CN114101746A

CN114101746A - Machining equipment for punching arc workpiece and using method thereof

Info

Publication number: CN114101746A
Application number: CN202111562185.1A
Authority: CN
Inventors: 曾起堂; 陈颖桢; 罗鸣樟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-03-01
Anticipated expiration: 2041-12-20
Also published as: CN114101746B

Abstract

A processing equipment for punching a circular arc workpiece and a using method thereof are disclosed, the processing equipment comprises a frame, a drilling platform which is arranged on the frame and used for placing the circular arc workpiece, and a drilling device which is used for drilling the circular arc workpiece on the drilling platform; the drilling platform comprises a mould station for placing the arc workpiece, a first driving device for driving the mould station to swing and a second driving device for driving the mould station to rotate. The design that adopts drilling platform to combine first, second drive arrangement can realize the automatic operation of punching of the circular arc work piece (like the hu zui mesh spare of purple sand pot etc.) of curved surface structure, has changed the drilling mode of traditional circular arc work piece for the efficiency of carrying out the drilling operation to circular arc work piece obtains improving widely, and the hole degree of consistency and the precision of beating moreover are high. The processing equipment has the advantages that the operation of workers is convenient, the automatic control is realized through the controller, the practicability is high, the large-scale punching production operation of the arc workpiece can be realized, and the wide popularization and the use are convenient.

Description

Machining equipment for punching arc workpiece and using method thereof

Technical Field

The invention relates to the technical field of workpiece punching, in particular to machining equipment for punching an arc workpiece and a using method thereof.

Background

When the existing plane workpiece is punched, in order to ensure the punching processing requirement, a corresponding position point is found on the plane workpiece, and the position of the plane workpiece on the plane is determined, so that the plane workpiece to be processed is not influenced by external force to change the position in the punching processing process, and the punching operation can be carried out. However, when the existing arc workpiece (such as a spout mesh piece of a purple sand pot) needs to be punched on the surface, the existing arc workpiece punching method adopts manual hole digging operation on the arc workpiece one by one, and some manual gun drills are adopted to drill the arc workpiece one by one.

Disclosure of Invention

The invention provides a processing device for punching a circular arc workpiece and a using method thereof, aiming at overcoming the defects of unsatisfactory punching method, low punching efficiency, difficult guarantee of punching quality and the like of the existing circular arc workpiece.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a processing device for punching an arc workpiece comprises a frame, a drilling platform arranged on the frame and used for placing the arc workpiece, and a drilling device for drilling the arc workpiece on the drilling platform; the drilling platform comprises a mould station for placing the arc workpiece, a first driving device for driving the mould station to swing and a second driving device for driving the mould station to rotate.

Further, drilling platform includes that left branch strut seat, right branch strut seat and level erect between left and right branch strut seat and the bar platform of fore-and-aft swing, and a plurality of mould stations of interval arrangement in proper order are installed to the top surface of this bar platform, second drive arrangement is located on the bar platform bottom, first drive arrangement is located the lateral wall of left and right branch strut seat.

Further, the bar platform includes bar platform body and connects on the left and right lateral wall of bar platform body and the bellied linkage dog that makes progress, sets up the shaft hole that runs through about should linking on the dog, the bar platform is installed through first drive arrangement's drive shaft and can swing with left and right supporting seat and be connected on the shaft hole.

Further, the machining equipment for punching the arc workpiece further comprises a feeding table for placing the arc workpiece to be machined and a discharging table for placing the arc workpiece after machining, wherein the feeding table and the discharging table are respectively positioned on the left side and the right side of the rack.

Further, the drilling device comprises a machine head base arranged on the machine frame, a horizontal back plate capable of lifting and moving on the machine head base and a plurality of drilling machine heads sequentially arranged above the plurality of die stations at intervals.

Further, the second driving device comprises a rotating motor for driving the mold station to rotate.

Furthermore, the mould station is in a T shape, a locking hole for locking the mould is formed in the top of the mould station, and the mould is fixed on the mould station in the locking hole in an inserting mode through a screw.

The drilling platform comprises a long strip base fixed on the rack and a plurality of independent unit platforms sequentially arranged at intervals along the length direction of the long strip base, each independent unit platform comprises a supporting seat capable of swinging left and right, a mold station is arranged on the top surface of each supporting seat, the bottom of each supporting seat is provided with the second driving device, and each mold station is driven to rotate by the corresponding second driving device; the rear end of the support seat is arranged on the strip base in a manner of swinging left and right through a transmission shaft, and the support seat is driven by a first driving device to swing left and right.

The use method of the machining equipment for punching the arc workpiece comprises the following steps: 1) assembling the dies, namely selecting a die to be fixed on a die station of the drilling platform through a locking piece; 2) Placing the arc workpieces, and mounting the arc workpieces on the dies in a one-to-one correspondence manner by workers; 3) the top punching operation is carried out, the drilling device is started, and the plurality of drilling machine heads of the drilling device move downwards and respectively carry out drilling operation on the tops of the plurality of arc workpieces right below the drilling device, so that the plurality of drilling machine heads ascend and return after the tops of the plurality of arc workpieces are punched; 4) determining a circle of operation surface to punch, starting a first driving device, pausing a die station after swinging a preset angle, then starting a drilling device to drill a plurality of arc workpieces, starting a second driving device after drilling is finished, driving the die station to synchronously rotate a preset angle which is 360-degree equal angle, then starting the drilling device to drill a plurality of arc workpieces again, and repeating the steps until the 360-degree equal angle is finished, namely the first circle of operation surface is punched; 5) determining the next circle of operation surface punching: starting the first driving device, pausing the die station after swinging by a next preset angle, then performing the fourth step operation again until the punching of the second circle of operation surface is completed, then starting the first driving device again, pausing the die station after swinging by a next preset angle, determining the next circle of operation surface, and repeating the fourth step operation until all circles of operation surfaces are completed, namely the punching operation of the arc-shaped workpiece is completed; 6) the arc workpieces are taken down, then the workers take down the arc workpieces on the dies to be collected and stored, and then the next arc workpieces are placed.

Further, the use method of the machining equipment for punching the arc workpiece further comprises the step 7) of replacing the die, and if the arc workpiece of another style needs to be machined, the previous die can be taken down through the tool, and then the die corresponding to the arc workpiece of the another style is arranged on the die station.

From the above description of the present invention, it can be seen that the advantages of the present invention over the prior art are: this processing equipment structural design ideal and ingenious adopts the drilling platform to combine first, second drive arrangement's design, can realize the circular arc work piece (like the spout mesh spare of purple sand kettle etc.) automation operation of punching of curved surface structure, changed the drilling mode of traditional circular arc work piece (adopt manual or pistol drill to carry out the drilling operation on the circular arc work piece one by one promptly), it is big to punch the volume, make the efficiency of carrying out the drilling operation to the circular arc work piece obtain improving widely, and the hole degree of consistency and the precision of punching are high moreover. The processing equipment has the advantages that the operation of workers is convenient, the automatic control is realized through the controller, the practicability is high, the large-scale punching production operation of the arc workpiece can be realized, and the wide popularization and the use are convenient.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic view of the front view of the present invention.

Fig. 3 is a sectional view taken along a-a in fig. 2.

FIG. 4 is a schematic top view of the present invention.

Fig. 5 is a sectional view taken along the direction B-B in fig. 4.

Fig. 6 is a partially enlarged schematic view of C in fig. 5.

Fig. 7 is a schematic view of the engagement between a die and a circular arc workpiece in accordance with the present invention, with the die cover in a separated state.

Fig. 8 is a schematic view of the engagement between a die and a circular arc workpiece in the present invention, with parts of the components shown in cross-section.

Fig. 9 is a schematic view of the engagement between a die and a circular arc workpiece in accordance with the present invention, with the die cover in the assembled state.

Fig. 10 is a schematic view of the engagement between another mold and a circular arc workpiece according to the present invention.

FIG. 11 is a schematic view of another mold and another arc workpiece according to the present invention.

FIG. 12 is a schematic view of a plurality of processing apparatuses used in combination in the present invention.

FIG. 13 is a schematic top view of another alternative embodiment of a processing apparatus of the present invention.

Fig. 14 is a schematic perspective view of another embodiment of the present invention.

Fig. 15 is a front view of another embodiment of the present invention showing the engagement between the drilling platform and the drilling device.

FIG. 16 is a side view of another alternative embodiment of the present invention illustrating the engagement between the drilling platform and the drilling apparatus.

Detailed Description

Example one

Reference is made to figures 1, 2, 4 and 7. A processing device for punching an arc workpiece comprises a frame 1, a drilling platform 3 which is arranged on the frame 1 and used for placing the arc workpiece 2, and a drilling device 4 for drilling the arc workpiece 2 on the drilling platform 3; the drilling platform 3 comprises a mould station 30 for placing the arc workpiece 2, a first driving device 5 for driving the mould station 30 to swing and a second driving device 6 for driving the mould station 30 to rotate. The drilling platform 3 is combined with the first driving device 5 and the second driving device 6, so that automatic punching operation of arc workpieces (such as spout mesh parts of a purple sand pot) with curved surface structures can be realized, the drilling mode of the traditional arc workpieces is changed (namely, manual or pistol drilling is adopted to drill the arc workpieces one by one), the efficiency of drilling operation on the arc workpieces is greatly improved, and the uniformity and accuracy of punched holes are high. The processing equipment has the advantages of convenient operation of workers, strong practicability, realization of large-scale punching production operation of the arc workpiece and convenience for wide popularization and application.

Reference is made to figures 1, 2, 3 and 5. Drilling platform 3 includes that left branch strut 31, right branch strut 32 and level erect between left and

right branch strut

31, 32 and swing back and forth's bar platform 33, and a plurality of mould stations 30 of interval arrangement in proper order are installed to the top surface of this bar platform 33, the figure of mould station 30 is six, second drive arrangement 6 is located on the bar platform 33 bottom, first drive arrangement 5 is located on the lateral wall of left and

right branch strut

31, 32. The bar platform 33 includes bar platform body 331 and connects on the left and right lateral wall of bar platform body 331 and two bellied linkage dogs 332 that make progress, these two linkage dogs 332 and bar platform body 331 integrated into one piece, set up the shaft hole that runs through about on two linkage dogs 332, the bar platform 33 can swing with left and right supporting

seat

31, 32 and be connected on the shaft hole through drive shaft 50 of first drive arrangement 5. The first driving device 5 includes a driving motor 51, a driving shaft 50 mounted on the shaft hole, and a first speed reducer 52 mounted between an output shaft of the driving motor 51 and the driving shaft 50. The number of the first driving devices 5 is two, and the two first driving devices are respectively positioned on the side walls of the left and right supporting

seats

31 and 32. Both of the two drive motors 51 are synchronous motors. Left side supporting seat 31 and right supporting seat 32 all include with bar platform 33 tip relative vertical mounting panel 311 and connect preceding, back

vertical baffle

312, 313 before vertical mounting panel, on the back lateral wall, driving motor 51 and first reduction gear 52 are all installed on corresponding vertical mounting panel 311 to shelter from it through preceding, back

vertical baffle

312, 313. The design of the front vertical baffle plate 312 and the rear vertical baffle plate 313 is adopted, so that the driving motor 51 and the first speed reducer 52 are in isolated hidden positions, and unnecessary accidents caused by the fact that workers touch the driving motor 51 and the first speed reducer by mistake are avoided. .

In addition, the number of the mold stations 30 can be four, eight, twelve or twenty, and other suitable numbers; the number of the first driving devices 5 may be one according to the length of the strip-shaped platform 33 and the requirement of the number of the mold stations 30 thereon.

Reference is made to figures 1, 2 and 5. The drilling device 4 comprises a machine head base 41 arranged on the machine frame 1, a horizontal back plate 42 capable of ascending and descending on the machine head base 41, and a plurality of drilling machine heads 40 sequentially arranged at intervals and positioned right above a plurality of mould stations 30, wherein the number of the drilling machine heads 40 is six. The machine head base 41 is provided with a vertical rail 411, the center of the back surface of the horizontal back plate 42 is provided with a sliding block 421 matched with the vertical rail 411, and the horizontal back plate 42 is matched with the vertical rail 411 in a sliding manner through the sliding block 421 to realize the ascending, descending and moving actions of the machine head base 41. The front surface of the horizontal back plate 42 is provided with horizontal mounting grooves 422 along the length direction thereof, the number of the horizontal mounting grooves 422 is two, the two horizontal mounting grooves 422 are arranged at intervals up and down, the base 400 of each drilling machine head 40 is connected to the horizontal mounting grooves 422 through a locking piece 401, and the left and right positions of each drilling machine head 40 can be finely adjusted.

In addition, the number of the drilling heads 40 can be four, eight, twelve or twenty or other suitable numbers according to the requirement of the number of the mold stations 30;

reference is made to fig. 2, 3 and 6. The second driving device 6 comprises a rotating motor 61 for driving the mould station 30 to rotate. The second driving means further includes a transmission shaft 62 connected to the mold station 30 and a second decelerator 63 connected between an output shaft of the rotating motor 61 and the transmission shaft 62. The first driving device 5, the second driving device 6 and the drilling device 4 are all controlled by a controller (not shown).

In addition, the second driving device may also include a rotating motor 61 and a linkage shaft assembly connected to an output shaft of the rotating motor and located at the bottom of the plurality of mold stations 30 and mounted on the transmission shaft 62, and the plurality of mold stations 30 may realize synchronous rotation operation by driving the linkage shaft assembly through the output shaft of the rotating motor.

Reference is made to fig. 1, 2, 7, 8 and 9. The mold station 30 is shaped like a T, and a locking hole for locking the mold 7 is formed in the top of the mold station 30. The die 7 can be made of rubber materials, and the die 7 comprises a die seat 71 for placing the arc workpiece 2 and a die cover 72 which is covered on the die seat 71 and plays a role in limiting and centering the arc workpiece 2; the mold base 71 includes a mold base 711 fixed to the mold station 30 by inserting screws 8 into the locking holes, and a mold boss 712 connected to a top surface of the mold base 711. The top of the die cover 72 is provided with a vertically penetrating limiting channel, the limiting channel comprises an upper limiting channel 721 for limiting the bottom peripheral edge of the arc workpiece 2 and a lower limiting channel 722 for buckling on the side wall of the die boss 712, and the caliber of the lower limiting channel 722 is larger than that of the upper limiting channel 721. The upper limiting channel 721 has an isosceles trapezoid cross section, and the upper caliber of the upper limiting channel 72 is larger than the lower caliber thereof. The top surface of the die boss 712 is provided with a shallow groove 713 matched with the bottom peripheral edge of the arc workpiece 2, the bottom of the arc workpiece 2 is placed in the shallow groove 713, and then the die boss 712 is covered by the die cover 72. The mold base 711 is provided with a vertical channel 714 penetrating vertically, the caliber of the vertical channel 714 is smaller than that of the shallow groove 713, and the shallow groove 713 is located at the top of the mold boss 712. Because the arc workpiece 2 is like a spout mesh piece, the spout mesh piece is generally made of pottery clay (such as purple clay), and the material is brittle and easy to damage. This mould 7 novel structure is unique, kettle mouth mesh spare on the mould 7 is difficult for appearing squinting or rocking, can play spacing centering effect to kettle mouth mesh spare on it in addition, has improved the precision height of carrying out the drilling operation to kettle mouth mesh spare widely, has also reduced the breakage rate of kettle mouth mesh spare at the drilling operation in-process simultaneously for the yield can reach more than 99%.

Reference is made to fig. 1, 2, 4, 5, 7, 8 and 9. The use method of the machining equipment for punching the arc workpiece comprises the following steps:

1) and (4) assembling the moulds, namely selecting a mould 7 to be fixed on a mould station 30 of the drilling platform 3 through a locking piece 8 (such as a screw).

2) Placing the arc workpieces, and mounting the arc workpieces 2 on the dies 7 in a one-to-one correspondence manner by workers; the specific installation steps are as follows: A. placing the arc workpieces 2 on the top surfaces of the die bosses 712 of the dies 7 respectively; B. then, the plurality of die covers 72 are correspondingly covered on the die bosses 712 of the plurality of dies 7 respectively, so that the bottom of each arc workpiece 2 is placed in a corresponding shallow groove 713, and the shallow groove 713 is located at the center of the top surface of the die boss 712, so that each die cover 72 plays a role in limiting and fixing the arc workpiece 2 on the corresponding die boss 712; C. the mold cover 72 is then rotated slightly so that the mold cover 72 centers the circular arc workpiece 2 on the mold boss 712.

3) The top operation of punching starts drilling equipment 4, and a plurality of drilling aircraft noses 40 through drilling equipment 4 move down and carry out the operation of driling in step to a plurality of circular arc work pieces 2 tops under it respectively, wait after the operation of punching at the top of a plurality of circular arc work pieces 2 is accomplished, the return that rises of a plurality of drilling aircraft noses, the operation of punching at the top is accomplished promptly.

4) Determining a circle of operation surface to punch, starting the first driving device 5, swinging the die station 30 backwards or forwards by a preset angle (such as an equal angle of 10 degrees, 15 degrees or 20 degrees), then pausing, then starting the plurality of drilling machine heads 40 of the drilling device 4 to synchronously drill the plurality of arc workpieces 2, after the drilling is finished, starting the second driving device 6 to drive the die station 30 to synchronously rotate by a preset angle (such as an equal angle of 360 degrees, such as 10 degrees or 15 degrees), then starting the plurality of drilling machine heads 40 of the drilling device 4 to synchronously drill the plurality of arc workpieces 2 again, and repeating until the equal angle of 360 degrees is finished, namely the first circle of operation surface is punched.

5) Determining to punch the next circle of the operation surface, starting the first driving device 5, pausing the die station 30 after swinging backward or forward by a preset next angle (such as 10 degrees, 15 degrees or 20 degrees), then performing the fourth step operation again until the punching of the second circle of the operation surface is completed, then starting the first driving device 5 again, pausing the die station after swinging backward or forward by a preset next angle (such as 10 degrees, 15 degrees or 20 degrees), determining the next circle of the operation surface, and repeating the fourth step operation until all circles of the operation surfaces are completed, namely the punching operation of the plurality of arc workpieces 2 is completed.

6) The arc workpieces are taken down, the workers take down the arc workpieces 2 on the dies 7, collect and store the arc workpieces, and then the next arc workpieces 2 are placed on the dies 7 in a one-to-one correspondence mode.

7) If the mold needs to be replaced, the previous mold 7 can be removed by a tool, and then the mold 7 'corresponding to the arc workpiece 2' of the other style can be installed on the mold station 30.

Example two

Reference is made to fig. 10. The present embodiment is substantially the same as the first embodiment, except that: the modeling of the mould 7 is different, the mould 7 is an annular mould, the inside of the annular mould is a containing cavity 70 matched with the arc workpiece 2 (such as a semicircle), the inner side wall of the containing cavity 70 is an inclined side wall with threads, and the arc workpiece 2 (such as a semicircle) to be processed is arranged in the containing cavity 70. The design that holds chamber 70 and adopt the inclined inside wall of band screw thread makes in circular arc work piece 2 arranges in and holds chamber 70, and its base receives the effect of the frictional force of screw thread, and difficult appearance is not hard up or the skew, and the circular arc work piece 2 after the operation of also conveniently punching is accomplished takes out moreover.

In addition, the mold 7 may also be a cylindrical mold, a containing cavity 70 'matched with the lower part of another arc workpiece 2' is arranged inside the cylindrical mold, the shape of the containing cavity 70 'is matched with the shape of the lower part of the arc workpiece 2', the upper part of the arc workpiece 2 'is an arc part, the lower part of the arc workpiece is a cone part, and the arc workpiece 2' to be processed can be placed in the cylindrical mold, which can be referred to fig. 11 in the specification.

EXAMPLE III

Reference is made to fig. 12. The present embodiment is substantially the same as the first embodiment, except that: the utility model provides a circular arc work piece processing equipment that punches, still includes the ejection of compact platform 82 that is used for the circular arc work piece 2 that waits to process to place feed platform 81 and the circular arc work piece 2 after the processing to put, and this feed platform 81 and ejection of compact platform 82 are located respectively the left and right side of frame 1. The machine frame 1 is provided with a waste collecting disc 91 for receiving waste materials generated in the drilling operation process of the arc workpiece 2, and the waste collecting disc 91 is positioned under the drilling platform 3. A waste discharge pipe 92 for discharging waste in the waste collection tray 91 is connected to the bottom of the waste collection tray.

In addition, the number of the processing devices may be a plurality (for example, two, four, or six, and the like, which are sequentially arranged), and the waste discharge pipes 92 of the plurality of processing devices are each communicated with a discharge header pipe having a dust pump 93, and the waste thereof is discharged and collected through the discharge header pipe.

Example four

Reference is made to fig. 13. The present embodiment is substantially the same as the first embodiment, except that: a processing device for punching an arc workpiece comprises a frame 1, two drilling platforms 3 which are arranged on the frame 1 and used for placing the arc workpiece 2, and two drilling devices 4 which respectively perform punching operation on the arc workpiece 2 on the two drilling platforms 3; the frame 1 includes frame body 11 and installs on frame body 11 top surface and be square column frame 12, two drilling platforms 3 are installed on frame body 11 to it is located respectively the place ahead and the rear of column frame 12. The two drilling devices 4 are respectively arranged on the front and the back of the upright post frame 12, and a plurality of drilling machine heads 40 of one drilling device 4 are positioned right above a plurality of mould stations of one drilling platform 3. The design that two drilling platforms 3 share one frame 1 is adopted, the spatial arrangement is more compact and reasonable, the space utilization rate is high, the efficiency of drilling the arc workpiece is further improved, the punching amount of a single device is further improved, one worker can simultaneously control the two drilling platforms 3, and the operation efficiency of the worker is high.

EXAMPLE five

Reference is made to fig. 10, 11 and 12. The present embodiment is substantially the same as the first embodiment, except that: the drilling platform 3 comprises a long strip base 34 fixed on the rack and a plurality of independent unit platforms 35 sequentially arranged at intervals along the length direction of the long strip base 34, each independent unit platform 35 comprises a support seat capable of swinging left and right, a mold station 30 is arranged on the top surface of each support seat, the bottom of each support seat 30 is provided with the second driving device 6, and each mold station 30 is driven to rotate by the corresponding second driving device 6; the rear end of each support base is mounted on the elongated base 34 so as to be swingable left and right via a transmission shaft 36, and is driven to swing left and right by a first driving device 5. Adopt the design of rectangular base 34 to combine a plurality of independent unit platforms 35, can realize the automatic operation of punching of circular arc work piece (such as the hu zui mesh spare of purple sand pot) of curved surface structure, and the controllability is strong, every independent unit platform 35 can realize independent left and right swing action and drive mould station 30 above that and independently carry out the rotation action, a plurality of independent unit platforms 35 are difficult for receiving the influence each other, the fault rate of equipment operation has been reduced, if certain independent unit platform 35 breaks down simultaneously, can not influence other independent unit platform 35's independent operation yet.

Reference is made to fig. 10 and 12. Each support seat is in an L shape, each support seat comprises a horizontal plate 361 for mounting the mold station 30 and a vertical plate 362 connected to the rear of the horizontal plate 361, and each second driving device 6 comprises a rotating motor 61 mounted at the bottom of the horizontal plate 361 and a rotating shaft 62 connected with the corresponding mold station 30; each of the first driving devices 5 includes a driving shaft 50 connected with the vertical plate 362 and a driving motor installed at the rear of the driving shaft 50.

Reference is made to fig. 10, 11 and 12. The drilling device 4 comprises a machine head base 41 arranged on the machine frame, a horizontal back plate 42 capable of ascending and descending on the machine head base 41 and a plurality of drilling machine heads 40 sequentially arranged above the plurality of mould stations 30 at intervals; the machine head base 41 is provided with a vertical rail, the center of the back of the horizontal back plate 42 is provided with a sliding block matched with the vertical rail, and the horizontal back plate 42 is in sliding fit on the vertical rail through the sliding block to realize the ascending, descending and moving actions of the machine head base 41.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides a processing equipment that circular arc work piece punched which characterized in that: the drilling machine comprises a rack, a drilling platform arranged on the rack and used for placing an arc workpiece, and a drilling device for drilling the arc workpiece on the drilling platform; the drilling platform comprises a mould station for placing the arc workpiece, a first driving device for driving the mould station to swing and a second driving device for driving the mould station to rotate.

2. The machining equipment for punching the arc workpiece according to claim 1, wherein: drilling platform includes that left branch strut seat, right branch strut seat and level erect between left and right branch strut seat and can swing back and forth's bar platform, and a plurality of mould stations of interval arrangement in proper order are installed to the top surface of this bar platform, second drive arrangement is located on the bar platform bottom, first drive arrangement is located the lateral wall of left and right branch strut seat.

3. The machining equipment for punching the arc workpiece according to claim 2, wherein: the bar platform includes bar platform body and connects on the left and right lateral wall of bar platform body and the bellied linkage dog that makes progress, sets up the shaft hole that runs through about should linking on the dog, the bar platform can be swung with left and right supporting seat and be connected through a drive shaft of drive arrangement and install on the shaft hole.

4. The machining equipment for punching the arc workpiece according to claim 1, wherein: the feeding table and the discharging table are respectively positioned on the left side and the right side of the rack.

5. The machining equipment for punching the arc workpiece according to claim 2, wherein: the drilling device comprises a machine head base arranged on the machine frame, a horizontal back plate capable of lifting and moving on the machine head base and a plurality of drilling machine heads sequentially arranged above a plurality of die stations at intervals.

6. The machining equipment for punching the arc workpiece according to claim 1, wherein: the second driving device comprises a rotating motor for driving the mold station to rotate.

7. The machining equipment for punching the arc workpiece according to claim 1, wherein: the mould station is in a T shape, a locking hole for locking the mould is formed in the top of the mould station, and the mould is fixed on the mould station in the locking hole in an inserting mode through screws.

8. The machining equipment for punching the arc workpiece according to claim 1, wherein: the drilling platform comprises a long strip base fixed on the rack and a plurality of independent unit platforms sequentially arranged at intervals along the length direction of the long strip base, each independent unit platform comprises a supporting seat capable of swinging left and right, a mold station is arranged on the top surface of each supporting seat, the bottom of each supporting seat is provided with the second driving device, and each mold station is driven to rotate by the corresponding second driving device; the rear end of the support seat is arranged on the strip base in a manner of swinging left and right through a transmission shaft, and the support seat is driven by a first driving device to swing left and right.

9. The use method of the machining equipment for punching the arc workpiece is characterized by comprising the following steps of: it comprises the following steps: 1) assembling the dies, namely selecting a die to be fixed on a die station of the drilling platform through a locking piece; 2) Placing the arc workpieces, and mounting the arc workpieces on the dies in a one-to-one correspondence manner by workers; 3) the top punching operation is carried out, the drilling device is started, and the plurality of drilling machine heads of the drilling device move downwards and respectively carry out drilling operation on the tops of the plurality of arc workpieces right below the drilling device, so that the plurality of drilling machine heads ascend and return after the tops of the plurality of arc workpieces are punched; 4) determining a circle of operation surface to punch, starting a first driving device, pausing a die station after swinging a preset angle, then starting a drilling device to drill a plurality of arc workpieces, starting a second driving device after drilling is finished, driving the die station to synchronously rotate a preset angle which is 360-degree equal angle, then starting the drilling device to drill a plurality of arc workpieces again, and repeating the steps until the 360-degree equal angle is finished, namely the first circle of operation surface is punched; 5) determining the next circle of operation surface punching: starting the first driving device, pausing the die station after swinging by a next preset angle, then performing the fourth step operation again until the punching of the second circle of operation surface is completed, then starting the first driving device again, pausing the die station after swinging by a next preset angle, determining the next circle of operation surface, and repeating the fourth step operation until all circles of operation surfaces are completed, namely the punching operation of the arc-shaped workpiece is completed; 6) the arc workpieces are taken down, then the workers take down the arc workpieces on the dies to be collected and stored, and then the next arc workpieces are placed.

10. The use method of the machining equipment for punching the arc-shaped workpiece according to claim 9, characterized by comprising the following steps: and 7) replacing the die, wherein if the arc workpiece of the other style needs to be processed, the previous die can be taken down through the tool, and then the die corresponding to the arc workpiece of the other style is arranged on the die station.