Clamp for motor end cover production

Abstract

The utility model relates to the technical field of motor end cover processing clamps, and discloses a motor end cover production clamp which comprises a workbench, the top face of the workbench is fixed to a connecting base, a clamping assembly is arranged on one side of the connecting base and comprises a fixing frame arranged on the front side of the connecting base, and an outer driving disc is arranged on the front side in the fixing frame. An inner driving disc is arranged in the outer driving disc, four driving arc grooves are formed in the front side of the outer driving disc and the front side of the inner driving disc, and clamping plates are arranged in the driving arc grooves in a sliding mode. The inner driving disc and the outer driving disc are arranged to rotate, so that the two sets of clamping plates are driven to get close to the motor end cover, the motor end cover is clamped and fixed from the outer wall and the inner wall of the motor end cover, the clamped motor end cover bears eight force application points in total, and the force application points are evenly distributed on the inner ring and the outer ring of the motor end cover. Therefore, the motor end cover is ensured to be clamped and fixed more stably, and the machining precision of the motor end cover is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of motor end cover processing fixtures, in particular to a fixture for producing motor end covers. Background Art

[0002] The motor end cover is one of the components of the motor. When processing the motor end cover, the end cover needs to be placed on the processing table for processing. Generally, a clamp is needed to fix the motor end cover to ensure that the motor end cover does not shift during processing.

[0003] An existing motor end cover processing fixture (Announcement No.: CN218747228U) has at least the following disadvantages: the device clamps and fixes the motor end cover from both sides of the outer wall of the motor end cover through two clamping plates, resulting in fewer force points on the motor end cover and uneven force, and the motor end cover cannot be clamped more firmly, causing the motor end cover to shake or tilt during cutting or punching, thereby affecting the processing accuracy. For this reason, the present utility model is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to provide a clamp for producing motor end covers.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A fixture for producing motor end covers includes a workbench, the top surface of the workbench is fixed to a connecting seat, a clamping assembly is provided on one side of the connecting seat, the clamping assembly includes a fixing frame provided on the front side of the connecting seat, an outer drive disk is provided on the inner front side of the fixing frame, an inner drive disk is provided on the inner side of the outer drive disk, four drive arc grooves are provided on the front sides of the outer drive disk and the inner drive disk, a splint is provided for sliding inside the drive arc groove, four limiting straight grooves are provided on the front side of the fixing frame, a limiting rod is fixed inside the limiting straight groove, and the splint is provided for sliding with the outer wall of the limiting rod.

[0007] As a further solution of the present invention, the starting end of the corresponding driving arc groove is deflected counterclockwise from the center of the outer driving disk to the edge, and the starting end of the corresponding driving arc groove is deflected clockwise from the center of the inner driving disk to the edge.

[0008] As a further solution of the present invention, a first motor is fixed to the inner rear side of the fixed frame, the output shaft end of the first motor is fixed to the rear side of the inner drive disk, a second motor is fixed to the right side of the fixed frame, the output shaft end of the second motor extends through the interior of the fixed frame, a drive gear is fixed to the output shaft end of the second motor, an end face gear ring is fixed to the rear side of the outer drive disk, and the drive gear is meshed with the end face gear ring.

[0009] As a further solution of the present invention, a support groove is provided on the inner rear side of the fixing frame, and four support rods are fixed to the rear side of the outer driving disk, and the support rods are slidably arranged inside the support groove.

[0010] As a further solution of the present invention, a third motor is fixed to the rear side of the connecting seat, one end of the output shaft of the third motor extends through the front side of the connecting seat, a mounting plate is fixed to the end of the output shaft of the third motor, a connecting frame is detachably mounted on the front side of the mounting plate, and the fixing frame is fixed to the front side of the connecting frame.

[0011] As a further solution of the present invention, four mounting bolts are slidably inserted into the inner rear side of the connecting frame, and the mounting bolts are threadedly connected to the front side of the mounting plate.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] By setting the inner drive disk and the outer drive disk to rotate, the two sets of clamping plates are driven to approach the motor end cover respectively, and the motor end cover is clamped and fixed from the outer wall and the inner wall of the motor end cover. The motor end cover in the clamping is subjected to a total of eight force points, which are evenly distributed on the inner ring and the outer ring of the motor end cover, thereby ensuring that the motor end cover is clamped and fixed more firmly, and ensuring the accuracy of the motor end cover during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of a fixture for producing motor end covers proposed by the present invention;

[0015] Figure 2 This is a schematic diagram of the three-dimensional structure of a fixture for producing motor end covers proposed by the present invention;

[0016] Figure 3 This is a schematic diagram of a three-dimensional cross-sectional structure of a fixing frame of a fixture for producing motor end covers proposed by the present invention;

[0017] Figure 4 The utility model provides a schematic diagram of the three-dimensional structure of the outer drive disk and the inner drive disk of the fixture for producing the motor end cover.

[0018] In the figure: 1. Workbench; 101. Connecting seat; 2. Fixing frame; 201. Outer driving disk; 202. Inner driving disk; 203. Driving arc groove; 204. Clamping plate; 205. Limiting straight groove; 206. Limiting rod; 207. First motor; 208. Second motor; 209. Driving gear; 210. End face gear ring; 3. Supporting groove; 301. Supporting rod; 4. Third motor; 401. Mounting plate; 402. Connecting frame; 5. Mounting bolts. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0021] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc. should be understood in a broad sense. For example, "connected" can mean a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0022] like Figure 1-Figure 4 As shown, a fixture for producing motor end covers includes a workbench 1, the top surface of the workbench 1 is fixed to a connecting seat 101, a clamping assembly is provided on one side of the connecting seat 101, and the clamping assembly includes a fixing frame 2 arranged on the front side of the connecting seat 101, an outer driving disk 201 is provided on the inner front side of the fixing frame 2, an inner driving disk 202 is provided on the inner side of the outer driving disk 201, four driving arc grooves 203 are provided on the front sides of the outer driving disk 201 and the inner driving disk 202, a splint 204 is provided for sliding inside the driving arc groove 203, four limiting straight grooves 205 are provided on the front side of the fixing frame 2, a limiting rod 206 is fixed inside the limiting straight groove 205, and the splint 204 and the outer wall of the limiting rod 206 are slidably provided.

[0023] like Figure 2-Figure 4As shown, in this embodiment, the starting end of the corresponding driving arc groove 203 is deflected counterclockwise from the center of the outer driving disk 201 to the edge, and the starting end of the corresponding driving arc groove 203 is deflected clockwise from the center of the inner driving disk 202 to the edge. By placing the motor end cover to be clamped and fixed on the front side of the fixing frame 2, and making the clamping plate 204 on the inner driving disk 202 penetrate the inner ring of the motor end cover, and then making the inner driving disk 202 rotate counterclockwise, Under the action of the internal sliding setting of the clamping plate 204 and the driving arc groove 203 and the sliding limiting action of the outer wall of the limiting rod 206, when the inner driving disk 202 rotates, the clamping plate 204 will be driven to move along the arc groove of the driving arc groove 203 toward the outer ring of the inner driving disk 202 and tightly abut against the inner wall of the motor end cover to achieve initial fixation, and then the outer driving disk 201 will be rotated counterclockwise, and the clamping plate 204 will be driven to abut against the outer wall of the motor end cover, thereby tightly clamping the motor end cover.

[0024] like Figure 2-Figure 4 As shown, in this embodiment, a first motor 207 is fixed to the inner rear side of the fixing frame 2, and the output shaft end of the first motor 207 is fixed to the rear side of the inner driving disk 202. A second motor 208 is fixed to the right side of the fixing frame 2, and the output shaft end of the second motor 208 extends through the interior of the fixing frame 2. A driving gear 209 is fixed to the output shaft end of the second motor 208, and an end face gear ring 210 is fixed to the rear side of the outer driving disk 201. The driving gear 209 is meshed with the end face gear ring 210. The first motor 207 can drive the inner driving disk 202 to rotate and drive the splint 204 to abut against the inner wall of the motor end cover. The second motor 208 can drive the driving gear 209 to rotate. Under the meshing action of the driving gear 209 and the end face gear ring 210, the outer driving disk 201 is driven to rotate, and the splint 204 is driven to abut against the outer wall of the motor end cover, thereby tightly clamping the motor end cover.

[0025] like Figure 2-Figure 4 As shown, in this embodiment, a support groove 3 is provided on the inner rear side of the fixing frame 2, and four support rods 301 are fixed on the rear side of the external drive disk 201. The support rods 301 and the internal sliding arrangement of the support groove 3 are arranged, and the external drive disk 201 is supported by arranging the support rods 301 and the internal sliding arrangement of the support groove 3.

[0026] like Figure 2-Figure 4As shown, in this embodiment, a third motor 4 is fixed to the rear side of the connecting seat 101, and one end of the output shaft of the third motor 4 extends through the front side of the connecting seat 101. A mounting plate 401 is fixed to the output shaft end of the third motor 4, and a connecting frame 402 is detachably mounted on the front side of the mounting plate 401. The fixing frame 2 is fixed to the front side of the connecting frame 402, and the fixing frame 2 and the clamped motor end cover can be driven to rotate by the third motor 4, so as to better cooperate with the processing and increase the applicability of the fixture.

[0027] like Figure 2-Figure 4 As shown, in this embodiment, four mounting bolts 5 are slidably inserted into the inner rear side of the connecting frame 402, and the mounting bolts 5 are threadedly connected to the front side of the mounting plate 401. The connecting frame 402 is detachably mounted with the mounting bolts 5 and the mounting plate 401, which facilitates the disassembly of the connecting frame 402 and the fixing frame 2 for maintenance.

[0028] From the above description, it can be seen that the above embodiment of the present invention achieves the following technical effects: by placing the motor end cover that needs to be clamped and fixed on the front side of the fixing frame 2, and making the clamping plate 204 on the inner driving disk 202 penetrate the inner ring of the motor end cover, and then starting the first motor 207 to drive the inner driving disk 202 to rotate counterclockwise, under the sliding setting of the clamping plate 204 and the inner sliding limit of the driving arc groove 203 and the outer wall of the limiting rod 206, when the inner driving disk 202 rotates, it will drive the clamping plate 204 to move along the arc groove of the driving arc groove 203 toward the outer ring of the inner driving disk 202 and tightly abut the inner ring of the motor end cover to achieve preliminary fixation, and then start the second motor 2 08 drives the driving gear 209 to rotate, and under the meshing action of the driving gear 209 and the end face gear ring 210, the outer driving disk 201 is driven to rotate counterclockwise, and the clamping plate 204 is driven to abut and clamp the outer wall of the motor end cover, thereby tightly clamping the motor end cover. By setting the support rod 301 and the internal sliding setting of the support groove 3, a supporting effect is played on the outer driving disk 201. The third motor 4 can drive the fixing frame 2 and the clamped motor end cover to rotate, so as to better cooperate with the processing and increase the applicability of the fixture. The connecting frame 402 is detachably installed with the mounting bolts 5 and the mounting plate 401, which facilitates the disassembly of the connecting frame 402 and the fixing frame 2 for maintenance.

[0029] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements shall fall within the scope of the present invention as claimed.

Claims

1. A fixture for producing motor end covers, comprising a workbench (1), characterized in that: The top surface of the workbench (1) is fixed to the connecting seat (101), and a clamping assembly is provided on one side of the connecting seat (101). The clamping assembly includes a fixing frame (2) provided on the front side of the connecting seat (101), an outer driving disk (201) is provided on the inner front side of the fixing frame (2), an inner driving disk (202) is provided inside the outer driving disk (201), four driving arc grooves (203) are provided on the front sides of the outer driving disk (201) and the inner driving disk (202), a clamping plate (204) is provided inside the driving arc groove (203) for sliding, four limiting straight grooves (205) are provided on the front side of the fixing frame (2), a limiting rod (206) is fixed inside the limiting straight groove (205), and the clamping plate (204) and the outer wall of the limiting rod (206) are provided for sliding.

2. A fixture for producing motor end covers according to claim 1, characterized in that: The starting end of the corresponding driving arc groove (203) is deflected counterclockwise from the center of the outer driving disk (201) to the edge, and the starting end of the corresponding driving arc groove (203) is deflected clockwise from the center of the inner driving disk (202) to the edge.

3. A fixture for producing motor end covers according to claim 2, characterized in that: A first motor (207) is fixed to the rear side of the interior of the fixing frame (2), and the output shaft end of the first motor (207) is fixed to the rear side of the inner drive disk (202). A second motor (208) is fixed to the right side of the fixing frame (2), and the output shaft end of the second motor (208) extends through the interior of the fixing frame (2). A driving gear (209) is fixed to the output shaft end of the second motor (208). An end face gear ring (210) is fixed to the rear side of the outer drive disk (201), and the driving gear (209) is meshed with the end face gear ring (210).

4. A fixture for producing motor end covers according to claim 3, characterized in that: A support groove (3) is provided on the inner rear side of the fixing frame (2), and four support rods (301) are fixed on the rear side of the outer driving disc (201). The support rods (301) are slidably arranged inside the support groove (3).

5. A fixture for producing motor end covers according to claim 4, characterized in that: A third motor (4) is fixed to the rear side of the connecting seat (101), one end of the output shaft of the third motor (4) extends through the front side of the connecting seat (101), a mounting plate (401) is fixed to the output shaft end of the third motor (4), a connecting frame (402) is detachably mounted on the front side of the mounting plate (401), and the fixing frame (2) is fixed to the front side of the connecting frame (402).

6. A fixture for producing motor end covers according to claim 5, characterized in that: Four mounting bolts (5) are slidably inserted into the inner rear side of the connecting frame (402), and the mounting bolts (5) are threadedly connected to the front side of the mounting plate (401).

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