CN220637065U - Positioning and clamping device for blank - Google Patents
Positioning and clamping device for blank Download PDFInfo
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- CN220637065U CN220637065U CN202322157192.4U CN202322157192U CN220637065U CN 220637065 U CN220637065 U CN 220637065U CN 202322157192 U CN202322157192 U CN 202322157192U CN 220637065 U CN220637065 U CN 220637065U
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- 230000006835 compression Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of blank positioning and processing, in particular to a positioning and clamping device for a blank, which comprises a device base, wherein five supporting cylinders are arranged on the upper end face of the device base, a blank main body is arranged on the upper end face of the five supporting cylinders, and three lever cylinders are fixedly arranged on the upper end face of the device base.
Description
Technical Field
The utility model relates to the technical field of positioning and processing of blanks, in particular to a positioning and clamping device for the blanks.
Background
The positioning and clamping device is used for placing the workpiece in the clamp, tightly pressing and clamping the workpiece, and the clamping function keeps the correct machining position of the workpiece in the clamp, which is obtained by positioning, so that the clamping efficiency of the workpiece blank can be improved, and the reliability of clamping the workpiece blank can be improved.
In order to clamp a plurality of products, a hinged movable clamping block and a fixed clamping block structure are generally adopted as the multi-station clamping device for positioning blanks, which is proposed in patent application No. CN202120360988.8, the multi-station clamping device is provided with the hinged movable clamping block, the connecting rod and the movable rod, can be matched with the fixed clamping block to automatically adjust and clamp according to the differences of the blanks, can clamp a plurality of products at the same time, is simple to operate, has high universality and high efficiency, and has a single positioning and clamping mode to be improved.
In the clamping device in the prior art, most of positioning and clamping devices only can clamp the side edges and the bottom of the blank, so that the stability of fixing the blank is poor, the positioning effect of the positioning and clamping device is poor, and the use of the positioning and clamping device is inconvenient.
Disclosure of Invention
The utility model aims to provide a positioning and clamping device for a blank, so as to solve the problems in the prior art.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a positioning and clamping device of blank, including the device base, five support cylinders are installed to the up end of device base, the up end of five support cylinders is provided with the blank main part, the up end fixed mounting of device base has three lever cylinder, a U type curb plate is all installed to the front and back both sides of device base, the medial surface of two U type curb plates is connected with first dead lever, the second dead lever respectively, the surface of first dead lever, the equal sliding connection of second dead lever has two movable slide, the up end sliding connection of two movable slide has U type expansion plate, the lower terminal surface sliding connection of U type expansion plate has two bottom plates, the lower terminal surface of two bottom plates all is connected with three rubber protruding pad, all be connected with three first reset spring between two bottom plates and the U type expansion plate, the equal threaded connection of lateral surface of two movable slide has two positioning bolts.
Preferably, the up end fixed mounting of device base has the stand, and an electric putter is all installed to the up end of two stands, and the up end fixedly connected with U type roof of two electric putter, and the medial surface of U type roof rotates and is connected with two-way screw thread bull stick, and the surface both sides screw drive of two-way screw thread bull stick has two screw thread pieces, and the lateral surface of two screw thread pieces all rotates and is connected with a fly frame, is connected with two second reset springs between the up end of lower terminal surface and the rubber dish of fly frame.
Preferably, one side of the bidirectional screw thread rotating rod penetrates through the U-shaped top plate and extends to the right end face of the U-shaped top plate, the servo motor is fixedly arranged on the right end face of the bidirectional screw thread rotating rod, and one sides of the two movable frames penetrate through the movable frames and extend to the upper end faces of the movable frames.
Preferably, two external threads with opposite directions are arranged on two sides of the outer surface of the bidirectional threaded rotating rod, two connecting round rods are connected to the inner side surface of the U-shaped top plate, the two connecting round rods are designed in parallel, and the outer surface of the connecting round rods is in sliding connection with the left side and the right side of the threaded block.
Preferably, the upper end face of the device base is provided with a manual ejector rod and a threaded rod respectively, the threaded rod is positioned on the right side of the manual ejector rod, the upper end face of the device base is sleeved with a positioning pressing plate, and the outer surface of the threaded rod is in threaded connection with a nut.
Preferably, one side of the two bottom plates penetrates through the U-shaped expansion plate and extends to the upper end face of the U-shaped expansion plate, one side of the first reset spring is connected to the upper end face of the bottom plate, and the other side of the first reset spring is connected to the lower end face of the U-shaped expansion plate.
The utility model has the beneficial effects that:
1. according to the utility model, by utilizing the automatic compression of the three lever cylinders, the jacking of the manual ejector rod and the locking of the positioning pressing plate, the rubber convex pad at the bottom plate can be positioned and compressed to the central position of the blank by utilizing the elastic force of the first reset spring, so that the stability of fixing the blank is further improved, the positioning effect of the positioning and clamping device is ensured, and the deformation of the blank can be eliminated;
2. according to the utility model, the middle part or the center position of the side edge of the blank can be adjusted by utilizing the movement of the two rubber disks so as to drive the two rubber disks to clamp and fix the blank, so that the flexibility of the positioning and clamping device is improved, and the clamping force of the rubber disks can be weakened by utilizing the elastic force of the second reset spring so as to protect the blank.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the installation of the positioning platen, threaded rod and nut of FIG. 1 of the present utility model;
FIG. 3 is a schematic diagram of the structure of the base plate and the rubber bump pad in FIG. 1 according to the present utility model;
FIG. 4 is a schematic view of the installation of the rubber disc and the second return spring of FIG. 1 of the present utility model;
reference numerals in the drawings are as follows:
1. a device base; 2. a support cylinder; 3. a blank body; 4. a lever cylinder; 5. a U-shaped side plate; 6. a first fixing rod; 7. a second fixing rod; 8. a moving slide plate; 9. u-shaped expansion plate; 10. a bottom plate; 11. a rubber convex pad; 12. a first return spring; 13. positioning bolts; 14. a manual ejector rod; 15. positioning a pressing plate; 16. a threaded rod; 17. a nut; 18. a column; 19. an electric push rod; 20. a U-shaped top plate; 21. a bidirectional threaded rotating rod; 22. a servo motor; 23. connecting round rods; 24. a screw block; 25. a movable frame; 26. a rubber plate; 27. and a second return spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a positioning and clamping device of blank, including device base 1, five support cylinder 2 are installed to the up end of device base 1, through the setting of support cylinder 2, utilize five support cylinder 2 to support the bottom all around and the middle part position of blank, guarantee the stability of blank, the up end of five support cylinder 2 is provided with blank main part 3, the up end fixed mounting of device base 1 has three lever cylinder 4, a U type curb plate 5 is all installed to the front and back both sides of device base 1, the medial surface of two U type curb plates 5 is connected with first dead lever 6 respectively, second dead lever 7, the surface of first dead lever 6, the outer surface of second dead lever 7 all sliding connection has two movable slide 8, through the installation use of first dead lever 6, second dead lever 7 and movable slide 8, the two movable sliding plates 8 can move on the two fixing rods so as to compress tightly the central position of a blank, meanwhile, the two movable sliding plates 8 can be further stored on the left side and the right side of the U-shaped side plate 5, the use is convenient, the upper end faces of the two movable sliding plates 8 are slidably connected with the lower end faces of the U-shaped expansion plates 9,U and the expansion plates 9, the lower end faces of the two bottom plates 10 are slidably connected with the two bottom plates 10, the lower end faces of the two bottom plates 10 are respectively connected with the three rubber convex pads 11, the positioning effect of the bottom plates 10 is better by the aid of the rubber convex pads 11, three first reset springs 12 are connected between the two bottom plates 10 and the U-shaped expansion plates 9, and the outer side faces of the two movable sliding plates 8 are respectively in threaded connection with the two positioning bolts 13.
The device comprises a device base 1, wherein an upright post 18 is fixedly arranged on the upper end face of the device base 1, an electric push rod 19 is arranged on the upper end faces of the two upright posts 18, a U-shaped top plate 20 is fixedly connected to the upper end faces of the two electric push rods 19, a bidirectional threaded rotating rod 21 is rotatably connected to the inner side face of the U-shaped top plate 20, two threaded blocks 24 are spirally driven on two sides of the outer surface of the bidirectional threaded rotating rod 21, a movable frame 25 is rotatably connected to the outer side faces of the two threaded blocks 24, one side of a rubber disc 26 can be driven by the movable frame 25 to be positioned and pressed by the aid of the movable frame 25, and two second reset springs 27 are connected between the lower end face of the movable frame 25 and the upper end face of the rubber disc 26.
One side of the bidirectional screw thread rotating rod 21 penetrates through the U-shaped top plate 20 and extends to the right end face of the U-shaped top plate 20, a servo motor 22 is fixedly arranged on the right end face of the bidirectional screw thread rotating rod 21, and one sides of the two movable frames 25 penetrate through the movable frames 25 and extend to the upper end face of the movable frames 25.
Two external threads with opposite directions are arranged on two sides of the outer surface of the bidirectional threaded rotating rod 21, two connecting round rods 23 are connected to the inner side surface of the U-shaped top plate 20, the two connecting round rods 23 can be used for limiting the moving direction of the two threaded blocks 24 through the arrangement of the connecting round rods 23, the two threaded blocks 24 can be moved and adjusted back and forth, the two connecting round rods 23 are designed to be parallel to each other, and the outer surface of the connecting round rods 23 is in sliding connection with the left side and the right side of the threaded blocks 24.
The upper end face of the device base 1 is respectively provided with a manual ejector rod 14 and a threaded rod 16, the threaded rod 16 is positioned on the right side of the manual ejector rod 14, the upper end face of the device base 1 is sleeved with a positioning pressing plate 15, and the outer surface of the threaded rod 16 is in threaded connection with a nut 17.
One side of the two bottom plates 10 penetrates through the U-shaped expansion plate 9 and extends to the upper end face of the U-shaped expansion plate 9, one side of the first return spring 12 is connected to the upper end face of the bottom plate 10, and the other side of the first return spring 12 is connected to the lower end face of the U-shaped expansion plate 9.
The working principle of the positioning and clamping device for the blank provided by the utility model is as follows:
by starting three lever cylinders 4, the three lever cylinders 4 can be adjusted to position and clamp the left side and the right side of the blank body 3, then the manual ejector rod 14 is rotated, the manual ejector rod 14 is tightly propped against the lower side of the blank body 3, then the nut 17 is rotated to the threaded rod 16, the nut 17 is pressed and fixed against the positioning pressing plate 15, so that the positioning pressing plate 15 can be pressed and fixed on the right side of the blank body 3 so as to preliminarily position and clamp the blank, then the two movable sliding plates 8 on the first fixing rod 6 and the second fixing rod 7 at the position of the U-shaped side plate 5 are moved, the two movable sliding plates 8 are moved to the central position of the blank body 3, then the U-shaped expansion plate 9 at the position of the two movable sliding plates 8 is slid up and down, the bottom plate 10 and the rubber convex pad 11 provided with the first reset spring 12 are driven by the U-shaped expansion plate 9 to be attached to the upper side of the blank body 3, and then the two positioning bolts 13 are rotated so as to press and fix the two movable sliding plates 8 and the U-shaped expansion plate 9, so that the elastic force of the first reset spring 12 is utilized to move the rubber convex pad 11 at the position of the first reset spring 12 to the central position of the blank body 3, and the clamping effect of the blank can be further eliminated, and the positioning stability of the blank can be further ensured, and the clamping effect can be ensured;
by starting the servo motor 22, the output shaft of the servo motor 22 drives the bidirectional screw rotating rod 21 to rotate, so that the two screw blocks 24 on the bidirectional screw rotating rod 21 can be synchronously moved and adjusted, the two screw blocks 24 can drive the rubber discs 26 provided with the second reset springs 27 at the respective movable frames 25 to respectively move to the middle parts or the central positions of the side edges of the blank main body 3, then the two electric push rods 19 are started again, the two electric push rods 19 shrink to drive the two rubber discs 26 to clamp and fix the blank parts, and therefore the flexibility of the positioning and clamping device is improved, different blanks are adapted, and the clamping force of the rubber discs 26 can be weakened by the aid of the elastic force of the second reset springs 27, so that the blanks are protected.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a positioning and clamping device of blank, includes device base (1), its characterized in that: five support cylinder (2) are installed to the up end of device base (1), five the up end of supporting cylinder (2) is provided with blank main part (3), the up end fixed mounting of device base (1) has three lever cylinder (4), a U type curb plate (5) are all installed to the front and back both sides of device base (1), two the medial surface of U type curb plate (5) is connected with first dead lever (6), second dead lever (7) respectively, the surface of first dead lever (6), second dead lever (7) all sliding connection has two movable slide (8), two the up end sliding connection of movable slide (8) has U type expansion plate (9), the lower terminal surface sliding connection of U type expansion plate (9) has two bottom plates (10), two the lower terminal surface of bottom plate (10) all is connected with three rubber protruding pad (11), two all be connected with three first reset spring (12) between bottom plate (10) and the U type expansion plate (9), two movable slide (13) are connected with two screw bolt location faces.
2. The positioning and clamping device for the blank according to claim 1, wherein an upright post (18) is fixedly installed on the upper end face of the device base (1), an electric push rod (19) is installed on the upper end faces of the two upright posts (18), a U-shaped top plate (20) is fixedly connected to the upper end faces of the two electric push rods (19), a bidirectional threaded rotating rod (21) is rotatably connected to the inner side face of the U-shaped top plate (20), two threaded blocks (24) are spirally driven on two sides of the outer surface of the bidirectional threaded rotating rod (21), a movable frame (25) is rotatably connected to the outer side faces of the two threaded blocks (24), and two second reset springs (27) are connected between the lower end faces of the movable frame (25) and the upper end faces of rubber discs (26).
3. The positioning and clamping device for the blank according to claim 2, wherein one side of the bidirectional screw thread rotating rod (21) penetrates through the U-shaped top plate (20) and extends to the right end face of the U-shaped top plate (20), the servo motor (22) is fixedly arranged on the right end face of the bidirectional screw thread rotating rod (21), and one side of the two movable frames (25) penetrates through the movable frames (25) and extends to the upper end face of the movable frames (25).
4. The positioning and clamping device for the blank according to claim 2, wherein two external threads with opposite directions are arranged on two sides of the outer surface of the bidirectional threaded rotating rod (21), two connecting round rods (23) are connected to the inner side surface of the U-shaped top plate (20), the two connecting round rods (23) are designed in parallel, and the outer surface of the connecting round rods (23) is in sliding connection with the left side and the right side of the threaded block (24).
5. The positioning and clamping device for the blank according to claim 1, wherein the upper end face of the device base (1) is provided with a manual ejector rod (14) and a threaded rod (16) respectively, the threaded rod (16) is positioned on the right side of the manual ejector rod (14), the upper end face of the device base (1) is sleeved with a positioning pressing plate (15), and the outer surface of the threaded rod (16) is in threaded connection with a nut (17).
6. The positioning and clamping device for a blank according to claim 1, wherein one side of two bottom plates (10) penetrates through the U-shaped expansion plate (9) and extends to the upper end face of the U-shaped expansion plate (9), one side of the first return spring (12) is connected to the upper end face of the bottom plate (10), and the other side of the first return spring (12) is connected to the lower end face of the U-shaped expansion plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322157192.4U CN220637065U (en) | 2023-08-11 | 2023-08-11 | Positioning and clamping device for blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322157192.4U CN220637065U (en) | 2023-08-11 | 2023-08-11 | Positioning and clamping device for blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220637065U true CN220637065U (en) | 2024-03-22 |
Family
ID=90286185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322157192.4U Active CN220637065U (en) | 2023-08-11 | 2023-08-11 | Positioning and clamping device for blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220637065U (en) |
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2023
- 2023-08-11 CN CN202322157192.4U patent/CN220637065U/en active Active
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