阅读说明：本技术 一种具有顶起装置的闭式压力机 (Closed press with jacking device ) 是由 王德涛 马飞虎 胡桂祥 于 2021-07-03 设计创作，主要内容包括：本发明涉及一种具有顶起装置的闭式压力机,所述具有顶起装置的闭式压力机包括,驱动箱,所述驱动箱内安装有传动组件,且所述驱动箱的一侧还设置有箱门,加工箱,所述加工箱固定安装在所述驱动箱上,且内侧安装有用于对材料加工的压力组件,出料组件,所述出料组件安装在所述驱动箱的侧端,且与所述传动组件连接,驱动组件,所述驱动组件固定在所述远离所述驱动箱的一侧,所述驱动组件连接所述压力组件,在所述驱动组件工作时带动所述压力组件对材料进行加工的同时,从而解决了出料不便的问题,提高了加工的便利性,提高产量,且无需工作人员顶住材料是否加工完成,材料在加工完成后会自动定出以提升工作人员跟换下一块材料。(The invention relates to a closed press machine with a jacking device, which comprises a driving box, a box door, a processing box, a pressure component and a discharging component, wherein a transmission component is arranged in the driving box, one side of the driving box is also provided with the box door, the processing box is fixedly arranged on the driving box, the inner side of the processing box is provided with the pressure component for processing materials, the discharging component is arranged at the side end of the driving box and is connected with the transmission component, the driving component is fixed at the side far away from the driving box and is connected with the pressure component, when the driving component works, the pressure component is driven to process the materials, so that the problem of inconvenient discharging is solved, the processing convenience is improved, the yield is improved, and whether the processing of the materials is finished or not needs to be carried out by workers, the material can be automatically determined after the processing is finished so as to promote the working personnel to replace the next piece of material.)

1. A blind press with a jack-up device, comprising:

the device comprises a driving box (1), wherein a transmission assembly is arranged in the driving box (1), and a box door (9) is further arranged on one side of the driving box (1);

the processing box (2) is fixedly arranged on the driving box (1), and a pressure assembly for processing materials is arranged on the inner side of the processing box (2);

the discharging assembly is mounted at the side end of the driving box (1) and is connected with the transmission assembly;

the driving assembly is fixed on one side, far away from the driving box (1), of the driving box (2), and is connected with the pressure assembly, and when the driving assembly works, the driving assembly drives the pressure assembly to process materials, and meanwhile, the driving assembly drives the discharging assembly to intermittently eject the materials which are processed.

2. The closed press with the jacking device as claimed in claim 1, wherein the pressure assembly comprises a slide rod (10) penetrating through the processing box (2) and the driving box (1) and slidably connected with the driving box (1) and the processing box (2), one end of the slide rod (10) is provided with a material fixing plate (3) fixedly connected with the slide rod, a clamping groove for fixing a material is formed in the material fixing plate (3), the other end of the slide rod (10) is provided with an elastic assembly connected with the slide rod, and an abutting block (13) for bearing the slide rod (10) is further arranged right below the slide rod (10);

still including running through processing case (2) are kept away from drive case (1) one side is connected drive assembly's transfer line (31), the orientation one side of material fixed plate (3) is provided with fixed connection's processing board (32) with it, business turn over material mouth (4) have still been seted up to one side of processing case (2).

3. A blind press with jacking according to claim 2, characterized in that said transmission assembly comprises a unidirectional transmission structure fixedly mounting said elastic assembly, said unidirectional transmission structure being connected by a transmission belt (17) to a reciprocating structure rotatably mounted in said driving box (1), said reciprocating structure being connected to said discharging assembly.

4. The closed press with the jacking device as recited in claim 2, wherein the discharging assembly comprises two first guide rods (25) which are symmetrically arranged and fixedly mounted at the side end of the driving box (1), a first guide sleeve (23) which is slidably connected with the first guide rods (25) is mounted at the outer side of the first guide rods (25), a material pushing plate (24) which is matched with the material fixing plate (3) for discharging is fixedly mounted on the two first guide sleeves (23), and the side of the first guide sleeve (23) far away from the material pushing plate (24) is connected with the reciprocating structure.

5. The closed press with the jacking device as claimed in claim 2, wherein the driving assembly comprises a first hydraulic tank (5) and a second hydraulic tank (8) fixedly installed on one side of the processing tank (2) far away from the driving tank (1), the second hydraulic tank (8) is communicated with the first hydraulic tank (5) through a connecting pipe (7), a first fixing plate (6) is further installed on one side of the first hydraulic tank (5) far away from the processing tank (2), a motor (30) is fixedly installed on one side of the first fixing plate (6), and an output shaft of an output end of the motor (30) is connected to a pressure transmission structure arranged in the first hydraulic tank (5) and the second hydraulic tank (8).

6. A blind press with lifting device according to claim 2, characterized in that the elastic assembly comprises a second fixing plate (12) fixedly mounted on one end of the slide rod (10) facing the abutment block (13), the second fixing plate (12) is provided with two sets of springs (11) stacked in an arrangement, two ends of the springs (11) are respectively fixedly connected to the inner wall of the driving box (1) and the second fixing plate (12), and the second fixing plate (12) is further fixedly connected to the one-way transmission structure.

7. A blind press with jacking device according to claim 3, wherein said unidirectional transmission structure comprises a pawl plate (14) fixedly mounted on one side of said second fixed plate (12), one side of said pawl plate (14) remote from said second fixed plate (12) is provided with a plurality of pawls (15) movably connected with said pawl plate (14), said pawls (15) are engaged with a ratchet gear (16) rotatably connected in said driving box (1), said ratchet gear (16) is further rotatably connected with said reciprocating structure through a transmission belt (17).

8. A blind press with a jacking device according to claim 3, wherein the reciprocating structure comprises a rotary table (18) rotatably mounted in the driving box (1), a protruding block (19) fixedly connected with the rotary table (18) is mounted at the eccentric position of the rotary table (18), a driving plate (20) is movably sleeved outside the protruding block (19), an incomplete gear (21) is fixedly mounted at one end of the driving plate (20) facing the material pushing plate (24), and the incomplete gear (21) is meshed with a rack plate (22) arranged at the bottom of the first guide sleeve (23).

9. A blind press with a jack-up device according to claim 5, wherein the pressure transmission structure comprises pistons (28) sliding in the first hydraulic tank (5) and the second hydraulic tank (8) in a sealing manner through a guide structure, one of the pistons (28) is fixedly installed in the threaded sleeve, a threaded rod (29) is arranged in the threaded sleeve and is in threaded connection with the threaded sleeve, one end of the threaded rod (29) is fixedly connected with the output shaft of the motor (30), and the other end is rotatably connected with the bottom of the first hydraulic tank (5);

the other piston (28) is arranged in the second hydraulic box (8) and is fixedly connected with the pawl (15).

10. A blind press with jacking according to claim 9, characterized in that said guiding structure comprises two sets of second guiding rods (27) oppositely arranged in said first hydraulic tank (5) and said second hydraulic tank (8), and a second guiding sleeve (26) slidably connected with said second guiding rods (27) is mounted on the outer side of said second guiding rods (27), and said second guiding sleeves (26) are fixedly connected with both sides of said piston (28).

Technical Field

The invention relates to a closed type press machine, in particular to a closed type press machine with a jacking device.

Background

The closed type press is one of common presses, and mainly is a universal press with an exquisite structure. The press machine can be widely applied to the processes of cutting, punching, blanking, bending, riveting, forming and the like, and can be used for processing parts by applying strong pressure on metal blanks to enable metal to generate plastic deformation and fracture.

The closed press is mainly formed by combining four parts, namely an upper-pressing type four-upright-column oil press, a combined control cabinet, an electric heating system, a heat preservation device and a mould conveying rack. The device mainly utilizes a motor to drive a working mechanism through a transmission mechanism to apply technical force to a workpiece.

The transmission mechanism is a belt transmission and gear transmission speed reducing mechanism; the working mechanism comprises a screw mechanism, a crank connecting rod mechanism and a hydraulic cylinder.

In the process of processing the material, the material is required to be fixed in a clamp and is difficult to take out after the processing is finished, so that the parameters are reduced, and the convenience of parameters and operation can be improved if the material is automatically ejected out of a feeding port after the processing is finished.

Disclosure of Invention

The present invention is directed to a blind press having a jack-up device to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a blind press with jack-up device, comprising:

the transmission assembly is arranged in the driving box, and a box door is further arranged on one side of the driving box;

the processing box is fixedly arranged on the driving box, and a pressure assembly for processing materials is arranged on the inner side of the processing box;

the discharging assembly is arranged at the side end of the driving box and is connected with the transmission assembly;

the driving assembly is fixed on one side far away from the driving box and connected with the pressure assembly, and when the driving assembly works, the driving assembly drives the pressure assembly to process materials, and drives the discharging assembly to intermittently eject the processed materials through the transmission assembly.

As a further scheme of the invention: the pressure assembly comprises a sliding rod which penetrates through the processing box and the driving box and is in sliding connection with the driving box and the processing box, one end of the sliding rod is provided with a material fixing plate fixedly connected with the sliding rod, a clamping groove for fixing materials is formed in the material fixing plate, the other end of the sliding rod is provided with an elastic assembly connected with the elastic assembly, and an abutting block for bearing the sliding rod is further arranged right below the sliding rod;

still including running through the processing case is kept away from drive case one side is connected drive assembly's transfer line, the orientation one side of material fixed plate is provided with fixed connection's processing board with it, the business turn over material mouth has still been seted up to one side of processing case.

As a still further scheme of the invention: the transmission assembly comprises a one-way transmission structure fixedly mounted on the elastic assembly, the one-way transmission structure is connected and rotatably mounted on a reciprocating structure in the driving box through a transmission belt, and the reciprocating mechanism is connected to the discharging assembly.

As a further scheme of the invention: the discharging assembly comprises two first guide rods which are symmetrically arranged and fixedly installed at the side end of the driving box, a first guide sleeve which is connected with the first guide rods in a sliding mode is installed on the outer side of each first guide rod, a material pushing plate which is matched with the material fixing plate for discharging is fixedly installed on each first guide sleeve, and one side, away from the material pushing plate, of each first guide sleeve is connected with the reciprocating structure.

As a still further scheme of the invention: the driving assembly comprises a first hydraulic tank and a second hydraulic tank which are fixedly installed on one side of the driving box and far away from the processing box, the second hydraulic tank is communicated with the first hydraulic tank through a connecting pipe, the first hydraulic tank is far away from one side of the processing box, a first fixing plate is further installed on one side of the first fixing plate, a motor is fixedly installed on one side of the first fixing plate, and an output shaft of the output end of the motor is connected to a pressure transmission structure arranged in the first hydraulic tank and the second hydraulic tank.

As a still further scheme of the invention: the elastic assembly comprises a second fixing plate fixedly installed at one end, facing the abutting block, of the sliding rod, two sets of springs stacked are arranged on the second fixing plate, two ends of each spring are fixedly connected to the inner wall of the driving box and the second fixing plate respectively, and the second fixing plate is further fixedly connected with the one-way transmission structure.

As a still further scheme of the invention: the one-way transmission structure comprises a pawl plate fixedly arranged on one side of the second fixed plate, one side of the pawl plate, which is far away from the second fixed plate, is provided with a plurality of pawls movably connected with the pawl plate, the pawls are matched with a ratchet gear which is rotatably connected with the inside of the driving box, and the ratchet gear is also rotatably connected with the reciprocating structure through a transmission belt.

As a still further scheme of the invention: reciprocating structure installs including rotating carousel in the drive box, the eccentric department of carousel installation and its fixed connection's protruding piece, protruding piece outside movable sleeve is equipped with the driving plate, the driving plate orientation the one end fixed mounting of scraping wings has incomplete gear, incomplete gear is in with the setting the rack plate meshing of first guide sleeve bottom.

As a still further scheme of the invention: the pressure transmission structure comprises pistons which slide in the first hydraulic tank and the second hydraulic tank in a sealing manner through a guide structure, one of the pistons is fixedly installed in the threaded sleeve, a threaded rod in threaded connection with the threaded sleeve is arranged in the threaded sleeve, one end of the threaded rod is fixedly connected with an output shaft of the motor, and the other end of the threaded rod is rotatably connected with the bottom of the first hydraulic tank;

the other piston is arranged in the second hydraulic tank and fixedly connected with the pawl.

As a still further scheme of the invention: the guide structure comprises two groups of second guide rods which are oppositely arranged in the first hydraulic tank and the second hydraulic tank, second guide sleeves which are in sliding connection with the second guide rods are installed on the outer sides of the second guide rods, and the second guide sleeves are fixedly connected with two sides of the piston.

Compared with the prior art, the invention has the beneficial effects that: the pressure assembly is driven to erect when the drive assembly works and the material is processed, the ejection processing box of the material which is processed is driven to work by the discharge assembly through the transmission assembly in the stroke of the pressure assembly which comes and goes after the material is processed, so that the material is automatically ejected from the putting part after the material is put into the device and the processing is completed, the problem of inconvenient discharging is solved, the processing convenience is improved, the yield is improved, whether the material is processed or not without the need of a worker for propping the material, and the material can be automatically set out after the processing is completed so as to promote the worker to follow and replace the material.

Drawings

Fig. 1 is a schematic three-dimensional structure of a closed press having a jack-up device.

Fig. 2 is a side view of a blind press with a jack-up device.

Fig. 3 is a front view of a blind press with a jack-up device.

Fig. 4 is a partially enlarged view of a portion a in fig. 2.

Fig. 5 is a schematic view of a rack plate and a partial gear in a side press having a jack-up device.

In the figure: 1-driving box, 2-processing box, 3-material fixing plate, 4-material inlet and outlet, 5-first hydraulic box, 6-first fixing plate, 7-connecting pipe, 8-second hydraulic box, 9-box door, 10-sliding rod, 11-spring, 12-second fixing plate, 13-butting block, 14-pawl plate, 15-pawl, 16-ratchet gear, 17-driving belt, 18-rotary table, 19-protruding block, 20-driving plate, 21-incomplete gear, 22-rack plate, 23-first guide sleeve, 24-material pushing plate, 25-first guide rod, 26-second guide sleeve, 27-second guide rod, 28-piston, 29-threaded rod, 30-motor, 31-driving rod, 32-processing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 5, in an embodiment of the present invention, a blind press having a jack-up device includes:

the device comprises a driving box 1, wherein a transmission assembly is arranged in the driving box 1, and a box door 9 is further arranged on one side of the driving box 1;

the processing box 2 is fixedly arranged on the driving box 1, and a pressure assembly for processing materials is arranged on the inner side of the processing box 2;

the discharging assembly is arranged at the side end of the driving box 1 and is connected with the transmission assembly;

the driving assembly is fixed on one side, away from the driving box 1, of the driving box 2 and connected with the pressure assembly, the driving assembly drives the pressure assembly to process materials, and meanwhile the driving assembly drives the discharging assembly to intermittently eject the processed materials.

In the embodiment of the invention, the driving assembly drives the pressure assembly to vertically process the material when working, the discharging assembly is driven to work by the transmission assembly in the reciprocating stroke after the pressure assembly finishes processing the material to eject the processed material out of the processing box 2, so that the material is automatically ejected out of the putting position after being put into the device to be processed, the problem of inconvenient discharging is solved, the processing convenience is improved, the yield is improved, whether the processing of the material is finished is not required to be jacked by a worker, and the material can be automatically set out after the processing is finished to promote the worker to replace the next material.

In another embodiment of the present invention, the pressure assembly includes a sliding rod 10 penetrating through the processing box 2 and the driving box 1 and slidably connected to the driving box 1 and the processing box 2, one end of the sliding rod 10 is provided with a material fixing plate 3 fixedly connected thereto, the material fixing plate 3 is provided with a clamping groove for fixing a material, the other end of the sliding rod 10 is provided with an elastic assembly connected thereto, and an abutting block 13 for receiving the sliding rod 10 is further provided right below the sliding rod 10;

still including running through processing case 2 is kept away from drive case 1 one side is connected drive assembly's transfer line 31, the orientation one side of material fixed plate 3 is provided with fixed connection's processing board 32 with it, business turn over material mouth 4 has still been seted up to one side of processing case 2.

In the embodiment of the invention, when the material is prevented from entering the clamping groove on the fixed plate 3 during the processing of the material, the driving assembly is started, the driving belt rod 31 is driven to vertically descend when the driving assembly works, the processing plate 32 is driven to move along with the driving assembly when the driving assembly moves, the fixed plate 3 is driven to vertically move towards the direction far away from the processing plate 32 when the material is stressed, meanwhile, the sliding rod 10 drives the elastic assembly to work, and when the sliding rod 10 abuts against the abutting block 13, the processing plate 32 applies pressure to the material for processing.

In another embodiment of the invention, the transmission assembly comprises a one-way transmission structure fixedly mounted on the elastic assembly, the one-way transmission structure is connected with a reciprocating structure rotatably mounted in the driving box 1 through a transmission belt 17, and the reciprocating structure is connected with the discharging assembly.

In the embodiment of the invention, the elastic component is driven to move along when the sliding rod 10 moves vertically, the unidirectional transmission structure is driven to work in the return stroke of the stroke after the elastic component moves vertically, the reciprocating structure is driven to work through the transmission belt 17 when the unidirectional transmission structure works, and the discharging component is driven to work when the reciprocating structure works.

In another embodiment of the present invention, the discharging assembly includes two symmetrically arranged first guide rods 25 fixedly installed at a side end of the driving box 1, a first guide sleeve 23 slidably connected to the first guide rods 25 is installed at an outer side of the first guide rods 25, a material pushing plate 24 matched with the material fixing plate 3 for discharging is fixedly installed on the two first guide sleeves 23, and a side of the first guide sleeve 23 away from the material pushing plate 24 is connected to the reciprocating structure.

In the embodiment of the invention, when the reciprocating structure works, the first guide sleeve 23 is driven to do a single reciprocating motion outside the first guide rod 25, when the first guide sleeve 23 moves, the material pushing plate 24 is driven to follow the motion, and when the material pushing plate 24 moves, the material on the material fixing plate 3 is pushed out from the material inlet/outlet 4.

In another embodiment of the present invention, the driving assembly includes a first hydraulic tank 5 and a second hydraulic tank 8 fixedly installed on a side of the processing tank 2 away from the driving tank 1, the second hydraulic tank 8 is communicated with the first hydraulic tank 5 through a connecting pipe 7, a first fixing plate 6 is further installed on a side of the first hydraulic tank 5 away from the processing tank 2, a motor 30 is fixedly installed on one side of the first fixing plate 6, and an output shaft of an output end of the motor 30 is connected to a pressure transmission structure provided in the first hydraulic tank 5 and the second hydraulic tank 8.

In the embodiment of the present invention, when the motor 30 operates, the output shaft of the output end drives the pressure transmission structure to vertically descend or ascend, at this time, the hydraulic oil in the first hydraulic tank 5 is filled into the second hydraulic tank 8 or is drawn back through the connecting pipe 7, and at this time, the transmission rod 31 is driven by the pressure transmission structure to vertically ascend or descend.

In another embodiment of the present invention, the elastic assembly includes a second fixing plate 12 fixedly installed at one end of the sliding rod 10 facing the abutting block 13, two sets of stacked springs 11 are disposed on the second fixing plate 12, two ends of the springs 11 are respectively and fixedly connected to the inner wall of the driving box 1 and the second fixing plate 12, and the second fixing plate 12 is further fixedly connected to the one-way transmission structure.

In the embodiment of the invention, when the sliding rod 10 moves vertically, the second fixing plate 12 is driven to move along with the sliding rod, and the spring 11 is simultaneously stretched, when the sliding rod 10 is not stressed, the spring 11 drives the sliding rod 10 to vertically ascend through the second fixing plate 12, and drives the one-way transmission structure to work when the second fixing plate 12 ascends;

it should be noted that the spring 11 is a supporting point of the sliding rod 10 when the material fixing plate 3 is not stressed, so that the spring has to be a group of twelve o 'clock and six o' clock directions, and a group of nine o 'clock and three o' clock directions, thereby improving stability.

In another embodiment of the present invention, the one-way transmission structure comprises a pawl plate 14 fixedly installed on one side of the second fixed plate 12, a plurality of pawls 15 movably connected to the pawl plate 14 are disposed on one side of the pawl plate 14 away from the second fixed plate 12, the pawls 15 are engaged with a ratchet gear 16 rotatably connected to the inside of the driving box 1, and the ratchet gear 16 is further rotatably connected to the reciprocating structure through a transmission belt 17.

In the embodiment of the present invention, when the second fixing plate 12 is vertically lowered, the pawl 15 and the pawl plate 14 do not rotate the ratchet gear 16, when the second fixing plate 12 is vertically raised, the pawl 15 is driven by the pawl plate 14 to be raised, and at this time, the pawl 15 drives the ratchet gear 16 to rotate, and when the ratchet gear 16 rotates, the reciprocating structure is driven by the transmission belt 17 to work.

In another embodiment of the present invention, the reciprocating structure comprises a rotating disc 18 rotatably mounted in the driving box 1, a protruding block 19 fixedly connected to the rotating disc 18 is mounted at an eccentric position of the rotating disc 18, a driving plate 20 is movably sleeved outside the protruding block 19, an incomplete gear 21 is fixedly mounted at one end of the driving plate 20 facing the material pushing plate 24, and the incomplete gear 21 is engaged with a rack plate 22 disposed at the bottom of the first guiding sleeve 23.

In the embodiment of the invention, the transmission plate 20 is driven to swing through the convex block 19 when the rotary table 18 rotates, the incomplete gear 21 is driven to swing along with the swinging when the transmission plate 20 swings, the incomplete gear 21 is driven to rotate back and forth along the circle center when the incomplete gear 21 swings, the rack plate 22 is driven to move horizontally when the incomplete gear 21 moves, and the first guide sleeve 23 is driven to move along with the rack plate 22 when the rack plate 22 moves.

In another embodiment of the present invention, the pressure transmission structure includes pistons 28 sliding in the first hydraulic tank 5 and the second hydraulic tank 8 in a sealing manner through a guiding structure, one of the pistons 28 is fixedly installed in the threaded sleeve, a threaded rod 29 in threaded connection with the threaded sleeve is arranged in the threaded sleeve, one end of the threaded rod 29 is fixedly connected to the output shaft of the motor 30, and the other end is rotatably connected to the bottom of the first hydraulic tank 5;

the other piston 28 is located in the second hydraulic tank 8 and is fixedly connected to the transmission rod 31.

In the embodiment of the invention, when the motor 30 works, the output shaft of the output end drives the threaded rod 29 to rotate, when the threaded rod 29 rotates, the threaded sleeve drives the piston 28 to vertically ascend or descend, when the piston 28 ascends, the hydraulic oil in the first hydraulic tank 5 is conveyed into the second hydraulic tank 8 through the connecting pipe 7, at the moment, the piston 28 in the second hydraulic tank 8 vertically descends due to the increase of the hydraulic oil in the second hydraulic tank 8, and similarly, the piston 28 in the first hydraulic tank 5 descends and the other piston 28 ascends.

In another embodiment of the present invention, the guiding structure includes two sets of second guiding rods 27 oppositely disposed in the first hydraulic tank 5 and the second hydraulic tank 8, a second guiding sleeve 26 slidably connected to each of the second guiding rods 27 is mounted on the outer side of each of the second guiding rods 27, and the second guiding sleeves 26 are fixedly connected to two sides of the piston 28.

In the embodiment of the present invention, the piston 28 drives the second guiding sleeve 26 to vertically slide outside the second guiding rod 27, so as to perform the guiding function and the limiting function.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.