Fixing clamp for circuit board production

Abstract

The utility model discloses a fixing clamp for circuit board production, and relates to the technical field of circuit board processing, the fixing clamp comprises a base and a driving assembly arranged on one side of the base, the top of the base is movably provided with a main clamping seat, one side of the main clamping seat is provided with a mounting groove, a first screw rod is rotatably inserted in the mounting groove, and a second screw rod is inserted in the first screw rod. A driving motor is fixedly mounted at the top of the main clamping seat; according to the utility model, the rotating motor is started to drive the bidirectional screw rod to rotate and drive the two main clamping seats to clamp the circuit board, when the side edge of the circuit board is short, the clamping positions of the main clamping seats and the auxiliary clamping seats are concentrated, and when the size of the circuit board is large and the side edge is long, the driving motor is started to enable the first screw rod to rotate in the mounting groove; the two extending bases on one side of the main clamping base get close to each other, the extending plates rotate to drive the auxiliary clamping bases to be away from the main clamping base, the clamping point positions are extended, the clamping stability is improved, and synchronous movement of the auxiliary clamping bases on the two sides of the main clamping base is achieved by arranging a belt wheel and a belt for transmission.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board processing technical field, concretely is a kind of fixed clamp for circuit board production. BACKGROUND

[0002] The name of circuit board has: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high-frequency board, thick copper plate, impedance board, PCB, super-thin circuit board, super-thin circuit board, printing (copper etching technology) circuit board etc., circuit board miniaturizes, visualizes, and plays an important role in the batch production and optimization of fixed circuit and electric appliance layout.

[0003] The prior art patent (publication number CN220043778U) discloses a kind of integrated circuit board production and processing fixed device, by starting drive motor and drives screw rotation, so that movable block moves on screw and fixed rod, by support rod, the limit frame of both ends is moved towards, until the other end of integrated circuit board is extruded and fixed in the limit frame of other end, according to the length of integrated circuit board, the position of two limit frames is adjusted, so that integrated circuit board is fixed and clamped, the applicable range increases.

[0004] But the fixed device for integrated circuit board production and processing of the above design when in use, by drive limit frame centering movement, clamping and fixing circuit board, limit frame is often set to fixed size, and the clamping point of limit frame is only one, and when clamping, only the certain place of circuit board has clamping force, when the size of part is different, to avoid that the clamping force is not enough to cause circuit board to vibrate in production and processing process, different size clamps are often replaced to adapt to the size of circuit board, and then the workpiece is clamped and fixed, involves a series of clamping processes such as disassembly, replacement and reinstallation, this series of processes increases the clamping time, in turn leads to the processing time of the whole workpiece to be prolonged, increases the operation steps of operator, reduces the overall production efficiency to some extent. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of fixed clamp for circuit board production to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides a kind of fixed clamp for circuit board production, including base and the drive component of being arranged in the one side of base, the top of base is movably provided with main holder, the side of main holder is equipped with installation groove, the inside rotation of installation groove is inserted with first screw rod, the top of main holder is fixedly installed with drive motor, the drive end of drive motor is fixedly connected with first screw rod, the outside of first screw rod is threadedly connected with extension base, extension base is slidably arranged in the inside of installation groove, the side of extension base away from installation groove is movably provided with extension plate, the one end of extension plate is movably connected with auxiliary holder.

[0007] Further, the number of the first screw rod is two, the two first screw rods are rotatably arranged on the two sides of the main holder, the top of the main holder is fixedly installed with a mounting plate, the drive motor is fixedly installed on the top of the mounting plate, the top of the main holder is rotatably connected with a belt pulley, the bottom of the belt pulley is connected with a first rotating shaft, the first rotating shaft is fixedly connected with the first screw rod, the number of the belt pulley is two, and the two belt pulleys are commonly tensioned with a belt.

[0008] Further, the drive component includes a rotating motor fixedly installed on one side of the base, a sliding groove is formed in the middle of the base, a bidirectional screw rod is rotatably arranged in the sliding groove, the drive end of the rotating motor is fixedly connected with the bidirectional screw rod, the outside of the bidirectional screw rod is threadedly connected with a support base, the top of the support base is fixedly connected with a vertical plate, and the vertical plate is fixedly connected with the main holder.

[0009] Further, the side of the vertical plate close to the main holder is fixedly installed with a damper, one end of the damper is fixedly connected with the main holder, the outside of the damper is sleeved with a damping spring, one end of the damping spring is fixedly connected with the main holder, and the other end of the damping spring is fixedly connected with the vertical plate.

[0010] Further, the side of the support base is connected with a first guide sliding block, a first guide sliding groove is formed in one side of the sliding groove, and the first guide sliding block is slidably connected with the first guide sliding groove.

[0011] Further, the side of the extension base close to the auxiliary holder is fixedly installed with a mounting seat, a second rotating shaft is fixedly installed in the mounting seat, and the extension plate is movably sleeved on the outside of the second rotating shaft.

[0012] Further, the bottom of the extension base is connected with a second guide sliding block, a second guide sliding groove is formed in one side of the inner wall of the installation groove, and the second guide sliding block is slidably connected with the second guide sliding groove.

[0013] Further, the number of the main holder is two, and the two main holders are symmetrically arranged on the two sides of the base with the vertical axis of the base as the center.

[0014] Compared with the prior art, the utility model discloses the beneficial effects are: starting rotary motor drive bidirectional screw rotation, make two support seat slide in the sliding groove, drive two main clamping seat relative close to hold circuit board, when the circuit board side edge is shorter, the clamping position of concentrated main clamping seat and auxiliary clamping seat, when the circuit board size is big, and the side edge length is longer, start drive motor and make first screw rotate in the installation groove, let two extension seat of main clamping seat one side be close to each other, make extension board rotation drive auxiliary clamping seat away from main clamping seat, extend clamping point, promote the stability of clamping, and set up pulley and belt drive, realize the synchronous movement of the auxiliary clamping seat of main clamping seat two sides. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the three-dimensional structure schematic diagram of the utility model bidirectional screw outside;

[0017] Figure 3 It is the three-dimensional structure schematic diagram of the utility model main clamping seat;

[0018] Figure 4 It is Figure 2 The enlarged view of A in the middle.

[0019] In the drawing: 1, base;2, rotary motor;3, vertical board;4, support seat;5, sliding groove;6, bidirectional screw;7, first guide sliding block;8, main clamping seat;9, auxiliary clamping seat;10, drive motor;11, pulley;12, belt;13, extension seat;14, mounting seat;15, first screw;16, extension board;17, damper;18, damping spring;19, installation groove. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be apparently and completely described below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts are within the protection scope of the utility model.

[0021] Please refer to Figures 1-4The utility model provides a technical scheme: including base 1 and drive assembly of setting in one side of base 1, the top of base 1 swingly provided with main clamp seat 8, the one side of main clamp seat 8 is provided with installation groove 19, the inside rotation of installation groove 19 is inserted with first screw rod 15, the top of main clamp seat 8 is fixedly installed with drive motor 10, and the drive end of drive motor 10 is fixedly connected with first screw rod 15, and the outside thread sleeve of first screw rod 15 is connected with extension seat 13, and extension seat 13 is slidably arranged in the inside of installation groove 19, and the one side of extension seat 13 away from installation groove 19 is swingly provided with extension plate 16, and the one end of extension plate 16 is swingly connected with auxiliary clamp seat 9, and the number of main clamp seat 8 is provided with two, and two main clamp seats 8 are symmetrically arranged on the both sides of base 1 with the vertical axis of base 1 as the center.

[0022] Need to explain is that recess is set up in main clamp seat 8 and auxiliary clamp seat 9, when the main clamp seat 8 and auxiliary clamp seat 9 of two sides are close to each other, the circuit board can be connected in recess, and the stability of the circuit board clamping is improved through recess.

[0023] When the size of the circuit board is larger and the side length is longer, the staff can start the drive motor 10, drive the first screw rod 15 to rotate in the installation groove 19, the two installation grooves 19 are provided on the both sides of the main clamp seat 8, the same first screw rod 15 is inserted in the two installation grooves 19 on one side, the two extension seats 13 are symmetrically arranged in the two installation grooves 19, when the first screw rod 15 rotates, the two extension seats 13 on one side of the main clamp seat 8 approach each other, one end of the extension plate 16 rotates on the mounting seat 14 with the movement of the extension seat 13, the other end of the extension plate 16 moves synchronously, the auxiliary clamp seat 9 moves away from the main clamp seat 8, the clamping point of the side of the circuit board is extended, the auxiliary clamp seat 9 can be extended to the appropriate position of the side of the circuit board to be processed, and the stability of the circuit board clamping is improved.

[0024] Referring to Figure 3 The number of the first screw rod 15 is two, the two first screw rods 15 are rotatably arranged on the both sides of the main clamp seat 8, the mounting plate is fixedly installed on the top of the main clamp seat 8, the drive motor 10 is fixedly installed on the top of the mounting plate, the belt pulley 11 is rotatably connected to the top of the main clamp seat 8, the first shaft is connected to the bottom of the belt pulley 11, the first shaft is fixedly connected to the first screw rod 15, the number of the belt pulley 11 is two, and the belt 12 is tightly connected to the two belt pulleys 11.

[0025] By setting the pulley 11 and the belt 12, the top side of the main clamp holder 8 is provided with an "L" shaped mounting plate, the drive motor 10 is installed on the top of the "L" shaped mounting plate, the pulley 11 is installed on the bottom of the "L" shaped mounting plate, the pulley 11 is provided with two, the two pulleys 11 are respectively arranged on the top of the two sides of the main clamp holder 8, when the position of the auxiliary clamp holder 9 is adjusted, the drive motor 10 can be started to drive the first screw 15 to rotate, the pulley 11 is coaxially driven with the first screw 15, the drive motor 10 is started to drive the pulley 11 arranged below the drive motor 10 to rotate, the pulley 11 drives the pulley 11 symmetrically arranged on the other side of the top of the main clamp holder 8 to rotate through the belt 12, so that the auxiliary clamp holder 9 on the two sides of the main clamp holder 8 can move synchronously on the two sides of the main clamp holder 8.

[0026] Referring to Figure 1 and Figure 2 , the drive assembly comprises a rotating motor 2 fixedly installed on one side of the base 1, a sliding groove 5 is formed in the middle of the base 1, a bidirectional screw 6 is rotatably arranged in the sliding groove 5, the driving end of the rotating motor 2 is fixedly connected with the bidirectional screw 6, the outer side of the bidirectional screw 6 is threadedly connected with a support seat 4, the top of the support seat 4 is fixedly connected with a vertical plate 3, and the vertical plate 3 is fixedly connected with the main clamp holder 8.

[0027] By setting the drive assembly, the rotating motor 2 is started, the rotating motor 2 drives the bidirectional screw 6 to rotate, the two support seats 4 slide in the sliding groove 5, relatively move along the bidirectional screw 6, and the two main clamp holders 8 are relatively close to each other to clamp and fix the circuit board.

[0028] Referring to Figure 2 and Figure 4 , the side of the vertical plate 3 close to the main clamp holder 8 is fixedly installed with a damper 17, one end of the damper 17 is fixedly connected with the main clamp holder 8, the outer side of the damper 17 is sleeved with a damping spring 18, one end of the damping spring 18 is fixedly connected with the main clamp holder 8, and the other end of the damping spring 18 is fixedly connected with the vertical plate 3.

[0029] By setting the plurality of dampers 17 and damping springs 18, the dampers 17 and the damping springs 18 are arranged at the four corners of one side of the main clamp holder 8, when the main clamp holder 8 moves with the support seat 4, the impact force when the two main clamp holders 8 are close to each other is buffered through the elastic deformation of the dampers 17 and the damping springs 18, and the circuit board is prevented from being damaged during clamping.

[0030] Referring to Figure 2 , one side of the support seat 4 is connected with a first guide sliding block 7, one side of the sliding groove 5 is provided with a first guide sliding groove, and the first guide sliding block 7 is slidably connected with the first guide sliding groove.

[0031] By setting the first guide sliding block 7 and the first guide sliding groove in sliding connection, the stability of the support seat 4 in sliding in the sliding groove 5 is facilitated.

[0032] Referring to Figure 3 The installation seat 14 is fixedly installed on one side of the auxiliary clamping seat 9 close to the main clamping seat 8, and a second rotating shaft is fixedly installed in the installation seat 14. The extension plate 16 is movably sleeved on the outside of the second rotating shaft.

[0033] A plurality of groups of installation seats 14 are arranged on the installation seat 14, and the auxiliary clamping seat 9 is provided with the installation seat 14 on the side close to the main clamping seat 8, so that the extension plate 16 can rotate, and the two ends of the extension plate 16 are rotatably connected with the installation seat 14.

[0034] Referring to Figure 3 The bottom of the extension seat 13 is connected with a second guide sliding block, and a second guide sliding groove is formed in the inner wall of the installation groove 19 on one side. The second guide sliding block is slidably connected with the second guide sliding groove.

[0035] The second guide sliding block and the second guide sliding groove are slidably connected, so as to improve the stability of the extension seat 13 in the installation groove 19.

[0036] Working principle: when the device is used, the rotating motor 2 is started, the rotating motor 2 drives the bidirectional screw rod 6 to rotate, the two supporting seats 4 slide in the sliding groove 5, and the two main clamping seats 8 are relatively close to each other, so that the circuit board is clamped and fixed. When the size of the circuit board is larger and the side length is longer, the staff can start the driving motor 10 to drive the first screw rod 15 to rotate in the installation groove 19. The two extension seats 13 are symmetrically arranged in the two installation grooves 19. When the first screw rod 15 rotates, the two extension seats 13 on one side of the main clamping seat 8 are close to each other. One end of the extension plate 16 rotates on the installation seat 14 with the movement of the extension seat 13, and the other end of the extension plate 16 moves synchronously, so that the auxiliary clamping seat 9 moves away from the main clamping seat 8. The clamping point of the side edge of the circuit board is extended when the circuit board is clamped and fixed, so that the auxiliary clamping seat 9 can be extended to the appropriate position of the side edge of the circuit board to be processed, and the stability of the circuit board during clamping is improved.

[0037] When adjusting the position of the auxiliary clamping seat 9, the driving motor 10 is started to drive the first screw rod 15 to rotate. The pulley 11 is coaxially driven with the first screw rod 15. The driving motor 10 is started to drive the pulley 11 arranged below the driving motor 10 to rotate. The pulley 11 drives the pulley 11 symmetrically arranged on the other side of the top of the main clamping seat 8 to rotate, so that the auxiliary clamping seats 9 on both sides of the main clamping seat 8 can move synchronously.

Claims

1. A fixing clamp for a circuit board production, comprising a base (1) and a driving assembly arranged on one side of the base (1), characterized in that: The top of the base (1) is movably provided with a main clamping seat (8), one side of the main clamping seat (8) is provided with a mounting groove (19), the inside of the mounting groove (19) is rotatably connected with a first screw rod (15), the top of the main clamping seat (8) is fixedly connected with a driving motor (10), the driving end of the driving motor (10) is fixedly connected with the first screw rod (15), the outside of the first screw rod (15) is threadedly connected with an extension seat (13), the extension seat (13) is slidably arranged in the mounting groove (19), the side, away from the mounting groove (19), of the extension seat (13) is movably provided with an extension plate (16), one end of the extension plate (16) is movably connected with an auxiliary clamping seat (9).

2. The fixing jig for producing a circuit board according to claim 1, wherein: The number of the first screw rod (15) is two, the two first screw rods (15) are rotatably arranged on the two sides of the main clamping seat (8), the top of the main clamping seat (8) is fixedly connected with a mounting plate, the driving motor (10) is fixedly connected on the top of the mounting plate, the top of the main clamping seat (8) is rotatably connected with a belt pulley (11), the bottom of the belt pulley (11) is connected with a first rotating shaft, the first rotating shaft is fixedly connected with the first screw rod (15), the number of the belt pulley (11) is two, the two belt pulleys (11) are commonly tightly connected with a belt (12).

3. The fixing jig for producing a circuit board according to claim 2, wherein: The driving assembly comprises a rotating motor (2) fixedly connected on one side of the base (1), the middle of the base (1) is provided with a sliding groove (5), the sliding groove (5) is rotatably connected with a bidirectional screw rod (6), the driving end of the rotating motor (2) is fixedly connected with the bidirectional screw rod (6), the outside of the bidirectional screw rod (6) is threadedly connected with a supporting seat (4), the top of the supporting seat (4) is fixedly connected with a vertical plate (3), the vertical plate (3) is fixedly connected with the main clamping seat (8).

4. The fixing jig for producing a circuit board according to claim 3, wherein: The side, close to the main clamping seat (8), of the vertical plate (3) is fixedly connected with a damper (17), one end of the damper (17) is fixedly connected with the main clamping seat (8), the outside of the damper (17) is sleeved with a damping spring (18), one end of the damping spring (18) is fixedly connected with the main clamping seat (8), the other end of the damping spring (18) is fixedly connected with the vertical plate (3).

5. The fixing jig for producing a circuit board according to claim 4, wherein: The side of the supporting seat (4) is connected with a first guide sliding block (7), one side of the sliding groove (5) is provided with a first guide sliding groove, the first guide sliding block (7) is slidably connected with the first guide sliding groove.

6. The fixing jig for producing a circuit board according to claim 5, wherein: The side, close to the auxiliary clamping seat (9), of the extension seat (13) is fixedly connected with a mounting seat (14), the inside of the mounting seat (14) is fixedly connected with a second rotating shaft, the extension plate (16) is movably sleeved on the outside of the second rotating shaft.

7. The fixing jig for producing a circuit board according to claim 6, wherein: The bottom of the extension seat (13) is connected with a second guide sliding block, one side of the inner wall of the mounting groove (19) is provided with a second guide sliding groove, the second guide sliding block is slidably connected with the second guide sliding groove.

8. The fixing jig for producing a circuit board according to claim 7, wherein: The number of the main clamping seat (8) is two, the two main clamping seats (8) are symmetrically arranged on the two sides of the base (1) with the vertical axis of the base (1) as the center.

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