CN211728791U - Valve core pressing, grinding and clamping equipment of pressure limiting valve - Google Patents
Valve core pressing, grinding and clamping equipment of pressure limiting valve Download PDFInfo
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- CN211728791U CN211728791U CN202020169739.6U CN202020169739U CN211728791U CN 211728791 U CN211728791 U CN 211728791U CN 202020169739 U CN202020169739 U CN 202020169739U CN 211728791 U CN211728791 U CN 211728791U
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Abstract
The utility model discloses a valve core pressing, grinding and clamping device of a pressure limiting valve, which comprises a base, a shaft sleeve, a connecting rod, a material placing cylinder and a supporting piece; the base is provided with a motor, a central shaft is rotationally connected in the shaft sleeve, the motor is connected to the central shaft in a driving mode, and the end portion of the central shaft is provided with a pressing wheel; the material placing barrel is connected to the material placing table, the material placing table is arranged on the base, a first supporting plate and a second supporting plate are arranged at the top end and the side part of the material placing table, and the material placing barrel can be adjusted up and down; the bottom end of the connecting rod is rotatably connected to the supporting piece, the top end of the connecting rod is fixedly connected to the shaft sleeve, and the supporting piece is arranged on the base; when the shaft sleeve is lifted upwards, the pressing wheel rotates upwards and is far away from the material placing table. The utility model discloses when using, put into the case and put the feed cylinder, unclamp the axle sleeve after the pinch roller through self gravity push down the case, and the pinch roller drives the valve element rotation, the conical surface and the grinding apparatus contact of case and carry out abrasive machining, not only the clamping is simple and convenient, very big improvement the efficiency of clamping moreover.
Description
Technical Field
The utility model relates to a quick-witted jig technical field especially relates to a case pressure grinding clamping equipment of pressure limiting valve.
Background
Most of the valve core sealing surfaces of the pressure limiting valves are conical surfaces, and after the valve core is machined through a lathe, redundant materials on the conical surfaces need to be cut off through a grinding tool on a grinding machine. The grinding of the conical surface of the valve core is usually carried out on an external circular grinder, during grinding, the valve core is clamped by a clamp and is driven to rotate, and the grinding tool also rotates along with the main shaft of the grinder, so that the grinding purpose is achieved. In the prior art, a three-jaw chuck is mostly adopted for clamping the valve core, but the valve core is small in size, easy to drop during clamping and quite inconvenient; in addition, when the three-jaw chuck is used, other tools are needed for dismounting, so that the time for clamping the valve core is far longer than the time for grinding the valve core, and the working efficiency is greatly reduced.
Therefore, it is necessary to provide a valve core pressing and grinding clamping device of the pressure limiting valve to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a case pressure grinding presss from both sides dress equipment of voltage limiting valve, put into the case when using and put the feed cylinder, unclamp the axle sleeve after the pinch roller through self gravity push down the case, and the pinch roller drives the valve core rotation, the conical surface and the grinding apparatus contact of case and carry out abrasive machining, not only the clamping is simple and convenient, very big improvement the efficiency of clamping moreover to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a valve core pressing, grinding and clamping device of a pressure limiting valve comprises a base, a shaft sleeve, a connecting rod, a material placing barrel and a supporting piece; the base is provided with a motor, a central shaft is rotationally connected in the shaft sleeve, the motor is connected to the central shaft in a driving mode, and the end portion of the central shaft is provided with a pressing wheel; the material placing barrel is connected to the material placing table, the material placing table is arranged on the base, a first supporting plate and a second supporting plate are arranged at the top end and the side part of the material placing table, and the material placing barrel can be adjusted up and down; the bottom end of the connecting rod is rotatably connected to the supporting piece, the top end of the connecting rod is fixedly connected to the shaft sleeve, and the supporting piece is arranged on the base; when the shaft sleeve is lifted upwards, the pressing wheel rotates upwards and is far away from the material placing table; when the shaft sleeve is loosened downwards, the pressing wheel presses the material between the first supporting plate and the second supporting plate through the self gravity.
The utility model has the further improvement scheme that the central shaft is connected with the inner wall of the shaft sleeve through a bearing, one end of the central shaft is fixedly connected with a large belt wheel, a power output shaft of the motor is fixedly connected with a small belt wheel, and an elastic belt is connected between the large belt wheel and the small belt wheel in a transmission way; the pinch roller is soft rubber wheel.
The utility model has the further improvement scheme that the supporting piece comprises a supporting seat, an adjusting plate, a vertical plate and a supporting block; the supporting seat is fixedly connected to the base, an adjusting hole A is formed in the adjusting plate, and the fastener is connected with the adjusting plate and the supporting seat through the adjusting hole A; the vertical plate is fixedly connected to the inner side of the adjusting plate, and the supporting block is fixedly connected to the top end of the inner side of the vertical plate.
The utility model discloses a further improvement is, be equipped with the through-hole on the supporting shoe, it rotates the screw rod to peg graft in the through-hole, and the bottom fixedly connected with chuck of connecting rod, chuck fixed connection are on rotating the screw rod.
The utility model discloses a further improvement is, put the material platform and be close to the upper portion of this side of motor and be equipped with the backup pad, be equipped with regulation hole B in the backup pad, the fastener through this regulation hole B joint support board with put the material platform, put feed cylinder fixed connection in the inboard at backup pad top.
The utility model discloses a further improvement is, the top of first layer board and second layer board all is equipped with the support silo.
The utility model discloses a further improvement scheme is, the top fixedly connected with of axle sleeve carries the pull rod, carries the top fixedly connected with bulb of pull rod.
The utility model discloses a further improvement scheme is, regulation hole A is long waist type hole with regulation hole B.
The utility model discloses a further improvement scheme is, still including the stop gear who restricts chuck turned position, stop gear sets up between chuck and riser.
The utility model has the further improvement scheme that the limiting mechanism comprises a baffle and a limiting screw rod, the baffle is fixedly connected with the bottom end of the chuck, the side part of the vertical plate is fixedly connected with a nut, and the limiting screw rod is screwed in the nut; when the shaft sleeve is loosened downwards, the baffle plate is contacted with the limiting screw rod.
The utility model has the advantages that:
first, the utility model discloses a case pressure grinding clamping equipment of pressure-limiting valve puts into the case when using and puts the feed cylinder, loosens the axle sleeve after the pinch roller through self gravity push down the case, and the pinch roller drives the valve core rotatory, the conical surface and the grinding apparatus contact of case and grinding processing, not only the clamping is simple and convenient, very big improvement the efficiency of clamping moreover.
Second, the utility model discloses a case pressure grinding clamping equipment of pressure-limiting valve is connected with the elastic webbing between big band pulley and the little band pulley, can realize that motor drive pinch roller is rotatory, does not influence reciprocating of pinch roller yet simultaneously.
Third, the utility model discloses a case pressure grinding clamping equipment of pressure limiting valve, the pinch roller adopt soft rubber wheel, have increased the frictional force between pinch roller and the case, prevent that the case from skidding, also can prevent simultaneously that the case surface from not receiving wearing and tearing.
Fourth, the utility model discloses a case pressure of pressure-limiting valve grinds and presss from both sides dress equipment is equipped with regulation hole A on the regulating plate, and the fastener passes through this regulation hole A and connects regulating plate and supporting seat, can be as required suitable regulation pinch roller about the position.
Fifth, the utility model discloses a case pressure grinding clamping equipment of pressure-limiting valve, the top fixedly connected with lifting rod of axle sleeve, the top fixedly connected with bulb of lifting rod makes things convenient for the operator to promote or put down the pinch roller.
Sixth, the utility model discloses a case pressure grinding clamping equipment of pressure limiting valve, stop gear guarantee when taking off the case, the pinch roller can not excessive whereabouts, and then makes things convenient for the clamping of case more.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram in the direction T in fig. 1.
Fig. 3 is a schematic view of the adjusting plate of the present invention.
Fig. 4 is a schematic view of the working state of the present invention.
In the figure: 1-base, 2-axle sleeve, 3-connecting rod, 4-material placing barrel, 5-motor, 6-central shaft, 7-pinch roller, 8-material placing table, 9-first supporting plate, 10-second supporting plate, 11-elastic belt, 12-supporting seat, 13-adjusting plate, 14-vertical plate, 15-supporting block, 16-adjusting hole A, 17-rotating screw, 18-chuck, 19-supporting plate, 20-adjusting hole B, 21-lifting rod, 22-bulb, 23-baffle, 24-limiting screw, 25-nut, 26-connecting block, 27-workbench, 28-grinding tool and 29-valve core.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Example 1: as shown in fig. 1 to 3, a valve core pressing, grinding and clamping device of a pressure limiting valve comprises a base 1, a shaft sleeve 2, a connecting rod 3, a material placing barrel 4 and a supporting piece; the base 1 is fixedly connected with a motor 5 through an inner hexagonal countersunk head screw, a central shaft 6 is rotationally connected in the shaft sleeve 2, the motor 5 is connected to the central shaft 6 in a driving manner, and a pressing wheel 7 is arranged at the end part of the central shaft 6; the material placing barrel 4 is connected to the material placing table 8, the material placing table 8 is welded or fixedly connected to the base 1 through bolts, a first supporting plate 9 and a second supporting plate 10 are arranged at the top end and the side part of the material placing table 8, and the material placing barrel 4 can be adjusted up and down; the bottom end of the connecting rod 3 is rotatably connected to the supporting piece, the top end of the connecting rod is welded to the shaft sleeve 2, and the supporting piece is arranged on the base 1; when the shaft sleeve 2 is lifted upwards, the pressing wheel 7 rotates upwards and is far away from the material placing table 8; when the shaft sleeve 2 is loosened downwards, the pressing wheel 7 presses the material between the first supporting plate 9 and the second supporting plate 10 through the self-gravity.
The central shaft 6 is connected to the inner wall of the shaft sleeve 2 through a bearing, one end of the central shaft 6 is welded or fixedly connected with a large belt wheel through a bolt, a power output shaft of the motor 5 is welded or fixedly connected with a small belt wheel through a bolt, and an elastic belt 11 is connected between the large belt wheel and the small belt wheel in a transmission manner; the pinch roller 7 is a soft rubber wheel.
The supporting part comprises a supporting seat 12, an adjusting plate 13, a vertical plate 14 and a supporting block 15; the supporting seat 12 is fixedly connected to the base 1 through an inner hexagonal countersunk head screw, an adjusting hole A16 is formed in the adjusting plate 13, and a fastener is connected with the adjusting plate 13 and the supporting seat 12 through the adjusting hole A16; the riser 14 is welded to the inner side of the adjustment plate 13, and the support block 15 is welded to the top end of the inner side of the riser 14.
The supporting block 15 is provided with a through hole, a rotating screw 17 is inserted into the through hole, the bottom end of the connecting rod 3 is welded with a chuck 18, and the chuck 18 is welded at the end part of the rotating screw 17.
The upper part of the material placing platform 8 close to the motor 5 is provided with a supporting plate 19, the supporting plate 19 is provided with an adjusting hole B20, a fastener is connected with the supporting plate 19 and the material placing platform 8 through the adjusting hole B20, and the material placing barrel 4 is welded on the inner side of the top of the supporting plate 19.
The first supporting plate 9 is welded or fixedly connected to the top end of the material placing table 8 through bolts, the second supporting plate 10 is welded or fixedly connected to the side portion of the material placing table 8 through bolts, and material supporting grooves (not shown in the attached drawings) are arranged at the top ends of the first supporting plate 9 and the second supporting plate 10.
The top of the shaft sleeve 2 is welded with a lifting rod 21, and the top end of the lifting rod 21 is fixedly connected with a bulb 22 through threads.
The adjusting holes A16 and B20 are all long waist-shaped holes.
The specific working principle of this embodiment is as follows:
as shown in fig. 4, the periphery of the base 1 is provided with a connecting block 26, and the whole device is mounted on a workbench 27 of a grinding machine through the connecting block 26; the shaft sleeve 2 is lifted upwards through the lifting rod 21, the pinch roller 7 is far away from the material placing table 8, the end of the valve core 29 without the conical surface is inserted into the material placing barrel 4, and the first supporting plate 9 and the second supporting plate 10 support the valve core 29; then the lifting rod 21 is loosened, so that the pinch roller 7 presses the valve rod, and the conical surface at one end of the valve rod is contacted with a grinding tool 28 on the grinding machine; the motor 5 drives the pinch roller 7 to rotate, the pinch roller 7 drives the valve core 29 to rotate, and the grinding tool 28 also rotates along with the main shaft of the grinding machine to grind the conical surface of the valve core 29.
It should be noted that, because the grinding time is short and the grinding tool 28 plays a limiting role, the valve core 29 will not jump off from the material placing barrel 4; further, the end of the valve element 29 having no tapered surface is machined after the tapered surface grinding, and the grinding time is short, so that there is no fear that the end of the valve element 29 having no tapered surface is worn.
Example 2: the embodiment is a further improvement of the embodiment 1, and the main improvement is that in the use of the embodiment 1, after the valve core 29 is taken down and the lifting rod 21 is put down, the pinch roller 7 excessively moves downwards, so that the lifting rod 21 needs to be pulled greatly when the valve core 29 is placed each time, and the clamping efficiency of the valve core 29 is reduced to a certain extent; in the present embodiment, the above-mentioned defects can be avoided, specifically:
the limiting mechanism is arranged between the chuck 18 and the vertical plate 14; the limiting mechanism comprises a baffle plate 23 and a limiting screw rod 24, the baffle plate 23 is welded at the bottom end of the chuck 18, a nut 25 is welded at the side part of the vertical plate 14, and the limiting screw rod 24 is screwed in the nut 25; when the shaft sleeve 2 is loosened downwards, the baffle plate 23 is contacted with the limiting screw rod 24; when the valve core 29 is taken down, the baffle 23 is in contact with the limiting screw 24, so that the pinch roller 7 cannot fall excessively, the upward pulling amplitude of the lifting rod 21 is reduced when the valve core 29 is placed again, and the valve core 29 is more convenient to clamp.
Otherwise, this embodiment is identical to embodiment 1, and will not be described herein.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a case pressure grinding clamping equipment of pressure-limiting valve which characterized in that: comprises a base (1), a shaft sleeve (2), a connecting rod (3), a charging barrel (4) and a supporting piece; a motor (5) is arranged on the base (1), a central shaft (6) is rotationally connected in the shaft sleeve (2), the motor (5) is connected to the central shaft (6) in a driving mode, and a pressing wheel (7) is arranged at the end portion of the central shaft (6); the material placing barrel (4) is connected to the material placing platform (8), the material placing platform (8) is arranged on the base (1), the top end and the side part of the material placing platform (8) are provided with a first supporting plate (9) and a second supporting plate (10), and the material placing barrel (4) can be adjusted up and down; the bottom end of the connecting rod (3) is rotatably connected to a supporting piece, the top end of the connecting rod is fixedly connected to the shaft sleeve (2), and the supporting piece is arranged on the base (1); when the shaft sleeve (2) is pulled upwards, the pressing wheel (7) rotates upwards and is far away from the material placing table (8); when the shaft sleeve (2) is loosened downwards, the pressing wheel (7) presses the material between the first supporting plate (9) and the second supporting plate (10) through the self gravity.
2. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 1, characterized in that: the central shaft (6) is connected to the inner wall of the shaft sleeve (2) through a bearing, one end of the central shaft (6) is fixedly connected with a large belt wheel, a power output shaft of the motor (5) is fixedly connected with a small belt wheel, and an elastic belt (11) is in transmission connection between the large belt wheel and the small belt wheel; the pinch roller (7) is a soft rubber wheel.
3. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 1, characterized in that: the supporting piece comprises a supporting seat (12), an adjusting plate (13), a vertical plate (14) and a supporting block (15); the supporting seat (12) is fixedly connected to the base (1), an adjusting hole A (16) is formed in the adjusting plate (13), and the fastener is connected with the adjusting plate (13) and the supporting seat (12) through the adjusting hole A (16); the vertical plate (14) is fixedly connected to the inner side of the adjusting plate (13), and the supporting block (15) is fixedly connected to the top end of the inner side of the vertical plate (14).
4. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 3, characterized in that: the supporting block (15) is provided with a through hole, a rotating screw (17) is inserted into the through hole, the bottom end of the connecting rod (3) is fixedly connected with a chuck (18), and the chuck (18) is fixedly connected onto the rotating screw (17).
5. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 3, characterized in that: the upper part of the material placing platform (8) close to the side of the motor (5) is provided with a supporting plate (19), the supporting plate (19) is provided with an adjusting hole B (20), a fastener is connected with the supporting plate (19) and the material placing platform (8) through the adjusting hole B (20), and the material placing barrel (4) is fixedly connected to the inner side of the top of the supporting plate (19).
6. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 5, characterized in that: and material supporting grooves are arranged at the top ends of the first supporting plate (9) and the second supporting plate (10).
7. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 1, characterized in that: the top of the shaft sleeve (2) is fixedly connected with a lifting rod (21), and the top end of the lifting rod (21) is fixedly connected with a ball head (22).
8. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 5, characterized in that: the adjusting holes A (16) and the adjusting holes B (20) are all long waist-shaped holes.
9. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 4, characterized in that: the vertical plate clamping device further comprises a limiting mechanism for limiting the rotation position of the chuck (18), and the limiting mechanism is arranged between the chuck (18) and the vertical plate (14).
10. The valve element pressing and grinding clamp device of the pressure limiting valve according to claim 9, characterized in that: the limiting mechanism comprises a baffle plate (23) and a limiting screw rod (24), the baffle plate (23) is fixedly connected to the bottom end of the chuck (18), the side part of the vertical plate (14) is fixedly connected with a nut (25), and the limiting screw rod (24) is screwed in the nut (25); when the shaft sleeve (2) is loosened downwards, the baffle plate (23) is contacted with the limiting screw rod (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169739.6U CN211728791U (en) | 2020-02-14 | 2020-02-14 | Valve core pressing, grinding and clamping equipment of pressure limiting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169739.6U CN211728791U (en) | 2020-02-14 | 2020-02-14 | Valve core pressing, grinding and clamping equipment of pressure limiting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211728791U true CN211728791U (en) | 2020-10-23 |
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ID=72876711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020169739.6U Active CN211728791U (en) | 2020-02-14 | 2020-02-14 | Valve core pressing, grinding and clamping equipment of pressure limiting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211728791U (en) |
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2020
- 2020-02-14 CN CN202020169739.6U patent/CN211728791U/en active Active
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