CN212097334U

CN212097334U - Injection mold for sports floor

Info

Publication number: CN212097334U
Application number: CN202020851217.4U
Authority: CN
Inventors: 张明
Original assignee: Sichuan Zhongsu High Polymer Material Co ltd
Current assignee: Sichuan Zhongsu High Polymer Material Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-12-08
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses an injection mold for sports floors, which relates to the field of sports floor production and comprises a fixed template and a movable template; two upper die cores connected side by side are mounted on the fixed die plate, and two gland male dies are further mounted between the two upper die cores; the movable mould plate is provided with lower mould cores matched with the upper mould cores, and a gland female mould matched with the gland male mould is also arranged between the two lower mould cores; two all seted up the main runner of gluing on the upper die benevolence, and two subchannels that vice runner of gluing and the vice runner of gluing of intercommunication are still seted up to the junction of two upper die benevolence, and two subchannels correspond with two gland terrace dies respectively. The utility model discloses can once only accomplish moulding plastics on two sports floor, and sports floor can mould plastics in step to sports floor's gland when moulding plastics, makes sports floor's gland not need solitary mould to produce, not only makes equipment cost greatly reduced, and makes production efficiency improve greatly.

Description

Injection mold for sports floor

Technical Field

The utility model relates to a sports floor production field particularly, relates to an injection mold for sports floor.

Background

Floated assembly floor is also called combination formula sports floor, novel product with polypropylene (PP) as the main material, compare with plastic surface course, timber apron sports floor it has assemble simply, it is convenient to remove, survive the rainwater and erode, do not have worm-eaten, advantages such as long-lived, can directly mat formation at the basic surface of cement or pitch, need not to bond, connect with unique hasp between each floor, the installation is very simple, can also dismantle at will, so at present, more and more be used for multiple sport field, like sport field such as basketball court, volleyball court and tennis court, especially, more be fit for the use in outdoor stadium.

The mould structure singleness of the floor is assembled to floated production current, and only can mould plastics floated space of a whole page of assembling the floor alone when moulding plastics, can not mould plastics simultaneously to the spare part on floated floor of assembling, makes the production efficiency greatly reduced on floated floor of assembling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold for sports floor to solve above-mentioned problem.

For realizing the purpose of the utility model, the technical proposal adopted is that: an injection mold for sports floors comprises a fixed mold plate and a movable mold plate; two upper die cores connected side by side are mounted on the fixed die plate, and two gland male dies are further mounted between the two upper die cores; the movable mould plate is provided with lower mould cores matched with the upper mould cores, and a gland female mould matched with the gland male mould is also arranged between the two lower mould cores; two all seted up the main runner of gluing on the upper die benevolence, and two subchannels that vice runner of gluing and the vice runner of gluing of intercommunication are still seted up to the junction of two upper die benevolence, and two subchannels correspond with two gland terrace dies respectively.

Further, the movable mould plate is also provided with 4 wedge-shaped blocks, and the 4 wedge-shaped blocks are respectively positioned on the outer sides of two adjacent sides of the two lower mould cores; a plurality of bolts extending towards the lower die core are further mounted on the inner side surface of the wedge-shaped block; and the fixed template is also provided with an inclined pin corresponding to the inclined wedge, and the lower end of the inclined pin penetrates through the wedge block in an inclined manner and is inserted on the movable template.

Furthermore, a sliding groove matched with the wedge-shaped block is formed in the movable template and extends towards the center of the lower die core; the cross section of the sliding groove is inverted T-shaped, and the wedge block is slidably arranged in the sliding groove.

Furthermore, each wedge block all sets up the taper pin be two, and two taper pins are located the both ends of wedge block respectively.

Furthermore, cooling channels are arranged on the fixed die plate and the movable die plate, the cooling channels on the fixed die plate are matched with the upper die core, and the cooling channels on the movable die plate correspond to the gland female die.

The heating device further comprises a hot runner plate, wherein the hot runner plate is arranged above the fixed die plate, a groove is formed in the hot runner plate, and a heating coil is arranged in the groove; the hot flow cavity is arranged in the groove, the plurality of pouring nozzles are further arranged on the hot flow cavity, and the plurality of pouring nozzles are respectively inserted into the main glue flow channel and the auxiliary glue flow channel.

Furthermore, the number of the main glue flow channels corresponding to each upper mold core is two.

Further, the hot runner plate and the fixed die plate are fixed through screws.

Furthermore, an upper panel is further installed on the hot runner plate, and a pouring gate communicated with the hot flow cavity is further arranged on the upper panel.

Furthermore, the hot runner plate further comprises a guide pillar, the guide pillar is fixedly installed on the upper panel, and the lower end of the guide pillar sequentially penetrates through the hot runner plate, the fixed die plate and the movable die plate to extend downwards.

The utility model has the advantages that,

the two upper die inserts are arranged on the fixed die plate, the two lower die inserts are arranged on the movable die plate, the two gland male dies are arranged at the joint of the two upper die inserts, and the two gland female dies are arranged at the joint of the two movable die plates, so that the injection molding of the two sports floors can be completed at one time when the sports floors are subjected to injection molding, and the production efficiency of the sports floors is greatly improved; meanwhile, when the sports floor is subjected to injection molding, the gland female die and the gland male die are matched, so that the sports floor can synchronously perform injection molding on the gland of the sports floor while the sports floor is subjected to injection molding, the gland of the sports floor is not required to be produced by an independent die, the equipment cost is greatly reduced, and the production efficiency is greatly improved.

Drawings

FIG. 1 is a structural diagram of an injection mold for a sports floor according to an embodiment of the present invention;

FIG. 2 is a block diagram of the sizing plates of FIG. 1;

FIG. 3 is a block diagram of the moving platen of FIG. 1;

FIG. 4 is a block diagram of the hot runner plate of FIG. 1;

fig. 5 is a view showing an installation structure of the hot flow chamber of fig. 4.

Reference numbers and corresponding part names in the drawings:

1. the hot runner mold comprises a fixed mold plate, 2, a movable mold plate, 3, an upper mold core, 4, a capping male mold, 5, a lower mold core, 6, a capping female mold, 7, a main glue runner, 8, an auxiliary glue runner, 9, a runner, 10, a wedge block, 11, a bolt, 12, an inclined pin, 13, a chute, 14, a cooling channel, 15, a hot runner plate, 16, a groove, 17, a heating coil, 18, a hot runner cavity, 19, a pouring nozzle, 20, an upper panel, 21, a pouring gate, 22 and a guide pillar.

Detailed Description

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

As shown in fig. 1 to 5, the utility model provides an injection mold for sports floor, which comprises a fixed mold plate 1 and a movable mold plate 2; the fixed die plate 1 is provided with two upper die cores 3 which are connected side by side, and two gland male dies 4 are arranged between the two upper die cores 3; the movable mould plate 2 is provided with lower mould cores 5 matched with the upper mould core 3, and a gland female mould 6 matched with the gland male mould 4 is also arranged between the two lower mould cores 5; two all seted up main gluey runner 7 on the upper die benevolence 3, and two branches 9 that vice gluey runner 8 and intercommunication vice gluey runner 8 have still been seted up to the junction of two upper die benevolence 3, and two branches 9 correspond with two gland terrace dies 4 respectively.

The fixed die plate 1 and the movable die plate 2 are arranged oppositely, the upper die core 3 is embedded on the opposite surface of the fixed die plate 1 and the movable die plate 2, and the lower die core 5 is embedded on the opposite surface of the movable die plate 2 and the fixed die plate 1; when the movable mould plate 2 and the fixed mould plate 1 are closed, the upper mould core 3 and the lower mould core 5 are closed, so that a moving floor mould cavity is formed between the upper mould core 3 and the lower mould core 5, and when injection molding materials are injected into the moving floor mould cavity and cooled, a moving floor is formed.

The gland male dies 4 are embedded on the two upper die cores 3 together, and the central axis of the gland male dies 4 and the connecting axis of the two upper die cores 3 are on the same vertical plane; the gland female die 6 is embedded on the two lower die cores 5 together, and the central axis of the gland female die 6 and the connecting axis of the two lower die cores 5 are on the same vertical plane; when the fixed die plate 1 and the movable die plate 2 are closed, the capping male die 4 and the capping female die 6 are closed, so that a capping die cavity is formed between the capping male die 4 and the capping female die 6, and a gland is formed after injection molding materials are injected into the capping die cavity for cooling.

The main rubber flow channel 7 is used for injecting injection molding materials into the two movable floor mould cavities respectively, and the auxiliary rubber flow channel 8 is used for injecting the injection molding materials into the two gland mould cavities respectively; two the outlet end of subchannel 9 and vice gluey runner 8 is connected, and is concrete, and two subchannels 9 are for seting up the passageway on two upper die benevolence 3 jointly, and the entry end of two subchannels 9 all communicates with vice gluey runner 8, and the exit end of two subchannels 9 communicates with two gland die cavities respectively, and it can to make two glands accessible same vice gluey runner 8 mould plastics, because gland structure is less, moulds plastics simultaneously and can not receive the influence to the quality of gland through vice gluey runner 8 to two glands.

The utility model provides an auxiliary rubber runner 8's quantity also can correspond with the quantity of gland terrace die 4, makes a gland die cavity correspond an auxiliary rubber runner 8, then can not set up subchannel 9 this moment, and this kind of mode also can be accomplished moulding plastics to the gland.

The movable mould plate 2 is also provided with 4 wedge-shaped blocks 10, and the 4 wedge-shaped blocks 10 are respectively positioned on the outer sides of two adjacent sides of the two lower mould cores 5; a plurality of bolts 11 extending towards the lower die core 5 are further arranged on the inner side surface of the wedge block 10; the fixed die plate 1 is also provided with an inclined pin 12 corresponding to the inclined wedge, and the lower end of the inclined pin 12 obliquely penetrates through the wedge block 10 and is inserted on the movable die plate 2.

The wedge-shaped blocks 10 can move on the movable template 2, each movable floor cavity corresponds to 2 wedge-shaped blocks 10, when the movable template 2 and the fixed template 1 are gradually closed, the wedge-shaped blocks 10 are gradually close to the lower die core 5, and when the movable template 2 and the fixed template 1 are gradually far away, the wedge-shaped blocks 10 are gradually far away from the lower die core 5; the inner side surface of the wedge block 10 is a side surface of the wedge block 10 close to the lower die core 5, a plurality of pins 11 are arranged at intervals along the length direction of the wedge block 10, when the movable die plate 2 and the fixed die plate 1 are closed, the wedge block 10 is close to the lower die core 5, the pins 11 are inserted into the die cavity of the movable floor, injection molding is performed on the movable floor in the die cavity at the moment, so that the corresponding positions of the pins 11 form a socket structure, when the movable die plate 2 and the fixed die plate 1 are far away, the wedge block 10 is far away from the lower die core 5, the pins 11 are withdrawn from the die cavity of the movable floor, when the movable floor after injection molding is effectively prevented from being ejected out from the lower die core 5, the movable floor is blocked on the lower die core 5 due to the fact that the pins 11 are inserted on the movable floor.

The taper pin 12 is fixedly installed on the fixed die plate 1, a through hole corresponding to the taper pin 12 is formed in the wedge block 10, the lower end of the taper pin 12 inclines towards the edge of the movable die plate 2, when the fixed die plate 1 and the movable die plate 2 are closed, the fixed die plate 1 moves towards the movable die plate 2, the taper pin 12 guides the wedge block 10, the wedge block 10 gradually moves towards the lower die core 5, the bolt 11 is automatically inserted into the moving floor die cavity, when the movable die plate 2 is far away from the fixed die plate 1, the wedge block 10 is gradually far away from the lower die core 5 due to the guide of the taper pin 12 to the wedge block 10, and the bolt 11 automatically exits from the moving floor die cavity.

The movable mould plate 2 is also provided with a sliding chute 13 matched with the wedge block 10, and the sliding chute 13 extends towards the center of the lower mould core 5; the cross section of the sliding groove 13 is inverted T-shaped, and the wedge block 10 is slidably arranged in the sliding groove 13; the sliding groove 13 penetrates through the outer surface of the movable template 2, and the width of the bottom of the sliding groove 13 is larger than the width of the upper part of the sliding groove 13, so that the axial direction of the sliding groove 13 is consistent with the length of the lower mold core 5 or the width direction of the lower mold core 5; the width of the lower end of the wedge block 10 is larger than the width of the upper end of the wedge block 10, and the wedge block 10 is in clearance fit with the sliding groove 13, so that the wedge block 10 can slide along the sliding groove 13 smoothly, and the wedge block 10 is effectively prevented from falling off from the fixed die plate 1 when sliding.

Every the taper pin 12 that wedge 10 all set is two, and two taper pins 12 are located the both ends of wedge 10 respectively, make wedge 10 drive jointly through two taper pins 12, make wedge 10 more steady when moving, make the insertion and the withdrawal of bolt 11 more stable.

The fixed die plate 1 and the movable die plate 2 are both provided with cooling channels 14, the cooling channels 14 on the fixed die plate 1 are matched with the upper die core 3, and the cooling channels 14 on the movable die plate 2 correspond to the gland female die 6; the cooling channel 14 on the fixed die plate 1 is mainly used for cooling the moving floor after injection molding, so that the moving floor is cooled and molded, the cooling channel 14 on the moving die plate 2 is mainly used for cooling the gland after injection molding, so that the gland is cooled and molded, and in order to facilitate the connection of the inlet end of the cooling channel 14 and the outlet end of the cooling channel 14 with an external pipeline, a connecting joint can be arranged at the inlet end of the cooling channel 14 and the outlet end of the cooling channel 14.

In order to improve the cooling effect of the sports floor, two cooling water channels can be arranged on the fixed die plate 1 and respectively correspond to the two upper die cores 3, so that the two sports floors are separately cooled, and the cooling effect of the sports floors is greatly improved.

The utility model also comprises a hot runner plate 15, the hot runner plate 15 is arranged above the fixed die plate 1, a groove 16 is arranged on the hot runner plate 15, and a heating coil 17 is arranged in the groove 16; a hot flow cavity 18 is arranged in the groove 16, a plurality of pouring nozzles 19 are also arranged on the hot flow cavity 18, and the plurality of pouring nozzles are respectively inserted into the main glue flow channel 7 and the auxiliary glue flow channel 8; the hot runner plate 15 is fixedly arranged on the upper surface of the fixed template 1, the groove 16 is formed in the upper surface of the hot runner plate 15, and the shape of the groove 16 is irregular; the heating coils 17 are arranged along the inner wall of the groove 16, so that the heating coils 17 can heat and insulate the heat flow cavity 18, and the plastic is effectively prevented from being cooled in the injection molding process; the heat flow cavity 18 is made of copper, so that heat generated by the coil can be quickly transferred to plastic in the heat flow cavity 18.

The number of the pouring nozzles 19 is equal to the sum of the number of the main rubber flow channels 7 and the number of the auxiliary rubber flow channels 8, and the plurality of pouring nozzles 19 are respectively embedded in the main rubber flow channels 7 and the auxiliary rubber flow channels 8 one by one; the upper end of the pouring nozzle 19 is communicated with the heat flow cavity 18, and the lower end of the pouring nozzle 19 is communicated with the moving floor mold cavity or the gland mold cavity, so that plastic in the heat flow cavity 18 can be respectively poured into the moving floor mold cavity and the gland mold cavity through the pouring nozzle 19.

Every the main gluey runner 7 that upper die benevolence 3 corresponds is two, because sports floor die cavity area is great, adopts two main gluey runners 7 to cooperate jointly, makes same sports floor pour by two pouring nozzle 19 jointly, makes the plastic can be full of whole sports floor die cavity, makes the sports floor quality of cast moulding better, avoids the sports floor to lack to glue for appearing product quality.

The hot runner plate 15 and the fixed template 1 are fixed through screws, so that not only can the hot runner plate 15 and the fixed template 1 be fixed, but also the hot runner plate 15 and the fixed template 1 can be more conveniently disassembled; the screws for fixing the hot runner plate 15 and the fixed die plate 1 are multiple and are uniformly distributed, so that the fixing effect of the hot runner plate 15 and the fixed die plate 1 is better.

The hot runner plate 15 is also provided with an upper panel 20, and the upper panel 20 is also provided with a pouring gate 21 communicated with the hot flow cavity 18; the pouring gate 21 is positioned in the center of the upper panel 20, the inlet end of the pouring gate 21 is connected with the injection molding machine, and the outlet end of the pouring gate 21 is connected with the heat flow cavity 18, so that plastic extruded by the injection molding machine can be directly sent into the heat flow cavity 18 through the pouring gate 21, uniformly enters each pouring nozzle 19 through the heat flow cavity 18, and is finally injected into the sports floor mold cavity and the press cover mold cavity.

The utility model also comprises a guide post 22, the guide post 22 is fixedly arranged on the upper panel 20, and the lower end of the guide post 22 sequentially passes through the hot runner plate 15, the fixed template 1 and the movable template 2 and extends downwards; the number of the guide posts 22 is 4, and the 4 guide posts 22 are respectively arranged at four right angles of the upper panel 20; and a guide sleeve matched with the guide pillar 22 is further arranged on the movable die plate 2, so that the movable die plate 2 can move more conveniently.

The utility model discloses a 2 below of movable mould board have still set thimble mechanism, and thimble mechanism is the direct use of current thimble mechanism in the current injection mold [ for example: the application number is 201820002040.3, the name is mould on wear-resisting suspension floor, at the below mounting plate of movable mould board 2 promptly, install the thimble board on the bottom plate to install the thimble that corresponds with lower mould benevolence 5, gland die 6 on the thimble board, when the thimble does not move relatively, thimble upper end and

lower mould benevolence

5, 6 internal surface parallel and level of gland die, when the thimble upward movement, the thimble is ejecting with the motion floor on the lower mould benevolence 5 and the gland on the gland die 6, thereby realize the drawing of patterns on motion floor and gland.

When the utility model needs to perform injection molding on the sports floor, the movable template 2 moves towards the fixed template 1, and in the moving process of the movable template 2, the inclined pin 12 guides the wedge block 10 to move towards the lower die core 5 along the sliding groove 13, so that the bolt 11 is gradually inserted into the cavity of the sports floor; when the movable template 2 and the fixed template 1 are completely closed, the bolt 11 is completely inserted into the moving floor template cavity, at the moment, the injection molding machine injects materials to the sprue gate 21, so that the plastic enters the heat flow cavity 18 along the sprue gate 21, the plastic entering the heat flow cavity 18 enters the moving floor template cavity through the main plastic runner 7 to be pinched, enters the sub runner 9 through the sub plastic runner 8, and enters the two gland template cavities through the sub runner 9 respectively; after the plastic is completely injected into the sports floor mold cavity and the gland mold cavity, cooling water flows along the cooling channel 14, so that the cooling water in the cooling channel 14 on the fixed mold plate 1 cools the sports floor mold cavity, and the cooling water in the cooling channel 14 on the movable mold plate 2 cools the gland mold cavity, so that the sports floor and the gland are cooled and molded.

Then, the movable template 2 is far away from the fixed template 1, and in the moving process of the movable template 2, the inclined pin 12 guides the wedge-shaped block 10 to be far away from the lower die core 5 along the sliding groove 13, so that the inserted pin 11 is gradually drawn out from the moving floor; after the movable mould plate 2 moves to the fixed position, the ejector pin mechanism matched with the movable mould plate 2 moves, the ejector pin mechanism ejects the movable floor out of the lower mould core 5, and the gland is ejected out of the gland female mould 6, so that the movable floor and the pressure plate are demoulded.

When plastic enters the heat flow cavity 18, the heating coil 17 in the groove 16 heats the heat flow cavity 18, so that the plastic entering the heat flow cavity 18 can be heated and insulated, the plastic is effectively prevented from being cooled, and the injection molding quality of the sports floor and the gland is guaranteed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection mold for sports floors is characterized by comprising a fixed mold plate (1) and a movable mold plate (2); the fixed die plate (1) is provided with two upper die cores (3) which are connected side by side, and two gland male dies (4) are arranged between the two upper die cores (3); a lower die core (5) matched with the upper die core (3) is arranged on the movable die plate (2), and a gland female die (6) matched with the gland male die (4) is also arranged between the two lower die cores (5); two all seted up main gluey runner (7) on going up mould benevolence (3), and two subchannels (9) of vice runner (8) and the vice runner (8) of gluing of intercommunication are still seted up to the junction of two last mould benevolence (3), and two subchannels (9) correspond with two gland terrace dies (4) respectively.

2. The injection mold for the sports floor as claimed in claim 1, wherein the movable mold plate (2) is further provided with 4 wedge blocks (10), and the 4 wedge blocks (10) are respectively positioned at the outer sides of two adjacent sides of the two lower mold cores (5); a plurality of bolts (11) extending towards the lower die core (5) are further mounted on the inner side surface of the wedge block (10); the fixed die plate (1) is further provided with an inclined pin (12) corresponding to the inclined wedge, and the lower end of the inclined pin (12) penetrates through the wedge block (10) in an inclined mode and is inserted into the movable die plate (2).

3. The injection mold for the sports floor as claimed in claim 2, wherein the movable mold plate (2) is further provided with a sliding groove (13) matched with the wedge block (10), and the sliding groove (13) extends towards the center of the lower mold core (5); the cross section of the sliding groove (13) is inverted T-shaped, and the wedge block (10) is slidably arranged in the sliding groove (13).

4. An injection mould for sports floors as claimed in claim 2 or 3, wherein each wedge block (10) is provided with two angle pins (12), and the two angle pins (12) are respectively located at two ends of the wedge block (10).

5. The injection mold for sports floors as claimed in claim 1, wherein the fixed mold plate (1) and the movable mold plate (2) are provided with cooling channels (14), the cooling channels (14) on the fixed mold plate (1) are matched with the upper mold core (3), and the cooling channels (14) on the movable mold plate (2) correspond to the cover pressing female mold (6).

6. The injection mold for the sports floor as claimed in claim 1, further comprising a hot runner plate (15), wherein the hot runner plate (15) is installed above the fixed mold plate (1), a groove (16) is formed in the hot runner plate (15), and a heating coil (17) is installed in the groove (16); a hot flow cavity (18) is installed in the groove (16), a plurality of casting nozzles (19) are further installed on the hot flow cavity (18), and the plurality of casting nozzles are respectively inserted into the main rubber flow channel (7) and the auxiliary rubber flow channel (8).

7. The injection mold for sports floor as claimed in claim 6, wherein there are two main glue channels (7) corresponding to each upper mold core (3).

8. The injection mold for sports floors as claimed in claim 6, wherein the hot runner plate (15) is fixed with the stationary platen (1) by screws.

9. An injection mould for sports floors as claimed in claim 6 or 7 or 8, characterised in that an upper panel (20) is further mounted on said hot runner plate (15) and that a sprue gate (21) is provided on said upper panel (20) in communication with said hot runner cavity (18).

10. The injection mold for sports flooring according to claim 9, further comprising a guide post (22), wherein the guide post (22) is fixedly installed on the upper plate (20), and a lower end of the guide post (22) extends downward through the hot runner plate (15), the stationary platen (1) and the movable platen (2) in sequence.