CN212918539U - Centering clamping tool for columnar valve body - Google Patents
Centering clamping tool for columnar valve body Download PDFInfo
- Publication number
- CN212918539U CN212918539U CN202021857638.4U CN202021857638U CN212918539U CN 212918539 U CN212918539 U CN 212918539U CN 202021857638 U CN202021857638 U CN 202021857638U CN 212918539 U CN212918539 U CN 212918539U
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- bottom plate
- connecting rod
- valve body
- arc
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 15
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a centering clamping tool of a columnar valve body, which comprises a bottom plate, wherein a bidirectional screw and a servo motor for driving the bidirectional screw are erected below the bottom plate, the two thread sections of the bidirectional screw are symmetrically and threadedly connected with a screw nut, the adjacent sides of two groups of vertical clamping arms are symmetrically provided with horizontal clamping arms, and the adjacent ends of the two groups of horizontal clamping arms are symmetrically provided with arc-shaped clamping blocks; the end surface is equipped with the cylinder under the bottom plate, and the flexible end of cylinder is equipped with the cross arm, and four spinal branch tips of cross arm all are connected with the arm of force perpendicularly, and four groups of arm of forces all articulate has first connecting rod, and the one end that the arm of force was kept away from to four groups of first connecting rods all articulates there is the second connecting rod, and the bottom plate is equipped with four groups of open slots that correspond four groups of second connecting rods respectively, and the one end that first connecting rod was kept away from to four groups of second connecting rods all articulates there is the third connecting rod, and the one. The utility model discloses simple structure, novelty, convenient quick centering is pressed from both sides tightly.
Description
Technical Field
The utility model relates to a valve body processing technology specifically is a tight frock of centering clamp of column valve body.
Background
Before the columnar valve body is machined, a tool needs to be used for carrying out center positioning and clamping on the columnar valve body, but the existing clamp cannot realize quick centering positioning, the clamping position is different every time, the aligning time is prolonged, the number of finished products machined in one shift is reduced, and the machining cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tight frock of centering clamp of column valve body to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a centering and clamping tool for a columnar valve body comprises a bottom plate, wherein a bidirectional screw and a servo motor for driving the bidirectional screw are erected below the bottom plate, two thread sections of the bidirectional screw are symmetrically and threadedly connected with screw nuts, two groups of guide grooves which are parallel to the axial direction of the bidirectional screw and respectively correspond to the two groups of screw nuts are formed in the bottom plate, vertical clamping arms which respectively extend into the two groups of guide grooves and extend above the upper end face of the bottom plate are respectively arranged on the two groups of screw nuts, horizontal clamping arms are symmetrically arranged on the adjacent sides of the two groups of vertical clamping arms, arc-shaped clamping blocks are symmetrically arranged at the adjacent ends of the two groups of horizontal clamping arms, and the arc-shaped clamping blocks are used for clamping arc-shaped side walls;
the terminal surface is equipped with the cylinder under the bottom plate, the flexible end of cylinder is equipped with the cross arm, four spinal branch tips of cross arm all are connected with the arm of force perpendicularly, four groups the arm of force all articulates there is first connecting rod, four groups the first connecting rod middle part is all through terminal surface under the first articulated seat connecting bottom plate, and the one end that the arm of force was kept away from to four groups first connecting rod all articulates there is the second connecting rod, and the bottom plate is equipped with four groups of corresponding four groups respectively the open slot of second connecting rod, four groups second connecting rod run through four groups of open slots respectively and extend to bottom plate up end top, and the one end that first connecting rod was kept away from to four groups second connecting rod all articulates there is the third connecting rod, four groups the third connecting rod middle part is all through the articulated seat connecting bottom plate up end of second, and the one end that four groups third.
Furthermore, the arc inner side of the arc-shaped clamping block is abutted to the outer wall of the cylindrical valve body clamped by the arc-shaped clamping block in a fitting manner.
Furthermore, a rubber pad is arranged on one side of the arc-shaped clamping block, which is abutted to the columnar valve body.
Furthermore, support legs are arranged below the bottom plate.
The utility model has the advantages that:
the utility model provides a tight frock of centering clamp of column valve body, a structure is simple, and is novel, the two-way lead screw of gear motor drive rotates, two sets of vertical arm lock of can driving on the two-way lead screw nut move in opposite directions, thereby make the column valve body of placing on the tight bottom plate of two sets of arc clamp splice centering clamp, then move down through cylinder drive cross arm, the cross arm passes through the first connecting rod swing of arm of force drive four groups, first connecting rod drives the second connecting rod and shifts up, second connecting rod drive third connecting rod swing, thereby make the briquetting push down column valve body flange mounting end shoulder, can realize further fixing to column valve body.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a bottom view of the partial structure of the lower end portion of the bottom plate.
Fig. 3 is a structural plan view of the arc-shaped clamping block clamping the cylindrical valve body.
In the figure: 1. the bottom plate, 2, two-way lead screw, 3, servo motor, 4, screw nut, 5, guide way, 6, vertical arm lock, 7, horizontal arm lock, 8, arc clamp splice, 9, column valve body, 10, cylinder, 11, cross arm, 12, the arm of force, 13, first connecting rod, 14, first articulated seat, 15, second connecting rod, 16, open slot, 17, third connecting rod, 18, the articulated seat of second, 19, briquetting, 20, the rubber pad, 21, the supporting leg.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the utility model provides a centering clamping tool for a columnar valve body, including a bottom plate 1, a servo motor 3 for driving a bidirectional screw 2 and a bidirectional screw 2 is erected below the bottom plate 1, two thread sections of the bidirectional screw 2 are symmetrically and threadedly connected with screw nuts 4, two groups of guide grooves 5 which are parallel to the axial direction of the bidirectional screw 2 and respectively correspond to the two groups of screw nuts 4 are arranged on the bottom plate 1, two groups of screw nuts 4 are respectively provided with vertical clamping arms 6 which respectively extend into the two groups of guide grooves 5 and extend above the upper end face of the bottom plate 1, the adjacent sides of the two groups of vertical clamping arms 6 are symmetrically provided with horizontal clamping arms 7, the adjacent ends of the two groups of horizontal clamping arms 7 are symmetrically provided with arc-shaped clamping blocks 8, and the arc-shaped clamping blocks 8 are used for;
the lower end face of the bottom plate 1 is provided with an air cylinder 10, the telescopic end of the air cylinder 10 is provided with a cross arm 11, four branch ends of the cross arm 11 are vertically connected with force arms 12, four groups of force arms 12 are hinged with first connecting rods 13, the middle parts of the four groups of first connecting rods 13 are connected with the lower end face of the bottom plate 1 through first hinge seats 14, one ends, far away from the force arms 12, of the four groups of first connecting rods 13 are hinged with second connecting rods 15, the bottom plate 1 is provided with four groups of open grooves 16 corresponding to the four groups of second connecting rods 15, the four groups of second connecting rods 15 penetrate through the four groups of open grooves 16 and extend to the upper end face of the bottom plate, one ends, far away from the second connecting rods 15, of the four groups of second connecting rods 15 are hinged with third connecting rods 17, the middle parts of the four groups of third connecting rods 17 are connected with the upper end face of the bottom plate 1 through second.
Specifically, the arc inner side of the arc-shaped clamping block 8 is abutted with the outer wall of the clamped cylindrical valve body 9 in an attaching manner.
In this embodiment, a rubber pad 20 is disposed on the side of the arc-shaped clamping block 8 abutting against the cylindrical valve body 9.
In the present embodiment, support legs 21 are provided below the base plate 1.
Synthesize the technical scheme of the utility model, a simple structure, it is novel, gear motor 3 drives two-way lead screw 2 and rotates, two sets of lead screw nuts 4 on two-way lead screw 2 can drive two sets of vertical arm lock 6 and remove in opposite directions, thereby make the column valve body 9 of placing on the 8 centering clamping bottom plates of two sets of arc clamp splice, then move down through cylinder 10 drive cross arm 11, cross arm 11 is through the swing of arm of force 12 drive four first connecting rods 13 of group, first connecting rod 13 drives second connecting rod 15 and moves up, second connecting rod 15 drives the swing of third connecting rod 17, thereby make briquetting 19 push down column valve body 9 flange mounting end shoulders, can realize further fixing to column valve body 9.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (4)
1. The centering and clamping tool for the columnar valve body is characterized by comprising a bottom plate, wherein a bidirectional screw and a servo motor for driving the bidirectional screw are erected below the bottom plate, screw nuts are symmetrically and threadedly connected to two thread sections of the bidirectional screw, two groups of guide grooves which are parallel to the axial direction of the bidirectional screw and respectively correspond to the two groups of screw nuts are formed in the bottom plate, vertical clamping arms which respectively extend into the two groups of guide grooves and extend to the upper end face of the bottom plate are respectively arranged on the two groups of screw nuts, horizontal clamping arms are symmetrically arranged on the adjacent sides of the two groups of vertical clamping arms, arc-shaped clamping blocks are symmetrically arranged at the adjacent ends of the two groups of horizontal clamping arms, and the arc-shaped clamping blocks are used for clamping the arc-shaped side wall;
the terminal surface is equipped with the cylinder under the bottom plate, the flexible end of cylinder is equipped with the cross arm, four spinal branch tips of cross arm all are connected with the arm of force perpendicularly, four groups the arm of force all articulates there is first connecting rod, four groups the first connecting rod middle part is all through terminal surface under the first articulated seat connecting bottom plate, and the one end that the arm of force was kept away from to four groups first connecting rod all articulates there is the second connecting rod, and the bottom plate is equipped with four groups of corresponding four groups respectively the open slot of second connecting rod, four groups second connecting rod run through four groups of open slots respectively and extend to bottom plate up end top, and the one end that first connecting rod was kept away from to four groups second connecting rod all articulates there is the third connecting rod, four groups the third connecting rod middle part is all through the articulated seat connecting bottom plate up end of second, and the one end that four groups third.
2. The centering and clamping tool for the cylindrical valve body according to claim 1, wherein the arc inner side of the arc-shaped clamping block is abutted to the outer wall of the cylindrical valve body clamped by the arc-shaped clamping block.
3. The centering and clamping tool for the cylindrical valve body according to claim 1, wherein a rubber pad is arranged on one side of the arc-shaped clamping block, which is abutted against the cylindrical valve body.
4. The centering and clamping tool for the cylindrical valve body according to claim 1, wherein a support leg is arranged below the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021857638.4U CN212918539U (en) | 2020-08-31 | 2020-08-31 | Centering clamping tool for columnar valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021857638.4U CN212918539U (en) | 2020-08-31 | 2020-08-31 | Centering clamping tool for columnar valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212918539U true CN212918539U (en) | 2021-04-09 |
Family
ID=75301399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021857638.4U Expired - Fee Related CN212918539U (en) | 2020-08-31 | 2020-08-31 | Centering clamping tool for columnar valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212918539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430994A (en) * | 2022-07-14 | 2022-12-06 | 国家能源集团科学技术研究院有限公司 | Integral assembling process for large mechanical synchronous cylindrical valve |
| CN118288083A (en) * | 2024-06-06 | 2024-07-05 | 河南卫华重型机械股份有限公司 | Quick positioning fixture is used in processing of long and narrow case roof beam |
-
2020
- 2020-08-31 CN CN202021857638.4U patent/CN212918539U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430994A (en) * | 2022-07-14 | 2022-12-06 | 国家能源集团科学技术研究院有限公司 | Integral assembling process for large mechanical synchronous cylindrical valve |
| CN118288083A (en) * | 2024-06-06 | 2024-07-05 | 河南卫华重型机械股份有限公司 | Quick positioning fixture is used in processing of long and narrow case roof beam |
| CN118288083B (en) * | 2024-06-06 | 2024-09-27 | 河南卫华重型机械股份有限公司 | Quick positioning fixture is used in processing of long and narrow case roof beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |