CN117000865A - Punching device for automobile part die - Google Patents
Punching device for automobile part die Download PDFInfo
- Publication number
- CN117000865A CN117000865A CN202310887740.0A CN202310887740A CN117000865A CN 117000865 A CN117000865 A CN 117000865A CN 202310887740 A CN202310887740 A CN 202310887740A CN 117000865 A CN117000865 A CN 117000865A
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- China
- Prior art keywords
- die
- gear set
- upper pressing
- ejection
- punching
- Prior art date
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- Pending
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- 238000004080 punching Methods 0.000 title claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 61
- 230000005484 gravity Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 12
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention provides a punching device for an automobile part die, which relates to the field of automobile part processing and comprises a base; a lower die is fixedly arranged in the middle of the top of the base; the outer sides of the upper pressing die supporting rods are also provided with springs; two first racks are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper pressing die; a total of two groups of gear set brackets are fixedly arranged on the left side and the right side of the top of the base; a gear set is rotatably arranged at the top of each of the two gear set brackets; the left side and the right side of the top of the base are also fixedly and symmetrically provided with four groups of ejection frame supporting rods; the outer sides of the four groups of ejection frame supporting rods are respectively provided with a group of ejection frames in a sliding manner; and the tops of the middle positions of the four groups of ejection frames are respectively provided with a second rack. The device can automatically eject the parts upwards in the process of separating the die without separate operation when ejecting the parts, and is more convenient to operate when taking down the parts.
Description
Technical Field
The invention relates to the technical field of automobile part machining, in particular to a punching device for an automobile part die.
Background
The processing of automobile parts is the basis of automobile industry, and it can support the continuous healthy development of automobile industry, in the course of working of automobile parts, in order to make the spare part can assemble at the later stage, all need punch on automobile parts, and just need use punching device when punching to automobile parts.
The existing automobile part punching device is characterized in that when the automobile part is punched, the part is clamped and fixed firstly, and only manual independent operation can be performed on the part in advance when the part is clamped and fixed, so that the operation is inconvenient when the part is punched, the part can be tightly embedded with a fixed die after the punching is finished, the part is required to be ejected outwards, only independent operation can be performed when the part is ejected, and the operation is inconvenient when the part is taken out.
Disclosure of Invention
In view of the above, the invention provides a punching device for an automobile part die, which aims to solve the problems that the existing punching device for automobile parts is inconvenient to operate when punching and inconvenient to operate when taking out parts in the later period.
The invention provides a punching device for an automobile part die, which specifically comprises: a base; a lower die is fixedly arranged in the middle of the top of the base; four main supporting columns are fixedly and symmetrically arranged on the left side and the right side of the top of the base; an upper supporting plate is slidably arranged among the four main supporting columns; a punching cutter is fixedly arranged at the middle position of the bottom of the upper supporting plate; four upper press mold support rods are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper support plate; an upper pressing die is slidably arranged among the four upper pressing die supporting rods; the outer sides of the upper pressing die supporting rods are also provided with springs; two first racks are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper pressing die; a total of two groups of gear set brackets are fixedly arranged on the left side and the right side of the top of the base; a gear set is rotatably arranged at the top of each of the two gear set brackets; four groups of ejection frame supporting rods are also fixedly and symmetrically arranged on the left side and the right side of the top of the base, and springs are also arranged on the outer sides of the ejection frame supporting rods; the outer sides of the four groups of ejection frame supporting rods are respectively provided with a group of ejection frames in a sliding manner; and the tops of the middle positions of the four groups of ejection frames are respectively provided with a second rack.
Furthermore, three gears are arranged on the outer side of the gear set, a tooth groove on one side of the first rack can be embedded with the gears in the middle of the gear set, and a tooth groove on one side of the second rack can be embedded with the gears on the front side and the rear side of the gear set.
Furthermore, the main body part of the ejection frame is of a cylindrical structure, the bottom of the ejection frame can be tightly attached to the top end of the spring outside the support rod of the ejection frame when the ejection frame moves downwards, two round holes penetrating through the lower die from top to bottom are formed in two sides of the lower die, and the main body part of the ejection frame can penetrate through the round holes in two sides of the lower die and extend upwards when the cylinder of the main body part of the ejection frame slides upwards.
Further, the upper pressing die can slide up and down on the outer side of the upper pressing die supporting rod, the spring on the outer side of the upper pressing die supporting rod can push the upper pressing die to move down, a round hole penetrating up and down is further formed in the middle of the upper pressing die, and the inner diameter of the round hole is twice the outer diameter of the punching cutter main body.
Furthermore, the spring outside the supporting rod of the ejection frame is in a free state when the ejection frame slides down to the bottommost part only by gravity, and meanwhile, the top end of the cylinder of the main body part of the ejection frame is positioned below the bottom surface of the groove inside the top of the lower die.
Further, a groove corresponding to the outline of the workpiece is formed in the inner side of the top of the lower die, the bottom face of the upper die is also clung to the top of the workpiece when the bottom of the upper die is clung to the top of the lower die, and the bottom end of the punching knife is located above the top face of the upper die when the upper die slides down to the bottommost part.
Furthermore, when the ejection frame slides down to the bottommost part only by gravity, one side of the top of the second rack is embedded with gears on the front side and the rear side of the gear set.
Furthermore, a round hole penetrating up and down is formed in the middle position of the inner side of the bottom of the lower die, and the bottom end of the punching knife can be embedded into the round hole in the middle position of the inner side of the bottom of the lower die when the punching knife moves downwards.
Advantageous effects
1. The upper supporting plate moves downwards to drive the upper pressing die supporting rod and the upper pressing die at the bottom of the upper supporting plate to move downwards synchronously, the bottom of the upper pressing die is firstly clung to the top surface of the lower die in the process, so that automobile parts can be automatically clamped and fixed in advance, then the upper supporting plate moves downwards continuously, the upper pressing die can slide upwards on the outer side of the upper pressing die supporting rod, simultaneously, the spring on the outer side of the upper pressing die supporting rod can tightly prop downwards to enable the upper pressing die to keep clamping of the automobile parts, and at the moment, the punching knife at the bottom of the upper supporting plate also moves downwards to pass through a round hole in the middle of the upper pressing die and the automobile parts and is embedded into a round hole in the middle position of the bottom of the lower die to finish punching.
2. The upper supporting plate drives the first rack to drive the gear set to reversely rotate when the upper pressing die moves upwards again, and drives the second rack to upwardly move when the gear set reversely rotates, so that the ejection frame can upwardly slide under the support of the ejection frame supporting rod, the top end of the cylinder of the main body part of the ejection frame can pass through round holes on two sides of the lower die and upwardly extend out, and therefore, automobile parts in the grooves on the top of the lower die can be upwardly ejected, and the parts are conveniently taken down.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
In the drawings:
FIG. 1 is a schematic view showing a spindle side structure of an embodiment of the present invention in which a support plate is moved up to the top;
FIG. 2 is a schematic diagram of a spindle side structure of an embodiment of the present invention after the upper die is tightly attached to the lower die and cut;
FIG. 3 is a schematic view of a spindle side structure of a punching blade according to an embodiment of the present invention inserted into a circular hole formed in the inner side of the bottom of a lower die and cut away;
FIG. 4 is a schematic view of a partially cut-away structure of an embodiment of the present invention after the upper die has been moved down to the bottommost position;
FIG. 5 is a schematic view of a partial axial side structure during upward movement of a stamper in accordance with an embodiment of the present invention;
FIG. 6 is a schematic view of a partial cut-away structure during upward movement of a stamper in accordance with an embodiment of the present invention;
FIG. 7 is a schematic view of a partially cut-away structure during downward movement of an upper die in accordance with an embodiment of the present invention;
fig. 8 is a left-axis side structural view of an ejector frame portion according to an embodiment of the present invention.
The reference numerals are:
1. a base; 2. a lower die; 3. a main support column; 4. an upper support plate; 5. punching a hole; 6. a supporting rod is pressed up; 7. performing upper pressing; 8. a spring; 9. a first rack; 10. a gear set support; 11. a gear set; 12. a supporting rod of the ejection frame; 13. an ejection frame; 14. and a second rack.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
Examples: please refer to fig. 1 to 8:
the invention provides a punching device for an automobile part die, which comprises a base 1; the middle position of the top of the base 1 is fixedly provided with a lower die 2, the base 1 is used for supporting the lower die 2 and the main supporting column 3, the lower die 2 is used for supporting automobile parts needing punching, and the lower die 2 is matched with the upper die 7 and can also clamp and fix the automobile parts; the middle position of the inner side of the bottom of the lower die 2 is provided with a round hole which penetrates up and down, the bottom end of the punching cutter 5 can be embedded into the round hole of the middle position of the bottom of the lower die 2 when the punching cutter 5 moves down, the punching cutter 5 at the bottom of the upper supporting plate 4 can be driven to synchronously move down when the upper supporting plate moves down, and in the process, the punching cutter 5 can penetrate through the round hole in the middle of the upper pressing die 7 and an automobile part and is embedded into the round hole of the middle position of the bottom of the lower die 2, so that the automobile part can be punched; four main supporting columns 3 are fixedly and symmetrically arranged on the left side and the right side of the top of the base 1, the main supporting columns 3 are used for supporting an upper supporting plate 4, and the upper supporting plate 4 can stably slide up and down on the outer sides of the four main supporting columns 3 when in use; an upper supporting plate 4 is slidably arranged among the four main supporting columns 3, and the upper supporting plate 4 is used for supporting an upper pressing die supporting rod 6 at the bottom of the upper supporting plate, so that an upper pressing die 7 can be supported and the height of the upper pressing die 7 can be adjusted; the middle position of the bottom of the upper supporting plate 4 is fixedly provided with a punching cutter 5, and when the upper supporting plate 4 moves downwards, the punching cutter 5 at the bottom of the upper supporting plate can be driven to synchronously move downwards, and in the process, the punching cutter 5 can pass through a round hole in the middle of the upper pressing die 7 and an automobile part and is embedded into the round hole in the middle position of the inner side of the bottom of the lower die 2, so that the automobile part can be punched; four upper press mold support rods 6 are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper support plate 4, and the upper press mold support rods 6 are used for carrying out sliding support on the upper press mold 7; when the device is required to punch holes on automobile parts, a workpiece is placed in a groove at the top of the lower die 2, then the upper supporting plate 4 can be pushed by an external oil cylinder to slide downwards at the outer side of the main supporting column 3, the upper pressing die supporting rod 6 at the bottom of the upper supporting plate 4 can be driven to synchronously move downwards with the upper pressing die 7 when the upper supporting plate 4 moves downwards, the bottom of the upper pressing die 7 can be firstly clung to the top surface of the lower die 2, so that the automobile parts can be automatically clamped and fixed in advance, then the upper supporting plate 4 can continuously move downwards to slide upwards at the outer side of the upper pressing die supporting rod 6, meanwhile, the upper pressing die 7 can be pushed downwards by a spring 8 at the outer side of the upper pressing die supporting rod 6 to clamp the automobile parts, and at the moment, a punching cutter 5 at the bottom of the upper supporting plate 4 can continuously move downwards to pass through a round hole in the middle of the upper pressing die 7 and the automobile parts and be embedded into a round hole at the middle position inside the bottom of the lower die 2, and the operation is more convenient when the punching operation is carried out before the punching holes are carried out; the outer sides of the upper press mold supporting rods 6 are also provided with springs 8, and the springs 8 at the outer sides of the upper press mold supporting rods 6 can tightly press the upper press mold 7 downwards during punching so as to keep clamping automobile parts; two first racks 9 are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper pressing die 7, a tooth groove part of the first racks 9 can move to the lower side of one side of the gear set 11 in the downward moving process of the upper pressing die 7, the tooth groove of one side of the first racks 9 can be firstly engaged with a gear in the middle of the gear set 11 and drive the gear set 11 to rotate under the support of the gear set support frame 10, the gear set 11 can push the second racks 14 to move downwards when rotating, because only one side of the top of the second racks 14 is engaged with the gears on the front side and the rear side of the gear set 11 at the moment, the second racks 14 and the ejection rack 13 can only move downwards for a small distance, then the spring 8 on the outer side of the support rod 12 of the ejection rack pushes the ejection rack 13 and the second racks 14 to move upwards again so as to ensure that the second racks 14 can be engaged with the gears on the front side and the rear side of the gear set 11, when the punching is completed, the upper supporting plate 4 drives the upper pressing die 7 to move upwards again, the first rack 9 drives the gear set 11 to rotate reversely, and the gear set 11 drives the second rack 14 to move upwards when rotating reversely, so that the ejection frame 13 can slide upwards under the support of the ejection frame supporting rod 12, the top end of the cylinder of the main body part of the ejection frame 13 can pass through the round holes on two sides of the lower die 2 and extend upwards, thus the automobile parts in the grooves on the top of the lower die 2 can be ejected upwards, the parts are convenient to take down, the device does not need separate operation when ejecting the parts, the parts can be automatically ejected upwards in the process of separating the dies, the operation is more convenient when taking down the parts, and when the upper supporting plate 4 drives the upper pressing die 7 to move upwards to the top, the first rack 9 is separated from the gear in the middle of the gear set 11, so that the ejection frame 13 can slide downwards to the bottom again due to gravity, the top end of the cylinder of the main body part of the ejection frame 13 cannot be embedded into the groove at the inner side of the top of the lower die 2, so that the automobile parts can be placed continuously in the later period; two groups of gear set brackets 10 are fixedly arranged on the left side and the right side of the top of the base 1, and the gear set brackets 10 are used for rotatably supporting the gear set 11; the top parts of the two gear set brackets 10 are respectively provided with a gear set 11 in a rotating way, the first gear set 11 can be driven to rotate when the first gear rack 9 moves up and down, and the height of the ejection frame 13 can be adjusted through the second gear rack 14 when the gear set 11 rotates; four groups of ejection frame support rods 12 are also fixedly and symmetrically arranged on the left side and the right side of the top of the base 1, and springs 8 are also arranged on the outer sides of the ejection frame support rods 12, and the ejection frame support rods 12 are used for supporting the ejection frame 13, so that the ejection frame 13 can stably slide up and down on the outer sides of the ejection frame support rods 12; the outer sides of the four groups of ejection frame supporting rods 12 are respectively provided with a group of ejection frames 13 in a sliding manner, and the ejection frames 13 are used for ejecting automobile parts upwards in a groove at the top of the lower die 2 so as to be convenient for taking down the parts; when the ejection frame 13 slides down to the bottommost part only by gravity, the spring 8 outside the ejection frame support rod 12 is in a free state, meanwhile, the cylindrical top end of the main body part of the ejection frame 13 is positioned below the bottom surface of the groove at the inner side of the top of the lower die 2, and when the upper support plate 4 drives the upper pressing die 7 to move up to the topmost part, the first rack 9 is separated from the gear in the middle of the gear set 11, so that the ejection frame 13 slides down to the bottommost part again by gravity, and at the moment, the cylindrical top end of the main body part of the ejection frame 13 is not embedded into the groove at the inner side of the top of the lower die 2, thereby being convenient for continuously placing automobile parts in the later period; the middle position top of four ejecting frames 13 of group all is provided with a rack No. two 14, and the last backup pad 4 drives upward moulding-die 7 and moves upward again and can drive gear train 11 counter-rotating when punching a hole and finish, and gear train 11 counter-rotating can drive rack No. two 14 and upwards move, consequently just can make ejecting frame 13 upwards slide under the support of ejecting frame bracing piece 12, just so also can make the main part drum top of ejecting frame 13 pass the round hole of bed die 2 both sides and upwards stretch out, thereby can upwards push out the automobile parts in the recess of bed die 2 top, be convenient for take off the spare part, this device need not alone the operation when ejecting the spare part, just can upwards push out the spare part with the automatic in-process of mould separation, it is more convenient to operate when taking off the spare part.
Wherein, the gear train 11 outside all is provided with three gears, and the tooth's socket of rack 9 one side can be with the gear in the middle of the gear train 11 mutually, and the tooth's socket of rack 14 one side can be with the gear in the front and back of gear train 11 mutually, and the gear train 11 rotation can be driven through the gear in the middle of the gear train 11 when the rack 9 reciprocates, and just can cooperate the height of adjusting ejection frame 13 through its front and back side's gear and rack 14 when the gear train 11 rotates.
The main body of the ejection frame 13 is of a cylindrical structure, the bottom of the ejection frame 13 can be tightly attached to the top end of the spring 8 outside the ejection frame support rod 12 when the ejection frame 13 moves downwards, two circular holes penetrating through from top to bottom are formed in two sides of the lower die 2, the main body of the ejection frame 13 can penetrate through the circular holes in two sides of the lower die 2 and extend upwards when the cylinder of the main body of the ejection frame 13 slides upwards, the first rack 9 can drive the gear set 11 to rotate reversely when the upper support plate 4 drives the upper pressing die 7 to move upwards again after punching is completed, the second rack 14 can be driven to move upwards when the gear set 11 rotates reversely, and therefore the ejection frame 13 can slide upwards under the support of the ejection frame support rod 12, the cylindrical top end of the main body of the ejection frame 13 can penetrate through the circular holes in two sides of the lower die 2 and extend upwards, and accordingly automobile parts in the groove in the top of the lower die 2 can be ejected upwards, the device can be conveniently removed, independent operation is not needed when the parts are ejected, and the device can be automatically ejected upwards in the process of separating the dies, and the parts are more convenient to take down.
The upper die 7 can slide up and down on the outer side of the upper die supporting rod 6, the spring 8 on the outer side of the upper die supporting rod 6 can push the upper die 7 to move down, a round hole penetrating up and down is formed in the middle of the upper die 7, the inner diameter of the round hole is twice the outer diameter of the main body of the punching cutter 5, the upper die supporting rod 6 at the bottom of the upper supporting plate 4 can be driven to move down synchronously with the upper die 7 when the upper supporting plate 4 moves down, the bottom of the upper die 7 can be firstly clung to the top surface of the lower die 2, therefore, automobile parts can be automatically clamped and fixed in advance, then the upper supporting plate 4 can continuously move down to slide up on the outer side of the upper die supporting rod 6, meanwhile, the spring 8 on the outer side of the upper die supporting rod 6 can push the upper die 7 downwards to enable the upper die 7 to be kept clamped by the automobile parts, and at the moment, the punching cutter 5 at the bottom of the upper supporting plate 4 can continuously move down to penetrate through the round hole in the middle of the upper die 7 and the automobile parts and be embedded into the round hole at the middle of the bottom of the lower die 2, and the round hole at the middle position is finished, and the automobile parts are not required to be clamped and fixed by manual operation before punching is carried out, and operation is more convenient.
The inner side of the top of the lower die 2 is provided with a groove corresponding to the outline of a workpiece, the bottom surface of the upper die 7 is also clung to the top of the workpiece when the bottom of the upper die 7 is clung to the top of the lower die 2, the bottom end of the punching knife 5 is positioned above the top surface of the upper die 7 when the upper die 7 slides down to the bottommost part, when the device is required to be used for punching automobile parts, the workpiece is firstly placed in the groove at the top of the lower die 2, then the upper supporting plate 4 can be pushed to slide downwards on the outer side of the main supporting column 3 through an external oil cylinder, and the upper supporting plate 4 can drive the upper die supporting rod 6 and the upper die 7 at the bottom of the upper supporting plate to synchronously move downwards when moving downwards, and in the process, the bottom of the upper die 7 is clung to the top surface of the lower die 2 firstly, so that the automobile parts can be automatically clamped and fixed in advance.
When the ejector rack 13 slides down to the bottommost position by gravity, one side of the top of the second rack 14 is embedded with the gears on the front and rear sides of the gear set 11, the tooth slot on one side of the first rack 9 is firstly embedded with the gears in the middle of the gear set 11 and drives the gear set 11 to rotate under the support of the gear set support frame 10, and the second rack 14 is pushed to move downwards when the gear set 11 rotates, because only one side of the top of the second rack 14 is embedded with the gears on the front and rear sides of the gear set 11, the second rack 14 and the ejector rack 13 only move downwards for a small distance, and then the spring 8 on the outer side of the ejector rack support rod 12 pushes the ejector rack 13 and the second rack 14 to move upwards again so as to ensure that the second rack 14 can be embedded with the gears on the front and rear sides of the gear set 11.
Specific use and action of the embodiment: in the invention, before the device is used for punching the automobile parts, the device is supported and fixed at a proper position through the base 1, when the device is used for punching the automobile parts, a workpiece is firstly placed in a groove at the top of the lower die 2, then the upper supporting plate 4 can be pushed to slide downwards at the outer side of the main supporting column 3 through an external oil cylinder, the upper pressing die supporting rod 6 and the upper pressing die 7 at the bottom of the upper supporting plate 4 can be driven to synchronously move downwards when the upper supporting plate 4 moves downwards, the bottom of the upper pressing die 7 is firstly clung to the top surface of the lower die 2 in the process, thus the automobile parts can be automatically clamped and fixed in advance, then the upper supporting plate 4 can slide upwards at the outer side of the upper pressing die supporting rod 6 continuously moving downwards, meanwhile, the spring 8 at the outer side of the upper pressing die supporting rod 6 can push the upper pressing die 7 downwards tightly to keep clamping the automobile parts, the punching knife 5 at the bottom of the upper supporting plate 4 can continuously move downwards to pass through the round hole in the middle of the upper pressing die 7 and the round hole in the middle of the bottom of the lower die 2, the round hole is embedded into the round hole in the middle of the bottom of the lower die 2, the automobile parts are not required to be clamped and fixed by manual operation before punching, the operation is more convenient during punching, the tooth groove part of the first rack 9 can firstly move to the lower part of one side of the gear set 11 in the downward moving process of the upper pressing die 7, the tooth groove part of one side of the first rack 9 can firstly be engaged with the gear in the middle of the gear set 11 in the downward moving process of the first rack 9 and drive the gear set 11 to rotate under the support of the gear set supporting frame 10, the second rack 14 can be pushed to move downwards when the gear set 11 rotates, and only one side of the top of the second rack 14 is engaged with the gears on the front side and the rear side of the gear set 11 at the moment, the second rack 14 and the ejection frame 13 can only move downwards by a small distance, then the spring 8 outside the push-out frame supporting rod 12 can push the push-out frame 13 and the second rack 14 to move upwards again to ensure that the second rack 14 can be embedded with gears on the front side and the rear side of the gear set 11, and when punching is completed, only the outer hydraulic cylinder is needed to drive the upper supporting plate 4 to slide upwards again to enable the upper pressing die 7 to be separated from the lower die 2, the first rack 9 can drive the gear set 11 to rotate reversely when the upper supporting plate 4 drives the upper pressing die 7 to move upwards again, the gear set 11 can drive the second rack 14 to move upwards when the gear set 11 rotates reversely, so that the push-out frame 13 can slide upwards under the support of the push-out frame supporting rod 12, the cylinder top end of the main body part of the push-out frame 13 can penetrate through round holes on the two sides of the lower die 2 and extend upwards, and accordingly, automobile parts in the top groove of the lower die 2 can be conveniently and be taken down, independent operation is not needed when the upper supporting plate 4 drives the upper pressing die 7 to move upwards to the top part, the upper part can be automatically pushed out to take off the parts, the parts are more convenient to operate when the upper supporting plate 4 drives the upper pressing die 7 to move upwards to the top part, the gear set 9 can not be separated from the middle part of the upper pressing die, and the top part of the automobile part can be conveniently placed into the top groove 13, and the top part of the automobile part can not be placed into the top of the top groove can be further separated from the bottom part of the main body 13.
Claims (8)
1. The punching device for the automobile part die is characterized by comprising a base (1); a lower die (2) is fixedly arranged in the middle of the top of the base (1); four main supporting columns (3) are fixedly and symmetrically arranged on the left side and the right side of the top of the base (1); an upper supporting plate (4) is slidably arranged among the four main supporting columns (3); a punching knife (5) is fixedly arranged at the middle position of the bottom of the upper supporting plate (4); four upper press mold supporting rods (6) are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper supporting plate (4); an upper pressing die (7) is slidably arranged among the four upper pressing die supporting rods (6); the outer sides of the upper pressing die supporting rods (6) are also provided with springs (8); two first racks (9) are fixedly and symmetrically arranged on the left side and the right side of the bottom of the upper pressing die (7); two groups of gear set brackets (10) are fixedly arranged on the left side and the right side of the top of the base (1); the tops of the two groups of gear set brackets (10) are rotatably provided with a gear set (11); four groups of ejection frame supporting rods (12) are also fixedly and symmetrically arranged on the left side and the right side of the top of the base (1), and springs (8) are also arranged on the outer sides of the ejection frame supporting rods (12); the outer sides of the four groups of ejection frame supporting rods (12) are respectively provided with a group of ejection frames (13) in a sliding manner; the tops of the middle positions of the four groups of ejection frames (13) are respectively provided with a second rack (14).
2. A punching device for a mold of an automobile part as defined in claim 1, wherein: the upper pressing die (7) can slide up and down on the outer side of the upper pressing die supporting rod (6), the spring (8) on the outer side of the upper pressing die supporting rod (6) can push the upper pressing die (7) to move down, a round hole penetrating up and down is further formed in the middle of the upper pressing die (7), and the inner diameter of the round hole is twice the outer diameter of the main body of the punching cutter (5).
3. A punching device for a mold of an automobile part as defined in claim 1, wherein: the inner side of the top of the lower die (2) is provided with a groove corresponding to the outline of a workpiece, the bottom surface of the upper die (7) is also clung to the top of the workpiece when the bottom of the upper die (7) is clung to the top of the lower die (2), and the bottom end of the punching knife (5) is positioned above the top surface of the upper die (7) when the upper die (7) slides downwards to the bottommost part.
4. A punching device for a mold of an automobile part as defined in claim 1, wherein: the middle position of the inner side of the bottom of the lower die (2) is provided with a round hole penetrating up and down, and the bottom end of the punching knife (5) can be embedded into the round hole of the middle position of the inner side of the bottom of the lower die (2) when the punching knife moves down.
5. A punching device for a mold of an automobile part as defined in claim 1, wherein: three gears are arranged on the outer side of the gear set (11), tooth grooves on one side of the first rack (9) can be embedded with gears in the middle of the gear set (11), and tooth grooves on one side of the second rack (14) can be embedded with gears on the front side and the rear side of the gear set (11).
6. A punching device for a mold of an automobile part as defined in claim 1, wherein: the main body part of ejecting frame (13) is cylindric structure, and the top that its bottom can be with ejecting frame bracing piece (12) outside spring (8) when ejecting frame (13) moves down is hugged closely, and the both sides of bed die (2) still all are provided with two round holes that run through from top to bottom, and the main body part drum of ejecting frame (13) can pass the round hole of bed die (2) both sides and upwards stretch out when upwards sliding.
7. A punching device for a mold of an automobile part as defined in claim 1, wherein: when the ejection frame (13) slides down to the bottommost part only by gravity, the spring (8) outside the ejection frame supporting rod (12) is in a free state, and meanwhile, the cylinder top end of the main body part of the ejection frame (13) is positioned below the bottom surface of the groove at the inner side of the top of the lower die (2).
8. A punching device for a mold of an automobile part as defined in claim 1, wherein: when the ejection frame (13) slides down to the bottommost part only by gravity, one side of the top of the second rack (14) is embedded with gears on the front side and the rear side of the gear set (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310887740.0A CN117000865A (en) | 2023-07-19 | 2023-07-19 | Punching device for automobile part die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310887740.0A CN117000865A (en) | 2023-07-19 | 2023-07-19 | Punching device for automobile part die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117000865A true CN117000865A (en) | 2023-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310887740.0A Pending CN117000865A (en) | 2023-07-19 | 2023-07-19 | Punching device for automobile part die |
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| Country | Link |
|---|---|
| CN (1) | CN117000865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118832036A (en) * | 2024-08-07 | 2024-10-25 | 盐城市东云自动化科技有限公司 | Punching device for mechanical equipment part production |
-
2023
- 2023-07-19 CN CN202310887740.0A patent/CN117000865A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118832036A (en) * | 2024-08-07 | 2024-10-25 | 盐城市东云自动化科技有限公司 | Punching device for mechanical equipment part production |
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