CN112392903A - Shock-absorbing hydraulic punching machine - Google Patents
Shock-absorbing hydraulic punching machine Download PDFInfo
- Publication number
- CN112392903A CN112392903A CN202011234371.8A CN202011234371A CN112392903A CN 112392903 A CN112392903 A CN 112392903A CN 202011234371 A CN202011234371 A CN 202011234371A CN 112392903 A CN112392903 A CN 112392903A
- Authority
- CN
- China
- Prior art keywords
- spring
- bottom plate
- groove
- shock
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0076—Noise or vibration isolation means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0232—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means with at least one gas spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/046—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The invention relates to a shock-absorbing hydraulic punch press, which comprises a base, a support rod, a cross rod, a hydraulic cylinder, a punch, a bottom plate and a supporting shock-absorbing mechanism, wherein the cross rod is arranged above the base through the support rod, the hydraulic cylinder is vertically arranged on the cross rod downwards, the punch is arranged on the hydraulic cylinder, the supporting shock-absorbing mechanism is arranged on the base, the shock-absorbing hydraulic punch press realizes punch forming of a workpiece by operating the hydraulic cylinder to drive the punch to move, the bottom plate is supported through the supporting shock-absorbing mechanism, and meanwhile, the shock of the bottom plate is buffered and absorbed, compared with the existing shock-absorbing mechanism, the shock-absorbing hydraulic punch press realizes better shock-absorbing effect through multiple shock absorption, realizes two-way damping through hydraulic oil, a spring and a rubber block, realizes better shock-absorbing effect, and simultaneously avoids leakage of the hydraulic oil through, the practicability is improved.
Description
Technical Field
The invention relates to a damping hydraulic punch.
Background
The hydraulic device adopts a hydraulic machine as a driving wheel, the hydraulic machine has a vertical type and a horizontal type, most of the hydraulic machines are vertical and comprise hydraulic machines for extrusion, a double-column hydraulic machine and the like, the series of products are suitable for the press mounting, bending and shaping, impression indentation, flanging, punching of various parts, shallow drawing of small parts, forming of metal powder products and other processing technologies, the electric control is adopted, inching and semi-automatic circulation are arranged, the pressure maintaining and time delay can be realized, the slider guiding performance is good, the operation is convenient, the maintenance is easy, and the economy and the durability are realized.
When the existing hydraulic punching machine operates, the distance between the punch and the workpiece is collided to generate large vibration, the existing punching machine pays more attention to the research on the punching precision, and the research on the damping of the punching machine is less, so that the damping mechanism configured on the existing punching machine is simpler, the damping effect is general, and the punching precision is easily influenced by overlarge vibration.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the damping hydraulic punching machine is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a shock-absorbing hydraulic punch comprises a base, two support rods, a cross rod, a hydraulic cylinder, a punch, a bottom plate and a supporting shock-absorbing mechanism, wherein the two support rods are respectively arranged at two ends of the base;
the two supporting and damping mechanisms are respectively arranged at two ends of the bottom plate, the supporting and damping mechanism comprises a supporting component and a damping component, the supporting component comprises a fixed rod and a first spring, the fixed rod is arranged on the base and penetrates through the bottom plate, the fixed rod is slidably connected with the bottom plate, the first spring is sleeved on the fixed rod, the first spring is positioned between the bottom plate and the base, one end of the first spring is connected with the bottom plate, the other end of the first spring is connected with the base, the damping component comprises a damping unit and a sealing unit, the damping unit comprises a connecting rod, a sealing block, a second spring, an air bag, an air pipe and a rubber block, the fixed rod is arranged in a hollow manner, the sealing block is arranged in the fixed rod and is in sealing connection with the fixed rod, and strip-shaped grooves are respectively arranged at two sides of the fixed rod, the connecting rods are two, the two connecting rods are respectively arranged on two sides of the sealing block, one end of each connecting rod is connected with the bottom plate, the other end of each connecting rod penetrates through the strip-shaped groove to be connected with the sealing block, the connecting rods are slidably connected with the strip-shaped groove, the second spring is arranged in the fixing rod, one end of the second spring is connected with the fixing rod, the other end of the second spring is connected with the sealing block, the air pipe is arranged on the sealing block, the air bag is arranged on the other side, away from the second spring, of the sealing block, the air bag is communicated with the air pipe, the air bag is spherical, the rubber blocks are arranged in the fixing rod, the number of the rubber blocks is two, the two rubber blocks are respectively arranged on two sides of the air bag, the cross section of each rubber block is semicircular, the cambered surfaces of the rubber blocks are abutted against the air bag, the number of, the sealing unit comprises two pushing units, the two pushing units are arranged on two sides of the connecting rod respectively, the pushing units comprise a sleeve, a sealing plate and a third spring, the sleeve is arranged in a strip-shaped groove, one end of the sealing plate is arranged in the sleeve, the other end of the sealing plate extends out of the sleeve, two sides of the strip-shaped groove are provided with sealing grooves, two sides of the sealing plate are arranged in the sealing grooves, the sealing plate is in sliding connection with the sealing grooves, a groove is formed in the connecting rod, one end of the sealing plate extending out of the sleeve is arranged in the groove, the third spring is arranged in the sleeve, one end of the third spring is connected with the sleeve, and the other end of the third spring is connected with the sealing.
In order to better limit the movement of the counter bottom plate, a sliding block is arranged at one end of the counter bottom plate, which is positioned in the sliding groove, a limiting groove is arranged in the sliding groove, and the sliding block is in sliding connection with the limiting groove.
In order to better limit the movement of the counter bottom plate, the cross section of the sliding block is in a dovetail shape, and the limiting groove is a dovetail groove.
In order to better limit the movement of the counter bottom plate and reduce friction, a positioning groove is formed in the dovetail groove, a roller is arranged on the sliding block and located in the positioning groove, and the roller is in rolling connection with the positioning groove.
In order to achieve a better damping effect, hydraulic oil is arranged in the fixing rod.
In order to achieve a better sealing effect, the third spring is in a compressed state.
The damping hydraulic punch press has the beneficial effects that the hydraulic cylinder is operated to drive the punch to move, so that the punch forming of a workpiece is realized, the supporting damping mechanism is used for supporting the bottom plate, and simultaneously, the vibration of the bottom plate is buffered and damped.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the construction of a cushioned hydraulic press of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the structure of the pushing unit of the shock-absorbing hydraulic press of the present invention;
FIG. 4 is a schematic view illustrating a connection structure of a bottom plate and a fixed plate of the hydraulic press for shock absorption according to the present invention;
in the figure: 1. the automatic sealing device comprises a base, a support rod 2, a cross rod 3, a hydraulic cylinder 4, a punch 5, a bottom plate 6, a fixing rod 7, a first spring 8, a connecting rod 9, a sealing block 10, a second spring 11, an air bag 12, an air pipe 13, a rubber block 14, a sleeve 15, a sealing plate 16, a third spring 17, a sliding block 18 and a roller 19.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a shock-absorbing hydraulic punch press comprises a base 1, two support rods 2, two cross rods 3, a hydraulic cylinder 4, a punch 5, a bottom plate 6 and a supporting shock-absorbing mechanism, wherein the two support rods 2 are respectively arranged at two ends of the base 1, the cross rod 3 is arranged above the base 1 through the support rods 2, the hydraulic cylinder 4 is vertically arranged on the cross rod 3 downwards, the punch 5 is mounted on the hydraulic cylinder 4, the support rods 2 are provided with chutes, two ends of the bottom plate 6 are respectively located in the two chutes, the bottom plate 6 is slidably connected with the chutes, and the supporting shock-absorbing mechanism is arranged on the base 1;
when the device is used, a workpiece is placed on the bottom plate 6, the hydraulic cylinder 4 is operated, the punch 5 is driven to move, so that the workpiece is subjected to punch forming, the punch 5 impacts the workpiece, the bottom plate 6 generates vibration, the bottom plate 6 is supported through the supporting and damping mechanism, and meanwhile, the vibration generated by the bottom plate 6 is buffered and damped.
As shown in fig. 2-4, there are two support damping mechanisms, the two support damping mechanisms are respectively disposed at two ends of the bottom plate 6, the support damping mechanism includes a support component and a damping component, the support component includes a fixing rod 7 and a first spring 8, the fixing rod 7 is disposed on the base 1, the fixing rod 7 penetrates through the bottom plate 6, the fixing rod 7 is slidably connected with the bottom plate 6, the first spring 8 is sleeved on the fixing rod 7, the first spring 8 is located between the bottom plate 6 and the base 1, one end of the first spring 8 is connected with the bottom plate 6, the other end of the first spring 8 is connected with the base 1, the damping component includes a damping unit and a sealing unit, the damping unit includes a connecting rod 9, a sealing block 10, a second spring 11, an air bag 12, an air pipe 13 and a rubber block 14, the fixing rod 7 is hollow, the sealing block 10 is arranged in the fixing rod 7, the sealing block 10 is connected with the fixing rod 7 in a sealing manner, two strip-shaped grooves are arranged on two sides of the fixing rod 7, two connecting rods 9 are respectively arranged on two sides of the sealing block 10, one end of each connecting rod 9 is connected with the bottom plate 6, the other end of each connecting rod 9 penetrates through the strip-shaped grooves to be connected with the sealing block 10, the connecting rods 9 are connected with the strip-shaped grooves in a sliding manner, the second springs 11 are arranged in the fixing rod 7, one ends of the second springs 11 are connected with the fixing rod 7, the other ends of the second springs 11 are connected with the sealing block 10, the air pipes 13 are arranged on the sealing block 10, the air bags 12 are arranged on the other side, far away from the second springs 11, of the sealing block 10, the air bags 12 are communicated with the air pipes 13, the air bags 12 are spherical, the rubber blocks 14 are arranged in the fixing rod, the two rubber blocks 14 are respectively arranged on two sides of the air bag 12, the cross section of each rubber block 14 is semicircular, the cambered surface of each rubber block 14 is abutted to the air bag 12, the number of the sealing units is two, the two sealing units are respectively arranged in the two strip-shaped grooves, each sealing unit comprises two pushing units, the two pushing units are respectively arranged on two sides of the connecting rod 9, each pushing unit comprises a sleeve 15, a sealing plate 16 and a third spring 17, the sleeve 15 is arranged in the strip-shaped groove, one end of each sealing plate 16 is located in the sleeve 15, the other end of each sealing plate 16 extends out of the sleeve 15, sealing grooves are formed in two sides of the strip-shaped groove, two sides of each sealing plate 16 are located in the sealing grooves, each sealing plate 16 is connected with each sealing groove in a sliding mode, a groove is formed in the connecting rod 9, one end, extending out of the sleeve 15, of each sealing plate, one end of the third spring 17 is connected to the sleeve 15, and the other end of the third spring 17 is connected to the sealing plate 16.
When the punch 5 impacts a workpiece, the workpiece generates impact force on the bottom plate 6, so that the bottom plate 6 moves, and the distance between the bottom plate 6 and the base 1 changes, when the distance between the bottom plate 6 and the base 1 becomes smaller, the bottom plate 6 compresses the first spring 8, the restoring force of the first spring 8 generates upward thrust on the bottom plate 6, so that the downward force of the bottom plate 6 is buffered and damped, the bottom plate 6 moves downward so that the connecting rod 9 moves downward, the connecting rod 9 drives the sealing block 10 to move downward, the sealing block 10 compresses the second spring 11, the restoring force of the second spring 11 generates upward thrust on the sealing block 10, so that the downward force of the sealing block 10 is buffered and damped, so that the downward force of the bottom plate 6 is buffered and damped, wherein the sealing block 10 divides the space in the fixing rod 7 into an upper sealing cavity and a lower sealing cavity, when the sealing block 10 moves downward, the space of the sealing cavity below the sealing block 10 is reduced, will extrude the hydraulic oil below, the hydraulic oil damps the downforce of the sealing block 10, achieve better shock absorption effect, at the same time, the hydraulic oil in the sealing cavity below extrudes into the air bag 12 through the air pipe 13, make the air bag 12 expand, the air bag 12 deforms, the deformation force of the air bag 12 generates pressure to the hydraulic oil, thereby buffer shock absorption is performed to the downforce again, here, the third spring 17 is in a compression state, the restoring force of the third spring 17 generates thrust to the sealing plate 16, make the sealing plate 16 always abut against the groove on the connecting rod 9, thereby make the sealing plate 16 seal the strip-shaped groove, thereby make the hydraulic oil in the fixing rod 7 maintain a sealing state, thereby avoid liquid leakage, when the connecting rod 9 moves, the connecting rod 9 drives the sealing plate 16 below to move downwards, the third spring 17 further compresses, thereby make the sealing plate 16 better block into the groove, the sealing of the lower sealing cavity is realized, and meanwhile, the sealing plate 16 on the upper side is continuously clamped in the groove under the restoring force action of the third spring 17, so that the upper sealing cavity is sealed, and the fixing rod 7 is always kept in a sealing state.
When the distance between bottom plate 6 and base 1 became big, first spring 8 was stretched, the restoring force of first spring 8 produced decurrent pulling force to bottom plate 6, thereby cushion the last pulling force of bottom plate 6, bottom plate 6 drive connecting rod 9 rebound, connecting rod 9 drive sealed piece 10 rebound, sealed piece 10 drive second spring 11 is stretched, the restoring force of second elasticity produces the pulling force to sealed piece 10, thereby cushion the last pulling force of sealed piece 10, sealed piece 10 drive gasbag 12 rebound simultaneously, make gasbag 12 press two rubber blocks 14, gasbag 12 and two rubber blocks 14 take place deformation, the elasticity restoring force of gasbag 12 and two rubber blocks 14 cushions the shock attenuation to the last pulling force of sealed piece 10, thereby cushion the last pulling force of bottom plate 6.
Here, the both ends of bottom plate 6 are located two spouts, thereby make bottom plate 6 only can remove along the axis direction of spout, thereby it is spacing to the removal of bottom plate 6, bottom plate 6 removes drive slider 18 and removes, slider 18 is located the dovetail, thereby make slider 18 only can remove along the axis direction of dovetail, thereby it is spacing to the removal of slider 18, thereby it is better spacing to the removal of bottom plate 6, slider 18 removes drive roller 19 and rolls, roller 19 is located the constant head tank, thereby make roller 19 only can remove along the axis direction of constant head tank, thereby carry out better spacing to the removal of slider 18, thereby it is better spacing to carry out the removal of bottom plate 6.
Here, the bottom plate 6 is sleeved on the fixing rod 7, so that the bottom plate 6 can only move along the axis direction of the fixing rod 7, and the movement of the bottom plate 6 is better limited.
In order to better limit the movement of the bottom plate 6, a sliding block 18 is arranged at one end of the bottom plate 6, which is positioned in the sliding groove, a limiting groove is arranged in the sliding groove, and the sliding block 18 is connected with the limiting groove in a sliding manner.
In order to better limit the movement of the bottom plate 6, the cross section of the sliding block 18 is in a dovetail shape, and the limiting groove is a dovetail groove.
In order to better limit the movement of the counter bottom plate 6 and reduce friction, a positioning groove is formed in the dovetail groove, a roller 19 is arranged on the sliding block 18, the roller 19 is located in the positioning groove, and the roller 19 is in rolling connection with the positioning groove.
In order to achieve a better damping effect, hydraulic oil is arranged in the fixing rod 7.
For a better sealing effect, the third spring 17 is in a compressed state.
When the device uses, through operation pneumatic cylinder 4, drive drift 5 removes, realizes the stamping forming of work piece, supports bottom plate 6 through supporting component, and carries on spacingly to the removal of bottom plate 6, cushions the shock attenuation to the vibrations of bottom plate 6 simultaneously, cushions the shock attenuation through the shock attenuation unit to the vibrations of bottom plate 6, realizes better buffering shock attenuation effect, seals through the hydraulic oil of sealed unit in to dead lever 7, avoids the weeping.
Compared with the prior art, this absorbing hydraulic press, through the removal of 4 drive drifts 5 of operation pneumatic cylinder, realize the stamping forming of work piece, support damper to bottom plate 6 through supporting, the shock attenuation is cushioned to the vibrations of bottom plate 6 simultaneously, compare with current damper, this mechanism is through multiple shock attenuation, realize better shock attenuation effect, and through hydraulic oil, spring and block rubber 14 realize two-way damping, realize better shock attenuation effect, avoid hydraulic oil to leak through sealed unit simultaneously, make damper move more stable, and the practicability is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The hydraulic punching machine is characterized by comprising a base (1), two support rods (2), two cross rods (3), a hydraulic cylinder (4), a punch (5), a bottom plate (6) and a supporting and damping mechanism, wherein the two support rods (2) are respectively arranged at two ends of the base (1), the cross rods (3) are arranged above the base (1) through the support rods (2), the hydraulic cylinder (4) is vertically arranged on the cross rods (3) downwards, the punch (5) is arranged on the hydraulic cylinder (4), the support rods (2) are provided with sliding grooves, two ends of the bottom plate (6) are respectively positioned in the two sliding grooves, the bottom plate (6) is in sliding connection with the sliding grooves, and the supporting and damping mechanism is arranged on the base (1);
support damper has two, and two support damper set up the both ends at bottom plate (6) respectively, it includes supporting component and damper, the supporting component includes dead lever (7) and first spring (8), dead lever (7) set up on base (1), bottom plate (6) are passed in dead lever (7), dead lever (7) and bottom plate (6) sliding connection, first spring (8) cover is established on dead lever (7), be located between bottom plate (6) and base (1) of first spring (8), the one end and the bottom plate (6) of first spring (8) are connected, the other end and the base (1) of first spring (8) are connected, damper includes shock attenuation unit and sealing unit, the shock attenuation unit includes connecting rod (9), sealed piece (10), Second spring (11), gasbag (12), trachea (13) and rubber block (14), dead lever (7) cavity sets up, sealed piece (10) sets up in dead lever (7), sealed piece (10) and dead lever (7) sealing connection, the both sides of dead lever (7) all are equipped with the bar groove, connecting rod (9) have two, and two connecting rod (9) set up respectively in the both sides of sealed piece (10), the one end and the bottom plate (6) of connecting rod (9) are connected, the other end of connecting rod (9) passes the bar groove and is connected with sealed piece (10), connecting rod (9) and bar groove sliding connection, second spring (11) set up in dead lever (7), the one end and the dead lever (7) of second spring (11) are connected, the other end and the sealed piece (10) of second spring (11) are connected, trachea (13) set up on sealed piece (10), the air bag (12) is arranged on the other side, far away from the second spring (11), of the sealing block (10), the air bag (12) is communicated with the air pipe (13), the air bag (12) is spherical, the rubber blocks (14) are arranged in the fixing rod (7), the number of the rubber blocks (14) is two, the two rubber blocks (14) are respectively arranged on two sides of the air bag (12), the cross section of each rubber block (14) is semicircular, the cambered surfaces of the rubber blocks (14) are abutted to the air bag (12), the number of the sealing units is two, the two sealing units are respectively arranged in the two strip-shaped grooves and comprise two pushing units, the two pushing units are respectively arranged on two sides of the connecting rod (9), each pushing unit comprises a sleeve (15), a sealing plate (16) and a third spring (17), the sleeve (15) is arranged in the strip-shaped groove, one end of the sealing plate (16) is positioned in the sleeve (15), the other end of closing plate (16) stretches out outside sleeve pipe (15), the both sides in bar groove are equipped with the seal groove, the both sides of closing plate (16) are located the seal groove, closing plate (16) and seal groove sliding connection, be equipped with the recess on connecting rod (9), the one end that closing plate (16) stretches out outside sleeve pipe (15) is located the recess, third spring (17) set up in sleeve pipe (15), the one end and the sleeve pipe (15) of third spring (17) are connected, the other end and the closing plate (16) of third spring (17) are connected.
2. A shock absorbing hydraulic press according to claim 1, wherein said bottom plate (6) has a slide block (18) at one end thereof located in said slide groove, said slide groove having a stopper groove therein, said slide block (18) being slidably connected to said stopper groove.
3. A hydraulic press with shock absorption according to claim 2, wherein the cross-section of the slide (18) is in the form of a dovetail, and the limiting groove is a dovetail groove.
4. A hydraulic press with shock absorption according to claim 3, wherein a positioning groove is formed in the dovetail groove, a roller (19) is arranged on the slide block (18), the roller (19) is located in the positioning groove, and the roller (19) is in rolling connection with the positioning groove.
5. A shock absorbing hydraulic press according to claim 1, characterised in that the fixed rod (7) is provided with hydraulic oil therein.
6. A damped hydraulic press according to claim 1 wherein the third spring (17) is in compression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234371.8A CN112392903A (en) | 2020-11-07 | 2020-11-07 | Shock-absorbing hydraulic punching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011234371.8A CN112392903A (en) | 2020-11-07 | 2020-11-07 | Shock-absorbing hydraulic punching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112392903A true CN112392903A (en) | 2021-02-23 |
Family
ID=74597571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011234371.8A Withdrawn CN112392903A (en) | 2020-11-07 | 2020-11-07 | Shock-absorbing hydraulic punching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112392903A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415014A (en) * | 2021-05-25 | 2021-09-21 | 太田机械江苏有限公司 | High-precision stroke detection device of hydraulic machine |
-
2020
- 2020-11-07 CN CN202011234371.8A patent/CN112392903A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415014A (en) * | 2021-05-25 | 2021-09-21 | 太田机械江苏有限公司 | High-precision stroke detection device of hydraulic machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103692257B (en) | Workpiece pressuring clamping device and the Drilling machines bench with said apparatus | |
| CN210253826U (en) | Three-dimensional precision stamping die | |
| CN112392903A (en) | Shock-absorbing hydraulic punching machine | |
| CN214404483U (en) | Effectual hydraulic press of shock attenuation | |
| CN103693603A (en) | Bottle clamp lifting device in rotary filling machine | |
| CN213575315U (en) | Electromechanical device damping device | |
| CN219013244U (en) | Time-delay nitrogen spring is with complete locking mechanism | |
| CN213763595U (en) | Stamping device that stability is high | |
| CN208146772U (en) | A kind of necking die | |
| CN215200908U (en) | Numerical control device with shockproof protection | |
| CN213618531U (en) | Supporting seat for automatic stamping equipment | |
| CN101474887B (en) | Air-cushion buffering mechanism | |
| CN213649609U (en) | Mechanical production conveyer with cushioning effect | |
| CN216705605U (en) | Hydraulic stamping equipment with shock-absorbing function | |
| CN203715239U (en) | Bottle clamp lifting device in rotary filling machine | |
| CN113601891A (en) | High-precision guide mechanism of open type hydraulic machine | |
| CN207500382U (en) | A kind of air-bag shock absorber reset buffer means | |
| CN206912032U (en) | Automatic punching mechanism | |
| CN214023031U (en) | Stamping die for automobile parts | |
| CN105196589A (en) | Hydraulic machine and application method thereof | |
| CN214133514U (en) | Die stamping production device | |
| CN116251871B (en) | Profile bending machine capable of preventing metal from being broken | |
| CN215965882U (en) | Precision high-speed punch with guide structure | |
| CN208470825U (en) | A kind of feeder | |
| CN215965726U (en) | Continuous stamping die is used in automobile motor spare part processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210223 |
|
| WW01 | Invention patent application withdrawn after publication |