CN212735140U - Pin shaft positioning clamp for four-axis machining center - Google Patents
Pin shaft positioning clamp for four-axis machining center Download PDFInfo
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- CN212735140U CN212735140U CN202021433700.7U CN202021433700U CN212735140U CN 212735140 U CN212735140 U CN 212735140U CN 202021433700 U CN202021433700 U CN 202021433700U CN 212735140 U CN212735140 U CN 212735140U
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- pressing plate
- horizontal pressing
- anchor clamps
- axis machining
- machining center
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Abstract
The utility model belongs to round pin axle manufacturing field, concretely relates to round pin axle positioning fixture for four-axis machining center, fourth axis including four-axis machining center, characterized by still includes anchor clamps base, horizontal pressing plate and pneumatic cylinder, the anchor clamps base links to each other with the fourth axis, and anchor clamps base top surface is equipped with a plurality of V-arrangement grooves that are parallel to each other that hold the round pin axle, and the V-arrangement groove is perpendicular with the fourth axis, and the one end in V-arrangement groove is equipped with positioning baffle, and horizontal pressing plate sets up the top at anchor clamps base top surface, and the pneumatic cylinder setting is in the below of anchor clamps base bottom surface, and horizontal pressing plate links to each other with the output of pneumatic cylinder, and in operation, horizontal pressing plate receives the round pin axle pressure that the pneumatic cylinder effect will be processed down. When the clamp is used, the pin shaft is fixed by pressing the pin shaft downwards in the v-shaped groove on the clamp seat body by using the horizontal pressing plate driven by the hydraulic cylinder, and the pin shaft is positioned by using the positioning baffle plate. The positioning clamp is convenient to clamp, accurate in positioning and good in universality.
Description
Technical Field
The utility model belongs to round pin axle manufacturing field, concretely relates to round pin axle positioning fixture for four-axis machining center.
Background
A large number of positions on a part of a pin shaft type need to be milled and drilled, the part is machined by a common drilling and milling method, a vice is used for positioning and clamping, and a large amount of time is spent on clamping the part. Because the pin shaft type parts are not large, the workload of drilling and milling is not large, and the clamping time and the part processing time are usually about the same. And the part is clamped for many times, the positioning reference is changed, and the machining error is easily caused. The device is required to be designed, the clamping is convenient, the positioning is accurate, the universality is good, different types of pin shafts can be processed, and the drilling and milling processing of the pin shafts can be completed by one-time clamping. Therefore, the clamping time can be shortened, and the machining precision can be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a to current anchor clamps, can not satisfy current processing demand, provide a round pin axle positioning fixture for four-axis machining center.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
the utility model provides a round pin axle positioning fixture for four-axis machining center, includes four-axis machining center's fourth shaft, still includes anchor clamps base, horizontal pressing plate and pneumatic cylinder, the anchor clamps base links to each other with the fourth shaft, and anchor clamps base top surface is equipped with a plurality of V-arrangement grooves that are parallel to each other that hold the round pin axle, and the V-arrangement groove is perpendicular with the axial of fourth shaft, and the one end in V-arrangement groove is equipped with the positioning baffle, and horizontal pressing plate sets up the top at anchor clamps base top surface, and the pneumatic cylinder sets up the below in anchor clamps base bottom surface, and horizontal pressing plate links to each other with the output of pneumatic cylinder, and during operation, horizontal pressing plate receives the round pin axle pressure that the pneumatic cylinder effect. Furthermore, a compression spring is arranged between the horizontal pressing plate and the clamp base.
Further, the compression spring is arranged on a piston rod of the hydraulic cylinder.
Furthermore, every two V-shaped grooves are correspondingly provided with a horizontal pressing plate.
Further, the horizontal pressing plate is an I-shaped pressing plate.
Further, the number of the V-shaped grooves is 4-8.
When the pin shaft positioning clamp for the four-axis machining center is used, firstly, the hydraulic cylinder drives the horizontal pressing plate to ascend, a pin shaft to be machined is placed in the V-shaped groove, one end of the pin shaft abuts against the positioning baffle to be axially positioned, the hydraulic cylinder drives the horizontal pressing plate to descend until the horizontal pressing plate presses the pin shaft, the pin shaft is radially positioned by means of the bearing force of two clamping walls of the V-shaped groove and the pressure of the horizontal pressing plate, the pin shaft is clamped and positioned, at the moment, one side of the pin shaft can be machined, the side face milling, the R groove milling and the drilling process are completed by replacing a cutter, then, the fourth shaft rotates 90 degrees towards the direction at one end of the positioning baffle, and the processes of drilling and tapping one end face of the pin shaft.
The utility model discloses a round pin axle positioning fixture clamping for four-axis machining center is convenient, fixes a position accurately, and the commonality is good, can process different types of round pin axle to, it can once the many round pin axles of clamping, accomplishes the brill of round pin axle and mills processing. The device can shorten the time of clamping, also can guarantee the precision of processing simultaneously.
Drawings
Fig. 1 is a working state diagram of a pin shaft positioning fixture for a four-axis machining center according to an embodiment of the present invention;
fig. 2 is a top view of the pin shaft positioning fixture for a four-axis machining center according to an embodiment of the present invention;
fig. 3 is the assembly schematic diagram of the spring and the i-shaped pressing plate on the piston rod of the hydraulic cylinder of the embodiment of the present invention.
In the figure, 1, the fourth axis; 2. a clamp base; 2-1. V-shaped groove; 2-2, positioning a baffle; 3. a hydraulic cylinder; 3-1, a piston rod; 4. h-shaped pressing plates; 5. a compression spring; 6. a pin shaft; 7. and (4) a cutter.
The fourth shaft of the four-shaft machining center in the technical scheme is a rotating shaft.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the preferred embodiments.
Referring to fig. 1 to 3, a pin shaft positioning fixture for a four-axis machining center comprises a fourth axis 1 of the four-axis machining center, and further comprises a fixture base 2, an i-shaped pressing plate 4 and a hydraulic cylinder 3, wherein the fixture base 2 is connected with the fourth axis 1, the top surface of the fixture base 1 is provided with 6V-shaped grooves 2-1 which are parallel to each other, the V-shaped grooves 2-1 are perpendicular to the axial direction of the fourth axis 1, one end of each V-shaped groove 2-1 is provided with a positioning baffle 2-2, the i-shaped pressing plate 4 is arranged above the top surface of the fixture base 2, each two V-shaped grooves 2-1 are correspondingly provided with one i-shaped pressing plate 4, the hydraulic cylinder 3 is arranged below the bottom surface of the fixture base 2, the i-shaped pressing plate 4 is connected with a piston rod 3-1 of the hydraulic cylinder 3, in this embodiment, the piston rod 3-1 penetrates, the compression spring 5 is compressed between the H-shaped pressing plate 4 and the clamp base 2, the H-shaped pressing plate 4 can be lifted under the drive of the hydraulic cylinder 3, the compression spring 5 is used for buffering the pressure of the H-shaped pressing plate 4 on the pin shaft 6 to be processed, in operation, the H-shaped pressing plate 4 is driven by the hydraulic cylinder 3 to press the pin shaft 6 to be processed in the V-shaped groove 2-1, one end of the pin shaft 6 is tightly abutted to the positioning baffle 2-2, the V-shaped groove 2-1 is used for bearing the pin shaft 6, the pin shaft positioning clamp can clamp the pin shafts 6 with different outer diameters, the pin shaft 6 is tightly pressed by the H-shaped pressing plate 4, the area for shielding the pin shaft 6 is favorably reduced, the processing surface is increased, the H-shaped pressing plates 4 with different specifications can be replaced according to the processing requirements of the pin shafts 6 with different.
Claims (6)
1. The utility model provides a round pin axle positioning fixture for four-axis machining center, includes four-axis machining center's fourth shaft, characterized in that, still includes anchor clamps base, horizontal pressing plate and pneumatic cylinder, the anchor clamps base links to each other with the fourth shaft, and anchor clamps base top surface is equipped with a plurality of V-arrangement grooves that are parallel to each other that hold the round pin axle, and the V-arrangement groove is perpendicular with the fourth shaft, and the one end in V-arrangement groove is equipped with the positioning baffle, and horizontal pressing plate sets up the top at anchor clamps base top surface, and the pneumatic cylinder setting is in the below of anchor clamps base bottom surface, and horizontal pressing plate links to each other with the output of pneumatic cylinder, and during operation, horizontal pressing plate receive the round pin axle pressure that the.
2. The pin roll positioning jig for the four-axis machining center as claimed in claim 1, wherein a compression spring is provided between the horizontal pressing plate and the jig base.
3. The pin positioning jig for four-axis machining centers as claimed in claim 2, wherein the compression spring is provided on a piston rod of the hydraulic cylinder.
4. The pin positioning jig for four-axis machining centers as claimed in claim 1, wherein a horizontal pressing plate is provided for every two V-shaped grooves.
5. The pin positioning jig for a four-axis machining center as claimed in claim 4, wherein the horizontal pressing plate is an i-shaped pressing plate.
6. The pin positioning jig for a four-axis machining center as claimed in claim 1, wherein the number of the V-shaped grooves is 4 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021433700.7U CN212735140U (en) | 2020-07-21 | 2020-07-21 | Pin shaft positioning clamp for four-axis machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021433700.7U CN212735140U (en) | 2020-07-21 | 2020-07-21 | Pin shaft positioning clamp for four-axis machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212735140U true CN212735140U (en) | 2021-03-19 |
Family
ID=75037035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021433700.7U Active CN212735140U (en) | 2020-07-21 | 2020-07-21 | Pin shaft positioning clamp for four-axis machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212735140U (en) |
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2020
- 2020-07-21 CN CN202021433700.7U patent/CN212735140U/en active Active
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