CN216967048U

CN216967048U - Water-saving valve core seat clamp

Info

Publication number: CN216967048U
Application number: CN202220454863.6U
Authority: CN
Inventors: 陈新言; 陈华君
Original assignee: Haiyan Dingsheng Machinery Co ltd
Current assignee: Haiyan Dingsheng Machinery Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-15
Anticipated expiration: 2032-03-01

Abstract

The utility model relates to a water-saving valve core seat clamp which comprises an upper clamp seat and a lower clamp seat, wherein the lower clamp seat is provided with an accommodating cavity, a positioning seat for placing a valve core is arranged in the accommodating cavity, the length of the accommodating cavity in the left and right directions of the clamp is greater than that of the positioning seat, the left and right sides of the accommodating cavity are provided with first adjusting assemblies, and the positions of the positioning seats in the accommodating cavity can be adjusted by the first adjusting assemblies; the fixture is also provided with a second adjusting component for adjusting the position of the positioning seat in the vertical direction, and the first adjusting component and the second adjusting component are matched with the positioning seat to adjust the vertical position and the left position of the positioning seat so as to adjust the machining center of the valve core. The positioning seat provides the fixed position of placing of case on the one hand, and on the other hand also has the guard action to the case, and first adjusting part and second adjusting part can be respectively to the positioning seat about adjust and then adjust the position of the case of centre gripping, make the machining center of case and the machining center of lathe keep unanimous to satisfy actual production demand and need not remove the anchor clamps.

Description

Water-saving valve core seat clamp

Technical Field

The utility model belongs to the technical field of machine tool machining clamps, and particularly relates to a clamp for a water-saving valve core seat.

Background

In the production of the valve core, a clamp is usually used for clamping the valve core so as to facilitate milling of the valve core, but the valve core usually has other shapes due to the requirement of practical application, and is not very convenient for clamping and processing of non-standard cylindrical products; at present, a clamping device of a three-jaw chuck is also available, although a valve core can be clamped, the axis of the clamping device and the center of a machine tool spindle are not on the same axis, and the position of a clamp is required to be adjusted during machining so that the machining center of a product is consistent with the axis of the spindle, which is very troublesome, and the machining production efficiency is greatly reduced.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a water-saving valve element seat clamp, which can enable the machining center of a product to be consistent with the main axis without adjusting the position of the clamp, can adjust and clamp the product in four directions, namely up, down, left and right, and effectively improves the production efficiency.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a water-saving valve core seat clamp comprises an upper clamp seat and a lower clamp seat which is connected with the upper clamp seat in a matched mode, wherein an accommodating cavity is formed in the lower clamp seat, a positioning seat for placing a valve core is installed in the accommodating cavity, the length of the accommodating cavity in the left and right directions of the clamp is larger than that of the positioning seat, first adjusting assemblies are arranged on the left and right sides of the accommodating cavity, and the positions of the positioning seats in the accommodating cavity can be adjusted through the first adjusting assemblies; the fixture is also provided with a second adjusting component for adjusting the position of the positioning seat in the vertical direction, and the first adjusting component and the second adjusting component are matched with the positioning seat to adjust the vertical position and the left position of the positioning seat so as to adjust the machining center of the valve core.

When the valve core is processed, the valve core can be firstly placed on the positioning seat arranged in the containing cavity, on one hand, the position of the valve core can be adjusted by the positioning seat through the adjustment of the first adjusting component and the second adjusting component on the position of the valve core, on the other hand, the valve core can be clamped and fastened more tightly and plays a certain protection role, the fastening is realized through the clamping of the upper clamping seat and the lower clamping seat, the processing is convenient, meanwhile, the position of the processing center of the valve core can be adjusted to be consistent with the processing center of a machine tool, the left and right positions of the positioning seat in the containing cavity are adjusted through the first adjusting component, the position of the positioning seat in the vertical direction can be adjusted through the second adjusting component, the requirement of actual processing can be fully met through the up-down and left-right adjustment, and the processing center of the valve core can be kept consistent with the processing center of the machine tool under the condition that the position of the clamp does not need to be moved, and the operation is convenient, and the production efficiency is greatly improved.

As preferred, first adjusting part includes left bolt and right bolt, and left bolt threaded connection extends to the holding intracavity in the holding chamber left side wall, and right bolt threaded connection extends to the holding intracavity in the holding chamber right side wall, and left bolt and right bolt cooperate the position of regulation positioning seat in the holding intracavity mutually.

When the position is specifically adjusted about to the positioning seat, only need through revolving left bolt and right bolt soon for thrust and pressure are applyed to the positioning seat lateral wall in the adjustment of bolt position change, and then promote the change of positioning seat in the holding intracavity position, and the holding chamber plays certain limiting displacement, can make the condition production that the skew can not appear in the positioning seat.

Preferably, the relative both sides of positioning seat still offer the recess that supplies first adjusting part to bulldoze, and the aperture of recess is greater than the diameter of left bolt and right bolt body of rod.

The setting of recess makes first adjusting part can promote the positioning seat in the recess for keep bulldozing throughout when promoting and be located the same position, stability when having guaranteed the regulation prevents the skew of positioning seat in accommodation process. The aperture of the groove is larger than the diameter of the bolt rod body, so that a certain space is reserved in the groove, and the up-and-down adjustment of the positioning seat can not be hindered.

Preferably, the second adjusting component comprises an upper bolt and a lower bolt, the upper bolt is in threaded connection and penetrates through the upper clamping seat, and the lower bolt is in threaded connection with the bottom surface of the lower clamping seat and penetrates through and extends into the accommodating cavity.

When adjusting the position about the positioning seat, promote the positioning seat through revolving to twist down the bolt and carry out regulation from top to bottom, adjust simultaneously and go up the bolt and press from both sides tightly the case.

Preferably, the top surface of the lower bolt is also connected with a supporting plate for supporting the positioning seat, and the lower bolt is also connected with a nut for improving self-locking capacity and pressure resistance. The supporting plate is used for enabling the cross section of the lower bolt to be small when the positioning seat is adjusted up and down, so that the positioning seat slides down, the self-locking capacity of the lower bolt can be improved through the nut connected to the lower bolt, and pressure generated when the upper bolt is clamped can be borne.

Preferably, the inner side wall of the accommodating cavity is also connected with an elastic positioning column which applies pretightening force to the positioning seat. The elastic positioning column can provide certain pretightening force after the positioning seat is installed, so that the positioning seat is kept fixed and cannot easily slide.

Preferably, the elastic positioning column comprises a hollow column body with an opening at one side, a spring is arranged in the hollow column body, the inner bottom surface of the hollow column body is connected to one end of the spring, the other end of the spring is connected with a connector abutting against the positioning seat, and the connector can slide and stretch along the hollow column body. The connector can support and press one side of the positioning seat to provide certain pretightening force to slightly clamp the positioning seat, so that the positioning seat is prevented from easily sliding.

Preferably, a mounting portion for connecting an external carrier is further connected to one side of the lower holder. The installation department is the tie point of connecting outside carrier, for the convenience carries out the centre gripping to the case, guarantees the convenience of processing simultaneously.

Preferably, the width of the accommodating cavity is matched with that of the positioning seat, and an accommodating groove for accommodating the valve core is further formed in the positioning seat. The adaptation of holding chamber width and positioning seat has further restricted the positioning seat and can not appear the skew about or when adjusting from top to bottom for the process of adjusting is more stable.

Preferably, the upper clamping seat and the lower clamping seat are detachably connected through bolts. The detachable connection makes mounting and dismounting more convenient.

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

the setting in this anchor clamps holding chamber makes the position of positioning seat have certain limiting displacement when adjusting, the positioning seat provides the fixed position of placing of case on the one hand, on the other hand also has the guard action to the case, make it and lower holder not direct contact, first adjusting part and second adjusting part can be respectively to the positioning seat about the regulation of going on and then adjust the position of the case of centre gripping, the machining center that makes the case keeps unanimous with the machining center of lathe, just need not remove the anchor clamps in order to satisfy actual production demand, convenient and fast.

The arrangement of the grooves on the two sides of the positioning seat enables the first clamping assembly to be more stable in adjustment and not prone to shifting, and the elastic positioning columns are located on the two sides of the left bolt and can apply pre-tightening force to the positioning seat, so that the positioning seat cannot easily slide and is more stable in adjustment.

Drawings

FIG. 1 is a first schematic perspective view of a fixture for integrally clamping a valve core according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the present invention showing the clamp clamping the valve core integrally;

FIG. 3 is a third schematic perspective view of the clamp of the embodiment of the present invention for integrally clamping the valve core;

FIG. 4 is a perspective view of the entire clamp of the present invention;

FIG. 5 is a schematic structural view of the positioning base for integrally taking out the fixture according to the present invention;

figure 6 is a cross-sectional view of a locating post of the present invention.

Description of the drawings: 1. an upper clamping seat; 2. a lower clamping seat; 3. an accommodating cavity; 4. positioning seats; 5. a containing groove; 6. A groove; 7. a left bolt; 8. a right bolt; 9. screwing a bolt; 10. a lower bolt; 11. a pallet; 12. an elastic positioning column; 13. a hollow cylinder; 14. a spring; 15. a connector; 16. an installation part; 17. a nut; 18. And (7) pressing a plate.

Detailed Description

The following description of the embodiments of the present invention is provided with reference to the accompanying drawings.

In the embodiment, a water-saving valve core seat clamp is specifically disclosed, as shown in fig. 1-5, the clamp comprises an upper clamping seat 1 and a lower clamping seat 2 cooperatively connected with the upper clamping seat 1, the upper clamping seat 1 and the lower clamping seat 2 cooperate to clamp a valve core, the lower clamping seat 2 is provided with an accommodating cavity 3, the accommodating cavity 3 mainly plays a role in limiting, a positioning seat 4 for placing the valve core is installed in the accommodating cavity 3, the accommodating cavity 3 can prevent the positioning seat 4 from deviating, the positioning seat 4 provides a fixed point for the valve core and also prevents the valve core from directly contacting with the upper clamping seat 1 and the lower clamping seat 2, during actual processing, a pressing plate 18 is also placed on the top surface of the valve core, so that the upper clamping seat 1 clamps the pressing plate 18, the valve core is clamped by the pressing plate 18, the length of the accommodating cavity 3 is greater than that of the positioning seat 4 in the left-right direction of the clamp, and a certain area is reserved in the accommodating cavity 3 when the positioning seat 4 is limited, the left side and the right side of the accommodating cavity 3 are provided with first adjusting components which can adjust the position of the positioning seat 4 in the accommodating cavity 3; the fixture is also provided with a second adjusting component for adjusting the position of the positioning seat 4 in the vertical direction, and the first adjusting component and the second adjusting component are matched with the vertical and left and right positions of the positioning seat 4 to adjust the machining center of the valve core.

As shown in fig. 5, the first adjusting assembly includes a left bolt 7 and a right bolt 8, the left bolt 7 is connected to the left side wall of the accommodating cavity 3 in a threaded manner and extends into the accommodating cavity 3, the right bolt 8 is connected to the right side wall of the accommodating cavity 3 in a threaded manner and extends into the accommodating cavity 3, and the left bolt 7 and the right bolt 8 are mutually matched to adjust the position of the positioning seat 4 in the accommodating cavity 3.

When the valve core is used, when the position of the valve core needs to be adjusted, only the left bolt 7 and the right bolt 8 need to be rotated, when the valve core needs to be adjusted leftwards, the left bolt 7 and the right bolt 8 are rotated leftwards simultaneously, so that the left bolt 7 is enabled to leave a space, the right bolt 8 pushes the positioning seat 4 to move leftwards, and similarly, when the valve core is adjusted rightwards, the method is also used, and the operation is simple and convenient.

As shown in fig. 5, two opposite sides of the positioning seat 4 are further provided with grooves 6 for pushing and pressing the first adjusting assembly, and the aperture of each groove 6 is larger than the diameter of the rod body of the left bolt 7 and the diameter of the rod body of the right bolt 8. The recess can make left bolt 7 and right bolt 8 push away when supporting positioning seat 4, can push away to recess 6 all the time, has guaranteed the stability among the accommodation process, and the setting of 6 large apertures of recess also can not hinder the regulation of second adjusting part to the orientation about 4 simultaneously, and sufficient space has been left to recess 6 for the change of positioning seat 4 position, the condition that hindrance can not take place for left bolt 7 and right bolt 8.

As shown in fig. 1 and 2, the second adjusting assembly includes an upper bolt 9 and a lower bolt 10, the upper bolt 9 is connected with the upper holder 1 in a threaded manner and penetrates through the upper holder, and the lower bolt 10 is connected with the lower holder 2 in a threaded manner and penetrates through the lower holder and extends into the accommodating cavity 3.

As shown in fig. 4, the top surface of the lower bolt 10 is further connected with a supporting plate 11 for supporting the positioning seat 4, and the lower bolt 10 is further connected with a nut 17 for improving self-locking capability and pressure resistance.

When the vertical adjustment is needed during use, the valve core is placed on the positioning seat 4, then the nut 17 is loosened, the lower bolt 10 is rotated, when the position is adjusted to a proper position, the nut 17 is screwed, the upper bolt 9 is rotated to press and clamp the pressing plate 18 placed on the top surface of the valve core, then the processing is carried out, the process can be repeatedly tried, and the method for adjusting the positioning seat 4 in the left-right direction is matched until a processing center of a product is found.

As shown in fig. 1 to 5, an elastic positioning column 12 for applying a pre-tightening force to the positioning seat 4 is further connected to the inner side wall of the accommodating cavity 3. The elastic positioning column 12 can provide a pre-tightening force to the positioning seat 4 when the positioning seat 4 is installed, so that the positioning seat 4 cannot easily slide.

As shown in fig. 6, the elastic positioning column 12 includes a hollow column 13 with an opening at one side, a spring 14 is disposed in the hollow column 13, the inner bottom surface of the hollow column 13 is connected to one end of the spring 14, the other end of the spring 14 is connected to a connector 15 abutting against the positioning seat 4, and the connector 15 can slide and stretch along the hollow column 13.

Before the positioning seat 4 is installed, the connector 15 is in a state of extending outwards in the accommodating cavity 3, the positioning seat 4 abuts against and presses the connector to retract into the hollow cylinder 13 after installation, meanwhile, the elastic force of the spring 14 can apply pre-tightening force to the side wall of the positioning seat 4, and the elastic positioning columns 12 can be respectively arranged on two sides of the left bolt 7, so that the pre-tightening force and the stability of the positioning seat 4 are improved, and the subsequent valve core can be conveniently placed and fixed; when the positioning stand 4 is adjusted vertically and horizontally, the joint 15 does not hinder the adjustment.

An installation part 16 connected with an external carrier is also connected to one side of the lower holder 2. The installation part 16 is a cylinder connected to one side of the lower clamping seat 2, and a hole is formed in the middle for connecting and fixing an external carrier, so that the whole clamp is convenient to use.

The width of the containing cavity 3 is matched with that of the positioning seat 4, and a containing groove 5 for containing the valve core is further arranged on the positioning seat 4. The adaptation of the two width for positioning seat 4 can only remove along left right direction, can be more stable during the regulation, and storage tank 5 also carries out the adaptation for the bottom surface with the case, thereby effectively fixes the case, does not let it rotate at will.

The upper clamping seat 1 and the lower clamping seat 2 are detachably connected through bolts. The detachable connection facilitates the installation and use of the clamp.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A water-saving valve core seat clamp comprises an upper clamp seat (1) and a lower clamp seat (2) which is connected with the upper clamp seat in a matched mode, and is characterized in that an accommodating cavity (3) is formed in the lower clamp seat (2), a positioning seat (4) for placing a valve core is installed in the accommodating cavity (3), the length of the accommodating cavity (3) in the left and right directions of the clamp is larger than that of the positioning seat (4), first adjusting assemblies are arranged on the left and right sides of the accommodating cavity (3), and the positions of the positioning seat (4) in the accommodating cavity (3) can be adjusted through the first adjusting assemblies; the fixture is also provided with a second adjusting component for adjusting the position of the positioning seat (4) in the vertical direction, and the first adjusting component and the second adjusting component are matched with the positioning seat (4) to adjust the vertical and horizontal positions so as to adjust the machining center of the valve core.

2. The water-saving valve core seat clamp according to claim 1, wherein the first adjusting assembly comprises a left bolt (7) and a right bolt (8), the left bolt (7) is in threaded connection with the left side wall of the accommodating cavity (3) and extends into the accommodating cavity (3), the right bolt (8) is in threaded connection with the right side wall of the accommodating cavity (3) and extends into the accommodating cavity (3), and the left bolt (7) and the right bolt (8) are matched with each other to adjust the position of the positioning seat (4) in the accommodating cavity (3).

3. The fixture of the water-saving valve core seat as claimed in claim 1, wherein grooves (6) for pushing and pressing the first adjusting assembly are further formed on two opposite sides of the positioning seat (4), and the diameter of the grooves (6) is larger than the diameter of the rod bodies of the left bolt (7) and the right bolt (8).

4. The water-saving valve core seat clamp according to claim 1, wherein the second adjusting assembly comprises an upper bolt (9) and a lower bolt (10), the upper bolt (9) is in threaded connection and penetrates through the upper clamping seat (1), and the lower bolt (10) is in threaded connection with the bottom surface of the lower clamping seat (2) and penetrates into the accommodating cavity (3).

5. The water-saving valve core seat clamp according to claim 4, wherein the top surface of the lower bolt (10) is further connected with a supporting plate (11) for supporting the positioning seat (4), and the lower bolt (10) is further connected with a nut (17) for improving self-locking capacity and pressure resistance.

6. The fixture of the water-saving valve core seat as claimed in claim 1, wherein the inner side wall of the accommodating cavity (3) is further connected with an elastic positioning column (12) which applies pre-tightening force to the positioning seat (4).

7. The fixture of the water-saving valve core seat according to claim 6, wherein the elastic positioning column (12) comprises a hollow column body (13) with an opening at one side, a spring (14) is arranged in the hollow column body (13), the inner bottom surface of the hollow column body (13) is connected to one end of the spring (14), the other end of the spring (14) is connected with a connector (15) which is pressed against the positioning seat (4), and the connector (15) can slide and stretch along the hollow column body (13).

8. The fixture of the water-saving valve core seat according to the claim 1, characterized in that a mounting part (16) connected with an external carrier is also connected on one side of the lower clamping seat (2).

9. The fixture for the seat of the water-saving valve core according to claim 1, wherein the width of the accommodating cavity (3) is matched with that of the positioning seat (4), and the positioning seat (4) is further provided with an accommodating groove (5) for accommodating the valve core.

10. The water-saving valve core seat clamp according to claim 1, wherein the upper clamping seat (1) and the lower clamping seat (2) are detachably connected through bolts.