CN217665919U - Workpiece clamping mechanism for punch press - Google Patents
Workpiece clamping mechanism for punch press Download PDFInfo
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- CN217665919U CN217665919U CN202123263680.0U CN202123263680U CN217665919U CN 217665919 U CN217665919 U CN 217665919U CN 202123263680 U CN202123263680 U CN 202123263680U CN 217665919 U CN217665919 U CN 217665919U
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- fixed
- sliding
- plates
- movable block
- punch press
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Abstract
The utility model discloses a workpiece clamping mechanism for punch press belongs to the punch press technical field, including the support frame, its top is equipped with two movable plates and opens there is first straight notch, the inside is fixed with the first slide bar, two movable plate inboard all opens there is the second straight notch and all is equipped with the clamp plate, the outside is fixed with driving motor through the connecting plate, two clamp plate outsides all are fixed with the movable block through the second slide bar, the driving motor output end is connected with the screw rod, the screw rod is connected with the movable block; the first sliding rod is connected with two sliding sleeves in a sliding mode, the sliding sleeves are connected with the moving plate through sliding plates, the bottom ends of the sliding sleeves are connected with driving rods through first connecting blocks, a hydraulic cylinder is fixed on the bottom surface of the inner portion of the supporting frame, a piston rod of the hydraulic cylinder is connected with a movable block, and two sides of the movable block are respectively connected with the other ends of the two driving rods through second connecting blocks; by using the mechanism, the clamping effect on the workpiece is better, so that the workpiece cannot deviate to influence the processing precision.
Description
Technical Field
The utility model relates to a punch press technical field, in particular to work piece fixture for punch press.
Background
The punch press, a punching press formula press, make the blanking through the mould, punch a hole, the shaping, deep-drawing, repair, the essence is towards, the plastic, riveting and extruded article and so on, wide application in each field, the punch press is adding man-hour the work piece and need use fixture, and work piece fixture clamping effect is not good for current punch press, thereby it influences its machining precision to lead to the work piece to take place the skew easily with man-hour, consequently need urgently to design the better work piece fixture for punch press of centre gripping effect and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a work piece fixture for punch press to thereby solve current work piece fixture for punch press centre gripping effect not good lead to the work piece to take place the skew easily when adding man-hour and influence the problem of its machining precision.
In order to solve the technical problem, the utility model provides a workpiece clamping mechanism for punch press, which comprises a supporting frame, wherein two movable plates are arranged at the top end of the supporting frame and provided with a first straight notch, a first slide bar is fixed inside the supporting frame, second straight notches are arranged on the inner sides of the two movable plates and provided with press plates, a driving motor is fixed on the outer side of the supporting frame through a connecting plate, a second slide bar in sliding connection with the second straight notches is fixed on the outer sides of the two press plates, the other end of the second slide bar extends to the outer sides of the movable plates and is fixed with a movable block, the output end of the driving motor is connected with a screw rod, and the screw rod is in threaded connection with the movable block; the first sliding rod is connected with two sliding sleeves in a sliding manner, the two sliding sleeves are respectively connected with the two moving plates through sliding plates in sliding connection with the first straight notch, the bottom ends of the two moving plates are respectively fixed with a first connecting block, and the two first connecting blocks are respectively movably connected with a driving rod through a first rotating shaft;
the support frame is characterized in that a hydraulic cylinder is fixed on the bottom surface inside the support frame, a piston rod of the hydraulic cylinder is connected with a movable block, second connecting blocks are fixed on two sides of the movable block, and the second connecting blocks are respectively connected with the two ends of the driving rods in a movable mode through second rotating shafts.
Optionally, support blocks are fixed on the outer sides of the two moving plates, bearings are fixed at the top ends of the two support blocks, and the bearings are connected with the other end of the screw.
Optionally, two the clamp plate bottom all is fixed with the rubber pad.
The utility model provides a workpiece clamping mechanism for punch press, including the carriage, its top is equipped with two movable plates and opens there is first straight notch, the inside is fixed with the first slide bar, two movable plate insides all open there is the second straight notch and all are equipped with the clamp plate, the outside is fixed with driving motor through the connecting plate, two clamp plate outsides are all fixed with the movable block through the second slide bar, the output end of driving motor is connected with the screw rod, the screw rod is connected with the movable block; the first sliding rod is connected with two sliding sleeves in a sliding mode, the sliding sleeves are connected with the moving plate through sliding plates, the bottom ends of the sliding sleeves are connected with driving rods through first connecting blocks, a hydraulic cylinder is fixed on the bottom surface of the inner portion of the supporting frame, a piston rod of the hydraulic cylinder is connected with a movable block, and two sides of the movable block are respectively connected with the other ends of the two driving rods through second connecting blocks; by using the mechanism, the clamping effect on the workpiece is better, so that the workpiece cannot deviate to influence the processing precision.
Drawings
Fig. 1 is a schematic structural view of the workpiece clamping mechanism for a punch press provided by the present invention.
Detailed Description
The following provides a further detailed description of the workpiece clamping mechanism for a punch press according to the present invention with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
Example one
The utility model provides a workpiece clamping mechanism for punch press, its structure is shown in figure 1, including support frame 1, the top of support frame 1 is equipped with two movable plates 3 and opens and have first straight notch 2, the inside is fixed with first slide bar 4, two 3 insides of movable plate all open second straight notch 7 and all are equipped with clamp plate 6, the outside is fixed with driving motor 9 through connecting plate 8, two 6 outsides of clamp plate are all fixed with second slide bar 11 with second straight notch 7 sliding connection, the other end of second slide bar 11 extends to the movable plate 3 outside and is fixed with movable block 12, the output of driving motor 9 is connected with screw rod 10, screw rod 10 with movable block 12 threaded connection; the first sliding rod 4 is connected with two sliding sleeves 13 in a sliding manner, the two sliding sleeves 13 are respectively connected with the two moving plates 3 through sliding plates 14 in sliding connection with the first straight notch 2, the bottom ends of the two sliding sleeves are respectively fixed with first connecting blocks 15, the two first connecting blocks 15 are respectively movably connected with driving rods 17 through first rotating shafts 16, a hydraulic cylinder 5 is fixed on the bottom surface inside the supporting frame 1, a piston rod of the hydraulic cylinder 5 is connected with a movable block 18, the two sides of the movable block 18 are respectively fixed with second connecting blocks 19, the two second connecting blocks 19 are respectively movably connected with the other ends of the two driving rods 17 through second rotating shafts 20, the piston rod of the hydraulic cylinder 5 drives one ends of the two driving rods 17 to move downwards, so that the other ends of the two driving rods 17 drive the moving plates 3 to move inwards, then the driving motor 9 is started, the output end of the driving motor drives the screw rod 10 to rotate, and at this time the two moving blocks 12 drive the pressing plate 6 to move downwards through the second sliding rods 11 to press and fix the workpiece. The workpiece clamping mechanism for the punch press has a good clamping effect on a workpiece, so that the workpiece cannot deviate to influence the machining precision.
Supporting blocks 21 are fixed on the outer sides of the two moving plates 3, bearings 22 are fixed at the top ends of the two supporting blocks 21, and the bearings 22 are connected with the other end of the screw 10 and used for supporting the screw 10 to rotate; rubber pads 23 are fixed at the bottom ends of the two pressing plates 6, so that abrasion of a workpiece caused by overlarge pressure is avoided.
When the clamping device is used, a workpiece is placed between the two moving plates 3, the hydraulic cylinder 5 is started, the piston rod of the hydraulic cylinder drives one ends of the two driving rods 17 to move downwards, the other ends of the two driving rods 17 drive the moving plates 3 to move inwards to clamp the workpiece, then the driving motor 9 is started, the output end of the driving motor drives the screw rod 10 to rotate, and finally the two moving blocks 12 drive the pressing plate 6 to move downwards through the second sliding rod 11 to press the workpiece, so that the clamping device is good in fixing effect, and the machining precision of the workpiece is guaranteed.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any changes and modifications made by those skilled in the art according to the above disclosure are all within the scope of the appended claims.
Claims (3)
1. The workpiece clamping mechanism for the punch comprises a supporting frame (1), and is characterized in that two moving plates (3) are arranged at the top end of the supporting frame (1) and provided with first straight notches (2), a first sliding rod (4) is fixed inside the supporting frame, second straight notches (7) are formed in the inner sides of the two moving plates (3) and provided with pressing plates (6), a driving motor (9) is fixed on the outer side of each pressing plate (6), second sliding rods (11) in sliding connection with the second straight notches (7) are fixed on the outer sides of the two pressing plates (6), the other ends of the second sliding rods (11) extend to the outer sides of the moving plates (3) and are fixed with moving blocks (12), the output end of the driving motor (9) is connected with a screw rod (10), and the screw rod (10) is in threaded connection with the moving blocks (12); the first sliding rod (4) is connected with two sliding sleeves (13) in a sliding manner, the two sliding sleeves (13) are respectively connected with the two moving plates (3) through sliding plates (14) which are connected with the first straight notch (2) in a sliding manner, the bottom ends of the two sliding sleeves are respectively fixed with first connecting blocks (15), and the two first connecting blocks (15) are respectively movably connected with a driving rod (17) through first rotating shafts (16);
the inside bottom surface of carriage (1) is fixed with pneumatic cylinder (5), and its piston rod is connected with movable block (18), movable block (18) both sides all are fixed with second connecting block (19), two second connecting block (19) respectively with two actuating lever (17) other end all is through second pivot (20) swing joint.
2. The workpiece clamping mechanism for the punch press as claimed in claim 1, wherein a supporting block (21) is fixed on the outer side of each of the two moving plates (3), a bearing (22) is fixed on the top end of each of the two supporting blocks (21), and the bearing (22) is connected with the other end of the screw (10).
3. The workpiece holding mechanism for the punch press as claimed in claim 1, wherein rubber pads (23) are fixed to the bottom ends of both said pressing plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123263680.0U CN217665919U (en) | 2021-12-23 | 2021-12-23 | Workpiece clamping mechanism for punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123263680.0U CN217665919U (en) | 2021-12-23 | 2021-12-23 | Workpiece clamping mechanism for punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217665919U true CN217665919U (en) | 2022-10-28 |
Family
ID=83726943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123263680.0U Active CN217665919U (en) | 2021-12-23 | 2021-12-23 | Workpiece clamping mechanism for punch press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217665919U (en) |
-
2021
- 2021-12-23 CN CN202123263680.0U patent/CN217665919U/en active Active
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