Pillowcase production equipment

Abstract

The utility model provides pillowcase production equipment. The pillowcase production equipment comprises a cloth folding mechanism, a short edge sewing mechanism, a cutting mechanism and a long edge sewing mechanism, the cloth folding mechanism comprises a base cloth conveying frame, a long covering cloth conveying frame, a short covering cloth conveying frame and a cloth reversing frame, the cloth reversing frame comprises two reversing rollers, and the two reversing rollers are arranged in a staggered X shape; the short edge sewing module comprises a first support and two first sewing machines. The cutting mechanism comprises a first cloth pulling frame and a cutting knife, the long edge sewing mechanism comprises a long-strip-shaped supporting platform, a first conveying belt is arranged above the supporting platform, and second sewing machines are arranged on the two sides of the supporting platform. The base cloth, the long covering cloth and the short covering cloth are overlapped and placed through the cloth folding mechanism, one end of the long covering cloth is sewn with one end of the base cloth through the short edge sewing mechanism, one end of the short covering cloth is sewn with the other end of the base cloth, the pillowcase with openings in the two sides is formed through tailoring of the tailoring mechanism, and finally the two sides in the length direction are sewn through the long edge sewing mechanism to form the complete pillowcase. And automatic pillowcase production is realized.

Description

Technical Field

[0001] The present invention relates to the technical field of cloth processing, in particular to pillowcase production equipment. Background Art

[0002] The pillowcase is used to wrap the pillow core, like a cloth bag, which is convenient for people to replace and clean. Figure 1 As shown in the figure, the vast majority of pillowcases currently on the market include a base fabric, a long cover fabric, and a short cover fabric. The three sides of the long cover fabric are sewn and fixed to the three sides of the bottom to form an open cloth bag. The three sides of the short cover fabric are then sewn to cover one end of the cloth bag. The unsewn sides of the long cover fabric and the short cover fabric form a Z-shaped entrance for the pillow core, thus forming a pillowcase. Currently, the entire pillowcase production process is mostly manually operated. First, three different specifications of fabrics are cut, and then the three fabrics are overlapped and arranged. The pillowcase is sewn using the traditional sewing machine working mode. Manually controlling the cutting of the fabric is prone to errors. Manually operating the sewing machine to sew the fabric is time-consuming and labor-intensive, resulting in low work efficiency. Currently, there is no automatic production equipment for this traditional pillowcase on the market. Therefore, a fully automatic pillowcase production equipment is urgently needed. Summary of the Invention

[0003] In order to overcome the deficiencies of the prior art, the present invention provides a pillowcase production device to solve the problems mentioned in the above background technology.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: a pillowcase production device, comprising a cloth stacking mechanism, a short side sewing mechanism, a cutting mechanism and a long side sewing mechanism which are arranged in sequence;

[0005] The folding mechanism includes a base fabric conveying frame, a long cover fabric conveying frame, a short cover fabric conveying frame and a fabric reversing frame. The base fabric conveying frame, the long cover fabric conveying frame and the short cover fabric conveying frame are arranged around three sides of the fabric reversing frame. The fabric reversing frame includes two reversing rollers, and the two reversing rollers are staggered in an X-shape.

[0006] The short side sewing mechanism includes a first bracket and two first sewing machines, and the two first sewing machines are oppositely arranged at two ends of the first bracket;

[0007] The cutting mechanism includes a first cloth pulling frame and a cutting knife, wherein the first cloth pulling frame is arranged on a side of the cutting knife away from the short side sewing mechanism, the first cloth pulling frame is used to pull the cloth to a specified position, and the cutting knife is used to cut the cloth;

[0008] The long side sewing mechanism comprises a long strip-shaped supporting platform, a first conveyor belt is arranged above the supporting platform, and second sewing machines are arranged on both sides along the length direction of the supporting platform.

[0009] Furthermore, the long cover cloth conveying rack includes a second conveyor belt, a third sewing machine and a trademark machine, and the third sewing machine and the trademark machine are arranged on one side of the second conveyor belt along the transmission direction.

[0010] Furthermore, the short cover cloth conveying rack includes a third conveyor belt and a fourth sewing machine, and the fourth sewing machine is installed on one side of the third conveyor belt along the transmission direction.

[0011] Furthermore, a pressing and conveying mechanism is further provided above the first cloth stretching frame and the cutting knife. The pressing and conveying mechanism includes a movable frame and a rotatable supporting platform. A cloth pressing rod is provided on the movable frame, and the supporting platform is provided below the cloth pressing rod.

[0012] Furthermore, the cutting mechanism further includes a sensor, and the sensor is arranged on a side of the cutting knife moving direction close to the first bracket.

[0013] Furthermore, a fixed plate is installed above the support platform, and the fixed plate has several downward pressure cylinders. The piston rods of the downward pressure cylinders are provided with a horizontal axis, rollers are installed at both ends of the horizontal axis, and the first conveyor belt is installed on the rollers.

[0014] Furthermore, a fourth conveyor belt is further installed on the support platform, and the fourth conveyor belt is arranged below the first conveyor belt.

[0015] Furthermore, a second cloth-pulling rack and a cloth conveyor belt are provided at the end of the support platform, the second cloth-pulling rack is provided on one side of the support platform, and the cloth conveyor belt is provided below the second cloth-pulling rack.

[0016] A production method comprising the following steps:

[0017] S1: manually placing a whole roll of base fabric on the base fabric conveying rack, placing a whole roll of long cover fabric on the long cover fabric conveying rack, placing a whole roll of short cover fabric on the short cover fabric conveying rack, passing the free end of the base fabric from under the reversing roller, passing the free end of the long cover fabric around one of the reversing rollers and passing from above the base fabric, and passing the free end of the short cover fabric around the other reversing roller and passing from above the base fabric;

[0018] S2: After the base fabric, the long cover fabric, and the short cover fabric are overlapped, the base fabric is passed between the two first sewing machines to sew one end of the long cover fabric to one end of the base fabric, and one end of the short cover fabric to the other end of the base fabric;

[0019] S3: The first cloth pulling frame pulls the sewn base fabric, long cover fabric, and short cover fabric, and controls the cutting knife to cut the three fabrics to initially form a pillowcase with both ends sewn and both sides open along the length direction;

[0020] S4: controlling the first conveyor belt to press the initially formed pillowcase onto the support platform and convey the pillowcase through the two second sewing machines to sew the initially formed pillowcase on both sides along the length direction to form a complete pillowcase;

[0021] S5: Finally, the second cloth pulling rack at the end of the support platform pulls the pillowcases to the cloth conveyor belt, and the stacked pillowcases are conveyed away via the cloth conveyor belt.

[0022] The beneficial effects of the present invention are:

[0023] The pillowcase production equipment of the present invention comprises a cloth stacking mechanism, a short-side sewing mechanism, a cutting mechanism and a long-side sewing mechanism which are arranged in sequence; the cloth stacking mechanism comprises a base cloth conveying frame, a long cover cloth conveying frame, a short cover cloth conveying frame and a cloth reversing frame, the base cloth conveying frame, the long cover cloth conveying frame and the short cover cloth conveying frame are arranged around three sides of the cloth reversing frame, the cloth reversing frame comprises two reversing rollers, and the two reversing rollers are arranged in a staggered X shape; the short-side sewing mechanism comprises a first bracket and two first sewing machines; the cutting mechanism comprises a first cloth pulling frame and a cutting knife, the long-side sewing mechanism comprises a long strip-shaped supporting platform, a first conveyor belt is arranged above the supporting platform, and second sewing machines are arranged on both sides along the length direction of the supporting platform. The base fabric, long cover fabric and short cover fabric are overlapped and arranged through the folding mechanism, and one end of the long cover fabric is sewn to one end of the base fabric, and one end of the short cover fabric is sewn to the other end of the base fabric through the short side sewing mechanism. The pillowcases are cut into two open sides through the cutting mechanism, and finally the two sides along the length direction are sewn together through the long side sewing mechanism to form a complete pillowcase, thereby realizing automated pillowcase production. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0025] Figure 1 An exploded schematic diagram of a pillowcase made in the present invention;

[0026] Figure 2 A schematic structural diagram of the pillowcase production equipment of the present invention;

[0027] Figure 3 A schematic structural diagram of the folding mechanism of the pillowcase production equipment of the present invention;

[0028] Figure 4 A schematic structural diagram of the folding mechanism of the pillowcase production equipment according to the present invention from another angle;

[0029] Figure 5 A schematic structural diagram of the short side sewing mechanism of the pillowcase production equipment of the present invention;

[0030] Figure 6 A schematic structural diagram of the symmetrical sewing mechanism of the pillowcase production equipment according to the present invention;

[0031] Figure 7 A schematic structural diagram of the cutting mechanism and the pressing and conveying mechanism of the pillowcase production equipment according to the present invention;

[0032] Figure 8 A schematic structural diagram of the compacting and conveying mechanism of the pillowcase production equipment according to the present invention;

[0033] Figure 9 A schematic structural diagram of the long side sewing mechanism of the pillowcase production equipment of the present invention;

[0034] Figure 10 A schematic diagram of the partial structure of the long side sewing mechanism of the pillowcase production equipment according to the present invention;

[0035] Figure 11 A schematic structural diagram of the second cloth pulling frame and cloth conveyor belt of the pillowcase production equipment according to the present invention.

[0036] Description of main component symbols

[0037] 10. Cloth stacking mechanism; 101. Base fabric conveyor rack; 102. Long cover fabric conveyor rack; 1021. Second conveyor belt; 1022. Third sewing machine; 1023. Trademark sewing machine; 103. Short cover fabric conveyor rack; 1031. Third conveyor belt; 1032. Fourth sewing machine; 104. Fabric reversing rack; 1041. Reversing roller;

[0038] 20. Short side sewing mechanism; 201. First bracket; 202. First sewing machine;

[0039] 30. Cutting mechanism; 301. First cloth stretching frame; 302. Cutting knife; 303. Sensor;

[0040] 40. Compression and transmission mechanism; 401. Moving frame; 402. Support platform; 403. Cloth pressing rod;

[0041] 50. Long side sewing mechanism; 501. Support platform; 502. Fixing plate; 503. Roller; 504. First conveyor belt; 505. Fourth conveyor belt; 506. Second sewing machine;

[0042] 60. Second cloth rack;

[0043] 70. Fabric conveyor belt;

[0044] 80, base fabric; 801, long cover fabric; 802, short cover fabric. DETAILED DESCRIPTION

[0045] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the invention for which protection is sought, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0046] Example 1

[0047] like Figure 1 As shown, most pillowcases currently on the market include a base fabric 80, a long cover fabric 801, and a short cover fabric 802. The three sides of the long cover fabric 801 are sewn and fixed to the three sides of the bottom to form an open cloth bag, and then the three sides of the short cover fabric 802 are sewn to cover one end of the cloth bag opening. The unsewn side of the long cover fabric 801 and the short cover fabric 802 forms an entrance for the pillow core, thus forming a pillowcase.

[0048] Please refer to Figure 2 The present invention provides a pillowcase production equipment, including a cloth stacking mechanism 10, a short-side sewing mechanism 20, a cutting mechanism 30 and a long-side sewing mechanism 50 which are arranged in sequence; the cloth stacking mechanism 10 is used to position and transmit the three kinds of fabrics constituting the pillowcase, and sew one end of the long cover cloth 801 with one end of the base cloth 80 through the short-side sewing mechanism 20, and sew one end of the short cover cloth 802 with the other end of the base cloth 80; the cutting mechanism 30 cuts the pillowcase into a single pillowcase with openings on both sides, and finally the long sides of the pillowcase are sewn together through the long-side sewing mechanism 50, thereby completing the automatic production of the pillowcase.

[0049] Please refer to Figure 3-4 The cloth stacking mechanism 10 includes a base cloth conveying rack 101, a long cover cloth conveying rack 102, a short cover cloth conveying rack 103 and a cloth reversing rack 104. The base cloth conveying rack 101, the long cover cloth conveying rack 102 and the short cover cloth conveying rack 103 are arranged on three sides of the cloth reversing rack 104. Specifically, the base cloth conveying rack 101 includes a group of active conveying rollers and a plurality of auxiliary conveying rollers. The whole roll of base cloth 80 is placed on the rack, and the free end is conveyed to the cloth reversing rack 104 through the active conveying rollers and the auxiliary rollers.

[0050] Please refer to Figure 3-4The long cover cloth conveying rack 102 includes a second conveyor belt 1021, a third sewing machine 1022 and a trademark machine 1023. The third sewing machine 1022 and the trademark machine 1023 are arranged on one side of the second conveyor belt 1021 along the transmission direction. The whole roll of long cover cloth 801 cloth is placed on the rack, and the free end of the long cover cloth 801 cloth is transmitted toward the cloth reversing rack 104 via the second conveyor belt 1021. The trademark machine 1023 transmits the trademark to one side of the long cover cloth 801 cloth, and then sews the trademark to one side of the long cover cloth 801 cloth through the third sewing machine 1022, thereby realizing the function of sewing the trademark to the long cover cloth 801 cloth and transmitting it toward the cloth reversing rack 104.

[0051] Please refer to Figure 3-4 The short cover cloth conveying rack 103 includes a third conveyor belt 1031 and a fourth sewing machine 1032. The fourth sewing machine 1032 is mounted on one side of the third conveyor belt 1031 along the transmission direction. Specifically, a whole roll of short cover cloth 802 is placed on the rack. The free end of the short cover cloth 802 is conveyed via the third conveyor belt 1031 to the fourth sewing machine 1032. The fourth sewing machine 1032 sews one side of the short cover cloth 802. The sewn short cover cloth 802 is then conveyed to the cloth reversing rack 104.

[0052] Please refer to Figure 3-4 The fabric reversing frame 104 includes two reversing rollers 1041, and the two reversing rollers 1041 are staggered in an X-shape. Specifically, the free end of the base fabric 80 passes under the two reversing rollers 1041, and the free end of the long cover cloth 801 with the trademark sewn on it goes around the first reversing roller 1041 at the top, makes a horizontal 90° turn, and is transmitted from the top side of the base fabric 80 in the same direction as the base fabric 80. The free end of the short cover cloth 802 goes around another reversing roller 1041, and is transmitted from the top side of the base fabric 80 in the same direction as the base fabric 80, that is, the long cover cloth 801, the short cover cloth 802 and the base fabric 80 are overlapped and transmitted according to the predetermined position.

[0053] Please refer to Figure 5 The short side sewing mechanism includes a first bracket 201 and two first sewing machines 202, and the two first sewing machines 202 are relatively arranged at both ends of the first bracket 201; specifically, the overlapping three layers of cloth are put on the first bracket 201, and the first bracket 201 is provided with an active roller for conveying the three layers of cloth, and the three layers of cloth pass between the two first sewing machines 202, and the first sewing machine 202 on one side sews one side of the short cover cloth 802 with one side of the base cloth 80, and the first sewing machine 202 on the other side sews one side of the long cover cloth 801 with the other side of the base cloth 80, wherein the relative positions of the two first sewing machines 202 are adjustable to meet the production of pillowcases of different lengths.

[0054] Please refer to Figure 6-8The cutting mechanism 30 includes a first cloth pulling rack 301 and a cutting knife 302. The first cloth pulling rack 301 is arranged on the side of the cutting knife 302 away from the short side sewing mechanism 20. The first cloth pulling rack 301 is used to pull the cloth to the specified position, and the cutting knife 302 is used to cut the cloth. Specifically, the cutting mechanism 30 further includes a sensor 303. The sensor 303 is arranged on the side of the cutting knife 302 that is close to the first bracket 201 in the moving direction. The three layers of cloth sewn on both sides are transmitted to the cutting mechanism 30. The sensor 303 is used to detect the position of the sensing trademark. When the sensor 303 detects the trademark on one side, the control The first cloth pulling rack 301 is made close to the cloth. The first cloth pulling rack 301 is installed at the bottom of the two slide rails. The first cloth pulling rack 301 is driven by a motor to approach or leave one side of the cutting mechanism 30. The first cylinder and the first pressure plate are provided on the side of the first cloth pulling rack 301 close to the cutting mechanism 30. The piston rod of the first cylinder is connected to the first pressure plate, and the first pressure plate is hinged to the first cloth pulling rack 301. The first cylinder is controlled to drive the first pressure plate to press or loosen the cloth. After the first pressure plate presses the cloth, the first cloth pulling rack 301 pulls the cloth, and then controls the cutting knife 302 to cut the cloth, initially forming a pillowcase with both ends sewn but two sides open.

[0055] Please refer to Figure 6-8 A pressing and conveying mechanism 40 is further arranged above the first cloth pulling rack 301 and the cutting knife 302. The pressing and conveying mechanism 40 includes a movable rack 401 and a rotatable supporting platform 402. A cloth pressing rod 403 is arranged on the movable rack 401, and the supporting platform 402 is arranged below the cloth pressing rod 403. Specifically, the movable frame 401 is controlled to be above the cut fabric, and the cloth pressing rod 403 is controlled to press down both sides of the fabric on the supporting platform 402. In this embodiment, half of the supporting platform 402 is fixed and the other half can rotate. When the first cloth pulling frame 301 is close to the cutting knife 302, the rotatable half of the supporting platform 402 is rotated so that the supporting platform 402 avoids collision with the first cloth pulling frame 301. When the first cloth pulling frame 301 pulls the fabric to the specified position, the rotatable supporting platform 402 is controlled to hold the fabric, and the cloth pressing rod 403 is controlled to press down both sides of the fabric on the supporting platform 402. Since the upper end surface of the supporting platform 402 is smooth and the bottom of the cloth pressing rod 403 is a rough surface, the cloth pressing rod 403 pressing down the fabric can drive the fabric to move on the upper end surface of the supporting platform, and the movable frame 401 drives the cloth pressing rod 403 to drive the fabric to move on the upper end surface of the supporting platform toward the supporting platform 501.

[0056] Please refer to Figure 9-11The long-side sewing mechanism 50 includes a long strip-shaped support platform 501, a first conveyor belt 504 is arranged above the support platform 501, and second sewing machines 506 are arranged on both sides of the support platform 501 in the longitudinal direction. Specifically, a fixed plate 502 is installed above the support platform 501, and a plurality of downward-pressing cylinders are installed on the fixed plate 502. The piston rods of the downward-pressing cylinders are provided with a transverse axis, and rollers 503 are installed at both ends of the transverse axis. The first conveyor belt 504 is installed on the rollers 503. The downward-pressing cylinders are controlled to drive the rollers 503 downward, that is, the first conveyor belt 504 is pressed down on the fabric. The transmission of the first conveyor belt 504 is controlled to drive the pillowcase with openings on both sides to pass through the two second sewing machines 506, and the pillowcase is sewn on both sides along the longitudinal direction to form a complete pillowcase. Furthermore, a fourth conveyor belt 505 is further installed on the support platform 501. The fourth conveyor belt 505 is set below the first conveyor belt 504. The fourth conveyor belt 505 and the first conveyor belt 504 cooperate in transmission. The cloth is conveyed from the fourth conveyor belt 505 and the first conveyor belt 504 through the two second sewing machines 506. The cooperation transmission of the fourth conveyor belt 505 and the first conveyor belt 504 is faster, thereby improving efficiency.

[0057] Please refer to Figure 9-11 A second cloth pulling rack 60 and a cloth conveyor belt 70 are set at the end of the support platform 501. The second cloth pulling rack 60 is set on one side of the support platform 501, and the cloth conveyor belt 70 is set below the second cloth pulling rack 60. Specifically, the stitched pillowcases are conveyed to the end of the support platform 501, and the second cloth pulling rack 60 is controlled to approach the pillowcases. The second cloth pulling rack 60 includes an L-shaped support plate and several cylinders. The cylinders are controlled to press down and clamp the pillowcases on the L-shaped support plate and move them to the cloth conveyor belt 70. The pillowcases to be stacked are transmitted out through the cloth conveyor belt 70.

[0058] Example 2

[0059] A production method, using the pillowcase production equipment as described above, comprises the following steps:

[0060] S1: Manually place a whole roll of base fabric 80 on the base fabric conveying rack 101, place a whole roll of long cover fabric 801 on the long cover fabric conveying rack 102, and place a whole roll of short cover fabric 802 on the short cover fabric conveying rack 103. Pass the free end of the base fabric 80 from under the reversing roller 1041, pass the free end of the long cover fabric 801 around one of the reversing rollers 1041 and pass from above the base fabric 80, and pass the free end of the short cover fabric 802 around another reversing roller 1041 and pass from above the base fabric 80, thereby achieving the overlapping and conveying of the three fabrics constituting the pillowcase;

[0061] S2: After the base fabric 80, the long cover fabric 801, and the short cover fabric 802 are overlapped, they are passed between the two first sewing machines 202 to sew one end of the long cover fabric 801 to one end of the base fabric 80, and one end of the short cover fabric 802 to the other end of the base fabric 80, thus completing the sewing of the two ends of the pillowcase;

[0062] S3: The first cloth pulling frame 301 pulls the sewn base cloth 80, the long cover cloth 801 and the short cover cloth 802, and controls the cutting knife 302 to cut the three sewn cloths to initially form a pillowcase with both ends sewn and open at both ends along the length direction;

[0063] S4: Controlling the first conveyor belt 504 to press the initially formed pillowcase onto the support platform 501 and conveying it through the two second sewing machines 506 to sew the initially formed pillowcase on both sides along the length direction to form a complete pillowcase;

[0064] S5: Finally, the second cloth pulling rack 60 at the end of the supporting platform 501 pulls the pillowcases to the cloth conveyor belt 70 , and the stacked pillowcases are conveyed away via the cloth conveyor belt 70 .

[0065] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Furthermore, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0066] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A pillowcase production equipment, characterized in that, It includes a cloth stacking mechanism, a short side sewing mechanism, a cutting mechanism and a long side sewing mechanism which are arranged in sequence; The folding mechanism includes a base fabric conveying frame, a long cover fabric conveying frame, a short cover fabric conveying frame and a fabric reversing frame. The base fabric conveying frame, the long cover fabric conveying frame and the short cover fabric conveying frame are arranged around three sides of the fabric reversing frame. The fabric reversing frame includes two reversing rollers, and the two reversing rollers are staggered in an X-shape. The short side sewing mechanism includes a first bracket and two first sewing machines, and the two first sewing machines are oppositely arranged at two ends of the first bracket; The cutting mechanism includes a first cloth pulling frame and a cutting knife, wherein the first cloth pulling frame is arranged on a side of the cutting knife away from the short side sewing mechanism, the first cloth pulling frame is used to pull the cloth to a specified position, and the cutting knife is used to cut the cloth; The long side sewing mechanism comprises a long strip-shaped supporting platform, a first conveyor belt is arranged above the supporting platform, and second sewing machines are arranged on both sides along the length direction of the supporting platform.

2. The pillowcase production equipment according to claim 1, characterized in that: The long cover cloth conveying frame includes a second conveyor belt, a third sewing machine and a trademark machine. The third sewing machine and the trademark machine are arranged on one side of the second conveyor belt along the transmission direction.

3. The pillowcase production equipment according to claim 1, characterized in that: The short cover cloth conveying rack includes a third conveyor belt and a fourth sewing machine, and the fourth sewing machine is installed on one side of the third conveyor belt along the transmission direction.

4. The pillowcase production equipment according to claim 1, characterized in that: A pressing and conveying mechanism is further provided above the first cloth stretching frame and the cutting knife. The pressing and conveying mechanism comprises a movable frame and a rotatable supporting platform. A cloth pressing rod is provided on the movable frame, and the supporting platform is provided below the cloth pressing rod.

5. The pillowcase production equipment according to claim 1, characterized in that: The cutting mechanism further includes a sensor, which is arranged on a side of the cutting knife moving direction close to the first bracket.

6. The pillowcase production equipment according to claim 1, characterized in that: A fixing plate is installed above the supporting platform, and the fixing plate has several downward pressing cylinders. The piston rods of the downward pressing cylinders are provided with a horizontal axis, and rollers are installed at both ends of the horizontal axis. The first conveyor belt is installed on the rollers.

7. The pillowcase production equipment according to claim 1, characterized in that: A fourth conveyor belt is further installed on the support platform, and the fourth conveyor belt is arranged below the first conveyor belt.

8. The pillowcase production equipment according to claim 1, characterized in that: A second cloth-pulling rack and a cloth conveyor belt are provided at the end of the support platform. The second cloth-pulling rack is provided at one side of the support platform, and the cloth conveyor belt is provided below the second cloth-pulling rack.

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