JP6671588B1 - Handle for fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a handle for a fixing jig which is securely fixed to a fixing jig without being deformed even if it is used for many years, and has a compact shape and a narrow space such as inside a machining cover of a machine tool. Even if it is, a handle for a fixing jig that can be easily rotated is provided. SOLUTION: A fixing jig handle 100 has a linear gripping portion 20 for an operator to grip and perform work, and a cylindrical fixing portion 10 detachably fixed to a fixing jig. It is formed in a ladle shape as a whole. Further, the fixing portion 10 is provided with a protrusion 11 or a groove for engaging with a handle attaching hole or a handle attaching protrusion of the fixing jig. [Selection diagram] Fig. 1

Description

  The present invention relates to a handle used for a fixing jig, and particularly to a durable and compact handle for a fixing jig.

2. Description of the Related Art Conventionally, a vise device, a clamp, and a dedicated jig, which are fixing jigs for holding a workpiece when performing processing such as cutting, drilling, polishing, and the like on a processing target (work) such as metal, wood, and resin. Is used.
The vise device includes a pedestal-shaped device main body, a pair of holding pieces for holding the work, and handles for approaching and separating the pair of holding pieces, and the pair of holding pieces are rotated by rotating the handle. By approaching and holding the work in close proximity, and rotating the handle in the opposite direction, the pair of holding pieces are separated and the work can be removed.

  Patent Document 1 is an invention relating to a vice tightening force display device, and relates to a fixed jaw 4 fixed to a frame 2, a first drive shaft 6 rotatably provided, and a first drive shaft. A device is disclosed that includes a combined movable jaw 10 and a handle 8 for manual operation, and rotates the handle 8 to move the movable jaw 1 to increase the tightening force.

Patent Document 2 is an invention relating to a vice device and a processing device, and has a device main body 22 and a holding portion 24, and a holding member 12 as a holding means is provided on a holding portion 28 of a movable body 26 slidable with respect to the device main body 22. And 14 are arranged, the movable body 26 of the vice device 20 is configured to slide by the rotation of the screw 30 accompanying the rotation operation of the handle 62, and the handle 62 is connected to the tip of the screw 30. It is described that it can be attached to and detached from the square head 30A formed in the above.

  Patent Document 3 relates to a method for clamping a work by a vise device and a vise device, and includes a reference vice jaw 5 provided at one upper end of a vise bed 3, a movable vice jaw 7 capable of freely clamping a work W, and a reference vise jaw. A vise apparatus 1 including a vise cylinder 23 for reciprocating the movable vice jaw 7 in the left-right direction approaching and moving away from the vice jaw 5 is described.

  Patent Document 4 is an invention relating to a vice with a booster, and is guided in a body frame 3a fixed to a table 1 of a machine tool, a screw shaft 10, and a non-rotatably movable shaft axial direction of the screw shaft 10. A work 2 is mounted between the fixed jaw 5 and the movable jaw 6 and includes a nut 9 and a movable jaw 6 fixed to the nut 9 via a key 8 and opposed to the fixed jaw 5. The screw shaft 10 is rotated by a handle (not shown) attached to the mating hole 15a, the nut 9 screwed to the screw shaft 10 moves in the axial direction, and the movable jaw 6 fixed to the nut 9 moves the slide cover 4 It is described that the work 2 moves with the start and the clamping of the work 2 is started.

JP 07-248008 A JP 2001-79721 A JP-A-11-151613 JP 2007-185759 A

In the conventional vise apparatus as in Patent Documents 1-4, the holding piece is moved on the apparatus body by rotating the handle, and holds the work. In a method of attaching a vise device and a handle, a handle is attached to a vise device by engaging a protrusion of the handle with a handle attachment hole provided at one end of a rotary propulsion shaft of the vise device (Patent Document 1, Patent Document 1) 4) Alternatively, there is a type in which a handle is engaged with a projection provided at one end of a rotary propulsion shaft (Patent Document 2).
However, in the method of attaching the handle by engaging the handle attachment hole provided on one of the rotary propulsion shaft or the handle with the projection provided on the other, an excessive load on the handle is required when rotating the handle. Causes the handle to be deformed due to use over time, and the handle and the handle mounting hole are not securely engaged, and the handle immediately comes off the handle mounting hole. .
In general, a machine tool such as a milling machine or a machining center used together with the vise device has a processing area made of an iron plate or the like to cover the periphery of the processing area from the viewpoint of safety. When performing the processing work, the work of holding the work by opening the slide door that is a part of the processing cover and rotating the handle of the vise device installed inside the processing cover is performed. Since the inside of the processing cover is very narrow, the handle and the slide door come into contact with each other and the slide door is not closed, and it is necessary to remove the handle every time a work is attached or removed (FIG. 18).
Furthermore, it is very difficult to rotate the handle inside such a narrow work cover, and the work of clamping the work is a time-consuming work for the operator.

  Therefore, in view of the problems of the prior art, an object of the present invention is to provide a fixing jig handle that can be securely fixed to a fixing jig without being deformed even when used for many years, and furthermore, the shape is compact and Another object of the present invention is to provide a handle for a fixing jig which can be easily rotated even in a narrow space such as inside a processing cover of a machine tool.

A handle for a fixing jig according to the present invention is a grip portion for a worker to perform a work while holding the grip portion, the grip portion having a linear handle portion attached to the fixed portion and a grip portion to be gripped by hand. A fixed portion to which the handle portion is detachably fixed, including a cylindrical fixed portion having a bottom portion, wherein the handle portion is provided at a position within a range of a width of an outer surface of the fixed portion. , At the bottom side of the center position of the width range and at a position above the bottom surface of the fixing part, the fixing part is detachably attached, and the fixing part is a handle mounting hole or a fixing jig of the fixing jig. Either a convex protrusion or a concave hole for engaging with the handle mounting protrusion is provided, or the fixing portion covers the outer surface of the handle mounting portion of the fixing jig. To fix Outer surface of the inner surface of the fixed part and the handle-attachment part is characterized in that it is formed to engage in contact.
Also, a grip portion for a worker to hold and perform work, a grip portion having a linear handle portion attached to the fixed portion and a grip portion which is a portion to be gripped by hand, and the handle portion is detachable. The fixed portion is fixed to, provided with a cylindrical fixing portion having a bottom, the inner bottom surface of the fixing portion is in a state of being raised above the bottom surface of the fixing portion, the handle portion, wherein the are detachably attached only been against Oite plurality was mounting holes in raised been inner the bottom side than at the bottom position of the fixed part.
Also, a grip portion for a worker to hold and perform work, a grip portion having a linear handle portion attached to the fixed portion and a grip portion which is a portion to be gripped by hand, and the handle portion is detachable. A fixed portion having a cylindrical shape having a bottom, wherein an inner bottom surface of the fixed portion is raised above a bottom surface of the fixed portion, and the fixed portion is raised. A convex projection or a concave hole for engaging the handle mounting hole or the handle mounting projection of the fixing jig is provided on the inner bottom surface.
In the handle for a fixing jig of the present invention, it is preferable that the fixing portion is provided with a convex projection or a concave hole for engaging the handle mounting hole or the handle mounting projection of the fixing jig. Features.
Further, in the fixing jig handle of the present invention, the fixing portion is fixed to the fixing jig in a state where the outer surface of the handle attaching portion of the fixing jig is covered, and the inner surface of the fixing portion and The outer surface of the handle mounting portion is formed so as to be in contact with and engaged with.
According to the present invention, the handle for the fixing jig is formed in a substantially ladle shape, and the fixing jig and the handle for the fixing jig are (1) the protrusion of the fixing portion of the fixing jig handle and the fixing jig. (2) engagement with the handle mounting hole, and (2) engagement between the inner surface of the fixing portion of the fixing jig handle and the outer surface of the handle mounting portion of the fixing jig. Since the fixing jig is fixed, the load applied when the fixing jig handle is rotated is dispersed, so that even if the fixing jig handle is used for many years, the deformation of the fixing jig handle can be prevented. Further, since the inner surface of the fixing portion of the fixing jig handle is fixed so as to cover the handle mounting portion of the fixing jig, the fixing jig handle is securely fixed to the fixing jig and frequently comes off. Can be solved.

The handle for a fixing jig according to the present invention is characterized in that the grip portion is provided at a position within the range of the width of the outer surface of the fixing portion.
According to the present invention, the grip portion is provided at a position that falls within the range of the width of the outer surface of the fixing portion, so that the grip portion of the linear fixing jig handle does not project from the bottom surface of the fixing portion. Therefore, the whole handle for the fixing jig becomes compact, and it is possible to avoid problems such as collision with the sliding door of the processing cover for the machine tool. Further, since the entire handle for the fixing jig is small, it is possible to save the trouble of removing the handle for each work of attaching and detaching the work.

The fixing jig handle of the present invention is characterized in that a plurality of mounting holes for detachably mounting the grip portion are provided on the outer surface of the fixing portion.
In the handle for a fixing jig of the present invention, the mounting hole may be provided on an outer surface of the fixing portion at an angle of 90 to 150 degrees around a rotation axis of the handle for the fixing jig. Features.
Here, the “rotation axis” is a rotation center axis when the fixing jig handle is attached to the fixing jig and rotated, and indicates the direction of the Z axis on the paper.
According to the present invention, since the plurality of mounting holes are provided on the outer side surface of the fixed portion, it is possible to change the position of the grip portion so that the work can be easily performed even within the narrow processing cover of the machine tool. Becomes Further, since the grip portion is detachable, it can be removed if it interferes with performing a working operation.
When the mounting holes are arranged on the outer surface of the fixing portion at an angle of 90 to 150 degrees about the rotation axis, when the operator grips the handle for the fixing jig, the position of the gripping portion is on the front side or the back side. Therefore, it is possible to provide the gripping portion at a position where the operator can easily operate the gripping portion.

The handle for a fixing jig of the present invention is characterized in that the shape of the projection or the hole is a hexagonal prism or a quadrangular prism.
According to the present invention, since the shape of the projection or the hole is a hexagonal prism or a quadrangular prism, the shape matches the shape of the general handle mounting hole or the handle mounting projection of the fixing jig, and is fixed to various fixing jigs. The jig handle can be applied.

The fixing jig handle of the present invention is characterized by being formed of a metal that has been subjected to a heat treatment.
ADVANTAGE OF THE INVENTION According to this invention, since the handle for fixing jigs is formed of heat-treated metal, it is possible to provide a durable and strong handle for fixing jigs. Even if is used, deformation can be prevented.

ADVANTAGE OF THE INVENTION According to this invention, the deformation | transformation of the handle for fixing jigs can be prevented by making the engagement place with a fixing jig into two places, and the handle for fixing jigs is reliably fixed to a fixing jig. Therefore, it is possible to solve problems such as frequent disconnection.
Furthermore, since the shape of the fixing jig handle is compact, it can be easily rotated even in a narrow space such as the inside of a processing cover of a machine tool, and the fixing jig handle is removed every time a work is attached / detached. There is no necessity, and workability can be improved.

It is a left front perspective view which shows the handle 100 for fixtures of 1st Embodiment of this invention. It is a right rear perspective view which shows the handle 100 for fixtures of the said embodiment. It is a top view which shows the handle 100 for fixtures of the said embodiment. It is a bottom view showing handle 100 for fixtures of the above-mentioned embodiment. It is a front view showing handle 100 for fixtures of the above-mentioned embodiment. It is a rear view showing handle 100 for fixtures of the above-mentioned embodiment. It is a right view which shows the handle 100 for fixtures of the said embodiment. It is a left view which shows the handle 100 for fixtures of the said embodiment. It is a right front perspective view which shows the other example of the handle 100 for fixtures of the said embodiment. It is a top view which shows the other example of the handle 100 for fixtures of the said embodiment. It is a top view which shows the grip part 20 of the handle 100 for fixtures of the said embodiment. It is a top view which shows the fixing | fixed part 10 of the handle 100 for fixing jigs of the said embodiment. It is a schematic diagram which shows the fixing jig 500 used for the handle 100 for fixing jigs of the said embodiment. It is a schematic diagram showing a state where the handle 100 for a fixing jig of the embodiment is attached to a fixing jig 500. It is a photograph in which the handle 100 for fixing jigs of the above-mentioned embodiment was attached to the fixing jig 500. FIG. 2 is an explanatory diagram illustrating an arrangement of a mounting hole of a fixing unit according to the embodiment. FIG. 3 is an explanatory diagram illustrating an arrangement of a mounting hole of a fixing unit according to the embodiment. It is a photograph which shows the state which attached the conventional handle 300 for fixtures to the fixture. It is a schematic diagram which shows the example of the handle attachment part 510 of the fixing jig 500 used for the fixing jig handle 100 of this invention. It is a schematic diagram which shows the engagement state of the fixing part 10 of the handle 100 for fixing jigs of this invention, and the handle | steering-wheel attachment part 510. It is a right front perspective view which shows the handle 200 for fixtures of 2nd Embodiment of this invention. It is a right front perspective view which shows the handle 300 for fixtures of 2nd Embodiment of this invention.

  Hereinafter, specific embodiments to which the present invention is applied will be described in detail with reference to the drawings.

(First embodiment of the present invention)
FIG. 1 is a left front perspective view showing a fixing jig handle 100 of the first embodiment of the present invention, and FIG. 2 is a right rear perspective view showing the fixing jig handle 100 of the above embodiment. . FIG. 3 is a plan view showing the fixing jig handle 100 of the above embodiment, and FIG. 4 is a bottom view showing the fixing jig handle 100 of the above embodiment. FIG. 5 is a front view showing the fixing jig handle 100 of the above embodiment, and FIG. 6 is a rear view showing the fixing jig handle 100 of the above embodiment. FIG. 7 is a right side view showing the fixing jig handle 100 of the above embodiment, and FIG. 8 is a left side view showing the fixing jig handle 100 of the above embodiment.
The fixing jig handle 100 according to the present embodiment is a member that functions as a handle of the fixing jig 500 by being attached to the fixing jig 500 that holds the work, and includes a grip portion 20 for an operator to grasp and operate. And a fixing portion 10 detachably fixed to the fixing jig 500, and has a shape like a ladle as a whole.
Except for the grip 23, the fixing jig handle 100 is formed of a metal material such as steel. A metal that has been subjected to a heat treatment such as quenching to increase the strength may be used, or a plating treatment for applying a metal layer to the surface may be performed. The material of the grip 23 is formed of a material such as resin which is easily used by the hands.
The fixing jig 500 is, for example, a vise device and may be a clamp or a dedicated jig.

FIG. 11 is a plan view showing the gripper 20 of the handle 100 for the fixing jig of the embodiment.
The grip portion 20 is a linear member, and is entirely formed in a substantially columnar shape. A cylindrical protrusion 21 for attaching to the fixing portion 10 is formed at one end of the grip portion 20, and a male screw-shaped spiral groove 21 a is formed on the outer peripheral surface of the protrusion 21. By screwing the protrusion 21 of the grip 20 into the mounting hole 12 of the fixing part 10, the grip 20 can be fixed to the fixing part 10.
A substantially cylindrical grip 23 is provided at the other end of the grip 20 so that the operator can easily grip it. The shape of the grip 23 is substantially cylindrical in the present embodiment, but a shape that is easy for an operator to work can be appropriately selected, and the surface may be provided with irregularities along the shape of a finger.

FIG. 9 is a right front perspective view showing another example of the fixing jig handle 100 of the above embodiment, and FIG. 10 is a plan view showing another example of the fixing jig handle 100 of the above embodiment. is there. FIG. 12 is a plan view showing the fixing portion 10 of the fixing jig handle 100 of the above embodiment, and FIG. 13 is a schematic diagram showing a fixing jig 500 used for the fixing jig handle 100 of the above embodiment. FIG. FIG. 16 is an explanatory diagram 1 illustrating the arrangement of the mounting holes 12 of the fixing portion 10 according to the embodiment, and FIG. 17 is an explanatory diagram illustrating the arrangement of the mounting holes 12 of the fixing portion 10 according to the embodiment. 2.
The fixing portion 10 is formed in a cylindrical shape with a bottom, and a projection 11 for engaging with the fixing jig 500 is provided at a center position of the inner bottom surface 10a. The protrusion 11 is formed in a shape that properly engages with the handle mounting hole 501 of the fixing jig 500, and for example, has a prismatic shape such as a hexagonal prism (FIG. 3) or a quadrangular prism (FIGS. 9 and 10). Is formed.
The inner surface 10c of the fixing portion 10 has substantially the same shape or a similar shape as the outer surface 510b of the handle mounting portion 510 of the fixing jig 500, and the fixing portion 10 is entirely formed on the outer surface 510b of the handle mounting portion 510. Alternatively, it is formed in a shape in which a part thereof contacts and engages.
Similarly, the inner bottom surface 10a of the fixing portion 10 is formed in a shape such that the whole or a part thereof contacts the front surface of the handle mounting portion 510 on the handle mounting hole 501 side.
Accordingly, the fixing portion 10 is fixed to the fixing jig in a state where the outer surface 510b of the handle attaching portion 510 of the fixing jig 500 is covered.
The protrusion 11 provided on the inner bottom surface 10 a of the fixing portion 10 is attached to a position where the projection 11 is engaged with the handle mounting hole 501 of the fixing jig 500.
A plurality of mounting holes 12 for detachably mounting the grip 20 are provided on the outer surface 10b of the fixing portion 10 (FIG. 2). This allows the gripper 20 to be attached at a plurality of positions on the outer surface 10b of the fixing unit 10 so that the work can be easily performed in the processing cover of the machine tool, and the gripper 20 performs another operation. If it gets in the way, it can be removed.
A female screw 12 a is formed in the mounting hole 12. By rotating the gripper 20, the cylindrical projection 21 of the gripper 20 is screwed into the mounting hole 12, and the gripper 12 is fixed to the fixing unit 10. When the gripper 20 is rotated in the opposite direction, the gripper 20 can be removed from the fixed unit 10.
There is a width between the inner bottom surface 10a of the fixing portion 10 and the bottom surface 10d of the fixing portion 10, so that the inner bottom surface 10a of the fixing portion is raised from the bottom surface 10d of the fixing portion 10 in the positive Z-axis direction. I have. This is because the mounting hole 12 for mounting the gripping portion 20 to the fixing portion 10 is provided on the outer surface 10b of the fixing portion 10, and there is a width between the inner bottom surface 10a of the fixing portion 10 and the bottom surface 10d of the fixing portion 10. Accordingly, it is possible to provide the mounting hole 12 having a sufficient depth for fixing the grip portion 20.
Although the mounting holes 12 are arranged, when the gripping portion 20 is mounted on the fixing portion 10, the lowermost position Hb of the gripping portion 20 in the Z-axis direction is above the bottom surface position Kb of the fixing portion 10 on the paper and the fixing portion. 10 are arranged below the position Kc of the inner bottom surface 10a. By installing the mounting hole 12 in the fixing portion 10 in this manner, the grip portion 20 does not protrude outside the width Wi of the outer surface of the fixing portion 10 (FIG. 16), and therefore, the fixing jig handle 100 Can be made compact, and problems such as the collision of the gripper 20 with the processing cover for the machine tool can be avoided. Even if the attachment hole 12 having a sufficient depth is provided, the attachment hole 12 does not come into contact with the inner surface of the fixing portion 10.
The mounting holes 12 may be provided on the bottom surface side and the top surface side of the fixing portion 10, respectively (FIG. 14).
When the mounting hole 12 is arranged on the outer surface 10b of the fixing portion 10 at an angle θ of 90 ° to 150 ° about the rotation axis (Z axis) (FIG. 17), the fixing jig handle 100 is fixed to the fixing jig. When it is mounted on the mounting member 500, it is possible to provide the mounting portion 12 at a position where the operator can easily operate the grip portion 20, and it is more preferable from the viewpoint of operability that the mounting hole 12 be arranged at an angle θ of about 120 degrees.
In the present embodiment, the number of the mounting holes 12 is two, but may be three or four, and can be appropriately selected depending on an arrangement position of the fixing jig 500 and a work space.

FIG. 19 is a schematic view showing an example of the handle mounting portion 510 of the fixing jig 500 used for the fixing jig handle 100 of the present invention. FIG. 20 is a diagram showing the fixing of the fixing jig handle 100 of the present invention. FIG. 7 is a schematic diagram showing an engagement state between a portion and a handle mounting portion.
The handle mounting portion 510 of the fixing jig 500 is a columnar member provided at one end of the rotation propulsion shaft of the fixing jig 500, and has a handle mounting hole 501 or a handle mounting projection 511 at the center thereof. .
The outer surface 510b of the handle mounting portion 510 includes a type having no unevenness on the surface (FIG. 19A) and a type having a plurality of unevennesses on the surface (FIG. 19B). Is applicable to both types.
For the type having no irregularities on the surface of the outer side surface 510b, the entire inner side surface 10c of the fixing portion 10 comes into contact with the outer side surface 510b of the handle mounting portion 510, so that the fixing portion 10 and the handle mounting portion 510 are engaged and the fixing portion 10 is fixed to the handle mounting portion 510.
With respect to the type in which the surface of the outer side surface 510b has irregularities, only the outermost portion of the outer side surface 510 contacts the inner side surface 10c of the fixing portion 10 and the fixing portion 10 engages with the handle mounting portion 510 to fix the fixing portion. 10 is fixed to the handle mounting portion 510 (FIG. 20).
Distribute the load applied when rotating the fixing jig handle 100, regardless of whether the outer surface 510b of the handle mounting portion 510 has a surface with no irregularities or a type with a plurality of irregularities on the surface. Since the inner surface 10c of the fixing part 10 of the fixing jig handle 100 is fixed so as to cover the handle mounting part 510 of the fixing jig 500, the fixing jig handle 100 is securely attached to the fixing jig 500. Fixed.

(How to operate the fixing jig handle 100)
FIG. 14 is a schematic view showing a state where the fixing jig handle 100 of the above embodiment is attached to a fixing jig 500. FIG. 15 is a diagram showing the fixing jig handle 100 of the above embodiment attached to the fixing jig 500. It is a photograph which shows the attached state.
First, a sliding door provided on a processing cover of a machine tool or the like is opened to cover the inner surface 10c of the fixing portion 10 of the fixing jig handle 100 with the outer surface 510b of the handle mounting portion 510 of the fixing jig 500. The fixing jig handle 100 is attached so that the projection 11 of the fixing jig handle 100 engages with the handle mounting hole 501 of the fixing jig 500 (step 1).
After the work is placed between the holding pieces 521a and 521b of the fixing jig 500, the grip 20 of the fixing jig handle 100 is gripped, and the grip 20 is rotated about the rotation axis Z (step 2). When the gripper 20 is rotated, one or both of the holding pieces 521a and 521b of the fixing jig 500 slide in the approaching direction to hold and fix the work.
At this time, if the gripper 20 is located at a position where it is difficult to operate, the gripper 20 may be detached from the fixing unit 10 and the projection 21 of the gripper 20 may be screwed into the mounting hole 12 provided at a position where work is easy. It is possible.
After fixing the work, the slide door D of the work cover is closed, and work such as cutting, punching, and polishing is performed on the work.
After the machining operation, the sliding door D of the machining cover is opened again, the gripper 20 of the handle 100 for the fixing jig is gripped, and the gripper 20 is rotated in the opposite direction to the case where the workpiece is clamped (step 3). . When the gripper 20 is rotated, one or both of the holding pieces 521a and 521b of the fixing jig 500 slide in a direction in which the holding pieces 521a and 521b are separated from each other, and the work can be removed.

As described above, the fixing jig 500 and the fixing jig handle 100 are engaged with the projection 11 of the fixing portion 10 of the fixing jig handle 100 and the handle mounting hole 501 of the fixing jig 500, and the fixing jig handle Since the inner side surface 10c of the fixing portion 100 of the fixing jig 100 and the outer side surface 510b of the handle attaching portion 510 of the fixing jig 500 are engaged with each other, the load applied when the fixing jig handle 100 is rotated is dispersed, and the fixing jig 500 is used for many years. Even if it does, it becomes possible to prevent the deformation of the handle 100 for the fixing jig.
Further, since the inner surface 10c of the fixing portion 10 of the fixing jig handle 100 is fixed so as to cover the handle mounting portion 510 of the fixing jig 500, the fixing jig handle 100 is securely fixed to the fixing jig 500. It is possible to eliminate problems such as frequent disconnection.
Further, since the gripping portion 20 of the fixing jig handle 100 is formed in a linear shape so that the gripping portion 20 does not protrude from the bottom surface 10d of the fixing portion 10, a processing cover (slide door D) for a machine tool is used. ) Can be avoided, and processing work can be performed without removing the handle for each work mounting and removing work.

(Second embodiment of the present invention)
FIG. 21 is a right front perspective view showing a fixing jig handle 200 according to the second embodiment of the present invention, and FIG. 22 is a right front view showing a fixing jig handle 300 according to the second embodiment of the present invention. It is a front perspective view.
The fixing jig handles 200 and 300 according to the second embodiment of the present invention are provided with holes 211 and 311 instead of the protrusions 11 of the fixing jig handle 100 according to the first embodiment. Other configurations are the same as those of the first embodiment, and therefore, the same portions are denoted by the same reference numerals and overlapping description will be omitted.
The fixing jig handles 200 and 300 of the present embodiment can be used as a handle of the fixing jig 500 provided with a handle mounting protrusion 511 at the center of the handle mounting portion 510, and are gripped and operated by an operator. The fixing jig according to the first embodiment has a gripping portion 20 for fixing and a fixing portion 210, 310 detachably fixed to the fixing jig 500, and has a shape like a ladle as a whole. It is the same as the handle 100.
The fixing portions 210 and 310 are provided with holes 211 and 311 for engaging with the fixing jig 500 at the center position of the inner bottom surface 10a. The holes 211 and 311 are formed so as to appropriately engage with the handle mounting projections 511 of the fixing jig 500. For example, the shape of the hole 211 is a hexagonal prism (FIG. 21), and the shape of the hole 311 is a square prism. (FIG. 22). The shape of the holes 211 and 311 may be any shape as long as it can be engaged with the handle mounting projection.
When the fixing jig handles 200 and 300 are used, a sliding door provided on a processing cover of a machine tool or the like is opened to fix the inner surfaces 10c of the fixing portions 210 and 310 of the fixing jig handles 200 and 300. The fixture 500 is inserted so as to cover the outer side surface 510b of the handle attachment portion 510, and attached so that the handle attachment projections 511 of the fixture 500 engage with the holes 211, 311 of the fixture handles 200, 300.
Thereafter, the work can be clamped and removed by rotating the fixing jig handles 200 and 300.

  As described above, even if the fixing jig 500 is provided with the handle mounting protrusion 511 at the center of the handle mounting portion 510, the fixing jig handles 200 and 300 can be suitably used.

As described above, the present invention is not limited to the above-described embodiment. In the above-described embodiment, the fixing portion 10 is formed in a cylindrical shape with a bottom. However, if the outer surface 510b of the handle mounting portion 510 of the fixing jig 500 has a prismatic shape, the fixing portion 10 is similarly formed in a square shape. It can be formed in a columnar shape.
Also, in the present embodiment, the description has been given as a handle for a fixing jig. However, a shaft is used in a machine tool such as a lathe, a drilling machine, a grinding machine, a machining center, a press for press working, an injection molding machine for injection molding, and the like. It can also be used as a handle of a machine that can be operated manually by rotating it, or when the above machine tool is an integrated device with a fixing jig, a fixed part that is a part of the machine tool It can also be used as a jig handle. As described above, it goes without saying that the present invention can be appropriately changed without departing from the spirit thereof.

100, 200, 300 Handle for fixing jig,
10, 210, 310 fixing part,
10a inner bottom surface,
10b outer surface,
10c inner surface,
10d bottom,
11 projections,
12 mounting holes,
12a female screw,
20 gripper,
21 protrusions,
21a spiral groove,
23 grips,
211, 311 holes ,
500 fixing jig,
501 Handle mounting hole,
510 handle mounting part,
510b outer surface,
511 protrusion for attaching handle,
521a, 521b clamping pieces,
Hb Lowermost position of gripper,
Kb fixed part bottom position,
The position of the inner bottom surface of the Kc fixing part,
Wi outer side width,
D sliding door

Claims (4)

  A grip portion for a worker to grip and perform work, a grip portion having a linear handle portion attached to the fixed portion and a grip portion which is a portion to be gripped by hand, and the handle portion is detachably fixed. A fixing portion to be provided, comprising a cylindrical fixing portion having a bottom portion, wherein an inner bottom surface of the fixing portion is raised above a bottom surface of the fixing portion, and the handle portion is fixed. A handle for a fixing jig, which is detachably attached to a plurality of attachment holes at a position closer to the bottom side than the position of the raised inner bottom surface of the portion.   A grip portion for a worker to grip and perform work, a grip portion having a linear handle portion attached to the fixed portion and a grip portion which is a portion to be gripped by hand, and the handle portion is detachably fixed. A fixing portion to be provided, comprising a cylindrical fixing portion having a bottom portion, wherein the inner bottom surface of the fixing portion is raised above the bottom surface of the fixing portion, and the fixing portion is raised. A handle for a fixing jig, wherein a convex projection or a concave hole for engaging with a handle mounting hole or a handle mounting projection of the fixing jig is provided on an inner bottom surface.   2. The fixing jig according to claim 1, wherein the fixing portion is provided with a convex projection or a concave hole for engaging with a handle mounting hole or a handle mounting projection of the fixing jig. Tool handle.   The fixing portion is fixed to the fixing jig in a state where the outer surface of the handle attaching portion of the fixing jig is covered, and the inner surface of the fixing portion and the outer surface of the handle attaching portion come into contact with each other. The handle for a fixing jig according to claim 1, wherein the handle is formed so as to be engaged.