CN109079048B - Automatic workpiece ejection mechanism applied to punch machining - Google Patents
Automatic workpiece ejection mechanism applied to punch machining Download PDFInfo
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- CN109079048B CN109079048B CN201810935738.5A CN201810935738A CN109079048B CN 109079048 B CN109079048 B CN 109079048B CN 201810935738 A CN201810935738 A CN 201810935738A CN 109079048 B CN109079048 B CN 109079048B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 238000003754 machining Methods 0.000 title claims abstract description 12
- 238000004080 punching Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses an automatic workpiece ejection mechanism applied to punch machining, which comprises a mounting plate, wherein bolt holes are formed in corners of the upper surface of the mounting plate, a mounting groove is formed in the upper surface of the mounting plate, a lower die is arranged in the mounting groove, a motor box is fixedly mounted on one side of the mounting plate, a fixed rod is fixedly mounted at the edge of the upper surface of the motor box, a slide rail frame is fixedly mounted at the top end of the fixed rod, a push plate is slidably mounted in the slide rail frame, and an ejection rod is mounted on the upper surface of the mounting plate through the lower die. According to the invention, the clamping plate and the clamping groove of the lower die can be seized through the first hydraulic rod, the ejection mechanism can be fixedly connected with the die, the die is convenient to mount, the problem that the qualified rate of products is reduced due to the fact that the die shakes with the ejection device during stamping can be prevented, the eccentric rotating wheel can be driven to rotate through the stepping motor, and the ejection rod can be lifted when the eccentric rotating wheel rotates.
Description
Technical Field
The invention relates to the field of punch machining, in particular to an automatic workpiece ejection mechanism applied to punch machining.
Background
The punching machine is a punching press machine, in the production, the punching process has the advantages of saving materials and energy, having high efficiency, having low technical requirement on operators and being capable of manufacturing products which cannot be achieved by machining through various die applications, so that the punching process has more and more extensive application, the punching production mainly aims at the plates, the blanking, punching, forming, trimming, fine blanking, shaping, riveting, extruding and the like can be manufactured through the die, the punching process is widely applied to various fields, the ejection mechanism in the prior art is a part of the die, a lower ejection mechanism is designed and manufactured when each set of die is designed, the design and manufacturing workload of the die is increased, and the lower ejection mechanism is designed according to the needs of the die, so various types of the ejection mechanism have no universality and cause waste during the installation, is very inconvenient, time-consuming and labor-consuming.
Through retrieval, the Chinese patent discloses an automatic ejection mechanism (publication number CN205702207U) for a small punch press, and the patent technology has the advantages of reducing the design and manufacturing workload of a die, along with simple structure, strong universality, applicability, reliability, low cost, convenience in installation, time saving and labor saving.
Through retrieval, the Chinese patent discloses a punch demoulding and ejecting mechanism (publication number CN206153485U), and the technology of the patent has the characteristics of smooth demoulding of a formed blank, short preforming time, less temperature reduction of the blank, capability of completely meeting the final forging forming of a product, low qualification rate of a forged blank and the like, and improvement of one-time acceptance rate.
Through retrieval, the Chinese patent discloses a secondary ejection control mechanism (publication number CN207594248U), and the technology of the secondary ejection control mechanism has the characteristics of not only meeting the requirements of product non-sticking of a mold and avoiding an inclined top thimble hanging structure, but also not enabling the mold to be too large in size, enabling the overall structure of the mold to be more stable, enabling mold locking and resetting to be safer and more accurate, and enabling the service life of the mold to be longer.
However, in the above three patents, all do not set up fixing device, can not be with fixed connection between mould and the ejection mechanism, can not avoid taking place to rock between mould and the ejection mechanism when the moulding-die, if take place to rock then can reduce the yields of product, the stroke needs of the different ejection mechanism of mould to the moulding-die can change, so that adapt to different moulds, must guarantee ejection mechanism's length when can change the stroke and keep unanimous when not adjusting, after the product is ejected out the mould, need have the device to push away the product so that carry out the punching press of next product, can improve work efficiency. Accordingly, one skilled in the art provides an automatic workpiece ejection mechanism for use in a punching machine to solve the above problems in the background art.
Disclosure of Invention
The invention aims to provide an automatic workpiece ejection mechanism applied to punch processing, and aims to solve the problems that a fixing device is not arranged in the patent proposed in the background art, a die cannot be fixedly connected with the ejection mechanism, the die cannot be prevented from shaking with the ejection mechanism during die pressing, the yield of a product can be reduced if shaking occurs, the stroke requirements of different ejection mechanisms of the die can be changed so as to adapt to different dies, the length of the ejection mechanism must be ensured to be consistent when the stroke is changed, after the product is ejected out of the die, a device is required to push the product away so as to punch the next product, and the working efficiency can be improved.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic workpiece ejection mechanism applied to punch machining comprises a mounting plate, bolt holes are formed in corners of the upper surface of the mounting plate, a mounting groove is formed in the upper surface of the mounting plate, a lower die is installed inside the mounting groove, a motor box is fixedly installed on one side of the mounting plate, a fixing rod is fixedly installed at the edge of the upper surface of the motor box, a slide rail frame is fixedly installed at the top end of the fixing rod, a push plate is slidably installed inside the slide rail frame, an ejection rod is installed on the upper surface of the mounting plate and penetrates through the lower die, an arc block is embedded and installed inside the ejection rod, a rotating rod is installed on one side of the ejection rod through a rotating shaft, a coil spring is installed on the outer side of the rotating shaft in a sleeved mode, one end of the coil spring is fixedly connected with the rotating shaft, the other end of the coil spring is fixedly connected with, the inside through mounting of fixture block has fixing bolt, fixing bolt's one end through mounting is in the inside of knock-out lever and is connected with the circular arc piece, the inside of fixture block and fixing bolt's the outside all are provided with the latch, the latch is bar evenly distributed in the inside of fixture block and fixing bolt's the outside, first hydraulic stem is all installed to the inside lateral wall of mounting groove, the one end fixed mounting that first hydraulic stem is close to the bed die has the cardboard.
As a further scheme of the invention: the bottom end of the side face of the lower die is provided with a clamping groove, the shape of the clamping groove is consistent with that of the clamping plate, and the top end of the ejector rod is flush with the upper surface of the lower die.
As a still further scheme of the invention: the lower fixed surface of push pedal installs fixed connection piece, fixed connection piece's bottom is rotated and is installed the second connecting rod, the inside fixed mounting of motor box has the fixed block, the fixed block rotates with the second connecting rod to be connected, the internally mounted of motor box has the motor, the bent axle is installed to the output of motor, be provided with the head rod between bent axle and the second connecting rod, the head rod all rotates with second connecting rod and bent axle to be connected.
As a still further scheme of the invention: the utility model discloses a spring mounting structure, including ejector pin, gag lever post, mounting panel, spring, ejector pin's top, ejector pin's bottom outside is run through and is installed the gag lever post, the top of gag lever post is connected with the inside fixed surface of mounting panel, install the spring between the inside upper surface of one side that the bottom of ejector pin is close to the gag lever post and mounting panel, the last fixed surface of ejector pin installs the ejector pin.
As a still further scheme of the invention: a second hydraulic rod is embedded into the ejector rod, an ejector pin is fixedly mounted on the upper surface of the second hydraulic rod, and the top end of the ejector pin is flush with the top end of the ejector rod.
As a still further scheme of the invention: the push plate is embedded in the sliding groove, and the push plate is higher than the lower die.
As a still further scheme of the invention: the connecting wire is installed to one side of second hydraulic stem, the connecting wire runs through ejector pin and mounting panel and is connected with outside power supply unit, the length of connecting wire is greater than the length of circular arc piece.
Compared with the prior art, the invention has the beneficial effects that:
the invention can seize the clamping plate and the clamping groove of the lower die through the first hydraulic rod, can fixedly connect the ejection mechanism and the die, is convenient for mounting the die, can prevent the die from shaking with the ejection device during stamping and causing the problem of reduced qualification rate of products, can drive the eccentric rotating wheel to rotate through the stepping motor, can lift the ejection rod when the eccentric rotating wheel rotates, can eject the products from the lower die by the top end when the ejection rod is lifted, if the products are connected with the die too tightly, the second hydraulic rod can be opened for secondary ejection, and the ejection rod is provided with two groups, can lift different heights to obliquely eject or flatly eject the products, the height of the arc block at the lower end of the ejection rod can be changed, thereby changing the stroke of the ejection rod, changing the length of the ejection rod, increasing the practicability of the ejection mechanism, and the ejection rod can prevent the ejection rod from sliding while changing the height of the arc block, the standardization of the stroke of the ejection rod is ensured, and the ejected product can be pushed out from the die through the push plate, so that subsequent products can be processed conveniently, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of an automatic workpiece ejection mechanism used in a punching machine;
FIG. 2 is a schematic side view of an automatic workpiece ejection mechanism used in a punching machine;
FIG. 3 is a schematic structural diagram of a motor box of an automatic workpiece ejection mechanism used in a punching machine;
FIG. 4 is a schematic structural view of an ejector rod of an automatic workpiece ejecting mechanism used in a punching machine;
FIG. 5 is a schematic structural diagram of a push rod of an automatic workpiece ejection mechanism used in a punching machine;
FIG. 6 is a schematic cross-sectional view of an ejector rod of an automatic workpiece ejecting mechanism used in a punching machine;
fig. 7 is a schematic structural view of a portion a in fig. 6.
In the figure: 1. mounting a plate; 2. bolt holes; 3. mounting grooves; 4. a lower die; 5. a motor box; 6. fixing the rod; 7. a slide rail frame; 8. pushing the plate; 31. a first hydraulic lever; 32. clamping a plate; 51. a fixed block; 52. a motor; 53. a crankshaft; 54. a first connecting rod; 81. fixing a connecting block; 82. a second connecting rod; 91. ejecting the rod; 92. a limiting rod; 93. a spring; 94. a top rod; 95. a stepping motor; 96. an eccentric runner; 941. a second hydraulic rod; 942. a thimble; 943. a connecting wire; 911. an arc block; 912. rotating the rod; 913. a clamping block; 914. fixing the bolt; 915. and (4) clamping teeth.
Detailed Description
Referring to fig. 1 to 7, in the embodiment of the invention, an automatic workpiece ejection mechanism applied to punch processing includes a mounting plate 1, bolt holes 2 are formed at corners of an upper surface of the mounting plate 1, a mounting groove 3 is formed in the upper surface of the mounting plate 1, a lower die 4 is installed inside the mounting groove 3, a motor box 5 is fixedly installed at one side of the mounting plate 1, a fixing rod 6 is fixedly installed at an edge of the upper surface of the motor box 5, a slide rail frame 7 is fixedly installed at a top end of the fixing rod 6, a push plate 8 is slidably installed inside the slide rail frame 7, an ejection rod 91 is installed on the upper surface of the mounting plate 1 through the lower die 4, first hydraulic rods 31 are installed on inner side walls of the mounting groove 3, and a clamping plate 32 is fixedly installed at one end of the first hydraulic rods 31 close. The spout has been seted up towards one side of bed die 4 to slide rail frame 7, the inside at the spout is installed in the embedding of push pedal 8, push pedal 8 highly is higher than bed die 4's height, the inside of first hydraulic stem 31 and second hydraulic stem 941 all is provided with two-way gear, the oil circuit manifold block, hydro-cylinder and piston rod, the equal theory of operation in the inside of first hydraulic stem 31 and second hydraulic stem 941 is two-way gear pump output pressure oil, control to hydro-cylinder through the oil circuit manifold block, drive the motion of piston rod.
In fig. 2: the draw-in groove has all been seted up to the side bottom of bed die 4, and the shape of draw-in groove is unanimous with the shape of cardboard 32, and the top of ejector rod 91 is flat with the upper surface of bed die 4, aims at the cardboard 32 of mounting panel 1 with the draw-in groove of bed die 4, then starts first hydraulic stem 31, and first hydraulic stem 31 can drive cardboard 32 and advance, and cardboard 32 can be with the draw-in groove interlock of bed die 4, can be with on the bed die 4 fixed mounting ejection mechanism.
In fig. 3: fixed surface of push pedal 8 installs fixed connection block 81, fixed connection block 81's bottom is rotated and is installed second connecting rod 82, the inside fixed mounting of motor box 5 has fixed block 51, fixed block 51 rotates with second connecting rod 82 and is connected, the internally mounted of motor box 5 has motor 52, bent axle 53 is installed to motor 52's output, be provided with head rod 54 between bent axle 53 and the second connecting rod 82, head rod 54 all rotates with second connecting rod 82 and bent axle 53 and is connected.
In fig. 4: a limiting rod 92 is installed at the outer side of the bottom end of the ejector rod 91 in a penetrating manner, the top end of the limiting rod 92 is fixedly connected with the inner upper surface of the mounting plate 1, a spring 93 is installed between one side of the bottom end of the ejector rod 91, which is close to the limiting rod 92, and the inner upper surface of the mounting plate 1, an ejector rod 94 is fixedly installed on the upper surface of the ejector rod 91, the motor 52 drives the crankshaft 53 to rotate through a transmission rod, when the crankshaft 53 rotates clockwise from bottom to top, the top end of the second connecting rod 82 is driven to move towards the lower die 4, and will drive the push plate 8 to move toward the lower mold 4 along the slide groove in the slide rail frame 7, so as to push the ejected product away from the lower mold 4, when the crankshaft 53 rotates clockwise from top to bottom, the first connecting rod 54 drives the second connecting rod 82 to rotate around the connecting point with the fixed block 51, thereby can drive the push pedal 8 through the fixed connecting block 81 and retrieve the inside of slide rail frame 7.
In fig. 5: a second hydraulic rod 941 is embedded in the top of the top rod 94, a top pin 942 is fixedly mounted on the upper surface of the second hydraulic rod 941, the top end of the top pin 942 is flush with the top end of the top rod 94, a connecting wire 943 is mounted on one side of the second hydraulic rod 941, the connecting wire 943 penetrates through the top rod 94 and the mounting plate 1 to be connected with an external power supply device, the length of the connecting wire 943 is greater than that of the arc block 911, and the second hydraulic rod 941 cannot be disconnected from the external power supply when lifting the top pin 942.
In fig. 6: circular arc piece 911 is installed to the inside embedding of liftout pole 91, and dwang 912 is installed through the pivot in one side of liftout pole 91, the outside of pivot is cup jointed and is installed coil spring, coil spring's one end and pivot fixed connection, and coil spring's the other end and dwang 912 fixed connection, the bottom fixed mounting of dwang 912 has fixture block 913, fixture block 913's inside through-mounting has fixing bolt 914, fixing bolt 914's one end is run through and is installed in the inside of liftout pole 91 and be connected with circular arc piece 911, coil spring can prevent that dwang 912 from taking place to rotate at the punch press during operation.
In fig. 7: the inside of fixture block 913 and the outside of fixing bolt 914 all are provided with latch 915, and latch 915 is the bar and evenly distributes in the inside of fixture block 913 and the outside of fixing bolt 914, and latch 915 can prevent that fixing bolt 914 from taking place to rotate.
The working principle of the invention is as follows: before installing the mold, the stroke of the ejector rod 91 can be adjusted according to different molds, the mounting plate 1 is turned, the clamping block 913 is opened through the rotating rod 912, the fixing bolt 914 is screwed, one end of the fixing bolt 914, which is positioned in the ejector rod 91, is moved to one side of the arc block 911, then the arc block 911 is moved, the height of the arc block 911, which is exposed out of one end of the ejector rod 91, is changed according to requirements, after the arc block 911 is moved, the fixing bolt 914 is screwed, then the rotating rod 912 and the clamping block 913 are put down, the rotating shaft connected with the rotating rod 912 is sleeved with a spiral spring, the rotating rod 912 can be prevented from rotating during the operation of the punch press, the clamping teeth on the surface of the fixing bolt 914 can be engaged through the clamping teeth 915 by the clamping teeth 913, the clamping teeth 915 are uniformly and densely distributed on the surfaces of the clamping block 913 and the fixing bolt 914, so that the influence of the rotating direction of the fixing bolt 914 is avoided, and the clamping teeth 915, the problem that the arc block 911 slides when the punch press works can be prevented, the ejection mechanism can be fixedly arranged on the punch press through the bolt holes 2 on the upper surface of the mounting plate 1, the installation and the disassembly are convenient, the lower die 4 is placed in the mounting groove 3 on the upper surface of the mounting plate 1, the clamping groove of the lower die 4 is aligned to the clamping plate 32 of the mounting plate 1, then the first hydraulic rod 31 is started, the first hydraulic rod 31 can drive the clamping plate 32 to advance, after the clamping plate 32 in the mounting groove 3 bites the clamping groove of the lower die 4, the lower die 4 can be fixedly arranged on the ejection mechanism, the problem that the product yield is reduced due to the shaking between the ejection mechanism and the die when the product is punched can be prevented, after the product is pressed by the punch press, the stepping motor 95 is started, the stepping motor 95 drives the eccentric rotating wheel 96 to rotate through the transmission rod, the protruding end of the eccentric rotating wheel 96 can eject the ejection rod 91 after contacting the arc block 911 at the bottom end, the ejector rod 91 can move along the limiting rod 92 when being ejected, the limiting rod 92 can prevent the ejector rod 91 from deviating, the limiting rod 92 can compress the spring 93 when being ejected, the top end of the ejector rod 91 can extend out of the mold core of the lower mold 4 when being ejected, so that a product can be ejected, two groups of ejector rods 91 and stepping motors 95 are arranged, flat top or inclined top can be performed on the product, when the product is stuck on the mold or hung on the ejector rod 94, the second hydraulic rod 941 can be started, the ejector pin 942 can be extended out by the second hydraulic rod 941 to perform secondary ejection, the product can be prevented from being grazed or hung on the ejector rod 94, if the product needs to be pushed when being flat top, the motor 52 can be started, the motor 52 drives the crankshaft 53 to rotate through the transmission rod, when the crankshaft 53 rotates clockwise from bottom to top, the top end of the second connecting rod 82 can be driven to move towards the lower mold 4, when the top of second connecting rod 82 moves toward lower die 4, can use the one end of being connected with fixed block 51 as the center and rotate, and can drive push pedal 8 and move toward lower die 4 along the spout in slide rail frame 7, and push pedal 8 highly is higher than the height of lower die 4 upper surface, thereby can push ejecting product away from lower die 4, when bent axle 53 is from last clockwise turning down, first connecting rod 54 drives second connecting rod 82 and rotates with its tie point with fixed block 51 as the centre of a circle, thereby can drive push pedal 8 through fixed connection piece 81 and retrieve the inside of slide rail frame 7, can push ejecting product from lower die 4 through push pedal 8, so that subsequent product is processed, and the work efficiency is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. The utility model provides an automatic ejection mechanism of work piece of application in punch press processing, includes mounting panel (1), its characterized in that, bolt hole (2) have all been seted up to the upper surface corner of mounting panel (1), and the upper surface of mounting panel (1) has seted up mounting groove (3), the internally mounted of mounting groove (3) has bed die (4), one side fixed mounting of mounting panel (1) has motor box (5), the upper surface edge fixed mounting of motor box (5) has dead lever (6), the top fixed mounting of dead lever (6) has slide rail frame (7), the internally slidable mounting of slide rail frame (7) has push pedal (8), the upper surface of mounting panel (1) runs through bed die (4) and installs ejector beam (91), arc piece (911) is installed in the inside embedding of ejector beam (91), and dwang (912) are installed through the pivot to one side of ejector beam (91), a spiral spring is sleeved and installed on the outer side of the rotating shaft, one end of the spiral spring is fixedly connected with the rotating shaft, the other end of the spiral spring is fixedly connected with the rotating rod (912), a clamping block (913) is fixedly installed at the bottom end of the rotating rod (912), a fixing bolt (914) penetrates through the clamping block (913), one end of the fixing bolt (914) is arranged inside the ejection rod (91) in a penetrating way and is connected with the arc block (911), the clamping teeth (915) are arranged inside the clamping block (913) and outside the fixing bolt (914), the clamping teeth (915) are uniformly distributed in the clamping block (913) and on the outer side of the fixing bolt (914) in a strip shape, the side wall of the interior of the mounting groove (3) is provided with a first hydraulic rod (31), one end of the first hydraulic rod (31) close to the lower die (4) is fixedly provided with a clamping plate (32).
2. The automatic workpiece ejection mechanism applied to punching machine machining according to claim 1, characterized in that the bottom ends of the side surfaces of the lower die (4) are provided with clamping grooves, the shapes of the clamping grooves are consistent with the shapes of the clamping plates (32), and the top ends of the ejection rods (91) are flush with the upper surface of the lower die (4).
3. The automatic workpiece ejection mechanism applied to the punching machine machining is characterized in that a fixed connecting block (81) is fixedly mounted on the lower surface of the pushing plate (8), a second connecting rod (82) is rotatably mounted at the bottom end of the fixed connecting block (81), a fixed block (51) is fixedly mounted inside the motor box (5), the fixed block (51) is rotatably connected with the second connecting rod (82), a motor (52) is mounted inside the motor box (5), a crankshaft (53) is mounted at the output end of the motor (52), a first connecting rod (54) is arranged between the crankshaft (53) and the second connecting rod (82), and the first connecting rod (54) is rotatably connected with the second connecting rod (82) and the crankshaft (53).
4. The automatic workpiece ejection mechanism applied to the punching machine machining is characterized in that a limiting rod (92) penetrates through the outer side of the bottom end of the ejection rod (91), the top end of the limiting rod (92) is fixedly connected with the inner upper surface of the mounting plate (1), a spring (93) is arranged between one side, close to the limiting rod (92), of the bottom end of the ejection rod (91) and the inner upper surface of the mounting plate (1), and an ejection rod (94) is fixedly arranged on the upper surface of the ejection rod (91).
5. The automatic workpiece ejection mechanism applied to punch machining according to claim 4, characterized in that a second hydraulic rod (941) is embedded in the top rod (94), an ejector pin (942) is fixedly mounted on the upper surface of the second hydraulic rod (941), and the top end of the ejector pin (942) is flush with the top end of the top rod (94).
6. The automatic workpiece ejection mechanism applied to the punching machine processing is characterized in that a sliding groove is formed in one side, facing the lower die (4), of the slide rail frame (7), the push plate (8) is embedded and installed in the sliding groove, and the height of the push plate (8) is higher than that of the lower die (4).
7. The automatic workpiece ejection mechanism applied to the punching machine machining is characterized in that a connecting wire (943) is mounted on one side of the second hydraulic rod (941), the connecting wire (943) penetrates through the ejector rod (94) and the mounting plate (1) to be connected with an external power supply device, and the length of the connecting wire (943) is larger than that of the arc block (911).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935738.5A CN109079048B (en) | 2018-08-16 | 2018-08-16 | Automatic workpiece ejection mechanism applied to punch machining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935738.5A CN109079048B (en) | 2018-08-16 | 2018-08-16 | Automatic workpiece ejection mechanism applied to punch machining |
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| Publication Number | Publication Date |
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| CN109079048A CN109079048A (en) | 2018-12-25 |
| CN109079048B true CN109079048B (en) | 2020-09-22 |
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| CN111842684B (en) * | 2020-07-17 | 2022-01-07 | 浙江白鹿源科技有限公司 | Workpiece fixing mechanism for hydraulic punching machine |
| CN112426228B (en) * | 2020-11-19 | 2022-10-21 | 林常森 | Anesthesia apparatus placing box for anesthesia department |
| CN115056536A (en) * | 2022-06-30 | 2022-09-16 | 宁波保税区锐敏日用品有限公司 | High-grade wrinkle-free aluminum foil lunch box mold |
| CN116388047B (en) * | 2023-02-15 | 2024-04-16 | 国网浙江省电力有限公司龙游县供电公司 | Insulating rod that can inhale at high altitude iron tower operation magnetism |
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| US3911719A (en) * | 1974-12-02 | 1975-10-14 | Ragsdale Brothers Inc | High speed ejector mechanism |
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| CN204052769U (en) * | 2014-09-18 | 2014-12-31 | 江苏森威精锻有限公司 | A kind of multistage discharging device |
| CN205074471U (en) * | 2015-10-15 | 2016-03-09 | 江苏森威精锻有限公司 | Second grade material returned structure |
| CN206366614U (en) * | 2016-12-30 | 2017-08-01 | 山东天鸿模具股份有限公司 | A kind of liftout attachment for demoulding of punching pieces |
| CN206527232U (en) * | 2017-03-10 | 2017-09-29 | 东莞大茂精密模具有限公司 | An automatic ejector mechanism in a stamping die for small hardware parts |
| CN206951844U (en) * | 2017-04-09 | 2018-02-02 | 东莞市圣荣自动化科技有限公司 | An automatic bending device for plates |
| CN207026345U (en) * | 2017-07-04 | 2018-02-23 | 天津市琪达汽车配件有限公司 | A punching machine with a demoulding device |
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| CN109079048A (en) | 2018-12-25 |
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Effective date of registration: 20211115 Address after: 065700 Chahe Ji Xiang Chahe Ji Cun, Bazhou City, Langfang City, Hebei Province Patentee after: Bangzhuang Electronic Materials Co., Ltd Address before: 318000 workshop 2, No. 15, Wenzhong Road, Taozhu street, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhuji Hongrui Machinery Fittings Factory |