Material extruding device for thermosetting powder coating production

Abstract

The utility model discloses a thermosetting powder coating production extrusion device which comprises a smashing box, a feeding port is formed in the top of the smashing box, a smashing motor is fixedly connected to the top of the smashing box, and the end, extending into the smashing box, of the output end of the smashing motor is fixedly connected with a smashing rod. And the bottom of the crushing box communicates with a flow dividing pipe. The utility model relates to the technical field of material extruding devices, through the cooperation of a first servo motor, a driving grinding block and a driven grinding block, after a coating is crushed, the first servo motor is used for driving a connecting rod to rotate, and a driving gear is meshed with a driven gear, so that the driving grinding block rotates and rubs with the driven grinding block; and the crushed coating is ground, secondary processing is avoided, and the problems that the production rate of the thermosetting powder coating is affected and the cost is increased due to the fact that the crushed coating needs to be subjected to secondary grinding processing during use in the prior art are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of extrusion devices, in particular to an extrusion device for producing thermosetting powder coatings. Background Art

[0002] Powder coating refers to a new type of solvent-free 100% solid powder coating. It has the characteristics of solvent-free, pollution-free, recyclable, environmentally friendly, energy and resource saving, reduced labor intensity and high mechanical strength of the coating. It has two major categories: thermoplastic powder coating and thermosetting powder coating. Thermoplastic powder coating is composed of thermoplastic resin, pigment, filler, plasticizer and stabilizer. Thermoplastic powder coating includes: polyethylene, polypropylene, polyester, polyvinyl chloride, chlorinated polyether, polyamide series, cellulose series, polyester series. Thermosetting powder coating is composed of thermosetting resin, curing agent, pigment, filler and additives. Thermosetting powder coating includes: epoxy resin series, polyester series, acrylic resin series. After the production of thermosetting powder coating is completed, the thermosetting powder coating needs to be extruded through the corresponding extrusion device so that the final packaging can be stored on a suitable device for later sales.

[0003] In the prior art, when the raw material is used, it is injected into the interior of the crushing box through the feeding port, and after being crushed, it enters the interior of the extrusion box through the connecting pipe and is extruded out by the pressing plate.

[0004] However, in actual use, workers need to grind the powder after crushing and extruding it for secondary processing, which affects the production rate of thermosetting powder coatings and increases costs. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a thermosetting powder coating production extrusion device, which solves the problem that in actual use, workers need to grind the powder after crushing and extruding it for secondary processing, which affects the production rate of the thermosetting powder coating and also leads to increased costs.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a thermosetting powder coating production extrusion device, including a crushing box, a feeding port is opened on the top of the crushing box, a crushing motor is fixedly connected to the top of the crushing box, an output end of the crushing motor extends to one end inside the crushing box and is fixedly connected to a crushing rod, a shunt pipe is connected to the bottom of the crushing box, one end of the shunt pipe is connected to a box cover, an extrusion box is fixedly connected to the bottom of the box cover, a pressing plate is installed inside the extrusion box, a grinding device is installed below the inner wall of the crushing box, and the grinding device includes an active grinding block, a passive grinding block, a fixed plate, an active gear, a driven gear, and a connecting rod. and a first servo motor, the outer wall of the passive grinding block is fixedly connected to the inner wall of the crushing box, the inner wall of the passive grinding block is installed with an active grinding block, the bottom of the active grinding block is rotatably connected with a fixing plate, the outer wall of the fixing plate is fixedly connected to the inner wall of the crushing box, the active grinding block extending to the bottom of the fixing plate is fixedly connected to a driven gear at one end, the outer wall of the driven gear is meshedly connected with a driving gear, the outer wall of the driving gear is fixedly connected to a connecting rod, the outer wall of the connecting rod is movably connected to the inner wall of the crushing box, the connecting rod extends to one end of the outer wall of the crushing box and is fixedly connected to the first servo motor, and the outer wall of the first servo motor is fixedly connected to the outer wall of the crushing box.

[0007] Preferably, a protective shell is provided on the outer wall of the driving gear, and the outer wall of the protective shell is fixedly connected to the bottom of the fixing plate.

[0008] Preferably, one end of the diversion pipe extending to the bottom of the box cover is connected to a hose, the bottom of the hose is connected to the pressure plate, a discharge pipe is provided below the pressure plate, the top of the discharge pipe is connected to the bottom of the extrusion box, and a valve is installed at the bottom of the discharge pipe.

[0009] Preferably, the top of the box cover is fixedly connected to a mounting shell, the outer wall of the mounting shell is fixedly connected to a second servo motor, the output end of the second servo motor extends to one end inside the mounting shell and is fixedly connected to a transmission gear, the outer wall of the transmission gear is meshingly connected to a threaded cylinder, the outer wall of the threaded cylinder is rotatably connected to the inner wall of the box cover through a bearing, the inner wall of the threaded cylinder is threadedly connected to a threaded rod, and the bottom of the threaded rod is fixedly connected to the top of the pressure plate.

[0010] Preferably, the inner wall of the hose is rotatably connected to a baffle, the outer wall of the baffle is fixedly connected to a torsion spring, the outer wall of the torsion spring is fixedly connected to the inner wall of the hose, the outer wall of the baffle is pressed against a block, and the outer wall of the block is fixedly connected to the inner wall of the hose. Beneficial Effects

[0011] The utility model provides a thermosetting powder coating production extrusion device. It has the following beneficial effects: the thermosetting powder coating production extrusion device uses the first servo motor, the active grinding block and the passive grinding block to cooperate. After the coating is crushed, the first servo motor is used to drive the connecting rod to rotate, and the active grinding block is rotated by the meshing of the active gear and the driven gear, and the friction between the active grinding block and the passive grinding block is performed to grind the crushed coating, avoiding secondary processing, and solving the problem that the existing technology needs to perform secondary grinding processing on the crushed coating when in use, thereby affecting the production rate of the thermosetting powder coating and also leading to an increase in cost.

[0012] Through the cooperation of the second servo motor, the transmission gear and the threaded barrel, the second servo motor is used to drive the transmission gear to rotate. When the crushed paint is extruded, the second servo motor is used to drive the transmission gear to rotate so that it meshes with the threaded barrel, driving the threaded rod to rise and fall, so that the pressure plate extrude the paint and squeeze it out of the extrusion box. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the appearance of the utility model;

[0015] Figure 3 for Figure 1 Schematic diagram of the structure of the active grinding block and the passive grinding block;

[0016] Figure 4 for Figure 1 A schematic diagram of the structure of the second servo motor, the shunt pipe and the threaded rod;

[0017] Figure 5 for Figure 1 Schematic diagram of the structure of the middle hose and pressure plate.

[0018] In the figure: 1, crushing box, 2, feed port, 3, crushing motor, 4, crushing rod, 5, active grinding block, 6, passive grinding block, 7, first servo motor, 8, diverter pipe, 9, extrusion box, 10, box cover, 11, hose, 12, pressure plate, 13, second servo motor, 14, threaded rod, 15, discharge pipe, 16, valve, 17, fixing plate, 18, driving gear, 19, driven gear, 20, protective shell, 21, connecting rod, 22, mounting shell, 23, threaded cylinder, 24, transmission gear, 25, baffle, 26, block, 27, torsion spring. DETAILED DESCRIPTION

[0019] 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.

[0020] However, in actual use, workers need to grind the powder after crushing and extruding it for secondary processing, which affects the production rate of thermosetting powder coatings and increases costs.

[0021] In view of this, the utility model provides a thermosetting powder coating production extrusion device, which solves the problem that in actual use, workers need to grind the powder after crushing and extruding it for secondary processing, which affects the production rate of the thermosetting powder coating and also leads to increased costs.

[0022] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0023] Embodiment 1: By Figure 1-5It can be seen that a thermosetting powder coating production extrusion device includes a crushing box 1, a fixing frame can be installed on the outer wall of the crushing box 1 to make it stable during operation, and the size of the fixing frame can be determined according to actual conditions. A feed port 2 is opened on the top of the crushing box 1, and a crushing motor 3 is fixedly connected to the top of the crushing box 1, wherein the model of the crushing motor 3 is not limited, and the output end of the crushing motor 3 extends to one end inside the crushing box 1 and is fixedly connected to a crushing rod 4, the bottom of the crushing box 1 is connected to a shunt pipe 8, one end of the shunt pipe 8 is connected to a box cover 10, and the bottom of the box cover 10 is fixedly connected to an extrusion box 9, and a pressing plate 12 is installed inside the extrusion box 9, and a grinding device is installed below the inner wall of the crushing box 1, and the grinding device includes an active grinding block 5, a passive grinding block 6, a fixing plate 17, an active gear 18, a driven gear 19, a connecting rod 21 and a first servo Servo motor 7, the outer wall of passive grinding block 6 is fixedly connected to the inner wall of crushing box 1, the inner wall of passive grinding block 6 is installed with active grinding block 5, the bottom of active grinding block 5 is rotatably connected with fixed plate 17, the outer wall of fixed plate 17 is fixedly connected to the inner wall of crushing box 1, the end of active grinding block 5 extending to the bottom of fixed plate 17 is fixedly connected with driven gear 19, the outer wall of driven gear 19 is meshingly connected with driving gear 18, the outer wall of driving gear 18 is fixedly connected with connecting rod 21, the outer wall of connecting rod 21 is movably connected to the inner wall of crushing box 1, the end of connecting rod 21 extending to the outer wall of crushing box 1 is fixedly connected with first servo motor 7, the outer wall of first servo motor 7 is fixedly connected to the outer wall of crushing box 1, the coating is ground by friction between active grinding block 5 and passive grinding block 6, wherein the model of first servo motor 7 is not limited;

[0024] In the specific implementation process, it is worth pointing out that, under the cooperation of the first servo motor 7, the active grinding block 5 and the passive grinding block 6, after the paint is crushed, the first servo motor 7 is used to drive the connecting rod 21 to rotate, and the active grinding block 5 is rotated by the meshing of the active gear 18 and the driven gear 19, and friction is performed between the active grinding block 5 and the passive grinding block 6 to grind the crushed paint, thereby avoiding secondary processing;

[0025] Furthermore, a protective shell 20 is provided on the outer wall of the driving gear 18, and the outer wall of the protective shell 20 is fixedly connected to the bottom of the fixing plate 17;

[0026] In the specific implementation process, it is worth pointing out that, with the cooperation of the protective shell 20, the driving gear 18 and the fixing plate 17, the protective shell 20 is arranged on the outer wall of the driving gear 18 to prevent the paint from sticking to the driving gear 18 and affecting the rotation;

[0027] Furthermore, one end of the shunt pipe 8 extending to the bottom of the box cover 10 is connected to a hose 11, the bottom of the hose 11 is connected to the pressing plate 12, a discharge pipe 15 is provided below the pressing plate 12, the top of the discharge pipe 15 is connected to the bottom of the extrusion box 9, and a valve 16 is installed at the bottom of the discharge pipe 15, wherein the model of the valve 16 is not limited;

[0028] In the specific implementation process, it is worth pointing out that, under the cooperation of the hose 11, the discharge pipe 15 and the valve 16, when the crushed and ground paint enters the interior of the extrusion box 9 through the hose 11, and the valve 16 is opened, the pressing plate 12 squeezes the paint and discharges it through the discharge pipe 15;

[0029] Specifically, when using the extrusion device for producing thermosetting powder coatings, the raw materials are put into the feed port 2, and the crushing motor 3 is used to drive the crushing rod 4 to rotate to grind the raw materials. After grinding, the first servo motor 7 is used to drive the connecting rod 21 to rotate, and the active grinding block 5 is rotated by the engagement of the active gear 18 and the driven gear 19, and friction is performed between the active grinding block 6 to grind the crushed coating to avoid secondary processing. After grinding, it will enter the extrusion box 9 through the diversion pipe 8, and the valve 16 will be opened. Under the extrusion of the pressure plate 12, the coating will be discharged through the discharge pipe 15.

[0030] Embodiment 2: By Figure 1-5 It can be seen that the top of the box cover 10 is fixedly connected with a mounting shell 22, the outer wall of the mounting shell 22 is fixedly connected with a second servo motor 13, the output end of the second servo motor 13 extends to one end inside the mounting shell 22 and is fixedly connected with a transmission gear 24, the outer wall of the transmission gear 24 is meshedly connected with a threaded cylinder 23, the outer wall of the threaded cylinder 23 is rotatably connected to the inner wall of the box cover 10 through a bearing, the inner wall of the threaded cylinder 23 is threadedly connected with a threaded rod 14, the bottom of the threaded rod 14 is fixedly connected to the top of the pressing plate 12, wherein the model of the second servo motor 13 is not limited;

[0031] In the specific implementation process, it is worth pointing out that, under the cooperation of the second servo motor 13, the mounting shell 22 and the transmission gear 24, the second servo motor 13 is used to drive the transmission gear 24 to rotate. When the crushed paint is extruded, the second servo motor 13 is used to drive the transmission gear 24 to rotate, so that it meshes with the threaded barrel 23, and drives the threaded rod 14 to rise and fall, so that the pressing plate 12 squeezes the paint and squeezes it out of the extrusion box 9;

[0032] Furthermore, the inner wall of the hose 11 is rotatably connected with a baffle 25, the outer wall of the baffle 25 is fixedly connected with a torsion spring 27, the outer wall of the torsion spring 27 is fixedly connected to the inner wall of the hose 11, the outer wall of the baffle 25 is pressed against a clamping block 26, and the outer wall of the clamping block 26 is fixedly connected to the inner wall of the hose 11;

[0033] In the specific implementation process, it is worth pointing out that, under the cooperation of the baffle 25, the hose 11 and the block 26, when the paint in the hose 11 comes out, the baffle 25 will be squeezed, so that the baffle 25 opens the hose 11 and enters the extrusion box 9, and after the raw material enters, the baffle 25 will be pressed by the torsion spring 27, so that the baffle 25 is pressed against the outer wall of the block 26, and the hose 11 is closed, so as to prevent the paint from entering the hose 11 when it is squeezed;

[0034] Specifically, based on the above embodiment, when the paint passes through the hose 11, the baffle 25 will be squeezed, so that the baffle 25 opens the hose 11 and enters the extrusion box 9. After entering, the baffle 25 will be pressed against the outer wall of the block 26 under the action of the torsion spring 27, so that the hose 11 is closed, and the second servo motor 13 is used to drive the transmission gear 24 to rotate, and the threaded rod 14 is used to engage with the threaded barrel 23 to drive the pressure plate 12 to extrude the paint, and during the extrusion, the valve 16 is opened to discharge the paint through the discharge pipe 15.

[0035] 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 sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0036] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thermosetting powder coating production extrusion device, comprising a crushing box (1), characterized in that: The top of the pulverizing box (1) is provided with a feed port (2), the top of the pulverizing box (1) is fixedly connected to a pulverizing motor (3), one end of the output end of the pulverizing motor (3) extending into the interior of the pulverizing box (1) is fixedly connected to a pulverizing rod (4), the bottom of the pulverizing box (1) is connected to a shunt pipe (8), one end of the shunt pipe (8) is connected to a box cover (10), the bottom of the box cover (10) is fixedly connected to an extrusion box (9), a pressing plate (12) is installed inside the extrusion box (9), and a grinding device is installed below the inner wall of the pulverizing box (1); The grinding device comprises an active grinding block (5), a passive grinding block (6), a fixing plate (17), a driving gear (18), a driven gear (19), a connecting rod (21) and a first servo motor (7); The outer wall of the passive grinding block (6) is fixedly connected to the inner wall of the crushing box (1); the inner wall of the passive grinding block (6) is mounted with an active grinding block (5); the bottom of the active grinding block (5) is rotatably connected to a fixing plate (17); the outer wall of the fixing plate (17) is fixedly connected to the inner wall of the crushing box (1); one end of the active grinding block (5) extending to the bottom of the fixing plate (17) is fixedly connected to a driven gear (19); the outer wall of the driven gear (19) is meshingly connected to a driving gear (18); the outer wall of the driving gear (18) is fixedly connected to a connecting rod (21); the outer wall of the connecting rod (21) is movably connected to the inner wall of the crushing box (1); one end of the connecting rod (21) extending to the outer wall of the crushing box (1) is fixedly connected to a first servo motor (7); the outer wall of the first servo motor (7) is fixedly connected to the outer wall of the crushing box (1).

2. A thermosetting powder coating production extrusion device according to claim 1, characterized in that: The outer wall of the driving gear (18) is provided with a protective shell (20), and the outer wall of the protective shell (20) is fixedly connected to the bottom of the fixing plate (17).

3. The extrusion device for producing thermosetting powder coatings according to claim 1, characterized in that: One end of the diversion pipe (8) extending to the bottom of the box cover (10) is connected to a hose (11), the bottom of the hose (11) is connected to a pressure plate (12), a discharge pipe (15) is arranged below the pressure plate (12), the top of the discharge pipe (15) is connected to the bottom of the extrusion box (9), and a valve (16) is installed at the bottom of the discharge pipe (15).

4. The extrusion device for producing thermosetting powder coatings according to claim 1, characterized in that: The top of the box cover (10) is fixedly connected to a mounting shell (22), the outer wall of the mounting shell (22) is fixedly connected to a second servo motor (13), an output end of the second servo motor (13) extending to the inside of the mounting shell (22) is fixedly connected to a transmission gear (24), the outer wall of the transmission gear (24) is meshingly connected to a threaded cylinder (23), the outer wall of the threaded cylinder (23) is rotatably connected to the inner wall of the box cover (10) via a bearing, the inner wall of the threaded cylinder (23) is threadedly connected to a threaded rod (14), and the bottom of the threaded rod (14) is fixedly connected to the top of the pressure plate (12).

5. The extrusion device for producing thermosetting powder coatings according to claim 3, characterized in that: The inner wall of the hose (11) is rotatably connected to a baffle (25), the outer wall of the baffle (25) is fixedly connected to a torsion spring (27), the outer wall of the torsion spring (27) is fixedly connected to the inner wall of the hose (11), the outer wall of the baffle (25) is pressed against a clamping block (26), and the outer wall of the clamping block (26) is fixedly connected to the inner wall of the hose (11).

Images