CN113059489A - Double-hole grinding tool for connecting plate of sewing machine - Google Patents
Double-hole grinding tool for connecting plate of sewing machine Download PDFInfo
- Publication number
- CN113059489A CN113059489A CN201911398243.4A CN201911398243A CN113059489A CN 113059489 A CN113059489 A CN 113059489A CN 201911398243 A CN201911398243 A CN 201911398243A CN 113059489 A CN113059489 A CN 113059489A
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- China
- Prior art keywords
- hole
- limiting
- sewing machine
- connecting plate
- rotary positioning
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to a double-hole grinding tool for a connecting plate of a sewing machine, which is characterized in that: the rotary positioning device comprises a base, a limiting mechanism and a rotary positioning mechanism, wherein the base is provided with a first mounting hole and a second mounting hole respectively, the limiting mechanism is mounted in the first mounting hole, the rotary positioning mechanism is rotatably mounted in the second mounting hole, and the rotary positioning mechanism is limited by the limiting mechanism. The double-hole grinding tool for the connecting plate of the sewing machine has the advantages of simple structure, convenience in operation, improvement on machining efficiency, guarantee on machining precision and easiness in implementation, and is a high-innovativeness double-hole grinding tool for the connecting plate of the sewing machine.
Description
Technical Field
The invention belongs to the technical field of machining of a connecting plate of a sewing machine, and particularly relates to a double-hole grinding tool for the connecting plate of the sewing machine.
Background
The connecting plate of the sewing machine is a plate-shaped part, and the left end and the right end of the plate body are respectively provided with a round hole. The processing method of the round hole on the connecting plate of the existing sewing machine is complex, namely, a round hole needs to be ground on one tool firstly, then the round hole is positioned, the center distance is measured, the processing of another round hole is completed on another tool after the positioning, a workpiece is repeatedly clamped, and the processing efficiency is greatly reduced.
Through a search for a patent publication, no patent publication that is the same as the present patent application is found.
Disclosure of Invention
The invention aims to provide a double-hole grinding tool for a connecting plate of a sewing machine, which has the advantages of simple structure, convenience in operation, improvement on machining efficiency, guarantee on machining precision and easiness in implementation.
The technical problem to be solved by the invention is realized by the following technical scheme:
the utility model provides a sewing machine connecting plate diplopore grinds frock which characterized in that: the rotary positioning device comprises a base, a limiting mechanism and a rotary positioning mechanism, wherein the base is provided with a first mounting hole and a second mounting hole respectively, the limiting mechanism is mounted in the first mounting hole, the rotary positioning mechanism is rotatably mounted in the second mounting hole, and the rotary positioning mechanism is limited by the limiting mechanism.
And the limiting mechanism is composed of an installation block, a limiting abutting plate and a pin shaft, the installation block is embedded in the first installation port, a first through hole is formed in the installation block along the length direction of the installation block, the bottom surface of the first through hole is flush with the upper end face of the base, the limiting abutting plate is inserted in the first through hole, limiting holes are formed in the installation block and the limiting abutting plate in a penetrating mode, and the pin shaft is inserted in the limiting holes.
And, the rotary positioning mechanism include rotator, briquetting and screw, the rotator be the structure that the cross section is the T font, the vertical part of T font is the cylinder, and this cylinder inlays the dress in the second installing port, and the horizontal part of T font is a relative both sides terminal surface for planar disk body, stop gear's spacing butt joint board butt is on the plane of this disk body, and the position that corresponds the work piece round hole on the rotator is provided with the processing through-hole, and two processing through-holes all set up in planar one end, have the briquetting through the screw in the upper portion between two processing through-holes.
And the rotary positioning mechanism also comprises a spring plunger, a second through hole which is transversely communicated to the second mounting hole is arranged on the base, the spring plunger penetrates through the second through hole, arc-shaped grooves are symmetrically arranged on the cylindrical body of the rotating body and are arranged on one side corresponding to the plane of the disc body, and the height and the groove depth of each arc-shaped groove are matched with the ball head of the spring plunger.
The invention has the advantages and beneficial effects that:
1. when the double-hole grinding tool for the sewing machine connecting plate is used, the sewing machine connecting plate is positioned on a disc body of a rotating body through the matching of a screw and a pressing block, at the moment, the center of the sewing machine connecting plate is superposed with the center of the disc body, and then a limiting abutting plate of a limiting mechanism is abutted to the plane of the rotating body, so that the whole positioning of the sewing machine connecting plate is completed, and a round hole can be machined; after the round hole is processed, the pin shaft is taken out, the limiting abutting plate is separated from the rotating body, then the rotating body is rotated by 180 degrees, and then the round hole can be processed by limiting the limiting abutting plate. The grinding tool saves the process of repeatedly clamping the workpiece and the process of measuring the center distance, can realize the processing of two round holes only by rotating the rotating body, is simple and convenient, and greatly improves the processing efficiency.
2. This sewing machine connecting plate diplopore grinds frock through the setting of spring plunger, has made things convenient for the quick location of rotator.
3. The double-hole grinding tool for the connecting plate of the sewing machine has the advantages of simple structure, convenience in operation, improvement on machining efficiency, guarantee on machining precision and easiness in implementation, and is a high-innovativeness double-hole grinding tool for the connecting plate of the sewing machine.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a sectional view taken along line A-A of FIG. 1;
FIG. 4 is a right side view of FIG. 1;
FIG. 5 is a perspective view of the present invention;
FIG. 6 is a schematic diagram of a workpiece structure according to the present invention.
Reference numerals
1-limiting mechanism, 2-rotary positioning mechanism, 3-workpiece, 4-base, 5-plane, 6-cambered surface, 7-mounting block, 8-limiting butt plate, 9-screw, 10-pressing block, 11-rotating body, 12-pin shaft, 13-processing through hole, 14-second through hole, 15-arc groove and 16-round hole.
Detailed Description
The present invention is further illustrated by the following specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the invention.
The utility model provides a sewing machine connecting plate diplopore grinds frock which innovation part lies in: constitute by base 4, stop gear 1 and rotary positioning mechanism 2 the base on be provided with first installing port and second installing port respectively, install stop gear in first installing port, rotate in the second installing port and install rotary positioning mechanism, rotary positioning mechanism pass through stop gear and to its spacing.
The limiting mechanism is composed of an installation block 7, a limiting abutting plate 8 and a pin shaft 12, the installation block is embedded in a first installation hole, a first through hole is formed in the installation block along the length direction of the installation block, the bottom surface of the first through hole is flush with the upper end face of the base, the limiting abutting plate is inserted in the first through hole, the front end and the rear end of the limiting abutting plate extend out from the front end and the rear end of the first through hole, limiting holes are formed in the installation block and the limiting abutting plate in a penetrating mode, and the pin shaft is inserted in the limiting holes.
The rotary positioning mechanism comprises a rotary body 11, a pressing block 10 and a screw 9, the rotary body is of a T-shaped structure, the vertical part of the T-shaped structure is a cylinder, the cylinder is embedded in the second installation hole, the horizontal part of the T-shaped structure is a disc body with two opposite end faces cut into a plane 5, the other opposite end face of the disc body is an arc surface 6, a limiting abutting plate of the limiting mechanism abuts against the plane of the disc body, a processing through hole 13 is arranged at the position, corresponding to the round hole 16 of the workpiece 3, on the rotary body, the two processing through holes are arranged at one end of the plane, and the pressing block is arranged at the upper part between the two processing through holes through the screw.
The rotary positioning mechanism further comprises a spring plunger (not shown in the figure), a second through hole 14 which is transversely communicated to the second mounting hole is formed in the base, the spring plunger penetrates through the second through hole, arc-shaped grooves 15 are symmetrically formed in the cylindrical body of the rotating body and are arranged on one side corresponding to the plane of the disc body, and the height and the groove depth of each arc-shaped groove are matched with the ball head of the spring plunger.
When the positioning device is used, the sewing machine connecting plate is positioned on the disc body of the rotating body through the matching of the screw and the pressing block, at the moment, the center of the sewing machine connecting plate is superposed with the center of the disc body, and then the limiting abutting plate of the limiting mechanism abuts against the plane of the rotating body, so that the whole positioning of the sewing machine connecting plate is completed, and a round hole can be machined; after the round hole is processed, the pin shaft is taken out, the limiting abutting plate is separated from the rotating body, then the rotating body is rotated by 180 degrees, and then the round hole can be processed by limiting the limiting abutting plate. The grinding tool saves the process of repeatedly clamping the workpiece and the process of measuring the center distance, can realize the processing of two round holes only by rotating the rotating body, is simple and convenient, and greatly improves the processing efficiency.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (4)
1. The utility model provides a sewing machine connecting plate diplopore grinds frock which characterized in that: the rotary positioning device comprises a base, a limiting mechanism and a rotary positioning mechanism, wherein the base is provided with a first mounting hole and a second mounting hole respectively, the limiting mechanism is mounted in the first mounting hole, the rotary positioning mechanism is rotatably mounted in the second mounting hole, and the rotary positioning mechanism is limited by the limiting mechanism.
2. The double-hole grinding tool for the connecting plate of the sewing machine as claimed in claim 1, wherein: the limiting mechanism is composed of an installation block, a limiting abutting plate and a pin shaft, the installation block is embedded in the first installation hole, a first through hole is formed in the installation block along the length direction of the installation block, the bottom surface of the first through hole is flush with the upper end face of the base, the limiting abutting plate is inserted in the first through hole, limiting holes are formed in the installation block and the limiting abutting plate in a penetrating mode, and the pin shaft is inserted in the limiting holes.
3. The double-hole grinding tool for the connecting plate of the sewing machine as claimed in claim 2, wherein: the rotary positioning mechanism comprises a rotary body, a pressing block and screws, the rotary body is of a T-shaped structure, the vertical part of the T-shaped structure is a cylinder, the cylinder is embedded in the second mounting hole, the horizontal part of the T-shaped structure is a planar disk body with opposite side end faces, the limiting abutting plate of the limiting mechanism abuts against the plane of the disk body, machining through holes are formed in the rotary body corresponding to the positions of the circular holes of the workpieces, the two machining through holes are arranged at one end of the plane, and the pressing block is mounted on the upper portion between the two machining through holes through the screws.
4. The double-hole grinding tool for the connecting plate of the sewing machine as claimed in claim 3, wherein: the rotary positioning mechanism further comprises a spring plunger, a second through hole which is transversely communicated to the second mounting hole is formed in the base, the spring plunger penetrates through the second through hole, arc-shaped grooves are symmetrically formed in the cylindrical body of the rotating body and are arranged on one side corresponding to the plane of the disc body, and the height and the groove depth of each arc-shaped groove are matched with the ball head of the spring plunger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911398243.4A CN113059489A (en) | 2019-12-30 | 2019-12-30 | Double-hole grinding tool for connecting plate of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911398243.4A CN113059489A (en) | 2019-12-30 | 2019-12-30 | Double-hole grinding tool for connecting plate of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113059489A true CN113059489A (en) | 2021-07-02 |
Family
ID=76558438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911398243.4A Pending CN113059489A (en) | 2019-12-30 | 2019-12-30 | Double-hole grinding tool for connecting plate of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113059489A (en) |
-
2019
- 2019-12-30 CN CN201911398243.4A patent/CN113059489A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210702 |