Anti-offset PCB jig

Abstract

The utility model discloses an anti-offset PCB (printed circuit board) jig, which comprises a jig body, the lower end of the jig body is fixedly connected with an annular iron block, a magnetic seat is adsorbed on the outer side of the annular iron block, and a controller is arranged on the outer side of the jig body. The adjusting assembly is driven by the double-shaft motor to adjust the position of the baffle, in the using process of the double-shaft motor, the position of the baffle is controlled, the situation that the baffle moves in the using process and influences machining work is prevented, meanwhile, the double-shaft motor is adopted, and the situation that two screw rods are not synchronous and the machine is stuck can be avoided; the telescopic rod controls the height of the rubber roller, in the lifting process, the spring plays a buffering role, the situation that force of the telescopic rod directly acts on a plate through the rubber roller and the plate is damaged is avoided, the plates with different thicknesses are machined through the rubber roller with the adjustable height, and universality is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board fixtures, in particular to an anti-deviating PCB board fixture. Background Art

[0002] Anti-deviation PCB fixture is a device used to fix and position PCB boards, which can prevent PCB boards from deflecting or moving during the manufacturing process. This fixture is usually composed of high-precision clamps and positioning systems to ensure that the PCB boards maintain the correct position and posture during processing, assembly and testing.

[0003] The prior art provides a welding jig for PCB processing that is not easy to deflect (Announcement No.: CN213694347U), the device includes a jig body and a fixed seat, the upper end of the jig body is provided with an open slot, the open slot is rotatably connected with rubber rollers distributed at equal distances, the upper sides of the front and rear ends of the open slot are provided with guide slots, the inner side of the guide slot is provided with a limit slot, the limit slot is slidably connected with a limit block, a baffle is fixedly connected between the limit block and another limit block, the upper end of the fixed seat is provided with an annular slot, the lower end of the jig body is fixedly connected with an annular sliding plate, the jig body and the upper end of the baffle are fixedly connected with threaded rods distributed at equal distances, and a pressure block is movably connected to the outer side of the threaded rod. The welding jig for PCB processing that is not easy to deflect improves the versatility of the welding jig, reduces the friction when the PCB board moves, improves the stability of the PCB board, effectively prevents the PCB board from deflecting, thereby performing welding at different positions on the PCB board and ensuring the stability of the position of the jig body.

[0004] However, the device still has the following defects:

[0005] When the device is in use, the device uses a baffle to limit the plate, but the baffle is not limited. During processing, the baffle may move, the stability of the plate is not high, and processing accidents are prone to occur. The height of the baffle and the rubber roller in the device is fixed, and the thickness of the plate that can be processed is fixed, which is not conducive to the processing of different plates. Therefore, we need to propose an anti-offset PCB board fixture. Utility Model Content

[0006] The purpose of the utility model is to provide an anti-deviated PCB board fixture, which changes the moving mode of the baffle, controls the movement of the baffle by a screw, controls the position of the baffle by a dual-axis motor, and sets a rubber roller on a movable mounting bar so that the thickness of the processed plate can be adjusted to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] An anti-deviation PCB board fixture comprises a fixture body, a ring-shaped iron block is fixedly connected to the lower end of the fixture body, a magnetic seat is adsorbed on the outer side of the ring-shaped iron block, a controller is arranged on the outer side of the fixture body, an adjustment component is arranged on the fixture body, a lifting component is arranged inside the fixture body, the upper end of the fixture body contacts with a pressure plate, the upper end of the fixture body is fixedly connected with a fixing rod, the fixing rod contacts with the pressure plate, the upper end of the pressure plate contacts with a fixing nut, and the fixing nut is connected to the fixing rod through a thread.

[0009] Preferably, the adjustment assembly includes a mounting block, the outer side of the fixture body is fixedly connected with the mounting block, the inner bottom end of the mounting block is fixedly connected with a dual-axis motor, the dual-axis motor is linearly connected to the controller, a connecting rod is fixedly connected to the output shaft of the dual-axis motor, the outer side of the connecting rod is connected to a support plate via a bearing, the support plate is fixedly connected to the mounting block, the outer side of the connecting rod is fixedly connected with a first gear, and the outer side of the first gear is meshed with a second gear.

[0010] Preferably, the lifting assembly includes a telescopic rod, the interior of the jig body is fixedly connected with the telescopic rod, the telescopic rod is linearly connected to the controller, the output end of the telescopic rod is fixedly connected with a movable plate, the upper end of the movable plate is provided with a spring, the interior of the jig body is slidably connected with a mounting bar, and the interior of the mounting bar is connected to a rubber roller via a bearing.

[0011] Preferably, a screw is fixedly connected to the outer side of the second gear, and the screw is connected to the fixture body via a bearing.

[0012] Preferably, the outer side of the screw is connected to a baffle via a thread, and the baffle is slidably connected to the fixture body.

[0013] Preferably, one end of the spring is fixedly connected to a moving plate, and the other end of the spring is fixedly connected to a mounting bar.

[0014] Preferably, the rubber roller is in contact with the pressing plate, and the rubber roller is fixedly connected to the fixing rod.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model sets an adjustment component, and drives the adjustment component through a double-axis motor to adjust the position of the baffle. During use, the double-axis motor controls the position of the baffle to prevent the baffle from moving during use and affecting the processing work. At the same time, the use of the double-axis motor can avoid the two screws from being out of sync and causing the machine to get stuck. A telescopic rod is set in the device, and the telescopic rod controls the height of the rubber roller. During the lifting process, the spring plays a buffering role to prevent the force of the telescopic rod from directly acting on the plate through the rubber roller and causing damage to the plate. The plate with different thicknesses can be processed through the rubber roller with adjustable height, and the versatility is enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the expansion of the utility model;

[0019] Figure 3 Practical Figure 2 A magnified view of area A in;

[0020] Figure 4 Practical Figure 2 A magnified view of area B in FIG.

[0021] Figure 5 Practical Figure 2 Magnified view of area C in .

[0022] In the figure: 1. fixture body; 2. annular iron block; 3. magnetic seat; 4. controller; 5. adjustment assembly; 51. mounting block; 52. dual-axis motor; 53. connecting rod; 54. support plate; 55. first gear; 56. second gear; 57. screw; 58. baffle; 6. lifting assembly; 61. telescopic rod; 62. moving plate; 63. spring; 64. mounting strip; 65. rubber roller; 7. pressure plate; 8. fixing rod; 9. fixing nut. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-5 , the utility model provides a technical solution:

[0025] The anti-deviation type PCB board fixture comprises a fixture body 1, a ring-shaped iron block 2 is fixedly connected to the lower end of the fixture body 1, a magnetic seat 3 is adsorbed on the outer side of the ring-shaped iron block 2, a controller 4 is arranged on the outer side of the fixture body 1, an adjustment component 5 is arranged on the fixture body 1, a lifting component 6 is arranged inside the fixture body 1, the upper end of the fixture body 1 contacts with a pressing plate 7, the upper end of the fixture body 1 is fixedly connected with a fixing rod 8, the fixing rod 8 contacts with the pressing plate 7, the upper end of the pressing plate 7 contacts with a fixing nut 9, and the fixing nut 9 is connected to the fixing rod 8 through threads.

[0026] The adjustment component 5 includes a mounting block 51, the outer side of the fixture body 1 is fixedly connected with the mounting block 51, the inner bottom end of the mounting block 51 is fixedly connected with a dual-axis motor 52, the dual-axis motor 52 is linearly connected to the controller 4, a connecting rod 53 is fixedly connected to the output shaft of the dual-axis motor 52, the outer side of the connecting rod 53 is connected to a support plate 54 through a bearing, the support plate 54 is fixedly connected to the mounting block 51, the outer side of the connecting rod 53 is fixedly connected with a first gear 55, and the outer side of the first gear 55 is meshed with a second gear 56.

[0027] The lifting assembly 6 includes a telescopic rod 61, which is fixedly connected to the inside of the fixture body 1, and the telescopic rod 61 is linearly connected to the controller 4. A moving plate 62 is fixedly connected to the output end of the telescopic rod 61, and a spring 63 is provided at the upper end of the moving plate 62. A mounting bar 64 is slidably connected to the inside of the fixture body 1, and a rubber roller 65 is connected to the inside of the mounting bar 64 through a bearing.

[0028] A screw rod 57 is fixedly connected to the outer side of the second gear 56 , and the screw rod 57 is connected to the fixture body 1 via a bearing.

[0029] Through the design of the second gear 56 , the second gear 56 cooperates with the first gear 55 to transmit the force of the dual-axis motor 52 .

[0030] The outer side of the screw rod 57 is connected to a baffle plate 58 via threads, and the baffle plate 58 is slidably connected to the fixture body 1 .

[0031] Through the design of the screw rod 57 , the screw rod 57 and the baffle plate 58 move through the threaded motion to control the movement of the baffle plate 58 .

[0032] One end of the spring 63 is fixedly connected to the moving plate 62 , and the other end of the spring 63 is fixedly connected to the mounting bar 64 .

[0033] Through the design of the spring 63, the spring 63 plays a buffering role during the raising process of the rubber roller 65, so as to prevent the force of the telescopic rod 61 from directly acting on the plate through the rubber roller 65 and causing damage to the plate.

[0034] The rubber roller 65 contacts the pressing plate 7 , and the rubber roller 65 is fixedly connected to the fixing rod 8 .

[0035] Working principle: When the utility model is used, the annular iron block 2 is installed inside the magnetic seat 3, the fixture body 1 rotates in the magnetic seat 3 through the annular iron block 2, the plate is placed above the rubber roller 65, and the controller 4 controls the double-axis motor 52 to rotate. The double-axis motor 52 drives the first gear 55 to rotate through the connecting rod 53, and the first gear 55 and the second gear 56 are transmitted. The screw 57 rotates with the second gear 56, and the screw 57 and the baffle 58 move threadedly, and the baffle 58 is controlled to clamp the plate. A rubber plate is provided at one end of the baffle 58 close to the plate to protect the plate. The pressing plate 7 is installed on the plate, and the fixing nut 9 is installed on the fixing rod 8 to fix the pressing plate 7, thereby fixing the plate;

[0036] When processing plates of different thicknesses, the telescopic rod 61 is retracted, and the movable plate 62 drives the spring 63, the mounting strip 64 and the rubber roller 65 to move downward, and the plate is placed on the rubber roller 65. The telescopic rod 61 is extended upward and adjusted to a thickness suitable for the plate. The spring 63 plays a buffering role during the raising process of the rubber roller 65 to prevent the force of the telescopic rod 61 from directly acting on the plate through the rubber roller 65 and causing damage to the plate.

[0037] 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 anti-deviating PCB board fixture, comprising a fixture body (1), characterized in that: The lower end of the jig body (1) is fixedly connected to an annular iron block (2), the outer side of the annular iron block (2) is adsorbed with a magnetic seat (3), the outer side of the jig body (1) is provided with a controller (4), the jig body (1) is provided with an adjustment component (5), the inside of the jig body (1) is provided with a lifting component (6), the upper end of the jig body (1) is in contact with a pressing plate (7), the upper end of the jig body (1) is fixedly connected to a fixing rod (8), the fixing rod (8) is in contact with the pressing plate (7), the upper end of the pressing plate (7) is in contact with a fixing nut (9), and the fixing nut (9) is connected to the fixing rod (8) by threads.

2. The anti-deviated PCB board fixture according to claim 1, characterized in that: The adjustment component (5) comprises a mounting block (51), the outer side of the fixture body (1) is fixedly connected to the mounting block (51), the inner bottom end of the mounting block (51) is fixedly connected to a dual-axis motor (52), the dual-axis motor (52) is linearly connected to the controller (4), a connecting rod (53) is fixedly connected to the output shaft of the dual-axis motor (52), the outer side of the connecting rod (53) is connected to a support plate (54) via a bearing, the support plate (54) is fixedly connected to the mounting block (51), the outer side of the connecting rod (53) is fixedly connected to a first gear (55), and the outer side of the first gear (55) is meshed with a second gear (56).

3. The anti-deviated PCB board fixture according to claim 1, characterized in that: The lifting assembly (6) comprises a telescopic rod (61), the interior of the jig body (1) is fixedly connected with the telescopic rod (61), the telescopic rod (61) is linearly connected to the controller (4), the output end of the telescopic rod (61) is fixedly connected with a moving plate (62), the upper end of the moving plate (62) is provided with a spring (63), the interior of the jig body (1) is slidably connected with a mounting bar (64), and the interior of the mounting bar (64) is connected with a rubber roller (65) via a bearing.

4. The anti-deviation PCB board fixture according to claim 2, characterized in that: A screw rod (57) is fixedly connected to the outer side of the second gear (56), and the screw rod (57) is connected to the fixture body (1) via a bearing.

5. The anti-deviated PCB board fixture according to claim 4, characterized in that: The outer side of the screw rod (57) is connected to a baffle plate (58) via a thread, and the baffle plate (58) is slidably connected to the fixture body (1).

6. The anti-deviation PCB board fixture according to claim 3, characterized in that: One end of the spring (63) is fixedly connected to the moving plate (62), and the other end of the spring (63) is fixedly connected to the mounting bar (64).

7. The anti-deviation PCB board fixture according to claim 3, characterized in that: The rubber roller (65) is in contact with the pressure plate (7), and the rubber roller (65) is fixedly connected to the fixing rod (8).

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