Profiling spraying equipment

Abstract

The utility model discloses profiling spraying equipment, which is used for spraying cavities of a movable die and a fixed die in a die casting machine, and comprises a control machine, a motion executing mechanism and a spraying mechanism connected with the control machine, the motion execution mechanism can drive the spraying mechanism to move, and the spraying mechanism comprises a pipeline distribution table, a fixed mold spraying module and a movable mold spraying module which are fixed on two opposite sides of the pipeline distribution table, and a plurality of spraying nozzles and blowing nozzles which are communicated with the outlet; and the distance between the spray nozzle and the inner wall forming the cavity of the movable mold or the fixed mold under the driving of the motion executing mechanism does not exceed a preset value. According to the utility model, the mounting position of the spray head is determined according to the shape of the cavity of the mold, the nozzles with different lengths are manufactured, the device is suitable for different cavity depths, the deep cavity of the mold can be effectively sprayed, and the casting product quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to die casting die technical field especially relates to a profiled spray equipment. BACKGROUND

[0002] Die casting is a metal casting process, characterized by the use of high pressure in the die cavity to the molten metal, the die is usually made of higher strength alloy, casting equipment and die cost is high, therefore, die casting process is generally only used for mass production of a large number of products.

[0003] The traditional die casting process is mainly composed of four steps, or called high pressure die casting. The four steps include mold preparation, filling, injection and shakeout, which are also the basis of various improved die casting processes. In the preparation process, a mixed liquid of release agent and water is sprayed into the mold cavity, which can help control the temperature of the mold and facilitate the demolding of the casting.

[0004] The spray head of the existing spraying equipment generally adopts a common box-type spray head, that is, a plurality of spray heads are arranged on a square box. The spray head layout of this spray head is generally determined during production and cannot be expanded. However, due to the improvement of process requirements, some molds are becoming larger and larger, and the structure of the mold cavity is relatively deep. The common box-type spray head cannot effectively spray these deep cavities, thereby affecting the die casting of the mold and causing appearance defects such as burst points on the product surface. It also deepens the occurrence of die casting pores and affects the service life of the mold. Secondly, the spray head needs to be rotated multiple times to cover the mold during spraying in the mold, which prolongs the spraying time and affects the production rhythm. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a profiled spray equipment, which arranges spray heads according to molds and can effectively spray deep cavities of the molds with short spraying time.

[0006] The utility model realizes the following technical scheme:

[0007] A profiled spray equipment for spraying the mold cavity of the movable mold and the fixed mold in the die casting machine, the mold cavity includes at least a deep cavity, the profiled spray equipment includes a control machine and a motion execution mechanism, the profiled spray equipment further includes a spraying mechanism connected with the control machine, the motion execution mechanism can drive the spraying mechanism to move, and the spraying mechanism includes:

[0008] A pipeline distribution table is provided with a release agent inlet, a water inlet, a gas blowing distribution module and an outlet, one end of the release agent inlet, the water inlet and the gas blowing distribution module is communicated with the control machine through a hose, and the other end is communicated with the outlet;

[0009] The fixed die spraying module and the movable die spraying module are arranged on opposite sides of the pipeline distribution table, and a plurality of spray nozzles and air blowing nozzles in communication with the outlet are formed on the fixed die spraying module and the movable die spraying module; at least part of the spray nozzles are matched with the deep cavity of the movable die and the fixed die, and the distance between the spray nozzles and the inner wall of the cavity formed by the movable die or the fixed die is not more than a preset value under the driving of the motion execution mechanism.

[0010] Further, the air control valve group capable of adjusting pressure is arranged in the air blowing distribution module.

[0011] Further, the fixed die spraying module and the movable die spraying module are of the same structure, the fixed die spraying module comprises a fixed die back plate, the movable die spraying module comprises a movable die back plate, the fixed die back plate comprises a plurality of sequentially arranged sub-back plates, and each of the plurality of sub-back plates comprises a gas-liquid channel in communication with the outlet at least in part.

[0012] Further, the plurality of sub-back plates comprise a first back plate, a second back plate and a third back plate arranged along the vertical direction, and the first back plate is fixedly connected with the pipeline distribution table.

[0013] Further, the gas-liquid channel comprises a mold release agent pipeline, and the mold release agent pipeline comprises a first main line and a first branch, a second branch and a third branch in communication with the first main line and parallel to each other.

[0014] Further, the gas-liquid channel comprises a water inlet pipeline, and the water inlet pipeline comprises a second main line and a fourth branch, a fifth branch and a sixth branch in communication with the second main line and parallel to each other.

[0015] Further, the fourth branch, the fifth branch and the sixth branch are each connected with a pressurized gas path.

[0016] Further, the gas-liquid channel comprises a first gas control pipeline, a second gas control pipeline, a third gas control pipeline and a fourth gas control pipeline.

[0017] The fixed die spraying module comprises a first spray unit, a second spray unit, a third spray unit and an air blowing unit; the first spray unit, the second spray unit and the third spray unit each comprise a plurality of spray nozzles, and the air blowing unit comprises a plurality of air blowing nozzles.

[0018] The discharge outlets of the first branch, the fourth branch and the first gas control pipeline are arranged on the first spray unit;

[0019] The discharge outlets of the second branch, the fifth branch and the second gas control pipeline are arranged on the first spray unit;

[0020] The third branch, the sixth branch and the discharge port of the third air control pipeline are arranged on the third spraying unit;

[0021] The discharge port of the fourth air control pipeline is arranged on the air blowing unit.

[0022] Further, the die back plate and the movable back plate are arranged in the die back plate and the movable back plate, and the die back plate and the movable back plate are composed of a main control back plate, a control back plate and an air blowing back plate, and the spraying mechanism is modularly designed.

[0023] Further, the spraying head and the mounting plate are further connected with the connecting block, and the size of the connecting block can be changed to meet the preset value.

[0024] Further, the air blowing unit comprises an upper single air blowing side and a lower single air blowing side arranged along the direction of the die back plate.

[0025] Further, at least part of the plurality of spraying heads are arranged in a vertical plane.

[0026] Further, the pipeline distribution table is arranged on both sides of the pipeline distribution table.

[0027] Compared with the prior art, the advantages of the utility model lie in:

[0028] 1. By setting the profiling spraying mechanism, the installation position of the spraying head is determined according to the cavity shape of the mold, different length of the nozzle is made, different cavity depth is suitable, the deep cavity of the mold can be effectively sprayed, and the quality of the casting product is improved.

[0029] 2. The installation surface angle of the spraying head is designed according to the mold, so that the spraying mechanism can completely spray the mold cavity without rotating too much angle during spraying, the spraying time is short, and the production efficiency is improved.

[0030] 3. By setting the plate-shaped die back plate and movable back plate, and the die back plate and movable back plate are composed of a main control back plate, a control back plate and an air blowing back plate, the modularly designed spraying mechanism can select the appropriate back plate to install the spraying head according to different molds, and the production cost is reduced.

[0031] 4. The die back plate and the movable back plate are provided with gas-liquid channels, and are composed of a plurality of modularly designed sub-back plates, which are not easy to block, and the blocked modules can be removed for cleaning, facilitating the later maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 It is an embodiment of the profiling spraying equipment of the utility model.

[0033] Figure 2 Structure diagram of a spraying mechanism according to an embodiment of the present application;

[0034] Figure 3 Structure diagram of a pipeline distribution table according to an embodiment of the present application;

[0035] Figure 4 Structure diagram of a fixed mold spraying module according to an embodiment of the present application;

[0036] Figure 5 Front view of a fixed mold spraying module according to an embodiment of the present application;

[0037] Figure 6 Structure diagram of a movable mold spraying module according to an embodiment of the present application;

[0038] Figure 7 Front view of a movable mold spraying module according to an embodiment of the present application;

[0039] Figure 8 Partial exploded view of a spraying mechanism according to an embodiment of the present application.

[0040] Label explanation: 1, control machine; 2, motion execution mechanism; 3, spraying mechanism; 30, pipeline distribution table; 301, spray nozzle; 302, blowing nozzle; 303, release agent inlet; 304, water inlet; 305, blowing distribution module; 351, first interface; 352, second interface; 353, third interface; 354, fourth interface; 355, fifth interface; 356, sixth interface; 357, seventh interface; 30a, fixed mold spraying module; 311, first spray unit; 312, second spray unit; 313, third spray unit; 314, fourth spray unit; 315, blowing unit; 411, mounting plate; 30b, movable mold spraying module; 421, road mounting plate; 30c, outlet; 31, fixed mold back plate; 31a, first back plate; 31b, second back plate; 31c, third back plate; 32, movable mold back plate; 35, connection flange; 36, connection block; 37, support frame; 4, equipment platform; 50, tray; 51, bracket; 61, first dry way; 62, second dry way; 611, first branch; 612, second branch; 613, third branch; 621, fourth branch; 622, fifth branch; 623, sixth branch; 631, first gas control pipeline; 632, second gas control pipeline; 633, third gas control pipeline; 634, fourth gas control pipeline; 635, pressurized gas path; 412, mounting position; 316, upper single blowing side; 317, lower single blowing side; 318, standby nozzle. DETAILED DESCRIPTION

[0041] The utility model discloses a further non-restrictive detailed description of technical solutions of the utility model with preferred embodiments and its drawings. In the description of the utility model, it is understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship shown in the drawings. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first", "second" can be explicitly or implicitly included at least one feature. In the description of the utility model, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited. The embodiments described below with reference to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as limiting the utility model.

[0042] As Figure 1 The utility model discloses a profiling spraying equipment for cooling and spraying mold release agent to the cavity of the movable mold and the fixed mold of die casting mold, and the cavity includes at least partial deep cavity. Profiling spraying equipment includes control machine 1, motion execution mechanism 2 and the spraying mechanism 3 connected with control machine 1, wherein motion execution mechanism 2 can drive spraying mechanism 3 to move, and control machine 1 is used to supply the gas and liquid required for spraying to spraying mechanism 3. In the embodiment, motion execution mechanism 2 is industrial robot, can accurately drive spraying mechanism 3 to specified spraying position.

[0043] Optionally, the profiling spraying equipment further includes equipment platform 4, and the equipment platform 4 is fixed in the die casting production line through screw (not shown in the drawing), and control machine 1 and motion execution mechanism 2 are fixed on equipment platform 4, which facilitates to reduce the stroke of motion execution mechanism 2, speeds up the production rhythm, and facilitates the later maintenance of maintenance personnel.

[0044] In addition, the hose for connecting between control machine 1 and spraying mechanism 3 is fixed on motion execution mechanism 2, which facilitates pipeline arrangement, and facilitates later maintenance or replacement of hose.

[0045] Further refer to Figures 2 to 6The spraying mechanism 3 comprises a pipeline distribution table 30, a fixed mold spraying module 30a and a movable mold spraying module 30b. The pipeline distribution table 30 is fixed with a connecting flange 35 by screws, and the connecting flange 35 is fixedly connected with the moving part of the motion execution mechanism 2 by screws. The fixed mold spraying module 30a and the movable mold spraying module 30b are fixed on opposite sides of the pipeline distribution table 30 by screws, respectively, for spraying the fixed mold and the movable mold of the die casting mold, so as to realize synchronous cleaning of the fixed mold and the movable mold and improve the cleaning efficiency.

[0046] The pipeline distribution table 30 is provided with a release agent inlet 303, a water inlet 304, a gas blowing distribution module 305 and an outlet 30c. One end of the release agent inlet 303, the water inlet 304 and the gas blowing distribution module 305 is communicated with the control machine 1 through a hose, and the other end is communicated with the outlet 30c. The gas-liquid distribution of the fixed mold spraying module 30a and the movable mold spraying module 30b can be realized, and the spraying efficiency is improved. In one preferred embodiment, a plurality of outlets 30c are arranged on both sides of the pipeline distribution table 30 to reasonably distribute the communication pipeline.

[0047] Specifically, the fixed mold spraying module 30a and the movable mold spraying module 30b are the same in structure and are symmetrically arranged relative to the pipeline distribution table 30 as a whole, and are respectively used for spraying the fixed mold and the movable mold, so that the spraying mechanism 3 can simultaneously spray the fixed mold and the movable mold, thereby reducing the spraying time and accelerating the production rhythm.

[0048] The fixed mold spraying module 30a comprises a fixed mold back plate 31 fixedly connected with one side of the pipeline distribution table 30. The movable mold spraying module 30b comprises a movable mold back plate 32 fixedly connected with the other side of the pipeline distribution table 30. A plurality of gas-liquid channels communicated with the outlet 30c are formed in the fixed mold back plate 31 and the movable mold back plate 32, and a plurality of spray nozzles 301 and gas blowing nozzles 302 communicated with the gas-liquid channels are arranged on the fixed mold back plate 31 and the movable mold back plate 32. The gas-liquid channels are arranged in the fixed mold back plate 31 and the movable mold back plate 32, so that the spray nozzles 301 and the gas blowing nozzles 302 do not need to be connected with the pipeline through an additional hose, which greatly reduces the size of the equipment, and avoids the situation that the nozzles cannot be used due to damage of the hose.

[0049] At least part of the plurality of spray nozzles 301 is aimed at the deep cavity of the movable die and the fixed die, and the distance between the spray nozzles 301 and the inner wall of the cavity formed by the movable die or the fixed die is not more than a preset value under the driving of the motion execution mechanism 2. In addition, at least part of the plurality of spray nozzles 301 is arranged to be inclined along a vertical plane. In this embodiment, the mounting position and the mounting angle of the spray nozzles 301 and the blowing nozzles 302 can be customized according to different molds, so that the distance between the spray nozzles 301 and the inner wall of the mold cavity is substantially equal, thereby enabling the spraying mechanism 3 to effectively spray the deep cavity of some molds, and the spraying is more uniform, thereby improving the spraying quality.

[0050] Reference Figure 7 Optionally, the spraying mechanism 3 further comprises a support frame 37 arranged on both sides of the spraying mechanism 3, used for connecting the pipeline distribution table 30 and the fixed die back plate 31 and the movable die back plate 32. One side of the support frame 37 is horizontally arranged on the fixed die back plate 31 and the movable die back plate 32, and the other two sides are arranged obliquely, and together with the distribution table 30, form an isosceles trapezoidal structure, which further supports the fixed die back plate 31 and the movable die back plate 32, so that the fixed die back plate 31 and the movable die back plate 32 are perpendicular to the pipeline distribution table 30, preventing the spraying mechanism 3 from being damaged.

[0051] In addition, in this embodiment, the fixed die spraying module 30a and the movable die spraying module 30b are the same structure and are symmetrically arranged with respect to the pipeline distribution table 30. Herein, only the structure of the components in the fixed die spraying module 30a is described, and the structure of the components in the movable die spraying module 30b is not described in detail.

[0052] Specifically, the fixed die back plate 31 comprises a plurality of sequentially arranged sub-back plates, and each of the plurality of sub-back plates comprises at least part of a gas-liquid channel. The gas-liquid channel is composed of a plurality of modularly designed sub-back plates, which is not easy to be blocked inside, and when blocked, the blocked modules can be removed for separate cleaning, facilitating later maintenance.

[0053] Reference Figure 7 Optionally, the plurality of sub-back plates comprises a first back plate 31a, a second back plate 31b and a third back plate 31c arranged along the vertical direction, and the first back plate 31a is fixedly connected with the pipeline distribution table 30. In this embodiment, one first back plate 31a, five second back plates 31b and two third back plates 31c are arranged, and are fixed by screws and bolts. The plate-type fixed die spraying module 30a composed of a plurality of back plates makes the overall structure of the spraying module compact, which can better approach the mold cavity for spraying, thereby improving the spraying quality.

[0054] Further reference Figure 5 and Figure 7The fixed mold spraying module 30a further comprises a mounting plate 411 fixedly connected with the fixed mold back plate 31, and the mounting plate 411 also comprises at least partial gas-liquid channels, and a plurality of mounting positions 412 for mounting the spraying nozzles 301 or the air blowing nozzles 302 are arranged on the mounting plate 411, and appropriate mounting positions 412 can be selected according to the cavity.

[0055] With reference to Figure 4 Specifically, the spraying nozzles 301 are further connected with the mounting plate 411 through a connecting block 36, and the size and mounting angle of the connecting block 36 can be changed to meet the preset value. Thus, the mounting length and mounting angle of the spraying nozzles 301 can be changed according to the needs of different molds, thereby improving the spraying quality.

[0056] Optionally, at least partial gas-liquid channels are also formed in the connecting block 36, for providing the spraying nozzles 301 with the gas and liquid required for spraying. One end of the connecting block 36 is connected with the corresponding mounting plate 411 through a screw, and the other end is connected with the spraying nozzles 301 through a screw, and the connecting block 36 can be provided with different lengths and angles according to different mold cavities, so that the spraying nozzles 301 can more effectively spray the solution on the mold cavity, can be suitable for different cavity depths, can effectively spray the deep cavity of the mold, and can improve the quality of the cast product.

[0057] Further reference Figure 5 The fixed mold spraying module 30a comprises a first spraying unit 311, a second spraying unit 312, a third spraying unit 313 and an air blowing unit 315; the first spraying unit 311, the second spraying unit 312 and the third spraying unit 313 each comprise a plurality of spraying nozzles 301 and a plurality of air blowing nozzles 302. The first spraying unit 311 is used for spraying the exhaust groove and the upper side of the mold cavity of the fixed mold, so that the exhaust groove and the upper side of the mold cavity of the fixed mold are more effectively sprayed; the second spraying unit 312 is used for spraying the mold cavity of the fixed mold, so that the mold cavity of the fixed mold can be more comprehensively sprayed; the third spraying unit 313 is also used for spraying the mold cavity of the fixed mold, so that the mold cavity of the fixed mold can be more comprehensively sprayed; and the air blowing unit 315 is used for blowing away the moisture in the deep cavity of the fixed mold. By arranging different spraying units, the mold cavity can be comprehensively sprayed, thereby improving the production quality.

[0058] With reference to Figure 8Optionally, the gas-liquid channel includes a release agent pipeline, a water inlet pipeline, and a gas control pipeline. The release agent pipeline includes a first trunk 61 and first, second, and third branches 611, 612, and 613 that are in communication with the first trunk 61 and are parallel to each other. The water inlet pipeline includes a second trunk 62 and fourth, fifth, and sixth branches 621, 622, and 623 that are in communication with the second trunk 62 and are parallel to each other. The gas control pipeline includes first, second, third, and fourth gas control pipelines 631, 632, 633, and 634.

[0059] In this embodiment, the first, fourth, and first gas control pipelines 611, 621, and 631 have their outlet ports arranged on the first spray unit 311. The second, fifth, and second gas control pipelines 612, 622, and 632 have their outlet ports arranged on the first spray unit 311. The third, sixth, and third gas control pipelines 613, 623, and 633 have their outlet ports arranged on the third spray unit 313. The fourth gas control pipeline 634 has its outlet port arranged on the blowing unit 315. The water, release agent, and air are delivered by the multiple gas-liquid pipelines, which makes the gas-liquid pipelines less likely to be blocked and facilitates later maintenance and troubleshooting.

[0060] Optionally, the gas-liquid channel further includes three pressurized air paths 635, one of which is arranged on each of the first, second, and third branches 611, 612, and 613.

[0061] In addition, the blowing distribution module 305 is provided with first, second, third, and seventh interfaces 351, 352, 353, and 357, which correspond to the inlet ports of the pressurized air paths 635, the first, second, third, and fourth gas control pipelines 631, 632, 633, and 634, respectively, and can be individually turned on and off to control the spray head 301 or the blowing head 302.

[0062] Reference Figure 5 Optionally, the mold clamping spraying module 30a further includes a fourth spray unit 314, which includes at least one spare spray head 318 that can be turned on and off through a hose. In this embodiment, the spare spray head 318 is a 1.5 mm water hole universal head, and the spray head 301 is a 1.0 mm water hole universal head to prevent some spray heads 301 from being blocked and affecting production efficiency and quality.

[0063] Optionally, the blowing unit 315 includes an upper single blowing side 316 and a lower single blowing side 317 arranged along the direction of the mold back plate 31. Both the upper single blowing side 316 and the lower single blowing side 317 include multiple blowing heads 302. In this embodiment, the blowing head 302 is a wind knife type air nozzle, which has a large blowing force and can effectively blow away the water in the deep cavity of the mold.

[0064] The utility model discloses a plurality of spray units are set up, and the exhaust of different gas-liquid pipeline branch corresponds to different spray units, makes the spray head 301 or the air blowing head 302 on the corresponding spray unit can be controlled respectively, thereby improves the spraying efficiency and accelerates the production rhythm, can reduce the solution dosage simultaneously, reduces production cost.

[0065] Specifically, in the embodiment, the arrangement mode of the spray head 301 and the air blowing head 302 is referenced Figure 5 、 6 .

[0066] When working, the motion execution mechanism 2 drives the spraying mechanism 3 to the specified spraying position in the mold first, after the valve plate of the control machine 1 opens the gas-liquid valve, the pneumatic valve group opens the first interface 351 and the fifth interface 355 first, and the first spray unit 311 works 3S first, sprays the exhaust groove and the upper side of the mold cavity, then controls the second spray unit 312 and the third spray unit 313 to work 8S, which is used for spraying the mold cavity, then the spray head 301 is switched from the spray action to the air blowing action, works 2s, mainly blows away the moisture on the surface of the mold, finally the air blowing unit 315 works 5s to blow away the moisture at the deep cavity of the mold, and finally completes a spraying. The utility model designs the installation position of the spray head by profiling the shape of the mold cavity, and the spray head 301 does not need to rotate multiple times or move multiple times to spray the deep part of the mold cavity, so that the spraying mechanism 3 has high spraying efficiency and good quality, thereby improving product quality and production efficiency.

[0067] The above embodiment only expresses several implementation manners of the utility model, and the description is more specific and detailed, but can not be understood as the limitation of the patent range of the utility model. It should be pointed out that for ordinary skilled person in the art, without departing from the concept of the utility model, a plurality of deformation and improvement can be made, and these all belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be the appended claims.

Claims

1. A profiling spray device for spraying a cavity of a movable mold and a stationary mold in a die casting machine, said cavity comprising at least a partly deep cavity, said profiling spray device comprising a control machine (1) and a motion execution mechanism (2), characterized in that, The profiling spray device further comprises a spraying mechanism (3) connected with the control machine (1), the motion execution mechanism (2) can drive the spraying mechanism (3) to move, and the spraying mechanism (3) comprises: A pipeline distribution table (30) is provided with a release agent inlet (303), a water inlet (304), a blowing distribution module (305) and an outlet (30c), one end of the release agent inlet (303), the water inlet (304) and the blowing distribution module (305) is communicated with the control machine (1) through a hose, and the other end is communicated with the outlet (30c); Fixed on the opposite sides of the pipeline distribution table are a fixed mold spraying module (30a) and a movable mold spraying module (30b), a plurality of spray nozzles (301) and blowing nozzles (302) are formed on the fixed mold spraying module (30a) and the movable mold spraying module (30b) and communicated with the outlet (30c), at least part of the spray nozzles (301) are matched with the deep cavity of the movable mold and the fixed mold, and the distance between the spray nozzles (301) and the inner wall of the cavity formed by the movable mold or the fixed mold is not more than a preset value under the driving of the motion execution mechanism (2).

2. The contouring spray device of claim 1, wherein, The blowing distribution module (305) is provided with a pressure-adjustable air control valve group.

3. The contouring spray device of claim 1, wherein, The fixed mold spraying module (30a) and the movable mold spraying module (30b) are the same in structure, the fixed mold spraying module (30a) comprises a fixed mold back plate (31), the movable mold spraying module (30b) comprises a movable mold back plate (32), the fixed mold back plate (31) comprises a plurality of sequentially arranged sub-back plates, each of the plurality of sub-back plates comprises at least part of a gas-liquid channel communicated with the outlet (30c).

4. The contouring spray device of claim 3, wherein, The plurality of sub-back plates comprise a first back plate (31a), a second back plate (31b) and a third back plate (31c) arranged in a vertical direction, and the first back plate (31a) is fixedly connected with the pipeline distribution table (30).

5. The contouring spray device of claim 4, wherein, The gas-liquid channel comprises a release agent pipeline, the release agent pipeline comprises a first main line (61) and a first branch (611), a second branch (612) and a third branch (613) communicated with the first main line (61) and parallel with each other.

6. The contouring spray device of claim 5, wherein, The gas-liquid channel comprises a water inlet pipeline, the water inlet pipeline comprises a second main line (62) and a fourth branch (621), a fifth branch (622) and a sixth branch (623) communicated with the second main line (62) and parallel with each other.

7. The contouring spray device of claim 6, wherein, The fourth branch (621), the fifth branch (622) and the sixth branch (623) are connected with a pressurized gas path (635).

8. The contouring spray device of claim 6, wherein, The gas-liquid channel comprises a first gas control pipeline (631), a second gas control pipeline (632), a third gas control pipeline (633) and a fourth gas control pipeline (634). The fixed mold spraying module (30a) comprises a first spraying unit (311), a second spraying unit (312), a third spraying unit (313) and a blowing unit (315); the first spraying unit (311), the second spraying unit (312) and the third spraying unit (313) each comprise a plurality of spraying nozzles (301), and the blowing unit (315) comprises a plurality of blowing nozzles (302); The outlet of the first branch (611), the fourth branch (621) and the first gas control pipeline (631) is arranged on the first spraying unit (311); The outlet of the second branch (612), the fifth branch (622) and the second gas control pipeline (632) is arranged on the first spraying unit (311); The outlet of the third branch (613), the sixth branch (623) and the third gas control pipeline (633) is arranged on the third spraying unit (313); The outlet of the fourth gas control pipeline (634) is arranged on the blowing unit (315).

9. The contouring spray device of claim 3, wherein, The fixed mold spraying module (30a) further comprises a mounting plate (411) fixedly connected with the fixed mold back plate (31), and the mounting plate (411) also comprises at least part of the gas-liquid channel; a plurality of mounting positions (412) for mounting the spraying nozzles (301) or the blowing nozzles (302) are arranged on the mounting plate (411), and appropriate mounting positions (412) can be selected according to the cavity.

10. The contouring spray device of claim 9, wherein, A connecting block (36) is further connected between the spraying nozzle (301) and the mounting plate (411), and the size of the connecting block (36) can be changed to meet the preset value.

11. The contouring spray device of claim 8, wherein, The blowing unit (315) comprises an upper single blowing side (316) and a lower single blowing side (317) arranged in the direction of the fixed mold back plate (31).

12. The contouring spray device of claim 1, wherein, At least part of the plurality of spraying nozzles (301) are arranged in a vertical plane.

13. The contouring spray device of claim 1, wherein, A plurality of outlets (30c) are arranged on both sides of the pipeline distribution table (30).

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