Cloth stacking device and stacking method thereof

Abstract

The invention discloses a cloth stacking device and a stacking method thereof. The cloth stacking device comprises a workbench, a lifting table is arranged above the workbench, a first electric push rod is arranged below the lifting table, a stacking plate is arranged above the lifting table, a feeding frame is arranged above the workbench, and a feeding roller is arranged on the inner side of the feeding frame; a first mounting frame is arranged on one side of the feeding frame, a second mounting frame is arranged above the first mounting frame, a first connecting plate is arranged on the inner side of the first mounting frame, a first clamping plate is arranged on one side of the lower end of the first connecting plate, and a second clamping plate is arranged above the first clamping plate; according to the stacking device, one end of the cloth is clamped and pulled out through the two clamping plates, the cloth is horizontally pulled out and flatly laid on the stacking plate repeatedly, the cloth is horizontally pulled out to avoid deviation, leveling treatment is conducted after each piece of cloth is stacked, wrinkles on the surface of the stacked cloth are prevented, and the cloth stacking effect is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of cloth stacking, and in particular to a cloth stacking device and a stacking method thereof. Background Art

[0002] Clothing is made of fabrics, which are the materials used to make clothing. As one of the three elements of clothing, fabrics can not only interpret the style and characteristics of clothing, but also directly affect the color and shape of clothing. In order to improve production efficiency during clothing or fabric processing, automated production lines are gradually being used. For some fabrics, such as surgical sterile towels, in their automated production process, the surgical sterile towels that are cut into blocks need to be stacked after coming out of the conveyor belt in one process, and then transported to the next process after being stacked to a certain number.

[0003] The Chinese patent publication number is CN210914692U, and the authorization announcement date is July 3, 2020. A cloth stacking device includes a frame, a cloth pulling assembly arranged on the frame, and a motor for driving the cloth pulling assembly; the cloth pulling assembly includes two groups of first synchronous wheel mechanisms and at least one group of second synchronous wheel mechanisms, the two groups of first synchronous wheel mechanisms are parallel to each other and arranged alternately, the first synchronous wheel mechanism is located below the second synchronous wheel mechanism, and the linear speeds of the two groups of first synchronous wheel mechanisms and at least one group of second synchronous wheel mechanisms are the same; a plurality of parallel pressure rods are provided on the synchronous belt of at least one group of second synchronous wheel mechanisms; when the pressure rod runs to the bottom of the second synchronous wheel mechanism with the synchronous belt of the second synchronous wheel mechanism, the two ends of the pressure rod are respectively in tight contact with the synchronous belts of the two groups of first synchronous wheel mechanisms and move synchronously during the tight contact process; it can automatically stack cloth, liberate manpower, and improve efficiency.

[0004] The existing stacking device cooperates with the stacking plate through the reciprocating transmission of the conveyor belt. There is no effective restriction on the cloth when it is transported or falling. The stacked cloth will be offset, resulting in irregular stacking of the cloth. The surface of the stacked cloth is also prone to wrinkles, which reduces the cloth stacking effect and cannot meet the use requirements. Summary of the invention

[0005] The object of the present invention is to provide a cloth stacking device and a stacking method thereof, so as to solve the problem proposed in the above background technology that the existing stacking device uses a conveyor belt to reciprocate and cooperate with a stacking plate, and the cloth is not effectively restricted when it is transported or falling, and the stacked cloth will be offset, resulting in irregular stacked cloth, and wrinkles are easily formed on the surface of the stacked cloth, which reduces the cloth stacking effect and cannot meet the use requirements.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a cloth stacking device comprises a workbench, a lifting platform is arranged above the workbench, a first electric push rod is arranged below the lifting platform, and the first electric push rod is fixedly connected to the workbench and the lifting platform, a stacking plate is arranged above the lifting platform, a loading rack is arranged above the workbench, and the loading rack is fixedly connected to the workbench, a loading roller is arranged on the inner side of the loading rack, and the loading roller is rotatably connected to the loading rack, a first mounting frame is arranged on one side of the loading rack, and the first mounting frame is fixedly connected to the workbench, the first mounting frame is arranged above the stacking plate, a second mounting frame is arranged above the first mounting frame, and the second mounting frame is connected to the first mounting frame The frame is connected by screws, and a first mounting groove is provided on the inner side wall of the first mounting frame, and a first connecting plate is provided on the inner side of the first mounting frame, both ends of the first connecting plate extend into the interior of the first mounting groove, and the first connecting plate is slidably connected to the first mounting frame, a first clamping plate is provided on one side of the lower end of the first connecting plate, and the first clamping plate is fixedly connected to the first connecting plate, a third mounting groove is provided on the first connecting plate, a second clamping plate is provided above the first clamping plate, one end of the second clamping plate extends to the interior of the third mounting groove, and the second clamping plate is slidably connected to the first connecting plate, a third electric push rod is provided inside the third mounting groove, and the third electric push rod is fixedly connected to the first connecting plate and the second clamping plate.

[0007] Preferably, a first motor is provided on one side of the first mounting frame, and the first motor is connected to the first mounting frame by screws, a first screw rod is provided inside the first mounting groove, and one end of the first screw rod is connected to the output end of the first motor, the first screw rod is connected to the first connecting plate by a through thread, and the first screw rod is rotatably connected to the first mounting frame.

[0008] Preferably, a fourth mounting groove is provided on the inner side wall of the loading rack, a U-shaped frame is provided on the inner side of the loading rack, both ends of the U-shaped frame extend to the inside of the fourth mounting groove, and the U-shaped frame is slidably connected to the loading rack, a pressure roller is provided below the U-shaped frame, and the pressure roller is rotatably connected to the U-shaped frame, a second compression spring is provided above both ends of the U-shaped frame, and both ends of the second compression spring are fixedly connected to the loading rack and the U-shaped frame respectively, and the upper end of the loading roller and the first clamping plate are arranged flush.

[0009] Preferably, a connecting column is provided above the lifting platform, four connecting columns are provided, and one end of the connecting column is fixedly connected to the lifting platform, the four connecting columns are provided at the four corners of the lifting platform, and a connecting groove is provided at the lower end of the stacking plate, four connecting grooves are provided, and the connecting grooves are provided corresponding to the connecting column, and the connecting column is plugged into the stacking plate.

[0010] Preferably, a second mounting bracket is provided above the first mounting bracket, and the second mounting bracket is connected to the first mounting bracket by screws, a second mounting slot is provided on the inner side wall of the second mounting bracket, a third connecting plate is provided on the inner side of the second mounting bracket, both ends of the third connecting plate extend into the interior of the second mounting slot, and the third connecting plate is slidably connected to the second mounting bracket, a second connecting plate is provided below the third connecting plate, a screed is provided below the second connecting plate, a first compression spring is provided between the screed and the second connecting plate, and both ends of the first compression spring are fixedly connected to the screed and the second connecting plate respectively, a second electric push rod is provided between the second connecting plate and the third connecting plate, and the second electric push rod is fixedly connected to the second connecting plate and the third connecting plate, a second motor is provided on one side of the second mounting bracket, and the second motor is connected to the second mounting bracket by screws, a second screw rod is provided inside the second mounting slot, and one end of the second screw rod is connected to the output end of the second motor, the second screw rod is threadedly connected to the third connecting plate, and the second screw rod is rotatably connected to the second mounting bracket.

[0011] Preferably, a fourth mounting groove is provided at the lower end of the smoothing plate, and two fourth mounting grooves are provided. Limiting blocks are provided inside the two fourth mounting grooves, and the limiting blocks are slidably connected to the smoothing plate. Fourth electric push rods are provided inside the two fourth mounting grooves, and the fourth electric push rods are fixedly connected to the smoothing plate and the limiting blocks. The lower end surface of the smoothing plate and the side end surfaces of the limiting blocks are both arranged in an arc shape.

[0012] Preferably, the third connecting plate is provided with a second guide hole, and two second guide holes are provided. A second guide rod is provided above both ends of the second connecting plate, and two second guide rods are provided, and one end of the second guide rod is fixedly connected to the second connecting plate, and the second guide rod is arranged through the second guide hole, and the second guide rod is slidably connected to the third connecting plate, and one end of the first connecting plate and the third connecting plate are both provided with a ball, and the ball fits with the inner wall of the first mounting groove and the second mounting groove, and the ball is rollingly connected to the first mounting frame, the second mounting frame, the first connecting plate and the third connecting plate.

[0013] Preferably, a first guide rod is provided under the lifting platform, four first guide rods are provided, and one end of the first guide rod is fixedly connected to the lifting platform, the four first guide rods are provided at the four corners of the lifting platform, and a first guide hole is provided on the workbench, four first guide holes are provided, and the first guide rod is connected to the first guide hole, and the first guide rod is slidably connected to the workbench.

[0014] A stacking method of a cloth stacking device comprises the following steps:

[0015] Step 1: Pass one end of the cloth through the feeding roller and place it on the first clamping plate, drive the third electric push rod to drive the second clamping plate to descend, and clamp one end of the cloth through the first clamping plate and the second clamping plate;

[0016] Step 2: Turn on the first motor to drive the first screw rod to rotate, and as the first screw rod rotates, the first connecting plate is driven to move along the first mounting groove, pulling the cloth to be laid flat on the stacking plate;

[0017] Step 3: According to the width of the cloth, the fourth electric push rod is driven to drive the limit block to move, and the distance between the two limit blocks is adjusted to be the same as the cloth width, and the second electric push rod is driven to drive the second connecting plate to descend, so that the screed plate and the limit block are respectively in contact with the upper end surface and the side end surface of the cloth, and the second motor is turned on to drive the second screw rod to rotate. As the second screw rod rotates, the third connecting plate is driven to move along the second mounting groove, and the screed plate and the limit block move in contact with the cloth to push the flat cloth flat;

[0018] Step 4: Repeat the above steps to stack multiple pieces of cloth on the stacking plate. Each time a piece of cloth is laid flat, the first electric push rod is driven to drive the lifting platform to drop by the thickness of a piece of cloth.

[0019] Step 5: After stacking is completed, remove the stacking plate and replace it with an empty stacking plate connected to the lifting platform to continue the fabric stacking operation.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The device of the invention is provided with a feeding roller, a pressure roller, a second compression spring, a stacking plate, a first connecting plate, a first mounting groove, a first motor, a first clamping plate, a second clamping plate, a first screw rod and a third electric push rod. The third electric push rod drives the second clamping plate to descend, and the first clamping plate and the second clamping plate clamp one end of the cloth. The first motor drives the first screw rod to rotate. As the first screw rod rotates, the first connecting plate is driven to move along the first mounting groove, and the cloth is pulled to be laid flat on the stacking plate. After the cloth is completely pulled out and laid flat on the stacking plate, the clamped cloth is released, and the first motor is turned on in reverse to drive the first connecting plate to move and reset. The cloth is repeatedly pulled to be laid flat on the stacking plate to achieve stacking. The second compression spring applies a thrust to the pressure roller installed on the U-shaped frame, and the cloth is pressed by the feeding roller and the pressure roller, so that the pulled cloth is in a tensioned state, which is better for stacking.

[0022] 2. The device of the invention is provided with a lifting platform, a stacking plate, a first electric push rod, a connecting column and a connecting groove. The first electric push rod drives the lifting platform to move up and down, changes the height of the stacking plate, and drives the first electric push rod to drive the lifting platform to drop by the thickness of a piece of cloth each time a piece of cloth is laid flat. The upper end of the connecting column is aligned with the connecting groove and inserted into the stacking plate to connect, quickly and accurately connect the stacking plate to the lifting platform, facilitates the subsequent removal and replacement of the stacking plate, and improves the stacking efficiency;

[0023] 3. The device of the invention is provided with a second mounting frame, a second mounting slot, a second motor, a second electric push rod, a smoothing plate, a second connecting plate, a first compression spring, a third connecting plate, a second screw rod, a fourth electric push rod, a fourth mounting slot and a limit block. According to the width of the cloth, the fourth electric push rod is driven to drive the limit block to move, and the distance between the two limit blocks is adjusted to be the same as the cloth width. The second electric push rod drives the second connecting plate to descend, and the smoothing plate and the limit block are respectively in contact with the upper end surface and the side end surface of the cloth. The second motor is turned on to drive the second screw rod to rotate. As the second screw rod rotates, the third connecting plate is driven to move along the second mounting slot. The smoothing plate and the limit block move in contact with the cloth to flatten the laid cloth to prevent wrinkles in the stacked cloth. The first compression spring makes the smoothing knot structure have a buffering effect, which protects the cloth and improves the cloth stacking effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0025] Figure 2 For the present invention Figure 1 A partial enlarged view of area A;

[0026] Figure 3 For the present invention Figure 1 A partial enlarged view of area B;

[0027] Figure 4 A diagram showing the connection relationship between the first clamping plate, the second clamping plate and the first connecting plate of the present invention;

[0028] Figure 5 This is a structural diagram of the connection between the lifting platform and the stacking plate of the present invention;

[0029] Figure 6 A diagram showing the connection relationship between the third connecting plate, the second mounting frame and the leveling plate of the present invention;

[0030] Figure 7 A diagram showing the connection relationship between the lifting platform and the stacking plate of the present invention;

[0031] Figure 8 This is a diagram showing the connection relationship between the feeding roller, the pressure roller and the feeding frame of the present invention.

[0032] In the figure: 1, workbench; 2, loading rack; 3, loading roller; 4, pressure roller; 5, first mounting rack; 6, second mounting rack; 7, lifting platform; 8, stacking plate; 9, first electric push rod; 10, first guide hole; 11, first guide rod; 12, first connecting plate; 13, first mounting groove; 14, first motor; 15, second mounting groove; 16, second motor; 17, second electric push rod; 18, first clamping plate; 19, second clamping plate; 20, third Mounting slot; 21. first screw rod; 22. second guide rod; 23. leveling plate; 24. second connecting plate; 25. first compression spring; 26. second guide hole; 27. third connecting plate; 28. second screw rod; 29. ​​third electric push rod; 30. connecting column; 31. fourth electric push rod; 32. ball bearing; 33. connecting slot; 34. fourth mounting slot; 35. limit block; 36. U-shaped frame; 37. fourth mounting slot; 38. second compression spring. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0034] See also Figure 1-8, an embodiment of the present invention: a cloth stacking device, comprising a workbench 1, a lifting platform 7 is arranged above the workbench 1, a first electric push rod 9 is arranged below the lifting platform 7, and the first electric push rod 9 is fixedly connected to the workbench 1 and the lifting platform 7, a stacking plate 8 is arranged above the lifting platform 7, a loading rack 2 is arranged above the workbench 1, and the loading rack 2 is fixedly connected to the workbench 1, a loading roller 3 is arranged on the inner side of the loading rack 2, and the loading roller 3 is rotatably connected to the loading rack 2, a first mounting frame 5 is arranged on one side of the loading rack 2, and the first mounting frame 5 is fixedly connected to the workbench 1, the first mounting frame 5 is arranged above the stacking plate 8, a second mounting frame 6 is arranged above the first mounting frame 5, and the second mounting frame 6 is connected to the first mounting frame 5 by screws, a first mounting groove 13 is arranged on the inner side wall of the first mounting frame 5, a first connecting plate 12 is arranged on the inner side of the first mounting frame 5, and both ends of the first connecting plate 12 extend to the inside of the first mounting groove 13, The first connecting plate 12 is slidably connected to the first mounting frame 5, a first clamping plate 18 is provided on one side of the lower end of the first connecting plate 12, and the first clamping plate 18 is fixedly connected to the first connecting plate 12, a third mounting groove 20 is provided on the first connecting plate 12, a second clamping plate 19 is provided above the first clamping plate 18, one end of the second clamping plate 19 extends to the inside of the third mounting groove 20, and the second clamping plate 19 is slidably connected to the first connecting plate 12, a third electric push rod 29 is provided inside the third mounting groove 20, and the third electric push rod 29 is fixedly connected to the first connecting plate 12 and the second clamping plate 19, a first motor 14 is provided on one side of the first mounting frame 5, and the first motor 14 is connected to the first mounting frame 5 by screws, a first screw rod 21 is provided inside the first mounting groove 13, and one end of the first screw rod 21 is connected to the output end of the first motor 14, the first screw rod 21 is threadedly connected to the first connecting plate 12, and the first screw rod 21 is rotatably connected to the first mounting frame 5.

[0035] During use: one end of the cloth passes through the feeding roller 3 and is placed on the first clamping plate 18, the third electric push rod 29 is driven to drive the second clamping plate 19 to descend, one end of the cloth is clamped by the first clamping plate 18 and the second clamping plate 19, the first electric push rod 9 is driven to drive the lifting platform 7 to rise and fall, and the stacking plate 8 is placed at a suitable height, the first motor 14 is turned on to drive the first screw rod 21 to rotate, and the first connecting plate 12 is driven to move along the first mounting groove 13 as the first screw rod 21 rotates, and the cloth is pulled to be spread flat on the stacking plate 8. After the cloth is completely pulled out and spread flat on the stacking plate 8, the third electric push rod 29 is driven to drive the second clamping plate 19 to rise, and the clamped cloth is released, and then the first motor 14 is turned on in the reverse direction to drive the first connecting plate 12 to move and reset. Repeat the above method to pull the cloth to spread it on the stacking plate 8 to achieve stacking. For each piece of cloth spread, the first electric push rod 9 is driven to drive the lifting platform 7 to drop by the thickness of one piece of cloth.

[0036] See also Figure 1 and Figure 8 A fourth mounting groove 37 is provided on the inner side wall of the loading rack 2, and a U-shaped frame 36 is provided on the inner side of the loading rack 2, both ends of the U-shaped frame 36 extend to the inside of the fourth mounting groove 37, and the U-shaped frame 36 is slidably connected to the loading rack 2, a pressure roller 4 is provided below the U-shaped frame 36, and the pressure roller 4 is rotatably connected to the U-shaped frame 36, and a second compression spring 38 is provided above both ends of the U-shaped frame 36, and the two ends of the second compression spring 38 are respectively fixedly connected to the loading rack 2 and the U-shaped frame 36, the loading roller 3 and the upper end of the first clamping plate 18 are arranged flush, and the second compression spring 38 applies a thrust to the pressure roller 4 installed on the U-shaped frame 36, and the cloth is pressed by the loading roller 3 and the pressure roller 4, so that the pulled cloth is in a tensioned state for better stacking.

[0037] See also Figure 1 , Figure 5 and Figure 7 A connecting column 30 is arranged above the lifting platform 7, and there are four connecting columns 30, and one end of the connecting column 30 is fixedly connected to the lifting platform 7. The four connecting columns 30 are arranged at the four corners of the lifting platform 7. A connecting groove 33 is arranged at the lower end of the stacking plate 8, and there are four connecting grooves 33, and the connecting grooves 33 are arranged corresponding to the connecting columns 30. The connecting column 30 is plugged into the stacking plate 8, and the upper end of the connecting column 30 is aligned with the connecting groove 33 and inserted into the stacking plate 8 to connect with the stacking plate 8, so that the stacking plate 8 and the lifting platform 7 are quickly and accurately connected, which is convenient for the subsequent removal and replacement of the stacking plate 8, thereby improving the stacking efficiency.

[0038] See also Figure 1 , Figure 3 and Figure 6A second mounting bracket 6 is arranged above the first mounting bracket 5, and the second mounting bracket 6 is connected to the first mounting bracket 5 by screws, a second mounting groove 15 is arranged on the inner side wall of the second mounting bracket 6, a third connecting plate 27 is arranged on the inner side of the second mounting bracket 6, both ends of the third connecting plate 27 extend to the inside of the second mounting groove 15, and the third connecting plate 27 is slidably connected to the second mounting bracket 6, a second connecting plate 24 is arranged below the third connecting plate 27, a screed plate 23 is arranged below the second connecting plate 24, a first compression spring 25 is arranged between the screed plate 23 and the second connecting plate 24, and the first compression spring 25 is arranged between the screed plate 23 and the second connecting plate 24, and the first compression spring 25 is arranged between the screed plate 23 and the second connecting plate 24. The two ends of the compression spring 25 are fixedly connected to the screed plate 23 and the second connecting plate 24 respectively, a second electric push rod 17 is arranged between the second connecting plate 24 and the third connecting plate 27, and the second electric push rod 17 is fixedly connected to the second connecting plate 24 and the third connecting plate 27, a second motor 16 is arranged on one side of the second mounting frame 6, and the second motor 16 is connected to the second mounting frame 6 by screws, a second screw rod 28 is arranged inside the second mounting groove 15, and one end of the second screw rod 28 is connected to the output end of the second motor 16, the second screw rod 28 is threadedly connected to the third connecting plate 27, and the second screw rod 28 is connected to the The second mounting frame 6 is rotatably connected, and a fourth mounting slot 34 is provided at the lower end of the screed plate 23, and two fourth mounting slots 34 are provided, and a limit block 35 is provided inside the two fourth mounting slots 34, and the limit block 35 is slidably connected to the screed plate 23, and a fourth electric push rod 31 is provided inside the two fourth mounting slots 34, and the fourth electric push rod 31 is fixedly connected to the screed plate 23 and the limit block 35, and the lower end surface of the screed plate 23 and the side end surface of the limit block 35 are both arranged in an arc shape. After the cloth is spread on the stacking plate 8, the fourth electric push rod 31 is driven according to the width of the cloth to drive the limit block 35 to move, and the two limit blocks are The distance between the positioning blocks 35 is adjusted to be the same as the width of the cloth, and the second electric push rod 17 is driven to drive the second connecting plate 24 to descend, so that the leveling plate 23 and the limiting blocks 35 are respectively in contact with the upper end surface and the side end surface of the cloth, and the second motor 16 is turned on to drive the second screw rod 28 to rotate. As the second screw rod 28 rotates, the third connecting plate 27 is driven to move along the second mounting groove 15, and the leveling plate 23 and the limiting blocks 35 move along with the cloth to flatten the laid cloth and prevent the stacked cloth from wrinkling. The first compression spring 25 makes the leveling knot structure have a buffering effect, which protects the cloth and improves the cloth stacking effect.

[0039] See also Figure 1 , Figure 3 , Figure 6 and Figure 7A second guide hole 26 is provided on the third connecting plate 27, and two second guide holes 26 are provided. A second guide rod 22 is provided above both ends of the second connecting plate 24, and two second guide rods 22 are provided. One end of the second guide rod 22 is fixedly connected to the second connecting plate 24, and the second guide rod 22 is provided through the second guide hole 26, and the second guide rod 22 is slidably connected to the third connecting plate 27. A ball 32 is provided at one end of the first connecting plate 12 and the third connecting plate 27, and the ball 32 is fitted with the inner wall of the first mounting groove 13 and the second mounting groove 15, and the ball 32 is in contact with the first mounting frame 5, the second mounting frame 6, the first connecting plate 12 and the third connecting plate 27 are all rollingly connected, a first guide rod 11 is arranged under the lifting platform 7, four first guide rods 11 are arranged, and one end of the first guide rod 11 is fixedly connected to the lifting platform 7, and the four first guide rods 11 are arranged at the four corners of the lifting platform 7, a first guide hole 10 is arranged on the workbench 1, four first guide holes 10 are arranged, and the first guide rod 11 is connected with the first guide holes 10, the first guide rod 11 is slidably connected with the workbench 1, the second guide rod 22 plays a guiding and limiting role on the lifted second connecting plate 24 to ensure that the lower end of the screed plate 23 is horizontal, and the first guide rod 11 plays a guiding and limiting role on the lifted lifting platform 7 to ensure that the upper end of the stacking plate 8 is horizontal.

[0040] A stacking method of a cloth stacking device comprises the following steps:

[0041] Step 1: Pass one end of the cloth through the feeding roller 3 and place it on the first clamping plate 18, drive the third electric push rod 29 to drive the second clamping plate 19 to descend, and clamp one end of the cloth through the first clamping plate 18 and the second clamping plate 19;

[0042] Step 2: Turn on the first motor 14 to drive the first screw rod 21 to rotate. As the first screw rod 21 rotates, the first connecting plate 12 is driven to move along the first mounting groove 13, pulling the cloth to be laid flat on the stacking plate 8;

[0043] Step 3: According to the width of the cloth, the fourth electric push rod 31 is driven to drive the limit block 35 to move, and the distance between the two limit blocks 35 is adjusted to be the same as the cloth width, and the second electric push rod 17 is driven to drive the second connecting plate 24 to descend, so that the screed plate 23 and the limit block 35 are respectively in contact with the upper end surface and the side end surface of the cloth, and the second motor 16 is turned on to drive the second screw rod 28 to rotate. As the second screw rod 28 rotates, the third connecting plate 27 is driven to move along the second mounting groove 15, and the screed plate 23 and the limit block 35 move in contact with the cloth to push the flat cloth flat;

[0044] Step 4: Repeat the above method to stack multiple pieces of cloth on the stacking plate 8. Each time a piece of cloth is laid flat, the first electric push rod 9 is driven to drive the lifting platform 7 to drop by the thickness of one piece of cloth.

[0045] Step 5: After stacking is completed, the stacking plate 8 is removed and replaced with an empty stacking plate 8 connected to the lifting platform 7 to continue the cloth stacking operation.

[0046] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cloth stacking device, comprising a workbench (1), characterized in that: A lifting platform (7) is arranged above the workbench (1), a first electric push rod (9) is arranged below the lifting platform (7), and the first electric push rod (9) is fixedly connected to the workbench (1) and the lifting platform (7), a stacking plate (8) is arranged above the lifting platform (7), a loading rack (2) is arranged above the workbench (1), and the loading rack (2) is fixedly connected to the workbench (1), a loading roller (3) is arranged on the inner side of the loading rack (2), and the loading roller (3) is rotatably connected to the loading rack (2), a first mounting frame (5) is arranged on one side of the loading rack (2), and the first mounting frame (5) is fixedly connected to the workbench (1), the first mounting frame (5) is arranged above the stacking plate (8), a second mounting frame (6) is arranged above the first mounting frame (5), and the second mounting frame (6) is connected to the first mounting frame (5) by screws, and a screwdriver is arranged on the inner side wall of the first mounting frame (5). A first mounting groove (13) is provided, a first connecting plate (12) is provided on the inner side of the first mounting frame (5), both ends of the first connecting plate (12) extend into the interior of the first mounting groove (13), and the first connecting plate (12) is slidably connected to the first mounting frame (5), a first clamping plate (18) is provided on one side of the lower end of the first connecting plate (12), and the first clamping plate (18) is fixedly connected to the first connecting plate (12), a third mounting groove (20) is provided on the first connecting plate (12), a second clamping plate (19) is provided above the first clamping plate (18), one end of the second clamping plate (19) extends into the interior of the third mounting groove (20), and the second clamping plate (19) is slidably connected to the first connecting plate (12), a third electric push rod (29) is provided inside the third mounting groove (20), and the third electric push rod (29) is fixedly connected to the first connecting plate (12) and the second clamping plate (19).

2. A cloth stacking device according to claim 1, characterized in that: A first motor (14) is arranged on one side of the first mounting frame (5), and the first motor (14) is connected to the first mounting frame (5) by means of screws; a first screw rod (21) is arranged inside the first mounting groove (13), and one end of the first screw rod (21) is connected to the output end of the first motor (14); the first screw rod (21) is connected to the first connecting plate (12) by means of a through thread, and the first screw rod (21) is rotatably connected to the first mounting frame (5).

3. A cloth stacking device according to claim 2, characterized in that: A fourth mounting groove (37) is provided on the inner side wall of the loading rack (2), a U-shaped frame (36) is provided on the inner side of the loading rack (2), both ends of the U-shaped frame (36) extend to the inside of the fourth mounting groove (37), and the U-shaped frame (36) is slidably connected to the loading rack (2), a pressure roller (4) is provided below the U-shaped frame (36), and the pressure roller (4) is rotatably connected to the U-shaped frame (36), a second compression spring (38) is provided above both ends of the U-shaped frame (36), and both ends of the second compression spring (38) are fixedly connected to the loading rack (2) and the U-shaped frame (36), respectively, and the upper ends of the loading roller (3) and the first clamping plate (18) are arranged flush.

4. A cloth stacking device according to claim 3, characterized in that: A connecting column (30) is arranged above the lifting platform (7), four connecting columns (30) are arranged, and one end of the connecting column (30) is fixedly connected to the lifting platform (7), and the four connecting columns (30) are arranged at the four corners of the lifting platform (7). A connecting groove (33) is arranged at the lower end of the stacking plate (8), four connecting grooves (33) are arranged, and the connecting grooves (33) are arranged corresponding to the connecting column (30), and the connecting column (30) is plugged into the stacking plate (8).

5. A cloth stacking device according to claim 4, characterized in that: A second mounting frame (6) is arranged above the first mounting frame (5), and the second mounting frame (6) is connected to the first mounting frame (5) by screws, a second mounting groove (15) is arranged on the inner side wall of the second mounting frame (6), a third connecting plate (27) is arranged on the inner side of the second mounting frame (6), both ends of the third connecting plate (27) extend into the interior of the second mounting groove (15), and the third connecting plate (27) is slidably connected to the second mounting frame (6), a second connecting plate (24) is arranged below the third connecting plate (27), a leveling plate (23) is arranged below the second connecting plate (24), a first compression spring (25) is arranged between the leveling plate (23) and the second connecting plate (24), and the first compression spring (25) is arranged between the first compression spring (25) and the second connecting plate (24). The two ends of the second mounting groove (15) are respectively fixedly connected to the screed plate (23) and the second connecting plate (24), a second electric push rod (17) is arranged between the second connecting plate (24) and the third connecting plate (27), and the second electric push rod (17) is fixedly connected to the second connecting plate (24) and the third connecting plate (27), a second motor (16) is arranged on one side of the second mounting frame (6), and the second motor (16) is connected to the second mounting frame (6) by screws, a second screw rod (28) is arranged inside the second mounting groove (15), and one end of the second screw rod (28) is connected to the output end of the second motor (16), the second screw rod (28) is threadedly connected to the third connecting plate (27), and the second screw rod (28) is rotatably connected to the second mounting frame (6).

6. A cloth stacking device according to claim 5, characterized in that: A fourth mounting groove (34) is provided at the lower end of the leveling plate (23), two fourth mounting grooves (34) are provided, and a limiting block (35) is provided inside the two fourth mounting grooves (34), and the limiting block (35) is slidably connected to the leveling plate (23), and a fourth electric push rod (31) is provided inside the two fourth mounting grooves (34), and the fourth electric push rod (31) is fixedly connected to the leveling plate (23) and the limiting block (35), and the lower end surface of the leveling plate (23) and the side end surface of the limiting block (35) are both arranged in an arc shape.

7. A cloth stacking device according to claim 6, characterized in that: The third connecting plate (27) is provided with a second guide hole (26), and two second guide holes (26) are provided. Second guide rods (22) are provided above both ends of the second connecting plate (24), and two second guide rods (22) are provided. One end of the second guide rod (22) is fixedly connected to the second connecting plate (24), and the second guide rod (22) and the second guide hole (26) are connected. The second guide rod (22) and the third connecting plate (27) are slidably connected. Balls (32) are provided at one end of the first connecting plate (12) and the third connecting plate (27). The balls (32) are fitted with inner walls of the first mounting groove (13) and the second mounting groove (15), and the balls (32) are rollingly connected to the first mounting frame (5), the second mounting frame (6), the first connecting plate (12) and the third connecting plate (27).

8. A cloth stacking device according to claim 7, characterized in that: A first guide rod (11) is arranged below the lifting platform (7), four first guide rods (11) are arranged, and one end of the first guide rod (11) is fixedly connected to the lifting platform (7), and the four first guide rods (11) are arranged at the four corners of the lifting platform (7). A first guide hole (10) is arranged on the workbench (1), four first guide holes (10) are arranged, and the first guide rod (11) and the first guide holes (10) are connected, and the first guide rod (11) is slidably connected to the workbench (1).

9. A stacking method for a cloth stacking device according to claim 8, characterized in that: The following steps are involved: Step 1: Pass one end of the cloth through the feeding roller (3) and place it on the first clamping plate (18), drive the third electric push rod (29) to drive the second clamping plate (19) to descend, and clamp one end of the cloth through the first clamping plate (18) and the second clamping plate (19); Step 2: Turn on the first motor (14) to drive the first screw rod (21) to rotate, and as the first screw rod (21) rotates, the first connecting plate (12) is driven to move along the first mounting groove (13), pulling the cloth to be laid flat on the stacking plate (8); Step 3: according to the width of the cloth, the fourth electric push rod (31) is driven to drive the limit block (35) to move, the distance between the two limit blocks (35) is adjusted to be the same as the width of the cloth, the second electric push rod (17) is driven to drive the second connecting plate (24) to descend, the screed plate (23) and the limit block (35) are respectively in contact with the upper end surface and the side end surface of the cloth, the second motor (16) is turned on to drive the second screw rod (28) to rotate, and the third connecting plate (27) is driven to move along the second mounting groove (15) as the second screw rod (28) rotates, the screed plate (23) and the limit block (35) move in close contact with the cloth, and the flattened cloth is pushed flat; Step 4: Repeat the above method to stack multiple pieces of cloth on the stacking plate (8), and drive the first electric push rod (9) to drive the lifting platform (7) to drop by the thickness of one piece of cloth each time a piece of cloth is laid flat; Step 5: After stacking is completed, the stacking plate (8) is removed and replaced with an empty stacking plate (8) connected to the lifting platform (7), and the cloth stacking operation is continued.

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