Automatic forming agent spraying device

Abstract

The utility model discloses an automatic forming agent spraying device which comprises a base, a jacking assembly is arranged at the upper end of the base, and a charging barrel is installed in the jacking assembly. A control valve is arranged at the lower end of the base; a telescopic cylinder is arranged on one side of the control valve; a piston rod of the telescopic air cylinder is fixedly connected with a valve rod on the control valve, and the discharging end of the control valve is connected with a material spraying pipe. The valve rod of the control valve is driven by the telescopic air cylinder, automatic spraying of a forming agent is achieved, manual long-time operation is not needed, the labor intensity of operators is greatly relieved, and meanwhile the spraying accuracy and stability are improved; the jacking assembly can conveniently adjust the fixing position and height of the charging barrel through the design of a supporting guide rod and a movable plate so as to adapt to charging barrels of different specifications and capacities; due to the design of the spraying pipe, the forming agent can be uniformly and stably sprayed to a target position, the product quality and the production efficiency are improved, the practicability is high, and the market prospect is wide.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic product processing, and particularly relates to an automatic molding agent spraying device. Background Art

[0002] In the production process of plastic products, molding agents, as a key functional substance, play an indispensable role between the mold and the final product. Molding agents involve heating and melting loose granular or powdered plastic raw materials at a specific temperature and pressure through specific mechanical equipment to make them into a fluid melt. In this process, the various components are fully mixed and then injected into the mold at a predetermined pressure and speed. After process steps such as pressure holding and cooling, the mold is opened to obtain a plastic product of a predetermined shape and size.

[0003] However, in the existing molding agent application process, manual squeezing is generally used for spraying, which is not only inefficient, but also easy to cause hand fatigue after long-term operation, and may even cause operational errors due to human factors, thus affecting product quality and production stability. In view of this, we urgently need an innovative device that can automatically, accurately and efficiently complete the molding agent spraying task to solve the above problems and improve production efficiency and product quality. Summary of the invention

[0004] In view of this, the purpose of the present invention is to provide an automatic forming agent spraying device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A forming agent automatic spraying device comprises a base, wherein the upper end of the base is provided with a pressing assembly, wherein a barrel is installed in the pressing assembly; a discharge hole is provided on the base, wherein the discharge hole is communicated with the discharge port of the barrel; a control valve is provided at the lower end of the base, wherein the control valve is fixedly connected to the base through a mounting plate; a telescopic cylinder is provided on one side of the control valve, wherein the telescopic cylinder is fixedly connected to the lower end of the base through a cylinder mounting seat; a floating joint is connected to the top end of the piston rod of the telescopic cylinder, wherein the floating joint is fixedly connected to the valve stem on the control valve; a feed end of the control valve is communicated with the discharge hole provided on the base, wherein the discharge end of the control valve is connected with a spray pipe.

[0007] Preferably, the top pressure assembly includes a base plate, wherein the lower end of the base plate is fixedly connected to the base; support guide rods are respectively provided at the four corners of the base plate, wherein a mounting plate is provided at the upper end of the support guide rods; a movable plate is provided between the base plate and the mounting plate, wherein guide sleeves matching the support guide rods are respectively installed at the four corners of the movable plate.

[0008] Preferably, a mounting hole is opened at the upper end of the mounting plate, wherein a threaded seat is arranged in the mounting hole; a screw rod is arranged in the threaded seat, wherein the screw rod is threadedly connected to the threaded seat.

[0009] Preferably, the top end of the screw is fixedly connected to a rotating hand wheel, wherein the bottom end of the screw passes through the threaded seat and is movably connected to the upper end of the movable plate.

[0010] Preferably, a bearing seat is installed on the upper end of the movable plate, wherein the bottom end of the screw rod is arranged in the bearing seat and is rotatably connected thereto.

[0011] Preferably, a barrel limiting groove is provided on the bottom plate, a through hole is provided at the bottom of the barrel limiting groove, and the through hole is communicated with the discharge hole provided on the base.

[0012] Preferably, one end of the spray pipe is connected to the control valve, and the other end of the spray pipe is provided with a spray head.

[0013] Preferably, rubber pads are respectively provided at the four corners of the lower end of the base.

[0014] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects: the utility model realizes automatic spraying of the molding agent by driving the valve stem of the control valve through the telescopic cylinder, which does not require long-term manual operation, greatly reduces the labor intensity of the operator, and also improves the accuracy and stability of the spraying. In addition, the setting of the floating joint allows a certain flexibility between the piston rod of the telescopic cylinder and the valve stem of the control valve, further improving the stability and durability of the device; the top pressure assembly can conveniently adjust the fixed position and height of the barrel through the design of the supporting guide rod and the movable plate to adapt to barrels of different specifications and capacities; at the same time, the design of the bearing seat and the screw on the upper end of the movable plate allows the screw to easily adjust the height of the movable plate when rotating, which is easy and flexible to operate; the setting of the rubber pad makes the device more stable when placed, reducing the spraying error caused by the shaking of the device; the design of the spray pipe enables the molding agent to be sprayed evenly and stably to the target position, improving product quality and production efficiency, and the design of the nozzle can be replaced according to actual needs to adapt to different spraying needs. The utility model has the advantages of high automation, reasonable structural design, good stability and good spraying effect, can effectively solve the problems existing in the prior art, improve the production efficiency and quality of plastic products, has strong practicality and broad market prospects.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the top pressure assembly of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure inside the base of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the connection between the telescopic cylinder and the control valve of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the control valve of the utility model.

[0022] Among them: 1. Base; 2. Top pressure assembly; 201. Bottom plate; 202. Support guide rod; 203. Mounting plate; 204. Movable plate; 205. Guide sleeve; 206. Threaded seat; 207. Screw; 208. Rotating handwheel; 209. Bearing seat; 3. Barrel; 4. Discharge hole; 5. Control valve; 6. Mounting plate; 7. Telescopic cylinder; 8. Cylinder mounting seat; 9. Valve stem; 10. Floating joint; 11. Feed end; 12. Discharge end; 13. Spray pipe; 14. Barrel limit groove; 15. Through hole; 16. Spray head; 17. Rubber pad. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Please refer to Figures 1 to 5 To achieve the above purpose, the utility model provides the following technical solutions:

[0025] A molding agent automatic spraying device comprises a base 1, wherein a top pressure assembly 2 is provided at the upper end of the base 1, wherein a barrel 3 is installed in the top pressure assembly 2; the barrel 3 is a container for storing the molding agent, wherein the space inside the top pressure assembly 2 matches the shape of the barrel 3, ensuring that the barrel 3 is stably placed; a discharge hole 4 is provided on the base 1, wherein the discharge hole 4 is connected with the discharge port of the barrel 3, thereby ensuring that the molding agent can flow out of the barrel 3 smoothly; a control valve 5 is installed at the lower end of the base 1, and the control valve 5 is used to control the flow rate and switch of the molding agent, wherein the control valve 5 is fixedly connected to the base 1 through a mounting plate 6 to ensure stability; a telescopic cylinder 7 is located on one side of the control valve 5, wherein the telescopic cylinder 7 is fixedly connected to the lower end of the base 1 through a cylinder mounting seat 8; the top end of the piston rod of the telescopic cylinder 7 is connected to the valve stem 9 of the control valve 5, wherein the telescopic cylinder 7 is used to drive the valve stem 9 to perform telescopic movement, thereby realizing the opening and closing of the control valve 5; ... connected to the valve stem 9 of the control valve 5, wherein the tele A floating joint 10 is connected to the top of the piston rod of the telescopic cylinder 7, wherein the floating joint 10 connects the piston rod of the telescopic cylinder 7 and the valve stem 9 of the control valve 5. The floating joint 10 has a certain flexibility and can adapt to the slight deviation of the valve stem 9 during the action process, ensuring that the driving force of the telescopic cylinder 7 can be accurately transmitted to the valve stem 9; the feed end 11 of the control valve 5 is connected to the discharge hole 4 opened on the base 1, and the discharge hole 4 serves as a connecting channel between the discharge port of the barrel 3 and the control valve 5, ensuring that the molding agent can smoothly flow into the control valve 5; the discharge end 12 of the control valve 5 is connected to the spray pipe 13, and the spray pipe 3 is used to spray the molding agent to the target position, wherein the spray pipe 13 can adjust the length and angle as needed to adapt to different working environments and spraying requirements; the entire device realizes automatic spraying of the molding agent through automatic control, improves work efficiency and spraying accuracy, and reduces the difficulty and labor intensity of manual operation.

[0026] When it is necessary to spray the molding agent, firstly, the barrel 3 is fixed on the base 1 by the top pressure assembly 2 to ensure that the barrel 3 is stable and the discharge port is aligned with the discharge hole 4 on the base 1; then the telescopic cylinder 7 is started, and the floating joint 10 and the valve stem 9 of the control valve 5 are extended and retracted by the extension of the piston rod. When the telescopic cylinder 7 drives the valve stem 9 to retract, the valve stem 9 pulls the valve core inside the control valve 5, so that the feed end 11 and the discharge end 12 of the control valve 5 are connected, and the control valve 5 is opened, so that the molding agent is discharged from the barrel 3. The liquid flows out of the discharge port, enters the control valve 5 through the discharge hole 4, and is then sprayed to the target position through the spray pipe 13; by adjusting the telescopic speed and stroke of the telescopic cylinder 7, the opening degree and spraying speed of the control valve 5 can be controlled, thereby achieving precise control of the spraying amount of the molding agent; when the spraying is completed, the telescopic cylinder 7 is started again to drive the valve stem 9 to extend forward, so that the valve stem 9 pushes the valve core inside the control valve 5 to block the channel between the feed end 11 and the discharge end 12, thereby closing the control valve 5 and stopping the spraying of the molding agent.

[0027] See also Figure 2 As an embodiment of the utility model, the top pressure assembly 2 includes a bottom plate 201, wherein the bottom plate 201 is fixedly connected to the base 1 at its lower end; support guide rods 202 are respectively provided at the four corners of the bottom plate 201, wherein the upper end of the support guide rod 202 is provided with a mounting plate 203; a movable plate 204 is provided between the bottom plate 201 and the mounting plate 203, wherein the four corners of the movable plate 204 are respectively provided with guide sleeves 205 adapted to the support guide rod 202; a mounting hole is provided at the upper end of the mounting plate 203, wherein a threaded seat 206 is provided in the mounting hole; the threaded seat 20 6 is provided with a screw 207, wherein the screw 207 is threadedly connected with the threaded seat 206; a rotating handwheel 208 is fixedly connected to the top of the screw 207, wherein the bottom end of the screw 207 passes through the threaded seat 206 and is movably connected to the upper end of the movable plate 204; a bearing seat 209 is installed on the upper end of the movable plate 204, wherein the bottom end of the screw 207 is arranged in the bearing seat 209 and is rotatably connected thereto; a barrel limiting groove 14 is provided on the bottom plate 201, and a through hole 15 is provided at the bottom of the barrel limiting groove 14, wherein the through hole 15 is connected to the discharge hole 4 provided on the base 1.

[0028] In the above scheme, the bottom plate 201 serves as the basic part of the top pressure assembly 2, and its lower end is fixedly connected to the base 1 to provide stable support for the entire top pressure assembly 2, and the support guide rods 202 are installed at the four corners of the bottom plate 201, and the upper end of the support guide rods 202 is provided with a mounting plate 203, and the support guide rods 202 provide vertical guidance and support for the movable plate 204; the movable plate 204 is located between the bottom plate 201 and the mounting plate 203, wherein the four corners of the movable plate 204 are provided with guide sleeves 205 adapted to the support guide rods 202, and the guide sleeves 205 are slidably connected to the support guide rods 202, thereby ensuring that the movable plate 204 can move up and down smoothly along the support guide rods 202; a mounting hole is provided above the mounting plate 203 for installing a threaded seat 206 and a screw rod 207; wherein the threaded seat 206 provides a basis for screwing the screw rod 207; the screw rod 207 is connected to the threaded seat 20 6 is a rod-shaped component that is screwed together, and can move up and down in the threaded seat 206 by rotating the screw 207; the rotating hand wheel 208 is an operating component fixedly connected to the top of the screw 207, and the screw 207 can be easily driven to rotate by rotating the rotating hand wheel 208, thereby controlling the lifting and lowering of the movable plate 204; the bearing seat 209 is installed on the upper end of the movable plate 204 to provide rotation support for the screw 207, ensuring that the movable plate 204 will not move with the rotation of the screw 207 when the screw 207 rotates; a barrel limiting groove 14 is opened on the bottom plate 201 for preliminary positioning of the barrel 3, and a through hole 15 is opened at the bottom of the barrel limiting groove 14, wherein the through hole 15 is connected with the discharge hole 4 opened on the base 1, wherein the through hole 15 and the discharge hole 4 serve as a connecting channel between the discharge port of the barrel 3 and the feed end 11 of the control valve 5, ensuring that the molding agent in the barrel 3 can smoothly flow into the control valve 5.

[0029] When in use, first place the barrel 3 on the base plate 201, so that the lower end of the barrel 3 is set in the barrel limiting groove 14, and at the same time ensure that the discharge port of the barrel 3 is connected with the through hole 15; then drive the screw 207 to rotate in the threaded seat 206 by turning the rotating hand wheel 208. Since the bottom end of the screw 207 is rotatably connected to the bearing seat 209 at the upper end of the movable plate 204, the rotation of the screw 207 will be converted into the up and down movement of the movable plate 204 on the supporting guide rod 202. By adjusting the height of the movable plate 204, the extrusion of the top end of the barrel 3 is completed, thereby achieving accurate fixation of the position of the barrel 3, ensuring that the discharge port of the barrel 3 is aligned with the discharge hole 4 on the base 1, thereby ensuring that the molding agent can flow out smoothly; this design not only facilitates the operator to fix the position of the barrel, but also improves the flexibility and applicability of the spraying device, so that it can adapt to barrels 3 of different specifications and capacities.

[0030] Please refer to Figure 3 , Figure 4 As an embodiment of the utility model, one end of the spray pipe 13 is connected to the control valve 5, wherein the other end of the spray pipe 13 is provided with a spray head 16.

[0031] In the above-described scheme, one end of the spray pipe 13 is directly connected to the discharge end 12 of the control valve 5. When the control valve 5 is opened, the molding agent flows out of the barrel 3, passes through the discharge hole 4 and the control valve 5, and finally flows into the spray pipe 13. This direct connection design ensures that the molding agent can flow smoothly from the control valve 5 to the spray pipe 13, reducing the resistance and possibility of leakage during the flow process; a nozzle 16 is provided at the other end of the spray pipe 13, and the nozzle 16 is responsible for spraying the molding agent in a specific manner. The design of the nozzle 16 can be adjusted according to different application requirements, such as changing the shape, aperture and spraying angle of the nozzle 16 to adapt to different spraying ranges and accuracy requirements; the nozzle 16 is usually made of high-quality materials to ensure its wear resistance, corrosion resistance and high temperature resistance, thereby extending its service life.

[0032] See also Figure 1 As an embodiment of the utility model, rubber pads 17 are respectively provided at the four corners of the lower end of the base 1.

[0033] In the above-described scheme, the rubber pad 17 serves as a buffer and anti-skid component between the base 1 and the ground or workbench, and its main purpose is to enhance the stability of the device and prevent the device from sliding or moving during use; the rubber pad 17 has good elasticity and shock-absorbing properties. When the device is placed on the ground or workbench, the rubber pad 17 can absorb and reduce vibrations and impacts from the external environment, such as uneven ground, machine vibrations and other factors, thereby ensuring that the spraying device remains stable during operation and improving the accuracy and efficiency of spraying; the surface of the rubber pad 17 usually has an anti-skid texture or design, which can increase the friction between the ground or workbench and prevent the device from being instable or causing spraying errors due to sliding or moving during use. This anti-skid design is particularly important for ensuring the stable operation of the spraying device in a complex or unstable environment; the elastic material of the rubber pad 17 can also reduce the noise generated by the device during operation, providing a more comfortable working environment for the operator.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] Finally, it should be noted that the above-described embodiments are only specific implementation methods of the utility model, which are used to illustrate the technical solution of the utility model, rather than to limit it. The protection scope of the utility model is not limited thereto. Although the utility model is described in detail with reference to the above-mentioned embodiments, ordinary technicians in the field should understand that any technician familiar with the technical field can still modify the technical solution recorded in the above-mentioned embodiments within the technical scope disclosed by the utility model, or can easily think of changes, or make equivalent replacements for some of the technical features therein; and these modifications, changes or replacements do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiment of the utility model, and should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. An automatic forming agent spraying device, comprising a base (1), characterized in that: The upper end of the base (1) is provided with a pressing assembly (2), wherein a barrel (3) is installed in the pressing assembly (2); a discharge hole (4) is provided on the base (1), wherein the discharge hole (4) is communicated with a discharge port of the barrel (3); a control valve (5) is provided at the lower end of the base (1), wherein a telescopic cylinder (7) is provided on one side of the control valve (5); a floating joint (10) is connected to the top end of the piston rod of the telescopic cylinder (7), wherein the floating joint (10) is fixedly connected to the valve stem (9) of the control valve (5); the feed end (11) of the control valve (5) is communicated with the discharge hole (4), wherein the discharge end (12) of the control valve (5) is connected with a spray pipe (13).

2. The automatic spraying device for forming agent according to claim 1, characterized in that: The pressing assembly (2) comprises a bottom plate (201), wherein the lower end of the bottom plate (201) is fixedly connected to the base (1); support guide rods (202) are respectively provided at the four corners of the bottom plate (201), wherein the upper end of the support guide rods (202) is provided with a mounting plate (203); a movable plate (204) is provided between the bottom plate (201) and the mounting plate (203), wherein guide sleeves (205) adapted to the support guide rods (202) are respectively installed at the four corners of the movable plate (204).

3. The automatic spraying device for forming agent according to claim 2, characterized in that: A mounting hole is provided at the upper end of the mounting plate (203), wherein a threaded seat (206) is provided in the mounting hole; a screw rod (207) is provided in the threaded seat (206), wherein the screw rod (207) is threadedly connected to the threaded seat (206).

4. The automatic spraying device for forming agent according to claim 3, characterized in that: The top end of the screw rod (207) is fixedly connected to a rotating hand wheel (208), wherein the bottom end of the screw rod (207) passes through the threaded seat (206) and is movably connected to the upper end of the movable plate (204).

5. The automatic spraying device for forming agent according to claim 3, characterized in that: A bearing seat (209) is installed at the upper end of the movable plate (204), wherein the bottom end of the screw rod (207) is arranged in the bearing seat (209) and is rotatably connected thereto.

6. The automatic forming agent spraying device according to claim 2, characterized in that: The bottom plate (201) is provided with a barrel limiting groove (14), and a through hole (15) communicating with the discharge hole (4) is provided at the bottom of the barrel limiting groove (14).

7. The automatic spraying device for forming agent according to claim 1, characterized in that: One end of the spray pipe (13) is in communication with the control valve (5), wherein the other end of the spray pipe (13) is provided with a spray head (16).

8. The automatic spraying device for forming agent according to claim 1, characterized in that: Rubber pads (17) are respectively provided at the four corners of the lower end of the base (1).

Images