CN212169243U - Hydraulic gear grinding clamp - Google Patents
Hydraulic gear grinding clamp Download PDFInfo
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- CN212169243U CN212169243U CN202020761582.6U CN202020761582U CN212169243U CN 212169243 U CN212169243 U CN 212169243U CN 202020761582 U CN202020761582 U CN 202020761582U CN 212169243 U CN212169243 U CN 212169243U
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- gear grinding
- piston rod
- oil
- hydraulic gear
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Abstract
The utility model discloses a hydraulic pressure gear grinding anchor clamps include the anchor clamps body, the anchor clamps body is from left to right including installing section, spacing section and the section of cup jointing that connects gradually, the cover is equipped with the elastic sleeve in the section of cup jointing, be provided with the part on the elastic sleeve, the anchor clamps are internal to be provided with logical chamber along its axial, lead to the intracavity and be provided with the piston rod, the inner of piston rod is provided with the piston, the outer end of piston rod is provided with the pole that connects, be provided with the oiling mouth in the spacing section, be provided with the end cap in the oiling mouth, leave the clearance between the outer wall of piston rod and the inner wall of the section of cup jointing and form transition oil pocket, be provided with the oil storage chamber between the inner wall of elastic sleeve and the outer wall of the section of cup jointing, be provided with first oil circuit between oiling. The utility model relates to a hydraulic pressure gear grinding anchor clamps have the clamping precision height, can satisfy batch processing, effectively improve production efficiency's advantage.
Description
Technical Field
The utility model belongs to the technical field of the gear grinding processing, concretely relates to hydraulic pressure gear grinding anchor clamps.
Background
The grinding is a technology for machining the tooth surface of a cutter such as a cylindrical gear or certain gears (helical gear, bevel gear and the like) by using a grinding tool such as a grinding wheel and the like, and is mainly used for eliminating deformation after heat treatment and improving the precision of the gears. The gear grinding machine is a metal cutting machine tool for finishing gear, and uses grinding wheel as cutter to grind the tooth surface of gear which has been machined so as to raise accuracy and surface smoothness of gear. In the process of gear grinding, a gear grinding clamp is used for clamping a part, and a machine tool carries out machining according to a set program. The existing gear grinding clamp adopts a mechanical manual clamping mode, is complex in structure, low in clamping precision, incapable of meeting batch processing and low in production efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydraulic pressure gear grinding anchor clamps to the structure that proposes in solving above-mentioned background art is complicated, the clamping precision is low, can't satisfy the problem that batch processing, production efficiency are low.
In order to achieve the above object, the utility model provides a following technical scheme: including the anchor clamps body, the anchor clamps body is from left to right including installing section, spacing section and the section of cup jointing that connects gradually, the cover is equipped with the elastic sleeve in the section of cup jointing, be provided with the part on the elastic sleeve, the internal chamber that leads to that is provided with along its axial of anchor clamps, lead to the intracavity and be provided with the piston rod, the inner of piston rod is provided with the piston, the outer end of piston rod is provided with the pole that connects, be provided with the oiling mouth in the spacing section, be provided with the end cap in the oiling mouth, leave the clearance between the outer wall of piston rod and the inner wall of the section of cup jointing and form transition oil pocket, be provided with the oil storage chamber between the inner wall of elastic sleeve and the outer wall of the section of cup jointing, be provided with first oil circuit.
A first O-shaped ring is arranged between the piston rod and the mounting section.
The first O-shaped ring is a nitrile rubber O-shaped ring.
And a second O-shaped ring is arranged between the piston and the sleeving section.
And the second O-shaped ring is a nitrile rubber O-shaped ring.
The mounting section and the limiting section are disc-shaped, and the sleeving section is cylindrical.
The diameters of the mounting section, the limiting section and the sleeving section are gradually reduced.
And the inner hole of the elastic sleeve is in interference fit with the outer circle of the sleeve joint section.
The mounting section is connected with the gear grinding machine through a fixing bolt which rotates leftwards.
And a boss is arranged on the left side of the mounting section.
Compared with the prior art, the utility model provides a hydraulic pressure gear grinding anchor clamps possesses following beneficial effect:
the utility model relates to a hydraulic pressure gear grinding anchor clamps simple structure, clamping precision are high, can satisfy batch processing, effectively improve production efficiency.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a hydraulic gear grinding fixture provided by the present invention;
in the figure:
1. a clamp body; 1.1, mounting a section; 1.2, a limiting section; 1.3, a sleeving section;
2. an elastic sleeve;
3. a piston rod;
4. a piston;
5. a connecting rod;
6. an oil filling port;
7. a transition oil cavity;
8. an oil storage chamber;
9. a first oil passage;
10. a second oil passage;
11. a plug;
12. a first O-ring;
13. a second O-ring;
14. fixing the bolt;
15. a part;
16. and (4) a boss.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a hydraulic gear grinding clamp comprises a clamp body 1 which is transversely arranged, wherein the clamp body 1 comprises an installation section 1.1, a limiting section 1.2 and a sleeving section 1.3 which are sequentially connected from left to right, an elastic sleeve 2 is sleeved on the sleeving section 1.3, a part 15 is arranged on the elastic sleeve 2, a through cavity is arranged in the clamp body 1 along the axial direction of the clamp body, a piston rod 3 is arranged in the through cavity, a piston 4 is arranged at the inner end of the piston rod 3, a connecting rod 5 is arranged at the outer end of the piston rod 3, an oil filling port 6 is arranged on the limiting section 1.2, a plug 11 is arranged in the oil filling port 6, a gap is reserved between the outer wall of the piston rod 3 and the inner wall of the sleeving section 1.3 to form a transition oil cavity 7, an oil storage cavity 8 is arranged between the inner wall of the elastic sleeve 2 and the outer wall of the sleeving section 1.3, and a first oil way 9 which is vertically arranged is, a second oil way 10 which is vertically arranged is arranged between the transition oil cavity 7 and the oil storage cavity 8;
a first O-shaped ring 12 is arranged between the piston rod 3 and the mounting section 1.1;
a second O-shaped ring 13 is arranged between the piston 4 and the sleeve joint section 1.3;
the first O-shaped ring 12 and the second O-shaped ring 13 are nitrile rubber O-shaped rings;
the mounting section 1.1 and the limiting section 1.2 are disc-shaped, the sleeving section 1.3 is cylindrical, and the diameters of the mounting section 1.1, the limiting section 1.2 and the sleeving section 1.3 are gradually reduced;
the inner hole of the elastic sleeve 2 is in interference fit with the excircle of the sleeve joint section 1.3;
the first oil path 9 is arranged in the limiting section 1.2, and the second oil path 10 is arranged in the sleeving section 1.3;
the mounting section 1.1 is connected with a gear grinding machine through a fixing bolt 14 which rotates leftwards;
the left side of the mounting section 1.1 is provided with a boss 16.
The using method comprises the following steps:
firstly, sleeving an elastic sleeve on a fixture body, opening a plug, adding mechanical oil into an oil filling port, sealing the plug after the oil filling port is filled with the mechanical oil, and fixing the combined fixture on a gear grinding machine through a fixing bolt;
secondly, before use, a check ring (the size of an inner hole of the check ring is the same as that of an inner hole of the part) is sleeved on the excircle of the spring sleeve, and one end face of the check ring is abutted to the limiting section of the clamp body;
and thirdly, the piston rod moves leftwards by the hydraulic force traction connecting rod, the inner cavity of the elastic sleeve expands towards the outer circle under the action of the sealed hydraulic oil, an outward supporting force is applied to the inner hole of the check ring to play a role in positioning and fixing, the outer circle end face of the check ring is subjected to surface beating to check the precision of the clamp after the check ring is fixed, the hydraulic pressure is cut off after the check ring is qualified, and the check ring is removed to formally process batch parts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a hydraulic pressure gear grinding anchor clamps which characterized in that: comprises a clamp body (1), the clamp body (1) comprises an installation section (1.1), a limiting section (1.2) and a sleeve joint section (1.3) which are sequentially connected from left to right, an elastic sleeve (2) is sleeved on the sleeve joint section (1.3), a part (15) is arranged on the elastic sleeve (2), a through cavity is arranged in the clamp body (1) along the axial direction of the clamp body, a piston rod (3) is arranged in the through cavity, a piston (4) is arranged at the inner end of the piston rod (3), a connecting rod (5) is arranged at the outer end of the piston rod (3), an oil filling port (6) is arranged on the limiting section (1.2), a plug (11) is arranged in the oil filling port (6), a gap is left between the outer wall of the piston rod (3) and the inner wall of the sleeve joint section (1.3) to form a transition oil cavity (7), and an oil storage cavity (8) is arranged between the inner wall of the elastic sleeve joint section (, a first oil way (9) is arranged between the oil filling port (6) and the transition oil cavity (7), and a second oil way (10) is arranged between the transition oil cavity (7) and the oil storage cavity (8).
2. A hydraulic gear grinding clamp according to claim 1, wherein: a first O-shaped ring (12) is arranged between the piston rod (3) and the mounting section (1.1).
3. A hydraulic gear grinding clamp according to claim 2, wherein: the first O-shaped ring (12) is a nitrile rubber O-shaped ring.
4. A hydraulic gear grinding clamp according to claim 1, wherein: and a second O-shaped ring (13) is arranged between the piston (4) and the sleeve joint section (1.3).
5. A hydraulic gear grinding clamp according to claim 4, wherein: the second O-shaped ring (13) is a butadiene-acrylonitrile rubber O-shaped ring.
6. A hydraulic gear grinding clamp according to claim 1, wherein: installation section (1.1) and spacing section (1.2) are discoid, cup joint section (1.3) and are cylindricly.
7. A hydraulic gear grinding clamp according to claim 5, wherein: the diameters of the mounting section (1.1), the limiting section (1.2) and the sleeving section (1.3) are gradually reduced.
8. A hydraulic gear grinding clamp according to claim 1, wherein: the inner hole of the elastic sleeve (2) is in interference fit with the excircle of the sleeve joint section (1.3).
9. A hydraulic gear grinding clamp according to claim 1, wherein: the mounting section (1.1) is connected with the gear grinding machine through a fixing bolt (14) which rotates leftwards.
10. A hydraulic gear grinding clamp according to claim 1, wherein: a boss (16) is arranged on the left side of the mounting section (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761582.6U CN212169243U (en) | 2020-05-09 | 2020-05-09 | Hydraulic gear grinding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020761582.6U CN212169243U (en) | 2020-05-09 | 2020-05-09 | Hydraulic gear grinding clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212169243U true CN212169243U (en) | 2020-12-18 |
Family
ID=73775448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020761582.6U Active CN212169243U (en) | 2020-05-09 | 2020-05-09 | Hydraulic gear grinding clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212169243U (en) |
-
2020
- 2020-05-09 CN CN202020761582.6U patent/CN212169243U/en active Active
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