CN215396608U

CN215396608U - Hot runner type point gate glue inlet mechanism of large-scale grid-shaped logistics tray mould

Info

Publication number: CN215396608U
Application number: CN202121707847.5U
Authority: CN
Inventors: 胡粲; 周斌
Original assignee: Taizhou Huangyan Faao Plastic Mould Co ltd
Current assignee: Taizhou Huangyan Faao Plastic Mould Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-04
Anticipated expiration: 2031-07-26

Abstract

The utility model provides a hot runner type point gate glue inlet mechanism of a large-scale grid-shaped logistics tray mold, and belongs to the technical field of molds. It includes cope match-plate pattern and lower bolster, cope match-plate pattern and lower bolster between be equipped with into die cavity, the cope match-plate pattern upside be equipped with the roof, the roof on be equipped with the mouth of moulding plastics, roof and cope match-plate pattern between be equipped with the multiple spot and advance to water the structure, the lower bolster on matrix mechanism of loosing core in addition. The structure of watering is advanced to multiple spot can pour into the one-tenth die cavity through a plurality of positions from the one-tenth die cavity upside after shunting injection molding liquid into, the multiple spot position advances to water and can reduce the required route that flows of injection molding liquid in the one-tenth die cavity, the efficiency of moulding plastics is improved, and can prevent to appear the problem that injection molding liquid is not full of the one-tenth die cavity, the qualification rate when promoting the layer board and moulding plastics, the matrix mechanism of loosing core can loose core automatically when the drawing of patterns, can improve drawing of patterns efficiency, thereby further shorten the production cycle of tray.

Description

Hot runner type point gate glue inlet mechanism of large-scale grid-shaped logistics tray mould

Technical Field

The utility model belongs to the technical field of molds, and relates to a hot runner type point gate glue feeding mechanism of a large-scale grid-shaped logistics tray mold.

Background

The plastics tray is generally through injection moulding, and the tray is when moulding plastics, because have a lot of tiny cell body structures in the tray, the liquid of moulding plastics is very slow at the flow in shaping intracavity, and it is inefficient to mould plastics, and leads to the liquid of moulding plastics to flow into the narrow department in tray shaping chamber easily to the product that leads to moulding plastics to form has the quality problem.

In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a tray mold is disclosed in the chinese patent application No.: 201720076496.X ], which comprises an upper die and a lower die, wherein a cavity is arranged between the upper die and the lower die, a plurality of cores for injecting plastic steel strip holes are arranged in the cavity, an oil cylinder for extracting the cores is arranged on the lower die, the cores comprise a first core and a second core sleeved in a sliding manner in the first core, a sliding cavity for accommodating the second core is arranged on the first core, a piston rod of the oil cylinder penetrates through the sliding cavity to be connected with the second core, the technical scheme is characterized in that the cores are divided into a first core and a second core which are sleeved in a sliding manner, when the cores are extracted, the oil cylinder firstly pulls the second core to enter the first core, after the second core completely enters the first core, the second core is abutted against the first core, so that the second core is extracted from the steel strip holes, the length of the extracted cores is only half of the original length, and the space required to be greatly reduced, the space is saved and the production and the processing of workers are convenient, but the problems also exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a hot runner type point gate glue feeding mechanism of a large-scale grid-shaped logistics tray mould.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a hot runner type point gate of large-scale field style of calligraphy commodity circulation tray mould advances gluey mechanism, includes cope match-plate pattern and lower bolster, cope match-plate pattern and lower bolster between be equipped with into die cavity, the cope match-plate pattern upside be equipped with the roof, the roof on be equipped with the mouth of moulding plastics, roof and cope match-plate pattern between be equipped with the multiple spot and advance to water the structure, the lower bolster on matrix mechanism of loosing core in addition.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner formula point gate advances gluey mechanism, multiple spot advance to water the structure and include the liquid flow distribution plate of moulding plastics, the liquid flow distribution plate of moulding plastics include the injection moulding plate that links to each other with the mouth of moulding plastics, the injection moulding plate lateral part be provided with a plurality of flow distribution plates along circumference, flow distribution plate on still link No. two flow distribution plates, flow distribution plate and No. two flow distribution plate set up perpendicularly.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner formula point gate advances gluey mechanism, the multiple spot advance to water the structure and include a plurality of main pipes and a plurality of vice pipes of moulding plastics, a flow distribution plate on link firmly two main pipes of moulding plastics, two main pipes of moulding plastics are located the junction of a flow distribution plate and No. two flow distribution plates respectively and a flow distribution plate keeps away from injection moulding plate one end, a flow distribution plate on still link firmly two vice pipes of moulding plastics, two vice pipes of moulding plastics set up respectively in No. two flow distribution plate both sides that link to each other with this a flow distribution plate and along the central line symmetry setting of No. two flow distribution plates, No. two flow distribution plates on link firmly two vice pipes of moulding plastics, two vice pipes of moulding plastics are located a flow distribution plate both sides and set up along the central line symmetry of a flow distribution plate, No. two flow distribution plates keep away from two vice pipe one end and still link firmly main pipes of moulding plastics.

In the hot runner type point gate glue inlet mechanism of the large-scale grid-shaped logistics tray mould, the connected first flow distribution plate and four auxiliary injection molding pipes on the second flow distribution plate are connected to form a square, and the lower template is further provided with a main inlet gate and an auxiliary inlet gate which correspond to the main injection molding pipe and the auxiliary injection molding pipes.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner type point gate advances gluey mechanism, roof and cope match-plate pattern between still be equipped with the board mounting panel of moulding plastics, the board mounting panel of moulding plastics in vertical running through be provided with the board mounting groove of moulding plastics, the liquid flow distribution plate setting of moulding plastics just in the board mounting groove of moulding plastics top of the liquid flow distribution plate and the board mounting groove top of moulding plastics flush.

In the hot runner type point gate glue inlet mechanism of the large-scale grid-shaped logistics tray mould, the injection liquid flow distribution plate is detachably fixed in the injection plate mounting groove through a plurality of bolts.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner formula point gate advances gluey mechanism, the matrix mechanism of loosing core include four core pulling blocks that are the rectangle and distribute, the core pulling block inner end inserts to the shaping intracavity and two adjacent core pulling block lateral parts support and lean on, the lower bolster on still be equipped with four respectively with four translation actuating mechanisms that the core pulling block is adjacent.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner formula point gate advances gluey mechanism, translation actuating mechanism including the translation driver of level setting, the last connecting plate adjacent with the piece of loosing core that links firmly of translation driver, the output shaft tip of translation driver run through the connecting plate and link firmly with the lower bolster.

In foretell large-scale field style of calligraphy commodity circulation tray mould hot runner formula point gate advances gluey mechanism, translation driver both sides still be equipped with two limiting plates that link firmly with the lower bolster, the limiting plate top be equipped with spacing spout, loose core piece bottom link firmly two stoppers that insert to in the spacing spout.

In the hot runner type point gate glue inlet mechanism of the large-scale grid-shaped logistics tray mould, the outer end of the core-pulling block is also provided with a lower limiting step which is obliquely arranged, the upper template is provided with an upper limiting step which is matched with the lower limiting step, and the upper limiting step is fixedly connected with an anti-return block which is obliquely arranged.

Compared with the prior art, the utility model has the advantages that:

1. the shaping chamber can be used for moulding plastics and form the tray product, the external compression moulding machine of mouth of moulding plastics, the compression molding machine can pour into injection moulding liquid from the mouth of moulding plastics, the multiple spot advances to water the structure and can pour into the shaping chamber into through a plurality of positions from the shaping chamber upside after shunting injection moulding liquid, the multiple spot position advances to water and can reduce the required route that flows of injection moulding liquid in the shaping intracavity, the efficiency of moulding plastics is improved, and can prevent that the problem that injection moulding liquid is not full of the shaping chamber from appearing, promote the qualification rate when the layer board is moulded plastics, the matrix mechanism of loosing core can loose core automatically when the drawing of patterns, can improve drawing of patterns efficiency, thereby further shorten the production cycle of tray.

2. The injection molding liquid injected into the injection molding plate from the injection molding port can be shunted through a plurality of first shunting plates and second shunting plates, so that the injection molding pipe can be matched to realize multi-point position simultaneous step-by-step pouring.

3. A flow distribution plate, No. two flow distribution plate cooperation owner are moulded plastics and are managed, vice injection molding pipe can pour into the liquid of moulding plastics into from each position of shaping chamber into, can reduce the required route that flows of liquid of moulding plastics in the shaping intracavity, improve the efficiency of moulding plastics, and can prevent to appear the problem that the liquid of moulding plastics is not full of the shaping chamber, promote the qualification rate when layer board is moulded plastics.

4. When the tray is demoulded, the four translation driving mechanisms can synchronously drive the four core-pulling blocks to move outwards and separate from the forming cavity, so that the core-pulling blocks can be quickly loose, the product demoulding efficiency is improved, and the production period of the tray is shortened.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of a partial structure of the present invention;

FIG. 2 is a schematic view in partial cross-section of the present invention;

FIG. 3 is a partial schematic structural view of the top plate;

FIG. 4 is a schematic view of a portion of the lower platen.

In the figure: the injection molding device comprises an upper template 1, a lower template 2, a molding cavity 3, a top plate 4, an injection molding port 5, a multi-point pouring structure 6, a matrix core pulling mechanism 7, an injection molding liquid flow distribution plate 8, an injection molding plate 9, a first flow distribution plate 10, a second flow distribution plate 11, a main injection molding pipe 12, an auxiliary injection molding pipe 13, a main pouring gate 14, an auxiliary pouring gate 15, an injection molding plate mounting plate 16, an injection molding plate mounting groove 17, a core pulling block 18, a translation driving mechanism 19, a translation driver 20, a connecting plate 21, a limiting plate 22, a limiting sliding groove 23, a limiting block 24, a lower limiting step 25, an upper limiting step 26 and an anti-withdrawal block 27.

Detailed Description

As shown in fig. 1-4, a hot runner type point gate glue inlet mechanism of a large-scale field-shaped logistics tray mould comprises an upper template 1 and a lower template 2, a forming cavity 3 is arranged between the upper template 1 and the lower template 2, a top plate 4 is arranged on the upper side of the upper template 1, an injection molding opening 5 is formed in the top plate 4, a multi-point gate structure 6 is arranged between the top plate 4 and the upper template 1, and a matrix type core pulling mechanism 7 is arranged on the lower template 2.

In this embodiment, the shaping chamber 3 can be used for moulding plastics and form the tray product, the external compression moulding machine of mouth of moulding plastics, the compression molding machine can pour into injection moulding liquid from the mouth of moulding plastics, the structure of watering is advanced to the multiple spot can pour into the shaping chamber into through a plurality of position locations from the shaping chamber upside after shunting injection moulding liquid, the multiple spot position is advanced to water and can be reduced the required route of flow of injection moulding liquid in the shaping chamber, the efficiency of moulding plastics is improved, and can prevent that the problem that the shaping chamber is not full of to the injection moulding liquid, the qualification rate when promoting the layer board and moulding plastics, matrix core-pulling mechanism 7 can loose core automatically when the drawing of patterns, can improve drawing of patterns efficiency, thereby further shorten the production cycle of tray.

Specifically, as shown in fig. 3, the multipoint pouring structure 6 includes an injection molding liquid distribution plate 8, the injection molding liquid distribution plate 8 includes an injection molding plate 9 connected to the injection molding port 5, a plurality of first distribution plates 10 are circumferentially arranged on the side portion of the injection molding plate 9, a second distribution plate 11 is further connected to the first distribution plate 10, and the first distribution plates 10 and the second distribution plates 11 are vertically arranged. The injection molding liquid injected into the injection molding plate from the injection molding port can be shunted through a plurality of first shunting plates 10 and second shunting plates 11, so that the injection molding pipe can be matched to realize multi-point position simultaneous step-by-step pouring.

Specifically, referring to fig. 1-4, the multi-point pouring structure 6 comprises a plurality of main injection pipes 12 and a plurality of secondary injection pipes 13, the first splitter plate 10 is fixedly connected with two main injection pipes 12, the two main injection pipes 12 are respectively positioned at the joint of the first splitter plate 10 and the second splitter plate 11 and at one end of the first splitter plate 10 far away from the injection plate 9, the first splitter plate 10 is fixedly connected with two sub-injection pipes 13, the two sub-injection pipes 13 are respectively arranged at two sides of a second splitter plate 11 connected with the first splitter plate 10 and are symmetrically arranged along the central line of the second splitter plate 11, the second splitter plate 11 is fixedly connected with two sub-injection pipes 13, the two sub-injection pipes 13 are positioned at two sides of the first splitter plate 10 and are symmetrically arranged along the central line of the first splitter plate 10, and one end of the second flow distribution plate 11, which is far away from the two auxiliary injection pipes 13, is fixedly connected with a main injection pipe 12. Four sub-injection pipes 13 on the first flow distribution plate 10 and the second flow distribution plate 11 which are connected to form a square, and a main inlet gate 14 and a sub-inlet gate 15 which correspond to the main injection pipe 12 and the sub-injection pipe 13 are further arranged on the lower template 2.

No. one flow distribution plate 10, No. two flow distribution plates 11 cooperate main injection pipe 12, the vice pipe 13 of moulding plastics to inject into injection moulding liquid from each position of shaping chamber, can reduce the required mobile route of liquid in the shaping intracavity of moulding plastics, improve the efficiency of moulding plastics, and can prevent to appear the problem that the liquid of moulding plastics is not full of the shaping chamber, promote the qualification rate when the layer board is moulded plastics.

Preferably, as shown in fig. 1-3, an injection molding plate mounting plate 16 is further disposed between the top plate 4 and the upper mold plate 1, an injection molding plate mounting groove 17 is vertically arranged in the injection molding plate mounting plate 16 in a penetrating manner, the injection molding liquid distribution plate 8 is disposed in the injection molding plate mounting groove 17, and the top of the injection molding liquid distribution plate 8 is flush with the top of the injection molding plate mounting groove 17. The injection molding plate mounting plate can protect the injection molding liquid flow distribution plate.

Preferably, as shown in fig. 1-3, the injection molding liquid distribution plate 8 is detachably fixed in the injection molding plate mounting groove 17 by a plurality of bolts, so as to facilitate disassembly, maintenance or replacement.

Specifically, as shown in fig. 1 to 4, the matrix core-pulling mechanism 7 includes four core-pulling blocks 18 distributed in a rectangular shape, inner ends of the core-pulling blocks 18 are inserted into the molding cavity 3, and two adjacent core-pulling blocks 18 abut against side portions of the core-pulling blocks, and four translation driving mechanisms 19 respectively adjacent to the four core-pulling blocks 18 are further disposed on the lower mold plate 2. During demoulding, the four translation driving mechanisms 19 can synchronously drive the four core-pulling blocks to move outwards and separate from the forming cavity, so that the core-pulling blocks can be quickly pulled, the demoulding efficiency of the product is improved, and the production period of the tray is shortened.

Specifically, as shown in fig. 1 to 4, the translation driving mechanism 19 includes a translation driver 20 horizontally disposed, a connecting plate 21 adjacent to the core back block 18 is fixedly connected to the translation driver 20, and an output shaft end of the translation driver 20 penetrates through the connecting plate 21 and is fixedly connected to the lower mold plate 2. The output shaft of the translation driver 20 is fixed on the lower template, the translation driver can move outwards by the action of the translation driver, so that the connecting plate is driven to move outwards, and the core block is driven to move outwards by the outwards movement of the connecting plate.

It will be appreciated by those skilled in the art that the translation actuator may be a ram, cylinder, linear motor, or the like.

Preferably, as shown in fig. 1 to 4, two limiting plates 22 fixedly connected to the lower mold plate 2 are further disposed on two sides of the translation driver 20, a limiting sliding groove 23 is disposed at the top of each limiting plate 22, and two limiting blocks 24 inserted into the limiting sliding grooves 23 are fixedly connected to the bottom of the core-pulling block 18. The limiting block on the core-pulling block is matched with the limiting sliding groove on the limiting plate to limit the core-pulling block when the core-pulling block moves.

Preferably, as shown in fig. 1 and 2, the outer end of the core pulling block 18 is further provided with a lower limiting step 25 which is obliquely arranged, the upper mold plate 1 is provided with an upper limiting step 26 which is matched with the lower limiting step 25, and the upper limiting step 26 is fixedly connected with an anti-receding block 27 which is obliquely arranged. When moulding plastics, the lower limiting step of preventing on the upper limiting step back a position piece cooperation core pulling piece outer end can carry on spacingly to the core pulling piece when moulding plastics, prevents that the cavity pressure in the shaping intracavity is too big to lead to the core pulling piece to move back a position when moulding plastics.

The working principle of the utility model is as follows: the molding cavity 3 can be used for injection molding to form a tray product, an injection molding port is externally connected with a compression molding machine, injection molding liquid can be injected from the injection molding port by the compression molding machine, the multi-point pouring structure can shunt the injection molding liquid and then inject the injection molding liquid into the molding cavity from the upper side of the molding cavity through a plurality of point positions, the multi-point pouring structure can reduce the path of the injection molding liquid required to flow in the molding cavity, the injection molding efficiency is improved, the problem that the molding cavity is not filled with the injection molding liquid can be prevented, the qualification rate of the support plate during injection molding is improved, the matrix type core pulling mechanism 7 can automatically pull cores during demolding, the demolding efficiency can be improved, and the production cycle of the tray is further shortened;

the injection molding liquid injected into the injection molding plate from the injection molding port can be split through the first splitter plate 10 and the second splitter plate 11, so that multi-point position same-step pouring can be realized by matching with the injection molding pipe, the first splitter plate 10 and the second splitter plate 11 can be matched with the main injection molding pipe 12 and the auxiliary injection molding pipe 13 to inject the injection molding liquid from each position of the molding cavity, the path of the injection molding liquid required to flow in the molding cavity can be reduced, the injection molding efficiency is improved, the problem that the molding cavity is not filled with the injection molding liquid can be prevented, the qualification rate of the support plate during injection molding is improved, and the injection molding plate mounting plate can protect the injection molding liquid splitter plates;

when the drawing of patterns, four translation actuating mechanism 19 can the synchronous drive four outside movements of core-pulling block break away from with the shaping chamber and realize the quick core-pulling of core-pulling block, thereby improve the production cycle of product drawing of patterns efficiency shortening the tray, the output shaft of translation driver 20 is fixed on the lower bolster, thereby the translation driver action can make the outside movement of translation driver drive connecting plate, the outside movement of connecting plate can drive the outside translation of core-pulling block, spacing spout on the stopper cooperation limiting plate on the core-pulling block can carry on spacingly to the core-pulling block when the motion of core-pulling block, when moulding plastics, the lower limiting step of preventing on the upper limiting step from moving back the piece cooperation core-pulling block outer end can be spacing to the core-pulling block when moulding plastics, cavity pressure in the shaping intracavity is too big when preventing to mould plastics leads to the core-pulling block to move back.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the upper mold plate 1, the lower mold plate 2, the molding cavity 3, the top plate 4, the injection molding opening 5, the multi-point pouring structure 6, the matrix type core pulling mechanism 7, the injection molding liquid flow distribution plate 8, the injection molding plate 9, the first flow distribution plate 10, the second flow distribution plate 11, the main injection molding pipe 12, the sub injection molding pipe 13, the main pouring opening 14, the sub pouring opening 15, the injection molding plate mounting plate 16, the injection molding plate mounting groove 17, the core pulling block 18, the translation driving mechanism 19, the translation driver 20, the connecting plate 21, the limiting plate 22, the limiting chute 23, the limiting block 24, the lower limiting step 25, the upper limiting step 26, the anti-receding block 27, etc., are used more frequently, these terms are merely used to more conveniently describe and explain the essence of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a hot runner type point gate advances gluey mechanism of large-scale field style of calligraphy commodity circulation tray mould, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) and lower bolster (2) between be equipped with molding cavity (3), cope match-plate pattern (1) upside be equipped with roof (4), roof (4) on be equipped with and mould plastics mouth (5), roof (4) and cope match-plate pattern (1) between be equipped with the multiple spot and advance to water structure (6), lower bolster (2) on in addition matrix loose core mechanism (7).

2. The hot runner type glue feeding mechanism for the large-scale check-up tray logistics mold according to claim 1, wherein the multi-point glue feeding structure (6) comprises an injection liquid distribution plate (8), the injection liquid distribution plate (8) comprises an injection plate (9) connected with the injection port (5), a plurality of first distribution plates (10) are arranged on the side portion of the injection plate (9) along the circumferential direction, a second distribution plate (11) is further connected to the first distribution plates (10), and the first distribution plates (10) and the second distribution plates (11) are vertically arranged.

3. The hot runner type glue feeding mechanism of the large-scale check-in logistics tray mold according to claim 2, wherein the multi-point glue feeding structure (6) comprises a plurality of main injection molding pipes (12) and a plurality of auxiliary injection molding pipes (13), the first flow distribution plate (10) is fixedly connected with the two main injection molding pipes (12), the two main injection molding pipes (12) are respectively positioned at the joint of the first flow distribution plate (10) and the second flow distribution plate (11) and one end of the first flow distribution plate (10) far away from the injection molding plate (9), the first flow distribution plate (10) is further fixedly connected with the two auxiliary injection molding pipes (13), the two auxiliary injection molding pipes (13) are respectively arranged at two sides of the second flow distribution plate (11) connected with the first flow distribution plate (10) and symmetrically arranged along the central line of the second flow distribution plate (11), the second flow distribution plate (11) is fixedly connected with the two auxiliary injection molding pipes (13), two vice injection molding pipes (13) are located flow distribution plate (10) both sides and set up along the central line symmetry of flow distribution plate (10), No. two flow distribution plate (11) keep away from two vice injection molding pipe (13) one end and still link firmly main injection molding pipe (12).

4. The hot runner type glue feeding mechanism of the large-scale check-in logistics tray mold according to claim 3, wherein the connected first splitter plate (10) and the four sub-injection pipes (13) on the second splitter plate (11) are connected to form a square, and the lower mold plate (2) is further provided with a main feeding gate (14) and a sub-feeding gate (15) corresponding to the main injection pipe (12) and the sub-injection pipes (13).

5. The hot runner type spot-pouring gate glue feeding mechanism of the large-scale Chinese character tian-shaped logistics tray mould according to claim 3, wherein an injection molding plate mounting plate (16) is further arranged between the top plate (4) and the upper mould plate (1), an injection molding plate mounting groove (17) is vertically arranged in the injection molding plate mounting plate (16) in a penetrating mode, the injection molding liquid distribution plate (8) is arranged in the injection molding plate mounting groove (17), and the top of the injection molding liquid distribution plate (8) is flush with the top of the injection molding plate mounting groove (17).

6. The hot runner type spot sprue glue feeding mechanism of the large-scale Chinese character tian-shaped logistics tray mold according to claim 5, wherein the injection liquid distribution plate (8) is detachably fixed in the injection plate mounting groove (17) through a plurality of bolts.

7. The hot runner type point gate glue feeding mechanism of the large-scale Chinese character tian-shaped logistics tray mold according to claim 1, wherein the matrix type core pulling mechanism (7) comprises four core pulling blocks (18) which are distributed in a rectangular shape, the inner ends of the core pulling blocks (18) are inserted into the molding cavity (3), the side portions of two adjacent core pulling blocks (18) abut against each other, and four translation driving mechanisms (19) which are respectively adjacent to the four core pulling blocks (18) are further arranged on the lower mold plate (2).

8. The hot runner type spot pouring gate glue feeding mechanism of the large-scale Chinese character tian-shaped logistics tray mold according to claim 7, wherein the translation driving mechanism (19) comprises a translation driver (20) which is horizontally arranged, a connecting plate (21) adjacent to the core pulling block (18) is fixedly connected onto the translation driver (20), and the end portion of an output shaft of the translation driver (20) penetrates through the connecting plate (21) and is fixedly connected with the lower mold plate (2).

9. The hot runner type point-sprue glue feeding mechanism of the large-scale tian-shaped logistics tray mold according to claim 8, wherein two limiting plates (22) fixedly connected with the lower mold plate (2) are further arranged on two sides of the translation driver (20), a limiting sliding groove (23) is formed in the top of each limiting plate (22), and two limiting blocks (24) inserted into the limiting sliding grooves (23) are fixedly connected to the bottom of the core pulling block (18).

10. The hot runner type spot-pouring gate glue feeding mechanism of the large-scale Chinese character tian-shaped logistics tray mould according to claim 7, characterized in that the outer end of the core pulling block (18) is further provided with a lower limiting step (25) which is obliquely arranged, the upper mould plate (1) is provided with an upper limiting step (26) which is matched with the lower limiting step (25), and the upper limiting step (26) is fixedly connected with an anti-receding block (27) which is obliquely arranged.