CN212673984U

CN212673984U - TPU testing die

Info

Publication number: CN212673984U
Application number: CN202021558016.1U
Authority: CN
Inventors: 龚勋; 黄涛
Original assignee: Dongguan Dingyu New Material Co ltd
Current assignee: Dongguan Dingyu New Material Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-09
Anticipated expiration: 2030-07-30

Abstract

The utility model belongs to the technical field of the technique of TPU production facility and specifically relates to a TPU test mould is related to, it includes movable mould board, fixed die plate and detachably installs the change board on the movable mould board, the shaping has the mounting groove that supplies to change the board installation on the relative side of movable mould board and fixed die plate, the one side shaping that the change board is close to the fixed die plate has the shaping cavity that is used for the shaping product. The movable mould plate and the fixed mould plate are arranged on the same side of the mould plate, and the movable mould plate and the fixed mould plate are arranged on the same side of the mould plate.

Description

TPU testing die

Technical Field

The application relates to the technical field of TPU production equipment, in particular to a TPU testing mold.

Background

In general, a set of molds is used in conjunction with an injection molding machine, granular raw materials are heated into fluid plastics, and then the fluid plastics are injected into a molding cavity in the molds, so that the fluid plastics are finally molded into solids and then are demolded to obtain finished products.

Since in the actual production of TPU it is often necessary to produce products of different thickness, if it is desired to produce products of different thickness, it is necessary to have forming chambers of different thickness. The thickness of the forming cavity is determined by the matching of the movable template and the fixed template, so that when the thickness of the forming cavity needs to be changed, the movable template or the fixed template needs to be replaced. However, the movable and fixed mold plates are mounted on the injection molding machine, and are not easy to replace.

SUMMERY OF THE UTILITY MODEL

In order to change the size of shaping cavity in order to be applicable to the product of producing different thickness under the prerequisite that need not to change movable mould board or fixed die plate, this application provides a TPU test mould.

The application provides a TPU test mould adopts following technical scheme:

the utility model provides a TPU testing mold, includes movable mould board, fixed die plate and detachably installs the change board on the movable mould board, the shaping has the mounting groove that supplies to change the board installation on the side that movable mould board and fixed die plate are relative, the one side shaping that the board that changes is close to the fixed die plate has the shaping cavity that is used for the shaping product.

Through adopting above-mentioned technical scheme, add a change board between movable mould board and fixed die plate, the shaping has the shaping cavity on changing the board to can have the change board of the recess of different thickness sizes in order to change the size of shaping cavity through changing the shaping, and then can the not product of equidimension of shaping, need not to change movable mould board or fixed die plate from this and can change the size of shaping cavity in order to be applicable to the product of producing different thickness promptly.

Preferably, the movable template is provided with a guide assembly for positioning the movable template and the fixed template.

By adopting the technical scheme, as the die belongs to finish machining equipment, if the deviation occurs between the movable die plate and the fixed die plate, the phenomenon of galling on a product is easily caused when the die is opened, and the guide assembly can be used for guiding and positioning the movable die plate and the fixed die plate so as to improve the phenomenon.

Preferably, the guide assembly comprises a guide post, the guide post is arranged on the side surface of the movable template close to the static template, the length direction of the guide post is the same as the continuous direction of the movable template and the fixed template, and a guide hole for inserting the guide post is formed in one side surface of the fixed template close to the movable template.

Through adopting above-mentioned technical scheme, utilize the counterpoint of guide post and guiding hole to plant to make movable mould board and fixed die plate fix a position, the operation is convenient.

Preferably, the number of the guide posts is four, the number of the guide holes is correspondingly set to four, and the four guide posts are respectively positioned at four corners of the movable template.

By adopting the technical scheme, the four guide posts are respectively positioned at the four corners of the movable template, so that the accuracy of guiding and positioning can be improved.

Preferably, the replacement plate is provided with a fixing assembly for fixing the replacement plate and the movable template.

Through adopting above-mentioned technical scheme, utilize fixed subassembly can fix the change board on the movable mould board to when the movable mould board removes, the change board takes place the skew or breaks away from the movable mould board.

Preferably, the fixing assembly comprises a fixing bolt, threaded holes are formed in one surface, close to the fixed template, of the movable template and the replacement plate, the threaded holes in the movable template and the threaded holes in the replacement plate are coaxially formed, and one end of the fixing bolt penetrates through the threaded holes in the replacement plate and the threaded holes in the movable template in sequence.

Through adopting above-mentioned technical scheme, utilize fixing bolt threaded connection in the screw hole on the movable mould board and the screw hole on the change board simultaneously to realize the fastening of movable mould board and change board.

Preferably, the number of the fixing bolts is four, the number of the threaded holes in the movable template is four, the threaded holes in the movable template are respectively located at four corners of the movable template, and the number of the threaded holes in the replacement plate is four, and the threaded holes in the replacement plate are respectively located at four corners of the replacement plate.

Through adopting above-mentioned technical scheme, the quantity of screw hole and fixing bolt sets up to four, can further guarantee to change the board and fix on the movable mould board.

Preferably, the movable mould board is equipped with the groove of taking out on being close to the side of fixed mould board, take out the groove and communicate with the corner department of mounting groove, work as when the change board is installed in the mounting groove, the corner of changing the board is located the groove of taking out.

Through adopting above-mentioned technical scheme, when needs will change the board and take out from the mounting groove, can utilize the clearance of taking out the groove and changing board corner department to take up the change board, provide more convenient for getting of change board.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the movable mould plate and the fixed mould plate are provided with a plurality of grooves, and the grooves are formed in the grooves;

2. the guide posts and the guide holes are inserted in an aligned mode to position the movable template and the fixed template;

3. when the replacement plate is required to be taken out from the mounting groove, the replacement plate can be taken up by utilizing the gap between the taking-out groove and the corner of the replacement plate, and convenience is provided for taking and placing the replacement plate.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic illustration of an explosive structure according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a fixed template in the embodiment of the present application.

Description of reference numerals: 1. moving the template; 2. fixing a template; 3. replacing the plate; 4. mounting grooves; 5. a molding chamber; 6. a pouring gate; 7. a flow channel; 8. an exhaust groove; 9. a fixing assembly; 91. fixing the bolt; 10. a threaded hole; 11. taking out of the groove; 12. a guide assembly; 13. a guide post; 14. and (4) a guide hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a TPU testing die. Referring to fig. 1, the TPU test mold is mounted on an injection molding machine, and includes a movable mold plate 1, a fixed mold plate 2, and a replacement plate 3 detachably mounted on the movable mold plate 1. Referring to fig. 2, specifically, a mounting groove 4 for installing the replacement plate 3 is formed in the side face of the movable mold plate 1 opposite to the fixed mold plate 2, a molding cavity 5 for molding a product is formed in one side of the replacement plate 3 close to the fixed mold plate 2, a pouring gate 6 is formed in the replacement plate 3, a runner 7 communicated with the pouring gate 6 is formed in the fixed mold plate 2, fluid plastics can be sprayed out of the molding cavity 5 through the runner 7 and the pouring gate 6 to form a product, and a plurality of exhaust grooves 8 are formed in the replacement plate 3. Through changing the size of changing board 3 with change shaping cavity 5 to need not to change movable mould board 1 or fixed die plate 2, save the loaded down with trivial details step of dismouting movable mould board 1 or fixed die plate 2.

With continued reference to fig. 2, the fixing manner between the replacement plate 3 and the movable die plate 1 is specifically as follows: the replacement plate 3 is provided with a fixing assembly 9 for fixing the replacement plate 3 and the movable die plate 1. Specifically, fixed subassembly 9 includes fixing bolt 91, and four screw holes 10 have all been seted up on the one side that movable mould board 1 is close to fixed mould board 2 and the change board 3, and four screw hole 10 evenly distributed of movable mould board 1 are in the four corners department of movable mould board 1, and four screw hole 10 evenly distributed of changing board 3 are in the four corners department of changing board 3, and in addition, screw hole 10 on the movable mould board 1 and the coaxial setups of the screw hole 10 one-to-one on the change board 3. The quantity correspondence of fixing bolt 91 sets up to four, and the one end of fixing bolt 91 passes screw hole 10 on changing board 3 and the screw hole 10 on the movable mould board 1 in proper order, and fixing bolt 91 and screw hole 10 threaded connection to can fix changing board 3 on movable mould board 1.

With continued reference to fig. 2, since the replacement plate 3 is placed in the adapted installation groove 4, and the replacement plate 3 has a certain thickness, when the replacement plate 3 needs to be taken out from the installation groove 4, the replacement plate 3 is not easy to be taken up, therefore, a taking-out groove 11 is formed on one side surface of the movable die plate 1 close to the fixed die plate 2, the taking-out groove 11 is communicated with the corner of the installation groove 4, and when the replacement plate 3 is installed in the installation groove 4, the corner of the replacement plate 3 is located on the taking-out groove 11.

Referring to fig. 3, in order to align the movable mold plate 1 and the fixed mold plate 2 when the movable mold plate 1 moves to be attached to the fixed mold plate 2, a guide assembly 12 for positioning the movable mold plate 1 and the fixed mold plate 2 is disposed on the movable mold plate 1. Specifically, the guide assembly 12 includes guide posts 13, and guide posts 13 set up on the side that the movable mould board 1 is close to the quiet template, and the quantity of guide posts 13 can be four, and four guide posts 13 are located the four corners department of movable mould board 1 respectively, and the length direction of guide posts 13 is the same with the continuous direction of movable mould board 1 and fixed mould board 2, and fixed mould board 2 is close to a side of movable mould board 1 and has offered and be used for supplying guide posts 13 male guiding hole 14.

The application principle of the TPU testing mold in the embodiment of the application is as follows: selecting a replacement plate 3 corresponding to the thickness of the molding cavity 5, placing the replacement plate 3 in a mounting groove 4, fixing the replacement plate 3 on the movable template 1 through a fixing bolt 91, starting an injection molding machine, pushing the movable template 1 to move towards the direction of the fixed template 2, inserting the guide column 13 into the guide groove until the movable template 1 is tightly attached to the fixed template 2, and ejecting fluid plastic into the molding cavity 5 from the pouring gate 6 to form a product; when products with different thicknesses need to be molded, the replacement plate 3 is only required to be detached and replaced by the replacement plate 3 with the molding cavity 5 with the corresponding thickness.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The TPU testing mold is characterized in that: install change board (3) on movable mould board (1) including movable mould board (1), fixed die plate (2) and detachably, the shaping has mounting groove (4) that supply to change board (3) installation on movable mould board (1) and the relative side of fixed die plate (2), it has forming chamber (5) that are used for the shaping product to change one side shaping that board (3) are close to fixed die plate (2).

2. A TPU testing mold as set forth in claim 1 wherein: the movable template (1) is provided with a guide assembly (12) for positioning the movable template (1) and the fixed template (2).

3. A TPU testing mold as set forth in claim 2 wherein: the guide assembly (12) comprises guide columns (13), the guide columns (13) are arranged on the side face, close to the static template, of the movable template (1), the length direction of the guide columns (13) is the same as the continuous direction of the movable template (1) and the fixed template (2), and guide holes (14) used for allowing the guide columns (13) to be inserted are formed in one side face, close to the movable template (1), of the fixed template (2).

4. A TPU testing mold as set forth in claim 3 wherein: the number of the guide posts (13) is four, the number of the guide holes (14) is correspondingly set to be four, and the four guide posts (13) are respectively positioned at four corners of the movable template (1).

5. The TPU testing mold of claim 4, wherein: the movable template is characterized in that a fixing component (9) used for fixing the replacement plate (3) and the movable template (1) is arranged on the replacement plate (3).

6. The TPU testing mold of claim 5, wherein: the fixing assembly (9) comprises a fixing bolt (91), a threaded hole (10) is formed in one face, close to the fixed template (2), of the movable template (1) and the replacement plate (3), the threaded hole (10) in the movable template (1) is coaxial with the threaded hole (10) in the replacement plate (3), and the threaded hole (10) in the replacement plate (3) and the threaded hole (10) in the movable template (1) are sequentially penetrated by one end of the fixing bolt (91).

7. The TPU testing mold of claim 6, wherein: the quantity of fixing bolt (91) is four, screw hole (10) on movable mould board (1) correspond with screw hole (10) on more changing board (3) and are provided with four, four screw hole (10) on movable mould board (1) are located four angle departments of movable mould board (1) respectively, four screw hole (10) on more changing board (3) are located four angle departments of more changing board (3) respectively.

8. The TPU testing mold of claim 7, wherein: the shaping has on the side that movable mould board (1) is close to fixed die plate (2) takes out groove (11), take out groove (11) and the corner department intercommunication of mounting groove (4), work as when change board (3) are installed in mounting groove (4), the corner of changing board (3) is located takes out groove (11).