CN205416270U - Single cylinder vertical compression formula locking mechanism - Google Patents
Single cylinder vertical compression formula locking mechanism Download PDFInfo
- Publication number
- CN205416270U CN205416270U CN201620240169.9U CN201620240169U CN205416270U CN 205416270 U CN205416270 U CN 205416270U CN 201620240169 U CN201620240169 U CN 201620240169U CN 205416270 U CN205416270 U CN 205416270U
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- housing
- oil duct
- oil
- containing cavity
- piston bar
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Abstract
The utility model discloses a single cylinder vertical compression formula locking mechanism, including shifting formwork jar, fixed die plate, movable mould board and tailboard, wherein fixed die plate, movable mould board and tailboard connect gradually, the shifting formwork jar include first casing, second casing, shifting formwork piston rod, mode locking piston rod, with mode locking piston rod integrated into one piece's piston, case and valve gap. The utility model has the advantages of simple structure, the leakproofness is good, and operational reliability in the time of increasing the mode locking adopts inner loop formula structure moreover, can effectively improve the cycle efficiency of hydraulic oil, reduces the energy consumption and guarantees mold movement speed.
Description
Technical field
This utility model relates to clamping design field, especially relates to a kind of single cylinder vertical compression type mould closing mechanism.
Background technology
Injection machine, during to product injection mo(u)lding, needs to carry out the work such as shifting formwork and locked mode, therefore would generally arrange the clamping that can realize this type of action on injection machine.And owing to the driving force of hydraulic system is big; stable movement; therefore many clampings employ HYDRAULIC CONTROL SYSTEM; but the mould shifting oil cylinder of traditional fluid pressure type clamping many employings outer circulation type realizes the hydraulic oil in shifting formwork and locked mode action, i.e. mould shifting oil cylinder to be required to access from the external world and carry out circulation cycle with the external world.Its circulation for convenience of this clamping needs to arrange multiple turnover oilhole on housing; make clamping structure complicated; and make oil circuit complicated; response time is longer, and the circulation rate causing hydraulic oil is relatively slow, and logical oil mass is low; not only can reduce the speed of shifting formwork; and when locked mode boosting time long, the work efficiency of injection machine can be affected, and increase energy consumption.On the other hand, the traditional locks mould oil cylinder worked in high pressure, its poor sealing, being easily caused pressure release to reveal and cause damage, the most traditional Mode-locking oil cylinder is independently arranged due to piston rod and piston, and the intensity of piston rod is relatively low and its fatigue resistance is low, service life is short, poor reliability.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, good airproof performance, and fatigue resistance is high, and the life-span is long, and the cycle efficieny of hydraulic oil is high, the single cylinder vertical compression type mould closing mechanism of the internal-circulation type that work efficiency is high.
nullAccording to an aspect of the present utility model，Provide a kind of single cylinder vertical compression type mould closing mechanism，Including mould moving cylinder、Solid plate、Moving platen and tailgate，Wherein solid plate、Moving platen and tailgate are sequentially connected with，Mould moving cylinder includes the first housing、Second housing、Shifting formwork piston rod、Locking piston bar、Piston integrated with locking piston bar、Spool and valve gap，First shell one end is arranged in the second housing，The other end is arranged in tailgate，Second shell one end is arranged on the first housing，The other end is arranged on moving platen，Valve gap is connected with locking piston bar，Shifting formwork piston rod one end is arranged in locking piston bar，The other end is fixed in tailgate，Piston is arranged in the first housing，Spool is arranged on locking piston bar，And be all correspondingly arranged with piston and valve gap，The first containing cavity and the second containing cavity it is provided with in first housing，The first cavity and the second cavity it is provided with in second housing，Second containing cavity and the first cavity are connected，The first oil pocket and the second oil pocket it is provided with in locking piston bar，Locking piston bar is provided with the first oil duct and the second oil duct，Locking piston bar、Spool and valve gap surround the first valve port，Locking piston bar and spool surround the second valve port，First oil duct and the connection of the first valve port，Second oil duct and the connection of the second valve port.
The beneficial effects of the utility model are: this utility model by the logical oil situation controlling the first oil pocket and the second oil pocket realize moving platen and solid plate near or away from; matched moulds and die sinking action is realized with this; coordinate again and affect the state of the first valve port and the second valve port so that spool moves to different directions at the first oil duct or the second oil duct input hydraulic pressure oil; to control the first containing cavity and the connected state of the second containing cavity, thus locking piston bar is carried out effect that is locked or that loosen to reach locked mode or shifting formwork.Locking piston bar of the present utility model and piston are made of one formula can improve the intensity of locking piston bar and piston; damage ensureing them to be difficult to by hydraulic oil; and its fatigue strength can be improved; to extend its service life; spool and piston, valve gap be correspondingly arranged the stop position that can limit when spool moves; ensure work reliable and accurately of spool; arranging of shifting formwork piston rod can facilitate the connection with injection machine; and ensure that when the logical oil situation of the first oil pocket and the second oil pocket changes, moving platen can move in time.Simple in construction of the present utility model, good airproof performance, functional reliability when can increase locked mode, and use internal-circulation type structure, the cycle efficieny of hydraulic oil can be effectively improved, reduce energy consumption and ensure speed of moving mold.
In some embodiments, the volume sum of the second containing cavity and the first cavity is equal to the volume of the first containing cavity.This two-part volume is equal, hydraulic oil energy Rapid Circulation and follow bad reliable when can facilitate circulation in it, is difficult to occur that unreasonable to cause hydraulic oil fully to follow bad because a certain partial volume is arranged, causes shifting formwork to make mistakes.
In some embodiments, the first housing is provided with high pressure hydraulic fluid port, and wherein high pressure hydraulic fluid port and the first containing cavity are connected.Arranging of high pressure hydraulic fluid port can facilitate the first containing cavity and the connection of outside oil circuit, it is ensured that in time the first containing cavity can be passed through hydraulic oil when locked mode.
In some embodiments, the first housing is provided with the first through hole, and wherein the first through hole and the second containing cavity and the first cavity all connect.Arranging of first through hole can facilitate the second containing cavity and the running of hydraulic power oil of the first cavity, makes hydraulic fluid pressure can be evenly distributed on the first housing, damaged to ensure that the first housing is difficult to.
In some embodiments, the second housing is provided with the second through hole, and wherein the second through hole and the second cavity are connected.Arranging of second through hole can facilitate the second cavity to be connected with air, prevents moving platen when mobile, and the air pressure in the second cavity damages the second housing by pressure, it is ensured that the reliability that mechanism uses.
In some embodiments, valve gap is provided with connecting hole, and the first oil duct, connecting hole and the first valve port all connect.Connecting hole the setting that can facilitate the first oil duct is set, to ensure that the position of the first oil duct is arranged accurately.
In some embodiments, piston is provided with side oil duct, and wherein side oil duct and the second containing cavity are connected.Survey arranging of oil duct and can increase the circulation area of hydraulic oil between the first containing cavity and the second containing cavity; the velocity of liquid assets of hydraulic oil and efficiency during circulation in improving, and can prevent high pressure liquid force feed concentrations from making pressure too big and piston and locking piston bar are caused damage.
In some embodiments, shifting formwork piston rod is provided with the 3rd oil duct, and wherein the 3rd oil duct and the first oil pocket are connected.The arranging of 3rd oil duct can facilitate and the first oil pocket carries out logical oil, it is ensured that the control reliability of the first oil pocket.
In some embodiments, locking piston bar is provided with the 4th oil duct, and wherein the 4th oil duct and the second oil pocket are connected.The arranging of 4th oil duct can facilitate and the second oil pocket carries out logical oil, it is ensured that the control reliability of the second oil pocket.
Accompanying drawing explanation
Fig. 1 is the structural representation of the single cylinder vertical compression type mould closing mechanism of a kind of embodiment of the present utility model.
Fig. 2 is the partial enlarged drawing of the part A of a kind of single cylinder vertical compression type mould closing mechanism shown in Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail.
With reference to Fig. 1 and Fig. 2, a kind of single cylinder vertical compression type mould closing mechanism of the present utility model, including mould moving cylinder 1, solid plate 2, moving platen 3 and tailgate 4, wherein solid plate 2, moving platen 3 and tailgate 4 are sequentially connected with.
Mould moving cylinder 1 includes first housing the 11, second housing 12, shifting formwork piston rod 13, locking piston bar 14 and the integrated piston of locking piston bar 14 15, spool 16 and valve gap 17.Wherein first housing 11 one end is arranged in the second housing 12; the other end is fixedly mounted in tailgate 4; second housing 12 one end is arranged on the first housing 11; the other end is fixedly mounted on moving platen 3, and valve gap 17 is connected with locking piston bar 14, and shifting formwork piston rod 13 one end is arranged in locking piston bar 14; the other end sequentially passes through valve gap 17 and tailgate 4; and be fixed in tailgate 4, piston 15 is arranged in the first housing 11, and spool 16 is arranged on locking piston bar 14.
Being provided with the first containing cavity 111 and the second containing cavity 112 in first housing 11, it lays respectively at the both sides of piston 15.The first cavity 121 and the second cavity 122 it is provided with in second housing 12, it lays respectively at the both sides of second housing 12 installation place in the first housing 11, being additionally provided with the first through hole 114 on second housing 12, the second containing cavity 112 is connected by the first through hole 114 with the first cavity 121.Being provided with the first oil pocket 141 and the second oil pocket 142 in locking piston bar 14, it lays respectively at shifting formwork piston rod 13 both sides of installation place in locking piston bar 14, and locking piston bar 14 is additionally provided with the first oil duct 143 and the second oil duct 144.Shifting formwork piston rod 13 is provided with the 3rd oil duct 131, and the 3rd oil duct 131 is connected with the first oil pocket 141, and locking piston bar 14 is provided with the 4th oil duct 145, and the 4th oil duct 145 is connected with the second oil pocket 142.First housing 11 is additionally provided with high pressure hydraulic fluid port 113, and high pressure hydraulic fluid port 113 is connected with the first containing cavity 111, and piston 2 is additionally provided with side oil duct 21, and side oil duct 21 is connected with the second containing cavity 112.It addition, the second housing 12 is additionally provided with the second through hole 123, the second cavity 122 is connected with air by the second through hole 123.The volume sum of the second containing cavity 112 and the first cavity 121 is equal to the volume of the first containing cavity 111.
nullIn spool 16, side is provided with the first valve port 161，Opposite side is provided with the second valve port 162，First valve port 161 is by locking piston bar 14、Spool 16 and valve gap 17 surround，Second valve port 162 is surrounded by locking piston bar 14 and spool 16，Valve gap 17 is additionally provided with connecting hole 171，First oil duct 143 is connected with the first valve port 161 by connecting hole 171，Second oil duct 144 connects with the second valve port 162，Spool 16 is all correspondingly arranged with piston 15 and valve gap 17，When spool 16 after i.e. installing moves toward the direction of piston 15，Spool 16 can contact with piston 15 and the first containing cavity 111 and the second containing cavity 112 are disconnected connection，When spool 16 moves toward the direction of valve gap 17，Spool 16 can contact with valve gap 17 and make the first containing cavity 111 and the second containing cavity 112 to be connected.
During utility model works; when carrying out mould assembling action, i.e. need to allow moving platen 3 move toward solid plate 2 direction, be passed through hydraulic oil toward the 4th oil duct 145; hydraulic oil enters into the second oil pocket 142 from the 4th oil duct 145; owing to shifting formwork piston rod 13 maintains static, hydraulic oil promotes locking piston bar 14 to move, and locking piston bar 14 band moving platen 3 moves toward solid plate 2 direction; until matched moulds puts in place; stopping being passed through hydraulic oil in the 4th oil duct 145, moving platen 3 no longer moves, and completes mould assembling action.
When carrying out locked mode action, being passed through hydraulic oil toward the first oil duct 143, hydraulic oil enters into intercommunicating pore 171 from the first oil duct 143, enters back in the first valve port 161.Enter into the hydraulic oil in the first valve port 161 and act on the side of spool 16, spool 16 is promoted to move toward piston 15 direction, when spool 16 contacts with piston 15, the first containing cavity 111 and the second containing cavity 112 are cut off, and the i.e. first containing cavity 111 cannot connect with the second containing cavity 112.Now; in the first containing cavity 111, it is passed through hydraulic oil again by high pressure hydraulic fluid port 113; owing to hydraulic oil cannot flow in the second containing cavity 112; hydraulic oil can push down piston 15 and locking piston bar 14 integrated with piston 15; hydraulic oil provides clamp force for locking piston bar 14; locking piston bar 14 maintains static, thus realizes locked mode action.
When carrying out die sinking action, first suitably lay down a part of hydraulic oil in the first containing cavity 111 so that spool 16 can move, then, stopping being passed through hydraulic oil in the first oil duct 143, be passed through hydraulic oil in second oil duct 144 that alters course, hydraulic oil enters in the second valve port 162 from the second oil duct 143.Enter into the hydraulic oil in the second valve port 162 and act on the opposite side of spool 16, spool 16 is promoted to move toward valve gap 17 direction, spool 16 and piston 15 separate, first containing cavity 111 connects with the second oil accommodating 112, hydraulic oil in first containing cavity 111 flows rapidly in the second containing cavity 112 by the side oil duct 151 of piston 15, hydraulic oil no longer pushes down piston 15 and locking piston bar 14 integrated with piston 15, and a part of hydraulic oil in the second containing cavity 112 is flowed in the first cavity 121 also by the first through hole 114, owing to the first housing 11 maintains static, the second housing 12 shifted onto by hydraulic oil and locking piston bar 14 quickly moves toward the direction away from solid plate 2.On the other hand, being also passed through hydraulic oil in the 3rd oil duct 131 of shifting formwork piston rod 13, hydraulic oil flows in the first oil pocket 141 from the 3rd oil duct 131, and owing to shifting formwork piston rod 13 maintains static, hydraulic oil promotes locking piston bar 14 to move toward the direction away from solid plate.So, the first housing 11 and locking piston bar 14 drive moving platen to move toward the direction away from solid plate 2 simultaneously.When die sinking puts in place, stopping being passed through hydraulic oil in the 3rd oil duct 131, moving platen 3 no longer moves, and completes die sinking action.
It addition, during matched moulds, locked mode and die sinking, owing to the second cavity 122 is by the second through hole 123 and atmosphere, it does not all interfere with the movement of each parts.This utility model simple in construction, applied widely, can guarantee that the reliability of locked mode, and improve the efficiency of shifting formwork, reducing energy consumption, and fatigue resistance is high, service life is long, practical.
Above-described is only embodiments more of the present utility model.For the person of ordinary skill of the art, on the premise of creating design without departing from this utility model, it is also possible to making some deformation and improvement, these broadly fall into protection domain of the present utility model.
Claims (9)
- null1. a single cylinder vertical compression type mould closing mechanism，It is characterized in that，Including mould moving cylinder (1)、Solid plate (2)、Moving platen (3) and tailgate (4)，Described solid plate (2)、Moving platen (3) and tailgate (4) are sequentially connected with，Described mould moving cylinder (1) includes the first housing (11)、Second housing (12)、Shifting formwork piston rod (13)、Locking piston bar (14)、With locking piston bar (14) integrated piston (15)、Spool (16) and valve gap (17)，Described first housing (11) one end is arranged in the second housing (12)，The other end is arranged in tailgate (4)，Described second housing (12) one end is arranged on the first housing (11)，The other end is arranged on moving platen (3)，Described valve gap (17) is connected with locking piston bar (14)，Described shifting formwork piston rod (13) one end is arranged in locking piston bar (14)，The other end is fixed in tailgate (4)，Described piston (15) is arranged in the first housing (11)，Described spool (16) is arranged on locking piston bar (14)，And be all correspondingly arranged with piston (15) and valve gap (17)，The first containing cavity (111) and the second containing cavity (112) it is provided with in described first housing (11)，The first cavity (121) and the second cavity (122) it is provided with in described second housing (12)，Described second containing cavity (112) is connected with the first cavity (121)，The first oil pocket (141) and the second oil pocket (142) it is provided with in described locking piston bar (14)，Described locking piston bar (14) is provided with the first oil duct (143) and the second oil duct (144)，Described locking piston bar (14)、Spool (16) and valve gap (17) surround the first valve port (161)，Described locking piston bar (14) and spool (16) surround the second valve port (162)，Described first oil duct (143) connects with the first valve port (161)，Described second oil duct (144) connects with the second valve port (162).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1, it is characterised in that the volume sum of described second containing cavity (112) and the first cavity (121) is equal with the volume of the first containing cavity (111).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described first housing (11) is provided with high pressure hydraulic fluid port (113), and described high pressure hydraulic fluid port (113) is connected with the first containing cavity (111).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described first housing (11) is provided with the first through hole (114), and described first through hole (114) all connects with the second containing cavity (112) and the first cavity (121).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described second housing (12) is provided with the second through hole (123), and described second through hole (123) is connected with the second cavity (122).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described valve gap (17) is provided with connecting hole (171), and described first oil duct (143), connecting hole (171) all connect with the first valve port (161).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1, it is characterised in that described piston (15) is provided with side oil duct (21), and described side oil duct (21) is connected with the second containing cavity (112).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described shifting formwork piston rod (13) is provided with the 3rd oil duct (131), and described 3rd oil duct (131) is connected with the first oil pocket (141).
- A kind of single cylinder vertical compression type mould closing mechanism the most according to claim 1; it is characterized in that; described locking piston bar (14) is provided with the 4th oil duct (145), and described 4th oil duct (145) is connected with the second oil pocket (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240169.9U CN205416270U (en) | 2016-03-24 | 2016-03-24 | Single cylinder vertical compression formula locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240169.9U CN205416270U (en) | 2016-03-24 | 2016-03-24 | Single cylinder vertical compression formula locking mechanism |
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| Publication Number | Publication Date |
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| CN205416270U true CN205416270U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620240169.9U Expired - Fee Related CN205416270U (en) | 2016-03-24 | 2016-03-24 | Single cylinder vertical compression formula locking mechanism |
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| CN (1) | CN205416270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172929A (en) * | 2021-04-08 | 2021-07-27 | 佛山市顺德区惠联模具科技有限公司 | Clapper die spotting press |
-
2016
- 2016-03-24 CN CN201620240169.9U patent/CN205416270U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172929A (en) * | 2021-04-08 | 2021-07-27 | 佛山市顺德区惠联模具科技有限公司 | Clapper die spotting press |
| CN113172929B (en) * | 2021-04-08 | 2022-11-18 | 江苏恒大体育用品有限公司 | Clapper die spotting press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20200324 |
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| CF01 | Termination of patent right due to non-payment of annual fee |