CN116079141A

CN116079141A - Trimming die for thin part machining

Info

Publication number: CN116079141A
Application number: CN202310083023.2A
Authority: CN
Inventors: 刘洋
Original assignee: Jiangsu Guanan Electromechanical Co ltd
Current assignee: Jiangsu Guanan Electromechanical Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-05-09

Abstract

The invention discloses a trimming die for processing thin parts, which relates to the technical field of trimming dies and comprises a workbench, wherein the upper side of the workbench is fixedly connected with a support, the inner wall of the support is fixedly connected with a first electric push rod, the lower output end of the first electric push rod is fixedly connected with a fixing frame, the lower outer wall of the fixing frame is fixedly connected with a motor, the outer wall of an output rod of the motor penetrates through the fixing frame and extends to the other side of the fixing frame, the outer wall of the output rod of the motor is fixedly connected with a cutter, the diameter of the cutter is larger than that of the motor, and a fixing mechanism is arranged at the lower part of the motor at the upper side of the workbench.

Description

Trimming die for thin part machining

Technical Field

The invention relates to the technical field of trimming dies, in particular to a trimming die for processing thin parts.

Background

Although the flexible multipoint mould and the gantry and horizontal five-coordinate skin numerical control milling equipment can solve the processing problem of small-sized skin parts, for large-sized skin parts, the flexible multipoint mould can only carry out multipoint discrete support on a skin curved surface, the skin is a thin-wall part, when a cutter applies cutting force to a suspension area between clamping points, particularly the thin-wall skin, the skin at the part inevitably chatter, so that the cutting depth and the surface roughness cannot be controlled, and deformation occurs in the processing process of the thin-wall part;

the prior supporting device for processing the thin-wall part and the thin-wall part processing method have the publication number of CN106271716A, and can achieve the effects of damping and buffering the weak part of the edge of the sheet metal part to prevent the sheet metal part from expanding and vibrating outwards when in use, but because the cutter cuts the weak part of the edge of the sheet metal part, the vibration of the sheet metal part is omnibearing, and when the sheet metal part vibrates towards the opposite side of the device, the device cannot generate effective support, so that the device is required to be stable when the thin-wall sheet metal part is cut.

Disclosure of Invention

The invention aims to provide a trimming die for processing thin parts, which solves the problems in the prior art.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a trimming die for thin part processing, includes the workstation, the upside fixedly connected with support of workstation, the first electricity push rod of inner wall fixedly connected with of support, the downside output fixedly connected with mount of first electricity push rod, the downside outer wall fixedly connected with motor of mount, the output pole outer wall of motor runs through the mount and extends to the opposite side of mount, the output pole outer wall fixedly connected with cutter of motor, the diameter of cutter is greater than the diameter of motor, the downside department that the upside of workstation is located the motor is provided with fixed establishment.

According to the technical scheme, fixed establishment includes the fixed block, the downside fixed connection of fixed block is in the outer wall upside of workstation, the inner wall fixedly connected with second electricity push rod of fixed block, the output of second electricity push rod is towards the middle part of workstation, the output fixedly connected with threaded rod of second electricity push rod, the outer wall of threaded rod is provided with the helicitic texture, the outer wall threaded connection of threaded rod has the screw thread cover, the inner wall of screw thread cover is provided with the helicitic texture, one side cover that is close to the workstation middle part of screw thread cover is equipped with the spud pile, the inner wall of spud pile passes through the bearing rotation with the outer wall of screw thread cover and is connected, the spring groove has been seted up to one side that is close to the workstation middle part on the spud pile, the inner wall bottom fixedly connected with first spring of spring groove, the upper end fixedly connected with down the briquetting of first spring, the outer wall and the outer wall sliding connection of spud pile of lower briquetting, the downside of spud pile is provided with vibration mechanism, the inside of spud pile is provided with adsorption equipment.

According to the technical scheme, vibration mechanism includes the slide stake, the downside of slide stake and the last fixed surface of workstation are connected, the spout has been seted up to the upside of slide stake, the inner wall sliding connection of spout has the slider, one side fixedly connected with connecting rod that the slider is close to the workstation middle part, the one end fixedly connected with fixed plate that keeps away from the slider of connecting rod, the last fixed surface of fixed plate is connected with the vibration piece, the upside fixedly connected with mesh board of workstation, a plurality of meshes have been seted up on the mesh board, vibration piece, fixed plate all set up the downside at the mesh board, the distance of fixed plate upside to mesh board lower surface is less than the length of vibration piece.

According to the technical scheme, adsorption equipment includes first exhaust passage, the inside at the spud is seted up to first exhaust passage, one side of first exhaust passage and one side intercommunication that the spud is close to the workstation middle part set up, the other end of first exhaust passage and the one side intercommunication that is located the screw thread cover middle part of spud set up, the inner wall fixedly connected with second spring of first exhaust passage, the other end fixedly connected with communicating pipe of second spring, the outer wall and the inner wall sliding connection of first exhaust passage of communicating pipe, the one end fixedly connected with sucking disc of keeping away from first exhaust passage of communicating pipe, one side of the middle part of sucking disc towards the workstation extends to the outside of first exhaust passage, sucking disc and communicating pipe intercommunication set up, the screw thread is sheathe in and is seted up second exhaust passage, one end and the screw thread cover of second exhaust passage are close to one side intercommunication setting of spud, the other end and the screw thread cover of keeping away from the one side outside intercommunication setting of spud.

According to the technical scheme, one end of the second exhaust channel, which is close to the fixing pile, and one end of the first exhaust channel, which is close to the sucker, are both positioned on the same circle taking the center of the threaded sleeve as the center of the circle.

According to the technical scheme, the outer wall of the lower pressing block is of a trapezoid structure, the upper side of the lower pressing block is inclined downwards from one side far away from the fixed pile to one side close to the fixed pile, and a slope which is always inclined with the upper surface of the lower pressing block is formed in one side of the fixed pile close to the lower pressing block.

According to the technical scheme, the elastic force of the second spring is larger than that of the first spring.

Compared with the prior art, the invention has the following beneficial effects: when the sheet metal part cutting machine is used, a sheet metal part is placed on a workbench, the first electric push rod and the second electric push rod are connected with a mains supply, the first electric push rod is started to push down the fixing frame, and meanwhile, the motor is started to drive the cutter to rotate at a high speed to cut the edge of the sheet metal part;

before cutting, placing the sheet metal part on a workbench, starting a second electric push rod to push a threaded rod to move, and then pushing a pressing block to move towards the inside of a fixed pile under the pushing of the threaded rod and a threaded sleeve, so that the pressing block generates downward force on the surface of the sheet metal part, the lower surface of the sheet metal part is in contact with the upper surface of a mesh plate more tightly, and vibration caused by cutting is reduced;

the fixed pile drives the sliding block to move in the moving process of the fixed pile, so that the fixed plate moves, when the vibrating plate moves at the lower side of the mesh plate, the vibrating plate continuously rebounds to impact the inner wall of the mesh due to the meshes of the mesh plate, so that the mesh plate vibrates, cutting scraps on the mesh plate drop to the lower side of the mesh plate, and the phenomenon that the sheet metal part and the mesh plate are in uneven contact to cause severe vibration when being cut is prevented;

after the lower pressing block moves to the inside of the fixing pile, one side, close to the sheet metal part, of the sucker is extruded by the sheet metal part to enable the sheet metal part to retract into the inside of the fixing pile, so that the sucker is tightly adsorbed on the surface of the sheet metal part, the sheet metal part can be pulled and buffered by the sucker if being vibrated when being cut, severe vibration of the sheet metal part is prevented, and the inward vibration of the sheet metal part is restrained.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic diagram of the overall principle of the present invention;

FIG. 2 is a schematic diagram of the structure of FIG. 1A according to the present invention;

FIG. 3 is a schematic view of the structure of the fixing mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the inside of the fixing mechanism of the present invention;

FIG. 5 is a schematic view of the structure of the inside of the fixing pile at the communicating pipe according to the present invention;

FIG. 6 is a schematic view of the structure of the thread bushing of the present invention;

in the figure: 1 workbench, 2 support, 3 first electric push rod, 4 fixing frame, 5 motor, 6 cutters, 7 fixing mechanism, 701 fixing block, 702 second electric push rod, 703 threaded rod, 704 thread bush, 705 fixing pile, 706 first spring, 707 down-pressing block, 708 vibration mechanism, 709 adsorption mechanism, 801 slide pile, 802 slide block, 803 connecting rod, 804 vibration plate, 805 fixing plate, 806 mesh plate, 901 first exhaust channel, 902 second spring, 903 communicating pipe, 904 sucker, 905 second exhaust channel.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a trimming die for thin part processing, including workstation 1, the upside fixedly connected with support 2 of workstation 1, the first electric putter 3 of inner wall fixedly connected with of support 2, the downside output fixedly connected with mount 4 of first electric putter 3, the downside outer wall fixedly connected with motor 5 of mount 4, the output pole outer wall of motor 5 runs through mount 4 and extends to the opposite side of mount 4, the output pole outer wall fixedly connected with cutter 6 of motor 5, the diameter of cutter 6 is greater than the diameter of motor 5, the upside of workstation 1 is located the lower part department of motor 5 and is provided with fixed establishment 7.

The fixing mechanism 7 comprises a fixing block 701, the lower side of the fixing block 701 is fixedly connected to the upper side of the outer wall of the workbench 1, the inner wall of the fixing block 701 is fixedly connected with a second electric push rod 702, the output end of the second electric push rod 702 faces the middle of the workbench 1, the output end of the second electric push rod 702 is fixedly connected with a threaded rod 703, the outer wall of the threaded rod 703 is provided with a threaded structure, the outer wall of the threaded rod 703 is in threaded connection with a threaded sleeve 704, the inner wall of the threaded sleeve 704 is provided with a threaded structure, one side of the threaded sleeve 704, which is close to the middle of the workbench 1, is sleeved with a fixing pile 705, the inner wall of the fixing pile 705 is rotatably connected with the outer wall of the threaded sleeve 704 through a bearing, one side, which is close to the middle of the workbench 1, of the fixing pile 705 is provided with a spring groove, the bottom of the inner wall of the spring groove is fixedly connected with a first spring 706, the upper end of the first spring 706 is fixedly connected with a lower pressing block 707, the outer wall of the lower pressing block 707 is of a trapezoid structure, the upper side of the upper side is inclined from one side, which is far away from the fixing pile 705, to the side, which is close to the side, of the lower pressing block 705 is inclined downward, one side, which is close to the lower pressing block 705 is provided with the outer wall of the lower pressing block 705, and the outer wall of the fixing pile 705 is fixedly connected with the inner wall of the fixing pile, and the vibration absorbing mechanism 709.

The vibration mechanism 708 comprises a slide pile 801, the lower side of the slide pile 801 is fixedly connected with the upper surface of the workbench 1, a chute is formed in the upper side of the slide pile 801, a sliding block 802 is slidably connected with the inner wall of the chute, one side, close to the middle of the workbench 1, of the sliding block 802 is fixedly connected with a connecting rod 803, one end, far away from the sliding block 802, of the connecting rod 803 is fixedly connected with a fixing plate 805, the upper surface of the fixing plate 805 is fixedly connected with a vibration plate 804, the upper side of the workbench 1 is fixedly connected with a mesh plate 806, a plurality of meshes are formed in the mesh plate 806, the vibration plate 804 and the fixing plate 805 are arranged on the lower side of the mesh plate 806, and the distance from the upper side of the fixing plate 805 to the lower surface of the mesh plate 806 is smaller than the length of the vibration plate 804.

The adsorption mechanism 709 comprises a first exhaust channel 901, the first exhaust channel 901 is arranged in the fixing pile 705, one side of the first exhaust channel 901 is communicated with one side of the fixing pile 705, which is close to the middle of the workbench 1, and the other end of the first exhaust channel 901 is communicated with one side of the fixing pile 705, which is located in the middle of the threaded sleeve 704, and is arranged in an upper side, which is close to the middle of the fixing pile 705, a second spring 902 is fixedly connected to the inner wall of the first exhaust channel 901, the elastic force of the second spring 902 is larger than that of the first spring 706, the other end of the second spring 902 is fixedly connected with a communicating pipe 903, the outer wall of the communicating pipe 903 is in sliding connection with the inner wall of the first exhaust channel 901, one end, which is far away from the first exhaust channel 901, of the communicating pipe 903 is fixedly connected with a sucker 904, one side, which is close to the middle of the fixing pile 1, of the sucker 904 extends to the outer side of the first exhaust channel 901, the sucker 904 is communicated with the communicating pipe 903, one end, which is arranged on the threaded sleeve 704, one end of the second exhaust channel is close to one side of the fixing pile 705, which is far away from the fixing pile 705, of the second exhaust channel 905, is communicated with the outer side of the fixing pile 705, which is located in the center of the same circle as the sucker 905.

When the sheet metal part is used, a sheet metal part is placed on a workbench 1, a first electric push rod 3 and a second electric push rod 702 are connected with a mains supply, the first electric push rod 3 is started to push down a fixed frame 4, a motor 5 is started to drive a cutter 6 to rotate at a high speed to cut the edge of the sheet metal part, the second electric push rod 702 is started to push a threaded rod 703 to move, the threaded rod 703, a threaded sleeve 704, a fixed pile 705 and a lower pressing block 707 move towards the sheet metal part, after the lower pressing block 707 approaches the sheet metal part, the lower pressing block 707 stops moving, the fixed pile 705 stops moving under the support of a first spring 706, the threaded rod 703 is deeply inserted into the threaded sleeve 704, the threaded sleeve 704 rotates, a second exhaust channel 905 is staggered with the port of the first exhaust channel 901, then the lower pressing block 707 moves towards the inside of the fixed pile under the pushing of the threaded rod 703 and the threaded sleeve, the first spring 706 contracts, and the lower pressing block 707 contacts with the sheet metal part and moves downwards, so that the surface of the sheet metal part is enabled to generate downward force, and the lower surface of the sheet metal part is enabled to contact with the upper surface of a net orifice plate 806 and the cut surface of the sheet metal part is enabled to be more tightly vibrated when the sheet metal part is tightly contacted;

in the process of moving the fixing piles 705, the fixing piles 705 drive the sliding blocks 802 to move, so that the sliding blocks 802 drive the connecting rods 803, the vibrating plates 804 and the fixing plates 805 to move, when the vibrating plates 804 move on the lower side of the mesh plates 806, the vibrating plates 804 deform due to the fact that the lengths of the vibrating plates 804 are extruded by the lower surfaces of the mesh plates 806, then the vibrating plates 804 continuously rebound to impact the inner walls of the meshes due to the meshes of the mesh plates 806, the mesh plates 806 vibrate, cutting scraps on the mesh plates 806 drop to the lower side of the mesh plates 806, and severe vibration caused by uneven contact between sheet metal parts and the mesh plates 806 is prevented;

after the lower pressing block 707 moves to the inside of the fixing pile 705, one side of the sucker 904, which is close to the sheet metal part, is extruded by the sheet metal part to retract into the inside of the fixing pile 705, gas in the first exhaust channel 901 is discharged through the contact part of the sucker 904 and the sheet metal part, and simultaneously the second spring 902 is subjected to shrinkage deformation, so that the sucker 904 is tightly adsorbed on the surface of the sheet metal part, the sheet metal part is pulled and buffered by the sucker 904 if being vibrated when being cut, severe vibration of the sheet metal part is prevented, and inward vibration of the sheet metal part is restrained;

after cutting is finished, the second electric push rod 702 is started, the second electric push rod 702 pulls the threaded rod 703 to drive the threaded sleeve 704 to rotate, the threaded sleeve 704 rotates to butt joint the second exhaust channel 905 with the first exhaust channel 901, the inside of the first exhaust channel 901 is communicated with the outside through the second exhaust channel 905, the sucking disc 904 is desorbed, the lower pressing block 707 stretches out of the inside of the fixing pile 705 under the elastic force of the first spring 706, the fixing pile 705 is pushed by the elastic force to reversely move to one side close to the second electric push rod 702, the sheet metal part is unlocked and fixed, and the fixing pile 705 moves to pull the sliding block 802 and the connecting rod 803 to reset.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a trimming die for thin parts processing, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1), motor (5), output pole outer wall, cutter (6) are fixed on the output pole outer wall of motor (5), the first electric push rod (3) of inner wall fixedly connected with of support (2), the downside output fixedly connected with mount (4) of first electric push rod (3), the downside outer wall fixedly connected with motor (5) of mount (4), the output pole outer wall of motor (5) runs through mount (4) and extends to the opposite side of mount (4), the diameter of cutter (6) is greater than the diameter of motor (5), the downside department that the upside of workstation (1) is located motor (5) is provided with fixed establishment (7).

2. The trimming die for processing thin parts according to claim 1, wherein: the fixing mechanism (7) comprises a fixing block (701), the lower side of the fixing block (701) is fixedly connected with the upper side of the outer wall of the workbench (1), the inner wall of the fixed block (701) is fixedly connected with a second electric push rod (702), the output end of the second electric push rod (702) faces the middle part of the workbench (1), the output end of the second electric push rod (702) is fixedly connected with a threaded rod (703), the outer wall of the threaded rod (703) is provided with a thread structure, the outer wall of the threaded rod (703) is connected with a thread sleeve (704) in a thread way, the inner wall of the thread sleeve (704) is provided with a thread structure, one side of the thread sleeve (704) close to the middle part of the workbench (1) is sleeved with a fixed pile (705), the inner wall of the fixed pile (705) is rotationally connected with the outer wall of the thread sleeve (704) through a bearing, a spring groove is arranged on one side of the fixed pile (705) close to the middle part of the workbench (1), the bottom of the inner wall of the spring groove is fixedly connected with a first spring (706), the upper end of the first spring (706) is fixedly connected with a pressing block (707), the outer wall of the lower pressing block (707) is in sliding connection with the outer wall of the fixed pile (705), the lower side of the fixed pile (705) is provided with a vibration mechanism (708), an adsorption mechanism (709) is arranged in the fixing pile (705).

3. A trimming die for processing thin parts according to claim 2, wherein: vibration mechanism (708) are including slide stake (801), the downside of slide stake (801) and the last fixed surface of workstation (1) are connected, the spout has been seted up to the upside of slide stake (801), the inner wall sliding connection of spout has slider (802), one side fixedly connected with connecting rod (803) near workstation (1) middle part of slider (802), the one end fixedly connected with fixed plate (805) of keeping away from slider (802) of connecting rod (803), the last fixed surface of fixed plate (805) is connected with vibrating plate (804), the upside fixedly connected with mesh board (806) of workstation (1), a plurality of meshes have been seted up on mesh board (806), vibrating plate (804), fixed plate (805) all set up the downside at mesh board (806), the distance of vibrating plate (805) upside to mesh board (806) lower surface is less than the length of vibrating plate (804).

4. A trimming die for processing a thin part according to claim 3, wherein: the adsorption mechanism (709) comprises a first exhaust passage (901), the first exhaust passage (901) is arranged in the fixing pile (705), one side of the first exhaust passage (901) is communicated with one side of the fixing pile (705) close to the middle of the workbench (1), the other end of the first exhaust passage (901) is communicated with the upper side of the middle of the fixing pile (705) which is positioned in a threaded sleeve (704), the inner wall of the first exhaust passage (901) is fixedly connected with a second spring (902), the other end of the second spring (902) is fixedly connected with a communicating pipe (903), the outer wall of the communicating pipe (903) is in sliding connection with the inner wall of the first exhaust passage (901), one end of the communicating pipe (903) far away from the first exhaust passage (901) is fixedly connected with a sucker (904), one side of the sucker (904) which faces the middle of the workbench (1) extends to the outer part of the first exhaust passage (901), the sucker (904) is communicated with the communicating pipe (903), the threaded sleeve (704) is provided with the communicating pipe (903), the other end of the communicating pipe (704) is fixedly connected with the communicating pipe (905) which is close to one side of the first exhaust passage (905), the other end of the second exhaust channel (905) is communicated with the outside of one side of the threaded sleeve (704) far away from the fixed pile (705).

5. The trimming die for processing thin parts according to claim 4, wherein: one end of the second exhaust channel (905) close to the fixing pile (705) and one end of the first exhaust channel (901) close to the sucker (904) are both positioned on the same circle taking the center of the threaded sleeve (704) as the center of the circle.

6. The trimming die for processing thin parts according to claim 5, wherein: the outer wall of the lower pressing block (707) is of a trapezoid structure, the upper side of the lower pressing block is inclined downwards from one side far away from the fixed pile (705) to one side close to the fixed pile (705), and a slope which is always inclined with the upper surface of the lower pressing block (707) is formed on one side of the fixed pile (705) close to the lower pressing block (707).

7. The trimming die for processing thin parts according to claim 6, wherein: the second spring (902) has a spring force greater than the spring force of the first spring (706).