CN213858892U

CN213858892U - Clamping device is used in circuit board production

Info

Publication number: CN213858892U
Application number: CN202022653514.0U
Authority: CN
Inventors: 徐利东; 梁占辉
Original assignee: Letter In Aino Rf Circuit Shenzhen Co ltd
Current assignee: Letter In Aino Rf Circuit Shenzhen Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-03
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to the technical field of circuit board production, and discloses a clamping device for circuit board production, which comprises a shell, wherein a U-shaped frame is bolted at the top of the shell, a cylinder is bolted at the bottom of the inner wall of the shell, the output end of the cylinder passes through the U-shaped frame and is hinged with two transmission rods, the other end of each transmission rod is hinged with a sliding rod, and a sliding sleeve is sleeved on the surface of each sliding rod in a sliding manner; the utility model discloses a set up the fixed block, the round hole, the drum, a piston, the check valve, the grip block, first spring, the regulation hole, screw rod and nut, traditional circuit board clamping device has been solved, can not adjust the dynamics of centre gripping, the circuit board can be damaged too big hard, the easy slope deviation of power undersize can make the circuit board, drop even, cause economic loss, hinder the problem of job schedule, this clamping device is used in circuit board production, possess the advantage that can adjust the centre gripping dynamics, economic loss has been reduced, the progress of work has been accelerated, and is worthy of popularization and use.

Description

Clamping device is used in circuit board production

Technical Field

The utility model relates to a circuit board production technical field specifically is a clamping device is used in circuit board production.

Background

The printed circuit board is formed by interconnecting lines and printed elements from points to points on an insulating base material according to a predetermined design, and is a provider of electrical connection of electronic components. The circuit board is very common in daily life, and is small enough to be used as a mobile phone, a U disk and a camera, and large enough to be used as high-end products such as aerospace, high-speed rail motor cars and the like, and the circuit board needs to be clamped in the production process.

Traditional circuit board clamping device can not adjust the dynamics of centre gripping, and too big can damage the circuit board hard, and the power undersize can make the easy slope deviation of circuit board, drops even, causes economic loss, delays the work progress, in order to solve above-mentioned problem that exists, we provide a clamping device for circuit board production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device is used in circuit board production possesses the advantage that can adjust the centre gripping dynamics, has solved traditional circuit board clamping device, can not adjust the dynamics of centre gripping, and too big can damage the circuit board hard, and the too little power can make the easy slope deviation of circuit board, drops even, causes economic loss, hinders the problem of job schedule.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for circuit board production comprises a shell, wherein a U-shaped frame is bolted at the top of the shell, a cylinder is bolted at the bottom of the inner wall of the shell, the output end of the cylinder penetrates through the U-shaped frame and is hinged with two transmission rods, the other end of each transmission rod is hinged with a sliding rod, a sliding sleeve is sleeved on the surface of each sliding rod in a sliding manner, the bottom of each sliding sleeve is bolted with the top of the U-shaped frame, a limiting mechanism is arranged on one side, opposite to each other, of each sliding rod, a connecting rod is bolted at the top of the opposite end of each sliding rod, a fixing block is bolted at the top of each connecting rod, a round hole is formed in one side of each fixing block, a cylinder is bolted at one end of each round hole, a piston is sleeved in the cylinder in a sliding manner, a clamping rod is bolted at one side of the piston, two one-way valves are arranged on one side of the piston, and the one-way valves are positioned at the tops and the bottoms of the clamping rods, the clamping device comprises a clamping rod and is characterized in that a clamping plate is bolted to one end of the clamping rod, a first spring is arranged between the clamping plate and a cylinder, an adjusting hole is formed in one side of the cylinder and penetrates through a fixing block to be communicated with the outside, a screw rod is connected to the inner thread of the adjusting hole, a nut is connected to the surface of the screw rod through threads, and the nut is located outside the fixing block.

Preferably, stop gear includes the through-hole, the through-hole sets up the surface at the slide bar, the fixed pin has been cup jointed in the inside slip of through-hole, the bottom of fixed pin is embedded to have two joint heads, and the joint head be located the bottom of slide bar and with the slide bar joint, two be provided with the second spring between the joint head.

Preferably, the bottom and the bottom of the cylinder are bolted with fixing rods, and the other ends of the fixing rods are bolted with the inner walls of the fixing blocks.

Preferably, one side of each of the two clamping plates opposite to each other is provided with a rubber plate.

Preferably, the top of the fixing pin is bolted with a plug board.

Preferably, a maintenance door is arranged on the right side of the shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the fixed block, the round hole, the drum, a piston, the check valve, the grip block, first spring, the regulation hole, screw rod and nut, traditional circuit board clamping device has been solved, can not adjust the dynamics of centre gripping, the circuit board can be damaged too big hard, the easy slope deviation of power undersize can make the circuit board, drop even, cause economic loss, hinder the problem of job schedule, this clamping device is used in circuit board production, possess the advantage that can adjust the centre gripping dynamics, economic loss has been reduced, the progress of work has been accelerated, and is worthy of popularization and use.

Drawings

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of a structure B in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a U-shaped frame; 3. a cylinder; 4. a transmission rod; 5. a slide bar; 6. a sliding sleeve; 7. a limiting mechanism; 8. a connecting rod; 9. a fixed block; 10. a circular hole; 11. a cylinder; 12. a piston; 13. a clamping rod; 14. a one-way valve; 15. a clamping plate; 16. a first spring; 17. an adjustment hole; 18. a screw; 19. a nut; 20. fixing the rod; 21. a rubber plate; 22. pulling out the plugboard; 23. repairing the door; 71. a through hole; 72. a fixing pin; 73. a clamping head; 74. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a clamping device for circuit board production comprises a housing 1, a U-shaped frame 2 is bolted on the top of the housing 1, a cylinder 3 is bolted on the bottom of the inner wall of the housing 1, the output end of the cylinder 3 passes through the U-shaped frame 2 and is hinged with two transmission rods 4, the other end of the transmission rod 4 is hinged with a sliding rod 5, a sliding sleeve 6 is slidably sleeved on the surface of the sliding rod 5, the bottom of the sliding sleeve 6 is bolted on the top of the U-shaped frame 2, one side of the two opposite sliding rods 5 is provided with a limiting mechanism 7, the top of the opposite end of the two sliding rods 5 is bolted with a connecting rod 8, the top of the connecting rod 8 is bolted with a fixed block 9, one side of the fixed block 9 is provided with a circular hole 10, one end of the circular hole 10 is bolted with a cylinder 11, the inside of the cylinder 11 is slidably sleeved with a piston 12, one side of the piston 12 is bolted with a clamping rod 13, one side of the piston 12 is provided with two one-way valves 14, the one-way valve 14 is positioned at the top and the bottom of the clamping rod 13, one end of the clamping rod 13 is bolted with a clamping plate 15, a first spring 16 is arranged between the clamping plate 15 and the cylinder 11, one side of the cylinder 11 is provided with an adjusting hole 17, the adjusting hole 17 passes through the fixed block 9 and is communicated with the outside, the inner part of the adjusting hole 17 is in threaded connection with a screw 18, the surface of the screw 18 is in threaded connection with a nut 19, the nut 19 is positioned outside the fixed block 9, the circular hole 10, the cylinder 11, the piston 12, the one-way valve 14, the clamping plate 15, the first spring 16, the adjusting hole 17, the screw 18 and the nut 19 are arranged, the problems that the traditional circuit board clamping device cannot adjust the clamping force, the circuit board is damaged by excessive force, the circuit board is easy to incline and deviate by the force, even fall off, economic loss is caused, and the work progress is delayed are solved, and the clamping device for circuit board production, possess the advantage that can adjust the clamping-force degree, reduced economic loss for the progress of work, be worth using widely.

Further, stop gear 7 includes through-hole 71, through-hole 71 sets up on the surface of slide bar 5, fixed pin 72 has been cup jointed in the inside slip of through-hole 71, the bottom of fixed pin 72 is embedded to have two joint 73, and joint 73 is located the bottom of slide bar 5 and with slide bar 5 joint, be provided with second spring 74 between two joint 73, through setting up stop gear 7, can adjust according to the size of circuit board, be suitable for the not circuit board of equidimension, the size of supplementary regulation centre gripping dynamics.

Further, the bottom and the bottom of the cylinder 11 are bolted with fixing rods 20, the other ends of the fixing rods 20 are bolted with the inner wall of the fixing block 9, and the cylinder 11 can be fixed by arranging the fixing rods 20, so that the cylinder 11 is stable in operation.

Furthermore, rubber plates 21 are arranged on the opposite sides of the two clamping plates 15, and the clamping plates 15 are isolated from being in direct contact with the circuit board through the rubber plates 21, so that damage to the circuit board is reduced.

Furthermore, the top of the fixing pin 72 is bolted with a plug board 22, and the fixing pin 72 is convenient to plug and unplug by arranging the plug board 22.

Further, the right side of the shell 1 is provided with a maintenance door 23, and by arranging the maintenance door 23, when the air cylinder 3 has a problem, the maintenance or the replacement is convenient.

When the circuit board clamping device is used, the air cylinder 3 is opened, the air cylinder 3 drives the transmission rod 4 to move, the transmission rod 4 drives the sliding rod 5 to move along the direction of the sliding sleeve 6, the sliding rod 5 drives the connecting rod 8 to move, the connecting rod 8 drives the fixing block 9 to move, the fixing block 9 drives the cylinder 11 to move, the cylinder 11 drives the piston 12 to move, the piston 12 drives the clamping rod 13 to move, the clamping rod 13 drives the clamping plate 15 to move, and the clamping plate 15 drives the rubber plate 21 to move, so that the circuit board is clamped;

if the circuit board is clamped tightly, the screw cap 19 is rotated, then the screw rod 18 is rotated, the distance between the screw rod 18 and the adjusting hole 17 is increased, so that a larger air displacement is obtained, the distance between the pistons 12 is increased, and if the clamping is loosened, the screw rod 18 is screwed, so that the clamping force is adjusted;

the inserting and pulling plate 22 is pulled upwards, the inserting and pulling plate 22 drives the fixing pin 72 to move upwards, the clamping joint 73 contracts inwards under the action of the sliding rod 5 and is separated from clamping connection with the sliding rod 5, then the fixing pin 72 is inserted into the through hole 71 at a required position as required, and when the clamping joint 73 reaches the bottom of the sliding rod 5, clamping connection fixation is formed under the action of the second spring 74, so that the purpose of adjusting the clamping distance is achieved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping device is used in circuit board production, includes casing (1), its characterized in that: the top of the shell (1) is bolted with a U-shaped frame (2), the bottom of the inner wall of the shell (1) is bolted with a cylinder (3), the output end of the cylinder (3) penetrates through the U-shaped frame (2) and is hinged with two transmission rods (4), the other end of each transmission rod (4) is hinged with a sliding rod (5), the sliding sleeve (6) is sleeved on the surface of each sliding rod (5) in a sliding manner, the bottom of the sliding sleeve (6) is bolted with the top of the U-shaped frame (2), one side of each of the two sliding rods (5) which are opposite to each other is provided with a limiting mechanism (7), the tops of the two opposite ends of the two sliding rods (5) are respectively bolted with a connecting rod (8), the top of each connecting rod (8) is bolted with a fixed block (9), one side of each fixed block (9) is provided with a round hole (10), one end of each round hole (10) is bolted with a cylinder (11), and the inside of each cylinder (11) is slidably sleeved with a piston (12), clamping rod (13) have been bolted on one side of piston (12), one side of piston (12) is provided with two check valves (14), and check valve (14) are located the top and the bottom of clamping rod (13), the one end bolt of clamping rod (13) has grip block (15), be provided with first spring (16) between grip block (15) and drum (11), regulation hole (17) have been seted up to one side of drum (11), and regulation hole (17) pass fixed block (9) and outside intercommunication, the internal thread connection of regulation hole (17) has screw rod (18), the surface thread connection of screw rod (18) has nut (19), and nut (19) are located the outside of fixed block (9).

2. The clamping device for producing the circuit board as recited in claim 1, wherein: stop gear (7) include through-hole (71), through-hole (71) set up the surface at slide bar (5), fixed pin (72) have been cup jointed in the inside slip of through-hole (71), the bottom of fixed pin (72) is embedded to have two joint heads (73), and joint head (73) are located the bottom of slide bar (5) and with slide bar (5) joint, two be provided with second spring (74) between joint head (73).

3. The clamping device for producing the circuit board as recited in claim 1, wherein: the bottom and the bottom of the cylinder (11) are both bolted with fixing rods (20), and the other ends of the fixing rods (20) are bolted with the inner wall of the fixing block (9).

4. The clamping device for producing the circuit board as recited in claim 1, wherein: and rubber plates (21) are arranged on the opposite sides of the two clamping plates (15).

5. The clamping device for producing the circuit board as recited in claim 2, wherein: the top of the fixing pin (72) is bolted with a pulling and inserting plate (22).

6. The clamping device for producing the circuit board as recited in claim 1, wherein: and a maintenance door (23) is arranged on the right side of the shell (1).