TWI594937B - Feeding device - Google Patents

Description

Feeding device

The invention relates to a feeding device, in particular to a feeding device capable of feeding quickly and accurately.

Conventional techniques often transport a plurality of workpieces into a trough of a feeding device, and when the workpiece is conveyed to a designated position, the workpiece is manually placed into a molding machine. There are defects of high labor intensity and low work efficiency.

In view of this, it is necessary to provide a feeding device that feeds quickly and accurately.

A feeding device includes a conveying mechanism, an ejecting mechanism and a jig connected to the ejecting mechanism, the jig comprising a tray for receiving a workpiece conveyed by the conveying mechanism and a cover plate disposed on the tray The jig further includes a groove formed on the tray, a plurality of positioning grooves and an inlet passage, the plurality of positioning grooves are continuous with the groove, and a through hole is formed at an end of each positioning groove, the conveying After the mechanism conveys the workpiece to the groove of the tray, the compressed air is introduced into the inlet passage to push the workpiece through the positioning groove to the through hole at the end of the positioning groove. When the at least one through hole receives the workpiece, the The ejector mechanism moves in a direction close to the cover plate to eject the workpiece located in the at least one through hole from the tray and the cover.

The feeding device adopts a conveying mechanism to continuously convey the workpiece to the tray, and then introduces compressed air into the inlet passage to push the workpiece in the tray into the through hole, when each must When the position slots each receive a workpiece, the workpiece is ejected from the tray by an ejection mechanism, so that the robot can accurately and quickly take out the workpiece from the through hole.

100‧‧‧Feeding device

10‧‧‧Base

30‧‧‧Transportation agency

50‧‧‧Out of the agency

70‧‧‧ fixture

90‧‧‧Workpiece

31‧‧‧Vibration plate

33‧‧‧First adjustment board

34‧‧‧Second adjustment board

35‧‧‧Slider

37‧‧‧ ‧

39‧‧‧Connecting tube

331‧‧‧ bracket

313‧‧‧ trough

315‧‧‧ steps

351‧‧‧First fastener

352‧‧‧Second fasteners

51‧‧‧floor

52‧‧‧ side panels

53‧‧‧Connection block

55‧‧‧ cylinder

57‧‧‧Top board

59‧‧‧Slide rails

571‧‧‧ thimble

71‧‧‧Tray

73‧‧‧Transport tube

75‧‧‧First intake pipe

77‧‧‧ Cover

79‧‧‧Second intake pipe

711‧‧‧ Groove

713‧‧‧First intake passage

714‧‧‧Second intake passage

715‧‧‧ third intake passage

716‧‧‧ positioning slot

7161‧‧‧through hole

718, 719‧‧‧ side wall

771‧‧‧ Pipes

773‧‧‧vents

775‧‧‧Positioning holes

1 is an assembled view of a feeding device according to a preferred embodiment of the present invention; FIG. 2 is an exploded view of the feeding device shown in FIG. 1; FIG. 3 is an enlarged view of the feeding tray of the feeding device shown in FIG. 2; An exploded view of the other angle of the feed device shown.

Referring to FIG. 1-2, a feeding device 100 according to a preferred embodiment of the present invention includes a base 10, a conveying mechanism 30, an ejection mechanism 50, and a fixture 70 connected to the ejection mechanism 50. The transport mechanism 30 and the ejecting mechanism 50 are both disposed on the base 10. The transport mechanism 30 is used to sequentially transfer the plurality of workpieces 90 to the jig 70. The ejecting mechanism 50 can eject the workpiece 90 delivered to the jig 70 to the jig 70.

The conveying mechanism 30 includes a vibrating plate 31, a first adjusting plate 33 fixedly connected to the vibrating plate 31, a second adjusting plate 34 disposed in parallel with the first adjusting plate 33, and a sliding bar penetrating the first adjusting plate 33. 35. A channel 37 connected to the vibrating plate 31 and a connecting tube 39 accommodated in the vibrating plate 31 (see Fig. 1). In this embodiment, the number of the slide bars 35 may be four.

Three brackets 331 are fixedly disposed on the first adjusting plate 33, and the vibrating discs 31 are supported by the three brackets. The vibrating plate 31 is formed with a trough 313. The periphery of the trough 313 is convexly provided with a spiral step 315. One end of the spiral step 315 is received at the bottom end of the trough 313, and the other end is connected to the connecting pipe 39. (See Figure 1). The connecting pipe 39 communicates with the channel 37, and a plurality of workpieces 90 are placed in the trough 313, and the vibrating plate 31 vibrates The plurality of workpieces 90 are brought to the step 315 and moved through the connecting tube 39 into the channel 37. The workpieces 90 located in the land 37 are arranged in contact with each other (see Fig. 1).

The second adjusting plate 34 is fixedly disposed on the base 10 (refer to FIG. 1).

One ends of the four sliding bars 35 are fixedly connected to the second adjusting plate 34. The first adjusting plate 33 can be sleeved on the four sliding bars 35 in the first direction, that is, the Y-axis direction of the coordinate system shown in the figure. A first fastener 351 is detachably disposed at an end of each of the sliding bars 35 adjacent to the second adjusting plate 34. The first fastener 351 can support the first adjusting plate 33. A second fastener 352 is detachably sleeved from an end of each of the sliding bars 35 away from the second adjusting plate 34. The second fastening member 352 can fix the first adjusting plate 33. The channel 37 is connected to a delivery tube 73 of the jig 70 by adjusting the height of the first adjustment plate 33. In this embodiment, the number of the first fastener 351 and the second fastener 352 may be four. When a workpiece 90 is moved to the end of the channel 37 through the step 315 and the connecting pipe 39, the latter workpiece 90 adjacent to the workpiece 90 pushes the workpiece 90 to the conveying pipe under the vibration of the vibrating plate 31. In 73, it enters the jig 70.

Referring to FIG. 1 and FIG. 2 again, the ejector mechanism 50 includes a bottom plate 51, a side plate 52, a connecting block 53 fixedly connected to the side plate 52, a cylinder 55 connected to the connecting block 53, and a top connected to the cylinder 55. The board 57 and the slide rail 59 are released. In this embodiment, the number of the side plates 52 and the sliding rails 59 can be two.

The bottom plate 51 is located on the base 10. The two side plates 52 are fixedly disposed at two ends of the bottom plate 51. The connecting block 53 is fixedly coupled to the one side plate 52 away from the conveying mechanism 30 and faces the other side plate 52.

The ejector plate 57 is provided with a plurality of ejector pins 571. In this embodiment, the ejector pin 571 The number can be six. The ejector plate 57 is slidably sleeved on the two slide rails 59 (refer to FIG. 2). When the cylinder 55 is opened, the cylinder 55 pushes the ejector plate 57 and the ejector pin 571 on the slide rail 59 to move in the Y-axis direction shown in the drawing.

Referring to FIG. 2, FIG. 3 and FIG. 4, the jig 70 includes a tray 71, a delivery pipe 73 connected to the tray 71, a first intake pipe 75 connected to the tray 71, and a cover. A cover plate 77 disposed on the tray 71 and a second intake pipe 79 connected to the cover plate 77. In this embodiment, the number of the first intake pipes 75 may be four. The tray 71 and the cover plate 77 are sleeved on the two slide rails 59 and fixed by the two slide rails 59.

The tray 71 is supported by the two side plates 52 (see Fig. 1). The tray 71 is formed with a groove 711, a first intake passage 713, a second intake passage 714, a third intake passage 715, and a plurality of positioning grooves 716. The first intake passage 713, the second intake passage 714, the third intake passage 715, and the positioning groove 716 are all connected to the groove 711. In this embodiment, the number of the third intake passages 715 may be two, and the number of the positioning slots 716 may be six. A through hole 7161 (see FIG. 4) is formed at the end of each positioning groove 716, and the diameter of the through hole 7161 is smaller than the diameter of the workpiece 90. It will be appreciated that the number and location of the plurality of locating slots 716 are arranged according to the needs of the production. Each of the ejector pins 571 is movable to the through hole 7161 in the Y-axis direction shown in the drawing, and partially protrudes from the through hole 7161.

The feed pipe 73 is connected to the groove 711 through. The workpiece 90 transferred into the delivery tube 73 can be moved into the groove 711 under the urging action of the workpiece 90 located in the channel 37.

The first intake passage 713 extends through the side wall 718 of the tray 71, the second intake passage 714 extends through the opposite side wall of the tray 71, and the third intake passage 715 extends through the tray 71. A sidewall 719 adjacent to the sidewall 718 (see Figure 3). The first intake passage 713, the second intake passage 714, and the two third intake passages 715 are respectively associated with a first An intake pipe 75 is in communication.

A pipe 771 is defined in the interior of the cover plate 77, and one end of the pipe 771 is in communication with the second intake pipe 79. A plurality of vents 773 are defined in the wall of the pipe 771. The plurality of vents 773 are defined in the positioning slots 716. Each of the vents 773 is continuous with a positioning slot 716. In this embodiment, the number of the vent holes 773 may be six. The positioning hole 775 is further defined by the positioning hole 775. The positioning hole 775 is defined by the through hole 7161. Each positioning hole 775 is continuous with a through hole 7161. The diameter of the positioning hole 775 is larger than the diameter of the workpiece 90. When the workpiece 90 moves to the through hole 7161, the ejector pin 571 of the ejecting mechanism 50 passes through the through hole 7161 and pushes the workpiece 90 to move in the Y-axis direction of the coordinate system shown in the drawing to transport the workpiece 90 to the The hole 90 is positioned in the hole 775 and selected.

Each of the first intake pipe 75 and the second intake pipe 79 is connected to an air compressor (not shown). When the workpiece 90 located in the delivery pipe 73 moves into the groove 711, the air compressor connected to the first intake passage 713 is opened to introduce compressed air into the first intake passage 713. The compressed air is blown toward the workpiece 90 such that the workpiece 90 moves in the second direction, i.e., the Z-axis direction of the coordinate system shown in the drawing. The time for introducing compressed air into the first intake passage 713 may be 1 to 3 seconds. Opening the air compressor connected to the second intake passage 714 to introduce compressed air into the second intake passage 714, the compressed air is blown toward the workpiece 90, so that the workpiece 90 is along the coordinate system shown in the figure. The Z axis moves in the opposite direction. The time for introducing compressed air into the second intake passage 714 may be 1 to 3 seconds. Then, an air compressor connected to the third intake passage 715 is opened to introduce compressed air into the third intake passage 715, and the compressed air is blown toward the workpiece 90, so that the workpiece 90 is in the third direction, that is, in the figure. The X-axis direction of the coordinate system is moved to the positioning groove 716. The first direction, the second direction, and the third direction are mutually vertical. The time for introducing compressed air into the third intake passage 715 may be 1 to 3 seconds. Finally, the air compressor connected to the second intake pipe 79 is opened to introduce compressed air into the pipe 771, and the compressed air passing through the pipe 771 is blown into the positioning groove 716 through each of the vent holes 773 to It is ensured that the workpiece 90 is pushed into the through hole 7161, thus looping. When a workpiece 90 is accommodated in each of the through holes 7161, the cylinder 55 is opened, and the cylinder 55 pushes the ejector pin 571 through the through hole 7161 in the Y-axis direction of the coordinate system shown in the drawing, so that the workpiece 90 located on the through hole 7161 is along the figure. The Y-axis direction of the coordinate system shown therein is moved into the positioning hole 775, and the workpiece 90 is selected. The workpiece 90 accommodated in the positioning hole 775 is accurately taken out into a molding machine (not shown) by a robot (not shown).

When the feeding device 100 is assembled, the second adjusting plate 34 is first placed on the base 10, and the four sliding bars 35 are fixedly coupled to the second adjusting plate 34. The first fastener 351, the first adjustment plate 33, and the second fastener 352 are sequentially passed through the slide bar 35. The vibrating plate 31 is fixedly disposed on the first regulating plate 33 by three brackets 331. The channel 37 is connected to the step 315 of the vibrating plate 31 by a connecting pipe 39. The bottom plate 51 is disposed on the base 10, and the side plates 52 are fixedly coupled to both ends of the bottom plate 51. The connecting block 53 is connected to the side plate 52 remote from the conveying mechanism 30, and the cylinder 55 is connected to the connecting block 53. The ejector plate 57 is fixedly coupled to the cylinder 55. The cover plate 77 is supported by the tray 71 by the two side plates 52. The tray 71 and the cover plate 77 are sleeved on the two slide rails 59 and fixed by the two slide rails 59. The vents 773 are respectively in communication with their corresponding positioning slots 716. The delivery tube 73 is partially housed in the tray 71 and penetrates the recess 711. The four first intake pipes 75 are in communication with the first intake passage 713, the second intake passage 714, and the two third intake passages 715, respectively. The pipe 771 of the cover plate 77 is in communication with the second intake pipe 79, and each of the vent holes 773 of the pipe 771 is respectively penetrated through a positioning groove 716.

When the feeding device 100 is in operation, a plurality of workpieces 90 are placed in the trough 313, and the workpiece 90 reaches the step 315 under the vibration of the vibrating plate 31 and moves through the connecting pipe 39 into the channel 37. When a workpiece 90 is moved to the end of the channel 37, the latter workpiece 90 adjacent to the workpiece 90 pushes the workpiece 90 into the delivery tube 73 under the vibration of the vibrating plate 31, which is located in the channel The workpiece 90 in 37 continues to push the workpiece 90 located in the delivery tube 73 into the groove 711 in the X-axis direction of the coordinate system shown in the drawing. Opening an air compressor connected to the first intake passage 713 to introduce compressed air into the first intake passage 713, the compressed air being blown toward the workpiece 90 such that the workpiece 90 is along the coordinate system Z shown in the drawing. Move in the direction of the axis. Opening an air compressor connected to the second intake passage 714 to introduce compressed air into the second intake passage 714, the compressed air being blown toward the workpiece 90 such that the workpiece 90 is along the coordinate system shown in the drawing The Z axis moves in the opposite direction. Thereafter, an air compressor connected to the third intake passage 715 is opened to introduce compressed air into the third intake passage 715, and the compressed air is blown toward the workpiece 90 such that the workpiece 90 is along the coordinate system shown in the drawing. The X-axis direction moves into the positioning groove 716. Finally, the air compressor connected to the second intake pipe 79 is opened to introduce compressed air into the pipe 771, and the compressed air passing through the pipe 771 is blown into the positioning groove 716 through each of the vent holes 773 to It is ensured that the workpiece 90 is pushed into the through hole 7161. When a workpiece 90 is accommodated in each of the positioning holes 775, the cylinder 55 is opened, and the cylinder 55 pushes the ejector pin 571 through the through hole 7161 in the Y-axis direction of the coordinate system shown in the drawing, so that the workpiece 90 is along the coordinate system shown in the drawing. The Y-axis direction is moved into the positioning hole 775. The workpiece 90 housed in the positioning hole 775 is taken out into a molding machine (not shown) by a mechanical jig (not shown).

100‧‧‧Feeding device

10‧‧‧Base

30‧‧‧Transportation agency

50‧‧‧Out of the agency

70‧‧‧ fixture

90‧‧‧Workpiece

31‧‧‧Vibration plate

33‧‧‧First adjustment board

34‧‧‧Second adjustment board

35‧‧‧Slider

37‧‧‧ ‧

39‧‧‧Connecting tube

52‧‧‧ side panels

71‧‧‧Tray

Claims (9)

A feeding device includes a conveying mechanism, an ejecting mechanism and a jig connected to the ejecting mechanism, the jig comprising a tray for receiving a workpiece conveyed by the conveying mechanism and a cover plate disposed on the tray The improvement is that the jig further comprises a groove formed on the tray, a plurality of positioning grooves and an air inlet passage, wherein the plurality of positioning grooves are continuous with the groove, and each end of the positioning groove is open a hole, the conveying mechanism transports the workpiece to the groove of the tray, and introduces compressed air into the inlet passage to push the workpiece through the positioning groove into the through hole at the end of the positioning groove, when the at least one through hole receives In the workpiece, the ejecting mechanism moves in a direction close to the cover to eject the workpiece located in the at least one through hole from the tray and the cover. The feeding device of claim 1, wherein the conveying mechanism comprises a vibrating plate, a connecting pipe housed in the vibrating plate, and a material passage communicating with the connecting pipe, the vibrating plate forming a trough, the material a step is formed on the periphery of the groove, one end of the step is received at the bottom end of the trough, and the other end is in communication with the connecting pipe; the jig further includes a conveying pipe connected to the tray, the conveying pipe Connected to the channel. The feeding device of claim 2, wherein the tray is further formed with a groove, a first intake passage, a second intake passage, and two third intake passages, the delivery pipe, the feed pipe The first intake passage, the second intake passage, the third intake passage and the positioning groove are respectively penetrated through the groove, the first intake passage penetrates a side wall of the tray, the second intake air The passage extends through the opposite side wall of the tray, the third intake passage extends through the side wall of the tray adjacent to the side wall, and the first intake passage, the second intake passage and the third intake passage respectively It is in communication with a first intake pipe. The feeding device of claim 1, wherein the inside of the cover plate is provided with a pipe, and the pipe wall of the pipe is provided with a plurality of vent holes, and the plurality of vent holes are corresponding to the positioning groove. Each vent hole penetrates with a positioning groove; the jig further includes a second intake pipe connected to the cover plate, and one end of the pipe is in communication with the second intake pipe. The feeding device of claim 1, wherein the cover plate is further provided with a positioning hole, the positioning hole is corresponding to the through hole, and each positioning hole is penetrated with a through hole, and the diameter of the positioning hole is larger than the diameter The diameter of the workpiece, the diameter of the through hole being smaller than the diameter of the workpiece. The feeding device of claim 1, wherein the ejecting mechanism comprises a bottom plate, two side plates fixedly disposed at two ends of the bottom plate, a connecting block fixedly connected to a side plate away from the conveying mechanism, and the connecting block The connecting cylinder, the sliding rail and the ejector plate connected to the cylinder, the ejector plate, the tray and the cover are sleeved on the two sliding rails, and the tray is supported by the two side panels. The feeding device of claim 6, wherein the ejector plate is convexly provided with a plurality of thimbles, and the plurality of apex is opened for the through hole. The feeding device of claim 2, wherein the conveying mechanism further comprises a first adjusting plate fixedly connected to the vibrating plate, a second adjusting plate disposed in parallel with the first adjusting plate, and penetrating the first The four adjusting rods of the adjusting plate are connected to the second adjusting plate at one end of the four sliding rods, and the first adjusting plate is sleeved on the four sliding rods. The feeding device of claim 1, wherein the feeding device further comprises a base, and the conveying mechanism and the ejection mechanism are both disposed on the base.