Resistor chip mounter

Abstract

The utility model discloses a resistor chip mounter, which relates to the technical field of resistor chip mounting and comprises a support table and an adsorption mechanism connected with the support table through a mechanical arm and used for adsorbing a chip resistor and placing the chip resistor on a circuit board element. The adsorption mechanism comprises a first base and a distance adjusting assembly arranged on the first base, the distance adjusting assembly comprises a first gear connected with the output end of a driving motor, the first gear is meshed with a second gear, and a lead screw is fixedly connected into the second gear. According to the utility model, through the spacing adjusting assembly, the position of the sucker can be accurately adjusted according to the specific size of the chip resistor, and the problem that the sucker cannot be completely attached due to the too narrow width of the resistor is effectively avoided, so that the stability of the resistor in the conveying and mounting process is ensured, and the risk that the resistor falls off is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to resistance patch technical field, specifically is a kind of resistance chip mounter. BACKGROUND

[0002] Resistance uses surface mount package, i.e. directly pasted on the surface of circuit board, does not need pin to insert hole, this makes it small on circuit board, suitable for high-density circuit board design.

[0003] The existing resistance chip mounter when adsorbing and installing patch resistance, often because of the difference of resistance size, leading to suction cup unable to completely adhere to resistance, and then affect the stability of resistance in the process of conveying and installation, increase the risk of resistance falling. Meanwhile, in the process of installing patch resistance, if circuit board moves, also can lead to the inaccuracy of resistance patch position, affect the overall performance of electronic product. UTILITY MODEL CONTENTS

[0004] To solve the problems raised in the above background art, the utility model provides a kind of resistance chip mounter.

[0005] The purpose of the utility model can be realized by the following technical solutions:

[0006] A kind of resistance chip mounter, including support platform, still include adsorption mechanism, be connected with support platform by mechanical arm, for adsorbing patch resistance and placing to circuit board element;The adsorption mechanism includes No. 1 base and the spacing adjustment assembly being arranged on No. 1 base, the spacing adjustment assembly includes No. 1 gear being connected with the output end of drive motor, No. 1 gear is engaged with No. 2 gear, No. 2 gear is fixedly connected with screw rod inside, a plurality of No. 1 slider are threadedly connected on screw rod and are equidistantly arranged, two connection rods are rotatably connected on each No. 1 slider and are staggered, and suction cup is rotatably connected at the end away from screw rod of each connection rod;Clamping mechanism is arranged below adsorption mechanism, for limiting and fixing circuit board.

[0007] As further preferred of the technical scheme: the clamping mechanism includes No. 2 base and the limiting assembly being arranged on No. 2 base, the limiting assembly includes No. 3 gear being rotatably connected on No. 2 base, one rack is engaged with the two sides of No. 3 gear respectively, limiting frame is fixedly connected on each rack, and two limiting frames are symmetrically distributed.

[0008] As further preferred of the technical scheme: No. 1 base is provided with vertically and through No. 1 sliding groove and No. 2 sliding groove, the upper end of suction cup is rotatably connected with No. 2 slider, No. 2 slider is slidably connected inside No. 1 sliding groove, and No. 1 slider is slidably connected inside No. 2 sliding groove.

[0009] As a further preferred of the technical solution: the adsorption mechanism further includes a first electric push rod fixedly connected to the first base, an output end of the first electric push rod is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a first connecting shaft, a lower end of the first connecting shaft is fixedly connected with a piston, the first base is further fixedly connected with a sealing cylinder, the piston is slidingly connected inside the sealing cylinder, the sealing cylinder is connected with a connecting cylinder through a connecting pipe, and the connecting cylinder is connected with the suction cup through the connecting pipe.

[0010] As a further preferred of the technical solution: the clamping mechanism further includes a fixed block fixedly arranged on the second base, the fixed block is fixedly connected with a second electric push rod, an output end of the second electric push rod is fixedly connected with a connecting block, and the connecting block is fixedly connected with one of the limiting frames.

[0011] As a further preferred of the technical solution: the second base is further provided with a third sliding groove, a third sliding block is slidingly connected inside the third sliding groove, and the third sliding block is fixedly connected with the rack.

[0012] As a further preferred of the technical solution: the two sides of the support table are fixedly connected with second fixed frames, lower ends of the second fixed frames are fixedly connected with support frames, the support frames are fixedly connected with second connecting shafts, and the second base is fixedly connected to the second connecting shafts.

[0013] As a further preferred of the technical solution: the support frame is provided with a conveying mechanism, and lower ends of the support frame are provided with foot supports.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1、The utility model discloses, through spacing adjusting component, can accurate adjustment the position of sucking disc according to the specific size of chip resistor, effectively avoid the problem that sucking disc can not completely adhere to because of the too narrow width of resistor, thereby ensure the stability of resistor in the process of conveying and installation, greatly reduce the risk of resistor falling.

[0016] 2、The utility model discloses, through limiting component, realize the limiting fixing of circuit board on conveying mechanism, effectively prevent the movement of circuit board, improve the precision of resistor chip, ensure the accuracy of resistor chip position. DRAWINGS

[0017] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the local three -dimensional structure schematic of the utility model Figure One ;

[0019] Figure 3 Partial three-dimensional structure diagram of the utility model Figure Two

[0020] Figure 4 Partial structure sectional view of the utility model

[0021] Figure 5 Partial three-dimensional structure diagram of the utility model Figure Three .

[0022] Legend: 1, support table; 2, mechanical arm; 3, suction mechanism; 31, No. 1 base; 32, spacing adjusting assembly; 321, drive motor; 322, No. 1 gear; 323, No. 2 gear; 324, screw rod; 325, No. 1 sliding block; 326, connecting rod; 327, No. 2 sliding block; 33, No. 1 electric push rod; 34, connecting plate; 35, No. 1 connecting shaft; 36, piston; 37, sealing cylinder; 38, connecting cylinder; 39, connecting pipe; 310, suction disc; 311, No. 1 fixed frame; 312, No. 1 sliding groove; 313, No. 2 sliding groove; 4, No. 2 fixed frame; 5, support frame; 6, No. 2 connecting shaft; 7, clamping mechanism; 71, No. 2 base; 72, limiting assembly; 721, No. 3 gear; 722, rack; 723, limiting frame; 724, fixed block; 725, No. 2 electric push rod; 726, connecting block; 73, No. 3 sliding block; 74, No. 3 sliding groove; 8, conveying mechanism; 9, foot stool. DETAILED DESCRIPTION

[0023] The technical solutions of the utility model will be described clearly and completely below in conjunction with embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Embodiment one:

[0025] Please refer to Figures 1-5 ​The application provides a resistance chip mounter, which comprises a support table 1 and further comprises an adsorption mechanism 3 connected with the support table 1 through a mechanical arm 2 and used for adsorbing a chip resistance and placing the chip resistance on a circuit board element; the adsorption mechanism 3 comprises a first base 31 and a spacing adjustment assembly 32 arranged on the first base 31; the spacing adjustment assembly 32 comprises a first gear 322 connected with an output end of a driving motor 321 fixedly arranged on the first base 31; the first gear 322 is engaged with a second gear 323; the second gear 323 is fixedly connected with a lead screw 324 in the inside; a plurality of first sliding blocks 325 are threadedly connected on the lead screw 324 at equal intervals; two connecting rods 326 arranged at a staggered position are rotatably connected on each first sliding block 325; and a suction disc 310 is rotatably connected on the end of each connecting rod 326 away from the lead screw 324; a clamping mechanism 7 is arranged below the adsorption mechanism 3 and used for limiting and fixing the circuit board; the position of the suction disc 310 can be accurately adjusted according to the specific size of the chip resistance through the spacing adjustment assembly 32, so that the problem that the suction disc 310 cannot be completely attached due to the too-narrow width of the resistance is effectively avoided, thereby ensuring the stability of the resistance in the conveying and installation process and greatly reducing the risk of resistance falling.

[0026] In this embodiment, a first sliding groove 312 and a second sliding groove 313 are arranged on the first base 31 in a vertical and penetrating manner; the upper end of the suction disc 310 is rotatably connected with a second sliding block 327; and the second sliding block 327 is slidably connected in the inside of the first sliding groove 312.

[0027] In this embodiment, the adsorption mechanism 3 further comprises a first electric push rod 33 fixedly connected with the first base 31; the output end of the first electric push rod 33 is fixedly connected with a connecting plate 34; the connecting plate 34 is fixedly connected with a first connecting shaft 35; the lower end of the first connecting shaft 35 is fixedly connected with a piston 36; a sealing cylinder 37 is further fixedly connected with the first base 31; the piston 36 is slidably connected in the inside of the sealing cylinder 37; the sealing cylinder 37 is connected with a connecting cylinder 38 through a connecting pipe 39; and the connecting cylinder 38 is connected with the suction disc 310 through the connecting pipe 39.

[0028] In this embodiment, the support frame 5 is provided with a conveying mechanism 8, and the lower end of the support frame 5 is provided with a foot stool 9.

[0029] Embodiment two:

[0030] On the basis of the first embodiment, the clamping mechanism 7 comprises a second base 71 and a limiting assembly 72 arranged on the second base 71, the limiting assembly 72 comprises a third gear 721 rotatably connected to the second base 71, and a rack 722 is arranged on the two sides of the third gear 721 respectively, a limiting frame 723 is fixedly connected to each rack 722, and the two limiting frames 723 are symmetrically distributed. Through the limiting assembly 72, the limiting and fixing of the circuit board on the conveying mechanism 8 are realized, the movement of the circuit board is effectively prevented, the precision of the resistance patch is improved, and the accuracy of the resistance patch position is ensured.

[0031] In this embodiment, the clamping mechanism 7 further comprises a fixed block 724 fixedly arranged on the second base 71, a second electric push rod 725 is fixedly connected to the fixed block 724, a connecting block 726 is fixedly connected to the output end of the second electric push rod 725, the connecting block 726 is fixedly connected with one of the limiting frames 723, a third sliding groove 74 is further arranged on the second base 71, a third sliding block 73 is slidably connected in the third sliding groove 74, the third sliding block 73 is fixedly connected with the rack 722, a second fixed frame 4 is fixedly connected to the two sides of the support table 1, a support frame 5 is fixedly connected to the lower end of the second fixed frame 4, a second connecting shaft 6 is fixedly connected to the support frame 5, and the second base 71 is fixedly connected to the second connecting shaft 6.

[0032] Working principle: first, the circuit board element is conveyed to the lower side of the suction mechanism 3 by the conveying mechanism 8, and the suction mechanism 3 is driven by the mechanical arm 2 to adsorb the patch resistance from the placing table, specifically, the first electric push rod 33 is started, and the piston 36 moves in the sealed cylinder 37 through the connecting plate 34 and the first connecting shaft 35, the air pressure in the sealed cylinder 37 changes, and then the suction disc 310 can realize the adsorption and release of the resistance, and then the patch resistance adsorbed by the suction mechanism 3 is installed on the circuit board element through the mechanical arm 2, before that, the driving motor 321 can be started to drive the first gear 322 to rotate, the second gear 323 is driven by the first gear 322 to rotate, the lead screw 324 is driven by the second gear 323 to rotate, the first sliding block 325 is driven by the lead screw 324 to slide along the second sliding groove 313, and then the two connecting rods 326 connected thereto are rotated and pull the second sliding block 327 to slide along the first sliding groove 312, the second sliding block 327 drives the suction disc 310 below to move, thus, the position of the suction disc 310 is adjusted according to the specific size of the patch resistance, the width of the patch resistance is prevented from being too narrow, which causes the suction disc 310 to be unable to completely match with it, and then easily causes the problem that the matched resistance falls off in the conveying process;

[0033] Then, one of the limiting racks 723 fixed on the connecting block 726 can be moved by starting the second electric push rod 725, and then the rack 722 fixed with the limiting rack 723 is moved, the rack 722 drives the third gear 721 to rotate, the rotation of the third gear 721 drives the other rack 722 to move the other limiting rack 723, and thus the two limiting racks 723 form a limiting clamping, and the circuit board on the conveying mechanism 8 is fixed and limited, so that the circuit board does not move when the chip resistor is installed, and the problem of inaccurate resistor chip position is avoided.

[0034] The above examples are only used to illustrate the technical method of the utility model and not to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical method of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical method of the utility model.

Claims

1. A resistance chip mounter comprising a support table (1), characterized in that, Also includes The adsorption mechanism (3) is connected with the support table (1) through the mechanical arm (2), and is used for adsorbing the chip resistor and placing on the circuit board element; The adsorption mechanism (3) includes a No. The base (31) and the spacing adjusting assembly (32) arranged on the No. The base (31) includes a No. The gear (322) connected with the output end of the driving motor (321), the No. The gear (322) is engaged with the No. The gear (323), the No. The gear (323) is fixedly connected with the lead screw (324) inside, a plurality of No. The slide block (325) is threadedly connected on the lead screw (324), each No. The slide block (325) is rotatably connected with two connection rods (326) arranged in a staggered manner, and each connection rod (326) is rotatably connected with a suction cup (310) away from the lead screw (324). The clamping mechanism (7) is arranged below the adsorption mechanism (3) and is used for limiting and fixing the circuit board.

2. A resistor chip mounter according to claim 1, wherein The clamping mechanism (7) includes a No. The base (71) and a limiting assembly (72) arranged on the No. The base (71) includes a No. The gear (721) rotatably connected to the No. The base (71), the No. The gear (721) is engaged with a rack (722) on both sides, each rack (722) is fixedly connected with a limiting frame (723), and the two limiting frames (723) are symmetrically distributed.

3. The resistor chip mounter according to claim 1, wherein A No. The slide groove (312) and a No. The slide groove (313) are arranged vertically and penetratingly on the No. The base (31), the upper end of the suction cup (310) is rotatably connected with a No. The slide block (327), the No. The slide block (327) is slidably connected in the No. The slide groove (312), and the No. The slide block (325) is slidably connected in the No. The slide groove (313).

4. The resistor chip mounter according to claim 1, wherein The adsorption mechanism (3) further includes a No. The electric push rod (33) fixedly connected to the No. The base (31), the output end of the No. The electric push rod (33) is fixedly connected with a connecting plate (34), the connecting plate (34) is fixedly connected with a No. The connecting shaft (35), the lower end of the No. The connecting shaft (35) is fixedly connected with a piston (36), the No. The base (31) is further fixedly connected with a sealing cylinder (37), the piston (36) is slidably connected in the sealing cylinder (37), the sealing cylinder (37) is connected with a connecting cylinder (38) through a connecting pipe (39), and the connecting cylinder (38) is connected with the suction cup (310) through the connecting pipe (39).

5. The resistor chip mounter according to claim 2, wherein The clamping mechanism (7) further includes a fixed block (724) fixedly arranged on the No. The base (71), the fixed block (724) is fixedly connected with a No. The electric push rod (725), the output end of the No. The electric push rod (725) is fixedly connected with a connecting block (726), and the connecting block (726) is fixedly connected with one of the limiting frames (723).

6. A resistor chip mounter according to claim 5, wherein The second base (71) is further provided with a third sliding groove (74), a third sliding block (73) is slidably connected in the third sliding groove (74), and the third sliding block (73) is fixedly connected with a rack (722).

7. A resistor chip mounter according to claim 6, wherein Both sides of the support table (1) are fixedly connected with a second fixing frame (4), the lower end of the second fixing frame (4) is fixedly connected with a support frame (5), the support frame (5) is fixedly connected with a second connecting shaft (6), and the second base (71) is fixedly connected on the second connecting shaft (6).

8. A resistor chip mounter according to claim 7, wherein The support frame (5) is provided with a conveying mechanism (8), and the lower end of the support frame (5) is provided with a foot stool (9).

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