CN210210694U - Composite sharp-edge die cutting device for fluoroplastic sealing retainer ring - Google Patents
Composite sharp-edge die cutting device for fluoroplastic sealing retainer ring Download PDFInfo
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- CN210210694U CN210210694U CN201920839155.2U CN201920839155U CN210210694U CN 210210694 U CN210210694 U CN 210210694U CN 201920839155 U CN201920839155 U CN 201920839155U CN 210210694 U CN210210694 U CN 210210694U
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Abstract
The utility model relates to a compound sharp sword die cutting device for fluoroplastics sealing ring, including steel die carrier, setting at the cushion of steel die carrier lower extreme, set up the cushion pretension cover around the cushion, still include: the die device, the positioning device and the die assembly are specifically used in the following steps; s1: matching the molds; s2: assembling; s3: assembling; s4: mounting; the utility model adopts a ball guide column type steel mould frame, the female mould and the male mould both adopt a composite sharp cutting edge, both adopt a prepressing type cushion to realize a gapless incision, and simultaneously adopt a floating type mould pressing device to avoid gravity pressing into fluoroplastic plates to deform the fluoroplastic plates so as to influence the punching precision; through using the utility model provides a fluoroplastics sealing washer turning manufacture's unfavorable problem, realized fluoroplastics sealing washer machining precision requirement, its manufacturing efficiency, size accuracy control have obtained very big improvement, have realized the assembly tapering of packing into simultaneously, have satisfied the assembly requirement.
Description
Technical Field
The utility model relates to a fluoroplastics production and processing technology field specifically is a compound sharp sword die cutting device for fluoroplastics sealing washer.
Background
The fluoroplastic has the characteristics of good high and low temperature resistance and self-lubricating property, and can be widely applied to a sealing retainer ring in a hydraulic fluid structure. In order to achieve the purposes of obtaining high pressure and rapid movement of hydraulic fluid, a rubber sealing ring participating in sealing in a hydraulic system must be protected, the rubber sealing ring is prevented from being damaged and failed due to the fact that the rubber sealing ring is extruded into a fit clearance between a piston and a piston cylinder by the fluid pressure, and the fluoroplastic sealing ring plays a special protection role.
Fluoroplastic forming mainly only can adopt a processing method combining cold pressing and sintering similar to powder metallurgy to prepare products with simple shapes such as plates, rods, sleeves, film blanks and gaskets, fluoroplastic sealing rings are prepared by plate shearing and blanking lathes, and the fluoroplastic sealing rings are originally prepared by lathing, so that the following defects that the utilization rate of raw materials can only be about 20 percent, and 80 percent of the raw materials are lathed into scraps are caused; secondly, the turning efficiency is low; thirdly, the turning size is difficult to control, the size is difficult to measure, and the rejection rate is high; fourthly, the technical problems of assembly and installation taper and difficult assembly are caused by the difficulty of the excircle turning.
Disclosure of Invention
In order to solve the problem, the utility model provides a compound sharp sword die cutting device for fluoroplastics sealing ring.
A compound sharp sword die cutting device for fluoroplastics sealing ring, including steel die carrier, set up at the cushion of steel die carrier lower extreme, set up the cushion pretension cover around the cushion, still include:
the mould device is arranged on the soft pad and used for clamping the fluoroplastic;
the positioning device is arranged on the die device and used for positioning the fluoroplastic;
and the die pressing device is arranged on the steel die frame and matched with the die device, and is used for realizing die cutting of the die device.
The die device comprises a female die device and a male die device, wherein the female die device is arranged on the edge protecting tray arranged on the cushion, and the male die device is matched with the female die device.
The female die device comprises a female die arranged on the edge protecting tray and a female die base plate arranged on the female die.
The male die device comprises a male die fixing plate arranged on the female die base plate and a male die which is arranged on the edge protecting tray and matched with the male die fixing plate.
The positioning device comprises an unloading sleeve arranged between the female die and the male die, a knockout pin arranged on the unloading sleeve, a first inner hexagonal socket head cap screw arranged between the soft pad and the soft pad pre-tightening sleeve, a second inner hexagonal socket head cap screw arranged on the steel die carrier and penetrating through the male die fixing plate and the female die backing plate, and a third inner hexagonal socket head cap screw arranged between the male die fixing plate and the male die.
The die assembly comprises a die handle arranged on the upper surface of the upper end of the steel die frame, a material beating disc arranged on the lower surface of the upper end of the steel die frame, a pull rod screw penetrating through the die handle, the material beating disc and the upper end part of the steel die frame, and a pressure spring block arranged at the upper end of the pull rod screw.
The pull rod screw is internally provided with a cylindrical helical compression spring, and the die handle is provided with a fourth hexagon socket head cap screw which is used for fixing and matched with the upper end part of the steel die frame.
The use method of the composite sharp-edge die cutting device for the fluoroplastic sealing retainer ring comprises the following specific steps:
s1: matching the molds: fastening the male die with the male die fixing plate, and positioning by a standard positioning pin to ensure that the male die is matched with the male die fixing plate;
s2: assembling: a: matching the discharging sleeve with the male die and keeping a matching gap of 0.03 mm;
b: assembling a female die base plate and a female die on the discharging sleeve and keeping a fit clearance of 0.03 mm;
c: matching the knockout pin with the punch retainer plate and keeping a movable gap of 0.1 mm;
d: the pull rod screw is matched and fastened with the knockout plate;
s3: assembling: matching the die handle with a steel die frame, and matching a pull rod screw through the die handle and keeping a movable gap of 0.2 mm;
s4: installation: the parts are arranged on a punching machine and are adjusted to be matched with the cushion, the cutting depth is controlled to be about 0.1mm, fluoroplastic is placed for punching, and the surface of a punched fluoroplastic sealing ring and punching burrs are checked to be not more than 0.05 mm.
The utility model has the advantages that: the utility model adopts a ball guide column type steel mould frame, the female mould and the male mould both adopt a composite sharp cutting edge, both adopt a prepressing type cushion to realize a gapless incision, and simultaneously adopt a floating type mould pressing device to avoid gravity pressing into fluoroplastic plates to deform the fluoroplastic plates so as to influence the punching precision; through using the utility model provides a fluoroplastics sealing washer turning manufacture's unfavorable problem, realized fluoroplastics sealing washer machining precision requirement, its convenient operation, raw and other materials utilization ratio, manufacturing efficiency, size accuracy control have obtained very big improvement, have realized the assembly tapering of packing into simultaneously, have satisfied the assembly requirement.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic view of the structure of the pressure spring block of the present invention;
FIG. 3 is a schematic view of the structure of the pull rod screw of the present invention;
FIG. 4 is a schematic view of the die shank structure of the present invention;
FIG. 5 is a schematic view of the structure of the knockout plate of the present invention;
FIG. 6 is a schematic view of the knockout pin structure of the present invention;
FIG. 7 is a schematic structural view of the male mold of the present invention;
fig. 8 is a schematic structural view of the discharging sleeve of the present invention;
fig. 9 is a schematic view of the structure of the concave mold of the present invention;
FIG. 10 is a schematic structural view of a male mold fixing plate of the present invention;
FIG. 11 is a schematic diagram of a die pad structure according to the present invention;
fig. 12 is a schematic structural view of the edge protection port tray of the present invention;
FIG. 13 is a schematic view of the structure of the cushion pre-tightening sleeve of the present invention;
fig. 14 is a schematic view of the cushion structure of the present invention.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, and the utility model is further explained below.
As shown in fig. 1 to 14, the compound sharp-edge die cutting device for fluoroplastic sealing rings comprises a steel die frame 14, a soft pad 13 arranged at the lower end of the steel die frame 14, and a soft pad pre-tightening sleeve 12 arranged around the soft pad 13, and further comprises:
the die device is arranged on the cushion 13 and used for clamping the fluoroplastic;
the positioning device is arranged on the die device and used for positioning the fluoroplastic;
and the die pressing device is arranged on the steel die frame 14 and matched with the die device for realizing die cutting of the die device.
The utility model adopts a ball guide column type steel mould frame 14, a female mould 8 and a male mould 6 which all adopt composite sharp cutting edges, a prepressing type soft cushion 13 is adopted to realize gapless incision, and a floating type mould pressing device is adopted to avoid gravity pressing into fluoroplastic plates to deform the fluoroplastic plates so as to influence the punching precision; through using the utility model provides a fluoroplastics sealing washer turning manufacture's unfavorable problem, realized fluoroplastics sealing washer machining precision requirement, its convenient operation, raw and other materials utilization ratio, manufacturing efficiency, size accuracy control have obtained very big improvement, have realized the assembly tapering of packing into simultaneously, have satisfied the assembly requirement.
The die device comprises a cutting edge protecting tray 11 arranged on the soft cushion 13, a female die device arranged on the cutting edge protecting tray 11, and a male die device matched with the female die device.
The female die device comprises a female die 8 arranged on the blade protecting port tray 11 and a female die base plate 10 arranged on the female die 8.
Four threaded holes 602 are uniformly distributed in the male die 6, and four step holes 903 are uniformly distributed in the male die fixing plate 9.
The male die 6 is provided with a male die hole 601, and the male die fixing plate 9 is provided with a second step hole 904.
The discharging sleeve 7 is provided with a discharging hole 701, and the male die 6 is provided with a male die excircle 603 matched with the discharging hole 701.
The discharging sleeve 7 is also provided with a discharging excircle 702.
The pull rod screw 2 is provided with a pull rod thread 202, and the material beating disc 4 is provided with a material beating internal thread 401.
The die shank 3 is provided with a pull rod inner hole 302.
The male die device comprises a male die fixing plate 9 arranged on a female die base plate 10 and a male die 6 which is arranged on a blade protecting tray 11 and matched with the male die fixing plate 9.
The positioning device comprises a discharging sleeve 7 arranged between a female die 8 and a male die 6, a knockout pin 5 arranged on the discharging sleeve 7, a first hexagon socket head cap screw 15 arranged between a soft pad 13 and a soft pad pre-tightening sleeve 12, a second hexagon socket head cap screw 16 arranged on a steel die carrier 14 and penetrating through a male die fixing plate 9 and a female die cushion plate 10, and a third hexagon socket head cap screw 17 arranged between the male die fixing plate 9 and the male die 6.
The die assembly comprises a die handle 3 arranged on the upper surface of the upper end of the steel die frame 14, a material beating disc 4 arranged on the lower surface of the upper end of the steel die frame 14, a pull rod screw 2 penetrating through the die handle 3, the material beating disc 4 and the upper end of the steel die frame 14, and a pressure spring block 1 arranged at the upper end of the pull rod screw 2.
A cylindrical helical compression spring 19 is arranged in the pull rod screw 2, and a hexagon socket head cap screw four 18 which is used for fixing and matched with the upper end part of the steel mould frame 14 is arranged on the mould handle 3.
The use method of the composite sharp-edge die cutting device for the fluoroplastic sealing retainer ring comprises the following specific steps:
s1: matching the molds: fastening the male die 6 and the male die fixing plate 9 through four threaded holes 602 uniformly distributed on the male die 6 and four step holes 903 uniformly distributed on the male die fixing plate 9 by using standard fastening inner hexagonal screws, and positioning and determining the male die 6 and the step holes 601 and 904 of the male die fixing plate 9 by using standard positioning pins;
s2: assembling: a: the discharge hole 701 of the discharge sleeve 7 is matched on the punch excircle 603 of the punch 6 to keep a matching gap of 0.03 mm;
b: assembling a female die base plate 10 and a female die 8 on a discharging excircle 702 of a discharging sleeve 7 to keep a fit clearance of 0.03 mm;
c: matching the knockout pin 5 with the punch retainer plate 9 and keeping a movable gap of 0.1 mm;
d: the pull rod thread 202 of the pull rod screw 2 is matched and fastened with the knockout internal thread 401 of the knockout disc 4;
s3: assembling: matching the die handle 3 with a steel die frame 14, and matching a pull rod screw 2 through a pull rod inner hole 302 of the die handle 3 and keeping a movable gap of 0.2 mm;
s4: installation: the components are arranged on a punching machine and adjusted to be matched with the soft cushion 13, the cutting depth is controlled to be about 0.1mm, fluoroplastic is placed for punching, and the surface of a punched fluoroplastic sealing ring and punching burrs are checked to be not more than 0.05 mm.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are intended to fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A compound sharp sword die cutting device for fluoroplastics sealing ring, including steel die carrier (14), set up cushion (13) at steel die carrier (14) lower extreme, set up cushion pretension cover (12) around cushion (13), its characterized in that: further comprising:
the die device is arranged on the cushion (13) and used for clamping the fluoroplastic;
the positioning device is arranged on the die device and used for positioning the fluoroplastic;
and the die pressing device is arranged on the steel die frame (14), is matched with the die device and is used for realizing die cutting of the die device.
2. A composite sharp-edge die cutting device for fluoroplastic sealing rings according to claim 1, wherein: the die device comprises a blade protecting tray (11) arranged on the soft pad (13), a female die device arranged on the blade protecting tray (11), and a male die device matched with the female die device.
3. A composite sharp-edge die cutting device for fluoroplastic sealing rings according to claim 2, wherein: the female die device comprises a female die (8) arranged on the edge protecting tray (11) and a female die base plate (10) arranged on the female die (8).
4. A composite sharp-edge die cutting device for fluoroplastic sealing rings according to claim 3, wherein: the male die device comprises a male die fixing plate (9) arranged on a female die base plate (10) and a male die (6) which is arranged on a blade protecting port tray (11) and matched with the male die fixing plate (9).
5. A compound sharp-edge die cutting device for fluoroplastic sealing rings according to claim 4, wherein: the positioning device comprises an unloading sleeve (7) arranged between a female die (8) and a male die (6), a knockout pin (5) arranged on the unloading sleeve (7), a first inner hexagonal socket head cap screw (15) arranged between a cushion (13) and a cushion pre-tightening sleeve (12), a second inner hexagonal socket head cap screw (16) arranged on a steel die carrier (14) and penetrating through a male die fixing plate (9) and a female die backing plate (10), and a third inner hexagonal socket head cap screw (17) arranged between the male die fixing plate (9) and the male die (6).
6. A composite sharp-edge die cutting device for fluoroplastic sealing rings according to claim 1, wherein: the die assembly comprises a die handle (3) arranged on the upper surface of the upper end of the steel die frame (14), a material beating disc (4) arranged on the lower surface of the upper end of the steel die frame (14), a pull rod screw (2) penetrating through the die handle (3), the material beating disc (4) and the upper end of the steel die frame (14), and a pressure spring block (1) arranged on the upper end of the pull rod screw (2).
7. A compound sharp-edge die cutting device for fluoroplastic sealing rings according to claim 6, wherein: a cylindrical helical compression spring (19) is arranged in the pull rod screw (2), and a fourth hexagon socket head cap screw (18) which is used for fixing and matched with the upper end part of the steel die frame (14) is arranged on the die handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839155.2U CN210210694U (en) | 2019-06-05 | 2019-06-05 | Composite sharp-edge die cutting device for fluoroplastic sealing retainer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839155.2U CN210210694U (en) | 2019-06-05 | 2019-06-05 | Composite sharp-edge die cutting device for fluoroplastic sealing retainer ring |
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| CN210210694U true CN210210694U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920839155.2U Active CN210210694U (en) | 2019-06-05 | 2019-06-05 | Composite sharp-edge die cutting device for fluoroplastic sealing retainer ring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193864A (en) * | 2019-06-05 | 2019-09-03 | 安徽天航机电有限公司 | Compound sharp sword for fluoroplastics Sealing shield ring cuts mold device and its application method |
| CN116021581A (en) * | 2023-03-27 | 2023-04-28 | 昆山敏欣电子有限公司 | Method for processing PCB by knife edge mold, matched mold and knife edge processing technology |
-
2019
- 2019-06-05 CN CN201920839155.2U patent/CN210210694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193864A (en) * | 2019-06-05 | 2019-09-03 | 安徽天航机电有限公司 | Compound sharp sword for fluoroplastics Sealing shield ring cuts mold device and its application method |
| CN116021581A (en) * | 2023-03-27 | 2023-04-28 | 昆山敏欣电子有限公司 | Method for processing PCB by knife edge mold, matched mold and knife edge processing technology |
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