CN216732959U - Electric balance type mold opening and closing mechanism of plastic hollow molding machine - Google Patents
Electric balance type mold opening and closing mechanism of plastic hollow molding machine Download PDFInfo
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- CN216732959U CN216732959U CN202122462609.9U CN202122462609U CN216732959U CN 216732959 U CN216732959 U CN 216732959U CN 202122462609 U CN202122462609 U CN 202122462609U CN 216732959 U CN216732959 U CN 216732959U
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Abstract
The utility model discloses an electric balance type mold opening and closing mechanism of a plastic hollow molding machine, which comprises a mold locking C-shaped arm, wherein one end of the mold locking C-shaped arm is provided with a rear mold base, the other end of the mold locking C-shaped arm is provided with a front mold base, the mold locking C-shaped arm, the rear mold base and the mold locking C-shaped arm are fixedly connected through a front fixing shaft and a rear fixing shaft, the middle part of the mold locking C-shaped arm is provided with a middle mold plate, one side of the front mold base is provided with a front mold plate, one side of the front mold plate and one side of the middle mold plate are respectively fixedly provided with a corresponding upper mold and a corresponding lower mold, and the inner side of the middle mold plate is provided with a middle fixing shaft; the motion trail of the utility model makes the front template and the rear template do opposite synchronous linear reciprocating motion under the drive of the servo driving device, can meet the process requirement and the motion requirement of the blow molding product of the plastic hollow molding die arranged on the mechanism, and has the advantages of cleanness compared with hydraulic drive, simple maintenance, easy acceptance of customers and wide application in the plastic hollow molding machine.
Description
Technical Field
The utility model belongs to the technical field of plastic hollow molding, and particularly relates to an electric balance type mold opening and closing mechanism of a plastic hollow molding machine.
Background
The plastics cavity shaping is with granular plastics raw and other materials, the heating melts into the plastics parison of molten state, the plastics parison gets into the mould that has certain shape through different raw and other materials output mode inside, after parison output is accomplished, the mould can be closed, when the mould was closed, plastics cavity former's gas blowing system can let in compressed air to parison inside from the different positions of mould, be used for the inflation parison, make it hug closely the mould inner wall, tentatively form certain shape, through the cooling of a period of time, accomplish whole plastic products's course of working.
The existing plastic hollow molding machine is used for opening and closing a mold through a mold opening and closing mechanism, the mold is usually clamped in a hydraulic driving mode, oil stains are easily adsorbed on equipment when the plastic hollow molding machine is used, and the problem of mold opening and closing deviation can occur after the plastic hollow molding machine is used for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electric balance type mold opening and closing mechanism of a plastic hollow molding machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an electric balance type mold opening and closing mechanism of a plastic hollow molding machine comprises a mold locking C-shaped arm, wherein one end of the mold locking C-shaped arm is provided with a rear mold base, the other end of the mold locking C-shaped arm is provided with a front mold base, the front mold base is fixedly connected with the mold locking C-shaped arm through a front fixing shaft and a rear fixing shaft, the middle part of the mold locking C-shaped arm is provided with a middle mold plate, one side of the front mold base is provided with a front mold plate, one side of the front mold plate and one side of the middle mold plate are respectively fixedly provided with a corresponding upper mold and a corresponding lower mold, the inner side of the middle mold plate is provided with a middle fixing shaft, the middle mold plate is rotatably connected with a mold locking joint through the middle fixing shaft, one side of the mold locking joint is rotatably connected with a middle connecting arm, one end of the middle connecting arm is provided with a torque arm, the torque arm is rotatably connected with the middle connecting arm through a hinge pin, one side of the rear mold base is provided with a servo driving device, the torque arm is rotatably arranged on the rear die holder through a servo driving device.
Preferably, the servo driving device comprises a servo motor and a rotating shaft fixedly connected with an output shaft of the servo motor, the torsion arm is fixedly installed on the rotating shaft, the rotating shaft is rotatably installed on the inner side of the rear die holder, and the servo motor is installed on the outer surface of the rear die holder.
Preferably, a mold moving frame is arranged on one side of the mold locking C-shaped arm, a linear motion guide rail is arranged on one side of the mold moving frame, the middle template is slidably mounted on the linear motion guide rail, and a photoelectric control device is arranged at one end of the linear motion guide rail.
Preferably, the lower extreme one side fixedly connected with initiative rack fixing base of well template, the lower extreme fixedly connected with initiative rack of initiative rack fixing base, the one end of initiative rack is provided with synchronous gear seat, synchronous gear seat fixed mounting is on moving the die carrier, and the initiative rack passes through the tooth meshing with the inboard gear of synchronous gear seat and is connected, the front mould board fixedly connected with driven rack fixing base of one side of preceding die carrier, the one end fixedly connected with driven rack of driven rack fixing base, driven rack passes through the tooth meshing with the inboard gear of synchronous gear seat and is connected.
Preferably, the two linear motion guide rails are arranged, and the two linear motion guide rails are symmetrically arranged on the mold locking C-shaped arm and the mold moving frame.
Preferably, extension rods are arranged on the middle formwork and one side of the front formwork on the front formwork, and one ends of the extension rods are fixedly connected with the front formwork and the middle formwork on the front formwork.
Compared with the prior art, the utility model has the beneficial effects that:
1. the motion trail of the utility model makes the front template and the rear template do opposite synchronous linear reciprocating motion under the drive of the servo driving device, can meet the process requirement and the motion requirement of the blow molding product of the plastic hollow molding die arranged on the mechanism, and has the advantages of cleanness compared with hydraulic drive, simple maintenance, easy acceptance of customers and wide application in the plastic hollow molding machine.
2. When the die is used, the driving rack, the driven rack and the synchronous gear are matched, and the synchronous motion of the middle die plate and the die plate on the front die frame is ensured when the die is used, so that the stability of the die when the die is opened and closed is ensured, and the accuracy of the mold opening and closing is ensured through the linear motion guide rail.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
in the figure: 1. a front mold frame; 2. a middle template; 3. a mode locking joint; 4. an intermediate connecting arm; 5. A torsion arm; 6. a rear die holder; 7. a servo drive device; 8. locking the mold for the C-shaped arm; 9. a linear motion guide rail; 10. a photoelectric control device; 11. a driving rack fixing seat; 12. a driving rack; 13. a synchronizing gear seat; 14. a driven rack; 15. a driven rack fixing seat; 16. a hinge pin; 17. a middle fixed shaft; 18. a front and rear fixed shaft; 19. and (4) moving the die frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: an electric balance type mold opening and closing mechanism of a plastic hollow molding machine comprises a mold locking C-shaped arm 8, wherein one end of the mold locking C-shaped arm 8 is provided with a rear mold base 6, the other end of the mold locking C-shaped arm 8 is provided with a front mold base 1, the mold locking C-shaped arm 8, the rear mold base 6 and the mold locking C-shaped arm 8 are fixedly connected through a front fixing shaft and a rear fixing shaft 18, the middle part of the mold locking C-shaped arm 8 is provided with a middle mold plate 2, one side of the front mold plate 1 is provided with a front mold plate, one side of the middle mold plate and one side of the middle mold plate 2 are respectively fixedly connected with a corresponding upper mold and a corresponding lower mold, one sides of the middle mold plate 2 and the front mold base 1 are respectively provided with an extension rod, one end of each extension rod is fixedly connected with the front mold plate and the middle mold plate 2 on the front mold base 1, the inner side of the middle mold plate 2 is provided with a middle fixing shaft 17, the mold locking joint 3 is rotatably connected with a middle connecting arm 4 through the middle fixing shaft 17, one end of the middle connecting arm 4 is provided with a torque arm 5, the torque arm 5 is rotatably connected with the middle connecting arm 4 through a hinge pin 16, one side of the rear die base 6 is provided with a servo driving device 7, the torque arm 5 is rotatably installed on the rear die base 6 through the servo driving device 7, the servo driving device 7 drives the torque arm 5 to rotate clockwise to be horizontal, so that the middle connecting arm 4 and the die locking joint 3 rotate anticlockwise by a certain angle by taking the axial lead of a middle fixing shaft 17 as a center until the horizontal die locking joint 3 and the middle connecting arm 4 are fixedly connected into a whole, and the middle connecting arm 4 and the torque arm 5 are movably hinged through the hinge pin 16, so that the middle die plate 2 moves towards the direction of a die-closing central line to open and close the die.
As apparent from the above description, the present invention has the following advantageous effects: the front and the rear templates are driven by the servo driving device 7 to do opposite synchronous linear reciprocating motion, so that the technological requirements and the motion requirements of the blow molding products of the plastic hollow molding die arranged on the mechanism can be met.
Further, referring to fig. 1 and 2, the servo driving device 7 includes a servo motor and a rotating shaft fixedly connected to an output shaft of the servo motor, the torsion arm 5 is fixedly installed on the rotating shaft, the rotating shaft is rotatably installed inside the rear mold base 6, the servo motor is installed on an outer surface of the rear mold base 6, and a servo motor in the servo driving device 7 drives the torsion arm 5 to servo-drive a rotating shaft axis to rotate clockwise to be horizontal as a rotating center.
Further, referring to fig. 1 to 3, a mold moving frame 19 is disposed on one side of the mold locking C-shaped arm 8, a linear motion guide rail 9 is disposed on one side of the mold moving frame 19, the middle mold plate 2 is slidably mounted on the linear motion guide rail 9, a photoelectric control device 10 is disposed at one end of the linear motion guide rail 9, the middle mold plate 2 and the like are conveniently opened and closed in a sliding manner through the linear motion guide rail 9, two linear motion guide rails 9 are disposed, the two linear motion guide rails 9 are symmetrically mounted on the mold locking C-shaped arm 8 and the mold moving frame 19, so that the linear motion guide rail 9 can be conveniently guided better when in use, a driving rack fixing seat 11 is fixedly connected to one side of the lower end of the middle mold plate 2, a driving rack 12 is fixedly connected to the lower end of the driving rack fixing seat 11, a synchronous gear seat 13 is disposed at one end of the driving rack 12, the synchronous gear seat 13 is fixedly mounted on the mold moving frame 19, and the driving rack 12 is engaged with the gear on the inner side of the synchronous gear seat 13 through teeth, the front template on one side of the front template 1 is fixedly connected with a driven rack fixing seat 15, one end of the driven rack fixing seat 15 is fixedly connected with a driven rack 14, the driven rack 14 is engaged with the gear on the inner side of the synchronous gear seat 13 through teeth, and the driving rack fixing seat 11 fixed on the middle template 2 drives the driving rack 12 to move from right to left through the gear in the synchronous gear seat 13, so that the driven rack 14 moves from left to right through the driven rack fixing seat 15 to drive the front template on the front template 1 to move to the mold closing central line, thereby achieving the mold closing distance.
By adopting the driving rack 12, the driven rack 14 and the synchronous gear seat 13, synchronous motion of the middle template 2 and the front template on the front mold frame 1 is ensured during use, so that the stability of the mold during opening and closing is ensured, and the accuracy of opening and closing is ensured through the linear motion guide rail 9.
The working principle and the using process of the utility model are as follows: under the action of a servo motor in a servo driving device 7, a torque arm 5 is driven by a servo to drive a rotating axis line to rotate clockwise to be horizontal by taking the rotating axis line as a rotating center, so that an intermediate connecting arm 4 and a mold locking joint 3 rotate anticlockwise by a certain angle by taking the axis line of an intermediate fixed shaft 17 as a center until the horizontal mold locking joint 3 and the intermediate connecting arm 4 are fixedly connected into a whole, the intermediate connecting arm 4 and the mold locking joint 3 are connected with the torque arm 5 in a movable hinged mode through a hinge pin 16, and therefore a middle template 2 moves towards a mold closing central line direction, at the moment, a driving rack fixing seat 11 fixed on the middle template 2 drives a driving rack 12 to move from right to left through a gear in a synchronous gear seat 13, so that a driven rack 14 moves from left to right through a driven rack fixing seat 15 to drive a front template on a front mold base 1 to move towards the mold closing central line, and the purpose of mold closing distance is achieved, and the moving distance is regulated and controlled by a photoelectric control device 10, the servo motor of the servo driving device 7 rotates uninterruptedly to drive the torque arm 5, the intermediate connecting arm 4 and the mold locking joint 3 to swing, so that the middle template 2 and the front template are driven to do reciprocating linear motion, and uninterrupted mold opening and closing motion is achieved.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a plastics hollow molding machine electric balance formula mould mechanism that opens and shuts, includes mode locking C word arm (8), its characterized in that: a rear die holder (6) is arranged at one end of the die locking C-shaped arm (8), a front die holder (1) is arranged at the other end of the die locking C-shaped arm (8), the front die holder (1), the die locking C-shaped arm (8), the rear die holder (6) and the die locking C-shaped arm (8) are fixedly connected through a front fixing shaft (18) and a rear fixing shaft (18), a middle die plate (2) is arranged in the middle of the die locking C-shaped arm (8), a front die plate is arranged on one side of the front die holder (1), corresponding upper and lower dies are respectively fixed on one sides of the front die plate and the middle die plate (2), an intermediate fixing shaft (17) is arranged on the inner side of the middle die plate (2), the die locking joint (3) is rotatably connected to the middle die plate (2) through the intermediate fixing shaft (17), an intermediate connecting arm (4) is rotatably connected to one side of the die locking joint (3), and a torsion arm (5) is arranged at one end of the intermediate connecting arm (4), the torque arm (5) is rotatably connected with the middle connecting arm (4) through a hinge pin (16), a servo driving device (7) is arranged on one side of the rear die holder (6), and the torque arm (5) is rotatably installed on the rear die holder (6) through the servo driving device (7).
2. The electric balance type mold opening and closing mechanism of the plastic hollow molding machine as claimed in claim 1, wherein: the servo driving device (7) comprises a servo motor and a rotating shaft fixedly connected with an output shaft of the servo motor, the torsion arm (5) is fixedly installed on the rotating shaft, the rotating shaft is rotatably installed on the inner side of the rear die holder (6), and the servo motor is installed on the outer surface of the rear die holder (6).
3. The electric balance type mold opening and closing mechanism of the plastic hollow molding machine as claimed in claim 1, wherein: one side of mode locking C word arm (8) is provided with mould moving frame (19), one side of mould moving frame (19) is provided with linear motion guide rail (9), well template (2) slidable mounting is on linear motion guide rail (9), the one end of linear motion guide rail (9) is provided with photoelectric control device (10).
4. The electric balance type mold opening and closing mechanism of the plastic hollow molding machine as claimed in claim 3, wherein: lower extreme one side fixedly connected with initiative rack fixing base (11) of well template (2), the lower extreme fixedly connected with initiative rack (12) of initiative rack fixing base (11), the one end of initiative rack (12) is provided with synchronous gear seat (13), synchronous gear seat (13) fixed mounting is on moving die carrier (19), and initiative rack (12) pass through the tooth meshing with the inboard gear of synchronous gear seat (13) and be connected, the preceding template fixedly connected with driven rack fixing base (15) of one side of preceding die carrier (1), the one end fixedly connected with driven rack (14) of driven rack fixing base (15), driven rack (14) pass through the tooth meshing with the inboard gear of synchronous gear seat (13) and are connected.
5. The electric balance type mold opening and closing mechanism of the plastic hollow molding machine as claimed in claim 3, wherein: the two linear motion guide rails (9) are arranged, and the two linear motion guide rails (9) are symmetrically arranged on the mold locking C-shaped arm (8) and the mold moving frame (19).
6. The electric balance type mold opening and closing mechanism of the plastic hollow molding machine as claimed in claim 1, wherein: and extension rods are arranged on one sides of the front template on the middle template (2) and the front mould frame (1), and one ends of the extension rods are fixedly connected with the front template on the front mould frame (1) and the middle template (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462609.9U CN216732959U (en) | 2021-10-13 | 2021-10-13 | Electric balance type mold opening and closing mechanism of plastic hollow molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122462609.9U CN216732959U (en) | 2021-10-13 | 2021-10-13 | Electric balance type mold opening and closing mechanism of plastic hollow molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216732959U true CN216732959U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122462609.9U Active CN216732959U (en) | 2021-10-13 | 2021-10-13 | Electric balance type mold opening and closing mechanism of plastic hollow molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216732959U (en) |
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2021
- 2021-10-13 CN CN202122462609.9U patent/CN216732959U/en active Active
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