Blank pressing device of bottle blowing machine

Abstract

The utility model relates to the technical field of blank pressing, in particular to a bottle blowing machine blank pressing device which comprises an adjusting table and a blank pressing mechanism. An electric push rod is arranged on the adjusting table; the multiple sets of wrapper pressing mechanisms are arranged on the adjusting table and used for adapting to bottle blanks of different sizes. The wrapper pressing mechanism comprises a limiting assembly and a blank pressing assembly; the limiting assembly is adjustably installed on the adjusting table and detachably connected with the adjusting table, and an elastic rod is installed at the bottom end of the blank pressing assembly and used for pressing bottle blanks of different sizes. The blank pressing assembly can be conveniently driven to be adjusted on the adjusting table in the horizontal direction through the limiting assembly so as to adapt to the distance between the two adjacent bottle blank mechanisms on the conveying belt; the electric push rod drives the elastic rod and the rubber base to move up and down so that bottle blanks can be pressed, the rubber bases of different models can be disassembled and assembled conveniently through the arrangement of the blank pressing assembly, the bottle blanks of different models can be pressed, the application range is wide, and the blank pressing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of blank pressing, in particular to a blank pressing device for a bottle blowing machine. Background Art

[0002] The bottle blowing machine is a device that uses the blow molding process to make plastic particles into hollow containers. The blank pressing device is used to press the formed plastic bottles during the bottle blowing process to prevent air leakage from pores in the plastic bottles after blowing.

[0003] The Chinese patent with the authorization announcement number CN220113986U discloses a blank pressing device for a bottle blowing machine, wherein the blank pressing assembly includes two pressure caps, a bending plate is arranged on one side of the pressure caps, a fixing plate is fixed to the top of the two bending plates, a cylinder is fixed to the top of the fixing plate, a pressure reducing valve assembly is installed on the upper surface of the cylinder, a fixing bracket is fixed to the rear end of the cylinder, and a mounting plate is fixed to the bottom of the fixing bracket. The utility model drives the pressure caps through the cylinder, thereby ensuring that the preforms are orderly and efficient when passing through the heating furnace, and can better achieve the heating or cooling effect. A pressure reducing valve is installed on the upper surface of the cylinder, and the pressure reducing valve can be adjusted to be more diversified and accurately controlled, and the operation is simple and fast, which is convenient for equipment personnel to use and install.

[0004] However, the above disclosed solutions have the following disadvantages: only the same type of preforms can be pressed by setting the bending plate and the pressing cover, and adaptive adjustment cannot be made with the different preform mechanisms on the conveyor belt, so the scope of use is limited, and the pressing efficiency is reduced. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a blank pressing device for a bottle blowing machine.

[0006] The technical solution of the utility model is as follows: a blank pressing device of a bottle blowing machine comprises an adjusting platform on which an electric push rod is arranged; and a blank pressing mechanism, which is provided with a plurality of groups, and the plurality of groups of skin pressing mechanisms are arranged on the adjusting platform to adapt to bottle blanks of different sizes; the skin pressing mechanism comprises a limiter assembly, which is adjustably mounted on the adjusting platform and detachably connected to the adjusting platform, and an elastic rod is installed at the bottom end of the blank pressing assembly; and a blank pressing assembly, which is mounted at the bottom end of the elastic rod and is used to press bottle blanks of different sizes.

[0007] Preferably, the adjustment platform is set to be U-shaped, and multiple groups of limiting holes are symmetrically opened at the top and bottom of the adjustment platform, and the upper and lower groups of corresponding limiting holes are connected to the limiting mechanism.

[0008] Preferably, the limit assembly includes an adjustment seat, which is slidably connected to the adjustment platform; a fixed rod, which is installed in the mounting cavity inside the adjustment seat, and two groups of adjustment plates are slidably connected to the fixed rod, and the adjustment plates are slidably connected to the mounting cavity, and one end of the adjustment plate extends to the outside of the mounting cavity; a first spring, which is provided with two groups, and the two groups of first springs are movably sleeved on the outside of the fixed rod, one end of the first spring is connected to the mounting cavity, and the other end of the first spring is connected to the corresponding adjustment plate; and an insertion rod, which is provided on the adjustment plate and away from one end of the first spring, the insertion rod is movably connected to the adjustment seat, and the insertion rod is adapted to the limit hole.

[0009] Preferably, a slot is provided on the adjustment seat, and the slot is slidably connected to the bottom end of the adjustment platform.

[0010] Preferably, the pressed blank assembly comprises a mounting seat connected to the bottom end of the elastic rod, a connecting seat being mounted on the bottom end of the mounting seat; and a rubber seat threadedly connected to the connecting seat and abutting against the bottom end of the mounting seat, a pressing cavity being provided on the rubber seat.

[0011] Preferably, the blank pressing group also includes a screw rod, which is slidably connected to the cavity inside the mounting seat; a first L-shaped plate, which is mounted on one end of the screw rod, and a third spring is sleeved on the screw rod, and the third spring connects the first L-shaped plate and the mounting seat; and a second L-shaped plate, which is movably sleeved on the other end of the screw rod, and an abutment seat is threadedly connected to the screw rod, and the abutment seat is abutted and connected to the second L-shaped plate. Abutment plates are provided on the first L-shaped plate and the second L-shaped plate and at one end away from the screw rod, and the abutment plates abut against the side wall of the rubber seat.

[0012] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects: the utility model facilitates driving the blank pressing assembly to adjust its position in the horizontal direction on the adjusting table through the limit assembly, so as to adapt to the distance between two adjacent groups of bottle blank mechanisms on the conveyor belt; the bottle blanks can be pressed by driving the elastic rod and the rubber seat to move up and down by the electric push rod, and the setting of the blank pressing assembly facilitates the disassembly and assembly of rubber seats of different models, and can press bottle blanks of different models, so the application range is wide and the pressing efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 It is a schematic diagram of the structure of the blank pressing mechanism of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the limit assembly of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the green compact assembly of the utility model.

[0017] 1. Adjustment platform; 101. Limiting hole; 102. Electric push rod; 2. Adjustment seat; 201. Fixing rod; 202. Adjustment plate; 203. First spring; 204. Insertion rod; 205. Slot; 3. Telescopic rod; 301. Second spring; 4. Mounting seat; 401. Screw rod; 402. Slider; 403. First L-shaped plate; 404. Third spring; 405. Second L-shaped plate; 406. Abutment plate; 407. Abutment seat; 408. Connecting seat; 5. Rubber seat; 501. Pressing cavity. DETAILED DESCRIPTION

[0018] Embodiment 1

[0019] like Figures 1 to 4 As shown, the utility model proposes a blank pressing device for a bottle blowing machine, comprising an adjusting platform 1 and a blank pressing mechanism; an electric push rod 102 is arranged on the adjusting platform 1; the blank pressing mechanism is provided with several groups, and several groups of skin pressing mechanisms are arranged on the adjusting platform 1 to adapt to bottle blanks of different sizes.

[0020] The pressing mechanism includes a limiting assembly and a blank pressing assembly; the limiting assembly is adjustably mounted on the adjusting platform 1 and is detachably connected to the adjusting platform 1; an elastic rod is mounted at the bottom end of the blank pressing assembly, the elastic rod is composed of a telescopic rod 3 and a second spring 301 sleeved on the outside of the telescopic rod 3, and is used to adjust the blank pressing force by itself to prevent damage to the bottle blank caused by excessive force; the blank pressing assembly is mounted at the bottom end of the elastic rod and is used to press bottle blanks of different sizes.

[0021] Furthermore, the adjusting platform 1 is set to be U-shaped, and multiple groups of limit holes 101 are symmetrically opened at the top and bottom of the adjusting platform 1. The upper and lower groups of corresponding limit holes 101 are connected to the limit mechanism. A scale corresponding to the multiple groups of limit holes 101 is set at the top of the adjusting platform 1, which is convenient for adjusting the limit assembly according to the spacing between the bottle blank mechanisms on the conveyor belt.

[0022] Furthermore, the limiting assembly includes an adjusting seat 2, a fixing rod 201, a first spring 203 and an insert rod 204; the adjusting seat 2 is slidably connected to the adjusting platform 1; the fixing rod 201 is installed in the internal mounting cavity of the adjusting seat 2, and two groups of adjusting plates 202 are slidably connected to the fixing rod 201, the adjusting plates 202 are slidably connected to the mounting cavity, one end of the adjusting plates 202 extends to the outside of the mounting cavity and is installed with an anti-slip pad, which is convenient for hand-held pressing and adjustment; a sliding channel adapted to the two groups of adjusting plates 202 is opened on the adjusting seat 2; two groups of first springs 203 are provided, and both groups of first springs 203 are movably sleeved on the outside of the fixing rod 201, one end of the first spring 203 is connected to the mounting cavity, and the other end of the first spring 203 is connected to the corresponding adjusting plate 202; the insert rod 204 is provided on the adjusting plate 202 and away from one end of the first spring 203, the insert rod 204 is movably connected to the adjusting seat 2, and the insert rod 204 is adapted to the limiting hole 101.

[0023] Furthermore, a slot 205 is provided on the adjustment seat 2 , and the slot 205 is slidably connected to the bottom end of the adjustment platform 1 , thereby improving the installation stability of the adjustment seat 2 and the adjustment platform 1 .

[0024] Furthermore, the blank pressing assembly includes a mounting seat 4 and a rubber seat 5; the mounting seat 4 is connected to the bottom end of the elastic rod, and a connecting seat 408 is installed at the bottom end of the mounting seat 4; the rubber seat 5 is threadedly connected to the connecting seat 408 and abuts against the bottom end of the mounting seat 4, and a pressing cavity 501 is provided on the rubber seat 5. The rubber seat 5 can reduce the impact on the bottle blank, reduce damage, and improve the blank pressing efficiency.

[0025] In this embodiment, the electric push rod 102 is connected to a suitable position of the bottle blowing machine by bolts, and the electric push rod 102 drives the adjustment platform 1 to move downward or upward, thereby driving multiple groups of rubber seats 5 to press the preforms on the conveyor belt;

[0026] The two groups of adjustment plates 202 are held and pressed against each other to make them approach each other along the fixing rod 201, and then the corresponding first spring 203 is stretched. When the two groups of adjustment plates 202 approach each other, the corresponding insertion rod 204 is retracted into the installation cavity of the adjustment seat 2. At this time, the adjustment seat 2 is slid horizontally along the inner wall of the adjustment platform 1. When the adjustment seat 2 drives the blank pressing assembly to slide to a suitable position, the pressure on the adjustment plate 202 is released. Under the elastic force recovery action of the first spring 203, the adjustment plate 202 is restored to the initial state, and then the insertion rod 204 moves in the direction away from the installation cavity until it is plugged into the corresponding limiting hole 101, and then the adjustment seat 2 is fixedly connected to the adjustment platform 1, and can be adjusted according to the spacing between adjacent bottle blank mechanisms on the conveyor belt to adapt to bottle blanks of different sizes;

[0027] The rubber seat 5 can be installed by threading the rubber seat 5 to the connecting seat 408 until it is tightly against the bottom end of the mounting seat 4. The rubber seat 5 is provided with a plurality of different models, and the rubber seat 5 and the pressing cavity 501 can be preset according to the size of the bottle blank. When it is necessary to press the bottle blanks of different sizes, the rubber seats 5 of different models can be replaced.

[0028] Embodiment 2

[0029] like Figure 2 and Figure 4As shown, the present invention proposes a blank pressing device for a bottle blowing machine. Compared with the first embodiment, the blank pressing group further includes a screw 401, a first L-shaped plate 403 and a second L-shaped plate 405; the screw 401 is slidably connected to the cavity inside the mounting seat 4, and a slider 402 is arranged on the screw 401. The slider 402 is slidably connected to the cavity. The arrangement of the slider 402 can make the screw 401 always slide along the horizontal direction of the cavity without rotating, so that the first L-shaped plate 403 is easy to abut against the rubber seat 5; the first L-shaped plate 403 is installed at one end of the screw 401, and the screw A third spring 404 is sleeved on 401, and the third spring 404 connects the first L-shaped plate 403 and the mounting seat 4; the second L-shaped plate 405 is movably sleeved on the other end of the screw rod 401, and abutment seat 407 is threadedly connected on the screw rod 401, and abutment seat 407 is abutted and connected with the second L-shaped plate 405, and abutment plates 406 are provided on the first L-shaped plate 403 and the second L-shaped plate 405 and at one end away from the screw rod 401, and the abutment plate 406 abuts against the side wall of the rubber seat 5, and a plurality of groups of serrations are provided on the abutment plate 406 to improve the stability of the abutment with the rubber seat 5.

[0030] In this embodiment, when the rubber seat 5 is installed on the mounting seat 4, the screw rod 401 is pulled to compress the third spring 404 until the abutment plate 406 at the bottom end of the first L-shaped plate 403 abuts against one side wall of the rubber seat 5. At this time, the second L-shaped plate 405 is slid along the screw rod 401 toward the mounting seat 4 until the abutment plate 406 at the bottom end of the second L-shaped plate 405 abuts against the rubber seat 5. At the same time, the abutment seat 407 is rotated to abut the second L-shaped plate 405 against the other side wall of the rubber seat 5, thereby further improving the connection stability between the rubber seat 5 and the mounting seat 4 to avoid loosening and falling off.

[0031] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A blank pressing device for a bottle blowing machine, characterized in that: include An adjustment platform (1) on which an electric push rod (102) is arranged; and a blank pressing mechanism, which is provided with a plurality of groups, wherein the plurality of groups of blank pressing mechanisms are arranged on an adjustment platform (1) and are used to adapt to blanks of different sizes; The leather pressing mechanism includes A limit assembly is adjustably mounted on the adjustment platform (1) and is detachably connected to the adjustment platform (1), and an elastic rod is mounted on the bottom end of the green compact assembly; And a blank pressing assembly is installed at the bottom end of the elastic rod and is used for pressing blanks of bottles of different sizes.

2. A blank pressing device for a bottle blowing machine according to claim 1, characterized in that: The adjustment platform (1) is set to be U-shaped, and multiple groups of limiting holes (101) are symmetrically arranged at the top and bottom of the adjustment platform (1), and the upper and lower groups of corresponding limiting holes (101) are connected to the limiting mechanism.

3. A blank pressing device for a bottle blowing machine according to claim 2, characterized in that: The limiter components include An adjustment seat (2) slidably connected to the adjustment platform (1); A fixing rod (201) is installed in a mounting cavity inside the adjustment seat (2), two sets of adjustment plates (202) are slidably connected to the fixing rod (201), the adjustment plates (202) are slidably connected to the mounting cavity, and one end of the adjustment plates (202) extends to the outside of the mounting cavity; The first spring (203) is provided with two groups, and the two groups of first springs (203) are both movably sleeved outside the fixing rod (201), one end of the first spring (203) is connected to the installation cavity, and the other end of the first spring (203) is connected to the corresponding adjustment plate (202); And an insertion rod (204), which is arranged on the adjustment plate (202) and is away from one end of the first spring (203), the insertion rod (204) is movably connected to the adjustment seat (2), and the insertion rod (204) is adapted to the limiting hole (101).

4. A blank pressing device for a bottle blowing machine according to claim 3, characterized in that: A slot (205) is provided on the adjustment seat (2), and the slot (205) is slidably connected to the bottom end of the adjustment platform (1).

5. The blank pressing device of a bottle blowing machine according to claim 1, characterized in that: The green compact assembly includes A mounting seat (4) connected to the bottom end of the elastic rod, wherein a connecting seat (408) is installed at the bottom end of the mounting seat (4); and a rubber seat (5) which is threadedly connected to the connecting seat (408) and abuts against the bottom end of the mounting seat (4); a pressing cavity (501) is provided on the rubber seat (5).

6. A blank pressing device for a bottle blowing machine according to claim 5, characterized in that: The green compact group also includes A screw (401) slidably connected to a cavity inside the mounting seat (4); A first L-shaped plate (403) is mounted on one end of the screw rod (401), a third spring (404) is sleeved on the screw rod (401), and the third spring (404) connects the first L-shaped plate (403) and the mounting seat (4); and a second L-shaped plate (405), which is movably sleeved on the other end of the screw rod (401); an abutment seat (407) is threadedly connected to the screw rod (401); the abutment seat (407) is abuttedly connected to the second L-shaped plate (405); an abutment plate (406) is provided on the first L-shaped plate (403) and the second L-shaped plate (405) at one end away from the screw rod (401); and the abutment plate (406) abuts against the side wall of the rubber seat (5).

Images