CN220072971U - Side trimming die - Google Patents
Side trimming die Download PDFInfo
- Publication number
- CN220072971U CN220072971U CN202321688435.0U CN202321688435U CN220072971U CN 220072971 U CN220072971 U CN 220072971U CN 202321688435 U CN202321688435 U CN 202321688435U CN 220072971 U CN220072971 U CN 220072971U
- Authority
- CN
- China
- Prior art keywords
- die holder
- sliding
- side trimming
- forced return
- guide plate
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- 238000009966 trimming Methods 0.000 title claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 238000004080 punching Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
Abstract
The utility model belongs to the technical field of automobile part machining, and particularly relates to a side trimming die which comprises an upper die holder and a lower die holder which are in sliding fit, wherein a side trimming mechanism is transversely arranged on the upper die holder in a sliding manner, the side trimming mechanism is positioned between the upper die holder and the lower die holder, the side trimming mechanism comprises a sliding wedge, an upper V-shaped guide plate and an upper trimming cutter block, a reset mechanism is arranged between the sliding wedge and the upper die holder, the upper V-shaped guide plate and the upper trimming cutter block are fixedly arranged on the sliding wedge, a lower V-shaped guide plate is fixedly arranged at the corresponding position of the upper V-shaped guide plate on the lower die holder, the upper V-shaped guide plate and the lower V-shaped guide plate are both inclined from inside to outside, the upper V-shaped guide plate and the lower V-shaped guide plate are in sliding fit during operation, and the lower trimming cutter block is fixedly arranged at the corresponding position of the upper trimming cutter block on the lower die holder. The purpose is that: the problem of current side trimming die structure defect leads to the waste material pile up on spare part after the cutting, causes the influence to follow-up work is solved.
Description
Technical Field
The utility model belongs to the technical field of automobile part machining, and particularly relates to a side trimming die.
Background
Most of the automobile parts are sheet metal parts, blanks after the sheet metal parts are demoulded cannot be directly used, and waste materials exceeding the size need to be cut, so that the sheet metal parts can meet the size of installation requirements.
Such as: the Chinese patent (publication No. CN 107962115A) discloses a side trimming die, which comprises a lower die holder and an upper die holder which are in sliding fit, wherein the middle part of the upper die holder is provided with a limit groove and a cross-shaped mounting groove, the middle part of the limit groove is fixedly connected with a nitrogen spring, a material pressing device is arranged in the limit groove in a sliding manner, a piston rod of the nitrogen spring is fixedly connected with the material pressing device, and four punching mechanisms which are opposite to each other are arranged in the mounting groove; a positioning core is fixedly connected to the middle part of the lower die holder, and a groove matched with the punching mechanism is formed in the positioning core; the lower die holder is provided with a stop block, the surface of which is inclined to one side of the positioning core, one end, close to the positioning core, of the stop block is provided with a stop block, and the stop block is in sliding fit with the punching mechanism. The waste on the four surfaces is cut off simultaneously in one-time processing through the four punching mechanisms, the side lines of the parts are protected, subsequent finish machining or direct use can be carried out after the processing is finished, the efficiency of side trimming and punching is improved, and the symmetry accuracy of punching and the consistency of the size of the holes are ensured.
The punch is driven to move from outside to inside and from top to bottom by the downward movement of the upper die holder, so that the cutting of the edges of the parts is completed.
However, in the above-described apparatus, when punching a component having an edge warped upward, the cut scrap is deposited on the component, which affects the subsequent work.
Disclosure of Invention
The purpose of the utility model is that: aims at providing a side trimming die which is used for solving the problem that the cut waste caused by the structural defect of the existing side trimming die is accumulated on parts and affects the follow-up work.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model provides a side cut mould, includes sliding fit's upper die base and die holder, horizontal slidable mounting has side cut mechanism on the upper die base, side cut mechanism is located between upper die base and the die holder, side cut mechanism includes slip slide wedge, last V type baffle and last side cut sword piece, install canceling release mechanical system between slip slide wedge and the upper die base, go up V type baffle and last side cut sword piece all fixed mounting on the slip slide wedge, the die holder has V type baffle down in last V type baffle corresponding position fixed mounting, go up V type baffle and V type baffle down all incline from inside to outside, go up V type baffle and V type baffle down for sliding fit at the during operation, the die holder is in last side cut sword piece corresponding position fixed mounting has lower side cut sword piece.
Further defined, the reset mechanism is a reset nitrogen cylinder. By adopting the structural design, the nitrogen cylinder is used as the reset mechanism, the reset after the use of the side trimming mechanism is completed is realized, the structure has the advantages of small volume, long formation and high pressure, and the practicability is higher.
Further limited, the upper die holder is provided with limit guide blocks at two sides of the sliding wedge, sliding grooves are formed at two sides of the sliding wedge, and the limit guide blocks are slidably arranged in the sliding grooves. By means of the structural design, through the mutual matching of the limiting guide block and the sliding groove, the lateral sliding installation between the side trimming mechanism and the upper die holder is completed, the structure is stable, and the practicability is high.
Further limited, the upper die holder is provided with a strip-shaped through hole, a safety bolt is arranged in the strip-shaped through hole in a penetrating mode, and the safety bolt is arranged on the sliding wedge. Such structural design, through the mutually supporting of safety bolt and bar via hole, under the circumstances that guarantee that side trimming mechanism possesses sufficient lateral sliding degree of freedom, after the lateral sliding mounting structure between side trimming mechanism and the upper die base became invalid, can prevent that side trimming mechanism from dropping, and then the mould that causes damages and personnel injury incident problem, in normal work, this bolt atress.
Further defined, a forced return mechanism is arranged between the sliding wedge and the lower die holder. By means of the structural design, through the forced return mechanism arranged between the sliding wedge and the lower die holder, after the return mechanism arranged between the sliding wedge and the upper die holder fails, the sliding wedge is driven to forcibly return, so that the return motion of the front side trimming mechanism for completely separating the upper die holder from the lower die holder is guaranteed, and the practicability is high.
Further limited, the forced return mechanism comprises an upper forced return hook and a lower forced return hook, wherein the upper forced return hook is arranged on the sliding wedge, the lower forced return hook is arranged on the lower die holder, and the upper forced return hook and the lower forced return hook incline downwards from inside to outside. By means of the structural design, through the mutual matching of the upper forced return stroke hook and the lower forced return stroke hook, the return stroke movement of the front side trimming mechanism for completely separating the upper die holder from the lower die holder is guaranteed, and the structure is simple, the installation is convenient, and the practicability is high.
The utility model adopting the technical scheme has the following advantages:
1. the side trimming mechanism starts to move outwards horizontally relative to the upper die holder through the mutual matching of the side trimming mechanism, the sliding wedge, the upper V-shaped guide plate, the upper trimming cutter block, the lower V-shaped guide plate and the lower trimming cutter block, namely, the side trimming mechanism moves outwards and downwards relative to the parts, so that the cutting of the parts is completed, and the problem that the cut waste is accumulated on the parts and affects the subsequent work is avoided;
2. through the mutual matching of the limit guide blocks and the sliding grooves, the lateral sliding installation between the side trimming mechanism and the upper die holder is completed, the structure is stable, and the practicability is high;
3. through the mutual matching of the safety bolt and the strip-shaped through hole, under the condition that the side trimming mechanism is ensured to have enough lateral sliding freedom, after a lateral sliding installation structure between the side trimming mechanism and the upper die holder fails, the side trimming mechanism can be prevented from falling down, so that the problem of die damage and personnel injury event is caused, and the bolt is not stressed in normal operation;
4. through the mutual cooperation of the upper forced return stroke hook and the lower forced return stroke hook, the return stroke movement of the front side trimming mechanism which is completely separated from the upper die holder and the lower die holder is ensured, the structure is simple, the installation is convenient, and the practicability is stronger.
Drawings
The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic view of a side trimming die embodiment of the present utility model;
FIG. 2 is a schematic view of the upper die holder and the side trimming mechanism in an embodiment of the side trimming die of the present utility model;
FIG. 3 is a schematic view of a lower die holder portion of an embodiment of a side trimming die according to the present utility model;
FIG. 4 is a schematic view of a side trimming mechanism in a side trimming die embodiment according to the utility model;
FIG. 5 is a schematic diagram of a side trimming mechanism in a side trimming die embodiment according to the second embodiment of the utility model;
the main reference numerals are as follows:
an upper die holder 1,
Side trimming mechanism 2, sliding wedge 20, safety bolt 21, reset mechanism 22,
A limit guide block 23, an upper V-shaped guide plate 24, an upper forced return hook 25, an upper trimming cutter block 26,
A lower die holder 3, a lower forced return hook 31, a lower V-shaped guide plate 32, a lower edge cutting block 33,
And a presser 4.
Detailed Description
The present utility model will be described in detail below with reference to the drawings and the specific embodiments, wherein like or similar parts are designated by the same reference numerals throughout the drawings or the description, and implementations not shown or described in the drawings are in a form well known to those of ordinary skill in the art. In addition, directional terms such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", etc. in the embodiments are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 5, a side trimming die of the utility model comprises an upper die holder 1 and a lower die holder 3 which are in sliding fit, wherein a side trimming mechanism 2 is transversely arranged on the upper die holder 1 in a sliding manner, the side trimming mechanism 2 is positioned between the upper die holder 1 and the lower die holder 3, the side trimming mechanism 2 comprises a sliding wedge 20, an upper V-shaped guide plate 24 and an upper trimming cutter block 26, a reset mechanism 22 is arranged between the sliding wedge 20 and the upper die holder 1, the upper V-shaped guide plate 24 and the upper trimming cutter block 26 are fixedly arranged on the sliding wedge 20, a lower V-shaped guide plate 32 is fixedly arranged at a position corresponding to the upper V-shaped guide plate 24 on the lower die holder 3, the upper V-shaped guide plate 24 and the lower V-shaped guide plate 32 are obliquely arranged from inside to outside, the upper V-shaped guide plate 24 and the lower V-shaped guide plate 32 are in sliding fit during operation, and a lower trimming cutter block 33 is fixedly arranged at a position corresponding to the upper trimming cutter block 26 on the lower die holder 3.
The reset mechanism 22 is a reset nitrogen cylinder. The reset of the side trimming mechanism 2 after the use is completed by using the reset nitrogen cylinder as the reset mechanism 22, so that the side trimming mechanism has the advantages of small volume, long formation and high pressure and has strong practicability. In practice, other springs, for example, may be used as the return mechanism 22 as long as the return of the side trimming mechanism 2 can be achieved.
The upper die holder 1 is provided with limit guide blocks 23 on two sides of the sliding wedge 20, sliding grooves are formed on two sides of the sliding wedge 20, and the limit guide blocks 23 are slidably arranged in the sliding grooves. Through the cooperation of spacing guide block 23 and sliding tray, accomplish the horizontal slidable mounting between side trimming mechanism 2 and the upper die base 1, the structure is firm, and the practicality is stronger. In practice, according to the actual situation, other sliding mounting structures such as a guide rod and a sliding sleeve may be adopted as the reset mechanism 22, as long as the lateral sliding mounting between the side trimming mechanism 2 and the upper die holder 1 can be realized.
The upper die holder 1 is provided with a strip-shaped through hole, a safety bolt 21 is arranged in the strip-shaped through hole in a penetrating mode, and the safety bolt 21 is arranged on the sliding wedge 20. Through the mutually supporting of safety bolt 21 and bar via hole, under the circumstances that guarantee that side trimming mechanism 2 possesses sufficient lateral sliding degree of freedom, after the lateral sliding mounting structure between side trimming mechanism 2 and upper die base 1 became invalid, can prevent that side trimming mechanism 2 from dropping, and then the mould that causes damages and personnel injury incident problem, in normal work, this bolt atress.
A forced return mechanism is arranged between the sliding wedge 20 and the lower die holder 3. Through installing the forced return mechanism between slide wedge 20 and die holder 3, after the canceling release mechanical system 22 of installing between slide wedge 20 and die holder 1 loses efficacy, drive slide wedge 20 and reset by force to guarantee the return motion of the front side trimming mechanism 2 of complete separation of die holder 1 and die holder 3, the practicality is stronger.
The forced return mechanism comprises an upper forced return hook 25 and a lower forced return hook 31, wherein the upper forced return hook 25 is arranged on the sliding wedge 20, the lower forced return hook 31 is arranged on the lower die holder 3, and the upper forced return hook 25 and the lower forced return hook 31 incline from inside to outside. Through the mutual cooperation of the upper forced return stroke hook 25 and the lower forced return stroke hook 31, the return stroke movement of the front side trimming mechanism 2 which is completely separated from the upper die holder 1 and the lower die holder 3 is ensured, the structure is simple, the installation is convenient, and the practicability is stronger. In practice, other forced return structures such as hook structures and obliquely arranged guide bars may be adopted according to the actual situation, so long as forced return of the sliding wedge 20 can be realized.
In this embodiment, when in use, the parts are placed on the lower die holder 3, and then the downward movement of the upper die holder 1 is controlled until the presser 4 contacts the upper surface of the parts, and the parts are pressed on the lower die holder 3, so that the parts are prevented from moving in the subsequent working process (the specific structure of the presser 4 is the prior art and is independent of the technical problem solved by the utility model, so that excessive description is not made);
the upper die holder 1 continues to move downwards until the upper V-shaped guide plate 24 is propped against the lower V-shaped guide plate 32, and at the moment, under the combined action of the upper V-shaped guide plate 24, the lower V-shaped guide plate 32 and the limiting guide block 23, the side trimming mechanism 2 starts to move outwards horizontally relative to the upper die holder 1, namely outwards and downwards relative to the parts until the upper trimming cutter block 26 is contacted with the parts, and then the cutting of the parts is completed under the combined action of the upper trimming cutter block 26 and the lower trimming cutter block 33;
subsequently, the upper die holder 1 starts to return upwards, and the side trimming mechanism 2 returns horizontally relative to the upper die holder 1 under the action of the reset mechanism 22 and the forced reset mechanism until the side trimming mechanism 2 is separated from the lower die holder 3 and returns to the initial position;
the upper die holder 1 continues to move upwards in a return stroke until the upper die holder 1 returns to the highest point after the material pressing device 4 is separated from the parts, and at the moment, a working stroke is finished;
the side trimming die provided by the utility model is described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. The utility model provides a side cut mould, includes sliding fit's upper die base (1) and die holder (3), lateral sliding installs side cut mechanism (2) on upper die base (1), side cut mechanism (2) are located between upper die base (1) and die holder (3), its characterized in that: side edge cutting mechanism (2) are including slip slide wedge (20), go up V type baffle (24) and last side edge cutting sword piece (26), install canceling release mechanical system (22) between slide wedge (20) and upper die base (1), go up V type baffle (24) and go up side edge cutting sword piece (26) all fixed mounting on slide wedge (20), die holder (3) have V type baffle (32) under in last V type baffle (24) corresponding position fixed mounting, go up V type baffle (24) and V type baffle (32) down all incline from inside to outside, go up V type baffle (24) and V type baffle (32) down be sliding fit in the during operation, die holder (3) have side edge cutting sword piece (33) in last side edge cutting sword piece (26) corresponding position fixed mounting.
2. A side trimming die according to claim 1, wherein: the resetting mechanism (22) is a resetting nitrogen cylinder.
3. A side trimming die according to claim 1, wherein: the upper die holder (1) is provided with limiting guide blocks (23) on two sides of the sliding wedge (20), sliding grooves are formed in two sides of the sliding wedge (20), and the limiting guide blocks (23) are slidably arranged in the sliding grooves.
4. A side trimming die according to claim 1, wherein: the upper die holder (1) is provided with a strip-shaped through hole, a safety bolt (21) is arranged in the strip-shaped through hole in a penetrating mode, and the safety bolt (21) is arranged on the sliding wedge (20).
5. A side trimming die according to claim 1, wherein: a forced return mechanism is arranged between the sliding wedge (20) and the lower die holder (3).
6. A side trimming die as defined in claim 5, wherein: the forced return mechanism comprises an upper forced return hook (25) and a lower forced return hook (31), wherein the upper forced return hook (25) is arranged on the sliding wedge (20), the lower forced return hook (31) is arranged on the lower die holder (3), and the upper forced return hook (25) and the lower forced return hook (31) incline downwards from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321688435.0U CN220072971U (en) | 2023-06-30 | 2023-06-30 | Side trimming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321688435.0U CN220072971U (en) | 2023-06-30 | 2023-06-30 | Side trimming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220072971U true CN220072971U (en) | 2023-11-24 |
Family
ID=88829539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321688435.0U Active CN220072971U (en) | 2023-06-30 | 2023-06-30 | Side trimming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220072971U (en) |
-
2023
- 2023-06-30 CN CN202321688435.0U patent/CN220072971U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |