CN115229632B - Surface polishing device for producing engine oil drain valve sealing gasket - Google Patents
Surface polishing device for producing engine oil drain valve sealing gasket Download PDFInfo
- Publication number
- CN115229632B CN115229632B CN202210905644.XA CN202210905644A CN115229632B CN 115229632 B CN115229632 B CN 115229632B CN 202210905644 A CN202210905644 A CN 202210905644A CN 115229632 B CN115229632 B CN 115229632B
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- Prior art keywords
- rod
- polishing
- groove
- engine oil
- drain valve
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/04—Portable grinding machines, e.g. hand-guided; Accessories therefor with oscillating grinding tools; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/02—Deburring or deflashing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
- B29L2031/265—Packings, Gaskets
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to the technical field of sealing gasket polishing, in particular to a surface polishing device for producing an engine oil drain valve sealing gasket, which comprises a power rod and a host machine which are mutually inserted and used. This kind of engine oil drain valve is surface finish device for sealed pad production, promote the crossbearer through public bull stick in rotatory in-process and use the support column to carry out the reciprocal ration deflection swing about as the base point, this moment carries out synchronous deflection motion through support column coaxial coupling's xarm, and push away the reciprocal rotation of rotating the core in the lantern ring along triangular groove's both sides lateral wall, with this drive polishing head carries out polishing to sealing gasket, compare ordinary rotation type polishing, this device adopts the friction polishing that positive and negative high-speed shimmy realized, because the head motion range of polishing is low, when its operation in-process contact user skin, because of skin has higher pliability, can not cut the skin admittedly, make this device be difficult for causing human injury, better safety in utilization.
Description
Technical Field
The invention relates to the technical field of sealing gasket polishing, in particular to a surface polishing device for producing an engine oil drain valve sealing gasket.
Background
Internal combustion engine designs commonly used in today's automobiles include an engine lubrication oil flow path with an engine lubrication oil pump. Engine lubricating oil can cool engine components and provide a lubricating film on the cylinder walls. Engine oil may also be used as a fluid medium for engine valve hydraulic lifters.
Engine oils in engines are shelf-life and over time degrade performance, resulting in accelerated wear of mechanical wear parts, and engine oils undergo high temperature operation in engines with altered physical and chemical properties and consequent alteration of mechanical properties. The engine has long running time, and impurities in the engine oil can be increased, so that the wear speed of mechanical parts can be increased. If the engine oil is not changed for too long, the sealing effect, the lubricating effect and the cooling effect are greatly reduced, the viscosity of the engine oil is reduced, the water sample is serious, and a large amount of metal scraps and jelly are contained. Impurities in engine oil can wear internal parts, so that the service life of an engine is influenced, the engine can be damaged, potential safety hazards are caused, the engine oil in the fixed engine needs to be replaced regularly, and an oil drain outlet for discharging oil is arranged on an oil pan at the bottom of the engine and is usually closed by a bolt or an oil drain valve.
Whether bolt or oil drain valve all need install sealing gasket when connecing soon on the oil pan for increase area of contact reduces pressure, prevents not hard up, protection part and screw, so sealing gasket surface need guarantee to have certain smoothness, especially to high-end motorcycle type, vehicle repacking etc. high-requirement vehicle maintenance, at present can generally use miniature polishing equipment such as electric grinder pen to sealing gasket's polishing but this kind of equipment utilizes motor direct drive to polish the head rotation more, and the mistake touches the head of polishing and can directly hurt the human body in the operation process, and is comparatively troublesome to the polishing of burr, easily excessive loss polishing head.
In view of the above, we propose a surface polishing device for producing an engine oil drain valve gasket.
Disclosure of Invention
The invention aims to provide a surface polishing device for producing an engine oil drain valve sealing gasket, which aims to solve the problems in the background art. In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an engine oil drain valve is surface finish device for sealed pad production, includes power pole and the host computer pole of pegging graft use each other, the plug is established to the bottom of power pole, the male socket of confession plug has been seted up at the top of host computer pole, and the upside threaded connection on host computer pole surface has the screw that is used for fixed plug.
The power supply is characterized in that an electric wire and a plug which are used for being connected with an external power supply are arranged at the top of the power supply rod, a voltage stabilizer communicated with the plug is arranged in the power supply rod, an electrode needle is fixedly arranged in the socket, a pinhole which is communicated with the voltage stabilizer and used for being inserted by the electrode needle is formed in the plug connector, and the voltage stabilizer outputs a direct-current stabilized power supply to the host rod through the pinhole and the electrode needle after voltage transformation and ballasting.
Preferably, the main machine rod is composed of a polishing component and a shearing component which operates based on the start of the polishing component.
Preferably, the polishing assembly comprises a rod body, an inner cavity is formed in the rod body, a direct current motor is fixedly installed in the inner cavity, and a polishing head driven by a rotating shaft of the direct current motor is arranged at the bottom of the rod body.
The rotating shaft of the direct current motor is connected with the polishing head through the angle rotating part.
Preferably, the angle rotating part comprises a lantern ring fixedly installed in the inner cavity, the inner part of the lantern ring is rotationally connected with a rotating core, and the polishing head is fixedly connected to the bottom of the rotating core through a metal rod.
The downside fixedly connected with horizontal pole of direct current motor axis of rotation, and the outer end fixedly connected with public bull stick of horizontal pole.
The top of lantern ring rotates and is connected with the support column, and the top fixedly connected with crossbearer of support column, logical groove has been seted up on the surface of crossbearer, revolution pole sliding connection is in logical inslot and promotes the crossbearer and carry out left and right reciprocating deflection.
The top of the rotary core is provided with a triangular groove, and the middle part of the surface of the support column is fixedly connected with a cross arm which pushes the rotary core to reciprocate along the triangular groove.
Preferably, the shearing assembly comprises a shell movably sleeved on the polishing head, and the shell is fixedly connected with the bottom end of the rod body through a bracket.
The side surface of the polishing head is provided with a sharp-mouth groove and a blunt-mouth groove respectively, the sharp-mouth groove is a dovetail groove, and the edge of the notch of the blunt-mouth groove is a convex curved surface.
The surface of the shell is provided with a notch matched with the sharp slot and the blunt slot.
Preferably, a push switch matched with the voltage stabilizer is arranged on the surface of the power supply rod.
Preferably, the shaft is composed of a rod body and an end cover, and the end cover is fixed at the bottom of the rod body through a screw.
Preferably, the outer end of the cross arm is fixedly connected with a rotating wheel in rolling contact with the triangular groove.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the outer revolution rod is driven by the cross rod to carry out circumferential revolution, the revolution rod synchronously slides along the through groove on the cross frame in the rotation process, the cross frame is pushed to carry out left-right reciprocating quantitative deflection swing by taking the support column as a base point, at the moment, the cross arm coaxially connected with the support column carries out synchronous deflection motion, and the rotary core is pushed to carry out quantitative reciprocating rotation in the lantern ring along the side walls of the two sides of the triangular groove, so that the polishing head is driven to polish and polish the sealing gasket.
In the invention, if burrs with larger bulge exist on the surface of the gasket, in order to avoid damage or excessive loss to the polishing head, a user can control the polishing head to rotate until the sharp slot coincides with the notch on the shell, then the device is transversely arranged to place the burrs in the sharp slot, and the polishing head is started to deflect, so that the notch is misplaced with the polishing head, and the burrs are sheared off by the sharp slot, thereby effectively ensuring the effect and efficiency of the polishing procedure.
According to the invention, aiming at thicker burrs or convex edges, under the condition that a sharp notch is difficult to cut directly, the grinding head can be controlled to rotate until the blunt notch coincides with the notch, the burr is placed in the blunt notch by transversely arranging the device, the grinding head is started to deflect, the notch is misplaced with the grinding head, so that the convex curved surface on the blunt notch which is in reciprocating deflection along with the grinding head is utilized to push the burr or the convex edge to carry out reciprocating deflection, so that the burr or the convex edge is subjected to metal fatigue and fracture along the deflection position, or the sharp notch is utilized to cut again, and the trimming function of the burr and the convex edge is further improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view showing a bottom perspective structure of the present invention;
FIG. 3 is an expanded view of the three-dimensional structure of the present invention;
FIG. 4 is a perspective cross-sectional view of a mainframe rod according to the present invention;
FIG. 5 is an exploded view of FIG. 4 in accordance with the present invention;
FIG. 6 is an enlarged view of the invention at A in FIG. 5;
fig. 7 is an expanded view of the sanding head and housing of the present invention.
In the figure: 1. a power supply rod; 2. a host pole; 21. a polishing assembly; 211. a shaft; 212. an inner cavity; 213. a DC motor; 214. polishing head; 215. a corner rotating part; 2151. a collar; 2152. rotating the core; 2153. a cross bar; 2154. a male rod; 2155. a support column; 2156. a cross frame; 2157. a through groove; 2158. triangular grooves; 2159. a cross arm; 22. a shear assembly; 221. a housing; 222. a sharp slot; 223. a blunt slot; 224. a notch; 3. a plug; 4. a socket; 5. a screw; 6. an electrode needle; 7. a pinhole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the surface polishing device for producing the engine oil drain valve sealing gasket comprises a power rod 1 and a main machine rod 2 which are mutually spliced and used, wherein the bottom end of the power rod 1 is provided with a splicing head 3, the top of the main machine rod 2 is provided with a socket 4 for inserting the splicing head 3, the upper side of the surface of the main machine rod 2 is in threaded connection with a screw 5 for fixing the splicing head 3, and the main machine rod 2 and the power rod 1 can be fixedly installed by screwing the screw 5 after being mutually spliced;
the power pole 1 top is provided with electric wire and the plug that is used for being connected with external power supply, and the inside of power pole 1 is provided with the stabiliser with plug intercommunication, and socket 4 internal fixation is provided with electrode needle 6, has offered on the connector 3 to switch on with the stabiliser and supply electrode needle 6 male pinhole 7, and the stabiliser is voltage transformation, is ballasted the back and is exported direct current stabilized power supply to host computer pole 2 through pinhole 7, electrode needle 6.
In this embodiment, as shown in fig. 1, 2, 3, and 4 to 7, the main body bar 2 is composed of a polishing member 21 and a shearing member 22 that operates based on the activation of the polishing member 21.
In this embodiment, as shown in fig. 1, 2, 3 and 4 to 7, the polishing assembly 21 includes a shaft 211, an inner cavity 212 is formed in the shaft 211, a dc motor 213 is fixedly installed in the inner cavity 212, a polishing head 214 driven by a rotation shaft of the dc motor 213 is disposed at the bottom of the shaft 211, and a dc stabilized power supply is output to the host shaft 2 to start the dc motor 213 to rotate the rotation shaft;
the rotation shaft of the dc motor 213 is connected to the polishing head 214 via a corner 215.
In this embodiment, as shown in fig. 1, 2, 3, and 4 to 7, the angle rotating part 215 includes a collar 2151 fixedly installed in the inner cavity 212, and a rotating core 2152 is rotatably connected to the inside of the collar 2151, and the polishing head 214 is fixedly connected to the bottom of the rotating core 2152 through a metal rod;
the lower side of the rotating shaft of the direct current motor 213 is fixedly connected with a cross rod 2153, the outer end of the cross rod 2153 is fixedly connected with a revolution rod 2154, and the direct current motor 213 drives the outer revolution rod 2154 to perform circumferential revolution through the cross rod 2153;
the top of the collar 2151 is rotatably connected with a support column 2155, the top of the support column 2155 is fixedly connected with a transverse frame 2156, a through groove 2157 is formed in the surface of the transverse frame 2156, a revolution rod 2154 is slidably connected in the through groove 2157 and pushes the transverse frame 2156 to reciprocate left and right, the revolution rod 2154 slides synchronously along the through groove 2157 on the transverse frame 2156 in the rotating process, and the transverse frame 2156 is pushed to perform quantitative deflection swinging in a left and right reciprocating mode by taking the support column 2155 as a base point;
triangular grooves 2158 are formed in the top of the rotary cores 2152, cross arms 2159 which are used for pushing the rotary cores 2152 to reciprocate along the triangular grooves 2158 are fixedly connected to the middle of the surfaces of the support columns 2155, the cross arms 2159 which are coaxially connected with the support columns 2155 perform deflection movement, and quantitative reciprocating rotation is performed in the sleeve ring 2151 by pushing the rotary cores 2152 along the side walls of the two sides of the triangular grooves 2158.
In this embodiment, as shown in fig. 1, 2, 3 and 4 to 7, the shearing assembly 22 includes a housing 221 movably sleeved on the polishing head 214, and the housing 221 is fixedly connected with the bottom end of the rod 211 through a bracket;
the side surfaces of the polishing head 214 are respectively provided with an acute opening groove 222 and a blunt opening groove 223, the acute opening groove 222 is a dovetail groove, and the notch edge of the blunt opening groove 223 is a convex curved surface;
the surface of the housing 221 is provided with a slit 224 which mates with the sharp slot 222 and the blunt slot 223.
In this embodiment, as shown in fig. 1, 2, 3 and 4 to 7, a push switch matched with a voltage stabilizer is arranged on the surface of the power rod 1, and the start and stop of the dc motor 213 can be conveniently controlled by pressing and releasing the switch, so that the polishing is facilitated.
In this embodiment, as shown in fig. 1, 2, 3 and 4 to 7, the rod body 211 is composed of a rod body and an end cover, and the end cover is fixed at the bottom of the rod body by a screw, and the end cover can be quickly separated after the screw is screwed out, so that a user can overhaul and replace related parts in the inner cavity 212 conveniently.
In this embodiment, as shown in fig. 1, 2, 3, and 4 to 7, the outer end of the cross arm 2159 is fixedly connected with a runner in rolling contact with the triangular groove 2158, and the cross arm 2159 can make contact with the runner when pushing the rotary core 2152 to deflect, so as to avoid hard friction between the cross arm 2159 and the triangular groove 2158, and improve the running smoothness and service life.
The application method and the advantages of the invention are as follows: when the surface polishing device for producing the engine oil drain valve sealing gasket works, the working process is as follows:
as shown in fig. 1, 2, 3, 4 to 7:
s1, the device is mainly applied to metal and hard sealing gaskets, but cannot be applied to flexible gaskets such as rubber, and the sealing gaskets are fixed firstly when being polished, so that deviation is avoided, and the device is connected with an external power supply;
s2, the power rod 1 and related components transform and ballast an external power supply, then output a direct-current stabilized power supply to the main machine rod 2 through the needle hole 7 and the electrode needle 6, and start the direct-current motor 213 to rotate a rotating shaft;
s3, the direct current motor 213 drives the outer revolution rod 2154 to carry out circumferential revolution through the cross rod 2153, the revolution rod 2154 synchronously slides along the through groove 2157 on the horizontal frame 2156 in the rotating process, and pushes the horizontal frame 2156 to carry out the horizontal reciprocating quantitative deflection swing by taking the support column 2155 as a base point, at the moment, the cross arm 2159 coaxially connected with the support column 2155 carries out synchronous deflection motion, and pushes the rotary core 2152 along the side walls of the two sides of the triangular groove 2158 to carry out quantitative reciprocating rotation in the sleeve ring 2151, so as to drive the polishing head 214 to polish and polish the sealing gasket.
S4, before polishing the sealing gasket, if burrs with larger projection degree exist on the surface of the gasket, in order to avoid damage or excessive loss on the polishing head 214, a user can control the polishing head 214 to rotate until the sharp slot 222 coincides with the notch 224 on the shell 221, then the device is horizontally arranged to place the burrs in the sharp slot 222, and the polishing head 214 is started to deflect, so that the notch 224 is misplaced with the polishing head 214, and the burrs are sheared off by the sharp slot 222, so that the effect and efficiency of a polishing procedure can be effectively ensured;
s5, under the condition that thicker burrs or protruding edges are difficult to cut directly by using the sharp slot 222, the grinding head 214 can be controlled to rotate until the blunt slot 223 coincides with the notch 224, the burr is placed in the blunt slot 223 by transversely placing the device, the grinding head 214 is started to deflect, the notch 224 is misplaced with the grinding head 214, the burr or the convex edge is pushed to carry out reciprocating deflection by utilizing the convex curved surface on the blunt slot 223 which is followed by the reciprocating deflection of the grinding head 214, so that the burr or the convex edge is subjected to metal fatigue and fracture along the deflection position, or the sharp slot 222 is used for cutting again, and the trimming function of the device on the burrs and the convex edge is further improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides an engine oil drain valve is surface finish device for sealed pad production, includes power pole (1) and host computer pole (2) that peg graft each other and use, its characterized in that: the bottom end of the power rod (1) is provided with a plug (3), the top of the host rod (2) is provided with a socket (4) for the plug (3) to be inserted into, and the upper side of the surface of the host rod (2) is in threaded connection with a screw (5) for fixing the plug (3);
the power supply comprises a power supply rod (1), wherein the top of the power supply rod (1) is provided with an electric wire and a plug which are used for being connected with an external power supply, a voltage stabilizer communicated with the plug is arranged in the power supply rod (1), an electrode needle (6) is fixedly arranged in a socket (4), a pinhole (7) which is communicated with the voltage stabilizer and used for being inserted by the electrode needle (6) is formed in the plug connector (3), and a direct-current stabilized power supply is output to a host rod (2) through the pinhole (7) and the electrode needle (6) after the voltage stabilizer is transformed and ballasted;
the main machine rod (2) consists of a polishing component (21) and a shearing component (22) which operates based on the starting of the polishing component (21);
the polishing assembly (21) comprises a rod body (211), an inner cavity (212) is formed in the rod body (211), a direct current motor (213) is fixedly installed in the inner cavity (212), and a polishing head (214) driven by a rotating shaft of the direct current motor (213) is arranged at the bottom of the rod body (211);
the rotating shaft of the direct current motor (213) is connected with the polishing head (214) through a corner rotating part (215);
the angle rotating part (215) comprises a collar (2151) fixedly arranged in the inner cavity (212), a rotating core (2152) is rotatably connected inside the collar (2151), and the polishing head (214) is fixedly connected to the bottom of the rotating core (2152) through a metal rod;
a cross rod (2153) is fixedly connected to the lower side of the rotating shaft of the direct current motor (213), and a revolution rod (2154) is fixedly connected to the outer end of the cross rod (2153);
the top of the sleeve ring (2151) is rotationally connected with a support column (2155), the top of the support column (2155) is fixedly connected with a transverse frame (2156), a through groove (2157) is formed in the surface of the transverse frame (2156), and the revolution rod (2154) is slidably connected in the through groove (2157) and pushes the transverse frame (2156) to do left-right reciprocating deflection;
a triangular groove (2158) is formed in the top of the rotary core (2152), and a cross arm (2159) which is used for pushing the rotary core (2152) to deflect in a reciprocating manner along the triangular groove (2158) is fixedly connected to the middle of the surface of the support column (2155);
the shearing assembly (22) comprises a shell (221) movably sleeved on the polishing head (214), and the shell (221) is fixedly connected with the bottom end of the rod body (211) through a bracket;
the side surface of the polishing head (214) is respectively provided with a sharp-edged groove (222) and a blunt-edged groove (223), the sharp-edged groove (222) is a dovetail groove, and the edge of a notch of the blunt-edged groove (223) is a convex curved surface;
the surface of the shell (221) is provided with a notch (224) matched with the sharp-edged groove (222) and the blunt-edged groove (223).
2. The surface polishing device for producing an engine oil drain valve gasket according to claim 1, wherein: the surface of the power supply rod (1) is provided with a push switch matched with the voltage stabilizer.
3. The surface polishing device for producing an engine oil drain valve gasket according to claim 1, wherein: the rod body (211) is composed of a rod body and an end cover, and the end cover is fixed at the bottom of the rod body through a screw.
4. The surface polishing device for producing an engine oil drain valve gasket according to claim 1, wherein: the outer end of the cross arm (2159) is fixedly connected with a rotating wheel in rolling contact with the triangular groove (2158).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210905644.XA CN115229632B (en) | 2022-07-29 | 2022-07-29 | Surface polishing device for producing engine oil drain valve sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210905644.XA CN115229632B (en) | 2022-07-29 | 2022-07-29 | Surface polishing device for producing engine oil drain valve sealing gasket |
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| Publication Number | Publication Date |
|---|---|
| CN115229632A CN115229632A (en) | 2022-10-25 |
| CN115229632B true CN115229632B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210905644.XA Active CN115229632B (en) | 2022-07-29 | 2022-07-29 | Surface polishing device for producing engine oil drain valve sealing gasket |
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| CN214186447U (en) * | 2020-10-29 | 2021-09-14 | 江苏康程新材料科技有限公司 | Stone material processing is with clean face burnishing device |
| CN216331464U (en) * | 2021-12-09 | 2022-04-19 | 苏州苏博尔精密模具有限公司 | New energy automobile charging socket subassembly |
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| CN115229632A (en) | 2022-10-25 |
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