Film edge detection adjusting device for film stretching

Abstract

The utility model discloses a film edge detection adjusting device for film stretching, which comprises a horizontal adjusting rod fixedly arranged on a mounting base, the tail end of the horizontal adjusting rod is fixedly provided with a fine adjustment mechanism, and the fine adjustment mechanism comprises a horizontal fine adjustment sliding table and a vertical fine adjustment sliding table; the horizontal fine adjustment sliding table comprises a first fixing plate fixedly connected with the horizontal adjustment rod, a horizontal sliding plate capable of sliding in the horizontal direction is arranged on the first fixing plate, and a first spiral fine adjustment rod capable of driving the horizontal sliding plate to horizontally slide is arranged on the first fixing plate. The vertical fine adjustment sliding table comprises a second fixing plate fixedly connected with the horizontal sliding plate, a vertical sliding plate capable of sliding in the vertical direction is arranged on the second fixing plate, and a second spiral fine adjustment rod capable of driving the vertical sliding plate to slide vertically is arranged on the second fixing plate. The vertical sliding plate is connected with a deviation rectifying sensor; the device has the advantages that the deviation rectifying sensor for detecting the edge of the thin film can be quickly adjusted at high precision, the adjusting precision is high, the production efficiency is improved, the production cost is saved, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of film stretching manufacturing, in particular to a film edge detection and adjustment device for film stretching. Background Art

[0002] At present, most films are formed by stretching in a stretching machine. A thick film is wound around two stretching rollers with different rotation speeds. The rotation speed of the stretching roller at the rear is higher than that of the stretching roller at the front. The rotation speed difference between the two stretching rollers is used to stretch the thick film into a thin film. During normal continuous production of film products, the film product is detected by a film detection part (correction sensor) to detect whether a film passes through, and the detection result is fed back to the film stretching equipment. Patent publication number CN204489305U discloses a film unwinding correction device, in which a translation sleeve is symmetrically arranged on both sides of a translation rod, a first adjustment plate is vertically arranged on the lower side of the translation sleeve, and a fixing bolt is arranged between the first adjustment plate and the second adjustment plate, so that the film detection sensor can be adjusted. However, there are problems such as low adjustment accuracy, inconvenient adjustment, low adjustment efficiency, and affecting production efficiency. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a film edge detection and adjustment device for film stretching, which can quickly and accurately adjust the correction sensor for film edge detection, has high adjustment accuracy, is convenient and efficient, improves production efficiency, saves production costs, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a film edge detection and adjustment device for film stretching, comprising a horizontal adjustment rod fixedly provided on a mounting base, a fine-tuning mechanism fixedly provided at the end of the horizontal adjustment rod, the fine-tuning mechanism comprising a horizontal fine-tuning slide and a vertical fine-tuning slide; the horizontal fine-tuning slide comprises a fixed plate one fixedly connected to the horizontal adjustment rod, a horizontal slide that can slide in a horizontal direction is provided on the fixed plate one, and a spiral fine-tuning rod one that can drive the horizontal slide to slide horizontally is provided on the fixed plate one; the vertical fine-tuning slide comprises a fixed plate two fixedly connected to the horizontal slide, a vertical slide that can slide in a vertical direction is provided on the fixed plate two, and a spiral fine-tuning rod two that can drive the vertical slide to slide vertically is provided on the fixed plate two; a correction sensor is fixedly connected to the vertical slide via a mounting bracket.

[0005] Furthermore, a protrusion 1 is fixedly provided on the fixing plate 1, the spiral fine-tuning rod 1 is horizontally fixed on the protrusion 1, and a protrusion 2 is provided on the horizontal sliding plate at a position corresponding to the telescopic end of the spiral fine-tuning rod 1.

[0006] Furthermore, the horizontal sliding plate is threadedly connected with a locking knob 1 on one end face in the horizontal direction, and a locking plate 1 is fixedly provided at the position of the locking knob 1. The locking plate 1 is provided with an oblong hole 3 arranged in the horizontal direction, and the spiral part of the locking knob 1 passes through the oblong hole 3, and the bottom surface of the knob head of the locking knob 1 is pressed against the locking plate 1.

[0007] Furthermore, a protrusion three is fixedly provided on the fixing plate two, the spiral fine-tuning rod two is vertically fixed on the protrusion three, and a protrusion four is provided on the vertical sliding plate at a position corresponding to the telescopic end of the spiral fine-tuning rod two.

[0008] Furthermore, the vertical slide plate is threadedly connected with a locking knob 2 on one end face in the vertical direction, and the fixing plate 2 is fixedly provided with a locking plate 2 at the position of the locking knob 2. The locking plate 2 is provided with an oblong hole 4 arranged along the vertical direction, and the spiral part of the locking knob 2 passes through the oblong hole 4, and the bottom surface of the knob head of the locking knob 2 is pressed against the locking plate 2.

[0009] Furthermore, the mounting base is provided with a vertical mounting surface, and an oblong hole 1 is opened on the vertical mounting surface of the mounting base; the starting end of the horizontal adjustment rod is horizontally fixed on the mounting base by an adjusting screw 1.

[0010] Furthermore, two horizontal coarse adjustment plates that fit with the outer wall of the horizontal adjustment rod are fixedly connected to the fixed plate one, and the horizontal coarse adjustment plates have the same structure and are symmetrical to each other. Two oblong holes two are provided on the horizontal coarse adjustment plates, and through holes are provided on the horizontal adjustment rod at positions corresponding to the oblong holes two. The horizontal coarse adjustment plates are fixedly connected to the horizontal adjustment rod by bolts penetrating the through holes and the oblong holes two.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the film edge detection and adjustment device for film stretching can quickly and roughly adjust the correction sensor in the vertical direction through the oblong hole 1 and the bolt provided on the mounting base, and can quickly and roughly adjust the correction sensor in the horizontal direction through the oblong hole 2 and the bolt provided on the horizontal coarse adjustment plate, and can perform high-precision adjustment of the correction sensor in the horizontal direction through the spiral fine-tuning rod 1 provided on the horizontal fine-tuning slide, and can perform high-precision adjustment of the correction sensor in the vertical direction through the spiral fine-tuning rod 2 provided on the vertical fine-tuning slide; thereby realizing high-precision and rapid adjustment of the correction sensor for film edge detection, with high adjustment accuracy, convenient and efficient adjustment, improved production efficiency, and saved production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2This is a partial enlarged view of the connection between the fine-tuning mechanism and the horizontal adjustment rod of the utility model;

[0014] Figure 3 This is a schematic diagram of the fine-tuning mechanism structure of the utility model;

[0015] Figure 4 This is an exploded schematic diagram of the fine-tuning mechanism of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the horizontal fine-tuning slide of the utility model;

[0017] Figure 6 It is a schematic diagram of the structure of the vertical fine-tuning slide table of the utility model.

[0018] In the figure: 1. Mounting base; 11. Long round hole 1; 2. Horizontal adjustment rod; 21. Through hole; 3. Adjustment screw 1; 4. Horizontal coarse adjustment plate; 41. Long round hole 2; 5. Fine adjustment mechanism; 51. Horizontal fine adjustment slide; 511. Fixed plate 1; 512. Horizontal slide; 513. Bump 1; 514. Spiral fine adjustment rod 1; 515. Bump 2; 516. Locking knob 1; 517. Locking plate 1; 52. Vertical fine adjustment slide; 521. Fixed plate 2; 522. Vertical slide; 523. Bump 3; 524. Spiral fine adjustment rod 2; 525. Bump 4; 526. Locking knob 2; 527. Locking plate 2; 6. Mounting bracket; 7. Correction sensor. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0020] See also Figure 1-6 The utility model provides a technical solution: a film edge detection and adjustment device for film stretching, comprising a mounting base 1, the mounting base 1 is provided with a vertical mounting surface, and an oblong hole 11 is opened on the vertical mounting surface of the mounting base 1; a horizontal adjustment rod 2 is fixed on the mounting base 1 through an adjustment screw 3, and the adjustment screw 3 is located at the beginning of the horizontal adjustment rod 2; a fine adjustment mechanism 5 is fixed at the end of the horizontal adjustment rod 2;

[0021] The fine-tuning mechanism 5 includes a horizontal fine-tuning slide 51 and a vertical fine-tuning slide 52; the horizontal fine-tuning slide 51 includes a fixed plate 511 fixedly connected to the horizontal adjustment rod 2, the fixed plate 511 is provided with a horizontal slide 512 that can slide in the horizontal direction, the fixed plate 511 is fixedly provided with a protrusion 513, a horizontally arranged spiral fine-tuning rod 514 is fixed on the protrusion 513, and a protrusion 2 515 is provided on the horizontal slide 512 at a position corresponding to the telescopic end of the spiral fine-tuning rod 514; the horizontal slide 512 is threadedly connected with a locking knob 516 on one end face in the horizontal direction, the fixed plate 511 is fixedly provided with a locking plate 517 at the position of the locking knob 516, the locking plate 517 is provided with an oblong hole 3 arranged in the horizontal direction, the spiral part of the locking knob 516 passes through the oblong hole 3, and the bottom surface of the knob head of the locking knob 516 is pressed against the locking plate 517.

[0022] The vertical fine-tuning slide 52 comprises a second fixing plate 521 fixedly connected to the horizontal slide 512, and a vertical slide 522 which can slide in the vertical direction is provided on the second fixing plate 521; a third protrusion 523 is fixedly provided on the second fixing plate 521, and a second spiral fine-tuning rod 524 which is vertically arranged is fixed on the third protrusion 523, and a fourth protrusion 525 is provided on the vertical slide 522 at a position corresponding to the telescopic end of the second spiral fine-tuning rod 524;

[0023] The vertical slide plate 522 is threadedly connected with a locking knob 526 on one end surface thereof in the vertical direction. The fixing plate 521 is fixedly provided with a locking plate 527 at the position of the locking knob 526. The locking plate 527 is provided with an oblong hole 4 arranged in the vertical direction. The spiral part of the locking knob 526 passes through the oblong hole 4. The bottom surface of the knob head of the locking knob 526 is pressed against the locking plate 527.

[0024] The vertical slide plate 522 is fixedly connected to a correction sensor 7 via a mounting bracket 6; the fixed plate 1 511 is fixedly connected to two horizontal coarse adjustment plates 4 that fit with the outer wall of the horizontal adjustment rod 2, and the horizontal coarse adjustment plates 4 have the same structure and are symmetrical to each other. Two oblong holes 41 are provided on the horizontal coarse adjustment plates 4, and through holes 21 are provided on the horizontal adjustment rod 2 at positions corresponding to the oblong holes 41, and the horizontal coarse adjustment plates 4 are fixedly connected to the horizontal adjustment rod 2 by bolts penetrating the through holes 21 and the oblong holes 41.

[0025] In this embodiment, the spiral fine-tuning rod 1 514 and the spiral fine-tuning rod 2 524 are both spiral micrometer structures, the precision of the spiral fine-tuning rod 1 514 and the spiral fine-tuning rod 2 524 is 0.1 mm, and the locking knob 1 516 and the locking knob 2 526 are both hand-tightened screw structures;

[0026] In this embodiment, the horizontal adjustment rod 2 is a plate-shaped structure, the horizontal coarse adjustment plate 4 is an L-shaped plate-shaped structure, and the horizontal coarse adjustment plate 4 is symmetrically arranged up and down and clamps the horizontal adjustment rod 2 through bolts.

[0027] Working principle:

[0028] The film edge detection device is installed on the film stretching machine by passing a bolt through an oblong hole 11 on the mounting base 1, so that the film is located in the sensing area of ​​the deviation correction sensor 7 when the film stretching machine is performing a stretching process;

[0029] When the deflection correction sensor 7 needs to be quickly adjusted in the horizontal direction, the fine adjustment mechanism 5 and the deflection correction sensor 7 can be quickly moved and adjusted in the horizontal direction by loosening the bolts between the horizontal coarse adjustment plates 4, and then the bolts between the horizontal coarse adjustment plates 4 are tightened to fix the fine adjustment mechanism 5 and the deflection correction sensor 7; and the adjusting screw 3 can be loosened to adjust the horizontal deflection angle of the horizontal adjustment rod 2 and the deflection correction sensor 7;

[0030] When the deflection correction sensor 7 needs to be fine-tuned in the horizontal direction with high precision, the locking knob 1 516 is loosened, and the spiral fine-tuning rod 1 514 is screwed so that its telescopic end pushes the protrusion 2 515, so that the horizontal slide 512 drives the vertical fine-tuning slide 52 and the deflection correction sensor 7 to slide horizontally; when the deflection correction sensor 7 is fine-tuned in the horizontal direction, the locking knob 1 516 is tightened so that the horizontal slide 512 and the fixing plate 1 511 are locked with each other;

[0031] When the correction sensor 7 needs to be quickly and roughly adjusted in the vertical direction, the film edge detection device as a whole can be quickly moved and adjusted in the vertical direction by loosening the bolt in the oblong hole 11, thereby quickly adjusting the position of the correction sensor 7 in the vertical direction;

[0032] When the correction sensor 7 needs to be fine-tuned in the vertical direction with high precision, the second locking knob 526 is loosened, and the second spiral fine-tuning rod 524 is screwed so that its telescopic end pushes the fourth protrusion 525, so that the vertical slide 522 drives the correction sensor 7 to slide vertically; when the correction sensor 7 is fine-tuned in the vertical direction, the second locking knob 526 is tightened so that the vertical slide 522 and the second fixing plate 521 are locked with each other;

[0033] The film edge detection and adjustment device for film stretching disclosed in the present embodiment can quickly and roughly adjust the deflection correction sensor 7 in the vertical direction through the oblong hole 11 and bolts provided on the mounting base 1, and can quickly and roughly adjust the deflection correction sensor 7 in the horizontal direction through the oblong hole 2 41 and bolts provided on the horizontal coarse adjustment plate 4, and can perform high-precision adjustment of the deflection correction sensor 7 in the horizontal direction through the spiral fine-tuning rod 1 514 provided on the horizontal fine-tuning slide 51, and can perform high-precision adjustment of the deflection correction sensor 7 in the vertical direction through the spiral fine-tuning rod 2 524 provided on the vertical fine-tuning slide 52; thereby realizing high-precision and rapid adjustment of the deflection correction sensor 7 for film edge detection, with high adjustment accuracy, convenient and efficient adjustment, improved production efficiency, and saved production costs.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A film edge detection and adjustment device for film stretching, comprising a horizontal adjustment rod fixedly provided on a mounting base, characterized in that: A fine-tuning mechanism is fixedly provided at the end of the horizontal adjustment rod, and the fine-tuning mechanism includes a horizontal fine-tuning slide and a vertical fine-tuning slide; the horizontal fine-tuning slide includes a fixed plate 1 fixedly connected to the horizontal adjustment rod, a horizontal slide that can slide in the horizontal direction is provided on the fixed plate 1, and a spiral fine-tuning rod 1 that can drive the horizontal slide to slide horizontally is provided on the fixed plate 1; the vertical fine-tuning slide includes a fixed plate 2 fixedly connected to the horizontal slide, a vertical slide that can slide in the vertical direction is provided on the fixed plate 2, and a spiral fine-tuning rod 2 that can drive the vertical slide to slide vertically is provided on the fixed plate 2; a correction sensor is fixedly connected to the vertical slide via a mounting bracket.

2. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: The fixing plate 1 is fixedly provided with a convex block 1, the spiral fine-tuning rod 1 is horizontally fixed on the convex block 1, and the horizontal sliding plate is provided with a convex block 2 at a position corresponding to the telescopic end of the spiral fine-tuning rod 1.

3. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: The horizontal sliding plate is threadedly connected with a locking knob 1 on one end face in the horizontal direction, and a fixing plate 1 is fixedly provided with a locking plate 1 at the position of the locking knob 1. The locking plate 1 is provided with an oblong hole 3 arranged in the horizontal direction, and the spiral part of the locking knob 1 passes through the oblong hole 3, and the bottom surface of the knob head of the locking knob 1 is pressed against the locking plate 1.

4. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: The second fixing plate is fixedly provided with a protrusion three, the second spiral fine-tuning rod is vertically fixed on the protrusion three, and a protrusion four is provided on the vertical slide plate at a position corresponding to the telescopic end of the second spiral fine-tuning rod.

5. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: The vertical slide plate is threadedly connected with a locking knob 2 on one end face in the vertical direction, and the fixing plate 2 is fixedly provided with a locking plate 2 at the position of the locking knob 2. The locking plate 2 is provided with an oblong hole 4 arranged along the vertical direction, and the spiral part of the locking knob 2 passes through the oblong hole 4, and the bottom surface of the knob head of the locking knob 2 is pressed against the locking plate 2.

6. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: The mounting base is provided with a vertical mounting surface, and an oblong hole 1 is opened on the vertical mounting surface of the mounting base; the starting end of the horizontal adjustment rod is horizontally fixed on the mounting base by an adjustment screw 1.

7. The film edge detection and adjustment device for film stretching according to claim 1, characterized in that: Two horizontal coarse adjustment plates that fit with the outer wall of the horizontal adjustment rod are fixedly connected to the fixed plate one. The horizontal coarse adjustment plates have the same structure and are symmetrical to each other. Two oblong holes two are provided on the horizontal coarse adjustment plates. Through holes are provided on the horizontal adjustment rod at positions corresponding to the oblong holes two. The horizontal coarse adjustment plates are fixedly connected to the horizontal adjustment rod by bolts penetrating the through holes and the oblong holes two.

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