CN216960351U

CN216960351U - Spacing fixing device is used in circuit board production

Info

Publication number: CN216960351U
Application number: CN202220761604.8U
Authority: CN
Inventors: 陈炜晨; 陈雄峰; 潘峰
Original assignee: Jiangxi Zhongzhiyan Technology Co ltd
Current assignee: Jiangxi Zhongzhiyan Technology Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-12
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a limiting and fixing device for circuit board production, which comprises a main body assembly, wherein the main body assembly comprises a bottom plate, and two symmetrical L-shaped supports are arranged at the top of the bottom plate; the clamping component comprises a support fixedly connected to the top of the L-shaped support, the support is in a U-shaped structure, and the inner cavity of the support is horizontally and fixedly connected with a fixing rod. This application is through arranging the both sides of circuit board in the top of two L shape supports respectively, rotate two hand wheels in proper order again, finally make the fly leaf use the dead lever to rotate as the centre of a circle, conflict with the both sides at circuit board top until the rubber pad can accomplish fixed operation, and easy operation is convenient, and can repeatedly use, both accord with the green theory, and use cost has been reduced again, can adjust the interval of two L shape supports through the inner chamber of the first screw with the bolt soon to different positions, and then be applicable to not unidimensional circuit board, thereby this spacing fixing device's application scope has been improved.

Description

Spacing fixing device is used in circuit board production

Technical Field

The utility model relates to the technical field of circuit board production, in particular to a limiting and fixing device for circuit board production.

Background

The circuit board may be referred to as a printed wiring board or a printed circuit board. The circuit board has the following names: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electrical appliance layout.

At present, the circuit board needs to be limited and fixed in the production process, most of the existing limiting and fixing devices for circuit board production are fixed by plastic buckles, the plastic buckles are short in service life, the phenomenon that the circuit board is broken easily after being used for a long time is caused, workers often need to replace new plastic buckles, and then the use cost is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a limiting and fixing device for circuit board production, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a spacing fixing device is used in circuit board production, includes:

the main body assembly comprises a bottom plate, and two symmetrical L-shaped supports are arranged at the top of the bottom plate;

the centre gripping subassembly, the centre gripping subassembly includes fixed connection in the support at L shape support top, the support is U column structure, the horizontal fixedly connected with dead lever of inner chamber of support, the surface activity of dead lever is provided with the fly leaf, the through-hole has been seted up on the surface of fly leaf, the inner chamber sliding connection of through-hole has the gag lever post, the spacing hole that supplies the gag lever post to insert the establishment is seted up at the top of L shape support, the bottom fixedly connected with spring of spacing downthehole face, the top and the gag lever post fixed connection of spring, the second screw has been seted up at the top of support, the inner chamber screw thread of second screw is inserted and is equipped with the double-screw bolt, the top fixedly connected with hand wheel of double-screw bolt.

Through adopting above-mentioned technical scheme, the top of two L shape supports is arranged respectively in through the both sides with the circuit board, and with the support contact, can tentatively spacing to the circuit board, rotate two hand wheels in proper order again, finally make the fly leaf use the dead lever as the centre of a circle and rotate, conflict until the both sides at rubber pad and circuit board top and can accomplish fixed operation, the operation is simple and convenient, and can be repeatedly used, both accord with the green theory, use cost has been reduced again, the interval of two L shape supports can be adjusted to the inner chamber through screwing the bolt to the first screw of different positions, and then be applicable to not unidimensional circuit board, thereby this spacing fixing device's application scope has been improved.

Preferably, symmetrical mounting plates are fixedly connected to the surfaces of the L-shaped supports, bolts are inserted into inner cavities of the mounting plates, a plurality of first screw holes which are distributed equidistantly are formed in the top of the bottom plate, and the bottom ends of the bolts are in threaded connection with the inner wall surfaces of the first screw holes.

Through adopting above-mentioned technical scheme, utilize the cooperation of mounting panel, bolt and first screw to use to the staff is installed L shape support steadily at the top of bottom plate.

Preferably, the inner wall surface of one of the L-shaped supports is horizontally and fixedly connected with two symmetrical inner rods, the surface of each inner rod is slidably sleeved with an outer tube, and one end of each outer tube is fixedly connected with the inner wall surface of the other L-shaped support.

Through adopting above-mentioned technical scheme, the cooperation that utilizes interior pole and outer tube is used, can play limiting displacement to L shape support for two L shape supports horizontal migration steadily is favorable to the staff to carry out the hole operation.

Preferably, the movable plate is in an inclined state, a through hole for the fixed rod to pass through is formed in the movable plate, and the inner wall surface of the through hole is rotatably connected with the fixed rod through a bearing.

Preferably, the top of the movable plate is provided with a groove, and the bottom end of the stud is inserted into an inner cavity of the groove.

Through adopting above-mentioned technical scheme, utilize the recess to play limiting displacement to the bottom of double-screw bolt to the operation of exerting pressure is carried out to the fly leaf to subsequent double-screw bolt.

Preferably, one side of the bottom of the movable plate is fixedly connected with a rubber pad, and the rubber pad is of a semi-cylindrical structure.

Through adopting above-mentioned technical scheme, utilize the rubber pad can play the guard action to the circuit board, effectively avoid the phenomenon of fly leaf effort too big to circuit board operation wearing and tearing to take place.

Compared with the prior art, the utility model has the beneficial effects that:

the beneficial effects of the utility model are that, top through arranging two L shape supports in the both sides of circuit board respectively, and with the support contact, can tentatively spacing to the circuit board, rotate two hand wheels in proper order again, finally make the fly leaf use the dead lever as the centre of a circle rotation, conflict with the both sides at circuit board top and can accomplish fixed operation until the rubber pad, and is simple in operation convenient, and can be repeatedly used, both accord with the green theory, and use cost is reduced again, can adjust the interval of two L shape supports through the inner chamber of the first screw of revolving the bolt to different positions, and then be applicable to not unidimensional circuit board, thereby this spacing fixing device's application scope has been improved.

Drawings

FIG. 1 is a schematic structural view of a limiting and fixing device for circuit board production according to the present invention;

FIG. 2 is a schematic sectional view of a partial connection structure of the limiting and fixing device for circuit board production according to the present invention;

fig. 3 is an exploded view of a partial connection structure of the limiting fixing device for circuit board production according to the present invention.

In the figure: 1. a body assembly; 101. a base plate; 102. an L-shaped support; 103. mounting a plate; 104. a bolt; 105. a first screw hole; 106. an inner rod; 107. an outer tube; 2. a clamping assembly; 201. a support; 202. fixing the rod; 203. a movable plate; 204. a through hole; 205. a through hole; 206. a limiting rod; 207. a limiting hole; 208. a spring; 209. a second screw hole; 210. a stud; 211. a hand wheel; 212. a groove; 213. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a spacing fixing device is used in circuit board production, includes: a body assembly 1 and a clamping assembly 2.

The main body assembly 1 comprises a bottom plate 101, and two symmetrical L-shaped supports 102 are arranged at the top of the bottom plate 101;

wherein, the clamping component 2 includes a support 201 fixedly connected to the top of the L-shaped support 102, the support 201 is a u-shaped structure, the inner cavity of the support 201 is horizontally and fixedly connected with a fixing rod 202, a movable plate 203 is movably arranged on the surface of the fixing rod 202, a through hole 205 is formed on the surface of the movable plate 203, an inner cavity of the through hole 205 is slidably connected with a limit rod 206, a limit hole 207 for the limit rod 206 to be inserted into is formed in the top of the L-shaped support 102, a spring 208 is fixedly connected to the bottom of the inner wall of the limit hole 207, the top end of the spring 208 is fixedly connected with the limit rod 206, a second screw hole 209 is formed in the top of the support 201, a stud 210 is inserted into the inner cavity thread of the second screw hole 209, and a hand wheel 211 is fixedly connected to the top end of the stud 210.

As shown in fig. 1 and fig. 2, symmetrical mounting plates 103 are fixedly connected to the surfaces of the L-shaped supports 102, bolts 104 are inserted into the inner cavities of the mounting plates 103, a plurality of first screw holes 105 are equally distributed on the top of the bottom plate 101, and the bottom ends of the bolts 104 are in threaded connection with the inner wall surfaces of the first screw holes 105.

As shown in fig. 1, two symmetrical inner rods 106 are fixedly connected to the inner wall surface of one L-shaped support 102 horizontally, an outer tube 107 is slidably sleeved on the surface of the inner rod 106, and one end of the outer tube 107 is fixedly connected to the inner wall surface of the other L-shaped support 102.

As shown in fig. 3, the movable plate 203 is inclined, and a through hole 204 for the fixing rod 202 to pass through is formed in the movable plate 203, and an inner wall surface of the through hole 204 is rotatably connected to the fixing rod 202 through a bearing.

As shown in fig. 3, a groove 212 is formed at the top of the movable plate 203, and the bottom end of the stud 210 is inserted into an inner cavity of the groove 212.

As shown in fig. 1-3, a rubber pad 213 is fixedly connected to one side of the bottom of the movable plate 203, and the rubber pad 213 is in a semi-cylindrical structure.

The working principle is as follows: when the limiting and fixing device for producing the circuit board is used, the two sides of the circuit board are respectively arranged at the tops of the two L-shaped supports 102 and are in contact with the support 201, the circuit board can be primarily limited, then the two hand wheels 211 are sequentially rotated, the hand wheels 211 drive the screw studs 210 to rotate in the inner cavities of the second screw holes 209, so that the screw studs 210 move downwards, the bottom ends of the screw studs 210 apply pressure to the inner wall surfaces of the grooves 212, the movable plate 203 rotates by taking the fixed rod 202 as an axis, the movable plate 203 drives the through holes 205 and the rubber pads 213 to synchronously rotate, so that the limiting rods 206 slide in the inner cavities of the through holes 205 and move upwards, the limiting rods 206 stretch the springs 208 until the rubber pads 213 are abutted against the two sides of the top of the circuit board, and then fixing operation can be completed; by reversely rotating the hand wheel 211, the movable plate 203 can automatically reset through the elastic restoring force of the spring 208, so that the circuit board can be unlocked; when the circuit boards with different sizes need to be limited and fixed, the bolt 104 is rotated by means of an auxiliary tool, the bolt 104 is separated from the inner cavity of the first screw hole 105 by the bolt 104, the L-shaped support 102 can be unlocked, the L-shaped support 102 is horizontally moved at the moment, the inner rod 106 is gradually inserted into the inner cavity of the outer pipe 107, the distance between the two L-shaped supports 102 can be adjusted, and after the required position is adjusted, the bolt 104 is reversely rotated and is rotated to the inner cavity of the corresponding first screw hole 105.

To sum up, this spacing fixing device is used in circuit board production, the top of two L shape supports 102 is arranged respectively in through the both sides with the circuit board, and contact with support 201, can tentatively spacing to the circuit board, rotate two hand wheels 211 in proper order again, finally make fly leaf 203 use dead lever 202 as the centre of a circle rotation, conflict with the both sides at circuit board top and can accomplish fixed operation until rubber pad 213, moreover, the steam generator is simple in operation, and can be repeatedly used, both accord with the green theory, use cost has been reduced again, can adjust the interval of two L shape supports 102 through the inner chamber of screwing bolt 104 to the first screw 105 of different positions, and then be applicable to not unidimensional circuit board, thereby the application scope of this spacing fixing device has been improved.

The parts not involved in the present invention are the same as or can be implemented by the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 spacing fixing device is used in circuit board production which characterized in that includes:

the main body assembly (1) comprises a bottom plate (101), and two symmetrical L-shaped supports (102) are arranged at the top of the bottom plate (101);

the clamping component (2) comprises a support (201) fixedly connected to the top of an L-shaped support (102), the support (201) is of a U-shaped structure, a fixing rod (202) is horizontally and fixedly connected to the inner cavity of the support (201), a movable plate (203) is movably arranged on the surface of the fixing rod (202), a through hole (205) is formed in the surface of the movable plate (203), a limiting rod (206) is slidably connected to the inner cavity of the through hole (205), a limiting hole (207) for the limiting rod (206) to be inserted is formed in the top of the L-shaped support (102), a spring (208) is fixedly connected to the bottom of the inner wall surface of the limiting hole (207), the top end of the spring (208) is fixedly connected with the limiting rod (206), a second screw hole (209) is formed in the top of the support (201), and a stud (210) is inserted into the inner cavity thread hole of the second screw hole (209), the top end of the stud (210) is fixedly connected with a hand wheel (211).

2. The spacing fixing device is used in circuit board production according to claim 1, characterized in that: symmetrical mounting plates (103) are fixedly connected to the surfaces of the L-shaped supports (102), bolts (104) are inserted into inner cavities of the mounting plates (103), a plurality of first screw holes (105) which are distributed equidistantly are formed in the top of the base plate (101), and the bottom ends of the bolts (104) are in threaded connection with the inner wall surfaces of the first screw holes (105).

3. The spacing fixing device is used in circuit board production according to claim 1, characterized in that: the inner wall surface of one L-shaped support (102) is horizontally and fixedly connected with two symmetrical inner rods (106), an outer tube (107) is sleeved on the surface of each inner rod (106) in a sliding mode, and one end of each outer tube (107) is fixedly connected with the inner wall surface of the other L-shaped support (102).

4. The spacing fixing device is used in circuit board production according to claim 1, characterized in that: the movable plate (203) is in an inclined state, a through hole (204) for the fixing rod (202) to pass through is formed in the movable plate (203), and the inner wall surface of the through hole (204) is rotatably connected with the fixing rod (202) through a bearing.

5. The spacing fixing device is used in circuit board production according to claim 1, characterized in that: the top of the movable plate (203) is provided with a groove (212), and the bottom end of the stud (210) is inserted into the inner cavity of the groove (212).

6. The spacing fixing device is used in circuit board production according to claim 1, characterized in that: one side fixedly connected with rubber pad (213) of fly leaf (203) bottom, rubber pad (213) are half cylinder structure.