CN220296520U - Special gripper for central tool magazine - Google Patents
Special gripper for central tool magazine Download PDFInfo
- Publication number
- CN220296520U CN220296520U CN202321740107.0U CN202321740107U CN220296520U CN 220296520 U CN220296520 U CN 220296520U CN 202321740107 U CN202321740107 U CN 202321740107U CN 220296520 U CN220296520 U CN 220296520U
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- gripper
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- 210000000078 claw Anatomy 0.000 claims abstract description 32
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The utility model relates to the technical field of special claws for a central tool magazine, in particular to a special claw for a central tool magazine, which comprises a special clamping finger, a two-finger gas claw, an extension arm and a cutter; the lengthening arm is L-shaped, a fixed arm pore plate is arranged at the bottom, and two finger gas claws are arranged at the top; the front ends of the two finger gas claws are fixed with special clamping fingers; the special clamping fingers clamp two groups of cutters; two groups of special clamping fingers are oppositely arranged, and each group comprises a clamping plate and a fixing plate; the tail end of the fixing plate is fixed on the two finger gas claws, and the front end of the fixing plate is fixed with a clamping plate; the clamping plate is provided with a first clamping jaw opening in the middle, and a second clamping jaw opening is formed in the front end; the first clamping jaw opening is matched with the cutter positioning part in size, and the second clamping jaw opening is matched with the cutter handle in size. The special gripper can grasp the V-shaped groove of the tool shank of the tool, lock the tool shank, feed the tool to the machine tool, grasp the tool positioning part, timely feed the tool magazine, and keep the gripper in a clamping state all the time when the power is off and the gas is off, so that the tool is prevented from falling off to cause danger.
Description
Technical Field
The utility model relates to the technical field of special handles for central tool magazines, in particular to a special handle for a central tool magazine.
Background
Usually, the machine tool is at a certain distance from the central tool magazine, and the robot needs to go between the machine tool and the tool magazine to exchange and store tools.
The existing special gripper for the central tool magazine has the following problems: the conventional pneumatic paw has higher dependence on an air source, the air path cannot be interrupted in the using process, and otherwise, the cutter can be dropped; the gripper can only meet one requirement of feeding the tool to the machine tool and feeding the tool to the tool magazine, and can not meet the requirement of completing tool changing in the process of taking and feeding the tool in the process of returning the tool.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a special gripper for a central tool magazine.
The technical scheme adopted for solving the technical problems is as follows: the special gripper for the central tool magazine comprises a special clamping finger, a two-finger air gripper, a lengthening arm and a tool; the lengthening arm is L-shaped, a fixed arm pore plate is arranged at the bottom, and two finger gas claws are arranged at the top; the front ends of the two finger gas claws are fixed with special clamping fingers; the special clamping fingers clamp two groups of cutters; two groups of special clamping fingers are oppositely arranged, and each group comprises a clamping plate and a fixing plate; the tail end of the fixing plate is fixed on the two finger gas claws, and the front end of the fixing plate is fixed with a clamping plate; the clamping plate is provided with a first clamping jaw opening in the middle, and a second clamping jaw opening is formed in the front end; the first clamping jaw opening is matched with the cutter positioning part in size, and the second clamping jaw opening is matched with the cutter handle in size.
According to another embodiment of the utility model, the clamping special finger is further provided with a limiting block integrally connected with the middle part of the clamping special finger, the limiting block is arranged right above the first jaw opening, and the side face of the limiting block is provided with a clamping groove matched with the bottom of the cutter.
According to another embodiment of the utility model, the second jaw opening is internally provided with a convex block matched with the V-shaped groove of the cutter handle.
According to another embodiment of the utility model, the front end of the two finger air pawls is provided with a sliding groove, and a fixing plate is connected in a sliding manner in the sliding groove.
According to another embodiment of the utility model, the tail end of the fixing plate is provided with a sliding block matched with the sliding groove of the two finger air claw, and the front end of the fixing plate is fixed at the tail end of the clamping plate through a bolt.
According to another embodiment of the present utility model, a positioning sheet is further provided between the two sets of fixing plates.
The device has the advantages that the device can grasp the V-shaped groove position of the cutter handle, lock the cutter handle, feed the cutter to a machine tool, grasp the cutter positioning part and timely feed the cutter positioning part into the cutter magazine, and the claws can be always kept in a clamping state when the power and the air are cut off, so that the danger is prevented from being caused by falling of the cutter.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a schematic view of the structure of a grip finger;
FIG. 4 is an assembly view of a grip-specific finger with a finger grip;
fig. 5 is a left side view of fig. 4.
In the figure, a clamping special finger, 2, a two-finger air claw, 3, an extension arm, 4, a cutter, 5, a clamping plate, 6, a fixing plate, 7, a first clamping jaw opening, 8, a second clamping jaw opening, 9, a positioning part, 10, a knife handle, 11, a limiting block, 12, a clamping groove, 13, a bump, 14, a sliding groove, 15, a sliding block, 16, a bolt, 17, a fixed arm pore plate, 18 and a positioning sheet.
Detailed Description
As shown in fig. 1, which is a schematic diagram of the structure of the utility model, a special gripper for a central tool magazine comprises a special gripping finger 1, a double finger air gripper 2, an extension arm 3 and a tool 4; the lengthening arm 3 is L-shaped, the bottom is provided with a fixed arm pore plate 17, and the top is provided with a two-finger gas claw 2; the front ends of the two finger gas claws 2 are fixed with special clamping fingers 1; the clamping special finger 1 clamps two groups of cutters 4; two groups of clamping special fingers 1 are oppositely arranged, and each group comprises a clamping plate 5 and a fixing plate 6; the tail end of the fixing plate 6 is fixed on the two finger gas claws 2, and the clamping plate 5 is fixed at the front end; the middle of the clamping plate 5 is provided with a first clamping jaw opening 7, and the front end of the clamping plate is provided with a second clamping jaw opening 8; the first clamping jaw opening 7 is matched with the positioning part 9 of the cutter 4 in size, and the second clamping jaw opening 8 is matched with the cutter handle 10 of the cutter 4 in size.
Specifically, the fixed arm hole plate 17 at the bottom of the extension arm 3 is convenient for fixing the extension arm 3, and can enter the tool magazine of the machine tool to carry out tool loading and tool unloading under the condition that the stroke of the robot is insufficient; the two finger gas claw 2 controls to open and clamp, and can clamp all the time even if power is off and gas is off, so that the cutter 4 is prevented from falling off to cause danger; the special clamping finger 1 locks and clamps the positioning part 9 of the cutter 4 and the cutter handle 10 through the first clamping jaw opening 7 and the second clamping jaw opening 8, so that the cutter loading and unloading can be simultaneously realized.
According to another embodiment of the utility model, the middle part of the special clamping finger 1 is integrally connected with a limiting block 11, the limiting block 11 is arranged right above the first jaw opening 7, and the side surface is provided with a clamping groove 12 matched with the positioning part 9 of the cutter 4; the clamping groove 12 and the first clamping jaw opening 7 are used for clamping the positioning part 9 of the cutter 4.
According to another embodiment of the present utility model, further comprising, the second jaw opening 8 is provided with a protruding block 13 matching with the V-shaped groove of the shank 10 of the cutter 4, and the protruding block 13 is clamped into the V-shaped groove of the shank 10 during clamping.
According to another embodiment of the present utility model, further comprises a sliding groove 14 provided at the front end of the two finger gas claw 2, the sliding groove 14 is slidably connected with the fixing plate 6, and the fixing plate 6 is driven to slide in the sliding groove 14 by the two finger gas claw 2.
According to another embodiment of the present utility model, further comprises that the tail end of the fixing plate 6 is provided with a sliding block 15 matched with the sliding groove 14 of the two finger claw 2, and the front end is fixed at the tail end of the clamping plate 5 through a bolt 16.
According to another embodiment of the present utility model, a positioning piece 18 is further provided between the two sets of fixing plates 6, so that when the two finger gas claws 2 drive the fixing plates 6 to move, the bottom of the clamping plate 5 is clamped, when the sliding block 15 moves towards the middle along the sliding groove 14, the clamping plate 5 is outwards opened, and the claw mouth two 8 is opened, so that the clamping plate 5 rotates around the positioning piece 18 along with the fixing plates 6.
In the specific operation process, the two-finger gas claw 2 is fixed on a robot through the lengthening arm 3, the fixed plate 5 is controlled to move towards the middle along the chute 14 by a piston rod of an air cylinder in the two-finger gas claw 2 in the tool magazine, the claw opening two 8 is opened, the center is aligned with the tool handle 10 of the tool, then the fixed plate 5 is controlled to move outwards through the two-finger gas claw 2 until the two groups of clamping plates 5 are parallel, the tool 4 taken out is fed to the machine tool through the robot, the tool 4 needing to be replaced is placed in the middle of the claw opening one 7 at the machine tool, the fixed plate 5 is controlled to move towards the middle along the chute 14 through the two-finger gas claw 2 to open the claw opening two 8, the tool 4 in the claw opening two 8 is taken out, finally the fixed plate 5 is controlled to move outwards until the two groups of clamping plates 5 are parallel, and the robot stores the tool 4.
The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. The special gripper for the central tool magazine is characterized by comprising a special clamping finger (1), a double-finger air gripper (2), an extension arm (3) and a tool (4); the lengthening arm (3) is L-shaped, a fixed arm pore plate (17) is arranged at the bottom, and a two-finger gas claw (2) is arranged at the top; the front end of the two finger air claw (2) is fixed with a special clamping finger (1); two groups of cutters (4) are clamped on the special clamping finger (1); two groups of clamping special fingers (1) are oppositely arranged, and each group comprises a clamping plate (5) and a fixing plate (6); the tail end of the fixing plate (6) is fixed on the two finger air claws (2), and the front end of the fixing plate is fixed with the clamping plate (5); the middle of the clamping plate (5) is provided with a first clamping jaw opening (7), and the front end of the clamping plate is provided with a second clamping jaw opening (8); the first clamping jaw opening (7) is matched with the positioning part (9) of the cutter (4) in size, and the second clamping jaw opening (8) is matched with the cutter handle (10) of the cutter (4) in size.
2. The special gripper for the central tool magazine according to claim 1, wherein a limiting block (11) is integrally connected to the middle of the special gripping finger (1), the limiting block (11) is arranged right above the first jaw opening (7), and clamping grooves (12) matched with the positioning parts (9) of the tools (4) are formed in the side surfaces of the limiting block.
3. The special gripper for the central tool magazine according to claim 1, wherein the second jaw opening (8) is internally provided with a convex block (13) matched with a V-shaped groove of a handle (10) of the tool (4).
4. The special gripper for the central tool magazine according to claim 1, wherein a chute (14) is arranged at the front end of the two finger air gripper (2), and a fixing plate (6) is connected in a sliding manner in the chute (14).
5. The special gripper for the central tool magazine according to claim 4, wherein the tail end of the fixing plate (6) is provided with a sliding block (15) matched with the sliding groove (14) of the two finger air gripper (2), and the front end of the sliding block is fixed at the tail end of the clamping plate (5) through a bolt (16).
6. The special gripper for the central tool magazine according to claim 4, wherein a positioning sheet (18) is arranged between the two groups of fixing plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321740107.0U CN220296520U (en) | 2023-07-05 | 2023-07-05 | Special gripper for central tool magazine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321740107.0U CN220296520U (en) | 2023-07-05 | 2023-07-05 | Special gripper for central tool magazine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220296520U true CN220296520U (en) | 2024-01-05 |
Family
ID=89375587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321740107.0U Active CN220296520U (en) | 2023-07-05 | 2023-07-05 | Special gripper for central tool magazine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220296520U (en) |
-
2023
- 2023-07-05 CN CN202321740107.0U patent/CN220296520U/en active Active
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| GR01 | Patent grant | ||
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