CN112845931A - A ejection mechanism for stamping die processing - Google Patents
A ejection mechanism for stamping die processing Download PDFInfo
- Publication number
- CN112845931A CN112845931A CN202110033888.9A CN202110033888A CN112845931A CN 112845931 A CN112845931 A CN 112845931A CN 202110033888 A CN202110033888 A CN 202110033888A CN 112845931 A CN112845931 A CN 112845931A
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- fixed sleeve
- ejector rod
- ejection mechanism
- wall
- peripheral side
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses an ejection mechanism for processing a stamping die, and relates to the technical field of mechanical manufacturing. The invention comprises a fixed sleeve; an ejector rod is arranged in the fixed sleeve; a shaft sleeve is detachably arranged in the fixed sleeve; the inner wall of the shaft sleeve is matched with the ejector rod; the bottom of the ejector rod is fixedly provided with a guide rod; the side surface of the guide rod is sleeved with a first elastic part; a pair of slide bars are symmetrically fixed on the peripheral side of the fixed sleeve; the top of the fixed sleeve is provided with a through hole; the peripheral side surface of the fixed sleeve is provided with a pair of guide grooves; a positioning plate is fixedly arranged at the lower end of the inner wall of the fixed sleeve, and a positioning hole is formed in the middle of the positioning plate; the inner wall of the positioning hole is in sliding fit with the guide rod; the top of the ejector rod is provided with a die hole. The invention solves the problems of complicated operation and control, unstable lifting and easy influence on the quality of parts of the existing ejection mechanism by the action of the fixed sleeve, the shaft sleeve, the ejector rod, the guide rod and the first elastic part.
Description
Technical Field
The invention belongs to the technical field of machine manufacturing, and particularly relates to an ejection mechanism for processing a stamping die.
Background
Stamping is a forming process in which a press and a die are used to apply an external force to a plate, a strip, a coffin, a profile, etc. to plastically deform or separate them, thereby obtaining a workpiece of a desired shape and size. With the development of modern large-scale and large-batch automatic production, the traditional stamping mode cannot meet the requirements of products on precision and production efficiency. A stamping die is a special technological device for processing materials into parts or semi-finished products in cold stamping processing. The general die is provided with an ejection mechanism to eject a formed product out of a working area, so that the next process is performed. The existing ejection mechanism is complex in structure, complex in operation and control and high in cost, and the lifting is not stable in the process of ejecting or pressing down the part, so that the quality of the part is easily influenced; in addition, the existing ejection mechanism is difficult to be matched with various machining processes to be carried out on parts at the same time, so that the machining efficiency is low.
Disclosure of Invention
The invention aims to provide an ejection mechanism for processing a stamping die, which solves the problems of complex structure, complex operation and control, unstable lifting and easy influence on the quality of parts of the existing ejection mechanism through the action of a fixed sleeve, a shaft sleeve, an ejector rod, a guide rod and a first elastic part.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an ejection mechanism for processing a stamping die, which comprises a fixed sleeve; an ejector rod is arranged in the fixed sleeve; a shaft sleeve is detachably arranged in the fixed sleeve; the inner wall of the shaft sleeve is matched with the ejector rod; the bottom of the ejector rod is fixedly provided with a guide rod; the side surface of the periphery of the guide rod is sleeved with a first elastic piece; a pair of sliding rods are symmetrically fixed on the peripheral side surface of the fixed sleeve; the top of the fixed sleeve is provided with a through hole; a pair of guide grooves is formed in the peripheral side face of the fixed sleeve; a positioning plate is fixedly arranged at the lower end of the inner wall of the fixed sleeve, and a positioning hole is formed in the middle of the positioning plate; the inner wall of the positioning hole is in sliding fit with the guide rod; the top of the ejector rod is provided with a die hole; the bottom of the ejector rod is fixedly connected with a base; the bottom of the base is symmetrically provided with a pair of notch grooves; the first notch groove is symmetrically provided with rotating holes relative to the inner wall; the lower end of the first elastic piece is provided with an adjusting piece.
Furthermore, two or more mounting holes are formed in the peripheral side surface of the shaft sleeve; the inner wall of the mounting hole is matched with a positioning pin, and the positioning pin is fixed with the fixing sleeve.
Furthermore, a supporting block is fixedly arranged on the upper end of the peripheral side surface of the ejector rod; and a circular truncated cone structure for flaring is formed on the upper surface of the supporting block.
Furthermore, a threaded section is formed on the peripheral side surface of the guide rod; the adjusting piece comprises an internal threaded pipe in threaded connection with the threaded section; a supporting plate is detachably arranged at the top of the internal threaded pipe; the top of the supporting plate is matched with the first elastic piece.
Further, a stage is arranged at the top of the internal thread pipe; the peripheral side surface of the step section is provided with an external thread; the supporting plate is of an annular structure; the bottom of the supporting plate is fixedly connected with a fixing ring of which the inner wall is provided with an internal thread; the inner wall of the fixing ring is in threaded connection with the external thread.
Further, the sliding rod is of a rectangular rod structure; the peripheral side surface of the sliding rod is connected with a sliding block in a sliding manner; the top of the sliding block is provided with a hinged support; the hinged support is hinged with a connecting rod; the two ends of the connecting rod are provided with connecting seats; the connecting seat is hinged with the hinged support; the other connecting seat is rotatably connected with the rotating hole.
Furthermore, a limiting block is arranged at the end part of the sliding rod; and a second elastic piece is matched between the limiting block and the sliding block.
The invention has the following beneficial effects:
1. according to the invention, the circular truncated cone structure for flaring is formed on the upper surface of the supporting block, so that the flaring of a machined part is facilitated, especially at the opening of a tubular part; the die hole is formed in the top of the ejector rod, so that when the part is punched, the part is drilled, the machining efficiency is better, and the working procedures are saved.
2. According to the invention, the hinge base is hinged with the connecting rod, the processing equipment above the ejector rod is used for stamping the part on the ejector rod so as to drive the ejector rod to move downwards, and the pair of connecting bases is arranged so that the ejector rod can lift more stably, thereby improving the processing quality of the part; through backup pad top and the cooperation of first elastic component, be convenient for carry out automatic re-setting to the ejector pin after the part is stamped to ejecting the part that will process, being convenient for continue to process next part, carry out continuity of operation, simple structure, the cost is lower.
3. According to the invention, the second elastic piece is matched between the limiting block and the sliding block and is used for assisting to provide power for resetting the ejector rod, when the ejector rod is pressed to move downwards, the sliding block can extrude the second elastic piece, and when the ejector rod is loosened, the second elastic piece resets the sliding block, so that the connecting rod is driven to jack the ejector rod upwards in an assisting manner, and a processed part is ejected out, and the automatic resetting is convenient to operate.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an ejection mechanism for processing a stamping die according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a fixed sleeve, 2-a shaft sleeve, 3-a top rod, 4-a guide rod, 5-a first elastic part, 6-a slide rod, 101-a through hole, 102-a guide groove, 103-a positioning plate, 104-a positioning hole, 201-a positioning pin, 301-a die hole, 302-a base, 303-a notch groove, 304-a supporting block, 305-a circular truncated cone structure, 401-a threaded section, 402-an internal threaded pipe, 403-a supporting plate, 4021-a stage, 4031-a fixed ring, 601-a sliding block, 602-a hinge seat, 603-a connecting rod, 604-a connecting seat, 605-a limiting block and 606-a second elastic part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is an ejection mechanism for processing a stamping die, including a fixing sleeve 1; an ejector rod 3 is arranged in the fixed sleeve 1; a shaft sleeve 2 is detachably arranged in the fixed sleeve 1; the inner wall of the shaft sleeve 2 is matched with the ejector rod 3; the bottom of the ejector rod 3 is fixedly provided with a guide rod 4; the side surface of the periphery of the guide rod 4 is sleeved with a first elastic part 5; a pair of slide bars 6 are symmetrically fixed on the peripheral side surface of the fixed sleeve 1; the top of the fixed sleeve 1 is provided with a through hole 101; a pair of guide grooves 102 are formed on the peripheral side surface of the fixed sleeve 1; a positioning plate 103 is fixedly arranged at the lower end of the inner wall of the fixed sleeve 1, and a positioning hole 104 is formed in the middle of the positioning plate 103; the inner wall of the positioning hole 104 is in sliding fit with the guide rod 4 and is used for guiding the movement of the ejector rod 3; the top of the ejector rod 3 is provided with a die hole 301, so that when the part is punched, the part can be drilled, the machining efficiency is better, and the working procedures are saved; the bottom of the ejector rod 3 is fixedly connected with a base 302; the bottom of the base 302 is symmetrically provided with a pair of notch grooves 303; a rotary hole is symmetrically formed in one of the notch grooves 303 relative to the inner wall; the lower end of the first elastic element 5 is provided with an adjusting element.
Preferably, as shown in fig. 1, two or more mounting holes are formed on the peripheral side surface of the shaft sleeve 2, and the shaft sleeve 2 is used for further guiding the guide rod 4 and assisting in forming the part to be processed; the inner wall of the mounting hole is matched with a positioning pin 201, and the positioning pin 201 is fixed with the fixed sleeve 1.
Preferably, as shown in fig. 1, a supporting block 304 is fixedly installed on the upper end of the peripheral side surface of the mandrel 3; the upper surface of the supporting block 304 is formed with a circular truncated cone structure 305 for flaring, which facilitates flaring of the machined part, especially the opening of the tubular part.
Preferably, as shown in fig. 1, a threaded section 401 is formed on the peripheral side surface of the guide rod 4; the adjustment member comprises an internally threaded tube 402 in threaded connection with the threaded section 401; a supporting plate 403 is detachably arranged at the top of the internal thread pipe 402; the top of the supporting plate 403 is matched with the first elastic part 5, so that the ejector rod 3 can be automatically reset after the part is punched, the machined part is ejected out, the next part can be machined continuously, continuous operation is performed, the structure is simple, and the cost is low.
Preferably, as shown in fig. 1, a step 4021 is arranged at the top of the internal thread pipe 402 for supporting and limiting the supporting plate 403; an external thread is arranged on the side surface of the periphery of the step 4021; the supporting plate 403 has a ring structure; a fixing ring 4031 with internal threads formed on the inner wall is fixedly connected to the bottom of the supporting plate 403; the inner wall of the fixing ring 4031 is in threaded connection with the external thread, so that the fixing ring is convenient to disassemble and assemble.
Preferably, as shown in fig. 1, the sliding bar 6 is a rectangular bar structure; the peripheral side surface of the slide bar 6 is connected with a slide block 601 in a sliding way; the top of the sliding block 601 is provided with a hinged support 602; the hinged support 602 is hinged with a connecting rod 603, a processing device above the ejector rod 3 punches a part on the ejector rod 3 so as to drive the ejector rod 3 to move downwards, and the pair of connecting seats 604 enables the ejector rod 3 to lift more stably; the connecting rod 603 is provided with connecting seats 604 at both ends; a connecting seat 604 is hinged with the hinged seat 602; the other connecting seat 604 is rotatably connected with the rotary hole.
Preferably, as shown in fig. 1, the end of the sliding rod 6 is provided with a limiting block 605 for limiting the positions of the sliding block 601 and the second elastic member 606 and preventing them from sliding out; the cooperation has second elastic component 606 between stopper 605 and the slider 601 for the supplementary power that provides ejector pin 3 and reset, when ejector pin 3 is pushed down downstream, slider 601 can extrude second elastic component 606, when ejector pin 3 was loosened, second elastic component 606 resets slider 601, thereby supplementary drive connecting rod 603 with ejector pin 3 jack-up, thereby ejecting the spare part of will being processed, convenient operation, automatic re-setting.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. An ejection mechanism for processing a stamping die comprises a fixed sleeve (1); an ejector rod (3) is arranged in the fixed sleeve (1); the method is characterized in that:
a shaft sleeve (2) is detachably arranged in the fixed sleeve (1); the inner wall of the shaft sleeve (2) is matched with the ejector rod (3); the bottom of the ejector rod (3) is fixedly provided with a guide rod (4); a first elastic piece (5) is sleeved on the peripheral side surface of the guide rod (4);
a pair of slide bars (6) are symmetrically fixed on the peripheral side surface of the fixed sleeve (1);
the top of the fixed sleeve (1) is provided with a through hole (101); a pair of guide grooves (102) is formed in the peripheral side surface of the fixed sleeve (1); a positioning plate (103) is fixedly arranged at the lower end of the inner wall of the fixed sleeve (1), and a positioning hole (104) is formed in the middle of the positioning plate (103); the inner wall of the positioning hole (104) is in sliding fit with the guide rod (4);
the top of the ejector rod (3) is provided with a die hole (301); the bottom of the ejector rod (3) is fixedly connected with a base (302); the bottom of the base (302) is symmetrically provided with a pair of notch grooves (303); one opposite inner wall of the notch groove (303) is symmetrically provided with a rotating hole;
the lower end of the first elastic part (5) is provided with an adjusting part.
2. The ejection mechanism for the processing of the stamping die as claimed in claim 1, wherein the peripheral side surface of the shaft sleeve (2) is provided with two or more mounting holes; the inner wall of the mounting hole is matched with a positioning pin (201), and the positioning pin (201) is fixed with the fixing sleeve (1).
3. The ejection mechanism for the processing of the stamping die as claimed in claim 1 or 2, wherein a supporting block (304) is fixedly arranged at the upper end of the peripheral side surface of the ejector rod (3); the upper surface of the supporting block (304) is provided with a circular truncated cone structure (305) for flaring.
4. The ejection mechanism for the processing of the stamping die as claimed in claim 3, wherein the circumferential side surface of the guide rod (4) is provided with a threaded section (401);
the adjusting piece comprises an internal threaded tube (402) in threaded connection with the threaded section (401); a supporting plate (403) is detachably arranged at the top of the internal thread pipe (402); the top of the supporting plate (403) is matched with the first elastic piece (5).
5. The ejection mechanism for the stamping die process as claimed in claim 4, wherein the top of the internally threaded tube (402) is provided with a step (4021); the peripheral side surface of the stage (4021) is provided with an external thread;
the supporting plate (403) is of an annular structure; the bottom of the supporting plate (403) is fixedly connected with a fixing ring (4031) the inner wall of which is provided with internal threads; the inner wall of the fixing ring (4031) is in threaded connection with the external thread.
6. The ejection mechanism for press die processing according to claim 1, 4 or 5, wherein the slide bar (6) is of a rectangular bar structure; the peripheral side surface of the slide bar (6) is connected with a slide block (601) in a sliding way; the top of the sliding block (601) is provided with a hinged support (602);
the hinged support (602) is hinged with a connecting rod (603); two ends of the connecting rod (603) are provided with connecting seats (604); the connecting seat (604) is hinged with the hinged seat (602); the other connecting seat (604) is rotatably connected with the rotating hole.
7. The ejection mechanism for the processing of the stamping die as claimed in claim 6, wherein the end of the slide bar (6) is provided with a limit block (605); and a second elastic piece (606) is matched between the limiting block (605) and the sliding block (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033888.9A CN112845931A (en) | 2021-01-11 | 2021-01-11 | A ejection mechanism for stamping die processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033888.9A CN112845931A (en) | 2021-01-11 | 2021-01-11 | A ejection mechanism for stamping die processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112845931A true CN112845931A (en) | 2021-05-28 |
Family
ID=76002590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110033888.9A Withdrawn CN112845931A (en) | 2021-01-11 | 2021-01-11 | A ejection mechanism for stamping die processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112845931A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179664A (en) * | 2010-12-30 | 2011-09-14 | 河南科技大学 | Combined plastic forming method of automobile hub and matching forming mold of automobile hub |
| CN103611810A (en) * | 2013-11-15 | 2014-03-05 | 盐城工业职业技术学院 | Spring type auto-eject bending die |
| CN104384306A (en) * | 2014-11-25 | 2015-03-04 | 河南航天精工制造有限公司 | Recoil square die |
| CN204353318U (en) * | 2014-11-26 | 2015-05-27 | 徐州百惠模具制造有限公司 | A kind of automatic ejection mould |
| CN109773046A (en) * | 2019-01-10 | 2019-05-21 | 昆山鑫达林精密模具有限公司 | Reflectal automotive wheels punching flaring die |
| CN209223024U (en) * | 2018-12-21 | 2019-08-09 | 芜湖瑞昇模具制造有限公司 | A kind of stamping die post rod mechanism |
| CN111283102A (en) * | 2020-03-04 | 2020-06-16 | 绍兴文理学院 | Metal piece flaring equipment |
| CN210996172U (en) * | 2019-11-07 | 2020-07-14 | 福建省金烨铜管配件有限公司 | Can realize punching press plastic system of pipe fitting automatic demoulding |
-
2021
- 2021-01-11 CN CN202110033888.9A patent/CN112845931A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179664A (en) * | 2010-12-30 | 2011-09-14 | 河南科技大学 | Combined plastic forming method of automobile hub and matching forming mold of automobile hub |
| CN103611810A (en) * | 2013-11-15 | 2014-03-05 | 盐城工业职业技术学院 | Spring type auto-eject bending die |
| CN104384306A (en) * | 2014-11-25 | 2015-03-04 | 河南航天精工制造有限公司 | Recoil square die |
| CN204353318U (en) * | 2014-11-26 | 2015-05-27 | 徐州百惠模具制造有限公司 | A kind of automatic ejection mould |
| CN209223024U (en) * | 2018-12-21 | 2019-08-09 | 芜湖瑞昇模具制造有限公司 | A kind of stamping die post rod mechanism |
| CN109773046A (en) * | 2019-01-10 | 2019-05-21 | 昆山鑫达林精密模具有限公司 | Reflectal automotive wheels punching flaring die |
| CN210996172U (en) * | 2019-11-07 | 2020-07-14 | 福建省金烨铜管配件有限公司 | Can realize punching press plastic system of pipe fitting automatic demoulding |
| CN111283102A (en) * | 2020-03-04 | 2020-06-16 | 绍兴文理学院 | Metal piece flaring equipment |
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Application publication date: 20210528 |
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| WW01 | Invention patent application withdrawn after publication |