SMT (Surface Mount Technology) paster clamp

Abstract

The utility model provides an SMT patch clamp, and relates to the technical field of SMT patch clamps. The SMT patch clamp comprises a base, a driving motor is fixed to one side of the base, a two-way threaded rod is fixed to the driving end of the driving motor, threaded blocks are in threaded connection with the outer surfaces of the two sides of the two-way threaded rod, and fixing blocks are fixed to the upper ends of the two threaded blocks; a connecting structure is arranged on the close sides of the two fixing blocks, and two extrusion frames and two pressing frames are arranged on the connecting structure. The connecting structure can drive the two extrusion frames to move reversely in the length direction of the base and can drive the two pressing frames to move in the height direction of the base at the same time. According to the SMT clamp, the driving motor drives the bidirectional threaded rod to rotate, so that the effect of conveniently and simultaneously clamping in two directions is achieved, the effect of improving the use convenience of the SMT clamp is achieved, the effect of removing dust by blowing is also achieved, and the effect of improving the use effect of the SMT clamp is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of SMT patch clamps, belong to SMT patch clamp technical field. BACKGROUND

[0002] SMT patch refers to the series of technological processes on the basis of processing printed circuit board, is the most popular technology and process in current electronic assembly industry, mainly including tin paste printing, accurate patch, reflow soldering etc.;And in SMT patch processing process, to guarantee the stable progress of patch, clamp mechanism is used to clamp and limit printed circuit board.

[0003] The patent document with the disclosure number of:“CN222283613U a kind of SMT patch production clamp, including base, base is equipped with connecting seat, and connecting seat between is equipped with connecting rod, connecting rod is equipped with clamping seat, and clamping seat is opened in the placement groove, and clamping seat is equipped with abutting structure, abutting structure includes abutting plate and connecting assembly, abutting plate is connected with connecting assembly ”.

[0004] The above patent still has the following problems in actual use: although the patent can carry out the clamping operation of daily printed circuit board, but in actual use process, circuit board is clamped in horizontal and vertical direction and needs multi-step operation, process is tedious, brings great inconvenience to staff, leads to that the use convenience of patch clamp is poor, and then the use convenience of patch clamp is insufficient;In addition, printed circuit board is placed in process, surface is easily contaminated with dust and impurities, which will cause adverse effects on subsequent processing, so that patch clamp is difficult to achieve ideal use effect, and then the use effect of patch clamp is not good enough. UTILITY MODEL CONTENT

[0005] (One) technical problem solved

[0006] The utility model provides a kind of SMT patch clamps to solve the use convenience of patch clamp in prior art and the problem that the use effect of patch clamp is not good enough.

[0007] (Two) technical scheme

[0008] The utility model is realized by the following technical scheme: a kind of SMT patch clamps, including base, the base one side is fixed with drive motor, the drive motor driving end is fixed with bidirectional screw rod, the outer surface of bidirectional screw rod both sides is all screw thread connection with screw block, two the screw block upper end is all fixed with fixed block;

[0009] Two connecting structures are arranged on the side of the two fixing blocks, and two extrusion frames and two pressing frames are arranged on the connecting structures; the connecting structures can move the two extrusion frames in the length direction of the base in the opposite direction, and can move the two pressing frames in the height direction of the base, so as to clamp the printed circuit board in the horizontal and vertical directions.

[0010] Preferably, the connecting structure comprises two sliding rods, the two sliding rods are fixed with the extrusion frames at the proximal ends, the two extrusion frames are fixed with springs at the distal sides, the two extrusion frames are provided with through grooves in the middle portions, the through grooves are slidably connected with driving rods, and the driving rods are fixed with the pressing frames in the middle portions.

[0011] Preferably, the outer surfaces of the two sliding rods are slidably connected in the middle portions of the two fixing blocks, the proximal ends of the two sliding rods are fixed in the middle portions of the two extrusion frames, the outer surfaces of the two extrusion frames are slidably connected on the outer surfaces of the two fixing blocks, the vertical sections of the two fixing blocks are L-shaped, and the horizontal sections of the two sliding rods are T-shaped.

[0012] Preferably, the two through grooves pass through the middle portions of the two extrusion frames, the vertical sections of the two extrusion frames are V-shaped, the outer surfaces of the two driving rods are slidably connected on the inner walls of the two through grooves, the middle portions of the two driving rods are fixed at the distal ends of the two pressing frames, the two pressing frames are oppositely arranged, and the outer surfaces of the two pressing frames are slidably connected on the inner walls of the two fixing blocks.

[0013] Preferably, the middle portion of the bidirectional screw rod is fixed with a driving bevel gear, the driving bevel gear is connected with a driven bevel gear, the middle portion of the driven bevel gear is fixed with a fixed rod, the other end of the fixed rod is fixed with a driving synchronous wheel, the driving synchronous wheel is connected with a driven synchronous wheel through a synchronous belt, the middle portion of the driven synchronous wheel is fixed with a rotating rod, the outer surface of the rotating rod is rotatably connected with a support frame, and the other end of the rotating rod is fixed with a plurality of fan blades.

[0014] Preferably, the middle portion of the bidirectional screw rod is fixed with a driving bevel gear, the driving bevel gear is connected with a driven bevel gear, the middle portion of the driven bevel gear is fixed with a fixed rod, the other end of the fixed rod is fixed with a driving synchronous wheel, the driving synchronous wheel is connected with a driven synchronous wheel through a synchronous belt, the middle portion of the driven synchronous wheel is fixed with a rotating rod, the outer surface of the rotating rod is rotatably connected with a support frame, and the other end of the rotating rod is fixed with a plurality of fan blades.

[0015] Preferably, the middle portion of the driven synchronous wheel is fixed at one end of the rotating rod, the middle portion of the rotating rod is rotatably connected with the upper end of the support frame, the lower end of the support frame is fixed in the middle portion of one side of the base, and the vertical section of the support frame is triangular.

[0016] Preferably, the two threaded blocks are connected to the outer surface of the double-threaded rod on both sides, and the outer surface of the two threaded blocks is connected to the inner wall of the middle of the base.

[0017] The SMT patch clamp has the following beneficial effects:

[0018] (1) The SMT patch clamp is driven by the driving motor to rotate the double-threaded rod, so that the double-threaded rod, the threaded block, the fixed block, the sliding rod, the extrusion frame, the spring, the through slot, the driving rod, and the pressing frame work together to achieve the effect of convenient and simultaneous clamping in both directions, greatly facilitating the operation of the staff, and further improving the convenience of the patch clamp.

[0019] (2) The SMT patch clamp is driven by the driving motor to rotate the double-threaded rod, so that the driving bevel gear, the driven bevel gear, the fixed rod, the driving synchronous wheel, the driven synchronous wheel, the rotating rod, the support frame, and the fan blade work together to achieve the effect of blowing dust, effectively avoiding the interference of dust on subsequent work, and further improving the use effect of the patch clamp. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a partial sectional view of the utility model;

[0022] Figure 3 It is a schematic diagram of the local structure of the utility model Figure 2 A structure of the utility model

[0023] Figure 4 It is a schematic diagram of the local structure of the utility model.

[0024] MAIN COMPONENT SYMBOL EXPLANATION

[0025] 1, base; 2, driving motor; 3, double-threaded rod; 4, threaded block; 5, fixed block; 6, sliding rod; 7, extrusion frame; 8, spring; 9, through slot; 10, driving rod; 11, pressing frame; 12, driving bevel gear; 13, driven bevel gear; 14, fixed rod; 15, driving synchronous wheel; 16, driven synchronous wheel; 17, rotating rod; 18, support frame; 19, fan blade. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0027] Embodiment one

[0028] The utility model embodiment provides a kind of SMT patch clamp.

[0029] Please refer to Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , including base 1, base 1 is the body of patch clamp, one side of base 1 is fixed with driving motor 2, driving motor 2 provides driving force effect, driving motor 2 driving end is fixed with two-way threaded rod 3, two-way threaded rod 3 drives two threaded blocks 4 to move reversely, two-way threaded rod 3 both sides outer surface are all screw-connected with threaded block 4, and the upper end of two threaded blocks 4 is all fixed with fixed block 5;Two fixed blocks 5 are close side and are provided with connecting structure, and the connecting structure includes two sliding rods 6, and the proximal end of two sliding rods 6 is all fixed with extrusion frame 7, and the side away from each other of two extrusion frames 7 is all fixed with spring 8, and the middle part of two extrusion frames 7 is all provided with through groove 9, and the inner wall of two through grooves 9 is all slidably connected with driving rod 10, and the middle part of each driving rod 10 is all fixed with pressing frame 11.

[0030] Please refer to Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , it is worth to be specifically explained that the outer surface of two sliding rods 6 is slidably connected in the middle part of two fixed blocks 5, and the proximal end of two sliding rods 6 is fixed in the middle part of two extrusion frames 7, and the outer surface of two extrusion frames 7 is slidably connected in the outer surface of two fixed blocks 5, and the vertical section of each fixed block 5 is all L-shaped arrangement, and the horizontal section of two sliding rods 6 is all T-shaped arrangement, and two through grooves 9 are all through in the middle part of two extrusion frames 7, and the vertical section of two extrusion frames 7 is all V-shaped arrangement, and the outer surface of two driving rods 10 is slidably connected in the inner wall of two through grooves 9, and the middle part of two driving rods 10 is fixed in the side away from each other of two pressing frames 11, and two pressing frames 11 are oppositely arranged, and the outer surface of two pressing frames 11 is slidably connected in the inner wall of two fixed blocks 5, and the middle part of two threaded blocks 4 is screw-connected in the outer surface of two-way threaded rod 3 both sides outer surface, and the outer surface of two threaded blocks 4 is slidably connected in the middle part inner wall of base 1, and the outer surface of two-way threaded rod 3 is rotationally connected in the inner wall of base 1.

[0031] The utility model discloses a use time: through the drive motor 2 drive bidirectional screw rod 3 and carry out the rotation operation, because the thread direction of bidirectional screw rod 3 both sides outer surface is opposite, under the limiting action of base 1 inner wall, with the screw thread connection of it two threaded blocks 4 will move towards each other. Two threaded blocks 4 drive the fixed block 5 of upper end synchronization close, and the fixed block 5 is through the sliding rod 6 of middle part sliding connection, drive two extrusion frame 7 under the support of spring 8 and each other close. When extrusion frame 7 contacts printed circuit board and is supported by it, extrusion frame 7 stops moving, and the fixed block 5 continues to move, and then compresses spring 8. With the fixed block 5 constantly close extrusion frame 7, the through groove 9 of extrusion frame 7 middle part setting will pass through the driving of rod 10, drive the pressing frame 11 under the limiting of fixed block 5 inner wall, move downward. Until spring 8 is compressed to the limit state, at this time, two extrusion frame 7 from transverse clamping printed circuit board, simultaneously, two pressing frame 11 under the support of fixed block 5, from longitudinal clamping printed circuit board, realize the effect of convenient bidirectional simultaneous clamping, greatly facilitate the operation of staff, and then reach the use convenient function of improving patch clamp.

[0032] Example two

[0033] Please refer to Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , on the basis of according to example one, increase the function of wind blowing dust removal;

[0034] Please refer to again Figure 1 、 Figure 2 、 Figure 3 And Figure 4 , it is worth mentioning that the driving bevel gear 12 is fixed in the middle part of bidirectional screw rod 3, the driven bevel gear 13 is connected by meshing, the fixed rod 14 is fixed in the middle part of driven bevel gear 13, the driving synchronous wheel 15 is fixed on the other end of fixed rod 14, the driving synchronous wheel 15 is connected with driven synchronous wheel 16 through synchronous belt, the driven synchronous wheel 16 is fixed in the middle part of rotating rod 17, the rotating rod 17 is rotatably connected with support frame 18 on the outer surface, a plurality of fan blades 19 are fixed on the other end of rotating rod 17, the driving bevel gear 12 is fixed in the middle part of bidirectional screw rod 3, the driving bevel gear 12 is connected with driven bevel gear 13, the driven bevel gear 13 is fixed in the middle part of fixed rod 14, the fixed rod 14 is fixed in the middle part of driving synchronous wheel 15, the fixed rod 14 is rotatably connected on the inner wall of base 1, the driven synchronous wheel 16 is fixed in the middle part of rotating rod 17, the rotating rod 17 is rotatably connected on the upper end of support frame 18 on the outer surface, the support frame 18 is fixed on the one side middle part of base 1 on the lower end, the support frame 18 is triangularly arranged on the vertical section.

[0035] The utility model discloses a use time: through the drive motor 2 drive bidirectional screw rod 3 carries out the rotation operation, because the driving bevel gear 12 is fixed in the middle part of bidirectional screw rod 3, synchronous rotation. The rotation of driving bevel gear 12, drives the synchronous operation of the driven bevel gear 13 with it mesh. The fixed rod 14 of driven bevel gear 13 middle part fixed, with driven bevel gear 13 rotates, and then drives the rotation of driving synchronous wheel 15. Driving synchronous wheel 15 passes through synchronous belt, drives the rotation of driven synchronous wheel 16. Driven synchronous wheel 16 drives the rotation of middle part fixed rotating rod 17, under the stable support of support frame 18, rotating rod 17 another end fixed several fan blades 19 synchronously rotates. Fan blade 19 high -speed rotation, accelerates local air flow, forms the wind force, blows away the dust on printed circuit board, realizes the effect of blowing dust, effectively avoids the interference of dust to subsequent operation, and then reaches the effect of improving the use effect of paster clamp.

[0036] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The skilled person in the art should understand that the utility model is not limited by the above examples, and the above examples and the description in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An SMT paster jig comprising a base (1), characterized in that: The base (1) one side is fixed with drive motor (2), drive motor (2) drive end is fixed with two-way threaded rod (3), two-way threaded rod (3) both sides outer surface are all threadedly connected with threaded block (4), two threaded block (4) upper end are all fixed with fixed block (5); Two fixed blocks (5) are provided with connecting structure on the side, and two extrusion frames (7) and two pressing frames (11) are arranged on the connecting structure; the connecting structure can move with two extrusion frames (7) in the length direction of the base (1) in the opposite direction, and can move with two pressing frames (11) in the height direction of the base (1), so as to clamp the printed circuit board in the horizontal and vertical directions at the same time.

2. The SMT paster gripper according to claim 1, wherein: The connecting structure comprises two sliding rods (6), both ends of the two sliding rods (6) are fixed with the extrusion frames (7), both sides of the two extrusion frames (7) are fixed with the springs (8), the middle portions of the two extrusion frames (7) are provided with the through grooves (9), and the inner walls of the two through grooves (9) are slidably connected with the driving rods (10); the middle portions of the driving rods (10) are fixed with the pressing frames (11).

3. The SMT paster jig according to claim 2, wherein: The outer surfaces of the two sliding rods (6) are slidably connected to the middle portions of the two fixed blocks (5), the proximal ends of the two sliding rods (6) are fixed to the middle portions of the two extrusion frames (7), and the outer surfaces of the two extrusion frames (7) are slidably connected to the outer surfaces of the two fixed blocks (5); the vertical sections of the fixed blocks (5) are L-shaped, and the horizontal sections of the two sliding rods (6) are T-shaped.

4. The SMT paster gripper according to claim 2, wherein: The middle portions of the two extrusion frames (7) are provided with the through grooves (9), the vertical sections of the two extrusion frames (7) are V-shaped, the outer surfaces of the two driving rods (10) are slidably connected to the inner walls of the two through grooves (9), the middle portions of the two driving rods (10) are fixed to the opposite ends of the two pressing frames (11), and the outer surfaces of the two pressing frames (11) are slidably connected to the inner walls of the two fixed blocks (5).

5. The SMT paster gripper according to claim 1, wherein: The middle portion of the two-way threaded rod (3) is fixed with the driving bevel gear (12), the driving bevel gear (12) is meshedly connected with the driven bevel gear (13), the middle portion of the driven bevel gear (13) is fixed with the fixed rod (14), the other end of the fixed rod (14) is fixed with the driving synchronous wheel (15), the driving synchronous wheel (15) is connected with the driven synchronous wheel (16) through a synchronous belt, the middle portion of the driven synchronous wheel (16) is fixed with the rotating rod (17), the outer surface of the rotating rod (17) is rotatably connected with the support frame (18), and the other end of the rotating rod (17) is fixed with a plurality of fan blades (19).

6. The SMT paster jig according to claim 5, wherein: The middle portion of the driving bevel gear (12) is fixed in the middle portion of the two-way threaded rod (3), the driving bevel gear (12) is connected with the driven bevel gear (13), the middle portion of the driven bevel gear (13) is fixed in one end of the fixed rod (14), the other end of the fixed rod (14) is fixed in the middle portion of the driving synchronous wheel (15), and the outer surface of the fixed rod (14) is rotatably connected to the inner wall of the base (1).

7. The SMT paster jig according to claim 5, wherein: The middle part of the driven synchronous wheel (16) is fixed at one end of the rotating rod (17), the outer surface of the middle part of the rotating rod (17) is rotatably connected to the upper end of the support frame (18), the lower end of the support frame (18) is fixed to the middle part of one side of the base (1), and the vertical section of the support frame (18) is triangularly arranged.

8. The SMT paster jig according to claim 1, wherein: The middle parts of the two threaded blocks (4) are threadedly connected to the outer surfaces of the two sides of the bidirectional threaded rod (3), the outer surfaces of the two threaded blocks (4) are slidably connected to the inner wall of the middle part of the base (1), and the outer surface of the bidirectional threaded rod (3) is rotatably connected to the inner wall of the base (1).

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