CN211279517U - Automobile instrument desk injection mold with front mold elastic block for bedding and finishing appearance - Google Patents

Abstract

The utility model belongs to the technical field of the mould, especially, relate to an automobile instrument platform injection mould with bedding in and distributing front mould bullet piece for outward appearance. The utility model discloses, including front forms and back template, front forms top be equipped with front mould benevolence, back template bottom be equipped with back mould benevolence, front forms in be equipped with and hug closely the complex lateral part bullet piece subassembly with front mould benevolence left and right sides both ends mutually, front forms in still be equipped with and hug closely the complex tip bullet piece subassembly with front mould benevolence front and back both ends mutually. The utility model discloses a cooperation between lateral part bullet piece subassembly and the tip bullet piece subassembly, more convenient in the outward appearance bedding and bedding out of motormeter platform, the preparation degree of difficulty that has reduced front mould benevolence and back mould benevolence, lateral part bullet piece subassembly and tip bullet piece subassembly can improve the bedding and bedding out rate of mould profile simultaneously, have ensured that the profile is bedding and bedding out does not have the dead angle, form complete bedding and bedding out profile, improved bedding and bedding out efficiency and mould manufacturing efficiency, reduced the manufacturing cost of mould, improved economic benefits.

Description

Automobile instrument desk injection mold with front mold elastic block for bedding and finishing appearance

Technical Field

The utility model belongs to the technical field of the mould, a motormeter platform injection mould with bedding in and distributing front mould bullet piece for outward appearance is related to.

Background

Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the material melted by heating is injected into a die cavity, and a molded product is obtained after cooling and solidification. An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. An injection mold generally comprises a movable mold and a fixed mold, the movable mold is mounted on a movable mold plate of an injection molding machine, and the fixed mold is mounted on a fixed mold plate of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product.

The structure of the mold varies widely according to the type and properties of the plastic, the shape and structure of the plastic product, the type of the injection machine, etc., but the basic structure is uniform, i.e., the mold mainly comprises a pouring system, a molded part, an exhaust system, a temperature control system and an ejection system. Wherein the casting system and the molded part are parts which are in direct contact with the plastic and vary with the plastic and the product, and are the parts which are the most complicated and varied in the mold and require the highest processing smoothness and precision; the pouring system refers to a runner part before plastic enters a cavity from a nozzle, and comprises a main runner, a cold material cavity, a sub-runner, a pouring gate and the like. The molded parts refer to various parts forming the shape of a product, and include a movable mold, a fixed mold, a cavity, a core, a molding rod, an exhaust port and the like. Automobile instrument platform adopts integrative injection moulding, and the automobile instrument platform structure of required production is comparatively complicated, and the preparation degree of difficulty of front mould benevolence and back mould benevolence is great, and the bedding and laying rate of mould profile is relatively poor, and the quality problems appears in the product easily, and the manufacturing cost of mould is higher simultaneously, and economic benefits is relatively poor.

In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a chinese patent discloses an automobile instrument desk processing die [ application number: 201621001623.1], comprising: the movable die comprises a rack, an upper die base and a lower die base, wherein the upper die base is arranged at the upper end of the rack, the lower die base is arranged at the lower end of the rack, a fixed die is arranged on the upper die base, a movable die is arranged on the lower die base, guide rods are symmetrically arranged on the lower die base on two sides of the movable die, guide sleeves matched with the guide rods are arranged on the upper die base, jacking cylinders are symmetrically arranged on two sides of the lower end of the rack, piston rods of the jacking cylinders penetrate through the rack and the lower die base to be connected with the movable die, an instrument platform male die is arranged at the upper end of the movable die, two ends of the instrument platform male die are respectively connected with the movable die through lower vertical countersunk head screws, lower positioning insertion blocks are respectively arranged on two sides of the lower end of the instrument platform. But the scheme still has the defects of poor die matching rate, high product quality, high manufacturing cost of the die and poor economic benefit.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a motormeter platform injection mould with bedding and finishing front mould bullet piece for the outward appearance is provided.

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

the utility model provides an motormeter platform injection mould with study and join in marriage front mould bullet piece for outward appearance, includes front template and back template, front template top be equipped with front mould benevolence, back template bottom be equipped with back mould benevolence, front template in be equipped with and hug closely the complex lateral part bullet piece subassembly with front mould benevolence left and right sides both ends mutually, front template in still be equipped with and hug closely the complex tip bullet piece subassembly with front mould benevolence front and back both ends mutually, tip bullet piece subassembly and lateral part bullet piece subassembly the position corresponding.

In foretell automobile instrument platform injection mould that has the front mould bullet piece for the bedding in outward appearance, the front mould board in be equipped with left bullet piece fixed slot and right bullet piece fixed slot respectively, lateral part bullet piece subassembly including set up the left front mould bullet piece in left bullet piece fixed slot and set up the right front mould bullet piece in right bullet piece fixed slot, the front mould board in still be equipped with front end bullet piece fixed slot and rear end bullet piece fixed slot respectively, tip bullet piece subassembly including set up the front end bullet piece in front end bullet piece fixed slot and set up the rear end bullet piece in the rear end bullet piece fixed slot.

In the above injection mold for automobile instrument desk with a front mold spring block for bedding and distributing appearance, the end surface of the left front mold spring block close to one side of the front mold core is arc-shaped and fits with the shape of the left end of the front mold core, the shape of the right front mold spring block fits with the shape of the right end of the front mold core, and a plurality of instrument desk empty groove forming blocks symmetrical along the center line of the left front mold spring block are arranged on the end surface of the left front mold spring block close to one side of the front mold core.

In the above injection mold for automobile instrument desk with a front mold spring block for matching appearance, the left front mold spring block is provided with a plurality of first material grooves symmetrical along the center line of the left front mold spring block on the end surface of one side far away from the front mold core, and the right front mold spring block is provided with a plurality of second material grooves symmetrical along the center line of the right front mold spring block on the end surface of one side far away from the front mold core.

In the injection mold for the automobile instrument desk with the front mold elastic block for bedding and distributing the appearance, one end, close to the front mold core, of the front end elastic block is provided with an instrument desk front end bedding and distributing groove, one end, close to the front mold core, of the rear end elastic block is provided with an instrument desk rear end bedding and distributing groove, the instrument desk front end bedding and distributing groove is matched with the shape of the front end of the front mold core, and the instrument desk rear end bedding and distributing groove is matched with the shape of the rear end of the front mold core.

In the injection mold for the automobile instrument desk with the front mold elastic block for bedding and matching appearance, the front end elastic block and the rear end elastic block are respectively provided with a plurality of elastic block positioning shafts, and the front mold plate is internally provided with a plurality of positioning shaft holes matched with the elastic block positioning shafts in shape.

In the injection mold for the automobile instrument desk with the front mold elastic block for bedding and matching appearance, the elastic block positioning shafts are symmetrically arranged along the central lines of the front end elastic block and the rear end elastic block respectively, and the positioning shaft holes are symmetrical along the central line of the front mold plate and correspond to the positions of the elastic block positioning shafts.

In the automobile instrument desk injection mold with the front mold elastic block for the bedding-in appearance, the front mold plate is also internally provided with an auxiliary elastic block fixing groove, the auxiliary elastic block fixing groove is communicated with the front end elastic block fixing groove, an auxiliary elastic block is arranged in the auxiliary elastic block fixing groove, and the auxiliary elastic block is in butt fit with the front end elastic block.

In the automobile instrument desk injection mold with the front mold elastic block for the bedding and finishing appearance, the front mold plate is also internally provided with a plurality of square strip convex blocks which are symmetrical along the central line in the front mold plate, the bottom of the rear mold plate is provided with a plurality of mold closing grooves which are symmetrical along the central line of the rear mold plate, and the rear mold core is positioned between two adjacent mold closing grooves.

In the automobile instrument desk injection mold with the front mold elastic block for the bedding and finishing appearance, the top of the front mold plate is further provided with a plurality of anti-deviation lugs which are symmetrical along the central line of the front mold plate, the bottom of the rear mold plate is further provided with a plurality of anti-deviation grooves which are symmetrical along the central line of the rear mold plate, the anti-deviation grooves correspond to the anti-deviation lugs in position and are matched in shape, and the positioning shaft holes penetrate through the anti-deviation lugs.

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

1. the utility model discloses a cooperation between lateral part bullet piece subassembly and the tip bullet piece subassembly, more convenient in the outward appearance bedding and bedding out of motormeter platform, the preparation degree of difficulty that has reduced front mould benevolence and back mould benevolence, lateral part bullet piece subassembly and tip bullet piece subassembly can improve the bedding and bedding out rate of mould profile simultaneously, have ensured that the profile is bedding and bedding out does not have the dead angle, form complete bedding and bedding out profile, improved bedding and bedding out efficiency and mould manufacturing efficiency, reduced the manufacturing cost of mould, improved economic benefits.

2. The utility model discloses when the compound die, instrument desk dead slot formation piece inserts to front mould benevolence in for instrument desk dead slot formation piece extends and lets in to the die cavity, can form the instrument desk dead slot automatically at the in-process of moulding plastics, need not secondary operation, has reduced the process.

3. The utility model discloses a set up bullet piece location axle and location shaft hole, be used for fixed front end bullet piece and rear end bullet piece through the cooperation between bullet piece location axle and the location shaft hole, convenient location, fixed effectual prevents to play the piece at the in-process front end bullet piece of moulding plastics and rear end bullet piece and takes place to slide, avoids influencing product quality.

Additional advantages, objects, and features of the invention 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 invention.

Drawings

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

Fig. 2 is an exploded view in another direction of the present invention.

Fig. 3 is a schematic structural view of the front mold plate.

Fig. 4 is a schematic structural view of the rear mold plate.

Fig. 5 is a schematic structural view of the left front module spring block.

Fig. 6 is a structural schematic diagram of the left front module elastic block in another direction.

Fig. 7 is a schematic structural view of the right front mold bullet block.

Fig. 8 is a structural schematic view of the right front module bullet block in another direction.

Fig. 9 is a schematic structural view of an end bullet block assembly.

Figure 10 is a schematic view of the end block assembly in another orientation.

In the figure: front template 1, back template 2, front mould benevolence 3, back mould benevolence 4, lateral part bullet piece subassembly 5, tip bullet piece subassembly 6, left bullet piece fixed slot 7, right bullet piece fixed slot 8, left front mould bullet piece 9, right front mould bullet piece 10, front end bullet piece fixed slot 11, rear end bullet piece fixed slot 12, front end bullet piece 13, rear end bullet piece 14, instrument desk dead slot forms piece 15, first festival silo 16, second festival silo 17, instrument desk front end bedding-up groove 18, instrument desk rear end bedding-up groove 19, bullet piece location axle 20, location shaft hole 21, supplementary bullet piece fixed slot 22, supplementary bullet piece 23, the protruding piece 24 of square strip, compound die recess 25, prevent inclined to one side lug 26, prevent inclined to one side recess 27, automobile instrument desk 100.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, 2, 9 and 10, the injection mold for the automobile instrument desk with the front mold elastic block for the appearance grinding comprises a front mold plate 1 and a rear mold plate 2, wherein a front mold core 3 is arranged at the top of the front mold plate 1, a rear mold core 4 is arranged at the bottom of the rear mold plate 2, a side elastic block assembly 5 which is in close fit with the left end and the right end of the front mold core 3 is arranged in the front mold plate 1, an end elastic block assembly 6 which is in close fit with the front end and the rear end of the front mold core 3 is also arranged in the front mold plate 1, and the position of the end elastic block assembly 6 corresponds to the position of the side elastic block assembly 5.

In this embodiment, when the compound die, front form 1 and back form 2 are close to each other, front mould benevolence 3 and back mould benevolence 4 hug closely the cooperation each other and form the die cavity, cooperation between lateral part bullet piece subassembly 5 and the tip bullet piece subassembly 6 through hugging closely mutually with front mould benevolence 3, it is more convenient in the outward appearance bedding and laying of motormeter platform 100, the preparation degree of difficulty of front mould benevolence 3 and back mould benevolence 4 has been reduced, can improve the bedding and laying rate of mould profile through lateral part bullet piece subassembly 5 and tip bullet piece subassembly 6, it does not have the dead angle to have ensured the profile bedding and laying, form complete bedding and laying profile, bedding and laying efficiency and mould manufacturing efficiency have been improved, the manufacturing cost of mould has been reduced, economic benefits has been improved.

Referring to fig. 1, fig. 3, fig. 9 and fig. 10, the front plate 1 is provided with a left spring block fixing groove 7 and a right spring block fixing groove 8 therein, the lateral spring block assembly 5 includes a left front plate spring block 9 disposed in the left spring block fixing groove 7 and a right front plate spring block 10 disposed in the right spring block fixing groove 8, the front plate 1 is further provided with a front end spring block fixing groove 11 and a rear end spring block fixing groove 12 therein, and the end spring block assembly 6 includes a front end spring block 13 disposed in the front end spring block fixing groove 11 and a rear end spring block 14 disposed in the rear end spring block fixing groove 12.

Specifically speaking, left bullet piece fixed slot 7 is used for placing and fixed left front mould bullet piece 9, and right bullet piece fixed slot 8 is used for placing and fixed right front mould bullet piece 10, and front end bullet piece fixed slot 11 is used for placing and fixed front end bullet piece 13, and rear end bullet piece fixed slot 12 is used for placing and fixed rear end bullet piece 14, and the location is accurate, ensures the accuracy of developing and joining in marriage, reduces the error, makes things convenient for the user to get and puts.

Referring to fig. 2, 5 and 6, the end surface of the left front module spring block 9 near the front mold core 3 is arc-shaped and fits the shape of the left end of the front mold core 3, the shape of the right front module spring block 10 fits the shape of the right end of the front mold core 3, and the end surface of the left front module spring block 9 near the front mold core 3 is provided with a plurality of instrument desk hollow groove forming blocks 15 which are symmetrical along the center line of the left front module spring block 9.

In this embodiment, after the left front module spring block 9 is inserted into the left spring block fixing groove 7, a side end surface of the left front module spring block 9 close to the front mold core 3 is arc-shaped and fits with the left end shape of the front mold core 3, so that the left front module spring block 9 and the front mold core 3 are tightly attached to each other, thereby avoiding the occurrence of an injection molding dead angle, ensuring the quality of an injection molding part, the instrument desk empty groove forming block 15 is inserted into the front mold core 3, so that the instrument desk empty groove forming block 15 extends into the mold cavity, an instrument desk empty groove can be automatically formed in the injection molding process, secondary processing is not needed, and the number of processes is reduced.

Referring to fig. 6 and 8, a plurality of first material-saving grooves 16 symmetrical along the center line of the left front module spring block 9 are formed in the end surface of one side of the left front module spring block 9 away from the front mold core 3, and a plurality of second material-saving grooves 17 symmetrical along the center line of the right front module spring block 10 are formed in the end surface of one side of the right front module spring block 10 away from the front mold core 3.

In this embodiment, first festival silo 16 has saved the material with second festival silo 17 under the condition that does not influence the profile to study and join in marriage, has reduced manufacturing cost, and left front mould bullet piece 9 and right front mould bullet piece 10 are the slope setting in front template 1 simultaneously, and the contained angle between the horizontal plane is the acute angle, and the screens is comparatively accurate at the dismouting in-process, and difficult emergence is not hard up.

Referring to fig. 1, 3 and 9, an instrument desk front end matching groove 18 is formed in one end, close to the front mold core 3, of the front end elastic block 13, an instrument desk rear end matching groove 19 is formed in one end, close to the front mold core 3, of the rear end elastic block 14, the instrument desk front end matching groove 18 is matched with the front end of the front mold core 3 in shape, and the instrument desk rear end matching groove 19 is matched with the rear end of the front mold core 3 in shape.

In this embodiment, the front end of the instrument desk is provided with the matching groove 18, which matches the shape of the front end of the front mold core 3, and the rear end of the instrument desk is provided with the matching groove 19, which matches the shape of the rear end of the front mold core 3, so that the front end and the rear end of the automobile instrument desk 100 can be more conveniently matched, thereby ensuring no dead angle for profile matching, forming a complete matching profile, and improving matching efficiency.

Referring to fig. 3 and 10, a plurality of elastic block positioning shafts 20 are respectively arranged in the front end elastic block 13 and the rear end elastic block 14, and a plurality of positioning shaft holes 21 matched with the elastic block positioning shafts 20 in shape are arranged in the front template 1.

In this embodiment, the shape of the elastic block positioning shaft 20 matches with that of the positioning shaft hole 21, and the elastic block positioning shaft 20 and the positioning shaft hole 21 are matched to fix the front end elastic block 13 and the rear end elastic block 14, so that the positioning is convenient and the fixing effect is good.

The bullet block positioning shafts 20 described with reference to fig. 2, fig. 3, fig. 9, and fig. 10 are symmetrically disposed along the center lines of the front end bullet block 13 and the rear end bullet block 14, respectively, and the positioning shaft holes 21 are symmetrical along the center line of the front mold plate 1 and correspond to the positions of the bullet block positioning shafts 20.

In this embodiment, every bullet piece location axle 20 corresponds a location shaft hole 21, and when the compound die, bullet piece location axle 2 inserts to location shaft hole 21 in, can fix a position front end bullet piece 13 and rear end bullet piece 14 fast, prevents that front end bullet piece 13 and rear end bullet piece 14 from taking place to slide at the in-process of moulding plastics.

The front template 1 is also internally provided with an auxiliary elastic block fixing groove 22, the auxiliary elastic block fixing groove 22 is communicated with the front end elastic block fixing groove 11, an auxiliary elastic block 23 is arranged in the auxiliary elastic block fixing groove 22, and the auxiliary elastic block 23 is in butt fit with the front end elastic block 13.

In this embodiment, supplementary bullet piece fixed slot 22 is used for placing and fixed supplementary bullet piece 23, supplementary bullet piece 23 and front end bullet piece 13 looks butt cooperation, has further ensured that the profile of bedding and lining does not have the dead angle, has ensured the precision that motormeter platform 100 outward appearance was bedding and lining up, has improved motormeter platform 100's quality.

Referring to fig. 3 and 4, the front mold plate 1 is further provided with a plurality of square-strip protruding blocks 24 symmetrical along the inner center line of the front mold plate 1, the bottom of the rear mold plate 2 is provided with a plurality of mold closing grooves 25 symmetrical along the center line of the rear mold plate 2, and the rear mold core 4 is located between two adjacent mold closing grooves 25.

Specifically speaking, when the mold is closed, the square strip protruding block 24 moves into the mold closing groove 25, and through the matching between the square strip protruding block 24 and the mold closing groove 25, the front mold plate 1 and the rear mold plate 2 can be quickly closed or opened, so that the production efficiency is improved.

Referring to fig. 1, 2 and 3, the top of the front mold plate 1 is further provided with a plurality of anti-deviation protrusions 26 symmetrical along the center line of the front mold plate 1, the bottom of the rear mold plate 2 is further provided with a plurality of anti-deviation grooves 27 symmetrical along the center line of the rear mold plate 2, the anti-deviation grooves 27 correspond to the anti-deviation protrusions 26 in position and are matched in shape, and the positioning shaft holes 21 penetrate through the anti-deviation protrusions 26.

In the embodiment, when the mold is closed, the deviation-preventing convex block 26 moves into the deviation-preventing groove 27, and the clamping cooperation between the deviation-preventing convex block 26 and the deviation-preventing groove 27 avoids circumferential rotation of the front template 1 and the rear template 2 in the injection molding process, so that the quality of injection molded parts is further improved.

The utility model discloses a theory of operation is:

the left spring block fixing groove 7 is used for placing and fixing the left front mould spring block 9, the instrument desk empty groove forming block 15 is inserted into the front mould core 3, so that the instrument desk empty groove forming block 15 extends into the mould cavity, the instrument desk empty groove can be automatically formed in the injection molding process, secondary processing is not needed, the working procedures are reduced, the right spring block fixing groove 8 is used for placing and fixing the right front mould spring block 10, the front end spring block fixing groove 11 is used for placing and fixing the front end spring block 13, the rear end spring block fixing groove 12 is used for placing and fixing the rear end spring block 14, the auxiliary spring block fixing groove 22 is used for placing and fixing the auxiliary spring block 23, the auxiliary spring block 23 is in butt joint fit with the front end spring block 13, the no dead angle of a bedding-up moulding surface is ensured, the bedding-up accuracy is ensured, the error is reduced, a user can conveniently take and place the appearance of the automobile instrument desk 100, and bedding-up the manufacturing difficulty of the front mould core 3 and the rear mould core 4 is reduced, the grinding rate of the die profile is improved, the die manufacturing efficiency is improved, the manufacturing cost of the die is reduced, the economic benefit is improved, when the die is closed, the front die plate 1 and the rear die plate 2 are close to each other, the front die core 3 and the rear die core 4 are tightly attached to each other and matched to form a die cavity, the square strip protruding blocks 24 are moved into the die closing grooves 25, the front die plate 1 and the rear die plate 2 can be rapidly matched with each other or opened, the production efficiency is improved, meanwhile, the deviation preventing blocks 26 are moved into the deviation preventing grooves 27, the deviation preventing blocks 26 are matched with the deviation preventing grooves 27 in a clamping mode, the injection molding process is avoided, the circumferential rotation of the front die plate 1 and the rear die plate 2 is avoided, and the quality of injection molding pieces is further improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.

Although the terms of the front form 1, the rear form 2, the front form 3, the rear form 4, the side spring block assembly 5, the end spring block assembly 6, the left spring block fixing groove 7, the right spring block fixing groove 8, the left front form spring block 9, the right front form spring block 10, the front end spring block fixing groove 11, the rear end spring block fixing groove 12, the front end spring block 13, the rear end spring block 14, the instrument desk empty groove forming block 15, the first material saving groove 16, the second material saving groove 17, the instrument desk front end lapping groove 18, the instrument desk rear end lapping groove 19, the spring block positioning shaft 20, the positioning shaft hole 21, the auxiliary spring block fixing groove 22, the auxiliary spring block 23, the square bar protrusion block 24, the mold closing groove 25, the deviation preventing protrusion 26, the deviation preventing groove 27, the automobile instrument desk 100, etc. are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims (10)

1. The utility model provides an motormeter platform injection mould with study and join in marriage front mould bullet piece for outward appearance, includes front formwork (1) and back template (2), front formwork (1) top be equipped with front mould benevolence (3), back template (2) bottom be equipped with back mould benevolence (4), its characterized in that, front formwork (1) in be equipped with front mould benevolence (3) about both ends hug closely complex lateral part bullet piece subassembly (5) mutually, front formwork (1) in still be equipped with front mould benevolence (3) around both ends hug closely complex tip bullet piece subassembly (6), tip bullet piece subassembly (6) corresponding with the position of lateral part bullet piece subassembly (5).

2. The injection mold for automobile instrument desk with a front module spring block for bedding and finishing appearance according to claim 1, wherein a left spring block fixing groove (7) and a right spring block fixing groove (8) are respectively formed in the front template (1), the lateral spring block assembly (5) comprises a left front module spring block (9) arranged in the left spring block fixing groove (7) and a right front module spring block (10) arranged in the right spring block fixing groove (8), a front end spring block fixing groove (11) and a rear end spring block fixing groove (12) are respectively formed in the front template (1), and the end spring block assembly (6) comprises a front end spring block (13) arranged in the front end spring block fixing groove (11) and a rear end spring block (14) arranged in the rear end spring block fixing groove (12).

3. The injection mold for automobile instrument desk with the front module spring block for bedding and finishing appearance as claimed in claim 2, wherein the end surface of the left front module spring block (9) near the front module core (3) is arc-shaped and fits with the shape of the left end of the front module core (3), the right front module spring block (10) fits with the shape of the right end of the front module core (3), and a plurality of instrument desk hollow groove forming blocks (15) which are symmetrical along the central line of the left front module spring block (9) are arranged on the end surface of the left front module spring block (9) near the front module core (3).

4. The injection mold for automobile instrument desk with a front module spring piece for matching appearance as claimed in claim 3, wherein a plurality of first material grooves (16) symmetrical along the center line of the left front module spring piece (9) are formed on the end surface of the left front module spring piece (9) far away from the front module core (3), and a plurality of second material grooves (17) symmetrical along the center line of the right front module spring piece (10) are formed on the end surface of the right front module spring piece (10) far away from the front module core (3).

5. The injection mold for automobile instrument desk with the front mold elastic block for matching appearance as claimed in claim 2, wherein the front end elastic block (13) is provided with an instrument desk front end matching groove (18) at one end close to the front mold core (3), the rear end elastic block (14) is provided with an instrument desk rear end matching groove (19) at one end close to the front mold core (3), the instrument desk front end matching groove (18) is matched with the front end of the front mold core (3) in shape, and the instrument desk rear end matching groove (19) is matched with the rear end of the front mold core (3) in shape.

6. The injection mold for automobile instrument desk with a front model elastic block for bedding and finishing appearance according to claim 5, characterized in that a plurality of elastic block positioning shafts (20) are respectively arranged in the front end elastic block (13) and the rear end elastic block (14), and a plurality of positioning shaft holes (21) matched with the shapes of the elastic block positioning shafts (20) are arranged in the front template (1).

7. The injection mold for automobile instrument desk with a front model spring block for bedding and finishing appearance according to claim 6, wherein the spring block positioning shafts (20) are symmetrically arranged along the center lines of the front end spring block (13) and the rear end spring block (14), respectively, and the positioning shaft holes (21) are symmetrically arranged along the center line of the front model plate (1) and correspond to the positions of the spring block positioning shafts (20).

8. The automobile instrument desk injection mold with a front mold spring block for bedding and finishing appearance as claimed in claim 2, wherein an auxiliary spring block fixing groove (22) is further formed in the front mold plate (1), the auxiliary spring block fixing groove (22) is communicated with the front end spring block fixing groove (11), an auxiliary spring block (23) is arranged in the auxiliary spring block fixing groove (22), and the auxiliary spring block (23) is in abutting fit with the front end spring block (13).

9. The automobile instrument desk injection mold with the front mold elastic block for bedding and finishing appearance according to claim 1, wherein a plurality of square-strip convex blocks (24) symmetrical along the inner center line of the front mold plate (1) are further arranged in the front mold plate (1), a plurality of mold closing grooves (25) symmetrical along the center line of the rear mold plate (2) are formed in the bottom of the rear mold plate (2), and the rear mold core (4) is located between two adjacent mold closing grooves (25).

10. The automobile instrument desk injection mold with the front model elastic block for matching appearance as claimed in claim 7, wherein a plurality of anti-deviation projections (26) symmetrical along the center line of the front model plate (1) are further arranged on the top of the front model plate (1), a plurality of anti-deviation grooves (27) symmetrical along the center line of the rear model plate (2) are further arranged on the bottom of the rear model plate (2), the anti-deviation grooves (27) correspond to the anti-deviation projections (26) in position and are matched in shape, and the positioning shaft holes (21) penetrate through the anti-deviation projections (26).

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