CN217343263U - Self-centering fast switching clamp - Google Patents
Self-centering fast switching clamp Download PDFInfo
- Publication number
- CN217343263U CN217343263U CN202123290949.4U CN202123290949U CN217343263U CN 217343263 U CN217343263 U CN 217343263U CN 202123290949 U CN202123290949 U CN 202123290949U CN 217343263 U CN217343263 U CN 217343263U
- Authority
- CN
- China
- Prior art keywords
- shaft sleeve
- self
- locking shaft
- mounting groove
- fast switching
- Prior art date
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 33
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 20
- 230000037431 insertion Effects 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model relates to the technical field of machine tools, in particular to a self-centering fast switching clamp, which comprises a base, wherein one end part of the base is provided with an installation end, the installation end is provided with an installation groove, a tool piece is inserted in the installation groove, the peripheral wall of the installation groove is sleeved with a locking shaft sleeve, the peripheral wall of the installation groove is arranged into an inclined plane, the inner wall surface of the locking shaft sleeve is arranged into a wedge surface, the wedge surface is matched with the inclined plane, and when the locking shaft sleeve is screwed into the installation groove, the installation groove holds the tool piece tightly; when the locking shaft sleeve is screwed out of the mounting groove, the mounting groove loosens the tool parts, and the self-centering rapid switching clamp can be suitable for tool parts of various sizes and can rapidly switch different tool parts.
Description
Technical Field
The utility model relates to a lathe technical field, concretely relates to from centering fast switch over anchor clamps.
Background
The existing cold pressing machine tool clamp utilizes the matching of a sleeve to clamp a tool piece, a special tool needs to be disassembled to replace the clamp in the process of replacing the tool piece, so that the disassembly time is long, the labor intensity is high, and higher cost and longer time are needed in the use process. And a plurality of clamps are needed to be arranged, and the problem of clamp cost is also brought.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid the weak point among the prior art and provide a from centering fast switch over anchor clamps, should be applicable to the frock piece of multiple model specification from centering fast switch over anchor clamps, and can switch over different frock pieces fast.
In order to achieve the above object, the utility model provides a following technical scheme:
the self-centering fast switching clamp comprises a base, wherein an installation end is arranged at one end of the base, an installation groove is formed in the installation end, a tool is inserted in the installation groove, a locking shaft sleeve is sleeved on the peripheral wall of the installation groove, an inclined surface is formed on the peripheral wall of the installation groove, a wedge surface is formed on the inner wall surface of the locking shaft sleeve and matched with the inclined surface, and when the locking shaft sleeve is screwed into the installation groove, the installation groove holds the tool tightly; when the locking shaft sleeve is screwed out of the mounting groove, the mounting groove loosens the tool piece.
In some embodiments, a centering position is formed in the inner side wall of the mounting groove, a ball is placed in the centering position, the insertion end of the tool part is inserted into the mounting groove, a groove is formed in the side wall of the insertion end, and when the insertion end is inserted into the mounting groove, the ball is adaptively embedded into the groove.
In some embodiments, there are six balls, and the six balls are uniformly distributed on the inner side wall of the mounting groove.
In some embodiments, the ball is a steel ball
In some embodiments, the cross-sectional area of the locking sleeve increases from the screwing-in start end of the locking sleeve to the screwing-in end of the locking sleeve.
In some embodiments, the inner wall surface of the locking sleeve is provided with an internal thread, and the outer peripheral wall of the mounting groove is provided with an external thread, and the internal thread is matched with the external thread.
In some embodiments, a limit ring is fixed to an outer end face of the mounting groove, the outer end of the tool piece is narrowed inward to form a limit step face and the insertion end, the insertion end is inserted into the mounting groove, and the limit step face abuts on the limit ring.
In some embodiments, the stop collar has a mounting hole, and a screw is disposed in the mounting hole and fixes the stop collar on the outer end surface of the mounting groove.
In some embodiments, a spring washer is disposed in the mounting hole, and the screw presses the spring washer and is inserted into an outer end surface of the mounting hole.
In some embodiments, an end of the base opposite the mounting end is secured to the cold press machine by a cylindrical screw.
The utility model relates to a from centering fast switch over anchor clamps's beneficial effect:
(1) the utility model discloses a from centering fast switch over anchor clamps, set up the periphery wall of mounting groove as the inclined plane, set up the internal face of locking axle sleeve as the wedge, when the locking axle sleeve is screwed in the mounting groove, the mounting groove holds the frock piece in it tightly, thereby locks the frock piece; when the locking shaft sleeve is screwed out of the mounting groove, the mounting groove loosens the tool pieces in the mounting groove, and the tool pieces are unlocked at the moment, so that the tool pieces of different models and specifications can be quickly replaced, and the time for replacing the tool pieces by the machine tool is effectively saved.
(2) The utility model discloses a from centering fast switch over anchor clamps, only need adjust the screw in of locking axle sleeve or screw out degree can lock the frock piece of different model specifications for the frock piece of different model specifications can be suitable for on same anchor clamps, has reduced the manufacturing cost of anchor clamps.
Drawings
Fig. 1 is a cross-sectional view of a self-centering fast switching fixture of an embodiment.
Fig. 2 is a schematic structural view of the base of the embodiment.
Fig. 3 is a schematic structural view of the locking sleeve of the embodiment.
Fig. 4 is a sectional view of the locking sleeve of the embodiment.
Fig. 5 is a schematic structural view of the mounting end of the embodiment.
Fig. 6 is a cross-sectional view of the mounting end of the embodiment.
Fig. 7 is a cross-sectional view of the tooling of an embodiment.
Reference numerals
A base 1; a mounting end 2; a mounting groove 3; a tooling component 4; a shaft sleeve 5 is locked; a bevel 6; a wedge-shaped face 7; a centering position 8; a ball 9; an insertion end 10; a groove 11; screwing in the starting end 12; screwing in the end 13; a stop collar 14; a limiting step surface 15; a mounting hole 17; a screw 18; a cylindrical screw 19.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, a first message may also be referred to as a second message, and similarly, a second message may also be referred to as a first message, without departing from the scope of the invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Examples
The self-centering fast switching clamp disclosed in this embodiment, as shown in fig. 1 to 7, includes a base 1, an installation end 2 is disposed at one end of the base 1, the installation end 2 is provided with an installation groove 3, a tooling member 4 is inserted into the installation groove 3, a locking shaft sleeve 5 is sleeved on an outer peripheral wall of the installation groove 3, an outer peripheral wall of the installation groove 3 is provided with an inclined surface 6, an inner wall surface of the locking shaft sleeve 5 is provided with a wedge surface 7, the wedge surface 7 is matched with the inclined surface 6, and when the locking shaft sleeve 5 is screwed into the installation groove 3, the installation groove 3 holds the tooling member 4 tightly; when the locking shaft sleeve 5 is screwed out of the mounting groove 3, the mounting groove 3 releases the tool part 4.
As shown in fig. 5 and 6, a centering portion 8 is formed on an inner side wall of the mounting groove 3, a ball 9 is placed in the centering portion 8, an insertion end 10 of the tool 4 is inserted into the mounting groove 3, a groove 11 is formed in a side wall of the insertion end 10, when the insertion end 10 is inserted into the mounting groove 3, the ball 9 is adaptively inserted into the groove 11, and the ball 9 automatically centers the insertion end 10 so as to position the insertion end 10.
Preferably, there are six balls 9, and the six balls 9 are uniformly distributed on the inner side wall of the mounting groove 3. Six of said balls 9 better position the insertion end 10. Preferably, the ball 9 is a steel ball, and the hardness of the steel ball is better.
As shown in fig. 1, 3 and 4, the cross-sectional area of the locking sleeve 5 increases from a screwing-in starting end 12 of the locking sleeve 5 to a screwing-in ending end 13 of the locking sleeve 5. The cross-sectional area of the locking sleeve 5 gradually increases from the screwing-in starting end 12 to the screwing-in ending end 13, so that the locking sleeve 5 can hold the locking sleeve 5 more tightly when the locking sleeve 5 is screwed in.
The inner wall surface of the locking shaft sleeve 5 is provided with an internal thread, the outer peripheral wall of the mounting groove 3 is provided with an external thread, and the internal thread is matched with the external thread. Locking axle sleeve 5 is connected at the periphery wall of mounting groove 3 through threaded connection's mode, not only is convenient for lock axle sleeve 5 screw in or screw out mounting groove 3, also is convenient for fix a position the axle sleeve simultaneously and locks.
As shown in fig. 1 and 7, a limit ring 14 is fixed on an outer end surface of the mounting groove 3, an outer end of the tool 4 is narrowed inward to form a limit step surface 15 and the insertion end 10, the insertion end 10 is inserted into the mounting groove 3, and the limit step surface 15 abuts against the limit ring 14. The stop collar 14 can limit the insertion distance of the insertion end 10 and maintain the same insertion distance of the insertion end 10.
As shown in fig. 1, a mounting hole 17 is formed in the limiting ring 14, a screw 18 is fitted in the mounting hole 17, and the screw 18 fixes the limiting ring 14 on the outer end surface of the mounting groove 3. The screw 18 is used to lock the stop collar 14 and prevent the stop collar 14 from falling out.
As shown in fig. 1, a spring pad is provided in the mounting hole 17, and the screw 18 presses the spring pad and is inserted into the outer end surface of the mounting hole 17. The elastic pad reduces the possibility of vibration of the screw 18 in the mounting hole 17, ensures the screwing force of the screw 18, and thus reduces the possibility of loosening of the retainer ring 14.
As shown in fig. 1, the base 1 is fixed to the cold press by means of cylindrical screws 19 at the end opposite the mounting end 2.
The use process of the self-centering fast switching clamp comprises the following steps:
6 centering positions 8 uniformly distributed on the inner side surface of the mounting groove 3 are placed in the ball 9. Wherein, the centering position 8 is subjected to polishing treatment Ra0.8. Firstly, make the periphery wall of locking axle sleeve 5 screw in mounting groove 3 but not screw, fix base 1 to cold press machine tool, insert frock piece 4 to mounting groove 3 in, continue screw in locking axle sleeve 5 and hold tightly the outer wall of mounting groove 3, ball 9 blocks the recess 11 of frock piece 4 this moment, and compress tightly, locking axle sleeve 5 uses wedge 7 to continue screw in mounting groove 3 simultaneously, promote each ball 9 radial motion, and ball 9 rotation adapts to the recess 11 of frock piece 4 and carries out self-centering, finally make ball 9 contact the recess 11 in frock piece 4, realize the clamping function when locking axle sleeve 5 screws. When the tool piece 4 is switched, the workpiece can be loosened only by screwing out the locking shaft sleeve 5, and the original tool piece 4 is taken out and replaced by a new tool piece 4.
Wherein, alignment degree needs to be adjusted in the installation of base 1 for the first time, need place the standard component on the lathe workstation, and base 1 is unset earlier, and drive unit drives base 1 and moves down about the standard component alignment of marking line can. After correction, the subsequent tooling part 4 switching does not need to be aligned again, and the replacement can be directly carried out. The clamp is simple to operate, the efficiency can be improved, and the labor intensity is reduced.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …", "above … …", "above … …, on a surface", "above", and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a from centering fast switch over anchor clamps which characterized by: the clamping fixture comprises a base, wherein an installation end is arranged at one end of the base, an installation groove is formed in the installation end, a fixture is inserted in the installation groove, a locking shaft sleeve is sleeved on the peripheral wall of the installation groove, an inclined surface is formed on the peripheral wall of the installation groove, a wedge-shaped surface is formed on the inner wall surface of the locking shaft sleeve and matched with the inclined surface, and when the locking shaft sleeve is screwed into the installation groove, the installation groove holds the fixture tightly; when the locking shaft sleeve is screwed out of the mounting groove, the mounting groove loosens the tool piece.
2. The self-centering fast switching fixture of claim 1, further characterized by: the utility model discloses a locking shaft sleeve, including mounting groove, centering position, ball, locking shaft sleeve, ball, locking shaft sleeve, ball.
3. The self-centering fast switching fixture of claim 2, further characterized by: there are six the ball, six the ball equipartition is in the inside wall of mounting groove.
4. The self-centering fast switching fixture of claim 2, further characterized by: the ball is a steel ball.
5. The self-centering fast switching fixture of claim 1, further characterized by: the cross section area of the locking shaft sleeve is gradually increased from the screwing-in starting end to the screwing-in finishing end.
6. The self-centering fast switching fixture of claim 1, further characterized by: the inner wall face of the locking shaft sleeve is provided with an internal thread, the outer peripheral wall of the mounting groove is provided with an external thread, and the internal thread is matched with the external thread.
7. The self-centering fast switching fixture of claim 2, wherein: the outer end face of the mounting groove is fixedly provided with a limiting ring, the outer end of the tool part is narrowed inwards to form a limiting step face and the insertion end, the insertion end is inserted into the mounting groove, and the limiting step face abuts against the limiting ring.
8. The self-centering fast switching fixture of claim 7, further characterized by: the limiting ring is provided with a mounting hole, a screw is matched in the mounting hole, and the screw fixes the limiting ring on the outer end face of the mounting groove.
9. The self-centering fast switching fixture of claim 8, further characterized by: and elastic pads are arranged in the mounting holes, and the screws press the elastic pads and are inserted into the outer end faces of the mounting holes.
10. The self-centering fast switching fixture of claim 1, further characterized by: the end of the base is fixed to the cold press machine tool by a cylindrical screw, and the end is opposite to the mounting end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123290949.4U CN217343263U (en) | 2021-12-24 | 2021-12-24 | Self-centering fast switching clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123290949.4U CN217343263U (en) | 2021-12-24 | 2021-12-24 | Self-centering fast switching clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217343263U true CN217343263U (en) | 2022-09-02 |
Family
ID=83041057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123290949.4U Active CN217343263U (en) | 2021-12-24 | 2021-12-24 | Self-centering fast switching clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217343263U (en) |
-
2021
- 2021-12-24 CN CN202123290949.4U patent/CN217343263U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202317098U (en) | Steel ball centering inner hole expanding clamp | |
| CN201329512Y (en) | Turning fixture for crankshaft | |
| CN217343263U (en) | Self-centering fast switching clamp | |
| CN105619129A (en) | Clamp for machining center holes in two ends of eccentric shaft | |
| CN202571923U (en) | Clamping device for boring processing of barrel | |
| CN110625407B (en) | Automatic centering clamping device for hollow rotating member | |
| CN202701457U (en) | Disc-type component drilling tool | |
| CN202219335U (en) | Positioning tooling of bench drill | |
| CN114367587A (en) | Self-centering fast switching clamp | |
| CN210010730U (en) | Copper part circular arc welt processing frock | |
| CN201211622Y (en) | Clamper for lathe | |
| CN209850377U (en) | Universal locking frock | |
| CN215037074U (en) | Close-fitting installation push-in device | |
| CN210967904U (en) | Machine tool clamp | |
| CN210125891U (en) | Tractor gearbox shift fork jaw milling machine fixture | |
| CN112894710A (en) | Close-fitting installation push-in device | |
| CN2923160Y (en) | Drilling-tapping clamp | |
| CN210209450U (en) | Turning clamp structure for quadrilateral workpiece | |
| CN221159417U (en) | Stress ring machining center clamp | |
| CN209774040U (en) | Eccentric part machining clamp | |
| CN215830455U (en) | Holder with positioning function | |
| CN217195009U (en) | Wheel hub mounting fixture | |
| CN219112919U (en) | Double-center tool fixture | |
| CN216802495U (en) | Disc part internal stay processing frock | |
| CN218193921U (en) | Combined rotary clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |