CN112645572B - Bottle opening extrusion mechanism of bottle making machine and corresponding control device and control method - Google Patents
Bottle opening extrusion mechanism of bottle making machine and corresponding control device and control method Download PDFInfo
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- CN112645572B CN112645572B CN202011610066.4A CN202011610066A CN112645572B CN 112645572 B CN112645572 B CN 112645572B CN 202011610066 A CN202011610066 A CN 202011610066A CN 112645572 B CN112645572 B CN 112645572B
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- 238000001125 extrusion Methods 0.000 title claims abstract description 69
- 230000007246 mechanism Effects 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 23
- 238000000429 assembly Methods 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000005299 abrasion Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
- C03B23/092—Reshaping the ends, e.g. as grooves, threads or mouths by pressing
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/045—Tools or apparatus specially adapted for re-forming tubes or rods in general, e.g. glass lathes, chucks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a bottle opening extrusion mechanism of a bottle making machine, and a corresponding control device and a control method thereof, wherein the bottle opening extrusion mechanism of the bottle making machine comprises two groups of sliding assemblies correspondingly arranged on left and right half molds, and each group of sliding assemblies comprises a sliding block and a ball sliding seat; the bottle opening extrusion control device of the bottle making machine comprises a bottle opening extrusion mechanism of the bottle making machine and a mold opening and closing driving mechanism assembled on a bottle making machine frame body, and a ball sliding seat of each group of bottle making machine sliding assemblies is respectively connected with a power output end of the mold opening and closing driving mechanism; the bottle opening extrusion control method of the bottle making machine comprises the steps of closing the left half mould and the right half mould, extruding the bottle opening, and opening the left half mould and the right half mould. The invention is wear-resistant when making bottle mouth, and improves the positioning precision of bottle mouth mould. The invention is suitable for being used on the bottle mouth mould of the bottle making machine and is used for making the bottle mouth by mutually extruding the bottle mouth mould.
Description
Technical Field
The invention belongs to the technical field of bottle making machines, and particularly relates to a bottle opening extrusion mechanism of a bottle making machine, and a corresponding control device and control method thereof.
Background
At present, a moving assembly is fixed between a bottle opening die and a die opening and closing driving mechanism of the bottle making machine, the moving assembly comprises a moving block made of cast iron and fixed below the bottle opening die, and a die opening and closing driving mechanism for controlling the opening die to slide in an opening and closing mode is arranged below the moving block. When the bottle mouth making operation is carried out, the left half mould and the right half mould of the bottle mouth mould are controlled by the mould opening and closing driving mechanism to slide oppositely, extrusion force is applied to the bottle mouth half mould on the side bottle mouth half mould after the bottle mouth mould is closed, and when the extrusion force is larger than the friction force of the moving block below the side bottle mouth half mould, the moving block drives the side bottle mouth half mould to slide so as to play a certain rigid buffering role on the extrusion force generated after the bottle mouth mould is closed through the sliding of the moving block. The structure and the mode have the following defects in actual production:
one is easy to wear and has low service life. Because the movable block made of cast iron generates friction force in a surface contact mode, certain abrasion is generated after each operation of the movable block, when the abrasion is serious, the movable block can be scrapped, the service life of the movable block is shortened, the maintenance cost is increased, and great inconvenience is brought to production.
And secondly, the positioning accuracy is low. After the movable block is worn, the bottleneck mold is easy to shake in the moving process, so that the stability of the overall structure is influenced, the central axis of the bottleneck mold is offset, the product quality is unstable, and the reject ratio is increased.
Third, the rigid cushioning effect is limited. Because the moving block made of cast iron in the prior art has larger weight, the larger friction force of the moving block can be overcome when the bottleneck mold is clamped and has larger extrusion force, so that the rigid buffering effect of the moving block on the bottleneck mold is limited.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a bottle opening extrusion mechanism of a bottle making machine, and a corresponding control device and a control method thereof, so as to achieve the aims of resisting abrasion and improving the positioning precision of a bottle opening die during bottle opening making.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the bottle opening extrusion mechanism of the bottle making machine comprises two groups of sliding assemblies which have the same structure and are correspondingly arranged on left and right half molds of a bottle opening mold, wherein one group of sliding assemblies comprises a ball sliding seat and a sliding block, the ball sliding seat is used for being connected with a power output end of a mold opening and closing driving mechanism, the sliding block is fixedly arranged on a bottle making machine frame body, the ball sliding seat is connected with the bottle opening half mold at the side, a rail which is in sliding connection with the sliding block is arranged on the ball sliding seat, and balls which are in contact with the surface of the sliding block are in rolling connection with the rail.
As the limitation of the invention, a set of ball groups are respectively arranged on the left side and the right side of the sliding block on the track, each ball group comprises an upper row of balls and a lower row of balls which are used for being contacted with the upper surface and the lower surface of the sliding block, and each row of balls is a plurality of balls arranged along the sliding direction.
As another limitation of the invention, a flexible buffer assembly is fixedly arranged between each group of sliding assemblies and the side bottle mouth half mould, the flexible buffer assembly comprises an upper ball sliding seat fixedly arranged above the ball sliding seat and having the same structure as the ball sliding seat and an upper sliding block connected with the side bottle mouth half mould, the upper ball sliding seat is connected with the upper sliding block in a sliding way, one side of the upper ball sliding seat is fixedly provided with a support plate, and a pressure spring for providing elastic extrusion force for extruding a bottle mouth mould to manufacture the bottle mouth is arranged between the upper sliding seat and the support plate.
As a further limitation of the present invention, a slider guide for slidably guiding the upper slider is installed between the upper slider and the support plate; the slider guide piece is the guide bar, and the one end and the last slider fixed connection of guide bar, the other end of guide bar wear to adorn in the extension board, and the pressure spring suit is on the guide bar between slider tip and the extension board on being located.
As a further limitation of the present invention, the guide rod is provided with a pre-tightening nut for adjusting the elastic force of the compression spring.
The invention also provides a bottle opening extrusion control device of the bottle making machine, which is realized by utilizing the bottle opening extrusion mechanism of the bottle making machine, and the technical scheme is as follows: the bottle opening extrusion mechanism comprises a bottle opening extrusion mechanism of a bottle making machine and a die opening and closing driving mechanism assembled on a bottle making machine frame body, wherein a ball sliding seat of each group of sliding assemblies is respectively connected with a power output end of the die opening and closing driving mechanism.
As the limit of the invention, the mold opening and closing driving mechanism comprises a lever arm, a driving assembly, a left connecting rod and a right connecting rod for driving the sliding assembly, wherein the lever arm is provided with a hinge part for being hinged with a bottle making machine frame body, the hinge part is positioned on a mold closing line of a left half mold and a right half mold, one end parts of the left connecting rod and the right connecting rod are sleeved on the lever arm and are symmetrically arranged relative to the hinge part, the other end parts of the left connecting rod and the right connecting rod are respectively connected with a ball sliding seat in the sliding assembly, and the lever arm is provided with the driving assembly for driving the lever arm to rotate around the hinge part.
The invention also provides a bottle opening extrusion control method of the bottle making machine, which is realized by using the bottle opening extrusion control device of the bottle making machine, and the technical scheme is as follows: the method comprises the following steps:
s1, driving a ball sliding seat to move along a sliding block by a mold opening and closing driving mechanism, and respectively generating corresponding mold closing driving forces on left and right mold halves;
s2, closing the left half mould and the right half mould, and extruding to manufacture a bottle mouth;
s3, the mold opening and closing driving mechanism drives the left half mold and the right half mold to open and reset.
S1, driving a sliding assembly to respectively generate corresponding mold clamping driving forces on left and right mold halves by a mold opening and closing driving mechanism;
s2, after the die is closed, the die opening and closing driving mechanism drives the compression springs on the flexible buffer assembly respectively, and the elastic force of the compression springs forms elastic extrusion force on the left half die and the right half die;
s3, under the drive of the elastic extrusion force, the left half mold and the right half mold form flexible clamping force on the processed bottle mouth;
s4, the mold opening and closing driving mechanism drives the left half mold and the right half mold to open and reset.
S1, driving a lever arm to rotate around a hinge part by a driving assembly, and pushing a left connecting rod and a right connecting rod to respectively generate corresponding mold closing driving forces on left and right mold halves;
s2, after die assembly, the die opening and closing driving mechanism drives a support plate connected with the upper ball sliding seat on the flexible buffer assembly to slide relative to the upper sliding block, and the elastic force of the pressure spring forms elastic extrusion force on the left half die and the right half die;
s3, under the drive of the elastic extrusion force, the left half mold and the right half mold form flexible clamping force on the processed bottle mouth;
s4, the driving assembly drives the lever arm to rotate around the hinge part and pushes the left connecting rod and the right connecting rod to move reversely, so that the left half die and the right half die are driven to open and reset.
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the sliding assembly adopts the ball sliding seat to provide rolling friction for sliding of the sliding block in the ball sliding seat, namely, the rolling balls in the ball sliding seat are contacted with the surface of the sliding block, so that the wear resistance of the sliding block in the ball sliding seat is improved, the service lives of the sliding block and the ball sliding seat are prolonged, the sliding stability of the sliding block in the ball sliding seat is ensured, the die assembly positioning accuracy of a bottle mouth die is ensured, the production quality of products is effectively ensured, and the reject rate is reduced.
Furthermore, the flexible buffer assembly is arranged, the pressure spring provides flexible buffer force for extruding the bottle mouth of the bottle mouth die, namely, the die opening and closing driving mechanism is utilized to drive the flexible extrusion assembly to respectively generate corresponding die closing driving force on the left half die and the right half die, after the left half die and the right half die are closed, the upper ball sliding seat and the support plate continuously slide along the sliding block under the action of the die closing driving force, so that the pressure spring is contracted and deformed on the left half die and the right half die to form elastic extrusion force, and the left half die and the right half die form flexible die closing force on the machined bottle mouth under the driving of the elastic extrusion force, so that the flexible extrusion force is provided for extruding the bottle mouth of the left half die and the right half die. Compared with the rigid extrusion bottle opening in the prior art, the invention utilizes the elastic force of the pressure spring to enable the bottle opening die to slowly extrude the bottle opening in the process of extruding the bottle opening by the bottle opening die, improves the flexibility of the bottle opening extrusion process, provides flexible buffering force when the bottle opening die is matched, effectively improves the quality of products of the bottle making machine and ensures the stability of the quality of the products. The size of the flexible extrusion force can be automatically adjusted according to the deformation of the pressure spring, namely the size of the flexible extrusion force of the bottle mouth is controllable, the flexible extrusion force can be applied to the production of bottle bodies with different sizes and different hardness after heating, the production control is convenient, and the actual production needs are met. Meanwhile, the positioning precision of the bottle mouth die extrusion pressing bottle mouth is effectively ensured by arranging the sliding block guide piece and the ball sliding seat guide piece which guide the movement of the bottle mouth die, the product quality of the bottle making machine is further ensured, the service life of a machine part is greatly prolonged, the maintenance times are reduced, and the maintenance cost is reduced.
According to the mold opening and closing driving mechanism, the upper hinge part of the lever arm is arranged on the mold closing line of the left half mold and the right half mold, namely, the lever arm is driven by the driving assembly to rotate around the hinge part, and the lever arm drives the left connecting rod and the right connecting rod to directly push the left half mold and the right half mold of the bottle opening to slide around the hinge part, so that the bottle opening manufacturing process of the semi-finished glass bottle is completed. The arrangement position of the lever arm greatly shortens the extension length of the left connecting rod and the right connecting rod, improves the stability of the left connecting rod and the right connecting rod when moving, has reasonable structural design and small occupied space, reduces the abrasion among machine parts, greatly reduces the maintenance cost, and improves the production efficiency and the service life of the machine parts. The driving control mode effectively ensures high-precision matching between left and right half molds for manufacturing the bottle mouth, further improves the bottle mouth manufacturing precision, and ensures that the product has higher quality.
The invention is suitable for being used on the bottle mouth mould of the bottle making machine and is used for making the bottle mouth by mutually extruding the bottle mouth mould.
Drawings
The invention will be described in more detail below with reference to the accompanying drawings and specific examples.
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic diagram illustrating a connection relationship between a ball sliding seat and a sliding block according to embodiment 1 of the present invention;
FIG. 3 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 4 is a schematic structural view of embodiment 3 of the present invention (the compression spring 5 is not shown).
In the figure: 1. a bottleneck mold fixing frame; 2. an upper slider; 3. an upper ball slide; 4. a guide rod; 5. a pressure spring; 6. a ball slide; 7. a slide block; 8. a connecting seat; 9. a bottle-making machine frame body; 10. a support plate; 11. a left connecting rod; 12. a right connecting rod; 13. a lever arm; 14. a hinge part; 17. a linear driver; 18. a track; 19. and (3) rolling balls.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are presented for purposes of illustration and understanding only, and are not intended to limit the invention.
Example 1 bottle opening extrusion mechanism of bottle making machine
In the sliding assembly of the embodiment, the ball sliding seat 6 is adopted, so that sliding rolling friction of the sliding block 7 in the ball sliding seat 6 is realized, namely, the balls 19 in the ball sliding seat 6 are contacted with the surface of the sliding block 7, the wear resistance of the sliding block 7 in the ball sliding seat 6 is improved, and the service lives of the sliding block 7 and the ball sliding seat 6 are prolonged.
As shown in fig. 1 to 2, the present embodiment includes two sets of sliding assemblies correspondingly installed below left and right mold halves of a bottleneck mold (not shown in the drawings), the sliding assemblies connected to the right mold half and the sliding assemblies connected to the left mold half have the same structure, and are symmetrically arranged with respect to a mold clamping line of the bottleneck mold, and the present embodiment is described by using one set of sliding assemblies as an example, the sliding assemblies include a slide block 7 and a ball slide 6.
The lower end face of the sliding block 7 is fixedly arranged on the bottle making machine frame body 9, the ball sliding seat 6 is connected above the sliding block 7 in a sliding mode, and the sliding direction of the sliding block 7 is positioned in the opening and closing direction of the die.
The ball sliding seat 6 is connected with the power output end of the die opening and closing driving mechanism and is fixedly connected with the bottleneck die fixing frame 1. The upper end surface of the ball slide seat 6 is fixedly connected with the bottom end of a right half mold or a left half mold (not shown in the figure) through a bottleneck mold fixing frame 1, namely, the ball slide seat 6 is connected with the bottleneck half mold on the side so as to drive the ball slide seat 6 to slide through a mold opening and closing driving mechanism. The track 18 which is in sliding connection with the sliding block 7 is arranged on the ball sliding seat 6, a space which can clamp the sliding block 7 is arranged on the track 18, a set of ball groups are respectively arranged on the left side and the right side of the sliding block 7 on the track 18, each set of ball group comprises an upper row of balls 19 and a lower row of balls 19, the upper row of balls 19 are contacted with the upper surface of the sliding block 7, the lower row of balls 19 are contacted with the lower surface of the sliding block 7, each row of balls are a plurality of balls 19 which are arranged along the sliding direction, the balls 19 are in rolling connection in the ball sliding seat 6, and when the ball sliding seat 6 slides relative to the sliding block 7, the balls 19 in the ball sliding seat 6 are in rolling contact with the sliding block 7, so that friction resistance is reduced, and abrasion resistance is improved.
Example 2 bottle opening extrusion mechanism of bottle making machine
The embodiment is an improvement on a flexible extrusion structure of a bottle opening after a bottle opening die of a bottle making machine is closed, a die opening and closing driving mechanism drives a flexible extrusion assembly to generate driving force for driving left and right half dies, a ball sliding seat 6 and a support plate 10 in a sliding assembly continuously slide along a sliding block 7 under the action of the driving force, so that a compression spring 5 is contracted and deformed to form elastic force on the left and right half dies, the driving force and the elastic force extrude the left and right half dies to form mold clamping force for flexible extrusion of the bottle opening, flexible extrusion force is provided for the left and right half dies to extrude the bottle opening, flexible buffering effect is improved, and product quality is effectively improved.
The present embodiment adds the following technical features on the basis of embodiment 1: the flexible buffer assemblies are fixedly arranged between each group of sliding assemblies and the side bottle mouth half mould, the flexible buffer assemblies connected with the right half mould and the flexible buffer assemblies connected with the left half mould have the same structure, and the two flexible buffer assemblies are symmetrically arranged relative to the mould closing line of the bottle mouth mould, the embodiment is described by taking one group of flexible buffer assemblies as an example, and as shown in fig. 3, the flexible buffer assemblies comprise a connecting seat 8, an upper sliding block 2, an upper ball sliding seat 3, a support plate 10 and a pressure spring 5.
The connecting seat 8 is fixedly connected to the upper end face of the ball sliding seat 6, and the connecting seat 8 is used for being fixedly connected with a support plate 10 on one side, is also used for being connected with the upper ball sliding seat 3 above the ball sliding seat 6, and is also used for being connected with the power output end of the die opening and closing driving mechanism.
The upper ball sliding seat 3 is fixedly arranged above the ball sliding seat 6 through a connecting seat 8. The structure of the upper ball sliding seat 3 is the same as that of the ball sliding seat 6, the upper ball sliding seat 3 is provided with an upper rail which is in sliding connection with the upper sliding block 2, the upper rail is provided with a space which can clamp the upper sliding block 2, the left side and the right side of the upper sliding block 2 on the upper rail are respectively provided with a set of ball groups, each set of ball groups comprises an upper row of balls and a lower row of balls, the upper row of balls are contacted with the upper surface of the upper sliding block, the lower row of balls are contacted with the lower surface of the upper sliding block, each row of balls are a plurality of balls 19 arranged along the sliding direction, the balls 19 are in rolling connection with the upper ball sliding seat 3, and when the upper ball sliding seat 3 slides relative to the upper sliding block 2, the balls 19 in the upper ball sliding seat 3 are in rolling contact with the upper sliding block 2, so that friction resistance is reduced, and abrasion resistance is improved.
The upper sliding block 2 is arranged at the upper part of the upper ball sliding seat 3 in a sliding way and is fixedly connected with the half mould of the side bottle mouth.
The support plate 10 is fixedly arranged on one side of the sliding seat 3 through the connecting seat 8. A compression spring 5 with the expansion direction in the opening and closing direction of the die is fixedly arranged between the sliding block 7 and the support plate 10, so that after the bottleneck die is assembled, elastic extrusion force is applied to the bottleneck die by using the elastic force of the compression spring 5. In order to play a guiding role in sliding of the sliding block 7, a sliding block guide piece is fixed between the sliding block 7 and the support plate 10, the sliding block guide piece is a guide rod 4, one end of the guide rod 4 is fixedly connected to the sliding block 7, the other end of the guide rod 4 is arranged in the support plate 10 in a penetrating mode, the pressure spring 5 is sleeved on the guide rod 4 and is clamped and fixed between the end of the sliding block 7 and the support plate 10, a pre-tightening nut (not shown in the figure) for adjusting the elastic force of the pressure spring 5 is fixedly connected to the end of the support plate 10 of the guide rod 4, and the elastic force of the pressure spring 5 can be adjusted in advance through adjusting the pre-tightening nut according to the size of a bottle mouth of a bottle to be processed and the hardness of the bottle after heating, so that proper elastic extrusion force is provided for extrusion molding of the bottle mouth.
Example 3 bottle opening extrusion control device of bottle making machine
The embodiment comprises a bottle opening extrusion mechanism of a bottle making machine and a mold opening and closing driving mechanism, wherein the bottle opening extrusion mechanism of the bottle making machine is the structure in embodiment 1 or embodiment 2. The ball sliding seat 6 of each group of sliding assemblies is respectively connected with the power output end of a die opening and closing driving mechanism, and the die opening and closing driving mechanism is assembled on the bottle making machine frame body 9 and is used for controlling opening and closing of left and right half dies of a bottle mouth die.
The mold opening and closing driving mechanism in this embodiment is an improvement of the opening and closing driving mode of left and right mold halves of an original bottle opening, that is, the hinge part 14 of the lever arm 13 is arranged on the mold closing line of the left and right mold halves, the lever arm 13 is driven by the driving assembly to rotate around the hinge part 14, and the symmetrically arranged left connecting rod 11 and right connecting rod 12 are pushed to directly push the bottle opening left and right mold halves to slide in opposite directions or reversely, so that the extension length of the left connecting rod 11 and the right connecting rod 12 is shortened, and meanwhile, the stability of connection among the left connecting rod 11, the right connecting rod 12 and the left and right mold halves is ensured. As shown in fig. 4, the mold opening and closing driving mechanism in this embodiment includes a lever arm 13, a left connecting rod 11, a right connecting rod 12 and a driving assembly disposed at the front side of the bottleneck mold.
The lever arm 13 is connected and arranged corresponding to the mold clamping line of the left half mold and the right half mold, and the mold clamping line is positioned on the parting surface of the left half mold and the right half mold after being clamped.
The left connecting rod 11 is used for being fixedly connected with the left half die, namely one end of the left connecting rod 11 is fixedly connected with the left half die through the ball sliding seat 6 in the left sliding assembly. The right end of the left connecting rod 11 is sleeved in a left connecting column fixed above the hinge part 14 of the lever arm 13, so that the left connecting rod 11 pushes the left half die to move while the lever arm 13 rotates relative to the left connecting rod 11. The left end of the left connecting rod 11 is provided with threads at the position fixedly connected with the ball sliding seat 6 in the left sliding assembly so as to adjust the fixed position of the left half die for manufacturing the bottle mouth on the left connecting rod 11.
The right connecting rod 12 is used for being fixedly connected with the right half mould, namely one end of the right connecting rod 12 is fixedly connected with the right half mould through the ball sliding seat 6 in the right sliding assembly. The left end of the right connecting rod 12 is sleeved in a right connecting column fixed below the hinge part of the lever arm 13, so that the lever arm 13 rotates relative to the right connecting rod 12 and the right connecting rod 12 pushes the right half mould to move. Threads are arranged at the position where the right end of the right connecting rod 12 is fixedly connected with the ball sliding seat 6 in the right sliding assembly so as to adjust the fixed position of the right half die of the bottle opening on the right connecting rod 12.
The hinge part 14 is used for being hinged with the bottle making machine frame body and is the rotation center of the lever arm 13. The hinge 14 is located on the lever arm 13 between the left and right connecting bars 11, 12, the left and right connecting bars 11, 12 are symmetrically disposed with respect to the hinge 14, and the hinge 14 is located on the mold line of the left and right mold halves. The hinge 14 may be a hinge shaft rotatably coupled to the bottle making machine frame body. In this embodiment, the hinge portion 14 includes a supporting rod fixedly mounted on the bottle making machine frame body and a bearing with an inner ring fixedly connected to the supporting rod, and an outer ring of the bearing is mounted on the lever arm 13, so that the lever arm 13 rotates relative to the bottle making machine frame body under the action of the bearing.
The drive assembly is assembled on the lever arm 13 and is configured to drive the lever arm 13 to rotate about the hinge 14 in the prior art. In this embodiment, the driving assembly is a linear driver 17, and the power output end of the linear driver 17 is sleeved and connected with the bottom end of the lever arm 13. Specifically, the linear driver 17 is an electric screw, and the electric screw is a screw fixedly connected with the output end of the servo motor, and is in threaded connection with a screw nut sleeved and connected with the lever arm 3. The front side of the power output end (namely the screw nut) of the electric screw is fixedly provided with a deep groove ball bearing through a bearing pin, the deep groove ball bearing is sleeved in a connecting hole at the bottom end of the lever arm 13 for connecting the driving assembly, and the connecting hole is 8-shaped, so that the lever arm 13 rotates around the hinge part 14 under the pushing of the linear driver 17. Of course, the linear actuator 17 may also be a linear cylinder, a linear motor, or any other structure known in the art capable of moving the lever arm 13 linearly.
When the left half mould and the right half mould of the bottle making mouth are controlled to open by using the mould opening and closing driving mechanism under the control of the bottle making machine controller, the bottom end of the lever arm 13 is pushed by the linear driver 17 in a linear way, the lever arm 13 rotates around the hinge part 14 and pushes the left connecting rod 11 and the right connecting rod 12 to generate displacement in opposite directions, and the movement of the left connecting rod 11 and the right connecting rod 12 drives the left half mould and the right half mould connected with the left connecting rod 11 and the right connecting rod to generate relative movement, so that the left half mould and the right half mould move in opposite directions or reversely move to open the mould, and the opening and closing control of the left half mould and the right half mould is realized.
Example 4 bottle opening extrusion control method of bottle making machine
The present embodiment is implemented by using the bottle opening extrusion control device of the bottle making machine in embodiment 3, and the bottle opening extrusion mechanism of the bottle making machine is the structure of embodiment 1, and includes the following steps under the control of the bottle making machine controller:
s1, a mold opening and closing driving mechanism drives a sliding assembly to generate mold closing driving force for driving left and right mold halves
The linear driver 17 drives the lever arm 13 to rotate around the hinge part 14 and pushes the left connecting rod 11 and the right connecting rod 12 to drive the ball sliding seats 6 on two sides to slide along the sliding blocks 7 in opposite directions, namely, the sliding blocks 7 contact with the balls 19 in the tracks of the ball sliding seats 6 and slide relative to the balls 19, and corresponding mold clamping driving forces are respectively generated on the left half mold and the right half mold.
S2, after the left half mold and the right half mold are clamped, the left half mold and the right half mold mutually squeeze and press the bottle mouth under the action of clamping driving force.
S3, opening and resetting the left half mould and the right half mould
The linear driver 17 drives the lever arm 13 to rotate around the hinge part 14 and pushes the left connecting rod 11 and the right connecting rod 12 to drive the ball sliding seats 6 on two sides to reversely move along the sliding block 7, so that the left half die and the right half die are opened and reset.
Example 5 bottle opening extrusion control method of bottle making machine
The present embodiment is implemented by using the bottle opening extrusion control device of the bottle making machine in embodiment 3, and the bottle opening extrusion mechanism of the bottle making machine is the structure of embodiment 2, and includes the following steps under the control of the bottle making machine controller:
s1, a mold opening and closing driving mechanism drives a sliding assembly to generate mold closing driving force for driving left and right mold halves
The linear driver 17 drives the lever arm 13 to rotate around the hinge part 14 and pushes the left connecting rod 11 and the right connecting rod 12 to drive the ball sliding seats 6 on two sides to slide along the sliding blocks 7 in opposite directions, namely, the sliding blocks 7 contact with the balls 19 in the tracks of the ball sliding seats 6 and slide relative to the balls 19, and corresponding mold clamping driving forces are respectively generated on the left half mold and the right half mold.
S2, flexible extrusion bottleneck after die assembly
After the left half mold and the right half mold are clamped, the mold opening and closing driving mechanism drives the support plates 10 connected with the upper ball sliding seat 3 on the flexible buffer assembly to slide relative to the upper sliding block 2 respectively, namely, the clamping driving force drives the support plates 10 connected with the upper ball sliding seat 3 on the left half mold and the right half mold to slide relative to the upper sliding block 2, the upper sliding block 2 contacts with the balls in the upper track of the upper ball sliding seat 3 and slides relative to the balls in the upper track, and the elastic force generated by shrinkage of the pressure spring 5 forms the elastic extrusion force on the left half mold and the right half mold. The left half mold and the right half mold form flexible mold clamping force on the processed bottle mouth under the drive of the elastic extrusion force.
S3, opening and resetting the left half mould and the right half mould
The linear driver 17 drives the lever arm 13 to rotate around the hinge part 14 and pushes the left connecting rod 11 and the right connecting rod 12 to drive the ball sliding seats 6 on two sides to reversely move along the sliding block 7, so that the left half die and the right half die are opened and reset.
It should be noted that the foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but the present invention is described in detail with reference to the foregoing embodiment, and it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A bottle opening extrusion control device of a bottle making machine is characterized in that: the device comprises a bottle opening extrusion mechanism of a bottle making machine and a die opening and closing driving mechanism assembled on a bottle making machine frame body, wherein a ball sliding seat of each group of sliding assemblies is respectively connected with a power output end of the die opening and closing driving mechanism;
the bottle opening extrusion mechanism of the bottle making machine comprises two groups of sliding assemblies with the same structure and correspondingly arranged on left and right half molds of a bottle opening mold, wherein one group of sliding assemblies comprises a ball sliding seat and a sliding block, the ball sliding seat is used for being connected with a power output end of a mold opening and closing driving mechanism, the sliding block is fixedly arranged on a bottle making machine frame body, the ball sliding seat is connected with the bottle opening half mold at the side, a rail which is in sliding connection with the sliding block is arranged on the ball sliding seat, and balls which are in contact with the surface of the sliding block are in rolling connection with the rail;
the mold opening and closing driving mechanism comprises a lever arm, a driving assembly and left and right connecting rods for driving the sliding assembly, wherein the lever arm is provided with a hinge part for being hinged with a bottle making machine frame body, the hinge part is positioned on a mold closing line of the left half mold and the right half mold, one end parts of the left and right connecting rods are sleeved on the lever arm and symmetrically arranged relative to the hinge part, the other end parts of the left and right connecting rods are respectively connected with a ball sliding seat in the sliding assembly, and the lever arm is provided with the driving assembly for driving the lever arm to rotate around the hinge part.
2. The bottle opening squeeze control of a bottle making machine according to claim 1, wherein: the left side and the right side of the sliding block on the track are respectively provided with a set of ball groups, each set of ball group comprises an upper row of balls and a lower row of balls which are used for being contacted with the upper surface and the lower surface of the sliding block, and each row of balls is a plurality of balls arranged along the sliding direction.
3. The bottle neck extrusion control device according to claim 1 or 2, wherein: the flexible buffer assembly comprises an upper ball slide seat which is fixedly arranged above the ball slide seat and has the same structure as the ball slide seat and an upper slide block which is connected with the side bottle mouth half mould, the upper ball slide seat is connected with the upper slide block in a sliding manner, a support plate is fixedly arranged on one side of the upper ball slide seat, and a pressure spring which is used for providing elastic extrusion force for the bottle mouth mould to extrude the bottle mouth is arranged between the upper slide block and the support plate.
4. A bottle opening squeeze control as set forth in claim 3, wherein: a slide block guide piece for guiding the upper slide block in a sliding way is arranged between the upper slide block and the support plate; the slider guide piece is the guide bar, and the one end and the last slider fixed connection of guide bar, the other end of guide bar wear to adorn in the extension board, and the pressure spring suit is on the guide bar between slider tip and the extension board on being located.
5. The bottle opening squeeze control of a bottle making machine of claim 4, wherein: the guide rod is provided with a pre-tightening nut for adjusting the elasticity of the pressure spring.
6. A bottle opening extrusion control method of a bottle making machine is characterized in that: the bottle opening extrusion control device of the bottle making machine according to any one of claims 1 to 5, comprising the following steps:
s1, driving a ball sliding seat to move along a sliding block by a mold opening and closing driving mechanism, and respectively generating corresponding mold closing driving forces on left and right mold halves;
s2, closing the left half mould and the right half mould, and extruding to manufacture a bottle mouth;
s3, the mold opening and closing driving mechanism drives the left half mold and the right half mold to open and reset.
7. The bottle opening extrusion control method of the bottle making machine according to claim 6, wherein:
s1, driving a sliding assembly to respectively generate corresponding mold clamping driving forces on left and right mold halves by a mold opening and closing driving mechanism;
s2, after the die is closed, the die opening and closing driving mechanism drives the compression springs on the flexible buffer assembly respectively, and the elastic force of the compression springs forms elastic extrusion force on the left half die and the right half die;
s3, under the drive of the elastic extrusion force, the left half mold and the right half mold form flexible clamping force on the processed bottle mouth;
s4, the mold opening and closing driving mechanism drives the left half mold and the right half mold to open and reset.
8. The bottle opening extrusion control method of the bottle making machine according to claim 7, wherein:
s1, a driving assembly drives a lever arm to rotate around a hinge part and pushes a left connecting rod and a right connecting rod to respectively generate corresponding mold closing driving forces on left and right mold halves;
s2, after die assembly, the die opening and closing driving mechanism drives a support plate connected with the upper ball sliding seat on the flexible buffer assembly to slide relative to the upper sliding block, and the elastic force of the pressure spring forms elastic extrusion force on the left half die and the right half die;
s3, under the drive of the elastic extrusion force, the left half mold and the right half mold form flexible clamping force on the processed bottle mouth;
s4, the driving assembly drives the lever arm to rotate around the hinge part and pushes the left connecting rod and the right connecting rod to move reversely, so that the left half die and the right half die are driven to open and reset.
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| CN202011610066.4A CN112645572B (en) | 2020-12-31 | 2020-12-31 | Bottle opening extrusion mechanism of bottle making machine and corresponding control device and control method |
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| CN202011610066.4A CN112645572B (en) | 2020-12-31 | 2020-12-31 | Bottle opening extrusion mechanism of bottle making machine and corresponding control device and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2016638A1 (en) * | 1968-08-30 | 1970-05-08 | Dichter Hans | Shaping bottle necks |
| CN202148248U (en) * | 2011-08-04 | 2012-02-22 | 张士华 | Vertical-to-horizontal device for batch-type bottle-making machine |
| CN204550383U (en) * | 2015-03-10 | 2015-08-12 | 石家庄陆源机械制造有限公司 | Bottle-making machine pressure mouth shaping control device |
| CN110330216A (en) * | 2019-07-19 | 2019-10-15 | 泉州丰泽贵丰机械科技有限公司 | A kind of mold shaving liner bottle ring demoulding in the glass bottle opening side molding cunning of counterbore |
| CN110590137A (en) * | 2019-10-12 | 2019-12-20 | 浙江赛腾自动化设备有限公司 | XiLin bottle-making machine servo control forming table |
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2020
- 2020-12-31 CN CN202011610066.4A patent/CN112645572B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2016638A1 (en) * | 1968-08-30 | 1970-05-08 | Dichter Hans | Shaping bottle necks |
| CN202148248U (en) * | 2011-08-04 | 2012-02-22 | 张士华 | Vertical-to-horizontal device for batch-type bottle-making machine |
| CN204550383U (en) * | 2015-03-10 | 2015-08-12 | 石家庄陆源机械制造有限公司 | Bottle-making machine pressure mouth shaping control device |
| CN110330216A (en) * | 2019-07-19 | 2019-10-15 | 泉州丰泽贵丰机械科技有限公司 | A kind of mold shaving liner bottle ring demoulding in the glass bottle opening side molding cunning of counterbore |
| CN110590137A (en) * | 2019-10-12 | 2019-12-20 | 浙江赛腾自动化设备有限公司 | XiLin bottle-making machine servo control forming table |
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