Feeding device of blow molding machine

Abstract

The utility model discloses a feeding device of a blow molding machine, which comprises a feeding hopper, a screen drum and a feeding pipe, and the feeding pipe fixedly penetrates through the bottom surface of the feeding hopper; the bearing plate is installed on the inner wall face of the feeding hopper, and the bearing plate is in sliding connection with the inner wall face of the feeding hopper in the longitudinal direction; the mounting cylinder penetrates through the bearing plate, the mounting cylinder is connected with the bearing plate through a bearing, and the inner diameter of the mounting cylinder is matched with the outer diameter of the screen cylinder; and the positioning mechanism is used for positioning and connecting the screen drum and the mounting drum. According to the feeding device of the blow molding machine, materials can be filtered and screened in the feeding process, large-size impurities doped in the materials are filtered out and prevented from entering the blow molding machine, so that the quality of blow molding products is prevented from being affected, the product quality is guaranteed, damage to the blow molding machine is synchronously avoided, a dehumidifier is guaranteed to be safely and effectively used, operation is easy, convenient and flexible, and the practicability is high. The practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of blow molding machines, in particular to a feeding device for a blow molding machine. Background Art

[0002] Blow molding machine is a plastic processing machine. After the liquid plastic is sprayed out, the wind blown out by the machine is used to blow the plastic body to a certain shape of the mold cavity to make a product. The blow molding machine needs to be loaded first, but the existing blow molding machine loading device still has certain defects, such as:

[0003] The "A feeding device for a blow molding machine" with application number CN201420416001.X cannot filter the materials during the feeding process. Since the materials are mixed with some large impurities, these impurities entering the blow molding machine will not only affect the quality of the blow-molded products, but also easily cause damage to the blow molding machine, which is not conducive to the effective use of the blow molding machine and has limitations in use. Utility Model Content

[0004] The utility model aims to provide a feeding device for a blow molding machine to solve the problem in the above background technology that the existing feeding device for a blow molding machine cannot filter the material, which easily allows large impurities to enter the blow molding machine, affecting the quality of the finished product and easily causing damage to the blow molding machine.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a feeding device for a blow molding machine, comprising a feeding hopper and a sieve drum,

[0006] A feed pipe, the feed pipe is fixedly arranged to pass through the bottom surface of the upper hopper;

[0007] A bearing plate, the bearing plate is mounted on the inner wall surface of the upper hopper, and the bearing plate is slidably connected to the inner wall surface of the upper hopper along the longitudinal direction;

[0008] A mounting cylinder, wherein the mounting cylinder penetrates the bearing plate, is connected to a bearing of the bearing plate, and has an inner diameter that matches an outer diameter of the screen cylinder;

[0009] A positioning mechanism, the positioning mechanism is used for positioning and connecting the screen cylinder with the mounting cylinder;

[0010] A fixing mechanism, the fixing mechanism is connected to the positioning mechanism and is used to connect and fix the screen cylinder to the mounting cylinder;

[0011] A reciprocating mechanism, which is arranged on the inner wall surface of the mounting tube and connected to the bearing plate, and is used for the bearing plate to reciprocate in the vertical direction;

[0012] A rotating mechanism is connected to the reciprocating mechanism and is used to move the installation cylinder.

[0013] The above technical solution is adopted to facilitate filtering and screening of materials.

[0014] As a preferred technical solution of the utility model, the positioning mechanism includes:

[0015] Positioning slots, two symmetrically arranged positioning slots are opened on the inner wall surface of the mounting tube, and the top surface of the positioning slots passes through the top surface of the mounting tube;

[0016] Positioning sliders, two symmetrically arranged positioning sliders are fixedly installed on the outer wall surface of the screen cylinder, and the positioning sliders are consistent with the positioning sliding grooves.

[0017] The adoption of the technical solution facilitates the positioning and installation of the screen drum.

[0018] As a preferred technical solution of the utility model, the fixing mechanism includes:

[0019] Threaded rods, two symmetrically arranged threaded rods are arranged to penetrate the side wall of the installation tube, and the threaded rods extend into the interior of the positioning slide groove, and the threaded rods are threadedly connected to the side wall of the installation tube;

[0020] A connecting groove, the connecting groove is provided on the outer side of the positioning slide block, and the threaded rod is movably inserted and arranged in the connecting groove;

[0021] A rotary block is fixedly mounted on the outer end of the threaded rod.

[0022] The adoption of the technical solution makes it easy to fix the screen drum.

[0023] As a preferred technical solution of the present utility model, the diameter of the threaded rod matches the inner diameter of the connecting groove.

[0024] The above technical solution is adopted to ensure the stability of the fixed installation of the screen drum.

[0025] As a preferred technical solution of the utility model, the reciprocating mechanism includes:

[0026] A fixing plate, the fixing plate being fixedly mounted on the left inner wall surface of the upper hopper;

[0027] A motor, wherein the motor is fixedly mounted on the top surface of the fixing plate;

[0028] A reciprocating screw rod, the bottom end of which is key-connected to the shaft end of the motor, and the reciprocating screw rod is arranged through the bearing plate, and the reciprocating screw rod and the bearing plate form a threaded connection structure.

[0029] By adopting the above technical solution, the bearing plate can drive the mounting cylinder and the screen cylinder to move back and forth through the rotation of the reciprocating screw, so that the material is vibrated and the screening effect is improved.

[0030] As a preferred technical solution of the utility model, the rotating mechanism includes:

[0031] A gear, wherein the gear is fixedly sleeved on the reciprocating screw rod;

[0032] A tooth column is fixedly sleeved on the outer wall surface of the screen cylinder, and the tooth column is meshingly connected with the gear.

[0033] By adopting the above technical solution, when the reciprocating screw rotates, the installation cylinder drives the screen cylinder to rotate through the arrangement of the gear and the tooth column, so that the material is centrifuged and further screened and filtered.

[0034] As a preferred technical solution of the present utility model, the gear ratio between the gear and the gear column is 1:4.

[0035] The adoption of the technical solution can save effort when the gear drives the tooth column to rotate.

[0036] Compared with the prior art, the utility model has the following beneficial effects: the feeding device for the blow molding machine can filter and screen the materials during the feeding process, filter out the large-volume impurities mixed in the materials, and avoid entering the blow molding machine, thereby avoiding affecting the quality of the blow-molded products, ensuring the product quality, and simultaneously avoiding damage to the blow molding machine, ensuring the safe and effective use of the dehumidifier, and having simple and flexible operation and strong practicality;

[0037] 1. The sieve drum and the installation drum can be positioned and connected by setting the positioning slide groove and the positioning slider, and the threaded rod can be rotated by rotating the rotary block, so that the threaded rod rotates and moves inward at the same time, so that the threaded rod is inserted into the connecting groove, so that the sieve drum and the installation drum can be installed and fixed;

[0038] 2. The reciprocating screw is rotated by starting the motor, so that the bearing plate drives the mounting cylinder and the screen cylinder to move back and forth in the vertical direction, so that the material put into the screen cylinder is vibrated to achieve material screening;

[0039] 3. The reciprocating screw rotates through the gears and the tooth column to make the mounting cylinder drive the screen cylinder to rotate synchronously, so that the material is subjected to centrifugal action, which improves the screening effect and efficiency of the material, ensures that large-volume impurities are screened and retained in the screen cylinder, and the material enters the blow molding machine through the feed pipe after screening, thereby preventing large-volume impurities from entering the blow molding machine, ensuring the quality of the products produced, and avoiding damage to the blow molding machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] Figure 1It is a schematic diagram of the three-dimensional structure of the utility model;

[0041] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0042] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0043] Figure 4 This is a schematic diagram of the top view of the cross-sectional connection structure of the positioning chute and the positioning slider of the utility model;

[0044] Figure 5 It is a schematic diagram of the three-dimensional connection structure of the gear and the gear column of the utility model.

[0045] In the figure: 1. upper hopper; 2. screen drum; 3. feed pipe; 4. load-bearing plate; 5. mounting cylinder; 6. positioning slide groove; 7. positioning slide block; 8. threaded rod; 9. connecting groove; 10. rotary block; 11. fixed plate; 12. motor; 13. reciprocating screw rod; 14. gear; 15. gear column. DETAILED DESCRIPTION

[0046] 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.

[0047] See also Figure 1-5 , the technical scheme of the utility model: a feeding device for a blow molding machine, comprising a feeding hopper 1 and a screen drum 2, a feeding pipe 3 is fixedly arranged to pass through the bottom surface of the upper hopper 1, a bearing plate 4 is installed on the inner wall surface of the upper hopper 1, and the bearing plate 4 is slidably connected with the inner wall surface of the upper hopper 1 along the longitudinal direction, a mounting cylinder 5 is arranged to pass through the bearing plate 4, and the mounting cylinder 5 is bearing-connected with the bearing plate 4, and the inner diameter of the mounting cylinder 5 is consistent with the outer diameter of the screen drum 2;

[0048] Two symmetrically arranged positioning chutes 6 are provided on the inner wall surface of the mounting cylinder 5, and the top surface of the positioning chutes 6 passes through the top surface of the mounting cylinder 5. Two symmetrically arranged positioning slide blocks 7 are fixedly installed on the outer wall surface of the screen cylinder 2, and the positioning slide blocks 7 are consistent with the positioning chutes 6.

[0049] Two symmetrically arranged threaded rods 8 penetrate the side wall of the installation tube 5, and the threaded rods 8 extend into the interior of the positioning slide groove 6, and the threaded rods 8 are threadedly connected to the side wall of the installation tube 5, and the connecting groove 9 is opened on the outer side of the positioning slide block 7, and the threaded rods 8 are movably inserted and arranged in the connecting groove 9, and the rotating block 10 is fixedly installed on the outer end of the threaded rods 8, and the diameter of the threaded rods 8 is consistent with the inner diameter of the connecting groove 9;

[0050] The fixed plate 11 is fixedly installed on the left inner wall surface of the upper hopper 1, the motor 12 is fixedly installed on the top surface of the fixed plate 11, the bottom end of the reciprocating screw rod 13 is keyed to the shaft end of the motor 12, and the reciprocating screw rod 13 penetrates the bearing plate 4, and the reciprocating screw rod 13 and the bearing plate 4 form a threaded connection structure;

[0051] The gear 14 is fixedly sleeved on the reciprocating screw rod 13, the tooth column 15 is fixedly sleeved on the outer wall surface of the screen cylinder 2, and the tooth column 15 is meshed and connected with the gear 14, and the gear number ratio between the gear 14 and the tooth column 15 is 1:4.

[0052] Working principle: When in use, firstly, the screen drum 2 is positioned and installed on the mounting drum 5 through the action of the positioning slide groove 6 and the positioning slide block 7, and the threaded rod 8 is rotated by rotating the rotary block 10, so that the threaded rod 8 rotates and moves inward, so that the threaded rod 8 is inserted into the connecting groove 9, so that the screen drum 2 and the mounting drum 5 are installed and fixed;

[0053] Then the material is loaded into the screen drum 2, and the motor 12 is started to rotate the reciprocating screw 13, so that the bearing plate 4 drives the mounting drum 5 and the screen drum 2 to reciprocate in the vertical direction, thereby vibrating the material in the screen drum 2 to improve the screening and filtering effect;

[0054] When the reciprocating screw 13 rotates, the gear 14 is driven to rotate synchronously, so that the tooth column 15 meshing with the gear 14 drives the mounting cylinder 5 and the screen cylinder 2 to rotate synchronously, so that the material is subjected to centrifugal action, thereby further improving the screening and filtering effect of the material, ensuring that the large volume device is filtered out and retained in the screen cylinder 2, and the material is screened out and enters the blow molding machine through the feed pipe 3;

[0055] Afterwards, the rotary block 10 is rotated in the opposite direction to move the threaded rod 8 out of the connecting groove 9. At this time, the screen cylinder 2 can be moved out of the mounting cylinder 5 to clean the filtered large-volume impurities. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0056] 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 feeding device for a blow molding machine, comprising a feeding hopper (1) and a screen drum (2), characterized in that: Also includes: A feed pipe (3), the feed pipe (3) is fixedly arranged to pass through the bottom surface of the upper hopper (1); A bearing plate (4), the bearing plate (4) being mounted on the inner wall surface of the upper hopper (1), and the bearing plate (4) being slidably connected to the inner wall surface of the upper hopper (1) along the longitudinal direction; A mounting cylinder (5), the mounting cylinder (5) is arranged to penetrate the bearing plate (4), the mounting cylinder (5) is bearing-connected to the bearing plate (4), and the inner diameter of the mounting cylinder (5) is consistent with the outer diameter of the screen cylinder (2); A positioning mechanism, the positioning mechanism is used for positioning and connecting the screen cylinder (2) and the mounting cylinder (5); A fixing mechanism, the fixing mechanism being connected to the positioning mechanism and being used to connect and fix the screen cylinder (2) and the mounting cylinder (5); A reciprocating mechanism, the reciprocating mechanism being arranged on the inner wall surface of the mounting tube (5), and the reciprocating mechanism being connected to the bearing plate (4), and being used for the bearing plate (4) to reciprocate in the vertical direction; A rotating mechanism is connected to the reciprocating mechanism and is used to rotate the mounting cylinder (5).

2. A feeding device for a blow molding machine according to claim 1, characterized in that: The positioning mechanism comprises: Positioning slide grooves (6), two symmetrically arranged positioning slide grooves (6) are opened on the inner wall surface of the installation tube (5), and the top surface of the positioning slide grooves (6) passes through the top surface of the installation tube (5); Positioning slide blocks (7), two symmetrically arranged positioning slide blocks (7) are fixedly mounted on the outer wall surface of the screen drum (2), and the positioning slide blocks (7) are consistent with the positioning slide grooves (6).

3. A feeding device for a blow molding machine according to claim 2, characterized in that: The fixing mechanism comprises: A threaded rod (8), wherein two symmetrically arranged threaded rods (8) penetrate the side wall of the mounting tube (5), and the threaded rods (8) extend into the interior of the positioning slide groove (6), and the threaded rods (8) are threadedly connected to the side wall of the mounting tube (5); A connecting groove (9), wherein the connecting groove (9) is provided on the outer side surface of the positioning slide block (7), and the threaded rod (8) is movably inserted into the connecting groove (9); A rotary block (10), wherein the rotary block (10) is fixedly mounted on the outer end of the threaded rod (8).

4. A feeding device for a blow molding machine according to claim 3, characterized in that: The diameter of the threaded rod (8) matches the inner diameter of the connecting groove (9).

5. A feeding device for a blow molding machine according to claim 1, characterized in that: The reciprocating mechanism comprises: A fixing plate (11), the fixing plate (11) being fixedly mounted on the left inner wall surface of the upper hopper (1); A motor (12), wherein the motor (12) is fixedly mounted on the top surface of the fixing plate (11); A reciprocating screw rod (13), the bottom end of which is key-connected to the shaft end of the motor (12), and the reciprocating screw rod (13) is arranged to penetrate the bearing plate (4), and the reciprocating screw rod (13) and the bearing plate (4) form a threaded connection structure.

6. A feeding device for a blow molding machine according to claim 5, characterized in that: The rotating mechanism comprises: A gear (14), wherein the gear (14) is fixedly sleeved on the reciprocating screw rod (13); A tooth column (15), wherein the tooth column (15) is fixedly sleeved on the outer wall surface of the screen cylinder (2), and the tooth column (15) is meshingly connected with the gear (14).

7. A feeding device for a blow molding machine according to claim 6, characterized in that: The gear ratio between the gear (14) and the gear column (15) is 1:4.

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