Forming linkage device of bottle blowing machine

Abstract

The utility model provides a forming linkage device of a bottle blowing machine. The forming linkage device comprises a main frame, a lower bottom module, a first forming module, a second forming module, a first driving mechanism and a second driving mechanism, wherein the lower bottom module, the first forming module and the second forming module are arranged in the main frame; the first driving mechanism is used for driving the first forming module to open and close and the lower bottom module to move up and down; the lower bottom module is installed in the middle of the lower bottom plate in an up-down sliding mode, the first forming module is connected with the left side plate through a first connecting rod mechanism and connected with the lower bottom plate in a sliding mode through a first sliding mechanism, and the second forming module is connected with the right side plate through a second connecting rod mechanism and connected with the lower bottom plate in a sliding mode through a second sliding mechanism. The utility model has the advantages that the servo motor is used for driving the bottle blowing machine to open and close the mold, the mold opening and closing time is shortened, the purposes of energy conservation, efficiency improvement and emission reduction are achieved, the positioning accuracy of the bottle blowing machine is improved, and the productivity of the bottle blowing machine is effectively improved.

Description

[Technical field]

[0001] The utility model relates to the field of bottle blowing machine equipment, in particular to a molding linkage device of a bottle blowing machine. [Background technology]

[0002] Blow Molding Machine refers to a machine that blows bottles. The most common explanation is that it is a machine that can blow plastic particles (softened into liquid) or finished bottle embryos into bottles through certain process means. Blow molding machines are convenient and fast, with a large molding volume. After their appearance, they replaced most manual blow molding and were adopted by most beverage companies. However, the blowing action time of blow molding machines in the past was long, the stability was poor, and they could not meet the requirements of efficient production; and because of the high technical labor consumption and low efficiency, they did not meet the requirements of low energy and high efficiency promoted by the current country.

[0003] In view of this, the inventor of this case conducted in-depth research on the above-mentioned issues, which led to the emergence of this case. [Contents of the utility model]

[0004] The utility model aims to solve the above technical problems and provides a molding linkage device for a bottle blowing machine. A servo motor is used to drive the first molding module and the second molding module to open and close the molds. At the same time, the bottom mold group is coordinated to shorten the opening and closing time of the molds, thereby achieving the purpose of energy saving, efficiency improvement and emission reduction, and at the same time improving the positioning accuracy of the bottle blowing machine, thereby effectively improving the production capacity of the bottle blowing machine.

[0005] The utility model is implemented as follows: a molding linkage device of a bottle blowing machine comprises a main frame, a lower bottom module installed in the main frame, a first molding module, a second molding module, a first driving mechanism for driving the first molding module to open and close and the lower bottom module to move up and down, and a second driving mechanism for driving the second molding module to open and close; the main frame comprises a lower bottom plate, a left side plate, and a right side plate, the lower end of the left side plate is fixedly connected to the lower bottom plate, and the lower end of the right side plate is fixedly connected to the lower bottom plate; the lower bottom module is slidably installed in the middle of the lower bottom plate, the first molding module is connected to the left side plate through a first connecting rod mechanism, and is slidably connected to the lower bottom plate through a first sliding mechanism, the second molding module is connected to the right side plate through a second connecting rod mechanism, and is slidably connected to the lower bottom plate through a second sliding mechanism.

[0006] Furthermore, the first driving mechanism includes a first fixed seat, a first crank shaft, a first crank, a first servo motor, a first connecting rod, and a gear. The first fixed seat is installed outside the lower base plate, and the first crank shaft is installed on the first fixed seat along the axis. One end of the first crank shaft is connected to the first servo motor, and the other end is connected to the first crank. The first crank is connected to one end of the first connecting rod through the first rotating shaft, and the other end of the first connecting rod is connected to the first connecting rod mechanism; the gear is mounted outside the first crank shaft, and the lower base mold assembly includes a rack, and the gear is meshed with the rack.

[0007] Furthermore, the second driving mechanism includes a second fixed seat, a second crank shaft, a second crank, a second servo motor, and a second connecting rod. The second fixed seat is installed outside the lower base plate, and the second crank shaft is installed on the second fixed seat along the axis. One end of the second crank shaft is connected to the second servo motor, and the other end is connected to the second crank. The second crank is connected to one end of the second connecting rod through the second rotating shaft, and the other end of the second connecting rod is connected to the second connecting rod mechanism.

[0008] Furthermore, the lower mold assembly also includes a bottom mold base for installing a fixed mold and a cam plate group for pulling the bottom mold base to move up and down.

[0009] Furthermore, the bottom mold base includes a receiving plate, a receiving seat, a bottom mold connecting rod, a cylinder flange, a cam follower, and a bottom mold; the bottom mold is installed on the receiving seat, the receiving seat is installed on the receiving plate, the receiving plate passes through the lower bottom plate through a plurality of guide rods, the upper end of the bottom mold connecting rod is fixedly connected to the bottom surface of the receiving plate, and the lower end is connected to the cylinder flange, and cam followers are installed on both sides of the cylinder flange.

[0010] Furthermore, the cam plate group includes a bottom mold connecting rod group bearing seat, a first cam plate, a second cam plate, and a fixed rod. The bottom mold connecting rod group bearing seat is fixedly installed on the bottom surface of the lower bottom plate. The first cam plate and the second cam plate are arranged opposite to each other and fixedly connected by multiple fixed rods. The bottom of the first cam plate and the bottom of the second cam plate are both slidably connected to the slider on the bottom mold connecting rod group bearing seat through a linear slide rail. One end of the rack is fixedly connected to the first cam plate and the other end is meshed with the gear. The first cam plate and the second cam plate are formed with inclined guide grooves that cooperate with the cam followers.

[0011] Furthermore, the first molding module group includes a first molding seat and a first mold back plate, the bottom of the first molding seat is connected to the lower base plate through a first sliding mechanism, one side of the first molding seat is connected to the first connecting rod mechanism, and the other side is equipped with the first mold back plate; the second molding module group includes a second molding seat and a second mold back plate, the bottom of the second molding seat is connected to the lower base plate through a second sliding mechanism, one side of the second molding seat is connected to the second connecting rod mechanism, and the other side is equipped with the second mold back plate.

[0012] The advantages of the utility model are: the molding linkage device of the bottle blowing machine of the utility model uses a servo motor to drive the first molding module and the second molding module, and cooperates with the bottom module to shorten the mold opening and closing action time, achieve the purpose of energy saving, efficiency improvement and emission reduction, and at the same time improves the positioning accuracy of the bottle blowing machine, effectively improving the production capacity of the bottle blowing machine.

Brief Description of the Drawings

[0013] The present invention will be further described below in conjunction with the embodiments with reference to the accompanying drawings.

[0014] Figure 1 It is a structural schematic diagram of a molding linkage device of a bottle blowing machine in the utility model.

[0015] Figure 2 It is a partial schematic diagram of the molding linkage device of the bottle blowing machine in the utility model.

[0016] Figure 3 It is a structural schematic diagram of the first driving mechanism in the utility model.

[0017] Figure 4 It is a structural schematic diagram of the bottom mold base of the utility model.

[0018] Figure 5 It is a structural schematic diagram of the cam plate group in the utility model.

[0019] Figure 6 It is a structural schematic diagram of the first molding module in the utility model.

[0020] Figure 7 It is a structural schematic diagram of the first connecting rod mechanism in the utility model.

[0021] Main frame 1, upper top plate 11, lower bottom plate 12, left side plate 13, right side plate 14, lower bottom die set 2, bottom die seat 21, receiving plate 211, receiving seat 212, bottom die connecting rod 213, cylinder flange 214, cam follower 215, bottom die 216, guide rod 217, cam plate set 22, bottom die connecting rod set bearing seat 221, first cam plate 222, second cam plate 223, fixing rod 224, rack 23, inclined guide groove 24, first molding die set 3, first molding seat 31, first mold back plate 32, second molding die set 4, first driving mechanism 5, first fixing seat 51, first crank shaft 52, first crank 53, first servo motor 54, first connecting rod 55, gear 56, reduction motor 57, second driving mechanism 6, first connecting rod mechanism 7, inner die plate core shaft 71, switch mold connecting rod 72, first connecting rod 73, second connecting rod mechanism 8. [Specific implementation method]

[0022] In order to better understand the technical solution of the present invention, the technical solution of the present invention will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0023] It should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing these embodiments and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. In addition, the terms "first", "second", etc., etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features.

[0024] See also Figures 1 to 7 As shown, the utility model provides a molding linkage device of a bottle blowing machine, comprising a main frame 1, a lower bottom module 2 installed in the main frame 1, a first molding module 3, a second molding module 4, a first driving mechanism 5 for driving the first molding module 3 to open and close and the lower bottom module 2 to move up and down, and a second driving mechanism 6 for driving the second molding module 4 to open and close. The main frame 1 comprises an upper top plate 11, a lower bottom plate 12, a left side plate 13, and a right side plate 14. The upper and lower ends of the left side plate 13 are respectively fixedly connected to the upper top plate 11 and the lower bottom plate 12, and the upper and lower ends of the right side plate 14 are respectively fixedly connected to the upper top plate 11 and the lower bottom plate 12. The lower bottom module 2 is installed in the middle of the lower bottom plate 12 in an up-and-down sliding manner. The first molding module 3 is connected to the left side plate 13 through a first connecting rod mechanism 7 and is slidably connected to the lower bottom plate 12 through a first sliding mechanism. The second molding module 4 is connected to the right side plate 14 through a second connecting rod mechanism 8 and is slidably connected to the lower bottom plate 12 through a second sliding mechanism.

[0025] The molding linkage device of the bottle blowing machine of the utility model uses a servo motor to drive the first molding module 3 and the second molding module 4, and cooperates with the lower bottom module 2 to shorten the opening and closing mold action time, achieve the purpose of energy saving, efficiency improvement and emission reduction, and at the same time improves the positioning accuracy of the bottle blowing machine, effectively improving the production capacity of the bottle blowing machine.

[0026] Preferably, Figure 2 and 3As shown, the first driving mechanism 5 includes a first fixed seat 51, a first crank shaft 52, a first crank 53, a first servo motor 54, a first connecting rod 55, and a gear 56. The first fixed seat 51 is installed outside the lower base plate 12, and the first crank shaft 52 is installed on the first fixed seat 51 along the axis. One end of the first crank shaft 52 is connected to the first servo motor 54, and the other end is connected to the first crank 53. The first crank 53 is connected to one end of the first connecting rod 55 through the first rotating shaft, and the other end of the first connecting rod 55 is connected to the first connecting rod mechanism 7; the gear 56 is sleeved on the outside of the first crank shaft 52, and the lower base mold assembly 2 includes a rack 23, and the gear 56 is meshed and connected with the rack 23. When working, the first servo motor 54 drives the first crankshaft 52 to rotate, and the first crankshaft 52 drives the first crank 53 to rotate while driving the first connecting rod 55 to move up and down, so as to realize the opening and closing action of the first molding module 3. The first crankshaft 52 drives the gear 56 to rotate while rotating, and the gear 56 drives the cam plate group 22 to move left and right by cooperating with the rack 23, thereby realizing the up and down reciprocating motion of the bottom mold base 21. Preferably, the first driving mechanism 5 also includes a reduction motor 57. Using the first servo motor 54 instead of the traditional cylinder or hydraulic drive mode has higher stability; the first driving mechanism 5 drives the first molding module 3 to open and close and the bottom mold group 2 to move up and down at the same time, shortening the opening and closing time and improving the positioning accuracy, thereby effectively improving the production capacity.

[0027] Preferably, the second driving mechanism 6 includes a second fixed seat, a second crankshaft, a second crank, a second servo motor, and a second connecting rod. The second fixed seat is installed outside the lower base plate 12, and the second crankshaft is installed on the second fixed seat along the axis. One end of the second crankshaft is connected to the second servo motor and the other end is connected to the second crank. The second crank is connected to one end of the second connecting rod through the second rotating shaft, and the other end of the second connecting rod is connected to the second connecting rod mechanism 8. When working, the second servo motor drives the second crankshaft to rotate, and the second crankshaft drives the second crank to rotate and drives the second connecting rod to move up and down, thereby realizing the opening and closing action of the second molding module 4. Preferably, the second driving mechanism 6 also includes a reduction motor.

[0028] Preferably, Figure 2 , 4 As shown in Figure 5, the lower bottom mold assembly 2 also includes a bottom mold base 21 for mounting a fixed mold and a cam plate group 22 for pulling the bottom mold base 21 to move up and down. At least two bottom molds are installed on the bottom mold base 21 for fixing the mold.

[0029] Preferably, Figure 4As shown, the bottom mold base 21 includes a receiving plate 211, a receiving seat 212, a bottom mold connecting rod 213, a cylinder flange 214, a cam follower 215, and a bottom mold 216; the bottom mold 216 is mounted on the receiving seat 212, the receiving seat 212 is mounted on the receiving plate 211, the receiving plate 211 passes through the lower bottom plate 12 through a plurality of guide rods 217, the upper end of the bottom mold connecting rod 213 is fixedly connected to the bottom surface of the receiving plate 211, and the lower end is connected to the cylinder flange 214, and cam followers 215 are installed on both sides of the cylinder flange 214. The receiving seat 212 is used to install and fix the mold bottom mold 216, and the receiving seat 212 is locked on the receiving plate 211. There are 4 guide rods 217, which are respectively distributed at the four corners of the receiving plate 211 and arranged in a rectangular shape to realize the up and down movement of the bottom mold 216.

[0030] Preferably, Figure 5 As shown, the cam plate group 22 includes a bottom mold connecting rod group bearing seat 221, a first cam plate 222, a second cam plate 223, and a fixing rod 224. The bottom mold connecting rod group bearing seat 221 is fixedly installed on the bottom surface of the lower base plate 12. The first cam plate 222 and the second cam plate 223 are arranged opposite to each other and fixedly connected by multiple fixing rods 224. The bottom of the first cam plate 222 and the bottom of the second cam plate 223 are both slidably connected to the slider on the bottom mold connecting rod group bearing seat 221 through a linear slide rail. One end of the rack 23 is fixedly connected to the first cam plate 222 and the other end is meshed with the gear 56. The first cam plate 222 and the second cam plate 223 are formed with inclined guide grooves 24 that cooperate with the cam followers 215. The gear 56 rotates to drive the rack 23 to move back and forth, and the rack 23 pulls the first cam plate 222 and the second cam plate 223 to move back and forth, thereby driving the cam follower 215 to slide up and down along the inclined guide groove 24, thereby driving the bottom mold base 21 to move up and down. The rack 23 and the gear 56 are matched with the first driving mechanism 5, and there is no need to install an additional driving mechanism to drive the bottom mold assembly 2 to move up and down, thereby simplifying the overall structure and cost.

[0031] Preferably, Figure 6 As shown, the first molding module 3 includes a first molding seat 31 and a first mold back plate 32, the bottom of the first molding seat 31 is connected to the lower base plate 12 through a first sliding mechanism, one side of the first molding seat 31 is connected to the first connecting rod mechanism 7, and the other side is equipped with the first mold back plate 32; the second molding module 4 includes a second molding seat and a second mold back plate, the bottom of the second molding seat is connected to the lower base plate 12 through a second sliding mechanism, one side of the second molding seat is connected to the second connecting rod mechanism 8, and the other side is equipped with the second mold back plate.

[0032] Preferably, Figure 7As shown, the first link mechanism 7 is composed of a plurality of inner mold core shafts 71, a plurality of switch mold connecting rods 72, and a plurality of first connecting rods 73. The first link mechanism 7 is used to connect the first molding module 3 and the left side plate 13, and the first molding module 3 is pulled by swinging the angle of the switch mold connecting rod 72. Preferably, the structure of the second link mechanism 8 is the same as that of the first link mechanism 7.

[0033] Working principle:

[0034] Mold opening steps: the first servo motor 54 of the first driving mechanism 5 drives the first crank shaft 52 to rotate, while driving the first crank 53 to rotate, the first crank 53 drives the first connecting rod 55 to descend, the first connecting rod mechanism 7 swings at a certain angle, and pulls the first molding module 3 to move to the left to open the mold, and the other side gear 56 rotates with the first crank shaft 52, meshes with the rack 23, and pulls the cam plate group 22 to move to the left, and then the bottom mold seat 21 moves downward, driving the bottom mold 216 to move downward; at the same time, the second servo motor of the second driving mechanism 6 drives the second crank shaft to rotate, driving the second crank to rotate, the second crank drives the second connecting rod to descend, the second connecting rod mechanism swings at a certain angle, and pulls the second molding module to move to the right to open the mold.

[0035] Mold closing steps: the first servo motor 54 reverses, driving the first crank shaft 52 to reverse, while driving the first crank 53 to reverse, the first crank 53 drives the first connecting rod 55 to rise so that the first connecting rod mechanism 7 swings in a straight line, pushing the first molding module 3 to move right to close the mold, and the other side gear 56 follows the first crank shaft 52 to reverse, meshes with the rack 23 to push the cam plate group 22 to move right, and then the bottom mold base 21 moves upward, driving the bottom mold 216 to move upward; at the same time, the second servo motor drives the second crank shaft to reverse, driving the second crank to reverse, the second crank drives the second connecting rod to rise so that the second connecting rod mechanism swings in a straight line, pushing the second molding module to move left to close the mold.

[0036] Although the specific implementation methods of the present invention are described above, those skilled in the art should understand that the specific embodiments described are only illustrative and are not intended to limit the scope of the present invention. Equivalent modifications and changes made by those skilled in the art in accordance with the spirit of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A molding linkage device for a bottle blowing machine, characterized in that: The invention comprises a main frame, a lower bottom module installed in the main frame, a first molding module, a second molding module, a first driving mechanism for driving the first molding module to open and close and the lower bottom module to move up and down, and a second driving mechanism for driving the second molding module to open and close; the main frame comprises a lower bottom plate, a left side plate, and a right side plate, the lower end of the left side plate is fixedly connected to the lower bottom plate, and the lower end of the right side plate is fixedly connected to the lower bottom plate; the lower bottom module is slidably installed in the middle of the lower bottom plate, the first molding module is connected to the left side plate through a first connecting rod mechanism, and is slidably connected to the lower bottom plate through a first sliding mechanism, the second molding module is connected to the right side plate through a second connecting rod mechanism, and is slidably connected to the lower bottom plate through a second sliding mechanism.

2. The molding linkage device of the bottle blowing machine according to claim 1, characterized in that: The first driving mechanism includes a first fixed seat, a first crank shaft, a first crank, a first servo motor, a first connecting rod, and a gear. The first fixed seat is installed outside the lower base plate, and the first crank shaft is installed on the first fixed seat along the axis. One end of the first crank shaft is connected to the first servo motor, and the other end is connected to the first crank. The first crank is connected to one end of the first connecting rod through the first rotating shaft, and the other end of the first connecting rod is connected to the first connecting rod mechanism; the gear is sleeved outside the first crank shaft, and the lower base module includes a rack, and the gear is meshed with the rack.

3. The molding linkage device of the bottle blowing machine as claimed in claim 2, characterized in that: The second driving mechanism includes a second fixed seat, a second crank shaft, a second crank, a second servo motor, and a second connecting rod. The second fixed seat is installed outside the lower base plate, and the second crank shaft is installed on the second fixed seat along the axis. One end of the second crank shaft is connected to the second servo motor, and the other end is connected to the second crank. The second crank is connected to one end of the second connecting rod through the second rotating shaft, and the other end of the second connecting rod is connected to the second connecting rod mechanism.

4. The molding linkage device of the bottle blowing machine as claimed in claim 3, characterized in that: The lower bottom mold assembly also includes a bottom mold base for installing a fixed mold and a cam plate group for pulling the bottom mold base to move up and down.

5. The molding linkage device of the bottle blowing machine as claimed in claim 4, characterized in that: The bottom mold base includes a receiving plate, a receiving seat, a bottom mold connecting rod, a cylinder flange, a cam follower, and a bottom mold; the bottom mold is installed on the receiving seat, the receiving seat is installed on the receiving plate, the receiving plate passes through the lower bottom plate through a plurality of guide rods, the upper end of the bottom mold connecting rod is fixedly connected to the bottom surface of the receiving plate, and the lower end is connected to the cylinder flange, and cam followers are installed on both sides of the cylinder flange.

6. The molding linkage device of the bottle blowing machine as claimed in claim 5, characterized in that: The cam plate group includes a bottom mold connecting rod group bearing seat, a first cam plate, a second cam plate, and a fixed rod. The bottom mold connecting rod group bearing seat is fixedly installed on the bottom surface of the lower bottom plate. The first cam plate and the second cam plate are arranged opposite to each other and fixedly connected by multiple fixed rods. The bottom of the first cam plate and the bottom of the second cam plate are both slidably connected to the slider on the bottom mold connecting rod group bearing seat through a linear slide rail. One end of the rack is fixedly connected to the first cam plate and the other end is meshed with the gear. Inclined guide grooves that cooperate with cam followers are formed on the first cam plate and the second cam plate.

7. The molding linkage device of the bottle blowing machine as claimed in claim 6, characterized in that: The first molding module group includes a first molding seat and a first mold back plate, the bottom of the first molding seat is connected to the lower base plate through a first sliding mechanism, one side of the first molding seat is connected to the first connecting rod mechanism, and the other side is equipped with the first mold back plate; the second molding module group includes a second molding seat and a second mold back plate, the bottom of the second molding seat is connected to the lower base plate through a second sliding mechanism, one side of the second molding seat is connected to the second connecting rod mechanism, and the other side is equipped with the second mold back plate.

Images