CN106736805A - The automatic hobbing device of mandrel - Google Patents
The automatic hobbing device of mandrel Download PDFInfo
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- CN106736805A CN106736805A CN201611272325.0A CN201611272325A CN106736805A CN 106736805 A CN106736805 A CN 106736805A CN 201611272325 A CN201611272325 A CN 201611272325A CN 106736805 A CN106736805 A CN 106736805A
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- mandrel
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- hobbing
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- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 238000007599 discharging Methods 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 58
- 238000003860 storage Methods 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims description 42
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract 6
- 238000010079 rubber tapping Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/08—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of slides or chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/10—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of magazines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The present invention relates to field of machining, there is provided a kind of automatic hobbing device of mandrel, including：Feeding device and hobbing device, the hobbing device includes gear hobbing seat, and it is connected to Oil-pressure clamping head, thimble and the hobcutter of gear hobbing seat, the Oil-pressure clamping head and thimble are coaxially disposed for clamping the mandrel, and the axis of the Oil-pressure clamping head and the thimble is clamping axis；The feeding device includes being detachably connected to the feeding device main body of the hobbing device and the discharging mechanism being arranged in the feeding device main body, get the raw materials ready mechanism and feed mechanism；The discharging mechanism includes storage bin, discharge guide, discharging cylinder and discharging portable plate；It is described get the raw materials ready mechanism including first get the raw materials ready region, second get the raw materials ready region and get the raw materials ready cylinder and baffle plate of getting the raw materials ready；The feed mechanism includes transverse feeding mechanism, longitudinal feed mechanism and materials and parts clamping part.The automatic hobbing device of the mandrel being capable of efficiently feeding, high precision, good stability, highly versatile.
Description
Technical Field
The invention relates to the field of machining, in particular to an automatic gear hobbing device.
Background
In the prior art, some mandrel gear hobbing devices are manually fed, so that the automation degree is low, and the mandrel gear hobbing working efficiency is influenced. In addition, there is a device capable of realizing automatic feeding in the prior art, but in the process of hobbing operation, the acting force of the hobbing cutter on the mandrel is large, so the hobbing device has to clamp the mandrel reliably and efficiently, and the automatic feeding mechanism in the prior art is easy to cause that the hobbing device clamps the mandrel insecure due to insufficient control precision of the feeding position, or a complex structure is needed to clamp the mandrel for firm clamping. In addition, the mandrel automatic feeding device in the prior art adopts rigid feeding, so that under the condition of insufficient precision, abrasion of a material piece and a chuck is easily caused, and even feeding failure is possibly caused. Moreover, dabber automatic feeding device among the prior art's material loading efficiency is also lower, can not satisfy the demand of the high-efficient material loading of automated production.
Therefore, it is necessary to provide a new automatic gear hobbing device for a mandrel in view of the above problems.
Disclosure of Invention
The invention provides a novel automatic hobbing device for a mandrel, which can meet the requirements of automatic production on high-efficiency feeding, high precision, good stability and strong universality.
The invention provides an automatic gear hobbing device for a mandrel, which comprises: the feeding device comprises a feeding device and a hobbing device, wherein the hobbing device comprises a hobbing base, and an oil pressure chuck, a thimble and a hobbing cutter which are connected to the hobbing base, the oil pressure chuck and the thimble are coaxially arranged and used for clamping the mandrel, and the axes of the oil pressure chuck and the thimble are clamping axes; the feeding device comprises a feeding device main body detachably connected to the hobbing device, and a discharging mechanism, a material preparing mechanism and a feeding mechanism which are arranged on the feeding device main body; the discharging mechanism comprises a storage bin, a discharging guide rail, a discharging air cylinder and a discharging movable plate; the material preparing mechanism comprises a first material preparing area, a second material preparing area, a material preparing cylinder and a material preparing baffle plate; the feeding mechanism comprises a transverse feeding mechanism, a longitudinal feeding mechanism and a material part clamping part; the storage bin is used for storing the mandrel and is fixedly connected to the discharging guide rail, a discharging port is formed between the bin bottom of the storage bin and the discharging guide rail, the discharging cylinder is arranged below the storage bin, the discharging movable plate is connected to the discharging cylinder and at least partially accommodated in the discharging channel of the discharging guide rail and can move up and down along the discharging channel, the lowest point of the stroke of the discharging movable plate in the discharging channel is located below the discharging port, and the highest position of the stroke of the discharging movable plate in the discharging channel is flush with the first material preparation area; the stock preparation baffle is arranged between the first stock preparation area and the second stock preparation area and used for selectively stopping or stopping a mandrel in the first stock preparation area from being conveyed to the second stock preparation area, and the stock preparation air cylinder is used for driving the stock preparation baffle to move between a position of stopping the mandrel and a position of stopping the mandrel; horizontal feed mechanism includes fixed connection to the horizontal feed cylinder of loading attachment main part, horizontal feed cylinder includes horizontal pole portion and horizontal cylinder body, horizontal pole portion both ends fixed connection to the loading attachment main part, horizontal cylinder body can be followed horizontal reciprocating motion of horizontal pole portion, the longitudinal axis of horizontal pole portion with the centre gripping axis is parallel, vertical feed mechanism includes fixed connection to the vertical pole portion of horizontal cylinder body and swing joint to the vertical cylinder body of vertical pole portion, vertical cylinder body can be relative vertical reciprocating motion of vertical pole portion, material clamping part, and movably be connected to vertical cylinder body, and material clamping part with through spring flexonics between the vertical cylinder body.
The invention has the beneficial effects that: this automatic gear hobbing device of dabber can realize high-efficient material loading to through the wearing and tearing of flexible material loading having avoided dabber and anchor clamps, improved the life-span of device, and have higher operation precision.
Preferably, the storage bin comprises a bin bottom and a bin wall, the bin bottom is obliquely arranged, the part of the bin bottom, which is close to the feeding device main body, is lower, and the part, which is far away from the feeding device main body, is higher. So set up, the dabber of being convenient for shifts out from the storage silo, and difficult card is dead.
Preferably, the bulkhead encloses and establishes trilateral at the bottom of the storehouse, wherein the bottom of the storehouse is close to one side of loading attachment main part is not enclosed and is established the bulkhead, the bulkhead is kept away from loading attachment main part is outer bulkhead on one side, sets up being on outer bulkhead both sides lateral bulkhead, two lateral bulkhead parallel arrangement, just distance between two lateral bulkhead equals the length of dabber, just distance can be adjusted between two lateral bulkhead. So set up, can adapt to the dabber of different length, improved the commonality of device.
Preferably, the ejection of compact guide rail includes backstop portion and ejection of compact portion, ejection of compact guide rail is two, form between the ejection of compact portion of two ejection of compact guide rails discharging channel, distance between two ejection of compact portions is greater than the length of dabber, distance between the backstop portion of two ejection of compact guide rails is less than distance between two side bulkhead, distance between the backstop portion is also less than the length of dabber, distance between two ejection of compact guide rails also can be adjusted. So set up, can adapt to the dabber of different length, improved the commonality of device.
Preferably, the discharging guide rail and the bin bottom are obliquely arranged, and an included angle between the discharging guide rail and the bin bottom is smaller than 90 degrees.
Preferably, the discharging mechanism further comprises an inclined plate arranged between the storage bin and the loading device main body, the inclined plate is fixedly connected to the loading device main body in an inclined manner relative to the loading device main body through an inclined pad, and the upper part of the inclined plate 307 is inclined outwards relative to the loading device main body. So set up and do benefit to the whole size that reduces loading attachment.
Preferably, the upper surface of the discharging movable plate is obliquely arranged relative to the inclined plate, and an acute angle is formed between the upper surface of the discharging movable plate and the inclined plate. So set up, can prevent the dabber slippage, also be convenient for simultaneously can get into the region of prepareeing material smoothly after this dabber ejection of compact.
Preferably, the transverse feeding cylinder is a rodless cylinder. Adopt no pole cylinder can make its motion more stable, and the process of material loading is more steady, improves the position precision that the dabber was carried.
Preferably, the number of the springs is two, the two springs are respectively located at two ends of the material part clamping portion, and the two springs are both pressure springs. So set up, realized the flexible material loading of dabber, protected dabber and chuck, make its difficult wearing and tearing.
Preferably, the loading device further comprises an adjustment mechanism 60 for adjusting the starting position of the mandrel 70 to remain fixed relative to the hobbing device.
Drawings
FIG. 1 is a schematic perspective view of an automatic mandrel hobbing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of another angle of the automatic gear hobbing apparatus for mandrels shown in FIG. 1;
FIG. 3 is a perspective view of a third angle of the automatic gear hobbing apparatus for mandrels shown in FIG. 1;
FIG. 4 is an enlarged fragmentary view of the area A of the automatic spindle hobbing apparatus shown in FIG. 3;
FIG. 5 is a partial cross-sectional view of the automatic gear hobbing apparatus for mandrels shown in FIG. 1;
FIG. 6 is a partial cross-sectional view of the automatic gear hobbing apparatus for a mandrel as shown in FIG. 1 in another state;
FIG. 7 is a schematic perspective view of a storage bin of the automatic mandrel hobbing apparatus shown in FIG. 1;
FIG. 8 is a schematic perspective view of a feed mechanism of the automatic mandrel hobbing apparatus shown in FIG. 1;
fig. 9 is a schematic perspective view of a longitudinal feeding mechanism of the automatic mandrel hobbing apparatus shown in fig. 1.
Wherein,
1. automatic gear hobbing device 10 of dabber, gear hobbing device 20, loading attachment
30. Discharging mechanism 40, material preparing mechanism 50 and feeding mechanism
60. Adjusting mechanism 70, mandrel 100, gear hobbing device body
101. Oil pressure chuck 103, thimble 105, hobbing cutter
107. Hydraulic chuck seat 109, thimble seat 111, clamping cylinder
113. Hobbing cutter seat 115, hobbing guide rail 201 and feeding device main body
203. Main table 301, storage bin 303 and bin bottom
305. Bin wall 305a, outer bin wall 305b, side bin wall
306. Discharge port 307, tilt plate 309, tilt pad
311. Discharge guide rail 311a, stopper 311b, and discharge unit
311c discharge channel 315 discharge cylinder 315a piston rod
313. Discharge flap 313a discharge flap upper surface 307a inclined plate upper surface
401. Stock preparation cylinder 403, stock preparation baffle 405, transverse connecting rod
407. Material preparing inclined plane 409, material preparing base 409a, concave
501. Longitudinal feeding mechanism 503, transverse feeding mechanism 505, transverse feeding cylinder
507. Transverse cylinder 509, transverse rod 511, longitudinal support plate
513. Longitudinal feeding cylinder 515, longitudinal rod 517 and longitudinal cylinder body
519. Parts clamp 519a, b clamp arm 519c clamp cylinder
519d flexible connecting piece 521 spring 523 transverse support plate
525. Cross guide 527. conveyor chain
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings of the specification. These embodiments are not intended to limit the present invention, and simple modifications made by those skilled in the art according to these embodiments are included in the scope of the present invention.
Fig. 1 shows a mandrel automatic hobbing apparatus 1 according to an embodiment of the present invention. The automatic mandrel hobbing device 1 comprises a hobbing device 10 and a feeding device 20. The hobbing device 10 includes a hobbing device main body 100. In this embodiment, the loading device 20 is preferably detachably attached to the hobbing device body 100. The hobbing device 10 is used for hobbing a mandrel, and the feeding device 20 is used for automatically conveying the mandrel to the hobbing device 10. Further, the hobbing device 10 includes an oil pressure cartridge 101 and a thimble 103, wherein the oil pressure cartridge 101 is fixedly provided on the hobbing device body 100 through an oil pressure cartridge mount 107. The thimble 103 is slidably connected to the hobbing device body 100 by a thimble seat 109. Preferably, the spike 103 is slidably coupled with respect to the spike seat 109. Further, the axis of the hydraulic chuck 101 coincides with the axis of the thimble 103, that is, the hydraulic chuck 101 and the thimble 103 are coaxially disposed, and the axis is defined as a clamping axis X. Preferably, the clamping axis X is arranged horizontally. Further, referring to fig. 2, the hobbing device 10 further includes a clamping cylinder 111 for driving the thimble 103 to move. Preferably, the clamping cylinder 111 is fixedly disposed on the feeding device 20. The clamping cylinder 111 is used for driving the thimble 103 to slide relative to the thimble seat 109, so that the change of the relative distance between the thimble 103 and the oil pressure chuck 101 is realized, and when the mandrel 70 is placed between the oil pressure chuck 101 and the thimble 103, the clamping and the releasing of the mandrel are realized through the sliding of the thimble 103. With continued reference to fig. 1, further, the hobbing apparatus 10 also includes a hobbing cutter 105. The hobbing cutter 105 is used for hobbing the mandrel. The hob 105 has a hob axis Y, which is preferably arranged horizontally and the hob axis Y and the clamping axis X are arranged perpendicular to each other. Further, referring to fig. 3, the hobbing device 10 further includes a hobbing tool seat 113, and the hobbing tool 105 is disposed on the hobbing tool seat 113. Further, a hobbing tool holder 113 is slidably connected to the hobbing device main body 100 through a hobbing guide 115. Preferably, the hobbing guide is arranged in a direction parallel to the gripping axis X. That is, the hobbing cutter 105 can move in a direction parallel to the clamping axis X to perform hobbing on different portions of the mandrel.
Further, referring to fig. 3, the feeding device 20 includes a feeding device main body 201, a discharging mechanism 30, a material preparing mechanism 40, a feeding mechanism 50, and an adjusting mechanism 60. Wherein, discharge mechanism 30, prepare material mechanism 40, feed mechanism 50 and guiding mechanism 60 all set up on loading attachment main part 201. And the loading apparatus main body 201 is detachably connected to the hobbing apparatus 10. The loading device main body 201 is a substantially cubic frame structure including a main table 203 located above.
Further, as shown in fig. 3 to 6, the discharging mechanism 30 and the material preparation mechanism 40 are provided outside the loading apparatus main body 201. Further, the discharging mechanism 30 comprises a storage bin 301, and the storage bin 301 comprises a bin bottom 303, a bin wall 305 and a discharging port 306. Wherein, the bin bottom 303 is obliquely arranged. Preferably, the bin bottom 303 is lower near the loading device main body 201 and higher far from the loading device main body 201. So set up, be convenient for the dabber 70 to follow storage silo 301 and shift out, difficult card is dead. Further, the bin wall 305 surrounds the bin bottom 303, specifically, the bin wall 305 surrounds three sides of the bin bottom 303, wherein the bin wall is not surrounded on one side of the bin bottom 303 close to the feeding device main body 201, the side of the bin wall 305 far away from the feeding device main body 201 is an outer bin wall 305a, the side of the bin wall is arranged on two sides of the outer bin wall is a side bin wall 305b, the two side bin walls 305b are arranged in parallel, and the distance between the two side bin walls 305b is equal to the length of the mandrel 70. Preferably, the distance between the two side walls 305b can be adjusted to accommodate mandrels of different lengths. The discharging mechanism 30 further comprises a tilting plate 307 arranged between the storage bin 301 and the loading device main body 201, and the tilting plate 307 is fixedly connected to the loading device main body 201 in a tilting manner relative to the loading device main body 201 through a tilting pad 309. Preferably, the upper portion of the inclined plate 307 is inclined outward with respect to the loading device main body 201, and thus the arrangement is advantageous for reducing the overall size of the loading device 20. A discharge guide 311 is also provided between the inclined plate 307 and the storage bin 301. The bin wall 305 is connected to a discharge guide 311. Preferably, the discharging guide rails 311 are two and arranged in parallel. Two side bin walls 305b are connected to the two outfeed rails 311, respectively.
Further, referring to fig. 7, the discharging guide rail 311 includes a stopper portion 311a and a discharging portion 311b. The number of the discharging guide rails 311 is two. Discharge channels 311c are formed between the discharge portions 311b of the discharge rails 311. Preferably, the distance between the two discharging portions 311b is greater than the length of the mandrel 70, so as to facilitate the passage of the mandrel 70. Preferably, the distance between stops 311a of the two outfeed guide rails 311 is less than the distance between the two side walls 305b. Preferably, the distance between the stops 311a is less than the length of the mandrel 70, so that the mandrel 70 can be stopped from sliding into the discharge channel 311c. Preferably, the distance between the two outfeed rails 311 is also adjustable to accommodate mandrels 70 of different lengths. One end of the bin bottom 303 close to the discharging guide rail 311 is not abutted to the stopping portion 311a of the discharging guide rail 311, that is, the two are arranged at intervals, the distance between the two is greater than the diameter of the mandrel 70, and the discharging hole 306 is formed.
Referring to fig. 5 to 7, the discharge guide 311 and the inclined plate 307 are arranged in parallel. Preferably, the discharging guide rail 311 and the bin bottom 303 are obliquely arranged, and the included angle between the discharging guide rail 311 and the bin bottom 303 is smaller than 90 degrees. So that the mandrel 70 may roll out of the spout 306 under its own weight. The discharge mechanism 30 further includes a discharge cylinder 315 fixedly attached to the inclined plate 307. The discharging cylinder 315 is arranged below the storage bin 301. The piston rod 315a of the discharging cylinder 315 is movable up and down along the outer side surface of the inclined plate 307. The take-off mechanism 30 further includes a take-off movable plate 313 fixedly attached to the piston rod 315a. The moveable tapping plate 313 is at least partially received in the tapping channel 311c of the tapping guide 311, one side of the moveable tapping plate 313 abuts the inclined plate 307 and the other side abuts the stop 311a of the tapping rail, and the moveable tapping plate 313 can move up and down along the tapping channel 311c. The lowest point of travel of the discharging movable plate 313 in the discharging channel 311c is positioned below the discharging hole 306. When the mandrel 70 rolls out of the discharge port 306 under the action of its own weight, it falls right onto the upper surface 313a of the discharge movable plate 313. Preferably, the upper surface 313a of the movable discharging plate 313 is inclined relative to the inclined plate, and forms an acute angle with the inclined plate, so that the mandrel 70 can be prevented from slipping off, and the mandrel 70 can smoothly enter a material preparation area after being discharged, which will be described in detail later. Further, the highest position of the stroke of the movable discharge plate 313 in the discharge passage 311c is located at the uppermost end of the inclined plate 307. The upper surface 307a of the inclined plate 307 is also inclined, and preferably, the upper surface 307a of the inclined plate 307 and the upper surface 313a of the discharging movable plate 313 are parallel to each other. When the take-out movable plate 313 moves to the highest position of its stroke, the upper surface 313a of the take-out movable plate 313 is flush with the upper surface 307a of the inclined plate 307. The upper surface 307a of the inclined plate 307 is a first stock area. When the movable discharging plate 313 moves to the highest position of the stroke, the mandrel 70 on the upper surface 313a of the movable discharging plate 313 automatically rolls to the upper surface 307a of the inclined plate 307, and enters a stock preparation state. At this time, the inclined arrangement of the upper surface 313a of the discharging movable plate allows the mandrel 70 to roll smoothly.
Further, as shown in fig. 4, the material preparation mechanism 40 includes a material preparation cylinder 401 provided on the loading device main body 201. Above the inclined plate 307, a stock stop 403 is provided. Stock preparation baffle 403 is connected to the piston rod of stock preparation cylinder 401 by a transverse link 405. Preferably, a plurality of installation positions of the stock stop 403 are arranged on the transverse connecting rod 405, so that mandrels with different specifications can be adapted. The piston rod of the stock preparation cylinder 401 can move up and down to drive the stock preparation baffle 403 to move up and down. The stock stop 403 has a first position that can block the mandrel 70 from rolling off the upper surface 307a of the inclined plate 307 and a second position that allows the mandrel 70 to roll off the upper surface 307a of the inclined plate 307. Further, the stock preparation mechanism 40 further includes a stock preparation ramp 407 attached to the inclined plate 307 and a stock preparation seat 409 provided on the main deck 203. The stock seat 409 has a recess 409a in the middle that receives the spindle 70. After the material preparation baffle 403 moves upward to its second position under the driving of the piston rod of the material preparation cylinder 401, the mandrel 70 automatically rolls down from the upper surface 307a of the inclined plate 307 to the material preparation inclined plane 407, and further rolls down along the material preparation inclined plane 407 to the recess 409a on the material preparation base 409, and then waits for the grabbing of the robot, where the recess 409a is a second material preparation area. The conveying process of the mandrel from the first material preparation area to the second material preparation area is controlled by the material preparation baffle plate, and thus the material loading efficiency of the mandrel can be effectively improved. Preferably, the recess 409a is configured to be composed of two inclined surfaces inclined downward. Set up like this for roll down to sunken 409a in the dabber more firm, be difficult for rocking, be convenient for snatching of manipulator.
Further, referring to fig. 8, the feeding mechanism 50 includes a longitudinal feeding mechanism 501 and a lateral feeding mechanism 503. The longitudinal feeding mechanism 501 is used for driving the mandrel 70 to move in a direction perpendicular to the main table 203. The transverse feeding mechanism 503 is used for driving the mandrel 70 to move along a direction parallel to the clamping axis X. The longitudinal feeding mechanism and the transverse feeding mechanism cooperate to drive the mandrel 70 to move between the oil pressure chuck 101 and the thimble 103 and enable the axis of the mandrel to coincide with the clamping axis X. Further, the transverse feeding mechanism 503 includes a transverse feeding cylinder 505 fixed to the feeding device main body 201. Preferably, the transverse material cylinder 505 is a rodless cylinder and comprises a transverse cylinder body 507 and a transverse rod part 509, wherein the transverse cylinder body 507 is sleeved on the transverse rod part 509 and can reciprocate along the transverse rod part 509. Preferably, both ends of the transverse rod 509 are fixedly connected to the feeding mechanism main body 201. The longitudinal extension of the transverse rod 509 is parallel to the clamping axis X. The rodless cylinder is adopted, so that the movement of the rodless cylinder is more stable, the feeding process is more stable, and the position accuracy of conveying of the mandrel 70 is improved. Further, the longitudinal feeding mechanism 501 includes a longitudinal support plate 511 fixedly connected to the transverse cylinder 507 and a longitudinal feeding cylinder 513 disposed on the longitudinal support plate 511. The longitudinal feeding cylinder 513 comprises a longitudinal rod portion 515 and a longitudinal cylinder 517, the longitudinal rod portion 515 is fixed on the support plate 511, the longitudinal cylinder 517 reciprocates relative to the longitudinal rod portion 515, and the longitudinal extension direction of the longitudinal rod portion 515 is perpendicular to the main table-board 203. Further, referring to fig. 9, the loading mechanism 50 further includes a material clamping portion 519. The material clamp 519 is used to clamp the mandrel 70. The material clamp 519 is connected to the longitudinal cylinder 517. Preferably, the material clamping portion 519 and the longitudinal cylinder 517 are flexibly connected through a spring. The material clamp portion 519 includes two clamp arms 519a, b disposed opposite to each other, and a clamp cylinder 519c disposed on an upper portion of the clamp arms 519a, b, and the clamp arms 519a, b are movable toward each other by the clamp cylinder 519c to clamp the mandrel 70. The upper portion of the clamp cylinder 519c is fixedly provided with a flexible connecting piece 519d, which is slidably connected to the longitudinal cylinder 517. The direction of relative sliding movement between the flexible connection member 519d and the longitudinal cylinder 517 is parallel to the clamping axis X. And two ends of the flexible connecting piece 519d are provided with spring positioning pieces, and springs 521 are sleeved on the spring positioning pieces. The spring 521 abuts on the flexible connector at one end and on the inner side wall of the longitudinal cylinder 517 at the other end. Preferably, the two springs are compression springs. Preferably, the distance between the two inner side walls of the longitudinal cylinder 517 is greater than the distance between the two ends of the flexible connecting member 519. After the clamping arms 519a, b clamp the mandrel 70 under the action of the clamping cylinder 519c, the clamping arms move upwards under the action of the longitudinal feeding cylinder, and move transversely towards the hobbing device 10 under the action of the transverse feeding cylinder until the mandrel is positioned between the oil pressure chuck and the thimble, and the axis of the mandrel 70 coincides with the clamping axis X. At this time, the oil pressure chuck and the mandrel 70 are not yet abutted, the transverse material cylinder can further drive the mandrel 70 to move towards the oil pressure chuck until the mandrel 70 abuts against the oil pressure chuck and drives the flexible connecting piece 519d to generate certain displacement and certain deformation relative to the longitudinal cylinder 517, and at this time, the centre is driven by the clamping cylinder 111 to clamp the mandrel. So set up, realized the flexible material loading of dabber, protected dabber and chuck, make its difficult wearing and tearing.
Further, as shown in fig. 8, the transverse rod 509 of the transverse feeding mechanism 503 is fixedly connected to the feeding apparatus main body 201 by a transverse support plate 523. Preferably, the transverse support plate 523 is further provided with a transverse rail 525, and the longitudinal cylinder 517 of the longitudinal feeding mechanism 501 is slidably connected to the transverse rail 525. By the arrangement, the relative stability of the transverse feeding mechanism 503 and the longitudinal feeding mechanism 501 in conveying the mandrels 70 is improved, and the control precision of the mandrel positions is improved. Preferably, the transverse support plate 523 and the longitudinal support plate 511 are flexibly connected by a transmission chain 527.
Further, referring to fig. 3, the feeding device 20 further includes an adjusting mechanism 60. The adjusting mechanism 60 is used for adjusting the position of the main table-board 203, so that the initial position of the mandrel 70 is ensured, the mandrel is kept fixed relative to the hobbing device, and when the position changes due to movement of the device or other reasons, the mandrel can be adjusted through the adjusting mechanism 60, so that errors in feeding are avoided, and the overall stability of the device is improved.
As shown in fig. 1 to 9, the automatic mandrel hobbing device 1 operates according to the following principle: the storage bin 301 can accommodate a large number of mandrels 70 to be hobbed, the mandrels 70 can roll out from a discharge port 306 formed by a gap between the bin bottom 303 of the storage bin 301 and the discharge guide rail 311, the mandrels 70 roll out and then roll down to the upper surface 313a of the discharge movable plate 313, the discharge movable plate 313 can move upwards along a discharge channel 311c in the discharge guide rail 311 under the driving of the discharge air cylinder 315 until the mandrels 70 roll to the upper surface 307a of the inclined plate 307 and are stopped by the stock preparation baffle 403 to enter a waiting time, and after the mandrels 70 are grabbed by the clamping arms 519a and b, the stock preparation baffle 403 moves away to enable the mandrels to roll into the stock preparation seat 409 to wait to be grabbed. After the clamping cylinder 519c is driven to clamp the mandrel 70, the clamping arms 519a and b move upwards under the driving of the longitudinal feeding mechanism 501, and move horizontally towards the position close to the hydraulic chuck 101 under the driving of the transverse feeding mechanism 503 until the mandrel 70 is positioned between the hydraulic chuck 101 and the thimble 103, the axis of the mandrel 70 is overlapped with the clamping axis X, and the mandrel 70 and the hydraulic chuck 101 abut against each other to move the flexible connecting piece 519d relative to the longitudinal cylinder 517 to generate a certain displacement and deform the spring 521. At this time, the thimble 103 moves toward the oil chuck 101 by the clamping cylinder to clamp the mandrel 70. Finally, a hobbing operation is performed on the mandrel 70 by a hobbing cutter. The above description is the working principle and the operation process of the automatic gear hobbing device for the mandrel.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (10)
1. An automatic gear hobbing device for a mandrel, comprising:
a feeding device and a gear hobbing device,
the hobbing device comprises a hobbing base, an oil pressure chuck, a thimble and a hobbing cutter, wherein the oil pressure chuck, the thimble and the hobbing cutter are connected to the hobbing base;
the feeding device comprises a feeding device main body detachably connected to the hobbing device, and a discharging mechanism, a material preparing mechanism and a feeding mechanism which are arranged on the feeding device main body;
the discharging mechanism comprises a storage bin, a discharging guide rail, a discharging air cylinder and a discharging movable plate; the material preparing mechanism comprises a first material preparing area, a second material preparing area, a material preparing cylinder and a material preparing baffle plate;
the feeding mechanism comprises a transverse feeding mechanism, a longitudinal feeding mechanism and a material part clamping part; the storage bin is used for storing the mandrel and is fixedly connected to the discharging guide rail, a discharging port is formed between the bin bottom of the storage bin and the discharging guide rail, the discharging cylinder is arranged below the storage bin, the discharging movable plate is connected to the discharging cylinder and at least partially accommodated in the discharging channel of the discharging guide rail and can move up and down along the discharging channel, the lowest point of the stroke of the discharging movable plate in the discharging channel is located below the discharging port, and the highest position of the stroke of the discharging movable plate in the discharging channel is flush with the first material preparation area;
the stock preparation baffle is arranged between the first stock preparation area and the second stock preparation area and used for selectively stopping or stopping a mandrel in the first stock preparation area from being conveyed to the second stock preparation area, and the stock preparation air cylinder is used for driving the stock preparation baffle to move between a position of stopping the mandrel and a position of stopping the mandrel; horizontal feed mechanism includes fixed connection to the horizontal feed cylinder of loading attachment main part, horizontal feed cylinder includes horizontal pole portion and horizontal cylinder body, horizontal pole portion both ends fixed connection to the loading attachment main part, horizontal cylinder body can be followed horizontal pole portion horizontal reciprocating motion, the longitudinal axis of horizontal pole portion with the centre gripping axis is parallel, vertical feed mechanism includes fixed connection to the vertical pole portion of horizontal cylinder body and swing joint to the vertical cylinder body of vertical pole portion, vertical cylinder body can be relative vertical pole portion reciprocating motion, material clamping part, and movably be connected to vertical cylinder body, and material clamping part with through spring flexonics between the vertical cylinder body.
2. The automatic gear hobbing device for mandrels as claimed in claim 1, wherein the storage bin comprises a bin bottom and a bin wall, the bin bottom is arranged obliquely, and the position of the bin bottom close to the feeding device main body is lower, and the position of the bin bottom far away from the feeding device main body is higher.
3. The automatic gear hobbing device for the mandrel as claimed in claim 2, wherein the bin wall encloses three sides of the bin bottom, wherein the bin wall is not enclosed on one side of the bin bottom close to the feeding device main body, the outer bin wall is arranged on one side of the bin wall far away from the feeding device main body, the side bin walls are arranged on two sides of the outer bin wall, the two side bin walls are arranged in parallel, the distance between the two side bin walls is equal to the length of the mandrel, and the distance between the two side bin walls can be adjusted.
4. The automatic mandrel hobbing apparatus according to claim 3, wherein the discharge guide comprises two stop portions and two discharge portions, the discharge channel is formed between the discharge portions of the two discharge guides, the distance between the two discharge portions is greater than the length of the mandrel, the distance between the stop portions of the two discharge guides is less than the distance between the two side walls, the distance between the stop portions is also less than the length of the mandrel, and the distance between the two discharge guides is also adjustable.
5. The automatic gear hobbing machine for mandrels as claimed in claim 4, wherein the discharge guide rail and the bottom of the bin are arranged in an inclined manner, and the included angle between the discharge guide rail and the bottom of the bin is less than 90 degrees.
6. The automatic mandrel hobbing apparatus according to claim 1, wherein the discharging mechanism further comprises a tilting plate provided between the storage bin and the loading apparatus main body, the tilting plate is fixedly connected to the loading apparatus main body obliquely with respect to the loading apparatus main body by a tilting pad, and an upper portion of the tilting plate 307 is tilted to an outer side with respect to the loading apparatus main body.
7. The automatic gear hobbing machine for mandrels as claimed in claim 6, wherein the upper surface of the discharging movable plate is obliquely arranged relative to the inclined plate and forms an acute angle with the inclined plate.
8. The automatic mandrel hobbing apparatus of claim 1, wherein the transverse feed cylinder is a rodless cylinder.
9. The automatic gear hobbing device for the mandrel as claimed in claim 1, wherein the two springs are respectively arranged at two ends of the material piece clamping part, and the two springs are both arranged as compression springs.
10. The automatic mandrel hobbing apparatus according to claim 1, wherein the loading means further comprises an adjustment mechanism 60 for adjusting the starting position of the mandrel 70 to remain fixed relative to the hobbing apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611272325.0A CN106736805B (en) | 2016-12-29 | 2016-12-29 | The automatic hobbing device of mandrel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611272325.0A CN106736805B (en) | 2016-12-29 | 2016-12-29 | The automatic hobbing device of mandrel |
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| CN106736805A true CN106736805A (en) | 2017-05-31 |
| CN106736805B CN106736805B (en) | 2019-03-12 |
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| CN201611272325.0A Active CN106736805B (en) | 2016-12-29 | 2016-12-29 | The automatic hobbing device of mandrel |
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| CN108145252A (en) * | 2017-12-20 | 2018-06-12 | 重庆顺淮机械制造有限公司 | Multifunction gear hobbing device |
| CN109894685A (en) * | 2019-04-22 | 2019-06-18 | 河南厚德电力科技有限公司 | Aluminium alloy conduit flute profile process equipment |
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| CN106736805B (en) | 2019-03-12 |
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Effective date of registration: 20220420 Address after: 230000 b-1018, Woye Garden commercial office building, 81 Ganquan Road, Shushan District, Hefei City, Anhui Province Patentee after: HEFEI WISDOM DRAGON MACHINERY DESIGN Co.,Ltd. Address before: 325000 Wenzhou City National University Science Park incubator, No. 38 Dongfang South Road, Ouhai Economic Development Zone, Wenzhou, Zhejiang Patentee before: WENZHOU VOCATIONAL & TECHNICAL College |
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Denomination of invention: Automatic gear hobbing device for core shaft Granted publication date: 20190312 Pledgee: Bank of China Limited Dalian Wafangdian Branch Pledgor: DALIAN YESHENGDA METAL PRODUCTS CO.,LTD. Registration number: Y2024980003641 |
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