First-sequence CNC machining tool suitable for motor shell

Abstract

The utility model relates to the technical field of machining, in particular to a first-order CNC machining tool suitable for a motor shell, which comprises a frame body, a supporting piece, a positioning piece and a fixing mechanism. The supporting piece is arranged on the frame body, the supporting piece is fixedly connected with the frame body, the positioning piece is fixedly connected to the frame body, and the fixing mechanism is in threaded connection with the frame body; through the arrangement, a workpiece is placed on the supporting piece in the frame body, one end of the workpiece is tightly attached to the positioning piece, the workpiece is locked on the frame body by adjusting the fixing mechanism, installation and positioning of the workpiece are achieved, the supporting piece supports the workpiece, the workpiece is kept at a correct angle, and the situation that the machining precision is affected due to the fact that the angle of the workpiece is not correct during machining is prevented. The positioning piece achieves positioning of the workpiece, it is guaranteed that the workpiece is located at the correct position, the fixing mechanism locks the workpiece, and the position and angle of the workpiece are fixed, the machining progress can be improved, the tool is easy and convenient to operate, time is saved, the workpiece positioning and installing efficiency is improved, and the machining efficiency is indirectly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field especially is applicable to a sequence CNC processing frock of motor casing. BACKGROUND

[0002] The frock is the key component of connecting workpiece and machine tool, and its performance and precision directly affect the machining quality. In the CNC machining process, the workpiece, especially the workpiece with complex geometric structure, needs to be fully positioned. During the machining process, the workpiece in the positioning state does not loosen to ensure the machining precision.

[0003] The motor casing is a complex accessory with a very complex geometric shape. The two opposite sides of the motor casing are parallel. The top of the motor casing is provided with a plurality of cylindrical protrusions. The bottom is provided with an irregular bottom plate. The lower surface of the bottom plate is a plane. The lower part of the bottom plate is provided with a plurality of protruding blocks. At present, in the process of producing and processing the motor casing in a sequence, the motor casing needs to be fixed reversely. The bottom plate and the protruding blocks of the motor casing are machined. The most conventional way is to use the pressing plate method on the traditional mold for positioning. However, firstly, in order to meet the stability of positioning, the number of positioning structures is too complicated, which leads to too many positioning operation steps and increases the defect of uneven positioning stability. During the machining process, it is easy to loosen. At present, there is no applicable frock that can reversely fix the motor casing. SUMMARY

[0004] In order to improve the machining precision and efficiency of the motor casing, the utility model provides a sequence CNC processing frock applicable to the motor casing.

[0005] The utility model provides a sequence CNC processing frock applicable to the motor casing, adopts the following technical scheme:

[0006] A sequence CNC processing frock applicable to the motor casing, comprising a frame body, a supporting piece, a positioning piece and a fixing mechanism. The supporting piece is arranged on the frame body. The supporting piece is fixedly connected with the frame body. The positioning piece is fixedly connected to the frame body. The fixing mechanism is threadedly connected with the frame body. Through the above arrangement, the motor casing is placed on the supporting piece in the frame body. One end of the motor casing is tightly attached to the positioning piece. The fixing mechanism is adjusted to lock the motor casing on the frame body. The installation and positioning of the motor casing are realized. The supporting piece provides support for the motor casing, so that the motor casing maintains the correct angle. The incorrect angle of the motor casing during machining does not affect the machining precision. The positioning piece realizes the positioning of the motor casing and ensures that the motor casing is in the correct position. The fixing mechanism locks the motor casing. The position and angle of the motor casing are fixed. This is conducive to improving the machining progress. The frock is easy to operate, saves time, improves the positioning and installation efficiency of the motor casing, and indirectly improves the machining efficiency.

[0007] Further, the frame body comprises a transverse plate and a longitudinal plate, the longitudinal plate is arranged perpendicularly to the transverse plate, the longitudinal plate is fixedly connected to one end of the transverse plate, and at least one reinforcing rib is arranged between the transverse plate and the longitudinal plate; through the above arrangement, when machining, the stress on the motor housing will generate pressure on the transverse plate and the longitudinal plate, the reinforcing rib can strengthen the connection strength of the transverse plate and the longitudinal plate, ensure the stability of the frame body, and improve the machining precision.

[0008] Further, the support member comprises two first support blocks and a second support block, the two first support blocks and the second support block are fixedly connected to the upper portion of the transverse plate, the two first support blocks have the same height, and the height of the second support block is smaller than that of the first support block; through the above arrangement, when the motor housing is fixed upside down, the cylindrical protrusion at the top of the motor housing abuts against the two first support blocks and the second support block, at this time, the bottom plate of the motor housing is in a horizontal state, and the angle of the motor housing when fixed is ensured to be correct.

[0009] Further, the support member further comprises a plurality of third support blocks, the third support blocks are fixedly connected to the longitudinal plate, and the lengths of the third support blocks are the same; through the above arrangement, the motor housing is in contact with the third support blocks, the side surface of the motor housing in contact with the third support blocks is ensured to be in a vertical state, and the machining precision is ensured.

[0010] Further, the positioning member is fixedly connected to one side of the longitudinal plate, the length of the positioning member is greater than that of the third support block, and the side surface of the motor housing can abut against the positioning member; through the above arrangement, the motor housing is placed on the first support block and the second support block, one side of the motor housing is closely attached to the third support block, the motor housing is moved towards the side close to the positioning member until the motor housing is in contact with the positioning member, and the positioning of the motor housing is completed, so that the operation is simple and the positioning is accurate.

[0011] Further, the fixing mechanism comprises a fixing block and two locking rods, the first end of the locking rod is provided with a thread, the second end of the locking rod is provided with an operation portion, the fixing block is provided with a through hole, the two locking rods pass through the through hole, the locking rod is in sliding connection with the fixing block, the longitudinal plate is provided with a threaded hole, and the locking rod is in threaded connection with the longitudinal plate; through the above arrangement, the locking rod extends into the threaded hole of the longitudinal plate, the operation portion is rotated, the locking rod is rotated, the fixing block moves towards the longitudinal plate, and the fixing block and the third support block can clamp the motor housing, so that the fixing of the motor housing is realized.

[0012] Further, the transverse plate is provided with a press-fitting hole; through the above arrangement, the press-fitting hole is matched with the CNC machine tool, the bolt installed in the press-fitting hole can fix the transverse plate on the CNC machine tool, the fixing of the motor housing relative to the machine tool is realized, the fixing is stable, and the motor housing will not be loose during the machining process.

[0013] Further, the fixed block is provided with an elastic pad near the side of the longitudinal plate; through the above setting, the elastic pad can protect the motor housing after contacting with the motor housing, and can give the motor housing greater pressure, reduce the probability of loosening of the motor housing when machining on the machine tool.

[0014] In summary, the utility model has at least one of the following beneficial technical effects:

[0015] 1. Through the setting of the support, the support provides support for the motor housing, the cylindrical protrusion at the top of the motor housing abuts against the two first support blocks and the second support block, at this time, the bottom plate of the motor housing is in a horizontal state, ensuring the correct angle of the motor housing when fixed, preventing the angle of the motor housing from affecting the machining precision when machining, the motor housing contacts the plurality of third support blocks, ensuring that the side of the motor housing contacting the third support blocks is in a vertical state, ensuring the machining precision.

[0016] 2. Through the setting of the positioning member, the motor housing is placed on the first support block and the second support block, and the motor housing abuts against the third support block on one side, the motor housing is moved towards the side close to the positioning member until the motor housing contacts the positioning member, completing the positioning of the motor housing, which is simple to operate and accurate in positioning.

[0017] 3. Through the setting of the fixing mechanism, the fixed block and the third support block can clamp the motor housing, realizing the fixation of the motor housing, the elastic pad can protect the motor housing after contacting with the motor housing, and can give the motor housing greater pressure, reducing the probability of loosening of the motor housing when machining on the machine tool. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic view of the whole application;

[0019] Figure 2 is a structural schematic view of the whole application and the motor housing in cooperation;

[0020] Figure 3 is a structural schematic view of the frame body of the application in cooperation with the support and the positioning member;

[0021] Figure 4 is a structural schematic view of the locking rod of the application;

[0022] Figure 5 is a structural schematic view of the fixed block of the application;

[0023] Figure 6 is a structural schematic view of the motor housing of the application from the first perspective;

[0024] Figure 7 is a structural schematic view of the motor housing of the application from the second perspective;

[0025] 100, frame body; 110, transverse plate; 111, press fitting hole; 120, longitudinal plate; 130, reinforcing rib; 200, support; 210, first support block; 220, second support block; 230, third support block; 300, positioning piece; 400, fixing mechanism; 410, fixing block; 420, locking rod; 430, operation part; 500, motor housing; 510, cylindrical protrusion; 520, bottom plate; 530, protrusion block. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be described clearly and completely below through specific, specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Those skilled in the art can easily understand other advantages and effects of the utility model from the content disclosed in the present specification. The utility model can also be implemented or applied through other different specific embodiments, and the following embodiments and features in the embodiments can be combined with each other in the case of no conflict. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] The technical solutions in the embodiments of the utility model will be described clearly and completely below through specific, specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Those skilled in the art can easily understand other advantages and effects of the utility model from the content disclosed in the present specification. The utility model can also be implemented or applied through other different specific embodiments, and the following embodiments and features in the embodiments can be combined with each other in the case of no conflict. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model. Figures 1 to 7 The utility model will be described in further detail.

[0028] Referring to Figures 6-7 The motor housing 500 is a complex geometric accessory, the two opposite sides of the motor housing 500 are parallel, the top of the motor housing 500 is provided with a plurality of cylindrical protrusions 510, the bottom is provided with an irregular bottom plate 520, the lower surface of the bottom plate 520 is a plane, and the lower part of the bottom plate 520 is provided with a plurality of protrusion blocks 530.

[0029] The embodiment discloses a CNC motor housing 500 machining tool, referring to Figures 1-2The motor housing 500 is placed on the support 200 in the rack body 100, one end of the motor housing 500 is close to the positioning piece 300, the fixing mechanism 400 is adjusted to lock the motor housing 500 on the rack body 100, the installation and positioning of the motor housing 500 are realized, the support 200 provides support for the motor housing 500, so that the motor housing 500 maintains the correct angle, prevents the motor housing 500 from being at an incorrect angle during machining and affecting machining accuracy, the positioning piece 300 realizes the positioning of the motor housing 500, ensures that the motor housing 500 is at the correct position, the fixing mechanism 400 locks the motor housing 500, and the position and angle of the motor housing 500 are fixed, which is beneficial to improve the machining progress, the tooling operation is simple, time is saved, the positioning and installation efficiency of the motor housing 500 is improved, and the machining efficiency is indirectly improved.

[0030] With reference to Figure 3 The embodiment adds the following technical features (the structure of the support 200 is specifically provided as follows): the support 200 is arranged on the rack body 100 and is fixedly connected with the rack body 100; the rack body 100 includes a transverse plate 110 and a longitudinal plate 120; the longitudinal plate 120 is arranged perpendicularly to the transverse plate 110 and is fixedly connected to one end of the transverse plate 110; at least one reinforcing rib 130 is arranged between the transverse plate 110 and the longitudinal plate 120; the transverse plate 110 is provided with a press-fit hole 111; and the press-fit hole 111 can be provided as a plurality of press-fit holes 111 with different sizes.

[0031] In the embodiment, the support 200 includes two first support blocks 210 and a second support block 220; the two first support blocks 210 and the second support block 220 are fixedly connected to the upper portion of the transverse plate 110; the two first support blocks 210 have the same height; and the height of the second support block 220 is smaller than that of the first support block 210; the support 200 further includes third support blocks 230; the third support blocks 230 are provided in plurality; the third support blocks 230 are fixedly connected to the longitudinal plate 120; and the plurality of third support blocks 230 have the same length.

[0032] Thus, when machining, the force on the motor housing 500 generates pressure on the transverse plate 110 and the longitudinal plate 120, the reinforcing rib 130 can strengthen the connection strength of the transverse plate 110 and the longitudinal plate 120, ensure the stability of the frame body 100, improve the machining precision, the press-fit hole 111 is adapted to the CNC machine tool, and the bolt installed in the press-fit hole 111 can fix the transverse plate 110 on the CNC machine tool, realizing the fixation of the motor housing 500 relative to the machine tool, stable fixation, and no loosening during machining. The multiple press-fit holes 111 with different sizes can ensure that the tooling can be installed on different machine tools, and the application range is wide, and the tooling does not need to be frequently replaced when used on different machine tools.

[0033] When the motor housing 500 is fixed upside down, the cylindrical protrusion 510 at the top of the motor housing 500 abuts against the two first support blocks 210 and the second support block 220, at this time the bottom plate 520 of the motor housing 500 is in a horizontal state, ensuring the correct angle of the motor housing 500 when fixed, the motor housing 500 is in contact with the multiple third support blocks 230, the multiple third support blocks 230 have the same length, and the outer sides of the multiple third support blocks 230 are located in the same plane, ensuring that the side of the motor housing 500 in contact with the third support blocks 230 is in a vertical state, and ensuring the machining precision.

[0034] With reference to Figures 1-3 , the embodiment adds the following technical features (the following specific settings are made to the structure of the positioning member 300): the positioning member 300 is fixedly connected to the frame body 100, the positioning member 300 is fixedly connected to one side of the longitudinal plate 120, the length of the positioning member 300 is greater than the length of the third support block 230, the side of the motor housing 500 can abut against the positioning member 300, the positioning member 300 includes a round rod and a positioning head, the positioning head is provided in a cylindrical shape, the first end of the round rod is fixedly connected to the longitudinal plate 120, and the second end of the round rod is fixedly connected to the positioning head.

[0035] Thus, the motor housing 500 is placed on the first support block 210 and the second support block 220, one side of the motor housing 500 abuts against the third support block 230, the motor housing 500 is moved towards the side close to the positioning member 300 until the motor housing 500 is in contact with the positioning head, and the positioning of the motor housing 500 is completed, which is simple to operate and accurate in positioning.

[0036] With reference to Figures 1-2 , Figures 4-5The embodiment adds the following technical features (the following specific settings are made to the structure of the fixing mechanism 400): the fixing mechanism 400 is threadedly connected with the frame body 100; the fixing mechanism 400 comprises a fixing block 410 and two locking rods 420, the first end of the locking rod 420 is provided with a thread, the second end of the locking rod 420 is provided with an operation part 430, the fixing block 410 is provided with a through hole, the two locking rods 420 pass through the through hole, the locking rod 420 is slidably connected with the fixing block 410, the longitudinal plate 120 is provided with a threaded hole, the locking rod 420 is threadedly connected with the longitudinal plate 120, and the side of the fixing block 410 close to the longitudinal plate 120 is provided with an elastic pad.

[0037] In this way, the locking rod 420 extends into the threaded hole of the longitudinal plate 120, the operation part 430 is rotated, the locking rod 420 is rotated, the fixing block 410 moves towards the longitudinal plate 120, the fixing block 410 and the third supporting block 230 can clamp the motor shell 500, and the fixing of the motor shell 500 is realized.

[0038] The elastic pad can protect the motor shell 500 from being scratched after being in contact with the motor shell 500, can provide greater pressure to the motor shell 500, and reduces the probability that the motor shell 500 is loose when being machined on a machine tool.

[0039] The above are preferred embodiments of the utility model, and do not limit the protection scope of the utility model, so that: equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A sequential CNC machining tooling suitable for a motor housing, characterized by, Including frame body, support, positioning piece and fixed mechanism, the support is arranged on the frame body, the support is fixedly connected with the frame body, the positioning piece is fixedly connected on the frame body, the fixed mechanism is threadedly connected with the frame body.

2. A CNC machining tooling kit suitable for use with a motor housing according to claim 1, wherein, The frame body includes a transverse plate and a longitudinal plate, the longitudinal plate is arranged perpendicularly to the transverse plate, the longitudinal plate is fixedly connected to one end of the transverse plate, at least one reinforcing rib is arranged between the transverse plate and the longitudinal plate.

3. A CNC machining tooling kit suitable for use with a motor housing according to claim 2, wherein, The support includes two first support blocks and a second support block, the two first support blocks and the second support block are fixedly connected to the upper portion of the transverse plate, the two first support blocks are of the same height, and the height of the second support block is less than that of the first support block.

4. A CNC machining tooling kit suitable for use with a motor housing according to claim 3, wherein, The support further includes a third support block, a plurality of third support blocks are arranged, and the third support blocks are fixedly connected to the longitudinal plate, the lengths of the plurality of third support blocks are the same.

5. A CNC machining tooling kit suitable for use with a motor housing according to claim 4, wherein, The positioning piece is fixedly connected to one side of the longitudinal plate, the length of the positioning piece is greater than that of the third support block, and the side surface of the workpiece can abut against the positioning piece.

6. A CNC machining tooling kit suitable for use with a motor housing according to claim 2, wherein, The fixed mechanism includes a fixed block and two locking rods, the first end of the locking rod is provided with a thread, the second end of the locking rod is provided with an operating portion, the fixed block is provided with a through hole, the two locking rods pass through the through hole, the locking rod is slidably connected with the fixed block, the longitudinal plate is provided with a threaded hole, and the locking rod is threadedly connected with the longitudinal plate.

7. A CNC machining tooling kit suitable for use with a motor housing according to claim 2, wherein, The transverse plate is provided with a press fitting hole.

8. A CNC machining tooling kit suitable for use with a motor housing according to claim 6, wherein, The side surface of the fixed block close to the longitudinal plate is provided with an elastic pad.

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