CN212096077U - Opening and closing locking mechanism - Google Patents
Opening and closing locking mechanism Download PDFInfo
- Publication number
- CN212096077U CN212096077U CN202020787798.XU CN202020787798U CN212096077U CN 212096077 U CN212096077 U CN 212096077U CN 202020787798 U CN202020787798 U CN 202020787798U CN 212096077 U CN212096077 U CN 212096077U
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- locking
- hole
- blind hole
- main body
- pin
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Abstract
An opening and closing locking mechanism belongs to the technical field of clamp tools. The opening and closing locking mechanism comprises a main body seat, a fixed pressing plate and a locking pin; the main body seat is provided with a workpiece groove for placing a workpiece; the fixed pressing plate is used for pressing a workpiece in the workpiece groove and is rotationally connected with the main body seat, and a pin hole is formed in the fixed pressing plate; the main body seat is provided with a stepped through hole, an unlocking blind hole and a locking blind hole are arranged around the stepped through hole, and the depth of the locking blind hole is greater than that of the unlocking blind hole; the locking pin is arranged in the stepped through hole in a penetrating mode, a stop block and a spring are arranged at one end of the locking pin corresponding to the pin hole, and a limiting column is arranged at the other end of the locking pin corresponding to the unlocking blind hole and the locking blind hole. The utility model discloses can attach to I shape or T style of calligraphy work piece lock fast and stably.
Description
Technical Field
The utility model relates to a technique in anchor clamps frock field specifically is a locking mechanical system opens and shuts.
Background
For T-shaped or I-shaped workpieces such as bolts and the like, the existing tool clamp is adopted for testing, particularly for drawing tests, the requirement for locking the workpieces is high, and therefore high requirements are provided for the design of the tool and the quality of operators.
In order to solve the above problems existing in the prior art, the utility model discloses come from this.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the aforesaid to prior art exists is not enough, provides a locking mechanical system that opens and shuts, can attach to I shape or T style of calligraphy work piece lock fast and stably.
The utility model comprises a main body seat, a fixed pressing plate and a locking pin;
the main body seat is provided with a workpiece groove for placing a workpiece; the fixed pressing plate is used for pressing a workpiece in the workpiece groove and is rotationally connected with the main body seat, and a pin hole is formed in the fixed pressing plate;
the main body seat is provided with a stepped through hole, an unlocking blind hole and a locking blind hole are arranged around the stepped through hole, and the depth of the locking blind hole is greater than that of the unlocking blind hole; the locking pin is arranged in the stepped through hole in a penetrating mode, a stop block and a spring are arranged at one end of the locking pin corresponding to the pin hole, and a limiting column is arranged at the other end of the locking pin corresponding to the unlocking blind hole and the locking blind hole.
Preferably, the locking pin is provided with a turning handle at an end remote from the stop.
Preferably, the fixed pressing plate is rotatably connected with the main body seat through a pin.
Further preferably, the fixed pressing plate is provided with an opening and closing handle.
Preferably, the main body seat is provided with a screw hole for being fixed with other equipment in a threaded manner, so that rotation is realized, and workpiece locking and testing operations are facilitated.
Technical effects
Compared with the prior art, the utility model discloses following technological effect has:
1) when the locking state is adjusted to the unlocking state, the locking pin is separated from the pin hole on the fixed pressing plate, the limiting column is pulled out of the locking blind hole and separated from the locking blind hole, and the spring is in a first compression state; rotating the locking pin, aligning the limiting column with the unlocking blind hole, loosening the locking pin, clamping the limiting column into the unlocking blind hole, and keeping the spring in a second compression state; when the unlocking state is adjusted to the locking state, the locking pin is pulled out to separate the limiting column from the unlocking blind hole, the spring is adjusted to the first compression state from the second compression state, the locking pin is rotated to enable the limiting column to be aligned with the locking blind hole, the locking pin is released, the limiting column is clamped into the locking blind hole, the locking pin is clamped into a pin hole in the fixed pressing plate, and the spring restores to deform; thereby realizing the rapid and stable locking of the workpiece;
2) the locking structure is safe and large in bearing capacity, and can bear the pulling pressure within 3 tons.
Drawings
FIG. 1 is a schematic view of the entire structure of embodiment 1;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is a front view of FIG. 1;
FIG. 5 is a sectional view taken along line B-B of FIG. 4;
in the figure:
a workpiece 100;
the device comprises a main body seat 1, a fixed pressing plate 2, a locking pin 3, a pin 4, a stop block 5, a spring 6, a limiting column 7, a rotating handle 8 and an opening and closing handle 9;
the tool comprises a workpiece groove 11, a stepped through hole 12, an unlocking blind hole 13, a locking blind hole 14 and a screw hole 15.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1 to 5, the present embodiment includes a main body seat 1, a fixed pressing plate 2, and a locking pin 3;
a workpiece groove 11 is formed in the main body seat 1 and used for placing a workpiece 100; the fixed pressing plate 2 is L-shaped and is used for pressing a workpiece 100 in the workpiece groove and is rotationally connected with the main body seat 1 through a pin 4, and a pin hole is formed in the fixed pressing plate 2;
the main body seat 1 is provided with a stepped through hole 12, an unlocking blind hole 13 and a locking blind hole 14 are arranged around the stepped through hole, and the depth of the locking blind hole 14 is greater than that of the unlocking blind hole 13; the locking pin 3 is arranged in the stepped through hole 12 in a penetrating mode, a stop block 5 and a spring 6 are arranged at one end of the locking pin corresponding to the pin hole, the stop block 5 and the locking pin 3 are integrally formed or assembled in a split mode, and a limiting column 7 is arranged at the other end of the locking pin corresponding to the unlocking blind hole 13 and the locking blind hole 14.
The locking pin 3 is fixed with a rotary handle 8 at the end far away from the stop block 4, and an opening and closing handle 9 is fixed on the fixed pressing plate 2 at the side close to the rotary handle 8 in a threaded manner, so that manual operation is facilitated.
The main body seat 1 is further provided with a screw hole 15 for locking to other equipment so as to adjust the position angle of the opening and closing locking mechanism and facilitate workpiece locking and testing operations.
When the locking mechanism works and is adjusted from a locking state to an unlocking state, the locking pin 3 is pulled out of the pin hole in the fixed pressing plate 2 through the rotating handle 8, the limiting column 7 is pulled out of the locking blind hole 13 and separated from the locking blind hole 13, and the spring 6 is in a first compression state; the rotating handle 8 rotates to align the limiting column 7 with the unlocking blind hole 13, the locking pin 3 is loosened, the limiting column 7 is clamped into the unlocking blind hole 13, the spring 6 is in a second compression state, and the fixed pressing plate is opened through the opening and closing handle 9; when the unlocking state is adjusted to the locking state, the locking pin 3 is pulled out through the rotating handle 8, so that the limiting column 7 is separated from the unlocking blind hole 13, the spring 6 is adjusted to the first compression state from the second compression state, the rotating handle 8 rotates, so that the limiting column 7 is aligned to the locking blind hole 14, the locking pin 3 is released, the limiting column 7 is clamped into the locking blind hole 14, the locking pin 3 is clamped into a pin hole in the fixed pressing plate 2, and the spring 6 restores to deform; thereby realizing the locking of the T-shaped workpiece 100 quickly and stably.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (5)
1. An opening and closing locking mechanism is characterized by comprising a main body seat, a fixed pressing plate and a locking pin;
the main body seat is provided with a workpiece groove for placing a workpiece; the fixed pressing plate is used for pressing a workpiece in the workpiece groove and is rotationally connected with the main body seat, and a pin hole is formed in the fixed pressing plate;
the main body seat is provided with a stepped through hole, an unlocking blind hole and a locking blind hole are arranged around the stepped through hole, and the depth of the locking blind hole is greater than that of the unlocking blind hole; the locking pin is arranged in the stepped through hole in a penetrating mode, a stop block and a spring are arranged at one end of the locking pin corresponding to the pin hole, and a limiting column is arranged at the other end of the locking pin corresponding to the unlocking blind hole and the locking blind hole.
2. The opening-closing locking mechanism according to claim 1, wherein the locking pin is provided with a turning knob at an end remote from the stopper.
3. The opening-closing locking mechanism according to claim 1, wherein the fixed pressing plate is rotatably connected to the main body holder by a pin.
4. The opening-closing locking mechanism according to claim 3, wherein the fixed pressing plate is provided with an opening-closing handle.
5. The opening-closing locking mechanism according to claim 1, wherein the main body seat is provided with a screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787798.XU CN212096077U (en) | 2020-05-13 | 2020-05-13 | Opening and closing locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020787798.XU CN212096077U (en) | 2020-05-13 | 2020-05-13 | Opening and closing locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212096077U true CN212096077U (en) | 2020-12-08 |
Family
ID=73617208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020787798.XU Active CN212096077U (en) | 2020-05-13 | 2020-05-13 | Opening and closing locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212096077U (en) |
-
2020
- 2020-05-13 CN CN202020787798.XU patent/CN212096077U/en active Active
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