CN111804808A

CN111804808A - Multistage machine-shaping equipment of curtain connecting piece

Info

Publication number: CN111804808A
Application number: CN202010726432.6A
Authority: CN
Inventors: 张小鸯
Original assignee: Zhejiang Yanji Technology Co Ltd
Current assignee: Zhejiang Yanji Technology Co Ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2020-10-23

Abstract

The invention relates to curtain wall connecting piece multistage processing and forming equipment, which comprises a workbench, a clamping mechanism and a blanking mechanism, wherein the clamping mechanism is arranged in the middle of the upper end of the workbench, the blanking mechanism is arranged above the clamping mechanism, the curtain wall connecting piece multistage processing and forming is carried out by adopting the design concept of a structure integrating continuous punching and cutting, so that the processing and forming steps are simplified, the processing and forming efficiency is improved, a plurality of structures with pressing effects are arranged aiming at the punching and cutting of a plate, so that the aim of improving the punching and cutting quality is fulfilled, meanwhile, the device can carry out omnibearing limiting operation on the plate, and a centralized collecting and storing structure is arranged aiming at punching waste materials.

Description

Multistage machine-shaping equipment of curtain connecting piece

Technical Field

The invention relates to the technical field of curtain wall part machining, in particular to multistage machining and forming equipment for a curtain wall connecting piece.

Background

The curtain wall is a light wall with decorative effect commonly used in modern large and high-rise buildings, and consists of a panel and a supporting structure system, the curtain wall connecting piece is a structure for connecting the curtain wall framework and the main body structure, is a steel piece for connecting the unit body and the embedded piece, it can be roughly divided into the types of connection type connecting pieces, hanging type connecting pieces, processing customized connecting pieces and the like, wherein the connection type connecting piece is mainly used for glass curtain walls, the hanging type connecting piece is mainly used for stone curtain walls, the processing customized connecting piece is mainly used for the unconventional curtain wall, the connecting piece is mainly formed by processing plates, the processing steps of the plates comprise the basic procedures of bending, punching, blanking, polishing and trimming, coating paint and the like, but the following problems can occur in the plate processing and forming process of the curtain wall connecting piece:

1. the integral clamping and limiting degree of the plate before processing and forming is incomplete, so that the plate is easy to deviate in the subsequent processing process, the deviation phenomenon is easy to cause serious influence on the forming quality and precision of punching and the like, meanwhile, waste materials generated in the punching process cannot be effectively and intensively treated, and the working efficiency is easy to reduce by adopting a single-punching and single-cleaning mode;

2. under the condition that the plates near the punching position point and the blanking position point lack synchronous pressing, the phenomena of excessive stretching to the action point, inward bending and other large deformation are easy to occur, the processing and forming effects of the plates can be reduced by the phenomena, and meanwhile, the position deviation of the plates is easy to occur in the re-clamping process by adopting a separate working mode of punching and blanking.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purpose, the invention adopts the following technical scheme that the multistage processing and forming equipment for the curtain wall connecting piece comprises a workbench, a clamping mechanism and a blanking mechanism, wherein the clamping mechanism is arranged in the middle of the upper end of the workbench, and the blanking mechanism is arranged above the clamping mechanism.

The clamping mechanism comprises a limiting plate, a rear baffle, a first electric slider, a second electric slider, a front baffle, a male die and a fixing frame, the limiting plate is arranged on the upper end surface of the workbench in a bilateral symmetry manner, the limiting plate is of an inverted L-shaped structure, the rear baffle is connected between the rear end surfaces of the limiting plate, the first electric slider is arranged in the middle of the lower end surface of the limiting plate, the first electric slider is connected with the upper end of the workbench in a sliding fit manner, an inner groove is formed in the outer side end of the front end surface of the limiting plate, the second electric slider is arranged in the inner groove in a sliding fit manner, the front baffle is arranged at the front end of the second electric slider, a sliding fit manner is formed between the rear end surface of the front baffle and the front end surface of the limiting plate, rectangular through grooves are symmetrically arranged in the front and back direction between the limiting plates, the upper end face of the male die is provided with a punching through groove, the lower end of the male die is provided with a fixing frame, the upper end face of the fixing frame is connected with the lower end face of the workbench, a plate is moved backwards from between the limiting plate and the upper end face of the workbench and attached to the upper end face of the workbench in a manual mode until the rear end face of the plate is contacted with the rear baffle, then the front baffle is driven to move downwards by the electric slider until the rear end face of the front baffle is contacted with the front end face of the plate, then the plate is punched and cut by the blanking mechanism, the plate is machined and formed, the limiting plate is driven to move upwards by the electric slider for a corresponding distance, the limiting plate carries plate waste materials to move synchronously under the cooperation of the front baffle and the rear baffle, and a blanked forming piece is separated from the plate waste.

The blanking mechanism comprises an inverted U-shaped frame, an electric push rod, a top plate, a vertical plate, a rotating shaft, a belt, a motor, a connecting plate, a hollow shaft, a first punching head, a second punching head and a cutting group, wherein the lower end face of the inverted U-shaped frame is arranged on the upper end face of a workbench, the electric push rods are symmetrically arranged in front of and behind the inner lower end face of the upper end of the inverted U-shaped frame, the electric push rods are symmetrically arranged in the left-right direction, the lower end face of the electric push rod is connected with the upper end face of the top plate, the vertical plate is symmetrically arranged in front of and behind the lower end face of the top plate, the rotating shaft is arranged between the vertical plates which are right opposite in the left-right direction, the left end of the rotating shaft is connected through the belt, the belt is positioned on the left side of the vertical plate at the left end of the rotating shaft, a first punching head is symmetrically arranged in the left and right of the middle of the lower end face of a hollow shaft, a second punching head is symmetrically arranged in the front and back of the left side of the first punching head, the upper end of the second punching head is connected with the lower end face of the hollow shaft, the lower end of the first punching head and the lower end of the second punching head are in a sliding fit mode with a punching through groove, cutting groups are symmetrically arranged on the left and right of the front end face of the hollow shaft, 90 degrees are arranged between the cutting groups and the first punching head and the second punching head, after the plates are clamped, a top plate is pushed downwards through an electric push rod, the top plate drives a motor through a connecting plate and drives a rotating shaft to synchronously move through a vertical plate, the rotating shaft drives the hollow shaft to synchronously move, the hollow shaft drives the first punching head and the second punching head to synchronously move, the first punching head and the second punching head synchronously punch, a punching head and No. two punching heads upwards reset along with it in step, then drive the synchronous clockwise rotation of pivot with the help of the belt through the motor, the pivot drives the synchronous rotation of hollow shaft, and the hollow shaft drives a punching head, No. two punching heads and cuts the synchronous clockwise rotation of group, is vertical state until cutting the group, then drives the roof downstream through electric putter, and then the hollow shaft drives and cuts the synchronous motion of group thereupon, cuts the group and carries out the blanking shaping to the panel after punching a hole.

The cutting group comprises a hollow punching head, a compression spring and a pressing plate, the rear end face of the hollow punching head is connected with the front end face of the hollow shaft, the compression spring is arranged in the middle of the inner rear wall of the hollow punching head, the pressing plate is arranged at the front end of the compression spring, the pressing plate is connected with the inner surface wall of the hollow punching head in a sliding fit mode, the hollow punching head and the pressing plate synchronously move downwards to be matched with the male die, relative motion is formed between the hollow punching head and the pressing plate, the hollow punching head cuts and blanks the plates, the pressing plate synchronously presses and forms a blanking part to be always fixed at the upper end of the male die, the compression spring does contraction motion under the pressing action of the hollow punching head, and when the hollow punching head completes blanking processing and upwards resetting, a time difference exists between the resetting motions of the hollow punching head and the pressing plate, namely the hollow punching head is separated from the pressing plate before the pressing plate, the pressing plate presses the blanking member downward by the compression spring so that the blanking member stays at an upper end of the punch.

As a preferred technical scheme of the invention, a first partition plate is symmetrically arranged on the left and right of the upper end surface of the hollow shaft, a convex plate is arranged right above the first partition plate, the outer end surface of the convex plate is connected with the inner end surface of the vertical plate, a second partition plate is symmetrically arranged on the left and right of the rear end surface of the lower end surface of the hollow shaft, the included angle between the second partition plate and the first partition plate is 90 degrees, an L-shaped plate is arranged right above the second partition plate, the front end surface of the L-shaped plate is connected with the rear end surface of the vertical plate, the first partition plate, the convex plate, the second partition plate and the L-shaped plate are matched to limit the rotation motion of the hollow shaft, namely the rotation angle of the hollow shaft is only 90 degrees each time, so that the first punching head, the second punching head and the punching through groove as well as the cutting group and the.

According to the preferable technical scheme, the inner side end face of the limiting plate is provided with the rectangular groove, pin shafts are arranged in the rectangular groove at equal intervals from front to back, round rods are arranged on the pin shafts in a sliding fit mode, the inner lower end face of the upper end of the limiting plate is provided with the memory rubber layer, rolling friction formed between the round rods and the plates can reduce motion resistance borne by the plates in the plate placing process, the smoothness and the speed of placing the plates are further improved, and the memory rubber layer prevents the plates from being deformed due to direct rigid pressing between the left end and the right end of the plates and the upper end of the limiting plate in the forming process.

As a preferred technical scheme of the invention, the upper end of the punching through groove on the male die is of a rectangular structure, the lower end of the punching through groove is of a regular trapezoid structure, the maximum depth of the movement of the first punching head and the second punching head in the punching through groove is equal to the depth of the rectangular structure at the upper end of the punching through groove, and the regular trapezoid structure at the lower end of the punching through groove is convenient for punching waste to rapidly drop so as to avoid the phenomenon that the punching waste is clamped in the upper end of the punching through groove to influence the punching forming process.

As a preferred technical scheme of the invention, the collection drawer is arranged above the fixing frame, the collection drawer is connected with the drawer groove in a sliding fit mode, the drawer groove is formed in the outer side end face of the male die, the upper end of the drawer groove is communicated with the lower end of the punching through groove, punched waste rapidly falls into the collection drawer, the collection drawer is manually drawn out of the drawer groove to perform centralized processing on the waste after the storage amount of the waste in the collection drawer reaches a certain degree, the collection drawer can perform centralized storage on the punched waste, and the self-movable mounting structure of the collection drawer can greatly improve the centralized processing speed of workers on the waste.

As a preferred technical scheme of the invention, a T-shaped pressing plate is arranged between two punching heads which are right opposite to each other in front and back, the left side of the first punching head at the right end of the T-shaped pressing plate is provided with a first telescopic rod in bilateral symmetry, the upper end of the first telescopic rod is connected with the lower end face of a hollow shaft, the T-shaped pressing plate contacts with a plate earlier than the first punching head and the second punching head, the hollow shaft moves downwards to synchronously press the first telescopic rod and the first telescopic rod presses the T-shaped pressing plate downwards in the subsequent punching forming process, and the T-shaped pressing plate synchronously plays a role in pressing the plate near the punching position so as to reduce the occurrence of large deformation such as excessive stretching of the plate near the punching position into a punching through groove and further improve the forming quality of plate punching.

As a preferred technical scheme of the invention, an i-shaped pressing plate is arranged between the left hollow punching head and the right hollow punching head which are right opposite, an extension plate is symmetrically arranged in the middle of the i-shaped pressing plate in the left-right direction, a second telescopic rod is arranged at the rear end of the extension plate, the rear end of the second telescopic rod is connected with the front end of the hollow shaft, the i-shaped pressing plate synchronously rotates along with the hollow shaft through the second telescopic rod, the i-shaped pressing plate is in line contact with the plate compared with the hollow punching heads, and in the subsequent punching process of the hollow punching heads, the i-shaped pressing plate and the second telescopic rod are matched to play a pressing role on the plate between the adjacent punching positions, so that the probability of large deformation phenomena such as distortion of the plate between the adjacent punching.

(II) advantageous effects

1. According to the curtain wall connecting piece multistage processing and forming equipment, the curtain wall connecting piece multistage processing and forming is carried out by adopting the design concept of a continuous punching and cutting integrated structure, so that the processing and forming steps are simplified, the processing and forming efficiency is improved, a plurality of structures with pressing effects are arranged aiming at punching and cutting of a plate, the purpose of improving the punching and cutting quality is achieved, meanwhile, the device can carry out omnibearing limiting operation on the plate, and a centralized storage structure is arranged aiming at punching waste;

2. the cooperation between the pressing plate and the compression spring plays a role in buffering and damping the punching movement of the hollow punching head so as to avoid generating larger punching force between the hollow punching head and a plate, and simultaneously avoid the phenomenon that a punched formed part is stuck in the hollow punching head, thereby ensuring the smooth blanking of the punched formed part;

3. the first partition plate and the lug, and the second partition plate and the L-shaped plate are matched with each other to limit the rotation of the hollow shaft, namely the rotation angle of the hollow shaft is only 90 degrees each time, so that the first punching head, the second punching head and the punching through groove as well as the cutting group and the male die are in a right-contact state, and the forming quality of a formed part is improved;

4. the T-shaped pressing plate and the first telescopic rod are matched to press the plate near the punching part, so that the probability that the plate near the punching part is excessively stretched into the punching through groove and the like is reduced, and the forming quality of plate punching is improved;

5. the I-shaped pressing plate and the second telescopic rod are matched with each other to press the plates between the adjacent punching positions, so that the probability of large deformation phenomena such as distortion of the plates between the adjacent punching positions is reduced, and the one-step forming quality of the plates is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a first cross-sectional view of the present invention;

FIG. 3 is a second cross-sectional view of the present invention;

FIG. 4 is a third cross-sectional view of the present invention;

FIG. 5 is a fourth cross-sectional view of the present invention;

FIG. 6 is an enlarged view of the invention in section X of FIG. 2;

FIG. 7 is an enlarged view of the Y-direction portion of FIG. 3 in accordance with the present invention;

FIG. 8 is an enlarged view of the invention in the Z-direction of FIG. 4;

fig. 9 is an enlarged view of the invention from the direction M of fig. 5.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.

As shown in fig. 1 to 9, the multistage processing and forming equipment for the curtain wall connecting piece comprises a workbench 1, a clamping mechanism 2 and a blanking mechanism 3, wherein the clamping mechanism 2 is installed in the middle of the upper end of the workbench 1, and the blanking mechanism 3 is arranged above the clamping mechanism 2.

The clamping mechanism 2 comprises a limiting plate 20, a rear baffle 21, a first electric slider 22, a second electric slider 23, a front baffle 24, a male die 25 and a fixing frame 26, the limiting plate 20 is bilaterally symmetrically arranged on the upper end surface of the workbench 1, the limiting plate 20 is of an inverted L-shaped structure, the rear baffle 21 is connected between the rear end surfaces of the limiting plate 20, the first electric slider 22 is arranged in the middle of the lower end surface of the limiting plate 20, the first electric slider is connected with the upper end of the workbench 1 in a sliding fit manner, an inner groove is formed in the outer side end of the front end surface of the limiting plate 20, the second electric slider 23 is arranged in the inner groove in a sliding fit manner, the front baffle 24 is arranged at the front end of the second electric slider 23, the rear end surface of the front baffle 24 is in a sliding fit manner with the front end surface of the limiting plate 20, rectangular through grooves are symmetrically arranged in the, the rectangle is arranged at the upper end of the workbench 1, a male die 25 is arranged in the middle of the rectangular through groove, a punching through groove is arranged on the upper end surface of the male die 25, a fixed frame 26 is arranged at the lower end of the male die 25, the upper end surface of the fixed frame 26 is connected with the lower end surface of the workbench 1, a plate is manually moved backwards from the position between the limiting plate 20 and the upper end surface of the workbench 1 and attached to the upper end surface of the workbench 1 until the rear end surface of the plate is contacted with the rear baffle 21, then the front baffle 24 is driven by the first electric slide block 22 to move downwards until the rear end surface of the front baffle 24 is contacted with the front end surface of the plate, the plate is in an omnibearing clamping and limiting state at the moment, then the plate is punched and cut by the blanking mechanism 3, the plate is processed and shaped, the limiting plate 20 is driven by the second electric slide block 23 to move upwards for a corresponding distance, the limiting plate 20 carries, the punched formed part is separated from the plate scrap so as to be conveniently and rapidly picked up by workers.

Limiting plate 20's medial surface seted up the rectangle recess, round pin axle is installed to the equidistance from the past backward in the rectangle recess, round pin epaxial round bar 200 of installing through sliding fit mode, the interior lower terminal surface of limiting plate 20 upper end is provided with the memory rubber layer, the rolling friction that forms between round bar 200 and the panel can reduce the motion resistance that panel placed the in-process and receive, and then improve smooth and easy degree and the speed that panel placed, the memory rubber layer is avoided panel left and right sides both ends to appear direct rigidity between forming process and limiting plate 20 upper end and is supported and press and make the phenomenon that panel appears warping.

The punch hole of terrace die 25 on lead to the upper end of groove for the rectangle structure, the lower extreme that leads to the groove that punches a hole is positive trapezium structure, the biggest degree of depth of a punching head 39 and No. two punching heads 310 in the through inslot motion that punches a hole and the logical groove upper end rectangle depth of structure that punches a hole equals, the positive trapezium structure of the logical groove lower extreme that punches a hole is convenient for the waste material that punches a hole and drops fast to the phenomenon that the waste material card that punches a hole stagnates in the logical groove upper end that punches a hole and causes the influence.

The top of mount 26 be provided with the steamer tray 260 that gathers materials, the steamer tray 260 that gathers materials links to each other with the steamer tray recess through sliding fit mode, the outside terminal surface at terrace die 25 is seted up to the steamer tray recess, and the upper end of steamer tray recess communicates with each other with the lower extreme that leads to the groove of punching a hole, the waste material that punches a hole drops fast to gathering materials in the steamer tray 260, treat that the memory space of the interior waste material of steamer tray 260 that gathers materials reaches behind the certain degree, take out in order to carry out centralized processing to the waste material in following the steamer tray recess through artifical mode with the steamer tray 260 that gathers materials, the steamer tray 260 that gathers materials can play the effect of concentrating and storing up towards the hole waste material, and its movable mounting structure of own can.

The blanking mechanism 3 comprises an inverted U-shaped frame 30, an electric push rod 31, a top plate 32, a vertical plate 33, a rotating shaft 34, a belt 35, a motor 36, a connecting plate 37, a hollow shaft 38, a first punching head 39, a second punching head 310 and a cutting group 311, the lower end surface of the inverted U-shaped frame 30 is arranged on the upper end surface of the workbench 1, the electric push rods 31 are symmetrically arranged in front and back of the inner lower end surface of the upper end of the inverted U-shaped frame 30, the electric push rods 31 are symmetrically arranged in left and right, the lower end surface of the electric push rods 31 is connected with the upper end surface of the top plate 32, the vertical plates 33 are symmetrically arranged in front and back of the lower end surface of the top plate 32, the vertical plates 33 are symmetrically arranged in left and right, the rotating shaft 34 is arranged between the right and left vertical plates 33 through a bearing, the left end of the rotating shaft 34 is connected through the belt 35, the belt 35 is positioned on the left side of the vertical, the right end of the connecting plate 37 is connected with the left end face of the top plate 32, the rotating shaft 34 is provided with a hollow shaft 38, the middle part of the lower end face of the hollow shaft 38 is bilaterally and symmetrically provided with a first punching head 39, the left side of the first punching head 39 is symmetrically provided with a second punching head 310 in front and back, the upper end of the second punching head 310 is connected with the lower end face of the hollow shaft 38, the lower end of the first punching head 39 and the lower end of the second punching head 310 are in sliding fit with the punching through groove, the front end face of the hollow shaft 38 is bilaterally and symmetrically provided with a cutting group 311, 90 degrees are arranged between the cutting group 311 and the first punching head 39 and the second punching head 310, after the plates are clamped, the top plate 32 is pushed downwards by the electric push rod 31, the top plate 32 drives the motor 36 through the connecting plate 37 and the rotating shaft 34 through the vertical plate 33, the rotating shaft 34 drives the hollow, no. one punching head 39 and No. two punching heads 310 are synchronous to punch a hole and form panel, after the panel is punched, drive roof 32 through electric putter 31 again and upwards reset, No. one punching head 39 and No. two punching heads 310 are synchronous along with it upwards resets, then drive pivot 34 synchronous clockwise rotation through motor 36 and with the help of belt 35, pivot 34 drives hollow shaft 38 synchronous rotation, hollow shaft 38 drives a punching head 39, No. two punching heads 310 and cuts group 311 synchronous clockwise rotation, until cutting group 311 is vertical state, then drive roof 32 downstream through electric putter 31, and then hollow shaft 38 drives and cuts group 311 synchronous motion thereupon, cut group 311 and carry out blanking shaping to the panel after punching a hole.

A T-shaped pressing plate 31a is arranged between two punching heads 310 which are right opposite in front and back, a first telescopic rod 31b is symmetrically arranged on the left side of a first punching head 39 at the right end of the T-shaped pressing plate 31a, the upper end of the first telescopic rod 31b is connected with the lower end face of a hollow shaft 38, the T-shaped pressing plate 31a contacts with a plate earlier than the first punching head 39 and the second punching head 310, the hollow shaft 38 moves downwards to synchronously press the first telescopic rod 31b, the first telescopic rod 31b presses the T-shaped pressing plate 31a downwards in the subsequent punching forming process, and the T-shaped pressing plate 31a synchronously plays a pressing role on the plate near the punching position, so that the probability that the plate near the punching position is excessively stretched into the through groove and the like to deform greatly is reduced, and the forming quality of the punched plate is improved.

The cutting group 311 comprises a hollow punching head 312, a compression spring 313 and a pressing plate 314, the rear end face of the hollow punching head 312 is connected with the front end face of the hollow shaft 38, the compression spring 313 is arranged in the middle of the inner rear wall of the hollow punching head 312, the pressing plate 314 is arranged at the front end of the compression spring 313, the pressing plate 314 is connected with the inner surface wall of the hollow punching head 312 in a sliding fit mode, the hollow punching head 312 and the pressing plate 314 synchronously move downwards to be matched with the punch 25, relative motion is formed between the hollow punching head 312 and the pressing plate 314, the hollow punching head 312 performs cutting and blanking processing, the pressing plate 314 synchronously presses and forms a punching part to be fixed at the upper end of the punch 25, the compression spring 313 does contraction motion under the pressing action of the hollow punching head 312, and in the process that the hollow punching head 312 completes punching processing and returns upwards, a time difference exists between the returning motions of the hollow punching head 312 and the pressing plate 314, that is, the hollow punching head 312 is separated from the male die 25 prior to the pressing plate 314, the pressing plate 314 presses the punched formed part downwards under the action of the compression spring 313 to make the punched formed part stay at the upper end of the male die 25, and the cooperation between the pressing plate 314 and the compression spring 313 plays a role in buffering and damping the punching movement of the hollow punching head 312, so as to avoid generating a large punching force between the hollow punching head 312 and the plate, and simultaneously avoid the phenomenon that the punched formed part is stuck inside the hollow punching head 312, thereby ensuring the smooth blanking of the punched formed part.

An I-shaped pressing plate 31c is arranged between the left and right hollow punching heads 312 which are right opposite, an extension plate 31d is symmetrically arranged in the middle of the I-shaped pressing plate 31c from left to right, a second expansion rod 31e is arranged at the rear end of the extension plate 31d, the rear end of the second expansion rod 31e is connected with the front end of the hollow shaft 38, the I-shaped pressing plate 31c synchronously rotates along with the hollow shaft 38 through the second expansion rod 31e, the I-shaped pressing plate 31c is in line contact with the plate compared with the hollow punching heads 312, and in the subsequent punching process of the hollow punching heads 312, the I-shaped pressing plate 314 and the second expansion rod 31e are matched to play a pressing role on the plate between the adjacent punching positions, so that the probability of large deformation phenomena such as distortion of the plate between the adjacent punching positions is reduced, and the.

First partition plates 380 are symmetrically arranged on the left and right of the upper end face of the hollow shaft 38, a convex plate 381 is arranged right above the first partition plates 380, the outer end face of the convex plate 381 is connected with the inner end face of the vertical plate 33, second partition plates 382 are symmetrically arranged on the left and right of the rear end face of the lower end face of the hollow shaft 38, the included angle between the second partition plates 382 and the first partition plates 380 is 90 degrees, an L-shaped plate 383 is arranged right above the second partition plates 382, the front end face of the L-shaped plate 383 is connected with the rear end face of the vertical plate 33, the first partition plates 380 and the convex blocks, and the second partition plates 382 and the L-shaped plate 383 are matched to limit the rotation motion of the hollow shaft 38, namely the rotation angle of the hollow shaft 38 is only 90 degrees every time, so that the first punching head 39, the second punching head 310 and the punching through groove and the cutting group 311 and the male die 25 are in.

When the punching machine works, a plate is manually moved backwards from the position between the limiting plate 20 and the upper end surface of the workbench 1 and attached to the upper end surface of the workbench 1 until the rear end surface of the plate is contacted with the rear baffle 21, then the front baffle 24 is driven by the first electric slide block 22 to move downwards until the rear end surface of the front baffle 24 is contacted with the front end surface of the plate, at the moment, the plate is in an omnibearing clamping and limiting state, then the top plate 32 is pushed downwards by the electric push rod 31, the top plate 32 drives the motor 36 through the connecting plate 37 and drives the rotating shaft 34 through the vertical plate 33 to move synchronously, the rotating shaft 34 drives the hollow shaft 38 to move synchronously, the hollow shaft 38 drives the first punching head 39 and the second punching head 310 to move synchronously, the first punching head 39 and the second punching head 310 synchronously punch holes on the plate, and the T-shaped pressing plate 31a contacts the plate before the first punching head 39 and the second punching head 310 in the, in the subsequent punching forming process, the hollow shaft 38 moves downwards to synchronously press the first telescopic rod 31b, the first telescopic rod 31b presses the T-shaped pressing plate 31a downwards, the T-shaped pressing plate 31a synchronously presses the plate near the punching part to reduce the probability that the plate near the punching part is excessively stretched into the punching through groove and is subjected to large deformation, punched waste rapidly falls into the collection bin 260 through the punching through groove, after the storage amount of the waste in the collection bin 260 reaches a certain degree, the collection bin 260 is manually drawn out from the bin groove to perform centralized treatment on the waste, after the punching of the plate is finished, the electric push rod 31 drives the top plate 32 to reset upwards again, the first punching head 39 and the second punching head 310 synchronously reset upwards along with the first punching head, then the motor 36 drives the rotating shaft 34 to synchronously rotate clockwise by virtue of the belt 35, and the rotating shaft 34 drives the hollow shaft 38 to synchronously rotate, the hollow shaft 38 drives the first punching head 39, the second punching head 310 and the cutting group 311 to synchronously rotate clockwise until the cutting group 311 is in a vertical state, then the electric push rod 31 drives the top plate 32 to move downwards, the hollow shaft 38 drives the hollow punching head 312 to synchronously move along with the hollow punching head, the hollow punching head 312 and the pressing plate 314 synchronously move downwards to be matched with the punch 25, relative movement is formed between the hollow punching head 312 and the pressing plate 314, the hollow punching head 312 performs cutting and blanking processing on a plate, the pressing plate 314 synchronously presses and forms a punching part to be always fixed at the upper end of the punch 25, the compression spring 313 performs contraction movement under the pressing action of the hollow punching head 312, when the hollow punching head 312 completes punching processing and returns upwards, a time difference exists between the return movements of the hollow punching head 312 and the pressing plate 314, namely the hollow punching head 312 is separated from the punch 25 before the pressing plate 314, the pressing plate 314 presses the punched-out formed part downwards under the action of the compression spring 313 to enable the punched-out formed part to stay at the upper end of the male die 25, the I-shaped pressing plate 31c is in line contact with the plate compared with the hollow punching head 312, subsequently, in the punching process of the hollow punching head 312, the I-shaped pressing plate 314 and the second telescopic rod 31e are matched to play a pressing role on the plate between adjacent punching positions, so that the probability of large deformation phenomena such as distortion and the like of the plate between the adjacent punching positions is reduced, the one-time forming quality of the plate is improved, the plate is integrally processed and formed, the second electric slide block 23 drives the limiting plate 20 to move upwards for a corresponding distance, the limiting plate 20 carries plate waste materials to synchronously move under the matching of the front baffle plate 24 and the rear baffle plate 21, and the punched-out formed part and the plate.

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.

Claims

1. The utility model provides a multistage machine-shaping equipment of curtain connecting piece, includes workstation (1), clamping mechanism (2) and blanking mechanism (3), its characterized in that: the middle part of the upper end of the workbench (1) is provided with a clamping mechanism (2), and a blanking mechanism (3) is arranged above the clamping mechanism (2);

the clamping mechanism (2) comprises a limiting plate (20), a rear baffle (21), a first electric slider (22), a second electric slider (23), a front baffle (24), a male die (25) and a fixing frame (26), the limiting plate (20) is arranged on the upper end surface of the workbench (1) in bilateral symmetry, the limiting plate (20) is of an inverted L-shaped structure, the rear baffle (21) is connected between the rear end surfaces of the limiting plate (20), the first electric slider (22) is arranged in the middle of the lower end surface of the limiting plate (20), the first electric slider is connected with the upper end of the workbench (1) in a sliding fit mode, an inner groove is formed in the outer side end of the front end surface of the limiting plate (20), the second electric slider (23) is arranged in the inner groove in a sliding fit mode, the front baffle (24) is arranged at the front end of the second electric slider (23), and a sliding fit mode is formed between the rear end surface of the front baffle (24) and the front end, rectangular through grooves are symmetrically arranged between the limiting plates (20) in the front-back direction, the rectangular through grooves are symmetrically arranged in the left-right direction, the rectangle is arranged at the upper end of the workbench (1), a male die (25) is arranged in the middle of the rectangular through grooves, a punching through groove is formed in the upper end face of the male die (25), a fixing frame (26) is installed at the lower end of the male die (25), and the upper end face of the fixing frame (26) is connected with the lower end face of the workbench (1);

the blanking mechanism (3) comprises an inverted U-shaped frame (30), electric push rods (31), a top plate (32), vertical plates (33), rotating shafts (34), a belt (35), a motor (36), a connecting plate (37), a hollow shaft (38), a first punching head (39), a second punching head (310) and a cutting group (311), wherein the lower end face of the inverted U-shaped frame (30) is installed on the upper end face of the workbench (1), the electric push rods (31) are symmetrically installed in the front and back of the inner lower end face of the upper end of the inverted U-shaped frame (30), the electric push rods (31) are symmetrically arranged in the left-right direction, the lower end face of each electric push rod (31) is connected with the upper end face of the top plate (32), the vertical plates (33) are symmetrically installed in the front and back of the lower end face of the top plate (32), the vertical plates (33) are symmetrically arranged in the left-right direction, the rotating shafts (34) are installed between the vertical plates, the belt (35) is located on the left side of a vertical plate (33) at the left end of the rotating shaft (34), the left end of the rotating shaft (34) at the rear end of the belt (35) is connected with an electric output shaft end, a connecting plate (37) is installed at the upper end of a motor (36), the right end of the connecting plate (37) is connected with the left end face of the top plate (32), a hollow shaft (38) is installed on the rotating shaft (34), first punching heads (39) are installed in the middle of the lower end face of the hollow shaft (38) in a bilateral symmetry mode, second punching heads (310) are symmetrically arranged on the front and back of the left side of each first punching head (39), the upper ends of the second punching heads (310) are connected with the lower end face of the hollow shaft (38), the lower ends of the first punching heads (39) and the lower ends of the second punching heads (310) are in a sliding fit mode with the punching through grooves, cutting groups (311) are symmetrically installed on the left and right side of the front end face of the;

the cutting group (311) comprises a hollow punching head (312), a compression spring (313) and a pressing plate (314), the rear end face of the hollow punching head (312) is connected with the front end face of the hollow shaft (38), the middle part of the inner rear wall of the hollow punching head (312) is provided with the compression spring (313), the front end of the compression spring (313) is provided with the pressing plate (314), and the pressing plate (314) is connected with the inner surface wall of the hollow punching head (312) in a sliding fit mode.

2. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: first partition plate (380) is installed to the up end bilateral symmetry of hollow shaft (38), be provided with convex plate (381) directly over first partition plate (380), the outside terminal surface of convex plate (381) links to each other with the medial extremity terminal surface of riser (33), No. two partition plates (382) are installed to the lower extreme face rear end bilateral symmetry of hollow shaft (38), the contained angle between No. two partition plates (382) and first partition plate (380) is 90, be provided with L template (383) directly over No. two partition plates (382), the preceding terminal surface of L template (383) links to each other with the rear end face of riser (33).

3. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: the inner side end face of the limiting plate (20) is provided with a rectangular groove, pin shafts are arranged in the rectangular groove at equal intervals from front to back, round rods (200) are arranged on the pin shafts in a sliding fit mode, and a memory rubber layer is arranged on the inner lower end face of the upper end of the limiting plate (20).

4. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: the upper end of the punching through groove on the male die (25) is of a rectangular structure, and the lower end of the punching through groove is of a regular trapezoidal structure.

5. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: the collecting drawer (260) is arranged above the fixing frame (26), the collecting drawer (260) is connected with a drawer groove in a sliding fit mode, the drawer groove is formed in the end face of the outer side of the male die (25), and the upper end of the drawer groove is communicated with the lower end of the punching through groove.

6. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: a T-shaped pressing plate (31a) is arranged between the two punching heads (310) which are right opposite in the front-back direction, a first expansion link (31b) is symmetrically installed on the left side of the first punching head (39) at the right end of the T-shaped pressing plate (31a) in the left-right direction, and the upper end of the first expansion link (31b) is connected with the lower end face of the hollow shaft (38).

7. The curtain wall connecting piece multistage processing and forming equipment of claim 1, characterized in that: an I-shaped pressing plate (31c) is arranged between the left hollow punching head (312) and the right hollow punching head which are right opposite, an extension plate (31d) is arranged in the middle of the I-shaped pressing plate (31c) in a left-right symmetrical mode, a second expansion rod (31e) is arranged at the rear end of the extension plate (31d), and the rear end of the second expansion rod (31e) is connected with the front end of the hollow shaft (38).