CN217965196U

CN217965196U - Welding platform

Info

Publication number: CN217965196U
Application number: CN202221435682.5U
Authority: CN
Inventors: 李昇平; 刘杭
Original assignee: Shantou University
Current assignee: Shantou University
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-06
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a welding platform, include: the clamping mechanism comprises a first movable device and a clamp, the clamp is connected to the first movable device, the first movable device can drive the clamp to move in a three-dimensional manner, and a clamping space is arranged in the clamp; positioning mechanism, it includes first rotary device, and a support, second head and locating component, the support is located first head's side, leg joint is on first rotary device, first rotary device can drive the support rotation, the second head is connected in the support, locating component connects on the second head, the second head can drive the three-dimensional activity of locating component, form the location space in the locating component, the top side of support is provided with dodges the opening, the location space is located dodges the opening below, the top side of support is provided with compresses tightly the subassembly, compress tightly and form in the subassembly and compress tightly the space, the utility model discloses stabilize centre gripping and welding to article, can realize the precision finishing to electrical components, improve production quality stability.

Description

Welding platform

Technical Field

The utility model relates to a welding machine especially relates to a welding platform.

Background

When a precision instrument is produced, the requirement on the stability of processing operation is extremely high, for example, for a resonant MEMS gyroscope chip exposed in an atmospheric environment, a PCB needs to be connected to the input and output ports of the resonant MEMS gyroscope chip through a fine probe with a micron-sized diameter, so as to realize the driving and detecting operations of the resonant MEMS gyroscope chip. Because the probe structure is extremely fine, if directly handheld alignment resonant mode MEMS gyro chip interface and weld on PCB, it is very high to handheld stability, is difficult to guarantee stable processingquality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding platform to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The utility model provides a solution of its technical problem is:

a welding platform, comprising: the clamping mechanism comprises a first movable device and a clamp, the clamp is connected to the first movable device, the first movable device can drive the clamp to move in a three-dimensional mode, and a clamping space is formed in the clamp; positioning mechanism, it includes first rotary device, support, second head and locating component, the support is located first head's side, leg joint in on the first rotary device, first rotary device can drive the rotation axis that extends from top to bottom is rotated along the support, second head connect in the support, locating component connect in on the second head, second head can drive locating component three-dimensional activity, form the location space in the locating component, the top side of support is provided with dodges the opening, the location space is located dodge the opening below, the top side of support is provided with compresses tightly the subassembly, it compresses tightly the space to form in the compressing tightly the subassembly.

The technical scheme at least has the following beneficial effects: the chip is arranged in the positioning assembly, the printed circuit board is arranged in the pressing assembly, the avoiding opening on the support can enable the chip to be right opposite to the lower side of the printed circuit board, the positioning assembly can be adjusted in a front-back, left-right and up-down three-dimensional moving mode through the second moving device, the position of the chip in the positioning assembly is adjusted, the chip and the printed circuit board are enabled to correspond to each other, probes required to be welded can be arranged in the clamping space of the clamp, the clamp can be adjusted in a front-back, left-right and up-down three-dimensional moving mode through the first moving device, the position of the probes in the clamp can be adjusted, the probes can be stably clamped and positioned to the positions required to be welded on the printed circuit board through the clamp, the support can be adjusted in a rotating mode through the first rotating device, the printed circuit board is rotated, the welding positions of the probes on the printed circuit board are adjusted, articles can be stably clamped and welded, precision machining of electric appliance components can be achieved, and production quality stability is improved.

As a further improvement of the above technical solution, a second indexing plate is connected between the second movable device and the positioning assembly, and a rotation axis of the second indexing plate extends in the vertical direction. Through the second dividing disc, the placing position of the chip in the positioning assembly can be adjusted, the chip and the printed circuit board can rotate relatively, the relative position of the chip and the printed circuit board can be adjusted more flexibly, and mutual alignment is realized.

As a further improvement of the above technical solution, the positioning assembly includes a fixed block and a sliding block, the fixed block is connected to the top side of the second dial, the sliding block is slidably connected to the top side of the second dial, the second dial can slide in a direction approaching or departing from the fixed block, a locking bolt is connected between the sliding block and the second dial, and the fixed block and the sliding block form the positioning space therebetween. When the chip is packed into, the locking bolt is loosened from the sliding block, so that the sliding block can move in the direction away from the fixed block, the positioning space is enlarged, after the chip packed into the external equipment enters the positioning space, the sliding block is close to the fixed block, the chip is pressed by the sliding block and the fixed block, the chip can be clamped and fixed, and then the locking bolt is locked, so that the sliding block is kept fixed relative to the fixed block.

As a further improvement of the above technical solution, the second moving device includes a first translation screw rod, a second translation screw rod and a first lifting screw rod, the first translation screw rod has a first translation end capable of moving back and forth, the second translation screw rod is connected to the first translation end, the second translation screw rod has a second translation end capable of moving left and right, the first lifting screw rod is connected to the second translation end, the first lifting screw rod has a first lifting end capable of moving up and down, and the second index plate is connected to the first lifting end. The first translation screw rod can provide the freedom of movement in the front-back direction, the second translation screw rod can provide the freedom of movement in the left-right direction, and the first lifting end can provide the freedom of movement in the up-down direction.

As a further improvement of the above technical solution, the pressing assembly includes a plurality of pressing blocks, the pressing blocks are detachably connected to the bracket, a pressing groove is formed between one side of the pressing block facing the avoidance opening and the top side of the bracket, and the pressing space is formed between the plurality of pressing grooves. Before the printed circuit board is installed, the pressing block is detached from the support, the printed circuit board is placed on the top side of the support, the pressing block is installed on the support again, and the pressing groove formed between the pressing block and the support can limit the horizontal and vertical movement of the printed circuit board, so that the printed circuit board is installed and fixed.

As a further improvement of the above technical solution, the first moving device includes a third translation screw rod, a fourth translation screw rod and a second lifting screw rod, the third translation screw rod has a third translation end capable of moving back and forth, the fourth translation screw rod is connected to the third translation end, the fourth translation screw rod has a fourth translation end capable of moving left and right, the second lifting screw rod is connected to the fourth translation end, the second lifting screw rod has a second lifting end capable of moving up and down, and the clamp is connected to the second lifting end. Similarly, the third translation screw rod can provide the freedom of movement in the front-back direction, the fourth translation screw rod can provide the freedom of movement in the left-right direction, and the second lifting end can provide the freedom of movement in the up-down direction.

As a further improvement of the above technical solution, the first rotating device is a first index plate. The second indexing plate provides rotational freedom to the entire carriage to adjust the relative position between the probe and the printed circuit board.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a schematic view of the overall structure of the present invention.

In the drawings: 110-a first movable device, 120-a clamp, 210-a first rotating device, 220-a bracket, 221-an avoidance opening, 230-a second movable device, 240-a positioning assembly, 250-a second indexing plate, 300-a pressing block, 310-a pressing groove.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, a welding platform includes a clamping mechanism and a positioning mechanism, the clamping mechanism is mainly used for clamping a probe to be welded, and the positioning mechanism is used for installing and positioning a printed circuit board to be welded, and correspondingly placing a chip below the printed circuit board, so that the probe welded on the printed circuit board can correspond to a corresponding position on the chip by taking the chip as a reference, thereby facilitating subsequent processing operations.

Wherein: the clamping mechanism comprises a first movable device 110 and a clamp 120, the clamp 120 is connected to the first movable device 110, the first movable device 110 can drive the clamp 120 to move in three dimensions, and a clamping space is arranged in the clamp 120;

the positioning mechanism comprises a first rotating device 210, a support 220, a second moving device 230 and a positioning assembly 240, the support 220 is located beside the first moving device 110, the support 220 is connected to the first rotating device 210, the first rotating device 210 can drive the support 220 to rotate along a rotation axis extending up and down, the second moving device 230 is connected in the support 220, the positioning assembly 240 is connected to the second moving device 230, the second moving device 230 can drive the positioning assembly 240 to move in a three-dimensional manner, a positioning space is formed in the positioning assembly 240, an avoiding opening 221 is formed in the top side of the support 220, the positioning space is located below the avoiding opening 221, a pressing assembly is arranged on the top side of the support 220, and a pressing space is formed in the pressing assembly.

It can be known from the above that, a chip is loaded in the positioning module 240, a printed circuit board is loaded in the compressing module, the avoidance opening 221 on the support 220 can make the chip face the lower side of the printed circuit board, the positioning module 240 can be adjusted in a three-dimensional movement in the front-back, left-right, and up-down directions through the second moving device 230, so as to adjust the position of the chip in the positioning module 240, so that the chip and the printed circuit board are in correspondence, a probe to be welded can be loaded in the clamping space of the clamp 120, the clamp 120 can be adjusted in a three-dimensional movement in the front-back, left-right, and up-down directions through the first moving device 110, so as to adjust the position of the probe in the clamp 120, the probe can be stably clamped and positioned to the position to be welded on the printed circuit board by using the clamp 120, the support 220 can also be adjusted in a rotation manner through the first rotating device 210, so as to rotate the printed circuit board, so as to adjust the welding position of the probe corresponding to the printed circuit board, so as to stably clamp and weld the article, thereby realizing the precision processing of the electric appliance components and improving the stability of the production quality.

When the positioning mechanism is installed, the first movable device 110 can be installed on the installation base, the height of the clamp 120 is raised by the installation base, so as to be better adapted to the installation position of the printed circuit board, and the first rotating device 210 can also be installed on the installation plate, so that the whole positioning mechanism can be conveniently installed and fixed on the structural surface of the peripheral equipment by the installation plate.

The bracket 220 may be a U-shaped casting, the U-shaped opening of the bracket 220 faces upward, the second movable device 230 is located inside the U-shaped opening, and the U-shaped top end of the bracket 220 is bent toward the center position to facilitate installation and fixation of the pressing assembly, and the above-mentioned avoiding opening 221 is formed between the bent two ends.

In practical applications, the clamp 120 mainly has two jaws that rotate relative to each other to form a clamping space, and the two jaws can be opened and closed, so as to adjust the size of the clamping space, and then the jaws are locked by bolts to restrict the relative rotation of the jaws, so as to clamp and fix the probe between the two jaws.

In order to facilitate the chip and the pcb corresponding to each other, in this embodiment, a second index plate 250 is connected between the second movable device 230 and the positioning assembly 240, the chip placement position in the positioning assembly 240 can be adjusted through the second index plate 250, the rotation axis of the second index plate 250 extends in the up-and-down direction, the chip and the pcb can rotate relative to each other, and the relative position between the chip and the pcb can be adjusted more flexibly to achieve mutual alignment.

In practical applications, the second indexing plate 250 can be rotated manually, or can be installed in a driving motor to form an automatic rotation of the indexing plate with numerical control, which can be selected according to the use requirement.

The positioning assembly 240 is mainly used for relatively fixing the chip on the second scale plate 250, and has various structural forms, for example, the chip is tightly pressed and fixed on the second scale plate 250 by using a pressing block, and in the present embodiment, the positioning assembly 240 includes a fixing block and a sliding block, the fixing block is connected to the top side of the second scale plate 250, the sliding block is slidably connected to the top side of the second scale plate 250, the second scale plate 250 can slide in a direction close to or away from the fixing block, when the chip is loaded, the locking bolt is released from the sliding block, so that the sliding block can move in a direction away from the fixing block, the positioning space is expanded, after the chip loaded into the external device enters the positioning space, the sliding block is close to the fixing block, the chip is pressed and fixed by using the sliding block and the fixing block, the locking bolt is connected between the sliding block and the second scale plate 250, the sliding block can be provided with a waist-shaped slot, the second scale plate 250 is provided with a screw hole, the locking bolt is connected to the screw hole after passing through the waist-shaped slot, the locking bolt is locked, so that the sliding block is tightly pressed and fixed on the second scale plate 250, and the positioning space formed between the sliding block and the sliding block.

In an embodiment of the second movable device 230, the second movable device 230 includes a first translation screw rod, a second translation screw rod and a first lifting screw rod, the first translation screw rod has a first translation end capable of moving back and forth, the second translation screw rod has a second translation end capable of moving left and right, the first lifting screw rod has a first lifting end capable of moving up and down, in practical applications, the first translation screw rod, the second translation screw rod and the first lifting screw rod all have rotatable screw rods therein for adjusting the first translation end, the second translation end and the first lifting end to move along a straight line direction, the second translation screw rod is connected to the first translation end, the first lifting screw rod is connected to the second translation end, and the second dial 250 is connected to the first lifting end. The screw rod can be manually rotated and also can be driven by a driving motor, so that automatic control is realized, and the screw rod can be selected according to use requirements.

Specifically, the first translation screw rod can provide the freedom of movement in the front-back direction, the second translation screw rod can provide the freedom of movement in the left-right direction, and the first lifting end can provide the freedom of movement in the up-down direction, so that the adjustment of the front-back direction, the left-right direction and the up-down direction of the probe in the clamp 120 can be realized through the adjustment of the first translation screw rod, the second translation screw rod and the first lifting screw rod, and the probe is close to the position to be welded on the printed circuit board.

The pressing assembly is mainly used for pressing and fixing the printed circuit board on the bracket 220, and has various structural forms, for example, the printed circuit board is directly pressed and fixed through a detachable pressing block, and in order to improve the pressing effect, the limit can be realized for the side edge of the printed circuit board, in this embodiment, the pressing assembly includes a plurality of pressing blocks 300, the pressing blocks 300 are detachably connected on the bracket 220, a pressing groove 310 is formed between one side of the pressing block 300 facing the avoiding opening 221 and the top side of the bracket 220, a pressing space is formed between the plurality of pressing grooves 310, the pressing block 300 includes a vertical section detachably connected to the top side of the bracket 220, a horizontal section extending along the horizontal direction from the top side of the vertical section, the horizontal section, the vertical section and the top side of the bracket 220 are enclosed to form the pressing groove 310, the whole is of an L-shaped structure, in use, at least one pressing block 300 is arranged on two sides of the avoiding opening 221 on the bracket 220, and the plurality of pressing grooves 310 facing the avoiding opening 221 form the pressing space, for example, two pressing blocks 300 are arranged on two sides of the avoiding opening 221, and can respectively limit the four corner positions of the printed circuit board, so that the printed circuit board can be positioned more stably.

The compressing channel extending in the up-down direction can be arranged on the compressing block 300, a locking screw hole is arranged on the support 220 corresponding to the compressing channel, and at least one compressing bolt penetrates through the compressing channel and then is connected into the locking screw hole, so that the compressing block 300 is locked and fixed on the support 220, and the compressing block 300 can be detachably connected onto the support 220.

Specifically, before the pcb is mounted, the pressing block 300 is detached from the bracket 220, the pcb is placed on the top side of the bracket 220, the pressing block 300 is mounted on the bracket 220 again, and the pressing groove 310 formed between the pressing block 300 and the bracket 220 can limit the horizontal and vertical movement of the pcb, thereby fixing the pcb.

As a specific example of the first movable device 110, the first movable device 110 includes a third translation screw rod, a fourth translation screw rod and a second lifting screw rod, the third translation screw rod has a third translation end capable of moving back and forth, the fourth translation screw rod has a fourth translation end capable of moving left and right, the second lifting screw rod has a second lifting end capable of moving up and down, in practical applications, the third translation screw rod, the fourth translation screw rod and the second lifting screw rod all have rotatable screw rods therein for adjusting the third translation end, the fourth translation end and the second lifting end to move along a linear direction, the fourth translation screw rod is connected to the third translation end, the second lifting screw rod is connected to the fourth translation end, and the clamp 120 is connected to the second lifting end. Similarly, the screw rod can be manually rotated and also can be driven by a driving motor, so that automatic control is realized, and the screw rod can be selected according to use requirements.

Specifically, the third translation screw rod can provide a freedom of movement in the front-back direction, the fourth translation screw rod can provide a freedom of movement in the left-right direction, and the second lifting end can provide a freedom of movement in the up-down direction, so that the adjustment of the probes in the fixture 120 in the front-back, left-right, and up-down directions can be realized by adjusting the third translation screw rod, the fourth translation screw rod, and the second lifting screw rod, so that the positions of the chip and the printed circuit board correspond to each other.

In some embodiments, the first rotating device 210 is a first indexing disk. The first index plate 250 may provide rotational freedom to the entire carriage 220 to adjust the relative position between the probe and the printed circuit board. First graduated disk can rotate the regulation to it for the manual work is direct, and is same, also can drive its pivoted regulation for the motor, such as numerical control graduated disk, can adjust automatically, and it is more convenient to use, in practical application, can select according to the in-service use needs.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited thereto, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A welding platform, its characterized in that: the method comprises the following steps:

the clamping mechanism comprises a first movable device (110) and a clamp (120), the clamp (120) is connected to the first movable device (110), the first movable device (110) can drive the clamp (120) to move in a three-dimensional manner, and a clamping space is arranged in the clamp (120);

the positioning mechanism comprises a first rotating device (210), a support (220), a second moving device (230) and a positioning assembly (240), wherein the support (220) is located beside the first moving device (110), the support (220) is connected to the first rotating device (210), the first rotating device (210) can drive the support (220) to rotate along a rotation axis extending up and down, the second moving device (230) is connected to the inside of the support (220), the positioning assembly (240) is connected to the second moving device (230), the second moving device (230) can drive the positioning assembly (240) to move in a three-dimensional manner, a positioning space is formed in the positioning assembly (240), the top side of the support (220) is provided with an avoiding opening (221), the positioning space is located below the avoiding opening (221), the top side of the support (220) is provided with a compressing assembly, and a compressing space is formed in the compressing assembly.

2. A welding platform according to claim 1, wherein: a second dividing plate (250) is connected between the second movable device (230) and the positioning assembly (240), and the rotating axis of the second dividing plate (250) extends along the vertical direction.

3. A welding platform according to claim 2, wherein: the positioning assembly (240) comprises a fixed block and a sliding block, the fixed block is connected to the top side of the second dial (250), the sliding block is connected to the top side of the second dial (250) in a sliding mode, the second dial (250) can slide in the direction close to or far away from the fixed block, a locking bolt is connected between the sliding block and the second dial (250), and the positioning space is formed between the fixed block and the sliding block.

4. A welding platform as defined in claim 2, wherein: the second moving device (230) comprises a first translation screw rod, a second translation screw rod and a first lifting screw rod, the first translation screw rod is provided with a first translation end capable of moving back and forth, the second translation screw rod is connected to the first translation end, the second translation screw rod is provided with a second translation end capable of moving left and right, the first lifting screw rod is connected to the second translation end, the first lifting screw rod is provided with a first lifting end capable of moving up and down, and the second index plate (250) is connected to the first lifting end.

5. A welding platform according to claim 1, wherein: the pressing assembly comprises a plurality of pressing blocks (300), the pressing blocks (300) are detachably connected to the support (220), a pressing groove (310) is formed between one side, facing the avoidance opening (221), of each pressing block (300) and the top side of the support (220), and a pressing space is formed between the plurality of pressing grooves (310).

6. A welding platform according to claim 1, wherein: the first moving device (110) comprises a third translation screw rod, a fourth translation screw rod and a second lifting screw rod, the third translation screw rod is provided with a third translation end capable of moving back and forth, the fourth translation screw rod is connected to the third translation end, the fourth translation screw rod is provided with a fourth translation end capable of moving left and right, the second lifting screw rod is connected to the fourth translation end, the second lifting screw rod is provided with a second lifting end capable of moving up and down, and the clamp (120) is connected to the second lifting end.

7. A welding platform according to claim 1, wherein: the first rotating device (210) is a first indexing disk.