CN218746084U

CN218746084U - IGBT module auxiliary installation frock

Info

Publication number: CN218746084U
Application number: CN202223120775.1U
Authority: CN
Inventors: 刘凤臣
Original assignee: Shenzhen Pengxinwei Electronics Co ltd
Current assignee: Shenzhen Pengxinwei Electronics Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-03-28
Anticipated expiration: 2032-11-23

Abstract

The utility model relates to an installation assisting tool especially relates to an installation assisting tool for I GBT module. The utility model provides a can put I GBT module in order, make its accuracy install in the supplementary installation frock of I GBT module of assigned position. The utility model provides a such I GBT module auxiliary erection frock, including the installation foot, the bottom plate, a supporting seat, the connecting plate, the circuit board, the I GBT module, first slide rail and slide, the equal bilateral symmetry rigid coupling in both sides has the installation foot around the bottom plate bottom, bottom plate top rigid coupling has the supporting seat, the rigid coupling has the connecting plate in the bottom plate, the circuit board has been placed on the connecting plate, the I GBT module has been placed on the circuit board, the equal bilateral symmetry rigid coupling in both sides has first slide rail around the bottom plate top, slidingtype is provided with the slide between two left first slide rails, also the slidingtype is provided with the slide between two first slide rails on right side. By placing the I GBT module on the circuit board and then pushing the straightening block inwards, the I GBT module can be straightened and accurately installed at a specified position.

Description

IGBT module auxiliary installation frock

Technical Field

The utility model relates to an installation assisting tool especially relates to an installation assisting tool for IGBT modules.

Background

The IGBT module is a modularized semiconductor product formed by bridge packaging of an insulated gate bipolar transistor chip and a freewheeling diode chip through a specific circuit.

In order to ensure that the IGBT module works reliably, the installation of the IGBT module is very important, when the IGBT module is installed on a circuit board, welding is needed, the existing auxiliary installation tool of the IGBT module is lack of the function of aligning the IGBT module, when the IGBT module is to be installed, the IGBT module needs to be moved manually to be aligned, and due to the alignment mode, large deviation is easy to generate, and the installation position of the IGBT module is inaccurate.

Therefore, it is necessary to provide an auxiliary installation tool for an IGBT module, which can properly position the IGBT module and accurately install the IGBT module at a predetermined position, to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects that the installation position of an IGBT module is inaccurate due to the fact that the IGBT module is prone to generating large deviation in a mode of manually moving the IGBT module to be aligned in the conventional IGBT module auxiliary installation tool, the IGBT module auxiliary installation tool can be used for aligning the IGBT module and enabling the IGBT module to be accurately installed at a specified position.

The utility model discloses a following technical approach realizes: the utility model provides a supplementary installation frock of IGBT module, including the installation foot, the bottom plate, a supporting seat, the connecting plate, a circuit board, the IGBT module, first slide rail, the slide, the piece is ajusted, first elastic component, the second slide rail, the installation pole, the soldering apparatus, a cylinder, including a motor, an end cap, a controller, and a cover plate, threaded rod and barre, the equal bilateral symmetry rigid coupling in both sides has the installation foot around the bottom plate bottom, bottom plate top rigid coupling has the supporting seat, the rigid coupling has the connecting plate in the bottom plate, the circuit board has been placed on the connecting plate, the IGBT module has been placed on the circuit board, the equal bilateral symmetry rigid coupling in both sides has first slide rail around the bottom plate top, the slidingtype is provided with the slide between two left first slide rails on left side, slide middle part rigid coupling has the piece of ajusting, be connected with first elastic component between first slide rail and the slide, the rigid coupling has the second slide rail between two first slide rails on right side, the slidingtype is provided with the installation pole in the second slide rail, installation pole internal rotation formula is provided with the installation pole, the motor is installed to the installation pole left end, the output shaft coupling of motor passes through shaft coupling and left side threaded rod, the threaded connection is provided with the cylinder, the threaded rod, the telescopic link.

Further explaining, the device also comprises a second sliding block, a pressing rod and a second elastic piece, wherein a cross sliding groove is formed in the upper portion of the supporting seat, the second sliding block is arranged in the cross sliding groove in a sliding mode, the pressing rod is arranged on the second sliding block in a sliding mode, a connecting block is arranged on the upper portion of the pressing rod in a sliding mode, the second elastic piece is connected between the connecting block and the pressing rod, and the second elastic piece is sleeved on the upper portion of the pressing rod.

Further, the device comprises a movable rod and a cross-shaped sliding rail, the movable rod is fixedly connected to the top end of the pressure rod, the cross-shaped sliding rail is fixedly connected to the top of the supporting seat, the pressure rod slides in the cross-shaped sliding rail, and the connecting block is connected with the cross-shaped sliding rail in a sliding mode.

Further, the device also comprises a fixed block and a screw rod, wherein the fixed block is fixedly connected with the front side and the rear side of the bottom plate in a bilateral symmetry manner, and the screw rod is arranged on the fixed block in a threaded manner.

Further explaining, the welding device further comprises an extrusion frame, the extrusion frame is sleeved on the welding device, and the extrusion frame moves downwards to extrude the centering block to move inwards.

Further explaining, the utility model also comprises a spongy cushion, and the inner sides of the two righting blocks are fixedly connected with the spongy cushion.

The above-mentioned right has been adopted the utility model discloses the description of structure can know, the utility model discloses a design departure point, theory and advantage are: 1. the IGBT module is placed on the circuit board, and then the righting block is pushed inwards, so that the IGBT module can be righted and accurately mounted at a specified position.

2. The pressing rod moves downwards to drive the extrusion frame to move downwards, the extrusion frame moves downwards to extrude the centering block to move inwards, the centering block can center the IGBT module, and therefore the purpose of automatic centering is achieved.

3. Through rotating the screw rod for the screw rod is inwards removed, thereby can live the circuit board centre gripping, prevents that the circuit board from removing at will.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional structure view of the connection board, the circuit board, and the IGBT module.

Fig. 3 is a schematic sectional structure view of the first slide rail, the slide plate and the centering block.

Fig. 4 is a schematic sectional structure view of the second slider, the pressing rod and the connecting block.

Fig. 5 is a perspective view of the first elastic member and the sponge pad.

Reference numbers in the drawings: 1: mounting foot, 2: bottom plate, 3: supporting seat, 4: connecting plate, 5: circuit board, 6: IGBT module, 7: first slide rail, 8: a slide plate, 9: centering block, 10: first elastic member, 11: second slide rail, 12: mounting rod, 13: welder, 14: cylinder, 15: motor, 16: threaded rod, 17: stick, 18: cross runner, 19: second slider, 20: strut, 201: connecting block, 21: second elastic member, 22: travel bar, 23: cross slide rail, 25: fixed block, 26: screw, 27: extrusion frame, 28: a spongy cushion.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the invention are shown. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.

Example 1

The utility model provides a supplementary installation frock of IGBT module, refer to fig. 1-3, as shown in fig. 5, including installation foot 1, bottom plate 2, supporting seat 3, connecting plate 4, circuit board 5, IGBT module 6, first slide rail 7, slide 8, positive swing block 9, first elastic component 10, second slide rail 11, installation pole 12, welding ware 13, foam-rubber cushion 28, cylinder 14, motor 15, threaded rod 16 and handle 17, bottom plate 2 bottom front and back both sides equal bilateral symmetry rigid coupling has installation foot 1, bottom plate 2 top rigid coupling has supporting seat 3, the rigid coupling has connecting plate 4 in the bottom plate 2, circuit board 5 has been placed on the connecting plate 4, IGBT module 6 has been placed on circuit board 5, bottom plate 2 top front and back both sides equal bilateral symmetry rigid coupling has first slide rail 7, be provided with slide 8 between two left first slide rails 7, also slidingly be provided with slide 8 between two first slide rails 7 on right side, slide 8 middle part rigid coupling has positive swing block 9, be connected with first elastic component 10 between two first slide rails 7 and slide 8, the rigid coupling has the right side of the cylinder 14, the rigid coupling has 14, the right side of the installation pole is provided with the telescopic link through the cylinder 14, the cylinder 14 rigid coupling of the installation pole of the threaded rod 14, the right side of the installation pole, the telescopic link of the installation of the threaded rod 14 is provided with the threaded rod of the cylinder 12, the telescopic rod of the installation of the sliding type, the telescopic rod of the installation of the cylinder 14 is provided with the telescopic rod of the right side of the sliding type, the mounting of the sliding type, the telescopic rod of the cylinder 14.

When the device is used, a worker places a circuit board 5 on a connecting plate 4, then places an IGBT module 6 on the circuit board 5, then pushes a centering block 9 inwards, the centering block 9 drives a sliding plate 8 to move inwards, a first elastic part 10 is compressed, when the centering block 9 moves inwards to contact with the IGBT module 6, the IGBT module 6 can be centered, under the action of a sponge pad 28, abrasion of the centering block 9 and the IGBT module 6 can be prevented, then the worker loosens the centering block 9, the first elastic part 10 resets to drive the sliding plate 8 and the centering block 9 to move outwards, then the worker moves a rod 17 back and forth to drive a mounting rod 12 to move back and forth, when the mounting rod 12 moves to a proper position, the worker starts a motor 15, an output shaft of the motor 15 rotates in a forward and reverse direction to drive a threaded rod 16 to rotate in a forward and reverse direction, the threaded rod 16 rotates forward and reverse direction to drive a cylinder 14, when the cylinder 14 moves left and right to a proper position, the worker turns off the motor 15, the cylinder 14 and the welding manipulator 14 drives the telescopic rod 13 to adjust the welding cylinder 13, the IGBT module 6 to weld the circuit board 5, and the IGBT module 6, and the telescopic rod 14 can be welded.

Example 2

On the basis of the embodiment 1, referring to fig. 4, the welding device further includes a second slider 19, a pressing rod 20, a second elastic member 21 and an extrusion frame 27, the upper portion of the supporting base 3 is provided with a cross sliding groove 18, the second slider 19 is slidably arranged in the cross sliding groove 18, the pressing rod 20 is slidably arranged on the second slider 19, the connecting block 201 is slidably arranged on the upper portion of the pressing rod 20, the second elastic member 21 is connected between the connecting block 201 and the pressing rod 20, the second elastic member 21 is sleeved on the upper portion of the pressing rod 20, the extrusion frame 27 is sleeved on the welding device 13, and the extrusion frame 27 moves downward to extrude the centering block 9 to move inward.

Referring to fig. 4, the support device further includes a moving rod 22 and a cross slide rail 23, the moving rod 22 is disposed at the top end of the pressing rod 20 in a welding manner, the cross slide rail 23 is fixedly connected to the top of the support base 3, the pressing rod 20 slides in the cross slide rail 23, and the connecting block 201 is slidably connected to the cross slide rail 23.

After the operator places the IGBT module 6 on the circuit board 5, the operator pulls the moving rod 22, the moving rod 22 drives the pressing rod 20 to move, the pressing rod 20 drives the second slider 19 to move in the cross sliding groove 18, meanwhile, the pressing rod 20 drives the connecting block 201 to slide on the cross sliding rail 23, when the pressing rod 20 moves above the IGBT module 6, the operator presses the moving rod 22 downwards, the moving rod 22 moves downwards to drive the pressing rod 20 to move downwards, the second elastic piece 21 is compressed therewith, the pressing rod 20 moves downwards to compress the IGBT module 6, so as to prevent the IGBT module 6 from moving during welding operation, meanwhile, the pressing rod 20 moves downwards to drive the extrusion frame 27 to move downwards, when the extrusion frame 27 moves downwards to contact with the swinging block 9, the extrusion frame 27 can extrude the swinging block 9 to move inwards, so that the swinging block 9 can swing the IGBT module 6 rightly, thereby achieving the purpose of automatic swinging, then, the operator can weld the IGBT module 6, when the IGBT module 6 is welded, the operator loosens the moving rod 22, so that the second elastic piece 21 and the pressing rod 20 can move upwards to reset, and drive the pressing rod 27 to move upwards to reset, and when the pressing rod 20 and the pressing rod 27 moves upwards, and the pressing rod 27 can reset.

Referring to fig. 4, the base plate further comprises a fixing block 25 and a screw 26, the fixing block 25 is arranged in the base plate 2 in a manner of welding in a bilateral symmetry manner, and the screw 26 is arranged on the fixing block 25 in a threaded manner.

After the staff places circuit board 5 on connecting plate 4, the staff rotates screw rod 26 for screw rod 26 inwards removes, thereby can live circuit board 5 centre gripping, prevents circuit board 5 and removes at will, when needs take out circuit board 5, staff's reversal screw rod 26 makes screw rod 26 outwards remove and breaks away from with circuit board 5, and at this moment the staff takes out circuit board 5 can.

While the disclosure has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention. Accordingly, the scope of the present invention should be limited only by the attached claims.

Claims

1. An auxiliary installation tool for an IGBT module comprises installation feet (1), a bottom plate (2), a support seat (3), a connecting plate (4), a circuit board (5), an IGBT module (6), first slide rails (7) and a sliding plate (8), wherein the installation feet (1) are fixedly connected with the front side and the rear side of the bottom plate (2) in a bilateral symmetry manner, the support seat (3) is fixedly connected with the top of the bottom plate (2), the connecting plate (4) is fixedly connected in the bottom plate (2), the circuit board (5) is placed on the connecting plate (4), the IGBT module (6) is placed on the circuit board (5), the first slide rails (7) are fixedly connected with the front side and the rear side of the top of the bottom plate (2) in a bilateral symmetry manner, the sliding plate (8) is arranged between the two left first slide rails (7), a sliding plate (8) is also arranged between the two right first slide rails (7), the auxiliary installation tool is characterized by further comprising a swing block (9), a first elastic piece (10), a second slide rail (11), an installation rod (12), a welder (13), a cylinder (14), a motor (15), a threaded rod (16) and a handle (17), the middle part of the swing block (9) is connected between the first slide rails (9), the fixed connection has second slide rail (11) between two first slide rail (7) on right side, second slide rail (11) internal sliding type is provided with installation pole (12), installation pole (12) internal sliding type is provided with threaded rod (16), motor (15) are installed to installation pole (12) left end, the output shaft of motor (15) passes through the shaft coupling and is connected with threaded rod (16) left end, the gliding type is provided with cylinder (14) on installation pole (12), cylinder (14) and threaded rod (16) threaded connection, cylinder (14) right side fixed connection has stick (17), the rigid coupling has soldering ware (13) on the telescopic link of cylinder (14).

2. The IGBT module auxiliary mounting tool according to claim 1, further comprising a second slider (19), a pressing rod (20) and a second elastic member (21), wherein a cross sliding groove (18) is formed in the upper portion of the support base (3), the second slider (19) is arranged in the cross sliding groove (18) in a sliding manner, the pressing rod (20) is arranged on the second slider (19) in a sliding manner, a connecting block (201) is arranged on the upper portion of the pressing rod (20) in a sliding manner, the second elastic member (21) is connected between the connecting block (201) and the pressing rod (20), and the second elastic member (21) is sleeved on the upper portion of the pressing rod (20).

3. The auxiliary installation tool for the IGBT module as claimed in claim 2, further comprising a moving rod (22) and a cross-shaped slide rail (23), wherein the moving rod (22) is fixedly connected to the top end of the pressing rod (20), the cross-shaped slide rail (23) is fixedly connected to the top of the support base (3), the pressing rod (20) slides in the cross-shaped slide rail (23), and the connecting block (201) is slidably connected with the cross-shaped slide rail (23).

4. The auxiliary installation tool for the IGBT module as claimed in claim 3, further comprising fixing blocks (25) and screws (26), wherein the fixing blocks (25) are fixedly connected to the front side and the rear side of the inside of the bottom plate (2) in a bilateral symmetry manner, and the screws (26) are arranged on the fixing blocks (25) in a threaded manner.

5. The auxiliary installation tool for the IGBT module as claimed in claim 4, further comprising an extrusion frame (27), wherein the extrusion frame (27) is sleeved on the welder (13), and the extrusion frame (27) can move downwards to extrude the centering block (9) to move inwards.

6. The auxiliary installation tool for the IGBT module as claimed in claim 5, further comprising a spongy cushion (28), wherein the spongy cushion (28) is fixedly connected to the inner sides of the two righting blocks (9).