CN212471219U - Workpiece positioning mechanism - Google Patents
Workpiece positioning mechanism Download PDFInfo
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- CN212471219U CN212471219U CN202021131618.9U CN202021131618U CN212471219U CN 212471219 U CN212471219 U CN 212471219U CN 202021131618 U CN202021131618 U CN 202021131618U CN 212471219 U CN212471219 U CN 212471219U
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- axis displacement
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- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000006073 displacement reaction Methods 0.000 claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010330 laser marking Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
A workpiece positioning mechanism relates to the technical field of positioning devices, and solves the problem of low universality of the positioning mechanism, and comprises a base, a first Z-axis displacement table arranged on the base, a placing plate arranged on the first Z-axis displacement table, N second Z-axis displacement tables arranged on the base, a first array flexible fixture arranged on one of the second Z-axis displacement tables, stroke-adjustable air cylinders arranged on the rest N-1 second Z-axis displacement tables, and a second array flexible fixture connected with the stroke-adjustable air cylinders, wherein N is more than or equal to 3, and the second Z-axis displacement tables are arranged around the first Z-axis displacement table; the stroke-adjustable air cylinder, the rest N-1 second Z-axis displacement tables and the two array flexible clamps are arranged in a one-to-one correspondence mode. The utility model discloses a can realize the location of the work piece of multiple form multiple size, application scope is wide, easy operation, but wide application in processing field.
Description
Technical Field
The utility model relates to a positioner technical field, concretely relates to work piece positioning mechanism.
Background
Many products do not require the use of auxiliary locating tools during the manufacturing or assembly process. The existing positioning tools have poor universality, and one positioning tool is generally arranged according to each workpiece.
For example, a manufacturing company produces small instruments and small electronic devices, which particularly produce various sensors, and needs to perform laser marking on sensor housings, and the sensors need to be positioned and then subjected to laser marking during marking. The positioning mechanism described in CN201420289487.5 is adopted, but since the sensors have different shapes and sizes, sensors with irregular shapes are often manufactured according to the needs of customers, and the same kind of sensors always have different sizes and shapes according to the needs of customers.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the application range of the positioning mechanism is narrow, the utility model provides a workpiece positioning mechanism.
The utility model discloses a solve the technical scheme that technical problem adopted as follows:
a workpiece positioning mechanism comprises
A base;
a first Z-axis displacement table disposed on the base;
a placing plate arranged on the first Z-axis displacement table and used for placing a workpiece;
n second Z-axis displacement tables are arranged on the base, N is more than or equal to 3, and the second Z-axis displacement tables are arranged around the first Z-axis displacement table;
the array type flexible clamp I is arranged on one second Z-axis displacement table;
the stroke-adjustable cylinders are arranged on the rest N-1 second Z-axis displacement tables and are in one-to-one correspondence with the rest N-1 second Z-axis displacement tables;
and the second array flexible clamp is connected with the stroke-adjustable air cylinder and is arranged in one-to-one correspondence with the stroke-adjustable air cylinder.
Further, the N is 4, and the second Z-axis displacement tables are uniformly distributed at 90 degrees.
Furthermore, the placing plate is detachably connected with the first Z-axis displacement table, a groove is formed in the upper surface of the placing plate, and the groove is arranged corresponding to the workpiece.
Furthermore, the clamping surface of the first array type flexible clamp faces the placing plate, and the clamping surface of the second array type flexible clamp faces the placing plate.
Furthermore, the first Z-axis displacement table and the second Z-axis displacement table are both electric translation tables.
Furthermore, the first Z-axis displacement table and the second Z-axis displacement table both adopt manual rotary lifting tables.
Furthermore, the workpiece positioning mechanism further comprises a connecting plate, the stroke-adjustable air cylinder is connected with the second Z-axis displacement table through the connecting plate, and the array type flexible clamp II is located on the connecting plate.
The utility model has the advantages that:
the utility model discloses a workpiece positioning mechanism realizes spacing of a direction of work piece through array flexible anchor clamps one, realizes the fixed to the work piece of different shapes through array flexible anchor clamps two, realizes the fixed to the work piece in the certain size within range through array flexible anchor clamps two and stroke adjustable cylinder, realizes positioning mechanism and work piece contact site's regulation through first Z axle displacement platform and second Z axle displacement platform, improves location effect and application scope. The utility model discloses a work piece positioning mechanism can realize the location of the work piece of multiple form multiple size, and application scope is wide, easy operation, but wide application in processing field.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a workpiece positioning mechanism according to the present invention.
In the figure: 1. the base, 2, first Z axle displacement platform, 3, place the board, 4, second Z axle displacement platform, 5, array flexible fixture one, 6, stroke adjustable cylinder, 7, array flexible fixture two, 8, connecting plate, 9, L type connecting piece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
A workpiece positioning mechanism comprises a base 1, a first Z-axis displacement table 2, a second Z-axis displacement table 4, a first array type flexible clamp 5, a placing plate 3, a stroke-adjustable cylinder 6 and a second array type flexible clamp 7. The number of the second Z-axis displacement stages 4 is N, N being an integer of 3 or more, typically 3 or 4. The number of the stroke-adjustable cylinders 6 is the same as that of the second array-type flexible clamps 7, and the number of the stroke-adjustable cylinders 6 is N-1, the number of the second Z-axis displacement tables 4 is 4 in the embodiment, and the number of the stroke-adjustable cylinders 6 is 3 than that of the second array-type flexible clamps 7, that is, a workpiece positioning mechanism comprises a base 1, a first Z-axis displacement table 2, four second Z-axis displacement tables 4, a first array-type flexible clamp 5, a placing plate 3, three stroke-adjustable cylinders 6 and three second array-type flexible clamps 7, as shown in fig. 1.
The first Z-axis displacement table 2 and the second Z-axis displacement table 4 are both arranged on the base 1 and are fixed on the base 1 through screws. The four second Z-axis displacement tables 4 are arranged around the first Z-axis displacement table 2, the four second Z-axis displacement tables 4 are uniformly distributed at 90 degrees, and the second Z-axis displacement tables 4 are respectively arranged at the front, the back, the left and the right of the first Z-axis displacement table 2. Be equipped with the board 3 of placing that is used for placing the work piece on the first Z axle displacement platform 2, it is preferable to place 3 detachable connections of board on the first Z axle displacement platform 2, place board 3 and pass through the first Z axle displacement platform 2 of screw/bolted connection, it can be equipped with the recess to correspond the part of awaiting the location on the board 3 upper surface to place, the shape and the size of recess correspond the work piece setting, can change according to the shape of work piece and place board 3, do benefit to the location and the alignment of work piece. The array type flexible fixture I5 is arranged on a second Z-axis displacement table 4, a stroke-adjustable cylinder 6 is arranged on each of the other three second Z-axis displacement tables 4 and is connected through welding or bolts, specifically, the cylinder front end cover and the cylinder rear end cover are connected with the second Z-axis displacement table 4 through an L-shaped connecting piece 9 and bolts, the cylinder can also be connected with the second Z-axis displacement table 4 through a connecting plate 8, the cylinder front end cover and the cylinder rear end cover are arranged on the connecting plate 8 through the L-shaped connecting piece 9 and bolts, and the connecting plate 8 is connected with/welded with the second Z-axis displacement table 4 through bolts. The stroke-adjustable air cylinder 6 and the second Z-axis displacement table 4 without the array-type flexible clamp I5 are arranged in a one-to-one correspondence mode, a piston rod of the stroke-adjustable air cylinder 6 and the array-type flexible clamp II 7 are arranged in a one-to-one correspondence mode, a connecting column is welded to the top end of the piston rod of the stroke-adjustable air cylinder 6, and the connecting column is connected with the array-type flexible clamp II 7 in a welding mode. The second array flexible clamp 7 is also positioned on the connecting plate 8 and is in contact with the connecting plate 8, and the second array flexible clamp 7 can slide relative to the connecting plate 8 under the driving of the stroke-adjustable air cylinder 6. Board 3 is placed to the clamping face orientation of array flexible clamp 5, and board 3 is placed to the clamping face orientation of array flexible clamp two 7, and board 3 is placed to the piston rod orientation of stroke adjustable cylinder 6.
Adjusting a first Z-axis displacement table 2 and four second Z-axis displacement tables 4 according to a workpiece to be positioned; placing a workpiece to be positioned on the placing plate 3, simultaneously deforming the array type flexible clamp I5 according to the shape of one side of the workpiece to be positioned and determining the shape of the array type flexible clamp I5, and using the array type flexible clamp I5 as a position limit of the positioning piece in one direction; then judging whether the stroke of the stroke-adjustable air cylinder 6 needs to be adjusted or not according to the size of the workpiece to be positioned; and starting the air cylinder 6 with adjustable stroke, and fixing the shape of the second array type flexible clamp 7 according to the workpiece to be positioned. At the moment, the shapes of the first array-type flexible clamp 5 and the second array-type flexible clamp 7 are determined according to the workpiece to be positioned, when the subsequent workpieces are positioned one by one, the shapes of the first array-type flexible clamp 5 and the second array-type flexible clamp 7 do not need to be changed, the stroke of the stroke-adjustable cylinder 6 does not need to be adjusted, the first Z-axis displacement table 2 and the second Z-axis displacement table 4 do not need to be adjusted, the workpiece to be positioned is placed on the placing plate 3, the stroke-adjustable cylinder 6 is opened to position the workpiece to be positioned, processing is carried out, the stroke-adjustable cylinder 6 is closed to cancel positioning, and the workpiece to be positioned on the placing plate.
The first array type flexible clamp 5 and the second array type flexible clamp 7 both adopt German Matrix flexible clamps. The Z-axis displacement table is a lifting table, and the first Z-axis displacement table 2 and the second Z-axis displacement table 4 can be electric or manual, for example, electric translation tables, and in this embodiment, a manual rotation lifting table (a displacement table for realizing lifting by manually rotating a hand wheel) with a height adjustment range of 5cm is adopted. In the embodiment, the workpiece positioning mechanism is used for positioning workpieces with the total length, the total width and the total height exceeding 2cm, and the total length of the workpieces is 2 cm-12 cm, and the total width is 2 cm-12 cm.
The utility model discloses a workpiece positioning mechanism realizes spacing of a direction of work piece through array flexible anchor clamps 5, realizes the fixed of the work piece of different shapes through array flexible anchor clamps two 7, realizes the fixed to the work piece in the certain size within range through array flexible anchor clamps two 7 and stroke adjustable cylinder 6, realizes positioning mechanism and work piece contact site's regulation through first Z axle displacement platform 2 and second Z axle displacement platform 4, improves location effect and application scope. The utility model discloses a work piece positioning mechanism can realize the location of the work piece of the multiple size of multiple form, and application scope is wide, easy operation, but wide application in processing field, the product that is particularly useful for production includes that the work piece that multiple size is close and every kind of work piece single order quantity is the processing production company of small batch.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A workpiece positioning mechanism is characterized by comprising
A base (1);
a first Z-axis displacement table (2) arranged on the base (1);
a placing plate (3) arranged on the first Z-axis displacement table (2) and used for placing a workpiece;
n second Z-axis displacement tables (4) are arranged on the base (1), N is more than or equal to 3, and the second Z-axis displacement tables (4) are arranged around the first Z-axis displacement table (2);
an array type flexible clamp I (5) arranged on one second Z-axis displacement table (4);
the stroke-adjustable cylinders (6) are arranged on the rest N-1 second Z-axis displacement tables (4), and the stroke-adjustable cylinders (6) are arranged in one-to-one correspondence with the rest N-1 second Z-axis displacement tables (4);
and the second array flexible clamp (7) is connected with the stroke-adjustable air cylinder (6), and the second array flexible clamp (7) and the stroke-adjustable air cylinder (6) are arranged in a one-to-one correspondence manner.
2. A workpiece-positioning mechanism as in claim 1, characterized in that the N-4 second Z-axis displacement stages (4) are evenly distributed at 90 °.
3. A workpiece positioning mechanism as defined in claim 1, characterized in that the placing plate (3) is detachably connected to the first Z-axis displacement table (2), and that the placing plate (3) is provided with a recess in its upper surface, said recess being arranged in correspondence with the workpiece.
4. A workpiece positioning mechanism as defined in claim 1, characterised in that the clamping face of the first array-type flexible clamp (5) faces the placing plate (3) and the clamping face of the second array-type flexible clamp (7) faces the placing plate (3).
5. A workpiece positioning mechanism as in claim 1 characterised in that the first (2) and second (4) Z-axis displacement stations are motorized translation stations.
6. A workpiece positioning mechanism as in claim 1 characterised in that the first (2) and second (4) Z-axis displacement stations are manually rotatable lift stations.
7. A workpiece positioning mechanism as in claim 1 further comprising a connecting plate (8), wherein the stroke adjustable cylinder (6) is connected to the second Z-axis displacement stage (4) through the connecting plate (8), and the second array flexible fixture (7) is located on the connecting plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131618.9U CN212471219U (en) | 2020-06-17 | 2020-06-17 | Workpiece positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021131618.9U CN212471219U (en) | 2020-06-17 | 2020-06-17 | Workpiece positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212471219U true CN212471219U (en) | 2021-02-05 |
Family
ID=74412294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021131618.9U Expired - Fee Related CN212471219U (en) | 2020-06-17 | 2020-06-17 | Workpiece positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212471219U (en) |
-
2020
- 2020-06-17 CN CN202021131618.9U patent/CN212471219U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 |