CN111644863A

CN111644863A - Closing device and automatic unloader

Info

Publication number: CN111644863A
Application number: CN202010527468.1A
Authority: CN
Inventors: 陈国炎; 管小丽; 孙奎洲; 陈修祥; 李奇林; 谢尧; 张静
Original assignee: Jiangsu University of Technology
Current assignee: Jiangsu University of Technology
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-09-11

Abstract

The invention relates to the field of automatic blanking of sectional materials, in particular to a pressing device and an automatic blanking device. A compression device, comprising: the free end of the pressing plate is provided with a first notch; the lower pressing plate is fixedly assembled, and a second notch is formed in the lower pressing plate; the first driving piece drives the free end of the pressing plate to move towards the lower pressing plate so as to press the section bar, and the first notch corresponds to the second notch in position in a pressing state. The technical problems that in the prior art, a pressing device cannot position a cutting part, only one end of a cutting point of a section bar can be pressed by the pressing device, other pressing devices are required to be fixed at the other end of the pressing device, the structure is complex, the distance between two pressing action points is large, and the cutting precision is low are solved.

Description

Closing device and automatic unloader

Technical Field

The invention relates to the field of automatic blanking of sectional materials, in particular to a pressing device and an automatic blanking device.

Background

The lock core is a main part for controlling the lock to be unlocked, is the heart of the lock, is a core part which can rotate along with a key and drive the lock bolt to move, has extremely high precision requirement, and the blanking machine is used as an important ring for processing the lock core and is a machine for pressing a cutting die by means of the acting force of the machine movement to cut and process materials. Modern blanking machines have changed to the extent that advanced techniques such as high pressure water jets, ultrasound, etc. have been used in leather punching techniques, but they have been incorporated into blanking machine-like devices. The blanking machine is indispensable equipment in some light industry. What more use in the lock core field is mechanical type blanking machine, and traditional lock core blanking machine is because the section bar is carrying with compress tightly not good or the cutter does not have the counterpoint good when cutting the section bar, when the cutting, because mechanical vibration leads to the cutting to appear the deviation, and the section bar of cutting out has the cutting face unevenness, can not reach the required precision of manufacturing, and the finished product disability rate is high.

Disclosure of Invention

The invention provides a pressing device and an automatic blanking device, and aims to solve the technical problems that in the prior art, the pressing device cannot position a cutting piece, only one end of a cutting point of a section can be pressed by the pressing device, other pressing devices are required to be arranged for fixing the other end of the section, the structure is complex, the distance between two pressing action points is large, and the cutting precision is low.

The technical scheme of the invention is as follows:

a compression device, comprising: the free end of the pressing plate is provided with a first notch; the lower pressing plate is fixedly assembled, and a second notch is formed in the lower pressing plate; the first driving piece drives the free end of the pressing plate to move towards the lower pressing plate so as to press the section bar, and the first notch corresponds to the second notch in position in a pressing state.

According to the pressing device, the free end of the pressing plate is matched with the lower pressing plate to press the section, and the cutting piece can stretch into the cutting section from the first notch on the pressing plate and the second notch on the lower pressing plate. In the cutting process, the first notch and the second notch can play a role in limiting the cutting piece, so that the cutting point is prevented from being misplaced; in addition, both sides of the cutting point are pressed tightly, the distance is short, the mechanical vibration amplitude is small in the cutting process, and the cutting precision is high.

According to one embodiment of the invention, the compacting plate is hinged and the first driving element drives the compacting plate to swing.

According to one embodiment of the invention, the first driving member drives the compacting plate to move in a translational manner towards or away from the lower pressing plate.

An automatic blanking device comprises the pressing device and the cutting device, wherein the cutting device comprises a cutting piece, and the cutting piece stretches into the first notch and the second notch to cut a section.

According to the automatic blanking device, the free end of the pressing plate is matched with the lower pressing plate to press the profile, the first notch corresponds to the second notch in position, and the cutting piece slides downwards along the first guide rail in an inclined mode under the driving of the first linear module and extends into the first notch and the second notch; the cutting piece is driven by the second driving piece to rotate to cut the section. In the cutting process, the first notch and the second notch can play a role in limiting the cutting piece, and the cutting point is prevented from being misplaced. After the cutting is finished, the cutting piece and the second driving piece deviate from the pressing device to slide along the first guide rail under the driving of the first linear module, and the cutting piece and the second driving piece are separated from the first notch and the second notch.

According to one embodiment of the invention, the width of the first and second indentations is greater than the thickness of the cutting member of the cutting device.

According to one embodiment of the invention, the cutting device comprises a second driving element and a first linear module, the second driving element drives the cutting element to rotate so as to cut the section bar, the second driving element and the cutting element are assembled in a sliding mode, and the first linear module drives the second driving element and the cutting element to reciprocate linearly.

According to one embodiment of the invention, the second drive element and the cutting element are mounted by means of a slide on a first guide rail, which extends obliquely downwards.

According to one embodiment of the invention, the device further comprises a profile conveying device, the profile conveying device conveys the profile to the pressing device, the profile conveying device comprises a second linear die set and a first clamping piece, the first clamping piece is used for clamping the profile, and the second linear die set drives the first clamping piece to reciprocate linearly.

According to one embodiment of the invention, the pre-positioning device comprises a positioning plate, the positioning plate can be driven by the third driving piece to move between the profile conveying device and the pressing device, and the end of the profile conveyed by the profile conveying device abuts against the positioning plate to realize pre-positioning.

According to one embodiment of the invention, the device further comprises a discharging device, the discharging device clamps and conveys the cut section, the discharging device comprises a second clamping element, the second clamping element is assembled in a secondary lifting mode, and the second clamping element is driven by a third linear module to reciprocate.

Based on the technical scheme, the invention can realize the following technical effects:

1. according to the pressing device, the free end of the pressing plate is matched with the lower pressing plate to press the section, and the cutting piece can stretch into the cutting section from the first notch on the pressing plate and the second notch on the lower pressing plate. In the cutting process, the first notch and the second notch can play a role in limiting the cutting piece, so that the cutting point is prevented from being misplaced; in addition, both sides of the cutting point are pressed tightly, the distance is short, the mechanical vibration amplitude is small in the cutting process, and the cutting precision is high. The hold-down plate may be hinged or translationally mounted as long as it can be realized that its free end can be moved towards the lower hold-down plate to engage the lower hold-down plate to hold down the profile. When the pressing plate is hinged, the first driving piece can telescopically drive the pressing plate to swing so as to enable the free end of the pressing plate to be close to or far away from the lower pressing plate; when the pressing plate is assembled in a translation mode, the pressing plate can integrally move towards or away from the lower pressing plate under the driving of the first driving piece, and the pressing plate and the lower pressing plate can be matched to press the section bar;

2. according to the automatic blanking device, the pressing device can realize the matching of the cutting device, the cutting piece can cut the section under the driving of the second driving piece, the cutting piece can slide and extend into the two notches to cut the section under the driving of the third driving piece, and can also slide and depart from the two notches under the driving of the third driving piece, so that the section can be conveyed and blanked, and the next cutting is convenient to carry out. The first guide rail for sliding the cutting piece extends obliquely downwards, so that the interference between the first guide rail and an adjacent device can be avoided. In the invention, the section bar conveying device is adjacent to the cutting device, interference between the cutting piece and the first clamping piece and between the cutting piece and the second linear module can be avoided by arranging the first guide rail in an inclined manner, the section bar conveying device and the cutting device can be matched to work without large distance, and the structure is compact;

3. the automatic blanking device is also provided with a pre-positioning device, the pre-positioning device is arranged between the section conveying device and the pressing device and can pre-position the end part of the section conveyed by the section conveying device, and the pre-positioned section is conveyed to the pressing device by the section conveying device and is pressed tightly, so that the accurate control of the position of the section can be improved, the size of the cut section can be controlled, and the processing precision can be ensured; furthermore, the positioning plate of the pre-positioning device can be driven by the fifth driving piece to move to the working position to pre-position the section bar, and after the pre-positioning is finished, the positioning plate can also be driven by the fifth driving piece to leave the working position without influencing the conveying of the section bar to the pressing device, so that the structure is compact, and the accurate control of the section bar can be realized; the positioning plate of the pre-positioning device moves to a position between the section conveying device and the pressing device under the driving of the fifth driving piece, and the section conveyed by the section conveying device is abutted against the positioning plate so as to accurately remove the stub bars on the section of the section.

4. According to the automatic blanking device, the second clamping piece of the discharging device can move linearly under the driving of the third linear module to clamp and convey the cut section bar, and can also move up and down along the first supporting frame under the driving of the lifting driving device, the first supporting frame can move up and down along the second supporting frame, so that secondary lifting movement is realized, the second clamping piece can be prevented from touching the cutting device in movement, the discharging device and the cutting device can work cooperatively without a large distance, interference is avoided, and the structure is compact.

Drawings

FIG. 1 is a schematic view of a pressing device;

FIG. 2 is a schematic structural view of an automatic blanking device of the present invention

FIG. 3 is a schematic structural view of a cutting device;

FIG. 4 is a schematic view of a partial structure of a cutting device

FIG. 5 is a schematic view of the cutting device and the pressing device

FIG. 6 is a schematic structural diagram of a profile conveying device;

FIG. 7 is a schematic diagram of a pre-positioning device;

FIG. 8 is a schematic structural view of a discharging device;

FIG. 9 is a partial schematic view of the top end of the discharging device

In the figure: 1-a compression device; 11-a compacting plate; 111-a first notch; 12-a lower press plate; 121-a second notch; 13-a first drive member; 2-a cutting device; 21-a cutting member; 22-a rotating shaft; 23-a second drive member; 24-a first transmission assembly; 25-a first slide assembly; 251-a first slider; 252 — a first guide rail; 26-a first mount; 27-a first linear module; 271-a screw rod; 272-a nut; 28-a third drive member; 29-a second transmission assembly; 20-a support; 3-a profile conveying device; 31-a first clamping member; 311-a first clamping cylinder; 32-a fourth drive; 33-a third transmission assembly; 34-a second linear module; 35-a second slide assembly; 351-a second slider; 352-a second guide rail; 36-a second mount; 4-a pre-positioning device; 41-a positioning plate; 42-a fifth driving member; 5-a discharging device; 51-a sixth drive member; 52-a fourth transmission assembly; 53-third straight line module; 54-a third slide assembly; 541-a third guide rail; 542-third slider; 55-a third mount; 56-a second clamping member; 561-second clamping cylinder; 57-a fourth slide assembly; 571-a fourth guide rail; 572-a fourth slider; 58-lifting driving device; 59-a fourth mount; 501-a first support frame; 502-a second support; 7-section bar.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

As shown in fig. 1 to 9, the present embodiment provides a pressing device, which includes a pressing plate 11 and a lower pressing plate 12, wherein the lower pressing plate 12 is fixedly assembled, a pressing end of the lower pressing plate 12 is fixedly assembled with a projection, and a pressing end of the lower pressing plate 12 is provided with a second notch 121; the pressure strip 11 is movably assembled, a first notch 111 is arranged at the free end of the pressure strip 11, the free end of the pressure strip 11 can be driven by the first driving piece 13 to move close to the pressing end of the lower pressure plate 12 so as to press the section bar, when the pressure device 1 is in a pressing state, the free end of the pressure strip 11 is located above the pressing end of the lower pressure plate 12, and the first notch 111 corresponds to the second notch 121.

The compacting plate 11 is movably mounted so that its free end can move closer to or away from the compacting end of the lower plate 12. Specifically, the compacting plate 11 may be hinged and assembled, and the first driving member 13 is a telescopic driving member, and a telescopic end of the telescopic driving member is movably connected to the compacting plate 11 to push the compacting plate 11 to swing along a hinge point. According to the embodiment, a hinged seat is arranged and fixedly arranged on the upper surface of the lower pressing plate 12, the middle part of the pressing plate 11 is hinged on the hinged seat, the first driving part 13 is arranged on the lower pressing plate 12, the telescopic end of the first driving part is movably connected with one end, far away from the free end, of the pressing plate 11, and the first driving part 13 telescopically pushes the pressing plate 11 to swing along the hinged point. Besides, the hinge point of the pressing plate 11 can be located at one end far away from the free end, and the first driving member 13 acts on the middle portion of the pressing plate 11 to drive the pressing plate 11 to swing, so long as the pressing plate 11 can swing to enable the free end to be close to or far away from the lower pressing plate 12. The compacting plate 11 can be supported and driven by the first driving part 13, the compacting plate 11 can be driven by the first driving part 13 to move towards or away from the lower pressing plate 12 in a translation manner, in order to ensure stability, at least two first driving parts 13 can be arranged, the at least two first driving parts 13 are arranged on the lower pressing plate 12 in parallel and move synchronously, the telescopic ends of the at least two first driving parts 13 are connected with the compacting plate 11, and all the first driving parts 13 move synchronously to drive the compacting plate 11 to move towards or away from the lower pressing plate 12 in a translation manner. The first driver 13 may be selected from, but not limited to, a pneumatic cylinder.

When the pressing device presses the profile 7 for cutting, the first notch 111 and the second notch 121 can limit the position of the cutting point together, preferably, the first notch 111 is located in the middle of the free end of the pressing plate 11 to ensure that the two sides of the cutting point are subjected to the same pressing force and ensure the cutting stability; further preferably, the width of the pressing end of the lower pressing plate 12 is not smaller than the width of the pressing plate 11.

The embodiment also provides an automatic blanking device, which comprises a pressing device 1 and a cutting device 2, wherein the cutting device 2 comprises a cutting piece 21, the cutting piece 21 is driven by a second driving piece 23 to rotate to cut the profile, and the cutting piece 21 can slide to a working position to execute a cutting task under the drive of a first linear module 27; when cutting is not needed, the cutting member 21 can be driven by the first linear module 27 to leave the working position, so as to prevent interference with the work of other structures.

In this embodiment, the cutting element 21 is a cutter head, the cutting element 21 is rotatably mounted on the first mounting seat 26 through the rotating shaft 22, the second driving element 23 is optionally but not limited to a motor, the second driving element 23 is also mounted on the first mounting seat 26, and the second driving element 23 drives the cutting element 21 to rotate through the first transmission assembly 24. The first transmission assembly 24 may be a pulley or a gear mesh transmission. The first mounting seat 26 is slidably mounted on the first guide rail 252, specifically, the first guide rail 252 is disposed obliquely, the first mounting seat 26 is slidably mounted on the first guide rail 252 through the first sliding block 251, and the first mounting seat 26 can drive the cutting element 21 and the second driving element 23 thereon to synchronously slide along the first guide rail 252 under the driving of the third driving element 28. Preferably, the number of the first guide rails 252 is two, the two second guide rails 252 are arranged in parallel on the upper surface of the support 20, and the upper surface of the support 20 is arranged obliquely downward toward the pressing device 1, so that the heights of the two first guide rails 252 are gradually reduced in a direction approaching the pressing device 1; the third driving member 28 can be accommodated in an accommodating space formed below the support 20, and the first mounting seat 26 is driven by the third driving member 28 to slide back and forth through the first linear module 27. The first linear module 27 can be a lead screw nut assembly, the lead screw 271 is rotatably disposed on the support 20 along a direction parallel to the first guide rail 252, the nut 272 is fixedly connected to the bottom surface of the first mounting seat 26, and when the third driving member 28 drives the lead screw 271 to rotate, the nut 272 thereon can drive the first mounting seat 26 and the cutting member 21 and the second driving member 23 thereon to linearly move along the first guide rail 252. The third driving member 28 can be selected from, but not limited to, a motor, the driving end of the third driving member 28 drives the lead screw 271 to rotate through the second transmission assembly 29, and the second transmission assembly 29 can be a pulley or a gear set.

The cutting device 2 and the pressing device 1 work in a matched mode, the pressing device 1 presses the section, the third driving piece 28 drives the cutting piece 21 to move close to the pressing device 1, the second driving piece 23 drives the cutting piece 21 to rotate, and the cutting piece 21 extends into the first notch 111 and the second notch 121 of the pressing device 1 to cut the section 7; when it is not necessary to cut the profile 7, the third drive 28 moves the cutting member 21 away from the pressing device 1.

The device further comprises a section conveying device 3, and the section conveying device 3 conveys the section to the pressing device 1 so as to press the section and facilitate the cutting device 2 to cut the section. The section conveying device 3 is located at the upstream of the pressing device 1, the section conveying device 3 comprises a first clamping piece 31, a second mounting seat 36 and a fourth driving piece 32, the first clamping piece 31 is mounted on the second mounting seat 36 through a supporting frame, the second mounting seat 36 is assembled in a sliding mode through a second sliding assembly 35, and the fourth driving piece 32 drives the second mounting seat 36 and the first clamping piece 31 on the second mounting seat 36 to move linearly in a reciprocating mode. Specifically, the second sliding assembly 35 includes two second sliding blocks 351 and two second guide rails 352, the two second guide rails 352 are arranged in parallel, and the second mounting seat 36 is slidably engaged with the two second guide rails 352 through the two second sliding blocks 351. Specifically, the fourth driving member 32 drives the second mounting base 36 and the first clamping member 31 thereon to slide along the second guide rail 352 through the second linear module 34. In this embodiment, the second linear module 34 adopts a screw nut structure identical to that of the first linear module, the fourth driving member 32 drives the screw rod to rotate through the second transmission assembly 33, and the nut on the screw rod drives the second mounting base 36 to move linearly along the second guide rail 352. The second transmission assembly 33 may be a pulley or a gear mesh transmission. The first clamping part 31 comprises two clamping jaws which are moved towards each other or away from each other by the first clamping cylinder 311 to clamp or release the profile.

The automatic blanking device further comprises a pre-positioning device 4, the pre-positioning device 4 is located between the section conveying device 3 and the pressing device 1, the pre-positioning device 4 can pre-position the section 7 conveyed by the section conveying device 3, the pre-positioned section 7 is conveyed to the pressing device 1 to be pressed, the cutting device 2 can cut the section, the pre-positioning device 4 comprises a positioning plate 41 and a fifth driving piece 42, the positioning plate 41 is hinged and assembled, the positioning plate 41 can swing to a position between the section conveying device 3 and the pressing device 1 under the driving of the fifth driving piece 42, and the end part of the section conveyed by the section conveying device 3 can abut against the plate surface of the positioning plate 41 to achieve pre-positioning; when the pre-positioning is not needed, the fifth driving member 42 can drive the positioning plate 41 to swing to other positions without affecting the conveying of the section bar. The fifth driving member 42 is an optional but not limited to an air cylinder, and the telescopic end of the fifth driving member 42 extends and retracts to drive the positioning plate 41 to swing to the pre-positioning station.

The discharging device 5 is located at the rear end of the pressing device 1, the discharging device 5 comprises a second clamping piece 56, the second clamping piece 56 can clamp or release the section under the driving of a second clamping cylinder 561, and the second clamping piece 56 and the second clamping cylinder 561 are assembled in a two-stage lifting mode. The second clamping member 56 and the second clamping cylinder 561 are fixed on the third mounting base 55, the third mounting base 55 is slidably mounted on the first support frame 501 through a fourth sliding assembly 57, the fourth sliding assembly 57 includes a fourth guide rail 571 and a fourth slider 572, the fourth guide rail 571 is vertically arranged, the third mounting base 55 is fixedly connected with the fourth slider 572, the fourth slider 572 is slidably mounted on the fourth guide rail 571, and the lifting driving device 58 drives the third mounting base 55 to move up and down along the fourth guide rail 571, so as to realize primary lifting. Preferably, the third mounting seat 55 is a U-shaped mounting seat, and the second clamping member 56 and the second clamping cylinder 561 are mounted at the lower end of the U-shaped mounting seat, so that the second clamping member 56 is always located below the fourth slider 572, and when the second clamping member 56 moves up and down along the fourth guide rail 571, the second clamping member 56 can extend out of the fourth guide rail 571 as much as possible, thereby avoiding the interference of the fourth guide rail 571 with the second clamping member 56.

The first support frame 501 is slidably assembled on the second support frame 502, the second support frame 502 is vertically assembled on the fourth mounting seat 59, the first support frame 501 extends laterally to form a connecting end, the connecting end of the first support frame 501 is slidably assembled on the second support frame 502, the first support frame 501 is adjustable in height on the second support frame 502, and the first support frame 501 and the second support frame 502 can be locked by locking pieces after being adjusted to a required height. The fourth mounting seat 59 is slidably assembled through the third sliding assembly 54 and moves linearly under the driving of the sixth driving element 51, specifically, the third sliding assembly 54 includes a third guide rail 541 and a third slider 542, the fourth mounting seat 59 is slidably assembled on the third guide rail 541 through the third slider 542, the fourth mounting seat 59 slides along the third guide rail 541 under the driving of the sixth driving element 51, the sixth driving element 51 is optionally, but not limited to, a motor, and the sixth driving element 51 drives the fourth mounting seat 59 to move linearly through the third linear module 53. The third linear module 53 is optional but not limited to a lead screw nut. The sixth driving member 51 can drive the third linear module 53 to operate through the fourth transmission assembly 52.

Based on above-mentioned structure, the theory of operation of the automatic unloader of this embodiment is:

1. and removing a stub bar, removing a flaw part (the length is shorter by about 8mm) on the end surface of the top end of the profile due to the processing, transportation and the like of the profile, hinging and assembling a positioning plate 41 of the pre-positioning device, driving the positioning plate 41 to swing to a position between the profile conveying device 3 and the pressing device 1 under the driving of a fifth driving piece 42, and abutting the end part of the profile 7 conveyed by the profile conveying device 3 against the surface of the positioning plate 41 to realize pre-positioning. After the positioning is finished, the positioning plate 41 leaves the pre-positioning working position under the driving of the fifth driving element 42, the profile conveying device 3 conveys the profile into the pressing device 1, the free end of the pressing plate 11 of the pressing device 1 is matched with the pressing end of the lower pressing plate 12 to press the profile under the driving of the first driving element 13, and the first notch 111 corresponds to the second notch 121. The cutting member 21 slides to the position of the pressing device under the driving of the first linear module 27, the cutting member 21 rotates to cut the section under the driving of the second driving member 23, the section is cut, and the cutting member 21 can slide away from the cutting working position under the driving of the first linear module 27 to complete the removal of the stub bar.

2. And (4) normal operation: after the stub bar removing operation is completed, the cutting device 2 returns to the initial position, the pressing device 1 continues to operate, the profile conveying device 1 moves to a corresponding position under the action of the fourth driving part 32 according to the required length of the profile 7, the pressing device 1 releases the profile 7 while the first clamping part 31 clamps the profile 7, the profile conveying device 1 conveys the profile 7 to a required position, the pressing device 1 presses the profile 7, the cutting part 21 slides to a cutting working position under the driving of the first linear module 27 and rotates to cut the profile 7 under the driving of the second driving part 23, the second clamping part 56 in the discharging device 5 slides towards the pressing device 1 under the driving of the sixth driving part 51 and the third linear module 53, after the profile is in place, the lifting driving device 58 adjusts the height of the second clamping part 56, and the second clamping cylinder 561 controls the second clamping part 56 to clamp the cut profile 7, the pressing device 1 loosens the section bar, the second clamping piece 56 is used for clamping the section bar and ascends under the driving of the lifting driving device 58, meanwhile, the sixth driving piece 51 and the third linear module 53 are used for driving the second clamping piece 56 to slide away from the pressing device 1, so that the blank section bar is placed at a connecting station, one-time material processing is completed, and the process is repeated.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A compression device, comprising:

the pressing plate (11), the free end of the pressing plate (11) is provided with a first notch (111);

the lower pressing plate (12), the lower pressing plate (12) is fixedly assembled, and a second notch (121) is formed in the lower pressing plate (12);

the first driving piece (13) drives the free end of the pressing plate (11) to move towards the lower pressing plate (12) so as to press the profile, and the first notch (111) corresponds to the second notch (121) in the pressing state.

2. Press device as in claim 1, characterized in that said press plate (11) is hinged assembled, said first driving element (13) driving said press plate (11) to swing.

3. Press device according to claim 1, wherein the first drive member (13) translates the press plate (11) towards or away from the lower press plate (12).

4. An automatic blanking device, characterized in that it comprises a pressing device (1) according to any one of claims 1 to 3 and a cutting device (2), said cutting device comprising a cutting member (21), said cutting member (21) extending into said first notch (111) and said second notch (121) to cut the profile.

5. An automatic blanking device according to claim 4, characterized in that the width of said first (111) and second (121) notches is greater than the thickness of the cutting member (21) of the cutting device.

6. An automatic blanking device according to claim 4 or 5, characterized in that said cutting device comprises a second driving member (23) and a first linear module (27), said second driving member (23) driving said cutting member (21) in rotation to cut the profile, said second driving member (23) and said cutting member (21) being slidably assembled, said first linear module (27) driving said second driving member (23) and said cutting member (21) in linear reciprocating motion.

7. An automatic blanking device according to claim 6, characterized in that said second driving member (23) and said cutting member (21) are fitted by means of sliding blocks on a first guide rail (252), said first guide rail (252) extending obliquely downwards.

8. An automatic blanking device according to claim 4, characterized in that it further comprises a section bar conveying device (3), said section bar conveying device (3) conveying the section bar to the pressing device (1), said section bar conveying device (3) comprising a second linear die set (34) and a first clamping member (31), said first clamping member (31) being used for clamping the section bar, said second linear die set (34) driving said first clamping member (31) to reciprocate linearly.

9. An automatic blanking device according to claim 8, characterized in that it further comprises a pre-positioning device (4), said pre-positioning device (4) comprising a positioning plate (41), said positioning plate (41) being movable between the profile conveyor (3) and the pressing device (1) by a fifth driving member (42), the end of the profile conveyed by said profile conveyor (3) abutting against said positioning plate (41) to achieve pre-positioning.

10. The automatic blanking device according to the claim 4, characterized by further comprising a discharging device (5), wherein the discharging device (5) clamps and conveys the cut section bar, the discharging device (5) comprises a second clamping member (56), the second clamping member (56) is assembled by two-stage lifting, and the second clamping member (56) reciprocates under the driving of a third linear module (53).