CN206465045U - A kind of lever extracting tool - Google Patents

Abstract

The utility model discloses a lever-type dismounting tool with simple structure and convenient use, which belongs to the technical field of machine tool components and is composed of a frame, a hook, a lever and a wedge. The frame is fixedly connected; the hook is provided with a hook for hooking the main shaft at the end far away from the frame; the lever and the wedge are rotatably connected to the frame respectively, and one end of the wedge is rotatably connected to one end of the lever, The other end is used to pass through the main shaft, and its bottom is provided with an inclined surface that intersects with the horizontal; the inclined wedge is located under the hook, and the inclined surface provided on it is used to contact the taper handle tool installed on the main shaft; Drive the oblique wedge movement to realize dismounting the taper shank tool from the main shaft hooked on the hook. The dismantling tool of the utility model can realize the purpose of dismantling the taper shank tool under the labor-saving effect through the leverage principle, and can ensure that the operator is not easy to be injured, and realizes the safety and reliability of the machine tool operation.

Description

A lever type removal tool

technical field

The utility model belongs to the technical field of machine tool components, and in particular relates to a lever type dismounting tool.

Background technique

When a traditional machine tool removes a taper shank tool from its spindle, the operator usually takes a wedge iron in one hand, and a hammer in the other hand and hits the wedge iron to remove the taper shank tool from the taper hole of the spindle. This striking operation has defects There are: firstly, the operator is easily injured, secondly, the operation is laborious and strenuous, and thirdly, the removal tool is inefficient. Therefore, need badly to design a kind of novel lever removal tool, to solve the above problems.

Utility model content

In view of this, the purpose of this utility model is to provide a lever-type removal tool with simple structure and easy to use, which can effectively improve the tool removal efficiency, save the operator time and effort and is not easy to be injured, so as to realize the safety and reliability of machine tool operation.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

The utility model provides a lever-type dismantling tool, which is composed of a frame, a hook, a lever and a wedge. One end of the hook is used to pass through the main shaft, and its end is fixedly connected with the frame; A hook for hooking the main shaft is provided on the end far away from the frame; the lever and the wedge are respectively rotatably connected to the frame, and one end of the wedge is rotatably connected to one end of the lever , the other end is used to pass on the main shaft, and its bottom is provided with an inclined surface intersecting with the horizontal; contact; the wedge movement is driven by the lever to remove the taper handle tool from the main shaft hooked on the hook.

Further, the frame is provided with a first accommodating cavity for lever rotation and a second accommodating cavity for accommodating hooks and wedges, the first accommodating cavity and the second accommodating cavity are U-shaped, and Both the first accommodating cavity and the second accommodating cavity are on the central axis of the frame; the second accommodating cavity is arranged at the bottom of the first accommodating cavity, and both are perpendicular to each other.

Further, the hook and the frame are fixedly connected by screws; the lever and the frame are hinged through the first pin; the wedge and the frame are hinged through the second pin; the wedge and the lever are hinged through the third pin hinged connection; the wedge is provided with a bar-shaped sliding groove that slides and cooperates with the second pin shaft.

Further, the end surfaces facing each other of the wedge and the hook are set as smooth end surfaces.

The beneficial technical effects of the utility model are: the disassembly tool of the utility model has the advantages of simple structure and convenient use; through the principle of leverage, the operator can achieve the purpose of disassembling the tool under the effect of labor saving, and can ensure that the operator is not easily injured , thereby improving the efficiency of tool disassembly, and is conducive to the accuracy of the spindle, and realizes the safety and reliability of machine tool operation.

Other advantages, objectives and features of the present utility model will be set forth in the following description to some extent, and to some extent, based on the investigation and research below, it will be obvious to those skilled in the art, or can be Get teaching from the practice of the utility model. The objectives and other advantages of the utility model can be realized and obtained through the following description.

Description of drawings

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be described in detail below in conjunction with the accompanying drawings, wherein:

Fig. 1 is the structural cross-sectional view of the utility model removal tool;

Fig. 2 is the three-dimensional schematic diagram of the removal tool of the utility model;

Reference signs: 1-frame, 2-hook, 3-lever, 4-slanted wedge, 5-screw, 6-first pin, 7-second pin, 8-third pin, 9-main shaft, 10-taper shank tool; wherein, 101-first accommodating chamber, 102-second accommodating chamber, 201-hook head, 401-inclined surface, 402-strip sliding groove.

detailed description

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings; it should be understood that the preferred embodiments are only for illustrating the present utility model, rather than limiting the protection scope of the present utility model.

As shown in Figure 1-2, a lever-type removal tool provided by this embodiment is composed of a hook 2, a lever 3 and a wedge 4 arranged on the frame 1. Using the principle of leverage, it can be installed on the machine tool very conveniently. The taper tool 10 on the spindle 9 is dismounted therefrom.

Specifically, one end of the hook 2 can be worn on the main shaft 9, and its end is fixedly connected with the frame 1 by a screw 5; The hook head 201; and the lever 3 and the oblique wedge 4 are hingedly connected with the frame 1 through the first pin shaft 6 and the second pin shaft 7 respectively, and one end of the oblique wedge 4 and one end of the lever 3 are on the respective ends Through the rotatable hinge connection of the third pin shaft 8, the other end can be worn on the main shaft 9, and its bottom is provided with an inclined surface 401 intersecting with the horizontal; The surface 201 can be in contact with the tapered handle tool 10 installed on the main shaft 9; the wedge 4 is driven by the lever 3 to move to realize dismounting the tapered handle tool 10 from the main shaft 9 hooked on the hook 2. When in use, insert the hook 2 and the wedge 4 into the flat hole of the main shaft 9, let the hook head of the hook 2 catch the outer wall of the main shaft 9, pull the lever 3, and move the wedge 4 forward to push down the taper handle tool 10 .

In this embodiment, the frame 1 is provided with a first accommodating cavity 101 for the rotation of the lever 3 and a second accommodating cavity 102 for accommodating the hook 2 and the wedge 4, the first accommodating cavity 101 and the second accommodating cavity 102 The two accommodating chambers 102 are U-shaped, and the first accommodating chamber 101 and the second accommodating chamber 102 are on the central axis of the frame 1; the second accommodating chamber 102 is arranged at the bottom of the first accommodating chamber 101, and Both opening directions are perpendicular to each other.

In this embodiment, the wedge 4 is provided with a bar-shaped sliding groove 401 that is slidingly matched with the second pin shaft 7 . In this way, the movement direction of the wedge 4 can be controlled by the second pin shaft 7 .

In this embodiment, the end faces facing each other of the wedge 4 and the hook 2 are set as smooth end faces. Like this, be beneficial to the motion of oblique wedge 4.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the spirit and scope of the technical solutions shall be covered by the claims of the present utility model.

Claims (4)

1. A lever-type dismantling tool, characterized in that: it is composed of a frame (1), a hook (2), a lever (3) and a wedge (4), and one end of the hook is used to pass through the main shaft (9) On the top, its end is fixedly connected with the frame; the hook is provided with a hook (201) for hooking the main shaft at the end far away from the frame; the lever and the wedge are respectively connected with the The frame is rotatably connected, and one end of the wedge is rotatably connected to one end of the lever, and the other end is used to pass through the main shaft, and an inclined surface (401) intersecting with the horizontal is provided at the bottom; the wedge is located on the hook Below, the inclined surface provided on it is used for contacting with the tapered handle tool (10) installed on the said main shaft; Driven by the lever, the inclined wedge movement realizes dismounting the lower tapered handle tool from the main shaft hooked on the hook. 2. The lever-type removal tool according to claim 1, characterized in that: the frame (1) is provided with a first accommodating chamber (101) for the rotation of the lever (3) and for accommodating the hook (2) and the second accommodating cavity (102) of the wedge (4), the first accommodating cavity and the second accommodating cavity are U-shaped, and both the first accommodating cavity and the second accommodating cavity are in the center of the frame On the axis; the second accommodating cavity is arranged at the bottom of the first accommodating cavity, and the two are perpendicular to each other. 3. The lever-type removal tool according to claim 1, characterized in that: the hook (2) is fixedly connected to the frame (1) through a screw (5); the lever (3) is connected to the frame through a first pin (6) hinge connection; described oblique wedge (4) is hingedly connected with frame by the second bearing pin (7); described oblique wedge and lever are hingedly connected by the third bearing pin (8); described oblique wedge is provided with A bar-shaped sliding groove (402) that is slidably matched with the second pin shaft. 4. The lever type removal tool according to claim 1, characterized in that: the end faces of the wedge (4) and the hook (2) facing each other are both set as smooth end faces.