CN210026158U

CN210026158U - Efficient injection mold of drawing of patterns

Info

Publication number: CN210026158U
Application number: CN201920608314.8U
Authority: CN
Inventors: 王梦翰; 宋瑞霞
Original assignee: Qingdao Ruida Mould Co Ltd
Current assignee: Qingdao Ruida Mould Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-02-07
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses an efficient injection mold of drawing of patterns, concretely relates to injection mold technical field, the on-line screen storage device comprises a base, the base top is provided with the frame, the frame top is provided with the workstation, the inside demoulding mechanism that is provided with of frame, the workstation top is provided with locking mechanism. The utility model discloses a first spring promotes a movable section of thick bamboo and slides on the slide bar, the drive promotes on the piece and inside first piston stretches into hydraulic cylinder body, and then realize promoting the second piston and rise, promote the drawing of patterns frame, utilize the catch bar on the drawing of patterns frame to stretch out from the bed die bottom, push away fashioned product from, realize the drawing of patterns, the pressure movable block is pressed and is pressed the pressure piece, it descends to drive the lifter, utilize the connecting rod to promote a movable section of thick bamboo motion, the pulling promotes the piece, it descends to drive the second piston, drive the catch bar shrink, realize the drawing of patterns and the punching press of moulding plastics and go on in turn, and the work efficiency is improved.

Description

Efficient injection mold of drawing of patterns

Technical Field

The utility model relates to an injection mold technical field, more specifically say, the utility model relates to an efficient injection mold of drawing of patterns.

Background

When processing some plastic products that have chimb isotructure, need extra to reform transform the die cavity, ensure an annular groove of stroke to conveniently pour into the molten plastic product into when moulding plastics, form the structure of chimb.

The utility model patent of patent application publication No. CN201420224237.3 discloses a mold stripping mechanism, which comprises a movable mold plate, a fixed plate, an upper top plate, a lower top plate, an inner drawing slide block, a connecting rod, a straight top block, an inclined top seat, an inclined top block, a top rod, a thimble, an inner drawing slide block for molding products, an inclined top block, a straight top block and a hook for pulling the inner drawing slide block to move, wherein the inclined top block is fixed on the inclined top seat, during the mold stripping, the movable mold plate floats to drive the inclined top block, the straight top block, the thimble, the upper top plate and the lower top plate to float, further driving the hook to move to pull the internal drawing slide block to move to separate from the product, applying external force on the ejector rod to enable the upper top plate and the lower top plate to move upwards for a certain distance together and then enable the inclined top to separate from the product, meanwhile, the lower top plate is limited to enable the straight ejector block and the lower top plate to be stationary together, and the upper top plate continues to move upwards under the pushing of the ejector rod to enable the ejector pin to eject the product out of the straight ejector block so as to be separated from the product.

However, in practical use, the method still has many disadvantages, such as that the demolding process cannot be automatically carried out, and the demolding efficiency is affected.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an efficient injection mold of drawing of patterns, it slides on the slide bar to promote a movable section of thick bamboo through first spring, it promotes on the piece and inside first piston stretches into hydraulic cylinder body to drive, and then realize promoting the second piston and rise, promote the drawing of patterns frame, utilize the catch bar on the drawing of patterns frame to stretch out from the bed die bottom, push away fashioned product, realize the drawing of patterns, it presses the piece to press the movable piece, drive the lifter and descend, utilize the connecting rod to promote a movable section of thick bamboo motion, the pulling catch bar, and then drive first piston and extract from hydraulic cylinder body, it descends to drive the second piston simultaneously, it descends to drive the drawing of patterns frame, the catch bar shrink, realize the drawing of patterns and the punching press alternative of moulding plastics go on, and the work efficiency is improved, in order to solve the problem.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold with high demolding efficiency comprises a base, wherein a rack is arranged at the top of the base, a workbench is arranged at the top of the rack, a demolding mechanism is arranged inside the rack, and a mold closing mechanism is arranged at the top of the workbench;

demoulding mechanism includes the fixed block, the fixed block is located the frame bottom, be provided with the slide bar between fixed block both sides and the frame, the slide bar surface is provided with a movable section of thick bamboo, activity section of thick bamboo one end is provided with first spring, the activity section of thick bamboo other end is provided with promotes the piece, the fixed block top is provided with hydraulic cylinder body, two promote piece one side and all be provided with first piston, the workstation top is provided with the support frame, the support frame top is provided with the bed die, the bed die both ends all are provided with and receive the piece, it is provided with the lifter to receive piece bottom, be provided with the connecting rod between lifter bottom and the activity section of thick bamboo, the support frame bottom is provided with takes off the die carrier, drawing of patterns frame top end face is provided with.

In a preferred embodiment, the rack is arranged in a hollow manner, the fixed block is welded with the rack, the movable lifting cylinder is movably connected with the sliding rod, and the movable lifting cylinder and the first spring are symmetrically arranged by taking the fixed block as an axis.

In a preferred embodiment, the lifting rod penetrates through the workbench, and the lifting rod and the movable barrel are both hinged with a connecting rod which is arranged in an inclined manner.

In a preferred embodiment, the first piston and the second piston are matched with the hydraulic cylinder body, the number of the push rods is multiple, the push rods are uniformly arranged on the top end surface of the demoulding frame, and the push rods penetrate through the bottom of the lower mould.

In a preferred embodiment, the mold clamping mechanism comprises a mold clamping frame, the mold clamping frame is located on the top end face of the workbench, a movable frame is arranged inside the mold clamping frame, a hydraulic cylinder is arranged at the top of the movable frame, an upper mold is arranged on the bottom end face of the movable frame, pressing blocks are arranged on two sides of the upper mold, second springs are arranged on two ends of the bottom of the movable frame, and the pressing blocks are matched with the pressed blocks.

In a preferred embodiment, the support frame is hollow, a third spring is arranged inside the support frame, and the push rod is sleeved with the third spring.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up the hydraulic cylinder body, utilize first spring to promote a movable section of thick bamboo and slide on the slide bar, drive on the promotion piece and first piston stretches into inside the hydraulic cylinder body, and then realize promoting the second piston and rise, promote the demolding frame, utilize the catch bar on the demolding frame to stretch out from the bed die bottom, push away the fashioned product, realize the drawing of patterns, and in carrying out the compound die process, utilize the pressure piece to press and move the pressure piece, drive the lifter decline, drive the connecting rod and rotate, and then utilize the connecting rod to promote a movable section of thick bamboo motion, stimulate the catch bar, and then drive first piston to extract from the hydraulic cylinder body, drive the second piston decline simultaneously, drive the demolding frame decline, the catch bar shrink, conveniently carry out the injection stamping, realize that the drawing of patterns and injection stamping are carried out alternately, and improve work efficiency;

2. the utility model discloses a set up the support frame, utilize the cavity setting of support frame, make things convenient for the outside air to circulate inside the support frame, and then realize avoiding the overheated influence drawing of patterns effect of catch bar to the heat dissipation cooling of catch bar, and through setting up the third spring, utilize the elasticity of third spring to promote the drawing of patterns frame and descend, make things convenient for the shrink of catch bar, make things convenient for the use of catch bar.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic view of a portion a of fig. 1 according to the present invention.

Fig. 3 is an overall schematic view of the demolding frame of the present invention.

Fig. 4 is a schematic top view of the workbench according to the present invention.

Fig. 5 is a schematic top view of the workbench according to the present invention.

The reference signs are: the device comprises a base 1, a rack 2, a workbench 3, a fixed block 4, a sliding rod 5, a movable cylinder 6, a first spring 7, a pushing block 8, a hydraulic cylinder 9, a first piston 10, a supporting frame 11, a lower die 12, a pressure receiving block 13, a lifting rod 14, a connecting rod 15, a die releasing frame 16, a pushing rod 17, a second piston 18, a die closing frame 19, a movable frame 20, a hydraulic cylinder 21, an upper die 22, a pressing block 23, a second spring 24 and a third spring 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an injection mold with high demolding efficiency as shown in figures 1-4, which comprises a base 1, wherein a frame 2 is arranged at the top of the base 1, a workbench 3 is arranged at the top of the frame 2, a demolding mechanism is arranged inside the frame 2, and a mold clamping mechanism is arranged at the top of the workbench 3;

the demoulding mechanism comprises a fixed block 4, the fixed block 4 is positioned at the bottom of the frame 2, a sliding rod 5 is arranged between two sides of the fixed block 4 and the frame 2, the surface of the slide bar 5 is provided with a movable cylinder 6, one end of the movable cylinder 6 is provided with a first spring 7, the other end of the movable cylinder 6 is provided with a pushing block 8, the top of the fixed block 4 is provided with a hydraulic cylinder body 9, one side of each of the two pushing blocks 8 is provided with a first piston 10, a support frame 11 is arranged at the top of the workbench 3, a lower die 12 is arranged at the top of the support frame 11, the two ends of the lower die 12 are respectively provided with a pressed block 13, the bottom of the pressed block 13 is provided with a lifting rod 14, a connecting rod 15 is arranged between the bottom of the lifting rod 14 and the movable barrel 6, a demoulding frame 16 is arranged at the bottom of the supporting frame 11, the top end face of the demoulding frame 16 is provided with a push rod 17, and the bottom of the demoulding frame 16 is provided with a second piston 18.

Further, the frame 2 is arranged in a hollow mode, the fixed block 4 is welded with the frame 2, the movable lifting cylinder 6 is movably connected with the sliding rod 5, and the movable lifting cylinder 6 and the first spring 7 are symmetrically arranged by taking the fixed block 4 as an axis.

Further, the lifting rod 14 penetrates through the workbench 3, the lifting rod 14 and the movable cylinder 6 are both hinged to a connecting rod 15, and the connecting rod 15 is obliquely arranged.

Further, the first piston 10 and the second piston 18 are matched with the hydraulic cylinder 9, the number of the push rods 17 is multiple, the push rods are evenly arranged on the top end face of the demolding frame 16, and the push rods 17 penetrate through the bottom of the lower mold 12.

The implementation mode is specifically as follows: the first spring 7 pushes one end of the movable cylinder 6 to drive the movable cylinder 6 to slide on the sliding rod 5, the first piston 10 on the pushing block 8 is driven to extend into the hydraulic cylinder 9, the second piston 18 is pushed to extend out of the hydraulic cylinder 9 by utilizing the hydraulic action to drive the demolding frame 16 to move, the pushing rod 17 is further used for extending out of the bottom of the lower mold 12 to push the injection molding piece out of the lower mold 12, demolding is realized, the extension and reduction rod 14 is subjected to pressure reduction of the pressure block 13 to drive the connecting rod 15 to rotate, the movable cylinder 6 is pushed to slide on the sliding rod 5, the first piston 10 is pulled out of the hydraulic cylinder 9, the second piston 18 is lowered by utilizing the hydraulic action to drive the demolding frame 16 to descend to drive the pushing rod 17 to contract, and the upper mold 22 and the lower mold 12 are convenient to carry out mold closing and injection molding.

As shown in fig. 1, the injection mold with high demolding efficiency includes a mold closing frame 19, the mold closing frame 19 is located on a top end face of the workbench 3, a movable frame 20 is arranged inside the mold closing frame 19, a hydraulic cylinder 21 is arranged on a top of the movable frame 20, an upper mold 22 is arranged on a bottom end face of the movable frame 20, pressing blocks 23 are arranged on two sides of the upper mold 22, second springs 24 are arranged on two ends of a bottom of the movable frame 20, and the pressing blocks 23 are matched with the pressed blocks 13.

The implementation mode is specifically as follows: utilize pneumatic cylinder 21 to promote the adjustable shelf 20 top, transfer single adjustable shelf 20 and slide along compound die frame 19, drive upper die 22 and descend, realize that the compound die of upper die 22 and bed die 12 is moulded plastics, and when pneumatic cylinder 21 promoted adjustable shelf 20 and descends, compress second spring 24, and then when pneumatic cylinder 21 shrink, compressed second spring 24 returns and pushes away adjustable shelf 20, makes things convenient for adjustable shelf 20 position to restore.

As shown in fig. 1 and 5, the support frame 11 is hollow, a third spring 25 is disposed inside the support frame 11, and the push rod 17 is sleeved with the third spring 25.

The implementation mode is specifically as follows: catch bar 17 will pass earlier just can pass bottom die 12 bottom after support frame 11, support frame 11 adopts the cavity setting, outside air can circulate in support frame 11, the air that utilizes the circulation cools down the catch bar 17 that dispels the heat, and then avoid catch bar 17 high temperature, when promoting the finished product injection molding, leave the vestige on the injection molding surface, and when catch bar 17 passed bottom die 12, compress third spring 25, the realization utilizes the elasticity of third spring 25 to promote and takes off die carrier 16 and descend, make things convenient for the shrink of catch bar 17, make things convenient for the use of catch bar 17.

The utility model discloses the theory of operation:

referring to the attached drawings 1-2 of the specification, a hydraulic cylinder 21 drives an upper die 22 on a movable frame 20 to descend, pressing blocks 23 on two sides of the upper die 22 press pressure blocks 13 on two sides of a lower die 12, a lifting rod 14 is pushed to descend, a connecting rod 15 is driven to rotate, a movable cylinder 6 is pushed to slide on a sliding rod 5, a first spring 7 is compressed, two first pistons 10 are pulled out of a hydraulic cylinder body 9, a second piston 18 is contracted into the hydraulic cylinder body 9, a demoulding frame 16 is driven to descend, a pushing rod 17 is driven to contract, then after the upper die 22 and the lower die 12 are subjected to mould closing and injection, the hydraulic cylinder 21 drives the upper die 22 on the movable frame 22 to ascend, the upper die 22 and the lower die 12 are subjected to mould opening operation, the pressing blocks 23 relieve the pressure on the pressing blocks 13, the compressed first spring 7 pushes the movable cylinder 6, further drives the first piston 10 to extend into the hydraulic cylinder body 9, and drives the second piston 18 to extend out of the hydraulic cylinder body, the demolding frame 16 is pushed to drive the pushing rod 17 to push the molded injection molding piece out of the lower mold 12, demolding and injection molding stamping are alternately carried out, and the working efficiency is improved;

referring to the attached drawings 1 and 5 of the specification, the hollow arrangement of the support frame 11 facilitates the circulation of outside air inside the support frame 11, the circulating air is utilized to dissipate heat and cool the push rod 17, the phenomenon that the push rod 17 is overheated to affect the demolding effect is avoided, and when the push rod 17 penetrates through the lower mold 12, the third spring 25 is compressed, the elastic force of the third spring 25 is utilized to push the demolding frame 16 to descend, the push rod 17 is conveniently contracted, and the push rod 17 is conveniently used.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection mold that drawing of patterns is efficient, includes base (1), its characterized in that: the demolding device is characterized in that a rack (2) is arranged at the top of the base (1), a workbench (3) is arranged at the top of the rack (2), a demolding mechanism is arranged inside the rack (2), and a mold clamping mechanism is arranged at the top of the workbench (3);

the demolding mechanism comprises a fixed block (4), the fixed block (4) is located at the bottom of a rack (2), a sliding rod (5) is arranged between two sides of the fixed block (4) and the rack (2), a movable cylinder (6) is arranged on the surface of the sliding rod (5), a first spring (7) is arranged at one end of the movable cylinder (6), a pushing block (8) is arranged at the other end of the movable cylinder (6), a hydraulic cylinder body (9) is arranged at the top of the fixed block (4), two first pistons (10) are arranged on one sides of the pushing blocks (8), a support frame (11) is arranged at the top of a workbench (3), a lower mold (12) is arranged at the top of the support frame (11), compression blocks (13) are arranged at two ends of the lower mold (12), a lifting rod (14) is arranged at the bottom of the compression blocks (13), a connecting rod (15) is arranged between the bottom of the lifting rod (, the device is characterized in that a demolding frame (16) is arranged at the bottom of the support frame (11), a push rod (17) is arranged on the top end face of the demolding frame (16), and a second piston (18) is arranged at the bottom of the demolding frame (16).

2. The injection mold with high demolding efficiency as claimed in claim 1, wherein: the frame (2) is the cavity setting, fixed block (4) and frame (2) welding, a movable section of thick bamboo (6) and slide bar (5) swing joint, a movable section of thick bamboo (6) and first spring (7) all use fixed block (4) to be the symmetry setting as the axle.

3. The injection mold with high demolding efficiency as claimed in claim 1, wherein: the lifting rod (14) penetrates through the workbench (3), the lifting rod (14) and the movable barrel (6) are hinged to a connecting rod (15), and the connecting rod (15) is obliquely arranged.

4. The injection mold with high demolding efficiency as claimed in claim 1, wherein: the first piston (10) and the second piston (18) are matched with the hydraulic cylinder body (9), the number of the push rods (17) is multiple, the push rods are evenly arranged on the top end face of the demolding frame (16), and the push rods (17) penetrate through the bottom of the lower mold (12).

5. The injection mold with high demolding efficiency as claimed in claim 1, wherein: the die clamping mechanism comprises a die clamping frame (19), the die clamping frame (19) is located on the top end face of the workbench (3), a movable frame (20) is arranged inside the die clamping frame (19), a hydraulic cylinder (21) is arranged at the top of the movable frame (20), an upper die (22) is arranged on the bottom end face of the movable frame (20), pressing blocks (23) are arranged on two sides of the upper die (22), second springs (24) are arranged at two ends of the bottom of the movable frame (20), and the pressing blocks (23) are matched with the pressed blocks (13).

6. The injection mold with high demolding efficiency as claimed in claim 1, wherein: the support frame (11) is arranged in a hollow mode, a third spring (25) is arranged inside the support frame (11), and the push rod (17) is sleeved with the third spring (25).