CN115008302A - Sealing surface grinding device for safety valve machining - Google Patents
Sealing surface grinding device for safety valve machining Download PDFInfo
- Publication number
- CN115008302A CN115008302A CN202210953372.0A CN202210953372A CN115008302A CN 115008302 A CN115008302 A CN 115008302A CN 202210953372 A CN202210953372 A CN 202210953372A CN 115008302 A CN115008302 A CN 115008302A
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- Prior art keywords
- grinding
- rack
- clamping
- processing
- safety 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
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
- B24B15/04—Machines or devices designed for grinding seat surfaces; Accessories therefor on valve members
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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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
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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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
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a sealing surface grinding device for machining a safety valve, which relates to the technical field of safety valves and comprises a clamping mechanism arranged on a machining mechanism, wherein the clamping mechanism comprises a sliding plate in sliding connection with an installation support, a clamping gear is rotatably arranged on the sliding plate, the clamping gear is simultaneously meshed with a toothed structure on an upper clamping rack and a lower clamping rack, and the lower clamping rack is slidably arranged on a lower bottom plate; the lower bottom plate is connected with the upper bottom plate through a lifting assembly, and the lifting assembly is used for realizing the lifting of the upper bottom plate; the processing mechanism comprises a grinding assembly, and the grinding assembly is used for grinding the sealing end face of the safety valve.
Description
Technical Field
The invention relates to the technical field of safety valves, in particular to a sealing surface grinding device for machining a safety valve.
Background
In the manufacture of safety valves, it is necessary to grind the end faces of the safety valves to be sealed in order to ensure the sealing performance of the safety valves. To the valve body of relief valve, use discoid grinding tool usually, put on the sealed terminal surface of relief valve, the reuse connecting seat is connected, drives the abrasive disc through the long handle and makes the grinding motion, and often all need to be tailor-made specially to the fixture of relief valve, and the relief valve of a plurality of echelonment physiques often leads to the centre gripping to be unstable because of the particularity of structure to cause the valve to damage.
The Chinese patent with the publication number of CN102049727B discloses a clamping mechanism of a valve sealing surface grinding device, which comprises an operating handle, a first screw rod, a second screw rod, a synchronous linkage part driving the first screw rod and the second screw rod to rotate along with the operating handle, and a first clamping part and a second clamping part which are used for clamping a valve flange and move along the first screw rod and the second screw rod in opposite directions, wherein the second screw rod and the first screw rod are identical in structure and are parallel to each other, a first central fixing seat is fixed in the middle of the first screw rod, and a second central fixing seat is fixed in the middle of the second screw rod. The sealing surface grinding device for machining the safety valve can ensure grinding quality, reduce maintenance workload and reduce maintenance cost, but has poor clamping effect aiming at the safety valves with different heights and step shapes, so the sealing surface grinding device for machining the safety valve is provided.
Disclosure of Invention
The invention provides a sealing surface grinding device for processing a safety valve, aiming at the defects in the prior art, and solving the problem that the valve is damaged because the safety valve with a stepped shape cannot be stably clamped in the prior art.
The technical scheme adopted by the invention is as follows: a sealing surface grinding device for machining a safety valve comprises a clamping mechanism arranged on a machining mechanism, wherein the clamping mechanism comprises a sliding plate which is connected with an installation support in a sliding mode, a clamping gear is arranged on the sliding plate in a rotating mode, the clamping gear is simultaneously meshed with a toothed structure on an upper clamping rack and a lower clamping rack, the lower clamping rack is arranged on a lower base plate in a sliding mode, the lower clamping rack is fixedly connected with a bidirectional lower rack, the bidirectional lower rack is arranged between a first lower gear and a second lower gear and is meshed with the first lower gear and the second lower gear, the first lower gear is meshed with a second lower sliding rack, the first lower sliding rack is meshed with the second lower gear, and the first lower sliding rack and the second lower sliding rack are arranged on the lower base plate in a sliding mode; the upper clamping rack frame is provided with a bidirectional rack in a sliding manner, the bidirectional rack is arranged between the first upper gear and the second upper gear and is meshed with the first upper gear and the second upper gear, the second upper gear is meshed with the first upper sliding rack, the first upper gear is meshed with the second upper sliding rack, and the second upper sliding rack and the first upper sliding rack are arranged on the upper bottom plate in a sliding manner; the upper bottom plate is connected with the lower bottom plate through a lifting assembly, and the lifting assembly is used for realizing the lifting of the upper bottom plate; the processing mechanism comprises a grinding assembly, and the grinding assembly is used for grinding the sealing end face of the safety valve.
Furthermore, the clamping parts of the first lower sliding rack, the second lower sliding rack, the bidirectional lower rack, the bi-directional upper rack, the first upper sliding rack and the second upper sliding rack are respectively provided with a clamping part, a triangle is formed by the clamping parts of the first lower sliding rack, the second lower sliding rack and the bidirectional lower rack to surround the lower half part of the safety valve, and a triangle is formed by the clamping parts of the first bi-directional upper rack, the first upper sliding rack and the second upper sliding rack to surround the upper half part of the safety valve.
Furthermore, a clamping screw rod is rotatably mounted on the mounting bracket, the clamping screw rod is in threaded connection with the sliding plate, the clamping screw rod is fixedly connected with an output shaft of the clamping motor, and the mounting bracket is fixedly connected with the lower bottom plate.
Furthermore, the lifting assembly comprises four lifting screws rotatably mounted on the lower base plate, the lifting screws are in threaded connection with the upper base plate, each lifting screw is coaxially and fixedly connected with one lifting belt wheel, all the lifting belt wheels are in belt transmission through lifting belts, and one of the lifting screws is fixedly connected with an output shaft of the lifting motor.
Further, the grinding assembly comprises a processing placing plate fixedly mounted on the processing frame, a safety valve is placed on the processing placing plate, a grinding sheet is arranged above the safety valve and fixedly connected with a piston rod of an execution cylinder, the execution cylinder is fixedly connected with an output shaft of an execution motor, and the execution motor is fixedly mounted on a grinding sliding plate.
Furthermore, the grinding sliding plate is slidably mounted on the grinding frame, the grinding frame is fixedly connected with a piston rod of the processing hydraulic cylinder, the grinding sliding plate is in threaded connection with the grinding lead screw, the grinding lead screw is rotatably mounted on the grinding frame, and the grinding lead screw is fixedly connected with an output shaft of the grinding motor.
Furthermore, two processing lead screws are rotatably arranged on the processing frame, each processing lead screw is provided with two sections of threads with opposite rotating directions, the processing lead screws are in threaded connection with the two processing box bodies, the two processing box bodies are slidably arranged on the processing frame, and the two processing box bodies are driven to move relatively through the processing lead screws.
Furthermore, two processing lead screws form belt transmission through the processing belt, one of the processing lead screws is fixedly connected with an output shaft of the processing motor, a water spraying assembly is arranged on each processing box body respectively, and water mist is sprayed out through the water spraying assemblies to reduce dust powder generated by grinding.
Compared with the prior art, the invention has the beneficial effects that: (1) the invention realizes the stable clamping of the stepped safety valve, ensures the stability of the safety valve in the grinding process and reduces the rejection rate of the valve; (2) the water spray component sprays water mist, so that dust generated in the grinding process is reduced, and the grinding device is safe and reliable; (3) the lifting assembly is used for adjusting the position of the clamping mechanism for clamping the safety valve, so that the lifting device is suitable for safety valves with different heights and has good practicability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of a partial structure of the clamping mechanism of the present invention.
FIG. 3 is a schematic view of another angle partial structure of the clamping mechanism of the present invention.
FIG. 4 is a schematic view of a partial structure of the clamping mechanism and the processing mechanism of the present invention.
FIG. 5 is a schematic view of a partial structure of the processing mechanism of the present invention.
Fig. 6 is a schematic view of a part a of the enlarged structure in fig. 5.
Reference numerals: 1-a clamping mechanism; 2-a processing mechanism; 3-a safety valve; 101-mounting a bracket; 102-a clamping motor; 103-a sliding plate; 104-clamping a lead screw; 105-a lifting pulley; 106-lifting belt; 107-lower base plate; 108-lifting screw rod; 109-upper base plate; 110-a frame; 111-a lift motor; 112-upper clamping rack; 113-a clamping gear; 114-lower clamping rack; 115-bidirectional lower rack; 116-lower gear one; 117-lower gear two; 118-a first lower sliding rack; 119-a second lower sliding rack; 120-upper gear one; 121-double-direction rack; 122-upper sliding rack I; 123-sliding a second sliding rack; 124-upper gear two; 201-a processing frame; 202-processing a belt; 203-processing a lead screw; 204-processing a placing plate; 205-machining hydraulic cylinders; 206-processing the box body; 207-processing the motor; 208-a grinding motor; 209-grinding lead screw; 210-a grinding stand; 211-grinding slide plate; 212-an actuator motor; 213-an actuating cylinder; 214-an abrasive sheet; 215-a fan; 216-funnel.
Detailed Description
In the following description of the present invention, it is to be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the following description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be direct or indirect via an intermediate medium, and the connection may be internal to the two components. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention will be further described with reference to the drawings and illustrative embodiments, which are provided herein to illustrate and not to limit the invention. In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted.
Example (b): referring to fig. 1-6, a sealing surface grinding device for processing a safety valve comprises a clamping mechanism 1 installed on a processing mechanism 2, wherein the clamping mechanism 1 comprises a sliding plate 103 slidably connected with a mounting bracket 101, the mounting bracket 101 is fixedly connected with a processing frame 201, the mounting bracket 101 is placed on the ground, a clamping gear 113 is rotatably installed on the sliding plate 103, the clamping gear 113 is simultaneously meshed with a toothed structure on an upper clamping rack frame 112 and a lower clamping rack 114, the lower clamping rack 114 is slidably installed on a lower bottom plate 107, the lower clamping rack 114 is fixedly connected with a bidirectional lower rack 115, the bidirectional lower rack 115 is arranged between a lower gear 116 and a lower gear 117 and is meshed with the lower gear 116 and the lower gear 117, the lower gear 116 and the lower gear 117 are rotatably installed on the lower bottom plate 107, the lower gear 116 is meshed with a lower sliding rack 119, the first lower sliding rack 118 is meshed with the second lower gear 117, and the first lower sliding rack 118 and the second lower sliding rack 119 are slidably mounted on the lower bottom plate 107; the upper clamping rack 112 is provided with a bidirectional rack 121 in a sliding manner, the bidirectional rack 121 is arranged on the upper bottom plate 109 in a sliding manner, the bidirectional upper rack 121 is arranged between the first upper gear 120 and the second upper gear 124 and is meshed with the first upper gear 120 and the second upper gear 124, the second upper gear 124 and the first upper gear 120 are rotatably arranged on the upper bottom plate 109, the upper bottom plate 109 is provided with a wind shield, the second upper gear 124 is meshed with the first upper sliding rack 122, the first upper gear 120 is meshed with the second upper sliding rack 123, and the second upper sliding rack 123 and the first upper sliding rack 122 are arranged on the upper bottom plate 109 in a sliding manner; the upper bottom plate 109 is connected with the lower bottom plate 107 through a lifting assembly, and the lifting assembly is used for realizing the lifting of the upper bottom plate 109; the machining mechanism 2 comprises a grinding assembly for grinding the sealing end face of the safety valve 3.
A clamping part is respectively arranged on the lower sliding rack I118, the lower sliding rack II 119, the bidirectional lower rack 115, the bidirectional upper rack 121, the upper sliding rack I122 and the upper sliding rack II 123, the clamping part of the lower sliding rack I118, the lower sliding rack II 119 and the bidirectional lower rack 115 forms a triangle to surround the lower half part of the safety valve 3, and the clamping part of the bidirectional upper rack 121, the upper sliding rack I122 and the upper sliding rack II 123 forms a triangle to surround the upper half part of the safety valve 3; the clamping part is a clamping plate, and the lower sliding rack I118, the lower sliding rack II 119, the bidirectional lower rack 115, the bidirectional upper rack 121, the upper sliding rack I122 and the upper sliding rack II 123 are respectively and fixedly connected with one clamping plate.
The mounting bracket 101 is rotatably provided with a clamping screw 104, the clamping screw 104 is in threaded connection with the sliding plate 103, the clamping screw 104 is fixedly connected with an output shaft of the clamping motor 102, the clamping motor 102 is fixedly arranged on the mounting bracket 101, and the mounting bracket 101 is fixedly connected with the lower bottom plate 107.
The lifting assembly comprises four lifting screws 108 rotatably mounted on a lower base plate 107, the lifting screws 108 are in threaded connection with an upper base plate 109, each lifting screw 108 is coaxially and fixedly connected with one lifting belt wheel 105, all the lifting belt wheels 105 form belt transmission through a lifting belt 106, one lifting screw 108 is fixedly connected with an output shaft of a lifting motor 111, the lifting motor 111 is fixedly mounted on a frame 110, and the frame 110 is rotatably connected with the four lifting screws 108.
The grinding assembly comprises a processing placing plate 204 fixedly mounted on a processing frame 201, a safety valve 3 is placed on the processing placing plate 204, a grinding sheet 214 is arranged above the safety valve 3, the grinding sheet 214 is fixedly connected with a piston rod of an execution cylinder 213, the execution cylinder 213 is fixedly connected with an output shaft of an execution motor 212, and the execution motor 212 is fixedly mounted on a grinding sliding plate 211.
The grinding sliding plate 211 is slidably mounted on the grinding frame 210, the grinding frame 210 is fixedly connected with a piston rod of the processing hydraulic cylinder 205, the processing hydraulic cylinder 205 is fixedly connected with an output shaft of a replacing motor, the replacing motor is fixedly mounted on the processing frame 201, the grinding sliding plate 211 is in threaded connection with the grinding lead screw 209, the grinding lead screw 209 is rotatably mounted on the grinding frame 210, the grinding lead screw 209 is fixedly connected with an output shaft of the grinding motor 208, and the grinding motor 208 is fixedly mounted on the grinding frame 210.
Two processing lead screws 203 are rotatably arranged on the processing frame 201, two sections of threads with opposite rotating directions are arranged on each processing lead screw 203, the processing lead screws 203 are in threaded connection with the two processing box bodies 206, the two processing box bodies 206 are slidably arranged on the processing frame 201, and the two processing box bodies 206 are driven to move relatively through the processing lead screws 203.
Two processing lead screws 203 form belt drive through the processing belt 202, one of them processing lead screw 203 with processing motor 207's output shaft fixed connection, processing motor 207 fixed mounting is on processing frame 201, is provided with a water spray component on every processing box 206 respectively, reduces the dust powder that grinds the production through water spray component blowout water smoke.
The water spraying assembly comprises fans 215 which are rotatably installed on the processing box body 206, each fan 215 is fixedly connected with an output shaft of a water spraying motor, the water spraying motors are fixedly installed on the processing box body 206, a water tank is also fixedly installed on the processing box body 206 and is connected with a water pump, and water in the water tank is pumped by the water pump during grinding and is sprayed out through water mist.
The working principle of the invention is as follows: in the initial position, the two processing box bodies 206 are opened, and the safety valve 3 is placed on the processing placing plate 204; then, starting the processing motor 207 to drive the processing lead screw 203 to rotate, and driving the two processing box bodies 206 to slide relatively until the two processing box bodies 206 are contacted, and stopping the operation of the processing motor 207; the clamping motor 102 is started to drive the clamping screw 104 to rotate, the sliding plate 103 is driven to slide on the mounting bracket 101, the clamping gear 113, the upper clamping rack frame 112 and the lower clamping rack 114 are driven to synchronously move, the lower clamping rack 114 moves to drive the double-downward rack 115 to move, the lower gear 116 and the lower gear 117 are driven to rotate, the lower sliding rack 119 and the lower sliding rack 118 are driven to slide on the lower bottom plate 107, and clamping plates on the double-direction lower rack 115, the lower sliding rack 118 and the lower sliding rack 119 are gradually tightened to clamp the lower half portion of the safety valve 3.
The upper clamping rack frame 112 moves to drive the bidirectional upper rack 121 to slide on the upper bottom plate 109, and drive the upper second gear 124 and the upper first gear 120 to rotate, the upper second gear 124 rotates to drive the upper first sliding rack 122 to slide on the upper bottom plate 109, and the upper first gear 120 drives the upper second sliding rack 123 to slide on the upper bottom plate 109, at this time, the clamping plates on the bidirectional upper rack 121, the upper first sliding rack 122 and the upper second sliding rack 123 are gradually tightened, and the upper half part of the safety valve 3 is clamped.
When the safety valve 3 is in a step shape, and the lower half part of the safety valve 3 is wider than the upper half part, when the clamping plates on the bidirectional lower rack 115, the lower sliding rack one 118 and the lower sliding rack two 119 clamp the lower half part of the safety valve 3, the position of the lower clamping rack 114 is fixed, at this time, the clamping gear 113 rotates to drive the upper clamping rack 112 to continuously approach the safety valve 3, and drive the bi-directional upper rack 121 to continuously approach the safety valve 3, and in the same principle, the upper sliding rack two 123 and the upper sliding rack one 122 are driven to continuously approach the safety valve 3 until the clamping plates clamp the upper half part of the safety valve 3; when the lower half part of the safety valve 3 is narrower than the upper half part, when the clamping plates on the two-way upper rack 121, the first upper sliding rack 122 and the second upper sliding rack 123 clamp the upper half part of the safety valve 3, the position of the upper clamping rack frame 112 is fixed, at this time, the clamping gear 113 rotates to drive the lower clamping rack 114 to continuously approach the safety valve 3, drive the two-way lower rack 115 to continuously approach the safety valve 3, drive the first lower sliding rack 118 and the second lower sliding rack 119 to continuously approach the safety valve 3 until the clamping plates clamp the lower half part of the safety valve 3, and in sum, the safety valve 3 is completely fixed.
When the height of the safety valve 3 is different and the clamping position needs to be adjusted, the lifting motor 111 is started to drive one lifting screw 108 to rotate, the lifting belt wheel 105 connected with the lifting screw 108 is driven to rotate, the lifting belt wheel 105 drives other three lifting belt wheels 105 to rotate through the lifting belt 106, other three lifting screws 108 are driven to rotate, the upper bottom plate 109 is driven to lift, and the position is adjusted.
After the position of the safety valve 3 is fixed, the grinding motor 208 is started to drive the grinding screw 209 to rotate, the grinding sliding plate 211 is driven to slide on the grinding frame 210, the execution motor 212, the execution cylinder 213 and the grinding sheet 214 are driven to synchronously move, the execution motor 212 is started to drive the execution cylinder 213 to rotate, the execution cylinder 213 stretches out a piston rod while rotating to enable the grinding sheet 214 to be attached to the sealing end face of the safety valve 3, and the sealing end face of the safety valve 3 is ground through the grinding sheet 214.
During the grinding process, the water pump pumps water in the water tank, and the water mist is sprayed out to reduce dust in the processing box body 206, and the water spraying motor is started to drive the fan 215 to rotate, so that the falling water drops flow out through the funnel 216.
When the grinding sheet 214 needs to be replaced, the processing motor 207 is started, the two processing box bodies 206 are driven to be opened, the grinding screw rod 209 is driven to rotate through the grinding motor 208, the grinding sliding plate 211 is driven to slide on the grinding frame 210, the grinding sheet 214 is moved to a preset position, then the replacement motor drives the processing hydraulic cylinder 205 to rotate, the processing hydraulic cylinder 205 retracts into a piston rod, and a worker replaces the grinding sheet 214.
It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations are intended to fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a processing of relief valve is with sealed face grinder, is including installing fixture (1) on processing agency (2), its characterized in that: the clamping mechanism (1) comprises a sliding plate (103) which is in sliding connection with the mounting bracket (101), a clamping gear (113) is rotatably mounted on the sliding plate (103), the clamping gear (113) is simultaneously meshed with a toothed structure on the upper clamping rack (112) and a lower clamping rack (114), the lower clamping rack (114) is slidably mounted on the lower bottom plate (107), the lower clamping rack (114) is fixedly connected with a bidirectional lower rack (115), the bidirectional lower rack (115) is arranged between a first lower gear (116) and a second lower gear (117), the lower gear I (116) is meshed with the lower gear II (117), the lower gear I (116) is meshed with the lower sliding rack II (119), the lower sliding rack I (118) is meshed with the lower gear II (117), and the lower sliding rack I (118) and the lower sliding rack II (119) are installed on the lower bottom plate (107) in a sliding mode; the upper clamping rack frame (112) is provided with a bidirectional upper rack (121) in a sliding manner, the bidirectional upper rack (121) is arranged between the first upper gear (120) and the second upper gear (124) and is meshed with the first upper gear (120) and the second upper gear (124), the second upper gear (124) is meshed with the first upper sliding rack (122), the first upper gear (120) is meshed with the second upper sliding rack (123), and the second upper sliding rack (123) and the first upper sliding rack (122) are installed on the upper bottom plate (109) in a sliding manner; the upper bottom plate (109) is connected with the lower bottom plate (107) through a lifting assembly, and the lifting assembly is used for realizing the lifting of the upper bottom plate (109); the processing mechanism (2) comprises a grinding assembly, and the grinding assembly is used for grinding the sealing end face of the safety valve (3).
2. The sealing surface grinding device for safety valve machining according to claim 1, characterized in that: the lower sliding rack I (118), the lower sliding rack II (119), the bidirectional lower rack (115), the bidirectional upper rack (121), the upper sliding rack I (122) and the upper sliding rack II (123) are respectively provided with a clamping part, the clamping parts of the lower sliding rack I (118), the lower sliding rack II (119) and the bidirectional lower rack (115) form a triangle to surround the lower half part of the safety valve (3), and the clamping parts of the bidirectional upper sliding rack I (121), the upper sliding rack I (122) and the upper sliding rack II (123) form a triangle to surround the upper half part of the safety valve (3).
3. The apparatus for grinding a sealing surface for safety valve working according to claim 2, wherein: the mounting bracket (101) is rotatably provided with a clamping lead screw (104), the clamping lead screw (104) is in threaded connection with the sliding plate (103), the clamping lead screw (104) is fixedly connected with an output shaft of the clamping motor (102), and the mounting bracket (101) is fixedly connected with the lower bottom plate (107).
4. The apparatus for grinding a sealing surface for safety valve working according to claim 3, wherein: the lifting assembly comprises four lifting screw rods (108) rotatably mounted on a lower base plate (107), the lifting screw rods (108) are in threaded connection with an upper base plate (109), each lifting screw rod (108) is coaxially and fixedly connected with one lifting belt wheel (105), all the lifting belt wheels (105) are in belt transmission through a lifting belt (106), and one lifting screw rod (108) is fixedly connected with an output shaft of a lifting motor (111).
5. The apparatus for grinding a sealing surface for safety valve working according to claim 4, wherein: the grinding assembly comprises a processing placing plate (204) fixedly mounted on a processing frame (201), a safety valve (3) is placed on the processing placing plate (204), a grinding sheet (214) is arranged above the safety valve (3), the grinding sheet (214) is fixedly connected with a piston rod of an execution cylinder (213), the execution cylinder (213) is fixedly connected with an output shaft of an execution motor (212), and the execution motor (212) is fixedly mounted on a grinding sliding plate (211).
6. The apparatus for grinding a sealing surface for safety valve working according to claim 5, wherein: the grinding sliding plate (211) is slidably mounted on the grinding frame (210), the grinding frame (210) is fixedly connected with a piston rod of the machining hydraulic cylinder (205), the grinding sliding plate (211) is in threaded connection with the grinding lead screw (209), the grinding lead screw (209) is rotatably mounted on the grinding frame (210), and the grinding lead screw (209) is fixedly connected with an output shaft of the grinding motor (208).
7. The apparatus for grinding a sealing surface for safety valve working according to claim 6, wherein: two processing lead screws (203) are rotatably mounted on the processing frame (201), two threads with opposite rotating directions are arranged on each processing lead screw (203), the processing lead screws (203) are in threaded connection with the two processing box bodies (206), the two processing box bodies (206) are slidably mounted on the processing frame (201), and the two processing box bodies (206) are driven to move relatively through the processing lead screws (203).
8. The apparatus for grinding a sealing surface for safety valve working according to claim 7, wherein: two processing lead screws (203) form belt transmission through a processing belt (202), one of the processing lead screws (203) is fixedly connected with an output shaft of a processing motor (207), each processing box body (206) is respectively provided with a water spraying assembly, and dust powder generated by grinding is reduced by spraying water mist through the water spraying assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210953372.0A CN115008302A (en) | 2022-08-10 | 2022-08-10 | Sealing surface grinding device for safety valve machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210953372.0A CN115008302A (en) | 2022-08-10 | 2022-08-10 | Sealing surface grinding device for safety valve machining |
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| Publication Number | Publication Date |
|---|---|
| CN115008302A true CN115008302A (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210953372.0A Pending CN115008302A (en) | 2022-08-10 | 2022-08-10 | Sealing surface grinding device for safety valve machining |
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| CN (1) | CN115008302A (en) |
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| CN1222107A (en) * | 1996-06-15 | 1999-07-07 | 尤诺瓦英国有限公司 | Grinding machine spindle flexibly attached to platform |
| CN102049727A (en) * | 2010-11-01 | 2011-05-11 | 朱文 | Clamping mechanism for seal surface grinding unit of valve |
| CN106425485A (en) * | 2016-03-07 | 2017-02-22 | 江苏省特种设备安全监督检验研究院江阴分院 | Device capable of stably clamping safety valve |
| CN108481113A (en) * | 2018-05-15 | 2018-09-04 | 芜湖杰诺科技有限公司 | A kind of valve side clamping end face sander |
| CN110052857A (en) * | 2019-04-17 | 2019-07-26 | 涂翔宇 | The anti-collision control method of fixture |
| CN110202475A (en) * | 2019-06-18 | 2019-09-06 | 张志文 | A kind of glass processing overturning adjustment device |
| CN113084646A (en) * | 2021-04-23 | 2021-07-09 | 梅世春 | Precision machining machine and precision machining method for ball valve accessories after manufacturing and forming |
| CN113770896A (en) * | 2021-09-07 | 2021-12-10 | 中山德立洁具有限公司 | Mirror surface grinding device is managed in stainless steel side suitable for many sizes |
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