CN219425752U - Tool for horizontal milling of valve body of knife gate valve - Google Patents
Tool for horizontal milling of valve body of knife gate valve Download PDFInfo
- Publication number
- CN219425752U CN219425752U CN202320236023.7U CN202320236023U CN219425752U CN 219425752 U CN219425752 U CN 219425752U CN 202320236023 U CN202320236023 U CN 202320236023U CN 219425752 U CN219425752 U CN 219425752U
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- supporting seat
- guide rail
- bottom plate
- shaped
- sliding block
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a tool for horizontal milling of a valve body of a knife gate valve, which is characterized in that a guide rail is fixed on the upper surface of a bottom plate, a sliding block is arranged on the guide rail, a ball screw is arranged on a boss on the top of the sliding block, a base is fixed on the upper surface of the bottom plate corresponding to the rear of the guide rail, a full-tooth screw and a locating pin are arranged on the base, a strip-shaped first pressing plate is arranged on the full-tooth screw, supporting seats are fixed on the upper surface of the bottom plate corresponding to the rear left and right sides of the base, each supporting seat comprises a supporting seat bottom plate and supporting seat vertical plates, an adjusting bolt is vertically arranged on the supporting seat bottom plate, a locking nut is arranged on the adjusting bolt, an adjusting screw arranged in the horizontal left and right direction is arranged on the supporting seat vertical plates, and an L-shaped second pressing plate is arranged at the upper end part of each supporting seat vertical plate. The utility model has firm clamping, simple disassembly and convenient adjustment, and improves the processing quality and the production efficiency of products.
Description
Technical Field
The utility model relates to a clamping fixture for a knife gate valve body, in particular to a horizontal milling universal fixture for the knife gate valve body.
Background
With the development of scientific technology, the knife gate valve in China is continuously and iteratively innovated in the research and development technology in recent years, and the produced valve is increasingly caught up with abroad. With the increasing variety of knife gate valves, it has been difficult for conventional machining techniques to accommodate the modern manufacturing requirements. The traditional knife gate valve body tool mainly comprises the following 2 clamping modes:
1. the special tool uses a positioning disc or a supporting block inner supporting knife type gate valve runner for positioning. The tool has the defects that the positioning steps of the clamp are in one-to-one correspondence with the sizes of the workpiece positioning holes, one set of clamp is only suitable for products with one specification, and the knife gate valve body is various, so that the tool is quite uneconomical. During clamping, the workpiece positioning hole is matched with the clamp positioning step, so that the requirement on the size precision of the workpiece positioning hole is high, and the clamping efficiency and the processing quality are affected.
2. And a general tool is positioned by using a three-jaw chuck. The existing three-jaw chuck commonly used in the market cannot meet the clamping of a large-sized workpiece such as a knife gate valve body, and the manufacturing cost of the three-jaw chuck is high.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a tool for horizontal milling of a valve body of a knife gate valve, which is firm in clamping, simple to detach and convenient to adjust.
According to the technical scheme provided by the utility model, the tool comprises a bottom plate, a guide rail, a sliding block, a ball screw, a base, a positioning pin, a first pressing plate, a full-tooth screw, a pressing plate nut, a supporting seat, an adjusting bolt, a locking nut, an adjusting screw and a second pressing plate;
the upper surface of the bottom plate is fixedly provided with a guide rail, the guide rail is provided with a T-shaped guide rail groove, a slide block is arranged on the guide rail, the bottom of the slide block is provided with a slide block bottom boss which is embedded into a narrow groove part of the T-shaped guide rail groove and is in clearance fit with the narrow groove part of the T-shaped guide rail groove, the top of the slide block is provided with a slide block top boss, a ball screw which is horizontally arranged in the front-back direction is arranged on the slide block top boss, and the front end part of the ball screw is provided with a spherical end surface;
a base is fixed on the upper surface of a bottom plate behind a corresponding guide rail, a full-tooth screw rod mounting hole is formed in the upper surface of the base, the full-tooth screw rod mounting hole is an internal thread blind hole, a full-tooth screw rod is mounted in the full-tooth screw rod mounting hole, a strip-shaped first pressing plate is mounted on the full-tooth screw rod through a pressing plate nut and a gasket, a plurality of pairs of positioning pin mounting holes are formed in the upper surface of the bottom plate on the left side and the right side of the corresponding full-tooth screw rod mounting hole, the positioning pin mounting holes are internal thread blind holes, and positioning pins protruding out of the upper surface of the base are mounted in one pair of positioning pin mounting holes;
the upper surface of the bottom plate corresponding to the left side and the right side of the rear of the base is fixedly provided with a supporting seat, the supporting seat comprises a supporting seat bottom plate and a supporting seat vertical plate, an adjusting bolt is vertically arranged on the supporting seat bottom plate, a locking nut is arranged on the adjusting bolt, an adjusting screw which is horizontally arranged in the left-right direction is arranged on the supporting seat vertical plate, and an L-shaped second pressing plate is arranged at the upper end part of the supporting seat vertical plate.
Preferably, a first screw is vertically installed on the sliding block, the first screw stretches into the T-shaped guide rail groove, a nut for the T-shaped groove is installed at the bottom of the first screw, and the step of the T-shaped guide rail groove is pressed by the nut for the T-shaped groove.
Preferably, the positioning pin is provided with an inner hexagonal wrench screwing hole.
Preferably, a waist-shaped adjusting hole is formed in a supporting seat bottom plate of the supporting seat, the length direction of the waist-shaped adjusting hole is the left-right direction, two supporting seat fixing bolts are installed in the waist-shaped adjusting hole, and the bottoms of the supporting seat fixing bolts are fastened on the bottom plate.
And the second pressing plate is vertically provided with a fine adjustment bolt.
The utility model has firm clamping, simple disassembly and convenient adjustment, and improves the processing quality and the production efficiency of products.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a front view of the base plate of the present utility model.
Fig. 3 is a top view of the base plate of the present utility model.
Fig. 4 is a front view of the guide rail of the present utility model.
Fig. 5 is a top view of a guide rail in the present utility model.
Fig. 6 is a front view of a slider in the present utility model.
Fig. 7 is a left side view of the slider of the present utility model.
FIG. 8 is a top view of a slider of the present utility model.
Fig. 9 is a front view of a ball screw in accordance with the present utility model.
FIG. 10 is a top view of a ball screw according to the present utility model.
Fig. 11 is a front view of a base in the present utility model.
Fig. 12 is a cross-sectional view A-A of fig. 11.
Fig. 13 is a front view of a dowel in the present utility model.
Fig. 14 is a top view of a dowel in accordance with the present utility model.
Fig. 15 is a front view of a first platen in the present utility model.
Fig. 16 is a B-B cross-sectional view of fig. 15.
Fig. 17 is a front view of the support base of the present utility model.
Fig. 18 is a left side view of the support base of the present utility model.
Fig. 19 is a top view of a support base in the present utility model.
Fig. 20 is a front view of a second platen in the present utility model.
Fig. 21 is a C-C cross-sectional view of fig. 20.
Fig. 22 is a front view of a knife gate valve body.
Fig. 23 is a D-D sectional view of fig. 22.
Fig. 24 is a front view of the use state of the present utility model.
Fig. 25 is a plan view of the present utility model in use.
Fig. 26 is a perspective view of the present utility model in use.
Description of the embodiments
The utility model will be further illustrated with reference to specific examples.
The utility model relates to a tool for horizontal milling of a knife gate valve body, which is shown in fig. 1-21 and comprises a bottom plate 1, a guide rail 2, a sliding block 4, a ball screw 5, a base 7, a positioning pin 9, a first pressing plate 10, a full-tooth screw 11, a pressing plate nut 12, a supporting seat 13, an adjusting bolt 14, a locking nut 15, an adjusting screw 16, a second pressing plate 17 and a fine adjusting bolt 19;
the upper surface of the bottom plate 1 is fixedly provided with a guide rail 2 through a fourth screw 20, the guide rail 2 is provided with a T-shaped guide rail groove 2.1, the guide rail 2 is provided with a sliding block 4, the bottom of the sliding block 4 is provided with a sliding block bottom boss 4.1, the sliding block bottom boss 4.1 is embedded into a narrow groove part of the T-shaped guide rail groove 2.1 and is in clearance fit with the narrow groove part, the sliding block 4 can move linearly along the direction of the T-shaped guide rail groove 2.1, the top of the sliding block 4 is provided with a sliding block top boss 4.2, the sliding block top boss 4.2 is provided with a ball screw 5 which is horizontally arranged in the front-back direction, and the front end part of the ball screw 5 is provided with a spherical end face 5.1, so that the valve body 100 is not damaged by compression when screwing can be ensured;
a base 7 is fixed on the upper surface of the bottom plate 1 behind the corresponding guide rail 2 through a second screw 8, a full-tooth screw rod mounting hole is formed in the upper surface of the base 7, the full-tooth screw rod mounting hole is an internal thread blind hole, a full-tooth screw rod 11 is mounted in the full-tooth screw rod mounting hole, a strip-shaped first pressing plate 10 is mounted on the full-tooth screw rod 11 through a pressing plate nut 12 and a gasket, a plurality of pairs of positioning pin mounting holes are formed in the upper surfaces of the bottom plate 1 on the left side and the right side of the corresponding full-tooth screw rod mounting hole, the positioning pin mounting holes are internal thread blind holes, and positioning pins 9 protruding out of the upper surface of the base 7 are mounted in one pair of positioning pin mounting holes;
the upper surface of the bottom plate 1 corresponding to the left side and the right side of the rear of the base 7 is fixedly provided with a supporting seat 13, the supporting seat 13 comprises a supporting seat bottom plate and a supporting seat vertical plate, an adjusting bolt 14 is vertically arranged on the supporting seat bottom plate, a locking nut 15 is arranged on the adjusting bolt 14, an adjusting screw 16 which is horizontally arranged in the left-right direction is arranged on the supporting seat vertical plate, the upper end part of the supporting seat vertical plate is provided with a L-shaped second pressing plate 17 through a third screw 18, and the third screw 18 passes through the second pressing plate 17 to be fastened on the supporting seat vertical plate.
The sliding block 4 is vertically provided with a first screw 3, the first screw 3 stretches into the T-shaped guide rail groove 2.1, the bottom of the first screw 3 is provided with a nut 6 for the T-shaped groove, and the T-shaped groove compresses the step of the T-shaped guide rail groove 2.1 by the nut 6.
The positioning pin 9 is provided with an inner hexagonal wrench screwing hole 9.1.
The bottom plate of the supporting seat 13 is provided with a waist-shaped adjusting hole, the length direction of the waist-shaped adjusting hole is the left-right direction, two supporting seat fixing bolts 21 are arranged in the waist-shaped adjusting hole, and the bottoms of the supporting seat fixing bolts 21 are fastened on the bottom plate 1.
A fine adjustment bolt 19 is vertically installed on the second pressing plate 17.
In the utility model, the first screw 3, the second screw 8, the adjusting screw 16, the third screw 18 and the fourth screw 20 are all hexagon socket head cap screws, the pressing plate nut 12 is a hexagon nut with shoulder, the adjusting bolt 14 is a hexagon head bolt, and the locking nut 15 is an I-shaped hexagon nut.
During assembly, the guide rail 2 is placed on the bottom plate 1, the guide rail is fixed by using the first screw 3, the boss 4.1 at the bottom of the slide block 4 is embedded into the T-shaped guide rail groove 2.1 of the guide rail 2, the T-shaped groove is connected with the first screw 3 by using the nut 6, and the ball screw 5 is screwed into the threaded hole in the boss 4.2 at the top of the slide block.
The base 7 is placed on the bottom plate 1 and fixed by using the second screw 8, the positioning pin 9 is screwed into the positioning pin mounting hole of the base 7, and the full-tooth screw 11 is screwed into the full-tooth screw mounting hole.
The supporting seat 13 is placed on the bottom plate 1, the proper position is adjusted in the left-right direction, then the supporting seat is fixed by using the supporting seat fixing bolt 21, the adjusting bolt 14 is screwed into the adjusting bolt hole on the supporting seat bottom plate of the supporting seat 13 and locked by the locking nut 15, and finally the adjusting screw 16 is screwed into the adjusting screw hole of the supporting seat vertical plate.
As shown in fig. 22 and 23, an inner hole is provided in the knife gate valve body 100, and the positioning pin 9 and the slider 4 are adjusted to a proper position according to the size of the inner hole of the knife gate valve body 100, and the first screw 3 is screwed to fix the slider 4. The support base 13 is adjusted to the proper position.
The working principle of the utility model is as follows:
as shown in fig. 24 to 26, the positioning surface of the base 7 (i.e., the upper surface of the base 7) and the positioning surface of the slider 4 are attached to each other, the inner hole of the knife gate valve 100 is attached to the cylindrical surfaces of the two positioning pins 9 on the base 7, the ball screw 5 is screwed to attach the spherical end surface 5.1 to the inner hole of the knife gate valve 100, and the angle of the knife gate valve 100 is adjusted by screwing the adjusting screw 16 on the support bases 13 on both sides. The screwing press plate nut 12 locks the first press plate 10, the adjusting bolt 14 is adjusted to be in contact with the lower surface of the knife gate valve body 100, and the screwing third screw 18 locks the second press plate 17, so that the knife gate valve body 100 is prevented from vibrating in the processing process. If there is a gap between the lower surface of the second pressing plate 17 and the upper surface of the knife gate valve body 100, the fine adjustment bolt 19 is screwed so that the fine adjustment bolt 19 presses the upper surface of the knife gate valve body 100.
Claims (5)
1. A general frock of milling is crouched to knife gate valve body, characterized by: the device comprises a bottom plate (1), a guide rail (2), a sliding block (4), a ball screw (5), a base (7), a positioning pin (9), a first pressing plate (10), a full-tooth screw (11), a pressing plate nut (12), a supporting seat (13), an adjusting bolt (14), a locking nut (15), an adjusting screw (16) and a second pressing plate (17);
the upper surface of the bottom plate (1) is fixedly provided with a guide rail (2), a T-shaped guide rail groove (2.1) is formed in the guide rail (2), a sliding block (4) is arranged on the guide rail (2), a sliding block bottom boss (4.1) is arranged at the bottom of the sliding block (4), the sliding block bottom boss (4.1) is embedded into a narrow groove part of the T-shaped guide rail groove (2.1) and is in clearance fit with the narrow groove part, the top of the sliding block (4) is provided with a sliding block top boss (4.2), a ball screw (5) which is horizontally arranged in the front-back direction is arranged on the sliding block top boss (4.2), and the front end part of the ball screw (5) is provided with a spherical end face (5.1);
a base (7) is fixed on the upper surface of the bottom plate (1) behind the corresponding guide rail (2), a full-tooth screw rod mounting hole is formed in the upper surface of the base (7), the full-tooth screw rod mounting hole is an internal thread blind hole, a full-tooth screw rod (11) is mounted in the full-tooth screw rod mounting hole, a strip-shaped first pressing plate (10) is mounted on the full-tooth screw rod (11), a plurality of pairs of positioning pin mounting holes are formed in the upper surface of the bottom plate (1) on the left side and the right side of the corresponding full-tooth screw rod mounting hole, the positioning pin mounting holes are internal thread blind holes, and positioning pins (9) protruding out of the upper surface of the base (7) are mounted in one pair of positioning pin mounting holes;
the upper surface of the bottom plate (1) corresponding to the left side and the right side of the rear of the base (7) is fixedly provided with a supporting seat (13), the supporting seat (13) comprises a supporting seat bottom plate and a supporting seat vertical plate, an adjusting bolt (14) is vertically arranged on the supporting seat bottom plate, a locking nut (15) is arranged on the adjusting bolt (14), an adjusting screw (16) which is horizontally arranged in the left-right direction is arranged on the supporting seat vertical plate, and an L-shaped second pressing plate (17) is arranged at the upper end part of the supporting seat vertical plate.
2. The tool for horizontal milling of a knife gate valve body as claimed in claim 1, wherein: the sliding block (4) is vertically provided with a first screw (3), the first screw (3) stretches into the T-shaped guide rail groove (2.1), the bottom of the first screw (3) is provided with a T-shaped groove nut (6), and the T-shaped groove nut (6) tightly presses the step of the T-shaped guide rail groove (2.1).
3. The tool for horizontal milling of a knife gate valve body as claimed in claim 1, wherein: the positioning pin (9) is provided with an inner hexagonal wrench screwing hole (9.1).
4. The tool for horizontal milling of a knife gate valve body as claimed in claim 1, wherein: the support base plate of the support base (13) is provided with a waist-shaped adjusting hole, the length direction of the waist-shaped adjusting hole is the left-right direction, two support base fixing bolts (21) are arranged in the waist-shaped adjusting hole, and the bottoms of the support base fixing bolts (21) are fastened on the base plate (1).
5. The tool for horizontal milling of a knife gate valve body as claimed in claim 1, wherein: a fine adjustment bolt (19) is vertically arranged on the second pressing plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236023.7U CN219425752U (en) | 2023-02-16 | 2023-02-16 | Tool for horizontal milling of valve body of knife gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236023.7U CN219425752U (en) | 2023-02-16 | 2023-02-16 | Tool for horizontal milling of valve body of knife gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219425752U true CN219425752U (en) | 2023-07-28 |
Family
ID=87336438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320236023.7U Active CN219425752U (en) | 2023-02-16 | 2023-02-16 | Tool for horizontal milling of valve body of knife gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219425752U (en) |
-
2023
- 2023-02-16 CN CN202320236023.7U patent/CN219425752U/en active Active
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| GR01 | Patent grant |