CN216885065U - Mould locking part of vertical injection molding machine - Google Patents
Mould locking part of vertical injection molding machine Download PDFInfo
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- CN216885065U CN216885065U CN202122175518.7U CN202122175518U CN216885065U CN 216885065 U CN216885065 U CN 216885065U CN 202122175518 U CN202122175518 U CN 202122175518U CN 216885065 U CN216885065 U CN 216885065U
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- die holder
- upper die
- injection molding
- molding machine
- vertical injection
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Abstract
The utility model provides a mold locking component of a vertical injection molding machine, which comprises a rack, wherein a lower die holder is arranged at the lower end in the rack, an upper die holder is arranged at the upper end of the lower die holder, a lower die and an upper die are respectively arranged at the upper end of the lower die holder and the lower end of the upper die holder, driving blocks are arranged on two sides of the upper die holder, a guide groove facing the upper die holder is formed in each driving block, a threaded rod is rotatably connected in each guide groove, a moving block is connected to each threaded rod in a threaded manner, and the upper die holder is detachably connected with the two moving blocks; the lower end of the upper die side wall and the upper end of the lower die side wall are both connected with a butt joint ring plate, a ring groove is formed in the butt joint ring plate, the upper ring groove and the lower ring groove are opposite in opening, an air pump is arranged at the upper end of the upper die base, and the output end of the air pump is connected with the ring groove at the upper end through an air pipe. The utility model adopts double locking, improves the mold locking effect and ensures effective processing.
Description
Technical Field
The utility model mainly relates to the technical field of injection molding machines, in particular to a mold locking part of a vertical injection molding machine.
Background
The injection moulding machine is similar to the injection syringe for injection, and is a technological process in which the plasticized plastic in a molten state (i.e. viscous state) is injected into a closed mould cavity by means of the thrust of a screw (or a plunger), and the product is obtained after solidification and shaping. The mold closing part and the injection part of the vertical injection molding machine are positioned on the same vertical center line, and the mold is opened in the vertical direction. If the mold clamping force is smaller than the pressure in the mold cavity, the mold will produce a gap, which causes the flaw of the finished product; if the mold locking force is too large, the large column is bent or the mold plates are deformed, so that enough mold locking force is needed between the upper mold plate and the lower mold plate, the reverse driving force generated to the mold in the high-pressure forming process of the part is counteracted, the upper mold locking seat and the lower mold locking seat are ensured not to generate displacement in the forming process, and the quality of the part is ensured.
For example, application number is CN 201720628129.6's patent application, including the connecting rod that two levels set up, the outside of the connecting rod that two levels set up all overlaps and is equipped with locking mechanism, and two locking mechanism have same movable mould board with the welding, the one end welding that locking mechanism was kept away from to the connecting rod has the fixed die plate, it is equipped with the terrace die to press from both sides between movable mould board and the fixed die plate, the cylindrical recess has all been seted up to the fixed die plate both sides, first draw-in groove has been seted up to the top central point in cylindrical recess, rotate on the both sides inner wall in cylindrical recess and install the pivot, the pivot is close to cylindrical recess open-ended one side welding has L shape fixture block, and L shape fixture block and first draw-in groove looks adaptation. Although the male die and the female die are clamped mutually, the die locking effect is common.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a mold locking part of a vertical injection molding machine, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a mold locking part of a vertical injection molding machine comprises a rack, wherein a lower mold base is arranged at the lower end in the rack, an upper mold base is arranged at the upper end of the lower mold base, a lower mold and an upper mold are respectively arranged at the upper end of the lower mold base and the lower end of the upper mold base, driving blocks are arranged on two sides of the upper mold base, a guide groove facing the upper mold base is formed in each driving block, a threaded rod is rotatably connected in each guide groove, a moving block is connected to each threaded rod in a threaded mode, and the upper mold base is detachably connected with the two moving blocks; go up mould lateral wall lower extreme and lower mould lateral wall upper end and all be connected with the butt joint crown plate, the annular has been seted up to butt joint crown plate inside, and from top to bottom the annular opening is relative, the upper die base upper end is equipped with the air pump, the air pump output passes through the trachea with the upper end annular and is connected.
Preferably, the upper end of the rack is provided with a stepping motor, and the output end of the stepping motor is connected with the threaded rod through a belt and a belt pulley respectively.
Preferably, two sliding rods parallel to the threaded rod are arranged in the guide groove, and the moving block is connected with the two sliding rods in a sliding mode.
Preferably, each moving block is internally provided with a mounting groove, a clamping block slides in each mounting groove, a plurality of electric push rods are connected between each clamping block and the inner wall of each mounting groove, and clamping grooves clamped with the clamping blocks are respectively arranged on two sides of the upper die base.
Preferably, a telescopic rod is connected between the upper die holder and the lower die holder, and a telescopic spring is sleeved on the telescopic rod.
Preferably, the side walls of the ring groove are connected with sealing layers.
Preferably, be connected with a plurality of flexible jibs between upper die base upper end and the rack, the upper die base upper end is connected with a plurality of stoppers.
Compared with the prior art, the utility model has the beneficial effects that:
the stepping motor is started, the stepping motor drives the two threaded rods to rotate, the moving block moves, the upper die base is driven to move, the upper die and the lower die are attached, and the upper die and the lower die are difficult to deviate or deform due to threaded connection, so that the precision of finished products is improved, and a double-die-locking mode is formed; after the upper die and the lower die are in butt joint, the upper butt joint ring plate and the lower butt joint ring plate are also attached, a closed space is formed inside the upper ring groove and the lower ring groove through close attachment of the sealing layer, an air pump is started, air in the closed space formed inside the upper ring groove and the lower ring groove is pumped out by the air pump to form vacuum, so that the upper die and the lower die are tightly attached and cannot be separated, and double-mode locking is formed; through dual mode locking, can effectively improve the mode locking effect.
The present invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic plan view of the present invention;
FIG. 3 is a partial perspective view of a drive block according to the present invention;
FIG. 4 is a schematic view of a partial structure of a moving block according to the present invention;
FIG. 5 is an enlarged view of the utility model at A.
In the figure: 1. a rack; 11. a lower die holder; 12. an upper die holder; 13. a lower die; 14. an upper die; 15. a telescopic rod; 16. a tension spring; 17. a telescopic boom; 18. a stepping motor; 2. a drive block; 21. a guide groove; 22. a threaded rod; 23. a moving block; 231. mounting grooves; 232. a clamping block; 233. an electric push rod; 24. a slide bar; 3. butting ring plates; 31. a ring groove; 32. an air pump; 33. a sealing layer; 34. and a limiting block.
Detailed Description
In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
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, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, the present invention provides a technical solution: a mold locking part of a vertical injection molding machine comprises a rack 1, wherein a lower die holder 11 is installed at the lower end inside the rack 1, an upper die holder 12 is arranged at the upper end of the lower die holder 11, a lower die 13 and an upper die 14 are respectively installed at the upper end of the lower die holder 11 and the lower end of the upper die holder 12, driving blocks 2 are arranged on two sides of the upper die holder 12, a guide groove 21 facing the upper die holder 12 is formed inside each driving block 2, a threaded rod 22 is rotatably connected inside each guide groove 21, a moving block 23 is connected to the threaded rod 22 in a threaded manner, a stepping motor 18 is arranged at the upper end of the rack 1, the output end of the stepping motor 18 is respectively connected with the threaded rod 22 through a belt and a belt pulley, a single stepping motor 18 is adopted for driving, the same rotating frequency of the threaded rod 22 can be ensured, the manufacturing cost can be effectively reduced, two sliding rods 24 parallel to the threaded rod 22 are arranged inside each guide groove 21, the moving block 23 is connected with the two slide bars 24 in a sliding manner, and the slide bars 24 can ensure the moving stability of the moving block 23 and the stable movement of the upper die holder 12. Step motor 18 is started, step motor 18 drives two threaded rods 22 to rotate, so that moving block 23 moves to drive upper die base 12 to move, upper die 14 and lower die 13 are attached, and upper die 14 and lower die 13 are difficult to deviate or deform due to threaded connection, thereby being beneficial to improving the precision rate of finished products.
Please refer to fig. 1-4 again, the upper die holder 12 is detachably connected to the two moving blocks 23, each of the moving blocks 23 has an installation groove 231 therein, a locking block 232 slides in the installation groove 231, a plurality of electric push rods 233 are connected between the locking block 232 and the inner wall of the installation groove 231, and two sides of the upper die holder 12 are respectively provided with a locking groove for locking the locking block 232. The electric push rod 233 drives the fixture block 232 to move, so that the fixture block 232 moves into the installation groove 231, and replacement and maintenance of the device are facilitated. Be connected with telescopic link 15 between upper die base 12 and the die holder 11, the cover is equipped with expanding spring 16 on the telescopic link 15, and expanding spring 16 provides the cushion force when upper die base 12 pushes down, avoids the punching press power too big, causes harmful effects.
Please refer to fig. 1, 2 and 5 again, the lower end of the side wall of the upper die 14 and the upper end of the side wall of the lower die 13 are both connected with a butt-joint ring plate 3, a ring groove 31 is formed in the butt-joint ring plate 3, the upper ring groove 31 and the lower ring groove 31 are opposite in opening, an air pump 32 is arranged at the upper end of the upper die base 12, the output end of the air pump 32 is connected with the upper ring groove 31 through an air pipe, and the side wall of the ring groove 31 is connected with a sealing layer 33. After last mould 14 and lower mould 13 butt joint, two upper and lower butt joint ring boards 3 also laminate, through the inseparable laminating of sealing layer 33 for two upper and lower annular 31 are inside to form airtight space, start air pump 32, and the airtight space air that two upper and lower annular 31 are inside to be formed is taken out to air pump 32, forms the vacuum, thereby makes last mould 14 and lower mould 13 closely laminate, can't separate, improves the mode locking effect.
Please refer to fig. 1 and 2, a plurality of telescopic suspenders 17 are connected between the upper end of the upper die holder 12 and the rack 1, the telescopic suspenders 17 can provide a supporting force for the upper die holder 12 to prevent the upper die holder 12 from falling off, a plurality of stoppers 34 are connected to the upper end of the upper die holder 12, the stoppers 34 can prevent the air pump 32 from being damaged due to the contact between the stoppers 34 and the top wall of the rack 1 when the upper die holder 12 moves upwards,
the specific operation mode of the utility model is as follows:
when the staff uses, start step motor 18, step motor 18 drives two threaded rods 22 and rotates, make movable block 23 remove, drive upper die base 12 and remove, make upper die 14 and lower mould 13 laminate, because threaded connection, it is difficult for skew or deformation to take place for upper die 14 and lower mould 13, be favorable to improving out off-the-shelf accurate rate, after upper die 14 and lower mould 13 butt joint, two upper and lower butt joint ring boards 3 also laminate, through the inseparable laminating of sealing layer 33, make the inside airtight space that forms of two upper and lower annular 31, start air pump 32, the airtight space air that two upper and lower annular 31 inside formed is taken out to air pump 32, form the vacuum, thereby make upper die 14 and lower mould 13 closely laminate, can't separate, improve the mode locking effect.
The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (7)
1. The utility model provides a mode locking part of vertical injection molding machine, includes rack (1), its characterized in that: the lower die holder (11) is mounted at the lower end of the interior of the rack (1), the upper die holder (12) is arranged at the upper end of the lower die holder (11), the lower die (13) and the upper die (14) are respectively mounted at the upper end of the lower die holder (11) and the lower end of the upper die holder (12), driving blocks (2) are arranged on two sides of the upper die holder (12), a guide groove (21) facing the upper die holder (12) is formed in each driving block (2), a threaded rod (22) is rotatably connected to the interior of each guide groove (21), a movable block (23) is connected to the threaded rod (22) in a threaded mode, and the upper die holder (12) is detachably connected with the two movable blocks (23);
go up mould (14) lateral wall lower extreme and lower mould (13) lateral wall upper end and all be connected with butt joint crown plate (3), annular (31) have been seted up to butt joint crown plate (3) inside, and from top to bottom annular (31) opening is relative, upper die base (12) upper end is equipped with air pump (32), air pump (32) output and upper end annular (31) are connected through the trachea.
2. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: the rack is characterized in that a stepping motor (18) is arranged at the upper end of the rack (1), and the output end of the stepping motor (18) is connected with a threaded rod (22) through a belt and a belt pulley respectively.
3. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: two sliding rods (24) parallel to the threaded rod (22) are arranged in the guide groove (21), and the moving block (23) is connected with the two sliding rods (24) in a sliding mode.
4. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: each moving block (23) is internally provided with an installation groove (231), a clamping block (232) slides in the installation groove (231), a plurality of electric push rods (233) are connected between the clamping block (232) and the inner wall of the installation groove (231), and clamping grooves clamped with the clamping block (232) are respectively arranged on two sides of the upper die base (12).
5. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: an expansion rod (15) is connected between the upper die holder (12) and the lower die holder (11), and an expansion spring (16) is sleeved on the expansion rod (15).
6. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: the side walls of the ring grooves (31) are connected with sealing layers (33).
7. The mold clamping unit of a vertical injection molding machine according to claim 1, wherein: a plurality of telescopic hanging rods (17) are connected between the upper end of the upper die base (12) and the rack (1), and a plurality of limiting blocks (34) are connected to the upper end of the upper die base (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122175518.7U CN216885065U (en) | 2021-09-07 | 2021-09-07 | Mould locking part of vertical injection molding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122175518.7U CN216885065U (en) | 2021-09-07 | 2021-09-07 | Mould locking part of vertical injection molding machine |
Publications (1)
Publication Number | Publication Date |
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CN216885065U true CN216885065U (en) | 2022-07-05 |
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CN202122175518.7U Active CN216885065U (en) | 2021-09-07 | 2021-09-07 | Mould locking part of vertical injection molding machine |
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CN (1) | CN216885065U (en) |
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2021
- 2021-09-07 CN CN202122175518.7U patent/CN216885065U/en active Active
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