Hoisting tool applied to PCBA

Abstract

The utility model belongs to the technical field of mechanical equipment, and discloses a hoisting tool applied to a PCBA (printed circuit board assembly), a plurality of fixing columns are arranged on the PCBA, the hoisting tool comprises a clamping fixed plate and a clamping movable plate, the clamping movable plate is located above the clamping fixed plate, a guide positioning pin is arranged between the clamping fixed plate and the clamping movable plate, and the guide positioning pin is located above the clamping fixed plate. A first through hole is formed in the position, corresponding to the fixing column, of the fixed clamping plate, a clamping head is arranged at the first through hole, a second through hole is formed in the position, corresponding to the first through hole, of the movable clamping plate, a conical pressing rod is arranged at the second through hole, the clamping head comprises a left clamping piece, a right clamping piece and a reset spring, and the middle of the left clamping piece is hinged to the middle of the right clamping piece. The two ends of the reset spring are connected with the left clamping piece and the right clamping piece respectively. The PCBA hoisting tool has the advantages that the structure is simple, the cost is low, after the PCBA hoisting column is completely sleeved with the clamping head, the conical pressing rod is pressed downwards, the PCBA hoisting column is clamped by the clamping pieces, then the PCBA is hoisted through the hoisting tool, and stable turnover can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a hoisting tool used for PCBA. Background Art

[0002] The full name of PCBA is Printed Circuit Board Assembly, which refers to the assembly of electronic components, connectors, plug-ins, digital logic gates, microcontrollers, etc. on a printed circuit board, and then various welding and plug-in processes are performed to make it a complete electronic product functional module. The electronic components on the PCBA are usually very delicate and fragile, and are easily damaged by mechanical forces. For PCBAs with smaller size and weight, special PCBA picking tools, such as vacuum suction cups or tweezers, can be used during the turnover process to improve the accuracy and stability of the operation. For PCBAs with larger size and weight, special tools with stronger gripping force are required to meet the requirements.

[0003] Therefore, it is necessary to provide a lifting tool for PCBA, which has a stable clamping force for large-volume and heavy-weight PCBA and can achieve smooth turnover of PCBA. Utility Model Content

[0004] The utility model discloses a hoisting tool applied to PCBA, which can effectively solve the technical problems involved in the background technology.

[0005] To achieve the above purpose, the technical solution of the utility model is:

[0006] A lifting tool for PCBA, used for moving PCBA, the PCBA is provided with multiple fixing columns, the lifting tool comprises a clamping plate and a clamping movable plate, the clamping movable plate is located above the clamping fixed plate, and a guide positioning pin is provided between the clamping fixed plate and the clamping movable plate, a first through hole is provided on the clamping fixed plate corresponding to the position of the fixing column, a clamping head is provided at the first through hole, a second through hole is provided on the clamping movable plate corresponding to the first through hole, a conical pressure rod is provided at the second through hole, the clamping head comprises a left clamping piece, a right clamping piece and a reset spring, the middle part of the left clamping piece and the middle part of the right clamping piece are hinged, the two ends of the reset spring are respectively connected to the left clamping piece and the right clamping piece, the top of the left clamping piece and the right clamping piece are provided with an extrusion groove corresponding to the position of the conical pressure rod, and the bottom of the left clamping piece and the right clamping piece are provided with a clamping groove corresponding to the position of the fixing column.

[0007] As a preferred improvement of the present invention: the number of the first through holes is 4-12.

[0008] As a preferred improvement of the utility model: the conical pressure rod is connected to the clamping movable plate by screws.

[0009] As a preferred improvement of the utility model: a lifting rod is provided on the top of the clamping fixed plate, and an opening is provided on the clamping movable plate at a position corresponding to the lifting rod.

[0010] As a preferred improvement of the present utility model: the lifting tool also includes an anti-slip plate, which includes a horizontal plate and a vertical plate fixed to the bottom of the horizontal plate, the horizontal plate is located above the clamping movable plate, and the vertical plate passes through the clamping movable plate and is detachably connected to the clamping fixed plate.

[0011] As a preferred improvement of the present invention: first through slots are provided on both left and right sides of the clamping fixed plate, and second through slots are provided on the clamping movable plate at positions corresponding to the first through slots.

[0012] As a preferred improvement of the utility model: the lifting tool also includes a moving mechanism and a push-pull mechanism, the output end of the moving mechanism is connected to the clamping fixed plate, the push-pull mechanism is arranged on the clamping fixed plate, and the output end of the push-pull mechanism is connected to the clamping movable plate.

[0013] As a preferred improvement of the utility model: the lifting tool also includes a controller and a positioning mechanism, the positioning mechanism is used to position the fixed column and the clamping head, and the controller is connected to the positioning mechanism, the moving mechanism and the push-pull mechanism.

[0014] As a preferred improvement of the utility model: the moving mechanism is a screw assembly, and the push-pull mechanism is a cylinder assembly.

[0015] As a preferred improvement of the utility model: an upper limit block and a lower limit block are provided on the left clamping piece, and an anti-slip pad is provided at the clamping groove.

[0016] The beneficial effects of the utility model are as follows:

[0017] The structure is simple and the cost is low. After the clamping head clamping piece is completely put on the PCBA hanging column, the conical pressure rod is pressed down to the clamping piece limit step, the clamping piece clamps the PCBA hanging column (fixed column), and then the PCBA is lifted by the lifting tooling to achieve smooth turnover. You can also add moving mechanisms, push-pull mechanisms, controllers and other components to achieve automated operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0019] Figure 1 This is a schematic diagram of a lifting tool used for PCBA in the utility model;

[0020] Figure 2 This is a schematic diagram of the structure decomposition of the lifting tooling of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the clamping head of the utility model.

[0022] In the figure: 100-lifting tool, 200-PBCA, 201-fixed column, 1-clamping fixed plate, 11-first through hole, 12-first through slot, 2-clamping movable plate, 21-second through hole, 22-second through slot, 3-clamping head, 31-left clamping plate, 32-right clamping plate, 33-reset spring, 34-extrusion groove, 35-clamping groove, 4-tapered pressure rod, 5-guide positioning pin, 6-lifting rod, 7-anti-slip plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in combination with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, in the present invention, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" 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, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0028] See also Figure 1-Figure 3 As shown, the utility model provides a lifting fixture for PCBA, which is used to move PCBA200, and the PCBA200 is provided with a plurality of fixed columns 201. The lifting fixture 100 includes a clamping plate 1 and a clamping movable plate 2, and the clamping movable plate 2 is located above the clamping plate 1, and a guide positioning pin 5 is provided between the clamping plate 1 and the clamping movable plate 2. A first through hole 11 is provided on the clamping plate 1 at a position corresponding to the fixed column 201, and a clamping head 3 is provided at the first through hole 11, and a clamping movable plate 2 is provided at a position corresponding to the first through hole 11. There is a second through hole 21, and a conical pressure rod 4 is arranged at the second through hole 21. The clamping head 3 includes a left clamping piece 31, a right clamping piece 32 and a return spring 33. The middle part of the left clamping piece 31 and the middle part of the right clamping piece 32 are hinged, and the two ends of the return spring 33 are respectively connected to the left clamping piece 31 and the right clamping piece 32. The top of the left clamping piece 31 and the right clamping piece 32 are provided with an extrusion groove 34 corresponding to the position of the conical pressure rod 4, and the bottom of the left clamping piece 31 and the right clamping piece 32 are provided with a clamping groove 35 corresponding to the position of the fixed column 201. Preferably, an upper limit block and a lower limit block are arranged on the left clamping piece 31 to limit the conical pressure rod 4 and the fixed column 201. An anti-slip pad is arranged at the clamping groove 35 to increase the friction between the clamping head 3 and the fixed column 201.

[0029] Specifically, the clamping plate 1 can be held by hand, and the clamping movable plate 2 is placed above the clamping plate 1 and corresponds to the position of the guide positioning pin 5, so that the tapered pressure rod 4 can correspond to the top of the clamping head 3. The clamping plate 1 is held by hand to the PCBA 200, the clamping head 3 is aligned with the fixed column 201, and the fixed column 201 is inserted into the clamping groove 35 below the clamping head 3, and the clamping movable plate 2 is pressed downward at this time, and the tapered pressure rod 4 enters the extrusion groove 34 and moves downward to squeeze the top of the left clamping piece 31 and the right clamping piece 32. At this time, the bottom of the left clamping piece 31 and the right clamping piece 32 will shrink, and then clamp the fixed column 201, keep the distance between the clamping plate 1 and the clamping movable plate 2 unchanged, and move the clamping plate 1 to drive the PCBA 200 to move.

[0030] As an implementation manner, the number of the first through holes 11 is 4-12, and the number of the fixing columns 201 and the clamping heads 3 corresponds to the number of the first through holes 11. Multiple force points can improve the stability of the moving process.

[0031] As an implementation mode, the conical pressure rod 4 is connected to the clamping movable plate 2 by screws, so as to facilitate subsequent maintenance and replacement.

[0032] As an embodiment, a lifting rod 6 is provided on the top of the clamping plate 1, and an opening is provided on the clamping movable plate 2 corresponding to the lifting rod 6, for manually lifting the clamping plate 1. Preferably, there are two lifting rods 6, which are located on opposite sides of the clamping plate 1.

[0033] As an embodiment, the lifting tool 100 also includes an anti-slip plate 7, which includes a horizontal plate and a vertical plate fixed to the bottom of the horizontal plate, the horizontal plate is located above the clamping movable plate 2, and the vertical plate passes through the clamping movable plate 2 and is detachably connected to the clamping fixed plate 1 (fixed with screws, etc.) to prevent the clamping fixed plate 1 from detaching from the clamping movable plate 2, so that the two are in a sliding connection relationship, which is convenient for taking and moving.

[0034] As an embodiment, the left and right sides of the clamping fixed plate 1 are both provided with a first through groove 12, and the position of the clamping movable plate 2 corresponding to the first through groove 12 is provided with a second through groove 22, which serves as a grip point for human hands to facilitate fixing the clamping fixed plate 1 and the clamping movable plate 2.

[0035] As an implementation mode, the lifting tool 100 can be provided with a locking device. When the clamping head 3 clamps the fixing column 201, the locking device fixes the clamping fixed plate 1 and the clamping movable plate 2 so that the two cannot move relative to each other. In this way, there is no need to manually hold the clamping fixed plate 1 and the clamping movable plate 2. The locking device can be a simple device such as a spring or a bolt. It should be further explained that the use of other components to achieve the above-mentioned effects should all fall within the inventive concept of the utility model and should fall within the protection scope of the utility model.

[0036] As an embodiment, the hoisting fixture 100 further includes a moving mechanism and a push-pull mechanism, the output end of the moving mechanism is connected to the clamping plate 1, the push-pull mechanism is arranged on the clamping plate 1, and the output end of the push-pull mechanism is connected to the clamping movable plate 2. The hoisting fixture 100 further includes a controller and a positioning mechanism, the positioning mechanism is used to position the fixed column 201 and the clamping head 3, and the controller is connected to the positioning mechanism, the moving mechanism and the push-pull mechanism. The controller controls the operation of the entire device, the moving mechanism moves the clamping plate 1 to a specified position so that the fixed column 201 and the clamping head 3 are aligned, and then the push-pull mechanism pulls the clamping movable plate 2 so that the clamping head 3 clamps the fixed column 201, and then the moving mechanism moves the clamping plate 1 to the next processing location to achieve automated processing. The moving mechanism is a screw assembly or a cylinder, and the push-pull mechanism is a cylinder assembly, or other simple structures.

[0037] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and the implementation scheme. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A lifting tool for PCBA, used for moving PCBA (200), wherein the PCBA (200) is provided with a plurality of fixing columns (201), characterized in that: The lifting tool (100) comprises a clamping plate (1) and a clamping movable plate (2), wherein the clamping movable plate (2) is located above the clamping plate (1), and a guide positioning pin (5) is provided between the clamping plate (1) and the clamping movable plate (2), a first through hole (11) is provided on the clamping plate (1) at a position corresponding to the fixing column (201), a clamping head (3) is provided at the first through hole (11), a second through hole (21) is provided on the clamping movable plate (2) at a position corresponding to the first through hole (11), a conical pressure rod (4) is provided at the second through hole (21), and the clamping The holding head (3) comprises a left clamping piece (31), a right clamping piece (32) and a return spring (33); the middle part of the left clamping piece (31) and the middle part of the right clamping piece (32) are hinged; the two ends of the return spring (33) are respectively connected to the left clamping piece (31) and the right clamping piece (32); the top of the left clamping piece (31) and the right clamping piece (32) are provided with an extrusion groove (34) corresponding to the position of the conical pressure rod (4); the bottom of the left clamping piece (31) and the right clamping piece (32) are provided with a clamping groove (35) corresponding to the position of the fixing column (201).

2. The lifting tool for PCBA according to claim 1, characterized in that: The number of the first through holes (11) is 4-12.

3. The lifting tool for PCBA according to claim 1, characterized in that: The conical pressure rod (4) is connected to the clamping movable plate (2) via screws.

4. The lifting tool for PCBA according to claim 1, characterized in that: A lifting rod (6) is provided on the top of the clamping fixed plate (1), and an opening is provided on the clamping movable plate (2) at a position corresponding to the lifting rod (6).

5. The lifting tool for PCBA according to claim 1, characterized in that: The lifting tool (100) also includes an anti-slip plate (7), which includes a horizontal plate and a vertical plate fixed to the bottom of the horizontal plate, the horizontal plate is located above the clamping movable plate (2), and the vertical plate passes through the clamping movable plate (2) and is detachably connected to the clamping fixed plate (1).

6. The lifting tool for PCBA according to claim 1, characterized in that: The left and right sides of the clamping fixed plate (1) are both provided with first through slots (12), and the clamping movable plate (2) is provided with second through slots (22) at positions corresponding to the first through slots (12).

7. The lifting tool for PCBA according to claim 1, characterized in that: The lifting tool (100) further comprises a moving mechanism and a push-pull mechanism, wherein the output end of the moving mechanism is connected to the clamping fixed plate (1), the push-pull mechanism is arranged on the clamping fixed plate (1), and the output end of the push-pull mechanism is connected to the clamping movable plate (2).

8. The lifting tool for PCBA according to claim 7, characterized in that: The lifting tool (100) further comprises a controller and a positioning mechanism, wherein the positioning mechanism is used to position the fixing column (201) and the clamping head (3), and the controller is connected to the positioning mechanism, the moving mechanism and the push-pull mechanism.

9. The lifting tool for PCBA according to claim 7, characterized in that: The moving mechanism is a screw assembly, and the push-pull mechanism is a cylinder assembly.

10. The lifting tool for PCBA according to claim 1, characterized in that: An upper limit block and a lower limit block are provided on the left clamping piece (31), and an anti-slip pad is provided at the clamping groove (35).

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