CN120921057B - A device and method for press-fitting the solenoid valve seat of the third cylinder of a shock absorber. - Google Patents
A device and method for press-fitting the solenoid valve seat of the third cylinder of a shock absorber.Info
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- CN120921057B CN120921057B CN202511446320.4A CN202511446320A CN120921057B CN 120921057 B CN120921057 B CN 120921057B CN 202511446320 A CN202511446320 A CN 202511446320A CN 120921057 B CN120921057 B CN 120921057B
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- valve seat
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- electromagnetic valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
本发明涉及一种减震器第三缸电磁阀座压装装置及其方法，涉及汽车关键零部件精密装配技术领域，用于将电磁阀座压装至第三缸的安装孔内，包含压装组件和定位组件，压装组件有支架、固定板、动力件、压头，固定板与支架固定，动力件位于支架的上侧且与固定板固定，动力件能够带动压头沿竖直方向移动；定位组件有第一安装件、第二安装件、第一压杆、第二压杆，第一安装件与第二安装件间隔设置，第一压杆一端与第一安装件插接，第一压杆另一端与第二压杆抵接；第三缸套设于第一压杆外，且安装孔位于电磁阀座竖直方向的下侧。该结构有效提升了电磁阀座的装配精度，实现了电磁阀座装配的精准定位，克服了现有技术中定位偏斜导致装配精度不足的技术问题。
This invention relates to a pressing device and method for a third cylinder solenoid valve seat in a shock absorber, belonging to the field of precision assembly technology for key automotive components. It is used to press a solenoid valve seat into the mounting hole of the third cylinder. The device includes a pressing assembly and a positioning assembly. The pressing assembly comprises a bracket, a fixing plate, a power component, and a pressing head. The fixing plate is fixed to the bracket, and the power component is located above the bracket and fixed to the fixing plate. The power component can drive the pressing head to move vertically. The positioning assembly comprises a first mounting component, a second mounting component, a first pressure rod, and a second pressure rod. The first and second mounting components are spaced apart. One end of the first pressure rod is inserted into the first mounting component, and the other end abuts against the second pressure rod. The third cylinder is sleeved outside the first pressure rod, and the mounting hole is located on the lower side of the solenoid valve seat in the vertical direction. This structure effectively improves the assembly accuracy of the solenoid valve seat, achieves precise positioning of the solenoid valve seat assembly, and overcomes the technical problem of insufficient assembly accuracy caused by positioning misalignment in the prior art.
Description
Technical Field
The invention relates to the technical field of precise assembly of key parts of automobiles, in particular to a third cylinder electromagnetic valve seat press-fitting device and method of a shock absorber.
Background
In the field of automobile damping systems, an electric control damper is an important component of modern automobile chassis technology because of being capable of adjusting damping force in real time according to running conditions. The third cylinder of the current automobile electric control shock absorber and the electromagnetic valve seat are assembled in an interference fit mode, the existing press mounting technology mostly uses the assembly thought of the traditional hydraulic shock absorber, and the core problem of insufficient assembly precision caused by positioning deflection exists. In the prior art, on one hand, the chamfering of the valve seat and the mounting hole is easy to generate uneven condition due to processing errors during press fitting, the existing pressure head is fixed in pressure distribution, the chamfering difference cannot be adapted, positioning deflection is easy to be caused, on the other hand, the part is easy to shake along the axis of the third cylinder, and the common adsorption or positioning structure is difficult to stably restrain the part, so that the positioning deviation is further aggravated. In summary, the interference fit precision of the electromagnetic valve seat and the mounting hole is not up to standard, so that the electromagnetic valve seat is not firmly mounted, the probability of the electromagnetic valve seat falling in the subsequent use process is increased, and the mounting quality of the subsequent electromagnetic valve is directly affected.
Disclosure of Invention
The invention aims to overcome the defect of insufficient assembly precision caused by positioning deflection in the prior art, thereby providing a third cylinder electromagnetic valve seat press-fitting device of a shock absorber.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The electromagnetic valve seat press-fitting device of the shock absorber third cylinder comprises a press-fitting assembly, a press-fitting device and a shock absorber third cylinder, wherein the press-fitting assembly comprises a support, a fixing plate, a power piece and a press head, the fixing plate is fixed with the support, the power piece is located on the upper side of the support and fixed with the fixing plate, the press head is located on the lower side of the fixing plate, the power piece can drive the press head to move along the vertical direction, the electromagnetic valve seat is arranged on the press head, the power piece is located on the upper side of the support and fixed with the fixing plate due to the fact that the fixing plate is fixed with the support, the press head is located on the lower side of the fixing plate, the power piece can drive the press head to move along the vertical direction, and therefore the motion track of the press head in the shock absorber third cylinder electromagnetic valve seat press-fitting device is determined, and the positioning of the electromagnetic valve seat in the horizontal direction is achieved.
The positioning assembly comprises a first mounting piece, a second mounting piece, a first compression bar and a second compression bar, wherein the first mounting piece and the second mounting piece are arranged at intervals, the second compression bar is detachably connected with the first mounting piece and the second mounting piece, one end of the first compression bar is inserted into the first mounting piece, the other end of the first compression bar is in butt joint with the second compression bar, a third cylinder sleeve is arranged outside the first compression bar, the mounting hole is arranged on the lower side of the electromagnetic valve seat in the vertical direction, and because the other end of the first compression bar is in butt joint with the second compression bar, the third cylinder sleeve is arranged outside the first compression bar, so that the third cylinder is fixed, and further the mounting hole is fixed, and the purpose of assembling the electromagnetic valve seat with high precision is achieved.
Preferably, the press-fit assembly further comprises a floating member, the floating member is arranged on one side, close to the power member, of the pressure head, the floating member comprises a positioning portion and a main body, the lower end face of the positioning portion in the vertical direction is provided with an annular distribution sucker and a center hole in the center position, the main body is provided with a plurality of through grooves, the electromagnetic valve seat and the floating member are fixed through the sucker and the center hole in a detachable mode, the lower end face of the positioning portion in the vertical direction is provided with the annular distribution sucker and the center hole in the center position, the main body is provided with a plurality of through grooves, the electromagnetic valve seat and the floating member are fixed through the sucker and the center hole in a detachable mode, the electromagnetic valve is fixed through the sucker and the floating member, and then the pressure head is convenient to downwards move with the electromagnetic valve seat in a pressing mode, and connection with the mounting hole is completed.
Preferably, the first suckers are arranged in a plurality and distributed at intervals along the axis of the third cylinder, the first suckers are elliptical, the short axis of the first suckers is parallel to the axis of the third cylinder, the long axis of the first suckers is perpendicular to the axis of the third cylinder, the second suckers are arranged in a plurality and distributed at intervals along the direction perpendicular to the axis of the third cylinder, the second suckers are elliptical, the long axis of the second suckers is parallel to the axis of the third cylinder, the short axis of the second suckers is perpendicular to the axis of the third cylinder, the long axis length of the second suckers is larger than the long axis length of the first suckers, the short axis length of the second suckers is larger than the short axis length of the first suckers, the short axis of the first suckers is parallel to the axis of the third cylinder, the long axis of the first suckers is perpendicular to the axis of the third cylinder, the second suckers are arranged in a plurality and distributed at intervals along the direction perpendicular to the axis of the third cylinder, the short axis of the second suckers is perpendicular to the axis of the third cylinder, and the second suckers are perpendicular to the axis of the third cylinder is further perpendicular to the axis, and the axial force of the third cylinder is further prolonged.
Preferably, the press-fit assembly further comprises a guide sleeve, a guide rod and a moving plate, wherein the guide sleeve is fixed with the fixed plate, the guide rod is slidably inserted into the guide sleeve, the moving plate is fixed with the lower end of the guide rod, the pressure head is fixed with the moving plate, and therefore power generated by the power piece of the electromagnetic valve seat press-fit device of the third cylinder of the shock absorber is transmitted along the guide sleeve and the guide rod, and then the pressure head on the fixed plate is driven to reciprocate in the vertical direction.
Preferably, the press-fit assembly further comprises a shell and a pressure sensor, wherein the shell is fixed with the upper side face of the movable plate, the pressure sensor is located in the shell and fixed with the movable plate, the pressure head is electrically connected with the pressure sensor, and because the shell is fixed with the upper side face of the movable plate and the pressure sensor is located in the shell, the pressure sensor is fixed with the movable plate and electrically connected with the pressure sensor, so that when the pressure head is pressed downwards to enable the electromagnetic valve seat to be abutted with the mounting hole, the force exerted by the pressure head when the pressure head is pressed downwards is controlled, and the electromagnetic valve seat is effectively protected.
Preferably, the second pressure rod is provided with a transition surface and an abutting surface, the distance between the transition surface and the second pressure rod central axis is smaller than the distance between the abutting surface and the second pressure rod central axis, the projection of the first pressure rod is overlapped with the projection of the abutting surface along the vertical direction, the distance between the transition surface and the second pressure rod central axis is smaller than the distance between the abutting surface and the second pressure rod central axis because the second pressure rod is provided with the transition surface and the abutting surface, and the projection of the first pressure rod is overlapped with the projection of the abutting surface along the vertical direction, so that the transition effect of the transition surface is achieved when the first pressure rod and the second pressure rod are connected, and the positioning and the installation of the first pressure rod and the second pressure rod are facilitated.
A press mounting method of a third cylinder electromagnetic valve seat of a shock absorber comprises the following steps of S1, enabling a second pressure rod to be detachably connected with a second mounting piece, enabling a transition surface and an abutting surface to face upwards, S2, enabling a third cylinder sleeve to be arranged outside a first pressure rod, enabling one end of the first pressure rod to be inserted into the first mounting piece, enabling the other end of the first pressure rod to be abutted to the transition surface and then abutted to the abutting surface, enabling a mounting hole of the third cylinder to face upwards, S3, enabling the electromagnetic valve seat to be mounted on a floating piece, enabling the mounting hole to be located on the vertically lower side of the electromagnetic valve seat, S4, enabling a power piece to drive the floating piece and the electromagnetic valve seat to move downwards vertically until the electromagnetic valve seat is inserted into the mounting hole, enabling a pressure sensor to detect pressure to reach a preset value, enabling the floating piece to move upwards vertically to be in situ, enabling the pressure sensor to conduct pressure detection, enabling a camera to be arranged in a position of 20 cm around the mounting hole to shoot an assembly position, preventing the electromagnetic valve seat from being damaged, and enabling the electromagnetic valve seat to be mounted on the position, and the electromagnetic valve seat to be monitored effectively.
Preferably, the device further comprises S5, wherein the first compression bar, the third cylinder and the electromagnetic valve seat are removed, the first compression bar and the third cylinder are separated, the new third cylinder and the electromagnetic valve seat are removed, the steps S2 to S4 are repeated, and as the electromagnetic valve seat and the pressure head are detachably connected, the operation efficiency of the electromagnetic valve seat press-fitting device of the third cylinder of the shock absorber is ensured, the first compression bar, the third cylinder and the electromagnetic valve seat are removed, the first compression bar and the third cylinder are separated, the new third cylinder and the electromagnetic valve seat are removed, and the steps S2 to S4 are repeated, so that the installation efficiency of the electromagnetic valve seat is ensured.
In the step S4, the power piece drives the floating piece and the electromagnetic valve seat to be positioned with the mounting hole in the vertical downward moving process, the power piece stops moving, the electromagnetic valve seat is inserted into the mounting hole by inertia, and the electromagnetic valve seat is positioned with the mounting hole in the vertical downward moving process, the power piece stops moving, and the electromagnetic valve seat is inserted into the mounting hole by inertia, so that the electromagnetic valve seat can be inserted into the mounting hole with the mounting precision of +/-0.1 mm, and the probability of the electromagnetic valve seat falling in the subsequent use process is greatly reduced.
Compared with the prior art, the invention has the beneficial effects that:
According to the electromagnetic valve seat press-fitting device for the third cylinder of the shock absorber, provided by the technical scheme, the moving track of the electromagnetic valve seat press-fitting device for the third cylinder of the shock absorber is limited by the support, the fixed plate, the guide sleeve, the guide rod and the moving plate in the press-fitting assembly component, the third cylinder is positioned by the positioning pin, the suction force of the electromagnetic valve seat during press-fitting is controlled by the special sucking disc, so that the press-fitting level is ensured, the power generated by the power piece is transmitted to the pressure head by the lead screw, the assembly precision of the electromagnetic valve seat is effectively improved by the parameter matching of the press-fitting stroke and the pressure maintaining process, the accurate positioning of the electromagnetic valve seat assembly is realized, the technical problem that the electromagnetic valve seat falls off due to insufficient assembly precision caused by positioning deflection in the prior art is solved, the efficiency during installation is ensured by the step design of the second pressure rod, the problem of the service life of the second pressure rod is solved under the condition of pressure eccentricity is solved, and the sustainability of the press-fitting precision is further ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the assembly structure of a third cylinder electromagnetic valve seat press-fitting device of a shock absorber provided by the invention;
FIG. 2 is a schematic diagram showing a detailed structure of a final assembly of a third cylinder electromagnetic valve seat press-fitting device of a shock absorber according to the present invention;
FIG. 3 is a schematic view of a rear side structure of a press-fit assembly according to the present invention;
FIG. 4 is a schematic view of a positioning assembly according to the present invention;
FIG. 5 is a schematic structural diagram of a second compression bar according to the present invention;
Fig. 6 is a schematic structural view of a floating member according to the present invention.
Reference numerals illustrate:
1. The pressure equipment comprises a pressing assembly, 11, a bracket, 12, a fixed plate, 13, a power piece, 14, a pressure head, 15, a shell, 16, a pressure sensor, 17, a floating piece, 171, a positioning part, 1711, a first sucker, 1712, a central hole, 1713, a second sucker, 172, a main body, 1721, a through groove, 18, a guide sleeve, 19, a guide rod, 120, a moving plate, 2, a positioning assembly, 21, a first mounting piece, 22, a second mounting piece, 23, a first pressing rod, 24, a second pressing rod, 241, a transition surface, 242, an abutting surface and 3, a third cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 6, an embodiment of the present invention provides a third cylinder electromagnetic valve seat press-fitting device of a shock absorber, which includes a press-fitting assembly 1 and a positioning assembly 2.
The press fitting assembly 1 comprises a support 11, a fixing plate 12, a power piece 13 and a press head 14, wherein the fixing plate 12 is fixed with the support 11, the power piece 13 is positioned on the upper side of the support 11 and fixed with the fixing plate 12, the press head 14 is positioned on the lower side of the fixing plate 12, the power piece 13 drives the press head 14 to move in the vertical direction by utilizing a screw rod, an electromagnetic valve seat is arranged on the press head 14, the power piece 13 is positioned on the upper side of the support 11 and fixed with the fixing plate 12 by utilizing the bolt connection and fixed with the support 11, the press head 14 is positioned on the lower side of the fixing plate 12, and the power piece 13 can drive the press head 14 to move in the vertical direction, so that the reciprocating motion track of the press head 14 in the press fitting device of the electromagnetic valve seat of the third cylinder of the shock absorber is determined, and the positioning of the electromagnetic valve seat in the horizontal direction is realized.
The positioning assembly 2 comprises a first mounting piece 21, a second mounting piece 22, a first pressing rod 23 and a second pressing rod 24, wherein the first mounting piece 21 and the second mounting piece 22 are arranged at intervals, the second pressing rod 24 is detachably connected with the first mounting piece 21 and the second mounting piece 22, one end of the first pressing rod 23 is inserted into the first mounting piece 21, the other end of the first pressing rod 23 is abutted with the second pressing rod 24, the third cylinder 3 is sleeved outside the first pressing rod 23 and is positioned at the lower side of the electromagnetic valve seat in the vertical direction, and because the other end of the first pressing rod 23 is abutted with the second pressing rod 24, the third cylinder 3 is sleeved outside the first pressing rod 23 and is fixed by a positioning pin, so that a mounting hole is fixed, and the purpose of high assembly precision of the electromagnetic valve seat is achieved.
The press-fit assembly 1 further comprises a floating member 17, the floating member 17 is arranged on one side, close to the power member 13, of the pressure head 14, the floating member 17 comprises a positioning portion 171 and a main body 172, a first sucking disc 1711, a second sucking disc 1713 and a center hole 1712 are annularly distributed on the lower end face of the positioning portion 171 in the vertical direction, the main body 172 is provided with a plurality of through grooves 1721 penetrating through the first sucking disc 1711 and the second sucking disc 1713, an electromagnetic valve seat is detachably connected with the floating member 17, and due to the fact that the first sucking disc 1711 and the second sucking disc 1713 are annularly distributed on the lower end face of the positioning portion 171 in the vertical direction and the center hole 1712 are arranged on the lower end face of the positioning portion in the center direction, the main body 172 is provided with a plurality of through grooves 1711 penetrating through the second sucking disc 1713, the electromagnetic valve seat is detachably connected with the floating member 17 through the first sucking disc 1711 and the second sucking disc 1713, the electromagnetic valve seat is further fixed with the floating member 17 through the first sucking disc 1711 and the second sucking disc 1713, and the downward movement of the pressure head 14 is further facilitated, and connection with the electromagnetic valve seat is completed.
The first suckers 1711 are arranged in 2 and distributed at intervals along the axis of the third cylinder 3, the first suckers 1711 are elliptical, the short axis of the first suckers 1711 is parallel to the axis of the third cylinder 3, the long axis of the first suckers 1711 is perpendicular to the axis of the third cylinder 3, the second suckers 1713 are arranged in 2 and distributed at intervals along the direction perpendicular to the axis of the third cylinder 3, the second suckers 1713 are elliptical, the long axis of the second suckers 1713 is parallel to the axis of the third cylinder 3, the short axis of the second suckers 1713 is perpendicular to the axis of the third cylinder 3, the long axis length of the second suckers 1713 is larger than the short axis length of the first suckers 1711, and because the short axis of the first suckers 1711 is elliptical and parallel to the axis of the third cylinder 3, the long axis of the first suckers 1711 is perpendicular to the axis of the third cylinder 3, the second suckers 1713 are distributed at intervals along the direction perpendicular to the axis of the third cylinder 3, the long axis of the second suckers 1713 is perpendicular to the axis of the third cylinder 3, and when the second suckers 1713 are parallel to the third cylinder 1713, and the second suckers 1713 are positioned down, and the second suckers 1713 are enabled to absorb forces when the pressure of the third cylinder 1713 are positioned by the second cylinder and the third sucker.
The press-fit assembly 1 further comprises a guide sleeve 18, a guide rod 19 and a moving plate 120, wherein the guide sleeve 18 is fixed with the fixed plate 12, the guide rod 19 is slidably inserted into the guide sleeve 18, the moving plate 120 is fixed with the lower end of the guide rod 19, the pressure head 14 is fixed with the moving plate 120, the guide sleeve 18 is fixed with the fixed plate 12, the guide rod 19 is slidably inserted into the guide sleeve 18, the moving plate 120 is fixed with the lower end of the guide rod 19, and the pressure head 14 is fixed with the moving plate 120, so that power generated by a power piece 13 of the electromagnetic valve seat press-fit device of the third cylinder of the shock absorber is transmitted along the guide sleeve 18 and the guide rod 19, and then the pressure head 14 on the fixed plate 12 is driven to reciprocate in the vertical direction.
The press-fit assembly 1 further comprises a shell 15 and a pressure sensor 16, wherein the shell 15 is fixed with the upper side face of the movable plate 120, the pressure sensor 16 is positioned in the shell 15, the pressure sensor 16 is fixed with the movable plate 120, the pressure head 14 is electrically connected with the pressure sensor 16, and because the shell 15 is fixed with the upper side face of the movable plate 120, the pressure sensor 16 is positioned in the shell 15, the pressure head 14 is fixed with the movable plate 120, and the pressure head 14 is electrically connected with the pressure sensor 16, when the pressure head 14 is pressed down to enable the electromagnetic valve seat to be abutted with the mounting hole, the pressing force exerted by the pressing head 14 by pressing down is controlled, and the electromagnetic valve seat is effectively protected.
The second pressing rod 24 has a transition surface 241 and an abutting surface 242, the distance between the transition surface 241 and the central axis of the second pressing rod 24 is smaller than the distance between the abutting surface 242 and the central axis of the second pressing rod 24, the projection of the first pressing rod 23 overlaps with the projection of the abutting surface 242 along the vertical direction, the distance between the transition surface 241 and the central axis of the second pressing rod 24 is smaller than the distance between the abutting surface 242 and the central axis of the second pressing rod 24 because the second pressing rod 24 has the transition surface 241 and the abutting surface 242, and the projection of the first pressing rod 23 overlaps with the projection of the abutting surface 242 along the vertical direction, so that the first pressing rod 23 and the second pressing rod 24 are connected through the transition action of the transition surface 241, and the positioning and the installation of the first pressing rod 23 and the second pressing rod 24 are facilitated.
S1, detachably connecting a second compression bar 24 with a second mounting piece 22, wherein a transition surface 241 and an abutting surface 242 face upwards; the method comprises the steps of S2, sleeving a third cylinder 3 outside a first compression bar 23, inserting one end of the first compression bar 23 into a first mounting piece 21, firstly abutting the other end of the first compression bar 23 against a transition surface 241, then abutting against an abutting surface 242, and enabling a mounting hole of the third cylinder 3 to face upwards, S3, mounting the electromagnetic valve seat on a floating piece 17 and enabling the mounting hole to be located on the vertically lower side of the electromagnetic valve seat, S4, driving the floating piece 17 and the electromagnetic valve seat to move downwards vertically until the electromagnetic valve seat is inserted into the mounting hole, detecting pressure to a preset value by a pressure sensor 16, driving the floating piece 17 to move upwards vertically for 20cm by the power piece 13, S5, removing the first compression bar 23, the third cylinder 3 and the electromagnetic valve seat, separating the first compression bar 23 from the third cylinder 3, taking out a new third cylinder 3 and the electromagnetic valve seat, repeating the steps S2 to S4, in the step S4, driving the floating piece 17 and the electromagnetic valve seat to move downwards vertically in the process, positioning the electromagnetic valve seat and the mounting hole, enabling the electromagnetic valve seat to stop moving firstly, and the power piece 13 to move downwards by means of inertia, and the electromagnetic valve seat to move upwards until the electromagnetic valve seat is inserted into the mounting hole is located in the mounting hole vertically downwards by means of the electromagnetic valve seat and the electromagnetic valve seat is greatly moved by means of the inertia, and the electromagnetic valve seat is mounted in the mounting hole is greatly moved by the position by the electromagnetic valve seat is moved by the power seat 13.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (9)
1. A shock absorber third cylinder electromagnetic valve seat press-fitting device for press-fitting an electromagnetic valve seat into a mounting hole of a third cylinder (3), characterized by comprising:
the press-fit assembly (1) comprises a support (11), a fixed plate (12), a power piece (13) and a pressure head (14), wherein the fixed plate (12) is fixed with the support (11), the power piece (13) is positioned on the upper side of the support (11) and is fixed with the fixed plate (12), the pressure head (14) is positioned on the lower side of the fixed plate (12), the power piece (13) can drive the pressure head (14) to move along the vertical direction, and the pressure head (14) is provided with the electromagnetic valve seat;
The positioning assembly (2) comprises a first mounting piece (21), a second mounting piece (22), a first pressing rod (23) and a second pressing rod (24), wherein the first mounting piece (21) and the second mounting piece (22) are arranged at intervals, the second pressing rod (24) is detachably connected with the first mounting piece (21) and the second mounting piece (22), one end of the first pressing rod (23) is inserted into the first mounting piece (21), the other end of the first pressing rod (23) is in butt joint with the second pressing rod (24), the third cylinder (3) is sleeved outside the first pressing rod (23), and the mounting hole is formed in the lower side of the electromagnetic valve seat in the vertical direction.
2. The electromagnetic valve seat press-fitting device for the third cylinder of the shock absorber according to claim 1, wherein the press-fitting assembly (1) further comprises a floating member (17), the floating member (17) is arranged on one side, close to the power member (13), of the pressure head (14), the floating member (17) comprises a positioning portion (171) and a main body (172), a first sucker (1711) and a second sucker (1713) which are distributed annularly are arranged on the lower end face of the positioning portion (171) in the vertical direction, a central hole (1712) in the center position is formed in the main body (172), a plurality of through grooves (1721) are formed in the main body (172), and the electromagnetic valve seat is detachably connected with the floating member (17) through the first sucker (1711) and the second sucker (1713).
3. The electromagnetic valve seat press-fitting device for a third cylinder of a shock absorber according to claim 2, wherein a plurality of first suckers (1711) are provided and are distributed at intervals along the axis of the third cylinder (3), the first suckers (1711) are elliptical, the short axis of the first suckers (1711) is parallel to the axis of the third cylinder (3), and the long axis of the first suckers (1711) is perpendicular to the axis of the third cylinder (3);
The second suckers (1713) are arranged in a plurality and are distributed at intervals along the direction perpendicular to the axis of the third cylinder (3), the second suckers (1713) are elliptical, the long axis of the second suckers (1713) is parallel to the axis of the third cylinder (3), and the short axis of the second suckers (1713) is perpendicular to the axis of the third cylinder (3);
the second suction cup (1713) has a longer axis length than the first suction cup (1711), and the second suction cup (1713) has a shorter axis length than the first suction cup (1711).
4. The electromagnetic valve seat press-fitting device of a third cylinder of a shock absorber according to claim 1, wherein the press-fitting assembly (1) further comprises a guide sleeve (18), a guide rod (19) and a moving plate (120), the guide sleeve (18) is fixed with the fixed plate (12), the guide rod (19) is slidably inserted into the guide sleeve (18), the moving plate (120) is fixed with the lower end of the guide rod (19), and the pressure head (14) is fixed with the moving plate (120).
5. The electromagnetic valve seat press-fitting device of a third cylinder of a shock absorber according to claim 4, wherein the press-fitting assembly (1) further comprises a housing (15) and a pressure sensor (16), the housing (15) is fixed to an upper side surface of the moving plate (120), the pressure sensor (16) is located in the housing (15), the pressure sensor (16) is fixed to the moving plate (120), and the pressure head (14) is electrically connected to the pressure sensor (16).
6. The shock absorber third cylinder electromagnetic valve seat press-fitting device according to claim 1, wherein the second pressing rod (24) has a transition surface (241), an abutment surface (242), the transition surface (241) being at a distance from the second pressing rod (24) central axis that is smaller than the distance of the abutment surface (242) from the second pressing rod (24) central axis;
in the vertical direction, the projection of the first pressing rod (23) overlaps with the projection of the abutting surface (242).
7. A method for press-fitting a third-cylinder electromagnetic valve seat of a shock absorber, characterized by using the third-cylinder electromagnetic valve seat press-fitting device of a shock absorber according to any one of claims 1 to 6, comprising the steps of:
s1, detachably connecting a second compression bar (24) with a second mounting piece (22), wherein a transition surface (241) and an abutting surface (242) face upwards;
S2, sleeving a third cylinder (3) outside the first compression bar (23), wherein one end of the first compression bar (23) is spliced with the first mounting piece (21), the other end of the first compression bar (23) is firstly abutted with the transition surface (241) and then abutted with the abutting surface (242), and a mounting hole of the third cylinder (3) faces upwards;
S3, the electromagnetic valve seat is mounted on a floating piece (17), and the mounting hole is positioned on the vertical lower side of the electromagnetic valve seat;
S4, the power piece (13) drives the floating piece (17) and the electromagnetic valve seat to move vertically downwards until the electromagnetic valve seat is inserted into the mounting hole, the pressure sensor (16) detects the pressure to a preset value, and the power piece (13) drives the floating piece (17) to move vertically upwards to the original position.
8. The method of press-fitting a solenoid valve seat for a third cylinder of a shock absorber according to claim 7, further comprising S5 of removing the first presser bar (23), the third cylinder (3), the solenoid valve seat, and separating the first presser bar (23) and the third cylinder (3), removing a new third cylinder (3), the solenoid valve seat, and repeating steps S2 to S4.
9. The method for pressing the electromagnetic valve seat of the third cylinder of the shock absorber according to claim 7, wherein in the step S4, the power piece (13) drives the floating piece (17) and the electromagnetic valve seat to be positioned with the mounting hole in the vertical downward moving process, the power piece (13) stops moving, and the electromagnetic valve seat is inserted into the mounting hole by means of inertia.
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| CN202511446320.4A CN120921057B (en) | 2025-10-11 | 2025-10-11 | A device and method for press-fitting the solenoid valve seat of the third cylinder of a shock absorber. |
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| CN202511446320.4A CN120921057B (en) | 2025-10-11 | 2025-10-11 | A device and method for press-fitting the solenoid valve seat of the third cylinder of a shock absorber. |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623339A (en) * | 2019-01-25 | 2019-04-16 | 浙江大学 | A kind of valve kludge |
| CN120768075A (en) * | 2025-07-03 | 2025-10-10 | 宁波华勋清洁机械有限公司 | Automatic press-fitting device for motor, oil cylinder and bearing gasket |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10170361A (en) * | 1996-12-11 | 1998-06-26 | Fuji Oozx Inc | Press-fit strength measuring device for press mold case |
| JP2005246529A (en) * | 2004-03-03 | 2005-09-15 | Honda Motor Co Ltd | Press-fitting device and press-fitting method |
| KR102482243B1 (en) * | 2021-02-17 | 2022-12-28 | 주식회사 지엠에스 | Solenoid valve squareness measurement jig for automotive ABS |
| CN215392100U (en) * | 2021-07-30 | 2022-01-04 | 苏州迈腾自动化设备有限公司 | A press and rivet device for solenoid valve front end housing in gearbox |
| CN115055938B (en) * | 2022-06-17 | 2023-03-24 | 机科发展科技股份有限公司 | Press-fit device and valve assembly system |
| CN118936867B (en) * | 2024-10-12 | 2025-02-14 | 利捷得（苏州）自动化有限公司 | Electromagnetic force testing and adjustment device for CDC solenoid valve of automobile electronically controlled shock absorber |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109623339A (en) * | 2019-01-25 | 2019-04-16 | 浙江大学 | A kind of valve kludge |
| CN120768075A (en) * | 2025-07-03 | 2025-10-10 | 宁波华勋清洁机械有限公司 | Automatic press-fitting device for motor, oil cylinder and bearing gasket |
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