JP2002001681A - Chemical chuck jig for all screw - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an anchor working tool capable of chucking by one touch operation without nut fastening by using various tools, simple in structure and to work by simple operation. SOLUTION: A chemical chuck jig for all screws constituting its characteristic feature of stopping a stopping material by revolution of a knurling tool working part 23 but not by a click member is provided for the chuck type anchor working tool for all screws constituted of a spindle 27 constituted by forming an insertion hole 30 of an anchor member 25, the click member 31 to screw the anchor member and a spacer 37 having a screw part on an outer peripheral surface and a chuck 21 for all the screws to insert the insertion hole 30 of the anchor member 25 and the anchor member in a core part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a "post-installation anchoring method" in which an anchor is anchored by drilling at a predetermined position after concrete casting, and more particularly to an anchoring tool used in the post-installation method. is there.

[0002]

2. Description of the Related Art Conventionally, there are various methods for attaching various equipments to a concrete structure. Among them, a post-installation anchor is also used for a structure requiring a recent strength or an application where a vibration or a large load is applied. The "method of construction" is actively used. An example of an anchor tool used in the “post-installation anchor method” is a tool developed and filed by the applicant of the present invention (Japanese Patent Application Laid-Open No. Hei 7-113230), which has already been disclosed. This conventional anchor applying tool is configured to connect an anchor member to an anchor driving machine without attaching a double nut sandwiching a washer.
That is, a tool body having a coupling end of an anchor driving machine at one end and an immobile chuck portion at the other end, and an outer ring having an immovable chuck portion on the outer peripheral surface and rotatably sliding and having a projection on the inside. And a chuck that is rotatably mounted on the other end surface of the tool body and cooperates with the immobile chuck portion to sandwich the anchor member, and a part of the inner surface is carved with a screw to be rotated by the protrusion of the outer ring. The movable chuck unit is configured to rotate so that the anchor member is attached and detached. The specific configuration is as shown in FIGS. The anchor application tool 50 shown here has a connection end which is inserted into a hex wrench box 59 of an anchor driving machine at one end, and a stationary chuck 51 at the other end.
Anchoring tool 50 having
An outer ring 57 slidably rotatable with an immovable chuck 51 provided on the outer peripheral surface thereof and having a projection on the inner side, and rotatably mounted on the other end 53 of the anchoring tool 50 and an anchor together with the immovable chuck 51. The movable chuck portion 52 constitutes a chuck that sandwiches the member 58, and has a screw 54 formed on the inner surface thereof and is rotated by a projection of the outer ring 57.

[0003] The applicant of the present invention has filed an application by adding improvements to this conventional anchoring tool and has already published it (JP-A-11-300).
648). This improved anchor tool
As shown in FIG. 10 to FIG. 12, it is composed of a spindle 28 and a full screw chuck 21. An insertion hole 30 into which the anchor member 25 is inserted is provided in the core of the spindle 28, and the inserted anchor member 25 is provided with a screw 32 of the claw member 31.
It is configured to be screwed through. The claw member 31 has two attachment / detachment holes 29 formed vertically and symmetrically on the peripheral surface of the spindle 27, and is provided so that the claw member 31 can be inserted through the attachment / detachment hole 29. I have. On the other hand, a spencer 37 having a threaded portion formed on the surface is attached to the spindle 28. The spencer 37 is configured to be moved right and left on the surface of the spindle 28. Further, a center pin 33 is provided inside the spindle 27 via a spring 34. That is, as shown in FIG.
A spring 34 is provided between the pins 5 and 36, and a center pin 33 is screwed to the inner surface of the spindle 27 at the center of the washers 35 and 36. Since the center pin 33 can move left and right, the anchor member 25 can be inserted and fitted in a state where it is constantly pressed via the spring 34. That is, when the anchor member 25 of the full screw bolt, which is the anchor member 25, is bitten by the chuck (claw) of the center pin 33, the anchor member 25 of the full screw bolt is pressed to the right by the spring 33. Reference numeral 37 denotes a spacer for screwing the full-screw chuck 21. An anchor member 25 is provided at the core of the chuck 21 for all screws, which is a feature of the present invention.
Insertion hole 22 and knurled portion 23 on the outer peripheral surface
And a cover main body 24 whose inner surface is cam-processed is integrally formed. As shown in FIG. 12, a cam processing portion 39 is formed on the inner surface of the full-screw chuck 21 on the inner surface of the cover main body 24.
The individual stop members 40, 40 are pivotally supported on a rotating shaft 41.
Since the stop members 40 and 40 are rotated left and right by 45 degrees by rotating the chuck 21 for full screw, the stop member 4 is provided in the chuck 21 for full screw.
0 and 40 can be stopped and their removal can be enabled. The rotation operation of the full-screw chuck 21 allows the anchor member 25 to be completely and definitely screwed to the spindle 27 of the anchoring tool, and allows the attachment and detachment to be performed easily and easily.

[0004]

The object of the present invention is to improve the anchoring tool according to the conventional method and to provide an anchoring tool superior to the conventional one.

[0005]

SUMMARY OF THE INVENTION The present invention is an improvement on the anchoring tool according to the conventional method as described above.
A spindle formed with an insertion hole for the anchor member in the core of the anchoring tool, a claw member for screwing the anchor member, and a spencer having a thread on the outer peripheral surface; and an insertion hole for the anchor member in the core. In a full screw chuck type anchoring tool comprising an anchor member inserted and a full screw chuck screwed to the spindle, the stop member is stopped by turning the knurled processing portion regardless of the claw member. The present invention provides a chemical chuck jig for full screw, and in the chemical chuck jig for full screw, the cam processing portion is rotated by the operation of the rotation shaft, and the stop member is pressed and moved by the rotation. The present invention provides a chemical chuck jig for all screws in which the all screw bolts are chucked in the knurled processing part in the chemical chuck jig for all screws. Direct certain outer cylindrical portion of the plug and the chuck to provide a total screw Chemical chuck jig bolting to 45 ° rotated counterclockwise.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In an embodiment of the present invention, an insertion hole for an anchor member, a claw member for screwing the anchor member, and a spencer having a screw portion on the outer peripheral surface are formed in a core portion of an anchoring tool. A full-thread chuck type anchoring tool comprising a spindle having a core, an insertion hole of an anchor member in the core portion, and a full-screw chuck for inserting the anchor member and screwing the anchor member to the spindle. Since it is a chemical chuck jig for all screws that stops the stop material by rotating the knurl processing part, there is no need to tighten nuts using various tools like conventional anchoring tools The chuck can be done with one touch.

Further, in the embodiment of the present invention, in the full-screw chemical chuck jig, the cam processing portion is rotated by the operation of the rotation shaft, and the stop member is pressed and moved by the rotation to stop the screw. Insert directly into the chuck of the knurled part and rotate the outer cylinder of the chuck counterclockwise by 45
° Since it is a chemical chuck jig for all screws that is turned and bolted, it can be operated with a simple structure and simple operation.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. Since the present invention is an improvement of the conventional full-screw chuck type anchoring tool shown in FIGS. 10 to 12, the basic contents are described in the section of the prior art. Only the following will be described.

First, FIG. 1 is an overall schematic view showing a chemical chuck jig for all screws according to the present invention. The chemical chuck jig 1 for a full screw of the present invention is a detailed description of the chemical chuck jig for a full screw, which is a main part of the present invention, with reference to FIGS. That is, the chemical chuck jig 1 for all screws of the present invention includes a chuck jig main body composed of a spindle 2, a cover main body 3, a knurl processing section 4, and a support 6.
And a full screw bolt B to be inserted into the insertion hole 5 of the knurled portion 4. Although the external structure is similar to that of a conventional anchoring tool, the internal structure is completely different. In the conventional anchoring tool, the stop member of the cam processing portion is actuated through a claw member with a screw. However, in the present invention, the stop member 11 of the cam processing portion 9 is formed in an elliptical shape to thereby form the rotation shaft 10. Can be completely and surely stopped simply by turning. That is, as shown in FIG.
When the state where is stopped is changed to the operating state as shown in FIG. 7B, the stop member 10 of the cam processing unit 9 is pressed and stopped.

Next, a method of using the chemical jig for all screws according to the present invention will be described with reference to FIGS.
First, when using the chemical chuck jig for all screws of the present invention, a fixing agent capsule C shown in FIG. 5 is prepared. The fixing agent capsule C has been generally used in the past, in which an aggregate such as magnesia clinker and a resin such as epoxy acrylate are put in a brown glass tube, and a hardening agent is inserted in the center. Then, anchor driving machine A
(A) for drilling holes of appropriate dimensions in a base material such as concrete with a drill D attached to the end of the base material, and after the base material drilling (a), the holes are accumulated in the base material via an air pipe E. A first inside-hole cleaning step (b) for removing dust collection, a second inside-hole cleaning step (c) for further cleaning the inside of the base material via a cleaning brush F, and thereafter, an adhesive capsule is inserted. (D), a bolt embedding step of rotating the entire screw bolt B after inserting the fixing material capsule, and a hardening curing step of embedding the full screw bolt B in a hole of the base material. Have been. When the full screw bolt B is buried in the desired concrete or the like by such a process, the nut G is removed from the full screw bolt B in the steps (a) to (c) as shown in FIG.
To conclude.

[0011]

According to the present invention, there is provided a spindle formed by forming an insertion hole of an anchor member in a core portion of an anchoring tool, a claw member for screwing the anchor member, and a spencer having a screw portion on an outer peripheral surface. In a full-thread chuck type anchoring tool comprising an insertion hole for an anchor member in a core portion and a full-screw chuck for inserting the anchor member and screwing to the spindle, a knurled portion is formed regardless of the claw member. A stop member for stopping the stop member by rotation of the full screw chemical chuck jig. In the full screw chemical chuck jig, a cam machining portion is rotated by the operation of a rotation shaft. The stop material is pressed and moved by the movement to stop it, and in the chemical chuck jig for all screws, all the screw bolts are directly inserted into the chuck of the knurled part and the chuck Because the outer cylindrical portion is whole chemical chuck jig screw for bolting to 45 ° rotated counterclockwise, has many advantages, such as:. A. The chemical chuck jig for full screws according to the present invention is simpler and easier to operate than a conventional full screw chuck. A. Since the inside of the full-screw chuck, which is a main part of the present invention, is cam-processed, it is possible to easily and easily attach and detach the full-screw bolt to the full-screw chemical chuck jig. (C) Since the internal structure of the chuck for all screws is simple, the manufacturing process and the economy are also excellent.

[Brief description of the drawings]

FIG. 1 is an explanatory schematic diagram showing a chemical chuck jig for all screws of the present invention.

FIG. 2 is an exploded view showing a chemical chuck jig for all screws of the present invention.

FIG. 3 is an enlarged sectional view of the chuck jig of the present invention shown in FIG. 2;

FIG. 4 is an enlarged sectional view of a jig of the chuck of the present invention shown in FIG. 2;

FIG. 5 is an enlarged sectional view of a fixing agent capsule used in the present invention.

FIG. 6 is an explanatory schematic diagram of operation steps showing a method of using the present invention.

FIG. 7 is an explanatory schematic diagram of operation steps showing a method of using the present invention.

FIG. 8 is an explanatory schematic diagram showing a conventional anchoring tool.

FIG. 9 is a partially enlarged sectional view of the anchoring tool shown in FIG. 8;

FIG. 10 is an explanatory schematic view showing a conventional anchoring tool.

FIG. 11 is a partially enlarged sectional view of the anchoring tool shown in FIG. 10;

FIG. 12 is a partially enlarged sectional view of the anchoring tool shown in FIG. 10;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Chemical chuck jig for all screws 2 Spindle 3 Cover main body 4 Knurl processing part 6 Supporting tool 7 Spring 9 Cam processing part 10 Rotating shaft 11 Stopper 21 Full screw chuck 23 Knurl processing part 25 Anchor member 26 Anchor tool 27, 28 Spindle 31 Claw member 39 Cam processing part 40 Stopping material 41 Rotating shaft 50 Anchor tool 51 Immobile chuck 52 Movable chuck 58 Anchor member A Anchor driving machine B Full screw bolt C Fixative capsule E Air pipe F Brush G nut

Claims (3)

[Claims] A spindle formed by forming an insertion hole of an anchor member in a core portion of an anchoring tool, a claw member for screwing the anchor member, and a spencer having a thread portion on an outer peripheral surface; and an anchor in the core portion. In a full screw chuck type anchoring tool comprising a member insertion hole and a full screw chuck for inserting the anchor member and screwing it to the spindle, the rotation of the knurled portion is performed regardless of the claw member. A chemical chuck jig for all screws, which stops a stop material. 2. The full screw chemical chuck jig according to claim 1, wherein the cam machining portion is rotated by operating the rotation shaft, and the stop member is pressed and moved to stop by the rotation. Jig for chemical chuck. 3. The chemical chuck jig for full screws according to the preceding claim, wherein all screw bolts are directly inserted into the chuck of the knurled portion and the outer cylindrical portion of the chuck is turned 45 ° counterclockwise.
The chemical chuck jig for a full screw according to claim 1, wherein the jig is rotated and bolted.