Chip welding machine for PCB (Printed Circuit Board)

Abstract

The utility model discloses a chip welding machine for a PCB (Printed Circuit Board), and relates to the technical field of chip welding. The chip welding machine for the PCB comprises a base, sliding rails are fixedly installed on the two sides of the upper surface of the base, a sliding strip is fixedly installed on the tops of the sliding rails, telescopic rods are fixedly installed on the two sides of the top of the sliding strip, and an installation plate is fixedly installed on the tops of the telescopic rods. Then the positioning ring drives the pressing block to move upwards, the circuit board is inserted into the lower portion of the positioning ring, one side of the circuit board is connected with one side of the clamping block in an inserted mode, after the positioning ring is loosened, the positioning ring is reset through the reset spring, the rubber strip on the pressing block makes contact with the surface of the circuit board, and meanwhile the damping spring can reset the rubber strip on the buffer plate; therefore, clamping and positioning operation of the circuit board is facilitated, subsequent welding operation of a welding machine on a chip is facilitated, position deviation of the circuit board is avoided, and normal use of the welding machine is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of chip welding, in particular to a chip welding machine for a PCB circuit board. Background Art

[0002] The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum base board, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board makes the circuit miniaturized and intuitive, and plays an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. The circuit board can be called a printed circuit board or a printed circuit board. The existing patent, patent announcement number CN218691801U, discloses a chip welding machine, including a base, a placement table is fixedly installed on the top surface of the base, a main frame is fixedly connected to the top surface of the base, a machine head and a welding head are arranged inside the main frame, both ends of the top surface of the base are provided with movable card slots, a cleaning component is arranged inside the movable card slot, both ends of the bottom surface of the base are fixedly installed with a fixed mounting plate, and a collection component is arranged inside the fixed mounting plate; by setting the cleaning component, by holding the handle and dragging the movable card column and the equipment frame to one side, the board brush at the bottom of the equipment frame can be driven to clean the welding points cleaned on the placement table and the top surface of the chip, thereby achieving the purpose of conveniently and quickly cleaning the welding points on the placement table and the top surface of the chip, avoiding the problem of slow cleaning speed and poor effect of the existing manual use of brushes.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: in actual application, it is necessary to position the chip and the circuit board to facilitate subsequent welding operations. If it is not convenient to position and weld them, the chip welding will be offset during subsequent use, thereby affecting subsequent use and reducing the efficiency of the welding machine. Therefore, we propose a chip welding machine for PCB circuit boards to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a chip welding machine for a PCB circuit board, which solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model is implemented through the following technical scheme: a chip welding machine for a PCB circuit board, comprising a base, slide rails are fixedly installed on both sides of the upper surface of the base, a sliding bar is fixedly installed on the top of the slide rail, telescopic rods are fixedly installed on both sides of the top of the sliding bar, a mounting plate is fixedly installed on the top of the telescopic rod, and a welding machine is fixedly installed on the bottom of the mounting plate.

[0006] A hydraulic rod is fixedly installed on one side of the inner wall of the slide rail, a sliding block is fixedly installed on one end of the hydraulic rod, a sliding rod is fixedly installed on the top of the sliding block, and the top of the sliding rod is fixedly connected to the bottom of the sliding bar.

[0007] A positioning ring is provided on the upper surface of the base and between the two slide rails, and limit rods are inserted at the four corners of the positioning ring. The bottom of the limit rod is fixedly connected to the upper surface of the base, and a limit block is fixedly installed on the top of the limit rod. A return spring is arranged around the surface of the limit rod, and the return spring fixes the limit block to the side opposite to the positioning ring.

[0008] A pressure block is fixedly installed at the inner corner of the positioning ring, a cavity is opened inside the pressure block, a shock-absorbing spring is fixedly installed on the inner top wall of the cavity, a buffer plate is fixedly installed on the bottom of the shock-absorbing spring, a rubber strip is fixedly installed on the bottom of the buffer plate, and the bottom of the rubber strip passes through the pressure block and extends to the outside of the pressure block.

[0009] Preferably, fixing plates are fixedly mounted at the four corners of the bottom of the base, fixing holes are provided on the fixing plates, and anti-slip grooves are provided on the lower surface of the fixing plates.

[0010] Preferably, slide bars are fixedly mounted on both sides of the inner bottom wall of the slide rail, a slide groove for the slide bar to pass through is provided at the bottom of the slide block, and the inner wall of the slide groove is slidably connected to the surface of the slide bar.

[0011] Preferably, a clamping block is fixedly mounted on the upper surface of the base and located on one side of the positioning ring, a clamping groove is opened on one side of the clamping block, and an anti-slip plate is fixedly mounted on the inner wall of the clamping groove.

[0012] Preferably, handles are fixedly mounted on both sides of the upper surface of the positioning ring, and the surfaces of the handles are provided with anti-slip grooves.

[0013] Preferably, a through groove for the rubber strip to pass through is formed at the bottom of the pressing block, and the inner wall of the through groove is slidably connected to the surface of the rubber strip.

[0014] Preferably, rod holes for the limiting rod to pass through are formed at the four corners of the positioning ring, and the inner wall of the rod hole is slidably connected to the surface of the limiting rod.

[0015] Beneficial Effects

[0016] The utility model provides a chip welding machine for PCB circuit boards. Compared with the prior art, it has the following beneficial effects:

[0017] The chip welding machine for PCB circuit boards pulls the positioning ring, which then drives the pressure block to move upward, and then the circuit board is inserted under the positioning ring, one side of the circuit board is plugged into one side of the clamping block, and after the positioning ring is loosened, the reset spring resets the positioning ring, so that the rubber strip on the pressure block contacts the surface of the circuit board, and the shock-absorbing spring resets the rubber strip on the buffer plate, thereby facilitating the clamping and positioning operation of the circuit board, thereby facilitating the subsequent welding operation of the welder on the chip, avoiding the position of the circuit board from being offset, and maintaining the normal use of the welding machine.

[0018] At the same time, the hydraulic rod is controlled to work, and the hydraulic rod drives the sliding bar on the slider to move, thereby driving the telescopic rod and the welding machine on the sliding bar to move, and then the telescopic rod and the welding machine are controlled to work, so as to facilitate the subsequent adjustment of the welding position, facilitate the subsequent welding operations, improve the welding efficiency of the welding machine, and improve the convenience of using the welding machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle;

[0020] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the pressing block of the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the card block of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the slide rail of the utility model.

[0024] In the figure: 1. base; 2. slide rail; 3. slide bar; 4. telescopic rod; 5. mounting plate; 6. welding machine; 7. hydraulic rod; 8. slider; 9. slide bar; 10. positioning ring; 11. limit rod; 12. limit block; 13. reset spring; 14. pressure block; 15. shock-absorbing spring; 16. buffer plate; 17. rubber strip; 18. fixing plate; 19. slide bar; 20. block; 21. anti-skid plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5The utility model provides a technical solution: a chip welding machine for a PCB circuit board, comprising a base 1, slide rails 2 are fixedly installed on both sides of the upper surface of the base 1, a sliding bar 3 is fixedly installed on the top of the sliding rail 2, telescopic rods 4 are fixedly installed on both sides of the top of the sliding bar 3, a mounting plate 5 is fixedly installed on the top of the telescopic rod 4, and a welding machine 6 is fixedly installed on the bottom of the mounting plate 5.

[0027] A hydraulic rod 7 is fixedly installed on one side of the inner wall of the slide rail 2 , a sliding block 8 is fixedly installed on one end of the hydraulic rod 7 , a sliding rod 9 is fixedly installed on the top of the sliding block 8 , and the top of the sliding rod 9 is fixedly connected to the bottom of the sliding bar 3 .

[0028] The hydraulic rod 7 is controlled to work, and the hydraulic rod 7 drives the slide bar 9 on the slide block 8 to move, thereby driving the telescopic rod 4 and the welding machine 6 on the slide bar 3 to move, and then the telescopic rod 4 and the welding machine 6 are controlled to work, so as to facilitate the subsequent adjustment of the welding position, facilitate the subsequent welding operation, improve the welding efficiency of the welding machine, and improve the convenience of using the welding machine.

[0029] A positioning ring 10 is provided on the upper surface of the base 1 and between the two slide rails 2. Limit rods 11 are inserted at the four corners of the positioning ring 10. The bottom of the limit rod 11 is fixedly connected to the upper surface of the base 1. A limit block 12 is fixedly installed on the top of the limit rod 11. A return spring 13 is arranged around the surface of the limit rod 11. The return spring 13 fixes the limit block 12 to the side opposite to the positioning ring 10.

[0030] A pressure block 14 is fixedly installed at the inner corner of the positioning ring 10, a cavity is opened inside the pressure block 14, a shock-absorbing spring 15 is fixedly installed on the inner top wall of the cavity, a buffer plate 16 is fixedly installed on the bottom of the shock-absorbing spring 15, a rubber strip 17 is fixedly installed on the bottom of the buffer plate 16, and the bottom of the rubber strip 17 passes through the pressure block 14 and extends to the outside of the pressure block 14.

[0031] Pull the positioning ring 10, and then the positioning ring 10 drives the pressure block 14 to move upward, and then the circuit board is inserted under the positioning ring 10, and one side of the circuit board is plugged into one side of the clamping block 20. After loosening the positioning ring 10, the reset spring 13 resets the positioning ring 10, so that the rubber strip 17 on the pressure block 14 contacts the surface of the circuit board, and at the same time, the shock-absorbing spring 15 resets the rubber strip 17 on the buffer plate 16, so as to facilitate the clamping and positioning operation of the circuit board, thereby facilitating the subsequent welding operation of the chip by the welding machine 6, avoiding the position of the circuit board from being offset, and maintaining the normal use of the welding machine.

[0032] Preferably, a fixing plate 18 is fixedly installed at each of the four corners of the bottom of the base 1 , a fixing hole is provided on the fixing plate 18 , and an anti-slip groove is provided on the lower surface of the fixing plate 18 .

[0033] Preferably, slide bars 19 are fixedly mounted on both sides of the inner bottom wall of the slide rail 2 , and a slide groove for the slide bar 19 to pass through is provided at the bottom of the slider 8 , and the inner wall of the slide groove is slidably connected to the surface of the slide bar 19 .

[0034] Preferably, a clamping block 20 is fixedly mounted on the upper surface of the base 1 and located on one side of the positioning ring 10 , a clamping groove is provided on one side of the clamping block 20 , and an anti-slip plate 21 is fixedly mounted on the inner wall of the clamping groove.

[0035] Preferably, handles are fixedly mounted on both sides of the upper surface of the positioning ring 10, and the surfaces of the handles are provided with anti-slip grooves.

[0036] Preferably, a through groove is formed at the bottom of the pressing block 14 for the rubber strip 17 to pass through, and the inner wall of the through groove is slidably connected to the surface of the rubber strip 17 .

[0037] Preferably, rod holes for the limiting rod 11 to pass through are formed at the four corners of the positioning ring 10 , and the inner walls of the rod holes are slidably connected to the surface of the limiting rod 11 .

[0038] During operation, the positioning ring 10 is pulled, and then the positioning ring 10 drives the pressure block 14 to move upward, and then the circuit board is inserted under the positioning ring 10, and one side of the circuit board is plugged into one side of the card block 20. After loosening the positioning ring 10, the reset spring 13 resets the positioning ring 10, so that the rubber strip 17 on the pressure block 14 contacts the surface of the circuit board, and at the same time, the shock-absorbing spring 15 resets the rubber strip 17 on the buffer plate 16, so as to facilitate the clamping and positioning operation of the circuit board, thereby facilitating the subsequent welding operation of the chip by the welding machine 6, avoiding the position deviation of the circuit board, maintaining the normal use of the welding machine, and controlling the hydraulic rod 7 to work, the hydraulic rod 7 drives the sliding bar 9 on the sliding block 8 to move, thereby driving the telescopic rod 4 and the welding machine 6 on the sliding bar 3 to move, and then controlling the telescopic rod 4 and the welding machine 6 to work, so as to facilitate the subsequent adjustment of its welding position, facilitate the subsequent welding operation, improve the welding efficiency of the welding machine, and improve the convenience of use of the welding machine.

[0039] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A chip bonding machine for a PCB circuit board, comprising a base (1), characterized in that: Slide rails (2) are fixedly mounted on both sides of the upper surface of the base (1); a sliding bar (3) is fixedly mounted on the top of the slide rail (2); telescopic rods (4) are fixedly mounted on both sides of the top of the sliding bar (3); a mounting plate (5) is fixedly mounted on the top of the telescopic rod (4); and a welding machine (6) is fixedly mounted on the bottom of the mounting plate (5); A hydraulic rod (7) is fixedly mounted on one side of the inner wall of the slide rail (2), a sliding block (8) is fixedly mounted on one end of the hydraulic rod (7), a sliding rod (9) is fixedly mounted on the top of the sliding block (8), and the top of the sliding rod (9) is fixedly connected to the bottom of the sliding bar (3); A positioning ring (10) is arranged on the upper surface of the base (1) and between the two slide rails (2); limiting rods (11) are inserted at the four corners of the positioning ring (10); the bottom of the limiting rod (11) is fixedly connected to the upper surface of the base (1); a limiting block (12) is fixedly installed on the top of the limiting rod (11); a return spring (13) is arranged around the surface of the limiting rod (11); the return spring (13) fixes the limiting block (12) to the side opposite to the positioning ring (10); A pressure block (14) is fixedly mounted at the inner corner of the positioning ring (10); a cavity is provided inside the pressure block (14); a shock absorbing spring (15) is fixedly mounted on the inner top wall of the cavity; a buffer plate (16) is fixedly mounted at the bottom of the shock absorbing spring (15); a rubber strip (17) is fixedly mounted at the bottom of the buffer plate (16); the bottom of the rubber strip (17) passes through the pressure block (14) and extends to the outside of the pressure block (14).

2. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: A fixing plate (18) is fixedly mounted at the four corners of the bottom of the base (1), a fixing hole is provided on the fixing plate (18), and an anti-slip groove is provided on the lower surface of the fixing plate (18).

3. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: Slide bars (19) are fixedly mounted on both sides of the inner bottom wall of the slide rail (2), and a slide groove for the slide bar (19) to pass through is provided at the bottom of the slider (8), and the inner wall of the slide groove is slidably connected to the surface of the slide bar (19).

4. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: A clamping block (20) is fixedly mounted on the upper surface of the base (1) and located on one side of the positioning ring (10); a clamping groove is provided on one side of the clamping block (20); and an anti-slip plate (21) is fixedly mounted on the inner wall of the clamping groove.

5. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: Handles are fixedly mounted on both sides of the upper surface of the positioning ring (10), and the surfaces of the handles are provided with anti-slip grooves.

6. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: The bottom of the pressing block (14) is provided with a through groove for the rubber strip (17) to pass through, and the inner wall of the through groove is slidably connected to the surface of the rubber strip (17).

7. A chip bonding machine for a PCB circuit board according to claim 1, characterized in that: Rod holes for the limiting rod (11) to pass through are formed at the four corners of the positioning ring (10), and the inner wall of the rod hole is slidably connected to the surface of the limiting rod (11).

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