CN115122074B - Automatic pin pressing device - Google Patents
Automatic pin pressing device Download PDFInfo
- Publication number
- CN115122074B CN115122074B CN202211064287.5A CN202211064287A CN115122074B CN 115122074 B CN115122074 B CN 115122074B CN 202211064287 A CN202211064287 A CN 202211064287A CN 115122074 B CN115122074 B CN 115122074B
- Authority
- CN
- China
- Prior art keywords
- workpiece
- pin shaft
- positioning
- pin
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses an automatic pin pressing device which comprises a workpiece feeding mechanism, a pin shaft mounting mechanism and a pin shaft clamping mechanism, wherein the workpiece feeding mechanism is used for conveying a workpiece to be provided with the pin shaft; the workpiece positioning mechanism is used for receiving the workpiece on the workpiece feeding mechanism; the pin shaft feeding mechanism is used for conveying pin shafts; the pin shaft positioning mechanism is used for bearing the pin shaft on the pin shaft feeding mechanism; the pin pressing mechanism is positioned above the pin shaft positioning mechanism and used for pressing a pin shaft positioned on the pin shaft positioning mechanism into a workpiece positioned on the workpiece positioning mechanism; and the blanking mechanism is arranged below the workpiece positioning mechanism and is used for ejecting the workpiece which is positioned on the workpiece positioning mechanism and provided with the pin shaft. The invention solves the problems of low pin pressing production efficiency, high labor cost and potential safety hazard.
Description
Technical Field
The invention relates to the technical field of automobile part assembling equipment, in particular to an automatic pin pressing device.
Background
The traditional pin pressing equipment generally uses a simple pin pressing machine and a positioning upper die and a positioning lower die, needs manual feeding, pin placing, pin pressing and blanking, is low in production efficiency and high in labor cost, and has the risk of pressing fingers of staff.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an automatic pin pressing device, and solves the problems of low pin pressing production efficiency, high labor cost and potential safety hazard.
(II) technical scheme
The invention adopts the scheme that the automatic pin pressing device solves the technical problem and comprises
The workpiece feeding mechanism is used for conveying a workpiece to be provided with the pin shaft;
the workpiece positioning mechanism is used for receiving the workpiece on the workpiece feeding mechanism;
the pin shaft feeding mechanism is used for conveying the pin shaft;
the pin shaft positioning mechanism is used for bearing a pin shaft on the pin shaft feeding mechanism;
the pin pressing mechanism is positioned above the pin shaft positioning mechanism and used for pressing a pin shaft positioned on the pin shaft positioning mechanism into a workpiece positioned on the workpiece positioning mechanism;
and the blanking mechanism is arranged below the workpiece positioning mechanism and is used for ejecting the workpiece which is positioned on the workpiece positioning mechanism and provided with the pin shaft.
Further, the workpiece positioning mechanism comprises a workpiece positioning rotary disc capable of rotating around the central axis of the workpiece positioning rotary disc, a plurality of workpiece positioning stations annularly arranged at the edge of the workpiece positioning rotary disc, and a first driving mechanism for driving the workpiece positioning rotary disc to rotate.
Preferably, the workpiece feeding mechanism comprises a first vibration disc conveying mechanism for sequentially arranging the workpieces, and the first vibration disc conveying mechanism comprises a workpiece conveying track and a vibration disc, wherein the workpiece conveying track is obliquely arranged from top to bottom, and the vibration disc is arranged below the workpiece conveying track; the lower end of the workpiece conveying rail is close to the workpiece positioning station, and the workpiece positioning station is provided with an opening communicated with the workpiece conveying rail.
Preferably, the below of work piece location carousel is provided with the fixed disk, wherein, work piece location carousel with the fixed disk is the disc type structure, just the diameter of axle of fixed disk is greater than the diameter of axle of work piece location carousel, work piece delivery track is close to the lower extreme of the one end of work piece location station supports and leans on the fixed disk.
Furthermore, a workpiece clamping mechanism for clamping the workpiece is arranged in the workpiece positioning station, the workpiece clamping mechanism comprises two movable clamping pieces which are symmetrically arranged and used for supporting the workpiece, an accommodating groove for accommodating the workpiece is formed between the two movable clamping pieces, and the middle parts of the two movable clamping pieces are arranged at intervals; the back surface of the movable clamping piece, which is far away from the accommodating groove, is an outward-protruding arc surface, and an arc dent part used for matching the arc surface is arranged in the workpiece positioning station; the movable clamping piece is connected with a spring hook which gives the movable clamping piece a sliding trend along the arc concave part towards the direction of approaching the other movable clamping piece; when the workpiece arranged in the accommodating groove does not apply force, the spring hook is in a free state, an acute included angle is formed between the bottom of the workpiece and the movable clamping piece, namely the two movable clamping pieces slide towards the mutually approaching direction, so that the mutually approaching ends tilt upwards, and the top ends of the movable clamping pieces are inclined; when force is applied to the workpiece arranged in the accommodating groove, the spring hook is in a stressed and stretched state, the bottom of the workpiece is tightly attached to the movable clamping piece, namely the top of the workpiece is stressed and then moves downwards, the workpiece gives downward force to the movable clamping piece, the movable clamping piece slides along the arc-shaped concave part, and one end close to the workpiece moves downwards to be parallel to the top end of the movable clamping piece and attached to the bottom of the workpiece, so that the workpiece is clamped and more stable, and the subsequent pin shaft is pressed accurately.
Further, the first driving mechanism comprises a first driving shaft matched on the workpiece positioning rotary disc, a first driven gear connected to the lower end of the first driving shaft, a driving gear meshed with the first driven gear, and a driving motor for driving the driving gear.
Specifically, the first driving shaft penetrates through the fixed disc to be connected to the workpiece positioning rotary disc, the driving shaft of the driving motor is rotatably connected to the fixed disc, and the driving gear is sleeved on the driving shaft to synchronously run.
Preferably, four workpiece positioning stations which are annularly arranged and are equidistantly arranged are arranged on the workpiece positioning turntable, the driving motor operates to drive the driving gear to operate, the driving gear operates to drive the first driven gear to synchronously rotate, and the rotating angle is 90 degrees every time, so that after the pin shaft press-in motion of one workpiece is completed, the other workpiece to be provided with the pin shaft rotates and operates to the position below the pin shaft positioning mechanism to perform the pin shaft press-in motion.
Furthermore, the pin shaft positioning mechanism comprises a pin shaft positioning turntable capable of rotating around the central axis of the pin shaft positioning turntable, a plurality of pin shaft positioning stations annularly arranged at the edge of the pin shaft positioning turntable, and a second driving mechanism for driving the pin shaft positioning turntable to rotate.
Preferably, the pin shaft feeding mechanism comprises a second vibration disc conveying mechanism for sequentially arranging the pin shafts, and the second vibration disc conveying mechanism comprises a pin shaft conveying track and a vibration disc, wherein the pin shaft conveying track is obliquely arranged from top to bottom, and the vibration disc is arranged below the pin shaft conveying track; the hinge pin conveying track is connected with a pipeline for the hinge pin to vertically fall down, the lower end opening of the pipeline is located right above the positioning hole, a gap is reserved between the pipeline and the hinge pin positioning piece, and therefore smooth rotating motion of the hinge pin positioning rotary table can be guaranteed under the condition that the hinge pin smoothly falls into the position behind the positioning hole.
Furthermore, the pin shaft positioning station comprises a pin shaft positioning part for accommodating the pin shaft, and a positioning hole which is communicated up and down and is used for adapting to the pin shaft and a plurality of positioning columns which are arranged in the positioning hole and are used for clamping the pin shaft are arranged in the pin shaft positioning part.
Preferably, the automatic pin pressing device comprises a working box body, a fixing plate for fixing the fixing plate is arranged in the working box body, the pin pressing mechanism comprises a fixing rod fixed on the fixing plate, a lead screw capable of sliding up and down along the fixing rod, a stepping motor connected with the lead screw and used for driving the lead screw to move up and down, and a pin pressing device connected to the other end of the lead screw and capable of sliding up and down along the inside of the positioning hole, when the pin pressing device is used, the stepping motor operates to drive the lead screw to ascend and descend, so that the depth of the pin pressing device pressing into the pin shaft is adjusted, and the pin shaft is pressed into a workpiece; the work box body is provided with openings for the workpiece conveying rail and the pin shaft conveying rail to extend out, so that feeding is facilitated, and the operation safety degree is high.
Furthermore, the second driving mechanism comprises a second driving shaft matched with the pin shaft positioning turntable, a second driven gear connected to the lower end of the second driving shaft, a driving gear meshed with the second driven gear, and a driving motor for driving the driving gear.
Preferably, four pin shaft positioning stations which are annularly arranged and are equidistantly arranged are arranged on the pin shaft positioning turntable, the driving motor operates to drive the driving gear to operate, the driving gear operates to drive the second driven gear to synchronously rotate, and the rotation angle of each time is 90 degrees, so that after the pin shaft pressing motion of one workpiece is completed, the other pin shaft rotates to operate to be above the workpiece positioned on the workpiece positioning station, and the pin shaft pressing of the next workpiece is performed; and a pin shaft positioning station at one end of the pin shaft positioning turntable, which is close to the workpiece positioning turntable, is positioned above a workpiece positioning station at one end of the workpiece positioning turntable, which is close to the pin shaft positioning turntable.
More preferably, the driving gear has in the meshing simultaneously first driven gear with second driven gear, then first driven gear with second driven gear quilt the rotatory motion of opposite direction is done in the driving gear drive, and turned angle is the same to carry out the rotatory motion of work piece location carousel and round pin axle location carousel simultaneously, and rotation angle is the same, after being convenient for assemble a work piece, another round pin axle and work piece are driven synchronous revolution, carry out the action that the work piece was impressed to next round pin axle, work efficiency is high, and control more accurately.
The pin shaft positioning mechanism further comprises a pressing device used for pressing a workpiece on the workpiece positioning mechanism, wherein the pressing device comprises a pressing part which is positioned above the workpiece positioning mechanism and can do up-and-down telescopic motion, and an elastic part which is connected to one end, far away from the workpiece positioning mechanism, of the pressing part and provides the pressing part with a force which always tends to move towards the workpiece positioning mechanism; the pressing device comprises a pressing piece, wherein the pressing piece is provided with a convex arc pressing surface at the bottom and can move up and down on the pressing part.
Preferably, the pin shaft positioning turntable is provided with one pressing device at the outer side of each pin shaft positioning station, and the pressing devices are used for applying force to the inner side of a workpiece and pressing the workpiece; when the workpiece positioning turntable rotates, one workpiece positioning station rotates to the position below the pin shaft positioning station, in the rotating process, the workpiece is slowly arranged at the lower end of the pressing part along the arc pressing surface, and at the moment, the pressing part applies force to the workpiece to enable the workpiece to be pressed on the workpiece clamping mechanism.
Further, the blanking mechanism comprises an ejector piece which can move towards or away from the workpiece positioning mechanism, and an ejection air cylinder which can power the ejector piece; the workpiece positioning mechanism comprises a through hole for the ejection piece to pass through, the ejection piece comprises an arc-shaped surface protruding outwards from top to bottom, and the topmost end of the arc-shaped surface is located below the inner end of a workpiece of the workpiece positioning mechanism and below the outer end of the workpiece positioning mechanism.
Preferably, a through hole communicated with the through hole is formed in the fixed disc above the blanking mechanism; the ejection cylinder is arranged below the fixed disc, and an output shaft of the ejection cylinder is connected with the ejection piece; when the workpiece subjected to pin pressing is rotated to be positioned above the ejection piece, the ejection cylinder operates to drive the ejection piece to move upwards and eject the workpiece out of the workpiece positioning turntable.
Furthermore, the automatic pin pressing device further comprises a workpiece guide piece arranged at one end, close to the pin shaft positioning mechanism, of the workpiece positioning mechanism, the workpiece guide piece comprises a guide extension part exceeding the workpiece positioning mechanism, and the guide extension part is provided with a ball plunger used for positioning a workpiece.
Preferably, the workpiece guide is integrally formed on the fixed disc, the workpiece on the workpiece positioning rotary disc is separated from the second driving shaft, so that collision or interference of the workpiece is avoided, and in the sliding process, the workpiece slides along the inner wall of the workpiece guide to position the workpiece, so that the position of the workpiece mounting pin shaft slides to the position below the pin shaft positioning piece accurately without deviation; the ball plunger is used for positioning a workpiece and can limit the workpiece to move back and forth.
(III) advantageous effects
Compared with the prior art, the automatic pin pressing device provided by the invention solves the problems of low pin pressing production efficiency, high labor cost and potential safety hazard.
Drawings
FIG. 1 is a schematic view of an automatic pin pressing device according to the present embodiment;
FIG. 2 is a schematic structural diagram of an automatic pin pressing device according to the present embodiment;
FIG. 3 is a schematic view of a workpiece positioning mechanism according to the present embodiment;
FIG. 4 is an enlarged view of the point A in FIG. 3;
FIG. 5 is a schematic view of the pin positioning mechanism of the present embodiment;
FIG. 6 is an enlarged view of the point B in FIG. 5;
fig. 7 is a schematic cross-sectional view of the pin positioning mechanism according to the present embodiment;
fig. 8 is another schematic angle view of the pin positioning mechanism of the present embodiment;
FIG. 9 is a schematic view of the blanking mechanism and the workpiece in this embodiment;
fig. 10 is a schematic view showing the engagement of the work clamping mechanism of the present embodiment with the work.
Description of reference numerals: 1. a workpiece feeding mechanism; 11. a first vibratory pan conveying mechanism; 111. a workpiece conveying rail; 2. a workpiece positioning mechanism; 21. a workpiece positioning turntable; 22. a workpiece positioning station; 221. an opening part; 23. a workpiece clamping mechanism; 231. a movable clamp member; 231-1, arc surface; 232. accommodating grooves; 233. a circular arc recess; 234. a spring hook; 24. a pass-through port; 25. fixing the disc; 251. perforating; 3. a pin shaft feeding mechanism; 31. a second vibratory pan conveying mechanism; 311. a pin shaft conveying track; 32. a pipeline; 4. a pin shaft positioning mechanism; 41. a pin shaft positioning turntable; 42. positioning a pin shaft; 421. a pin shaft positioning piece; 421-1, positioning holes; 421-2, positioning columns; 43. a pressing device; 431. a pressing part; 432. an elastic member; 433. a compression member; 433-1, arc pressing surface; 5. a pin pressing mechanism; 51. a fixing rod; 52. a lead screw; 53. a stepping motor; 54. a pin presser; 6. a blanking mechanism; 61. ejecting the part; 611. an arc-shaped surface; 62. ejecting out the cylinder; 7. a workpiece guide; 71. a guide extension portion; 8. a ball plunger; 9. a working box body; 91. a fixing plate; 101. a first drive shaft; 102. a first driven gear; 103. a driving gear; 104. a drive motor; 105. a second drive shaft; 106. a second driven gear; a. a workpiece; b. and (7) a pin shaft.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In this embodiment:
as shown in fig. 1-2, the automatic pin pressing device of the present embodiment includes a workpiece feeding mechanism 1 for conveying a workpiece a to be provided with a pin shaft; the workpiece positioning mechanism 2 is used for receiving the workpiece a on the workpiece feeding mechanism 1; the pin shaft feeding mechanism 3 is used for conveying the pin shaft b; the pin shaft positioning mechanism 4 is used for bearing the pin shaft b on the pin shaft feeding mechanism 3; the pin pressing mechanism 5 is positioned above the pin shaft positioning mechanism 4 and used for pressing a pin shaft b positioned on the pin shaft positioning mechanism 4 into a workpiece a positioned on the workpiece positioning mechanism 2; and the blanking mechanism 6 is arranged below the workpiece positioning mechanism 2 and is used for ejecting the workpiece a which is positioned on the workpiece positioning mechanism 2 and provided with the pin shaft b.
As shown in fig. 2-4 and 10, the workpiece positioning mechanism 2 further includes a workpiece positioning turntable 21 capable of rotating around its own central axis, four workpiece positioning stations 22 annularly arranged at the edge of the workpiece positioning turntable 21, and a first driving mechanism for driving the workpiece positioning turntable 21 to rotate. Preferably, the workpiece feeding mechanism 1 comprises a first vibration disk conveying mechanism 11 for sequentially arranging the workpieces a, and the first vibration disk conveying mechanism 11 comprises a workpiece conveying track 111 and a vibration disk arranged below the workpiece conveying track 111, wherein the workpiece conveying track 111 is obliquely arranged from top to bottom; the lower end of the workpiece conveying rail 111 is disposed near the workpiece positioning station 22, and the workpiece positioning station 22 is provided with an opening 221 communicated with the workpiece conveying rail 111. Preferably, a fixed disk 25 is arranged below the workpiece positioning rotary disk 21, wherein the workpiece positioning rotary disk 21 and the fixed disk 25 are of a disc type structure, the diameter of the shaft of the fixed disk 25 is larger than that of the shaft of the workpiece positioning rotary disk 21, and the lower end of one end of the workpiece conveying track 111, which is close to the workpiece positioning station 22, abuts against the fixed disk 25. Further, a workpiece clamping mechanism 23 for clamping the workpiece a is arranged in the workpiece positioning station 22, the workpiece clamping mechanism 23 includes two movable clamping pieces 231 which are symmetrically arranged and used for supporting the workpiece a, an accommodating groove 232 for accommodating the workpiece a is formed between the two movable clamping pieces 231, and the two movable clamping pieces 231 are arranged at intervals; the back surface of the movable clamping piece 231, which is away from the accommodating groove 232, is a convex arc surface 231-1, and an arc concave part 233 used for matching with the arc surface 231-1 is arranged in the workpiece positioning station 22; a spring hook 234 for providing the movable clamping piece 231 with a sliding trend along the arc-shaped concave part 233 towards the other movable clamping piece 231 is connected to the movable clamping piece 231; when the workpiece a placed in the accommodating groove 232 is not applied with force, the spring hook 234 is in a free state, an acute included angle is formed between the bottom of the workpiece a and the movable clamping member 231, that is, the two movable clamping members 231 slide towards the direction of approaching each other, so that the ends of the movable clamping members 231 tilt upwards, and the top ends of the movable clamping members 231 tilt; when a force is applied to the workpiece a placed in the accommodating groove 232, the spring hook 234 is in a stressed and stretched state, the bottom of the workpiece a is tightly attached to the movable clamping member 231, that is, the top of the workpiece a is stressed and then moves downwards, the workpiece a applies a downward force to the movable clamping member 231, so that the workpiece a slides along the arc-shaped concave part 233, and the ends close to each other move downwards to the top end of the movable clamping member 231 and are parallel to and attached to the bottom of the workpiece a, so that the workpiece a is clamped, and is more stable, and the subsequent pin shaft b can be pressed in accurately. Further, the first driving mechanism includes a first driving shaft 101 fitted to the workpiece positioning turntable 21, a first driven gear 102 connected to a lower end of the first driving shaft 101, a driving gear 103 engaged with the first driven gear 102, and a driving motor 104 for powering the driving gear 103. Specifically, the first driving shaft 101 penetrates through the fixed disk 25 to be connected to the workpiece positioning turntable 21, the driving shaft of the driving motor 104 is rotatably connected to the fixed disk 25, and the driving gear 103 is sleeved on the driving shaft to synchronously operate. Preferably, four workpiece positioning stations 22 which are annularly arranged and are equidistantly arranged are arranged on the workpiece positioning turntable 21, the driving motor 104 operates to drive the driving gear 103 to operate, the driving gear 103 operates to drive the first driven gear 102 to synchronously rotate, and the rotating angle is 90 degrees each time, so that after the pin shaft b press-in motion of one workpiece a is completed, the other workpiece a to be provided with a pin shaft rotates to move to the position below the pin shaft positioning mechanism 4 to perform the pin shaft b press-in motion.
As shown in fig. 2, 6-8, further, the pin positioning mechanism 4 includes a pin positioning turntable 41 capable of performing a rotation motion around its own central axis, four pin positioning stations 42 annularly disposed at an edge of the pin positioning turntable 41, and a second driving mechanism for driving the pin positioning turntable 41 to perform a rotation motion. Preferably, the pin shaft feeding mechanism 3 includes a second vibration disc conveying mechanism 31 for sequentially arranging the pin shafts b, and the second vibration disc conveying mechanism 31 includes a pin shaft conveying track 311 arranged obliquely from top to bottom and a vibration disc arranged below the pin shaft conveying track 311; one end of the pin conveying track 311 close to the pin positioning station 42 is connected to a pipe 32 for the pin b to vertically fall down, an opening at a lower end of the pipe 32 is located right above the positioning hole 421-1, and a gap is formed between the pipe 32 and the pin positioning part 421, so that smooth rotation of the pin positioning turntable 41 can be ensured under the condition that the pin b smoothly falls into the positioning hole 421-1. Further, the pin positioning station 42 includes a pin positioning element 421 for accommodating the pin b, and a positioning hole 421-1 penetrating up and down and adapted to the pin b and four positioning columns 421-2 arranged in the positioning hole 421-1 and used for clamping the pin b are arranged in the pin positioning element 421. Preferably, the automatic pin pressing device includes a work box 9, a fixing plate 91 for fixing the fixing plate 25 is arranged in the work box 9, the pin pressing mechanism 5 includes a fixing rod 51 fixed on the fixing plate 91, a lead screw 52 capable of sliding up and down along the fixing rod 51, a stepping motor 53 connected with the lead screw and used for driving the lead screw 52 to move up and down, and a pin pressing device 54 connected to the other end of the lead screw 52 and capable of sliding up and down along the inside of the positioning hole 421-1, wherein a sliding bush is arranged between the lead screw 52 and the fixing rod 51, so that the sliding is smoother; when the device is used, the stepping motor 53 operates to drive the lead screw 52 to ascend and descend, so that the depth of the pin pressing device 54 pressed into the pin b is adjusted, and the pin b is pressed into a workpiece a; the work box 9 is provided with openings for the workpiece conveying rail 111 and the pin shaft conveying rail 311 to extend out, so that feeding is facilitated, and the operation safety is high. Further, the second driving mechanism includes a second driving shaft 105 engaged with the pin positioning dial 41, a second driven gear 106 connected to a lower end of the second driving shaft 105, a driving gear 103 engaged with the second driven gear 106, and a driving motor 104 for driving the driving gear 103. Preferably, four pin locating stations 42 which are annularly arranged and are equidistantly arranged are arranged on the pin locating turntable 41, the driving motor 104 operates to drive the driving gear 103 to operate, the driving gear 103 operates to drive the second driven gear 106 to synchronously rotate, and the rotation angle of each time is 90 degrees, so that after the pin b of one workpiece a is pressed into the workpiece b, the other pin b rotates to move to the position above the workpiece a on the workpiece locating station 22, and the pin b of the next workpiece a is pressed into the workpiece b; a pin positioning station 42 on the pin positioning rotary table 41, which is close to one end of the workpiece positioning rotary table 21, is located above a workpiece positioning station 22 on the workpiece positioning rotary table 21, which is close to one end of the pin positioning rotary table 41. In this embodiment, the driving gear 103 is engaged with the first driven gear 102 and the second driven gear 106 simultaneously, so that the first driven gear 102 and the second driven gear 106 are driven by the driving gear 103 to rotate in opposite directions, and the rotation angles are the same, so as to simultaneously perform the rotation motions of the workpiece positioning turntable 21 and the pin shaft positioning turntable 41, and the rotation angles are the same, so that after a workpiece a is assembled, another pin shaft b and the workpiece a are driven to synchronously rotate to perform the action of pressing the next pin shaft b into the workpiece a, and the working efficiency is high, and the control is more accurate.
As shown in fig. 7-8, further, the pin positioning mechanism 4 further includes a pressing device 43 for pressing the workpiece on the workpiece positioning mechanism 2, where the pressing device 43 includes a pressing portion 431 located above the workpiece positioning mechanism 2 and capable of performing up-and-down telescopic movement, and an elastic member 432 connected to an end of the pressing member away from the workpiece positioning mechanism 2 and giving the pressing member a force tending to move toward the workpiece positioning mechanism 2 all the time; the pressing device 43 comprises a pressing member 433 provided with a bottom part with a convex arc pressing surface 433-1 for allowing the pressing part 431 to move up and down. Preferably, the pin shaft positioning turntable 41 is provided with one pressing device 43 at the outer side of each pin shaft positioning station 42, and the pressing devices 43 are used for applying force to the inner side of the workpiece a and pressing the workpiece a; when the workpiece positioning rotary table 21 rotates to make one workpiece positioning station 22 rotate to the lower part of the pin shaft positioning station 42, in the rotating process, the workpiece a is slowly placed at the lower end of the pressing part 431 along the circular arc pressing surface 433-1, and at this time, the pressing part 433 applies force to the workpiece a to press the workpiece a on the workpiece clamping mechanism 23.
As shown in fig. 3-4 and 9, further, the blanking mechanism 6 includes an ejector 61 movable toward or away from the workpiece positioning mechanism 2, and an ejector cylinder 62 for powering the ejector 61; wherein, work piece positioning mechanism 2 includes the confession the through-hole 24 that liftout piece 61 passes through, liftout piece 61 includes the arcwall face 611 of evagination from top to bottom, just the topmost of arcwall face 611 is located work piece positioning mechanism 2's work piece a's inner below, the least significant end is located work piece positioning mechanism 2's work piece a's outer end below. Preferably, a through hole 251 communicated with the through hole 24 is formed in the fixed disc 25 above the blanking mechanism 6; wherein, the ejection cylinder 62 is arranged below the fixed disk 25, and the output shaft of the ejection cylinder 62 is connected with the ejection piece 61; when the workpiece a subjected to the pin pressing is rotated to be positioned above the ejector member 61, the ejection cylinder 62 is operated to drive the ejector member 61 to move upwards, and the workpiece a is ejected out of the workpiece positioning turntable 21.
As shown in fig. 1-2, further, the automatic pin pressing device further includes a workpiece guide 7 disposed at one end of the workpiece positioning mechanism 2 close to the pin shaft positioning mechanism 4, the workpiece guide 7 includes a guide extension portion 71 beyond the workpiece positioning mechanism 2, and the guide extension portion 71 is provided with a ball plunger 8 for positioning a workpiece a. Preferably, the workpiece guide 7 is integrally formed on the fixed disk 25, and separates the workpiece a on the workpiece positioning turntable 21 from the second driving shaft 105, so as to avoid collision or interference of the workpiece a, and in the sliding process, the workpiece a slides along the inner wall of the workpiece guide 7, so that the workpiece a can be positioned, and the position of the workpiece a where the pin shaft b is installed slides to the position below the pin shaft positioning piece 421 accurately, and does not deviate; the ball plunger 8 is used for positioning the workpiece a and can limit the workpiece a to move back and forth.
The working principle of the embodiment is as follows:
during operation, the pin b is conveyed to a waiting position on the pin positioning station 42 through the pin feeding mechanism 3, positioning is realized through a positioning column 421-2 in a positioning hole 421-1 of a pin positioning piece 421 in the waiting position, and then the pin positioning turntable 41 rotates through the lower driving gear 103 to drive the second driven gear 106 to rotate 90 degrees in the anticlockwise direction until the position is below a pin pressing device 54 in the pin pressing mechanism 5; a workpiece a is conveyed to a workpiece positioning station 22 on the workpiece positioning turntable 21 through a first vibrating disc conveying mechanism 11 of the workpiece feeding mechanism 1, when a driving gear 103 rotates to drive a second driven gear 106, the first driven gear 102 at the lower end of the workpiece positioning mechanism 2 is synchronously driven to rotate 90 degrees clockwise, the workpiece positioning turntable 21 conveys the workpiece a to the position below a pin shaft positioning turntable 41 corresponding to the center of a pin shaft waiting position, the workpiece a slides to a ball plunger 8 along a workpiece guide 7 on a fixed disc 25 to be limited to move through the workpiece guide 7, and is pressed tightly by a pressing device 43 below the pin shaft positioning station 42 and drives a workpiece clamping mechanism 23 on the workpiece positioning mechanism 2 to clamp the workpiece a; the pin presser 54 drives the screw rod to descend through the stepping motor 53 of the pin pressing mechanism 5 to press the pin, after the pin pressing is completed, the workpiece positioning turntable 21 and the pin shaft positioning turntable 41 continue to synchronously rotate the first driven gear 102 and the second driven gear 106 through the lower end driving gear 103 to rotate for 90 degrees, when the workpiece a subjected to the pin pressing is positioned above the blanking mechanism 6, the blanking mechanism 6 ascends through the ejection cylinder 62, and the ejection piece 61 ejects the workpiece a out of the station.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (7)
1. The utility model provides an automatic pressure round pin device which characterized in that: the automatic pin pressing device comprises
The workpiece feeding mechanism (1) is used for conveying a workpiece (a) to be provided with a pin shaft (b);
the workpiece positioning mechanism (2) is used for receiving the workpiece (a) on the workpiece feeding mechanism (1);
the pin shaft feeding mechanism (3) is used for conveying the pin shaft (b);
the pin shaft positioning mechanism (4) is used for bearing the pin shaft (b) on the pin shaft feeding mechanism (3);
the pin pressing mechanism (5) is positioned above the pin shaft positioning mechanism (4) and used for pressing a pin shaft (b) positioned on the pin shaft positioning mechanism (4) into a workpiece (a) positioned on the workpiece positioning mechanism (2);
the blanking mechanism (6) is arranged below the workpiece positioning mechanism (2) and is used for ejecting the workpiece (a) which is positioned on the workpiece positioning mechanism (2) and is provided with the pin shaft (b);
the workpiece positioning mechanism (2) comprises a workpiece positioning rotary disc (21) capable of performing rotary motion around the central axis of the workpiece positioning rotary disc, a plurality of workpiece positioning stations (22) annularly arranged at the edge of the workpiece positioning rotary disc (21), and a first driving mechanism for driving the workpiece positioning rotary disc (21) to perform rotary motion;
a workpiece clamping mechanism (23) for clamping a workpiece (a) is arranged in the workpiece positioning station (22), the workpiece clamping mechanism (23) comprises two movable clamping pieces (231) which are symmetrically arranged and used for supporting the workpiece (a), and an accommodating groove (232) for accommodating the workpiece (a) is formed between the two movable clamping pieces (231); the back surface of the movable clamping piece (231) departing from the accommodating groove (232) is an arc surface (231-1), and an arc sunken part (233) used for being matched with the arc surface (231-1) is arranged in the workpiece positioning station (22); a spring hook (234) which gives the movable clamping piece (231) a sliding trend along the arc-shaped concave part (233) towards the direction of approaching the other movable clamping piece (231) is connected to the movable clamping piece (231); when the workpiece (a) arranged in the accommodating groove (232) does not apply force, the spring hook (234) is in a free state, and an acute included angle is formed between the bottom of the workpiece (a) and the movable clamping piece (231); when a force is applied to the workpiece (a) placed in the accommodating groove (232), the spring hook (234) is in a stressed and stretched state, and the bottom of the workpiece (a) is tightly attached to the movable clamping piece (231);
the pin shaft positioning mechanism (4) further comprises a pressing device (43) used for pressing a workpiece (a) on the workpiece positioning mechanism (2), wherein the pressing device (43) comprises a pressing part (431) which is located above the workpiece positioning mechanism (2) and can do up-and-down telescopic motion, and an elastic part (432) which is connected to one end, far away from the workpiece positioning mechanism (2), of the pressing part (431) and gives a force which is always close to the movement trend of the workpiece positioning mechanism (2) to the pressing part (431).
2. The automatic pin depressing device according to claim 1, wherein: the first driving mechanism comprises a first driving shaft (101) matched on the workpiece positioning turntable (21), a first driven gear (102) connected to the lower end of the first driving shaft (101), a driving gear (103) meshed with the first driven gear (102), and a driving motor (104) for driving the driving gear (103).
3. The automatic pin depressing device according to claim 1 or 2, wherein: the pin shaft positioning mechanism (4) comprises a pin shaft positioning turntable (41) capable of rotating around the central axis of the pin shaft positioning mechanism, a plurality of pin shaft positioning stations (42) which are annularly arranged at the edge of the pin shaft positioning turntable (41), and a second driving mechanism for driving the pin shaft positioning turntable (41) to rotate.
4. The automatic pin depressing device according to claim 3, wherein: the pin shaft positioning station (42) comprises a pin shaft positioning part (421) used for accommodating a pin shaft (b), wherein a positioning hole (421-1) which is communicated up and down and used for being matched with the pin shaft (b) and a plurality of positioning columns (421-2) which are arranged in the positioning hole (421-1) and used for clamping the pin shaft (b) are arranged in the pin shaft positioning part (421).
5. The automatic pin depressing device according to claim 3, wherein: the second driving mechanism comprises a second driving shaft (105) matched with the pin shaft positioning turntable (41), a second driven gear (106) connected to the lower end of the second driving shaft (105), a driving gear (103) meshed with the second driven gear (106), and a driving motor (104) for driving the driving gear (103).
6. The automatic pinning device of claim 1, wherein: the blanking mechanism (6) comprises an ejector piece (61) which can move towards the workpiece positioning mechanism (2) or away from the workpiece positioning mechanism, and an ejector air cylinder (62) which powers the ejector piece (61); wherein, work piece positioning mechanism (2) are including supplying through-hole (24) that liftout piece (61) pass through, liftout piece (61) are including arcwall face (611) from top to bottom evagination, just the topmost of arcwall face (611) is located the outer end below of work piece (a) of work piece positioning mechanism (2) inner below, the least significant end is located work piece (a) of work piece positioning mechanism (2).
7. The automatic pinning device of claim 1, wherein: the automatic pin pressing device is characterized by further comprising a workpiece guide piece (7) arranged at one end of the pin shaft positioning mechanism (4) and close to the workpiece positioning mechanism (2), wherein the workpiece guide piece (7) comprises a guide extension part (71) exceeding the workpiece positioning mechanism (2), and the guide extension part (71) is provided with a ball plunger (8) used for positioning a workpiece (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211064287.5A CN115122074B (en) | 2022-09-01 | 2022-09-01 | Automatic pin pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211064287.5A CN115122074B (en) | 2022-09-01 | 2022-09-01 | Automatic pin pressing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115122074A CN115122074A (en) | 2022-09-30 |
| CN115122074B true CN115122074B (en) | 2022-12-16 |
Family
ID=83387184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211064287.5A Active CN115122074B (en) | 2022-09-01 | 2022-09-01 | Automatic pin pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115122074B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120040991A (en) * | 2010-10-20 | 2012-04-30 | 현대중공업 주식회사 | Pin press apparatus |
| KR20210050739A (en) * | 2019-10-29 | 2021-05-10 | (주)수성이엔지 | Wheelset press |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1138288A1 (en) * | 1983-03-24 | 1985-02-07 | Научно-Исследовательский И Конструкторско-Технологический Институт Приборостроения | Semiautomatic machine for assembling units by rolling |
| CN101870062B (en) * | 2009-04-24 | 2013-06-19 | 中山市美捷时喷雾阀有限公司 | Automatic assembling machine for lotion pump |
| KR101298202B1 (en) * | 2011-03-25 | 2013-08-20 | (주) 한창엔프라 | Filter assembly of solenoid valve for ball check valve type anti-lock brake system and manufacturing method thereof |
| CN103692187B (en) * | 2013-12-13 | 2016-08-17 | 中山市美捷时包装制品有限公司 | A kind of self-locking pump process equipment for assembling curved nozzle and the pump housing |
| CN103769847B (en) * | 2013-12-19 | 2016-05-18 | 中山市加贝五金模具有限公司 | A kind of automatic assembling for emulsion pumps and packing ring assembling |
| KR101641153B1 (en) * | 2015-04-27 | 2016-07-21 | 화성정밀 (주) | Bushing press-fit parts for manufacturing equipment |
| CN207917913U (en) * | 2018-01-30 | 2018-09-28 | 湖北中能锂电科技有限公司 | A kind of lithium battery pressing machine shedding mechanism |
| CN209169295U (en) * | 2019-01-16 | 2019-07-26 | 宁波必霸能源有限公司 | Match sealing ring wheel disc feeding mechanism and device in top |
| CN214025494U (en) * | 2020-10-24 | 2021-08-24 | 佛山市顺德区捷永电器实业有限公司 | Automatic lamps and lanterns erection equipment of pressure equipment |
| CN216462929U (en) * | 2021-11-25 | 2022-05-10 | 沈阳思拓威源机械制造有限公司 | Small-size multi-functional nut pressfitting frock |
-
2022
- 2022-09-01 CN CN202211064287.5A patent/CN115122074B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120040991A (en) * | 2010-10-20 | 2012-04-30 | 현대중공업 주식회사 | Pin press apparatus |
| KR20210050739A (en) * | 2019-10-29 | 2021-05-10 | (주)수성이엔지 | Wheelset press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115122074A (en) | 2022-09-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106826160B (en) | Dispensing pressure maintaining device and method | |
| CN204523957U (en) | Circular flange automatic punch machine | |
| CN108465936A (en) | A kind of automatic assembly welding mechanism of impeller | |
| CN115122074B (en) | Automatic pin pressing device | |
| CN115246043A (en) | Sliding table type laser welding machine | |
| CN116727519B (en) | Plate stamping forming device | |
| CN208246056U (en) | A kind of automatic assembly welding mechanism of impeller | |
| CN208450913U (en) | A kind of prepackage welder of impeller blade and cover board | |
| CN115922294A (en) | Press mounting equipment for belt wheel and bearing | |
| CN111093332A (en) | Roughness lifting device for copper plate of integrated circuit | |
| CN113426628B (en) | Dispensing equipment for lamp production | |
| CN113083622B (en) | Feather gluing optimizing mechanism in badminton production system | |
| CN207858174U (en) | Crawl and assembling device | |
| CN115411339A (en) | Lithium battery module assembly production process | |
| CN208556645U (en) | A kind of four work station point glue laminated riveting all-in-one machine of LEDbulb lamp | |
| CN112108604A (en) | Automatic riveting set of rib | |
| CN116944534B (en) | Lathe tool that autogyration was compressed tightly | |
| CN220683929U (en) | Feeding auxiliary tool | |
| CN217451654U (en) | Rotatory transfer of explosion-proof cap and punching press integer device | |
| CN110572953A (en) | crystal diode sleeve pipe bending assembly | |
| CN209795904U (en) | Capping machine | |
| CN215358236U (en) | Automatic tooth assembly machine that is geared to high-efficient high accuracy of bottle lid | |
| CN215546606U (en) | Balance seat assembling equipment | |
| CN219116599U (en) | Suction nozzle rod lifting control cam device | |
| CN220312422U (en) | Angle mill protecgulum assembly machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |