CN220711744U - Multi-layer circuit board paster lower plate fixture - Google Patents

Abstract

The utility model discloses a multilayer circuit board patch lower plate fixture which comprises a fixed plate, wherein two cavities are formed in the fixed plate, a rotating cylinder is rotatably connected in the two cavities, gears are fixedly sleeved outside the rotating cylinder, two racks are symmetrically arranged in the two cavities, the two racks are arranged on two sides of the gears and are in meshed connection, the two racks penetrate through the cavities and are in sliding connection, one side of each rack is fixedly connected with a control board, the upper side of each control board is uniformly provided with a plurality of threaded holes, one threaded hole is internally provided with a threaded rod in a threaded sleeve, the threaded rod penetrates through the threaded hole, and the upper side of the threaded rod is rotatably connected with the rotating plate. The clamping and fixing operation of circuit boards with different specifications and sizes is completed through the matching of the four clamping plates and the through grooves, the whole operation is simple, the adjustability is high, and the practical effect is good.

Description

Multi-layer circuit board paster lower plate fixture

Technical Field

The utility model relates to the technical field of circuit board processing, in particular to a jig for a lower plate of a multi-layer circuit board patch.

Background

The circuit board is divided into three major categories of a single-sided board, a double-sided board and a multi-layer circuit board according to the number of layers, wherein the multi-layer board is a printed board which is formed by laminating more than three conductive pattern layers and insulating materials between the conductive pattern layers at intervals, and conductive patterns between the conductive pattern layers are interconnected according to requirements, and the multi-layer circuit board is a product of the development of electronic information technology in the directions of high speed, multifunction, large capacity, small volume, thinning and light weight. In the course of working of multilayer circuit board, need carry out the paster operation to the circuit board, and then satisfy more different work needs, to multilayer circuit board and the paster in-process that descends in a reverse direction, do not have the fixed operation to multilayer circuit board hypoplastron, and then lead to holistic processing steadiness relatively poor, and the effect of processing is general, consequently, provides a multilayer circuit board paster hypoplastron smelting tool.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: the fixing operation of the lower plate of the multilayer circuit board is not carried out, the overall processing stability is poor, the processing effect is general, and the lower plate jig for the multilayer circuit board patch is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a multilayer circuit board paster hypoplastron smelting tool, includes the fixed plate, be equipped with two cavitys in the fixed plate, two the intracavity rotation is connected and is equipped with the rotation section of thick bamboo, the fixed cover in rotation section of thick bamboo outside is equipped with the gear, two equal symmetry is equipped with two racks in the cavity, two the rack is located the both sides and the gear engagement connection setting of gear, two the rack runs through in cavity and cavity sliding connection setting, two one side fixed connection of rack is equipped with the control panel, the upside of control panel evenly is equipped with a plurality of screw holes, one of them screw hole internal thread cover is equipped with the threaded rod, the threaded rod runs through in the screw hole setting, the upside rotation connection of threaded rod is equipped with the rotation board, one side fixed connection that the rotation board is close to the fixed plate is equipped with first spring, one side fixed connection that the rotation board was kept away from to first spring is equipped with splint, one side that the splint kept away from first spring is equipped with logical groove.

Preferably, the downside fixed connection of fixed plate is equipped with a plurality of bracing pieces, and a plurality of downside fixed connection of bracing piece is equipped with the rubber pad.

Preferably, the fixed cover is equipped with the solid fixed ring in the rotary cylinder, gu fixed ring upside circumference is equipped with a plurality of fixed orificess, both sides equal fixed connection is equipped with two sleeves in the cavity, two the sleeve is located the rotary cylinder and sets up, two the slip cap is equipped with the movable rod in the sleeve, the movable rod runs through in the relative setting of moving hole and moving hole matching, the movable rod passes through second spring and sleeve bottom connection setting.

Preferably, two connect the setting through the through-hole between the cavity, be equipped with the control lever in the through-hole, the control lever runs through in through-hole and fixed plate setting, the fixed cover in the control lever outside is equipped with two contact rings, two the contact ring is located two rotation section of thick bamboo respectively and sets up, two the contact ring is close to one side circumference fixed connection of fixed ring and is equipped with a plurality of contact levers, a plurality of contact lever and fixed hole match relative setting.

Preferably, the outside thread bush of threaded rod is equipped with the nut, nut and control panel contact connection setting.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation between four splint and the logical groove, accomplish the fixed operation of centre gripping to different specification size circuit boards, when utilizing the splint to carry out the fixed operation of centre gripping, through threaded rod and screw hole, accomplish the first adjustment operation to splint position, then under the effect of gear and rack, accomplish the secondary adjustment operation to splint, and then can be better accomplish the fixed operation of centre gripping to the circuit board, in the secondary adjustment in-process, can accomplish corresponding adjustment operation through the control lever, overall operation is simple, and practical effect is good.

Drawings

Fig. 1 is a schematic structural diagram of a lower board fixture for multi-layered circuit board patch provided by the utility model;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic top view connection diagram of a control board and a fixing board in a jig for a multi-layered circuit board patch lower board according to the present utility model.

In the figure: the device comprises a fixed plate 1, a cavity 2, a rotary cylinder 3, a rack 4, a support rod 5, a control plate 6, a threaded hole 7, a threaded rod 8, a rotary plate 9, a first spring 10, a gear 11, a control rod 12, a clamping plate 13, a through groove 14, a fixed ring 15, a fixed hole 16, a fixed cylinder 17, a movable rod 18, a second spring 19, a contact ring 20 and a contact rod 21.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a multilayer circuit board paster lower plate tool comprises a fixed plate 1, wherein a plurality of support rods 5 are fixedly connected to the lower side of the fixed plate 1, rubber pads are fixedly connected to the lower side of the plurality of support rods 5 to complete the integral simple supporting operation of the device, two cavities 2 are arranged in the fixed plate 1, a rotating cylinder 3 is rotationally connected to the two cavities 2, a gear 11 is fixedly sleeved outside the rotating cylinder 3, two racks 4 are symmetrically arranged in the two cavities 2, the two racks 4 are arranged on two sides of the gear 11 and are in meshed connection with the gear 11, the two racks 4 penetrate through the cavities 2 and are in sliding connection with the cavities 2, a control plate 6 is fixedly connected to one side of the two racks 4, a plurality of threaded holes 7 are uniformly formed in the upper side of the control plate 6, a threaded rod 8 is sleeved in one of the threaded holes 7, the threaded rod 8 penetrates through the threaded holes 7, the outside thread bush of the threaded rod 8 is provided with a nut, the nut and the control board 6 are in contact connection, the threaded rod 8 and the control board 6 are connected more tightly, the upper side of the threaded rod 8 is rotationally connected and provided with a rotating plate 9, one side of the rotating plate 9 close to the fixed plate 1 is fixedly connected and provided with a first spring 10, one side of the first spring 10 far away from the rotating plate 9 is fixedly connected and provided with a clamping plate 13, one side of the clamping plate 13 far away from the first spring 10 is provided with a through groove 14, a fixed ring 15 is fixedly sleeved in the rotating cylinder 3, a plurality of fixed holes 16 are circumferentially arranged on the upper side of the fixed ring 15, two sleeves are fixedly connected and provided in the cavity 2 on two sides, the two sleeves are arranged in the rotating cylinder 3, a moving rod 18 is sleeved in a sliding manner in the two sleeves, the moving rod 18 penetrates through the moving holes and the moving holes in a matched and opposite mode, the moving rod 18 is connected and arranged through a second spring 19 and the bottom of the sleeves, utilize between fixed orifices 16 and the movable rod 18 to cooperate, accomplish the fixed operation to the angle between rotating cylinder 3 and the fixed plate 1, set up through the through-hole connection between two cavitys 2, be equipped with control lever 12 in the through-hole, control lever 12 runs through in through-hole and fixed plate 1 setting, the fixed cover in control lever 12 outside is equipped with two contact ring 20, two contact ring 20 are located two rotating cylinder 3 respectively and set up, one side circumference fixed connection that two contact ring 20 are close to fixed ring 15 is equipped with a plurality of contact bars 21, a plurality of contact bars 21 and fixed orifices 16 match relative setting, accomplish the removal control operation to movable rod 18.

In the utility model, when the circuit board is required to be clamped and fixed, the specific operation is as follows: the control rod 12 is moved upwards, the control rod 12 drives the contact ring 20 to move upwards, the contact ring 20 drives the corresponding contact rod 21 to move upwards, the contact rod 21 enters the corresponding fixing hole 16 and drives the moving rod 18 to move upwards, the moving rod 18 compresses the second spring 19 until the moving rod 18 moves out of the fixing hole 16, the control rod 12 rotates, the control rod 12 drives the rotating cylinder 3 to rotate through the contact ring 20, the contact rod 21 and the fixing ring 15, the rotating cylinder 3 drives the rack 4 to move towards or away from each other through the gear 11, the corresponding control plate 6 is driven to move towards or away from each other until the position of the control plate 6 meets the working requirement, the control rod 12 is moved downwards, the contact rod 21 and the moving rod 18 are disconnected, the moving rod 18 enters the corresponding fixing hole 16, the control rod 12 is continuously moved downwards, then the same operation is repeated, the adjustment and the fixing operation of the other two control plates 6 are completed, the circuit board is placed on the upper side of the fixing plate 1, the circuit board is inserted into the through groove 14, the corresponding threaded hole 8 is moved into the corresponding threaded hole 7 until the position of the corresponding control plate 6 meets the working requirement, the threaded hole 9 is connected with the clamping plate 13 until the corresponding threaded hole is in a compression state, and the nut is compressed until the position of the corresponding control plate is in a state, and the nut is in a state of being in contact with the nut.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides a multilayer circuit board paster hypoplastron smelting tool, includes fixed plate (1), its characterized in that, be equipped with two cavitys (2) in fixed plate (1), two cavity (2) internal rotation connection is equipped with and rotates section of thick bamboo (3), rotate section of thick bamboo (3) outside fixed cover and be equipped with gear (11), two equal symmetry is equipped with two racks (4) in cavity (2), two rack (4) are located the both sides and gear (11) meshing connection setting of gear (11), two rack (4) run through in cavity (2) and cavity (2) sliding connection setting, two one side fixed connection of rack (4) is equipped with control panel (6), the upside of control panel (6) evenly is equipped with a plurality of screw holes (7), one of them screw hole (7) internal thread cover is equipped with threaded rod (8), threaded rod (8) run through in threaded hole (7) setting, the upside rotation connection of threaded rod (8) is equipped with rotation board (9), rotation board (9) are close to one side fixed connection of fixed plate (1) and are equipped with first spring (10) that spring (10) are kept away from to one side fixed connection, first spring (10), a through groove (14) is formed in one side, away from the first spring (10), of the clamping plate (13).

2. The jig for the lower plate of the multi-layer circuit board patch according to claim 1, wherein a plurality of support rods (5) are fixedly connected to the lower side of the fixing plate (1), and rubber pads are fixedly connected to the lower sides of the support rods (5).

3. The jig for the multilayer circuit board patch lower plate according to claim 1, wherein a fixed ring (15) is fixedly sleeved in the rotating cylinder (3), a plurality of fixed holes (16) are circumferentially formed in the upper side of the fixed ring (15), two sleeves are fixedly connected in the cavity (2) at two sides, the two sleeves are arranged in the rotating cylinder (3), a movable rod (18) is slidably sleeved in the two sleeves, the movable rod (18) penetrates through the movable holes and is arranged in a matched and opposite mode, and the movable rod (18) is connected with the bottom of the sleeve through a second spring (19).

4. A multilayer circuit board paster lower plate smelting tool according to claim 3, characterized in that, two connect through the through-hole between cavity (2) and set up, be equipped with control rod (12) in the through-hole, control rod (12) run through in through-hole and fixed plate (1) setting, fixed cover in control rod (12) outside is equipped with two contact ring (20), two contact ring (20) are located two rotation section of thick bamboo (3) respectively and set up, two one side circumference fixed connection that contact ring (20) are close to solid fixed ring (15) is equipped with a plurality of contact bars (21), a plurality of contact bars (21) and fixed orifices (16) match relative setting.

5. The jig for the lower plate of the multi-layer circuit board patch according to claim 1, wherein a nut is sleeved on the outer side of the threaded rod (8), and the nut is in contact connection with the control board (6).