CN113001161B - Sealing O-ring and check ring mounting device for hydraulic valve body - Google Patents
Sealing O-ring and check ring mounting device for hydraulic valve body Download PDFInfo
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- CN113001161B CN113001161B CN202110247226.1A CN202110247226A CN113001161B CN 113001161 B CN113001161 B CN 113001161B CN 202110247226 A CN202110247226 A CN 202110247226A CN 113001161 B CN113001161 B CN 113001161B
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- 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
- B23P19/04—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 assembling or disassembling parts
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Abstract
The invention discloses a sealing O-ring and check ring mounting device for a hydraulic valve body, wherein a tensioning assembly and a valve body fixing assembly are driven to move between the bottoms of a first push ring assembly and a transition sleeve assembly through a deflection assembly, and the sealing O-ring and the elastic check ring on the tensioning assembly are transferred to the hydraulic valve body through the matching of the transition sleeve assembly and a second push ring assembly by completing the tensioning of the sealing O-ring and the elastic check ring through the matching of a ring cutting assembly, a correction fastening assembly, the first push ring assembly and a third push ring assembly.
Description
Technical Field
The invention relates to the technical field of installation of a sealing O-ring and an elastic check ring, in particular to a sealing O-ring for a hydraulic valve body and a check ring installation device.
Background
At present, hydraulic valve body circlip and sealed O circle adopt manual suit more in the traditional market, single assembly one by one, generally give valve body installation circlip and sealed O circle through the manual work, operating personnel working strength is big, the installation is hard, work efficiency is low, make circlip and sealed O circle appear damaging or workpiece surface mar appear easily in the installation, in process of production, operating personnel can appear adorning less, phenomenon such as neglected loading and misloading, degree of automation is low, perhaps partial function utilizes machinery to accomplish, and then certain potential safety hazard can exist at operating personnel and mechanical interactive in-process.
The important reason for these problems is that the O-ring material for assembly is rubber, which is soft in texture, large in elasticity, difficult to position, and prone to generate ring cutting phenomenon in the process of assembly, and the O-ring sealing performance is damaged, the elastic collar material is mainly polyethylene, hard in texture, poor in elasticity, and difficult to restore to the original state after being expanded, so that the function of protecting the sealing O-ring cannot be achieved, and the most important problem is that the sealing O-ring and the elastic collar are required to be assembled at the same position during assembly, the sealing O-ring and the elastic collar cannot be overlapped, and the upper position and the lower position have sequential requirements, so that automatic assembly is difficult to achieve.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the invention provides a sealing O-ring and check ring installation device for a hydraulic valve body, which realizes the simultaneous automatic sleeving of the elastic check ring and the sealing O-ring of the hydraulic valve body, avoids the phenomena of less assembling, neglected assembling, wrong assembling and the like caused by personnel participation, ensures the quality of the sealing O-ring and the elastic check ring, avoids the influence on the sealing property caused by damage or scratches on the surface of a workpiece, simultaneously improves the working efficiency and greatly improves the automation degree.
The sealing O-ring and check ring mounting device for the hydraulic valve body comprises a base, and a displacement assembly, a tensioning assembly, a valve body fixing assembly, a transition sleeve assembly, a first push ring assembly, a second push ring assembly, a third push ring assembly, a ring cutting assembly and a correcting and fastening assembly which are arranged on the base; the tensioning assembly and the valve body fixing assembly are connected with the displacement assembly, the displacement assembly can move among a first position, a second position and a third position, the tensioning assembly is vertically opposite to the first push ring assembly at the first position, the tensioning assembly is vertically opposite to the transition sleeve assembly at the second position, and the valve body fixing assembly is vertically opposite to the transition sleeve assembly at the third position; at least part of the third push ring assembly is sleeved outside the tensioning assembly, and at least part of the second push ring assembly is sleeved outside the transition sleeve assembly.
According to the installation device of the sealing O-ring and the check ring for the hydraulic valve body, firstly, the deflection assembly is located at the first position, the first push ring assembly is aligned with the tension assembly, the sealing O-ring is sleeved outside the tension assembly by utilizing the characteristics of soft texture and better elasticity of the sealing O-ring, the sealing O-ring is pushed to the direction close to the deflection assembly by the first push ring assembly, the sealing O-ring is expanded to a certain degree, aiming at the characteristic of poor elasticity of the elastic check ring, a cut-off opening is firstly cut on the closed elastic check ring by the cut-off assembly, then the elastic check ring is primarily tensioned by the correction fastening assembly, the elastic check ring is tightened, the defect of poor elasticity is overcome, then the elastic check ring is sleeved outside the tension assembly, the elastic check ring is pushed to the direction of the sealing O-ring by the first push ring assembly, and the elastic check ring and the sealing O-ring are coaxially stacked, then, the deflection assembly is positioned at a second position, the second pushing ring assembly is aligned with the transition sleeve assembly, the transition sleeve assembly moves to be in butt joint with the tensioning assembly, the third pushing ring assembly pushes the elastic retainer ring and the sealing O ring which are sleeved outside the tensioning assembly to the outside of the transition sleeve assembly, then, the hydraulic valve body is fixed on the valve body fixing component, the deflection component moves to a third position, the valve body fixing component is aligned with the transition sleeve component, the transition sleeve component moves to be in butt joint with the hydraulic valve body, finally, the second push ring component pushes the sealing O ring and the elastic check ring to the hydraulic valve body, at the moment, the action is established to a cover of sealed O circle and circlip and is accomplished, and whole process realizes automatic assembly completely, does not relate to manual operation, has avoided the emergence of few dress, neglected loading, the misloading condition, also prevents to produce the destruction to sealed O circle in the assembling process, has also improved work efficiency simultaneously.
In some embodiments, the indexing assembly includes a first mounting bracket and a fourth pushing member that drives the first mounting bracket to move along the length direction of the base.
In some embodiments, the tensioning assembly comprises a guide portion and a tensioning portion which are connected in the vertical direction, the tensioning portion is connected with the first mounting frame, the guide portion is arranged at one end, far away from the first mounting frame, of the tensioning portion, the outer diameter, far away from the tensioning portion, of the guide portion is smaller than the inner diameters of the sealing O-ring and the elastic check ring, and the cross-sectional area of the guide portion gradually increases in the direction from top to bottom.
In some embodiments, a sliding groove extending from the tensioning portion to the guiding portion is formed in the tensioning assembly, the sliding groove penetrates through the tensioning portion and the guiding portion, the first push ring assembly includes a first push ring portion and a first pushing member for driving the first push ring portion to move, and the first pushing member is configured to drive the first push ring portion to slide along the sliding groove.
In some embodiments, the third pusher assembly includes a third pusher and a third pusher portion sleeved outside the tension portion, an inner diameter of the third pusher portion is equal to an outer diameter of the tension portion, and the third pusher drives the third pusher portion to slide along an axial direction of the tension assembly.
In some embodiments, the transition sleeve assembly includes a fifth pushing member and a transition cylinder disposed at an end of the fifth pushing member adjacent to the first mounting bracket, an outer diameter of the transition cylinder is equal to an outer diameter of the tensioning portion, the fifth pushing member is configured to drive the transition cylinder to be sleeved outside the guiding portion or outside the hydraulic valve body, the second pushing ring assembly includes a second pushing member and a second pushing ring portion sleeved outside the transition cylinder, an inner diameter of the second pushing ring portion is equal to an outer diameter of the transition cylinder, and the second pushing member is configured to drive the second pushing ring portion to move along an axial direction of the transition cylinder.
In some embodiments, the valve body fixing assembly includes two first clamping arms and a first driving member for driving the two first clamping arms to open and close, and the opening and closing direction of the first clamping arms is perpendicular to the axial direction of the transition cylinder.
In some embodiments, the ring cutting assembly comprises a sixth pushing member and a support member, wherein one end of the sixth pushing member is provided with a blade, and the support member is arranged opposite to the blade.
In some embodiments, the correction fastening assembly includes two second clamping arms and a second driving member for driving the two second clamping arms to open and close, and a plurality of sets of clamping grooves with different widths are arranged on the two second clamping arms.
In some embodiments, the height switching assembly comprises a first limiting assembly for limiting the moving distance of the transition sleeve assembly and a second limiting assembly for limiting the moving distance of the second thrust ring assembly.
Drawings
FIG. 1 is a first perspective view of a seal O-ring and retainer ring mounting arrangement for a hydraulic valve body according to an embodiment of the present invention.
FIG. 2 is a first perspective view from a second perspective of a seal O-ring and retainer ring mounting arrangement for a hydraulic valve body according to an embodiment of the present invention.
FIG. 3 is a third perspective view of a seal O-ring and retainer ring mounting arrangement for a hydraulic valve body according to an embodiment of the present invention.
FIG. 4 is a second perspective view of a seal O-ring and retainer ring mounting arrangement for a hydraulic valve body according to an embodiment of the present invention.
Figure 5 is a cross-sectional view of a second pusher plate according to an embodiment of the present invention.
Reference numerals:
the deflection component 1, the first mounting frame 101, the first supporting platform 1011, the first supporting rod 1012, the bottom plate 1013, the sliding component 1014 and the fourth pushing component 102;
the tensioning assembly 2, the guide part 201, the tensioning part 202 and the cross groove 203;
the valve body fixing assembly 3, a first clamping arm 301 and a first driving piece 302;
a transition sleeve assembly 4, a fifth pusher 401, a transition cylinder 402, a fourth mounting bracket 403, a fourth support bar 4031, a fourth support platform 4032, a sliding platform 404, and a buffer bar 405;
the first push ring assembly 5, the first push ring portion 501, the first push member 502, the second mounting frame 503, the second support rod 5031, the second support platform 5032, the third mounting frame 504, the third support rod 5041, the third support platform 5042, the first sliding bracket 505, the first connection plate 5051 and the first sliding bar 5052;
the second push ring assembly 6, the second push piece 601, the second push plate 602, the fifth mounting rack 603, the fifth support rod 6031, the fifth support platform 6032, the third sliding support 604, the third sliding rod 6041, the third connecting plate 6042 and the accommodating groove 605;
a third push ring component 7, a third push part 701, a third push plate 702, a second sliding bracket 703, a second connecting plate 7031, a second sliding bar 7032, a seventh mounting rack 704, a seventh supporting rod 7041 and a seventh supporting platform 7042;
the ring cutting assembly 8, a sixth pushing piece 801, a blade 802, a sixth mounting rack 803, a sixth supporting rod 8031, a sixth supporting platform 8032 and a supporting rod 804;
a correction fastening component 9, a second driving component 901, a second clamping arm 902 and a clamping groove 903;
a first limiting component 10, a seventh pushing piece 1001 and a blocking piece 1002;
a second stop assembly 11, an eighth pusher 1101, a spacer 1102;
a base 12.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 to 5, a sealing O-ring and retainer ring installation apparatus for a hydraulic valve body according to an embodiment of the present invention includes a base 12, and a displacement assembly 1, a tension assembly 2, a valve body fixing assembly 3, a transition sleeve assembly 4, a first push ring assembly 5, a second push ring assembly 6, a third push ring assembly 7, a ring cutting assembly 8, and a correction fastening assembly 9, which are disposed on the base 12, wherein:
the shifting component 1 is positioned on the base 12, the tensioning component 2 and the valve body fixing component 3 can be arranged at the top end of the shifting component 1 in a left-right mode, the first push ring component 5 and the transition sleeve component 4 are arranged above the shifting component 1 in a left-right mode, the shifting component 1 can drive the tensioning component 2 and the valve body fixing component 3 to move among a first position, a second position and a third position along the left-right direction, when the shifting component 1 is positioned at the first position, the tensioning component 2 is positioned below the first push ring component 5 and aligned with the first push ring component 5 in the vertical direction, when the shifting component 1 is positioned at the second position, the tensioning component 2 is positioned below the transition sleeve component 4 and aligned with the second push ring component 6 in the vertical direction, when the shifting component 1 is positioned at the third position, the valve body fixing component 3 is positioned below the transition sleeve device and aligned with the second push ring component 4, the third push ring assembly 7 is sleeved outside the tensioning assembly 2, and the ring cutting assembly 8 and the correcting and fastening assembly 9 can be arranged on one side of the displacement assembly 1;
it should be noted that the tensioning assembly 2 and the first push ring assembly 5 may be located on the same side, and the valve body fixing assembly 3 and the transition sleeve assembly 4 may be located on the same side, at this time, when the displacement assembly 1 is located at the first position, the tensioning assembly 2 is vertically aligned with the first push ring assembly 5, the valve body fixing assembly 3 is vertically aligned with the transition sleeve assembly 4, the first position and the third position are the same position, when the displacement assembly 1 is located at the second position, the tensioning assembly 2 is vertically aligned with the transition sleeve assembly 4, and the first push ring assembly 5 and the valve body fixing assembly 3 are located on both sides of the tensioning assembly 2; or the tensioning assembly 2 and the transition sleeve assembly 4 are located on the same side, the valve body fixing assembly 3 and the first push ring assembly 5 are located on the same side, when the displacement assembly 1 is located at the first position, the tensioning assembly 2 is vertically aligned with the first push ring assembly 5, the transition sleeve assembly 4 and the valve body fixing assembly 3 are located on two sides of the tensioning assembly 2, when the displacement assembly 1 is located at the second position, the tensioning assembly 2 is vertically aligned with the transition sleeve assembly 4, the valve body fixing assembly 3 is vertically aligned with the first push ring assembly 5, when the displacement assembly 1 is located at the third position, the valve body fixing assembly 3 is vertically aligned with the transition sleeve assembly 4, and the tensioning assembly 2 and the first push ring assembly 5 are located on two sides of the valve body fixing assembly 3; certainly, the distribution modes of the tensioning assembly 2, the first push ring assembly 5, the valve body fixing assembly 3 and the transition sleeve assembly 4 are not limited to the above two modes, when the displacement assembly 1 is located at the first position, the tensioning assembly 2 is vertically aligned with the first push ring assembly 5, when the displacement assembly 1 is located at the second position, the tensioning assembly 2 is vertically aligned with the transition sleeve assembly 4, and when the displacement assembly 1 is located at the third position, the distribution modes of the valve body fixing assembly 3 and the transition sleeve device which are vertically aligned are all within the protection range of the application;
specifically, the shifting assembly 1 can drive the tensioning assembly 2 and the valve body fixing assembly 3 to move among a first position, a second position and a third position along the left-right direction, the first push ring assembly 5 can move up and down to push the sealing O ring and the elastic check ring to one end of the tensioning assembly 2 close to the shifting assembly 1, the third push ring assembly 7 can move up and down to push the sealing O ring and the elastic check ring sleeved on the outer side of the tensioning assembly 2 to the outer side of the transition sleeve assembly 4, the second push ring assembly 6 can move up and down to push the sealing O ring and the elastic check ring sleeved on the outer side of the transition sleeve assembly 4 to the hydraulic valve body, the valve body fixing assembly 3 is used for fixing the hydraulic valve body and limiting the maximum descending height of the second push ring assembly 6 so that the second push ring assembly 6 stops moving down when the sealing O ring and the elastic check ring are just sleeved on the positions of the sealing O ring and the elastic check ring, the cutting ring assembly 8 is used for cutting open the elastic check ring of the closed loop to form the elastic check ring with a notch, and then the elastic check ring is tensioned for the first time through the correction fastening assembly 9, so that the elastic check ring is tightened, and the defect of poor elasticity is overcome.
In some embodiments, the shifting assembly 1 may include a first mounting frame 101 and a fourth pushing member 102 for driving the first mounting frame 101 to move along the length direction (i.e., the left-right direction) of the base 12, and specifically, the first mounting frame 101 may include a top first supporting platform 1011 and a bottom plate 1013, a first supporting rod 1012 is disposed between the bottom plate 1013 and the first supporting platform 1011, and a sliding assembly 1014 is disposed between the bottom of the bottom plate 1013 and the base 12, wherein the tensioning assembly 2 is mounted on the left side of the top of the first supporting platform 1011, the valve body fixing assembly 3 is fixedly connected to the right side of the top of the first supporting platform 1011, the bottom sliding assembly 1014 slides along the left-right direction, and the fourth pushing member 102 may be an air cylinder or an electric push rod disposed on the left side or the right side of the first mounting frame 101 for driving the first mounting frame 101 to slide along the left-right direction.
Further, the tensioning assembly 2 may include a guiding portion 201 and a tensioning portion 202, the guiding portion 201 and the tensioning portion 202 are connected in a vertical direction, the tensioning portion 202 is connected to the first supporting platform 1011, the guiding portion 201 is disposed at one end of the tensioning portion 202 far away from the first supporting platform 1011 (i.e., the top end of the tensioning portion 202) and is used for guiding the elastic check ring and the sealing O-ring to reach the outside of the tensioning portion 202, specifically, the tensioning portion 202 may be of a cylindrical structure, the outer diameter of the cylindrical structure is larger than the inner diameters of the sealing O-ring and the elastic check ring, and is preferably equal to the outer diameter of the hydraulic valve body, the guiding portion 201 may be of a circular truncated cone shape, the outer diameter of the bottom of the guiding portion 201 is equal to the outer diameter of the tensioning portion 202, the outer diameter of the top of the guiding portion 201 is smaller than the outer diameter of the bottom, the top end of the circular truncated cone-shaped guiding portion 201 is convenient for the sealing O-ring and the check ring to be sleeved, the smooth outer side surface can enable the sealing O-ring and the elastic check ring to smoothly slide into the outside of the tensioning portion 202, and the sealing O ring can be prevented from being scratched.
Furthermore, the tensioning assembly 2 is provided with a sliding groove extending from the tensioning portion 202 to the guiding portion 201, the sliding groove penetrates through the tensioning portion 202 and the guiding portion 201, in other words, the sliding groove penetrates through the tensioning portion 202 and the guiding portion 201 in a vertical direction, the first push ring assembly 5 includes a first push ring portion 501, a first push member 502 and a second mounting bracket 503 for driving the first push ring portion 501 to move, the first push member 502 drives the first push ring portion 501 to slide along the sliding groove, specifically, the sliding groove may be a cross-shaped groove 203 longitudinally penetrating through the guiding portion 201 and the tensioning portion 202, the first push ring portion 501 is a cross-shaped first push plate or push rod, a thickness of the first push plate or an outer diameter of the push rod is smaller than or equal to a width of the cross-shaped groove 203, the second mounting bracket 503 may include a second supporting rod 5031 connected to the base 12 and a second supporting platform 5032 disposed at a top end of the second supporting rod 5031, a third mounting bracket 503504 is disposed at a top of the second supporting platform 5032, the third mounting bracket 504 includes a third support rod 5041 connected to the second support platform 5032 and a third support platform 5042 disposed at the top end of the third support rod 5041, the first pushing member 502 may be an electric push rod or an air cylinder, the electric push rod or the air cylinder is fixed at the top end of the third support platform 5042, the telescopic rod vertically passes through the third support platform 5042, the bottom of the telescopic rod is disposed with the first sliding bracket 505, the first sliding bracket 505 may include a first connecting plate 5051 and a plurality of first sliding bars 5052 disposed at the bottom of the first connecting plate 5051, the first sliding bars 5052 are slidably connected to the second support platform 5032 through linear bearings, the first sliding bars 5052 extend below the second support platform 5032 through the linear bearings, and the first pushing ring portion 505501 is disposed at the bottom of the first sliding bars 5052.
In some embodiments, the third push ring assembly 7 includes a third push ring part 701, a third push ring part sleeved outside the tension part 202, and a seventh mounting rack 704, specifically, the seventh mounting rack 704 includes a seventh support bar 7041 connected to the bottom of the first support platform 1011 and a seventh support platform 7042 disposed at the bottom of the seventh support bar 7041, the third push ring part 701 may be an electric push rod or an air cylinder fixed to the bottom of the seventh support platform 7042, the telescopic rod extends upward through the seventh support platform 7042, a second sliding support 703 may be disposed at the top of the telescopic rod, the second sliding support 703 may include a second connection plate 7031 connected to the top end of the telescopic rod and a second sliding bar 7032 disposed at the top of the second connection plate 7031, the second sliding bar 7032 extends upward through the first support platform 1011 and is connected to the first support platform 1011 by a linear bearing, the third push ring portion can be a sheet-shaped third push plate 702, a circular hole is formed in the center of the third push plate 702, the inner diameter of the circular hole is equal to the outer diameter of the tension portion 202, the third push plate 702 can move along the axial direction of the tension portion 202, and the top end of the second sliding bar 7032 is fixedly connected with the third push plate 702 above the first supporting platform 1011.
In some embodiments, the transition sleeve assembly 4 may include a fifth pushing member 401, a transition cylinder 402 and a fourth mounting bracket 403, the fourth mounting bracket 403 may be located at the rear side of the deflection assembly 1, and includes a fourth supporting rod 4031 fixedly connected with the base 12 at the bottom and a fourth supporting platform 4032 disposed at the top end of the fourth supporting rod 4031, the fifth pushing member 401 may be a power push rod or a power cylinder disposed at the top end of the fourth supporting platform 4032, the telescopic rod vertically penetrates the fourth supporting platform 4032 downward, the fourth supporting rod 4031 may include four rods respectively disposed at four corners of the fourth supporting platform 4032, a sliding platform 404 slidably connected with the fourth supporting rod 4031 is disposed below the fourth supporting platform 4032, the sliding platform 404 is slidably connected with the fourth supporting rod 4031 through a linear bearing, the telescopic rod of the fifth pushing member 401 is fixedly connected with the sliding platform 404, the sliding platform 404 horizontally extends towards the front side and extends to the upper part of the first supporting platform 1011, the transition cylinder 402 is arranged at the position of the bottom surface of the sliding platform 404 above the first supporting platform 1011, and a buffer rod 405 with the bottom fixedly connected with the base 12 is arranged below the sliding platform 404; the second push ring assembly 6 comprises a second push ring part 601 and a second push ring part sleeved outside the transition cylinder 402, a fifth mounting rack 603 is arranged at a position on the top surface of the sliding platform 404 above the displacement assembly 1, the fifth mounting rack 603 comprises a fifth support rod 6031 with the bottom connected with the sliding platform 404 and a fifth support platform 6032 arranged at the top end of the fifth support rod 6031, the second push ring part 601 can be an electric push rod or an air cylinder, the electric push rod or the air cylinder is arranged at the top of the fifth support platform 6032, the telescopic rod vertically passes through the fifth support platform 6032 downwards, a third sliding support 604 is arranged below the fifth support platform 6032, the third sliding support 604 comprises a third sliding rod 6041 and a third connecting plate 6042, the third connecting plate 6042 is arranged between the sliding platform 404 and the fifth support platform 6032, the top end of the third connecting plate 6042 is fixedly connected with the telescopic rod, the third sliding rod 6041 is connected with the bottom surface of the third connecting plate 6042, and pass sliding platform 404 downwards, pass through linear bearing sliding connection with sliding platform 404, second push pedal portion can be platelike second push pedal 602, the center of second push pedal 602 is provided with the round hole, the aperture of round hole equals the external diameter of transition section of thick bamboo 402, the bottom of second push pedal 602 and transition section of thick bamboo 402 contact department are provided with along the radial outside holding tank 605 that extends of transition section of thick bamboo 402, second push pedal 602 is run through to holding tank 605 bottom, holding tank 605 is used for holding sealed O circle and circlip, second push pedal 602 is along the axial slip of transition section of thick bamboo 402, the top of second push pedal 602 is connected in sliding platform 404 below with the bottom of third slide bar 6041.
In some embodiments, the valve body fixing assembly 3 includes two first clamp arms 301 and a first driving member 302 for driving the first clamp arms 301 to open and close, the first driving member 302 may be an air cylinder, the air cylinder may be fixedly connected to the first support platform 1011, for example, the air cylinder may be disposed on the right side of the first support platform 1011, the first clamp arms 301 extend to the left side of the first support platform 1011, an arc structure is disposed on one side opposite to the two first clamp arms 301, a magnetism detection switch (not shown in the drawings) is further disposed on the first clamp arms 301, when the magnetism detection switch detects that the hydraulic valve body is disposed between the two first clamp arms 301, the two first clamp arms 301 clamp the hydraulic valve body under the driving of the air cylinder, and the top surfaces of the first clamp arms 301 are flush with the bottom of the mounting groove for mounting the sealing O-ring on the hydraulic valve body.
In some embodiments, the ring cutting assembly 8 includes a sixth pushing member 801 and a blade 802 disposed at one end of the sixth pushing member 801, a sixth mounting frame 803 may be disposed on the base 12 at one side of the displacement assembly 1, the sixth mounting frame 803 may include a sixth supporting rod 8031 having a bottom connected to the base 12 and a sixth supporting platform 8032 disposed at a top of the sixth supporting rod 8031, the sixth pushing member 801 may be a cylinder or an electric push rod, the cylinder or the electric push rod is connected to the sixth supporting platform 8032, the telescopic rod may be disposed toward the front side, a support member is disposed at a front side of the sixth pushing member 801, the support member may be a supporting rod 804 perpendicular to the sixth supporting platform 8032, an outer diameter of the supporting rod 804 is smaller than an inner diameter of the elastic collar, and the blade 802 is disposed at a front end of the telescopic rod in an inclined manner and a blade edge is disposed toward the front.
In some embodiments, the fastening correction assembly 9 is disposed on the sixth supporting platform 8032 and located on one side of the ring cutting assembly 8, and includes a second driving member 901 and two second clamping arms 902, the second driving member 901 may be an air cylinder, a bottom of the air cylinder is connected to the sixth supporting platform 8032, the two second clamping arms 902 extend upward and open and close along the left-right direction, a plurality of clamping grooves 903 are disposed on opposite surfaces of the two second clamping arms 902, the clamping grooves 903 extend along the horizontal direction, and a plurality of sets of clamping grooves 903 with different widths are disposed from top to bottom.
In some embodiments, because two layers of sealing O-rings and elastic check rings need to be sleeved on one hydraulic valve body, the present application further includes a height switching assembly, the height switching assembly includes a first limiting assembly 10 for limiting the moving distance of the transition sleeve assembly 4 and a second limiting assembly 11 for limiting the moving distance of the second pushing assembly 6, the first limiting assembly 10 includes a seventh pushing member 1001 and a blocking block 1002, the seventh pushing member 1001 can be an air cylinder or an electric push rod and can be disposed on the right side of the sliding platform 404, the telescopic rod is disposed towards the left, the blocking block 1002 is disposed at the front end of the telescopic rod, when the first limiting assembly 10 is located at the first position, the telescopic rod is contracted, the blocking block 1002 is located on the right side of the sliding platform 404, the sliding platform 404 can drive the transition cylinder 402 to move downwards, when the bottom of the sliding platform 404 is in contact with the top end of the buffer rod 405, the bottom of the transition cylinder 402 is flush with the top of the lower groove of the hydraulic valve body for installing the elastic check ring, when the first limiting assembly 10 is located at the second position, the telescopic rod extends out, the blocking block 1002 is located below the sliding platform 404, the sliding platform 404 can drive the transition cylinder 402 to move downwards, and after the bottom of the sliding platform 404 is contacted with the blocking block 1002, the bottom of the transition cylinder 402 is flush with the top of an upper-layer groove of the hydraulic valve body for installing the elastic check ring; the second limiting component 11 comprises an eighth pushing component 1101 and a cushion block 1102, the eighth pushing component 1101 can be an air cylinder or an electric push rod, the air cylinder or the electric push rod is installed on the front side of the top surface of the first supporting platform 1011, the telescopic rod is arranged backwards, the cushion block 1102 is connected with the telescopic rod, an arc-shaped groove is arranged on one side of the cushion block 1102 far away from the eighth pushing component 1101 and is used for being contacted with a hydraulic valve body, when the eighth pushing component 1101 drives the cushion block 1102 to move towards the direction far away from the deflection component 1, the bottom surface of the second pushing component 602 stops moving to the top surface of the first clamping arm 301, at the moment, the sealing O-ring and the elastic check ring are sent into a lower mounting groove for mounting the sealing O-ring and the elastic check ring, when the eighth pushing component 1101 drives the cushion block 1102 to move towards the direction close to the deflection component 1, the cushion block 1102 moves above the first clamping arm 301, the top surface of the cushion block 1102 is flush with the bottom end of the upper mounting groove for mounting the sealing O-ring, the second push plate 602 stops when it moves to the top surface of the spacer 1102 and the O-ring and the circlip are fed into the mounting groove of the upper layer for mounting the O-ring and the circlip.
The working process of the sealing O ring and elastic retainer ring mounting device for the hydraulic valve body disclosed by the embodiment of the application is as follows:
the displacement assembly 1 is located at a first position, an external manipulator sleeves the sealing O ring on the guide part 201 of the tensioning assembly 2, the first pushing piece 502 extends downwards to drive the first pushing ring part 501 to move downwards to push the sealing O ring to the bottom of the tensioning part 202, so that the sealing O ring is expanded to a certain degree, and then the first pushing piece 502 drives the first pushing ring part 501 to retract upwards;
an external manipulator takes the elastic retainer ring, the elastic retainer ring is horizontally sleeved on the support rod 804, the inner side surface of the elastic retainer ring is close to one side of the ring cutting assembly 8 and is tightly attached to the outer side wall of the support rod 804, the sixth pushing piece 801 extends out, the blade 802 cuts the elastic retainer ring of the closed loop, then the sixth pushing element 801 drives the blade 802 to retract, the external manipulator transfers the elastic check ring to the clamping groove 903 of the second clamping arm 902 of the correction fastening assembly 9, the two second clamping arms 902 clamp, so that the elastic check ring is tensioned for the first time, then the second clamping arm 902 releases the elastic collar, the manipulator transfers the elastic collar to the guide part 201 of the tensioning assembly 2, the first pushing part 502 extends downwards to drive the first pushing part 501 to move downwards, the elastic collar is pushed to the tensioning part 202, the elastic retainer ring is positioned above the sealing O ring, the elastic retainer ring and the sealing O ring are arranged in a vertically stacked manner, and then the first pushing piece 502 drives the first pushing ring part 501 to retract upwards;
the displacement assembly 1 moves to a second position, the seventh pushing member 1001 drives the blocking block 1002 to be far away from the sliding platform 404, the fifth pushing member 401 moves downwards, the transition cylinder 402 is sleeved on the outer side of the guide portion 201, the outer side surface of the transition cylinder 402 is flush with the outer side surface of the tensioning portion 202, the third pushing member 701 extends upwards and stops when moving to the contact of the top surface of the third pushing plate 702 and the bottom surface of the second pushing plate 602, the third pushing plate 702 pushes the sealing O ring and the elastic retainer ring into the accommodating groove 605 of the second pushing plate 602, the third pushing member 701 drives the third pushing plate 702 to retract, and the fifth pushing member 401 drives the sliding platform 404 to ascend and return;
the displacement assembly 1 moves to a third position, an external manipulator transfers a hydraulic valve body between two first clamping arms 301, after a magnetic detection switch detects that the hydraulic valve body is in place, a first driving part 302 drives the two first clamping arms 301 to clamp the hydraulic valve body, the top surface of the first clamping arm 301 is flush with the bottom surface of a lower installation groove of the hydraulic valve body for installing a sealing O-ring, then a fifth pushing part 401 drives a sliding platform 404 to move downwards, a transition cylinder 402 is sleeved on the outer side of the hydraulic valve body and stops when the bottom of the sliding platform 404 contacts with the top end of a buffer rod 405, the bottom surface of the transition cylinder 402 is flush with the upper end surface of an installation groove of the hydraulic valve body for installing an elastic check ring, a second pushing part 601 extends downwards and stops when moving to the bottom surface of a second pushing plate 602 to contact with the top surface of the first clamping arm 301, the second pushing plate 602 transfers the sealing O-ring and the elastic check ring into the installation groove, and the sealing O-ring and the elastic check ring recover to be tightly sleeved in the installation groove, then the second pushing member 601 drives the second pushing plate 602 to return, the fifth pushing member 401 drives the sliding platform 404 to return, and the installation of the lower sealing O-ring and the elastic retainer ring is completed;
when an upper layer sealing O ring and an elastic check ring are installed, the steps are repeated, and the difference from the steps is that:
when the deflection component 1 is located at the third position, before the fifth pushing component 401 drives the sliding platform 404 to move downwards, the seventh pushing component 1001 extends leftwards, the blocking block 1002 extends below the sliding platform 404, when the sliding platform 404 moves downwards to the bottom surface of the sliding platform 404 to contact with the top surface of the blocking block 1002, the seventh pushing component stops, at this time, the bottom surface of the transition cylinder 402 is flush with the top surface of the upper mounting groove for mounting the elastic retainer ring on the hydraulic valve body, meanwhile, the eighth pushing component 1101 extends backwards, so that the cushion block 1102 moves to the upper part of the first clamping arm 301, at this time, the top surface of the cushion block 1102 is flush with the bottom surface of the upper mounting groove for mounting the sealing O ring on the hydraulic valve body, the second pushing component 601 extends downwards, when the bottom surface of the second pushing component 602 contacts with the top surface of the cushion block 1102, the sealing O ring and the elastic retainer ring recover to the deformation mounting groove to be clamped in, and then the second pushing component 601 drives the second pushing component 602 to retract upwards, the fifth pushing part 401 drives the sliding platform 404 to retract upwards, the seventh pushing part 1001 drives the blocking block 1002 to retract, the eighth pushing part 1101 drives the cushion block 1102 to retract, the first clamping arm 301 releases the hydraulic valve body, the manipulator takes the hydraulic valve body away, and the installation is completed.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (8)
1. A sealing O-ring and check ring mounting device for a hydraulic valve body is characterized by comprising a base, and a displacement assembly, a tensioning assembly, a valve body fixing assembly, a transition sleeve assembly, a first push ring assembly, a second push ring assembly, a third push ring assembly, a ring cutting assembly and a correcting and fastening assembly which are arranged on the base; wherein:
the tensioning assembly and the valve body fixing assembly are connected with the displacement assembly, the displacement assembly can move among a first position, a second position and a third position, the tensioning assembly is vertically opposite to the first push ring assembly at the first position, the tensioning assembly is vertically opposite to the transition sleeve assembly at the second position, and the valve body fixing assembly is vertically opposite to the transition sleeve assembly at the third position;
at least part of the third push ring assembly is sleeved outside the tensioning assembly, and at least part of the second push ring assembly is sleeved outside the transition sleeve assembly;
the ring cutting assembly comprises a sixth pushing piece and a supporting piece, one end of the sixth pushing piece is provided with a blade, and the supporting piece is arranged opposite to the blade;
the correcting and fastening assembly comprises two second clamping arms and a second driving piece used for driving the two second clamping arms to open and close, and a plurality of groups of clamping grooves with different widths are formed in the two second clamping arms.
2. The apparatus of claim 1, wherein the indexing assembly comprises a first mounting bracket and a fourth pusher that drives the first mounting bracket to move along a length of the base.
3. The sealing O-ring and check ring mounting device for the hydraulic valve body as claimed in claim 2, wherein the tensioning assembly comprises a guide portion and a tensioning portion which are connected in the vertical direction, the tensioning portion is connected with the first mounting frame, the guide portion is arranged at one end, away from the first mounting frame, of the tensioning portion, the outer diameter, away from one end of the tensioning portion, of the guide portion is smaller than the inner diameters of the sealing O-ring and the elastic check ring, and the cross-sectional area of the guide portion is gradually increased in the direction from top to bottom.
4. The O-ring and check ring installation apparatus for a hydraulic valve according to claim 3, wherein the tightening assembly has a sliding groove extending from the tightening portion to the guiding portion, the sliding groove extends through the tightening portion and the guiding portion, the first push ring assembly includes a first push ring portion and a first pushing member for driving the first push ring portion to move, and the first pushing member is configured to drive the first push ring portion to slide along the sliding groove.
5. The device as claimed in claim 4, wherein the third push ring assembly comprises a third push ring and a third push ring portion sleeved outside the tightening portion, the third push ring portion has an inner diameter equal to the outer diameter of the tightening portion, and the third push ring portion is driven by the third push ring to slide along the axial direction of the tightening assembly.
6. The O-ring and retaining ring mounting device for a hydraulic valve body of claim 5, wherein the transition sleeve assembly comprises a fifth pushing member and a transition cylinder disposed at an end of the fifth pushing member adjacent to the first mounting frame, an outer diameter of the transition cylinder is equal to an outer diameter of the tightening portion, the fifth pushing member is configured to drive the transition cylinder to be sleeved outside the guiding portion or outside the hydraulic valve body, the second pushing ring assembly comprises a second pushing member and a second pushing ring portion sleeved outside the transition cylinder, an inner diameter of the second pushing ring portion is equal to an outer diameter of the transition cylinder, and the second pushing member is configured to drive the second pushing ring portion to move along an axial direction of the transition cylinder.
7. The O-ring and retainer ring installation apparatus for a hydraulic valve body as claimed in claim 6, wherein the valve body fixing assembly comprises two first clamping arms and a first driving member for driving the two first clamping arms to open and close, and the opening and closing direction of the first clamping arms is perpendicular to the axial direction of the transition cylinder.
8. The seal O-ring and retainer ring mounting arrangement for a hydraulic valve body of claim 7, further comprising a height switch assembly including a first stop assembly for limiting a travel distance of the transition sleeve assembly and a second stop assembly for limiting a travel distance of the second push ring assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247226.1A CN113001161B (en) | 2021-03-05 | 2021-03-05 | Sealing O-ring and check ring mounting device for hydraulic valve body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110247226.1A CN113001161B (en) | 2021-03-05 | 2021-03-05 | Sealing O-ring and check ring mounting device for hydraulic valve body |
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| CN113001161A CN113001161A (en) | 2021-06-22 |
| CN113001161B true CN113001161B (en) | 2022-04-29 |
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| CN202110247226.1A Active CN113001161B (en) | 2021-03-05 | 2021-03-05 | Sealing O-ring and check ring mounting device for hydraulic valve body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114688940B (en) * | 2022-02-22 | 2023-12-01 | 中国计量大学 | Hydraulic valve body round hole inner diameter measuring device of excavator |
| CN117381404B (en) * | 2023-10-27 | 2024-04-09 | 无锡星月科技有限公司 | Sealing ring inserting device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3635250A1 (en) * | 1986-10-16 | 1988-04-28 | Askon Aldenhoff & Schnell Kons | Device for mounting radially elastic rings on pipe or shaft ends and other workpieces |
| CN201346684Y (en) * | 2009-01-15 | 2009-11-18 | 宁波圣龙汽车动力系统股份有限公司 | Device for assembling non-elastic sealing ring |
| CN105563110B (en) * | 2016-02-03 | 2017-08-29 | 吉林大学 | For O-ring in manual pump and the automatic assembly equipment of back-up ring |
| JP6805117B2 (en) * | 2017-12-12 | 2020-12-23 | Ｋｙｂ株式会社 | Ring member cutting device |
| CN109968270A (en) * | 2019-04-02 | 2019-07-05 | 安徽全柴锦天机械有限公司 | A kind of O-ring installation special tool |
| KR102175173B1 (en) * | 2019-04-08 | 2020-11-06 | 주식회사 삼신 | Apparatus for cutting seat ring of power plant valve |
| CN210940518U (en) * | 2019-09-18 | 2020-07-07 | 安徽龙行密封件有限公司 | Embedding device for embedding sealing gasket in sealing cover |
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Address after: 101320 No.27, Linhe Avenue, Shunyi District, Beijing (Science and technology innovation function zone) Applicant after: Beijing Tianma Zhikong Technology Co.,Ltd. Applicant after: Beijing coal technology Tianma Automation Technology Co., Ltd Address before: 101320 No.27, Linhe Avenue, Shunyi District, Beijing (Science and technology innovation function zone) Applicant before: BEIJING TIANDI-MARCO ELECTRO-HYDRAULIC CONTROL SYSTEM Co.,Ltd. Applicant before: Beijing coal technology Tianma Automation Technology Co., Ltd |
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