CN213858195U

CN213858195U - Five-axis machining fixture

Info

Publication number: CN213858195U
Application number: CN202021948128.8U
Authority: CN
Inventors: 谭艳军; 钟建华
Original assignee: Yuxin Technology Huizhou Co ltd
Current assignee: Yuxin Technology Huizhou Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-08-03
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a processing technology field especially relates to an anchor clamps for five-axis machining, including anchor clamps body and locking Assembly, the anchor clamps body includes clamping part and clamping part, and clamping groove has been seted up to clamping part upper surface, and the clamping groove is equipped with the first lateral wall and the second lateral wall of mutual disposition, and first lateral wall and/or second lateral wall top-down just are partial to the clamping groove outside, and the clamping groove bottom is seted up and is had the deformation groove, and locking Assembly includes first locking bolt, first locking bolt run through the deformation groove and with clamping part threaded connection. The utility model discloses set up the clamping groove in clamping portion, and through setting up the deformation groove, make first locking bolt pivoted in-process, but first lateral wall and second lateral wall relative movement to press from both sides tight machined part, in addition, when first lateral wall and second lateral wall exerted the power of pressing from both sides tight machined part, the power that compresses tightly the machined part was exerted to first lateral wall and second lateral wall, had restricted the machined part from clamping groove upper end roll-off.

Description

Five-axis machining fixture

Technical Field

The utility model relates to a processing technology field especially relates to a five-axis machining uses anchor clamps.

Background

In five production, anchor clamps need to have sufficient clamping strength to ensure the security of centre gripping and the clamping stability in the course of working, and at present, prior art generally uses pneumatics or hydraulic vice to carry out the centre gripping of product, and the clamping-force that pneumatics or hydraulic pressure provided is unstable, and the security of the unable guarantee centre gripping of intensity of centre gripping.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient operation, and can provide the five-axis machining anchor clamps of higher centre gripping intensity and centre gripping stability.

In order to realize the above object, the utility model provides an anchor clamps for five-axis machining, including anchor clamps body and locking Assembly, the anchor clamps body is including the clamping part that is used for the manipulator centre gripping and the clamping part that is used for fixed machined part, clamping groove has been seted up to clamping part upper surface, clamping groove is equipped with first lateral wall and the second lateral wall of mutual disposition, first lateral wall and/or second lateral wall top-down and partial deviation the clamping groove outside, clamping groove bottom is seted up and is used for the deformation groove of first lateral wall and second lateral wall relative movement, locking Assembly includes first locking bolt, first locking bolt runs through deformation groove and with clamping part threaded connection.

Optionally, the cross section of the clamping groove is of a dovetail groove structure.

Optionally, the clamping portion includes a first end and a second end opposite to the first end, and the clamping groove and the deformation groove penetrate through the first end and the second end.

Optionally, the locking assembly includes a limit stop, the first end and/or the second end is provided with the limit stop for limiting the workpiece to slide out of the clamping groove from the first end or the second end, and the limit stop is connected with the clamping portion through a second locking bolt.

Optionally, the clamping portion is provided with a limiting hole, the axial direction of the limiting hole is parallel to the axial arrangement direction of the second locking bolt, the limiting stop block is provided with a through hole, the locking assembly comprises a limiting column, and the limiting column sequentially penetrates through the through hole and the limiting hole.

Optionally, the number of the first locking bolts is multiple, and the multiple first locking bolts are sequentially arranged along the direction from the first end to the second end.

Optionally, clamping portion passes through the deformation groove is separated and is formed first limit and press from both sides and the second limit presss from both sides, form between first limit clamp and the second limit clamp the clamping groove, first locking bolt runs through first limit press from both sides and deformation groove and with second limit presss from both sides threaded connection.

Optionally, the first side clamp is provided with a threaded hole, the threaded hole is in threaded connection with a propping bolt, and one end of the propping bolt is used for propping against the second side clamp to prop open the deformation groove.

Optionally, the cross section of one end of the deformation groove far away from the clamping groove is arc-shaped.

Optionally, the outer peripheral side of the clamping portion is provided with a positioning groove and positioning clamping grooves symmetrically arranged on two sides of the clamping portion, the positioning groove is arranged around the outer peripheral side of the clamping portion, and the positioning clamping grooves penetrate through the upper surface and the lower surface of the clamping portion.

Implement the utility model discloses an embodiment has following technological effect:

the utility model discloses simple structure, set up the clamping groove in clamping portion, and through setting up the deformation groove, make first locking bolt pivoted in-process, clamping portion produces elastic deformation, but first lateral wall and second lateral wall relative movement, thereby press from both sides tight machined part, press from both sides tight convenient operation swift, in addition, the equal top-down of first lateral wall and second lateral wall just is partial to the clamping groove outside, thereby when making machined part embedding clamping groove, when exerting the power of pressing from both sides tight machined part through first lateral wall and second lateral wall, the power that compresses tightly the machined part is exerted to first lateral wall and second lateral wall, improve the stability of centre gripping machined part, and restricted the machined part from clamping groove upper end roll-off.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

fig. 2 is an exploded view of a preferred embodiment of the present invention;

fig. 3 is a top view of a preferred embodiment of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

FIG. 5 is an enlarged schematic view at A in FIG. 4;

fig. 6 is a left side view of the preferred embodiment of the present invention;

fig. 7 is a cross-sectional view at B-B in fig. 6.

Description of reference numerals:

1. the clamp comprises a clamp body, 11, a clamping part, 111, a positioning groove, 112, a positioning clamping groove, 12, a clamping part, 121, a first edge clamp, 122, a second edge clamp, 123, a threaded hole, 13, a clamping groove, 131, a first side wall, 132, a second side wall, 14, a deformation groove, 15, a limiting hole, 2, a first locking bolt, 3, a limiting stop, 31, a through hole, 4, a second locking bolt, 5 and a limiting column.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In addition, the terms "first", "second", and the like are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

Referring to fig. 1-7, an embodiment of the utility model provides a five-axis machining anchor clamps, including anchor clamps body 1 and locking Assembly, anchor clamps body 1 is including the clamping part 12 that is used for the clamping part 11 of manipulator centre gripping and is used for fixed machined part, clamping groove 13 has been seted up to clamping part 12 upper surface, clamping groove 13 is equipped with relative arrangement's first lateral wall 131 and second lateral wall 132, first lateral wall 131 and second lateral wall 132 all top-down and be partial to the clamping groove 13 outside, clamping groove 13 bottom is offered and is used for the deformation groove 14 of first lateral wall 131 and second lateral wall 132 relative movement, locking Assembly includes first locking bolt 2, first locking bolt 2 runs through deformation groove 14 and with clamping part 12 threaded connection. The utility model discloses simple structure, set up clamping groove 13 in clamping portion 12, and through setting up deformation groove 14, make first locking bolt 2 pivoted in-process, clamping portion 12 produces elastic deformation, first lateral wall 131 and second lateral wall 132 relative movement, thereby press from both sides tight machined part, press from both sides tight convenient operation swift, in addition, first lateral wall 131 and the equal top-down of second lateral wall 132 just are partial to the clamping groove 13 outside, thereby when making machined part embedding clamping groove 13, when exerting the power of pressing from both sides tight machined part through first lateral wall 131 and second lateral wall 132, the power that compresses tightly the machined part is exerted to first lateral wall 131 and second lateral wall 132, improve the stability of centre gripping machined part, and restricted the machined part from clamping groove 13 upper end roll-off.

Specifically, referring to fig. 7, in the present embodiment, one end of the workpiece is provided with a structure cooperating with the clamping groove 13, so that the first side wall 131 and the second side wall 132 are attached to two sides of the workpiece, which helps to further improve the stability and reliability of the clamping of the workpiece and the fixture, and helps to reduce the clamping amount of the workpiece, thereby reducing the waste of materials when the clamping position of the workpiece is machined.

Referring to fig. 3 and 4, the cross section of the clamping groove 13 is in a dovetail groove structure, and the included angles between the first side wall 131 and the bottom surface of the clamping groove 13 and the second side wall 132 are both 60 °. Wherein the cross section in this embodiment is a section in the a-a direction in fig. 3.

Further, in order to facilitate clamping of the workpiece having the dovetail clamping structure, the clamping portion 12 includes a first end and a second end opposite to the first end, and the clamping groove 13 and the deformation groove 14 penetrate the first end and the second end, so that the workpiece can be inserted from positions at both ends of the clamping groove 13.

Referring to fig. 2, in order to prevent the workpiece from sliding out of the two ends of the clamping groove 13, the locking assembly includes a limit stop 3, the first end and the second end are provided with the limit stop 3 for limiting the workpiece from sliding out of the clamping groove 13 from the first end or the second end, the limit stop 3 is connected with the clamping portion 12 through a second locking bolt 4, after the workpiece is embedded into the clamping groove 13, the limit stop 3 is locked at the first end and the second end through the second locking bolt 4, the workpiece is prevented from sliding out of the two ends of the clamping groove 13, and the limit stop 3 at one end can be used for positioning.

Further, clamping portion 12 has been seted up spacing hole 15, spacing 15 axial and the 4 axial arrangement directions of second locking bolt are parallel, limit stop 3 has been seted up through-hole 31, locking Assembly includes spacing post 5, through-hole 31 and spacing hole 15 are worn to establish in proper order by spacing post 5, when installing limit stop 3, can pass through-hole 31 through spacing post 5 earlier and carry out the prepositioning, then it is fixed to lock through second locking bolt 4, spacing post 5 cooperates with second locking bolt 4 simultaneously, prevent that limit stop 3 from along the plane rotation of perpendicular second locking bolt 4 axial direction.

In the present embodiment, in order to improve the reliability of the workpiece locking in the clamping groove 13, the number of the first locking bolts 2 is plural, and the plural first locking bolts 2 are sequentially arranged in the direction from the first end to the second end, so that when the workpiece is locked in the clamping groove 13, the first side wall 131 and the second side wall 132 apply a uniform force to the workpiece in the direction from the first end to the second end.

Specifically, referring to fig. 1, the clamping portion 12 in this embodiment is partitioned by the deformation groove 14 to form a first side clamp 121 and a second side clamp 122, a clamping groove 13 is formed between the first side clamp 121 and the second side clamp 122, and the first locking bolt 2 penetrates through the first side clamp 121 and the deformation groove 14 and is in threaded connection with the second side clamp 122; the joints of the first side clamp 121 and the second side clamp 122 and the clamping portion 11 are connected by a rounded corner structure, so as to avoid stress concentration when the first side clamp 121 and the second side clamp 122 deform.

Referring to fig. 6 and 7, the first side clamp 121 is provided with a threaded hole 123, the threaded hole 123 is in threaded connection with a propping bolt, and one end of the propping bolt is used for propping against the second side clamp 122 to expand the deformation groove 14, so that when the size of the workpiece is larger, the deformation groove 14 can be expanded to expand the distance between the first side wall 131 and the second side wall 132, so that the workpiece is embedded and clamped.

And in order to prevent the clamping part 12 from being locally broken due to stress concentration at the end part of the deformation groove 14, the cross section of one end of the deformation groove 14 far away from the clamping groove 13 is in a circular arc shape.

Further, referring to fig. 1 and 2, a positioning groove 111 and positioning clamping grooves 112 symmetrically arranged on two sides of the clamping portion 11 are formed in the outer peripheral side of the clamping portion 11, and the positioning groove 111 is arranged around the outer peripheral side of the clamping portion 11, so that the mechanical clamping jaw can be clamped into the clamping fixture in the positioning groove 111, the clamping reliability is improved, in addition, the positioning clamping grooves 112 penetrate through the upper surface and the lower surface of the clamping portion 11, the mechanical clamping jaw is provided with a protrusion which is in butt joint with the positioning clamping grooves 112, and the clamping precision of the mechanical clamping jaw is further improved.

To sum up, the utility model discloses simple structure sets up clamping groove 13 in clamping portion 12, and through setting up deformation groove 14, make first locking bolt 2 pivoted in-process, first lateral wall 131 and second lateral wall 132 relative movement, thereby press from both sides tight machined part, press from both sides tight convenient operation swift, in addition, first lateral wall 131 and the equal top-down of second lateral wall 132 just are partial to the clamping groove 13 outside, thereby when making machined part embedding clamping groove 13, when exerting the power of pressing from both sides tight machined part through first lateral wall 131 and second lateral wall 132, the power that compresses tightly the machined part is exerted to first lateral wall 131 and second lateral wall 132, the machined part has been restricted from clamping groove 13 upper end roll-off.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an anchor clamps for five-axis machining, its characterized in that includes anchor clamps body and locking Assembly, the anchor clamps body is including the clamping part that is used for the manipulator centre gripping and the clamping part that is used for fixed machined part, clamping groove has been seted up to clamping part upper surface, clamping groove is equipped with the first lateral wall and the second lateral wall of mutual disposition, first lateral wall and/or second lateral wall top-down and be partial to the clamping inslot side, clamping groove bottom is seted up and is used for the deformation groove of first lateral wall and second lateral wall relative movement, locking Assembly includes first locking bolt, first locking bolt runs through deformation groove and with clamping part threaded connection.

2. The five-axis machining jig according to claim 1, characterized in that the cross section of the clamping groove is of a dovetail groove structure.

3. The five-axis machining jig according to claim 1 or 2, wherein the clamping portion includes a first end and a second end opposite to the first end, and the clamping groove and the deformation groove penetrate through the first end and the second end.

4. The five-axis machining jig according to claim 3, wherein the locking assembly comprises a limit stopper, the first end and/or the second end is/are provided with the limit stopper so as to limit a workpiece to slide out of the clamping groove from the first end or the second end, and the limit stopper is connected with the clamping portion through a second locking bolt.

5. The five-axis machining fixture as claimed in claim 4, wherein the clamping portion is provided with a limiting hole, the axial direction of the limiting hole is parallel to the axial arrangement direction of the second locking bolt, the limiting stopper is provided with a through hole, the locking assembly comprises a limiting post, and the limiting post sequentially penetrates through the through hole and the limiting hole.

6. The five-axis machining jig according to claim 3, wherein the number of the first locking bolts is plural, and the plural first locking bolts are arranged in order in a direction from the first end to the second end.

7. The five-axis machining jig as claimed in claim 1, wherein the clamping portion is partitioned by the deformation groove to form a first side clamp and a second side clamp, the clamping groove is formed between the first side clamp and the second side clamp, and the first locking bolt penetrates through the first side clamp and the deformation groove and is in threaded connection with the second side clamp.

8. The five-axis machining clamp according to claim 7, wherein the first side clamp is provided with a threaded hole, the threaded hole is in threaded connection with a jacking bolt, and one end of the jacking bolt is used for jacking the second side clamp to expand the deformation groove.

9. The five-axis machining jig as claimed in claim 1 or 8, wherein the cross section of one end of the deformation groove away from the clamping groove is circular arc-shaped.

10. The five-axis machining jig as claimed in claim 1, wherein the outer peripheral side of the clamping portion is provided with positioning grooves and positioning clamping grooves symmetrically arranged on two sides of the clamping portion, the positioning grooves are arranged around the outer peripheral side of the clamping portion, and the positioning clamping grooves penetrate through the upper surface and the lower surface of the clamping portion.