Clamp for punching motor end cover

Abstract

The utility model relates to the technical field of end cover processing, in particular to a motor end cover punching clamp which comprises a supporting frame, a working table is arranged on the top of the supporting frame, a first guide groove is formed in the table top of the working table, a two-way lead screw is rotationally installed in the first guide groove, a motor is installed on the side face of the working table, and a clamping groove is formed in the top of the working table. An output shaft of the first guide groove is connected with the two-way lead screw, and symmetrically-distributed first sliding blocks are arranged in the first guide groove in a sliding mode. According to the clamp, the replaceable clamping blocks are designed, so that the clamp can quickly adapt to motor end covers of different shapes and sizes, stable clamping can be achieved only by replacing the corresponding clamping blocks for the end covers of any shape, and the universality and flexibility of the clamp are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to end cover processing technical field especially, relates to a motor end cover punching clamp. BACKGROUND

[0002] In the motor manufacturing process, the motor end cover as one of the key components, its machining precision directly affects the overall performance and assembly quality of motor, among them, the punching operation of motor end cover is common and important process link, for installing bearing, fixed screw and other parts, in order to ensure the position precision and consistency of punching, usually need to use special fixture to fix motor end cover.

[0003] The patent with patent authorization announcement No. CN218613717U discloses a clamp for motor end cover production, the patent includes C-shaped bottom table, the C-shaped bottom table is equipped with the cross plate mechanism for clamping the motor end cover conveniently, the cross plate mechanism includes processing table, rectangular sliding block and arc clamping plate, the processing table is located above the C-shaped bottom table, the lower end of the processing table is provided with the second threaded rod, the upper end of the C-shaped bottom table is provided with the first threaded groove, the first threaded groove is provided with the first threaded rod on the inner side wall, and the end of the first threaded rod is fixedly installed in the second threaded rod, the adjustable telescopic rod and the first threaded rod are matched, the adjustable telescopic rod has certain deformation capacity, the height of the motor end cover can be adjusted according to the processing needs, the angle of the processing table can be adjusted when the first threaded rod rotates, and the operation is simple and fast, convenient to use, however, the patent provides a certain degree of flexibility when processing end cover, but the arc clamping plate cannot be disassembled and replaced, so that the patent cannot adapt to motor end covers of different shapes, which reduces the versatility and application range of the clamp to some extent.

[0004] Therefore, it is urgent to provide a motor end cover punching clamp suitable for different shape end cover processing requirements. UTILITY MODEL CONTENTS

[0005] In order to overcome the shortcomings that the clamp in the prior art has poor adaptability and the arc clamping plate cannot be disassembled and replaced, so that it cannot adapt to different shape end cover processing requirements, the utility model provides a motor end cover punching clamp suitable for different shape end cover processing requirements.

[0006] To achieve the above problems, the utility model discloses the following technical scheme: a motor end cover is punched and is clamped in a clamp, including the support frame, the support frame top is provided with the workstation, the workstation mesa is opened with the first guide groove, the first guide groove inside rotatable mounting has two -way screw rod, the workstation side is installed motor, and its output shaft is connected with two -way screw rod, the first guide groove is slidably provided with the first slider of symmetrical distribution, and the two sliders are respectively with the threaded portion of two -way screw rod thread connection, every first slider all is installed with the connecting plate, the connecting plate is fixed on the first slider through bolt, the connecting plate has a plurality of bolt holes that are adapted to the bolt, the connecting plate is provided with the clamping block, and the inner camber surface of the clamping block is provided with rubber plate.

[0007] Further, the mesa of the workstation is provided with a second guide groove on both sides of the first guide groove, each second guide groove is slidably provided with a second slider, the top of the second slider is fixedly connected with a supporting plate, the supporting plate is located below the clamping block, the bottom of the mesa of the workstation is fixedly connected with a fixed plate, one end of the fixed plate is rotatably provided with an adjusting screw, the adjusting screw is threadedly connected with the second slider above, the other end of the fixed plate is fixedly connected with a guide rod, the guide rod slidably penetrates the second slider above to achieve sliding connection, and the bottom end of the adjusting screw is provided with a hand wheel.

[0008] Further, the mesa of the workstation is provided with a second guide groove on both sides of the first guide groove, each second guide groove is slidably provided with a second slider, the top of the second slider is fixedly connected with a supporting plate, the supporting plate is located below the clamping block, the bottom of the mesa of the workstation is fixedly connected with a fixed plate, one end of the fixed plate is rotatably provided with an adjusting screw, the adjusting screw is threadedly connected with the second slider above, the other end of the fixed plate is fixedly connected with a guide rod, the guide rod slidably penetrates the second slider above to achieve sliding connection, and the bottom end of the adjusting screw is provided with a hand wheel.

[0009] Further, the surface of the supporting plate is provided with a non-slip pad.

[0010] Further, the hand wheel is externally provided with a non-slip rubber sleeve.

[0011] Further, the lower part of the support frame is fixedly connected with a placing plate.

[0012] Further, the side of the workstation is provided with a protective cover, and the protective cover can cover the position where the motor is located.

[0013] Compared with the prior art, the utility model has the following technical effects: 1, the clamp can quickly adapt to motor end covers of different shapes and sizes through the design of replaceable clamping blocks, and no matter what shape the end cover is, stable clamping can be realized by only replacing the corresponding clamping block, thereby greatly improving the versatility and flexibility of the clamp.

[0014] 2, by the second slider, fixed plate, adjusting screw, guide rod, hand wheel and the support plate is constituted an adjustable height support platform, realize to the end cover support, in order to the end cover is fixed, and ensure the stability and position accuracy of the end cover in the process of punching.

[0015] 3, by the design of the shielding cloth effectively prevents the debris generated in the processing process into the first guide groove inside, reduces the workload of cleaning and maintenance, prolongs the service life of the equipment, reduces the long-term operation cost. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic view of the utility model.

[0017] Figure 2 It is the three-dimensional sectional view of the utility model support frame, workbench and placement plate and other zero end cover.

[0018] Figure 3 It is the three-dimensional sectional view of the utility model connecting plate, bolt and clamping block and other zero end cover.

[0019] Figure 4 It is the three-dimensional sectional view of the utility model fixed plate, support plate and non-slip pad and other zero end cover.

[0020] Figure 5 It is the three-dimensional sectional view of the utility model adjusting screw, guide rod and hand wheel and other zero end cover.

[0021] Figure 6 It is the three-dimensional sectional view of the utility model guide plate, shielding cloth and clamping plate and other zero end cover.

[0022] In the above drawing: 1: support frame, 2: workbench, 3: motor, 4: two-way screw, 5: first slider, 6: connecting plate, 7: bolt, 8: clamping block, 9: rubber plate, 10: second slider, 11: fixed plate, 12: adjusting screw, 13: guide rod, 14: hand wheel, 15: support plate, 16: guide plate, 17: shielding cloth, 18: clamping plate, 19: non-slip pad, 20: non-slip rubber sleeve, 21: placement plate, 22: protective cover. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Embodiment 1: please refer to Figures 1-3The utility model provides a motor end cover punching clamp, including support frame 1, the top of support frame 1 is provided with workbench 2, the lower part of support frame 1 is fixedly connected with placing plate 21, placing plate 21 is below workbench 2, provides an additional storage space, can be used to place tools, accessories or other need handy available articles, the table top of workbench 2 is equipped with first guide slot, the inside rotation of first guide slot is equipped with bidirectional screw rod 4, the seat side of workbench 2 is installed motor 3, and its output shaft is connected with bidirectional screw rod 4, the left side of workbench 2 is provided with protective cover 22, the protective cover 22 can cover the position where motor 3 is located, the main function is to protect motor 3 from the influence of external dust, debris and other pollutants, prolongs the service life of motor 3, the first guide slot is slidably provided with the first slider 5 of left-right symmetry distribution, the two sliders are respectively with the threaded portion of both ends of bidirectional screw rod 4 screw connection, every first slider 5 is installed with connecting plate 6, connecting plate 6 is fixed on first slider 5 through bolt 7, and connecting plate 6 has two bolt 7 holes matched with bolt 7, and the detachable installation between connecting plate 6 and first slider 5 is realized through the screw thread cooperation of bolt 7 and bolt 7 hole, the clamping block 8 is provided on connecting plate 6, the inner arc surface of clamping block 8 is provided with rubber plate 9, is used to increase friction and prevent workpiece from sliding, and the surface of end cover is protected from damage.

[0025] When processing the end cover with arc-shaped side, the end cover is placed between the two clamping blocks 8, and the motor 3 is started, the motor 3 drives the bidirectional screw rod 4 to rotate, so that the first slider 5 moves horizontally along the first guide slot, so that the two clamping blocks 8 are close to the end cover, because the clamping block 8 adopts arc-shaped design, can adhere to the arc-shaped end cover side and firmly clamp the end cover, facilitate subsequent punching operation, for non-arc-shaped or other types of end cover, should replace the appropriate clamping block 8 according to the specific end cover shape, at this time, the worker needs to unscrew the bolt 7, remove the existing clamping block 8, and then replace the clamping block 8 according to the specific processing requirement, and the clamping and fixing of different end covers can be completed by repeating the above steps, to ensure the smooth progress of the processing.

[0026] Example 2: on the basis of example 1, please refer to Figure 4 And Figure 5The table top of the workbench 2 is provided with second guide grooves on the left and right sides of the first guide groove, each of the second guide grooves is internally slidably provided with a second sliding block 10, the top of the second sliding block 10 is fixedly connected with a supporting plate 15, the supporting plate 15 is located below the clamping block 8 and provides a stable supporting platform for the end cover, in addition, the surface of the supporting plate 15 is provided with a non-slip pad 19, which mainly serves to increase the friction and prevent the end cover from sliding during the machining process, the bottom of the table top of the workbench 2 is fixedly connected with a fixed plate 11, one end of the fixed plate 11 is rotatably provided with an adjusting screw 12, the adjusting screw 12 is threadedly connected with the second sliding block 10 above, the height of the supporting plate 15 can be adjusted by rotating the adjusting screw 12, the other end of the fixed plate 11 is fixedly connected with a guide rod 13, the guide rod 13 slidably penetrates the second sliding block 10 above, so as to realize the sliding connection and guide the supporting plate 15, so as to ensure that the second sliding block 10 moves along a straight line without rotating, the bottom end of the adjusting screw 12 is provided with a hand wheel 14, so as to facilitate the manual operation of the adjusting screw 12, the hand wheel 14 is externally sleeved with a non-slip rubber sleeve 20, so as to increase the friction on the surface of the hand wheel 14, so that the operator can rotate the hand wheel 14 more easily and comfortably, and the risk of hand slipping caused by hand sweat or oil stains is reduced.

[0027] After replacing the clamping block 8, the second sliding block 10 can be moved up and down in the second guide groove by holding and rotating the adjusting screw 12, so as to drive the supporting plate 15 to ascend and descend, so that the supporting plate 15 is in contact with the bottom of the clamping block 8, when the end cover is clamped and fixed, the end cover can be placed on the supporting plate 15, the supporting plate 15 provides a stable supporting platform for the end cover, so that the end cover is fixed and the stability and position accuracy of the end cover during the punching process are ensured.

[0028] Please refer to Figure 6 The left and right sides of the table top of the workbench 2 are both provided with guide plates 16 which are symmetrically distributed in front and back, the guide plates 16 are provided with shielding cloths 17 between two adjacent guide plates 16, one end of the shielding cloth 17 is fixedly connected with the guide plate 16, and the other end is connected with the first sliding block 5 through the clamping connection of the clamping plate 18, so that the shielding cloth 17 can be unfolded or folded by moving along with the first sliding block 5, so as to avoid the debris generated during the machining process from entering the first guide groove.

[0029] When the first sliding block 5 moves horizontally along the first guide groove, the shielding cloth 17 is unfolded or folded along with the movement of the first sliding block 5, so as to realize the dynamic shielding of the first guide groove, which can effectively prevent the debris generated during the machining process of the end cover from entering the first guide groove, so as to protect the normal operation of the internal mechanism and reduce the workload of cleaning and maintenance.

[0030] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, are all included in the patent protection scope of the present application.

Claims

1. A fixture for drilling holes in a motor end cap, comprising a support frame (1), a worktable (2) on the top of the support frame (1), a first guide groove on the surface of the worktable (2), a bidirectional lead screw (4) rotatably mounted inside the first guide groove, a motor (3) mounted on the side of the worktable (2), the output shaft of which is connected to the bidirectional lead screw (4), and symmetrically distributed first sliders (5) slidably arranged inside the first guide groove, the two sliders being threadedly connected to the threaded portions at both ends of the bidirectional lead screw (4), characterized in that: Each first slider (5) is provided with a connecting plate (6) fixed on the first slider (5) by bolts (7), the connecting plate (6) is provided with bolt holes (7) matched with the bolts (7), and the connecting plate (6) is provided with a clamping block (8), and the inner arc surface of the clamping block (8) is provided with a rubber plate (9).

2. A jig for punching holes in an end plate of an electric machine according to claim 1, characterized in that: The workbench (2) is provided with a second guide groove on both sides of the first guide groove, each second guide groove is provided with a second slider (10) slidingly arranged inside, the top of the second slider (10) is fixedly connected with a supporting plate (15), the supporting plate (15) is located below the clamping block (8), the bottom of the workbench (2) is fixedly connected with a fixed plate (11), one end of the fixed plate (11) is rotatably provided with an adjusting screw (12), the adjusting screw (12) is threadedly connected with the second slider (10) above, the other end of the fixed plate (11) is fixedly connected with a guide rod (13), the guide rod (13) is slidingly connected with the second slider (10) above, and the bottom of the adjusting screw (12) is provided with a hand wheel (14).

3. A jig for punching holes in an end plate of an electric machine according to claim 2, characterized in that: The workbench (2) is provided with symmetrically distributed guide plates (16) on both sides of the workbench (2), and the guide plates (16) are provided with a shielding cloth (17) between the two adjacent guide plates (16), one end of the shielding cloth (17) is fixedly connected with the guide plate (16), and the other end is connected with the first slider (5) by a clamping plate (18).

4. A jig for punching holes in an end plate of an electric machine according to claim 3, characterized in that: The surface of the supporting plate (15) is provided with a non-slip pad (19).

5. A jig for punching holes in an end plate of an electric machine according to claim 4, characterized in that: The hand wheel (14) is provided with a non-slip rubber sleeve (20) outside.

6. A jig for punching a motor end plate according to claim 5, wherein: The supporting frame (1) is fixedly connected with a placing plate (21) at the lower part.

7. A jig for punching a motor end plate according to claim 6, wherein: The side of the workbench (2) is provided with a protective cover (22), and the protective cover (22) can cover the position of the motor (3). The supporting frame (1) is fixedly connected with a placing plate (21) at the lower part.

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