Synchronous belt variable-pitch transmission device of bottle blowing machine

Abstract

The utility model discloses a bottle blowing machine synchronous belt variable pitch transmission device which comprises an installation plate, a driven wheel module and a driving wheel module are installed on the left side and the right side of the installation plate respectively, and a servo motor driving module for driving the driving wheel module to rotate is installed on the right side of the installation plate. The driving wheel module and the driven wheel module are in transmission connection through a synchronous belt, a sliding way for bottle blanks to slide is arranged on the upper rear portion of the synchronous belt, a poking wheel is installed on the top of the driving wheel module, a plurality of poking pieces are installed on the outer side of the poking wheel, and a plurality of equidistant blank distributing modules are evenly installed on the outer side of the synchronous belt. The equidistant blank distributing module comprises a fixed seat, a shaft sleeve is mounted at the top of the fixed seat, a shaft is mounted on the shaft sleeve, a one-way shifting piece is rotatably connected to the shaft, and a tension spring is mounted on the tension spring frame. The variable pitch device is simple in structure, high in variable pitch precision, convenient to install and maintain in the later period, high in operation speed, capable of improving production efficiency and beneficial to batch production.

Description

Technical Field

[0001] The utility model relates to the technical field of bottle blowing machines, in particular to a synchronous belt variable-pitch transmission device for bottle blowing machines. Background Art

[0002] The bottle blowing machine is a two-step fully automatic stretch bottle blowing equipment, that is, a machine that can blow plastic particles (softened into liquid) or finished bottle preforms into bottles through certain process means. The transmission device is a device used by the bottle blowing machine to transmit bottle preforms. Usually, during the production process of bottle preforms, the distance between bottle preforms needs to be changed according to work requirements. The existing variable-pitch transmission device used in the bottle blowing machine has a complex structure, low variable-pitch accuracy, inconvenient later maintenance, slow running speed, and is not conducive to mass production. Therefore, in order to avoid the shortcomings of the prior art, it is necessary to improve the prior art. Utility Model Content

[0003] The utility model aims to overcome the shortcomings and deficiencies in the prior art and to provide a synchronous belt variable-pitch transmission device for a bottle blowing machine which has a simple structure and a high operating speed.

[0004] The utility model is realized by the following technical solutions:

[0005] The cam-type transmission device of the present invention is a timing belt of the bottle blowing machine, comprising a mounting plate, a driven wheel module and a driving wheel module are respectively mounted on the left and right sides of the mounting plate, a servo motor driving module for driving the driving wheel module to rotate is mounted on the right side of the mounting plate, the driving wheel module and the driven wheel module are connected through a synchronous belt transmission, the upper rear of the synchronous belt is provided with a slideway for sliding the bottle preform, a paddle wheel is mounted on the top of the driving wheel module, a plurality of paddles are mounted on the outer side of the paddle wheel, a plurality of equidistant embryo separation modules are evenly mounted on the outer side of the synchronous belt, the equidistant embryo separation module comprises a fixed seat, a shaft sleeve is mounted on the top of the fixed seat, a shaft is mounted on the shaft sleeve, a one-way paddle is rotatably connected to the shaft, a tension spring frame is mounted on one side of the fixed seat, a tension spring frame is mounted on the tension spring frame, one end of the tension spring is connected to the tension spring frame, and the other end of the tension spring is connected to the tail end of the one-way paddle.

[0006] Furthermore, a blocking piece is installed on the top of the fixing seat to resist the one-way paddle.

[0007] Furthermore, it also includes a heating clamping module arranged on the right side of the slideway, the heating clamping module is provided with a lower embryo sleeve, and a lifting slide is provided on the left side of the heating clamping module.

[0008] Furthermore, it also includes a clamping and transversely moving module arranged behind the synchronous belt, and the clamping and transversely moving module is used to clamp the bottle preform and drive the bottle preform to move to the left.

[0009] Furthermore, a driven pulley connected to the synchronous belt transmission is provided on the top of the driven wheel module, and a driving pulley connected to the synchronous belt transmission is provided on the top of the driving wheel module.

[0010] Furthermore, the servo motor driving module comprises a servo motor, a motor shaft of the servo motor is connected to a first pulley, a second pulley is provided at the bottom of the driving wheel module, and the first pulley is connected to the second pulley via a belt transmission.

[0011] Furthermore, the driving wheel module is provided with a rotating shaft for connecting the dial wheel, and the second pulley is installed at the bottom of the rotating shaft.

[0012] Furthermore, the mounting plate is provided with support columns for mounting the slideway.

[0013] Compared with the prior art, the utility model is connected through a driving wheel module and a driven wheel module through a synchronous belt transmission, a slideway for the bottle preform to slide is provided at the upper rear of the synchronous belt, a dial wheel is installed on the top of the driving wheel module, a plurality of paddles are installed on the outer side of the dial wheel, a plurality of equidistant embryo separation modules are evenly installed on the outer side of the synchronous belt, the equidistant embryo separation module comprises a fixed seat, a shaft sleeve is installed on the top of the fixed seat, a shaft is installed on the shaft sleeve, a one-way paddle is rotatably connected to the shaft, a tension spring frame is installed on one side of the fixed seat, a tension spring frame is installed with a tension spring, one end of the tension spring is connected to the tension spring frame, and the other end of the tension spring is connected to the tail end of the one-way paddle, the dial wheel first preliminarily shifts the bottle preform placed on the slideway to the left, and the equidistant embryo separation module on the synchronous belt shifts the bottle preform to the left, so as to ensure that the distance between the bottle preforms is equal, so that the variable pitch transmission device of the bottle blowing machine has a simple structure, high variable pitch accuracy, convenient later maintenance, fast running speed, and is conducive to mass production. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is a structural schematic diagram of the variable-pitch transmission device of the synchronous belt of the bottle blowing machine of the utility model;

[0016] Figure 2 This is a front view of the utility model of the bottle blowing machine synchronous belt variable pitch transmission device with a heating clamping module;

[0017] Figure 3 It is a top view of the variable pitch transmission device of the synchronous belt of the bottle blowing machine of the utility model;

[0018] Figure 4 It is a top view of the synchronous belt and the clamping and traverse module of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the equidistant embryo division module of the utility model.

[0020] In the figure: 1-mounting plate; 2-driven wheel module; 3-driving wheel module; 4-servo motor drive module; 5-synchronous belt; 6-slideway; 7-paddle wheel; 8-paddle; 9-equidistant embryo module; 10-fixed seat; 11-shaft sleeve; 12-shaft; 13-one-way paddle; 14-tension spring frame; 15-tension spring; 16-blocking piece; 17-heating clamping module; 18-lower embryo sleeve; 19-lifting slide plate; 20-clamping transverse movement module; 21-driven pulley; 22-driving pulley; 23-servo motor; 24-first pulley; 25-belt; 26-rotating shaft; 27-support column. DETAILED DESCRIPTION

[0021] 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 of 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.

[0022] like Figures 1 to 5The utility model is a synchronous belt variable pitch transmission device for a bottle blowing machine, comprising a mounting plate 1, a driven wheel module 2 and a driving wheel module 3 are respectively mounted on the left and right sides of the mounting plate 1, a servo motor driving module 4 for driving the driving wheel module 3 to rotate is mounted on the right side of the mounting plate 1, the driving wheel module 3 and the driven wheel module 2 are connected through a synchronous belt 5, a slideway 6 for the bottle preform to slide is arranged at the upper rear of the synchronous belt 5, a dial wheel 7 is mounted on the top of the driving wheel module 3, and a dial wheel 7 is mounted on the outer side of the dial wheel 7 There are a number of paddles 8, and a number of equidistant embryo dividing modules 9 are evenly installed on the outside of the synchronous belt 5. The equidistant embryo dividing module 9 includes a fixed seat 10, a shaft sleeve 11 is installed on the top of the fixed seat 10, and a shaft 12 is installed on the shaft sleeve 11. The shaft 12 is rotatably connected to a one-way paddle 13, and a tension spring frame 14 is installed on one side of the fixed seat 10. The tension spring frame 14 is installed with a tension spring 15. One end of the tension spring 15 is connected to the tension spring frame 14, and the other end of the tension spring 15 is connected to the tail end of the one-way paddle 13. The driving wheel module 3 is connected to the driven wheel module 2 through a synchronous belt 5. A slideway 6 for the bottle embryo to slide is provided on the upper rear of the synchronous belt 5. A dial wheel 7 is installed on the top of the driving wheel module 3. A plurality of paddles 8 are installed on the outer side of the dial wheel 7. A plurality of equidistant embryo separation modules 9 are evenly installed on the outer side of the synchronous belt 5. The equidistant embryo separation module 9 includes a fixed seat 10. A shaft sleeve 11 is installed on the top of the fixed seat 10. A shaft 12 is installed on the shaft sleeve 11. A one-way paddle 13 is rotatably connected to the shaft 12. The fixed seat 1 0 is provided with a tension spring frame 14, and a tension spring 15 is provided with the tension spring frame 14, one end of the tension spring 15 is connected to the tension spring frame 14, and the other end of the tension spring 15 is connected to the tail end of the one-way paddle 13, the paddle wheel 7 firstly pokes the preform placed on the slide 6 to the left, and the equidistant preform separating module 9 on the synchronous belt 5 pokes the preform to the left, ensuring that the distances between the preforms are equal, so that the variable pitch transmission device of the bottle blowing machine has a simple structure, high variable pitch accuracy, convenient later maintenance, fast running speed, and is conducive to mass production.

[0023] A blocking piece 16 is installed on the top of the fixing seat 10 to resist the one-way paddle 13, so as to limit the one-way paddle 13 and prevent the one-way paddle 13 from excessive rotation.

[0024] The heating and clamping module 17 is also provided on the right side of the slide 6. The heating and clamping module 17 is provided with a lower preform sleeve 18. A lifting slide 19 is provided on the left side of the heating and clamping module 17. The heating and clamping module 17 sends the preform to the slide 6. The lower preform sleeve 18 limits the preform. Under the action of the lifting slide 19, the preform falls into the slide 6.

[0025] The system also includes a clamping and transversely moving module 20 disposed behind the synchronous belt 5. The clamping and transversely moving module 20 is used to clamp the preform and drive the preform to move leftward to the next station. At this time, the one-way paddle 13 can rotate leftward without hindering the movement of the preform.

[0026] A driven pulley 21 connected to the synchronous belt 5 is disposed on the top of the driven wheel module 2, and a driving pulley 22 connected to the synchronous belt 5 is disposed on the top of the driving wheel module 3, so that the transmission of the synchronous belt 5 is more stable.

[0027] The servo motor drive module 4 includes a servo motor 23, the motor shaft of the servo motor 23 is connected to a first pulley 24, a second pulley is provided at the bottom of the driving wheel module 3, and the first pulley 24 is connected to the second pulley through a belt 25, so that the transmission between the servo motor drive module 4 and the driving wheel module 3 is more stable.

[0028] The driving wheel module 3 is provided with a rotating shaft 26 for connecting the dial wheel 7 , and the second pulley is installed at the bottom of the rotating shaft 26 to make the rotation of the dial wheel 7 more stable.

[0029] The mounting plate 1 is provided with support columns 27 for mounting the slideway 6 , thereby improving the stability of the installation of the slideway 6 .

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A variable pitch transmission device for a synchronous belt of a bottle blowing machine, characterized in that: The invention comprises a mounting plate, wherein a driven wheel module and a driving wheel module are respectively mounted on the left and right sides of the mounting plate, a servo motor driving module for driving the driving wheel module to rotate is mounted on the right side of the mounting plate, the driving wheel module and the driven wheel module are connected through a synchronous belt transmission, a slideway for sliding the bottle embryo is arranged at the upper rear of the synchronous belt, a paddle wheel is mounted on the top of the driving wheel module, a plurality of paddles are mounted on the outer side of the paddle wheel, a plurality of equidistant embryo dividing modules are evenly mounted on the outer side of the synchronous belt, the equidistant embryo dividing module comprises a fixed seat, a shaft sleeve is mounted on the top of the fixed seat, a shaft is mounted on the shaft sleeve, a one-way paddle is rotatably connected to the shaft, a tension spring frame is mounted on one side of the fixed seat, a tension spring is mounted on the tension spring frame, one end of the tension spring is connected to the tension spring frame, and the other end of the tension spring is connected to the tail end of the one-way paddle.

2. The variable pitch transmission device of the synchronous belt of the bottle blowing machine according to claim 1, characterized in that: A blocking piece is installed on the top of the fixing seat to resist the one-way paddle.

3. The variable pitch transmission device of the synchronous belt of the bottle blowing machine according to claim 1, characterized in that: It also includes a heating clamping module arranged on the right side of the slideway, the heating clamping module is provided with a lower embryo sleeve, and a lifting slide plate is provided on the left side of the heating clamping module.

4. The variable pitch transmission device of the synchronous belt of the bottle blowing machine according to claim 1, characterized in that: It also includes a clamping and transversely moving module arranged behind the synchronous belt, and the clamping and transversely moving module is used to clamp the bottle preform and drive the bottle preform to move leftward.

5. The variable pitch transmission device of synchronous belt for bottle blowing machine according to claim 1, characterized in that: A driven pulley connected to the synchronous belt transmission is provided on the top of the driven wheel module, and a driving pulley connected to the synchronous belt transmission is provided on the top of the driving wheel module.

6. The variable pitch transmission device of synchronous belt for bottle blowing machine according to claim 1, characterized in that: The servo motor driving module comprises a servo motor, a motor shaft of the servo motor is connected with a first pulley, a second pulley is arranged at the bottom of the driving wheel module, and the first pulley is connected with the second pulley through a belt transmission.

7. The variable pitch transmission device of the synchronous belt of the bottle blowing machine according to claim 6, characterized in that: The driving wheel module is provided with a rotating shaft for connecting the thumbwheel, and the second belt pulley is installed at the bottom of the rotating shaft.

8. The variable pitch transmission device of the synchronous belt of the bottle blowing machine according to claim 1, characterized in that: The mounting plate is provided with support columns for mounting the slideway.

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