Clamping mechanism of plastic blow molding machine

Abstract

The utility model belongs to the technical field of barrel processing, and particularly relates to a clamping mechanism of a plastic blow molding machine, which comprises a fixed seat and an injection molding machine body, the injection molding machine body is fixedly mounted on the upper surface of the fixed seat, and the clamping mechanism is arranged on the upper surface of the fixed seat and comprises an adjusting unit and a positioning unit. The adjusting unit comprises a stand column, an air cylinder, a telescopic column, a first baffle, a compression spring, a second baffle and an arc-shaped clamping base. According to the clamping mechanism of the plastic blow molding machine, by arranging the clamping mechanism body, an injection mold of a barrel can be fixedly clamped when injection molding is carried out during barrel machining, the injection mold is fixedly clamped through arc-shaped clamping bases on the two sides, and during clamping, a compression spring is extruded to generate reset elastic force, so that the clamping effect is improved; and the arc-shaped clamping seats on the two sides conduct positioning movement through positioning rods when moving and clamping are conducted, the moving unit can drive a barrel to conduct discharging through work of a transmission part after barrel machining, clamping and injection molding are completed, workers can take finished products conveniently, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of round barrel processing, in particular to a clamping mechanism for a plastic 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. This machine is called a blow molding machine. The plastic is melted and quantitatively extruded in the screw extruder, and then formed through the mouth film, and then cooled by the wind ring, and then pulled by a traction machine at a certain speed, and the winder winds it into a roll. The barrel needs to be clamped during blow molding.

[0003] At present, the fixing and clamping effect of the injection mold during the barrel processing and injection molding operation is not good enough. If the clamping is not stable enough, the injection molding operation may cause the barrel to deform and it is not convenient to remove the material.

[0004] Therefore, we propose a clamping mechanism for a plastic blow molding machine to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a clamping mechanism for a plastic blow molding machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping mechanism for a plastic blow molding machine, comprising a fixed seat and an injection molding machine body, the injection molding machine body is fixedly mounted on the upper surface of the fixed seat, an injection molding tube is fixedly mounted on the upper surface of the injection molding machine body, and a clamping mechanism is arranged on the upper surface of the fixed seat;

[0007] The clamping mechanism includes an adjusting unit and a positioning unit, and the adjusting unit includes a column, a cylinder, a telescopic column, a first baffle, a compression spring, a second baffle and an arc-shaped clamping seat. The column is arranged above the fixed seat, the cylinder is fixedly installed on the side of the column, the telescopic column is installed on the output end of the cylinder, the first baffle is fixedly installed on the side of one end of the telescopic column, the compression spring is fixedly installed on the side of the first baffle, the second baffle is fixedly connected to one end of the compression spring, and the arc-shaped clamping seat is fixedly installed on the side of the second baffle.

[0008] Preferably, the positioning unit comprises a connecting block, a positioning hole and a positioning rod, the connecting block is fixedly mounted on the bottom surface of the second baffle, the positioning hole runs through a side surface of the connecting block, and the positioning rod is plugged into an inner wall of the positioning hole.

[0009] Preferably, a movable unit is provided on the bottom surface of the column, and the movable unit includes a fixed column, a mounting groove, a driving motor and a transmission member. The fixed column is fixedly installed on the upper surface of the fixed seat, the mounting groove is opened on the upper surface of the fixed column, the driving motor is fixedly installed on the side of the fixed column, and the transmission member is installed on the inner wall of the mounting groove.

[0010] Preferably, a support column is fixedly installed on the bottom surface of the fixing seat, a support base is fixedly installed on the bottom surface of the support column, and the support columns are symmetrically distributed at the four corners of the bottom surface of the fixing seat.

[0011] Preferably, a circular hole is penetrated through one side of the inner wall of the installation groove, one end of the transmission member passes through the circular hole and is fixedly connected to the output end of the driving motor, and the fixing columns are symmetrically distributed on both sides of the upper surface of the fixing seat.

[0012] Preferably, a through hole is penetrated through the upper part of the side surface of the column, one end of the telescopic column passes through the through hole and is connected to the output end of the cylinder, and the compression springs are distributed in sequence at equal intervals on the side surface of the first baffle.

[0013] Preferably, the columns are symmetrically distributed on both sides above the fixing seat, the through holes are sequentially penetrated through the side surfaces of the columns at equal intervals, and the bottom surface of the column is fixedly connected to the upper connection of the transmission member.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The clamping mechanism of the plastic blow molding machine can fix and clamp the injection mold of the barrel when the barrel is processed for injection molding by setting the clamping mechanism. The arc-shaped clamping seats on both sides are used to fix and clamp it. When clamping, the compression spring is squeezed to generate a restoring elastic force to improve the clamping effect. When the arc-shaped clamping seats on both sides move and clamp, they are positioned and moved by the positioning rods.

[0016] 2. The clamping mechanism of the plastic blow molding machine is provided with a moving unit, which can drive the barrel to discharge the material through the transmission parts after the barrel processing, clamping and injection molding are completed, so that the staff can take the finished product and improve the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the clamping mechanism structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the mobile unit of the utility model;

[0020] Figure 4 for Figure 3 Schematic diagram of the local enlarged structure at point A in the middle.

[0021] In the figure: 1. fixed seat; 2. support column; 201. support base; 3. injection molding machine body; 4. injection molding tube; 5. fixed column; 501. mounting groove; 502. round hole; 503. drive motor; 504. transmission member; 505. column; 506. through hole; 507. cylinder; 508. telescopic column; 509. first baffle; 510. compression spring; 511. second baffle; 512. arc clamping seat; 513. connecting block; 514. positioning hole; 515. positioning rod. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0024] Embodiment 1: A clamping mechanism for a plastic blow molding machine, comprising a fixed seat 1 and an injection molding machine body 3, the injection molding machine body 3 is fixedly mounted on the upper surface of the fixed seat 1, an injection molding tube 4 is fixedly mounted on the upper surface of the injection molding machine body 3, a support column 2 is fixedly mounted on the bottom surface of the fixed seat 1, a support base 201 is fixedly mounted on the bottom surface of the support column 2, the support columns 2 are symmetrically distributed at the four corners of the bottom surface of the fixed seat 1, and a clamping mechanism is arranged on the upper surface of the fixed seat 1;

[0025] The clamping mechanism includes an adjustment unit and a positioning unit. The adjustment unit includes a column 505, a cylinder 507, a telescopic column 508, a first baffle 509, a compression spring 510, a second baffle 511 and an arc-shaped clamping seat 512. The column 505 is arranged above the fixed seat 1, the cylinder 507 is fixedly installed on the side of the column 505, the telescopic column 508 is installed on the output end of the cylinder 507, the first baffle 509 is fixedly installed on the side of one end of the telescopic column 508, the compression spring 510 is fixedly installed on the side of the first baffle 509, and the second baffle 511 is installed on the output end of the cylinder 507. 11 is fixedly connected to one end of the compression spring 510, the arc-shaped clamping seat 512 is fixedly installed on the side of the second baffle 511, a through hole 506 is penetrated on the upper part of the side of the column 505, one end of the telescopic column 508 passes through the through hole 506 and is connected to the output end of the cylinder 507, the compression spring 510 is distributed on the side of the first baffle 509 in sequence with equal intervals, the columns 505 are symmetrically distributed on both sides above the fixed seat 1, the through holes 506 are penetrated on the side of the column 505 in sequence with equal intervals, and the bottom surface of the column 505 is fixedly connected to the upper connection of the transmission member 504.

[0026] The positioning unit includes a connecting block 513, a positioning hole 514 and a positioning rod 515. The connecting block 513 is fixedly installed on the bottom surface of the second baffle 511. The positioning hole 514 runs through the side of the connecting block 513. The positioning rod 515 is inserted into the inner wall of the positioning hole 514. By setting a clamping mechanism, the injection mold of the barrel can be fixedly clamped during the barrel processing and injection molding. The arc-shaped clamping seats 512 on both sides can be used to fix and clamp it. When clamping, the compression spring 510 is squeezed to generate a reset elastic force to improve the clamping effect. The arc-shaped clamping seats 512 on both sides are moved and clamped for positioning through the positioning rod 515.

[0027] When the barrel is processed for injection molding, the cylinder 507 works to push the telescopic column 508 to drive the first baffle 509 to move, and the first baffles 509 on both sides move toward each other to fix and clamp the injection mold, and the second baffles 511 on both sides are positioned and moved by the positioning rods 515 installed on the inner wall of the positioning holes 514 passing through the sides of the connecting blocks 513 fixedly installed on the bottom surface, and the inner wall of the arc-shaped clamping seat 512 contacts the outer surface of the mold for fixed clamping to squeeze the compression spring 510, and the compression spring 510 is squeezed to generate a restoring elastic force to improve the clamping effect.

[0028] Embodiment 2: Based on embodiment 1, a movable unit is provided on the bottom surface of the column 505, and the movable unit includes a fixed column 5, an installation groove 501, a driving motor 503 and a transmission member 504. The fixed column 5 is fixedly installed on the upper surface of the fixed seat 1, the installation groove 501 is opened on the upper surface of the fixed column 5, the driving motor 503 is fixedly installed on the side of the fixed column 5, and the transmission member 504 is installed on the inner wall of the installation groove 501.

[0029] A circular hole 502 is penetrated on one side of the inner wall of the mounting groove 501, and one end of the transmission member 504 passes through the circular hole 502 and is fixedly connected to the output end of the driving motor 503. The fixing columns 5 are symmetrically distributed on both sides of the upper surface of the fixing seat 1. By setting a moving unit, the barrel can be driven to discharge the material through the transmission member 504 after the barrel processing, clamping and injection molding are completed, which is convenient for the staff to take the finished product and improves the work efficiency.

[0030] After the processing is completed, the power supply of the driving motor 503 is started so that the driving motor 503 can work and drive the threaded column in the transmission part 504 to rotate. Through the threaded engagement, the moving block installed on the outer surface of the threaded column drives the column 505 to move on the outer surface of the threaded column, thereby driving the arc clamping seat 512 and the barrel to move and discharge the material for easy picking.

[0031] 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 statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A clamping mechanism for a plastic blow molding machine, comprising a fixing seat (1) and an injection molding machine body (3), wherein the injection molding machine body (3) is fixedly mounted on the upper surface of the fixing seat (1), and an injection molding tube (4) is fixedly mounted on the upper surface of the injection molding machine body (3), characterized in that: The upper surface of the fixing seat (1) is provided with a clamping mechanism; The clamping mechanism comprises an adjusting unit and a positioning unit. The adjusting unit comprises a column (505), a cylinder (507), a telescopic column (508), a first baffle (509), a compression spring (510), a second baffle (511) and an arc-shaped clamping seat (512). The column (505) is arranged above the fixed seat (1). The cylinder (507) is fixedly installed on the side of the column (505). The telescopic column (508) is installed on the output end of the cylinder (507). The first baffle (509) is fixedly installed on the side of one end of the telescopic column (508). The compression spring (510) is fixedly installed on the side of the first baffle (509). The second baffle (511) is fixedly connected to one end of the compression spring (510). The arc-shaped clamping seat (512) is fixedly installed on the side of the second baffle (511).

2. A clamping mechanism for a plastic blow molding machine according to claim 1, characterized in that: The positioning unit comprises a connecting block (513), a positioning hole (514) and a positioning rod (515); the connecting block (513) is fixedly mounted on the bottom surface of the second baffle (511); the positioning hole (514) passes through the side surface of the connecting block (513); and the positioning rod (515) is plugged into the inner wall of the positioning hole (514).

3. A clamping mechanism for a plastic blow molding machine according to claim 1, characterized in that: A moving unit is arranged on the bottom surface of the column (505), and the moving unit comprises a fixed column (5), a mounting groove (501), a driving motor (503) and a transmission member (504); the fixed column (5) is fixedly mounted on the upper surface of the fixed seat (1); the mounting groove (501) is opened on the upper surface of the fixed column (5); the driving motor (503) is fixedly mounted on the side of the fixed column (5); and the transmission member (504) is mounted on the inner wall of the mounting groove (501).

4. A clamping mechanism for a plastic blow molding machine according to claim 1, characterized in that: A support column (2) is fixedly mounted on the bottom surface of the fixing seat (1), a support base (201) is fixedly mounted on the bottom surface of the support column (2), and the support columns (2) are symmetrically distributed at the four corners of the bottom surface of the fixing seat (1).

5. A clamping mechanism for a plastic blow molding machine according to claim 3, characterized in that: A circular hole (502) is formed through one side of the inner wall of the mounting groove (501); one end of the transmission member (504) passes through the circular hole (502) and is fixedly connected to the output end of the drive motor (503); and the fixing columns (5) are symmetrically distributed on both sides of the upper surface of the fixing seat (1).

6. A clamping mechanism for a plastic blow molding machine according to claim 1, characterized in that: A through hole (506) is formed through the upper side of the column (505); one end of the telescopic column (508) passes through the through hole (506) and is connected to the output end of the cylinder (507); and the compression springs (510) are distributed in sequence at equal intervals on the side of the first baffle (509).

7. A clamping mechanism for a plastic blow molding machine according to claim 6, characterized in that: The columns (505) are symmetrically distributed on both sides above the fixing seat (1), the through holes (506) penetrate the side surfaces of the columns (505) in sequence at equal intervals, and the bottom surface of the columns (505) is fixedly connected to the upper connection of the transmission member (504).

Images