Manual welding clamp for power module

Abstract

The utility model discloses a power module manual welding clamp which comprises a placing plate, a machine shell is installed above the placing plate, a fixing cylinder is installed below the placing plate, an installation disc is installed at the bottom end of the fixing cylinder, the power module manual welding clamp further comprises an adjusting mechanism, and the adjusting mechanism comprises a crank arranged on the outer surface of the fixing cylinder. A driving assembly is installed at one end of the crank, a rotating rod is rotationally connected to the interior of the fixing cylinder, a rotating assembly is installed at the bottom end of the rotating rod, and a sleeve column is installed at the bottom end of the placing plate; and the clamping mechanism is arranged in the machine shell, and the clamping mechanism comprises a mounting plate arranged in the machine shell. The problem that when an existing welding clamp is used for positioning and machining a power module, due to the fact that the whole welding clamp is integrally and fixedly installed at the machining position, a worker cannot conveniently adjust the using height of the welding clamp according to the actual machining requirement and the size of a mold for use is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of manual welding of power modules, in particular to a manual welding fixture for power modules. Background Art

[0002] The power module is a power supply that can be directly mounted on a printed circuit board. Its characteristic is that it can provide power for application-specific integrated circuits, digital signal processors, microprocessors, memories, field programmable gate arrays and other digital or analog loads.

[0003] However, it still has the following disadvantages in actual use:

[0004] When positioning the power module, the existing welding fixture is fixedly installed at the processing site as a whole. It is inconvenient for the staff to adjust the height of the welding fixture according to the actual processing requirements and the size of the mold, which has limitations. Utility Model Content

[0005] The purpose of the present utility model is to provide a manual welding fixture for a power module, so as to solve the problem that when the existing welding fixture proposed in the above background technology is used to position the power module, the staff is inconvenient to adjust the height of the welding fixture according to the actual processing requirements and the size of the mold because the welding fixture is fixedly installed in an integrated manner at the processing location.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The utility model is a manual welding fixture for a power module, comprising a placement plate, a housing is installed above the placement plate, a fixing cylinder is installed below the placement plate, a mounting plate is installed at the bottom end of the fixing cylinder, and an adjustment mechanism: the adjustment mechanism comprises a crank arranged on the outer surface of the fixing cylinder, a driving assembly is installed at one end of the crank, a rotating rod is connected to the interior of the fixing cylinder for rotation, a rotating assembly is installed at the bottom end of the rotating rod, and a sleeve is installed at the bottom end of the placement plate; a clamping mechanism: the clamping mechanism is arranged inside the housing.

[0008] Furthermore, the clamping mechanism includes a mounting plate arranged inside the casing, a connecting assembly is rotatably connected to the top of the mounting plate, a gear rod is rotatably connected to the front end of the mounting plate, a half-gear rod is rotatably connected to the front end of the mounting plate on one side of the gear rod, one end of the gear rod and the half-gear rod are rotatably connected to a clamping rod, the outer side of the clamping rod is rotatably connected to a guide assembly, a pull rod is provided at the front end of the placement plate, and spring plates are fixedly connected to both ends of the pull rod.

[0009] Furthermore, the guide assembly includes a movable rod arranged outside the clamping rod, and one end of the movable rod is rotatably connected to the front end of the mounting plate.

[0010] Furthermore, the connecting assembly includes a rotating gear arranged above the mounting plate, a tooth groove is provided on one side of the spring plate, the rotating gear and the spring plate are meshedly connected, and the spring plate is slidably connected above the mounting plate.

[0011] Furthermore, the rotating gear and the gear rod are meshingly connected, and the gear rod and the half gear rod are meshingly connected.

[0012] Furthermore, the driving assembly includes a first bevel gear arranged at one end of the crank, a guide groove is opened on one side of the sleeve, a guide block is installed on the inner wall of the fixed cylinder, and the guide block is slidably connected in the guide groove.

[0013] Furthermore, the rotating assembly includes a second bevel gear arranged at the bottom end of the rotating rod, the first bevel gear and the second bevel gear are meshedly connected, the outer surface of the rotating rod is provided with a thread, and the interior of the sleeve is provided with a thread groove.

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] The utility model is provided with an adjusting mechanism. A staff member can rotate a crank handle connected to the outer surface of the fixed cylinder to rotate the crank handle and drive the first bevel gear fixedly connected at one end to rotate inside the fixed cylinder at the same time. The first bevel gear rotates and drives the second bevel gear meshingly connected on one side to rotate. The second bevel gear rotates and drives the rotating rod fixed at one end to rotate. The rotating rod rotates and drives the sleeve connected to the top threaded connection to rise and fall inside the fixed cylinder, so that the placement plate with the sleeve fixedly connected at the bottom end can be raised and lowered, which can facilitate the staff to adjust the use height of the clamp according to actual welding needs and welding environment.

[0016] Based on the above beneficial effects, a clamping mechanism is provided. When the power module is welded as above, the staff can pull the pull rod outward to make the pull rod drive the spring plates fixed at both ends to slide inside the casing. During the sliding of the spring plate, the rotating gear connected on one side can be driven to rotate, so that during the rotation of the rotating gear, the gear rod is driven to flip over the top of the mounting plate, thereby making the gear rod drive the half gear rod connected on one side to flip. One end of the gear rod and the half gear rod are both rotatably connected with a movable rod, and the movable rod is rotatably connected to the front end of the mounting plate, so that the gear rod and the half gear rod can be flipped while driving the clamp rod connected at one end to flip. After the staff places the power module on the placement plate, the pull on the pull rod is released, so that the clamp rod can be flipped in the opposite direction and reset. During the reset process, the outer surface of the power module is clamped, which can facilitate the staff to operate quickly and can clamp and position power modules of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is an axonometric view of the present utility model;

[0019] Figure 2 This is a disassembled diagram of the utility model;

[0020] Figure 3 It is a side sectional view of the utility model;

[0021] Figure 4 It is a three-dimensional diagram of the lifting mechanism of the present utility model.

[0022] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0023] 1. Placement plate; 2. Casing; 3. Fixing cylinder; 4. Mounting plate; 5. Pull rod; 6. Clamping rod; 7. Movable rod; 8. Gear rod; 9. Mounting plate; 10. Half gear rod; 11. Rotating gear; 12. Spring plate; 13. Crank handle; 14. First bevel gear; 15. Second bevel gear; 16. Rotating rod; 17. Sleeve column. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0027] See also Figure 1-4 As shown, this embodiment is a manual welding fixture for a power module, comprising a placement plate 1, a housing 2 being installed above the placement plate 1, a fixing cylinder 3 being installed below the placement plate 1, a mounting plate 4 being installed at the bottom end of the fixing cylinder 3, and an adjusting mechanism: the adjusting mechanism comprises a crank 13 arranged on the outer surface of the fixing cylinder 3, a driving assembly being installed at one end of the crank 13, a rotating rod 16 being connected to the interior of the fixing cylinder 3, a rotating assembly being installed at the bottom end of the rotating rod 16, and a sleeve 17 being installed at the bottom end of the placement plate 1; a clamping mechanism: the clamping mechanism is arranged inside the housing 2.

[0028] The fixed cylinder 3 is used to rotatably connect the crank 13 and provide a rotation space for the rotating rod 16 rotatably connected inside the fixed cylinder 3. At the same time, it provides a lifting space for the placement plate 1 with the sleeve 17 fixedly connected to the bottom end;

[0029] Through the cooperation between the crank 13 and the sleeve 17, the crank 13 can be rotated to provide rotational force for the rotating rod 16, thereby providing lifting power for the sleeve 17, which can facilitate the staff to adjust the use height of the clamp according to actual welding requirements and welding environment.

[0030] Working principle: The staff can rotate the crank 13 connected to the outer surface of the fixed cylinder 3 to rotate the crank 13 and at the same time drive the first bevel gear 14 fixed at one end to rotate inside the fixed cylinder 3, so that the first bevel gear 14 rotates and at the same time drives the second bevel gear 15 meshingly connected on one side to rotate, so that the second bevel gear 15 rotates and at the same time drives the rotating rod 16 fixed at one end to rotate, so that the rotating rod 16 rotates and drives the sleeve 17 threaded at the top to rise and fall inside the fixed cylinder 3, so that the placement plate 1 with the sleeve 17 fixed at the bottom can be raised and lowered.

[0031] See also Figure 1-4As shown, this embodiment is based on the above-mentioned embodiment 1 and further includes a clamping mechanism, which includes a mounting plate 9 arranged inside the housing 2, a connecting assembly is rotatably connected to the top of the mounting plate 9, a front end of the mounting plate 9 is rotatably connected to a gear rod 8, a front end of the mounting plate 9 is located on one side of the gear rod 8 and is rotatably connected to a half gear rod 10, one end of each of the gear rod 8 and the half gear rod 10 is rotatably connected to a clamping rod 6, the outer side of the clamping rod 6 is rotatably connected to a guide assembly, a pull rod 5 is provided at the front end of the placement plate 1, and both ends of the pull rod 5 are fixedly connected to spring plates 12;

[0032] The housing 2 is used to install and connect the mounting plate 9, and provides space for the spring plates 12 fixedly installed at both ends of the pull rod 5 to be pulled out, while providing space for the clamping rod 6 connected to the front end to be turned over;

[0033] By cooperating with the gear rod 8 rotatably connected above the mounting plate 9 and the half gear rod 10 meshingly connected on one side, the clamping rod 6 can rotate as the gear rod 8 and the half gear rod 10 flip, thereby facilitating quick operation by the staff and clamping and positioning power modules of different sizes.

[0034] Working principle: By pulling the pull rod 5 outward, the staff can make the pull rod 5 drive the spring plate 12 fixed at both ends to slide inside the casing 2, and can make the spring plate 12 drive the rotating gear 11 meshed on one side to rotate during the sliding process, so that the rotating gear 11 drives the gear rod 8 to flip over above the mounting plate 9 during the rotation process, so that the gear rod 8 drives the half gear rod 10 meshed on one side to flip, and the gear rod 8 and one end of the half gear rod 10 are rotatably connected to the movable rod 7, and the movable rod 7 is rotatably connected to the front end of the mounting plate 9, so that the gear rod 8 and the half gear rod 10 can be flipped while driving the clamping rod 6 connected at one end to flip. After the staff places the power module on the placement plate 1, the pull on the pull rod 5 is released, so that the clamping rod 6 can flip and reset in the opposite direction, clamping the outer surface of the power module during the resetting process;

[0035] This step allows workers to quickly operate and can clamp and position power modules of different sizes.

[0036] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections or electrical connections; they may refer to direct connections or indirect connections through an intermediate medium; and they may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0037] Finally, it should be noted that the above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A manual soldering fixture for a power module, comprising a placement plate (1), a housing (2) mounted above the placement plate (1), a fixing cylinder (3) mounted below the placement plate (1), and a mounting plate (4) mounted at the bottom end of the fixing cylinder (3), characterized in that: Also includes: Adjustment mechanism: The adjustment mechanism includes a crank (13) provided on the outer surface of the fixed cylinder (3), one end of the crank (13) is provided with a driving assembly, the interior of the fixed cylinder (3) is rotatably connected to a rotating rod (16), the bottom end of the rotating rod (16) is provided with a rotating assembly, and the bottom end of the placement plate (1) is provided with a sleeve column (17); Clamping mechanism: The clamping mechanism is arranged inside the housing (2).

2. A power module manual welding fixture according to claim 1, characterized in that: The clamping mechanism includes a mounting plate (9) arranged inside the housing (2), a connecting assembly is rotatably connected above the mounting plate (9), a front end of the mounting plate (9) is rotatably connected to a gear rod (8), a front end of the mounting plate (9) is located on one side of the gear rod (8) and is rotatably connected to a half gear rod (10), one end of each of the gear rod (8) and the half gear rod (10) is rotatably connected to a clamping rod (6), the outer side of the clamping rod (6) is rotatably connected to a guide assembly, a pull rod (5) is provided at the front end of the placement plate (1), and both ends of the pull rod (5) are fixedly connected to spring plates (12).

3. A manual soldering fixture for a power module according to claim 2, characterized in that: The guide assembly comprises a movable rod (7) arranged outside the clamping rod (6), and one end of the movable rod (7) is rotatably connected to the front end of the mounting plate (9).

4. A power module manual welding fixture according to claim 2, characterized in that: The connecting assembly comprises a rotating gear (11) arranged above the mounting plate (9); a tooth groove is provided on one side of the spring plate (12); the rotating gear (11) and the spring plate (12) are meshedly connected; and the spring plate (12) is slidably connected above the mounting plate (9).

5. A manual soldering fixture for a power module according to claim 4, characterized in that: The rotating gear (11) and the gear rod (8) are in meshing connection, and the gear rod (8) and the half gear rod (10) are in meshing connection.

6. The manual soldering fixture for power module according to claim 1, characterized in that: The driving assembly includes a first bevel gear (14) arranged at one end of the crank (13), a guide groove is opened on one side of the sleeve (17), and a guide block is installed on the inner wall of the fixed cylinder (3), and the guide block is slidably connected in the guide groove.

7. A power module manual welding fixture according to claim 6, characterized in that: The rotating assembly includes a second bevel gear (15) arranged at the bottom end of the rotating rod (16), the first bevel gear (14) and the second bevel gear (15) are meshedly connected, the outer surface of the rotating rod (16) is provided with a thread, and the interior of the sleeve (17) is provided with a thread groove.

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