CN209409062U - A kind of mold insert and its mounting structure - Google Patents
A kind of mold insert and its mounting structure Download PDFInfo
- Publication number
- CN209409062U CN209409062U CN201920020494.8U CN201920020494U CN209409062U CN 209409062 U CN209409062 U CN 209409062U CN 201920020494 U CN201920020494 U CN 201920020494U CN 209409062 U CN209409062 U CN 209409062U
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- China
- Prior art keywords
- hole
- tooth shaft
- mold insert
- mold
- rack gear
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a kind of mold insert and its mounting structure.Wherein, a kind of mold insert includes insert body, rack gear, tooth shaft and fixed pin, and insert body bottom is provided with accommodating cavity, and insert body top surface is provided with the axis hole being connected to accommodating cavity, and side is provided with the pin hole being connected to accommodating cavity；Rack gear is set in accommodating cavity；Tooth shaft upper end rotary insertion is set in axis hole, and lower end is engaged with rack gear side；The activity of fixed pin outer end is inserted in pin hole, and inner end is connect with rack gear outer end；Tooth shaft is rotated, rack drives fixed pin stretches out or retract pin hole.In the utility model, the installation of mold insert will not impact cooling water channel；The installation and removal of mold insert, it is simple to operate, it is time saving and energy saving, it is high-efficient, it is convenient that periodic cleaning exhaust is carried out to mold.
Description
Technical field
The utility model relates to technical field of mold more particularly to a kind of mold inserts and its mounting structure.
Background technique
Mold insert is a general word, is specially referred in mold for inlaying irregular dieparts in a mold,
Play the role of space between fixed form and filling template.In production, it needs periodically to disassemble mold insert to clear up
Exhaust.
Traditional mold insert mounting structure are as follows: be provided with connection through-hole on mold insert, inlaid hole, inlaid hole bottom are set on mold
Threaded hole is arranged in face；It inlays in insertion inlaid hole, bolt passes through connection through-hole and threaded hole is locked, and mold insert is made to be mounted on mold
On.Traditional mounting structure has following deficiency: (1) place of trapped gas is usually provided with cooling water channel on mold, if threaded hole with
Cooling water channel leans on too close, and easy holes leads to leak, and risk is big；(2) it needs mold before installing or removing mold insert from board
It disassembles, time-consuming and laborious, low efficiency.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of mold insert and its peace according to above-mentioned the deficiencies in the prior art
Assembling structure will not influence the distribution of cooling water channel, and it is convenient to install or remove mold insert.
First technical solution of the utility model is as follows:
A kind of mold insert, includes insert body, rack gear, tooth shaft and fixed pin, and the insert body bottom is provided with appearance
Chamber is set, the insert body top surface is provided with the axis hole being connected to the accommodating cavity, and side is provided with to be connected to the accommodating cavity
Pin hole；
The rack gear is set in the accommodating cavity；Tooth shaft upper end rotary insertion is set in the axis hole, lower end and institute
State the engagement of rack gear side；Fixed pin outer end activity is inserted in the pin hole, and inner end is connect with the rack gear outer end；Rotation
The tooth shaft, fixed pin described in the rack drives stretch out or retract the pin hole.
Further, the tooth shaft includes the axle portion and teeth portion being vertically connected with, and the diameter of the axle portion is less than or equal to
The shaft hole diameter, the teeth portion diameter are greater than the shaft hole diameter；The axle portion is inserted in from the bottom up in the axis hole, institute
It states teeth portion top edge and is butted on axis hole under shed edge, and then limit tooth shaft and move upwards.
It further, further include having cushion block, the cushion block is installed in the accommodating cavity, the rack gear bottom surface and tooth shaft bottom
Face is butted on the cushion block top surface.
Further, the cushion block, which is provided in upper and lower eccentric orfice, the eccentric orfice, is equipped with bead screw, institute
It states tooth shaft bottom surface and is provided with several eccentric grooves on same circumference；The insertion of bead screw top is any one described inclined
In heart groove, the rotation of the tooth shaft is positioned.
Further, the tooth shaft top surface and bead screw bottom surface are provided with adjusting grooves.
Further, the cushion block is provided with first step, and the first step is provided with connection counterbore；The accommodating cavity
It is inside provided with second step, the second step is provided with threaded hole；The cushion block is inserted in from the bottom up in the accommodating cavity,
The first step and second step are mutually adjacent to positioning, and dormant bolt passes through the connection counterbore and the threaded hole is locked,
It is installed on the cushion block in the accommodating cavity.
Further, the rack gear outer end is provided with perforative card slot up and down, and the fixed pin inner end is provided with clamp；Institute
It states clamp to be embedded in from top to bottom in the card slot, connect the rack gear outer end with the fixed pin inner end.
A kind of mounting structure of mold insert includes mold and a kind of mold insert as described above；The mold is provided with inlaid hole,
The inlaid hole inner sidewall is provided with cotter way；The insert body lower part is embedded in the inlaid hole, rotates the tooth shaft, described
Fixed pin described in rack drives passes through pin hole and is inserted into the cotter way, and the insert body is made to be removably mounted to the mold
On.
Compared with prior art, the utility model has the following beneficial effects: (1) in the inlaid hole of mold without opening up
Threaded hole, thus the installation of mold insert will not impact cooling water channel, the arrangement of cooling water channel is more reasonable, provides for production
Reliable guarantee；(2) it is not necessary that mold is disassembled from board, the installation and removal of mold insert, behaviour is can be completed in rotation tooth shaft
Make it is simple and convenient, it is time saving and energy saving, it is high-efficient, it is convenient that periodic cleaning exhaust is carried out to mold；(3) insertion of bead screw top is any
In one eccentric groove, the rotation of tooth shaft is positioned, prevents fixed pin from loosening in use and mold insert occur and integrally take off
Out the phenomenon that.
Detailed description of the invention
Fig. 1 is the structure chart of first embodiment.
Fig. 2 is the exploded view of first embodiment.
Fig. 3 is the cross-sectional view of first embodiment.
Fig. 4 is the structure chart of first embodiment medium tooth shaft.
Fig. 5 is the sectional view of second embodiment.
Appended drawing reference
10- insert body, 11- accommodating cavity, 12- axis hole, 13- pin hole, 20- rack gear, 21- card slot, 30- tooth shaft, 31- axis
Portion, 32- teeth portion, 33- stretch out eccentric groove, and 34- retracts eccentric groove, 40- fixed pin, 41- clamp, 50- cushion block, 51- bias
Hole, 52- first step, 53- dormant bolt, 60- bead screw, 70- mold, 71- inlaid hole, 72- cotter way.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
As shown in Figure 1-3, embodiment provided by the utility model, a kind of mold insert, include insert body 10, rack gear 20,
Tooth shaft 30 and fixed pin 40.10 bottom of insert body is provided with accommodating cavity 11, and 10 top surface of insert body is provided with and accommodating cavity
The axis hole 12 of 11 connections, side is provided with the pin hole 13 being connected to accommodating cavity 11.
Rack gear 20 is horizontally placed in accommodating cavity 11；30 upper end rotary insertion of tooth shaft is set in axis hole 12, lower end and rack gear 20
Side engagement；40 outer end activity of fixed pin is inserted in pin hole 13, and inner end is connect with 20 outer end of rack gear；Rotate tooth shaft 30, rack gear
20 drive fixed pins 40 stretch out or retract pin hole 13.Wherein, in first embodiment, left and right is all provided with respectively for rack gear 20 and fixed pin 40
It is equipped with one.
Tooth shaft 30 includes the axle portion 31 and teeth portion 32 being vertically connected with, and it is straight that the diameter of axle portion 31 is less than or equal to axis hole 12
Diameter, 32 diameter of teeth portion are greater than 12 diameter of axis hole；Axle portion 31 is inserted in from the bottom up in axis hole 12, and 32 top edge of teeth portion is butted on axis hole
12 under shed edges, and then limit tooth shaft 30 and move upwards, prevent tooth shaft 30 from falling off from axis hole 12.
It further include having cushion block 50 in first embodiment, cushion block 50 is installed in accommodating cavity 11,20 bottom surface of rack gear and tooth shaft 30
Bottom surface is butted on 50 top surface of cushion block, and then limitation rack gear 20 and tooth shaft 30 move downward, and prevent rack gear 20 and tooth shaft 30 from accommodating
It falls off in chamber 11.
As shown in figure 4, cushion block 50, which is provided with, is equipped with bead screw 60 in upper and lower eccentric orfice 51, eccentric orfice 51,
30 bottom surface of tooth shaft is provided with several eccentric grooves on same circumference；60 top of bead screw is embedded in any one eccentric groove
It is interior, the rotation of tooth shaft 30 is positioned.
Wherein, it in first embodiment there are two eccentric grooves, respectively stretches out eccentric groove 33 and retracts eccentric groove 34.
Tooth shaft 30 is rotated, fixed pin 40 stretches out pin hole 13 when bead screw 60, which is embedded in, stretches out eccentric groove 33, when bead screw 60 is embedding
Fixed pin 40 retracts pin hole 13 when entering to retract eccentric groove 34.
30 top surface of tooth shaft and 60 bottom surface of bead screw are provided with adjusting grooves.Wherein, the adjusting in first embodiment is recessed
Slot is hexagonal groove, and allen wrench can be inserted into hexagonal groove, and then tooth shaft 30 and bead screw 60 is driven to rotate.
Cushion block 50 is provided with first step 52, and first step 52 is provided with connection counterbore (not shown)；Accommodating cavity 11
It is inside provided with second step (not shown), second step is provided with threaded hole (not shown)；Cushion block 50 is from the bottom up
It is inserted in accommodating cavity 11, first step 52 and second step are mutually adjacent to positioning, and dormant bolt 53 passes through connection counterbore and spiral shell
Pit locking, is installed on cushion block 50 in accommodating cavity 11.
20 outer end of rack gear is provided with perforative card slot 21 up and down, and 40 inner end of fixed pin is provided with clamp 41；Clamp 41 is from upper
To lower insertion card slot 21, it connect 20 outer end of rack gear with 40 inner end of fixed pin.
As shown in figure 5, second embodiment provided by the utility model, a kind of mounting structure of mold insert include mold 70
With a kind of mold insert described in first embodiment.Mold 70 is provided with inlaid hole 71, and 71 inner sidewall of inlaid hole is provided with cotter way 72；Edge
10 lower part of part ontology is embedded in inlaid hole 71, rotates tooth shaft 30, and rack gear 20 drives fixed pin 40 to pass through pin hole 13 and is inserted into cotter way 72
It is interior, it is removably mounted to insert body 10 on mold 70.
It should be noted that bead screw includes spring, steel ball and shell in first embodiment and second embodiment
Body, spring one end are connect with inner walls, and the other end is connect with steel ball, are kept steel ball extended or are retracted shell.In Fig. 3 and Fig. 5
Bead screw section be only schematic diagram, the structure not actually used.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly
Interest field, therefore equivalent variations made according to the claim of the utility model still fall within the scope of the utility model.
Claims (8)
1. a kind of mold insert, it is characterised in that: include insert body, rack gear, tooth shaft and fixed pin, the insert body bottom
It is provided with accommodating cavity, the insert body top surface is provided with the axis hole being connected to the accommodating cavity, and side is provided with and the appearance
Set the pin hole of chamber connection；
The rack gear is set in the accommodating cavity；Tooth shaft upper end rotary insertion is set in the axis hole, lower end and the tooth
The engagement of side；Fixed pin outer end activity is inserted in the pin hole, and inner end is connect with the rack gear outer end；Described in rotation
Tooth shaft, fixed pin described in the rack drives stretch out or retract the pin hole.
2. a kind of mold insert according to claim 1, it is characterised in that: the tooth shaft includes the axle portion being vertically connected with and tooth
Portion, the diameter of the axle portion are less than or equal to the shaft hole diameter, and the teeth portion diameter is greater than the shaft hole diameter；The axle portion
Be inserted in the axis hole from the bottom up, the teeth portion top edge is butted on axis hole under shed edge, and then limit tooth shaft to
Upper movement.
3. a kind of mold insert according to claim 1, it is characterised in that: further include having cushion block, the cushion block is installed on the appearance
Set intracavitary, the rack gear bottom surface and tooth shaft bottom surface are butted on the cushion block top surface.
4. a kind of mold insert according to claim 3, it is characterised in that: the cushion block is provided with through upper and lower eccentric orfice, institute
It states and bead screw is installed in eccentric orfice, the tooth shaft bottom surface is provided with several eccentric grooves on same circumference；It is described
Bead screw top is embedded in any one eccentric groove, is positioned to the rotation of the tooth shaft.
5. a kind of mold insert according to claim 4, it is characterised in that: the tooth shaft top surface and bead screw bottom surface are provided with
Adjusting grooves.
6. a kind of mold insert according to claim 3, it is characterised in that: the cushion block is provided with first step, the First
Rank is provided with connection counterbore；Second step is provided in the accommodating cavity, the second step is provided with threaded hole；The cushion block
It is inserted in the accommodating cavity from the bottom up, the first step and second step are mutually adjacent to positioning, and dormant bolt passes through institute
It states connection counterbore and the threaded hole is locked, be installed on the cushion block in the accommodating cavity.
7. a kind of mold insert according to claim 1, it is characterised in that: the rack gear outer end is provided with perforative card slot up and down,
The fixed pin inner end is provided with clamp；The clamp is embedded in from top to bottom in the card slot, make the rack gear outer end with it is described
The connection of fixed pin inner end.
8. a kind of mounting structure of mold insert, which is characterized in that include mold and one kind as described in claim 1-7 any one
Mold insert；The mold is provided with inlaid hole, and the inlaid hole inner sidewall is provided with cotter way；Described in the insert body lower part insertion
In inlaid hole, the tooth shaft is rotated, fixed pin described in the rack drives passes through pin hole and is inserted into the cotter way, makes the mold insert
Ontology is removably mounted on the mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020494.8U CN209409062U (en) | 2019-01-07 | 2019-01-07 | A kind of mold insert and its mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920020494.8U CN209409062U (en) | 2019-01-07 | 2019-01-07 | A kind of mold insert and its mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209409062U true CN209409062U (en) | 2019-09-20 |
Family
ID=67942821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920020494.8U Active CN209409062U (en) | 2019-01-07 | 2019-01-07 | A kind of mold insert and its mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209409062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514767A (en) * | 2019-01-07 | 2019-03-26 | 东莞天龙阿克达电子有限公司 | A kind of mold insert and its mounting structure |
-
2019
- 2019-01-07 CN CN201920020494.8U patent/CN209409062U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109514767A (en) * | 2019-01-07 | 2019-03-26 | 东莞天龙阿克达电子有限公司 | A kind of mold insert and its mounting structure |
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