CN211161444U - Punching die for punching buckle piece groove marking hole of stator punching sheet - Google Patents
Punching die for punching buckle piece groove marking hole of stator punching sheet Download PDFInfo
- Publication number
- CN211161444U CN211161444U CN201922011722.8U CN201922011722U CN211161444U CN 211161444 U CN211161444 U CN 211161444U CN 201922011722 U CN201922011722 U CN 201922011722U CN 211161444 U CN211161444 U CN 211161444U
- Authority
- CN
- China
- Prior art keywords
- marking hole
- groove
- punch
- push plate
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Punching Or Piercing (AREA)
Abstract
The utility model relates to a when big-and-middle-sized motor stator punched the cramp groove towards the piece, the mold processing technical field who punches mark hole groove, concretely relates to stator towards piece punching cramp groove mark hole die. The stamping die further comprises a marking hole punch limiting assembly, and the marking hole punch limiting assembly comprises a push plate, a thrust spring, a small cylindrical pin and a fixing block; the upper surface of the upper backing plate is provided with a sliding chute, the sliding chute is embedded in the push plate, the lower part of the outer side of the push plate is detachably provided with a fixed block, the fixed block is connected with the small cylindrical pin, one end of a thrust spring is connected to the upper backing plate and/or the punch fixing plate, and the other end of the thrust spring is sleeved on the outer side of the small cylindrical pin; the push plate is arranged on the upper part of the marking hole punch, and the surface of the push plate, which is in contact with the marking hole punch, is provided with a groove of the push plate for the floating of the marking hole punch. The motor stator punching sheet punching die is used for punching a marking hole die while singly punching an outer circular buckle sheet groove, so that the finishing process of the stator punching sheet is clear at a glance, and the efficiency is improved.
Description
Technical Field
The utility model relates to a when big-and-middle-sized motor stator punched the cramp groove towards the piece, the mold processing technical field who punches mark hole groove, concretely relates to stator towards piece punching cramp groove mark hole die.
Background
The stator and rotor iron core is a core component of the motor, the large and medium-sized motors are indispensable power sources for industrial production, most of the excircle of the stator stamped sheet processed by the prior method is processed by full-circle punching, the manufacturing cost of the die is high, the period is long, the numerical control high-speed single-punching machine is produced by the development of the current scientific technology, and most of the excircle of the large-diameter stator stamped sheet adopts a single-punching process. The forming of the stator core is realized by pressing the cramp into the cramp groove (weld seam groove) on the excircle of the stator punching sheet for lamination forming, the cramp groove is processed by adopting a single stamping process, generally hundreds of stator punching sheets are needed for one motor stator core, the first groove cannot be distinguished by naked eyes for the punching sheet manufactured by the processing method at present, if the lamination is not finished according to a certain rule, the quality of the laminated iron core can not meet the requirement certainly, in order to ensure the quality of the iron core, a mark is marked on the punching sheet by a color pen manually, the mark marked by the color pen is used for sheet management, the method is troublesome and unsafe, the stator punching sheet is not clearly seen at times, the efficiency of stator punching sheet finishing is not high, the crossing is easy to generate, and the process has certain quality hidden trouble.
Disclosure of Invention
In view of the defects of the prior art, the utility model aims at providing a stator is towards piece towards cramp groove mark hole die, it is towards the mark hole mould when motor stator is towards piece list towards excircle cramp groove, and is surveyability like this in stator towards piece arrangement process, both raises the efficiency, makes the quality secure again.
In order to achieve the purpose, the technical scheme provided by the utility model is a stator punching sheet groove marking hole punching die, which comprises a die frame, an upper backing plate, a punch fixing plate, a stripper spring, a lower die, a buckle sheet groove punch and a marking hole punch; the stamping die comprises a stamping die, a marking hole stamping head, a stamping die fixing plate, a stamping die and a stamping die, wherein the marking hole stamping head is connected with the stamping head fixing plate in a sliding mode, the stamping die further comprises a marking hole stamping head limiting assembly, and the marking hole stamping head limiting assembly comprises a push plate, a thrust spring, a small cylindrical pin and a fixing block; the upper surface of the upper backing plate is provided with a sliding groove, the sliding groove is embedded in the push plate, the lower part of the outer side of the push plate is detachably provided with a fixed block, the fixed block is connected with the small cylindrical pin, one end of the thrust spring is connected to the upper backing plate and/or the punch fixing plate, and the other end of the thrust spring is sleeved on the outer side of the small cylindrical pin; the push plate is arranged on the upper portion of the marking hole punch, and a mark hole punch floating push plate groove is formed in the surface, in contact with the marking hole punch, of the push plate.
Based on the technical scheme, the utility model discloses set up the spacing subassembly of mark hole drift, make the mark hole drift can be in gliding unsteady state from top to bottom, also can be in non-unsteady state. The punching head of the cramp groove is fixed in the punching head fixing plate, but the punching head of the marking hole of the die passes through the punching head fixing plate and is fixed in the upper padding plate, the punching head of the marking hole passes through the punching head fixing plate and can slide up and down in the punching head fixing plate, the punching head of the marking hole is in a floating state when the punching die punches the cramp groove normally, does not participate in work, and is switched into a non-floating state to participate in work only when the punching die gives an instruction to the punching die, so that the punching of the marking hole of one.
Furthermore, the marking hole punch limiting assembly further comprises a positioning nail, and the positioning nail is detachably connected to one end of the inner side of the push plate.
Based on above-mentioned technical scheme, can utilize the location nail to prevent that the push pedal from retreating the distance too big, retreat to extreme position location nail and backing plate side just in time contact.
Furthermore, the sliding groove is a long strip-shaped groove, and the push plate is of a rectangular structure matched with the long strip-shaped groove.
Further, the depth of the groove of the push plate is 1.5mm, and the tolerance is within 0.02 mm.
Based on above-mentioned technical scheme, the push pedal recess sets up and difficultly when pushing the push pedal too deeply, sets up too shallow mark hole drift apart from the height of punching the piece inadequately, leaves the vestige on the piece easily. The depth of the groove of the plate is set to be 1.5mm as the optimum depth.
Further, two 45-degree angle slopes are arranged in the front and the back of the push plate groove.
Based on above-mentioned technical scheme, set up two 45 degrees angle slopes around the push pedal recess, make things convenient for the mark hole drift business turn over push pedal recess.
Further, the axes of the cleat pocket punch and the marking hole punch are not in the same longitudinal plane.
Based on the technical scheme, the angles between the buckle piece grooves formed by the structure and the mark holes are not equal in number, so that the mark holes machined by the device are clear at a glance, and the offset angles of the mark holes are determined according to the number of the buckle piece grooves.
Further, the sum of the distance from the axis of the marking hole punch to the positioning pin and the distance from the axis of the marking hole punch to the thrust spring is equal to the length of the lower die.
Further, an upper backing plate is installed on the upper portion of the die frame, a punch fixing plate is fixed on the lower portion of the upper backing plate, a marked hole punch is fixed on the punch fixing plate, the stripper plate is connected to the die frame through a stripper spring, a stripper screw is arranged inside the stripper spring, one end of the stripper screw is in threaded connection with the stripper plate, the other end of the stripper screw is limited in a guide hole in the upper portion of the die frame, and a lower die is installed on the lower portion of the die frame.
On the other hand, the use method of the stator punching sheet stamping sheet groove marking hole stamping die is characterized in that under the action of a positioning nail and a thrust spring in the normal stamping process, the position of a push plate groove is always positioned on the top of a marking hole stamping head, so that the marking hole stamping head is always in a floating state; when a punching sheet is newly put in, an operator pushes the push plate forwards, the mark hole punch head is separated from the groove position of the push plate and is in planar contact with the push plate, the mark hole punch head moves downwards and is in contact with the concave die simultaneously with the buckle sheet groove punch head, a mark hole appears simultaneously when the punching sheet is punched, the push plate is loosened, the push plate is pushed back under the action of a thrust spring, the positioning nail limits the rear end of the push plate, the positioning nail is in direct contact with the side surface of the upper base plate, the groove position of the push plate is returned to the top of the mark hole punch head, and the mark hole punch head is.
Further, the distance of downward movement of the marking hole punch is 1.5 mm.
The utility model has the advantages that: utilize the utility model discloses can guarantee that a slice stator towards the piece and only dash the mark hole once, convenient and practical, low in manufacturing cost is very easy, processing.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a top view of the mold structure;
FIG. 4 is a schematic diagram of a punch push plate structure of a marking hole;
FIG. 5 is a top plan view of a marked hole punch push plate;
in the figure: 1. the die carrier, 2, the cylindrical pin, 3, the stripping spring, 4, the stripping screw, 5, the upper backing plate, 6, the marking hole punch 7, the punch fixing plate, 8, the cramp groove punch, 9, the stripping plate, 10, the screw, 11, the lower die, 12, the lower die screw, 13, the positioning nail, 14, the push plate, 15, the thrust spring, 16, the small cylindrical pin, 17, the fixing block, 18, the small screw, 19 and the push plate groove.
Detailed Description
The structure of the present invention will be further explained with reference to the drawings.
A punching die for punching a marking hole of a cramp groove on a stator punching sheet comprises a die frame 1, an upper backing plate 5, a punching head fixing plate 7, a stripper plate 9, a stripper spring 3, a lower die 11, a cramp groove punching head 8 and a marking hole punching head 6; the stamping die comprises a stamping die, a marking hole stamping head 6, a stamping head fixing plate 7, a stamping die and a stamping die, wherein the marking hole stamping head 6 is connected with the stamping head fixing plate 7 in a sliding mode, the stamping die further comprises a marking hole stamping head limiting assembly, and the marking hole stamping head limiting assembly comprises a push plate 14, a thrust spring 15, a small round pin 16 and a fixing block 17; the upper surface of the upper backing plate 5 is provided with a sliding groove, the sliding groove is embedded in the push plate 14, the lower part of the outer side of the push plate 14 is detachably provided with a fixed block 17, the fixed block 17 is connected with a small cylindrical pin 16, one end of the thrust spring 15 is connected with the upper backing plate 5 and/or the punch fixing plate 7, and the other end of the thrust spring is sleeved on the outer side of the small cylindrical pin 16; the push plate 14 is provided on the upper portion of the marking hole punch 6, and a push plate groove 19 for floating the marking hole punch is provided on the surface of the push plate 14 in contact with the marking hole punch 6.
Furthermore, the marking hole punch limiting assembly further comprises a positioning nail 13, and the positioning nail 13 is detachably connected to one end of the inner side of the push plate 14.
Furthermore, the sliding groove is a long strip-shaped groove, and the push plate is of a rectangular structure matched with the long strip-shaped groove.
Further, the depth of the push plate groove 19 is 1.5mm, and the tolerance is within 0.02 mm.
Further, two 45-degree angle slopes are arranged in the front and back of the push plate groove 19.
Further, the axes of the tab slot punch 8 and the flag hole punch 6 are not in the same longitudinal plane.
Further, the sum of the distance from the axis of the marking hole punch 6 to the positioning nail 13 and the distance from the axis of the marking hole punch to the thrust spring is equal to the length of the lower die.
Further, an upper padding plate 5 is installed on the upper portion of the die set 1, a punch fixing plate 7 is fixed on the lower portion of the upper padding plate 5, a marking hole punch 6 is fixed on the punch fixing plate 7, a stripping plate 9 is connected to the die set 1 through a stripping spring 3, a stripping screw 4 is arranged inside the stripping spring 3, one end of the stripping screw 4 is in threaded connection with the stripping plate 9, the other end of the stripping screw is limited in a guide hole in the upper portion of the die set 1, and a lower die 11 is installed on the lower portion of the die set 1.
On the other hand, the use method of the stator punching sheet buckling piece groove marking hole punching die is characterized in that under the action of the positioning nail 13 and the thrust spring 15 in the normal punching process, the position of the push plate groove 19 is always positioned on the top of the marking hole punch 6, so that the marking hole punch 6 is always in a floating state; when a punching sheet is newly put in, an operator pushes the push plate 14 forwards, the marking hole punch head is separated from the groove position of the push plate and is in plane contact with the push plate 14, the marking hole punch head 6 moves downwards and is in contact with the buckle sheet groove punch head 8 simultaneously, a marking hole appears at the same time when the punching sheet is punched, the push plate 14 is loosened, the push plate 14 is pushed back under the action of the thrust spring 15, the positioning nail 13 limits the rear end of the push plate 14, the positioning nail 13 is just in contact with the side surface of the upper backing plate 5, the groove 19 position of the push plate returns to the top of the marking hole punch head 6, and the marking hole punch head 6 is in.
Further, the marking hole punch 6 is moved downward by a distance of 1.5 mm.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A punching die for punching a marking hole of a buckle piece groove on a stator punching sheet comprises a die frame, an upper backing plate, a punch fixing plate, a stripper spring, a lower die, a buckle piece groove punch and a marking hole punch; the method is characterized in that: the stamping die further comprises a marking hole punch limiting assembly, and the marking hole punch limiting assembly comprises a push plate, a thrust spring, a small cylindrical pin and a fixing block; the upper surface of the upper backing plate is provided with a sliding groove, the sliding groove is embedded in the push plate, the lower part of the outer side of the push plate is detachably provided with a fixed block, the fixed block is connected with the small cylindrical pin, one end of the thrust spring is connected to the upper backing plate and/or the punch fixing plate, and the other end of the thrust spring is sleeved on the outer side of the small cylindrical pin; the push plate is arranged on the upper portion of the marking hole punch, and a mark hole punch floating push plate groove is formed in the surface, in contact with the marking hole punch, of the push plate.
2. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: the marking hole punch limiting assembly further comprises a positioning nail, and the positioning nail is detachably connected to one end of the inner side of the push plate.
3. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: the spout is rectangular shape recess, the push pedal is the rectangle structure with rectangular shape recess complex.
4. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: the depth of the groove of the push plate is 1.5mm, and the tolerance is within 0.02 mm.
5. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: two 45-degree angle slopes are arranged in the front and the back of the push plate groove.
6. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: the axes of the cleat pocket punch and the marking hole punch are not in the same longitudinal plane.
7. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 2, characterized in that: the sum of the distance from the axis of the marking hole punch to the positioning pin and the distance from the axis of the marking hole punch to the thrust spring is equal to the length of the lower die.
8. The stator punching sheet stamping die for the groove marking hole of the buckling piece according to claim 1, characterized in that: the upper portion of the die frame is provided with an upper padding plate, the lower portion of the upper padding plate is fixedly provided with a punch fixing plate, a marked hole punch is fixedly arranged on the punch fixing plate, the stripper plate is connected to the die frame through a stripper spring, a stripper screw is arranged inside the stripper spring, one end of the stripper screw is in threaded connection with the stripper plate, the other end of the stripper screw is limited in a guide hole in the upper portion of the die frame, and the lower portion of the die frame is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011722.8U CN211161444U (en) | 2019-11-20 | 2019-11-20 | Punching die for punching buckle piece groove marking hole of stator punching sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011722.8U CN211161444U (en) | 2019-11-20 | 2019-11-20 | Punching die for punching buckle piece groove marking hole of stator punching sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211161444U true CN211161444U (en) | 2020-08-04 |
Family
ID=71819314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922011722.8U Active CN211161444U (en) | 2019-11-20 | 2019-11-20 | Punching die for punching buckle piece groove marking hole of stator punching sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211161444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114744836A (en) * | 2022-06-09 | 2022-07-12 | 苏州赛鼎机电有限公司 | Multi-model steel sheet combined laminated motor iron core, manufacturing method and continuous stamping die |
-
2019
- 2019-11-20 CN CN201922011722.8U patent/CN211161444U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114744836A (en) * | 2022-06-09 | 2022-07-12 | 苏州赛鼎机电有限公司 | Multi-model steel sheet combined laminated motor iron core, manufacturing method and continuous stamping die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210817008U (en) | Reverse formula cut-out press | |
| CN211161444U (en) | Punching die for punching buckle piece groove marking hole of stator punching sheet | |
| CN203764780U (en) | Outer chain plate die | |
| CN105458081A (en) | Stamping forming tool for semi-groove shells shaped like Chinese character 'ji' of irradiation inspection tubes | |
| CN204892712U (en) | Stamping die | |
| CN110722052A (en) | Stator punching sheet buckling sheet groove marking hole punching die and use method thereof | |
| CN201733521U (en) | Bump mold with substitute block | |
| CN204486589U (en) | Efficient CNC button processing mold | |
| CN202803949U (en) | Machining mold aiming at connector terminal | |
| CN107214243B (en) | U-shaped piece combined die and U-shaped piece machining process | |
| CN206702024U (en) | A kind of high-precision stator punching | |
| CN211304393U (en) | Punching die for metal key whole frame punching finished product | |
| CN104511528A (en) | Automatic stamping die | |
| CN210160183U (en) | Push-pull type lettering die | |
| CN202803947U (en) | Machining mold aiming at contact type elastic piece | |
| CN207188580U (en) | A kind of punching mechanism | |
| CN207787468U (en) | Make the mold of mold insert in guiding rib bottom | |
| CN205085308U (en) | Blanking process anti -sticking material mechanism | |
| CN206392673U (en) | A kind of accurate assembling die of hemisection | |
| CN217570400U (en) | Stamping die of atomizing piece | |
| CN218656354U (en) | High-precision punching forming processing device | |
| CN205165566U (en) | Button part of button mold and production of this mould | |
| CN211915174U (en) | Beautify antenna iron plate machine-shaping device | |
| CN211679584U (en) | Display dorsal scale stamping die with multiple guiding mechanism | |
| CN212442868U (en) | Plate stamping die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |