CN217916407U

CN217916407U - Mould for hot-press forming machine

Info

Publication number: CN217916407U
Application number: CN202222037366.9U
Authority: CN
Inventors: 谢越; 薄颖; 汪斌
Original assignee: Youdi Industrial Technology Shanghai Co ltd
Current assignee: Youdi Industrial Technology Shanghai Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-11-29
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a mould for hot briquetting machine, including symmetry complex die holder and upper die base, the embedding is provided with down the die cavity on the die holder, the upper die base is provided with the last die cavity that corresponds the adaptation with lower die cavity with the relative one side salient of die holder, one side be assembled between/be connected between of die holder is kept away from to the upper die base is provided with the erection column, sliding fit is provided with the movable mould piece that the end stretches into in the die cavity in the upper die base, the erection column is including dismantling sleeve and the traveller of sliding fit in the sleeve of connection on the upper die base, the traveller end stretches into in the upper die base and can dismantle with the movable mould piece and be connected, movable mould piece elastic fit sets up in the upper die base. The utility model discloses the upper die base is because of being connected with movable mould piece elastic fit, consequently when the die holder was kept away from to the movable mould piece, the upper die base still compressed tightly in die holder one side this moment, and the die holder can be kept away from at first to the movable mould piece, probably causes the defect problem on shaping material surface when the die holder was kept away from in step to movable mould piece and upper die base.

Description

Mould for hot-press forming machine

Technical Field

The utility model relates to a mould shaping technical field specifically is a mould for hot briquetting machine.

Background

The hot press forming machine is one kind of forming machine and is suitable for mixing and processing chemical materials, such as PVC, color masterbatch, etc., of polymers in rubber and plastic industries. Plastic or rubber raw materials are placed in a die and clamped between an upper electric heating plate and a lower electric heating plate, and pressure is applied to the electric heating plates under the intelligent constant temperature, so that the raw materials are molded.

Chinese patent publication No. CN206527961U discloses silicone rubber hot briquetting machine, including the casing, shells inner wall's top fixedly connected with cylinder, the bottom fixedly connected with of cylinder goes up the mould, the bottom fixedly connected with holding down plate of going up the mould, shells inner wall's bottom fixedly connected with support column, the top fixedly connected with bed die of support column, the cavity has all been seted up to the inside of going up mould and bed die, the inside of cavity is provided with two heating bases, and is provided with the heating rod between two heating bases.

When the die is used, the upper die and the lower die are in the die opening process, if the surface of a material has a configuration, the edge of the configuration is easy to cause defects of breakage, bending and the like due to synchronous demoulding, and therefore the overall quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould for hot briquetting machine to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a mould for hot briquetting machine, includes symmetry complex die holder and upper die base, the embedding is provided with the die cavity down on the die holder, the protruding last die cavity that is provided with and corresponds the adaptation with lower die cavity in one side that upper die base and die holder are relative, one side erection joint that the die holder was kept away from to the upper die base is provided with the erection column, sliding fit is provided with the end and stretches into the movable mould piece in the upper die cavity in the upper die base, the erection column is including dismantling the sleeve of being connected on the upper die base and the traveller of sliding fit in the sleeve, the traveller end stretches into in the upper die base and can dismantle with the movable mould piece and be connected, movable mould piece elastic fit sets up in the upper die base.

As a further aspect of the present invention: the die comprises an upper die base and a lower die base, wherein a channel is arranged in the upper die base in a penetrating mode and comprises a first sliding groove opening, a side sliding groove and a second sliding groove opening which are sequentially communicated, and the first sliding groove opening is located on one side close to the lower die base.

As a further aspect of the present invention: the width chi footpath of side spout is greater than the width chi footpath of first sliding groove mouth, and the radial thickness chi footpath of side spout is the same with the radial size of first sliding groove mouth, movable mould piece end and first sliding groove mouth slip adaptation, the one end bilateral symmetry that the movable mould piece stretched into in the side spout is equipped with the slip lateral margin with the slip adaptation of side spout both sides inner wall.

As a further aspect of the present invention: the side spout bottom bilateral symmetry embedding is provided with the mounting groove, the installation is provided with the spring that links to each other with the slip lateral margin in the mounting groove, first sliding groove opening is kept away from to spring action slip lateral margin.

As a further aspect of the present invention: the first sliding groove opening, the side sliding groove and the second sliding groove opening are all located in the center of the upper die base, and the size of the second sliding groove opening is smaller than that of the side sliding groove.

As a further aspect of the present invention: an air hole is embedded in the upper die base, one end of the air hole penetrates through the top of the upper die base, and the other end of the air hole is communicated with the side sliding groove.

As a further aspect of the present invention: the periphery of the second sliding groove opening on the upper die base is embedded with a plurality of groups of assembly holes, one end of the sleeve close to the upper die base is fixedly connected with a first assembly base plate, and the first assembly base plate and the assembly holes are arranged oppositely.

As a further aspect of the present invention: the sliding column and the second sliding groove opening are oppositely arranged and matched in a sliding mode, and the tail end, far away from the movable module, of the sliding column is fixedly connected with a second assembling base plate.

As a further aspect of the present invention: the movable module top fixed connection is provided with the assembly head, assembly head side fixed connection is provided with multiunit assembly lateral margin, assembly lateral margin top and assembly head flush, assembly lateral margin thickness is less than the thickness of assembly head, the embedding of traveller terminal and assembly head relative position department is provided with connects the joining-up groove, the cross-section that connects the joining-up groove is "protruding" font of falling, connect the joining-up groove to constitute by the different cylindrical cavity of two sets of footpaths of concentric settings, connect the less one end in joining-up groove footpath link up the traveller bottom and with assembly head size adaptation, connect the great one end annular embedding in joining-up groove footpath in the traveller, connect the less one end edge intercommunication in joining-up groove footpath to be provided with the opening that corresponds the adaptation with the assembly lateral margin, the opening intercommunication connects the great one end in joining-up groove footpath.

Compared with the prior art, the beneficial effects of the utility model are that: in use, after the hydraulic output end is started, the upper die base is driven to approach the lower die base through the assembling column, after the opposite side edges of the upper die base and the lower die base are contacted, the hydraulic output end continues to drive the assembling column to move downwards, the sliding column slides relative to the sleeve, and the movable die block is driven to move towards the lower die cavity in the lower die base, after the machining and forming are completed, the hydraulic output end moves towards the direction away from the lower die base, at the moment, the movable die block is driven by the sliding column to move away from the lower die base, the upper die base is connected with the movable die block in an elastic fit mode, therefore, when the movable die block is far away from the lower die base, the upper die base is still compressed on one side of the lower die base, the movable die block can be firstly far away from the lower die base, then along with the gradual keeping away of the movable die block, the upper die base is driven again to be far away from the lower die base, and therefore, when the demolding is carried out, the problem that the defects on the surface of the forming material can be further avoided when the movable die block and the upper die base are synchronously far away from the lower die base.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the upper die holder of the present invention.

Fig. 3 isbase:Sub>A sectional view taken alongbase:Sub>A-base:Sub>A in fig. 2.

Fig. 4 is a schematic structural diagram of the middle moving module of the present invention.

Fig. 5 is a schematic view of a three-dimensional structure of the middle assembling column of the present invention.

Fig. 6 is a schematic structural view of the middle assembling column of the present invention.

Fig. 7 is a bottom view of the middle sliding column of the present invention.

In the figure: 1-lower die holder, 2-upper die holder, 21-upper die cavity, 22-first sliding notch, 23-side sliding groove, 24-second sliding notch, 25-assembly hole, 26-air hole, 27-installation groove, 3-movable module, 31-sliding side edge, 32-assembly head, 33-assembly side edge, 4-assembly column, 41-sleeve, 42-sliding column, 43-first assembly backing plate, 44-second assembly backing plate and 45-connection assembly groove.

Detailed Description

Example 1:

please refer to fig. 1-5, in an embodiment of the present invention, a mold for a hot press forming machine, includes symmetrical matched lower die holder 1 and upper die holder 2, the embedding is provided with lower die cavity on the lower die holder 1, one side of the upper die holder 2 opposite to the lower die holder 1 is protrudingly provided with an upper die cavity 21 corresponding to the lower die cavity, one side of the upper die holder 2 away from the lower die holder 1 is provided with an assembling post 4, sliding fit is provided with a movable mold block 3 whose end extends into the upper die cavity 21 in the upper die holder 2, the assembling post 4 includes a sleeve 41 detachably connected to the upper die holder 2 and a sliding post 42 slidably connected to the sleeve 41, the end of the sliding post 42 extends into the upper die holder 2 and is detachably connected to the movable mold block 3, the movable mold block 3 is elastically matched and arranged in the upper die holder 2.

In use, the lower die holder 1 is fixedly installed on a mounting platform of a hot press forming machine, the upper die holder 2 is installed on a hydraulic output end of the hot press forming machine through the assembling column 4, forming materials are filled in a lower die cavity in the lower die holder 1, the upper die holder 2 is driven to be close to the lower die holder 1 through the assembling column 4 after the hydraulic output end is started, preferably, the hydraulic output end is fixedly assembled with the sliding column 42, after the upper die holder 2 is contacted with the opposite side edge of the lower die holder 1, the hydraulic output end continues to drive the assembling column 4 to move downwards, the sliding column 42 slides relative to the sleeve 41 and drives the movable module 3 to move towards the lower die cavity in the lower die holder 1, after machining and forming are completed, the hydraulic output end moves towards a direction far away from the lower die holder 1, the movable module 3 is driven by the sliding column 42 to be far away from the lower die holder 1, the upper die holder 2 is connected with the movable module 3 in an elastic fit mode, therefore, when the movable module 3 is far away from the lower die holder 1, the upper die holder 2 is still pressed on one side of the lower die holder 1, the movable module 3 can be far away from the surface of the lower die holder 1, and the movable module can avoid possible defects when the movable die holder 3 and the movable die holder 2 are further removed from the surface.

As shown in fig. 2 to 4, a channel is provided in the upper die holder 2 in a through manner, the channel includes a first sliding notch 22, a side sliding notch 23 and a second sliding notch 24 which are sequentially communicated, the first sliding notch 22 is located at one side close to the lower die holder 1, the width and the diameter of the side sliding notch 23 are greater than those of the first sliding notch 22, the radial thickness and the diameter of the side sliding notch 23 are the same as those of the first sliding notch 22, the end of the movable module 3 is in sliding fit with the first sliding notch 22, sliding side edges 31 which are in sliding fit with the inner walls at two sides of the side sliding notch 23 are symmetrically arranged at two sides of one end of the movable module 3 extending into the side sliding notch 23, mounting grooves 27 are symmetrically embedded at two sides of the bottom of the side sliding notch 23, springs connected with the sliding side edges 31 are mounted in the mounting grooves 27, and the sliding side edges 31 are away from the first sliding notch 22 under the action of the springs.

In the use, because of the effect of spring, upper die base 2 and movable mould piece 3 can be close to lower die base 1 in step when traveller 42 promotes, before not touching lower die base 1, are in dynamic balance state, and when upper die base 2 contacted lower die base 1, the marching of upper die base 2 was blockked, and when traveller 42 promoted movable mould piece 3 this moment, can compression spring, and movable mould piece 3 was close to lower die base 1 like this, can cooperate the moulding process of accomplishing hot briquetting. And when traveller 42 drove movable module 3 and keeps away from die holder 1, slip lateral margin 31 slides in side spout 23, the spring is at the in-process of recovering the original condition, there is reaction force to compress tightly the laminating with upper die base 2 on die holder 1, this in-process, the terminal of movable mould 3 is at first accomplished the breaking away from with the material, when sliding lateral margin 31 one end on movable mould 3 moved to the one side that is close to second sliding groove 24, the spring state resumes, movable mould 3 can drive upper die base 2 synchronous upward movement through the laminating at slip lateral margin 31 and side spout 23 side top, upper die base 2 and die holder 1 keep away from relatively, thereby accomplish the drawing of patterns. Through the layered demoulding mode, the edge of the shaping structure on the upper surface of the material can be better protected, and the defect of the edge of the shaping structure on the upper surface of the material during integral demoulding is reduced.

Preferably, as shown in fig. 2 and 5, the first sliding slot 22, the side sliding slot 23 and the second sliding slot 24 are located at the center of the upper die holder 2, and the size of the second sliding slot 24 is smaller than that of the side sliding slot 23, so that when the slide column 42 drives the module 3 to be away from the lower die holder 1, the top of the side sliding slot 23 can be clamped by the edge of the sliding side edge 31. An air hole 26 is embedded in the upper die holder 2, one end of the air hole 26 penetrates through the top of the upper die holder 2, and the other end of the air hole 26 is communicated with the side sliding groove 23, so that when the movable die block 3 slides relative to the upper die holder 2, air pressure between the sliding side edge 31 and the mounting groove 27 can be adjusted. Of course the spring may be replaced by other resilient members and have a relatively constant resilient compression effect. The periphery of the second sliding groove opening 24 on the upper die base 2 is embedded with a plurality of groups of assembly holes 25, one end of the sleeve 41 close to the upper die base 2 is fixedly connected with a first assembly base plate 43, the first assembly base plate 43 and the assembly holes 25 are arranged oppositely, so that the sleeve can pass through the first assembly base plate 43 through bolts and is assembled and fixed with the assembly holes 25, the sliding column 42 and the second sliding groove opening 24 are arranged oppositely and are in sliding adaptation, the sliding column 42 is fixedly connected with the movable die block 3, the tail end of the sliding column 42 far away from the movable die block 3 is fixedly connected with a second assembly base plate 44, and the second assembly base plate 44 can also pass through the second assembly base plate 44 through bolts and is assembled and fixed with a hydraulic output end.

Example 2:

in conventional assembly connection, bolted connection or flange cooperation connection can all realize the detachable effect, but connect the dismantlement and be not convenient enough, consequently in this embodiment, need provide a more convenient and convenient assembly methods who fixes a position.

On the basis of embodiment one, please refer to fig. 4-7, in the embodiment of the present invention, it is provided with assembly head 32 to move module 3 top fixed connection, assembly head 32 side fixed connection is provided with multiunit assembly lateral margin 33, assembly lateral margin 33 top flushes with assembly head 32, assembly lateral margin 33 thickness is less than assembly head 32's thickness, the embedding of the terminal relative position department with assembly head 32 of traveller 42 is provided with and connects joining in marriage groove 45, the cross-section that connects joining in marriage groove 45 is "protruding" font, connect joining in marriage groove 45 to constitute by the different cylindrical cavity of two sets of footpaths that set up with one heart, connect the less one end of joining in marriage groove 45 footpath link up traveller 42 bottom and with assembly head 32 size adaptation, connect the annular embedding of the great one end of joining in marriage groove 45 footpath in traveller 42, the less one end edge intercommunication of joining in marriage groove 45 footpath is provided with the opening that corresponds the adaptation with assembly lateral margin 33, the great one end of opening connection joining in marriage groove 45 footpath.

During the use, assembly lateral margin 33 and opening align the back, can push assembly head 32 to connecing in the joining groove 45, when assembly lateral margin 33 entered into to connect and join the great one end in groove 45 chi footpath, rotate assembly lateral margin 33 and make it not correspond with the opening, assembly head 32 and traveller 42 can form the assembly fixed this moment, traveller 42 can synchronous motion with the movable mould piece 3 like this. When the assembling head 32 and the sliding column 42 are relatively rotated, the first assembling backing plate 43 can be adjusted and aligned with the assembling hole 25, so that the assembling is convenient, and the side edge 33 and the connecting and matching groove 45 can be relatively stably assembled after the assembling, so that the falling-off can be avoided. The above assembly is stable and convenient, and in order to avoid the relative rotation between the sleeve 41 and the spool 42, a guide groove and a guide slider may be provided between the sleeve 41 and the spool 42, the guide slider is fixed on the spool 42, and the guide groove is embedded in the inner wall of the sleeve 41, so that the relative sliding between the sleeve 41 and the spool 42 in the axial direction is maintained, and the relative rotation between the sleeve 41 and the spool 42 is limited.

Through the arrangement, the disassembly can be convenient, and the use is more stable.

Claims

1. The utility model provides a mould for thermoforming machine, includes symmetry complex die holder and upper die base, the embedding is provided with down the die cavity on the die holder, the protruding last die cavity that is provided with the corresponding adaptation of lower die cavity in one side that upper die base and die holder are relative, its characterized in that, one side be assembled between/be connected between of die holder is kept away from to the upper die base is provided with the erection column, sliding fit is provided with the end and stretches into the movable mould piece in the upper die base, the erection column is including can dismantling sleeve and the traveller of sliding fit in the sleeve of connecting on the upper die base, the traveller end stretches into in the upper die base and can dismantle with the movable mould piece and be connected, movable mould piece elastic fit sets up in the upper die base.

2. The mold of claim 1, wherein a channel is disposed through the upper mold base, the channel comprises a first sliding notch, a side sliding slot and a second sliding notch, the first sliding notch, the side sliding slot and the second sliding notch are sequentially communicated, and the first sliding notch is located at a side close to the lower mold base.

3. The mold according to claim 2, wherein the width dimension of the side sliding groove is larger than the width dimension of the first sliding groove opening, the radial thickness dimension of the side sliding groove is the same as the radial dimension of the first sliding groove opening, the end of the movable mold block is slidably fitted to the first sliding groove opening, and sliding side edges slidably fitted to inner walls of both sides of the side sliding groove are symmetrically provided on both sides of one end of the movable mold block extending into the side sliding groove.

4. The mold for the hot press molding machine according to claim 3, wherein the bottom of the side sliding groove is symmetrically embedded with mounting grooves at both sides, and a spring connected with the sliding side edge is mounted in the mounting grooves, and the spring acts on the sliding side edge to be away from the first sliding groove opening.

5. The mold for hot press molding machine according to any one of claims 2 to 4, wherein the first sliding groove opening, the side sliding groove and the second sliding groove opening are provided at a central position of the upper mold base, and the size of the second sliding groove opening is smaller than that of the side sliding groove.

6. The mold of claim 3, wherein the upper mold base has an air hole embedded therein, one end of the air hole penetrating the top of the upper mold base and the other end communicating with the side sliding groove.

7. The mold for hot press molding machine as claimed in claim 3, wherein the upper mold base is provided with a plurality of sets of assembling holes at the periphery of the second sliding groove, a first assembling plate is fixedly connected to one end of the sleeve close to the upper mold base, and the first assembling plate and the assembling holes are arranged oppositely.

8. The mold of claim 3, wherein the sliding pillar and the second sliding groove are disposed opposite to each other and adapted to slide, and a second mounting plate is fixedly connected to the end of the sliding pillar away from the movable mold block.

9. The mold for the hot press molding machine according to claim 8, characterized in that the top of the movable mold block is fixedly connected with an assembly head, the side of the assembly head is fixedly connected with a plurality of sets of assembly side edges, the top of each assembly side edge is flush with the assembly head, the thickness of each assembly side edge is smaller than that of the assembly head, a matching groove is embedded in the position, opposite to the assembly head, of the tail end of the sliding column, the section of the matching groove is in an inverted convex shape, the matching groove is composed of two concentric cylindrical cavities with different sizes, the end with the smaller size of the matching groove penetrates through the bottom of the sliding column and is matched with the size of the assembly head, the end with the larger size of the matching groove is embedded in the sliding column in an annular mode, the edge of the end with the smaller size of the matching groove is communicated with a notch correspondingly matched with the assembly side edge, and the notch is communicated with the end with the larger size of the matching groove.