Fastening clamp for hexagon nut machining

Abstract

The utility model relates to the technical field of tool clamps, in particular to a fastening clamp for hexagon nut machining, which comprises a bottom plate, a fixing frame, a base plate, a nut body, a first motor, a gear, a fluted disc, a limiting groove and a moving rod, the first motor is detachably connected with the bottom plate and positioned above the bottom plate, and the gear is fixedly connected with the output end of the first motor. The nut body is placed on the fixing frame, the first motor is started to drive the gear to rotate, the gear drives the fluted disc to rotate, the limiting groove is made to move, the fluted disc is connected with the gear in a rotating mode and meshed with the gear, and the limiting groove is formed in the surface of the fluted disc, penetrates through the fluted disc and the movable rod and is connected with the limiting groove in a sliding mode and penetrates through the limiting groove. And when the nut body is machined, the movable rod is driven to slide in the movable groove, so that the fixed plate is driven to move towards the outer side, the center of the nut body is fixed, and the problem that deviation may occur in the machining process due to the fact that a fastening clamp cannot fix the center of the hexagonal nut is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a fastening fixture for processing hexagonal nuts. Background Technique

[0002] At present, a hexagonal nut is a hexagonal nut, usually used in cooperation with bolts to fix mechanical equipment or structures, and is widely used in fields such as automobiles, mechanical equipment, construction, and furniture. It is a common fastening element. When processing hexagonal nuts, a fastening device is required to fix the hexagonal nuts to ensure the accuracy of processing hexagonal nuts. However, the existing fastening devices for processing hexagonal nuts have a simple structure and unstable clamping, which will cause the hexagonal nuts to move during the processing, reducing the accuracy of processing hexagonal nuts.

[0003] To solve the above problems, the prior art patent (CN218110511U) discloses a novel fastening structure for processing hexagonal nuts. The first fastening motor drives the fastening support rod to move through the fastening threaded rod, so that the fastening support rod drives the fastening plate to approach the hexagonal nut body. The fastening grooves on the side wall of the fastening plate clamp both sides of the hexagonal nut body, fixing the hexagonal nut body on the central axis of the clamping base, improving the accuracy of processing the hexagonal nut body, and facilitating the fastening of hexagonal nuts of different sizes.

[0004] However, in the above prior art, the fastening fixture cannot fix the center of the hexagonal nut, resulting in possible deviations during the processing. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a fastening fixture for processing hexagonal nuts, which solves the technical problem that in the prior art, the fastening fixture cannot fix the center of the hexagonal nut, resulting in possible deviations during the processing.

[0006] To achieve the above purpose, a fastening fixture for processing hexagonal nuts adopted by the utility model includes a bottom plate, a fixed frame, a chassis, a nut body, a fixing component, and a clamping component. The fixing component includes a first motor, a gear, a toothed disc, a limiting groove, and a moving rod. The fixed frame is fixedly connected to the bottom plate and is located above the bottom plate. The chassis is fixedly connected to the fixed frame and is located above the fixed frame. The nut body is detachably connected to the fixed frame and is located above the fixed frame. The first motor is detachably connected to the bottom plate and is located above the bottom plate. The gear is fixedly connected to the output end of the first motor and is located above the first motor. The toothed disc is rotatably connected to the gear and meshes with the gear. The limiting groove is arranged on the surface of the toothed disc and penetrates the toothed disc. The moving rod is slidably connected to the limiting groove and penetrates the limiting groove.

[0007] Wherein, the fixing component further includes a moving groove, a connecting plate and a fixing plate. The moving groove is arranged on the surface of the chassis and is adapted to the moving rod. The connecting plate is fixedly connected to the moving rod and is located above the moving rod. The fixing plate is fixedly connected to the connecting plate and is located at one end of the connecting plate, and the fixing plate abuts against the inner wall of the nut body.

[0008] Wherein, the clamping component includes a limiting plate, a guide rod, a screw rod and a second motor. The limiting plate is fixedly connected to the fixing frame and is located above the fixing frame. The guide rod is fixedly connected to the limiting plate and is located inside the limiting plate. The screw rod is rotatably connected to the limiting plate and is located inside the limiting plate, and the thread directions at both ends of the screw rod are opposite. The second motor is detachably connected to the fixing frame and is located outside the limiting plate, and the output end of the second motor is fixedly connected to the screw rod.

[0009] Wherein, the clamping component further includes a first clamping plate and a second clamping plate. The first clamping plate is threadedly connected to the screw rod and wraps the screw rod and the guide rod. The second clamping plate is threadedly connected to the screw rod and wraps the screw rod and the guide rod.

[0010] Wherein, the fastening fixture for machining hexagon nuts further includes a first connecting piece, a first soft pad, a second connecting piece and a second soft pad. The first connecting piece is detachably connected to the first clamping plate and is located above the first clamping plate. The first soft pad is fixedly connected to the first connecting piece and is located below the first connecting piece. The second connecting piece is detachably connected to the second clamping plate and is located above the second clamping plate. The second soft pad is fixedly connected to the second connecting piece and is located below the second connecting piece.

[0011] A fastening fixture for processing hexagonal nuts of the present utility model. The fixing frame is fixedly connected to the bottom plate and is located above the bottom plate. The chassis is fixedly connected to the fixing frame and is located above the fixing frame. The nut body is detachably connected to the fixing frame and is located above the fixing frame. The first motor is detachably connected to the bottom plate and is located above the bottom plate. The gear is fixedly connected to the output end of the first motor and is located above the first motor. The toothed disc is rotatably connected to the gear and meshes with the gear. The limiting groove is arranged on the surface of the toothed disc and penetrates the toothed disc. The moving rod is slidably connected to the limiting groove and penetrates the limiting groove. Place the nut body on the fixing frame and start the first motor to drive the gear to rotate. The gear drives the toothed disc to rotate, causing the limiting groove to move, driving the moving rod to slide in the moving groove, thereby driving the fixing plate to move outward, so as to fix the center of the nut body. Then start the second motor to drive the screw to rotate. The screw drives the first clamping plate and the second clamping plate to move towards each other through the threads with opposite helix directions at both ends of the screw, so as to clamp and fix the nut body. This method can effectively solve the problem that the fastening fixture cannot fix the center of the hexagonal nut, resulting in possible deviations during the processing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0013] Figure 1 is a schematic structural diagram of the first embodiment of the present utility model.

[0014] Figure 2 is a front view of the first embodiment of the present utility model.

[0015] Figure 3 is the Figure 2 structural cross-sectional view taken along line A-A of the present utility model.

[0016] Figure 4 is a schematic structural diagram of the fixing component of the first embodiment of the present utility model.

[0017] Figure 5 is a schematic structural diagram of the second embodiment of the present utility model.

[0018] 101 - Base plate, 102 - Fixed frame, 103 - Chassis, 104 - Nut body, 105 - Motor 1, 106 - Gear, 107 - Tooth disc, 108 - Limit groove, 109 - Moving rod, 110 - Moving groove, 111 - Connecting plate, 112 - Fixed plate, 113 - Limit plate, 114 - Guide rod, 115 - Screw rod, 116 - Motor 2, 117 - Clamping plate 1, 118 - Clamping plate 2, 201 - Connecting piece 1, 202 - Soft pad 1, 203 - Connecting piece 2, 204 - Soft pad 2. Detailed implementation manner

[0019] The embodiments of the present invention will be described in detail below. The examples of the embodiments are shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present invention and should not be construed as a limitation to the present invention.

[0020] The first embodiment of the present application is as follows:

[0021] Please refer to Figures 1 to 4 , wherein Figure 1 is a schematic structural view of the first embodiment of the present invention, Figure 2 is a front view of the first embodiment of the present invention, Figure 3 is the Figure 2 structural sectional view taken along line A - A of the present invention, Figure 4 is a schematic structural view of the fixing component of the first embodiment of the present invention.

[0022] The present invention provides a fastening fixture for hexagon nut processing, including a base plate 101, a fixed frame 102, a chassis 103, a nut body 104, a motor 1 105, a gear 106, a tooth disc 107, a limit groove 108, a moving rod 109, a moving groove 110, a connecting plate 111, a fixed plate 112, a limit plate 113, a guide rod 114, a screw rod 115, a motor 2 116, a clamping plate 1 117 and a clamping plate 2 118. The foregoing solution solves the problem in the prior art that the fastening fixture cannot fix the center of the hexagon nut, resulting in possible deviations during the processing.

[0023] For this specific embodiment, the fixing frame 102 is fixedly connected to the bottom plate 101 and is located above the bottom plate 101. The chassis 103 is fixedly connected to the fixing frame 102 and is located above the fixing frame 102. The nut body 104 is detachably connected to the fixing frame 102 and is located above the fixing frame 102. The first motor 105 is detachably connected to the bottom plate 101 and is located above the bottom plate 101. The gear 106 is fixedly connected to the output end of the first motor 105 and is located above the first motor 105. The toothed disc 107 is rotatably connected to the gear 106 and meshes with the gear 106. The limiting groove 108 is provided on the surface of the toothed disc 107 and penetrates through the toothed disc 107. The moving rod 109 is slidably connected to the limiting groove 108 and penetrates through the limiting groove 108. Starting the first motor 105 drives the gear 106 to rotate. The gear 106 can drive the toothed disc 107 to rotate. When the toothed disc 107 rotates, it will drive the limiting groove 108 to rotate around the center of the toothed disc 107.

[0024] Among them, the moving groove 110 is provided on the surface of the chassis 103 and is adapted to the moving rod 109. The connecting plate 111 is fixedly connected to the moving rod 109 and is located above the moving rod 109. The fixing plate 112 is fixedly connected to the connecting plate 111 and is located at one end of the connecting plate 111. And the fixing plate 112 abuts against the inner wall of the nut body 104. When the limiting groove 108 rotates around the center of the toothed disc 107, the cooperation of the moving groove 110 and the limiting groove 108 can drive the moving rod 109 to move along the direction of the moving groove 110, thereby driving the fixing plate 112 to move. When the fixing plate 112 abuts against the inner wall of the nut body 104, the center of the nut body 104 will be fixed.

[0025] Secondly, the limiting plate 113 is fixedly connected to the fixing frame 102 and is located above the fixing frame 102. The guide rod 114 is fixedly connected to the limiting plate 113 and is located inside the limiting plate 113. The screw rod 115 is rotatably connected to the limiting plate 113 and is located inside the limiting plate 113. And the thread directions at both ends of the screw rod 115 are opposite. The second motor 116 is detachably connected to the fixing frame 102 and is located outside the limiting plate 113. And the output end of the second motor 116 is fixedly connected to the screw rod 115. The limiting plate 113 fixes the positions of the guide rod 114 and the screw rod 115. Starting the second motor 116 drives the screw rod 115 to rotate.

[0026] Meanwhile, the first clamping plate 117 is threadedly connected to the screw rod 115 and wraps the screw rod 115 and the guide rod 114. The second clamping plate 118 is threadedly connected to the screw rod 115 and wraps the screw rod 115 and the guide rod 114. When the screw rod 115 rotates, with the assistance of the guide rod 114, it will drive the first clamping plate 117 and the second clamping plate 118 to move towards each other, thereby clamping and fixing the nut body 104.

[0027] When using a fastening fixture for hexagon nut processing in this embodiment, by setting the base plate 101, the fixing frame 102, the chassis 103, the nut body 104, the first motor 105, the gear 106, the toothed disc 107, the limiting groove 108, the moving rod 109, the moving groove 110, the connecting plate 111, the fixing plate 112, the limiting plate 113, the guide rod 114, the screw rod 115, the second motor 116, the first clamping plate 117 and the second clamping plate 118. The fixing frame 102 is fixedly connected to the base plate 101 and is located above the base plate 101. The chassis 103 is fixedly connected to the fixing frame 102 and is located above the fixing frame 102. The nut body 104 is detachably connected to the fixing frame 102 and is located above the fixing frame 102. The first motor 105 is detachably connected to the base plate 101 and is located above the base plate 101. The gear 106 is fixedly connected to the output end of the first motor 105 and is located above the first motor 105. The toothed disc 107 is rotatably connected to the gear 106 and meshes with the gear 106. The limiting groove 108 is provided on the surface of the toothed disc 107 and penetrates the toothed disc 107. The moving rod 109 is slidably connected to the limiting groove 108 and penetrates the limiting groove 108. Put the nut body 104 on the fixing plate 112, start the first motor 105 to drive the gear 106 to rotate. The gear 106 can drive the toothed disc 107 to rotate. When the toothed disc 107 rotates, it will drive the limiting groove 108 to rotate around the center of the toothed disc 107. The cooperation between the moving groove 110 and the limiting groove 108 can drive the moving rod 109 to move along the direction of the moving groove 110, thereby driving the fixing plate 112 to move. When the fixing plate 112 abuts against the inner wall of the nut body 104, the center of the nut body 104 will be fixed. Start the second motor 116 to drive the screw rod 115 to rotate. With the assistance of the guide rod 114, it will drive the first clamping plate 117 and the second clamping plate 118 to move towards each other, thereby clamping and fixing the nut body 104, thus solving the problem that the fastening fixture cannot fix the center of the hexagon nut, resulting in possible deviations during the processing.

[0028] The second embodiment of the present application is as follows:

[0029] Based on the first embodiment, please refer to Figure 5 , Figure 5 which is a schematic structural diagram of the second embodiment of the present utility model.

[0030] The present utility model provides a fastening fixture for processing hexagonal nuts, further including a first connecting member 201, a first soft pad 202, a second connecting member 203, and a second soft pad 204. The foregoing solution solves the problem that in the prior art, during the process of clamping the nut body 104, the first clamping plate 117 and the second clamping plate 118 may damage the surface of the nut body 104.

[0031] Wherein, the first connecting member 201 is detachably connected to the first clamping plate 117 and is located above the first clamping plate 117. The first soft pad 202 is fixedly connected to the first connecting member 201 and is located below the first connecting member 201. The second connecting member 203 is detachably connected to the second clamping plate 118 and is located above the second clamping plate 118. The second soft pad 204 is fixedly connected to the second connecting member 203 and is located below the second connecting member 203. The first connecting member 201 and the second connecting member 203 fix the first soft pad 202 and the second soft pad 204 inside the first clamping plate 117 and the second clamping plate 118. When the first clamping plate 117 and the second clamping plate 118 clamp and fix the nut body 104, the first soft pad 202 and the second soft pad 204 will play a protective role.

[0032] When using the fastening fixture for processing hexagonal nuts of this embodiment, by setting the first connecting member 201, the first soft pad 202, the second connecting member 203, and the second soft pad 204, the first connecting member 201 and the second connecting member 203 fix the first soft pad 202 and the second soft pad 204 inside the first clamping plate 117 and the second clamping plate 118. When the first clamping plate 117 and the second clamping plate 118 clamp and fix the nut body 104, the first soft pad 202 and the second soft pad 204 first contact the nut body 104 for buffering, so as to be able to play a good buffering and protecting role, thereby solving the problem that in the process of clamping the nut body 104, the first clamping plate 117 and the second clamping plate 118 may damage the surface of the nut body 104.

[0033] What is disclosed above is only a preferred embodiment of the present utility model. Of course, the scope of rights of the present utility model cannot be limited thereby. Those of ordinary skill in the art can understand all or part of the processes of implementing the above embodiments, and the equivalent changes made according to the claims of the present utility model still fall within the scope covered by the utility model.

Claims

1. A fastening fixture for processing hexagonal nuts, comprising a bottom plate, a fixing frame, a chassis and a nut body. The fixing frame is fixedly connected to the bottom plate and is located above the bottom plate. The chassis is fixedly connected to the fixing frame and is located above the fixing frame. The nut body is detachably connected to the fixing frame and is located above the fixing frame. It is characterized in that, it further comprises a fixing component and a clamping component. The fixing component includes a first motor, a gear, a toothed disc, a limiting groove and a moving rod. The first motor is detachably connected to the bottom plate and is located above the bottom plate. The gear is fixedly connected to the output end of the first motor and is located above the first motor. The toothed disc is rotatably connected to the gear and meshes with the gear. The limiting groove is arranged on the surface of the toothed disc and penetrates through the toothed disc. The moving rod is slidably connected to the limiting groove and penetrates through the limiting groove.

2. The fastening fixture for processing hexagonal nuts according to claim 1, characterized in that, the fixing component further includes a moving groove, a connecting plate and a fixing plate. The moving groove is arranged on the surface of the chassis and is adapted to the moving rod. The connecting plate is fixedly connected to the moving rod and is located above the moving rod. The fixing plate is fixedly connected to the connecting plate and is located at one end of the connecting plate, and the fixing plate abuts against the inner wall of the nut body.

3. The fastening fixture for processing hexagonal nuts according to claim 1, characterized in that, the clamping component includes a limiting plate, a guide rod, a screw rod and a second motor. The limiting plate is fixedly connected to the fixing frame and is located above the fixing frame. The guide rod is fixedly connected to the limiting plate and is located inside the limiting plate. The screw rod is rotatably connected to the limiting plate and is located inside the limiting plate, and the thread directions at both ends of the screw rod are opposite. The second motor is detachably connected to the fixing frame and is located outside the limiting plate, and the output end of the second motor is fixedly connected to the screw rod.

4. The fastening fixture for processing hexagonal nuts according to claim 3, characterized in that, the clamping component further includes a first clamping plate and a second clamping plate. The first clamping plate is threadedly connected to the screw rod and wraps the screw rod and the guide rod. The second clamping plate is threadedly connected to the screw rod and wraps the screw rod and the guide rod.

5. The fastening fixture for processing hexagonal nuts according to claim 4, characterized in that, the fastening fixture for processing hexagonal nuts further includes a first connecting piece, a first soft pad, a second connecting piece and a second soft pad. The first connecting piece is detachably connected to the first clamping plate and is located above the first clamping plate. The first soft pad is fixedly connected to the first connecting piece and is located below the first connecting piece. The second connecting piece is detachably connected to the second clamping plate and is located above the second clamping plate. The second soft pad is fixedly connected to the second connecting piece and is located below the second connecting piece.

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