CN212763537U - Adjustable robot clamping jaw - Google Patents
Adjustable robot clamping jaw Download PDFInfo
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- CN212763537U CN212763537U CN202021545973.0U CN202021545973U CN212763537U CN 212763537 U CN212763537 U CN 212763537U CN 202021545973 U CN202021545973 U CN 202021545973U CN 212763537 U CN212763537 U CN 212763537U
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Abstract
The utility model discloses an adjustable robot clamping jaw, the clamping jaw is a pair of clamping jaws with the same specification, one clamping jaw comprises a fixed seat and a chuck which are detachably connected, a groove is arranged on the fixed seat, a group of counter bores are arranged on the bottom surface of the groove, and a fixed plate which is opposite to the groove wall is arranged on the fixed seat; the clamping head is provided with a step, the inward surface of the fixing plate is in surface contact with the step of the clamping head, the surface, which is not close to the groove of the fixing seat, of the clamping head is provided with a first clamping block, a second clamping block and a third clamping block which are connected in sequence, wherein the first clamping block is close to the fixing plate, and the contact part of the clamping head and the fixing seat is provided with a threaded hole. The clamping jaw is simple in structure, high in stability, flexible in adjustment, low in cost and high in production efficiency.
Description
Technical Field
The utility model relates to a robot clamping jaw technique specifically is a robot clamping jaw with adjustable.
Background
The production of the automobile clutch gradually realizes automation. The clamping jaw is controlled by the robot to stably clamp and transport the parts, and the clamping jaw is the most basic and most critical ring in the efficient operation of the automatic production process.
Because the products produced on the same automatic line are various in types and the sizes of clamping parts of different products are different, the clamping and the carrying are required to be met by using different clamping jaws according to different products. In order to ensure that the production line is more efficient during model changing, the action of the robot body is fixed and limited, and therefore, the stability of clamping and carrying can be ensured only through the size of the clamping jaw.
The same batch is fixed due to the size of the part clamping position, but the different batches have slight size difference.
The current clamping jaw is manufactured by machining and integrally forming, but the following two problems mainly exist: 1. after the clamping jaw is produced, even if the size is slightly different, the clamping jaw cannot be used no matter the size is slightly larger or smaller, and the manufacturing yield of the clamping jaw is low; 2. when different batches of part size differed, in order to satisfy interim production, can only adjust the satisfaction through filling up the gasket between clamping jaw and robot body, and efficiency is extremely low, and is unstable.
When the automobile clutch cover assembly is produced on an automatic line, the automobile clutch cover assembly needs to be clamped firmly when being carried, and parts cannot be deformed or damaged due to clamping caused by too tight clamping. This requires that the jaws be highly accurate in size, stable and controllable, and at the same time adjustable as required.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a robot clamping jaw with adjustable to the not enough that exists among the prior art. The clamping jaw is simple in structure, high in stability, flexible in adjustment, low in cost and high in production efficiency.
Realize the utility model discloses the technical scheme of purpose is:
an adjustable robot clamping jaw is a pair of clamping jaws with the same specification, wherein a single clamping jaw comprises a fixed seat and a clamping head which are detachably connected;
the fixing seat is provided with a groove, the bottom surface of the groove is provided with a group of counter bores, and the fixing seat is provided with a fixing plate in the direction opposite to the wall of the groove;
the clamping head is provided with a step, the inward surface of the fixing plate is in surface contact with the step of the clamping head, the surface, which is not close to the groove of the fixing seat, of the clamping head is provided with a first clamping block, a second clamping block and a third clamping block which are connected in sequence, wherein the first clamping block is close to the fixing plate, and the contact part of the clamping head and the fixing seat is provided with a threaded hole.
An adjusting block is arranged between the fixing seat and the clamping head, a through hole is formed in the adjusting block, the axis of the through hole is in the same straight line with the axis of the threaded hole and the axis of the counter bore, and the number of the through holes is the same as that of the threaded hole and the counter bore.
The thickness of the adjusting block is smaller than the extending length of the fixing plate.
The distance relation ratio of the outer end faces of the first clamping block, the second clamping block and the third clamping block to the contact face of the chuck and the adjusting block is that the third clamping block is larger than the first clamping block and larger than the second clamping block, and the thickness ratio of the first clamping block, the second clamping block and the third clamping block is that the third clamping block is larger than the second clamping block and larger than the first clamping block.
And the two groove walls of the fixing seat are provided with a first fixing hole and a second fixing hole, and the first fixing hole and the second fixing hole are used for fixing the clamping jaw to the robot.
The outward edges of the first clamping block, the second clamping block and the third clamping block are provided with depressions with the same shape, the top end of each depression of the clamping blocks is located on a central line perpendicular to the long edge of the step of the chuck, the chuck is divided into two equal parts by the central line, and the angle formed by the two depression edges of each clamping block is 150 ︒, so that the part can be stably clamped.
The surface roughness of the fixing seat is less than or equal to 3.2, so that the surface of the part is prevented from being damaged when the part is clamped.
The chuck requires symmetrical milling grooves and surface roughness less than or equal to 3.2, so that the surface of the part is prevented from being damaged when the part is clamped.
The adjusting block is adjusted according to the size of the actually clamped part, and multiple pieces can be superposed.
The clamping head is provided with a slope, the slope is close to the fixed seat and opposite to the step of the clamping head, and the clamping jaw is prevented from interfering with the part by the slope.
The assembling process comprises the following steps: according to the size of a part to be clamped actually, an adjusting block with a proper thickness is selected, then a fastener sequentially penetrates through a counter bore of a fixed seat, a through hole of the adjusting block and a threaded hole of a chuck to fix the fixed seat, the adjusting block and the chuck, namely, the clamping jaw is assembled, and then the assembled clamping jaw is mounted on a robot through the fastener.
When clamping different batches of parts of different sizes, the fasteners of the fixing seat, the adjusting block and the chuck are unscrewed, the adjusting block with proper thickness is replaced, and the fasteners of the fixing seat, the adjusting block and the chuck are screwed.
The clamping jaw is simple in structure, high in stability, flexible in adjustment, low in cost and high in production efficiency.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a schematic diagram of an embodiment of a structure including an adjustment block;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;
FIG. 5 is a schematic view of an embodiment clamping a part.
In the drawing, 1, a fixed seat 11, a groove 12, a counter bore 13, a fixed plate 14, a first fixed hole 15, a second fixed hole 2, a clamp 21, a step 22, a first clamping block 23, a second clamping block 24, a third clamping block 25, a threaded hole 26, a slope 3, an adjusting block 31, a through hole 4 and parts are arranged.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, but the present invention is not limited thereto.
Example (b):
referring to fig. 1, 2 and 5, an adjustable robot clamping jaw is a pair of clamping jaws with the same specification, wherein a single clamping jaw comprises a fixed seat 1 and a clamping head 2 which are detachably connected;
a groove 11 is formed in the fixed seat 1, a group of counter bores 12 are formed in the bottom surface of the groove 11, and a fixed plate 13 in the direction opposite to the wall of the groove is arranged on the fixed seat 1;
the clamping head 2 is provided with a step 21, the inward surface of the fixing plate 1 is in contact with the step surface of the clamping head 2, the surface, which is not close to the groove 11 of the fixing seat 1, of the clamping head 2 is provided with a first clamping block 22, a second clamping block 23 and a third clamping block 24 which are connected in sequence, wherein the first clamping block 22 is close to the fixing plate 1, and the contact part of the clamping head 2 and the fixing seat 1 is provided with a threaded hole 25.
As shown in fig. 3 and 4, an adjusting block 3 is arranged between the fixed seat 1 and the chuck 2, a through hole 31 is arranged on the adjusting block 3, the axial line of the through hole 31 is on the same straight line with the axial lines of the threaded hole 25 and the counter bore 12, the number of the through holes 31 is the same as that of the threaded hole 25 and the counter bore 12, and the number of the counter bores 12 is 2 in this embodiment.
The thickness of the adjusting block 3 is smaller than the extending length of the fixing plate 13.
The relation ratio of the distances from the outer end surfaces of the first clamping block 22, the second clamping block 23 and the third clamping block 24 to the contact surface of the chuck 2 and the adjusting block 3 is that the third clamping block 24 is larger than the first clamping block 22 is larger than the second clamping block 23, the thickness ratio of the first clamping block 22, the second clamping block 23 and the third clamping block 24 is that the third clamping block 24 is larger than the second clamping block 23 is larger than the first clamping block 22, the distance from the outer end surface of the first clamping block 22 to the contact surface of the chuck 2 and the adjusting block 3 is 58.5mm in the embodiment, the distance from the outer end surface of the first clamping block 22 to the recessed top end of the first clamping block 22 is 20.1mm, the thickness of the first clamping block 22 is 9mm, the distance from the outer end surface of the second clamping block 23 to the contact surface of the chuck 2 and the adjusting block 3 is 55.5mm, the distance from the outer end surface of the second clamping block 23 to the recessed top end of the second clamping block 23 is 20.1mm, the thickness of the second clamping block 23 is 12mm, and the distance from the outer end surface of the third clamping block 24 to the contact surface of the adjusting block 3.8 mm, the distance from the outer end face of the third clamping block 24 to the concave top end of the third clamping block 24 is 19.4mm, and the thickness of the third clamping block 24 is 23 mm.
And a first fixing hole 14 and a second fixing hole 15 are formed in the two groove walls of the fixing seat 1, and the first fixing hole 14 and the second fixing hole 15 are used for fixing the clamping jaw to the robot.
The outward edges of the first clamping block 22, the second clamping block 23 and the third clamping block 24 are provided with depressions with the same shape, the top end of each depression of the clamping blocks is positioned on a central line perpendicular to the long edge of the step of the chuck 2, the chuck 2 is divided into two equal parts by the central line, and the angle formed by the two depressed edges of each clamping block is 150 ︒, so that the part 4 can be stably clamped.
The surface roughness of the fixed seat 1 is less than or equal to 3.2, so that the surface of the part 4 is prevented from being damaged when the part 4 is clamped.
The chuck 2 requires symmetrical milling grooves and surface roughness less than or equal to 3.2, so that the surface of the part 4 is prevented from being damaged when the part 4 is clamped.
The adjusting block 3 can be adjusted according to the size of the actually clamped part 4, and multiple pieces can be superposed.
The clamping head 2 is provided with a slope 26, the slope 26 is close to the fixed seat 1, the slope 26 is opposite to the step 21 of the clamping head 2, and the slope 26 prevents the clamping jaw from interfering with the part 4.
The assembling process comprises the following steps: according to the size of a part 4 to be clamped, an adjusting block 3 with proper thickness is selected, then a fastener sequentially penetrates through a counter bore 12 of a fixed seat 1, a through hole 31 of the adjusting block 3 and a threaded hole 25 of a chuck 2 to fix the fixed seat 1, the adjusting block 3 and the chuck 2, namely, the assembly of a clamping jaw is completed, then the assembled clamping jaw is installed on a robot through the fastener, and a third clamping block 24 is close to the robot.
When clamping different batches of parts 4 of different sizes, the fastener of fixing base 1, adjusting block 3 and chuck 2 is unscrewed, the adjusting block 3 of suitable thickness is changed, the fastener of fixing base 1, adjusting block 3 and chuck 2 can be screwed.
Claims (6)
1. An adjustable robot clamping jaw is a pair of clamping jaws with the same specification, and is characterized in that a single clamping jaw comprises a fixed seat and a clamping head which are detachably connected;
the fixing seat is provided with a groove, the bottom surface of the groove is provided with a group of counter bores, and the fixing seat is provided with a fixing plate in the direction opposite to the wall of the groove;
the clamping head is provided with a step, the inward surface of the fixing plate is in surface contact with the step of the clamping head, the surface, which is not close to the groove of the fixing seat, of the clamping head is provided with a first clamping block, a second clamping block and a third clamping block which are connected in sequence, wherein the first clamping block is close to the fixing plate, and the contact part of the clamping head and the fixing seat is provided with a threaded hole.
2. The adjustable robot clamping jaw according to claim 1, wherein an adjusting block is arranged between the fixed seat and the clamping head, a through hole is arranged on the adjusting block, and the axis of the through hole is in the same straight line with the axis of the threaded hole and the axis of the counter bore.
3. The adjustable robot jaw of claim 2, wherein the thickness of the adjustment block is less than the length of the fixed plate.
4. The adjustable robot jaw of claim 2, wherein the ratio of the distance from the outer end surface of the first clamping block, the second clamping block, and the third clamping block to the contact surface of the chuck and the adjustment block is third clamping block > first clamping block > second clamping block, and the ratio of the thickness of the first clamping block, the second clamping block, and the third clamping block is third clamping block > second clamping block > first clamping block.
5. The adjustable robot jaw of claim 1, wherein said anchor mount has a first and second attachment hole on both recess walls.
6. The adjustable robot jaw of claim 1, wherein the outward facing edges of the first, second and third gripping blocks are provided with the same shaped recesses, the top of each gripping block recess is located on a center line perpendicular to the long side of the chuck step, the center line divides the chuck into two equal parts, and the angle formed by the recessed edges of each gripping block is 150 ︒.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545973.0U CN212763537U (en) | 2020-07-30 | 2020-07-30 | Adjustable robot clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545973.0U CN212763537U (en) | 2020-07-30 | 2020-07-30 | Adjustable robot clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212763537U true CN212763537U (en) | 2021-03-23 |
Family
ID=75049087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021545973.0U Active CN212763537U (en) | 2020-07-30 | 2020-07-30 | Adjustable robot clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212763537U (en) |
-
2020
- 2020-07-30 CN CN202021545973.0U patent/CN212763537U/en active Active
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