CN215943601U - Novel injection molding machine locking mechanism - Google Patents
Novel injection molding machine locking mechanism Download PDFInfo
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- CN215943601U CN215943601U CN202121999878.2U CN202121999878U CN215943601U CN 215943601 U CN215943601 U CN 215943601U CN 202121999878 U CN202121999878 U CN 202121999878U CN 215943601 U CN215943601 U CN 215943601U
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Abstract
The utility model relates to the field of injection molding machine equipment, in particular to a novel injection molding machine die assembly mechanism which comprises a machine base, wherein a fixed die plate, a movable die plate, a thrust seat and a fixed tail plate which are connected through a pull rod are sequentially arranged at the top of the machine base from one end to the other end, a linkage mechanism for controlling the movable die plate and the thrust seat to move is arranged among the movable die plate, the thrust seat and the fixed tail plate, two guide plates which are arranged in parallel are arranged at the top of the machine base, the bottom of the fixed tail plate is fixed at one end of each guide plate, a leveling sliding assembly is arranged between the movable die plate and each guide plate, and a mechanical safety device is arranged at the same side of the thrust seat and the fixed tail plate, close to the bottom end of the machine base. The utility model has the advantages of reasonable design, convenient maintenance, good equipment stability, high product yield, mechanical insurance position arrangement, convenient maintenance and indirect improvement of safety.
Description
Technical Field
The utility model relates to the field of injection molding machine equipment, in particular to a novel injection molding machine mold closing mechanism.
Background
The mould closing mechanism of the existing injection molding machine has the following problems:
1. the thrust seat of the inward-turning type die closing mechanism is mostly a small thrust seat, and is arranged in the fixed tail plate of the die closing mechanism, the moving range is limited in the tail plate, and the die opening stroke and the capacity modulus are limited;
2. the thrust seat of the inward-turning type die-clamping mechanism is not fixed by two guide rods, and the stability is poor when the die is opened and closed;
3. on an injection molding machine provided with a die assembly mechanism comprising a fixed die plate, a movable die plate, a thrust seat and a fixed tail plate, mechanical bumpers are mostly arranged on the top surface of the whole machine and need to climb to the top for maintenance, which is very inconvenient;
4. the fixed die plate, the movable die plate, the thrust seat and the fixed tail plate are connected to the pull rod, the movable die plate and the thrust seat are arranged between the fixed die plate and the fixed tail plate and move on the pull rod, but in use, the bottoms of the movable die plate and the thrust seat are usually in a suspended state, and the dead weight of the movable die plate and the thrust seat can deform the pull rod to a certain extent or influence components connected with the movable die plate, the thrust seat and the pull rod after a long time, so that production errors are generated and the product quality is influenced;
5. the product ejecting mechanism for ejecting the oil cylinder is arranged on the movable template, so that the two sides are stressed unevenly, friction is increased, and the product ejecting effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a novel mold clamping mechanism of an injection molding machine.
A novel injection molding machine mould closing mechanism comprises a machine base, wherein a fixed template, a movable template, a thrust seat and a fixed tail plate which are connected through a pull rod are sequentially arranged at the top of the machine base from one end to the other end, and a linkage mechanism for controlling the movable template and the thrust seat to move is arranged among the movable template, the thrust seat and the fixed tail plate;
the top of the machine base is provided with two guide plates which are arranged in parallel, the bottom of the fixed tail plate is fixed at one end of each guide plate, a leveling sliding assembly is arranged between the movable template and each guide plate, the movable template slides on the guide plates through the leveling sliding assembly, the leveling sliding assembly comprises a movable template connecting block, the movable template connecting block is provided with inclined planes which are symmetrically arranged into inverted V shapes, each inclined plane is matched with a wedge block, the joint area of the wedge blocks and the inclined planes is controlled through adjusting bolts, the bottom surfaces of the two wedge blocks are provided with guide blocks connected to the guide plates, and the guide blocks slide on the guide plates;
thrust bearing and fixed tailboard are equipped with mechanical safety device with the bottom that is close to the frame with one side, including establishing the first connecting block on thrust bearing, establish second connecting block and the bumper on fixed tailboard, the second connecting block is equipped with the through-hole, bumper one end is fixed in first connecting block, the bumper other end passes the through-hole, the equipartition has a plurality of insurance grooves on the bumper.
Further, the link gear is including establishing compound die hydro-cylinder and the link mechanism in fixed tailboard one side of keeping away from the thrust bearing, set up the free bearing respectively above and below the thrust bearing, be equipped with the thrust muscle between the higher authority and the lower authority, the flexible end of compound die hydro-cylinder passes fixed tailboard and connects in the thrust muscle, link mechanism includes connecting rod, preceding connecting rod and back connecting rod, and the front end of preceding connecting rod is articulated with the movable mould board through the slip cap, and preceding connecting rod rear end is connected with the slip cap of back connecting rod front end through the round pin axle, and back connecting rod rear end is articulated with fixed tailboard through the slip cap, and the round pin hub connection of back connecting rod lower part through slip cap and connecting rod upper end, and the connecting rod lower extreme is articulated with the thrust bearing through the slip cap.
Furthermore, one end of the pull rod is connected to the fixed die plate through a pull rod fixing device, and the other end of the pull rod is connected to the fixed tail plate through a die adjusting mechanism.
Further, be equipped with product ejecting mechanism on the movable mould board, including the push rod that passes the movable mould board, the push rod is located the movable mould board and is close to thrust bearing one side and is equipped with the push pedal, the push pedal both sides all are equipped with an ejecting hydro-cylinder, ejecting hydro-cylinder's flexible end is connected in the push pedal, and the stiff end is fixed in the movable mould board.
Furthermore, a connecting plate is arranged on each of two sides of each pull rod fixing device at the bottom end of the fixed die plate, an extending end is arranged on each connecting plate, reinforcing rib plates are arranged on the extending ends and the fixed die plate, and a plurality of fixing holes are formed in each connecting plate.
The utility model has the advantages that: the utility model has reasonable design, convenient maintenance, good equipment stability and high product yield; the external large-size thrust seat increases the die opening stroke and the capacity modulus, and the die opening and closing are more stable; the position of the mechanical bumper is arranged, so that the maintenance is convenient, the safety degree is indirectly improved, the risk of climbing and maintaining due to the fact that the mechanical bumper is arranged at the top is avoided, and the problems that the follow-up volume modulus on the fixed template and the movable template is increased and the length of the bumper is increased are solved; two ejection oil cylinders are arranged on two sides and can simultaneously push the push plates to reduce the problem of uneven stress and reduce friction force, the size of the oil cylinders can be reduced by the two oil cylinders, the occupied space of the installation position is reduced, single ejection force can be reduced, a plurality of machine types can be universal, and the ejection oil cylinders do not need to be frequently replaced due to the fact that the machine types are enlarged.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a schematic view of the linkage mechanism of the present invention;
FIG. 4 is a schematic view of the connection of the clamp cylinder and the link mechanism of the present invention;
FIG. 5 is a schematic view of the thrust block of the present invention;
FIG. 6 is a schematic view of the product ejection mechanism of the present invention;
FIG. 7 is a perspective view of the leveling slide assembly of the present invention;
FIG. 8 is a schematic side perspective view of the leveling slide assembly of the present invention.
As shown in the figure: 1. a machine base; 2. a pull rod; 3. fixing a template; 4. moving the template; 5. a thrust seat; 6. fixing the tail plate; 7. a guide plate; 8. a leveling sliding assembly; 9. a linkage mechanism; 10. a bumper; 11. a pull rod fixing device; 12. a mold adjusting mechanism; 13. pushing the plate; 14. ejecting an oil cylinder; 15. a connecting plate; 16. an extension end; 17. reinforcing rib plates; 18. a fixing hole; 19. a push rod; 501. a first connection block; 601. a second connecting block; 602. a through hole; 801. a movable template connecting block; 802. a bevel; 803. a wedge block; 804. adjusting the bolt; 805. a guide block; 901. a die closing oil cylinder; 902. hinging seat; 903. a thrust rib; 904. a connecting rod; 905. a front link; 906. a rear connecting rod; 907. a sliding sleeve; 908. a pin shaft; 1001. and a safety slot.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a novel mold clamping mechanism of an injection molding machine comprises a machine base 1, wherein a fixed mold plate 3, a movable mold plate 4, a thrust seat 5 and a fixed tail plate 6 which are connected by 4 pull rods 2 are sequentially arranged at the top of the machine base 1 from one end to the other end, and a linkage mechanism 9 for controlling the movable mold plate 4 and the thrust seat 5 to move is arranged among the movable mold plate 3, the thrust seat 4 and the fixed tail plate 5;
the top of the machine base 1 is provided with two guide plates 7 which are arranged in parallel, the bottom of the fixed tail plate 6 is fixed at one end of each guide plate 7, a leveling sliding assembly 8 is arranged between the movable template 4 and the guide plates 5, and the movable template 4 slides on the guide plates 5 through the leveling sliding assemblies 8;
the mechanical safety device is arranged at the bottom end, close to the machine base 1, of the same side of the thrust base 5 and the fixed tail plate 6, and comprises a first connecting block 501 arranged on the thrust base 5, a second connecting block 601 arranged on the fixed tail plate 6 and a bumper 10, wherein the second connecting block 601 is provided with a through hole 602, one end of the bumper 10 is fixed on the first connecting block 501, the other end of the bumper 10 penetrates through the through hole 602, and a plurality of safety grooves 1001 are uniformly distributed in the bumper 10;
one end of the pull rod 2 is connected to the fixed template 3 through a pull rod fixing device 11, the other end of the pull rod is connected to the fixed tail plate 6 through a mold adjusting mechanism 12, and the mold adjusting mechanism 12 is used for adjusting the mold;
the two sides of each pull rod fixing device 11 at the bottom end of the fixed die plate 3 are respectively provided with a connecting plate 15, each connecting plate 15 is provided with an extending end 16, a reinforcing rib plate 17 is arranged between each extending end 16 and the fixed die plate 3, and the connecting plates 15 are provided with a plurality of fixing holes 18.
As shown in fig. 3, 4 and 5, the linkage mechanism 9 includes a mold clamping cylinder 901 and a link mechanism which are arranged on one side of the fixed tail plate 6 away from the thrust bearing 5, hinge seats 902 are respectively arranged on the upper side and the lower side of the thrust bearing 5, a thrust rib 903 is arranged between the upper side and the lower side, the telescopic end of the mold clamping cylinder 901 passes through the fixed tail plate 6 and is connected to the thrust rib 903, the link mechanism is set into 4 groups, each group includes a connecting rod 904, a front connecting rod 905 and a rear connecting rod 906, the front end of the front connecting rod 905 is hinged to the movable mold plate 4 through a sliding sleeve 907, the rear end of the front connecting rod 905 is connected to a sliding sleeve 907 on the front end of the rear connecting rod 906 through a pin shaft 908, the rear end of the rear connecting rod 906 is hinged to the fixed tail plate 6 through the sliding sleeve 907, the lower portion of the rear connecting rod 906 is connected to a pin shaft 908 on the upper end of the connecting rod 904 through the sliding sleeve 907, and the lower end of the connecting rod 904 is hinged to the pushing bearing 5 through the sliding sleeve 907.
As shown in fig. 7 and 8, the leveling sliding assembly 8 comprises a movable template connecting block 801, inclined planes 802 symmetrically arranged in an inverted V shape are arranged on the bottom surface of the movable template connecting block 801, each inclined plane 802 is matched with a wedge 803, the abutting area of the wedge 803 and the inclined planes 802 is controlled by an adjusting bolt 804, guide blocks 805 connected to a guide plate 5 are arranged on the bottom surfaces of the two wedges 803, and the guide blocks 805 slide on the guide plate 5.
As shown in fig. 6, be equipped with product ejecting mechanism on movable mould board 4, including the push rod 19 that passes movable mould board 4, push rod 19 is located movable mould board 4 and is close to thrust bearing 5 one side and is equipped with push pedal 13, push pedal 13 is close to thrust bearing 5 one side both ends and all is equipped with an ejection cylinder 14, ejection cylinder 14's flexible end is connected in push pedal 13, and the stiff end is fixed in movable mould board 4.
The bottom of the thrust seat 5 can also be provided with a leveling sliding component 8 as the bottom of the movable template 4 so as to stably support the thrust seat.
In the utility model, the following concrete steps are used:
when the mold is opened: the die-closing oil cylinder 901 pulls the thrust block 5, the connecting rod 904 pulls the rear connecting rod 906 backwards, meanwhile, one end of the rear connecting rod 906 close to the front connecting rod 905 is lifted upwards to drive the front connecting rod 905 to be pulled backwards, and the front connecting rod 905 pulls the movable die plate 4 to move towards the direction of the fixed tail plate 6;
when die assembly is carried out: the mold closing cylinder 901 pushes the thrust bearing 5, the connecting rod 904 pushes the rear connecting rod 906 forwards, meanwhile, one end of the rear connecting rod 906 close to the front connecting rod 905 is pressed downwards to drive the front connecting rod 905 to move forwards, and the front connecting rod 905 pushes the movable mold plate 4 to move towards the fixed mold plate 3.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides a novel injection molding machine locking mechanism which characterized in that: the device comprises a base, wherein a fixed template, a movable template, a thrust seat and a fixed tail plate which are connected by a pull rod are sequentially arranged at the top of the base from one end to the other end, and a linkage mechanism for controlling the movable template and the thrust seat to move is arranged among the movable template, the thrust seat and the fixed tail plate;
the top of the machine base is provided with two guide plates which are arranged in parallel, the bottom of the fixed tail plate is fixed at one end of each guide plate, a leveling sliding assembly is arranged between the movable template and each guide plate, the movable template slides on the guide plates through the leveling sliding assembly, the leveling sliding assembly comprises a movable template connecting block, inclined planes which are symmetrically arranged into inverted V shapes are arranged on the bottom surface of the movable template connecting block, each inclined plane is matched with a wedge block, the joint area of the wedge blocks and the inclined planes is controlled through adjusting bolts, guide blocks connected to the guide plates are arranged on the bottom surfaces of the two wedge blocks, and the guide blocks slide on the guide plates;
thrust bearing and fixed tailboard are equipped with mechanical safety device with the bottom that is close to the frame with one side, including establishing the first connecting block on thrust bearing, establish second connecting block and the bumper on fixed tailboard, the second connecting block is equipped with the through-hole, bumper one end is fixed in first connecting block, the bumper other end passes the through-hole, the equipartition has a plurality of insurance grooves on the bumper.
2. The novel clamping mechanism of the injection molding machine as claimed in claim 1, wherein: further, the link gear is including establishing compound die hydro-cylinder and the link mechanism in fixed tailboard one side of keeping away from the thrust bearing, set up the free bearing respectively above and below the thrust bearing, be equipped with the thrust muscle between the higher authority and the lower authority, the flexible end of compound die hydro-cylinder passes fixed tailboard and connects in the thrust muscle, link mechanism includes connecting rod, preceding connecting rod and back connecting rod, and the front end of preceding connecting rod is articulated with the movable mould board through the slip cap, and preceding connecting rod rear end is connected with the slip cap of back connecting rod front end through the round pin axle, and back connecting rod rear end is articulated with fixed tailboard through the slip cap, and the round pin hub connection of back connecting rod lower part through slip cap and connecting rod upper end, and the connecting rod lower extreme is articulated with the thrust bearing through the slip cap.
3. The novel clamping mechanism of the injection molding machine as claimed in claim 1, wherein: one end of the pull rod is connected to the fixed die plate through a pull rod fixing device, and the other end of the pull rod is connected to the fixed tail plate through a die adjusting mechanism.
4. The novel clamping mechanism of the injection molding machine as claimed in claim 1, wherein: the product ejecting mechanism is arranged on the movable template and comprises a push rod penetrating through the movable template, a push plate is arranged on one side, close to the thrust seat, of the movable template, an ejecting oil cylinder is arranged at two ends, close to one side of the thrust seat, of the push plate, the telescopic end of the ejecting oil cylinder is connected to the push plate, and the fixed end of the ejecting oil cylinder is fixed to the movable template.
5. The novel clamping mechanism of the injection molding machine as claimed in claim 3, wherein: the fixed die plate is characterized in that two sides of each pull rod fixing device at the bottom end of the fixed die plate are respectively provided with a connecting plate, each connecting plate is provided with an extending end, a reinforcing rib plate is arranged between each extending end and the corresponding fixed die plate, and each connecting plate is provided with a plurality of fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121999878.2U CN215943601U (en) | 2021-08-24 | 2021-08-24 | Novel injection molding machine locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121999878.2U CN215943601U (en) | 2021-08-24 | 2021-08-24 | Novel injection molding machine locking mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN215943601U true CN215943601U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121999878.2U Active CN215943601U (en) | 2021-08-24 | 2021-08-24 | Novel injection molding machine locking mechanism |
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| CN (1) | CN215943601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115431464A (en) * | 2022-11-07 | 2022-12-06 | 泰瑞机器股份有限公司 | Opposite injection machine without middle plate structure and injection molding method thereof |
| CN115466441A (en) * | 2022-09-19 | 2022-12-13 | 重庆万里江发链轮有限公司 | Buffer body for motorcycle and preparation device thereof |
-
2021
- 2021-08-24 CN CN202121999878.2U patent/CN215943601U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466441A (en) * | 2022-09-19 | 2022-12-13 | 重庆万里江发链轮有限公司 | Buffer body for motorcycle and preparation device thereof |
| CN115466441B (en) * | 2022-09-19 | 2023-11-14 | 重庆万里江发链轮有限公司 | Buffer body for motorcycle and preparation device thereof |
| CN115431464A (en) * | 2022-11-07 | 2022-12-06 | 泰瑞机器股份有限公司 | Opposite injection machine without middle plate structure and injection molding method thereof |
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