Material bag pressure detection control mechanism

Abstract

The utility model relates to the technical field of pressure detection control mechanisms, in particular to a material bag pressure detection control mechanism which comprises a conveying belt, supports are fixedly installed on the front portion and the rear portion of the conveying belt, a fixing box is arranged on the lower side of the center of the upper end of each support, and a material pressing mechanism used for detecting air leakage of a material bag is arranged on the lower side of each fixing box. The material pressing mechanism comprises a first sliding groove and a second sliding groove, the first sliding groove is formed in the side walls of the front end and the rear end of the left side of the fixing box, a first screw rod is installed in the first sliding groove, the outer wall of the first screw rod is sleeved with first sleeve plates, and a first pressing plate is installed between the first sleeve plates; through the arrangement of the first pressing plate and the second pressing plate, after air leakage detection of the two pressure detection assemblies, if no air leakage position exists, the air leakage position is directly conveyed rightwards into subsequent machining equipment along the conveying belt; and by arranging the telescopic groove, the air cylinder and the push plate, unqualified material bags on the conveying belt are pushed out of the discharging barrel, and efficient material bag pressure detection and removal operation is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure detection control mechanisms, in particular to a material bag pressure detection control mechanism. Background Art

[0002] As modern industry develops towards intelligence, the requirements for automation and control accuracy in packaging production lines are getting higher and higher. Therefore, in order to achieve this goal, it is necessary to upgrade and transform the manufacturing equipment in each link of the packaging production line. In order to avoid air leakage in the material bag packaging during the production process of the material bag, it is necessary to perform pressure leakage detection on the material bag.

[0003] At present, the existing means are mainly visual, X-ray, and ultrasonic bag inspection, but they can only detect problems such as material clamping and defects in the bag, and cannot completely determine the problem of air leakage in the bag. In addition, there are many uncertain factors in manual inspection, such as: different judgment standards, insufficient manual inspection speed, and vacuum pressure maintenance inspection cannot meet the needs of mass production on the production line. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a material bag pressure detection control mechanism, which can efficiently detect pressure leakage of the material bag by setting a first pressure plate, a second pressure plate, a telescopic slot, a cylinder and a push plate, thereby solving the problem that the existing means of material bag detection are mainly based on vision, X-ray and ultrasound, but can only detect the problem of material bag clamping and defects, and cannot completely determine the problem of material bag leakage. In addition, there are many uncertain factors in manual detection, such as: different judgment standards, insufficient manual detection speed, and vacuum pressure maintenance detection cannot meet the problem of mass production of production lines, which improves the efficiency of material bag pressure detection.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a material bag pressure detection control mechanism comprises a conveyor belt and a material pushing mechanism, the conveyor belt is fixedly installed with a bracket at the front and rear ends, a fixed box is arranged at the lower side of the center of the upper end of the bracket, and a material pressing mechanism for detecting gas leakage of the material bag is arranged at the lower side of the fixed box, and the material pressing mechanism comprises a first slide slot and a second slide slot, the first slide slot is arranged at the front and rear end side walls of the left side of the fixed box, a first screw is arranged inside the first slide slot, a first set of plates is sleeved on the outer wall of the first screw, a first pressing plate is arranged between the first set of plates, the upper end of the first screw on the front side of the first pressing plate is connected to a first motor, the second slide slot is arranged at the upper end side wall of the right side of the fixed box, a second screw is arranged inside the second slide slot, a second set of plates is sleeved on the outer wall of the second screw, a second pressing plate is fixedly connected to the lower end of the second set of plates, and a second motor is connected to the outer end of the second screw in the front and rear directions; a plurality of pressure sensors are evenly arranged on the first pressing plate and the second pressing plate, and the pressure sensors are electrically connected to a control device.

[0006] As a preferred technical solution of the utility model, the pushing mechanism includes a rear box and a blanking barrel, a telescopic slot is opened inside the rear box, an electric telescopic rod is installed inside the telescopic slot, a cylinder is connected to the rear end of the electric telescopic rod, a push plate is connected to the front end of the electric telescopic rod, and the blanking barrel is installed on the front end outer wall of the conveyor belt on the front side of the rear box.

[0007] As a preferred technical solution of the present utility model, the cross-sectional dimensions of the first set of plates coincide with the cross-sectional dimensions of the first slide groove.

[0008] As a preferred technical solution of the present utility model, the cross-sectional dimensions of the second set of plates coincide with the cross-sectional dimensions of the second chute.

[0009] As a preferred technical solution of the utility model, two groups of the second pressing plates are symmetrically arranged front and back.

[0010] As a preferred technical solution of the utility model, the cross-sectional dimensions of the push plate and the cross-sectional dimensions of the telescopic slot are consistent with each other.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By setting the first pressing plate and the second pressing plate, when the material bag enters the lower side of the fixed box to the right along the conveyor belt, the first motor drives the first screw to drive the first set of plates to move vertically downward in the first slide slot, driving the first pressing plate to vertically press down the passing material bag to detect the leakage state, and then move to the right between the second pressing plates through the conveyor belt, and control the second motor to drive the second screw to rotate and engage to drive the second set of plates to move toward each other, squeeze the material bag in the front and back directions to detect the vertical surface leakage position, and after passing the leakage detection of the two pressure detection components, if there is no leakage position, it will be directly sent to the subsequent processing equipment to the right along the conveyor belt.

[0013] 2. By setting the telescopic slot, cylinder and push plate, if the material bag is detected to have a leak, the control cylinder drives the electric telescopic rod to extend forward, drives the push plate to extend forward stably in the telescopic slot, and pushes the unqualified material bags on the conveyor belt out of the blanking barrel, so as to achieve efficient material bag pressure detection and rejection operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a partial right side cross-sectional view of the material pressing mechanism of the utility model;

[0016] Figure 3 It is a partial left side cross-sectional view of the material pressing mechanism of the utility model;

[0017] Figure 4 It is a top view of the material pushing mechanism of the utility model.

[0018] Among them: 1. conveyor belt; 2. bracket; 3. fixed box; 401. first slide; 402. first screw; 403. first set of plates; 404. first motor; 405. first pressure plate; 406. second slide; 407. second screw; 408. second set of plates; 409. second pressure plate; 410. second motor; 501. rear box; 502. telescopic slot; 503. electric telescopic rod; 504. cylinder; 505. push plate; 506. blanking barrel. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are all conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Example:

[0021] See also Figure 1 - Figure 4 The material bag pressure detection control mechanism includes a conveyor belt 1 and a material pushing mechanism. The conveyor belt 1 is fixedly installed with a bracket 2 at the front and rear ends. A fixed box 3 is arranged at the lower side of the upper center of the bracket 2. A material pressing mechanism for detecting gas leakage of the material bag is arranged at the lower side of the fixed box 3. The material pressing mechanism includes a first chute 401 and a second chute 406. The first chute 401 is opened on the front and rear end side walls of the left side of the fixed box 3. A first screw 402 is installed inside the first chute 401. A first set of plates 403 are sleeved on the outer wall of the first screw 402. A first pressing plate 405 is installed between the first set of plates 403. The upper end of the first screw 402 on the front side of the first pressure plate 405 is connected to the first motor 404, the second slide groove 406 is opened on the upper side wall of the right side of the fixed box 3, the second screw 407 is installed inside the second slide groove 406, the outer wall of the second screw 407 is sleeved with a second set of plates 408, the lower end of the second set of plates 408 is fixedly connected to the second pressure plate 409, and the outer end of the second screw 407 in the front and rear directions is connected to the second motor 410; a plurality of pressure sensors are evenly distributed on the first pressure plate 405 and the second pressure plate 409, and the pressure sensors are electrically connected to a control device.

[0022] During use, after the material bag enters the lower side of the fixed box 3 to the right along the conveyor belt 1, the first motor 404 drives the first screw 402 to drive the first set plate 403 to move vertically downward in the first slide groove 401, driving the first pressure plate 405 to vertically press down the passing material bag to detect the leakage state, and then move to the right between the second pressure plate 409 through the conveyor belt 1, and control the second motor 410 to operate to drive the second screw 407 to rotate and engage to drive the second set plate 408 to move toward each other; the utility model presets a certain pressure range in the control device; when the first pressure plate 405 and the second pressure plate 409 are in contact with the material bag, when the material bag has good sealing performance, the material bag will generate pressure when it contacts the pressure sensor, and the generated pressure is within the preset pressure range, indicating that the sealing performance of the instruction material bag is good; if there is no leakage position, it will be directly sent to the subsequent processing equipment to the right along the conveyor belt 1.

[0023] In other embodiments, the pushing mechanism includes a rear box 501 and a blanking barrel 506, a telescopic slot 502 is provided inside the rear box 501, an electric telescopic rod 503 is installed inside the telescopic slot 502, a cylinder 504 is connected to the rear end of the electric telescopic rod 503, a push plate 505 is connected to the front end of the electric telescopic rod 503, and the blanking barrel 506 is installed on the front end outer wall of the conveyor belt 1 on the front side of the rear box 501;

[0024] During use, when the pressure generated by the contact between the material bag and the first pressure plate 405 and the second pressure plate 409 is lower than the pressure range, it indicates that the material bag is leaking; the control device controls the cylinder 504 to drive the electric telescopic rod 503 to extend forward, and drives the push plate 505 to extend forward stably in the telescopic groove 502, pushing the unqualified material bag on the conveyor belt 1 out of the drop barrel 506.

[0025] In other embodiments, the cross-sectional dimensions of the first set of plates 403 match the cross-sectional dimensions of the first chute 401;

[0026] This design facilitates stable vertical extrusion detection.

[0027] In other embodiments, the cross-sectional dimensions of the second set of plates 408 match the cross-sectional dimensions of the second slide groove 406;

[0028] This design facilitates stable extrusion detection in the front-to-back direction.

[0029] In other embodiments, two groups of second pressing plates 409 are symmetrically arranged front and back;

[0030] This design makes the detection more efficient.

[0031] In other embodiments, the cross-sectional dimensions of the push plate 505 match the cross-sectional dimensions of the telescopic slot 502;

[0032] This design makes the process of removing material packages more stable.

[0033] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A material bag pressure detection and control mechanism, comprising a conveyor belt (1) and a material pushing mechanism, wherein the conveyor belt (1) is fixedly mounted with a bracket (2) at the front and rear, a fixed box (3) is arranged at the lower side of the upper center of the bracket (2), and a material pressing mechanism for detecting gas leakage of the material bag is arranged at the lower side of the fixed box (3), characterized in that: The material pressing mechanism comprises a first slide groove (401) and a second slide groove (406), wherein the first slide groove (401) is provided on the front and rear end side walls of the left side of the fixed box (3), a first screw rod (402) is installed inside the first slide groove (401), a first set of plates (403) are sleeved on the outer wall of the first screw rod (402), a first pressing plate (405) is installed between the first set of plates (403), the upper end of the first screw rod (402) on the front side of the first pressing plate (405) is connected to a first motor (404), and the second slide groove (406) is provided on the inner wall of the first slide groove (401) and the outer wall of the first screw rod (402) is sleeved with a first set of plates (403), a first pressing plate (405) is installed between the first set of plates (403), a first motor (404) is connected to the upper end of the first screw rod (402) on the front side of the first pressing plate (405), and a first motor (404) is connected to the upper end of the first screw rod (402) on the front side of the first pressing plate (405). 06) is opened on the upper side wall of the right side of the fixed box (3), a second screw rod (407) is installed inside the second slide groove (406), a second set of plates (408) are mounted on the outer wall of the second screw rod (407), a second pressure plate (409) is fixedly connected to the lower end of the second set of plates (408), and a second motor (410) is connected to the outer end of the second screw rod (407) in the front and rear directions; a plurality of pressure sensors are evenly distributed on the first pressure plate (405) and the second pressure plate (409), and the pressure sensors are electrically connected to a control device.

2. The material bag pressure detection and control mechanism according to claim 1, characterized in that: The pushing mechanism comprises a rear box (501) and a blanking barrel (506); a telescopic slot (502) is provided inside the rear box (501); an electric telescopic rod (503) is installed inside the telescopic slot (502); a cylinder (504) is connected to the rear end of the electric telescopic rod (503); a push plate (505) is connected to the front end of the electric telescopic rod (503); and the blanking barrel (506) is installed on the front end outer wall of the conveyor belt (1) at the front side of the rear box (501).

3. The material bag pressure detection and control mechanism according to claim 1, characterized in that: The cross-sectional dimensions of the first set of plates (403) match the cross-sectional dimensions of the first slide groove (401).

4. The material bag pressure detection and control mechanism according to claim 1, characterized in that: The cross-sectional dimensions of the second set of plates (408) match the cross-sectional dimensions of the second slide groove (406).

5. The material bag pressure detection and control mechanism according to claim 1, characterized in that: The second pressing plates (409) are arranged in two groups symmetrically in front and back.

6. The material bag pressure detection and control mechanism according to claim 2, characterized in that: The cross-sectional dimensions of the push plate (505) match the cross-sectional dimensions of the telescopic slot (502).

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