Mobile platform device for chip mounter

Abstract

The invention relates to the technical field of chip mounters, and discloses a mobile platform device for a chip mounter, which solves the problem that the mounting position of an element is inconvenient to accurately position at present, and comprises a base, a substrate is arranged above the base, an adjusting mechanism is arranged between the substrate and the base, and a fixing mechanism is arranged on the adjusting mechanism. The adjusting mechanism comprises a mounting plate fixed to the top of the base, two L-shaped round rods are symmetrically and fixedly connected between the mounting plate and the base, a mounting frame is movably connected between the two L-shaped round rods in a sleeving mode, a sliding rod is fixedly connected into the mounting frame, the outer side of the sliding rod is movably connected with a sliding plate in a sleeving mode, and a containing platform is fixedly connected to the top of the sliding plate. Supporting wheels located at the top of the mounting frame are arranged on the two sides of the bottom of the containing platform correspondingly. The fixing mechanism is used for fixing the base plate to the containing platform. According to the invention, the placement platform can move back and forth conveniently, so that the substrate can move conveniently to adjust the position, and the mounting position of an element can be accurately positioned.

Description

Technical Field

[0001] The present invention belongs to the technical field of chip mounters, and particularly relates to a moving platform device for a chip mounter. Background Art

[0002] Chip mounting is a circuit assembly technology in which surface-mounted components without pins or short leads are installed on the surface of a printed circuit board or other substrates and are soldered and assembled by methods such as reflow soldering or dip soldering. During the chip mounting process, since the components are pressed onto the substrate in the z-axis direction under the action of a certain magnitude of chip mounting force and are adhered by adhesive media such as solder paste, adhesives, or soldering fluxes, the suction nozzle of the chip mounting head will press the substrate downward.

[0003] In the prior art, generally, the substrate is placed on a platform for fixation, and currently, the platform is generally immovable, thus making it inconvenient to accurately position the position of component mounting. Summary of the Invention

[0004] In view of the above situation, to overcome the defects of the prior art, the present invention provides a moving platform device for a chip mounter, effectively solving the problem that it is currently inconvenient to accurately position the position of component mounting.

[0005] To achieve the above object, the present invention provides the following technical solution: A moving platform device for a chip mounter, including a base, a substrate is provided above the base, an adjusting mechanism is provided between the substrate and the base, and a fixing mechanism is provided on the adjusting mechanism; The adjusting mechanism includes a mounting plate fixed to the top of the base. Two L-shaped round rods are symmetrically and fixedly connected between the mounting plate and the base. An installation frame is movably sleeved between the two L-shaped round rods. A slide rod is fixedly connected inside the installation frame. A slide plate is movably sleeved on the outer side of the slide rod. A placement platform is fixedly connected to the top of the slide plate. Support wheels located at the top of the installation frame are provided on both sides of the bottom of the placement platform. The fixing mechanism is used to fix the substrate on the placement platform. A limiting mechanism is provided at the bottom of the installation frame, and the limiting mechanism is used to limit the position of the slide plate.

[0006] Preferably, a motor two is fixedly installed inside the installation frame. A transmission shaft is fixedly connected to the motor two. One end of the transmission shaft away from the motor two is rotatably connected to the installation frame. An external gear located below the slide plate is fixedly installed on the outer side of the transmission shaft. A bottom tooth plate is fixedly connected to the bottom of the slide plate, and the bottom tooth plate is meshed with the external gear.

[0007] Preferably, a driven shaft located between the mounting frame and the mounting plate is rotatably connected to the top of the base. The top end of the driven shaft is fixedly connected to a rotating plate. The top of the rotating plate is rotatably connected to a movable rod. One end of the movable rod away from the rotating plate is rotatably connected to the top of the mounting frame. A first motor is fixedly installed on one side of the mounting plate close to the driven shaft. A driving shaft is fixedly connected to the first motor. One end of the driving shaft away from the first motor is fixedly connected to a driving bevel gear. A driven bevel gear is fixedly installed on the outer side of the driven shaft. The driven bevel gear is meshed with the driving bevel gear.

[0008] Preferably, a side plate is fixedly connected to one side of the mounting plate close to the driven shaft. The driven shaft penetrates through the side plate. A vertical plate is fixedly connected between the side plate and the base. The driving shaft penetrates through the vertical plate and is rotatably connected to the vertical plate. A support column is fixedly connected to the bottom of the rotating plate. A support ball located on the top of the side plate is provided at the bottom end of the support column.

[0009] Preferably, the limiting mechanism includes a U-shaped round rod fixed to the bottom of the mounting frame. Two cross plates are symmetrically and fixedly connected to the outer side of the U-shaped round rod. A limiting seat is fixedly connected between the two cross plates. An arc-shaped groove is provided in the middle of the limiting seat. An internal gear is fixedly installed in the arc-shaped groove. Two top tooth plates are symmetrically and fixedly connected to the top of the limiting seat.

[0010] Preferably, a sleeve block is fixedly sleeved in the middle of the outer side of the U-shaped round rod. A third cylinder is fixedly installed between the top of the sleeve block and the bottom of the limiting seat.

[0011] Preferably, the fixing mechanism includes a top groove opened on the placing platform. A guiding column is fixedly connected in the top groove. Two guiding plates are symmetrically and movably sleeved on the outer side of the guiding column. The substrate is located between the two guiding plates. A support frame is fixedly connected to one side of each of the two guiding plates close to each other. A plurality of support rollers are rotatably connected in each of the two support frames. The substrate abuts against the corresponding support rollers.

[0012] Preferably, a limiting rod is fixedly connected to the outer side of the placing platform. A support plate is fixedly sleeved in the middle of the outer side of the limiting rod. The substrate is located on the top of the support plate. Two fixing seats are symmetrically and fixedly sleeved on the outer side of the limiting rod. A third motor is fixedly installed on one of the fixing seats. A bidirectional lead screw is fixedly connected to the third motor. One end of the bidirectional lead screw away from the third motor is rotatably connected to the other fixing seat. A first clamping plate and a second clamping plate are symmetrically and threadedly sleeved on the outer side of the limiting rod. The substrate is located between the first clamping plate and the second clamping plate. Both the first clamping plate and the second clamping plate are movably sleeved on the outer side of the limiting rod.

[0013] Preferably, a fixed rod is fixedly connected to the second clamping plate. Two movable plates are symmetrically and movably sleeved on the outer side of the fixed rod. Side rods are fixedly connected to the outer sides of the two movable plates. The two guide plates are respectively movably sleeved on the outer sides of the two side rods. A side groove is provided on the second clamping plate. A lifting plate is slidably connected in the side groove. A cylinder I is fixedly installed between the top of the lifting plate and the second clamping plate. Two driving rods are symmetrically and rotatably connected to the outer side of the lifting plate. The ends of the two driving rods far away from the lifting plate are respectively rotatably connected to the tops of the two movable plates.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. In the present invention, through the cooperation among the second motor, the transmission shaft, the external gear, the bottom tooth plate, the sliding plate and the sliding rod, it is convenient for the placement platform to move left and right. And through the cooperation among the first motor, the driving shaft, the driving bevel gear, the driven bevel gear, the driven shaft, the rotating plate, the movable rod, the installation frame and the L-shaped round rod, it is convenient for the placement platform to move back and forth. Thus, it is convenient for the substrate to move for position adjustment, and the position of component mounting can be accurately positioned. 2. In this invention, through the cooperation among the cylinder III, the limit seat, the cross plate and the U-shaped round rod, it is convenient for the internal gear to mesh with the external gear to limit the transmission shaft. At the same time, it can make both top tooth plates mesh with the bottom tooth plate to limit the sliding plate. Thus, it is convenient to fix the placement platform after it stops moving left and right. 3. In this invention, through the cooperation between the support roller and the support plate, it is convenient to place the substrate. And through the cooperation among the third motor, the bidirectional lead screw and the limit rod, it is convenient for the first clamping plate and the second clamping plate to approach each other to clamp the substrate left and right. Through the cooperation among the cylinder I, the lifting plate, the side groove, the driving rod, the movable plate, the fixed rod, the side rod, the guide plate and the guide post, it is convenient for the two guide plates to approach each other to clamp the substrate front and back. Thus, it is convenient to firmly fix the substrate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings are used to provide further understanding of the present invention, and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention, and do not constitute a limitation to the present invention.

[0016] In the drawings: Figure 1 is a schematic structural diagram of the mobile platform device for a chip mounter of the present invention; Figure 2 is a schematic structural diagram of the adjusting mechanism of the present invention; Figure 3 is a schematic structural diagram of the side plate of the present invention; Figure 4 is a schematic cross-sectional structural diagram of the installation frame of the present invention; Figure 5 is a schematic structural diagram of the limiting mechanism of the present invention; Figure 6 is a schematic structural diagram of the fixing mechanism of the present invention; Figure 7 This is a schematic structural diagram of the second clamping plate of the present invention.

[0017] In the figure: 1, base; 2, adjusting mechanism; 201, mounting plate; 202, L-shaped round rod; 203, mounting frame; 204, support wheel; 205, placement platform; 206, movable rod; 207, rotating plate; 208, side plate; 209, motor 1; 2010, drive shaft; 2011, vertical plate; 2012, driving bevel gear; 2013, driven bevel gear; 2014, support ball; 2015, support column; 2016, driven shaft; 2017, motor 2; 2018, transmission shaft; 2019, slide bar; 2020, slide plate; 2021, external gear; 2022, bottom tooth plate; 3, fixing mechanism; 301, top groove; 302, clamping plate 1; 303, motor 3; 304, limiting rod; 305, guide plate; 306, guide post; 307, movable plate; 308, bidirectional lead screw; 309, fixing seat; 3010, clamping plate 2; 3011, side rod; 3012, support frame; 3013, support roller; 3014, support plate; 3015, cylinder 1; 3016, side groove; 3017, drive rod; 3018, lifting plate; 3019, fixing rod; 4, limiting mechanism; 401, U-shaped round rod; 402, sleeve block; 403, cylinder 3; 404, cross plate; 405, top tooth plate; 406, internal gear; 407, limiting seat; 5, base plate. Specific embodiments

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] Embodiment 1, given by Figures 1-7 The present invention relates to a moving platform device for a chip mounter, including a base 1, a base plate 5 is provided above the base 1, an adjusting mechanism 2 is provided between the base plate 5 and the base 1, and a fixing mechanism 3 is provided on the adjusting mechanism 2.

[0020] Embodiment 2. On the basis of Embodiment 1, the adjusting mechanism 2 includes a mounting plate 201 fixed to the top of the base 1. Two L-shaped round rods 202 are symmetrically and fixedly connected between the mounting plate 201 and the base 1. An installation frame 203 is movably sleeved between the two L-shaped round rods 202. A slide bar 2019 is fixedly connected inside the installation frame 203. A slide plate 2020 is movably sleeved on the outer side of the slide bar 2019. A placement platform 205 is fixedly connected to the top of the slide plate 2020. Support wheels 204 located at the top of the installation frame 203 are provided on both sides of the bottom of the placement platform 205. The fixing mechanism 3 is used to fix the substrate 5 on the placement platform 205. A limiting mechanism 4 is provided at the bottom of the installation frame 203. The limiting mechanism 4 is used to limit the position of the slide plate 2020. A second motor 2017 is fixedly installed inside the installation frame 203. A transmission shaft 2018 is fixedly connected to the second motor 2017. One end of the transmission shaft 2018 away from the second motor 2017 is rotatably connected to the installation frame 203. An external gear 2021 located below the slide plate 2020 is fixedly installed on the outer side of the transmission shaft 2018. A bottom tooth plate 2022 is fixedly connected to the bottom of the slide plate 2020. The bottom tooth plate 2022 is meshed with the external gear 2021. A driven shaft 2016 is rotatably connected to the top of the base 1 between the installation frame 203 and the mounting plate 201. A rotating plate 207 is fixedly connected to the top end of the driven shaft 2016. A movable rod 206 is rotatably connected to the top of the rotating plate 207. One end of the movable rod 206 away from the rotating plate 207 is rotatably connected to the top of the installation frame 203. A first motor 209 is fixedly installed on one side of the mounting plate 201 close to the driven shaft 2016. A driving shaft 2010 is fixedly connected to the first motor 209. A driving bevel gear 2012 is fixedly connected to one end of the driving shaft 2010 away from the first motor 209. A driven bevel gear 2013 is fixedly installed on the outer side of the driven shaft 2016. The driven bevel gear 2013 is meshed with the driving bevel gear 2012. A side plate 208 is fixedly connected to one side of the mounting plate 201 close to the driven shaft 2016. The driven shaft 2016 penetrates through the side plate 208. A vertical plate 2011 is fixedly connected between the side plate 208 and the base 1. The driving shaft 2010 penetrates through the vertical plate 2011 and is rotatably connected to the vertical plate 2011. By providing the vertical plate 2011 to support the driving shaft 2010, the stability of the driving shaft 2010 during rotation is ensured. A support column 2015 is fixedly connected to the bottom of the rotating plate 207. A support ball 2014 located at the top of the side plate 208 is provided at the bottom end of the support column 2015; First, start the second motor 2017, drive the transmission shaft 2018 to rotate, and drive the outer gear 2021 to rotate. Since the outer gear 2021 meshes with the bottom gear plate 2022, the slide plate 2020 is driven to slide along the slide rod 2019, realizing the left and right movement of the placement platform 205. At the same time, each support wheel 204 rolls on the top of the mounting frame 203 to ensure the stability of the placement platform 205 during movement. When the first motor 209 is started, the drive shaft 2010 is driven to rotate. Since the driving bevel gear 2012 meshes with the driven bevel gear 2013, the driven shaft 2016 is driven to rotate, and the rotating plate 207 is driven to rotate. At the same time, the support ball 2014 is driven to roll on the top of the side plate 208 to ensure the stability of the rotating plate 207 during rotation. Then, the mounting frame 203 is driven to slide along the two L-shaped round rods 202 through the movable rod 206, realizing the front and back movement of the placement platform 205. Finally, the movement of the substrate 5 is realized to adjust the position, and the position of the component mounting is accurately positioned.

[0021] Embodiment 3, on the basis of Embodiment 1, the limiting mechanism 4 includes a U-shaped round rod 401 fixed to the bottom of the mounting frame 203. Two cross plates 404 are symmetrically and fixedly connected to the outer side of the U-shaped round rod 401. A limiting seat 407 is fixedly connected between the two cross plates 404. An arc-shaped groove is provided in the middle of the limiting seat 407. An internal gear 406 is fixedly installed in the arc-shaped groove. Two top gear plates 405 are symmetrically and fixedly connected to the top of the limiting seat 407. A sleeve block 402 is fixedly sleeved in the middle of the outer side of the U-shaped round rod 401. A third cylinder 403 is fixedly installed between the top of the sleeve block 402 and the bottom of the limiting seat 407. First, start the third cylinder 403, drive the limiting seat 407 to move upward. At the same time, both cross plates 404 slide upward along the U-shaped round rod 401 to ensure the stability of the limiting seat 407 during movement, and drive the internal gear 406 and the two top gear plates 405 to rise until the internal gear 406 meshes with the outer gear 2021 to limit the transmission shaft 2018. At the same time, both top gear plates 405 mesh with the bottom gear plate 2022 to limit the slide plate 2020. Finally, the left and right movement of the placement platform 205 is fixed after it stops.

[0022] Embodiment 4. On the basis of Embodiment 1, the fixing mechanism 3 includes a top groove 301 formed in the placement platform 205. A guide post 306 is fixedly connected in the top groove 301. Two guide plates 305 are symmetrically and movably sleeved on the outer side of the guide post 306. The substrate 5 is located between the two guide plates 305. Support frames 3012 are fixedly connected to the mutually approaching sides of the two guide plates 305. A plurality of support rollers 3013 are rotatably connected in each of the two support frames 3012. The substrate 5 abuts against the corresponding support rollers 3013. A limiting rod 304 is fixedly connected to the outer side of the placement platform 205. A support plate 3014 is fixedly sleeved in the middle of the outer side of the limiting rod 304. The substrate 5 is located on the top of the support plate 3014. Two fixing seats 309 are symmetrically and fixedly sleeved on the outer side of the limiting rod 304. A third motor 303 is fixedly installed on one of the fixing seats 309. A bidirectional lead screw 308 is fixedly connected to the third motor 303. The end of the bidirectional lead screw 308 away from the third motor 303 is rotatably connected to the other fixing seat 309. A first clamping plate 302 and a second clamping plate 3010 are symmetrically and threadedly sleeved on the outer side of the limiting rod 304. The substrate 5 is located between the first clamping plate 302 and the second clamping plate 3010. The first clamping plate 302 and the second clamping plate 3010 are both movably sleeved on the outer side of the limiting rod 304. A fixing rod 3019 is fixedly connected to the second clamping plate 3010. Two movable plates 307 are symmetrically and movably sleeved on the outer side of the fixing rod 3019. Side rods 3011 are fixedly connected to the outer sides of the two movable plates 307. The two guide plates 305 are respectively movably sleeved on the outer sides of the two side rods 3011. A side groove 3016 is provided in the second clamping plate 3010. A lifting plate 3018 is slidably connected in the side groove 3016. A first cylinder 3015 is fixedly installed between the top of the lifting plate 3018 and the second clamping plate 3010. Two driving rods 3017 are symmetrically and rotatably connected to the outer side of the lifting plate 3018. The ends of the two driving rods 3017 away from the lifting plate 3018 are respectively rotatably connected to the tops of the two movable plates 307; First, place the substrate 5 on the corresponding support rollers 3013. At the same time, the substrate 5 is located on the top of the support plate 3014. Then start the third motor 303 to drive the bidirectional lead screw 308 to rotate, and drive the first clamping plate 302 and the second clamping plate 3010 to slide along the limiting rod 304, realizing the left - right clamping of the substrate 5. Then start the first cylinder 3015 to drive the lifting plate 3018 to slide upward along the side groove 3016. Drive the two movable plates 307 to slide along the fixing rod 3019 respectively through the two driving rods 3017. Then drive the two guide plates 305 to slide along the guide post 306 respectively through the two side rods 3011, realizing the front - back clamping of the substrate 5. Finally, the firm fixing of the substrate 5 is completed.

Claims

1. A mobile platform device for a chip placement machine, comprising a base (1), characterized in that: A base plate (5) is provided above the base (1), an adjustment mechanism (2) is provided between the base plate (5) and the base (1), and a fixing mechanism (3) is provided on the adjustment mechanism (2); The adjustment mechanism (2) comprises a mounting plate (201) fixed to the top of the base (1); two L-shaped round rods (202) are symmetrically fixedly connected between the mounting plate (201) and the base (1); a mounting frame (203) is movably sleeved between the two L-shaped round rods (202); a sliding rod (219) is fixedly connected inside the mounting frame (203); a slide plate (220) is movably sleeved outside the slide plate (219); a placement platform (205) is fixedly connected to the top of the slide plate (2020); support wheels (204) located at the top of the mounting frame (203) are provided on both sides of the bottom of the placement platform (205); a fixing mechanism (3) is used to fix the base plate (5) on the placement platform (205); a limiting mechanism (4) is provided at the bottom of the mounting frame (203); and the limiting mechanism (4) is used to limit the position of the slide plate (2020).

2. The mobile platform device for a chip mounter according to claim 1, characterized in that: A second motor (2017) is fixedly installed inside the installation frame (203), a transmission shaft (2018) is fixedly connected to the second motor (2017), an end of the transmission shaft (2018) away from the second motor (2017) is rotationally connected to the installation frame (203), an outer side of the transmission shaft (2018) is fixedly installed with an external gear (221) located below the slide plate (2020), the bottom of the slide plate (2020) is fixedly connected with a bottom gear plate (2022), and the bottom gear plate (2022) is meshingly connected to the external gear (2021).

3. The mobile platform device for a chip mounter according to claim 1, characterized in that: The top of the base (1) is rotatably connected to a driven shaft (2016) located between the mounting frame (203) and the mounting plate (201); the top of the driven shaft (2016) is fixedly connected to a rotating plate (207); the top of the rotating plate (207) is rotatably connected to a movable rod (206); one end of the movable rod (206) away from the rotating plate (207) is rotatably connected to the top of the mounting frame (203); a motor 1 (209) is fixedly mounted on a side of the mounting plate (201) close to the driven shaft (2016); a driving shaft (2010) is fixedly connected to the motor 1 (209); one end of the driving shaft (2010) away from the motor 1 (209) is fixedly connected to a driving bevel gear (212); a driven bevel gear (213) is fixedly mounted on the outer side of the driven shaft (2016); and the driven bevel gear (2013) is meshingly connected to the driving bevel gear (2012).

4. The mobile platform device for a chip mounter according to claim 1, characterized in that: The side of the mounting plate (201) close to the driven shaft (2016) is fixedly connected to a side plate (208), the driven shaft (2016) passes through the side plate (208), a vertical plate (2011) is fixedly connected between the side plate (208) and the base (1), the driving shaft (2010) passes through the vertical plate (2011) and is rotatably connected to the vertical plate (2011), the bottom of the rotating plate (207) is fixedly connected to a support column (2015), and the bottom end of the support column (2015) is provided with a support ball (2014) located at the top of the side plate (208).

5. The mobile platform device for a chip mounter according to claim 1, characterized in that: The limiting mechanism (4) comprises a U-shaped round rod (401) fixed to the bottom of the installation frame (203); two horizontal plates (404) are symmetrically fixedly connected to the outer side of the U-shaped round rod (401); a limiting seat (407) is fixedly connected between the two horizontal plates (404); an arc-shaped groove is provided in the middle of the limiting seat (407); an internal gear (406) is fixedly installed in the arc-shaped groove; and two top gear plates (405) are symmetrically fixedly connected to the top of the limiting seat (407).

6. The mobile platform device for a chip mounter according to claim 5, characterized in that: A sleeve block (402) is fixedly sleeved on the middle part of the outer side of the U-shaped round rod (401), and a cylinder three (403) is fixedly installed between the top of the sleeve block (402) and the bottom of the limiting seat (407).

7. The mobile platform device for a chip mounter according to claim 1, characterized in that: The fixing mechanism (3) comprises a top groove (301) formed on the placement platform (205), a guide column (306) being fixedly connected in the top groove (301), two guide plates (305) being symmetrically and movably sleeved on the outer sides of the guide column (306), a base plate (5) being located between the two guide plates (305), a support frame (3012) being fixedly connected to the sides of the two guide plates (305) close to each other, a plurality of support rollers (3013) being rotatably connected in the two support frames (3012), and the base plate (5) abutting against corresponding support rollers (3013).

8. The mobile platform device for a chip mounter according to claim 1, characterized in that: The outer side of the placement platform (205) is fixedly connected to a limit rod (304), a support plate (3014) is fixedly sleeved on the middle part of the outer side of the limit rod (304), the base plate (5) is located on the top of the support plate (3014), the outer side of the limit rod (304) is symmetrically fixedly sleeved with two fixing seats (309), one of the fixing seats (309) is fixedly mounted with a motor three (303), a bidirectional screw rod (308) is fixedly connected to the motor three (303), and one end of the bidirectional screw rod (308) away from the motor three (303) is rotatably connected to the other fixing seat (309), the outer side of the limit rod (304) is symmetrically threadedly sleeved with a clamping plate one (302) and a clamping plate two (3010), the base plate (5) is located between the clamping plate one (302) and the clamping plate two (3010), and the clamping plate one (302) and the clamping plate two (3010) are both movably sleeved on the outer side of the limit rod (304).

9. The mobile platform device for a chip mounter according to claim 8, characterized in that: The second clamping plate (3010) is fixedly connected to a fixing rod (3019), and two movable plates (307) are symmetrically and movably sleeved on the outer side of the fixing rod (3019), and the outer sides of the two movable plates (307) are fixedly connected to side rods (3011), and the two guide plates (305) are respectively movably sleeved on the outer sides of the two side rods (3011). The second clamping plate (3010) is provided with a side groove (3016), and a lifting plate (3018) is slidably connected in the side groove (3016). A cylinder (3015) is fixedly installed between the top of the lifting plate (3018) and the second clamping plate (3010), and the outer side of the lifting plate (3018) is symmetrically and rotatably connected to two driving rods (3017), and the ends of the two driving rods (3017) away from the lifting plate (3018) are respectively rotatably connected to the tops of the two movable plates (307).

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