CN113843641A - Ring positioning tool with adjustable radial positioning seam allowance - Google Patents
Ring positioning tool with adjustable radial positioning seam allowance Download PDFInfo
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- CN113843641A CN113843641A CN202111258461.5A CN202111258461A CN113843641A CN 113843641 A CN113843641 A CN 113843641A CN 202111258461 A CN202111258461 A CN 202111258461A CN 113843641 A CN113843641 A CN 113843641A
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- positioning
- transmission rod
- bottom plate
- spigot
- main sliding
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- 230000005540 biological transmission Effects 0.000 claims abstract description 70
- 230000001174 ascending effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000000630 rising effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a ring positioning tool with an adjustable radial positioning spigot, which comprises a bottom plate 1, wherein an adjusting device is arranged in the center of the bottom plate 1, the adjusting device drives a transmission device to move outwards in the radial direction when rising, the transmission device is connected with a positioning spigot 3, and the positioning spigot 3 is slidably arranged on the bottom plate 1. By adopting the technical scheme of the invention, the positioning failure caused by the difference of the sizes of the parts in the same batch due to the fixed positioning size of the tool can be prevented, the waste caused by manufacturing different positioning tools by the parts with different diameters can be avoided, the processing size of the parts can be ensured, the production cost can be reduced, and the production efficiency can be improved.
Description
Technical Field
The invention relates to a tool, in particular to positioning in ring machining, and specifically relates to a ring positioning tool capable of realizing radial positioning size adjustment.
Background
In the turning and milling process of ring parts, the positioning and pressing device is required to ensure that the parts do not generate displacement in the process of processing, and the purpose can be basically realized by generally using the traditional pressing plate for pressing and positioning. However, in the case of a thin-walled member, it is difficult to prevent cutting deformation only by spot positioning, which results in defective dimensional processing accuracy. The problems of cutting deformation and cutter back-off can be solved to a certain extent by using the ring-shaped special fixture with the positioning spigot, but the small tolerance size of the thin-wall part is still difficult to guarantee. The positioning seam allowance of the special fixture is fixed, but the diameter of each part is different due to the processing error of the previous process, so that the gapless state between the part and the positioning seam allowance cannot be ensured.
Disclosure of Invention
The invention aims to solve the technical problem of how to adjust a positioning spigot on a clamp. The positioning tool with the adjustable positioning spigot is used for ensuring that the part is always in a global positioning state, so that the cutting deformation is prevented, and the purpose of small tolerance and qualified size is achieved.
The technical scheme of the invention is as follows:
the utility model provides a radial positioning tang adjustable lopps piece location frock, includes bottom plate 1, and adjusting device is installed at bottom plate 1 center, can drive transmission when adjusting device rises and radially outwards move, transmission with location tang 3 be connected, location tang 3 slidable installs on bottom plate 1.
The bottom plate 1 is provided with 6 or more than 6 sliding grooves 13 along the radial direction, sliding bodies 2 are arranged in the sliding grooves 13, and the positioning spigot 3 is arranged on the sliding bodies 2.
The transmission device is a transmission rod which is arranged along the radial direction of the bottom plate 1, the transmission rod is arranged on the transmission rod seat 7, one end of the transmission rod is connected with the positioning spigot 3, and the other end of the transmission rod is matched with the adjusting device.
The main sliding body 11 of the adjusting device is a cone structure, the end of the transmission rod is matched with the conical surface of the main sliding body 11, the main sliding body 11 is positioned in the center of the bottom plate 1, and the axis of the main sliding body is perpendicular to the bottom plate 1.
The adjusting device comprises a main sliding body 11, a fixed box body 8 and a fixed box cover 9, wherein the fixed box body 8 is barrel-shaped, the main sliding body 11 is arranged in the box body, the main sliding body 11 consists of a lower cone structure and an upper cylinder structure, and the cylinder structure penetrates through the fixed box cover 9 and is matched with an adjusting nut 10 outside the box body.
The upper end surface of the cone structure of the main sliding body 11 is provided with a piston cover 12, the piston cover 12 is in a cap-shaped structure, the cylindrical surface of the piston cover 12 is matched with the inner wall surface of the fixed box body 8, and the cylindrical surface of the piston cover 12 is provided with a vertical rectangular groove.
The transfer line comprises outer drive rod 4 and button head transfer line 5, and the one end of outer drive rod 4 is fixed on location tang 3, and the other end inserts adjusting sleeve 6, and adjusting sleeve 6 is inserted to the outer end of button head transfer line 5, and the round head end of button head transfer line 5 passes round hole on box 8 and the cooperation of the conical surface of rectangular channel and the main sliding body 11 on the piston cap 12.
The conical surface of the main sliding body 11 is evenly provided with a sliding chute 19 which is matched with the round head end of the round head transmission rod 5.
Totally, 8 positioning spigots 3 and transmission devices are arranged, each transmission device is correspondingly provided with two transmission rod seats 7, an outer transmission rod 4 is arranged on the transmission rod seat 7 close to the outer side, a round head transmission rod 5 is arranged on the transmission rod seat 7 close to the inner side, and the outer transmission rod 4 and the round head transmission rod 5 are fixed on an adjusting sleeve 6 through set screws.
The positioning spigot 3 is an arc structure with a convex cross section, the bottom surface of the fixed box body 8 is fixed on the bottom plate 1, 8 hollow parts are arranged on the bottom plate 1, and the hollow parts are positioned between two adjacent transmission devices.
The invention has the beneficial effects that:
according to the technical scheme provided by the mechanism, the prismatic sliding body is connected with the positioning spigot, the transmission rod with the hole is connected with the round head transmission rod, and the main sliding body is connected with the fixed box body; the prismatic sliding body is arranged in the sliding chute of the bottom plate, and the transmission rod with the hole is arranged in the transmission rod seat connected with the bottom plate; the round head transmission rod is arranged in a transmission rod seat connected with the bottom plate, the lower part of the fixed box body is connected with the bottom plate, and the upper part of the fixed box body is connected with the fixed box body cover; the main slider is coupled to the main slider cover. The position of the positioning spigot can be adjusted by adjusting the height of the main sliding body. The implementation of the positioning tool enables the overall positioning of the thin-wall ring to be more reliable, and the positioning tool is used for parts with different sizes by adjusting the positioning spigot.
The positioning failure caused by the difference of the sizes of the parts in the same batch due to the fixed positioning size of the tool is prevented, the waste caused by manufacturing different positioning tools by parts with different diameters is avoided, the machining size of the parts can be guaranteed, the production cost can be reduced, and the production efficiency can be improved.
Drawings
Fig. 1 is a front view of the positioning tool.
Fig. 2 is a top view of the positioning tool.
Fig. 3 is a view from direction F of fig. 1.
Fig. 4 is a sectional view a-a of fig. 2.
Fig. 5 is a sectional view B-B of fig. 3.
Fig. 6 is a sectional view C-C of fig. 3.
The device comprises a base plate 1, a prismatic sliding body 2, a positioning spigot table 3, a transmission rod with holes 4, a round head transmission rod 5, an adjusting sleeve 6, a transmission rod seat 7, a fixed box body 8, a fixed box body cover 9, a hexagonal adjusting nut 10, a main sliding body 11 and a main sliding body cover 12.
Detailed Description
Example (b):
as shown in fig. 3: location tang adjustable lopps piece location frock comprises four bibliographic categories, includes: the device comprises a bottom plate 1, a positioning spigot 3, a transmission device and an adjusting device.
Bottom plate 1: the bottom plate 1 is provided with a sliding groove 13, and the prismatic sliding body 2 can realize radial sliding in the sliding groove 13 (see figure 2); the bottom plate 1 is provided with a threaded hole, and the transmission rod seat 7 can be connected and fixed on the bottom plate 1 through the hole 16 by using a screw; the bottom plate 1 is provided with a positioning hole 21 (see fig. 5) for matching with a positioning pin 22 arranged at the bottom of the fixed box body 8 to realize radial constraint of the fixed box body 8; the bottom plate 1 is provided with a threaded hole 23 (see fig. 6), and the fixed box body 8 and the bottom plate 1 are connected through a nut to realize the axial constraint of the fixed box body 8.
Positioning spigot platform 3: two countersunk threaded holes 14 (shown in figure 2) are formed in the positioning spigot platform 3, so that the purpose of connecting the positioning spigot platform 3 and the prismatic sliding body 2 through nuts is achieved.
The transmission device comprises: one end with a hole in the outer transmission rod 4 is matched with a countersunk threaded hole of the positioning spigot 3, so that the purpose of connecting the outer transmission rod 4, the positioning spigot 3 and the prismatic sliding body 2 through a nut is realized (see figure 2); the outer transmission rod 4 passes through a round hole 15 of the transmission rod seat 7 (see figure 4); the outer transmission rod 4 and the round-head transmission rod 5 are connected through an adjusting sleeve 6, and the two transmission rods are tightly jacked through a threaded hole 17 by a set screw; the round head transmission rod 5 penetrates through a round hole in the other transmission rod seat 7; the round head transmission rod 5 passes through a round hole on the fixed box body 8 and a rectangular groove on the piston cover 12 and contacts with a sliding groove 19 on the main sliding body 11.
The adjusting device comprises: the fixed box body 8 is connected with the fixed box body cover 9 through a threaded hole 18 by a screw; the main sliding body 11 is connected with the piston cover 12 through screws; the main sliding body 11 and the piston cover 12 form a sliding box, the fixed box body 8 and the fixed box body cover 9 form a fixed box, and the outer wall of the sliding box is matched with the inner wall of the fixed box; the cylinder on the upper part of the main sliding body 11 is provided with screw threads, and the upper part of the main sliding body 11 passes through the round hole on the piston cover 12 and the round hole on the fixed box cover 9 and extends out of the fixed box cover 9 (see figure 3); the upper part of the main sliding body 11 extends out of the fixed box cover 9 and is matched with a hexagonal adjusting nut 10; the circular truncated cone of the lower half part of the main sliding body 11 is provided with a semicircular concave sliding groove 19 along the direction of the conical surface. The lower edge of the cylindrical surface part of the piston cover 12 is matched with the lower edge of the conical surface of the main sliding body 11 to prevent the cone from shaking in the box body.
The locating spigot adjusting process of the locating tool for the ring piece with the adjustable locating spigot:
the method comprises the following steps: the hexagonal adjusting nut 10 is rotated clockwise, and the whole sliding box is driven to move upwards in the fixed box through partial threads on the main sliding body 11;
step two: one side of the round head transmission rod 5 is in contact with the sliding groove 19 on the main sliding body 11 to drive the round head transmission rod 5 to move outwards along the axis;
step three: the round head transmission rod 5 penetrates through a rectangular groove on the piston cover 12 and a round hole on the fixed box body 8;
step four: the round head transmission rod 5 transmits the displacement to the outer transmission rod 4 through the adjusting sleeve 6;
step five: the outer driving rod 4 is connected with the positioned port table 3 through threads to transfer the displacement to the positioned port table 3;
step six: the positioned port 3 realizes the sliding on the bottom plate 1 through the connection with the prismatic sliding body 2.
The positioning tool for the ring part with the adjustable positioning spigot is composed of 8 parts of the same prismatic sliding bodies 2, the positioning spigot tables 3, a transmission device and a sliding groove 19.
The adjusting sleeve 6 is mainly used for calibrating the tool, and the using process comprises the following steps: a standard ring part with a smooth inner wall is placed on the positioning spigot, and the hexagonal adjusting nut 10 and the set screw on the sleeve 6 are adjusted to enable the positioning spigot to be in clearance-free fit with the standard part, so that the positioning precision of the tool is calibrated.
Claims (10)
1. The utility model provides a radial positioning tang adjustable lopps piece location frock, includes bottom plate (1), its characterized in that: the adjusting device is installed at the center of the bottom plate (1), the adjusting device can drive the transmission device to move outwards along the radial direction when ascending, the transmission device is connected with the positioning spigot (3), and the positioning spigot (3) can be installed on the bottom plate (1) in a sliding mode.
2. The ring positioning tool with the adjustable radial positioning spigot of claim 1, wherein: the bottom plate (1) is provided with 6 or more than 6 sliding grooves (13) along the radial direction, sliding bodies (2) are arranged in the sliding grooves (13), and the positioning seam allowance (3) is arranged on the sliding bodies (2).
3. The ring positioning tool with the adjustable radial positioning spigot of claim 2, wherein: the transmission device is a transmission rod which is radially arranged along the bottom plate (1), the transmission rod is arranged on the transmission rod seat (7), one end of the transmission rod is connected with the positioning spigot (3), and the other end of the transmission rod is matched with the adjusting device.
4. The ring positioning tool with the adjustable radial positioning spigot of claim 3, wherein: the main sliding body (11) of the adjusting device is of a cone structure, the end part of the transmission rod is matched with the conical surface of the main sliding body (11), the main sliding body (11) is positioned in the center of the bottom plate (1), and the axis of the main sliding body is perpendicular to the bottom plate (1).
5. The ring positioning tool with the adjustable radial positioning spigot of claim 4, wherein: the adjusting device comprises a main sliding body (11), a fixed box body (8) and a fixed box cover (9), wherein the fixed box body (8) is barrel-shaped, the main sliding body (11) is installed in the box body, the main sliding body (11) is composed of a lower cone structure and an upper cylinder structure, and the cylinder structure penetrates through the fixed box cover (9) and is matched with an adjusting nut (10) outside the box body.
6. The ring positioning tool with the adjustable radial positioning spigot of claim 5, wherein: the upper end face of the cone structure of the main sliding body (11) is provided with a piston cover (12), the piston cover (12) is of a cap-shaped structure, the cylindrical surface of the piston cover (12) is matched with the inner wall surface of the fixed box body (8), and the cylindrical surface of the piston cover (12) is provided with a vertical rectangular groove.
7. The ring positioning tool with the adjustable radial positioning seam allowance of any one of claims 4-6, wherein: the transfer line comprises outer drive rod (4) and button head transfer line (5), and the one end of outer drive rod (4) is fixed on location tang (3), and adjusting sleeve (6) are inserted to the other end, and adjusting sleeve (6) are inserted to the outer end of button head transfer line (5), and the button head end of button head transfer line (5) passes round hole on box (8) and the conical surface cooperation of rectangular channel and the main sliding body (11) on piston cap (12).
8. The ring positioning tool with the adjustable radial positioning spigot of claim 7, wherein: the conical surface of the main sliding body (11) is evenly provided with a sliding chute (19) which is matched with the round head end of the round head transmission rod (5).
9. The ring positioning tool with the adjustable radial positioning spigot of claim 7, wherein: the automatic adjusting mechanism is provided with 8 positioning spigots (3) and transmission devices, each transmission device is correspondingly provided with two transmission rod seats (7), an outer transmission rod (4) is installed on the transmission rod seat (7) close to the outer side, a round head transmission rod (5) is installed on the transmission rod seat (7) close to the inner side, and the outer transmission rod (4) and the round head transmission rod (5) are fixed on an adjusting sleeve (6) through fastening screws.
10. The ring positioning tooling with the adjustable radial positioning spigot of claim 9, wherein: the positioning spigot (3) is an arc structure with a convex cross section, the bottom surface of the fixed box body (8) is fixed on the bottom plate (1), 8 hollowed-out parts are arranged on the bottom plate (1), and the hollowed-out parts are positioned between two adjacent transmission devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258461.5A CN113843641A (en) | 2021-10-27 | 2021-10-27 | Ring positioning tool with adjustable radial positioning seam allowance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111258461.5A CN113843641A (en) | 2021-10-27 | 2021-10-27 | Ring positioning tool with adjustable radial positioning seam allowance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113843641A true CN113843641A (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111258461.5A Pending CN113843641A (en) | 2021-10-27 | 2021-10-27 | Ring positioning tool with adjustable radial positioning seam allowance |
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| Country | Link |
|---|---|
| CN (1) | CN113843641A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100066037A1 (en) * | 2008-09-12 | 2010-03-18 | Seco-E.P.B. | Axially adjustable tool holder |
| CN105081385A (en) * | 2015-09-30 | 2015-11-25 | 吉林大华机械制造有限公司 | Ring type component chuck tool |
| CN108296810A (en) * | 2018-01-22 | 2018-07-20 | 中信重工机械股份有限公司 | A kind of sleeping carriage cylinder attachment device |
| CN111993318A (en) * | 2020-09-16 | 2020-11-27 | 南京高速齿轮制造有限公司 | Self-centering clamping device |
| CN212600493U (en) * | 2020-07-22 | 2021-02-26 | 新余钢铁股份有限公司 | Positioning tool for machining bearing seat |
| CN213318806U (en) * | 2020-09-29 | 2021-06-01 | 南京高速齿轮制造有限公司 | Tool for machining gear ring |
-
2021
- 2021-10-27 CN CN202111258461.5A patent/CN113843641A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100066037A1 (en) * | 2008-09-12 | 2010-03-18 | Seco-E.P.B. | Axially adjustable tool holder |
| CN105081385A (en) * | 2015-09-30 | 2015-11-25 | 吉林大华机械制造有限公司 | Ring type component chuck tool |
| CN108296810A (en) * | 2018-01-22 | 2018-07-20 | 中信重工机械股份有限公司 | A kind of sleeping carriage cylinder attachment device |
| CN212600493U (en) * | 2020-07-22 | 2021-02-26 | 新余钢铁股份有限公司 | Positioning tool for machining bearing seat |
| CN111993318A (en) * | 2020-09-16 | 2020-11-27 | 南京高速齿轮制造有限公司 | Self-centering clamping device |
| CN213318806U (en) * | 2020-09-29 | 2021-06-01 | 南京高速齿轮制造有限公司 | Tool for machining gear ring |
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