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CN-121990412-A - Thickness measuring device for high-temperature-resistant composite food packaging film production line

CN121990412ACN 121990412 ACN121990412 ACN 121990412ACN-121990412-A

Abstract

The invention provides a thickness measuring device for a high-temperature-resistant composite food packaging film production line, which relates to the technical field of packaging film laser thickness measurement, and comprises a measuring installation piece, wherein a conveying flattening piece is arranged on the measuring installation piece, the conveying flattening piece is used for flattening food packaging films, two measuring leaning pieces are arranged on the measuring installation piece, laser measuring pieces are arranged on the two measuring leaning pieces, a reference checking piece is arranged on the measuring installation piece, two film edge detecting pieces are arranged on the measuring installation piece, and a staggered edge folding rod is adopted to facilitate edge folding and guiding of the packaging films after the packaging films are input, facilitate subsequent multilayer simultaneous thickness measurement, and solve the problems that the thickness measuring device for the conventional high-temperature-resistant composite food packaging film production line is inconvenient for continuously carrying out multilayer thickness measurement on line and is inconvenient for monitoring the conveying state of the packaging films in real time.

Inventors

  • Ma Xianghao
  • WANG MEILING
  • XU KEGANG

Assignees

  • 沧州景天塑业有限公司

Dates

Publication Date
20260508
Application Date
20260211

Claims (10)

  1. 1. The thickness measuring device for the high-temperature-resistant composite food packaging film production line comprises a measuring installation piece (1), wherein a conveying flattening piece (2) is arranged on the measuring installation piece (1), and the thickness measuring device is characterized in that the conveying flattening piece (2) is used for flattening food packaging films, two measuring abutting pieces (3) are arranged on the measuring installation piece (1), and laser measuring pieces (4) are arranged on the two measuring abutting pieces (3); The measuring installation piece (1) is provided with a reference check piece (5), and the measuring installation piece (1) is provided with two film edge detection pieces (6); the measuring installation piece (1) comprises a measuring installation frame (101) and measuring installation plates (102), wherein four measuring installation plates (102) are fixedly installed on the measuring installation frame (101), and four through grooves are formed in the bottom of the measuring installation frame (101).
  2. 2. The thickness measuring device for the high-temperature-resistant composite food packaging film production line is characterized in that the measuring installation piece (1) further comprises edge folding rods (103), three edge folding rods (103) are fixedly installed at the bottoms of the upper two measuring installation plates (102) respectively, two edge folding rods (103) are fixedly installed at the tops of the lower two measuring installation plates (102) respectively, and the edge folding rods (103) are of an L-shaped structure.
  3. 3. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 1 is characterized in that the conveying flattening piece (2) comprises a conveying motor (201), a conveying roller (202), a flattening motor (203), a flattening roller (204) and flattening spiral strips (205), the conveying motor (201) is fixedly arranged on the measuring mounting frame (101), an output shaft of the conveying motor (201) penetrates through the measuring mounting frame (101), the conveying roller (202) is fixedly arranged on the output shaft of the conveying motor (201) and rotatably arranged on the measuring mounting frame (101), the flattening motor (203) is fixedly arranged on the measuring mounting frame (101), an output shaft of the flattening motor (203) penetrates through the measuring mounting frame (101), the flattening roller (204) is fixedly arranged on the output shaft of the flattening motor (203), the flattening roller (204) is rotatably arranged on the measuring mounting frame (101), two flattening spiral strips (205) are fixedly arranged on the output shaft of the conveying motor (201), the two flattening spiral strips (205) are fixedly arranged on the output shaft of the conveying motor (201), and a gap is reserved between the conveying roller (202) and the flattening roller (204).
  4. 4. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 1, wherein the measuring abutting piece (3) comprises a telescopic installation cylinder (301), a stop block (3011), a telescopic inner cylinder (302), a telescopic sliding bar (3021) and an abutting electric push rod (303), the telescopic installation cylinder (301) is fixedly installed on the measuring installation frame (101), the telescopic inner cylinder (302) is fixedly sleeved in the telescopic installation cylinder (301) in a sliding mode, the telescopic sliding bar (3021) is fixedly installed at the bottom of the telescopic inner cylinder (302) and is slidably installed on the inner side of the telescopic installation cylinder (301), the abutting electric push rod (303) is fixedly sleeved on the inner side of the telescopic inner cylinder (302), an output shaft abutting the electric push rod (303) is fixedly installed inside the telescopic installation cylinder (301), and the stop block (3011) is fixedly sleeved on the telescopic installation cylinder (301).
  5. 5. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 4, wherein the measuring abutting piece (3) further comprises an abutting spring (304), a ball sleeve (305) and a guide strip (3051), the abutting spring (304) is located inside the telescopic inner barrel (302), the ball sleeve (305) is slidably inserted into the telescopic inner barrel (302), the guide strip (3051) is fixedly installed at the top of the telescopic inner barrel (302), the guide strip (3051) is slidably installed inside the telescopic inner barrel (302), one end of the abutting spring (304) is fixedly connected inside the ball sleeve (305), the other end of the abutting spring (304) is fixedly connected inside the telescopic inner barrel (302), and balls are embedded at the end of the ball sleeve (305).
  6. 6. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 5, wherein the laser measuring piece (4) comprises two laser measuring plates (401) and two laser rangefinders (402), the two laser measuring plates (401) are fixedly arranged on the two ball sleeves (305) respectively, and the laser rangefinder (402) is fixedly arranged on the laser measuring plate (401) at the front side.
  7. 7. The thickness measuring device for the high-temperature-resistant composite food packaging film production line is characterized in that the reference check piece (5) comprises a check plate (501) and a swinging rod (502), the check plate (501) is rotatably arranged on the telescopic installation cylinder (301), the end part of the check plate (501) is of an inclined surface structure, the swinging rod (502) is fixedly arranged on the check plate (501), and the check plate (501) is used for overturning the stop ball sleeve (305).
  8. 8. The thickness measuring device for the high-temperature-resistant composite food packaging film production line is characterized in that the film edge detecting piece (6) comprises a power receiving column (601), a rotating shaft (6011), a battery (602) and a prompting lamp (603), the power receiving column (601) is fixedly installed on the measuring mounting plate (102), the rotating shaft (6011) is rotatably installed at the bottom of the power receiving column (601), the battery (602) is fixedly installed on the measuring mounting plate (102), and the prompting lamp (603) is fixedly installed on the measuring mounting plate (102).
  9. 9. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 8, wherein the film edge detecting piece (6) further comprises a swinging rod (604), the swinging rod (604) is fixedly arranged on the rotating shaft (6011), and a torsion spring is connected between the end part of the rotating shaft (6011) and the power receiving column (601).
  10. 10. The thickness measuring device for the high-temperature-resistant composite food packaging film production line according to claim 9, wherein the film edge detecting piece (6) further comprises a drag reducing ball (6041), the drag reducing ball (6041) is embedded in the side face of the swinging rod (604), the drag reducing ball (6041) is aligned with the folding rod (103) on the same side, and the swinging rod (604), the battery (602), the indicator lamp (603) and the folding rod (103) on the same side are connected in series.

Description

Thickness measuring device for high-temperature-resistant composite food packaging film production line Technical Field The invention relates to the technical field of packaging film laser thickness measurement, in particular to a thickness measuring device for a high-temperature-resistant composite food packaging film production line. Background In the production and manufacturing process of the high-temperature-resistant composite food packaging film, after the packaging film extruded by the extruder is subjected to a multilayer composite process, thickness measurement is needed, the manufacturing precision of the packaging film is analyzed by measuring the thickness of the packaging film, so that defective products with larger thickness deviation are avoided to be put into use, meanwhile, the packaging film is usually needed to be measured after being subjected to multilayer superposition so as to more accurately reflect the manufacturing precision of the packaging film, and the thickness measuring device for the conventional high-temperature-resistant composite food packaging film production line is difficult to realize online continuous measurement of the thickness of the multilayer. The device often needs to rapidly finish measurement operation, otherwise, a packaging film in conveying can be directly rolled up and cannot finish detection, meanwhile, a single-layer measurement mode is easy to be difficult to identify due to the fact that deviation values are too small, and further overall measurement errors are increased, real-time monitoring of the conveying state of the packaging film is inconvenient, and once the packaging film is subjected to displacement deviation, measurement accuracy is affected. Disclosure of Invention The embodiment of the disclosure relates to a thickness measuring device for a high-temperature-resistant composite food packaging film production line, which aims to solve the problems that the thickness measuring device for the traditional high-temperature-resistant composite food packaging film production line is inconvenient to continuously perform multilayer thickness measurement on line and is inconvenient to monitor the conveying state of a packaging film in real time. The thickness measuring device for the high-temperature-resistant composite food packaging film production line comprises a measuring installation piece, wherein a conveying flattening piece is installed on the measuring installation piece, the conveying flattening piece is used for flattening food packaging films, two measuring abutting pieces are installed on the measuring installation piece, laser measuring pieces are installed on the two measuring abutting pieces, a reference checking piece is installed on the measuring installation piece, two film edge detecting pieces are installed on the measuring installation piece, the measuring installation piece comprises a measuring installation frame and a measuring installation plate, four measuring installation plates are fixedly installed on the measuring installation frame, and four through grooves are formed in the bottom of the measuring installation frame. In at least some embodiments, the measuring installation piece further comprises edge folding rods, wherein three edge folding rods are fixedly installed at the bottoms of the upper two measuring installation plates respectively, two edge folding rods are fixedly installed at the tops of the lower two measuring installation plates respectively, and the edge folding rods are of L-shaped structures. In at least some embodiments, the conveying flattening piece comprises a conveying motor, a conveying roller, a flattening motor, flattening rollers and flattening spiral strips, wherein the conveying motor is fixedly arranged on a measuring installation frame, an output shaft of the conveying motor penetrates through the measuring installation frame, the conveying roller is fixedly arranged on the output shaft of the conveying motor and rotatably arranged on the measuring installation frame, the flattening motor is fixedly arranged on the measuring installation frame, the output shaft of the flattening motor penetrates through the measuring installation frame, the flattening rollers are fixedly arranged on the output shaft of the flattening motor and rotatably arranged on the measuring installation frame, two flattening spiral strips are fixedly arranged on the flattening rollers and oppositely arranged, and a gap is reserved between the conveying roller and the flattening rollers. In at least some embodiments, the measurement abutting piece comprises a telescopic installation cylinder, a stop block, a telescopic inner cylinder, a telescopic sliding strip and an abutting electric push rod, wherein the telescopic installation cylinder is fixedly installed on the measurement installation frame, the telescopic inner cylinder is sleeved in the telescopic installation cylinder in a sliding mode, the telescopic sl