CN218395942U - Precision positioning device for included angle between cutting edge of turning tool and valve core - Google Patents
Precision positioning device for included angle between cutting edge of turning tool and valve core Download PDFInfo
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- CN218395942U CN218395942U CN202222444678.1U CN202222444678U CN218395942U CN 218395942 U CN218395942 U CN 218395942U CN 202222444678 U CN202222444678 U CN 202222444678U CN 218395942 U CN218395942 U CN 218395942U
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- threaded rod
- cutting edge
- seat
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Abstract
The utility model discloses a precision positioning device that is used for lathe tool cutting edge and case contained angle, including base, centre gripping subassembly and positioning control subassembly. The utility model has the advantages that: the clamping assembly is arranged, a valve core to be machined is placed between the two clamping disks, then the driving motor is started to operate through the control button, the driving motor drives the threaded rod II to rotate, and then the two threaded sleeves I are close to each other, so that the two clamping disks can fix the valve core, a rubber pad can be used for protecting the valve core when the valve core is fixed, and in the fixing process, when the valve core drops accidentally, the valve core can fall into the bearing plate directly and can buffer the impact force on the bearing plate through the damping rod; set up the laser pen, can confirm the relative position between lathe tool cutting edge and the case according to the pencil position of laser pen to realize the accurate location between case and the lathe tool cutting edge, improve cutting accuracy.
Description
Technical Field
The utility model relates to a positioner specifically is a precision positioning device that is used for lathe tool cutting edge and case contained angle, belongs to positioner technical field.
Background
The electro-hydraulic servo valve is a core element of a servo control execution system, converts and amplifies an electric signal into a hydraulic signal through the matching of a valve core and a valve sleeve, and has extremely high requirements on the integrity of a working edge of the valve core, an obtuse circle radius of less than 0.5 mu m and a burr height of less than 1 mu m on occasions with high control precision requirements such as aerospace and the like. The prior art has the deburring equipment assembled on the special grinding machine to process the working edge of the valve core, but the included angle exists between the cutting edge of the diamond turning tool and the bus of the valve core in the installation process of the deburring equipment, so that the edge is not flat in deburring, and therefore, the position between the cutting edge of the turning tool and the bus of the valve core is often required to be adjusted by adopting a positioning device.
When some existing positioning devices are used, the following defects often exist:
1) The existing positioning devices can only simply fix the valve core, and the valve core is easily damaged in the fixing process, so that the service life of the valve core is reduced;
2) When some existing positioning devices are used for positioning, the position between a cutting edge of a turning tool and a bus of a valve core is generally observed manually, the error is large, and the accuracy of the position between the turning tool and the valve core cannot be determined visually and rapidly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an accurate positioning device that is used for lathe tool cutting edge and case contained angle just in order to solve above-mentioned at least one technical problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a precision positioning device for lathe tool cutting edge and case contained angle, include
The base is arranged at the bottom side of the positioning device, and the bottom surface of the base is fixedly connected with supporting legs at positions close to four corners;
the clamping assembly is fixedly connected to one side of the upper surface of the base and comprises a U-shaped seat fixedly connected to one side of the upper surface of the base and a driving motor fixedly installed on the surface of one side of the U-shaped seat;
the positioning adjusting assembly is arranged on the upper surface of the base and is far away from one side of the U-shaped seat, the positioning adjusting assembly comprises an electric push rod fixedly arranged on the upper surface of the base and a moving seat fixedly connected with the output end of the electric push rod, and the positioning adjusting assembly further comprises a rotating motor fixedly arranged on the side face of the moving seat and a threaded rod fixedly connected with the output shaft of the rotating motor.
As the utility model discloses further scheme again: the end part of an output shaft of the driving motor is fixedly connected with a second threaded rod, the second threaded rod is rotatably connected in a through groove formed in the inner surface of the U-shaped seat through a first bearing, the surface of the second threaded rod is symmetrically and threadedly connected with a first threaded sleeve, the bottom surfaces of the first threaded sleeves are connected with rectangular blocks through fixing rods, clamping discs are fixedly connected to the opposite sides of the two rectangular blocks, and rubber pads are fixedly mounted on the opposite sides of the two clamping discs.
As a further aspect of the present invention: and the surface of the second threaded rod is provided with external threads with opposite directions.
As a further aspect of the present invention: the upper surface of the base is located below the U-shaped seat and fixedly connected with a plurality of damping rods, and the upper ends of the damping rods are fixedly connected with a bearing plate.
As a further aspect of the present invention: the utility model discloses a laser instrument, including removal seat, threaded rod one, screw rod one, bearing two, screw sleeve two, the fixed surface of screw sleeve two is connected with the rectangle seat, the rectangle seat sets to central form, just the inside of rectangle seat is connected with threaded rod three through bearing three rotation, the upper end of threaded rod three extends to the upside of rectangle seat to fixedly connected with handle, the surface screw thread of threaded rod three has cup jointed screw sleeve three, connecting block fixed mounting has electric motor in one side of screw sleeve three, electric motor's output shaft tip passes through blade holder fixedly connected with lathe tool and laser pen, just the laser pen sets up one side of lathe tool.
As a further aspect of the present invention: the upper surface of base is close to intermediate position department and has seted up spacing spout, the bottom surface fixedly connected with of removing the seat with spacing spout matched with rectangle slider.
The utility model has the advantages that:
1) The utility model discloses a set up the centre gripping subassembly, when using, place the case that will wait to process between two centre gripping discs, then start the driving motor through control button and move, driving motor drives two rotations of threaded rod, make two swivel nuts one close to each other then, thereby make two centre gripping discs can realize the fixed to the case, through the rubber pad, can play certain guard action to the case when fixed, in the fixed in-process, when the case accident dropped, can make the case directly fall into and accept the inboard, and can cushion the impact force that the board received through the damping lever;
2) The utility model discloses a set up location adjusting part and laser pen, can confirm the relative position between lathe tool cutting edge and the case according to the pencil position of laser pen to realize the accurate location between case and the lathe tool cutting edge, improve cutting accuracy.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic structural view of a middle positioning adjustment assembly of the present invention;
FIG. 4 is a schematic view of the connection structure between the U-shaped seat and the base of the present invention;
fig. 5 is a schematic structural view of the middle clamping assembly of the present invention.
In the figure: 1. the device comprises a base, 2, supporting legs, 3, a clamping component, 31, a U-shaped seat, 32, a driving motor, 33, a second threaded rod, 34, a first threaded sleeve, 35, a rectangular block, 36, a clamping disc, 37, a rubber pad, 38, a bearing plate, 39, a damping rod, 4, a positioning adjusting component, 41, an electric push rod, 42, a moving seat, 43, a rotating motor, 44, a first threaded rod, 45, a second threaded sleeve, 46, a rectangular seat, 47, a third threaded rod, 48, a handle, 49, a third threaded sleeve, 410, a laser pen, 411, a rectangular sliding block, 412, an electric motor, 413, a turning tool, 414 and a limiting sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Example one
As shown in figures 1 to 5, a precision positioning device for the included angle between the cutting edge of a turning tool and a valve core comprises
The base 1 is arranged at the bottom side of the positioning device, and the positions, close to four corners, of the bottom surface of the base are fixedly connected with supporting legs 2;
the clamping assembly 3 is fixedly connected to one side of the upper surface of the base 1 and comprises a U-shaped seat 31 fixedly connected to one side of the upper surface of the base 1 and a driving motor 32 fixedly installed on the surface of one side of the U-shaped seat 31;
the positioning adjusting assembly 4 is arranged on one side, far away from the U-shaped seat 31, of the upper surface of the base 1, and comprises an electric push rod 41 fixedly installed on the upper surface of the base 1 and a moving seat 42 fixedly connected with the output end of the electric push rod 41, and further comprises a rotating motor 43 fixedly installed on the side surface of the moving seat 42 and a first threaded rod 44 fixedly connected with the output shaft of the rotating motor 43.
The embodiment of the utility model provides an in, two 33 of driving motor 32's output shaft end fixedly connected with threaded rod, two 33 of threaded rod rotate through bearing one and connect in the logical inslot that U type seat 31 internal surface was seted up, two 33 of threaded rod's surface symmetry threaded connection has two first swivel nut 34, the bottom surface of two first swivel nut 34 all is connected with rectangular block 35 through the dead lever, the equal fixedly connected with centre gripping disc 36 of opposite side of two rectangular block 35, the equal fixed mounting in opposite side of two centre gripping discs 36 has rubber pad 37, when using, the case that will treat processing is placed between two centre gripping discs 36, then start driving motor 32 through control button and move, driving motor 32 drives two 33 rotations of threaded rod, then make two first 34 of swivel nuts be close to each other, thereby make two centre gripping discs 36 can realize the fixed to the case, through rubber pad 37, can be when fixed, play certain guard action to the case.
In the embodiment of the present invention, the surface of the second threaded rod 33 is provided with external threads in opposite directions, so that the synchronous motion of the first two thread sleeves 34 can be realized.
The embodiment of the utility model provides an in, a plurality of damping rods 39 of below fixedly connected with that base 1 upper surface is located U type seat 31, and the board 38 is accepted to the upper end fixedly connected with of a plurality of damping rods 39, and at fixed in-process, when the case accident dropped, can make the case directly fall into and accept in the board 38 to can cushion the impact force that accepts board 38 and receive through damping rods 39.
Example two
As shown in figures 1 to 5, a precision positioning device for the included angle between the cutting edge of a turning tool and a valve core comprises
The base 1 is arranged at the bottom side of the positioning device, and the bottom surface of the base is fixedly connected with supporting legs 2 at positions close to four corners;
the clamping assembly 3 is fixedly connected to one side of the upper surface of the base 1 and comprises a U-shaped seat 31 fixedly connected to one side of the upper surface of the base 1 and a driving motor 32 fixedly installed on one side surface of the U-shaped seat 31;
the positioning adjusting assembly 4 is arranged on one side, far away from the U-shaped seat 31, of the upper surface of the base 1, and comprises an electric push rod 41 fixedly installed on the upper surface of the base 1 and a moving seat 42 fixedly connected with the output end of the electric push rod 41, and further comprises a rotating motor 43 fixedly installed on the side surface of the moving seat 42 and a first threaded rod 44 fixedly connected with the output shaft of the rotating motor 43.
In the embodiment of the present invention, the first threaded rod 44 is rotatably connected in a groove formed on the upper surface of the movable base 42 through the second bearing, the second threaded sleeve 45 is connected to the surface of the first threaded rod 44 through a thread, the rectangular base 46 is fixedly connected to the surface of the second threaded sleeve 45, the rectangular base 46 is arranged in a central shape, the third threaded rod 47 is rotatably connected to the inside of the rectangular base 46 through the third bearing, the upper end of the third threaded rod 47 extends to the upper side of the rectangular base 46 and is fixedly connected with the handle 48, the third threaded sleeve 49 is sleeved on the surface thread of the third threaded rod 47, the electric motor 412 is fixedly installed on one side of the third threaded sleeve 49 through the connecting block, the output shaft end of the electric motor 412 is fixedly connected with the turning tool 413 and the laser pen 410 through the tool holder, and the laser pen 410 is arranged on one side of the turning tool 413, after the valve core is fixed, the bus position of the valve core is determined, and mark with the marker pen, then start electric putter 41 and promote near case with moving seat 42, open laser pen 410 this moment, observe the laser pencil of laser pen 410 and the position of generating line mark, then start and rotate motor 43 and rotate, it drives threaded rod 44 and rotates to rotate motor 43, then make two 45 drive rectangular seat 46 horizontal migration of swivel nut, thereby can adjust the horizontal position of lathe tool 413 and laser pen 410, observe the position of laser pen 410 pencil and generating line mark this moment, then through rotating handle 48, handle 48 drives three 47 rotations of threaded rod, then drive laser pen 410 and lathe tool 413 and move in vertical direction, until the pencil and the generating line coincidence that laser pen 410 sent, thereby realize the accurate location between case and the lathe tool 413 cutting edge, improve cutting accuracy.
In the embodiment of the present invention, the upper surface of the base 1 is close to the middle position and is provided with a limiting sliding groove 414, and the bottom surface of the movable base 42 is fixedly connected to a rectangular sliding block 411 matched with the limiting sliding groove 414.
The working principle is as follows: when the precision positioning device for the included angle between the cutting edge of the turning tool and the valve core is used, the device is firstly connected with an external power supply device through a power line, when the precision positioning device is used, the valve core to be processed is placed between two clamping disks 36, then a control button is used for starting a driving motor 32 to operate, the driving motor 32 drives a threaded rod two 33 to rotate, and then two screw sleeves one 34 are made to approach each other, so that the two clamping disks 36 can fix the valve core, the rubber pad 37 can play a certain protection role on the valve core when the valve core is fixed, in the fixing process, when the valve core accidentally drops, the valve core can directly fall into the bearing plate 38, the damping rod 39 can buffer the impact force borne by the bearing plate 38, after the valve core is fixed, confirm the generating line position of case, and mark pen mark, then start electric putter 41 and will remove near seat 42 promotes the case, open laser pen 410 this moment, observe the laser pencil of laser pen 410 and the position of generating line mark, then start and rotate motor 43 and rotate, it drives threaded rod 44 and rotates to rotate motor 43, then make two 45 drive rectangular seat 46 horizontal migration of swivel nut, thereby can adjust the horizontal position of lathe tool 413 and laser pen 410, observe the position of laser pen 410 pencil and generating line mark this moment, then through rotating handle 48, handle 48 drives three 47 rotations of threaded rod, then drive laser pen 410 and lathe tool 413 and move in vertical direction, until the pencil that laser pen 410 sent and generating line coincidence, thereby realize the accurate location between case and the lathe tool 413 cutting edge, improve the cutting accuracy.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A precision positioning device for turning tool cutting edge and valve core included angle, which is characterized by comprising
The base (1) is arranged at the bottom side of the positioning device, and the bottom surface of the base is fixedly connected with supporting legs (2) at positions close to four corners;
the clamping assembly (3) is fixedly connected to one side of the upper surface of the base (1) and comprises a U-shaped seat (31) fixedly connected to one side of the upper surface of the base (1) and a driving motor (32) fixedly installed on the surface of one side of the U-shaped seat (31);
the positioning adjusting assembly (4) is arranged on the upper surface of the base (1) and far away from one side of the U-shaped seat (31), and comprises an electric push rod (41) fixedly arranged on the upper surface of the base (1) and a moving seat (42) fixedly connected with the output end of the electric push rod (41), and further comprises a rotating motor (43) fixedly arranged on the side surface of the moving seat (42) and a first threaded rod (44) fixedly connected with the output shaft of the rotating motor (43).
2. The precision positioning device for the included angle between the cutting edge of the turning tool and the valve core as claimed in claim 1, characterized in that: the end part of an output shaft of the driving motor (32) is fixedly connected with a second threaded rod (33), the second threaded rod (33) is rotatably connected in a through groove formed in the inner surface of the U-shaped seat (31) through a bearing, the surface of the second threaded rod (33) is symmetrically and threadedly connected with two first threaded sleeves (34), the bottom surfaces of the two first threaded sleeves (34) are connected with rectangular blocks (35) through fixing rods, clamping discs (36) are fixedly connected to the opposite sides of the rectangular blocks (35), and rubber pads (37) are fixedly mounted on the opposite sides of the clamping discs (36).
3. The precision positioning device for the included angle between the cutting edge of the turning tool and the valve core as claimed in claim 2, characterized in that: and the surface of the second threaded rod (33) is provided with external threads in opposite directions.
4. The precision positioning device for the included angle between the cutting edge of the turning tool and the valve core as claimed in claim 1, characterized in that: the upper surface of the base (1) is located below the U-shaped seat (31) and is fixedly connected with a plurality of damping rods (39), and the upper ends of the damping rods (39) are fixedly connected with a bearing plate (38).
5. The precision positioning device for the included angle between the cutting edge of the turning tool and the valve core as claimed in claim 1, characterized in that: threaded rod one (44) rotates through two bearings and connects in removing the recess that seat (42) upper surface was seted up, the surface threaded connection of threaded rod one (44) has swivel nut two (45), the fixed surface of swivel nut two (45) is connected with rectangle seat (46), rectangle seat (46) set to central form, just the inside of rectangle seat (46) is rotated through three bearings and is connected with threaded rod three (47), the upper end of threaded rod three (47) extends to the upside of rectangle seat (46) to fixedly connected with handle (48), the surface thread of threaded rod three (47) has cup jointed swivel nut three (49), connecting block fixed mounting is passed through in one side of swivel nut three (49) has electric motor (412), the output shaft tip of electric motor (412) passes through tool apron fixedly connected with lathe tool (413) and laser pen (410), just pen (410) set up one side of lathe tool (413).
6. The precision positioning device for the included angle between the cutting edge of the turning tool and the valve core as claimed in claim 1, characterized in that: the upper surface of base (1) is close to intermediate position department and has seted up spacing spout (414), the bottom surface fixedly connected with of removal seat (42) with spacing spout (414) matched with rectangle slider (411).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222444678.1U CN218395942U (en) | 2022-09-15 | 2022-09-15 | Precision positioning device for included angle between cutting edge of turning tool and valve core |
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CN202222444678.1U CN218395942U (en) | 2022-09-15 | 2022-09-15 | Precision positioning device for included angle between cutting edge of turning tool and valve core |
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CN218395942U true CN218395942U (en) | 2023-01-31 |
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CN202222444678.1U Active CN218395942U (en) | 2022-09-15 | 2022-09-15 | Precision positioning device for included angle between cutting edge of turning tool and valve core |
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CN (1) | CN218395942U (en) |
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- 2022-09-15 CN CN202222444678.1U patent/CN218395942U/en active Active
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