CN212310539U - Hydraulic pressure booster - Google Patents
Hydraulic pressure booster Download PDFInfo
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- CN212310539U CN212310539U CN202020660593.5U CN202020660593U CN212310539U CN 212310539 U CN212310539 U CN 212310539U CN 202020660593 U CN202020660593 U CN 202020660593U CN 212310539 U CN212310539 U CN 212310539U
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Abstract
The utility model discloses a hydraulic pressure boosting device, which relates to the technical field of an internal high-pressure bulging machine, and is applied to a water bulging process, and solves the problems that a large amount of common air can not normally flow out of an injection device due to the accumulation of gravity at the high position of the injection device, and further the quality of bulging parts is influenced; the injection cylinder and the pressure cylinder are vertically arranged; the injection cylinder is provided with a main pipeline; the injection rod is internally provided with a circulation channel, one end of the circulation channel is communicated with the main pipeline, and the other end of the circulation channel extends out of the cylinder body of the injection cylinder and penetrates through the circumference of the injection rod to form a medium outlet, so that the aims of smoothly discharging air mixed in the medium through the medium outlet along the circulation channel and solving the problem that the air mixed in the medium of the common injection cylinder is difficult to discharge are fulfilled.
Description
Technical Field
The utility model relates to an interior high pressure bulging machine technical field, in particular to hydraulic pressure booster unit.
Background
The internal high pressure forming is also called hydraulic forming or hydraulic forming, and is a material forming process which uses liquid as a forming medium and achieves the purpose of forming hollow parts by controlling internal pressure and material flow. The method is widely applied in the fields of automobile, aviation and aerospace manufacturing, and particularly, an internal high-pressure hydraulic forming process is gradually adopted to replace the traditional processing process in the processing of parts such as a car subframe, an instrument panel bracket, a rear subframe reinforcing pipe, an SUV longitudinal cross arm, a subframe longitudinal arm, a cross arm, a hot end exhaust manifold and the like in the production of automobiles.
Most of the existing water expansion forming equipment for internal high-pressure forming is horizontally arranged, but after the horizontal arrangement mode is used for a long time, because each component device has a certain weight, the abrasion phenomenon caused by deviation is easy to occur after the horizontal arrangement mode is used for a long time. Moreover, when the water tank replenishes the bulging medium into the injection cylinder, air is often mixed in the medium, the space between the inner cavity of the injection cylinder and the outer wall of the injection rod is sealed by a high-pressure sealing element, and when the high-pressure sealing element fails due to loss, the air also enters the inner cavity of the injection cylinder from a gap between the injection cylinder and the injection rod.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be applied to hydraulic pressure supercharging device of water swelling forming technology to it is difficult to carminative problem to mix in the medium to solve common injection cylinder.
The above technical purpose of the present invention can be achieved by the following technical solutions: a hydraulic supercharging device comprises an injection cylinder and a supercharging cylinder which are oppositely arranged, wherein a piston rod capable of reciprocating along the self axial direction is arranged in the supercharging cylinder, an injection rod capable of reciprocating along the self axial direction is arranged in the injection cylinder, and the injection rod is connected with the piston rod; the injection cylinder and the pressure cylinder are vertically arranged, and the pressure cylinder is positioned above the injection cylinder; the injection cylinder is provided with a main pipeline communicated to the interior of the injection cylinder; and a circulation channel is formed in the injection rod, one end of the circulation channel is communicated with the main pipeline, and the other end of the circulation channel extends out of the cylinder body of the injection cylinder and penetrates through the circumferential direction of the injection rod to form a medium outlet.
By adopting the technical scheme, the circulation channel arranged in the injection rod can enable the medium outlet to be positioned at the high position of the injection cylinder, so that the air mixed in the medium can be smoothly discharged through the medium outlet along the circulation channel. Secondly, the whole device is simple in integral structure and convenient to produce.
The utility model discloses a further setting, the week side of injection cylinder is offered the first pipeline that is used for the bulging medium input, first pipeline and main pipeline intercommunication.
The utility model discloses a further setting, offer the third pipeline that is used for bulging medium exhaust on the lateral wall that the injection pole is close to the pressurized cylinder, the one end and the circulation passageway intercommunication of third pipeline, the other end are the opening form.
The utility model discloses a further setting, including first mounting panel, the injection cylinder set up in on the first mounting panel, be equipped with quantity on the first mounting panel and be the pull rod that the circumference was arranged for a plurality of and round injection cylinder axis, the fixed second mounting panel that is provided with of one end that deviates from first mounting panel on the pull rod, the pressure cylinder set up in on the second mounting panel.
Through adopting above-mentioned technical scheme, the injection cylinder is installed on the second mounting panel, and the inner space that four pull rods enclose is greater than the external diameter that injects the cylinder, during the maintenance, only need to inject the cylinder and take out from the injection cylinder location step on the second mounting panel, the injection cylinder can be followed and removed in the pull rod sky, both can be great reduction the maintenance degree of difficulty, still can greatly reduce the cost of maintenance, when having avoided similar current injection cylinder to run through to install on the second mounting panel, need take out the injection cylinder from the injection cylinder mounting panel when changing the injection cylinder, and injection cylinder self has great weight again, consequently can great increase the problem of the maintenance degree of difficulty.
The utility model discloses a further setting, the tip of piston rod is equipped with connecting portion, the injection rod passes and is connected with the piston rod behind the connecting portion.
The utility model discloses a further setting, leave the interval between pressure cylinder and the injection jar.
By adopting the technical scheme, the conventional horizontal arrangement easily causes the problems of eccentricity and non-coaxiality in the reciprocating motion process of the injection cylinder and the injection rod, and the pressurizing cylinder and the piston rod after long-time use due to the self weight of the device assembly, so that the abrasion of the machine is serious, and the service life of the machine can be reduced after long-time use. By adopting the technical scheme, the injection device (the injection cylinder and the injection rod) and the supercharging device (the supercharging cylinder and the piston rod) are vertically arranged, and the problems can be effectively overcome.
The conventional pressure cylinder and the injection cylinder are arranged in a connected mode, and the two cylinders are generally separated through a sealing piece, so that when the medium of the pressure cylinder is inconsistent with the medium of the injection cylinder, the media in the cylinders of the pressure cylinder and the injection cylinder are easy to pollute each other, and the service life of the machine can be greatly shortened after the machine is used for a long time. In the scheme, one end of the third pipeline, which is in an opening shape, is arranged in the interval between the pressure cylinder and the injection cylinder, so that the third pipeline can also be used for shunting air in the circulating pipeline, secondly, because the interval is left between the pressure cylinder and the injection cylinder in the scheme, the medium of the pressure cylinder and the medium of the injection cylinder can be isolated from each other, and therefore, the medium in the injection cylinder and the pressure cylinder in the scheme can be the same type, and can also be different types, thereby being convenient for improving the application range of the scheme.
The utility model discloses a further setting, the week side of connecting portion is equipped with the stroke slide that extends to week side of second mounting panel, be equipped with the spout that can supply the stroke slide to slide and pass on the second mounting panel, stroke slide sliding connection in the spout.
The utility model discloses a further setting, be equipped with the assembly pulley along spout axial arrangement in the spout, stroke slide and assembly pulley roll connection.
Through adopting above-mentioned technical scheme, when the piston rod was made reciprocating motion in the pressure cylinder, the stroke slide was also rolling along vertical direction reciprocating on the assembly pulley in the spout simultaneously, through with the stroke slide centre gripping on the assembly pulley in the spout to in the condition of rotation takes place for the reduction piston rod motion in-process, make the reciprocating motion of piston rod more regular and stable, and then be convenient for improve the life of machine. The pulley blocks are divided into two groups and are respectively clamped on two sides of the stroke sliding plate so as to reduce loss in the sliding process.
The utility model discloses a further setting, the draw-in groove of a plurality of round self axis circumference equipartition is seted up to the week side of injection cylinder, be equipped with quantity and draw-in groove assorted briquetting on the first mounting panel, the briquetting insert and the chucking in the draw-in groove.
Through adopting above-mentioned technical scheme, through the chucking effect of draw-in groove and briquetting to improve the installation of injection cylinder on first mounting panel and the efficiency of dismantling.
The utility model discloses a further setting, the piston rod includes the body of rod and the cushion of coaxial setting, the tip in the body of rod is installed to cushion dismouting formula, the cushion is connected in the pressure cylinder along the axial sliding of pressure cylinder, the cushion is connected with the injection pole.
By adopting the technical scheme, when the sealing element of the injection cylinder is replaced, the cushion block can be moved out, the sealing element of the injection cylinder is replaced, and then the cushion block is replaced, so that the process that the pressurizing cylinder needs to be lifted to a certain height for replacing the sealing element of the injection cylinder in the prior art is omitted, the maintenance time can be greatly saved in the replacement process, and the maintenance cost is reduced.
To sum up, the utility model discloses following beneficial effect has:
1. the medium outlet is positioned at the high position of the injection cylinder, and the air mixed in the medium can be smoothly discharged through the medium outlet along the circulation channel, so that the problem that the air is difficult to discharge due to the air mixed in the medium of the common injection cylinder can be solved;
2. the injection device and the supercharging device are vertically arranged, so that the problem of eccentricity in the reciprocating process can be effectively solved, and the service life of the machine can be prolonged conveniently;
3. the medium of the pressure boosting cylinder and the medium of the injection cylinder can be isolated from each other, so that the application range is improved;
4. the condition of autorotation in the motion process of the piston rod can be conveniently reduced, the reciprocating motion of the piston rod is more regular and stable, and the service life of the machine is further conveniently prolonged.
Generally speaking the utility model discloses, can solve in the common injection cylinder medium be difficult to carminative problem because of mixing with the air for the air that mixes in the medium can be followed the circulation passageway and exported smoothly through the medium export.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a schematic structural diagram of another perspective of the present embodiment;
FIG. 3 is a plan view of the present embodiment;
fig. 4 is a schematic view of a-a half-section of fig. 3.
Reference numerals: 1. a first mounting plate; 2. an injection cylinder; 3. an injection rod; 4. a booster cylinder; 5. a piston rod; 51. a rod body; 52. cushion blocks; 6. a flow-through channel; 7. a main conduit; 8. a first conduit; 10. a third pipeline; 11. a pull rod; 12. a second mounting plate; 13. a connecting portion; 14. spacing; 15. a travel slide; 16. a chute; 17. a pulley block; 18. a card slot; 19. and (7) briquetting.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a hydraulic supercharging device is shown in figures 1 to 4 and comprises an injection cylinder 2 and a supercharging cylinder 4 which are oppositely arranged, wherein a piston rod 5 capable of reciprocating along the self axial direction is arranged in the supercharging cylinder 4, an injection rod 3 capable of reciprocating along the self axial direction is arranged in the injection cylinder 2, and the injection rod 3 is connected with the piston rod 5; the injection cylinder 2 and the pressure cylinder 4 are vertically arranged, and the pressure cylinder 4 is positioned above the injection cylinder 2; the injection cylinder 2 is provided with a main pipeline 7 communicated to the interior of the injection cylinder 2; a circulation channel 6 is arranged in the injection rod 3, one end of the circulation channel 6 is communicated with a main pipeline 7, and the other end of the circulation channel 6 extends out of the cylinder body of the injection cylinder 2 and penetrates through the circumference of the injection rod 3 to form a medium outlet.
The circulation channel 6 provided in the injection rod 3 enables the medium outlet to be at the high level of the injection cylinder 2, and air mixed in the medium can be smoothly discharged through the medium outlet along the circulation channel 6. Secondly, the whole device is simple in integral structure and convenient to produce.
The periphery of the injection cylinder 2 is provided with a first pipeline 8 for inputting a bulging medium, and the first pipeline 8 is communicated with the main pipeline 7. A third pipeline 10 for discharging bulging media is arranged on the side wall of the injection rod 3 close to the pressure cylinder 4, one end of the third pipeline 10 is communicated with the flow channel 6, and the other end of the third pipeline is in an open shape.
This embodiment still includes first mounting panel 1, and the injection cylinder 2 sets up on first mounting panel 1, is equipped with quantity on first mounting panel 1 and is a pull rod 11 that the circumference was arranged for a plurality of and round injection cylinder 2 axis, and the one end that deviates from first mounting panel 1 on the pull rod 11 is fixed to be provided with second mounting panel 12, and pressure cylinder 4 sets up on second mounting panel 12.
Inject the first mounting panel 1 of jar 2, and the inner space that four pull rods 11 enclose is greater than the external diameter that injects jar 2, during the maintenance, only need to take injection jar 2 out from injection jar 2 location step on the first mounting panel 1, injection jar 2 can follow and pull out in 11 hollows of pull rods, both can be great reduction the maintenance degree of difficulty, the cost of maintenance has also greatly been reduced, among the prior art has been avoided, when injection jar 2 runs through to be installed on first mounting panel 1, need take injection jar 2 out from injection jar 2 mounting panel when changing injection jar 2, and injection jar 2 self has great weight, consequently, can great increase the problem of the maintenance degree of difficulty.
The end of the piston rod 5 is provided with a connecting part 13, and the injection rod 3 passes through the connecting part 13 and then is connected with the piston rod 5. A space 14 is left between the pressurizing cylinder 4 and the injection cylinder 2.
The conventional horizontal arrangement easily causes the problems of eccentricity and non-concentricity in the reciprocating process of the injection cylinder 2 and the injection rod 3, and the pressurizing cylinder 4 and the piston rod 5 after long-time use due to the self weight of the device assembly, so that the abrasion of the machine is serious, and the service life of the machine can be reduced after long-time use. By adopting the technical scheme, the injection device (the injection cylinder 2 and the injection rod 3) and the supercharging device (the supercharging cylinder 4 and the piston rod 5) are vertically arranged, so that the problems can be effectively overcome.
In addition, the conventional pressure cylinder 4 and the injection cylinder 2 are integrally arranged, and the two cylinders are generally separated by a sealing member, so when the medium of the pressure cylinder 4 is inconsistent with the medium of the injection cylinder 2, the media in the cylinders of the two cylinders are easy to pollute each other, and the service life of the machine can be greatly reduced after the machine is used for a long time. In the scheme, one end of the third pipeline 10, which is in an open shape, is arranged in the interval 14 between the pressure cylinder 4 and the injection cylinder 2, so that the third pipeline 10 can also be used for shunting air in the circulating pipeline, and secondly, because the interval 14 is left between the pressure cylinder 4 and the injection cylinder 2, the medium of the pressure cylinder 4 and the medium of the injection cylinder 2 can be isolated from each other, so that the media in the injection cylinder 2 and the pressure cylinder 4 can be the same type or different types, and the application range of the scheme is convenient to improve.
The periphery of the connecting part 13 is provided with a stroke sliding plate 15 extending to the periphery of the second mounting plate 12, the second mounting plate 12 is provided with a sliding groove 16 for the stroke sliding plate 15 to slide through, and the stroke sliding plate 15 is connected in the sliding groove 16 in a sliding manner. The sliding chute 16 is internally provided with a pulley block 17 which is arranged along the axial direction of the sliding chute 16, and the stroke sliding plate 15 is in rolling connection with the pulley block 17.
When the piston rod 5 makes reciprocating motion in the pressure cylinder 4, the stroke sliding plate 15 also simultaneously rolls on the pulley block 17 in the sliding groove 16 in a reciprocating mode along the vertical direction, and the stroke sliding plate 15 is clamped on the pulley block 17 in the sliding groove 16, so that the condition of autorotation in the motion process of the piston rod 5 is reduced, the reciprocating motion of the piston rod 5 is more regular and stable, and the service life of a machine is prolonged conveniently. The pulley blocks 17 are divided into two groups and are respectively clamped at two sides of the stroke sliding plate 15 so as to reduce the loss in the sliding process.
The injection cylinder 2 is provided with a plurality of clamping grooves 18 uniformly distributed around the circumference of the central axis of the injection cylinder, the first mounting plate 1 is provided with pressing blocks 19 the number of which is matched with that of the clamping grooves 18, and the pressing blocks 19 are inserted into and clamped in the clamping grooves 18. The clamping effect of the clamping groove 18 and the pressing block 19 is used for improving the mounting and dismounting efficiency of the injection cylinder 2 on the first mounting plate 1.
The piston rod 5 comprises a rod body 51 and a cushion block 52 which are coaxially arranged, the cushion block 52 is detachably mounted at the end part of the rod body 51, the cushion block 52 is slidably connected in the pressure cylinder 4 along the axial direction of the pressure cylinder 4, and the cushion block 52 is connected with the injection rod 3.
When the sealing element of the injection cylinder 2 is replaced, the cushion block 52 can be moved out, the sealing element of the injection cylinder 2 is replaced, and then the cushion block 52 is replaced, so that the process that the pressurizing cylinder 4 needs to be lifted to a certain height for replacing the sealing element of the injection cylinder 2 in the prior art is omitted, the maintenance time can be greatly saved in the replacement process, and the maintenance cost is reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (10)
1. A hydraulic supercharging device comprises an injection cylinder (2) and a supercharging cylinder (4) which are oppositely arranged, wherein a piston rod (5) capable of reciprocating along the axial direction of the piston rod is arranged in the supercharging cylinder (4), an injection rod (3) capable of reciprocating along the axial direction of the piston rod is arranged in the injection cylinder (2), and the injection rod (3) is connected with the piston rod (5); the injection device is characterized in that the injection cylinder (2) and the pressure cylinder (4) are vertically arranged, and the pressure cylinder (4) is positioned above the injection cylinder (2); the injection cylinder (2) is provided with a main pipeline (7) communicated to the interior of the injection cylinder (2); a circulation channel (6) is formed in the injection rod (3), one end of the circulation channel (6) is communicated with the main pipeline (7), and the other end of the circulation channel extends out of the cylinder body of the injection cylinder (2) and penetrates through the circumferential direction of the injection rod (3) to form a medium outlet.
2. The hydraulic supercharging device according to claim 1, characterized in that a first conduit (8) for the input of a swelling medium is opened on the circumferential side of the injection cylinder (2), and the first conduit (8) communicates with the main conduit (7).
3. The hydraulic supercharging device according to claim 1, characterized in that a third pipe (10) for discharging the swelling medium is provided on the side wall of the injection rod (3) close to the supercharging cylinder (4), one end of the third pipe (10) is connected to the flow channel (6), and the other end is open.
4. A hydraulic supercharging device according to claim 1, characterized by comprising a first mounting plate (1), wherein the injection cylinder (2) is disposed on the first mounting plate (1), a plurality of tie rods (11) are disposed on the first mounting plate (1) and circumferentially arranged around a central axis of the injection cylinder (2), a second mounting plate (12) is fixedly disposed at an end of the tie rod (11) opposite to the first mounting plate (1), and the supercharging cylinder (4) is disposed on the second mounting plate (12).
5. A hydraulic pressurizing device according to claim 4, wherein the end of the piston rod (5) is provided with a connecting part (13), and the injection rod (3) is connected with the piston rod (5) after passing through the connecting part (13).
6. A hydraulic supercharging device according to claim 5, characterized in that a spacing (14) is left between the supercharging cylinder (4) and the injection cylinder (2).
7. A hydraulic supercharging arrangement according to claim 5, characterized in that the periphery of the connecting portion (13) is provided with a travel slide (15) extending to the periphery of the second mounting plate (12), the second mounting plate (12) is provided with a slide groove (16) through which the travel slide (15) can slide, and the travel slide (15) is slidably connected in the slide groove (16).
8. A hydraulic supercharging arrangement according to claim 7, characterized in that a pulley block (17) is arranged axially along the slide groove (16) in the slide groove (16), the travel slide (15) being in rolling connection with the pulley block (17).
9. The hydraulic pressurizing device according to claim 4, wherein a plurality of clamping grooves (18) are formed in the periphery of the injection cylinder (2) and are uniformly distributed around the circumference of the central axis of the injection cylinder, pressing blocks (19) matched with the clamping grooves (18) in number are arranged on the first mounting plate (1), and the pressing blocks (19) are inserted into and clamped in the clamping grooves (18).
10. A hydraulic supercharging device according to claim 1, characterized in that the piston rod (5) comprises a rod body (51) and a spacer block (52) which are coaxially arranged, the spacer block (52) is detachably mounted on the end of the rod body (51), the spacer block (52) is slidably connected in the pressurizing cylinder (4) along the axial direction of the pressurizing cylinder (4), and the spacer block (52) is connected with the injection rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020660593.5U CN212310539U (en) | 2020-04-26 | 2020-04-26 | Hydraulic pressure booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020660593.5U CN212310539U (en) | 2020-04-26 | 2020-04-26 | Hydraulic pressure booster |
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| Publication Number | Publication Date |
|---|---|
| CN212310539U true CN212310539U (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020660593.5U Active CN212310539U (en) | 2020-04-26 | 2020-04-26 | Hydraulic pressure booster |
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| CN (1) | CN212310539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390004A (en) * | 2020-04-26 | 2020-07-10 | 佛山市永恒液压机械有限公司 | Hydraulic pressure booster |
-
2020
- 2020-04-26 CN CN202020660593.5U patent/CN212310539U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111390004A (en) * | 2020-04-26 | 2020-07-10 | 佛山市永恒液压机械有限公司 | Hydraulic pressure booster |
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