CN112847245A - Device for rapidly pulling out mold pin - Google Patents
Device for rapidly pulling out mold pin Download PDFInfo
- Publication number
- CN112847245A CN112847245A CN202011627360.6A CN202011627360A CN112847245A CN 112847245 A CN112847245 A CN 112847245A CN 202011627360 A CN202011627360 A CN 202011627360A CN 112847245 A CN112847245 A CN 112847245A
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- CN
- China
- Prior art keywords
- handle
- pin
- threaded connection
- bolt
- pulling rod
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- 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.)
- Pending
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- XBWAZCLHZCFCGK-UHFFFAOYSA-N 7-chloro-1-methyl-5-phenyl-3,4-dihydro-2h-1,4-benzodiazepin-1-ium;chloride Chemical compound [Cl-].C12=CC(Cl)=CC=C2[NH+](C)CCN=C1C1=CC=CC=C1 XBWAZCLHZCFCGK-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a quick pulling device for a mold pin, which is characterized by comprising a pin pulling rod, a handle, a connection limiting piece, a threaded connection assembly and a bolt, wherein the handle is sleeved outside the pin pulling rod, the connection limiting piece is arranged at the left end of the pin pulling rod, the threaded connection assembly is arranged at the left end of the connection limiting piece, the bolt is arranged inside the threaded connection assembly, and the front end of the bolt is positioned outside the threaded connection assembly. The invention has simple integral structure and quick assembly, can quickly pull out the dowel pins of different types on the die and improves the overhauling and maintaining efficiency of the die.
Description
Technical Field
The invention relates to the field of mold pin pulling devices, and particularly belongs to a mold pin rapid pulling device.
Background
The mold pin is an important component of the mold, and can fix the accurate position of each template, so that the upper mold and the lower mold can be accurately positioned at the corresponding positions when being closed. The die also needs to be overhauled and maintained after being used for a period of time, and the overhauling and maintenance needs to firstly remove the die dowel pin on the die. At present, there is not dedicated mould to close round pin extraction element, when overhauing and maintaining the mould, it mainly demolishs the round pin through the mode of strikeing to demolish to close the round pin to demolish the round pin in some moulds, close the round pin on conventional punching die and the modulus of continuity, in the mould such as complex film lower mould closes the round pin, close the round pin and can't directly strike out, will demolish the round pin, need demolish earlier and take off the flitch screw, just can demolish the round pin through the mode of strikeing after taking out the flitch, it demolishs inefficiency to close the round pin to demolish the round pin to knock off. Therefore, the invention provides a device for quickly pulling out a mold pin.
Disclosure of Invention
The invention provides a device for rapidly pulling out a mold pin, which can solve the problems in the background technology through the overall research and development design of a pin pulling rod, a handle, a connection limiting part, a threaded connection component and a bolt. The invention has simple integral structure and quick assembly, can quickly pull out the dowel pins of different types on the die and improves the overhauling and maintaining efficiency of the die.
The technical scheme adopted by the invention is as follows:
a quick pulling device for a mold pin combination is characterized by comprising a pin pulling rod, a handle, a connection limiting part, a threaded connection component and a bolt, wherein the handle is sleeved outside the pin pulling rod, the connection limiting part is installed at the left end of the pin pulling rod, the threaded connection component is installed at the left end of the connection limiting part, the bolt is installed inside the threaded connection component, the front end of the bolt is located outside the threaded connection component, the right end of the pin pulling rod is provided with an annular stress bulge, the left end of the pin pulling rod is provided with an external thread screwing area, a handle operation area is arranged between the external thread screwing area and the annular stress bulge, the handle is annular in whole, the handle is sleeved outside the pin pulling rod handle operation area, the right side of the connection limiting part is provided with an internal thread blind hole, the left side of the connection limiting part is provided with a cylindrical bulge, the outer side of the cylindrical bulge is provided with a thread, the connection limiting, threaded connection subassembly right side has the internal thread blind hole, and there is the spacing indent of hexagon in the internal thread blind hole middle zone, and the spacing indent middle zone of hexagon has the through-hole, the bolt end is located the spacing indent inboard of threaded connection subassembly hexagon, and the bolt front end passes the through-hole and is located the threaded connection subassembly outside, threaded connection subassembly is connecting the protruding outside of locating part left side cylindricality through the internal thread blind hole spiral shell dress in right side.
Preferably, the inner diameter of the handle is larger than the outer diameter of the handle operation area of the pin pulling rod, the inner diameter of the handle is smaller than the outer diameter of the annular stress bulge at the right end of the pin pulling rod and is connected with the outer diameter of the limiting part, and the middle area of the outer side surface of the handle is inwards sunken.
Preferably, the bolt is matched with the mold dowel, the hexagonal limiting inner recesses in the threaded connection assembly are matched with the tail ends of the bolt, the threaded connection assembly is composed of threaded connection pieces, and the sizes of the hexagonal limiting inner recesses in the threaded connection pieces are different from each other.
Compared with the prior art, the invention has the following beneficial effects:
through the overall research and development design of the pin pulling rod, the handle, the connection limiting part, the threaded connection assembly and the bolt, the quick pin pulling device for the mold is manufactured. The problem of do not have dedicated mould to close round pin extraction element at present, when overhauing and maintaining the mould, it mainly demolishs the round pin through the mode of strikeing to demolish to close the round pin to demolish the round pin in some moulds, close the round pin like mould and the continuous mode upper die that punches a hole conventionally and close the round pin, in the mould such as complex film lower mould closes the round pin, close the round pin and can't directly strike out, will demolish the round pin, need demolish earlier the stripper plate screw, just can demolish the round pin through the mode of strikeing after taking out the stripper plate, the mode of strikeing is demolishd and is closed.
The invention has simple integral structure and quick assembly, can quickly pull out the dowel pins of different types on the die and improves the overhauling and maintaining efficiency of the die.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the overall assembly of the present invention;
FIG. 3 is a cross-sectional view of a threaded connection and a bolted connection according to the present invention.
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.
The present invention will be described in further detail with reference to examples and specific embodiments.
Referring to the drawings: a quick pulling device for a mold pin combination is characterized by comprising a pin pulling rod 1, a handle 2, a connection limiting part 3, a threaded connection assembly 4 and a bolt 5, wherein the handle 2 is sleeved outside the pin pulling rod 1, the connection limiting part 3 is installed at the left end of the pin pulling rod 1, the threaded connection assembly 4 is installed at the left end of the connection limiting part 3, the bolt 5 is installed inside the threaded connection assembly 4, the front end of the bolt 5 is positioned outside the threaded connection assembly 4, the right end of the pin pulling rod 1 is provided with an annular stress bulge 101, the left end of the pin pulling rod 1 is provided with an external thread screwing area 102, a handle operation area 103 is arranged between the external thread screwing area 102 and the annular stress bulge 101, the handle 2 is annular in whole, the handle 2 is sleeved outside the handle operation area 103 of the pin pulling rod 1, the right side of the connection limiting part 3 is provided with an internal thread blind hole 302, the left side of the, connect locating part 3 and be in pulling out 1 left end external screw thread spiral shell dress district 102 outsides of pin pole through taking internal thread blind hole 302 spiral shell dress, 4 right sides of threaded connection subassembly have internal thread blind hole 302, and there is the spacing indent 402 of hexagon in the internal thread blind hole 302 middle zone, and there is the through-hole in the spacing indent 402 middle zone of hexagon, 5 end positions in 4 hexagon spacing indent 402 inboards of threaded connection subassembly of bolt, and 5 front ends of bolt pass the through-hole and are located the 4 outsides of threaded connection subassembly, threaded connection subassembly 4 is connecting 3 left sides cylindricality archs 301 outsides of locating part through the internal thread blind hole 302 spiral shell dress.
Preferably, the inner diameter of the handle 2 is larger than the outer diameter of the handle running area 103 of the pin pulling rod 1, the inner diameter of the handle 2 is smaller than the outer diameter of the annular stress bulge 101 at the right end of the pin pulling rod 1 and the outer diameter of the connection limiting part 3, and the middle area of the outer side surface of the handle 2 is inwards concave.
Preferably, the bolt 5 is matched with the mold dowel, the hexagonal limiting indent 402 in the threaded connection assembly 4 is matched with the tail end of the bolt 5, the threaded connection assembly 4 is composed of a threaded connection member 401, and the hexagonal limiting indents 402 in the threaded connection member 401 are different in size.
When in use: sleeving a handle 2 outside a handle running area 103 of a pin pulling rod 1, screwing a connecting limiting part 3 outside an external thread screwing area 102 at the left end of the pin pulling rod 1 through a blind hole 302 with internal threads, selecting a matched bolt 5 according to the pin combination model of a die to be disassembled, installing the bolt 5 in a matched threaded connecting piece 401, ensuring that the tail end of the bolt 5 is positioned inside a hexagonal limiting indent 402 in the matched threaded connecting piece 401, and ensuring that the front end of the bolt 5 passes through a through hole and is positioned outside the threaded connecting piece 401; the threaded connecting piece 401 is screwed outside the cylindrical protrusion 301 on the left side of the connecting limiting piece 3 through the blind hole 302 with the internal thread on the right side; the front end of the bolt 5 is screwed in the mold closing pin, the middle area of the handle 2 is held, the handle 2 is impacted to the annular stress bulge 101 along the handle running area 103 of the pin pulling rod 1, the pin pulling rod 1 drives the mold closing pin to move outwards from the mold through connecting the limiting part 3, the threaded connecting part 401 and the bolt 5, and the handle 2 is operated circularly to impact the annular stress bulge 101 until the mold closing pin is pulled out from the interior of the mold.
The invention solves the problems that no special device for pulling out the mold pin is available at present, when the mold is overhauled and maintained, the pin is removed mainly by knocking the pin, the pin cannot be directly knocked out in the dies such as the upper die pin of a conventional punching die and a progressive die, the lower die pin of a composite film and the like, the pin needs to be removed by knocking after the stripper plate is taken out after the stripper plate is removed by removing the pin, the efficiency of removing the pin by knocking is low, the pin is easy to damage during knocking, and the mold is deformed and cannot be used seriously.
The invention has simple integral structure and quick assembly, can quickly pull out the dowel pins of different types on the die and improves the overhauling and maintaining efficiency of the die.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (3)
1. A quick pulling device for a mold pin combination is characterized by comprising a pin pulling rod, a handle, a connection limiting part, a threaded connection component and a bolt, wherein the handle is sleeved outside the pin pulling rod, the connection limiting part is installed at the left end of the pin pulling rod, the threaded connection component is installed at the left end of the connection limiting part, the bolt is installed inside the threaded connection component, the front end of the bolt is located outside the threaded connection component, the right end of the pin pulling rod is provided with an annular stress bulge, the left end of the pin pulling rod is provided with an external thread screwing area, a handle operation area is arranged between the external thread screwing area and the annular stress bulge, the handle is annular in whole, the handle is sleeved outside the pin pulling rod handle operation area, the right side of the connection limiting part is provided with an internal thread blind hole, the left side of the connection limiting part is provided with a cylindrical bulge, the outer side of the cylindrical bulge is provided with a thread, the connection limiting, threaded connection subassembly right side has the internal thread blind hole, and there is the spacing indent of hexagon in the internal thread blind hole middle zone, and the spacing indent middle zone of hexagon has the through-hole, the bolt end is located the spacing indent inboard of threaded connection subassembly hexagon, and the bolt front end passes the through-hole and is located the threaded connection subassembly outside, threaded connection subassembly is connecting the protruding outside of locating part left side cylindricality through the internal thread blind hole spiral shell dress in right side.
2. The device as claimed in claim 1, wherein the inner diameter of the handle is larger than the outer diameter of the handle running area of the pin pulling rod, the inner diameter of the handle is smaller than the outer diameter of the annular stress protrusion at the right end of the pin pulling rod and the outer diameter of the connection limiting member, and the middle area of the outer side surface of the handle is recessed inwards.
3. The apparatus according to claim 1, wherein the bolt is engaged with the mold pin, and the hexagonal recesses are engaged with the ends of the bolt in the screw assembly, and the screw assembly comprises screw-threaded members having different sizes of the hexagonal recesses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011627360.6A CN112847245A (en) | 2020-12-31 | 2020-12-31 | Device for rapidly pulling out mold pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011627360.6A CN112847245A (en) | 2020-12-31 | 2020-12-31 | Device for rapidly pulling out mold pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112847245A true CN112847245A (en) | 2021-05-28 |
Family
ID=75999604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011627360.6A Pending CN112847245A (en) | 2020-12-31 | 2020-12-31 | Device for rapidly pulling out mold pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112847245A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040143950A1 (en) * | 2003-01-24 | 2004-07-29 | Michael Antoniades | Slide hammer |
| JP2009142965A (en) * | 2007-12-18 | 2009-07-02 | Beppu Kanagata Kk | Knock pin extracting tool |
| CN201833330U (en) * | 2010-09-20 | 2011-05-18 | 深圳市金三维模具有限公司 | Pin extractor |
| CN202702147U (en) * | 2012-07-26 | 2013-01-30 | 中联重科股份有限公司 | Pin plugging and unplugging device |
| CN207058469U (en) * | 2017-07-26 | 2018-03-02 | 国网四川省电力公司映秀湾水力发电总厂 | A kind of Multifunction pin puller |
| CN208838151U (en) * | 2018-05-06 | 2019-05-10 | 石武谛 | A kind of bone nail extractor |
| CN110936322A (en) * | 2019-12-13 | 2020-03-31 | 中山市天键电声有限公司 | Pin puller capable of rapidly removing die |
| CN210282137U (en) * | 2019-08-02 | 2020-04-10 | 胡星 | Striking type manual pin puller |
| CN210282138U (en) * | 2019-08-02 | 2020-04-10 | 胡星 | Pull-type manual pin puller |
-
2020
- 2020-12-31 CN CN202011627360.6A patent/CN112847245A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040143950A1 (en) * | 2003-01-24 | 2004-07-29 | Michael Antoniades | Slide hammer |
| JP2009142965A (en) * | 2007-12-18 | 2009-07-02 | Beppu Kanagata Kk | Knock pin extracting tool |
| CN201833330U (en) * | 2010-09-20 | 2011-05-18 | 深圳市金三维模具有限公司 | Pin extractor |
| CN202702147U (en) * | 2012-07-26 | 2013-01-30 | 中联重科股份有限公司 | Pin plugging and unplugging device |
| CN207058469U (en) * | 2017-07-26 | 2018-03-02 | 国网四川省电力公司映秀湾水力发电总厂 | A kind of Multifunction pin puller |
| CN208838151U (en) * | 2018-05-06 | 2019-05-10 | 石武谛 | A kind of bone nail extractor |
| CN210282137U (en) * | 2019-08-02 | 2020-04-10 | 胡星 | Striking type manual pin puller |
| CN210282138U (en) * | 2019-08-02 | 2020-04-10 | 胡星 | Pull-type manual pin puller |
| CN110936322A (en) * | 2019-12-13 | 2020-03-31 | 中山市天键电声有限公司 | Pin puller capable of rapidly removing die |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210528 |