CN210908927U

CN210908927U - Automatic wool top penetrating and bending device

Info

Publication number: CN210908927U
Application number: CN201921836328.1U
Authority: CN
Inventors: 刁波; 徐盛元; 陈久江; 廖超; 胡鹏; 袁长锋
Original assignee: Gree Electric Appliances Inc of Zhuhai; Gree Chongqing Electric Appliances Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Gree Chongqing Electric Appliances Co Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-03
Anticipated expiration: 2029-10-29

Abstract

The application provides an automatic wear wool top and device that bends, including first pay-off subassembly, locating component, second pay-off subassembly and the subassembly of exerting pressure. The positioning assembly is used for fixing a selected section bar, the first feeding assembly is used for penetrating wool tops into the selected section bar, the second feeding assembly is used for moving the selected section bar penetrated with the wool tops to a position corresponding to the pressing assembly, and the pressing assembly is used for pressing the selected section bar penetrated with the wool tops to form a radian. The automatic wool top threading and bending device not only improves the automation degree of the wool top threading and bending process, saves working hours and labor cost, but also ensures the consistency of products and improves the quality of the products.

Description

Automatic wool top penetrating and bending device

Technical Field

The utility model relates to an air conditioning equipment makes technical field, more specifically relates to an automatic wear wool top and device that bends.

Background

The machine body of a common air conditioner cabinet internal machine is divided into the following parts according to the structure: the device comprises a conventional machine and a single-pass flow machine, wherein the conventional machine is in a cuboid shape, and the single-pass flow machine is in a cylinder shape. At present, a single-through-flow machine is more and more popular for consumers, but due to the structural problem of the single-through-flow machine, the deformation of the air outlet panel needs to be corrected by bending the selected section bar. The correction amplitude is determined according to the deformation of the air outlet plates, and the deformation of the air outlet plates in each batch is different, so that the bending amplitude of the bending tool needs to be adjusted by adjusting the process and controlling the quality of the air outlet plates in each batch.

The adjustment mode needs different operators to complete, for example, staff a unpacks the selected section bar and the wool tops, then the wool tops penetrate into the grooves of the selected section bar, and staff B in the next procedure bends the selected section bar with the wool tops. Three bending points of the selected section are provided, and each point needs to pause for about three seconds when bending is carried out, so that the bending radian is guaranteed. At present, a simple tool is adopted for bending a selected section, and the bending amplitude of the tool is adjusted by a process debugging worker and then operated by an operator.

Therefore, the existing bending method of the automatic wool top threading machine has the following problems:

1) the production mode is backward and the production personnel are intensive;

2) the process debugging of the bending tool and the bending operation of an operator cannot be carried out simultaneously, and when the bending radian is adjusted by the process debugging operator, the operator needs to wait for the bending radian to be adjusted to operate, so that the waste of personnel and working hours is caused;

3) when a process debugging worker adjusts the bending radian of the bending tool, the bending radian cannot be quantized;

4) the pause time of the operator in the bending process cannot be quantized, and the bending radian of the selected section cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

To solve the above problems in the prior art, the present application provides an automatic wool top threading and bending device, which is used for solving the above technical problems.

The application provides an automatic wool top threading and bending device which comprises a positioning assembly, a first feeding assembly, a second feeding assembly and a pressing assembly;

the positioning assembly is used for fixing the selected section bar;

the first feeding assembly is used for penetrating wool tops into the selected section bar;

the second feeding assembly is used for moving the selected section bar threaded with the wool tops to a position corresponding to the pressing assembly;

the pressing assembly is used for pressing the selected profile perforated with wool tops to form a radian.

In one embodiment, the first feeding assembly comprises a hopper, a feeding push head and a linear driving mechanism,

the storage device is arranged on the workbench and used for storing wool tops and providing the stored wool tops to the feeding pushing head;

the feeding push head is arranged on one side of the storage device far away from the pressing assembly and is used for pushing wool tops in the storage device into a selected profile;

the linear driving mechanism is connected with the feeding pushing head and used for providing power for the feeding pushing head;

the stocker is provided with a first sensor for detecting whether the linear driving mechanism is restored to a starting node of the next process.

In one embodiment, the hopper comprises a hopper plate configured at an angle to the horizontal, the wool tops in the hopper plate being slidable along the surface of the hopper plate towards the bottom of the hopper plate.

In one embodiment, the positioning assembly includes a clamp, a clamp manipulator and a first lift mechanism,

the clamp is used for clamping a selected section bar, and when the clamp is positioned at a position, corresponding to the feeding pushing head, on one side of the storage device close to the pressing assembly, the feeding pushing head can push the wool tops into the selected section bar;

the clamp comprises a first sub-clamp and a second sub-clamp, and the clamp manipulator is connected with the first sub-clamp and/or the second sub-clamp and is used for driving the first sub-clamp and/or the second sub-clamp to approach or depart from each other;

the fixture manipulator is arranged on the first lifting mechanism, and the first lifting mechanism can drive the fixture manipulator to lift, so that the selected section bar is driven to lift.

In one embodiment, the pressure applicator assembly comprises:

a bracket arranged on the workbench;

the pressing die comprises an upper die and a lower die, the upper die and the lower die are arranged on the support, and the lower die is positioned above the table top of the workbench;

the second lifting mechanism is arranged on the bracket, connected with the upper die and/or the lower die and used for driving the upper die and/or the lower die to approach or depart from each other;

and the second sensor is arranged on the second lifting mechanism and used for detecting whether the upper die and/or the lower die move to a position where the selected profile threaded with the wool tops can be pressed to a required radian.

In one embodiment, the bracket includes a first base and a second base, the first base being translatable relative to the second base to adjust a distance between the first base and the second base to accommodate selected profiles of different lengths.

In one embodiment, the second base is provided with a wool top introducing port for allowing wool tops to pass through, and a third sensor is arranged on the first base at a position corresponding to the wool top introducing port and used for detecting whether the wool tops completely penetrate into the selected section.

In one embodiment, the second feed assembly comprises:

the two end parts of the feeding fixing plate are respectively fixed with the first lifting mechanism;

the sliding rail is arranged on the workbench in a direction vertical to the length direction of the feeding fixing plate;

the sliding block is arranged on the sliding rail, bears the feeding fixing plate and can drive the feeding fixing plate to move to a position corresponding to the lower die along the sliding rail;

the feeding fixing plate is positioned below the lower die, and channels are formed in the positions, corresponding to the two end parts of the feeding fixing plate, of the lower die so as to allow the positioning assembly to pass through.

In one embodiment, the second feeding assembly further comprises a fourth sensor and a fifth sensor, the fourth sensor and the fifth sensor are both arranged on a moving path of the feeding fixing plate, the fourth sensor is used for detecting whether the selected section bar reaches the lower die, and the fifth sensor is used for detecting whether the selected section bar reaches the position of the wool top introducing port.

In one embodiment, the automatic wool top threading and bending device further comprises a receiving unit, the receiving unit comprises a receiving box and a slide way,

the material receiving box is arranged behind the workbench and corresponds to the position of the slide outlet;

the slideway is arranged on the bracket and used for receiving the selected profile which is bent and penetrated with the wool tops and enabling the selected profile which is bent and penetrated with the wool tops to slide into the material receiving box.

Compared with the prior art, the method has the following advantages:

the automatic wool top threading and bending device not only improves the automation degree of the wool top threading and bending process, saves working hours and labor cost, but also ensures the consistency of products and improves the quality of the products.

The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.

Drawings

The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:

fig. 1 shows a schematic structural view of an automatic tops threading and bending apparatus according to the present application.

Fig. 2 shows an enlarged schematic structure of the region a in fig. 1.

Fig. 3 shows a schematic view of the upper part of the press bending unit of fig. 1.

Fig. 4 shows a left side view in fig. 3.

Fig. 5 shows an enlarged schematic structure of the region G in fig. 3.

Fig. 6 shows an enlarged structural view of the region B in fig. 4.

Fig. 7 shows an enlarged structure diagram of the region C in fig. 3.

Fig. 8 shows a schematic structural view of a lower portion of the press bending unit of fig. 1.

Fig. 9 shows an enlarged structure diagram of a region D in fig. 8.

Fig. 10 shows a partial cross-sectional view at view E-E of fig. 8.

Fig. 11 shows an enlarged structural view of the region F in the coating 10.

In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 shows an automatic tops threading and bending apparatus according to the present application, and fig. 2 shows an enlarged schematic view of a region a in fig. 1.

As shown in fig. 1, the automatic wool top threading and bending device comprises a first feeding assembly, a positioning assembly, a second feeding assembly and a pressing assembly.

Wherein the positioning assembly is used for fixing the selected section bar 20, and the first feeding assembly is used for penetrating the wool top 10 into the selected section bar. The second feeding assembly is used for moving the selected section bar 20 with the wool tops 10 to the position corresponding to the pressing assembly, and the pressing assembly is used for pressing the selected section bar 20 with the wool tops 10 to form the arc.

The first feeding assembly, the positioning assembly, the second feeding assembly and the pressing assembly are all arranged on the workbench 1, and the workbench 1 comprises a workbench surface 11 and a storage cabinet 12.

Specifically, as shown in fig. 1 and 2, the first feeding assembly includes a hopper 210, a feeding pusher 211, and a linear driving mechanism 212. Preferably, the linear drive mechanism 212 is a rodless cylinder. A hopper 210 is provided on the work surface 11 for storing the wool tops 10 and supplying the stored wool tops 10 to the feed pusher 211. A feed ram 211 is provided at the right side of the hopper 210 for pushing the wool top 10 in the hopper 210 into the selected profile 20. Wherein, the bottom of the hopper 210 is provided with a positioning component 214 for positioning the wool top 10, and when the feeding and pushing head 211 pushes the wool top 10 to move, the positioning component 214 is used for limiting the unnecessary movement of the wool top 10. The rodless cylinder 212 is connected with the feeding pushing head 211 and is used for providing power for the feeding pushing head 211. The rodless cylinder 212 is fixed to a cylinder fixing plate 213, and the cylinder fixing plate 213 is fixed to the reservoir plate 2101.

In this embodiment, the stocker 210 includes a magazine board 2101 configured at an angle to the horizontal, the magazine board 2101 being secured to the table top 11 by a securing station 2105. When the wool tops are thrown into the storage plate 2101, the wool tops 10 entering from the material throwing port 2106 can slide along the surface of the storage plate 2101 toward the bottom of the storage plate 2101. Preferably, the hopper 210 further includes a nip plate 2102 provided above the hopper plate 2101 for pressing the wool tops 10 on the hopper plate 2101. More preferably, the stocker 210 further includes an adjustment plate 2103 disposed at the right side of the storage plate 2101 and capable of extending and retracting in the longitudinal direction of the adjustment plate 2101 (i.e., the longitudinal direction of the wool top) with respect to the adjustment plate 2101 to accommodate wool tops of different lengths. When the adjusting plate 2103 is extended to a desired position, the adjusting plate 2103 is fixed on the storing plate 2101 by an adjusting screw.

In the embodiment shown in fig. 1, the stocker 210 further includes a first sensor 2104 (see fig. 2), the first sensor 2104 is disposed on a side of the rodless cylinder 212 close to the cylinder fixing plate 213, so that the first sensor 2104 can be called a rodless cylinder home position sensor, and when the process of pushing one wool top 10 to the selected profile by the rodless cylinder 212 is completed, the rodless cylinder 212 returns to the home position (the starting node of the next process) and touches the first sensor 2104, so that the home position sensor can acquire a signal that the rodless cylinder 212 returns to the home position.

In the embodiment shown in fig. 9, the positioning assembly comprises a clamp 221, a clamp manipulator 222 and a first lifting mechanism 311, the clamp 221 is used for clamping the selected profile 20, and the feeding and pushing head 211 can push the wool top 10 into the selected profile 20 when the clamp 221 is located at the left side of the hopper 210 corresponding to the feeding and pushing head 211. The gripper manipulator 222 may be an air cylinder, a hydraulic cylinder, or a motor driven lead screw, among others. Preferably, the clamp manipulator 222 is a positioning cylinder.

The clamp 221 includes a first sub-clamp 2211 and a second sub-clamp 2212, and the positioning cylinder 222 is connected to the first sub-clamp 2211 and/or the second sub-clamp 2212, and is configured to drive the first sub-clamp 2211 and/or the second sub-clamp 2212 to approach or move away from each other. The first lifting mechanism 311 is connected to the positioning cylinder 222, and is configured to drive the positioning cylinder 222 to lift, so as to drive the fixture 221 to lift, so that the selected profile 20, which is clamped by the fixture 221 and is penetrated with wool tops, can be located on the lower mold block 3222. In one embodiment, the first lifting mechanism 311 is a positioning up and down cylinder.

In the embodiment shown in fig. 1 and 3, the pressing assembly includes a holder, a pressing mold, and a second elevating mechanism 323.

The bracket is arranged on the workbench 1. As shown in fig. 3 and 4, the support comprises a first base 13, a second base 14 and a fixed base 325, the first base 13 and the second base 14 being both arranged on the work top 11, the first base 13 being able to translate with respect to the second base 14 to adjust the distance between the first base 13 and the second base 14 to accommodate selected profiles 20 of different lengths. Preferably, the first and

second seats

13 and 14 are each configured as a groove type structure.

In this embodiment, the first base 13 is driven by an adjusting cylinder to approach or separate from the second base 14, thereby adjusting the distance between the first base 13 and the second base 14. As shown in fig. 4 and fig. 6, a lower slider connecting plate 132 is disposed at the bottom of the first base 13, the lower slider 133 is fixedly connected to the lower slider connecting plate 132, and the lower slider 133 can slide along the lower slide rail 134, so as to drive the first base 13 to move along the lower slide rail 134. Preferably, as shown in fig. 7, the top of the first base 13 is further provided with an upper slider 135, and the upper slider 135 can slide along the upper guide rail 136.

In this embodiment, as shown in fig. 3, the second base 14 is provided with a wool top inlet 141 corresponding to the position of the wool top pushed by the feeding and pushing head, and the first base 13 is provided with a third sensor 131, also called a wool top in-place sensor, corresponding to the position of the wool top, for detecting whether the wool top 10 completely penetrates into the selected profile.

As shown in fig. 1, 3, 8 and 9, the compression mold includes an upper mold 321 and a lower mold 322, the upper mold 321 and the lower mold 322 are disposed on the bracket, and the lower mold 322 is located above the table of the table 1 to allow the feed securing plate to pass through a gap between the table and the lower mold 322.

The second lifting mechanism 323 is connected to the upper mold 321 and/or the lower mold 322, and is configured to drive the upper mold 321 and/or the lower mold 322 to approach or depart from each other. In one embodiment, the second lifting mechanism 323 includes a hold down cylinder. Preferably, as shown in fig. 5, a second sensor 324 is provided on the moving path of the pressing cylinder for detecting whether the pressing cylinder is in place, so as to determine whether the upper mold 321 or the lower mold 322 is in place, so as to ensure that the press bending process for the selected profile with the wool top 10 can reach the required arc.

In the embodiment shown in fig. 1, the second lifting mechanism 323 is connected to the upper mold 321, and when the selected profile 20 needs to be pressed, the second lifting mechanism 323 drives the upper mold 321 to descend to gradually approach the lower mold 322, and at this time, the lower mold 322 remains stationary until the upper mold 321 contacts and applies pressure to the selected profile 20 to bend the selected profile into a desired arc. It is understood that the second lifting mechanism 323 can also be connected to the lower mold 322, when the selected section bar needs to be pressed, the second lifting mechanism 323 drives the lower mold 322 to ascend to gradually approach the upper mold 321, and at this time, the upper mold 321 remains stationary until the lower mold 322 contacts and applies pressure to the selected section bar 20 to bend the selected section bar into the desired arc. It can be understood that the upper mold 321 and the lower mold 322 can also be connected to a second lifting mechanism 323 respectively, and the second lifting mechanism 323 drives the upper mold 321 and the lower mold 322 to approach each other respectively, and the subsequent processes are the same as above, and are not described herein again.

As shown in fig. 3 and 8, the upper mold 321 includes an upper base plate 3211 and an upper mold block 3212 disposed on a lower surface of the upper base plate 3211, and the lower mold 322 includes a lower base plate 3221 and a lower mold block 3222 disposed on an upper surface of the lower base plate 3221. When pressing the selected section bar 20 with the wool tops 10, the upper mold block 3212 and the lower mold block 3222 can correspond to each other to apply pressure to the selected section bar 20.

In the embodiment shown in fig. 3, the pressing cylinder 323 is disposed on the fixed base plate 325, the fixed base plate 325 is further provided with a display control system 326, the display control system 326 is provided with an emergency stop button 327, and when an uncontrollable factor occurs in the device, emergency stop can be performed through the emergency stop button 327.

In the embodiment shown in fig. 8 and 9, the second feeding assembly includes a feeding fixed plate 312, a slide rail 313, a slider 314, and a driving system 317. The two end parts of the feeding fixing plate 312 are respectively fixed with a first lifting mechanism 311, and the slide rail 313 is arranged on the lower surface of the working table 11 perpendicular to the length direction of the feeding fixing plate 312; the sliding block 314 is disposed on the sliding rail 313, and can drive the feeding fixing plate 312 to move along the sliding rail 313 to a position corresponding to the lower mold 322, and then the first lifting mechanism 311 descends to place the selected profile threaded with wool tops on the lower mold block 3222.

Wherein, the lower plate 3221 is located above the feeding fixing plate 312, and channels 3223 are configured at positions of the lower plate 3221 corresponding to two ends of the feeding fixing plate 312 to allow the feeding fixing plate 312 to pass through.

The driving system 317 is used for driving the slider 314 to move along the sliding rail 313, in an embodiment, the driving system 317 is a servo motor system 3172 and a lead screw module system 3171, wherein the servo motor system 3172 and the lead screw module system 3171 are mature technologies, and are not described in detail herein.

In the embodiment shown in fig. 1, the automatic tops threading and press bending device further comprises a collecting unit for collecting the pressed selected profile 20 threaded with the tops 10. Accordingly, the second feeding assembly is used for moving the selected profile 20 threaded with the wool tops 10 to the position corresponding to the pressing assembly, and is also used for moving the pressed selected profile 20 threaded with the wool tops 10 to the upper part of the material receiving unit.

In this embodiment, the material receiving unit includes a material receiving box 41 and a slideway 42, the material receiving box 41 is arranged at the back of the storage cabinet 12 and corresponds to the bottom of the slideway 42; the slideway 42 is arranged on the bracket and is used for receiving the selected section bar 20 with the wool tops 10 after bending and sliding the selected section bar 20 with the wool tops 10 after bending into the receiving box 41. Specifically, as shown in fig. 3 and 4, the slide rail 42 is provided on the side of the first base 13 and the second base 14 near the rear of the table. If the first base 13 and the second base 14 of the U-shaped structure are divided into a vertical section and a horizontal section, the chute 42 is located on the vertical section near the rear of the table, the inlet of the chute 42 is located on the inner side of the vertical section (near the other vertical section), and the outlet of the chute 42 is located on the outer side of the vertical section (far from the other vertical section). The selected section bar 20 with the wool tops 10 after bending slides in from the inlet of the slideway 42, rolls to the outlet of the slideway 42 along the inclined slideway under the action of the gravity of the selected section bar, and then slides into the material receiving box 41 behind the workbench.

The second feeding assembly further includes a fourth sensor 315 and a fifth sensor 316, the fourth sensor 315 and the fifth sensor 316 are disposed on a moving path of the feeding fixing plate 312, the fourth sensor 315 is used for detecting whether the feeding fixing plate 312 moves in place, and the fifth sensor 316 (also referred to as a home position sensor) is used for detecting whether the feeding fixing plate 312 returns to the original position M (as shown in fig. 8).

The application also provides a control method of the automatic wool top threading and bending device, which comprises the following steps: controlling the positioning assembly to fix the selected section; controlling a first feeding assembly to penetrate wool tops into the selected section bar; controlling the second feeding assembly to move the selected section bar penetrated with the wool tops to the position corresponding to the pressure applying assembly; and controlling the pressing assembly to press the selected profile penetrated with the wool tops to form a radian.

The following describes in detail the steps of the control method of the automatic tops and press bending device according to fig. 1:

when the display control system 326 clicks the run button, the device starts the automatic running program, and when the display control system 326 gives an action instruction to a certain moving part, the moving part makes a corresponding action according to the instruction.

A positioning procedure: the servo motor system 3171 drives the lead screw module system 3172 to return to the system starting point M, and touches the fifth sensor 316, at this time, the second lifting mechanism (positioning up-down cylinder 311) drives the positioning cylinder 222 to ascend to the right, and then the positioning cylinder 222 drives the first sub-clamp 2211 and the second sub-clamp 2212 to clamp the selected section bar and align the selected section bar with the wool top introduction port 141, so as to complete the positioning work.

A wool top penetrating procedure: the rodless cylinder 212 drives the feeding push head 211 to push the wool tops 10 at the bottom of the storage plate 2101 to pass through the wool top introducing port 141 and penetrate into the selected section bar 20, so that the automatic wool top penetrating process is completed. After the wool tops 10 penetrate into the selected section bar 20, the wool top in-place sensor 131 is touched, the display control system 326 receives a wool top in-place signal, the rodless cylinder 211 is controlled to drive the feeding push head 211 to return to the original point, the rodless cylinder in-situ sensor 2104 is touched after the feeding push head is returned to the original point, the wool tops slide to the bottom of the storage plate 2101 under the action of self gravity, and the next pushing is waited.

A feeding process: the selected profile with the wool top threaded thereon is moved by the second feed assembly to the position of the press assembly. Specifically, the driving system 317 drives the feeding fixing plate 312 to move along the sliding rail 314, so as to move the selected section bar 20 to a position right above the lower mold block 3222. Then, the positioning cylinder 222 drives the clamp 221 to release the clamped selected section, and the positioning upper and lower cylinders 311 drives the positioning cylinder 222 and the clamp 221 to integrally descend, so that the selected section is placed on the lower die block and is ready for bending and shaping.

And (3) a bending process: the pressing cylinder 323 drives the upper mold 321 to press down to the position of the second sensor 324, and the set time of the process is kept, and after the set time is reached, the pressing cylinder 323 drives the upper mold 321 to ascend and return to the original point.

A material receiving process: the positioning up-down cylinder 311 drives the positioning cylinder 222 and the clamp 221 to integrally ascend to the position of the selected section bar, the clamp 221 clamps the selected section bar 20, the driving system 317 drives the feeding fixing plate 312 to move along the slide rail 314, and the driving system 317 stops driving until the fourth sensor 315 is touched. The positioning cylinder 222 drives the clamp 221 to release, and the positioning upper and lower cylinders 311 drives the positioning cylinder 222 and the clamp 221 to integrally descend, so that the selected section bar 20 falls to the slide way 42, and finally the selected section bar 20 falls into the storage box 41 due to self gravity.

In summary, the present application has the following advantages: the automatic wool top threading and bending device not only improves the automation degree of the wool top threading and bending process, saves working hours and labor cost, but also realizes quantification of processing indexes of products, ensures the consistency of the products, and improves the overall quality of the products.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. An automatic wool top penetrating and bending device is characterized by comprising a positioning component, a first feeding component, a second feeding component and a pressing component;

the positioning assembly is used for fixing the selected section bar;

2. The automatic wool top threading and bending device according to claim 1, wherein the first feeding assembly comprises a storage device, a feeding pushing head and a linear driving mechanism,

3. The automatic tops and press bending apparatus according to claim 2, wherein the hopper includes a hopper plate configured at an angle to the horizontal, the tops in the hopper plate being slidable along the surface of the hopper plate towards the bottom of the hopper plate.

4. The automated sliver piercing and bending apparatus of claim 2 wherein the positioning assembly comprises a gripper, a gripper manipulator and a first lifting mechanism,

5. The automatic tops and press bending apparatus of claim 4, wherein the pressing assembly comprises:

a bracket arranged on the workbench;

6. The automatic tops and press bending device according to claim 5, wherein the carriage comprises a first base and a second base, the first base being translatable relative to the second base to adjust a distance between the first base and the second base to accommodate selected profiles of different lengths.

7. The automatic wool top threading and bending device according to claim 6, wherein the second base is provided with a wool top introducing port for passing through the wool top, and the first base is provided with a third sensor corresponding to the wool top introducing port, and the third sensor is used for detecting whether the wool top is completely threaded into the selected profile.

8. The automatic tops and bending device according to any one of claims 5 to 7, wherein the second feeding assembly comprises:

9. The automatic tops threading and bending apparatus according to claim 8, wherein the second feeding assembly further includes a fourth sensor and a fifth sensor, the fourth sensor and the fifth sensor are both disposed on a moving path of the feeding fixing plate, the fourth sensor is configured to detect whether the selected section bar reaches the lower die, and the fifth sensor is configured to detect whether the selected section bar reaches the position of the top introduction port.

10. The automatic sliver penetrating and press bending device according to claim 5, further comprising a material receiving unit comprising a material receiving box and a slideway,

the slideway is arranged on the bracket and used for receiving the selected profile which is bent and penetrated with the wool tops and enabling the selected profile which is bent and penetrated with the wool tops to fall into the material receiving box from the slideway.