CN217702271U - Positioning and clamping fixture applied to drilling and face milling of two side faces of special-shaped workpiece - Google Patents
Positioning and clamping fixture applied to drilling and face milling of two side faces of special-shaped workpiece Download PDFInfo
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- CN217702271U CN217702271U CN202221288977.4U CN202221288977U CN217702271U CN 217702271 U CN217702271 U CN 217702271U CN 202221288977 U CN202221288977 U CN 202221288977U CN 217702271 U CN217702271 U CN 217702271U
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Abstract
The utility model relates to a be applied to positioning clamping anchor clamps of heterotypic work piece both sides face drilling face of milling belongs to anchor clamps technical field. The hydraulic press comprises a U-shaped seat body, a left pressing module, a pressing module and an upper pressing module, wherein an oil cylinder is fixedly connected to the right side of the U-shaped seat body, a rack is arranged at the bottom of the U-shaped seat body, and the rack is connected with the oil cylinder; the left pressing module comprises a large gear and a left pressing block, and the left pressing block is driven by the rotation of the large gear to press the workpiece from the left; the right pressing module comprises a first pinion, a second pinion and a right pressing block, the second pinion is driven to rotate through the rotation of the first pinion, and then the right pressing block is driven to press the workpiece from the right side; the upper pressing module comprises a corner oil cylinder and an upper pressing block, and the corner oil cylinder drives the pressing block to press the workpiece from the upper side. The utility model discloses a set up the three module that compresses tightly, compress tightly the work piece from three aspect respectively, the centre gripping is reliable and stable, and can the centre gripping location in narrow and small space.
Description
Technical Field
The utility model relates to an anchor clamps technical field especially relates to a be applied to heterotypic work piece both sides face drilling and mill positioning clamping anchor clamps of face.
Background
The special-shaped piece refers to workpieces with different or similar upper and lower surfaces, for example, the upper surface is a square, the lower surface is a circle, and the upper and lower surfaces are in smooth transition, namely, the special-shaped piece is a non-revolving body structure, namely, the special-shaped piece is asymmetric in appearance, is called as the special-shaped piece, is generally specially processed and manufactured for special needs of certain devices, and is an indispensable device in industry.
The axle is connected with the frame through the suspension, and wheels are installed at two ends of the axle for bearing the load of an automobile and maintaining the normal running of the automobile on a road, a nut is arranged on the axle of the engineering vehicle, two side faces of the nut need to be subjected to hole-turning face milling, and the existing positioning and clamping fixture is not enough for meeting the clamping and positioning requirements of the nut, so that a fixture capable of stably clamping and positioning the nut is urgently needed.
Disclosure of Invention
Defect and not enough problem among the prior art, the utility model provides a be applied to the drilling of heterotypic work piece both sides face and mill positioning clamping anchor clamps of face, shared space is little, and the location is accurate, and the centre gripping is reliable and stable, has guaranteed the uniformity and the drilling of product and has milled a quality, has improved work efficiency and finished product qualification rate.
The utility model provides a technical scheme that its technical problem adopted is:
a positioning and clamping fixture applied to drilling and milling of two side faces of a special-shaped workpiece comprises a U-shaped seat body, a left pressing module, a right pressing module and an upper pressing module, wherein the right side of the U-shaped seat body is fixedly connected with an oil cylinder, the bottom of the U-shaped seat body is provided with a rack, and the right end of the rack is connected with the oil cylinder; the left pressing module is positioned above the left of the rack and comprises a large gear, a left pressing block and a left pressing guide plate, the left pressing block guide plate is arranged above the left pressing block, the left pressing block is positioned right above the large gear, and gear teeth and gear grooves on the large gear are matched with the gear grooves and gear bodies on the rack and also matched with the gear grooves and the gear bodies on the left pressing block;
a positioning stop block is arranged on the side surface of the left pressing block;
the right pressing module is positioned above the right side of the rack and comprises a first pinion, a second pinion, a right pressing block and a right pressing guide plate, the first pinion is positioned at the lowest part, the second pinion is positioned in the middle, the right pressing block is positioned right above the second pinion, the right pressing guide plate is positioned at the highest part, gear teeth and gear grooves on the first pinion are matched with the gear grooves and gear bodies on the rack and also matched with the gear grooves and gear teeth on the second pinion, and the gear teeth and the gear grooves on the second pinion are matched with the gear grooves and the gear bodies on the right pressing block;
the upper pressing module comprises a corner oil cylinder and an upper pressing block, the corner oil cylinder is in threaded connection with the left pressing guide plate through an oil cylinder seat, and a pressing arm of the corner oil cylinder is connected with the upper pressing block.
Further, gear shafts of the large gear, the first small gear and the second small gear are all supported by the gear tooth supporting seat.
Furthermore, the left pressing block and the right pressing block are T-shaped, the lower portion of the T shape is rack-shaped, the ends, facing the workpiece, of the left pressing block and the right pressing block are respectively a left positioning block and a right positioning block, and the hardness of the positioning blocks is greater than that of other portions of the pressing blocks.
Furthermore, the diameters of the large gear and the second small gear are larger than the widths of the lower parts of the left pressing block and the right pressing block.
Furthermore, the oil cylinder is in threaded connection with the U-shaped seat body through an oil cylinder seat.
Furthermore, the rack, the large gear, the first small gear and the second small gear are all embedded in the U-shaped seat body.
Furthermore, the upper pressing block is circular, and the diameter of the upper pressing block is larger than that of the central circular hole of the workpiece.
The utility model discloses following beneficial effect has: the utility model discloses a set up the three different module that compresses tightly, carry out the clamp of three direction to the work piece and press from both sides for the centre gripping is more firm, through setting up locating piece and location dog, makes the location more accurate, can stabilize the centre gripping location in narrow and small space, carries out both sides face drilling simultaneously and mills the face, has guaranteed the uniformity and the drilling of product and has milled a quality, has improved work efficiency and finished product qualification rate.
Drawings
FIG. 1 is a schematic view of the assembly structure of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a cross-sectional view of the left pressing module of the present invention;
fig. 4 is a cross-sectional view of the upper compression module of the present invention;
fig. 5 is a cross-sectional view of the present invention;
fig. 6 is a schematic view of the positioning block structure of the present invention.
Reference numerals are as follows: 1-U-shaped seat body, 2-rack, 3-oil cylinder, 4-large gear, 5-left pressing block, 51-left positioning block, 6-left pressing guide plate, 7-first pinion, 8-second pinion, 9-right pressing block, 91-right positioning block, 10-right pressing guide plate, 11-corner oil cylinder, 12-upper pressing block and 13-positioning stop block.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1-5, a positioning and clamping fixture applied to drilling and milling of two side faces of a special-shaped workpiece comprises a U-shaped seat body 1, a left pressing module, a right pressing module and an upper pressing module, wherein the right side of the U-shaped seat body is fixedly connected with an oil cylinder 3, the bottom of the U-shaped seat body is provided with a rack 2, and the right end of the rack 2 is connected with the oil cylinder 3; the left pressing module is positioned above the left side of the rack 2 and comprises a large gear 4, a left pressing block 5 and a left pressing guide plate 6, the left pressing block guide plate 6 is arranged above the left pressing block 5, the left pressing block 5 is positioned right above the large gear 4, and gear teeth and gear grooves on the large gear 4 are matched with gear grooves and gear bodies on the rack 2 and are also matched with the gear grooves and the gear bodies on the left pressing block 5;
a positioning stop block 13 is arranged on the side surface of the left compression block 5 to play a limiting role;
the right pressing module is positioned above the right side of the rack and comprises a first pinion 7, a second pinion 8, a right pressing block 9 and a right pressing guide plate 10, the first pinion 7 is positioned at the lowest part, the second pinion 8 is centered, the right pressing block 9 is positioned right above the second pinion 8, the right pressing guide plate 10 is positioned at the highest part, gear teeth and gear grooves on the first pinion 7 are matched with gear grooves and gear bodies on the rack 2 and also matched with the gear grooves and the gear teeth on the second pinion 8, and the gear teeth and the gear grooves on the second pinion 8 are matched with the gear grooves and the gear bodies on the right pressing block 9;
the upper pressing module comprises a corner oil cylinder 11 and an upper pressing block 12, the corner oil cylinder 11 is in threaded connection with the left pressing guide plate 6 through an oil cylinder seat, and a pressing arm of the corner oil cylinder 11 is connected with the upper pressing block 12.
The gear shafts of the large gear 4, the first small gear and the second small gear are all supported by the gear tooth supporting seat.
Left side compact heap 5, right compact heap 9 all are the T style of calligraphy, and T style of calligraphy lower part is the rack form, forms the transmission with gear wheel 4, second pinion 8, and left side compact heap 5 is left locating piece 51 and right locating piece 91 respectively with right compact heap 9 towards the one end of work piece, and the hardness of locating piece is greater than the hardness of other parts of compact heap, and the locating piece is used for the location of work piece, and with work piece direct contact, hardness is bigger, just can wear-resisting.
The diameters of the large gear 4 and the second small gear 8 are larger than the widths of the lower parts of the left pressing block 5 and the right pressing block 9.
The oil cylinder is connected with the U-shaped seat body 1 through the oil cylinder seat threads.
The rack 2, the large gear 4, the first small gear 7 and the second small gear 8 are all embedded in the U-shaped seat body.
The upper pressing block 12 is circular, the diameter of the upper pressing block is larger than that of a central circular hole of the workpiece, and the workpiece is pressed upwards better.
The utility model discloses the during operation, place the work piece in left compact heap 5, on left locating piece 51 and the right locating piece 91 on the right compact heap 9, and lean on location dog 13, then start cylinder 3, drive rack 2, let the rack drive gear wheel 4 and first pinion 7, drive left compact heap 5 by gear wheel 4, first pinion 7 drives second pinion 8, second pinion 8 drives right compact heap 9, and then both sides carry out the centre gripping to the work piece about, start corner hydro-cylinder 11 then, compact heap 12 compresses tightly the work piece from upper portion on being driven by the pressure arm of corner hydro-cylinder 11, just can carry out the drilling of both sides face to the work piece simultaneously after the centre gripping location and mill the face.
The utility model discloses a set up the three difference and compress tightly the module, carry out the clamp of three direction to the work piece and press from both sides for the centre gripping is more firm, through setting up locating piece and location dog, makes the location more accurate, can stabilize the centre gripping location in narrow and small space, carries out both sides face drilling simultaneously and mills the face, has guaranteed the uniformity and the drilling of product and has milled a quality, has improved work efficiency and finished product qualification rate.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. The present invention is not limited to the above embodiments, and the description in the above embodiments and the description is only to illustrate the principle of the present invention, and the present invention will have various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements all fall into the scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a be applied to special-shaped workpiece both sides face drilling and mill positioning and clamping anchor clamps of face which characterized in that: the hydraulic press comprises a U-shaped seat body, a left pressing module, a right pressing module and an upper pressing module, wherein the right side of the U-shaped seat body is fixedly connected with an oil cylinder, the bottom of the U-shaped seat body is provided with a rack, and the right end of the rack is connected with the oil cylinder; the left pressing module is positioned above the left of the rack and comprises a large gear, a left pressing block and a left pressing guide plate, the left pressing block guide plate is arranged above the left pressing block, the left pressing block is positioned right above the large gear, and gear teeth and gear grooves on the large gear are matched with the gear grooves and gear bodies on the rack and are also matched with the gear grooves and the gear bodies on the left pressing block;
a positioning stop block is arranged on the side surface of the left pressing block;
the right pressing module is positioned above the right side of the rack and comprises a first pinion, a second pinion, a right pressing block and a right pressing guide plate, the first pinion is positioned at the lowest part, the second pinion is positioned in the middle, the right pressing block is positioned right above the second pinion, the right pressing guide plate is positioned at the highest part, gear teeth and gear grooves on the first pinion are matched with the gear grooves and gear bodies on the rack and also matched with the gear grooves and gear teeth on the second pinion, and the gear teeth and the gear grooves on the second pinion are matched with the gear grooves and the gear bodies on the right pressing block;
the upper pressing module comprises a corner oil cylinder and an upper pressing block, the corner oil cylinder is in threaded connection with the left pressing guide plate through an oil cylinder seat, and a pressing arm of the corner oil cylinder is connected with the upper pressing block.
2. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: and gear shafts of the large gear, the first small gear and the second small gear are all supported by the gear tooth supporting seat.
3. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: the left pressing block and the right pressing block are both in a T shape in front view, the lower portion of the T shape is in a rack shape, one ends, facing the workpiece, of the left pressing block and the right pressing block are respectively a left positioning block and a right positioning block, and the hardness of the positioning blocks is larger than that of other portions of the pressing blocks.
4. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: the diameters of the large gear and the second small gear are larger than the widths of the lower parts of the left pressing block and the right pressing block.
5. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: the oil cylinder is in threaded connection with the U-shaped seat body through the oil cylinder seat.
6. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: the rack, the large gear, the first small gear and the second small gear are all embedded in the U-shaped seat body.
7. The positioning and clamping fixture for drilling and milling the two side surfaces of the special-shaped workpiece according to claim 1, wherein the positioning and clamping fixture comprises: the upper pressing block is circular, and the diameter of the upper pressing block is larger than that of the central circular hole of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221288977.4U CN217702271U (en) | 2022-05-27 | 2022-05-27 | Positioning and clamping fixture applied to drilling and face milling of two side faces of special-shaped workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221288977.4U CN217702271U (en) | 2022-05-27 | 2022-05-27 | Positioning and clamping fixture applied to drilling and face milling of two side faces of special-shaped workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217702271U true CN217702271U (en) | 2022-11-01 |
Family
ID=83797126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221288977.4U Active CN217702271U (en) | 2022-05-27 | 2022-05-27 | Positioning and clamping fixture applied to drilling and face milling of two side faces of special-shaped workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217702271U (en) |
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2022
- 2022-05-27 CN CN202221288977.4U patent/CN217702271U/en active Active
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