CN112935135A - Profiling stamping device of male-female plug-in structure of connector - Google Patents
Profiling stamping device of male-female plug-in structure of connector Download PDFInfo
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- CN112935135A CN112935135A CN202110027147.XA CN202110027147A CN112935135A CN 112935135 A CN112935135 A CN 112935135A CN 202110027147 A CN202110027147 A CN 202110027147A CN 112935135 A CN112935135 A CN 112935135A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a profiling stamping device of a male-female plug-in structure of a connector, which comprises a stamping cavity of a cuboid structure for obliquely placing a blank rod, wherein the end surface of one end of a sliding connecting shaft in a main block is a smooth slope surface which is inclined towards the lower left; all the punching blocks are arranged at intervals in the vertical direction, and in a non-punching state, the horizontal lengths of the punching blocks in the arrangement direction from top to bottom are sequentially reduced, and the left side surfaces of all the punching blocks are flush; a pressure-bearing spring with two ends respectively connected to the two adjacent main blocks is sleeved on the polish rod between the two adjacent main blocks; still be connected with at the top department of punching press pole and snatch the hand, snatch the hand and be used for the female head of clamping to when making the punching press piece push down to extreme position, the jack of the female head that snatchs the hand can just to the shaping the top of pin to vertically push down and overlap on the pin. The invention can quickly and stably realize the punch forming of the pins and can plug the male connector and the female connector together, thereby having extremely high efficiency.
Description
Technical Field
The invention relates to the field of manufacturing equipment of an electric connector, in particular to a profiling stamping device of a male-female plug-in structure of the connector.
Background
The electric connector is mainly used for line connection of some electrical elements, mainly for circuit conduction and signal transmission, and a male head of the electric connector actually produced in the field is a pin, the structure of the electric connector is L-shaped, and a female head is provided with a jack which is in socket fit with the top end of the pin. For the pin, usually adopt the rectangular steel form conductive metal stamping bending of the cross section for rectangular to get, this kind of pin is processed at present, usually adopt the mode as shown in fig. 1 to process directly, put the blank stick D of the pin in the strip-shaped groove of a platform a horizontally, then one end stretches out the side of the platform, press and bend 90 degrees by the pressure head c parallel arrangement with side of the platform a, this kind of processing mode, simple in construction, with low costs, but it is difficult to control the interval D between side of pressure head c and side of the platform a and the high accuracy, stable installation degree of the blank stick D on the platform a, once these are controlled badly, the angle error of the pin bending is very big, still lead to the blank stick D to press and bend the moment seriously scratched, even break directly when the interval D exceeds the lower limit of the tolerance, the bending place is cut off, the broken material splashes towards the stamping direction of pressure head c openly, potential safety hazards can also arise. In addition, when the male and female heads are inserted and assembled, the efficiency of a manual mode of aligning the male and female heads and then sleeving the male and female heads is also very low, so that a novel stamping device needs to be designed to replace or serve as an alternative processing device.
Disclosure of Invention
The invention aims to solve the problems that the profiling stamping device of the male-female plug-in structure of the connector is provided aiming at the defects in the prior art, the problem that the male-female plug-in assembly is realized together without replacing and alternative pin stamping equipment in the prior art is solved, and the pin is easy to be seriously damaged during stamping and bending, and even potential safety hazards are generated.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a profiling stamping device of a male-female plug-in structure of a connector, which comprises a stamping cavity of a cuboid structure for obliquely arranging a blank rod, wherein the top of the stamping cavity is open, the depth of the stamping cavity needs to ensure that the top end of the blank rod can extend out of a cavity opening of the stamping cavity when the blank rod is obliquely arranged on a diagonal line of the stamping cavity, and preferably, the bottom of the stamping cavity is formed by a sliding plate capable of horizontally sliding.
The stamping device also comprises a stamping rod which can vertically move and is in a shape of inverted L, a plurality of stamping blocks are fixedly arranged at the bottom end of the vertical section of the stamping rod, each stamping block comprises a main block and a sub block which are arranged from left to right, the main blocks and the sub blocks are elastically and telescopically connected in the horizontal direction through a sliding connecting shaft sleeved with a cylindrical spring, and the end surface of one end of the sliding connecting shaft in the main block is a smooth slope surface which inclines towards the lower left; all the punching blocks are arranged at intervals in the vertical direction, and in a non-punching state, the horizontal lengths of the punching blocks in the arrangement direction from top to bottom are sequentially reduced, and the left side surfaces of all the punching blocks are flush; the two adjacent main blocks are connected in a sliding mode through a vertically arranged polish rod with the same length, the top end of the polish rod extends into a blind circular hole of the upper main block, the bottom end of the polish rod extends into a cavity where the smooth slope is located and is in sliding fit with the cavity, a pressure-bearing spring with two ends respectively connected to the two adjacent main blocks is sleeved on the polish rod between the two adjacent main blocks, the blind circular holes at the bottom ends of the main blocks are gradually reduced in depth in the direction of arrangement from top to bottom, so that when the stamping blocks are pressed to the limit positions, all the stamping blocks are consistent in length, and the blank rod is stamped and bent into an L-shaped upright pin which depends on the vertical side wall of the stamping cavity;
the top of the stamping rod is further connected with a grabbing hand which is used for clamping the female head, so that when the stamping block is pressed down to the limit position, the jack of the female head grabbed by the grabbing hand can be over against the top end of the formed pin and vertically pressed down to be sleeved on the pin.
Compared with the prior art, the invention has the following beneficial effects: the stamping rod of the invention gradually moves downwards, when the blank rod is extruded by the stamping block, the extrusion force in the horizontal direction is generated along the body of the blank rod in the same plane, the blank rod is gradually bent while being horizontally pushed, and then the stamping block is corrected and molded when being pressed to the limit so as to stamp the L-shaped pin. The invention has extremely high efficiency and stable and reliable quality, adopts a stamping and bending mode of gradually extruding step by step at each position, ensures safety, and has no obvious instantaneous shearing force, thereby reducing or avoiding serious scratch, damage and even fracture caused by the shearing force of a pressure head. In addition, because the blank rods are obliquely arranged in the stamping cavity in a uniform posture every time, even if the blank rods with certain length specifications move upwards in the stamping process, the moving amount of the blank rods with the same specification is relatively consistent in the same stamping cavity based on the same rated stamping force, and the bending degree or the shape of the blank rods can still keep good stability and consistency in a certain range, and the quality is stable and controllable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a conventional pin stamping process;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of an initial state of a ram block;
FIG. 4 is a schematic view of the ram blocks pressed down to their extreme positions;
FIG. 5 is a top view of an exemplary stamping cavity;
FIG. 6 is a diagram showing the positional relationship between the movable frame and the punch lever in the initial state;
FIG. 7 is a top view of the threaded yoke plate;
FIG. 8 is a top view at the lead screw;
FIG. 9 is a top view of the pins at the bottom of the integral stamping cavity being pressed into a wave shape;
fig. 10 is a schematic diagram of a pin limiting structure during the formation of the pair of thread fork plates.
The reference numerals are explained below: platform a, pressure head c, blank rod d, base b1, sliding plate b2, step vertical side wall b3, outer block b4, first spring b5, bracket b6, second spring b7, movable frame b8, third spring b9, notch b10, stamping rod b11, roller b12, main block b13, threaded fork plate b14, lead screw b15, coded disc b16, hand wheel b17, pressing handle b18, stamping cavity b20, polished rod b21, pressure-bearing spring b22, smooth slope b23, steel ball b24, cylindrical spring b25, blind round hole b26, grabbing hand b27, female head b27, jack b27, roller b27, fourth spring b27, block b27, sliding cavity b27, rectangular cavity b connecting shaft 27, pointer b27, guide rod b27, jump plate b27 and auxiliary plate 27.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the functions of the invention clearer and easier to understand, the technical scheme of the invention is described in detail below. It should be understood by those skilled in the art that the following examples are illustrative of some, but not all, specific embodiments of the invention and therefore the scope of the invention is not limited thereto.
This embodiment has announced the profiling stamping device of male and female grafting structure of connector, as shown in fig. 2, the major structure is: comprising a punching cavity b20 with a cuboid structure for obliquely arranging the blank rod d, wherein the top of the punching cavity b20 is open and the depth of the punching cavity b20 is required to ensure that the top end of the blank rod d can extend out of the opening of the punching cavity b20 when the blank rod d is obliquely placed on the diagonal line of the punching cavity b20, and the bottom of the punching cavity b20 is formed by a sliding plate b2 capable of horizontally sliding. Meanwhile, the present embodiment further includes a vertically movable knock-out lever b11 in a shape of Γ. As shown in fig. 2, a plurality of stamping blocks are fixedly mounted at the bottom end of the vertical section of the stamping rod b11, and the height of the stamping blocks is preferably not less than two thirds of the height of the pins. The stamping block comprises a main block b13 and a sub block b32 which are arranged from left to right, wherein the main block b13 and the sub block b32 are elastically and telescopically connected in the horizontal direction and are always on the same horizontal line, for example, a sliding connecting shaft b33 is adopted for connection, and a cylindrical spring is sleeved on the sliding connecting shaft b33 to realize elastic expansion and contraction. Specifically, the end surface of the sliding connecting shaft b33 at one end inside the main block b13 is a smooth slope surface b23 inclined toward the lower left. All the punching blocks are arranged at intervals in the vertical direction, and the sliding connecting shaft b33 is fixedly connected with the sub-block b 32. In a non-stamping state, the horizontal lengths of the stamping blocks in the arrangement direction from top to bottom are sequentially reduced, and the left side surfaces of all the stamping blocks are flush. The two adjacent main blocks b13 are connected in a sliding manner through a vertically arranged polish rod b21 with the same length, the top end of the polish rod b21 extends into a blind round hole b26 of the upper main block b13, the bottom end of the polish rod b21 extends into a cavity where the smooth slope surface b23 is located and is in sliding fit with the cavity, a pressure-bearing spring b22 with two ends respectively connected to the two adjacent main blocks b13 is sleeved on the polish rod b21 between the two adjacent main blocks b13, and the depth of the blind round hole b26 at the bottom end of each main block b13 in the arrangement direction from top to bottom is gradually reduced, so that when the stamping blocks are pressed to the limit position, the lengths of all the stamping blocks are the same, and the blank rod d is stamped and bent to be L-shaped and upright and depends on a pin on the vertical side wall of the stamping cavity b 20. To better achieve this, the person skilled in the art can adapt the various angles of inclination of the various smooth ramps b 23.
Finally, the invention also connects with a grabbing hand b27 at the top of the stamping rod b11, the grabbing hand b27 is used for clamping the female head b28, so that when the stamping block is pressed down to the extreme position, the insertion hole b29 of the female head b28 grabbed by the grabbing hand b27 can be opposite to the top end of the formed pin and is vertically pressed down to be sleeved on the pin.
When the blank rod d is extruded by the stamping blocks, the stamping blocks are distributed in a step shape from top to bottom, the horizontal length is gradually reduced, so that the stamping blocks can move downwards to a deeper stamping cavity b20 to be in contact extrusion with the blank rod d close to the lower rod section, each stamping block above is also in contact extrusion with the blank rod d placed obliquely, horizontal extrusion force is generated along the body of the blank rod d, the blank rod d is gradually bent integrally while being pushed horizontally, the blank rod is gradually bent towards the right side under the action of the adaptive horizontal sliding action of the sliding plate b2, the blank rod is gradually bent towards the right side, the whole process is gradual, and the process is stable and is equivalent to bending firstly and then finally correcting to be in an L shape. That is to say when the punching press piece pushes down to the limit, the bottom polished rod b21 top withstood rather than the blind round hole b26 hole bottom of cooperation first to the punching press piece of bottommost shortens again the length after shortening at first, therefore later stage elongation is the biggest, thereby makes when pushing down to the extreme position, and all punching press pieces just can keep length unanimous in the horizontal direction, so that the punching press is the pin of L type. During initial extrusion, the bottom sub-block b32 is compressed first, the length is shortened, but with the whole of the later-stage punching block moving downwards continuously, the sub-block b32 is pushed out a part outwards gradually due to the action of the polished rod b21 and the smooth slope surface, so that the bottom sub-block b32 is lengthened, the bottom sub-block b32 is shortened due to the contact with the blank rod d first, but the later-stage pushing and extending action of the polished rod b21 is lengthened, the horizontal length of the bottom sub-block b32 is consistent with that of the top sub-block b32, and a regular cuboid large-sized punching block is formed.
In specific manufacturing, a threaded fork plate b14 shown in fig. 6-7 and fig. 10 is preferably added to adjust the processing specification so as to adapt to stable molding of pins with different heights. As shown in fig. 6 and 8, a screw rod b15 may be further added, the screw rod b15 is vertically and rotatably installed in the vertical section of the stamping rod b11, a threaded fork plate b14 is screwed on the screw rod b15, a strip-shaped positioning notch is formed in one end of the threaded fork plate b14 extending out of a vertical strip hole in the vertical section, it should be noted that the opening side of the positioning notch is in a shape of "eight", the remaining section is in a shape of U, the opening end of the U-shaped section is integrally connected with the closed end of the "eight" -shaped section, and the U-shaped section is just used for a blank rod to vertically pass through, so as to conform to the moving trend in the horizontal direction and from the outside to the inside (from right to left in fig. 2) of the pin top end during stamping, stably limit, and guide the movement and bending formation of the blank rod section exposed out of the stamping cavity. In use, the lead screw b15 is rotated so that the screw yoke b14 moves a predetermined height to accommodate pins of different heights. Meanwhile, the height value of the threaded fork plate is convenient to accurately control and adjust, the bending forming trend of the part of the pin exposed out of the stamping cavity is accurately controlled, and the bending forming effect of the longer pin is particularly outstanding. In addition, an annular coded disc b16 is fixedly connected above a horizontal section of the stamping rod b11, the upper surface of the coded disc b16 has a numerical value representing the height position, a hand wheel b17 is fixedly connected after the top end of the screw rod b15 penetrates through the center of the coded disc b16, a pointer b35 is further connected to the top end of the screw rod b15 close to the coded disc b16 along the radial direction of the coded disc b16, and the pointer b35 points to the numerical value, so that the height position change condition of the thread fork plate b14 can be intuitively grasped when the screw rod b15 is rotated.
More specifically, the specific design structure and formation manner of the punching cavity in the above embodiments, and the specific driving structure of the punching rod are preferably implemented by the following structures, as shown in fig. 2, 5 to 6:
firstly, a base b1 is designed, a ┙ -shaped step is formed in one side of the base b1, a flat rectangular cavity b34 is formed in the vertical side wall b3 of the step in a sunken mode, the length direction of the rectangular cavity b34 is the left-right direction, the height direction is the vertical direction, and the rectangular cavity b34 and the side, facing the edge of the step, of the base b1 penetrate upwards in the height direction, so that the top face of the rectangular cavity b34 and the side, facing the edge of the step, of the rectangular cavity b34 are both. The base b1 is horizontally slidably provided with a slide plate b2 in the previous embodiment on a step surface at a step vertical side wall b3, and the upper surface of the slide plate b2 participates in forming the inner bottom surface of the rectangular cavity b 34. The outer stop b4 is arranged opposite to and upright from the step vertical side wall b3, the side face of the outer stop b4 departing from the step vertical side wall b3 comprises an upper arc surface and a lower vertical plane, the outer stop b4 can horizontally slide on the step surface, one side of the outer stop b4 departing from the step vertical side wall b3 is connected with a vertically arranged bracket b6 through a first spring b5, the bottom end of the bracket b6 is fixed at the edge of the step surface, a vertically arranged blind hole is formed in the top end of the bracket b6, a vertically arranged second spring b7 is installed in the blind hole, the top end of the second spring b7 extends out of the blind hole to be connected with a movable frame b8 only capable of vertically moving, and the second spring b7 plays a supporting role in supporting the movable frame b 8. The inside blind chamber that has of adjustable shelf b8, blind chamber top end opening and court the lateral wall of outer dog b4 has opening b10 of a U type, and the vertical third spring b9 of installing in the blind chamber, under the free state, the top of third spring b9 is higher than opening b 10's bottom and be connected with above-mentioned stamping rod b 11's horizontal segment, horizontal migration about this horizontal segment can be controlled, adjustable shelf b8 court one side of outer dog b4 still is fixed with a stripper bar vertically, and cylinder b12 is installed to the bottom of stripper bar to, aforesaid punching press piece is installed to the bottom of the vertical section of stamping bar b 11.
Meanwhile, a pressing handle b18 for connecting with a main shaft of the press is fixedly connected to the horizontal section of the punching rod b11, for example, when a left blank bar and a right blank bar are arranged for simultaneous punching and bending, the two pressing handles b18 are respectively connected with a horizontally arranged telescopic shaft, the ends, close to each other, of the telescopic shafts are simultaneously connected with a T-shaped block, and the top end of the T-shaped block is used for contacting and transferring force with the main shaft of the press. When the pressing handle b18 is pressed downwards, the punching rod b11 slides downwards vertically under the guiding action of the notch b10, and in the process: the roller b12 is firstly contacted with the arc surface of the outer baffle to gradually push the outer block b4 to one side of the step vertical side wall b3, when the movable frame b8 is contacted with the top end of the bracket b6, the outer block b4 is pushed to the position where the rectangular cavity b34 is sealed towards the opening of the step edge surface, and at this time, the outer block b4 and the rectangular cavity b34 together form the rectangular stamping cavity b20 with only the top open, which is a realization form of the stamping cavity specifically shown in this embodiment and a driving form of the corresponding stamping rod. The punch block herein, when pressed down to the extreme position, in combination with the vertical side walls of the punch cavity b20, punches the blank bar into a finished pin in the shape of an L standing up against the vertical side walls of said rectangular cavity b 34.
In use, the stamping rod b11 moves downwards gradually, the horizontal section of the stamping rod compresses the second spring b7 and the third spring b9, when the roller is firstly contacted with the circular arc surface at the upper part of the side surface of the outer stop b4, the stamping block is not contacted with the outer stop b4, and continuously, when the roller moves downwards to the limit, namely the movable frame b8 is contacted with the top end of the bracket b6, the outer stop b4 and the rectangular cavity b34 form a rectangular stamping cavity b20 with only the top open, and at this time, the stamping block is about to enter the stamping cavity b20 or enter the stamping cavity b 20. As the punch lever b11 is pressed further downward, the third spring b9 continues to be compressed and the punch is allowed to continue to be pressed downward, so that finally the blank rod forms the L-shaped leg when the punch is pressed down to the limit position. When the stamped pin needs to be taken out, after the pressure on the stamping rod b11 is released, under the elastic forces of the second spring b7 and the third spring b9, the stamping rod b11 automatically moves upwards, and after the stamping rod b11 moves upwards to a certain height, the second spring b7 jacks up the movable frame b8 to a large extent, so that the roller b12 moves upwards to a position separated from the outer stop b4 or contacted with the arc surface, the outer stop plate can be automatically pulled back to the original position under the action of the first spring b5, namely, the outer stop plate moves close to one side of the fixed frame, so that the stamping block can have a space moving towards one side of the fixed frame, namely, the stamping rod b11 can move back in the horizontal direction, the stamping block can be conveniently moved horizontally from the side, and the pin can be conveniently taken out from one side of the. On the other hand, during punching, the sub-block b32 of the punch block presses down and applies a plurality of horizontal thrust groups arranged from top to bottom to the obliquely arranged blank rod and all facing the vertical side wall of the punch cavity b20, so that the blank rod is pushed to stand upright in an L shape and lean on the vertical side wall of the rectangular cavity b34 very skillfully, while the arrangement of the sliding plate b2 reduces or avoids the wavy bending of the section of the pin at the bottom of the punch cavity as much as possible, which is a main purpose of designing the sliding plate to match the elastic telescopic punch block of the invention, because if the punch cavity is directly a rigid integrated die cavity, and the punch block is a cuboid structure which is inserted and matched with the die cavity, it is likely that the section at the bottom of the punch cavity will form wavy curling as shown in FIG. 9 due to the limit of the internal space width of the punch cavity during bending, affecting the forming accuracy.
Preferably, in a specific implementation, the bottom end of the sliding plate b2 is provided with a plurality of rollers b30 to support the sliding of the sliding plate b 2. And both ends of the sliding plate b2 are respectively connected with a fourth spring b31 to facilitate the resetting of the sliding plate b 2.
In addition, to realize the vertical movement of the movable frame b8, there are many methods, and the recommended structure of the embodiment is as follows: the movable frame b8 slides vertically under the guidance of the guide rod b36, the top end of the guide rod b36 passes through the movable frame b8 in a sliding fit manner and extends out of the springboard b38 outside the top end face of the bracket b6, and the bottom end of the guide rod b36 is fixedly connected with the side wall of the bracket b 6. The structure is simple and compact, the integrity is good, and in order to continue the lifting effect, an auxiliary plate b37 is further horizontally and fixedly connected to the side wall of the movable frame b8, and the top end of the guide rod b36 penetrates through the auxiliary plate b37 in a sliding fit mode, so that the movement is more stable and reliable. To avoid the impact of the squeeze bar with the base b1 damaging the base b1, while making the punch chamber b20 more stable when the roller b12 is as close to the middle of the stopper as possible, the roller b12 is not in contact with the base b1 when the punch chamber b20 is formed, and the roller b12 is tangent to the vertical plane of the lower portion of the outer stopper b 4.
It should be noted that, in the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Therefore, it should be understood by those skilled in the art that any modification and equivalent replacement of the embodiments disclosed herein without departing from the technical spirit of the present invention shall be included in the scope of the present invention.
Claims (6)
1. The utility model provides a profiling stamping device of public female grafting structure of connector which characterized in that: the stamping device comprises a stamping cavity of a cuboid structure for obliquely placing a blank bar, wherein the top of the stamping cavity is open, and the depth of the stamping cavity ensures that the top end of the blank bar can extend out of a cavity opening of the stamping cavity when the blank bar is obliquely placed on the diagonal line of the stamping cavity;
the stamping device comprises a stamping rod, a plurality of stamping blocks, a sliding connecting shaft and a sliding connecting shaft, wherein the stamping rod is vertically movable and is in a shape of a reversed L, the bottom end of a vertical section of the stamping rod is fixedly provided with the plurality of stamping blocks, each stamping block comprises a main block and a sub block which are arranged from left to right, the main blocks and the sub blocks are elastically and telescopically connected in the horizontal direction through the sliding connecting shaft sleeved with a cylindrical spring, and the end surface of one end, positioned in the main block, of the sliding connecting shaft is a smooth slope surface inclined towards the lower left; all the punching blocks are arranged at intervals in the vertical direction, and in a non-punching state, the horizontal lengths of the punching blocks in the arrangement direction from top to bottom are sequentially reduced, and the left side surfaces of all the punching blocks are flush; the two adjacent main blocks are connected in a sliding mode through a vertically arranged polish rod with the same length, the top end of the polish rod extends into a blind circular hole of the upper main block, the bottom end of the polish rod extends into a cavity where the smooth slope is located and is in sliding fit with the cavity, a pressure-bearing spring with two ends respectively connected to the two adjacent main blocks is sleeved on the polish rod between the two adjacent main blocks, the blind circular holes at the bottom ends of the main blocks are gradually reduced in depth in the direction of arrangement from top to bottom, so that when the stamping blocks are pressed to the limit positions, all the stamping blocks are consistent in length, and the blank rod is stamped and bent into an L-shaped upright pin which depends on the vertical side wall of the stamping cavity;
the top of the stamping rod is further connected with a grabbing hand which is used for clamping the female head, so that when the stamping block is pressed down to the limit position, the jack of the female head grabbed by the grabbing hand can be over against the top end of the formed pin and vertically pressed down to be sleeved on the pin.
2. The profiling punching device for the male-female plug-in structure of the connector according to claim 1, wherein: and one end of the polished rod, which is in contact fit with the smooth slope surface, is provided with a steel ball, and the diameter of the steel ball is larger than that of the polished rod.
3. The profiling punching device for the male-female plug-in structure of the connector according to claim 1, wherein: the right bottom edge of the segment of the punch at the bottom most has a rounded corner that fits the corner of the pin.
4. The profiling punching device for the male-female plug-in structure of the connector according to claim 1, wherein: the length of the stamping block at the uppermost part in the non-working state is 1.1-1.3 times of the horizontal width of the stamping cavity.
5. The profiling punching device for the male-female plug-in structure of the connector according to claim 1, wherein: the punching press chamber includes the rectangle chamber on the base, and top and one side of this rectangle chamber side are all opened, still include an elastic connection's ability horizontal slip's outer dog, and outer dog can seal the open one side in rectangle chamber, and the side that outer dog deviates from the rectangle chamber includes the arc surface on upper portion and the vertical plane of lower part.
6. The profiling punching device of the male-female plug-in structure of the connector according to claim 5, wherein: the horizontal segment of stamping rod still is connected with a adjustable shelf elastic support, the adjustable shelf with elastic support connects between the base, and the adjustable shelf bottom is installed and is used for the level to promote the cylinder of outer dog, the cylinder in proper order with the arc surface on upper portion and the vertical plane contact of lower part to when making the vertical lapse of stamping rod, the cylinder can push away outer dog to inciting somebody to action the position that the open one side in rectangle chamber was sealed, and this moment outer dog encloses together with the rectangle chamber the stamping chamber, and the stamping block pushes down to extreme position again after the stamping chamber formed well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027147.XA CN112935135A (en) | 2021-04-25 | 2021-04-25 | Profiling stamping device of male-female plug-in structure of connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027147.XA CN112935135A (en) | 2021-04-25 | 2021-04-25 | Profiling stamping device of male-female plug-in structure of connector |
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| CN112935135A true CN112935135A (en) | 2021-06-11 |
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| CN202110027147.XA Pending CN112935135A (en) | 2021-04-25 | 2021-04-25 | Profiling stamping device of male-female plug-in structure of connector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935134A (en) * | 2021-04-26 | 2021-06-11 | 江苏富浩电子科技有限公司 | Automatic stamping equipment is used in electric connector production |
Citations (7)
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| CN210849345U (en) * | 2019-08-15 | 2020-06-26 | 乐清市荣欣机械有限公司 | Automatic feeding mechanism of milling flutes equipment |
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| JP2884342B1 (en) * | 1998-02-10 | 1999-04-19 | 大洋電産株式会社 | Electronic component lead bending device |
| CN102610979A (en) * | 2012-02-03 | 2012-07-25 | 博罗承创精密工业有限公司 | Automatic processing device of communication electronic connector |
| CN107516804A (en) * | 2016-06-16 | 2017-12-26 | 泰科电子(上海)有限公司 | Terminal bending device and terminal bending device |
| WO2018076235A1 (en) * | 2016-10-27 | 2018-05-03 | 深圳欣锐科技股份有限公司 | Transistor forming device |
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| CN112935134A (en) * | 2021-04-26 | 2021-06-11 | 江苏富浩电子科技有限公司 | Automatic stamping equipment is used in electric connector production |
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