CN209157310U - A kind of gear grinding clamp - Google Patents
A kind of gear grinding clamp Download PDFInfo
- Publication number
- CN209157310U CN209157310U CN201822008103.9U CN201822008103U CN209157310U CN 209157310 U CN209157310 U CN 209157310U CN 201822008103 U CN201822008103 U CN 201822008103U CN 209157310 U CN209157310 U CN 209157310U
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- CN
- China
- Prior art keywords
- piston
- conical drogue
- elastic conical
- gear grinding
- clamp body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of gear grinding clamp, belongs to field of mechanical technique.It solves the problems, such as that existing gear grinding clamp was easy to produce and positions and keep positioning accuracy not high.A kind of this gear grinding clamp, including clamp body, piston and elastic conical drogue are equipped in clamp body, the inner end of elastic conical drogue is fixedly connected with piston, piston is able to drive the movement of elastic conical drogue axial reciprocating, and floating ring is equipped between the outer end of clamp body and the elastic conical drogue, and the inner end of floating ring is resisted against on clamp body, the outer end of floating ring has inner conical surface, and the outer end of elastic conical drogue has male cone (strobilus masculinus) and inner conical surface can stick on male cone (strobilus masculinus).A kind of this gear grinding clamp has the advantages that be not likely to produce positioning and positioning accuracy is high.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of fixture, especially a kind of gear grinding clamp.
Background technique
Gear is common power transmission component, the transmitting of power on different motion direction is commonly used in, with automobile industry
The demand of fast development, gear is also increasing.In the production process of gear, it is ensured that workpiece in process can not be certainly
Main movement and rotation, so the positioning to workpiece is extremely important.But current positioning device structure is relatively complicated, and
Step up the ineffective of positioning, causes the defect rate of gear hobbing larger.
A kind of hydraulic jig for gear hobbing machine mechanism as disclosed in Chinese patent literature (application number: 201220269195.6), packet
The cylinder body connecting with gear hobbing machine worktable is included, inlet connector is installed on its external mounting oil inlet circle, oil inlet circle and is gone out
Oil connection, piston rod connect with pull rod and are arranged in the cylinder body, spring are equipped in underpart of the piston rod, in gear hobbing is top
Equipped with the elastic expansion-sleeve cooperated with pull rod.Pull rod is in back taper, and upper diameter is greater than the diameter of elastic expansion-sleeve, and lower diameter is less than
The diameter of elastic expansion-sleeve.But the pull rod and elastic expansion-sleeve are that rigidity is fixedly connected with, therefore when elastic expansion-sleeve clamps workpiece and top same
When press workpiece end when, be easy to produce positioning, and kept positioning accuracy not high.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes one kind and was not likely to produce positioning
And the gear grinding clamp that positioning accuracy is high.
The purpose of this utility model can be realized by the following technical scheme: a kind of gear grinding clamp, including clamp body, described
Clamp body in be equipped with piston and elastic conical drogue, the inner end of the elastic conical drogue is fixedly connected with the piston, described
It is mobile that piston is able to drive the elastic conical drogue axial reciprocating, which is characterized in that the outer end of the clamp body and described
Floating ring is equipped between elastic conical drogue, the inner end of the floating ring is resisted against on the clamp body, the floating ring
Outer end has inner conical surface, the outer end of the elastic conical drogue has male cone (strobilus masculinus) and the inner conical surface can stick on it is described outer
On the conical surface.
When positioning workpiece, one end of workpiece is inserted into elastic conical drogue, top end is made to press against the end of workpiece
Portion passes through elastic conical drogue fixture when extruding between male cone (strobilus masculinus) and inner conical surface by piston driving elastic conical drogue toward medial movement
One end of workpiece makes elastic conical drogue clamping workpiece, since floating ring is set on the outside of elastic conical drogue, keeps floating ring adaptive
It is mobile, it avoids and crossing for workpiece is positioned, improve positioning accuracy and service life.
In a kind of above-mentioned gear grinding clamp, the top and described top and work is fixed on the clamp body
Plug coaxial arrangement, it is described top to sequentially pass through piston and elastic conical drogue and the top outer end is located at the elasticity
In tapered sleeve.It is top to sequentially pass through piston, elastic conical drogue, there is preferable concentricity, improve positioning accuracy.
In a kind of above-mentioned gear grinding clamp, the outer end of the piston has the connecting column of coaxial arrangement, the company
The outer end for connecing column has internal screw thread, and the inner end of the elastic conical drogue has the external screw thread to match with the internal screw thread.Bullet
Property tapered sleeve with connect male screw and be fixedly connected with, preferably and be convenient for the relative position of regulating piston and elastic conical drogue with connection effect,
The purpose for realizing adjustment coupling mechanism force, has the advantages that easy to adjust and structure is relatively simple.
In a kind of above-mentioned gear grinding clamp, the lateral wall of the piston is equipped with positioning groove one, the connection
The lateral wall of column is equipped with positioning groove two, is equipped with sealing ring in the positioning groove one and the positioning groove two.
Using above-mentioned setting, piston and connecting column and clamp body is made to form preferable sealing.
In a kind of above-mentioned gear grinding clamp, the lateral wall of the elastic conical drogue be equipped with several perforative segmentation notches and
The segmentation notch is uniformly arranged centered on the axis of the elastic conical drogue.
In a kind of above-mentioned gear grinding clamp, the side wall of the clamp body is equipped with location hole, and the positioning hole is set
There is positioning pin and the inner end of the positioning pin is in the segmentation notch.The inner end of positioning pin is embedded in segmentation notch,
The rotation of elastic conical drogue is avoided, there is preferable locating effect and structure is relatively simple.
In a kind of above-mentioned gear grinding clamp, the other end of the clamp body connection tapered sleeve has flange body, described
Flange body is connected in the other end of the clamp body.By flange body, convenient for the cavity of clamp body is blocked, while convenient for
Lathe is connected.
In a kind of above-mentioned gear grinding clamp, the piston by the cavity of the clamp body be divided into cavity one and
Cavity two, the clamp body and flange body are equipped with the oil circuit one that is connected with cavity one and are connected with cavity two
The outer end of oil circuit two, the oil circuit one and oil circuit two is located on the outer end face of the flange body.Pass through oil circuit one and oil
The outer end of the injection pressure oil in cavity one and cavity two of road two, oil circuit one and oil circuit two is located on the outer end face of flange body, has
Have the advantages that structure is simple and access oil circuit is more convenient.
Compared with prior art, a kind of this gear grinding clamp has the advantage that
1, by piston driving elastic conical drogue toward medial movement, pass through elastic cone when extruding between male cone (strobilus masculinus) and inner conical surface
One end of sleeve clamp workpiece makes elastic conical drogue clamping workpiece, since floating ring is set on the outside of elastic conical drogue, enables floating ring
It is adaptive mobile, it avoids and crossing for workpiece is positioned, improve positioning accuracy and service life;
2, elastic conical drogue is fixedly connected with male screw is connect, and is had connection effect preferably and is convenient for regulating piston and elastic conical drogue
Relative position, realize adjustment coupling mechanism force purpose, have the advantages that easy to adjust and structure is relatively simple;
3, the inner end of positioning pin avoids the rotation of elastic conical drogue in segmentation notch, has preferable locating effect
And structure is relatively simple.
Detailed description of the invention
Fig. 1 is a kind of this stereoscopic schematic diagram of gear grinding clamp.
Fig. 2 is a kind of this schematic cross-sectional view of gear grinding clamp.
Fig. 3 is a kind of this stereoscopic schematic diagram of the elastic conical drogue of gear grinding clamp.
In figure, 1, clamp body;1a, cavity one;1b, cavity two;2, piston;2a, connecting column;3, elastic conical drogue;3a, segmentation
Notch;3b, male cone (strobilus masculinus);4, floating ring;4a, inner conical surface;5, positioning pin;6, flange body;7, oil circuit one;8, oil circuit two;9, workpiece.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figures 1 to 3, a kind of gear grinding clamp, including clamp body 1, clamp body 1 is interior to be equipped with piston 2 and elastic conical drogue
3, inner end and the piston 2 of elastic conical drogue 3 are fixedly connected with, and piston 2 is able to drive 3 axial reciprocating of elastic conical drogue and moves, outside clamp body 1
Floating ring 4 is equipped between end and elastic conical drogue 3, the inner end of floating ring 4 is resisted against on clamp body 1, and the outer end of floating ring 4 has interior
The outer end of conical surface 4a, elastic conical drogue 3 have male cone (strobilus masculinus) 3b and inner conical surface 4a can be sticked on male cone (strobilus masculinus) 3b.The outer end of piston 2
The outer end of connecting column 2a with coaxial arrangement, connecting column 2a have internal screw thread, and the inner end of elastic conical drogue 3 has and internal screw thread phase
Matched external screw thread and connecting column 2a is fixedly connected with 3 screw thread of elastic conical drogue.
Be fixed on clamp body 1 it is top and it is top be coaxially disposed with piston 2, it is top sequentially pass through piston 2, connecting column 2a with
And elastic conical drogue 3, top outer end are located in elastic conical drogue 3, have preferable concentricity, improve positioning accuracy.
The lateral wall of piston 2 is equipped with positioning groove one, and the lateral wall of connecting column 2a is equipped with positioning groove two, positions recessed
It is equipped with sealing ring in slot one and the positioning groove two, forms piston 2 and connecting column 2a with clamp body 1 preferable close
Envelope.
The lateral wall of elastic conical drogue 3 is equipped with several perforative segmentation notch 3a, divides notch 3a with the axis of elastic conical drogue 3
Centered on be uniformly arranged.The side wall of clamp body 1 is equipped with location hole, and positioning hole is equipped with positioning pin 5 and the inner end of positioning pin 5 is embedded in
Divide in notch 3a.
The other end that clamp body 1 connects tapered sleeve has flange body 6, and flange body 6 is connected in the other end of clamp body 1, is convenient for
The cavity of clamp body 1 is blocked, while convenient for being connected with lathe.Piston 2 by the cavity of clamp body 1 be divided into one 1a of cavity and
Two 1b of cavity, clamp body 1 and flange body 6 are equipped with one 1a of the cavity oil circuit 1 being connected and are connected with two 1b of cavity
The outer end of logical oil circuit 28, oil circuit 1 and oil circuit 28 is located on the outer end face of flange body 6.Pass through oil circuit 1 and oil circuit two
8 toward injection pressure oil in one 1a of cavity and two 1b of cavity, and the outer end of oil circuit 1 and oil circuit 28 is located at the outer end face of flange body 6
On, have the advantages that structure is simple and access oil circuit is more convenient.
When positioning workpiece 9, one end of workpiece 9 is inserted into elastic conical drogue 3, top end is made to press against workpiece 9
End, by by oil circuit 1 in one 1a of cavity injection pressure oil, push piston 2 to drive the sidesway inside of elastic conical drogue 3
It is dynamic, by one end of 3 clamp workpiece 9 of elastic conical drogue when extruding between male cone (strobilus masculinus) 3b and inner conical surface 4a, clamp elastic conical drogue 3
Workpiece 9 enables floating ring 4 adaptively to move, avoids to workpiece 9 since floating ring 4 is set in 3 outside of elastic conical drogue
Cross positioning, improve positioning accuracy and service life, after processing, by oil circuit 28 in two 1b of cavity injection pressure
Oil pushes piston 2 that elastic conical drogue 3 is driven to be moved to the outside, and 3 elastic reset of elastic conical drogue unclamps workpiece, removes workpiece 9.
The inner end of positioning pin 5 avoids the rotation of elastic conical drogue 3 in segmentation notch 3a, has preferable locating effect and structure
It is relatively simple.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although clamp body 1, one 1a of cavity, two 1b of cavity, piston 2, connecting column 2a, elastic conical drogue is used more herein
3, divide notch 3a, male cone (strobilus masculinus) 3b, floating ring 4, inner conical surface 4a, positioning pin 5, flange body 6, oil circuit 1, oil circuit 28, workpiece 9
Equal terms, but it does not exclude the possibility of using other terms.The use of these items is only for more easily describe to conciliate
Release the essence of the utility model;Being construed as any additional limitation is disagreed with the spirit of the present invention
's.
Claims (8)
1. a kind of gear grinding clamp, including clamp body (1), the clamp body (1) is interior to be equipped with piston (2) and elastic conical drogue (3),
The inner end of the elastic conical drogue (3) is fixedly connected with the piston (2), and the piston (2) is able to drive the elasticity
Tapered sleeve (3) axial reciprocating is mobile, which is characterized in that sets between the outer end and the elastic conical drogue (3) of the clamp body (1)
Have floating ring (4), the inner end of the floating ring (4) is resisted against on the clamp body (1), outside the floating ring (4)
End has inner conical surface (4a), and the outer end of the elastic conical drogue (3) has male cone (strobilus masculinus) (3b) and the inner conical surface (4a) can
It sticks on the male cone (strobilus masculinus) (3b).
2. a kind of gear grinding clamp according to claim 1, which is characterized in that be fixed on the clamp body (1) top
And it is described it is top be coaxially disposed with the piston (2), it is described top to sequentially pass through piston (2) and elastic conical drogue (3)
And the top outer end is located in the elastic conical drogue (3).
3. a kind of gear grinding clamp according to claim 1, which is characterized in that the outer end of the piston (2) has coaxial
The outer end of the connecting column (2a) of setting, the connecting column (2a) has internal screw thread, and the inner end of the elastic conical drogue (3) has
The external screw thread to match with the internal screw thread.
4. a kind of gear grinding clamp according to claim 3, which is characterized in that the lateral wall of the piston (2) is equipped with
Positioning groove one, the lateral wall of the connecting column (2a) are equipped with positioning groove two, the positioning groove one and described
Sealing ring is equipped in positioning groove two.
5. a kind of gear grinding clamp according to claim 1 or 2 or 3, which is characterized in that outside the elastic conical drogue (3)
Side wall is equipped with several perforative segmentations notch (3a) and the segmentation notch (3a) is with the axis of the elastic conical drogue (3)
Center is uniformly arranged.
6. a kind of gear grinding clamp according to claim 5, which is characterized in that the side wall of the clamp body (1) is equipped with fixed
Position hole, the positioning hole is equipped with positioning pin (5) and the inner end of the positioning pin (5) is embedded in the segmentation notch (3a)
It is interior.
7. a kind of gear grinding clamp according to claim 1 or 2 or 3, which is characterized in that the clamp body (1) connects cone
The other end of set has flange body (6), and the flange body (6) is connected in the other end of the clamp body (1).
8. a kind of gear grinding clamp according to claim 7, which is characterized in that the piston (2) is by the clamp body
(1) cavity is divided into cavity one (1a) and cavity two (1b), the clamp body (1) and flange body (6) be equipped with
The oil circuit one (7) that cavity one (1a) is connected and the oil circuit two (8) being connected with cavity two (1b), the oil circuit one (7)
It is located on the outer end face of the flange body (6) with the outer end of oil circuit two (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822008103.9U CN209157310U (en) | 2018-12-03 | 2018-12-03 | A kind of gear grinding clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822008103.9U CN209157310U (en) | 2018-12-03 | 2018-12-03 | A kind of gear grinding clamp |
Publications (1)
Publication Number | Publication Date |
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CN209157310U true CN209157310U (en) | 2019-07-26 |
Family
ID=67341432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201822008103.9U Expired - Fee Related CN209157310U (en) | 2018-12-03 | 2018-12-03 | A kind of gear grinding clamp |
Country Status (1)
Country | Link |
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CN (1) | CN209157310U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112170984A (en) * | 2020-09-23 | 2021-01-05 | 重庆蓝黛传动机械有限公司 | Hobbing clamp of intermediate shaft |
CN112958853A (en) * | 2021-03-26 | 2021-06-15 | 陕西法士特齿轮有限责任公司 | Floating self-centering quick-change gear shaping clamp |
CN114227331A (en) * | 2021-12-15 | 2022-03-25 | 广州市锐美汽车零部件有限公司 | Axle finish machining anchor clamps and axle machine tool |
-
2018
- 2018-12-03 CN CN201822008103.9U patent/CN209157310U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112170984A (en) * | 2020-09-23 | 2021-01-05 | 重庆蓝黛传动机械有限公司 | Hobbing clamp of intermediate shaft |
CN112958853A (en) * | 2021-03-26 | 2021-06-15 | 陕西法士特齿轮有限责任公司 | Floating self-centering quick-change gear shaping clamp |
CN114227331A (en) * | 2021-12-15 | 2022-03-25 | 广州市锐美汽车零部件有限公司 | Axle finish machining anchor clamps and axle machine tool |
CN114227331B (en) * | 2021-12-15 | 2024-03-15 | 广州市锐美汽车零部件有限公司 | Shaft finish machining fixture and shaft machining machine tool |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20191203 |