CN112475175A - Intelligent high efficiency hot die forging press lathe - Google Patents
Intelligent high efficiency hot die forging press lathe Download PDFInfo
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- CN112475175A CN112475175A CN202011270184.5A CN202011270184A CN112475175A CN 112475175 A CN112475175 A CN 112475175A CN 202011270184 A CN202011270184 A CN 202011270184A CN 112475175 A CN112475175 A CN 112475175A
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- fixedly connected
- forging press
- hot die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/06—Swaging presses; Upsetting presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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Abstract
The invention discloses an intelligent high-efficiency hot die forging press machine tool, which relates to the technical field of hot die forging presses and comprises a forging press outer shell, wherein a T-shaped mounting opening is formed in the inner bottom of the forging press outer shell, a T-shaped connecting seat is connected to the inside of the T-shaped mounting opening in a sliding mode, a bottom platform is fixedly connected to the top of the T-shaped connecting seat, and a forging cushion block is fixedly connected to the top of the bottom platform; the inboard of forging press shell body just is located the top fixedly connected with inside mount of bottom platform, the inboard of inside mount is provided with the transfer line, the side of transfer line just is located the top fixedly connected with gear wheel of inside mount. According to the forging press, the T-shaped mounting opening is formed in the inner bottom of the shell of the forging press, different bottom plate structures are selected for different types of forgings and then the forgings are mounted above the T-shaped mounting opening, and therefore the universality of the forging press can be improved.
Description
Technical Field
The invention relates to the technical field of hot die forging presses, in particular to an intelligent high-efficiency hot die forging press machine tool.
Background
The hot die forging and pressing vertical machine is used for forging and finishing a large number of black and nonferrous metals in batches in the manufacturing industries of automobiles, tractors, internal combustion engines, ships, aviation, mining machinery, petroleum machinery, hardware tools and the like, the forged forgings have high precision, the utilization rate of materials is high, the production rate is high, the automation is easy to realize, the requirements on the operation technology of workers are low, the noise and the vibration are small, and the like.
The traditional hot die forging press has a complex structure, one machine tool can only forge and press the same type of products, the general performance is poor, and the forging press is easy to generate impact when running, so that the service life of the forging press and the precision and quality of a forging are influenced.
Disclosure of Invention
The invention aims to provide an intelligent high-efficiency hot die forging press machine tool, which solves the problems that the traditional hot die forging press is complex in structure, one machine tool only can forge and press the same type of products, the universality is poor, and the service life of the forging press and the precision and quality of a forged piece are influenced due to the fact that impact is easily generated when the forging press operates.
In order to solve the technical problems, the invention provides the following technical scheme: an intelligent high-efficiency hot die forging press machine tool comprises a forging press outer shell, wherein a T-shaped mounting opening is formed in the inner bottom of the forging press outer shell, a T-shaped connecting seat is connected to the inside of the T-shaped mounting opening in a sliding mode, a bottom platform is fixedly connected to the top of the T-shaped connecting seat, and a forging cushion block is fixedly connected to the top of the bottom platform;
an internal fixing frame is fixedly connected to the inner side of the outer shell of the forging press and positioned above the bottom platform, a transmission rod is arranged on the inner side of the internal fixing frame, a gear wheel is fixedly connected to the side face of the transmission rod and positioned above the internal fixing frame, a motor mounting groove is formed in the top of the internal fixing frame, a driving motor is fixedly connected to the inner bottom of the motor mounting groove through a motor mounting seat, a pinion is fixedly connected to the output end of the driving motor, the pinion and the gear wheel are in meshing transmission, external threads are arranged on the side face of the transmission rod and close to the bottom end of the transmission rod, a fixing barrel is arranged at the bottom of the internal fixing frame, a thread inner barrel is arranged on the inner side of the fixing barrel, the bottom end of the transmission rod extends into the thread inner barrel and is in threaded, the bottom of the connecting flange is fixedly connected with a bottom pressing plate;
the bottom of the internal fixing frame and two sides of the fixing cylinder are fixedly connected with a fixed piston cylinder, a piston is arranged in the fixed piston cylinder, the bottom end of the piston is fixedly connected with a piston rod, the side surface of the movable disc is fixedly connected with two groups of connecting lug plates, and the bottom end of the piston rod is fixedly connected with the upper surfaces of the connecting lug plates;
the outer side surface of the outer shell of the forging press is fixedly connected with a distribution box, the top of the distribution box is provided with a threading hole, and the front side of the distribution box is provided with a hinge door, so that each control element can be conveniently installed inside the distribution box and is convenient for a user to use;
the forging press shell body, the side opening has been seted up to the left surface of forging press shell body, the inboard fixedly connected with wind-guiding box body of side opening, the lateral surface fixedly connected with fan of wind-guiding box body, the side releasable connection who just is located the wind-guiding box body in side open-ended inboard filters the casing.
Preferably, the first and second liquid crystal materials are,
t type installing port is provided with two, and two T type installing port parallel arrangement, still be provided with fastening screw between T type connecting seat and the T type installing port, can make the bottom platform be for dismantling the connection, only need be provided with different bottom platforms, change just in the time of the use and just can make the device have better universality, greatly increased the application range of device.
Preferably, the first and second liquid crystal materials are,
the inside of inside mount still is equipped with the step mouth, the inboard of step mouth is provided with the slip and supports the cover, the one end that the transfer line is located the slip and supports the inboard sets up to thick shaft segment, can restrict the transfer line and reciprocate, makes the transfer line can transmit the rotation.
Preferably:
the device also can adopt two driving motors to drive the bull gear to rotate, so that the forging machine tool has larger forging pressure.
Preferably, the first and second liquid crystal materials are,
the top of the internal fixing frame is fixedly connected with a detachable upper cover plate, and the top end of the transmission rod penetrates through the detachable upper cover plate and is fixedly connected with an upper end block.
Preferably, the first and second liquid crystal materials are,
the bottom of the forging press shell is fixedly connected with a supporting base, and a base cushion plate is arranged at the bottom of the supporting base.
Preferably, the first and second liquid crystal materials are,
the front side face of the hinge door is fixedly connected with a fixed handle, and a circuit controller is arranged inside the distribution box.
Preferably, the first and second liquid crystal materials are,
a guide pillar is arranged between the movable disc and the bottom of the internal fixed frame, a lower end block is arranged at the bottom of the guide pillar, an observation port is formed in the left side face of the shell of the forging press, and an observation door is connected to the inner side of the observation port in a hinged mode.
Preferably, the first and second liquid crystal materials are,
the inside mount is the bulk casting, the step hole has been seted up to the bottom surface of inside mount, the step hole is from upwards including coarse pore section, connecting hole section, pore section in proper order down, the solid fixed cylinder is located coarse pore section inboard, and the sliding support cover is located the connecting hole section inboard, and the sliding support cover is connected with the inside wall fastening of connecting hole, and the top of transfer line is worn out from the thin axle section, the piston cylinder connecting hole that two symmetries set up is seted up on the ground of inside mount and the outside that is located the step hole, through elastic connection piece fixed connection between the top of the interior top of piston cylinder connecting hole and fixed piston cylinder.
Preferably, the first and second liquid crystal materials are,
the inside of block terminal is provided with the controller, the bottom surface of bottom pressing plate is provided with first pressure sensors, two the bottom of piston rod all is provided with the second pressure sensors, first pressure sensors and second pressure sensors all with controller electric connection, the inside of block terminal still is provided with the control switch of control driving motor work.
1. Compared with the prior art, the invention has the following beneficial effects: the T-shaped mounting opening is formed in the inner bottom of the shell of the forging press, different bottom plate structures are selected for different types of forgings, and then the bottom plate structures are mounted above the T-shaped mounting opening, so that the universality of the forging press can be improved.
2. Compared with the prior art, the invention has the following beneficial effects: through being provided with two sets of fixed piston cylinder and piston rod structure, with the motion structure fixed connection of forging and pressing, can reduce the impact of forging press during operation effectively, increase the precision and the quality of forging.
3. Compared with the prior art, the invention has the following beneficial effects: be provided with the block terminal structure through the right flank at the forging press shell body, after this forging press of installation, do not need solitary block terminal, can be solitary to this forging press integrated control.
4. Compared with the prior art, the invention has the following beneficial effects: be provided with dust collection structure through the left surface at the forging press shell body, filter the casing moreover and set up to detachable, can absorb the dust that produces in the forging process, still conveniently change and take out and filter the casing, guarantee operational environment's cleanliness factor.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of an intelligent high efficiency hot die forging press machine of the present invention;
FIG. 2 is a schematic front view of an intelligent high efficiency hot die forging press machine of the present invention;
FIG. 3 is a schematic top view of the machine tool of an intelligent high efficiency hot die forging press of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3 of the present invention;
FIG. 5 is a schematic view of the internal principles of an intelligent high efficiency hot die forging press machine of the present invention;
FIG. 6 is a schematic view of the internal principle front structure of an intelligent high efficiency hot die forging press machine of the present invention;
FIG. 7 is a schematic perspective view of an intelligent high efficiency hot die forging press machine of the present invention;
in the figure: 1. forging press shell; 2. a support base; 3. a T-shaped mounting port; 4. a T-shaped connecting seat; 5. a bottom platform; 6. forging and pressing the cushion block; 7. a distribution box; 8. a hinge door; 9. fixing a handle; 10. threading holes; 11. an internal mount; 12. the upper cover plate can be detached; 13. connecting the ear plates; 14. a fixed piston cylinder; 15. a connecting flange; 16. an upper end block; 17. a bottom pressing plate; 18. a fixed cylinder; 19. a threaded inner barrel; 20. a transmission rod; 21. a sliding support sleeve; 22. a thick shaft section; 23. an external thread; 24. a bull gear; 25. a motor mounting groove; 26. a drive motor; 27. a pinion gear; 28. a movable tray; 29. a piston rod; 30. an air guide box body; 31. a filter housing; 32. a fan; 33. the side is open.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: an intelligent high-efficiency hot die forging press machine tool comprises a forging press outer shell 1, wherein a T-shaped mounting opening 3 is formed in the inner bottom of the forging press outer shell 1, a T-shaped connecting seat 4 is connected to the inside of the T-shaped mounting opening 3 in a sliding mode, a bottom platform 5 is fixedly connected to the top of the T-shaped connecting seat 4, the T-shaped mounting opening 3 is used for conveniently mounting the bottom platform 5, a forging cushion block 6 is fixedly connected to the top of the bottom platform 5, a forged product is forged and pressed on the forging cushion block 6, the T-shaped connecting seat 4 is detachably connected with the T-shaped mounting opening 3, and different bottom platforms 5 and forging cushion blocks 6 can be conveniently replaced;
an internal fixing frame 11 is fixedly connected to the inner side of the forging press outer shell 1 and positioned above the bottom platform 5, a transmission rod 20 is arranged on the inner side of the internal fixing frame 11 and plays a role in transmitting the rotating power of a driving motor 26, a large gear 24 is fixedly connected to the side surface of the transmission rod 20 and positioned above the internal fixing frame 11 and is in transmission with a small gear 27 at the output end of the driving motor 26, a motor mounting groove 25 is formed in the top of the internal fixing frame 11, a driving motor 26 is fixedly connected to the inner bottom of the motor mounting groove 25 through a motor mounting seat, a small gear 27 is fixedly connected to the output end of the driving motor 26, the small gear 27 is in meshing transmission with the large gear 24, an external thread 23 is arranged on the side surface of the transmission rod 20 and close to the bottom end, a fixing cylinder 18 is arranged at the bottom of the, the external thread 23 and the thread inner cylinder 19 realize power for changing rotation into up-down movement, the bottom end of the transmission rod 20 extends into the thread inner cylinder 19 and is in threaded connection, the bottom of the fixed cylinder 18 is fixedly connected with a movable disc 28, the bottom of the movable disc 28 is fixedly connected with a connecting flange 15, the bottom pressing plate 17 can be conveniently connected so as to be convenient for replacing the bottom pressing plate 17, the bottom of the connecting flange 15 is fixedly connected with the bottom pressing plate 17, and the bottom pressing plate 17 is fixed through a group of sunk screws;
the bottom of the internal fixing frame 11 and two sides of the fixing cylinder 18 are fixedly connected with a fixed piston cylinder 14, a piston is arranged in the fixed piston cylinder 14, the bottom end of the piston is fixedly connected with a piston rod 29, the side surface of the movable disc 28 is fixedly connected with two groups of connecting lug plates 13, the bottom end of the piston rod 29 is fixedly connected with the upper surface of the connecting lug plates 13, the movable disc 28 moves up and down along with the machine when the machine runs, so that the piston rod 29 is driven to move, the piston rod 29 moves to compress air, the movable disc 28 has resistance, and the impact is reduced;
a distribution box 7 is fixedly connected to the outer side surface of the forging press outer shell 1, a threading hole 10 is formed in the top of the distribution box 7, and a hinge door 8 is arranged on the front side of the distribution box 7 and used for installing a control circuit element;
open sides 33 has been seted up to forging press shell body 1's left surface, open sides 33's inboard fixedly connected with wind-guiding box body 30, the lateral surface fixedly connected with fan 32 of wind-guiding box body 30, open sides inboard and the side releasable connection who is located wind-guiding box body 33 have filter housing 31, and the theory of operation of whole dust removal structure does, and fan 32 work, and the air is taken out to the inboard air intake of wind-guiding box body 30, and the air is through wind-guiding box body 30, then enters into filter housing 31 in, discharges after filtering, and filter housing 31 wholly sets up to the structure that can dismantle, and dismantlement that can be convenient gets off and clears up, uses unusual convenience.
Two T-shaped mounting openings 3 are arranged, the two T-shaped mounting openings 3 are arranged in parallel, fastening screws are further arranged between the T-shaped connecting seat 4 and the T-shaped mounting openings 3 and are used for fixing after the bottom platform 5 is mounted to avoid moving, a step opening is further formed in the inner side of the internal fixing frame 11, a sliding support sleeve 21 is arranged in the step opening, one end, located in the sliding support sleeve 21, of the transmission rod 20 is provided with a thick shaft section 22 and mainly plays a role of supporting the transmission rod 20, two driving motors 26 and two small gears 27 are arranged, the two driving motors 26 and the small gears 27 are symmetrically distributed, the two small gears 27 are meshed with the large gear 24 for transmission, the two driving motors 26 can be used for driving, the one driving motor 26 can also be used for driving, the detachable upper cover plate 12 is fixedly connected to the top of the internal fixing frame 11 and mainly plays a shielding transmission structure, the engagement effect of the protection gear, the top end of the transmission rod 20 penetrates through the detachable upper cover plate 12 and is fixedly connected with an upper end block 16, the bottom of the forging press outer shell 1 is fixedly connected with a supporting base 2, the bottom of the supporting base 2 is provided with a base cushion plate, the front side surface of the hinge door 8 is fixedly connected with a fixed handle 9, the inside of the distribution box 7 is provided with a circuit controller, a guide pillar is arranged between the movable disc 28 and the bottom of the internal fixing frame 11, the bottom of the guide pillar is provided with a lower end block which can limit the rotation of the movable disc 28, the left side surface of the forging press outer shell 1 is provided with an observation port, the inner side of the observation port is hinged with an observation door, the internal fixing frame 11 is integrally cast, the bottom surface of the internal fixing frame 11 is provided with a step hole, the step hole sequentially comprises a coarse hole section, a connecting hole section and a fine, and the inside wall fastening connection of sliding support cover 21 and connecting hole, the top of transfer line 20 is worn out from thin axle section, the piston cylinder connecting hole that two symmetries set up is seted up on the ground of inside mount 11 and the outside that is located the step hole, through elastic connection piece fixed connection between the interior top of piston cylinder connecting hole and the top of fixed piston cylinder 14, the inside of block terminal 7 is provided with the controller, the bottom is pressed the bottom surface of board 17 and is provided with first pressure sensors according to the bottom, the bottom of two piston rods 29 all is provided with the second pressure sensors, first pressure sensors and second pressure sensors all with controller electric connection, the inside of block terminal 7 still is provided with the control switch of control driving motor 26 work.
The working principle of the invention is as follows: when the forging device is used, a heated forging piece is placed on the forging cushion block 6, the driving motor 26 drives the pinion 27 to rotate, the gear wheel 24 is driven to rotate through the meshing relation among the gears, the external thread 23 at the bottom end and the thread inner cylinder 19 rotate relatively, the thread inner cylinder 19 cannot rotate due to the limitation of the bottom structure, the thread inner cylinder 19 moves downwards, the fixed cylinder 18 fixedly connected with the lower portion is driven, the movable disc 28, the connecting flange 15 and the bottom pressing plate 17 move downwards to forge and press workpieces, the movable disc 28 drives the piston rod 29 and the piston inside the fixed piston cylinder 14 to move during forging, resistance can be achieved when the movable disc 28 moves, working impact is reduced, and the service life of the forging device is prolonged
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an intelligent high efficiency hot die forging press lathe, includes forging press shell body (1), its characterized in that: the inner bottom of the forging press shell (1) is provided with a T-shaped mounting opening (3), a T-shaped connecting seat (4) is connected to the inside of the T-shaped mounting opening (3) in a sliding mode, the top of the T-shaped connecting seat (4) is fixedly connected with a bottom platform (5), and the top of the bottom platform (5) is fixedly connected with a forging cushion block (6);
the forging press comprises a forging press outer shell (1), an inner fixing frame (11) is fixedly connected to the inner side of the outer shell (1) and located above a bottom platform (5), a transmission rod (20) is arranged on the inner side of the inner fixing frame (11), a large gear (24) is fixedly connected to the side face of the transmission rod (20) and located above the inner fixing frame (11), a motor mounting groove (25) is formed in the top of the inner fixing frame (11), a driving motor (26) is fixedly connected to the inner bottom of the motor mounting groove (25) through a motor mounting seat, a small gear (27) is fixedly connected to the output end of the driving motor (26), meshing transmission is conducted between the small gear (27) and the large gear (24), external threads (23) are arranged on the side face of the transmission rod (20) and close to the bottom end of the transmission rod, a fixing barrel (18) is arranged at the, the bottom end of the transmission rod (20) extends into the inner part of the threaded inner cylinder (19) and is in threaded connection, the bottom of the fixed cylinder (18) is fixedly connected with a movable disc (28), the bottom of the movable disc (28) is fixedly connected with a connecting flange (15), and the bottom of the connecting flange (15) is fixedly connected with a bottom pressing plate (17);
the bottom of the internal fixing frame (11) and two sides of the fixed cylinder (18) are fixedly connected with fixed piston cylinders (14), pistons are arranged in the fixed piston cylinders (14), the bottom ends of the pistons are fixedly connected with piston rods (29), the side surfaces of the movable discs (28) are fixedly connected with two groups of connecting lug plates (13), and the bottom ends of the piston rods (29) are fixedly connected with the upper surfaces of the connecting lug plates (13);
the outer side surface of the forging press outer shell (1) is fixedly connected with a distribution box (7), the top of the distribution box (7) is provided with a threading hole (10), and the front side of the distribution box (7) is provided with a hinge door (8);
side opening (33) have been seted up to the left surface of forging press shell body (1), inboard fixedly connected with wind-guiding box (30) of side opening (33), lateral surface fixedly connected with fan (32) of wind-guiding box (30), the inboard side releasable connection who just is located wind-guiding box (33) of side open-ended filters casing (31).
2. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the T-shaped mounting holes (3) are arranged in two and are arranged in parallel, and fastening screws are further arranged between the T-shaped connecting seat (4) and the T-shaped mounting holes (3).
3. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the inner side of the internal fixing frame (11) is further provided with a step opening, the inner side of the step opening is provided with a sliding support sleeve (21), and one end, located on the inner side of the sliding support sleeve (21), of the transmission rod (20) is provided with a thick shaft section (22).
4. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the number of the driving motors (26) and the number of the small gears (27) are two, the driving motors (26) and the small gears (27) are symmetrically distributed, and the two small gears (27) are in meshing transmission with the large gear (24).
5. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the top of the internal fixing frame (11) is fixedly connected with a detachable upper cover plate (12), and the top end of the transmission rod (20) penetrates through the detachable upper cover plate (12) and is fixedly connected with an upper end block (16).
6. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the bottom of the forging press shell body (1) is fixedly connected with a supporting base (2), and a base cushion plate is arranged at the bottom of the supporting base (2).
7. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the front side face of the hinge door (8) is fixedly connected with a fixed handle (9), and a circuit controller is arranged in the distribution box (7).
8. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: a guide post is arranged between the movable disc (28) and the bottom of the internal fixed frame (11), a lower end block is arranged at the bottom of the guide post, an observation port is formed in the left side face of the forging press outer shell (1), and an observation door is hinged to the inner side of the observation port.
9. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: inside mount (11) are the whole casting, the step hole has been seted up to the bottom surface of inside mount (11), the step hole is followed from upwards including coarse pore section, connecting hole section, thin pore section in proper order down, solid fixed cylinder (18) are located coarse pore section inboard, and sliding support cover (21) are located the connecting hole section inboard, and sliding support cover (21) and the inside wall fastening connection of connecting hole, and the top of transfer line (20) is worn out from thin axle section, the ground of inside mount (11) just is located the outside in step hole and sets up the piston cylinder connecting hole that two symmetries set up, through elastic connection piece fixed connection between the top of the interior top of piston cylinder connecting hole and fixed piston cylinder (14).
10. The intelligent high-efficiency hot die forging press machine tool of claim 1, wherein: the inside of block terminal (7) is provided with the controller, the bottom surface that bottom was pressed board (17) is provided with first pressure sensors, two the bottom of piston rod (29) all is provided with the second pressure sensors, first pressure sensors and second pressure sensors all with controller electric connection, the inside of block terminal (7) still is provided with the control switch who controls driving motor (26) work.
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| CN202011270184.5A CN112475175A (en) | 2020-11-13 | 2020-11-13 | Intelligent high efficiency hot die forging press lathe |
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| CN208083313U (en) * | 2018-03-21 | 2018-11-13 | 郦鹏钢 | A kind of bearing forging equipment with cleaning function |
| CN208613599U (en) * | 2018-05-27 | 2019-03-19 | 合肥晓阳工贸有限公司 | A kind of closed double-point accurate punching machine that security performance is high |
| CN108856468A (en) * | 2018-07-11 | 2018-11-23 | 无锡南理工科技发展有限公司 | A kind of easy-to-dismount electromechanical integration hole punched device |
| CN210411856U (en) * | 2019-05-24 | 2020-04-28 | 苏州源嘉辰机械工程有限公司 | Protection device for stamping die |
| CN210497840U (en) * | 2019-07-26 | 2020-05-12 | 汶上县永丰机械有限公司 | Screw press for processing forge piece with ejection function |
| CN211839718U (en) * | 2020-03-27 | 2020-11-03 | 无锡市天洋锻造有限公司 | Stamping device for railway forging |
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Application publication date: 20210312 |
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