CN210112408U - Circuit board resistance welding nail bed - Google Patents

Circuit board resistance welding nail bed Download PDF

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Publication number
CN210112408U
CN210112408U CN201920754308.3U CN201920754308U CN210112408U CN 210112408 U CN210112408 U CN 210112408U CN 201920754308 U CN201920754308 U CN 201920754308U CN 210112408 U CN210112408 U CN 210112408U
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CN
China
Prior art keywords
circuit board
nail bed
solder mask
bed according
head tank
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Active
Application number
CN201920754308.3U
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Chinese (zh)
Inventor
黄伟
刘长华
陈尧
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Hangzhou Pengrun Electronics Co Ltd
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Hangzhou Pengrun Electronics Co Ltd
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Priority to CN201920754308.3U priority Critical patent/CN210112408U/en
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Abstract

The utility model relates to a circuit board hinders and welds nail bed, comprises a workbench, be fixed with the bottom plate on the workstation, the side that the workstation was kept away from to the bottom plate evenly is provided with the constant head tank, the joint has thimble and setting element in the constant head tank, be equipped with the anchor clamps that are used for centre gripping circuit board frame on the setting element. Through thimble and setting element joint on the constant head tank of difference, realize supporting and fixing a position the circuit board of different specifications, its simple structure, the practicality is strong. The elastic force of the spring makes the movable plate tightly abut against the upper surface of the circuit board, and the movable plate can be slid to change the size of the clamping opening, so that the circuit boards with different thicknesses can be clamped.

Description

Circuit board resistance welding nail bed
Technical Field
The utility model belongs to the technical field of circuit board printing technique and specifically relates to a nail bed is hindered to circuit board resistance.
Background
Only the designated area of the circuit board to be connected is able to receive solder, and the remainder is covered with solder resist, which prevents solder from entering the remainder of the circuit, thereby reducing the likelihood of solder bridge shorts. A nail bed is generally used to support the circuit board when solder resist printing is performed.
Chinese utility model patent application publication No. CN201499379U discloses "support structure of circuit board two-sided resistance welding printing", which comprises a circuit board, work platform, thimble and install the printing machine support of net spun silk between it installed above the circuit board, be provided with the brush head above net spun silk, the circuit board passes through the parallel interval installation of locating pin with work platform, be provided with the thimble in the interval between circuit board and work platform, this thimble comprises thimble seat and the thimble head of installing at thimble seat upper surface, there is a bottom plate through locating pin parallel arrangement between circuit board and work platform, the system has the through-hole of wearing with thimble head cooperation cover on this bottom plate.
The above prior art solutions have the following drawbacks: the circuit board is supported through the top, then the circuit board is positioned by the positioning pin, the positions of the ejector pin and the positioning pin on the bottom plate are fixed, the circuit board with the same specification can only be supported and positioned, and the support and the positioning of the circuit boards with different specifications cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a nail bed is hindered to circuit board resistance, it can support and fix a position the circuit board of different specifications.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a circuit board hinders and welds nail bed, includes the workstation, be fixed with the bottom plate on the workstation, the side that the workstation was kept away from to the bottom plate evenly is provided with the constant head tank, the joint has thimble and setting element in the constant head tank, be equipped with the anchor clamps that are used for centre gripping circuit board frame on the setting element.
Through adopting above-mentioned technical scheme, the thimble butt is at the lower surface of circuit board, and the thimble is used for supporting circuit board, the frame of anchor clamps centre gripping circuit board, and the setting element is fixed a position the circuit board, through thimble and setting element joint on the constant head tank of difference, realizes supporting and fixing a position the circuit board of different specifications, its simple structure, and the practicality is strong. The part of the circuit board with the rear frame can be cut off, and the part of the clamp for clamping the frame of the circuit board can not influence the printing of a solder resist of the circuit board.
The utility model discloses further set up to: the setting element includes mount pad, connecting rod, connecting cylinder and regulation pole, the bottom of mount pad is equipped with the locating piece, locating piece and constant head tank joint, the top surface at the mount pad is fixed to the connecting rod, the one end of keeping away from the mount pad on the connecting rod is fixed to the connecting cylinder, adjust pole and connecting cylinder threaded connection, anchor clamps rotate to be connected in the one end of adjusting the pole.
Through adopting above-mentioned technical scheme, the locating piece joint provides the support for the locating piece on the constant head tank, and the regulation pole is adjusted in the rotation, and the adjustment has the extension length of anchor clamps end, and the setting element can fix a position the little different circuit boards of size difference on the same position.
The utility model discloses further set up to: the clamp comprises an L-shaped plate and a movable plate, wherein a sliding groove is formed in the L-shaped plate, a sliding block is arranged on the movable plate, the sliding block is connected with the sliding groove in a sliding mode, a clamping opening is formed between the movable plate and the L-shaped plate, a connecting seat is arranged on the side face, away from the clamping opening, of the L-shaped plate, and the connecting seat is connected with an adjusting rod in a rotating mode.
By adopting the technical scheme, the thimble withstands the lower surface of the circuit board, the clamping opening clamps the variable frame of the circuit board, the hand lightly presses the frame of the circuit board, the adjusting rod is rotated, and the L-shaped plate is tightly propped against the frame of the circuit board, so that the position of the circuit board is fixed.
The utility model discloses further set up to: the spring is arranged in the sliding groove, one end of the spring is fixedly connected with the inner wall of the sliding groove, and the other end of the spring is fixedly connected with the sliding block.
By adopting the technical scheme, the movable plate slides on the L-shaped plate, the circuit boards with different thicknesses can be clamped, and the elastic force of the spring enables the movable plate to tightly support the upper surface of the circuit board, so that the clamping is more stable.
The utility model discloses further set up to: the adjusting rod is characterized in that a groove is formed in the connecting seat, a convex block is arranged at the end part of the adjusting rod extending into the groove, and the convex block is connected with the groove in a sliding mode.
Through adopting above-mentioned technical scheme, the inner wall butt of lug and recess adjusts the pole and can rotate and drive the connecting seat and move toward adjusting pole length direction on the connecting seat.
The utility model discloses further set up to: the positioning block at the bottom of the mounting seat is provided with two positioning blocks, the two positioning blocks are symmetrically arranged at the bottom of the mounting seat, and the distance between the two positioning blocks is an integral multiple of the distance between adjacent positioning grooves.
Through adopting above-mentioned technical scheme, two locating piece joints provide two strong points on the constant head tank for the setting element is fixed more stably on the bottom plate.
The utility model discloses further set up to: and the mounting seat is provided with a reinforcing rib plate which is fixedly connected with the mounting seat and the connecting rod.
Through adopting above-mentioned technical scheme, strengthen the joint strength between mount pad and the connecting rod.
The utility model discloses further set up to: and a rotating hand wheel is arranged at one end of the adjusting rod, which is far away from the clamp.
Through adopting above-mentioned technical scheme, conveniently rotate the regulation pole.
To sum up, the utility model discloses following beneficial effect has: through thimble and setting element joint on the constant head tank of difference, realize supporting and fixing a position the circuit board of different specifications, its simple structure, the practicality is strong. The elastic force of the spring makes the movable plate tightly abut against the upper surface of the circuit board, and the movable plate can be slid to change the size of the clamping opening, so that the circuit boards with different thicknesses can be clamped.
Drawings
FIG. 1 is a schematic diagram of a solder resist nail bed of a circuit board;
FIG. 2 is a cross-sectional view of the positioning member and clamp;
FIG. 3 is a cross-sectional view of the thimble.
In the figure: 1. a work table; 2. a base plate; 21. positioning a groove; 3. a thimble; 31. a clamping part; 32. a support portion; 4. a positioning member; 41. a mounting seat; 42. a connecting rod; 43. a connecting cylinder; 44. adjusting a rod; 45. positioning blocks; 46. reinforcing rib plates; 5. rotating a hand wheel; 6. a bump; 7. a clamp; 71. an L-shaped plate; 72. a movable plate; 73. a chute; 74. a slider; 75. a spring; 76. a connecting seat; 77. a groove; 8. and (4) clamping the opening.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a circuit board hinders and welds nail bed, including workstation 1, be fixed with bottom plate 2 on the workstation 1, the side that workstation 1 was kept away from to bottom plate 2 evenly is provided with constant head tank 21, and the joint has thimble 3 and setting element 4 in the constant head tank 21.
Referring to fig. 1 and 3, the thimble 3 is rectangular and arranged on the bottom plate 2, the thimble 3 includes a clamping portion 31 and a supporting portion 32, the clamping portion 31 is clamped in the positioning groove 21 in a matching manner, the diameter of the clamping portion 31 is larger than that of the supporting portion 32, the supporting portion 32 is used for abutting against the supporting circuit board, and the end portion of the supporting portion 32 far away from the clamping portion 31 is conical.
Referring to fig. 1 and 2, the number of the positioning members 4 is four, two positioning members are oppositely arranged on the bottom plate 2, each positioning member 4 comprises a mounting seat 41, a connecting rod 42, a connecting cylinder 43 and an adjusting rod 44, positioning blocks 45 are arranged at the bottom of the mounting seat 41, two positioning blocks 45 are provided, the two positioning blocks 45 are symmetrically arranged at the bottom of the mounting seat 41, the distance between the two positioning blocks 45 is an integral multiple of the distance between adjacent positioning grooves 21, and the positioning blocks 45 are clamped with the positioning grooves 21.
Connecting rod 42 vertical fixation is at the top surface of mount pad 41, and the both sides of connecting rod 42 are provided with deep floor 46, and deep floor 46 is the right angle triangle-shaped board, the right-angle side of triangle-shaped board respectively with connecting rod 42, mount pad 41 fixed connection. The connecting cylinder 43 is fixed on one end of the connecting rod 42 far away from the mounting seat 41, the connecting cylinder 43 and the mounting seat 41 are arranged in parallel, and the inner wall of the connecting cylinder 43 is provided with internal threads. The outer wall of the adjusting rod 44 is provided with external threads, the adjusting rod 44 is in threaded connection with the connecting cylinder 43, one end of the adjusting rod 44 is provided with a rotating hand wheel 5, the other end of the adjusting rod is provided with a convex block 6, and the convex block 6 is rotatably connected with a clamp 7.
The fixture 7 comprises an L-shaped plate 71 and a movable plate 72, wherein a sliding groove 73 is arranged on the L-shaped plate 71, a sliding block 74 is arranged on the movable plate 72, and the sliding block 74 is connected with the sliding groove 73 in a sliding manner. A spring 75 is arranged in the sliding groove 73, one end of the spring 75 is fixedly connected with the inner wall of the sliding groove 73, the other end of the spring 75 is fixedly connected with the sliding block 74, the spring 75 is arranged perpendicular to the mounting seat 41, the two springs 75 are arranged in two ways, the two springs 75 are respectively arranged at two ends of the sliding block 74, and the sliding block 74 slides towards the mounting seat 41 due to the elastic force of the spring 75. A clamping opening 8 is formed between the movable plate 72 and the L-shaped plate 71, the bottom of the clamping opening 8 and the top of the thimble 3 are located on the same horizontal plane, a connecting seat 76 is fixed on the side surface of the L-shaped plate 71 far away from the clamping opening 8, a groove 77 is formed in the side surface of the connecting seat 76 far away from the clamping opening 8, and the groove 77 is in sliding connection with the bump 6.
The implementation principle of the embodiment is as follows: according to the specification of the circuit board, the thimble 3 and the positioning part 4 are clamped on the corresponding positioning groove 21, the circuit board is placed on the thimble 3, the top of the thimble 3 abuts against the lower surface of the circuit board, the movable plate 72 slides upwards, the spring 75 is compressed, the clamping opening 8 is opened, the frame of the circuit board is placed in the clamping opening 8, the movable plate 72 is loosened, the movable plate 72 abuts against the frame of the circuit board by the elasticity of the spring 75, the clamping opening 8 clamps the frame of the circuit board, the circuit board is pressed by a hand, then the L-shaped plate 71 moves towards the direction of the circuit board by rotating the adjusting rod 44 through the rotating hand wheel 5 until the L-shaped plate 71 abuts against the circuit board, the support and the positioning of the circuit board are finished. The thimble 3 and the positioning piece 4 are clamped on different positioning grooves 21, so that circuit boards of different specifications are supported and positioned, and the circuit board positioning device is simple in structure and high in practicability.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a nail bed is prevented welding to circuit board, includes workstation (1), its characterized in that: be fixed with bottom plate (2) on workstation (1), the side that workstation (1) was kept away from in bottom plate (2) evenly is provided with constant head tank (21), the joint has thimble (3) and setting element (4) in constant head tank (21), be equipped with anchor clamps (7) that are used for centre gripping circuit board frame on setting element (4).
2. The circuit board solder mask nail bed according to claim 1, wherein: setting element (4) include mount pad (41), connecting rod (42), connecting cylinder (43) and adjust pole (44), the bottom of mount pad (41) is equipped with locating piece (45), locating piece (45) and constant head tank (21) joint, the top surface at mount pad (41) is fixed in connecting rod (42), the one end of keeping away from mount pad (41) on connecting rod (42) is fixed in connecting cylinder (43), adjust pole (44) and connecting cylinder (43) threaded connection, anchor clamps (7) rotate to be connected in the one end of adjusting pole (44).
3. The circuit board solder mask nail bed according to claim 2, wherein: anchor clamps (7) are including L template (71) and fly leaf (72), be equipped with spout (73) on L template (71), be equipped with slider (74) on fly leaf (72), slider (74) and spout (73) sliding connection are formed with between fly leaf (72) and L template (71) and press from both sides mouth (8), and the side that presss from both sides mouth (8) is kept away from in L template (71) is equipped with connecting seat (76), connecting seat (76) and regulation pole (44) rotate the connection.
4. The circuit board solder mask nail bed according to claim 3, wherein: a spring (75) is arranged in the sliding groove (73), one end of the spring (75) is fixedly connected with the inner wall of the sliding groove (73), and the other end of the spring is fixedly connected with the sliding block (74).
5. The circuit board solder mask nail bed according to claim 3, wherein: the adjusting rod is characterized in that a groove (77) is formed in the connecting seat (76), a convex block (6) is arranged at the end part of the adjusting rod (44) extending into the groove (77), and the convex block (6) is connected with the groove (77) in a sliding mode.
6. The circuit board solder mask nail bed according to claim 2, wherein: the positioning device is characterized in that the number of the positioning blocks (45) at the bottom of the mounting seat (41) is two, the two positioning blocks (45) are symmetrically arranged at the bottom of the mounting seat (41), and the distance between the two positioning blocks (45) is an integral multiple of the distance between the adjacent positioning grooves (21).
7. The circuit board solder mask nail bed according to claim 2, wherein: and a reinforcing rib plate (46) is arranged on the mounting seat (41), and the reinforcing rib plate (46) is fixedly connected with the mounting seat (41) and the connecting rod (42).
8. The circuit board solder mask nail bed according to claim 2, wherein: and a rotating hand wheel (5) is arranged at one end of the adjusting rod (44) far away from the clamp (7).
CN201920754308.3U 2019-05-23 2019-05-23 Circuit board resistance welding nail bed Active CN210112408U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920754308.3U CN210112408U (en) 2019-05-23 2019-05-23 Circuit board resistance welding nail bed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920754308.3U CN210112408U (en) 2019-05-23 2019-05-23 Circuit board resistance welding nail bed

Publications (1)

Publication Number Publication Date
CN210112408U true CN210112408U (en) 2020-02-21

Family

ID=69560230

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920754308.3U Active CN210112408U (en) 2019-05-23 2019-05-23 Circuit board resistance welding nail bed

Country Status (1)

Country Link
CN (1) CN210112408U (en)

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