CN108134295B - Machine head of twist-off insertion machine - Google Patents

Machine head of twist-off insertion machine Download PDF

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Publication number
CN108134295B
CN108134295B CN201711400374.2A CN201711400374A CN108134295B CN 108134295 B CN108134295 B CN 108134295B CN 201711400374 A CN201711400374 A CN 201711400374A CN 108134295 B CN108134295 B CN 108134295B
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China
Prior art keywords
pressing
rod
driving
pin needle
pin
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CN201711400374.2A
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CN108134295A (en
Inventor
王健
李耀
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Changzhou Suolinke Automation Equipment Co ltd
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Changzhou Suolinke Automation Equipment Co ltd
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Priority to CN201711400374.2A priority Critical patent/CN108134295B/en
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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
    • 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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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Labeling Devices (AREA)

Abstract

The invention relates to the technical field of PIN needle processing, in particular to a machine head of a twist-off insertion machine, which comprises a clamping and conveying mechanism, an indentation mechanism, a guide lug mechanism, a twist-off mechanism, a PIN needle implantation mechanism, a main driving shaft and a driving mechanism, wherein the main driving shaft respectively drives the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism and the twist-off mechanism from top to bottom, the driving mechanism respectively drives the main driving shaft and the PIN needle implantation mechanism to rotate, the main driving shaft respectively drives the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism and the twist-off mechanism from top to bottom, and the driving mechanism respectively drives the main driving shaft and the PIN needle implantation mechanism to rotate, so that full automation of PIN needle processing is realized, and the driving mechanism is used for driving, thereby greatly reducing the power consumption of the whole device.

Description

Machine head of twist-off insertion machine
Technical Field
The invention relates to the technical field of PIN needle processing, in particular to a machine head of a twist-off insertion machine.
Background
Electronic components, particularly various electronic connectors, are typically formed by assembling an insulating base and a plurality of metallic PIN needles. The PIN needle and the insulating base are assembled by inserting or injection molding. The inserting means that a PIN needle is inserted into a preset hole of an insulating base; the injection molding is to put the PIN needle into a mold to directly perform injection molding to obtain the insulating base fixedly connected with the PIN needle in a seamless manner.
The current PIN needle is cut off PIN needle material area 129 earlier when processing and then is carrying out the guide lug (the guide lug is with two PIN needle ears 131 of extrusion on the PIN needle, increase the holding power between PIN needle and the insulating base, in order to guarantee that the PIN needle inserts the insulating base and is difficult to be pulled out), etc. follow-up operation, each flow is independent during its processing, and independent processing between the equipment, thereby cause production efficiency low, the error rate is high, consume the manpower, can't realize the full automatization of PIN needle processing, every equipment needs a actuating mechanism, and can't go on in step, waste time and energy, and the consumption is higher.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problem that the prior PIN needle is subjected to subsequent operations such as cutting off a PIN needle material belt and then conducting guide lugs and the like during processing, the equipment is independently processed, and full automation of PIN needle processing cannot be realized, the machine head of the twist-off inserting machine is provided, a clamping conveying mechanism, an indentation mechanism, a guide lug mechanism and a twist-off mechanism are respectively driven from top to bottom through a main driving shaft, and the driving mechanism respectively drives the main driving shaft and a PIN needle implanting mechanism to rotate, so that full automation of PIN needle processing is realized, and the driving mechanism is used for driving, so that the power consumption of the whole device is greatly reduced.
The technical scheme adopted for solving the technical problems is as follows: a machine head of a twist-off insertion machine, which comprises
The clamping and conveying mechanism is used for clamping and conveying the PIN needle material belt for a certain distance;
the indentation mechanism is used for pressing the PIN needle material belt and forming an indentation so as to be broken conveniently;
the ear guiding mechanism is used for pressing the PIN needle material between two adjacent indentations to form an ear handle;
the twisting-off mechanism is used for twisting off the PIN needle material belt from the indentation to form a PIN needle;
the PIN needle implantation mechanism is used for clamping and sending the PIN needle to the PIN needle seat for fixing;
the bracket is used for supporting the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism, the twisting-off mechanism and the PIN needle implantation mechanism;
a main drive shaft and a drive mechanism,
the main driving shaft respectively drives the clamping conveying mechanism, the indentation mechanism, the guide lug mechanism and the twisting mechanism from top to bottom, and the driving mechanism respectively drives the main driving shaft and the PIN needle implantation mechanism to rotate.
Specifically, the clamping and conveying mechanism comprises a first clamping and conveying device and a first clamping device, wherein the first clamping and conveying device clamps and conveys the PIN needle material belt into the first clamping device, and the PIN needle material belt is fixed through the first clamping device.
Preferably, the first clamping and conveying device comprises a first clamping part and a second clamping part, the first clamping part and the second clamping part are matched to clamp the PIN needle material belt and convey the PIN needle material belt into the first clamping device through the first clamping part, the first clamping part comprises a first cam, a first hinging rod, a first connecting rod, a fixing part, a first compression spring and a first clamping plate, the middle part of the first hinging rod is hinged with the bracket, one end of the first hinging rod is connected with the first cam, the other end of the first hinging rod is hinged with the upper end of the first connecting rod, the lower end of the first connecting rod is fixedly connected with the fixing part, one end of the first compression spring is connected with the fixing part, and the other end of the first compression spring is connected with the first clamping plate; the second clamping part comprises a second cam, a second hinging rod, a push rod and a second pressing plate, the second hinging rod is in driving connection with the second cam, the second pressing plate is fixedly connected to the support and matched with the first pressing plate, the first pressing plate is pressed by a first compression spring to fix the PIN needle material belt, one end of the second hinging rod is in contact connection with the second cam, the other end of the second hinging rod is hinged with the support, and the middle part of the second hinging rod is in contact connection with the push rod; the main driving shaft respectively drives the first cam and the second cam to rotate, the first cam drives the first connecting rod to do up-and-down reciprocating motion through driving the first hinging rod so as to continuously send the PIN needle material belt into the first clamping device, and the second cam drives the ejector rod to do reciprocating motion through driving the second hinging rod so as to enable the first pressing plate and the second pressing plate to be matched to clamp or loosen the PIN needle material belt.
The PIN needle material belt is firmly fixed and convenient to carry, and the lower end of the first pressing and holding plate is provided with a fixed claw for firmly fixing the PIN needle material belt.
Preferably, the first clamping device comprises a third cam, a first follower, a second compression spring, a sliding block, a sliding shaft and a stop block, wherein the stop block is fixedly connected to the support, one end of the sliding shaft is fixedly connected with the stop block, the other end of the sliding shaft sequentially penetrates through the sliding block and the first follower to enable the sliding block and the first follower to be respectively and slidably connected to the sliding shaft, the sliding block is connected with the first follower through the second compression spring, the third cam is driven to rotate by the main driving shaft, the second compression spring is driven by the third cam to compress the first follower, and the PIN needle material belt is fixed by the cooperation of the sliding block and the stop block driven by the second compression spring.
The first clamping device further comprises a fixing lug which is fixedly connected to the stop block, a fixing groove matched with the fixing lug is formed in the sliding block along the movement direction of the PIN needle material belt, and when the third cam drives the first driven piece to compress the second compression spring, the sliding block is driven to slide through the second compression spring, so that the fixing lug is matched with the fixing groove to fix the PIN needle material belt.
Preferably, the PIN needle material belt feeding device further comprises a balancing mechanism which is convenient for enabling the PIN needle material belt to enter the clamping and conveying mechanism, the balancing mechanism comprises a balancing plate, a first through hole matched with the PIN needle material belt is formed in the balancing plate, the balancing plate is rotationally connected with the main driving shaft, the PIN needle material belt is straightened through the first through hole, the PIN needle material belt is convenient to enter the clamping and conveying mechanism, and the PIN needle material belt is prevented from being clamped in a machine.
In a specific embodiment, indentation mechanism includes fourth cam, third hinge pole, second follower, first actuating lever, second actuating lever, third actuating lever, rotary part, fixed axle, thimble and extrusion device, extrusion device includes supporting part, is used for carrying out extruded extrusion pole and the third compression spring to the arris in PIN needle material area, be equipped with the second through-hole that makes things convenient for PIN needle material area to pass on the supporting part, the extrusion pole is connected through third compression spring and supporting part respectively and extrudees four arris in PIN needle material area, supporting part and support fixed connection, the rotary part passes through fixed axle and support rotation connection, two thimbles of fixed connection on the rotary part, the extension line of thimble is perpendicular and intersects in a point, the one end of first actuating lever and third actuating lever is fixed connection rotary part respectively, just two rotary part symmetry sets up, the other end of first actuating lever and third actuating lever is articulated with the both ends of second actuating lever respectively, the one end of third hinge pole and the second actuating lever are connected through third compression spring and support fixed connection, the second hinge pole and the second hinge pole pass through the fixed axle and the second hinge pole rotates the fixed axle, the second hinge pole is connected through the pivot with the fourth follower through the pivot, the pivot is formed simultaneously, the pivot is connected for the fourth hinge pole and the pivot.
Preferably, the extrusion rod comprises an extrusion part and an extrusion cap, one end of the extrusion part is provided with a V-shaped blade for extruding the edges of the PIN needle material belt, and the other end of the extrusion part is fixedly connected with the extrusion cap to form a T shape.
In a specific embodiment, the guide lug mechanism comprises a fifth cam, a fourth hinging rod, a third driven part, a second connecting rod, a driving arm, a sleeve, a driving ring, a pressing body and a lug pressing mechanism for pressing a PIN needle out of a holding force, at least 1 asymptotically smooth track (the asymptotically is gradually close to the axis of the driving ring 51) is arranged on the inner side wall of the driving ring, the sleeve is fixed on a support, the driving ring is rotationally connected in the sleeve, one end of the fourth hinging rod is hinged with the support, the other end of the fourth hinging rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with one end of the driving arm, the other end of the driving arm is fixedly connected with the driving ring, the pressing body moves in the track of the inner side wall of the driving ring and is contacted with the lug pressing mechanism, the main driving shaft drives the fifth cam to rotate, and the driving ring drives the driving ring to rotate so that the pressing body applies pressure to the lug pressing mechanism.
In one embodiment, the ear pressing mechanism comprises a first ear pressing part, a second ear pressing part, a third ear pressing part, a fourth ear pressing part, at least two fourth compression springs and a fixing ring,
the first lug pressing part is provided with a third through hole and a fourth through hole, the third through hole is arranged along the conveying direction of the PIN needle material belt, and the fourth through hole is arranged along the direction perpendicular to the third through hole and extends to the third through hole so that the fourth through hole is communicated with the third through hole;
a fifth through hole is formed in the second lug pressing part;
the fourth lug pressing part comprises a pressing part and a limiting protruding part;
the fixed ring is provided with a plurality of sliding grooves, and the sliding grooves penetrate through the inner side wall and the outer side wall of the fixed ring;
the second lug pressing part is connected in the fourth through hole in a sliding way so that the fifth through hole is perpendicular to the third through hole and is communicated with the third through hole, and the fourth lug pressing part is connected in the fifth through hole in a sliding way and presses lugs of the PIN needle material belt through the pressing part;
the third pressing lug part is connected with the second pressing lug part through at least one fourth compression spring, the third pressing lug part is connected with the fourth pressing lug part through at least one fourth compression spring, the inner side of the fixed ring is in contact connection with the third pressing lug part, so that the rotary driving ring drives the pressing body to slide along the sliding groove to press the third pressing lug part, when the pressing third pressing lug part moves, the second pressing lug part is pressed through the fourth compression spring to fix the PIN needle material belt, the fourth pressing lug part moves through continuously pressing the fourth compression spring, the PIN needle material belt is pressed out of the ears through the pressing lug part, and the first pressing lug part and the fixed ring are fixedly connected to the frame.
Preferably, the third lug part comprises a transverse part for fixing the fourth compression spring connected with the second lug part and a vertical part for fixing the fourth compression spring connected with the fourth lug part, and the cross section formed by connecting the transverse part and the vertical part is of a T-shaped structure.
In a specific embodiment, the twist-off mechanism comprises
The second pressing device is used for fixing the PIN needle material belt;
the first driving component is used for driving the second pressing device to fix the PIN needle material belt;
the rotating device is used for twisting off the PIN needle material belt from the indentation to form a PIN needle; and
the second driving component is used for driving the rotating device to rotate so as to twist off the PIN needle material belt from the indentation;
the rotating device is arranged below the second pressing device.
Preferably, the first driving assembly comprises a sixth cam, a fourth driven piece, a third connecting rod, a rotating shaft, a driving plate and a first pressing shaft, the driving plate comprises a plate body and two side wings, the two side wings are fixedly connected to the plate body to form a Y shape, and the side wings are respectively and fixedly connected with the first pressing shaft; the main driving shaft drives a sixth cam to rotate, the sixth cam drives a fourth driven piece, the fourth driven piece is hinged with a third connecting rod, the third connecting rod is hinged with a rotating shaft, one end of the rotating shaft is hinged with the third connecting rod, the other end of the rotating shaft penetrates through a support and a plate body respectively, the rotating shaft is in rotating connection with the support, the support is fixedly connected with the plate body, and when the sixth cam rotates to drive the rotating shaft to rotate to press a driving plate, a first pressing shaft on a side wing moves up and down;
The second pressing device comprises a plurality of second pressing shafts, an outer shaft sleeve, a bearing, an inner shaft sleeve, a first pressing body, a second pressing body, balls and pressing rods,
the first pressing body comprises a first loop bar and a first supporting cap, the first loop bar is fixedly connected to the middle of the first supporting cap, the cross section formed by the first loop bar is T-shaped, a sixth through hole is formed in the first pressing body along the axial direction of the first loop bar, and a conical part is arranged at the lower end of the sixth through hole;
the second pressing body comprises a second loop bar and a second supporting cap, the second loop bar is fixedly connected to the middle part of the second supporting cap, the cross section formed by the second loop bar is T-shaped, and a seventh through hole is formed in the second pressing body along the axial direction of the second loop bar;
the pressing rod comprises an integrally formed positioning cap and a pressing sleeve, the pressing sleeve is fixedly connected to the middle of the positioning cap to form a T-shaped cross section, an eighth through hole matched with the PIN needle material belt is formed in the pressing rod along the axial direction of the pressing sleeve, the lower end of the pressing sleeve is divided into a plurality of clamping bodies matched with each other for clamping the PIN needle material belt, and a gap is formed between every two adjacent clamping bodies, so that the PIN needle material belt is clamped when the pressing clamping bodies approach to the axial direction of the pressing sleeve;
The second sleeve rod is in sliding connection in the sixth through hole and in contact connection with the balls, the pressing sleeve is in sliding connection in the seventh through hole, the lower end of the pressing sleeve is in contact connection with the conical part through the balls, the diameter of the second supporting cap is larger than that of the first supporting cap, the first sleeve rod is sleeved with an inner shaft sleeve and is in rotary connection with the inner shaft sleeve, the inner shaft sleeve is sleeved with a bearing, the bearing is sleeved with an outer shaft sleeve, and the lower end of the second pressing shaft penetrates through the second supporting cap and the outer shaft sleeve respectively and is fixedly connected with the second supporting cap and the outer shaft sleeve; when the pressing rod moves downwards, the second sleeve rod presses the ball downwards, and the ball moves to the conical part to press the clamping body so that the PIN needle material belt is clamped,
the second driving assembly comprises a seventh cam, a fifth driven piece and a rack, and the seventh cam drives the fifth driven piece to drive the rack to reciprocate;
the rotating device comprises a circular fluted disc, a first pressing block and a second pressing block matched with the first pressing block, teeth meshed with the racks are arranged on the periphery of the fluted disc, two first protruding portions are symmetrically arranged on the lower surface of the fluted disc, two second protruding portions are arranged on the inner ring of the fluted disc, connecting lines of the first protruding portions and the second protruding portions are in the same diameter, the second protruding portions extend to the upper surface of the fluted disc, driving grooves matched with the first protruding portions are respectively arranged on the upper surfaces of the first pressing block and the second pressing block, the first protruding portions are respectively buckled in the driving grooves, and the first pressing block is connected with the second pressing block through a third extension spring so that the first pressing block and the second pressing block are matched with each other to clamp a PIN needle material belt;
The rotating device is arranged below the second pressing device so that the PIN needle material belt enters the middle of the rotating device, the upper end of the first pressing shaft is arranged on the lower surface of the fluted disc so that the edge of the jacking fluted disc separates the first pressing block from the second pressing block through the first protruding part when the first pressing shaft moves upwards, meanwhile, the lower end of the second pressing shaft is in contact connection with the upper surface of the fluted disc so that the fluted disc is jacked when the first pressing shaft moves upwards, the second pressing shaft is jacked through the fluted disc, the second pressing body is jacked through the second pressing shaft, and the PIN needle material belt is loosened by jacking the pressing rod through the second pressing body; the rack is meshed with the fluted disc to enable the rotating part to rotate by more than 90 degrees, and the second protruding part is buckled on the lower surface of the inner shaft sleeve to enable the fluted disc to synchronously rotate with the inner shaft sleeve.
Preferably, the device further comprises a buffer cover and a sixth compression spring, wherein the buffer cover is connected above the second support cap through the sixth compression spring, and the pressing rod penetrates through the buffer cover and is jacked up through the buffer cover.
In one embodiment, the PIN needle implantation mechanism includes a third drive assembly and a dial,
a plurality of station assemblies are arranged along the radial direction of the turntable, each station assembly comprises a station and a pin connecting mechanism, a slide rail is arranged on each station along the radial direction, and the pin connecting mechanisms are connected in the slide rails in a sliding manner and are fixedly connected with the turntable through fourth extension springs so that the pin connecting mechanisms automatically reset;
The third driving assembly simultaneously drives the pin connecting mechanisms on two adjacent stations to move along the sliding rail in the direction away from the axis of the turntable respectively;
the driving mechanism comprises a first output shaft which is fixedly connected with the turntable.
Preferably, the third driving assembly comprises an eighth cam, a sixth driven piece, a first connecting arm, a second connecting arm, an L-shaped first hinge arm and a second hinge arm, the driving mechanism further comprises a second output shaft, the eighth cam is sleeved on the second output shaft, the eighth cam drives the sixth driven piece, one ends of the first connecting arm and the second connecting arm are hinged on the sixth driven piece respectively, the other end of the first connecting arm is hinged with one end of the first hinge arm, an inflection point of the first hinge arm is hinged with a bracket, the other end of the first hinge arm is connected with the contact pin mechanism in a contact manner to drive the contact pin mechanism to move along a sliding rail, the other end of the second connecting arm is connected with the middle part of the second hinge arm, one end of the second hinge arm is hinged with the bracket, and the other end of the second hinge arm is connected with the contact pin mechanism in a contact manner to drive the contact pin mechanism to move along the sliding rail;
the first output shaft is perpendicular to the axial direction of the second output shaft, and the second output shaft is arranged in parallel with the main driving shaft and is connected with the main driving shaft through a belt.
Preferably, the PIN connection mechanism comprises a box body, a first PIN connection part and a second PIN connection part, the first PIN connection part and the second PIN connection part are hinged on the box body, the upper end of the first PIN connection part and the upper end of the second PIN connection part are matched to form a clamping mouth to clamp the PIN PIN, and the lower end of the first PIN connection part and the lower end of the second PIN connection part are connected through a seventh compression spring so that the clamping mouth is opened when the lower end of the first PIN connection part or the lower end of the second PIN connection part is pressed.
The beneficial effects of the invention are as follows: the invention provides a machine head of a twist-off insertion machine, which respectively drives a clamping conveying mechanism, an indentation mechanism, a guide lug mechanism and a twist-off mechanism from top to bottom through a main driving shaft, wherein the driving mechanism respectively drives the main driving shaft and a PIN needle implantation mechanism to rotate, so that full automation of PIN needle processing is realized, and the driving mechanism is used for driving, so that the power consumption of the whole device is greatly reduced;
the PIN needle material belt is clamped and conveyed to the first clamping device 5 through the first clamping conveying device 4, then the PIN needle material belt is clamped by the first clamping device 5, the first clamping conveying device 4 is loosened and restored to the initial position, and meanwhile, the follow-up cutting operation is carried out, so that the PIN needle material belt is prevented from automatically falling off when being vertically placed, the equidistant PIN needle material belt is ensured to be conveyed, and the qualification rate of cutting PIN needles is ensured;
The two symmetrical extrusion rods are used for extruding the two edges of the opposite angles of the PIN needle material belt respectively, and then the four edges of the PIN needle material belt are extruded and pressed and broken, so that burrs and deformation cannot occur at the broken position of the PIN needle, and the qualification rate is greatly improved;
the PIN needle material belt on the PIN needle at the lowest end is fixed through a second pressing device in the twisting-off mechanism, and a rotating device for twisting off the PIN needle at the lowest end of the PIN needle material belt from an indentation is arranged below the second pressing device, so that automatic twisting-off is realized;
the PIN needle material belt is downwards conveyed step by designing a clamping and conveying mechanism; the PIN needle material belt is pressed out to be impressed by the length of the PIN needle through the design impressing mechanism; the PIN needle between two adjacent indentations is pressed on the ears by the design of the guide ear mechanism to prevent the inserted PIN needle from falling off; the PIN needle is twisted off from the indentation by designing the twisting-off mechanism, and the twisted-off PIN needle is received by the PIN needle implantation mechanism and the PIN needle received at the previous time is inserted into the insulation base.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of the structure of the handpiece of the twist-off insertion machine of the present invention; FIG. 2 is a front view of FIG. 1 (parts omitted);
FIG. 3 is a cross-sectional view A-A of FIG. 1; FIG. 4 is a cross-sectional view B-B of FIG. 1;
FIG. 5 is a sectional view of D-D of FIG. 1; FIG. 6 is a schematic view of the structure of the pressing device;
FIG. 7 is a schematic view of the structure of the extrusion stem of FIG. 6; FIG. 8 is a cross-sectional view of E-E of FIG. 1;
FIG. 9 is a schematic view of the structure of the guide lug mechanism; FIG. 10 is a schematic view of the construction of the ear pressing mechanism;
FIG. 11 is a sectional view of G-G of FIG. 10; FIG. 12 is a schematic view of the structure of a third ear pressing portion;
FIG. 13 is a cross-sectional view taken along line C-C of FIG. 1; FIG. 14 is a cross-sectional view of F-F in FIG. 1;
fig. 15 is a schematic structural view of embodiment 5; FIG. 16 is a schematic structural view of a twist-off mechanism;
FIG. 17 is a schematic view of the structure of the hold-down lever; FIG. 18 is a H-H diagram of FIG. 17;
FIG. 19 is a schematic view of the structure of the PIN needle implantation mechanism; FIG. 20 is a K-K diagram of FIG. 19;
FIG. 21 is a schematic structural view of a third drive assembly in the PIN needle implantation mechanism; FIG. 22 is a schematic view of the structure of the turntable;
FIG. 23 is a side view of FIG. 22; FIG. 24 is a schematic view of the construction of the connector pin mechanism;
fig. 25 is a PIN strip with indentations and PIN ears.
In the figure: 1. a bracket, a driving mechanism and a main driving shaft; 4. a first gripping and conveying device; 5. the first clamping device, 6, a first cam, 7, a first hinging rod; 8. a first link; 9. a fixing part; 10. a first compression spring; 11. a first pressing plate; 12. a second cam; 13. a second hinge lever; 14. a push rod; 15. a second pressing plate; 16. a first extension spring; 17. a fixed claw; 18. a third cam; 19. a first follower; 20. a second compression spring; 21. a slide block; 22. a slide shaft; 23. a stop block; 24. a fixing bump; 25. a fixing groove; 26. a balance plate; 27. a first through hole; 28. a fourth cam; 29. a third articulation bar; 30. a second follower; 31. a first driving lever; 32. a second driving lever; 33. a third driving lever; 34. a rotating part; 35. a fixed shaft; 36. a thimble; 37. a support part; 38. an extrusion rod; 39. A third compression spring; 40. a second through hole; 41. an extrusion part; 42. extruding the cap; 43. a balance column; 44. A limit part; 45. a fifth cam; 46. a fourth hinge lever; 47. a third follower; 48. a second link; 49. a driving arm; 50. a sleeve; 51. a drive ring; 52. a pressing body; 53. a first ear pressing portion; 54. A second ear pressing portion; 55. a third ear pressing portion; 56. a fourth ear pressing portion; 57. a fourth compression spring; 58. A fixing ring; 59. a track; 60. a third through hole; 61. a fourth through hole; 62. a fifth through hole; 63. a pressing part; 64. a limit protrusion; 65. a chute; 66. a transverse portion; 67. a vertical portion; 68. a first fixed spring portion; 69. a second fixed spring portion; 70. a limit groove; 71. ear pressing grooves; 72. anti-blocking holes; 73. A second tension spring; 74. a sixth cam; 75. a fourth follower; 76. a third link; 77. a rotating shaft; 78. a driving plate; 79. a first press-holding shaft; 80. a plate body; 81. a side wing; 82. a second press-holding shaft; 83. an outer sleeve; 84. a bearing; 85. an inner sleeve; 86. a ball; 87. pressing the holding rod; 88. a first loop bar; 89. a first support cap; 90. a sixth through hole; 91. a tapered portion; 92. a second loop bar; 93. a second support cap; 94. positioning caps; 95. pressing the holding sleeve; 96. a clamping body; 97. a seventh cam; 98. a fifth follower; 99. a rack; 100. fluted disc; 101. a first pressing block; 102. a second pressing block; 103. A first boss; 104. a second protruding portion; 105. a fifth compression spring; 106. a buffer cover; 107. A sixth compression spring; 108. a limit opening; 109. a turntable; 110. a station; 111. a first output shaft; 112. a slide rail; 113. a fourth extension spring; 114. an eighth cam; 115. a sixth follower; 116. a first connecting arm; 117. a second connecting arm; 118. a first articulated arm; 119. a second articulated arm; 120. A second output shaft; 121. a case body; 122. a first pin portion; 123. a second pin portion; 124. A clamping nozzle; 125. a seventh compression spring; 126. an extension; 127. a pushing mechanism; 128. a pushing groove; 129. a PIN needle material belt; 130. indentation; 131. PIN PINs ear.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
Example 1
As shown in FIG. 1, a handpiece of a twist-off insertion machine includes
A clamping and conveying mechanism for clamping and conveying the PIN needle material belt 129 for a certain distance;
the indentation mechanism is used for pressing the PIN needle material belt 129 and forming indentations so as to be broken conveniently;
the ear guiding mechanism is used for pressing the PIN needle material belt 129 between two adjacent indentations to form an ear handle;
a twist-off mechanism for twisting off the PIN needle material tape 129 from the indentation to form a PIN needle;
the PIN needle implantation mechanism is used for clamping and sending the PIN needle to the PIN needle seat for fixing;
the bracket 1 is used for supporting the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism, the twisting-off mechanism and the PIN needle implantation mechanism;
a main drive shaft 3 and a drive mechanism 2,
the main driving shaft 3 respectively drives the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism and the twisting mechanism from top to bottom, and the driving mechanism 2 respectively drives the main driving shaft 3 and the PIN needle implantation mechanism to rotate.
In operation, the first cam 6, the second cam 12, the third cam 18, the fourth cam 28, the fifth cam 45, the sixth cam 74 and the seventh cam 97 are respectively driven by the main driving shaft 3, and the PIN needle material belt 129 is conveyed downwards step by the design of the clamping conveying mechanism; the PIN needle material belt 129 is pressed out to form an indentation by the length of the PIN needle through a design indentation mechanism; the PIN needle between two adjacent indentations is pressed on the ear by the design of the guide ear mechanism to prevent the inserted PIN needle from falling off, and the PIN needle material belt 129 is manufactured into a structure as shown in fig. 25; the PIN needle is twisted off from the indentation by designing the twisting-off mechanism, and the twisted-off PIN needle is received by the PIN needle implantation mechanism and the PIN needle received at the previous time is inserted into the insulation base.
Example 2
The technical scheme is basically the same as that of the embodiment 1, except that: as shown in fig. 1 to 4, the gripping and conveying mechanism includes a first gripping and conveying device 4 and a first gripping and conveying device 5, the first gripping and conveying device 4 grips and conveys the PIN strip 129 into the first gripping and conveying device 5, the PIN strip 129 is fixed by the first gripping and conveying device 5, wherein the first gripping and conveying device 4 includes a first gripping part and a second gripping part, the first gripping part and the second gripping part cooperate to grip the PIN strip 129 and convey the PIN strip 129 into the first gripping and conveying device 5 by the first gripping part, the first gripping part includes a first cam 6, a first hinge rod 7, a first connecting rod 8, a fixing part 9, a first compression spring 10 and a first pressing plate 11, the middle part of the first hinge rod 7 is hinged with the bracket 1, one end of the first hinge rod 7 is connected with the first cam 6, the other end is hinged with the upper end of the first connecting rod 8, the lower end of the first connecting rod 8 is fixedly connected with the fixing part 9, and the other end of the first compression spring 10 is connected with the first pressing plate 11; the second clamping part comprises a second cam 12, a second hinging rod 13, a push rod 14 and a second pressing and holding plate 15, wherein the second hinging rod 13 is in driving connection with the second cam 12, the second pressing and holding plate 15 is fixedly connected to the bracket 1 and matched with the first pressing and holding plate 11, the first pressing and holding plate 11 is pressed by the first compression spring 10 to fix the PIN needle material belt 129, one end of the second hinging rod 13 is in contact connection with the second cam 12, the other end of the second hinging rod 13 is hinged with the bracket 1, and the middle part of the second hinging rod 13 is in contact connection with the push rod 14; the middle part of the second hinging rod 13 is in contact connection with the ejector rod 14 through a compression spring, the ejector rod 14 is buffered, impact force of the ejector rod 14 to the first pressing plate 11 is reduced, abrasion is reduced, the main driving shaft 3 drives the first cam 6 and the second cam 12 to rotate respectively, the first cam 6 drives the first connecting rod 8 to reciprocate up and down through driving the first hinging rod 7 so that the PIN needle material belt 129 is continuously fed into the first clamping device 5, and the second cam 12 drives the ejector rod 14 to reciprocate through driving the second hinging rod 13 so that the first pressing plate 11 and the second pressing plate 15 are matched to clamp or loosen the PIN needle material belt 129.
Preferably, the fixing part 9 is fixedly connected with the bracket 1 through the first tension spring 16, so that the fixing part 9 receives downward tension, and the devices of the first clamping part are connected through a hinge, so that the first clamping part is prevented from causing an offset movement track 59 of the devices when moving up and down.
In order to prevent the PIN strip 129 from deviating, the second holding plate 15 is provided with a groove matching the PIN strip 129.
In order to fix the PIN strip 129 firmly and conveniently, the lower end of the first pressing plate 11 is provided with a fixing claw 17 for fixing the PIN strip 129 firmly.
After the PIN strip 129 is fed into the first clamping device 5 and is in place, the second hinging rod 13 drives the ejector rod 14 to apply a pushing force to the first pressing plate 11, so that the first pressing plate 11 is pushed up.
Preferably, as shown in fig. 4, the first clamping device 5 includes a third cam 18, a first follower 19, a second compression spring 20, a slider 21, a sliding shaft 22 and a stopper 23, the stopper 23 is fixedly connected to the bracket 1, one end of the sliding shaft 22 is fixedly connected to the stopper 23, the other end sequentially passes through the slider 21 and the first follower 19 so that the slider 21 and the first follower 19 are respectively and slidably connected to the sliding shaft 22, the slider 21 is connected to the first follower 19 through the second compression spring 20, the main driving shaft 3 drives the third cam 18 to rotate, the third cam 18 drives the first follower 19 to compress the second compression spring 20, and the slider 21 is driven to cooperate with the stopper 23 through the second compression spring 20 to fix the PIN strip 129, wherein the PIN strip 129 passes between the stopper 23 and the slider 21.
The first clamping device 5 further comprises a fixing lug 24, the fixing lug 24 is fixedly connected to the stop block 23, a fixing groove 25 matched with the fixing lug 24 is formed in the sliding block 21 along the movement direction of the PIN needle material belt 129, and when the third cam 18 drives the first follower 19 to compress the second compression spring 20, the sliding block 21 is driven to slide through the second compression spring 20, so that the fixing lug 24 is matched with the fixing groove 25 to fix the PIN needle material belt 129.
In one embodiment, the PIN needle material belt 129 is further provided with a balancing mechanism for facilitating the PIN needle material belt 129 to enter the clamping and conveying mechanism, the balancing mechanism comprises a balancing plate 26, a first through hole 27 matched with the PIN needle material belt 129 is formed in the balancing plate 26, and the balancing plate 26 is rotatably connected with the main driving shaft 3. Through setting up first through-hole 27 with the PIN needle material area 129 straighten out straight, conveniently get into centre gripping transport mechanism, also prevent PIN needle material area 129 card in the machine.
During operation, the PIN needle material belt is fixed through the cooperation of the first pressing plate 11 and the second pressing plate 15, the first connecting rod 8 is driven to move downwards, the PIN needle material belt is conveyed to the first clamping device 5 downwards, the PIN needle material belt is clamped through the first clamping device 5, then the first pressing plate 11 is jacked off through the driving ejector rod 14, the first connecting rod 8 is restored to the initial position, the ejector rod 14 is restored to the initial position, and the operation is repeated after the PIN needle material belt is clamped repeatedly.
Example 3
The technical scheme is basically the same as that of the embodiment 1, except that: as shown in fig. 5-6, the indentation mechanism includes a fourth cam 28, a third hinging rod 29, a second follower 30, a first driving rod 31, a second driving rod 32, a third driving rod 33, a rotating part 34, a fixing shaft 35, a thimble 36 and an extrusion device, wherein the upper surface of the fourth cam 28 is provided with a smooth track 59 for driving the second follower 30 to move up and down, the extrusion device includes a supporting part 37, an extrusion rod 38 for extruding edges of the PIN needle material belt 129 and a third compression spring 39, the supporting part 37 is provided with a second through hole 40 for facilitating the PIN needle material belt 129 to pass through, the extrusion rod 38 is respectively connected with the supporting part 37 through the third compression spring 39 to extrude four edges of the PIN needle material belt 129, the supporting part 37 is fixedly connected with the bracket 1, the rotating part 34 is fixedly connected with the two thimbles 36 through the fixing shaft 35, extension lines of the thimble 36 are vertical and intersect at the same time, one end of the first driving rod 31 and one end of the third driving rod 33 is respectively fixedly connected with the rotating part 34, the two rotating parts 34 are symmetrically arranged, the other end of the first driving rod 31 and the other end of the third driving rod 33 is respectively connected with the other end of the third driving rod 33 through the third compression spring 39 and the third compression spring 39 to the supporting part 37 to enable the other end of the PIN needle material belt 29 to be in parallel with the second driving rod 28, and the other end of the third driving rod 29 to be correspondingly rotated, and the third driving rod 32 is rotatably connected with the third driving rod 32, and the third driving rod 33, and the other end of the third driving rod is rotatably connected with the third driving rod 3, and the third driving rod is rotatably connected with the driving rod 3, and the driving rod is fixedly connected with the driving rod is.
As shown in fig. 7, the pressing rod 38 includes a pressing portion 41 and a pressing cap 42, one end of the pressing portion 41 is provided with a V-shaped blade for pressing the edge of the PIN strip 129, and the other end of the pressing portion 41 is fixedly connected with the pressing cap 42 to form a T-shape.
Preferably, the V-shaped edge is greater than 90 degrees and less than 110 degrees, and the V-shaped edge of the V-shaped edge is chamfered to facilitate cutting the indentations 130.
Preferably, as shown in fig. 6, the extruding device further includes four balance columns 43, the supporting portion 37 is fixedly connected with the bracket through the balance columns 43, wherein a gap is formed between two adjacent balance columns 43, and the extruding portion 41 passes through the corresponding gap and is in contact connection with the two balance columns 43, so as to ensure the movement track of the extruding portion 41.
In order to limit the movement track, the extrusion device further includes a limiting portion 44 for limiting the extrusion rod 38, and the limiting portion 44 is fixedly connected with the supporting portion 37.
Wherein the extensions of the two thimbles 36 that strike the corresponding crush caps 42 at the same time coincide.
In order to ensure the stability of the rotating portion 34, the rotating portion 34 is in a direct triangle shape, and the ejector pins 36 are vertically fixed on right-angle sides, respectively.
Wherein the number of the extrusion rods 38 is four, and the extrusion rods are symmetrically arranged in pairs to form a group, so that the opposite angle edges of the PIN needle material belt can be respectively and simultaneously pressed
In operation, the fourth cam 28 drives the second follower 30 to move up or down, driving the two rotating parts 34 to rotate synchronously counterclockwise or clockwise, and the pressing and holding extrusion rod 38 simultaneously presses and holds the diagonal edges of the PIN needle material belt, and the four edges are broken after being cut out of the indentations.
Example 4
The technical scheme is basically the same as that of the embodiment 1, except that: as shown in fig. 8-9, the guide ear mechanism includes a fifth cam 45, a fourth hinge rod 46, a third follower 47, a second link rod 48, a driving arm 49, a sleeve 50, a driving ring 51, a pressing body 52 and an ear pressing mechanism for pressing out a holding force on the PIN needle, wherein the inner side wall of the driving ring 51 is provided with at least 1 gradually smooth track 59, wherein gradually approaching means that the axial line of the driving ring 51 gradually approaches, the sleeve 50 is fixed on the bracket 1, the driving ring 51 is rotationally connected in the sleeve 50, one end of the fourth hinge rod 46 is hinged with the bracket 1, the other end is hinged with one end of the second link rod 48, the other end of the second link rod 48 is hinged with one end of the driving arm 49, the other end of the driving arm 49 is fixedly connected with the driving ring 51, the pressing body 52 moves in the track 59 of the inner side wall of the driving ring 51 and is contacted with the ear pressing mechanism, the main driving shaft 3 drives the fifth cam 45 to rotate, and the driving ring 51 drives the driving ring 51 to rotate through the driving arm 49 so that the pressing body 52 applies pressure to the ear pressing mechanism, and the ear pressing mechanism is fixed on the frame 1.
As shown in fig. 10 to 11, preferably, the ear pressing mechanism includes a first ear pressing portion 53, a second ear pressing portion 54, a third ear pressing portion 55, a fourth ear pressing portion 56, at least two fourth compression springs 57, and a fixing ring 58, the first ear pressing portion 53 is provided with a third through hole 60 and a fourth through hole 61, the third through hole 60 is provided in the conveying direction of the PIN needle material tape 129, and the fourth through hole 61 is provided in a direction perpendicular to the third through hole 60 and extends to the third through hole 60 so that the fourth through hole 61 communicates with the third through hole 60; a fifth through hole 62 is formed in the second lug 54; the fourth pressing ear 56 includes a pressing portion 63 and a limiting projection 64; the fixed ring 58 is provided with a plurality of sliding grooves 65, and the sliding grooves 65 penetrate through the inner side wall and the outer side wall of the fixed ring 58; the second ear pressing part 54 is slidably connected in the fourth through hole 61 so that the fifth through hole 62 is perpendicular to the third through hole 60 and is communicated with the third through hole 60, and the fourth ear pressing part 56 is slidably connected in the fifth through hole 62 and presses the PIN needle material tape 129 through the holding part 63; the third pressing lug 55 is connected with the second pressing lug 54 through at least one fourth compression spring 57, the third pressing lug 55 is connected with the fourth pressing lug 56 through at least one fourth compression spring 57, and the inner side of the fixed ring 58 is in contact connection with the third pressing lug 55 so that the rotary driving ring 51 drives the pressing body 52 to slide along the sliding groove 65 to press the third pressing lug 55.
When the third pressing ear portion 55 is pressed to move, the second pressing ear portion 54 is pressed by the fourth compression spring 57 to fix the PIN needle material belt 129, the fourth pressing ear portion 56 is pressed by continuously pressing the fourth compression spring 57, and the PIN needle material belt 129 is pressed out of the ear by the pressing ear portion 63, wherein the first pressing ear portion 53 and the fixing ring 58 are fixedly connected to the frame 1.
In a specific embodiment, as shown in fig. 12, the third pressing ear 55 includes a transverse portion 66 for fixing the fourth compression spring 57 connected to the second pressing ear 54 and a vertical portion 67 for fixing the fourth compression spring 57 connected to the fourth pressing ear 56, and the transverse portion 66 and the vertical portion 67 are connected to form a T-shaped structure in cross section.
Preferably, the transverse portion 66 is connected to the second presser ear 54 by two fourth compression springs 57, and the vertical portion 67 is connected to the fourth presser ear 56 by two fourth compression springs 57.
In a specific embodiment, as shown in fig. 12, the third pressing ear 55 includes a transverse portion 66 and a vertical portion 67, the transverse portion 66 and the vertical portion 67 are connected to form a T-shaped cross section, the transverse portion 66 is provided with two first fixing spring portions 68 for fixing the fourth compression spring 57 connected to the second pressing ear 54 and one second fixing spring portion 69 for fixing the fourth compression spring 57 connected to the fourth pressing ear 56, the two first fixing spring portions 68 are symmetrically disposed on two sides of the second fixing spring portion 69, the vertical portion 67 is provided with one second fixing spring portion 69 for fixing the fourth compression spring 57 connected to the fourth pressing ear 56, and the second fixing spring portion 69 on the transverse portion 66 is disposed on an extension line of the vertical portion 67.
Preferably, the fifth through hole 62 is provided therein with a limiting groove 70, and the limiting protrusion 64 is slidably connected in the limiting groove 70.
Preferably, the end of the holding portion 63 is provided with a lug groove 71 along the movement direction of the PIN strip 129
Preferably, the holding portion 63 is provided with an anti-blocking hole 72 along the movement direction of the PIN needle material belt 129, the ear pressing groove 71 is communicated with the anti-blocking hole 72, when the scraps on the PIN needle material belt 129 are left in the ear pressing groove 71, the mechanism in the ear pressing groove 71 is changed after the time is long, so that standard ears cannot be pressed out, and the anti-blocking hole 72 is formed, when scraps are arranged in the groove, the PIN needle material belt 129 can push the scraps into the anti-blocking hole 72 when the scraps are pressed out.
Preferably, the guide lug mechanism further comprises a second tension spring 73, and the second connecting rod 48 is connected with the bracket 1 through the second tension spring 73, so that the driving arm 49 can automatically reset.
When in operation, the fifth cam 45 drives the driving ring 51 to rotate through the driving arm 49 so that the pressing body 52 applies pressure to the third pressing lug 55, when the third pressing lug 55 is pressed to move, the fourth compression spring 57 presses the second pressing lug 54 to fix the PIN needle material belt, the fourth compression spring 57 is continuously pressed to move the fourth pressing lug 56, and the PIN needle material belt is pressed out of the ears through the pressing lug grooves 71 of the pressing part 63
Example 5
The technical scheme is basically the same as that of the embodiment 1, except that: as shown in fig. 13-16, the twist-off mechanism includes
The second pressing device is used for fixing the PIN needle material belt;
the first driving component is used for driving the second pressing device to fix the PIN needle material belt;
the rotating device is used for twisting off the PIN needle at the lowest end of the PIN needle material belt from the indentation to form a PIN needle; and
the second driving component is used for driving the rotating device to rotate so as to twist off the PIN needle material belt from the indentation;
the rotating device is arranged below the second pressing device.
In a specific embodiment, as shown in fig. 13 and 15, the first driving assembly includes a sixth cam 74, a fourth follower 75, a third link 76, a rotating shaft 77, a driving plate 78 and a first pressing shaft 79, the driving plate 78 includes a plate body 80 and two side wings 81, the two side wings 81 are fixedly connected to the plate body 80 to form a Y shape, and the side wings 81 are respectively fixedly connected to the first pressing shaft 79; the main driving shaft 3 drives the sixth cam 74 to rotate, the sixth cam 74 drives the fourth follower 75, the fourth follower 75 is hinged with the third connecting rod 76, the third connecting rod 76 is hinged with the rotating shaft 77, one end of the rotating shaft 77 is hinged with the third connecting rod 76, the other end of the rotating shaft 77 respectively penetrates through the bracket 1 and the plate body 80, the rotating shaft 77 is in rotating connection with the bracket 1, the bracket 1 is fixedly connected with the plate body 80, and when the sixth cam 74 rotates to drive the rotating shaft 77 to rotate to press the driving plate 78 so that the first pressing shaft 79 on the side wing 81 moves up and down; as shown in fig. 16, the second pressing device includes a plurality of second pressing shafts 82, an outer sleeve 83, bearings 84, an inner sleeve 85, a first pressing body, a second pressing body, balls 86 and a pressing rod 87, wherein the first pressing body includes a first sleeve rod 88 and a first supporting cap 89, the first sleeve rod 88 is fixedly connected to the middle part of the first supporting cap 89 to form a T-shaped cross section, a sixth through hole 90 is formed in the first pressing body along the axial direction of the first sleeve rod 88, and a conical part 91 is formed at the lower end of the sixth through hole 90; the second pressing body comprises a second loop bar 92 and a second supporting cap 93, the second loop bar 92 is fixedly connected to the middle part of the second supporting cap 93 to form a T-shaped section, and a seventh through hole is formed in the second pressing body along the axial direction of the second loop bar 92; as shown in fig. 17 and 18, the pressing rod 87 includes an integrally formed positioning cap 94 and a pressing sleeve 95, the pressing sleeve 95 is fixedly connected to the middle of the positioning cap 94 to form a T-shaped cross section, the pressing rod 87 is provided with an eighth through hole matched with the PIN strip 129 along the axial direction of the pressing sleeve 95, the lower end of the pressing sleeve 95 is divided into a plurality of clamping bodies 96 matched with each other for clamping the PIN strip 129, and a gap is arranged between two adjacent clamping bodies 96 to enable the PIN strip 129 to be clamped when the pressing clamping bodies 96 approach to the axial direction of the pressing sleeve 95; the second sleeve rod 92 is slidably connected in the sixth through hole 90 and is in contact connection with the balls 86, the pressing sleeve 95 is slidably connected in the seventh through hole, the lower end of the pressing sleeve 95 is in contact connection with the conical part 91 through the balls 86, the diameter of the second supporting cap 93 is larger than that of the first supporting cap 89, the first sleeve rod 88 is sleeved with the inner shaft sleeve 85 and is in rotary connection with the inner shaft sleeve 85, the inner shaft sleeve 85 is sleeved with the bearing 84, the bearing 84 is sleeved with the outer shaft sleeve 83, and the lower end of the second pressing shaft 82 respectively penetrates through the second supporting cap 93 and the outer shaft sleeve 83 and is fixedly connected with the second supporting cap 93 and the outer shaft sleeve 83; when the pressing rod 87 moves downwards, the second sleeve rod 92 presses the ball 86 to move downwards, the ball 86 moves to the conical part 91 to press the clamping body 96 so that the PIN needle material belt 129 is clamped, the second driving assembly comprises a seventh cam 97, a fifth follower 98 and a rack 99, and the seventh cam 97 drives the fifth follower 98 to drive the rack 99 to reciprocate; as shown in fig. 15 and 16, the rotating device includes a circular fluted disc 100, a first pressing block 101 and a second pressing block 102 matched with the first pressing block 101, teeth meshed with the rack 99 are arranged around the fluted disc 100, two first protruding portions 103 are symmetrically arranged on the lower surface of the fluted disc 100, two second protruding portions 104 are arranged on the inner ring of the fluted disc 100, connecting lines of the first protruding portions 103 and the second protruding portions 104 are in the same diameter, the second protruding portions 104 extend to the upper surface of the fluted disc 100, driving grooves matched with the first protruding portions 103 are respectively arranged on the upper surfaces of the first pressing block 101 and the second pressing block 102, the first protruding portions 103 are respectively buckled in the driving grooves, and the first pressing block 101 is connected with the second pressing block 102 through a third stretching spring so that the first pressing block 101 and the second pressing block 102 are matched with each other to clamp the PIN material belt 129; the rotating device is arranged below the second pressing device, so that the PIN needle material belt 129 enters the middle of the rotating device, the upper end of the first pressing shaft 79 is arranged on the lower surface of the fluted disc 100, the edge of the jacking fluted disc 100 separates the first pressing block 101 from the second pressing block 102 through the first bulge 103 when the first pressing shaft 79 moves upwards, meanwhile, the lower end of the second pressing shaft 82 is in contact connection with the upper surface of the fluted disc 100, so that the fluted disc 100 is jacked up when the first pressing shaft 79 moves upwards, the second pressing shaft 82 is jacked up through the fluted disc 100, the second pressing body is jacked up through the second pressing shaft 82, and the PIN needle material belt 129 is loosened by jacking the pressing rod 87 through the second pressing body; the rack 99 is engaged with the toothed disc 100 such that the rotation portion 34 rotates more than 90 degrees, and the second boss 104 is caught on the lower surface of the inner shaft sleeve 85 such that the toothed disc 100 rotates in synchronization with the inner shaft sleeve 85.
Preferably, a fifth compression spring 105 is further included, and the upper surface of the toothed disc 100 is connected to the lower surface of the inner hub 85 by the fifth compression spring 105, and the fifth compression spring 105 is provided to provide a buffering function.
In a specific embodiment, the device further comprises a buffer cover 106 and a sixth compression spring 107, wherein the buffer cover 106 is connected above the second support cap 93 through the sixth compression spring 107, and the pressing rod 87 passes through the buffer cover 106 and lifts the pressing rod 87 up through the buffer cover 106.
Wherein the lower end of the pressing sleeve 95 is divided into a plurality of clamping bodies 96.
Preferably, the lower end of the pressing sleeve 95 is divided in the diameter direction of the pressing sleeve 95.
Wherein the number of gripping bodies 96 is 3, 4 or 5.
In order to limit the movement track of the balls 86, a limit opening 108 is provided on the outer surface of the lower end of the holding sleeve 95.
When the PIN needle material belt pressing device works, the sixth cam 74 drives the driving plate 78, the driving plate 78 drives the first pressing shaft 79 to upwards jack up the edge of the fluted disc 100, the first protruding part 103 on the lower surface of the fluted disc 100 moves to separate the first pressing block 101 and the second pressing block 102 which are matched with each other to clamp the PIN needle material belt, meanwhile, the buffer cover 106 is driven by the second pressing shaft 82 to jack up the pressing rod 87, the balls 86 and the pressing rod 87 are lifted together to leave the conical part 91, the clamping body 96 of the balls 86 on the pressing rod 87 has no pressing force on the PIN needle material belt, and the PIN needle material belt moves downwards; when moved to an appropriate distance (which distance is such that the indentation of the lowest PIN connected to the PIN strip is between the clamping body 96 and the gap between the first clamping block 101 and the second clamping block 102), the first clamping shaft 79 moves downward to restore the original shape, the first clamping block 101 and the second clamping block 102 cooperate to fix the lowest PIN on the PIN strip, the clamping rod 87 and the ball 86 move to the taper 91 to fix the PIN strip again (here, the PIN strip above the lowest PIN), the rack 99 is driven by the seventh cam 97 to rotate the fluted disc 100, and the lowest PIN is twisted off by the first clamping block 101 and the second clamping block.
Example 6
The technical scheme is basically the same as that of the embodiment 1, except that: 19-23, the PIN needle implantation mechanism comprises a third driving assembly and a turntable 109, a plurality of station assemblies are arranged along the radial direction of the turntable 109, each station assembly comprises a station 110 and a PIN connection mechanism, a slide rail 112 is arranged on the station 110 along the radial direction, and the PIN connection mechanism is slidingly connected in the slide rail 112 and fixedly connected with the turntable 109 through a fourth extension spring 113 so as to enable the PIN connection mechanism to automatically reset; the third driving assembly simultaneously drives the pin connecting mechanisms on two adjacent stations 110 to move along the sliding rail 112 in the direction away from the axis of the turntable 109; the driving mechanism 2 includes a first output shaft 111, and the first output shaft 111 is fixedly connected to the turntable 109.
Preferably, 4 station assemblies are fixedly connected uniformly in the radial direction of the turntable 109.
In a specific embodiment, as shown in fig. 20 and 21, the third driving assembly includes an eighth cam 114, a sixth follower 115, a first connecting arm 116, a second connecting arm 117, an L-shaped first hinge arm 118, and a second hinge arm 119, the driving mechanism 2 further includes a second output shaft 120, the eighth cam 114 is sleeved on the second output shaft 120, the eighth cam 114 drives the sixth follower 115, the sixth follower 115 is hinged to one end of the first connecting arm 116 and one end of the second connecting arm 117 respectively, the other end of the first connecting arm 116 is hinged to one end of the first hinge arm 118, an inflection point of the first hinge arm 118 is hinged to the bracket 1, the other end of the first hinge arm 118 is in contact connection with the pin mechanism to drive the pin mechanism to move along the slide rail 112, the other end of the second connecting arm 117 is connected to the middle part of the second hinge arm 119, one end of the second hinge arm 119 is hinged to the bracket 1, and the other end of the second hinge arm 119 is in contact connection with the pin mechanism to drive the pin mechanism to move along the slide rail 112; the first output shaft 111 is perpendicular to the axial direction of the second output shaft 120, and the second output shaft 120 is disposed parallel to the main drive shaft 3 and connected to the main drive shaft 3 by a belt.
In operation, the driving mechanism 2 drives the first output shaft 111 and the second output shaft 120 respectively, the turntable 109 is driven to rotate by the first output shaft 111, the second output shaft 120 drives the second output shaft 120 to rotate, and the second output shaft 120 is connected with a belt pulley at the lower part of the main driving shaft 3 by a belt, so as to drive the main driving shaft 3 to rotate.
Preferably, the sixth follower 115, the first hinge arm 118 and the second hinge arm 119 are connected to the bracket 1 by fifth extension springs, respectively.
In one embodiment, if 24, the PIN mechanism includes a case 121, a first PIN 122 and a second PIN 123, the first PIN 122 and the second PIN 123 are hinged on the case 121, the upper end of the first PIN 122 cooperates with the upper end of the second PIN 123 to form a clamping mouth 124 to clamp the PIN, and the lower end of the first PIN 122 is connected with the lower end of the second PIN 123 through a seventh compression spring 125 such that the clamping mouth 124 opens when the lower end of the first PIN 122 or the lower end of the second PIN 123 is pressed.
Preferably, the first pin portion 122 or the second pin portion 123 is provided with an extension portion 126 along a direction perpendicular to the movement direction of the pin mechanism, the extension portion 126 is fixedly connected with the turntable 109 through the fourth extension spring 113, wherein the extension portion 126 extends toward a direction approaching the driving mechanism 2 for driving the turntable 109 to rotate, so that the fourth extension spring 113 is conveniently fixed.
Preferably, the pushing mechanism 127 is further included, the pushing mechanism 127 is slidably connected in the sliding rail 112, and the pushing mechanism 127 is in contact connection with the pin mechanism.
Preferably, the pushing mechanism 127 is a pushing block, one surface of the pushing block is provided with a slideway matched with the sliding rail 112, and the other surface of the pushing block is provided with a pushing groove 128, wherein the ends of the first hinge arm 118 and the second hinge arm 119 are respectively connected in the corresponding pushing grooves 128 to push the pushing block to move.
During operation, the third driving assembly drives the PIN connecting mechanisms on two adjacent stations 110 of the turntable at the same time, so that the PIN connecting mechanisms respectively move along the sliding rail 112 in the direction away from the axis of the turntable 109, one PIN connecting mechanism is connected with the PIN, the other PIN connecting mechanism is used for inserting the PIN into the insulating base, after one PIN connecting is completed, the turntable 109 is rotated for 90 degrees, and the steps are repeated for the next PIN connecting.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims (10)

1. A handpiece of a twist-off insertion machine, characterized by: comprising
The clamping and conveying mechanism is used for clamping and conveying the PIN needle material belt for a certain distance;
the indentation mechanism is used for pressing the PIN needle material belt and forming an indentation so as to be broken conveniently;
the ear guiding mechanism is used for pressing the PIN needle material between two adjacent indentations to form an ear handle;
the twisting-off mechanism is used for twisting off the PIN needle material belt from the indentation to form a PIN needle;
the PIN needle implantation mechanism is used for clamping and sending the PIN needle to the PIN needle seat for fixing;
the bracket (1) is used for supporting the clamping and conveying mechanism, the indentation mechanism, the guide lug mechanism, the twisting-off mechanism and the PIN needle implantation mechanism;
a main drive shaft (3) and a drive mechanism (2),
the main driving shaft (3) respectively drives the clamping conveying mechanism, the indentation mechanism, the guide lug mechanism and the twist-off mechanism from top to bottom, and the driving mechanism (2) respectively drives the main driving shaft (3) and the PIN needle implantation mechanism to rotate;
the guide lug mechanism comprises a fifth cam (45), a fourth hinging rod (46), a third driven piece (47), a second connecting rod (48), a driving arm (49), a sleeve (50), a driving ring (51), a pressing body (52) and a lug pressing mechanism for pressing out a holding force to a PIN needle,
The inner side wall of the driving ring (51) is provided with at least 1 asymptotically smooth track (59),
the sleeve (50) is fixed on the bracket (1), the driving ring (51) is rotationally connected in the sleeve (50), one end of the fourth hinging rod (46) is hinged with the bracket (1), the other end of the fourth hinging rod is hinged with one end of the second connecting rod (48), the other end of the second connecting rod (48) is hinged with one end of the driving arm (49), the other end of the driving arm (49) is fixedly connected with the driving ring (51), the pressing body (52) moves in a track (59) on the inner side wall of the driving ring (51) and is in contact with the lug pressing mechanism, the main driving shaft (3) drives the fifth cam (45) to rotate, and the fifth cam (45) drives the driving ring (51) to rotate through the driving arm (49) so that the pressing body (52) applies pressure to the lug pressing mechanism;
the clamping and conveying mechanism comprises a first clamping and conveying device (4) and a first clamping device (5), wherein the first clamping and conveying device (4) clamps and conveys the PIN needle material belt into the first clamping device (5), and the PIN needle material belt is fixed through the first clamping device (5).
2. The handpiece of a twist-off insertion machine according to claim 1, wherein: the first clamping and conveying device (4) comprises a first clamping part and a second clamping part, the first clamping part and the second clamping part are matched to clamp a PIN needle material belt and convey the PIN needle material belt into the first clamping device (5) through the first clamping part, the first clamping part comprises a first cam (6), a first hinging rod (7), a first connecting rod (8), a fixing part (9), a first compression spring (10) and a first clamping plate (11), the middle part of the first hinging rod (7) is hinged with the bracket (1), one end of the first hinging rod (7) is connected with the first cam (6), the other end of the first hinging rod is hinged with the upper end of the first connecting rod (8), the lower end of the first connecting rod (8) is fixedly connected with the fixing part (9), one end of the first compression spring (10) is connected with the fixing part (9), and the other end of the first compression spring is connected with the first clamping plate (11);
The second clamping part comprises a second cam (12), a second hinging rod (13), a push rod (14) and a second pressing plate (15), the second hinging rod (13) is in driving connection with the second cam (12), the second pressing plate (15) is fixedly connected to the support (1) and matched with the first pressing plate (11), the first pressing plate (11) is pressed by the first compression spring (10) to fix the PIN needle material belt, one end of the second hinging rod (13) is in contact connection with the second cam (12), the other end of the second hinging rod is hinged with the support (1), and the middle part of the second hinging rod (13) is in contact connection with the push rod (14);
the main driving shaft (3) respectively drives the first cam (6) and the second cam (12) to rotate, the first cam (6) drives the first connecting rod (8) to reciprocate up and down through driving the first hinging rod (7) so as to continuously send the PIN needle material belt into the first clamping device (5), the second cam (12) drives the ejector rod (14) to reciprocate through driving the second hinging rod (13) so as to enable the first pressing plate (11) to be matched with the second pressing plate (15) to clamp or loosen the PIN needle material belt, the lower end of the first pressing plate (11) is provided with a fixed claw (17) used for firmly fixing the PIN needle material belt,
The fixing part (9) is fixedly connected with the bracket (1) through the first extension spring (16).
3. The handpiece of a twist-off insertion machine according to claim 1, wherein: the first clamping device (5) comprises a third cam (18), a first driven part (19), a second compression spring (20), a sliding block (21), a sliding shaft (22) and a stop block (23), wherein the stop block (23) is fixedly connected to the support (1), one end of the sliding shaft (22) is fixedly connected with the stop block (23), the other end of the sliding shaft sequentially penetrates through the sliding block (21) and the first driven part (19) to enable the sliding block (21) and the first driven part (19) to be respectively and slidingly connected to the sliding shaft (22), the sliding block (21) is connected with the first driven part (19) through the second compression spring (20), the third cam (18) drives the first driven part (19) to compress the second compression spring (20), and the sliding block (21) is driven by the second compression spring (20) to be matched with the stop block (23) to fix a PIN needle material belt.
4. The handpiece of a twist-off insertion machine according to claim 1, wherein: the indentation mechanism comprises a fourth cam (28), a third hinging rod (29), a second follower (30), a first driving rod (31), a second driving rod (32), a third driving rod (33), a rotating part (34), a fixed shaft (35), a thimble (36) and an extrusion device,
The extruding device comprises a supporting part (37), an extruding rod (38) and a third compression spring (39), wherein the extruding rod is used for extruding edges of the PIN needle material belt, a second through hole (40) which is convenient for the PIN needle material belt to pass through is arranged on the supporting part (37), the extruding rod (38) is respectively connected with the supporting part (37) through the third compression spring (39) to extrude four edges of the PIN needle material belt, the supporting part (37) is fixedly connected with the bracket (1),
the rotating part (34) is rotationally connected with the bracket through a fixed shaft (35), the rotating part (34) is fixedly connected with two ejector pins (36), the extension lines of the ejector pins (36) are vertical and intersect at a point,
one end of the first driving rod (31) and one end of the third driving rod (33) are respectively fixedly connected with a rotating part (34), the two rotating parts (34) are symmetrically arranged,
the other ends of the first driving rod (31) and the third driving rod (33) are respectively hinged with the two ends of the second driving rod (32),
one end of a third hinging rod (29) is hinged to the hinging ends of a first driving rod (31) and a second driving rod (32), the other end of the third hinging rod (29) is hinged to the bracket (1), the main driving shaft (3) drives a fourth cam (28) to rotate, the fourth cam (28) is connected with the third hinging rod (29) through a second driven piece (30), and a rotating part (34) is driven by the fourth cam (28) to rotate by taking a fixed shaft (35) as an axis, so that two ejector PINs (36) which are parallel to each other simultaneously collide with corresponding extrusion rods (38) to extrude a PIN needle material belt to form an indentation.
5. The head of a twist-off insertion machine of claim 4, wherein: the extrusion rod (38) comprises an extrusion part (41) and an extrusion cap (42), one end of the extrusion part (41) is provided with a V-shaped blade for extruding the edges of the PIN needle material strips, and the other end of the extrusion part (41) is fixedly connected with the extrusion cap (42) to form a T shape;
the extrusion device further comprises four balance columns (43), the supporting portions (37) are fixedly connected with the support through the balance columns (43), gaps are formed between two adjacent balance columns (43), and the extrusion portions (41) penetrate through the corresponding gaps and are in contact connection with the two balance columns (43).
6. The handpiece of a twist-off insertion machine according to claim 1, wherein: the ear pressing mechanism comprises a first ear pressing part (53), a second ear pressing part (54), a third ear pressing part (55), a fourth ear pressing part (56), at least two fourth compression springs (57) and a fixing ring (58),
the first lug pressing part (53) is provided with a third through hole (60) and a fourth through hole (61), the third through hole (60) is arranged along the PIN needle material belt conveying direction, and the fourth through hole (61) is arranged along the direction perpendicular to the third through hole (60) and extends to the third through hole (60) so that the fourth through hole (61) is communicated with the third through hole (60);
A fifth through hole (62) is formed in the second lug pressing part (54);
the fourth pressing lug part (56) comprises a pressing holding part (63) and a limiting protruding part (64);
a plurality of sliding grooves (65) are formed in the fixed ring (58), and the sliding grooves (65) penetrate through the inner side wall and the outer side wall of the fixed ring (58);
the second lug pressing part (54) is slidably connected in the fourth through hole (61) so that the fifth through hole (62) is perpendicular to the third through hole (60) and is communicated with the third through hole (60), and the fourth lug pressing part (56) is slidably connected in the fifth through hole (62) and presses the PIN needle material belt through the pressing part (63);
the third pressing lug part (55) is connected with the second pressing lug part (54) through at least one fourth compression spring (57), the third pressing lug part (55) is connected with the fourth pressing lug part (56) through at least one fourth compression spring (57), and the inner side of the fixed ring (58) is in contact connection with the third pressing lug part (55) so that the rotary driving ring (51) drives the pressing body (52) to slide along the sliding groove (65) to press the third pressing lug part (55);
a limiting groove (70) is formed in the fifth through hole (62), and the limiting protruding part (64) is connected in the limiting groove (70) in a sliding mode;
The end of the holding part (63) is provided with an ear pressing groove (71) along the movement direction of the PIN needle material belt.
7. The handpiece of a twist-off insertion machine according to claim 1, wherein: the twist-off mechanism comprises
The second pressing device is used for fixing the PIN needle material belt;
the first driving component is used for driving the second pressing device to fix the PIN needle material belt;
the rotating device is used for twisting off the PIN needle material belt from the indentation to form a PIN needle; and
the second driving component is used for driving the rotating device to rotate so as to twist off the PIN needle material belt from the indentation;
the rotating device is arranged below the second pressing device.
8. The head of a twist-off insertion machine of claim 7, wherein: the first driving assembly comprises a sixth cam (74), a fourth driven piece (75), a third connecting rod (76), a rotating shaft (77), a driving plate (78) and a first pressing shaft (79), the driving plate (78) comprises a plate body (80) and two side wings (81), the two side wings (81) are fixedly connected to the plate body (80) to form a Y shape, and the side wings (81) are respectively fixedly connected with the first pressing shaft (79); the main driving shaft (3) drives a sixth cam (74) to rotate, the sixth cam (74) drives a fourth driven piece (75), the fourth driven piece (75) is hinged with a third connecting rod (76), the third connecting rod (76) is hinged with a rotating shaft (77), one end of the rotating shaft (77) is hinged with the third connecting rod (76), the other end of the rotating shaft penetrates through a support (1) and a plate body (80) respectively, the rotating shaft (77) is rotationally connected with the support (1), the support (1) is fixedly connected with the plate body (80), and when the sixth cam (74) rotationally drives the rotating shaft (77) to rotationally press a driving plate (78) to enable a first pressing shaft (79) on a flank (81) to move up and down;
The second pressing device comprises a plurality of second pressing shafts (82), an outer shaft sleeve (83), a bearing (84), an inner shaft sleeve (85), a first pressing body, a second pressing body, balls (86) and a pressing rod (87),
the first pressing body comprises a first sleeve rod (88) and a first supporting cap (89), the first sleeve rod (88) is fixedly connected to the middle of the first supporting cap (89) to form a T-shaped section, a sixth through hole (90) is formed in the first pressing body along the axial direction of the first sleeve rod (88), and a conical part (91) is formed at the lower end of the sixth through hole (90);
the second pressing body comprises a second loop bar (92) and a second supporting cap (93), the second loop bar (92) is fixedly connected to the middle of the second supporting cap (93) to form a T-shaped section, and a seventh through hole is formed in the second pressing body along the axial direction of the second loop bar (92);
the pressing rod (87) comprises a positioning cap (94) and a pressing sleeve (95) which are integrally formed, the pressing sleeve (95) is fixedly connected to the middle of the positioning cap (94) to form a T-shaped cross section, an eighth through hole matched with the PIN needle material belt is formed in the axial direction of the pressing sleeve (95) of the pressing rod (87), the lower end of the pressing sleeve (95) is divided into a plurality of clamping bodies (96) which are mutually matched and used for clamping the PIN needle material belt, and a gap is formed between every two adjacent clamping bodies (96) so that the PIN needle material belt is clamped when the pressing clamping bodies (96) approach to the axial direction of the pressing sleeve (95);
The second sleeve rod (92) is slidably connected in the sixth through hole (90) and is in contact connection with the balls (86), the pressing sleeve (95) is slidably connected in the seventh through hole, the lower end of the pressing sleeve (95) is in contact connection with the conical part (91) through the balls (86), the diameter of the second supporting cap (93) is larger than that of the first supporting cap (89), the first sleeve rod (88) is sleeved with the inner shaft sleeve (85) and is in rotary connection with the inner shaft sleeve (85), the bearing (84) is sleeved with the outer shaft sleeve (83), and the lower end of the second pressing shaft (82) penetrates through the second supporting cap (93) and the outer shaft sleeve (83) respectively and is fixedly connected with the second supporting cap (93) and the outer shaft sleeve (83);
the second driving assembly comprises a seventh cam (97), a fifth follower (98) and a rack (99), wherein the seventh cam (97) drives the fifth follower (98) to drive the rack (99) to reciprocate;
the rotating device comprises a circular fluted disc (100), a first pressing block (101) and a second pressing block (102) matched with the first pressing block (101), teeth meshed with a rack (99) are arranged around the fluted disc (100), two first protruding portions (103) are symmetrically arranged on the lower surface of the fluted disc (100), two second protruding portions (104) are arranged on the inner ring of the fluted disc (100), the connecting lines of the first protruding portions (103) and the second protruding portions (104) are in the same diameter, the second protruding portions (104) extend to the upper surface of the fluted disc (100), driving grooves matched with the first protruding portions (103) are respectively formed in the upper surfaces of the first pressing block (101) and the second pressing block (102), the first protruding portions (103) are respectively buckled in the driving grooves, and the first pressing block (101) is connected with the second pressing block (102) through a third stretching spring to enable the first pressing block (101) and the second pressing block (102) to clamp a PIN band;
The rotating device is arranged below the second pressing device so that the PIN needle material belt enters the middle of the rotating device, the upper end of the first pressing shaft (79) is arranged on the lower surface of the fluted disc (100) so that the edge of the jacking fluted disc (100) separates the first pressing block (101) from the second pressing block (102) through the first bulge (103) when the first pressing shaft (79) moves upwards, meanwhile, the lower end of the second pressing shaft (82) is in contact connection with the upper surface of the fluted disc (100) so that the fluted disc (100) is jacked when the first pressing shaft (79) moves upwards, the second pressing shaft (82) is jacked through the fluted disc (100), and the pressing rod (87) is jacked through the second pressing shaft (82) to loosen the PIN needle material belt; the rack (99) is meshed with the fluted disc (100) to enable the rotating part (34) to rotate by more than 90 degrees, and the second protruding part (104) is buckled on the lower surface of the inner shaft sleeve (85) to enable the fluted disc (100) to rotate synchronously with the inner shaft sleeve (85).
9. The handpiece of a twist-off insertion machine according to claim 1, wherein: the PIN needle implantation mechanism comprises a third drive assembly and a turntable (109),
A plurality of station assemblies are arranged along the radial direction of the turntable (109), each station assembly comprises a station (110) and a pin connecting mechanism, a slide rail (112) is arranged on the station (110) along the radial direction, and the pin connecting mechanisms are connected in the slide rails (112) in a sliding manner and are fixedly connected with the turntable (109) through fourth extension springs (113) so as to enable the pin connecting mechanisms to automatically reset;
the third driving assembly simultaneously drives the pin connecting mechanisms on two adjacent stations (110) to move along the sliding rail (112) in the direction away from the axis of the turntable (109);
the driving mechanism (2) comprises a first output shaft (111), and the first output shaft (111) is fixedly connected with the rotary table (109).
10. The handpiece of a twist-off insertion machine according to claim 9, wherein: the third driving assembly comprises an eighth cam (114), a sixth driven piece (115), a first connecting arm (116), a second connecting arm (117), an L-shaped first hinging arm (118) and a second hinging arm (119), the driving mechanism (2) further comprises a second output shaft (120), the eighth cam (114) is sleeved on the second output shaft (120), the eighth cam (114) drives the sixth driven piece (115), one ends of the first connecting arm (116) and the second connecting arm (117) are hinged on the sixth driven piece (115) respectively, the other end of the first connecting arm (116) is hinged with one end of the first hinging arm (118), the inflection point of the first hinging arm (118) is hinged with the bracket (1), the other end of the first hinging arm (118) is connected with the contact pin mechanism in a contact manner to drive the contact pin mechanism to move along the sliding rail (112), the other end of the second connecting arm (117) is connected with the middle part of the second hinging arm (119), and one end of the second hinging arm (119) is connected with the contact pin mechanism of the driving mechanism (1) in a contact manner along the sliding rail;
The first output shaft (111) is perpendicular to the axial direction of the second output shaft (120), and the second output shaft (120) is arranged in parallel with the main driving shaft (3) and is connected with the main driving shaft (3) through a belt;
the PIN connecting mechanism comprises a box body (121), a first PIN connecting portion (122) and a second PIN connecting portion (123), the first PIN connecting portion (122) and the second PIN connecting portion (123) are hinged to the box body (121), a clamping nozzle (124) is formed by matching the upper end of the first PIN connecting portion (122) with the upper end of the second PIN connecting portion (123) to clamp a PIN PIN, and the lower end of the first PIN connecting portion (122) is connected with the lower end of the second PIN connecting portion (123) through a seventh compression spring (125) so that the clamping nozzle (124) is opened when the lower end of the first PIN connecting portion (122) or the lower end of the second PIN connecting portion (123) is pressed.
CN201711400374.2A 2017-12-22 2017-12-22 Machine head of twist-off insertion machine Active CN108134295B (en)

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CN111863663B (en) * 2020-07-28 2024-03-26 智汇轩田智能系统(杭州)有限公司 PIN automatic PIN inserting machine

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CN102882035A (en) * 2012-09-29 2013-01-16 余正明 USB (universal serial bus) connector socket, USB connector socket contact pin and socket manufacture method
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