CN211843574U - A hot melt adhesive compound machine - Google Patents

Abstract

The utility model relates to the technical field of cloth processing equipment, concretely relates to hot melt adhesive compounding machine, which comprises a frame, a transmission part and a hot pressing roller, wherein the transmission part is arranged on the frame and used for transmitting cloth, the hot pressing roller is rotationally connected to the frame, the transmission part comprises a transmission roller rotationally connected to the frame, a transmission belt matched with the transmission roller and a driving motor fixedly arranged on the frame and used for driving the transmission roller to rotate, the width of the transmission belt is equal to the width of the cloth, first scrapers are arranged on two sides of the transmission belt on the frame along the vertical direction, the first scrapers are arranged on one side of the hot pressing roller towards the discharge end of the transmission part, and one side of the first scrapers towards the cloth is; the rack is also provided with a driving piece for driving the first scraper to do reciprocating motion along the vertical direction. The utility model discloses a scraper scrapes the clearance to the hot melt adhesive of adhesion in the cloth both sides, helps reducing the pollution that the hot melt adhesive caused cloth and equipment.

Description

A hot melt adhesive compound machine

technical field

The utility model relates to the technical field of cloth processing equipment, in particular to a hot melt adhesive compound machine.

Background technique

A laminating machine is a device used to bond two or more layers of fabrics together with adhesives to form a composite multi-layer fabric. Its main working principle is to apply film or spray hot melt glue powder on the fabric, and then attach the fabrics on both sides, and press the two layers of fabric through the hot pressing roller, and melt the hot melt glue, so that the two layers or Multiple layers of fabric are bonded together by hot melt adhesive to form a multi-layer composite fabric.

The Chinese utility model patent with the publication number CN206826083U and the authorization announcement date of January 2, 2018 discloses a fabric hot-melt laminating machine, the technical solution of which is to include a frame, an input conveyor belt arranged on one side of the frame, The hot-melt roller on the frame and corresponding to the end of the input conveyor belt, the transition device arranged on the frame for guiding the cloth layer to be transferred from the input conveyor belt to the hot-melt roller, and the hot-melt roller on the frame to complete the extrusion work The flattening conveyor belt also includes a flattening device arranged on the frame for flattening the cloth layer, the flattening device includes a scraper, and the scraper is inclined downward and formed between the lower side and the hot-melt roller for leveling the cloth layer Through the gap, the underside of the doctor blade is located on the side of the hot melt roller facing away from the input conveyor belt.

In the above-mentioned prior art, after the cloth is squeezed into the hot-melt roller, the hot-melt adhesive between the two layers of cloth is prone to overflow from both ends of the cloth under the action of the hot-melt roller. The hot melt adhesive that overflows at the end should be cleaned up, and the hot melt adhesive can easily contaminate the cloth or equipment when the cloth is further processed or wound.

Utility model content

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a hot melt adhesive compound machine, which can clean up the hot melt adhesive overflowing on both sides of the cloth, thereby reducing the pollution of the cloth and equipment caused by the hot melt adhesive.

The above utility model purpose of the present utility model is achieved through the following technical solutions: a hot melt adhesive compound machine, comprising a frame, a transmission part arranged on the frame for conveying fabrics, and a heat rotatable connected to the frame The pressing roller, the transmission part includes a conveying roller rotatably connected to the frame, a conveying belt matched with the conveying roller, and a driving motor fixedly arranged on the frame for driving a conveying roller to rotate, and the width of the conveying belt is the same as that of the cloth. The width of the conveyor belt is equal, the frame is provided with a first scraper along the vertical direction on both sides of the conveyor belt, the first scraper is arranged on the side of the hot-pressing roller facing the discharge end of the transmission part, and the first scraper The side facing the cloth is vertically aligned with the two edges of the conveyor belt; the frame is also provided with a driving member for driving the first scraper to reciprocate in the vertical direction.

The conveyor belt drives the cloth under the action of the driving motor. When the first scraper is at the highest position, the blade of the first scraper is located above the edge of the cloth. When the cloth passes through the hot pressing roller, the drive motor stops working and the conveyor belt is stationary, the first scraper will move down under the action of the driving member and cut the hot melt adhesive on both sides of the cloth, so that the hot melt adhesive and the cloth are separated. Then, under the action of the driving element, the first scraper moves upward to the top of the cloth, and then the driving motor works and drives the conveyor belt to continue to transport the cloth. In this way, the hot melt adhesive overflowing on both sides of the cloth can be cleaned up by reciprocating, so that the hot melt adhesive is not easy to be transported. It is transported with the fabric to the subsequent processing or winding steps, thereby reducing the contamination of the fabric and equipment caused by the hot melt adhesive.

In a preferred example of the present invention, it can be further configured as follows: the frame is fixedly provided with fixing frames on both sides of the conveyor belt, the fixing frame is provided with guide grooves penetrating up and down, and the first scraper is pierced through. in the guide groove; the side walls of the guide groove on both sides of the first scraper are arranged in the vertical direction and abut against the side walls on both sides of the first scraper.

By adopting the above technical solution, the first scraper can be limited by the guide groove, so that the first scraper can move in the vertical direction more stably, so that the first scraper can more accurately clean the hot melt adhesive overflowing on both sides of the cloth. Cutting, it is not easy to cause damage to the fabric itself.

In a preferred example of the present invention, it can be further configured that: the fixing frame is provided with an auxiliary roller under the side close to the conveyor belt, and the axis line of the auxiliary roller is perpendicular to the transmission direction of the transmission part.

By adopting the above technical solution, the fabric can be abutted on the upper surface of the conveyor belt by the guide roller, so that the fabric is not easily shifted, and the first scraper can more accurately cut the hot melt adhesive on the fabric. At the same time, in the process of cloth transmission, it will drive the guide roller to rotate, thereby reducing the relative displacement between the cloth and the guide roller, so that the cloth is not easy to be worn by the fixing frame.

In a preferred example of the present invention, it can be further configured as follows: the driving member is a cylinder fixedly arranged on the frame, the upper end of the first scraper is fixedly connected with a fixing block, and the piston rod of the cylinder is fixedly connected to The upper surface of the fixed block.

By adopting the above technical solution, the fixed block is pushed and pulled by the piston rod of the cylinder, thereby controlling the reciprocating movement of the first scraper in the vertical direction, and the structure is relatively simple and stable.

In a preferred example of the present invention, it can be further configured that: the two sides of the frame are provided with a recovery box below the first scraper, and the recovery box has an opening upward and is located directly below the scraper.

By adopting the above technical solution, the hot-melt adhesive scraped by the first scraper is collected by the recycling box, so as to reduce the hot-melt adhesive falling on the floor of the workshop and thereby causing pollution of the workshop.

In a preferred example of the present invention, the first scraper can be further configured as follows: a connecting rod is fixedly connected to the first scraper on the side away from the other first scraper, and an abutting plate is fixedly connected through the connecting rod. The side of the plate facing the first scraper is arranged in the vertical direction; a rotating shaft is arranged in the recovery box and a second scraper is connected through the rotating shaft, and the axis line of the rotating shaft is parallel to the transmission direction of the transmission part, The second scraper is provided with an elastic abutment head on the side away from the first scraper. When the first scraper is at the lowest position, the abutment head abuts against the abutment plate, and the second scraper is in contact with the first scraper. The scraper is not in contact; a limit rod is also set on the recovery box. When the second scraper abuts on the limit rod, the second scraper is horizontally arranged and abuts the first scraper away from another first scraper side.

When the first scraper slides down, the connecting rod will drive the abutting plate to slide down, and the abutting plate drives the second scraper to rotate around the rotating shaft through the friction between the abutting plate and the abutting head, so that the second scraper will rotate. An acute angle is formed between the upper surface of the scraper and the abutting plate, so that the second scraper will not abut the surface of the first scraper during the downward sliding of the first scraper. After the first scraper extends into the recovery box, drive the The first scraper drives the first scraper to slide upward. At this time, the first scraper drives the abutment plate to slide upward through the connecting rod, and drives the second scraper to rotate through the friction between the abutment plate and the abutment joint. Under the action of the limit rod , the second scraper will not continue to rotate after it is rotated to the horizontal state, so that the blade of the second scraper can abut on the side wall of the first scraper, and scrape off the hot melt glue adhered to the surface of the first scraper, thereby It is not easy for the hot melt adhesive to escape from the recycling box with the first scraper and be scattered in the workshop, which helps to further maintain the hygiene of the workshop.

In a preferred example of the present invention, the lower surface of the first scraper is inclined upward from the side facing the conveyor belt to the side away from the conveyor belt.

By adopting the above technical solution, the hot melt adhesive can be reduced from adhering to the side of the first scraper close to the transmission part, and the hot melt adhesive can be attached as far as possible to the side of the first scraper away from the transmission part, thereby helping the second scraper to The hot-melt adhesive on the first scraper is cleaned, thereby reducing the possibility of the hot-melt adhesive on the first scraper causing contamination to the rack or other structures on the rack.

In a preferred example of the present invention, it can be further configured that: the side of the second scraper facing the first scraper is inclined from top to bottom in a direction away from the first scraper.

By adopting the above technical solution, when the abutting plate moves downward, the second scraper only needs to rotate a small angle, and it will not come into contact with the side wall of the first scraper, which further helps the first scraper to smoothly melt the hot melt. The glue is sent into the recycling box, and it is not easy to spill and cause pollution to the production workshop.

In a preferred example of the present invention, the bottom surface of the recycling box can be further configured as follows: the bottom surface of the recycling box is inclined downward from the periphery to the center, and a glue outlet is opened at the center, and a glue outlet is connected to the glue outlet, and the glue outlet is connected to the glue outlet. The end of the rubber outlet pipe away from the rubber outlet is connected with a recycling bucket.

By adopting the above technical solution, the hot melt adhesive in the recycling box will flow from the recycling box into the recycling bucket along with the glue outlet, which is convenient for recycling the scraped hot melt adhesive.

In a preferred example of the present invention, it can be further configured as follows: the bottom surface of the recovery box is further provided with a water flow channel, and the two ends of the water flow channel respectively penetrate to the two side walls of the recovery box and are respectively connected with a water inlet pipe and a water inlet pipe. outlet pipe.

By adopting the above technical solution, hot water can be introduced into the water flow channel through the water inlet pipe, and the hot water can exchange heat with the hot melt adhesive in the recovery box and keep the hot melt adhesive in a liquid state, thereby facilitating the removal of the hot melt adhesive from the recovery box. outflow. After the heat exchange is completed, the hot water will be discharged through the outlet pipe. Therefore, the water temperature in the water flow channel can be kept constant, and the scraped hot melt adhesive can be easily recycled.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. In the present utility model, by setting the driver to drive the scraper to move in the vertical direction, the hot melt adhesive overflowing from both sides of the cloth can be scraped off, so that the hot melt adhesive is not easily transported with the cloth to the subsequent processing or winding steps. In order to reduce the pollution of hot melt adhesive to cloth and equipment.

2. In the present invention, by setting the fixing frame, the first scraper can be guided, so that the first scraper can more accurately scrape off the hot melt adhesive on both sides of the cloth.

3. In the present utility model, the hot melt adhesive scraped off by the first scraper can be collected by setting the recovery box.

4. In the present utility model, by setting the second scraper and using the abutting plate to drive the second scraper to rotate, the second scraper can clean the hot melt adhesive adhered to the first scraper, so that the hot melt adhesive is not easily With the first scraper, it comes out of the recycling box again and is scattered in the workshop.

5. In the present utility model, the hot melt adhesive in the recovery box can be recovered by arranging a rubber hose and a recovery bucket.

Description of drawings

Fig. 1 is the structural representation of the hot melt adhesive compound machine in the embodiment of the present invention;

2 is a schematic structural diagram of a fixing frame and a first scraper in an embodiment of the present invention;

Fig. 3 is the structural representation of the recycling box in the embodiment of the present invention;

4 is a schematic structural diagram of the second scraper driven downward by the abutting plate according to the embodiment of the present invention.

In the figure, 1, frame; 2, transmission part; 21, conveyor belt; 22, conveyor roller; 23, drive motor; 3, hot pressing roller; 4, first scraper; 41, cylinder; 42, fixed block; 43, connecting rod; 44, abutment plate; 5, fixing frame; 51, auxiliary roller; 52, guide groove; 6, recovery box; 61, glue outlet; 62, glue outlet; 63, water flow channel; 64, water inlet pipe; 65, water outlet pipe; 66, limit rod; 67, recycling bucket; 7, second scraper; 71, abutting joint; 72, rotating shaft.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

The embodiment, a hot melt adhesive compound machine, with reference to FIG. 1, includes a frame 1, a transmission part 2 arranged on the frame 1 for conveying the cloth, and a hot pressing roller 3 rotatably connected to the frame 1, The axis line of the heat-pressing roller 3 is arranged in the horizontal direction and is perpendicular to the conveying direction of the conveying part 2 . The transmission part 2 includes a conveying roller 22 rotatably connected to the frame 1, a conveying belt 21 matched with the conveying roller 22, and a driving motor 23 fixedly arranged on the frame 1 for driving a conveying roller 22 to rotate, wherein the The width is equal to the width of the fabric to be bonded.

Referring to FIGS. 1 and 2 , a fixing frame 5 is provided on the frame 1 on both sides of the transmission part 2 , and an auxiliary roller 51 for pressing the cloth against the conveyor belt 21 is arranged below the fixing frame 5 . The shaft of the auxiliary roller 51 The center line is parallel to the axis line of the heat-pressing roller 3 . The fixing frame 5 is provided with a guide groove 52 penetrating up and down, a first scraper 4 is pierced in the vertical direction in the guide groove 52, the first scraper 4 is parallel to the transmission direction of the transmission part 2, and the first scraper 4 is The two sides are respectively in contact with the inner walls of the guide groove 52 on both sides. The two first scrapers 4 are respectively aligned with the two side edges of the conveyor belt 21 in the vertical direction. A fixing block 42 is fixedly connected to the upper end of the first scraper 4 , and a driving member for pushing the first scraper 4 to move in the vertical direction is also provided on the frame 1 . In this embodiment, the driving member is a cylinder 41 fixedly arranged on the frame 1 along the vertical direction, and the piston rod of the cylinder 41 is fixedly connected to the upper surface of the fixing block 42 .

The cloth is placed on the conveyor belt 21 and the two ends of the cloth are flush with the two sides of the conveyor belt 21 respectively. During the process of conveying the cloth with the conveyor belt 21, the hot pressing roller 3 presses the two layers of cloth from top to bottom. The excess hot melt adhesive in the cloth will overflow from both sides of the cloth, and the first scraper 4 slides down along the guide groove 52 under the driving of the air cylinder 41, and scrapes the hot melt adhesive on both sides of the cloth from the cloth.

Referring to FIGS. 1 and 3 , both sides of the rack 1 are provided with a recovery box 6 with an upward opening, and the recovery box 6 is located below the first scraper 4 . The lower surface of the recovery box 6 is inclined downward from the periphery to the central area, and a glue outlet 61 is opened in the center. Four water flow channels 63 are also opened on the lower surface of the recovery box 6. The water flow channels 63 penetrate to both sides of the recovery box 6 and are respectively connected with a water inlet pipe 64 and a water outlet pipe 65 at both ends. The hot water flows into the water inlet pipe 64. The water flow channel 63 heats the hot melt adhesive in the recovery bucket, so that the hot melt adhesive flows into the recovery bucket through the glue outlet 61 smoothly.

3 and 4 , a rotating shaft 72 parallel to the conveying direction of the conveyor belt 21 (the position of the conveyor belt 21 is shown in Figure 1, the same below) is arranged in the horizontal direction in the recovery box 6, and a first rotating shaft 72 is connected through the rotating shaft 72. Two scrapers 7, the second scraper 7 is inclined from bottom to top to the side away from the first scraper 4, and the second scraper 7 is fixedly connected with a semi-cylindrical rubber on the side away from the first scraper 4 The manufactured abutment joint 71. The lower surface of the first scraper 4 is inclined upward from the side close to the conveyor belt 21 to the side away from the conveyor belt 21 , and four connecting rods are fixedly connected to the side of each first scraper 4 away from the other first scraper 4 43 , and a contact plate 44 is connected together by four connecting rods 43 . The abutment plate 44 extends downward and the side of the abutment plate 44 facing the first scraper 4 is arranged in the vertical direction. A limit rod 66 is fixedly connected in the horizontal direction in the recovery box 6. When the second scraper 7 is in contact with the limit rod 66 from top to bottom, the second scraper 7 is arranged in the horizontal reverse direction. The scraper 7 abuts against the side wall of the first scraper 4 , and the abutting head 71 abuts against the side of the abutting plate 44 facing the first scraper 4 .

The implementation principle and usage method of this embodiment are as follows:

Spray solid hot-melt glue between the two layers of fabrics, stack the two layers of fabrics, and place them on the conveyor belt 21 so that the two sides of the fabric are aligned with the two sides of the conveyor belt 21 respectively. Can drive fabric movement. After the cloth passes through the hot pressing roller 3, the hot pressing roller 3 melts the hot melt glue between the two layers of cloth and compresses the two layers of cloth, so that the two layers of cloth are closely attached together, thereby bonding the two layers of cloth.

After the cloth passes through the hot pressing roller 3, the excess hot melt glue between the cloths will overflow from both sides of the cloth. When the cloth passes between the two first scrapers 4, the transmission part 2 stops working, and the first scraper 4 is in the air cylinder. Driven by 41, it moves down and scrapes off the hot melt glue adhered to both sides of the cloth. During the downward movement of the first scraper 4 , the connecting rod 43 drives the contact plate 44 to move downward, and the second scraper 7 rotates around the rotating shaft 72 through the frictional force between the contact plate 44 and the contact head 71 . Rotation occurs, so that the second scraper 7 is lifted and an acute angle is formed between the second scraper 7 and the abutting plate 44, thereby releasing the contact between the first scraper 4 and the second scraper 7, so that the first scraper 4 can smoothly adhere to the The hot melt glue on the surface of the first scraper 4 is sent into the recovery box 6, and then the cylinder 41 drives the first scraper 4 to move upward, and drives the abutment plate 44 to move upward through the connecting rod 43, and the abutment plate 44 passes through the contact with the abutment head 71. The friction between the two scrapers drives the second scraper 7 to rotate in the opposite direction, so that the second scraper 7 abuts above the limit rod 66 . The hot melt glue adhered to the upper part is scraped off into the recycling box 6 . There is hot water circulating in the water flow channel 63 at the bottom of the recovery box 6, and the hot melt adhesive is melted by the hot water, so that the hot melt adhesive flows into the recovery bucket 67 through the rubber outlet pipe 62, and the hot melt adhesive overflowing on both sides of the cloth can be completed. Clean up and recycle.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a hot melt adhesive compounding machine, includes frame (1), sets up transmission portion (2) and the hot pressing roller (3) of rotation connection on frame (1) that are used for transmitting the cloth on frame (1), transmission portion (2) including rotate connect in transfer roller (22) on frame (1), cooperate conveyer belt (21) on transfer roller (22) and fixed set up in frame (1) and be used for driving at least one transfer roller (22) pivoted driving motor (23), its characterized in that: the width of the conveyor belt (21) is equal to that of the cloth, first scrapers (4) are arranged on two sides of the conveyor belt (21) on the rack (1) along the vertical direction, the first scrapers (4) are arranged on one side, facing the discharge end of the conveying part (2), of the hot pressing roller (3), and one side, facing the cloth, of each first scraper (4) is aligned with the edges of two sides of the conveyor belt (21) in the vertical direction; the machine frame (1) is also provided with a driving piece for driving the first scraper (4) to do reciprocating motion along the vertical direction.

2. The hot melt adhesive compounding machine of claim 1, wherein: a fixing frame (5) is fixedly arranged on the rack (1) at two sides of the conveyor belt (21), a guide groove (52) which penetrates through the fixing frame (5) up and down is formed in the fixing frame, and the first scraper (4) penetrates through the guide groove (52); the guide grooves (52) are arranged on the side walls of the two sides of the first scraper (4) in the vertical direction and abut against the side walls of the two sides of the first scraper (4).

3. The hot melt adhesive compounding machine of claim 2, wherein: an auxiliary roller (51) is arranged below one side, close to the conveyor belt (21), of the fixing frame (5), and the axial lead of the auxiliary roller (51) is perpendicular to the conveying direction of the conveying part (2).

4. The hot melt adhesive compounding machine of claim 1, wherein: the driving piece is a cylinder (41) fixedly arranged on the rack (1), the upper end of the first scraper (4) is fixedly connected with a fixing block (42), and a piston rod of the cylinder (41) is fixedly connected to the upper surface of the fixing block (42).

5. The hot melt adhesive compounding machine of claim 1, wherein: the automatic scraper is characterized in that recovery boxes (6) are arranged on two sides of the rack (1) below the first scraper (4), and openings of the recovery boxes (6) are upward and are located under the first scraper (4).

6. The hot melt adhesive compounding machine of claim 5, wherein: one side of the first scraper (4) departing from the other first scraper (4) is fixedly connected with a connecting rod (43), and is fixedly connected with a butt joint plate (44) through the connecting rod (43), and one surface, facing the first scraper (4), of the butt joint plate (44) is arranged along the vertical direction; a rotating shaft (72) is arranged in the recovery box (6) and is rotatably connected with a second scraper (7) through the rotating shaft (72), the axis of the rotating shaft (72) is parallel to the transmission direction of the transmission part (2), one side of the second scraper (7) far away from the first scraper (4) is provided with an elastic abutting head (71), when the first scraper (4) is at the lowest position, the abutting head (71) abuts against the abutting plate (44), and the second scraper (7) is not in contact with the first scraper (4); the recycling box (6) is further provided with a limiting rod (66), and when the second scraper (7) abuts against the limiting rod (66), the second scraper (7) abuts against one surface, away from the other first scraper (4), of the first scraper (4).

7. The hot melt adhesive compounding machine of claim 6, wherein: the lower surface of the first scraper (4) inclines upwards from one side facing the conveyor belt (21) to one side far away from the conveyor belt (21).

8. The hot melt adhesive compounding machine of claim 6, wherein: the second scraper (7) inclines towards the direction away from the first scraper (4) from top to bottom towards one surface of the first scraper (4).

9. The hot melt adhesive compounding machine of claim 5, wherein: the bottom surface of the recovery box (6) inclines downwards from the periphery to the center, a glue outlet (61) is formed in the center, a glue outlet pipe (62) is connected to the glue outlet (61), and one end, away from the glue outlet (61), of the glue outlet pipe (62) is connected with a recovery barrel (67).

10. The hot melt adhesive compounding machine of claim 9, wherein: the bottom surface of retrieving box (6) has still seted up rivers passageway (63), the both ends of rivers passageway (63) run through respectively to retrieving the both sides lateral wall of box (6) and be connected with inlet tube (64) and outlet pipe (65) respectively.

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