CN117019993B - Punching device for machining mechanical parts - Google Patents
Punching device for machining mechanical parts Download PDFInfo
- Publication number
- CN117019993B CN117019993B CN202311297218.3A CN202311297218A CN117019993B CN 117019993 B CN117019993 B CN 117019993B CN 202311297218 A CN202311297218 A CN 202311297218A CN 117019993 B CN117019993 B CN 117019993B
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- cylinder
- mounting
- plate
- punching
- lubricating oil
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- 238000004080 punching Methods 0.000 title claims abstract description 73
- 238000003754 machining Methods 0.000 title claims abstract description 16
- 239000002699 waste material Substances 0.000 claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 42
- 239000010687 lubricating oil Substances 0.000 claims abstract description 40
- 238000001179 sorption measurement Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 48
- 238000003860 storage Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000009191 jumping Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a punching device for machining mechanical parts, and belongs to the field of mechanical part punching. A punching device for machining a mechanical part, comprising a punch assembly, further comprising: the lower die is arranged at the bottom of the processed material and used for supporting the processed material; the upper die is arranged on the top of the processed material; according to the invention, the punched waste is effectively limited by the interference of the interference plate, then the punched waste can drop into the machine tool through the air injection of the air tank, and then the cylinder body is plugged through the plugging sleeve, so that continuous outflow of lubricating oil can not be caused after punching, the waste of lubricating oil and the occurrence of the condition that too much lubricating oil is sprayed between the punched waste and the interference plate to form an oil film are avoided, the lubricating oil at the punched waste is wiped through the adsorption sponge, and the probability that the punched waste is jumped out after punching is greatly reduced.
Description
Technical Field
The invention relates to the technical field of machine part punching, in particular to a punching device for machining machine parts.
Background
A punching device commonly used in machine parts processing is a punching machine that processes a metal plate or other material into a part of a desired shape by using an impact force, the punching device is a tool on the punching machine for cutting a hole of a desired shape in the material, the punching device generally consists of a punch and a die, the punch is a metal rod having a specific shape, and the punch can apply pressure on the material by the movement of the punching machine to cut the material into a hole of a desired shape. The die is another part of punching device, it usually includes mould and lower mould, go up the mould and be the part of fixing on the punching machine, the lower mould then is fixed on the punch press pedestal, go up the lower mould and combine, the power that is applyed through the drift cuts out the hole, in order to improve the process velocity when punching a hole, the drift reciprocates fast, the condition of jumping the waste material appears easily, wherein jump the waste material mainly is current drift structure as an organic whole, make after punching the machine part with the waste material after punching, form the vacuum cavity between the waste material after the punching press, waste material and drift department also can form the oil film in order to improve the lubricating oil that punching effect scribbled simultaneously, make the drift upwards move together in-process that moves, make the waste material cause the damage to mould and material when jumping out, and then influence the processing effect to the machine part.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, when a punch moves upwards after punching, waste is driven to move upwards together, so that the waste enters a die and a machined mechanical part to cause damage to the die and the mechanical part.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a punching device for machining a mechanical part, comprising a punch assembly, further comprising: the lower die is arranged at the bottom of the processed material and used for supporting the processed material; the upper die is arranged at the top of the processed material and used for clamping the processed material; the gas tank is arranged at the top of the upper die and is used for injecting gas into the upper die; wherein, the punch assembly includes: the cylinder body is arranged into a hollow structure with the bottom penetrating; the abutting disc is arranged in the cylinder body and used for abutting against the punched waste when the cylinder body moves upwards; the first spring is arranged at the top of the abutting disc and is used for pushing the abutting disc when the cylinder moves upwards; the mounting disc is mounted on the inner wall of the cylinder body and used for mounting the first spring; the liquid storage tank is arranged at the bottom of the mounting plate and used for storing and spraying lubricating oil.
Preferably, the gas tank further comprises a mounting plate connected with the cylinder, a second U-shaped rod penetrating into the gas tank is mounted at the top of the mounting plate, a gas pushing plate sliding on the inner wall of the gas tank is mounted at the end of the second U-shaped rod, the gas pushing plate is used for pushing gas in the gas tank, an air outlet pipe penetrating into the upper die is mounted at the bottom of the gas tank, and the air outlet pipe is used for conveying gas to the punched waste to push the punched waste.
Preferably, the punch assembly further comprises a plugging sleeve sliding at the cylinder body, the plugging sleeve is used for plugging the cylinder body, a telescopic cylinder is sleeved at the surface of the first spring, a transmission assembly is arranged between the plugging sleeve and the telescopic cylinder, and the transmission assembly is used for driving the plugging sleeve to move towards the opposite direction when the telescopic cylinder moves.
Preferably, the mounting groove has been seted up to barrel department, the mounting groove is used for setting up drive assembly, flexible section of thick bamboo and conflict dish, the standing groove has been seted up to mounting groove department, the standing groove is used for setting up the shutoff cover, the weeping hole is first has been seted up to standing groove department for to the discharge of lubricating oil, the weeping hole is second has been seted up to the shutoff cover department, is used for switching on weeping hole first.
Preferably, the L-shaped plate is arranged at the top of the plugging sleeve and is used for being connected with the transmission assembly, the second spring is arranged at the inner wall of the placing groove and is used for resetting the plugging sleeve.
Preferably, the transmission assembly comprises a connecting sheet connected with the telescopic cylinder, a first rack is installed at the end face of the connecting sheet, a second rack is installed at the end face of the L-shaped plate, a rotating rod is installed at the inner wall of the installation groove, a fluted disc is connected to the surface of the rotating rod in a rotating mode, and the first rack and the second rack are both connected with the fluted disc in a rotating mode.
Preferably, the telescopic cylinder comprises an inner cylinder connected with the abutting plate and an outer cylinder connected with the mounting plate, a sliding groove is formed in the outer cylinder, a sliding block is mounted at the inner cylinder, the sliding block is in sliding connection with the sliding groove, a pushing plate is mounted at the end of the sliding block, the pushing plate is in sliding connection with the surface of the outer cylinder, and the top of the pushing plate is in contact with the connecting sheet.
Preferably, the bottom of contradicting the dish is installed and is adsorbed the sponge, the annular plate is installed at the top of adsorbing the sponge, the annular plate is used for sheltering from the lubricating oil in weeping hole two and weeping hole one.
Preferably, the liquid storage tank is installed to the bottom of mounting disc, the liquid storage tank cup joints the surface at flexible section of thick bamboo, the inner wall of liquid storage tank is provided with the push away liquid board that is used for promoting the interior lubricating oil of liquid storage tank, the U-shaped pole one that is connected with the inner tube is installed at the top of push away liquid board, the top of liquid storage tank is provided with the drain pipe that switches on between annular plate and the barrel, the unidirectional tank of inserting to mounting disc department is installed at the top of liquid storage tank, and wherein the unidirectional tank is used for the lubricating oil at mounting disc top to get into in the liquid storage tank for block the lubricating oil in the liquid storage tank, the surface top department of barrel is provided with the lubricating oil inlet port.
Preferably, the bottom of bed die is provided with the lathe that is used for collecting the waste material after the punching press, the lathe department has been seted up and has been dropped the hole for in the waste material enters into the lathe after the punching press, bed die department has been seted up punching press hole one, go up mould department and has been seted up punching press hole two, punching press hole one and punching press hole two are used for the insertion of drift subassembly, go up mould department and have been seted up the mounting hole, the mounting hole is used for setting up the outlet duct, and the portal frame is installed at the top of processed material, portal frame department installs and is used for the driving piece to drift subassembly driven.
Compared with the prior art, the invention provides a punching device for machining mechanical parts, which has the following beneficial effects:
1. this punching device for machine part processing is through setting up original integrative drift subassembly into the combination of conflict dish and barrel for after the drift subassembly punches a hole, the conflict dish can be contradicted the waste material after the punching press under the elasticity of spring one, thereby has avoided the punching press waste material to upwards move along with the drift subassembly together, simultaneously with it, through the setting of gas pitcher, further promotes the waste material downwards after the punching press, thereby effectually avoided jumping the condition of waste material to appear.
2. This punching device for machine part processing is through the shutoff cover that sets up when the conflict dish is not together contacted with the material of being processed with the barrel, can block up the lubricating oil that leaks in barrel department to the effectual excessive waste of lubricating oil that has avoided reaches simultaneously and seals the lubricating oil after punching a hole.
3. This punching device for machine part processing is through setting up the absorption sponge in the bottom of conflict dish for conflict dish is when contradicting the waste material after the punching press, can effectually clean the lubricating oil of waste material department after the punching press, the formation of effectual reduction's oil film.
The device has the advantages that the device is not related to the parts which are the same as or can be realized by adopting the prior art, the stamped waste is effectively limited by the collision disc, then the stamped waste can drop into a machine tool by air injection of the air tank, and then the cylinder body is plugged by the plugging sleeve, so that after punching, the continuous outflow of lubricating oil can not be caused, the waste of the lubricating oil and the situation that too much lubricating oil is sprayed to form an oil film between the stamped waste and the collision disc are avoided, the lubricating oil in the stamped waste is wiped by the adsorption sponge, and the probability that the stamped waste is jumped out after stamping is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front elevational view of the structure of the present invention;
FIG. 3 is a top plan view of the structure of the present invention;
FIG. 4 is a front cross-sectional view of the structure of the present invention;
FIG. 5 is a schematic view of the structure of the punch assembly of the present invention;
FIG. 6 is a schematic view of a cut-away structure of a barrel according to the present invention;
FIG. 7 is a front cross-sectional view of the punch assembly of the present invention;
FIG. 8 is a schematic view of the structure of the transmission assembly of the present invention;
fig. 9 is an enlarged schematic view of area a of fig. 7 in accordance with the present invention.
In the figure:
1. a machine tool; 11. a drop hole;
2. a lower die; 21. punching a first hole;
3. an upper die; 31. punching a second hole; 32. a mounting hole;
4. a material to be processed; 41. waste after stamping;
5. a portal frame;
6. a driving member;
7. a punch assembly;
71. a cylinder; 711. a mounting groove; 712. a placement groove; 713. a liquid leakage hole I;
72. a mounting plate;
73. a telescopic cylinder; 731. a pushing tray; 732. an outer cylinder; 733. an inner cylinder; 734. a slide block;
74. a collision plate; 741. adsorbing the sponge;
75. a first spring;
76. a transmission assembly; 761. a rotating rod; 762. fluted disc; 763. a first rack; 764. a connecting sheet; 765. a second rack;
77. plugging the sleeve; 771. an L-shaped plate; 772. a second liquid leakage hole; 773. a second spring;
78. a liquid storage tank; 781. a liquid pushing plate; 782. u-shaped rod I; 783. a liquid outlet pipe; 784. a unidirectional tank;
79. an annular plate;
8. a gas tank; 81. u-shaped rod II; 82. a mounting piece; 83. a pushing plate; 84. and an air outlet pipe.
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.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1: referring to fig. 1 to 9, a punching device for machining a machine part includes a punch assembly 7, and further includes: a lower die 2 arranged at the bottom of the processed material 4 and used for supporting the processed material 4; an upper die 3 arranged on top of the processed material 4 for clamping the processed material 4; a gas tank 8 provided on the top of the upper mold 3 for injecting gas into the upper mold 3; wherein the punch assembly 7 comprises: a cylinder 71 having a hollow structure with a bottom penetrating; a collision plate 74 disposed in the cylinder 71 for colliding the punched scrap 41 when the cylinder 71 moves upward; a first spring 75 disposed on top of the abutting plate 74 for pushing the abutting plate 74 when the cylinder 71 moves upward; a mounting plate 72 mounted at an inner wall of the cylinder 71 for mounting the first spring 75; a liquid storage tank 78 is mounted on the bottom of the mounting plate 72 for storing and ejecting the lubricating oil.
In the invention, when the whole structure is used, firstly, a processed material 4 is placed at a lower die 2, then a driving unit for driving the upper die 3 to move downwards is arranged at an upper die 3 to drive the upper die 3 to move downwards so as to clamp the processed material 4, then when a driving piece 6 moves downwards, a punch assembly 7 is driven to be inserted into the lower die 2, the effect of punching the processed material 4 is achieved, the punched waste 41 and the processed material 4 are separated, after separation, the driving piece 6 drives the punch assembly 7 to move upwards so as to reset, but due to the arrangement of a spring one 75, the spring one 75 continuously pushes a collision disc 74, the collision disc 74 is continuously contacted with the top of the punched waste 41, so that the gap between the punched waste 41 and the bottom of a cylinder 71 is improved, then the top of the punched waste 41 is inflated through the arrangement of a gas tank 8, and the punched waste 41 is moved downwards through the pushing of a gas flow so that the punched waste 41 is prevented from being subjected to material condition.
Example 2: referring to fig. 1 to 9, a punching device for machining a machine part includes a punch assembly 7, and further includes: a lower die 2 arranged at the bottom of the processed material 4 and used for supporting the processed material 4; an upper die 3 arranged on top of the processed material 4 for clamping the processed material 4; a gas tank 8 provided on the top of the upper mold 3 for injecting gas into the upper mold 3; wherein the punch assembly 7 comprises: a cylinder 71 having a hollow structure with a bottom penetrating; a collision plate 74 disposed in the cylinder 71 for colliding the punched scrap 41 when the cylinder 71 moves upward; a first spring 75 disposed on top of the abutting plate 74 for pushing the abutting plate 74 when the cylinder 71 moves upward; a mounting plate 72 mounted at an inner wall of the cylinder 71 for mounting the first spring 75; the liquid storage tank 78 is arranged at the bottom of the mounting disc 72 and used for storing and spraying lubricating oil, the gas tank 8 further comprises a mounting plate 82 connected with the cylinder 71, a second U-shaped rod 81 penetrating into the gas tank 8 is arranged at the top of the mounting plate 82, a gas pushing plate 83 sliding on the inner wall of the gas tank 8 is arranged at the end part of the second U-shaped rod 81, the gas pushing plate 83 is used for pushing gas in the gas tank 8, a gas outlet pipe 84 penetrating into the upper die 3 is arranged at the bottom of the gas tank 8, and the gas outlet pipe 84 is used for conveying gas to the position of the punched waste 41 and pushing the punched waste 41.
In the invention, when the gas tank 8 is used, when the punch assembly 7 moves, the mounting piece 82 is driven to move downwards, so that gas in the gas tank 8 is pushed by the gas pushing plate 83 and then is ejected from the gas outlet pipe 84, the effect of pushing the punched waste 41 is achieved, wherein the top of the gas tank 8 can be provided with a gas inlet for entering the gas.
Example 3: referring to fig. 1 to 9, a punching device for machining a machine part includes a punch assembly 7, and further includes: a lower die 2 arranged at the bottom of the processed material 4 and used for supporting the processed material 4; an upper die 3 arranged on top of the processed material 4 for clamping the processed material 4; a gas tank 8 provided on the top of the upper mold 3 for injecting gas into the upper mold 3; wherein the punch assembly 7 comprises: a cylinder 71 having a hollow structure with a bottom penetrating; a collision plate 74 disposed in the cylinder 71 for colliding the punched scrap 41 when the cylinder 71 moves upward; a first spring 75 disposed on top of the abutting plate 74 for pushing the abutting plate 74 when the cylinder 71 moves upward; a mounting plate 72 mounted at an inner wall of the cylinder 71 for mounting the first spring 75; the liquid storage tank 78 is arranged at the bottom of the mounting disc 72 and used for storing and spraying lubricating oil, the punch assembly 7 further comprises a plugging sleeve 77 sliding at the cylinder 71, the plugging sleeve 77 is used for plugging the cylinder 71, a telescopic cylinder 73 is sleeved at the surface of the first spring 75, a transmission assembly 76 is arranged between the plugging sleeve 77 and the telescopic cylinder 73, the transmission assembly 76 is used for driving the plugging sleeve 77 to move in the opposite direction when the telescopic cylinder 73 moves, a mounting groove 711 is formed in the cylinder 71, the mounting groove 711 is used for arranging the transmission assembly 76, the telescopic cylinder 73 and the abutting disc 74, a placing groove 712 is formed in the mounting groove 711, the placing groove 712 is used for arranging the plugging sleeve 77, a liquid leakage hole I713 is formed in the placing groove 712 and used for discharging the lubricating oil, a liquid leakage hole II 772 is formed in the plugging sleeve 77, a connection of the first liquid leakage hole 713 is formed in the top of the plugging sleeve 77, a second spring 773 is arranged at the inner wall of the placing groove 712 and used for connecting the telescopic cylinder 73, a rack 763 is used for connecting the first spring 773, the rack 763 is arranged at the inner wall of the placing groove 773 and comprises a rack 765 which is connected with the first reset assembly 73, and a toothed plate 763 is rotatably connected with the rack 763 at the rack 765.
In the invention, when the punch assembly 7 is used, when the punched waste 41 is separated from the processed material 4 after being punched by the punch assembly 7, the abutting disc 74 moves downwards to push the punched waste 41, so that the telescopic cylinder 73 is unfolded, and when the telescopic cylinder is unfolded, the connecting sheet 764 is driven to move downwards, and then the rack one 763 is driven to move downwards, and as the rack one 763 is meshed with the fluted disc 762, the function of driving the fluted disc 762 to rotate is achieved, and when the fluted disc 762 rotates, the rack two 765 is driven to move upwards. The second liquid leakage hole 772 and the placing groove 712 for collection are misplaced, the effect of plugging lubricating oil at the barrel 71 is achieved, when the abutting disc 74 is contacted with the processed material 4 again along with the next punching, the L-shaped plate 771 is pushed by the elastic force of the second spring 773, so that the plugging sleeve 77 is reinserted into the placing groove 712, the first liquid leakage hole 713 and the second liquid leakage hole 772 are conducted, and the fluted disc 762 is supported conveniently through the rotating rod 761.
Referring to fig. 1-9, the telescopic cylinder 73 comprises an inner cylinder 733 connected with the abutting plate 74 and an outer cylinder 732 connected with the mounting plate 72, a sliding groove is formed in the outer cylinder 732, a sliding block 734 is installed at the inner cylinder 733, the sliding block 734 is in sliding connection with the sliding groove, a pushing plate 731 is installed at the end portion of the sliding block 734, the pushing plate 731 is in sliding connection with the surface of the outer cylinder 732, the top of the pushing plate 731 is in contact with a connecting sheet 764, an adsorption sponge 741 is installed at the bottom of the abutting plate 74, an annular plate 79 is installed at the top of the adsorption sponge 741, the annular plate 79 is used for shielding lubricating oil at the positions of a second liquid leakage hole 772 and a first liquid leakage hole 713, a liquid storage tank 78 is installed at the bottom of the mounting plate 72, the liquid storage tank 78 is sleeved on the surface of the telescopic cylinder 73, a first U-shaped rod 782 used for pushing the lubricating oil in the liquid storage tank 78 is arranged on the inner wall of the liquid storage tank 78, a first liquid outlet pipe 783 communicated between the annular plate 79 and the cylinder 71 is arranged at the top of the liquid storage tank 78, the top of the liquid storage tank 78 is inserted into the position 784 at the top of the mounting plate 784, and the top of the liquid storage tank 78 is used for blocking the lubricating oil in the unidirectional cylinder 72 is arranged at the top of the mounting plate 72.
In the invention, when the punch assembly 7 is used, when the inner cylinder 733 is pushed by the processed material 4 along with the pressing disc 74, the U-shaped rod 782 is driven to move, then the liquid pushing plate 781 is driven to move through the U-shaped rod 782, so that lubricating oil in the liquid storage tank 78 enters between the annular plate 79 and the cylinder 71 from the liquid outlet pipe 783, and then is conducted and discharged to the surface of the cylinder 71 through the liquid leakage hole 713 formed in the cylinder 71 and the L-shaped plate 771 formed in the mounting disc 72, for lubricating the cylinder 71, the lubricating oil at the waste 41 after punching is effectively cleaned when the pressing disc 74 is contacted with the top of the waste 41 after punching through the arranged adsorption sponge 741, the condition that an oil film appears after punching is avoided, the lubricating oil at the top of the mounting disc 72 is conducted into the liquid storage tank 78 through the arranged one-way tank 784, the lubricating oil at the top of the mounting disc 72 is used for entering the outside through the arranged lubricating oil, and the inner cylinder is also conducted after the transmission pipeline 732 is inserted, wherein the inner cylinder is used for lubricating the cylinder 71, and the sliding disc 734 is driven to move in the sliding disc 734 through the inner wall of the sliding disc 733, so that the sliding chute 734 is convenient to achieve.
Example 4: referring to fig. 1 to 9, a machine tool 1 for collecting the punched waste 41 is arranged at the bottom of a lower die 2, a drop hole 11 is formed in the machine tool 1 for allowing the punched waste 41 to enter the machine tool 1, a first punching hole 21 is formed in the lower die 2, a second punching hole 31 is formed in the upper die 3, the first punching hole 21 and the second punching hole 31 are used for inserting a punch assembly 7, a mounting hole 32 is formed in the upper die 3, the mounting hole 32 is used for setting an air outlet pipe 84, a portal frame 5 is mounted on the top of a processed material 4, and a driving piece 6 for driving the punch assembly 7 is mounted at the portal frame 5.
In the invention, when the whole structure is used, the punched waste 41 is conveniently collected through the opened machine tool 1, wherein a box door or a drawer can be arranged on the machine tool 1 and used for taking out the waste, the punched waste 41 is conveniently introduced into the machine tool 1 through the opened dropping hole 11, the punching effect on the processed material 4 is achieved through the insertion of the punching hole I21 and the punching hole II 31 into the punching head assembly 7, then the punched waste 41 can drop into the machine tool 1 through the punching hole I21 and then the dropping hole 11, and the individual driving of the punching head assembly 7 can be conveniently ensured through the number of the driving pieces 6 and the number of the punching head assemblies 7, so that the single punching head assembly 7 can be driven according to actual needs, and the installation of the driving pieces 6 is realized through the arranged portal frame 5.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (6)
1. Punching device for machining mechanical parts, comprising a punch assembly (7), characterized in that it further comprises:
the lower die (2) is arranged at the bottom of the processed material (4) and is used for supporting the processed material (4);
an upper die (3) arranged on the top of the processed material (4) and used for clamping the processed material (4);
the gas tank (8) is arranged at the top of the upper die (3) and is used for injecting gas into the upper die (3);
wherein the punch assembly (7) comprises:
a cylinder (71) which is provided with a hollow structure with a penetrating bottom;
a collision plate (74) arranged in the cylinder (71) and used for collision of the punched waste (41) when the cylinder (71) moves upwards;
a first spring (75) arranged on the top of the abutting plate (74) and used for pushing the abutting plate (74) when the cylinder (71) moves upwards;
a mounting plate (72) mounted at the inner wall of the cylinder (71) for mounting the first spring (75);
a liquid storage tank (78) mounted at the bottom of the mounting plate (72) for storing and ejecting lubricating oil;
the gas tank (8) further comprises a mounting piece (82) connected with the cylinder body (71), a second U-shaped rod (81) penetrating into the gas tank (8) is mounted at the top of the mounting piece (82), a gas pushing plate (83) sliding on the inner wall of the gas tank (8) is mounted at the end part of the second U-shaped rod (81), the gas pushing plate (83) is used for pushing gas in the gas tank (8), a gas outlet pipe (84) penetrating into the upper die (3) is mounted at the bottom of the gas tank (8), and the gas outlet pipe (84) is used for conveying the gas to the position of the punched waste (41) to push the punched waste (41);
the punch assembly (7) further comprises a plugging sleeve (77) sliding at the cylinder body (71), the plugging sleeve (77) is used for plugging the cylinder body (71), a telescopic cylinder (73) is sleeved at the surface of a first spring (75), a transmission assembly (76) is arranged between the plugging sleeve (77) and the telescopic cylinder (73), the transmission assembly (76) is used for driving the plugging sleeve (77) to move towards the opposite direction when the telescopic cylinder (73) moves, the telescopic cylinder (73) comprises an inner cylinder (733) connected with an abutting disc (74) and an outer cylinder (732) connected with a mounting disc (72), a sliding groove is formed in the outer cylinder (732), a sliding block (734) is mounted at the inner cylinder (733), the sliding block (734) is in sliding connection with the sliding groove, a pushing disc (731) is mounted at the end part of the sliding block (734), the top of the pushing disc (731) is in sliding connection with the surface of the outer cylinder (732), the bottom of the mounting disc (764) is in contact with a connecting sheet (731), the bottom of the mounting disc (78) is provided with a liquid tank (78), the liquid tank (78) is sleeved on the inner wall (78), the utility model discloses a lubricating oil storage device, including hydraulic cylinder (71), hydraulic cylinder (78), push away the top of hydraulic plate (781) and install U-shaped pole (782) that are connected with inner tube (733), the top of hydraulic cylinder (78) is provided with drain pipe (783) that switch on between annular plate (79) and barrel (71), unidirectional tank (784) of inserting to mounting disc (72) department are installed at the top of hydraulic cylinder (78), and wherein unidirectional tank (784) are used for the lubricating oil at mounting disc (72) top to get into in hydraulic cylinder (78) for block the lubricating oil in hydraulic cylinder (78), the surface top department of barrel (71) is provided with the lubricating oil inlet.
2. The punching device for machining mechanical parts according to claim 1, wherein a mounting groove (711) is formed in the cylinder body (71), the mounting groove (711) is used for arranging a transmission assembly (76), a telescopic cylinder (73) and a collision disc (74), a placing groove (712) is formed in the mounting groove (711), the placing groove (712) is used for arranging a plugging sleeve (77), a first liquid leakage hole (713) is formed in the placing groove (712) and used for discharging lubricating oil, and a second liquid leakage hole (772) is formed in the plugging sleeve (77) and used for conducting the first liquid leakage hole (713).
3. The punching device for machining mechanical parts according to claim 2, wherein an L-shaped plate (771) is mounted at the top of the plugging sleeve (77), the L-shaped plate (771) is used for being connected with a transmission assembly (76), a second spring (773) is mounted at the inner wall of the placing groove (712), and the second spring (773) is used for resetting the plugging sleeve (77).
4. A punching device for machining mechanical parts according to claim 3, characterized in that the transmission assembly (76) comprises a connecting sheet (764) connected with the telescopic cylinder (73), a first rack (763) is installed at the end face of the connecting sheet (764), a second rack (765) is installed at the end face of the L-shaped plate (771), a rotating rod (761) is installed at the inner wall of the installation groove (711), a fluted disc (762) is rotatably connected to the surface of the rotating rod (761), and both the first rack (763) and the second rack (765) are rotatably connected with the fluted disc (762).
5. The punching device for machining mechanical parts according to claim 1, wherein an adsorption sponge (741) is mounted at the bottom of the abutting plate (74), an annular plate (79) is mounted at the top of the adsorption sponge (741), and the annular plate (79) is used for shielding lubricating oil at the positions of the second liquid leakage hole (772) and the first liquid leakage hole (713).
6. The punching device for machining mechanical parts according to claim 1, characterized in that a machine tool (1) for collecting punched waste (41) is arranged at the bottom of the lower die (2), a drop hole (11) is formed in the machine tool (1) for allowing the punched waste (41) to enter the machine tool (1), a first punching hole (21) is formed in the lower die (2), a second punching hole (31) is formed in the upper die (3), the first punching hole (21) and the second punching hole (31) are used for inserting a punch assembly (7), a mounting hole (32) is formed in the upper die (3), the mounting hole (32) is used for setting an air outlet pipe (84), a portal frame (5) is mounted at the top of the machined material (4), and a driving piece (6) for driving the punch assembly (7) is mounted at the portal frame (5).
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| CN202311297218.3A CN117019993B (en) | 2023-10-09 | 2023-10-09 | Punching device for machining mechanical parts |
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| CN202311297218.3A CN117019993B (en) | 2023-10-09 | 2023-10-09 | Punching device for machining mechanical parts |
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| CN117019993B true CN117019993B (en) | 2023-12-15 |
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| CN117245002B (en) * | 2023-11-10 | 2024-04-19 | 常州西莱特电力科技有限公司 | Dust-free punching machine tool for front end cover of diesel generator set |
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| JPH0890122A (en) * | 1994-09-16 | 1996-04-09 | Hidaka Seiki Kk | Metallic mold for manufacturing fins for heat exchanger |
| CN207043131U (en) * | 2017-06-20 | 2018-02-27 | 深圳市新万盛兴精密制造科技有限公司 | A kind of punching goes out scrap metal mould |
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| CN214349126U (en) * | 2021-02-25 | 2021-10-08 | 重庆市长业塑胶制品有限公司 | Stamping die with sprayer |
| CN114101438A (en) * | 2021-11-12 | 2022-03-01 | 吉安市瑞鹏飞精密科技有限公司 | Cold stamping device with quick demoulding function |
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|---|---|---|---|---|
| JPH0890122A (en) * | 1994-09-16 | 1996-04-09 | Hidaka Seiki Kk | Metallic mold for manufacturing fins for heat exchanger |
| CN207043131U (en) * | 2017-06-20 | 2018-02-27 | 深圳市新万盛兴精密制造科技有限公司 | A kind of punching goes out scrap metal mould |
| CN207494313U (en) * | 2017-11-27 | 2018-06-15 | 陕西中铁科技有限公司 | A kind of machine-building Special punch equipment |
| CN210701979U (en) * | 2019-08-05 | 2020-06-09 | 东莞市南锋精密钣金制品有限公司 | Pneumatic stamping device for processing sheet metal part holes |
| CN214349126U (en) * | 2021-02-25 | 2021-10-08 | 重庆市长业塑胶制品有限公司 | Stamping die with sprayer |
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