CN215413659U

CN215413659U - Automatic return alarm device for spring

Info

Publication number: CN215413659U
Application number: CN202121167205.0U
Authority: CN
Inventors: 欧阳冲
Original assignee: Dongguan Mass Power Electronic Co Ltd
Current assignee: Meispu Electronics Co.,Ltd.
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-04
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a spring automatic return alarm device which comprises a circuit board fixing device, wherein the circuit board fixing device is arranged on the upper end surface of an operation table, the width of the circuit board fixing device is adjusted through an adjusting mechanism, a tin pin detection device is arranged on the upper side of the circuit board fixing device, the tin pin detection device comprises a pressing device, a scraper detection structure, a rotary induction structure and a scraper reset structure, and the rotary induction structure is used for detecting the rotation of the scraper detection structure and giving an alarm. Has the advantages that: the scraper body can freely swing to increase the activity of the scraper, thereby being beneficial to protecting the tin pins; be equipped with rotatory response structure and be favorable to autoalarm, reducible manual inspection's fatigue to increase yields. Owing to be equipped with scraper blade reset structure and be favorable to scraper blade body self return device under the extension spring effect, the scraper blade body can not the horizontal hunting to improve accurate rate, improve work efficiency.

Description

Automatic return alarm device for spring

Technical Field

The utility model relates to the field of circuit board production equipment, in particular to a spring automatic return alarm device.

Background

What cut foot platform adopted is fixed scraper device, and the scraper can not swing, and the fragile tin foot needs the manual work to go to distinguish the tin foot in the course of the work whether overlength, and staff's working strength is great, can produce visual fatigue, leads to the product defective rate too high, and work efficiency is low. Therefore, a spring self-return alarm device is needed to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provide the automatic spring return alarm device which is simple in structure, strong in practicability and good in using effect.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a spring self return alarm device, includes circuit board fixing device, circuit board fixing device sets up in the operation panel up end, and circuit board fixing device's width is adjusted through adjustment mechanism, circuit board fixing device upside is equipped with tin foot detection device, tin foot detection device includes press device, scraper blade detection structure, rotation induction structure, scraper blade reset structure, rotation induction structure is used for detecting the rotation and the warning of scraper blade detection structure.

Furthermore, the adjusting mechanism comprises two vertical plates fixedly arranged on the upper end face of the operating platform, two lead screws are rotatably connected between the two vertical plates, a moving plate is sleeved on the two lead screws and is connected with the lead screws in a meshed mode, synchronous belt wheels are arranged on the end portions of the two lead screws and the outer sides of the two vertical plates, and the synchronous belt wheels drive the two lead screws to synchronously rotate so as to enable the moving plate to reciprocate.

Furthermore, the circuit board fixing device comprises two circuit board placing grooves which are arranged on the upper edge of the end face, close to one side, of one vertical plate and one moving plate, the two circuit board placing grooves are arranged in parallel, and two synchronous belt wheels are sleeved with synchronous belts and driven to rotate through driving motors.

Furthermore, tin foot detection device is including setting up in two guide bars of operation panel up end, and sliding connection is equipped with the mounting bracket on two guide bars, press device, scraper blade detect structure, rotation induction structure, scraper blade reset structure all set up on the mounting bracket.

Further, the scraper blade detects the structure and includes scraper blade body, installation piece, the installation piece sets up in the mounting bracket both sides, scraper blade body both ends run through and stretch out both sides installation piece and rather than rotate and be connected, the scraper blade body is mutually perpendicular with the guide bar direction.

Further, the mounting bracket both sides are equipped with the slide rail with installation piece matched with, and the installation piece reciprocates in the slide rail, mounting bracket up end both ends are equipped with the regulation handle, the regulation handle lower extreme is connected with the installation piece, rotates the height of both ends regulation handle adjustment scraper blade body.

Furthermore, the scraper blade reset structure sets up in scraper blade detection structure one end and including fixing the balancing piece in scraper blade body one end, be connected through two extension springs between balancing piece both sides and the installation piece.

Furthermore, the rotation sensing structure is arranged at the other end of the scraper detection structure and comprises a photo eye sensing piece fixed at the end part of the scraper body and a sensing sensor arranged on the mounting block, and the sensing sensor is connected with the alarm.

Further, press device includes the gyro wheel of being connected with mounting bracket fixed connection's double slide rail, the regulating block lower extreme that slide a plurality of sliders that set up, slider lateral wall set up on the double slide rail, regulating block, the regulating block spiro union.

Compared with the prior art, the utility model has the advantages that: the scraper body can freely swing to increase the activity of the scraper, thereby being beneficial to protecting the tin pins; be equipped with rotatory response structure and be favorable to autoalarm, reducible manual inspection's fatigue to increase yields. Owing to be equipped with scraper blade reset structure and be favorable to scraper blade body self return device under the extension spring effect, the scraper blade body can not the horizontal hunting to improve accurate rate, improve work efficiency.

Drawings

Fig. 1 is a front side perspective view of a spring self-return warning device of the present invention.

Fig. 2 is a rear perspective view of a spring self-return alarm device of the present invention.

Fig. 3 is a schematic diagram of a scraper resetting structure of the automatic spring resetting alarm device.

Fig. 4 is a schematic view of a rotation sensing structure of the automatic spring return alarm device of the present invention.

As shown in the figure: 1. an operation table; 2. a vertical plate; 3. a screw rod; 4. moving the plate; 5. a circuit board placing groove; 6. a synchronous pulley; 7. a guide bar; 8. a mounting frame; 9. a squeegee body; 10. mounting blocks; 11. a slide rail; 12. an adjusting handle; 13. a counterbalance; 14. a tension spring; 15. a photo eye sensing sheet; 16. an inductive sensor; 17. double slide rails; 18. a slider; 19. an adjusting block; 20. and a roller.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

The utility model provides a spring self return alarm device, includes circuit board fixing device, circuit board fixing device sets up in 1 up end of operation panel, and circuit board fixing device's width is adjusted through adjustment mechanism, circuit board fixing device upside is equipped with tin foot detection device, tin foot detection device includes press device, scraper blade detection structure, rotation induction structure, scraper blade reset structure, rotation induction structure is used for detecting the rotation and the warning of scraper blade detection structure.

The adjusting mechanism comprises two vertical plates 2 fixedly arranged on the upper end face of the operating platform 1, two lead screws 3 are rotatably connected between the two vertical plates 2, a moving plate 4 is sleeved on the two lead screws 3, the moving plate 4 is meshed with the lead screws 3, synchronous belt wheels 6 are arranged at the end parts of the two lead screws 3 and the outer sides of one vertical plate 2, and the synchronous belt wheels 6 drive the two lead screws 3 to synchronously rotate so as to enable the moving plate 4 to reciprocate. The circuit board fixing device comprises two circuit board placing grooves 5 which are arranged on the upper edge of one side end face, close to each other, of one vertical plate 2 and one moving plate 4, the two circuit board placing grooves 5 are arranged in parallel, and two synchronous belt wheels 6 are sleeved with synchronous belts and driven to rotate through driving motors.

Tin foot detection device is including setting up in two guide bars 7 of 1 up end of operation panel, and sliding connection is equipped with mounting bracket 8 on two guide bars 7, press device, scraper blade detect structure, rotation-induced structure, scraper blade reset structure all set up on mounting bracket 8. The scraper blade detects the structure and includes scraper blade body 9, installation piece 10 sets up in 8 both sides of mounting bracket, 9 both ends of scraper blade body run through and stretch out both sides installation piece 10 and rather than rotating and being connected, scraper blade body 9 is mutually perpendicular with 7 directions of guide bar. The utility model discloses a scraper blade of installation 8, including installation piece 10, installation piece 8 both sides are equipped with and install piece 10 matched with slide rail 11, and installation piece 10 reciprocates in slide rail 11, 8 up end both ends of installation are equipped with adjustment handle 12, adjustment handle 12 lower extreme is connected with installation piece 10, rotates the height of two end adjustment handle 12 adjustment scraper blade body 9. The scraper blade reset structure is arranged at one end of the scraper blade detection structure and comprises a balance block 13 fixed at one end of the scraper blade body 9, and two sides of the balance block 13 are connected with one installation block 10 through two tension springs 14. The rotary sensing structure is arranged at the other end of the scraper detection structure and comprises a photo eye sensing piece 15 fixed at the end part of the scraper body 9 and a sensing sensor 16 arranged on the mounting block 10, and the sensing sensor 16 is connected with an alarm. The pressing device comprises a double slide rail 17 fixedly connected with the mounting rack 8, a plurality of slide blocks 18 arranged along the double slide rail 17 in a sliding manner, a regulating block 19 arranged on the side wall of the slide block 18, and a roller 20 rotatably connected with the lower end of the regulating block 19, wherein the regulating block 19 is in threaded connection with the slide block 18.

The working principle is as follows: when the circuit board fixing device is in practical use, the circuit board is clamped and fixed by the circuit board fixing device, the circuit board fixing device is beneficial to adapting to circuit boards with different sizes through the adjusting mechanism, specifically, the driving motor drives the two screw rods 3 to rotate through a synchronous belt (not shown in the figure), so that the distance between the moving plate 4 and the vertical plate 2 is changed, the circuit board placing groove 5 is formed in the upper end of the moving plate 4 and the corresponding vertical plate 2, and the circuit board is clamped and fixed; when the tin-tin; further, the scraper resetting structure plays a role in resetting and stabilizing the turned scraper body 9, specifically, a balance block 13 is fixed at the other end of the scraper body 9, the two sides of the balance block 13 are kept stable by tension springs 14, the scraper body 9 rotates to pull the two tension springs 14, and when the scraper body crosses a longer tin foot, the tension springs 14 act to pull the scraper body 9 back to a vertical original position; furthermore, the height of the scraper detection structure can be adjusted by rotating the adjusting handles 12 at the two ends so as to adapt to the requirements of different lengths of the tin feet; further, still be equipped with press device in the front side of scraper blade body 9, be favorable to pressing on the circuit board through regulating block 19's gyro wheel 20, prevent that scraper blade body 9 from hanging to move and shifting to it, it is specific, the slider 18 that can remove that is equipped with on the double slide rail 17, slider 18 position is specifically adjusted according to the shape of circuit board, regulating block 19 on the slider 18 can reciprocate the position and fix, gyro wheel 20 is used for with circuit board rolling contact, still be equipped with the hourglass net on the operation panel, the operation panel downside is equipped with the drawer with the corresponding position of hourglass net, be favorable to detecting to prune longer tin foot and retrieve in leaking the drawer through leaking the net after accomplishing.

The present invention and the embodiments thereof have been described above, and the description is not restrictive, and the embodiments shown in the detailed description are only a part of the embodiments of the present invention, not all embodiments, and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a spring self return alarm device, includes circuit board fixing device, its characterized in that: the circuit board fixing device is arranged on the upper end face of the operating platform (1), the width of the circuit board fixing device is adjusted through the adjusting mechanism, the tin pin detection device is arranged on the upper side of the circuit board fixing device and comprises a pressing device, a scraper detection structure, a rotary sensing structure and a scraper reset structure, and the rotary sensing structure is used for detecting the rotation of the scraper detection structure and giving an alarm.

2. The automatic spring return alarm device according to claim 1, wherein: the adjusting mechanism comprises two vertical plates (2) fixedly arranged on the upper end face of the operating platform (1), two lead screws (3) are rotatably connected between the two vertical plates (2), a moving plate (4) is sleeved on the two lead screws (3), the moving plate (4) is meshed with the lead screws (3) and is connected with the end portions of the two lead screws (3) and the outer side of one vertical plate (2) through synchronous belt pulleys (6), and the synchronous belt pulleys (6) drive the two lead screws (3) to synchronously rotate so as to enable the moving plate (4) to reciprocate.

3. The automatic spring return alarm device according to claim 2, wherein: the circuit board fixing device comprises two circuit board placing grooves (5) which are arranged on one vertical plate (2) and one moving plate (4) and close to the upper edge of the end face of one side, the two circuit board placing grooves (5) are arranged in parallel, and two synchronous belt wheels (6) are sleeved with synchronous belts and driven to rotate through driving motors.

4. The automatic spring return alarm device according to claim 1, wherein: tin foot detection device is including setting up in two guide bars (7) of operation panel (1) up end, sliding connection is equipped with mounting bracket (8) on two guide bars (7), press device, scraper blade detect structure, rotation-induced structure, scraper blade reset structure all set up on mounting bracket (8).

5. The automatic spring return alarm device according to claim 4, wherein: the scraper blade detects structure includes scraper blade body (9), installation piece (10) set up in mounting bracket (8) both sides, scraper blade body (9) both ends run through and stretch out both sides installation piece (10) and rather than rotate and be connected, scraper blade body (9) are mutually perpendicular with guide bar (7) direction.

6. The automatic spring return alarm device according to claim 5, wherein: mounting bracket (8) both sides are equipped with and install piece (10) matched with slide rail (11), and installation piece (10) reciprocates in slide rail (11), mounting bracket (8) up end both ends are equipped with regulation handle (12), regulation handle (12) lower extreme is connected with installation piece (10), rotates the height of both ends regulation handle (12) adjustment scraper blade body (9).

7. The automatic spring return alarm device according to claim 4, wherein: the scraper blade reset structure is arranged at one end of the scraper blade detection structure and comprises a balance block (13) fixed at one end of the scraper blade body (9), and two sides of the balance block (13) are connected with one installation block (10) through two tension springs (14).

8. The automatic spring return alarm device according to claim 4, wherein: the rotary sensing structure is arranged at the other end of the scraper detection structure and comprises a photo eye sensing piece (15) fixed at the end part of the scraper body (9) and a sensing sensor (16) arranged on the mounting block (10), and the sensing sensor (16) is connected with an alarm.

9. The automatic spring return alarm device according to claim 4, wherein: the pressing device comprises a double-sliding rail (17) fixedly connected with the mounting frame (8), a plurality of sliding blocks (18) arranged along the double-sliding rail (17) in a sliding manner, adjusting blocks (19) arranged on the side walls of the sliding blocks (18), and rollers (20) rotatably connected with the lower ends of the adjusting blocks (19), wherein the adjusting blocks (19) are in threaded connection with the sliding blocks (18).