CN216804232U - Precision mold convenient to install - Google Patents

Precision mold convenient to install Download PDF

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Publication number
CN216804232U
CN216804232U CN202122941117.8U CN202122941117U CN216804232U CN 216804232 U CN216804232 U CN 216804232U CN 202122941117 U CN202122941117 U CN 202122941117U CN 216804232 U CN216804232 U CN 216804232U
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CN
China
Prior art keywords
block
top seat
core
die
blocks
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.)
Expired - Fee Related
Application number
CN202122941117.8U
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Chinese (zh)
Inventor
张昌茂
潘小航
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Xingchuang Precision Mould Co ltd
Original Assignee
Dongguan Xingchuang Precision Mould Co ltd
Priority date (The priority date 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 date listed.)
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Application filed by Dongguan Xingchuang Precision Mould Co ltd filed Critical Dongguan Xingchuang Precision Mould Co ltd
Priority to CN202122941117.8U priority Critical patent/CN216804232U/en
Application granted granted Critical
Publication of CN216804232U publication Critical patent/CN216804232U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the technical field of dies, in particular to a precision die convenient to install, which comprises: the fixed die comprises a base, a die frame arranged on the base and a top seat arranged on the die frame; the mould core is movably arranged on the top seat and is provided with a forming groove; the mold core comprises two separable mold core blocks, the mold core blocks are provided with half-shaped grooves, and the half-shaped grooves on the two mold core blocks are matched with each other to form a molding groove; the positioning assembly comprises at least two first positioning rods and a first elastic piece sleeved on the first positioning rods, one end of each first positioning rod movably penetrates through the top seat to be connected with the core block respectively, the other end of each first positioning rod is provided with a first abutting stop block, the first elastic piece is arranged between the top seat and the first abutting stop block, and the two ends of the first elastic piece are elastically abutted to the top seat and the first abutting stop block respectively to position the core block on the top seat. The precision die convenient to mount has the advantages that the die core is convenient to mount, the die core can be rapidly mounted, and the production efficiency is improved.

Description

Precision mold convenient to install
Technical Field
The utility model relates to the technical field of dies, in particular to a precision die convenient to install.
Background
The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a molding groove from an injection molding machine at high pressure and obtaining a molded product after cooling and solidification.
Because the structural design of the traditional plastic rubber mold is not reasonable, the mold core is not convenient to install, the installation speed of the mold core is low, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a precision mold which is convenient to install, in order to solve the problems of the conventional technology.
A precision mold for ease of installation comprising:
the fixed die comprises a base, a die frame arranged on the base and a top seat arranged on the die frame;
the mould core is movably arranged on the top seat and is provided with a forming groove; the die core comprises two separable die core blocks, the die core blocks are provided with half-shaped grooves, and the half-shaped grooves on the two die core blocks are matched with each other to form the forming grooves;
the positioning assembly comprises at least two first positioning rods and a first elastic piece sleeved on the first positioning rods, one end of each first positioning rod movably penetrates through the top seat and is connected with the core block respectively, the other end of each first positioning rod is provided with a first abutting block, the first elastic piece is arranged between the top seat and the first abutting block, and the two ends of each first elastic piece are elastically abutted to the top seat and the first abutting block respectively to position the core block on the top seat.
The above-mentioned precision mold convenient to installation structural design is reasonable, passes the footstock through the one end activity of first locating rod and is connected with the core piece respectively, and the both ends of first elastic component elasticity butt respectively in footstock and first dog of supporting to first elastic component makes the core piece sticis on the footstock through first locating rod, makes mould benevolence simple to operate, realizes installing fast mould benevolence, is favorable to improving production efficiency.
In one embodiment, the top seat is provided with a first guide hole and a first guide groove, and one end of the first positioning rod movably penetrates through the first guide hole to be connected with the core block; the first guide groove is arranged around the first guide hole and communicated with the first guide hole, and part of the first elastic piece is movably accommodated in the first guide groove.
In one embodiment, the mold further comprises a fixing assembly fixedly installed on the top seat, wherein the fixing assembly comprises two wedge-shaped blocks, and the two wedge-shaped blocks are respectively located on two opposite sides of the mold core and respectively arranged corresponding to the mold core block.
In one embodiment, the wedge-shaped blocks are provided with first guide surfaces, the first guide surfaces of the two wedge-shaped blocks are oppositely arranged, the first guide surfaces are inclined surfaces, and the distance between the two first guide surfaces is gradually increased towards the direction away from the top seat; the section core block is provided with a first sliding surface which is an inclined surface, the first sliding surface is respectively in sliding fit with the first guide surface, and the positioning rod is parallel to the first sliding surface.
In one embodiment, a movable cavity is arranged in the wedge-shaped block, the movable cavity penetrates through one side, facing the core block, of the wedge-shaped block, a transfer block is arranged on one side, facing the wedge-shaped block, of the core block, and the transfer block is movably accommodated in the movable cavity; one end of the first positioning rod is connected with the switching block.
In one embodiment, the transfer block is provided with a jack, and one end of the first positioning rod is inserted into the jack; the precise die convenient to install further comprises a fixing pin, and the fixing pin is inserted into the fixing hole and abutted against the side portion of the first positioning rod.
In one embodiment, the wedge-shaped fixing component further comprises two limiting blocks movably arranged on the top seat, and the two limiting blocks are respectively located on two sides of the fixing component and respectively arranged corresponding to the wedge-shaped blocks.
In one embodiment, the positioning assembly further includes at least two second positioning rods and a second elastic member sleeved on the second positioning rods, two ends of the second positioning rods movably penetrate through the top seat and are respectively connected with the limiting block, a second abutting block is arranged at the other end of the second positioning rod, the second elastic member is arranged between the top seat and the second abutting block, and two ends of the second elastic member respectively elastically abut against the top seat and the second abutting block to position the limiting block on the top seat.
In one embodiment, the top seat is provided with a second guide hole and a second guide groove, and one end of the second positioning rod movably penetrates through the second guide hole to be connected with the core block; the second guide groove is arranged around the second guide hole and communicated with the second guide hole, and part of the second elastic piece is movably accommodated in the second guide groove.
In one embodiment, the movable die is arranged on the top seat and covers the molding groove to seal the molding groove.
Drawings
FIG. 1 is a schematic structural view of a precision mold for easy installation according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the precision mold shown in FIG. 1 to facilitate installation;
fig. 3 is a partial structural view of the precision mold shown in fig. 1 for easy installation.
The meaning of the reference symbols in the drawings is:
the fixed die comprises a fixed die 10, a base 11, a die carrier 12, a top seat 13, a supporting plate 14, a movable space 15, a first guide hole 16, a first guide groove 17, a second guide hole 18, a second guide groove 19, a fixed component 20, a wedge-shaped block 21, a movable cavity 210, a first guide surface 22, a second guide surface 23, a die core 30, a forming groove 31, a die core block 32, a half-shaped groove 33, a first sliding surface 34, a transfer block 35, a movable die 40, a through opening 41, a positioning component 50, a first positioning rod 51, a first elastic piece 52, a first abutting block 53, a second positioning rod 54, a second elastic piece 55, a second abutting block 56, a limiting block 60 and a second sliding surface 61.
Detailed Description
In order that the utility model may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 to 3, a precision mold convenient to mount according to an embodiment of the present invention is shown. Referring to fig. 1 and 2, the precision mold for easy installation includes a stationary mold 10, a mold core 30 and a positioning assembly 50. The fixed mold 10 includes a base 11, a mold frame 12 provided on the base 11, and a top base 13 provided on the mold frame 12. The mold core 30 is movably disposed on the top base 13, and the mold core 30 is provided with a molding groove 31. The mold core 30 includes two separable core blocks 32, as shown in fig. 3, the core blocks 32 are provided with half-shaped grooves 33, and the half-shaped grooves 33 on the two core blocks 32 cooperate to form the molding groove 31. The positioning assembly 50 includes at least two first positioning rods 51 and a first elastic member 52 sleeved on the first positioning rods 51, one end of each first positioning rod 51 movably penetrates through the top base 13 to be connected with the core block 32, the other end of each first positioning rod 51 is provided with a first abutting block 53, the first elastic member 52 is arranged between the top base 13 and the first abutting block 53, and two ends of the first elastic member 52 elastically abut against the top base 13 and the first abutting block 53 respectively to position the core block 32 on the top base 13.
Referring to fig. 1, the mold frame 12 includes two supporting plates 14 disposed at an interval, two ends of the supporting plates 14 are respectively connected to the base 11 and the top base 13, the two supporting plates 14, the base 11 and the top base 13 cooperate to form a movable space 15, and a portion of the first positioning rod 51 and a portion of the first elastic member 52 are both located in the movable space 15.
Referring to fig. 2, in the present embodiment, the top base 13 is provided with a first guide hole 16 and a first guide slot 17, and one end of the first positioning rod 51 movably passes through the first guide hole 16 to be connected with the core block 32. The first guide groove 17 is disposed around the first guide hole 16 and communicates with the first guide hole 16, and a portion of the first elastic member 52 is movably received in the first guide groove 17.
In some embodiments, the precision mold for ease of installation further includes a fixture assembly 20 fixedly mounted on the top base 13. Specifically, the fixing assembly 20 may be connected to the top chassis 13 by a screw, so that the fixing assembly 20 is fixedly mounted on the top chassis 13. The fixing assembly 20 includes two wedge blocks 21, and the two wedge blocks 21 are respectively located at two opposite sides of the mold core 30 and respectively arranged corresponding to the mold core block 32. Specifically, the wedge-shaped blocks 21 are provided with first guide surfaces 22, the first guide surfaces 22 of the two wedge-shaped blocks 21 are oppositely arranged, the first guide surfaces 22 are inclined surfaces, and the distance between the two first guide surfaces 22 gradually increases towards the direction away from the top base 13; the core blocks 32 are provided with first sliding surfaces 34, the first sliding surfaces 34 are inclined surfaces, and the first sliding surfaces 34 are respectively in sliding fit with the first guide surfaces 22.
After the forming groove 31 is formed into a formed product, an external force actuates the core block 32 to move in a direction away from the top seat 13, because the first sliding surfaces 34 are respectively in sliding fit with the first guiding surfaces 22, and the first guiding surfaces 22 and the first sliding surfaces 34 are both inclined surfaces, the core block 32 slides obliquely upwards along the first guiding surfaces 22, the two core blocks 32 are away from each other, that is, the half-grooves 33 of the two core blocks 32 are separated, and when the distance between the two core blocks 32 reaches a preset distance, the formed product can be taken out from between the two core blocks 32. During the process that the core block 32 slides upwards along the first guide surface 22, the core block 32 drives the first positioning rod 51 to move, and the first elastic piece 52 is compressed, so that after the external force for actuating the core block 32 to move is removed, the core block 32 and the first positioning rod 51 are reset under the action of the first elastic piece 52.
The first positioning rod 51 is parallel to the first sliding surface 34, ensuring that the moving direction of the first positioning rod 51 coincides with the moving direction of the core block 32.
The wedge block 21 is internally provided with a movable cavity 210, the movable cavity 210 penetrates through one side of the wedge block 21 facing the core block 32, one side of the core block 32 facing the wedge block 21 is provided with a switching block 35, and the switching block 35 is movably accommodated in the movable cavity 210. One end of the first positioning rod 51 is connected to the transfer block 35 so that the transfer block 35 moves in the movable cavity 210 when the core block 32 moves along the first guide surface 22 with respect to the wedge block 21.
Further, the adaptor block 35 is provided with a jack, and one end of the first positioning rod 51 is inserted into the jack through the first guide hole 16. Be equipped with the fixed orifices of intercommunication jack on the type pellet 32, the fixed orifices is located one side of jack, and the precision mould of the installation of being convenient for still includes the fixed pin, and the fixed pin inserts the lateral part of the first locating lever 51 of the downthehole and butt of fixed pin to with the one end location of first locating lever 51 in the jack, effectively guarantee the stability of being connected between first locating lever 51 and the switching piece 35.
Referring to fig. 1 again, the precision mold for easy installation further includes a movable mold 40 disposed on the top base 13, the movable mold 40 is pressed against the molding groove 31 to seal the molding groove 31, the movable mold 40 is provided with a through hole 41 communicating with the molding groove 31, and an injection nozzle is embedded in the through hole 41. The external injection molding machine injects the heated and melted plastic into the molding groove 31 through the injection nozzle.
Referring to fig. 2 and fig. 3, in the embodiment, the precision mold convenient to mount further includes two limiting blocks 60 movably disposed on the top base 13, and the two limiting blocks 60 are respectively disposed at two sides of the fixing assembly 20 and respectively correspond to the wedge-shaped block 21. The positioning assembly 50 further includes at least two second positioning rods 54 and a second elastic member 55 sleeved on the second positioning rods 54, two ends of the second positioning rods 54 movably penetrate through the top base 13 and are respectively connected with the limiting block 60, the other end of the second positioning rod 54 is provided with a second abutting block 56, the second elastic member 55 is arranged between the top base 13 and the second abutting block 56, and two ends of the second elastic member 55 respectively elastically abut against the top base 13 and the second abutting block 56 to position the limiting block 60 on the top base 13.
Further, the first elastic member 52 and the second elastic member 55 are both coil springs.
Further, the top base 13 is provided with a second guide hole 18 and a second guide groove 19, and one end of the second positioning rod 54 movably penetrates through the second guide hole 18 to be connected with the core block 32. The second guide groove 19 is disposed around the second guide hole 18 and communicates with the second guide hole 18, and a portion of the second elastic member 55 is movably received in the second guide groove 19.
In some embodiments, the wedge blocks 21 are provided with second guide surfaces 23, and the second guide surfaces 23 are provided on a side of the wedge blocks 21 away from the first guide surfaces 22, so that the second guide surfaces 23 on the two wedge blocks 21 are arranged away from each other, the second guide surfaces 23 are inclined surfaces, and a distance between the second guide surfaces 23 of the two wedge blocks 21 gradually decreases in a direction away from the footstock 13. It will be appreciated that the distance between the first guide surface 22 and the second guide surface 23 of each wedge-shaped block 21 decreases in a direction away from the top seat 13. The limiting block 60 is provided with a second sliding surface 61, the second sliding surface 61 is an inclined surface, the second sliding surface 61 is in sliding fit with the second guide surface 23, and the motion principle of the limiting block 60 is the same as that of the core block 32. The second positioning rod 54 is parallel to the second sliding surface 61, and the moving directions of the second positioning rod 54 and the second sliding surface 61 are ensured to be consistent.
The precision die convenient to install is reasonable in structural design, one end of the first positioning rod 51 movably penetrates through the top seat 13 to be connected with the die core block 32, and two ends of the first elastic piece 52 are elastically abutted against the top seat 13 and the first abutting stop 53 respectively, so that the first elastic piece 52 enables the die core block 32 to be tightly pressed on the top seat 13 through the first positioning rod 51, the die core 30 is convenient to install, the die core 30 is installed quickly, and the production efficiency is improved.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A precision mold for easy installation, comprising:
the fixed die comprises a base, a die frame arranged on the base and a top seat arranged on the die frame;
the mould core is movably arranged on the top seat and is provided with a forming groove; the die core comprises two separable die core blocks, the die core blocks are provided with half-shaped grooves, and the half-shaped grooves on the two die core blocks are matched with each other to form the forming grooves;
the positioning assembly comprises at least two first positioning rods and a first elastic piece sleeved on the first positioning rods, one end of each first positioning rod movably penetrates through the top seat to be connected with the core block respectively, a first abutting block is arranged at the other end of each first positioning rod, the first elastic piece is arranged between the top seat and the first abutting block, and two ends of the first elastic piece are elastically abutted to the top seat and the first abutting block respectively to position the core block on the top seat.
2. The precision mold convenient to install according to claim 1, wherein the top seat is provided with a first guide hole and a first guide groove, and one end of the first positioning rod movably passes through the first guide hole to be connected with the core block; the first guide groove is arranged around the first guide hole and communicated with the first guide hole, and part of the first elastic piece is movably accommodated in the first guide groove.
3. The precision mold convenient for installation according to claim 1, further comprising a fixing component fixedly installed on the top seat, wherein the fixing component comprises two wedge-shaped blocks, and the two wedge-shaped blocks are respectively located at two opposite sides of the mold core and respectively arranged corresponding to the mold core block.
4. The precision mold convenient for installation according to claim 3, wherein said wedge blocks are provided with first guide surfaces, said first guide surfaces of two said wedge blocks are oppositely arranged, said first guide surfaces are inclined surfaces, and the distance between two said first guide surfaces is gradually increased towards the direction far away from said top seat; the section core block is provided with a first sliding surface which is an inclined surface, the first sliding surface is respectively in sliding fit with the first guide surface, and the positioning rod is parallel to the first sliding surface.
5. The precision mold convenient to install as claimed in claim 3, wherein a movable cavity is arranged in the wedge-shaped block, the movable cavity penetrates through one side of the wedge-shaped block facing the core block, a transfer block is arranged on one side of the core block facing the wedge-shaped block, and the transfer block is movably accommodated in the movable cavity; one end of the first positioning rod is connected with the switching block.
6. The precision mold convenient to install as claimed in claim 5, wherein the transfer block is provided with a jack, and one end of the first positioning rod is inserted into the jack; the precise die comprises a core block, a jack and a precise die body, wherein the core block is provided with a fixing hole communicated with the jack, the fixing hole is positioned on one side of the jack, the precise die body convenient to install further comprises a fixing pin, and the fixing pin is inserted into the fixing hole and abutted against the side part of the first positioning rod.
7. The precision mold convenient to install of claim 3, further comprising two limiting blocks movably arranged on the top seat, wherein the two limiting blocks are respectively located at two sides of the fixing assembly and respectively arranged corresponding to the wedge-shaped blocks.
8. The precision mold convenient to install of claim 7, wherein the positioning assembly further comprises at least two second positioning rods and a second elastic member sleeved on the second positioning rods, two ends of the second positioning rods movably penetrate through the top seat and are respectively connected with the limiting block, a second abutting block is arranged at the other end of the second positioning rods, the second elastic member is arranged between the top seat and the second abutting block, and two ends of the second elastic member respectively elastically abut against the top seat and the second abutting block so as to position the limiting block on the top seat.
9. The precision mold convenient to install according to claim 8, wherein the top seat is provided with a second guide hole and a second guide groove, and one end of the second positioning rod movably penetrates through the second guide hole to be connected with the core block; the second guide groove is arranged around the second guide hole and communicated with the second guide hole, and part of the second elastic piece is movably accommodated in the second guide groove.
10. The precision mold of claim 1, further comprising a movable die disposed on the top base, the movable die covering the molding groove to seal the molding groove.
CN202122941117.8U 2021-11-25 2021-11-25 Precision mold convenient to install Expired - Fee Related CN216804232U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122941117.8U CN216804232U (en) 2021-11-25 2021-11-25 Precision mold convenient to install

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122941117.8U CN216804232U (en) 2021-11-25 2021-11-25 Precision mold convenient to install

Publications (1)

Publication Number Publication Date
CN216804232U true CN216804232U (en) 2022-06-24

Family

ID=82050289

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122941117.8U Expired - Fee Related CN216804232U (en) 2021-11-25 2021-11-25 Precision mold convenient to install

Country Status (1)

Country Link
CN (1) CN216804232U (en)

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Granted publication date: 20220624