CN110341131A - A kind of quick-changing type pin structure - Google Patents
A kind of quick-changing type pin structure Download PDFInfo
- Publication number
- CN110341131A CN110341131A CN201910755843.5A CN201910755843A CN110341131A CN 110341131 A CN110341131 A CN 110341131A CN 201910755843 A CN201910755843 A CN 201910755843A CN 110341131 A CN110341131 A CN 110341131A
- Authority
- CN
- China
- Prior art keywords
- withdrawing
- pin
- sub
- enters
- fixed block
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2673—Moulds with exchangeable mould parts, e.g. cassette moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2673—Moulds with exchangeable mould parts, e.g. cassette moulds
- B29C45/2675—Mounting of exchangeable mould inserts
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of quick-changing type pin structures, it include: rear cavity, pressing plate, withdrawing enters sub- fixed block, withdrawing pin, withdrawing enters son, pin, withdrawing enters son and is located in the cavity of rear cavity, withdrawing, which enters sub- fixed block and enters son with withdrawing, to be fixedly connected, withdrawing pin insertion withdrawing is entered in the withdrawing hole of sub- fixed block, it drives withdrawing to enter son withdrawing is followed to enter sub- fixed block by way of manually pulling withdrawing pin to move together, enter the inclined-plane that sub- end is equipped with by withdrawing to eject pin, complete the quick-replaceable of pin, after the completion of replacement, by pushing withdrawing pin, withdrawing is entered son to retract in the cavity of rear cavity, the convex block for entering sub groove and pin bottom by withdrawing fastens the fixation completed to pin, son is entered to withdrawing by pressing plate again and is fixed against loosening.The mode of such replacement pin is simple, quick, and mold insert can be directly replaced in the case where not dismantling mold, effectively reduces the time cost of personnel, improves production efficiency.
Description
Technical field
The present invention relates to mold design field more particularly to a kind of quick-changing type pin structures.
Background technique
Currently, being usually present local shape difference, therefore, injection mold between product since product function demand is different
It is frequently present of local shape and needs the case where changing, at this point, mold design often uses the form of local replacing mold insert.In order to
It can be not necessarily to that the quick-replaceable of mold insert can be completed mould release into injection molding production process, screw is mostly used to fix greatly
Mold insert is fixed on mold by mode；But it is smaller for mold insert size or in the case where cavity shape is more complicated
Screw is difficult to fix.
Summary of the invention
In order to solve the deficiencies in the prior art, the purpose of the present invention is to provide a kind of quick-changing type pin structures.
To achieve the goals above, the present invention is achieved by the following technical solutions:
A kind of quick-changing type pin structure characterized by comprising rear cavity, pressing plate and withdrawing enter sub- fixed block, withdrawing
Pin, withdrawing enter son, pin；
The rear cavity is provided with cavity, and the withdrawing enters sub- position in the cavity, and it is solid that the withdrawing enters sub- fixed block
Surely it is connected to the end that the withdrawing enters son, the pressing plate is fixedly connected on the side of the rear cavity, and the withdrawing enters son
Fixed block passes through the pressing plate, is fixed for entering son to the withdrawing with anti-loosening, and the withdrawing enters sub- fixed block setting
There is withdrawing hole, the withdrawing pin is inserted into or extracts out the withdrawing hole, and the rear cavity is provided with and the vertical phase of the cavity
To, interconnected pin hole, the pin is inserted into the pin hole, and bottom is fixed on the withdrawing and enters on son.
Wherein, it is stepped cylinder body that the withdrawing, which enters sub- fixed block, and bottom is threaded.
Wherein, the side end that the withdrawing enters son is provided with threaded hole, is screwed by the way that the withdrawing is entered sub- fixed block
In the threaded hole, realize that the withdrawing enters sub- fixed block and enters being fixedly connected for son with the withdrawing.
Wherein, fluted, the convex block fastening of the groove and the pin bottom is arranged in the other side that the withdrawing enters son,
Realize that the pin enters the fixation on son in the withdrawing.
Wherein, the withdrawing enters the groove lower end surface of son, and it is flat to be connected with the transition flushed with the groove lower end surface in turn
Face, the inclined-plane connecting with the transition plane, enter son by withdrawing described in pull, its end chamfer is made to jack up the pin.
Wherein, the pressing plate is square block and is provided with circular hole and the first connecting hole, and the withdrawing enters sub- fixed block and passes through
The circular hole.
Wherein, the rear cavity side end is provided with the second connecting hole being used cooperatively with the first connecting hole, passes through screw
The pressing plate is fixedly connected on to the side of the rear cavity.
Compared with prior art, the invention has the benefit that a kind of quick-changing type pin structure, comprising: rear cavity, pressure
Plate, withdrawing enter sub- fixed block, withdrawing pin, withdrawing and enter son, pin, and withdrawing enters son and is located in the cavity of rear cavity, and it is solid that withdrawing enters son
Determine block and enter son with withdrawing to be fixedly connected, withdrawing pin insertion withdrawing is entered in the withdrawing hole of sub- fixed block, by manually pulling withdrawing
The mode of pin drives withdrawing to enter son withdrawing is followed to enter sub- fixed block and moves together, and entering the inclined-plane that sub- end is equipped with by withdrawing will inlay
Needle ejection, completes the quick-replaceable of pin, and after the completion of replacement, by pushing withdrawing pin, withdrawing is entered the sky that son retracts rear cavity
Intracavitary, the convex block that sub groove and pin bottom are entered by withdrawing fastens the fixation completed to pin, then by pressing plate to withdrawing
Enter son and is fixed against loosening.The mode of such replacement pin is simple, quick, and can be in the case where not dismantling mold directly
Mold insert is replaced, the time cost of personnel is effectively reduced, improves production efficiency.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is the schematic perspective view of rear cavity of the present invention；
Fig. 3 is the first schematic diagram of stereochemical structure that withdrawing of the present invention enters son；
Fig. 4 is the second schematic diagram of stereochemical structure that withdrawing of the present invention enters son；
Fig. 5 is the schematic perspective view of pressing plate of the present invention；
Fig. 6 is the schematic perspective view that withdrawing of the present invention enters sub- fixed block；
Fig. 7 is the schematic perspective view of pin of the present invention；
Fig. 8 is that pin of the present invention is fixed on withdrawing and enters partial schematic diagram on son；
Fig. 9 is schematic cross-section when pin of the present invention is fixed；
Figure 10 is schematic cross-section when pin of the present invention pops up.
In figure: 1- rear cavity, 2- pressing plate, 3- withdrawing enter sub- fixed block, 4- withdrawing pin, 5- withdrawing and enter son, 6- pin, 11-
Cavity, 12- pin hole, the second connecting hole of 13-, 21- circular hole, the first connecting hole of 22-, 31- withdrawing hole, 51- threaded hole, 52- are recessed
Slot, the inclined-plane 53-.
Specific embodiment
In order to be clearer and more clear the purpose of the present invention, technical solution and advantage, below in conjunction with attached drawing and implementation
Example, is further elaborated invention.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, but be not intended to limit the present invention.
As shown in Figures 1 to 10, the present invention provides a kind of quick-changing type pin structures, comprising: rear cavity 1, is taken out pressing plate 2
It pulls out and enters sub 5, pin 6 into sub- fixed block 3, withdrawing pin 4, withdrawing；
The rear cavity 1 is provided with cavity 11, and the withdrawing enters son 5 and is located in the cavity 11, and it is solid that the withdrawing enters son
Determine block 3 and be fixedly connected on the end that the withdrawing enters son 5, the pressing plate 2 is fixedly connected on the side of the rear cavity 1, and institute
It states withdrawing and enters sub- fixed block 3 across the pressing plate 2, be fixed for entering son 5 to the withdrawing with anti-loosening, the withdrawing enters
Sub- fixed block 3 is provided with withdrawing hole 31, and the withdrawing pin 4 is inserted into or extracts out the withdrawing hole 31, and the rear cavity 1 is arranged
There is the pin hole 12 vertically in opposite directions, interconnected with the cavity 11, the pin 6 is inserted into the pin hole 12, and bottom
The withdrawing is fixed on to enter on son 5.
Preferably, it is identical to enter sub 5 length for the length of the cavity 11 and withdrawing.
Specifically, it is stepped cylinder body that the withdrawing, which enters sub- fixed block 3, and bottom is threaded.
Specifically, the side end that the withdrawing enters son 5 is provided with threaded hole 51, by the way that the withdrawing is entered sub- fixed block
3 are screwed into the threaded hole 51, realize that the withdrawing enters sub- fixed block 3 and enters being fixedly connected for son 5 with the withdrawing.
Specifically, the withdrawing enters 52 lower end surface of groove of son 5, is connected in turn and flushes with 52 lower end surface of groove
Transition plane, the inclined-plane connecting with the transition plane enter son 5 by withdrawing described in pull, its end chamfer 53 are made to jack up institute
State pin 6.
Specifically, the pressing plate is square block, and is provided with circular hole 21, and the left and right sides of circular hole is symmetrical arranged that there are two the
One connecting hole 22, the withdrawing enter sub- fixed block 3 across the circular hole 21.
Specifically, there are two the second connecting holes being used cooperatively with the first connecting hole 22 for 1 side end of the rear cavity setting
13, the pressing plate 2 is fixedly connected on to the side of the rear cavity 1 by screw.
Specific work process of the invention are as follows: when pin 6 needs replacing, turn the spiral shell that rear cavity 1 is fixedly connected with pressing plate 2
Nail, pressing plate 2 is removed；The insertion withdrawing of withdrawing pin 4 is entered in the withdrawing hole 31 of sub- fixed block 3, by manually pulling back withdrawing
It pin 4 and then drives withdrawing to enter son 5 to enter sub- fixed block 3 with withdrawing and move to outside cavity 11, in the process, 6 bottom of pin
Convex block deviate from from the groove 52 that withdrawing enters son 5, and withdrawing enters the inclined-plane 53 of sub 5 side ends and the convex block of 6 bottom of pin connects
It touches and ejects pin 6 upwards, then can manually take out pin 6 and be replaced；
After the completion of pin 6 is replaced, cavity 11 is pushed back by the way that withdrawing is manually entered son 5, in the process, as withdrawing enters son
5 movement, the pin 6 after replacement falls and the convex block of its bottom is caught in withdrawing and enters in the groove 52 of son 5 with fixation, then removes
2 sets of pressing plate are entered on sub- fixed block 3 in withdrawing, and pressing plate 2 are fixedly mounted on to the side of rear cavity 1 using screw by withdrawing pin 4
End compresses withdrawing and enters son 5, with anti-loosening.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. a kind of quick-changing type pin structure characterized by comprising rear cavity (1), pressing plate (2) and withdrawing enter sub- fixed block
(3), withdrawing pin (4), withdrawing enter sub (5), pin (6)；
The rear cavity (1) is provided with cavity (11), and the withdrawing enters sub (5) and is located in the cavity (11), and the withdrawing enters
Sub- fixed block (3) is fixedly connected on the end that the withdrawing enters sub (5), and the pressing plate (2) is fixedly connected on the rear cavity (1)
Side, and the withdrawing enters sub- fixed block (3) across the pressing plate (2), for the withdrawing enter sub (5) be fixed with
Anti-loosening, the withdrawing enters sub- fixed block (3) and is provided with withdrawing hole (31), described in the withdrawing pin (4) is inserted into or extracts out
Withdrawing hole (31), the rear cavity (1) are provided with and vertical opposite, the interconnected pin hole (12) of the cavity (11), institute
It states pin (6) to be inserted into the pin hole (12), and bottom is fixed on the withdrawing and enters on sub (5).
2. a kind of quick-changing type pin structure according to claim 1, which is characterized in that the withdrawing enters sub- fixed block (3)
For stepped cylinder body, bottom is threaded.
3. a kind of quick-changing type pin structure according to claim 1, which is characterized in that the withdrawing enters the side of sub (5)
End is provided with threaded hole (51), is screwed into the threaded hole (51) by the way that the withdrawing is entered sub- fixed block (3), described in realization
Withdrawing enters sub- fixed block (3) and enters being fixedly connected for sub (5) with the withdrawing.
4. a kind of quick-changing type pin structure according to claim 1, which is characterized in that the withdrawing enters the another of sub (5)
Fluted (52) are arranged in side, and the convex block of the groove (52) and the pin (6) bottom fastens, and realize the pin (6) in institute
It states withdrawing and enters fixation on sub (5).
5. a kind of quick-changing type pin structure according to claim 4, which is characterized in that the withdrawing enters the groove of sub (5)
(52) lower end surface is connected with the transition plane flushed with the groove (52) lower end surface in turn, connect with the transition plane
Inclined-plane enters sub (5) by withdrawing described in pull, its end chamfer (53) is made to jack up the pin (6).
6. a kind of quick-changing type pin structure according to claim 1, which is characterized in that the pressing plate (2) be square block and
It is provided with circular hole (21) and the first connecting hole (22), the withdrawing enters sub- fixed block (3) across the circular hole (21).
7. a kind of quick-changing type pin structure according to claim 1, which is characterized in that rear cavity (1) side end is set
It is equipped with the second connecting hole (13) being used cooperatively with the first connecting hole (22), is fixedly connected on the pressing plate (2) by screw
The side of the rear cavity (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755843.5A CN110341131A (en) | 2019-08-15 | 2019-08-15 | A kind of quick-changing type pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910755843.5A CN110341131A (en) | 2019-08-15 | 2019-08-15 | A kind of quick-changing type pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110341131A true CN110341131A (en) | 2019-10-18 |
Family
ID=68185203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910755843.5A Pending CN110341131A (en) | 2019-08-15 | 2019-08-15 | A kind of quick-changing type pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110341131A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440446A (en) * | 2020-10-21 | 2021-03-05 | 苏州市旭达精密塑胶电子有限公司 | But injection mold of quick assembly disassembly mold insert |
-
2019
- 2019-08-15 CN CN201910755843.5A patent/CN110341131A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440446A (en) * | 2020-10-21 | 2021-03-05 | 苏州市旭达精密塑胶电子有限公司 | But injection mold of quick assembly disassembly mold insert |
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