CN210590732U - Safety rod device for digital servo hydraulic press - Google Patents
Safety rod device for digital servo hydraulic press Download PDFInfo
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- CN210590732U CN210590732U CN201921219247.7U CN201921219247U CN210590732U CN 210590732 U CN210590732 U CN 210590732U CN 201921219247 U CN201921219247 U CN 201921219247U CN 210590732 U CN210590732 U CN 210590732U
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- piston rod
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Abstract
The utility model relates to a digital servo hydraulic press subassembly, the safety lever device for digital servo hydraulic press specifically says so. The device comprises a bottom plate, wherein a mounting plate is arranged on the bottom plate, a driving cylinder is arranged on one side of the mounting plate, and a yielding port is arranged on the mounting plate corresponding to a piston rod of the driving cylinder. A linear guide rail is arranged on the bottom plate at one side of the mounting plate far away from the driving cylinder. The linear guide rail is provided with a sliding block, one side of the sliding block corresponding to the driving cylinder is provided with a connecting block, and the outer end of a piston rod of the driving cylinder is connected with the connecting block. The top of the sliding block is provided with a safety rod which is vertically arranged. Its characteristics are that the connecting block is the cavity form to form the cavity in the connecting block, have the vertical logical groove that is linked together with the cavity on that connecting block lateral wall that the actuating cylinder corresponds, the outer end of actuating cylinder piston rod passes vertical logical groove and stretches into in the cavity, is located that section piston rod in the cavity and has the annular flange that radially outwards stretches out. The device has low requirements on processing precision, can not cause the phenomenon of shell clamping, and has no potential safety hazard.
Description
Technical Field
The utility model relates to a digital servo hydraulic press subassembly, the safety lever device for digital servo hydraulic press that is used for carrying out safety protection specifically says so.
Background
It is known in the hydraulic industry that in order to protect the life safety of operators, digital servo hydraulic presses are all provided with safety rod devices.
At present, a safety rod device for a digital servo hydraulic press used in the hydraulic industry comprises a bottom plate, wherein a mounting plate is vertically arranged on the bottom plate, a driving cylinder is horizontally arranged on one side of the mounting plate, the axis of the driving cylinder is vertical to the axis of the mounting plate, the outer end of a piston rod of the driving cylinder faces the mounting plate, and a position-giving opening is formed in the mounting plate corresponding to the piston rod of the driving cylinder; and a linear guide rail is arranged on the bottom plate at one side of the mounting plate far away from the driving cylinder, and the linear guide rail is arranged along the axial direction of the driving cylinder. The linear guide rail is provided with a sliding block, one side of the sliding block corresponding to the driving cylinder is provided with a connecting block, the outer end of a piston rod of the driving cylinder is processed with an external thread, the connecting block is provided with a threaded hole, and the piston rod of the driving cylinder is positioned in the threaded hole of the connecting block. The top of the sliding block is provided with a safety rod which is vertically arranged. The driving cylinder and the connecting block of the safety rod device are connected through threads, the piston rod of the driving cylinder and the threaded hole of the connecting block are required to have higher concentricity, and the requirement on the machining precision is higher. Moreover, errors can be caused in the machining process inevitably, and the concentricity between the piston rod of the driving cylinder and the threaded hole of the connecting block generally has deviation, so that the piston rod of the driving cylinder cannot extend out linearly in a screw connection mode, the piston rod of the driving cylinder can be clamped in the extending process, and the hidden mounting trouble that the piston rod cannot be supported in time exists.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a safety lever device for digital servo hydraulic press, the device is lower to the requirement of machining precision, card shell phenomenon can not appear, does not have the potential safety hazard.
In order to solve the problems, the following technical scheme is provided:
the utility model discloses a safety lever device for digital servo hydraulic press includes the bottom plate, has vertical arrangement's mounting panel on the bottom plate, and there is the driving cylinder that the level was arranged in one side of mounting panel, and the axis of driving cylinder is perpendicular with the axis of mounting panel, and the piston rod outer end of driving cylinder has the position mouth of letting on the mounting panel that the driving cylinder piston rod corresponds towards the mounting panel. And a linear guide rail is arranged on the bottom plate at one side of the mounting plate far away from the driving cylinder, and the linear guide rail is arranged along the axial direction of the driving cylinder. The linear guide rail is provided with a sliding block, one side of the sliding block corresponding to the driving cylinder is provided with a connecting block, and the outer end of a piston rod of the driving cylinder is connected with the connecting block. The top of the sliding block is provided with a safety rod which is vertically arranged. The connecting block is characterized in that the connecting block is hollow, so that a cavity is formed in the connecting block, a vertical through groove communicated with the cavity is formed in the side wall of the connecting block corresponding to the driving cylinder, the outer end of a piston rod of the driving cylinder penetrates through the vertical through groove to extend into the cavity, the outer diameter of the piston rod of the driving cylinder is smaller than the width of the vertical through groove, an annular flange extending outwards in the radial direction is arranged on the section of the piston rod in the cavity, and the outer diameter of the annular flange is larger than the width of the vertical through groove and is smaller than the.
Wherein, the top of cavity and the upper end of vertical logical groove all are located the upper surface of connecting block for cavity and vertical logical groove all are uncovered form.
Supporting blocks are arranged at two ends of one side of the base plate corresponding to the mounting plate, the supporting blocks are fixed on the base plate through screws, and the mounting plate is fixed between the two supporting blocks through screws.
And base plates are arranged on the two sides of one end of the linear guide rail far away from the mounting plate.
The top of the safety rod is provided with a nylon buffer pad.
By adopting the scheme, the method has the following advantages:
because the utility model discloses a connecting block of safety lever device for digital servo hydraulic press is cavity form, there is the vertical logical groove that is linked together with the cavity on that connecting block lateral wall that the driving cylinder corresponds, the outer end of driving cylinder piston rod is passed vertical logical groove and is stretched into in the cavity, the external diameter of driving cylinder piston rod is less than the width of vertical logical groove, be located that section piston rod in the cavity on have the annular flange that radially outwards stretches out, the width that the external diameter of annular flange is greater than vertical logical groove is less than the width of cavity. The safety rod device has the advantages that the piston rod of the driving cylinder is in clearance fit with the vertical through groove, the annular flange is in clearance fit with the cavity, and the piston rod of the driving cylinder is not required to have good concentricity with the vertical through groove and the annular flange is not required to have good concentricity with the cavity, so that the requirement on the machining precision is low. In addition, the piston rod of the driving cylinder is movably matched with the connecting block, and the phenomenon of shell clamping caused by poor concentricity is avoided during working, so that potential safety hazards caused by shell clamping are avoided.
Drawings
Fig. 1 is a schematic structural view of a safety lever device for a digital servo hydraulic machine according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model discloses a safety lever device for digital servo hydraulic press includes bottom plate 1, has vertical arrangement's mounting panel 6 on the bottom plate 1, and there is the actuating cylinder 7 that the level was arranged in one side of mounting panel 6, and the axis of actuating cylinder 7 is perpendicular with the axis of mounting panel 6, and the piston rod outer end of actuating cylinder 7 has the mouth of stepping down on the mounting panel 6 that the actuating cylinder 7 piston rod corresponds towards mounting panel 6. The bottom plate 1 at the side of the mounting plate 6 far away from the driving cylinder 7 is provided with a linear guide rail 3, and the linear guide rail 3 is arranged along the axial direction of the driving cylinder 7. The linear guide rail 3 is provided with a sliding block 13, one side of the sliding block 13 corresponding to the driving cylinder 7 is provided with a connecting block 4, and the outer end of the piston rod of the driving cylinder 7 is connected with the connecting block 4. The top of the sliding block 13 is provided with a safety rod 12 which is vertically arranged. The connecting block 4 is hollow, so that a cavity 10 is formed in the connecting block 4, a vertical through groove 9 communicated with the cavity 10 is formed in the side wall of the connecting block 4 corresponding to the driving cylinder 7, the outer end of a piston rod of the driving cylinder 7 penetrates through the vertical through groove 9 and extends into the cavity 10, the outer diameter of the piston rod of the driving cylinder 7 is smaller than the width of the vertical through groove 9, an annular flange 8 extending outwards in the radial direction is arranged on the section of the piston rod in the cavity 10, and the outer diameter of the annular flange 8 is larger than the width of the vertical through groove 9 and is smaller than the width of the cavity 10.
For the convenience of installation, the top of cavity 10 and the upper end of vertical logical groove 9 all are located the upper surface of connecting block 4 for cavity 10 and vertical logical groove 9 all are uncovered form.
In order to reduce the assembly difficulty and avoid welding, the two ends of one side of the bottom plate 1 corresponding to the mounting plate 6 are respectively provided with a supporting block 5, the supporting blocks 5 are fixed on the bottom plate 1 through screws, and the mounting plate 6 is fixed on the two supporting blocks 5 through screws.
In order to support the bottom plate 1 of the sliding block 13 and prevent the support rod from inclining during supporting, the bottom plate 1 at two sides of one end of the linear guide rail 3 far away from the mounting plate 6 is provided with a backing plate 2.
In order to prolong the service life of the safety bar 12, a nylon buffer pad 11 is arranged on the top of the safety bar 12.
When in use, the bottom plate 1 is arranged on a workbench of the digital servo hydraulic press, and the driving cylinder 7 is connected with a hydraulic system of the digital servo hydraulic press. When the digital servo hydraulic press works, when the movable beam of the digital servo hydraulic press finishes one-time press mounting of a rising highest point, the piston rod of the driving cylinder 7 extends out to push the sliding block 13 and the safety rod 12 to move to the lower part of the movable beam of the digital servo hydraulic press, and at the moment, the bottom cushion plates 2 of the sliding block 13 are abutted. When the movable beam of the digital servo hydraulic press falls down accidentally, the safety rod 12 props against the movable beam, and two sides of the bottom of the sliding block 13 abut against the two cushion blocks respectively, so that the sliding block 13 is prevented from inclining, and safety protection is realized.
Claims (5)
1. A safety rod device for a digital servo hydraulic machine comprises a bottom plate (1), wherein a vertically arranged mounting plate (6) is arranged on the bottom plate (1), a horizontally arranged driving cylinder (7) is arranged on one side of the mounting plate (6), the axis of the driving cylinder (7) is vertical to the axis of the mounting plate (6), the outer end of a piston rod of the driving cylinder (7) faces the mounting plate (6), and a position yielding port is formed in the mounting plate (6) corresponding to the piston rod of the driving cylinder (7); a linear guide rail (3) is arranged on the bottom plate (1) at one side of the mounting plate (6) far away from the driving cylinder (7), and the linear guide rail (3) is arranged along the axial direction of the driving cylinder (7); a sliding block (13) is arranged on the linear guide rail (3), a connecting block (4) is arranged on one side of the sliding block (13) corresponding to the driving cylinder (7), and the outer end of a piston rod of the driving cylinder (7) is connected with the connecting block (4); the top of the sliding block (13) is provided with a safety rod (12) which is vertically arranged; the connecting block is characterized in that the connecting block (4) is hollow, so that a cavity (10) is formed in the connecting block (4), a vertical through groove (9) communicated with the cavity (10) is formed in the side wall of the connecting block (4) corresponding to the driving cylinder (7), the outer end of a piston rod of the driving cylinder (7) penetrates through the vertical through groove (9) and extends into the cavity (10), the outer diameter of the piston rod of the driving cylinder (7) is smaller than the width of the vertical through groove (9), an annular flange (8) extending outwards in the radial direction is arranged on the section of the piston rod in the cavity (10), and the outer diameter of the annular flange (8) is larger than the width of the vertical through groove (9) and is smaller than the width of the cavity (10).
2. The safety lever device for a digital servo hydraulic press according to claim 1, wherein the top of the cavity (10) and the upper end of the vertical through groove (9) are both located on the upper surface of the connecting block (4), so that the cavity (10) and the vertical through groove (9) are both open.
3. The safety lever device of claim 1, wherein the mounting plate (6) has support blocks (5) at both ends of one side of the base plate (1), the support blocks (5) are fixed to the base plate (1) by screws, and the mounting plate (6) is fixed to the two support blocks (5) by screws.
4. The safety lever device for a digital servo hydraulic press according to claim 1, wherein the base plate (1) is provided with a pad plate (2) on both sides of one end of the linear guide (3) away from the mounting plate (6).
5. The safety lever device for a digital servo hydraulic press according to any one of claims 1 to 4, wherein a nylon cushion (11) is provided on the top of the safety lever (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921219247.7U CN210590732U (en) | 2019-07-31 | 2019-07-31 | Safety rod device for digital servo hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921219247.7U CN210590732U (en) | 2019-07-31 | 2019-07-31 | Safety rod device for digital servo hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210590732U true CN210590732U (en) | 2020-05-22 |
Family
ID=70692201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921219247.7U Active CN210590732U (en) | 2019-07-31 | 2019-07-31 | Safety rod device for digital servo hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210590732U (en) |
-
2019
- 2019-07-31 CN CN201921219247.7U patent/CN210590732U/en active Active
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