Terminal elastic piece punching device

Abstract

The utility model relates to the technical field of terminal spring piece punching, and discloses a terminal spring piece punching device which comprises a punching machine and a die replacing mechanism, the die replacing mechanism comprises an operation table, the operation table is connected with a punching table through a rotating groove, the surface of the punching table is provided with a sliding groove and four sets of limiting holes, and the sliding groove is provided with a sliding block. The rotating groove is connected with a containing groove through a rotating ring, punching dies are clamped in the containing groove, through the arranged die replacing mechanism, different punching dies can be promoted to rotate to the position where the sliding groove is located by rotating the rotating ring, at the moment, the corresponding punching dies can slide into the sliding groove, and then a threaded crank is rotated so that the punching dies can be conveniently replaced. When the punching die is used, the threaded groove is rotated downwards along the threaded groove, then the limiting insertion block is inserted into the open groove, the punching die is firmly fixed, the stability of the punching process is ensured, meanwhile, punching dies of different shapes can be selected according to the specific requirement of punching, and operation is convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to terminal spring piece punching technology field, especially terminal spring piece punching device. BACKGROUND

[0002] The spring piece terminal is a kind of common electrical connector, and is mainly composed of metal spring piece and insulating shell, the metal spring piece is usually made of material with good elasticity and conductivity, such as copper alloy, the shape of spring piece is designed uniquely, generally curved, with certain elastic deformation capacity, and the insulating shell plays the role of protecting and fixing metal spring piece, and also provides electrical insulation performance, to prevent leakage and short circuit etc.

[0003] In prior art, when punching spring piece terminal, different shaped holes may be punched according to installation requirement, however, the punching die of most punching machines is fixed, inconvenient to replace, and needs to be completed on different punching machines, which is time-consuming and laborious, therefore, the utility model provides a kind of terminal spring piece punching device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of terminal spring piece punching device to solve the problem that the punching die of most punching machines is fixed in the background art, inconvenient to replace, and needs to be completed on different punching machines, which is time-consuming and laborious.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of terminal spring piece punching device, including punching machine and die replacement mechanism, the die replacement mechanism includes operation table, the operation table is connected with punching table by rotating groove, the surface of the punching table is provided with sliding slot and four sets of limiting hole, the rotating groove is connected with placing groove by rotating ring, the placing groove is clamped with punching die, the punching table is connected with limiting plug-in block by the slot in the fixed frame, and the fixed frame is connected with threaded handle by screw groove.

[0006] As preferred scheme, the punching machine is provided with punching head, and the punching machine is fixedly installed at the upper end of punching table, and the punching head is located directly above the punching table.

[0007] As preferred scheme, the rotating groove is arranged in the surface inside operation table, the punching table is fixedly installed in the inside of rotating groove, the rotating ring is rotatably connected in the inside of rotating groove, the inner wall thereof is slidably connected with the outer wall of punching table, the placing groove is fixedly installed on the upper surface of rotating ring, and the punching die is slidably connected with sliding slot.

[0008] As a preferred scheme, the fixed frame is fixedly installed on the upper surface of the punching table, the slot is arranged in the interior of the fixed frame, the limiting plug block is slidably connected in the interior of the slot and is matched with the sliding slot in size, the threaded groove is fixedly installed at the upper end shaft of the fixed frame, and the outer wall of the threaded handle is threadedly connected in the interior of the threaded groove and rotationally connected with the upper end of the limiting plug block.

[0009] As a preferred scheme, the lower portion of the punching machine is provided with a clamping mechanism, and the clamping mechanism comprises four groups of threaded rods.

[0010] As a preferred scheme, the outer wall of the four groups of threaded rods is slidably connected with a clamping plate, and the outer wall of the four groups of threaded rods is threadedly connected with a first nut and a second nut at the upper and lower ends of the clamping plate.

[0011] Technical effects and advantages of the utility model:

[0012] Through the setting of the die changing mechanism, different punching dies can be rotated to the position of the sliding slot by rotating the rotating ring, at this time, the corresponding punching die can be slid into the sliding slot, then the threaded handle is rotated downward along the threaded groove, and the limiting plug block is inserted into the slot to firmly fix the punching die, ensuring the stability of the punching process, and different shapes of punching dies can be selected according to the specific requirements of punching, which is convenient and fast to operate.

[0013] Through the setting of the clamping mechanism, the distance between the clamping plate and the terminal spring can be adjusted by rotating the second nut on the threaded rod, so that multiple terminal springs can be punched at the same time, the efficiency is improved, and the clamping plate is limited by rotating the first nut on the threaded rod, so that the clamping plate is prevented from moving and the quality of punching is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is a three-dimensional structure schematic view of the die changing mechanism of the utility model;

[0016] Figure 3 It is one of the partial structure schematic views of the die changing mechanism of the utility model;

[0017] Figure 4 It is the second of the partial structure schematic views of the die changing mechanism of the utility model;

[0018] Figure 5 It is the third of the partial structure schematic views of the die changing mechanism of the utility model;

[0019] Figure 6 Part structure diagram of the clamping mechanism of the utility model.

[0020] In the figure: 1, punch; 2, punch head; 3, die changing mechanism; 301, operation table; 302, rotating groove; 303, punching table; 304, limiting hole; 305, sliding groove; 306, rotating ring; 307, placing groove; 308, punching die; 309, fixing frame; 310, slot; 311, threaded groove; 312, threaded handle; 313, limiting block; 4, clamping mechanism; 401, threaded rod; 402, clamping plate; 403, first nut; 404, second nut. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. EMBODIMENT

[0022] Please refer to the drawings of the embodiments of the utility model Figure 1 - the drawings of the embodiments of the utility model Figure 5 A terminal sheet punching device, comprising a punch 1 and a die changing mechanism 3, the die changing mechanism 3 comprises an operation table 301, the operation table 301 is connected with a punching table 303 through a rotating groove 302, the surface of the punching table 303 is provided with a sliding groove 305 and four sets of limiting holes 304, the rotating groove 302 is connected with a placing groove 307 through a rotating ring 306, the placing groove 307 is clamped with a punching die 308, the punching table 303 is connected with a limiting block 313 through a slot 310 in a fixing frame 309, the fixing frame 309 is connected with a threaded handle 312 through a threaded groove 311, the punch 1 is provided with a punch head 2, the punch 1 is fixedly installed at the upper end of the punching table 303, the punch head 2 is located directly above the punching table 303, the rotating groove 302 is arranged in the surface of the operation table 301, the punching table 303 is fixedly installed in the inside of the rotating groove 302, the rotating ring 306 is rotatably connected in the inside of the rotating groove 302, the inner wall thereof is slidably connected with the outer wall of the punching table 303, the placing groove 307 is fixedly installed on the upper surface of the rotating ring 306, the punching die 308 is slidably connected with the sliding groove 305, the fixing frame 309 is fixedly installed on the upper surface of the punching table 303, the slot 310 is arranged in the inside of the fixing frame 309, the limiting block 313 is slidably connected in the inside of the slot 310, and the size thereof is matched with the sliding groove 305, the threaded groove 311 is fixedly installed at the upper end shaft of the fixing frame 309, the outer wall of the threaded handle 312 is threadedly connected in the inside of the threaded groove 311, and the lower end thereof is rotatably connected with the upper end of the limiting block 313.

[0023] After the punching die 308 is clamped in the sliding groove 305, the shaft center is just below the punching head 2, the left side is limited by the limiting block 313, and the right side is just in contact with the right end of the sliding groove 305. There are many types of punching dies 308, which can be selected according to the needs of the punching shape.

[0024] Specifically, different punching dies 308 can be rotated to the position of the sliding groove 305 by rotating the rotating ring 306, that is, the corresponding punching die 308 can be slid into the sliding groove 305, and then the limiting block 313 is inserted into the slot 310 by rotating the threaded wrench 312 along the threaded groove 311 downward, so that the punching die 308 is fixed and the stability of the punching is ensured. At the same time, different shapes of punching dies 308 can be selected according to the needs of punching, which is convenient and fast. EMBODIMENT

[0025] Please refer to the attached Figure 1 and the attached Figure 6 , and on the basis of example one, it is further obtained that the punching machine 1 is provided below the clamping mechanism 4, the clamping mechanism 4 includes four groups of threaded rods 401, the lower ends of the four groups of threaded rods 401 are respectively fixedly installed in the interiors of the four groups of limiting holes 304, the outer walls of the four groups of threaded rods 401 are slidably connected with the clamping plates 402, and the outer walls of the four groups of threaded rods 401 are respectively threadedly connected with the first nuts 403 and the second nuts 404 at the upper and lower ends of the clamping plates 402.

[0026] The bottom of the clamping plate 402 has a protective pad, which can clamp the terminal spring while avoiding damage to it, the first nut 403 is located at the outer wall of the threaded rod 401 close to the upper end of the clamping plate 402, and the second nut 404 is located at the outer wall of the threaded rod 401 close to the lower end of the clamping plate 402, which can limit the position of the clamping plate 402.

[0027] Specifically, the distance between the clamping plate 402 and the terminal spring can be adjusted by rotating the second nut 404 on the threaded rod 401, which facilitates punching of multiple groups of terminal springs at the same time, improves efficiency, and limits the clamping plate 402 by rotating the first nut 403 on the threaded rod 401, which avoids movement and ensures the quality of the punching.

[0028] The utility model discloses a terminal spring punching device, first select proper punch head 2, rotate rotating ring 306, make different punch die 308 rotate to the position department of sliding slot 305, will corresponding punch die 308 slide to in sliding slot 305, again through the rotation of threaded ratchet handle 312 along thread groove 311 downward, make spacing insert block 313 insert in the slot 310, fix punch die 308 immovably, then place the terminal spring of waiting punch in the upper end of punch die 308, rotate second nut 404 on threaded rod 401 to the lowermost end, adjust the distance between clamping plate 402 and terminal spring, make the bottom of clamping plate 402 and the upper end of terminal spring be in abutment, then through the rotation of first nut 403 on threaded rod 401, clamp clamping plate 402, finally rotate second nut 404 along threaded rod 401 upward, until with the bottom of clamping plate 402 abut, fix terminal spring, finally operate puncher 1 and punch the terminal spring.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part technical feature, any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A punching device for end-piece bullets, comprising a punching machine (1) and a die changing mechanism (3), characterized in that: The mold changing mechanism (3) includes an operating table (301). The operating table (301) is connected to a punching table (303) via a rotating groove (302). The surface of the punching table (303) is provided with a sliding groove (305) and four sets of limiting holes (304). The rotating groove (302) is connected to a placement groove (307) via a rotating ring (306). A punching mold (308) is clamped in the placement groove (307). The punching table (303) is connected to a limiting block (313) via a slot (310) in a fixing frame (309). The fixing frame (309) is connected to a threaded crank handle (312) via a threaded groove (311).

2. The punching device for end-piece bullets according to claim 1, characterized in that: The punching machine (1) is equipped with a punching head (2). The punching machine (1) is fixedly installed on the upper end of the punching table (303). The punching head (2) is located directly above the punching table (303).

3. The punching device for end-piece bullets according to claim 2, characterized in that: The rotating groove (302) is formed inside the surface of the operating table (301). The punching table (303) is fixedly installed inside the rotating groove (302). The rotating ring (306) is rotatably connected inside the rotating groove (302), and its inner wall is slidably connected to the outer wall of the punching table (303). The placement groove (307) is fixedly installed on the upper surface of the rotating ring (306). The punching mold (308) is slidably connected to the slide groove (305).

4. The punching device for end-piece bullets according to claim 3, characterized in that: The fixed frame (309) is fixedly installed on the upper surface of the punching table (303). The slot (310) is opened inside the fixed frame (309). The limiting block (313) is slidably connected inside the slot (310) and its size is adapted to the slide (305). The threaded groove (311) is fixedly installed at the upper end of the fixed frame (309). The outer wall of the threaded crank (312) is threadedly connected to the inside of the threaded groove (311), and its lower end is rotatably connected to the upper end of the limiting block (313).

5. The punching device for end-piece bullets according to claim 2, characterized in that: The punching machine (1) is provided with a clamping mechanism (4) below it. The clamping mechanism (4) includes four sets of threaded rods (401). The lower ends of the four sets of threaded rods (401) are respectively fixedly installed inside the four sets of limiting holes (304).

6. The punching device for end-piece bullets according to claim 5, characterized in that: Clamping plates (402) are slidably connected to the outer walls of the four sets of threaded rods (401). The outer walls of the four sets of threaded rods (401) are respectively threaded to the upper and lower ends of the clamping plates (402) with a first nut (403) and a second nut (404).

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