CN213592263U - Oil pressure drilling clamp for shaft parts - Google Patents
Oil pressure drilling clamp for shaft parts Download PDFInfo
- Publication number
- CN213592263U CN213592263U CN202021829642.XU CN202021829642U CN213592263U CN 213592263 U CN213592263 U CN 213592263U CN 202021829642 U CN202021829642 U CN 202021829642U CN 213592263 U CN213592263 U CN 213592263U
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- mounting base
- base
- oil pressure
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Abstract
The utility model discloses an axle type part oil pressure boring grab, including installation base, setting at the hydraulic pressure seat on installation base top, set up at the top of the inside location of installation base, set up at the inside collet chuck of hydraulic pressure seat. The utility model discloses, can fix the work piece through the mode that one end withstood centre bore one end and carried the excircle during clamping, namely through the centre bore of positioning top location work piece bottom, the work piece is arranged in the collet chuck, the hydraulic means work in the hydraulic pressure seat makes the liquid that supplies from the hydraulic pressure pipe output promote the traveller, make the arc clamp plate of both sides exert force on the collet chuck surface, thereby press from both sides the outer disc of tight work piece, the straightness that hangs down of assurance work piece that this kind of clamping mode can be fine, can ensure the repeated positioning accuracy of a large number of work pieces and make things convenient for the clamping through spring jacket and hydraulic means of high accuracy; and the distance between the positioning center and the spring chuck is adjustable, so that the shaft clamping device is suitable for shaft clamping with different lengths.
Description
Technical Field
The utility model relates to an anchor clamps technical field especially relates to an axle type part oil pressure boring grab.
Background
Clamp-a device used to fix the object to be processed in the process of machine manufacturing to make it occupy the correct position to receive construction or detection, also called fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like.
The commonality of anchor clamps is relatively poor usually, designs according to the size shape of processing work piece mostly, wherein to the anchor clamps of axle type product, because the major axis product is in the course of working that punches, is subject to the influence of product shape, and the product inclines easily after the clamping, appears phenomenon such as hole partially when causing the drilling deep hole for product quality can't obtain guaranteeing, and this way technology manufacturing cost of the higher product of precision is then higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems that long shaft products are inconvenient to clamp and easy to incline, the oil pressure drilling clamp for the shaft parts is convenient to clamp.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an oil pressure drilling clamp for shaft parts comprises a mounting base, a hydraulic seat arranged at the top end of the mounting base, a positioning tip arranged in the mounting base and a spring chuck arranged in the hydraulic seat;
the hydraulic base comprises a hydraulic device arranged inside, a cavity channel is formed in the middle of the hydraulic base, the hydraulic base is movably arranged in the cavity at the top of the mounting base through a lug fixedly arranged at the bottom, and the bottom end face of the hydraulic base is fixedly connected with the top end face of the mounting base;
the positioning center is arranged in a groove cavity at the bottom of the mounting base, and the output end of the positioning center penetrates through the groove cavity at the top of the mounting base in a sliding manner and corresponds to the center of a cavity channel of the hydraulic seat; the spring chuck is arranged in a cavity channel of the hydraulic seat, and arc-shaped pressing plates are arranged at two ends of the side surface of the spring chuck on the hydraulic seat.
As a further description of the above technical solution:
the bottom of the positioning tip is fixedly arranged on a supporting plate arranged in a groove cavity at the bottom of the mounting base, and threaded rods are respectively and rotatably arranged at two ends of the supporting plate.
As a further description of the above technical solution:
two the threaded rod all with the bottom face threaded connection of installation base, and the threaded rod has the spring through the surface cover and the bottom face elastic connection of fagging.
As a further description of the above technical solution:
the side of the two arc-shaped pressing plates is connected with a hydraulic cavity in a sliding mode, the hydraulic cavity is formed in the hydraulic seat, the sliding column is fixedly arranged on the side of the arc-shaped pressing plates, a sliding rod is fixedly arranged on the side of the sliding column, and the output end of a hydraulic pipe arranged in the hydraulic seat is arranged in the hydraulic cavity.
As a further description of the above technical solution:
the two slide bars are all connected with the hydraulic seat in a sliding manner, the hydraulic seat is fixedly provided with a sealing cover on the side face of the joint of the slide bars, and the slide bars are elastically connected with the sealing cover through springs sleeved on the surfaces of the slide bars.
As a further description of the above technical solution:
the center line of the output end of the positioning center is superposed with the central shaft of the spring chuck, and the output end of the positioning center is in extrusion contact with the bottom of a workpiece arranged in the middle of the spring chuck.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. can be through the centre bore of the top location work piece bottom of location, the work piece is arranged in collet chuck, and the hydraulic means work in the hydraulic pressure seat makes the liquid that supplies from the hydraulic pressure pipe output promote the traveller for the arc clamp plate of both sides is at collet chuck surface application of force, thereby presss from both sides the outer disc of tight work piece, and the straightness that hangs down of assurance work piece that this kind of clamping mode can be fine, and the spring jacket that presss from both sides through the high accuracy and hydraulic means can ensure the repeated positioning accuracy of a large number of work pieces and make things convenient for the clamping.
2. The threaded rod is arranged, the threaded rod is convenient to rotate to adjust the distance between the supporting plates and the mounting base, namely the distance between the positioning tip and the spring chuck, and therefore the shaft clamping device is suitable for shaft clamping with different lengths.
Drawings
Fig. 1 shows a schematic overall structure diagram provided according to an embodiment of the present invention;
fig. 2 is an external view of the overall structure provided according to an embodiment of the present invention;
fig. 3 is an enlarged view of a portion of the structure of fig. 1 according to an embodiment of the present invention;
illustration of the drawings:
1. installing a base; 11. mounting a plate; 2. a hydraulic seat; 21. an arc-shaped pressing plate; 22. a traveler; 23. a slide bar; 24. a hydraulic tube; 25. a sealing cover; 3. positioning a centre; 4. a collet chuck; 5. a supporting plate; 51. a threaded rod; 6. a workpiece;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an oil pressure drilling clamp for shaft parts comprises a mounting base 1, a hydraulic seat 2 arranged at the top end of the mounting base 1, a positioning tip 3 arranged inside the mounting base 1, and a spring chuck 4 arranged inside the hydraulic seat 2;
the top and the bottom of the mounting base 1 are both provided with a groove cavity, the bottom of the outer circular surface of the mounting base 1 is fixedly provided with a mounting plate 11, the hydraulic base 2 comprises a hydraulic device arranged inside, the middle part of the hydraulic base 2 is provided with a cavity, the hydraulic base 2 is movably arranged in the groove cavity at the top of the mounting base 1 through a lug fixedly arranged at the bottom, and the bottom end surface of the hydraulic base 2 is fixedly connected with the top end surface of the mounting base 1;
the positioning centre 3 is arranged in a groove cavity at the bottom of the mounting base 1, and the output end of the positioning centre 3 penetrates through the groove cavity at the top of the mounting base 1 in a sliding manner and corresponds to the center of a cavity channel of the hydraulic seat 2; the spring chuck 4 is arranged in a cavity channel of the hydraulic seat 2, and the two ends of the side surface of the spring chuck 4 of the hydraulic seat 2 are respectively provided with an arc-shaped pressing plate 21.
Specifically, as shown in fig. 1, the bottom of the positioning tip 3 is fixedly disposed on a supporting plate 5 disposed in a groove cavity at the bottom of the mounting base 1, and two ends of the supporting plate 5 are respectively rotatably provided with a threaded rod 51.
Specifically, as shown in fig. 1, two threaded rods 51 are both in threaded connection with the bottom end surface of the mounting base 1, and the threaded rods 51 are elastically connected with the bottom end surface of the supporting plate 5 through springs sleeved on the surfaces.
Specifically, as shown in fig. 3, the side surfaces of the two arc-shaped pressing plates 21 are slidably connected with a hydraulic cavity formed inside the hydraulic seat 2 through a sliding column 22 fixedly arranged, a sliding rod 23 is fixedly arranged on the side surface of the sliding column 22, and the output end of a hydraulic pipe 24 arranged inside the hydraulic seat 2 is arranged in the hydraulic cavity.
Specifically, as shown in fig. 3, the two sliding rods 23 are both slidably connected to the hydraulic seat 2, a sealing cover 25 is fixedly disposed on a side surface of the hydraulic seat 2 at a joint of the sliding rods 23, and the sliding rods 23 are elastically connected to the sealing cover 25 through springs sleeved on surfaces of the sliding rods 23.
Specifically, as shown in fig. 1, the center line of the output end of the positioning center 3 coincides with the central axis of the collet chuck 4, and the output end of the positioning center 3 is in pressing contact with the bottom of the workpiece 6 placed in the middle of the collet chuck 4.
The working principle is as follows: when in use, the spring chuck 4 is arranged in the cavity of the hydraulic seat 2, the hydraulic seat 2 and the mounting base 1 are positioned and fixed into an integral structure, so that the center line of the output end of the positioning centre 3 is superposed with the center line of the cavity channel of the hydraulic seat 2, a workpiece 6 is fixed in a mode that one end of the workpiece props against the center hole and the other end of the workpiece clamps the excircle during clamping, namely, a center hole at the bottom of a workpiece 6 is positioned by a positioning center 3, the workpiece 6 is arranged in a spring chuck 4, the hydraulic device in the hydraulic seat 2 works to make the liquid supplied from the output end of the hydraulic pipe 24 push the sliding column 23, so that the arc-shaped pressing plates 21 on the two sides apply force on the surface of the spring chuck 4, thereby clamping the outer circular surface of the workpiece 6, the clamping mode can well ensure the verticality of the workpiece, the repeated positioning precision of a large number of workpieces can be ensured through the high-precision spring jacket 4 and the hydraulic device, and the clamping is convenient; the threaded rod 51 is arranged, so that the threaded rod 51 can be rotated conveniently to adjust the distance between the supporting plate 5 and the mounting base 1, namely the distance between the positioning tip 3 and the spring chuck 4, and the shaft clamping device is suitable for shaft clamping with different lengths.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The oil pressure drilling clamp for the shaft parts is characterized by comprising a mounting base (1), a hydraulic seat (2) arranged at the top end of the mounting base (1), a positioning tip (3) arranged in the mounting base (1), and a spring chuck (4) arranged in the hydraulic seat (2);
the hydraulic mounting device comprises a mounting base (1), a hydraulic base (2) and a mounting plate (11), wherein the top and the bottom of the mounting base (1) are both provided with a groove cavity, the bottom of the outer circular surface of the mounting base (1) is fixedly provided with the mounting plate (11), the hydraulic base (2) comprises a hydraulic device arranged inside, the middle part of the hydraulic base (2) is provided with a cavity channel, the hydraulic base (2) is movably arranged in the groove cavity at the top of the mounting base (1) through a lug fixedly arranged at the bottom, and the bottom end surface of the hydraulic base (2) is fixedly connected with the top end surface of the mounting base (;
the positioning center (3) is arranged in a groove cavity at the bottom of the mounting base (1), and the output end of the positioning center (3) penetrates through the groove cavity at the top of the mounting base (1) in a sliding manner and corresponds to the center of a cavity channel of the hydraulic seat (2); the spring chuck (4) is arranged in a cavity channel of the hydraulic seat (2), and arc-shaped pressing plates (21) are arranged at two ends of the side surface of the spring chuck (4) of the hydraulic seat (2).
2. The oil pressure drilling clamp for the shaft parts according to claim 1, wherein the bottom of the positioning tip (3) is fixedly arranged on a supporting plate (5) arranged in a groove cavity at the bottom of the mounting base (1), and two ends of the supporting plate (5) are respectively provided with a threaded rod (51) in a rotating manner.
3. The oil pressure drilling jig for the shaft parts as claimed in claim 2, wherein the two threaded rods (51) are in threaded connection with the bottom end surface of the mounting base (1), and the threaded rods (51) are elastically connected with the bottom end surface of the supporting plate (5) through springs sleeved on the surfaces of the threaded rods.
4. The oil pressure drilling clamp for the shaft parts according to claim 1, wherein the side surfaces of the two arc-shaped pressing plates (21) are in sliding connection with a hydraulic cavity formed in the hydraulic base (2) through a sliding column (22) fixedly arranged, a sliding rod (23) is fixedly arranged on the side surface of the sliding column (22), and the output end of a hydraulic pipe (24) arranged in the hydraulic base (2) is arranged in the hydraulic cavity.
5. The oil pressure drilling clamp for the shaft parts according to claim 4, wherein the two sliding rods (23) are connected with the hydraulic seat (2) in a sliding mode, a sealing cover (25) is fixedly arranged on the side face, at the joint of the sliding rods (23), of the hydraulic seat (2), and the sliding rods (23) are elastically connected with the sealing cover (25) through springs sleeved on the surfaces of the sliding rods.
6. The oil pressure drilling clamp for the shaft parts according to claim 1, wherein the center line of the output end of the positioning center (3) is coincident with the central axis of the collet chuck (4), and the output end of the positioning center (3) is in pressing contact with the bottom of the workpiece (6) arranged in the middle of the collet chuck (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829642.XU CN213592263U (en) | 2020-08-27 | 2020-08-27 | Oil pressure drilling clamp for shaft parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829642.XU CN213592263U (en) | 2020-08-27 | 2020-08-27 | Oil pressure drilling clamp for shaft parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213592263U true CN213592263U (en) | 2021-07-02 |
Family
ID=76586354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021829642.XU Active CN213592263U (en) | 2020-08-27 | 2020-08-27 | Oil pressure drilling clamp for shaft parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213592263U (en) |
-
2020
- 2020-08-27 CN CN202021829642.XU patent/CN213592263U/en active Active
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