阅读说明：本技术 一种聚酰亚胺薄膜拉伸机的伸展长度调节装置 (Extension length adjusting device of polyimide film stretcher ) 是由 桑慎楚 于 2020-07-13 设计创作，主要内容包括：本发明公开了一种聚酰亚胺薄膜拉伸机的伸展长度调节装置,涉及聚酰亚胺薄膜拉伸机技术领域,为解决现有的聚酰亚胺薄膜拉伸机的伸展长度调节不便,占用较多时间,影响生产,且调节精度较差,影响产品质量的问题。所述第一支架下端面的一侧安装有第二支架,所述第二支架与第一支架焊接连接,所述第一支架下端面的另一侧安装有第三支架,所述第三支架与第一支架焊接连接,所述第二支架和第三支架之间安装有调节丝杆,所述调节丝杆与第二支架和第三支架均通轴承连接,所述第一支架前端面的两侧均安装有防撞光电开关,所述防撞光电开关与第一支架通过螺钉连接。(The invention discloses a stretching length adjusting device of a polyimide film stretcher, relates to the technical field of polyimide film stretchers, and aims to solve the problems that the stretching length of the existing polyimide film stretcher is inconvenient to adjust, takes more time, affects production, has poor adjusting precision and affects product quality. The utility model discloses a support of anticollision photoelectric switch, including first support, second support, third support, adjusting screw, first support, second support and first support welded connection, the third support is installed to the opposite side of terminal surface under the first support, third support and first support welded connection, install accommodate the lead screw between second support and the third support, accommodate the lead screw all leads to the bearing with second support and third support and is connected, anticollision photoelectric switch is all installed to the both sides of terminal surface before the first support, anticollision photoelectric switch passes through the screw connection with first support.)

1. An extension length adjusting device of polyimide film stretcher, includes first support (1), its characterized in that: the anti-collision device is characterized in that a second support (2) is installed on one side of the lower end face of the first support (1), the second support (2) is connected with the first support (1) in a welded mode, a third support (3) is installed on the other side of the lower end face of the first support (1), the third support (3) is connected with the first support (1) in a welded mode, an adjusting screw rod (5) is installed between the second support (2) and the third support (3), the adjusting screw rod (5) is connected with the second support (2) and the third support (3) through bearings, anti-collision photoelectric switches (13) are installed on the two sides of the front end face of the first support (1), the anti-collision photoelectric switches (13) are connected with the first support (1) through screws, two adjusting screw rods (5) are arranged, sliders (9) are installed on the outer portions of the two adjusting screw rods (5), and the sliders (9) are connected with the adjusting screw rods (5) through screw rod bearings (10), and a distance sensor (8) is installed at the lower end of the front end face of the third support (3).

2. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: distance sensor (8) are connected through fifth support (16) with third support (3), detection piece (12) are all installed to the both sides of terminal surface upper end before slider (9), reflector panel (15) are installed to the lower extreme that is close to third support (3) one side of slider (9) front end, mounting panel (11) are installed to the lower extreme of slider (9), mounting panel (11) pass through the screw connection with slider (9).

3. The stretching length adjusting device of a polyimide film stretching machine according to claim 2, characterized in that: the detection piece (12) is connected with the sliding block (9) through a screw, and the reflection plate (15) is connected with the sliding block (9) through a fourth support (14).

4. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: limit guide rail (6) are all installed at both ends around first support (1) lower terminal surface, limit guide rail (6) pass through the screw connection with first support (1), limit guide rail (6) are connected through the draw-in groove with slider (9), limit guide rail (6) are provided with two.

5. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: install spacing axle (7) between second support (2) and third support (3), spacing axle (7) all pass through screw connection with second support (2) and third support (3), spacing axle (7) are provided with two, spacing axle (7) are connected through linear ball bearing with slider (9).

6. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: servo motor (4) are installed to adjusting screw (5) one end near third support (3), servo motor (4) pass through the coupling joint with adjusting screw (5), servo motor (4) pass through the screw connection with third support (3).

7. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: the type of the distance sensor (8) is set to be HG-C1400 type.

8. The stretching length adjusting device of a polyimide film stretching machine according to claim 1, characterized in that: the type of the anti-collision photoelectric switch (13) is set to be EE-SX671 type.

Technical Field

The invention relates to the technical field of polyimide film stretching machines, in particular to a stretching length adjusting device of a polyimide film stretching machine.

Background

The polyimide film includes a pyromellitic polyimide film and a biphenyl polyimide film. The former is a product of DuPont, USA, and is prepared from pyromellitic anhydride and diaminodiphenyl ether. The latter is produced by the Nippon Kyoho company, and is prepared from biphenyl tetracarboxylic dianhydride and diphenyl ether diamine (R type) or m-phenylenediamine (S type), and has the following physical properties: thermoset polyimides have excellent thermal stability, chemical resistance and mechanical properties, and are typically orange-yellow in color. The bending strength of the polyimide reinforced by graphite or glass fiber can reach three hundred forty five MPa, the bending modulus reaches twenty GPa, the thermosetting polyimide has small creep deformation and higher tensile strength. The polyimide has wide application temperature range and stable chemical property. Polyimides can be flame retardant without the need to add flame retardants. Typical polyimides are resistant to chemical solvents such as hydrocarbons, esters, ethers, alcohols and fluorochloroalkanes. They are also weak acid resistant but are not recommended for use in stronger alkaline and mineral acid environments.

However, the stretching length of the existing polyimide film stretcher is inconvenient to adjust, takes up more time, affects production, has poor adjustment precision and affects product quality; therefore, the existing requirements are not satisfied, and a stretching length adjusting device of a polyimide film stretching machine is provided for the requirement.

Disclosure of Invention

The invention aims to provide a stretching length adjusting device of a polyimide film stretcher, which aims to solve the problems that the stretching length of the polyimide film stretcher is inconvenient to adjust, takes more time, influences production, has poor adjusting precision and influences product quality in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a stretching length adjusting device of a polyimide film stretcher comprises a first support, a second support is arranged on one side of the lower end face of the first support, the second bracket is welded with the first bracket, the other side of the lower end surface of the first bracket is provided with a third bracket, the third bracket is welded with the first bracket, an adjusting screw rod is arranged between the second bracket and the third bracket, the adjusting screw rod is connected with the second bracket and the third bracket through bearings, both sides of the front end surface of the first bracket are provided with anti-collision photoelectric switches, the anti-collision photoelectric switch is connected with the first bracket through screws, two adjusting screw rods are arranged, the outer parts of the two adjusting screw rods are respectively provided with a sliding block, the sliding blocks are connected with the adjusting screw rods through screw rod bearings, and the lower end of the front end face of the third support is provided with a distance sensor.

Preferably, the distance sensor passes through the fifth leg joint with the third support, the both sides of terminal surface upper end all are installed before the slider and are detected the piece, the reflector panel is installed to the lower extreme that is close to third support one side of slider front end, the mounting panel is installed to the lower extreme of slider, the mounting panel passes through bolted connection with the slider.

Preferably, the detection piece is connected with the sliding block through a screw, and the reflection plate is connected with the sliding block through a fourth support.

Preferably, the front end and the rear end of the lower end face of the first support are provided with two limiting guide rails, the limiting guide rails are connected with the first support through screws, the limiting guide rails are connected with the sliding blocks through clamping grooves, and the number of the limiting guide rails is two.

Preferably, a limiting shaft is installed between the second support and the third support, the limiting shaft is connected with the second support and the third support through screws, the number of the limiting shafts is two, and the limiting shafts are connected with the sliding blocks through linear ball bearings.

Preferably, a servo motor is installed at one end, close to the third support, of the adjusting screw rod, the servo motor is connected with the adjusting screw rod through a coupler, and the servo motor is connected with the third support through a screw.

Preferably, the model of the distance sensor is set to be HG-C1400.

Preferably, the type of the anti-collision photoelectric switch is set to be EE-SX671 type.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can ensure that the adjusting screw rod is matched with the servo motor to control the slide block to accurately and stably move continuously at the upper end of the adjusting screw rod, plays a role of stably pushing to increase the precision of the device, ensures that the device is more practical, is convenient for workers to quickly adjust the extension length of the polyimide film stretcher, avoids the phenomenon that the adjustment occupies more production time and affects the production, is connected with the polyimide film stretcher control PLC by installing the anti-collision photoelectric switch, can avoid the slide block from colliding with the second bracket or the third bracket when the device is adjusted, plays a role of automatic emergency stop, avoids causing unnecessary loss, increases the use effect of the device, can accurately detect the distance from the reflecting plate to the distance sensor by installing the distance sensor, ensures that the distance sensor is connected with the polyimide film stretcher control PLC, and can automatically adjust the extension length of the polyimide film stretcher, the adjustment precision is high, errors caused by abrasion and human factors due to long-time use of the adjusting screw rod are eliminated, the influence on the product quality is avoided, the precision of the device is improved, the laser emitted by the distance sensor can be reflected back to the distance sensor by installing the reflector, the distance from the reflector to the distance sensor can be obtained by the distance sensor, the functional integrity of the device is ensured, the laser emitted by the anti-collision photoelectric switch can be shielded by installing the detection piece, an object passing signal is obtained, the anti-collision photoelectric switch timely sends a signal to the polyimide film stretcher control PLC to make the polyimide film stretcher control PLC stop suddenly, the slider is prevented from colliding with the second support or the third support, and the practicability of the device is improved;

2. The device is convenient for workers to connect with the stretching wall of the polyimide film stretcher by installing the mounting plate, so that the stretching length of the polyimide film stretcher is convenient to accurately control and adjust, the limiting guide rail is arranged to limit the slide block, the slide block is prevented from being inclined during movement, and the influence on the precision of the device is avoided;

3. the invention can further limit the sliding block by installing the limiting shaft, and simultaneously plays a role of supporting the sliding block, thereby preventing the adjusting screw rod from bending and deforming under the long-time use, increasing the strength of the device, prolonging the service life of the device, installing the servo motor, accurately controlling the rotation turns and the rotation angle of the adjusting screw rod, and greatly increasing the precision of the device.

Drawings

FIG. 1 is a schematic view of a stretching length adjusting device of a polyimide film stretching machine according to the present invention;

FIG. 2 is a front view of an extension length adjusting means of a polyimide film stretching machine of the present invention;

FIG. 3 is a three-dimensional perspective view of a test strip of the present invention;

FIG. 4 is a bottom view of an extension length adjusting means of a polyimide film stretching machine of the present invention;

fig. 5 is an enlarged view of a portion a of fig. 1.

In the figure: 1. a first bracket; 2. a second bracket; 3. a third support; 4. a servo motor; 5. adjusting the screw rod; 6. limiting a guide rail; 7. a limiting shaft; 8. a distance sensor; 9. a slider; 10. a screw bearing; 11. mounting a plate; 12. detecting a sheet; 13. an anti-collision photoelectric switch; 14. a fourth bracket; 15. a reflector; 16. and a fifth support.

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.

Referring to fig. 1-5, an embodiment of the present invention is shown: a stretching length adjusting device of a polyimide film stretcher comprises a first support 1, a second support 2 is arranged on one side of the lower end face of the first support 1, the second support 2 is connected with the first support 1 in a welding mode, a third support 3 is arranged on the other side of the lower end face of the first support 1, the third support 3 is connected with the first support 1 in a welding mode, an adjusting screw rod 5 is arranged between the second support 2 and the third support 3, the adjusting screw rod 5 can be installed to be matched with a servo motor 4 to control a slider 9 to accurately and stably move continuously at the upper end of the slider, the effect of stable pushing is achieved, the accuracy of the device is improved, the device is more practical, workers can conveniently and quickly adjust the stretching length of the polyimide film stretcher, more production time is avoided to be occupied by adjustment, production is prevented from being influenced, the adjusting screw rod 5 is connected with the second support 2 and the third support 3 through bearings, anti-collision photoelectric switches 13 are arranged on two sides of the front end face of the first support, the anti-collision photoelectric switch 13 is arranged to be connected with the polyimide film stretcher control PLC, so that the device can be prevented from being adjusted, the slide block 9 collides with the second support 2 or the third support 3 to play a role of automatic emergency stop and avoid causing unnecessary loss, the using effect of the device is increased, the anti-collision photoelectric switch 13 is connected with the first support 1 through screws, two adjusting screw rods 5 are arranged, the slide blocks 9 are arranged outside the two adjusting screw rods 5, the slide blocks 9 are connected with the adjusting screw rods 5 through screw rod bearings 10, the distance sensor 8 is arranged at the lower end of the front end face of the third support 3, the distance sensor 8 can be arranged to accurately detect the distance from the reflecting plate 15 to the distance sensor 8, the distance sensor 8 is connected with the polyimide film stretcher control PLC, the extension length of the polyimide film stretcher can be automatically adjusted, and the adjusting precision is high, the errors caused by abrasion and human factors when the adjusting screw rod 5 is used for a long time are eliminated, the influence on the product quality is avoided, the precision of the device is increased, and the product quality is favorably improved.

Further, the distance sensor 8 is connected with the third support 3 through a fifth support 16, the two sides of the upper end of the front end face of the slide block 9 are both provided with a detection sheet 12, the detection sheet 12 can be installed to shield laser emitted by the anti-collision photoelectric switch 13 so as to obtain a signal that an object passes through, the anti-collision photoelectric switch 13 can timely send a signal to the polyimide film stretcher control PLC so as to stop suddenly and avoid the slide block 9 colliding with the second support 2 or the third support 3, the practicability of the device is increased, the lower end of the front end of the slide block 9, which is close to one side of the third support 3, is provided with a reflecting plate 15, the reflection plate 15 can reflect the laser emitted by the distance sensor 8 back to the distance sensor 8, the distance between the distance sensor 8 and the reflecting plate 15 to the distance sensor 8 can be obtained, the functional integrity of the device is ensured, the lower end of the slide block 9 is provided with a mounting plate 11, the installation mounting panel 11 is convenient for this device of staff and the tensile wall connection of polyimide film stretcher, and the accurate control of being convenient for adjusts the tensile length of polyimide film stretcher, guarantees the functional complete of device.

Further, detect piece 12 and slider 9 and pass through bolted connection, reflector panel 15 and slider 9 are connected through fourth support 14, detect piece 12 and slider 9 simple and convenient through bolted connection, easily dismantle, make things convenient for later maintenance.

Further, limit guide 6 is all installed at the front and back both ends of terminal surface under first support 1, and limit guide 6 passes through the screw connection with first support 1, and limit guide 6 passes through the draw-in groove with slider 9 to be connected, and limit guide 6 is provided with two, and installation limit guide 6 can be spacing to slider 9, prevents that slider 9 from taking place crooked when the motion, avoids producing the influence to the precision of device.

Further, install spacing axle 7 between second support 2 and the third support 3, spacing axle 7 all passes through the screw connection with second support 2 and third support 3, spacing axle 7 is provided with two, spacing axle 7 is connected through linear ball bearing with slider 9, the installation is spacing axle 7 can further carry on spacingly to slider 9, play a supporting slide 9's effect simultaneously, avoid accommodate the lead screw 5 to take place bending deformation under long-time use, increase the intensity of device, the life of device is prolonged.

Furthermore, servo motor 4 is installed to the one end that accommodate the lead screw 5 is close to third support 3, and servo motor 4 passes through the coupling joint with accommodate the lead screw 5, and servo motor 4 passes through the screw connection with third support 3, and installation servo motor 4 can the accurate control accommodate the number of turns and turned angle of accommodate the lead screw 5, has greatly increased the precision of device.

Further, the model of distance sensor 8 sets up to HG-C1400 type, installation distance sensor 8 can the accurate distance that detects reflector panel 15 to distance sensor 8, make distance sensor 8 be connected with polyimide film stretcher control PLC, can the extension length of automatic adjustment polyimide film stretcher, the regulation precision is higher, get rid of the error that wearing and tearing and human factor brought under 5 long-time uses of accommodate the lead screw, avoid influencing product quality, increase the accuracy of device, be favorable to improving product quality.

Furthermore, the type of the anti-collision photoelectric switch 13 is set to be EE-SX671 type, and the anti-collision photoelectric switch 13 is installed to be connected with the polyimide film stretcher control PLC, so that the device can be prevented from colliding with the second support 2 or the third support 3 when being adjusted, an automatic emergency stop effect is achieved, unnecessary loss is avoided, and the using effect of the device is improved.

The working principle is as follows: when the device is used, two devices of a worker are arranged at two ends of a stretching wall of a polyimide film stretcher through screws, the anti-collision photoelectric switch 13 and the distance sensor 8 are connected with a control PLC of the polyimide film stretcher through leads, then when the worker needs to adjust the stretching length of the polyimide film stretcher, the worker only needs to start the servo motor 4 to control the adjusting screw rod 5 to rotate, so as to drive the sliding block 9, the mounting plate 11 and the stretching wall of the polyimide film stretcher to move precisely, the distance sensor 8 can accurately detect the moving amount of the stretching wall of the polyimide film stretcher through laser, so that the stretching length of the polyimide film stretcher can be adjusted precisely, the adjusting screw rod 5 can be arranged in the device to be matched with the servo motor 4 to control the sliding block 9 to move precisely and stably and continuously at the upper end of the sliding block, and the precision of the device is increased under the action of stable pushing, the device is more practical, the device is convenient for workers to quickly adjust the extension length of the polyimide film stretcher, the adjustment occupying more production time is avoided, the production is not influenced, the anti-collision photoelectric switch 13 is arranged to be connected with the polyimide film stretcher control PLC, the device can be prevented from colliding with the second support 2 or the third support 3 when being adjusted, an automatic emergency stop function is realized, unnecessary loss is avoided, the using effect of the device is improved, the distance sensor 8 can be accurately arranged to detect the distance from the reflecting plate 15 to the distance sensor 8, the distance sensor 8 is connected with the polyimide film stretcher control PLC, the extension length of the polyimide film stretcher can be automatically adjusted, the adjustment precision is higher, errors caused by abrasion and human factors under the long-time use of the adjusting screw rod 5 are eliminated, the influence on the product quality is avoided, and the precision of the device is improved, the installation of the reflector 15 can reflect the laser emitted by the distance sensor 8 back to the distance sensor 8, so that the distance sensor 8 can obtain the distance from the reflector 15 to the distance sensor 8, the functional integrity of the device is ensured, the installation detection sheet 12 can shield the laser emitted by the anti-collision photoelectric switch 13, so that the laser can obtain a signal that an object passes through, the anti-collision photoelectric switch 13 can timely send a signal to the polyimide film stretcher control PLC to stop the device suddenly, the slider 9 is prevented from colliding with the second support 2 or the third support 3, the practicability of the device is improved, the installation mounting plate 11 is convenient for a worker to connect the device with the stretching wall of the polyimide film stretcher, the stretching length of the polyimide film stretcher is conveniently and accurately controlled and adjusted, the installation limit guide rail 6 can limit the slider 9, and the slider 9 is prevented from being skewed during movement, avoid producing the influence to the precision of device, installation spacing axle 7 can further carry on spacingly to slider 9, plays a supporting slide 9's effect simultaneously, avoids accommodate the lead screw 5 to take place bending deformation under long-time use, increases the intensity of device, improves the life of device, and installation servo motor 4 can the rotation number of turns and turned angle of accurate control accommodate the lead screw 5, has greatly increased the precision of device.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.