CN213351564U

CN213351564U - Positioning tool capable of ensuring coaxiality of multi-axial holes

Info

Publication number: CN213351564U
Application number: CN202022144913.4U
Authority: CN
Inventors: 黄廷良
Original assignee: Hebei North Casting Co ltd
Current assignee: Hebei North Casting Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-04
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a positioning tool which can ensure the coaxiality of multiple axial holes, comprising a fixed box, wherein circular grooves are respectively arranged at the two sides of the top end of the fixed box, vertical cylinders are respectively and fixedly connected with the top ends of the two circular grooves, arc-shaped clamping strips are respectively arranged at the top parts of the two vertical cylinders, arc-shaped sliding strips are respectively and slidably connected with the inner walls of the two arc-shaped clamping strips, and an electromagnet is fixedly arranged at the center of the inner wall at the bottom end of the fixed box, the defect of influencing the coaxiality machining precision.

Description

Positioning tool capable of ensuring coaxiality of multi-axial holes

Technical Field

The utility model relates to a location frock, in particular to can guarantee location frock of multiaxial hole axiality.

Background

The trunnion is usually provided with symmetrical axial holes, and a corresponding positioning tool is required to process the axial holes.

Because the product diaxon head axis is just at same center for hole central line mutually perpendicular, process the excircle earlier still and process the hole earlier, produce very big influence to product quality and precision, former processing technology can't satisfy form and position tolerance such as the axiality and the straightness that hangs down of product hole and spindle nose, and traditional location frock is when pressing from both sides tightly, adopt modes such as screw to press from both sides tightly mostly, because manual error, lead to pressing from both sides tight dynamics elasticity and differ, can form the phenomenon that the clamping warp, follow-up when carrying out the axial hole processing like this, product quality just can not guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can guarantee location frock of multiaxial hole axiality to there is the problem of error, follow-up processingquality step-down in the tight dynamics of clamp that provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning tool capable of ensuring the coaxiality of multiple axial holes comprises a fixed box, circular grooves are formed in two sides of the top end of the fixed box, vertical cylinders are fixedly connected to the top ends of the two circular grooves, arc-shaped clamping strips are arranged at the tops of the two vertical cylinders, arc-shaped sliding strips are connected to the inner walls of the two arc-shaped clamping strips in a sliding mode, an electromagnet is fixedly arranged at the center of the inner wall of the bottom end of the fixed box, two magnetic plates are arranged in the middle of the inside of the fixed box, the equal fixedly connected with calibration plate in top of fixed case both sides wall, two the spout has all been dug at the middle part of calibration plate, two the equal sliding connection in inside of spout has the montant, two the equal fixedly connected with L shape strip in top of a montant lateral wall, two one side on calibration plate top all is equipped with the scale, two the equal fixedly connected with mark pole in bottom of another lateral wall of montant.

As an optimal technical scheme of the utility model, two the equal fixedly connected with grab handle of a corner of an arc draw runner lateral wall, two the equal fixedly connected with anti-skidding gasket of inner wall of arc draw runner.

As a preferred technical scheme of the utility model, two the equal fixedly connected with spliced pole in bottom of arc card strip, two the equal fixedly connected with clamp plate in bottom of spliced pole, two the top of two perpendicular sections of thick bamboo is arranged respectively in to the clamp plate.

As a preferred technical scheme of the utility model, two the first connecting plate of the equal fixedly connected with of center department of clamp plate bottom, two the bottom of first connecting plate all articulates there is the second connecting plate, two the inside of two perpendicular sections of thick bamboo is arranged respectively in to first connecting plate.

As an optimal technical scheme of the utility model, two the center department on magnetic sheet top respectively with the bottom fixed connection of two second connecting plates, two the magnetic sheet sets up along the central line symmetry of electro-magnet.

As a preferred technical scheme of the utility model, the magnetism of magnetic sheet is different with the magnetism of electro-magnet, the electro-magnet passes through fixed electro-magnet switch and the power electric connection that is equipped with on the fixed case outer wall.

As a preferred technical scheme of the utility model, the positive bottom of fixed case articulates there is the chamber door, the bottom fixedly connected with handle of a chamber door lateral wall.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up two calibration plates, L shape strip and mark pole, can put the product block in advance the back, take the lead to the regulation of symmetry, rectify accurate, be convenient for observe, simple structure, later maintenance is convenient, prepares for subsequent axial hole axiality processing.

2. The utility model discloses two arc card strips have been set up, under the use of two vertical tubes, two magnetic sheet and electro-magnet of cooperation, can carry out the drop-down to two arc card strips with the help of the magnetic adsorption power that produces in step to two arc card strips press from both sides the both ends of product tightly, and the magnetic adsorption power that two magnetic sheet received is simultaneously, with big or small, the equidirectional, has guaranteed to press from both sides the equilibrium and the symmetry of tight dynamics of clamp, has replaced the product deformation that the inconsistent lead to of screw fixation elasticity in the past, influences the defect of axiality machining precision.

Drawings

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

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a cross-sectional view of the stationary box portion of the present invention.

In the figure: 1. a fixed box; 2. a vertical cylinder; 3. pressing a plate; 4. connecting columns; 5. an arc-shaped clamping strip; 6. a circular groove; 7. an arc-shaped slide bar; 8. a handle; 9. a calibration plate; 10. a vertical rod; 11. l-shaped strips; 12. a marker post; 13. an electromagnet; 14. a magnetic plate; 15. a first connecting plate; 16. a second connecting plate; 17. and (4) a box door.

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 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.

Referring to fig. 1-3, the present invention provides a technical solution of a positioning tool capable of ensuring the coaxiality of multiple axial holes:

according to the drawings of fig. 1-3, comprising a fixed box 1, wherein circular grooves 6 are cut on both sides of the top end of the fixed box 1, vertical cylinders 2 are fixedly connected to the top ends of the circular grooves 6, arc-shaped clamping strips 5 are arranged on the top portions of the vertical cylinders 2, arc-shaped sliding strips 7 are slidably connected to the inner walls of the arc-shaped clamping strips 5, when the arc-shaped sliding strips 7 are rotated out, the contact area between the arc-shaped clamping strips 5 and a product can be increased, so that the clamping is more stable, an electromagnet 13 is fixedly arranged at the center of the inner wall at the bottom end of the fixed box 1, two magnetic plates 14 are arranged in the middle of the fixed box 1, calibration plates 9 are fixedly connected to the top portions of both side walls of the fixed box 1, sliding grooves are cut in the middle portions of the two calibration plates 9, vertical rods 10 are slidably connected to the interiors of both sliding grooves, L-shaped strips 11 are fixedly connected to the top portions of one side wall of, thereby the calibration is more accurate, and one side on two calibration plate 9 tops all is equipped with the scale, and the equal fixedly connected with mark pole 12 in bottom of the other lateral wall of two montants 10.

And, the equal fixedly connected with grab handle 8 in a contained angle of 7 lateral walls of two arc draw runner, the equal fixedly connected with anti-skidding gasket of inner wall of two arc draw runner 7, increase frictional force, guarantee simultaneously that the product is not impaired indeformable when pressing from both sides tightly, the equal fixedly connected with spliced pole 4 in bottom of two arc draw runner 5, the equal fixedly connected with clamp plate 3 in bottom of two spliced pole 4, the top of two vertical cylinder 2 is arranged respectively in to two clamp plates 3, when electro-magnet 13 is opened, when two arc draw runners 5 descend with the product chucking, two clamp plates 3 compress tightly the top at two vertical cylinder 2 respectively.

In addition, the center department of two clamp plates 3 bottoms all fixedly connected with first connecting plate 15, the bottom of two first connecting plates 15 all articulates there is second connecting plate 16, two first connecting plates 15 are arranged in the inside of two vertical tubes 2 respectively, the center department on two magnetic sheet 14 tops respectively with the bottom fixed connection of two second connecting plates 16, two magnetic sheet 14 set up along the central line symmetry of electro-magnet 13, electro-magnet 13 is opening the back like this, the magnetic adsorption power size and the direction that two magnetic sheet 14 received are all unanimous.

Finally, the magnetism of the magnetic plate 14 is different from that of the electromagnet 13, the electromagnet 13 is electrically connected with a power supply through an electromagnet switch fixedly arranged on the outer wall of the fixed box 1, the bottom of the front face of the fixed box 1 is hinged with a box door 17, a handle is fixedly connected with the bottom of one side wall of the box door 17, and the electromagnet 13 inside the fixed box 1 can be maintained by opening the box door 17.

When the positioning tool is used in detail, the utility model relates to a positioning tool capable of ensuring the coaxiality of multiple axial holes, an operator firstly lifts two arc-shaped clamping strips 5 to enable two first connecting plates 15 to rise and leave the inside of a vertical cylinder 2, at the moment, the first connecting plates 15 can flexibly rotate, so that the two arc-shaped clamping strips 5 rotate and incline, thus, trunnion products needing to be processed can be placed at the top of a fixed box 1, the two arc-shaped clamping strips 5 are reset in a rotating way to clamp the products, then, two grab handles 8 are held to drive the two arc-shaped sliding strips 7 to slide, the clamping area of the products is increased, at the moment, the two vertical rods 10 are pushed to slide, so that two L-shaped strips 11 are respectively attached to the two ends of the products, then, the symmetry of the products after being placed is adjusted according to the positions of two marking rods 12 and scales, so that the two arc-shaped, two arc card strips 5 have not been with the product chucking this moment, can adjust the position in a flexible way, place after the complete symmetry in fixed case 1 top when adjusting the product, can open electro-magnet 13, electro-magnet 13 produces magnetism like this, the magnetic attraction power of equidimension takes place for magnetic sheet 14 with two symmetries set up, magnetic sheet 14 is adsorbed like this and descends, two arc card strips 5 follow and descend, with the both ends chucking of product, the chucking dynamics size is unanimous, can carry out the axiality processing in multiaxis hole this moment, close electro-magnet 13 after the processing is ended, two arc card strips 5 relax, thereby can take out the product.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 a can guarantee location frock of multiaxial hole axiality, includes fixed case (1), its characterized in that: circular grooves (6) are drilled on two sides of the top end of the fixed box (1), vertical cylinders (2) are fixedly connected to the top ends of the two circular grooves (6), arc-shaped clamping strips (5) are arranged at the tops of the two vertical cylinders (2), arc-shaped sliding strips (7) are slidably connected to the inner walls of the two arc-shaped clamping strips (5), electromagnets (13) are fixedly mounted at the center of the inner wall of the bottom end of the fixed box (1), two magnetic plates (14) are arranged in the middle of the inner part of the fixed box (1), calibration plates (9) are fixedly connected to the tops of two side walls of the fixed box (1), sliding grooves are drilled in the middle of the two calibration plates (9), vertical rods (10) are slidably connected to the inner parts of the two sliding grooves, L-shaped strips (11) are fixedly connected to the tops of one side wall of the two vertical rods (10), and scales are arranged on one side of the tops of the two calibration plates (9, the bottom of the other side wall of each vertical rod (10) is fixedly connected with a marking rod (12).

2. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 1, wherein: two equal fixedly connected with grab handle (8) in a contained angle of arc draw runner (7) a lateral wall, two the equal fixedly connected with anti-skidding gasket of inner wall of arc draw runner (7).

3. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 1, wherein: the bottom of two arc card strip (5) is equal fixedly connected with spliced pole (4), two the equal fixedly connected with clamp plate (3) in bottom of spliced pole (4), two the top of two vertical retort (2) is arranged respectively in clamp plate (3).

4. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 3, wherein: the two equal fixedly connected with first connecting plate (15) of center department of clamp plate (3) bottom, two the bottom of first connecting plate (15) all articulates there is second connecting plate (16), two the inside of two vertical section of thick bamboo (2) is arranged respectively in first connecting plate (15).

5. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 4, wherein: the centers of the top ends of the two magnetic plates (14) are respectively fixedly connected with the bottom ends of the two second connecting plates (16), and the two magnetic plates (14) are symmetrically arranged along the center line of the electromagnet (13).

6. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 1, wherein: the magnetism of magnetic sheet (14) is different with the magnetism of electro-magnet (13), electro-magnet (13) are through fixed electro-magnet switch that is equipped with on fixed case (1) outer wall and power electric connection.

7. The positioning tool capable of ensuring the coaxiality of the multi-axial holes as claimed in claim 1, wherein: the bottom of the front surface of the fixed box (1) is hinged with a box door (17), and the bottom of one side wall of the box door (17) is fixedly connected with a handle.