld sheet metal repair machine, comprising a gun body, the bottom end of the gun body is fixedly connected with a handle, the top end of the gun body is provided with a digital panel, one end of the gun body is provided with a welding end and a welding rod, the welding end is located above the welding rod, the inside of the handle is provided with a storage battery, the outer wall of the handle is provided with a control button, the inside and the outer wall of the handle are provided with a shielding mechanism, the shielding mechanism comprises a charging slot, the charging slot is opened in the bottom end of the handle, the inner wall of the charging slot is connected with a baffle, the inside of the baffle is slidably connected with a fixed block extending to the outside of the baffle, the fixed block and the baffle are connected with a fixed spring, the inside of the baffle is rotatably connected with a fixed screw rod extending to the inside of the baffle, one end of the fixed screw rod is fixedly connected with a first bevel gear, the inner wall of the baffle is rotatably connected with a hollow column, the inner wall of the baffle is fixedly connected with a ring-shaped piece at the top end of the hollow column, the outer wall of the ring-shaped piece is fixedly connected with a second bevel gear, the second bevel gear is in contact with the first bevel gear, the outer wall of the hollow column is fixedly connected with a handle below the baffle, and the inner wall of the charging slot is provided with a fixed groove on both sides.

[0007] As a further scheme of the present application: the gas storage tank is arranged in the inside of the handle and located on both sides of the charging slot, the inner wall of the gas storage tank is slidably connected with a movable block, the outer wall of the movable block is fixedly connected with a movable rod extending to the inside of the charging slot, the inner wall of the gas storage tank is provided with a gas blowing groove in communication with the charging slot, the inner wall of the ring-shaped piece is fixedly connected with a first semicircular plate, the inner wall of the hollow column is fixedly connected with a second semicircular plate, the inside of the charging slot is provided with a charging interface, the inner wall of the charging slot is fixedly connected with a shielding seat outside the charging interface, the bottom end of the shielding seat is rotatably connected with a rotating plate, the inside of the handle is slidably connected with a movable plate extending to the inside of the charging slot, the movable plate and the handle are connected with a connecting spring, and one end of the rotating plate is fixedly connected with a push plate.

[0008] As a further scheme of the present application: the inner wall of the charging slot is matched with the outer wall of the baffle, and the outer wall of the fixed block is matched with the inner wall of the fixed groove.

[0009] As a further scheme of the present application: the teeth of the second bevel gear are engaged with the tooth groove of the first bevel gear, the inner wall of the fixed block is provided with threads matched with the fixed screw rod, and the inner wall of the fixed screw rod is matched with the outer wall of the hollow column.

[0010] As a further scheme of the present application: the inner wall of the gas storage tank is provided with a ventilation hole extending to the outer wall of the handle, and the inside of the handle is provided with a sliding groove for displacement of the movable rod.

[0011] As a further scheme of the present application: the movable block is connected with the gas storage tank through a reset spring, and the outer wall of the movable block is in close contact with the inner wall of the gas storage tank.

[0012] As a further scheme of the present application: the first semicircular plate is in contact with the second semicircular plate, the outer wall of the first semicircular plate and the second semicircular plate is semicircular, and the outer wall of the annular member is in close contact with the inner wall of the hollow column.

[0013] As a further scheme of the present application: the shielding seat is rotatably connected with the rotating plate through a rotating shaft, the rotating shaft is fixedly connected with the rotating plate, and the push plate is fixedly connected with one end of the rotating shaft.

[0014] As a further scheme of the present application: the outer wall of the movable plate is provided with an inclined surface, and the push plate is in contact with the inclined surface.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] By setting the shielding mechanism and the blowing mechanism, the charging groove is shielded by the baffle to prevent dust from entering the inside of the charging groove. When the baffle is used to close the charging groove, the air in the charging groove can be discharged through the inner wall of the hollow column, so that the charging groove is automatically blown when it is closed, and the blown dust is discharged through the inner wall of the hollow column. When the baffle is fixed, the inner wall of the hollow column is automatically closed to prevent external air from entering the inner wall of the charging groove through the hollow column, which prevents dust from entering the charging interface and affects the use of the charging interface. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of the present application;

[0018] Figure 2 is an installation schematic view of the baffle of the present application;

[0019] Figure 3 is a structural schematic view of the hollow column of the present application;

[0020] Figure 4 is a sectional view of the hollow column of the present application;

[0021] Figure 5 is a structural schematic view of the gas storage tank of the present application;

[0022] Figure 6 is an installation schematic view of the movable plate of the present application;

[0023] Figure 7 is a structural schematic view of the movable plate of the present application.

[0024] Fig. 1, gun body; 2, handle; 3, digital panel; 4, welding end; 5, welding rod; 6, battery; 7, control button; 8, shielding mechanism; 801, charging groove; 802, baffle; 803, fixed block; 804, fixed spring; 805, fixed screw; 806, first bevel gear; 807, hollow column; 808, ring; 809, second bevel gear; 810, handle; 811, fixed groove; 9, blowing mechanism; 901, gas storage groove; 902, movable block; 903, movable rod; 904, blowing groove; 905, first semicircular plate; 906, second semicircular plate; 907, shielding seat; 908, rotating plate; 909, movable plate; 910, connecting spring; 911, push plate; 10, air hole; 11, sliding groove; 12, charging interface; 13, reset spring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0026] Please refer to Figure 1 - Figure 7 In the embodiments of the present application, the rechargeable handheld metal sheet repairing machine comprises a gun body 1, the bottom end of the gun body 1 is fixedly connected with a handle 2, the top end of the gun body 1 is provided with a digital panel 3, one end of the gun body 1 is provided with a welding end 4 and a welding rod 5, the welding end 4 is located above the welding rod 5, the inside of the handle 2 is mounted with a battery 6, the outer wall of the handle 2 is provided with a control button 7, the inside and the outer wall of the handle 2 are provided with a shielding mechanism 8, the shielding mechanism 8 comprises a charging groove 801, the charging groove 801 is opened at the bottom end of the handle 2, the inner wall of the charging groove 801 is connected with a baffle 802, the inside of the baffle 802 is slidably connected with a fixed block 803 extending to the outside of the baffle 802, the fixed block 803 and the baffle 802 are connected with a fixed spring 804, the inside of the baffle 802 is rotatably connected with a fixed screw 805 extending to the inside of the baffle 802, one end of the fixed screw 805 is fixedly connected with a first bevel gear 806, the inner wall of the baffle 802 is rotatably connected with a hollow column 807, the inner wall of the baffle 802 is fixedly connected with a ring 808 at the top end of the hollow column 807, the outer wall of the ring 808 is fixedly connected with a second bevel gear 809, the second bevel gear 809 is in contact with the first bevel gear 806, the outer wall of the hollow column 807 is fixedly connected with a handle 810 below the baffle 802, the inner wall of the charging groove 801 is provided with fixed grooves 811 on both sides; the handle 2 and the shielding mechanism 8 are provided with a blowing mechanism 9.

[0027] In this embodiment: when closing the charging groove 801, rotate the handle 810, the handle 810 drives the second bevel gear 809 to rotate, the second bevel gear 809 drives the first bevel gear 806 to rotate, the first bevel gear 806 drives the fixed lead screw 805 to rotate, the fixed lead screw 805 drives the fixed block 803 to displace, the fixed block 803 displaces into the inside of the baffle plate 802, extrudes the fixed spring 804, inserts the baffle plate 802 into the charging groove 801, shields the charging groove 801, and then releases the handle 810, the fixed block 803 is displaced into the fixed groove 811 under the elastic force of the fixed spring 804, thereby closing the charging groove 801; when opening the charging groove 801, rotate the handle 810, drives the fixed block 803 to displace out of the fixed groove 811, and cancels the fixation of the baffle plate 802.

[0028] Please pay attention to Figure 4 - Figure 7 The air blowing mechanism 9 comprises a gas storage groove 901, which is arranged in the inside of the handle 2 and located at both sides of the charging groove 801, the inner wall of the gas storage groove 901 is slidably connected with a movable block 902, the outer wall of the movable block 902 is fixedly connected with a movable rod 903 extending into the inside of the charging groove 801, the inner wall of the gas storage groove 901 is provided with an air blowing groove 904 in communication with the charging groove 801, the inner wall of the annular piece 808 is fixedly connected with a first semicircular plate 905, the inner wall of the hollow column 807 is fixedly connected with a second semicircular plate 906, the inner wall of the charging groove 801 is mounted with a charging interface 12, the inner wall of the charging groove 801 is fixedly connected with a shielding seat 907 at the outer circle of the charging interface 12, one end of the shielding seat 907 is rotatably connected with a rotating plate 908, the inside of the handle 2 is slidably connected with a movable plate 909 extending into the inside of the charging groove 801, the movable plate 909 and the handle 2 are connected with a connecting spring 910, one end of the rotating plate 908 is fixedly connected with a push plate 911.

[0029] In the embodiment, when charging, the charging groove 801 is opened, the external charging connector is connected with the charging interface 12, so as to charge the battery 6, when the charging groove 801 is closed, the baffle 802 is inserted into the inner wall of the charging groove 801, the baffle 802 is displaced to drive the movable rod 903 to be displaced, the movable rod 903 is displaced to drive the movable block 902 to be displaced, the movable block 902 is displaced to extrude the air in the air storage groove 901 through the air blowing groove 904, the gas is discharged through the air blowing groove 904, the charging groove 801 is blown, and in the process that the fixed block 803 is displaced to enter the baffle 802, the hollow column 807 is relatively rotated with the ring-shaped part 808, so as to drive the first semicircular plate 905 and the second semicircular plate 906 to be relatively rotated, when the fixed block 803 is located inside the baffle 802, the first semicircular plate 905 and the second semicircular plate 906 are coincided, so that the air in the charging groove 801 can be discharged through the inner wall of the hollow column 807, so that when the charging groove 801 is closed, the charging groove 801 is automatically blown, the dust blown up is discharged through the inner wall of the hollow column 807, when the fixed block 803 is displaced to enter the fixed groove 811, the second semicircular plate 906 is rotated to be reset, the first semicircular plate 905 and the second semicircular plate 906 shield the inner wall of the hollow column 807, so as to prevent the air outside from entering the inner wall of the charging groove 801 through the hollow column 807.

[0030] Please refer to Figure 1 - Figure 3 The inner wall of the charging groove 801 is attached with the outer wall of the baffle 802, the outer wall of the fixed block 803 is attached with the inner wall of the fixed groove 811, the gear teeth of the second bevel gear 809 are engaged with the gear groove of the first bevel gear 806, the inner wall of the fixed block 803 is provided with the screw thread matched with the fixed screw rod 805, and the inner wall of the fixed screw rod 805 is attached with the outer wall of the hollow column 807.

[0031] In the embodiment, the handle 810 is rotated, the handle 810 is rotated to drive the second bevel gear 809 to be rotated, the second bevel gear 809 is rotated to drive the first bevel gear 806 to be rotated, the first bevel gear 806 is rotated to drive the fixed screw rod 805 to be rotated, the fixed screw rod 805 is rotated to drive the fixed block 803 to be displaced, the fixed block 803 is displaced to enter the inside of the baffle 802, the fixed spring 804 is extruded, the baffle 802 is inserted into the charging groove 801, the charging groove 801 is shielded, the handle 810 is released after completion, the fixed block 803 is displaced to enter the fixed groove 811 under the elastic force of the fixed spring 804, so as to close the charging groove 801.

[0032] Please refer to Figure 4 - Figure 7The inner wall of the gas storage groove 901 is provided with a gas vent hole 10 extending to the outer wall of the handle 2, the inner part of the handle 2 is provided with a sliding groove 11 for displacement of the movable rod 903, the movable block 902 is connected with the gas storage groove 901 through a return spring 13, and the outer wall of the movable block 902 is attached to the inner wall of the gas storage groove 901.

[0033] In the embodiment, the baffle 802 is inserted into the inner wall of the charging groove 801, the baffle 802 is displaced to push the movable rod 903 to displace, the movable rod 903 is displaced to drive the movable block 902 to displace, the movable block 902 is displaced to push the air in the gas storage groove 901 out through the air blowing groove 904, and the air is discharged through the air blowing groove 904 to blow the inner wall of the charging groove 801.

[0034] Please refer to Figure 4 - Figure 7 The first semicircular plate 905 is in contact with the second semicircular plate 906, the outer wall of the first semicircular plate 905 and the second semicircular plate 906 is semicircular, and the outer wall of the annular part 808 is attached to the inner wall of the hollow column 807.

[0035] In the embodiment, the hollow column 807 and the annular part 808 are relatively rotated when the fixed block 803 is displaced into the baffle 802, so as to drive the first semicircular plate 905 and the second semicircular plate 906 to relatively rotate, the first semicircular plate 905 and the second semicircular plate 906 are coincided when the fixed block 803 is located in the baffle 802, so that the air in the charging groove 801 can be discharged through the inner wall of the hollow column 807.

[0036] Please refer to Figure 4 - Figure 7 The shielding seat 907 and the rotating plate 908 are rotatably connected through a rotating shaft, the rotating shaft is fixedly connected with the rotating plate 908, the push plate 911 is fixedly connected to one end of the rotating shaft, the outer wall of the movable plate 909 is provided with an inclined surface, the push plate 911 is in contact with the inclined surface, and the bottom end of the movable plate 909 is parallel to the bottom end of the handle 2.

[0037] In the embodiment, when the charging groove 801 is closed, the baffle 802 is displaced to be in contact with the movable plate 909, the movable plate 909 is pushed to displace, the movable plate 909 is displaced to drive the push plate 911 to rotate, the push plate 911 is rotated to drive the rotating plate 908 to rotate, the rotating plate 908 is rotated to shield the shielding seat 907, and the dust blown up is prevented from entering the charging interface 12.

[0038] The above describes only the preferred specific embodiments of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A rechargeable handheld sheet metal repair machine, comprising a gun body (1), a handle (2) fixedly connected to the bottom end of the gun body (1), a digital panel (3) provided at the top end of the gun body (1), a welding end (4) and a welding rod (5) provided at one end of the gun body (1), the welding end (4) being located above the welding rod (5), a storage battery (6) installed inside the handle (2), and a control button (7) provided on the outer wall of the handle (2), characterized in that, The handle (2) is provided with a shielding mechanism (8) on its inner and outer walls. The shielding mechanism (8) includes a charging slot (801) which is located at the bottom of the handle (2). A baffle (802) is connected to the inner wall of the charging slot (801). A fixing block (803) extending to the outside of the baffle (802) is slidably connected inside the baffle (802). A fixing spring (804) is connected between the fixing block (803) and the baffle (802). A fixing screw (805) extending to the inside of the baffle (802) is rotatably connected inside the baffle (802). One end of the fixing screw (805) is fixedly connected to a first... A bevel gear (806) is provided. A hollow column (807) is rotatably connected to the inner wall of the baffle (802). An annular piece (808) is fixedly connected to the top of the hollow column (807) on the inner wall of the baffle (802). A second bevel gear (809) is fixedly connected to the outer wall of the annular piece (808). The second bevel gear (809) is in contact with the first bevel gear (806). A handle (810) is fixedly connected to the outer wall of the hollow column (807) below the baffle (802). Fixing grooves (811) are provided on both sides of the inner wall of the charging slot (801). An air blowing mechanism (9) is provided between the handle (2) and the shielding mechanism (8). The air blowing mechanism (9) includes an air storage tank (901), which is located inside the handle (2) and on both sides of the charging slot (801). A movable block (902) is slidably connected to the inner wall of the air storage tank (901). A movable rod (903) extending into the charging slot (801) is fixedly connected to the outer wall of the movable block (902). An air blowing slot (904) communicating with the charging slot (801) is opened on the inner wall of the air storage tank (901). A first semi-circular plate (905) is fixedly connected to the inner wall of the annular component (808). The hollow column (807)... A second semi-circular plate (906) is fixedly connected to the inner wall. A charging interface (12) is installed on the inner wall of the charging slot (801). A shielding seat (907) is fixedly connected to the outer ring of the charging interface (12) on the inner wall of the charging slot (801). A rotating plate (908) is rotatably connected to the bottom end of the shielding seat (907). A movable plate (909) extending into the charging slot (801) is slidably connected inside the handle (2). A connecting spring (910) is connected between the movable plate (909) and the handle (2). A push plate (911) is fixedly connected to one end of the rotating plate (908).

2. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, The inner wall of the charging slot (801) is in contact with the outer wall of the baffle (802), and the outer wall of the fixing block (803) is in contact with the inner wall of the fixing slot (811).

3. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, The inner wall of the air storage tank (901) is provided with a vent (10) extending to the outer wall of the handle (2), and the inside of the handle (2) is provided with a sliding groove (11) for the movable rod (903) to move.

4. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, A return spring (13) is connected between the movable block (902) and the gas storage tank (901), and the outer wall of the movable block (902) is in contact with the inner wall of the gas storage tank (901).

5. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, The first semicircular plate (905) is in contact with the second semicircular plate (906). The outer wall shape of the first semicircular plate (905) and the second semicircular plate (906) is semicircular. The outer wall of the annular component (808) is in contact with the inner wall of the hollow column (807).

6. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, The shielding seat (907) and the rotating plate (908) are rotatably connected by a rotating shaft, the rotating shaft is fixedly connected to the rotating plate (908), and the push plate (911) is fixedly connected to one end of the rotating shaft.

7. The rechargeable handheld sheet metal repair machine according to claim 1, characterized in that, The outer wall of the movable plate (909) is provided with an inclined surface, and the push plate (911) is in contact with the inclined surface.

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