CN218947439U

CN218947439U - Multilayer PCB circuit board mounting fixture

Info

Publication number: CN218947439U
Application number: CN202223178163.8U
Authority: CN
Inventors: 吴武兴; 刘洋洋; 郭建明; 吴文锋
Original assignee: Frontier Circuit Dongguan Co ltd
Current assignee: Frontier Integrated Technology Nanjing Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-02
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a multilayer PCB circuit board fixing clamp, which relates to the technical field of PCB circuit board fixing clamps and comprises a base, wherein a rotating rod is movably connected to the center of one side of a baffle, a chute is formed in the upper surface of the base, a groove is formed in one side of the upper surface of a sliding block, a clamping block is movably sleeved on the outer wall of a supporting column, an inserting rod is movably connected to one end of a pressing plate, a circuit board is arranged on one side of a protruding block, and a plurality of positioning holes are formed in the upper surface of the circuit board. According to the utility model, one end of the rotating rod pushes the sliding block, the sliding block slides to the central position of the sliding groove along the sliding groove, the circuit board is clamped and fixed left and right, the clamping block can move up and down at the top end of the sliding block, the device is convenient for clamping and fixing the multilayer circuit board, the pressing plate is utilized to press the circuit board at the top end, and then the bottom end of the inserting rod penetrates through the pressing plate and is connected to the inside of the positioning hole, so that the device can realize the fixed clamping of the multilayer circuit board or the single-layer circuit board, and the multilayer circuit board is ensured to be tidy in clamping.

Description

Multilayer PCB circuit board mounting fixture

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) fixing clamps, in particular to a multilayer PCB fixing clamp.

Background

The PCB circuit board is also called a printed circuit board, is a provider of electric connection of electronic components, has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and in actual production, the PCB circuit board is required to be clamped and fixed, connection electrical property of each electric circuit is checked, the existing PCB circuit board is provided with a positioning hole for connection and fixation, and the PCB circuit board can be used for fixing and clamping when being fixed.

However, when the existing device is used for fixing the circuit board, most of the existing device can only be used for fixing the circuit board through a single circuit board, when the multilayer circuit board is clamped fixedly, the clamping is not stable enough, and the stacked circuit boards are not orderly arranged up and down.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a multilayer PCB circuit board fixing clamp.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multilayer PCB circuit board mounting fixture, includes the base, the equal fixedly connected with baffle in base both ends center, and baffle one side center swing joint has the dwang, the spout has been seted up to the base upper surface, and the inside activity of spout links up there is the slider, recess has been seted up to slider upper surface one side, and slider top fixedly connected with support column, the support column outer wall activity has cup jointed the clamp splice, the equal fixedly connected with clamp splice at clamp splice both ends clamp plate, and clamp splice one end swing joint has the inserted bar, clamp splice one side fixedly connected with several lug, and lug one side is equipped with the circuit board, the several locating hole has been seted up to the circuit board upper surface, and the several linking groove has been seted up to the circuit board both sides.

Above-mentioned, baffle fixed connection is in the inside both ends of spout, and baffle one side center has seted up the screw hole, the dwang outer wall is equipped with the screw thread, and dwang one end passes screw hole and slider swing joint.

Above-mentioned, the slider slides and links up in the inside both ends of spout, and slider one end top has placed the circuit board, the slider top is through support column and clamp splice swing joint, and the support column is whole cylindrical.

Above-mentioned, the support column activity alternates in the clamp splice both ends, clamp splice both ends top all fixed connection is in there is the clamp plate, and clamp plate one end upper surface has seted up the aperture, the circuit board is hugged closely to the clamp plate bottom.

Above-mentioned, clamp splice one side is equipped with the rubber pad, and the circuit board is hugged closely to the rubber pad opposite side, clamp plate one end aperture and locating hole department same level, and the inserted bar bottom alternates in aperture and locating hole inside respectively.

Above-mentioned, the circuit board both sides all are equipped with a set of slider and clamp splice that are relative, and clamp splice one side links up in the linking inslot through the lug.

The beneficial effects are that:

compared with the prior art, the multilayer PCB fixing clamp has the following beneficial effects:

1. according to the utility model, one end of the rotating rod is enabled to push the sliding block through rotating the rotating rod, the sliding block slides to the central position of the sliding groove along the sliding groove, and the sliding block drives the clamping blocks, so that the left and right clamping and fixing are carried out on the placed circuit board, and the clamping blocks can move up and down at the top end of the sliding block by utilizing the connection relation between the sliding block and the clamping blocks, so that the device is convenient for clamping and fixing the multilayer circuit board.

2. According to the circuit board clamping device, the clamping blocks are driven to slide through sliding of the sliding blocks, one sides of the clamping blocks are tightly attached to the circuit board, the rubber pads are arranged on one sides of the clamping blocks, clamping force can be relieved when the clamping blocks are in contact with the circuit board, damage to two sides of the circuit board is prevented, the clamping blocks slide up and down, a plurality of overlapped circuit boards are conveniently placed, the circuit board is pressed at the top end by the pressing plates, the bottom ends of the inserting rods penetrate through the pressing plates and are connected in the positioning holes, and therefore the circuit board clamping device can fixedly clamp the multi-layer circuit board or the single-layer circuit board, and the multi-layer circuit board is guaranteed to be tidy in clamping.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial structure of a base and a circuit board according to the present utility model;

FIG. 3 is a schematic view of a partial structure of a circuit board clamping side surface according to the present utility model;

FIG. 4 is a schematic view of an isometric partial structure of a slider and a clamp block according to the present utility model

FIG. 5 is a schematic view of an isometric partial structure of a slider and clamp block according to the present utility model.

In the figure: 1. a base; 2. a baffle; 3. a rotating lever; 4. a chute; 5. a slide block; 6. a groove; 7. a support column; 8. clamping blocks; 9. a pressing plate; 10. a rod; 11. a bump; 12. a circuit board; 13. positioning holes; 14. and a connection groove.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides a multilayer PCB circuit board mounting fixture, including base 1, base 1 both ends center equal fixedly connected with baffle 2, and baffle 2 one side center swing joint has dwang 3, spout 4 has been seted up to base 1 upper surface, and the inside movable joint of spout 4 has slider 5, recess 6 has been seted up to slider 5 upper surface one side, and slider 5 top fixedly connected with support column 7, clamp splice 8 has been cup jointed in the activity of support column 7 outer wall, clamp splice 8 both ends equal fixedly connected with clamp plate 9, and clamp plate 9 one end swing joint has inserted bar 10, clamp splice 8 one side fixedly connected with several lug 11, and lug 11 one side is equipped with circuit board 12, several locating hole 13 has been seted up to circuit board 12 upper surface, and several linking groove 14 has been seted up to circuit board 12 both sides

The circuit board 12 is placed on the upper surface of the base 1 by utilizing the integral structure of the device, one end of the rotating rod 3 pushes the sliding block 5 to approach the two sides of the circuit board 12 by rotating the rotating rod 3, meanwhile, the clamping blocks 8 are slid up and down, the circuit board 12 is just connected between the clamping blocks 8 and the sliding block 5, the two sides of the circuit board 12 are pressed by the pressing plate 9, the circuit board 12 can be vertically overlapped on the surface of the base 1 by sliding the clamping blocks 8 up and down, after one end of the pressing plate 9 is aligned with the positioning hole 13, the bottom end of the inserting rod 10 passes through the pressing plate 9 to be connected with the inside of the positioning hole 13, so that the circuit board 12 is clamped left and right, and the multilayer circuit board 12 is fixed by punching type positioning.

As shown in fig. 1-2, the baffle 2 is fixedly connected to two ends inside the chute 4, a threaded hole is formed in the center of one side of the baffle 2, threads are formed on the outer wall of the rotating rod 3, one end of the rotating rod 3 penetrates through the threaded hole and is movably connected with the sliding block 5, the sliding block 5 is slidingly connected to two ends inside the chute 4, a circuit board 12 is placed at the top of one end of the sliding block 5, the top end of the sliding block 5 is movably connected with the clamping block 8 through a supporting column 7, and the whole supporting column 7 is cylindrical.

Through rotating dwang 3, make dwang 3 one end promote slider 5, slider 5 slides to spout 4 central point put along spout 4, and slider 5 drives clamp splice 8 to the circuit board 12 of placing is controlled the centre gripping fixedly, utilizes the relation of connection between slider 5 and clamp splice 8, makes clamp splice 8 can reciprocate on slider 5 top, and the device of being convenient for carries out the centre gripping fixedly to multilayer circuit board 12.

As shown in fig. 4-5, the support columns 7 are movably inserted into two ends of the clamping block 8, the tops of the two ends of the clamping block 8 are fixedly connected with the pressing plates 9, small holes are formed in the upper surface of one end of each pressing plate 9, the bottom ends of the pressing plates 9 are tightly attached to the circuit board 12, a rubber pad is arranged on one side of the clamping block 8, the other side of the rubber pad is tightly attached to the circuit board 12, small holes at one end of each pressing plate 9 are level with the positioning holes 13, and the bottom ends of the inserting rods 10 are inserted into the small holes and the positioning holes 13 respectively.

The clamping block 8 is driven to slide through the sliding block 5 to enable one side of the clamping block 8 to be tightly attached to the circuit board 12, a rubber pad is arranged on one side of the clamping block 8, clamping force can be relieved when the clamping block 8 is in contact with the circuit board 12, two sides of the circuit board 12 are prevented from being damaged, the clamping block 8 is slid up and down to facilitate placement of a plurality of superimposed circuit boards 12, the circuit board 12 is pressed at the top end by the pressing plate 9, and then the bottom end of the inserting rod 10 is connected inside the positioning hole 13 through the pressing plate 9, so that the device can fix and clamp the multilayer circuit board 12 or the single-layer circuit board 12, and the multilayer circuit board 12 is guaranteed to be tidy when clamped.

As shown in fig. 1, 2 and 3, two opposite sides of the circuit board 12 are respectively provided with a set of opposite sliding blocks 5 and clamping blocks 8, and one side of each clamping block 8 is connected to the inside of the connecting groove 14 through a bump 11.

Through the mutual centre gripping that links up of clamp splice 8 one side and circuit board 12 both sides to carry out the centre gripping to top circuit board 12 fixedly, utilize lug 11 and linking groove 14 to link up each other, stability when improving the device centre gripping helps stabilizing multilayer circuit board 12 simultaneously, guarantees that superimposed circuit board 12 top is steady neat.

Working principle: the circuit board 12 is placed on the upper surface of the base 1 by utilizing the integral structure of the device, one end of the rotating rod 3 pushes the sliding block 5 to approach the two sides of the circuit board 12 by rotating the rotating rod 3, meanwhile, the clamping blocks 8 are slid up and down, the circuit board 12 is just connected between the clamping blocks 8 and the sliding block 5, the two sides of the circuit board 12 are pressed by the pressing plate 9, the circuit board 12 can be vertically overlapped on the surface of the base 1 by sliding the clamping blocks 8 up and down, after one end of the pressing plate 9 is aligned with the positioning hole 13, the bottom end of the inserting rod 10 passes through the pressing plate 9 to be connected with the inside of the positioning hole 13, so that the circuit board 12 is clamped left and right, and the multilayer circuit board 12 is fixed by punching type positioning.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multilayer PCB circuit board mounting fixture, includes base (1), its characterized in that: the novel movable connecting device is characterized in that the centers of two ends of the base (1) are fixedly connected with the baffle (2), one side of the baffle (2) is movably connected with the rotating rod (3), the upper surface of the base (1) is provided with the sliding groove (4), the sliding groove (4) is movably connected with the sliding block (5), one side of the upper surface of the sliding block (5) is provided with the groove (6), the top end of the sliding block (5) is fixedly connected with the supporting column (7), the outer wall of the supporting column (7) is movably sleeved with the clamping block (8), two ends of the clamping block (8) are fixedly connected with the pressing plate (9), one end of the pressing plate (9) is movably connected with the inserting rod (10), one side of the clamping block (8) is fixedly connected with the plurality of protruding blocks (11), one side of the protruding blocks (11) is provided with the circuit board (12), the upper surface of the circuit board (12) is provided with the plurality of positioning holes (13), and two sides of the circuit board (12) are provided with the plurality of connecting grooves (14).

2. The multilayer PCB wiring board fixing jig according to claim 1, wherein: the baffle (2) is fixedly connected to the two ends of the inside of the chute (4), a threaded hole is formed in the center of one side of the baffle (2), threads are formed in the outer wall of the rotating rod (3), and one end of the rotating rod (3) penetrates through the threaded hole to be movably connected with the sliding block (5).

3. The multilayer PCB wiring board fixing jig according to claim 1, wherein: the sliding block (5) is slidably connected to two ends inside the sliding groove (4), a circuit board (12) is placed at the top of one end of the sliding block (5), the top end of the sliding block (5) is movably connected with the clamping block (8) through the supporting column (7), and the supporting column (7) is integrally cylindrical.

4. The multilayer PCB wiring board fixing jig according to claim 1, wherein: the support column (7) is movably inserted into two ends of the clamping block (8), the tops of the two ends of the clamping block (8) are fixedly connected with the pressing plate (9), the upper surface of one end of the pressing plate (9) is provided with a small hole, and the bottom end of the pressing plate (9) is tightly attached to the circuit board (12).

5. The multilayer PCB wiring board fixing jig according to claim 1, wherein: the clamp splice (8) one side is equipped with the rubber pad, and the circuit board (12) are hugged closely to the rubber pad opposite side, the same level of clamp plate (9) one end aperture and locating hole (13) department, and insert rod (10) bottom is interlude in aperture and locating hole (13) inside respectively.

6. The multilayer PCB wiring board fixing jig according to claim 1, wherein: two sides of the circuit board (12) are respectively provided with a group of opposite sliding blocks (5) and clamping blocks (8), and one side of each clamping block (8) is connected inside the corresponding connecting groove (14) through the corresponding convex block (11).