CN220826234U - Injection molding machine convenient to retooling - Google Patents
Injection molding machine convenient to retooling Download PDFInfo
- Publication number
- CN220826234U CN220826234U CN202322467545.0U CN202322467545U CN220826234U CN 220826234 U CN220826234 U CN 220826234U CN 202322467545 U CN202322467545 U CN 202322467545U CN 220826234 U CN220826234 U CN 220826234U
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- Prior art keywords
- bolt
- sliding seat
- upper die
- injection molding
- molding machine
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000007599 discharging Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000000465 moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding machine convenient for die changing, which comprises: a frame and a lower die arranged at the top end of the frame; the first hydraulic cylinder is arranged on the inner side of the frame, the output end of the first hydraulic cylinder is connected with a connecting disc, and the top end of the connecting disc is fixedly connected with a pulling column; an auxiliary connection mechanism. The utility model provides an auxiliary connecting mechanism, a worker lifts an upper die to insert a rectangular bolt into a mounting hole, a bayonet lock is inserted into a clamping hole, so that the rectangular bolt is fixed with a sliding seat, the upper die is preinstalled at the bottom end of the sliding seat, the worker can lift the upper die, and then the first bolt can be screwed, so that the first bolt pushes the bayonet lock to shrink into the rectangular bolt, thereby releasing the fixing of the rectangular bolt and the sliding seat, facilitating the replacement of the upper die by the worker, and facilitating the replacement of the upper die by the worker through the cooperation of a plurality of parts.
Description
Technical Field
The utility model belongs to the technical field of injection molding machines, and particularly relates to an injection molding machine convenient for die changing.
Background
The injection machine, i.e. injection molding machine or injection molding machine, is the main molding equipment for producing plastic products of various shapes from thermoplastic plastics or thermosetting plastics by using a plastic molding die, wherein the injection mechanism is one of the indispensable components in the injection machine, and is generally in three main forms of 'plunger type, screw type and screw pre-molding plunger injection type', the most widely used is screw type, and the working principle is that a certain amount of plastics can be heated and plasticized in a specified time in one cycle of the injection machine, and molten plastics is injected into a die cavity from an injection head through a screw under a certain pressure and speed, and after the injection is finished, the molten materials injected into the die cavity are kept in a fixed shape.
According to the bulletin number CN216992798U disclosed by Chinese patent net, the horizontal discharging vertical injection molding machine comprises an upper die moving mechanism, an injection molding mechanism and a lower die moving mechanism, wherein the lower die moving mechanism is arranged on the surface of a frame and comprises a lower die mounting seat, a sliding mechanism and an ejection mechanism. According to the horizontal discharging vertical injection molding machine, the sliding mechanism can drive the lower die mounting seat to horizontally move in the working area, after products in the die are injection molded, the sliding mechanism drives the lower die mounting seat to move towards the outer side of a working area part, and the molded products are ejected out through the ejection mechanism, so that the horizontal discharging vertical injection molding machine is fast in demolding, is convenient for workers to directly take materials, and improves production efficiency. The lower die movable mechanism can stagger the demolding position of the product, increases the material taking space of the staff, avoids scalding caused by touching high-temperature parts in the injection molding area, and is safer.
In the above patent, though the material can be conveniently taken out, the injection molding pieces corresponding to different shapes need to be replaced with different molds when the injection molding machine is produced, two persons are needed to carry out the replacement of the existing molds, namely one person lifts the molds, the other person installs or removes the molds, manpower is wasted, the space of the mold closing part of the injection molding machine is small, and the replacement operation of workers is inconvenient, so that the injection molding machine convenient for replacing the molds is provided.
Disclosure of utility model
The utility model aims to provide an injection molding machine convenient for die replacement, so as to solve the problem that the upper die is inconvenient to replace in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
An injection molding machine for facilitating mold change, comprising: a frame and a lower die arranged at the top end of the frame; the first hydraulic cylinder is arranged on the inner side of the frame, the output end of the first hydraulic cylinder is connected with a connecting disc, the top end of the connecting disc is fixedly connected with a pulling column, and one end of the pulling column penetrates through the upper part of the frame and is fixedly connected with a sliding seat; the upper die is arranged on the inner side of the sliding seat; the positioning column is arranged at the top end of the sliding seat, the outer wall of the positioning column is connected with the movable frame in a sliding manner, the guide barrel is arranged at the inner side of the movable frame, the second hydraulic cylinder is arranged at the inner side of the movable frame, the output end of the second hydraulic cylinder is connected with the sliding seat, and the feed hopper is arranged at the feed inlet of the guide barrel; the auxiliary connecting mechanism is positioned between the sliding seat and the upper die and is used for assisting staff in disassembling and assembling the upper die and the sliding seat.
Further technical scheme, auxiliary connection mechanism is including setting up the rectangle bolt on sliding seat top, the inboard of sliding seat seted up with rectangle bolt assorted mounting hole, the inboard sliding connection of mounting hole has the bayonet lock, one side fixedly connected with auxiliary spring of bayonet lock, auxiliary spring's one end with rectangle bolt fixed connection, the inboard of sliding seat seted up with bayonet lock assorted fixed orifices.
According to a further technical scheme, the auxiliary connecting mechanism further comprises a first bolt which is connected to the inner side of the rectangular bolt in a threaded mode, and the first bolt abuts against the bolt.
According to a further technical scheme, the clamping pin is L-shaped, and the top end of the clamping pin is provided with an inclined plane.
According to a further technical scheme, a limiting block is fixedly connected to the outer wall of the bayonet lock, a limiting chute matched with the limiting block is formed in the inner side of the rectangular bolt, and the bayonet lock is in sliding connection with the rectangular bolt through the limiting block fixedly connected to the outer wall.
According to a further technical scheme, a second bolt is fixedly connected to the bottom end of the rectangular bolt, and a threaded hole matched with the second bolt is formed in the top end of the upper die.
The utility model has the beneficial effects that:
The utility model provides an auxiliary connecting mechanism, a worker holds up an upper die to insert a rectangular bolt into a mounting hole, when the inclined surface at the top end of the bayonet lock is contacted with a sliding seat, the bayonet lock is extruded by resistance to shrink into the rectangular bolt, after the rectangular bolt is completely inserted into the mounting hole, the bayonet lock is aligned with a clamping hole, so that the auxiliary spring is not pushed by external force to reset the bayonet lock, the bayonet lock is inserted into the clamping hole, thereby fixing the rectangular bolt and the sliding seat, so that the upper die is preinstalled at the bottom end of the sliding seat, then the worker can loosen the hand to fix the upper die with the sliding seat through a bolt assembly, when the upper die needs to be disassembled, the worker can hold up the upper die, then the first bolt can be screwed, so that the first bolt pushes the bayonet lock to shrink into the rectangular bolt, thereby releasing the fixing of the rectangular bolt and the sliding seat, facilitating the replacement of the upper die by the worker.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
Fig. 1: the structure of the utility model is schematically shown.
Fig. 2: the top structure of the sliding seat is schematically shown.
Fig. 3: the utility model provides a sectional view of a sliding seat.
Fig. 4: the sliding seat and the upper die are installed in a schematic view.
Fig. 5: the rectangular bolt installation schematic diagram of the utility model.
Fig. 6: the internal structure of the rectangular bolt is schematically shown.
Reference numerals: 1. a frame; 2. a first hydraulic cylinder; 3. a connecting disc; 4. pulling the column; 5. a sliding seat; 6. a lower die; 7. an upper die; 8. positioning columns; 9. a second hydraulic cylinder; 10. a movable frame; 11. a guide barrel; 12. a feed hopper; 13. a rectangular bolt; 14. a first bolt; 15. a bayonet lock; 16. a mounting hole; 17. a clamping hole; 18. a second bolt; 19. a threaded hole; 20. an auxiliary spring.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-6, in an embodiment of the present utility model, an injection molding machine for facilitating mold changing includes: a frame 1 and a lower die 6 mounted on the top end of the frame 1; the first hydraulic cylinder 2 is arranged on the inner side of the frame 1, the output end of the first hydraulic cylinder 2 is connected with a connecting disc 3, the top end of the connecting disc 3 is fixedly connected with a pulling column 4, and one end of the pulling column 4 penetrates through the upper side of the frame 1 and is fixedly connected with a sliding seat 5; an upper die 7, the upper die 7 being disposed inside the slide base 5; the positioning column 8 is arranged at the top end of the sliding seat 5, the outer wall of the positioning column 8 is connected with the movable frame 10 in a sliding manner, the guide barrel 11 is arranged at the inner side of the movable frame 10, the second hydraulic cylinder 9 is arranged at the inner side of the movable frame 10, the output end of the second hydraulic cylinder 9 is connected with the sliding seat 5, and the feed inlet of the guide barrel 11 is provided with the feed hopper 12; the auxiliary connecting mechanism is positioned between the sliding seat 5 and the upper die 7 and is used for assisting a worker in disassembling and assembling the upper die 7 and the sliding seat 5.
In this embodiment: the heating component can be arranged in the inner cavity of the guide barrel 11, the heating component can be heating devices such as an electric heating coil, a screw conveying rod can be arranged in the guide barrel 11, a driving motor for driving the screw conveying rod is arranged at the top end of the guide barrel 11, the first hydraulic cylinder 2 is started, the output end of the first hydraulic cylinder 2 drives the connecting disc 3 to drive the upper die 7 to move downwards, the upper die 7 and the lower die 6 are clamped, the second hydraulic cylinder 9 is started later, the movable frame 10 is driven by the output end of the second hydraulic cylinder 9 to drive the guide barrel 11 to move downwards, so that the bottom injection orifice of the guide barrel 11 is inserted into the top end feed inlet of the upper die 7, and then raw materials in a fused state can be injected into the upper die 7 and the lower die 6 through the screw conveying rod in the guide barrel 11.
Referring to fig. 3-6, the auxiliary connection mechanism includes a rectangular bolt 13 disposed at the top end of the sliding seat 5, a mounting hole 16 matched with the rectangular bolt 13 is provided at the inner side of the sliding seat 5, a bayonet lock 15 is slidably connected at the inner side of the mounting hole 16, an auxiliary spring 20 is fixedly connected at one side of the bayonet lock 15, one end of the auxiliary spring 20 is fixedly connected with the rectangular bolt 13, a fixing hole matched with the bayonet lock 15 is provided at the inner side of the sliding seat 5, the auxiliary connection mechanism further includes a first bolt 14 screwed on the inner side of the rectangular bolt 13, the first bolt 14 abuts against the bayonet lock 15, the bayonet lock 15 is L-shaped, and an inclined plane is provided at the top end of the bayonet lock 15.
In this embodiment: the staff holds up the upper die 7 and inserts the mounting hole 16 inside with rectangular bolt 13, when bayonet lock 15 top inclined plane and sliding seat 5 contact, bayonet lock 15 receives resistance extrusion auxiliary spring 20 shrink to rectangular bolt 13 inside, after rectangular bolt 13 inserts mounting hole 16 inside completely, bayonet lock 15 aligns with joint hole 17, make auxiliary spring 20 no longer receive external force to push bayonet lock 15 to reset, make bayonet lock 15 insert joint hole 17 inside, thereby fix rectangular bolt 13 and sliding seat 5, thereby install upper die 7 in advance in the bottom of sliding seat 5, then the staff can loosen the hand and fix upper die 7 and sliding seat 5 through the bolt assembly, when needs dismantle upper die 7, the staff can hold up upper die 7, then can spin first bolt 14, make first bolt 14 promote bayonet lock 15 shrink to rectangular bolt 13 inside, thereby remove rectangular bolt 13 and sliding seat 5 fixed, thereby the staff of being convenient for changes upper die 7, the cooperation of a plurality of parts of above is convenient for the staff to carry out upper die 7 through the cooperation of above change.
Referring to fig. 6, a limiting block is fixedly connected to an outer wall of the bayonet 15, a limiting chute matched with the limiting block is provided on an inner side of the rectangular latch 13, and the bayonet 15 is slidably connected with the rectangular latch 13 through the limiting block fixedly connected to the outer wall.
In this embodiment: when the bayonet lock 15 moves to the inner side of the rectangular bolt 13, the bayonet lock 15 is limited by the mutual cooperation of the limiting block and the limiting chute through the limiting block moving along the direction of the limiting chute, so that the offset of the bayonet lock 15 in the moving process is avoided.
Referring to fig. 5, a second bolt 18 is fixedly connected to the bottom end of the rectangular bolt 13, and a threaded hole 19 matched with the second bolt 18 is formed in the top end of the upper die 7.
In this embodiment: when the upper die 7 needs to be replaced, the rectangular bolt 13 can be in threaded connection with the upper die 7 through the second bolt 18, so that the rectangular bolt 13 and the upper die 7 are fixed, and the rectangular bolt 13 can be reused by reversing the steps.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. An injection molding machine for facilitating mold change, comprising:
The lower die (6) is arranged at the top end of the frame (1);
The first hydraulic cylinder (2), the first hydraulic cylinder (2) is installed inside the frame (1), the output end of the first hydraulic cylinder (2) is connected with a connecting disc (3), the top end of the connecting disc (3) is fixedly connected with a pulling column (4), and one end of the pulling column (4) penetrates through to the upper part of the frame (1) and is fixedly connected with a sliding seat (5);
An upper die (7), wherein the upper die (7) is arranged on the inner side of the sliding seat (5);
The positioning column (8), the top of sliding seat (5) is installed reference column (8), the outer wall sliding connection of reference column (8) has movable frame (10), guide bucket (11) are installed to the inboard of movable frame (10), second pneumatic cylinder (9) are installed to the inboard of movable frame (10), the output of second pneumatic cylinder (9) with sliding seat (5) is connected, feed hopper (12) are installed in the feed inlet department of guide bucket (11);
The auxiliary connecting mechanism is positioned between the sliding seat (5) and the upper die (7) and is used for assisting staff in disassembling and assembling the upper die (7) and the sliding seat (5).
2. The injection molding machine convenient for mold changing according to claim 1, wherein the auxiliary connection mechanism comprises a rectangular bolt (13) arranged at the top end of the sliding seat (5), a mounting hole (16) matched with the rectangular bolt (13) is formed in the inner side of the sliding seat (5), a bayonet lock (15) is slidably connected to the inner side of the mounting hole (16), an auxiliary spring (20) is fixedly connected to one side of the bayonet lock (15), one end of the auxiliary spring (20) is fixedly connected with the rectangular bolt (13), and a fixing hole matched with the bayonet lock (15) is formed in the inner side of the sliding seat (5).
3. An injection molding machine according to claim 2, wherein the auxiliary connection mechanism further comprises a first bolt (14) screwed inside the rectangular bolt (13), and the first bolt (14) abuts against the bayonet (15).
4. Injection molding machine facilitating mold changing according to claim 2, characterized in that the bayonet (15) is provided in an L-shape and the top end of the bayonet (15) is provided with a bevel.
5. The injection molding machine convenient for mold changing according to claim 2, wherein a limiting block is fixedly connected to the outer wall of the bayonet lock (15), a limiting chute matched with the limiting block is formed in the inner side of the rectangular bolt (13), and the bayonet lock (15) is in sliding connection with the rectangular bolt (13) through the limiting block fixedly connected to the outer wall.
6. The injection molding machine convenient for mold changing according to claim 2, wherein a second bolt (18) is fixedly connected to the bottom end of the rectangular bolt (13), and a threaded hole (19) matched with the second bolt (18) is formed in the top end of the upper mold (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322467545.0U CN220826234U (en) | 2023-09-12 | 2023-09-12 | Injection molding machine convenient to retooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322467545.0U CN220826234U (en) | 2023-09-12 | 2023-09-12 | Injection molding machine convenient to retooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220826234U true CN220826234U (en) | 2024-04-23 |
Family
ID=90725873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322467545.0U Active CN220826234U (en) | 2023-09-12 | 2023-09-12 | Injection molding machine convenient to retooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220826234U (en) |
-
2023
- 2023-09-12 CN CN202322467545.0U patent/CN220826234U/en active Active
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