CN216502392U - Servo piston processing location frock - Google Patents
Servo piston processing location frock Download PDFInfo
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- CN216502392U CN216502392U CN202123320470.0U CN202123320470U CN216502392U CN 216502392 U CN216502392 U CN 216502392U CN 202123320470 U CN202123320470 U CN 202123320470U CN 216502392 U CN216502392 U CN 216502392U
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Abstract
The utility model relates to a servo piston machining and positioning tool which comprises a first positioning mechanism, wherein the first positioning mechanism comprises a bottom plate, a vertical plate, a first head end supporting block, a first pressing block and a middle supporting assembly, the first head end supporting block is arranged on the vertical plate, a first positioning groove is formed in the first head end supporting block, the first pressing block is arranged on the vertical plate, a first clamping groove is formed in the first pressing block, the middle supporting assembly is arranged on the bottom plate, and a supporting notch is formed in the middle supporting assembly. The second positioning mechanism comprises a second head end supporting block and a tail end supporting block; the servo piston positioning tool is simple in structure and convenient to operate, reduces the machining cost of the servo piston, makes the part machining possible in a common vertical lathe by utilizing the servo piston positioning tool, gets rid of the limitation that the servo piston can only be machined in a five-axis machine tool in the prior art, and simplifies the machining process and the machining flow.
Description
Technical Field
The utility model relates to a servo piston machining positioning tool, and belongs to the technical field of servo piston machining.
Background
The servo piston of the special-shaped hydraulic motor is complex in part machining surface and narrow in angle, so that the machining process is complex, the parts are complex to align and fix, the requirement on a machine tool is high, and a five-axis machine tool is always used for machining.
In order to enable the servo piston to get rid of the limitation of the machining process of a five-axis machine tool, the servo piston which needs to be machined by the five-axis machine tool can be machined by a common vertical lathe by using a clamping and positioning tool, the machining process is changed, the servo piston can be machined by different machine tools, and mass production is realized.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides the servo piston processing and positioning tool which is simple in structure and convenient to operate, and can process the servo piston clamped by the positioning tool on a common vertical lathe machine tool so as to reduce the processing cost of the servo piston.
The technical scheme for solving the technical problems is as follows: the utility model provides a servo piston processing location frock, includes first positioning mechanism, first positioning mechanism includes the bottom plate, sets up riser, first head end supporting shoe, first briquetting and the middle part supporting component on the bottom plate, first head end supporting shoe sets up on the riser, be equipped with the first locating groove that is used for fixing a position servo piston's head end on the first head end supporting shoe, first briquetting sets up on the riser, be equipped with the first draw-in groove with servo piston's prelude matched with on the first briquetting, the middle part supporting component sets up on the bottom plate, be equipped with the support notch with servo piston's middle part looks adaptation on the middle part supporting component.
The beneficial effects of the utility model are: the servo piston's that will process head end cartridge to first locating groove is manual, first draw-in groove acts on servo piston from servo piston's lateral part and carries out spacing compressing tightly to servo piston that will process makes servo piston can stabilize and first head end supporting shoe cooperation, middle part supporting component acts on servo piston's middle part from servo piston's below and supports it, realize servo piston's stable positioning through a positioning mechanism, place this frock on ordinary lathe, alright realize the positive processing to servo piston through ordinary lathe. Compared with the prior art, the utility model makes the part machining possible in a common vertical lathe by using the servo piston positioning tool, gets rid of the limitation that the servo piston can only machine in a five-axis machine tool before, and simplifies the machining process and the machining flow.
On the basis of the technical scheme, the utility model can be further improved as follows.
The servo piston positioning device is characterized by further comprising a second positioning mechanism, wherein the second positioning mechanism comprises a second head end supporting block and a tail end supporting block, the second head end supporting block is arranged on the vertical plate, a second positioning groove used for positioning the head end of the servo piston is formed in the second head end supporting block, the tail end supporting block is arranged on the bottom plate, and a pin hole avoiding groove is formed in the tail end supporting block.
Adopt above-mentioned further scheme's beneficial effect is, treat the positive processing of servo piston and accomplish the back, need process servo piston's reverse side and servo piston's pinhole, the event needs to place servo piston reverse side up on second positioning mechanism, specifically the head end of servo piston inserts in the second constant head tank, servo piston's afterbody supports on the afterbody supporting shoe, in order to guarantee to add the stability of processing man-hour servo piston on the one hand, the afterbody supporting shoe supports the bottom at the pinhole, on the other hand damages positioning mechanism in order to avoid processing the pinhole, the support end of event afterbody supporting shoe has set up the pinhole and has dodged the groove, in order to satisfy servo piston's processing requirement.
The servo piston positioning mechanism comprises a base, a head supporting block, a pressing block and a tail supporting pin, wherein the head supporting block, the pressing block and the tail supporting pin are arranged on the base, the head supporting block is arranged on the base, a supporting groove used for supporting the head of the servo piston is formed in the head supporting block, the pressing block is used for pressing the servo piston, and the upper end of the tail supporting pin is matched with a pin hole of the servo piston.
Adopt above-mentioned further scheme's beneficial effect is, for the location of convenience servo piston processing man-hour, servo piston's head end and tail end all have certain processing allowance, after other parts processing is accomplished, need process head end and tail end and get rid of the allowance, so accessible third positioning mechanism fixes a position servo piston, specifically, support servo piston's prelude position through the prelude supporting shoe, expose its head end position, the afterbody is then fixed a position servo piston's pinhole through the afterbody supporting pin, reserve its tail end position and process, and compress tightly servo piston's top through the compact heap, the realization is to servo piston's location so that realize the processing to servo piston's both ends.
Furthermore, the middle supporting assembly comprises an upper positioning block, a lower supporting sleeve and a spring, the supporting notch is V-shaped, the supporting notch is arranged at the upper end of the upper positioning block, a pin shaft is arranged at the lower part of the upper positioning block, the lower supporting sleeve is arranged on the bottom plate, a movable long hole for allowing the pin shaft to move up and down is arranged on the supporting sleeve, and the spring is arranged in the supporting sleeve below the upper positioning block.
Adopt above-mentioned further scheme's beneficial effect be, in first draw-in groove was inserted to servo piston's head end, servo piston's middle part was corrected the fine setting through the cooperation of last locating piece, lower support sleeve and spring to the servo piston of location, and the axis direction of servo piston is fixed a position to the mode of V-arrangement support notch, guarantees the position requirement of servo piston machined surface, corrects the back that targets in place, compresses tightly servo piston on head end supporting shoe and riser through first briquetting.
Furthermore, the upper positioning block is provided with a connecting block, and the connecting block is connected with the bottom plate through a screw rod.
The beneficial effects of adopting above-mentioned further scheme are that, the back that targets in place is adjusted to servo piston's machined surface, realizes being connected between connecting block and the bottom plate through the screw rod, is equipped with the screw rod mounting hole on connecting block and the bottom, further guarantees the positioning accuracy of the servo piston that will process to satisfy the position accuracy requirement of servo piston machined surface.
Furthermore, the second positioning mechanism further comprises a second pressing block, one end of the second pressing block is connected with the vertical plate, and the other end of the second pressing block is provided with a second clamping groove matched with the head of the servo piston.
The beneficial effect who adopts above-mentioned further scheme is, in order to further guarantee servo piston reverse side stability of processing man-hour, so increase the second briquetting, second draw-in groove and servo piston looks adaptation on the second briquetting can be with stable the compressing tightly on second positioning mechanism of servo piston, and the second briquetting can directly adopt first briquetting of first positioning mechanism.
Furthermore, the compact heap includes middle part compact heap and afterbody compact heap, middle part compact heap and afterbody compact heap setting respectively are in on the base, the middle part compact heap compresses tightly on servo piston's middle part, be equipped with on the afterbody compact heap and be used for dodging the supporting pin of afterbody supporting pin dodges the groove.
The beneficial effect who adopts above-mentioned further scheme is that, middle part compact heap acts on servo piston's middle part, and the cooperation of afterbody compact heap and afterbody supporting pin realizes the location to the servo piston of processing, further guarantees servo piston course of working's positional stability.
Furthermore, a middle positioning block is arranged on the base or the head part supporting block and is supported at the bottom of the middle part of the servo piston.
The servo piston machining device has the advantages that the middle positioning block is additionally arranged below the middle pressing block to support the servo piston, the middle pressing block acts on the middle of the servo piston to be machined, and in order to guarantee the positioning accuracy of the servo piston, the problem that the servo piston deforms under the action of the pressing block is avoided, so that the middle positioning block can be additionally arranged, and the servo piston is supported from the bottom of the servo piston.
Furthermore, the first pressing block and the second pressing block are both provided with pressing block strip holes for installing locking bolts.
The beneficial effects of adopting above-mentioned further scheme are that, when needing to adjust the position of briquetting, only need unscrew the position that locking bolt can remove the briquetting, adjustment convenient and fast, in case the adjustment is in place the back accessible is screwed up locking bolt and is realized the support to servo piston, improves servo piston's positioning accuracy.
Furthermore, the middle pressing block and the tail pressing block are both provided with pressing block strip holes for mounting fastening bolts.
The beneficial effects of adopting above-mentioned further scheme are that, when needing to adjust middle part compact heap or afterbody compact heap, only need unscrew fastening bolt can remove the position of compact heap, adjustment convenient and fast, in case the adjustment is in place the back accessible is screwed up fastening bolt and is realized the accurate positioning to servo piston.
Furthermore, a reinforcing rib plate is arranged between the vertical plate and the bottom plate.
The beneficial effect of adopting above-mentioned further scheme is, further improve the support intensity of backup pad.
Drawings
FIG. 1 is a schematic front view of a first and a second positioning mechanism according to the present invention;
FIG. 2 is a left side view of the structure of FIG. 1;
FIG. 3 is a schematic top view of the structure of FIG. 1;
FIG. 4 is a schematic perspective view of FIG. 1;
FIG. 5 is a schematic structural view of a second compact of the present invention;
FIG. 6 is a schematic structural view of a mid-support assembly of the present invention;
FIG. 7 is a schematic front view of a third positioning mechanism of the present invention;
FIG. 8 is a left side view of the structure of FIG. 7;
FIG. 9 is a schematic top view of the structure of FIG. 7;
FIG. 10 is a schematic perspective view of FIG. 7;
in the figure, 1, a bottom plate; 2. a vertical plate; 3. a first head end support block; 4. a first pressing block; 5. a first card slot; 6. an upper positioning block; 7. a lower support sleeve; 8. a support notch; 9. a pin shaft; 10. a movable long hole; 11. connecting blocks; 12. a second head end support block; 13. a tail supporting block; 14. a pin hole avoidance groove; 15. a second pressing block; 16. a base; 17. a head support block; 18. a tail support pin; 19. a middle compression block; 20. a tail pressing block; 21. a support pin avoidance groove; 22. a middle positioning block; 23. pressing the long holes; 24. the compressing block is provided with a long hole; 25. reinforcing rib plates; 26. a servo piston; 27. a head end.
Detailed Description
The principles and features of this invention are described below in conjunction with examples, which are set forth to illustrate, but are not to be construed to limit the scope of the utility model.
As shown in fig. 1 to 10, a servo piston processing and positioning tool includes a first positioning mechanism, where the first positioning mechanism includes a bottom plate 1, a vertical plate 2 disposed on the bottom plate 1, a first head end support block 3, a first press block 4, and a middle support component, the first head end support block 3 is disposed on the vertical plate 2, a first positioning groove for positioning a head end of a servo piston is disposed on the first head end support block 3, the first press block 4 is disposed on the vertical plate 2, a first clamping groove 5 matched with a head portion of the servo piston is disposed on the first press block 4, the middle support component is disposed on the bottom plate 1, and a support notch 8 adapted to a middle portion of the servo piston is disposed on the middle support component.
The lifting mechanism is characterized by further comprising a second positioning mechanism, wherein the second positioning mechanism comprises a second head end supporting block 12 and a tail portion supporting block 13, the second head end supporting block 12 is arranged on the vertical plate 2, a second positioning groove used for positioning the head end of the servo piston is formed in the second head end supporting block 12, the tail portion supporting block 13 is arranged on the bottom plate 1, and a pin hole avoiding groove 14 is formed in the tail portion supporting block 13. After the front of waiting servo piston is processed, need process servo piston's reverse side and servo piston's pinhole, the event needs place servo piston reverse side up on second positioning mechanism, specifically servo piston's head end inserts in the second constant head tank, servo piston's afterbody supports on afterbody supporting shoe 13, in order to guarantee to add the stability of processing man-hour servo piston on the one hand, afterbody supporting shoe 13 supports the bottom at the pinhole, on the other hand damages positioning mechanism when avoiding processing the pinhole, the event afterbody supporting shoe 13's support end has set up the pinhole and has dodged groove 14, in order to satisfy servo piston's processing requirement.
The servo piston positioning mechanism further comprises a third positioning mechanism, the third positioning mechanism comprises a base 16, a head supporting block 17, a pressing block and a tail supporting pin 18, the head supporting block 17 is arranged on the base 16, a supporting groove used for supporting the head of the servo piston is formed in the head supporting block 17, the pressing block is used for pressing the servo piston, and the tail supporting pin 18 is matched with a pin hole of the servo piston. In order to facilitate the positioning of the servo piston during machining, the head end 27 and the tail end of the servo piston both have certain machining allowances, after machining of other parts is completed, the head end and the tail end need to be machined to remove the allowances, so the servo piston can be positioned by the third positioning mechanism, specifically, the head part position of the servo piston is supported by the head part supporting block 17, the head end position of the servo piston is exposed, the tail part positions a pin hole of the servo piston by the tail part supporting pin 18, the tail end position of the servo piston is reserved for machining, the top of the servo piston is compressed by the compressing block, and the servo piston is positioned so as to facilitate the machining of the two ends of the servo piston.
The middle supporting assembly comprises an upper positioning block 6, a lower supporting sleeve 7 and a spring, the supporting notch 8 is V-shaped, the supporting notch 8 is arranged at the upper end of the upper positioning block 6, a pin shaft 9 is arranged at the lower part of the upper positioning block 6, the lower supporting sleeve 7 is arranged on the bottom plate 1, a movable long hole 10 for allowing the pin shaft 9 to move up and down is arranged on the supporting sleeve, and the spring is arranged in the supporting sleeve below the upper positioning block 6. In first draw-in groove 5 was arrived in servo piston's head end cartridge, servo piston's middle part was corrected the fine setting through the cooperation of last locating piece 6, bottom suspension sleeve 7 and spring to the servo piston of location, and servo piston's axis direction is fixed a position to the mode of V-arrangement support notch 8, guarantees the position requirement of servo piston machined surface, corrects the back that targets in place, compresses tightly servo piston on head end supporting shoe and riser 2 through first briquetting 4.
The upper positioning block 6 is provided with a connecting block 11, and the connecting block 11 is connected with the bottom plate 1 through a screw rod. After the machining surface of the servo piston is adjusted in place, the connection between the connecting block 11 and the bottom plate 1 is realized through the screw rod, and the positioning accuracy of the servo piston to be machined is further ensured so as to meet the requirement of the position precision of the machining surface of the servo piston.
The second positioning mechanism further comprises a second pressing block 15, one end of the second pressing block 15 is connected with the vertical plate 2, and the other end of the second pressing block is provided with a second clamping groove matched with the head of the servo piston. In order to further ensure the stability of the servo piston during reverse processing, a second pressing block 15 is added, a second clamping groove in the second pressing block 15 is matched with the servo piston, the servo piston can be stably pressed on a second positioning mechanism, the second pressing block 15 can directly adopt a first pressing block 4 of a first positioning mechanism, two pressing blocks can share one pressing block, the cost is saved, and the operation is convenient.
The compact heap includes middle part compact heap 19 and afterbody compact heap 20, middle part compact heap 19 and afterbody compact heap 20 setting respectively are in on the base 16, middle part compact heap 19 compresses tightly on servo piston's middle part, be equipped with on the afterbody compact heap 20 and be used for dodging the supporting pin of afterbody supporting pin 18 dodges groove 21. The middle pressing block 19 acts on the middle of the servo piston, and the tail pressing block 20 is matched with the tail supporting pin 18 to position the servo piston to be processed, so that the positioning stability of the servo piston processing process is further ensured.
A middle positioning block 22 is arranged on the base 16 or the head supporting block 17, and the middle positioning block 22 is supported at the bottom of the middle of the servo piston 26. The middle positioning block 22 is additionally arranged below the middle pressing block 19 to support the servo piston, the middle pressing block 19 acts on the middle of the servo piston to be processed, and in order to guarantee the positioning accuracy of the servo piston and avoid the problem that the servo piston deforms under the action of the pressing block, the middle positioning block 22 can be additionally arranged to support the servo piston from the bottom of the servo piston.
And the first pressing block 4 and the second pressing block 15 are both provided with pressing block strip holes 23 for mounting locking bolts. When the position of the pressing block needs to be adjusted, the position of the pressing block can be moved only by loosening the locking bolt, the adjustment is convenient and fast, the locking bolt can be screwed down to support the servo piston once the position of the servo piston is adjusted in place, and the positioning accuracy of the servo piston is improved.
And the middle pressing block 19 and the tail pressing block 20 are both provided with a pressing block strip hole 24 for mounting a fastening bolt. When the middle pressing block 19 or the tail pressing block 20 needs to be adjusted, the position of the pressing block can be moved only by loosening the fastening bolt, the adjustment is convenient and fast, and once the adjustment is in place, the servo piston can be accurately positioned by tightening the fastening bolt.
And a reinforcing rib plate 25 is also arranged between the vertical plate and the bottom plate 1. Further improving the supporting strength of the supporting plate.
An upper positioning block in a first positioning mechanism in the first sequence is put down to the Z axis to be compressed, the position of a servo piston processing pin shaft is arranged in a movable long hole in a lower supporting sleeve to be positioned, the upper positioning block is loosened, a spring in the lower supporting sleeve supports the upper positioning block to correct the direction of a workpiece, a first pressing block is pressed by a manual fixing bolt to press the part, and one surface, namely the front surface, of the first sequence is processed and positioned; and (3) overturning the part, positioning and pressing by using the head end supporting block and the tail end supporting block in a manner similar to the processing and positioning mode of the processing surface, and positioning the processed processing surface by using the second pressing block to complete processing of the processing hole position and the processing plane.
Then, the parts after the first processing are placed on a third positioning mechanism, the servo piston processing shaft is placed on the head supporting block, the middle positioning block and the tail supporting pin for positioning, the processing pin hole in the parts after the first processing is positioned by the tail supporting pin, the processing plane in the parts after the first processing is positioned by the step on the tail supporting pin, the degree of freedom of the parts is limited, and then the middle pressing block and the tail pressing block are driven and fixed by a manual fixing bolt to position the servo piston in the vertical direction. Compared with the prior art, the utility model makes the part machining possible in a common vertical lathe by using the servo piston positioning tool, gets rid of the limitation that the servo piston can only machine in a five-axis machine tool before, simplifies the machining process and generalizes the machining process.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a servo piston processing location frock, its characterized in that includes first positioning mechanism, first positioning mechanism includes bottom plate (1), sets up riser (2) on bottom plate (1), middle part supporting component, sets up first head end supporting shoe (3) and first briquetting (4) on riser (2), be equipped with the first locating slot that is used for fixing a position servo piston's head end on first head end supporting shoe (3), be equipped with on first briquetting (4) with servo piston's prelude matched with first draw-in groove (5), be equipped with on the middle part supporting component with servo piston's middle part looks adaptation support notch (8).
2. The servo piston machining and positioning tool according to claim 1, further comprising a second positioning mechanism, wherein the second positioning mechanism comprises a second head end supporting block (12) and a tail end supporting block (13), the second head end supporting block (12) is arranged on the vertical plate (2), a second positioning groove for positioning the head end of the servo piston is formed in the second head end supporting block (12), the tail end supporting block (13) is arranged on the bottom plate (1), and a pin hole avoiding groove (14) is formed in the tail end supporting block (13).
3. The servo piston machining and positioning tool according to claim 1 or 2, further comprising a third positioning mechanism, wherein the third positioning mechanism comprises a base (16), a head supporting block (17) arranged on the base (16), a pressing block and a tail supporting pin (18), the head supporting block (17) is arranged on the base (16), a supporting groove for supporting the head of the servo piston is formed in the head supporting block (17), the pressing block is used for pressing the servo piston, and the tail supporting pin (18) is used for supporting a pin hole of the servo piston.
4. The servo piston machining and positioning tool according to claim 1 or 2, wherein the middle supporting assembly comprises an upper positioning block (6), a lower supporting sleeve (7) and a spring, the supporting notch (8) is V-shaped, the supporting notch (8) is arranged at the upper end of the upper positioning block (6), a pin shaft (9) is arranged at the lower part of the upper positioning block (6), the lower supporting sleeve (7) is arranged on the bottom plate (1), a movable long hole (10) for the pin shaft (9) to move up and down is formed in the supporting sleeve, and the spring is arranged in the supporting sleeve below the upper positioning block (6).
5. The servo piston machining and positioning tool according to claim 4, wherein a connecting block (11) is arranged on the upper positioning block (6), and the connecting block (11) is connected with the bottom plate (1) through a screw.
6. The servo piston machining and positioning tool according to claim 2, wherein the second positioning mechanism further comprises a second pressing block (15), the second pressing block (15) is arranged on the vertical plate (2), and a second clamping groove matched with the head of the servo piston is formed in the second pressing block.
7. The servo piston machining and positioning tool according to claim 3, wherein the pressing blocks comprise a middle pressing block (19) and a tail pressing block (20), the middle pressing block (19) and the tail pressing blocks (20) are arranged on the base (16), the middle pressing block (19) is pressed on the middle of the servo piston, and supporting pin avoiding grooves (21) for avoiding the tail supporting pins (18) are formed in the tail pressing block (20).
8. The servo piston machining and positioning tool according to claim 3, wherein a middle positioning block (22) is arranged on the base (16) or the head supporting block (17), and the middle positioning block (22) supports the middle of the servo piston.
9. The servo piston machining and positioning tool as claimed in claim 6, wherein the first pressing block (4) and the second pressing block (15) are provided with pressing block strip holes (23).
10. The servo piston machining and positioning tool according to claim 7, wherein the middle pressing block (19) and the tail pressing block (20) are provided with pressing block long holes (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320470.0U CN216502392U (en) | 2021-12-27 | 2021-12-27 | Servo piston processing location frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123320470.0U CN216502392U (en) | 2021-12-27 | 2021-12-27 | Servo piston processing location frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216502392U true CN216502392U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123320470.0U Active CN216502392U (en) | 2021-12-27 | 2021-12-27 | Servo piston processing location frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216502392U (en) |
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2021
- 2021-12-27 CN CN202123320470.0U patent/CN216502392U/en active Active
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