Resistor chip positioning and welding equipment

Abstract

The resistor chip positioning and welding equipment comprises an equipment main board, the equipment main board is in a U shape with a forward opening end, the top of the opening end of the equipment main board is fixedly connected with a longitudinal linear module, the longitudinal linear module is connected with a transverse linear module in a sliding mode, and the transverse linear module is connected with an electric telescopic rod in a sliding mode. An electric telescopic rod is fixedly connected to the bottom of the device main board, a welding head is fixedly connected to the bottom of the electric telescopic rod, a circuit board positioning mechanism is fixedly connected to the front end of the bottom of the open end of the device main board, and a resistor chip positioning mechanism is arranged on the circuit board positioning mechanism. After the circuit board is fixed, the resistor chip positioning mechanism is adjusted, the positioning frame of the resistor chip positioning mechanism is moved to the position, needing to be welded, of the circuit board, then the resistor chip is placed in the positioning frame, the resistor chip is positioned, and it is prevented that errors occur when the resistor chip is welded, and use is affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of resistance chip, concretely is a kind of resistance chip positioning welding equipment. BACKGROUND

[0002] Resistance chip is the microcircuit that resistance element is integrated on single substrate by semiconductor technology, with the characteristics of small size, low power consumption, high integration, mainly used to provide accurate resistance value, in the process of resistance chip use, resistance chip is welded to circuit board, the traditional welding mode is to use artificial welding, worker is welded to circuit board by resistance chip by welding gun, however, the welding mode of above prior art in actual use process, the position of chip is not positioned, since chip volume is small, and resistance chip is not positioned, small error is not easy to find by staff, finally, the use of resistance chip will be affected. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a kind of resistance chip positioning welding equipment to solve the problems raised in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of resistance chip positioning welding equipment, including equipment mainboard, the equipment mainboard is the " " shape with open end to front, the open end top of the equipment mainboard is fixedly connected with longitudinal straight line module, the longitudinal straight line module is slidably connected with horizontal straight line module, the horizontal straight line module is slidably connected with electric telescopic rod, the bottom of the electric telescopic rod is fixedly connected with welding head, the open end bottom of the equipment mainboard is fixedly connected with circuit board positioning mechanism with front end, the circuit board positioning mechanism includes the placement frame fixedly connected in equipment mainboard, the bottom center of the placement frame is provided with the sliding slot, the sliding slot is communicated with equipment mainboard, the placement frame is provided with the notch on one side, the placement frame is placed with circuit board, the placement frame notch side is clampedly connected with clamping plate, the both ends of the circuit board are respectively provided with first clamping plate and second clamping plate, the first clamping plate and second clamping plate are connected with second screw rod by screw thread between them, the both ends of the second screw rod are installed into sliding slot by bearing, the first knob is fixedly connected to the front end of equipment mainboard with one end of the second screw rod, the first clamping plate and second clamping plate are fixedly connected with resistance chip positioning mechanism, for positioning resistance chip.

[0005] Preferably, the resistance chip positioning mechanism includes a positioning frame, the top of the positioning frame is fixedly connected with connecting plates at both ends of the top, the connecting plates are provided with first lead screws through threads, the first lead screws are fixedly connected with first sliding blocks and second sliding blocks at both ends, the second sliding blocks are slidably connected to the back of the open end of the equipment mainboard, the open end of the equipment mainboard is fixedly connected with a vertical plate at the front bottom, a sliding groove is formed in the top of the vertical plate, the first sliding block is slidably connected to the sliding groove, and the first lead screw is fixedly connected with a second knob at one end of the first sliding block.

[0006] Preferably, a bidirectional threaded rod is arranged between the connecting plates in a sleeved mode, the bidirectional threaded rod is slidably connected at both ends to the third sliding rail and the fourth sliding rail, the third sliding rail and the fourth sliding rail are fixedly connected to the first sliding block and the second sliding block, the first sliding block and the second sliding block are slidably connected to the first sliding rail and the second sliding rail, and the first sliding rail and the second sliding rail are fixedly connected to the top rear ends of the second clamping plate and the first clamping plate.

[0007] Preferably, a threaded rod is mounted on the inner cavity side wall of the first sliding rail through a bearing, the threaded rod is threadedly connected with a first sliding block, and the threaded rod is fixedly connected with a third knob at one end outside the first sliding rail.

[0008] Preferably, the third sliding rail and the first sliding rail are the same in structure, and the threaded rod of the third sliding rail is fixedly connected with a fourth knob at the top end of the third sliding rail.

[0009] Compared with the prior art, the resistance chip positioning and welding device has the advantages that: the resistance chip needs to be welded to the circuit board is placed in the placing frame, then the two ends of the circuit board are clamped by the first clamping plate and the second clamping plate, the distance between the first clamping plate and the second clamping plate can be adjusted through the first knob, so that circuit boards of different sizes can be fixed, after the circuit board is fixed, the positioning frame of the resistance chip positioning mechanism is moved to the position where the resistance chip needs to be welded, then the resistance chip is placed in the positioning frame to position the resistance chip, and then the resistance chip is welded through the welding head, so that errors during welding of the resistance chip are prevented. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is a structural schematic view of the resistance chip positioning and welding device.

[0011] Figure 2 It is a structural schematic view of the circuit board positioning mechanism.

[0012] Figure 3 It is a structural schematic view of the resistance chip positioning mechanism.

[0013] In the figure: 1, the main board of the device; 2, the vertical plate; 3, the horizontal linear module; 4, the vertical linear module; 5, the electric telescopic rod; 6, the welding head; 7, the placing frame; 8, the first knob; 9, the first clamping plate; 10, the sliding groove; 11, the first sliding block; 12, the second knob; 13, the first screw rod; 14, the second sliding block; 15, the second clamping plate; 16, the first sliding rail; 17, the second sliding rail; 18, the second screw rod; 19, the threaded rod; 20, the positioning frame; 21, the connecting plate; 22, the third sliding rail; 23, the fourth sliding rail; 24, the first sliding block; 25, the second sliding block; 26, the bidirectional telescopic rod; 27, the third knob; 28, the fourth knob. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0015] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0016] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "provided", "mounted", "connected", "linked" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0017] Please refer to Figures 1-3The utility model provides a technical scheme: a resistance chip positioning and welding equipment, including equipment mainboard 1, equipment mainboard 1 is the " open end to the front'of the shape, the open end top of equipment mainboard 1 is fixedly connected with longitudinal straight line module 4, longitudinal straight line module 4 is slidably connected with horizontal straight line module 3, horizontal straight line module 3 is slidably connected with electric telescopic handle 5, the bottom fixed connection of electric telescopic handle 5 has welding head 6, the open end bottom of equipment mainboard 1 front end is fixedly connected with circuit board positioning mechanism, be provided with resistance chip positioning mechanism on circuit board positioning mechanism, the utility model first fixes the circuit board that resistance chip needs to be welded to, then moves to the position that needs to be welded through resistance chip positioning mechanism, then places resistance chip, realizes the positioning of resistance chip, and it is convenient to weld.

[0018] Please refer to Figure 2 The utility model provides a new embodiment, and the circuit board positioning mechanism includes the placement frame 7 of fixed connection in equipment mainboard 1, the bottom center both ends of placement frame 7 are provided with the sliding slot, and the sliding slot is linked with equipment mainboard 1, and the side of placement frame 7 is provided with the notch, and the circuit board is placed in placement frame 7, and the clamping plate is clamped to the notch side of placement frame 7, specifically, when placing the circuit board, the one end of circuit board is placed to the open end other side of placement frame 7, it needs to be explained that, the both ends open end side of placement frame is provided with a plurality of clamping slots, and the clamping plate is inserted into the clamping slot, and the other side of clamping plate is contacted with the circuit board, to realize the fixation of circuit board, and the both ends of circuit board are provided with first clamping plate 9 and second clamping plate 15, and the second screw rod 18 is connected through screw thread between first clamping plate 9 and second clamping plate 15, and the both ends of second screw rod 18 are installed into the sliding slot through bearing, and the one end of second screw rod 18 is fixedly connected with first knob 8 in equipment mainboard 1 front end, and the distance between first clamping plate 9 and second clamping plate 15 can be adjusted by rotating first knob 8, and the circuit board of different sizes can be fixed, wherein it needs to be explained that, the second screw rod 18 is bidirectional screw rod, and the rotating direction of the both ends of screw rod is opposite, so that first clamping plate 9 and second clamping plate 15 can move together to the middle or both ends, and the resistance chip positioning mechanism is fixedly connected at first clamping plate 9 and second clamping plate 15, and is used for positioning resistance chip.

[0019] Please refer to Figures 2-3The utility model provides a new embodiment, resistance chip positioning mechanism includes the positioning frame 20, the top both ends center fixed connection of positioning frame 20 has the connecting plate 21, two connecting plates 21 are provided with first screw rod 13 through screw thread, and the both ends of first screw rod 13 are fixedly connected with first sliding block 11 and second sliding block 14 respectively, and second sliding block 14 is slidably connected to the back of the open end of equipment mainboard 1, and the open end bottom front end of equipment mainboard 1 is fixedly connected with vertical plate 2, and the top of vertical plate 2 is provided with sliding slot 10, and sliding slot 10 is slidably connected with first sliding block 11, and one end of first screw rod 13 is fixedly connected with second knob 12 at first sliding block 11, and the longitudinal position of positioning frame 20 can be adjusted by rotating second knob 12, and positioning frame 20 is conveniently moved to the appropriate position.

[0020] Please refer to Figure 3 The utility model provides a new embodiment, and the connecting plate 21 is provided with two-way screw rod 26 between the sleeve joint, and the both ends of two-way screw rod 26 are slidably connected at third sliding rail 22 and fourth sliding rail 23 respectively, and third sliding rail 22 and fourth sliding rail 23 are fixedly connected at first sliding block 24 and second sliding block 25 respectively, and first sliding block 24 and second sliding block 25 are slidably connected at first sliding rail 16 and second sliding rail 17 respectively, and first sliding rail 16 and second sliding rail 17 are fixedly connected to the rear end top of second clamping plate 15 and first clamping plate 9 respectively, and the inner cavity side wall of first sliding rail 16 is provided with screw rod 19 by bearing, and screw rod 19 is screw connected with first sliding block 24, and one end of screw rod 19 is fixedly connected with third knob 27 outside first sliding rail 16, and the rotation of third knob 27 can make first sliding block 24 move along the transverse direction, thereby making positioning frame 20 move along the transverse direction, adjusting the transverse position of positioning frame 2, and positioning frame 20 is conveniently moved to the appropriate position, and the structure of third sliding rail 22 and first sliding rail 16 is same, and the top end of screw rod 19 of third sliding rail 22 is fixedly connected with fourth knob 27 at the top of third sliding rail 22, and the height of positioning frame 20 can be changed by rotating fourth knob 27, so that positioning frame 20 does not touch other electronic components on the surface of circuit board when adjusting position, preventing damage.

[0021] Working principle: before using, first clockwise rotation fourth knob 28 of operating personnel, and the rotation of fourth knob 28 will make positioning frame 20 move upwards, prevent touching other electronic components on the circuit board when the circuit board is put into, then operating personnel place the circuit board to the placing frame 7, and one end of circuit board is in contact with the other side of the open end of placing frame 7, then the clamping plate is clamped to one of the clamping grooves on the surface of placing frame 7, so that the surface of clamping plate is in contact with the other end of circuit board.

[0022] Then the operator rotates the first knob 8, the rotation of the first knob 8 will make the second screw rod 18 rotate, the rotation of the second screw rod 18 will make the first clamping plate 9 and the second clamping plate 15 move towards each other, when the first clamping plate 9 and the second clamping plate 18 are in contact with both ends of the circuit board, the positioning of the circuit board is realized.

[0023] Then the operator rotates the third knob 27 and the second knob 13, and moves the positioning frame 20 above the position to be welded. Specifically, the rotation of the third knob 27 will make the threaded rod 19 rotate, the rotation of the threaded rod 19 will make the first sliding block 24 move along the transverse direction, so as to make the positioning frame 20 move along the transverse direction. When the positioning frame 20 moves along the transverse direction, the first screw rod 13 will move along the transverse direction, so as to make the first sliding block 11 at the front end of the first screw rod 13 move along the sliding groove 10 in the transverse direction. The rotation of the second knob 12 will make the first screw rod 13 rotate, and the rotation of the first screw rod 13 will make the positioning frame 20 move along the longitudinal direction. As shown in the figure, the longitudinal movement of the positioning frame 20 needs to be located at the fixed end of the bidirectional telescopic rod 26. When the positioning frame 20 moves to the telescopic end of the bidirectional telescopic rod 26, the positioning frame 20 will be detached, so the fixed end of the bidirectional telescopic rod 26 is provided with a anti-dropping plate, and after the first clamping plate 9 and the second clamping plate 15 move towards each other, the telescopic end of the bidirectional telescopic rod 26 will be compressed. Figure 1

[0024] When the positioning frame 20 moves to the position to be welded, the operator rotates the fourth knob 27 counterclockwise, and moves the positioning frame 20 downward, so as to place the positioning frame 20 on the outer surface of the position to be welded. When there is an error, the operator repeats the above steps. When there is no error, the resistor chip is placed, the transverse linear module 3 and the longitudinal linear module 4 are started, the electric telescopic rod 5 is moved to the welding point, the linear module is a mature technology, and the internal specific structure and working principle will not be described in detail here. Then the electric telescopic rod 5 is started, the welding head 6 is moved to the welding position, and the resistor chip is welded.

[0025] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.​

Claims

1. A resistance chip tack welding apparatus comprising an apparatus main plate (1), characterized in that: The equipment mainboard (1) is a "open end forward" shape, the top of the opening end of the equipment mainboard (1) is fixedly connected with a longitudinal linear module (4), the longitudinal linear module (4) is slidably connected with a transverse linear module (3), the transverse linear module (3) is slidably connected with an electric telescopic rod (5), the bottom of the electric telescopic rod (5) is fixedly connected with a welding head (6), the bottom of the opening end of the equipment mainboard (1) is fixedly connected with a circuit board positioning mechanism, the circuit board positioning mechanism comprises a placing frame (7) fixedly connected to the equipment mainboard (1), the bottom center of the placing frame (7) is provided with a sliding groove, the sliding groove is communicated with the equipment mainboard (1), a notch is formed in one side of the placing frame (7), a circuit board is placed in the placing frame (7), the placing frame (7) is hingedly connected with a clamping plate on the side of the notch, the two ends of the circuit board are respectively provided with a first clamping plate (9) and a second clamping plate (15), the first clamping plate (9) and the second clamping plate (15) are threadedly connected with a second lead screw (18), the two ends of the second lead screw (18) are rotatably connected to the sliding groove, one end of the second lead screw (18) is fixedly connected with a first knob (8) at the front end of the equipment mainboard (1), the first clamping plate (9) and the second clamping plate (15) are fixedly connected with a resistor chip positioning mechanism for positioning the resistor chip.

2. A resistance chip tack welding apparatus as defined in claim 1, wherein: The resistor chip positioning mechanism comprises a positioning frame (20), the top of the positioning frame (20) is fixedly connected with a connecting plate (21) at the center of both ends, the two connecting plates (21) are threadedly provided with a first lead screw (13), the two ends of the first lead screw (13) are respectively fixedly connected with a first sliding block (11) and a second sliding block (14), the second sliding block (14) is slidably connected to the back of the opening end of the equipment mainboard (1), the bottom of the opening end of the equipment mainboard (1) is fixedly connected with a vertical plate (2), the top of the vertical plate (2) is provided with a sliding groove (10), the first sliding block (11) is slidably connected to the sliding groove (10), one end of the first lead screw (13) is fixedly connected with a second knob (12) at the first sliding block (11).

3. A resistance chip tack welding apparatus as defined in claim 2, wherein: The two connecting plates (21) are sleeved with a bidirectional threaded rod (26), the two ends of the bidirectional threaded rod (26) are slidably connected to a third sliding rail (22) and a fourth sliding rail (23), the third sliding rail (22) and the fourth sliding rail (23) are fixedly connected to a first sliding block (24) and a second sliding block (25), the first sliding block (24) and the second sliding block (25) are slidably connected to a first sliding rail (16) and a second sliding rail (17), the first sliding rail (16) and the second sliding rail (17) are fixedly connected to the back top of the second clamping plate (15) and the first clamping plate (9).

4. A resistance chip tack welding apparatus as defined in claim 3, wherein: The inner cavity side wall of the first sliding rail (16) is provided with a threaded rod (19) installed through a bearing, the threaded rod (19) is threadedly connected with a first sliding block (24), and one end of the threaded rod (19) is fixedly connected with a third knob (27) outside the first sliding rail (16).

5. The resistance chip tack welding apparatus of claim 3, wherein: The third sliding rail (22) and the first sliding rail (16) are the same in structure, and the top end of the threaded rod (19) of the third sliding rail (22) is fixedly connected with a fourth knob (28) on the top of the third sliding rail (22).

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