CN111618570B - Automatic workpiece combination machine - Google Patents

Abstract

The invention discloses an automatic workpiece combination machine which comprises a workbench, wherein a driving disc mechanism is movably arranged at the top of the workbench, the driving disc mechanism comprises a rotary disc and a conveying ring, the rotary disc is arranged on the surface of the top of the workbench, and the rotary disc is movably positioned in the inner cavity of the conveying ring. The invention not only realizes the purpose of driving the conveying ring to intermittently rotate and feed, and conveniently carries out feeding, combination and discharging when intermittently pausing by arranging the driving disc mechanism, but also realizes the purpose of driving the nut piece to be automatically screwed on the bolt piece by the turntable and the fixed ring by rotating and pulling the sliding block of the sliding feeding mechanism to push, and pushes down the combined workpieces to complete the automatic discharging operation when the discharging rod on the linkage rod retreats, thereby solving the problems of low semi-automatic operation efficiency and high cost of the existing combination device, improving the production efficiency and facilitating the operation.

Description

Automatic workpiece combination machine

Technical Field

The invention relates to the technical field of workpiece combination, in particular to an automatic workpiece combination machine.

Background

The screw refers to a screw and a bolt, and is a tool for fastening machine parts of an object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and friction of the object. The screw is a common term for fasteners, the everyday word of mouth, the screw is also known as the industry rice, divided by the shape of the head: hexagonal, round, square, countersunk, etc., so that screws are used very widely in mechanical design assemblies.

The existing bolt is mainly riveted by a worker operating a common machine tool, the workpiece is firstly stringed on the bolt by the worker, then the nut is stringed on the bolt, and finally the nut is screwed on the bolt through a rotating device, so that the automatic production cannot be realized, the production efficiency is low, the labor cost is high, and the potential safety hazard exists in the manual and mechanical semi-automatic operation.

Disclosure of Invention

In order to overcome the above-mentioned defects in the prior art, embodiments of the present invention provide an automatic workpiece assembling machine, and the problems to be solved by the present invention are: when the existing bolt and the annular matching piece are combined, semi-automatic combination is performed through automatic feeding and manual combination, so that the efficiency is low, and the labor cost is high.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic workpiece combination machine comprises a workbench, wherein a driving disc mechanism is movably mounted at the top of the workbench and comprises a turntable and a conveying ring, the turntable is mounted on the surface of the top of the workbench, the turntable is movably located in the inner cavity of the conveying ring, a fixing ring is mounted at one side of the driving disc mechanism, a clamping groove is formed between the fixing ring and the turntable, the fixing ring is fixed at one side of the workbench through a mounting frame, a sliding feeding mechanism is mounted at the top of the workbench and is positioned at one side of the clamping groove of the sliding feeding mechanism, a positioning column is mounted at the top of the conveying ring, a clamping assembly is mounted at the top of the conveying ring and is positioned at one side of the positioning column, five groups of the positioning column and the clamping assembly are arranged, the positioning column and the clamping assembly are arranged in a staggered manner, a guide rail is mounted at the top of the workbench and is, the discharging hole is positioned at one end of the sliding feeding mechanism;

the rotary table comprises an eccentric shaft, the eccentric shaft is arranged on the surface of the bottom of an inner cavity of the rotary table, a driving rod, a first linkage rod and a second linkage rod are respectively inserted and connected to one side of the eccentric shaft in a penetrating manner, one end, close to the eccentric shaft, of the first linkage rod is located between the driving rod and the second linkage rod, one end, close to the eccentric shaft, of the first linkage rod is fixedly connected with one end of the driving rod, one ends of the first linkage rod, the second linkage rod and the driving rod are all rotated along with the eccentric shaft, a discharging rod is arranged on one side of the first linkage rod, one end of the second linkage rod is located at the top of one end of the first linkage rod, one end of the driving rod is provided with a first movable groove, a group of positioning columns is located in an inner cavity of the first movable groove, one end, far away from the eccentric shaft, of the first, one end of the second linkage rod is movably arranged at the top of the sliding feeding mechanism;

the sliding feeding mechanism comprises a sliding rail, a sliding block is slidably mounted at one end of an inner cavity of the sliding rail, a bolt is fixedly inserted into the top of the sliding block, one end of a second linkage rod penetrates through and is inserted into one side of the bolt, the circle centers of the bolt, the positioning shaft and the rotary table are on the same straight line, a bearing platform is mounted at the bottom of one end of the sliding rail, and the bearing platform is located between the sliding rail and the conveying ring.

Preferably, a bolt section of thick bamboo is installed to slide feed mechanism inner chamber one end bottom, a bolt section of thick bamboo includes the spring, a spring mounting is in bolt section of thick bamboo inner chamber bottom, spring top fixedly connected with backup pad, bolt section of thick bamboo inner chamber activity is equipped with bolt spare, and bolt spare is located the backup pad top, bolt section of thick bamboo one side has been seted up and has been windowed, it has the slide to peg graft in the activity of windowing top, and the slide is located bolt spare top.

Preferably, the centre gripping subassembly includes anchor clamps No. one, anchor clamps No. two are installed to anchor clamps one side, anchor clamps and No. two anchor clamps all include an arm lock and No. two arm locks, the equal fixedly connected with telescopic link in arm lock and No. two arm locks one side, telescopic link one end activity is pegged graft there is the sleeve pipe, and telescopic link one end is pegged graft in set pipe inner chamber, the sleeve pipe is fixed in the transport ring top, No. two springs are installed in the telescopic link outside, and No. two springs are located sleeve pipe one end.

Preferably, a first feeding groove, a second feeding groove and a third feeding groove are installed on one side of the workbench through a support frame, the first feeding groove is located on one side of the second feeding groove, the first feeding groove and the second feeding groove are located above the clamping assembly, a first annular piece is filled in an inner cavity of the first feeding groove, and a second annular piece is filled in an inner cavity of the second feeding groove.

Preferably, discharge trays are installed between the bottom of the first feeding groove and the bottom of the second feeding groove and at the bottom of the third feeding groove, a discharge opening is formed in one side of each discharge tray in a penetrating mode, and a second motor is installed at the top of each discharge tray.

Preferably, a gear is installed through the pivot in the carousel bottom, and a gear is located the workstation bottom, a gear one side meshing is connected with No. two gears, No. two motor are installed to the gear bottom.

Preferably, the installation blocks are installed at two ends of the top of the bolt barrel, the installation grooves are formed in two sides of the bottom of the sliding rail, and the installation blocks are located in inner cavities of the installation grooves.

Preferably, the surface of the bottom of the fixing ring is provided with a limiting ring, the limiting ring is of an annular structure, the diameter of the fixing ring is the same as that of the rotary table, the inner cavity of the third feeding groove is movably provided with a nut piece, the third feeding groove is located at the top of the discharge hole, the surface of the top of the rotary table is provided with a rubber pad, the rubber pad is located at the bottom of the fixing ring, the positioning column comprises a fixing column, the bottom of the fixing column is fixed on the surface of the top of the conveying ring, and the outer side of the.

Preferably, a clamping groove is formed in one side of the inner cavity of the guide rail, one end of the guide rail is located on one side of the bearing platform, and the tail end of the guide rail is closer to the conveying ring.

Preferably, a clamping groove is formed in one side of the inner cavity of the guide rail, and one end of the guide rail is located on one side of the bearing platform.

The invention has the technical effects and advantages that:

1. the invention not only realizes the intermittent rotation feeding of the transmission ring by the driving rod arranged on the eccentric shaft when the rotary table rotates by arranging the driving disc mechanism, and is convenient for feeding, combining and discharging when intermittent pause, but also realizes the automatic screwing of the nut member strung on the bolt member to the bolt member by driving the sliding block of the feeding mechanism at one end to push by the second linkage rod arranged on the eccentric shaft when the rotary table rotates, and the automatic discharging operation of the workpieces combined together by pushing down the discharging rod arranged at one side of the first linkage rod when the first linkage rod moves and retreats, thereby solving the problem that the prior combined device has low semi-automatic operation efficiency, the cost is high, the production efficiency is improved, and the operation is convenient;

2. according to the invention, five groups of clamping assemblies are arranged at the top of the conveying ring, so that when the conveying ring unloads, the second spring elastically supports the space between the telescopic rod and the sleeve, and when the conveying ring unloads, the top unloading disc extrudes the first ring part and the second ring part which are unloaded at the bottom, so that the conveying ring can automatically enter the space between the first clamping arm and the second clamping arm, and the elastic support enables workpieces to fall off from the first clamping arm and the second clamping arm due to the thrust of the unloading rod, so that the clamping assemblies facilitate loading and unloading through the second spring and the telescopic rod, a driving source is not needed, the energy-saving effect is achieved, and the structure is simple and convenient.

3. The sliding feeding mechanism is arranged, so that the sliding feeding mechanism can be matched with a bolt barrel at the bottom to store a bolt piece to be fed, and can push one end of the bolt piece into the rotary table to be stringed with the first annular piece and the second annular piece for combination through pushing of the sliding block.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a structural diagram of the middle slider in FIG. 4 in a forward-pushing state according to the present invention;

FIG. 5 is a schematic view of the retaining ring of FIG. 4 in a disassembled state;

FIG. 6 is a schematic top view of a drive plate mechanism according to the present invention;

FIG. 7 is a schematic side view of a driving disc mechanism according to the present invention;

FIG. 8 is a cross-sectional view of the positioning post of the present invention;

FIG. 9 is a schematic structural view of a sliding feed mechanism according to the present invention;

FIG. 10 is a schematic view of the upper charging barrel structure of the present invention;

FIG. 11 is a schematic view of the structure of the guide rail of the present invention;

FIG. 12 is a schematic top view of the discharge tray of the present invention;

FIG. 13 is a side view of the clamping assembly of the present invention;

FIG. 14 is a top view of the clamping assembly of the present invention;

FIG. 15 is a schematic diagram of a second state structure of the embodiment of FIG. 7 according to the present invention.

The reference signs are: 1. a work table; 2. a drive plate mechanism; 21. a turntable; 211. an eccentric shaft; 212. a drive rod; 2121. a first movable groove; 213. a first linkage rod; 2131. a second movable groove; 2132. positioning the shaft; 2133. a discharge rod; 214. a second linkage rod; 2141. a bolt; 215. a rubber pad; 22. a transfer ring; 221. a positioning column; 2211. a bearing; 2212. fixing a column; 222. a limiting ring; 3. a fixing ring; 31. a mounting frame; 32. a discharge opening; 4. a sliding feeding mechanism; 41. a slider; 42. a slide rail; 43. a bearing platform; 44. mounting grooves; 5. a bolt barrel; 51. windowing; 52. a bolt member; 53. a first spring; 54. a support plate; 55. mounting blocks; 56. a slide plate; 6. a clamping assembly; 61. a first clamp; 62. a second clamp; 611. a first clamping arm; 612. a second clamping arm; 613. a second spring; 614. a telescopic rod; 615. a sleeve; 7. a guide rail; 71. a card slot; 8. a first feeding groove; 81. a first annular member; 9. a feeding trough II; 91. a second annular member; 10. a support frame; 11. a first gear; 12. a second gear; 13. a first motor; 14. unloading the material tray; 141. a discharge opening; 142. a second motor; 15. a third feeding groove; 151. a nut member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

The invention discloses an environment-friendly construction waste forming and packaging machine, which is an automatic workpiece combination machine and comprises a workbench 1, and is characterized in that: the top of the workbench 1 is movably provided with a driving disc mechanism 2, the driving disc mechanism 2 comprises a turntable 21 and a conveying ring 22, the turntable 21 is arranged on the surface of the top of the workbench 1, the turntable 21 is movably positioned in the inner cavity of the conveying ring 22, a fixing ring 3 is arranged above the driving disc mechanism 2, a clamping groove is arranged between the fixing ring 3 and the turntable 21, the fixing ring 3 is positioned at the top of the turntable 21, the fixing ring 3 is fixed above the workbench 1 through a mounting frame 31, the top of the workbench 1 is provided with a sliding feeding mechanism 4, the sliding feeding mechanism 4 is positioned at one side of the driving disc mechanism 2, the top of the conveying ring 22 is provided with a positioning column 221, the top of the conveying ring 22 is provided with a clamping component 6, the clamping component 6 is positioned at one side of the positioning column 221, the positioning column 221 and the clamping component 6 are provided, the top of the workbench 1 is provided with a guide rail 7, the guide rail 7 is positioned on one side of the conveying ring 22, the top of the fixing ring 3 is provided with a discharge hole 32 in a penetrating manner, and the discharge hole 32 is positioned at one end of the sliding feeding mechanism 4;

the turntable 21 comprises eccentric shafts 211, the eccentric shafts 211 are arranged on the bottom surface of an inner cavity of the turntable 21, a driving rod 212, a first linkage rod 213 and a second linkage rod 214 are respectively inserted and connected to one side of the eccentric shafts 211, one end, close to the eccentric shafts 211, of the first linkage rod 213 is located between the driving rod 212 and the second linkage rod 214, one end, close to the eccentric shafts 211, of the first linkage rod 213 is fixedly connected with one end of the driving rod 212, one ends, close to the eccentric shafts 211, of the first linkage rod 213, one ends, close to the eccentric shafts 211, of the second linkage rod 214 are rotated along with the eccentric shafts 211, a discharging rod 2133 is arranged on one side of the first linkage rod 213, one end, close to the second linkage rod 214, of the second linkage rod 214 is located at the top of one end of the first linkage rod 213, one end, close to one end, of the driving rod 212, of the first linkage rod is, a positioning shaft 2132 penetrates through the inner cavity of the second movable groove 2131 in an inserted manner, the bottom of the positioning shaft 2132 is fixed on the top surface of the workbench 1, and one end of the second linkage rod 214 is movably mounted at the top of the sliding feeding mechanism 4;

the sliding feeding mechanism 4 comprises a sliding rail 42, a sliding block 41 is slidably mounted at one end of an inner cavity of the sliding rail 42, a bolt 2141 is fixedly inserted into the top of the sliding block 41, one end of a second linkage rod 214 penetrates through and is inserted into one side of the bolt 2141, the circle centers of the bolt 2141, the positioning shaft 2132 and the turntable 21 are on the same straight line, a bearing platform 43 is mounted at the bottom of one end of the sliding rail 42, and the bearing platform 43 is located between the sliding rail 42 and the conveying ring 22.

As shown in fig. 1 to 14, the implementation scenario specifically includes: in practical use, the first ring part 81, the second ring part 91 and the nut part 151 respectively enter the inner cavities of the first feeding groove 8, the second feeding groove 9 and the third feeding groove 15 through the vibrating disc, when one group of the five groups of clamping assemblies 6 passes through the bottom of the first feeding groove 8, the discharging disc 14 at the bottom between the first feeding groove 8 and the second feeding groove 9 is driven by the second motor 142 to rotate, so that the discharging opening 141 and the clamping assemblies 6 are vertically positioned on a vertical line, a group of the first ring parts 81 at the inner cavity of the first feeding groove 8 falls onto the first clamp 61 on the clamping assemblies 6, like the state of the point A in the specification and the attached drawing 5, the discharging opening 141 is staggered to block the bottom of the inner cavity of the first feeding groove 8, so that the clamping assemblies 6 fix the discharged workpieces, and meanwhile, the part of the discharging disc 14 without the discharging opening 141 supports the bottom of the inner cavity of the second feeding groove 9, the workpiece in the inner cavity is prevented from falling, after the first ring-shaped element 81 is fixed on the first clamp 61 of the clamping assembly 6, the turntable 21 continues to advance under the driving of the bottom driving device, when the workpiece arrives at the bottom of the second feeding groove 9, the discharge tray 14 rotates to transfer the discharge opening 141 to the bottom of the second feeding groove 9, so that the second ring-shaped element 91 in the inner cavity of the second feeding groove 9 falls down and is positioned on the second clamp 62 of the clamping assembly 6, only one group of first ring-shaped element 81 or second ring-shaped element 91 or nut element 151 is placed at the distance from the bottom of the discharge tray 14 to the conveying ring 22, the discharge tray 14 continues to rotate to enable the discharge opening 141 to leave the bottom of the inner cavity of the second feeding groove 9, meanwhile, the discharge tray 14 rotates to extrude the second ring-shaped element 91 falling to the bottom to the second clamp 62 on one side of the first clamp 61, and at this moment, as shown in the state of the point B in the specification and, the turntable 21 continues to advance to enable the clamping assembly 6 at the point B to operate to the state at the point C in the attached drawing 5, so that the driving rod 212 at the top, the first linkage rod 213 and the second linkage rod 214 rotate along with the eccentric shaft 211 when the turntable 21 rotates, the bottom of the end, close to the eccentric shaft 211, of the first linkage rod 123 is fixedly connected with the driving rod 212, the first linkage rod 213 and the driving rod 212 are always on the same straight line, the centers of the positioning shaft 2132, the bolt 2141 and the turntable 21 are on the same straight line, when the eccentric shaft 211 is far away from the positioning shaft 2132 at the other end of the first linkage rod 213, the first linkage rod 213 will move towards one end of the sliding feeding mechanism 4 along with the pulling of the eccentric shaft 211, the driving rod 212 is the same, when the driving rod 212 is close to the sliding feeding mechanism 4, the first movable groove 2121 at one end of the driving rod will be located outside of a group of positioning columns 221 in the five, and a set of positioning posts 221 are located in the inner cavity of the first movable groove 2121, as shown in fig. 3 of the specification, when the turntable 21 continues to advance, the driving rod 212 of the positioning post is moved forward and moved to the right side, so that the positioning post 221 in the inner cavity of the first movable groove 2121 is moved to the position of the next set of positioning posts 221 on the right side, and the position of the positioning post 221 adjacent to the right side of the first movable groove 2121 in the specification and the drawing 3, so that the positioning post 221 can be pushed by the driving rod 212 installed on the eccentric shaft 211 when the turntable 21 rotates, thereby driving the outer conveying ring 22 to rotate intermittently, the eccentric shaft 211 moves by just one turn, so that the driving rod 212 pushes one set of positioning posts 221 to move to the next set of positioning posts 221, so that the turntable 21 can drive the outer conveying ring 22 to perform intermittent motion, and each, when the clamping assembly 6 conveys the first ring piece 81 and the second ring piece 91 to the position C in the specification and the attached drawing 5, the first linkage rod 213 and the second linkage rod 214 move to the right side, and the first linkage rod 213 and the second linkage rod 214 are on the same straight line from the top, as in the state of the specification and the attached drawing 4, the first linkage rod 213 and the second linkage rod 214 are pulled towards one end of the positioning shaft 2132, so that the second linkage rod 214 pulls the sliding block 41 connected with one end to push towards the driving disc mechanism 2 along the sliding rail 42, so that the sliding block 41 pushes the bolt 52 at one end to push forwards, so that the bolt 52 penetrates through the second ring piece 91 and the first ring piece 81 on the clamping assembly 6, and the discharging disc 14 at the bottom of the cavity of the third discharging groove 15 rotates to discharge, so that one group of nut pieces 151 fall between the cavity of the fixing ring 3 and the clamping groove between the fixing ring 3 and the rotating disc 21 from the discharging, therefore, the bolt 52 pushed by the sliding block 41 penetrates through the inner cavity of the nut member 151 just strung between the first ring member 81 and the second ring member 91 fixed on the clamping assembly 6, and the rear end of the nut member 52 just runs through the inner cavity of the nut member 151 between the fixed ring 3 and the rotating disc 21, as shown in the specification and the attached fig. 7, and the nut of the bolt 52 just moves from the bearing platform 43 to the inner cavity of the slot 71 of the guide rail 7 on one side due to the rotation, and the nut just is stuck in the inner cavity of the slot 71 and can not roll due to the regular hexagon of the nut, and then the nut member 151 rolls between the fixed ring 3 and the rotating disc 21 when the rotating disc 21 rotates, so that the thread thereof is screwed on the bolt 52, thereby the first ring member 81 and the second ring member 91 clamped in the middle are pushed and locked towards the end of the nut, the tail end of the guide rail 7 is closer to the conveying ring 22, so that the bolt 52 thereof gradually moves towards, one end of the bolt piece 52 is forced to be against one end of the rotating disc 21, so that the nut piece 151 pushes the first annular piece 81 and the second annular piece 91 to the nut end of the bolt piece 52 more easily, when the bolt piece 52 moves along with the conveying ring 22 to be separated from the guide rail 7, the just one linkage rod 213 moves to one end of the positioning shaft 2132, the unloading rod 2133 on one side of the bolt piece is pushed to the bolt piece 52 which is combined together on one side, the first annular piece 81 and the second annular piece 91 are pushed down from the clamping assembly 6 to be unloaded, and the clamping assembly 6 enters the next cycle to fix workpieces and sequentially circulates after unloading as shown in a state of a point D in an attached figure 5 of the specification; through setting up the structure of the driving disk mechanism 2, the driving rod 212 arranged on the eccentric shaft 211 drives the conveying ring 22 to intermittently rotate and feed when the rotary disk 21 rotates, meanwhile, the second linkage rod 214 on the eccentric shaft 211 drives the sliding block 41 of the one-end sliding feeding mechanism 4 to push the bolt 52 and the first ring part 81, the second ring part 91 and the nut 151 to be automatically strung together when the rotary disk 21 rotates, and the fixed ring 3 arranged on the rotary disk 21 drives the nut 151 to be automatically screwed onto the bolt 52, and the first linkage rod 213 can make the discharging rod 2133 arranged on one side of the first linkage rod complete automatic discharging operation when moving and retreating, thereby solving the problems of low semi-automatic operation efficiency and high cost of the existing combination device, thereby improving the production efficiency and facilitating the operation.

A bolt section of thick bamboo 5 is installed to 4 inner chamber one end bottoms of slip feed mechanism, a bolt section of thick bamboo 5 includes a spring 53, a spring 53 is installed in 5 inner chamber bottoms of a bolt section of thick bamboo, a spring 53 top fixedly connected with backup pad 54, 5 inner chamber activities of a bolt section of thick bamboo are equipped with bolt 52, and bolt 52 is located the backup pad 54 top, 51 of windowing has been seted up to a bolt section of thick bamboo 5 one side, 51 top activity of windowing is pegged graft and is had slide 56, and slide 56 is located bolt 52 top.

As shown in fig. 1, 2, 7 and 8, a plurality of bolt pieces 52 are installed in the inner cavity of the bolt barrel 5, then the sliding plate 56 is inserted into the corresponding slot, so that the sliding plate 56 presses the bolt pieces 52 at the bottom, then the sliding plate slides into the inner cavity of the installation groove 44 at the bottom of the sliding rail 42 through the installation block 55, the bolt barrel 5 is located at the bottom of one end of the sliding rail 42, after the installation, the sliding plate 56 is pulled and taken off, so that the bolt pieces 52 are ejected out of the inner cavity of the sliding rail 42 under the action of the first spring 53 and located at one end of the sliding block 41, so that the bolt pieces 52 at the top are located at the position to be loaded, after the second linkage rod 214 drives the sliding block 41 to push the bolt pieces 52 to be strung in the inner cavities of the first annular piece 81 and the second annular piece 91, the sliding block 41 returns to the position, and then the loading is continuously supported under.

The clamping assembly 6 comprises a clamp 61, a clamp 62 is installed on one side of the clamp 61, the clamp 61 and the clamp 62 both comprise a clamping arm 611 and a clamping arm 612, a telescopic rod 614 is fixedly connected to one side of the clamping arm 611 and one side of the clamping arm 612, a sleeve 615 is movably inserted into one end of the telescopic rod 614, one end of the telescopic rod 614 is inserted into an inner cavity of the sleeve 615, the sleeve 615 is fixed to the top of the conveying ring 22, a spring 613 is installed on the outer side of the telescopic rod 614, and the spring 613 is located at one end of the sleeve 615.

As shown in fig. 3-5, 13 and 14, the clamping assembly 6 includes a first clamp 61 and a second clamp 62 on one side, each of the first clamp 61 and the second clamp 62 includes a first clamp arm 611 and a second clamp arm 612 on the left and right ends, because the unloading tray 14 rotates to extrude the first annular piece 81 and the second annular piece 91 falling to the bottom during unloading, the first annular piece and the second annular piece are extruded to the first clamp 61 and the second clamp 62, the telescopic rod 614 slides into the inner cavity of the sleeve 615 to move and stretch during extrusion, and the second spring piece 613 elastically supports and extrudes the first annular piece and the second annular piece, so as to clamp the workpiece, and clamp the workpiece during conveying conveniently.

A feeding groove 8, a feeding groove 9 and a feeding groove 15 are arranged at the top of the workbench 1 through a support frame 10, the feeding groove 8 is located on one side of the feeding groove 9, the feeding groove 8 and the feeding groove 9 are located above the clamping assembly 6, an inner cavity of the feeding groove 8 is filled with a ring-shaped piece 81, and an inner cavity of the feeding groove 9 is filled with a ring-shaped piece 91.

Unloading tray 14 is all installed to No. one between No. 8 feeding grooves and No. two feeding grooves 9 bottoms and No. three feeding grooves 15 bottoms, unloading tray 14 one side runs through and has seted up discharge opening 141, No. two motors 142 are installed at unloading tray 14 top.

As shown in fig. 1, 2 and 12, No. 8 and No. 9 inner chamber bottoms of material loading groove are plugged up to unloading dish 14, discharge opening 141 has been seted up at the border of unloading dish 14, No. two motors 142 at unloading dish 14 top drive unloading dish 14 and rotate, just accomplish once unloading when discharge opening 141 is located No. 8 inner chamber bottoms of material loading groove, it makes its discharge opening 141 be located No. two material loading groove 9 bottoms and unload to continue to rotate, make No. 8 material loading groove of its and No. two material loading groove 9 stagger and carry out automatic discharge in turn, and efficiency is improved.

No. 11 gears are installed through the pivot in carousel 21 bottom, and No. 11 gears are located 1 bottoms of workstation, No. 11 one side meshing of a gear is connected with No. two gears 12, No. two motor 13 are installed to No. 12 gears bottoms.

The mounting blocks 55 are mounted at two ends of the top of the bolt barrel 5, the mounting grooves 44 are formed in two sides of the bottom of the sliding rail 42, and the mounting blocks 55 are located in inner cavities of the mounting grooves 44.

The bottom surface of the fixing ring 3 is provided with a limiting ring 222, the limiting ring 222 is of an annular structure, the diameter of the fixing ring 3 is the same as that of the rotary table 21, the inner cavity of the third feeding groove 15 is movably provided with a nut member 151, the third feeding groove 15 is located at the top of the discharge hole 32, the top surface of the rotary table 21 is provided with a rubber pad 215, and the rubber pad 215 is located at the bottom of the fixing ring 3.

As shown in fig. 7, a limiting ring 222 is installed on one side of the first ring part 81 on the bottom surface of the fixing ring 3, the limiting ring 222 is annular, so that the first ring part 81 pushed between the fixing ring 3 and the rotating disc 21 is blocked and limited, the first ring part 81 and the second ring part 91 are prevented from being pushed through the position between the fixing ring 3 and the rotating disc 21, a rubber pad 215 is arranged on the bottom of the fixing ring 3 on the top surface of the rotating disc 21, friction is increased by the rubber pad 215 to promote the first ring part 81 and the second ring part 91 to roll, and the first ring part 81 and the second ring part 91 are screwed on the bolt part 52 smoothly in a thread rotation mode.

The positioning column 221 includes a fixing column 2212, the bottom of the fixing column 2212 is fixed on the top surface of the conveying ring 22, and a bearing 2211 is movably connected to the outer side of the fixing column 2212.

As shown in fig. 3, 5, 6 and 8, a movable bearing 2211 is disposed outside the positioning post 221 to reduce friction when the driving rod 212 pushes the positioning post 221.

A clamping groove 71 is formed in one side of the inner cavity of the guide rail 7, one end of the guide rail 7 is located on one side of the bearing platform 43, and the tail end of the guide rail 7 is closer to the conveying ring 22.

Example two

As shown in fig. 15, the fixing ring 3 is fixedly arranged below the turntable 21 through the mounting frame 10, a third feeding groove 15 for nut feeding is arranged on the lower side of the fixing ring 3, and feeding is performed from bottom to top, the sliding feeding mechanism 4 corresponds to a groove clamping position formed by the fixing ring 3 and the turntable 21, the limiting ring 222 is located on the top surface of the fixing ring 3, the rubber pad 215 is located on the bottom surface of the turntable 21 and the top surface of the fixing ring 3, the discharging disc 14 on one side of the third feeding groove 15 is located at the bottom end of the third feeding groove 15, the second motor on one side of the discharging disc 14 is changed into a cylinder for telescopic pushing, and other structures are basically consistent with the structure of the first embodiment.

In summary, the following steps: the invention drives the first linkage rod 213, the second linkage rod 214 and the driving rod 212 on the top eccentric shaft 211 to move by rotating the turntable 21, so that the driving rod 212 pushes five groups of positioning columns 221 arranged on the conveying ring 22 when moving, the conveying ring 22 intermittently conveys the first annular part 81 and the second annular part 91 on the top clamping assembly 6, the sliding block 41 is pulled to string the bolt 52 at one end on the first annular part 81, the second annular part 91 and the nut 151 at the bottom of the discharge hole 32 when the second linkage rod 214 moves when a workpiece is positioned at one end of the sliding feeding mechanism 4, the nut of the bolt 52 slides into the cavity of the guide rail 7 by conveying, the nut 151 is rotated to be screwed into the bolt 52 close to the middle position when the turntable 21 rotates, and then the discharge rod 2133 at one side of the first linkage rod 213 which just moves to the positioning shaft 2132 when the specification is shown in figure 5D pushes and discharges the workpiece so as to roll down from the turntable 21 to the collection shaft 2132 In the device, the operation is performed in a circulating manner in sequence, by arranging the structure of the driving disc mechanism 2, when the rotary disc 21 rotates, the driving rod 212 arranged on the eccentric shaft 211 drives the conveying ring 22 to perform intermittent rotation feeding, simultaneously, when the rotary disc 21 rotates, the second linkage rod 214 on the eccentric shaft 211 drives the sliding block 41 of the sliding feeding mechanism 4 at one end to push and automatically string the bolt piece 52 with the first ring piece 81, the second ring piece 91 and the nut piece 151, and the fixed fixing ring 3 arranged on the rotary disc 21 realizes that the nut piece 151 strung at one end of the bolt piece 52 is automatically screwed onto the bolt piece 52, and the first linkage rod 213 can enable the discharging rod 2133 arranged at one side to complete automatic discharging operation when moving and retreating, so that the problems of low semi-automatic operation efficiency and high cost of the existing combination device are solved, thereby improving the production efficiency, the operation is convenient.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (10)

1. An automatic machine for assembling workpieces, comprising a worktable (1), characterized in that: workstation (1) top movable mounting has driving-disc mechanism (2), driving-disc mechanism (2) includes carousel (21) and conveying ring (22), install in workstation (1) top surface carousel (21), and carousel (21) activity is located conveying ring (22) inner chamber, solid fixed ring (3) is installed to driving-disc mechanism (2) one side, be equipped with the clamp groove between solid fixed ring (3) and carousel (21), gu fixed ring (3) is fixed in workstation (1) one side through mounting bracket (31), slip feed mechanism (4) is installed at workstation (1) top, and slip feed mechanism (4) presss from both sides groove one side, reference column (221) is installed at conveying ring (22) top, centre gripping subassembly (6) is installed at conveying ring (22) top, and centre gripping subassembly (6) are located reference column (221) one side, reference column (221) and centre gripping subassembly (6) all are equipped with five groups, the positioning columns (221) and the clamping assemblies (6) are arranged in a staggered mode, the top of the workbench (1) is provided with a guide rail (7), the guide rail (7) is located on one side of the conveying ring (22), the top of the fixing ring (3) is provided with a discharging hole (32) in a penetrating mode, and the discharging hole (32) is located at one end of the sliding feeding mechanism (4);

the rotary table (21) comprises an eccentric shaft (211), the eccentric shaft (211) is installed on the surface of the bottom of an inner cavity of the rotary table (21), a driving rod (212), a first linkage rod (213) and a second linkage rod (214) are respectively inserted and connected to one side of the eccentric shaft (211), one end, close to the eccentric shaft (211), of the first linkage rod (213) is located between the driving rod (212) and the second linkage rod (214) in a vertical mode, one end, close to the eccentric shaft (211), of the first linkage rod (213) is fixedly connected with one end of the driving rod (212), one ends of the first linkage rod (213), the second linkage rod (214) and the driving rod (212) rotate along with the eccentric shaft (211), a discharging rod (2133) is installed on one side of the first linkage rod (213), one end of the second linkage rod (214) is located at the top of one end of the first linkage rod (213), one end of the driving rod (212) is provided, the positioning columns (221) are located in the inner cavity of the first movable groove (2121), one end, far away from the eccentric shaft (211), of the first linkage rod (213) is provided with a second movable groove (2131), the inner cavity of the second movable groove (2131) is inserted with a positioning shaft (2132) in a penetrating and inserting mode, the bottom of the positioning shaft (2132) is fixed on the top surface of the workbench (1), and one end of the second linkage rod (214) is movably installed at the top of the sliding feeding mechanism (4);

the sliding feeding mechanism (4) comprises a sliding rail (42), a sliding block (41) is slidably mounted at one end of an inner cavity of the sliding rail (42), a bolt (2141) is fixedly inserted into the top of the sliding block (41), one end of a second linkage rod (214) penetrates through and is inserted into one side of the bolt (2141), the circle centers of the bolt (2141), the positioning shaft (2132) and the turntable (21) are on the same straight line, a bearing platform (43) is mounted at the bottom of one end of the sliding rail (42), and the bearing platform (43) is located between the sliding rail (42) and the conveying ring (22).

2. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: a bolt section of thick bamboo (5) is installed to slide feed mechanism (4) inner chamber one end bottom, bolt section of thick bamboo (5) are including a spring (53), a spring (53) are installed in bolt section of thick bamboo (5) inner chamber bottom, a spring (53) top fixedly connected with backup pad (54), bolt section of thick bamboo (5) inner chamber activity is equipped with bolt spare (52), and bolt spare (52) are located backup pad (54) top, windowing (51) have been seted up to bolt section of thick bamboo (5) one side, windowing (51) top activity is pegged graft and is had slide (56), and slide (56) are located bolt spare (52) top.

3. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: the clamping assembly (6) comprises a clamp (61), a second clamp (62) is installed on one side of the first clamp (61), the first clamp (61) and the second clamp (62) both comprise a clamping arm (611) and a second clamping arm (612), a telescopic rod (614) is fixedly connected to one side of the first clamping arm (611) and the second clamping arm (612), a sleeve (615) is movably inserted into one end of the telescopic rod (614), one end of the telescopic rod (614) is inserted into an inner cavity of the sleeve (615), the sleeve (615) is fixed to the top of the conveying ring (22), a second spring (613) is installed on the outer side of the telescopic rod (614), and the second spring (613) is located at one end of the sleeve (615).

4. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: workstation (1) one side is installed through support frame (10) and is gone up silo (8), No. two and No. three and goes up silo (15), and goes up silo (8) and be located No. two and go up silo (9) one side, it is located centre gripping subassembly (6) top to go up silo (8) and No. two and go up silo (9), it has annular member (81) to go up silo (8) inner chamber packing No. one, it has annular member (91) to go up silo (9) inner chamber packing No. two.

5. An automatic combination machine of workpieces as claimed in claim 4, characterized in that: unloading dish (14) are all installed to No. one between material loading groove (8) and No. two material loading groove (9) bottoms and No. three material loading groove (15) bottoms, unloading dish (14) one side is run through and is seted up discharge opening (141), No. two motor (142) are installed at unloading dish (14) top.

6. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: no. one gear (11) is installed through the pivot in carousel (21) bottom, and No. one gear (11) are located workstation (1) bottom, No. one gear (11) one side meshing is connected with No. two gears (12), No. one motor (13) is installed to No. two gear (12) bottoms.

7. An automatic combination machine of workpieces as claimed in claim 2, characterized in that: the mounting block (55) is installed at two ends of the top of the bolt barrel (5), mounting grooves (44) are formed in two sides of the bottom of the sliding rail (42), and the mounting blocks (55) are located in inner cavities of the mounting grooves (44).

8. An automatic combination machine of workpieces as claimed in claim 4, characterized in that: spacing collar (222) is installed to solid fixed ring (3) one side, and spacing collar (222) is the loop configuration, No. three feeding trough (15) inner chambers activity is equipped with nut spare (151), and No. three feeding trough (15) are located discharge opening (32) top, carousel (21) top surface mounting has rubber pad (215), and rubber pad (215) are located solid fixed ring (3) bottom.

9. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: the positioning column (221) comprises a fixing column (2212), the bottom of the fixing column (2212) is fixed on the top surface of the conveying ring (22), and a bearing (2211) is movably connected to the outer side of the fixing column (2212).

10. An automatic combination machine of workpieces as claimed in claim 1, characterized in that: draw-in groove (71) have been seted up to guided way (7) inner chamber one side, guided way (7) one end is located cushion cap (43) one side, and guided way (7) end is more and more close to conveying ring (22).

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