CN216621025U

CN216621025U - Online thickness detection mechanism for BOPP (biaxially-oriented polypropylene) film

Info

Publication number: CN216621025U
Application number: CN202220090159.7U
Authority: CN
Inventors: 陈泳; 林慕珊; 刘奇琛; 黄树江
Original assignee: Guangdong New Era Composite Material Co ltd
Current assignee: Guangdong New Era Composite Material Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-05-27
Anticipated expiration: 2032-01-14

Abstract

The utility model relates to an online thickness detection mechanism for a BOPP film, which comprises a stretching workbench, wherein an installation shell is arranged on the upper end surface of the stretching workbench, an upper T-shaped rod and a lower T-shaped rod are arranged in the installation shell, installation beams are respectively connected to the upper T-shaped rod and the lower T-shaped rod in a sliding manner, adjusting rods are fixed on the installation beams, one ends of the adjusting rods penetrate through the installation shell, a limiting ring is fixed at one end of each adjusting rod, two groups of installation blocks are sleeved on the outer side of the limiting ring, electric telescopic rods are arranged on the installation blocks, an installation seat is connected to the installation beams in a sliding manner, a ball screw is arranged on the installation seat, a servo motor is arranged at one end of each installation beam, a laser thickness gauge is arranged on the installation seat, and an inspection hole is formed in the front end surface of the installation shell. Due to the design of the upper T-shaped rod, the lower T-shaped rod, the mounting block and the access hole, the disassembly is simple, and the overhaul and maintenance are convenient; the design of electric telescopic rod, adjusting rod, ball screw, servo motor and laser thickness gauge can satisfy different measurement requirements, makes measurement accuracy higher.

Description

Online thickness detection mechanism for BOPP (biaxially-oriented polypropylene) film

Technical Field

The utility model relates to the technical field of BOPP film detection, in particular to an online thickness detection mechanism for a BOPP film.

Background

In the prior art, a laser thickness gauge is generally required to be used for detecting the thickness of a BOPP film in the production and processing process of the BOPP film so as to ensure that the thickness of the produced BOPP film meets technical indexes, but the currently used online thickness detection equipment is generally fixed in production equipment, the detection position cannot be adjusted, the detection position and the number have large influence on measurement data for the measurement precision of the BOPP film with high production and processing precision requirement, and meanwhile, the existing thickness detection equipment is inconvenient to disassemble and high in maintenance cost.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide an online thickness detection mechanism for a BOPP film, so as to solve the technical problems mentioned in the background technology.

In order to solve the above problems, the present invention adopts the following technical solutions.

An online thickness detection mechanism for BOPP films comprises a stretching workbench, wherein the upper end face of the stretching workbench is provided with a mounting shell, the mounting shell is rotatably connected with a plurality of groups of conveying rollers and a plurality of groups of compression rollers, the conveying rollers and the compression rollers are arranged in a matched manner, the left side and the right side of the mounting shell are respectively provided with a feed inlet and a discharge outlet, the top part and the bottom part in the mounting shell are respectively provided with an upper T-shaped rod and a lower T-shaped rod, the upper T-shaped rod and the lower T-shaped rod are respectively provided with two groups, the upper T-shaped rod and the lower T-shaped rod are respectively connected with a mounting beam in a sliding manner, the mounting beams are fixedly provided with adjusting rods, one ends of the adjusting rods penetrate through the mounting shell, one ends of the adjusting rods are fixedly provided with limiting rings, the outer sides of the limiting rings are sleeved with two groups of mounting blocks which are connected through bolts, the mounting blocks are provided with electric telescopic rods which are fixedly arranged on the mounting shell, the mounting beams are slidably connected with mounting seats, be provided with ball screw on the mount pad, the one end of installation roof beam is provided with servo motor, and servo motor's horizontal output end axial fixity is provided with a plurality of laser thickness gauges on the mount pad in the one end of ball screw, equidistant, the preceding terminal surface of installation shell is provided with the access hole, communicates in access hole and the installation shell, and bolted connection has the access cover on the access hole.

Preferably, a plurality of groups of dust suction fans are arranged in the mounting shell, and dust suction ends of the dust suction fans are respectively positioned at the upper side and the lower side of the feed port and the discharge port.

In any of the above schemes, preferably, a plurality of groups of baffles are arranged in the mounting shell, and the baffles are respectively positioned between the mounting beam and the dust collection fan.

In any of the above schemes, preferably, the access cover is provided with an observation port, the observation port is provided with a transparent glass plate, and the outer side of the access cover is connected with a shading plate in a sliding manner at a position corresponding to the observation port.

In any of the above aspects, preferably, the light shielding plate is provided with a handle.

In any one of the above schemes, preferably, a protective casing is arranged outside the servo motor, and the protective casing is bolted to the mounting beam.

In any one of the above schemes, preferably, the laser thickness gauge is in threaded connection with the mounting base.

Compared with the prior art, the utility model has the advantages that:

according to the design of the upper T-shaped rod, the lower T-shaped rod, the mounting block and the access hole, the mounting block can be detached from the adjusting rod by opening the access hole, and then all the parts on the upper T-shaped rod and the lower T-shaped rod can be detached in a sliding manner, so that the disassembly is simple, and the overhaul and maintenance are convenient; electric telescopic handle, the adjusting lever, ball screw, servo motor and laser thickness gauge's design, accessible external control ware control electric telescopic handle and servo motor's operation, the position of control installation roof beam and mount pad, thereby control the measuring position of laser thickness gauge, select suitable measuring position, and through the thickness of a plurality of laser thickness gauge simultaneous measurement multiple points, satisfy different measurement requirement, through the average value that the multiunit measurement calculated, make measurement accuracy higher.

Drawings

FIG. 1 is a schematic view of the overall structure of an online thickness detection mechanism for BOPP films of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of a connection structure of a spacing ring and a mounting block;

fig. 4 is a structural schematic diagram of the mounting seat.

The reference numbers in the figures illustrate:

1. stretching the working table; 2. mounting a shell; 3. a conveying roller; 4. a compression roller; 5. a feed inlet; 6. a discharge port; 7. arranging a T-shaped rod; 8. a lower T-shaped rod; 9. mounting a beam; 10. an adjusting lever; 11. a limiting ring; 12. mounting blocks; 13. an electric telescopic rod; 14. a mounting seat; 15. a ball screw; 16. a servo motor; 17. a laser thickness gauge; 18. an access hole; 19. an access cover; 20. a dust collection fan; 21. a baffle plate; 22. a viewing port; 23. a transparent glass plate; 24. a visor; 25. a handle; 26. a protective shell.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example (b):

referring to fig. 1 to 4, an online BOPP film thickness detecting mechanism includes a stretching workbench 1, a mounting shell 2 is disposed on an upper end surface of the stretching workbench 1, a plurality of sets of conveying rollers 3 and a plurality of sets of compression rollers 4 are rotatably connected to the mounting shell 2, the conveying rollers 3 are disposed in cooperation with the compression rollers 4, a feed inlet 5 and a discharge outlet 6 are disposed on left and right sides of the mounting shell 2, an upper T-shaped rod 7 and a lower T-shaped rod 8 are disposed on top and bottom of the mounting shell 2, two sets of upper T-shaped rods 7 and two sets of lower T-shaped rods 8 are disposed on the upper T-shaped rod 7 and the lower T-shaped rod 8, respectively, a mounting beam 9 is slidably connected to the mounting beam 9, an adjusting rod 10 is fixed to the mounting beam 9, one end of the adjusting rod 10 passes through the mounting shell 2, a limiting ring 11 is fixed to one end of the adjusting rod 10, two sets of mounting blocks 12 are sleeved to outer sides of the limiting ring 11, the two sets of mounting blocks 12 are bolted, an electric telescopic rod 13 is disposed on the mounting block 12, electric telescopic handle 13 is fixed on installation shell 2, sliding connection has mount pad 14 on installation roof beam 9, be provided with ball screw 15 on the mount pad 14, the one end of installation roof beam 9 is provided with servo motor 16, servo motor 16's horizontal output axial fixity is in ball screw 15's one end, equidistant a plurality of laser thickness gauges 17 that are provided with on the mount pad 14, the preceding terminal surface of installation shell 2 is provided with access hole 18, access hole 18 and installation shell 2 in-connection, bolted connection has access cover 19 on the access hole 18.

In this embodiment, a plurality of sets of dust collection fans 20 are disposed in the mounting housing 2, and dust collection ends of the dust collection fans 20 are respectively located at upper and lower sides of the feed port 5 and the discharge port 6. Dust absorption fan 20's design can get rid of particle pollutants such as dust through dust absorption fan 20 on the BOPP film that detects, reduces particle pollutants such as dust to the influence that detects, improves and detects the precision, and reduces the pollution influence of particulate matter such as dust to BOPP film production and processing.

In this embodiment, a plurality of sets of baffles 21 are disposed in the mounting housing 2, and the baffles 21 are respectively located between the mounting beam 9 and the dust suction fan 20. The design of baffle 21 can separate the dust removal district with the detection zone, reduces the influence of dust absorption air current to the detection in the dust absorption process.

In this embodiment, the access cover 19 is provided with a viewing port 22, the viewing port 22 is provided with a transparent glass plate 23, and a light shielding plate 24 is slidably connected to the outer side of the access cover 19 corresponding to the viewing port 22. The design of the observation port 22 and the transparent glass plate 23 can facilitate the inspection of the detection condition in the installation shell 2 through the transparent glass plate 23.

In the present embodiment, the shade 24 is provided with a handle 25. The design of the handle 25 can switch the shading plate 24 by pulling the handle 25, so that the operation is more labor-saving.

In this embodiment, a protective casing 26 is disposed outside the servo motor 16, and the protective casing 26 is bolted to the mounting beam 9. The protective casing 26 is designed to separate the servo motor 16 from an external detection area, so that the servo motor 16 can be protected, and the influence on the detection area in the operation process of the servo motor 16 can be reduced.

In this embodiment, the laser thickness gauge 17 is screwed to the mounting base 14. Through the design, the laser thickness gauge 17 can be conveniently detached and replaced.

The working process of the utility model is as follows:

an operator can install the device at a proper position on a production line, then an external controller and a power supply are connected, a BOPP film to be detected enters the installation shell 2 from the feeding hole 5 and sequentially passes through the conveying roller 3, the dust suction fan 20, the baffle 21, the laser thickness gauge 17, the baffle 21, the dust suction fan 20, the conveying roller 3 and the discharging hole 6, the electric telescopic rod 13 is started through the external controller to control the position of the installation beam 9, then the servo motor 16 is started, the servo motor 16 drives the ball screw 15 to rotate, the ball screw 15 adjusts the position of the installation seat 14, the laser thickness gauge 17 on the installation seat 14 is adjusted to a proper position, the distances from the same point position of the BOPP film are respectively measured through the two groups of laser thickness gauges 17 corresponding to the upper part and the lower part, the thickness of the BOPP film is calculated through the external controller and an external computer, when equipment in the installation shell 2 needs to be replaced and overhauled, the access opening 18 is opened, the mounting block 12 is removed, the mounting block 12 is separated from the adjusting rod 10, and the mounting beam 9 and the components thereon are slid along the upper T-shaped rod 7 and the lower T-shaped rod 8 to be removed. The upper T-shaped rod 7, the lower T-shaped rod 8, the mounting block 12 and the access hole 18 are designed, the mounting block 12 can be detached from the adjusting rod 10 by opening the access hole 18, and then all the parts on the upper T-shaped rod 7 and the lower T-shaped rod 8 can be detached in a sliding mode, so that the disassembly is simple, and the overhaul and maintenance are convenient; electric telescopic handle 13, adjusting lever 10, ball screw 15, servo motor 16 and laser thickness gauge 17's design, accessible external control ware control electric telescopic handle 13 and servo motor 16's operation, the position of control installation roof beam 9 and mount pad 14, thereby control laser thickness gauge 17's measuring position, select suitable measuring position, and measure the thickness of multiple spot simultaneously through a plurality of laser thickness gauges 17, satisfy different measurement requirements, through the average value of multiunit measurement calculation, make measurement accuracy higher.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a BOPP film on-line thickness detection mechanism, includes tensile workstation (1), its characterized in that: the upper end face of the stretching workbench (1) is provided with an installation shell (2), the installation shell (2) is rotationally connected with a plurality of groups of conveying rollers (3) and a plurality of groups of compression rollers (4), the conveying rollers (3) and the compression rollers (4) are arranged in a matched manner, the left side and the right side of the installation shell (2) are respectively provided with a feed inlet (5) and a discharge outlet (6), the top and the bottom in the installation shell (2) are respectively provided with an upper T-shaped rod (7) and a lower T-shaped rod (8), the upper T-shaped rod (7) and the lower T-shaped rod (8) are respectively provided with two groups, the upper T-shaped rod (7) and the lower T-shaped rod (8) are respectively connected with an installation beam (9) in a sliding manner, the installation beam (9) is fixed with an adjusting rod (10), one end of the adjusting rod (10) penetrates through the installation shell (2), one end of the adjusting rod (10) is fixed with a limiting ring (11), and the outer side of the limiting ring (11) is sleeved with two groups of installation blocks (12), two sets of installation piece (12) bolted connection is provided with electric telescopic handle (13) on installation piece (12), electric telescopic handle (13) are fixed on installation shell (2), sliding connection has mount pad (14) on installation roof beam (9), be provided with ball screw (15) on mount pad (14), the one end of installation roof beam (9) is provided with servo motor (16), the horizontal output axial fixity of servo motor (16) is in the one end of ball screw (15), equidistant a plurality of laser thickness gauge (17) that are provided with on mount pad (14), the preceding terminal surface of installation shell (2) is provided with access hole (18), intercommunication in access hole (18) and installation shell (2), bolted connection has access cover (19) on access hole (18).

2. The online BOPP film thickness detection mechanism of claim 1, wherein: a plurality of groups of dust suction fans (20) are arranged in the mounting shell (2), and dust suction ends of the dust suction fans (20) are respectively positioned at the upper side and the lower side of the feed port (5) and the discharge port (6).

3. The online BOPP film thickness detection mechanism of claim 2, wherein: a plurality of groups of baffles (21) are arranged in the mounting shell (2), and the baffles (21) are respectively positioned between the mounting beam (9) and the dust collection fan (20).

4. The online BOPP film thickness detection mechanism of claim 1, wherein: an observation port (22) is arranged on the access cover (19), a transparent glass plate (23) is arranged on the observation port (22), and a shading plate (24) is connected to the outer side of the mounting shell (2) in a sliding manner corresponding to the position of the observation port (22).

5. The online BOPP film thickness detection mechanism of claim 4, wherein: the shading plate (24) is provided with a handle (25).

6. The online BOPP film thickness detection mechanism of claim 1, wherein: a protective shell (26) is arranged on the outer side of the servo motor (16), and the protective shell (26) is connected to the mounting beam (9) through bolts.

7. The online BOPP film thickness detection mechanism of claim 1, wherein: the laser thickness gauge (17) is in threaded connection with the mounting base (14).