CN218427078U

CN218427078U - Adjustable centering fixture

Info

Publication number: CN218427078U
Application number: CN202222285580.6U
Authority: CN
Inventors: 梁柯
Original assignee: Hefei Jiyi Automation Equipment Co ltd
Current assignee: Hefei Jiyi Automation Equipment Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-02-03
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a centering anchor clamps with adjustable relates to centering anchor clamps technical field, including the bottom plate, the top of bottom plate is equipped with the mounting disc through the centering subassembly activity, and the centering subassembly includes spout, slider and anchor clamps subassembly, and the middle part on bottom plate top is seted up to the spout, and the slider slides and sets up in the inside of spout, the top of slider and the bottom fixed connection of one of them mounting disc, the fixed block that is equipped with in bottom of another mounting disc, the fixed middle part that sets up in bottom plate top one side of fixed block, the beneficial effects of the utility model are that: the first electric hydraulic cylinder arranged in the centering assembly drives the sliding block to move in the sliding groove, when the sliding block moves to a proper position, the threaded rod rotates in the internal thread of the movable groove, the movable blocks and the threaded rod rotate in the movable groove, the six movable blocks move to drive the six L-shaped centering plates, and the six L-shaped centering plates move to the circle centers of the two mounting discs or the outer rings of the mounting discs and are used for centering clamping at different inner diameters.

Description

Adjustable centering fixture

Technical Field

The utility model relates to a centering fixture, in particular to centering fixture with adjustable belongs to centering fixture technical field.

Background

In the machining industry, a fixture is a device used to fix a machining object to a correct position for machining or inspection during a machining process. Clamps are widely used in various processes in the mechanical manufacturing process, such as for quickly, conveniently and safely mounting workpieces;

wherein the application number is "CN202111222924.2" the disclosed "adjustable is from centering fixture device" also is mature technique day by day, and it "includes the base, be provided with the tight piece of supporting that is used for supporting tight work piece at least three on the base, it is a plurality of support and tightly cooperate each other and be used for pressing from both sides tight work piece, still be provided with on the base and be used for the drive to support the tight drive assembly who presss from both sides tight work piece, drive assembly includes a plurality of oblique pull rods that are used for driving one respectively to support the tight piece displacement, be used for driving a plurality of main pull rods that slide simultaneously to one side and be used for driving the driving piece that main pull rod slided, the rigid coupling has the install bin on the oblique pull rod, it sets up in the install bin to support the tight piece to slide, the part salient in the install bin that the piece is used for supporting tight work piece is outstanding in the install bin, be provided with the adjustment mechanism that is used for adjusting the protruding length of supporting tight piece on the install bin. The present application has an effect of improving the applicability of the jig, but the apparatus has the following drawbacks in practical use.

1) When centering centre gripping is carried out to the work piece, its anchor clamps are not convenient for adjust it, and the regulative mode is single, are not convenient for many-sided centering centre gripping, influence machining efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centering anchor clamps with adjustable to what provide in solving above-mentioned background art when centering the centre gripping to the work piece, its anchor clamps are not convenient for adjust it, and the regulative mode is single, are not convenient for many-sided centering centre gripping, influence machining efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a centering anchor clamps with adjustable, includes the bottom plate, the top of bottom plate is equipped with the mounting disc through centering subassembly activity, centering subassembly includes spout, slider and anchor clamps subassembly, the middle part on bottom plate top is seted up to the spout, the slider slides and sets up the inside at the spout, the top of slider and the bottom fixed connection of one of them mounting disc, another the fixed block that is equipped with in bottom of mounting disc, the fixed middle part that sets up in bottom plate top one side of fixed block, the fixed first electric hydraulic cylinder that is equipped with in top of bottom plate opposite side, the bottom fixed connection of first electric hydraulic cylinder and slider one side.

Preferably, two three movable grooves, six are all seted up to the inboard of mounting disc the inside in movable groove all rotates through the bearing and alternates and be equipped with the threaded rod.

Preferably, six the equal screw thread activity cover in middle part of threaded rod is equipped with movable block, six the inboard of movable block is all fixed and is equipped with L type centering plate, six L type centering plate one side is all fixed and is equipped with the slipmat.

Preferably, the clamp assembly comprises two second electric hydraulic cylinders, and the two second electric hydraulic cylinders are respectively and fixedly arranged in the middle of two sides of the top end of the bottom plate.

Preferably, the middle part of two avris in bottom plate top all moves about and is equipped with arc splint, two the bottom of arc splint through two L type connecting rods respectively with two second electric hydraulic cylinder's output fixed connection, two the inboard of arc splint all is fixed and is equipped with the cushion.

Preferably, four corners of the bottom end of the bottom plate are fixedly provided with supporting legs.

Preferably, a switch panel is fixedly arranged at one corner of the side of the bottom plate, a first electric hydraulic cylinder switch and a second electric hydraulic cylinder switch are respectively arranged on the surface of the switch panel, the first electric hydraulic cylinder is electrically connected with an external power supply through the first electric hydraulic cylinder switch, and the second electric hydraulic cylinder is electrically connected with the external power supply through the second electric hydraulic cylinder switch.

Compared with the prior art, the utility model provides a pair of centering fixture with adjustable has following beneficial effect:

1. drive the slider and remove in the spout through the first electric hydraulic cylinder that sets up in the centering subassembly, when removing to suitable position, the threaded rod rotates at the inside screw thread in activity groove, make movable block and threaded rod screw thread rotate and remove in the activity inslot, the activity of six movable blocks drives six L type centering boards, to the centre of a circle department of two mounting discs or the outer lane of mounting disc removes, be used for different internal diameters to carry out the centering centre gripping, the second electric hydraulic cylinder that sets up in the anchor clamps subassembly drives L type connecting rod and arc splint relative movement makes the cushion contact with the work piece and carry out the centre gripping to it when the centering centre gripping, be convenient for adjust the centre gripping, multiple regulation mode is provided, be convenient for carry out centering centre gripping in many-ways, machining efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic top view of the cross-sectional structure of the present invention.

In the figure: 1. a base plate; 2. installing a disc; 3. a centering assembly; 31. a chute; 32. a slider; 33. a fixed block; 34. a first electric hydraulic cylinder; 35. a movable groove; 36. a threaded rod; 37. a bearing; 38. a movable block; 39. an L-shaped centering plate; 310. a non-slip mat; 4. a clamp assembly; 41. a second electric hydraulic cylinder; 42. an L-shaped connecting rod; 43. an arc-shaped splint; 44. an elastic pad; 5. supporting legs; 6. a switch panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1:

referring to fig. 1-4, the utility model provides an adjustable centering fixture, including a bottom plate 1, the top of bottom plate 1 is movably provided with mounting discs 2 through a centering assembly 3, centering assembly 3 includes a chute 31, a slider 32 and a fixture assembly 4, chute 31 is arranged in the middle of the top end of bottom plate 1, slider 32 is slidably arranged in chute 31, the top end of slider 32 is fixedly connected with the bottom of one of mounting discs 2, the bottom of the other mounting disc 2 is fixedly provided with a fixed block 33, fixed block 33 is fixedly arranged in the middle of one side of the top end of bottom plate 1, the top of the other side of bottom plate 1 is fixedly provided with a first electric hydraulic cylinder 34, and first electric hydraulic cylinder 34 is fixedly connected with the bottom of one side of slider 32;

three movable grooves 35 are formed in the inner sides of the two mounting plates 2, and threaded rods 36 are rotatably inserted into the six movable grooves 35 through bearings 37;

the middle parts of the six threaded rods 36 are respectively and movably sleeved with a movable block 38 in a threaded manner, the inner sides of the six movable blocks 38 are respectively and fixedly provided with an L-shaped centering plate 39, and one sides of the six L-shaped centering plates 39 are respectively and fixedly provided with an anti-skid pad 310;

four corners of the bottom end of the bottom plate 1 are all fixedly provided with supporting legs 5;

a switch panel 6 is fixedly arranged at one corner of the side of the bottom plate 1, a first electric hydraulic cylinder switch is arranged on the surface of the switch panel 6, and a first electric hydraulic cylinder 34 is electrically connected with an external power supply through the first electric hydraulic cylinder switch;

specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the first electric hydraulic cylinder 34 disposed in the centering assembly 3 drives the slider 32 to move in the sliding slot 31, and when the slider moves to a proper position, the threaded rod 36 rotates in the internal thread of the movable slot 35, so that the movable blocks 38 and the threaded rod 36 rotate in the movable slot 35, and the six movable blocks 38 move to drive the six L-shaped centering plates 39 to move to the centers of the two mounting disks 2 or the outer rings of the mounting disks 2, so as to perform centering clamping with different inner diameters.

Example 2:

the clamp assembly 4 comprises two second electric hydraulic cylinders 41, and the two second electric hydraulic cylinders 41 are respectively and fixedly arranged in the middle of two sides of the top end of the bottom plate 1;

arc-shaped clamping plates 43 are movably arranged in the middle of two sides of the top end of the bottom plate 1, the bottoms of the two arc-shaped clamping plates 43 are respectively and fixedly connected with the output ends of the two second electric hydraulic cylinders 41 through two L-shaped connecting rods 42, and elastic pads 44 are fixedly arranged on the inner sides of the two arc-shaped clamping plates 43;

a switch panel 6 is fixedly arranged at one corner of the side of the bottom plate 1, a second electric hydraulic cylinder switch is arranged on the surface of the switch panel 6, and the two second electric hydraulic cylinders 41 are electrically connected with an external power supply through the second electric hydraulic cylinder switches;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, while centering and clamping, the second electric hydraulic cylinder 41 arranged in the clamp assembly 4 drives the L-shaped connecting rod 42 and the arc-shaped clamping plate 43 to move relatively, so that the elastic pad 44 is in contact with the workpiece to clamp the workpiece, thereby facilitating adjustment and centering, providing multiple adjusting modes, facilitating multi-aspect centering and clamping, and improving the processing efficiency.

The working principle is as follows: when specifically using, the utility model relates to a centering anchor clamps with adjustable, at first place centering subassembly 3 at corresponding operating position, then each spare part of inspection anchor clamps subassembly 4 is all worked normally, can use after the inspection is accomplished, first electric hydraulic cylinder 34 through setting up in centering subassembly 3 drives slider 32 and removes in spout 31, when removing to suitable position, threaded rod 36 rotates at the internal thread of activity groove 35, make

movable block

38 and 36 screw thread rotations remove in activity groove 35, six movable block 38's activity drives six L type centering boards 39, to the centre of a circle department of two mounting discs 2 or the outer lane removal of mounting disc 2, be used for different internal diameters to carry out centering centre gripping, second electric hydraulic cylinder 41 that sets up in the centering centre gripping in anchor clamps subassembly 4 drives L type connecting rod 42 and arc splint 43 relative movement makes cushion 44 contact with the work piece and carry out the centre gripping to it, be convenient for adjust the centering, multiple regulation mode is provided, many-sided centering centre gripping of being convenient for, improve machining efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides an adjustable centering anchor clamps, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is equipped with mounting disc (2) through centering subassembly (3) activity, centering subassembly (3) are including spout (31), slider (32) and anchor clamps subassembly (4), the middle part on bottom plate (1) top is seted up in spout (31), slider (32) slide and set up the inside at spout (31), the top of slider (32) and the bottom fixed connection of one of them mounting disc (2), another the fixed block (33) that are equipped with in bottom of mounting disc (2), fixed block (33) are fixed to be set up the middle part in bottom plate (1) top one side, the fixed first electric hydraulic cylinder (34) that is equipped with in top of bottom plate (1) opposite side, the fixed bottom fixed connection of first electric hydraulic cylinder (34) and slider (32) one side.

2. An adjustable centering fixture, according to claim 1, wherein: two three activity groove (35), six have all been seted up to the inboard of mounting disc (2) the inside in activity groove (35) all rotates through bearing (37) and alternates and be equipped with threaded rod (36).

3. An adjustable centering fixture, according to claim 2, wherein: six the equal screw thread activity cover in middle part of threaded rod (36) is equipped with movable block (38), six the inboard of movable block (38) is all fixed and is equipped with L type centering plate (39), six L type centering plate (39) one side is all fixed and is equipped with slipmat (310).

4. An adjustable centering fixture, according to claim 1, wherein: the clamp assembly (4) comprises two second electric hydraulic cylinders (41), and the second electric hydraulic cylinders (41) are respectively and fixedly arranged in the middle of two sides of the top end of the bottom plate (1).

5. An adjustable centering jig according to claim 4 wherein: the middle part of two avris in bottom plate (1) top all moves about and is equipped with arc splint (43), two the bottom of arc splint (43) through two L type connecting rods (42) respectively with the output fixed connection of two second electric hydraulic cylinders (41), two the inboard of arc splint (43) all is fixed and is equipped with cushion (44).

6. An adjustable centering fixture, according to claim 1, wherein: supporting legs (5) are fixedly arranged at four corners of the bottom end of the bottom plate (1).

7. An adjustable centering fixture, according to claim 4, wherein: the fixed flush mounting plate of being equipped with in one corner of bottom plate (1) avris (6), first electric hydraulic cylinder switch and second electric hydraulic cylinder switch are installed respectively to the surface of flush mounting plate of switch (6), first electric hydraulic cylinder (34) are through first electric hydraulic cylinder switch and external power source electric connection, two second electric hydraulic cylinder (41) are all through second electric hydraulic cylinder switch and external power source electric connection.