CN215880006U - Fixture for machining assembling holes of oil cylinders in different circumferential directions - Google Patents
Fixture for machining assembling holes of oil cylinders in different circumferential directions Download PDFInfo
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- CN215880006U CN215880006U CN202122285810.4U CN202122285810U CN215880006U CN 215880006 U CN215880006 U CN 215880006U CN 202122285810 U CN202122285810 U CN 202122285810U CN 215880006 U CN215880006 U CN 215880006U
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Abstract
The utility model provides a clamp for machining assembly holes of oil cylinders in different circumferential directions, which can solve the technical problems of high production and manufacturing cost, low economic benefit of products and low production efficiency of the existing oil cylinders. The utility model provides an anchor clamps that is used for pilot hole processing of different circumferencial directions of hydro-cylinder, two pilot holes include first pilot hole and second pilot hole, its characterized in that: the drilling fixture comprises a bottom plate, a drill bushing mechanism, a fixing mechanism and a positioning mechanism; the drill bushing mechanism comprises a drill plate and a drill bushing, the drill plate is arranged on the bottom plate and is positioned above the V-shaped block, and the drill bushing is arranged on the drill plate and is vertical to the bottom plate; the positioning mechanism comprises a first positioning pin, a top baffle, a V-shaped block and a movable positioning block, wherein the top baffle, the V-shaped block and the movable positioning block are sequentially arranged on the bottom plate, the movable positioning block is provided with positioning holes distributed along the circumferential direction, the number of the positioning holes is consistent with the number of the assembling holes of the oil cylinder in different circumferential directions, and the first positioning pin is used for positioning and matching the movable positioning block and the oil cylinder.
Description
Technical Field
The utility model relates to the technical field of tool fixtures, in particular to a fixture for machining assembling holes of oil cylinders in different circumferential directions.
Background
The assembly holes in the side wall of the oil cylinder are generally arranged in pairs, the two assembly holes in pairs are located at different positions of the circumference of the oil cylinder and are generally processed by a four-axis processing center, the production and manufacturing cost of the oil cylinder is high, and the economic benefit of the product is low. Meanwhile, the four-axis machining center fixes the oil cylinder in a clamping mode, the inner hole of the oil cylinder needs to be matched with a thread plug, the thread plug needs to be screwed down when a workpiece is loaded and unloaded every time, the time consumption is long, the production efficiency is low, and the production and manufacturing cost of the oil cylinder is further increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a clamp for machining assembly holes of oil cylinders in different circumferential directions, which can solve the technical problems of high production and manufacturing cost, low economic benefit of products and low production efficiency of the existing oil cylinders.
Its technical scheme is such, an anchor clamps that is used for the pilot hole processing of the different circumferencial directions of hydro-cylinder, two pilot holes include first pilot hole and second pilot hole, its characterized in that: the drilling fixture comprises a bottom plate, a drill bushing mechanism, a fixing mechanism and a positioning mechanism;
the drill bushing mechanism comprises a drill plate and a drill bushing, the drill plate is arranged on the bottom plate and is positioned above the V-shaped block, and the drill bushing is arranged on the drill plate and is vertical to the bottom plate;
the fixing mechanism comprises a pressing plate, and the pressing plate is arranged on the bottom plate through a pressing unit;
the positioning mechanism comprises a first positioning pin, a top baffle, a V-shaped block and a movable positioning block, wherein the top baffle, the V-shaped block and the movable positioning block are sequentially arranged on the bottom plate, the movable positioning block is provided with positioning holes distributed along the circumferential direction, the number of the positioning holes is consistent with the number of assembling holes of the oil cylinder in different circumferential directions, and the first positioning pin is used for positioning and matching the movable positioning block and the oil cylinder.
Furthermore, the pressing unit comprises a supporting column, a screw rod and a nut, one end of the pressing plate abuts against the supporting column, the other end of the pressing plate abuts against the oil cylinder, the screw rod is installed on the bottom plate and upwards penetrates through the middle of the pressing plate, and the nut is in threaded fit with the screw rod and presses the pressing plate downwards.
Furthermore, the movable positioning block is matched with the bottom plate in a positioning mode through a second positioning pin.
Furthermore, a sliding groove is arranged on the bottom plate, and the movable positioning block is arranged in the sliding groove.
Furthermore, the drill bushing mechanism further comprises a supporting seat, one end of the drill plate is in running fit with the upper portion of the supporting seat, the supporting seat is installed on the bottom plate, a template positioning block is arranged on the supporting seat, and when the drill plate rotates to be attached to the template positioning block, the drill bushing is perpendicular to the bottom plate.
The drilling clamp disclosed by the utility model has the following beneficial effects:
(1) when the oil cylinder is positioned and switched at different angles, on the basis of not taking down the oil cylinder, only the fixing mechanism needs to be slightly loosened, the oil cylinder is rotated until the positioning hole at the bottom of the oil cylinder is matched with the corresponding positioning hole of the movable positioning block, and the first positioning pin is inserted, so that the common drilling machine can process the hole sites at different circumferential positions, the production and manufacturing cost of the oil cylinder is reduced, and the economic benefit of the product is improved;
(2) the clamping of the clamp is simple, convenient and reliable, the oil cylinder positions the excircle through the V-shaped block, and the pressing plate is used for pressing, so that the operation intensity of an operator is reduced to the greatest extent, the efficiency and the quality are improved, particularly, the shift production (8 hours) is improved from 45 oil cylinders to 100 oil cylinders, the qualification rate of the process is increased from 96% to 100%, and the effect is obvious;
(3) the wearing parts are easy to replace, and the stability and the repeated positioning accuracy are excellent.
Drawings
FIG. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic front view of the present invention.
Detailed Description
As shown in fig. 1 and 2, a jig for processing assembly holes of oil cylinders in different circumferential directions, wherein double assembly holes comprise a first assembly hole and a second assembly hole, and a drilling jig comprises a bottom plate 1, a drill bushing mechanism, a fixing mechanism and a positioning mechanism;
the drill bushing mechanism comprises a drill plate 5, a drill bushing 6, a supporting seat 7 and a template positioning block 12, the drill plate 5 is in running fit with the upper part of the supporting seat 7 and is positioned above the V-shaped block 2, the supporting seat 7 is arranged on the bottom plate 1, the template positioning block 12 is arranged on the supporting seat 7, and when the drill plate 5 rotates to be attached to the template positioning block, the drill bushing 6 is vertically arranged with the bottom plate 1;
the fixing mechanism comprises a pressing plate 8 and a pressing unit, the pressing plate is installed on the bottom plate 1 through the pressing unit, specifically, the pressing unit comprises a supporting column 9, a screw rod 10 and a nut, one end of the pressing plate 8 abuts against the supporting column 9, the other end of the pressing plate abuts against the oil cylinder, a third positioning pin matched with a pressing handle can be arranged on the supporting column 9, the screw rod 10 is installed on the bottom plate 1 and upwards penetrates through the middle part of the pressing plate 8, the nut is in threaded fit with the screw rod 10 and downwards presses the pressing plate 8, and press-fitting and fixing of the excircle of the oil cylinder are achieved;
the positioning mechanism comprises a first positioning pin 11, a top baffle 3, a V-shaped block 2 and a movable positioning block 4 which are sequentially arranged on the bottom plate 1, an opening 4b matched with the bottom end of the oil cylinder and positioning holes 4a distributed along the circumferential direction of the opening 4b are formed in the movable positioning block 4, the number of the positioning holes 4a is consistent with the number of assembling holes of the oil cylinder in different circumferential directions, when the oil cylinder is rotated to the position where the bottom of the oil cylinder is aligned with the corresponding positioning holes 4a of the movable positioning block 4, the first positioning pin 11 is inserted, and the movable positioning block 4 is in positioning fit with the oil cylinder.
The bottom plate 1 is provided with a sliding groove, the movable positioning block 4 is arranged in the sliding groove and moves along the sliding groove through the movable positioning block 4, so that the bottom end of the oil cylinder extends into the opening 4b (at the moment, the movable positioning block 4 is positioned at the position of a dotted line shown in the A position in the figure 1) or is separated from the opening 4b, and the oil cylinder is convenient to take and place.
Claims (5)
1. The utility model provides an anchor clamps that is used for pilot hole processing of different circumferencial directions of hydro-cylinder, two pilot holes include first pilot hole and second pilot hole, its characterized in that: the drilling fixture comprises a bottom plate, a drill bushing mechanism, a fixing mechanism and a positioning mechanism;
the drill bushing mechanism comprises a drill plate and a drill bushing, the drill plate is arranged on the bottom plate and is positioned above the V-shaped block, and the drill bushing is arranged on the drill plate and is vertical to the bottom plate;
the fixing mechanism comprises a pressing plate, and the pressing plate is arranged on the bottom plate through a pressing unit;
the positioning mechanism comprises a first positioning pin, a top baffle, a V-shaped block and a movable positioning block, wherein the top baffle, the V-shaped block and the movable positioning block are sequentially arranged on the bottom plate, the movable positioning block is provided with positioning holes distributed along the circumferential direction, the number of the positioning holes is consistent with the number of assembling holes of the oil cylinder in different circumferential directions, and the first positioning pin is used for positioning and matching the movable positioning block and the oil cylinder.
2. The clamp for machining the assembling holes of the oil cylinder in different circumferential directions, according to claim 1, is characterized in that: the pressing unit comprises a supporting column, a screw rod and a nut, one end of the pressing plate is abutted to the supporting column, the other end of the pressing plate is abutted to the oil cylinder, the screw rod is installed on the bottom plate and upwards penetrates through the middle of the pressing plate, and the nut is in threaded fit with the screw rod and presses the pressing plate downwards.
3. The clamp for machining the assembling holes of the oil cylinder in different circumferential directions, according to claim 1, is characterized in that: the movable positioning block is matched with the bottom plate in a positioning mode through a second positioning pin.
4. The clamp for machining the assembling holes of the oil cylinder in different circumferential directions, according to claim 1, is characterized in that: the bottom plate is provided with a sliding groove, and the movable positioning block is arranged in the sliding groove.
5. The clamp for machining the assembling holes of the oil cylinder in different circumferential directions, according to claim 1, is characterized in that: the drill bushing mechanism further comprises a supporting seat, one end of the drill plate is in running fit with the upper portion of the supporting seat, the supporting seat is installed on the bottom plate, a template positioning block is arranged on the supporting seat, and when the drill plate rotates to be attached to the template positioning block, the drill bushing is perpendicular to the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122285810.4U CN215880006U (en) | 2021-09-22 | 2021-09-22 | Fixture for machining assembling holes of oil cylinders in different circumferential directions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122285810.4U CN215880006U (en) | 2021-09-22 | 2021-09-22 | Fixture for machining assembling holes of oil cylinders in different circumferential directions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215880006U true CN215880006U (en) | 2022-02-22 |
Family
ID=80348893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122285810.4U Active CN215880006U (en) | 2021-09-22 | 2021-09-22 | Fixture for machining assembling holes of oil cylinders in different circumferential directions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215880006U (en) |
-
2021
- 2021-09-22 CN CN202122285810.4U patent/CN215880006U/en active Active
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