Valve body end cover clamp

Abstract

The utility model discloses a valve body end cover clamp which comprises a bottom plate and a positioning seat, the positioning seat is arranged above the bottom plate, a plurality of containing units arranged in sequence are arranged on the positioning seat, each containing unit comprises two containing chambers, the containing chambers are used for containing end covers, a plurality of supporting blocks are arranged on the two sides of the bottoms of the containing chambers, and two clamping assemblies are arranged between the two containing chambers. The two clamping assemblies are arranged on the two sides of the containing chamber correspondingly and used for pressing the two ends of the end cover blank till the bottom of the end cover blank abuts against the supporting block. According to the valve body end cover clamp, the two containing units are adopted, four valve body end cover blanks can be positioned and clamped at a time, the machining efficiency is improved, the two ends of the end cover blanks can be effectively fixed through the positioning blocks, the wedge blocks and the pressing blocks, the bottoms of the end cover blanks are effectively supported in cooperation with the supporting blocks, the positioning and pressing effects are better, and the machining efficiency is improved. In addition, the two ends of the end cover blank are further pressed through the pressing plates, and the cutter is not interfered with the top of the end cover blank.

Description

Technical Field

[0001] The utility model relates to valve body technology, in particular to a valve body end cover clamp. Background Art

[0002] Valves are control components in fluid delivery systems, with functions such as shutoff, regulation, flow diversion, backflow prevention, pressure stabilization, flow diversion or overflow pressure relief. Valves used in fluid control systems come in a wide variety of varieties and specifications, from the simplest shutoff valves to the various valves used in extremely complex automatic control systems. Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media. The end cover, also known as the valve cover, is a valve part equipped with a valve stem seal, which is used to connect or support the actuator.

[0003] The cast end cover blank needs to be fixed on the machine for fine processing. The existing valve body end cover fixing method generally directly clamps the two ends of the blank through the clamping claws on the machine, which cannot provide effective fixation for the middle part of the blank, causing the end cover to vibrate during fine processing, greatly affecting the qualified rate of the valve body, and the clamping claw fixation can only fix one valve body blank, and the processing efficiency is low. Utility Model Content

[0004] In order to solve the defects of the above-mentioned prior art, the utility model provides a valve body end cover clamp, which can simultaneously position four valve body end cover blanks, improve processing efficiency, and effectively support both ends and the bottom of the end cover blanks, eliminate the influence of vibration on processing accuracy, and improve the processing qualification rate and consistency of the valve body end covers.

[0005] In order to achieve the above technical objectives, the utility model adopts the following technical solutions: a valve body end cover clamp, including a base plate and a positioning seat, the positioning seat is arranged above the base plate, and a plurality of accommodating units arranged in sequence are provided on the positioning seat, and the accommodating units include two accommodating chambers, the accommodating chambers are used to accommodate the end covers, and a plurality of supporting blocks are provided on both sides of the bottom of the accommodating chambers, and two clamping assemblies are provided between the two accommodating chambers, and the two clamping assemblies are respectively arranged on both sides of the accommodating chambers, and the clamping assemblies are used to press the two ends of the end cover blank until the bottom of the end cover blank abuts against the supporting blocks.

[0006] Preferably, a plurality of clamping blocks are fixed on the bottom plate, a screw hole is provided on the top of the clamping block, an adjusting screw is provided in the screw hole, and the adjusting screw is used to fix the positioning seat and the clamping block.

[0007] Preferably, side plates are provided at both ends of the positioning seat, a partition is provided between two adjacent accommodating units, and positioning blocks are provided on one side of the side plate facing the top of the partition and on both sides of the top of the partition, and the positioning blocks abut against the top of the end cover.

[0008] Preferably, the top surface of the support block is inclined toward the end cover.

[0009] Preferably, the clamping assembly includes a side column, a wedge block and a pressure plate, the side column is fixed to one side of the positioning seat and is located between the two accommodating chambers, the top end of the side column is threaded with a bolt, the pressure plate is sleeved on the top of the bolt, the wedge block is sleeved on the bottom of the bolt, and clamping blocks are provided on both sides of the top end of the side column, and the wedge block pushes the clamping block close to the end cover to cooperate with the positioning block to clamp the end cover.

[0010] Preferably, the wedge block is provided with a guide surface inclined downward on the side facing the pressing block, and / or the pressing block is provided with a guide surface inclined upward on the side facing the wedge block.

[0011] In summary, the utility model has achieved the following technical effects:

[0012] The valve body end cover clamp of the utility model adopts two accommodating units, which can position and clamp 4 valve body end cover blanks at one time, thereby improving processing efficiency; and the two ends of the end cover blank can be effectively fixed by the positioning block, the wedge block and the clamping block, and the bottom of the end cover blank can be effectively supported by the support block, so that the positioning and clamping effect is better; in addition, a pressure plate is used to further clamp the two ends of the end cover blank, and it does not interfere with the tool on the top of the end cover blank. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the valve body end cover clamp of the utility model;

[0014] Figure 2 It is a cross-sectional view of the valve body end cover clamp of the utility model;

[0015] Explanation of the reference numerals in the drawings in the specification: 1. bottom plate; 2. positioning seat; 21. side plate; 22. partition plate; 23. side column; 24. support block; 3. accommodating chamber; 4. positioning block; 5. clamping block; 6. pressure plate; 7. bolt; 8. clamping block; 9. wedge block; 10. end cover. DETAILED DESCRIPTION

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0017] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0022] Embodiment 1:

[0023] like Figure 1As shown in Figure 2, a valve body end cover clamp comprises a base plate 1 and a positioning seat 2, the positioning seat 2 is arranged above the base plate 1, and two accommodating units are arranged on the positioning seat 2, each accommodating unit comprises two accommodating chambers 3, the accommodating chamber 3 is used to accommodate the end cover 10, and support blocks 24 are arranged on both sides of the bottom of the accommodating chamber 3, and two clamping assemblies are arranged between the two accommodating chambers 3, and the two clamping assemblies are respectively arranged on both sides of the accommodating chamber 3, and the clamping assemblies are used to clamp the two ends of the end cover 10 blank until the bottom of the end cover 10 blank abuts against the support blocks 24; the clamping assembly comprises a side column 23, a wedge block 9 and a pressure plate 6, the side column 23 is fixed to one side of the positioning seat 2 and is located between the two accommodating chambers 3, the top end of the side column 23 is threadedly matched with a bolt 7, the pressure plate 6 is sleeved on the top of the bolt 7, the wedge block 9 is sleeved on the bottom of the bolt 7, and clamping blocks 8 are arranged on both sides of the top end of the side column 23, and the wedge block 9 pushes the clamping block 8 close to the end cover 10 to cooperate with the positioning block 4 to clamp the end cover 10.

[0024] The valve body end cover fixture of the present embodiment adopts two accommodating units, which can simultaneously position four valve body end cover 10 blanks, thereby improving processing efficiency. Moreover, through the positioning block 4 and the clamping assembly, the two ends of the end cover 10 blank can be effectively fixed, and the bottom of the end cover 10 blank can be effectively supported in cooperation with the support block 24, thereby firmly fixing the end cover 10 in the accommodating chamber 3, eliminating the influence of vibration on processing accuracy, and improving the processing qualification rate and consistency of the valve body end cover 10.

[0025] A plurality of clamping blocks 5 are fixed on the bottom plate 1 . Screw holes are arranged on the tops of the clamping blocks 5 . Adjusting screws are arranged in the screw holes. The adjusting screws are used to fix the positioning seat 2 and the clamping blocks 5 .

[0026] Side panels 21 are provided at both ends of the positioning seat 2, a partition 22 is provided between two adjacent accommodating units, and positioning blocks 4 are provided on one side of the side panel 21 facing the top of the partition 22 and on both sides of the top of the partition 22, and the positioning blocks 4 are abutted against the top of the end cover 10; the partition 22, the side column 23 and the side panel 21 can separate the four end covers 10, making it convenient for workers to take and place the end covers 10.

[0027] The top surface of the support block 24 is tilted toward the end cover 10 ; the tilted support block 24 can better fit against the bottom of the end cover 10 , thereby improving the fixing effect of the support block 24 .

[0028] The wedge block 9 is provided with a downwardly inclined guide surface on the side facing the clamping block 8, and / or the clamping block 8 is provided with an upwardly inclined guide surface on the side facing the wedge block 9; wherein the wedge block 9 is fixed to the bolt 7, and the clamping block 8 slides on the top of the side column 23.

[0029] Working principle: First, the positioning seat 2 is limited to the bottom plate 1 by the clamping block 5, and then the end cover 10 blank is placed in the four receiving chambers 3 in turn. Then the worker tightens the bolt 7, the wedge block 9 moves down to push the clamping block 8 to move toward the end cover 10, and cooperates with the positioning block 4 to clamp the top of the two ends of the end cover 10 blank. At the same time, the tightening of the bolt 7 will also drive the pressure plate 6 to move down, and cooperate with the support block 24 to complete the support of the bottom of the end cover 10 and the fixation of the end, and will not interfere with the tool's finishing of the top of the end cover 10.

[0030] The above description is only a preferred implementation mode of the present invention, and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A valve body end cover fixture, characterized in that: It includes a base plate and a positioning seat, the positioning seat is arranged above the base plate, a plurality of sequentially arranged accommodating units are arranged on the positioning seat, the accommodating units include two accommodating chambers, the accommodating chambers are used to accommodate end covers, a plurality of supporting blocks are arranged on both sides of the bottom of the accommodating chambers, two clamping assemblies are arranged between the two accommodating chambers, the two clamping assemblies are respectively arranged on both sides of the accommodating chambers, and the clamping assemblies are used to press the two ends of the end cover blank until the bottom of the end cover blank abuts against the supporting blocks.

2. A valve body end cover fixture according to claim 1, characterized in that: A plurality of clamping blocks are fixed on the bottom plate, screw holes are arranged on the tops of the clamping blocks, and adjusting screws are arranged in the screw holes. The adjusting screws are used to fix the positioning seat and the clamping blocks.

3. A valve body end cover fixture according to claim 1, characterized in that: Side plates are provided at both ends of the positioning seat, a partition is provided between two adjacent accommodating units, and positioning blocks are provided on one side of the side plate facing the top of the partition and on both sides of the top of the partition, and the positioning blocks abut against the top of the end cover.

4. A valve body end cover fixture according to claim 1, characterized in that: The top surface of the support block is inclined toward the end cover.

5. A valve body end cover fixture according to claim 1, characterized in that: The clamping assembly includes a side column, a wedge block and a pressure plate. The side column is fixed to one side of the positioning seat and is located between the two accommodating chambers. The top thread of the side column is equipped with a bolt. The pressure plate is sleeved on the top of the bolt. The wedge block is sleeved on the bottom of the bolt. Both sides of the top of the side column are provided with clamping blocks. The wedge block pushes the clamping block close to the end cover to cooperate with the positioning block to clamp the end cover.

6. A valve body end cover fixture according to claim 5, characterized in that: The wedge block is provided with a guide surface inclined downward on one side facing the pressing block, and / or the pressing block is provided with a guide surface inclined upward on one side facing the wedge block.

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