CN213998575U - Anti-loosening clamping device for machined part - Google Patents
Anti-loosening clamping device for machined part Download PDFInfo
- Publication number
- CN213998575U CN213998575U CN202021528054.2U CN202021528054U CN213998575U CN 213998575 U CN213998575 U CN 213998575U CN 202021528054 U CN202021528054 U CN 202021528054U CN 213998575 U CN213998575 U CN 213998575U
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- shaft
- optical axis
- knob
- threaded
- groove
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- 230000003287 optical effect Effects 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 10
- 238000003754 machining Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a locking clamping device that moves of machine tooling part, including the base station with install in the fixed centre gripping wall and the activity centre gripping arm of base station upside, be provided with the screw thread axle in the shaft groove, the screw thread axle other end is the optical axis, the optical axis is provided with gear portion, the shaft hole corresponds gear portion and is provided with the preforming, is provided with the knob in the thread bush, knob and thread bush screw-thread fit, the link swivelling joint of knob and slider. The movable clamping arm sleeved on the threaded shaft is moved to the fixed clamping arm by rotating the threaded shaft, so that clamping and fixing are realized, and the influence of vibration, mechanical internal stress and processing external force is prevented; the teeth of a cogwheel portion that the optical axis set up can use with the preforming cooperation, and after activity centre gripping arm and the fixed work piece of fixed centre gripping arm, through rotatory knob, the knob promotes the slider downwards under the effect of thread bush, and the slider promotes the preforming and makes preforming and gear portion mesh.
Description
Technical Field
The utility model belongs to the technical field of clamping device, especially, relate to a locking clamping device that moves of machine tooling part.
Background
In order to reduce the weight and the material cost of an automobile, the shell of the automobile body is basically made of sheet metal parts, a plurality of hollow designs are arranged in the sheet metal parts, and when the sheet metal parts are machined, the processes such as edging, deburring, cutting and polishing need to be clamped by a clamping part, and then the processes are finished under the machining of milling cutters or polishing cotton.
When the machining is possibly required to be longer, the clamping piece is easy to loosen due to the influence of mechanical vibration and external force on the parts machined for a long time, and the parts are easy to jump out of the clamping device, so that safety accidents are caused.
Therefore, the utility model discloses mainly add the improvement of clamping part to the automobile machining, improve its locking function that moves, solve the problem that the part processing bounces out the part easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a locking clamping device that moves of machine tooling part solves the problem that the part machining bounces out the centre gripping groove easily.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
anti-loosening clamping device for machined part
Comprises a base station, a fixed clamping arm and a movable clamping arm which are arranged on the upper side of the base station;
an axial groove is formed in the center of the upper side of the base station, sliding grooves are formed in the two sides of the upper side of the base station corresponding to the axial groove, a fixed clamping arm is arranged at the tail end of the sliding groove corresponding to the base station, and a sliding movable clamping arm is mounted on the sliding groove;
the improved structure comprises a shaft groove, a threaded shaft, a pressing piece, a sliding block, a screw sleeve, a knob, a screw sleeve and a connecting end of the sliding block, wherein the threaded shaft is arranged in the shaft groove, one end of the threaded shaft is rotationally connected with the tail end of the shaft groove, the other end of the threaded shaft is an optical shaft, the shaft groove is correspondingly provided with a shaft seat for mounting the optical shaft, the shaft seat is provided with a shaft hole for the optical shaft to pass through, the optical shaft is provided with a gear part, the shaft hole is provided with the pressing piece corresponding to the gear part, the pressing piece is provided with a latch on the side corresponding to the gear part, the other side of the pressing piece is provided with a square sliding block, the position of the shaft seat corresponding to the sliding block is provided with a square slideway, the upper side of the shaft seat corresponding to the slideway is provided with the screw sleeve, the knob is arranged in the screw sleeve, the screw sleeve is in threaded fit with the knob, and the connecting end of the sliding block is rotationally connected with the knob;
the lower side of the movable clamping arm is correspondingly provided with a shaft sleeve sleeved on the threaded shaft, and the threaded shaft is in threaded fit with the shaft sleeve.
Further, the locking clamping device that moves of machine tooling part, the bottom of base station is provided with the base, the base is provided with the bolt mounting groove.
Further, a locking clamping device that moves of machine tooling part, be provided with the bearing between shaft hole and the optical axis.
Further, the anti-loosening clamping device for the machined part is characterized in that the sliding groove is a dovetail groove, and a sliding rail is arranged in the sliding groove corresponding to the movable clamping arm.
Further, one side of the pressing sheet corresponding to the gear portion is an arc-shaped portion.
Further, the anti-loosening clamping device for the machined part is characterized in that the outer part of the optical axis, corresponding to the shaft seat, is hexagonal prism-shaped.
The utility model discloses following beneficial effect has:
in the utility model, the movable clamping arm sleeved on the threaded shaft is moved to the fixed clamping arm by rotating the threaded shaft to realize clamping and fixing, and in order to improve the clamping stability, the influence of vibration, mechanical internal stress and external processing force is prevented; set up the axle bed at the tip of threaded spindle, the end that corresponds of threaded spindle is the optical axis simultaneously, the teeth of a cogwheel portion that the optical axis set up can use with the preforming cooperation, after movable centre gripping arm and the fixed work piece of fixed centre gripping arm, through rotatory knob, the knob promotes the slider downwards under the effect of thread bush, the slider promotes the preforming and makes preforming and gear portion mesh, the preforming corresponds the latch that is provided with the meshing effect, can prevent the threaded spindle after the fastening from rotating once more after the block is fixed, the unstable reason of most clamping device centre gripping lies in that movable centre gripping arm kick-backs and leads to the threaded spindle reversal.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1: the utility model discloses the structure chart.
FIG. 2: the utility model discloses the section view.
FIG. 3: the utility model discloses the section view.
FIG. 4: the utility model discloses preforming structural diagram.
In the drawings, the components represented by the respective reference numerals are listed below:
the clamping device comprises a base platform 1, a fixed clamping arm 2, a movable clamping arm 3, a shaft groove 12, a sliding groove 11, a threaded shaft 5, an optical axis 51, a shaft seat 4, a shaft hole 42, a gear part 52, a pressing sheet 6, a latch 61, a sliding block 62, a sliding way 63, a threaded sleeve 64, a knob 65, a shaft sleeve 31, a base 7, a bolt mounting groove 71, a bearing 41 and a sliding rail 32.
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.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1-4: anti-loosening clamping device for machined part
Comprises a base station 1, a fixed clamping arm 2 and a movable clamping arm 3 which are arranged on the upper side of the base station 1;
an axial groove 12 is formed in the center of the upper side of the base platform 1, sliding grooves 11 are formed in the two sides, corresponding to the axial groove 12, of the upper side of the base platform 1, a fixed clamping arm 2 is arranged at the tail end, corresponding to the sliding grooves 11, of the base platform 1, and a sliding movable clamping arm 3 is mounted on the sliding grooves 11;
a threaded shaft 5 is arranged in the shaft groove 12, one end of the threaded shaft 5 is rotatably connected with the tail end of the shaft groove 12, the other end of the threaded shaft 5 is an optical shaft 51, the shaft groove 12 is correspondingly provided with a shaft seat 4 for mounting the optical shaft 51, the shaft seat 4 is provided with a shaft hole 42 for the optical shaft 51 to pass through, the optical shaft 51 is provided with a gear part 52, the shaft hole 42 is provided with a pressing sheet 6 corresponding to the gear part 52, the corresponding side of the pressing sheet 6 and the gear part 52 is provided with a latch 61, the other side of the pressing sheet 6 is provided with a square sliding block 62, the position of the shaft seat 4 corresponding to the sliding block 62 is provided with a square slideway 63, the upper side of the shaft seat 4 corresponding to the slideway 63 is provided with a threaded sleeve 64, a knob 65 is arranged in the threaded sleeve 64, the knob 65 is in threaded fit with the threaded sleeve 64, and the knob 65 is rotatably connected with the connecting end of the sliding block 62;
the lower side of the movable clamping arm 3 is correspondingly provided with a shaft sleeve 31 sleeved on the threaded shaft 5, and the threaded shaft 5 is in threaded fit with the shaft sleeve 31.
In the utility model, the movable clamping arm sleeved on the threaded shaft is moved to the fixed clamping arm by rotating the threaded shaft to realize clamping and fixing, and in order to improve the clamping stability, the influence of vibration, mechanical internal stress and external processing force is prevented; set up the axle bed at the tip of threaded spindle, the end that corresponds of threaded spindle is the optical axis simultaneously, the teeth of a cogwheel portion that the optical axis set up can use with the preforming cooperation, after movable centre gripping arm and the fixed work piece of fixed centre gripping arm, through rotatory knob, the knob promotes the slider downwards under the effect of thread bush, the slider promotes the preforming and makes preforming and gear portion mesh, the preforming corresponds the latch that is provided with the meshing effect, can prevent the threaded spindle after the fastening from rotating once more after the block is fixed, the unstable reason of most clamping device centre gripping lies in that movable centre gripping arm kick-backs and leads to the threaded spindle reversal.
The utility model discloses in, through the effect fixed thread axle of preforming block screw thread portion, prevent its reversal, improve the centre gripping stability, when needs loosen movable centre gripping arm, need move about in advance the knob and make the preforming lose the block effect to gear portion, make the threaded shaft become the active state by the lock dead state can.
As shown in fig. 1: the bottom of base station 1 is provided with base 7, base 7 is provided with bolt mounting groove 71. The processing platform is used for mounting the base station on the machine tool.
As shown in fig. 3: a bearing 41 is provided between the shaft hole 42 and the optical axis 51. For improving the rotational slidability between the optical axis and the shaft hole.
As shown in fig. 2: the sliding groove 11 is a dovetail groove, and a sliding rail 32 is arranged in the sliding groove 11 corresponding to the movable clamping arm 3. The movable clamping arm can move and clamp more stably.
As shown in fig. 4: one side of the pressing sheet 6 corresponding to the gear part 52 is an arc-shaped part. The bending radian of the arc-shaped part is matched with the outer arc curvature of the gear part, so that the gear part is attached to the gear part more, and the locking effect is improved.
As shown in fig. 1-4: the outer part of the optical axis 51 corresponding to the shaft seat 4 is hexagonal prism-shaped. For locking and rotation of the external wrench.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a locking clamping device that moves of machine tooling part which characterized in that:
comprises a base platform (1), a fixed clamping arm (2) and a movable clamping arm (3) which are arranged on the upper side of the base platform (1);
an axial groove (12) is formed in the center of the upper side of the base platform (1), sliding grooves (11) are formed in the two sides of the upper side of the base platform (1) corresponding to the axial groove (12), a fixed clamping arm (2) is arranged at the tail end of the base platform (1) corresponding to the sliding grooves (11), and a sliding movable clamping arm (3) is installed on the sliding grooves (11);
the improved structure is characterized in that a threaded shaft (5) is arranged in the shaft groove (12), one end of the threaded shaft (5) is rotatably connected with the tail end of the shaft groove (12), the other end of the threaded shaft (5) is an optical axis (51), the shaft groove (12) is correspondingly provided with a shaft seat (4) for installing the optical axis (51), the shaft seat (4) is provided with a shaft hole (42) for the optical axis (51) to pass through, the optical axis (51) is provided with a gear part (52), the shaft hole (42) is provided with a pressing sheet (6) corresponding to the gear part (52), the pressing sheet (6) is provided with a latch (61) corresponding to the gear part (52), the other side of the pressing sheet (6) is provided with a square sliding block (62), the position of the shaft seat (4) corresponding to the sliding block (62) is provided with a square sliding way (63), the upper side of the shaft seat (4) corresponding to the sliding way (63) is provided with a threaded sleeve (64), and a knob (65) is arranged in the threaded sleeve (64), the knob (65) is in threaded fit with the threaded sleeve (64), and the knob (65) is rotationally connected with the connecting end of the sliding block (62);
the lower side of the movable clamping arm (3) is correspondingly provided with a shaft sleeve (31) sleeved on the threaded shaft (5), and the threaded shaft (5) is in threaded fit with the shaft sleeve (31).
2. The anti-loosening clamping device for the machined part as claimed in claim 1, wherein: the bottom of base station (1) is provided with base (7), base (7) are provided with bolt mounting groove (71).
3. The anti-loosening clamping device for the machined part as claimed in claim 1, wherein: a bearing (41) is arranged between the shaft hole (42) and the optical axis (51).
4. The anti-loosening clamping device for the machined part as claimed in claim 1, wherein: the sliding groove (11) is a dovetail groove, and a sliding rail (32) is arranged in the corresponding sliding groove (11) of the movable clamping arm (3).
5. The anti-loosening clamping device for the machined part as claimed in claim 1, wherein: one side of the pressing sheet (6) corresponding to the gear part (52) is an arc-shaped part.
6. The anti-loosening clamping device for the machined part as claimed in claim 1, wherein: the outer part of the optical axis (51) corresponding to the shaft seat (4) is hexagonal prism-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021528054.2U CN213998575U (en) | 2020-07-28 | 2020-07-28 | Anti-loosening clamping device for machined part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021528054.2U CN213998575U (en) | 2020-07-28 | 2020-07-28 | Anti-loosening clamping device for machined part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213998575U true CN213998575U (en) | 2021-08-20 |
Family
ID=77287945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021528054.2U Expired - Fee Related CN213998575U (en) | 2020-07-28 | 2020-07-28 | Anti-loosening clamping device for machined part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213998575U (en) |
-
2020
- 2020-07-28 CN CN202021528054.2U patent/CN213998575U/en not_active Expired - Fee Related
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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: 20210820 |