CN213783737U

CN213783737U - Circuit board welding jig

Info

Publication number: CN213783737U
Application number: CN202023346740.0U
Authority: CN
Inventors: 陶祥林
Original assignee: Kunshan Puyang Circuit Board Co ltd
Current assignee: Kunshan Puyang Circuit Board Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-23
Anticipated expiration: 2030-12-31

Abstract

The application relates to a circuit board welding jig which comprises a jig frame, a bottom plate, a guide assembly and a top plate, wherein the bottom plate is arranged at the bottom of the jig frame; the fixture comprises a fixture frame, a limiting block and a driving mechanism, wherein the fixture frame is provided with a bottom plate, the bottom plate is provided with a limiting block, the limiting block is provided with a reset assembly, and the driving mechanism is used for driving the bottom plate to move towards the direction close to the limiting block. The application can reduce the influence on the welding quality of the circuit board.

Description

Circuit board welding jig

Technical Field

The application relates to the technical field of welding jigs, especially, relate to a circuit board welding jig.

Background

At present, a welding jig is a welding fixture designed and manufactured according to a dimension coordinate point of the appearance of a welding product. Soldering tools are commonly used in the electronics industry.

In the related art, reference may be made to chinese patent application with publication number CN102625598A, which discloses a circuit board welding jig, including a jig frame, a bottom plate installed at the bottom of the jig frame, and a top plate installed at the top of the jig frame, wherein the bottom plate is provided with a clamping groove, the top plate is provided with welding holes, and the distribution of the welding holes corresponds to the welding points of the circuit board installed in the clamping groove. The circuit board welding jig disclosed by the invention has the advantages of improving the working efficiency, avoiding empty soldering and insufficient soldering and ensuring the welding quality.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: after putting the circuit board on the bottom plate, need push away the bottom plate to the below of welding the hole, then weld, however, above-mentioned tool is inconvenient to be fixed a position the bottom plate to may influence the welding quality of circuit board.

SUMMERY OF THE UTILITY MODEL

In order to reduce the influence to circuit board welding quality, this application provides a circuit board welding jig.

The application provides a pair of circuit board welding jig adopts following technical scheme:

a circuit board welding jig comprises a jig frame, a bottom plate arranged at the bottom of the jig frame, a guide assembly arranged at the top of the jig frame and used for guiding the bottom plate, and a top plate arranged at the top of the jig frame, wherein the bottom of the jig frame is fixedly connected with a limiting block and is connected with a movable block in a sliding manner, the limiting block is parallel to the movable block, and the bottom plate is arranged between the limiting block and the movable block; the fixture comprises a fixture frame, a limiting block and a driving mechanism, wherein the fixture frame is provided with a bottom plate, the bottom plate is provided with a limiting block, the limiting block is provided with a reset assembly, and the driving mechanism is used for driving the bottom plate to move towards the direction close to the limiting block.

Through adopting above-mentioned technical scheme, when needs carry on spacingly to the bottom plate, move to the direction that is close to the stopper through actuating mechanism drive movable block, the movable block removes and promotes the bottom plate and removes, after the bottom plate removed suitable position, alright carry on spacingly to the bottom plate under the effect of stopper and movable block this moment to can reduce the influence to circuit board welding quality.

Preferably, the driving mechanism comprises a first lead screw rotatably connected to one side of the bottom of the jig frame and a first hand wheel fixedly connected to one end of the first lead screw; one end of the movable block is provided with a first connecting block, the first connecting block is in threaded connection with the first lead screw, and the movable block is connected to the bottom of the jig frame in a sliding mode.

By adopting the technical scheme, when the movable block needs to be driven to move, the first lead screw is rotated by rotating the first hand wheel, and the movable block can be driven to move by rotating the first lead screw; through setting up actuating mechanism, be convenient for drive movable block and remove.

Preferably, the guide assembly comprises a first guide rod fixedly connected to the bottom of the jig frame and a first sliding sleeve connected to the first guide rod in a sliding manner; the first sliding sleeve is fixedly connected to one side of the bottom plate.

Through adopting above-mentioned technical scheme, through setting up first guide arm, be convenient for lead first sliding sleeve, and then be convenient for lead the bottom plate.

Preferably, the reset assembly comprises a plurality of reset blocks, a plurality of sliding grooves are formed in one side, close to the movable block, of the limiting block, and the reset blocks are connected to the sliding grooves in a one-to-one corresponding sliding manner; a spring is fixedly connected to one end, far away from the movable block, of each reset block, and one end, far away from the reset block, of each spring is fixedly connected to the inner wall, far away from the movable block, of each sliding chute; one end of the reset block, which is far away from the spring, is abutted against one side of the bottom plate, which is far away from the movable block.

By adopting the technical scheme, the bottom plate moves to push the reset block to move, the reset block moves to press the spring, and the spring is in a compressed state at the moment; when the movable block moves towards the direction far away from the limiting block, the reset block drives the bottom plate to reset under the action of the spring; through setting up the subassembly that resets, be convenient for drive bottom plate resets.

Preferably, an annular groove is formed in the sliding groove, an annular block is connected to the annular groove in a sliding mode, and the annular block is fixedly sleeved on the reset block.

Through adopting above-mentioned technical scheme, through setting up the ring channel, be convenient for carry on spacingly to the annular piece, and then be convenient for carry on spacingly to the reset block to can reduce the possibility that reset block and spout take place to separate.

Preferably, the bottom of the jig frame is provided with an anti-friction assembly, the anti-friction assembly comprises a plurality of balls embedded in the bottom of the jig frame, and the balls are movably connected to the bottom of the jig frame.

Through adopting above-mentioned technical scheme, through setting up the ball, can alleviate the friction between bottom plate and the tool frame to the bottom plate of being convenient for removes.

Preferably, a second sliding sleeve is fixedly connected to one side of the limiting block, a second guide rod is fixedly connected to the bottom of the jig frame, and the second sliding sleeve is connected to the second guide rod in a sliding manner; and a transmission assembly for driving the limiting block to move is arranged at the bottom of the jig frame.

By adopting the technical scheme, the second guide rod is arranged, so that the limiting block can be conveniently guided; through setting up drive assembly, be convenient for drive spacing block and remove, be convenient for like this on the one hand adjust the position of bottom plate, on the other hand is convenient for carry on spacingly to the bottom plate of different length.

Preferably, the transmission assembly comprises a second lead screw rotatably connected to the bottom of the jig frame and a second hand wheel fixedly connected to one end of the second lead screw; one side rigid coupling that the stopper kept away from the second sliding sleeve has the second connecting block, second connecting block threaded connection is in second lead screw.

By adopting the technical scheme, when the limiting block needs to be driven to move, the second hand wheel is rotated to rotate the second lead screw, the second lead screw rotates to drive the second connecting block to move, and the limiting block can be driven to move by the movement of the second connecting block; through setting up drive assembly, be convenient for drive spacing block and remove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the bottom plate needs to be limited, the movable block is driven by the driving mechanism to move towards the direction close to the limiting block, the movable block moves to push the bottom plate to move, and after the bottom plate moves to a proper position, the bottom plate can be limited under the action of the limiting block and the movable block, so that the influence on the welding quality of the circuit board can be reduced;

2. the base plate moves to push the reset block to move, the reset block moves to press the spring, and the spring is in a compressed state at the moment; when the movable block moves towards the direction far away from the limiting block, the reset block drives the bottom plate to reset under the action of the spring; the reset assembly is arranged, so that the bottom plate can be conveniently driven to reset;

3. the second guide rod is arranged, so that the limiting block can be guided conveniently; through setting up drive assembly, be convenient for drive spacing block and remove, be convenient for like this on the one hand adjust the position of bottom plate, on the other hand is convenient for carry on spacingly to the bottom plate of different length.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view showing the structure of a driving mechanism and a transmission assembly in an embodiment of the present application;

fig. 3 is a partial cross-sectional view of a highlighted reduction assembly in an embodiment of the application.

Description of reference numerals: 1. a jig frame; 11. a limiting block; 111. a second sliding sleeve; 12. a movable block; 13. a second guide bar; 2. a base plate; 3. a guide assembly; 31. a first guide bar; 32. a first sliding sleeve; 4. a drive mechanism; 41. a first lead screw; 42. a first hand wheel; 43. a first connection block; 44. a horizontal bar; 5. a reset assembly; 51. a reset block; 52. a chute; 53. an annular groove; 54. a ring block; 55. a spring; 6. a friction reducing assembly; 61. a ball bearing; 62. a groove; 7. a transmission assembly; 71. a second lead screw; 72. a second hand wheel; 73. and a second connecting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a circuit board welding jig, as shown in fig. 1 and 2, comprising a jig frame 1, a bottom plate 2 installed at the bottom of the jig frame 1, a guide component 3 installed at the top of the jig frame 1 and used for guiding the bottom plate 2, and a top plate installed at the top of the jig frame 1; the guide assemblies 3 are arranged in two groups, and each group of guide assemblies 3 comprises a first guide rod 31 fixedly connected to the bottom of the jig frame 1 and a first sliding sleeve 32 connected to the first guide rod 31 in a sliding manner along the length direction of the jig frame 1; the first guide rod 31 is disposed along the length direction of the jig frame 1, and the first sliding sleeve 32 is fixedly connected to one side of the bottom plate 2.

As shown in fig. 2 and 3, a limiting block 11 is fixedly connected to the bottom of the jig frame 1, a movable block 12 is connected to the bottom of the jig frame 1 along the length direction thereof in a sliding manner, the limiting block 11 and the movable block 12 are both arranged along the width direction of the jig frame 1, and the bottom plate 2 is located between the limiting block 11 and the movable block 12; the bottom of the jig frame 1 is provided with a driving mechanism 4 for driving the bottom plate 2 to move towards the direction close to the limiting block 11, and the limiting block 11 is provided with a resetting component 5 for driving the bottom plate 2 to reset. When needs carry on spacingly to bottom plate 2, move to the direction that is close to stopper 11 through actuating mechanism 4 drive movable block 12, movable block 12 removes and promotes bottom plate 2 and removes, after bottom plate 2 removed suitable position, alright carry on spacingly to bottom plate 2 under stopper 11 and movable block 12's effect this moment to can reduce the influence to circuit board welding quality.

As shown in fig. 2 and 3, the driving mechanism 4 includes a first lead screw 41 rotatably connected to one side of the bottom of the jig frame 1 through a bearing, and a first hand wheel 42 fixedly connected to one end of the first lead screw 41; first lead screw 41 sets up along the length direction of tool frame 1, and the one end rigid coupling of movable block 12 has first connecting block 43, and first connecting block 43 threaded connection has a horizon bar 44 in first lead screw 41, the bottom rigid coupling of tool frame 1, and horizon bar 44 sets up along the length direction of tool frame 1, and horizon bar 44 runs through the setting of movable block 12, and movable block 12 slides and connects in horizon bar 44. When the movable block 12 needs to be driven to move, the first lead screw 41 is rotated by rotating the first hand wheel 42, and the movable block 12 can be driven to move by rotating the first lead screw 41; the driving mechanism 4 is arranged to drive the movable block 12 to move conveniently.

As shown in fig. 2 and 3, the reset assembly 5 includes a plurality of reset blocks 51, a plurality of sliding grooves 52 are formed in one side of the limiting block 11 close to the movable block 12, the sliding grooves 52 extend along the length direction of the jig frame 1, the reset blocks 51 are connected to the sliding grooves 52 in a one-to-one correspondence manner along the length direction of the jig frame 1 in a sliding manner, annular grooves 53 are formed in the sliding grooves 52, annular blocks 54 are connected to the annular grooves 53 in a sliding manner along the length direction of the reset blocks 51, and the annular blocks 54 are fixed to the reset blocks 51 in a sleeved manner; a spring 55 is fixedly connected to one end of each reset block 51 far away from the movable block 12, and one end of each spring 55 far away from the reset block 51 is fixedly connected to the inner wall of the sliding chute 52 far away from one end of the movable block 12; one end of the reset block 51 away from the spring 55 abuts on one side of the bottom plate 2 away from the movable block 12. The base plate 2 moves to push the reset block 51 to move, the reset block 51 moves to press the spring 55, and the spring 55 is in a compressed state; when the movable block 12 moves away from the limiting block 11, the reset block 51 drives the bottom plate 2 to reset under the action of the spring 55; through setting up reset assembly 5, be convenient for drive bottom plate 2 and reset.

As shown in fig. 2 and 3, the bottom of the jig frame 1 is provided with the friction reducing assembly 6, the friction reducing assembly 6 comprises a plurality of balls 61 embedded in the bottom of the jig frame 1, the bottom of the jig frame 1 is provided with a groove 62, and the balls 61 are movably connected to the groove 62. Through setting up ball 61, can alleviate the friction between bottom plate 2 and the tool frame 1 to be convenient for bottom plate 2 removes.

As shown in fig. 2 and fig. 3, a second sliding sleeve 111 is fixedly connected to one side of the limiting block 11, a second guide rod 13 is fixedly connected to the bottom of the jig frame 1, the second guide rod 13 is arranged along the length direction of the jig frame 1, and the second sliding sleeve 111 is connected to the second guide rod 13 in a sliding manner along the length direction of the jig frame 1; the bottom of the jig frame 1 is provided with a transmission component 7 for driving the limiting block 11 to move. The second guide rod 13 is arranged, so that the limiting block 11 is convenient to guide; through setting up drive assembly 7, be convenient for drive stopper 11 and remove, be convenient for like this on the one hand adjust the position of bottom plate 2, on the other hand is convenient for carry on spacingly to the bottom plate 2 of different length.

As shown in fig. 2 and 3, the transmission assembly 7 includes a second lead screw 71 rotatably connected to the bottom of the jig frame 1 through a bearing, and a second hand wheel 72 fixedly connected to one end of the second lead screw 71; the second lead screw 71 is arranged along the length direction of the jig frame 1, one side of the limiting block 11, which is far away from the second sliding sleeve 111, is fixedly connected with a second connecting block 73, and the second connecting block 73 is in threaded connection with the second lead screw 71. When the limiting block 11 needs to be driven to move, the second lead screw 71 is rotated by rotating the second hand wheel 72, the second lead screw 71 rotates to drive the second connecting block 73 to move, and the limiting block 11 can be driven to move by the movement of the second connecting block 73; through setting up drive assembly 7, be convenient for drive stopper 11 and remove.

The implementation principle of this application embodiment circuit board welding jig is: when needs carry on spacingly to bottom plate 2, rotate first lead screw 41 through rotating first hand wheel 42, first lead screw 41 rotates drive movable block 12 and removes, and movable block 12 removes and promotes bottom plate 2 and remove, and after bottom plate 2 removed suitable position, alright spacing bottom plate 2 under stopper 11 and movable block 12's effect this moment to can reduce the influence to circuit board welding quality.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a circuit board welding jig, includes tool frame (1), installs in bottom plate (2) of tool frame (1) bottom, installs in the top of tool frame (1) and is used for carrying out direction subassembly (3) that lead to bottom plate (2) and install in the roof at tool frame (1) top, its characterized in that: the bottom of the jig frame (1) is fixedly connected with a limiting block (11) and is connected with a movable block (12) in a sliding mode, the limiting block (11) is parallel to the movable block (12), and the bottom plate (2) is located between the limiting block (11) and the movable block (12); the fixture comprises a fixture frame (1), wherein a driving mechanism (4) used for driving a bottom plate (2) to move towards a direction close to a limiting block (11) is installed at the bottom of the fixture frame (1), and a reset assembly (5) used for driving the bottom plate (2) to reset is installed on the limiting block (11).

2. The circuit board welding jig of claim 1, characterized in that: the driving mechanism (4) comprises a first lead screw (41) which is rotatably connected to one side of the bottom of the jig frame (1) and a first hand wheel (42) which is fixedly connected to one end of the first lead screw (41); one end of the movable block (12) is provided with a first connecting block (43), the first connecting block (43) is in threaded connection with a first lead screw (41), and the movable block (12) is connected to the bottom of the jig frame (1) in a sliding mode.

3. The circuit board welding jig of claim 1, characterized in that: the guide assembly (3) comprises a first guide rod (31) fixedly connected to the bottom of the jig frame (1) and a first sliding sleeve (32) connected to the first guide rod (31) in a sliding manner; the first sliding sleeve (32) is fixedly connected to one side of the bottom plate (2).

4. The circuit board welding jig of claim 1, characterized in that: the reset assembly (5) comprises a plurality of reset blocks (51), a plurality of sliding grooves (52) are formed in one side, close to the movable block (12), of the limiting block (11), and the reset blocks (51) are connected to the sliding grooves (52) in a sliding mode in a one-to-one correspondence mode; a spring (55) is fixedly connected to one end, far away from the movable block (12), of each reset block (51), and one end, far away from the reset block (51), of each spring (55) is fixedly connected to the inner wall of one end, far away from the movable block (12), of the sliding chute (52); one end of the reset block (51) far away from the spring (55) is abutted against one side of the bottom plate (2) far away from the movable block (12).

5. The circuit board welding jig of claim 4, wherein: an annular groove (53) is formed in the sliding groove (52), an annular block (54) is connected to the annular groove (53) in a sliding mode, and the annular block (54) is fixed to the reset block (51) in a sleeved mode.

6. The circuit board welding jig of claim 1, characterized in that: the friction reducing assembly (6) is installed at the bottom of the jig frame (1), the friction reducing assembly (6) comprises a plurality of balls (61) embedded at the bottom of the jig frame (1), and the balls (61) are movably connected to the bottom of the jig frame (1).

7. The circuit board welding jig of claim 1, characterized in that: a second sliding sleeve (111) is fixedly connected to one side of the limiting block (11), a second guide rod (13) is fixedly connected to the bottom of the jig frame (1), and the second sliding sleeve (111) is connected to the second guide rod (13) in a sliding manner; the bottom of the jig frame (1) is provided with a transmission assembly (7) for driving the limiting block (11) to move.

8. The circuit board welding jig of claim 7, wherein: the transmission assembly (7) comprises a second lead screw (71) which is rotatably connected to the bottom of the jig frame (1) and a second hand wheel (72) which is fixedly connected to one end of the second lead screw (71); one side of the limiting block (11) far away from the second sliding sleeve (111) is fixedly connected with a second connecting block (73), and the second connecting block (73) is in threaded connection with a second lead screw (71).