Plastic bag pressing device for plastic bag production line

Abstract

The utility model discloses a plastic bag pressing device for a plastic bag production line. The plastic bag pressing device comprises a pressing module, a U-shaped support, a left-right clamping module, a supporting frame, a containing plate, a front-back clamping module and a controller. Wherein the left clamping module and the right clamping module comprise lead screw grooves, the lead screw grooves are formed in the supporting frame, two sliding blocks are arranged in the lead screw grooves, and the upper sides of the two sliding blocks are fixedly connected with corresponding first clamping plates respectively. When a plastic bag needs to be pressed, the plastic bag to be pressed is placed on the placing plate, and the front, back, left and right parts of the plastic bag are clamped and fixed through the left and right clamping modules and the front and back clamping modules, so that the plastic bag is better positioned, and subsequent pressing is facilitated; and the phenomenon that the plastic bag deviates in the pressing process is avoided, a pressing plate presses the plastic bag through a pressing module, and the plastic bag can be compacted.

Description

TECHNICAL FIELD

[0001] The utility model relates to plastic bag production technical field especially relates to a plastic bag pressing device for plastic bag production line. BACKGROUND

[0002] Plastic bag is the bag that with plastic (the commonly used plastic has polypropylene, polyester, nylon etc.) as main raw material makes, is the indispensable article in people's daily life, often is used to pack other articles, because its cheap, weight extremely light, capacity, the advantage of being convenient for storage is widely used, the plastic bag production generally all after the pressing process such as pressing together;

[0003] The prior art uses a pressing device during the pressing process of the plastic bag, which needs to press the plastic bag downward to facilitate the compaction of the plastic bag. However, in the existing device, the position of the plastic bag will move forward, backward, left and right during the pressing process, which will cause the problem of pressing failure of the plastic bag.

[0004] Therefore, it is necessary to provide a plastic bag pressing device for plastic bag production line to solve the above technical problems. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the shortcomings in the prior art and provides a plastic bag pressing device for plastic bag production line.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A plastic bag pressing device for plastic bag production line, comprising a pressing module, a U-shaped support, a left-right clamping module, a support frame, a placement plate, a front-rear clamping module, and a controller.

[0008] The left-right clamping module includes a lead screw groove, which is arranged on the support frame. Two sliding blocks are arranged in the lead screw groove. The upper sides of the two sliding blocks are respectively fixedly connected to corresponding clamping plates. The inner sides of the lead screw groove are respectively movably connected to one end of a bidirectional lead screw. The bidirectional lead screw is provided with two threads with opposite directions. The bidirectional lead screw is respectively threadedly connected to the corresponding sliding blocks. One end of the bidirectional lead screw passes through one side of the lead screw groove. The output shaft of a motor is fixedly connected to the end of the bidirectional lead screw. The motor is fixedly connected to one side of the support frame.

[0009] The front and rear clamping modules are provided with two groups, the front and rear clamping modules include two L-shaped plates, one side of the two L-shaped plates is fixedly connected with one side of the clamping plate one respectively, one side of the two L-shaped plates is fixedly connected with the housings of the two symmetrical electric push rods one respectively, the ends of the telescopic rods of the two electric push rods one are hingedly connected with a corresponding pair of L-shaped swing rods through pin shafts respectively, one end of the corresponding pair of L-shaped swing rods is hingedly connected with a corresponding protrusion through a pin shaft respectively, the two protrusions are fixedly connected with the corresponding clamping plates two respectively, and the two ends of the two clamping plates two are hingedly connected with the corresponding clamping plates one through pin shafts respectively.

[0010] Preferably, the pressing module includes an electric push rod two, the housing of the electric push rod two is fixedly connected with the upper side of the U-shaped support, the telescopic rod of the electric push rod two penetrates through the U-shaped support, the end of the telescopic rod of the electric push rod two is fixedly connected with a pressing plate, the upper side of the pressing plate is fixedly connected with symmetrical circular guide rods respectively, the two circular guide rods penetrate through corresponding linear bearings respectively, and the two linear bearings penetrate through and are fixedly connected with the U-shaped support.

[0011] Preferably, the upper side of the support frame is fixedly connected with the placing plate.

[0012] Preferably, one side of the U-shaped support is fixedly connected with the controller.

[0013] Preferably, the U-shaped support is fixedly connected with the support frame.

[0014] Compared with the related art, the utility model has the advantages that:

[0015] 1. When the plastic bag needs to be pressed, the plastic bag to be pressed is placed on the placing plate, the left and right clamping modules and the front and rear clamping modules are used to clamp and fix the plastic bag from the front, the back, the left and the right, so that the plastic bag is better positioned and subsequent pressing is facilitated, the phenomenon that the plastic bag deviates in the pressing process is avoided, the pressing plate is used to press the plastic bag through the pressing module, and the plastic bag can be compacted.

[0016] 2. The device can clamp the plastic bag from the front, the back, the left and the right, and facilitate subsequent pressing of the plastic bag. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic view of the utility model.

[0018] Figure 2 It is a three-dimensional schematic view of the utility model.

[0019] Figure 3 It is a three-dimensional schematic view of the utility model.

[0020] Figure 4The utility model discloses a part connecting structure schematic diagram of partial parts.

[0021] In the drawing,

[0022] 1: press module, 11, electric push rod two, 12, round guide rod, 13, press plate, 14, linear bearing;

[0023] 2, U-shaped support;

[0024] 3: left and right clamping module, 31, screw groove, 32, motor, 33, bidirectional screw rod, 34, sliding block, 35, clamping plate one;

[0025] 4, support frame;

[0026] 5, placing plate;

[0027] 6: front and rear clamping module, 61, clamping plate two, 62, L-shaped swing rod, 63, electric push rod one, 64, L-shaped plate, 65, protruding block;

[0028] 7, controller. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0030] A plastic bag pressing device for plastic bag production line, including press module 1, U-shaped support 2, left and right clamping module 3, support frame 4, placing plate 5, front and rear clamping module 6, controller 7;

[0031] Among them, the left and right clamping module 3 includes screw groove 31, the screw groove 31 is arranged on the support frame 4, the screw groove 31 is equipped with two sliding blocks 34, the upper side of two sliding blocks 34 is fixedly connected with corresponding clamping plate one 35 respectively, the inner side of the screw groove 31 is movably connected with one end of bidirectional screw rod 33 respectively, the bidirectional screw rod 33 is equipped with two threads of opposite directions respectively, the bidirectional screw rod 33 is screw-connected with corresponding sliding block 34 respectively, one end of the bidirectional screw rod 33 passes through one side of the screw groove 31, the output shaft of motor 32 is fixedly connected with the end of the bidirectional screw rod 33, the motor 32 is fixedly connected with one side of the support frame 4;

[0032] The front and rear clamping module 6 is provided with two groups, the front and rear clamping module 6 includes two L-shaped plates 64, two L-shaped plates 64 are fixedly connected with one side of the clamping plate one 35 respectively, one side of two L-shaped plates 64 is fixedly connected with the shell of the electric push rod one 63 respectively, the telescopic rod of two electric push rod one 63 is hingedly connected with a corresponding pair of L-shaped swing rods 62 through the pin shaft at the end respectively, one end of a corresponding pair of L-shaped swing rods 62 is hingedly connected with a corresponding protrusion 65 through the pin shaft respectively, two protrusions 65 are fixedly connected with a corresponding clamping plate two 61 respectively, two ends of two clamping plate two 61 are hingedly connected with a corresponding clamping plate one 35 through the pin shaft respectively.

[0033] The pressing module 1 includes the electric push rod two 11, the shell of the electric push rod two 11 is fixedly connected with the upper side of the U-shaped support 2, the telescopic rod of the electric push rod two 11 passes through the U-shaped support 2, the end of the telescopic rod of the electric push rod two 11 is fixedly connected with the pressing plate 13, the upper side of the pressing plate 13 is fixedly connected with a pair of symmetrical circular guide rods 12 respectively, two circular guide rods 12 pass through a corresponding linear bearing 14 respectively, two linear bearings 14 pass through and are fixedly connected with the U-shaped support 2 respectively.

[0034] The upper side of the support frame 4 is fixedly connected with the placing plate 5.

[0035] One side of the U-shaped support 2 is fixedly connected with the controller 7.

[0036] The U-shaped support 2 is fixedly connected with the support frame 4.

[0037] The controller 7 is electrically connected with the electric push rod one 63, the electric push rod two 11 and the motor 32 respectively.

[0038] Working principle: when the plastic bag needs to be pressed, the plastic bag to be produced and pressed is placed on the placing plate 5, the controller 7 controls the motor 32 to start, the motor 32 drives the bidirectional screw rod 33 to rotate, the bidirectional screw rod 33 drives the corresponding sliding block 34 to slide respectively, the two sliding blocks 34 drive the clamping plate one 35 to move respectively, so that the two clamping plate one 35 clamps the left and right of the plastic bag, and the two clamping plate one 35 drives the front and rear clamping module 6 to move, at this time, the motor 32 is controlled to be closed, then the controller 7 controls the electric push rod one 63 to start, the telescopic rod of the two electric push rod one 63 is extended to drive the L-shaped swing rod 62 to move, so that the L-shaped swing rod 62 drives the clamping plate two 61 to move through the protrusion 65 respectively, so that a group of clamping plate two 61 swings 90° to clamp the front and back of the plastic bag, at this time, the electric push rod one 63 is controlled to be closed, the front, back, left and right of the plastic bag are clamped and fixed, so that the plastic bag is better positioned, which is convenient for subsequent pressing and avoids the phenomenon that the plastic bag deviates in the pressing process.

[0039] Then the controller 7 controls the electric push rod two 11 to start, the telescopic rod of the electric push rod two 11 is extended and drives the pressing plate 13 to move downwards, the pressing plate 13 drives the corresponding circular guide rod 12 to move along the linear bearing 14 respectively, so that the pressing plate 13 presses the plastic bag, and the plastic bag can be compacted, when the plastic bag is pressed, the telescopic rod of the electric push rod two 11 can be retracted, so that the pressing plate 13 moves upwards and leaves the plastic bag, and the plastic bag pressed on the placing plate 5 can be taken off.

[0040] Beneficial effects: when the plastic bag needs to be pressed, the plastic bag to be pressed is placed on the placing plate 5, the front and back and left and right of the plastic bag are clamped and fixed through the left and right clamping module 3 and the front and back clamping module 6, so that the plastic bag is better positioned, and subsequent pressing is facilitated, the phenomenon that the plastic bag deviates in the pressing process is avoided, the pressing plate 13 presses the plastic bag through the pressing module 1, and the plastic bag can be compacted.

[0041] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change is carried out, and all should be covered in the protection scope of the utility model.

Claims

1. A plastic bag pressing device for a plastic bag production line, characterized in that, The plastic bag production line plastic bag pressing device includes: The pressing module (1), the U-shaped support (2), the left and right clamping module (3), the support frame (4), the placement plate (5), the front and rear clamping module (6), the controller (7); Wherein, the left and right clamping module (3) includes a lead screw groove (31), the lead screw groove (31) is arranged on the support frame (4), the lead screw groove (31) is provided with two sliders (34), the upper side of the two sliders (34) is fixedly connected with corresponding clamping plate (35), the inner side of the lead screw groove (31) is movably connected with one end of the bidirectional lead screw (33), the bidirectional lead screw (33) is provided with two threads with opposite directions, the bidirectional lead screw (33) is threadedly connected with corresponding slider (34), one end of the bidirectional lead screw (33) penetrates through one side of the lead screw groove (31), the output shaft of the motor (32) is fixedly connected with one end of the bidirectional lead screw (33), the motor (32) is fixedly connected with one side of the support frame (4); The front and rear clamping module (6) is provided with two groups, the front and rear clamping module (6) includes two L-shaped plates (64), the L-shaped plate (64) is fixedly connected with one side of the clamping plate (35), the L-shaped plate (64) is fixedly connected with the housing of the electric push rod (63), the electric push rod (63) is hingedly connected with a pair of L-shaped swing rods (62) through the pin shaft, the L-shaped swing rod (62) is hingedly connected with the protrusion (65) through the pin shaft, the protrusion (65) is fixedly connected with the clamping plate (61), the clamping plate (61) is hingedly connected with the clamping plate (35) through the pin shaft.

2. The plastic bag pressing device for a plastic bag production line according to claim 1, characterized by The pressing module (1) includes an electric push rod (11), the housing of the electric push rod (11) is fixedly connected with the upper side of the U-shaped support (2), the telescopic rod of the electric push rod (11) penetrates through the U-shaped support (2), the end of the telescopic rod of the electric push rod (11) is fixedly connected with the pressing plate (13), the upper side of the pressing plate (13) is fixedly connected with the symmetrical circular guide rod (12), the circular guide rod (12) penetrates through the linear bearing (14), the linear bearing (14) is fixedly connected with the U-shaped support (2).

3. The plastic bag pressing device for a plastic bag production line according to claim 1, characterized by The upper side of the support frame (4) is fixedly connected with the placement plate (5).

4. The plastic bag pressing device for a plastic bag production line according to claim 1, characterized by One side of the U-shaped support (2) is fixedly connected with the controller (7).

5. The plastic bag pressing device for a plastic bag production line according to claim 1, characterized by The U-shaped support (2) is fixedly connected with the support frame (4).

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