Quantitative feeding device for polyvinyl chloride powder

Abstract

The utility model relates to the technical field of polyvinyl chloride powder feeding devices, in particular to a polyvinyl chloride powder quantitative feeding device which comprises an adjusting assembly, a feeding assembly is installed on the top of the adjusting assembly, and a quantitative assembly is installed on the top of the feeding assembly. The adjusting assembly comprises a bottom plate, a first rotary mounting seat, a second rotary mounting seat and an L-shaped plate are mounted at the top of the bottom plate, a hydraulic push rod is mounted at the top of the L-shaped plate in a penetrating manner, universal wheels are mounted at the bottom of the hydraulic push rod, and an electric push rod is mounted at the top of the second rotary mounting seat. According to the improved feeding device, the adjusting assembly is adopted, when the feeding device is used, the height of the feeding device can be adjusted according to requirements, polyvinyl chloride powder can be conveyed to equipment with different heights, and the applicability of the feeding device in the using process is improved; and the quantitative assembly is adopted, when the feeding device is used, quantitative feeding can be conducted according to the feeding requirement, and the using convenience of the feeding device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PVC powder feeding device technical field, concretely is a PVC powder quantitative feeding device. BACKGROUND

[0002] PVC powder (PVC powder) is a thermoplastic resin powder by vinyl chloride monomer (VCM) polymerization, in the production process of polyvinyl chloride product, such as producing PVC pipe, PVC board or PVC injection product, needs using feeding device, and the appropriate amount of polyvinyl chloride powder is transported to the processing equipment.

[0003] The inventor found that the prior art has the following problems in the process of realizing the utility model: 1, the existing ordinary feeding device is fixed height, only can aim at the equipment at specific fixed height and transport polyvinyl chloride powder, it is difficult to meet the feeding needs of different height equipment, and the applicability in the actual application scene is greatly discounted; 2, the existing ordinary feeding device is usually in the working mode of continuously conveying polyvinyl chloride powder, when quantitative feeding is needed, only the polyvinyl chloride powder can be weighed manually in advance, and then the polyvinyl chloride powder of the weighed weight is added to the feeding device for feeding, the whole process is time-consuming and laborious. UTILITY MODEL CONTENT

[0004] The utility model discloses a PVC powder quantitative feeding device to solve the problems in the background art. To achieve the above object, the utility model provides the following technical scheme: a PVC powder quantitative feeding device, including adjusting assembly, the top of adjusting assembly is installed with feeding assembly, the top of feeding assembly is installed with quantitative assembly.

[0005] The adjusting assembly includes a bottom plate, a first rotary mounting seat, a second rotary mounting seat and an L-shaped plate are installed on the top of the bottom plate, a hydraulic push rod is installed through the top of the L-shaped plate, a universal wheel is installed at the bottom of the hydraulic push rod, an electric push rod is installed on the top of the second rotary mounting seat, and a third rotary mounting seat is installed on the top of the electric push rod.

[0006] The feeding assembly includes a conveying cylinder, a feed hopper is installed on the outer wall of the conveying cylinder and close to the bottom, a discharge port is installed on the outer wall of the conveying cylinder and close to the top, a rubber connecting pipe is installed at the bottom of the discharge port, a reduction motor is installed on the top of the conveying cylinder, a connecting rod is installed on the output end of the reduction motor, and helical vanes are installed on the outer wall of the connecting rod.

[0007] The quantitative assembly comprises a fixed rod, an installation block is rotationally installed on the outer wall of the fixed rod, an installation plate is installed at the bottom of the installation block, a sliding rod is installed at the bottom of the installation plate, a fixed plate is slidingly installed on the outer wall of the sliding rod, a connecting plate is installed at the bottom of the fixed plate, a discharge hopper is installed at the bottom of the fixed plate, an electromagnetic valve is installed at the bottom of the discharge hopper, a supporting column is installed at the top of the connecting plate, and a load cell is installed at the top of the supporting column.

[0008] Further preferably, the first rotation mounting base is composed of a U-shaped block and a supporting block, the supporting block is rotationally installed on the inner wall of the U-shaped block, the sizes of the first rotation mounting base, the second rotation mounting base and the third rotation mounting base are consistent, the U-shaped block of the first rotation mounting base and the supporting block of the second rotation mounting base are both installed on the top of the bottom plate, the supporting blocks of the first rotation mounting base and the third rotation mounting base are both installed on the outer wall of the conveying cylinder, the U-shaped block of the second rotation mounting base is installed on the bottom of the electric push rod, and the U-shaped block of the third rotation mounting base is installed on the top of the electric push rod.

[0009] Further preferably, the L-shaped plate, the hydraulic push rod and the universal wheel are arranged as a group, four groups are arranged, and the four groups of L-shaped plates, hydraulic push rods and universal wheels are respectively installed at the four corners of the top of the bottom plate.

[0010] Further preferably, the conveying cylinder and the electric push rod constitute a lifting mechanism through the third rotation mounting base.

[0011] Further preferably, the spiral blade and the speed reducer constitute a rotating mechanism through the connecting rod.

[0012] Further preferably, a rectangular hole is formed in the top of the installation plate, a circular hole is formed in the top of the fixed plate and the connecting plate, the installation plate is connected with the rubber connecting pipe, the top of the load cell is connected with the bottom of the fixed plate, the sliding rod is provided with four, and the load cell and the supporting column are symmetrically distributed about the vertical center line of the connecting plate.

[0013] Further preferably, the fixed rod is installed on the outer wall of the discharge port, and the fixed rod and the installation block are symmetrically distributed about the vertical center line of the installation plate.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] In the utility model, when the feeding device is used, the electric push rod is started when it is needed to convey the polyvinyl chloride powder to the equipment of different heights, the conveying cylinder is adjusted to a suitable inclination angle through the third rotation mounting base, the quantitative assembly is at a suitable height, the feeding device can be adjusted according to the requirement and is used to feed the equipment of different heights, and the applicability of the feeding device in use is improved.

[0016] The utility model discloses, through quantitative assembly, when requiring quantitative feeding when using the feeding device, the polyvinyl chloride powder passes the discharge gate and rubber connecting pipe and enters the discharge hopper, and the weight change of the polyvinyl chloride powder in the discharge hopper is inducted by the weighing sensor, when the weight reaches the preset weight, the speed reducer stops and opens the electromagnetic valve, and the polyvinyl chloride powder is discharged from the discharge hopper, can according to the feeding demand, quantitative feeding is carried out, and the convenience and flexibility of the feeding device when using are improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the front view structure schematic diagram of the utility model;

[0018] Figure 2 It is the adjusting assembly structure schematic diagram of the utility model;

[0019] Figure 3 It is the full cut structure schematic diagram of the utility model's feeding assembly;

[0020] Figure 4 It is the quantitative assembly structure schematic diagram of the utility model.

[0021] In the drawing: 1, adjusting assembly;101, bottom plate;102, first rotary mounting seat;103, second rotary mounting seat;104, L type board;105, hydraulic push rod;106, universal wheel;107, electric push rod;108, third rotary mounting seat;2, feeding assembly;201, conveying cylinder;202, feed hopper;203, discharge gate;204, rubber connecting pipe;205, speed reducer;206, connecting rod;207, spiral blade;3, quantitative assembly;301, fixed rod;302, mounting block;303, mounting plate;304, slide rod;305, fixed plate;306, connecting plate;307, discharge hopper;308, electromagnetic valve;309, support column;3010, weighing sensor. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative work belong to the scope of the utility model.

[0023] Please refer to Figures 1 to 4 The utility model provides a kind of technical scheme: a kind of polyvinyl chloride powder quantitative feeding device, including adjusting assembly 1, adjusting assembly 1's top is equipped with feeding assembly 2, and feeding assembly 2's top is equipped with quantitative assembly 3.

[0024] The adjustment assembly 1 includes a base plate 101, and a first rotating mount 102, a second rotating mount 103 and an L-shaped plate 104 are installed on the top of the base plate 101. A hydraulic push rod 105 is installed through the top of the L-shaped plate 104, and a universal wheel 106 is installed at the bottom of the hydraulic push rod 105. An electric push rod 107 is installed on the top of the second rotating mount 103, and a third rotating mount 108 is installed on the top of the electric push rod 107.

[0025] The feeding assembly 2 includes a conveying cylinder 201, a feed hopper 202 is installed on the outer wall of the conveying cylinder 201 and near the bottom, a discharge port 203 is installed on the outer wall of the conveying cylinder 201 and near the top, a rubber connecting tube 204 is installed at the bottom of the discharge port 203, a reduction motor 205 is installed on the top of the conveying cylinder 201, a connecting rod 206 is installed at the output end of the reduction motor 205, and a spiral blade 207 is installed on the outer wall of the connecting rod 206.

[0026] The quantitative component 3 includes a fixed rod 301, the outer wall of the fixed rod 301 is rotatably mounted with a mounting block 302, the bottom of the mounting block 302 is mounted with a mounting plate 303, the bottom of the mounting plate 303 is mounted with a slide rod 304, the outer wall of the slide rod 304 is slidably mounted with a fixed plate 305, the bottom of the slide rod 304 is mounted with a connecting plate 306, the bottom of the fixed plate 305 is mounted with a discharge hopper 307, the bottom of the discharge hopper 307 is mounted with a solenoid valve 308, the top of the connecting plate 306 is mounted with a support column 309, and the top of the support column 309 is mounted with a weighing sensor 3010.

[0027] In this embodiment, Figure 2 As shown, the first rotating mount 102 is composed of a U-shaped block and a support block, and the support block is rotatably installed on the inner wall of the U-shaped block. The size structure of the first rotating mount 102, the second rotating mount 103 and the third rotating mount 108 are consistent. The U-shaped block of the first rotating mount 102 and the support block of the second rotating mount 103 are both installed on the top of the base plate 101, and the support blocks of the first rotating mount 102 and the third rotating mount 108 are both installed on the outer wall of the conveying cylinder 201. The U-shaped block of the second rotating mount 103 is installed at the bottom of the electric push rod 107, and the U-shaped block of the third rotating mount 108 is installed at the top of the electric push rod 107; the first rotating mount 102 can support the loading assembly 2, and the second rotating mount 103, the electric push rod 107 and the third rotating mount 108 can support the loading assembly 2, so as to facilitate the subsequent adjustment of the inclination angle of the loading assembly 2.

[0028] In this embodiment, Figure 2As shown, the L-shaped plate 104, the hydraulic push rod 105 and the universal wheel 106 are set as a group, and there are four groups in total, and the four groups of L-shaped plates 104, the hydraulic push rods 105 and the universal wheels 106 are respectively installed at the four corners of the top of the base plate 101; when the hydraulic push rods 105 are started at the same time, the four universal wheels 106 are driven to move downward, and the base plate 101 is lifted upward. The loading device can be moved by the four universal wheels 106, which is convenient for changing the location where the loading device is used.

[0029] In this embodiment, Figure 2 and Figure 3 As shown, the conveying cylinder 201 forms a lifting mechanism through the third rotating mounting seat 108 and the electric push rod 107; when the electric push rod 107 is started, the inclination angle of the conveying cylinder 201 can be adjusted through the third rotating mounting seat 108, thereby adjusting the loading height of the loading device, thereby improving the applicability of the device when in use.

[0030] In this embodiment, Figure 3 As shown, the spiral blade 207 forms a rotating mechanism with the reduction motor 205 through the connecting rod 206; when the reduction motor 205 is started, the spiral blade 207 is driven to rotate through the connecting rod 206, and the raw materials in the feed hopper 202 can be transported from bottom to top for automatic loading.

[0031] In this embodiment, Figure 4 As shown, a rectangular hole is provided on the top of the mounting plate 303, and circular holes are provided on the tops of the fixing plate 305 and the connecting plate 306. The mounting plate 303 is connected to the rubber connecting tube 204, and the top of the weighing sensor 3010 is connected to the bottom of the fixing plate 305. There are four sliding rods 304, and the weighing sensors 3010 and the support columns 309 are symmetrically distributed about the vertical center line of the connecting plate 306; the four sliding rods 304 can limit the fixing plate 305 so that the fixing plate 305 can only move up and down, and the weighing sensor 3010 can sense the weight change in the discharge hopper 307. When the weight in the discharge hopper 307 reaches the preset weight, the feeding component 2 stops conveying and quantitative feeding can be carried out.

[0032] In this embodiment, Figure 4 As shown, the fixing rod 301 is installed on the outer wall of the discharge port 203, and the fixing rod 301 and the mounting block 302 are symmetrically distributed about the vertical center line of the mounting plate 303; when the inclination angle of the feeding component 2 is adjusted, due to the dead weight of the quantitative component 3, the mounting block 302, the mounting plate 303, the sliding rod 304, the fixing plate 305, the connecting plate 306, the discharge hopper 307, the solenoid valve 308, the support column 309 and the weighing sensor 3010 remain vertically downward, so that the polyvinyl chloride powder can be discharged to the feeding point more accurately during discharge.

[0033] The use method and advantages of the polyvinyl chloride powder quantitative feeding device are as follows:

[0034] As Figure 1 , Figure 2 , Figure 3 and Figure 4 shown, first, start four hydraulic push rods 105 drive four universal wheels 106 to move downward, lift the bottom plate 101 upward, then move the feeding device to the feeding point through the four universal wheels 106, then start the four hydraulic push rods 105 drive the four universal wheels 106 to move upward, the bottom plate 101 contacts the ground, then according to the height of the feeding point position, start the electric push rod 107, adjust the conveying cylinder 201 to the appropriate inclination angle through the third rotary mounting seat 108, so that the quantitative assembly 3 is at the appropriate height, then add polyvinyl chloride powder into the feeding hopper 202, then start the speed reducer 205, drive the spiral blade 207 to rotate through the connecting rod 206, convey the polyvinyl chloride powder in the feeding hopper 202 from bottom to top, the polyvinyl chloride powder enters the discharge hopper 307 through the discharge port 203 and the rubber connecting pipe 204, the weighing sensor 3010 senses the weight change of the polyvinyl chloride powder in the discharge hopper 307, when the weight reaches the preset weight, the speed reducer 205 stops, then opens the electromagnetic valve 308, discharges the polyvinyl chloride powder in the discharge hopper 307, and carries out quantitative feeding.

[0035] The basic principle, main characteristics and advantages of the utility model are shown and described above. The technical workers in the industry should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only preferred examples of the utility model and are not used to limit the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for quantitatively feeding polyvinyl chloride powder, comprising an adjusting component (1), characterized in that: A feeding component (2) is installed on the top of the regulating component (1), and a quantitative component (3) is installed on the top of the feeding component (2); The adjustment assembly (1) comprises a base plate (101), a first rotating mounting seat (102), a second rotating mounting seat (103) and an L-shaped plate (104) are installed on the top of the base plate (101), a hydraulic push rod (105) is installed through the top of the L-shaped plate (104), a universal wheel (106) is installed at the bottom of the hydraulic push rod (105), an electric push rod (107) is installed on the top of the second rotating mounting seat (103), and a third rotating mounting seat (108) is installed on the top of the electric push rod (107); The feeding assembly (2) comprises a conveying cylinder (201), a feeding hopper (202) is installed on the outer wall of the conveying cylinder (201) and near the bottom, a discharge port (203) is installed on the outer wall of the conveying cylinder (201) and near the top, a rubber connecting tube (204) is installed at the bottom of the discharge port (203), a reduction motor (205) is installed on the top of the conveying cylinder (201), a connecting rod (206) is installed at the output end of the reduction motor (205), and a spiral blade (207) is installed on the outer wall of the connecting rod (206); The quantitative component (3) comprises a fixed rod (301), a mounting block (302) is rotatably mounted on the outer wall of the fixed rod (301), a mounting plate (303) is mounted on the bottom of the mounting block (302), a sliding rod (304) is mounted on the bottom of the mounting plate (303), a fixed plate (305) is slidably mounted on the outer wall of the sliding rod (304), a connecting plate (306) is mounted on the bottom of the sliding rod (304), a discharge hopper (307) is mounted on the bottom of the fixed plate (305), a solenoid valve (308) is mounted on the bottom of the discharge hopper (307), a support column (309) is mounted on the top of the connecting plate (306), and a weighing sensor (3010) is mounted on the top of the support column (309).

2. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: The first rotating mounting seat (102) is composed of a U-shaped block and a support block, and the support block is rotatably mounted on the inner wall of the U-shaped block. The size and structure of the first rotating mounting seat (102), the second rotating mounting seat (103) and the third rotating mounting seat (108) are consistent. The U-shaped block of the first rotating mounting seat (102) and the support block of the second rotating mounting seat (103) are both mounted on the top of the bottom plate (101). The support blocks of the first rotating mounting seat (102) and the third rotating mounting seat (108) are both mounted on the outer wall of the conveying cylinder (201). The U-shaped block of the second rotating mounting seat (103) is mounted on the bottom of the electric push rod (107), and the U-shaped block of the third rotating mounting seat (108) is mounted on the top of the electric push rod (107).

3. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: The L-shaped plate (104), hydraulic push rod (105) and universal wheel (106) are set as one group, and there are four groups in total. The four groups of L-shaped plates (104), hydraulic push rod (105) and universal wheels (106) are respectively installed at the four corners of the top of the base plate (101).

4. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: The conveying cylinder (201) forms a lifting mechanism through a third rotating mounting seat (108) and an electric push rod (107).

5. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: The spiral blade (207) forms a rotating mechanism with the reduction motor (205) via a connecting rod (206).

6. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: A rectangular hole is provided on the top of the mounting plate (303), and circular holes are provided on the tops of the fixing plate (305) and the connecting plate (306). The mounting plate (303) is connected to the rubber connecting tube (204), and the top of the weighing sensor (3010) is connected to the bottom of the fixing plate (305). There are four sliding rods (304) in total, and the weighing sensors (3010) and the support columns (309) are symmetrically distributed about the vertical center line of the connecting plate (306).

7. The polyvinyl chloride powder quantitative feeding device according to claim 1, characterized in that: The fixing rod (301) is installed on the outer wall of the discharge port (203), and the fixing rod (301) and the mounting block (302) are symmetrically distributed about the vertical center line of the mounting plate (303).

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