CN210477776U - Servo drive swing arm locking mechanism - Google Patents
Servo drive swing arm locking mechanism Download PDFInfo
- Publication number
- CN210477776U CN210477776U CN201921064426.8U CN201921064426U CN210477776U CN 210477776 U CN210477776 U CN 210477776U CN 201921064426 U CN201921064426 U CN 201921064426U CN 210477776 U CN210477776 U CN 210477776U
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- shaft
- driving
- swing arm
- mould
- plate
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Abstract
The utility model discloses a servo drive swing arm locking mechanism, include: the mould comprises mould fixing plates, mould guide shafts, linear guide rails and a driving mechanism, wherein the number of the mould fixing plates is two, the two mould fixing plates are arranged oppositely and are used for matching to form a required mould; a mould guide shaft is arranged between the mould fixing plates; the driving mechanism is used for driving the two die fixing plates to horizontally slide on the linear guide rail and the die guide shaft. The swing arm driving of the servo driving swing arm die-closing mechanism of the utility model has the advantages that the die bottom die moves synchronously, the stress of each part is small, and the structure is simple; the operation is stable, the noise is reduced, the speed control range is wide, and the responsiveness is good; the device is suitable for large-scale injection molding machines, the stress condition is ideal, and the abrasion is small; compared with a three-plate type mold closing mechanism, the whole machine has short length, compact and simple structure and small required space and occupied space; can realize linkage with other mechanisms and is suitable for a down-blowing and up-blowing linear bottle blowing machine.
Description
Technical Field
The utility model belongs to plastics model manufacture equipment field especially relates to a servo drive swing arm locking mechanism.
Background
The blow molding technology has low equipment cost, can form complicated hollow products, and is widely applied to the industries of packaging, soft material industry, toy, automobile manufacturing and the like. The mould closing mechanism is key equipment in the blow molding technology, is safe and simple to operate, greatly improves the production efficiency and the product quality of the mould, can prolong the service life of the mould, shortens the manufacturing period of the mould and ensures that the mould is better safely guaranteed in production. As shown in fig. 1, the conventional three-plate mold clamping mechanism has relatively high cost, complex structure, and large noise and vibration.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a servo drive swing arm locking mechanism, compact structure is succinct, and mould die block simultaneous movement, each part atress is little, noise reduction and vibrations.
In order to achieve the above object, the utility model adopts the following technical scheme:
a servo-actuated swing arm clamping mechanism, comprising: the mould comprises mould fixing plates, mould guide shafts, linear guide rails and a driving mechanism, wherein the number of the mould fixing plates is two, the two mould fixing plates are arranged oppositely and are used for matching to form a required mould; a mould guide shaft is arranged between the mould fixing plates; the driving mechanism is used for driving the two die fixing plates to horizontally slide on the linear guide rail and the die guide shaft.
Preferably, the driving mechanism comprises a driving shaft, a swing arm, a connecting shaft, a first fixing shaft, a second fixing shaft, a first driving arm and a second driving arm, the driving shaft is connected with one end of the swing arm, the other end of the swing arm is connected with the connecting shaft, the connecting shaft is further connected with the first driving arm and the second driving arm, the first driving arm and the second driving arm move relatively around the connecting shaft, and the first driving arm and the second driving arm are respectively connected with the die fixing plate.
More preferably, the driving shaft is powered by a servo motor to swing forwards and backwards for a certain angle.
The optimization effect brought by the optimization scheme is that the speed control range is wide and the responsiveness is good.
More preferably, the driving shaft is fixedly connected with the swing arm without relative movement.
More preferably, the first driving arm includes a first connecting rod, a first connecting plate and a third connecting rod, one end of the first connecting rod is connected to the connecting shaft, the other end of the first connecting rod is connected to the first connecting plate, the first connecting plate is connected to the first fixed shaft, the first connecting plate is further connected to the third connecting rod, and the other end of the third connecting rod is connected to the mold fixing plate; the second driving arm comprises a second connecting rod, a second connecting plate and a fourth connecting rod, one end of the second connecting rod is connected with the connecting shaft, the other end of the second connecting rod is connected with the second connecting plate, the second connecting plate is connected onto the second fixing shaft, the second connecting plate is further connected with the fourth connecting rod, and the other end of the fourth connecting rod is connected with the die fixing plate.
More preferably, the first link plate can rotate around the first fixed shaft, and the second link plate can rotate around the second fixed shaft.
More preferably, the third link and the fourth link are respectively connected by a fixing portion located at a side of the die fixing plate.
More preferably, the connecting shaft is connected with a bottom die fixing plate through a knuckle bearing and a floating knuckle bearing, and the bottom die fixing plate is located above the die fixing plate.
More preferably, the bottom die fixing plate is vertically movable on a bottom die guide shaft.
The optimization effect that this optimization scheme brought is when the mould fixed plate is closed, the die block fixed plate tightly covers the mould fixed plate top guarantees the stability of mould fixed plate not have and floats.
Preferably, a support is further erected above the bottom die fixing plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. a swing arm drive of servo drive swing arm locking mechanism, mould die block simultaneous movement, each part atress is little, simple structure.
2. A servo drive swing arm locking mechanism operation stable, noise reduction, speed control range are wide, responsiveness is good.
3. A servo drive swing arm locking mechanism be fit for large-scale injection molding machine, the atress situation ideal does not receive the compound die power, wearing and tearing are very little.
4. A servo drive swing arm locking mechanism compare with three board-like locking mechanisms, the length of complete machine is short, compact structure is succinct, required space is little with the occupation of land space.
5. A servo drive swing arm locking mechanism can realize linking with other mechanisms, adapt to down-blowing and up-blowing straight line bottle blowing machine.
Drawings
Fig. 1 is a schematic structural diagram of a three-plate mold clamping mechanism in the prior art.
Fig. 2 is a schematic structural view of a servo-driven swing arm locking mechanism according to the present invention.
Fig. 3 is a vertical cross-sectional view of a servo-driven swing arm clamping mechanism perpendicular to a linear guide rail according to the present invention.
Fig. 4 is another schematic structural diagram of a servo-driven swing arm clamping mechanism according to the present invention.
Wherein, 1, a driving shaft; 2. swinging arms; 3. a connecting shaft; 4. a first link; 5. a second link; 6. a first fixed shaft; 7. a second fixed shaft; 8. a first connecting plate; 9. a second connecting plate; 10. a third link; 11. a fourth link; 12. a mold fixing plate 121, a fixing portion; 13. a mold guide shaft; 14. a linear guide rail; 15. A knuckle bearing; 16. a floating spherical plain bearing; 17. a bottom die fixing plate; 18. a bottom die guide shaft; 19. and (4) a bracket.
Detailed Description
For a better understanding of the present invention, the contents of the present invention will be further clarified below with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.
It should be noted that the terms "first", "second", and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Examples
As shown in fig. 2 and 3, a servo-driven swing arm clamping mechanism includes: the mould fixing plate comprises two mould fixing plates 12, a mould guide shaft 13, a linear guide rail 14 and a driving mechanism, wherein the two mould fixing plates 12 are arranged oppositely and are used for forming a required mould in a matching way; a mould guide shaft 13 is arranged between the mould fixing plates 12; the driving mechanism is used for driving the two die fixing plates 12 to horizontally slide on the linear guide rail and the die guide shaft 13.
The driving mechanism comprises a driving shaft 1, a swing arm 2, a connecting shaft 3, a first fixing shaft 6, a second fixing shaft 7, a first driving arm and a second driving arm, the driving shaft 1 provides power for positive and negative swinging at a certain angle through a servo motor, the driving shaft 1 is connected with one end of the swing arm 2, and the driving shaft 1 is fixedly connected with the swing arm 2 and does not move relatively. The other end of the swing arm 2 is connected with the connecting shaft 3, the connecting shaft 3 is further connected with a first driving arm and a second driving arm, the first driving arm and the second driving arm move relatively around the connecting shaft 3, and the first driving arm and the second driving arm are respectively connected with the die fixing plate 12.
The first driving arm comprises a first connecting rod 4, a first connecting plate 8 and a third connecting rod 10, one end of the first connecting rod 4 is connected with the connecting shaft 3, the other end of the first connecting rod is connected with the first connecting plate 8, the first connecting plate 8 is connected to the first fixing shaft 6, the first connecting plate 8 can rotate around the first fixing shaft 6, the first connecting plate 8 is further connected with the third connecting rod 10, and the other end of the third connecting rod 10 is connected with the mold fixing plate 12.
The second driving arm comprises a second connecting rod 5, a second connecting plate 9 and a fourth connecting rod 11, one end of the second connecting rod 5 is connected with the connecting shaft 3, the other end of the second connecting rod is connected with the second connecting plate 9, the second connecting plate 9 is connected onto the second fixing shaft 7, the second connecting plate 9 can rotate around the second fixing shaft 7, the second connecting plate 9 is further connected with the fourth connecting rod 11, and the other end of the fourth connecting rod 11 is connected with the mold fixing plate 12.
The third link 10 and the fourth link 11 are connected by a fixing portion 121 located at a side of the die fixing plate 12, respectively.
The connecting shaft 3 is connected with a bottom die fixing plate 17 through a joint bearing 15 and a floating joint bearing 16, and the bottom die fixing plate 17 is positioned above the die fixing plate 12. The bottom die fixing plate 17 is vertically movable on a bottom die guide shaft 18. When the mold fixing plate 12 is closed, the bottom mold fixing plate tightly covers the top end of the mold fixing plate 12, so that the mold fixing plate 12 is stable and free of floating. A bracket 19 is also erected above the bottom die fixing plate 17.
The utility model discloses a when mould opening and shutting motion is done to servo drive swing arm locking mechanism, servo motor drives and moves drive shaft 1 and do the back and forth movement, and swing arm 2 does not have relative motion with drive shaft 1, therefore drive shaft 1 drives swing arm 2 and reciprocates. The swing arm 2 drives the connecting shaft 3 to reciprocate vertically, and at the moment, the connecting shaft 3 drives the first connecting rod 4 and the second connecting rod 5 to reciprocate. The first connecting rod 4 drives the first connecting plate 8 to reciprocate around the first fixed shaft 6, and the second connecting rod 5 drives the second connecting plate 9 to reciprocate around the second fixed shaft 7. Wherein the first stationary shaft 6 and the second stationary shaft 7 are stationary. Therefore, the third connecting rod 10 connected with the first connecting plate 8 reciprocates to drive the die fixing plate 12 to do linear reciprocating motion on the die guide shaft 13 and the linear guide rail 14, and the fourth connecting rod 11 connected with the second connecting plate 9 reciprocates to drive the die fixing plate 12 to do linear reciprocating motion on the die guide shaft 13 and the linear guide rail 14, namely, the die opening and closing motion is done.
Meanwhile, when the connecting shaft 3 reciprocates in the vertical direction, the joint bearing 15 and the floating joint bearing 16 drive the bottom die fixing plate 17 to reciprocate up and down on the bottom die guide shaft 18. When the mold fixing plate 12 is closed, the bottom mold fixing plate 17 tightly covers the top end of the mold fixing plate 12, so that the mold fixing plate 12 is stable and free of floating.
In a preferred embodiment of the present invention, the first driving arms are symmetrically disposed on both sides of the bracket 19 in pairs and are located on one side of the mold fixing plate 12; the second driving arms are symmetrically arranged on both sides of the bracket 19 in pairs at the other side of the mold fixing plate 12.
Referring to fig. 2 and 3, a servo-driven swing arm mold clamping mechanism of the present embodiment is a blow-down mold clamping mechanism, but not only a blow-down mold clamping mechanism. As shown in fig. 4, the present invention can be fixed and turned by other devices as an upward blowing mold clamping mechanism.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A servo drive swing arm locking mechanism, characterized by, includes: the mould comprises mould fixing plates, mould guide shafts, linear guide rails and a driving mechanism, wherein the number of the mould fixing plates is two, the two mould fixing plates are arranged oppositely and are used for matching to form a required mould; a mould guide shaft is arranged between the mould fixing plates; the driving mechanism is used for driving the two die fixing plates to horizontally slide on the linear guide rail and the die guide shaft.
2. The servo-driven swing arm die clamping mechanism according to claim 1, wherein the driving mechanism comprises a driving shaft, a swing arm, a connecting shaft, a first fixing shaft, a second fixing shaft, a first driving arm and a second driving arm, the driving shaft is connected with one end of the swing arm, the other end of the swing arm is connected with the connecting shaft, the connecting shaft is further connected with the first driving arm and the second driving arm, the first driving arm and the second driving arm move relatively around the connecting shaft, and the first driving arm and the second driving arm are respectively connected with the die fixing plate.
3. The servo-driven swing arm clamping mechanism of claim 2, wherein the driving shaft is powered by a servo motor to swing forward and backward for a certain angle.
4. The servo-actuated swing arm clamping mechanism of claim 2, wherein said drive shaft is fixedly connected to said swing arm without relative movement.
5. The servo-driven swing arm clamping mechanism according to claim 2, wherein the first driving arm comprises a first connecting rod, a first connecting plate and a third connecting rod, one end of the first connecting rod is connected with the connecting shaft, the other end of the first connecting rod is connected with the first connecting plate, the first connecting plate is connected with the first fixed shaft, the first connecting plate is further connected with the third connecting rod, and the other end of the third connecting rod is connected with the mold fixing plate;
the second driving arm comprises a second connecting rod, a second connecting plate and a fourth connecting rod, one end of the second connecting rod is connected with the connecting shaft, the other end of the second connecting rod is connected with the second connecting plate, the second connecting plate is connected onto the second fixing shaft, the second connecting plate is further connected with the fourth connecting rod, and the other end of the fourth connecting rod is connected with the die fixing plate.
6. The servo-actuated swing arm clamping mechanism of claim 5, wherein said first link plate is rotatable about said first fixed axis and said second link plate is rotatable about said second fixed axis.
7. The servo-actuated swing arm clamping mechanism according to claim 5, wherein said third link and said fourth link are connected by a fixing portion at a side of said mold fixing plate, respectively.
8. The servo-actuated swing arm clamping mechanism according to claim 2, wherein the connecting shaft is connected to a bottom die fixing plate through a knuckle bearing and a floating knuckle bearing, and the bottom die fixing plate is located above the die fixing plate.
9. The servo-actuated swing arm clamping mechanism of claim 8, wherein said bottom die holding plate is vertically movable on a bottom die guide shaft.
10. The servo-actuated swing arm clamping mechanism according to claim 8 or 9, wherein a support is further erected above the bottom die fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064426.8U CN210477776U (en) | 2019-07-09 | 2019-07-09 | Servo drive swing arm locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921064426.8U CN210477776U (en) | 2019-07-09 | 2019-07-09 | Servo drive swing arm locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210477776U true CN210477776U (en) | 2020-05-08 |
Family
ID=70530169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921064426.8U Expired - Fee Related CN210477776U (en) | 2019-07-09 | 2019-07-09 | Servo drive swing arm locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210477776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977763A (en) * | 2021-10-22 | 2022-01-28 | 会同县凯润建材有限公司 | Pipe making machine for manufacturing fiber cement pipe |
-
2019
- 2019-07-09 CN CN201921064426.8U patent/CN210477776U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977763A (en) * | 2021-10-22 | 2022-01-28 | 会同县凯润建材有限公司 | Pipe making machine for manufacturing fiber cement pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20210709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |