Spindle box clamping fixture

Abstract

The utility model relates to the technical field of spindle boxes, in particular to a spindle box clamping fixture which comprises a machining table, a mounting groove is formed in the top of the machining table, and one end of the mounting groove penetrates through the side wall of the machining table. A base table matched with an inner cavity of the mounting groove in specification is arranged in the mounting groove, a drawing handle is fixedly connected to the center of one side wall of the base table, a mounting assembly is arranged between the base table and the side wall of the mounting groove, and fixing supports are symmetrically and fixedly connected to the two sides of the top of the base table; the center of the top of the fixed support is fixedly connected with an electric push rod, the output end of the electric push rod is fixedly connected with a clamping assembly, the connecting strength of the clamping device and a machine tool workbench is good, and therefore the clamping device is not prone to position deviation in the machining process, and the clamping effect of the clamping device is guaranteed; in addition, the structure of the clamping part is flexible, so that the clamping part can be detached and replaced after being abraded, and the clamping effect of the clamping part can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of spindle boxes, in particular to a spindle box clamping fixture. Background Art

[0002] The spindle box is the core component of the machine tool. It includes the spindle and its related transmission parts, which are used to support and drive the spindle to rotate. This box structure has a direct impact on the machining accuracy and performance of the machine tool. The spindle box contains the spindle, bearings, gears and other components, which together ensure that the spindle can rotate stably and transmit power. The spindle box can achieve different speeds of rotation through the speed change mechanism to meet different machining needs. The spindle box is widely used in lathes, milling machines, drilling machines and other machine tools. It is a key part of these equipment. In order to ensure machining accuracy and efficiency, the spindle box needs to have the characteristics of high rigidity and low vibration, as well as good thermal stability. Due to the complex internal parts of the spindle box and the harsh working environment, regular maintenance is very important to extend its service life.

[0003] The spindle box clamping fixture is an indispensable part of machining. Although the traditional clamping fixture has a certain clamping capacity, it still has some shortcomings. For example, the connection strength between it and the machine tool worktable is not good, so it is easy to cause its position to shift during machining, thus affecting its clamping effect. In addition, the structure of its clamping part is relatively fixed, so it is difficult to disassemble and replace it after it is worn, which greatly reduces its clamping effect. Therefore, a spindle box clamping fixture is proposed to address the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a spindle box clamping fixture, which has a better connection strength with the machine tool worktable, so it is not easy to cause its position to shift during processing, thereby ensuring its clamping effect. In addition, the structure of its clamping part is more flexible, so it can be disassembled and replaced after it is worn, thereby ensuring its clamping effect and solving the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A spindle box clamping fixture comprises a processing table, a mounting groove is formed on the top of the processing table and one end of the groove passes through the side wall of the processing table, a base matching the specifications of the inner cavity of the mounting groove is provided in the mounting groove, and a pull-out handle is fixedly connected to the center of one side wall of the base, a mounting assembly is provided between the base and the side wall of the mounting groove, fixed supports are symmetrically connected to the top of the base on both sides, an electric push rod is fixedly connected to the top center of the fixed support, and a clamping assembly is fixedly connected to the output end of the electric push rod.

[0007] Preferably, the mounting assembly includes positioning blocks fixedly connected and equidistantly arranged on a side wall of the base away from the pull-out handle and positioning slots opened on the inner wall of the mounting groove, and the positioning slots and the positioning blocks are arranged with corresponding positions and matching specifications.

[0008] Preferably, a plurality of mounting screw holes are provided on a side wall of the base away from the pull-out handle, and the mounting screw holes and the positioning plug blocks are arranged in an alternating manner at intervals, and a plurality of mounting through holes are provided on the inner side wall of the mounting groove, which are arranged in an alternating manner at intervals with the positioning slots. The mounting through holes and the mounting screw holes are equal in number, corresponding in position, and matched in specifications, and mounting bolts matching the specifications of the mounting screw holes are passed through the mounting through holes.

[0009] Preferably, the clamping assembly includes a movable clamping plate fixedly connected to the output end of the electric push rod, the outer side of the movable clamping plate is provided with a protective clamping groove matching the specifications of the movable clamping plate, and the top wall and the bottom wall of the movable clamping plate are both arranged at equal distances and provided with a plurality of connecting screw holes.

[0010] Preferably, the top wall and the bottom wall of the protective clamp groove are provided with connecting through holes arranged at equal intervals, the connecting through holes and the connecting screw holes are equal in number, corresponding in position, and matched in specifications, and the connecting through holes are penetrated by connecting bolts matching the specifications of the connecting screw holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, the processing table provided can provide an installation and support foundation for the whole, the installation groove provided can provide an installation space for the base, the pull-out handle provided can facilitate the movement of the base in the installation groove, and the installation assembly provided can provide good connection strength between the base and the installation groove in the processing table, so it is not easy to cause the position to shift during processing, thereby ensuring its clamping effect, and its structure is flexible, so it can be quickly disassembled and assembled when necessary, the electric push rod can be fixedly installed by the provided fixed support, and the provided electric push rod can drive the clamping assembly to move by its own extension and contraction, so as to fix and clamp workpieces of different specifications, and the provided clamping assembly can not only cooperate with the electric push rod to fix and clamp the workpiece, but also the structure of the protective clamping groove is more flexible, so it can be disassembled and replaced after wear, thereby ensuring its clamping effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the utility model;

[0014] Figure 2 The structure of the utility model is shown in FIG. Figure 1 ;

[0015] Figure 3 The structure of the utility model is shown in FIG. Figure 2 ;

[0016] Figure 4 It is a schematic diagram of the exploded structure of the clamping assembly of the utility model.

[0017] In the figure: 1. Processing table; 2. Mounting groove; 3. Base; 4. Pull-out handle; 5. Mounting assembly; 501. Positioning plug; 502. Positioning slot; 503. Mounting screw hole; 504. Mounting through hole; 505. Mounting bolt; 6. Fixed support; 7. Electric push rod; 8. Clamping assembly; 801. Movable splint; 802. Protective clamping groove; 803. Connecting screw hole; 804. Connecting through hole; 805. Connecting bolt. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0020] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.

[0021] See also Figure 1-4 , the utility model provides a technical solution:

[0022] A spindle box clamping fixture includes a processing table 1, a mounting groove 2 is provided on the top of the processing table 1 with one end penetrating the side wall of the processing table 1, a base 3 matching the inner cavity specifications of the mounting groove 2 is provided in the mounting groove 2, and a pull-out handle 4 is fixedly connected to the center of one side wall of the base 3, a mounting assembly 5 is provided between the base 3 and the side wall of the mounting groove 2, fixed supports 6 are symmetrically fixedly connected to the top of the base 3 on both sides, an electric push rod 7 is fixedly connected to the center of the top of the fixed support 6, and a clamping assembly 8 is fixedly connected to the output end of the electric push rod 7.

[0023] The mounting assembly 5 includes a positioning plug block 501 which is fixedly connected and equidistantly arranged on a side wall of the base 3 away from the pull-out handle 4, and a positioning slot 502 which is opened on the inner side wall of the mounting groove 2. The positioning slot 502 and the positioning plug block 501 are arranged in corresponding positions and matching specifications. A plurality of mounting screw holes 503 are opened on the side wall of the base 3 away from the pull-out handle 4, and the mounting screw holes 503 and the positioning plug block 501 are arranged in an interval and staggered manner. A plurality of mounting through holes 504 which are arranged in an interval and staggered manner with the positioning slot 502 are opened on the inner side wall of the mounting groove 2. The mounting through holes 504 and the mounting screw holes 503 are equal in number, corresponding in position, and matched in specifications, and mounting bolts 505 which match the specifications of the mounting screw holes 503 are penetrated through the mounting through holes 504. The mounting assembly 5 can provide good connection strength between the base 3 and the mounting groove 2 in the processing table 1, so it is not easy to cause the position to be offset during processing, thereby The clamping effect is guaranteed, and its structure is flexible, so it can be quickly disassembled and assembled when needed; the clamping component 8 includes a movable clamping plate 801 fixedly connected to the output end of the electric push rod 7, the outer side of the movable clamping plate 801 is sleeved with a protective clamping groove 802 matching the specifications of the movable clamping plate 801, the top wall and the bottom wall of the movable clamping plate 801 are evenly spaced and arranged with a plurality of connecting screw holes 803, the top wall and the bottom wall of the protective clamping groove 802 are evenly spaced and arranged with connecting through holes 804, the connecting through holes 804 and the connecting screw holes 803 are equal in number, corresponding in position, and matched in specifications, and the connecting through holes 804 are penetrated by connecting bolts 805 matching the specifications of the connecting screw holes 803, the clamping component 8 can not only cooperate with the electric push rod 7 to fix and clamp the workpiece, but also the structure of the protective clamping groove 802 is relatively flexible, so it can be disassembled and replaced after being worn, thereby ensuring its clamping effect.

[0024] Working process: First, power on all electrical appliances. The processing table 1 can provide an installation and support foundation for the whole, the installation groove 2 can provide an installation space for the base 3, and the pull-out handle 4 can facilitate the movement of the base 3 in the installation groove 2. The installation component 5 can provide a good connection strength between the base 3 and the installation groove 2 in the processing table 1, so it is not easy to cause the position to shift during processing, thereby ensuring its clamping effect, and its structure is flexible, so it can be quickly disassembled and assembled when necessary. When installing the base 3, first insert the end of the base 3 away from the pull-out handle 4 into the installation groove 2. When this end is fully inserted into the installation groove 2, the positioning plug 501 will be inserted into the positioning slot 502 for clamping. Therefore, it can not only provide a good positioning ability between the base 3 and the installation groove 2, but also provide a certain connection strength. At the same time, the installation through hole 504 will be aligned one by one with the installation screw hole 503. Finally, it is only necessary to screw the mounting bolt 505 in the mounting through hole 504 into the mounting screw hole 503. The same applies to disassembly. The fixed support 6 can fix and install the electric push rod 7, and the electric push rod 7 can drive the clamping assembly 8 to move through its own extension and contraction, so as to fix and clamp workpieces of different specifications. The movable clamp plate 801 in the clamping assembly 8 and the protective clamping groove 802 on its outer side can not only cooperate with the electric push rod 7 to fix and clamp the workpiece, but also the structure of the protective clamping groove 802 is relatively flexible. Therefore, it can be disassembled and replaced after being worn, so that its clamping effect can be guaranteed. When installing the protective clamping groove 802, first, the protective clamping groove 802 is sleeved on the outer side of the movable clamp plate 801, and the connecting through hole 804 is matched with the connecting screw hole 803 one by one, and finally the connecting bolt 805 in the connecting through hole 804 is screwed into the connecting screw hole 803. The same applies to disassembly and replacement.

[0025] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0026] 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 variations may be made to the embodiments without departing from the scope and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spindle box clamping fixture, comprising a processing table (1), characterized in that: The top of the processing table (1) is provided with a mounting groove (2) with one end penetrating through the side wall of the processing table (1); a base (3) matching the inner cavity specifications of the mounting groove (2) is provided in the mounting groove (2); a pull-out handle (4) is fixedly connected at the center of one side wall of the base (3); a mounting assembly (5) is provided between the base (3) and the side wall of the mounting groove (2); fixed supports (6) are symmetrically fixedly connected at both sides of the top of the base (3); an electric push rod (7) is fixedly connected at the center of the top of the fixed support (6); and a clamping assembly (8) is fixedly connected to the output end of the electric push rod (7).

2. The spindle box clamping fixture according to claim 1 is characterized in that: The mounting assembly (5) comprises positioning blocks (501) fixedly connected and arranged at equal intervals on a side wall of the base (3) away from the pull-out handle (4), and positioning slots (502) provided on the inner side wall of the mounting groove (2), wherein the positioning slots (502) and the positioning blocks (501) are arranged in corresponding positions and with matching specifications.

3. The spindle box clamping fixture according to claim 2 is characterized in that: A plurality of mounting screw holes (503) are provided on a side wall of the base (3) away from the pull-out handle (4), and the mounting screw holes (503) and the positioning plug block (501) are arranged in an alternating manner. A plurality of mounting through holes (504) are provided on the inner side wall of the mounting groove (2), and are arranged in an alternating manner with the positioning slot (502). The mounting through holes (504) and the mounting screw holes (503) are equal in number, corresponding in position, and arranged in matching specifications, and mounting bolts (505) matching the specifications of the mounting screw holes (503) are passed through the mounting through holes (504).

4. The spindle box clamping fixture according to claim 1 is characterized in that: The clamping assembly (8) comprises a movable clamping plate (801) fixedly connected to the output end of the electric push rod (7), the outer side of the movable clamping plate (801) is provided with a protective clamping groove (802) matching the specifications of the movable clamping plate (801), and the top wall and the bottom wall of the movable clamping plate (801) are both provided with a plurality of connection screw holes (803) arranged at equal intervals.

5. The spindle box clamping fixture according to claim 4 is characterized in that: The top wall and the bottom wall of the protective clamping groove (802) are both provided with connecting through holes (804) arranged at equal intervals. The connecting through holes (804) and the connecting screw holes (803) are arranged in equal number, corresponding positions, and matching specifications. The connecting through holes (804) are penetrated by connecting bolts (805) matching the specifications of the connecting screw holes (803).

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