Blowing device of hollow forming machine

Abstract

The utility model discloses a blowing device of a hollow forming machine, which comprises a mounting stand column, a first sliding block is arranged in the middle of the mounting stand column through a first lead screw, a lifting support plate is arranged on the outer side of the first sliding block through a support frame, and a lower support is rotatably arranged on the lower side of the lifting support plate through an upper support cylinder and a bearing. A motor is in transmission connection between the lower support and the lifting support plate through a gear set, a transverse swing arm is transversely inserted into the lower support, a second sliding block is arranged on the lower side of the transverse swing arm through a second lead screw, an air blowing nozzle is fixedly arranged on the lower portion of the second sliding block, and an air blowing pump is arranged at one end of the air blowing nozzle through an air conveying pipe; the first lead screw can drive the lifting support plate and the transverse swing arm to be lifted and adjusted, so that blowing nozzles with different heights can be used for blowing, meanwhile, the second lead screw can drive the second sliding block and the blowing nozzles to be moved and adjusted along the X axis, and therefore blowing use at different transverse positions can be met. And the blowing efficiency of the hollow forming machine can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of blow molding equipment, in particular to a blowing device of a hollow molding machine. Background Art

[0002] There are many different processes for producing plastic bottles both domestically and internationally, with extrusion-blow molding and injection-blow molding being the most common. Compared to these two processes, the injection-blow molding process is more suitable for producing multi-cavity, small-capacity plastic bottles. An injection-blow molding machine is a device that uses injection blow molding to create hollow containers from plastic pellets. Its specific operating process is as follows: molten material is injected into an injection mold to form a parison. This parison is then placed in a blow mold and inflated into the final product using compressed air. During blow molding, a device called a pre-blow device opens the mold's vents, controlling both air intake during blow molding and exhaust afterward.

[0003] The prior art discloses a blowing device for a core rod group in a hollow molding machine with application number 202322838402.6, comprising: a mounting seat, a mounting end face and an end face cover plate provided on the mounting seat, a common air groove and a plurality of cylinder sleeve mounting holes provided on the mounting end face, a cylinder sleeve provided in the cylinder sleeve mounting hole, a piston rod provided in the cylinder sleeve, an air inlet hole for the piston communicated with the corresponding port of the cylinder sleeve provided on the mounting seat; a push plate mounting groove provided on the end face cover plate, a push plate provided in the push plate mounting groove, a push rod provided on the piston rod, and the push rod connected to the push plate; a detachable flow control disc provided in the outer end face of the end face cover plate, a fixed mounting hole provided in the center of the flow control disc, at least two blowing holes provided in the circumferential direction with the fixed mounting hole as the center on the flow control disc, and a blowing hole corresponding to the blowing hole provided on the inner end face of the end face cover plate. The blowing device of the utility model is mainly used as a blowing device for a core rod group in a hollow molding machine. However, it is inconvenient to adjust the blowing position of the blowing nozzle, thereby affecting the blowing efficiency of the hollow molding machine. Utility Model Content

[0004] The purpose of the utility model is to provide a blowing device for a hollow molding machine, so as to solve the problem in the prior art that it is inconvenient to adjust the blowing position of the blowing nozzle, thereby affecting the blowing efficiency of the hollow molding machine.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: A blowing device of hollow forming machine, including installation stand, the middle part of installation stand is equipped with first sliding block through first lead screw, the outer side of first sliding block is equipped with lifting support plate through support frame, the lower side of lifting support plate is equipped with lower support through upper support cylinder and bearing rotation, the lower support and lifting support plate are connected with motor through gear set transmission, the inside of lower support is equipped with horizontal swing arm and is inserted, the lower side of horizontal swing arm is equipped with second sliding block through second lead screw, the lower part of second sliding block is fixedly equipped with blowing nozzle, one end of blowing nozzle is equipped with blowing pump through gas pipe.

[0006] Further, the gear set includes a driven gear fixedly arranged on the outer side of the lower support, and the motor is drivingly connected with a driving gear engaged with the driven gear.

[0007] Further, the motor is a stepping motor, and the motor is fixedly arranged on the lower side of the lifting support plate through a motor base.

[0008] Further, the outer wall of the installation stand is provided with a limiting sliding groove, and the limiting sliding groove is further provided with a limiting sliding hole, the support frame includes a horizontal support rod and a vertical support rod arranged vertically, the horizontal support rod is slidingly arranged in the limiting sliding hole, and the vertical support rod is slidingly arranged on one side of the limiting sliding groove.

[0009] Further, the second sliding block is provided with a guide sliding groove on both sides, and the inner wall of the groove on the lower side of the horizontal swing arm is provided with a guide protrusion, and the guide sliding groove and the guide protrusion are slidingly arranged.

[0010] Further, the gas pipe is further provided with an electromagnetic valve, and the air inlet end of the blowing pump is further provided with a filter.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、The utility model discloses a first sliding block is equipped with through first lead screw in the middle part of installation stand, and the outer side of first sliding block is equipped with lifting support plate through support frame, and the first lead screw can drive lifting support plate and horizontal swing arm to adjust the lifting, thereby meeting the blowing use of the blowing nozzle of different heights, and the second lead screw can drive second sliding block and blowing nozzle to move along the X -axis and adjust, thereby meeting the blowing use of different horizontal positions, which is favorable for improving the blowing efficiency of hollow forming machine.

[0013] 2、The utility model discloses that the lower side of lifting support plate is equipped with lower support through upper support cylinder and bearing rotation, and motor is connected with the driving gear of the driving gear of the driven gear through gear set transmission between lower support and lifting support plate, so that the rotation of lower support is driven by motor and gear set, thereby can horizontal rotation adjustment of horizontal swing arm and blowing nozzle, and then can meet the blowing use of different horizontal angles.

[0014] 3. The utility model discloses a limit sliding slot is equipped with limit sliding hole in the inside to the installation stand, and the support frame includes the vertical setting horizontal support and vertical support, and the horizontal support is slidably arranged with the limit sliding hole, and one side of the vertical support is slidably arranged with the limit sliding slot, and the limit sliding hole and the limit sliding slot can be used to slide the guide when the support frame is adjusted, and the stability of the lifting support and the horizontal swing arm lifting adjustment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are included to provide a further understanding of the present utility model, and constitute a part of the specification, and are used to explain the present utility model together with the embodiments of the present utility model, and do not constitute the limitation to the present utility model. In the drawings:

[0016] Figure 1 It is the first visual angle structure schematic drawing of the utility model;

[0017] Figure 2 It is the second visual angle structure schematic drawing of the utility model;

[0018] Figure 3 It is the inside structure schematic drawing of the installation stand of the utility model.

[0019] In the drawing: 1, installation stand, 2, limit sliding hole, 3, vertical support, 4, upper support cylinder, 5, lifting support, 6, lower support, 7, horizontal swing arm, 8, second lead screw, 9, second sliding block, 10, blow nozzle, 11, gas pipe, 12, blow pump, 13, electromagnetic valve, 14, guide protrusion, 15, guide sliding slot, 16, first lead screw, 17, motor, 18, limit sliding slot, 19, horizontal support, 20, first sliding block, 21, driven gear, 22, driving gear. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model, and obviously, the described embodiments are only part of the embodiments of the present utility model, not all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the present utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3The lifting plate 5 and the horizontal swing arm 7 are driven by the first screw 16 to drive the lifting plate 5 and the horizontal swing arm 7 to move up and down, thereby meeting the use of the blowing nozzle 10 at different heights.

[0022] like Figure 1 and Figure 2 As shown, in order to meet the needs of blowing at different horizontal angles, an electric motor 17 is connected between the lower support 6 and the lifting support plate 5 through a gear set. The gear set includes a driven gear 21 fixedly arranged on the outside of the lower support 6. One end of the motor 17 is connected to a driving gear 22 meshing with the driven gear 21. The motor 17 is a stepping motor, and the motor 17 is fixedly arranged on the lower side of the lifting support plate 5 through a machine base, so that the lower support 6 is driven to rotate and adjust by the motor 17 and the gear set, so that the horizontal swing arm 7 and the blowing nozzle 10 can be horizontally rotated and adjusted, thereby meeting the needs of blowing at different horizontal angles.

[0023] like Figure 2 and Figure 3 As shown, in order to ensure the stability of the lifting and lowering adjustment of the transverse swing arm 7, a limiting slide groove 18 is also provided on the outer wall of the mounting column 1, and a limiting slide hole 2 is also provided inside the limiting slide groove 18. The support frame includes a vertically arranged transverse support rod 19 and a longitudinal support rod 3. The transverse support rod 19 is slidably arranged with the limiting slide hole 2, and one side of the longitudinal support rod 3 is slidably arranged with the limiting slide groove 18. The limiting slide hole 2 and the limiting slide groove 18 can be used to slide and guide the support frame when it is lifted and lowered, which is beneficial to improve the stability of the lifting and lowering adjustment of the lifting support plate 5 and the transverse swing arm 7.

[0024] like Figure 1 As shown, in order to improve the stability of the lateral adjustment of the blowing nozzle 10, a guide groove 15 is provided on both sides of the second slider 9, and a guide protrusion 14 is provided on the inner wall of the groove on the lower side of the transverse swing arm 7. The guide groove 15 and the guide protrusion 14 are slidingly arranged to guide the sliding of the second slider 9 during the lateral movement adjustment, thereby improving the stability of the lateral adjustment of the blowing nozzle 10.

[0025] The working principle and use flow of the utility model: when using, because the middle part of the installation stand 1 is provided with the first sliding block 20 through the first screw 16, the outer side of the first sliding block 20 is provided with the lifting support plate 5 through the support frame, the first screw 16 can drive the lifting of the lifting support plate 5 and the transverse swing arm 7 to adjust, thereby meeting the blowing use treatment of the different height of the blowing nozzle 10, and the second screw 8 can drive the second sliding block 9 and the blowing nozzle 10 to move along the X axis to adjust, thereby meeting the blowing use of the different transverse positions, which is favorable for improving the efficiency of the hollow forming machine blowing.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A blowing device for a hollow molding machine, comprising a mounting column (1), characterized in that: A first slider (20) is provided in the middle of the mounting column (1) through a first screw (16), a lifting support plate (5) is provided on the outer side of the first slider (20) through a support frame, a lower support (6) is provided on the lower side of the lifting support plate (5) through an upper support tube (4) and a bearing for rotation, an electric motor (17) is connected between the lower support (6) and the lifting support plate (5) through a gear set, a transverse swing arm (7) is inserted transversely inside the lower support (6), a second slider (9) is provided on the lower side of the transverse swing arm (7) through a second screw (8), a blowing nozzle (10) is fixedly provided at the lower part of the second slider (9), and a blowing pump (12) is provided at one end of the blowing nozzle (10) through an air pipe (11).

2. The blowing device of the hollow molding machine according to claim 1, characterized in that: The gear set comprises a driven gear (21) fixedly arranged on the outside of the lower support (6); one end of the motor (17) is transmission-connected to a driving gear (22) meshing with the driven gear (21).

3. The blowing device of the hollow molding machine according to claim 2, characterized in that: The motor (17) is a stepping motor, and the motor (17) is fixedly arranged on the lower side of the lifting support plate (5) through a machine base.

4. The blowing device of the hollow molding machine according to claim 1, characterized in that: The outer wall of the mounting column (1) is provided with a limiting slide groove (18), and a limiting slide hole (2) is further provided inside the limiting slide groove (18). The support frame comprises a vertically arranged transverse support rod (19) and a longitudinal support rod (3). The transverse support rod (19) is slidably arranged with the limiting slide hole (2), and one side of the longitudinal support rod (3) is slidably arranged with the limiting slide groove (18).

5. The blowing device of the hollow molding machine according to claim 1, characterized in that: Guide slots (15) are provided on both sides of the second sliding block (9), and a guide protrusion (14) is provided on the inner wall of the groove on the lower side of the transverse swing arm (7), and the guide slots (15) and the guide protrusion (14) are slidably arranged.

6. The blowing device of the hollow molding machine according to claim 1, characterized in that: The air delivery pipe (11) is also provided with a solenoid valve (13), and the air inlet end of the air pump (12) is also provided with a filter.

Images