Automatic lamination production device and precision positioning system of high-power thick-film resistor

Abstract

The invention discloses an automatic lamination production device and precision positioning system of a high-power thick-film resistor, the automatic lamination production device comprises a device main body, conveying rollers are arranged in the two ends of the device main body, a conveying belt is arranged between the two conveying rollers, a lamination table is arranged above the device main body, and the lamination table is arranged above the device main body. A mounting frame is arranged above one side of the device body, a cross beam is arranged on one side of the mounting frame, a moving seat is arranged on one side of the cross beam, a suction cup assembly is arranged below the moving seat, and a blocking frame, a pushing frame and a pushing block are arranged above the conveying belt. The substrate is quickly positioned, the substrate is conveniently and accurately transferred to the lamination table for printing treatment, then the printed substrate is transferred to the conveying belt to be moved away for sintering treatment, and the steps are repeated to ensure that the substrates produced in a front-back lamination manner are consistent, so that the lamination production effect of the thick-film resistor is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of high-power thick film resistor production, in particular to an automated lamination production device and a precision positioning system for high-power thick film resistors. Background Art

[0002] High-power thick film resistors are high-performance electronic components. They are manufactured using thick film technology. Their resistance material is usually a thicker metal film and are widely used in various electronic devices and systems. Thick film technology mainly refers to the use of screen printing to transfer materials such as conductor paste, resistor paste or dielectric paste to a ceramic substrate. After high-temperature firing, these materials will form a firmly adhered film on the ceramic circuit board. After repeated multiple times, a multi-layer interconnected structure containing resistors or capacitors will be formed.

[0003] The Chinese patent publication number is CN115588568A, and the authorization announcement date is January 10, 2023. A continuous stacking production device for planar transformers includes a base, and the four corners of the base are fixedly connected with legs by bolts, a transmission device is provided in the middle of the base, and feeding slides are provided on both sides of the base. A reciprocating component for driving reciprocation is provided at the bottom of the base, and a swing component for continuous assembly is provided on the top of the base. A clamping component for clamping and fixing is provided on the outside of the swing component, and a PCB board is clamped on the swing component by the clamping component. A limiting component is provided inside the feeding slide, and the reciprocating motion of the reciprocating component enables the swing component to stack and assemble the PCB board in sequence. The above-mentioned installation structure can realize rapid assembly of PCB boards, reduce manual installation steps, reduce problems caused by manual assembly, and improve the assembly efficiency and quality of planar transformers.

[0004] The existing production equipment needs to repeatedly print the slurry onto the substrate, and the printed substrate needs to be sintered. The positioning effect of the production equipment is poor, and the substrate cannot be positioned quickly and effectively, which will cause the substrates produced by the front and back layers to shift, reduce the slurry printing accuracy, and reduce the thick film resistor stacking production effect, which cannot meet the use requirements. Summary of the invention

[0005] The purpose of the present invention is to provide an automated lamination production device and a precision positioning system for high-power thick film resistors, so as to solve the problem raised in the above background technology that the existing production device needs to repeatedly print the slurry onto the substrate, and the printed substrate needs to be sintered. The positioning effect of the production device is not good and the substrate cannot be positioned quickly and effectively, which will cause the substrates of the previous and subsequent lamination production to shift, reduce the slurry printing accuracy, reduce the lamination production effect of the thick film resistor, and cannot meet the use requirements.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automated lamination production device for high-power thick film resistors, comprising a device body, wherein conveying rollers are arranged inside both ends of the device body, two conveying rollers are arranged, and the conveying rollers are rotatably connected to the device body, a conveyor belt is arranged between the two conveying rollers, and the conveyor belt is transmission-connected to the conveyor rollers, a lamination platform is arranged above the device body, and the lamination platform is fixedly connected to the device body, the lamination platform is arranged in a U shape, a mounting frame is arranged above one side of the device body, and the mounting frame is fixedly connected to the device body, a second slide groove is arranged on the mounting frame, and one side of the mounting frame A crossbeam is arranged on the side, one end of the crossbeam extends to the interior of the second slide groove, and the crossbeam is slidably connected to the mounting frame, a third slide groove is arranged on the crossbeam, a moving seat is arranged on one side of the crossbeam, one end of the moving seat extends to the interior of the third slide groove, and the moving seat is slidably connected to the crossbeam, a suction cup assembly is arranged below the moving seat, a second electric push rod is arranged between the suction cup assembly and the moving seat, and the second electric push rod is fixedly connected to the suction cup assembly and the moving seat, a blocking frame, a pushing frame and a pushing block are arranged above the conveyor belt, and two pushing blocks are arranged, a control panel is arranged on one side of the device body, and the control panel is connected to the device body by screws.

[0007] Preferably, a first motor is provided on one side of the device body, and the first motor is connected to the device body by screws, the output end of the first motor is connected to one end of the conveying roller, shock-absorbing support frames are provided below both ends of the device body, two shock-absorbing support frames are provided, and the shock-absorbing support frames are connected to the device body by screws.

[0008] Preferably, a clamping block is provided above the stacking table, and there are four clamping blocks, which are arranged in a rectangular array above the stacking table. A first electric push rod is provided on one side of each of the four clamping blocks, and the first electric push rod is fixedly connected to the stacking table and the clamping block.

[0009] Preferably, an industrial camera is arranged on the top of the lamination platform, and the industrial camera is connected to the lamination platform by screws.

[0010] Preferably, a fourth electric push rod is provided below both ends of the baffle frame, two fourth electric push rods are provided, and the fourth electric push rods are fixedly connected to the device body and the baffle frame, a fifth electric push rod is provided on one side of the two push blocks, and the fifth electric push rod is fixedly connected to the device body and the push blocks, a first slide groove is provided on the side wall of the device body, a T-shaped seat is provided on both sides of the device body, one end of the T-shaped seat extends to the interior of the first slide groove, and the T-shaped seat is slidably connected to the device body, a telescopic cavity is provided inside the T-shaped seat, both ends of the push frame extend to the interior of the telescopic cavity, and the push frame is slidably connected to the T-shaped seat, a sixth electric push rod is provided inside the telescopic cavity, and the sixth electric push rod is fixedly connected to the push frame and the T-shaped seat, a third electric push rod is provided inside the first slide groove, and the third electric push rod is fixedly connected to the device body and the T-shaped seat.

[0011] Preferably, a second motor is provided on one side of the mounting frame, and the second motor is connected to the mounting frame by screws, a first ball screw is provided inside the second slide groove, and one end of the first ball screw is connected to the output end of the second motor, the first ball screw is connected to the crossbeam by a through thread, and the first ball screw is rotatably connected to the mounting frame.

[0012] Preferably, a third motor is provided at one end of the crossbeam, and the third motor is connected to the crossbeam by screws, a second ball screw is provided inside the third slide groove, and one end of the second ball screw is connected to the output end of the third motor, the second ball screw is connected to the movable seat by a through thread, and the second ball screw is rotatably connected to the crossbeam.

[0013] A precision positioning system for an automated lamination production device for high-power thick film resistors, comprising the following steps: Step 1: Place the substrate on the conveyor belt, turn on the first motor to drive the conveyor belt to move, and convey the substrate; Step 2: One end of the transported substrate contacts the stop frame to stop the first motor, drive the sixth electric push rod to drive the push frame to descend, and then drive the third electric push rod to drive the push frame to move along the first slide slot, and the push frame is pushed from the other end of the substrate; Step 3: driving the fifth electric push rod to drive the push block to move, the push block applies thrust from the side end surface of the substrate, and the substrate is positioned under the joint action of the blocking frame, the push frame and the push block; Step 4: Move the crossbeam along the second slide groove, move the moving seat along the third slide groove, place the suction cup assembly just above the substrate, drive the second electric push rod to drive the suction cup assembly to descend, suck the substrate through the suction cup assembly, and then transfer the substrate to the stacking table through the second motor and the second electric push rod; Step 5: Drive the first electric push rod to drive the clamping block to move, clamp the substrate with the help of the clamping block, and print the substrate. The printed substrate is transferred to the conveyor belt through the above step 4, and the first motor is turned on in the reverse direction to convey the printed substrate away; Step six: The industrial camera takes a picture of the conveyed substrate, and controls the first electric push rod, the second motor, the second electric push rod, the third electric push rod, the fifth electric push rod and the third motor accordingly according to the model of the substrate, so as to meet the precise positioning of substrates of different specifications.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The device of the invention is provided with a conveyor belt, a first motor, a conveyor roller, a baffle frame, a push frame, a T-shaped seat, a first slide groove, a third electric push rod, a fourth electric push rod, a push block, a fifth electric push rod and a sixth electric push rod. The first motor drives the conveyor roller to rotate, and the conveyor belt is driven to move with the rotation of the conveyor roller, so that the substrate is placed on the conveyor belt, and the substrate is transported with the transportation of the conveyor belt. The fourth electric push rod drives the baffle frame to rise and fall, and the sixth electric push rod drives the push frame to rise and fall, and the third electric push rod drives the T-shaped seat to move along the first slide groove, so that the push frame applies a thrust to the substrate, and the fifth electric push rod drives the push block to move, so that the push block applies a thrust from both sides of the substrate to quickly position the substrate. The device of the invention is provided with an industrial camera, a crossbeam, a second motor, a first ball screw, a suction cup assembly, a second electric push rod, a third motor, a second slide groove, a moving seat and a second ball screw. The second motor drives the first ball screw to rotate, and as the first ball screw rotates, the crossbeam is driven to move along, so as to move the suction cup assembly laterally. The third motor drives the second ball screw to rotate, and as the second ball screw rotates, the moving seat is driven to move along the third slide groove, so as to move the suction cup assembly longitudinally, and move the suction cup assembly to be directly above the positioned substrate. The second electric push rod drives the suction cup assembly to rise and fall, and the descending suction cup assembly absorbs the positioned substrate. The industrial camera shoots the conveyed substrate, and the first electric push rod, the second motor, the second electric push rod, the third electric push rod, the fifth electric push rod and the third motor are controlled accordingly according to the model of the substrate, so as to meet the precise positioning of substrates of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 A partial enlarged view of area A; Figure 3 For the present invention Figure 1 A partial enlarged view of area B; Figure 4 A diagram showing the connection relationship between the conveyor belt and the device body of the present invention; Figure 5A diagram showing the connection between the push frame and the device body of the present invention; Figure 6 This is a diagram showing the connection relationship between the crossbeam, the mounting frame and the movable seat of the present invention.

[0016] In the figure: 1. device body; 2. shock-absorbing support frame; 3. control panel; 4. conveyor belt; 5. first motor; 6. stacking table; 7. clamping block; 8. first electric push rod; 9. industrial camera; 10. mounting frame; 11. crossbeam; 12. second motor; 13. first ball screw; 14. suction cup assembly; 15. second electric push rod; 16. stop frame; 17. push frame; 18. T-shaped seat; 19. first slide; 20. third electric push rod; 21. fourth electric push rod; 22. push block; 23. fifth electric push rod; 24. third motor; 25. second slide; 26. moving seat; 27. third slide; 28. second ball screw; 29. ​​conveying roller; 30. telescopic cavity; 31. sixth electric push rod. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] See also Figure 1-6An embodiment of the present invention is as follows: an automated lamination production device for high-power thick film resistors, comprising a device body 1, wherein conveying rollers 29 are arranged inside both ends of the device body 1, wherein two conveying rollers 29 are arranged, and the conveying rollers 29 are rotatably connected to the device body 1, wherein a conveyor belt 4 is arranged between the two conveying rollers 29, and the conveyor belt 4 is transmission-connected to the conveying rollers 29, wherein a lamination platform 6 is arranged above the device body 1, and the lamination platform 6 is fixedly connected to the device body 1, and the lamination platform 6 is arranged in a U-shape, wherein a mounting frame 10 is arranged above one side of the device body 1, and the mounting frame 10 is fixedly connected to the device body 1, and a second slide groove 25 is arranged on the mounting frame 10, and a crossbeam 11 is arranged on one side of the mounting frame 10, wherein one end of the crossbeam 11 extends to the inside of the second slide groove 25, and the crossbeam 11 is slidably connected to the mounting frame 10, and a third slide groove 27 is arranged on the crossbeam 11, and a crossbeam 11 is arranged on one side of the crossbeam 11 There is a movable seat 26, one end of the movable seat 26 extends to the inside of the third slide groove 27, and the movable seat 26 is slidably connected to the crossbeam 11, a suction cup assembly 14 is arranged below the movable seat 26, a second electric push rod 15 is arranged between the suction cup assembly 14 and the movable seat 26, and the second electric push rod 15 is fixedly connected to the suction cup assembly 14 and the movable seat 26, a retaining frame 16, a push frame 17 and a push block 22 are arranged above the conveyor belt 4, and two push blocks 22 are arranged, a control panel 3 is arranged on one side of the device body 1, and the control panel 3 is connected to the device body 1 by screws, a first motor 5 is arranged on one side of the device body 1, and the first motor 5 is connected to the device body 1 by screws, and the output end of the first motor 5 is connected to one end of the conveying roller 29, and shock-absorbing support frames 2 are arranged below both ends of the device body 1, and two shock-absorbing support frames 2 are arranged, and the shock-absorbing support frames 2 are connected to the device body 1 by screws.

[0019] When in use: place the substrate on the conveyor belt 4, turn on the first motor 5 to drive the conveyor belt 4 to move, and convey the substrate. One end of the conveyed substrate contacts the stop frame 16 to stop the first motor 5, and the push frame 17 pushes from the other end of the substrate. The push block 22 applies a thrust from the side end surface of the substrate. Under the joint action of the stop frame 16, the push frame 17 and the push block 22, the substrate is positioned, the crossbeam 11 moves along the second slide groove 25, and the moving seat 26 moves along the third slide groove 27, and the suction cup assembly 14 is placed directly above the substrate, and the second electric push rod 15 is driven to drive the suction cup assembly 14 to descend, and the substrate is sucked by the suction cup assembly 14, and then the second motor 12 and the second electric push rod 15 are used to transfer the substrate to the laminating table 6 for fixing and printing. The printed substrate is then transferred to the conveyor belt 4 with the help of the suction cup assembly 14, and the first motor 5 is turned on in the reverse direction to convey the printed substrate away. Repeat the above operation to realize the automated lamination production of thick film resistors.

[0020] See also Figure 1A clamping block 7 is arranged above the stacking table 6. There are four clamping blocks 7, and the four clamping blocks 7 are arranged in a rectangular array above the stacking table 6. A first electric push rod 8 is arranged on one side of the four clamping blocks 7, and the first electric push rod 8 is fixedly connected to the stacking table 6 and the clamping block 7. The first electric push rod 8 drives the clamping block 7 to move, and the substrate is clamped and fixed by the clamping block 7 to ensure the stability of substrate stacking production.

[0021] See also Figure 1 , Figure 2 and Figure 5 , an industrial camera 9 is arranged on the top of the stacking platform 6, and the industrial camera 9 is connected to the stacking platform 6 by screws, a fourth electric push rod 21 is arranged below both ends of the blocking frame 16, two fourth electric push rods 21 are arranged, and the fourth electric push rod 21 is fixedly connected to the device body 1 and the blocking frame 16, a fifth electric push rod 23 is arranged on one side of the two push blocks 22, and the fifth electric push rod 23 is fixedly connected to the device body 1 and the push block 22, a first slide groove 19 is arranged on the side wall of the device body 1, a T-shaped seat 18 is arranged on both sides of the device body 1, one end of the T-shaped seat 18 extends to the inside of the first slide groove 19, and the T-shaped seat 18 is slidably connected to the device body 1, a telescopic cavity 30 is arranged inside the T-shaped seat 18, both ends of the push frame 17 extend to the inside of the telescopic cavity 30, and the push frame 17 is slidably connected to the T-shaped seat 18, and a sixth electric push rod 31 is arranged inside the telescopic cavity 30, The sixth electric push rod 31 is fixedly connected to the push frame 17 and the T-shaped seat 18, the third electric push rod 20 is arranged inside the first slide groove 19, and the third electric push rod 20 is fixedly connected to the device body 1 and the T-shaped seat 18, the fourth electric push rod 21 drives the blocking frame 16 to rise and fall, the sixth electric push rod 31 drives the push frame 17 to rise and fall, the third electric push rod 20 drives the T-shaped seat 18 to move along the first slide groove 19, so that the push frame 17 applies a thrust to the substrate, the fifth electric push rod 23 drives the push block 22 to move, so that the push block 22 applies a thrust from both side ends of the substrate to quickly position the substrate, the industrial camera 9 shoots the conveyed substrate, and the first electric push rod 8, the second motor 12, the second electric push rod 15, the third electric push rod 20, the fifth electric push rod 23 and the third motor 24 are controlled accordingly according to the model of the substrate, which can meet the precise positioning of substrates of different specifications.

[0022] See also Figure 1 , Figure 3 and Figure 6A second motor 12 is provided on one side of the mounting frame 10, and the second motor 12 is connected to the mounting frame 10 by screws, a first ball screw 13 is provided inside the second slide groove 25, and one end of the first ball screw 13 is connected to the output end of the second motor 12, the first ball screw 13 is threadedly connected to the cross beam 11, and the first ball screw 13 is rotatably connected to the mounting frame 10, a third motor 24 is provided at one end of the cross beam 11, and the third motor 24 is connected to the cross beam 11 by screws, and a second ball screw 2 is provided inside the third slide groove 27 8, and one end of the second ball screw 28 is connected to the output end of the third motor 24, the second ball screw 28 is threadedly connected to the moving seat 26, and the second ball screw 28 is rotatably connected to the crossbeam 11, the second motor 12 drives the first ball screw 13 to rotate, and as the first ball screw 13 rotates, the crossbeam 11 is driven to move along, and the suction cup assembly 14 is moved laterally, and the third motor 24 drives the second ball screw 28 to rotate, and as the second ball screw 28 rotates, the moving seat 26 is driven to move along the third slide groove 27, and the suction cup assembly 14 is moved longitudinally.

[0023] A precision positioning system for an automated lamination production device for high-power thick film resistors, comprising the following steps: Step 1: Place the substrate on the conveyor belt 4, turn on the first motor 5 to drive the conveyor belt 4 to move, and convey the substrate; Step 2: One end of the transported substrate contacts the stop frame 16 to stop the first motor 5, drive the sixth electric push rod 31 to drive the push frame 17 to descend, and then drive the third electric push rod 20 to drive the push frame 17 to move along the first slide groove 19, and the push frame 17 is pushed from the other end of the substrate; Step 3: Drive the fifth electric push rod 23 to drive the push block 22 to move, and the push block 22 applies a thrust from the side end surface of the substrate, and the substrate is positioned under the joint action of the blocking frame 16, the push frame 17 and the push block 22; Step 4: Move the crossbeam 11 along the second slide groove 25, move the moving seat 26 along the third slide groove 27, place the suction cup assembly 14 directly above the substrate, drive the second electric push rod 15 to drive the suction cup assembly 14 to descend, suck the substrate through the suction cup assembly 14, and then transfer the substrate to the lamination table 6 through the second motor 12 and the second electric push rod 15; Step 5: Drive the first electric push rod 8 to drive the clamp block 7 to move, clamp the substrate with the help of the clamp block 7, and print the substrate. The printed substrate is transferred to the conveyor belt 4 through the above step 4, and the first motor 5 is turned on in the reverse direction to convey the printed substrate away; Step six: the industrial camera 9 takes a picture of the transported substrate, and controls the first electric push rod 8, the second motor 12, the second electric push rod 15, the third electric push rod 20, the fifth electric push rod 23 and the third motor 24 accordingly according to the model of the substrate, so as to meet the precise positioning of substrates of different specifications.

[0024] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automated lamination production device for high-power thick film resistors, comprising a device body (1), characterized in that: Conveying rollers (29) are arranged inside both ends of the device body (1), two conveying rollers (29) are arranged, and the conveying rollers (29) are rotatably connected to the device body (1), a conveying belt (4) is arranged between the two conveying rollers (29), and the conveying belt (4) is transmission-connected to the conveying rollers (29), a stacking table (6) is arranged above the device body (1), and the stacking table (6) is fixedly connected to the device body (1), the stacking table (6) is arranged in a U-shape, a mounting frame (10) is arranged above one side of the device body (1), and the mounting frame (10) is fixedly connected to the device body (1), a second slide groove (25) is arranged on the mounting frame (10), and a crossbeam (11) is arranged on one side of the mounting frame (10), one end of the crossbeam (11) extends to the inside of the second slide groove (25), and the crossbeam (11) is connected to the device body (11). The mounting frame (10) is slidably connected, a third slide groove (27) is provided on the cross beam (11), a movable seat (26) is provided on one side of the cross beam (11), one end of the movable seat (26) extends to the inside of the third slide groove (27), and the movable seat (26) is slidably connected to the cross beam (11), a suction cup assembly (14) is provided below the movable seat (26), a second electric push rod (15) is provided between the suction cup assembly (14) and the movable seat (26), and the second electric push rod (15) is fixedly connected to the suction cup assembly (14) and the movable seat (26), a retaining frame (16), a push frame (17) and a push block (22) are provided above the conveyor belt (4), and two push blocks (22) are provided, and a control panel (3) is provided on one side of the device body (1), and the control panel (3) is connected to the device body (1) by screws.

2. The automated lamination production device for high-power thick film resistors according to claim 1, characterized in that: A first motor (5) is provided on one side of the device body (1), and the first motor (5) is connected to the device body (1) by means of screws; an output end of the first motor (5) is connected to one end of a conveying roller (29); shock-absorbing support frames (2) are provided below both ends of the device body (1); two shock-absorbing support frames (2) are provided, and the shock-absorbing support frames (2) are connected to the device body (1) by means of screws.

3. The automated lamination production device for high-power thick film resistors according to claim 2, characterized in that: A clamping block (7) is arranged above the lamination platform (6), and four clamping blocks (7) are arranged in a rectangular array above the lamination platform (6). A first electric push rod (8) is arranged on one side of each of the four clamping blocks (7), and the first electric push rod (8) is fixedly connected to the lamination platform (6) and the clamping block (7).

4. The automated lamination production device for high-power thick film resistors according to claim 3, characterized in that: An industrial camera (9) is arranged on the top of the lamination platform (6), and the industrial camera (9) is connected to the lamination platform (6) via screws.

5. The automated lamination production device for high-power thick film resistors according to claim 4, characterized in that: A fourth electric push rod (21) is provided below both ends of the retaining frame (16), two fourth electric push rods (21) are provided, and the fourth electric push rods (21) are fixedly connected to the device body (1) and the retaining frame (16), a fifth electric push rod (23) is provided on one side of the two push blocks (22), and the fifth electric push rod (23) is fixedly connected to the device body (1) and the push block (22), a first slide groove (19) is provided on the side wall of the device body (1), and a T-shaped seat (18) is provided on both sides of the device body (1), and one end of the T-shaped seat (18) extends to the inside of the first slide groove (19). The invention relates to a device body (1), wherein the T-shaped seat (18) is provided with a telescopic cavity (30) inside, both ends of the push frame (17) extend into the inside of the telescopic cavity (30), and the push frame (17) is slidably connected to the T-shaped seat (18), a sixth electric push rod (31) is provided inside the telescopic cavity (30), and the sixth electric push rod (31) is fixedly connected to the push frame (17) and the T-shaped seat (18), and a third electric push rod (20) is provided inside the first slide groove (19), and the third electric push rod (20) is fixedly connected to the device body (1) and the T-shaped seat (18).

6. The automated lamination production device for high-power thick film resistors according to claim 5, characterized in that: A second motor (12) is disposed on one side of the mounting frame (10), and the second motor (12) is connected to the mounting frame (10) via screws; a first ball screw (13) is disposed inside the second slide groove (25), and one end of the first ball screw (13) is connected to an output end of the second motor (12); the first ball screw (13) is threadedly connected to the crossbeam (11), and the first ball screw (13) is rotatably connected to the mounting frame (10).

7. The automated lamination production device for high-power thick film resistors according to claim 6, characterized in that: A third motor (24) is disposed at one end of the crossbeam (11), and the third motor (24) is connected to the crossbeam (11) via a screw, a second ball screw (28) is disposed inside the third slide groove (27), and one end of the second ball screw (28) is connected to an output end of the third motor (24), the second ball screw (28) is threadedly connected to the movable seat (26), and the second ball screw (28) is rotatably connected to the crossbeam (11).

8. The precision positioning system of the automated lamination production device for high-power thick film resistors according to claim 7, characterized in that: The following steps are involved: Step 1: placing the substrate on the conveyor belt (4), turning on the first motor (5) to drive the conveyor belt (4) to move, and conveying the substrate; Step 2: One end of the transported substrate contacts the stop frame (16) to stop the first motor (5), drive the sixth electric push rod (31) to drive the push frame (17) to descend, and then drive the third electric push rod (20) to drive the push frame (17) to move along the first slide groove (19), and the push frame (17) is pushed from the other end of the substrate; Step 3: driving the fifth electric push rod (23) to drive the push block (22) to move, the push block (22) applies a thrust from the side end surface of the substrate, and the substrate is positioned under the joint action of the retaining frame (16), the push frame (17) and the push block (22); Step 4: Move the crossbeam (11) along the second slide groove (25), move the moving seat (26) along the third slide groove (27), place the suction cup assembly (14) directly above the substrate, drive the second electric push rod (15) to drive the suction cup assembly (14) to descend, suck up the substrate through the suction cup assembly (14), and then transfer the substrate to the lamination table (6) through the second motor (12) and the second electric push rod (15); Step 5: driving the first electric push rod (8) to drive the clamping block (7) to move, clamping and fixing the substrate with the help of the clamping block (7), and printing the substrate. The printed substrate is transferred to the conveyor belt (4) through the above step 4, and the first motor (5) is turned on in the reverse direction to convey the printed substrate away; Step six: The industrial camera (9) takes a picture of the transported substrate, and controls the first electric push rod (8), the second motor (12), the second electric push rod (15), the third electric push rod (20), the fifth electric push rod (23) and the third motor (24) accordingly according to the model of the substrate, so as to meet the precise positioning of substrates of different specifications.

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