CN219521314U

CN219521314U - Clamp for machining side hole of valve sleeve

Info

Publication number: CN219521314U
Application number: CN202320285554.5U
Authority: CN
Inventors: 廉江; 杨林
Original assignee: Wuxi Zhiranhe Precision Machinery Co ltd
Current assignee: Wuxi Zhiranhe Precision Machinery Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-15
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a clamp for machining side holes of a valve sleeve, which belongs to the technical field of valve sleeve machining and comprises a base and a placing seat arranged on the upper surface of the base, wherein a placing groove for placing the valve sleeve is formed in the placing seat, through holes are formed in two sides of the placing seat, a punching assembly is movably arranged in each through hole, and the punching assembly is used for clamping the valve sleeve and laterally drilling holes. From this, can be fixed the valve pocket at first under the effect of punching the subassembly, accomplish the drilling work to the valve pocket through continuously promoting the subassembly that punches, adopt above-mentioned mode can effectually promote the drilling efficiency to the valve pocket, also can satisfy the precision demand.

Description

Clamp for machining side hole of valve sleeve

Technical Field

The utility model relates to a clamp, in particular to a clamp for machining a valve sleeve side hole, and belongs to the technical field of valve sleeve machining.

Background

When the valve sleeve is machined, drilling operation is generally required to be carried out on the valve sleeve, the holes designed on the valve sleeve are usually positioned at the bottom and the side wall of the valve sleeve, a plurality of holes are arranged, and the center line of the holes is either parallel to the main center line of the valve sleeve or perpendicular to the main center line of the valve sleeve; at the same time, there is a requirement for mutual positioning between the plurality of holes. At present, when the valve sleeve is drilled, the valve sleeve is usually fixed, then drilling operation is carried out, after one hole is machined, the valve sleeve is rotated to a corresponding angle for second hole machining, and if a plurality of holes are required to be drilled, workpieces are required to be clamped for many times, so that the working efficiency is low.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the clamp for machining the side hole of the valve sleeve, which can be used for conveniently fixing and drilling the valve sleeve by a worker, so that the drilling efficiency of the valve sleeve is greatly improved.

In order to solve the problems, the following technical scheme is provided:

design valve pocket side opening adds clamping apparatus, including the base and set up in the seat of placing of base upper surface, place and set up the standing groove that is used for placing the valve pocket on the seat, the through-hole has all been seted up to the both sides of placing the seat, the inside activity of through-hole is provided with the subassembly that punches, the subassembly that punches is used for pressing from both sides tight and the side drilling to the valve pocket.

Above-mentioned technical scheme is convenient for the staff through adopting the standing groove to directly place the valve pocket in the standing groove, rotates to appointed angle after the standing groove, at first fixes the valve pocket under the effect of punching the subassembly, accomplishes the drilling work to the valve pocket through continuously promoting the subassembly that punches, adopts the drilling efficiency to the valve pocket that above-mentioned mode can effectually promote, also can satisfy the precision demand.

Further, the bottom of the inner wall of the placing groove is provided with a base, the upper surface of the base is provided with a limit groove corresponding to the lower part of the valve sleeve, and the base is used for preventing the valve sleeve from shifting when the valve sleeve is drilled.

According to the technical scheme, after the valve sleeve is inserted into the placing groove, the bottom of the valve sleeve is inserted into the limiting groove on the base, so that the phenomenon that the valve sleeve is deviated when the valve sleeve is drilled can be effectively avoided.

Further, the punching assembly comprises a clamping sleeve, an arc-shaped surface which can be attached to the outer peripheral surface of the valve sleeve is arranged on the abutting side of the clamping sleeve and the valve sleeve, a drill bit which moves along the central axis of the clamping sleeve is arranged on the inner wall of the clamping sleeve, and one end of the drill bit is connected with the actuator.

According to the technical scheme, the drill bit is pushed, the arc-shaped surface on the clamping sleeve can be firstly attached to the outer peripheral surface of the valve sleeve to finish the fixing work of the valve sleeve, and the drill bit is continuously pushed, so that the drill bit is contacted with the valve sleeve to drill the valve sleeve, and the accuracy of drilling is effectively guaranteed.

Further, the outer peripheral surface of the drill bit is rotationally connected with a connecting ring, a first spring is arranged between the connecting ring and the clamping sleeve, a plurality of limiting sliding grooves are formed in the inner wall of the clamping sleeve, and a plurality of sliding blocks corresponding to the limiting sliding grooves are arranged on the outer peripheral surface of the connecting ring.

According to the technical scheme, the connecting ring is adopted, so that the clamping sleeve cannot rotate along with the drill bit when the drill bit rotates, the phenomenon that the drilling precision is reduced due to the rotation of the clamping sleeve when the valve sleeve drills is avoided, and elastic force is applied to the clamping sleeve under the action of the first spring so as to assist in primary fixing work of the clamping sleeve.

Further, the mounting groove has been seted up to the inner wall of placing the seat, and the mounting groove is linked together with the standing groove, the inner wall sliding connection of mounting groove has the extrusion seat, right trapezoid is personally submitted to the transversal of extrusion seat, the bottom of base is equipped with the inclined plane with the same gradient of extrusion seat, be provided with the connecting rod on the extrusion seat, the one end of connecting rod extends and places the seat and be provided with the push pedal.

According to the technical scheme, the push plate is pushed to enable the connecting rod to drive the extrusion seat to start moving, the base moves upwards under the cooperation of the inclined surface, so that the valve sleeve is pushed to move upwards, and the valve sleeve for completing drilling is convenient for workers to perform blanking work.

Further, a second spring is arranged between the extrusion seat and the side wall of the mounting groove, and a dust cover is arranged between the push plate and the placement seat.

Above-mentioned technical scheme is through setting up spring two, when not exerting force to the push pedal, makes two extrusion seats can laminate mutually with the lateral wall of mounting groove, has promoted the convenience, also avoids the dust to adhere to the surface at the connecting rod when guaranteeing the aesthetic property through setting up the dust cover, has guaranteed the connecting rod and has placed the smooth nature of being connected between the seat.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up the standing groove and being convenient for the staff with the valve pocket directly place in the standing groove, rotate to appointed angle after, fix the valve pocket at first under the effect of punching the subassembly, accomplish the drilling work to the valve pocket through continuously promoting the subassembly that punches, adopt the drilling efficiency to the valve pocket that above-mentioned mode can effectually promote, also can satisfy the precision demand.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view of a preferred embodiment according to the present utility model;

FIG. 2 is a front cross-sectional view of a preferred embodiment according to the present utility model;

FIG. 3 is a side cross-sectional view of a preferred embodiment according to the present utility model;

fig. 4 is an enlarged view of a partial structure at a in fig. 3.

In the figure: 1. a base; 2. a placement seat; 3. a placement groove; 4. a base; 5. a limit groove; 6. a through hole; 7. clamping the sleeve; 8. a drill bit; 9. a connecting ring; 10. a first spring; 11. limiting sliding grooves; 12. a mounting groove; 13. extruding a base; 14. a connecting rod; 15. a push plate; 16. a dust cover; 17. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, the clamp for machining the side hole of the valve sleeve provided by the embodiment comprises a base 1 and a placing seat 2 arranged on the upper surface of the base 1, a placing groove 3 for placing the valve sleeve is formed in the placing seat 2, through holes 6 are formed in two sides of the placing seat 2, a punching component is movably arranged in the through holes 6 and used for clamping the valve sleeve and drilling the side face, in the embodiment, a worker can conveniently and directly place the valve sleeve in the placing groove 3 by arranging the placing groove 3, after the valve sleeve rotates to a specified angle, the valve sleeve is firstly fixed under the action of the punching component, and the drilling work of the valve sleeve is completed by continuously pushing the punching component.

The bottom of standing groove 3 inner wall is provided with base 4, and the upper surface of base 4 has seted up the spacing groove 5 corresponding with the valve pocket lower part, and base 4 is used for preventing when drilling the valve pocket that the valve pocket from appearing squinting, in this embodiment, after the valve pocket inserts in standing groove 3, the bottom of valve pocket inserts in the spacing groove 5 on the base 4, can effectually avoid when drilling the valve pocket, the phenomenon that the valve pocket appears squinting.

As shown in fig. 4, the punching assembly comprises a clamping sleeve 7, an arc surface capable of being attached to the outer peripheral surface of the valve sleeve is arranged on the opposite side of the clamping sleeve 7 to the valve sleeve, a drill bit 8 moving along the central axis of the clamping sleeve 7 is arranged on the inner wall of the clamping sleeve 7, one end of the drill bit 8 is connected with an actuator, in the embodiment, the fixing work of the valve sleeve can be finished by being attached to the outer peripheral surface of the valve sleeve by pushing the drill bit 8, the drill bit 8 is pushed continuously, the drill bit 8 contacts with the valve sleeve to drill the valve sleeve, and the accuracy of drilling is guaranteed effectively.

The outer peripheral surface of drill bit 8 rotates and is connected with go-between 9, be provided with spring one 10 between go-between 9 and the clamping sleeve 7, a plurality of spacing spouts 11 have been seted up to the inner wall of clamping sleeve 7, the outer peripheral surface of go-between 9 is provided with a plurality of sliders corresponding with spacing spouts 11, in this embodiment, the cooperation at go-between 9 makes clamping sleeve 7 can not rotate thereupon when drill bit 8 rotates, thereby avoid the valve pocket because of clamping sleeve 7 rotation leads to the phenomenon that drilling precision reduces when drilling, thereby apply elasticity to clamping sleeve 7 under spring one 10's effect and assist clamping sleeve 7 to carry out preliminary fixed work.

The mounting groove 12 has been seted up to the inner wall of placing seat 2, and mounting groove 12 is linked together with standing groove 3, the inner wall sliding connection of mounting groove 12 has extrusion seat 13, the transversal right trapezoid that personally submits of extrusion seat 13, the bottom of base 4 is equipped with the inclined plane with the same gradient of extrusion seat 13, be provided with connecting rod 14 on the extrusion seat 13, the one end of connecting rod 14 extends and places seat 2 and be provided with push pedal 15, the quantity of mounting groove 12 can be one or more, in this embodiment, the quantity of mounting groove 12 is two, and be the symmetry setting, make connecting rod 14 drive extrusion seat 13 through promoting push pedal 15 begin to remove, make base 4 upwards move under the cooperation of inclined plane, thereby promote the valve barrel and upwards move, the staff of being convenient for carries out unloading work to the valve barrel of accomplishing the drilling.

Be provided with spring two 17 between the lateral wall of extrusion seat 13 and mounting groove 12, push pedal 15 and place to be provided with dust cover 16 between the seat 2, in this embodiment, through setting up spring two 17, when not exerting force to push pedal 15, make two extrusion seats 13 can laminate mutually with the lateral wall of mounting groove 12, promoted the convenience, also avoid the dust to adhere to the surface at connecting rod 14 when guaranteeing the aesthetic property through setting up dust cover 16, guaranteed connecting rod 14 and place the smoothness of being connected between the seat 2.

When the clamp for machining the side hole of the valve sleeve provided by the embodiment is used, a worker directly places the valve sleeve in the placing groove 3, rotates the valve sleeve to a designated angle, pushes the drill bit 8, enables the arc-shaped surface on the clamping sleeve 7 to be firstly attached to the outer circumferential surface of the valve sleeve under the action of the elastic force of the first spring 10 to finish preliminary fixing work of the valve sleeve, then continues pushing the drill bit 8 to enable the connecting ring 9 to start moving under the guidance of the limiting chute 11 and the sliding block, the first spring 10 is stretched to enable the clamping sleeve 7 to lift the force exerted by the clamping sleeve 7 on the valve sleeve, after the drill bit 8 is attached to the valve sleeve, the executor is started to enable the drill bit 8 to rotate, the drill bit 8 is reversely pulled, the fixation of the clamping sleeve 7 on the valve sleeve is released, the valve sleeve is rotated to the next angle, the steps are repeated to drill the valve sleeve, after machining is finished, the two push plates 15 are extruded, the two extrusion seats 13 are driven to move in opposite directions under the pushing of the connecting rod 14, the base 4 is driven to move up, and then the worker performs blanking.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The clamp for machining the side holes of the valve sleeve comprises a base (1) and a placing seat (2) arranged on the upper surface of the base (1), and is characterized in that a placing groove (3) for placing the valve sleeve is formed in the placing seat (2), through holes (6) are formed in two sides of the placing seat (2), punching components are movably arranged in the through holes (6), and the punching components are used for clamping the valve sleeve and drilling the side faces.

2. The clamp for machining the side holes of the valve sleeve according to claim 1, wherein a base (4) is arranged at the bottom of the inner wall of the placing groove (3), a limit groove (5) corresponding to the lower part of the valve sleeve is formed in the upper surface of the base (4), and the base (4) is used for preventing the valve sleeve from shifting when the valve sleeve is drilled.

3. The clamp for machining the side holes of the valve sleeve according to claim 1, wherein the punching assembly comprises a clamping sleeve (7), an arc-shaped surface which can be attached to the outer peripheral surface of the valve sleeve is arranged on the abutting side of the clamping sleeve (7) and the valve sleeve, a drill bit (8) which moves along the central axis of the clamping sleeve (7) is arranged on the inner wall of the clamping sleeve (7), and one end of the drill bit (8) is connected with an actuator.

4. The clamp for machining the side holes of the valve sleeve according to claim 3, wherein a connecting ring (9) is rotatably connected to the outer peripheral surface of the drill bit (8), a first spring (10) is arranged between the connecting ring (9) and the clamping sleeve (7), a plurality of limit sliding grooves (11) are formed in the inner wall of the clamping sleeve (7), and a plurality of sliding blocks corresponding to the limit sliding grooves (11) are arranged on the outer peripheral surface of the connecting ring (9).

5. The clamp for machining the side holes of the valve sleeve according to claim 2, wherein a mounting groove (12) is formed in the inner wall of the placing seat (2), the mounting groove (12) is communicated with the placing groove (3), an extrusion seat (13) is slidably connected to the inner wall of the mounting groove (12), the cross section of the extrusion seat (13) is in a right trapezoid shape, an inclined surface with the same inclination as that of the extrusion seat (13) is arranged at the bottom of the base (4), a connecting rod (14) is arranged on the extrusion seat (13), and one end of the connecting rod (14) extends out of the placing seat (2) and is provided with a push plate (15).

6. The clamp for machining the side holes of the valve sleeve according to claim 5, wherein a second spring (17) is arranged between the pressing seat (13) and the side wall of the mounting groove (12), and a dust cover (16) is arranged between the push plate (15) and the placing seat (2).